/* roulang page: index */
:root{
      --bg:#0f1018;
      --bg-2:#17121f;
      --panel:#201528;
      --card:#261a34;
      --text:#f8fafc;
      --muted:#cbd5e1;
      --soft:#94a3b8;
      --line:rgba(168,85,247,.28);
      --line-strong:rgba(34,211,238,.42);
      --purple:#a855f7;
      --cyan:#22d3ee;
      --orange:#f97316;
      --cream:#fff7ed;
      --lavender:#efe7ff;
      --shadow:0 28px 80px rgba(0,0,0,.38);
      --glow:0 0 0 1px rgba(168,85,247,.28), 0 20px 60px rgba(168,85,247,.16);
      --radius:26px;
      --radius-sm:16px;
      --container:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      line-height:1.75;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(168,85,247,.26), transparent 34%),
        radial-gradient(circle at 84% 16%, rgba(34,211,238,.18), transparent 28%),
        linear-gradient(180deg,#0f1018 0%,#17121f 42%,#0f1018 100%);
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(34,211,238,.35);color:#fff}
    body::-webkit-scrollbar{width:10px}
    body::-webkit-scrollbar-track{background:#0b0c12}
    body::-webkit-scrollbar-thumb{background:linear-gradient(var(--purple),var(--cyan));border-radius:999px}
    .site-container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .skip-link{position:absolute;left:-999px;top:12px;background:var(--cyan);color:#061018;padding:10px 14px;border-radius:12px;z-index:99}
    .skip-link:focus{left:16px}
    .topbar{
      position:sticky;top:0;z-index:60;
      background:rgba(15,16,24,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(255,255,255,.08);
      box-shadow:0 14px 40px rgba(0,0,0,.26);
    }
    .nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:-.03em;white-space:nowrap}
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      background:linear-gradient(135deg,var(--purple),var(--cyan) 58%,var(--orange));
      box-shadow:0 0 28px rgba(168,85,247,.45);
      position:relative;overflow:hidden;
    }
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:rgba(15,16,24,.75);border-radius:6px}
    .brand-mark:before{width:24px;height:7px;left:9px;top:12px;transform:skewX(-16deg)}
    .brand-mark:after{width:18px;height:7px;right:7px;bottom:11px;transform:skewX(18deg)}
    .brand-text{font-size:18px}
    .desktop-nav{display:flex;align-items:center;gap:8px;padding:6px;border:1px solid rgba(255,255,255,.08);border-radius:999px;background:rgba(255,255,255,.04)}
    .nav-link{
      position:relative;padding:10px 15px;border-radius:999px;color:#dbeafe;font-size:14px;font-weight:700;
      transition:.22s ease;
    }
    .nav-link:hover{background:rgba(168,85,247,.16);color:#fff}
    .nav-link.active{background:rgba(168,85,247,.22);box-shadow:inset 0 0 0 1px rgba(168,85,247,.55);color:#fff}
    .nav-link.active:after{content:"";position:absolute;left:50%;bottom:4px;width:5px;height:5px;border-radius:50%;background:var(--orange);transform:translateX(-50%)}
    .nav-cta{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:12px 18px;border-radius:999px;
      background:linear-gradient(135deg,var(--orange),#fb7185);
      color:#fff;font-weight:900;box-shadow:0 14px 38px rgba(249,115,22,.28);
      transition:.22s ease;
    }
    .nav-cta:hover{transform:translateY(-2px);box-shadow:0 18px 48px rgba(249,115,22,.42)}
    .menu-btn{
      display:none;width:46px;height:46px;border-radius:15px;background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);color:#fff;align-items:center;justify-content:center;
    }
    .mobile-panel{
      display:none;padding:0 0 18px;border-top:1px solid rgba(255,255,255,.08);
    }
    .mobile-panel.open{display:block}
    .mobile-panel a{display:flex;min-height:46px;align-items:center;border-radius:15px;padding:11px 14px;margin-top:8px;background:rgba(255,255,255,.05);font-weight:800;color:#e2e8f0}
    .mobile-panel a.active{box-shadow:inset 0 0 0 1px rgba(34,211,238,.45);color:#fff;background:rgba(34,211,238,.1)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      min-height:48px;padding:13px 20px;border-radius:999px;font-weight:900;
      transition:.22s ease;border:1px solid transparent;
    }
    .btn:focus,.nav-link:focus,.nav-cta:focus,.menu-btn:focus,input:focus{outline:3px solid rgba(34,211,238,.45);outline-offset:3px}
    .btn-primary{background:linear-gradient(135deg,var(--purple),#7c3aed);color:#fff;box-shadow:0 18px 46px rgba(168,85,247,.34)}
    .btn-primary:hover{transform:translateY(-3px);box-shadow:0 24px 58px rgba(168,85,247,.48)}
    .btn-secondary{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#fff}
    .btn-secondary:hover{background:rgba(34,211,238,.12);border-color:rgba(34,211,238,.52);transform:translateY(-3px)}
    .btn-orange{background:linear-gradient(135deg,var(--orange),#f43f5e);color:#fff;box-shadow:0 18px 46px rgba(249,115,22,.28)}
    .eyebrow,.badge{
      display:inline-flex;align-items:center;gap:8px;border-radius:999px;
      padding:7px 12px;font-size:13px;font-weight:900;letter-spacing:.02em;
      background:rgba(168,85,247,.14);border:1px solid rgba(168,85,247,.36);color:#f5e8ff;
    }
    .badge.cyan{background:rgba(34,211,238,.12);border-color:rgba(34,211,238,.38);color:#cffafe}
    .badge.orange{background:rgba(249,115,22,.13);border-color:rgba(249,115,22,.38);color:#ffedd5}
    .hero{
      position:relative;min-height:690px;display:grid;align-items:center;overflow:hidden;
      border-bottom:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(90deg,rgba(15,16,24,.96),rgba(15,16,24,.62) 46%,rgba(15,16,24,.9)),
        radial-gradient(circle at 68% 44%,rgba(168,85,247,.45),transparent 28%),
        radial-gradient(circle at 82% 20%,rgba(34,211,238,.32),transparent 22%),
        linear-gradient(135deg,#201528,#0f1018 56%,#2b160c);
    }
    .hero:before{
      content:"";position:absolute;inset:0;opacity:.22;
      background-image:
        linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
      background-size:44px 44px;
      mask-image:linear-gradient(180deg,#000,transparent 86%);
    }
    .hero:after{
      content:"乱码 / 编码 / 入口 / 刷新 / UTF-8 / 移动端 / 浏览器 / 亚洲 / 在线查看";
      position:absolute;right:-70px;top:110px;width:520px;color:rgba(255,255,255,.08);
      font-size:52px;font-weight:900;line-height:1.45;transform:rotate(9deg);letter-spacing:.06em;
    }
    .hero-media{
      position:absolute;inset:96px 34px 48px auto;width:min(560px,46vw);border-radius:34px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.12),rgba(255,255,255,.02)),
        linear-gradient(135deg,rgba(168,85,247,.34),rgba(34,211,238,.16));
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow);
      transform:perspective(900px) rotateY(-7deg) rotateX(2deg);
      overflow:hidden;
    }
    .hero-media .scan{position:absolute;inset:0;background:repeating-linear-gradient(0deg,rgba(255,255,255,.08) 0 1px,transparent 1px 8px);opacity:.22;animation:scan 5s linear infinite}
    @keyframes scan{from{transform:translateY(-20px)}to{transform:translateY(20px)}}
    .play-disc{
      position:absolute;left:50%;top:48%;transform:translate(-50%,-50%);
      width:112px;height:112px;border-radius:50%;display:grid;place-items:center;
      background:rgba(15,16,24,.72);border:1px solid rgba(34,211,238,.52);
      box-shadow:0 0 0 14px rgba(34,211,238,.08),0 0 55px rgba(34,211,238,.38);
    }
    .play-disc span{
      width:0;height:0;border-top:18px solid transparent;border-bottom:18px solid transparent;border-left:28px solid #fff;margin-left:8px;
    }
    .media-card{
      position:absolute;left:28px;right:28px;bottom:28px;
      display:grid;grid-template-columns:repeat(4,1fr);gap:10px;
    }
    .media-card div{
      min-height:76px;border-radius:18px;background:rgba(15,16,24,.66);
      border:1px solid rgba(255,255,255,.12);padding:12px;
    }
    .media-card b{display:block;font-size:12px;color:#a5f3fc}
    .media-card small{display:block;color:#e2e8f0;margin-top:5px;line-height:1.35}
    .hero-content{position:relative;z-index:2;max-width:710px;padding:86px 0}
    .limited-bar{
      display:flex;align-items:center;gap:12px;max-width:660px;
      padding:10px 14px;border-radius:999px;background:rgba(249,115,22,.12);
      border:1px solid rgba(249,115,22,.36);color:#ffedd5;font-weight:800;margin-bottom:22px;
    }
    .pulse-dot{width:9px;height:9px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 8px rgba(249,115,22,.16)}
    h1{
      font-size:clamp(42px,7vw,82px);line-height:.98;letter-spacing:-.07em;margin:0 0 24px;
      text-shadow:0 18px 52px rgba(0,0,0,.36);
    }
    .hero-desc{font-size:18px;color:#e2e8f0;max-width:640px;margin:0 0 28px}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
    .data-strip{display:flex;gap:12px;flex-wrap:wrap}
    .data-pill{
      padding:12px 15px;border-radius:18px;background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);min-width:136px;
    }
    .data-pill strong{display:block;font-size:24px;line-height:1;color:#fff}
    .data-pill span{font-size:13px;color:#cbd5e1}
    section{position:relative;padding:82px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:26px;margin-bottom:30px}
    .section-head h2{font-size:clamp(28px,4vw,46px);line-height:1.12;letter-spacing:-.04em;margin:8px 0 0}
    .section-head p{max-width:620px;color:#cbd5e1;margin:0}
    .panel{
      border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);
      background:linear-gradient(145deg,rgba(255,255,255,.08),rgba(255,255,255,.035));
      box-shadow:var(--glow);overflow:hidden;
    }
    .directory{
      background:linear-gradient(180deg,rgba(239,231,255,.08),rgba(255,247,237,.02));
    }
    .dir-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:22px}
    .tree{
      padding:24px;border-radius:28px;background:#fff7ed;color:#24130b;box-shadow:0 24px 58px rgba(0,0,0,.22);
      border:1px solid rgba(249,115,22,.34);
    }
    .tree-row{
