/* =============================================
   51视频 - 主样式文件 (style.css)
   品牌：51视频 | 域名：idwp9a.cn
   原创配色方案：深紫·星光蓝·樱花粉
   ============================================= */

/* ---- CSS变量 ---- */
:root {
  --primary: #6B21A8;
  --primary-light: #A855F7;
  --primary-dark: #4C1D95;
  --accent: #EC4899;
  --accent-light: #F472B6;
  --blue: #2563EB;
  --blue-light: #60A5FA;
  --cyan: #06B6D4;
  --bg: #0D0D1A;
  --bg-card: #13132A;
  --bg-card2: #1A1A35;
  --border: rgba(107,33,168,0.25);
  --border-light: rgba(168,85,247,0.15);
  --text: #F0EEFF;
  --text-muted: #B0A8CC;
  --text-dim: #7A7299;
  --gradient-main: linear-gradient(135deg, #6B21A8 0%, #2563EB 100%);
  --gradient-accent: linear-gradient(135deg, #EC4899 0%, #A855F7 100%);
  --gradient-glow: linear-gradient(135deg, #A855F7 0%, #06B6D4 100%);
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 8px 32px rgba(107,33,168,0.2);
  --shadow-card: 0 4px 20px rgba(0,0,0,0.3);
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ---- 重置 ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', '微软雅黑', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-light); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---- 容器 ---- */
.container { max-width: 1240px; margin: 0 auto; padding: 0 20px; }

/* ---- 渐变文字 ---- */
.text-gradient {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-gradient-accent {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- 顶部公告栏 ---- */
.top-bar {
  background: linear-gradient(90deg, var(--primary-dark) 0%, #1E1B4B 100%);
  padding: 8px 0;
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.top-bar a { color: var(--accent-light); font-weight: 600; }
.top-bar a:hover { color: #fff; }

/* ---- 导航栏 ---- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(13,13,26,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s;
}
.navbar-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 64px;
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.navbar-brand img {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  object-fit: cover;
}
.navbar-brand span {
  font-size: 20px;
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}
.navbar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.navbar-nav li a {
  display: block;
  padding: 6px 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 8px;
  transition: var(--transition);
  white-space: nowrap;
}
.navbar-nav li a:hover,
.navbar-nav li a.active {
  color: var(--text);
  background: rgba(107,33,168,0.2);
}
.navbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  border-radius: 8px;
  background: rgba(107,33,168,0.2);
}
.navbar-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: var(--transition);
}
.navbar-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar-toggle.active span:nth-child(2) { opacity: 0; }
.navbar-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- 按钮 ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient-main);
  color: #fff;
  box-shadow: 0 4px 16px rgba(107,33,168,0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(107,33,168,0.5);
  color: #fff;
}
.btn-outline {
  border: 1.5px solid var(--primary-light);
  color: var(--primary-light);
  background: transparent;
}
.btn-outline:hover {
  background: rgba(107,33,168,0.15);
  color: var(--text);
  transform: translateY(-2px);
}
.btn-sm { padding: 8px 16px; font-size: 13px; }

/* ---- 搜索框 ---- */
.search-bar-wrap {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.search-bar-inner {
  display: flex;
  gap: 0;
  max-width: 680px;
  margin: 0 auto;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-card2);
  transition: border-color 0.3s;
}
.search-bar-inner:focus-within { border-color: var(--primary-light); }
.search-bar-inner input {
  flex: 1;
  padding: 10px 16px;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
}
.search-bar-inner input::placeholder { color: var(--text-dim); }
.search-bar-inner button {
  padding: 10px 20px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  font-family: inherit;
  white-space: nowrap;
  transition: var(--transition);
}
.search-bar-inner button:hover { opacity: 0.9; }

