/* roulang page: index */
:root{
      --bg:#0a0d14;
      --bg-soft:#101521;
      --bg-soft-2:#151c2b;
      --surface:#121927;
      --surface-2:#182133;
      --surface-3:#1f2a41;
      --text:#eef3ff;
      --muted:#a8b2c7;
      --line:rgba(255,255,255,.09);
      --primary:#ff2bd6;
      --primary-2:#00d4ff;
      --accent:#ffb100;
      --good:#39e58c;
      --danger:#ff6b7a;
      --shadow:0 16px 40px rgba(0,0,0,.36);
      --shadow-soft:0 10px 24px rgba(0,0,0,.24);
      --radius:22px;
      --radius-sm:16px;
      --radius-lg:28px;
      --max:1200px;
      --gap:24px;
      --transition:180ms cubic-bezier(.2,.8,.2,1);
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(255,43,214,.14), transparent 24%),
        radial-gradient(circle at top right, rgba(0,212,255,.12), transparent 22%),
        radial-gradient(circle at 20% 80%, rgba(255,177,0,.08), transparent 20%),
        linear-gradient(180deg, #090b11 0%, #0b0f17 46%, #0a0d14 100%);
      font-family: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
      line-height:1.7;
      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: radial-gradient(circle at center, rgba(0,0,0,.55), rgba(0,0,0,.16) 48%, transparent 88%);
      opacity:.42;
      z-index:-1;
    }
    ::selection{background:rgba(255,43,214,.28);color:#fff}
    a{color:inherit;text-decoration:none;transition:transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition), opacity var(--transition), box-shadow var(--transition)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    .container{
      width:min(var(--max), calc(100% - 32px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      backdrop-filter: blur(18px);
      background:rgba(10,13,20,.74);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:14px 0;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      letter-spacing:.2px;
      color:var(--text);
      min-width:max-content;
    }
    .brand:hover{transform:translateY(-1px)}
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      background:
        linear-gradient(135deg, rgba(255,43,214,1), rgba(0,212,255,1));
      position:relative;
      box-shadow:0 10px 30px rgba(255,43,214,.25);
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      border-radius:999px;
      background:rgba(255,255,255,.92);
      opacity:.88;
    }
    .brand-mark::before{
      width:10px;height:10px;left:8px;top:10px;
    }
    .brand-mark::after{
      width:14px;height:14px;right:8px;bottom:8px;
      background:rgba(255,255,255,.72);
    }
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:8px;
      border:1px solid rgba(255,255,255,.08);
      border-radius:999px;
      background:rgba(255,255,255,.03);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height:40px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-weight:600;
      font-size:15px;
      white-space:nowrap;
    }
    .nav-link:hover,
    .nav-link:focus-visible{
      color:var(--text);
      background:rgba(255,255,255,.06);
      transform:translateY(-1px);
      outline:none;
    }
    .nav-link.is-active{
      color:#fff;
      background:linear-gradient(135deg, rgba(255,43,214,.95), rgba(0,212,255,.86));
      box-shadow:0 12px 24px rgba(0,212,255,.18);
    }
    .header-actions{display:flex;align-items:center;gap:12px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:46px;
      padding:0 18px;
      border-radius:999px;
      font-weight:700;
      line-height:1;
      border:1px solid transparent;
      cursor:pointer;
      transition:transform var(--transition), filter var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
      user-select:none;
    }
    .btn:hover,
    .btn:focus-visible{
      transform:translateY(-1px);
      outline:none;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 14px 30px rgba(255,43,214,.22), 0 10px 30px rgba(0,212,255,.12);
    }
    .btn-primary:hover{filter:saturate(1.05) brightness(1.03)}
    .btn-ghost{
      color:var(--text);
      background:rgba(255,255,255,.03);
      border-color:rgba(255,255,255,.1);
    }
    .btn-ghost:hover{background:rgba(255,255,255,.07)}
    .btn-soft{
      color:#fff;
      background:rgba(0,212,255,.15);
      border-color:rgba(0,212,255,.28);
    }
    .btn-soft:hover{background:rgba(0,212,255,.22)}
    .section{
      padding:88px 0;
      position:relative;
      scroll-margin-top:96px;
    }
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#dce6ff;
      font-size:13px;
      font-weight:700;
      letter-spacing:.12em;
      text-transform:uppercase;
      padding:8px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
    }
    .eyebrow::before{
      content:"";
      width:8px;height:8px;border-radius:999px;background:var(--primary-2);
      box-shadow:0 0 0 6px rgba(0,212,255,.08);
    }
    .section-title{
      font-size:clamp(28px, 4vw, 44px);
      line-height:1.1;
      letter-spacing:-.02em;
      margin:18px 0 14px;
      font-weight:900;
    }
    .section-desc{
      margin:0;
      color:var(--muted);
      max-width:760px;
      font-size:16px;
    }
    .panel{
      background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .panel-pad{padding:26px}
    .hero{
      padding-top:72px;
    }
    .hero-wrap{
      align-items:stretch;
      gap:24px;
    }
    .hero-left{
      padding:10px 0;
    }
    .hero h1{
      margin:18px 0 18px;
      font-size:clamp(42px, 7vw, 72px);
      line-height:.95;
      letter-spacing:-.05em;
      font-weight:900;
      max-width:10ch;
    }
    .hero-copy{
      margin:0;
      max-width:700px;
      color:#d3dbeb;
      font-size:17px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .hero-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:20px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.09);
      color:#e9efff;
      font-size:14px;
      font-weight:600;
      white-space:nowrap;
    }
    .badge i{font-size:13px;color:var(--primary-2)}
    .hero-stage{
      display:grid;
      grid-template-columns:1fr;
      gap:14px;
      padding:14px;
      border-radius:28px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02)),
        radial-gradient(circle at top right, rgba(255,43,214,.15), transparent 24%),
        radial-gradient(circle at bottom left, rgba(0,212,255,.1), transparent 28%);
      border:1px solid rgba(255,255,255,.09);
      box-shadow:var(--shadow);
      min-height:100%;
    }
    .hero-stage-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:4px 4px 10px;
    }
    .stage-title{
      font-weight:800;
      font-size:15px;
      color:#f6f8ff;
      letter-spacing:.2px;
    }
    .stage-pill{
      padding:7px 12px;
      border-radius:999px;
      font-size:12px;
      font-weight:700;
      color:#fff;
      background:linear-gradient(135deg, rgba(255,43,214,.95), rgba(255,177,0,.84));
      box-shadow:0 10px 24px rgba(255,43,214,.18);
    }
    .mini-card{
      position:relative;
      overflow:hidden;
      padding:18px 18px 17px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(21,28,43,.9), rgba(16,21,33,.92));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:0 12px 28px rgba(0,0,0,.24);
      transition:transform var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }
    .mini-card:hover{
      transform:translateY(-2px);
      border-color:rgba(0,212,255,.24);
      box-shadow:0 18px 34px rgba(0,0,0,.3);
    }
    .mini-card + .mini-card{margin-top:14px}
    .mini-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:12px;
      color:#d9e2f5;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
    }
    .mini-label .dot{
      width:8px;height:8px;border-radius:999px;background:var(--good);
      box-shadow:0 0 0 5px rgba(57,229,140,.12);
    }
    .mini-card h3{
      margin:12px 0 8px;
      font-size:19px;
      line-height:1.2;
      font-weight:800;
    }
    .mini-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .mini-grid{
      display:grid;
      gap:14px;
    }
    .mini-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:14px;
    }
    .mini-tag{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:700;
      color:#dff7ff;
      background:rgba(0,212,255,.1);
      border:1px solid rgba(0,212,255,.2);
    }
    .mini-bar{
      margin-top:14px;
      height:8px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      overflow:hidden;
    }
    .mini-bar span{
      display:block;
      height:100%;
      width:78%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--primary), var(--primary-2));
      box-shadow:0 0 20px rgba(255,43,214,.22);
    }
    .signal-strip{
      margin-top:28px;
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
    }
    .signal{
      display:flex;
      align-items:center;
      gap:12px;
      padding:16px 18px;
      border-radius:20px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
    }
    .signal-icon{
      width:40px;height:40px;border-radius:14px;
      display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(255,43,214,.26), rgba(0,212,255,.2));
      color:#fff;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
      flex:0 0 auto;
    }
    .signal strong{
      display:block;
      font-size:15px;
      margin-bottom:2px;
    }
    .signal span{
      display:block;
      color:var(--muted);
      font-size:13px;
    }
    .cards-grid{
      display:grid;
      gap:18px;
    }
    .cards-grid.cols-3{
      grid-template-columns:repeat(3, minmax(0,1fr));
    }
    .cards-grid.cols-2{
      grid-template-columns:repeat(2, minmax(0,1fr));
    }
    .step-card,.feature-card,.proof-card,.update-card,.faq-card,.cta-card{
      position:relative;
      overflow:hidden;
      background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      border:1px solid rgba(255,255,255,.08);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }
    .step-card:hover,
    .feature-card:hover,
    .proof-card:hover,
    .update-card:hover,
    .faq-card:hover,
    .cta-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,255,255,.14);
      box-shadow:0 18px 36px rgba(0,0,0,.28);
    }
    .step-card{
      padding:24px;
      min-height:100%;
    }
    .step-no{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:44px;height:44px;
      border-radius:14px;
      font-size:15px;
      font-weight:900;
      color:#fff;
      background:linear-gradient(135deg, rgba(255,43,214,.95), rgba(0,212,255,.88));
      box-shadow:0 12px 24px rgba(255,43,214,.18);
    }
    .step-card h3{
      margin:18px 0 10px;
      font-size:20px;
      line-height:1.2;
      font-weight:800;
    }
    .step-card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
    }
    .step-chip{
      display:inline-flex;
      margin-top:16px;
      padding:7px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:700;
      color:#fff;
      background:rgba(255,177,0,.16);
      border:1px solid rgba(255,177,0,.22);
    }
    .category-card{
      padding:0;
      display:flex;
      flex-direction:column;
      min-height:100%;
    }
    .category-top{
      padding:24px;
      background:
        linear-gradient(135deg, rgba(255,43,214,.15), rgba(0,212,255,.08)),
        linear-gradient(180deg, rgba(255,255,255,.04), transparent);
      border-bottom:1px solid rgba(255,255,255,.07);
    }
    .category-title{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
    }
    .category-title h3{
      margin:0;
      font-size:24px;
      line-height:1.15;
      font-weight:900;
    }
    .category-title .sub{
      margin-top:10px;
      color:#dce3f4;
      font-size:15px;
    }
    .category-body{
      padding:22px 24px 24px;
      flex:1;
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .category-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .category-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#d9e2f5;
      font-size:14px;
    }
    .category-list i{
      color:var(--primary-2);
      margin-top:4px;
      flex:0 0 auto;
    }
    .category-actions{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:auto;
      padding-top:10px;
    }
    .section-head{
      margin-bottom:28px;
    }
    .split-layout{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:18px;
      align-items:stretch;
    }
    .demo-panel,
    .proof-panel,
    .updates-panel,
    .faq-panel,
    .cta-panel{
      padding:26px;
    }
    .demo-flow{
      display:grid;
      gap:14px;
    }
    .flow-item{
      display:flex;
      gap:14px;
      align-items:flex-start;
      padding:16px 16px 15px;
      border-radius:18px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
    }
    .flow-num{
      width:34px;height:34px;border-radius:12px;
      display:grid;place-items:center;
      background:rgba(0,212,255,.16);
      color:#fff;
      font-weight:900;
      flex:0 0 auto;
    }
    .flow-item strong{
      display:block;
      margin-bottom:4px;
      font-size:16px;
    }
