/* ============================================
   色虎 - 原创样式表
   品牌：色虎 | 域名：rq973916.cn
   定位：国内影视传媒公司+动漫社区
   ============================================ */

/* === CSS Variables === */
:root {
  --primary: #1A0B2E;
  --secondary: #FF6B35;
  --accent: #00D4AA;
  --bg-dark: #0D0D1A;
  --bg-card: #16102B;
  --text-main: #E8E6F0;
  --text-muted: #9B95B0;
  --text-bright: #FFFFFF;
  --purple-deep: #2D1B4E;
  --purple-mid: #3D2A6E;
  --gradient-warm: linear-gradient(135deg, #FF6B35, #FF3CAC);
  --gradient-cool: linear-gradient(135deg, #00D4AA, #0088FF);
  --gradient-hero: linear-gradient(160deg, #1A0B2E 0%, #0D0D1A 40%, #1A0B2E 100%);
  --shadow-card: 0 8px 32px rgba(0,0,0,0.3);
  --shadow-glow: 0 0 20px rgba(255,107,53,0.15);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1280px;
}

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', sans-serif;
  background: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: var(--secondary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; color: var(--text-bright); }

/* === Utility === */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-title {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 16px;
  position: relative;
}
.section-title span { color: var(--secondary); }
.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 48px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--gradient-warm);
  color: #fff;
  box-shadow: 0 4px 15px rgba(255,107,53,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(255,107,53,0.45);
  color: #fff;
}
.btn-outline {
  background: transparent;
  color: var(--secondary);
  border: 2px solid var(--secondary);
}
.btn-outline:hover {
  background: var(--secondary);
  color: #fff;
}
.btn-accent {
  background: var(--gradient-cool);
  color: #fff;
}
.tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  background: var(--purple-deep);
  color: var(--accent);
  border: 1px solid rgba(0,212,170,0.2);
}

/* === Header === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(13,13,26,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: var(--transition);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo img { height: 42px; width: auto; }
.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-warm);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--secondary);
  background: rgba(255,107,53,0.08);
}
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}
.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: var(--transition);
}

/* === Search Bar === */
.search-bar {
  background: var(--primary);
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  margin-top: 72px;
}
.search-wrapper {
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  gap: 0;
  position: relative;
}
.search-wrapper input {
  flex: 1;
  padding: 14px 20px;
  background: var(--bg-card);
  border: 2px solid var(--purple-deep);
  border-right: none;
  border-radius: var(--radius) 0 0 var(--radius);
  color: var(--text-main);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}
.search-wrapper input:focus { border-color: var(--secondary); }
.search-wrapper input::placeholder { color: var(--text-muted); }
.search-wrapper button {
  padding: 14px 28px;
  background: var(--gradient-warm);
  border: none;
  border-radius: 0 var(--radius) var(--radius) 0;
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.search-wrapper button:hover { opacity: 0.9; }
.search-hot {
  display: flex;
  gap: 10px;
  margin-top: 10px;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  flex-wrap: wrap;
  align-items: center;
}
.search-hot span { color: var(--text-muted); font-size: 0.85rem; }
.search-hot a {
  font-size: 0.82rem;
  color: var(--text-muted);
  padding: 2px 10px;
  border-radius: 50px;
  background: rgba(255,255,255,0.04);
  transition: var(--transition);
}
.search-hot a:hover { color: var(--secondary); background: rgba(255,107,53,0.1); }

/* === Hero === */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--gradient-hero);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.25;
  filter: blur(2px);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13,13,26,0.6) 0%, rgba(13,13,26,0.9) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 80px 24px;
}
.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 20px;
  line-height: 1.2;
}
.hero h1 .brand { color: var(--secondary); }
.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.hero-stat { text-align: center; }
.hero-stat .num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--secondary);
}
.hero-stat .label { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }

/* === Video Card Grid === */
.video-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.video-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
}
.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}
.video-card:hover .video-thumb img { transform: scale(1.05); }
.video-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.4);
  opacity: 0;
  transition: var(--transition);
}
.video-card:hover .video-play { opacity: 1; }
.play-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-warm);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(255,107,53,0.4);
  transition: var(--transition);
}
.play-icon::after {
  content: '';
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent #fff;
  margin-left: 3px;
}
.video-card:hover .play-icon { transform: scale(1.1); }
.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 600;
}
.video-info { padding: 14px 16px; }
.video-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.video-meta .views::before { content: '▶ '; color: var(--secondary); }
.video-meta .likes::before { content: '♥ '; color: #FF3CAC; }
.video-tags { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }
.video-tags .tag { font-size: 0.72rem; padding: 2px 10px; }

