/* roulang page: index */
:root{
      --bg:#f5f0ea;
      --bg-soft:#fbf8f4;
      --panel:#fffaf4;
      --panel-2:#1f1715;
      --panel-3:#382826;
      --line:#ddcfc1;
      --line-2:#a88975;
      --text:#241816;
      --muted:#6d5a51;
      --strong:#0f0b0a;
      --primary:#8f2d2b;
      --primary-2:#b54339;
      --accent:#c58a39;
      --accent-2:#517b63;
      --shadow:0 12px 28px rgba(34, 19, 17, .10);
      --shadow-2:0 18px 40px rgba(34, 19, 17, .16);
      --radius:10px;
      --radius-sm:8px;
      --radius-xs:6px;
      --space-1:6px;
      --space-2:10px;
      --space-3:14px;
      --space-4:18px;
      --space-5:24px;
      --space-6:32px;
      --space-7:44px;
      --space-8:64px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:'Noto Sans SC','Inter',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
      background:
        linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.72)),
        radial-gradient(circle at top left, rgba(197,138,57,.12), transparent 24%),
        radial-gradient(circle at 85% 15%, rgba(143,45,43,.08), transparent 22%),
        var(--bg);
      color:var(--text);
      line-height:1.65;
      letter-spacing:0;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:all .2s ease}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(143,45,43,.18)}
    .container-wide{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      backdrop-filter:saturate(120%) blur(14px);
      background:rgba(250,244,238,.82);
      border-bottom:1px solid rgba(141,118,104,.18);
    }
    .nav-shell{
      min-height:76px;
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      gap:16px;
      padding:12px 0;
    }
    .nav-group{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:0;
    }
    .nav-group.left{justify-content:flex-start}
    .nav-group.right{justify-content:flex-end}
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
    }
    .nav-links a,
    .nav-links .nav-home{
      padding:10px 12px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:600;
      line-height:1;
      border:1px solid transparent;
    }
    .nav-links a:hover,
    .nav-links .nav-home:hover{
      color:var(--text);
      background:rgba(143,45,43,.06);
      border-color:rgba(143,45,43,.15);
      transform:translateY(-1px);
    }
    .nav-links a.active,
    .nav-links .nav-home.active{
      color:#fff;
      background:var(--primary);
      border-color:var(--primary);
      box-shadow:0 8px 18px rgba(143,45,43,.22);
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      justify-content:center;
      white-space:nowrap;
      color:var(--strong);
      font-weight:900;
      letter-spacing:0;
      font-size:18px;
      padding:10px 16px;
      border-radius:999px;
      background:linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,250,245,.88));
      border:1px solid rgba(141,118,104,.18);
      box-shadow:0 10px 20px rgba(39,26,23,.06);
    }
    .brand-mark{
      width:26px;height:26px;border-radius:8px;
      background:linear-gradient(135deg, var(--primary), var(--accent));
      box-shadow:inset 0 1px 0 rgba(255,255,255,.35);
      position:relative;
      flex:none;
    }
    .brand-mark:before,
    .brand-mark:after{
      content:'';
      position:absolute;
      background:rgba(255,255,255,.92);
      border-radius:999px;
    }
    .brand-mark:before{width:12px;height:2px;left:7px;top:8px}
    .brand-mark:after{width:12px;height:2px;left:7px;top:15px}
    .menu-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:44px;height:44px;
      border-radius:12px;
      border:1px solid rgba(141,118,104,.22);
      background:#fff;
      color:var(--text);
      box-shadow:0 8px 18px rgba(39,26,23,.05);
    }
    .menu-toggle:focus,
    .menu-toggle:hover{
      border-color:rgba(143,45,43,.4);
      color:var(--primary);
      outline:none;
    }
    .hero{
      padding:28px 0 18px;
    }
    .hero-panel{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(141,118,104,.20);
      border-radius:calc(var(--radius) + 6px);
      background:
        linear-gradient(135deg, rgba(31,23,21,.96) 0%, rgba(56,40,38,.95) 42%, rgba(77,38,33,.92) 100%);
      color:#fff;
      box-shadow:var(--shadow-2);
    }
    .hero-panel:before{
      content:'';
      position:absolute;
      inset:-1px;
      background:
        linear-gradient(120deg, rgba(255,255,255,.08), transparent 28%, transparent 72%, rgba(255,255,255,.06)),
        linear-gradient(180deg, rgba(197,138,57,.14), transparent 26%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);
      gap:24px;
      padding:30px;
      align-items:stretch;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.14);
      color:#f8ece5;
      font-size:13px;
      font-weight:700;
      margin-bottom:16px;
    }
    .eyebrow i{color:#ffcf8a}
    .hero h1{
      margin:0;
      font-size:clamp(34px, 4vw, 58px);
      line-height:1.06;
      letter-spacing:0;
      font-weight:900;
      max-width:11ch;
    }
    .hero-copy{
      margin:18px 0 22px;
      color:rgba(255,255,255,.84);
      font-size:16px;
      max-width:58ch;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-bottom:18px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      gap:10px;
      border-radius:999px;
      border:1px solid transparent;
      padding:13px 18px;
      font-weight:800;
      font-size:15px;
      line-height:1;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
      cursor:pointer;
      min-height:48px;
    }
    .btn:hover{transform:translateY(-1px)}
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--primary), #b83e34);
      box-shadow:0 14px 26px rgba(143,45,43,.28);
      border-color:rgba(255,255,255,.06);
    }
    .btn-primary:hover{box-shadow:0 16px 30px rgba(143,45,43,.34)}
    .btn-secondary{
      color:#fff;
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.15);
    }
    .btn-secondary:hover{
      background:rgba(255,255,255,.13);
      border-color:rgba(255,255,255,.26);
    }
    .trust-strip{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:10px;
    }
    .trust-item{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
      color:rgba(255,255,255,.86);
      font-size:13px;
      font-weight:600;
    }
    .trust-item i{color:#ffcf8a}
    .hero-stage{
      display:grid;
      gap:14px;
      align-content:start;
    }
    .stage-card{
      background:rgba(255,248,242,.96);
      border:1px solid rgba(255,255,255,.18);
      color:var(--text);
      border-radius:var(--radius);
      padding:18px;
      box-shadow:0 12px 22px rgba(30,20,18,.18);
    }
    .stage-top{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:12px;
      margin-bottom:14px;
    }
    .stage-title{
      font-size:15px;
      font-weight:800;
      margin:0;
      color:var(--strong);
    }
    .stage-badge{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(143,45,43,.1);
      color:var(--primary);
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
    }
    .task-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .task-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:11px 12px;
      background:#fff;
      border:1px solid rgba(141,118,104,.16);
      border-radius:10px;
      color:#342421;
      font-size:14px;
      line-height:1.5;
    }
    .task-list li i{
      color:var(--accent);
      margin-top:2px;
      flex:none;
    }
    .meter{
      margin-top:16px;
      padding:14px;
      border-radius:12px;
      background:linear-gradient(180deg, #fff, #fff8f4);
      border:1px solid rgba(141,118,104,.16);
    }
    .meter-head{
      display:flex;
      justify-content:space-between;
      gap:12px;
      font-size:13px;
      color:var(--muted);
      margin-bottom:10px;
    }
    .progress{
      width:100%;
      height:10px;
      border-radius:999px;
      background:#eadfd6;
      overflow:hidden;
    }
    .progress span{
      display:block;
      height:100%;
      width:72%;
      background:linear-gradient(90deg, var(--primary), var(--accent));
      border-radius:inherit;
      box-shadow:0 6px 10px rgba(143,45,43,.22);
    }
    .metric-row{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:12px;
      margin-top:14px;
    }
    .metric{
      background:#fff;
      border:1px solid rgba(141,118,104,.16);
      border-radius:10px;
      padding:12px;
    }
    .metric strong{
      display:block;
      font-size:18px;
      line-height:1.1;
      color:var(--strong);
      margin-bottom:4px;
    }
    .metric span{
      font-size:12px;
      color:var(--muted);
    }
    .section{
      padding:28px 0;
    }
    .section-header{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:18px;
      margin-bottom:18px;
    }
    .section-header h2{
      margin:0;
      font-size:clamp(24px, 2.3vw, 34px);
      line-height:1.12;
      color:var(--strong);
      font-weight:900;
      letter-spacing:0;
    }
    .section-header p{
      margin:0;
      max-width:58ch;
      color:var(--muted);
      font-size:15px;
    }
    .chip-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:18px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      border:1px solid rgba(141,118,104,.18);
      background:rgba(255,255,255,.78);
      color:#513f35;
      font-size:13px;
      font-weight:700;
    }
    .chip.active{
      background:rgba(143,45,43,.1);
      color:var(--primary);
      border-color:rgba(143,45,43,.22);
    }
    .grid-3{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:16px;
    }
    .grid-2-1{
      display:grid;
      grid-template-columns:minmax(0,1.1fr) minmax(290px,.9fr);
      gap:18px;
      align-items:start;
    }
    .card{
      background:var(--panel);
      border:1px solid rgba(141,118,104,.18);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .card-inner{padding:18px}
    .card h3{
      margin:0 0 10px;
      font-size:18px;
      line-height:1.25;
      color:var(--strong);
      font-weight:800;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .card-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:14px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:#f6ece4;
      border:1px solid rgba(141,118,104,.16);
      color:#5b453a;
      font-size:12px;
      font-weight:700;
    }
    .badge.hot{
      background:rgba(197,138,57,.12);
      border-color:rgba(197,138,57,.2);
      color:#8b5a18;
    }
    .badge.ok{
      background:rgba(81,123,99,.12);
      border-color:rgba(81,123,99,.18);
      color:#3f6b53;
    }
    .preview-list{
      display:grid;
      gap:12px;
    }
    .preview-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:12px;
      align-items:start;
      padding:14px 15px;
      background:#fff;
      border:1px solid rgba(141,118,104,.16);
      border-radius:12px;
