/* =============================================
   抖音揭秘 - 主样式文件
   品牌色系：深海蓝 #0A1628 / 星空蓝 #1A3A6B / 活力青 #00C9FF / 暖橙 #FF6B35
   ============================================= */

/* ---- 基础重置 ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  background: #0A1628;
  color: #E8F0FE;
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: #00C9FF; text-decoration: none; transition: color 0.3s; }
a:hover { color: #FF6B35; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ---- CSS变量 ---- */
:root {
  --bg-deep:    #0A1628;
  --bg-mid:     #0F2040;
  --bg-card:    #152035;
  --bg-card2:   #1A2D4A;
  --accent-blue: #00C9FF;
  --accent-cyan: #00E5FF;
  --accent-orange: #FF6B35;
  --accent-pink:  #FF4B8B;
  --text-main:  #E8F0FE;
  --text-sub:   #8BA3C7;
  --text-muted: #4A6A9A;
  --border:     rgba(0,201,255,0.15);
  --shadow-glow: 0 0 30px rgba(0,201,255,0.15);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
}

/* ---- 滚动条 ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--accent-blue); border-radius: 3px; }

/* ---- 通用容器 ---- */
.container { max-width: 1240px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.section-alt { background: var(--bg-mid); }

/* ---- 通用标题 ---- */
.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #00C9FF 0%, #00E5FF 50%, #FF6B35 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-subtitle {
  text-align: center;
  color: var(--text-sub);
  font-size: 1rem;
  margin-bottom: 50px;
}
.vdekf0w {
  width: 60px; height: 3px;
  background: linear-gradient(90deg, #00C9FF, #FF6B35);
  margin: 10px auto 40px;
  border-radius: 2px;
}

/* ---- 按钮 ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg, #00C9FF, #0072FF);
  color: #fff;
  box-shadow: 0 4px 20px rgba(0,201,255,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,201,255,0.5);
  color: #fff;
}
.btn-outline {
  background: transparent;
  color: var(--accent-blue);
  border: 2px solid var(--accent-blue);
}
.btn-outline:hover {
  background: var(--accent-blue);
  color: #fff;
  transform: translateY(-2px);
}
.btn-orange {
  background: linear-gradient(135deg, #FF6B35, #FF4B8B);
  color: #fff;
  box-shadow: 0 4px 20px rgba(255,107,53,0.35);
}
.btn-orange:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255,107,53,0.5);
  color: #fff;
}

/* ---- 标签 ---- */
.tag {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
  background: rgba(0,201,255,0.12);
  color: var(--accent-blue);
  border: 1px solid rgba(0,201,255,0.25);
  margin: 3px;
}
.tag-orange { background: rgba(255,107,53,0.12); color: var(--accent-orange); border-color: rgba(255,107,53,0.25); }
.tag-pink   { background: rgba(255,75,139,0.12); color: var(--accent-pink); border-color: rgba(255,75,139,0.25); }

/* ============================================
   顶部公告栏
   ============================================ */
.top-bar {
  background: linear-gradient(90deg, #0A1628, #1A3A6B, #0A1628);
  border-bottom: 1px solid var(--border);
  padding: 8px 0;
  font-size: 0.82rem;
  color: var(--text-sub);
}
.top-bar .container { display: flex; justify-content: space-between; align-items: center; }
.v2kymv { display: flex; align-items: center; gap: 8px; }
.v2kymv .dot { width: 6px; height: 6px; border-radius: 50%; background: #FF6B35; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1);} 50%{opacity:0.5;transform:scale(1.3);} }
.v6zqxc0d9 a { color: var(--text-sub); margin-left: 16px; font-size: 0.82rem; }
.v6zqxc0d9 a:hover { color: var(--accent-blue); }

/* ============================================
   导航栏
   ============================================ */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(10,22,40,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0;
  gap: 20px;
}
/* Logo */
.site-logo {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, #0072FF, #00C9FF);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 900; color: #fff;
  box-shadow: 0 4px 15px rgba(0,114,255,0.4);
  position: relative; overflow: hidden;
}
.logo-icon::after {
  content: '▶';
  font-size: 1.1rem;
}
.logo-text { display: flex; flex-direction: column; }
.logo-name {
  font-size: 1.35rem; font-weight: 800; line-height: 1.1;
  background: linear-gradient(135deg, #00C9FF, #fff);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.logo-slogan { font-size: 0.7rem; color: var(--text-muted); letter-spacing: 1px; }

