/* roulang page: index */
:root{
      --bg:#0d0b09;
      --bg-soft:#15110e;
      --surface:#1b1612;
      --surface-2:#221b16;
      --line:#372c24;
      --line-2:#4a3b30;
      --text:#f6eee4;
      --muted:#c4b3a5;
      --muted-2:#927f71;
      --accent:#ffb53b;
      --accent-2:#ff5f4f;
      --accent-3:#7de29f;
      --shadow:0 18px 40px rgba(0,0,0,.34);
      --radius:8px;
      --radius-sm:6px;
      --container:1180px;
      --gap:24px;
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:
        linear-gradient(180deg, rgba(255,255,255,.02), transparent 20%),
        linear-gradient(135deg, rgba(255,181,59,.07), transparent 32%),
        radial-gradient(circle at 100% 0%, rgba(255,95,79,.10), transparent 24%),
        var(--bg);
      line-height:1.6;
      letter-spacing:0;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        repeating-linear-gradient(90deg, rgba(255,255,255,.03) 0, rgba(255,255,255,.03) 1px, transparent 1px, transparent 96px),
        repeating-linear-gradient(180deg, rgba(255,255,255,.02) 0, rgba(255,255,255,.02) 1px, transparent 1px, transparent 96px);
      opacity:.16;
      mix-blend-mode:screen;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    .container{
      width:min(var(--container),calc(100% - 32px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:100;
      backdrop-filter:saturate(140%) blur(10px);
      background:rgba(13,11,9,.82);
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      gap:18px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:800;
      letter-spacing:0;
    }
    .brand-mark{
      width:36px;height:36px;
      border-radius:9px;
      background:
        linear-gradient(145deg, var(--accent), #ffcf73 52%, var(--accent-2));
      box-shadow:0 10px 24px rgba(255,181,59,.22);
      display:grid;
      place-items:center;
      color:#130f0b;
      font-size:16px;
      font-weight:900;
    }
    .brand span{font-size:18px;line-height:1.15}
    .nav{
      margin-left:auto;
      display:flex;
      align-items:center;
      gap:8px;
    }
    .nav-list{
      display:flex;
      align-items:center;
      gap:6px;
    }
    .nav-list a,
    .nav-list button{
      height:40px;
      padding:0 14px;
      border-radius:8px;
      border:1px solid transparent;
      background:transparent;
      color:var(--muted);
      display:inline-flex;
      align-items:center;
      gap:8px;
      transition:transform .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease), box-shadow .22s var(--ease);
      cursor:pointer;
    }
    .nav-list a:hover,
    .nav-list a:focus-visible,
    .nav-list button:hover,
    .nav-list button:focus-visible{
      transform:translateY(-1px);
      background:rgba(255,255,255,.04);
      border-color:rgba(255,255,255,.08);
      color:var(--text);
      box-shadow:0 10px 24px rgba(0,0,0,.18);
      outline:none;
    }
    .nav-list a.active{
      color:#17120f;
      background:linear-gradient(145deg, var(--accent), #ffd98a);
      border-color:transparent;
      box-shadow:0 12px 28px rgba(255,181,59,.22);
    }
    .nav-cta{
      height:42px;
      padding:0 16px;
      border-radius:8px;
      display:inline-flex;
      align-items:center;
      gap:10px;
      border:1px solid rgba(255,181,59,.46);
      background:linear-gradient(145deg, rgba(255,181,59,.16), rgba(255,95,79,.12));
      color:var(--text);
      font-weight:700;
      box-shadow:0 12px 24px rgba(255,95,79,.10);
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
    }
    .nav-cta:hover,.nav-cta:focus-visible{
      transform:translateY(-1px);
      border-color:rgba(255,181,59,.66);
      box-shadow:0 16px 30px rgba(255,95,79,.16);
      outline:none;
    }
    .nav-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      color:var(--text);
      align-items:center;
      justify-content:center;
    }

    main{position:relative;z-index:1}
    .band{
      padding:24px 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:16px;
    }
    .section-head h2{
      margin:0;
      font-size:28px;
      line-height:1.15;
      letter-spacing:0;
    }
    .section-head p{
      margin:0;
      max-width:660px;
      color:var(--muted);
      font-size:15px;
    }

    .hero{
      padding:30px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.1fr .95fr;
      gap:24px;
      align-items:stretch;
    }
    .hero-copy{
      position:relative;
      padding:26px 0 10px;
    }
    .promo-tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(255,181,59,.35);
      background:rgba(255,181,59,.08);
      color:#ffd68a;
      font-size:13px;
      font-weight:700;
      margin-bottom:18px;
    }
    .promo-tag strong{
      color:var(--text);
      font-size:12px;
      padding:3px 7px;
      border-radius:999px;
      background:rgba(255,95,79,.18);
      border:1px solid rgba(255,95,79,.24);
    }
    .hero h1{
      margin:0;
      font-size:54px;
      line-height:1.02;
      letter-spacing:0;
      max-width:10.4em;
    }
    .hero h1 em{
      font-style:normal;
      color:var(--accent);
    }
    .hero-lead{
      margin:18px 0 0;
      max-width:620px;
      font-size:17px;
      color:var(--muted);
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .btn{
      min-height:48px;
      padding:0 18px;
      border-radius:8px;
      border:1px solid transparent;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      font-weight:700;
      transition:transform .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease), color .22s var(--ease);
      cursor:pointer;
      white-space:nowrap;
    }
    .btn-primary{
      color:#17120f;
      background:linear-gradient(145deg, var(--accent), #ffd989);
      box-shadow:0 14px 30px rgba(255,181,59,.20);
    }
    .btn-primary:hover,.btn-primary:focus-visible{
      transform:translateY(-1px);
      box-shadow:0 18px 34px rgba(255,181,59,.26);
      outline:none;
    }
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.03);
      border-color:rgba(255,255,255,.10);
    }
    .btn-secondary:hover,.btn-secondary:focus-visible{
      transform:translateY(-1px);
      border-color:rgba(255,181,59,.34);
      background:rgba(255,181,59,.07);
      outline:none;
    }
    .hero-points{
      display:flex;
      flex-wrap:wrap;
      gap:10px 14px;
      margin-top:18px;
      color:var(--muted);
      font-size:14px;
    }
    .hero-points span{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 0;
    }
    .hero-stats{
      margin-top:22px;
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
    }
    .stat{
      padding:14px 16px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.08);
      border-radius:8px;
    }
    .stat strong{
      display:block;
      font-size:20px;
      line-height:1.1;
      margin-bottom:4px;
      color:#fff4dc;
    }
    .stat span{
      color:var(--muted);
      font-size:13px;
    }

