/* ============================================================
   口袋眼 (Pocket Eye) - Sports Camera Brand
   Complete Stylesheet
   ============================================================ */

/* ------------------------------------------------------------
   1. CSS Variables
   ------------------------------------------------------------ */
:root {
  /* Colors */
  --color-primary: #2563eb;
  --color-primary-light: #60a5fa;
  --color-primary-dark: #1d4ed8;
  --color-secondary: #0ea5e9;
  --color-accent: #f59e0b;
  --color-text: #1a1a2e;
  --color-text-light: #64748b;
  --color-text-lighter: #94a3b8;
  --color-bg: #f8fafc;
  --color-bg-white: #ffffff;
  --color-bg-light: #f1f5f9;
  --color-bg-dark: #0f172a;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;
  --color-success: #22c55e;
  --color-danger: #ef4444;
  --color-warning: #f59e0b;
  --color-overlay: rgba(15, 23, 42, 0.6);

  /* Fonts */
  --font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.25;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.75;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  --spacing-5xl: 8rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Container */
  --container-max-width: 1200px;
  --container-padding: 0 20px;

  /* Navbar */
  --navbar-height: 72px;
}

/* ------------------------------------------------------------
   2. Global Reset & Base Styles
   ------------------------------------------------------------ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
}

h6 {
  font-size: var(--font-size-base);
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: inherit;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: none;
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: var(--container-padding);
}

/* ------------------------------------------------------------
   3. Navbar
   ------------------------------------------------------------ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: background-color var(--transition-base), box-shadow var(--transition-base), backdrop-filter var(--transition-base);
}

.navbar:not(.scrolled) {
  background-color: transparent;
}

.navbar.scrolled {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: var(--container-max-width);
  width: 100%;
  margin: 0 auto;
  padding: var(--container-padding);
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-icon svg {
  width: 100%;
  height: 100%;
}

.logo-text {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  transition: color var(--transition-base);
  white-space: nowrap;
}

.navbar.scrolled .logo-text {
  color: var(--color-text);
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
  margin-right: 120px;
}

.nav-links a {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: rgba(255, 255, 255, 0.85);
  transition: color var(--transition-fast);
  white-space: nowrap;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.nav-links a:hover {
  color: #ffffff;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.navbar.scrolled .nav-links a {
  color: var(--color-text-light);
}

.navbar.scrolled .nav-links a:hover {
  color: var(--color-primary);
}

/* Nav Right */
.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

/* Nav Search */
.nav-search {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-search input {
  width: 180px;
  height: 36px;
  padding: 0 36px 0 16px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background-color: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
}

.nav-search input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.nav-search input:focus {
  border-color: rgba(255, 255, 255, 0.4);
  background-color: rgba(255, 255, 255, 0.15);
  width: 220px;
}

.navbar.scrolled .nav-search input {
  border-color: var(--color-border);
  background-color: var(--color-bg-light);
  color: var(--color-text);
}

.navbar.scrolled .nav-search input::placeholder {
  color: var(--color-text-lighter);
}

.navbar.scrolled .nav-search input:focus {
  border-color: var(--color-primary);
  background-color: var(--color-bg-white);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.nav-search-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.nav-search-btn:hover {
  color: #ffffff;
}

.navbar.scrolled .nav-search-btn {
  color: var(--color-text-lighter);
}

.navbar.scrolled .nav-search-btn:hover {
  color: var(--color-primary);
}

/* Nav Auth */
.nav-auth {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-login,
.btn-register {
  padding: 6px 18px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.btn-login {
  color: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: transparent;
}

.btn-login:hover {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.1);
}

.btn-register {
  color: #ffffff;
  background-color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-register:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.navbar.scrolled .btn-login {
  color: var(--color-text);
  border-color: var(--color-border);
}

.navbar.scrolled .btn-login:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: rgba(37, 99, 235, 0.05);
}

.navbar.scrolled .btn-register {
  color: #ffffff;
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.navbar.scrolled .btn-register:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

/* Nav Toggle (Mobile Hamburger) */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  cursor: pointer;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: #ffffff;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.navbar.scrolled .nav-toggle span {
  background-color: var(--color-text);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ------------------------------------------------------------
   4. Sub-page Navbar Overrides
   ------------------------------------------------------------ */
.sub-page .navbar {
  background-color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.sub-page .logo-text {
  color: var(--color-text) !important;
}

.sub-page .nav-links a {
  color: var(--color-text-light) !important;
}

.sub-page .nav-links a:hover {
  color: var(--color-primary) !important;
}

.sub-page .nav-toggle span {
  background-color: var(--color-text) !important;
}

.sub-page .nav-search input {
  border-color: var(--color-border) !important;
  background-color: var(--color-bg-light) !important;
  color: var(--color-text) !important;
}

.sub-page .nav-search input::placeholder {
  color: var(--color-text-lighter) !important;
}

.sub-page .nav-search-btn {
  color: var(--color-text-lighter) !important;
}

.sub-page .nav-auth .btn-login {
  color: var(--color-text) !important;
  border-color: var(--color-border) !important;
}

.sub-page .nav-auth .btn-login:hover {
  color: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
}

/* ------------------------------------------------------------
   5. Hero Section
   ------------------------------------------------------------ */
.hero {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.7) 0%,
    rgba(37, 99, 235, 0.4) 50%,
    rgba(15, 23, 42, 0.6) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--spacing-xl);
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: var(--spacing-lg);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-btns {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-xs);
  animation: heroScrollBounce 2s infinite;
}

.hero-scroll-indicator::after {
  content: '';
  width: 1px;
  height: 30px;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.6), transparent);
}

@keyframes heroScrollBounce {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(8px);
  }
}

/* ------------------------------------------------------------
   6. Section Styles
   ------------------------------------------------------------ */
/* Section Title & Subtitle */
.section-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.section-alt {
  background: var(--color-bg);
}

.page-content {
  padding: var(--spacing-3xl) 0;
  margin-bottom: var(--spacing-2xl);
}

.section {
  padding: var(--spacing-3xl) 0;
}

.section-first {
  padding-top: var(--spacing-3xl);
}

.section-last {
  padding-bottom: var(--spacing-3xl);
  margin-bottom: var(--spacing-2xl);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--spacing-3xl);
  line-height: var(--line-height-relaxed);
}

/* Products Section */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.product-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border: 1px solid var(--color-border-light);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.product-card .product-image {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-bg-light);
}

.product-card .product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-image img {
  transform: scale(1.05);
}

.product-card .product-info {
  padding: var(--spacing-xl);
}

.product-card .product-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.product-card .product-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-normal);
  margin-bottom: var(--spacing-lg);
}

.product-card .product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.product-card .product-specs .spec {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--color-bg-light);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
}

/* Features Section */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.feature-card {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-xl);
  border-radius: var(--radius-xl);
  background: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

.feature-card .feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(14, 165, 233, 0.1));
  border-radius: var(--radius-lg);
  color: var(--color-primary);
  font-size: 28px;
}

.feature-card .feature-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.feature-card .feature-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* Stats Section */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
}

.stat-item {
  text-align: center;
  padding: var(--spacing-xl);
}

.stat-item .stat-number {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.stat-item .stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

/* Story Section */
.story-section {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg-white);
}

.story-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.story-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.story-text h2 {
  margin-bottom: var(--spacing-lg);
}

.story-text p {
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

/* CTA Section */
.cta-section {
  padding: var(--spacing-5xl) 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  text-align: center;
  color: #ffffff;
}

.cta-section h2 {
  color: #ffffff;
  margin-bottom: var(--spacing-md);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  margin: 0 auto var(--spacing-2xl);
  line-height: var(--line-height-relaxed);
}

/* ------------------------------------------------------------
   7. Page Banner (Sub-pages)
   ------------------------------------------------------------ */
.page-banner {
  padding: calc(var(--navbar-height) + var(--spacing-4xl)) 0 var(--spacing-4xl);
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 50%, var(--color-secondary) 100%);
  text-align: center;
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.page-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.3;
}

.page-banner h1 {
  font-size: var(--font-size-4xl);
  color: #ffffff;
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 1;
}

.page-banner p {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  position: relative;
  z-index: 1;
}

/* ------------------------------------------------------------
   8. Sub-page Content Styles
   ------------------------------------------------------------ */
.content-block {
  padding: var(--spacing-3xl) 0;
}

.content-block h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-lg);
}

.content-block h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
}

.content-block p {
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

/* Info Grid */
.info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.info-grid-item {
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
}

.info-grid-item h4 {
  margin-bottom: var(--spacing-sm);
}

.info-grid-item p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* Highlight Box */
.highlight-box {
  padding: var(--spacing-xl) var(--spacing-2xl);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(14, 165, 233, 0.05));
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--spacing-xl) 0;
}

.highlight-box h4 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.highlight-box p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* FAQ List */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item:first-child {
  border-top: 1px solid var(--color-border);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) 0;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  cursor: pointer;
  transition: color var(--transition-fast);
  user-select: none;
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-question .faq-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-left: var(--spacing-md);
  transition: transform var(--transition-base);
  color: var(--color-text-lighter);
}

.faq-item.active .faq-question .faq-icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base), padding var(--transition-base);
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding-bottom: var(--spacing-lg);
}

.faq-answer p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: 0;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: var(--spacing-3xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--spacing-2xl);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--spacing-3xl) + 3px);
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 2px solid var(--color-bg-white);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.timeline-item .timeline-date {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-xs);
}

.timeline-item .timeline-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
}

.timeline-item .timeline-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* Styled Table */
.styled-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.styled-table thead {
  background: var(--color-bg-light);
}

.styled-table th {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  border-bottom: 2px solid var(--color-border);
}

.styled-table td {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  border-bottom: 1px solid var(--color-border-light);
}

.styled-table tbody tr:last-child td {
  border-bottom: none;
}

.styled-table tbody tr:hover {
  background-color: var(--color-bg-light);
}

/* Contact Form */
.contact-form {
  max-width: 600px;
}

.contact-form .form-group {
  margin-bottom: var(--spacing-lg);
}

.contact-form label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 10px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-white);
  color: var(--color-text);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.contact-form textarea {
  min-height: 120px;
  resize: vertical;
}

/* Job Card */
.job-card {
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--spacing-md);
  transition: all var(--transition-base);
}

.job-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}

.job-card .job-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.job-card .job-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: 0;
}

.job-card .job-location {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.job-card .job-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.job-card .job-tag {
  padding: 4px 12px;
  background: var(--color-bg-light);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
}

.job-card .job-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

/* News Card V2 - 现代卡片设计 */
.news-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.15);
  border-color: rgba(37, 99, 235, 0.2);
}

.news-card .news-image {
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
  position: relative;
}

.news-card .news-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.4) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.news-card:hover .news-image::after {
  opacity: 1;
}

.news-card .news-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.news-card:hover .news-image img {
  transform: scale(1.08);
}

/* 分类标签 - 悬浮在图片上 */
.news-card .news-category {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
  color: #ffffff;
  background: rgba(37, 99, 235, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 5px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.news-card .news-category.tutorial {
  background: rgba(34, 197, 94, 0.9);
}

.news-card .news-category.review {
  background: rgba(139, 92, 246, 0.9);
}

.news-card .news-category.news {
  background: rgba(245, 158, 11, 0.9);
}

.news-card .news-body {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-card .news-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--transition-fast);
}

.news-card:hover .news-title {
  color: var(--color-primary);
}

.news-card .news-excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--spacing-md);
  flex: 1;
}

/* 底部元信息栏 */
.news-card .news-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border-light);
  margin-top: auto;
}

.news-card .news-date {
  font-size: 12px;
  color: var(--color-text-lighter);
  display: flex;
  align-items: center;
  gap: 4px;
}

.news-card .news-date::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--color-text-lighter);
  border-radius: 50%;
}

.news-card .read-more {
  font-size: 12px;
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transform: translateX(-8px);
  transition: all var(--transition-base);
}

.news-card:hover .read-more {
  opacity: 1;
  transform: translateX(0);
}

.news-card .read-more::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.news-card:hover .read-more::after {
  transform: translateX(4px);
}

/* News Page V2 - 新闻资讯页面专用样式 */
.news-list-section {
  padding: var(--spacing-xl) 0 var(--spacing-3xl);
  background: var(--color-bg);
}

.news-list-section .news-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.news-list-section .news-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.15);
  border-color: rgba(37, 99, 235, 0.2);
}

.news-list-section .news-card-img {
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
  position: relative;
}

.news-list-section .news-card-img::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.4) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.news-list-section .news-card:hover .news-card-img::after {
  opacity: 1;
}

.news-list-section .news-card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
  color: var(--color-primary);
}

.news-list-section .news-card-placeholder svg {
  width: 48px;
  height: 48px;
  opacity: 0.5;
}

.news-list-section .news-card-body {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-list-section .news-card-body h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--transition-fast);
}

.news-list-section .news-card:hover .news-card-body h3 {
  color: var(--color-primary);
}

.news-list-section .news-card-body p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--spacing-md);
  flex: 1;
}

.news-list-section .news-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.news-list-section .news-tag {
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
  color: #ffffff;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.news-list-section .news-tag-update {
  background: rgba(37, 99, 235, 0.9);
}

.news-list-section .news-tag-event {
  background: rgba(245, 158, 11, 0.9);
}

.news-list-section .news-tag-industry {
  background: rgba(139, 92, 246, 0.9);
}

.news-list-section .news-tag-user {
  background: rgba(34, 197, 94, 0.9);
}

.news-list-section .news-tag-product {
  background: rgba(236, 72, 153, 0.9);
}

.news-list-section .news-date {
  font-size: 12px;
  color: var(--color-text-lighter);
}

.news-list-section .news-read-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  opacity: 0;
  transform: translateX(-8px);
  transition: all var(--transition-base);
  margin-top: auto;
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border-light);
}

.news-list-section .news-card:hover .news-read-more {
  opacity: 1;
  transform: translateX(0);
}

.news-list-section .news-read-more:hover {
  gap: 8px;
}

/* Firmware Card */
.firmware-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--spacing-md);
  transition: all var(--transition-base);
}

.firmware-card:hover {
  box-shadow: var(--shadow-md);
}

.firmware-card .firmware-info {
  flex: 1;
}

.firmware-card .firmware-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: 4px;
}

.firmware-card .firmware-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.firmware-card .firmware-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* Manual Card */
.manual-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--spacing-md);
  transition: all var(--transition-base);
}

.manual-card:hover {
  box-shadow: var(--shadow-md);
}

.manual-card .manual-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(14, 165, 233, 0.1));
  border-radius: var(--radius-md);
  color: var(--color-primary);
  font-size: 22px;
  flex-shrink: 0;
}

.manual-card .manual-info {
  flex: 1;
}

.manual-card .manual-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: 4px;
}

.manual-card .manual-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.manual-card .manual-download {
  flex-shrink: 0;
}

/* ------------------------------------------------------------
   9. Footer
   ------------------------------------------------------------ */
.footer {
  background-color: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--spacing-4xl) 0 0;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.3), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-3xl);
  padding-bottom: var(--spacing-3xl);
}

.footer-brand .logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--spacing-lg);
}

.footer-brand .logo .logo-text {
  color: #ffffff;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
}

.footer-desc {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: var(--spacing-xl);
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: var(--spacing-sm);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.5);
  transition: all var(--transition-base);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-social a:hover {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.footer-links h4 {
  color: #ffffff;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-lg);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.footer-links h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links ul li a {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.45);
  transition: all var(--transition-base);
  display: inline-block;
}

.footer-links ul li a:hover {
  color: #ffffff;
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-lg) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.4);
}

.footer-bottom .footer-legal {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-bottom .footer-legal a {
  color: rgba(255, 255, 255, 0.4);
  transition: color var(--transition-fast);
}

.footer-bottom .footer-legal a:hover {
  color: rgba(255, 255, 255, 0.7);
}

/* ------------------------------------------------------------
   10. Auth Pages (基础样式，由 .auth-page-body 覆盖)
   ------------------------------------------------------------ */

.auth-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-3xl) var(--spacing-2xl);
  box-shadow: var(--shadow-2xl);
}

.auth-card .auth-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.auth-card .auth-header .auth-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: var(--spacing-lg);
}

.auth-card .auth-header .auth-logo .logo-text {
  color: var(--color-text);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
}

.auth-card .auth-header h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-sm);
}

.auth-card .auth-header p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.auth-card .form-group {
  margin-bottom: var(--spacing-lg);
}

.auth-card .form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.auth-card .form-group input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.auth-card .form-group input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  background: var(--color-bg-white);
}

.auth-card .form-group input::placeholder {
  color: var(--color-text-lighter);
}

.auth-card .form-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}

.auth-card .form-row label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  cursor: pointer;
}

.auth-card .form-row a {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
}

.btn-auth {
  width: 100%;
  padding: 12px;
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-auth:hover {
  background: var(--color-primary-dark);
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin: var(--spacing-xl) 0;
  color: var(--color-text-lighter);
  font-size: var(--font-size-sm);
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.auth-switch {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.auth-switch a {
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

.auth-footer {
  text-align: center;
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border-light);
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
}

