/* roulang page: index */
:root{
      --bg:#0c1117;
      --bg-2:#101722;
      --surface:#131b26;
      --surface-2:#17202d;
      --surface-3:#1d2736;
      --line:rgba(255,255,255,.09);
      --line-strong:rgba(255,255,255,.14);
      --text:#eef4f8;
      --muted:#92a3b6;
      --muted-2:#b7c4d1;
      --accent:#35e38a;
      --accent-2:#2fc2ff;
      --warn:#ffb347;
      --danger:#ff6a74;
      --shadow:0 18px 44px rgba(0,0,0,.32);
      --shadow-soft:0 10px 26px rgba(0,0,0,.24);
      --radius:18px;
      --radius-sm:12px;
      --radius-xs:10px;
      --container:1280px;
      --space:clamp(18px,2.5vw,28px);
      --header-h:78px;
      --transition:180ms ease;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 700px at 10% 0%, rgba(47,194,255,.10), transparent 48%),
        radial-gradient(1000px 600px at 88% 8%, rgba(53,227,138,.10), transparent 42%),
        linear-gradient(180deg, #0b0f14 0%, #0d131b 42%, #0b0f14 100%);
      line-height:1.7;
      font-size:16px;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none;transition:color var(--transition),border-color var(--transition),background var(--transition),transform var(--transition),opacity var(--transition)}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    button{
      border:0;
      cursor:pointer;
      background:none;
      color:inherit;
    }
    ::selection{background:rgba(53,227,138,.25);color:#fff}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .topbar{
      position:relative;
      z-index:30;
      background:linear-gradient(90deg, rgba(18,24,33,.96), rgba(24,33,46,.96));
      border-bottom:1px solid var(--line);
      color:var(--muted-2);
      font-size:13px;
      letter-spacing:.2px;
    }
    .topbar-inner{
      min-height:40px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:8px 0;
      flex-wrap:wrap;
    }
    .topbar strong{color:var(--text);font-weight:600}
    .topbar .risk{
      color:#ffd79b;
      display:inline-flex;
      align-items:center;
      gap:8px;
      white-space:nowrap;
    }
    .topbar .risk::before{
      content:"";
      width:8px;height:8px;border-radius:999px;
      background:var(--warn);
      box-shadow:0 0 0 4px rgba(255,179,71,.15);
      flex:none;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:40;
      backdrop-filter:saturate(140%) blur(12px);
      background:rgba(11,15,20,.84);
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .header-inner{
      min-height:var(--header-h);
      display:grid;
      grid-template-columns:auto 1fr auto;
      align-items:center;
      gap:18px;
      padding:14px 0;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:14px;
      min-width:0;
    }
    .brand-mark{
      width:46px;height:46px;
      border-radius:15px;
      display:grid;
      place-items:center;
      background:
        linear-gradient(145deg, rgba(53,227,138,.95), rgba(47,194,255,.85));
      color:#051018;
      font-weight:800;
      letter-spacing:.5px;
      box-shadow:0 12px 26px rgba(53,227,138,.16);
      flex:none;
    }
    .brand-text{
      min-width:0;
      display:flex;
      flex-direction:column;
      gap:2px;
    }
    .brand-text strong{
      font-size:18px;
      line-height:1.15;
      letter-spacing:.2px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-text span{
      color:var(--muted);
      font-size:12px;
      line-height:1.3;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .site-nav{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted-2);
      border:1px solid transparent;
      background:transparent;
      font-weight:500;
      font-size:14px;
    }
    .nav-link:hover,
    .nav-link:focus-visible{
      color:var(--text);
      border-color:var(--line-strong);
      background:rgba(255,255,255,.03);
      outline:none;
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#071117;
      background:linear-gradient(145deg, var(--accent), #84f1bf);
      border-color:transparent;
      box-shadow:0 10px 22px rgba(53,227,138,.18);
    }
    .nav-link[data-slug]::after{
      content:"";
      width:6px;height:6px;
      border-radius:999px;
      background:rgba(255,255,255,.24);
      margin-left:2px;
    }
    .site-search{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:min(360px, 100%);
      justify-self:end;
    }
    .site-search .search-box{
      position:relative;
      flex:1;
    }
    .site-search input{
      width:100%;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:var(--text);
      border-radius:999px;
      padding:12px 16px 12px 42px;
      outline:none;
      transition:border-color var(--transition), background var(--transition), box-shadow var(--transition);
    }
    .site-search input::placeholder{color:#75889c}
    .site-search input:focus{
      border-color:rgba(53,227,138,.5);
      background:rgba(255,255,255,.05);
      box-shadow:0 0 0 4px rgba(53,227,138,.12);
    }
    .site-search .search-icon{
      position:absolute;
      left:14px;
      top:50%;
      transform:translateY(-50%);
      width:15px;height:15px;
      border:2px solid rgba(255,255,255,.38);
      border-radius:999px;
    }
    .site-search .search-icon::after{
      content:"";
      position:absolute;
      right:-5px;bottom:-4px;
      width:8px;height:2px;
      background:rgba(255,255,255,.38);
      transform:rotate(45deg);
      border-radius:2px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:0 18px;
      border-radius:999px;
      font-weight:600;
      letter-spacing:.2px;
      border:1px solid transparent;
      transition:transform var(--transition), background var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition), opacity var(--transition);
      white-space:nowrap;
    }
    .btn:hover,
    .btn:focus-visible{
      transform:translateY(-1px);
      outline:none;
    }
    .btn-primary{
      color:#071117;
      background:linear-gradient(145deg, var(--accent), #88f3c1);
      box-shadow:0 14px 28px rgba(53,227,138,.16);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible{
      box-shadow:0 16px 32px rgba(53,227,138,.22);
    }
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.03);
      border-color:var(--line);
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible{
      border-color:rgba(47,194,255,.36);
      background:rgba(47,194,255,.08);
