/* ============================================
   元金出海 - YUANJIN GLOBAL
   Premium Redesign — Crystal Modern Theme
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Inter', 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  background: #f0f2f8;
  color: #1e1e2f;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ============================================
   NAVBAR — 全宽毛玻璃导航
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255,255,255,0.82) !important;
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  z-index: 1000;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: all 0.4s cubic-bezier(.4,0,.2,1);
  box-shadow: 0 1px 30px rgba(26,35,126,0.06) !important;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 48px;
  max-width: 1360px;
  margin: 0 auto;
  gap: 32px;
}

.logo {
  display: flex;
  align-items: center;
  z-index: 10;
  gap: 12px;
  flex-shrink: 0;
}

.logo::before { display: none; }

.logo-image {
  height: 48px;
  width: auto;
  object-fit: contain;
  transition: transform .3s;
}

.logo-image:hover { transform: scale(1.06); }

.logo-text {
  font-size: 1.4rem;
  font-weight: 800;
  background: linear-gradient(135deg, #1a237e, #7b1fa2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.3px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 8px;
  margin: 0;
  padding: 0;
  flex: 1;
  justify-content: center;
}

.nav-link {
  color: #444;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 8px 16px;
  border-radius: 10px;
  transition: all .25s;
  letter-spacing: 0.2px;
}

.nav-link::before { display: none; }

.nav-link:hover {
  color: #7b1fa2;
  background: rgba(123,31,162,0.06);
  transform: none;
}

.nav-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-shrink: 0;
}

.nav-cta {
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  border: none;
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: 12px;
  cursor: pointer;
  transition: all .3s;
  letter-spacing: 0.5px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 14px rgba(99,102,241,0.35);
  position: relative;
  overflow: hidden;
  z-index: 1;
  text-transform: none;
}

.nav-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #7c3aed, #6366f1);
  opacity: 0;
  transition: opacity .3s;
  z-index: -1;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99,102,241,0.45);
}

.nav-cta:hover::before { opacity: 1; }

.nav-login {
  background: transparent;
  border: 1.5px solid #e0e0e0;
  color: #555;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 12px;
  cursor: pointer;
  transition: all .25s;
  text-transform: none;
  letter-spacing: 0;
}

.nav-login:hover {
  border-color: #7c3aed;
  color: #7c3aed;
  background: rgba(124,58,237,0.04);
}

/* Language Switcher — Pill Tabs */
.language-switcher {
  display: flex;
  background: #f3f4f6;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  overflow: hidden;
  padding: 2px;
}

.language-btn {
  background: transparent;
  border: none;
  color: #888;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 7px 14px;
  cursor: pointer;
  transition: all .25s;
  border-radius: 8px;
}

.language-btn:hover { color: #6366f1; }

.language-btn.active {
  background: #fff;
  color: #6366f1;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.language-btn.active:hover { color: #6366f1; }

/* ============================================
   HERO / HEADER — 全屏渐变 + 网格
   ============================================ */
header {
  text-align: center;
  padding: 180px 24px 120px;
  background: linear-gradient(135deg, #0c1445 0%, #1a237e 35%, #4527a0 65%, #7b1fa2 100%);
  background-size: 400% 400%;
  animation: gradientMove 20s ease infinite;
  position: relative;
  overflow: hidden;
  min-height: 85vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

header::before {
  content: '';
  position: absolute;
  inset: -100px;
  background:
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(0,188,212,0.2) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 20%, rgba(255,193,7,0.15) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 50% 50%, rgba(255,255,255,0.06) 0%, transparent 50%);
  z-index: 0;
  animation: orbMovement 25s ease-in-out infinite alternate;
  filter: blur(15px);
}

header::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 59px, rgba(255,255,255,0.03) 60px),
    repeating-linear-gradient(90deg, transparent, transparent 59px, rgba(255,255,255,0.03) 60px);
  z-index: 0;
  animation: gridMove 20s linear infinite;
}

@keyframes gradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes orbMovement {
  0% { transform: scale(1) translate(0, 0) rotate(0deg); }
  50% { transform: scale(1.15) translate(3%, -5%) rotate(5deg); }
  100% { transform: scale(0.9) translate(-3%, 5%) rotate(-5deg); }
}

@keyframes gridMove {
  0% { background-position: 0 0; }
  100% { background-position: 60px 60px; }
}

header h1, header p, header a, header div {
  position: relative;
  z-index: 1;
}

header h1 {
  font-size: 4rem;
  font-weight: 900;
  line-height: 1.15;
  margin: 0 0 28px;
  color: #fff;
  letter-spacing: -1px;
  max-width: 800px;
  background: none;
  -webkit-text-fill-color: unset;
  text-shadow: none;
  animation: none;
}

header p {
  color: rgba(255,255,255,0.8);
  font-size: 1.3rem;
  margin: 0 auto 36px;
  max-width: 720px;
  line-height: 1.9;
  font-weight: 400;
}

.header-features {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin: 0 0 40px;
  flex-wrap: wrap;
  z-index: 1;
}

.feature-badge {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  padding: 10px 20px;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  backdrop-filter: blur(8px);
  transition: all .3s;
}

.feature-badge:hover {
  background: rgba(255,255,255,0.22);
  transform: translateY(-3px);
}

.cta {
  margin-top: 0;
  background: #fff;
  border: none;
  color: #1a237e;
  font-size: 1.05rem;
  font-weight: 700;
  padding: 16px 40px;
  border-radius: 14px;
  cursor: pointer;
  transition: all .35s;
  letter-spacing: 0.3px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  z-index: 1;
  position: relative;
  overflow: hidden;
  text-transform: none;
}

.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #e8eaf6, #f3e5f5);
  opacity: 0;
  transition: opacity .3s;
  z-index: -1;
}

.cta:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 16px 48px rgba(0,0,0,0.25);
}

.cta:hover::before { opacity: 1; }

/* ============================================
   FIXED PLATFORM PANELS
   ============================================ */
.platforms-fixed {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100vh;
  pointer-events: none;
  z-index: 100;
}

.platforms-fixed-left, .platforms-fixed-right {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.platforms-fixed-left { left: 16px; }
.platforms-fixed-right { right: 16px; }