/* ============================================================
   Horizontal Auth Card - 横向登录/注册卡片（紧凑版）
   ============================================================ */
/* ============================================================
   Pure Auth Page - 纯净登录/注册页面（无导航栏和Footer）
   ============================================================ */
.auth-page-body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #f0f4ff 0%, #e8eeff 30%, #f5f0ff 60%, #eef2ff 100%);
  font-family: 'Noto Sans SC', sans-serif;
  position: relative;
  overflow: hidden;
}

/* 背景装饰光斑 */
.auth-page-body::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.auth-page-body::after {
  content: '';
  position: absolute;
  bottom: -15%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.auth-page {
  padding-top: calc(var(--navbar-height) + var(--spacing-3xl));
  padding-bottom: var(--spacing-3xl);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  position: relative;
  z-index: 1;
}

.auth-card-horizontal {
  display: flex;
  max-width: 800px;
  width: 100%;
  padding: 0;
  overflow: hidden;
  min-height: 480px;
  max-height: 600px;
}

/* 左侧图片区域 */
.auth-image-side {
  flex: 1;
  position: relative;
  min-height: 480px;
  max-width: 42%;
  overflow: hidden;
}

.auth-image-side img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
}

.auth-image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-xl);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 100%);
  color: #ffffff;
}

.auth-image-overlay h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-xs);
}

.auth-image-overlay p {
  font-size: var(--font-size-xs);
  opacity: 0.9;
  line-height: var(--line-height-relaxed);
}

/* 右侧表单区域 */
.auth-form-side {
  flex: 1;
  padding: var(--spacing-lg) var(--spacing-xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow-y: auto;
}

.auth-form-header {
  text-align: center;
  margin-top: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.auth-form-header .auth-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
}

.auth-form-header h2 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.auth-form-header .auth-subtitle {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
}

.auth-form-side .form-group {
  margin-bottom: var(--spacing-sm);
}

.auth-form-side .form-group label {
  font-size: var(--font-size-xs);
  margin-bottom: 4px;
}

.auth-form-side .form-group input {
  padding: 8px 12px;
  font-size: var(--font-size-sm);
}

.auth-form-side .form-options {
  margin-bottom: var(--spacing-sm);
}

.auth-form-side .form-options label {
  font-size: var(--font-size-xs);
}

.auth-form-side .form-options a {
  font-size: var(--font-size-xs);
}

.auth-form-side .btn-auth {
  padding: 10px;
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-sm);
}

/* 社交登录按钮 */
.social-login {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.social-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.social-btn svg {
  width: 18px;
  height: 18px;
}

.social-btn.wechat {
  color: #07c160;
}

.social-btn.wechat:hover {
  background: #07c160;
  border-color: #07c160;
  color: #ffffff;
}

.social-btn.weibo {
  color: #e6162d;
}

.social-btn.weibo:hover {
  background: #e6162d;
  border-color: #e6162d;
  color: #ffffff;
}

.social-btn.qq {
  color: #12b7f5;
}

.social-btn.qq:hover {
  background: #12b7f5;
  border-color: #12b7f5;
  color: #ffffff;
}

.auth-form-side .auth-divider {
  margin: var(--spacing-sm) 0;
  font-size: var(--font-size-xs);
}

.auth-form-side .auth-switch {
  font-size: var(--font-size-xs);
  margin-bottom: var(--spacing-xs);
}

/* 响应式适配 */
@media (max-width: 768px) {
  .auth-card-horizontal {
    flex-direction: column;
    max-width: 380px;
    min-height: auto;
    max-height: none;
  }

  .auth-image-side {
    max-width: 100%;
    min-height: 140px;
    max-height: 160px;
  }

  .auth-image-overlay {
    padding: var(--spacing-md);
  }

  .auth-image-overlay h3 {
    font-size: var(--font-size-base);
  }

  .auth-image-overlay p {
    font-size: var(--font-size-xs);
  }

  .auth-form-side {
    padding: var(--spacing-lg) var(--spacing-md);
  }
}

/* ------------------------------------------------------------
   11. Floating Navigation
   ------------------------------------------------------------ */
.float-nav {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 900;
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 8px 10px;
  border: 1px solid var(--color-border-light);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.float-nav.visible {
  opacity: 1;
  visibility: visible;
}

.float-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px 6px;
  border-radius: var(--radius-md);
  color: var(--color-text-light);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: color var(--transition-fast);
  text-align: center;
}

.float-nav-item:hover {
  color: var(--color-primary);
  background: transparent;
}

.float-nav-item.active {
  color: var(--color-primary);
}

.float-nav-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.float-nav-item .float-nav-text {
  font-size: var(--font-size-xs);
}

.float-nav-divider {
  width: 100%;
  height: 1px;
  background: var(--color-border-light);
  margin: 4px 0;
}

/* ------------------------------------------------------------
   12. APP Download Page V2
   ------------------------------------------------------------ */
.app-hero-v2 {
  position: relative;
  padding: calc(var(--navbar-height) + var(--spacing-4xl)) 0 var(--spacing-4xl);
  background: linear-gradient(160deg, #0f172a 0%, #1e293b 40%, #0f172a 100%);
  overflow: hidden;
  text-align: center;
}

.app-hero-v2::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.app-hero-v2::after {
  content: '';
  position: absolute;
  bottom: -10%;
  right: 5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.app-hero-v2 .app-hero-v2-content {
  position: relative;
  z-index: 1;
}

.app-hero-v2-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-3xl);
}

.app-hero-v2-text {
  flex: 1;
  text-align: left;
  max-width: 560px;
}

.app-hero-v2-visual {
  flex-shrink: 0;
  position: relative;
}

.app-hero-v2-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: var(--radius-full);
  color: var(--color-primary-light);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-xl);
}

.app-hero-v2 h1 {
  font-size: var(--font-size-5xl);
  color: #ffffff;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
}

.app-hero-v2-tagline {
  font-size: var(--font-size-xl);
  color: var(--color-primary-light);
  margin-bottom: var(--spacing-lg);
  font-weight: var(--font-weight-medium);
}

.app-hero-v2-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--font-size-sm);
}

.app-hero-v2-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.app-hero-v2-desc {
  font-size: var(--font-size-base);
  color: rgba(255, 255, 255, 0.6);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-2xl);
}

.app-download-btns {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.app-hero-v2-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--font-size-sm);
}

.app-hero-v2-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* App Mockup V2 */
.app-mockup-v2 {
  position: relative;
  width: 280px;
  z-index: 1;
}

.app-mockup-v2-notch {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 28px;
  background: #0f172a;
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  z-index: 3;
}

.app-mockup-v2-screen {
  width: 100%;
  aspect-ratio: 9/19;
  background: linear-gradient(135deg, #1e293b, #334155);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 3px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
  position: relative;
}

.app-mockup-v2-statusbar {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 44px;
  background: linear-gradient(to bottom, rgba(15, 23, 42, 0.8), transparent);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.7);
}

.app-mockup-v2-statusbar-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

.app-mockup-v2-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 60px 20px 20px;
}

.app-mockup-v2-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-sm);
}

.app-mockup-v2-preview svg {
  width: 48px;
  height: 48px;
  color: rgba(255, 255, 255, 0.5);
}

.app-mockup-v2-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-lg);
}

.app-mockup-v2-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
}

.app-mockup-v2-btn.photo-btn {
  width: 52px;
  height: 52px;
  border: 2px solid rgba(255, 255, 255, 0.6);
  background: transparent;
}

.app-mockup-v2-btn.record-btn {
  width: 64px;
  height: 64px;
  background: var(--color-primary);
  border-color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.record-btn-inner {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #ffffff;
}

.app-mockup-v2-btn.mode-btn {
  width: 44px;
  height: 44px;
}

.app-mockup-v2-glow {
  position: absolute;
  bottom: -30px;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 60px;
  background: radial-gradient(ellipse, rgba(37, 99, 235, 0.3) 0%, transparent 70%);
  filter: blur(20px);
  pointer-events: none;
}

/* App Stats */
.app-stats {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg-white);
}

.app-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
}

.app-stat-item {
  text-align: center;
  padding: var(--spacing-xl);
}

.app-stat-item .app-stat-number {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.app-stat-item .app-stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

/* App Features V2 */
.app-features-v2 {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg);
}

.app-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.app-feature-card {
  padding: var(--spacing-2xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.app-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.app-feature-card .app-feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(14, 165, 233, 0.1));
  border-radius: var(--radius-lg);
  color: var(--color-primary);
  font-size: 24px;
  margin-bottom: var(--spacing-lg);
}

.app-feature-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
}

.app-feature-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: 0;
}

/* App Reviews */
.app-reviews {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg-white);
}

.app-reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.app-review-card {
  padding: var(--spacing-xl);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
}

.app-review-card .app-review-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.app-review-card .app-review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  flex-shrink: 0;
}

.app-review-card .app-review-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.app-review-card .app-review-source {
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
}

.app-review-card .app-review-stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--spacing-md);
  color: var(--color-accent);
  margin-left: auto;
}

.app-review-card > p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* App Buttons */
.app-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.app-btn-ios {
  background: #000000;
  color: #ffffff;
  border: 1px solid #000000;
}

.app-btn-ios:hover {
  background: #1a1a1a;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.app-btn-android {
  background: #ffffff;
  color: #1a1a1a;
  border: 1px solid var(--color-success);
}

.app-btn-android:hover {
  background: var(--color-bg-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.app-btn .app-btn-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.app-btn .app-btn-text small {
  font-size: 0.65rem;
  opacity: 0.7;
  font-weight: var(--font-weight-normal);
}

.app-btn .app-btn-text span {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.app-btn .app-btn-label {
  font-size: var(--font-size-xs);
  opacity: 0.7;
  display: block;
}

.app-btn .app-btn-store {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

/* App FAQ */
.app-faq {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg);
}

/* ------------------------------------------------------------
   13. News Page
   ------------------------------------------------------------ */
/* Featured News Card V2 - 现代置顶卡片设计 */
.news-featured-card {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 0;
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--spacing-3xl);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 20px -4px rgba(0, 0, 0, 0.08);
}

.news-featured-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.18);
  border-color: rgba(37, 99, 235, 0.15);
}

/* 左侧图片区域 */
.news-featured-card .news-featured-img {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 50%, #1e293b 100%);
}

.news-featured-card .news-featured-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0ea5e9 0%, #2563eb 50%, #7c3aed 100%);
  position: relative;
}

.news-featured-card .news-featured-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.news-featured-card .news-featured-placeholder svg {
  width: 80px;
  height: 80px;
  color: rgba(255, 255, 255, 0.9);
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

/* 置顶徽章 */
.news-featured-card .news-badge-top {
  position: absolute;
  top: 20px;
  left: 20px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
  z-index: 2;
  animation: pulse-badge 2s ease-in-out infinite;
}

.news-featured-card .news-badge-top::before {
  content: '📌';
  font-size: 14px;
}

@keyframes pulse-badge {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* 右侧内容区域 */
.news-featured-card .news-featured-content {
  padding: var(--spacing-2xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(180deg, var(--color-bg-white) 0%, rgba(248, 250, 252, 0.5) 100%);
}

.news-featured-card .news-featured-content .news-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.news-featured-card .news-featured-content .news-tag {
  font-size: 12px;
  font-weight: var(--font-weight-semibold);
  color: #ffffff;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.news-featured-card .news-featured-content .news-date {
  font-size: 13px;
  color: var(--color-text-lighter);
  display: flex;
  align-items: center;
  gap: 6px;
}

.news-featured-card .news-featured-content .news-date::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--color-text-lighter);
  border-radius: 50%;
}

.news-featured-card .news-featured-content h2 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
  line-height: 1.4;
  background: linear-gradient(135deg, var(--color-text) 0%, var(--color-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.news-featured-card:hover .news-featured-content h2 {
  background: linear-gradient(135deg, var(--color-primary) 0%, #7c3aed 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.news-featured-card .news-featured-content p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: var(--spacing-xl);
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-featured-card .news-featured-content .news-read-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #7c3aed 100%);
  color: #ffffff;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all var(--transition-base);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
  width: fit-content;
}

.news-featured-card .news-featured-content .news-read-more:hover {
  transform: translateX(4px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.news-featured-card .news-featured-content .news-read-more::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.news-featured-card .news-featured-content .news-read-more:hover::after {
  transform: translateX(4px);
}

/* News Featured Section - 置顶新闻区域间距 */
.news-featured {
  padding-top: var(--spacing-3xl);
  padding-bottom: var(--spacing-xl);
}

/* News Badge */
.news-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-primary);
}

.news-badge.hot {
  background: rgba(239, 68, 68, 0.1);
  color: var(--color-danger);
}

.news-badge.new {
  background: rgba(34, 197, 94, 0.1);
  color: var(--color-success);
}

/* News Meta */
.news-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
  margin-bottom: var(--spacing-md);
}

.news-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* News Tag */
.news-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.news-tag.blue {
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-primary);
}

.news-tag.green {
  background: rgba(34, 197, 94, 0.1);
  color: var(--color-success);
}

.news-tag.orange {
  background: rgba(245, 158, 11, 0.1);
  color: var(--color-warning);
}

.news-tag.red {
  background: rgba(239, 68, 68, 0.1);
  color: var(--color-danger);
}

.news-tag.purple {
  background: rgba(139, 92, 246, 0.1);
  color: #8b5cf6;
}

/* News Filter Bar */
.news-filter-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-2xl);
  flex-wrap: wrap;
}

.news-filter-btn {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-light);
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.news-filter-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.news-filter-btn.active {
  color: #ffffff;
  background: var(--color-primary);
  border-color: var(--color-primary);
}

/* News Grid */
.news-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

/* News Load More */
.news-load-more {
  text-align: center;
  margin-top: var(--spacing-3xl);
}

.news-load-more .btn-load-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-light);
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.news-load-more .btn-load-more:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

/* ------------------------------------------------------------
   14. Responsive
   ------------------------------------------------------------ */
@media (max-width: 1024px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.5rem;
  }

  .nav-right {
    display: none;
  }

  .nav-links {
    margin-left: 32px;
    gap: 20px;
  }

  .product-grid,
  .feature-grid,
  .app-feature-grid,
  .app-reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .news-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .stats-grid,
  .app-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
  }

  .story-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  /* Featured News Card responsive */
  .news-featured-card {
    grid-template-columns: 1fr;
  }

  .news-featured-card .news-featured-img {
    aspect-ratio: 16/9;
  }

  .news-featured-card .news-featured-content {
    padding: var(--spacing-xl);
  }

  .news-featured-card .news-featured-content h2 {
    font-size: var(--font-size-xl);
  }

  .news-featured-card .news-featured-content p {
    -webkit-line-clamp: 3;
  }

  /* App Download V2 responsive */
  .app-mockup-v2 {
    width: 240px;
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.375rem;
    --navbar-height: 64px;
  }

  .float-nav {
    display: none;
  }

  /* 移动端导航布局优化 */
  .nav-container {
    position: relative;
    justify-content: center;
    padding: 0 var(--spacing-lg);
  }

  /* Logo居中 */
  .logo {
    position: relative;
    z-index: 1;
  }

  /* 菜单按钮靠右 */
  .nav-toggle {
    display: flex;
    position: absolute;
    right: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all var(--transition-fast);
  }

  .nav-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
  }

  .navbar.scrolled .nav-toggle {
    background: var(--color-bg-light);
  }

  .navbar.scrolled .nav-toggle:hover {
    background: var(--color-bg);
  }

  .sub-page .nav-toggle {
    background: var(--color-bg-light);
  }

  .sub-page .nav-toggle:hover {
    background: var(--color-bg);
  }

  /* 菜单按钮图标优化 */
  .nav-toggle span {
    width: 20px;
    height: 2px;
    border-radius: 2px;
  }

  /* 隐藏右侧搜索和登录 */
  .nav-right {
    display: none;
  }

  /* 移动端菜单面板优化 */
  .nav-links {
    position: fixed;
    top: var(--navbar-height);
    right: 0;
    width: 280px;
    max-width: 85vw;
    flex-direction: column;
    background: var(--color-bg-white);
    padding: var(--spacing-lg);
    gap: 0;
    margin: 0;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
    border-radius: 0 0 0 var(--radius-2xl);
    transform: translateX(100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    max-height: calc(100vh - var(--navbar-height));
    overflow-y: auto;
  }

  .nav-links.active {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-links a {
    color: var(--color-text) !important;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    width: 100%;
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
  }

  .nav-links a::after {
    display: none;
  }

  .nav-links a:hover {
    color: var(--color-primary) !important;
    background: rgba(37, 99, 235, 0.06);
    padding-left: calc(var(--spacing-lg) + 4px);
  }

  .nav-links a.active {
    color: var(--color-primary) !important;
    background: rgba(37, 99, 235, 0.08);
    font-weight: var(--font-weight-semibold);
  }

  /* 移动端菜单项添加图标前缀效果 */
  .nav-links li {
    list-style: none;
  }

  .nav-links li:not(:last-child) {
    border-bottom: 1px solid var(--color-border-light);
    margin-bottom: var(--spacing-xs);
  }

  /* 移动端菜单关闭按钮区域 */
  .nav-links::before {
    content: '菜单';
    display: block;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-lighter);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0 var(--spacing-lg) var(--spacing-md);
    margin-bottom: var(--spacing-sm);
  }