    .flow-item p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .flow-board{
      height:100%;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:14px;
    }
    .board-card{
      padding:18px;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(21,28,43,.92), rgba(14,18,29,.95));
      border:1px solid rgba(255,255,255,.08);
    }
    .board-card .board-tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:12px;
      font-weight:700;
      color:#fff;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,43,214,.16);
      border:1px solid rgba(255,43,214,.24);
    }
    .board-card h4{
      margin:12px 0 8px;
      font-size:18px;
      font-weight:800;
    }
    .board-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .board-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:12px;
    }
    .board-tile{
      min-height:96px;
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
    }
    .board-tile strong{
      display:block;
      font-size:15px;
      margin-bottom:7px;
    }
    .board-tile span{
      color:var(--muted);
      font-size:13px;
    }
    .progress-wrap{
      margin-top:18px;
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
    }
    .progress-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:10px;
    }
    .progress-top strong{font-size:15px}
    .progress-top span{font-size:13px;color:var(--muted)}
    .progress-bar{
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      overflow:hidden;
    }
    .progress-bar span{
      display:block;
      width:82%;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--primary), var(--accent), var(--primary-2));
      box-shadow:0 0 20px rgba(255,43,214,.28);
    }
    .checklist{
      display:grid;
      gap:10px;
      margin:18px 0 0;
      padding:0;
      list-style:none;
    }
    .checklist li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#dbe5fa;
      font-size:14px;
    }
    .checklist i{
      color:var(--good);
      margin-top:4px;
    }
    .proof-bento{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:18px;
    }
    .proof-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:18px;
    }
    .proof-card{
      padding:22px;
    }
    .proof-card .mini-label{
      margin-bottom:14px;
    }
    .proof-card h3{
      margin:0 0 10px;
      font-size:19px;
      font-weight:800;
    }
    .proof-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .proof-stat{
      margin-top:18px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .stat{
      padding:10px 12px;
      border-radius:14px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      color:#edf3ff;
      font-size:13px;
      font-weight:700;
    }
    .proof-wide{
      padding:24px;
      border-radius:var(--radius);
      background:
        radial-gradient(circle at top right, rgba(255,43,214,.18), transparent 25%),
        radial-gradient(circle at bottom left, rgba(0,212,255,.14), transparent 24%),
        linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:16px;
    }
    .proof-wide h3{
      margin:0;
      font-size:22px;
      line-height:1.25;
      font-weight:900;
    }
    .proof-wide p{
      margin:0;
      color:var(--muted);
      font-size:15px;
    }
    .proof-wide .line{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(255,255,255,.16), transparent);
    }
    .status-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .status{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(57,229,140,.11);
      border:1px solid rgba(57,229,140,.18);
      color:#e8fff2;
      font-size:13px;
      font-weight:700;
    }
    .status i{color:var(--good)}
    .updates-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:18px;
    }
    .news-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .news-list li{
      margin:0;
    }
    .news-link{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:16px 18px;
      border-radius:18px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
    }
    .news-link:hover,
    .news-link:focus-visible{
      background:rgba(255,255,255,.07);
      border-color:rgba(0,212,255,.22);
      transform:translateY(-2px);
      outline:none;
    }
    .news-link strong{
      display:block;
      font-size:15px;
      font-weight:800;
      margin-bottom:5px;
    }
    .news-link span{
      color:var(--muted);
      font-size:13px;
    }
    .news-badge{
      flex:0 0 auto;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(255,177,0,.14);
      border:1px solid rgba(255,177,0,.22);
      color:#ffe9b0;
      font-size:12px;
      font-weight:700;
    }
    .recommend-card{
      height:100%;
      padding:24px;
      border-radius:var(--radius);
      background:
        linear-gradient(180deg, rgba(21,28,43,.95), rgba(12,16,24,.98)),
        radial-gradient(circle at top left, rgba(255,177,0,.16), transparent 24%);
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
      display:flex;
      flex-direction:column;
      gap:16px;
    }
    .recommend-card h3{
      margin:0;
      font-size:21px;
      font-weight:900;
    }
    .recommend-card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
    }
    .recommend-list{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .recommend-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      font-size:14px;
      color:#dce5f8;
    }
    .recommend-list i{
      color:var(--primary-2);
      margin-top:4px;
    }
    .faq-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:16px;
    }
    details.faq-card{
      padding:0;
    }
    details.faq-card summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:20px 22px;
      font-weight:800;
      font-size:16px;
    }
    details.faq-card summary::-webkit-details-marker{display:none}
    details.faq-card summary::after{
      content:"+";
      width:30px;
      height:30px;
      display:grid;
      place-items:center;
      border-radius:10px;
      color:#fff;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      flex:0 0 auto;
      transition:transform var(--transition), background var(--transition);
    }
    details.faq-card[open] summary::after{
      content:"–";
      background:rgba(255,43,214,.15);
    }
    details.faq-card .faq-content{
      padding:0 22px 20px;
      color:var(--muted);
      font-size:14px;
    }
    .cta-card{
      padding:28px;
      background:
        radial-gradient(circle at top right, rgba(255,43,214,.18), transparent 20%),
        radial-gradient(circle at bottom left, rgba(0,212,255,.14), transparent 22%),
        linear-gradient(180deg, rgba(17,23,34,.96), rgba(10,13,20,.98));
      border-color:rgba(255,255,255,.09);
    }
    .cta-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:20px;
      align-items:center;
    }
    .cta-card h2{
      margin:0 0 12px;
      font-size:clamp(28px, 4.4vw, 46px);
      line-height:1.08;
      font-weight:900;
    }
    .cta-card p{
      margin:0;
      color:#d4dbeb;
      max-width:700px;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .cta-notes{
      display:grid;
      gap:12px;
    }
    .note-card{
      padding:16px 18px;
      border-radius:18px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:#eaf0ff;
      display:flex;
      align-items:flex-start;
      gap:10px;
    }
    .note-card i{
      color:var(--accent);
      margin-top:4px;
      flex:0 0 auto;
    }
    .site-footer{
      padding:38px 0 110px;
      border-top:1px solid rgba(255,255,255,.08);
      background:rgba(9,11,17,.86);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:18px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .footer-brand .brand{font-size:18px}
    .footer-text{
      margin:0;
      color:var(--muted);
      max-width:620px;
      font-size:14px;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }
    .footer-links a{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      color:#eaf1ff;
      font-size:14px;
      font-weight:700;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      background:rgba(255,255,255,.08);
      border-color:rgba(0,212,255,.22);
      outline:none;
    }
    .footer-bottom{
      margin-top:22px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      flex-wrap:wrap;
      gap:12px 16px;
      justify-content:space-between;
      align-items:center;
      color:var(--muted);
      font-size:13px;
    }
    .to-top{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#fff;
      font-weight:700;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,43,214,.12);
      border:1px solid rgba(255,43,214,.2);
    }
    .to-top:hover{background:rgba(255,43,214,.18)}
    .mobile-tabs{
      display:none;
    }
    .mobile-tabs a{
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:4px;
      min-height:60px;
      color:var(--muted);
      font-size:12px;
      font-weight:700;
      border-radius:18px;
      background:rgba(255,255,255,.02);
      border:1px solid transparent;
    }
    .mobile-tabs a i{font-size:16px}
    .mobile-tabs a.is-active{
      color:#fff;
      background:linear-gradient(135deg, rgba(255,43,214,.92), rgba(0,212,255,.82));
      box-shadow:0 12px 24px rgba(255,43,214,.18);
    }
    .section-note{
      margin:0 0 14px;
      padding:12px 14px;
      border-radius:14px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      color:#dce5f7;
      font-size:14px;
    }
    .section-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:13px;
      color:#fff;
      font-weight:800;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(0,212,255,.12);
      border:1px solid rgba(0,212,255,.18);
    }
    .section-label i{color:var(--primary-2)}
    .small-muted{color:var(--muted);font-size:13px}
    .divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(255,255,255,.14), transparent);
      margin:20px 0;
    }
    .desktop-hide{display:none}
    .focus-ring:focus-visible{outline:2px solid rgba(0,212,255,.55);outline-offset:3px}
    @media (max-width: 1024px){
      .desktop-nav{display:none}
      .cards-grid.cols-3,.proof-grid,.faq-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
      .proof-bento,.updates-grid,.cta-grid,.split-layout,.footer-grid{grid-template-columns:1fr}
      .signal-strip{grid-template-columns:1fr}
      .hero h1{max-width:none}
    }
    @media (max-width: 768px){
      .section{padding:68px 0}
      .hero{padding-top:48px}
      .header-inner{min-height:68px}
      .header-actions{display:none}
      .cards-grid.cols-3,.cards-grid.cols-2,.proof-grid,.faq-grid{grid-template-columns:1fr}
      .mini-card h3{font-size:18px}
      .hero-copy,.section-desc,.footer-text{font-size:15px}
      .hero-actions{gap:10px}
      .btn{min-height:44px;padding:0 16px}
      .hero-stage{border-radius:24px}
      .footer-links{justify-content:flex-start}
    }
    @media (max-width: 520px){
      .container{width:min(var(--max), calc(100% - 22px))}
      .hero h1{font-size:clamp(36px, 12vw, 54px)}
      .panel-pad,.demo-panel,.proof-panel,.updates-panel,.faq-panel,.cta-panel{padding:18px}
      .category-top,.category-body,.step-card,.proof-card,.recommend-card,.news-link,.board-card,.progress-wrap{padding-left:18px;padding-right:18px}
      .signal{padding:14px}
      .news-link{flex-direction:column;align-items:flex-start}
      .news-badge{align-self:flex-start}
      .mobile-tabs{
        display:grid;
        position:fixed;
        left:12px;
        right:12px;
        bottom:12px;
        z-index:80;
        grid-template-columns:repeat(3, 1fr);
        gap:10px;
        padding:10px;
        border-radius:22px;
        background:rgba(10,13,20,.92);
        border:1px solid rgba(255,255,255,.08);
        box-shadow:0 20px 42px rgba(0,0,0,.42);
        backdrop-filter:blur(16px);
      }
      .site-footer{padding-bottom:118px}
      .page-bottom-safe{padding-bottom:92px}
    }
    .page-shell{position:relative}
    .hero-stage .hero-stack{display:grid;gap:14px}
    .hover-glow{
      position:relative;
    }
    .hover-glow::after{
      content:"";
      position:absolute;
      inset:auto 18px 10px 18px;
      height:10px;
      border-radius:999px;
      background:linear-gradient(90deg, rgba(255,43,214,.18), rgba(0,212,255,.18));
      filter:blur(16px);
      opacity:.8;
      pointer-events:none;
    }
    .eyebrow-wrap{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
    }
    .mini-rows{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .mini-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:10px 0;
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .mini-row:last-child{border-bottom:none;padding-bottom:0}
    .mini-row span{color:var(--muted);font-size:13px}
    .mini-row strong{font-size:14px}
    .chip-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:16px;
    }
    .chip{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:#dce4f7;
      font-size:12px;
      font-weight:700;
    }

