/* roulang page: index */
:root{
      --bg:#06111f;
      --bg-2:#08182b;
      --bg-3:#0b1f35;
      --card:rgba(15,23,42,.64);
      --card-strong:rgba(8,24,43,.78);
      --text:#f8fbff;
      --muted:#cbd5e1;
      --sub:#94a3b8;
      --line:rgba(148,163,184,.22);
      --line-bright:rgba(56,189,248,.55);
      --blue:#38bdf8;
      --cyan:#22d3ee;
      --cyan-2:#14f1ff;
      --violet:#6366f1;
      --amber:#fbbf24;
      --green:#34d399;
      --danger:#fb7185;
      --radius-xl:32px;
      --radius-lg:24px;
      --radius-md:18px;
      --shadow:0 24px 80px rgba(20,241,255,.12);
      --shadow-hover:0 30px 90px rgba(56,189,248,.22);
      --nav-h:76px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 6%, rgba(34,211,238,.24), transparent 28%),
        radial-gradient(circle at 88% 18%, rgba(99,102,241,.22), transparent 30%),
        radial-gradient(circle at 72% 78%, rgba(20,241,255,.12), transparent 26%),
        linear-gradient(180deg,var(--bg),var(--bg-2) 42%,#05101e 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      z-index:-2;
      background-image:
        linear-gradient(rgba(148,163,184,.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148,163,184,.055) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.86),rgba(0,0,0,.18));
      pointer-events:none;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
    .section{padding:92px 0;position:relative}
    .section-tight{padding:70px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 12px;border:1px solid var(--line);
      border-radius:999px;background:rgba(15,23,42,.52);
      color:#a5f3fc;font-size:13px;line-height:1.2;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
    }
    .eyebrow .dot,.status-dot{
      width:8px;height:8px;border-radius:50%;background:var(--cyan);
      box-shadow:0 0 16px var(--cyan);
      flex:0 0 auto;
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(34px,6.1vw,68px);
      line-height:1.1;
      font-weight:850;
      letter-spacing:-.045em;
      margin-bottom:20px;
    }
    h2{
      font-size:clamp(27px,4.2vw,43px);
      line-height:1.18;
      font-weight:800;
      letter-spacing:-.035em;
      margin-bottom:14px;
    }
    h3{font-size:21px;line-height:1.32;font-weight:760;margin-bottom:10px}
    p{color:var(--muted)}
    .lead{font-size:18px;max-width:850px;color:#d9e7f5}
    .muted{color:var(--sub)}
    .gradient-text{
      background:linear-gradient(95deg,#fff 0%,#a5f3fc 35%,#38bdf8 70%,#c4b5fd 100%);
      -webkit-background-clip:text;background-clip:text;color:transparent;
    }
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:48px;padding:0 20px;border-radius:999px;
      font-weight:750;letter-spacing:-.01em;
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background .22s ease,color .22s ease;
      outline:none;white-space:nowrap;
    }
    .btn-primary{
      color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan),var(--violet));
      box-shadow:0 12px 36px rgba(34,211,238,.24), inset 0 1px 0 rgba(255,255,255,.28);
    }
    .btn-secondary{
      color:#baf4ff;background:rgba(15,23,42,.56);border:1px solid var(--line);
      backdrop-filter:blur(14px);
    }
    .btn:hover{transform:translateY(-2px)}
    .btn-primary:hover{box-shadow:0 18px 52px rgba(34,211,238,.34)}
    .btn-secondary:hover{border-color:var(--line-bright);background:rgba(8,24,43,.82)}
    .btn:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
      outline:3px solid rgba(56,189,248,.38);
      outline-offset:3px;
    }
    .glass{
      background:var(--card);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.06);
    }
    .glass-hover{
      transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease,background .24s ease;
    }
    .glass-hover:hover{
      transform:translateY(-4px);
      border-color:var(--line-bright);
      background:rgba(15,23,42,.76);
      box-shadow:var(--shadow-hover), inset 0 1px 0 rgba(255,255,255,.08);
    }
    .badge{
      display:inline-flex;align-items:center;gap:7px;
      padding:6px 10px;border-radius:999px;
      font-size:12px;color:#a5f3fc;background:rgba(34,211,238,.12);
      border:1px solid rgba(34,211,238,.22);
      line-height:1.15;
    }
    .badge.ok{color:#bbf7d0;background:rgba(52,211,153,.12);border-color:rgba(52,211,153,.24)}
    .badge.warn{color:#fde68a;background:rgba(251,191,36,.11);border-color:rgba(251,191,36,.25)}
    .badge.violet{color:#ddd6fe;background:rgba(99,102,241,.16);border-color:rgba(99,102,241,.3)}
    .site-header{
      position:fixed;top:14px;left:0;right:0;z-index:50;
      transition:top .22s ease,background .22s ease,box-shadow .22s ease;
    }
    .nav-wrap{
      width:min(var(--max),calc(100% - 28px));
      margin:0 auto;
      height:var(--nav-h);
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      padding:0 18px;
      background:rgba(6,17,31,.54);
      border:1px solid rgba(148,163,184,.2);
      border-radius:999px;
      backdrop-filter:blur(20px);
      box-shadow:0 18px 60px rgba(2,6,23,.24), inset 0 1px 0 rgba(255,255,255,.06);
    }
    .site-header.scrolled{top:8px}
    .site-header.scrolled .nav-wrap{
      background:rgba(6,17,31,.88);
      border-color:rgba(56,189,248,.24);
      box-shadow:0 22px 70px rgba(2,6,23,.45);
    }
    .brand{
      display:flex;align-items:center;gap:10px;font-weight:850;letter-spacing:-.03em;
      min-width:max-content;
    }
    .brand-mark{
      width:38px;height:38px;border-radius:50%;
      background:
        radial-gradient(circle at 35% 30%,#fff,rgba(255,255,255,.05) 18%),
        linear-gradient(135deg,var(--cyan),var(--violet));
      box-shadow:0 0 28px rgba(34,211,238,.34);
      position:relative;
    }
    .brand-mark:after,.brand-mark:before{
      content:"";position:absolute;border-radius:999px;background:rgba(255,255,255,.72);
    }
    .brand-mark:before{width:12px;height:5px;right:6px;top:10px}
    .brand-mark:after{width:18px;height:5px;left:8px;bottom:9px;opacity:.62}
    .nav-links{display:flex;align-items:center;gap:6px}
    .nav-links a{
      padding:10px 13px;border-radius:999px;color:#cbd5e1;font-weight:650;font-size:14px;
      transition:background .2s ease,color .2s ease;
    }
    .nav-links a:hover,.nav-links a.active{
      color:#ecfeff;background:rgba(34,211,238,.12);
    }
    .nav-search{
      display:flex;align-items:center;gap:8px;min-width:230px;
      padding:0 12px;height:42px;border-radius:999px;
      background:rgba(2,6,23,.32);border:1px solid rgba(148,163,184,.18);
      color:var(--sub);
    }
    .nav-search input{
      width:100%;background:transparent;border:0;color:#e5f6ff;outline:0;font-size:14px;
    }
    .nav-search input::placeholder{color:#7f93a8}
    .menu-toggle{display:none;background:rgba(15,23,42,.7);border:1px solid var(--line);color:#e0f2fe;width:46px;height:46px;border-radius:50%}
    .hero{
      padding:138px 0 68px;
      min-height:760px;
      display:flex;align-items:center;
      overflow:hidden;
    }
    .hero:before{
      content:"";position:absolute;inset:0;z-index:-1;
      background:
        linear-gradient(180deg,rgba(6,17,31,.02),rgba(6,17,31,.8)),
        radial-gradient(circle at 50% 18%,rgba(34,211,238,.18),transparent 36%);
    }
    .creator-cover{
      position:relative;overflow:hidden;border-radius:36px;
      padding:28px;
      background:
        linear-gradient(135deg,rgba(56,189,248,.15),rgba(99,102,241,.12) 45%,rgba(15,23,42,.68)),
        rgba(15,23,42,.62);
      border:1px solid rgba(148,163,184,.24);
      box-shadow:0 38px 120px rgba(2,6,23,.46), inset 0 1px 0 rgba(255,255,255,.08);