    }
    .preview-num{
      width:30px;height:30px;
      border-radius:9px;
      display:grid;
      place-items:center;
      background:rgba(143,45,43,.1);
      color:var(--primary);
      font-weight:800;
      font-size:13px;
      flex:none;
    }
    .preview-item h4{
      margin:0 0 4px;
      font-size:15px;
      color:var(--strong);
      font-weight:800;
    }
    .preview-item small{
      color:var(--muted);
      font-size:13px;
    }
    .preview-status{
      color:var(--accent);
      font-weight:800;
      font-size:12px;
      white-space:nowrap;
      padding-top:4px;
    }
    .timeline{
      display:grid;
      gap:12px;
      position:relative;
    }
    .timeline:before{
      content:'';
      position:absolute;
      left:18px;
      top:8px;
      bottom:8px;
      width:2px;
      background:linear-gradient(180deg, rgba(143,45,43,.35), rgba(197,138,57,.24));
    }
    .timeline-item{
      display:grid;
      grid-template-columns:36px 1fr;
      gap:12px;
      align-items:start;
    }
    .timeline-dot{
      width:36px;height:36px;
      border-radius:50%;
      background:#fff;
      border:2px solid var(--primary);
      display:grid;
      place-items:center;
      color:var(--primary);
      font-weight:800;
      position:relative;
      z-index:1;
    }
    .timeline-body{
      background:#fff;
      border:1px solid rgba(141,118,104,.16);
      border-radius:12px;
      padding:14px 15px;
    }
    .timeline-body strong{
      display:flex;
      justify-content:space-between;
      gap:10px;
      margin-bottom:6px;
      color:var(--strong);
    }
    .timeline-body span{
      color:var(--muted);
      font-size:14px;
    }
    .timeline-body em{
      display:inline-block;
      margin-top:8px;
      font-style:normal;
      font-size:12px;
      color:var(--primary);
      font-weight:800;
    }
    .rule-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:14px;
    }
    .rule{
      padding:16px;
      border-radius:12px;
      background:linear-gradient(180deg, #fff, #fff7f2);
      border:1px solid rgba(141,118,104,.16);
    }
    .rule strong{
      display:block;
      margin-bottom:8px;
      color:var(--strong);
      font-size:15px;
      font-weight:800;
    }
    .rule p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .faq{
      display:grid;
      gap:12px;
    }
    .faq-item{
      background:var(--panel);
      border:1px solid rgba(141,118,104,.18);
      border-radius:12px;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:16px 18px;
      font-weight:800;
      color:var(--strong);
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary i{
      color:var(--primary);
      transition:transform .2s ease;
    }
    .faq-item[open] summary i{transform:rotate(180deg)}
    .faq-answer{
      padding:0 18px 16px;
      color:var(--muted);
      font-size:14px;
    }
    .cta-band{
      margin:18px 0 0;
      padding:18px;
      border-radius:calc(var(--radius) + 2px);
      border:1px solid rgba(143,45,43,.18);
      background:
        linear-gradient(135deg, rgba(143,45,43,.08), rgba(197,138,57,.08)),
        #fff;
      box-shadow:var(--shadow);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .cta-band strong{
      display:block;
      font-size:18px;
      color:var(--strong);
      margin-bottom:5px;
    }
    .cta-band p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      max-width:64ch;
    }
    .footer{
      margin-top:20px;
      border-top:1px solid rgba(141,118,104,.18);
      background:rgba(36,24,22,.96);
      color:rgba(255,255,255,.82);
    }
    .footer-inner{
      padding:28px 0 90px;
    }
    .footer-top{
      display:grid;
      grid-template-columns:minmax(0,1.3fr) repeat(3, minmax(0,.7fr));
      gap:18px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      flex-direction:column;
      gap:12px;
      padding-right:18px;
    }
    .footer-brand .brand{
      background:rgba(255,255,255,.06);
      color:#fff;
      border-color:rgba(255,255,255,.12);
      box-shadow:none;
      justify-content:flex-start;
      width:fit-content;
    }
    .footer-brand p{
      margin:0;
      color:rgba(255,255,255,.72);
      font-size:14px;
      max-width:40ch;
    }
    .footer-col h4{
      margin:0 0 12px;
      color:#fff;
      font-size:15px;
      font-weight:800;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,255,255,.76);
      font-size:14px;
    }
    .footer-links a:hover{color:#fff}
    .footer-note{
      margin-top:22px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      gap:12px;
      color:rgba(255,255,255,.6);
      font-size:13px;
    }
    .fixed-cta{
      position:fixed;
      left:0;
      right:0;
      bottom:0;
      z-index:70;
      display:none;
      background:rgba(33,23,21,.95);
      border-top:1px solid rgba(255,255,255,.08);
      backdrop-filter:blur(10px);
      padding:10px 14px calc(10px + env(safe-area-inset-bottom));
    }
    .fixed-cta .inner{
      width:min(var(--container), 100%);
      margin:0 auto;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:10px;
    }
    .fixed-cta .btn{
      width:100%;
      justify-content:center;
      border-radius:12px;
      min-height:48px;
    }
    .mini-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:10px;
    }
    .mini-links a{
      color:rgba(255,255,255,.78);
      font-size:13px;
      border-bottom:1px solid rgba(255,255,255,.18);
      padding-bottom:2px;
    }
    .news-layout{
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(290px,.85fr);
      gap:18px;
    }
    .news-list{
      display:grid;
      gap:12px;
    }
    .news-item{
      padding:14px 15px;
      border-radius:12px;
      background:#fff;
      border:1px solid rgba(141,118,104,.16);
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:flex-start;
    }
    .news-item strong{
      display:block;
      font-size:15px;
      margin-bottom:6px;
      color:var(--strong);
    }
    .news-item p{
      margin:0;
      color:var(--muted);
      font-size:13px;
    }
    .news-item span{
      color:var(--accent);
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
      padding-top:2px;
    }
    .side-box{
      padding:18px;
      border-radius:var(--radius);
      background:linear-gradient(180deg, #fff, #fff7f2);
      border:1px solid rgba(141,118,104,.16);
      position:sticky;
      top:98px;
    }
    .side-box h3{
      margin:0 0 10px;
      font-size:18px;
      color:var(--strong);
      font-weight:900;
    }
    .side-box p{
      margin:0 0 14px;
      color:var(--muted);
      font-size:14px;
    }
    .side-box .btn{
      width:100%;
      justify-content:center;
    }
    .steps{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:14px;
    }
    .step{
      padding:16px;
      background:#fff;
      border:1px solid rgba(141,118,104,.16);
      border-radius:12px;
      min-height:162px;
    }
    .step strong{
      display:block;
      margin:10px 0 8px;
      color:var(--strong);
      font-size:16px;
      font-weight:800;
    }
    .step p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .step-num{
      width:34px;height:34px;border-radius:10px;
      display:grid;place-items:center;
      background:rgba(143,45,43,.1);
      color:var(--primary);
      font-weight:900;
      font-size:14px;
    }
    .split-box{
      display:grid;
      grid-template-columns:minmax(0,1fr) minmax(0,1fr);
      gap:14px;
    }
    .split-panel{
      padding:18px;
      background:#fff;
      border:1px solid rgba(141,118,104,.16);
      border-radius:12px;
    }
    .split-panel h3{
      margin:0 0 12px;
      color:var(--strong);
      font-size:17px;
      font-weight:800;
    }
    .list-plain{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .list-plain li{
      padding-left:18px;
      position:relative;
      color:var(--muted);
      font-size:14px;
    }
    .list-plain li:before{
      content:'';
      position:absolute;
      left:0;
      top:10px;
      width:8px;height:8px;
      border-radius:50%;
      background:var(--accent);
    }
    .table-wrap{
      overflow:auto;
      border:1px solid rgba(141,118,104,.16);
      border-radius:12px;
      background:#fff;
    }
    table{
      width:100%;
      border-collapse:collapse;
      min-width:620px;
    }
    th,td{
      padding:14px 16px;
      border-bottom:1px solid rgba(141,118,104,.12);
      text-align:left;
      font-size:14px;
    }
    th{
      background:#fbf5ef;
      color:var(--strong);
      font-weight:800;
    }
    td{color:var(--muted)}
    tr:last-child td{border-bottom:none}
    .sr-only{
      position:absolute;
      width:1px;height:1px;
      padding:0;margin:-1px;
      overflow:hidden;clip:rect(0,0,0,0);
      white-space:nowrap;border:0;
    }
    .focusable:focus,
    .btn:focus,
    .menu-toggle:focus,
    a:focus{
      outline:3px solid rgba(197,138,57,.35);
      outline-offset:2px;
    }
    @media (max-width: 1024px){
      .hero-grid,
      .grid-2-1,
      .news-layout,
      .footer-top{
        grid-template-columns:1fr;
      }
      .side-box{position:static}
      .steps{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .grid-3{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .nav-shell{
        grid-template-columns:auto 1fr auto;
      }
    }
    @media (max-width: 768px){
      .nav-group.left,
      .nav-group.right{
        display:none;
      }
      .menu-toggle{
        display:inline-flex;
      }
      .nav-shell{
        grid-template-columns:1fr auto;
      }
      .brand{
        justify-content:center;
        width:100%;
      }
      .hero-grid{
        padding:20px;
      }
      .hero h1{max-width:100%}
      .metric-row,
      .grid-3,
      .rule-grid,
      .split-box{
        grid-template-columns:1fr;
      }
      .section-header{
        flex-direction:column;
        align-items:flex-start;
      }
      .cta-band{
        flex-direction:column;
        align-items:flex-start;
      }
      .footer-top{
        gap:24px;
      }
    }
    @media (max-width: 520px){
      .container-wide{width:min(var(--container), calc(100% - 22px))}
      .hero{padding-top:18px}
      .hero h1{font-size:32px}
      .hero-copy{font-size:15px}
      .hero-actions{gap:10px}
      .btn{width:100%;justify-content:center}
      .steps{grid-template-columns:1fr}
      .preview-item{
        grid-template-columns:auto 1fr;
      }
      .preview-status{
        grid-column:2;
        padding-top:0;
      }
      .fixed-cta{display:block}
      .footer-inner{padding-bottom:126px}
      .nav-shell{
        min-height:66px;
        padding:10px 0;
      }
      .brand{
        font-size:16px;
        padding:9px 12px;
      }
    }

