/* =============================================
   同人动漫传媒 - 主样式文件
   域名: y87sw9.cn
   ============================================= */

/* ---- CSS变量 ---- */
:root {
  --primary: #e8507a;
  --primary-dark: #c73560;
  --primary-light: #f9d0db;
  --secondary: #2d2d4e;
  --accent: #f7c948;
  --bg-light: #fdf6f8;
  --bg-white: #ffffff;
  --text-dark: #1a1a2e;
  --text-mid: #4a4a6a;
  --text-light: #8888aa;
  --border: #f0d8df;
  --shadow: 0 4px 24px rgba(232,80,122,0.10);
  --shadow-hover: 0 8px 36px rgba(232,80,122,0.20);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.28s cubic-bezier(.4,0,.2,1);
  --font-main: 'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-main);
  background: var(--bg-light);
  color: var(--text-dark);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-main); }
input, textarea, select { font-family: var(--font-main); }

/* ---- 容器 ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.container-wide { max-width: 1400px; margin: 0 auto; padding: 0 20px; }

/* ---- 顶部公告栏 ---- */
.top-bar {
  background: linear-gradient(90deg, var(--secondary) 0%, #3d2060 100%);
  color: #fff;
  font-size: 13px;
  padding: 7px 0;
  text-align: center;
  letter-spacing: 0.5px;
}
.top-bar a { color: var(--accent); }
.top-bar a:hover { color: #fff; }

/* ---- 导航头部 ---- */
.site-header {
  background: var(--bg-white);
  box-shadow: 0 2px 16px rgba(232,80,122,0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 20px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.site-logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
}
.site-logo .logo-text {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 2px;
  line-height: 1.2;
}
.site-logo .logo-sub {
  font-size: 11px;
  color: var(--text-light);
  letter-spacing: 1px;
}

/* ---- 主导航 ---- */
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  display: block;
  padding: 8px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
  border-radius: 8px;
  transition: all var(--transition);
  white-space: nowrap;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--primary);
  background: var(--primary-light);
}
.main-nav .c22tac {
  position: relative;
}
.main-nav .c22tac::after {
  content: 'HOT';
  position: absolute;
  top: 2px;
  right: 2px;
  background: var(--primary);
  color: #fff;
  font-size: 9px;
  padding: 1px 4px;
  border-radius: 4px;
  line-height: 1.4;
}

/* ---- 搜索框 ---- */
.header-search {
  display: flex;
  align-items: center;
  background: var(--bg-light);
  border: 1.5px solid var(--border);
  border-radius: 24px;
  padding: 6px 16px;
  gap: 8px;
  min-width: 220px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.header-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(232,80,122,0.10);
}
.header-search input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 14px;
  color: var(--text-dark);
  width: 100%;
}
.header-search input::placeholder { color: var(--text-light); }
.header-search button {
  color: var(--primary);
  font-size: 16px;
  padding: 0;
  line-height: 1;
}

/* ---- 汉堡菜单 ---- */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ---- 搜索栏（导航下方） ---- */
.search-bar-section {
  background: linear-gradient(135deg, var(--primary-light) 0%, #fff0f5 100%);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}
.search-bar-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 700px;
  margin: 0 auto;
}
.search-bar-inner .search-input-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  background: #fff;
  border: 2px solid var(--primary);
  border-radius: 32px;
  padding: 10px 20px;
  gap: 10px;
  box-shadow: 0 2px 12px rgba(232,80,122,0.10);
}
.search-bar-inner input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 15px;
  color: var(--text-dark);
  background: transparent;
}
.search-bar-inner input::placeholder { color: var(--text-light); }
.search-bar-inner .search-btn {
  background: var(--primary);
  color: #fff;
  border-radius: 24px;
  padding: 10px 28px;
  font-size: 15px;
  font-weight: 600;
  transition: background var(--transition), transform var(--transition);
  white-space: nowrap;
}
.search-bar-inner .search-btn:hover {
  background: var(--primary-dark);
  transform: scale(1.04);
}
.search-hot-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 10px;
  font-size: 13px;
  color: var(--text-light);
}
.search-hot-tags span { color: var(--text-mid); }
.search-hot-tags a {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 3px 12px;
  color: var(--text-mid);
  font-size: 13px;
  transition: all var(--transition);
}
.search-hot-tags a:hover {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
}