      backdrop-filter:blur(18px);
    }
    .creator-cover:after{
      content:"";position:absolute;inset:auto -15% -32% auto;width:520px;height:520px;border-radius:50%;
      background:radial-gradient(circle,rgba(20,241,255,.18),transparent 68%);
      pointer-events:none;
    }
    .profile-row{
      display:flex;align-items:center;justify-content:space-between;gap:22px;margin-bottom:30px;
    }
    .profile-main{display:flex;align-items:center;gap:17px}
    .avatar{
      width:82px;height:82px;border-radius:28px;
      background:
        radial-gradient(circle at 30% 24%,#fff 0 7%,transparent 8%),
        radial-gradient(circle at 72% 30%,rgba(255,255,255,.82) 0 5%,transparent 6%),
        linear-gradient(135deg,#22d3ee,#38bdf8 45%,#6366f1);
      box-shadow:0 0 52px rgba(34,211,238,.25);
      border:1px solid rgba(255,255,255,.22);
    }
    .profile-name{font-size:24px;font-weight:850;letter-spacing:-.035em;margin:0;color:#fff}
    .profile-desc{margin:2px 0 0;color:#a6bed2;font-size:14px}
    .follow-actions{display:flex;gap:10px;align-items:center}
    .hero-center{text-align:center;max-width:980px;margin:0 auto;position:relative;z-index:2}
    .hero-center .lead{margin:0 auto 26px}
    .hero-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin:28px 0}
    .metric-board{
      display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:30px;
    }
    .metric-card{
      position:relative;min-height:128px;padding:18px;border-radius:22px;
      background:rgba(2,6,23,.33);border:1px solid rgba(148,163,184,.2);
      text-align:left;overflow:hidden;
    }
    .metric-card:before{
      content:"";position:absolute;top:0;left:18px;right:18px;height:2px;
      background:linear-gradient(90deg,transparent,var(--cyan),transparent);
      opacity:.72;
    }
    .metric-value{font-size:27px;font-weight:850;color:#e8fbff;margin-bottom:4px}
    .metric-label{font-size:13px;color:#94a3b8;margin:0}
    .mini-bars{display:flex;gap:4px;align-items:end;height:25px;margin-top:12px}
    .mini-bars span{width:7px;border-radius:6px;background:linear-gradient(180deg,var(--cyan),rgba(34,211,238,.15))}
    .age-note{
      display:flex;align-items:center;justify-content:center;gap:10px;
      margin:26px auto 0;padding:12px 16px;border-radius:999px;
      color:#fde68a;background:rgba(251,191,36,.1);border:1px solid rgba(251,191,36,.24);
      max-width:820px;font-size:14px;
    }
    .section-head{
      display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px;
    }
    .section-head p{max-width:680px;margin-bottom:0}
    .coupon-grid{
      display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
    }
    .coupon{
      min-height:214px;padding:22px;position:relative;overflow:hidden;
    }
    .coupon:before{
      content:"";position:absolute;inset:0 0 auto 0;height:3px;
      background:linear-gradient(90deg,var(--cyan),rgba(99,102,241,.7),transparent);
    }
    .coupon .icon{
      width:44px;height:44px;border-radius:16px;display:grid;place-items:center;
      background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.25);
      color:#a5f3fc;font-weight:900;margin-bottom:16px;
      box-shadow:0 0 28px rgba(34,211,238,.12);
    }
    .coupon.featured{transform:translateY(18px);background:rgba(8,24,43,.82)}
    .coupon p{font-size:15px;margin-bottom:16px}
    .status-line{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto}
    .rules-panel{
      display:grid;grid-template-columns:.95fr 1.25fr;gap:24px;align-items:stretch;
    }
    .rule-card{padding:26px}
    .rule-list{display:grid;gap:14px}
    .rule-item{
      display:grid;grid-template-columns:42px 1fr;gap:14px;align-items:start;
      padding:18px;border-radius:20px;background:rgba(2,6,23,.28);border:1px solid rgba(148,163,184,.16);
    }
    .rule-num{
      width:42px;height:42px;border-radius:15px;
      display:grid;place-items:center;
      color:#ecfeff;font-weight:850;
      background:linear-gradient(135deg,rgba(56,189,248,.35),rgba(99,102,241,.22));
      border:1px solid rgba(56,189,248,.25);
    }
    .rule-item h3{font-size:18px;margin-bottom:3px}
    .rule-item p{font-size:15px;margin:0}
    .news-layout{display:grid;grid-template-columns:1.35fr .75fr;gap:24px}
    .news-list{padding:14px}
    .news-link{
      display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;
      padding:17px;border-radius:18px;border:1px solid transparent;
      transition:background .2s ease,border-color .2s ease,transform .2s ease;
    }
    .news-link:hover{background:rgba(34,211,238,.08);border-color:rgba(56,189,248,.2);transform:translateX(3px)}
    .news-date{font-size:12px;color:#a5f3fc;background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.18);padding:5px 9px;border-radius:999px}
    .news-title{font-weight:730;color:#edf9ff}
    .news-desc{font-size:14px;color:#94a3b8;margin-top:2px}
    .arrow{color:#67e8f9}
    .recommend{
      padding:24px;position:relative;overflow:hidden;
    }
    .recommend:after{
      content:"";position:absolute;right:-80px;bottom:-80px;width:210px;height:210px;border-radius:50%;
      background:radial-gradient(circle,rgba(99,102,241,.24),transparent 68%);
    }
    .tag-cloud{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
    .tag-cloud a{
      padding:8px 11px;border-radius:999px;background:rgba(15,23,42,.58);
      border:1px solid rgba(148,163,184,.18);color:#cbd5e1;font-size:13px;
      transition:color .2s ease,border-color .2s ease,background .2s ease;
    }
    .tag-cloud a:hover{color:#ecfeff;border-color:rgba(56,189,248,.35);background:rgba(34,211,238,.1)}
    .rec-track{
      display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
    }
    .rec-card{padding:22px;min-height:185px}
    .compare-wrap{
      display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
    }
    .compare-card{padding:22px}
    .compare-card.highlight{
      border-color:rgba(34,211,238,.42);
      box-shadow:0 25px 80px rgba(34,211,238,.16), inset 0 1px 0 rgba(255,255,255,.08);
    }
    .compare-list{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:12px}
    .compare-list li{
      display:flex;gap:10px;align-items:flex-start;color:#cbd5e1;font-size:15px;
      padding-bottom:10px;border-bottom:1px solid rgba(148,163,184,.11);
    }
    .check,.warn-dot{
      width:20px;height:20px;border-radius:50%;display:grid;place-items:center;flex:0 0 auto;margin-top:3px;
      font-size:12px;
    }
    .check{background:rgba(34,211,238,.14);color:#67e8f9;box-shadow:0 0 18px rgba(34,211,238,.15)}
    .warn-dot{background:rgba(251,191,36,.13);color:#fde68a}
    .bar{
      height:7px;border-radius:999px;background:rgba(148,163,184,.12);overflow:hidden;margin-top:12px;
    }
    .bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),var(--violet))}
    .faq-list{display:grid;gap:14px;max-width:930px;margin:0 auto}
    .faq-item{overflow:hidden}
    .faq-q{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
      padding:20px 22px;text-align:left;background:transparent;color:#f8fbff;font-weight:760;
      min-height:64px;
    }
    .faq-icon{
      width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
      background:rgba(34,211,238,.1);color:#a5f3fc;transition:transform .22s ease;
      flex:0 0 auto;
    }
    .faq-a{
      max-height:0;overflow:hidden;transition:max-height .24s ease;
    }
    .faq-a p{padding:0 22px 22px;margin:0;color:#cbd5e1}
    .faq-item.open{border-color:rgba(56,189,248,.42);background:rgba(15,23,42,.78)}
    .faq-item.open .faq-icon{transform:rotate(45deg)}
    .cta-panel{