      display:grid;grid-template-columns:44px 1fr auto;gap:14px;align-items:center;
      padding:16px;border-radius:18px;background:rgba(255,255,255,.72);margin-top:12px;border:1px solid rgba(249,115,22,.16);
      transition:.22s ease;
    }
    .tree-row:hover{transform:translateX(5px);border-color:rgba(249,115,22,.46)}
    .chip-num{width:42px;height:42px;border-radius:15px;display:grid;place-items:center;background:#201528;color:#fff;font-weight:900}
    .tree-row h3{margin:0;font-size:18px}
    .tree-row p{margin:2px 0 0;color:#5f4438;line-height:1.5}
    .quick-board{display:grid;gap:14px}
    .quick-card{
      padding:20px;border-radius:24px;background:rgba(32,21,40,.88);
      border:1px solid rgba(168,85,247,.24);transition:.22s ease;
    }
    .quick-card:hover{transform:translateY(-5px);border-color:rgba(34,211,238,.48);box-shadow:0 18px 48px rgba(34,211,238,.12)}
    .quick-card h3{margin:10px 0 6px;font-size:20px}
    .quick-card p{margin:0;color:#cbd5e1}
    .scroll-track{
      display:flex;gap:18px;overflow-x:auto;padding:8px 4px 22px;scroll-snap-type:x mandatory;
    }
    .scroll-track::-webkit-scrollbar{height:8px}
    .scroll-track::-webkit-scrollbar-thumb{background:rgba(168,85,247,.55);border-radius:999px}
    .scene-card{
      flex:0 0 286px;scroll-snap-align:start;min-height:238px;padding:22px;border-radius:28px;
      background:linear-gradient(145deg,rgba(168,85,247,.16),rgba(34,211,238,.08));
      border:1px solid rgba(255,255,255,.12);box-shadow:0 18px 46px rgba(0,0,0,.18);
      transition:.24s ease;position:relative;overflow:hidden;
    }
    .scene-card:before{content:"";position:absolute;right:-30px;top:-30px;width:110px;height:110px;border-radius:34px;background:rgba(249,115,22,.22);transform:rotate(18deg)}
    .scene-card:hover{transform:translateY(-6px);border-color:rgba(34,211,238,.5);box-shadow:0 24px 62px rgba(168,85,247,.2)}
    .scene-card h3{position:relative;margin:15px 0 8px;font-size:21px}
    .scene-card p{position:relative;margin:0;color:#dbeafe;line-height:1.65}
    .value{background:linear-gradient(135deg,rgba(168,85,247,.12),rgba(15,16,24,0))}
    .asym-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}
    .feature-big{
      padding:34px;border-radius:32px;background:linear-gradient(135deg,#efe7ff,#fff7ed);
      color:#1f1230;min-height:410px;position:relative;overflow:hidden;
    }
    .feature-big:after{content:"";position:absolute;right:-56px;bottom:-56px;width:230px;height:230px;border-radius:50%;background:linear-gradient(135deg,rgba(168,85,247,.35),rgba(34,211,238,.28))}
    .feature-big h3{font-size:34px;line-height:1.16;margin:16px 0 12px}
    .feature-big p{max-width:580px;color:#4b375e}
    .energy{
      margin-top:30px;height:18px;border-radius:999px;background:rgba(32,21,40,.12);overflow:hidden;border:1px solid rgba(32,21,40,.12)
    }
    .energy span{display:block;height:100%;width:78%;background:linear-gradient(90deg,var(--purple),var(--cyan),var(--orange));border-radius:999px}
    .mini-stack{display:grid;gap:16px}
    .mini-card{
      padding:22px;border-radius:26px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.11);
      transition:.22s ease;
    }
    .mini-card:hover{transform:translateY(-5px);border-color:rgba(249,115,22,.45)}
    .mini-card h3{margin:8px 0 5px;font-size:20px}
    .mini-card p{margin:0;color:#cbd5e1}
    .news-zone{background:linear-gradient(180deg,rgba(34,211,238,.07),rgba(15,16,24,0))}
    .news-layout{display:grid;grid-template-columns:1fr 360px;gap:22px}
    .news-list{padding:12px;border-radius:28px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}
    .news-item{
      display:grid;grid-template-columns:112px 1fr auto;gap:18px;align-items:center;
      padding:18px;border-radius:20px;border-bottom:1px solid rgba(255,255,255,.08);transition:.22s ease;
    }
    .news-item:last-child{border-bottom:0}
    .news-item:hover{background:rgba(34,211,238,.08)}
    .news-date{color:#a5f3fc;font-weight:900;font-size:13px}
    .news-item h3{margin:0 0 4px;font-size:18px}
    .news-item p{margin:0;color:#cbd5e1;line-height:1.55}
    .arrow{color:#fbbf24;font-weight:900}
    .recommend-card{
      padding:24px;border-radius:28px;background:linear-gradient(145deg,rgba(249,115,22,.18),rgba(168,85,247,.12));
      border:1px solid rgba(249,115,22,.32);position:sticky;top:96px;
    }
    .recommend-card h3{font-size:25px;line-height:1.2;margin:12px 0}
    .recommend-card p{color:#ffedd5}
    .download{
      background:
        radial-gradient(circle at 30% 10%,rgba(249,115,22,.2),transparent 30%),
        linear-gradient(135deg,rgba(255,247,237,.08),rgba(168,85,247,.05));
    }
    .lead-box{
      display:grid;grid-template-columns:1fr 420px;gap:24px;align-items:center;
      padding:34px;border-radius:34px;background:#efe7ff;color:#1d1430;border:1px solid rgba(168,85,247,.28);
      box-shadow:0 28px 72px rgba(0,0,0,.28);
    }
    .lead-box h2{font-size:clamp(30px,4vw,48px);line-height:1.1;margin:10px 0 12px}
    .lead-form{
      padding:20px;border-radius:26px;background:#fff7ed;border:1px solid rgba(249,115,22,.28);
      box-shadow:0 18px 46px rgba(58,23,89,.12);
    }
    .field{display:grid;gap:8px;margin-bottom:12px}
    .field label{font-weight:900;color:#2d1d3e}
    .field input{
      width:100%;border:1px solid rgba(45,29,62,.16);border-radius:16px;padding:13px 14px;background:#fff;color:#1d1430;
    }
    .form-note{font-size:13px;color:#6b4d3a;margin:12px 0 0}
    .tiers{background:linear-gradient(180deg,rgba(249,115,22,.05),rgba(168,85,247,.07))}
    .tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .tier-card{
      padding:24px;border-radius:28px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
      transition:.22s ease;position:relative;overflow:hidden;
    }
    .tier-card.hot{background:linear-gradient(145deg,rgba(249,115,22,.2),rgba(168,85,247,.16));border-color:rgba(249,115,22,.5)}
    .tier-card:hover{transform:translateY(-6px);box-shadow:0 24px 58px rgba(0,0,0,.24)}
    .tier-card h3{font-size:22px;margin:16px 0 8px}
    .tier-card p{color:#cbd5e1;margin:0 0 18px}
    .progress{height:10px;background:rgba(255,255,255,.1);border-radius:999px;overflow:hidden}
    .progress span{display:block;height:100%;background:linear-gradient(90deg,var(--orange),var(--purple));border-radius:999px}
    .media-select{background:linear-gradient(180deg,rgba(34,211,238,.08),rgba(15,16,24,0))}
    .media-tile{
      flex:0 0 320px;min-height:220px;border-radius:30px;padding:22px;
      background:linear-gradient(145deg,rgba(255,255,255,.09),rgba(255,255,255,.035));
      border:1px solid rgba(255,255,255,.12);transition:.22s ease;
    }
    .media-tile:hover{transform:translateY(-6px);border-color:rgba(34,211,238,.5)}
    .media-tile h3{font-size:22px;margin:18px 0 8px}
    .media-tile p{color:#cbd5e1;margin:0}
    .faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .faq-card{
      padding:22px;border-radius:24px;background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.11);transition:.22s ease;
    }
    .faq-card:hover{border-color:rgba(168,85,247,.5);transform:translateY(-4px)}
    .faq-card h3{margin:0 0 8px;font-size:19px}
    .faq-card p{margin:0;color:#cbd5e1}
    .final-cta{padding-bottom:92px}
    .campaign{
      position:relative;overflow:hidden;padding:42px;border-radius:36px;
      background:
        linear-gradient(135deg,rgba(249,115,22,.9),rgba(168,85,247,.78) 48%,rgba(34,211,238,.62)),
        linear-gradient(135deg,#201528,#0f1018);
      box-shadow:0 32px 88px rgba(168,85,247,.26);
    }
    .campaign:before{
      content:"";position:absolute;inset:14px;border:1px dashed rgba(255,255,255,.36);border-radius:28px;pointer-events:none;
    }
    .campaign h2{font-size:clamp(30px,5vw,54px);line-height:1.05;margin:12px 0}
    .campaign p{max-width:710px;color:#fff7ed;margin-bottom:24px}
    .footer{
      padding:54px 0 28px;background:#0b0c12;border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:28px}
    .footer h3{margin:0 0 12px;font-size:16px;color:#fff}
    .footer p,.footer a{color:#94a3b8}
    .footer a{display:block;margin:8px 0;transition:.2s ease}
    .footer a:hover{color:#a5f3fc;transform:translateX(3px)}
    .copyright{
      margin-top:32px;padding-top:18px;border-top:1px solid rgba(255,255,255,.08);
      display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#64748b;font-size:14px;
    }
    @media (max-width:1024px){
      .desktop-nav,.nav-cta{display:none}
      .menu-btn{display:flex}
      .hero{min-height:auto}
      .hero-media{position:relative;inset:auto;width:100%;height:360px;margin:0 0 44px;transform:none}
      .hero-content{max-width:none;padding:64px 0 26px}
      .dir-grid,.asym-grid,.news-layout,.lead-box{grid-template-columns:1fr}
      .recommend-card{position:relative;top:auto}
      .tier-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px,var(--container))}
      .nav-wrap{height:68px}
      .brand-text{font-size:16px}
      section{padding:58px 0}
      .section-head{display:block}
      .limited-bar{border-radius:22px;align-items:flex-start}
      h1{font-size:43px}
      .hero-desc{font-size:16px}
      .hero-actions .btn{width:100%}
      .media-card{grid-template-columns:repeat(2,1fr);left:16px;right:16px;bottom:16px}
      .play-disc{width:86px;height:86px}
      .tree-row{grid-template-columns:40px 1fr}
      .tree-row .badge{grid-column:1 / -1;justify-content:center}
      .news-item{grid-template-columns:1fr;gap:8px}
      .lead-box{padding:22px;border-radius:28px}
      .faq-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .campaign{padding:30px 22px}
    }
    @media (max-width:520px){
      .data-pill{flex:1 1 100%}
      .scene-card,.media-tile{flex-basis:84vw}
      .hero-media{height:430px}
      .media-card{grid-template-columns:1fr}
      .play-disc{top:35%}
      .btn{width:100%}
    }

