/* roulang page: index */
:root{
      --bg:#0B0D0F;
      --bg-2:#111417;
      --panel:#161A1E;
      --panel-2:#1D2326;
      --olive:#30362F;
      --amber:#F5B84B;
      --amber-2:#FFCA6A;
      --amber-dark:#C98A21;
      --red:#A33A32;
      --red-2:#C24A3B;
      --text:#F3F1E8;
      --muted:#A9A79D;
      --muted-2:#7F837B;
      --line:rgba(245,184,75,.22);
      --line-soft:rgba(255,255,255,.08);
      --shadow:0 18px 50px rgba(0,0,0,.38);
      --shadow-amber:0 0 0 1px rgba(245,184,75,.22),0 18px 55px rgba(245,184,75,.10);
      --radius:18px;
      --radius-sm:12px;
      --container:1200px;
      --nav-h:78px;
      --font:PingFang SC,Microsoft YaHei,Noto Sans SC,Source Han Sans SC,Arial,sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      background:
        radial-gradient(circle at 18% 8%,rgba(245,184,75,.14),transparent 28%),
        radial-gradient(circle at 85% 12%,rgba(163,58,50,.12),transparent 28%),
        linear-gradient(180deg,#090B0D 0%,var(--bg) 46%,#0F1113 100%);
      line-height:1.78;
      overflow-x:hidden;
      padding-bottom:92px;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.42;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
      background-size:44px 44px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 88%);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.08;
      background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(/%23n)' opacity='.55'/%3E%3C/svg%3E");
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .section{padding:82px 0;position:relative}
    .section.tight{padding-top:48px}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:28px}
    .section-title{margin:0;font-size:clamp(26px,3vw,42px);line-height:1.22;font-weight:900;letter-spacing:-.04em}
    .section-desc{margin:10px 0 0;color:var(--muted);font-size:16px;max-width:720px}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--amber-2);
      font-weight:800;
      font-size:12px;
      letter-spacing:.08em;
      padding:7px 10px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(245,184,75,.07);
      margin-bottom:14px;
    }
    .eyebrow:before,.status-dot{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--amber);
      box-shadow:0 0 14px rgba(245,184,75,.75);
      flex:0 0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      height:var(--nav-h);
      display:flex;
      align-items:center;
      background:rgba(11,13,15,.88);
      backdrop-filter:blur(16px);
      border-bottom:1px solid var(--line-soft);
      transition:.25s ease;
    }
    .site-header.is-scrolled{height:66px;box-shadow:0 14px 36px rgba(0,0,0,.28)}
    .nav-wrap{
      width:min(var(--container),calc(100% - 40px));
      margin:auto;
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      gap:20px;
    }
    .nav-left,.nav-right{display:flex;align-items:center;gap:12px}
    .nav-left{justify-content:flex-end}
    .nav-right{justify-content:flex-start}
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:42px;
      padding:8px 14px;
      color:var(--muted);
      font-weight:800;
      font-size:14px;
      border:1px solid transparent;
      border-radius:12px;
      transition:.22s ease;
    }
    .nav-link:hover,.nav-link:focus-visible{
      color:var(--text);
      border-color:var(--line);
      background:rgba(255,255,255,.04);
      outline:none;
    }
    .nav-link.active{
      color:var(--amber);
      background:rgba(245,184,75,.08);
      border-color:var(--line);
    }
    .brand{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-width:310px;
      padding:10px 18px;
      border:1px solid var(--line);
      border-radius:16px;
      background:linear-gradient(180deg,rgba(245,184,75,.10),rgba(255,255,255,.035));
      box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
      font-weight:900;
      letter-spacing:-.05em;
      white-space:nowrap;
    }
    .brand-mark{
      width:28px;height:28px;border-radius:9px;
      display:grid;place-items:center;
      color:#171009;
      background:var(--amber);
      box-shadow:0 0 22px rgba(245,184,75,.28);
      font-size:14px;
      font-weight:900;
    }
    .age-badge{
      font-size:11px;
      color:#FFE3DF;
      border:1px solid rgba(194,74,59,.45);
      background:rgba(163,58,50,.18);
      padding:3px 7px;
      border-radius:999px;
      letter-spacing:0;
    }
    .menu-btn{
      display:none;
      width:44px;height:44px;
      border-radius:12px;
      background:var(--panel);
      color:var(--text);
      border:1px solid var(--line-soft);
    }
    .menu-btn span{display:block;width:18px;height:2px;background:var(--amber);margin:4px auto;border-radius:2px}
    .mobile-menu{
      display:none;
      position:absolute;
      top:100%;
      left:0;right:0;
      padding:14px 20px 20px;
      background:rgba(11,13,15,.96);
      border-bottom:1px solid var(--line-soft);
      box-shadow:0 20px 45px rgba(0,0,0,.38);
    }
    .mobile-menu.open{display:block}
    .mobile-menu a{display:flex;justify-content:space-between;padding:14px 16px;border:1px solid var(--line-soft);border-radius:14px;margin-top:10px;color:var(--text);background:rgba(255,255,255,.03)}
    .trustbar{padding:14px 0;border-bottom:1px solid var(--line-soft);background:rgba(17,20,23,.58)}
    .trust-items{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:center}
    .trust-item{
      display:inline-flex;align-items:center;gap:8px;
      padding:9px 12px;
      border:1px solid var(--line-soft);
      border-radius:999px;
      background:rgba(255,255,255,.035);
      color:var(--muted);
      font-size:13px;
      font-weight:700;
    }
    .trust-item strong{color:var(--amber)}
    .hero{
      padding:78px 0 72px;
      position:relative;
      overflow:hidden;
    }
    .promo-shell{
      position:relative;
      border:1px solid var(--line);
