/* roulang page: index */
:root{
      --bg-main:#0E0E12;
      --bg-panel:#171820;
      --bg-card:#1F202A;
      --text-main:#F6F1E8;
      --text-muted:#A9A5B5;
      --brand:#FF6B4A;
      --brand-2:#8B5CF6;
      --accent:#37D5C9;
      --line:rgba(255,255,255,.10);
      --line-strong:rgba(255,255,255,.18);
      --shadow:0 24px 80px rgba(0,0,0,.35);
      --radius-lg:34px;
      --radius-md:24px;
      --radius-sm:16px;
      --container:1240px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text-main);
      background:
        radial-gradient(circle at 12% 8%, rgba(255,107,74,.22), transparent 34%),
        radial-gradient(circle at 86% 12%, rgba(139,92,246,.20), transparent 30%),
        radial-gradient(circle at 58% 76%, rgba(55,213,201,.12), transparent 28%),
        var(--bg-main);
      line-height:1.75;
      padding-bottom:96px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    ::selection{background:rgba(255,107,74,.35);color:#fff}

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

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:blur(18px);
      background:rgba(14,14,18,.74);
      border-bottom:1px solid transparent;
      transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
    }
    .site-header.is-scrolled{
      background:rgba(17,18,24,.94);
      border-bottom-color:var(--line);
      box-shadow:0 10px 40px rgba(0,0,0,.22);
    }
    .brand-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
      padding:18px 0 13px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:900;
      letter-spacing:-.02em;
      font-size:18px;
    }
    .logo-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      position:relative;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      box-shadow:0 14px 32px rgba(255,107,74,.24);
    }
    .logo-mark::before,.logo-mark::after{
      content:"";
      position:absolute;
      left:9px;
      right:9px;
      height:3px;
      border-radius:999px;
      background:rgba(255,255,255,.82);
    }
    .logo-mark::before{top:13px}
    .logo-mark::after{bottom:13px;width:13px;right:auto}
    .brand-actions{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:12px;
      flex:1;
    }
    .search-shell{
      display:flex;
      align-items:center;
      gap:10px;
      width:min(440px,100%);
      padding:11px 15px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.045);
      color:var(--text-muted);
      transition:border-color .2s ease,background .2s ease;
    }
    .search-shell:focus-within{
      border-color:rgba(55,213,201,.5);
      background:rgba(255,255,255,.075);
    }
    .search-shell input{
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      color:var(--text-main);
      font-size:14px;
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      border:1px solid rgba(55,213,201,.28);
      color:#D7FFFB;
      background:rgba(55,213,201,.09);
      font-size:13px;
      white-space:nowrap;
    }
    .status-dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(55,213,201,.11);
    }

    .channel-wrap{
      position:relative;
      border-top:1px solid rgba(255,255,255,.06);
    }
    .channel-row{
      display:flex;
      align-items:center;
      gap:10px;
      padding:11px 0 14px;
      overflow-x:auto;
      scrollbar-width:none;
      -ms-overflow-style:none;
    }
    .channel-row::-webkit-scrollbar{display:none}
    .channel-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:9px 15px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.04);
      color:var(--text-muted);
      font-size:14px;
      font-weight:650;
      white-space:nowrap;
      transition:transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
    }
    .channel-link:hover,.channel-link:focus-visible{
      transform:translateY(-2px);
      border-color:rgba(255,107,74,.45);
      background:rgba(255,107,74,.12);
      color:var(--text-main);
      outline:none;
    }
    .channel-link.active{
      background:linear-gradient(135deg,rgba(255,107,74,.95),rgba(255,136,88,.85));
      color:#1A1010;
      border-color:transparent;
      box-shadow:0 12px 34px rgba(255,107,74,.22);
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:800;
      letter-spacing:.01em;
      cursor:pointer;
      transition:transform .2s ease, filter .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
      white-space:nowrap;
    }
    .btn-primary{
      color:#1A1010;
      background:linear-gradient(135deg,var(--brand),#FFB05C);
      box-shadow:0 16px 36px rgba(255,107,74,.26);
    }
    .btn-primary:hover,.btn-primary:focus-visible{
      transform:translateY(-3px);
      filter:brightness(1.06);
      box-shadow:0 20px 50px rgba(255,107,74,.32);
      outline:none;
    }
    .btn-secondary{
      color:var(--text-main);
      border-color:var(--line-strong);
      background:rgba(255,255,255,.055);
    }
    .btn-secondary:hover,.btn-secondary:focus-visible{
      transform:translateY(-3px);
      background:rgba(255,255,255,.10);
      border-color:rgba(255,255,255,.28);
      outline:none;
    }
    .btn-text{
      color:#DDFBF8;
      border-color:rgba(55,213,201,.28);
      background:rgba(55,213,201,.08);
    }