    }
    .btn-ghost{
      color:var(--muted-2);
      border-color:var(--line);
      background:transparent;
    }
    .btn-ghost:hover,
    .btn-ghost:focus-visible{
      color:var(--text);
      border-color:rgba(255,255,255,.16);
      background:rgba(255,255,255,.04);
    }
    .section{
      padding:clamp(42px,6vw,82px) 0;
    }
    .section-tight{padding-top:0}
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:flex-end;
      margin-bottom:24px;
      flex-wrap:wrap;
    }
    .section-title{
      display:flex;
      flex-direction:column;
      gap:10px;
      max-width:760px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--accent);
      font-size:13px;
      font-weight:700;
      letter-spacing:.14em;
      text-transform:uppercase;
    }
    .eyebrow::before{
      content:"";
      width:18px;height:2px;
      background:linear-gradient(90deg, var(--accent), var(--accent-2));
      border-radius:999px;
    }
    h1,h2,h3,p{margin:0}
    h1{
      font-size:clamp(36px,5vw,64px);
      line-height:1.08;
      letter-spacing:-.03em;
      font-weight:800;
      max-width:12ch;
    }
    h2{
      font-size:clamp(26px,3vw,40px);
      line-height:1.16;
      font-weight:780;
      letter-spacing:-.02em;
    }
    h3{
      font-size:clamp(18px,2.1vw,24px);
      line-height:1.25;
      font-weight:740;
    }
    .section-subtitle{
      color:var(--muted);
      font-size:15px;
      line-height:1.75;
      max-width:72ch;
    }
    .hero{
      position:relative;
      overflow:hidden;
      padding-top:28px;
      padding-bottom:48px;
    }
    .hero-shell{
      position:relative;
      border-radius:28px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow);
      background:
        linear-gradient(135deg, rgba(8,12,17,.88), rgba(14,20,29,.68)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    }
    .hero-shell::before,
    .hero-shell::after{
      content:"";
      position:absolute;
      inset:auto;
      pointer-events:none;
    }
    .hero-shell::before{
      inset:0;
      background:
        linear-gradient(90deg, rgba(11,15,20,.84) 0%, rgba(11,15,20,.64) 42%, rgba(11,15,20,.28) 100%),
        radial-gradient(700px 240px at 28% 12%, rgba(53,227,138,.16), transparent 60%),
        radial-gradient(540px 260px at 82% 26%, rgba(47,194,255,.16), transparent 62%);
      z-index:0;
    }
    .hero-shell::after{
      right:-80px;
      top:-100px;
      width:240px;height:240px;
      border-radius:50%;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(53,227,138,.11), rgba(47,194,255,.04));
      filter:blur(2px);
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.16fr) minmax(320px,.84fr);
      gap:30px;
      align-items:stretch;
      padding:clamp(26px,4vw,48px);
    }
    .hero-copy{
      display:flex;
      flex-direction:column;
      gap:18px;
      justify-content:center;
      min-width:0;
      padding:clamp(8px,1.2vw,14px) 0;
    }
    .hero-copy .eyebrow{
      color:#aef5cf;
      letter-spacing:.12em;
    }
    .hero-copy h1{max-width:13ch}
    .hero-copy p{
      font-size:16px;
      color:#d7e1ea;
      line-height:1.86;
      max-width:66ch;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:4px;
    }
    .hero-search{
      display:flex;
      gap:10px;
      align-items:center;
      max-width:560px;
      width:100%;
      margin-top:6px;
    }
    .hero-search input{
      flex:1;
      min-width:0;
      min-height:50px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:999px;
      background:rgba(255,255,255,.04);
      color:var(--text);
      padding:0 18px 0 18px;
      outline:none;
      transition:border-color var(--transition), background var(--transition), box-shadow var(--transition);
    }
    .hero-search input::placeholder{color:#8fa0b1}
    .hero-search input:focus{
      border-color:rgba(47,194,255,.52);
      background:rgba(255,255,255,.06);
      box-shadow:0 0 0 4px rgba(47,194,255,.12);
    }
    .hero-search .btn{min-height:50px}
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:4px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 13px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:var(--muted-2);
      font-size:13px;
      line-height:1;
      white-space:nowrap;
    }
    .tag strong{color:var(--text);font-weight:700}
    .tag.accent{
      color:#071117;
      background:linear-gradient(145deg, rgba(53,227,138,.95), rgba(132,241,191,.95));
      border-color:transparent;
      font-weight:700;
    }
    .tag.alt{
      color:#eaf8ff;
      background:rgba(47,194,255,.09);
      border-color:rgba(47,194,255,.22);
    }
    .hero-panel{
      display:flex;
      flex-direction:column;
      gap:16px;
      min-width:0;
    }
    .hero-visual{
      position:relative;
      border-radius:24px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(19,27,38,.92), rgba(15,21,30,.92));
      min-height:240px;
      box-shadow:var(--shadow-soft);
    }
    .hero-visual img{
      width:100%;
      height:100%;
      object-fit:cover;
      aspect-ratio:16/11;
      filter:saturate(1.02) contrast(1.02);
    }
    .hero-visual::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(10,14,20,.08) 0%, rgba(10,14,20,.86) 100%),
        linear-gradient(90deg, rgba(53,227,138,.06), rgba(47,194,255,.05));
      pointer-events:none;
    }
    .hero-visual-copy{
      position:absolute;
      left:18px;
      right:18px;
      bottom:18px;
      z-index:1;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .hero-visual-copy .mini-title{
      font-size:18px;
      font-weight:780;
      line-height:1.2;
    }
    .hero-visual-copy .mini-desc{
      color:#d7e1ea;
      font-size:14px;
      line-height:1.72;
      max-width:36ch;
    }
    .hero-stats{
      display:grid;
      gap:12px;
      grid-template-columns:1fr 1fr;
    }
    .stat-card{
      padding:16px 16px 15px;
      border-radius:18px;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02));
      box-shadow:0 8px 20px rgba(0,0,0,.14);
      min-height:100px;
    }
    .stat-card .label{
      display:block;
      color:var(--muted);
      font-size:13px;
      margin-bottom:10px;
    }
    .stat-card strong{
      display:block;
      font-size:22px;
      line-height:1.15;
      font-weight:800;
      letter-spacing:-.02em;
