:root {
  --color-primary: #0071E3;
  --color-primary-dark: #005BBB;
  --color-primary-light: #2997FF;
  --color-primary-glow: rgba(0, 113, 227, 0.5);
  --color-secondary: #1D1D1F;
  --color-text: #1D1D1F;
  --color-text-secondary: #6E6E73;
  --color-text-light: #86868B;
  --color-bg: #FFFFFF;
  --color-bg-secondary: #F5F5F7;
  --color-bg-dark: #000000;
  --color-bg-card-dark: rgba(255, 255, 255, 0.04);
  --color-border: #D2D2D7;
  --color-border-light: rgba(0, 0, 0, 0.04);
  --gradient-primary: linear-gradient(135deg, #0071E3 0%, #2997FF 50%, #64D2FF 100%);
  --gradient-dark: linear-gradient(180deg, #000000 0%, #1D1D1F 100%);
  --gradient-hero: linear-gradient(180deg, #000000 0%, #0A0A1A 20%, #111133 50%, #1A1A3E 80%, #1B2838 100%);
  --gradient-card: linear-gradient(180deg, rgba(255,255,255,1) 0%, rgba(245,245,247,1) 100%);
  --gradient-card-dark: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.02) 100%);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.04), 0 16px 48px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 8px 16px rgba(0, 0, 0, 0.04), 0 24px 64px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 40px rgba(0, 113, 227, 0.15), 0 0 80px rgba(0, 113, 227, 0.08);
  --shadow-card: 0 2px 4px rgba(0, 0, 0, 0.02), 0 8px 24px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 4px 8px rgba(0, 0, 0, 0.03), 0 16px 48px rgba(0, 0, 0, 0.1);
  --radius-sm: 9.6px;
  --radius-md: 14.4px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition-fast: 0.25s cubic-bezier(0.25, 0.1, 0.25, 1);
  --transition-base: 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
  --transition-slow: 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  --font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  max-width: 100vw;
}

.section-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 64px;
  width: 100%;
  box-sizing: border-box;
}

@media (max-width: 768px) {
  .section-inner {
    padding: 0 24px;
  }
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 0.5px solid rgba(0, 0, 0, 0.1);
  transition: all var(--transition-base);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: rgba(0, 0, 0, 0.12);
  box-shadow: 0 0.5px 0 rgba(0, 0, 0, 0.08);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
}

.header-logo img {
  height: 28px;
  width: auto;
}

.header-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  color: rgba(0, 0, 0, 0.8);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}

.nav-link:hover {
  color: #000000;
  background: rgba(0, 0, 0, 0.04);
}

.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  opacity: 0;
  visibility: hidden;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl), 0 0 0 0.5px rgba(0, 0, 0, 0.08);
  padding: 24px;
  min-width: 500px;
  transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.dropdown-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}

.dropdown-links {
  list-style: none;
}

.dropdown-links li {
  margin-bottom: 8px;
}

.dropdown-links a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 14px;
  transition: all var(--transition-fast);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  color: rgba(0, 0, 0, 0.8);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}

.btn-text:hover {
  color: #000000;
  background: rgba(0, 0, 0, 0.04);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  color: var(--color-primary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border: 1.5px solid var(--color-primary);
  border-radius: 980px;
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #FFFFFF;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  background: var(--color-primary);
  color: #FFFFFF;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-radius: 980px;
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}

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

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--color-text);
  transition: all var(--transition-fast);
  border-radius: 1px;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

.mobile-menu {
  position: fixed;
  top: 52px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
  visibility: hidden;
}

.mobile-menu.active {
  transform: translateX(0);
  visibility: visible;
}

.mobile-menu-content {
  padding: 24px;
}

.mobile-nav-list {
  list-style: none;
}

.mobile-nav-list > li {
  border-bottom: 0.5px solid rgba(0, 0, 0, 0.08);
}

.mobile-nav-list > li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  color: var(--color-text);
  text-decoration: none;
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.mobile-dropdown-menu {
  list-style: none;
  padding-left: 16px;
  padding-bottom: 16px;
  display: none;
}