    main{overflow:hidden}
    section{position:relative}
    .section{
      padding:84px 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:30px;
      margin-bottom:30px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.12);
      color:#FFE0D5;
      background:rgba(255,107,74,.09);
      font-size:13px;
      font-weight:700;
      margin-bottom:12px;
    }
    .section-title{
      margin:0;
      font-size:clamp(28px,4vw,44px);
      line-height:1.13;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .section-desc{
      max-width:680px;
      margin:12px 0 0;
      color:var(--text-muted);
      font-size:16px;
    }

    .hero{
      min-height:680px;
      padding:72px 0 64px;
    }
    .hero-stage{
      position:relative;
      min-height:585px;
      overflow:hidden;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.12);
      background:
        linear-gradient(180deg,rgba(255,255,255,.10),rgba(255,255,255,.02)),
        radial-gradient(circle at 78% 34%, rgba(255,107,74,.34), transparent 28%),
        radial-gradient(circle at 20% 78%, rgba(55,213,201,.16), transparent 25%),
        linear-gradient(135deg,#181821 0%,#101016 42%,#211729 100%);
      box-shadow:var(--shadow);
    }
    .hero-stage::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(0,0,0,.58),rgba(0,0,0,.12),rgba(0,0,0,.52)),
        repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px, transparent 1px 70px);
      pointer-events:none;
    }
    .series-nav{
      position:absolute;
      top:22px;
      left:24px;
      right:24px;
      z-index:2;
      display:flex;
      align-items:center;
      gap:10px;
      overflow-x:auto;
      scrollbar-width:none;
    }
    .series-nav::-webkit-scrollbar{display:none}
    .series-item{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 13px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(15,15,20,.56);
      color:rgba(246,241,232,.86);
      font-size:13px;
      backdrop-filter:blur(12px);
      white-space:nowrap;
    }
    .series-item.featured{
      background:rgba(255,107,74,.20);
      border-color:rgba(255,107,74,.42);
      color:#fff;
    }
    .hero-content{
      position:relative;
      z-index:2;
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(360px,.75fr);
      gap:36px;
      align-items:end;
      min-height:585px;
      padding:100px 48px 44px;
    }
    .hero-copy{
      max-width:720px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:8px 13px;
      border-radius:999px;
      background:rgba(55,213,201,.10);
      border:1px solid rgba(55,213,201,.25);
      color:#DDFBF8;
      font-weight:750;
      font-size:13px;
      margin-bottom:18px;
    }
    h1{
      margin:0;
      font-size:clamp(38px,6.3vw,72px);
      line-height:1.05;
      font-weight:950;
      letter-spacing:-.055em;
      max-width:760px;
    }
    .hero-intro{
      max-width:690px;
      margin:22px 0 0;
      color:rgba(246,241,232,.82);
      font-size:18px;
      line-height:1.85;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:30px;
    }
    .data-points{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:30px;
    }
    .data-chip{
      min-width:142px;
      padding:14px 16px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.11);
      background:rgba(255,255,255,.06);
    }
    .data-chip strong{
      display:block;
      font-size:22px;
      line-height:1;
      color:#fff;
    }
    .data-chip span{
      display:block;
      margin-top:6px;
      color:var(--text-muted);
      font-size:13px;
    }
    .entry-matrix{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
      align-self:stretch;
      align-content:end;
    }
    .entry-card{
      position:relative;
      min-height:148px;
      padding:18px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.12);
      background:
        linear-gradient(180deg,rgba(255,255,255,.11),rgba(255,255,255,.045));
      overflow:hidden;
      transition:transform .22s ease,border-color .22s ease,background .22s ease;
    }
    .entry-card:hover{
      transform:translateY(-6px) scale(1.025);
      border-color:rgba(255,107,74,.38);
      background:linear-gradient(180deg,rgba(255,107,74,.16),rgba(255,255,255,.06));
    }
    .entry-card::after{
      content:"";
      position:absolute;
      left:0;
      right:0;
      bottom:0;
      height:58%;
      background:linear-gradient(180deg,transparent,rgba(0,0,0,.34));
      opacity:.82;
    }
    .entry-card .badge,.entry-card h3,.entry-card p{position:relative;z-index:1}
    .badge{
      display:inline-flex;
      padding:5px 9px;
      border-radius:999px;
      background:rgba(139,92,246,.18);
      border:1px solid rgba(139,92,246,.28);
      color:#E8DDFF;
      font-size:12px;
      font-weight:800;
    }
    .entry-card h3{
      margin:28px 0 5px;
      font-size:19px;
      font-weight:850;
    }
    .entry-card p{
      margin:0;
      color:rgba(246,241,232,.72);
      font-size:13px;
      line-height:1.6;
    }

