/* =============================================
   陈美娇 - 主样式文件
   Brand: 陈美娇 | Domain: iwfbktq.cn
   ============================================= */

/* ---- CSS变量 ---- */
:root {
  --primary: #e8175d;
  --primary-light: #ff4d82;
  --primary-dark: #c0134d;
  --secondary: #ff8c42;
  --accent: #ffd166;
  --dark: #1a1a2e;
  --dark-2: #16213e;
  --dark-3: #0f3460;
  --text: #2d2d2d;
  --text-light: #666;
  --text-muted: #999;
  --bg: #f9f9fb;
  --bg-card: #ffffff;
  --border: #e8e8f0;
  --shadow: 0 4px 20px rgba(232,23,93,0.10);
  --shadow-lg: 0 8px 40px rgba(232,23,93,0.18);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
}

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

/* ---- 通用工具类 ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section { padding: 70px 0; }
.section-sm { padding: 40px 0; }
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.grid { display: grid; }
.hidden { display: none; }

/* ---- 标题系统 ---- */
.006g4f81 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
  position: relative;
}
.006g4f81 span { color: var(--primary); }
.ehlqyo1o {
  color: var(--text-light);
  font-size: 1rem;
  margin-bottom: 40px;
}
.bngq9taw { text-align: center; margin-bottom: 48px; }
.bngq9taw::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
  margin: 16px 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);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  box-shadow: 0 4px 15px rgba(232,23,93,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(232,23,93,0.45);
  color: #fff;
}
.btn-outline {
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-white {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(0,0,0,0.2); }
.btn-sm { padding: 8px 20px; font-size: 0.85rem; }

/* ---- 徽章 ---- */
.jx7c59pd {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}
.3x4rfn { background: rgba(232,23,93,0.1); color: var(--primary); }
.8ciey3l { background: linear-gradient(135deg, #ff4d82, #ff8c42); color: #fff; }
.8h8zx { background: linear-gradient(135deg, #06d6a0, #118ab2); color: #fff; }

/* ============================================
   顶部公告条
   ============================================ */
.u0sd3g {
  background: linear-gradient(135deg, var(--dark), var(--dark-3));
  color: rgba(255,255,255,0.85);
  padding: 8px 0;
  font-size: 0.82rem;
  text-align: center;
}
.u0sd3g a { color: var(--accent); }
.u0sd3g a:hover { color: #fff; }

/* ============================================
   导航栏
   ============================================ */
.e60t9k0e {
  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 20px rgba(0,0,0,0.06);
  transition: all var(--transition);
}
.eeo1dl6n {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 20px;
}
.b4ahffi {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.b4ahffi img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
}
.b4ahffi .fnmfqiq8 {
  font-size: 1.25rem;
  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;
}
.tpgen7 {
  display: flex;
  align-items: center;
  gap: 4px;
}
.tpgen7 a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text);
  transition: all var(--transition);
  white-space: nowrap;
}
.tpgen7 a:hover, .tpgen7 a.active {
  color: var(--primary);
  background: rgba(232,23,93,0.07);
}
.a2cnt67 {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.a2cnt67 .btn-sm { padding: 7px 18px; }

/* 搜索框 */
.c0dul {
  position: relative;
  display: flex;
  align-items: center;
}
.c0dul input {
  width: 200px;
  padding: 8px 40px 8px 16px;
  border: 1.5px solid var(--border);
  border-radius: 50px;
  font-size: 0.88rem;
  background: var(--bg);
  color: var(--text);
  transition: all var(--transition);
  outline: none;
}
.c0dul input:focus {
  border-color: var(--primary);
  background: #fff;
  width: 240px;
  box-shadow: 0 0 0 3px rgba(232,23,93,0.1);
}
.c0dul input::placeholder { color: var(--text-muted); }
.c0dul .search-btn {
  position: absolute;
  right: 10px;
  color: var(--text-muted);
  font-size: 1rem;
  transition: color var(--transition);
}
.c0dul .search-btn:hover { color: var(--primary); }
.a57uttpg {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 12px;
  z-index: 100;
  min-width: 280px;
}
.search-dropdown.show { display: block; }
.nx1bb { display: flex; flex-wrap: wrap; gap: 8px; }
.nx1bb span {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 6px;
  width: 100%;
}
.nx1bb a {
  padding: 4px 12px;
  background: var(--bg);
  border-radius: 50px;
  font-size: 0.82rem;
  color: var(--text-light);
  transition: all var(--transition);
}
.nx1bb a:hover { background: rgba(232,23,93,0.08); color: var(--primary); }