    .hero-panel{
      padding:18px;
      border:1px solid rgba(255,255,255,.08);
      border-radius:10px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.03), transparent 42%),
        linear-gradient(145deg, rgba(255,181,59,.07), rgba(255,95,79,.04)),
        var(--surface);
      box-shadow:var(--shadow);
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .hero-panel-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .panel-title{
      display:flex;
      flex-direction:column;
      gap:5px;
    }
    .panel-title strong{
      font-size:16px;
      letter-spacing:0;
    }
    .panel-title span{
      color:var(--muted);
      font-size:13px;
    }
    .countdown{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(255,95,79,.26);
      background:rgba(255,95,79,.08);
      color:#ffb8ae;
      font-size:13px;
      font-weight:700;
      white-space:nowrap;
    }
    .coupon-wall{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
    }
    .coupon{
      min-height:122px;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.09);
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
      padding:14px;
      display:flex;
      flex-direction:column;
      gap:10px;
      position:relative;
      overflow:hidden;
    }
    .coupon:before{
      content:"";
      position:absolute;
      inset:auto -18px -18px auto;
      width:74px;height:74px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(255,181,59,.22), transparent 65%);
      pointer-events:none;
    }
    .coupon small{
      color:var(--accent);
      font-weight:700;
      letter-spacing:0;
    }
    .coupon strong{
      font-size:18px;
      line-height:1.1;
    }
    .coupon p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.5;
    }
    .coupon .chip{
      align-self:flex-start;
      padding:4px 8px;
      border-radius:999px;
      font-size:12px;
      background:rgba(125,226,159,.10);
      color:#b8f1ca;
      border:1px solid rgba(125,226,159,.18);
    }
    .hero-strip{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:10px;
    }
    .strip-item{
      min-height:58px;
      padding:10px 12px;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      display:flex;
      align-items:center;
      gap:10px;
      color:var(--muted);
      font-size:13px;
    }
    .strip-item i{
      color:var(--accent);
      flex:0 0 auto;
    }

    .hot-topics{
      padding-top:10px;
    }
    .topic-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:24px;
    }
    .topic-list{
      display:grid;
      gap:12px;
    }
    .topic-row{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:start;
      padding:15px 16px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      border-radius:8px;
      transition:transform .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease);
    }
    .topic-row:hover{
      transform:translateY(-1px);
      border-color:rgba(255,181,59,.22);
      background:rgba(255,181,59,.05);
    }
    .topic-index{
      width:32px;height:32px;
      border-radius:8px;
      display:grid;
      place-items:center;
      background:rgba(255,181,59,.12);
      color:#ffd891;
      font-weight:800;
      font-size:14px;
      border:1px solid rgba(255,181,59,.16);
    }
    .topic-row h3{
      margin:0 0 4px;
      font-size:16px;
      line-height:1.2;
    }
    .topic-row p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.55;
    }
    .topic-meta{
      display:flex;
      flex-direction:column;
      align-items:flex-end;
      gap:6px;
      white-space:nowrap;
    }
    .label{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:5px 8px;
      border-radius:999px;
      font-size:12px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(255,255,255,.03);
      color:#e9dac9;
    }
    .label.hot{
      border-color:rgba(255,95,79,.22);
      background:rgba(255,95,79,.08);
      color:#ffc4bd;
    }
    .label.good{
      border-color:rgba(125,226,159,.20);
      background:rgba(125,226,159,.08);
      color:#c7f4d4;
    }
    .calendar{
      padding:18px;
      border-radius:10px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01)), var(--surface);
      box-shadow:var(--shadow);
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .calendar-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .calendar-head strong{
      font-size:16px;
    }
    .timeline{
      display:grid;
      gap:12px;
    }
    .timeline-item{
      padding:14px;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      display:grid;
      grid-template-columns:auto 1fr;
      gap:12px;
      align-items:start;
    }
    .timeline-time{
      min-width:68px;
      font-weight:800;
      color:#ffd891;
    }
    .timeline-item h4{
      margin:0 0 4px;
      font-size:15px;
    }
    .timeline-item p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.55;
    }
    .mini-board{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:10px;
    }
    .mini-board .tile{
      padding:12px;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
    }
    .tile strong{
      display:block;
      font-size:22px;
      line-height:1.1;
      color:#fff2d6;
      margin-bottom:4px;
    }
    .tile span{
      color:var(--muted);
      font-size:13px;
    }

    .carousel-band{
      overflow:hidden;
    }
    .carousel-wrap{
      position:relative;
      padding-top:8px;
    }
    .carousel-controls{
      display:flex;
      gap:8px;
    }
    .icon-btn{
      width:40px;
      height:40px;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.03);
      color:var(--text);
      display:grid;
      place-items:center;
      transition:transform .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease);
      cursor:pointer;
    }
    .icon-btn:hover,.icon-btn:focus-visible{
      transform:translateY(-1px);
      background:rgba(255,181,59,.08);
      border-color:rgba(255,181,59,.24);
      outline:none;
    }
    .carousel{
      display:grid;
      grid-auto-flow:column;
      grid-auto-columns:minmax(250px, 1fr);
      gap:14px;
      overflow-x:auto;
      padding-bottom:6px;
      scroll-snap-type:x mandatory;
      scrollbar-width:none;
    }
    .carousel::-webkit-scrollbar{display:none}
    .shot{
      scroll-snap-align:start;
      min-height:280px;
      padding:16px;
      border-radius:10px;
      border:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.01)),
        var(--surface);
      box-shadow:var(--shadow);
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .shot-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .shot-dots{
      display:flex;
      gap:6px;
    }
    .shot-dots i{
      width:8px;height:8px;
      border-radius:999px;
      background:rgba(255,255,255,.14);
      display:block;
    }
    .shot-dots i:nth-child(1){background:var(--accent)}
    .shot-dots i:nth-child(2){background:var(--accent-2)}
    .shot-dots i:nth-child(3){background:var(--accent-3)}
    .shot-surface{
      flex:1;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02)),
        linear-gradient(135deg, rgba(255,181,59,.10), rgba(255,95,79,.06));
      padding:14px;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .mock-line{
      height:12px;
      border-radius:999px;
      background:rgba(255,255,255,.12);
    }
    .mock-line.wide{width:78%}
    .mock-line.mid{width:58%}
    .mock-line.narrow{width:34%}
    .mock-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:10px;
      margin-top:auto;
    }
    .mock-card{
      min-height:68px;
      border-radius:8px;
      background:rgba(0,0,0,.20);
      border:1px solid rgba(255,255,255,.08);
      padding:10px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:8px;
    }
    .mock-card span{
      color:var(--muted);
      font-size:12px;
    }
    .mock-card strong{
      font-size:13px;
      line-height:1.35;
    }
    .shot h3{
      margin:0;
      font-size:16px;
    }
    .shot p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.55;
    }

    .metrics-band{
      padding-top:6px;
    }
    .metrics-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:14px;
    }
    .metric{
      padding:18px;
      border-radius:10px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      box-shadow:var(--shadow);
      min-height:126px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .metric strong{
      font-size:30px;
      line-height:1;
      color:#ffd891;
    }
    .metric span{
      color:var(--muted);
      font-size:14px;
    }
    .compare{
      margin-top:18px;
      border-radius:10px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
      overflow:hidden;
    }
    .compare-row{
      display:grid;
      grid-template-columns:1.2fr .9fr .9fr;
      gap:0;
    }
    .compare-row > div{
      padding:14px 16px;
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .compare-row:last-child > div{border-bottom:none}
    .compare-head{
      background:rgba(255,255,255,.03);
      color:#f4e8dc;
      font-weight:700;
    }
    .compare-row:not(.compare-head) > div{
      color:var(--muted);
      font-size:14px;
    }
    .compare-row .good{
      color:#c7f4d4;
    }