.platform-fixed-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: 14px;
  padding: 12px 18px;
  backdrop-filter: blur(16px);
  transition: all .4s;
  pointer-events: auto;
  cursor: pointer;
  opacity: 0;
  transform: translateX(-80px);
  animation: slideInLeft 0.8s ease forwards;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.platforms-fixed-right .platform-fixed-item {
  flex-direction: row-reverse;
  transform: translateX(80px);
  animation: slideInRight 0.8s ease forwards;
}

.platform-fixed-item:hover {
  background: #fff;
  transform: translateX(8px) !important;
  box-shadow: 0 8px 32px rgba(26,35,126,0.12);
  border-color: rgba(99,102,241,0.2);
}

.platforms-fixed-right .platform-fixed-item:hover {
  transform: translateX(-8px) !important;
}

.platform-fixed-item img { width: 36px; height: 36px; object-fit: contain; flex-shrink: 0; }
.platform-fixed-item img[src*="icon-x.png"],
.platform-fixed-item img[src*="icon-bigo.png"] {
  background: rgba(0,0,0,0.04);
  border-radius: 8px;
  padding: 4px;
}

.platform-fixed-item span {
  font-size: 0.9rem;
  color: #1a237e;
  font-weight: 600;
  white-space: nowrap;
}

/* ============================================
   STATS — 悬浮卡片条，叠在 Hero 底部
   ============================================ */
.stats {
  display: flex;
  justify-content: center;
  gap: 0;
  padding: 0 24px;
  background: transparent;
  border: none;
  flex-wrap: nowrap;
  position: relative;
  z-index: 10;
  margin-top: -60px;
  margin-bottom: 40px;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.stat {
  flex: 1;
  text-align: center;
  background: #fff;
  border: none;
  padding: 32px 16px;
  transition: all .35s;
  min-width: 0;
  position: relative;
  box-shadow: 0 8px 40px rgba(0,0,0,0.07);
}

.stat:first-child { border-radius: 18px 0 0 18px; }
.stat:last-child { border-radius: 0 18px 18px 0; }
.stat:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0; top: 20%; height: 60%;
  width: 1px;
  background: linear-gradient(180deg, transparent, #e0e0e0, transparent);
}

.stat:hover {
  background: #fafbff;
  transform: translateY(-4px);
  z-index: 2;
  box-shadow: 0 16px 48px rgba(26,35,126,0.12);
}

.stat h3 {
  font-size: 2rem;
  margin: 0 0 6px;
  font-weight: 800;
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: countUp 1s ease-out forwards;
  opacity: 0;
}

.stat:nth-child(1) h3 { animation-delay: .1s; }
.stat:nth-child(2) h3 { animation-delay: .2s; }
.stat:nth-child(3) h3 { animation-delay: .3s; }
.stat:nth-child(4) h3 { animation-delay: .4s; }
.stat:nth-child(5) h3 { animation-delay: .5s; }
.stat:nth-child(6) h3 { animation-delay: .6s; }

.stat p {
  color: #888;
  margin: 0;
  font-size: 0.85rem;
  font-weight: 500;
}

/* ============================================
   SERVICES — 暗色发光网格
   ============================================ */

.services {
  padding: 120px 24px;
  background: #0a0a1a;
  position: relative;
  overflow: hidden;
}

.services::before {
  content: '' !important;
  display: block !important;
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(99,102,241,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 0% 100%, rgba(139,92,246,0.06) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 100% 100%, rgba(6,182,212,0.05) 0%, transparent 50%);
  pointer-events: none;
}

.services-container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.services-container h2 {
  font-size: 2.8rem;
  margin-bottom: 16px;
  color: #fff;
  font-weight: 900;
  letter-spacing: -1px;
  background: none;
  -webkit-text-fill-color: unset;
  text-align: center;
  position: relative;
}

.services-container h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, #6366f1, #a855f7);
  border-radius: 2px;
  margin: 20px auto 0;
}

.services-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 64px;
  text-align: center;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  counter-reset: service-counter;
}

.service-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 20px;
  padding: 36px 28px 28px;
  text-align: left;
  transition: all .45s cubic-bezier(.4,0,.2,1);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  counter-increment: service-counter;
}

/* 编号装饰 */
.service-card::before {
  content: '0' counter(service-counter) !important;
  display: block !important;
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 4.5rem;
  font-weight: 900;
  color: rgba(255,255,255,0.03);
  line-height: 1;
  pointer-events: none;
  z-index: 0;
  transition: all .45s;
}

/* 顶部渐变光边 */
.service-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  border-radius: 20px 20px 0 0;
  transition: height .4s, opacity .4s;
}

.service-card:nth-child(1)::after { background: linear-gradient(90deg, #6366f1, #818cf8); }
.service-card:nth-child(2)::after { background: linear-gradient(90deg, #06b6d4, #22d3ee); }
.service-card:nth-child(3)::after { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.service-card:nth-child(4)::after { background: linear-gradient(90deg, #10b981, #34d399); }
.service-card:nth-child(5)::after { background: linear-gradient(90deg, #ef4444, #f87171); }
.service-card:nth-child(6)::after { background: linear-gradient(90deg, #8b5cf6, #a78bfa); }

/* Hover */
.service-card:hover {
  transform: translateY(-10px);
  border-color: rgba(255,255,255,0.1);
}

.service-card:hover::before {
  color: rgba(255,255,255,0.06);
  transform: scale(1.1);
}

.service-card:hover::after { height: 4px; }

.service-card:nth-child(1):hover { background: rgba(99,102,241,0.08); box-shadow: 0 24px 60px rgba(99,102,241,0.15), 0 0 40px rgba(99,102,241,0.05); }
.service-card:nth-child(2):hover { background: rgba(6,182,212,0.08); box-shadow: 0 24px 60px rgba(6,182,212,0.15), 0 0 40px rgba(6,182,212,0.05); }
.service-card:nth-child(3):hover { background: rgba(245,158,11,0.08); box-shadow: 0 24px 60px rgba(245,158,11,0.12), 0 0 40px rgba(245,158,11,0.04); }
.service-card:nth-child(4):hover { background: rgba(16,185,129,0.08); box-shadow: 0 24px 60px rgba(16,185,129,0.15), 0 0 40px rgba(16,185,129,0.05); }
.service-card:nth-child(5):hover { background: rgba(239,68,68,0.08); box-shadow: 0 24px 60px rgba(239,68,68,0.12), 0 0 40px rgba(239,68,68,0.04); }
.service-card:nth-child(6):hover { background: rgba(139,92,246,0.08); box-shadow: 0 24px 60px rgba(139,92,246,0.15), 0 0 40px rgba(139,92,246,0.05); }