      display:grid;grid-template-columns:.86fr 1.14fr;gap:26px;padding:30px;border-radius:32px;
      background:
        radial-gradient(circle at 15% 20%,rgba(34,211,238,.16),transparent 30%),
        radial-gradient(circle at 85% 75%,rgba(99,102,241,.18),transparent 32%),
        rgba(15,23,42,.64);
      border:1px solid rgba(148,163,184,.24);
      backdrop-filter:blur(18px);
      box-shadow:0 32px 100px rgba(2,6,23,.38);
    }
    .trust-list{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
    .trust-list li{display:flex;align-items:center;gap:10px;color:#cbd5e1}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field.full{grid-column:1 / -1}
    label{display:block;font-size:13px;color:#a8bdcf;margin-bottom:7px;font-weight:650}
    input,select,textarea{
      width:100%;min-height:52px;border-radius:16px;
      border:1px solid rgba(148,163,184,.2);
      background:rgba(2,6,23,.48);color:#eaf8ff;
      padding:13px 14px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
    }
    textarea{min-height:118px;resize:vertical}
    input::placeholder,textarea::placeholder{color:#71849a}
    input:focus,select:focus,textarea:focus{
      border-color:rgba(56,189,248,.58);
      box-shadow:0 0 0 4px rgba(56,189,248,.12);
      outline:0;background:rgba(2,6,23,.62);
    }
    .checkbox-row{
      display:flex;align-items:flex-start;gap:10px;padding:12px;border:1px solid rgba(148,163,184,.16);
      border-radius:16px;background:rgba(2,6,23,.24);color:#cbd5e1;font-size:14px;
    }
    .checkbox-row input{width:18px;height:18px;min-height:auto;margin-top:4px;accent-color:#22d3ee}
    .form-note{font-size:13px;color:#94a3b8;margin:10px 0 0}
    .form-status{min-height:22px;font-size:14px;color:#a5f3fc;margin:8px 0 0}
    .site-footer{
      padding:54px 0 30px;background:linear-gradient(180deg,rgba(5,16,30,.1),rgba(2,6,23,.72));
      border-top:1px solid rgba(148,163,184,.14);
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:30px}
    .footer-title{font-size:14px;font-weight:800;color:#e2f7ff;margin-bottom:14px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#94a3b8;font-size:14px;transition:color .2s ease}
    .footer-links a:hover{color:#67e8f9}
    .footer-tags{display:flex;flex-wrap:wrap;gap:8px}
    .copyright{
      margin-top:34px;padding-top:22px;border-top:1px solid rgba(148,163,184,.12);
      color:#7f93a8;font-size:13px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
    }
    .mobile-panel{
      display:none;position:absolute;top:86px;left:14px;right:14px;padding:14px;
      border-radius:24px;background:rgba(6,17,31,.94);border:1px solid rgba(148,163,184,.22);
      backdrop-filter:blur(20px);box-shadow:0 26px 80px rgba(2,6,23,.5);
    }
    .mobile-panel a{display:block;padding:13px 14px;border-radius:15px;color:#dbeafe;font-weight:700}
    .mobile-panel a:hover,.mobile-panel a.active{background:rgba(34,211,238,.11);color:#ecfeff}
    @media (max-width:1080px){
      .nav-search{display:none}
      .metric-board{grid-template-columns:repeat(2,1fr)}
      .coupon-grid,.compare-wrap,.rec-track{grid-template-columns:repeat(2,1fr)}
      .coupon.featured{transform:none}
      .rules-panel,.news-layout,.cta-panel{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:760px){
      :root{--nav-h:66px}
      .container{width:min(100% - 28px,var(--max))}
      .section{padding:66px 0}
      .site-header{top:8px}
      .nav-wrap{padding:0 12px;border-radius:28px}
      .brand span{max-width:178px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .nav-links,.nav-wrap>.btn{display:none}
      .menu-toggle{display:grid;place-items:center}
      .mobile-panel.open{display:block}
      .hero{padding:112px 0 54px;min-height:auto}
      .creator-cover{padding:18px;border-radius:28px}
      .profile-row{align-items:flex-start;flex-direction:column}
      .avatar{width:66px;height:66px;border-radius:22px}
      .profile-name{font-size:20px}
      .follow-actions{width:100%;flex-wrap:wrap}
      .follow-actions .btn{flex:1}
      .hero-actions .btn{width:100%}
      .metric-board,.coupon-grid,.compare-wrap,.rec-track,.form-grid,.footer-grid{grid-template-columns:1fr}
      .section-head{display:block}
      .section-head .btn{margin-top:16px}
      .news-link{grid-template-columns:1fr;gap:6px}
      .cta-panel{padding:20px;border-radius:26px}
      .age-note{border-radius:20px;align-items:flex-start}
      h1{letter-spacing:-.035em}
    }
    @media (max-width:520px){
      .coupon,.rule-card,.compare-card,.rec-card{padding:18px}
      .metric-card{min-height:116px}
      .btn{width:100%}
      .mobile-panel .btn{width:auto}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }

/* roulang page: category2 */
:root{
      --bg:#06111f;
      --bg-2:#08182b;
      --bg-3:#0b1f35;
      --card:rgba(15,23,42,.64);
      --card-strong:rgba(8,24,43,.78);
      --line:rgba(148,163,184,.22);
      --line-bright:rgba(56,189,248,.55);
      --text:#f8fbff;
      --muted:#cbd5e1;
      --weak:#94a3b8;
      --primary:#38bdf8;
      --cyan:#22d3ee;
      --violet:#6366f1;
      --violet-2:#8b5cf6;
      --amber:#fbbf24;
      --ok:#34d399;
      --danger:#fb7185;
      --radius-lg:30px;
      --radius-md:22px;
      --radius-sm:16px;
      --shadow:0 24px 70px rgba(2,8,23,.42);
      --glow:0 0 34px rgba(34,211,238,.22);
      --violet-glow:0 0 36px rgba(99,102,241,.26);
      --container:1200px;
      --font:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",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 12% 5%, rgba(34,211,238,.18), transparent 30%),
        radial-gradient(circle at 88% 14%, rgba(99,102,241,.20), transparent 34%),
        radial-gradient(circle at 70% 80%, rgba(20,241,255,.12), transparent 26%),
        linear-gradient(145deg,var(--bg),var(--bg-2) 48%,var(--bg-3));
      line-height:1.75;
      min-height:100vh;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.28;
      background-image:
        linear-gradient(rgba(148,163,184,.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148,163,184,.08) 1px, transparent 1px);
      background-size:44px 44px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.85), transparent 82%);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      width:520px;
      height:520px;
      right:-180px;
      top:340px;
      background:radial-gradient(circle, rgba(99,102,241,.24), transparent 66%);
      filter:blur(18px);
      pointer-events:none;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(34,211,238,.28)}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{
      position:fixed;
      top:16px;
      left:0;
      right:0;
      z-index:50;
      transition:.25s ease;
      padding:0 18px;
    }
    .site-header.scrolled{top:8px}
    .nav-wrap{
      width:min(var(--container),100%);
      margin:0 auto;
      min-height:76px;
      display:flex;
      align-items:center;
      gap:18px;
      padding:12px 14px;
      border:1px solid rgba(148,163,184,.22);
      border-radius:999px;
      background:rgba(6,17,31,.58);
      backdrop-filter:blur(18px);
      box-shadow:0 14px 44px rgba(2,8,23,.28);
      transition:.25s ease;
      position:relative;
    }
    .site-header.scrolled .nav-wrap{
      background:rgba(6,17,31,.88);
      border-color:rgba(56,189,248,.26);
      box-shadow:0 18px 55px rgba(2,8,23,.48), var(--glow);
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:10px;
      font-weight:800;
      letter-spacing:-.02em;
      white-space:nowrap;
      color:var(--text);
    }
    .brand-mark{
      width:34px;
      height:34px;
      border-radius:50%;
      display:inline-block;
      position:relative;
