:root{
    --blue:#2f6bff;
    --blue-dark:#1b4fd8;
    --ink:#1a1d24;
    --sub:#6b7280;
    --line:#eceef3;
    --bg:#f2f3f6;
    --card:#ffffff;
    --radius:14px;
  }
  *{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
  html{scroll-behavior:smooth;}
  body{
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    background:var(--bg);
    color:var(--ink);
    line-height:1.6;
    padding-bottom:72px;
  }
  img{display:block;max-width:100%;}
  a{text-decoration:none;color:inherit;}
  section{scroll-margin-top:64px;}

  /* ===== 手机外壳 ===== */
  .screen-wrap{
    max-width:480px;
    margin:0 auto;
    background:#fff;
    min-height:100vh;
    position:relative;
    box-shadow:0 0 0 1px rgba(0,0,0,.04),0 18px 50px rgba(20,30,60,.12);
  }
  .status-bar{
    display:flex;justify-content:space-between;align-items:center;
    padding:6px 16px 2px;font-size:12px;font-weight:600;color:var(--ink);
    background:#fff;position:sticky;top:0;z-index:40;
  }
  .status-right{display:flex;align-items:center;gap:6px;font-size:11px;}
  .battery{
    width:20px;height:10px;border:1.4px solid var(--ink);border-radius:3px;position:relative;
  }
  .battery::before{content:"";position:absolute;left:1.4px;top:1.4px;bottom:1.4px;width:12px;background:var(--ink);border-radius:1px;}
  .battery::after{content:"";position:absolute;right:-3.5px;top:3px;width:2px;height:4px;background:var(--ink);border-radius:0 1px 1px 0;}

  /* ===== 导航 ===== */
  .site-header{
    position:sticky;top:22px;z-index:50;
    background:rgba(255,255,255,.96);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav-inner{
    display:flex;align-items:center;justify-content:space-between;
    padding:8px 14px;gap:10px;
  }
  .brand{display:flex;align-items:center;gap:8px;flex-shrink:0;}
  .brand img{height:28px;width:auto;border-radius:8px;}
  .brand span{font-size:15px;font-weight:700;letter-spacing:.2px;}
  .nav-links{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;}
  .nav-links::-webkit-scrollbar{display:none;}
  .nav-links a{
    font-size:13px;color:var(--sub);padding:6px 8px;border-radius:8px;
    white-space:nowrap;transition:color .2s,background .2s;
  }
  .nav-links a.active,.nav-links a:hover{color:var(--blue);background:#eef3ff;font-weight:600;}
  .menu-toggle{
    display:none;background:none;border:1px solid var(--line);border-radius:8px;
    width:34px;height:30px;align-items:center;justify-content:center;cursor:pointer;
  }
  .menu-toggle span{display:block;width:16px;height:2px;background:var(--ink);position:relative;}
  .menu-toggle span::before,.menu-toggle span::after{
    content:"";position:absolute;left:0;width:16px;height:2px;background:var(--ink);
  }
  .menu-toggle span::before{top:-5px;}
  .menu-toggle span::after{top:5px;}
  .mobile-panel{
    display:none;flex-direction:column;padding:6px 14px 12px;gap:2px;
    border-top:1px solid var(--line);background:#fff;
  }
  .mobile-panel.open{display:flex;}
  .mobile-panel a{padding:9px 6px;font-size:14px;color:var(--sub);border-radius:8px;}
  .mobile-panel a.active{color:var(--blue);background:#eef3ff;font-weight:600;}

  /* ===== 首屏 ===== */
  .hero{padding:14px 14px 6px;}
  .hero h1{font-size:21px;line-height:1.35;font-weight:800;letter-spacing:-.3px;margin-bottom:6px;}
  .hero h1 em{font-style:normal;color:var(--blue);}
  .hero-sub{font-size:13px;color:var(--sub);margin-bottom:12px;}
  .hero-card{
    position:relative;border-radius:16px;overflow:hidden;
    aspect-ratio:16/10;background:#1c2030;
    box-shadow:0 10px 24px rgba(20,30,60,.16);
  }
  .hero-card img{width:100%;height:100%;object-fit:cover;}
  .hero-tag{
    position:absolute;left:0;right:0;bottom:0;
    padding:26px 14px 12px;
    background:linear-gradient(to top,rgba(0,0,0,.82),rgba(0,0,0,0));
    color:#fff;font-size:15px;font-weight:700;letter-spacing:.5px;
    display:flex;align-items:center;justify-content:space-between;
  }
  .hero-tag small{font-weight:400;font-size:11px;opacity:.85;}

