/* roulang page: index */
:root{
      --bg:#0f0b14;
      --bg-2:#160f1f;
      --panel:#18111f;
      --panel-2:#1e1528;
      --panel-3:#241930;
      --line:rgba(255,255,255,.10);
      --line-2:rgba(255,255,255,.16);
      --text:#f7f1e8;
      --muted:#b8aeba;
      --soft:#8f8494;
      --accent:#ff5b8a;
      --accent-2:#15d6c8;
      --accent-3:#ff9f57;
      --accent-4:#d9c18a;
      --shadow:0 18px 48px rgba(0,0,0,.34);
      --shadow-soft:0 10px 24px rgba(0,0,0,.22);
      --r:18px;
      --r-sm:14px;
      --space:24px;
      --space-lg:40px;
      --container:1180px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(255,91,138,.16), transparent 34%),
        radial-gradient(circle at 88% 8%, rgba(21,214,200,.12), transparent 24%),
        radial-gradient(circle at 50% 100%, rgba(255,159,87,.08), transparent 24%),
        linear-gradient(180deg, #100b14 0%, #0d0912 100%);
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", sans-serif;
      line-height:1.7;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none;transition:color .2s ease, transform .2s ease, border-color .2s ease, background-color .2s ease, box-shadow .2s ease}
    button,input,textarea{font:inherit}
    ::selection{background:rgba(255,91,138,.24);color:#fff}

    .grid-container{max-width:var(--container);}
    .off-canvas-wrapper{background:transparent}
    .off-canvas-content{background:transparent; min-height:100vh;}

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      backdrop-filter:saturate(140%) blur(16px);
      background:rgba(14,10,19,.72);
      border-bottom:1px solid rgba(255,255,255,.08);
      transition:all .25s ease;
    }
    .site-header.is-scrolled{
      background:rgba(12,8,16,.9);
      box-shadow:0 12px 34px rgba(0,0,0,.22);
    }
    .topbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      min-height:84px;
      padding:14px 0;
      transition:padding .25s ease, min-height .25s ease;
    }
    .site-header.is-scrolled .topbar{
      min-height:70px;
      padding:10px 0;
    }

    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      letter-spacing:.02em;
      color:var(--text);
      white-space:nowrap;
    }
    .brand-badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:40px;height:40px;
      border-radius:14px;
      background:
        linear-gradient(135deg, rgba(255,91,138,.96), rgba(21,214,200,.88));
      color:#fff;
      box-shadow:0 10px 24px rgba(255,91,138,.22);
      font-size:16px;
      font-weight:800;
    }
    .brand strong{font-size:1.02rem}
    .brand span{
      display:block;
      font-size:.84rem;
      color:var(--muted);
      font-weight:600;
      letter-spacing:.03em;
      margin-top:-2px;
    }

    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      justify-content:center;
      margin-left:auto;
      margin-right:16px;
    }
    .nav-link{
      position:relative;
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-weight:700;
      letter-spacing:.01em;
      font-size:.96rem;
      border:1px solid transparent;
    }
    .nav-link:hover,
    .nav-link:focus-visible{
      color:var(--text);
      background:rgba(255,255,255,.04);
      border-color:rgba(255,255,255,.06);
      outline:none;
      transform:translateY(-1px);
    }
    .nav-link.is-active{
      color:#fff;
      background:linear-gradient(135deg, rgba(255,91,138,.18), rgba(21,214,200,.12));
      border-color:rgba(255,255,255,.08);
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.04);
    }

    .header-tools{
      display:flex;
      align-items:center;
      gap:12px;
      margin-left:auto;
    }

    .lang-switch{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:4px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
    }
    .lang-switch button{
      border:0;
      padding:8px 12px;
      border-radius:999px;
      background:transparent;
      color:var(--muted);
      font-size:.85rem;
      font-weight:700;
      cursor:pointer;
      transition:all .2s ease;
    }
    .lang-switch button:hover,
    .lang-switch button:focus-visible{
      color:var(--text);
      outline:none;
    }
    .lang-switch button.is-active{
      color:#111;
      background:linear-gradient(135deg, rgba(255,255,255,.96), rgba(255,255,255,.86));
      box-shadow:0 10px 24px rgba(0,0,0,.16);
    }

    .menu-toggle{
      display:none;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.05);
      color:var(--text);
      border-radius:12px;
      padding:10px 12px;
      font-weight:700;
      cursor:pointer;
    }

