/* roulang page: index */
:root{
      --bg:#0b1220;
      --bg-deep:#070b13;
      --panel:#111a2b;
      --panel-2:#151f32;
      --panel-glass:rgba(17,26,43,.74);
      --text:#f7f8fb;
      --muted:#9da8ba;
      --weak:#68758a;
      --line:rgba(255,255,255,.11);
      --line-bright:rgba(255,198,74,.42);
      --amber:#ffc642;
      --amber-2:#ff9f1c;
      --cyan:#22d3ee;
      --silver:#cbd5e1;
      --radius:18px;
      --radius-sm:12px;
      --shadow:0 22px 70px rgba(0,0,0,.38);
      --glow:0 0 0 1px rgba(255,198,74,.18),0 18px 58px rgba(255,159,28,.12);
      --container:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:PingFang SC,HarmonyOS Sans,Microsoft YaHei,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;
      color:var(--text);
      line-height:1.75;
      background:
        radial-gradient(circle at 12% 8%,rgba(255,198,74,.17),transparent 31%),
        radial-gradient(circle at 78% 18%,rgba(34,211,238,.13),transparent 32%),
        linear-gradient(180deg,#0b1220 0%,#090f1b 46%,#070b13 100%);
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      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:42px 42px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.95),rgba(0,0,0,.2),transparent);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      width:680px;height:680px;
      right:-260px;top:120px;
      background:conic-gradient(from 120deg,rgba(255,198,74,.28),rgba(34,211,238,.12),transparent,rgba(255,198,74,.22));
      filter:blur(80px);
      opacity:.55;
      z-index:-3;
      pointer-events:none;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(255,198,74,.35);color:#fff}
    .site-container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .section{padding:96px 0}
    .section-tight{padding:72px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border:1px solid rgba(255,198,74,.25);
      border-radius:999px;color:#ffe3a2;background:rgba(255,198,74,.08);
      font-size:13px;letter-spacing:.04em;
    }
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 18px var(--amber)}
    .section-title{font-weight:900;font-size:clamp(30px,4vw,44px);line-height:1.18;letter-spacing:-.04em;margin:16px 0;color:#fff}
    .section-desc{color:var(--muted);font-size:16px;max-width:760px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:46px;padding:0 20px;border-radius:14px;border:1px solid transparent;
      font-weight:800;transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease,background .24s ease,color .24s ease;
      white-space:nowrap;
    }
    .btn-primary{
      color:#161000;background:linear-gradient(135deg,var(--amber),var(--amber-2));
      box-shadow:0 16px 40px rgba(255,159,28,.22),inset 0 1px 0 rgba(255,255,255,.35);
    }
    .btn-primary:hover{transform:translateY(-3px);box-shadow:0 22px 54px rgba(255,159,28,.32),0 0 0 4px rgba(255,198,74,.08)}
    .btn-secondary{background:rgba(255,255,255,.045);border-color:rgba(255,255,255,.16);color:#f8fafc}
    .btn-secondary:hover{transform:translateY(-3px);border-color:rgba(34,211,238,.42);background:rgba(34,211,238,.08);box-shadow:0 18px 42px rgba(34,211,238,.1)}
    .btn:focus-visible,.nav-link:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid rgba(255,198,74,.58);outline-offset:3px}
    .chip,.tag{
      display:inline-flex;align-items:center;gap:6px;
      border-radius:999px;border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.055);color:#d8dee9;
      padding:7px 11px;font-size:13px;line-height:1;
    }
    .tag-hot{border-color:rgba(255,198,74,.28);color:#ffe2a1;background:rgba(255,198,74,.08)}
    .glass{
      background:linear-gradient(180deg,rgba(17,26,43,.86),rgba(12,18,31,.72));
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      backdrop-filter:blur(14px);
    }
    .card{
      border:1px solid var(--line);
      background:linear-gradient(180deg,rgba(21,31,50,.88),rgba(13,20,34,.9));
      border-radius:var(--radius);
      box-shadow:0 18px 55px rgba(0,0,0,.28);
      transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease,background .25s ease;
    }
    .card:hover{transform:translateY(-4px);border-color:var(--line-bright);box-shadow:var(--glow)}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(7,11,19,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(255,198,74,.16);
      box-shadow:0 10px 30px rgba(0,0,0,.2);
    }
    .brand-mark{
      width:42px;height:42px;border-radius:13px;
      background:
        linear-gradient(135deg,rgba(255,198,74,.95),rgba(255,159,28,.85)),
        linear-gradient(90deg,transparent 40%,rgba(255,255,255,.4) 40% 48%,transparent 48%);
      position:relative;box-shadow:0 0 30px rgba(255,198,74,.28);
      flex:none;
    }
    .brand-mark:after{
      content:"";position:absolute;inset:9px;border:1px solid rgba(11,18,32,.55);border-radius:8px;
      transform:skewX(-12deg);
    }
    .logo-text{font-weight:950;line-height:1.05;letter-spacing:-.06em}
    .logo-sub{font-size:12px;color:var(--muted);letter-spacing:.08em;margin-top:2px}
    .topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 0 11px}
    .searchbox{
      display:flex;align-items:center;gap:10px;
      width:min(360px,34vw);
      min-height:40px;padding:0 14px;border:1px solid rgba(255,255,255,.12);
      border-radius:999px;background:rgba(255,255,255,.055);
      color:var(--muted);
    }
    .searchbox input{width:100%;border:0;outline:0;background:transparent;color:var(--text);font-size:14px}
    .searchbox input::placeholder{color:#7f8a9d}
    .channelbar{
      display:flex;align-items:center;justify-content:space-between;gap:16px;
      padding:0 0 13px;
    }
    .nav-scroll{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      position:relative;display:inline-flex;align-items:center;min-height:36px;
      padding:0 13px;border-radius:999px;color:#c8d0dd;font-size:14px;font-weight:700;
      border:1px solid transparent;transition:.22s ease;
      white-space:nowrap;
    }
    .nav-link:hover{color:#fff;background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.1)}
    .nav-link.active{color:#161000;background:linear-gradient(135deg,var(--amber),var(--amber-2));box-shadow:0 10px 28px rgba(255,159,28,.18)}
    .trend{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;white-space:nowrap}
    .hero{position:relative;padding:82px 0 72px;overflow:hidden}
    .hero:before{
      content:"";position:absolute;inset:36px auto auto 50%;
      width:42vw;height:420px;transform:skewX(-12deg);
      background:linear-gradient(90deg,rgba(255,198,74,.16),rgba(34,211,238,.08),transparent);
      border:1px solid rgba(255,255,255,.08);
      filter:blur(.2px);opacity:.8;z-index:-1;
    }
    .hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:54px;align-items:center}
    h1{font-size:clamp(34px,5.5vw,64px);line-height:1.08;font-weight:950;letter-spacing:-.07em;margin:18px 0;color:#fff}
    .hero-lead{font-size:18px;color:#c6cfdd;max-width:650px;line-height:1.85}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
    .hero-tags{display:flex;gap:9px;flex-wrap:wrap;margin-top:28px}
    .visual-stack{position:relative;min-height:520px}
    .orbit-card{position:absolute;border-radius:24px}
    .visual-main{inset:28px 26px auto 34px;padding:28px;min-height:330px}
    .visual-side{right:0;bottom:54px;width:58%;padding:22px}
    .visual-mini{left:0;bottom:10px;width:48%;padding:20px}
    .signal{
      height:150px;border-radius:18px;margin-top:24px;
      background:
        linear-gradient(120deg,rgba(255,198,74,.22),transparent 36%),
        repeating-linear-gradient(90deg,rgba(255,255,255,.14) 0 2px,transparent 2px 22px),
        linear-gradient(180deg,rgba(34,211,238,.16),rgba(255,159,28,.09));
      border:1px solid rgba(255,255,255,.1);
      position:relative;overflow:hidden;
    }
    .signal:after{
      content:"";position:absolute;left:-20%;top:50%;width:140%;height:3px;
      background:linear-gradient(90deg,transparent,var(--amber),var(--cyan),transparent);
      box-shadow:0 0 24px rgba(255,198,74,.8);
      transform:rotate(-8deg);
    }
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .metric{padding:20px;border-radius:18px;background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.1)}
    .metric strong{display:block;font-size:30px;line-height:1;color:var(--amber);font-weight:950}
    .metric span{display:block;color:var(--muted);font-size:13px;margin-top:9px}
    .service-mix{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;margin-top:34px}
    .service-main{padding:34px;min-height:360px;display:flex;flex-direction:column;justify-content:space-between}
    .service-list{display:grid;gap:18px}
    .mini-card{padding:24px}
    .icon-box{
      width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
      background:rgba(255,198,74,.12);border:1px solid rgba(255,198,74,.24);color:var(--amber);
      margin-bottom:18px;font-weight:900;
    }
    .category-grid{display:grid;grid-template-columns:1.1fr .95fr .95fr;gap:20px;margin-top:34px}
    .category-card{padding:26px;position:relative;overflow:hidden}
    .category-card:before{content:"";position:absolute;right:-55px;top:-55px;width:170px;height:170px;border-radius:50%;background:rgba(255,198,74,.12);filter:blur(6px)}