/* roulang page: category1 */
:root{
      --bg:#090b10;
      --bg-soft:#0e1118;
      --panel:#121622;
      --panel-2:#171c2b;
      --line:rgba(255,255,255,.08);
      --line-strong:rgba(255,255,255,.14);
      --text:#f4f7fb;
      --muted:#9ea7bc;
      --muted-2:#7d879d;
      --accent:#ff3db8;
      --accent-2:#23e0e8;
      --accent-3:#ff9e43;
      --success:#56f0a7;
      --danger:#ff6f7d;
      --shadow:0 18px 50px rgba(0,0,0,.35);
      --shadow-soft:0 10px 24px rgba(0,0,0,.2);
      --radius:22px;
      --radius-sm:16px;
      --container:1180px;
      --gap:24px;
      --gap-sm:16px;
      --header-h:74px;
    }

    *{box-sizing:border-box}
    html{
      scroll-behavior:smooth;
      background:var(--bg);
    }
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 15% 10%, rgba(255,61,184,.18), transparent 26%),
        radial-gradient(circle at 84% 14%, rgba(35,224,232,.15), transparent 24%),
        radial-gradient(circle at 50% 110%, rgba(255,158,67,.10), transparent 25%),
        linear-gradient(180deg, #07080c 0%, #0b0d12 45%, #090b10 100%);
      min-height:100vh;
      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:64px 64px;
      opacity:.12;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.6), transparent 80%);
    }
    body::after{
      content:"";
      position:fixed;
      inset:-1px;
      pointer-events:none;
      background:
        linear-gradient(180deg, rgba(9,11,16,.06), rgba(9,11,16,.3));
      z-index:-1;
    }

    img{max-width:100%;display:block}
    a{
      color:inherit;
      text-decoration:none;
      transition:color .22s ease, background .22s ease, border-color .22s ease, transform .22s ease, box-shadow .22s ease, opacity .22s ease;
    }
    button,input,textarea,select{
      font:inherit;
    }
    button{
      cursor:pointer;
    }
    :focus-visible{
      outline:2px solid var(--accent-2);
      outline-offset:3px;
    }
    ::selection{
      background:rgba(255,61,184,.25);
      color:#fff;
    }

