/* ============================================
   溏心 - 主样式文件
   Brand: 溏心 | Domain: rjhh0l.cn
   Version: 1.0.0
   ============================================ */

/* --- CSS变量 --- */
:root {
  --primary: #E8447A;
  --primary-dark: #C0305E;
  --primary-light: #F7A8C0;
  --secondary: #F5A623;
  --secondary-dark: #D4891A;
  --accent: #7B2FBE;
  --dark: #1A1A2E;
  --dark2: #16213E;
  --dark3: #0F3460;
  --text: #2D2D2D;
  --text-muted: #6B7280;
  --text-light: #9CA3AF;
  --bg: #FAFAFA;
  --bg-card: #FFFFFF;
  --border: #E5E7EB;
  --border-light: #F3F4F6;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --shadow: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-lg: 0 16px 50px rgba(0,0,0,0.16);
  --transition: 0.3s ease;
  --font-main: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
}

/* --- 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: var(--font-main);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary); }
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); }

/* --- 布局容器 --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.container-wide { max-width: 1400px; margin: 0 auto; padding: 0 24px; }
.section { padding: 70px 0; }
.section-sm { padding: 40px 0; }

/* --- 标题系统 --- */
.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
  position: relative;
}
.section-title span { color: var(--primary); }
.x6tgfw40y {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 40px;
}
.xfeyp51 { text-align: center; margin-bottom: 48px; }
.xfeyp51 .section-title::after {
  content: '';
  display: block;
  width: 50px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
  margin: 12px auto 0;
}

/* --- 按钮 --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 4px 15px rgba(232,68,122,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(232,68,122,0.45);
  color: #fff;
}
.btn-secondary {
  background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
  color: #fff;
  box-shadow: 0 4px 15px rgba(245,166,35,0.35);
}
.btn-secondary:hover { transform: translateY(-2px); color: #fff; }
.btn-outline {
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
}
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-ghost { color: var(--text-muted); padding: 8px 16px; }
.btn-ghost:hover { color: var(--primary); }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

/* ============================================
   顶部导航栏
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  height: 68px;
  gap: 24px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.site-logo img.logo-img {
  height: 42px;
  width: auto;
}
.site-logo img.favicon-img {
  height: 28px;
  width: 28px;
  border-radius: 6px;
}
.logo-text {
  font-size: 1.3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.site-nav a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  transition: all var(--transition);
}
.site-nav a:hover, .site-nav a.active {
  color: var(--primary);
  background: rgba(232,68,122,0.08);
}
.header-search {
  display: flex;
  align-items: center;
  background: var(--border-light);
  border: 1.5px solid var(--border);
  border-radius: 50px;
  padding: 0 16px;
  height: 38px;
  gap: 8px;
  transition: all var(--transition);
  min-width: 200px;
}
.header-search:focus-within {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(232,68,122,0.1);
}
.header-search input {
  border: none;
  background: transparent;
  font-size: 0.9rem;
  color: var(--text);
  outline: none;
  width: 100%;
}
.header-search input::placeholder { color: var(--text-light); }
.header-search button {
  color: var(--text-muted);
  font-size: 1rem;
  padding: 0;
  transition: color var(--transition);
}
.header-search button:hover { color: var(--primary); }
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ============================================
   Hero Banner
   ============================================ */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--dark);
  min-height: 520px;
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.45;
  transition: transform 8s ease;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,26,46,0.85) 0%, rgba(232,68,122,0.25) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  color: #fff;
  max-width: 640px;
}
.x9vpryjsn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(232,68,122,0.25);
  border: 1px solid rgba(232,68,122,0.4);
  color: #fff;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 20px;
  backdrop-filter: blur(8px);
}
.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.hero h1 em { color: var(--secondary); font-style: normal; }
.hero p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 32px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.xbcuv4t {
  position: absolute;
  bottom: 40px;
  right: 0;
  z-index: 2;
  display: flex;
  gap: 0;
}
.x1easf42 {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 16px 28px;
  text-align: center;
  color: #fff;
}
.x1easf42:first-child { border-radius: var(--radius) 0 0 var(--radius); }
.x1easf42:last-child { border-radius: 0 var(--radius) var(--radius) 0; }
.x1easf42 strong { display: block; font-size: 1.6rem; font-weight: 800; color: var(--secondary); }
.x1easf42 span { font-size: 0.8rem; opacity: 0.8; }