  /* ===== 通用区块 ===== */
  .block{padding:18px 14px 4px;}
  .block-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:10px;}
  .block-head h2{font-size:17px;font-weight:800;letter-spacing:-.2px;}
  .block-head span{font-size:12px;color:var(--sub);}

  /* 继续追 */
  .continue-row{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;}
  .poster{
    position:relative;border-radius:10px;overflow:hidden;aspect-ratio:2/3;
    background:#dfe3ec;box-shadow:0 4px 10px rgba(20,30,60,.1);
  }
  .poster img{width:100%;height:100%;object-fit:cover;}
  .ep-badge{
    position:absolute;left:4px;top:4px;background:rgba(47,107,255,.94);color:#fff;
    font-size:10px;line-height:1;padding:4px 5px;border-radius:5px;font-weight:700;
  }
  .poster-name{font-size:11px;color:var(--ink);margin-top:5px;text-align:center;
    white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

  /* 今晚必看 */
  .tonight-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
  .tonight-card{
    border-radius:12px;overflow:hidden;background:var(--card);
    box-shadow:0 4px 12px rgba(20,30,60,.09);border:1px solid var(--line);
  }
  .tonight-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#dfe3ec;}
  .tonight-body{padding:8px 10px 10px;}
  .tonight-body h3{font-size:13px;font-weight:700;margin-bottom:2px;
    white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .tonight-body p{font-size:11px;color:var(--sub);line-height:1.4;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

  /* 热播榜 */
  .rank-list{display:flex;flex-direction:column;gap:8px;}
  .rank-item{
    display:flex;align-items:center;gap:10px;padding:8px;
    background:var(--card);border:1px solid var(--line);border-radius:12px;
    box-shadow:0 3px 9px rgba(20,30,60,.06);
  }
  .rank-num{
    width:22px;text-align:center;font-size:15px;font-weight:800;color:#c3c9d6;flex-shrink:0;
  }
  .rank-item:nth-child(1) .rank-num{color:#ff5a36;}
  .rank-item:nth-child(2) .rank-num{color:#ff8a3d;}
  .rank-item:nth-child(3) .rank-num{color:#ffb03d;}
  .rank-thumb{
    width:42px;height:58px;border-radius:8px;overflow:hidden;flex-shrink:0;background:#dfe3ec;
  }
  .rank-thumb img{width:100%;height:100%;object-fit:cover;}
  .rank-meta{flex:1;min-width:0;}
  .rank-meta strong{display:block;font-size:14px;font-weight:700;
    white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .rank-meta span{font-size:11px;color:var(--sub);}
  .progress{height:4px;background:#eceef3;border-radius:2px;margin-top:6px;overflow:hidden;}
  .progress i{display:block;height:100%;background:var(--blue);border-radius:2px;}

  /* 使用指南 */
  .guide-card{
    background:var(--card);border:1px solid var(--line);border-radius:14px;
    padding:14px;box-shadow:0 4px 14px rgba(20,30,60,.07);
  }
  .guide-intro{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;}
  .guide-intro img{
    width:96px;flex-shrink:0;border-radius:12px;border:1px solid var(--line);background:#dfe3ec;
  }
  .guide-intro h3{font-size:15px;font-weight:800;margin-bottom:4px;}
  .guide-intro p{font-size:12.5px;color:var(--sub);}
  .steps{list-style:none;display:flex;flex-direction:column;gap:10px;}
  .steps li{
    display:flex;gap:10px;padding:10px;border-radius:10px;background:#f7f9ff;
  }
  .step-no{
    width:22px;height:22px;flex-shrink:0;border-radius:50%;background:var(--blue);
    color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;
  }
  .step-text{font-size:12.5px;line-height:1.55;}
  .step-text b{font-weight:700;}
  .step-text i{font-style:normal;color:var(--sub);}