/* ---- 英雄区 ---- */
.hero {
  position: relative;
  min-height: 580px;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 80px 0;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url('/images/banner/hero-banner.jpg') center/cover no-repeat;
  filter: brightness(0.3) saturate(1.5);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(107,33,168,0.7) 0%, rgba(13,13,26,0.8) 50%, rgba(37,99,235,0.5) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
}
.q9n5m {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.7; }
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -1px;
}
.hero-desc {
  font-size: 15px;
  color: rgba(240,238,255,0.8);
  line-height: 1.8;
  margin-bottom: 32px;
  max-width: 560px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.hero-stat-item .num {
  font-size: 1.8rem;
  font-weight: 900;
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-stat-item .label {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 2px;
}

/* ---- 徽章 ---- */
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
}
.j7p6agm0 { background: rgba(107,33,168,0.3); color: var(--primary-light); border: 1px solid rgba(107,33,168,0.4); }
.pkk4w { background: rgba(236,72,153,0.2); color: var(--accent-light); border: 1px solid rgba(236,72,153,0.3); }
.zc0e8x { background: rgba(37,99,235,0.2); color: var(--blue-light); border: 1px solid rgba(37,99,235,0.3); }

/* ---- 直播徽章 ---- */
.7isxp {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  background: rgba(239,68,68,0.2);
  border: 1px solid rgba(239,68,68,0.4);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  color: #FCA5A5;
}
.l81fi0 {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #EF4444;
  animation: pulse 1.5s infinite;
}

/* ---- 弹幕栏 ---- */
.s9yl77g {
  background: rgba(107,33,168,0.08);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  padding: 10px 0;
  white-space: nowrap;
}
.oa1yos {
  display: inline-flex;
  gap: 40px;
  animation: danmaku-scroll 30s linear infinite;
}
@keyframes danmaku-scroll {
  from { transform: translateX(100vw); }
  to { transform: translateX(-100%); }
}
.lci5j {
  font-size: 13px;
  color: var(--text-muted);
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(107,33,168,0.12);
  border: 1px solid var(--border);
}
.lci5j.pink { color: var(--accent-light); background: rgba(236,72,153,0.1); border-color: rgba(236,72,153,0.2); }
.lci5j.blue { color: var(--blue-light); background: rgba(37,99,235,0.1); border-color: rgba(37,99,235,0.2); }
.lci5j.purple { color: var(--primary-light); background: rgba(107,33,168,0.15); }

/* ---- 分类标签 ---- */
.category-tabs {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
}
.category-tabs::-webkit-scrollbar { display: none; }
.category-tabs-inner {
  display: flex;
  gap: 6px;
  padding: 10px 0;
  min-width: max-content;
}
.cat-tab {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 7px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.cat-tab:hover, .cat-tab.active {
  color: var(--text);
  background: rgba(107,33,168,0.2);
  border-color: var(--border);
}
.cat-tab .icon { font-size: 15px; }

/* ---- 统计栏 ---- */
.stats-bar {
  background: linear-gradient(135deg, rgba(107,33,168,0.15) 0%, rgba(37,99,235,0.1) 100%);
  border-bottom: 1px solid var(--border);
  padding: 24px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.stat-item .num {
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}
.stat-item .label {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 4px;
}

/* ---- Section ---- */
.section { padding: 64px 0; }
.section-sm { padding: 32px 0; }
.section-header { margin-bottom: 40px; }
.section-header.text-center { text-align: center; }
.section-title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 900;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}
.section-subtitle {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 680px;
}
.section-header.text-center .section-subtitle { margin: 0 auto; }

/* ---- 视频卡片网格 ---- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}
.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--primary-light);
}
.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-card2);
}
.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.video-card:hover .video-thumb img { transform: scale(1.05); }
.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0);
  transition: background 0.3s;
}
.video-card:hover .video-play-btn { background: rgba(0,0,0,0.4); }
.play-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(107,33,168,0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0);
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1);
  box-shadow: 0 4px 20px rgba(107,33,168,0.6);
}
.video-card:hover .play-icon { transform: scale(1); }
.play-icon svg {
  width: 22px;
  height: 22px;
  fill: #fff;
  margin-left: 3px;
}
.video-quality {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 2px 7px;
  background: rgba(107,33,168,0.85);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  border-radius: 5px;
}
.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  padding: 2px 7px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  border-radius: 5px;
}
.video-info { padding: 14px; }
.video-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}
.video-stats { display: flex; gap: 10px; }
.video-stat { font-size: 12px; color: var(--text-dim); }
.video-tag {
  font-size: 11px;
  padding: 2px 8px;
  background: rgba(107,33,168,0.2);
  color: var(--primary-light);
  border-radius: 10px;
  border: 1px solid rgba(107,33,168,0.3);
  white-space: nowrap;
}