.mobile-dropdown.active .mobile-dropdown-menu {
  display: block;
}

.mobile-dropdown-menu li {
  padding: 10px 0;
}

.mobile-dropdown-menu a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 15px;
}

.mobile-actions {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

@media (max-width: 1200px) {
  .header-inner {
    padding: 0 32px;
  }

  .feature-block {
    padding: 120px 32px;
  }
}

@media (max-width: 992px) {
  .header-nav {
    display: none;
  }

  .header-actions {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }
}

.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  background: #000000;
}

.hero-decorations {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.decoration-blur-circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.5;
  animation: floatDecoration 20s ease-in-out infinite;
}

.circle-1 {
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(0, 113, 227, 0.4), rgba(100, 150, 255, 0.15), transparent);
  top: -300px;
  right: -200px;
  animation-delay: 0s;
}

.circle-2 {
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(100, 180, 255, 0.18), rgba(0, 113, 227, 0.08), transparent);
  bottom: -200px;
  left: -200px;
  animation-delay: -5s;
}

.circle-3 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 113, 227, 0.25), rgba(100, 180, 255, 0.08), transparent);
  top: 40%;
  left: 50%;
  transform: translateX(-50%);
  animation-delay: -10s;
}

.decoration-ring {
  position: absolute;
  border: 0.5px solid rgba(255, 255, 255, 0.03);
  border-radius: 50%;
}

.ring-1 {
  width: 1200px;
  height: 1200px;
  top: -400px;
  left: -400px;
}

.ring-2 {
  width: 900px;
  height: 900px;
  bottom: -300px;
  right: -300px;
}

@keyframes floatDecoration {
  0%, 100% { transform: translateY(0) translateX(0); }
  25% { transform: translateY(-20px) translateX(12px); }
  50% { transform: translateY(0) translateX(24px); }
  75% { transform: translateY(20px) translateX(12px); }
}

.hero-video-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-gradient-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

.hero-particles {
  position: absolute;
  inset: 0;
  opacity: 0.2;
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 80px 80px;
}

.hero-content-wrapper {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 140px 64px 100px;
  max-width: 1100px;
  width: 100%;
  box-sizing: border-box;
}

.hero-content {
  margin-bottom: 100px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 0.5px solid rgba(255, 255, 255, 0.1);
  border-radius: 980px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-bottom: 32px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}

.badge-dot {
  width: 7px;
  height: 7px;
  background: #30D158;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.badge-pulse {
  position: absolute;
  width: 14px;
  height: 14px;
  background: #30D158;
  border-radius: 50%;
  left: 21px;
  animation: badgePulse 2s ease-out infinite;
  opacity: 0.4;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

@keyframes badgePulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(3); opacity: 0; }
}

.hero-headline {
  font-size: clamp(56px, 10vw, 104px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.045em;
  color: #FFFFFF;
  margin-bottom: 28px;
}

.headline-line {
  display: block;
}

.headline-gradient {
  background: linear-gradient(90deg, #2997FF, #64D2FF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subheadline {
  font-size: clamp(18px, 2.4vw, 22px);
  color: rgba(255, 255, 255, 0.56);
  max-width: 580px;
  margin: 0 auto 44px;
  line-height: 1.5;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary-large {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 18px 36px;
  background: var(--color-primary);
  color: #FFFFFF;
  font-size: 17px;
  font-weight: 500;
  text-decoration: none;
  border-radius: 980px;
  transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
  position: relative;
  overflow: hidden;
  letter-spacing: -0.02em;
  box-shadow: 0 4px 16px rgba(0, 113, 227, 0.25);
}

.btn-shine {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.6s ease;
}

.btn-primary-large:hover .btn-shine {
  left: 100%;
}

.btn-primary-large:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 6px 24px rgba(0, 113, 227, 0.35);
  transform: scale(1.02);
}