/* === Service Cards === */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px 28px;
  border: 1px solid rgba(255,255,255,0.05);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-warm);
  transform: scaleX(0);
  transition: var(--transition);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255,107,53,0.15);
  box-shadow: var(--shadow-glow);
}
.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  background: var(--gradient-warm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}
.service-card h3 { font-size: 1.15rem; margin-bottom: 12px; }
.service-card p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; }

/* === AI Section === */
.ai-section { background: linear-gradient(180deg, var(--bg-dark) 0%, var(--primary) 50%, var(--bg-dark) 100%); }
.ai-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.ai-image { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-card); }
.ai-features { display: flex; flex-direction: column; gap: 24px; }
.ai-feature {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.05);
  transition: var(--transition);
}
.ai-feature:hover { border-color: rgba(0,212,170,0.2); background: rgba(0,212,170,0.03); }
.ai-feature-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: var(--radius-sm);
  background: var(--gradient-cool);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}
.ai-feature h4 { font-size: 1rem; margin-bottom: 6px; }
.ai-feature p { color: var(--text-muted); font-size: 0.88rem; }

/* === Community === */
.community-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.community-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  transition: var(--transition);
}
.community-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.community-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.community-card-body { padding: 20px; }
.community-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.community-card p { color: var(--text-muted); font-size: 0.88rem; }

/* === Expert Team === */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.expert-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.05);
  transition: var(--transition);
}
.expert-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255,107,53,0.15);
  box-shadow: var(--shadow-glow);
}
.expert-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  margin: 0 auto 16px;
  overflow: hidden;
  border: 3px solid var(--purple-deep);
  transition: var(--transition);
}
.expert-card:hover .expert-avatar { border-color: var(--secondary); }
.expert-avatar img { width: 100%; height: 100%; object-fit: cover; }
.expert-card h4 { font-size: 1.05rem; margin-bottom: 4px; }
.expert-role { color: var(--secondary); font-size: 0.85rem; margin-bottom: 10px; }
.expert-desc { color: var(--text-muted); font-size: 0.82rem; margin-bottom: 14px; line-height: 1.6; }
.expert-btns { display: flex; gap: 8px; justify-content: center; }
.expert-btns a {
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.78rem;
  border: 1px solid var(--purple-mid);
  color: var(--text-muted);
  transition: var(--transition);
}
.expert-btns a:hover { border-color: var(--secondary); color: var(--secondary); }

/* === Brand Wall === */
.brand-wall {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
  padding: 40px 0;
}
.brand-item {
  width: 120px;
  height: 60px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.05);
  padding: 12px;
  transition: var(--transition);
  font-weight: 700;
  color: var(--text-muted);
  font-size: 0.85rem;
}
.brand-item:hover { border-color: var(--secondary); color: var(--secondary); }

/* === Reviews === */
.review-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.review-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid rgba(255,255,255,0.05);
  transition: var(--transition);
}
.review-card:hover { border-color: rgba(0,212,170,0.15); }
.review-stars { color: #FFD700; font-size: 0.9rem; margin-bottom: 12px; letter-spacing: 2px; }
.review-text { color: var(--text-main); font-size: 0.92rem; line-height: 1.7; margin-bottom: 16px; font-style: italic; }
.review-author { display: flex; align-items: center; gap: 12px; }
.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-warm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
}
.review-name { font-weight: 600; font-size: 0.9rem; }
.review-date { color: var(--text-muted); font-size: 0.78rem; }

/* === FAQ === */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius);
  margin-bottom: 12px;
  border: 1px solid rgba(255,255,255,0.05);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: rgba(255,107,53,0.1); }
.faq-question {
  padding: 20px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-bright);
  transition: var(--transition);
}
.faq-question:hover { color: var(--secondary); }
.faq-toggle {
  width: 28px;
  height: 28px;
  min-width: 28px;
  border-radius: 50%;
  background: var(--purple-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--secondary);
  transition: var(--transition);
}
.faq-item.active .faq-toggle { transform: rotate(45deg); background: var(--secondary); color: #fff; }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-item.active .faq-answer { max-height: 300px; }
.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* === Contact Section === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.contact-info-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid rgba(255,255,255,0.05);
}
.contact-item {
  display: flex;
  gap: 14px;
  margin-bottom: 20px;
  align-items: flex-start;
}
.contact-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: var(--radius-sm);
  background: var(--purple-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--secondary);
}
.contact-label { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 2px; }
.contact-value { font-size: 0.95rem; color: var(--text-bright); }
.qrcode-grid {
  display: flex;
  gap: 24px;
  justify-content: center;
}
.qrcode-item { text-align: center; }
.qrcode-item img { width: 160px; height: 160px; border-radius: var(--radius-sm); margin-bottom: 8px; }
.qrcode-item p { font-size: 0.85rem; color: var(--text-muted); }