    .mobile-menu{
      background:linear-gradient(180deg, #160f1f 0%, #120c17 100%);
      color:var(--text);
      padding:18px;
    }
    .mobile-menu .close-button{
      color:var(--muted);
      margin-bottom:18px;
    }
    .mobile-nav{
      display:grid;
      gap:10px;
    }
    .mobile-nav a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:14px 16px;
      border-radius:16px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.06);
      color:var(--text);
      font-weight:700;
    }
    .mobile-nav a.is-active{
      background:linear-gradient(135deg, rgba(255,91,138,.16), rgba(21,214,200,.10));
      border-color:rgba(255,255,255,.10);
    }
    .mobile-lang{
      margin-top:16px;
      display:flex;
      gap:8px;
      flex-wrap:wrap;
    }

    main{padding:18px 0 0}
    .section{
      padding:70px 0;
      position:relative;
    }
    .section.tight{padding-top:56px;padding-bottom:56px}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:26px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--accent-2);
      font-size:.82rem;
      font-weight:800;
      letter-spacing:.12em;
      text-transform:uppercase;
      margin-bottom:12px;
    }
    .section-kicker:before{
      content:"";
      width:10px;height:10px;border-radius:999px;
      background:var(--accent-2);
      box-shadow:0 0 0 6px rgba(21,214,200,.08);
    }
    .section-title{
      margin:0;
      font-size:clamp(1.5rem, 2.2vw, 2.35rem);
      line-height:1.2;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .section-desc{
      margin:12px 0 0;
      color:var(--muted);
      max-width:760px;
      font-size:1.02rem;
    }

    .hero{
      padding-top:34px;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      border-radius:28px;
      background:
        radial-gradient(circle at 20% 10%, rgba(255,91,138,.18), transparent 30%),
        radial-gradient(circle at 80% 20%, rgba(21,214,200,.12), transparent 26%),
        linear-gradient(180deg, rgba(25,17,33,.95), rgba(16,11,22,.96));
      box-shadow:var(--shadow);
    }
    .hero-shell:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg, rgba(255,255,255,.03), transparent 32%),
        linear-gradient(225deg, rgba(255,255,255,.03), transparent 30%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      padding:42px;
      display:grid;
      grid-template-columns: 1.12fr .88fr;
      gap:28px;
      align-items:center;
    }
    .hero-copy h1{
      margin:0;
      font-size:clamp(2rem, 5vw, 4.1rem);
      line-height:1.06;
      letter-spacing:-.04em;
      font-weight:900;
    }
    .hero-copy .lead{
      margin:18px 0 0;
      max-width:640px;
      color:#ded7e1;
      font-size:1.08rem;
      line-height:1.9;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:26px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:48px;
      padding:0 18px;
      border-radius:999px;
      font-weight:800;
      border:1px solid transparent;
      cursor:pointer;
      transition:transform .2s ease, box-shadow .2s ease, background-color .2s ease, border-color .2s ease, color .2s ease;
      white-space:nowrap;
    }
    .btn:hover,
    .btn:focus-visible{
      transform:translateY(-2px);
      outline:none;
    }
    .btn-primary{
      color:#111;
      background:linear-gradient(135deg, rgba(255,255,255,.98), rgba(255,255,255,.88));
      box-shadow:0 14px 30px rgba(0,0,0,.24);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible{
      box-shadow:0 18px 36px rgba(0,0,0,.28);
      color:#111;
    }
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.04);
      border-color:rgba(255,255,255,.10);
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible{
      border-color:rgba(255,255,255,.18);
      background:rgba(255,255,255,.07);
      color:#fff;
    }
    .btn-accent{
      color:#fff;
      background:linear-gradient(135deg, rgba(255,91,138,.95), rgba(255,159,87,.92));
      box-shadow:0 16px 32px rgba(255,91,138,.16);
    }
    .btn-accent:hover,
    .btn-accent:focus-visible{
      box-shadow:0 20px 38px rgba(255,91,138,.22);
      color:#fff;
    }

    .hero-trust{
      margin-top:22px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .trust-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      color:#e9e1eb;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      font-size:.92rem;
      font-weight:650;
    }
    .trust-pill i{color:var(--accent-2)}