/* roulang page: category1 */
:root {
      --ink: #191514;
      --ink-soft: #4d4541;
      --muted: #786d67;
      --wine: #7c1830;
      --wine-deep: #4b0f1f;
      --wine-soft: #a7334f;
      --copper: #b97835;
      --ember: #e95f32;
      --lime: #c8f05a;
      --ivory: #fffaf0;
      --paper: #f7f1e7;
      --panel: #ffffff;
      --line: rgba(78, 52, 44, .16);
      --line-dark: rgba(255, 250, 240, .18);
      --shadow: 0 16px 38px rgba(49, 25, 24, .12);
      --shadow-short: 0 8px 20px rgba(49, 25, 24, .10);
      --radius: 8px;
      --radius-sm: 6px;
      --header-h: 78px;
      --ease: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--ink);
      background:
        linear-gradient(90deg, rgba(124, 24, 48, .035) 1px, transparent 1px),
        linear-gradient(0deg, rgba(124, 24, 48, .035) 1px, transparent 1px),
        var(--paper);
      background-size: 34px 34px;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      line-height: 1.72;
      letter-spacing: 0;
      padding-bottom: 78px;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--ease), background var(--ease), border-color var(--ease), transform var(--ease), box-shadow var(--ease);
    }

    a:hover,
    a:focus {
      color: var(--wine);
    }

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    img {
      max-width: 100%;
      display: block;
    }

    .container-wide {
      width: min(1180px, calc(100% - 40px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 250, 240, .92);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(18px);
    }

    .header-inner {
      min-height: var(--header-h);
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 18px;
    }

    .nav-group {
      display: flex;
      align-items: center;
    }

    .nav-group.left {
      justify-content: flex-end;
    }

    .nav-group.right {
      justify-content: flex-start;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .nav-links a {
      display: inline-flex;
      align-items: center;
      min-height: 42px;
      padding: 0 15px;
      border: 1px solid transparent;
      border-radius: var(--radius-sm);
      color: var(--ink-soft);
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
    }