    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .section{
      padding:30px 0;
      position:relative;
    }
    .section-tight{
      padding:18px 0;
    }
    .surface{
      background:linear-gradient(180deg, rgba(18,22,34,.92), rgba(11,13,18,.88));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      border-radius:var(--radius);
      backdrop-filter:blur(14px);
    }
    .card{
      background:linear-gradient(180deg, rgba(20,24,38,.98), rgba(14,17,24,.96));
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
    }
    .focus-ring{
      position:relative;
    }
    .focus-ring:focus-visible{
      outline:none;
      box-shadow:0 0 0 3px rgba(35,224,232,.24), 0 0 0 1px rgba(35,224,232,.55) inset;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      background:rgba(8,10,15,.72);
      border-bottom:1px solid rgba(255,255,255,.06);
      backdrop-filter:blur(18px);
    }
    .header-inner{
      min-height:var(--header-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      letter-spacing:.2px;
      font-size:1.02rem;
      white-space:nowrap;
    }
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      display:inline-grid;
      place-items:center;
      position:relative;
      background:
        radial-gradient(circle at 30% 30%, rgba(255,255,255,.42), transparent 25%),
        linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow:0 10px 24px rgba(35,224,232,.22), 0 12px 28px rgba(255,61,184,.18);
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:10px;
      border-radius:10px;
      border:1px solid rgba(255,255,255,.28);
    }
    .brand-mark::after{
      inset:14px;
      border-color:rgba(255,255,255,.18);
      transform:rotate(12deg);
    }

    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:6px;
      border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.05);
    }
    .nav-link{
      padding:10px 15px;
      border-radius:999px;
      color:var(--muted);
      font-size:.96rem;
      font-weight:700;
      line-height:1;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(255,255,255,.05);
    }
    .nav-link.is-active{
      color:#fff;
      background:linear-gradient(135deg, rgba(255,61,184,.2), rgba(35,224,232,.18));
      box-shadow:0 8px 18px rgba(0,0,0,.15);
    }
    .header-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      border:1px solid transparent;
      padding:11px 18px;
      font-weight:800;
      line-height:1;
      letter-spacing:.2px;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease, opacity .22s ease;
      white-space:nowrap;
    }
    .btn:hover{
      transform:translateY(-1px);
      box-shadow:0 14px 28px rgba(0,0,0,.22);
    }
    .btn:active{
      transform:translateY(0);
    }
    .btn-primary{
      color:#130812;
      background:linear-gradient(135deg, var(--accent), #ff6fd0 52%, #ffb95d);
      box-shadow:0 14px 30px rgba(255,61,184,.22);
    }
    .btn-primary:hover{
      color:#120812;
    }
    .btn-ghost{
      color:#fff;
      background:rgba(255,255,255,.04);
      border-color:rgba(255,255,255,.08);
    }
    .btn-soft{
      color:#dfe8ff;
      background:rgba(35,224,232,.08);
      border-color:rgba(35,224,232,.16);
    }
    .btn-link{
      padding-left:4px;
      padding-right:4px;
      color:var(--accent-2);
      background:transparent;
    }

    .page-hero{
      padding:26px 0 8px;
    }
    .hero-shell{
      padding:26px;
      border-radius:calc(var(--radius) + 2px);
      position:relative;
      overflow:hidden;
      background:
        radial-gradient(circle at 20% 10%, rgba(255,61,184,.18), transparent 22%),
        radial-gradient(circle at 82% 0%, rgba(35,224,232,.18), transparent 26%),
        linear-gradient(180deg, rgba(18,22,34,.96), rgba(11,13,18,.96));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow);
    }
    .hero-shell::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg, rgba(255,255,255,.06), transparent 18%),
        linear-gradient(45deg, transparent 0 48%, rgba(255,255,255,.04) 50%, transparent 52% 100%);
      opacity:.35;
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:minmax(0, 1.15fr) minmax(280px, .85fr);
      gap:22px;
      align-items:stretch;
    }
    .crumbs{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      color:var(--muted);
      font-size:.88rem;
      margin-bottom:14px;
    }
    .crumbs a{
      color:#dbe5ff;
      opacity:.84;
    }
    .crumbs .sep{
      opacity:.5;
    }
    .hero-copy h1{
      margin:0 0 12px;
      font-size:clamp(2rem, 4vw, 3.25rem);
      line-height:1.08;
      letter-spacing:-.02em;
      font-weight:900;
    }
    .hero-copy p{
      margin:0;
      color:var(--muted);
      font-size:1.02rem;
      line-height:1.8;
      max-width:64ch;
    }
    .hero-form{
      margin-top:18px;
      display:flex;
      gap:10px;
      align-items:center;
      flex-wrap:wrap;
      padding:14px;
      border-radius:20px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.06);
    }
    .hero-form input{
      flex:1 1 260px;
      min-width:0;
      padding:14px 16px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(9,11,16,.8);
      color:var(--text);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
    }
    .hero-form input::placeholder{
      color:#7d879d;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:14px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      color:#eaf5ff;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.06);
      font-size:.86rem;
      font-weight:700;
    }
    .tag .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent-2);
      box-shadow:0 0 0 4px rgba(35,224,232,.12);
    }
    .hero-side{
      display:grid;
      gap:14px;
    }
    .status-panel{
      padding:18px;
      border-radius:var(--radius);
      background:linear-gradient(180deg, rgba(23,28,43,.98), rgba(14,17,24,.98));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
    }
    .status-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      font-size:.83rem;
      font-weight:800;
      color:#111;
      background:linear-gradient(135deg, #a3ffe3, #7af2ff);
      margin-bottom:12px;
    }
    .status-panel h2{
      margin:0 0 10px;
      font-size:1.28rem;
      line-height:1.25;
      font-weight:900;
    }
    .status-panel p{
      margin:0 0 14px;
      color:var(--muted);
      line-height:1.7;
      font-size:.96rem;
    }
    .status-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .status-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#dce5f4;
      line-height:1.55;
      font-size:.94rem;
    }
    .status-list i{
      color:var(--success);
      margin-top:4px;
    }
    .mini-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    .mini-card{
      padding:15px;
      border-radius:18px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.06);
    }
    .mini-card strong{
      display:block;
      font-size:1rem;
      margin-bottom:8px;
      color:#fff;
    }
    .mini-card span{
      color:var(--muted);
      font-size:.88rem;
      line-height:1.45;
    }

    .section-head{
      display:flex;
      flex-wrap:wrap;
      align-items:flex-end;
      justify-content:space-between;
      gap:12px;
      margin-bottom:14px;
    }
    .section-head h2{
      margin:0;
      font-size:1.42rem;
      line-height:1.2;
      font-weight:900;
      letter-spacing:-.01em;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      line-height:1.65;
      max-width:66ch;
      font-size:.96rem;
    }
    .hint-bar{
      padding:14px 16px;
      border-radius:18px;
      background:linear-gradient(90deg, rgba(255,61,184,.12), rgba(35,224,232,.08), rgba(255,158,67,.1));
      border:1px solid rgba(255,255,255,.08);
      color:#edf4ff;
      margin-bottom:16px;
      display:flex;
      gap:10px;
      align-items:flex-start;
      line-height:1.6;
    }
    .hint-bar i{
      color:var(--accent-2);
      margin-top:3px;
    }

    .filter-toolbar{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      justify-content:space-between;
      padding:16px;
      border-radius:var(--radius);
      background:rgba(18,22,34,.86);
      border:1px solid rgba(255,255,255,.06);
      box-shadow:var(--shadow-soft);
    }
    .filter-chips{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.07);
      color:#dfe7f8;
      font-size:.9rem;
      font-weight:700;
      white-space:nowrap;
    }
    .chip:hover{
      border-color:rgba(35,224,232,.28);
      background:rgba(35,224,232,.08);
      color:#fff;
    }
    .chip.is-active{
      background:linear-gradient(135deg, rgba(255,61,184,.18), rgba(35,224,232,.16));
      border-color:rgba(255,61,184,.24);
      color:#fff;
      box-shadow:0 10px 18px rgba(0,0,0,.18);
    }
    .sort-tools{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
      color:var(--muted);
      font-size:.9rem;
    }
    .sort-pill{
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.06);
      color:#dce4f5;
      font-weight:700;
    }