.btn-secondary-large {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 18px 36px;
  background: rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  font-size: 17px;
  font-weight: 500;
  text-decoration: none;
  border-radius: 980px;
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  letter-spacing: -0.02em;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.btn-secondary-large::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.6s ease;
}

.btn-secondary-large:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  transform: scale(1.02);
}

.btn-secondary-large:hover::before {
  left: 100%;
}

.btn-ghost-large {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 18px 36px;
  background: rgba(255, 255, 255, 0.06);
  color: #2997FF;
  font-size: 17px;
  font-weight: 500;
  text-decoration: none;
  border-radius: 980px;
  border: 0.5px solid rgba(255, 255, 255, 0.14);
  transition: all var(--transition-base);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  letter-spacing: -0.02em;
}

.btn-ghost-large:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.22);
}

.hero-metrics {
  display: flex;
  justify-content: center;
  align-items: stretch;
  gap: 20px;
  flex-wrap: wrap;
}

.metric-card {
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  border: 0.5px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: 32px 44px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
  overflow: hidden;
  min-width: 180px;
}

.metric-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
  border-radius: inherit;
}

.metric-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.14);
  transform: translateY(-2px);
}

.metric-card:hover::before {
  opacity: 1;
}

.metric-icon {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--color-primary-light);
  filter: drop-shadow(0 2px 8px rgba(0, 113, 227, 0.3));
}

.metric-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  margin-bottom: 8px;
}

.metric-value {
  font-size: 48px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1;
  letter-spacing: -0.03em;
}

.metric-suffix {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-primary-light);
}

.metric-label {
  position: relative;
  z-index: 1;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.44);
  font-weight: 400;
  letter-spacing: 0.02em;
  text-align: center;
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-line {
  width: 1.5px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(0, 113, 227, 0.6), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 0.8; transform: scaleY(1.2); }
}

.trust-banner {
  padding: 80px 0 120px;
  background: linear-gradient(180deg,
    #000000 0%,
    #1D1D1F 20%,
    #3A3A3E 38%,
    #6E6E73 55%,
    #AEAEB2 72%,
    #D2D2D7 86%,
    #F5F5F7 94%,
    var(--color-bg) 100%);
  position: relative;
  z-index: 1;
  overflow-x: hidden;
}

.trust-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.trust-logo-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
  font-weight: 500;
  transition: all 0.3s ease;
  padding: 10px 20px;
  border-radius: 980px;
  background: rgba(255, 255, 255, 0.04);
  border: 0.5px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.trust-logo-item:hover {
  color: rgba(255, 255, 255, 0.85);
  background: rgba(0, 113, 227, 0.08);
  border-color: rgba(0, 113, 227, 0.15);
}

.trust-logo-item .iconify {
  color: var(--color-primary-light);
}

.section-header-large {
  text-align: center;
  margin-bottom: 80px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 16px;
  background: rgba(0, 113, 227, 0.06);
  border-radius: 980px;
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.section-title-xl {
  font-size: clamp(40px, 5.5vw, 64px);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin-bottom: 18px;
}

.section-desc {
  font-size: clamp(17px, 1.8vw, 21px);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.5;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.products-showcase {
  padding: 160px 0;
  background: var(--color-bg);
  position: relative;
  overflow-x: hidden;
}

.products-showcase::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1200px;
  height: 1200px;
  background: radial-gradient(circle, rgba(0, 113, 227, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.products-showcase::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(0, 113, 227, 0.02), transparent 70%);
  pointer-events: none;
}

.products-grid-large {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  position: relative;
  z-index: 1;
}

.product-card-large {
  position: relative;
  background: var(--gradient-card);
  border: 0.5px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-xl);
  padding: 48px 36px;
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
  overflow: hidden;
}

.product-card-large::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 0.5px;
  background: rgba(0, 0, 0, 0.06);
  opacity: 0;
  transition: opacity 0.4s ease;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.product-card-large::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  border-radius: inherit;
}