/* 汉堡菜单 */
.yswv2v0 {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  cursor: pointer;
}
.yswv2v0 span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ============================================
   Hero Banner
   ============================================ */
.ky5jghiy {
  position: relative;
  min-height: 580px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-3) 100%);
}
.kjhaa3l2 {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero_banner.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.35;
}
.gejuv8 {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,26,46,0.85) 0%, rgba(15,52,96,0.6) 100%);
}
.tlkr19e0 {
  position: relative;
  z-index: 2;
  max-width: 680px;
}
.cu5c3qg {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(232,23,93,0.2);
  border: 1px solid rgba(232,23,93,0.4);
  color: #ff8cb0;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 20px;
}
.ky5jghiy h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 20px;
}
.ky5jghiy h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.ky5jghiy p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 32px;
  max-width: 520px;
}
.6baq8bn { display: flex; gap: 16px; flex-wrap: wrap; }
.mepd9 {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.hero-stat { text-align: center; }
.hero-stat .num {
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}
.hero-stat .num span { color: var(--primary-light); }
.hero-stat .label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
}

/* ============================================
   搜索栏（首页独立搜索）
   ============================================ */
.e4dnuo {
  background: #fff;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}
.j843dy {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 700px;
  margin: 0 auto;
}
.j843dy input {
  flex: 1;
  padding: 14px 24px;
  border: 2px solid var(--border);
  border-radius: 50px;
  font-size: 1rem;
  outline: none;
  transition: all var(--transition);
}
.j843dy input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(232,23,93,0.1);
}
.j843dy .btn { padding: 14px 32px; }

/* ============================================
   视频卡片
   ============================================ */
.lenxgdv5 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.4nbs3zl {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  transition: all var(--transition);
  cursor: pointer;
}
.4nbs3zl:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.29e73ek {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--dark);
}
.29e73ek img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.4nbs3zl:hover .29e73ek img { transform: scale(1.06); }
.2jnkg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0);
  transition: background var(--transition);
  opacity: 0;
}
.4nbs3zl:hover .2jnkg {
  opacity: 1;
  background: rgba(0,0,0,0.45);
}
.2jnkg .omyh4 {
  width: 60px;
  height: 60px;
  background: rgba(255,255,255,0.95);
  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);
}
.4nbs3zl:hover .omyh4 { transform: scale(1); }
.omyh4 svg { width: 24px; height: 24px; fill: var(--primary); margin-left: 3px; }
.4kr2fln {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 600;
}
.t6mzz6sm {
  position: absolute;
  top: 10px;
  left: 10px;
}
.pll6ah { padding: 14px 16px; }
.jbr9aosl {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}
.e6c69 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.vdjy0a { display: flex; gap: 12px; align-items: center; }
.vdjy0a span { display: flex; align-items: center; gap: 4px; }
.video-author { display: flex; align-items: center; gap: 6px; }
.video-author img {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
}

/* ============================================
   分类标签栏
   ============================================ */
.b0dyj4 {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.4zokwz {
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 500;
  border: 1.5px solid var(--border);
  color: var(--text-light);
  background: #fff;
  transition: all var(--transition);
  cursor: pointer;
}
.4zokwz:hover, .category-tab.active {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(232,23,93,0.06);
}

/* ============================================
   专家卡片
   ============================================ */
.0f0r7vu {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}
.j1np1 {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  transition: all var(--transition);
  border: 1px solid var(--border);
}
.j1np1:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(232,23,93,0.2);
}
.oxbqmyc4 {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 16px;
  border: 3px solid rgba(232,23,93,0.2);
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.8rem;
  font-weight: 700;
}
.lkm1lzz1 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}
.7vcu10n {
  font-size: 0.82rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 10px;
}
.3h7vf {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 16px;
  line-height: 1.6;
}
.r5p90a9 { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-bottom: 16px; }
.qimijl0 {
  padding: 3px 10px;
  background: var(--bg);
  border-radius: 50px;
  font-size: 0.75rem;
  color: var(--text-light);
}
.51imiwm { display: flex; gap: 8px; justify-content: center; }