  .product-grid,
  .feature-grid,
  .app-feature-grid,
  .app-reviews-grid {
    grid-template-columns: 1fr;
  }

  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid,
  .app-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .hero-content {
    padding: 0 var(--spacing-md);
  }

  .hero-title {
    font-size: var(--font-size-4xl);
  }

  .hero-subtitle {
    font-size: var(--font-size-base);
  }

  .hero-btns {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .hero-btns a,
  .hero-btns button {
    width: 100%;
  }

  .hero-scroll-indicator {
    display: none;
  }

  .page-banner {
    padding: calc(var(--navbar-height) + var(--spacing-3xl)) 0 var(--spacing-3xl);
  }

  .page-banner h1 {
    font-size: var(--font-size-3xl);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

  .footer-bottom .footer-legal {
    flex-wrap: wrap;
    justify-content: center;
  }

  .auth-card {
    padding: var(--spacing-2xl) var(--spacing-xl);
  }

  .cta-section h2 {
    font-size: var(--font-size-2xl);
  }

  /* App Download V2 mobile */
  .app-hero-v2 h1 {
    font-size: var(--font-size-3xl);
  }

  .app-hero-v2-tagline {
    font-size: var(--font-size-base);
  }

  .app-hero-v2-inner {
    flex-direction: column;
    text-align: center;
  }

  .app-hero-v2-text {
    max-width: 100%;
  }

  .app-hero-v2-visual {
    order: -1;
  }

  .app-download-btns {
    justify-content: center;
  }

  .app-hero-v2-meta {
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
  }

  .app-mockup-v2 {
    width: 200px;
  }

  .app-btn {
    width: 100%;
    justify-content: center;
  }

  /* News mobile */
  .news-filter-bar {
    gap: var(--spacing-xs);
  }

  .news-filter-btn {
    padding: 6px 14px;
    font-size: var(--font-size-xs);
  }

  .news-featured-card .news-featured-content {
    padding: var(--spacing-lg);
  }

  .news-featured-card .news-featured-content h2 {
    font-size: var(--font-size-xl);
  }

  /* Timeline mobile */
  .timeline {
    padding-left: var(--spacing-2xl);
  }

  /* Job card mobile */
  .job-card .job-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  /* Firmware card mobile */
  .firmware-card {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }

  .firmware-card .firmware-actions {
    width: 100%;
    justify-content: flex-end;
  }
}

@media (max-width: 480px) {
  :root {
    --font-size-5xl: 1.75rem;
    --font-size-4xl: 1.5rem;
    --font-size-3xl: 1.25rem;
    --font-size-2xl: 1.125rem;
    --navbar-height: 56px;
  }

  /* 小屏幕导航优化 */
  .nav-container {
    padding: 0 var(--spacing-md);
  }

  .nav-toggle {
    right: var(--spacing-md);
    width: 40px;
    height: 40px;
  }

  .nav-toggle span {
    width: 18px;
  }

  .logo-icon {
    width: 32px;
    height: 32px;
  }

  .logo-text {
    font-size: var(--font-size-lg);
  }

  .nav-links {
    width: 100%;
    max-width: 100%;
    border-radius: 0;
    padding: var(--spacing-md);
  }

  .nav-links a {
    padding: var(--spacing-md);
  }

  .container {
    padding: 0 16px;
  }

  .stats-grid,
  .app-stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .stat-item .stat-number {
    font-size: var(--font-size-2xl);
  }

  .section-subtitle {
    font-size: var(--font-size-base);
  }

  .product-card .product-info {
    padding: var(--spacing-lg);
  }

  .feature-card {
    padding: var(--spacing-xl) var(--spacing-lg);
  }

  .app-mockup-v2 {
    width: 180px;
  }

  .app-btn {
    padding: 10px 16px;
    font-size: var(--font-size-sm);
  }

  .news-featured-card .news-featured-content {
    padding: var(--spacing-md);
  }

  .news-featured-card .news-badge-top {
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    font-size: 12px;
  }

  .auth-card {
    padding: var(--spacing-xl) var(--spacing-lg);
    border-radius: var(--radius-lg);
  }
}

/* ------------------------------------------------------------
   15. Scroll Animations
   ------------------------------------------------------------ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in.delay-1 {
  transition-delay: 0.1s;
}

.fade-in.delay-2 {
  transition-delay: 0.2s;
}

.fade-in.delay-3 {
  transition-delay: 0.3s;
}

.fade-in.delay-4 {
  transition-delay: 0.4s;
}

/* ------------------------------------------------------------
   16. Custom Scrollbar
   ------------------------------------------------------------ */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg-light);
}

::-webkit-scrollbar-thumb {
  background: var(--color-text-lighter);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-light);
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--color-text-lighter) var(--color-bg-light);
}

/* ------------------------------------------------------------
   Utility Classes
   ------------------------------------------------------------ */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.text-primary {
  color: var(--color-primary);
}

.text-light {
  color: var(--color-text-light);
}

.mt-1 { margin-top: var(--spacing-md); }
.mt-2 { margin-top: var(--spacing-xl); }
.mt-3 { margin-top: var(--spacing-2xl); }
.mt-4 { margin-top: var(--spacing-3xl); }
.mb-1 { margin-bottom: var(--spacing-md); }
.mb-2 { margin-bottom: var(--spacing-xl); }
.mb-3 { margin-bottom: var(--spacing-2xl); }
.mb-4 { margin-bottom: var(--spacing-3xl); }

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.gap-1 { gap: var(--spacing-md); }
.gap-2 { gap: var(--spacing-xl); }
.gap-3 { gap: var(--spacing-2xl); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.7);
  color: #ffffff;
}

/* ============================================================
   Contact Page V2 Styles - 卡片式联系我们页面
   ============================================================ */

/* 联系信息卡片区域 */
.contact-cards-section {
  padding: var(--spacing-4xl) 0 var(--spacing-2xl);
  background: var(--color-bg);
}

.contact-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.contact-card {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(37, 99, 235, 0.2);
}

.contact-card-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(14, 165, 233, 0.08));
  border-radius: var(--radius-xl);
  color: var(--color-primary);
}

.contact-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.contact-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* 办公地点卡片区域 */
.offices-section {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg);
}

.offices-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.office-card {
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
  text-align: center;
}

.office-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.15);
}

.office-flag {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.office-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.office-role {
  display: inline-block;
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.08);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-md);
}

.office-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* 联系表单卡片包装 */
.contact-form-section {
  padding: var(--spacing-3xl) 0 var(--spacing-5xl);
  background: var(--color-bg);
}

.contact-form-card {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--spacing-3xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-lg);
}

.contact-form-card .section-header-v2 {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.contact-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.contact-form-group {
  display: flex;
  flex-direction: column;
}

.contact-form-group.full-width {
  grid-column: 1 / -1;
}

.contact-form-group label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.contact-form-group input,
.contact-form-group select,
.contact-form-group textarea {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.contact-form-group input:focus,
.contact-form-group select:focus,
.contact-form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  background: var(--color-bg-white);
}

.contact-form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.contact-form-submit {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-xl);
}

.contact-form-submit button {
  padding: 14px 48px;
  font-size: var(--font-size-base);
}

/* 社交媒体卡片 */
.social-section {
  padding: var(--spacing-3xl) 0 var(--spacing-5xl);
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-light) 100%);
}

.social-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.social-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
  text-decoration: none;
}

.social-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.social-card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  color: #ffffff;
  font-size: var(--font-size-xl);
  flex-shrink: 0;
}

.social-card-icon.wechat {
  background: #07c160;
}

.social-card-icon.weibo {
  background: #e6162d;
}

.social-card-icon.douyin {
  background: #000000;
}

.social-card-icon.xiaohongshu {
  background: #fe2c55;
}

.social-card-info h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: 2px;
}

.social-card-info p {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  margin: 0;
}

/* 联系页面响应式 */
@media (max-width: 1024px) {
  .contact-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .offices-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .social-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .contact-cards-grid {
    grid-template-columns: 1fr;
  }

  .contact-card {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .contact-card-icon {
    width: 60px;
    height: 60px;
  }

  .offices-grid {
    grid-template-columns: 1fr;
  }

  .contact-form-card {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .contact-form-grid {
    grid-template-columns: 1fr;
  }

  .social-cards-grid {
    grid-template-columns: 1fr;
  }

  .social-card {
    padding: var(--spacing-md);
  }
}

/* ============================================================
   Global Mobile Optimizations - 全局移动端优化
   ============================================================ */

/* 触摸目标优化 */
@media (max-width: 768px) {
  /* 确保触摸目标至少44px */
  button,
  a,
  input,
  select,
  textarea {
    min-height: 44px;
    min-width: 44px;
  }

  /* 防止iOS缩放 */
  input,
  select,
  textarea {
    font-size: 16px;
  }

  /* 优化字体渲染 */
  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* 防止水平滚动 */
  html,
  body {
    overflow-x: hidden;
  }

  /* 优化容器内边距 */
  .container {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }

  /* 优化页面标题 */
  .page-banner h1 {
    font-size: var(--font-size-2xl);
  }

  .page-banner p {
    font-size: var(--font-size-base);
  }

  /* 优化信息网格 */
  .info-grid {
    grid-template-columns: 1fr;
  }

  /* 优化页脚网格 */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  /* 优化产品网格 */
  .product-grid-v2,
  .product-list-grid {
    grid-template-columns: 1fr;
  }

  /* 优化统计数据网格 */
  .stats-v2-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 优化特性网格 */
  .features-v2-grid {
    grid-template-columns: 1fr;
  }

  /* 优化按钮 */
  .btn-primary,
  .btn-secondary {
    width: 100%;
    text-align: center;
    justify-content: center;
  }

  /* 优化表单 */
  .form-group {
    margin-bottom: var(--spacing-md);
  }

  /* 优化卡片间距 */
  .info-card-v2,
  .product-card-v2,
  .feature-card-v2 {
    padding: var(--spacing-lg);
  }

  /* 优化图片 */
  img {
    max-width: 100%;
    height: auto;
  }

  /* 优化表格 */
  table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* 优化导航 */
  .nav-links a {
    padding: var(--spacing-md) 0;
  }

  /* 优化搜索框 */
  .nav-search input {
    font-size: 16px;
  }
}

/* 小屏幕手机优化 */
@media (max-width: 480px) {
  :root {
    --spacing-4xl: 3rem;
    --spacing-5xl: 4rem;
  }

  .hero-v2-title {
    font-size: var(--font-size-2xl);
  }

  .section-title-v2 {
    font-size: var(--font-size-xl);
  }

  .contact-form-card {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .contact-card {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .office-card {
    padding: var(--spacing-lg);
  }

  .social-card {
    padding: var(--spacing-md);
  }

  .social-card-icon {
    width: 40px;
    height: 40px;
    font-size: var(--font-size-lg);
  }
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-outline-dark:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-white {
  background: #ffffff;
  color: var(--color-primary);
}

.btn-white:hover {
  background: var(--color-bg-light);
  color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-lg {
  padding: 14px 32px;
  font-size: var(--font-size-base);
  border-radius: var(--radius-lg);
}

/* ============================================================
   Social Media Matrix Page Styles - 新媒体矩阵页面样式
   ============================================================ */

/* 主要社交媒体网格 */
.social-matrix-section {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg);
}

.social-matrix-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.social-matrix-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  padding: var(--spacing-2xl);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.social-matrix-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.social-matrix-card.wechat:hover {
  border-color: rgba(7, 193, 96, 0.3);
}

.social-matrix-card.weibo:hover {
  border-color: rgba(230, 22, 45, 0.3);
}

.social-matrix-card.douyin:hover {
  border-color: rgba(0, 0, 0, 0.3);
}

.social-matrix-card.xiaohongshu:hover {
  border-color: rgba(254, 44, 85, 0.3);
}

.social-matrix-card.bilibili:hover {
  border-color: rgba(251, 114, 153, 0.3);
}

.social-matrix-card.kuaishou:hover {
  border-color: rgba(255, 119, 0, 0.3);
}

.social-matrix-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.social-matrix-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  flex-shrink: 0;
}

.social-matrix-card.wechat .social-matrix-icon {
  background: #07c160;
}

.social-matrix-card.weibo .social-matrix-icon {
  background: #e6162d;
}

.social-matrix-card.douyin .social-matrix-icon {
  background: #000000;
}

.social-matrix-card.xiaohongshu .social-matrix-icon {
  background: #fe2c55;
}

.social-matrix-card.bilibili .social-matrix-icon {
  background: #fb7299;
}

.social-matrix-card.kuaishou .social-matrix-icon {
  background: #ff7700;
}

.social-matrix-title h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.social-matrix-tag {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  background: var(--color-bg-light);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.social-matrix-content {
  flex: 1;
  margin-bottom: var(--spacing-lg);
}

.social-matrix-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.social-matrix-qr {
  margin-bottom: var(--spacing-lg);
}

.qr-placeholder {
  width: 120px;
  height: 120px;
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-text-lighter);
  border: 2px dashed var(--color-border);
}

.qr-placeholder span {
  font-size: var(--font-size-xs);
  margin-top: var(--spacing-xs);
}

.social-matrix-stats {
  display: flex;
  gap: var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.social-matrix-stats strong {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

.social-matrix-btn {
  display: block;
  width: 100%;
  padding: 12px 24px;
  background: var(--color-primary);
  color: #ffffff;
  text-align: center;
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.social-matrix-btn:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* 海外社交媒体 */
.social-overseas-section {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg-white);
}

.social-overseas-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-lg);
}

.social-overseas-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.social-overseas-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.social-overseas-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  flex-shrink: 0;
}

.social-overseas-icon.youtube {
  background: #ff0000;
}

.social-overseas-icon.instagram {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.social-overseas-icon.twitter {
  background: #000000;
}

.social-overseas-icon.facebook {
  background: #1877f2;
}

.social-overseas-icon.tiktok {
  background: #000000;
}

.social-overseas-info {
  flex: 1;
}

.social-overseas-info h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: 2px;
}

.social-overseas-info p {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xs);
}

.social-overseas-followers {
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

.social-overseas-link {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-bg-white);
  color: var(--color-text-light);
  transition: all var(--transition-fast);
}

.social-overseas-link:hover {
  background: var(--color-primary);
  color: #ffffff;
}

/* 联系引导区域 */
.social-contact-cta {
  padding: var(--spacing-5xl) 0;
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-light) 100%);
}

.cta-card {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  padding: var(--spacing-3xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-lg);
}

.cta-card h2 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.cta-card > p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
}

.cta-contact-info {
  display: flex;
  justify-content: center;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.cta-contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.cta-contact-item svg {
  color: var(--color-primary);
}

/* 响应式适配 */
@media (max-width: 1200px) {
  .social-matrix-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .social-overseas-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .social-matrix-grid {
    grid-template-columns: 1fr;
  }

  .social-overseas-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .social-matrix-card {
    padding: var(--spacing-xl);
  }

  .social-matrix-icon {
    width: 56px;
    height: 56px;
  }

  .cta-card {
    padding: var(--spacing-xl) var(--spacing-lg);
  }

  .cta-contact-info {
    flex-direction: column;
    gap: var(--spacing-md);
  }
}

/* ============================================================
   Service Pages - 服务类页面通用样式
   ============================================================ */

/* 提示卡片 */
.svc-tip-card {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) var(--spacing-xl);
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-2xl);
}

.svc-tip-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.1);
  border-radius: var(--radius-lg);
}

.svc-tip-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

.svc-tip-content {
  flex: 1;
}

.svc-tip-content h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.svc-tip-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0 0 var(--spacing-sm) 0;
}

.svc-tip-content p:last-child {
  margin-bottom: 0;
}

/* 概览卡片（渐变背景） */
.svc-overview-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
  padding: var(--spacing-2xl) var(--spacing-3xl);
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 50%, var(--color-secondary) 100%);
  border-radius: var(--radius-2xl);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.svc-overview-card::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.svc-overview-icon {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-2xl);
  backdrop-filter: blur(8px);
}

.svc-overview-icon svg {
  width: 40px;
  height: 40px;
  color: #ffffff;
}

.svc-overview-content {
  position: relative;
  z-index: 1;
}

.svc-overview-content h2 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
}

.svc-overview-content p {
  font-size: var(--font-size-sm);
  opacity: 0.9;
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.svc-overview-tags {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.svc-overview-tag {
  display: inline-block;
  padding: 4px 14px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

/* 渠道卡片网格 */
.svc-channel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.svc-channel-card {
  padding: var(--spacing-2xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  text-align: center;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.svc-channel-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(37, 99, 235, 0.15);
  border-color: rgba(37, 99, 235, 0.15);
}

.svc-channel-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.08);
  border-radius: var(--radius-xl);
  margin: 0 auto var(--spacing-lg);
}

.svc-channel-icon svg {
  width: 36px;
  height: 36px;
  color: var(--color-primary);
}

.svc-channel-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.svc-channel-card p {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-relaxed);
  margin: 0 0 var(--spacing-xs);
}

.svc-channel-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* 范围卡片（受理/不受理） */
.svc-scope-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.svc-scope-card {
  padding: var(--spacing-2xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
}

.svc-scope-accept {
  border-top: 3px solid #10b981;
}

.svc-scope-reject {
  border-top: 3px solid #ef4444;
}

.svc-scope-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.svc-scope-accept h3 {
  color: #10b981;
}