/* ============================================
   搜索栏（导航下方）
   ============================================ */
.search-bar-section {
  background: linear-gradient(135deg, var(--dark), var(--dark2));
  padding: 20px 0;
}
.search-bar-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 700px;
  margin: 0 auto;
}
.search-main {
  flex: 1;
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 50px;
  padding: 0 20px;
  height: 48px;
  gap: 10px;
  transition: all var(--transition);
}
.search-main:focus-within {
  border-color: var(--primary);
  background: rgba(255,255,255,0.15);
}
.search-main input {
  flex: 1;
  border: none;
  background: transparent;
  color: #fff;
  font-size: 1rem;
  outline: none;
}
.search-main input::placeholder { color: rgba(255,255,255,0.5); }
.search-main .search-icon { color: rgba(255,255,255,0.6); font-size: 1.1rem; }
.search-submit {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border: none;
  border-radius: 50px;
  padding: 0 28px;
  height: 48px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.search-submit:hover { transform: translateY(-1px); box-shadow: 0 4px 15px rgba(232,68,122,0.4); }
.search-tags { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-top: 12px; }
.search-tag {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.7);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition);
}
.search-tag:hover { background: rgba(232,68,122,0.2); border-color: var(--primary); color: #fff; }

/* ============================================
   视频卡片
   ============================================ */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.video-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.video-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--dark);
}
.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: background var(--transition);
  opacity: 0;
}
.video-card:hover .video-play-btn {
  opacity: 1;
  background: rgba(0,0,0,0.35);
}
.play-icon {
  width: 60px;
  height: 60px;
  background: rgba(255,255,255,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.8);
  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: '';
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent var(--primary);
  margin-left: 4px;
}
.video-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 600;
}
.video-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}
.video-info { padding: 14px; }
.video-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.video-meta span { display: flex; align-items: center; gap: 4px; }
.video-author {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
}
.author-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}
.author-name { font-size: 0.82rem; color: var(--text-muted); }

/* ============================================
   横向视频卡片（大卡片）
   ============================================ */
.video-card-h {
  display: flex;
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}
.video-card-h:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.video-card-h .video-thumb {
  width: 280px;
  flex-shrink: 0;
  aspect-ratio: auto;
}
.video-card-h .video-info { flex: 1; padding: 20px; display: flex; flex-direction: column; justify-content: space-between; }

/* ============================================
   分类标签栏
   ============================================ */
.category-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.cat-tab {
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
  background: var(--border-light);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  border: 1.5px solid transparent;
}
.cat-tab:hover, .cat-tab.active {
  background: rgba(232,68,122,0.1);
  color: var(--primary);
  border-color: var(--primary);
}

/* ============================================
   特色模块卡片
   ============================================ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.xi25i2ams {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.xi25i2ams::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
}
.xi25i2ams:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.xq1ozb1 {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 18px;
}
.feature-icon.pink { background: rgba(232,68,122,0.12); }
.feature-icon.gold { background: rgba(245,166,35,0.12); }
.feature-icon.purple { background: rgba(123,47,190,0.12); }
.feature-icon.blue { background: rgba(59,130,246,0.12); }
.feature-icon.green { background: rgba(16,185,129,0.12); }
.feature-icon.red { background: rgba(239,68,68,0.12); }
.xi25i2ams h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; color: var(--dark); }
.xi25i2ams p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; }

/* ============================================
   专家展示
   ============================================ */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}
.xo6ga0x {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}
.xo6ga0x:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.xff6gnm9 {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  margin: 0 auto 16px;
  overflow: hidden;
  border: 3px solid var(--primary-light);
}
.xff6gnm9 img { width: 100%; height: 100%; object-fit: cover; }
.xo24a0 { font-size: 1.1rem; font-weight: 700; color: var(--dark); margin-bottom: 4px; }
.x84niky3 { font-size: 0.85rem; color: var(--primary); font-weight: 600; margin-bottom: 10px; }
.xleypr { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 16px; }
.xc49lzqa { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; margin-bottom: 16px; }
.x9tsv7t20 {
  background: var(--border-light);
  color: var(--text-muted);
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.75rem;
}
.expert-actions { display: flex; gap: 8px; justify-content: center; }

/* ============================================
   FAQ
   ============================================ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius);
  margin-bottom: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1px solid var(--border);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--dark);
  transition: color var(--transition);
  gap: 16px;
}
.faq-question:hover { color: var(--primary); }
.faq-question .faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
  transition: all var(--transition);
  color: var(--primary);
}
.faq-item.open .faq-question .faq-icon { background: var(--primary); color: #fff; transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 24px;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.8;
}
.faq-item.open .faq-answer { max-height: 300px; padding: 0 24px 20px; }