    }
    .stat-card p{
      color:var(--muted-2);
      font-size:13px;
      line-height:1.65;
      margin-top:8px;
    }
    .stat-card.highlight{
      background:linear-gradient(145deg, rgba(53,227,138,.12), rgba(47,194,255,.08));
      border-color:rgba(53,227,138,.24);
    }
    .strip{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      padding-top:18px;
    }
    .strip-note{
      color:var(--muted);
      font-size:13px;
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .strip-note .dot{
      width:8px;height:8px;border-radius:999px;background:var(--accent);
      box-shadow:0 0 0 4px rgba(53,227,138,.14);
      flex:none;
    }
    .quick-tags{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .quick-tags .tag{
      transition:transform var(--transition), border-color var(--transition), background var(--transition);
    }
    .quick-tags .tag:hover,
    .quick-tags .tag:focus-visible{
      transform:translateY(-1px);
      border-color:rgba(255,255,255,.18);
      background:rgba(255,255,255,.06);
      outline:none;
    }
    .section-band{
      padding-top:14px;
    }
    .band-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
    }
    .band-card{
      position:relative;
      overflow:hidden;
      border-radius:22px;
      padding:20px;
      border:1px solid var(--line);
      background:
        linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02)),
        linear-gradient(135deg, rgba(19,27,38,.82), rgba(14,20,29,.84));
      box-shadow:var(--shadow-soft);
      min-height:176px;
    }
    .band-card::before{
      content:"";
      position:absolute;
      inset:auto -18% -46% auto;
      width:200px;height:200px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(53,227,138,.18), transparent 62%);
      pointer-events:none;
    }
    .band-card:nth-child(2)::before{
      background:radial-gradient(circle, rgba(47,194,255,.16), transparent 62%);
    }
    .band-card:nth-child(3)::before{
      background:radial-gradient(circle, rgba(255,179,71,.18), transparent 62%);
    }
    .band-card .band-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:14px;
    }
    .band-card .band-top span{
      color:var(--muted);
      font-size:13px;
    }
    .band-card .band-top em{
      font-style:normal;
      color:#071117;
      background:linear-gradient(145deg, var(--accent), #a7f8d0);
      padding:6px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:700;
      white-space:nowrap;
    }
    .band-card h3{margin-bottom:10px}
    .band-card p{
      color:var(--muted-2);
      font-size:14px;
      line-height:1.78;
      max-width:34ch;
    }
    .band-card ul{
      margin:14px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:8px;
    }
    .band-card li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#d9e3eb;
      font-size:14px;
      line-height:1.6;
    }
    .band-card li::before{
      content:"";
      width:8px;height:8px;border-radius:999px;
      margin-top:8px;
      background:linear-gradient(145deg, var(--accent), var(--accent-2));
      box-shadow:0 0 0 4px rgba(47,194,255,.08);
      flex:none;
    }
    .chip-section{
      padding-top:0;
    }
    .chip-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      padding:10px 14px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:var(--muted-2);
      font-size:13px;
      line-height:1;
      transition:transform var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
      white-space:nowrap;
    }
    .chip:hover,
    .chip:focus-visible{
      transform:translateY(-1px);
      border-color:rgba(53,227,138,.24);
      background:rgba(53,227,138,.08);
      color:var(--text);
      outline:none;
    }
    .chip.hot{
      color:#071117;
      background:linear-gradient(145deg, rgba(53,227,138,.95), rgba(132,241,191,.96));
      border-color:transparent;
      font-weight:700;
    }
    .chip.info{
      border-color:rgba(47,194,255,.18);
      background:rgba(47,194,255,.08);
      color:#dff4ff;
    }
    .spotlight-grid{
      display:grid;
      grid-template-columns:minmax(0,1.42fr) minmax(320px,.86fr);
      gap:18px;
      align-items:stretch;
    }
    .feature-card,
    .stack-card,
    .content-card,
    .value-card,
    .faq-box,
    .cta-panel{
      border-radius:24px;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02));
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .feature-card{
      position:relative;
      min-height:420px;
    }
    .feature-media{
      position:absolute;
      inset:0;
    }
    .feature-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(1.03) contrast(1.05);
    }
    .feature-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(10,14,20,.08) 0%, rgba(10,14,20,.84) 100%),
        linear-gradient(90deg, rgba(11,15,20,.72), rgba(11,15,20,.15));
      pointer-events:none;
    }
    .feature-content{
      position:relative;
      z-index:1;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      min-height:420px;
      padding:28px;
      gap:16px;
    }
    .feature-content .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .meta-pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:999px;
      padding:7px 11px;
      font-size:12px;
      font-weight:700;
      color:#dff7ff;
      background:rgba(47,194,255,.10);
      border:1px solid rgba(47,194,255,.20);
    }
    .meta-pill.hot{
      color:#071117;
      background:linear-gradient(145deg, var(--accent), #a6f7d0);
      border-color:transparent;
    }
    .meta-pill.warn{
      color:#fff1da;
      background:rgba(255,179,71,.12);
      border-color:rgba(255,179,71,.24);
    }
    .feature-content p{
      color:#d9e3eb;
      font-size:15px;
      line-height:1.85;
      max-width:64ch;
    }
    .feature-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:4px;
    }
    .stack-card{
      display:grid;
      grid-template-columns:132px minmax(0,1fr);
      gap:16px;
      padding:14px;
      min-height:202px;
      margin-bottom:18px;
      transition:transform var(--transition), border-color var(--transition), background var(--transition);
    }
    .stack-card:hover{
      transform:translateY(-2px);
      border-color:rgba(255,255,255,.14);
    }
    .stack-card:last-child{margin-bottom:0}
    .stack-media{
      border-radius:18px;