.svc-scope-reject h3 {
  color: #ef4444;
}

.svc-scope-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.svc-scope-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

.svc-scope-list li svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
}

.svc-scope-accept li svg {
  color: #10b981;
}

.svc-scope-reject li svg {
  color: #ef4444;
}

/* 流程步骤 */
.svc-process-wrapper {
  margin-top: var(--spacing-2xl);
  padding: var(--spacing-2xl) 0;
}

.svc-process {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.svc-process-step {
  flex: 1;
  text-align: center;
  position: relative;
  padding: 0 var(--spacing-md);
}

.svc-process-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-primary), #2563eb);
  border-radius: 50%;
  margin-bottom: var(--spacing-md);
  box-shadow: 0 8px 24px -4px rgba(37, 99, 235, 0.3);
}

.svc-process-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  color: var(--color-primary);
}

.svc-process-icon svg {
  width: 32px;
  height: 32px;
}

.svc-process-step h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.svc-process-step p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.svc-process-connector {
  flex: 0 0 40px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 26px;
}

.svc-process-connector::before {
  content: '';
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), rgba(37, 99, 235, 0.2));
}

/* 理念/缘起横向卡片 */
.svc-origin-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-xl);
}

.svc-origin-visual {
  position: relative;
  overflow: hidden;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 50%, var(--color-secondary) 100%);
}

.svc-origin-visual svg {
  width: 80px;
  height: 80px;
  color: rgba(255, 255, 255, 0.9);
  position: relative;
  z-index: 1;
}

.svc-origin-text {
  padding: var(--spacing-2xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.svc-origin-text h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.svc-origin-text p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.svc-origin-text p:last-child {
  margin-bottom: 0;
}

/* 项目卡片网格 */
.svc-project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.svc-project-card {
  position: relative;
  padding: var(--spacing-2xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  text-align: center;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.svc-project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
  border-color: rgba(37, 99, 235, 0.12);
}

.svc-project-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-2xl);
  margin: 0 auto var(--spacing-lg);
  transition: transform 0.3s ease;
}

.svc-project-icon--blue {
  background: linear-gradient(135deg, #2563EB, #1e40af);
}

.svc-project-icon--green {
  background: linear-gradient(135deg, #16A34A, #15803d);
}

.svc-project-icon--orange {
  background: linear-gradient(135deg, #F59E0B, #d97706);
}

.svc-project-icon svg {
  width: 36px;
  height: 36px;
  color: #ffffff;
}

.svc-project-card:hover .svc-project-icon {
  transform: scale(1.08);
}

.svc-project-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.svc-project-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* 统计栏 */
.svc-stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 50%, var(--color-secondary) 100%);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl) var(--spacing-xl);
  position: relative;
  overflow: hidden;
}

.svc-stats-bar::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.svc-stats-item {
  text-align: center;
  color: #ffffff;
  position: relative;
  z-index: 1;
}

.svc-stats-item:not(:last-child) {
  border-right: 1px solid rgba(255, 255, 255, 0.15);
}

.svc-stats-number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: 2px;
}

.svc-stats-unit {
  font-size: var(--font-size-sm);
  opacity: 0.8;
  margin-right: 4px;
}

.svc-stats-label {
  display: block;
  font-size: var(--font-size-sm);
  opacity: 0.8;
  margin-top: var(--spacing-xs);
}

/* 参与方式 */
.svc-join-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.svc-join-card {
  padding: var(--spacing-2xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all 0.3s ease;
}

.svc-join-card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(37, 99, 235, 0.12);
}

.svc-join-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.svc-join-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.svc-join-card li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

.svc-join-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.08);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-lg);
}

.svc-join-icon svg {
  width: 36px;
  height: 36px;
  color: var(--color-primary);
}

/* 类别卡片网格 */
.svc-category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.svc-category-card {
  position: relative;
  padding: var(--spacing-2xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  text-align: center;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.svc-category-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
  border-color: rgba(37, 99, 235, 0.12);
}

.svc-category-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.08);
  border-radius: var(--radius-xl);
  margin: 0 auto var(--spacing-md);
  transition: transform 0.3s ease;
}

.svc-category-icon svg {
  width: 36px;
  height: 36px;
  color: var(--color-primary);
}

.svc-category-card:hover .svc-category-icon {
  transform: scale(1.08);
}

.svc-category-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.svc-category-card .svc-category-number {
  display: inline-block;
  padding: 2px 12px;
  font-size: 11px;
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-primary), #2563eb);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-sm);
}

.svc-category-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* 声明卡片 */
.svc-statement-card {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  border-left: 4px solid var(--color-primary);
  margin-top: var(--spacing-xl);
}

.svc-statement-icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245, 158, 11, 0.1);
  border-radius: var(--radius-xl);
}

.svc-statement-icon svg {
  width: 36px;
  height: 36px;
  color: #F59E0B;
}

.svc-statement-content {
  flex: 1;
}

.svc-statement-content h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.svc-statement-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0 0 var(--spacing-sm) 0;
}

.svc-statement-content p:last-child {
  margin-bottom: 0;
}

/* 须知卡片 */
.svc-notice-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.svc-notice-card {
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
}

.svc-notice-blue {
  border-top: 3px solid #2563EB;
}

.svc-notice-green {
  border-top: 3px solid #16A34A;
}

.svc-notice-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-md);
}

.svc-notice-blue .svc-notice-icon {
  background: rgba(37, 99, 235, 0.08);
}

.svc-notice-green .svc-notice-icon {
  background: rgba(22, 163, 74, 0.08);
}

.svc-notice-icon svg {
  width: 28px;
  height: 28px;
}

.svc-notice-blue .svc-notice-icon svg {
  color: #2563EB;
}

.svc-notice-green .svc-notice-icon svg {
  color: #16A34A;
}

.svc-notice-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.svc-notice-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.svc-notice-card li {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  padding-left: var(--spacing-md);
  border-left: 2px solid var(--color-border);
}

/* 亮点卡片 */
.svc-highlight-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.svc-highlight-card {
  position: relative;
  padding: var(--spacing-2xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  text-align: center;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.svc-highlight-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
  border-color: rgba(37, 99, 235, 0.12);
}

.svc-highlight-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.08);
  border-radius: var(--radius-2xl);
  margin: 0 auto var(--spacing-lg);
  transition: transform 0.3s ease;
}

.svc-highlight-icon svg {
  width: 40px;
  height: 40px;
  color: var(--color-primary);
}

.svc-highlight-card:hover .svc-highlight-icon {
  transform: scale(1.08);
}

.svc-highlight-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.svc-highlight-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* 步骤卡片网格 */
.svc-steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.svc-step-card {
  position: relative;
  padding: var(--spacing-2xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  text-align: center;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.svc-step-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
  border-color: rgba(37, 99, 235, 0.12);
}

.svc-step-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.08);
  border-radius: var(--radius-2xl);
  margin: 0 auto var(--spacing-lg);
  transition: transform 0.3s ease;
}

.svc-step-icon svg {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
}

.svc-step-card:hover .svc-step-icon {
  transform: scale(1.08);
}

.svc-step-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.svc-step-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

@media (max-width: 1024px) {
  .svc-steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .svc-steps-grid {
    grid-template-columns: 1fr;
  }
}

/* 廉政举报 - 须知与方式合并模块 */
.integrity-intro-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.integrity-intro-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  padding: var(--spacing-2xl);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.integrity-intro-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
  border-color: rgba(37, 99, 235, 0.12);
}

.integrity-intro-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 100%);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-lg);
}

.integrity-intro-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.integrity-intro-card > p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.integrity-intro-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.integrity-intro-card ul li {
  position: relative;
  padding-left: 20px;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.8;
}

.integrity-intro-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
}

.integrity-intro-card ul li + li {
  margin-top: var(--spacing-xs);
}

.integrity-channel-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.integrity-channel-item {
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border-left: 3px solid var(--color-primary);
}

.integrity-channel-item strong {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: 2px;
}

.integrity-channel-item span {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

@media (max-width: 768px) {
  .integrity-intro-grid {
    grid-template-columns: 1fr;
  }
}

/* 商务合作卡片 */
.biz-coop-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
  padding: var(--spacing-2xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  box-shadow: 0 4px 24px -4px rgba(0, 0, 0, 0.06);
}

.biz-coop-icon {
  flex-shrink: 0;
  width: 88px;
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 100%);
  border-radius: var(--radius-2xl);
}

.biz-coop-content {
  flex: 1;
}

.biz-coop-content h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.biz-coop-content > p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.biz-coop-channels {
  display: flex;
  gap: var(--spacing-xl);
}

.biz-coop-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
}

.biz-coop-item svg {
  flex-shrink: 0;
}

.biz-coop-item strong {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.biz-coop-item span {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

@media (max-width: 768px) {
  .biz-coop-card {
    flex-direction: column;
    text-align: center;
  }

  .biz-coop-channels {
    flex-direction: column;
  }
}

/* 知产保护页面 */
.ip-overview-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.ip-overview-main {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
  padding: var(--spacing-2xl);
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 50%, var(--color-secondary) 100%);
  border-radius: var(--radius-2xl);
  color: #ffffff;
}

.ip-overview-icon {
  flex-shrink: 0;
  width: 88px;
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-2xl);
  backdrop-filter: blur(8px);
}

.ip-overview-text {
  flex: 1;
}

.ip-overview-text h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  margin-bottom: var(--spacing-sm);
}

.ip-overview-text p {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.85);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.ip-overview-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.ip-stat-item {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.ip-stat-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.08);
  border-color: rgba(37, 99, 235, 0.15);
}

.ip-stat-number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.ip-stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

/* 知产类别布局 */
.ip-category-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

.ip-category-featured {
  display: flex;
  flex-direction: column;
  padding: var(--spacing-2xl);
  background: linear-gradient(135deg, #7C3AED 0%, #5B21B6 100%);
  border-radius: var(--radius-2xl);
  color: #ffffff;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.ip-category-featured:hover {
  transform: translateY(-4px);
}

.ip-category-featured-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-2xl);
  margin-bottom: var(--spacing-lg);
}

.ip-category-featured-content h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  margin-bottom: var(--spacing-sm);
}

.ip-category-badge {
  display: inline-block;
  padding: 4px 14px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: #7C3AED;
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-md);
}

.ip-category-featured-content p {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.85);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.ip-category-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

.ip-category-card {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.ip-category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.08);
  border-color: rgba(37, 99, 235, 0.15);
}

.ip-category-card-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.08);
  border-radius: var(--radius-xl);
}

.ip-category-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.ip-category-num {
  display: inline-block;
  padding: 2px 10px;
  font-size: 11px;
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-primary), #2563eb);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-sm);
}

.ip-category-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* 维权声明 */
.ip-statement-card {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-2xl);
  padding: var(--spacing-2xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  border-left: 5px solid #F59E0B;
  box-shadow: 0 4px 24px -4px rgba(245, 158, 11, 0.1);
}

.ip-statement-badge {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245, 158, 11, 0.1);
  border-radius: var(--radius-2xl);
}

.ip-statement-content {
  flex: 1;
}

.ip-statement-content h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.ip-statement-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0 0 var(--spacing-md) 0;
}

.ip-statement-content p:last-child {
  margin-bottom: 0;
}

@media (max-width: 1024px) {
  .ip-category-layout {
    grid-template-columns: 1fr;
  }

  .ip-overview-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .ip-overview-main {
    flex-direction: column;
    text-align: center;
  }

  .ip-statement-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .ip-category-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}

/* 预约卡片 */
.svc-booking-card {
  display: grid;
  grid-template-columns: 1fr 320px;
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  margin-top: var(--spacing-xl);
}

.svc-booking-form {
  padding: var(--spacing-2xl);
}

.svc-booking-form .form-group {
  margin-bottom: var(--spacing-md);
}

.svc-booking-form .form-group label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: 4px;
}

.svc-booking-form .form-group input,
.svc-booking-form .form-group textarea,
.svc-booking-form .form-group select {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  transition: all var(--transition-fast);
  outline: none;
}

.svc-booking-form .form-group input:focus,
.svc-booking-form .form-group textarea:focus,
.svc-booking-form .form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  background: var(--color-bg-white);
}

.svc-booking-form .btn-primary {
  margin-top: var(--spacing-sm);
  width: 100%;
  padding: 12px 24px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
}

.svc-booking-info {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 50%, var(--color-secondary) 100%);
  padding: var(--spacing-2xl);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.svc-booking-info::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -20%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.svc-booking-info h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

.svc-booking-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  position: relative;
  z-index: 1;
}

.svc-booking-info-item svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  opacity: 0.8;
  margin-top: 2px;
}

.svc-booking-info-item span {
  font-size: var(--font-size-sm);
  opacity: 0.9;
  line-height: var(--line-height-relaxed);
}

.svc-booking-info-item strong {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: 2px;
}

.svc-booking-info-item p {
  font-size: var(--font-size-xs);
  opacity: 0.8;
  margin: 0;
  line-height: var(--line-height-relaxed);
}

/* ============================================================
   Service Pages Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .svc-channel-grid {
    grid-template-columns: 1fr;
  }

  .svc-scope-wrapper {
    grid-template-columns: 1fr;
  }

  .svc-project-grid {
    grid-template-columns: 1fr;
  }

  .svc-stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }

  .svc-stats-item:not(:last-child) {
    border-right: none;
  }

  .svc-stats-item:nth-child(2) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  }

  .svc-join-wrapper {
    grid-template-columns: 1fr;
  }

  .svc-category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .svc-notice-wrapper {
    grid-template-columns: 1fr;
  }

  .svc-highlight-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .svc-booking-card {
    grid-template-columns: 1fr;
  }

  .svc-booking-info {
    min-height: 240px;
  }

  .svc-process {
    flex-direction: column;
    align-items: center;
  }

  .svc-process-connector {
    flex: 0 0 auto;
    padding: var(--spacing-sm) 0;
  }

  .svc-process-connector::before {
    width: 2px;
    height: 24px;
    background: linear-gradient(180deg, var(--color-primary), rgba(37, 99, 235, 0.2));
  }
}

@media (max-width: 768px) {
  .svc-overview-card {
    flex-direction: column;
    text-align: center;
    padding: var(--spacing-xl);
  }

  .svc-overview-tags {
    justify-content: center;
  }

  .svc-origin-card {
    grid-template-columns: 1fr;
  }

  .svc-origin-visual {
    min-height: 200px;
  }

  .svc-category-grid {
    grid-template-columns: 1fr;
  }

  .svc-highlight-grid {
    grid-template-columns: 1fr;
  }

  .svc-stats-bar {
    grid-template-columns: 1fr;
  }

  .svc-stats-item:not(:last-child) {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  }
}

@media (max-width: 480px) {
  .social-overseas-grid {
    grid-template-columns: 1fr;
  }

  .social-overseas-card {
    padding: var(--spacing-md);
  }
}

.btn-sm {
  padding: 6px 16px;
  font-size: var(--font-size-xs);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ============================================================
   Homepage V2 - Premium Tech Design
   ============================================================ */

/* --- Hero V2 --- */
.hero-v2 {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #050a18;
  overflow: hidden;
}

.hero-v2-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-v2-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 20%, transparent 70%);
}

.hero-v2-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero-v2-glow-1 {
  width: 600px;
  height: 600px;
  top: -10%;
  right: -5%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.25) 0%, transparent 70%);
}

.hero-v2-glow-2 {
  width: 500px;
  height: 500px;
  bottom: -10%;
  left: -5%;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.2) 0%, transparent 70%);
}

.hero-v2-glow-3 {
  width: 300px;
  height: 300px;
  top: 40%;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
}

.hero-v2-particles {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 30% 60%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 50% 30%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 70%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 90% 40%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 20% 80%, rgba(96, 165, 250, 0.5) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 80% 15%, rgba(96, 165, 250, 0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 45% 85%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 65% 50%, rgba(255,255,255,0.2) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 15% 45%, rgba(139, 92, 246, 0.4) 0%, transparent 100%);
}

.hero-v2-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
  padding: 0 var(--spacing-xl);
}

.hero-v2-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: var(--radius-full);
  color: var(--color-primary-light);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-2xl);
}

.hero-v2-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary-light);
  animation: heroV2Pulse 2s ease-in-out infinite;
}

@keyframes heroV2Pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(96, 165, 250, 0.4); }
  50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(96, 165, 250, 0); }
}

.hero-v2-title {
  margin-bottom: var(--spacing-xl);
}

.hero-v2-title-line {
  display: block;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.hero-v2-title-highlight {
  background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 50%, #60a5fa 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: heroV2Shine 4s linear infinite;
}

@keyframes heroV2Shine {
  0% { background-position: 0% center; }
  100% { background-position: 200% center; }
}

.hero-v2-desc {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.55);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-2xl);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.hero-v2-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-3xl);
  flex-wrap: wrap;
}

.hero-v2-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transition: all var(--transition-base);
  cursor: pointer;
}

.hero-v2-btn svg {
  width: 18px;
  height: 18px;
}

.hero-v2-btn-primary {
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
}

.hero-v2-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.5);
}

.hero-v2-btn-ghost {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.8);
}

.hero-v2-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.hero-v2-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2xl);
  flex-wrap: wrap;
}