    .requirements-grid{
      display:grid;
      grid-template-columns:1.02fr .98fr;
      gap:24px;
      align-items:start;
    }
    .req-panel{
      padding:18px;
      border-radius:10px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01)), var(--surface);
      box-shadow:var(--shadow);
    }
    .checklist{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .checklist li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:14px;
      line-height:1.65;
    }
    .checklist i{
      color:var(--accent-3);
      margin-top:3px;
      flex:0 0 auto;
    }
    .spec-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
    }
    .spec{
      padding:14px;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      min-height:114px;
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .spec small{
      color:var(--accent);
      font-weight:700;
      letter-spacing:0;
    }
    .spec strong{
      font-size:16px;
      line-height:1.2;
    }
    .spec p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.55;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:14px;
    }

    .reviews-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:14px;
    }
    .review{
      padding:16px;
      border-radius:10px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      display:flex;
      flex-direction:column;
      gap:12px;
      min-height:180px;
    }
    .review.featured{
      grid-column:span 2;
      background:linear-gradient(180deg, rgba(255,181,59,.08), rgba(255,255,255,.03));
      border-color:rgba(255,181,59,.20);
    }
    .review-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .user{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .avatar{
      width:36px;
      height:36px;
      border-radius:50%;
      background:linear-gradient(145deg, var(--accent), var(--accent-2));
      color:#17120f;
      font-weight:900;
      display:grid;
      place-items:center;
      flex:0 0 auto;
    }
    .user strong{
      display:block;
      font-size:14px;
      line-height:1.2;
    }
    .user span{
      color:var(--muted-2);
      font-size:12px;
    }
    .stars{
      color:#ffd891;
      letter-spacing:1px;
      white-space:nowrap;
      font-size:13px;
    }
    .review p{
      margin:0;
      color:#e8ddd1;
      font-size:14px;
      line-height:1.65;
    }

    .cta-band{
      padding-top:10px;
    }
    .cta-box{
      padding:22px;
      border-radius:12px;
      border:1px solid rgba(255,181,59,.22);
      background:
        linear-gradient(135deg, rgba(255,181,59,.14), rgba(255,95,79,.12)),
        var(--surface);
      box-shadow:0 24px 50px rgba(0,0,0,.28);
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:20px;
      align-items:center;
    }
    .cta-box h2{
      margin:0 0 8px;
      font-size:30px;
      line-height:1.12;
    }
    .cta-box p{
      margin:0;
      color:#f6e5d5;
      max-width:660px;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:12px;
    }
    .cta-note{
      margin-top:14px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:#f5e8d7;
      font-size:13px;
      align-items:center;
    }
    .cta-note .pill{
      padding:6px 10px;
      border-radius:999px;
      background:rgba(0,0,0,.18);
      border:1px solid rgba(255,255,255,.10);
      display:inline-flex;
      align-items:center;
      gap:6px;
    }

    .faq-grid{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border-radius:10px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      background:none;
      border:none;
      color:var(--text);
      padding:16px 18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      text-align:left;
      cursor:pointer;
    }
    .faq-q strong{
      font-size:16px;
      line-height:1.35;
      font-weight:700;
    }
    .faq-q i{
      flex:0 0 auto;
      color:var(--accent);
      transition:transform .22s var(--ease);
    }
    .faq-item.open .faq-q i{
      transform:rotate(180deg);
    }
    .faq-a{
      max-height:0;
      overflow:hidden;
      transition:max-height .28s var(--ease);
    }
    .faq-a p{
      margin:0;
      padding:0 18px 16px;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }

    .footer{
      padding:26px 0 34px;
      margin-top:8px;
      border-top:1px solid rgba(255,255,255,.06);
      background:rgba(0,0,0,.10);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr .8fr;
      gap:18px;
      align-items:start;
    }
    .footer h3{
      margin:0 0 12px;
      font-size:16px;
    }
    .footer p,.footer a{
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .footer-links{
      display:grid;
      gap:8px;
    }
    .footer-links a:hover,.footer-links a:focus-visible{
      color:var(--text);
      outline:none;
    }
    .footer-bottom{
      margin-top:18px;
      padding-top:14px;
      border-top:1px solid rgba(255,255,255,.06);
      color:var(--muted-2);
      font-size:13px;
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      justify-content:space-between;
    }

    .section-note{
      margin-top:10px;
      color:var(--muted);
      font-size:14px;
    }

    @media (max-width: 1080px){
      .hero h1{font-size:46px}
      .hero-grid,
      .topic-grid,
      .requirements-grid,
      .cta-box,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .metrics-grid,
      .reviews-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .review.featured{grid-column:span 2}
    }
    @media (max-width: 920px){
      .nav-toggle{display:inline-grid}
      .nav{
        margin-left:auto;
        gap:10px;
      }
      .nav-list{
        position:absolute;
        top:76px;
        left:0;
        right:0;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:14px 16px 16px;
        background:rgba(13,11,9,.98);
        border-bottom:1px solid rgba(255,255,255,.06);
      }
      .site-header.open .nav-list{display:flex}
      .nav-list a,
      .nav-list button{
        width:100%;
        justify-content:flex-start;
      }
      .hero{
        padding-top:20px;
      }
      .hero-strip{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .coupon-wall{
        grid-template-columns:1fr;
      }
      .spec-grid,
      .mini-board{
        grid-template-columns:1fr 1fr;
      }
    }
    @media (max-width: 680px){
      .container{width:min(var(--container),calc(100% - 22px))}
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .section-head h2{font-size:24px}
      .hero h1{font-size:38px;max-width:100%}
      .hero-lead{font-size:15px}
      .hero-stats,
      .metrics-grid,
      .reviews-grid,
      .spec-grid,
      .mini-board,
      .compare-row{
        grid-template-columns:1fr;
      }
      .review.featured{grid-column:span 1}
      .compare-row > div{
        border-bottom:1px solid rgba(255,255,255,.06);
      }
      .compare-row > div:last-child{border-bottom:none}
      .carousel{
        grid-auto-columns:minmax(82vw, 1fr);
      }
      .topic-row{
        grid-template-columns:auto 1fr;
      }
      .topic-meta{
        grid-column:2;
        align-items:flex-start;
        flex-direction:row;
        flex-wrap:wrap;
      }
      .cta-actions{
        justify-content:flex-start;
      }
      .footer-bottom{
        flex-direction:column;
        align-items:flex-start;
      }
    }
    @media (max-width: 520px){
      .header-inner{min-height:68px}
      .brand span{font-size:16px}
      .hero h1{font-size:32px}
      .hero-actions .btn,
      .nav-cta{
        width:100%;
      }
      .hero-strip{
        grid-template-columns:1fr;
      }
      .section-note,
      .section-head p,
      .hero-lead,
      .cta-box p{
        font-size:14px;
      }
      .cta-box h2{font-size:24px}
      .shot{
        min-height:260px;
      }
      .faq-q strong{font-size:15px}
    }