    .case-row{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;margin-top:36px}
    .case-image{
      min-height:440px;border-radius:28px;border:1px solid var(--line);
      background:
        radial-gradient(circle at 26% 30%,rgba(255,198,74,.26),transparent 26%),
        radial-gradient(circle at 78% 72%,rgba(34,211,238,.16),transparent 24%),
        linear-gradient(135deg,#121b2c,#080d17);
      position:relative;overflow:hidden;box-shadow:var(--shadow);
    }
    .case-image:after{
      content:"";position:absolute;inset:42px;border:1px solid rgba(255,255,255,.12);
      border-radius:22px;background:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 2px,transparent 2px 18px);
      transform:skewY(-4deg);
    }
    .case-list{display:grid;gap:16px}
    .case-item{padding:22px;display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start}
    .case-num{font-size:28px;color:var(--amber);font-weight:950;line-height:1}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px;counter-reset:step}
    .step{padding:24px;position:relative}
    .step:before{counter-increment:step;content:"0" counter(step);display:inline-flex;color:var(--amber);font-weight:950;margin-bottom:20px}
    .compare-wrap{overflow:hidden;border-radius:24px;border:1px solid var(--line);margin-top:34px}
    .compare{display:grid;grid-template-columns:1fr 1fr}
    .compare>div{padding:28px;background:rgba(255,255,255,.035)}
    .compare>div+div{border-left:1px solid var(--line);background:rgba(255,198,74,.06)}
    .list-check{display:grid;gap:12px;margin-top:18px;color:#d7deea}
    .list-check li{display:flex;gap:10px;align-items:flex-start}
    .list-check li:before{content:"";width:8px;height:8px;border-radius:50%;margin-top:10px;background:var(--amber);box-shadow:0 0 12px rgba(255,198,74,.65);flex:none}
    .faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:30px;align-items:start}
    details{border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.04);overflow:hidden}
    details+details{margin-top:14px}
    summary{list-style:none;padding:20px 22px;font-weight:850;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";font-size:24px;color:var(--amber);transition:transform .2s ease}
    details[open] summary:after{transform:rotate(45deg)}
    details p{padding:0 22px 22px;color:var(--muted);margin:0}
    .contact-grid{display:grid;grid-template-columns:1fr .88fr;gap:28px;align-items:stretch}
    .contact-panel{padding:34px;border-radius:28px;background:linear-gradient(135deg,rgba(255,198,74,.14),rgba(34,211,238,.08) 45%,rgba(17,26,43,.92));border:1px solid rgba(255,198,74,.25);box-shadow:var(--glow)}
    .form-card{padding:28px}
    .form-grid{display:grid;gap:14px}
    .field{display:grid;gap:8px}
    .field label{font-size:13px;color:#d8dfeb;font-weight:700}
    .field input,.field textarea{
      width:100%;border:1px solid rgba(255,255,255,.12);border-radius:14px;
      background:rgba(7,11,19,.54);color:#fff;padding:13px 14px;outline:0;
      transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
    }
    .field textarea{min-height:108px;resize:vertical}
    .field input:focus,.field textarea:focus{border-color:rgba(255,198,74,.58);box-shadow:0 0 0 4px rgba(255,198,74,.08);background:rgba(9,15,27,.86)}
    .site-footer{background:#050811;border-top:1px solid rgba(255,255,255,.1);padding:56px 0 28px}
    .footer-grid{display:grid;grid-template-columns:1.3fr .75fr .75fr 1fr;gap:30px}
    .footer-title{font-weight:900;color:#fff;margin-bottom:14px}
    .footer-links{display:grid;gap:10px;color:var(--muted);font-size:14px}
    .footer-links a:hover{color:var(--amber)}
    .copyright{margin-top:38px;padding-top:22px;border-top:1px solid rgba(255,255,255,.09);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#788497;font-size:13px}
    @media (max-width:1024px){
      .hero-grid,.service-mix,.case-row,.faq-wrap,.contact-grid{grid-template-columns:1fr}
      .visual-stack{min-height:470px;max-width:620px}
      .category-grid{grid-template-columns:1fr 1fr}
      .process,.metric-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
      .searchbox{width:min(320px,42vw)}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px,var(--container))}
      .section{padding:66px 0}.section-tight{padding:54px 0}
      .topbar{align-items:flex-start;flex-wrap:wrap}
      .searchbox{order:3;width:100%}
      .channelbar{align-items:flex-start;flex-direction:column}
      .trend{width:100%;overflow-x:auto;padding-bottom:2px}
      .hero{padding:52px 0}
      .hero-actions .btn{width:100%}
      .category-grid,.compare{grid-template-columns:1fr}
      .compare>div+div{border-left:0;border-top:1px solid var(--line)}
      .visual-stack{min-height:auto;display:grid;gap:16px}
      .orbit-card{position:relative;inset:auto!important;width:100%!important}
      .visual-main{min-height:auto}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      .logo-text{font-size:15px;letter-spacing:-.05em}
      .brand-mark{width:38px;height:38px}
      .hero-lead{font-size:16px}
      .metric-grid,.process{grid-template-columns:1fr}
      .case-item{grid-template-columns:1fr}
      .service-main,.mini-card,.contact-panel,.form-card{padding:22px}
      .footer-grid{gap:22px}
    }

/* roulang page: category1 */
:root{
      --bg:#0B1220;
      --bg-deep:#070B13;
      --panel:#111A2B;
      --panel-2:#151F32;
      --panel-soft:rgba(17,26,43,.72);
      --text:#F8FAFC;
      --muted:#94A3B8;
      --muted-2:#64748B;
      --line:rgba(226,232,240,.12);
      --line-strong:rgba(251,191,36,.34);
      --amber:#FBBF24;
      --amber-2:#F59E0B;
      --cyan:#22D3EE;
      --silver:#CBD5E1;
      --radius:20px;
      --radius-sm:14px;
      --shadow:0 24px 80px rgba(0,0,0,.36);
      --shadow-glow:0 0 34px rgba(251,191,36,.18),0 18px 60px rgba(0,0,0,.32);
      --container:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:PingFang SC,HarmonyOS Sans,Microsoft YaHei,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 15% 4%,rgba(251,191,36,.16),transparent 30%),
        radial-gradient(circle at 82% 8%,rgba(34,211,238,.11),transparent 28%),
        linear-gradient(180deg,#0B1220 0%,#0A101B 46%,#070B13 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-1;
      background-image:
        linear-gradient(rgba(203,213,225,.045) 1px,transparent 1px),
        linear-gradient(90deg,rgba(203,213,225,.045) 1px,transparent 1px);
      background-size:44px 44px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 86%);
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    ::selection{background:rgba(251,191,36,.35);color:#fff}
    .site-container{
      width:min(var(--container),calc(100% - 40px));
      margin-inline:auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(7,11,19,.82);
      backdrop-filter:blur(20px);
      border-bottom:1px solid rgba(251,191,36,.16);
      box-shadow:0 10px 40px rgba(0,0,0,.24);
    }
    .topbar{
      min-height:72px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
      border-bottom:1px solid rgba(226,232,240,.08);
    }
    .brand-mark{
      width:42px;
      height:42px;
      flex:0 0 auto;
      display:inline-block;
      border-radius:14px;
      background:
        linear-gradient(135deg,rgba(251,191,36,1),rgba(245,158,11,.92) 45%,rgba(34,211,238,.92)),
        linear-gradient(45deg,transparent 45%,rgba(255,255,255,.7) 46%,transparent 52%);
      box-shadow:0 0 28px rgba(251,191,36,.36),inset 0 0 0 1px rgba(255,255,255,.34);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:26px;
      height:5px;
      background:rgba(11,18,32,.82);
      transform:rotate(-32deg);
      left:8px;
      top:19px;
      border-radius:999px;
    }
    .logo-text{
      font-weight:900;
      letter-spacing:-.04em;
      line-height:1.05;
      color:#fff;
      font-size:18px;
    }
    .logo-sub{
      margin-top:4px;
      color:var(--muted);
      font-size:12px;
      letter-spacing:.08em;
    }
    .searchbox{
      flex:1;
      max-width:420px;
      height:42px;
      border:1px solid rgba(203,213,225,.16);
      border-radius:999px;
      display:flex;
      align-items:center;
      gap:9px;
      padding:0 15px;
      color:var(--muted);
      background:rgba(15,23,42,.72);
      transition:.25s ease-out;
    }
    .searchbox:focus-within{
      border-color:rgba(251,191,36,.58);
      box-shadow:0 0 0 4px rgba(251,191,36,.1);
    }
    .searchbox input{
      width:100%;
      background:transparent;
      border:0;
      outline:0;
      color:#fff;
      font-size:14px;
    }
    .searchbox input::placeholder{color:#7F8EA3}
    .channelbar{
      min-height:52px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
    }
    .nav-scroll{
      display:flex;
      align-items:center;
      gap:8px;
      overflow-x:auto;
      scrollbar-width:none;
    }
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      white-space:nowrap;
      color:#CBD5E1;
      font-size:14px;
      padding:9px 13px;
      border-radius:999px;
      border:1px solid transparent;
      transition:.25s ease-out;