      background:
        radial-gradient(circle at 34% 32%, #fff 0 9%, transparent 10%),
        radial-gradient(circle at 60% 60%, var(--cyan) 0 18%, transparent 19%),
        linear-gradient(135deg,var(--primary),var(--violet));
      box-shadow:0 0 26px rgba(34,211,238,.45);
      flex:none;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      right:-3px;
      top:6px;
      width:11px;
      height:11px;
      border-radius:50%;
      background:var(--ok);
      box-shadow:0 0 12px rgba(52,211,153,.8);
      border:2px solid rgba(6,17,31,.88);
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:4px;
      margin-left:8px;
    }
    .nav-links a,.mobile-panel a{
      color:var(--muted);
      padding:10px 13px;
      border-radius:999px;
      font-size:14px;
      transition:.2s ease;
      outline:none;
    }
    .nav-links a:hover,.nav-links a.active{
      color:var(--text);
      background:rgba(56,189,248,.12);
      box-shadow:inset 0 0 0 1px rgba(56,189,248,.22);
    }
    .nav-links a:focus-visible,.mobile-panel a:focus-visible,.btn:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,.faq-q:focus-visible{
      outline:3px solid rgba(34,211,238,.42);
      outline-offset:3px;
    }
    .nav-search{
      margin-left:auto;
      display:flex;
      align-items:center;
      gap:8px;
      height:42px;
      min-width:250px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(148,163,184,.20);
      background:rgba(2,6,23,.34);
      color:var(--weak);
    }
    .nav-search input{
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      color:var(--text);
      font-size:14px;
    }
    .nav-search input::placeholder{color:rgba(148,163,184,.78)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border:0;
      border-radius:999px;
      min-height:46px;
      padding:12px 20px;
      font-weight:750;
      color:var(--text);
      transition:.22s ease;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--primary),var(--cyan) 46%,var(--violet));
      box-shadow:0 14px 34px rgba(34,211,238,.22), inset 0 1px 0 rgba(255,255,255,.22);
    }
    .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 18px 46px rgba(34,211,238,.32)}
    .btn-secondary{
      border:1px solid rgba(56,189,248,.28);
      background:rgba(15,23,42,.44);
      color:#dff7ff;
    }
    .btn-secondary:hover{transform:translateY(-2px);border-color:rgba(56,189,248,.55);background:rgba(56,189,248,.11)}
    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:50%;
      border:1px solid rgba(148,163,184,.22);
      background:rgba(15,23,42,.62);
      color:var(--text);
      font-size:21px;
    }
    .mobile-panel{
      display:none;
      position:absolute;
      top:88px;
      left:0;
      right:0;
      padding:12px;
      border-radius:24px;
      border:1px solid rgba(148,163,184,.22);
      background:rgba(6,17,31,.94);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
    }
    .mobile-panel.open{display:grid;gap:6px}
    main{padding-top:124px}
    .breadcrumb{
      display:flex;
      align-items:center;
      gap:9px;
      color:var(--weak);
      font-size:14px;
      margin:20px 0 24px;
    }
    .breadcrumb a:hover{color:var(--cyan)}
    .page-top{
      padding:54px 0 30px;
      position:relative;
    }
    .page-top:before{
      content:"";
      position:absolute;
      inset:-80px auto auto 8%;
      width:430px;
      height:430px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(34,211,238,.20), transparent 62%);
      filter:blur(20px);
      pointer-events:none;
      z-index:-1;
    }
    .summary-layout{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:26px;
      align-items:stretch;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      color:#dff7ff;
      border:1px solid rgba(56,189,248,.28);
      background:rgba(56,189,248,.10);
      font-size:13px;
      margin-bottom:18px;
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(34px,5.4vw,62px);
      line-height:1.1;
      letter-spacing:-.055em;
      margin-bottom:18px;
      font-weight:850;
    }
    h2{
      font-size:clamp(27px,3.7vw,42px);
      line-height:1.18;
      letter-spacing:-.035em;
      font-weight:820;
      margin-bottom:14px;
    }
    h3{font-size:21px;line-height:1.35;margin-bottom:10px}
    .lead{
      color:var(--muted);
      font-size:18px;
      max-width:760px;
      margin-bottom:24px;
    }
    .top-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:22px}
    .glass{
      background:var(--card);
      border:1px solid var(--line);
      backdrop-filter:blur(18px);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
    }
    .metric-panel{
      padding:22px;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
      position:relative;
      overflow:hidden;
    }
    .metric-panel:before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(135deg, rgba(99,102,241,.12), transparent 45%, rgba(34,211,238,.10));
      pointer-events:none;
    }
    .metric{
      position:relative;
      padding:18px;
      min-height:126px;
      border-radius:20px;
      border:1px solid rgba(148,163,184,.18);
      background:rgba(2,6,23,.26);
      transition:.22s ease;
    }
    .metric:hover{transform:translateY(-3px);border-color:rgba(139,92,246,.5);box-shadow:var(--violet-glow)}
    .metric .num{
      display:block;
      color:#e9f9ff;
      font-size:28px;
      font-weight:850;
      line-height:1;
      margin-bottom:10px;
    }
    .metric .label{color:var(--muted);font-size:14px}
    .metric .dot{
      position:absolute;
      right:16px;
      top:16px;
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 14px rgba(34,211,238,.85);
    }
    .notice-bar{
      margin-top:24px;
      display:flex;
      align-items:center;
      gap:14px;
      padding:15px 18px;
      border-radius:22px;
      border:1px solid rgba(251,191,36,.26);
      background:rgba(251,191,36,.09);
      color:#fde68a;
    }
    .notice-bar strong{color:#fff3c4}
    .section{padding:76px 0}
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:22px;
      align-items:flex-end;
      margin-bottom:28px;
    }
    .section-head p{color:var(--weak);max-width:610px;margin-bottom:0}
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 11px;
      border-radius:999px;
      color:#bff4ff;
      background:rgba(34,211,238,.10);
      border:1px solid rgba(34,211,238,.22);
      font-size:13px;
      line-height:1.2;
      white-space:nowrap;
    }
    .badge.ok{color:#c7f9df;background:rgba(52,211,153,.10);border-color:rgba(52,211,153,.24)}
    .badge.warn{color:#fde68a;background:rgba(251,191,36,.10);border-color:rgba(251,191,36,.24)}
    .badge.violet{color:#ddd6fe;background:rgba(99,102,241,.13);border-color:rgba(139,92,246,.28)}
    .quick-strip{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:18px;
    }
    .quick-strip a{
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid rgba(148,163,184,.18);
      background:rgba(15,23,42,.42);
      transition:.2s ease;
    }
    .quick-strip a:hover{color:var(--text);border-color:rgba(34,211,238,.42);transform:translateY(-2px)}
    .steps-shell{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:28px;
      align-items:start;
    }
    .side-card{
      padding:26px;
      position:sticky;
      top:112px;
    }
    .side-list{display:grid;gap:12px;margin-top:18px}
    .side-item{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px;
      border-radius:18px;
      background:rgba(2,6,23,.25);
      border:1px solid rgba(148,163,184,.16);
    }
    .side-item i{
      width:28px;
      height:28px;