/* roulang page: category1 */
:root{
      --bg:#0f1018;
      --bg-2:#17121f;
      --panel:#201528;
      --panel-soft:#2a1836;
      --text:#f8fafc;
      --muted:#b9adc7;
      --weak:#8f839e;
      --purple:#a855f7;
      --purple-2:#8b5cf6;
      --cyan:#22d3ee;
      --orange:#f97316;
      --cream:#fff7ed;
      --lavender:#efe7ff;
      --line:rgba(168,85,247,.28);
      --line-strong:rgba(34,211,238,.45);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --shadow:0 24px 80px rgba(0,0,0,.38);
      --glow:0 0 0 1px rgba(168,85,247,.22),0 18px 55px rgba(168,85,247,.18);
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,system-ui,-apple-system,BlinkMacSystemFont,sans-serif;
      line-height:1.75;
      color:var(--text);
      background:
        radial-gradient(circle at 10% 8%,rgba(168,85,247,.32),transparent 28%),
        radial-gradient(circle at 86% 14%,rgba(34,211,238,.18),transparent 26%),
        linear-gradient(180deg,#0f1018 0%,#17121f 48%,#0f1018 100%);
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.18;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom,black,transparent 80%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(34,211,238,.72);outline-offset:3px}
    ::selection{background:rgba(168,85,247,.72);color:#fff}
    ::-webkit-scrollbar{width:10px;height:10px}
    ::-webkit-scrollbar-track{background:#120f1a}
    ::-webkit-scrollbar-thumb{background:linear-gradient(180deg,var(--purple),var(--cyan));border-radius:999px}