/* ---- 功能卡片网格 ---- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  transition: var(--transition);
  text-align: center;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--primary-light);
  background: var(--bg-card2);
}
.feature-icon {
  font-size: 2.2rem;
  margin-bottom: 14px;
  display: block;
}
.feature-title {
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text);
}
.feature-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---- 社区卡片 ---- */
.community-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.community-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.community-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--accent-light);
}
.community-img {
  aspect-ratio: 4/3;
  overflow: hidden;
}
.community-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}
.community-card:hover .community-img img { transform: scale(1.05); }
.community-info { padding: 16px; }
.community-title {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 6px;
}
.community-desc { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* ---- AI区 ---- */
.ai-section {
  background: linear-gradient(135deg, rgba(107,33,168,0.08) 0%, rgba(37,99,235,0.08) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.ai-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.ai-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.ai-img img { width: 100%; height: 100%; object-fit: cover; }
.ai-features { display: flex; flex-direction: column; gap: 20px; }
.ai-feature-item { display: flex; gap: 14px; align-items: flex-start; }
.ai-feature-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  background: rgba(107,33,168,0.15);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ai-feature-text h4 { font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.ai-feature-text p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* ---- 专家卡片 ---- */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}
.expert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}
.expert-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--primary-light);
}
.expert-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 14px;
  border: 3px solid var(--primary);
  box-shadow: 0 0 20px rgba(107,33,168,0.3);
}
.expert-name { font-size: 17px; font-weight: 800; margin-bottom: 4px; }
.expert-title { font-size: 12px; color: var(--primary-light); margin-bottom: 10px; }
.expert-desc { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin-bottom: 14px; }
.expert-awards { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; margin-bottom: 12px; }
.expert-social { display: flex; gap: 8px; justify-content: center; margin-bottom: 14px; }
.expert-social a {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(107,33,168,0.2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
}
.expert-social a:hover { background: var(--gradient-main); color: #fff; border-color: transparent; }
.expert-actions { display: flex; gap: 8px; justify-content: center; }

/* ---- 合作伙伴 ---- */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 14px;
}
.partner-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  transition: var(--transition);
}
.partner-item:hover {
  border-color: var(--primary-light);
  background: var(--bg-card2);
  transform: translateY(-2px);
}
.partner-name { font-size: 13px; font-weight: 700; color: var(--text-muted); }

/* ---- 加入步骤 ---- */
.join-section { background: var(--bg-card); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.join-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}
.join-step {
  text-align: center;
  padding: 28px 20px;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.join-step:hover { border-color: var(--primary-light); transform: translateY(-4px); }
.step-num {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--gradient-main);
  color: #fff;
  font-size: 1.4rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  box-shadow: 0 4px 16px rgba(107,33,168,0.4);
}
.step-title { font-size: 15px; font-weight: 800; margin-bottom: 8px; }
.step-desc { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

/* ---- FAQ ---- */
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.3s;
}
.faq-item.open { border-color: var(--primary-light); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  gap: 12px;
}
.faq-question:hover { color: var(--primary-light); }
.faq-icon {
  font-size: 20px;
  font-weight: 400;
  color: var(--primary-light);
  flex-shrink: 0;
  transition: transform 0.3s;
}
.faq-item.open .faq-icon { 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 > div {
  padding: 0 20px 18px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