.service-card:nth-child(1) { grid-column: auto; }

.service-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
  position: relative;
  z-index: 1;
}

.service-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: none;
  position: relative;
  z-index: 1;
  transition: all .4s;
}

.service-icon svg { width: 26px; height: 26px; filter: none; }

.service-card:nth-child(1) .service-icon { background: linear-gradient(135deg, #6366f1, #818cf8); box-shadow: 0 6px 20px rgba(99,102,241,0.35); }
.service-card:nth-child(2) .service-icon { background: linear-gradient(135deg, #06b6d4, #22d3ee); box-shadow: 0 6px 20px rgba(6,182,212,0.35); }
.service-card:nth-child(3) .service-icon { background: linear-gradient(135deg, #f59e0b, #fbbf24); box-shadow: 0 6px 20px rgba(245,158,11,0.3); }
.service-card:nth-child(4) .service-icon { background: linear-gradient(135deg, #10b981, #34d399); box-shadow: 0 6px 20px rgba(16,185,129,0.35); }
.service-card:nth-child(5) .service-icon { background: linear-gradient(135deg, #ef4444, #f87171); box-shadow: 0 6px 20px rgba(239,68,68,0.3); }
.service-card:nth-child(6) .service-icon { background: linear-gradient(135deg, #8b5cf6, #a78bfa); box-shadow: 0 6px 20px rgba(139,92,246,0.35); }

.service-card:hover .service-icon { transform: scale(1.1); }

.service-card:nth-child(1) .service-icon svg { width: 26px !important; height: 26px !important; }

.service-card h3,
.service-card:nth-child(1) h3 {
  font-size: 1.2rem !important;
  margin: 0;
  color: #fff !important;
  font-weight: 700;
}

.service-card p,
.service-card:nth-child(1) p {
  color: rgba(255,255,255,0.5) !important;
  font-size: 0.9rem !important;
  line-height: 1.7;
  margin: 0 0 20px;
  z-index: 1;
  position: relative;
  max-width: none;
}

.service-tag,
.service-card:nth-child(1) .service-tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  position: relative;
  z-index: 1;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.service-card:nth-child(1) .service-tag { background: rgba(99,102,241,0.15) !important; color: #818cf8 !important; border: 1px solid rgba(99,102,241,0.2) !important; }
.service-card:nth-child(2) .service-tag { color: #22d3ee; background: rgba(6,182,212,0.12); border: 1px solid rgba(6,182,212,0.18); }
.service-card:nth-child(3) .service-tag { color: #fbbf24; background: rgba(245,158,11,0.12); border: 1px solid rgba(245,158,11,0.18); }
.service-card:nth-child(4) .service-tag { color: #34d399; background: rgba(16,185,129,0.12); border: 1px solid rgba(16,185,129,0.18); }
.service-card:nth-child(5) .service-tag { color: #f87171; background: rgba(239,68,68,0.12); border: 1px solid rgba(239,68,68,0.18); }
.service-card:nth-child(6) .service-tag { color: #a78bfa; background: rgba(139,92,246,0.12); border: 1px solid rgba(139,92,246,0.18); }





/* ============================================
   PLATFORMS — Tab Grid 带轮播
   ============================================ */
.platforms {
  padding: 100px 24px;
  background: #f4f6fc;
  position: relative;
  overflow: hidden;
}

.platforms::before { display: none; }

.platforms-container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.platforms-container h2 {
  font-size: 2.6rem;
  margin-bottom: 12px;
  color: #1e1e2f;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: none;
  -webkit-text-fill-color: unset;
  position: relative;
}

.platforms-container h2::after { display: none; }

.platforms-subtitle {
  font-size: 1.1rem;
  color: #888;
  margin-bottom: 40px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
  padding: 0;
}

.featured-platforms { margin-bottom: 60px; }

.platforms-carousel { position: relative; max-width: 1200px; margin: 0 auto; overflow: hidden; }
.carousel-container { position: relative; padding: 8px 0; }
.carousel-track { display: flex; transition: transform 0.5s ease; gap: 16px; }
.carousel-item { flex: 0 0 calc(25% - 12px); min-width: 240px; }

.platform-card {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 18px;
  padding: 28px 24px;
  text-align: center;
  transition: all .4s cubic-bezier(.4,0,.2,1);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  box-shadow: 0 2px 12px rgba(0,0,0,0.03);
}

.platform-card::before { display: none; }

.platform-card.featured {
  background: #fff;
  border: 1px solid #eee;
  transform: translateY(0);
  padding: 28px 24px;
  border-radius: 18px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.03);
}

.platform-card:hover,
.platform-card.featured:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 48px rgba(0,0,0,0.08);
  border-color: rgba(99,102,241,0.15);
}

/* 差异化互动 */
#social .platform-card:hover { transform: translateY(-8px) rotate(0.5deg); }
#search .platform-card:hover { transform: translateY(-8px) scale(1.02); }
#special .platform-card:hover { transform: translateY(-10px); }
#regional .platform-card:hover { transform: translateY(-8px); }

.platform-icon {
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: #f5f6fa;
  border-radius: 18px;
  border: 1px solid #eee;
  overflow: hidden;
  transition: all .4s;
}

.platform-logo { width: 44px; height: 44px; object-fit: contain; transition: all .3s; }
.platform-card:hover .platform-icon { background: #eef0ff; border-color: rgba(99,102,241,0.15); transform: scale(1.08); }
.platform-card:hover .platform-logo { transform: scale(1.1); }

.platform-card h3 {
  font-size: 1.15rem;
  margin: 0 0 10px;
  color: #1e1e2f;
  font-weight: 700;
  background: none;
  -webkit-text-fill-color: unset;
  display: block;
  padding: 0;
}

.platform-card p {
  color: #888;
  font-size: 0.88rem;
  line-height: 1.55;
  margin: 0 0 16px;
  padding: 0;
}

.platform-features {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.platform-features span {
  display: inline-block;
  padding: 4px 10px;
  background: #f3f4f8;
  border: none;
  border-radius: 6px;
  color: #6366f1;
  font-size: 0.75rem;
  font-weight: 600;
}