    .hero-visual{
      display:grid;
      gap:14px;
    }
    .visual-stack{
      display:grid;
      gap:14px;
      grid-template-columns:1.2fr .8fr;
    }
    .showcase-card,
    .mini-card,
    .leader-card,
    .stat-card,
    .info-card,
    .feature-card,
    .result-card,
    .quote-card,
    .safety-card,
    .mobile-card,
    .cta-panel{
      border-radius:var(--r);
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      box-shadow:var(--shadow-soft);
    }
    .showcase-card{
      padding:18px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03)),
        linear-gradient(135deg, rgba(255,91,138,.10), rgba(21,214,200,.08));
      min-height:258px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      position:relative;
      overflow:hidden;
    }
    .showcase-card:after{
      content:"";
      position:absolute;
      inset:auto -24px -28px auto;
      width:170px;height:170px;
      background:radial-gradient(circle, rgba(255,91,138,.20), transparent 68%);
      pointer-events:none;
    }
    .cover-title{
      font-size:1.12rem;
      font-weight:850;
      margin:0 0 12px;
    }
    .cover-lines{
      display:grid;
      gap:10px;
    }
    .cover-line{
      height:14px;
      border-radius:999px;
      background:rgba(255,255,255,.12);
      overflow:hidden;
      position:relative;
    }
    .cover-line span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, rgba(255,91,138,.9), rgba(255,255,255,.88));
    }
    .cover-badges{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:14px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      color:#f4ebf1;
      border:1px solid rgba(255,255,255,.08);
      font-size:.8rem;
      font-weight:700;
    }
    .mini-card{
      padding:16px;
      min-height:122px;
      background:linear-gradient(180deg, rgba(30,21,40,.96), rgba(22,15,29,.96));
    }
    .mini-card .mini-kicker{
      font-size:.76rem;
      color:var(--accent-2);
      font-weight:800;
      letter-spacing:.12em;
      text-transform:uppercase;
    }
    .mini-card h3{
      margin:8px 0 6px;
      font-size:1.02rem;
      line-height:1.35;
      font-weight:850;
    }
    .mini-card p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.65;
    }
    .leader-card{
      padding:18px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
    }
    .leader-card h3{
      margin:0 0 14px;
      font-size:1.02rem;
      font-weight:850;
    }
    .leader-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:12px;
    }
    .leader-list li{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:10px;
      align-items:center;
      padding:10px 12px;
      border-radius:14px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.06);
    }
    .rank{
      width:28px;height:28px;
      border-radius:10px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:linear-gradient(135deg, rgba(21,214,200,.18), rgba(255,255,255,.10));
      color:#fff;
      font-size:.84rem;
      font-weight:800;
    }
    .leader-list strong{
      display:block;
      font-size:.95rem;
      font-weight:800;
      line-height:1.35;
    }
    .leader-list span{
      display:block;
      color:var(--muted);
      font-size:.8rem;
    }
    .leader-bar{
      width:70px;height:7px;border-radius:999px;background:rgba(255,255,255,.09);overflow:hidden;
    }
    .leader-bar b{
      display:block;height:100%;border-radius:inherit;
      background:linear-gradient(90deg, var(--accent), var(--accent-3));
    }
    .hero-rail{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .stat-card{
      padding:16px;
      min-height:118px;
      background:linear-gradient(180deg, rgba(24,17,31,.96), rgba(19,13,25,.95));
    }
    .stat-card .num{
      font-size:1.9rem;
      font-weight:900;
      line-height:1;
      letter-spacing:-.04em;
      color:#fff;
    }
    .stat-card .label{
      margin-top:10px;
      color:var(--muted);
      font-size:.88rem;
      line-height:1.6;
    }

    .grid-3{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .grid-2{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }

    .feature-card{
      padding:22px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      min-height:180px;
    }
    .feature-icon{
      width:44px;height:44px;border-radius:14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:linear-gradient(135deg, rgba(255,91,138,.18), rgba(21,214,200,.14));
      color:#fff;
      margin-bottom:14px;
      font-size:1.05rem;
    }
    .feature-card h3{
      margin:0 0 10px;
      font-size:1.06rem;
      font-weight:850;
    }
    .feature-card p{
      margin:0;
      color:var(--muted);
      line-height:1.75;
      font-size:.96rem;
    }

    .matrix{
      display:grid;
      gap:16px;
    }
    .matrix-panel{
      display:grid;
      grid-template-columns:1fr 1.05fr;
      gap:18px;
      align-items:start;
      padding:24px;
      border-radius:var(--r);
      background: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);
    }
    .matrix-panel h3{
      margin:0 0 12px;
      font-size:1.25rem;
      font-weight:900;
      line-height:1.25;
    }
    .matrix-panel p{
      margin:0;
      color:var(--muted);
      line-height:1.8;
    }
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:#ece6ee;
      font-size:.86rem;
      font-weight:700;
    }
    .tag.hot{
      background:linear-gradient(135deg, rgba(255,91,138,.18), rgba(255,159,87,.12));
      border-color:rgba(255,91,138,.18);
    }
    .tag.teal{
      background:linear-gradient(135deg, rgba(21,214,200,.16), rgba(21,214,200,.06));
      border-color:rgba(21,214,200,.16);
    }