/* ---- 用户评论 ---- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: var(--transition);
}
.review-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--accent-light);
}
.review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}
.review-user-name { font-size: 14px; font-weight: 700; }
.review-date { font-size: 12px; color: var(--text-dim); }
.review-stars { color: #FBBF24; font-size: 14px; margin-bottom: 10px; }
.review-text { font-size: 13px; color: var(--text-muted); line-height: 1.8; margin-bottom: 12px; }
.review-tag { }

/* ---- 联系区 ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contact-info-list { display: flex; flex-direction: column; gap: 16px; }
.contact-info-item { display: flex; gap: 14px; align-items: flex-start; }
.contact-info-icon {
  font-size: 1.3rem;
  width: 40px;
  height: 40px;
  background: rgba(107,33,168,0.15);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-info-text .label { font-size: 12px; color: var(--text-dim); margin-bottom: 2px; }
.contact-info-text .value { font-size: 14px; color: var(--text-muted); }

/* ---- 二维码 ---- */
.qr-grid { display: flex; gap: 20px; }
.qr-item { text-align: center; }
.qr-item img { width: 110px; height: 110px; border-radius: 10px; border: 2px solid var(--border); }
.qr-item p { font-size: 12px; color: var(--text-dim); margin-top: 6px; }

/* ---- 分享栏 ---- */
.share-bar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.share-label { font-size: 13px; color: var(--text-muted); }
.share-btn {
  padding: 7px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--bg-card);
  transition: var(--transition);
}
.share-btn:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.3); }
.share-wechat:hover { background: #07C160; color: #fff; border-color: #07C160; }
.share-weibo:hover { background: #E6162D; color: #fff; border-color: #E6162D; }
.share-douyin:hover { background: #010101; color: #fff; border-color: #69C9D0; }
.share-bilibili:hover { background: #00A1D6; color: #fff; border-color: #00A1D6; }

/* ---- 标签云 ---- */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-item {
  padding: 5px 12px;
  background: rgba(107,33,168,0.15);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 12px;
  color: var(--text-muted);
  transition: var(--transition);
  cursor: pointer;
}
.tag-item:hover { background: rgba(107,33,168,0.3); color: var(--primary-light); border-color: var(--primary-light); }

/* ---- 面包屑 ---- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 16px;
}
.breadcrumb a { color: var(--text-dim); }
.breadcrumb a:hover { color: var(--primary-light); }
.breadcrumb .sep { color: var(--text-dim); }
.breadcrumb .current { color: var(--text-muted); }

/* ---- 分页 ---- */
.pagination { display: flex; gap: 8px; justify-content: center; }
.page-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  transition: var(--transition);
}
.page-btn:hover, .page-btn.active {
  background: var(--gradient-main);
  color: #fff;
  border-color: transparent;
}

/* ---- 页面英雄区（内页） ---- */
.page-hero {
  background: linear-gradient(135deg, rgba(107,33,168,0.12) 0%, rgba(37,99,235,0.08) 100%);
  border-bottom: 1px solid var(--border);
  padding: 48px 0 40px;
}
.page-hero h1 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 900;
  margin-bottom: 10px;
  letter-spacing: -0.5px;
}
.page-hero p { font-size: 14px; color: var(--text-muted); }

/* ---- 内页布局 ---- */
.inner-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
  align-items: start;
}
.sidebar { display: flex; flex-direction: column; gap: 20px; }
.sidebar-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.sidebar-card h3 {
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

/* ---- 页脚 ---- */
.footer {
  background: #080814;
  border-top: 1px solid var(--border);
  padding: 48px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand img {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  margin-bottom: 14px;
}
.footer-brand p {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.8;
  margin-bottom: 16px;
}
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(107,33,168,0.2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition);
}
.footer-social a:hover { background: var(--gradient-main); color: #fff; border-color: transparent; }
.footer-col h4 {
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 14px;
  color: var(--text);
}
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links li a {
  font-size: 13px;
  color: var(--text-dim);
  transition: var(--transition);
}
.footer-links li a:hover { color: var(--primary-light); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}
.footer-bottom p { font-size: 12px; color: var(--text-dim); }
.footer-icp { display: flex; gap: 16px; }
.footer-icp a { font-size: 12px; color: var(--text-dim); }
.footer-icp a:hover { color: var(--primary-light); }