/* ============================================
   用户评价
   ============================================ */
.x17osqf {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.xywa7r3 {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  position: relative;
}
.xywa7r3:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.xywa7r3::before {
  content: '\201C';
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 4rem;
  color: var(--primary-light);
  font-family: Georgia, serif;
  line-height: 1;
  opacity: 0.5;
}
.xrkr5upp { display: flex; gap: 3px; margin-bottom: 12px; }
.xrkr5upp span { color: var(--secondary); font-size: 1rem; }
.x7fcdp80k { font-size: 0.92rem; color: var(--text); line-height: 1.7; margin-bottom: 16px; }
.xev0fn73u {
  display: flex;
  align-items: center;
  gap: 12px;
}
.x83dtugav {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.x4gaqrw .name { font-weight: 600; font-size: 0.9rem; color: var(--dark); }
.x4gaqrw .date { font-size: 0.78rem; color: var(--text-light); }

/* ============================================
   合作品牌Logo墙
   ============================================ */
.xe59a6d {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  align-items: center;
}
.x4bcz4q {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 28px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}
.x4bcz4q:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow); }

/* ============================================
   统计数字区
   ============================================ */
.stats-section {
  background: linear-gradient(135deg, var(--dark), var(--dark2));
  color: #fff;
  padding: 60px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-item strong {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}
.stat-item span { font-size: 0.9rem; opacity: 0.75; }

/* ============================================
   How-To加入社区
   ============================================ */
.x6dvynzk {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.x6dvynzk::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  z-index: 0;
}
.xw26t4wf {
  text-align: center;
  position: relative;
  z-index: 1;
}
.xpcuh1j {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 1.4rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 6px 20px rgba(232,68,122,0.35);
}
.xw26t4wf h4 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; color: var(--dark); }
.xw26t4wf p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* ============================================
   联系我们
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.contact-info-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow);
}
.contact-info-card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 24px; color: var(--dark); }
.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
  align-items: flex-start;
}
.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(232,68,122,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  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; font-weight: 600; color: var(--dark); }
.xydveab { display: flex; gap: 20px; flex-wrap: wrap; }
.xt0v2m025 { text-align: center; }
.ximowqddt {
  width: 120px;
  height: 120px;
  background: var(--border-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
  border: 1px solid var(--border);
  overflow: hidden;
}
.ximowqddt img { width: 100%; height: 100%; object-fit: cover; }
.xbub9sqr { font-size: 0.8rem; color: var(--text-muted); }

/* ============================================
   社交分享
   ============================================ */
.share-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.share-label { font-size: 0.9rem; color: var(--text-muted); font-weight: 500; }
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
  border: 1.5px solid transparent;
}
.share-btn.wechat { background: #07C160; color: #fff; }
.share-btn.weibo { background: #E6162D; color: #fff; }
.share-btn.douyin { background: #010101; color: #fff; }
.share-btn.bilibili { background: #00A1D6; color: #fff; }
.share-btn:hover { transform: translateY(-2px); opacity: 0.9; }

/* ============================================
   页脚
   ============================================ */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,0.75);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand .logo-text { font-size: 1.5rem; margin-bottom: 14px; display: block; }
.footer-brand p { font-size: 0.88rem; line-height: 1.8; opacity: 0.7; margin-bottom: 20px; }
.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid rgba(232,68,122,0.4);
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 0.88rem; opacity: 0.7; transition: all var(--transition); }
.footer-col ul li a:hover { opacity: 1; color: var(--primary-light); padding-left: 4px; }
.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;
}
.footer-bottom p { font-size: 0.85rem; opacity: 0.6; }
.footer-bottom a { opacity: 0.7; font-size: 0.85rem; }
.footer-bottom a:hover { opacity: 1; color: var(--primary-light); }
.footer-links { display: flex; gap: 20px; }
.footer-social { display: flex; gap: 10px; }
.social-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: all var(--transition);
  color: rgba(255,255,255,0.7);
}
.social-icon:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

/* ============================================
   面包屑
   ============================================ */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { opacity: 0.5; }
.breadcrumb .current { color: var(--primary); font-weight: 500; }