      flex:none;
      border-radius:50%;
      display:grid;
      place-items:center;
      color:#06111f;
      background:linear-gradient(135deg,var(--cyan),var(--violet));
      font-style:normal;
      font-weight:900;
      box-shadow:0 0 18px rgba(34,211,238,.28);
    }
    .side-item b{display:block;color:var(--text);line-height:1.3;margin-bottom:4px}
    .side-item span{display:block;color:var(--weak);font-size:14px;line-height:1.55}
    .timeline{
      display:grid;
      gap:18px;
      position:relative;
    }
    .timeline:before{
      content:"";
      position:absolute;
      left:28px;
      top:24px;
      bottom:24px;
      width:2px;
      background:linear-gradient(to bottom, rgba(34,211,238,.7), rgba(99,102,241,.58), rgba(148,163,184,.05));
      box-shadow:0 0 18px rgba(34,211,238,.22);
    }
    .step-card{
      position:relative;
      display:grid;
      grid-template-columns:58px 1fr;
      gap:16px;
      padding:22px;
      border-radius:26px;
      background:rgba(15,23,42,.62);
      border:1px solid rgba(148,163,184,.20);
      backdrop-filter:blur(18px);
      transition:.22s ease;
    }
    .step-card:hover{
      transform:translateY(-4px);
      border-color:rgba(139,92,246,.50);
      box-shadow:var(--violet-glow);
    }
    .step-no{
      width:58px;
      height:58px;
      border-radius:20px;
      display:grid;
      place-items:center;
      color:#eef2ff;
      font-weight:900;
      background:linear-gradient(135deg, rgba(99,102,241,.9), rgba(34,211,238,.72));
      box-shadow:0 0 28px rgba(99,102,241,.34);
      z-index:2;
    }
    .step-card p{color:var(--muted);margin-bottom:12px}
    .mini-tags{display:flex;gap:8px;flex-wrap:wrap}
    .check-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .check-card{
      padding:22px;
      border-radius:24px;
      background:rgba(8,24,43,.62);
      border:1px solid rgba(148,163,184,.19);
      transition:.22s ease;
      min-height:210px;
      position:relative;
      overflow:hidden;
    }
    .check-card:after{
      content:"";
      position:absolute;
      right:-36px;
      top:-36px;
      width:110px;
      height:110px;
      border-radius:50%;
      background:rgba(34,211,238,.10);
      filter:blur(2px);
    }
    .check-card:hover{transform:translateY(-4px);border-color:rgba(56,189,248,.5);box-shadow:var(--glow)}
    .check-icon{
      width:42px;
      height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      margin-bottom:16px;
      background:rgba(34,211,238,.12);
      color:#a5f3fc;
      border:1px solid rgba(34,211,238,.24);
    }
    .check-card p{color:var(--weak);font-size:15px;margin-bottom:0}
    .compare-wrap{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
      align-items:stretch;
    }
    .compare-card{
      padding:24px;
      border-radius:28px;
      background:rgba(15,23,42,.64);
      border:1px solid rgba(148,163,184,.20);
      backdrop-filter:blur(18px);
    }
    .compare-card.highlight{
      border-color:rgba(34,211,238,.42);
      background:linear-gradient(145deg, rgba(34,211,238,.12), rgba(15,23,42,.68) 42%, rgba(99,102,241,.12));
      box-shadow:var(--glow);
    }
    .rows{display:grid;gap:12px;margin-top:18px}
    .row{
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:13px 0;
      border-bottom:1px solid rgba(148,163,184,.14);
      color:var(--muted);
    }
    .row:last-child{border-bottom:0}
    .row span:last-child{color:var(--text);font-weight:750;text-align:right}
    .bar{
      height:8px;
      border-radius:999px;
      background:rgba(148,163,184,.14);
      overflow:hidden;
      margin-top:8px;
    }
    .bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--violet),var(--cyan));box-shadow:0 0 18px rgba(34,211,238,.42)}
    .faq-wrap{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:28px;
      align-items:start;
    }
    .faq-list{display:grid;gap:14px}
    .faq-item{
      border:1px solid rgba(148,163,184,.20);
      border-radius:22px;
      overflow:hidden;
      background:rgba(15,23,42,.62);
      backdrop-filter:blur(18px);
      transition:.2s ease;
    }
    .faq-item.active{border-color:rgba(56,189,248,.48);box-shadow:var(--glow)}
    .faq-q{
      width:100%;
      min-height:62px;
      padding:18px 20px;
      border:0;
      background:transparent;
      color:var(--text);
      display:flex;
      justify-content:space-between;
      align-items:center;
      text-align:left;
      font-weight:780;
    }
    .faq-q .arrow{transition:.2s ease;color:var(--cyan)}
    .faq-item.active .arrow{transform:rotate(45deg)}
    .faq-a{
      max-height:0;
      overflow:hidden;
      transition:max-height .22s ease;
    }
    .faq-a p{
      padding:0 20px 20px;
      color:var(--muted);
      margin:0;
    }
    .cta-box{
      padding:28px;
      border-radius:30px;
      background:
        linear-gradient(135deg, rgba(99,102,241,.18), rgba(34,211,238,.10) 50%, rgba(15,23,42,.68)),
        rgba(15,23,42,.64);
      border:1px solid rgba(56,189,248,.30);
      box-shadow:var(--shadow),var(--glow);
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:24px;
      align-items:start;
    }
    .form-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .field{display:grid;gap:7px}
    .field.full{grid-column:1/-1}
    label{color:#dbeafe;font-size:14px;font-weight:700}
    input,select,textarea{
      width:100%;
      min-height:50px;
      border-radius:16px;
      border:1px solid rgba(148,163,184,.22);
      background:rgba(2,6,23,.48);
      color:var(--text);
      padding:12px 14px;
      outline:none;
      transition:.2s ease;
    }
    textarea{min-height:104px;resize:vertical}
    input:focus,select:focus,textarea:focus{
      border-color:rgba(34,211,238,.65);
      box-shadow:0 0 0 4px rgba(34,211,238,.12);
    }
    option{background:#08182b;color:var(--text)}
    .confirm{
      display:flex;
      align-items:flex-start;
      gap:10px;
      min-height:44px;
      color:var(--muted);
      font-size:14px;
      margin:8px 0 14px;
    }
    .confirm input{width:18px;height:18px;min-height:18px;margin-top:4px;accent-color:var(--cyan)}
    .form-tip{color:var(--weak);font-size:13px;margin:10px 0 0}
    .form-status{font-size:14px;color:#a7f3d0;margin-top:10px;min-height:20px}
    .site-footer{
      padding:62px 0 34px;
      background:linear-gradient(to bottom, rgba(6,17,31,.22), rgba(2,6,23,.72));
      border-top:1px solid rgba(148,163,184,.16);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .65fr .85fr;
      gap:34px;
      align-items:start;
    }
    .muted{color:var(--weak)}
    .footer-title{font-weight:820;color:var(--text);margin-bottom:12px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:var(--weak);transition:.2s ease}
    .footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
    .footer-tags{display:flex;gap:9px;flex-wrap:wrap}
    .copyright{
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid rgba(148,163,184,.14);
      display:flex;
      justify-content:space-between;
      gap:16px;
      color:rgba(148,163,184,.86);
      font-size:14px;
    }
    @media (max-width:1100px){
      .nav-search{display:none}
      .summary-layout,.steps-shell,.faq-wrap,.cta-box{grid-template-columns:1fr}
      .side-card{position:relative;top:0}
      .check-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:860px){
      .nav-links,.nav-wrap>.btn{display:none}
      .menu-toggle{display:grid;place-items:center;margin-left:auto}
      .nav-wrap{border-radius:28px}
      main{padding-top:108px}
      .section{padding:58px 0}