    .site-container{
      width:min(var(--container),calc(100% - 40px));
      margin-inline:auto;
    }
    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(15,16,24,.86);
      border-bottom:1px solid rgba(255,255,255,.08);
      backdrop-filter:blur(18px);
    }
    .nav-wrap{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      letter-spacing:-.03em;
      white-space:nowrap;
    }
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:13px;
      background:
        linear-gradient(135deg,rgba(249,115,22,.95),rgba(168,85,247,.96) 48%,rgba(34,211,238,.92)),
        repeating-linear-gradient(90deg,transparent 0 5px,rgba(255,255,255,.18) 5px 7px);
      box-shadow:0 0 0 4px rgba(168,85,247,.12),0 14px 32px rgba(168,85,247,.3);
      position:relative;
    }
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:8px;
      border:2px solid rgba(255,255,255,.68);
      border-radius:8px;
      transform:rotate(-6deg);
    }
    .brand-text{font-size:18px;color:#fff}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:7px;
      border:1px solid rgba(255,255,255,.08);
      border-radius:999px;
      background:rgba(255,255,255,.04);
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:38px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:800;
      transition:.22s ease;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(168,85,247,.14);
    }
    .nav-link.active{
      color:#fff;
      background:rgba(168,85,247,.22);
      box-shadow:inset 0 0 0 1px rgba(168,85,247,.45);
    }
    .nav-link.active::after{
      content:"";
      position:absolute;
      right:12px;
      top:9px;
      width:6px;
      height:6px;
      border-radius:50%;
      background:var(--orange);
      box-shadow:0 0 14px rgba(249,115,22,.9);
    }
    .nav-cta,.btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.12);
      font-weight:900;
      transition:.24s ease;
      white-space:nowrap;
    }
    .nav-cta{
      color:#111827;
      background:linear-gradient(135deg,var(--cyan),#d9f99d);
      box-shadow:0 12px 34px rgba(34,211,238,.2);
    }
    .nav-cta:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 44px rgba(34,211,238,.32);
      filter:saturate(1.12);
    }
    .menu-btn{
      display:none;
      width:44px;
      height:44px;
      align-items:center;
      justify-content:center;
      border-radius:15px;
      border:1px solid rgba(255,255,255,.12);
      color:#fff;
      background:rgba(255,255,255,.06);
    }
    .mobile-panel{
      display:none;
      padding:0 0 16px;
    }
    .mobile-panel a{
      display:flex;
      min-height:46px;
      align-items:center;
      padding:0 14px;
      border-radius:14px;
      color:var(--muted);
      font-weight:800;
    }
    .mobile-panel a:hover,.mobile-panel a.active{
      color:#fff;
      background:rgba(168,85,247,.18);
    }