.platform-card:hover .platform-features span { background: #eef0ff; }

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  border: 1px solid #e5e7eb;
  color: #333;
  font-size: 1.2rem;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all .3s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.carousel-btn:hover {
  background: #6366f1;
  color: #fff;
  border-color: #6366f1;
}

.carousel-btn.prev { left: -8px; }
.carousel-btn.next { right: -8px; }

/* Tabs */
.platforms-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.tab-btn {
  background: #fff;
  border: 1px solid #e5e7eb;
  color: #777;
  padding: 9px 20px;
  border-radius: 10px;
  cursor: pointer;
  transition: all .25s;
  font-weight: 600;
  font-size: 0.88rem;
  box-shadow: none;
}

.tab-btn:hover {
  border-color: #6366f1;
  color: #6366f1;
  background: #fafaff;
}

.tab-btn.active {
  background: #6366f1;
  border-color: #6366f1;
  color: white;
  box-shadow: 0 4px 16px rgba(99,102,241,0.3);
}

.tab-content { display: none; animation: fadeIn 0.4s ease; }
.tab-content.active { display: block; }

.platform-card.interactive { perspective: 1000px; height: 280px; cursor: pointer; }
.platform-card.interactive .platform-front,
.platform-card.interactive .platform-back {
  position: absolute; inset: 0;
  backface-visibility: hidden;
  transition: transform 0.6s cubic-bezier(.4,0,.2,1);
  border-radius: 18px;
  padding: 28px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  background: #fff;
  border: 1px solid #eee;
}
.platform-card.interactive .platform-front { transform: rotateY(0); z-index: 2; }
.platform-card.interactive .platform-back { transform: rotateY(180deg); z-index: 1; background: #fafaff; }
.platform-card.interactive:hover .platform-front { transform: rotateY(180deg); }
.platform-card.interactive:hover .platform-back { transform: rotateY(0); }

.platform-back h4 { margin: 0 0 12px; font-size: 1rem; color: #6366f1; font-weight: 700; }
.platform-back ul { list-style: none; padding: 0; margin: 0; text-align: left; width: 100%; }
.platform-back li { color: #666; margin-bottom: 6px; padding-left: 18px; font-size: 0.85rem; line-height: 1.4; position: relative; }
.platform-back li::before { content: '✓'; position: absolute; left: 0; color: #10b981; font-weight: bold; }

.platforms-stats { margin-top: 40px; }

.stats-overlay {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: #fff;
  border-radius: 18px;
  padding: 0;
  border: 1px solid #eee;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}

.stat-overlay-item {
  text-align: center;
  padding: 28px 16px;
  transition: all .3s;
  position: relative;
}

.stat-overlay-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0; top: 20%; height: 60%;
  width: 1px;
  background: #eee;
}

.stat-overlay-item:hover { background: #fafaff; }

.stat-overlay-number {
  font-size: 1.6rem;
  font-weight: 800;
  color: #6366f1;
  margin-bottom: 4px;
  display: block;
  animation: none;
  background: none;
  -webkit-text-fill-color: unset;
}

.stat-overlay-label { color: #999; font-size: 0.82rem; font-weight: 500; }

.platforms-section { margin-bottom: 60px; }
.platforms-section:last-child { margin-bottom: 0; }

.platforms-section-title {
  font-size: 1.4rem;
  color: #1e1e2f;
  margin-bottom: 24px;
  text-align: center;
  font-weight: 700;
  position: relative;
  padding-bottom: 0;
}
.platforms-section-title::after { display: none; }

.platforms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  max-width: 1200px;
  margin: 0 auto;
}

.platform-stats {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.platform-stats .stat-item {
  padding: 5px 12px;
  background: #f3f4f8;
  border: none;
  border-radius: 6px;
  color: #6366f1;
  font-size: 0.78rem;
  font-weight: 600;
}

.platform-stats .stat-item:hover { background: #eef0ff; }

/* ============================================
   CASES — 杂志风格卡片
   ============================================ */
/* ============================================
   CASES — 沉浸式展示柜
   ============================================ */
.cases {
  padding: 120px 24px;
  background: #0f172a;
  position: relative;
  overflow: hidden;
}

.cases::before {
  content: '' !important;
  display: block !important;
  position: absolute;
  top: 0; right: 0;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(99,102,241,0.12) 0%, transparent 65%);
  pointer-events: none;
}

.cases::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(139,92,246,0.08) 0%, transparent 65%);
  pointer-events: none;
}

.cases-container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.cases-container h2 {
  font-size: 2.8rem;
  margin-bottom: 12px;
  color: #fff;
  font-weight: 900;
  letter-spacing: -1px;
  background: none;
  -webkit-text-fill-color: unset;
  text-align: center;
  position: relative;
}

.cases-container h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, #6366f1, #a855f7);
  border-radius: 2px;
  margin: 20px auto 0;
}

.cases-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 64px;
  text-align: center;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.cases-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 16px;
  min-height: 520px;
}

.case-card {
  background: #1e293b;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 20px;
  overflow: hidden;
  transition: all .5s cubic-bezier(.4,0,.2,1);
  cursor: pointer;
  position: relative;
  display: flex;
  flex-direction: column;
}

/* 第一张卡 — 大特写 */
.case-card:first-child {
  grid-row: 1 / 3;
}

.case-card:first-child .case-image {
  height: 100%;
  min-height: 100%;
  flex: 1;
}

.case-card:first-child .case-content {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 32px;
  background: linear-gradient(0deg, rgba(15,23,42,0.95) 0%, rgba(15,23,42,0.6) 60%, transparent 100%);
  z-index: 2;
}

.case-card:first-child .case-content h3 {
  font-size: 1.4rem;
  color: #fff;
}

.case-card:first-child .case-content p {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
}

/* 其他卡片 — 横向布局 */
.case-card:not(:first-child) {
  display: grid;
  grid-template-columns: 45% 1fr;
  flex-direction: row;
}

.case-card:not(:first-child) .case-image {
  height: 100%;
  min-height: 100%;
}

.case-card:not(:first-child) .case-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 24px;
}

.case-card:not(:first-child) .case-overlay {
  background: linear-gradient(90deg, transparent 60%, rgba(30,41,59,0.3) 100%);
}