    .comparison{
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      overflow:hidden;
      background:rgba(23,24,32,.78);
      box-shadow:var(--shadow);
    }
    .compare-row{
      display:grid;
      grid-template-columns:1.1fr .95fr .95fr .95fr;
      border-bottom:1px solid var(--line);
    }
    .compare-row:last-child{border-bottom:0}
    .compare-cell{
      padding:20px 22px;
      border-right:1px solid var(--line);
      color:var(--text-muted);
      min-height:80px;
      display:flex;
      align-items:center;
    }
    .compare-cell:last-child{border-right:0}
    .compare-head .compare-cell{
      color:#fff;
      font-weight:850;
      background:rgba(255,255,255,.05);
    }
    .compare-cell:first-child{
      color:var(--text-main);
      font-weight:780;
    }
    .check{
      color:#DDFBF8;
      font-weight:800;
    }
    .warn{
      color:#FFD9C9;
      font-weight:800;
    }

    .rail{
      display:flex;
      gap:18px;
      overflow-x:auto;
      padding:8px 4px 26px;
      scroll-snap-type:x mandatory;
      scrollbar-width:none;
    }
    .rail::-webkit-scrollbar{display:none}
    .rail-card{
      flex:0 0 380px;
      min-height:250px;
      scroll-snap-align:start;
      position:relative;
      padding:22px;
      border-radius:var(--radius-md);
      border:1px solid var(--line);
      background:
        radial-gradient(circle at 80% 10%,rgba(255,107,74,.18),transparent 30%),
        linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.025));
      box-shadow:0 20px 60px rgba(0,0,0,.24);
      overflow:hidden;
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
    }
    .rail-card:hover,.rail-card:focus-within{
      transform:translateY(-6px) scale(1.035);
      border-color:rgba(255,107,74,.38);
      box-shadow:0 28px 78px rgba(0,0,0,.38);
    }
    .rail-card .icon{
      width:46px;height:46px;border-radius:16px;
      display:grid;place-items:center;
      background:rgba(255,107,74,.14);
      color:#FFD1C4;
      font-size:22px;
      margin:18px 0 26px;
    }
    .rail-card h3{
      margin:0 0 10px;
      font-size:23px;
      line-height:1.25;
      font-weight:900;
    }
    .rail-card p{
      margin:0;
      color:var(--text-muted);
      font-size:15px;
    }
    .rail-link{
      display:inline-flex;
      margin-top:20px;
      color:#DDFBF8;
      font-weight:780;
    }

    .news-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 360px;
      gap:22px;
      align-items:start;
    }
    .news-list,.recommend-panel,.trust-card,.open-panel,.faq-wrap{
      border:1px solid var(--line);
      background:rgba(23,24,32,.74);
      border-radius:var(--radius-md);
      box-shadow:0 20px 70px rgba(0,0,0,.22);
    }
    .news-list{overflow:hidden}
    .news-item{
      display:grid;
      grid-template-columns:120px 1fr auto;
      gap:18px;
      align-items:center;
      padding:20px 22px;
      border-bottom:1px solid var(--line);
      transition:background .2s ease;
    }
    .news-item:last-child{border-bottom:0}
    .news-item:hover{background:rgba(255,255,255,.045)}
    .news-time{
      color:#FFD2C4;
      font-size:13px;
      font-weight:800;
    }
    .news-item h3{
      margin:0;
      font-size:18px;
      font-weight:850;
    }
    .news-item p{
      margin:5px 0 0;
      color:var(--text-muted);
      font-size:14px;
      line-height:1.6;
    }
    .news-action{
      color:#DDFBF8;
      font-weight:800;
      white-space:nowrap;
    }
    .recommend-panel{
      padding:22px;
      position:sticky;
      top:132px;
    }
    .recommend-panel h3{
      margin:0 0 14px;
      font-size:22px;
      font-weight:900;
    }
    .mini-card{
      padding:16px;
      border-radius:18px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      margin-top:12px;
      transition:transform .2s ease,border-color .2s ease;
    }
    .mini-card:hover{
      transform:translateY(-4px);
      border-color:rgba(55,213,201,.32);
    }
    .mini-card strong{display:block;font-size:16px}
    .mini-card span{display:block;margin-top:4px;color:var(--text-muted);font-size:13px;line-height:1.55}