/* roulang page: category1 */
:root{
      --bg:#0e1014;
      --bg-soft:#12151b;
      --panel:#171b22;
      --panel-2:#1c2129;
      --line:rgba(255,255,255,.10);
      --line-strong:rgba(255,255,255,.18);
      --text:#f4f5f7;
      --muted:#a8b0bc;
      --faint:#7f8896;
      --accent:#ffb31a;
      --accent-2:#ff5f3d;
      --accent-3:#22c18f;
      --danger:#ff6f61;
      --shadow:0 12px 30px rgba(0,0,0,.28);
      --shadow-soft:0 8px 18px rgba(0,0,0,.18);
      --radius:8px;
      --space-1:6px;
      --space-2:10px;
      --space-3:14px;
      --space-4:18px;
      --space-5:24px;
      --space-6:32px;
      --space-7:44px;
      --space-8:60px;
      --container:1180px;
      --transition:.22s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      background:
        linear-gradient(180deg,#0d0f13 0%,#10141a 44%,#0c0e12 100%);
      color:var(--text);
      line-height:1.7;
      letter-spacing:0;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        repeating-linear-gradient(90deg, rgba(255,255,255,.025) 0 1px, transparent 1px 120px),
        repeating-linear-gradient(180deg, rgba(255,255,255,.018) 0 1px, transparent 1px 120px);
      opacity:.45;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.8), transparent 96%);
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit;color:inherit}
    button{cursor:pointer}
    .container{
      width:min(calc(100% - 32px), var(--container));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:blur(16px);
      background:rgba(11,13,18,.82);
      border-bottom:1px solid rgba(255,255,255,.07);
    }
    .header-inner{
      min-height:72px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      letter-spacing:0;
      white-space:nowrap;
      color:var(--text);
    }
    .brand-mark{
      width:34px;
      height:34px;
      display:grid;
      place-items:center;
      border-radius:8px;
      background:linear-gradient(135deg,var(--accent),#ffd86b);
      color:#111;
      box-shadow:0 8px 16px rgba(255,179,26,.22);
      flex:0 0 auto;
    }
    .nav{
      display:flex;
      align-items:center;
      gap:12px;
      margin-left:auto;
    }
    .nav-list{
      display:flex;
      align-items:center;
      gap:8px;
      padding:7px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      border-radius:10px;
    }
    .nav-list a{
      display:inline-flex;
      align-items:center;
      gap:7px;
      min-height:40px;
      padding:0 14px;
      border-radius:8px;
      color:var(--muted);
      transition:background var(--transition), color var(--transition), transform var(--transition), border-color var(--transition), box-shadow var(--transition);
      border:1px solid transparent;
      white-space:nowrap;
    }
    .nav-list a:hover,
    .nav-list a:focus-visible{
      color:var(--text);
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.12);
      transform:translateY(-1px);
      outline:none;
    }
    .nav-list a.active{
      color:#16120a;
      background:linear-gradient(135deg,#ffd36a,var(--accent));
      box-shadow:0 10px 18px rgba(255,179,26,.18);
      font-weight:700;
    }
    .nav-cta{
      border:1px solid rgba(255,179,26,.45) !important;
      background:linear-gradient(135deg, rgba(255,179,26,.18), rgba(255,95,61,.10)) !important;
      color:var(--text) !important;
    }
    .nav-cta:hover,
    .nav-cta:focus-visible{
      border-color:rgba(255,179,26,.7) !important;
      box-shadow:0 10px 24px rgba(255,95,61,.12);
    }
    .desktop-cta{
      min-height:44px;
      padding:0 16px;
      border-radius:8px;
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#17120a;
      background:linear-gradient(135deg,var(--accent),#ffe08a);
      box-shadow:0 12px 22px rgba(255,179,26,.18);
      font-weight:800;
      transition:transform var(--transition), box-shadow var(--transition), filter var(--transition);
    }
    .desktop-cta:hover,
    .desktop-cta:focus-visible{
      transform:translateY(-1px);
      box-shadow:0 16px 26px rgba(255,179,26,.24);
      filter:saturate(1.05);
      outline:none;
    }
    .nav-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.04);
      align-items:center;
      justify-content:center;
      transition:background var(--transition), transform var(--transition), border-color var(--transition);
    }
    .nav-toggle:hover,
    .nav-toggle:focus-visible{
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.18);
      transform:translateY(-1px);
      outline:none;
    }
    main{padding-bottom:40px}
    .hero{
      padding:32px 0 24px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:30px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid rgba(255,179,26,.22);
      background:rgba(255,179,26,.08);
      color:#ffd36a;
      font-size:13px;
      font-weight:700;
    }
    .eyebrow .dot{
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(255,179,26,.14);
    }
    .hero-grid{
      margin-top:18px;
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:22px;
      align-items:stretch;
    }
    .hero-copy,
    .hero-board,
    .content-panel,
    .filter-panel,
    .spec-panel,
    .cta-panel,
    .faq-panel{
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
    }
    .hero-copy{
      padding:28px;
      position:relative;
      overflow:hidden;
    }
    .hero-copy::after{
      content:"";
      position:absolute;
      right:-50px;
      top:-50px;
      width:160px;
      height:160px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(255,179,26,.15) 0 32%, transparent 68%);
      pointer-events:none;
    }
    .hero h1,
    .section-title{
      margin:0;
      line-height:1.18;
      letter-spacing:0;
    }
    .hero h1{
      margin-top:16px;
      max-width:11ch;
      font-size:44px;
      font-weight:900;
    }
    .hero-lead{
      margin:16px 0 0;
      max-width:620px;
      color:var(--muted);
      font-size:16px;
    }
    .hero-actions{
      margin-top:24px;
      display:flex;
      flex-wrap:wrap;
      gap:12px;
    }
    .btn{
      min-height:46px;
      padding:0 18px;
      border-radius:8px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border:1px solid transparent;
      transition:transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), opacity var(--transition);
      font-weight:800;
      white-space:nowrap;
    }
    .btn:focus-visible{
      outline:none;
      box-shadow:0 0 0 3px rgba(255,179,26,.22);
    }
    .btn-primary{
      background:linear-gradient(135deg,#ffd36a,var(--accent));
      color:#17120a;
      box-shadow:0 12px 22px rgba(255,179,26,.18);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible{
      transform:translateY(-1px);
      box-shadow:0 16px 26px rgba(255,179,26,.24);
    }
    .btn-secondary{
      background:rgba(255,255,255,.03);
      border-color:rgba(255,255,255,.12);
      color:var(--text);
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible{
      transform:translateY(-1px);
      border-color:rgba(255,255,255,.20);
      background:rgba(255,255,255,.06);
    }
    .hero-meta{
      margin-top:22px;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
    }
    .meta-item{
      padding:14px 14px 13px;
      border-radius:8px;
      background:rgba(255,255,255,.035);
      border:1px solid rgba(255,255,255,.08);
    }
    .meta-item strong{
      display:block;
      font-size:18px;
      color:var(--text);
      line-height:1.2;
    }
    .meta-item span{
      display:block;
      margin-top:4px;
      color:var(--muted);
      font-size:13px;
    }
    .hero-board{
      padding:18px;
      display:flex;
      flex-direction:column;
      gap:14px;
      position:relative;
    }
    .board-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .board-title{
      display:flex;
      flex-direction:column;
      gap:4px;
    }
    .board-title strong{
      font-size:16px;
    }
    .board-title span{
      color:var(--muted);
      font-size:13px;
    }
    .stamp{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:30px;
      padding:0 12px;
      border-radius:999px;
      background:rgba(255,95,61,.12);
      border:1px solid rgba(255,95,61,.25);
      color:#ffb3a8;
      font-size:12px;
      font-weight:700;
    }
    .board-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
    }
    .mini-card{
      min-height:124px;
      padding:14px;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.09);
      background:
        linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:12px;
    }
    .mini-card .mini-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:10px;
    }
    .mini-card h3{
      margin:0;
      font-size:16px;
      line-height:1.3;
    }
    .mini-card p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }
    .mini-badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:24px;
      padding:0 10px;
      border-radius:999px;
      background:rgba(255,179,26,.10);
      border:1px solid rgba(255,179,26,.20);
      color:#ffd36a;
      font-size:12px;
      font-weight:700;
      flex:0 0 auto;
    }
    .mini-badge.ok{
      background:rgba(34,193,143,.10);
      border-color:rgba(34,193,143,.25);
      color:#74e1bf;
    }
    .mini-badge.hot{
      background:rgba(255,95,61,.12);
      border-color:rgba(255,95,61,.22);
      color:#ffb3a8;
    }
    .mini-badge.soft{
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.10);
      color:var(--text);