      position:relative;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(255,255,255,.06);
      border-color:rgba(203,213,225,.12);
    }
    .nav-link.active{
      color:#0B1220;
      background:linear-gradient(135deg,var(--amber),var(--amber-2));
      box-shadow:0 0 24px rgba(251,191,36,.28);
      font-weight:800;
    }
    .trend{
      display:flex;
      align-items:center;
      gap:8px;
      white-space:nowrap;
      font-size:13px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      min-height:28px;
      padding:5px 10px;
      border-radius:999px;
      border:1px solid rgba(203,213,225,.14);
      background:rgba(15,23,42,.66);
      color:#CBD5E1;
      font-size:12px;
    }
    .tag-hot{
      color:#111827;
      background:linear-gradient(135deg,#FDE68A,#F59E0B);
      border-color:rgba(251,191,36,.7);
      font-weight:800;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:14px;
      border:1px solid transparent;
      font-weight:800;
      transition:transform .25s ease-out,box-shadow .25s ease-out,border-color .25s ease-out,background .25s ease-out;
      cursor:pointer;
      line-height:1;
      white-space:nowrap;
    }
    .btn:focus-visible,.nav-link:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,button:focus-visible{
      outline:3px solid rgba(34,211,238,.52);
      outline-offset:3px;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0)}
    .btn-primary{
      color:#111827;
      background:linear-gradient(135deg,#FDE68A 0%,#FBBF24 46%,#F59E0B 100%);
      box-shadow:0 16px 38px rgba(251,191,36,.28);
    }
    .btn-primary:hover{box-shadow:0 0 0 1px rgba(255,255,255,.18),0 22px 52px rgba(251,191,36,.34)}
    .btn-secondary{
      color:#E2E8F0;
      background:rgba(15,23,42,.62);
      border-color:rgba(203,213,225,.18);
    }
    .btn-secondary:hover{
      border-color:rgba(34,211,238,.44);
      background:rgba(34,211,238,.08);
      box-shadow:0 18px 48px rgba(34,211,238,.1);
    }
    .section{padding:86px 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#FDE68A;
      font-size:13px;
      font-weight:800;
      letter-spacing:.12em;
      text-transform:uppercase;
    }
    .eyebrow:before{
      content:"";
      width:22px;
      height:2px;
      border-radius:999px;
      background:linear-gradient(90deg,var(--amber),var(--cyan));
    }
    .hero{
      position:relative;
      padding:86px 0 74px;
      overflow:hidden;
    }
    .hero:after{
      content:"";
      position:absolute;
      inset:18px 0 auto auto;
      width:46vw;
      height:46vw;
      max-width:620px;
      max-height:620px;
      border-radius:999px;
      background:radial-gradient(circle,rgba(251,191,36,.13),transparent 65%);
      filter:blur(2px);
      z-index:-1;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:44px;
      align-items:center;
    }
    .hero h1{
      margin:18px 0 18px;
      font-size:clamp(36px,5.2vw,64px);
      line-height:1.05;
      letter-spacing:-.065em;
      font-weight:950;
    }
    .hero h1 .highlight{
      color:#FBBF24;
      text-shadow:0 0 34px rgba(251,191,36,.25);
    }
    .hero p{
      color:#CBD5E1;
      max-width:760px;
      font-size:17px;
      line-height:1.9;
    }
    .hero-actions{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      margin-top:30px;
    }
    .hero-panel{
      min-height:520px;
      border:1px solid rgba(203,213,225,.14);
      border-radius:30px;
      background:
        linear-gradient(145deg,rgba(17,26,43,.88),rgba(7,11,19,.74)),
        radial-gradient(circle at 24% 18%,rgba(251,191,36,.18),transparent 34%);
      box-shadow:var(--shadow);
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .hero-panel:before{
      content:"";
      position:absolute;
      inset:-30% -20% auto auto;
      width:320px;
      height:320px;
      background:conic-gradient(from 180deg,rgba(251,191,36,.42),rgba(34,211,238,.22),transparent,rgba(251,191,36,.42));
      filter:blur(26px);
      opacity:.7;
    }
    .signal-card{
      position:relative;
      border:1px solid rgba(226,232,240,.13);
      background:rgba(8,13,24,.72);
      border-radius:22px;
      padding:20px;
      backdrop-filter:blur(16px);
    }
    .signal-main{
      height:232px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      overflow:hidden;
    }
    .beam{
      height:126px;
      border-radius:20px;
      background:
        linear-gradient(110deg,rgba(251,191,36,.1),rgba(251,191,36,.62) 38%,rgba(34,211,238,.35) 58%,rgba(15,23,42,.3)),
        repeating-linear-gradient(135deg,rgba(255,255,255,.1) 0 1px,transparent 1px 16px);
      clip-path:polygon(0 22%,72% 0,100% 30%,28% 100%);
      box-shadow:0 0 46px rgba(251,191,36,.24);
    }
    .metric-row{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:16px;
    }
    .metric{
      border-radius:18px;
      border:1px solid rgba(203,213,225,.12);
      background:rgba(15,23,42,.62);
      padding:16px;
    }
    .metric strong{
      display:block;
      color:#FBBF24;
      font-size:24px;
      line-height:1.1;
    }
    .metric span{font-size:12px;color:#94A3B8}
    .panel-stack{
      display:grid;
      gap:14px;
      margin-top:14px;
    }
    .panel-stack .mini{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:16px 18px;
      border-radius:20px;
      border:1px solid rgba(203,213,225,.12);
      background:rgba(15,23,42,.58);
    }
    .status-dot{
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 18px rgba(34,211,238,.8);
    }
    .portal-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) 340px;
      gap:28px;
      align-items:start;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:28px;
    }
    .section-head h2{
      margin:10px 0 0;
      font-size:clamp(28px,3vw,40px);
      line-height:1.18;
      letter-spacing:-.04em;
      font-weight:950;
    }
    .section-head p{color:#94A3B8;max-width:620px}
    .search-panel{
      border:1px solid rgba(226,232,240,.12);
      border-radius:26px;
      padding:22px;
      background:linear-gradient(145deg,rgba(17,26,43,.78),rgba(10,16,27,.9));
      box-shadow:var(--shadow-glow);
      margin-top:28px;
    }
    .large-search{
      display:flex;
      gap:12px;
      align-items:center;
      border:1px solid rgba(251,191,36,.25);
      background:rgba(7,11,19,.65);
      border-radius:18px;
      padding:10px 12px;
    }
    .large-search input{
      flex:1;
      min-width:0;
      border:0;
      outline:0;
      background:transparent;
      color:#fff;
      padding:10px 4px;
    }
    .tag-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
    .feature-card,.sidebar-card,.step-card,.case-card,.faq-item{
      border:1px solid rgba(226,232,240,.12);
      background:linear-gradient(145deg,rgba(17,26,43,.82),rgba(8,13,24,.86));
      border-radius:var(--radius);
      box-shadow:0 14px 44px rgba(0,0,0,.22);
      transition:transform .25s ease-out,border-color .25s ease-out,box-shadow .25s ease-out;
    }
    .feature-card:hover,.step-card:hover,.case-card:hover{
      transform:translateY(-4px);
      border-color:rgba(251,191,36,.36);
      box-shadow:0 22px 58px rgba(0,0,0,.3),0 0 30px rgba(251,191,36,.1);
    }
    .feature-card{padding:24px}
    .feature-card.primary{
      min-height:270px;
      background:
        linear-gradient(145deg,rgba(251,191,36,.12),rgba(17,26,43,.9) 42%,rgba(8,13,24,.9)),
        radial-gradient(circle at 12% 16%,rgba(251,191,36,.2),transparent 36%);
      border-color:rgba(251,191,36,.24);
    }
    .card-title{
      font-size:23px;
      line-height:1.25;
      font-weight:900;
      letter-spacing:-.03em;
      margin:12px 0 10px;
    }
    .card-copy{color:#A7B4C8;font-size:15px}
    .card-meta{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:20px;
      color:#64748B;
      font-size:13px;
    }
    .link-more{color:#FDE68A;font-weight:800}
    .link-more:hover{color:#22D3EE}
    .module-list{display:grid;gap:16px}
    .list-card{
      display:grid;
      grid-template-columns:96px minmax(0,1fr);
      gap:18px;
      padding:18px;
      border-radius:20px;
      border:1px solid rgba(226,232,240,.11);
      background:rgba(15,23,42,.55);
      transition:.25s ease-out;
    }
    .list-card:hover{
      transform:translateY(-3px);
      border-color:rgba(34,211,238,.3);
      background:rgba(17,26,43,.78);
    }
    .thumb{
      min-height:92px;
      border-radius:17px;
      background:
        linear-gradient(135deg,rgba(251,191,36,.8),rgba(34,211,238,.35)),
        repeating-linear-gradient(45deg,rgba(11,18,32,.9) 0 8px,transparent 8px 18px);
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.2);
    }
    .sidebar{position:sticky;top:148px;display:grid;gap:18px}
    .sidebar-card{padding:22px}
    .sidebar-title{
      font-size:18px;
      font-weight:900;
      margin-bottom:14px;
    }
    .hot-list{display:grid;gap:12px}
    .hot-item{
      display:flex;
      gap:12px;
      align-items:center;
      padding:12px;
      border-radius:16px;
      background:rgba(15,23,42,.6);
      border:1px solid rgba(226,232,240,.08);
    }
    .hot-index{
      width:28px;
      height:28px;
      border-radius:10px;