      border-radius:26px;
      background:
        linear-gradient(135deg,rgba(245,184,75,.16),transparent 28%),
        linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.018)),
        var(--panel);
      box-shadow:var(--shadow);
      overflow:hidden;
      padding:44px;
    }
    .promo-shell:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(115deg,transparent 0 34%,rgba(245,184,75,.12) 34% 35%,transparent 35% 100%),
        radial-gradient(circle at 80% 15%,rgba(255,202,106,.18),transparent 30%);
      pointer-events:none;
    }
    .promo-shell:after{
      content:"ADULT ACCESS / PRIVACY MODE";
      position:absolute;
      right:-48px;
      bottom:32px;
      transform:rotate(-12deg);
      font-weight:900;
      font-size:34px;
      letter-spacing:.08em;
      color:rgba(255,255,255,.035);
      pointer-events:none;
    }
    .promo-top{
      position:relative;
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:24px;
      margin-bottom:28px;
    }
    .burst{
      flex:0 0 auto;
      display:grid;
      place-items:center;
      width:132px;height:132px;
      border-radius:50%;
      color:#171009;
      text-align:center;
      font-weight:900;
      line-height:1.22;
      background:radial-gradient(circle,var(--amber-2),var(--amber));
      box-shadow:0 0 0 8px rgba(245,184,75,.10),0 24px 50px rgba(0,0,0,.38);
      transform:rotate(8deg);
    }
    .burst small{display:block;font-size:12px;color:#4B2C05;margin-bottom:4px}
    .hero h1{
      margin:0;
      font-size:clamp(34px,6vw,72px);
      line-height:1.08;
      letter-spacing:-.07em;
      max-width:880px;
      font-weight:900;
    }
    .hero-copy{
      position:relative;
      max-width:850px;
      margin:18px 0 0;
      color:#D5D0BF;
      font-size:18px;
      line-height:1.9;
    }
    .hero-actions{
      position:relative;
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:14px;
      margin-top:30px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:54px;
      padding:0 22px;
      border-radius:15px;
      font-weight:900;
      border:1px solid transparent;
      transition:.22s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(180deg,var(--amber-2),var(--amber));
      color:#171009;
      box-shadow:inset 0 -2px 0 rgba(0,0,0,.16),0 14px 30px rgba(245,184,75,.18);
    }
    .btn-primary:hover,.btn-primary:focus-visible{
      transform:translateY(-1px);
      background:linear-gradient(180deg,#FFD27A,#FFC052);
      box-shadow:0 0 0 4px rgba(245,184,75,.12),0 18px 38px rgba(245,184,75,.22);
      outline:none;
    }
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.035);
      border-color:var(--line);
    }
    .btn-secondary:hover,.btn-secondary:focus-visible{
      transform:translateY(-1px);
      background:rgba(255,255,255,.07);
      border-color:rgba(245,184,75,.48);
      outline:none;
    }
    .btn-danger{
      border-color:rgba(194,74,59,.52);
      color:#FFE5E1;
      background:rgba(163,58,50,.14);
    }
    .hero-data{
      position:relative;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
      margin-top:34px;
    }
    .data-card{
      min-height:118px;
      padding:18px;
      border:1px solid var(--line-soft);
      border-radius:18px;
      background:rgba(8,10,12,.46);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
    }
    .data-card b{display:block;font-size:26px;line-height:1;color:var(--amber);font-weight:900;margin-bottom:12px}
    .data-card span{display:block;color:var(--muted);font-size:14px;line-height:1.65}
    .limited-strip{
      position:relative;
      margin-top:18px;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:14px;
      padding:14px 16px;
      border:1px solid rgba(194,74,59,.38);
      border-radius:16px;
      background:linear-gradient(90deg,rgba(163,58,50,.18),rgba(245,184,75,.08));
      color:#F4D7D3;
    }
    .countdown{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
    .time-box{
      display:inline-flex;align-items:center;justify-content:center;
      min-width:42px;height:34px;
      color:#171009;
      font-weight:900;
      background:var(--amber);
      border-radius:10px;
      padding:0 8px;
    }
    .comparison-wrap{
      border:1px solid var(--line-soft);
      border-radius:22px;
      overflow:hidden;
      background:rgba(255,255,255,.025);
      box-shadow:var(--shadow);
    }
    .compare-table{width:100%;border-collapse:separate;border-spacing:0}
    .compare-table th,.compare-table td{
      padding:20px 18px;
      border-bottom:1px solid var(--line-soft);
      border-right:1px solid var(--line-soft);
      vertical-align:top;
      text-align:left;
    }
    .compare-table th:last-child,.compare-table td:last-child{border-right:0}
    .compare-table tr:last-child td{border-bottom:0}
    .compare-table th{
      background:rgba(245,184,75,.08);
      color:var(--text);
      font-size:16px;
    }
    .compare-table th.recommend{
      background:linear-gradient(180deg,rgba(245,184,75,.20),rgba(245,184,75,.08));
      box-shadow:inset 0 0 0 1px rgba(245,184,75,.34);
      color:var(--amber-2);
    }
    .compare-table td{color:var(--muted);font-size:15px}
    .check{color:var(--amber);font-weight:900}
    .lock{color:#D8A19B}
    .mobile-plans{display:none}
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:5px 9px;
      border-radius:999px;
      border:1px solid var(--line);
      color:var(--amber);
      background:rgba(245,184,75,.07);
      font-size:12px;
      font-weight:800;
      line-height:1;
    }
    .tag.red{border-color:rgba(194,74,59,.45);color:#F0B2AA;background:rgba(163,58,50,.13)}
    .level-track{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
      position:relative;
    }
    .level-track:before{
      content:"";
      position:absolute;
      left:8%;