.product-card-large:hover {
  border-color: rgba(0, 0, 0, 0.1);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.product-card-large:hover::before {
  opacity: 1;
}

.product-card-large:hover::after {
  opacity: 1;
}

.product-card-large.product-featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 0;
  background: var(--gradient-card);
  border: 0.5px solid rgba(0, 0, 0, 0.08);
}

.product-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 48px;
}

.product-featured .product-visual {
  padding: 64px;
  background: linear-gradient(135deg, rgba(0, 113, 227, 0.06), rgba(41, 151, 255, 0.04));
}

.product-featured .product-visual::after {
  content: '';
  position: absolute;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(0, 113, 227, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.product-icon-huge {
  position: relative;
  z-index: 1;
  color: var(--color-primary);
}

.product-featured .product-icon-huge {
  filter: drop-shadow(0 4px 16px rgba(0, 113, 227, 0.15));
}

.product-glow {
  position: absolute;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(0, 113, 227, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.product-info {
  padding: 36px;
  position: relative;
  z-index: 1;
}

.product-featured .product-info {
  padding: 56px;
}

.product-badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--gradient-primary);
  color: #FFFFFF;
  font-size: 11px;
  font-weight: 600;
  border-radius: 980px;
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}

.product-name {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.product-tagline {
  font-size: 15px;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.product-description {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.product-highlights {
  list-style: none;
  margin-bottom: 28px;
}

.product-highlights li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  font-size: 14px;
  color: var(--color-text);
  border-bottom: 0.5px solid rgba(0, 0, 0, 0.06);
  letter-spacing: -0.01em;
}

.product-highlights li:last-child {
  border-bottom: none;
}

.product-highlights .iconify {
  color: var(--color-primary);
  flex-shrink: 0;
}

.product-link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-primary);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-fast);
  position: relative;
  letter-spacing: -0.01em;
}

.product-link-arrow::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-primary);
  transition: width 0.3s ease;
}

.product-link-arrow:hover {
  gap: 10px;
}

.product-link-arrow:hover::after {
  width: 100%;
}

.features-split {
  background: var(--color-bg-secondary);
  position: relative;
  overflow-x: hidden;
}

.features-split::before {
  content: '';
  position: absolute;
  top: -160px;
  left: 0;
  right: 0;
  height: 320px;
  background: linear-gradient(to bottom, var(--color-bg), rgba(245,245,247,0.6) 40%, var(--color-bg-secondary));
  pointer-events: none;
  z-index: 1;
}

.features-split::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: 0;
  right: 0;
  height: 160px;
  background: linear-gradient(to bottom, var(--color-bg-secondary), var(--color-bg));
  pointer-events: none;
  z-index: 1;
}

.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
  padding: 120px 64px;
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
}

.feature-block:not(:last-child) {
  border-bottom: 0.5px solid rgba(0, 0, 0, 0.06);
}

.feature-reverse {
  direction: rtl;
}

.feature-reverse > * {
  direction: ltr;
}

.feature-media {
  position: relative;
}

.feature-image-container {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.04),
    0 16px 48px rgba(0, 0, 0, 0.08),
    0 0 0 0.5px rgba(0, 0, 0, 0.04);
  transition: all 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.feature-block:hover .feature-image-container {
  box-shadow:
    0 8px 20px rgba(0, 0, 0, 0.06),
    0 24px 64px rgba(0, 0, 0, 0.1),
    0 0 0 0.5px rgba(0, 113, 227, 0.08);
  transform: translateY(-2px);
}

.feature-image-container img {
  width: 100%;
  height: auto;
  display: block;
}

.feature-image-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, rgba(0, 113, 227, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.feature-floating-icon {
  position: absolute;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08), 0 0 0 0.5px rgba(0, 0, 0, 0.04);
  color: var(--color-primary);
  animation: floatIcon 6s ease-in-out infinite;
}

.feature-floating-icon.icon-1 {
  top: 12px;
  right: 12px;
  animation-delay: 0s;
}