/* 通用 hover */
.case-card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: 0 24px 64px rgba(0,0,0,0.35);
  border-color: rgba(99,102,241,0.2);
}

.case-image {
  height: 220px;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.case-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .8s cubic-bezier(.4,0,.2,1);
}

.case-card:hover .case-img { transform: scale(1.06); }

.case-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(15,23,42,0.6) 100%);
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 16px;
  transition: all .4s;
  z-index: 1;
}

.case-card:hover .case-overlay {
  background: linear-gradient(180deg, transparent 40%, rgba(15,23,42,0.4) 100%);
}

.case-category {
  background: rgba(99,102,241,0.7);
  backdrop-filter: blur(12px);
  color: white;
  padding: 6px 16px;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border: none;
  box-shadow: 0 4px 12px rgba(99,102,241,0.3);
}

.case-content {
  padding: 24px;
  text-align: left;
}

.case-content h3 {
  font-size: 1.15rem;
  margin: 0 0 10px;
  color: #fff;
  font-weight: 700;
}

.case-content p {
  color: rgba(255,255,255,0.55);
  font-size: 0.88rem;
  line-height: 1.6;
  margin: 0 0 16px;
}

.case-metrics {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.case-metrics span {
  padding: 6px 14px;
  background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(139,92,246,0.15));
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: 10px;
  color: #a5b4fc;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  transition: all .3s;
}

.case-card:hover .case-metrics span {
  background: linear-gradient(135deg, rgba(99,102,241,0.25), rgba(139,92,246,0.25));
  border-color: rgba(99,102,241,0.35);
  color: #c7d2fe;
}

/* ============================================
   ABOUT — 左右分屏
   ============================================ */
.about {
  padding: 100px 24px;
  background: #f4f6fc;
  position: relative;
}

.about-container { max-width: 1200px; margin: 0 auto; }

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-left h2 {
  font-size: 2.4rem;
  margin-bottom: 24px;
  color: #1e1e2f;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: none;
  -webkit-text-fill-color: unset;
  position: relative;
}

.about-left h2::after { display: none; }

.about-left p { color: #666; font-size: 1rem; line-height: 1.85; margin-bottom: 20px; }

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

.about-image {
  width: 100%;
  max-width: 480px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,0.1);
  position: relative;
}

.about-img { width: 100%; height: auto; object-fit: cover; transition: transform .6s; }
.about-image:hover .about-img { transform: scale(1.04); }

.about-advantages { margin-top: 32px; }
.about-advantages h3 { font-size: 1.2rem; margin-bottom: 20px; color: #1e1e2f; font-weight: 700; }

.advantages-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.advantage-item {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 14px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all .3s;
  box-shadow: 0 1px 4px rgba(0,0,0,0.02);
}

.advantage-item::before { display: none; }

.advantage-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
  border-color: rgba(99,102,241,0.15);
}

.advantage-icon { font-size: 1.2rem; flex-shrink: 0; }
.advantage-item span { color: #555; font-size: 0.88rem; font-weight: 600; }

/* ============================================
   FAQ — 3列卡片网格布局（适配原有浅色风格）
   ============================================ */
.faq {
  padding: 100px 24px;
  background: #fff;
  position: relative;
}

.faq-container { max-width: 1200px; margin: 0 auto; }

.faq-container h2 {
  font-size: 2.4rem;
  margin-bottom: 12px;
  text-align: center;
  color: #1e1e2f;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: none;
  -webkit-text-fill-color: unset;
  position: relative;
}

.faq-container h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, #6366f1, #a855f7);
  margin: 16px auto 48px;
  border-radius: 2px;
}

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

.faq-item {
  background: #f8f9fc;
  border: 1px solid #eee;
  border-radius: 16px;
  padding: 28px 24px;
  transition: all .3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
  cursor: default;
}

.faq-item:hover {
  background: #fff;
  border-color: rgba(99, 102, 241, 0.25);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.08);
  transform: translateY(-4px);
}

.faq-question {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.faq-icon { font-size: 1.25rem; flex-shrink: 0; }

.faq-question h3 {
  font-size: 1.1rem;
  color: #1e1e2f;
  margin: 0;
  font-weight: 700;
  line-height: 1.4;
  flex: 1;
}

.faq-answer {
  overflow: visible;
  max-height: none;
}

.faq-answer p {
  padding-top: 0;
  color: #666;
  font-size: 0.92rem;
  line-height: 1.6;
  margin: 0;
  border-top: none;
  margin-top: 0;
}

/* ============================================
   CONTACT — 彩色卡片
   ============================================ */
.contact {
  padding: 80px 24px;
  background: linear-gradient(160deg, #1a237e 0%, #4527a0 50%, #7b1fa2 100%);
  position: relative;
  overflow: hidden;
}

.contact::before { display: none; }

.contact-container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.contact-container h2 {
  font-size: 2.4rem;
  margin-bottom: 12px;
  color: #fff;
  font-weight: 800;
  background: none;
  -webkit-text-fill-color: unset;
  position: relative;
}

.contact-container h2::after { display: none; }

.contact-container p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 48px;
  font-size: 1.05rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.contact-content {
  display: flex;
  justify-content: center;
  max-width: 1000px;
  margin: 0 auto;
  gap: 24px;
  flex-wrap: wrap;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 28px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 22px;
  padding: 36px;
  flex: 1 1 450px;
  max-width: 480px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.15);
  transition: all .4s;
}

.contact-card::before { display: none; }

.contact-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.2);
  background: rgba(255,255,255,0.18);
}

.contact-card-icon {
  width: 64px;
  height: 64px;
  background: rgba(255,255,255,0.2);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all .3s;
}

.contact-card:hover .contact-card-icon { transform: scale(1.08); background: rgba(255,255,255,0.28); }
.contact-card-icon svg { width: 36px; height: 36px; }
.contact-card-icon img { width: 36px; height: 36px; object-fit: contain; }

.contact-card-content { flex: 1; text-align: left; }

.contact-card-content h3 {
  margin: 0;
  font-size: 1.3rem;
  color: #fff;
  font-weight: 700;
  background: none;
  -webkit-text-fill-color: unset;
  text-transform: none;
  letter-spacing: 0;
}

.contact-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 12px;
}

.contact-card-description {
  margin: 0;
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  line-height: 1.6;
  text-align: left;
}