      display:grid;
      place-items:center;
      color:#111827;
      font-weight:900;
      background:linear-gradient(135deg,#FDE68A,#F59E0B);
    }
    .layout-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:24px;
      align-items:stretch;
    }
    .step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step-card{padding:22px;position:relative;overflow:hidden}
    .step-num{
      width:44px;
      height:44px;
      border-radius:15px;
      display:grid;
      place-items:center;
      color:#111827;
      background:linear-gradient(135deg,#FDE68A,#F59E0B);
      font-weight:950;
      margin-bottom:18px;
    }
    .compare{
      overflow:hidden;
      border-radius:24px;
      border:1px solid rgba(226,232,240,.12);
      background:rgba(15,23,42,.62);
    }
    .compare-row{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      border-bottom:1px solid rgba(226,232,240,.1);
    }
    .compare-row:last-child{border-bottom:0}
    .compare-row div{padding:16px;color:#A7B4C8}
    .compare-row.head div{font-weight:900;color:#fff;background:rgba(251,191,36,.09)}
    .compare-row div:nth-child(3){color:#FDE68A}
    .case-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .case-card{padding:22px}
    .case-badge{
      display:inline-flex;
      color:#0F172A;
      background:linear-gradient(135deg,#A7F3D0,#22D3EE);
      border-radius:999px;
      padding:5px 10px;
      font-size:12px;
      font-weight:900;
    }
    .faq-wrap{display:grid;gap:14px}
    .faq-item{overflow:hidden}
    .faq-q{
      width:100%;
      color:#fff;
      background:transparent;
      border:0;
      display:flex;
      align-items:center;
      justify-content:space-between;
      text-align:left;
      padding:20px 22px;
      cursor:pointer;
      font-weight:900;
    }
    .faq-a{
      display:none;
      padding:0 22px 22px;
      color:#A7B4C8;
    }
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .faq-q span:last-child{transition:.2s ease-out;color:#FBBF24;font-size:22px}
    .cta{
      border:1px solid rgba(251,191,36,.22);
      border-radius:30px;
      padding:34px;
      background:
        linear-gradient(135deg,rgba(251,191,36,.14),rgba(34,211,238,.07),rgba(17,26,43,.9)),
        radial-gradient(circle at 88% 18%,rgba(251,191,36,.2),transparent 28%);
      box-shadow:var(--shadow-glow);
    }
    .contact-grid{
      display:grid;
      grid-template-columns:1fr 420px;
      gap:28px;
      align-items:center;
    }
    .form-card{
      border:1px solid rgba(226,232,240,.14);
      border-radius:24px;
      padding:22px;
      background:rgba(7,11,19,.66);
    }
    .field{display:grid;gap:8px;margin-bottom:14px}
    .field label{font-size:13px;color:#CBD5E1;font-weight:800}
    .field input,.field textarea{
      width:100%;
      border:1px solid rgba(203,213,225,.15);
      border-radius:14px;
      background:rgba(15,23,42,.74);
      color:#fff;
      padding:12px 14px;
      outline:0;
      transition:.25s ease-out;
    }
    .field textarea{min-height:92px;resize:vertical}
    .field input:focus,.field textarea:focus{
      border-color:rgba(251,191,36,.6);
      box-shadow:0 0 0 4px rgba(251,191,36,.09);
    }
    .site-footer{
      background:#060A12;
      border-top:1px solid rgba(226,232,240,.1);
      padding:58px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .8fr .8fr .9fr;
      gap:34px;
    }
    .footer-title{
      font-size:15px;
      color:#fff;
      font-weight:900;
      margin:0 0 16px;
    }
    .footer-links{
      display:grid;
      gap:10px;
      color:#94A3B8;
      font-size:14px;
    }
    .footer-links a:hover{color:#FBBF24}
    .copyright{
      margin-top:36px;
      padding-top:20px;
      border-top:1px solid rgba(226,232,240,.09);
      display:flex;
      justify-content:space-between;
      gap:16px;
      color:#64748B;
      font-size:13px;
      flex-wrap:wrap;
    }
    @media (max-width:1024px){
      .topbar{flex-wrap:wrap;padding:14px 0}
      .searchbox{order:3;max-width:none;flex-basis:100%}
      .channelbar{align-items:flex-start;flex-direction:column;padding:12px 0}
      .trend{max-width:100%;overflow-x:auto;padding-bottom:2px}
      .hero-grid,.portal-grid,.layout-grid,.contact-grid{grid-template-columns:1fr}
      .hero-panel{min-height:auto}
      .sidebar{position:static}
      .step-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px,var(--container))}
      .section{padding:58px 0}
      .section-tight{padding:46px 0}
      .topbar{gap:12px}
      .topbar .btn{width:100%}
      .hero{padding:54px 0}
      .hero-actions .btn{width:100%;min-height:48px}
      .section-head{display:block}
      .metric-row,.case-grid{grid-template-columns:1fr}
      .list-card{grid-template-columns:1fr}
      .thumb{min-height:110px}
      .compare{font-size:13px}
      .compare-row{grid-template-columns:1fr}
      .compare-row div{border-bottom:1px solid rgba(226,232,240,.08)}
      .compare-row div:last-child{border-bottom:0}
    }
    @media (max-width:520px){
      .logo-text{font-size:15px}
      .logo-sub{font-size:11px}
      .brand-mark{width:38px;height:38px}
      .hero h1{font-size:34px}
      .hero p{font-size:15px}
      .large-search{display:grid}
      .large-search .btn{width:100%;min-height:44px}
      .step-grid,.footer-grid{grid-template-columns:1fr}
      .cta{padding:24px}
      .feature-card,.sidebar-card,.form-card{padding:18px}
    }

/* roulang page: category2 */
:root{
      --bg:#0b1220;
      --bg-2:#0e1628;
      --panel:rgba(13,20,36,.74);
      --panel-2:rgba(16,27,49,.92);
      --line:rgba(255,255,255,.10);
      --line-strong:rgba(255,255,255,.16);
      --text:#e7eefc;
      --muted:#90a3c7;
      --accent:#f2c94c;
      --accent-2:#69e1ff;
      --accent-3:#b8c0d8;
      --shadow:0 20px 60px rgba(0,0,0,.34);
      --shadow-soft:0 10px 30px rgba(0,0,0,.22);
      --radius:20px;
      --radius-sm:14px;
      --radius-lg:28px;
      --container:1320px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:
        radial-gradient(1100px 600px at 15% -10%, rgba(242,201,76,.12), transparent 60%),
        radial-gradient(900px 540px at 90% 0%, rgba(105,225,255,.10), transparent 55%),
        radial-gradient(900px 520px at 50% 110%, rgba(242,201,76,.06), transparent 60%),
        linear-gradient(180deg, #08101c 0%, #0b1220 48%, #09101b 100%);
      font-family: "PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,sans-serif;
      line-height:1.75;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
      background-size: 44px 44px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.42), rgba(0,0,0,.08));
      opacity:.35;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:var(--accent);color:#08101c}
    .site-container{
      width:min(100% - 32px, var(--container));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:70;
      background:rgba(8,15,28,.78);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(255,255,255,.08);
      box-shadow:0 1px 0 rgba(242,201,76,.06) inset;
    }
    .site-header.is-scrolled{
      background:rgba(8,15,28,.92);
      border-bottom-color:rgba(255,255,255,.10);
    }
    .topbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:14px 0 12px;
    }
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(145deg, rgba(242,201,76,.92), rgba(255,255,255,.14)),
        linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,0));
      box-shadow:0 0 0 1px rgba(255,255,255,.10) inset, 0 10px 24px rgba(242,201,76,.15);
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:auto;
      background:rgba(11,18,32,.96);
      border-radius:999px;
    }
    .brand-mark::before{
      width:22px;height:4px;left:8px;top:11px;
      box-shadow:0 7px 0 rgba(11,18,32,.96), 0 14px 0 rgba(11,18,32,.96);
    }
    .brand-mark::after{
      width:8px;height:8px;right:6px;bottom:6px;
      background:rgba(105,225,255,.9);
      box-shadow:0 0 0 4px rgba(105,225,255,.12);
    }
    .logo-text{
      font-weight:800;
      letter-spacing:.02em;
      line-height:1.08;
      font-size:16px;
      color:#f6fbff;
    }
    .logo-sub{
      margin-top:2px;
      font-size:12px;
      color:var(--muted);
      letter-spacing:.02em;
    }
    .searchbox{
      flex:1;
      max-width:520px;
      display:flex;
      align-items:center;
      gap:10px;
      padding:0 14px;
      height:42px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(7,12,21,.62);
      box-shadow:0 1px 0 rgba(255,255,255,.04) inset;
      transition:all .22s ease;
    }
    .searchbox:focus-within{
      border-color:rgba(242,201,76,.45);
      box-shadow:0 0 0 4px rgba(242,201,76,.10);
      transform:translateY(-1px);
    }
    .searchbox span{
      color:var(--accent);
      font-size:18px;
      line-height:1;
      flex:0 0 auto;
    }
    .searchbox input{
      width:100%;
      border:none;
      outline:none;
      background:transparent;
      color:var(--text);
      font-size:14px;
    }
    .searchbox input::placeholder{color:rgba(144,163,199,.82)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      height:44px;
      padding:0 18px;
      border-radius:14px;
      border:1px solid transparent;