/* ---- 滚动动画 ---- */
.kvec4q { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.kvec4q.fade-in-up { opacity: 1; transform: translateY(0); }
.1vy7mda6 { transition-delay: 0.1s; }
.iafrez19 { transition-delay: 0.2s; }
.uzvvi { transition-delay: 0.3s; }

/* ---- 图片加载 ---- */
img.loaded { animation: fadeIn 0.3s ease; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* ---- 响应式 ---- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .ai-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .inner-layout { grid-template-columns: 1fr; }
  .sidebar { display: none; }
}
@media (max-width: 768px) {
  .navbar-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(13,13,26,0.98);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 12px;
    gap: 4px;
  }
  .navbar-nav.open { display: flex; }
  .navbar-toggle { display: flex; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .feature-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
  .expert-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
  .join-steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .hero { min-height: 480px; padding: 60px 0; }
  .hero-stats { gap: 20px; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .join-steps { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .community-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .qr-grid { justify-content: center; }
}

/* ---- 文本对齐 ---- */
.text-center { text-align: center; }

/* ---- 补充：count-up 数字动画 ---- */
.pi728tgx { display: inline-block; }
.hero-stat-item { text-align: center; }
.hero-stat-item .num {
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}
.hero-stat-item .label {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 2px;
}

/* ---- 补充：footer-brand 完整样式 ---- */
.footer-brand { display: flex; flex-direction: column; gap: 12px; }
.footer-brand img { width: 48px; height: 48px; border-radius: 10px; }
.footer-brand p { font-size: 13px; color: var(--text-dim); line-height: 1.8; }

/* ---- 补充：footer-col 完整样式 ---- */
.footer-col { display: flex; flex-direction: column; gap: 12px; }

/* ---- 补充：review-card 完整样式 ---- */
.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
}
.review-card:hover {
  border-color: var(--primary-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

/* ---- 补充：community-info 样式 ---- */
.community-info { padding: 20px; }
.community-title { font-size: 16px; font-weight: 800; margin-bottom: 8px; }
.community-desc { font-size: 13px; color: var(--text-muted); line-height: 1.7; }
.community-img { overflow: hidden; border-radius: var(--radius) var(--radius) 0 0; }
.community-img img { width: 100%; height: 200px; object-fit: cover; transition: transform 0.4s ease; }
.community-card:hover .community-img img { transform: scale(1.05); }

/* ---- 补充：ai-img 样式 ---- */
.ai-img img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow); }

/* ---- 补充：share-btn 完整样式 ---- */
.share-label { font-size: 13px; color: var(--text-dim); }
.share-btn {
  padding: 7px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--bg-card);
  transition: var(--transition);
  cursor: pointer;
}
.share-btn:hover { background: var(--gradient-main); color: #fff; border-color: transparent; }

/* ---- 补充：feature-card 完整样式 ---- */
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
}
.feature-card:hover {
  border-color: var(--primary-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.feature-icon { font-size: 2.2rem; display: block; margin-bottom: 14px; }
.feature-title { font-size: 16px; font-weight: 800; margin-bottom: 10px; }
.feature-desc { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

/* ---- 补充：video-card 完整样式 ---- */
.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}
.video-card:hover {
  border-color: var(--primary-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.video-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: var(--bg-card2);
}
.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.video-card:hover .video-thumb img { transform: scale(1.05); }
.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.3);
  opacity: 0;
  transition: var(--transition);
}
.video-card:hover .video-play-btn { opacity: 1; }
.play-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(107,33,168,0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.8);
  transition: var(--transition);
  box-shadow: 0 0 20px rgba(107,33,168,0.6);
}
.video-card:hover .play-icon { transform: scale(1); }
.play-icon svg { width: 24px; height: 24px; fill: #fff; margin-left: 3px; }
.video-quality {
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
}
.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
}
.video-info { padding: 14px; }
.video-title {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-meta { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px; }
.video-stats { display: flex; gap: 10px; }
.video-stat { font-size: 11px; color: var(--text-dim); }
.video-tag {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(107,33,168,0.2);
  color: var(--primary-light);
  border: 1px solid rgba(107,33,168,0.3);
}