    }
    .mini-foot{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:10px;
      color:var(--faint);
      font-size:12px;
    }
    .trust-bar{
      margin-top:6px;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
    }
    .trust-item{
      display:flex;
      align-items:center;
      gap:10px;
      min-height:54px;
      padding:12px 14px;
      border-radius:8px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.08);
      color:var(--muted);
      font-size:13px;
    }
    .trust-icon{
      width:28px;
      height:28px;
      flex:0 0 auto;
      display:grid;
      place-items:center;
      border-radius:8px;
      background:rgba(255,179,26,.10);
      color:#ffd36a;
    }
    .section{
      padding:26px 0 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:16px;
    }
    .section-head .text-block{
      max-width:720px;
    }
    .section-title{
      font-size:26px;
      font-weight:900;
    }
    .section-lead{
      margin:10px 0 0;
      color:var(--muted);
      max-width:720px;
    }
    .filter-panel{
      padding:16px;
    }
    .chip-row{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .chip{
      min-height:40px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.03);
      color:var(--muted);
      display:inline-flex;
      align-items:center;
      gap:8px;
      transition:transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    .chip:hover,
    .chip:focus-visible{
      transform:translateY(-1px);
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.16);
      color:var(--text);
      outline:none;
    }
    .chip.active{
      background:linear-gradient(135deg,#ffd36a,var(--accent));
      border-color:transparent;
      color:#17120a;
      font-weight:800;
      box-shadow:0 12px 18px rgba(255,179,26,.16);
    }
    .content-panel{
      padding:16px;
      margin-top:16px;
    }
    .entry-grid{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:16px;
    }
    .entry-card{
      grid-column:span 4;
      min-height:236px;
      padding:18px;
      border-radius:var(--radius);
      border:1px solid rgba(255,255,255,.09);
      background:
        linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.018));
      display:flex;
      flex-direction:column;
      gap:14px;
      transition:transform var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
      position:relative;
      overflow:hidden;
    }
    .entry-card::after{
      content:"";
      position:absolute;
      inset:auto 0 0 0;
      height:2px;
      background:linear-gradient(90deg, transparent, rgba(255,179,26,.8), transparent);
      opacity:.65;
    }
    .entry-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,179,26,.26);
      box-shadow:0 16px 28px rgba(0,0,0,.22);
    }
    .entry-card.featured{
      grid-column:span 8;
      min-height:286px;
      background:
        linear-gradient(135deg, rgba(255,179,26,.10), rgba(255,255,255,.03) 40%, rgba(255,95,61,.06));
      border-color:rgba(255,179,26,.28);
    }
    .entry-card.recommended{
      border-color:rgba(255,255,255,.12);
    }
    .entry-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
    }
    .entry-top h3{
      margin:0;
      font-size:19px;
      line-height:1.35;
    }
    .entry-top p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:14px;
    }
    .entry-status{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      background:rgba(34,193,143,.10);
      border:1px solid rgba(34,193,143,.22);
      color:#7fe0bf;
      font-size:12px;
      font-weight:700;
      white-space:nowrap;
      flex:0 0 auto;
    }
    .entry-status.hot{
      background:rgba(255,95,61,.12);
      border-color:rgba(255,95,61,.20);
      color:#ffb7aa;
    }
    .entry-status.neutral{
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.10);
      color:var(--text);
    }
    .entry-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .entry-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:13px;
      line-height:1.55;
    }
    .entry-list i{
      color:var(--accent);
      flex:0 0 auto;
      margin-top:2px;
    }
    .entry-foot{
      margin-top:auto;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
    }
    .entry-kicker{
      display:flex;
      flex-direction:column;
      gap:4px;
      color:var(--muted);
      font-size:12px;
    }
    .entry-actions{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .btn-mini{
      min-height:38px;
      padding:0 14px;
      border-radius:8px;
      font-size:13px;
      font-weight:800;
    }
    .btn-line{
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.03);
      color:var(--text);
    }
    .btn-line:hover,
    .btn-line:focus-visible{
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.18);
      transform:translateY(-1px);
      outline:none;
    }
    .btn-hot{
      background:linear-gradient(135deg,#ffd36a,var(--accent));
      color:#17120a;
      box-shadow:0 10px 18px rgba(255,179,26,.18);
    }
    .btn-hot:hover,
    .btn-hot:focus-visible{
      transform:translateY(-1px);
      box-shadow:0 14px 22px rgba(255,179,26,.24);
      outline:none;
    }
    .note-grid{
      margin-top:16px;
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:16px;
    }
    .spec-panel,
    .guide-panel{
      padding:20px;
    }
    .panel-title{
      margin:0;
      font-size:20px;
      line-height:1.28;
    }
    .panel-sub{
      margin:10px 0 0;
      color:var(--muted);
    }
    .checklist{
      margin:18px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .checklist li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:14px;
      line-height:1.6;
    }
    .check{
      width:20px;
      height:20px;
      border-radius:999px;
      background:rgba(34,193,143,.10);
      color:#7fe0bf;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .spec-table{
      margin-top:16px;
      display:grid;
      gap:10px;
    }
    .spec-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 14px;
      border-radius:8px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.08);
    }
    .spec-row span{
      color:var(--muted);
      font-size:13px;
    }
    .spec-row strong{
      color:var(--text);
      font-size:14px;
      text-align:right;
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      min-height:32px;
      padding:0 12px;
      border-radius:999px;
      background:rgba(255,179,26,.10);
      border:1px solid rgba(255,179,26,.20);
      color:#ffd36a;
      font-size:12px;
      font-weight:700;
    }
    .status-dot{
      width:8px;
      height:8px;
      border-radius:999px;
      background:currentColor;
      box-shadow:0 0 0 4px rgba(255,179,26,.10);
    }
    .guide-strip{
      margin-top:16px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .guide-tag{
      min-height:34px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.03);
      color:var(--muted);
      display:inline-flex;
      align-items:center;
      gap:7px;
      font-size:12px;
    }
    .faq-panel{
      padding:18px;
    }
    .faq-list{
      display:grid;
      gap:12px;
      margin-top:8px;
    }
    details{
      border-radius:8px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(255,255,255,.03);
      overflow:hidden;
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:16px 16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      font-weight:700;
      color:var(--text);
      transition:background var(--transition);
    }
    summary:hover,
    summary:focus-visible{
      background:rgba(255,255,255,.04);
      outline:none;
    }
    summary::-webkit-details-marker{display:none}
    .faq-answer{
      padding:0 16px 16px;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .faq-chevron{
      width:18px;
      height:18px;
      color:#ffd36a;
      flex:0 0 auto;
      transition:transform var(--transition);
    }
    details[open] .faq-chevron{transform:rotate(180deg)}
    .cta-strip{
      padding:26px 0 10px;
    }
    .cta-panel{
      padding:24px;
      background:
        linear-gradient(135deg, rgba(255,179,26,.10), rgba(255,255,255,.03) 42%, rgba(255,95,61,.08));
      border-color:rgba(255,179,26,.22);
    }
    .cta-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .cta-copy h2{
      margin:0;
      font-size:24px;
      line-height:1.25;
    }
    .cta-copy p{
      margin:10px 0 0;
      color:var(--muted);
      max-width:620px;
    }
    .cta-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .footer{
      margin-top:28px;
      padding:34px 0 20px;
      border-top:1px solid rgba(255,255,255,.08);
      background:rgba(8,10,14,.72);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr .9fr;
      gap:18px;
    }
    .footer h3{
      margin:0 0 12px;
      font-size:16px;
      color:var(--text);
    }
    .footer p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      transition:color var(--transition), transform var(--transition);
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:#ffd36a;
      transform:translateX(2px);
      outline:none;
    }
    .footer-bottom{
      margin-top:22px;
      padding-top:16px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      justify-content:space-between;
      gap:10px;
      color:var(--faint);
      font-size:13px;
      flex-wrap:wrap;
    }
    .hidden{display:none !important}
    .icon-btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:6px;
    }