      overflow:hidden;
      min-height:174px;
      background:var(--surface);
      border:1px solid rgba(255,255,255,.05);
    }
    .stack-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:174px;
    }
    .stack-content{
      display:flex;
      flex-direction:column;
      gap:10px;
      padding:4px 4px 4px 0;
      min-width:0;
    }
    .stack-content p{
      color:var(--muted-2);
      font-size:14px;
      line-height:1.78;
    }
    .card-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:18px;
      align-items:stretch;
    }
    .content-card{
      display:flex;
      flex-direction:column;
      min-height:100%;
      transition:transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    .content-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,255,255,.14);
      box-shadow:0 16px 34px rgba(0,0,0,.30);
    }
    .content-card.featured{
      grid-column:span 2;
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);
      min-height:280px;
    }
    .content-media{
      position:relative;
      min-height:184px;
      overflow:hidden;
      background:var(--surface-2);
    }
    .content-card.featured .content-media{min-height:100%}
    .content-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      aspect-ratio:16/10;
      filter:saturate(1.02) contrast(1.03);
    }
    .content-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(10,14,20,.06), rgba(10,14,20,.42));
      pointer-events:none;
    }
    .content-body{
      display:flex;
      flex-direction:column;
      gap:12px;
      padding:18px;
    }
    .content-body p{
      color:var(--muted-2);
      font-size:14px;
      line-height:1.78;
    }
    .card-tags{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .mini-tag{
      display:inline-flex;
      align-items:center;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid var(--line);
      color:var(--muted-2);
      font-size:12px;
      line-height:1;
      background:rgba(255,255,255,.03);
    }
    .card-meta{
      display:flex;
      justify-content:space-between;
      gap:10px;
      margin-top:auto;
      color:#8fa0b1;
      font-size:12px;
      flex-wrap:wrap;
    }
    .card-meta span{
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .card-meta .hot{
      color:#c8ffe0;
    }
    .value-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .value-card{
      padding:22px;
      min-height:100%;
    }
    .value-card .num{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--accent);
      font-weight:800;
      letter-spacing:.08em;
      text-transform:uppercase;
      font-size:12px;
    }
    .value-card .num::before{
      content:"";
      width:22px;height:2px;
      background:linear-gradient(90deg, var(--accent), var(--accent-2));
      border-radius:999px;
    }
    .value-card h3{margin:12px 0 10px}
    .value-card p{
      color:var(--muted-2);
      font-size:14px;
      line-height:1.8;
    }
    .value-card ul{
      list-style:none;
      padding:0;
      margin:14px 0 0;
      display:grid;
      gap:9px;
    }
    .value-card li{
      color:#d9e3eb;
      font-size:14px;
      display:flex;
      align-items:flex-start;
      gap:10px;
      line-height:1.65;
    }
    .value-card li::before{
      content:"";
      width:8px;height:8px;
      border-radius:999px;
      margin-top:8px;
      background:linear-gradient(145deg, var(--accent), var(--accent-2));
      flex:none;
    }
    .faq-box{
      padding:6px 0;
    }
    .faq-list{
      display:grid;
      gap:0;
      border-top:1px solid var(--line);
    }
    .faq-item{
      border-bottom:1px solid var(--line);
      padding:0;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:18px 20px;
      font-weight:700;
      font-size:16px;
      outline:none;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"+";
      width:32px;height:32px;
      border-radius:999px;
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.04);
      color:var(--muted-2);
      border:1px solid var(--line);
      flex:none;
      transition:transform var(--transition), background var(--transition), color var(--transition);
    }
    .faq-item[open] summary::after{
      content:"−";
      background:rgba(53,227,138,.10);
      color:#dff7ff;
      border-color:rgba(53,227,138,.22);
    }
    .faq-item summary:hover::after,
    .faq-item summary:focus-visible::after{
      background:rgba(255,255,255,.06);
      color:var(--text);
    }
    .faq-content{
      padding:0 20px 18px 20px;
      color:var(--muted-2);
      font-size:14px;
      line-height:1.84;
      max-width:84ch;
    }
    .cta-panel{
      position:relative;
      overflow:hidden;
      padding:28px;
      background:
        linear-gradient(135deg, rgba(53,227,138,.12), rgba(47,194,255,.08)),
        linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02));
    }
    .cta-panel::before{
      content:"";
      position:absolute;
      inset:auto -60px -60px auto;
      width:220px;height:220px;border-radius:50%;
      background:radial-gradient(circle, rgba(53,227,138,.18), transparent 65%);
      pointer-events:none;
    }
    .cta-grid{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
    }
    .cta-copy{
      max-width:760px;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .cta-copy p{
      color:var(--muted-2);
      font-size:15px;
      line-height:1.85;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
    }
    .site-footer{
      margin-top:14px;
      border-top:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(9,13,19,.86), rgba(7,10,15,.96));
    }
    .footer-top{
      padding:42px 0 26px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.25fr .85fr .95fr 1fr;
      gap:18px;
      align-items:flex-start;
    }
    .footer-col{
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .footer-col h3{
      font-size:16px;
      line-height:1.2;
      margin-bottom:2px;
    }
    .footer-brand{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .footer-brand .brand-line{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .footer-brand small{
      color:var(--muted);
      line-height:1.75;
      display:block;
      max-width:34ch;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted-2);
      font-size:14px;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:var(--text);