.contact-card-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: #fff;
  color: #6366f1;
  text-decoration: none;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.88rem;
  transition: all .3s;
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  letter-spacing: 0;
  text-transform: none;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.contact-card-button::before { display: none; }

.contact-card-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.button-text { text-align: center; }
.button-icon { transition: transform .3s; font-size: 1rem; font-weight: bold; }
.button-arrow { transition: transform .3s; font-size: 1.1rem; font-weight: bold; }

/* ============================================
   FOOTER — Dark Elegant
   ============================================ */
footer {
  background: #0c1445;
  position: relative;
  overflow: hidden;
}

footer::before { display: none; }

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding: 72px 48px;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-brand { display: flex; flex-direction: column; gap: 20px; }
.footer-logo { display: flex; align-items: center; gap: 10px; }
.footer-logo-image { height: 44px; width: auto; object-fit: contain; filter: brightness(1.1); }

.footer-logo-text {
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  background: none;
  -webkit-text-fill-color: unset;
}

.footer-desc { color: rgba(255,255,255,0.5); line-height: 1.8; font-size: 0.88rem; max-width: 280px; }

.footer-contact-info { display: flex; flex-direction: column; gap: 12px; }
.contact-item-footer { display: flex; align-items: center; gap: 8px; }
.contact-label { color: rgba(255,255,255,0.7); font-weight: 600; font-size: 0.82rem; }
.contact-value { color: rgba(255,255,255,0.5); text-decoration: none; transition: color .3s; font-size: 0.88rem; }
.contact-value:hover { color: #818cf8; }

.footer-section h4 {
  font-size: 0.95rem;
  margin-bottom: 20px;
  color: #fff;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding-bottom: 0;
}

.footer-section h4::after { display: none; }

.footer-section ul { list-style: none; padding: 0; margin: 0; }
.footer-section ul li { margin-bottom: 10px; }

.footer-section ul li a {
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: all .25s;
  font-size: 0.88rem;
  display: inline-block;
}

.footer-section ul li a::before { display: none; }

.footer-section ul li a:hover { color: #818cf8; transform: translateX(4px); }

.footer-bottom {
  text-align: center;
  padding: 24px 20px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-bottom-content { display: flex; flex-direction: column; gap: 6px; align-items: center; }
.footer-bottom-content p { color: rgba(255,255,255,0.3); font-size: 0.82rem; margin: 0; }
.footer-disclaimer { color: rgba(255,255,255,0.2) !important; font-size: 0.78rem !important; }

/* ============================================
   LOGIN MODAL
   ============================================ */
.login-modal {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 10000;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(8px);
}

.login-modal-content {
  background: #fff;
  border-radius: 24px;
  width: 90%;
  max-width: 400px;
  overflow: hidden;
  box-shadow: 0 32px 64px rgba(0,0,0,0.2);
  animation: fadeInUp 0.35s ease;
}

.login-modal-header {
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  padding: 28px 32px;
  text-align: center;
  position: relative;
}

.login-modal-header h3 { color: #fff; margin: 0; font-size: 1.4rem; font-weight: 700; }

.login-modal-close {
  position: absolute;
  top: 14px; right: 18px;
  background: none; border: none;
  color: rgba(255,255,255,0.6);
  font-size: 1.5rem;
  cursor: pointer;
  transition: all .3s;
}

.login-modal-close:hover { color: #fff; transform: rotate(90deg); }
.login-modal-body { padding: 28px 32px; }

.login-tabs { display: flex; margin-bottom: 24px; border-bottom: 2px solid #f0f0f0; }

.login-tab {
  flex: 1; background: none; border: none;
  padding: 10px;
  font-size: 0.95rem; font-weight: 600; color: #bbb;
  cursor: pointer; transition: all .25s;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
}

.login-tab.active { color: #6366f1; border-bottom-color: #6366f1; }
.login-form, .register-form { display: none; }
.login-form.active, .register-form.active { display: block; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 6px; color: #444; font-weight: 600; font-size: 0.88rem; }

.form-group input {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid #e5e7eb;
  border-radius: 12px;
  font-size: 0.95rem;
  transition: all .25s;
  background: #f8f9fb;
  color: #333;
  box-sizing: border-box;
}

.form-group input:focus { outline: none; border-color: #6366f1; box-shadow: 0 0 0 3px rgba(99,102,241,0.1); background: #fff; }

.login-submit {
  width: 100%; padding: 12px;
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  color: white; border: none; border-radius: 12px;
  font-size: 0.95rem; font-weight: 700;
  cursor: pointer; transition: all .3s;
}

.login-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(99,102,241,0.35); }

/* ============================================
   CUSTOM ALERT
   ============================================ */
.custom-alert {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.4); z-index: 20000;
  justify-content: center; align-items: center;
}

.custom-alert-content {
  background: #fff; border-radius: 20px; padding: 28px;
  text-align: center; max-width: 380px; width: 90%;
  box-shadow: 0 24px 48px rgba(0,0,0,0.15); animation: fadeInUp 0.3s ease;
}

.custom-alert-message { color: #333; font-size: 1.05rem; line-height: 1.6; margin-bottom: 18px; }

.custom-alert-close {
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  color: white; border: none; padding: 10px 28px;
  border-radius: 10px; font-size: 0.95rem;
  cursor: pointer; transition: all .3s;
}

.custom-alert-close:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(99,102,241,0.3); }