/* ============================================
   合作品牌Logo墙
   ============================================ */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 20px;
  align-items: center;
}
.partner-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  text-align: center;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80px;
}
.partner-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.partner-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-light);
  transition: color var(--transition);
}
.partner-item:hover .partner-name { color: var(--primary); }

/* ============================================
   FAQ
   ============================================ */
.0djjr { max-width: 800px; margin: 0 auto; }
.h5f6s7b {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: all var(--transition);
}
.h5f6s7b:hover { border-color: rgba(232,23,93,0.3); }
.44fdbp {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--dark);
  cursor: pointer;
  gap: 16px;
  user-select: none;
}
.44fdbp::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform var(--transition);
  line-height: 1;
}
.faq-item.open .44fdbp::after { transform: rotate(45deg); }
.kyzzlpb5 {
  display: none;
  padding: 0 24px 18px;
  color: var(--text-light);
  font-size: 0.92rem;
  line-height: 1.8;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.faq-item.open .kyzzlpb5 { display: block; }

/* ============================================
   用户评价
   ============================================ */
.rg4q1s1x {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.r2puus {
  background: #fff;
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  border: 1px solid var(--border);
  transition: all var(--transition);
  position: relative;
}
.r2puus:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.r2puus::before {
  content: '\201C';
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 4rem;
  color: rgba(232,23,93,0.08);
  font-family: Georgia, serif;
  line-height: 1;
}
.r8j3nw5 { color: #ffd166; font-size: 1rem; margin-bottom: 12px; letter-spacing: 2px; }
.fcqj8m26 {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 16px;
}
.7ujh555l { display: flex; align-items: center; gap: 12px; }
.zoeqv71d {
  width: 42px;
  height: 42px;
  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: 1rem;
  flex-shrink: 0;
}
.1zbmru7l { font-weight: 600; font-size: 0.9rem; color: var(--dark); }
.m4vre1 { font-size: 0.78rem; color: var(--text-muted); }

/* ============================================
   联系我们
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}
.contact-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.contact-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.contact-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.5rem;
}
.contact-label { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 6px; }
.contact-value { font-size: 0.95rem; font-weight: 600; color: var(--dark); }

/* ============================================
   二维码区域
   ============================================ */
.4cns7lj { background: linear-gradient(135deg, var(--dark), var(--dark-3)); padding: 60px 0; }
.4h4mvf {
  display: flex;
  gap: 48px;
  justify-content: center;
  flex-wrap: wrap;
}
.j1m6kn { text-align: center; }
.j1m6kn img {
  width: 140px;
  height: 140px;
  border-radius: var(--radius);
  border: 3px solid rgba(255,255,255,0.15);
  margin: 0 auto 12px;
}
.gyxod3 { color: rgba(255,255,255,0.8); font-size: 0.88rem; }
.pfvb6h { color: rgba(255,255,255,0.5); font-size: 0.78rem; margin-top: 4px; }

/* ============================================
   社交分享
   ============================================ */
.k50r5w58 {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.drwy7 { font-size: 0.88rem; color: var(--text-muted); }
.ltmkilx2 {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  transition: all var(--transition);
  border: 1.5px solid transparent;
}
.share-wechat { background: #07c160; color: #fff; }
.share-weibo { background: #e6162d; color: #fff; }
.share-douyin { background: #000; color: #fff; }
.share-bilibili { background: #00a1d6; color: #fff; }
.ltmkilx2:hover { transform: translateY(-2px); opacity: 0.9; }

/* ============================================
   页脚
   ============================================ */
.5ews8n {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
}
.ndid77op {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.d3k4t6 .fnmfqiq8 {
  font-size: 1.4rem;
  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: 12px;
}
.d3k4t6 p { font-size: 0.88rem; line-height: 1.8; margin-bottom: 20px; }
.pj228en3 h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.pj228en3 ul li { margin-bottom: 10px; }
.pj228en3 ul li a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.pj228en3 ul li a:hover { color: var(--primary-light); }
.sxx8o6 {
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
}
.sxx8o6 .logo-img {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  margin-right: 8px;
  vertical-align: middle;
}

/* ============================================
   面包屑
   ============================================ */
.qli1fo1n {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 16px 0;
}
.qli1fo1n a { color: var(--text-muted); }
.qli1fo1n a:hover { color: var(--primary); }
.qli1fo1n .sep { color: var(--border); }
.qli1fo1n .current { color: var(--primary); font-weight: 500; }