.hero-v2-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, 0.4);
  font-size: var(--font-size-sm);
}

.hero-v2-meta-item svg {
  width: 16px;
  height: 16px;
}

.hero-v2-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.3);
  font-size: 10px;
  letter-spacing: 0.2em;
}

.hero-v2-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.3), transparent);
  animation: heroV2ScrollPulse 2s ease-in-out infinite;
}

@keyframes heroV2ScrollPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-v2-bottom-fade {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--color-bg));
  z-index: 1;
}

/* --- Section Header V2 --- */
.section-header-v2 {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-tag-v2 {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
  position: relative;
  padding: 0 20px;
}

.section-tag-v2::before,
.section-tag-v2::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 30px;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-primary-light));
}

.section-tag-v2::before {
  right: 100%;
  background: linear-gradient(to left, transparent, var(--color-primary-light));
}

.section-tag-v2::after {
  left: 100%;
}

.section-tag-v2-light {
  color: var(--color-primary-light);
}

.section-tag-v2-light::before {
  background: linear-gradient(to left, transparent, rgba(96, 165, 250, 0.4));
}

.section-tag-v2-light::after {
  background: linear-gradient(to right, transparent, rgba(96, 165, 250, 0.4));
}

.section-title-v2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  line-height: var(--line-height-tight);
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-md);
}

.section-title-v2-light {
  color: #ffffff;
}

.section-desc-v2 {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  max-width: 560px;
  margin: 0 auto;
  line-height: var(--line-height-relaxed);
}

.section-desc-v2-light {
  color: rgba(255, 255, 255, 0.5);
}

/* --- Products V2 --- */
.products-v2 {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg);
}

.product-grid-v2 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  align-items: start;
}

.product-card-v2 {
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.product-card-v2:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(37, 99, 235, 0.1);
}

.product-card-v2-featured {
  border-color: rgba(37, 99, 235, 0.2);
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.08);
}

.product-card-v2-featured:hover {
  box-shadow: 0 20px 60px rgba(37, 99, 235, 0.15), 0 0 0 1px rgba(37, 99, 235, 0.2);
}

.product-card-v2-featured-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 3;
  padding: 4px 12px;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: #ffffff;
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  letter-spacing: 0.03em;
}

.product-card-v2-image {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-bg-light);
}

.product-card-v2-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card-v2:hover .product-card-v2-image img {
  transform: scale(1.06);
}

.product-card-v2-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.03) 100%);
  pointer-events: none;
}

.product-card-v2-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  padding: 4px 10px;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
}

.product-card-v2-badge.new {
  background: linear-gradient(135deg, #2563eb, #7c3aed);
}

.product-card-v2-body {
  padding: var(--spacing-xl);
}

.product-card-v2-tag {
  display: inline-block;
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-sm);
  letter-spacing: 0.02em;
}

.product-card-v2-body h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.product-card-v2-body > p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-normal);
  margin-bottom: var(--spacing-lg);
}

.product-card-v2-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: var(--spacing-lg);
}

.product-card-v2-specs span {
  padding: 4px 10px;
  background: var(--color-bg-light);
  border-radius: var(--radius-full);
  font-size: 11px;
  color: var(--color-text-light);
  font-weight: var(--font-weight-medium);
}

.product-card-v2-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border-light);
}

.product-card-v2-price {
  display: flex;
  align-items: baseline;
  color: var(--color-text);
}

.product-card-v2-price-symbol {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.product-card-v2-price-num {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
}

.product-card-v2-btn {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  background: var(--color-text);
  color: #ffffff;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-base);
}

.product-card-v2-btn:hover {
  background: var(--color-primary);
  transform: translateY(-1px);
}

/* --- Features V2 --- */
.features-v2 {
  position: relative;
  padding: var(--spacing-5xl) 0;
  background: #0a0f1e;
  overflow: hidden;
}

.features-v2-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.features-v2-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
}

.features-v2-glow-1 {
  width: 500px;
  height: 500px;
  top: -20%;
  right: -10%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
}

.features-v2-glow-2 {
  width: 400px;
  height: 400px;
  bottom: -20%;
  left: -10%;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.12) 0%, transparent 70%);
}

.features-v2 .container {
  position: relative;
  z-index: 1;
}

.feature-grid-v2 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.feature-card-v2 {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-xl);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card-v2:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(37, 99, 235, 0.3);
  box-shadow: 0 8px 40px rgba(37, 99, 235, 0.1);
}

.feature-card-v2-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-light);
}

.feature-card-v2-icon svg {
  width: 48px;
  height: 48px;
}

.feature-card-v2 h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: #ffffff;
  margin-bottom: var(--spacing-sm);
}

.feature-card-v2 p {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.45);
  line-height: var(--line-height-relaxed);
}

/* --- Stats V2 --- */
.stats-v2 {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg-white);
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.stats-v2-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
}

.stats-v2-item {
  text-align: center;
  padding: var(--spacing-lg);
}

.stats-v2-number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  line-height: 1;
  letter-spacing: -0.03em;
}

.stats-v2-suffix {
  font-size: clamp(1rem, 2vw, 1.5rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.stats-v2-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-top: var(--spacing-sm);
}

.stats-v2-bar {
  width: 100%;
  height: 3px;
  background: var(--color-bg-light);
  border-radius: var(--radius-full);
  margin-top: var(--spacing-md);
  overflow: hidden;
}

.stats-v2-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-full);
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Story V2 --- */
.story-v2 {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg);
}

.story-v2-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
}

.story-v2-text {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.story-v2-values {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.story-v2-value {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
}

.story-v2-value-num {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-border);
  line-height: 1;
  flex-shrink: 0;
}

.story-v2-value strong {
  display: block;
  font-size: var(--font-size-base);
  color: var(--color-text);
  margin-bottom: 4px;
}

.story-v2-value p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-normal);
}

.story-v2-visual {
  position: relative;
}

.story-v2-img-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.story-v2-img {
  border-radius: var(--radius-lg);
  aspect-ratio: 1;
  transition: transform var(--transition-slow);
}

.story-v2-img:hover {
  transform: scale(1.03);
}

.story-v2-img-1 {
  background: linear-gradient(135deg, #dbeafe, #93c5fd);
  border-radius: var(--radius-xl) var(--radius-sm) var(--radius-sm) var(--radius-sm);
}

.story-v2-img-2 {
  background: linear-gradient(135deg, #e0e7ff, #a5b4fc);
  border-radius: var(--radius-sm) var(--radius-xl) var(--radius-sm) var(--radius-sm);
}

.story-v2-img-3 {
  background: linear-gradient(135deg, #cffafe, #67e8f9);
  border-radius: var(--radius-sm) var(--radius-sm) var(--radius-sm) var(--radius-xl);
}

.story-v2-img-4 {
  background: linear-gradient(135deg, #ede9fe, #c4b5fd);
  border-radius: var(--radius-sm) var(--radius-sm) var(--radius-xl) var(--radius-sm);
}

.story-v2-visual-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
  z-index: -1;
}

/* --- CTA V2 --- */
.cta-v2 {
  position: relative;
  padding: var(--spacing-5xl) 0;
  background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 40%, #2563eb 100%);
  overflow: hidden;
}

.cta-v2-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.cta-v2-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.cta-v2-glow-1 {
  width: 400px;
  height: 400px;
  top: -30%;
  left: 20%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.2) 0%, transparent 70%);
}

.cta-v2-glow-2 {
  width: 300px;
  height: 300px;
  bottom: -30%;
  right: 20%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
}

.cta-v2 .container {
  position: relative;
  z-index: 1;
}

.cta-v2-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta-v2-content h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
}

.cta-v2-content p {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: var(--spacing-2xl);
}

.cta-v2-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.cta-v2-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: #ffffff;
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transition: all var(--transition-base);
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3);
}

.cta-v2-btn svg {
  width: 18px;
  height: 18px;
}

.cta-v2-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.4);
}

.cta-v2-btn-outline {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.8);
  box-shadow: none;
}

.cta-v2-btn-outline:hover {
  border-color: rgba(255, 255, 255, 0.4);
  color: #ffffff;
  background: rgba(255, 255, 255, 0.05);
  box-shadow: none;
}

/* --- Homepage V2 Responsive --- */
@media (max-width: 1024px) {
  .product-grid-v2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-card-v2-featured {
    grid-column: span 2;
  }

  .product-card-v2-featured .product-card-v2-image {
    aspect-ratio: 21/9;
  }

  .product-card-v2-featured .product-card-v2-body {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--spacing-lg);
    align-items: start;
  }

  .feature-grid-v2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .story-v2-grid {
    gap: var(--spacing-2xl);
  }
}

@media (max-width: 768px) {
  .hero-v2-title-line {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero-v2-meta {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .product-grid-v2 {
    grid-template-columns: 1fr;
  }

  .product-card-v2-featured {
    grid-column: span 1;
  }

  .product-card-v2-featured .product-card-v2-image {
    aspect-ratio: 4/3;
  }

  .product-card-v2-featured .product-card-v2-body {
    display: block;
  }

  .feature-grid-v2 {
    grid-template-columns: 1fr;
  }

  .stats-v2-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .story-v2-grid {
    grid-template-columns: 1fr;
  }

  .story-v2-visual {
    order: -1;
  }
}

/* ------------------------------------------------------------
   Product Center Page (产品中心)
   ------------------------------------------------------------ */

/* Product Filter Bar */
.product-filter-section {
  padding: var(--spacing-xl) 0 0;
  background: var(--color-bg);
  position: sticky;
  top: var(--navbar-height);
  z-index: 100;
}

.product-filter-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.product-filter-bar::-webkit-scrollbar {
  display: none;
}

.filter-btn {
  padding: 8px 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-bg-white);
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  font-family: var(--font-family);
}

.filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.04);
}

.filter-btn.active {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

/* Product List Section */
.product-list-section {
  padding: var(--spacing-2xl) 0 var(--spacing-5xl);
  background: var(--color-bg);
  min-height: 60vh;
}

.product-list-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  align-items: start;
}

/* Product List Card */
.product-list-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-list-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
  border-color: rgba(37, 99, 235, 0.15);
}

.product-list-card.hidden {
  display: none;
}

.product-list-card-image {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-bg-light);
}

.product-list-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-list-card:hover .product-list-card-image img {
  transform: scale(1.06);
}

.product-list-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.03));
  pointer-events: none;
}

.product-list-card-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 12px;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
}

.product-list-card-badge.new {
  background: linear-gradient(135deg, #2563eb, #7c3aed);
}

.product-list-card-body {
  padding: var(--spacing-xl);
}

.product-list-card-tag {
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-list-card-body h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin: var(--spacing-sm) 0;
}

.product-list-card-body > p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.product-list-card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: var(--spacing-lg);
}

.product-list-card-specs span {
  padding: 4px 10px;
  background: var(--color-bg-light);
  border-radius: var(--radius-full);
  font-size: 11px;
  color: var(--color-text-light);
  font-weight: var(--font-weight-medium);
}

.product-list-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border-light);
}

.product-list-card-price {
  display: flex;
  align-items: baseline;
}

.product-list-card-price-symbol {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.product-list-card-price-num {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
}

.product-list-card-btn {
  padding: 8px 20px;
  background: var(--color-text);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-base);
}

.product-list-card-btn:hover {
  background: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

/* Product List Empty State */
.product-list-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-5xl) 0;
  color: var(--color-text-lighter);
}

.product-list-empty svg {
  margin-bottom: var(--spacing-lg);
  opacity: 0.5;
}

.product-list-empty p {
  font-size: var(--font-size-lg);
}

/* Product Compare CTA */
.product-compare-cta {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg-white);
}

.product-compare-cta-inner {
  text-align: center;
  padding: var(--spacing-3xl);
  background: linear-gradient(135deg, #f0f4ff 0%, #e8f0fe 50%, #f0f0ff 100%);
  border-radius: var(--radius-2xl);
  border: 1px solid rgba(37, 99, 235, 0.1);
}

.product-compare-cta-inner h2 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.product-compare-cta-inner p {
  font-size: var(--font-size-md);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
}

/* Product Center Responsive */
@media (max-width: 1024px) {
  .product-list-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .product-list-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .product-filter-section {
    position: relative;
    top: 0;
  }

  .product-filter-bar {
    gap: var(--spacing-xs);
    padding: var(--spacing-md) 0;
  }

  .filter-btn {
    padding: 6px 16px;
    font-size: 13px;
  }

  .product-list-section {
    padding: var(--spacing-xl) 0 var(--spacing-3xl);
  }

  .product-compare-cta-inner {
    padding: var(--spacing-xl);
  }
}

/* ------------------------------------------------------------
   About Page (关于我们)
   ------------------------------------------------------------ */

/* Section Tag */
.about-section-tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: var(--spacing-md);
}

.about-section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.about-section-header h2 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
}

/* About Intro */
.about-intro {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg);
}

.about-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
}

.about-intro-text h2 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
}

.about-intro-text p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.about-intro-highlights {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-2xl);
  border-top: 1px solid var(--color-border);
}

.about-highlight-item {
  text-align: center;
}

.about-highlight-num {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.about-highlight-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
  margin-top: 4px;
}

.about-intro-image-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.about-img-box {
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.about-img-box-main {
  grid-row: span 2;
}

.about-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.about-img-box:hover img {
  transform: scale(1.05);
}

.about-img-box-main {
  height: 100%;
  min-height: 360px;
}

.about-img-box-sub {
  min-height: 170px;
}

/* About Story */
.about-story {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg-white);
}

.about-story-timeline {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
  padding-left: 40px;
}

.about-story-timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-secondary));
  border-radius: 1px;
}

.about-story-item {
  position: relative;
  padding-bottom: var(--spacing-3xl);
}

.about-story-item:last-child {
  padding-bottom: 0;
}

.about-story-dot {
  position: absolute;
  left: -40px;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-bg-white);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
  z-index: 1;
}

.about-story-year {
  display: inline-block;
  padding: 2px 12px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-sm);
}

.about-story-content h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.about-story-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* About Mission */
.about-mission {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg);
}

.about-mission-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.about-mission-card {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.about-mission-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(37, 99, 235, 0.15);
}

.about-mission-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(14, 165, 233, 0.08));
  border-radius: var(--radius-xl);
  color: var(--color-primary);
}

.about-mission-card h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.about-mission-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* About Stats */
.about-stats {
  padding: var(--spacing-4xl) 0;
  background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 50%, #2563eb 100%);
}

.about-stats-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--spacing-lg);
}

.about-stat-item {
  text-align: center;
  padding: var(--spacing-lg);
}

.about-stat-num {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  line-height: 1;
}

.about-stat-suffix {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: rgba(255, 255, 255, 0.8);
}

.about-stat-label {
  display: block;
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.6);
  margin-top: var(--spacing-sm);
}

/* About Culture */
.about-culture {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg-white);
}

.about-culture-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.about-culture-card {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.about-culture-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.about-culture-img {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
}

.about-culture-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.about-culture-card:hover .about-culture-img img {
  transform: scale(1.05);
}

.about-culture-body {
  padding: var(--spacing-xl);
}

.about-culture-body h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.about-culture-body p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* About Partners */
.about-partners {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg);
}

.about-partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.about-partner-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xl) var(--spacing-2xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.about-partner-item:hover {
  border-color: rgba(37, 99, 235, 0.2);
  box-shadow: var(--shadow-md);
}

.about-partner-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.about-partner-type {
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
  padding: 4px 12px;
  background: var(--color-bg-light);
  border-radius: var(--radius-full);
}

/* About Join CTA */
.about-join-cta {
  padding: var(--spacing-5xl) 0;
  background: var(--color-bg-dark);
}

.about-join-cta-inner {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.about-join-cta-inner h2 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  margin-bottom: var(--spacing-md);
}

.about-join-cta-inner p {
  font-size: var(--font-size-md);
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: var(--spacing-2xl);
}

.about-join-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
}

.btn-outline-light {
  display: inline-block;
  padding: 12px 32px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  color: #ffffff;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-base);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

/* About Page Responsive */
@media (max-width: 1024px) {
  .about-intro-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }

  .about-intro-visual {
    order: -1;
  }

  .about-intro-highlights {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .about-culture-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-mission-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .about-intro-highlights {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .about-stat-num {
    font-size: var(--font-size-3xl);
  }

  .about-culture-grid {
    grid-template-columns: 1fr;
  }

  .about-partners-grid {
    grid-template-columns: 1fr;
  }

  .about-join-actions {
    flex-direction: column;
  }

  .about-section-header h2,
  .about-intro-text h2,
  .about-join-cta-inner h2 {
    font-size: var(--font-size-2xl);
  }
}

/* ------------------------------------------------------------
   Product Detail Page (产品详情)
   ------------------------------------------------------------ */

/* Product Breadcrumb */
.product-breadcrumb {
  padding: var(--spacing-lg) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-lighter);
}

.product-breadcrumb a {
  color: var(--color-text-light);
  transition: color var(--transition-fast);
}

.product-breadcrumb a:hover {
  color: var(--color-primary);
}

.product-breadcrumb .separator {
  margin: 0 var(--spacing-sm);
}

.product-breadcrumb .current {
  color: var(--color-text);
}

/* Product Detail */
.product-detail {
  padding-top: var(--spacing-xl);
  background: var(--color-bg-white);
}