.feature-floating-icon.icon-2 {
  top: 12px;
  left: 12px;
  animation-delay: -2s;
}

.feature-floating-icon.icon-3 {
  bottom: 12px;
  right: 12px;
  animation-delay: -4s;
}

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

.feature-content {
  padding: 40px 0;
  position: relative;
  z-index: 1;
}

.feature-badge {
  display: inline-block;
  padding: 5px 12px;
  background: rgba(0, 113, 227, 0.06);
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 600;
  border-radius: 980px;
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}

.feature-number {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 16px;
  letter-spacing: 2px;
  opacity: 0.6;
}

.feature-title-xl {
  font-size: clamp(36px, 4.5vw, 52px);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.1;
  letter-spacing: -0.035em;
  margin-bottom: 24px;
}

.feature-text {
  font-size: 18px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 36px;
  letter-spacing: -0.01em;
}

.feature-stats {
  display: flex;
  gap: 56px;
}

.feature-stats .stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.feature-stats .stat-value {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.03em;
}

.feature-stats .stat-label {
  font-size: 13px;
  color: var(--color-text-light);
  font-weight: 400;
  letter-spacing: 0.02em;
}

.stats-showcase {
  padding: 160px 0;
  background: linear-gradient(180deg,
    #FFFFFF 0%,
    #F5F5F7 8%,
    #D2D2D7 18%,
    #86868B 32%,
    #3A3A3E 50%,
    #1D1D1F 70%,
    #000000 100%);
  overflow-x: hidden;
  position: relative;
}

.stats-showcase::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 1000px;
  background: radial-gradient(circle, rgba(0, 113, 227, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.stats-showcase::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: #000000;
  pointer-events: none;
  z-index: 2;
}

.stats-showcase .section-badge {
  background: rgba(0, 113, 227, 0.15);
  color: #2997FF;
}

.stats-showcase .section-title-xl {
  color: #FFFFFF;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  position: relative;
  z-index: 1;
}

.stat-card {
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  border: 0.5px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: 48px 32px;
  text-align: center;
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
  overflow: hidden;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.stat-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
  border-radius: inherit;
}

.stat-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-card-icon {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, rgba(0, 113, 227, 0.15), rgba(41, 151, 255, 0.15));
  border-radius: var(--radius-lg);
  color: var(--color-primary-light);
  margin-bottom: 24px;
  transition: all 0.3s ease;
}

.stat-card:hover .stat-card-icon {
  transform: scale(1.05);
  background: linear-gradient(135deg, rgba(0, 113, 227, 0.2), rgba(41, 151, 255, 0.2));
}

.stat-card-number {
  position: relative;
  z-index: 1;
  font-size: 56px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: -0.03em;
}

.stat-card-label {
  position: relative;
  z-index: 1;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 400;
  letter-spacing: -0.01em;
}

.global-network {
  position: relative;
  padding: 160px 0;
  background: #000000;
  overflow: hidden;
}

.network-bg {
  position: absolute;
  inset: 0;
}

.network-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #000000 0%, #0A0A1A 50%, #111133 100%);
}

.global-network .section-badge {
  background: rgba(0, 113, 227, 0.15);
  color: #2997FF;
}

.global-network .section-title-xl {
  color: #FFFFFF;
}

.global-network .section-desc {
  color: rgba(255, 255, 255, 0.5);
}

.world-map-container {
  position: relative;
  max-width: 960px;
  margin: 0 auto 80px;
}

.world-map {
  width: 100%;
  height: auto;
  opacity: 0.4;
}

.map-node {
  position: absolute;
  width: 14px;
  height: 14px;
}

.node-dot {
  position: absolute;
  inset: 0;
  background: var(--color-primary-light);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(0, 113, 227, 0.4);
}

.node-pulse {
  position: absolute;
  inset: -6px;
  border: 1.5px solid var(--color-primary-light);
  border-radius: 50%;
  animation: nodePulse 2s ease-out infinite;
}