/* ---- 补充：section 基础样式 ---- */
.section { padding: 64px 0; }
.section-title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 900;
  margin-bottom: 12px;
  line-height: 1.3;
}
.section-subtitle {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 700px;
  margin-bottom: 24px;
}

/* ---- 补充：video-grid ---- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

/* ---- 补充：feature-grid ---- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

/* ---- 补充：expert-grid ---- */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}
.expert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}
.expert-card:hover {
  border-color: var(--primary-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.expert-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 14px;
  border: 3px solid var(--primary-light);
}

/* ---- 补充：join-steps ---- */
.join-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}
.join-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}
.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-main);
  color: #fff;
  font-size: 1.2rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}

/* ---- 补充：reviews-grid ---- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

/* ---- 补充：contact-grid ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .feature-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
}

/* ---- 补充：partners-grid ---- */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 16px;
}
.partner-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  transition: var(--transition);
}
.partner-item:hover {
  border-color: var(--primary-light);
  background: rgba(107,33,168,0.1);
}
.partner-name { font-size: 13px; font-weight: 700; color: var(--text-muted); }

/* ---- 补充：breadcrumb 样式 ---- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-dim); }
.breadcrumb a:hover { color: var(--primary-light); }
.breadcrumb .sep { color: var(--text-dim); }
.breadcrumb .current { color: var(--text-muted); }

/* ---- 补充：community-grid ---- */
.community-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.community-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}
.community-card:hover {
  border-color: var(--primary-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

/* ---- 补充：inner-layout 侧边栏 ---- */
.inner-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
  align-items: start;
}
.sidebar-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}
.sidebar-card h3 {
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

/* ---- 补充：footer-grid ---- */
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .inner-layout { grid-template-columns: 1fr; }
  .sidebar { display: none; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---- 补充：btn 基础样式 ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  text-decoration: none;
}
.btn-primary {
  background: var(--gradient-main);
  color: #fff;
  box-shadow: 0 4px 15px rgba(107,33,168,0.35);
}
.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); color: #fff; }
.btn-outline {
  background: transparent;
  color: var(--primary-light);
  border: 1.5px solid var(--primary-light);
}
.btn-outline:hover { background: rgba(107,33,168,0.15); color: var(--primary-light); }
.btn-sm { padding: 6px 14px; font-size: 12px; }

/* ---- 补充：badge 基础样式 ---- */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
}

/* ---- 补充：footer 基础样式 ---- */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 48px 0 24px;
}
.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links li a { font-size: 13px; color: var(--text-dim); }
.footer-links li a:hover { color: var(--primary-light); }
.footer-col h4 { font-size: 14px; font-weight: 800; margin-bottom: 12px; color: var(--text); }

/* ---- 补充：navbar 基础样式 ---- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13,13,26,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0;
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 900;
  color: var(--text);
}
.navbar-brand span {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.navbar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.navbar-nav li a {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition);
}
.navbar-nav li a:hover,
.navbar-nav li a.active {
  color: var(--primary-light);
  background: rgba(107,33,168,0.12);
}
.navbar-actions { display: flex; align-items: center; gap: 10px; }
.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  cursor: pointer;
}
.navbar-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: var(--transition);
}
@media (max-width: 900px) {
  .navbar-nav { display: none; }
  .navbar-toggle { display: flex; }
  .navbar-nav.open {
    display: flex;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(13,13,26,0.98);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 12px;
    gap: 4px;
  }
}