    .section{padding:72px 0}
    .section-tight{padding:46px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      color:#fff;
      background:rgba(168,85,247,.16);
      border:1px solid rgba(168,85,247,.35);
      font-size:13px;
      font-weight:900;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 18px rgba(34,211,238,.8);
    }
    .banner{
      position:relative;
      overflow:hidden;
      padding:64px 0 52px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .banner::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 18% 32%,rgba(249,115,22,.25),transparent 23%),
        radial-gradient(circle at 80% 18%,rgba(168,85,247,.34),transparent 28%),
        linear-gradient(135deg,rgba(32,21,40,.95),rgba(15,16,24,.75));
      z-index:-2;
    }
    .banner::after{
      content:"入口 / 编码 / 设备 / 刷新 / 状态 / 乱码";
      position:absolute;
      right:-80px;
      top:44px;
      width:520px;
      color:rgba(255,255,255,.055);
      font-size:54px;
      line-height:1.2;
      font-weight:1000;
      letter-spacing:.1em;
      transform:rotate(-8deg);
      z-index:-1;
    }
    .notice-bar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:13px 16px;
      margin-bottom:28px;
      border-radius:18px;
      background:linear-gradient(90deg,rgba(249,115,22,.2),rgba(168,85,247,.18),rgba(34,211,238,.13));
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--glow);
    }
    .notice-bar span{font-size:14px;color:#fff}
    .pulse-line{
      flex:1;
      height:7px;
      min-width:90px;
      border-radius:999px;
      overflow:hidden;
      background:rgba(255,255,255,.12);
    }
    .pulse-line i{
      display:block;
      height:100%;
      width:72%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--orange),var(--purple),var(--cyan));
      box-shadow:0 0 22px rgba(34,211,238,.45);
    }
    .banner-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:34px;
      align-items:center;
    }
    h1{
      max-width:820px;
      margin:18px 0 18px;
      font-size:clamp(34px,5.1vw,66px);
      line-height:1.06;
      letter-spacing:-.06em;
      font-weight:1000;
    }
    .lead{
      max-width:720px;
      color:#ddd6e8;
      font-size:18px;
      line-height:1.9;
    }
    .btn-row{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:28px;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--purple),var(--orange));
      color:#fff;
      box-shadow:0 18px 50px rgba(168,85,247,.28);
    }
    .btn-primary:hover{
      transform:translateY(-3px);
      box-shadow:0 24px 70px rgba(249,115,22,.27);
    }
    .btn-secondary{
      color:#fff;
      background:rgba(255,255,255,.07);
      border-color:rgba(34,211,238,.38);
    }
    .btn-secondary:hover{
      transform:translateY(-3px);
      background:rgba(34,211,238,.12);
      border-color:rgba(34,211,238,.72);
    }
    .status-deck{
      position:relative;
      min-height:360px;
      padding:20px;
      border-radius:var(--radius-xl);
      border:1px solid rgba(255,255,255,.12);
      background:rgba(15,16,24,.52);
      box-shadow:var(--shadow);
    }
    .status-deck::before{
      content:"";
      position:absolute;
      inset:14px;
      border-radius:22px;
      border:1px dashed rgba(34,211,238,.25);
      pointer-events:none;
    }
    .mini-status{
      position:relative;
      display:flex;
      align-items:flex-start;
      gap:14px;
      padding:18px;
      margin-bottom:14px;
      border-radius:20px;
      background:linear-gradient(135deg,rgba(255,255,255,.1),rgba(255,255,255,.045));
      border:1px solid rgba(255,255,255,.12);
      transition:.24s ease;
    }
    .mini-status:nth-child(2){margin-left:26px}
    .mini-status:nth-child(3){margin-left:52px}
    .mini-status:nth-child(4){margin-left:20px;margin-bottom:0}
    .mini-status:hover{
      transform:translateY(-5px) rotate(-1deg);
      border-color:rgba(34,211,238,.5);
      box-shadow:var(--glow);
    }
    .chip{
      flex:0 0 auto;
      width:36px;
      height:36px;
      display:grid;
      place-items:center;
      border-radius:14px;
      color:#111827;
      background:linear-gradient(135deg,var(--cyan),#fef3c7);
      font-size:13px;
      font-weight:1000;
      box-shadow:0 12px 28px rgba(34,211,238,.18);
    }
    .mini-status h3{margin:0 0 4px;font-size:16px;font-weight:1000}
    .mini-status p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      color:#fff;
      font-size:12px;
      font-weight:900;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.08);
    }
    .badge.orange{background:rgba(249,115,22,.16);border-color:rgba(249,115,22,.4)}
    .badge.cyan{background:rgba(34,211,238,.13);border-color:rgba(34,211,238,.38)}
    .badge.purple{background:rgba(168,85,247,.16);border-color:rgba(168,85,247,.42)}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:22px;
      margin-bottom:26px;
    }
    .section-head h2{
      margin:12px 0 0;
      font-size:clamp(26px,3vw,42px);
      line-height:1.15;
      font-weight:1000;
      letter-spacing:-.05em;
    }
    .section-head p{
      max-width:570px;
      color:var(--muted);
      margin:0;
    }
    .filter-strip{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      padding:12px;
      border:1px solid rgba(255,255,255,.1);
      border-radius:999px;
      background:rgba(255,255,255,.045);
    }
    .filter-pill{
      border:0;
      min-height:38px;
      padding:0 14px;
      border-radius:999px;
      color:var(--muted);
      background:transparent;
      font-size:14px;
      font-weight:900;
      transition:.22s ease;
    }
    .filter-pill:hover,.filter-pill.active{
      color:#fff;
      background:rgba(168,85,247,.25);
      box-shadow:inset 0 0 0 1px rgba(168,85,247,.38);
    }
    .layout-main{
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      gap:24px;
      align-items:start;
    }
    .entry-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .entry-card,.side-card,.info-card,.faq-item,.cta-band{
      border:1px solid rgba(255,255,255,.11);
      border-radius:var(--radius-lg);
      background:linear-gradient(145deg,rgba(255,255,255,.085),rgba(255,255,255,.035));
      box-shadow:0 16px 48px rgba(0,0,0,.22);
    }
    .entry-card{
      position:relative;
      overflow:hidden;
      padding:22px;
      min-height:240px;
      transition:.24s ease;
    }
    .entry-card::before{
      content:"";
      position:absolute;
      inset:0 0 auto;
      height:5px;
      background:linear-gradient(90deg,var(--purple),var(--orange),var(--cyan));
      opacity:.86;
    }
    .entry-card:hover{
      transform:translateY(-6px);
      border-color:rgba(34,211,238,.42);
      box-shadow:0 24px 70px rgba(0,0,0,.3),0 0 0 1px rgba(34,211,238,.16);
    }
    .card-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:18px;
    }
    .entry-card h3{
      margin:0 0 10px;
      font-size:21px;
      line-height:1.25;
      font-weight:1000;
      letter-spacing:-.03em;
    }
    .entry-card p{margin:0;color:var(--muted);font-size:15px}
    .meta-list{
      display:grid;
      gap:9px;
      margin:18px 0 20px;
      padding:0;
      list-style:none;
    }
    .meta-list li{
      display:flex;
      gap:8px;
      color:#ded7e7;
      font-size:14px;
    }
    .meta-list li::before{
      content:"";
      width:8px;
      height:8px;
      margin-top:9px;
      flex:0 0 auto;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 14px rgba(34,211,238,.8);
    }
    .card-btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:38px;
      padding:0 14px;
      border-radius:999px;
      color:#fff;
      font-weight:900;
      font-size:14px;
      background:rgba(168,85,247,.2);
      border:1px solid rgba(168,85,247,.42);
      transition:.22s ease;
    }
    .card-btn:hover{
      background:linear-gradient(135deg,var(--purple),var(--orange));
      transform:translateY(-2px);
    }
    .side-stack{
      display:grid;
      gap:18px;
      position:sticky;
      top:96px;
    }
    .side-card{
      padding:22px;
      overflow:hidden;
    }
    .side-card h3{margin:0 0 14px;font-size:19px;font-weight:1000}
    .quick-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}
    .quick-list a,.quick-list li{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px 13px;
      border-radius:16px;
      color:#e8ddf3;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.08);
      font-size:14px;
      font-weight:800;
      transition:.2s ease;
    }
    .quick-list a:hover{
      color:#fff;
      border-color:rgba(34,211,238,.35);
      transform:translateX(3px);
    }
    .meter{
      height:10px;
      overflow:hidden;
      border-radius:999px;
      background:rgba(255,255,255,.12);
      margin-top:14px;
    }
    .meter span{
      display:block;
      width:78%;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--orange),var(--purple),var(--cyan));
    }
    .info-band{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:18px;
    }
    .info-card{
      padding:22px;
      position:relative;
      overflow:hidden;
      transition:.24s ease;
    }
    .info-card:hover{
      transform:translateY(-5px);
      border-color:rgba(249,115,22,.38);
    }
    .info-card h3{margin:12px 0 8px;font-size:19px;font-weight:1000}
    .info-card p{margin:0;color:var(--muted);font-size:15px}
    .theme-orange{background:linear-gradient(145deg,rgba(249,115,22,.18),rgba(255,255,255,.035))}
    .theme-purple{background:linear-gradient(145deg,rgba(168,85,247,.2),rgba(255,255,255,.035))}
    .theme-cyan{background:linear-gradient(145deg,rgba(34,211,238,.16),rgba(255,255,255,.035))}
    .process-panel{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:20px;
      align-items:stretch;
    }
    .process-card{
      padding:28px;
      border-radius:var(--radius-xl);
      background:linear-gradient(135deg,#fff7ed,#efe7ff);
      color:#201528;
      box-shadow:0 22px 65px rgba(0,0,0,.24);
    }
    .process-card h2{
      margin:10px 0 12px;
      font-size:clamp(26px,3vw,40px);
      line-height:1.15;
      font-weight:1000;
      letter-spacing:-.05em;
    }
    .process-card p{color:#4c3b5d;margin:0}
    .step-list{
      display:grid;
      gap:14px;
      margin:22px 0 0;
      padding:0;
      list-style:none;
    }
    .step-list li{
      display:grid;
      grid-template-columns:42px 1fr;
      gap:12px;
      align-items:start;
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.66);
      border:1px solid rgba(32,21,40,.1);
    }
    .step-list strong{display:block;margin-bottom:3px}
    .step-list span{color:#5f516b;font-size:14px}
    .dark-panel{
      padding:28px;
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 22% 18%,rgba(34,211,238,.17),transparent 34%),
        linear-gradient(145deg,rgba(32,21,40,.98),rgba(15,16,24,.95));
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow);
    }
    .dark-panel h3{margin:0 0 14px;font-size:22px;font-weight:1000}
    .signal-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:13px 0;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .signal-row:last-child{border-bottom:0}
    .signal-row span:first-child{color:#efe7ff;font-weight:800}
    .signal-row span:last-child{color:var(--cyan);font-weight:900}
    .faq-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:16px;
    }
    .faq-item{
      padding:22px;
      transition:.24s ease;
    }
    .faq-item:hover{
      transform:translateY(-4px);
      border-color:rgba(168,85,247,.38);
    }
    .faq-item h3{
      margin:0 0 10px;
      font-size:18px;
      font-weight:1000;
    }
    .faq-item p{margin:0;color:var(--muted);font-size:15px}
    .cta-band{
      position:relative;
      overflow:hidden;
      padding:34px;
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
      background:
        linear-gradient(135deg,rgba(249,115,22,.2),rgba(168,85,247,.22) 45%,rgba(34,211,238,.14)),
        rgba(15,16,24,.94);
    }
    .cta-band::before{
      content:"";
      position:absolute;
      left:-80px;
      top:-80px;
      width:220px;
      height:220px;
      border-radius:50%;
      background:rgba(249,115,22,.22);
      filter:blur(10px);
    }
    .cta-band h2{
      position:relative;
      margin:0 0 8px;
      font-size:clamp(25px,3vw,40px);
      font-weight:1000;
      letter-spacing:-.05em;
      line-height:1.15;
    }
    .cta-band p{position:relative;margin:0;color:#ddd6e8}
    .footer{
      padding:54px 0 26px;
      background:#0b0c12;
      border-top:1px solid rgba(255,255,255,.08);
      color:var(--muted);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .6fr .6fr;
      gap:30px;
    }
    .footer h3{
      margin:0 0 12px;
      color:#fff;
      font-size:16px;
      font-weight:1000;
    }
    .footer p{max-width:520px;color:var(--muted)}
    .footer a{
      display:block;
      margin:8px 0;
      color:var(--muted);
      transition:.2s ease;
    }
    .footer a:hover{color:#fff;transform:translateX(2px)}
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.08);
      color:var(--weak);
      font-size:13px;
    }