    .entry-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:18px;
    }
    .entry-card{
      overflow:hidden;
      display:flex;
      flex-direction:column;
      min-height:100%;
      background:linear-gradient(180deg, rgba(20,24,38,.98), rgba(14,17,24,.96));
      border:1px solid rgba(255,255,255,.08);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease, filter .22s ease;
    }
    .entry-card:hover{
      transform:translateY(-3px);
      border-color:rgba(35,224,232,.24);
      box-shadow:0 18px 34px rgba(0,0,0,.26), 0 0 0 1px rgba(35,224,232,.06) inset;
    }
    .entry-card.featured{
      grid-column:1 / -1;
      display:grid;
      grid-template-columns:minmax(260px, .92fr) minmax(0, 1.08fr);
      min-height:280px;
    }
    .entry-media{
      position:relative;
      min-height:220px;
      background:
        radial-gradient(circle at 20% 22%, rgba(255,61,184,.36), transparent 26%),
        radial-gradient(circle at 75% 15%, rgba(35,224,232,.3), transparent 24%),
        linear-gradient(140deg, #171a28 0%, #0f1220 56%, #0a0d14 100%);
      border-bottom:1px solid rgba(255,255,255,.05);
    }
    .featured .entry-media{
      min-height:100%;
      border-bottom:0;
      border-right:1px solid rgba(255,255,255,.05);
    }
    .entry-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(0,0,0,.08), rgba(0,0,0,.24)),
        linear-gradient(135deg, rgba(255,255,255,.12), transparent 20% 42%, rgba(255,255,255,.06) 58%, transparent 72%);
      mix-blend-mode:screen;
      opacity:.62;
    }
    .thumb-badge{
      position:absolute;
      top:14px;
      left:14px;
      z-index:1;
      padding:7px 11px;
      border-radius:999px;
      background:rgba(8,10,15,.78);
      border:1px solid rgba(255,255,255,.08);
      color:#fff;
      font-size:.8rem;
      font-weight:800;
      letter-spacing:.02em;
    }
    .thumb-badge.hot{
      background:linear-gradient(135deg, rgba(255,61,184,.9), rgba(255,158,67,.92));
      color:#120812;
      border-color:transparent;
    }
    .entry-body{
      padding:18px;
      display:flex;
      flex-direction:column;
      gap:12px;
      flex:1;
    }
    .entry-title{
      margin:0;
      font-size:1.12rem;
      line-height:1.35;
      font-weight:900;
      letter-spacing:-.01em;
    }
    .entry-card.featured .entry-title{
      font-size:1.42rem;
    }
    .entry-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .meta-badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.06);
      color:#dce4f5;
      font-size:.82rem;
      font-weight:700;
    }
    .meta-badge i{
      color:var(--accent-2);
    }
    .entry-text{
      margin:0;
      color:var(--muted);
      line-height:1.75;
      font-size:.96rem;
    }
    .entry-footer{
      margin-top:auto;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      justify-content:space-between;
      padding-top:4px;
    }
    .entry-note{
      color:var(--muted-2);
      font-size:.86rem;
      line-height:1.45;
    }
    .entry-actions{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }

    .overview-strip{
      margin-top:20px;
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:14px;
    }
    .overview-card{
      padding:16px;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(18,22,34,.94), rgba(13,16,23,.96));
      border:1px solid rgba(255,255,255,.06);
    }
    .overview-card .kpi{
      display:block;
      color:#fff;
      font-size:1.28rem;
      font-weight:900;
      margin-bottom:8px;
      letter-spacing:-.02em;
    }
    .overview-card span{
      color:var(--muted);
      font-size:.9rem;
      line-height:1.45;
    }

    .faq-wrap{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:14px;
    }
    details.faq-item{
      padding:16px 18px;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(18,22,34,.94), rgba(13,16,23,.96));
      border:1px solid rgba(255,255,255,.07);
      box-shadow:var(--shadow-soft);
    }
    details.faq-item[open]{
      border-color:rgba(35,224,232,.24);
    }
    details.faq-item summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      align-items:flex-start;
      gap:12px;
      font-weight:900;
      font-size:1rem;
      line-height:1.5;
      color:#fff;
    }
    details.faq-item summary::-webkit-details-marker{
      display:none;
    }
    .faq-icon{
      width:28px;
      height:28px;
      border-radius:10px;
      display:inline-grid;
      place-items:center;
      flex:0 0 28px;
      color:#130812;
      background:linear-gradient(135deg, var(--accent-2), #b9fffd);
      box-shadow:0 10px 20px rgba(35,224,232,.15);
    }
    .faq-answer{
      margin-top:12px;
      color:var(--muted);
      line-height:1.75;
      font-size:.95rem;
    }

    .cta-shell{
      padding:24px;
      border-radius:calc(var(--radius) + 2px);
      background:
        radial-gradient(circle at 20% 25%, rgba(255,61,184,.22), transparent 25%),
        radial-gradient(circle at 82% 8%, rgba(35,224,232,.2), transparent 28%),
        linear-gradient(180deg, rgba(23,28,43,.98), rgba(10,12,18,.98));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .cta-shell::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg, rgba(255,255,255,.07), transparent 20%),
        linear-gradient(45deg, transparent 0 46%, rgba(255,255,255,.05) 50%, transparent 54% 100%);
      opacity:.34;
      pointer-events:none;
    }
    .cta-grid{
      position:relative;
      display:grid;
      grid-template-columns:minmax(0, 1.15fr) minmax(280px, .85fr);
      gap:18px;
      align-items:center;
    }
    .cta-copy h2{
      margin:0 0 12px;
      font-size:clamp(1.55rem, 3vw, 2.4rem);
      line-height:1.14;
      font-weight:900;
    }
    .cta-copy p{
      margin:0;
      color:var(--muted);
      line-height:1.76;
      max-width:60ch;
    }
    .cta-list{
      margin:16px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .cta-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#dde6f5;
      line-height:1.55;
      font-size:.94rem;
    }
    .cta-list i{
      color:var(--success);
      margin-top:4px;
    }
    .cta-card{
      padding:18px;
      border-radius:22px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.07);
      backdrop-filter:blur(8px);
    }
    .cta-card .trust-row{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-bottom:14px;
    }
    .trust-badge{
      padding:8px 11px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.07);
      color:#e5ecf9;
      font-size:.82rem;
      font-weight:700;
    }
    .cta-card .btn{
      width:100%;
      margin-top:10px;
    }
    .cta-card .btn + .btn{
      margin-top:10px;
    }
    .small-note{
      margin-top:12px;
      color:var(--muted-2);
      font-size:.86rem;
      line-height:1.55;
    }

    .site-footer{
      margin-top:24px;
      padding:28px 0 100px;
      border-top:1px solid rgba(255,255,255,.06);
      background:linear-gradient(180deg, rgba(8,10,15,.45), rgba(8,10,15,.88));
    }
    .footer-grid{
      display:grid;
      grid-template-columns:minmax(0, 1.1fr) minmax(0, .9fr);
      gap:18px;
      align-items:start;
      padding-bottom:18px;
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .footer-text{
      margin:14px 0 0;
      color:var(--muted);
      line-height:1.8;
      max-width:58ch;
      font-size:.94rem;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-content:flex-start;
      justify-content:flex-start;
    }
    .footer-links a{
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.06);
      color:#dfe7f7;
      font-weight:700;
      font-size:.92rem;
    }
    .footer-links a:hover{
      border-color:rgba(255,61,184,.22);
      background:rgba(255,61,184,.08);
      color:#fff;
    }
    .footer-bottom{
      padding-top:18px;
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      justify-content:space-between;
      color:var(--muted);
      font-size:.9rem;
    }
    .to-top{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#fff;
      font-weight:800;
      padding:10px 14px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
    }
    .to-top:hover{
      background:rgba(255,255,255,.08);
    }

    .mobile-tabs{
      display: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;
    }