/* ============================================
   ADVANTAGE (旧布局)
   ============================================ */
.advantage { padding: 100px 24px; background: #f4f6fc; position: relative; overflow: hidden; }
.advantage::before { display: none; }
.advantage-container { max-width: 1200px; margin: 0 auto; }
.advantage-container h2 { font-size: 2.4rem; margin-bottom: 56px; text-align: center; color: #1e1e2f; font-weight: 800; background: none; -webkit-text-fill-color: unset; }
.advantage-container h2::after { display: none; }
.advantage-content { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.advantage-left { display: flex; flex-direction: column; gap: 20px; }
.advantage-item { background: #fff; border: 1px solid #eee; border-radius: 16px; padding: 24px; transition: all .3s; position: relative; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.02); }
.advantage-item::before { content: ''; position: absolute; left: 0; top: 0; width: 4px; height: 100%; background: linear-gradient(180deg, #6366f1, #7c3aed); border-radius: 0 2px 2px 0; }
.advantage-item:hover { transform: translateX(8px); box-shadow: 0 12px 32px rgba(0,0,0,0.06); }
.advantage-item:hover::before { width: 5px; }
.advantage-number { font-size: 1.3rem; font-weight: 800; color: #6366f1; margin-bottom: 8px; display: block; }
.advantage-item h3 { font-size: 1.1rem; margin-bottom: 10px; color: #1e1e2f; font-weight: 700; }
.advantage-item p { color: #777; font-size: 0.9rem; line-height: 1.6; margin: 0; }
.advantage-right { display: flex; justify-content: center; align-items: center; }
.advantage-visual { width: 360px; height: 360px; position: relative; }
.visual-element { position: relative; width: 100%; height: 100%; }
.element-circle { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 180px; height: 180px; border-radius: 50%; background: linear-gradient(135deg, #6366f1, #7c3aed); opacity: 0.1; animation: pulse 3s ease-in-out infinite; }
.element-ring { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 280px; height: 280px; border: 2px solid rgba(99,102,241,0.12); border-radius: 50%; animation: rotate 20s linear infinite; }
.element-dots { position: absolute; inset: 0; }
.element-dots::before, .element-dots::after { content: ''; position: absolute; width: 8px; height: 8px; border-radius: 50%; background: #7c3aed; animation: pulse 2s ease-in-out infinite; }
.element-dots::before { top: 20%; right: 20%; }
.element-dots::after { bottom: 20%; left: 20%; animation-delay: 1s; }

/* Privacy & Terms */
.privacy, .terms { padding: 100px 24px; background: #f4f6fc; }
.privacy-container, .terms-container { max-width: 900px; margin: 0 auto; }
.privacy-container h2, .terms-container h2 { font-size: 2.4rem; margin-bottom: 24px; color: #1e1e2f; font-weight: 800; text-align: center; background: none; -webkit-text-fill-color: unset; }
.privacy-content, .terms-content { background: #fff; border-radius: 20px; padding: 48px 40px; border: 1px solid #eee; box-shadow: 0 4px 20px rgba(0,0,0,0.03); }
.privacy-content h3, .terms-content h3 { font-size: 1.2rem; color: #1e1e2f; font-weight: 700; margin: 32px 0 12px; }
.privacy-content p, .terms-content p { color: #666; font-size: 0.95rem; line-height: 1.8; }
.privacy-content ul, .terms-content ul { color: #666; font-size: 0.95rem; line-height: 1.8; margin: 12px 0 20px 16px; padding-left: 16px; }
.privacy-content li, .terms-content li { margin-bottom: 8px; }
.privacy-content li::marker, .terms-content li::marker { color: #6366f1; }

.company-info { background: #fff; border: 1px solid #eee; border-radius: 18px; padding: 28px; margin-bottom: 32px; box-shadow: 0 2px 12px rgba(0,0,0,0.03); }
.company-info:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.06); }
.company-info h3 { font-size: 1.3rem; margin-bottom: 16px; color: #1e1e2f; font-weight: 700; text-align: center; }
.company-info p { color: #666; font-size: 0.95rem; line-height: 1.6; text-align: center; }
.company-info p strong { color: #6366f1; font-weight: 700; }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes slideInLeft { from { opacity:0; transform:translateX(-80px); } to { opacity:1; transform:translateX(0); } }
@keyframes slideInRight { from { opacity:0; transform:translateX(80px); } to { opacity:1; transform:translateX(0); } }
@keyframes fadeOut { from { opacity:1; transform:translateX(0); } to { opacity:0; transform:translateX(-80px); } }
@keyframes fadeOutRight { from { opacity:1; transform:translateX(0); } to { opacity:0; transform:translateX(80px); } }
@keyframes pulse { 0%,100% { transform:scale(1); } 50% { transform:scale(1.04); } }
@keyframes textShine { 0% { background-position:0% 50%; } 50% { background-position:100% 50%; } 100% { background-position:0% 50%; } }
@keyframes shine { 0% { transform:translateX(-100%) rotate(45deg); } 100% { transform:translateX(100%) rotate(45deg); } }
@keyframes float { 0%,100% { transform:translate(0,0); } 50% { transform:translate(0,10px); } }
@keyframes countUp { from { opacity:0; transform:translateY(16px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeInUp { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeIn { from { opacity:0; transform:translateY(16px); } to { opacity:1; transform:translateY(0); } }
@keyframes rotate { from { transform:translate(-50%,-50%) rotate(0deg); } to { transform:translate(-50%,-50%) rotate(360deg); } }
@keyframes iconPulse { 0%,100% { transform:scale(1); } 50% { transform:scale(1.06); } }

.platform-fixed-item.fade-out { animation: fadeOut 0.8s ease forwards; }
.platforms-fixed-right .platform-fixed-item.fade-out { animation: fadeOutRight 0.8s ease forwards; }

/* Scroll Reveal */
.hero-features, .services, .platforms, .cases, .about, .faq, .contact {
  opacity: 0; transform: translateY(30px);
  transition: all 0.8s cubic-bezier(.4,0,.2,1);
}

.hero-features.visible, .services.visible, .platforms.visible,
.cases.visible, .about.visible, .faq.visible, .contact.visible {
  opacity: 1; transform: translateY(0);
}

/* Nav link fallback */
.nav-links a { position: relative; }
.nav-links a::after { display: none; }

/* Button sweep fallback */
button.cta, .form-submit { position: relative; overflow: hidden; z-index: 1; }
button.cta::before, .form-submit::before { display: none; }

.hero-features { padding: 100px 24px; background: #f4f6fc; }
.hero-features::before { display: none; }
.features-container { display: flex; justify-content: center; gap: 20px; max-width: 1200px; margin: 0 auto; flex-wrap: wrap; }
.feature-item { background: #fff; border: 1px solid #eee; border-radius: 18px; padding: 32px 24px; text-align: center; width: 300px; transition: all .4s; cursor: pointer; box-shadow: 0 2px 12px rgba(0,0,0,0.03); }
.feature-item::after { display: none; }
.feature-item:hover { transform: translateY(-8px); box-shadow: 0 16px 40px rgba(0,0,0,0.07); }
.feature-item:hover .feature-icon { transform: scale(1.15); }
.feature-icon { font-size: 2.6rem; margin-bottom: 16px; display: block; transition: transform .3s; animation: none; }
.feature-item h3 { font-size: 1.15rem; margin-bottom: 10px; color: #1e1e2f; font-weight: 700; }
.feature-item p { color: #888; font-size: 0.9rem; line-height: 1.6; margin: 0; }