      transform:translateX(2px);
      outline:none;
    }
    .footer-note{
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
    }
    .footer-tags{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .footer-bottom{
      border-top:1px solid var(--line);
      padding:16px 0 22px;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
    }
    .footer-bottom strong{color:var(--text)}
    .anchor-offset{scroll-margin-top:100px}
    .focus-ring:focus-visible,
    .btn:focus-visible,
    .chip:focus-visible,
    .nav-link:focus-visible,
    a:focus-visible{
      outline:2px solid rgba(53,227,138,.6);
      outline-offset:2px;
    }

    @media (max-width: 1160px){
      .header-inner{
        grid-template-columns:auto 1fr;
        grid-template-areas:
          "brand search"
          "nav nav";
      }
      .brand{grid-area:brand}
      .site-nav{grid-area:nav;justify-content:flex-start}
      .site-search{grid-area:search;min-width:0}
      .spotlight-grid,
      .hero-grid{
        grid-template-columns:1fr;
      }
      .card-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .content-card.featured{
        grid-column:span 2;
      }
      .footer-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
    }
    @media (max-width: 840px){
      .band-grid,
      .value-grid{
        grid-template-columns:1fr;
      }
      .hero{
        padding-top:20px;
      }
      .hero-shell{
        border-radius:22px;
      }
      .hero-grid{
        padding:22px;
        gap:20px;
      }
      .hero-copy h1{
        max-width:100%;
      }
      h1{
        max-width:100%;
      }
      .hero-search{
        max-width:100%;
      }
      .hero-stats{
        grid-template-columns:1fr 1fr;
      }
      .stack-card{
        grid-template-columns:120px minmax(0,1fr);
      }
      .footer-grid{
        grid-template-columns:1fr 1fr;
      }
    }
    @media (max-width: 680px){
      .topbar-inner,
      .strip{
        align-items:flex-start;
      }
      .header-inner{
        grid-template-columns:1fr;
        grid-template-areas:
          "brand"
          "nav"
          "search";
      }
      .site-search{
        width:100%;
      }
      .site-nav{
        justify-content:flex-start;
      }
      .hero{
        padding-bottom:34px;
      }
      .hero-actions,
      .cta-actions{
        width:100%;
      }
      .btn{
        width:auto;
      }
      .hero-stats{
        grid-template-columns:1fr;
      }
      .stack-card{
        grid-template-columns:1fr;
      }
      .stack-media{
        min-height:184px;
      }
      .card-grid{
        grid-template-columns:1fr;
      }
      .content-card.featured{
        grid-column:span 1;
        grid-template-columns:1fr;
      }
      .feature-content{
        padding:22px;
      }
      .feature-card{
        min-height:auto;
      }
      .feature-media{
        position:relative;
      }
      .feature-media img{
        aspect-ratio:16/9;
      }
      .feature-content{
        min-height:auto;
      }
      .cta-panel{
        padding:22px;
      }
      .cta-grid{
        flex-direction:column;
        align-items:flex-start;
      }
      .footer-grid{
        grid-template-columns:1fr;
      }
      .footer-bottom{
        flex-direction:column;
      }
      .faq-item summary{
        padding:16px 16px;
        font-size:15px;
      }
      .faq-content{
        padding:0 16px 16px;
      }
    }
    @media (max-width: 520px){
      .container{
        width:min(100% - 24px, var(--container));
      }
      .topbar{
        font-size:12px;
      }
      .brand-mark{
        width:40px;height:40px;border-radius:13px;
      }
      .brand-text strong{
        font-size:16px;
      }
      .brand-text span{
        max-width:24ch;
      }
      .nav-link{
        padding:9px 12px;
        font-size:13px;
      }
      .hero-copy p,
      .section-subtitle,
      .cta-copy p{
        font-size:14px;
      }
      .hero-actions,
      .cta-actions{
        display:grid;
        grid-template-columns:1fr;
        width:100%;
      }
      .btn{
        width:100%;
      }
      .hero-visual-copy{
        left:14px;
        right:14px;
        bottom:14px;
      }
      .feature-content{
        padding:18px;
      }
      .content-body,
      .band-card,
      .value-card{
        padding:18px;
      }
      .footer-top{
        padding-top:32px;
      }
    }

/* roulang page: category1 */
:root{
  --bg:#0d1117;
  --bg-soft:#121821;
  --panel:#151c25;
  --panel-2:#1a2230;
  --panel-3:#202939;
  --text:#edf2f7;
  --muted:#95a0b1;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --primary:#9bf24d;
  --primary-2:#77d22f;
  --accent:#28d6ff;
  --warning:#ffbb4d;
  --danger:#ff6b6b;
  --shadow:0 18px 42px rgba(0,0,0,.28);
  --shadow-soft:0 12px 28px rgba(0,0,0,.20);
  --radius:16px;
  --radius-sm:12px;
  --radius-xs:10px;
  --container:1240px;
  --gap:24px;
  --gap-sm:16px;
  --trans:.22s ease;
  --trans-fast:.16s ease;
  --focus:0 0 0 3px rgba(155,242,77,.18),0 0 0 1px rgba(155,242,77,.45) inset;
  color-scheme: dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(40,214,255,.10), transparent 55%),
    radial-gradient(900px 500px at 92% 6%, rgba(155,242,77,.10), transparent 42%),
    linear-gradient(180deg,#0c1015 0%, #10151c 42%, #0e1319 100%);
  color:var(--text);
  line-height:1.7;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size:100% 28px, 28px 100%;
  opacity:.18;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.35), transparent 24%, transparent 76%, rgba(0,0,0,.24));
}
img{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
:focus-visible{outline:none; box-shadow:var(--focus); border-radius:10px}
.container{
  width:min(var(--container), calc(100% - 32px));
  margin:0 auto;
}
.top-notice{
  position:relative;
  z-index:15;
  border-bottom:1px solid var(--line);
  background:rgba(14,18,24,.92);
  backdrop-filter:blur(10px);
}
.top-notice .container{
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  padding:10px 0;
  color:var(--muted);
  font-size:13px;
}
.top-notice strong{color:var(--warning); font-weight:600}

.site-header{
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(13,17,23,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  min-height:82px;