      .metric-panel,.compare-wrap,.footer-grid{grid-template-columns:1fr}
      .section-head{display:block}
      .section-head p{margin-top:8px}
      .copyright{flex-direction:column}
    }
    @media (max-width:560px){
      .container{width:min(100% - 28px,var(--container))}
      .site-header{top:10px;padding:0 12px}
      .nav-wrap{min-height:66px;padding:10px 12px}
      .brand span:last-child{max-width:190px;overflow:hidden;text-overflow:ellipsis}
      .page-top{padding-top:28px}
      .lead{font-size:16px}
      .notice-bar{align-items:flex-start}
      .top-actions,.quick-strip{flex-direction:column}
      .btn{width:100%}
      .check-grid,.form-grid{grid-template-columns:1fr}
      .step-card{grid-template-columns:46px 1fr;padding:18px}
      .step-no{width:46px;height:46px;border-radius:16px}
      .timeline:before{left:23px}
      .mobile-panel{top:76px}
      .cta-box{padding:20px}
    }

/* roulang page: category1 */
:root{
      --bg:#06111f;
      --bg-2:#08182b;
      --bg-3:#0b1f35;
      --card:rgba(15,23,42,.62);
      --card-strong:rgba(8,24,43,.78);
      --card-soft:rgba(15,23,42,.48);
      --line:rgba(148,163,184,.22);
      --line-strong:rgba(56,189,248,.55);
      --text:#f8fbff;
      --body:#cbd5e1;
      --muted:#94a3b8;
      --primary:#38bdf8;
      --primary-2:#22d3ee;
      --violet:#6366f1;
      --cyan:#14f1ff;
      --warn:#fbbf24;
      --ok:#34d399;
      --danger:#fb7185;
      --radius-xl:32px;
      --radius-lg:24px;
      --radius-md:18px;
      --shadow:0 24px 80px rgba(8,145,178,.18);
      --shadow-soft:0 16px 48px rgba(2,6,23,.38);
      --glow:0 0 0 1px rgba(56,189,248,.14), 0 18px 60px rgba(34,211,238,.18);
      --max:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--body);
      line-height:1.75;
      background:
        radial-gradient(circle at 12% 8%, rgba(34,211,238,.22), transparent 28%),
        radial-gradient(circle at 78% 16%, rgba(99,102,241,.22), transparent 28%),
        radial-gradient(circle at 70% 86%, rgba(20,241,255,.13), transparent 32%),
        linear-gradient(145deg,var(--bg),var(--bg-2) 45%,var(--bg-3));
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(148,163,184,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148,163,184,.045) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.75), transparent 84%);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      inset:auto -120px -160px auto;
      width:420px;
      height:420px;
      border-radius:999px;
      background:rgba(56,189,248,.18);
      filter:blur(72px);
      pointer-events:none;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{
      width:min(var(--max), calc(100% - 40px));
      margin:0 auto;
    }
    .site-header{
      position:fixed;
      top:16px;
      left:0;
      width:100%;
      z-index:50;
      transition:all .28s ease;
      padding:0 18px;
    }
    .site-header.is-scrolled{top:8px}
    .nav-wrap{
      width:min(var(--max),100%);
      height:76px;
      margin:0 auto;
      display:flex;
      align-items:center;
      gap:18px;
      padding:0 18px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(6,17,31,.58);
      backdrop-filter:blur(18px);
      box-shadow:0 16px 52px rgba(2,6,23,.34);
      transition:background .28s ease,border-color .28s ease,box-shadow .28s ease;
    }
    .site-header.is-scrolled .nav-wrap{
      background:rgba(6,17,31,.86);
      border-color:rgba(56,189,248,.28);
      box-shadow:0 18px 58px rgba(2,6,23,.52),0 0 32px rgba(56,189,248,.08);
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:10px;
      color:var(--text);
      font-weight:800;
      white-space:nowrap;
      letter-spacing:.01em;
    }
    .brand-mark{
      width:32px;
      height:32px;
      border-radius:12px;
      position:relative;
      flex:0 0 auto;
      background:
        radial-gradient(circle at 35% 32%, #fff 0 8%, transparent 9%),
        radial-gradient(circle at 70% 68%, rgba(20,241,255,.9) 0 10%, transparent 11%),
        linear-gradient(135deg,var(--primary),var(--violet));
      box-shadow:0 0 24px rgba(34,211,238,.55);
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      inset:7px;
      border:1px solid rgba(255,255,255,.38);
      border-radius:9px;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:4px;
      margin-left:8px;
    }
    .nav-links a,.mobile-panel a{
      color:var(--muted);
      font-size:14px;
      font-weight:650;
      padding:10px 13px;
      border-radius:999px;
      transition:all .22s ease;
    }
    .nav-links a:hover,.mobile-panel a:hover{
      color:var(--text);
      background:rgba(56,189,248,.1);
    }
    .nav-links a.active,.mobile-panel a.active{
      color:#eaffff;
      background:linear-gradient(135deg,rgba(56,189,248,.22),rgba(99,102,241,.18));
      box-shadow:inset 0 0 0 1px rgba(56,189,248,.2);
    }
    .nav-search{
      margin-left:auto;
      width:270px;
      min-width:210px;
      height:44px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:0 14px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(2,6,23,.38);
      color:var(--muted);
      transition:all .22s ease;
    }
    .nav-search:focus-within{
      border-color:rgba(56,189,248,.66);
      box-shadow:0 0 0 4px rgba(56,189,248,.12);
    }
    .nav-search input{
      width:100%;
      border:0;
      outline:0;
      color:var(--text);
      background:transparent;
      font-size:13px;
    }
    .nav-search input::placeholder{color:#7f8da2}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:12px 20px;
      border:1px solid transparent;
      border-radius:999px;
      font-weight:760;
      color:var(--text);
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,button:focus-visible{
      outline:3px solid rgba(56,189,248,.48);
      outline-offset:3px;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--primary),var(--primary-2) 48%,var(--violet));
      box-shadow:0 0 0 1px rgba(255,255,255,.1),0 18px 42px rgba(34,211,238,.25);
    }
    .btn-primary:hover{box-shadow:0 0 0 1px rgba(255,255,255,.16),0 24px 60px rgba(34,211,238,.34)}
    .btn-secondary{
      color:#dff9ff;
      border-color:rgba(56,189,248,.28);
      background:rgba(15,23,42,.52);
    }
    .btn-secondary:hover{
      border-color:rgba(56,189,248,.6);
      background:rgba(56,189,248,.12);
      box-shadow:var(--glow);
    }
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border:1px solid var(--line);
      border-radius:999px;
      color:var(--text);
      background:rgba(15,23,42,.55);
    }
    .mobile-panel{
      display:none;
      position:absolute;
      top:88px;
      left:18px;
      right:18px;
      padding:14px;
      border:1px solid var(--line);
      border-radius:24px;
      background:rgba(6,17,31,.94);
      backdrop-filter:blur(20px);
      box-shadow:var(--shadow-soft);
    }
    .mobile-panel.open{display:grid;gap:6px}
    main{padding-top:118px}
    .breadcrumb{
      display:flex;
      align-items:center;
      gap:10px;
      color:var(--muted);
      font-size:14px;
      margin-bottom:28px;
    }
    .breadcrumb a{transition:color .2s ease}
    .breadcrumb a:hover{color:var(--primary)}
    .section{padding:86px 0}
    .section-tight{padding:56px 0}
    .hero{
      position:relative;
      padding:56px 0 70px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:34px;
      align-items:center;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:8px 12px;
      border:1px solid rgba(56,189,248,.26);
      border-radius:999px;
      background:rgba(56,189,248,.09);
      color:#c8f7ff;
      font-size:13px;
      font-weight:700;
      margin-bottom:20px;