    @media (max-width: 1024px){
      .hero-grid,
      .note-grid{
        grid-template-columns:1fr;
      }
      .entry-card,
      .entry-card.featured{
        grid-column:span 12;
      }
      .footer-grid{
        grid-template-columns:repeat(2,1fr);
      }
    }

    @media (max-width: 768px){
      .header-inner{
        min-height:68px;
      }
      .nav{
        margin-left:0;
      }
      .desktop-cta{
        display:none;
      }
      .nav-toggle{
        display:inline-flex;
      }
      .nav-list{
        position:absolute;
        top:100%;
        left:16px;
        right:16px;
        margin-top:10px;
        padding:10px;
        border-radius:12px;
        flex-direction:column;
        align-items:stretch;
        gap:8px;
        background:rgba(14,16,20,.96);
        border:1px solid rgba(255,255,255,.10);
        box-shadow:0 18px 34px rgba(0,0,0,.34);
        display:none;
      }
      .nav.open .nav-list{
        display:flex;
      }
      .nav-list a{
        justify-content:space-between;
      }
      .hero{
        padding-top:22px;
      }
      .hero-copy{
        padding:22px;
      }
      .hero h1{
        max-width:100%;
        font-size:34px;
      }
      .hero-meta,
      .trust-bar,
      .board-grid{
        grid-template-columns:1fr;
      }
      .section-head,
      .cta-inner{
        flex-direction:column;
        align-items:flex-start;
      }
      .cta-actions{
        justify-content:flex-start;
      }
      .footer-grid{
        grid-template-columns:1fr;
      }
      .entry-card{
        min-height:auto;
      }
      .entry-foot{
        align-items:flex-start;
        flex-direction:column;
      }
    }

    @media (max-width: 520px){
      .container{
        width:min(calc(100% - 24px), var(--container));
      }
      .hero h1{
        font-size:30px;
      }
      .section-title{
        font-size:22px;
      }
      .hero-lead,
      .section-lead,
      .cta-copy p{
        font-size:15px;
      }
      .chip-row{
        flex-wrap:nowrap;
        overflow-x:auto;
        padding-bottom:4px;
        -webkit-overflow-scrolling:touch;
      }
      .chip{
        flex:0 0 auto;
      }
      .entry-grid{
        gap:12px;
      }
      .entry-card,
      .hero-copy,
      .hero-board,
      .spec-panel,
      .guide-panel,
      .faq-panel,
      .cta-panel,
      .filter-panel,
      .content-panel{
        padding:16px;
      }
      .mini-card{
        min-height:112px;
      }
      .meta-item strong{
        font-size:17px;
      }
      .entry-top h3{
        font-size:17px;
      }
    }