/* === How To Join === */
.howto-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.howto-step {
  text-align: center;
  padding: 28px 20px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.05);
  position: relative;
}
.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-warm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  margin: 0 auto 16px;
}
.howto-step h4 { font-size: 1rem; margin-bottom: 8px; }
.howto-step p { color: var(--text-muted); font-size: 0.85rem; }

/* === Share Bar === */
.share-bar {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  padding: 20px 0;
}
.share-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #fff;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}
.share-btn:hover { transform: translateY(-3px); }
.share-wechat { background: #07C160; }
.share-weibo { background: #E6162D; }
.share-douyin { background: #161823; border: 1px solid #333; }
.share-bilibili { background: #00A1D6; }

/* === Footer === */
.site-footer {
  background: var(--primary);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo-text { font-size: 1.3rem; margin-bottom: 12px; display: block; }
.footer-brand p { color: var(--text-muted); font-size: 0.88rem; line-height: 1.7; margin-bottom: 16px; }
.footer-col h5 {
  font-size: 1rem;
  margin-bottom: 16px;
  color: var(--text-bright);
  position: relative;
  padding-bottom: 10px;
}
.footer-col h5::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--secondary);
}
.footer-col a {
  display: block;
  color: var(--text-muted);
  font-size: 0.88rem;
  padding: 4px 0;
  transition: var(--transition);
}
.footer-col a:hover { color: var(--secondary); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { color: var(--text-muted); font-size: 0.82rem; }

/* === Breadcrumb === */
.breadcrumb {
  padding: 16px 0;
  margin-top: 72px;
}
.breadcrumb-list {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.breadcrumb-list a { color: var(--text-muted); }
.breadcrumb-list a:hover { color: var(--secondary); }
.breadcrumb-sep { color: var(--purple-mid); }

/* === Inner Page Hero === */
.page-hero {
  background: var(--gradient-hero);
  padding: 100px 0 60px;
  text-align: center;
  margin-top: 72px;
}
.page-hero h1 { font-size: 2.2rem; margin-bottom: 12px; }
.page-hero p { color: var(--text-muted); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }

/* === Content Page === */
.content-section { padding: 60px 0; }
.content-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 24px;
  border: 1px solid rgba(255,255,255,0.05);
}
.content-card h2 { font-size: 1.4rem; margin-bottom: 16px; }
.content-card h3 { font-size: 1.15rem; margin-bottom: 12px; color: var(--secondary); }
.content-card p { color: var(--text-muted); line-height: 1.8; margin-bottom: 12px; }

/* === Responsive === */
@media (max-width: 1024px) {
  .video-grid { grid-template-columns: repeat(3, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .expert-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .howto-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(13,13,26,0.98);
    flex-direction: column;
    padding: 20px;
    gap: 4px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 16px; font-size: 1rem; }
  .mobile-toggle { display: flex; }
  .hero h1 { font-size: 1.8rem; }
  .hero-content { padding: 60px 20px; }
  .hero-stats { gap: 24px; }
  .section { padding: 50px 0; }
  .section-title { font-size: 1.5rem; }
  .video-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .service-grid { grid-template-columns: 1fr; }
  .ai-grid { grid-template-columns: 1fr; }
  .community-grid { grid-template-columns: 1fr; }
  .expert-grid { grid-template-columns: 1fr 1fr; }
  .review-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .howto-steps { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .video-grid { grid-template-columns: 1fr; }
  .expert-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.5rem; }
  .hero-stat .num { font-size: 1.5rem; }
}

/* === Animations === */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === Lazy Load === */
img[data-src] {
  opacity: 0;
  transition: opacity 0.3s ease;
}
img[data-src].loaded { opacity: 1; }

/* === MCP Placeholder === */
.mcp-widget {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid rgba(255,255,255,0.05);
  text-align: center;
  margin: 20px 0;
}
.mcp-widget p { color: var(--text-muted); font-size: 0.88rem; }

/* === Content Declaration (EEAT) === */
.eeat-declaration {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid rgba(255,107,53,0.1);
  text-align: center;
  margin: 20px 0;
}
.eeat-declaration h3 {
  color: var(--secondary);
  margin-bottom: 16px;
  font-size: 1.15rem;
}
.eeat-declaration p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.9;
  max-width: 800px;
  margin: 0 auto;
}

/* === Entertainment Grid === */
.entertainment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 768px) {
  .entertainment-grid { grid-template-columns: 1fr; }
}

/* === Editor Info === */
.editor-info {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* === ICP Badge === */
.icp-badge {
  color: var(--text-muted);
  font-size: 0.82rem;
}
.icp-badge a {
  color: var(--text-muted);
}
.icp-badge a:hover {
  color: var(--secondary);
}