/* ============================================
   内页 Hero
   ============================================ */
.page-hero {
  background: linear-gradient(135deg, var(--dark), var(--dark-3));
  padding: 60px 0 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(232,23,93,0.2) 0%, transparent 70%);
}
.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: #fff;
  position: relative;
  margin-bottom: 12px;
}
.page-hero h1 span { color: var(--primary-light); }
.page-hero p {
  color: rgba(255,255,255,0.7);
  font-size: 1rem;
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================
   加入社区指南
   ============================================ */
.howto-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 24px;
}
.howto-step {
  text-align: center;
  padding: 28px 20px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: all var(--transition);
  position: relative;
}
.howto-step:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  font-size: 1.2rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.step-title { font-weight: 700; font-size: 0.95rem; color: var(--dark); margin-bottom: 8px; }
.step-desc { font-size: 0.85rem; color: var(--text-light); line-height: 1.6; }

/* ============================================
   AI赋能模块
   ============================================ */
.uy6newx {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.eqt8wq0 {
  background: linear-gradient(135deg, var(--dark), var(--dark-2));
  border-radius: var(--radius);
  padding: 28px 24px;
  border: 1px solid rgba(255,255,255,0.06);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.eqt8wq0::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(232,23,93,0.15), transparent 70%);
  border-radius: 50%;
}
.eqt8wq0:hover { transform: translateY(-4px); border-color: rgba(232,23,93,0.3); }
.g9wvijnf {
  font-size: 2rem;
  margin-bottom: 16px;
}
.wypa0 { font-size: 1.05rem; font-weight: 700; color: #fff; margin-bottom: 10px; }
.sp4rij6y { font-size: 0.88rem; color: rgba(255,255,255,0.6); line-height: 1.7; }

/* ============================================
   统计数字
   ============================================ */
.stats-bar {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  padding: 40px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item .num {
  font-size: 2.2rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-item .label { font-size: 0.88rem; color: rgba(255,255,255,0.8); }

/* ============================================
   响应式
   ============================================ */
@media (max-width: 1024px) {
  .ndid77op { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .tpgen7 { display: none; }
  .yswv2v0 { display: flex; }
  .c0dul { display: none; }
  .ky5jghiy { min-height: 420px; }
  .ky5jghiy h1 { font-size: 1.8rem; }
  .mepd9 { gap: 20px; }
  .ndid77op { grid-template-columns: 1fr; gap: 28px; }
  .sxx8o6 { flex-direction: column; text-align: center; }
  .lenxgdv5 { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .section { padding: 48px 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .mobile-nav {
    display: flex;
    flex-direction: column;
    background: #fff;
    border-top: 1px solid var(--border);
    padding: 12px 0;
  }
  .mobile-nav a {
    padding: 12px 24px;
    font-size: 0.95rem;
    color: var(--text);
    border-bottom: 1px solid var(--border);
    display: block;
  }
  .mobile-nav a:last-child { border-bottom: none; }
  .mobile-nav a:hover { color: var(--primary); background: rgba(232,23,93,0.04); }
}

@media (max-width: 480px) {
  .lenxgdv5 { grid-template-columns: 1fr; }
  .6baq8bn { flex-direction: column; }
  .6baq8bn .btn { width: 100%; justify-content: center; }
  .container { padding: 0 14px; }
}

/* ============================================
   动画
   ============================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}
.animate-fadeInUp { animation: fadeInUp 0.6s ease forwards; }
.i0pfszbd {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: #06d6a0;
  border-radius: 50%;
  animation: pulse 1.5s infinite;
  margin-right: 4px;
}

/* ============================================
   懒加载占位
   ============================================ */
img[data-src] {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================
   视频播放模态框
   ============================================ */
.t8peug9 {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.9);
  z-index: 9999;
  align-items: center;
  justify-content: center;
}
.video-modal.show { display: flex; }
.89ov4gv {
  position: relative;
  width: 90%;
  max-width: 800px;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
}
.t8peug9 video {
  width: 100%;
  display: block;
}
.6zfpd6mt {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 10;
  transition: background var(--transition);
}
.6zfpd6mt:hover { background: var(--primary); }

/* ============================================
   滚动条美化
   ============================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(232,23,93,0.3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ============================================
   选中文字颜色
   ============================================ */
::selection { background: rgba(232,23,93,0.2); color: var(--primary-dark); }