    @media (max-width:1024px){
      .desktop-nav,.nav-cta{display:none}
      .menu-btn{display:flex}
      .mobile-panel.open{display:grid;gap:6px}
      .banner-grid,.layout-main,.process-panel,.cta-band{grid-template-columns:1fr}
      .side-stack{position:static}
      .status-deck{min-height:auto}
      .info-band{grid-template-columns:1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px,var(--container))}
      .nav-wrap{min-height:68px}
      .brand-text{font-size:16px}
      .banner{padding:42px 0 40px}
      .notice-bar{align-items:flex-start;flex-direction:column}
      .pulse-line{width:100%}
      .entry-grid,.faq-grid{grid-template-columns:1fr}
      .section{padding:54px 0}
      .section-head{display:block}
      .filter-strip{border-radius:22px}
      .filter-pill{flex:1}
      .mini-status:nth-child(n){margin-left:0}
      .btn-row .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:grid}
    }
    @media (max-width:520px){
      h1{font-size:36px}
      .lead{font-size:16px}
      .status-deck,.process-card,.dark-panel,.cta-band{padding:20px}
      .entry-card{padding:20px}
      .banner::after{display:none}
    }

/* roulang page: category2 */
:root{
      --bg:#0f1018;
      --bg-2:#17121f;
      --panel:#201528;
      --purple:#a855f7;
      --purple-2:#8b5cf6;
      --cyan:#22d3ee;
      --orange:#f97316;
      --cream:#fff7ed;
      --soft:#f8fafc;
      --lavender:#efe7ff;
      --text:#f8fafc;
      --muted:#b8b2c7;
      --dark-text:#17121f;
      --border:rgba(168,85,247,.28);
      --border-strong:rgba(34,211,238,.52);
      --radius-lg:28px;
      --radius-md:20px;
      --radius-sm:14px;
      --shadow:0 24px 70px rgba(0,0,0,.34);
      --glow:0 0 0 1px rgba(168,85,247,.28),0 18px 45px rgba(168,85,247,.18);
      --container:1200px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',sans-serif;
      color:var(--text);
      line-height:1.75;
      background:
        radial-gradient(circle at 12% 8%, rgba(168,85,247,.32), transparent 32%),
        radial-gradient(circle at 90% 12%, rgba(34,211,238,.22), transparent 28%),
        linear-gradient(180deg,#0f1018 0%,#17121f 42%,#120f19 100%);
      min-height:100vh;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img,svg{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(34,211,238,.32);color:#fff}
    :focus-visible{outline:3px solid rgba(34,211,238,.7);outline-offset:3px;border-radius:12px}
    body::-webkit-scrollbar{width:10px}
    body::-webkit-scrollbar-track{background:#120f19}
    body::-webkit-scrollbar-thumb{background:linear-gradient(var(--purple),var(--cyan));border-radius:999px}

    .site-container{
      width:min(var(--container), calc(100% - 40px));
      margin:0 auto;
    }

    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(15,16,24,.86);
      border-bottom:1px solid rgba(255,255,255,.08);
      backdrop-filter:blur(18px);
    }
    .nav-wrap{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      letter-spacing:-.03em;
      color:#fff;
      min-width:max-content;
    }
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      background:
        linear-gradient(135deg, rgba(168,85,247,.98), rgba(34,211,238,.9)),
        radial-gradient(circle at 70% 20%, #fff, transparent 24%);
      box-shadow:0 0 24px rgba(168,85,247,.48);
      position:relative;
      overflow:hidden;
    }
    .brand-mark::before,.brand-mark::after{
      content:"";
      position:absolute;
      inset:8px 7px;
      border:1px solid rgba(255,255,255,.62);
      transform:skew(-8deg);
      border-radius:8px;
    }
    .brand-mark::after{
      inset:13px 11px;
      border-color:rgba(255,255,255,.36);
      transform:skew(10deg) translateX(3px);
    }
    .brand-text{font-size:18px;white-space:nowrap}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:7px;
      border:1px solid rgba(255,255,255,.08);
      border-radius:999px;
      background:rgba(255,255,255,.045);
    }
    .nav-link{
      position:relative;
      padding:9px 16px;
      border-radius:999px;
      font-size:14px;
      color:rgba(248,250,252,.78);
      transition:.22s ease;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(168,85,247,.16);
    }
    .nav-link.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(168,85,247,.32), rgba(34,211,238,.12));
      box-shadow:inset 0 0 0 1px rgba(168,85,247,.38);
    }
    .nav-link.active::after{
      content:"";
      position:absolute;
      right:11px;
      top:9px;
      width:6px;
      height:6px;
      border-radius:999px;
      background:var(--orange);
      box-shadow:0 0 14px rgba(249,115,22,.9);
    }
    .nav-cta{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 18px;
      border-radius:999px;
      font-weight:800;
      font-size:14px;
      color:#100d16;
      background:linear-gradient(135deg,var(--cyan),#bff7ff);
      box-shadow:0 12px 26px rgba(34,211,238,.22);
      transition:.22s ease;
      white-space:nowrap;
    }
    .nav-cta:hover{
      transform:translateY(-2px);
      box-shadow:0 16px 34px rgba(34,211,238,.34),0 0 0 4px rgba(34,211,238,.12);
    }
    .menu-btn{
      display:none;
      width:44px;
      height:44px;
      align-items:center;
      justify-content:center;
      border:1px solid rgba(255,255,255,.14);
      border-radius:14px;
      color:#fff;
      background:rgba(255,255,255,.06);
    }
    .mobile-panel{
      display:none;
      padding:0 0 16px;
    }
    .mobile-panel a{
      display:flex;
      min-height:46px;
      align-items:center;
      padding:0 14px;
      margin-top:8px;
      border-radius:14px;
      color:rgba(248,250,252,.82);
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
    }
    .mobile-panel a.active{
      color:#fff;
      border-color:rgba(34,211,238,.45);
      background:rgba(34,211,238,.12);
    }