/* roulang page: category2 */
:root{
  --bg:#0b0b0f;
  --bg-soft:#11141b;
  --panel:#131722;
  --panel-2:#161b26;
  --line:#252b3a;
  --line-2:#31384a;
  --text:#f4f6fb;
  --muted:#a7afbf;
  --faint:#70798a;
  --accent:#ff8a1f;
  --accent-2:#2ad6c0;
  --accent-3:#ffd15d;
  --danger:#ff5f6d;
  --radius:8px;
  --shadow:0 14px 30px rgba(0,0,0,.22);
  --shadow-soft:0 8px 20px rgba(0,0,0,.14);
  --container:1180px;
  --space:24px;
  --space-lg:72px;
  --space-md:42px;
  --space-sm:18px;
  --trans:.18s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:
    linear-gradient(180deg,#0b0b0f 0%,#10131a 44%,#0b0b0f 100%);
  color:var(--text);
  line-height:1.6;
  letter-spacing:0;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  opacity:.34;
  background-image:
    repeating-linear-gradient(90deg,rgba(255,255,255,.03) 0,rgba(255,255,255,.03) 1px,transparent 1px,transparent 64px),
    repeating-linear-gradient(180deg,rgba(255,255,255,.025) 0,rgba(255,255,255,.025) 1px,transparent 1px,transparent 64px);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,.35) 55%,rgba(0,0,0,0));
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{
  outline:2px solid var(--accent-2);
  outline-offset:2px;
}
.hidden{display:none !important}
.container{
  width:min(var(--container),calc(100% - 32px));
  margin:0 auto;
}
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter:blur(18px);
  background:rgba(10,11,15,.84);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{
  min-height:76px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-weight:700;
  font-size:15px;
  letter-spacing:0;
  color:var(--text);
  white-space:nowrap;
}
.brand-mark{
  width:34px;
  height:34px;
  display:grid;
  place-items:center;
  border-radius:8px;
  background:linear-gradient(135deg,var(--accent),#ffb25e);
  color:#120d07;
  font-weight:800;
  box-shadow:var(--shadow-soft);
}
.nav{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:8px;
}
.nav-list a{
  min-height:40px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:0 14px;
  border:1px solid transparent;
  border-radius:8px;
  color:var(--muted);
  background:transparent;
  transition:transform var(--trans),background-color var(--trans),border-color var(--trans),color var(--trans),box-shadow var(--trans);
}
.nav-list a:hover,
.nav-list a:focus-visible{
  color:var(--text);
  background:rgba(255,255,255,.05);
  border-color:rgba(255,255,255,.08);
  transform:translateY(-1px);
}
.nav-list a.active,
.nav-list a[aria-current="page"]{
  color:#1d1409;
  background:linear-gradient(135deg,var(--accent),#ffb25e);
  border-color:transparent;
  box-shadow:0 10px 22px rgba(255,138,31,.18);
}
.nav-cta,
.btn{
  min-height:42px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:0 16px;
  border-radius:8px;
  border:1px solid transparent;
  font-weight:700;
  transition:transform var(--trans),background-color var(--trans),border-color var(--trans),box-shadow var(--trans),color var(--trans);
}
.nav-cta{
  color:#1b1308;
  background:linear-gradient(135deg,var(--accent),#ffbd66);
  box-shadow:0 10px 24px rgba(255,138,31,.18);
}
.nav-cta:hover,
.btn-primary:hover{
  transform:translateY(-1px);
  box-shadow:0 14px 28px rgba(255,138,31,.2);
}
.desktop-cta{
  padding-inline:18px;
}
.nav-toggle{
  width:44px;
  height:44px;
  display:none;
  align-items:center;
  justify-content:center;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.1);
  background:rgba(255,255,255,.03);
  color:var(--text);
}
main{position:relative}
.section{
  padding:var(--space-lg) 0;
  border-top:1px solid rgba(255,255,255,.06);
}
.section:first-of-type{
  border-top:none;
}
.hero{
  padding-top:42px;
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.04fr) minmax(340px,.96fr);
  gap:28px;
  align-items:center;
}
.hero-copy{
  position:relative;
  z-index:1;
}
.eyebrow-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.eyebrow,
.tag,
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:30px;
  padding:0 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.1);
  background:rgba(255,255,255,.03);
  color:#d8deea;
  font-size:13px;
  white-space:nowrap;
}
.eyebrow{
  padding-inline:12px;
  color:#ffe1b2;
  background:rgba(255,138,31,.12);
  border-color:rgba(255,138,31,.24);
}
.eyebrow .dot,
.status-dot,
.step-dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--accent-2);
  box-shadow:0 0 0 4px rgba(42,214,192,.14);
}
.hero h1{
  margin:0;
  font-size:48px;
  line-height:1.08;
  letter-spacing:0;
}
.hero p{
  margin:18px 0 0;
  max-width:640px;
  color:var(--muted);
  font-size:17px;
}
.cta-row{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:24px;
}
.btn{
  border-color:rgba(255,255,255,.08);
  background:rgba(255,255,255,.04);
  color:var(--text);
}
.btn:hover{
  transform:translateY(-1px);
  border-color:rgba(255,255,255,.16);
  background:rgba(255,255,255,.07);
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),#ffb25e);
  color:#180f07;
  border-color:transparent;
  box-shadow:0 10px 22px rgba(255,138,31,.16);
}
.btn-secondary{
  background:rgba(255,255,255,.04);
}
.btn-ghost{
  color:#e8eef9;
  border-color:rgba(255,255,255,.1);
  background:rgba(255,255,255,.02);
}
.btn-small{
  min-height:38px;
  padding:0 14px;
  font-size:14px;
}
.note-bar{
  display:flex;
  align-items:flex-start;
  gap:10px;
  margin-top:18px;
  padding:13px 14px;
  border-radius:8px;
  border:1px solid rgba(42,214,192,.16);
  background:linear-gradient(135deg,rgba(42,214,192,.08),rgba(255,255,255,.03));
  color:#dbe7e3;
}
.note-bar i{
  color:var(--accent-2);
  flex:0 0 auto;
  margin-top:2px;
}
.trust-row{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:12px;
  margin-top:22px;
}
.trust-item{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:52px;
  padding:12px 14px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  color:#dfe5f2;
}
.trust-item i{
  width:18px;
  height:18px;
  color:var(--accent);
  flex:0 0 auto;
}
.hero-visual{
  position:relative;
}
.hero-burst{
  position:absolute;
  right:14px;
  top:0;
  transform:translateY(-12px) rotate(4deg);
  display:inline-flex;
  align-items:center;
  min-height:34px;
  padding:0 12px;
  border-radius:8px;
  background:linear-gradient(135deg,#ffd15d,#ff9b2f);
  color:#171108;
  font-weight:800;
  box-shadow:var(--shadow-soft);
}
.device-frame{
  padding:18px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.08);
  background:
    linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02)),
    linear-gradient(135deg,rgba(255,138,31,.08),rgba(42,214,192,.06));
  box-shadow:var(--shadow);
}
.frame-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom:14px;
}
.frame-badge,
.frame-state,
.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:30px;
  padding:0 10px;
  border-radius:999px;
  font-size:13px;
  white-space:nowrap;
}
.frame-badge{
  background:rgba(255,138,31,.14);
  color:#ffe4bf;
  border:1px solid rgba(255,138,31,.24);
}
.frame-state{
  background:rgba(255,255,255,.04);
  color:#d7def0;
  border:1px solid rgba(255,255,255,.08);
}
.frame-state .status-dot{
  background:var(--accent-2);
  box-shadow:0 0 0 4px rgba(42,214,192,.12);
}
.feed-stack{
  display:grid;
  gap:12px;
}
.feed-card{
  border-radius:8px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(13,16,23,.74);
  padding:14px;
}
.feed-card.highlight{
  background:linear-gradient(135deg,rgba(255,138,31,.12),rgba(255,255,255,.03));
  border-color:rgba(255,138,31,.2);
}
.feed-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:10px;
}
.feed-title{
  font-size:18px;
  font-weight:800;
}
.feed-tag{
  display:inline-flex;
  align-items:center;
  min-height:28px;
  padding:0 10px;
  border-radius:999px;
  background:rgba(42,214,192,.12);
  color:#c8f8ef;
  font-size:12px;
}
.feed-copy{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.meter{
  margin-top:12px;
  height:8px;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  overflow:hidden;
}
.meter span{
  display:block;
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg,var(--accent),var(--accent-3));
}
.frame-foot{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:10px;
  margin-top:12px;
}
.frame-foot span{
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  color:#d9dfeb;
  font-size:13px;
}
.metrics{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  margin-top:14px;
}
.metric{
  padding:13px 12px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