    .quick-links{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
    }
    .quick-link{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:14px 16px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
      color:var(--text);
      font-weight:750;
    }
    .quick-link i{
      color:var(--accent-2);
    }
    .quick-link:hover,
    .quick-link:focus-visible{
      background:rgba(255,255,255,.07);
      transform:translateY(-2px);
      outline:none;
    }

    .news-wrap{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:18px;
      align-items:start;
    }
    .news-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:12px;
    }
    .news-list a{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:14px;
      padding:16px 18px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
    }
    .news-list a:hover,
    .news-list a:focus-visible{
      background:rgba(255,255,255,.07);
      border-color:rgba(255,255,255,.14);
      transform:translateY(-2px);
      outline:none;
    }
    .news-list strong{
      display:block;
      font-size:1rem;
      font-weight:800;
      line-height:1.45;
      margin-bottom:6px;
    }
    .news-list p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.65;
    }
    .news-meta{
      color:var(--soft);
      font-size:.82rem;
      font-weight:700;
      white-space:nowrap;
      padding-top:2px;
    }
    .side-card{
      padding:22px;
      border-radius:var(--r);
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
    }
    .side-card h3{
      margin:0 0 12px;
      font-size:1.05rem;
      font-weight:850;
    }
    .side-note{
      color:var(--muted);
      line-height:1.8;
      font-size:.95rem;
      margin:0 0 14px;
    }
    .side-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }

    .result-card{
      padding:24px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03)),
        linear-gradient(135deg, rgba(255,91,138,.06), rgba(21,214,200,.04));
    }
    .result-card .result-head{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:14px;
    }
    .result-card .result-num{
      width:42px;height:42px;border-radius:14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.08);
      color:#fff;
      font-weight:900;
    }
    .result-card h3{
      margin:0;
      font-size:1.08rem;
      font-weight:900;
    }
    .result-card p{
      margin:0;
      color:var(--muted);
      line-height:1.8;
      font-size:.96rem;
    }

    .quote-card{
      padding:22px;
      background:linear-gradient(180deg, rgba(24,17,31,.96), rgba(18,12,25,.95));
    }
    .quote-top{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:14px;
    }
    .avatar{
      width:46px;height:46px;border-radius:16px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:linear-gradient(135deg, rgba(255,91,138,.32), rgba(21,214,200,.24));
      border:1px solid rgba(255,255,255,.10);
      font-weight:900;
      color:#fff;
      box-shadow:0 12px 24px rgba(0,0,0,.18);
    }
    .quote-card strong{display:block;font-size:1rem;font-weight:850}
    .quote-card .meta{color:var(--soft);font-size:.84rem}
    .quote-card p{
      margin:0;
      color:#e8e0ea;
      line-height:1.85;
      font-size:.96rem;
    }

    .trust-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
    }
    .safety-card{
      padding:22px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
    }
    .safety-card h3{
      margin:0 0 10px;
      font-size:1.05rem;
      font-weight:850;
    }
    .safety-card p{
      margin:0;
      color:var(--muted);
      line-height:1.8;
      font-size:.95rem;
    }

    .mobile-panel{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
      align-items:stretch;
    }
    .mobile-card{
      padding:24px;
      background:
        radial-gradient(circle at 90% 10%, rgba(21,214,200,.12), transparent 28%),
        linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
    }
    .mobile-card h3{
      margin:0 0 10px;
      font-size:1.2rem;
      font-weight:900;
    }
    .mobile-card p{
      margin:0;
      color:var(--muted);
      line-height:1.82;
      font-size:.96rem;
    }
    .mobile-steps{
      margin-top:18px;
      display:grid;
      gap:10px;
    }
    .step{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px 16px;
      border-radius:16px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.07);
    }
    .step .step-num{
      width:28px;height:28px;border-radius:10px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:rgba(255,255,255,.08);
      color:#fff;
      font-weight:900;
      flex-shrink:0;
    }
    .step strong{
      display:block;
      font-size:.98rem;
      margin-bottom:3px;
    }
    .step span{
      color:var(--muted);
      font-size:.9rem;
      line-height:1.6;
    }
    .mobile-rail{
      display:grid;
      gap:14px;
    }
    .mobile-poster{
      min-height:230px;
      padding:20px;
      border-radius:var(--r);
      border:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03)),
        radial-gradient(circle at 75% 25%, rgba(255,91,138,.14), transparent 28%),
        radial-gradient(circle at 20% 70%, rgba(21,214,200,.12), transparent 24%);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      box-shadow:var(--shadow-soft);
    }
    .mobile-poster .poster-top{
      display:flex;
      justify-content:space-between;
      gap:10px;
      align-items:flex-start;
    }
    .poster-pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(0,0,0,.16);
      border:1px solid rgba(255,255,255,.08);
      color:#fff;
      font-size:.82rem;
      font-weight:700;
    }
    .poster-title{
      margin:14px 0 8px;
      font-size:1.35rem;
      font-weight:900;
      line-height:1.2;
    }
    .poster-desc{
      color:#ece3ed;
      margin:0;
      font-size:.94rem;
      line-height:1.8;
      max-width:320px;
    }
    .poster-actions{
      margin-top:18px;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }

    .faq-box{
      border-radius:var(--r);
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
    }
    .accordion{
      margin:0;
      background:transparent;
    }
    .accordion-title{
      padding:18px 20px;
      color:var(--text);
      font-weight:800;
      background:transparent;
      border:0;
      outline:none;
      font-size:1rem;
    }
    .accordion-title:hover,
    .accordion-title:focus-visible{
      background:rgba(255,255,255,.04);
      color:#fff;
      outline:none;
    }
    .accordion-item{
      border-top:1px solid rgba(255,255,255,.08);
      background:transparent;
    }
    .accordion-content{
      padding:0 20px 18px;
      color:var(--muted);
      line-height:1.85;
      border:0;
      background:transparent;
    }

    .cta-panel{
      padding:30px;
      background:
        radial-gradient(circle at 20% 0%, rgba(255,91,138,.18), transparent 28%),
        radial-gradient(circle at 85% 100%, rgba(21,214,200,.16), transparent 24%),
        linear-gradient(180deg, rgba(33,21,45,.98), rgba(18,12,24,.98));
      overflow:hidden;
      position:relative;
    }
    .cta-panel:after{
      content:"";
      position:absolute;
      inset:auto -40px -60px auto;
      width:220px;height:220px;border-radius:50%;
      background:radial-gradient(circle, rgba(255,255,255,.08), transparent 70%);
      pointer-events:none;
    }
    .cta-panel .cta-text{
      max-width:760px;
      position:relative;
      z-index:1;
    }
    .cta-panel h2{
      margin:0;
      font-size:clamp(1.55rem, 3vw, 2.4rem);
      line-height:1.18;
      font-weight:900;
    }
    .cta-panel p{
      margin:12px 0 0;
      color:#e6dfe8;
      line-height:1.9;
      font-size:1rem;
    }
    .cta-actions{
      margin-top:22px;
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      position:relative;
      z-index:1;
    }

    .site-footer{
      padding:34px 0 50px;
      border-top:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(10,7,14,.18), rgba(10,7,14,.32));
      margin-top:24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:18px;
      align-items:start;
    }
    .footer-brand{
      display:grid;
      gap:14px;
    }
    .footer-brand p{
      margin:0;
      color:var(--muted);
      line-height:1.8;
      max-width:420px;
    }
    .footer-title{
      font-size:1rem;
      font-weight:850;
      margin:0 0 14px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-weight:700;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:#fff;
      outline:none;
    }
    .footer-bottom{
      margin-top:24px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      color:var(--soft);
      font-size:.9rem;
    }

    .section-note{
      color:var(--muted);
      font-size:.94rem;
      margin-top:10px;
    }

    .content-card{
      padding:20px;
      border-radius:var(--r);
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease, background-color .2s ease;
    }
    .content-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,255,255,.14);
      box-shadow:0 16px 28px rgba(0,0,0,.26);
    }

    .muted{color:var(--muted)}
    .small{font-size:.9rem}
    .divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(255,255,255,.12), transparent);
      margin:22px 0;
    }

    .reveal,.accordion-content{
      border:0;
    }

    .show-for-medium .desktop-nav{display:flex}

    @media (max-width: 1024px){
      .hero-grid,
      .matrix-panel,
      .news-wrap,
      .mobile-panel,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .hero-copy h1{
        font-size:clamp(1.9rem, 6vw, 3.3rem);
      }
      .visual-stack,
      .hero-rail,
      .grid-3,
      .trust-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .section{padding:56px 0}
    }