/* 主导航 */
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-sub);
  transition: var(--transition);
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--accent-blue);
  background: rgba(0,201,255,0.08);
}

/* 搜索框 */
.search-bar {
  display: flex; align-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 8px 16px;
  gap: 8px;
  min-width: 200px;
  transition: var(--transition);
}
.search-bar:focus-within {
  border-color: var(--accent-blue);
  background: rgba(0,201,255,0.05);
  box-shadow: 0 0 0 3px rgba(0,201,255,0.1);
}
.search-bar input {
  background: none; border: none; outline: none;
  color: var(--text-main); font-size: 0.88rem;
  width: 100%;
}
.search-bar input::placeholder { color: var(--text-muted); }
.search-bar button {
  background: none; border: none; cursor: pointer;
  color: var(--text-sub); font-size: 1rem;
  transition: var(--transition);
  padding: 0;
}
.search-bar button:hover { color: var(--accent-blue); }

/* 汉堡菜单 */
.menu-toggle {
  display: none;
  flex-direction: column; gap: 5px;
  cursor: pointer; padding: 5px;
  background: none; border: none;
}
.menu-toggle span {
  width: 24px; height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============================================
   Hero 首屏
   ============================================ */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: url('../images/hero-banner.jpg');
  background-size: cover; background-position: center;
  filter: brightness(0.35);
  z-index: 0;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(10,22,40,0.85) 0%, rgba(0,114,255,0.15) 50%, rgba(10,22,40,0.7) 100%);
  z-index: 1;
}
.v2y8sh0sb {
  position: absolute; inset: 0; z-index: 1;
  pointer-events: none;
}
.hero-content {
  position: relative; z-index: 2;
  max-width: 700px;
}
.vli465 {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,201,255,0.12);
  border: 1px solid rgba(0,201,255,0.3);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: 0.82rem;
  color: var(--accent-blue);
  margin-bottom: 24px;
  animation: fadeInDown 0.8s ease;
}
.vli465 .vdbery { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-blue); animation: pulse 1.5s infinite; }
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease 0.1s both;
}
.hero h1 .vritj51rx {
  background: linear-gradient(135deg, #00C9FF, #FF6B35);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 1.1rem;
  color: var(--text-sub);
  margin-bottom: 36px;
  line-height: 1.8;
  animation: fadeInUp 0.8s ease 0.2s both;
}
.hero-actions {
  display: flex; gap: 16px; flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.3s both;
}
.hero-stats {
  display: flex; gap: 40px; margin-top: 56px;
  animation: fadeInUp 0.8s ease 0.4s both;
}
.hero-stat { text-align: center; }
.hero-stat .num {
  font-size: 2rem; font-weight: 800;
  background: linear-gradient(135deg, #00C9FF, #fff);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-stat .label { font-size: 0.82rem; color: var(--text-muted); margin-top: 2px; }
.vuqntna9 {
  position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
  z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-muted); font-size: 0.78rem;
  animation: bounce 2s infinite;
}
.vuqntna9 .arrow { font-size: 1.2rem; }
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0);} 50%{transform:translateX(-50%) translateY(8px);} }
@keyframes fadeInDown { from{opacity:0;transform:translateY(-20px);} to{opacity:1;transform:translateY(0);} }
@keyframes fadeInUp { from{opacity:0;transform:translateY(30px);} to{opacity:1;transform:translateY(0);} }

/* ============================================
   视频/动漫卡片
   ============================================ */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.video-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,201,255,0.4);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4), 0 0 30px rgba(0,201,255,0.1);
}
.video-thumb {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
}
.video-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.video-card:hover .video-thumb img { transform: scale(1.06); }
.video-play-btn {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0);
  transition: var(--transition);
  opacity: 0;
}
.video-card:hover .video-play-btn { opacity: 1; background: rgba(0,0,0,0.4); }
.play-circle {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: rgba(0,201,255,0.9);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  transform: scale(0.8);
  transition: var(--transition);
  box-shadow: 0 0 30px rgba(0,201,255,0.6);
}
.video-card:hover .play-circle { transform: scale(1); }
.video-duration {
  position: absolute; bottom: 10px; right: 10px;
  background: rgba(0,0,0,0.75);
  color: #fff; font-size: 0.75rem;
  padding: 2px 8px; border-radius: 4px;
}
.video-quality {
  position: absolute; top: 10px; left: 10px;
  background: linear-gradient(135deg, #FF6B35, #FF4B8B);
  color: #fff; font-size: 0.72rem; font-weight: 700;
  padding: 2px 8px; border-radius: 4px;
}
.video-info { padding: 16px; }
.video-title {
  font-size: 0.95rem; font-weight: 600;
  color: var(--text-main);
  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: 0.78rem; color: var(--text-muted);
}
.video-meta span { display: flex; align-items: center; gap: 4px; }
.video-tags { margin-top: 10px; }