/* ============================================
   内页Banner
   ============================================ */
.page-banner {
  background: linear-gradient(135deg, var(--dark), var(--dark3));
  padding: 50px 0;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.page-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(232,68,122,0.2) 0%, transparent 70%);
}
.page-banner h1 { font-size: 2.2rem; font-weight: 800; margin-bottom: 8px; }
.page-banner h1 span { color: var(--secondary); }
.page-banner p { font-size: 1rem; opacity: 0.8; }

/* ============================================
   标签
   ============================================ */
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}
.tag-primary { background: rgba(232,68,122,0.12); color: var(--primary); }
.tag-secondary { background: rgba(245,166,35,0.12); color: var(--secondary-dark); }
.tag-purple { background: rgba(123,47,190,0.12); color: var(--accent); }
.tag-dark { background: var(--dark); color: #fff; }

/* ============================================
   通知横幅
   ============================================ */
.x0218ti {
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  color: #fff;
  padding: 10px 0;
  font-size: 0.88rem;
  text-align: center;
  font-weight: 500;
}
.x0218ti a { color: #fff; text-decoration: underline; }

/* ============================================
   加载动画
   ============================================ */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 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; }
}

/* ============================================
   响应式
   ============================================ */
@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .x6dvynzk { grid-template-columns: repeat(2, 1fr); }
  .x6dvynzk::before { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .site-nav { display: none; }
  .mobile-menu-btn { display: flex; }
  .header-search { display: none; }
  .hero h1 { font-size: 2rem; }
  .xbcuv4t { position: static; margin-top: 32px; flex-wrap: wrap; }
  .x1easf42 { flex: 1; min-width: 100px; }
  .feature-grid { grid-template-columns: 1fr; }
  .video-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .x6dvynzk { grid-template-columns: 1fr 1fr; }
  .section-title { font-size: 1.6rem; }
  .video-card-h { flex-direction: column; }
  .video-card-h .video-thumb { width: 100%; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .expert-grid { grid-template-columns: repeat(2, 1fr); }
  .x17osqf { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .video-grid { grid-template-columns: 1fr; }
  .expert-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.7rem; }
  .x6dvynzk { grid-template-columns: 1fr; }
  .container { padding: 0 16px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  /* 移动端视频卡片播放按钮始终半显示，提升可发现性 */
  .video-play-btn { opacity: 0.7; background: rgba(0,0,0,0.2); }
  .play-icon { transform: scale(0.9); }
  /* 移动端touch优化 */
  .video-card { -webkit-tap-highlight-color: rgba(232,68,122,0.15); }
  .btn { min-height: 44px; }
  .cat-tab { min-height: 40px; }
  /* 移动端视频缩略图比例调整 */
  .video-thumb { aspect-ratio: 16/9; }
}

/* ============================================
   移动端菜单
   ============================================ */
.mobile-nav {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255,255,255,0.98);
  z-index: 999;
  padding: 24px;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  border-bottom: 1px solid var(--border-light);
}
.mobile-nav a:hover { color: var(--primary); background: rgba(232,68,122,0.05); }
.mobile-search {
  display: flex;
  align-items: center;
  background: var(--border-light);
  border: 1.5px solid var(--border);
  border-radius: 50px;
  padding: 0 16px;
  height: 44px;
  gap: 8px;
  margin-bottom: 16px;
}
.mobile-search input { flex: 1; border: none; background: transparent; font-size: 0.95rem; outline: none; }

/* ============================================
   懒加载图片
   ============================================ */
img[data-src] { opacity: 0; transition: opacity 0.4s ease; }
img.loaded { opacity: 1; }

/* ============================================
   滚动条美化
   ============================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--border-light); }
::-webkit-scrollbar-thumb { background: var(--primary-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ============================================
   辅助类
   ============================================ */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-muted { color: var(--text-muted); }
.mt-0 { margin-top: 0; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-8 { gap: 8px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.w-full { width: 100%; }
.hidden { display: none; }
.bg-gradient {
  background: linear-gradient(135deg, rgba(232,68,122,0.05), rgba(245,166,35,0.05));
}
.divider {
  height: 1px;
  background: var(--border);
  margin: 40px 0;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
}
.badge-new { background: rgba(16,185,129,0.12); color: #059669; }
.badge-hot { background: rgba(239,68,68,0.12); color: #DC2626; }
.badge-vip { background: rgba(245,166,35,0.12); color: var(--secondary-dark); }
.badge-live { background: rgba(239,68,68,0.9); color: #fff; animation: pulse 2s infinite; }
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}