    @media (max-width: 767px){
      .desktop-nav{display:none}
      .menu-toggle{display:inline-flex}
      .topbar{min-height:72px;padding:10px 0}
      .site-header.is-scrolled .topbar{min-height:64px}
      .brand strong{font-size:.96rem}
      .brand span{font-size:.78rem}
      .lang-switch{display:none}
      .hero-grid{padding:22px}
      .section{padding:42px 0}
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .visual-stack,
      .hero-rail,
      .grid-3,
      .grid-2,
      .trust-grid,
      .quick-links{
        grid-template-columns:1fr;
      }
      .hero-actions,
      .cta-actions,
      .poster-actions{
        flex-direction:column;
        align-items:stretch;
      }
      .btn{
        width:100%;
      }
      .cta-panel,
      .feature-card,
      .result-card,
      .quote-card,
      .mobile-card,
      .safety-card,
      .content-card,
      .side-card,
      .showcase-card,
      .leader-card{
        padding:18px;
      }
      .news-list a{
        padding:14px 15px;
        flex-direction:column;
      }
      .news-meta{white-space:normal}
    }

    @media (max-width: 520px){
      .hero-grid{padding:18px}
      .hero-copy .lead{font-size:1rem}
      .nav-link{padding:8px 12px}
      .stat-card .num{font-size:1.55rem}
      .section-title{font-size:1.42rem}
      .accordion-title{padding:16px}
      .accordion-content{padding:0 16px 16px}
      .footer-bottom{font-size:.84rem}
    }

    /* Foundation reset helpers to match the theme */
    .button, .button:hover, .button:focus{
      background:transparent;
    }
    .off-canvas{
      box-shadow:18px 0 44px rgba(0,0,0,.32);
    }
    .is-drilldown-submenu{
      background:var(--panel);
    }
    .accordion-content p{margin-bottom:0}

