/* =============================================
   海角视频 - 主样式文件
   Brand: 海角 | Domain: im4lq2.cn
   ============================================= */

/* ---- CSS变量 ---- */
:root {
  --primary: #FF6B9D;
  --primary-dark: #E05580;
  --primary-light: #FFB3CC;
  --secondary: #7C4DFF;
  --secondary-dark: #5E35B1;
  --accent: #FF4081;
  --bg-dark: #0D0D1A;
  --bg-card: #161628;
  --bg-card2: #1E1E35;
  --text-main: #F0F0F8;
  --text-muted: #9090B0;
  --text-light: #C0C0D8;
  --border: #2A2A45;
  --gradient-hero: linear-gradient(135deg, #0D0D1A 0%, #1A0A2E 50%, #0D0D1A 100%);
  --gradient-pink: linear-gradient(135deg, #FF6B9D, #FF4081);
  --gradient-purple: linear-gradient(135deg, #7C4DFF, #5E35B1);
  --gradient-card: linear-gradient(145deg, #1E1E35, #161628);
  --shadow-card: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-hover: 0 16px 48px rgba(255,107,157,0.25);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- 重置与基础 ---- */
*, *::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', sans-serif;
  background: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-light); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

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

/* ---- 顶部公告栏 ---- */
.top-bar {
  background: var(--gradient-pink);
  color: #fff;
  text-align: center;
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.5px;
}
.top-bar a { color: #fff; text-decoration: underline; }

/* ---- 头部导航 ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(13,13,26,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
}
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 20px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-icon {
  width: 42px;
  height: 42px;
  background: var(--gradient-pink);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 900;
  color: #fff;
  box-shadow: 0 4px 15px rgba(255,107,157,0.4);
  flex-shrink: 0;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.logo-text .brand { font-size: 20px; font-weight: 800; color: var(--primary); letter-spacing: 1px; }
.logo-text .slogan { font-size: 11px; color: var(--text-muted); letter-spacing: 0.5px; }

/* 导航菜单 */
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-light);
  transition: all var(--transition);
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active {
  background: rgba(255,107,157,0.15);
  color: var(--primary);
}

/* 搜索框 */
.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 6px 16px;
  gap: 8px;
  min-width: 200px;
  transition: border-color var(--transition);
}
.search-box:focus-within { border-color: var(--primary); }
.search-box input {
  background: none;
  border: none;
  outline: none;
  color: var(--text-main);
  font-size: 14px;
  width: 100%;
}
.search-box input::placeholder { color: var(--text-muted); }
.search-box button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 16px;
  padding: 0;
  transition: color var(--transition);
}
.search-box button:hover { color: var(--primary); }

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

/* ---- 搜索栏（导航下方） ---- */
.header-search-bar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px;
}
.header-search-bar .search-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
}
.header-search-bar .search-full {
  flex: 1;
  display: flex;
  align-items: center;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 10px 20px;
  gap: 10px;
  max-width: 700px;
  transition: border-color var(--transition);
}
.header-search-bar .search-full:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(255,107,157,0.15); }
.header-search-bar .search-full input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text-main);
  font-size: 15px;
}
.header-search-bar .search-full input::placeholder { color: var(--text-muted); }
.header-search-bar .search-btn {
  background: var(--gradient-pink);
  color: #fff;
  border: none;
  border-radius: 24px;
  padding: 10px 28px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity var(--transition);
  white-space: nowrap;
}
.header-search-bar .search-btn:hover { opacity: 0.88; }
.search-tags { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.search-tag {
  background: rgba(255,107,157,0.12);
  color: var(--primary);
  border: 1px solid rgba(255,107,157,0.25);
  border-radius: 14px;
  padding: 4px 12px;
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition);
}
.search-tag:hover { background: var(--primary); color: #fff; }

/* ---- 面包屑 ---- */
.breadcrumb {
  max-width: 1280px;
  margin: 0 auto;
  padding: 12px 20px;
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: var(--border); }
.breadcrumb .current { color: var(--text-light); }

