:root{
    --ink:#07070d;
    --panel:#10101a;
    --line:#232338;
    --txt:#eef0ff;
    --mut:#8a8bb0;
    --pri:#6c5ce7;
    --pri2:#00d4ff;
    --hot:#ff4d6d;
    --r:16px;
  }
  body{margin:0}h1,h2,h3,h4,h5,h6,p,ul,ol,dl,dt,dd,figure,blockquote{margin:0;padding:0}*,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
    background:
      radial-gradient(900px 500px at 85% -5%, rgba(0,212,255,.10), transparent 60%),
      radial-gradient(800px 500px at 5% 10%, rgba(108,92,231,.14), transparent 60%),
      var(--ink);
    color:var(--txt);
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  a{color:inherit;text-decoration:none}
  img{display:block;max-width:100%}
  ul,ol{list-style:none}

  /* 顶部导航 */
  .topbar{
    position:sticky;top:0;z-index:50;
    background:rgba(7,7,13,.82);
    backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
  }
  .topbar-inner{
    max-width:1200px;margin:0 auto;height:68px;
    display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px;
    padding:0 24px;
  }
  .brand{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;letter-spacing:1px}
  .brand .dot{
    width:12px;height:12px;border-radius:50%;
    background:conic-gradient(var(--pri),var(--pri2),var(--pri));
    box-shadow:0 0 14px var(--pri2);
  }
  .brand b{background:linear-gradient(90deg,var(--pri2),var(--pri));-webkit-background-clip:text;background-clip:text;color:transparent}
  .menu{display:flex;justify-content:center;gap:6px}
  .menu a{padding:8px 15px;border-radius:999px;color:var(--mut);font-size:15px;transition:.25s}
  .menu a:hover,.menu a.on{color:var(--txt);background:rgba(108,92,231,.16)}
  .topcta{display:inline-flex;align-items:center;gap:8px;padding:9px 20px;border-radius:999px;
    background:linear-gradient(120deg,var(--pri),var(--pri2));color:#04040a;font-weight:700;font-size:14px}
  .burger{display:none;background:none;border:none;color:var(--txt);font-size:24px;cursor:pointer}

  /* 首屏 */
  .hero{max-width:1200px;margin:0 auto;padding:84px 24px 66px;text-align:center;position:relative}
  .hero::after{content:"";position:absolute;inset:auto 0 -1px 0;height:1px;
    background:linear-gradient(90deg,transparent,var(--pri),transparent)}
  .live-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;
    border:1px solid rgba(0,212,255,.45);color:var(--pri2);font-size:13px;letter-spacing:2px;margin-bottom:26px}
  .live-badge i{width:8px;height:8px;border-radius:50%;background:var(--hot);animation:pulse 1.4s infinite}
  @keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(255,77,109,.6)}50%{box-shadow:0 0 0 7px rgba(255,77,109,0)}}
  .hero h1{font-size:clamp(32px,5vw,54px);line-height:1.25;font-weight:900;max-width:820px;margin:0 auto 20px}
  .hero h1 .glow{background:linear-gradient(90deg,var(--pri2),var(--pri));-webkit-background-clip:text;background-clip:text;color:transparent}
  .hero .heroSub{display:block;background:linear-gradient(90deg,var(--pri2),var(--pri));-webkit-background-clip:text;background-clip:text;color:transparent;font-size:clamp(20px,3.2vw,26px);font-weight:800;margin:-10px 0 20px}
  .hero .sub{color:var(--mut);font-size:17px;max-width:660px;margin:0 auto 30px}
  .rating{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:30px;color:var(--mut);font-size:14px}
  .rating .stars{color:#ffc53d;letter-spacing:3px;font-size:18px}
  .rating b{color:var(--txt);font-size:16px}
  .hero-cta{display:flex;gap:15px;justify-content:center;flex-wrap:wrap;margin-bottom:46px}
  .btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:999px;font-size:16px;font-weight:700;cursor:pointer;transition:.25s}
  .btn.fill{background:linear-gradient(120deg,var(--pri),var(--pri2));color:#04040a;box-shadow:0 12px 32px rgba(108,92,231,.35)}
  .btn.fill:hover{transform:translateY(-2px)}
  .btn.ghost{border:1px solid var(--line);color:var(--mut)}
  .btn.ghost:hover{border-color:var(--pri2);color:var(--pri2)}
  .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;max-width:760px;margin:0 auto}
  .stats dt{font-size:32px;font-weight:900;color:var(--pri2)}
  .stats dd{color:var(--mut);font-size:14px;margin-top:2px}