    .page-main{position:relative}
    .page-main::before{
      content:"";
      position:absolute;
      inset:0;
      pointer-events:none;
      opacity:.16;
      background-image:
        linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom,#000,transparent 720px);
    }

    .section{position:relative;padding:76px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(34,211,238,.34);
      background:rgba(34,211,238,.1);
      color:#cffafe;
      font-size:13px;
      font-weight:800;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--orange);
      box-shadow:0 0 16px rgba(249,115,22,.85);
    }
    .section-title{
      margin:14px 0 10px;
      font-size:clamp(30px,4.8vw,58px);
      line-height:1.08;
      letter-spacing:-.055em;
      font-weight:950;
    }
    .section-title.small{
      font-size:clamp(26px,3.2vw,42px);
    }
    .section-desc{
      max-width:760px;
      color:var(--muted);
      font-size:17px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:0 20px;
      border-radius:999px;
      font-weight:900;
      border:1px solid transparent;
      transition:.22s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--orange),#ffbd5b);
      color:#1b0f08;
      box-shadow:0 18px 34px rgba(249,115,22,.24);
    }
    .btn-primary:hover{
      transform:translateY(-3px);
      box-shadow:0 22px 44px rgba(249,115,22,.36),0 0 0 5px rgba(249,115,22,.12);
    }
    .btn-secondary{
      color:#fff;
      border-color:rgba(168,85,247,.5);
      background:rgba(168,85,247,.14);
    }
    .btn-secondary:hover{
      transform:translateY(-3px);
      border-color:rgba(34,211,238,.72);
      box-shadow:0 0 0 5px rgba(34,211,238,.08);
    }

    .banner{
      padding:62px 0 34px;
    }
    .banner-panel{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      border:1px solid rgba(255,255,255,.11);
      background:
        linear-gradient(135deg, rgba(32,21,40,.92), rgba(15,16,24,.96) 48%, rgba(34,211,238,.14)),
        radial-gradient(circle at 18% 12%, rgba(168,85,247,.45), transparent 32%);
      box-shadow:var(--shadow);
      padding:34px;
    }
    .banner-panel::before{
      content:"兼容 · 编码 · 缓存 · 入口 · 设备 · 字符";
      position:absolute;
      left:-28px;
      top:22px;
      color:rgba(255,255,255,.055);
      font-size:72px;
      font-weight:950;
      letter-spacing:.08em;
      white-space:nowrap;
      transform:rotate(-3deg);
    }
    .banner-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.03fr .97fr;
      gap:28px;
      align-items:stretch;
    }
    .notice-strip{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      margin:18px 0 24px;
      padding:12px 14px;
      border-radius:18px;
      background:linear-gradient(90deg, rgba(249,115,22,.2), rgba(168,85,247,.12));
      border:1px solid rgba(249,115,22,.34);
      color:#ffedd5;
      font-weight:800;
      font-size:14px;
    }
    .notice-meter{
      width:138px;
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.12);
      overflow:hidden;
      flex:0 0 auto;
    }
    .notice-meter span{
      display:block;
      height:100%;
      width:72%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--orange),var(--cyan));
      box-shadow:0 0 14px rgba(34,211,238,.6);
    }
    .join-card{
      border-radius:28px;
      padding:22px;
      border:1px solid rgba(34,211,238,.28);
      background:rgba(255,255,255,.06);
      box-shadow:var(--glow);
    }
    .join-top{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:center;
      margin-bottom:16px;
    }
    .people{
      display:flex;
      align-items:center;
      gap:8px;
    }
    .avatar-dot{
      width:34px;
      height:34px;
      margin-left:-13px;
      border-radius:50%;
      background:linear-gradient(135deg,var(--purple),var(--cyan));
      border:2px solid #1a1321;
      box-shadow:0 8px 18px rgba(0,0,0,.24);
    }
    .avatar-dot:first-child{margin-left:0}
    .count-badge{
      padding:8px 12px;
      border-radius:999px;
      background:rgba(249,115,22,.16);
      color:#fed7aa;
      border:1px solid rgba(249,115,22,.32);
      font-size:13px;
      font-weight:900;
    }
    .status-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
      margin-top:18px;
    }
    .status-card{
      min-height:118px;
      border-radius:22px;
      padding:16px;
      background:linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.045));
      border:1px solid rgba(255,255,255,.1);
      transition:.22s ease;
    }
    .status-card:hover{
      transform:translateY(-5px);
      border-color:rgba(34,211,238,.5);
      box-shadow:0 20px 42px rgba(0,0,0,.24);
    }
    .status-card b{
      display:block;
      color:#fff;
      font-size:16px;
      margin:8px 0 4px;
    }
    .status-card span{
      color:var(--muted);
      font-size:13px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height:26px;
      padding:0 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:900;
      color:#fff;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(168,85,247,.2);
    }
    .chip.cyan{background:rgba(34,211,238,.14);color:#cffafe}
    .chip.orange{background:rgba(249,115,22,.16);color:#fed7aa}
    .chip.light{background:rgba(255,255,255,.12);color:#f8fafc}

    .topic-row{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:24px;
    }
    .topic-pill{
      border:1px solid rgba(255,255,255,.11);
      background:rgba(255,255,255,.055);
      color:#e9d5ff;
      border-radius:999px;
      padding:10px 14px;
      font-size:14px;
      font-weight:850;
      transition:.22s ease;
    }
    .topic-pill:hover,.topic-pill.active{
      color:#fff;
      background:rgba(168,85,247,.22);
      border-color:rgba(168,85,247,.55);
      transform:translateY(-2px);
    }

    .step-wrap{
      display:grid;
      grid-template-columns:.86fr 1.14fr;
      gap:24px;
      align-items:start;
    }
    .sticky-panel{
      position:sticky;
      top:100px;
      border-radius:28px;
      padding:24px;
      border:1px solid rgba(34,211,238,.3);
      background:
        linear-gradient(135deg, rgba(34,211,238,.12), rgba(168,85,247,.16)),
        rgba(255,255,255,.05);
      box-shadow:var(--shadow);
    }
    .mini-list{
      display:grid;
      gap:10px;
      margin-top:18px;
    }
    .mini-list li{
      list-style:none;
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:12px;
      border-radius:16px;
      background:rgba(15,16,24,.42);
      border:1px solid rgba(255,255,255,.08);
      color:#d8d1e8;
      font-size:14px;
    }
    .mini-list li::before{
      content:"";
      flex:0 0 8px;
      width:8px;
      height:8px;
      border-radius:50%;
      margin-top:9px;
      background:var(--cyan);
      box-shadow:0 0 12px rgba(34,211,238,.72);
    }
    .steps{
      display:grid;
      gap:16px;
    }
    .step-card{
      position:relative;
      display:grid;
      grid-template-columns:72px 1fr;
      gap:18px;
      padding:22px;
      border-radius:26px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.06);
      transition:.22s ease;
      overflow:hidden;
    }
    .step-card::after{
      content:"";
      position:absolute;
      right:-40px;
      top:-40px;
      width:120px;
      height:120px;
      border-radius:50%;
      background:rgba(168,85,247,.12);
      filter:blur(2px);
    }
    .step-card:hover{
      transform:translateY(-5px);
      border-color:rgba(168,85,247,.56);
      box-shadow:0 24px 50px rgba(0,0,0,.25);
    }
    .num-token{
      position:relative;
      z-index:1;
      width:58px;
      height:58px;
      border-radius:20px;
      display:flex;
      align-items:center;
      justify-content:center;
      font-weight:950;
      color:#111827;
      background:linear-gradient(135deg,#fff7ed,var(--orange));
      box-shadow:0 15px 28px rgba(249,115,22,.22);
    }
    .step-card h2{
      position:relative;
      z-index:1;
      font-size:22px;
      line-height:1.3;
      margin:0 0 8px;
      font-weight:950;
      letter-spacing:-.03em;
    }
    .step-card p{
      position:relative;
      z-index:1;
      color:var(--muted);
      margin:0;
    }
    .step-actions{
      position:relative;
      z-index:1;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:14px;
    }