    .nav-links a:hover {
      color: var(--wine);
      border-color: rgba(124, 24, 48, .18);
      background: rgba(124, 24, 48, .06);
    }

    .nav-links a.active {
      color: var(--ivory);
      background: var(--wine);
      border-color: var(--wine);
      box-shadow: 0 8px 18px rgba(124, 24, 48, .18);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      color: var(--ink);
      font-weight: 900;
      letter-spacing: 0;
      white-space: nowrap;
    }

    .brand:hover {
      color: var(--wine);
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 50%;
      background:
        radial-gradient(circle at 35% 35%, #fff2cd 0 16%, transparent 17%),
        conic-gradient(from 145deg, var(--copper), var(--wine), var(--wine-deep), var(--ember), var(--copper));
      box-shadow: inset 0 0 0 2px rgba(255, 250, 240, .65), 0 8px 18px rgba(124, 24, 48, .22);
      flex: 0 0 auto;
    }

    .mobile-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: var(--panel);
      color: var(--wine);
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow-short);
    }

    .mobile-panel {
      display: none;
      border-top: 1px solid var(--line);
      padding: 10px 20px 16px;
      background: rgba(255, 250, 240, .98);
    }

    .mobile-panel a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 12px 10px;
      border-radius: var(--radius-sm);
      color: var(--ink-soft);
      font-weight: 800;
    }

    .mobile-panel a.active {
      color: var(--ivory);
      background: var(--wine);
    }

    .hero {
      position: relative;
      overflow: hidden;
      color: var(--ivory);
      background:
        radial-gradient(circle at 78% 20%, rgba(233, 95, 50, .32), transparent 32%),
        linear-gradient(128deg, rgba(25, 21, 20, .96), rgba(75, 15, 31, .97) 52%, rgba(25, 21, 20, .96));
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(255, 250, 240, .06) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255, 250, 240, .05) 1px, transparent 1px);
      background-size: 40px 40px;
      opacity: .42;
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      padding: 62px 0 42px;
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(340px, .95fr);
      gap: 38px;
      align-items: center;
    }

    .crumbs {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: rgba(255, 250, 240, .72);
      font-size: 13px;
      margin-bottom: 18px;
    }

    .crumbs a {
      color: rgba(255, 250, 240, .78);
      border-bottom: 1px solid rgba(255, 250, 240, .24);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 10px;
      border: 1px solid rgba(255, 250, 240, .2);
      border-radius: var(--radius-sm);
      background: rgba(255, 250, 240, .08);
      color: #ffe9bf;
      font-weight: 800;
      font-size: 13px;
      margin-bottom: 18px;
    }

    .hero h1 {
      margin: 0;
      color: var(--ivory);
      font-size: clamp(34px, 5vw, 62px);
      line-height: 1.08;
      font-weight: 950;
      max-width: 760px;
      letter-spacing: 0;
    }

    .hero-lead {
      margin: 20px 0 0;
      max-width: 720px;
      color: rgba(255, 250, 240, .82);
      font-size: 18px;
      line-height: 1.72;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .btn-main,
    .btn-ghost,
    .btn-light {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 48px;
      padding: 0 20px;
      border-radius: var(--radius-sm);
      font-weight: 900;
      border: 1px solid transparent;
      line-height: 1.2;
    }

    .btn-main {
      color: #22110c;
      background: var(--lime);
      border-color: rgba(200, 240, 90, .88);
      box-shadow: 0 12px 24px rgba(200, 240, 90, .18);
    }

    .btn-main:hover,
    .btn-main:focus {
      color: #22110c;
      transform: translateY(-2px);
      box-shadow: 0 16px 28px rgba(200, 240, 90, .25);
    }

    .btn-ghost {
      color: var(--ivory);
      border-color: rgba(255, 250, 240, .26);
      background: rgba(255, 250, 240, .08);
    }

    .btn-ghost:hover,
    .btn-ghost:focus {
      color: var(--ivory);
      border-color: rgba(255, 250, 240, .46);
      background: rgba(255, 250, 240, .14);
      transform: translateY(-2px);
    }

    .btn-light {
      color: var(--wine-deep);
      background: var(--panel);
      border-color: var(--line);
      box-shadow: var(--shadow-short);
    }

    .btn-light:hover,
    .btn-light:focus {
      color: var(--wine);
      transform: translateY(-2px);
      box-shadow: var(--shadow);
    }

    .trust-strip {
      margin-top: 26px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      border: 1px solid rgba(255, 250, 240, .18);
      background: rgba(255, 250, 240, .08);
      border-radius: var(--radius);
      overflow: hidden;
    }

    .trust-item {
      padding: 14px 16px;
      border-right: 1px solid rgba(255, 250, 240, .14);
    }

    .trust-item:last-child {
      border-right: 0;
    }

    .trust-item strong {
      display: block;
      color: #ffe9bf;
      font-size: 15px;
      line-height: 1.3;
    }

    .trust-item span {
      display: block;
      color: rgba(255, 250, 240, .7);
      font-size: 12px;
      margin-top: 3px;
    }

    .poster-board {
      position: relative;
      min-height: 438px;
      border: 1px solid rgba(255, 250, 240, .18);
      border-radius: 10px;
      background:
        linear-gradient(160deg, rgba(255, 250, 240, .13), rgba(255, 250, 240, .04)),
        rgba(255, 250, 240, .06);
      box-shadow: 0 26px 70px rgba(0, 0, 0, .28);
      overflow: hidden;
      padding: 22px;
    }

    .poster-board::after {
      content: "";
      position: absolute;
      inset: 22px;
      border: 1px solid rgba(255, 250, 240, .12);
      border-radius: 8px;
      pointer-events: none;
    }

    .poster-top {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      gap: 16px;
      position: relative;
      z-index: 2;
    }

    .heat-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 10px;
      border-radius: var(--radius-sm);
      color: #321207;
      background: var(--lime);
      font-weight: 950;
      font-size: 13px;
    }

    .poster-count {
      text-align: right;
      color: rgba(255, 250, 240, .72);
      font-size: 12px;
    }

    .poster-count strong {
      display: block;
      color: var(--ivory);
      font-size: 28px;
      line-height: 1;
    }

    .poster-title {
      position: relative;
      z-index: 2;
      margin-top: 76px;
      max-width: 360px;
    }

    .poster-title h2 {
      color: var(--ivory);
      margin: 0;
      font-size: 32px;
      line-height: 1.16;
      font-weight: 950;
    }

    .poster-title p {
      color: rgba(255, 250, 240, .76);
      margin: 12px 0 0;
      font-size: 14px;
    }

    .poster-matrix {
      position: absolute;
      right: 24px;
      bottom: 24px;
      left: 24px;
      z-index: 2;
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 12px;
      align-items: end;
    }

    .matrix-card {
      border-radius: var(--radius);
      border: 1px solid rgba(255, 250, 240, .16);
      background: rgba(25, 21, 20, .44);
      padding: 14px;
    }

    .matrix-card .label {
      color: rgba(255, 250, 240, .62);
      font-size: 12px;
      font-weight: 800;
    }

    .matrix-card .value {
      color: var(--ivory);
      font-size: 22px;
      font-weight: 950;
      margin-top: 4px;
    }