  /* 通用区块 */
  section{max-width:1200px;margin:0 auto;padding:72px 24px}
  .head{text-align:center;max-width:700px;margin:0 auto 44px}
  .head .kicker{color:var(--pri2);font-size:12px;letter-spacing:6px;text-transform:uppercase;margin-bottom:12px}
  .head h2{font-size:clamp(24px,3.4vw,36px);font-weight:900;margin-bottom:14px}
  .head p{color:var(--mut)}

  /* 才艺频道 卡片 */
  .rooms{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .room{position:relative;border-radius:var(--r);overflow:hidden;background:var(--panel);border:1px solid var(--line);cursor:pointer;transition:.3s}
  .room:hover{transform:translateY(-6px);border-color:var(--pri2);box-shadow:0 18px 40px rgba(0,212,255,.15)}
  .room figure{position:relative;margin:0}
  .room figure img{width:100%;height:230px;object-fit:cover}
  .room .shade{position:absolute;inset:0;background:linear-gradient(180deg,transparent 42%,rgba(7,7,13,.94))}
  .room .tag{position:absolute;top:12px;left:12px;padding:3px 10px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:1px;color:#fff}
  .room .tag.live{background:var(--hot)}
  .room .tag.hot{background:linear-gradient(120deg,var(--pri),var(--pri2));color:#04040a}
  .room .viewers{position:absolute;bottom:12px;right:14px;font-size:13px;color:#fff}
  .room .info{display:flex;align-items:center;gap:11px;padding:14px}
  .room .info img{width:42px;height:42px;border-radius:50%;object-fit:cover;border:2px solid var(--pri2)}
  .room .info .nm{font-size:15px;font-weight:700}
  .room .info .cat{color:var(--mut);font-size:12px}
  .room .info .like{margin-left:auto;color:var(--mut);font-size:12px}

  /* 画质亮点 */
  .quality{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .q-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:28px 22px;transition:.3s}
  .q-card:hover{border-color:var(--pri);box-shadow:0 14px 34px rgba(108,92,231,.18)}
  .q-card .ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:26px;margin-bottom:16px;
    background:linear-gradient(140deg,rgba(108,92,231,.22),rgba(0,212,255,.18))}
  .q-card h3{font-size:18px;margin-bottom:8px}
  .q-card p{color:var(--mut);font-size:14px}
  .q-note{color:var(--mut);text-align:center;max-width:680px;margin:30px auto 0;font-size:14px}

  /* 互动玩法 */
  .play{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center}
  .play-list{display:grid;gap:14px}
  .play-item{display:flex;gap:16px;align-items:flex-start;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px}
  .play-item .ico{font-size:24px;flex:none}
  .play-item h4{font-size:16px;margin-bottom:4px}
  .play-item p{color:var(--mut);font-size:13px;margin:0}
  .play-side{background:linear-gradient(150deg,rgba(108,92,231,.22),rgba(0,212,255,.12));border:1px solid var(--line);border-radius:var(--r);padding:30px;text-align:center}
  .play-side .big{font-size:56px;font-weight:900;background:linear-gradient(90deg,var(--pri2),var(--pri));-webkit-background-clip:text;background-clip:text;color:transparent}
  .play-side p{color:var(--mut);margin-top:6px}

  /* 主播风采 */
  .hosts{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .host{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:26px 20px;text-align:center;transition:.3s;cursor:pointer}
  .host:hover{transform:translateY(-6px);border-color:var(--pri2)}
  .host img{width:96px;height:96px;border-radius:50%;object-fit:cover;margin:0 auto 14px;border:2px solid var(--pri2)}
  .host h3{font-size:17px;margin-bottom:4px}
  .host p{color:var(--mut);font-size:13px;margin-bottom:16px}
  .host .follow{display:inline-block;padding:7px 24px;border-radius:999px;border:1px solid var(--pri2);color:var(--pri2);font-size:13px;transition:.25s}
  .host .follow:hover{background:var(--pri2);color:#04040a}