    @media (max-width: 1080px){
      .hero-grid,
      .cta-grid,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .entry-card.featured{
        grid-template-columns:1fr;
      }
      .featured .entry-media{
        min-height:240px;
        border-right:0;
        border-bottom:1px solid rgba(255,255,255,.05);
      }
      .overview-strip{
        grid-template-columns:repeat(2, minmax(0, 1fr));
      }
      .faq-wrap{
        grid-template-columns:1fr;
      }
    }

    @media (max-width: 760px){
      .container{
        width:min(var(--container), calc(100% - 20px));
      }
      .header-inner{
        gap:10px;
      }
      .desktop-nav{
        gap:4px;
        overflow:auto;
        max-width:100%;
        scrollbar-width:none;
      }
      .desktop-nav::-webkit-scrollbar{
        display:none;
      }
      .nav-link{
        padding:9px 12px;
        font-size:.88rem;
      }
      .header-actions{
        display:none;
      }
      .hero-shell,
      .cta-shell{
        padding:18px;
      }
      .hero-copy h1{
        font-size:clamp(1.7rem, 7vw, 2.5rem);
      }
      .hero-form{
        padding:12px;
      }
      .filter-toolbar{
        padding:14px;
      }
      .section{
        padding:22px 0;
      }
      .entry-grid{
        grid-template-columns:1fr;
      }
      .overview-strip{
        grid-template-columns:1fr 1fr;
      }
      .section-head{
        align-items:flex-start;
      }
      .section-head h2{
        font-size:1.28rem;
      }
      .site-footer{
        padding-bottom:88px;
      }
      .mobile-tabs{
        display:flex;
        position:fixed;
        left:10px;
        right:10px;
        bottom:10px;
        z-index:80;
        padding:8px;
        border-radius:22px;
        background:rgba(10,12,18,.88);
        border:1px solid rgba(255,255,255,.08);
        box-shadow:0 18px 38px rgba(0,0,0,.34);
        backdrop-filter:blur(16px);
      }
      .mobile-tabs a{
        flex:1;
        min-width:0;
        padding:8px 6px;
        display:flex;
        flex-direction:column;
        align-items:center;
        gap:5px;
        border-radius:16px;
        color:var(--muted);
        font-size:.72rem;
        font-weight:800;
        text-align:center;
      }
      .mobile-tabs a i{
        font-size:1rem;
      }
      .mobile-tabs a.is-active{
        color:#fff;
        background:linear-gradient(135deg, rgba(255,61,184,.2), rgba(35,224,232,.16));
      }
      .mobile-tabs a:hover{
        color:#fff;
      }
    }

    @media (max-width: 520px){
      .overview-strip{
        grid-template-columns:1fr;
      }
      .mini-grid{
        grid-template-columns:1fr;
      }
      .filter-toolbar{
        align-items:flex-start;
      }
      .sort-tools{
        width:100%;
        justify-content:space-between;
      }
      .cta-card .btn{
        font-size:.95rem;
      }
      .hero-form input{
        flex-basis:100%;
      }
      .hero-form .btn,
      .hero-form input{
        width:100%;
      }
    }

/* roulang page: category2 */
:root {
      --bg: #0f1014;
      --bg-2: #15171d;
      --panel: rgba(255, 255, 255, 0.075);
      --panel-strong: rgba(255, 255, 255, 0.12);
      --text: #f7f7fb;
      --muted: #b7bcc9;
      --soft: #7e8494;
      --line: rgba(255, 255, 255, 0.14);
      --magenta: #ff2fb3;
      --cyan: #24d9ff;
      --yellow: #f7ff4a;
      --orange: #ff9a3d;
      --green: #3cff9c;
      --radius-sm: 12px;
      --radius-md: 18px;
      --radius-lg: 26px;
      --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
      --shadow-soft: 0 14px 38px rgba(0, 0, 0, 0.24);
      --max: 1180px;
      --header-h: 76px;
      --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: var(--font);
      color: var(--text);
      line-height: 1.7;
      background:
        radial-gradient(circle at 12% 8%, rgba(255, 47, 179, 0.22), transparent 28%),
        radial-gradient(circle at 84% 10%, rgba(36, 217, 255, 0.18), transparent 26%),
        linear-gradient(180deg, #0d0e12 0%, var(--bg) 48%, #11131a 100%);
      min-height: 100vh;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: 0.38;
      background-image:
        linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
      background-size: 38px 38px;
      mask-image: linear-gradient(to bottom, #000 0%, transparent 72%);
      z-index: -1;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

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

    button,
    input {
      font: inherit;
    }

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

    .focus-ring:focus-visible,
    button:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(36, 217, 255, 0.7);
      outline-offset: 3px;
      border-radius: 12px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(18px);
      background: rgba(15, 16, 20, 0.78);
      border-bottom: 1px solid var(--line);
    }

    .header-inner {
      min-height: var(--header-h);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      font-weight: 900;
      color: var(--text);
      letter-spacing: 0;
      white-space: nowrap;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 13px;
      background:
        linear-gradient(135deg, var(--magenta), var(--cyan)),
        linear-gradient(45deg, transparent 45%, rgba(255,255,255,0.5) 46%, transparent 58%);
      box-shadow: 0 0 28px rgba(255, 47, 179, 0.42);
      position: relative;
      flex: 0 0 auto;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 9px;
      border: 2px solid rgba(15, 16, 20, 0.8);
      border-radius: 7px;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 6px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.055);
      border-radius: 999px;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      min-height: 40px;
      padding: 0 16px;
      color: var(--muted);
      border-radius: 999px;
      font-weight: 700;
      transition: color .2s ease, background .2s ease, transform .2s ease;
    }

    .nav-link:hover {
      color: var(--text);
      background: rgba(255, 255, 255, 0.08);
      transform: translateY(-1px);
    }

    .nav-link.is-active {
      color: #0d0e12;
      background: linear-gradient(135deg, var(--yellow), var(--cyan));
      box-shadow: 0 8px 28px rgba(36, 217, 255, 0.22);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 0 18px;
      border-radius: 999px;
      font-weight: 900;
      border: 1px solid transparent;
      cursor: pointer;
      transition: transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
      line-height: 1;
    }

    .btn:hover {
      transform: translateY(-2px);
    }

    .btn:active {
      transform: translateY(0);
    }

    .btn-primary {
      color: #0b0c10;
      background: linear-gradient(135deg, var(--magenta), var(--yellow));
      box-shadow: 0 18px 40px rgba(255, 47, 179, 0.25);
    }

    .btn-primary:hover {
      box-shadow: 0 22px 50px rgba(255, 47, 179, 0.34);
    }

    .btn-secondary {
      color: var(--text);
      border-color: var(--line);
      background: rgba(255, 255, 255, 0.08);
    }

    .btn-secondary:hover {
      border-color: rgba(36, 217, 255, 0.55);
      background: rgba(36, 217, 255, 0.1);
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 82px 0;
      position: relative;
    }

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

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--yellow);
      font-size: 14px;
      font-weight: 900;
      padding: 7px 12px;
      border: 1px solid rgba(247, 255, 74, 0.32);
      border-radius: 999px;
      background: rgba(247, 255, 74, 0.08);
      margin-bottom: 16px;
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1 {
      font-size: clamp(36px, 5vw, 70px);
      line-height: 1.04;
      letter-spacing: 0;
      margin-bottom: 18px;
      font-weight: 950;
      max-width: 900px;
    }

    h2 {
      font-size: clamp(28px, 3vw, 44px);
      line-height: 1.12;
      letter-spacing: 0;
      margin-bottom: 14px;
      font-weight: 950;
    }

    h3 {
      font-size: 20px;
      line-height: 1.28;
      margin-bottom: 10px;
      font-weight: 900;
    }

    .lead {
      color: var(--muted);
      font-size: 18px;
      max-width: 780px;
      margin-bottom: 0;
    }

    .hero {
      padding: 58px 0 40px;
    }

    .hero-layout {
      display: grid;
      grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.72fr);
      gap: 32px;
      align-items: stretch;
    }

    .hero-copy {
      padding: 28px 0;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin: 28px 0 22px;
    }

    .quick-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 34px;
      padding: 0 12px;
      color: var(--muted);
      border: 1px solid var(--line);
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.055);
      font-size: 13px;
      font-weight: 800;
    }

    .tag.hot {
      color: #111318;
      background: var(--yellow);
      border-color: transparent;
    }