/* Product Hero */
.product-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  padding: var(--spacing-2xl) 0 var(--spacing-4xl);
}

/* Product Gallery */
.product-gallery-main {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: var(--color-bg-light);
  aspect-ratio: 1;
}

.product-gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 6px 16px;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: #fff;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-full);
}

.product-gallery-thumbs {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.thumb-btn {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--color-border);
  background: var(--color-bg-light);
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
}

.thumb-btn:hover,
.thumb-btn.active {
  border-color: var(--color-primary);
}

.thumb-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Product Info */
.product-tags {
  display: flex;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.product-tag {
  padding: 4px 12px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
}

.product-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.product-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
}

/* Product Rating */
.product-rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.rating-stars {
  display: flex;
  gap: 2px;
  color: #f59e0b;
}

.rating-text {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.rating-count {
  color: var(--color-text-lighter);
}

/* Product Price */
.product-price-box {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.04), rgba(14, 165, 233, 0.04));
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-xl);
}

.product-price {
  display: flex;
  align-items: baseline;
}

.price-symbol {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

.price-num {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1;
}

.price-original {
  font-size: var(--font-size-lg);
  color: var(--color-text-lighter);
  text-decoration: line-through;
}

.price-discount {
  padding: 4px 10px;
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
}

/* Quick Specs */
.product-specs-quick {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  padding: var(--spacing-lg) 0;
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
  margin-bottom: var(--spacing-xl);
}

.spec-item {
  text-align: center;
}

.spec-label {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
  margin-bottom: 4px;
}

.spec-value {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

/* Color Options */
.product-colors {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.option-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.color-options {
  display: flex;
  gap: var(--spacing-sm);
}

.color-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
}

.color-btn:hover,
.color-btn.active {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.color-name {
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

/* Product Actions */
.product-actions {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.btn-buy {
  flex: 1;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
  color: #fff;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn-buy:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

.btn-cart {
  flex: 1;
  padding: 14px 32px;
  background: var(--color-text);
  color: #fff;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn-cart:hover {
  background: var(--color-primary);
}

.btn-favorite {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  color: var(--color-text-light);
}

.btn-favorite:hover {
  color: #ef4444;
  border-color: #ef4444;
}

/* Product Promises */
.product-promises {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.promise-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.promise-item svg {
  color: var(--color-primary);
}

/* Product Tabs */
.product-tabs-section {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg);
}

.product-tabs-nav {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-3xl);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--spacing-md);
}

.tab-btn {
  padding: 10px 24px;
  background: transparent;
  border: none;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-light);
  cursor: pointer;
  position: relative;
  transition: all var(--transition-base);
  font-family: var(--font-family);
}

.tab-btn:hover {
  color: var(--color-text);
}

.tab-btn.active {
  color: var(--color-primary);
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -17px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
}

.product-tab-content {
  display: none;
}

.product-tab-content.active {
  display: block;
}

/* Specs Table */
.specs-table {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-2xl);
}

.specs-group h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--color-primary);
}

.specs-group table {
  width: 100%;
  border-collapse: collapse;
}

.specs-group tr {
  border-bottom: 1px solid var(--color-border-light);
}

.specs-group td {
  padding: var(--spacing-sm) 0;
  font-size: var(--font-size-sm);
}

.specs-group td.label {
  width: 100px;
  color: var(--color-text-light);
}

/* Features List */
.features-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-2xl);
}

.feature-item {
  display: flex;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
}

.feature-icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(14, 165, 233, 0.08));
  border-radius: var(--radius-lg);
  color: var(--color-primary);
}

.feature-content h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.feature-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* Reviews */
.reviews-summary {
  display: flex;
  gap: var(--spacing-4xl);
  padding: var(--spacing-2xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-2xl);
}

.reviews-score {
  text-align: center;
}

.score-num {
  font-size: 48px;
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  line-height: 1;
}

.score-stars {
  display: flex;
  justify-content: center;
  gap: 2px;
  color: #f59e0b;
  margin: var(--spacing-sm) 0;
}

.score-count {
  font-size: var(--font-size-sm);
  color: var(--color-text-lighter);
}

.reviews-bars {
  flex: 1;
}

.bar-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
}

.bar-label {
  width: 30px;
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
}

.bar-track {
  flex: 1;
  height: 8px;
  background: var(--color-bg-light);
  border-radius: 4px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: #f59e0b;
  border-radius: 4px;
}

.bar-percent {
  width: 30px;
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
  text-align: right;
}

.reviews-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.review-item {
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
}

.review-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.review-author {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.review-stars {
  display: flex;
  gap: 2px;
  color: #f59e0b;
}

.review-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
  margin-left: auto;
}

.review-content {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.review-tags {
  display: flex;
  gap: var(--spacing-xs);
}

.review-tags span {
  padding: 4px 10px;
  background: var(--color-bg-light);
  color: var(--color-text-light);
  font-size: var(--font-size-xs);
  border-radius: var(--radius-full);
}

.reviews-more {
  text-align: center;
  margin-top: var(--spacing-2xl);
}

/* Accessories */
.accessories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.accessory-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.accessory-card:hover {
  box-shadow: var(--shadow-lg);
}

.accessory-img {
  aspect-ratio: 1;
  overflow: hidden;
}

.accessory-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.accessory-info {
  padding: var(--spacing-lg);
}

.accessory-info h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.accessory-info p {
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
  margin-bottom: var(--spacing-md);
}

.accessory-price .price {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.btn-add {
  width: 100%;
  padding: 8px 16px;
  background: var(--color-bg-light);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  margin-top: var(--spacing-sm);
  font-family: var(--font-family);
}

.btn-add:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* Product Detail Responsive */
@media (max-width: 1024px) {
  .product-hero {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }

  .specs-table {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-list {
    grid-template-columns: 1fr;
  }

  .accessories-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================================
   Product Detail Mobile - 产品详情页移动端优化
   ============================================================ */
@media (max-width: 768px) {
  /* 产品详情页整体 */
  .product-detail {
    padding-top: 0;
  }

  /* 产品Hero区域 - 移动端单列布局 */
  .product-hero {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0;
  }

  /* 图片画廊 - 移动端优化 */
  .product-gallery {
    order: -1;
  }

  .product-gallery-main {
    border-radius: 0;
    aspect-ratio: 1 / 1;
    max-height: 420px;
  }

  .product-gallery-main img {
    transition: transform 0.3s ease;
  }

  .product-badge {
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    font-size: 11px;
  }

  /* 缩略图横向滚动 */
  .product-gallery-thumbs {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    padding: 0 var(--spacing-lg);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .product-gallery-thumbs::-webkit-scrollbar {
    display: none;
  }

  .thumb-btn {
    width: 56px;
    height: 56px;
    min-width: 56px;
    border-radius: var(--radius-md);
  }

  /* 产品信息区 - 移动端卡片式 */
  .product-info {
    padding: var(--spacing-lg);
    background: var(--color-bg-white);
  }

  .product-tags {
    gap: 6px;
    margin-bottom: var(--spacing-sm);
  }

  .product-tag {
    padding: 3px 10px;
    font-size: 11px;
  }

  .product-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-xs);
  }

  .product-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-relaxed);
  }

  /* 评分区 */
  .product-rating {
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
  }

  .rating-stars svg {
    width: 14px;
    height: 14px;
  }

  .rating-text {
    font-size: var(--font-size-sm);
  }

  .rating-count {
    font-size: var(--font-size-xs);
  }

  /* 价格区 - 移动端紧凑 */
  .product-price-box {
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    gap: var(--spacing-sm);
  }

  .price-symbol {
    font-size: var(--font-size-base);
  }

  .price-num {
    font-size: var(--font-size-3xl);
  }

  .price-original {
    font-size: var(--font-size-sm);
  }

  .price-discount {
    padding: 2px 8px;
    font-size: 11px;
  }

  /* 快速参数 - 2x2网格 */
  .product-specs-quick {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 0;
    margin-bottom: var(--spacing-md);
  }

  .spec-item {
    padding: var(--spacing-sm);
    background: var(--color-bg);
    border-radius: var(--radius-md);
  }

  .spec-label {
    font-size: 11px;
    margin-bottom: 2px;
  }

  .spec-value {
    font-size: var(--font-size-sm);
  }

  /* 颜色选择 */
  .product-colors {
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
  }

  .option-label {
    font-size: var(--font-size-sm);
    width: 100%;
    margin-bottom: 0;
  }

  .color-btn {
    width: 36px;
    height: 36px;
  }

  .color-name {
    font-size: var(--font-size-sm);
  }

  /* 购买按钮 - 移动端吸底 */
  .product-actions {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    padding-bottom: calc(var(--spacing-md) + env(safe-area-inset-bottom, 0px));
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
    border-top: 1px solid var(--color-border-light);
    margin-bottom: 0;
  }

  .btn-buy {
    flex: 2;
    padding: 14px 20px;
    font-size: var(--font-size-base);
    border-radius: var(--radius-lg);
  }

  .btn-cart {
    flex: 1.5;
    padding: 14px 16px;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-lg);
  }

  .btn-favorite {
    width: 48px;
    min-width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
  }

  /* 服务承诺 */
  .product-promises {
    gap: var(--spacing-md);
    margin-bottom: calc(80px + env(safe-area-inset-bottom, 0px));
  }

  .promise-item {
    font-size: var(--font-size-xs);
    gap: 4px;
  }

  .promise-item svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
  }

  /* 标签页导航 - 横向滚动 */
  .product-tabs-section {
    padding: var(--spacing-2xl) 0;
    padding-bottom: var(--spacing-4xl);
  }

  .product-tabs-nav {
    display: flex;
    gap: 0;
    margin-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-left: calc(-1 * var(--spacing-lg));
    margin-right: calc(-1 * var(--spacing-lg));
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
  }

  .product-tabs-nav::-webkit-scrollbar {
    display: none;
  }

  .tab-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all var(--transition-fast);
  }

  .tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
  }

  .tab-btn.active::after {
    display: none;
  }

  /* 规格参数表 - 移动端卡片式 */
  .specs-table {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .specs-group {
    background: var(--color-bg-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border-light);
  }

  .specs-group h3 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
  }

  .specs-group table {
    display: block;
  }

  .specs-group tr {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border-light);
  }

  .specs-group tr:last-child {
    border-bottom: none;
  }

  .specs-group td {
    padding: 0;
    font-size: var(--font-size-sm);
  }

  .specs-group td.label {
    width: auto;
    color: var(--color-text-lighter);
    flex-shrink: 0;
    margin-right: var(--spacing-md);
  }

  /* 产品特点 - 移动端列表式 */
  .features-list {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .feature-item {
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
  }

  .feature-icon {
    width: 48px;
    height: 48px;
  }

  .feature-icon svg {
    width: 28px;
    height: 28px;
  }

  .feature-content h3 {
    font-size: var(--font-size-base);
  }

  .feature-content p {
    font-size: var(--font-size-sm);
  }

  /* 评价区 - 移动端优化 */
  .reviews-summary {
    flex-direction: column;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
  }

  .reviews-score {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    text-align: left;
  }

  .score-num {
    font-size: 36px;
  }

  .score-stars svg {
    width: 16px;
    height: 16px;
  }

  .reviews-list {
    gap: var(--spacing-md);
  }

  .review-item {
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border-light);
  }

  .review-header {
    flex-wrap: wrap;
    gap: var(--spacing-xs);
  }

  .review-date {
    margin-left: 0;
    width: 100%;
    order: 3;
  }

  .review-content {
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
  }

  .review-tags {
    flex-wrap: wrap;
  }

  .review-tags span {
    font-size: 11px;
    padding: 3px 8px;
  }

  /* 配件区 - 移动端横向滚动 */
  .accessories-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .accessory-card {
    border-radius: var(--radius-xl);
  }

  .accessory-info {
    padding: var(--spacing-md);
  }

  .accessory-info h4 {
    font-size: var(--font-size-sm);
  }

  .accessory-info p {
    font-size: 11px;
  }

  .accessory-price .price {
    font-size: var(--font-size-base);
  }

  .btn-add {
    padding: 8px 12px;
    font-size: var(--font-size-xs);
  }
}

/* 小屏幕手机优化 */
@media (max-width: 480px) {
  .product-gallery-main {
    max-height: 360px;
  }

  .product-info {
    padding: var(--spacing-md);
  }

  .product-title {
    font-size: var(--font-size-xl);
  }

  .product-specs-quick {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xs);
  }

  .spec-item {
    padding: var(--spacing-xs) var(--spacing-sm);
    text-align: center;
  }

  .spec-label {
    font-size: 10px;
  }

  .spec-value {
    font-size: var(--font-size-xs);
  }

  .product-actions {
    padding: var(--spacing-sm) var(--spacing-md);
    padding-bottom: calc(var(--spacing-sm) + env(safe-area-inset-bottom, 0px));
    gap: var(--spacing-xs);
  }

  .btn-buy {
    padding: 12px 16px;
    font-size: var(--font-size-sm);
  }

  .btn-cart {
    padding: 12px 12px;
    font-size: var(--font-size-xs);
  }

  .btn-favorite {
    width: 44px;
    min-width: 44px;
    height: 44px;
  }

  .accessories-grid {
    grid-template-columns: 1fr;
  }

  .product-promises {
    gap: var(--spacing-sm);
  }

  .promise-item {
    font-size: 11px;
  }
}

/* ------------------------------------------------------------
   Legal Pages (隐私政策、用户协议)
   ------------------------------------------------------------ */

.legal-content {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg);
}

.legal-wrapper {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--spacing-4xl);
}

/* Legal Sidebar */
.legal-sidebar {
  position: sticky;
  top: calc(var(--navbar-height) + var(--spacing-xl));
  height: fit-content;
}

.legal-nav {
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  border: 1px solid var(--color-border-light);
}

.legal-nav h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border-light);
}

.legal-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.legal-nav ul li a {
  display: block;
  padding: 8px 12px;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.legal-nav ul li a:hover {
  background: var(--color-bg-light);
  color: var(--color-primary);
}

/* Legal Main Content */
.legal-main {
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-3xl);
  border: 1px solid var(--color-border-light);
}

.legal-section {
  margin-bottom: var(--spacing-3xl);
}

.legal-section:last-child {
  margin-bottom: 0;
}

.legal-section h2 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--color-primary);
}

.legal-section h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin: var(--spacing-xl) 0 var(--spacing-md);
}

.legal-section p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.legal-section ul {
  margin: var(--spacing-md) 0;
  padding-left: var(--spacing-xl);
}

.legal-section ul li {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-sm);
  list-style-type: disc;
}

.legal-section ul li strong {
  color: var(--color-text);
}

/* Contact Info Box */
.contact-info-box {
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin: var(--spacing-lg) 0;
}

.contact-info-box p {
  margin-bottom: var(--spacing-xs);
}

.contact-info-box p:last-child {
  margin-bottom: 0;
}

/* ------------------------------------------------------------
   Contact Page V2 (联系我们页面卡片式)
   ------------------------------------------------------------ */

/* Contact Cards Section */
.contact-cards-section {
  padding: var(--spacing-4xl) 0 var(--spacing-2xl);
  background: var(--color-bg);
}

.contact-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.contact-card {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(37, 99, 235, 0.15);
}

.contact-card-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(14, 165, 233, 0.08));
  border-radius: var(--radius-xl);
  color: var(--color-primary);
}

.contact-card h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.contact-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* Offices Section */
.offices-section {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg);
}

.offices-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.office-card {
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.office-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.office-flag {
  font-size: 32px;
  margin-bottom: var(--spacing-md);
}

.office-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.office-role {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-sm);
}

.office-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* Contact Form Section */
.contact-form-section {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg);
}

.contact-form-wrapper {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--spacing-3xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
}

.contact-form-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.contact-form-header h2 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin: var(--spacing-md) 0 var(--spacing-sm);
}

.contact-form-header p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
}

/* Contact Form V2 */
.contact-form-v2 {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-row-v2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.form-group-v2 {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-group-v2 label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.form-group-v2 input,
.form-group-v2 select,
.form-group-v2 textarea {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  background: var(--color-bg-white);
  transition: all var(--transition-fast);
}

.form-group-v2 input:focus,
.form-group-v2 select:focus,
.form-group-v2 textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group-v2 textarea {
  min-height: 140px;
  resize: vertical;
}

.btn-submit-v2 {
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
  color: #fff;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  margin-top: var(--spacing-sm);
}

.btn-submit-v2:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

/* Contact Form Horizontal - 左右结构留言表单 */
.contact-form-horizontal {
  display: grid;
  grid-template-columns: 45% 55%;
  margin: 0 auto;
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

/* 左侧图片区域 */
.contact-form-image {
  position: relative;
  min-height: 600px;
  overflow: hidden;
}

.contact-form-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
}

.contact-form-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.9) 0%, rgba(124, 58, 237, 0.85) 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--spacing-3xl);
  color: #ffffff;
}

.contact-form-image-overlay h3 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-lg);
}

.contact-form-image-overlay p {
  font-size: var(--font-size-lg);
  line-height: 1.8;
  opacity: 0.95;
  margin-bottom: var(--spacing-2xl);
}