/* roulang page: category1 */
:root{
      --ink:#17131d;
      --night:#211a2b;
      --night-2:#2d2239;
      --paper:#f7f3ee;
      --card:#fffdfa;
      --warm:#fff7ec;
      --text:#29232f;
      --muted:#7b7180;
      --line:#e9e0e2;
      --pink:#ee477f;
      --coral:#ff795d;
      --cyan:#63d6d0;
      --gold:#d8ad67;
      --shadow:0 16px 42px rgba(35,22,43,.10);
      --shadow-soft:0 8px 24px rgba(35,22,43,.07);
      --radius:18px;
      --radius-sm:12px;
      --ease:all .25s ease;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--pink)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(99,214,208,.85);outline-offset:3px}
    .grid-container{max-width:1180px;padding-left:24px;padding-right:24px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(33,26,43,.95);border-bottom:1px solid rgba(255,255,255,.09);backdrop-filter:blur(14px)}
    .topbar{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:12px;color:#fff;min-width:260px}
    .brand:hover{color:#fff}
    .brand-badge{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--pink),var(--coral));color:#fff;font-weight:800;font-size:19px;box-shadow:0 6px 18px rgba(238,71,127,.28)}
    .brand strong,.brand span span{display:block}
    .brand strong{font-size:15px;letter-spacing:.02em;line-height:1.2}
    .brand span span{font-size:11px;color:#bdb1c3;margin-top:4px;line-height:1.2}
    .desktop-nav{display:flex;align-items:center;gap:8px;margin-left:auto}
    .nav-link{color:#cfc5d2;padding:9px 15px;border-radius:999px;font-size:14px}
    .nav-link:hover,.nav-link.is-active{color:#fff;background:rgba(255,255,255,.11)}
    .nav-link.is-active{box-shadow:inset 0 -2px var(--cyan)}
    .header-tools{display:flex;align-items:center;gap:14px}
    .lang-switch{padding:3px;border:1px solid rgba(255,255,255,.14);border-radius:999px;display:flex;gap:2px}
    .lang-switch button{border:0;border-radius:999px;background:transparent;color:#bdb1c3;padding:5px 10px;font-size:11px}
    .lang-switch button.is-active{background:#fff;color:var(--night)}
    .menu-toggle{border:1px solid rgba(255,255,255,.2);border-radius:10px;background:transparent;color:#fff;padding:8px 11px}
    .hero{background:var(--night);color:#fff;padding:76px 0 68px;position:relative;overflow:hidden}
    .hero:after{content:"";position:absolute;width:480px;height:480px;border-radius:50%;right:-170px;top:-230px;background:rgba(238,71,127,.13);filter:blur(3px)}
    .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:70px;align-items:center;position:relative;z-index:1}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:12px;font-weight:700;letter-spacing:.12em;margin-bottom:18px}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--coral)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(34px,4.6vw,64px);line-height:1.13;letter-spacing:-.045em;margin-bottom:22px;color:#fff;max-width:690px}
    .hero-copy{color:#c9bfce;max-width:600px;font-size:17px;line-height:1.9}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .button{border-radius:999px;padding:12px 21px;font-weight:700;font-size:14px;margin:0;transition:var(--ease)}
    .button.primary{background:var(--pink);color:#fff;box-shadow:0 9px 20px rgba(238,71,127,.25)}
    .button.primary:hover{background:#ff6192;color:#fff;transform:translateY(-2px)}
    .button.hollow-light{border:1px solid rgba(255,255,255,.3);color:#fff;background:transparent}
    .button.hollow-light:hover{border-color:var(--cyan);color:var(--cyan);transform:translateY(-2px)}
    .hero-note{display:flex;gap:22px;flex-wrap:wrap;margin-top:28px;color:#a99caf;font-size:12px}
    .hero-note i{color:var(--cyan);margin-right:6px}
    .ranking-panel{background:#30253b;border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:22px;box-shadow:var(--shadow)}
    .panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
    .panel-top strong{font-size:15px}.panel-top span{font-size:11px;color:#b7aabb}
    .rank-row{display:grid;grid-template-columns:28px 52px 1fr auto;align-items:center;gap:12px;padding:13px 0;border-top:1px solid rgba(255,255,255,.09)}
    .rank-no{font-size:18px;color:var(--coral);font-weight:800}
    .mini-cover{height:42px;border-radius:9px;background:linear-gradient(135deg,#d85a77,#4b315f)}
    .mini-cover.c2{background:linear-gradient(135deg,#55c9c5,#3b355d)}
    .mini-cover.c3{background:linear-gradient(135deg,#e3a557,#743950)}
    .rank-title{font-size:13px;color:#f9f4f8;line-height:1.4}.rank-meta{font-size:11px;color:#a99caf;margin-top:3px}
    .rank-tag{font-size:10px;color:var(--cyan);border:1px solid rgba(99,214,208,.35);padding:3px 7px;border-radius:999px}
    .section{padding:84px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}
    .section-kicker{color:var(--pink);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}
    h2{font-size:clamp(27px,3vw,42px);line-height:1.2;letter-spacing:-.035em;color:var(--ink);margin-bottom:10px}
    .section-intro{max-width:620px;color:var(--muted);margin-bottom:0}
    .crumbs{font-size:13px;color:var(--muted);margin-bottom:26px}.crumbs a{color:var(--pink)}.crumbs i{margin:0 8px;font-size:10px}
    .filter-bar{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px 16px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:34px;box-shadow:var(--shadow-soft)}
    .filter-label{font-weight:700;font-size:13px;margin-right:4px}.filter-chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 14px;color:var(--muted);font-size:12px}
    .filter-chip:hover,.filter-chip.active{background:var(--night);border-color:var(--night);color:#fff}
    .content-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .feature-card,.small-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-soft);transition:var(--ease)}
    .feature-card{display:grid;grid-template-columns:1.05fr .95fr}
    .small-stack{display:grid;gap:22px}
    .small-card{display:grid;grid-template-columns:145px 1fr;min-height:164px}
    .cover{min-height:100%;position:relative;overflow:hidden;background:linear-gradient(135deg,#bb416b 5%,#35243e 75%)}
