/* =============================================
   芒果视频社区 - 主样式表
   fbxgdmh.cn | 原创设计 © 2025
   ============================================= */

/* === 变量与重置 === */
:root {
  --primary: #e85d04;
  --primary-dark: #c44d00;
  --secondary: #1a1a2e;
  --accent: #f4a261;
  --bg-dark: #0d0d1a;
  --bg-card: #16213e;
  --bg-card2: #1e2a45;
  --text-main: #f0f0f0;
  --text-muted: #a0a8b8;
  --text-white: #ffffff;
  --border: #2a3a5c;
  --gradient-hero: linear-gradient(135deg, #0d0d1a 0%, #1a1a2e 50%, #16213e 100%);
  --gradient-orange: linear-gradient(135deg, #e85d04, #f4a261);
  --shadow: 0 4px 24px rgba(232,93,4,0.15);
  --radius: 12px;
  --radius-sm: 6px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-main: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
}

*, *::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-dark);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }
ul { list-style: none; }
button { cursor: pointer; border: none; outline: none; }

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

/* === 通用工具类 === */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.section-sm { padding: 50px 0; }
.text-center { text-align: center; }
.text-orange { color: var(--primary); }
.bg-card { background: var(--bg-card); }
.bg-card2 { background: var(--bg-card2); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.badge {
  display: inline-block;
  background: var(--gradient-orange);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: 0.5px;
}

/* === 标题样式 === */
.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-white);
  margin-bottom: 12px;
  line-height: 1.3;
}
.section-title span { color: var(--primary); }
.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 48px;
  max-width: 600px;
}
.section-header { margin-bottom: 48px; }
.section-header.text-center .section-subtitle { margin: 0 auto 48px; }

/* === 按钮 === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: var(--gradient-orange);
  color: #fff;
  box-shadow: 0 4px 16px rgba(232,93,4,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,93,4,0.5); color: #fff; }
.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-sm { padding: 8px 18px; font-size: 13px; }

/* === 顶部公告栏 === */
.top-bar {
  background: var(--primary);
  color: #fff;
  text-align: center;
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.top-bar a { color: #fff; text-decoration: underline; }

/* === 导航栏 === */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(13,13,26,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
}
.navbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--text-white);
}
.navbar-logo img { width: 44px; height: 44px; object-fit: contain; }
.navbar-logo .brand-num { color: var(--primary); font-size: 2rem; }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-menu li a {
  display: block;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-menu li a:hover,
.nav-menu li a.active {
  color: var(--primary);
  background: rgba(232,93,4,0.1);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: var(--transition);
}

/* === 搜索框 === */
.search-bar-wrap {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px;
}
.search-bar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
}
.search-form {
  display: flex;
  flex: 1;
  max-width: 680px;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 30px;
  overflow: hidden;
  transition: var(--transition);
}
.search-form:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(232,93,4,0.15); }
.search-form input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  padding: 10px 20px;
  color: var(--text-main);
  font-size: 14px;
  font-family: var(--font-main);
}
.search-form input::placeholder { color: var(--text-muted); }
.search-form button {
  background: var(--gradient-orange);
  color: #fff;
  border: none;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.search-form button:hover { background: var(--primary-dark); }
.search-hot-tags { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 13px; }
.search-hot-tags span { color: var(--text-muted); }
.search-hot-tags a {
  color: var(--text-muted);
  padding: 3px 10px;
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 12px;
  transition: var(--transition);
}
.search-hot-tags a:hover { border-color: var(--primary); color: var(--primary); }

/* === Hero Banner === */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: brightness(0.45);
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(13,13,26,0.92) 0%, rgba(13,13,26,0.5) 60%, transparent 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 20px;
  width: 100%;
}
.verbnw {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232,93,4,0.15);
  border: 1px solid rgba(232,93,4,0.4);
  color: var(--accent);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.2;
  color: var(--text-white);
  margin-bottom: 20px;
}
.hero h1 .highlight { color: var(--primary); }
.hero-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.hero-stat-item { text-align: left; }
.hero-stat-num {
  font-size: 2rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
}
.hero-stat-label { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

/* === 视频卡片 === */
.video-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.video-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
  cursor: pointer;
}
.video-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--primary); }
.video-thumb {
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
  background: #0a0a18;
}
.video-thumb img {
  position: absolute;
  inset: 0;
  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;
  background: var(--gradient-orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(232,93,4,0.5);
  transform: scale(0.9);
  transition: var(--transition);
}
.video-card:hover .play-icon { transform: scale(1); }
.play-icon::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent #fff;
  margin-left: 4px;
}
.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.8);
  color: #fff;
  font-size: 12px;
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 600;
}
.video-tag {
  position: absolute;
  top: 8px;
  left: 8px;
}
.video-info { padding: 14px 16px; }
.video-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-white);
  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;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}
.video-stats { display: flex; gap: 12px; align-items: center; }
.video-stats span { display: flex; align-items: center; gap: 4px; }