    .coupon-wall {
      min-height: 560px;
      padding: 18px;
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: var(--radius-lg);
      background:
        linear-gradient(180deg, rgba(255,255,255,0.13), rgba(255,255,255,0.045)),
        radial-gradient(circle at 50% 0%, rgba(255,47,179,0.28), transparent 45%);
      box-shadow: var(--shadow);
      display: grid;
      grid-template-rows: 1fr auto;
      gap: 14px;
    }

    .main-coupon {
      position: relative;
      overflow: hidden;
      border-radius: 24px;
      padding: 28px;
      background:
        linear-gradient(135deg, rgba(255, 47, 179, 0.95), rgba(36, 217, 255, 0.86)),
        linear-gradient(180deg, rgba(255,255,255,0.22), rgba(255,255,255,0));
      color: #101114;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 330px;
    }

    .main-coupon::before,
    .main-coupon::after {
      content: "";
      position: absolute;
      top: 50%;
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: #11131a;
      transform: translateY(-50%);
    }

    .main-coupon::before {
      left: -19px;
    }

    .main-coupon::after {
      right: -19px;
    }

    .coupon-top {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      align-items: flex-start;
    }

    .coupon-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(16, 17, 20, 0.16);
      color: #101114;
      font-size: 13px;
      font-weight: 950;
    }

    .coupon-code {
      font-size: 13px;
      font-weight: 950;
      padding: 7px 10px;
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.35);
    }

    .coupon-title {
      font-size: clamp(32px, 5vw, 58px);
      line-height: 1.02;
      font-weight: 950;
      letter-spacing: 0;
      margin: 28px 0 10px;
    }

    .coupon-desc {
      font-weight: 800;
      max-width: 360px;
      color: rgba(16, 17, 20, 0.82);
      margin-bottom: 20px;
    }

    .claim-btn {
      align-self: flex-start;
      color: #fff;
      background: #101114;
      border-color: rgba(16, 17, 20, 0.5);
      box-shadow: 0 18px 34px rgba(0, 0, 0, 0.25);
    }

    .mini-coupons {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }

    .mini-coupon {
      padding: 14px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid var(--line);
      min-height: 120px;
      transition: transform .22s ease, background .22s ease, border-color .22s ease;
    }

    .mini-coupon:hover {
      transform: translateY(-4px);
      background: rgba(255, 255, 255, 0.12);
      border-color: rgba(247, 255, 74, 0.5);
    }

    .mini-coupon strong {
      display: block;
      font-size: 18px;
      margin-bottom: 8px;
      color: var(--text);
    }

    .mini-coupon span {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.5;
    }

    .filter-shell {
      display: grid;
      grid-template-columns: 260px minmax(0, 1fr);
      gap: 22px;
      align-items: start;
    }

    .filter-sidebar {
      position: sticky;
      top: calc(var(--header-h) + 18px);
      padding: 18px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,0.065);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .filter-group + .filter-group {
      margin-top: 22px;
      padding-top: 20px;
      border-top: 1px solid var(--line);
    }

    .filter-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      font-weight: 950;
      margin-bottom: 12px;
    }

    .chip-list {
      display: flex;
      flex-wrap: wrap;
      gap: 9px;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 35px;
      padding: 0 12px;
      border-radius: 999px;
      color: var(--muted);
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.055);
      font-weight: 800;
      font-size: 13px;
      cursor: pointer;
      transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease;
    }

    .chip:hover,
    .chip.is-selected {
      color: #101114;
      background: var(--cyan);
      border-color: transparent;
      transform: translateY(-1px);
    }

    .status-panel {
      padding: 16px;
      border-radius: 20px;
      background:
        linear-gradient(135deg, rgba(60,255,156,0.16), rgba(36,217,255,0.08));
      border: 1px solid rgba(60,255,156,0.28);
    }

    .status-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: var(--muted);
      font-weight: 800;
      font-size: 14px;
    }

    .status-row + .status-row {
      margin-top: 10px;
    }

    .dot {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      display: inline-block;
      background: var(--green);
      box-shadow: 0 0 18px rgba(60,255,156,0.8);
    }

    .content-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 18px;
      margin-bottom: 18px;
    }

    .sort-tabs {
      display: flex;
      gap: 8px;
      padding: 6px;
      border-radius: 999px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,0.055);
      flex: 0 0 auto;
    }

    .sort-tabs a {
      min-height: 36px;
      padding: 0 12px;
      display: inline-flex;
      align-items: center;
      border-radius: 999px;
      color: var(--muted);
      font-size: 13px;
      font-weight: 900;
    }

    .sort-tabs a.is-active {
      color: #101114;
      background: var(--yellow);
    }

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

    .entry-card {
      position: relative;
      overflow: hidden;
      min-height: 260px;
      border-radius: 24px;
      padding: 18px;
      background:
        linear-gradient(180deg, rgba(255,255,255,0.1), rgba(255,255,255,0.052)),
        var(--bg-2);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
      transition: transform .24s ease, border-color .24s ease, background .24s ease, box-shadow .24s ease;
    }

    .entry-card:hover我在把这页剩下的骨架补完整，重点是把样式、内容流、FAQ 和页脚连起来，让它能直接落地运行，不留半截页面。    transform: translateY(-5px);
    border-color: rgba(36, 217, 255, 0.42);
    box-shadow: 0 26px 60px rgba(0, 0, 0, 0.34);
  }

  .entry-visual {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    border-radius: 18px;
    border: 1px solid rgba(255,255,255,0.12);
    background:
      linear-gradient(135deg, rgba(255,47,179,0.22), rgba(36,217,255,0.14)),
      linear-gradient(180deg, rgba(255,255,255,0.1), rgba(255,255,255,0.02));
    margin-bottom: 16px;
  }

  .entry-visual::before {
    content: "";
    position: absolute;
    inset: 18px 18px auto auto;
    width: 110px;
    height: 110px;
    border-radius: 24px;
    background: radial-gradient(circle, rgba(247,255,74,0.92), rgba(247,255,74,0.16) 58%, transparent 72%);
    filter: blur(1px);
  }

  .entry-visual::after {
    content: "";
    position: absolute;
    inset: auto 16px 16px 16px;
    height: 34%;
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,0.14);
    background:
      linear-gradient(90deg, rgba(255,255,255,0.09) 0 18%, transparent 18% 26%, rgba(255,255,255,0.08) 26% 38%, transparent 38% 46%, rgba(255,255,255,0.1) 46% 70%, transparent 70% 100%);
  }

  .entry-stack {
    position: absolute;
    left: 16px;
    top: 16px;
    display: grid;
    gap: 8px;
    width: min(65%, 260px);
  }

  .entry-pill {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 7px 10px;
    border-radius: 999px;
    background: rgba(15,16,20,0.72);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.15);
    font-size: 12px;
    font-weight: 800;
  }

  .entry-body h3 {
    margin-bottom: 8px;
  }

  .entry-body p {
    color: var(--muted);
    margin-bottom: 12px;
    font-size: 14px;
  }

  .entry-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
  }

  .meta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 30px;
    padding: 0 10px;
    border-radius: 999px;
    color: #dce3ef;
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.04);
    font-size: 12px;
    font-weight: 800;
  }

  .meta.good {
    color: #0b0c10;
    background: var(--green);
    border-color: transparent;
  }

  .entry-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
  }

  .feature-band {
    padding: 22px;
    border-radius: var(--radius-lg);
    background:
      linear-gradient(135deg, rgba(255,47,179,0.14), rgba(36,217,255,0.08)),
      rgba(255,255,255,0.05);
    border: 1px solid var(--line);
    box-shadow: var(--shadow-soft);
  }

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

  .step-card,
  .proof-card,
  .faq-card,
  .cta-card {
    border-radius: 24px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,0.06);
    box-shadow: var(--shadow-soft);
  }

  .step-card {
    padding: 20px;
    min-height: 210px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: transform .22s ease, background .22s ease, border-color .22s ease;
  }

  .step-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 154, 61, 0.4);
    background: rgba(255,255,255,0.09);
  }

  .step-num {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 950;
    color: #101114;
    background: linear-gradient(135deg, var(--yellow), var(--orange));
    box-shadow: 0 14px 26px rgba(255, 154, 61, 0.24);
  }