      right:8%;
      top:34px;
      height:2px;
      background:linear-gradient(90deg,transparent,var(--amber),transparent);
      opacity:.55;
    }
    .level-card,.preview-card,.proof-card,.info-panel,.form-panel,.side-card{
      position:relative;
      border:1px solid var(--line-soft);
      border-radius:var(--radius);
      background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.018));
      box-shadow:0 14px 38px rgba(0,0,0,.22);
      transition:.22s ease;
      overflow:hidden;
    }
    .level-card{
      padding:22px;
      min-height:255px;
    }
    .level-card:hover,.preview-card:hover,.proof-card:hover,.info-panel:hover{
      transform:translateY(-4px);
      border-color:rgba(245,184,75,.44);
      box-shadow:var(--shadow-amber);
    }
    .level-num{
      width:50px;height:50px;
      display:grid;place-items:center;
      border-radius:16px;
      background:#0E1113;
      border:1px solid var(--line);
      color:var(--amber);
      font-weight:900;
      margin-bottom:20px;
    }
    .level-card h3,.preview-card h3,.proof-card h3,.info-panel h3,.side-card h3{margin:0 0 10px;font-size:20px;line-height:1.32}
    .level-card p,.preview-card p,.proof-card p,.info-panel p,.side-card p{margin:0;color:var(--muted);font-size:15px}
    .status-list{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}
    .status-list li{display:flex;gap:10px;color:#D5D0BF;font-size:14px}
    .status-list li:before{content:"";width:8px;height:8px;margin-top:9px;border-radius:50%;background:var(--amber);box-shadow:0 0 12px rgba(245,184,75,.5);flex:0 0 auto}
    .preview-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .preview-card{padding:0}
    .preview-art{
      height:126px;
      position:relative;
      background:
        linear-gradient(135deg,rgba(245,184,75,.16),transparent 36%),
        repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 1px,transparent 1px 12px),
        #111518;
      filter:saturate(.9);
      overflow:hidden;
    }
    .preview-art:before{
      content:"";
      position:absolute;
      inset:18px;
      border:1px dashed rgba(245,184,75,.28);
      border-radius:14px;
      background:rgba(0,0,0,.22);
      backdrop-filter:blur(2px);
    }
    .preview-art:after{
      content:"🔒";
      position:absolute;
      inset:0;
      display:grid;
      place-items:center;
      font-size:30px;
      color:var(--amber);
      text-shadow:0 0 16px rgba(245,184,75,.35);
    }
    .preview-body{padding:18px}
    .preview-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:16px}
    .scenario{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      align-items:stretch;
    }
    .steps{
      border:1px solid var(--line);
      border-radius:22px;
      padding:24px;
      background:
        linear-gradient(180deg,rgba(245,184,75,.08),rgba(255,255,255,.02)),
        var(--panel);
    }
    .step{
      display:grid;
      grid-template-columns:54px 1fr;
      gap:14px;
      padding:16px 0;
      border-bottom:1px solid var(--line-soft);
    }
    .step:last-child{border-bottom:0}
    .step b{
      width:42px;height:42px;
      display:grid;place-items:center;
      border-radius:13px;
      background:rgba(245,184,75,.12);
      border:1px solid var(--line);
      color:var(--amber);
    }
    .step h3{margin:0 0 4px;font-size:18px}
    .step p{margin:0;color:var(--muted);font-size:15px}
    .radar-panel{
      border:1px solid var(--line-soft);
      border-radius:22px;
      padding:24px;
      background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.018));
    }
    .meter{margin:18px 0}
    .meter-row{display:flex;justify-content:space-between;color:#DAD6C9;font-size:14px;margin-bottom:8px}
    .meter-bar{height:10px;background:#0D1012;border-radius:999px;overflow:hidden;border:1px solid var(--line-soft)}
    .meter-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--amber-dark),var(--amber-2));box-shadow:0 0 18px rgba(245,184,75,.25)}
    .proof-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr .9fr;
      gap:18px;
    }
    .proof-card{padding:22px}
    .quote{
      font-size:18px;
      color:#E8E2D2;
      margin:0 0 16px;
      line-height:1.75;
    }
    .proof-name{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:14px}
    .proof-name:before{content:"";width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--amber),#59401A)}
    .info-layout{
      display:grid;
      grid-template-columns:1.4fr .8fr;
      gap:20px;
      align-items:start;
    }
    .news-list{
      border:1px solid var(--line-soft);
      border-radius:22px;
      overflow:hidden;
      background:rgba(255,255,255,.025);
    }
    .news-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:center;
      padding:18px 20px;
      border-bottom:1px solid var(--line-soft);
      transition:.2s ease;
    }
    .news-item:last-child{border-bottom:0}
    .news-item:hover{background:rgba(245,184,75,.06)}
    .news-no{font-weight:900;color:var(--amber);font-size:13px}
    .news-item h3{margin:0;font-size:17px}
    .news-item p{margin:4px 0 0;color:var(--muted);font-size:14px}
    .news-date{color:var(--muted-2);font-size:13px;white-space:nowrap}
    .hot-list{display:grid;gap:12px}
    .hot-card{
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:16px;
      border:1px solid var(--line-soft);
      border-radius:16px;
      background:rgba(255,255,255,.035);
      transition:.2s ease;
    }
    .hot-card:hover{border-color:var(--line);transform:translateX(2px)}
    .hot-card strong{display:block;margin-bottom:4px}
    .hot-card span{display:block;color:var(--muted);font-size:13px}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border:1px solid var(--line-soft);
      border-radius:18px;
      background:rgba(255,255,255,.028);
      overflow:hidden;
      transition:.2s ease;