/* ---- Hero Banner ---- */
.hero-section {
  position: relative;
  overflow: hidden;
  min-height: 520px;
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.55);
  z-index: 0;
}
.hero-content {
  position: relative;
  z-index: 1;
  color: #fff;
  padding: 80px 0;
}
.uaehd9 {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
  letter-spacing: 1px;
  font-weight: 600;
}
.hero-content h1 {
  font-size: clamp(32px, 5vw, 58px);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 16px;
  text-shadow: 0 2px 16px rgba(0,0,0,0.3);
}
.hero-content h1 em {
  color: var(--accent);
  font-style: normal;
}
.hero-content p {
  font-size: clamp(15px, 2vw, 18px);
  opacity: 0.92;
  margin-bottom: 32px;
  max-width: 560px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  padding: 14px 32px;
  border-radius: 32px;
  font-size: 16px;
  font-weight: 700;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(232,80,122,0.35);
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(232,80,122,0.45);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #fff;
  padding: 13px 30px;
  border-radius: 32px;
  font-size: 16px;
  font-weight: 600;
  border: 2px solid rgba(255,255,255,0.7);
  transition: all var(--transition);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
  border-color: #fff;
}
.pxxu8ljs {
  display: flex;
  gap: 40px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.pxxu8lj { text-align: left; }
.pxxu8lj .num {
  font-size: 28px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.pxxu8lj .label {
  font-size: 13px;
  opacity: 0.8;
  margin-top: 4px;
}

/* ---- 通用区块标题 ---- */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-white); }
.section-dark { background: var(--secondary); color: #fff; }
.section-pink { background: linear-gradient(135deg, #fff0f5 0%, #fdf6f8 100%); }

.section-header { text-align: center; margin-bottom: 48px; }
.mwvt4ymg {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
  letter-spacing: 1px;
}
.section-header h2 {
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 12px;
  line-height: 1.3;
}
.section-header h2 em {
  color: var(--primary);
  font-style: normal;
}
.section-header p {
  font-size: 16px;
  color: var(--text-mid);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}
.section-dark .section-header h2 { color: #fff; }
.section-dark .section-header p { color: rgba(255,255,255,0.7); }
.section-dark .mwvt4ymg { background: rgba(255,255,255,0.15); color: #fff; }

/* ---- 视频卡片 ---- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.video-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.video-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: #1a1a2e;
}
.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.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(0,0,0,0.25);
  opacity: 0;
  transition: opacity var(--transition);
}
.video-card:hover .video-play-btn { opacity: 1; }
.play-icon {
  width: 60px;
  height: 60px;
  background: rgba(255,255,255,0.92);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.85);
  transition: transform var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.video-card:hover .play-icon { transform: scale(1); }
.play-icon::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-top: 12px solid transparent;
  border-bottom: 12px solid transparent;
  border-left: 20px solid var(--primary);
  margin-left: 4px;
}
.video-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 4px;
}
.video-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--primary);
  color: #fff;
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 600;
}
.video-info { padding: 16px; }
.video-info h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-dark);
  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-light);
}
.video-meta span { display: flex; align-items: center; gap: 4px; }
.video-stats {
  display: flex;
  gap: 14px;
  margin-top: 10px;
  font-size: 13px;
  color: var(--text-mid);
}
.video-stats span { display: flex; align-items: center; gap: 4px; }

/* ---- 功能模块卡片 ---- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1.5px solid transparent;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary-light);
}
.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary-light) 0%, #ffe0ec 100%);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
  transition: transform var(--transition);
}
.feature-card:hover .feature-icon { transform: scale(1.1) rotate(-5deg); }
.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.7;
}

/* ---- 专家展示 ---- */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}
.expert-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}
.expert-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}
.expert-photo {
  position: relative;
  height: 220px;
  overflow: hidden;
}
.expert-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.expert-card:hover .expert-photo img { transform: scale(1.05); }
.expert-badge {
  position: absolute;
  bottom: 14px;
  left: 14px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 20px;
  font-weight: 600;
}
.expert-info { padding: 20px; }
.expert-info h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 4px;
}
.expert-title {
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 10px;
}
.expert-desc {
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 14px;
}
.expert-awards {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.expert-awards span {
  background: var(--primary-light);
  color: var(--primary);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 12px;
}
.expert-actions { display: flex; gap: 10px; }
.btn-sm {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition);
}
.btn-sm-primary {
  background: var(--primary);
  color: #fff;
}
.btn-sm-primary:hover {
  background: var(--primary-dark);
  color: #fff;
}
.btn-sm-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-sm-outline:hover {
  background: var(--primary-light);
}

/* ---- 合作品牌 ---- */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 20px;
  align-items: center;
}
.partner-item {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  border: 1.5px solid var(--border);
  transition: all var(--transition);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-mid);
}
.partner-item:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.partner-item .partner-icon { font-size: 28px; margin-bottom: 8px; }

/* ---- 用户评价 ---- */
.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.review-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border-left: 4px solid var(--primary);
}
.review-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.review-stars {
  color: var(--accent);
  font-size: 16px;
  margin-bottom: 12px;
  letter-spacing: 2px;
}
.review-text {
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.8;
  margin-bottom: 16px;
  font-style: italic;
}
.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.review-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
}
.review-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dark);
}
.review-date { font-size: 12px; color: var(--text-light); }