    .progress-line {
      margin-top: 10px;
      height: 8px;
      border-radius: 999px;
      background: rgba(255, 250, 240, .12);
      overflow: hidden;
    }

    .progress-line span {
      display: block;
      width: 78%;
      height: 100%;
      background: linear-gradient(90deg, var(--lime), #ffd87a);
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 72px 0;
    }

    .section.tight {
      padding: 54px 0;
    }

    .section-dark {
      color: var(--ivory);
      background:
        linear-gradient(135deg, var(--wine-deep), #211513 74%);
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .82fr) minmax(260px, .38fr);
      align-items: end;
      gap: 30px;
      margin-bottom: 28px;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--wine);
      font-weight: 950;
      font-size: 13px;
      margin-bottom: 10px;
    }

    .section-dark .section-kicker {
      color: #ffe0a2;
    }

    .section h2 {
      margin: 0;
      color: var(--ink);
      font-size: clamp(26px, 3.2vw, 40px);
      line-height: 1.18;
      font-weight: 950;
      letter-spacing: 0;
    }

    .section-dark h2 {
      color: var(--ivory);
    }

    .section-summary {
      margin: 0;
      color: var(--muted);
      font-size: 16px;
    }

    .section-dark .section-summary {
      color: rgba(255, 250, 240, .72);
    }

    .filter-bar {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 22px;
      padding: 14px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 250, 240, .82);
      box-shadow: var(--shadow-short);
    }

    .chip {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 36px;
      padding: 0 12px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: var(--panel);
      color: var(--ink-soft);
      font-size: 13px;
      font-weight: 850;
    }

    .chip.active,
    .chip:hover {
      color: var(--ivory);
      border-color: var(--wine);
      background: var(--wine);
    }

    .layout-with-rail {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 320px;
      gap: 26px;
      align-items: start;
    }

    .topic-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .topic-card {
      position: relative;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 250, 240, .94);
      padding: 20px;
      box-shadow: var(--shadow-short);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
      min-height: 216px;
    }

    .topic-card:hover {
      transform: translateY(-3px);
      border-color: rgba(124, 24, 48, .32);
      box-shadow: var(--shadow);
    }

    .topic-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 16px;
    }

    .topic-tag {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 6px 9px;
      border-radius: var(--radius-sm);
      background: rgba(124, 24, 48, .08);
      color: var(--wine);
      font-size: 12px;
      font-weight: 950;
    }

    .topic-status {
      color: var(--copper);
      font-size: 12px;
      font-weight: 950;
    }

    .topic-card h3 {
      margin: 0;
      color: var(--ink);
      font-size: 20px;
      line-height: 1.28;
      font-weight: 950;
    }

    .topic-card p {
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 14px;
    }

    .topic-foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-top: 18px;
      padding-top: 14px;
      border-top: 1px solid var(--line);
    }

    .heat-meter {
      width: 118px;
      height: 8px;
      border-radius: 999px;
      background: rgba(124, 24, 48, .12);
      overflow: hidden;
    }

    .heat-meter span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--wine), var(--ember));
    }

    .topic-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--wine);
      font-size: 13px;
      font-weight: 950;
    }

    .summary-rail {
      position: sticky;
      top: calc(var(--header-h) + 18px);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--panel);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .rail-head {
      color: var(--ivory);
      background: linear-gradient(135deg, var(--wine), var(--wine-deep));
      padding: 18px;
    }

    .rail-head strong {
      display: block;
      font-size: 18px;
      line-height: 1.25;
    }

    .rail-head span {
      display: block;
      color: rgba(255, 250, 240, .72);
      font-size: 13px;
      margin-top: 6px;
    }

    .rail-body {
      padding: 18px;
    }

    .rail-list {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 12px;
    }

    .rail-list li {
      display: grid;
      grid-template-columns: 24px 1fr;
      gap: 10px;
      color: var(--ink-soft);
      font-size: 14px;
    }

    .rail-list i {
      color: var(--wine);
      margin-top: 4px;
    }

    .rail-cta {
      margin-top: 18px;
      display: grid;
      gap: 10px;
    }

    .status-strip {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      border: 1px solid var(--line);
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--panel);
      box-shadow: var(--shadow-short);
    }

    .status-box {
      padding: 18px;
      border-right: 1px solid var(--line);
    }

    .status-box:last-child {
      border-right: 0;
    }

    .status-box b {
      display: block;
      color: var(--wine);
      font-size: 26px;
      line-height: 1;
    }

    .status-box span {
      display: block;
      margin-top: 8px;
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

    .flow-panel {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 26px;
      align-items: stretch;
    }

    .flow-card {
      border: 1px solid rgba(255, 250, 240, .18);
      border-radius: var(--radius);
      background: rgba(255, 250, 240, .08);
      padding: 24px;
    }

    .flow-card h3 {
      margin: 0;
      color: var(--ivory);
      font-size: 24px;
      line-height: 1.25;
      font-weight: 950;
    }

    .flow-card p {
      color: rgba(255, 250, 240, .72);
      margin: 12px 0 0;
    }

    .flow-steps {
      display: grid;
      gap: 12px;
    }

    .flow-step {
      display: grid;
      grid-template-columns: 46px 1fr;
      gap: 14px;
      align-items: start;
      padding: 16px;
      border: 1px solid rgba(255, 250, 240, .16);
      border-radius: var(--radius);
      background: rgba(255, 250, 240, .06);
    }

    .flow-num {
      display: inline-flex;
      width: 38px;
      height: 38px;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      color: #26110c;
      background: var(--lime);
      font-weight: 950;
    }

    .flow-step strong {
      display: block;
      color: var(--ivory);
      font-size: 16px;
      line-height: 1.35;
    }

    .flow-step span {
      display: block;
      margin-top: 4px;
      color: rgba(255, 250, 240, .68);
      font-size: 13px;
    }

    .reward-row {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
    }

    .reward-card {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--panel);
      padding: 20px;
      box-shadow: var(--shadow-short);
    }

    .reward-card .icon {
      width: 42px;
      height: 42px;
      border-radius: var(--radius-sm);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--ivory);
      background: var(--wine);
      margin-bottom: 14px;
    }

    .reward-card h3 {
      margin: 0;
      color: var(--ink);
      font-size: 18px;
      font-weight: 950;
    }

    .reward-card p {
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 14px;
    }

    .reward-card small {
      display: inline-flex;
      margin-top: 14px;
      padding: 5px 8px;
      border-radius: var(--radius-sm);
      background: rgba(185, 120, 53, .12);
      color: #8a541d;
      font-weight: 900;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .72fr 1.28fr;
      gap: 34px;
      align-items: start;
    }

    .faq-list {
      display: grid;
      gap: 12px;
    }

    .faq-item {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--panel);
      box-shadow: var(--shadow-short);
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      min-height: 58px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 0 18px;
      color: var(--ink);
      background: transparent;
      border: 0;
      text-align: left;
      font-weight: 950;
    }

    .faq-question i {
      color: var(--wine);
      transition: transform var(--ease);
    }

    .faq-item.open .faq-question i {
      transform: rotate(45deg);
    }

    .faq-answer {
      display: none;
      padding: 0 18px 18px;
      color: var(--muted);
      font-size: 14px;
    }