    }
    .faq-q{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      text-align:left;
      padding:19px 20px;
      color:var(--text);
      background:transparent;
      font-weight:900;
    }
    .faq-q span{display:flex;align-items:center;gap:10px}
    .faq-q span:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--amber)}
    .faq-icon{transition:.2s ease;color:var(--amber);font-size:18px}
    .faq-a{
      display:none;
      padding:0 20px 20px 38px;
      color:var(--muted);
      border-left:3px solid var(--amber);
      margin-left:20px;
      line-height:1.85;
    }
    .faq-item.open{background:rgba(245,184,75,.055);border-color:rgba(245,184,75,.34)}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-icon{transform:rotate(45deg)}
    .cta-panel{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:24px;
      padding:34px;
      border:1px solid var(--line);
      border-radius:26px;
      background:
        linear-gradient(120deg,rgba(245,184,75,.16),transparent 38%),
        linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.018)),
        var(--panel);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .cta-panel:before{
      content:"";
      position:absolute;
      right:-80px;top:-80px;
      width:260px;height:260px;
      border:1px solid rgba(245,184,75,.18);
      border-radius:50%;
      box-shadow:0 0 0 26px rgba(245,184,75,.035),0 0 0 52px rgba(245,184,75,.02);
    }
    .price-card{
      position:relative;
      padding:24px;
      border:1px solid rgba(245,184,75,.34);
      border-radius:22px;
      background:rgba(8,10,12,.58);
    }
    .price{font-size:42px;line-height:1;font-weight:900;color:var(--amber);margin:16px 0 6px}
    .price small{font-size:15px;color:var(--muted);font-weight:700}
    .form-panel{padding:24px;background:rgba(255,255,255,.035)}
    .form-grid{display:grid;gap:14px;margin-top:18px}
    .field label{display:block;color:#DDD6C7;font-size:14px;font-weight:800;margin-bottom:7px}
    .field input,.field textarea{
      width:100%;
      color:var(--text);
      background:#0E1113;
      border:1px solid var(--line-soft);
      border-radius:14px;
      padding:13px 14px;
      outline:none;
      transition:.2s ease;
    }
    .field textarea{min-height:96px;resize:vertical}
    .field input:focus,.field textarea:focus{
      border-color:rgba(245,184,75,.72);
      box-shadow:0 0 0 4px rgba(245,184,75,.10);
    }
    .form-note{font-size:13px;color:var(--muted);margin-top:12px}
    .success-msg{display:none;margin-top:12px;color:var(--amber);font-weight:800}
    .site-footer{
      padding:48px 0 32px;
      background:#080A0B;
      border-top:1px solid var(--line-soft);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:28px;
      align-items:start;
    }
    .footer-brand{font-size:20px;font-weight:900;margin-bottom:12px}
    .footer-text{color:var(--muted);font-size:14px;margin:0;max-width:560px}
    .footer-title{font-weight:900;margin-bottom:12px;color:#EDE7D8}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:var(--muted);font-size:14px;transition:.2s ease}
    .footer-links a:hover{color:var(--amber)}
    .copyright{
      margin-top:30px;
      padding-top:20px;
      border-top:1px solid var(--line-soft);
      color:var(--muted-2);
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
    }
    .fixed-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:60;
      width:min(760px,calc(100% - 28px));
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:14px;
      padding:12px 12px 12px 18px;
      border:1px solid var(--line);
      border-radius:20px;
      background:rgba(13,16,18,.94);
      backdrop-filter:blur(16px);
      box-shadow:0 20px 60px rgba(0,0,0,.45);
    }
    .fixed-cta strong{display:block;line-height:1.25}
    .fixed-cta span{display:block;color:var(--muted);font-size:13px;margin-top:2px}
    .fixed-actions{display:flex;gap:10px;align-items:center}
    .close-float{
      width:36px;height:36px;border-radius:12px;
      background:rgba(255,255,255,.05);
      color:var(--muted);
      border:1px solid var(--line-soft);
    }
    .close-float:hover{color:var(--text);border-color:var(--line)}
    .article-shell{max-width:820px;margin:auto}
    .article-shell h2{border-left:4px solid var(--amber);padding-left:12px}
    @media (max-width:1024px){
      .container,.nav-wrap{width:min(100% - 30px,var(--container))}
      .promo-shell{padding:32px}
      .hero-data,.preview-grid,.level-track{grid-template-columns:1fr 1fr}
      .level-track:before{display:none}
      .scenario,.info-layout,.cta-panel{grid-template-columns:1fr}
      .proof-grid{grid-template-columns:1fr 1fr}
      .compare-table th,.compare-table td{padding:16px 14px}
    }
    @media (max-width:768px){
      body{padding-bottom:108px}
      .site-header{height:68px}
      .nav-wrap{display:flex;justify-content:space-between}
      .nav-left,.nav-right{display:none}
      .brand{min-width:0;font-size:14px;padding:9px 12px;max-width:calc(100% - 58px);overflow:hidden;text-overflow:ellipsis}
      .brand-mark{width:26px;height:26px}
      .menu-btn{display:block;flex:0 0 auto}
      .trust-items{justify-content:flex-start;overflow:auto;flex-wrap:nowrap;padding-bottom:2px}
      .trust-item{white-space:nowrap}
      .hero{padding:44px 0 50px}
      .promo-shell{padding:24px;border-radius:22px}
      .promo-top{display:block}
      .burst{width:104px;height:104px;margin:0 0 18px auto;font-size:14px}
      .hero-copy{font-size:16px}
      .hero-actions .btn{width:100%}
      .hero-data,.preview-grid,.level-track,.proof-grid{grid-template-columns:1fr}
      .limited-strip{align-items:flex-start;flex-direction:column}
      .section{padding:56px 0}
      .section-head{display:block}
      .comparison-wrap{display:none}
      .mobile-plans{display:grid;gap:14px}