    }
    .eyebrow:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--ok);
      box-shadow:0 0 14px rgba(52,211,153,.7);
    }
    h1,h2,h3{color:var(--text);line-height:1.15;margin:0}
    h1{
      font-size:clamp(34px,5.4vw,64px);
      font-weight:860;
      letter-spacing:-.04em;
      max-width:900px;
    }
    h2{
      font-size:clamp(28px,3.5vw,42px);
      font-weight:820;
      letter-spacing:-.03em;
    }
    h3{font-size:22px;font-weight:760}
    .lead{
      margin:22px 0 0;
      color:#d6e3f1;
      font-size:18px;
      line-height:1.85;
      max-width:760px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:30px;
    }
    .hero-stage{
      position:relative;
      min-height:470px;
      display:grid;
      place-items:center;
    }
    .stage-card{
      width:min(100%,540px);
      border:1px solid rgba(148,163,184,.24);
      border-radius:34px;
      background:linear-gradient(180deg,rgba(15,23,42,.72),rgba(8,24,43,.82));
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.08);
      padding:22px;
      transform:rotate(-1.5deg);
    }
    .stage-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding-bottom:16px;
      border-bottom:1px solid rgba(148,163,184,.16);
    }
    .status-dots{display:flex;gap:7px}
    .status-dots span{
      width:9px;height:9px;border-radius:50%;
      background:rgba(148,163,184,.46)
    }
    .status-dots span:nth-child(1){background:#34d399;box-shadow:0 0 12px rgba(52,211,153,.55)}
    .status-dots span:nth-child(2){background:#38bdf8;box-shadow:0 0 12px rgba(56,189,248,.55)}
    .status-dots span:nth-child(3){background:#fbbf24;box-shadow:0 0 12px rgba(251,191,36,.35)}
    .stage-search{
      margin:18px 0;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:16px;
      border-radius:20px;
      background:rgba(2,6,23,.4);
      border:1px solid rgba(56,189,248,.18);
    }
    .stage-list{display:grid;gap:13px}
    .stage-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:12px;
      align-items:center;
      padding:14px;
      border:1px solid rgba(148,163,184,.16);
      border-radius:18px;
      background:rgba(15,23,42,.46);
    }
    .stage-icon{
      width:36px;height:36px;border-radius:14px;
      display:grid;place-items:center;
      color:#eaffff;
      background:linear-gradient(135deg,rgba(56,189,248,.35),rgba(99,102,241,.3));
      box-shadow:0 0 18px rgba(56,189,248,.16);
    }
    .stage-title{color:var(--text);font-weight:780}
    .stage-desc{color:var(--muted);font-size:13px;line-height:1.45}
    .floating-note{
      position:absolute;
      right:0;
      bottom:38px;
      width:235px;
      padding:16px;
      border:1px solid rgba(251,191,36,.32);
      border-radius:22px;
      background:rgba(55,35,8,.45);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 52px rgba(251,191,36,.08);
    }
    .floating-note strong{display:block;color:#ffe8a3;margin-bottom:4px}
    .floating-note span{font-size:13px;color:#e8d8a6;line-height:1.55}
    .filter-strip{
      margin-top:28px;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .pill,.badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      min-height:32px;
      padding:7px 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:720;
      color:#c9f7ff;
      border:1px solid rgba(56,189,248,.22);
      background:rgba(56,189,248,.09);
    }
    .pill.active{
      color:white;
      border-color:transparent;
      background:linear-gradient(135deg,rgba(56,189,248,.9),rgba(99,102,241,.82));
      box-shadow:0 12px 32px rgba(56,189,248,.24);
    }
    .badge.ok{color:#b9fbe0;border-color:rgba(52,211,153,.28);background:rgba(52,211,153,.1)}
    .badge.warn{color:#fde8a6;border-color:rgba(251,191,36,.3);background:rgba(251,191,36,.11)}
    .badge.violet{color:#ddd7ff;border-color:rgba(99,102,241,.3);background:rgba(99,102,241,.12)}
    .badge.gray{color:#d1d9e5;border-color:rgba(148,163,184,.2);background:rgba(148,163,184,.08)}
    .alert-bar{
      display:flex;
      align-items:flex-start;
      gap:12px;
      margin-top:26px;
      padding:16px 18px;
      border-radius:22px;
      border:1px solid rgba(251,191,36,.28);
      background:linear-gradient(135deg,rgba(251,191,36,.12),rgba(15,23,42,.44));
      color:#f8e5b2;
    }
    .alert-bar b{color:#fff1bb}
    .section-head{
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:end;
      margin-bottom:28px;
    }
    .section-head p{
      margin:12px 0 0;
      color:var(--muted);
      max-width:720px;
    }
    .layout-grid{
      display:grid;
      grid-template-columns:310px 1fr;
      gap:26px;
      align-items:start;
    }
    .glass-card{
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:var(--card);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow-soft);
      transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease,background .24s ease;
    }
    .glass-card:hover{
      transform:translateY(-4px);
      border-color:rgba(56,189,248,.46);
      box-shadow:var(--shadow),0 0 34px rgba(56,189,248,.08);
      background:rgba(15,23,42,.72);
    }
    .filter-panel{
      position:sticky;
      top:112px;
      padding:22px;
    }
    .filter-title{
      color:var(--text);
      font-weight:800;
      font-size:18px;
      margin-bottom:14px;
    }
    .filter-group{padding:16px 0;border-top:1px solid rgba(148,163,184,.14)}
    .filter-group:first-of-type{border-top:0;padding-top:0}
    .filter-label{display:block;color:#dceeff;font-size:14px;font-weight:760;margin-bottom:10px}
    .check-list{display:grid;gap:10px}
    .check-item{
      display:flex;
      align-items:center;
      gap:10px;
      min-height:42px;
      padding:10px 12px;
      border-radius:14px;
      color:var(--body);
      background:rgba(2,6,23,.24);
      border:1px solid rgba(148,163,184,.12);
      transition:all .2s ease;
    }
    .check-item:hover{border-color:rgba(56,189,248,.34);background:rgba(56,189,248,.08)}
    .check-dot{
      width:10px;height:10px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 12px rgba(56,189,248,.55);
      flex:0 0 auto;
    }
    .check-dot.warn{background:var(--warn);box-shadow:0 0 12px rgba(251,191,36,.45)}
    .check-dot.ok{background:var(--ok);box-shadow:0 0 12px rgba(52,211,153,.45)}
    .range-box{
      padding:14px;
      border-radius:18px;
      background:rgba(2,6,23,.28);
      border:1px solid rgba(148,163,184,.14);
    }
    .range-row{
      display:flex;
      justify-content:space-between;
      color:var(--muted);
      font-size:13px;
      margin-bottom:8px;
    }
    .range-line{
      height:8px;
      border-radius:999px;
      overflow:hidden;
      background:rgba(148,163,184,.14);
    }
    .range-line span{
      display:block;
      width:72%;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--primary),var(--violet));
      box-shadow:0 0 18px rgba(56,189,248,.45);
    }
    .topic-list{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .topic-card{
      position:relative;
      overflow:hidden;
      padding:22px;
    }
    .topic-card:before{
      content:"";
      position:absolute;
      inset:0 0 auto 0;
      height:3px;
      background:linear-gradient(90deg,var(--primary),transparent 45%,var(--violet));
      opacity:.8;
    }
    .topic-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:16px;
    }
    .topic-card h3{margin-bottom:10px}
    .topic-card p{margin:0;color:var(--muted);font-size:15px;line-height:1.75}
    .card-foot{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      margin-top:20px;
      padding-top:16px;
      border-top:1px solid rgba(148,163,184,.13);