      cursor:pointer;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease, color .22s ease;
      user-select:none;
      white-space:nowrap;
      font-weight:700;
      letter-spacing:.01em;
    }
    .btn:focus-visible,
    .nav-link:focus-visible,
    .footer-links a:focus-visible,
    .chip:focus-visible,
    summary:focus-visible,
    input:focus-visible,
    textarea:focus-visible{
      outline:none;
      box-shadow:0 0 0 3px rgba(105,225,255,.18), 0 0 0 1px rgba(242,201,76,.5) inset;
    }
    .btn-primary{
      color:#111827;
      background:linear-gradient(135deg, #ffe57a 0%, #f2c94c 42%, #e9b83c 100%);
      box-shadow:0 14px 30px rgba(242,201,76,.18), 0 0 0 1px rgba(255,255,255,.08) inset;
    }
    .btn-primary:hover{transform:translateY(-2px); box-shadow:0 18px 36px rgba(242,201,76,.24), 0 0 0 1px rgba(255,255,255,.12) inset}
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.03);
      border-color:rgba(255,255,255,.12);
    }
    .btn-secondary:hover{
      transform:translateY(-2px);
      background:rgba(242,201,76,.08);
      border-color:rgba(242,201,76,.28);
      box-shadow:0 18px 32px rgba(0,0,0,.18);
    }
    .channelbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:0 0 14px;
    }
    .nav-scroll{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:nowrap;
      overflow:auto;
      scrollbar-width:none;
      -ms-overflow-style:none;
      padding-bottom:2px;
    }
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:10px 15px;
      border-radius:999px;
      color:#dce7fb;
      font-size:14px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.02);
      transition:all .22s ease;
      white-space:nowrap;
    }
    .nav-link:hover{
      border-color:rgba(242,201,76,.24);
      background:rgba(242,201,76,.08);
      color:#fffdf3;
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#0b1220;
      background:linear-gradient(135deg, #ffe57a 0%, #f2c94c 100%);
      border-color:transparent;
      box-shadow:0 12px 26px rgba(242,201,76,.18);
    }
    .trend{
      display:flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      justify-content:flex-end;
      min-width:0;
    }
    .trend .text-slate-400{color:var(--muted)}
    .chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.03);
      color:#dbe7fb;
      font-size:12px;
      transition:all .22s ease;
    }
    .chip:hover{
      transform:translateY(-1px);
      border-color:rgba(105,225,255,.28);
      color:#fff;
      background:rgba(105,225,255,.08);
    }
    .tag-hot{
      color:#111827;
      background:linear-gradient(135deg, #ffe57a, #f2c94c);
      border-color:transparent;
    }
    .tag-hot:hover{background:linear-gradient(135deg, #ffe57a, #ffd45d)}
    .site-main{
      position:relative;
      padding-bottom:80px;
    }
    .site-section{
      padding:84px 0;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:10px;
      margin-bottom:16px;
      color:#f8d868;
      font-size:13px;
      font-weight:700;
      letter-spacing:.12em;
      text-transform:uppercase;
    }
    .section-kicker::before{
      content:"";
      width:42px;
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(242,201,76,.95));
      box-shadow:0 0 14px rgba(242,201,76,.5);
    }
    .section-title{
      margin:0;
      font-size:clamp(30px, 4vw, 42px);
      line-height:1.12;
      font-weight:900;
      letter-spacing:-.02em;
      color:#f4f8ff;
    }
    .section-desc{
      margin-top:14px;
      max-width:780px;
      color:var(--muted);
      font-size:16px;
      line-height:1.85;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      padding-top:72px;
    }
    .hero-shell::before{
      content:"";
      position:absolute;
      inset:8% -10% auto auto;
      width:420px;
      height:420px;
      background:radial-gradient(circle, rgba(242,201,76,.18), transparent 64%);
      filter:blur(12px);
      pointer-events:none;
    }
    .hero-panel,
    .card,
    .solid-card,
    .feature-card,
    .faq-wrap,
    .contact-card,
    .guide-panel{
      position:relative;
      border-radius:var(--radius);
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
      box-shadow:var(--shadow-soft);
      backdrop-filter:blur(14px);
    }
    .hero-panel{
      padding:24px;
      background:
        linear-gradient(180deg, rgba(18,28,50,.92), rgba(9,15,29,.88));
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .hero-panel::after{
      content:"";
      position:absolute;
      inset:auto -30% -35% auto;
      width:220px;
      height:220px;
      background:radial-gradient(circle, rgba(105,225,255,.18), transparent 65%);
      pointer-events:none;
    }
    .hero-title{
      margin:0;
      font-size:clamp(38px, 6vw, 68px);
      line-height:1.03;
      font-weight:900;
      letter-spacing:-.04em;
      color:#f8fbff;
      text-wrap:balance;
    }
    .hero-title .accent{
      color:var(--accent);
      text-shadow:0 0 30px rgba(242,201,76,.14);
    }
    .hero-copy{
      margin:18px 0 0;
      max-width:660px;
      font-size:16px;
      line-height:1.9;
      color:var(--muted);
    }
    .hero-actions{
      margin-top:28px;
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
    }
    .hero-tags{
      margin-top:20px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .hero-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:max-content;
      padding:8px 14px;
      border-radius:999px;
      border:1px solid rgba(242,201,76,.18);
      background:rgba(242,201,76,.06);
      color:#ffe9a4;
      font-size:13px;
      font-weight:700;
      letter-spacing:.04em;
    }
    .hero-stats{
      display:grid;
      gap:14px;
    }
    .metric{
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.08);
      transition:all .22s ease;
    }
    .metric:hover{
      transform:translateY(-2px);
      border-color:rgba(242,201,76,.22);
      box-shadow:0 18px 30px rgba(0,0,0,.22);
    }
    .metric .value{
      display:block;
      font-size:28px;
      line-height:1;
      font-weight:900;
      color:#fff8d7;
      letter-spacing:-.03em;
    }
    .metric .label{
      display:block;
      margin-top:8px;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .signal-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0, 1fr));
      gap:12px;
      margin-top:12px;
    }
    .signal{
      padding:14px 12px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
    }
    .signal strong{
      display:block;
      color:#f8fbff;
      font-size:14px;
      margin-bottom:6px;
    }
    .signal span{
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
    }
    .feature-card, .card, .solid-card, .faq-wrap, .contact-card, .guide-panel{
      padding:22px;
      transition:transform .24s ease, border-color .24s ease, box-shadow .24s ease, background .24s ease;
    }
    .feature-card:hover, .card:hover, .solid-card:hover, .contact-card:hover, .guide-panel:hover{
      transform:translateY(-3px);
      border-color:rgba(242,201,76,.18);
      box-shadow:0 22px 46px rgba(0,0,0,.26);
    }
    .card-title{
      margin:0;
      font-size:22px;
      line-height:1.25;
      font-weight:800;
      color:#f8fbff;
      letter-spacing:-.02em;
    }
    .card-desc{
      margin-top:10px;
      color:var(--muted);
      font-size:15px;
      line-height:1.85;
    }
    .badge-line{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:16px;
    }
    .mini-badge{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      color:#dce7fb;
      font-size:12px;
    }
    .mini-badge.accent{
      color:#111827;
      background:linear-gradient(135deg, #ffe57a, #f2c94c);
      border-color:transparent;
      font-weight:700;
    }
    .list-check{
      margin:16px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .list-check li{
      position:relative;
      padding-left:26px;
      color:#d8e4f8;
      font-size:14px;
      line-height:1.75;
    }
    .list-check li::before{
      content:"";
      position:absolute;
      left:0;
      top:.55em;
      width:14px;
      height:14px;
      border-radius:999px;
      background:linear-gradient(135deg, #ffe57a, #f2c94c);
      box-shadow:0 0 0 4px rgba(242,201,76,.12);
    }
    .side-rail{
      display:grid;
      gap:18px;
    }
    .grid-tight{
      display:grid;
      gap:18px;
    }
    .numbered-list{
      display:grid;
      gap:14px;
      margin-top:18px;
    }
    .step{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:14px;
      align-items:start;
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.08);
    }
    .step-num{
      width:38px;
      height:38px;
      display:grid;
      place-items:center;
      border-radius:14px;
      background:linear-gradient(135deg, rgba(242,201,76,.92), rgba(255,255,255,.12));
      color:#101522;
      font-weight:900;
      font-size:15px;
      box-shadow:0 12px 26px rgba(242,201,76,.16);
    }
    .step h3{
      margin:0;
      color:#f5f9ff;
      font-size:18px;
      line-height:1.35;
      font-weight:800;
    }
    .step p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .compare{
      width:100%;
      border-collapse:separate;
      border-spacing:0 12px;