/* ============================================
   特色功能模块
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #00C9FF, #FF6B35);
  transform: scaleX(0);
  transition: var(--transition);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,201,255,0.3);
  box-shadow: var(--shadow-glow);
}
.feature-icon {
  width: 64px; height: 64px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(0,201,255,0.15), rgba(0,114,255,0.1));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 20px;
  border: 1px solid rgba(0,201,255,0.2);
}
.feature-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; }
.feature-desc { font-size: 0.88rem; color: var(--text-sub); line-height: 1.7; }

/* ============================================
   专家展示
   ============================================ */
.experts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 28px;
}
.expert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
}
.expert-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,201,255,0.3);
  box-shadow: var(--shadow-glow);
}
.expert-avatar {
  width: 90px; height: 90px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
  border: 3px solid rgba(0,201,255,0.3);
  box-shadow: 0 0 20px rgba(0,201,255,0.2);
}
.expert-name { font-size: 1.1rem; font-weight: 700; margin-bottom: 4px; }
.expert-role { font-size: 0.85rem; color: var(--accent-blue); margin-bottom: 12px; }
.expert-desc { font-size: 0.85rem; color: var(--text-sub); margin-bottom: 16px; line-height: 1.6; }
.expert-awards { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin-bottom: 16px; }
.expert-award {
  font-size: 0.75rem; color: var(--accent-orange);
  background: rgba(255,107,53,0.1);
  border: 1px solid rgba(255,107,53,0.2);
  padding: 2px 10px; border-radius: 50px;
}
.expert-social { display: flex; justify-content: center; gap: 10px; margin-bottom: 16px; }
.expert-social a {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; color: var(--text-sub);
  transition: var(--transition);
}
.expert-social a:hover { background: var(--accent-blue); color: #fff; border-color: var(--accent-blue); }
.expert-btns { display: flex; gap: 8px; justify-content: center; }
.expert-btns .btn { padding: 8px 16px; font-size: 0.8rem; }

/* ============================================
   合作品牌墙
   ============================================ */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 20px;
}
.partner-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; font-weight: 600; color: var(--text-sub);
  text-align: center;
  transition: var(--transition);
  min-height: 80px;
}
.partner-item:hover {
  border-color: rgba(0,201,255,0.3);
  color: var(--accent-blue);
  background: rgba(0,201,255,0.05);
}

/* ============================================
   How-To 加入社区
   ============================================ */
.howto-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
  counter-reset: step;
}
.howto-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  position: relative;
  transition: var(--transition);
}
.howto-step:hover { border-color: rgba(0,201,255,0.3); transform: translateY(-4px); }
.v6k9ycf {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0072FF, #00C9FF);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1rem; color: #fff;
  margin-bottom: 16px;
  box-shadow: 0 4px 15px rgba(0,114,255,0.4);
}
.step-title { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.step-desc { font-size: 0.86rem; color: var(--text-sub); line-height: 1.6; }

/* ============================================
   FAQ
   ============================================ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: rgba(0,201,255,0.25); }
.faq-question {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px;
  cursor: pointer;
  font-size: 0.97rem; font-weight: 600;
  color: var(--text-main);
  user-select: none;
}
.faq-question .faq-icon {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: rgba(0,201,255,0.1);
  border: 1px solid rgba(0,201,255,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; color: var(--accent-blue);
  transition: var(--transition);
  flex-shrink: 0;
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--accent-blue); color: #fff; }
.faq-answer {
  padding: 0 22px;
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  font-size: 0.9rem; color: var(--text-sub); line-height: 1.8;
}
.faq-item.open .faq-answer { max-height: 300px; padding: 0 22px 18px; }