    .faq-item.open .faq-answer {
      display: block;
    }

    .cta-band {
      position: relative;
      color: var(--ivory);
      background:
        radial-gradient(circle at 84% 22%, rgba(200, 240, 90, .18), transparent 28%),
        linear-gradient(135deg, #241312, var(--wine-deep));
      border-top: 1px solid rgba(255, 250, 240, .12);
      border-bottom: 1px solid rgba(255, 250, 240, .12);
    }

    .cta-inner {
      padding: 54px 0;
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 28px;
      align-items: center;
    }

    .cta-inner h2 {
      margin: 0;
      color: var(--ivory);
      font-size: clamp(26px, 3vw, 42px);
      line-height: 1.18;
      font-weight: 950;
    }

    .cta-inner p {
      max-width: 760px;
      margin: 12px 0 0;
      color: rgba(255, 250, 240, .72);
    }

    .footer {
      background: #171210;
      color: rgba(255, 250, 240, .76);
      padding: 42px 0 26px;
    }

    .footer-inner {
      display: grid;
      gap: 26px;
    }

    .footer-top {
      display: grid;
      grid-template-columns: minmax(260px, 1.35fr) repeat(3, minmax(120px, .55fr));
      gap: 26px;
      align-items: start;
    }

    .footer-brand p {
      margin: 14px 0 0;
      max-width: 420px;
      color: rgba(255, 250, 240, .62);
      font-size: 14px;
    }

    .footer .brand {
      color: var(--ivory);
      justify-content: flex-start;
    }

    .footer-col h4 {
      margin: 0 0 12px;
      color: var(--ivory);
      font-size: 14px;
      font-weight: 950;
    }

    .footer-links {
      display: grid;
      gap: 8px;
    }

    .footer-links a {
      color: rgba(255, 250, 240, .62);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--lime);
    }

    .footer-note {
      padding-top: 22px;
      border-top: 1px solid rgba(255, 250, 240, .12);
      display: flex;
      justify-content: space-between;
      gap: 14px;
      color: rgba(255, 250, 240, .52);
      font-size: 13px;
    }

    .fixed-cta {
      position: fixed;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 60;
      display: none;
      background: rgba(23, 18, 16, .94);
      border-top: 1px solid rgba(255, 250, 240, .14);
      padding: 10px 14px;
      backdrop-filter: blur(14px);
    }

    .fixed-cta-inner {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 12px;
      align-items: center;
    }

    .fixed-cta strong {
      display: block;
      color: var(--ivory);
      font-size: 14px;
      line-height: 1.25;
    }

    .fixed-cta span {
      display: block;
      color: rgba(255, 250, 240, .62);
      font-size: 12px;
      line-height: 1.3;
      margin-top: 2px;
    }

    .fixed-cta .btn-main {
      min-height: 42px;
      padding: 0 14px;
      font-size: 13px;
    }

    a:focus,
    button:focus {
      outline: 3px solid rgba(200, 240, 90, .55);
      outline-offset: 3px;
    }

    @media screen and (max-width: 1024px) {
      .hero-inner,
      .layout-with-rail,
      .flow-panel,
      .faq-wrap {
        grid-template-columns: 1fr;
      }

      .summary-rail {
        position: static;
      }

      .section-head {
        grid-template-columns: 1fr;
        gap: 12px;
      }

      .poster-board {
        min-height: 390px;
      }

      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media screen and (max-width: 768px) {
      :root {
        --header-h: 64px;
      }

      body {
        padding-bottom: 76px;
      }

      .container-wide {
        width: min(100% - 28px, 1180px);
      }

      .header-inner {
        min-height: var(--header-h);
        grid-template-columns: auto 1fr auto;
      }

      .desktop-only {
        display: none;
      }

      .mobile-toggle {
        display: inline-flex;
      }

      .brand {
        font-size: 15px;
        white-space: normal;
        line-height: 1.15;
        text-align: center;
      }

      .brand-mark {
        width: 30px;
        height: 30px;
      }

      .mobile-panel.open {
        display: grid;
      }

      .hero-inner {
        padding: 42px 0 32px;
        gap: 24px;
      }

      .hero h1 {
        font-size: clamp(30px, 9vw, 44px);
      }

      .hero-lead {
        font-size: 16px;
      }

      .hero-actions {
        display: grid;
      }

      .trust-strip,
      .status-strip,
      .reward-row {
        grid-template-columns: 1fr;
      }

      .trust-item,
      .status-box {
        border-right: 0;
        border-bottom: 1px solid rgba(255, 250, 240, .14);
      }

      .status-box {
        border-bottom-color: var(--line);
      }

      .trust-item:last-child,
      .status-box:last-child {
        border-bottom: 0;
      }

      .topic-grid {
        grid-template-columns: 1fr;
      }

      .poster-board {
        min-height: 360px;
        padding: 18px;
      }

      .poster-title {
        margin-top: 48px;
      }

      .poster-matrix {
        grid-template-columns: 1fr;
        right: 18px;
        left: 18px;
        bottom: 18px;
      }

      .section {
        padding: 54px 0;
      }

      .cta-inner {
        grid-template-columns: 1fr;
        padding: 44px 0;
      }

      .footer-top {
        grid-template-columns: 1fr;
      }

      .footer-note {
        flex-direction: column;
      }

      .fixed-cta {
        display: block;
      }
    }

    @media screen and (max-width: 520px) {
      .hero {
        border-bottom-left-radius: 0;
        border-bottom-right-radius: 0;
      }

      .filter-bar {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 12px;
      }

      .chip {
        flex: 0 0 auto;
      }

      .poster-title h2 {
        font-size: 25px;
      }

      .topic-card,
      .reward-card,
      .flow-card,
      .flow-step {
        padding: 16px;
      }

      .btn-main,
      .btn-ghost,
      .btn-light {
        width: 100%;
        min-height: 48px;
      }

      .fixed-cta .btn-main {
        width: auto;
        white-space: nowrap;
      }
    }

/* roulang page: category2 */
:root {
      --color-ink: #221817;
      --color-muted: #6d605c;
      --color-soft: #f8f2ea;
      --color-paper: #fffaf3;
      --color-line: #e5d8ca;
      --color-wine: #7b1f2b;
      --color-wine-dark: #54131d;
      --color-copper: #b46d34;
      --color-gold: #d9a441;
      --color-alert: #ff6b35;
      --color-green: #7a9f2d;
      --shadow-sm: 0 8px 22px rgba(42, 24, 20, .08);
      --shadow-md: 0 18px 46px rgba(42, 24, 20, .14);
      --radius: 8px;
      --radius-lg: 10px;
      --nav-height: 78px;
      --container: 1180px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
      color: var(--color-ink);
      line-height: 1.72;
      background:
        linear-gradient(90deg, rgba(123, 31, 43, .035) 1px, transparent 1px),
        linear-gradient(180deg, rgba(123, 31, 43, .03) 1px, transparent 1px),
        var(--color-paper);
      background-size: 32px 32px;
      padding-bottom: 78px;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease, background-color .2s ease, border-color .2s ease, transform .2s ease;
    }

    img {
      max-width: 100%;
      display: block;
    }

    button,
    .button {
      font-family: inherit;
    }

    a:focus,
    button:focus {
      outline: 3px solid rgba(217, 164, 65, .45);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 250, 243, .94);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(123, 31, 43, .14);
      box-shadow: 0 8px 24px rgba(42, 24, 20, .06);
    }

    .nav-shell {
      min-height: var(--nav-height);
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 22px;
    }