      margin-top:12px;
    }
    .compare tr{
      background:rgba(255,255,255,.03);
    }
    .compare td{
      padding:14px 16px;
      color:#dbe7fb;
      font-size:14px;
      vertical-align:top;
      border-top:1px solid rgba(255,255,255,.06);
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .compare td:first-child{
      border-left:1px solid rgba(255,255,255,.06);
      border-radius:16px 0 0 16px;
      width:28%;
      color:#f7fbff;
      font-weight:700;
    }
    .compare td:last-child{
      border-right:1px solid rgba(255,255,255,.06);
      border-radius:0 16px 16px 0;
      color:var(--muted);
    }
    .keyword-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .cloud-item{
      padding:9px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      color:#dce7fb;
      font-size:13px;
      transition:all .22s ease;
    }
    .cloud-item:hover{
      border-color:rgba(105,225,255,.24);
      color:#fff;
      background:rgba(105,225,255,.08);
      transform:translateY(-1px);
    }
    .faq-wrap{
      padding:6px 0;
      background:linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.018));
    }
    details{
      border-top:1px solid rgba(255,255,255,.08);
      padding:0 22px;
    }
    details:first-child{border-top:none}
    summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:18px 0;
      color:#f5f9ff;
      font-weight:800;
      font-size:16px;
      line-height:1.5;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{
      content:"+";
      flex:0 0 auto;
      width:28px;
      height:28px;
      display:grid;
      place-items:center;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      color:#f8fbff;
      border:1px solid rgba(255,255,255,.08);
      transition:transform .22s ease, background .22s ease;
    }
    details[open] summary{
      color:#fff8d0;
    }
    details[open] summary::after{
      content:"–";
      background:rgba(242,201,76,.10);
      color:#ffe57a;
    }
    .faq-answer{
      padding:0 0 18px;
      color:var(--muted);
      font-size:15px;
      line-height:1.88;
      max-width:880px;
    }
    .contact-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      align-items:start;
    }
    .contact-card{
      background:linear-gradient(180deg, rgba(16,27,49,.96), rgba(8,13,24,.96));
    }
    .contact-form{
      display:grid;
      gap:14px;
      margin-top:18px;
    }
    .field{
      display:grid;
      gap:8px;
    }
    .field label{
      font-size:13px;
      color:#dce7fb;
      font-weight:700;
    }
    .field input,
    .field textarea{
      width:100%;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      color:var(--text);
      padding:14px 16px;
      outline:none;
      transition:all .22s ease;
    }
    .field input::placeholder,
    .field textarea::placeholder{color:rgba(144,163,199,.72)}
    .field input:focus,
    .field textarea:focus{
      border-color:rgba(242,201,76,.36);
      box-shadow:0 0 0 4px rgba(242,201,76,.10);
      background:rgba(255,255,255,.05);
    }
    .contact-aside{
      display:grid;
      gap:16px;
    }
    .contact-stack{
      display:grid;
      gap:12px;
      padding:20px;
      border-radius:20px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.08);
    }
    .contact-stack h3{
      margin:0;
      color:#f7fbff;
      font-size:18px;
      font-weight:800;
    }
    .contact-stack p,
    .contact-stack li{
      color:var(--muted);
      font-size:14px;
      line-height:1.85;
    }
    .contact-stack ul{
      margin:0;
      padding-left:18px;
      display:grid;
      gap:8px;
    }
    .cta-band{
      margin-top:22px;
      padding:18px;
      border-radius:20px;
      border:1px solid rgba(242,201,76,.14);
      background:linear-gradient(135deg, rgba(242,201,76,.08), rgba(255,255,255,.03));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    .cta-band strong{
      font-size:18px;
      color:#fff9da;
    }
    .cta-band span{
      color:var(--muted);
      font-size:14px;
    }
    .site-footer{
      margin-top:80px;
      padding:56px 0 24px;
      background:linear-gradient(180deg, rgba(4,8,16,.28), rgba(4,8,16,.92));
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .75fr .9fr .9fr;
      gap:24px;
      align-items:start;
    }
    .footer-title{
      margin:0 0 14px;
      color:#f5f9ff;
      font-size:15px;
      font-weight:800;
      letter-spacing:.04em;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a,
    .footer-links span{
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
      transition:color .2s ease, transform .2s ease;
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(2px);
    }
    .copyright{
      margin-top:28px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      gap:8px;
      color:#8fa1c1;
      font-size:13px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(255,255,255,.03);
      color:#dfeafe;
      font-size:13px;
      font-weight:700;
    }
    .eyebrow .dot{
      width:8px;
      height:8px;
      border-radius:999px;
      background:linear-gradient(135deg, #ffe57a, #f2c94c);
      box-shadow:0 0 0 4px rgba(242,201,76,.12);
    }
    .eyebrow.alt .dot{background:linear-gradient(135deg, #72e1ff, #69e1ff); box-shadow:0 0 0 4px rgba(105,225,255,.12)}
    .divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(255,255,255,.12), transparent);
      margin:0 auto;
      width:100%;
    }
    .sticky-card{
      position:sticky;
      top:120px;
    }
    .subtle-glow{
      position:relative;
      overflow:hidden;
    }
    .subtle-glow::before{
      content:"";
      position:absolute;
      inset:-30% auto auto -10%;
      width:180px;
      height:180px;
      border-radius:999px;
      background:radial-gradient(circle, rgba(242,201,76,.10), transparent 65%);
      pointer-events:none;
    }
    .info-list{
      display:grid;
      gap:12px;
      margin-top:16px;
    }
    .info-item{
      display:flex;
      justify-content:space-between;
      gap:16px;
      padding:14px 0;
      border-bottom:1px dashed rgba(255,255,255,.10);
      color:#dce7fb;
      font-size:14px;
    }
    .info-item:last-child{border-bottom:none;padding-bottom:0}
    .info-item span:last-child{color:var(--muted)}
    @media (max-width: 1024px){
      .channelbar{flex-direction:column; align-items:flex-start}
      .trend{justify-content:flex-start}
      .contact-grid,
      .footer-grid{
        grid-template-columns:1fr 1fr;
      }
      .hero-shell{padding-top:56px}
    }
    @media (max-width: 768px){
      .topbar{
        flex-wrap:wrap;
      }
      .searchbox{
        order:3;
        max-width:none;
        flex-basis:100%;
      }
      .site-section{padding:64px 0}
      .hero-title{font-size:clamp(34px, 11vw, 48px)}
      .section-title{font-size:clamp(26px, 8vw, 36px)}
      .signal-grid{grid-template-columns:1fr}
      .contact-grid,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .compare,
      .compare tr,
      .compare td{
        display:block;
        width:100%;
      }
      .compare tr{
        margin-bottom:12px;
        border-radius:18px;
        overflow:hidden;
      }
      .compare td:first-child,
      .compare td:last-child{
        border-radius:0;
        width:100%;
      }
      .compare td{
        border-left:1px solid rgba(255,255,255,.06);
        border-right:1px solid rgba(255,255,255,.06);
      }
      .sticky-card{position:relative; top:auto}
    }
    @media (max-width: 520px){
      .site-container{width:min(100% - 24px, var(--container))}
      .topbar{padding:12px 0 10px}
      .logo-text{font-size:15px}
      .logo-sub{font-size:11px}
      .btn{width:100%}
      .hero-actions .btn{width:auto; flex:1 1 160px}
      .hero-panel,
      .feature-card,
      .card,
      .solid-card,
      .faq-wrap,
      .contact-card,
      .guide-panel{padding:18px}
      summary{font-size:15px}
      .copyright{font-size:12px}
    }

/* roulang page: category3 */
:root{
      --bg:#0B1220;
      --bg-deep:#070B14;
      --panel:#111827;
      --panel-2:#151F31;
      --text:#EAF0FA;
      --muted:#94A3B8;
      --weak:#64748B;
      --line:rgba(255,255,255,.12);
      --line-strong:rgba(246,183,60,.42);
      --amber:#F6B73C;
      --amber-2:#FFD36A;
      --cyan:#32D6D3;
      --silver:#CBD5E1;
      --radius:20px;
      --radius-sm:14px;
      --shadow:0 26px 80px rgba(0,0,0,.34);
      --glow:0 0 42px rgba(246,183,60,.22);
      --cyan-glow:0 0 34px rgba(50,214,211,.16);
      --container:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      color:var(--text);
      font-family:PingFang SC,HarmonyOS Sans,Microsoft YaHei,system-ui,sans-serif;
      line-height:1.75;
      background:
        radial-gradient(circle at 12% 6%, rgba(246,183,60,.14), transparent 32%),
        radial-gradient(circle at 88% 16%, rgba(50,214,211,.10), transparent 30%),
        linear-gradient(180deg, #0B1220 0%, #0A101C 48%, #070B14 100%);
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.33;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom, black, transparent 82%);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      width:58vw;
      height:58vw;