/* ============================================
   视频标签标识（百度视频分类辅助）
   ============================================ */
.q2h63g29 {
  display: inline-block;
  background: rgba(232,23,93,0.08);
  color: var(--primary);
  border: 1px solid rgba(232,23,93,0.2);
  border-radius: 4px;
  padding: 2px 8px;
  font-size: 0.7rem;
  font-weight: 600;
  line-height: 1.6;
}

/* ============================================
   Hero区域关键词标签
   ============================================ */
.zt45h {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.l50twt3q {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.85);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50px;
  padding: 5px 14px;
  font-size: 0.82rem;
  text-decoration: none;
  transition: all var(--transition);
  backdrop-filter: blur(4px);
}
.l50twt3q:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

/* ============================================
   Hero区域内嵌搜索框
   ============================================ */
.unawn7 {
  margin-top: 32px;
  max-width: 600px;
  position: relative;
  z-index: 2;
}
.unawn7 .j843dy {
  display: flex;
  gap: 0;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50px;
  overflow: hidden;
  backdrop-filter: blur(8px);
  max-width: 100%;
  margin: 0;
}
.unawn7 .j843dy input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  padding: 14px 22px;
  color: #fff;
  font-size: 0.95rem;
  width: auto;
}
.unawn7 .j843dy input::placeholder { color: rgba(255,255,255,0.55); }
.unawn7 .j843dy input:focus {
  border: none;
  box-shadow: none;
  width: auto;
}
.unawn7 .j843dy .btn {
  border-radius: 0 50px 50px 0;
  padding: 14px 28px;
  font-size: 0.9rem;
  white-space: nowrap;
}
.tisb8xs {
  margin-top: 12px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.tisb8xs a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  background: rgba(255,255,255,0.1);
  padding: 3px 10px;
  border-radius: 50px;
  transition: all var(--transition);
}
.tisb8xs a:hover {
  background: var(--primary);
  color: #fff;
}

/* ============================================
   视频卡片描述文字
   ============================================ */
.ghae39 {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============================================
   视频模态框增强（含视频遮罩播放按钮）
   ============================================ */
.89ov4gv {
  position: relative;
  width: 90%;
  max-width: 860px;
  background: #1a1a1a;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 80px rgba(0,0,0,0.6);
  animation: modalIn 0.3s ease;
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.92) translateY(20px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

/* ============================================
   移动端视频专项适配（百度移动端权重高）
   ============================================ */
@media (max-width: 640px) {
  .lenxgdv5 {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .29e73ek { border-radius: 8px; }
  .2jnkg {
    opacity: 1;
    background: rgba(0,0,0,0.2);
  }
  .2jnkg .omyh4 {
    width: 44px;
    height: 44px;
  }
  .2jnkg .omyh4 svg { width: 16px; height: 16px; }
  .jbr9aosl { font-size: 0.82rem; }
  .ghae39 { display: none; }
  .q2h63g29 { display: none; }
  .4kr2fln { font-size: 0.7rem; padding: 2px 6px; }
  .zt45h { gap: 6px; margin-top: 14px; }
  .l50twt3q { font-size: 0.75rem; padding: 4px 10px; }
  .unawn7 { margin-top: 20px; }
  .unawn7 .j843dy input { padding: 12px 16px; font-size: 0.88rem; }
  .unawn7 .j843dy .btn { padding: 12px 18px; font-size: 0.82rem; }
  .tisb8xs { font-size: 0.75rem; gap: 6px; }
  .89ov4gv { width: 100%; border-radius: 0; }
  #modalVideo { max-height: 50vh; }
  .b0dyj4 { gap: 6px; }
  .4zokwz { padding: 7px 14px; font-size: 0.8rem; }
}

@media (max-width: 480px) {
  .lenxgdv5 { grid-template-columns: 1fr; gap: 16px; }
  .ghae39 { display: block; }
  .q2h63g29 { display: inline-block; }
}

/* ============================================
   视频卡片移动端touch支持
   ============================================ */
.4nbs3zl:focus-within .2jnkg,
.4nbs3zl:active .2jnkg {
  opacity: 1;
  background: rgba(0,0,0,0.45);
}
.2jnkg:focus {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

/* ============================================
   视频内容标识标签
   ============================================ */
.avwu7 {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(232,23,93,0.1);
  color: var(--primary);
  border: 1px solid rgba(232,23,93,0.25);
  border-radius: 6px;
  padding: 4px 12px;
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.avwu7::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  animation: pulse 1.5s infinite;
}