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;
  gap:18px;
  padding:14px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
}
.brand-mark{
  width:46px;
  height:46px;
  display:grid;
  place-items:center;
  border-radius:14px;
  background:linear-gradient(145deg, rgba(155,242,77,.96), rgba(40,214,255,.85));
  color:#08110a;
  font-weight:800;
  letter-spacing:.04em;
  box-shadow:0 10px 22px rgba(155,242,77,.16);
  flex:0 0 auto;
}
.brand-text{
  display:flex;
  flex-direction:column;
  gap:2px;
  min-width:0;
}
.brand-text strong{
  font-size:16px;
  line-height:1.2;
  letter-spacing:.02em;
}
.brand-text span{
  font-size:12px;
  color:var(--muted);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.site-nav{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  flex-wrap:wrap;
}
.nav-link{
  position:relative;
  padding:10px 14px;
  border:1px solid transparent;
  border-radius:999px;
  color:#dfe6ef;
  font-size:14px;
  transition:background var(--trans), border-color var(--trans), color var(--trans), transform var(--trans-fast);
}
.nav-link:hover{
  border-color:var(--line-2);
  background:rgba(255,255,255,.04);
  transform:translateY(-1px);
}
.nav-link.active,
.nav-link[aria-current="page"]{
  background:rgba(155,242,77,.12);
  border-color:rgba(155,242,77,.34);
  color:#f4ffe7;
}
.site-search{
  display:flex;
  align-items:center;
  gap:10px;
  justify-self:end;
  min-width:min(420px, 100%);
}
.search-box{
  display:flex;
  align-items:center;
  gap:10px;
  width:100%;
  min-width:0;
  padding:0 14px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
  transition:border-color var(--trans), background var(--trans), box-shadow var(--trans);
}
.search-box:focus-within{
  border-color:rgba(40,214,255,.44);
  background:rgba(255,255,255,.05);
  box-shadow:0 0 0 4px rgba(40,214,255,.08);
}
.search-icon{
  width:14px;
  height:14px;
  border:2px solid var(--muted);
  border-radius:50%;
  position:relative;
  flex:0 0 auto;
  opacity:.9;
}
.search-icon::after{
  content:"";
  position:absolute;
  width:7px;
  height:2px;
  right:-5px;
  bottom:-3px;
  background:var(--muted);
  transform:rotate(45deg);
  border-radius:999px;
}
.site-search input{
  width:100%;
  height:46px;
  border:0;
  background:transparent;
  color:var(--text);
  outline:none;
}
.site-search input::placeholder{color:#7f8a9b}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 18px;
  border-radius:14px;
  border:1px solid transparent;
  font-weight:700;
  letter-spacing:.01em;
  transition:transform var(--trans-fast), background var(--trans), border-color var(--trans), color var(--trans), box-shadow var(--trans);
  user-select:none;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{
  background:linear-gradient(135deg, var(--primary) 0%, #b4ff6b 100%);
  color:#10170d;
  box-shadow:0 12px 26px rgba(155,242,77,.14);
}
.btn-primary:hover{box-shadow:0 16px 28px rgba(155,242,77,.20)}
.btn-secondary{
  background:rgba(255,255,255,.04);
  border-color:var(--line-2);
  color:var(--text);
}
.btn-secondary:hover{
  background:rgba(255,255,255,.07);
  border-color:rgba(40,214,255,.40);
}
.btn-ghost{
  background:transparent;
  border-color:var(--line);
  color:#dfe6ef;
}
.btn-ghost:hover{
  background:rgba(255,255,255,.05);
  border-color:var(--line-2);
}
.page-main{padding-bottom:20px}

.hero{
  position:relative;
  overflow:hidden;
  margin-top:18px;
}
.hero-shell{
  position:relative;
  border:1px solid rgba(255,255,255,.08);
  border-radius:24px;
  overflow:hidden;
  background:
    linear-gradient(135deg, rgba(8,12,18,.92) 0%, rgba(14,18,26,.88) 40%, rgba(12,16,23,.78) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  box-shadow:var(--shadow);
}
.hero-shell::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg, rgba(10,14,20,.88) 0%, rgba(10,14,20,.72) 46%, rgba(10,14,20,.30) 100%),
    linear-gradient(180deg, rgba(0,0,0,.15), transparent 32%, rgba(0,0,0,.30));
}
.hero-inner{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:24px;
  padding:26px;
  min-height:520px;
  align-items:stretch;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  align-items:center;
  color:#c8d1dd;
  font-size:13px;
  margin-bottom:14px;
}
.breadcrumb a{
  color:#dbe5f0;
  opacity:.92;
}
.breadcrumb span{color:#6f7a8c}
.hero-copy{
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:18px;
  padding:18px 8px 18px 0;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  width:max-content;
  padding:7px 12px;
  border-radius:999px;
  border:1px solid rgba(40,214,255,.24);
  background:rgba(40,214,255,.08);
  color:#c9f4ff;
  font-size:13px;
  letter-spacing:.04em;
}
.hero h1{
  margin:0;
  max-width:12ch;
  font-size:clamp(2.2rem, 4vw, 4.4rem);
  line-height:1.06;
  letter-spacing:-.03em;
  font-weight:800;
}
.hero-lead{
  max-width:58ch;
  margin:0;
  color:#d9e2ee;
  font-size:16px;
  line-height:1.85;
}
.hero-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}
.hero-tags,
.filter-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:#dde6f1;
  font-size:13px;
  line-height:1;
  transition:background var(--trans), border-color var(--trans), transform var(--trans-fast), color var(--trans);
}
.tag:hover{
  transform:translateY(-1px);
  background:rgba(255,255,255,.06);
  border-color:rgba(255,255,255,.16);
}
.tag.hot{
  background:rgba(155,242,77,.10);
  border-color:rgba(155,242,77,.28);
  color:#f1ffe0;
}
.tag.alt{
  background:rgba(40,214,255,.10);
  border-color:rgba(40,214,255,.28);
  color:#e6fbff;
}
.hero-aside{
  display:grid;
  grid-template-rows:auto 1fr;
  gap:14px;
}
.hero-card{
  border-radius:20px;
  border:1px solid rgba(255,255,255,.08);
  background:linear-gradient(180deg, rgba(20,26,36,.92), rgba(14,19,27,.88));
  box-shadow:var(--shadow-soft);
  overflow:hidden;
}
.hero-summary{
  padding:18px;
  display:grid;
  gap:14px;
}
.hero-summary h2{
  margin:0;
  font-size:18px;
  line-height:1.3;
}
.summary-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:10px;
}
.summary-list li{
  display:flex;
  justify-content:space-between;
  gap:12px;
  align-items:flex-start;
  padding:11px 12px;
  border-radius:14px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  color:#dce4ef;
  font-size:14px;
}
.summary-list strong{
  color:var(--primary);
  font-weight:700;
}
.metric-row{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:10px;