@keyframes nodePulse {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(2.5); opacity: 0; }
}

.node-tooltip {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 12px;
  background: rgba(30, 30, 30, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: rgba(255, 255, 255, 0.9);
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  border-radius: 6px;
  margin-bottom: 10px;
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
  border: 0.5px solid rgba(255, 255, 255, 0.1);
}

.map-node:hover .node-tooltip {
  opacity: 1;
}

.node-1 { top: 35%; left: 75%; }
.node-2 { top: 38%; left: 78%; }
.node-3 { top: 30%; left: 18%; }
.node-4 { top: 32%; left: 85%; }
.node-5 { top: 30%; left: 82%; }
.node-6 { top: 52%; left: 73%; }

.network-stats {
  display: flex;
  justify-content: center;
  gap: 100px;
}

.network-stat {
  display: flex;
  align-items: center;
  gap: 16px;
  color: rgba(255, 255, 255, 0.8);
}

.network-stat .iconify {
  color: var(--color-primary-light);
}

.stat-content {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 30px;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: -0.02em;
}

.stat-text {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.02em;
}

.trust-section {
  padding: 140px 0 160px;
  background: linear-gradient(180deg,
    #000000 0%,
    #1D1D1F 18%,
    #3A3A3E 34%,
    #6E6E73 50%,
    #AEAEB2 66%,
    #D2D2D7 80%,
    #F5F5F7 94%,
    #F5F5F7 100%);
  overflow-x: hidden;
  position: relative;
}

.trust-section .section-inner {
  position: relative;
  z-index: 1;
}

.partners-showcase {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 56px;
  flex-wrap: wrap;
}

.partner-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 32px;
  opacity: 0.35;
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
  filter: grayscale(100%) brightness(0.6);
}

.partner-logo:hover {
  opacity: 0.85;
  filter: grayscale(0%) brightness(1);
  transform: scale(1.03);
}

.partner-logo img {
  max-height: 40px;
  width: auto;
}

.cta-final {
  position: relative;
  padding: 180px 0;
  overflow: hidden;
}

.cta-final::before {
  content: '';
  position: absolute;
  top: -120px;
  left: 0;
  right: 0;
  height: 240px;
  background: linear-gradient(to bottom, var(--color-bg-secondary) 0%, rgba(0,113,227,0.08) 40%, rgba(0,113,227,0.2) 70%, rgba(0,113,227,0.4) 100%);
  pointer-events: none;
  z-index: 0;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    #F5F5F7 0%,
    #B0CCF0 8%,
    #5A9FE8 16%,
    #2997FF 28%,
    #0071E3 45%,
    #005BBB 65%,
    #1D1D1F 85%,
    #000000 100%);
}

.cta-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(255,255,255,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(255,255,255,0.08) 0%, transparent 50%);
  opacity: 0.4;
}

.cta-final::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at 50% 0%, rgba(255,255,255,0.12) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.cta-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.16);
  border-radius: 980px;
  color: rgba(255, 255, 255, 0.95);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 0.5px solid rgba(255, 255, 255, 0.2);
}

.cta-headline {
  font-size: clamp(36px, 5.5vw, 60px);
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin-bottom: 16px;
}

.cta-text {
  font-size: 21px;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 40px;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.cta-final .btn-primary-large {
  background: #FFFFFF;
  color: var(--color-primary);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.cta-final .btn-primary-large:hover {
  background: #F5F5F7;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.cta-final .btn-ghost-large {
  background: rgba(255, 255, 255, 0.12);
  border: 0.5px solid rgba(255, 255, 255, 0.24);
  color: #FFFFFF;
}

.cta-final .btn-ghost-large:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.36);
}

.cta-final .btn-secondary-large {
  background: rgba(255, 255, 255, 0.2);
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  color: #FFFFFF;
  font-weight: 600;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.cta-final .btn-secondary-large:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.55);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.site-footer {
  background: #000000;
  color: rgba(255, 255, 255, 0.8);
  overflow-x: hidden;
}