/* === 模态视频播放器 === */
.video-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.9);
  align-items: center;
  justify-content: center;
}
.video-modal.active { display: flex; }
.video-modal-inner {
  position: relative;
  width: 90%;
  max-width: 900px;
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
}
.video-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 10;
  background: rgba(0,0,0,0.6);
  color: #fff;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.video-modal-player {
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 14px;
}
.video-modal-player video { width: 100%; height: 100%; }

/* === 专家卡片 === */
.e0rd2v {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
}
.e0rd2v:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow); }
.tbtlll75 {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
  border: 3px solid var(--primary);
}
.2ppiyhy { font-size: 1.1rem; font-weight: 800; color: var(--text-white); margin-bottom: 4px; }
.7lc0x { font-size: 13px; color: var(--primary); font-weight: 600; margin-bottom: 12px; }
.z5hvh { font-size: 13px; color: var(--text-muted); line-height: 1.6; margin-bottom: 16px; }
.6zs5q { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-bottom: 16px; }
.njxpl1 {
  background: rgba(232,93,4,0.1);
  border: 1px solid rgba(232,93,4,0.3);
  color: var(--accent);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 20px;
}
.rmxbsbg { display: flex; gap: 8px; justify-content: center; }

/* === 合作品牌Logo墙 === */
.p23e5 {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  align-items: center;
}
.a3jqb {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 28px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition);
  min-width: 120px;
  text-align: center;
}
.a3jqb:hover { border-color: var(--primary); color: var(--primary); }

/* === 评价卡片 === */
.dyi3w {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}
.dyi3w:hover { border-color: var(--primary); }
.emd4oz { color: #ffd700; font-size: 16px; margin-bottom: 12px; letter-spacing: 2px; }
.zzrf6g72 { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; font-style: italic; }
.lm80rj { display: flex; align-items: center; gap: 10px; }
.3vw62 {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  color: #fff;
  flex-shrink: 0;
}
.4x0w2vu { font-size: 14px; font-weight: 700; color: var(--text-white); }
.3icyc { font-size: 12px; color: var(--text-muted); }

/* === FAQ === */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open { border-color: var(--primary); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-white);
  gap: 12px;
}
.faq-question:hover { color: var(--primary); }
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(232,93,4,0.1);
  border: 1px solid rgba(232,93,4,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
  color: var(--primary);
  transition: var(--transition);
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-answer {
  display: none;
  padding: 0 20px 18px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
}
.faq-item.open .faq-answer { display: block; }

/* === 分享按钮 === */
.share-btns { display: flex; gap: 10px; flex-wrap: wrap; }
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  transition: var(--transition);
}
.share-btn:hover { transform: translateY(-2px); opacity: 0.9; color: #fff; }
.share-wechat { background: #07c160; }
.share-weibo { background: #e6162d; }
.share-douyin { background: #161823; border: 1px solid #fe2c55; }
.share-bilibili { background: #00a1d6; }

/* === 联系区域 === */
.b3yf9vq { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.jqsmod {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.jqsmod h3 { font-size: 1.1rem; font-weight: 800; color: var(--text-white); margin-bottom: 20px; }
.sw4127 { display: flex; flex-direction: column; gap: 14px; }
.hp1bf { display: flex; align-items: flex-start; gap: 12px; }
.qq0sw9e {
  width: 36px;
  height: 36px;
  background: rgba(232,93,4,0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}
.cnf6qn { font-size: 14px; color: var(--text-muted); }
.cnf6qn strong { display: block; color: var(--text-white); font-size: 15px; margin-bottom: 2px; }

/* === 二维码区域 === */
.1sfh2 { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }
.nder7 { text-align: center; }
.nder7 img { width: 120px; height: 120px; border-radius: var(--radius-sm); border: 2px solid var(--border); }
.nder7 p { font-size: 12px; color: var(--text-muted); margin-top: 8px; }

/* === 页脚 === */
.footer {
  background: #080812;
  border-top: 1px solid var(--border);
  padding: 60px 20px 30px;
}
.tpjs6cph { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.st98v .y5bg3d4 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--text-white);
  margin-bottom: 16px;
}
.st98v .y5bg3d4 img { width: 36px; height: 36px; object-fit: contain; }
.st98v .y5bg3d4 .brand-num { color: var(--primary); }
.lylh1yy { font-size: 13px; color: var(--text-muted); line-height: 1.8; margin-bottom: 20px; }
.5zr1x h4 { font-size: 14px; font-weight: 700; color: var(--text-white); margin-bottom: 16px; }
.5zr1x ul li { margin-bottom: 10px; }
.5zr1x ul li a { font-size: 13px; color: var(--text-muted); transition: var(--transition); }
.5zr1x ul li a:hover { color: var(--primary); padding-left: 4px; }
.w4v09 {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-muted);
}
.w4v09 a { color: var(--text-muted); }
.w4v09 a:hover { color: var(--primary); }
.wtiax { display: flex; gap: 16px; flex-wrap: wrap; }