}
.metric{
  padding:12px;
  border-radius:14px;
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid var(--line);
}
.metric b{
  display:block;
  color:#f7fbff;
  font-size:18px;
  line-height:1.1;
}
.metric span{
  display:block;
  margin-top:6px;
  color:var(--muted);
  font-size:12px;
}
.hero-visual{
  position:relative;
  min-height:230px;
  overflow:hidden;
}
.hero-visual img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.hero-visual::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, transparent 28%, rgba(5,8,12,.72) 100%);
}
.hero-visual .visual-label{
  position:absolute;
  left:18px;
  right:18px;
  bottom:18px;
  z-index:1;
  display:flex;
  justify-content:space-between;
  gap:10px;
  align-items:end;
  color:#f2f7fd;
}
.visual-label .v-title{
  font-weight:700;
  font-size:16px;
}
.visual-label .v-sub{
  font-size:12px;
  color:#d7dfe9;
}
.info-strip{
  margin-top:18px;
  border:1px solid var(--line);
  border-radius:18px;
  background:rgba(255,255,255,.03);
  overflow:hidden;
}
.info-grid{
  display:grid;
  grid-template-columns:1.15fr .95fr .9fr;
}
.info-item{
  padding:16px 18px;
  border-right:1px solid var(--line);
  color:#dfe6ef;
  font-size:14px;
}
.info-item:last-child{border-right:0}
.info-item span{
  display:block;
  font-size:12px;
  color:var(--muted);
  margin-bottom:6px;
  letter-spacing:.02em;
}
.info-item strong{
  color:#f6fbff;
  font-size:15px;
}

.section{
  margin-top:28px;
}
.section-head{
  display:flex;
  justify-content:space-between;
  gap:12px;
  align-items:end;
  margin-bottom:16px;
}
.section-head h2,
.section-head h3{
  margin:0;
  font-size:22px;
  line-height:1.25;
  letter-spacing:-.02em;
}
.section-head p{
  margin:0;
  color:var(--muted);
  font-size:14px;
  line-height:1.7;
  max-width:56ch;
}
.filter-panel{
  padding:18px;
  border-radius:18px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  box-shadow:var(--shadow-soft);
}
.filter-row{
  gap:10px;
}
.filter-chip{
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:#dbe4ef;
  padding:9px 14px;
  border-radius:999px;
  font-size:13px;
  line-height:1;
  transition:transform var(--trans-fast), background var(--trans), border-color var(--trans), color var(--trans);
}
.filter-chip:hover{
  transform:translateY(-1px);
  border-color:rgba(40,214,255,.34);
  background:rgba(40,214,255,.08);
}
.filter-chip.active{
  color:#091209;
  background:linear-gradient(135deg, var(--primary), #b5ff6b);
  border-color:transparent;
  font-weight:700;
}

.content-layout{
  display:grid;
  grid-template-columns:minmax(0,1.55fr) minmax(300px,.85fr);
  gap:24px;
  align-items:start;
}
.main-stack{
  display:grid;
  gap:18px;
}
.featured-card{
  display:grid;
  grid-template-columns:1.08fr .92fr;
  border-radius:22px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.08);
  background:linear-gradient(180deg, rgba(24,30,40,.95), rgba(18,23,31,.90));
  box-shadow:var(--shadow);
}
.featured-media{
  position:relative;
  min-height:330px;
}
.featured-media img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.featured-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, transparent 30%, rgba(4,7,10,.68) 100%);
}
.featured-copy{
  padding:22px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:18px;
}
.card-kicker{
  display:inline-flex;
  width:max-content;
  align-items:center;
  padding:7px 12px;
  border-radius:999px;
  border:1px solid rgba(255,184,77,.28);
  background:rgba(255,184,77,.08);
  color:#ffdca8;
  font-size:12px;
}
.featured-copy h3{
  margin:0;
  font-size:24px;
  line-height:1.25;
  letter-spacing:-.02em;
}
.featured-copy p{
  margin:0;
  color:#d8e2ee;
  font-size:14px;
  line-height:1.8;
}
.card-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  color:var(--muted);
  font-size:12px;
}
.card-actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.mini-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}
.mini-card,
.side-card,
.note-card,
.pagination,
.faq-item,
.cta-panel{
  border-radius:18px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  box-shadow:var(--shadow-soft);
}
.mini-card{
  overflow:hidden;
  transition:transform var(--trans), border-color var(--trans), background var(--trans), box-shadow var(--trans);
}
.mini-card:hover{
  transform:translateY(-3px);
  border-color:rgba(155,242,77,.24);
  background:rgba(255,255,255,.05);
}
.mini-card .thumb{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
}
.mini-card .thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.mini-card .body{
  padding:16px;
  display:grid;
  gap:12px;
}
.mini-card h4{
  margin:0;
  font-size:17px;
  line-height:1.35;
}
.mini-card p{
  margin:0;
  color:#d7dfeb;
  font-size:14px;
  line-height:1.75;
}
.badge-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 10px;
  border-radius:999px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  color:#d7e0eb;
  font-size:12px;
}
.badge.hot{
  border-color:rgba(155,242,77,.28);
  background:rgba(155,242,77,.10);
  color:#ecffd1;
}
.badge.warn{
  border-color:rgba(255,187,77,.28);
  background:rgba(255,187,77,.10);
  color:#ffe8ba;
}
.sidebar{
  display:grid;
  gap:18px;
}
.side-card{
  padding:18px;
}
.side-card h3{
  margin:0 0 12px;
  font-size:18px;
  line-height:1.25;
}
.tag-cloud{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.topic-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:10px;
}
.topic-list li{
  display:flex;
  justify-content:space-between;
  gap:14px;
  padding:12px 0;
  border-bottom:1px solid var(--line);
}
.topic-list li:last-child{border-bottom:0; padding-bottom:0}
.topic-list .t-main{
  display:flex;
  flex-direction:column;
  gap:4px;
  min-width:0;
}
.topic-list .t-main strong{
  font-size:14px;
  line-height:1.45;
}
.topic-list .t-main span{
  color:var(--muted);
  font-size:12px;
}
.topic-list .t-meta{
  color:var(--primary);
  font-size:12px;
  white-space:nowrap;
}
.note-card{
  padding:18px;
  border-color:rgba(40,214,255,.14);
  background:linear-gradient(180deg, rgba(40,214,255,.06), rgba(255,255,255,.03));
}
.note-card h3{
  margin:0 0 10px;
  font-size:18px;
}
.note-card p,
.note-card li{
  color:#d5deea;
  font-size:14px;
  line-height:1.8;
}
.note-card ul{
  margin:0;
  padding-left:18px;
}
.note-line{
  margin-top:12px;
  padding-top:12px;
  border-top:1px solid var(--line);