.footer-cta {
  padding: 72px 0;
  background: linear-gradient(135deg, rgba(0, 113, 227, 0.08), rgba(41, 151, 255, 0.04));
  border-bottom: 0.5px solid rgba(255, 255, 255, 0.06);
}

.footer-cta-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.footer-cta-text h2 {
  font-size: 28px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.footer-cta-text p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: -0.01em;
}

.footer-cta-actions {
  display: flex;
  gap: 12px;
}

.footer-main {
  padding: 72px 0 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: 48px;
}

.footer-brand {
  padding-right: 40px;
}

.footer-logo {
  display: inline-block;
  margin-bottom: 16px;
}

.footer-logo img {
  height: 32px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  line-height: 1.6;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.social-link {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.04);
  border: 0.5px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.5);
  transition: all var(--transition-base);
}

.social-link:hover {
  background: rgba(0, 113, 227, 0.8);
  border-color: rgba(0, 113, 227, 0.8);
  color: #FFFFFF;
  transform: scale(1.08);
}

.footer-title {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.88);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.4);
  text-decoration: none;
  font-size: 13px;
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}

.footer-links a:hover {
  color: rgba(255, 255, 255, 0.8);
}

.footer-contact {
  list-style: none;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: -0.01em;
}

.footer-contact .iconify {
  color: var(--color-primary-light);
}

.footer-partners {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 0.5px solid rgba(255, 255, 255, 0.06);
}

.footer-partners-title {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.footer-partners-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-partner-link {
  color: rgba(255, 255, 255, 0.3);
  text-decoration: none;
  font-size: 13px;
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}

.footer-partner-link:hover {
  color: rgba(255, 255, 255, 0.6);
}

.footer-bottom {
  padding: 20px 0;
  border-top: 0.5px solid rgba(255, 255, 255, 0.06);
}

.footer-bottom-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.copyright {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.24);
  letter-spacing: -0.01em;
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.24);
  text-decoration: none;
  font-size: 12px;
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}

.footer-legal a:hover {
  color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 768px) {
  .feature-block {
    padding: 60px 24px;
  }
}

/* === 内页通用样式 === */

/* 内页 Hero 区 */
.page-hero {
  position: relative;
  padding: 160px 0 100px;
  background: var(--gradient-hero);
  text-align: center;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, rgba(27, 40, 56, 0), var(--color-bg));
  pointer-events: none;
  z-index: 1;
}

.page-hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 64px;
}

.page-hero-title {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}

.page-hero-subtitle {
  font-size: clamp(18px, 2.2vw, 22px);
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.5;
  margin-bottom: 40px;
}

.page-hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* 通用页面区块 */
.page-section {
  padding: 120px 0;
}

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

/* 内容卡片网格 */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}

.content-card {
  background: var(--gradient-card);
  border: 0.5px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.content-card:hover {
  border-color: rgba(0, 0, 0, 0.1);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.content-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(0, 113, 227, 0.1), rgba(41, 151, 255, 0.1));
  border-radius: var(--radius-lg);
  color: var(--color-primary);
  margin-bottom: 20px;
}

.content-card-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.content-card-text {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* 左右交替布局（产品介绍用） */
.product-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 64px 120px;
}

.product-intro.reverse {
  direction: rtl;
}

.product-intro.reverse > * {
  direction: ltr;
}

.product-intro-text h2 {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.product-intro-text p {
  font-size: 18px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.product-intro-visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.product-intro-visual img {
  width: 100%;
  height: auto;
  display: block;
}

/* 法律页面 Tabs */
.legal-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  padding: 24px 64px;
  background: var(--color-bg-secondary);
  border-bottom: 0.5px solid rgba(0, 0, 0, 0.06);
  flex-wrap: wrap;
}

.legal-tab {
  padding: 10px 24px;
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-radius: 980px;
  transition: all var(--transition-fast);
}