      left:52%;
      top:-28vw;
      pointer-events:none;
      background:conic-gradient(from 90deg, rgba(246,183,60,.12), transparent, rgba(50,214,211,.10), transparent);
      filter:blur(28px);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(246,183,60,.32);color:#fff}
    .site-container{
      width:min(var(--container), calc(100% - 40px));
      margin-inline:auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(7,11,20,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(246,183,60,.16);
      box-shadow:0 10px 36px rgba(0,0,0,.24);
    }
    .topbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
      padding:16px 0 12px;
    }
    .brand-mark{
      position:relative;
      display:inline-flex;
      width:42px;
      height:42px;
      border-radius:13px;
      background:
        linear-gradient(135deg, rgba(246,183,60,1), rgba(255,211,106,.82) 38%, rgba(50,214,211,.72) 100%);
      box-shadow:0 0 30px rgba(246,183,60,.28);
      flex:0 0 auto;
      overflow:hidden;
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      inset:8px 10px;
      border-top:3px solid rgba(8,12,22,.92);
      border-bottom:3px solid rgba(8,12,22,.92);
      transform:skewX(-18deg);
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:52px;
      height:9px;
      left:-7px;
      bottom:9px;
      background:rgba(11,18,32,.44);
      transform:rotate(-30deg);
    }
    .logo-text{
      font-size:18px;
      font-weight:900;
      letter-spacing:-.02em;
      line-height:1.15;
      color:#fff;
    }
    .logo-sub{
      margin-top:2px;
      font-size:12px;
      color:var(--muted);
      letter-spacing:.02em;
    }
    .searchbox{
      flex:1;
      max-width:440px;
      height:42px;
      display:flex;
      align-items:center;
      gap:9px;
      padding:0 14px;
      color:var(--muted);
      background:rgba(15,23,42,.72);
      border:1px solid rgba(255,255,255,.10);
      border-radius:999px;
      transition:.24s ease-out;
    }
    .searchbox:focus-within{
      border-color:rgba(246,183,60,.64);
      box-shadow:0 0 0 4px rgba(246,183,60,.10), var(--glow);
    }
    .searchbox input{
      width:100%;
      color:#fff;
      outline:0;
      border:0;
      background:transparent;
      font-size:14px;
    }
    .searchbox input::placeholder{color:#7B8798}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 20px;
      border-radius:14px;
      font-weight:800;
      letter-spacing:.01em;
      border:1px solid transparent;
      transition:transform .24s ease, box-shadow .24s ease, border-color .24s ease, background .24s ease, color .24s ease;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0) scale(.99)}
    .btn:focus-visible,
    .nav-link:focus-visible,
    .footer-links a:focus-visible,
    .case-card:focus-visible{
      outline:3px solid rgba(50,214,211,.45);
      outline-offset:3px;
    }
    .btn-primary{
      color:#111827;
      background:linear-gradient(135deg, var(--amber), var(--amber-2));
      box-shadow:0 16px 36px rgba(246,183,60,.22);
    }
    .btn-primary:hover{box-shadow:0 20px 48px rgba(246,183,60,.34)}
    .btn-secondary{
      color:#fff;
      background:rgba(255,255,255,.05);
      border-color:rgba(255,255,255,.16);
    }
    .btn-secondary:hover{
      border-color:rgba(246,183,60,.48);
      background:rgba(246,183,60,.10);
    }
    .channelbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      padding:0 0 14px;
    }
    .nav-scroll{
      display:flex;
      align-items:center;
      gap:8px;
      overflow-x:auto;
      scrollbar-width:none;
      -webkit-overflow-scrolling:touch;
    }
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      position:relative;
      flex:0 0 auto;
      padding:9px 13px;
      border-radius:999px;
      color:#C7D2E2;
      font-size:14px;
      font-weight:700;
      transition:.22s ease-out;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(255,255,255,.07);
    }
    .nav-link.active{
      color:#111827;
      background:linear-gradient(135deg, var(--amber), var(--amber-2));
      box-shadow:0 0 26px rgba(246,183,60,.22);
    }
    .trend{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:7px;
      min-width:max-content;
      font-size:13px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      color:#D7DEE9;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
      font-size:12px;
      line-height:1;
    }
    .tag-hot{
      color:#111827;
      background:linear-gradient(135deg, var(--amber), var(--amber-2));
      border-color:transparent;
      font-weight:900;
    }
    main{overflow:hidden}
    .section{padding:92px 0}
    .hero{
      position:relative;
      padding:86px 0 62px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0, 1.02fr) minmax(420px, .98fr);
      gap:48px;
      align-items:center;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      color:#FDE7B0;
      background:rgba(246,183,60,.10);
      border:1px solid rgba(246,183,60,.24);
      font-size:13px;
      font-weight:800;
    }
    .eyebrow:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 18px rgba(50,214,211,.78);
    }
    h1{
      margin:22px 0 18px;
      font-size:clamp(34px, 5vw, 62px);
      line-height:1.08;
      letter-spacing:-.055em;
      font-weight:950;
    }
    .hero-title-mark{
      display:block;
      color:transparent;
      background:linear-gradient(135deg, #fff 0%, #FFE7A3 45%, #F6B73C 78%, #32D6D3 100%);
      -webkit-background-clip:text;
      background-clip:text;
    }
    .lead{
      max-width:720px;
      color:#B8C4D6;
      font-size:18px;
      line-height:1.86;
    }
    .hero-actions{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:14px;
      margin-top:30px;
    }
    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
      margin-top:36px;
    }
    .metric{
      padding:18px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.10);
    }
    .metric strong{
      display:block;
      color:#FFE1A0;
      font-size:28px;
      line-height:1.1;
      font-weight:950;
    }
    .metric span{
      display:block;
      margin-top:8px;
      color:#94A3B8;
      font-size:13px;
    }
    .visual-cover{
      position:relative;
      min-height:520px;
      border-radius:30px;
      padding:24px;
      background:
        linear-gradient(145deg, rgba(255,255,255,.10), rgba(255,255,255,.035)),
        radial-gradient(circle at 20% 18%, rgba(246,183,60,.20), transparent 42%),
        radial-gradient(circle at 80% 80%, rgba(50,214,211,.13), transparent 40%);
      border:1px solid rgba(255,255,255,.13);
      box-shadow:var(--shadow), var(--glow);
      overflow:hidden;
    }
    .visual-cover:before{
      content:"";
      position:absolute;
      inset:28px;
      border:1px solid rgba(246,183,60,.20);
      border-radius:24px;
      background:
        linear-gradient(90deg, rgba(246,183,60,.16) 1px, transparent 1px),
        linear-gradient(rgba(50,214,211,.10) 1px, transparent 1px);
      background-size:54px 54px;
      mask-image:linear-gradient(135deg, black, transparent 82%);
    }
    .dashboard-card{
      position:relative;
      z-index:1;
      border-radius:22px;
      background:rgba(9,14,25,.72);
      border:1px solid rgba(255,255,255,.14);
      backdrop-filter:blur(12px);
      padding:22px;
      box-shadow:0 18px 52px rgba(0,0,0,.28);
    }
    .dashboard-card + .dashboard-card{margin-top:16px}
    .status-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:14px 0;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .status-row:last-child{border-bottom:0}
    .bar{
      height:9px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      overflow:hidden;
    }
    .bar span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--amber), var(--cyan));
      box-shadow:0 0 18px rgba(246,183,60,.28);
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:34px;
    }
    .section-kicker{
      color:#FBD37A;
      font-size:13px;
      font-weight:900;
      letter-spacing:.12em;
      text-transform:uppercase;
    }
    h2{
      margin:8px 0 0;
      font-size:clamp(28px, 3.4vw, 42px);
      line-height:1.18;
      letter-spacing:-.04em;
      font-weight:950;
    }
    .section-desc{
      max-width:520px;
      color:var(--muted);
      font-size:15px;
    }
    .case-matrix{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:22px;
    }
    .case-wall{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:18px;
    }
    .case-card{
      position:relative;
      display:block;
      min-height:236px;
      padding:24px;
      border-radius:22px;
      background:linear-gradient(145deg, rgba(21,31,49,.96), rgba(13,20,34,.92));
      border:1px solid rgba(255,255,255,.10);
      box-shadow:0 18px 48px rgba(0,0,0,.20);
      transition:.25s ease-out;
      overflow:hidden;
    }
    .case-card:hover{
      transform:translateY(-4px);
      border-color:rgba(246,183,60,.44);
      box-shadow:0 24px 60px rgba(0,0,0,.30), var(--glow);
    }
    .case-card:before{
      content:"";
      position:absolute;
      width:150px;
      height:150px;
      right:-62px;
      top:-62px;
      border-radius:50%;