      .plan-card{
        padding:18px;
        border:1px solid var(--line-soft);
        border-radius:18px;
        background:rgba(255,255,255,.035);
      }
      .plan-card.recommend{border-color:rgba(245,184,75,.48);box-shadow:var(--shadow-amber)}
      .plan-card h3{margin:0 0 10px}
      .news-item{grid-template-columns:auto 1fr;align-items:start}
      .news-date{grid-column:2}
      .footer-grid{grid-template-columns:1fr}
      .fixed-cta{bottom:10px;border-radius:18px;align-items:stretch}
      .fixed-cta .btn{min-height:48px;padding:0 15px}
      .fixed-cta span{display:none}
      .close-float{display:none}
    }
    @media (max-width:520px){
      .container,.nav-wrap{width:calc(100% - 24px)}
      .age-badge{display:none}
      .hero h1{font-size:34px}
      .promo-shell{padding:20px}
      .hero-data{gap:10px}
      .data-card{min-height:auto;padding:16px}
      .btn{min-height:50px;width:100%;padding:0 16px}
      .step{grid-template-columns:44px 1fr}
      .cta-panel{padding:20px}
      .price{font-size:34px}
      .fixed-cta{padding:10px}
      .fixed-cta strong{font-size:14px}
      .fixed-actions{flex:0 0 auto}
      .fixed-actions .btn{width:auto;font-size:14px}
    }

/* roulang page: category1 */
:root{
      --bg:#0B0D0F;
      --bg-2:#111417;
      --panel:#161A1E;
      --panel-2:#1E2427;
      --panel-3:#262C2F;
      --olive:#3A4038;
      --primary:#F5B84B;
      --primary-2:#FFCA6A;
      --danger:#A33A32;
      --danger-2:#C24A3B;
      --text:#F3F1E8;
      --muted:#A9A79D;
      --weak:#7F837B;
      --line:rgba(245,184,75,.22);
      --line-soft:rgba(255,255,255,.08);
      --shadow:0 18px 50px rgba(0,0,0,.35);
      --shadow-2:0 24px 70px rgba(0,0,0,.48);
      --radius:18px;
      --radius-sm:12px;
      --max:1200px;
      --nav-h:74px;
      --font:PingFang SC,Microsoft YaHei,Noto Sans SC,Source Han Sans SC,Arial,sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      background:
        radial-gradient(circle at 16% 0%, rgba(245,184,75,.14), transparent 28%),
        radial-gradient(circle at 88% 14%, rgba(163,58,50,.12), transparent 26%),
        linear-gradient(180deg, #0B0D0F 0%, #111417 42%, #0B0D0F 100%);
      line-height:1.8;
      overflow-x:hidden;
      padding-bottom:92px;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      z-index:-2;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:36px 36px;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.95), rgba(0,0,0,.25));
      pointer-events:none;
    }
    body:after{
      content:"";
      position:fixed;
      inset:0;
      z-index:-1;
      background:repeating-linear-gradient(135deg, rgba(255,255,255,.018) 0 1px, transparent 1px 8px);
      opacity:.45;
      pointer-events:none;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    :focus-visible{outline:2px solid var(--primary);outline-offset:3px}
    .container{width:min(var(--max), calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(11,13,15,.88);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--line-soft);
      box-shadow:0 12px 34px rgba(0,0,0,.22);
    }
    .nav-wrap{
      height:var(--nav-h);
      width:min(var(--max), calc(100% - 40px));
      margin:0 auto;
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      gap:22px;
      position:relative;
    }
    .nav-left,.nav-right{display:flex;align-items:center;gap:12px}
    .nav-left{justify-content:flex-end}
    .nav-right{justify-content:flex-start}
    .nav-link{
      position:relative;
      padding:10px 14px;
      border:1px solid transparent;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      transition:.22s ease;
    }
    .nav-link:hover{
      color:var(--text);
      border-color:var(--line);
      background:rgba(245,184,75,.07);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:var(--primary);
      border-color:var(--line);
      background:linear-gradient(180deg, rgba(245,184,75,.11), rgba(245,184,75,.04));
    }
    .brand{
      min-width:0;
      display:flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:10px 16px;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(245,184,75,.13), rgba(22,26,30,.88));
      border-radius:16px;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.03), 0 14px 36px rgba(0,0,0,.26);
      font-weight:900;
      letter-spacing:-.02em;
      white-space:nowrap;
    }
    .brand-mark{
      display:grid;
      place-items:center;
      width:30px;
      height:30px;
      border-radius:10px;
      background:var(--primary);
      color:#17130B;
      font-weight:900;
      box-shadow:0 0 22px rgba(245,184,75,.25);
    }
    .age-badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-width:38px;
      height:24px;
      padding:0 8px;
      border-radius:999px;
      border:1px solid rgba(194,74,59,.45);
      background:rgba(163,58,50,.16);
      color:#FFD8D2;
      font-size:12px;
      font-weight:900;
      line-height:1;
    }
    .menu-btn{
      display:none;
      position:absolute;
      right:0;
      width:46px;
      height:42px;
      border-radius:12px;
      background:var(--panel-2);
      border:1px solid var(--line-soft);
      padding:10px;
    }
    .menu-btn span{
      display:block;
      height:2px;
      background:var(--text);
      margin:5px 0;
      border-radius:999px;
      transition:.2s ease;
    }
    .menu-btn.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .menu-btn.is-open span:nth-child(2){opacity:0}
    .menu-btn.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
    .mobile-menu{
      display:none;
      position:absolute;
      top:calc(100% + 10px);
      left:0;
      right:0;
      padding:12px;
      background:rgba(17,20,23,.98);
      border:1px solid var(--line);
      border-radius:18px;
      box-shadow:var(--shadow-2);
    }
    .mobile-menu a{
      display:flex;