/* ============================================
   用户评价
   ============================================ */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition);
  position: relative;
}
.review-card::before {
  content: '"';
  position: absolute; top: 16px; right: 20px;
  font-size: 4rem; color: rgba(0,201,255,0.08);
  font-family: serif; line-height: 1;
}
.review-card:hover { transform: translateY(-4px); border-color: rgba(0,201,255,0.25); }
.review-stars { color: #FFD700; font-size: 0.9rem; margin-bottom: 12px; letter-spacing: 2px; }
.review-text { font-size: 0.9rem; color: var(--text-sub); line-height: 1.8; margin-bottom: 16px; }
.review-user { display: flex; align-items: center; gap: 12px; }
.review-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, #0072FF, #00C9FF);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.9rem; color: #fff;
  flex-shrink: 0;
}
.review-name { font-size: 0.9rem; font-weight: 600; }
.review-date { font-size: 0.78rem; color: var(--text-muted); }

/* ============================================
   联系我们
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.contact-info h3 { font-size: 1.3rem; margin-bottom: 20px; }
.contact-item {
  display: flex; align-items: flex-start; gap: 14px;
  margin-bottom: 20px;
}
.contact-item-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(0,201,255,0.1);
  border: 1px solid rgba(0,201,255,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
}
.contact-item-text .label { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 2px; }
.contact-item-text .value { font-size: 0.95rem; color: var(--text-main); }
.qr-codes { display: flex; gap: 24px; flex-wrap: wrap; }
.qr-item { text-align: center; }
.qr-box {
  width: 120px; height: 120px;
  background: #fff;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 8px;
  overflow: hidden;
}
.qr-box canvas { width: 100% !important; height: 100% !important; }
.qr-label { font-size: 0.8rem; color: var(--text-sub); }
.community-entries {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.community-entry {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  transition: var(--transition);
}
.community-entry:hover { border-color: rgba(0,201,255,0.3); transform: translateY(-2px); }
.community-entry .icon { font-size: 2rem; margin-bottom: 10px; }
.community-entry .name { font-size: 0.9rem; font-weight: 600; margin-bottom: 4px; }
.community-entry .desc { font-size: 0.78rem; color: var(--text-muted); }

/* ============================================
   社交分享
   ============================================ */
.share-bar {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  justify-content: center;
}
.share-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 0.85rem; font-weight: 600;
  cursor: pointer; transition: var(--transition);
  border: none; text-decoration: none;
}
.share-wechat  { background: #07C160; color: #fff; }
.share-weibo   { background: #E6162D; color: #fff; }
.share-douyin  { background: #000; color: #fff; border: 1px solid #333; }
.share-bilibili{ background: #00A1D6; color: #fff; }
.share-btn:hover { transform: translateY(-2px); opacity: 0.9; color: #fff; }

/* ============================================
   页脚
   ============================================ */
.site-footer {
  background: #060E1C;
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo-wrap { margin-bottom: 16px; }
.footer-brand p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 20px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; color: var(--text-sub);
  transition: var(--transition);
}
.footer-social a:hover { background: var(--accent-blue); color: #fff; border-color: var(--accent-blue); }
.footer-col h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 16px; color: var(--text-main); }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 0.85rem; color: var(--text-muted); transition: var(--transition); }
.footer-col ul li a:hover { color: var(--accent-blue); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: 0.82rem; color: var(--text-muted); }
.vypsx058 { display: flex; gap: 20px; }
.vypsx058 a { font-size: 0.82rem; color: var(--text-muted); }
.vypsx058 a:hover { color: var(--accent-blue); }
.update-time { font-size: 0.8rem; color: var(--text-muted); }

/* ============================================
   面包屑
   ============================================ */
.breadcrumb {
  padding: 14px 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  background: var(--bg-mid);
}
.breadcrumb ol { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.breadcrumb li + li::before { content: '/'; color: var(--text-muted); }
.breadcrumb a { color: var(--text-sub); }
.breadcrumb a:hover { color: var(--accent-blue); }
.breadcrumb .current { color: var(--accent-blue); }

/* ============================================
   内页 Hero
   ============================================ */
.page-hero {
  background: linear-gradient(135deg, var(--bg-mid) 0%, var(--bg-deep) 100%);
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.page-hero h1 { font-size: 2.2rem; font-weight: 800; margin-bottom: 12px; }
.page-hero p { color: var(--text-sub); font-size: 1rem; max-width: 600px; margin: 0 auto; }

/* ============================================
   筛选栏
   ============================================ */
.filter-bar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}
.filter-btn {
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-sub);
  cursor: pointer;
  transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
}

/* ============================================
   分页
   ============================================ */
.pagination {
  display: flex; justify-content: center; gap: 8px;
  margin-top: 50px;
}
.page-btn {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-sub);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}
.page-btn:hover, .page-btn.active {
  background: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
}