/* ---- 通用容器 ---- */
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.section { padding: 60px 0; }
.section-sm { padding: 40px 0; }

/* ---- 区块标题 ---- */
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}
.section-header h2 .highlight { color: var(--primary); }
.section-header p { color: var(--text-muted); font-size: 15px; max-width: 560px; margin: 0 auto; }
.section-divider {
  width: 60px;
  height: 4px;
  background: var(--gradient-pink);
  border-radius: 2px;
  margin: 16px auto 0;
}

/* ---- Hero Banner ---- */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--gradient-hero);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/banner_hero.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.25;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(13,13,26,0.95) 40%, rgba(13,13,26,0.3) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 20px;
  width: 100%;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,107,157,0.15);
  border: 1px solid rgba(255,107,157,0.35);
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 13px;
  color: var(--primary);
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(32px, 6vw, 64px);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
  color: var(--text-main);
}
.hero h1 .brand-name { color: var(--primary); }
.hero p {
  font-size: clamp(15px, 2vw, 18px);
  color: var(--text-light);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
  background: var(--gradient-pink);
  color: #fff;
  border: none;
  border-radius: 30px;
  padding: 14px 36px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 6px 20px rgba(255,107,157,0.4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(255,107,157,0.5); color: #fff; }
.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 2px solid var(--border);
  border-radius: 30px;
  padding: 12px 32px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.stat-item { text-align: left; }
.stat-num { font-size: 28px; font-weight: 800; color: var(--primary); }
.stat-label { font-size: 13px; color: var(--text-muted); margin-top: 2px; }

/* ---- 视频卡片网格 ---- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.video-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(255,107,157,0.4);
}
.video-thumb {
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
  background: var(--bg-card2);
}
.video-thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.video-card:hover .video-thumb img { transform: scale(1.06); }
.play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.3);
  opacity: 0;
  transition: opacity var(--transition);
}
.video-card:hover .play-btn { opacity: 1; }
.play-icon {
  width: 56px;
  height: 56px;
  background: rgba(255,107,157,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #fff;
  box-shadow: 0 4px 20px rgba(255,107,157,0.5);
  transform: scale(0.85);
  transition: transform var(--transition);
}
.video-card:hover .play-icon { transform: scale(1); }
.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 4px;
}
.video-tag {
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--gradient-pink);
  color: #fff;
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 600;
}
.video-info { padding: 14px; }
.video-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
}
.video-meta span { display: flex; align-items: center; gap: 4px; }
.video-author {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.author-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gradient-pink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: #fff;
  font-weight: 700;
  flex-shrink: 0;
}
.author-name { font-size: 12px; color: var(--text-muted); }

/* ---- 分类标签栏 ---- */
.category-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.cat-tab {
  padding: 8px 20px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--bg-card);
}
.cat-tab:hover, .cat-tab.active {
  background: var(--gradient-pink);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(255,107,157,0.3);
}

/* ---- 专家卡片 ---- */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}
.expert-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition);
}
.expert-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(255,107,157,0.3); }
.expert-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--gradient-pink);
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: #fff;
  font-weight: 800;
  border: 3px solid rgba(255,107,157,0.3);
}
.expert-name { font-size: 18px; font-weight: 700; color: var(--text-main); margin-bottom: 4px; }
.expert-title { font-size: 13px; color: var(--primary); margin-bottom: 12px; }
.expert-desc { font-size: 13px; color: var(--text-muted); line-height: 1.6; margin-bottom: 16px; }
.expert-tags { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; margin-bottom: 16px; }
.expert-tag {
  background: rgba(124,77,255,0.15);
  color: #A78BFA;
  border-radius: 12px;
  padding: 3px 10px;
  font-size: 11px;
}
.expert-btns { display: flex; gap: 8px; justify-content: center; }
.btn-sm {
  padding: 7px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}
.btn-sm-primary { background: var(--gradient-pink); color: #fff; }
.btn-sm-outline { background: transparent; border: 1px solid var(--border); color: var(--text-muted); }
.btn-sm-outline:hover { border-color: var(--primary); color: var(--primary); }