      justify-content:space-between;
      align-items:center;
      padding:14px 14px;
      border-radius:12px;
      color:var(--text);
      font-weight:800;
    }
    .mobile-menu a:hover{background:rgba(245,184,75,.08)}
    .mobile-menu strong{
      color:var(--primary);
      font-size:12px;
      font-weight:900;
    }
    .trust-strip{
      border-bottom:1px solid var(--line-soft);
      background:rgba(22,26,30,.72);
    }
    .trust-inner{
      min-height:54px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      padding:10px 0;
    }
    .trust-item{
      display:inline-flex;
      align-items:center;
      gap:9px;
      color:var(--muted);
      font-size:13px;
      font-weight:700;
    }
    .status-dot{
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 18px rgba(245,184,75,.65);
    }
    .status-dot.red{background:var(--danger-2);box-shadow:0 0 18px rgba(194,74,59,.55)}
    main{display:block}
    .section{padding:78px 0}
    .section-tight{padding:54px 0}
    .hero{
      position:relative;
      padding:72px 0 64px;
      overflow:hidden;
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:34px 0 auto;
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(245,184,75,.36), transparent);
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:28px;
      align-items:stretch;
    }
    .kicker{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid var(--line);
      color:var(--primary);
      background:rgba(245,184,75,.08);
      font-size:13px;
      font-weight:900;
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      margin:18px 0 18px;
      font-size:clamp(32px,5vw,58px);
      line-height:1.12;
      letter-spacing:-.04em;
      font-weight:900;
    }
    .lead{
      margin:0 0 26px;
      max-width:760px;
      color:var(--muted);
      font-size:17px;
      line-height:1.9;
    }
    .hero-panel,.info-panel,.side-card,.content-card,.faq-item,.join-panel{
      border:1px solid var(--line-soft);
      background:linear-gradient(180deg, rgba(30,36,39,.92), rgba(17,20,23,.92));
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .hero-panel{
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .hero-panel:after,.join-panel:after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg, transparent 0 78%, rgba(245,184,75,.08) 78% 79%, transparent 79%),
        radial-gradient(circle at 85% 15%, rgba(245,184,75,.12), transparent 28%);
      pointer-events:none;
    }
    .group-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:14px;
      border:1px dashed var(--line);
      border-radius:14px;
      background:rgba(245,184,75,.055);
      margin-bottom:18px;
      position:relative;
      z-index:1;
    }
    .group-row strong{color:var(--primary);font-size:20px}
    .progress{
      height:9px;
      background:rgba(255,255,255,.08);
      border-radius:999px;
      overflow:hidden;
      margin-top:8px;
    }
    .progress span{
      display:block;
      height:100%;
      width:78%;
      background:linear-gradient(90deg, var(--primary), var(--primary-2));
      border-radius:999px;
      box-shadow:0 0 16px rgba(245,184,75,.35);
    }
    .hero-actions,.card-actions,.join-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      position:relative;
      z-index:1;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:52px;
      padding:0 22px;
      border-radius:14px;
      font-weight:900;
      transition:.22s ease;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      color:#17130B;
      background:linear-gradient(180deg, var(--primary-2), var(--primary));
      box-shadow:0 14px 28px rgba(245,184,75,.18), inset 0 -2px 0 rgba(0,0,0,.18);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      box-shadow:0 20px 42px rgba(245,184,75,.28), 0 0 0 1px rgba(245,184,75,.32);
      filter:saturate(1.08);
    }
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.04);
      border-color:var(--line);
    }
    .btn-secondary:hover{
      transform:translateY(-2px);
      background:rgba(245,184,75,.08);
      border-color:rgba(245,184,75,.5);
    }
    .btn-small{
      min-height:40px;
      padding:0 14px;
      border-radius:12px;
      font-size:13px;
    }
    .access-matrix{
      display:grid;
      gap:12px;
      position:relative;
      z-index:1;
    }
    .matrix-card{
      padding:15px;
      border:1px solid var(--line-soft);
      border-radius:14px;
      background:rgba(11,13,15,.46);
    }
    .matrix-card b{display:block;color:var(--text);margin-bottom:5px}
    .matrix-card span{display:block;color:var(--muted);font-size:13px;line-height:1.6}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:22px;
      margin-bottom:24px;
    }
    .section-title{
      margin:0;
      font-size:clamp(25px,3vw,38px);
      line-height:1.2;
      letter-spacing:-.03em;
      font-weight:900;
    }
    .section-desc{
      margin:8px 0 0;
      color:var(--muted);
      max-width:720px;
    }
    .tag-row{display:flex;gap:10px;flex-wrap:wrap}
    .tag{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 11px;
      border-radius:999px;
      border:1px solid var(--line-soft);
      background:rgba(255,255,255,.04);
      color:var(--muted);
      font-size:12px;
      font-weight:800;
    }
    .tag.hot{border-color:var(--line);color:var(--primary);background:rgba(245,184,75,.07)}
    .overview{
      display:grid;
      grid-template-columns:1.4fr .6fr;
      gap:22px;
      align-items:stretch;
    }
    .info-panel{padding:26px;position:relative;overflow:hidden}
    .info-panel:before{
      content:"";
      position:absolute;
      top:0;
      left:24px;
      right:24px;
      height:3px;
      background:linear-gradient(90deg, var(--primary), transparent);
      opacity:.75;
    }
    .info-list{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:12px;