/* ============================================
   AI功能卡片
   ============================================ */
.ai-card {
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0,114,255,0.08) 100%);
  border: 1px solid rgba(0,201,255,0.2);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 24px;
  transition: var(--transition);
}
.ai-card:hover { border-color: rgba(0,201,255,0.4); box-shadow: var(--shadow-glow); }
.ai-card-reverse { direction: rtl; }
.ai-card-reverse > * { direction: ltr; }
.ai-card-text h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 12px; }
.ai-card-text p { color: var(--text-sub); line-height: 1.8; margin-bottom: 20px; }
.ai-card-img {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16/9;
}
.ai-card-img img { width: 100%; height: 100%; object-fit: cover; }

/* ============================================
   社区功能
   ============================================ */
.community-features {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}
.community-feat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition);
}
.community-feat:hover { border-color: rgba(255,75,139,0.3); transform: translateY(-4px); }
.community-feat .icon { font-size: 2.2rem; margin-bottom: 14px; }
.community-feat h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 8px; }
.community-feat p { font-size: 0.82rem; color: var(--text-sub); }

/* ============================================
   工具卡片
   ============================================ */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}
.tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition);
  cursor: pointer;
}
.tool-card:hover { border-color: rgba(0,201,255,0.3); transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.tool-icon { font-size: 2.5rem; margin-bottom: 14px; }
.tool-name { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.tool-desc { font-size: 0.85rem; color: var(--text-sub); margin-bottom: 14px; }
.tool-badge {
  display: inline-block;
  padding: 3px 10px; border-radius: 50px;
  font-size: 0.72rem; font-weight: 700;
  background: rgba(0,201,255,0.12); color: var(--accent-blue);
  border: 1px solid rgba(0,201,255,0.2);
}

/* ============================================
   弹幕样式
   ============================================ */
.danmaku-wrap {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 200px;
}
.danmaku-track {
  position: absolute;
  white-space: nowrap;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
  animation: danmaku-scroll linear infinite;
  pointer-events: none;
}
@keyframes danmaku-scroll {
  from { transform: translateX(100%); }
  to   { transform: translateX(-100%); }
}

/* ============================================
   响应式
   ============================================ */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .ai-card { grid-template-columns: 1fr; }
  .ai-card-reverse { direction: ltr; }
}
@media (max-width: 768px) {
  .header-inner { flex-wrap: wrap; }
  .main-nav { display: none; flex-direction: column; width: 100%; background: var(--bg-mid); border-radius: var(--radius-md); padding: 10px; }
  .main-nav.open { display: flex; }
  .menu-toggle { display: flex; }
  .search-bar { min-width: 150px; }
  .hero h1 { font-size: 2rem; }
  .hero-stats { gap: 20px; }
  .video-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 50px 0; }
  .section-title { font-size: 1.6rem; }
  .top-bar .container { flex-direction: column; gap: 4px; }
  .community-entries { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .video-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .experts-grid { grid-template-columns: 1fr; }
}

/* ============================================
   动画工具类
   ============================================ */
.vm6i9fnlp { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.vm6i9fnlp.visible { opacity: 1; transform: translateY(0); }
.v5cznc { transition-delay: 0.1s; }
.vbh7w7sc { transition-delay: 0.2s; }
.vauf4am { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ============================================
   粒子背景
   ============================================ */
.particle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  animation: float-particle linear infinite;
}
@keyframes float-particle {
  0%   { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateY(-100px) rotate(720deg); opacity: 0; }
}

/* ============================================
   加载动画
   ============================================ */
.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card2) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-sm);
}
@keyframes skeleton-loading {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================
   通知提示
   ============================================ */
.notice-bar {
  background: linear-gradient(90deg, rgba(0,201,255,0.1), rgba(255,107,53,0.1));
  border: 1px solid rgba(0,201,255,0.2);
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 24px;
  font-size: 0.9rem;
}
.notice-bar .notice-icon { font-size: 1.1rem; flex-shrink: 0; }