      background:rgba(246,183,60,.12);
      filter:blur(4px);
    }
    .case-card.featured{
      min-height:490px;
      padding:30px;
      background:
        radial-gradient(circle at 22% 20%, rgba(246,183,60,.22), transparent 35%),
        linear-gradient(145deg, rgba(26,35,54,.98), rgba(9,14,25,.96));
      border-color:rgba(246,183,60,.28);
    }
    .case-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:18px;
    }
    .case-label{
      display:inline-flex;
      padding:6px 10px;
      border-radius:999px;
      color:#111827;
      background:linear-gradient(135deg, var(--amber), var(--amber-2));
      font-size:12px;
      font-weight:900;
    }
    .case-index{
      color:rgba(255,255,255,.24);
      font-size:38px;
      line-height:1;
      font-weight:950;
    }
    .case-card h3{
      position:relative;
      margin:0;
      color:#fff;
      font-size:22px;
      line-height:1.35;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .case-card p{
      position:relative;
      margin:12px 0 0;
      color:#AEBACB;
      font-size:14px;
    }
    .result-grid{
      position:relative;
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:12px;
      margin-top:24px;
    }
    .result{
      padding:16px;
      border-radius:16px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.09);
    }
    .result strong{
      display:block;
      color:#FFE1A0;
      font-size:24px;
      font-weight:950;
      line-height:1.1;
    }
    .result span{
      display:block;
      margin-top:6px;
      color:#94A3B8;
      font-size:12px;
    }
    .tags{
      position:relative;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:20px;
    }
    .scene-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:18px;
    }
    .scene-card{
      padding:22px;
      min-height:260px;
      border-radius:22px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.10);
      transition:.24s ease-out;
    }
    .scene-card:hover{
      transform:translateY(-3px);
      border-color:rgba(50,214,211,.35);
      box-shadow:var(--cyan-glow);
      background:rgba(255,255,255,.075);
    }
    .scene-icon{
      width:46px;
      height:46px;
      display:grid;
      place-items:center;
      border-radius:15px;
      color:#111827;
      background:linear-gradient(135deg, var(--amber), var(--cyan));
      font-weight:950;
      box-shadow:0 12px 30px rgba(50,214,211,.12);
    }
    .scene-card h3{
      margin:18px 0 10px;
      color:#fff;
      font-size:19px;
      font-weight:900;
    }
    .scene-card p{
      color:#AEBACB;
      font-size:14px;
      margin:0;
    }
    .timeline{
      position:relative;
      display:grid;
      grid-template-columns:repeat(5, minmax(0,1fr));
      gap:16px;
    }
    .timeline:before{
      content:"";
      position:absolute;
      left:6%;
      right:6%;
      top:34px;
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(246,183,60,.50), rgba(50,214,211,.36), transparent);
    }
    .step{
      position:relative;
      padding:74px 18px 20px;
      border-radius:20px;
      background:rgba(15,23,42,.72);
      border:1px solid rgba(255,255,255,.10);
    }
    .step-num{
      position:absolute;
      top:16px;
      left:18px;
      width:36px;
      height:36px;
      display:grid;
      place-items:center;
      border-radius:12px;
      color:#111827;
      font-size:14px;
      font-weight:950;
      background:linear-gradient(135deg, var(--amber), var(--amber-2));
      box-shadow:0 0 24px rgba(246,183,60,.22);
    }
    .step h3{
      margin:0 0 8px;
      font-size:17px;
      font-weight:900;
    }
    .step p{
      margin:0;
      color:#AEBACB;
      font-size:13px;
      line-height:1.75;
    }
    .proof-band{
      border-radius:28px;
      padding:34px;
      background:
        linear-gradient(135deg, rgba(246,183,60,.12), rgba(50,214,211,.06)),
        rgba(255,255,255,.045);
      border:1px solid rgba(246,183,60,.20);
      box-shadow:var(--shadow);
    }
    .proof-grid{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:18px;
      margin-top:24px;
    }
    .proof-item{
      padding:22px;
      border-radius:20px;
      background:rgba(7,11,20,.56);
      border:1px solid rgba(255,255,255,.10);
    }
    .proof-item strong{
      display:block;
      color:#FFE1A0;
      font-size:32px;
      font-weight:950;
      letter-spacing:-.03em;
    }
    .proof-item span{
      display:block;
      margin-top:6px;
      color:#AEBACB;
      font-size:14px;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:34px;
      align-items:start;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border-radius:18px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.10);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:19px 20px;
      color:#fff;
      background:transparent;
      border:0;
      text-align:left;
      font-weight:900;
    }
    .faq-q span:last-child{
      width:26px;
      height:26px;
      display:grid;
      place-items:center;
      border-radius:50%;
      color:#111827;
      background:var(--amber);
      flex:0 0 auto;
      transition:.22s ease-out;
    }
    .faq-a{
      display:none;
      padding:0 20px 20px;
      color:#AEBACB;
      font-size:14px;
    }
    .faq-item.open{
      border-color:rgba(246,183,60,.32);
      box-shadow:var(--glow);
    }
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .cta-panel{
      position:relative;
      display:grid;
      grid-template-columns:1fr 420px;
      gap:34px;
      padding:42px;
      border-radius:30px;
      background:
        radial-gradient(circle at 18% 8%, rgba(246,183,60,.22), transparent 36%),
        linear-gradient(145deg, rgba(21,31,49,.98), rgba(9,14,25,.98));
      border:1px solid rgba(246,183,60,.24);
      box-shadow:var(--shadow), var(--glow);
      overflow:hidden;
    }
    .cta-panel:after{
      content:"";
      position:absolute;
      width:360px;
      height:360px;
      right:-150px;
      bottom:-190px;
      border-radius:50%;
      background:rgba(50,214,211,.14);
      filter:blur(12px);
    }
    .contact-form{
      position:relative;
      z-index:1;
      display:grid;
      gap:12px;
      padding:22px;
      border-radius:22px;
      background:rgba(7,11,20,.64);
      border:1px solid rgba(255,255,255,.12);
    }
    .field{
      width:100%;
      min-height:46px;
      padding:0 14px;
      border-radius:14px;
      color:#fff;
      background:rgba(255,255,255,.065);
      border:1px solid rgba(255,255,255,.11);
      outline:0;
      transition:.22s ease-out;
    }
    textarea.field{
      min-height:104px;
      padding-top:12px;
      resize:vertical;
    }
    .field::placeholder{color:#7B8798}
    .field:focus{
      border-color:rgba(246,183,60,.62);
      box-shadow:0 0 0 4px rgba(246,183,60,.10);
    }
    .site-footer{
      padding:58px 0 28px;
      background:#050812;
      border-top:1px solid rgba(255,255,255,.09);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .8fr .8fr .9fr;
      gap:34px;
    }
    .footer-title{
      margin:0 0 14px;
      color:#fff;
      font-size:15px;
      font-weight:900;
    }
    .footer-links{
      display:grid;
      gap:9px;
      color:#94A3B8;
      font-size:14px;
    }
    .footer-links a{
      transition:.2s ease-out;
    }
    .footer-links a:hover{
      color:#F6B73C;
      transform:translateX(2px);
    }
    .copyright{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      margin-top:42px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.08);
      color:#64748B;
      font-size:13px;
    }
    @media (max-width:1100px){
      .hero-grid,.case-matrix,.faq-wrap,.cta-panel{
        grid-template-columns:1fr;
      }
      .visual-cover{min-height:430px}
      .scene-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
      .timeline{grid-template-columns:repeat(2, minmax(0,1fr))}
      .timeline:before{display:none}
      .footer-grid{grid-template-columns:1fr 1fr}
      .trend{display:none}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px, var(--container))}
      .topbar{flex-wrap:wrap;gap:12px}
      .topbar>a:first-child{width:100%}
      .searchbox{order:3;max-width:none;width:100%}
      .topbar .btn{margin-left:auto}
      .channelbar{display:block;padding-bottom:12px}
      .section{padding:64px 0}
      .hero{padding:56px 0 44px}
      .lead{font-size:16px}
      .hero-metrics,.case-wall,.result-grid,.proof-grid{
        grid-template-columns:1fr;
      }
      .section-head{
        display:block;
      }
      .section-desc{margin-top:12px}
      .case-card.featured{min-height:auto}
      .visual-cover{min-height:auto;padding:16px}
      .scene-grid,.timeline{grid-template-columns:1fr}
      .proof-band,.cta-panel{padding:24px}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }
    @media (max-width:520px){
      h1{font-size:34px}
      .btn{width:100%;min-height:48px}
      .hero-actions{align-items:stretch}
      .metric strong{font-size:24px}
      .logo-text{font-size:16px}
      .nav-link{font-size:13px;padding:8px 11px}
      .case-card,.scene-card{padding:20px}
      .cta-panel{border-radius:24px}
    }