    .theme-block{
      border-radius:34px;
      padding:28px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow);
    }
    .theme-block.light{
      color:var(--dark-text);
      background:
        radial-gradient(circle at 94% 10%, rgba(168,85,247,.18), transparent 28%),
        linear-gradient(135deg,var(--cream),#fff);
    }
    .theme-block.cyan{
      color:#082f49;
      background:
        radial-gradient(circle at 14% 12%, rgba(34,211,238,.28), transparent 30%),
        linear-gradient(135deg,#ecfeff,#f8fafc);
    }
    .theme-block.purple{
      background:
        radial-gradient(circle at 80% 10%, rgba(249,115,22,.22), transparent 28%),
        linear-gradient(135deg,#2a173a,#17121f);
    }

    .compare-table{
      width:100%;
      border-collapse:separate;
      border-spacing:0 12px;
      margin-top:22px;
    }
    .compare-table th{
      text-align:left;
      padding:0 16px 4px;
      color:rgba(248,250,252,.68);
      font-size:13px;
      font-weight:900;
    }
    .compare-table td{
      padding:18px 16px;
      background:rgba(255,255,255,.07);
      border-top:1px solid rgba(255,255,255,.1);
      border-bottom:1px solid rgba(255,255,255,.1);
      color:#eee7fb;
      vertical-align:top;
    }
    .compare-table td:first-child{
      border-left:1px solid rgba(255,255,255,.1);
      border-radius:18px 0 0 18px;
      font-weight:950;
      color:#fff;
    }
    .compare-table td:last-child{
      border-right:1px solid rgba(255,255,255,.1);
      border-radius:0 18px 18px 0;
    }

    .mobile-compare{display:none;margin-top:18px;gap:12px}
    .mobile-compare article{
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.1);
    }
    .mobile-compare h3{
      margin:0 0 8px;
      font-size:18px;
      font-weight:950;
    }
    .mobile-compare p{margin:8px 0 0;color:var(--muted);font-size:14px}

    .mistake-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr 1fr;
      gap:16px;
      margin-top:24px;
    }
    .warn-card{
      border-radius:26px;
      padding:22px;
      background:linear-gradient(160deg, rgba(249,115,22,.17), rgba(255,255,255,.055));
      border:1px solid rgba(249,115,22,.36);
      transition:.22s ease;
    }
    .warn-card:hover{
      transform:translateY(-5px);
      box-shadow:0 22px 48px rgba(249,115,22,.16);
    }
    .warn-card h3{
      font-size:20px;
      font-weight:950;
      margin:10px 0 8px;
    }
    .warn-card p{color:#d8d1e8;margin:0}

    .faq-grid{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:24px;
      align-items:start;
      margin-top:26px;
    }
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border-radius:22px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      border:0;
      color:#fff;
      background:transparent;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      padding:18px 20px;
      text-align:left;
      font-weight:950;
    }
    .faq-q span:last-child{
      width:28px;
      height:28px;
      border-radius:50%;
      display:flex;
      align-items:center;
      justify-content:center;
      background:rgba(34,211,238,.12);
      color:#cffafe;
      transition:.22s ease;
      flex:0 0 auto;
    }
    .faq-a{
      display:none;
      padding:0 20px 18px;
      color:var(--muted);
    }
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg);background:rgba(249,115,22,.18);color:#fed7aa}

    .cta-banner{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      padding:34px;
      background:
        linear-gradient(135deg, rgba(168,85,247,.95), rgba(32,21,40,.94) 48%, rgba(249,115,22,.82)),
        radial-gradient(circle at 85% 20%, rgba(34,211,238,.28), transparent 34%);
      box-shadow:0 28px 80px rgba(0,0,0,.36);
      border:1px solid rgba(255,255,255,.18);
    }
    .cta-banner::before{
      content:"";
      position:absolute;
      inset:16px;
      border-radius:26px;
      border:1px dashed rgba(255,255,255,.28);
      pointer-events:none;
    }
    .cta-content{
      position:relative;
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .cta-banner h2{
      font-size:clamp(28px,3.6vw,46px);
      line-height:1.12;
      letter-spacing:-.045em;
      font-weight:950;
      margin:0 0 10px;
    }
    .cta-banner p{
      color:rgba(255,255,255,.82);
      margin:0;
      max-width:720px;
    }

    .footer{
      border-top:1px solid rgba(255,255,255,.08);
      background:#0b0c12;
      color:rgba(248,250,252,.72);
      padding:54px 0 24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr .7fr;
      gap:34px;
      align-items:start;
    }
    .footer h3{
      color:#fff;
      margin:0 0 12px;
      font-size:16px;
      font-weight:950;
    }
    .footer p{
      max-width:520px;
      margin:0;
      color:rgba(248,250,252,.62);
    }
    .footer a:not(.brand){
      display:block;
      margin:9px 0;
      color:rgba(248,250,252,.66);
      transition:.2s ease;
    }
    .footer a:not(.brand):hover{
      color:#fff;
      transform:translateX(3px);
    }
    .copyright{
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:rgba(248,250,252,.5);
      font-size:14px;
    }

    @media (max-width:1024px){
      .desktop-nav,.nav-cta{display:none}
      .menu-btn{display:flex}
      .mobile-panel.show{display:block}
      .banner-grid,.step-wrap,.faq-grid,.cta-content{grid-template-columns:1fr}
      .sticky-panel{position:relative;top:auto}
      .status-grid{grid-template-columns:repeat(4, minmax(150px,1fr));overflow-x:auto;padding-bottom:8px}
      .status-card{min-width:160px}
      .mistake-grid{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px, var(--container))}
      .nav-wrap{height:68px}
      .brand-text{font-size:16px}
      .banner{padding:38px 0 18px}
      .banner-panel{padding:24px;border-radius:26px}
      .banner-panel::before{font-size:48px}
      .notice-strip{align-items:flex-start;flex-direction:column}
      .notice-meter{width:100%}
      .section{padding:54px 0}
      .section-desc{font-size:15px}
      .status-grid{grid-template-columns:repeat(2,1fr);overflow:visible}
      .step-card{grid-template-columns:1fr}
      .num-token{width:54px;height:54px}
      .compare-table-wrap{display:none}
      .mobile-compare{display:grid}
      .mistake-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:grid}
      .cta-banner{padding:26px}
    }
    @media (max-width:520px){
      .btn{width:100%;min-height:50px}
      .banner-panel{padding:20px}
      .join-top{align-items:flex-start;flex-direction:column}
      .status-grid{grid-template-columns:1fr}
      .topic-row{flex-wrap:nowrap;overflow-x:auto;padding-bottom:8px}
      .topic-pill{flex:0 0 auto}
      .theme-block{padding:22px;border-radius:26px}
    }