  /* FAQ */
  .faq-group{margin-bottom:14px;}
  .faq-group > h3{
    font-size:14px;font-weight:800;color:var(--blue);margin-bottom:8px;
    display:flex;align-items:center;gap:6px;
  }
  .faq-group > h3::before{content:"";width:4px;height:14px;background:var(--blue);border-radius:2px;}
  details{
    background:var(--card);border:1px solid var(--line);border-radius:10px;
    padding:10px 12px;margin-bottom:8px;
  }
  details summary{
    font-size:13.5px;font-weight:600;cursor:pointer;list-style:none;
    display:flex;justify-content:space-between;align-items:center;gap:8px;
  }
  details summary::-webkit-details-marker{display:none;}
  details summary::after{
    content:"+";color:var(--blue);font-weight:700;font-size:16px;line-height:1;flex-shrink:0;
  }
  details[open] summary::after{content:"−";}
  details p{font-size:12.5px;color:var(--sub);margin-top:8px;line-height:1.65;}
  .quality-table{
    width:100%;border-collapse:collapse;margin-top:10px;font-size:12px;
  }
  .quality-table th,.quality-table td{
    border-bottom:1px solid var(--line);padding:6px 4px;text-align:left;color:var(--sub);
  }
  .quality-table th{color:var(--ink);font-weight:600;background:#f7f9ff;}

  /* 图片墙 */
  .gallery-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;}
  .gallery-strip img{
    width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:10px;background:#dfe3ec;
    box-shadow:0 3px 9px rgba(20,30,60,.08);
  }
  .gallery-strip img.wide{aspect-ratio:16/10;grid-column:span 3;}

  /* 下载 */
  .download-block{padding:22px 14px 8px;text-align:center;}
  .download-block h2{font-size:18px;font-weight:800;margin-bottom:6px;}
  .download-block p{font-size:13px;color:var(--sub);margin-bottom:14px;}
  .btn-download{
    display:block;width:100%;padding:15px 0;border-radius:14px;
    background:linear-gradient(135deg,#2f6bff,#5a8dff);
    color:#fff;font-size:16px;font-weight:700;letter-spacing:1px;
    box-shadow:0 10px 22px rgba(47,107,255,.32);
    transition:transform .18s ease,box-shadow .18s ease;
  }
  .btn-download:active{transform:scale(.98);box-shadow:0 5px 12px rgba(47,107,255,.28);}
  .download-note{font-size:11.5px;color:#9aa1b0;margin-top:10px;}

  /* 页脚 */
  .site-footer{
    padding:20px 16px 26px;text-align:center;
    font-size:11px;color:#a2a8b6;line-height:1.8;
    border-top:1px solid var(--line);margin-top:14px;
  }
  .site-footer a{color:#a2a8b6;text-decoration:underline;text-underline-offset:2px;}
  .site-footer a:hover{color:var(--blue);}
  .site-footer .update-time{display:block;}

  /* 底部 Tab */
  .bottom-tabs{
    position:fixed;left:0;right:0;bottom:0;z-index:60;
    max-width:480px;margin:0 auto;
    display:flex;background:rgba(255,255,255,.98);
    border-top:1px solid var(--line);
    backdrop-filter:blur(10px);
  }
  .bottom-tabs a{
    flex:1;text-align:center;padding:8px 0 9px;font-size:11px;color:#9aa1b0;
    display:flex;flex-direction:column;align-items:center;gap:2px;
  }
  .bottom-tabs a.active{color:var(--blue);font-weight:700;}
  .tab-dot{width:18px;height:18px;border-radius:6px;background:#e6eaf5;}
  .bottom-tabs a.active .tab-dot{background:var(--blue);}

  /* ===== 响应式 ===== */
  @media (max-width:900px){
    .nav-links{display:none;}
    .menu-toggle{display:flex;}
  }
  @media (max-width:768px){
    .screen-wrap{max-width:none;box-shadow:none;}
    .status-bar{display:none;}
    .site-header{top:0;}
    .bottom-tabs{max-width:none;}
    .hero h1{font-size:19px;}
    .tonight-grid{grid-template-columns:1fr 1fr;}
  }
  @media (max-width:390px){
    .continue-row{gap:6px;}
    .poster-name{font-size:10px;}
    .guide-intro img{width:78px;}
  }
  @media (min-width:1024px){
    body{padding-top:24px;padding-bottom:24px;}
    .screen-wrap{border-radius:28px;overflow:hidden;margin-bottom:24px;}
    .bottom-tabs{position:sticky;bottom:0;border-radius:0 0 28px 28px;}
    body{padding-bottom:0;}
  }