.legal-tab:hover {
  color: var(--color-primary);
  background: rgba(0, 113, 227, 0.04);
}

.legal-tab.active {
  color: #FFFFFF;
  background: var(--color-primary);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 80px 64px;
}

.legal-content h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text);
  margin: 40px 0 16px;
  letter-spacing: -0.02em;
}

.legal-content h3:first-child {
  margin-top: 0;
}

.legal-content p {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.legal-content strong {
  color: var(--color-text);
}

/* 列表页（新闻/帮助） */
.list-search {
  max-width: 600px;
  margin: 0 auto 60px;
  display: flex;
  gap: 12px;
}

.list-search input {
  flex: 1;
  padding: 16px 24px;
  border: 0.5px solid rgba(0, 0, 0, 0.1);
  border-radius: 980px;
  font-size: 16px;
  font-family: var(--font-family);
  outline: none;
  transition: all var(--transition-fast);
}

.list-search input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.1);
}

.list-search button {
  padding: 16px 32px;
  background: var(--color-primary);
  color: #FFFFFF;
  border: none;
  border-radius: 980px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.list-search button:hover {
  background: var(--color-primary-dark);
}

.list-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 28px;
}

.list-card {
  display: block;
  background: var(--gradient-card);
  border: 0.5px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  text-align: center;
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.list-card:hover {
  border-color: rgba(0, 113, 227, 0.15);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.list-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(0, 113, 227, 0.1), rgba(41, 151, 255, 0.1));
  border-radius: var(--radius-lg);
  color: var(--color-primary);
  margin-bottom: 20px;
}

.list-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

/* 空状态 */
.empty-state {
  text-align: center;
  padding: 80px 0;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-secondary);
  border-radius: 50%;
  color: var(--color-text-light);
}

.empty-state-text {
  font-size: 18px;
  color: var(--color-text-secondary);
}

/* 联系页面 */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  margin-bottom: 80px;
}

.contact-info-card {
  background: var(--gradient-card);
  border: 0.5px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-xl);
  padding: 48px 36px;
  text-align: center;
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.contact-info-card:hover {
  border-color: rgba(0, 0, 0, 0.1);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.contact-info-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, rgba(0, 113, 227, 0.1), rgba(41, 151, 255, 0.1));
  border-radius: var(--radius-lg);
  color: var(--color-primary);
  margin-bottom: 24px;
}

.contact-info-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
}

.contact-info-text {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* 关于我们 */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 64px;
}

.about-intro-text h2 {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.about-intro-text p {
  font-size: 18px;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.about-culture {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
}

/* 404 页面 */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-hero);
  text-align: center;
  padding: 40px;
}

.error-page-content {
  max-width: 600px;
}

.error-page-code {
  font-size: clamp(80px, 15vw, 160px);
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1;
  letter-spacing: -0.05em;
  margin-bottom: 24px;
}

.error-page-title {
  font-size: 28px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 16px;
}

.error-page-text {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.6;
  margin-bottom: 40px;
}

/* 内页 CTA 区 */
.page-cta {
  position: relative;
  padding: 140px 0;
  overflow: hidden;
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-light) 50%, #64D2FF 100%);
}

.page-cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  padding: 0 64px;
}

.page-cta-title {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.page-cta-text {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 40px;
}

.page-cta .btn-primary-large {
  background: #FFFFFF;
  color: var(--color-primary);
}

.page-cta .btn-primary-large:hover {
  background: #F5F5F7;
}

.page-cta .btn-ghost-large {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.24);
  color: #FFFFFF;
}

/* 内页响应式 */
@media (max-width: 768px) {
  .page-hero {
    padding: 120px 0 80px;
  }

  .page-section {
    padding: 80px 0;
  }

  .product-intro {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 0 24px 80px;
  }

  .about-intro {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 0 24px;
  }

  .legal-content {
    padding: 60px 24px;
  }

  .legal-tabs {
    padding: 16px 24px;
  }

  .page-cta-content {
    padding: 0 24px;
  }
}