  color:var(--muted);
  font-size:12px;
}
.pagination{
  margin-top:2px;
  padding:14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
}
.page-links{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}
.page-link{
  min-width:42px;
  height:42px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:#dbe4ef;
  transition:transform var(--trans-fast), background var(--trans), border-color var(--trans);
}
.page-link:hover{
  transform:translateY(-1px);
  border-color:rgba(40,214,255,.35);
  background:rgba(40,214,255,.08);
}
.page-link.active{
  background:linear-gradient(135deg, var(--primary), #b5ff6b);
  color:#08120a;
  border-color:transparent;
  font-weight:700;
}
.page-jump{
  color:var(--muted);
  font-size:13px;
}

.spotlight-grid{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:18px;
}
.spot-card{
  overflow:hidden;
  border-radius:20px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  box-shadow:var(--shadow-soft);
}
.spot-card.large{
  display:grid;
  grid-template-columns:1fr 1fr;
}
.spot-card .spot-media{
  position:relative;
  min-height:250px;
}
.spot-card .spot-media img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.spot-card .spot-copy{
  padding:20px;
  display:grid;
  gap:12px;
}
.spot-card h3{
  margin:0;
  font-size:20px;
  line-height:1.3;
}
.spot-card p{
  margin:0;
  color:#d7e0eb;
  font-size:14px;
  line-height:1.8;
}
.spot-card.small{
  display:grid;
  grid-template-rows:auto 1fr;
}
.spot-card.small .spot-copy{
  padding:18px;
}
.spot-list{
  display:grid;
  gap:12px;
}
.spot-item{
  padding:12px 0;
  border-bottom:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:10px;
}
.spot-item:last-child{border-bottom:0}
.spot-item strong{
  font-size:14px;
}
.spot-item span{
  color:var(--muted);
  font-size:12px;
  white-space:nowrap;
}

.faq-wrap{
  display:grid;
  gap:12px;
}
.faq-item{
  overflow:hidden;
}
.faq-item summary{
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:16px 18px;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  font-size:20px;
  line-height:1;
  color:var(--primary);
  transition:transform var(--trans), color var(--trans);
}
.faq-item[open] summary{
  border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.faq-item[open] summary::after{
  content:"–";
  color:var(--accent);
}
.faq-content{
  padding:16px 18px 18px;
  color:#d7e0eb;
  font-size:14px;
  line-height:1.8;
}
.faq-content p{margin:0}
.faq-content p + p{margin-top:10px}

.cta-panel{
  padding:22px;
  display:flex;
  justify-content:space-between;
  gap:18px;
  align-items:center;
  background:
    radial-gradient(420px 160px at 12% 50%, rgba(155,242,77,.12), transparent 60%),
    linear-gradient(135deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
}
.cta-panel h2{
  margin:0 0 8px;
  font-size:24px;
  line-height:1.25;
}
.cta-panel p{
  margin:0;
  color:#d8e2ee;
  font-size:14px;
  line-height:1.8;
  max-width:64ch;
}
.cta-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  flex:0 0 auto;
}
.site-footer{
  margin-top:34px;
  border-top:1px solid var(--line);
  background:rgba(10,13,18,.92);
}
.footer-top{
  padding:30px 0 18px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.2fr .85fr .85fr .9fr;
  gap:20px;
}
.footer-col h3{
  margin:0 0 14px;
  font-size:16px;
  line-height:1.35;
}
.footer-brand .brand-line{
  display:flex;
  gap:12px;
  align-items:flex-start;
}
.footer-brand .brand-mark{
  width:42px;
  height:42px;
  border-radius:13px;
}
.footer-brand h3{
  margin:0 0 6px;
  font-size:18px;
}
.footer-brand small{
  display:block;
  color:var(--muted);
  font-size:13px;
  line-height:1.8;
}
.footer-links{
  display:grid;
  gap:10px;
}
.footer-links a{
  color:#dce5f0;
  font-size:14px;
  transition:color var(--trans), transform var(--trans-fast);
}
.footer-links a:hover{
  color:var(--primary);
  transform:translateX(2px);
}
.footer-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.footer-note{
  margin:0;
  color:#c7d1de;
  font-size:13px;
  line-height:1.8;
}
.footer-note + .footer-note{margin-top:10px}
.footer-bottom{
  padding:16px 0 28px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  color:#8f9aad;
  font-size:13px;
}
.footer-bottom strong{color:#eef3f9}

[data-filter-target]{transition:opacity var(--trans), transform var(--trans), height var(--trans), margin var(--trans)}
[data-filter-target].is-hidden{
  display:none !important;
}

.focus-ring{outline:none}
.section-anchor{
  position:relative;
  top:-96px;
}

@media (max-width: 1100px){
  .header-inner{
    grid-template-columns:1fr;
    gap:12px;
  }
  .site-nav{
    justify-content:flex-start;
  }
  .site-search{
    min-width:0;
    width:100%;
  }
  .hero-inner,
  .content-layout,
  .spotlight-grid,
  .footer-grid{
    grid-template-columns:1fr;
  }
  .hero-inner{
    min-height:auto;
  }
  .hero-copy{
    padding-right:0;
  }
  .featured-card,
  .spot-card.large{
    grid-template-columns:1fr;
  }
  .hero h1{
    max-width:16ch;
  }
}
@media (max-width: 768px){
  .container{
    width:min(var(--container), calc(100% - 22px));
  }
  .top-notice .container{
    font-size:12px;
  }
  .hero-shell,
  .featured-card,
  .spot-card,
  .cta-panel{
    border-radius:18px;
  }
  .hero-inner{
    padding:18px;
    gap:18px;
  }
  .hero h1{
    font-size:clamp(1.9rem, 8vw, 3rem);
  }
  .hero-lead{
    font-size:15px;
  }
  .info-grid,
  .mini-grid{
    grid-template-columns:1fr;
  }
  .section-head{
    flex-direction:column;
    align-items:flex-start;
  }
  .section-head h2,
  .section-head h3{
    font-size:20px;
  }
  .featured-media{
    min-height:240px;
  }
  .cta-panel{
    padding:18px;
    flex-direction:column;
    align-items:flex-start;
  }
}
@media (max-width: 520px){
  .brand-text span{max-width:220px}
  .nav-link{
    padding:9px 12px;
    font-size:13px;
  }
  .site-search{
    flex-direction:column;
    align-items:stretch;
  }
  .btn,
  .site-search .btn{
    width:100%;
  }
  .search-box{
    width:100%;
  }
  .hero-actions,
  .cta-actions{
    width:100%;
  }
  .hero-actions .btn,
  .cta-actions .btn{
    width:100%;
  }
  .summary-list li,
  .topic-list li{
    flex-direction:column;
  }
  .card-actions{
    width:100%;
  }
  .card-actions .btn{
    width:100%;
  }
  .pagination{
    justify-content:center;
  }
  .page-jump{
    text-align:center;
  }
}