/* Old case section compat */
.case-section { padding: 80px 24px; text-align: center; background: #f4f6fc; }
.case-section h2 { font-size: 2rem; margin-bottom: 40px; color: #1e1e2f; }
.case-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; }
.case { background: #fff; border-radius: 16px; width: 300px; overflow: hidden; transition: transform .3s; box-shadow: 0 2px 12px rgba(0,0,0,0.03); }
.case:hover { transform: translateY(-5px); }
.case img { width: 100%; height: 180px; object-fit: cover; }
.case p { padding: 20px; color: #666; font-size: 0.92rem; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1200px) {
  .platform-fixed-item { padding: 10px 14px; }
  .platform-fixed-item img { width: 32px; height: 32px; }
  .platforms-fixed-left { left: 12px; }
  .platforms-fixed-right { right: 12px; }
  .faq-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .platforms-fixed { display: none; }
  .nav-container { padding: 12px 16px; flex-direction: column; gap: 12px; }
  .nav-links { display: none; }
  .nav-actions { width: 100%; justify-content: center; flex-wrap: wrap; }
  .language-switcher { margin: 4px 8px; }

  header { padding: 140px 16px 80px; min-height: 70vh; }
  header h1 { font-size: 2.2rem; }
  header p { font-size: 1.05rem; }
  .feature-badge { font-size: 0.8rem; padding: 7px 14px; }

  .stats { flex-wrap: wrap; gap: 0; margin-top: -40px; border-radius: 18px; overflow: hidden; }
  .stat { flex: 1 1 calc(33.33%); border-radius: 0 !important; padding: 24px 12px; }
  .stat:not(:last-child)::after { display: none; }
  .stat h3 { font-size: 1.5rem; }

  .services-container h2, .platforms-container h2, .cases-container h2, .about-left h2, .faq-container h2 { font-size: 2rem; text-align: center; }
  .services-subtitle { text-align: center; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card:nth-child(1) { grid-column: span 1; padding: 32px 24px; }
  .service-card:nth-child(1) h3 { font-size: 1.3rem !important; }
  .service-card:nth-child(1) p { font-size: 0.95rem !important; }

  .about-content { grid-template-columns: 1fr; gap: 32px; }
  .advantages-grid { grid-template-columns: 1fr; }
  .advantage-content { grid-template-columns: 1fr; gap: 32px; }
  .advantage-visual { width: 260px; height: 260px; }

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

  .cases-grid { grid-template-columns: 1fr; grid-template-rows: auto; min-height: auto; }
  .case-card:first-child { grid-row: span 1; }
  .case-card:first-child .case-image { min-height: 220px; height: 220px; flex: none; }
  .case-card:first-child .case-content { position: relative; background: none; padding: 24px; }
  .case-card:first-child .case-content h3 { color: #fff; }
  .case-card:first-child .case-content p { color: rgba(255,255,255,0.55); }
  .case-card:not(:first-child) { grid-template-columns: 1fr; }
  .case-card:not(:first-child) .case-image { height: 200px; }

  .contact { padding: 60px 16px; }
  .contact-card { flex-direction: column; text-align: center; padding: 28px 20px; flex: 1 1 100%; max-width: 100%; width: 100%; }
  .contact-card-content { text-align: center !important; }
  .contact-header { flex-direction: column; align-items: center; }
  .contact-card-description { text-align: center; }
  .contact-card-button { width: 100%; justify-content: center; }
  .contact-card .contact-card-content h3 { text-align: center !important; }

  .footer-content { grid-template-columns: 1fr; gap: 32px; padding: 48px 24px; }
  .footer-brand { text-align: center; align-items: center; }
  .footer-desc { max-width: 100%; text-align: center; }
  .footer-section { text-align: center; }
  .footer-section ul li a:hover { transform: translateX(0); }
  .footer-logo { justify-content: center; }

  .platforms-grid { grid-template-columns: 1fr; gap: 16px; }
  .platform-card { max-width: 400px; margin: 0 auto; }
  .platforms-tabs { gap: 6px; }
  .tab-btn { flex: 1 1 calc(50% - 4px); max-width: calc(50% - 4px); text-align: center; }
  .carousel-item { flex: 0 0 100%; min-width: 260px; }
  .stats-overlay { grid-template-columns: 1fr 1fr; }
  .stat-overlay-item:not(:last-child)::after { display: none; }

  .features-container { gap: 16px; }
  .feature-item { width: 100%; max-width: 320px; }
}

@media (max-width: 480px) {
  header { padding: 120px 16px 60px; }
  header h1 { font-size: 1.8rem; letter-spacing: -0.5px; }
  header p { font-size: 0.95rem; }
  .header-features { gap: 8px; }
  .feature-badge { font-size: 0.75rem; padding: 6px 12px; }
  .cta { padding: 13px 28px; font-size: 0.95rem; }

  .stat { flex: 1 1 50%; padding: 20px 10px; }
  .stat h3 { font-size: 1.3rem; }

  .services-container h2, .platforms-container h2, .cases-container h2, .about-left h2, .faq-container h2 { font-size: 1.7rem; }
  .service-card { padding: 24px 18px; }
  .platform-card { padding: 24px 16px; }
  .platform-icon { width: 64px; height: 64px; }
  .platform-logo { width: 38px; height: 38px; }
  .faq-item { padding: 18px 20px; }
  .contact-container h2 { font-size: 1.8rem; }

  .footer-content { padding: 40px 16px; }
  .footer-section h4 { font-size: 0.88rem; }
  .footer-section ul li a { font-size: 0.82rem; }
  .footer-bottom-content p { font-size: 0.78rem; }

  .stats-overlay { grid-template-columns: 1fr 1fr; }
  .stat-overlay-number { font-size: 1.3rem; }

  .case-content { padding: 18px; }
  .case-image { height: 140px; }

  .privacy-content, .terms-content { padding: 28px 18px; }
  .company-info { padding: 18px; }
  .company-info h3 { font-size: 1.1rem; }
}