    }
    .mini-link{
      display:inline-flex;
      align-items:center;
      color:#dff9ff;
      font-weight:760;
      font-size:14px;
      transition:color .2s ease, transform .2s ease;
    }
    .mini-link:hover{color:var(--primary);transform:translateX(3px)}
    .status-text{
      color:var(--muted);
      font-size:13px;
      display:inline-flex;
      align-items:center;
      gap:7px;
    }
    .status-text:before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--ok);
      box-shadow:0 0 12px rgba(52,211,153,.55);
    }
    .side-panel{
      margin-top:24px;
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .mini-card{
      padding:20px;
      border-radius:22px;
    }
    .mini-card strong{display:block;color:var(--text);font-size:18px;margin-bottom:8px}
    .mini-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
    .compare-grid{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:18px;
    }
    .compare-card{
      padding:24px;
      position:relative;
      overflow:hidden;
    }
    .compare-card.featured{
      border-color:rgba(56,189,248,.45);
      box-shadow:var(--glow);
      background:linear-gradient(180deg,rgba(14,116,144,.22),rgba(15,23,42,.7));
    }
    .compare-card h3{margin-bottom:14px}
    .compare-list{display:grid;gap:12px;margin-top:18px}
    .compare-list li{
      list-style:none;
      display:flex;
      gap:10px;
      color:var(--body);
      font-size:15px;
    }
    .compare-list li:before{
      content:"✓";
      width:22px;height:22px;border-radius:50%;
      flex:0 0 auto;
      display:grid;place-items:center;
      color:#06251d;
      font-weight:900;
      background:var(--ok);
      box-shadow:0 0 12px rgba(52,211,153,.32);
      font-size:12px;
      margin-top:3px;
    }
    .compare-list li.warn:before{
      content:"!";
      background:var(--warn);
      color:#2b1a00;
    }
    .faq-wrap{display:grid;gap:14px}
    .faq-item{
      border:1px solid var(--line);
      border-radius:22px;
      overflow:hidden;
      background:rgba(15,23,42,.58);
      backdrop-filter:blur(18px);
      transition:border-color .22s ease,background .22s ease;
    }
    .faq-item.active{border-color:rgba(56,189,248,.48);background:rgba(15,23,42,.74)}
    .faq-question{
      width:100%;
      min-height:62px;
      padding:18px 20px;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      border:0;
      background:transparent;
      color:var(--text);
      text-align:left;
      font-weight:780;
    }
    .faq-question span:last-child{
      width:28px;height:28px;border-radius:50%;
      display:grid;place-items:center;
      background:rgba(56,189,248,.12);
      transition:transform .22s ease;
      flex:0 0 auto;
    }
    .faq-item.active .faq-question span:last-child{transform:rotate(45deg)}
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height .24s ease;
    }
    .faq-answer p{
      margin:0;
      padding:0 20px 20px;
      color:var(--muted);
    }
    .cta-box{
      position:relative;
      overflow:hidden;
      padding:34px;
      border-radius:32px;
      border:1px solid rgba(56,189,248,.28);
      background:
        radial-gradient(circle at 82% 20%, rgba(99,102,241,.22), transparent 28%),
        linear-gradient(135deg,rgba(15,23,42,.72),rgba(8,24,43,.86));
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
    }
    .cta-grid{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:28px;
      align-items:start;
    }
    .trust-list{
      display:grid;
      gap:12px;
      margin-top:22px;
    }
    .trust-item{
      display:flex;
      gap:10px;
      color:var(--body);
      font-size:15px;
    }
    .trust-item:before{
      content:"";
      width:9px;height:9px;border-radius:50%;
      margin-top:10px;
      background:var(--primary);
      box-shadow:0 0 14px rgba(56,189,248,.6);
      flex:0 0 auto;
    }
    .form-grid{
      display:grid;
      gap:14px;
    }
    .field label{
      display:block;
      color:#dceeff;
      font-size:14px;
      font-weight:720;
      margin-bottom:8px;
    }
    .field input,.field select,.field textarea{
      width:100%;
      min-height:52px;
      border:1px solid rgba(148,163,184,.22);
      border-radius:16px;
      padding:13px 14px;
      color:var(--text);
      background:rgba(2,6,23,.48);
      outline:0;
      transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
    }
    .field textarea{min-height:108px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{
      border-color:rgba(56,189,248,.72);
      box-shadow:0 0 0 4px rgba(56,189,248,.12);
      background:rgba(2,6,23,.62);
    }
    .field input::placeholder,.field textarea::placeholder{color:#728198}
    .checkbox-row{
      display:flex;
      gap:10px;
      align-items:flex-start;
      min-height:44px;
      color:var(--muted);
      font-size:14px;
    }
    .checkbox-row input{
      width:18px;height:18px;
      margin-top:5px;
      accent-color:#22d3ee;
      flex:0 0 auto;
    }
    .form-note{
      color:var(--muted);
      font-size:13px;
      margin-top:8px;
    }
    .form-state{
      display:none;
      margin-top:12px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(52,211,153,.28);
      background:rgba(52,211,153,.1);
      color:#b9fbe0;
      font-size:14px;
    }
    .muted{color:var(--muted)}
    .site-footer{
      padding:56px 0 32px;
      border-top:1px solid rgba(148,163,184,.14);
      background:linear-gradient(180deg,rgba(6,17,31,.12),rgba(2,6,23,.42));
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .7fr .9fr;
      gap:34px;
      align-items:start;
    }
    .footer-title{
      color:var(--text);
      font-weight:800;
      margin-bottom:12px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      transition:color .2s ease,transform .2s ease;
    }
    .footer-links a:hover{
      color:var(--primary);
      transform:translateX(3px);
    }
    .footer-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      margin-top:34px;
      padding-top:22px;
      border-top:1px solid rgba(148,163,184,.14);
      color:#7f8da2;
      font-size:13px;
    }
    @media (max-width:1100px){
      .nav-search{display:none}
      .hero-grid,.layout-grid,.cta-grid{grid-template-columns:1fr}
      .filter-panel{position:relative;top:auto}
      .side-panel,.compare-grid{grid-template-columns:1fr}
      .hero-stage{min-height:auto}
      .floating-note{position:relative;right:auto;bottom:auto;width:auto;margin-top:16px}
    }
    @media (max-width:900px){
      .nav-links,.nav-wrap>.btn{display:none}
      .menu-toggle{display:grid;place-items:center;margin-left:auto}
      .nav-wrap{height:68px}
      main{padding-top:104px}
      .section{padding:68px 0}
      .topic-list{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .section-head{grid-template-columns:1fr}
    }
    @media (max-width:640px){
      .container{width:min(100% - 28px,var(--max))}
      .site-header{top:10px;padding:0 10px}
      .nav-wrap{padding:0 12px;border-radius:24px}
      .brand span:last-child{font-size:14px}
      .hero{padding:36px 0 52px}
      .lead{font-size:16px}
      .hero-actions .btn{width:100%}
      .stage-card{padding:16px;border-radius:26px;transform:none}
      .stage-item{grid-template-columns:auto 1fr}
      .stage-item .badge{grid-column:1/-1;width:max-content}
      .filter-strip{flex-wrap:nowrap;overflow:auto;padding-bottom:6px}
      .pill{white-space:nowrap}
      .glass-card,.topic-card,.filter-panel,.compare-card{border-radius:20px}
      .cta-box{padding:22px;border-radius:24px}
      .copyright{display:grid}
    }