/* ---- 补充：hero 基础样式 ---- */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 80px 0;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0D0D1A 0%, #1A0D2E 50%, #0D1A2E 100%);
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(107,33,168,0.25) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 50%, rgba(37,99,235,0.2) 0%, transparent 60%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
}
.q9n5m {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.hero-desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.9;
  margin-bottom: 28px;
  max-width: 600px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}
.l81fi0 {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ef4444;
  animation: pulse 1.5s infinite;
  display: inline-block;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}

/* ---- 补充：page-hero ---- */
.page-hero {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
  padding: 40px 0 32px;
}
.page-hero h1 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 900;
  margin-bottom: 10px;
}
.page-hero p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* ---- 补充：section-sm ---- */
.section-sm { padding: 32px 0; }

/* ---- 补充：stats-bar ---- */
.stats-bar {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.stat-item .num {
  font-size: 1.6rem;
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}
.stat-item .label { font-size: 12px; color: var(--text-dim); margin-top: 4px; }

/* ---- 补充：danmaku ---- */
.s9yl77g {
  overflow: hidden;
  background: rgba(107,33,168,0.05);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}
.oa1yos {
  display: flex;
  gap: 24px;
  animation: danmaku-scroll 30s linear infinite;
  white-space: nowrap;
}
.lci5j {
  font-size: 12px;
  color: var(--text-dim);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 4px 12px;
  border-radius: 20px;
  flex-shrink: 0;
}
@keyframes danmaku-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ---- 补充：category-tabs ---- */
.category-tabs {
  overflow-x: auto;
  scrollbar-width: none;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 0;
}
.category-tabs::-webkit-scrollbar { display: none; }
.category-tabs-inner {
  display: flex;
  gap: 4px;
  padding: 10px 20px;
  min-width: max-content;
}
.cat-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
  text-decoration: none;
}
.cat-tab:hover, .cat-tab.active {
  background: rgba(107,33,168,0.15);
  color: var(--primary-light);
  border-color: rgba(107,33,168,0.3);
}

/* ---- 补充：search-bar ---- */
.search-bar-wrap {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.search-bar-inner {
  display: flex;
  align-items: center;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 30px;
  overflow: hidden;
  max-width: 700px;
  margin: 0 auto;
  transition: var(--transition);
}
.search-bar-inner:focus-within { border-color: var(--primary-light); }
.search-bar-inner input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  padding: 10px 18px;
  font-size: 14px;
  color: var(--text);
  font-family: inherit;
}
.search-bar-inner input::placeholder { color: var(--text-dim); }
.search-bar-inner button {
  padding: 10px 20px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.search-bar-inner button:hover { opacity: 0.9; }

/* ---- 补充：faq ---- */
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open { border-color: var(--primary-light); }
.faq-question {
  padding: 16px 20px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  user-select: none;
}
.faq-question:hover { color: var(--primary-light); }
.faq-icon {
  font-size: 18px;
  font-weight: 300;
  color: var(--primary-light);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.faq-item.open .faq-icon { 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 > div {
  padding: 0 20px 16px;
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ---- 补充：pagination ---- */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 32px; }
.page-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  background: var(--bg-card);
  color: var(--text-muted);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: var(--transition);
}
.page-btn:hover, .page-btn.active {
  background: var(--gradient-main);
  color: #fff;
  border-color: transparent;
}

/* ---- 补充：live-badge ---- */
.7isxp {
  display: flex;
  align-items: center;
  gap: 5px;
  background: rgba(239,68,68,0.15);
  color: #ef4444;
  border: 1px solid rgba(239,68,68,0.3);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
}

/* ---- 补充：qr-grid ---- */
.qr-grid { display: flex; gap: 20px; flex-wrap: wrap; }
.qr-item { text-align: center; }
.qr-item img { width: 110px; height: 110px; border-radius: 8px; border: 1px solid var(--border); }
.qr-item p { font-size: 11px; color: var(--text-dim); margin-top: 6px; }

/* ---- 补充：section-header ---- */
.section-header { margin-bottom: 40px; }
.section-header.text-center { text-align: center; }
.section-header.text-center .section-subtitle { margin: 0 auto; }