.contact-form-image-stats {
  display: flex;
  gap: var(--spacing-xl);
  margin-top: auto;
}

.contact-form-image-stats .stat-item {
  display: flex;
  flex-direction: column;
}

.contact-form-image-stats .stat-num {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-xs);
}

.contact-form-image-stats .stat-label {
  font-size: var(--font-size-sm);
  opacity: 0.8;
}

/* 右侧表单区域 */
.contact-form-content {
  padding: var(--spacing-2xl) var(--spacing-3xl);
  display: flex;
  flex-direction: column;
}

.contact-form-content .contact-form-desc {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
}

.contact-form-content .contact-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.contact-form-content .contact-form-group {
  display: flex;
  flex-direction: column;
}

.contact-form-content .contact-form-group.full-width {
  grid-column: 1 / -1;
}

.contact-form-content .contact-form-group label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.contact-form-content .contact-form-group input,
.contact-form-content .contact-form-group select,
.contact-form-content .contact-form-group textarea {
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.contact-form-content .contact-form-group input:focus,
.contact-form-content .contact-form-group select:focus,
.contact-form-content .contact-form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  background: var(--color-bg-white);
}

.contact-form-content .contact-form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.contact-form-content .contact-form-submit {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-md);
}

.contact-form-content .contact-form-submit button {
  padding: 12px 48px;
  font-size: var(--font-size-base);
}

/* 响应式适配 */
@media (max-width: 900px) {
  .contact-form-horizontal {
    grid-template-columns: 1fr;
    max-width: 600px;
  }

  .contact-form-image {
    min-height: 280px;
    max-height: 300px;
  }

  .contact-form-image-overlay {
    padding: var(--spacing-2xl);
  }

  .contact-form-image-overlay h3 {
    font-size: var(--font-size-2xl);
  }

  .contact-form-image-overlay p {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-lg);
  }

  .contact-form-image-stats {
    margin-top: 0;
  }

  .contact-form-content {
    padding: var(--spacing-xl) var(--spacing-lg);
  }
}

/* Social Section */
.social-section {
  padding: var(--spacing-3xl) 0 var(--spacing-5xl);
  background: var(--color-bg);
}

.social-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.social-card {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.social-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.social-card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  border-radius: var(--radius-lg);
  color: #fff;
}

.social-card-icon.wechat {
  background: #07c160;
}

.social-card-icon.weibo {
  background: #e6162d;
}

.social-card-icon.douyin {
  background: #000;
}

.social-card-icon.xiaohongshu {
  background: #fe2c55;
}

.social-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.social-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* Contact Page Responsive */
@media (max-width: 1024px) {
  .contact-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .offices-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .social-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .contact-cards-grid {
    grid-template-columns: 1fr;
  }

  .contact-card {
    padding: var(--spacing-xl);
  }

  .offices-grid {
    grid-template-columns: 1fr;
  }

  .social-cards-grid {
    grid-template-columns: 1fr;
  }

  .form-row-v2 {
    grid-template-columns: 1fr;
  }

  .contact-form-wrapper {
    padding: var(--spacing-xl);
  }

  .contact-form-header h2 {
    font-size: var(--font-size-xl);
  }
}

/* Legal Pages Responsive */
@media (max-width: 1024px) {
  .legal-wrapper {
    grid-template-columns: 1fr;
  }

  .legal-sidebar {
    position: relative;
    top: 0;
    order: -1;
  }

  .legal-nav {
    padding: var(--spacing-md);
  }

  .legal-nav ul {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
  }

  .legal-nav ul li a {
    white-space: nowrap;
  }

  .legal-main {
    padding: var(--spacing-xl);
  }
}

@media (max-width: 768px) {
  .legal-section h2 {
    font-size: var(--font-size-xl);
  }

  .legal-section h3 {
    font-size: var(--font-size-base);
  }

  .legal-main {
    padding: var(--spacing-lg);
  }
}

/* ------------------------------------------------------------
   Global Mobile Optimizations (全局移动端优化)
   ------------------------------------------------------------ */

/* Fix horizontal overflow on mobile */
@media (max-width: 768px) {
  html, body {
    overflow-x: hidden;
  }

  /* Improve touch targets */
  button, a, input, select, textarea {
    min-height: 44px;
    min-width: 44px;
  }

  /* Better font rendering on mobile */
  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* Prevent text zoom on input focus (iOS) */
  input, select, textarea {
    font-size: 16px;
  }

  /* Smooth scrolling */
  html {
    scroll-behavior: smooth;
  }

  /* Container padding adjustment */
  .container {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }

  /* Page banner adjustments */
  .page-banner {
    padding: calc(var(--navbar-height) + var(--spacing-2xl)) var(--spacing-md) var(--spacing-3xl);
  }

  .page-banner h1 {
    font-size: var(--font-size-2xl);
  }

  .page-banner p {
    font-size: var(--font-size-sm);
  }

  /* Section spacing reduction */
  .content-block {
    padding: var(--spacing-xl) 0;
  }

  /* Grid layouts to single column */
  .info-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  /* Footer adjustments */
  .footer {
    padding: var(--spacing-2xl) 0 0;
  }

  .footer-grid {
    gap: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

  /* Table responsive */
  .styled-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* Form improvements */
  .form-row {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .contact-form .form-row > div {
    min-width: 100%;
  }

  /* Product grid adjustments */
  .product-grid-v2,
  .product-list-grid {
    grid-template-columns: 1fr;
  }

  /* Hero section adjustments */
  .hero-v2-title {
    font-size: var(--font-size-3xl);
  }

  .hero-v2-subtitle {
    font-size: var(--font-size-base);
  }

  /* Stats grid */
  .stats-v2-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Feature cards */
  .features-v2-grid {
    grid-template-columns: 1fr;
  }

  /* CTA section */
  .cta-v2-title {
    font-size: var(--font-size-2xl);
  }

  /* Navigation improvements */
  .nav-links {
    padding: var(--spacing-lg);
  }

  .nav-links li a {
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-lg);
  }

  /* Button full width on mobile */
  .btn-primary,
  .btn-secondary {
    width: 100%;
    text-align: center;
  }
}

/* Small mobile devices */
@media (max-width: 480px) {
  :root {
    --spacing-4xl: 3rem;
    --spacing-5xl: 4rem;
  }

  .hero-v2-title {
    font-size: var(--font-size-2xl);
  }

  .section-title-v2 {
    font-size: var(--font-size-xl);
  }

  .product-card-v2-body h3 {
    font-size: var(--font-size-lg);
  }

  .stats-v2-number {
    font-size: var(--font-size-2xl);
  }

  .about-intro-highlights {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-stat-num {
    font-size: var(--font-size-2xl);
  }
}

/* ============================================================
   Mobile Navigation Overlay - 移动端导航遮罩层
   ============================================================ */
.nav-overlay {
  position: fixed;
  top: var(--navbar-height, 72px);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 998;
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* 触摸优化 - 防止菜单打开时页面滚动 */
body.nav-open {
  overflow: hidden;
  position: fixed;
  width: 100%;
}

/* ============================================================
   Contact Page V3 - 联系我们页面卡片层次感增强
   ============================================================ */

/* 联系信息卡片V2 - 增强层次感 */
.contact-card-v2 {
  position: relative;
  padding: var(--spacing-3xl) var(--spacing-xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.contact-card-v2::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), #0ea5e9);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.contact-card-v2:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(37, 99, 235, 0.15);
  border-color: rgba(37, 99, 235, 0.15);
}

.contact-card-v2:hover::before {
  opacity: 1;
}

/* 图标颜色变体 */
.contact-card-icon--green {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(52, 211, 153, 0.1)) !important;
  color: #10b981;
}

.contact-card-icon--purple {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(167, 139, 250, 0.1)) !important;
  color: #8b5cf6;
}

/* 卡片底部链接 */
.contact-card-link {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border-light);
}

.contact-card-link a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: gap 0.2s ease;
}

.contact-card-link a:hover {
  gap: 8px;
}

/* 办公地点卡片V2 - 增强层次感 */
.office-card-v2 {
  position: relative;
  padding: var(--spacing-2xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: left;
  overflow: hidden;
}

.office-card-v2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), #0ea5e9);
  transform: scaleX(0);
  transition: transform 0.35s ease;
}

.office-card-v2:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -8px rgba(0, 0, 0, 0.1);
  border-color: rgba(37, 99, 235, 0.12);
}

.office-card-v2:hover::after {
  transform: scaleX(1);
}

/* 办公地点徽章 */
.office-card-badge {
  display: inline-block;
  padding: 3px 10px;
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-primary), #2563eb);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-md);
  letter-spacing: 0.5px;
}

.office-card-badge--blue {
  background: linear-gradient(135deg, #0ea5e9, #0284c7);
}

.office-card-badge--red {
  background: linear-gradient(135deg, #f43f5e, #e11d48);
}

.office-card-badge--orange {
  background: linear-gradient(135deg, #f59e0b, #d97706);
}

/* 办公城市名 */
.office-card-city {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

/* ============================================================
   Careers Page V3 - 加入我们页面卡片层次感增强
   ============================================================ */

/* 福利卡片网格 */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

/* 福利卡片 */
.benefit-card {
  position: relative;
  padding: var(--spacing-2xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.benefit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: linear-gradient(135deg, transparent 60%, rgba(37, 99, 235, 0.03) 100%);
  pointer-events: none;
}

.benefit-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
  border-color: rgba(37, 99, 235, 0.12);
}

.benefit-card-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
  transition: transform 0.3s ease;
}

.benefit-card:hover .benefit-card-icon {
  transform: scale(1.08);
}

.benefit-card-icon--gold {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.12), rgba(251, 191, 36, 0.12));
  color: #f59e0b;
}

.benefit-card-icon--blue {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(59, 130, 246, 0.1));
  color: var(--color-primary);
}

.benefit-card-icon--green {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(52, 211, 153, 0.1));
  color: #10b981;
}

.benefit-card-icon--orange {
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.1), rgba(251, 146, 60, 0.1));
  color: #f97316;
}

.benefit-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.benefit-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* 职位卡片V2 - 增强层次感 */
.job-card-v2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-xl);
  padding: var(--spacing-xl) var(--spacing-2xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--spacing-md);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.job-card-v2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--color-primary), #0ea5e9);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.job-card-v2:hover {
  transform: translateX(4px);
  box-shadow: 0 12px 32px -8px rgba(37, 99, 235, 0.12);
  border-color: rgba(37, 99, 235, 0.15);
}

.job-card-v2:hover::before {
  opacity: 1;
}

.job-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.job-card-top h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin: 0;
}

.job-salary {
  flex-shrink: 0;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.06);
  padding: 4px 14px;
  border-radius: var(--radius-full);
}

.job-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.job-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.job-meta-item svg {
  color: var(--color-text-lighter);
  flex-shrink: 0;
}

.job-tag {
  display: inline-block;
  padding: 2px 10px;
  font-size: 12px;
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.06);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-medium);
}

.btn-job-detail {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  padding: 10px 24px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-job-detail:hover {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

/* 招聘流程 - 步骤式设计 */
.hiring-process {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: var(--spacing-2xl);
  padding: var(--spacing-2xl) 0;
}

.process-step {
  flex: 1;
  text-align: center;
  position: relative;
  padding: 0 var(--spacing-md);
}

.process-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-primary), #2563eb);
  border-radius: 50%;
  margin-bottom: var(--spacing-lg);
  box-shadow: 0 8px 24px -4px rgba(37, 99, 235, 0.3);
  position: relative;
  z-index: 1;
}

.process-step-content h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.process-step-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.process-connector {
  flex: 0 0 40px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 26px;
}

.process-connector::before {
  content: '';
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), rgba(37, 99, 235, 0.2));
  border-radius: 1px;
}

/* 校园招聘CTA */
.campus-cta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.campus-cta-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all 0.3s ease;
}

.campus-cta-item:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(37, 99, 235, 0.12);
}

.campus-cta-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(14, 165, 233, 0.08));
  border-radius: var(--radius-lg);
  color: var(--color-primary);
}

.campus-cta-item strong {
  display: block;
  font-size: var(--font-size-base);
  color: var(--color-text);
  margin-bottom: 2px;
}

.campus-cta-item span {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

/* ============================================================
   Responsive - 响应式适配
   ============================================================ */
@media (max-width: 1024px) {
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hiring-process {
    flex-direction: column;
    align-items: center;
  }

  .process-connector {
    flex: 0 0 auto;
    padding: var(--spacing-sm) 0;
  }

  .process-connector::before {
    width: 2px;
    height: 24px;
    background: linear-gradient(180deg, var(--color-primary), rgba(37, 99, 235, 0.2));
  }

  .campus-cta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .contact-cards-grid {
    grid-template-columns: 1fr;
  }

  .offices-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .job-card-v2 {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-lg);
  }

  .job-card-top {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }

  .btn-job-detail {
    align-self: flex-start;
    margin-top: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .offices-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   Media Coverage Page - 媒体报道页面
   ============================================================ */

/* 报道列表区域 */
.media-coverage-section {
  padding: var(--spacing-4xl) 0 var(--spacing-2xl);
  background: var(--color-bg);
}

.media-coverage-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

/* 媒体报道卡片 - 横向图文布局 */
.media-card {
  display: grid;
  grid-template-columns: 320px 1fr;
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  color: inherit;
  position: relative;
}

.media-card::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.media-card:hover {
  transform: translateX(4px);
  box-shadow: 0 16px 40px -12px rgba(37, 99, 235, 0.12);
  border-color: rgba(37, 99, 235, 0.12);
}

.media-card:hover::after {
  opacity: 1;
}

/* 卡片封面图 */
.media-card-cover {
  position: relative;
  overflow: hidden;
  min-height: 200px;
}

.media-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.media-card:hover .media-card-cover img {
  transform: scale(1.05);
}

.media-card-cover-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, transparent 100%);
  pointer-events: none;
}

/* 卡片内容 */
.media-card-content {
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.media-card-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.media-card-source {
  display: inline-block;
  padding: 3px 12px;
  font-size: 12px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.06);
  border-radius: var(--radius-full);
}

.media-card-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
}

.media-card-content h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
  line-height: 1.4;
  transition: color 0.2s ease;
}

.media-card:hover .media-card-content h3 {
  color: var(--color-primary);
}

.media-card-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.media-card-read {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  transition: gap 0.2s ease;
}

.media-card:hover .media-card-read {
  gap: 8px;
}

/* 奖项与荣誉区域 */
.media-awards-section {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg);
}

.media-awards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.award-card {
  position: relative;
  padding: var(--spacing-2xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  text-align: center;
}

.award-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: linear-gradient(135deg, transparent 60%, rgba(37, 99, 235, 0.03) 100%);
  pointer-events: none;
}

.award-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
  border-color: rgba(37, 99, 235, 0.12);
}

.award-card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(251, 191, 36, 0.1));
  color: #f59e0b;
  transition: transform 0.3s ease;
}

.award-card:hover .award-card-icon {
  transform: scale(1.1);
}

.award-card-icon--blue {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(59, 130, 246, 0.1));
  color: var(--color-primary);
}

.award-card-icon--green {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(52, 211, 153, 0.1));
  color: #10b981;
}

.award-card-icon--orange {
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.1), rgba(251, 146, 60, 0.1));
  color: #f97316;
}

.award-card-year {
  display: inline-block;
  padding: 2px 12px;
  font-size: 11px;
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-text), #374151);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-md);
  letter-spacing: 1px;
}

.award-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.award-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* 媒体合作区域 */
.media-contact-section {
  padding: var(--spacing-3xl) 0 var(--spacing-5xl);
  background: var(--color-bg);
}

.media-contact-card {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--spacing-2xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  margin-top: var(--spacing-xl);
  transition: box-shadow 0.3s ease;
}

.media-contact-card:hover {
  box-shadow: var(--shadow-xl);
}

.media-contact-left {
  padding: var(--spacing-2xl);
}

.media-contact-intro {
  margin-bottom: var(--spacing-xl);
}

.media-contact-intro p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

.media-contact-items {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.media-contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  transition: all 0.2s ease;
}

.media-contact-item:hover {
  background: var(--color-bg-light);
}

.media-contact-item-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(14, 165, 233, 0.08));
  border-radius: var(--radius-md);
  color: var(--color-primary);
}

.media-contact-label {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
  margin-bottom: 2px;
}

.media-contact-value {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

/* Brand Kit 下载卡片 */
.media-contact-right {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 50%, var(--color-secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2xl);
  position: relative;
  overflow: hidden;
}

.media-contact-right::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -20%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.media-brandkit {
  text-align: center;
  color: #ffffff;
  position: relative;
  z-index: 1;
}

.media-brandkit-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(8px);
}

.media-brandkit h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-xs);
}

.media-brandkit p {
  font-size: var(--font-size-sm);
  opacity: 0.85;
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-sm);
}

.media-brandkit-size {
  display: inline-block;
  font-size: var(--font-size-xs);
  opacity: 0.6;
  margin-bottom: var(--spacing-lg);
}

.media-brandkit-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 24px;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-lg);
  color: #ffffff;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all 0.25s ease;
  backdrop-filter: blur(4px);
}