/* === 面包屑 === */
.4spfi {
  padding: 14px 0;
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.4spfi a { color: var(--text-muted); }
.4spfi a:hover { color: var(--primary); }
.4spfi .sep { color: var(--border); }
.4spfi .current { color: var(--text-white); }

/* === 标签页 === */
.tab-nav {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
  overflow-x: auto;
  scrollbar-width: none;
}
.tab-nav::-webkit-scrollbar { display: none; }
.tab-btn {
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.tab-btn:hover { color: var(--primary); }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }

/* === 统计数字 === */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}
.stat-card:hover { border-color: var(--primary); }
.stat-num {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label { font-size: 13px; color: var(--text-muted); }

/* === 特性卡片 === */
.srmokf4 {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: var(--transition);
}
.srmokf4:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow); }
.27ua00o {
  width: 56px;
  height: 56px;
  background: rgba(232,93,4,0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 18px;
}
.s8cte { font-size: 1rem; font-weight: 700; color: var(--text-white); margin-bottom: 10px; }
.8e5aq7xh { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

/* === 加入社区步骤 === */
.f8wxrd5 { display: flex; flex-direction: column; gap: 20px; }
.ikr9b5bw { display: flex; gap: 20px; align-items: flex-start; }
.43h17t7 {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 900;
  color: #fff;
  flex-shrink: 0;
}
.h44ahfm8 h4 { font-size: 15px; font-weight: 700; color: var(--text-white); margin-bottom: 6px; }
.h44ahfm8 p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* === 通知横幅 === */
.uirf072b {
  background: rgba(232,93,4,0.08);
  border: 1px solid rgba(232,93,4,0.2);
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  font-size: 13px;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 32px;
}

/* === 内页Banner === */
.jcljc3 {
  background: var(--gradient-hero);
  border-bottom: 1px solid var(--border);
  padding: 60px 20px;
  text-align: center;
}
.jcljc3 h1 { font-size: 2.2rem; font-weight: 900; color: var(--text-white); margin-bottom: 12px; }
.jcljc3 p { font-size: 1rem; color: var(--text-muted); max-width: 600px; margin: 0 auto; }

/* === 响应式 === */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .tpjs6cph { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .section { padding: 50px 0; }
  .section-title { font-size: 1.6rem; }
  .nav-menu { display: none; position: fixed; top: 64px; left: 0; right: 0; background: var(--bg-dark); flex-direction: column; padding: 20px; border-bottom: 1px solid var(--border); z-index: 999; }
  .nav-menu.open { display: flex; }
  .nav-toggle { display: flex; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .b3yf9vq { grid-template-columns: 1fr; }
  .hero { min-height: 400px; }
  .hero h1 { font-size: 1.8rem; }
  .hero-stats { gap: 20px; }
  .tpjs6cph { grid-template-columns: 1fr; gap: 24px; }
  .w4v09 { flex-direction: column; text-align: center; }
  .search-bar-inner { flex-direction: column; align-items: stretch; }
  .search-form { max-width: 100%; }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .share-btns { flex-direction: column; }
  .share-btn { justify-content: center; }
}

/* === 动画 === */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}
.animate-fadeInUp { animation: fadeInUp 0.6s ease forwards; }
.xb40ltt {
  width: 8px;
  height: 8px;
  background: #ff4444;
  border-radius: 50%;
  animation: pulse 1.5s infinite;
  display: inline-block;
}

/* === 懒加载占位 === */
img[data-src] { background: var(--bg-card2); min-height: 100px; }

/* === 分割线 === */
.dwtw8e7 { border: none; border-top: 1px solid var(--border); margin: 40px 0; }

/* === 标签云 === */
.dtypz8i { display: flex; flex-wrap: wrap; gap: 8px; }
.sbrmp6l {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 13px;
  transition: var(--transition);
}
.sbrmp6l:hover { border-color: var(--primary); color: var(--primary); background: rgba(232,93,4,0.05); }

/* === 滚动公告 === */
.oua2xyq {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
  overflow: hidden;
}
.ribm1g {
  display: flex;
  gap: 60px;
  animation: marquee 30s linear infinite;
  white-space: nowrap;
}
.ribm1g:hover { animation-play-state: paused; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.qqkjs { font-size: 13px; color: var(--text-muted); display: flex; align-items: center; gap: 8px; }
.qqkjs .dot { color: var(--primary); }