  /* 主播榜 */
  .rank-wrap{max-width:620px;margin:0 auto}
  .rank{width:100%;border-collapse:separate;border-spacing:0 12px}
  .rank td{padding:14px 18px;background:var(--panel);color:var(--txt)}
  .rank td:first-child{border-radius:14px 0 0 14px}
  .rank td:last-child{border-radius:0 14px 14px 0}
  .rank .no{width:34px;color:var(--mut);font-weight:800;font-size:16px}
  .rank tr:first-child .no{color:var(--pri2)}
  .rank .face img{width:46px;height:46px;border-radius:50%;object-fit:cover}
  .rank .who{font-weight:700}
  .rank .heat{color:var(--mut);font-size:13px;text-align:right}

  /* 口碑 */
  .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .review{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px}
  .review .stars{color:#ffc53d;font-size:14px;margin-bottom:10px}
  .review p{color:var(--txt);font-size:14px;margin-bottom:14px}
  .review .user{color:var(--mut);font-size:13px}

  /* 下载 */
  .cta-band{max-width:1200px;margin:0 auto 80px;padding:0 24px}
  .cta-inner{border-radius:24px;padding:58px 30px;text-align:center;
    background:linear-gradient(135deg,var(--pri),var(--pri2));color:#04040a}
  .cta-inner h2{font-size:clamp(24px,3.4vw,34px);font-weight:900;margin-bottom:12px}
  .cta-inner p{max-width:620px;margin:0 auto 28px;opacity:.92}
  .cta-inner .btn{background:#04040a;color:#fff}
  .cta-inner .btn:hover{transform:translateY(-2px)}

  /* 页脚 */
  footer{border-top:1px solid var(--line);background:#050509;padding:60px 24px 0}
  .foot{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
  .foot h4{font-size:16px;margin-bottom:18px}
  .foot .about-txt p{color:var(--mut);font-size:13px;max-width:300px;margin-bottom:16px}
  .foot .col a{display:block;color:var(--mut);font-size:14px;padding:5px 0;transition:.2s}
  .foot .col a:hover{color:var(--pri2)}
  .foot .contact{color:var(--mut);font-size:13px}
  .tags{max-width:1200px;margin:0 auto;display:flex;flex-wrap:wrap;gap:10px;padding:24px 0;border-top:1px solid var(--line)}
  .tags a{font-size:13px;padding:7px 18px;border-radius:999px;border:1px solid var(--line);color:var(--mut);transition:.25s}
  .tags a:hover{color:var(--pri2);border-color:var(--pri2)}
  .legal{max-width:1200px;margin:0 auto;padding:26px 0 40px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
  .legal .copy{color:var(--mut);font-size:13px}
  .legal .copy b{color:var(--txt)}
  .legal .badges{display:flex;gap:12px;flex-wrap:wrap}
  .legal .badges span{font-size:12px;color:var(--mut);border:1px solid var(--line);border-radius:6px;padding:4px 10px}
  .legal .note{color:#5b5b74;font-size:12px;width:100%}

  @media(max-width:960px){
    .rooms,.quality,.hosts{grid-template-columns:repeat(2,1fr)}
    .reviews{grid-template-columns:1fr}
    .play{grid-template-columns:1fr}
    .foot{grid-template-columns:repeat(2,1fr)}
  }
  @media(max-width:620px){
    .topbar-inner{grid-template-columns:auto auto;justify-content:space-between}
    .menu{display:none;position:absolute;top:68px;left:0;right:0;background:#07070d;flex-direction:column;padding:14px 20px;border-bottom:1px solid var(--line)}
    .menu.open{display:flex}
    .topcta{display:none}
    .burger{display:block}
    .rooms,.quality,.hosts{grid-template-columns:1fr}
    .stats{grid-template-columns:repeat(2,1fr);gap:24px}
    .foot{grid-template-columns:1fr}
  }