    .cover:before{content:"";position:absolute;inset:0;background:linear-gradient(145deg,transparent 35%,rgba(0,0,0,.48))}
    .cover:after{content:"精选";position:absolute;left:16px;top:15px;background:var(--cyan);color:var(--night);font-size:11px;font-weight:800;padding:4px 9px;border-radius:999px}
    .cover.two{background:linear-gradient(135deg,#ef8764,#49304d)}.cover.three{background:linear-gradient(135deg,#5bc7c0,#24263e)}
    .cover-mark{position:absolute;right:18px;bottom:18px;color:rgba(255,255,255,.75);font-size:42px;font-weight:800;letter-spacing:-.1em}
    .card-body{padding:24px}.small-card .card-body{padding:18px}
    .tag{display:inline-block;color:var(--pink);font-size:11px;font-weight:800;margin-bottom:9px}.tag i{margin-right:5px}
    .card-title{font-size:20px;line-height:1.35;color:var(--ink);margin-bottom:9px;font-weight:800}
    .small-card .card-title{font-size:16px}
    .card-desc{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:15px}
    .card-link{font-size:12px;color:var(--night);font-weight:800}.card-link i{margin-left:6px;color:var(--pink)}
    .quick-section{background:var(--warm)}
    .quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .quick-card{padding:26px;background:rgba(255,255,255,.72);border:1px solid #f0dfd7;border-radius:var(--radius-sm)}
    .quick-icon{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--night);color:var(--cyan);margin-bottom:18px}
    .quick-card h3{font-size:18px;margin-bottom:8px;color:var(--ink)}.quick-card p{font-size:13px;color:var(--muted);margin-bottom:0}
    .split-section{display:grid;grid-template-columns:.78fr 1.22fr;gap:80px;align-items:start}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:25px}.tag-cloud a{border:1px solid var(--line);background:#fff;padding:9px 14px;border-radius:999px;font-size:12px}.tag-cloud a:hover{background:var(--pink);border-color:var(--pink);color:#fff}
    .browse-board{background:var(--night);border-radius:22px;padding:26px;color:#fff;box-shadow:var(--shadow)}
    .board-line{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.12);padding:14px 0;gap:18px}.board-line:first-child{padding-top:0}.board-line:last-child{border-bottom:0;padding-bottom:0}
    .board-main{display:flex;align-items:center;gap:12px}.board-dot{width:9px;height:9px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 5px rgba(255,121,93,.12)}.board-line:nth-child(2) .board-dot{background:var(--cyan);box-shadow:0 0 0 5px rgba(99,214,208,.12)}
    .board-line strong{display:block;font-size:14px}.board-line small{color:#afa4b4;font-size:11px}.board-state{font-size:11px;color:var(--cyan)}
    .result-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:46px 0}.results{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.result{padding-left:20px;border-left:3px solid var(--pink)}.result:nth-child(2){border-color:var(--cyan)}.result:nth-child(3){border-color:var(--gold)}.result strong{display:block;font-size:21px;color:var(--ink);margin-bottom:4px}.result span{font-size:13px;color:var(--muted)}
    .feedback-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.quote-card{padding:24px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}.stars{color:var(--gold);font-size:12px;letter-spacing:3px;margin-bottom:14px}.quote-card blockquote{font-size:15px;line-height:1.8;margin:0 0 20px;color:var(--text)}.user{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted)}.avatar{width:32px;height:32px;border-radius:50%;background:var(--night);color:var(--cyan);display:grid;place-items:center;font-weight:800}
    .faq-wrap{max-width:850px}.accordion{background:transparent;margin:0}.accordion-item{border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden;background:#fff}.accordion-title{border:0!important;color:var(--ink);font-weight:700;font-size:15px;padding:18px 48px 18px 20px}.accordion-title:hover{background:var(--warm);color:var(--pink)}.accordion-content{border:0;background:var(--warm);color:var(--muted);font-size:14px;line-height:1.8;padding:0 20px 18px}
    .cta{padding:64px 0;background:var(--night);color:#fff}.cta-box{display:flex;justify-content:space-between;align-items:center;gap:35px}.cta h2{color:#fff;margin-bottom:10px}.cta p{color:#c4b8c8;margin-bottom:0;max-width:570px}.cta .button.hollow-light{white-space:nowrap}
    .site-footer{background:#17131d;color:#bdb2c2;padding:54px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr .6fr .7fr;gap:70px;padding-bottom:42px}.footer-brand .brand{margin-bottom:18px}.footer-brand p{font-size:13px;line-height:1.8;max-width:410px;color:#978a9d}.footer-title{color:#fff;font-size:13px;margin-bottom:15px}.footer-links{display:grid;gap:8px;font-size:13px}.footer-links a:hover{color:var(--cyan)}.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.1);padding-top:18px;font-size:11px;color:#807385}
    .off-canvas{background:var(--night);padding:28px 22px}.off-canvas .brand{margin-bottom:28px}.mobile-links{display:grid;gap:7px}.mobile-links a{padding:12px;color:#d8cbdc;border-bottom:1px solid rgba(255,255,255,.1)}.mobile-links a.is-active{color:var(--cyan)}
    @media(max-width:900px){.hero-grid,.split-section{grid-template-columns:1fr;gap:38px}.hero{padding:58px 0}.content-layout{grid-template-columns:1fr}.small-stack{grid-template-columns:1fr 1fr}.split-section{gap:32px}.footer-grid{gap:30px}}
    @media(max-width:640px){.grid-container{padding-left:18px;padding-right:18px}.topbar{height:68px}.brand{min-width:0}.brand strong{font-size:13px}.brand span span{font-size:10px}.hero{padding:46px 0 48px}h1{font-size:36px}.hero-copy{font-size:15px}.section{padding:54px 0}.section-head{display:block}.section-intro{margin-top:12px}.feature-card{display:block}.feature-card .cover{height:210px}.small-stack,.quick-grid,.results,.feedback-grid{grid-template-columns:1fr}.small-card{grid-template-columns:120px 1fr}.small-card .card-body{padding:15px}.card-title{font-size:18px}.filter-bar{align-items:flex-start}.filter-label{width:100%}.split-section{gap:24px}.cta{padding:48px 0}.cta-box{display:block}.cta-actions{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:5px}}