/* ============================================
   MCP 服务前端占位
   ============================================ */
.mcp-widget {
  background: var(--bg-card);
  border: 1px dashed rgba(0,201,255,0.3);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ============================================
   H5 视频播放模态框
   ============================================ */
.video-modal {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
}
.video-modal-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.88);
  backdrop-filter: blur(8px);
  cursor: pointer;
}
.video-modal-inner {
  position: relative; z-index: 1;
  width: 90%; max-width: 860px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.6), 0 0 60px rgba(0,201,255,0.1);
  animation: modalIn 0.3s cubic-bezier(0.4,0,0.2,1);
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.92) translateY(20px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
.video-modal-close {
  position: absolute; top: 14px; right: 14px; z-index: 2;
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.15);
  color: #fff; font-size: 1rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.video-modal-close:hover { background: var(--accent-orange); border-color: var(--accent-orange); }
.video-modal-title {
  padding: 16px 20px 0;
  font-size: 1rem; font-weight: 700; color: var(--text-main);
  padding-right: 50px;
}
.video-modal-player { padding: 16px 20px 20px; }
.video-modal-player video {
  width: 100%; border-radius: var(--radius-md);
  background: #000; display: block;
  max-height: 480px;
}
.video-modal-info { margin-top: 12px; }
.video-modal-tags { display: flex; flex-wrap: wrap; gap: 6px; }

/* ============================================
   热搜标签云
   ============================================ */
.hot-tags {
  display: flex; flex-wrap: wrap; gap: 10px;
  justify-content: center;
  margin: 20px 0 40px;
}
.hot-tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.88rem; font-weight: 600;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-sub);
  cursor: pointer;
  transition: var(--transition);
}
.hot-tag:hover, .hot-tag.active {
  background: rgba(0,201,255,0.1);
  border-color: var(--accent-blue);
  color: var(--accent-blue);
  transform: translateY(-2px);
}
.hot-tag .rank {
  font-size: 0.72rem; font-weight: 800;
  color: var(--accent-orange);
  background: rgba(255,107,53,0.12);
  padding: 1px 5px; border-radius: 3px;
}

/* ============================================
   最新动漫资讯文章列表
   ============================================ */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  display: flex; flex-direction: column;
}
.news-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,201,255,0.3);
  box-shadow: var(--shadow-glow);
}
.news-card-img {
  aspect-ratio: 16/9; overflow: hidden;
}
.news-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease;
}
.news-card:hover .news-card-img img { transform: scale(1.05); }
.news-card-body { padding: 18px; flex: 1; display: flex; flex-direction: column; }
.news-card-cat {
  font-size: 0.75rem; font-weight: 700;
  color: var(--accent-blue);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.news-card-title {
  font-size: 0.95rem; font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
  line-height: 1.5;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-card-excerpt {
  font-size: 0.83rem; color: var(--text-sub);
  line-height: 1.7; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.news-card-footer {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 14px; padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 0.78rem; color: var(--text-muted);
}
.news-card-footer a {
  color: var(--accent-blue); font-weight: 600;
}
.news-card-footer a:hover { color: var(--accent-orange); }

/* ============================================
   内容专区（EEAT深度内容）
   ============================================ */
.content-article {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 24px;
}
.content-article h3 {
  font-size: 1.2rem; font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #00C9FF, #fff);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.content-article p {
  font-size: 0.92rem; color: var(--text-sub);
  line-height: 1.9; margin-bottom: 14px;
}
.content-article p:last-child { margin-bottom: 0; }
.content-article strong { color: var(--text-main); }

/* ============================================
   相关推荐内链
   ============================================ */
.related-links {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-top: 40px;
}
.related-links h4 {
  font-size: 0.95rem; font-weight: 700;
  margin-bottom: 16px; color: var(--text-main);
}
.related-links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}
.related-link-item {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px;
  background: rgba(0,201,255,0.05);
  border: 1px solid rgba(0,201,255,0.1);
  border-radius: var(--radius-sm);
  font-size: 0.85rem; color: var(--text-sub);
  transition: var(--transition);
}
.related-link-item:hover {
  background: rgba(0,201,255,0.12);
  border-color: rgba(0,201,255,0.3);
  color: var(--accent-blue);
  transform: translateX(3px);
}

/* ============================================
   筛选栏（补充active样式）
   ============================================ */
.filter-btn.active {
  background: linear-gradient(135deg, #00C9FF, #0072FF);
  color: #fff;
  border-color: transparent;
}

/* ============================================
   响应式补充
   ============================================ */
@media (max-width: 768px) {
  .video-modal-inner { width: 95%; }
  .video-modal-player video { max-height: 280px; }
  .news-grid { grid-template-columns: 1fr; }
  .content-article { padding: 24px; }
  .hot-tags { gap: 8px; }
  .hot-tag { font-size: 0.82rem; padding: 6px 14px; }
}