/* ---- FAQ ---- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--bg-white);
  border-radius: var(--radius);
  margin-bottom: 12px;
  border: 1.5px solid var(--border);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item.open { border-color: var(--primary); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-dark);
  transition: color var(--transition);
  gap: 12px;
}
.faq-question:hover { color: var(--primary); }
.faq-item.open .faq-question { color: var(--primary); }
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
  transition: transform var(--transition), background var(--transition);
  line-height: 1;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 22px;
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.8;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 22px 18px;
}

/* ---- 联系我们 ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.contact-info h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 20px;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
}
.contact-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.contact-item h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 4px;
}
.contact-item p {
  font-size: 14px;
  color: var(--text-mid);
}
.qrcode-row {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.qrcode-item { text-align: center; }
.qrcode-item img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 12px;
  border: 2px solid var(--border);
}
.qrcode-item p {
  font-size: 12px;
  color: var(--text-mid);
  margin-top: 8px;
}

/* ---- 社区入口 ---- */
.community-entry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.community-entry {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  color: #fff;
  transition: all var(--transition);
  cursor: pointer;
}
.community-entry:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(232,80,122,0.35);
}
.community-entry .icon { font-size: 32px; margin-bottom: 10px; }
.community-entry h4 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.community-entry p { font-size: 12px; opacity: 0.85; }

/* ---- 社交分享 ---- */
.share-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  padding: 20px 0;
}
.share-bar span { font-size: 14px; color: var(--text-mid); }
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  transition: all var(--transition);
  cursor: pointer;
}
.share-btn:hover { transform: translateY(-2px); opacity: 0.9; color: #fff; }
.share-wechat { background: #07C160; }
.share-weibo { background: #E6162D; }
.share-douyin { background: #000; }
.share-bilibili { background: #00A1D6; }

/* ---- 面包屑 ---- */
.breadcrumb {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.breadcrumb ol {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-light);
  flex-wrap: wrap;
}
.breadcrumb ol li { display: flex; align-items: center; gap: 8px; }
.breadcrumb ol li:not(:last-child)::after {
  content: '›';
  color: var(--text-light);
}
.breadcrumb ol li a { color: var(--text-mid); }
.breadcrumb ol li a:hover { color: var(--primary); }
.breadcrumb ol li:last-child { color: var(--primary); font-weight: 600; }

/* ---- 页脚 ---- */
.site-footer {
  background: var(--secondary);
  color: rgba(255,255,255,0.85);
}
.footer-main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 56px 0 40px;
}
.footer-brand .logo-text {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  opacity: 0.75;
  margin-bottom: 20px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--primary); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}
.footer-bottom a { color: rgba(255,255,255,0.65); }
.footer-bottom a:hover { color: var(--primary); }
.footer-update {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
}

/* ---- 内页通用 ---- */
.page-hero {
  background: linear-gradient(135deg, var(--secondary) 0%, #3d2060 100%);
  color: #fff;
  padding: 60px 0;
  text-align: center;
}
.page-hero h1 {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  margin-bottom: 12px;
}
.page-hero p {
  font-size: 16px;
  opacity: 0.8;
  max-width: 560px;
  margin: 0 auto;
}

/* ---- 标签云 ---- */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 16px;
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.tag:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ---- 加载更多 ---- */
.qx3lwy4 { text-align: center; margin-top: 40px; }
.3vk66i1 {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  padding: 12px 36px;
  border-radius: 32px;
  font-size: 15px;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
}
.3vk66i1:hover {
  background: var(--primary);
  color: #fff;
}

/* ---- 回到顶部 ---- */
#b762kb {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 4px 16px rgba(232,80,122,0.4);
  cursor: pointer;
  opacity: 0;
  transform: translateY(16px);
  transition: all var(--transition);
  z-index: 999;
  text-decoration: none;
}
#b762kb.visible {
  opacity: 1;
  transform: translateY(0);
}
#b762kb:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-3px);
}

/* ---- 懒加载占位 ---- */
.lazy-placeholder {
  background: linear-gradient(90deg, #f0d8df 25%, #fce4ec 50%, #f0d8df 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ---- 响应式 ---- */
@media (max-width: 1024px) {
  .footer-main { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .header-inner { flex-wrap: wrap; }
  .main-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.98);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    z-index: 9999;
    padding: 40px 20px;
  }
  .main-nav.open { display: flex; }
  .main-nav a { font-size: 18px; padding: 12px 24px; }
  .menu-toggle { display: flex; }
  .header-search { display: none; }
  .hero-section { min-height: 380px; }
  .hero-content { padding: 50px 0; }
  .pxxu8ljs { gap: 24px; }
  .footer-main { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .video-grid { grid-template-columns: 1fr 1fr; }
  .section { padding: 48px 0; }
  #b762kb { bottom: 20px; right: 20px; }
}

@media (max-width: 480px) {
  .video-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .expert-grid { grid-template-columns: 1fr; }
  .review-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-outline { width: 100%; justify-content: center; }
}