/* ---- 用户评价 ---- */
.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.review-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all var(--transition);
}
.review-card:hover { border-color: rgba(255,107,157,0.3); box-shadow: var(--shadow-card); }
.review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #fff;
  font-weight: 700;
  flex-shrink: 0;
}
.review-user { flex: 1; }
.review-name { font-size: 14px; font-weight: 600; color: var(--text-main); }
.review-date { font-size: 12px; color: var(--text-muted); }
.review-stars { color: #FFD700; font-size: 14px; margin-bottom: 10px; }
.review-text { font-size: 14px; color: var(--text-light); line-height: 1.7; }
.review-tag {
  display: inline-block;
  margin-top: 12px;
  background: rgba(255,107,157,0.1);
  color: var(--primary);
  border-radius: 12px;
  padding: 3px 10px;
  font-size: 11px;
}

/* ---- FAQ ---- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item:hover { border-color: rgba(255,107,157,0.3); }
.faq-question {
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  gap: 12px;
}
.faq-question::after {
  content: '+';
  font-size: 22px;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform var(--transition);
}
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer-inner {
  padding: 0 24px 18px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

/* ---- 合作品牌Logo墙 ---- */
.partner-logos {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}
.partner-logo {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 28px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-muted);
  transition: all var(--transition);
  min-width: 120px;
  text-align: center;
}
.partner-logo:hover { border-color: var(--primary); color: var(--primary); background: rgba(255,107,157,0.05); }

/* ---- 联系我们 ---- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.contact-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  transition: all var(--transition);
}
.contact-card:hover { border-color: rgba(255,107,157,0.3); transform: translateY(-4px); }
.contact-icon {
  width: 60px;
  height: 60px;
  background: rgba(255,107,157,0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin: 0 auto 16px;
}
.contact-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.contact-card p { font-size: 13px; color: var(--text-muted); line-height: 1.7; }
.qrcode-img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 8px;
  margin: 12px auto 0;
  border: 2px solid var(--border);
}

/* ---- 社交分享 ---- */
.share-btns { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.share-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  color: #fff;
}
.share-wechat { background: #07C160; }
.share-weibo { background: #E6162D; }
.share-douyin { background: #010101; border: 1px solid #333; }
.share-bilibili { background: #00A1D6; }
.share-btn:hover { opacity: 0.85; transform: translateY(-2px); }

/* ---- How-To步骤 ---- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}
.step-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  position: relative;
  transition: all var(--transition);
}
.step-card:hover { border-color: rgba(255,107,157,0.3); }
.step-num {
  width: 48px;
  height: 48px;
  background: var(--gradient-pink);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  margin: 0 auto 16px;
}
.step-card h4 { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
.step-card p { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

/* ---- 统计数字栏 ---- */
.stats-bar {
  background: var(--gradient-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 20px;
}
.stats-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.stat-block .num { font-size: 36px; font-weight: 900; color: var(--primary); }
.stat-block .unit { font-size: 18px; color: var(--primary); }
.stat-block .label { font-size: 14px; color: var(--text-muted); margin-top: 4px; }

/* ---- 图片画廊 ---- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}
.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--bg-card2);
  position: relative;
  cursor: pointer;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 14px;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-label { font-size: 13px; color: #fff; font-weight: 600; }