}
.metric strong{
  display:block;
  font-size:26px;
  line-height:1;
}
.metric span{
  display:block;
  margin-top:6px;
  color:var(--muted);
  font-size:13px;
}
.section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:22px;
}
.section-head h2{
  margin:0;
  font-size:30px;
  line-height:1.2;
}
.section-head p{
  margin:0;
  color:var(--muted);
  max-width:640px;
}
.filter-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:22px;
}
.chip{
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  color:#dce3ef;
  transition:transform var(--trans),background-color var(--trans),border-color var(--trans),color var(--trans);
}
.chip:hover,
.chip:focus-visible{
  transform:translateY(-1px);
  border-color:rgba(255,255,255,.16);
  background:rgba(255,255,255,.07);
}
.chip.active{
  background:linear-gradient(135deg,rgba(255,138,31,.14),rgba(255,181,96,.18));
  color:#ffe8c8;
  border-color:rgba(255,138,31,.24);
}
.entry-grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:14px;
}
.entry-card{
  grid-column:span 4;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  min-height:248px;
  padding:18px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.08);
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02));
  box-shadow:var(--shadow-soft);
  transition:transform var(--trans),border-color var(--trans),background-color var(--trans),box-shadow var(--trans);
}
.entry-card:hover{
  transform:translateY(-2px);
  border-color:rgba(255,255,255,.16);
  box-shadow:0 14px 26px rgba(0,0,0,.2);
}
.entry-card.featured{
  grid-column:span 6;
  background:linear-gradient(160deg,rgba(255,138,31,.14),rgba(255,255,255,.03) 55%,rgba(42,214,192,.06));
  border-color:rgba(255,138,31,.2);
}
.entry-card.soft{
  background:rgba(255,255,255,.03);
}
.entry-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.entry-state{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:#d7e0ed;
  font-size:13px;
}
.entry-state .status-dot{
  background:var(--accent-2);
}
.entry-card h3{
  margin:14px 0 8px;
  font-size:22px;
  line-height:1.18;
}
.entry-card p{
  margin:0;
  color:var(--muted);
}
.entry-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:16px;
}
.entry-meta .tag{
  background:rgba(255,255,255,.03);
  border-color:rgba(255,255,255,.08);
  color:#dfe5f2;
}
.entry-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:18px;
}
.entry-note{
  color:#9fb0c6;
  font-size:13px;
}
.support-band{
  padding-top:var(--space-lg);
}
.support-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(360px,.96fr);
  gap:18px;
  align-items:start;
}
.panel{
  border-radius:8px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  padding:20px;
}
.panel h3{
  margin:0 0 12px;
  font-size:22px;
}
.panel p{
  margin:0;
  color:var(--muted);
}
.feature-list{
  list-style:none;
  padding:0;
  margin:18px 0 0;
  display:grid;
  gap:12px;
}
.feature-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  color:#dee5f2;
}
.feature-list i{
  width:18px;
  height:18px;
  color:var(--accent-2);
  margin-top:2px;
  flex:0 0 auto;
}
.spec-board{
  display:grid;
  gap:12px;
}
.spec-row{
  display:grid;
  grid-template-columns:120px minmax(0,1fr);
  gap:12px;
  align-items:center;
  min-height:54px;
  padding:12px 14px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(13,16,23,.7);
}
.spec-row span{
  color:var(--muted);
}
.spec-row strong{
  color:#eaf0fb;
}
.spec-row .bar{
  grid-column:1 / -1;
  height:8px;
  border-radius:999px;
  overflow:hidden;
  background:rgba(255,255,255,.08);
  margin-top:6px;
}
.spec-row .bar i{
  display:block;
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg,var(--accent-2),var(--accent-3));
}
.steps{
  margin-top:16px;
  display:grid;
  gap:12px;
}
.step{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:14px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
}
.step-badge{
  width:28px;
  height:28px;
  flex:0 0 auto;
  display:grid;
  place-items:center;
  border-radius:8px;
  background:rgba(255,138,31,.14);
  color:#ffd8ae;
  font-weight:800;
}
.step h4{
  margin:0 0 4px;
  font-size:16px;
}
.step p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.faq-band{
  padding-top:var(--space-lg);
}
.faq-list{
  display:grid;
  gap:12px;
}
.faq-item{
  border-radius:8px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  overflow:hidden;
}
.faq-question{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 18px;
  border:none;
  background:transparent;
  text-align:left;
  color:var(--text);
}
.faq-question span{
  font-size:17px;
  font-weight:700;
}
.faq-question i{
  flex:0 0 auto;
  color:#cdd6e7;
  transition:transform var(--trans);
}
.faq-item.open .faq-question{
  background:rgba(255,138,31,.07);
}
.faq-item.open .faq-question i{
  transform:rotate(180deg);
}
.faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height .22s ease;
}
.faq-answer-inner{
  padding:0 18px 18px;
  color:var(--muted);
}
.faq-item.open .faq-answer{
  max-height:220px;
}
.cta-band{
  padding-top:var(--space-lg);
  padding-bottom:var(--space-lg);
}
.cta-wrap{
  border-radius:8px;
  border:1px solid rgba(255,138,31,.18);
  background:
    linear-gradient(135deg,rgba(255,138,31,.16),rgba(255,255,255,.03) 48%,rgba(42,214,192,.06)),
    rgba(255,255,255,.03);
  padding:24px;
  box-shadow:var(--shadow);
}
.cta-head{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.cta-head h2{
  margin:0;
  font-size:30px;
  line-height:1.2;
}
.cta-head p{
  margin:10px 0 0;
  color:var(--muted);
  max-width:680px;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:20px;
}
.footer{
  padding:34px 0 22px;
  border-top:1px solid rgba(255,255,255,.06);
  background:rgba(6,7,10,.55);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.3fr .9fr .9fr 1fr;
  gap:18px;
}
.footer h3{
  margin:0 0 12px;
  font-size:18px;
}
.footer p{
  margin:0;
  color:var(--muted);
}
.footer-links{
  display:grid;
  gap:10px;
}
.footer-links a{
  color:var(--muted);
  transition:color var(--trans),transform var(--trans);
}
.footer-links a:hover,
.footer-links a:focus-visible{
  color:var(--text);
  transform:translateX(2px);
}
.footer-bottom{
  margin-top:22px;
  padding-top:16px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  color:var(--faint);
  font-size:13px;
}
@media (max-width:1024px){
  .hero-grid,
  .support-grid{
    grid-template-columns:1fr;
  }
  .hero-visual{
    max-width:680px;
  }
  .entry-card,
  .entry-card.featured{
    grid-column:span 6;
  }
  .footer-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}
@media (max-width:768px){
  .header-inner{
    min-height:72px;
  }
  .nav{
    position:relative;
  }
  .nav-list{
    display:none;
    position:absolute;
    right:0;
    top:calc(100% + 12px);
    flex-direction:column;
    align-items:stretch;
    gap:8px;
    width:min(320px,calc(100vw - 32px));
    padding:12px;
    border-radius:8px;
    border:1px solid rgba(255,255,255,.08);
    background:rgba(10,11,15,.98);
    box-shadow:var(--shadow);
  }
  body.nav-open .nav-list{
    display:flex;
  }
  .nav-list a,
  .nav-list .nav-cta{
    width:100%;
    justify-content:center;
  }
  .desktop-cta{
    display:none;
  }
  .nav-toggle{
    display:inline-flex;
  }
  .hero h1{
    font-size:38px;
  }
  .section{
    padding:52px 0;
  }
  .trust-row{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .entry-grid{
    gap:12px;
  }
  .entry-card,
  .entry-card.featured{
    grid-column:span 12;
  }
  .footer-grid{
    grid-template-columns:1fr;
  }
  .cta-head{
    align-items:flex-start;
  }
}
@media (max-width:520px){
  .container{
    width:min(var(--container),calc(100% - 24px));
  }
  .hero{
    padding-top:28px;
  }
  .hero h1{
    font-size:32px;
  }
  .hero p{
    font-size:15px;
  }
  .section-head{
    flex-direction:column;
    align-items:flex-start;
  }
  .section-head h2,
  .cta-head h2{
    font-size:24px;
  }
  .trust-row{
    grid-template-columns:1fr;
  }
  .frame-foot{
    grid-template-columns:1fr;
  }
  .metrics{
    grid-template-columns:1fr;
  }
  .spec-row{
    grid-template-columns:1fr;
  }
  .faq-question span{
    font-size:16px;
  }
  .cta-wrap{
    padding:18px;
  }
  .cta-actions{
    flex-direction:column;
  }
  .cta-actions .btn{
    width:100%;
  }
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,
  *::before,
  *::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
}