      margin:22px 0 0;
      padding:0;
      list-style:none;
    }
    .info-list li{
      padding:13px 14px;
      border:1px solid var(--line-soft);
      border-radius:14px;
      background:rgba(255,255,255,.035);
      color:var(--muted);
      font-size:14px;
    }
    .info-list strong{display:block;color:var(--text);margin-bottom:3px}
    .side-card{padding:22px}
    .side-card.sticky{position:sticky;top:96px}
    .side-title{font-size:18px;font-weight:900;margin-bottom:12px}
    .check-list{display:grid;gap:11px;margin:0;padding:0;list-style:none}
    .check-list li{
      display:flex;
      gap:10px;
      color:var(--muted);
      font-size:14px;
      line-height:1.65;
    }
    .check-list li:before{
      content:"✓";
      flex:0 0 22px;
      height:22px;
      display:grid;
      place-items:center;
      border-radius:8px;
      color:#17130B;
      background:var(--primary);
      font-weight:900;
      line-height:1;
      margin-top:2px;
    }
    .filter-bar{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      padding:14px;
      border:1px solid var(--line-soft);
      border-radius:18px;
      background:rgba(22,26,30,.72);
      margin-bottom:22px;
    }
    .filter-chip{
      padding:9px 13px;
      border-radius:12px;
      background:rgba(255,255,255,.04);
      border:1px solid var(--line-soft);
      color:var(--muted);
      font-size:13px;
      font-weight:800;
      transition:.2s ease;
    }
    .filter-chip:hover,.filter-chip.active{
      color:var(--primary);
      border-color:var(--line);
      background:rgba(245,184,75,.08);
    }
    .main-layout{
      display:grid;
      grid-template-columns:minmax(0, 1fr) 340px;
      gap:24px;
      align-items:start;
    }
    .content-list{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:18px;
    }
    .content-card{
      overflow:hidden;
      transition:.22s ease;
    }
    .content-card:hover{
      transform:translateY(-4px);
      border-color:rgba(245,184,75,.45);
      box-shadow:var(--shadow-2);
    }
    .preview-lock{
      height:138px;
      position:relative;
      background:
        radial-gradient(circle at 22% 22%, rgba(245,184,75,.18), transparent 24%),
        linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.015)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.035) 0 1px, transparent 1px 16px);
      border-bottom:1px solid var(--line-soft);
      overflow:hidden;
    }
    .preview-lock:before{
      content:"";
      position:absolute;
      inset:16px;
      border:1px solid rgba(245,184,75,.20);
      border-radius:16px;
      filter:blur(.2px);
    }
    .preview-lock:after{
      content:"权限说明";
      position:absolute;
      right:14px;
      bottom:14px;
      padding:6px 10px;
      border-radius:999px;
      color:#17130B;
      background:var(--primary);
      font-size:12px;
      font-weight:900;
    }
    .lock-icon{
      position:absolute;
      left:18px;
      bottom:16px;
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:14px;
      border:1px solid var(--line);
      background:rgba(11,13,15,.68);
      color:var(--primary);
      font-size:20px;
      box-shadow:0 0 30px rgba(245,184,75,.12);
    }
    .card-body{padding:18px}
    .card-meta{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:12px;
      color:var(--weak);
      font-size:12px;
      font-weight:800;
    }
    .content-card h3{
      font-size:19px;
      line-height:1.35;
      margin:0 0 10px;
      letter-spacing:-.02em;
    }
    .content-card p{
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
      margin:0 0 16px;
    }
    .level{
      color:var(--primary);
      border:1px solid var(--line);
      border-radius:999px;
      padding:3px 8px;
      background:rgba(245,184,75,.06);
    }
    .plans-scroll{
      overflow-x:auto;
      border-radius:var(--radius);
      border:1px solid var(--line-soft);
      box-shadow:var(--shadow);
    }
    .plans-table{
      width:100%;
      min-width:760px;
      border-collapse:collapse;
      background:rgba(22,26,30,.9);
    }
    .plans-table th,.plans-table td{
      padding:18px;
      border-bottom:1px solid var(--line-soft);
      border-right:1px solid var(--line-soft);
      text-align:left;
      vertical-align:top;
    }
    .plans-table th{
      background:rgba(11,13,15,.55);
      color:var(--text);
      font-size:15px;
    }
    .plans-table td{color:var(--muted);font-size:14px}
    .plans-table tr:last-child td{border-bottom:0}
    .plans-table th:last-child,.plans-table td:last-child{border-right:0}
    .recommend{
      box-shadow:inset 0 0 0 1px rgba(245,184,75,.32);
      background:rgba(245,184,75,.045);
    }
    .track{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
      position:relative;
    }
    .track:before{
      content:"";
      position:absolute;
      left:8%;
      right:8%;
      top:40px;
      height:2px;
      background:linear-gradient(90deg, var(--primary), rgba(245,184,75,.08));
      z-index:0;
    }
    .track-card{
      position:relative;
      z-index:1;
      padding:22px;
      border:1px solid var(--line-soft);
      border-radius:var(--radius);
      background:linear-gradient(180deg, rgba(30,36,39,.94), rgba(17,20,23,.94));
      box-shadow:var(--shadow);
      transition:.22s ease;
    }
    .track-card:hover{transform:translateY(-4px);border-color:rgba(245,184,75,.45)}
    .num{
      width:44px;height:44px;
      display:grid;place-items:center;
      border-radius:14px;
      background:var(--primary);
      color:#17130B;
      font-weight:900;
      margin-bottom:18px;
    }
    .track-card h3{margin:0 0 8px;font-size:20px}
    .track-card p{color:var(--muted);font-size:14px;margin:0 0 14px}
    .scenario-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .scenario-card{