    .nav-group {
      display: flex;
      align-items: center;
    }

    .nav-group.left {
      justify-content: flex-end;
    }

    .nav-group.right {
      justify-content: flex-start;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
    }

    .nav-links a {
      min-height: 40px;
      display: inline-flex;
      align-items: center;
      padding: 9px 14px;
      border-radius: var(--radius);
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
      border: 1px solid transparent;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--color-wine);
      background: #fff4e6;
      border-color: rgba(180, 109, 52, .28);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 900;
      color: var(--color-wine-dark);
      letter-spacing: 0;
      white-space: nowrap;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 8px;
      background:
        linear-gradient(135deg, var(--color-wine), var(--color-copper));
      position: relative;
      box-shadow: inset 0 0 0 1px rgba(255,255,255,.25), 0 8px 18px rgba(123, 31, 43, .22);
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 8px;
      border: 2px solid rgba(255,255,255,.82);
      border-radius: 5px;
      transform: rotate(45deg);
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 42px;
      padding: 9px 16px;
      border-radius: var(--radius);
      color: #fff;
      background: var(--color-wine);
      font-weight: 800;
      box-shadow: 0 10px 20px rgba(123, 31, 43, .18);
    }

    .nav-cta:hover {
      color: #fff;
      transform: translateY(-1px);
      background: var(--color-wine-dark);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      align-items: center;
      justify-content: center;
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      color: var(--color-wine);
      background: #fffaf3;
      cursor: pointer;
    }

    .hero {
      padding: 54px 0 34px;
      background:
        radial-gradient(circle at 82% 10%, rgba(217, 164, 65, .20), transparent 26%),
        linear-gradient(135deg, #fffaf3 0%, #f4e7d8 100%);
      border-bottom: 1px solid var(--color-line);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.02fr) minmax(340px, .78fr);
      gap: 34px;
      align-items: stretch;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 11px;
      color: var(--color-wine);
      background: rgba(123, 31, 43, .08);
      border: 1px solid rgba(123, 31, 43, .14);
      border-radius: 999px;
      font-size: 13px;
      font-weight: 800;
    }

    .hero h1 {
      margin: 18px 0 14px;
      font-size: clamp(34px, 5vw, 58px);
      line-height: 1.08;
      letter-spacing: 0;
      color: var(--color-ink);
      max-width: 820px;
      font-weight: 950;
    }

    .hero-lead {
      max-width: 720px;
      color: #584b47;
      font-size: 18px;
      margin: 0 0 22px;
    }

    .hero-actions,
    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
      margin-top: 22px;
    }

    .btn-main,
    .btn-sub {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 50px;
      padding: 13px 20px;
      border-radius: var(--radius);
      font-weight: 900;
      border: 1px solid transparent;
      cursor: pointer;
      transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease, border-color .2s ease;
    }

    .btn-main {
      color: #fff;
      background: var(--color-wine);
      box-shadow: 0 14px 28px rgba(123, 31, 43, .24);
    }

    .btn-main:hover {
      color: #fff;
      transform: translateY(-2px);
      background: var(--color-wine-dark);
      box-shadow: 0 20px 36px rgba(123, 31, 43, .28);
    }

    .btn-sub {
      color: var(--color-wine);
      background: rgba(255,255,255,.72);
      border-color: rgba(123, 31, 43, .2);
    }

    .btn-sub:hover {
      color: var(--color-wine-dark);
      transform: translateY(-2px);
      border-color: rgba(123, 31, 43, .38);
      background: #fff;
    }

    .flash-panel {
      background: #2b1917;
      color: #fff;
      border-radius: var(--radius-lg);
      padding: 18px;
      box-shadow: var(--shadow-md);
      position: relative;
      overflow: hidden;
    }

    .flash-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 10px 12px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.14);
      border-radius: var(--radius);
      margin-bottom: 16px;
    }

    .flash-bar strong {
      color: #ffe0a1;
    }

    .countdown {
      display: flex;
      gap: 6px;
      font-weight: 900;
      color: #2b1917;
    }

    .countdown span {
      min-width: 34px;
      text-align: center;
      padding: 4px 6px;
      border-radius: 6px;
      background: #ffe0a1;
    }

    .deal-card {
      display: grid;
      gap: 14px;
    }

    .deal-title {
      font-size: 24px;
      font-weight: 950;
      line-height: 1.25;
      color: #fff;
      margin: 0;
    }

    .deal-list {
      display: grid;
      gap: 10px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .deal-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: rgba(255,255,255,.84);
      padding: 10px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.06);
    }

    .deal-list i {
      color: #ffe0a1;
      margin-top: 4px;
    }

    .trust-strip {
      margin-top: 22px;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 10px;
    }

    .trust-item {
      background: rgba(255,255,255,.68);
      border: 1px solid rgba(123, 31, 43, .13);
      border-radius: var(--radius);
      padding: 12px;
      font-weight: 800;
      color: var(--color-wine-dark);
      box-shadow: var(--shadow-sm);
    }

    .trust-item span {
      display: block;
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 600;
      margin-top: 2px;
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 70px 0;
    }

    .section.tight {
      padding: 48px 0;
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 28px;
    }

    .section-kicker {
      color: var(--color-copper);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: 0;
      margin-bottom: 8px;
    }

    .section h2 {
      margin: 0;
      font-size: clamp(26px, 3.2vw, 40px);
      line-height: 1.18;
      color: var(--color-ink);
      font-weight: 950;
    }

    .section-desc {
      margin: 12px 0 0;
      color: var(--color-muted);
      font-size: 16px;
      max-width: 720px;
    }

    .step-wrap {
      display: grid;
      grid-template-columns: .86fr 1.14fr;
      gap: 24px;
      align-items: start;
    }

    .notice-box {
      background: var(--color-wine);
      color: #fff;
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: var(--shadow-md);
      position: sticky;
      top: 98px;
    }

    .notice-box h3 {
      margin: 0 0 10px;
      color: #fff;
      font-size: 24px;
      font-weight: 950;
    }

    .notice-box p {
      margin: 0 0 18px;
      color: rgba(255,255,255,.82);
    }

    .notice-list {
      display: grid;
      gap: 10px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .notice-list li {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 11px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.12);
    }

    .steps {
      display: grid;
      gap: 14px;
    }

    .step-item {
      display: grid;
      grid-template-columns: 70px 1fr auto;
      gap: 16px;
      align-items: center;
      padding: 18px;
      background: rgba(255,255,255,.78);
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-sm);
    }

    .step-num {
      width: 54px;
      height: 54px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: var(--radius);
      color: #fff;
      background: var(--color-wine);
      font-size: 20px;
      font-weight: 950;
    }

    .step-item h3 {
      margin: 0 0 4px;
      font-size: 19px;
      font-weight: 950;
      color: var(--color-ink);
    }

    .step-item p {
      margin: 0;
      color: var(--color-muted);
    }

    .step-state {
      color: var(--color-copper);
      font-weight: 900;
      white-space: nowrap;
    }

    .matrix {
      background: #fff;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .matrix-row {
      display: grid;
      grid-template-columns: 1.1fr 1fr 1fr;
      border-bottom: 1px solid var(--color-line);
    }

    .matrix-row:last-child {
      border-bottom: 0;
    }

    .matrix-cell {
      padding: 16px;
      border-right: 1px solid var(--color-line);
      color: var(--color-muted);
    }

    .matrix-cell:last-child {
      border-right: 0;
    }

    .matrix-head .matrix-cell {
      background: #3a211f;
      color: #fff;
      font-weight: 900;
    }