/* ---- 直播卡片 ---- */
.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #E6162D;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 12px;
}
.live-dot {
  width: 7px;
  height: 7px;
  background: #fff;
  border-radius: 50%;
  animation: pulse 1.2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ---- 页脚 ---- */
.site-footer {
  background: #080812;
  border-top: 1px solid var(--border);
  padding: 60px 20px 30px;
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand .logo-row { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .brand-name { font-size: 22px; font-weight: 800; color: var(--primary); }
.footer-brand p { font-size: 14px; color: var(--text-muted); line-height: 1.8; margin-bottom: 20px; }
.footer-col h5 { font-size: 15px; font-weight: 700; color: var(--text-main); margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 13px; color: var(--text-muted); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--primary); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-muted);
}
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--primary); }
.footer-qrcodes { display: flex; gap: 24px; }
.qr-block { text-align: center; }
.qr-block img { width: 90px; height: 90px; border-radius: 8px; margin-bottom: 6px; }
.qr-block p { font-size: 11px; color: var(--text-muted); }

/* ---- 内页通用 ---- */
.page-hero {
  background: linear-gradient(135deg, #0D0D1A 0%, #1A0A2E 100%);
  padding: 60px 20px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { font-size: clamp(28px, 5vw, 48px); font-weight: 900; color: var(--text-main); margin-bottom: 12px; }
.page-hero h1 .brand-name { color: var(--primary); }
.page-hero p { font-size: 16px; color: var(--text-muted); max-width: 600px; margin: 0 auto; }

/* ---- 分页 ---- */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 40px; }
.page-btn {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--bg-card);
}
.page-btn:hover, .page-btn.active { background: var(--gradient-pink); color: #fff; border-color: transparent; }

/* ---- 加载更多 ---- */
.load-more-btn {
  display: block;
  margin: 40px auto 0;
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  border-radius: 30px;
  padding: 12px 40px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}
.load-more-btn:hover { background: var(--primary); color: #fff; }

/* ---- 响应式 ---- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .main-nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: rgba(13,13,26,0.98); flex-direction: column; padding: 16px; border-bottom: 1px solid var(--border); gap: 4px; }
  .main-nav.open { display: flex; }
  .menu-toggle { display: flex; }
  .search-box { display: none; }
  .hero { min-height: 420px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .header-search-bar .search-tags { display: none; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 28px; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { gap: 24px; }
  .video-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
}

/* ---- 动画 ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeInUp 0.6s ease forwards; }
.fade-in-delay-1 { animation-delay: 0.1s; }
.fade-in-delay-2 { animation-delay: 0.2s; }
.fade-in-delay-3 { animation-delay: 0.3s; }

/* ---- 标签 ---- */
.tag {
  display: inline-block;
  background: rgba(124,77,255,0.15);
  color: #A78BFA;
  border-radius: 12px;
  padding: 3px 10px;
  font-size: 11px;
  font-weight: 500;
}
.tag-pink { background: rgba(255,107,157,0.15); color: var(--primary); }
.tag-green { background: rgba(16,185,129,0.15); color: #10B981; }

/* ---- 内容文章 ---- */
.article-content {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.9;
}
.article-content h2 { font-size: 22px; font-weight: 700; color: var(--text-main); margin: 28px 0 14px; }
.article-content h3 { font-size: 18px; font-weight: 600; color: var(--text-main); margin: 22px 0 10px; }
.article-content p { margin-bottom: 16px; }
.article-content ul { padding-left: 20px; margin-bottom: 16px; }
.article-content ul li { margin-bottom: 8px; list-style: disc; }

/* ---- 视频播放器占位 ---- */
.video-player-placeholder {
  background: var(--bg-card2);
  border-radius: var(--radius);
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
}
.video-player-placeholder img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}
.video-player-placeholder .big-play {
  position: relative;
  z-index: 2;
  width: 80px;
  height: 80px;
  background: rgba(255,107,157,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: #fff;
  box-shadow: 0 8px 32px rgba(255,107,157,0.5);
  transition: transform var(--transition);
}
.video-player-placeholder:hover .big-play { transform: scale(1.1); }

/* ---- 通知条 ---- */
.notice-bar {
  background: rgba(255,107,157,0.08);
  border: 1px solid rgba(255,107,157,0.2);
  border-radius: var(--radius);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 24px;
}
.notice-bar .notice-icon { color: var(--primary); font-size: 18px; flex-shrink: 0; }