.media-brandkit-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
}

/* 合作媒体墙 */
.media-partners-section {
  padding: var(--spacing-3xl) 0 var(--spacing-5xl);
  background: var(--color-bg-light);
}

.media-partners-wall {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.media-partner-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg) var(--spacing-md);
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-light);
  transition: all 0.25s ease;
}

.media-partner-item:hover {
  color: var(--color-primary);
  border-color: rgba(37, 99, 235, 0.15);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ============================================================
   Media Page Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .media-awards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .media-contact-card {
    grid-template-columns: 1fr;
  }

  .media-contact-right {
    min-height: 280px;
  }

  .media-partners-wall {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 768px) {
  .media-card {
    grid-template-columns: 1fr;
  }

  .media-card-cover {
    min-height: 180px;
    max-height: 200px;
  }

  .media-awards-grid {
    grid-template-columns: 1fr;
  }

  .media-partners-wall {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 480px) {
  .media-partners-wall {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================================
   Brand Story Page - 品牌故事页面
   ============================================================ */

/* 品牌缘起 - 横向图文卡片 */
.brand-origin-section {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg);
}

.brand-origin-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-xl);
}

.brand-origin-image {
  position: relative;
  overflow: hidden;
  min-height: 400px;
}

.brand-origin-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-origin-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.brand-origin-content {
  padding: var(--spacing-3xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.brand-origin-content p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.brand-origin-quote {
  font-size: var(--font-size-xl) !important;
  font-weight: var(--font-weight-bold);
  color: var(--color-text) !important;
  border-left: 3px solid var(--color-primary);
  padding-left: var(--spacing-lg);
  margin: var(--spacing-lg) 0 !important;
  font-style: italic;
}

/* 发展历程 - 时间线 */
.brand-timeline-section {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg-light);
}

.brand-timeline {
  margin-top: var(--spacing-2xl);
  position: relative;
  padding-left: 40px;
}

.brand-timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary), rgba(37, 99, 235, 0.15));
}

.brand-timeline-item {
  position: relative;
  margin-bottom: var(--spacing-xl);
}

.brand-timeline-item:last-child {
  margin-bottom: 0;
}

.brand-timeline-dot {
  position: absolute;
  left: -33px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-bg-white);
  border: 3px solid var(--color-primary);
  z-index: 1;
  transition: all 0.3s ease;
}

.brand-timeline-item--highlight .brand-timeline-dot {
  width: 18px;
  height: 18px;
  left: -35px;
  top: 4px;
  background: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
}

.brand-timeline-card {
  background: var(--color-bg-white);
  padding: var(--spacing-lg) var(--spacing-xl);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all 0.3s ease;
}

.brand-timeline-item--highlight .brand-timeline-card {
  border-color: rgba(37, 99, 235, 0.15);
  box-shadow: 0 8px 24px -8px rgba(37, 99, 235, 0.1);
}

.brand-timeline-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.brand-timeline-date {
  display: inline-block;
  padding: 2px 12px;
  font-size: 12px;
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-primary), #2563eb);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-sm);
  letter-spacing: 0.5px;
}

.brand-timeline-item--highlight .brand-timeline-date {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
}

.brand-timeline-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.brand-timeline-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* 品牌理念 */
.brand-values-section {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg);
}

.brand-values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.brand-value-card {
  position: relative;
  padding: var(--spacing-2xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  text-align: center;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.brand-value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: linear-gradient(135deg, transparent 60%, rgba(37, 99, 235, 0.03) 100%);
  pointer-events: none;
}

.brand-value-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
  border-color: rgba(37, 99, 235, 0.12);
}

.brand-value-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(251, 191, 36, 0.1));
  color: #f59e0b;
  transition: transform 0.3s ease;
}

.brand-value-card:hover .brand-value-icon {
  transform: scale(1.1);
}

.brand-value-icon--blue {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(59, 130, 246, 0.1));
  color: var(--color-primary);
}

.brand-value-icon--green {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(52, 211, 153, 0.1));
  color: #10b981;
}

.brand-value-icon--orange {
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.1), rgba(251, 146, 60, 0.1));
  color: #f97316;
}

.brand-value-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.brand-value-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* 团队介绍 */
.brand-team-section {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg-light);
}

.brand-team-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  margin-top: var(--spacing-xl);
}

.brand-team-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 50%, var(--color-secondary) 100%);
  padding: var(--spacing-2xl) var(--spacing-xl);
  position: relative;
  overflow: hidden;
}

.brand-team-stats::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.brand-team-stat {
  text-align: center;
  color: #ffffff;
  position: relative;
  z-index: 1;
}

.brand-team-stat:not(:last-child) {
  border-right: 1px solid rgba(255, 255, 255, 0.15);
}

.brand-team-stat-num {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-xs);
}

.brand-team-stat-label {
  font-size: var(--font-size-sm);
  opacity: 0.8;
}

.brand-team-desc {
  padding: var(--spacing-2xl);
}

.brand-team-desc p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.brand-team-desc p:last-child {
  margin-bottom: 0;
}

/* 品牌资料下载 */
.brand-download-section {
  padding: var(--spacing-3xl) 0 var(--spacing-5xl);
  background: var(--color-bg);
}

.brand-download-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.brand-download-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.brand-download-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.brand-download-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px -8px rgba(37, 99, 235, 0.12);
  border-color: rgba(37, 99, 235, 0.15);
}

.brand-download-card:hover::before {
  opacity: 1;
}

.brand-download-card-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(251, 191, 36, 0.1));
  color: #f59e0b;
  transition: transform 0.3s ease;
}

.brand-download-card:hover .brand-download-card-icon {
  transform: scale(1.08);
}

.brand-download-card-icon--blue {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(59, 130, 246, 0.1));
  color: var(--color-primary);
}

.brand-download-card-icon--green {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(52, 211, 153, 0.1));
  color: #10b981;
}

.brand-download-card-icon--orange {
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.1), rgba(251, 146, 60, 0.1));
  color: #f97316;
}

.brand-download-card-info {
  flex: 1;
  min-width: 0;
}

.brand-download-card-info h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.brand-download-card-info p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-xs);
}

.brand-download-card-meta {
  font-size: 11px;
  color: var(--color-text-lighter);
}

.brand-download-card-btn {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.brand-download-card-btn:hover {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.brand-download-note {
  margin-top: var(--spacing-xl);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-lighter);
}

.brand-download-note a {
  color: var(--color-primary);
  text-decoration: none;
}

.brand-download-note a:hover {
  text-decoration: underline;
}

/* ============================================================
   Brand Story Page Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .brand-values-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .brand-team-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }

  .brand-team-stat:not(:last-child) {
    border-right: none;
  }

  .brand-team-stat:nth-child(2) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  }

  .brand-download-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .brand-origin-card {
    grid-template-columns: 1fr;
  }

  .brand-origin-image {
    min-height: 240px;
    max-height: 300px;
  }

  .brand-origin-content {
    padding: var(--spacing-xl);
  }

  .brand-timeline {
    padding-left: 30px;
  }

  .brand-timeline-dot {
    left: -23px;
    width: 12px;
    height: 12px;
  }

  .brand-timeline-item--highlight .brand-timeline-dot {
    width: 16px;
    height: 16px;
    left: -25px;
  }

  .brand-values-grid {
    grid-template-columns: 1fr;
  }

  .brand-team-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .brand-download-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .brand-download-card-btn {
    align-self: flex-start;
  }
}

@media (max-width: 480px) {
  .brand-team-stats {
    grid-template-columns: 1fr;
  }

  .brand-team-stat:not(:last-child) {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  }

  .brand-team-stat:nth-child(2) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  }
}

/* ============================================================
   Help Center Page - 帮助中心
   ============================================================ */
.help-quick-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.help-quick-card {
  position: relative;
  padding: var(--spacing-2xl) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  text-align: center;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: block;
}

.help-quick-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px -12px rgba(37, 99, 235, 0.15);
  border-color: rgba(37, 99, 235, 0.15);
}

.help-quick-card svg {
  width: 40px;
  height: 40px;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.help-quick-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.help-quick-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* FAQ */
.help-faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.help-faq-item {
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  transition: all 0.3s ease;
}

.help-faq-item:hover {
  border-color: rgba(37, 99, 235, 0.12);
}

.help-faq-item.active {
  border-color: rgba(37, 99, 235, 0.2);
  box-shadow: 0 8px 24px -8px rgba(37, 99, 235, 0.1);
}

.help-faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) var(--spacing-xl);
  background: none;
  border: none;
  cursor: pointer;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  text-align: left;
  font-family: var(--font-family);
  transition: color 0.2s ease;
}

.help-faq-question:hover {
  color: var(--color-primary);
}

.help-faq-item.active .help-faq-question {
  color: var(--color-primary);
}

.help-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.help-faq-answer-inner {
  padding: 0 var(--spacing-xl) var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* 联系客服 */
.help-contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.help-contact-card {
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  text-align: center;
  transition: all 0.3s ease;
}

.help-contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(37, 99, 235, 0.12);
}

.help-contact-card svg {
  width: 36px;
  height: 36px;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.help-contact-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.help-contact-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* ============================================================
   Warranty Page - 保修政策
   ============================================================ */
.warranty-overview-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
  padding: var(--spacing-2xl) var(--spacing-3xl);
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 50%, var(--color-secondary) 100%);
  border-radius: var(--radius-2xl);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.warranty-overview-card::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.warranty-overview-icon {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-2xl);
  backdrop-filter: blur(8px);
}

.warranty-overview-icon svg {
  width: 40px;
  height: 40px;
  color: #ffffff;
}

.warranty-overview-content {
  position: relative;
  z-index: 1;
}

.warranty-overview-content h2 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
}

.warranty-overview-content p {
  font-size: var(--font-size-sm);
  opacity: 0.9;
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.warranty-overview-tags {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.warranty-overview-tag {
  display: inline-block;
  padding: 4px 14px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

/* 保修范围 */
.warranty-scope-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.warranty-scope-card {
  padding: var(--spacing-2xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
}

.warranty-scope-card.covered {
  border-top: 3px solid #10b981;
}

.warranty-scope-card.uncovered {
  border-top: 3px solid #ef4444;
}

.warranty-scope-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.warranty-scope-card.covered h3 {
  color: #10b981;
}

.warranty-scope-card.uncovered h3 {
  color: #ef4444;
}

.warranty-scope-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.warranty-scope-card li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

.warranty-scope-card li svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
}

.warranty-scope-card.covered li svg {
  color: #10b981;
}

.warranty-scope-card.uncovered li svg {
  color: #ef4444;
}

/* 保修表格 */
.warranty-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  margin-top: var(--spacing-xl);
}

.warranty-table thead th {
  background: linear-gradient(135deg, var(--color-primary), #1e40af);
  color: #ffffff;
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-align: left;
}

.warranty-table tbody td {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  border-bottom: 1px solid var(--color-border-light);
}

.warranty-table tbody tr:last-child td {
  border-bottom: none;
}

.warranty-table tbody tr:hover {
  background: var(--color-bg);
}

/* 保修流程 */
.warranty-process {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: var(--spacing-2xl);
  padding: var(--spacing-2xl) 0;
}

.warranty-process-step {
  flex: 1;
  text-align: center;
  position: relative;
  padding: 0 var(--spacing-md);
}

.warranty-process-step .process-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-primary), #2563eb);
  border-radius: 50%;
  margin-bottom: var(--spacing-lg);
  box-shadow: 0 8px 24px -4px rgba(37, 99, 235, 0.3);
}

.warranty-process-step h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.warranty-process-step p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.warranty-process-connector {
  flex: 0 0 40px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 26px;
}

.warranty-process-connector::before {
  content: '';
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), rgba(37, 99, 235, 0.2));
}

/* 保修特别说明 */
.warranty-notice-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.warranty-notice-card {
  padding: var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.warranty-notice-card svg {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  margin-top: 2px;
}

.warranty-notice-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.warranty-notice-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* ============================================================
   Firmware Page - 固件更新
   ============================================================ */
.firmware-tip-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) var(--spacing-xl);
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-2xl);
}

.firmware-tip-card svg {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

.firmware-tip-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.firmware-product-section {
  margin-bottom: var(--spacing-2xl);
}

.firmware-product-section .section-header-v2 {
  margin-bottom: var(--spacing-lg);
}

.firmware-item-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  padding: var(--spacing-lg) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--spacing-md);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.firmware-item-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.firmware-item-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px -8px rgba(37, 99, 235, 0.12);
  border-color: rgba(37, 99, 235, 0.15);
}

.firmware-item-card:hover::before {
  opacity: 1;
}

.firmware-item-left {
  flex-shrink: 0;
  min-width: 140px;
}

.firmware-item-version {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: 2px;
}

.firmware-item-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
  margin-bottom: var(--spacing-sm);
}

.firmware-tag {
  display: inline-block;
  padding: 2px 10px;
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
}

.firmware-tag--latest {
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-primary), #2563eb);
}

.firmware-tag--old {
  color: var(--color-text-lighter);
  background: var(--color-bg-light);
}

.firmware-item-desc {
  flex: 1;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

.firmware-item-action {
  flex-shrink: 0;
}

.firmware-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.firmware-download-btn:hover {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

/* 固件更新步骤 */
.firmware-step-card {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--spacing-md);
  transition: all 0.3s ease;
}

.firmware-step-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.firmware-step-number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-primary), #2563eb);
  border-radius: 50%;
}

.firmware-step-content h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.firmware-step-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.firmware-warning-card {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) var(--spacing-xl);
  background: rgba(245, 158, 11, 0.06);
  border: 1px solid rgba(245, 158, 11, 0.15);
  border-radius: var(--radius-xl);
  margin-top: var(--spacing-lg);
}

.firmware-warning-card svg {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  color: #f59e0b;
  margin-top: 2px;
}

.firmware-warning-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* ============================================================
   Manual Page - 用户手册
   ============================================================ */
.manual-product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.manual-product-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.manual-product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
  border-color: rgba(37, 99, 235, 0.12);
}

.manual-product-card-img {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.manual-product-card-img--blue {
  background: linear-gradient(135deg, #2563eb, #0ea5e9);
}

.manual-product-card-img--purple {
  background: linear-gradient(135deg, #7c3aed, #a855f7);
}

.manual-product-card-img--green {
  background: linear-gradient(135deg, #059669, #10b981);
}

.manual-product-card-img svg {
  width: 48px;
  height: 48px;
  color: rgba(255, 255, 255, 0.9);
}

.manual-product-card-body {
  padding: var(--spacing-xl);
  text-align: center;
}

.manual-product-card-body h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.manual-product-card-body p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.manual-pdf-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all 0.25s ease;
}

.manual-pdf-btn:hover {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

/* 快速入门步骤 */
.manual-guide-card {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg) var(--spacing-xl);
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--spacing-md);
  transition: all 0.3s ease;
}

.manual-guide-card:hover {
  transform: translateX(8px);
  box-shadow: 0 12px 32px -8px rgba(37, 99, 235, 0.1);
  border-color: rgba(37, 99, 235, 0.12);
}

.manual-guide-number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-primary), #2563eb);
  border-radius: 50%;
}

.manual-guide-content h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.manual-guide-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-sm);
}

.manual-guide-content ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.manual-guide-content li {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

.manual-guide-content a {
  color: var(--color-primary);
  text-decoration: none;
}

.manual-guide-content a:hover {
  text-decoration: underline;
}

/* 配件表格 */
.manual-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  margin-top: var(--spacing-sm);
}

.manual-table thead th {
  background: var(--color-bg-light);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  text-align: left;
}

.manual-table tbody td {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  border-bottom: 1px solid var(--color-border-light);
}

.manual-table tbody tr:last-child td {
  border-bottom: none;
}

.manual-table tbody tr:hover {
  background: var(--color-bg);
}

/* 底部提示 */
.manual-tip-card {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) var(--spacing-xl);
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-radius: var(--radius-xl);
  margin-top: var(--spacing-xl);
}

.manual-tip-card svg {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  margin-top: 2px;
}

.manual-tip-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.manual-tip-card a {
  color: var(--color-primary);
  text-decoration: none;
}

.manual-tip-card a:hover {
  text-decoration: underline;
}

/* ============================================================
   Support Pages Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .help-quick-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .warranty-scope-wrapper {
    grid-template-columns: 1fr;
  }

  .warranty-notice-wrapper {
    grid-template-columns: 1fr;
  }

  .warranty-process {
    flex-direction: column;
    align-items: center;
  }

  .warranty-process-connector {
    flex: 0 0 auto;
    padding: var(--spacing-sm) 0;
  }

  .warranty-process-connector::before {
    width: 2px;
    height: 24px;
    background: linear-gradient(180deg, var(--color-primary), rgba(37, 99, 235, 0.2));
  }

  .manual-product-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 768px) {
  .help-quick-grid {
    grid-template-columns: 1fr;
  }

  .help-contact-grid {
    grid-template-columns: 1fr;
  }

  .warranty-overview-card {
    flex-direction: column;
    text-align: center;
    padding: var(--spacing-xl);
  }

  .warranty-overview-tags {
    justify-content: center;
  }

  .firmware-item-card {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
  }

  .firmware-item-action {
    align-self: flex-start;
  }

  .manual-guide-card {
    flex-direction: column;
    gap: var(--spacing-md);
  }
}