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

  .step-note {
    margin-top: auto;
    display: inline-flex;
    width: fit-content;
    gap: 6px;
    align-items: center;
    color: var(--cyan);
    font-size: 13px;
    font-weight: 800;
  }

  .proof-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 18px;
    align-items: stretch;
  }

  .proof-list {
    display: grid;
    gap: 14px;
  }

  .proof-card {
    padding: 18px;
  }

  .proof-card.slab {
    display: grid;
    grid-template-columns: 1.08fr 0.92fr;
    gap: 18px;
    align-items: center;
    background:
      linear-gradient(135deg, rgba(36,217,255,0.11), rgba(255,47,179,0.09)),
      rgba(255,255,255,0.06);
  }

  .proof-thumb {
    min-height: 220px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.12);
    background:
      linear-gradient(180deg, rgba(255,255,255,0.14), rgba(255,255,255,0.03)),
      radial-gradient(circle at 28% 28%, rgba(247,255,74,0.5), transparent 26%),
      radial-gradient(circle at 72% 22%, rgba(36,217,255,0.42), transparent 22%),
      linear-gradient(135deg, rgba(255,47,179,0.16), rgba(16,17,20,0.9));
    position: relative;
    overflow: hidden;
  }

  .proof-thumb::before {
    content: "";
    position: absolute;
    inset: 20px;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.12);
    background:
      linear-gradient(180deg, rgba(255,255,255,0.11), transparent),
      linear-gradient(90deg, rgba(255,255,255,0.14) 0 26%, transparent 26% 36%, rgba(255,255,255,0.09) 36% 62%, transparent 62% 72%, rgba(255,255,255,0.13) 72% 100%);
    opacity: .95;
  }

  .proof-thumb::after {
    content: "更新中";
    position: absolute;
    left: 20px;
    bottom: 20px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(16,17,20,0.85);
    border: 1px solid rgba(255,255,255,0.14);
    color: #fff;
    font-size: 12px;
    font-weight: 900;
  }

  .proof-list-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 14px;
    border-radius: 18px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
  }

  .proof-icon {
    width: 38px;
    height: 38px;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    color: #101114;
    background: linear-gradient(135deg, var(--cyan), var(--yellow));
  }

  .proof-list-item p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
  }

  .proof-list-item strong {
    display: block;
    margin-bottom: 4px;
  }

  .proof-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 14px;
  }

  .notice-strip {
    margin-bottom: 16px;
    padding: 14px 16px;
    border-radius: 18px;
    background: rgba(247,255,74,0.08);
    border: 1px solid rgba(247,255,74,0.22);
    color: #f4f6ff;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
  }

  .faq-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  details.faq-card {
    padding: 0;
    overflow: hidden;
  }

  details.faq-card[open] {
    border-color: rgba(36,217,255,0.34);
  }

  details.faq-card summary {
    list-style: none;
    cursor: pointer;
    padding: 18px 18px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    font-weight: 900;
    font-size: 16px;
  }

  details.faq-card summary::-webkit-details-marker {
    display: none;
  }

  .faq-chevron {
    flex: 0 0 auto;
    width: 28px;
    height: 28px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.08);
    color: var(--cyan);
    transition: transform .22s ease, background .22s ease;
  }

  details[open] .faq-chevron {
    transform: rotate(180deg);
    background: rgba(36,217,255,0.16);
  }

  .faq-body {
    padding: 0 18px 18px;
    color: var(--muted);
    font-size: 14px;
  }

  .cta-card {
    padding: 28px;
    background:
      linear-gradient(135deg, rgba(255,47,179,0.26), rgba(36,217,255,0.15)),
      rgba(10,11,15,0.9);
    border-color: rgba(255,255,255,0.16);
    box-shadow: 0 28px 80px rgba(0, 0, 0, 0.4);
  }

  .cta-layout {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 20px;
    align-items: center;
  }

  .cta-card p {
    color: rgba(255,255,255,0.82);
    margin-bottom: 14px;
  }

  .cta-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
  }

  .cta-list .tag {
    color: #fff;
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.12);
  }

  .cta-panel {
    min-width: 270px;
    display: grid;
    gap: 12px;
    justify-items: stretch;
  }

  .cta-panel .btn {
    width: 100%;
  }

  .site-footer {
    padding: 42px 0 120px;
    border-top: 1px solid var(--line);
    background: rgba(10, 11, 15, 0.86);
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 22px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--line);
  }

  .footer-text {
    color: var(--muted);
    max-width: 700px;
    margin-top: 14px;
    margin-bottom: 0;
  }

  .footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-content: start;
    justify-content: flex-end;
  }

  .footer-links a {
    min-height: 38px;
    padding: 0 14px;
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    color: var(--muted);
    border: 1px solid var(--line);
    background: rgba(255,255,255,0.05);
    font-weight: 800;
  }

  .footer-links a:hover {
    color: var(--text);
    border-color: rgba(36,217,255,0.4);
    background: rgba(36,217,255,0.1);
  }

  .footer-bottom {
    padding-top: 16px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    color: var(--soft);
    font-size: 14px;
  }

  .to-top {
    color: var(--text);
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-weight: 800;
  }

  .mobile-tabs {
    display: 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;
  }

  @media (max-width: 1100px) {
    .hero-layout,
    .proof-grid,
    .cta-layout,
    .filter-shell,
    .proof-card.slab,
    .feature-band-inner {
      grid-template-columns: 1fr;
    }

    .filter-sidebar {
      position: static;
    }

    .content-head {
      align-items: start;
      flex-direction: column;
    }

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

    .footer-links {
      justify-content: flex-start;
    }
  }

  @media (max-width: 760px) {
    .site-header {
      position: sticky;
    }

    .desktop-nav,
    .header-actions {
      display: none;
    }

    .section {
      padding: 62px 0;
    }

    .hero {
      padding-top: 36px;
    }

    .hero-copy {
      padding-top: 0;
    }

    h1 {
      font-size: clamp(32px, 10vw, 46px);
    }

    .lead {
      font-size: 16px;
    }

    .coupon-wall {
      min-height: 0;
      padding: 14px;
    }

    .main-coupon {
      min-height: 280px;
      padding: 22px;
    }

    .mini-coupons {
      grid-template-columns: 1fr;
    }

    .entry-grid,
    .faq-grid {
      grid-template-columns: 1fr;
    }

    .cta-panel {
      min-width: 0;
    }

    .mobile-tabs {
      display: grid;
      position: fixed;
      left: 12px;
      right: 12px;
      bottom: 12px;
      z-index: 60;
      grid-template-columns: repeat(4, 1fr);
      gap: 8px;
      padding: 8px;
      border-radius: 22px;
      background: rgba(12, 13, 17, 0.9);
      border: 1px solid rgba(255,255,255,0.12);
      backdrop-filter: blur(16px);
      box-shadow: 0 18px 44px rgba(0, 0, 0, 0.42);
    }

    .mobile-tab {
      min-height: 58px;
      display: grid;
      place-items: center;
      gap: 4px;
      color: var(--muted);
      border-radius: 18px;
      border: 1px solid transparent;
      font-size: 11px;
      font-weight: 800;
      text-align: center;
      padding: 6px 4px;
    }

    .mobile-tab i {
      font-size: 17px;
    }

    .mobile-tab.is-active {
      color: #101114;
      background: linear-gradient(135deg, var(--yellow), var(--cyan));
      box-shadow: 0 10px 24px rgba(36,217,255,0.18);
    }

    .site-footer {
      padding-bottom: 120px;
    }
  }

  @media (max-width: 520px) {
    .container {
      width: min(calc(100% - 24px), var(--max));
    }

    .coupon-title {
      font-size: 38px;
    }

    .main-coupon::before,
    .main-coupon::after {
      width: 28px;
      height: 28px;
    }

    .main-coupon::before {
      left: -14px;
    }

    .main-coupon::after {
      right: -14px;
    }

    .sort-tabs {
      width: 100%;
      overflow: auto;
    }

    .sort-tabs a {
      white-space: nowrap;
    }

    .entry-card,
    .step-card,
    .proof-card,
    .faq-card,
    .cta-card {
      border-radius: 20px;
    }

    .footer-bottom {
      font-size: 13px;
    }
  }