      padding:20px;
      border:1px solid var(--line-soft);
      border-radius:var(--radius);
      background:rgba(22,26,30,.82);
      transition:.22s ease;
    }
    .scenario-card:hover{border-color:rgba(245,184,75,.42);transform:translateY(-3px)}
    .scenario-card h3{font-size:18px;margin:12px 0 8px}
    .scenario-card p{color:var(--muted);font-size:14px;margin:0}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      overflow:hidden;
      transition:.2s ease;
    }
    .faq-q{
      width:100%;
      min-height:62px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:18px 20px;
      color:var(--text);
      background:transparent;
      text-align:left;
      font-weight:900;
    }
    .faq-q span{display:flex;align-items:center;gap:10px}
    .faq-q span:before{
      content:"";
      width:9px;height:9px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 14px rgba(245,184,75,.55);
      flex:0 0 auto;
    }
    .faq-q i{
      font-style:normal;
      color:var(--primary);
      transition:.2s ease;
      font-size:20px;
    }
    .faq-a{
      max-height:0;
      overflow:hidden;
      transition:max-height .26s ease;
      border-left:3px solid transparent;
    }
    .faq-a p{
      margin:0;
      padding:0 20px 20px 37px;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
    }
    .faq-item.open{
      border-color:rgba(245,184,75,.34);
      background:rgba(245,184,75,.035);
    }
    .faq-item.open .faq-a{max-height:180px;border-left-color:var(--primary)}
    .faq-item.open .faq-q i{transform:rotate(45deg)}
    .join-panel{
      position:relative;
      overflow:hidden;
      padding:30px;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:24px;
      align-items:center;
      border-color:var(--line);
    }
    .join-panel h2{font-size:clamp(26px,3.4vw,42px);line-height:1.2;margin-bottom:12px}
    .join-panel p{color:var(--muted);margin-bottom:22px}
    .join-panel > *{position:relative;z-index:1}
    .mini-card{
      border:1px solid var(--line-soft);
      border-radius:16px;
      padding:18px;
      background:rgba(11,13,15,.48);
    }
    .mini-card strong{display:block;color:var(--primary);font-size:24px;margin-bottom:8px}
    .site-footer{
      background:#080A0C;
      border-top:1px solid var(--line-soft);
      padding:46px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .8fr;
      gap:32px;
      margin-bottom:28px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-size:18px;
      font-weight:900;
      margin-bottom:10px;
    }
    .footer-text{color:var(--muted);font-size:14px;margin:0;max-width:560px}
    .footer-title{font-weight:900;margin-bottom:12px;color:var(--text)}
    .footer-links{display:grid;gap:8px}
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      transition:.2s ease;
    }
    .footer-links a:hover{color:var(--primary);transform:translateX(2px)}
    .copyright{
      padding-top:18px;
      border-top:1px solid var(--line-soft);
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:var(--weak);
      font-size:13px;
    }
    .bottom-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:60;
      width:min(760px, calc(100% - 28px));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 12px 12px 18px;
      border:1px solid var(--line);
      border-radius:18px;
      background:rgba(17,20,23,.94);
      backdrop-filter:blur(14px);
      box-shadow:0 20px 60px rgba(0,0,0,.48);
    }
    .bottom-cta.hidden{display:none}
    .bottom-text{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:14px;font-weight:800}
    .bottom-text strong{color:var(--text)}
    .close-cta{
      width:34px;height:34px;border-radius:10px;
      background:rgba(255,255,255,.06);
      color:var(--muted);
      border:1px solid var(--line-soft);
      transition:.2s ease;
    }
    .close-cta:hover{color:var(--text);border-color:var(--line)}
    @media (max-width:1024px){
      .hero-grid,.overview,.main-layout,.join-panel{grid-template-columns:1fr}
      .side-card.sticky{position:relative;top:auto}
      .content-list{grid-template-columns:repeat(2,minmax(0,1fr))}
      .scenario-grid,.track{grid-template-columns:1fr}
      .track:before{display:none}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      :root{--nav-h:66px}
      body{padding-bottom:104px}
      .container,.nav-wrap{width:min(100% - 28px, var(--max))}
      .nav-wrap{grid-template-columns:1fr auto;justify-content:space-between}
      .nav-left,.nav-right{display:none}
      .brand{justify-content:flex-start;padding:9px 12px;font-size:14px;max-width:calc(100vw - 96px);overflow:hidden}
      .brand span:nth-child(2){overflow:hidden;text-overflow:ellipsis}
      .menu-btn{display:block;position:relative;right:auto}
      .mobile-menu.show{display:block}
      .trust-inner{justify-content:flex-start}
      .hero{padding:48px 0}
      .section{padding:56px 0}
      .section-tight{padding:42px 0}
      .hero-actions,.join-actions{flex-direction:column}
      .btn{width:100%}
      .section-head{display:block}
      .tag-row{margin-top:14px}
      .info-list,.content-list{grid-template-columns:1fr}
      .plans-scroll{margin-left:-4px;margin-right:-4px}
      .footer-grid{grid-template-columns:1fr}
      .bottom-cta{
        bottom:10px;
        border-radius:16px;
        padding:10px;
      }
      .bottom-text{
        display:block;
        font-size:13px;
        line-height:1.45;
      }
      .bottom-cta .btn{width:auto;min-height:44px;padding:0 14px}
    }
    @media (max-width:520px){
      h1{font-size:31px}
      .lead{font-size:15px}
      .hero-panel,.info-panel,.side-card,.join-panel{padding:18px}
      .group-row{display:block}
      .content-card h3{font-size:18px}
      .preview-lock{height:116px}
      .copyright{display:grid}
      .bottom-text span{display:none}
      .close-cta{display:none}
    }