    .matrix-cell strong {
      color: var(--color-ink);
    }

    .timeline {
      display: grid;
      gap: 16px;
      position: relative;
    }

    .timeline-item {
      display: grid;
      grid-template-columns: 150px 1fr;
      gap: 18px;
      padding: 18px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.74);
      box-shadow: var(--shadow-sm);
    }

    .time-tag {
      align-self: start;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--color-wine);
      font-weight: 950;
      padding: 8px 10px;
      background: #fff1e1;
      border-radius: var(--radius);
      border: 1px solid rgba(180, 109, 52, .22);
    }

    .timeline-item h3 {
      margin: 0 0 6px;
      font-size: 20px;
      font-weight: 950;
    }

    .timeline-item p {
      margin: 0;
      color: var(--color-muted);
    }

    .detail-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .detail-card {
      padding: 20px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-line);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow-sm);
      transition: transform .2s ease, box-shadow .2s ease;
    }

    .detail-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
    }

    .detail-card .icon {
      width: 42px;
      height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      background: var(--color-wine);
      border-radius: var(--radius);
      margin-bottom: 12px;
    }

    .detail-card h3 {
      margin: 0 0 8px;
      font-size: 20px;
      font-weight: 950;
    }

    .detail-card p {
      margin: 0;
      color: var(--color-muted);
    }

    .rule-band {
      background: #2b1917;
      color: #fff;
    }

    .rule-band .section-kicker,
    .rule-band h2 {
      color: #fff;
    }

    .rule-band .section-desc {
      color: rgba(255,255,255,.72);
    }

    .rule-grid {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 14px;
      margin-top: 24px;
    }

    .rule-card {
      padding: 18px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.13);
    }

    .rule-card strong {
      display: block;
      color: #ffe0a1;
      font-size: 18px;
      margin-bottom: 8px;
    }

    .rule-card p {
      margin: 0;
      color: rgba(255,255,255,.78);
    }

    .faq-list {
      display: grid;
      gap: 12px;
      max-width: 920px;
    }

    .faq-item {
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 20px;
      color: var(--color-ink);
      background: transparent;
      border: 0;
      cursor: pointer;
      text-align: left;
      font-size: 17px;
      font-weight: 950;
    }

    .faq-question i {
      color: var(--color-wine);
      transition: transform .2s ease;
    }

    .faq-item.active .faq-question i {
      transform: rotate(45deg);
    }

    .faq-answer {
      display: none;
      padding: 0 20px 18px;
      color: var(--color-muted);
    }

    .faq-item.active .faq-answer {
      display: block;
    }

    .faq-answer p {
      margin: 0;
    }

    .cta-section {
      padding: 58px 0;
      background:
        linear-gradient(135deg, rgba(123, 31, 43, .96), rgba(84, 19, 29, .98));
      color: #fff;
    }

    .cta-box {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 22px;
      align-items: center;
    }

    .cta-box h2 {
      margin: 0 0 8px;
      color: #fff;
      font-size: clamp(26px, 3.2vw, 40px);
      line-height: 1.18;
      font-weight: 950;
    }

    .cta-box p {
      margin: 0;
      color: rgba(255,255,255,.76);
      max-width: 720px;
    }

    .cta-section .btn-main {
      background: #ffe0a1;
      color: #361c19;
      box-shadow: 0 16px 30px rgba(0,0,0,.22);
    }

    .cta-section .btn-main:hover {
      color: #361c19;
      background: #fff1ca;
    }

    .cta-section .btn-sub {
      color: #fff;
      border-color: rgba(255,255,255,.28);
      background: rgba(255,255,255,.08);
    }

    .footer {
      background: #211513;
      color: #fff;
      padding: 46px 0 26px;
    }

    .footer-inner {
      display: grid;
      gap: 28px;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.25fr .75fr .75fr .75fr;
      gap: 26px;
      align-items: start;
    }

    .footer-brand p {
      margin: 14px 0 0;
      color: rgba(255,255,255,.68);
      max-width: 380px;
    }

    .footer .brand {
      color: #fff;
    }

    .footer-col h4 {
      margin: 0 0 12px;
      color: #ffe0a1;
      font-size: 15px;
      font-weight: 950;
    }

    .footer-links {
      display: grid;
      gap: 8px;
    }

    .footer-links a {
      color: rgba(255,255,255,.68);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: #fff;
    }

    .footer-note {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      padding-top: 22px;
      border-top: 1px solid rgba(255,255,255,.12);
      color: rgba(255,255,255,.56);
      font-size: 13px;
      flex-wrap: wrap;
    }

    .fixed-cta {
      position: fixed;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 60;
      background: rgba(255,250,243,.96);
      backdrop-filter: blur(14px);
      border-top: 1px solid rgba(123, 31, 43, .18);
      box-shadow: 0 -10px 30px rgba(42, 24, 20, .12);
    }

    .fixed-inner {
      min-height: 68px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
    }

    .fixed-copy {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--color-wine-dark);
      font-weight: 900;
    }

    .fixed-copy span {
      color: var(--color-muted);
      font-weight: 700;
      font-size: 13px;
      display: block;
    }

    .fixed-cta .btn-main {
      min-height: 44px;
      padding: 10px 16px;
    }

    @media (max-width: 1024px) {
      .nav-shell {
        grid-template-columns: auto 1fr auto;
      }

      .brand {
        justify-self: center;
      }

      .menu-toggle {
        display: inline-flex;
      }

      .nav-group {
        display: none;
      }

      .site-header.open .nav-group {
        display: flex;
        grid-column: 1 / -1;
        justify-content: center;
        width: 100%;
      }

      .site-header.open .nav-links {
        justify-content: center;
      }

      .hero-grid,
      .step-wrap,
      .cta-box {
        grid-template-columns: 1fr;
      }

      .notice-box {
        position: static;
      }

      .trust-strip,
      .rule-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .footer-top {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      body {
        padding-bottom: 86px;
      }

      .container-wide {
        width: min(100% - 28px, var(--container));
      }

      .hero {
        padding-top: 34px;
      }

      .hero-actions,
      .cta-actions {
        align-items: stretch;
      }

      .btn-main,
      .btn-sub {
        width: 100%;
      }

      .trust-strip,
      .detail-grid,
      .rule-grid {
        grid-template-columns: 1fr;
      }

      .step-item {
        grid-template-columns: 54px 1fr;
      }

      .step-state {
        grid-column: 2;
      }

      .matrix {
        overflow-x: auto;
      }

      .matrix-row {
        min-width: 680px;
      }

      .timeline-item {
        grid-template-columns: 1fr;
      }

      .footer-top {
        grid-template-columns: 1fr;
      }

      .fixed-inner {
        align-items: stretch;
        padding: 10px 0;
      }

      .fixed-copy {
        display: none;
      }

      .fixed-cta .btn-main {
        width: 100%;
      }
    }

    @media (max-width: 520px) {
      .brand span:last-child {
        max-width: 210px;
        overflow-wrap: anywhere;
        line-height: 1.18;
      }

      .nav-shell {
        gap: 10px;
        min-height: 68px;
      }

      .flash-bar {
        flex-direction: column;
        align-items: flex-start;
      }

      .countdown span {
        min-width: 30px;
      }

      .section {
        padding: 52px 0;
      }

      .footer-note {
        flex-direction: column;
      }
    }