    .steps-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
    }
    .timeline{
      border-radius:var(--radius-md);
      border:1px solid var(--line);
      background:rgba(23,24,32,.72);
      padding:26px;
    }
    .step{
      position:relative;
      padding-left:54px;
      padding-bottom:28px;
    }
    .step:last-child{padding-bottom:0}
    .step::before{
      content:"";
      position:absolute;
      left:20px;
      top:42px;
      bottom:0;
      width:1px;
      background:var(--line);
    }
    .step:last-child::before{display:none}
    .step-num{
      position:absolute;
      left:0;top:0;
      width:40px;height:40px;
      display:grid;place-items:center;
      border-radius:14px;
      background:linear-gradient(135deg,var(--brand),#FFB05C);
      color:#171018;
      font-weight:900;
    }
    .step h3{margin:0 0 5px;font-size:19px;font-weight:880}
    .step p{margin:0;color:var(--text-muted);font-size:15px}
    .contrast-panel{
      display:grid;
      gap:14px;
    }
    .contrast-card{
      padding:22px;
      border-radius:var(--radius-md);
      border:1px solid var(--line);
      background:
        linear-gradient(135deg,rgba(139,92,246,.15),rgba(255,255,255,.035));
    }
    .contrast-card h3{margin:0 0 10px;font-size:21px;font-weight:900}
    .contrast-card ul{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .contrast-card li{
      color:var(--text-muted);
      padding-left:22px;
      position:relative;
      font-size:15px;
    }
    .contrast-card li::before{
      content:"";
      position:absolute;
      left:0;
      top:.72em;
      width:8px;height:8px;border-radius:50%;
      background:var(--accent);
    }

    .trust-masonry{
      columns:3 260px;
      column-gap:18px;
    }
    .trust-card{
      display:inline-block;
      width:100%;
      padding:22px;
      margin:0 0 18px;
      break-inside:avoid;
      transition:transform .2s ease,border-color .2s ease;
    }
    .trust-card:hover{
      transform:translateY(-5px);
      border-color:rgba(255,107,74,.32);
    }
    .trust-score{
      display:flex;
      align-items:center;
      gap:6px;
      color:#FFCB66;
      margin-bottom:10px;
      font-size:14px;
    }
    .trust-card p{
      margin:0;
      color:rgba(246,241,232,.86);
    }
    .trust-card small{
      display:block;
      margin-top:12px;
      color:var(--text-muted);
    }

    .open-panel{
      padding:34px;
      display:grid;
      grid-template-columns:1fr 360px;
      gap:28px;
      align-items:center;
      background:
        radial-gradient(circle at 90% 50%,rgba(255,107,74,.24),transparent 30%),
        linear-gradient(135deg,rgba(255,255,255,.09),rgba(255,255,255,.035));
    }
    .open-panel h2{
      margin:0;
      font-size:clamp(28px,4vw,44px);
      line-height:1.12;
      font-weight:950;
      letter-spacing:-.035em;
    }
    .open-panel p{color:var(--text-muted);margin:14px 0 0}
    .open-box{
      padding:22px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(0,0,0,.20);
    }
    .open-box label{
      display:block;
      color:#FFE0D5;
      font-weight:800;
      margin-bottom:10px;
    }
    .open-form{
      display:flex;
      gap:10px;
    }
    .open-form input{
      flex:1;
      min-width:0;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.06);
      color:#fff;
      outline:none;
      padding:12px 14px;
    }
    .open-form input:focus{
      border-color:rgba(255,107,74,.62);
      box-shadow:0 0 0 4px rgba(255,107,74,.12);
    }
    .form-tip{
      margin-top:10px;
      color:var(--text-muted);
      font-size:13px;
    }

    .faq-wrap{overflow:hidden}
    .faq-item{
      border-bottom:1px solid var(--line);
    }
    .faq-item:last-child{border-bottom:0}
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:22px 24px;
      background:transparent;
      border:0;
      color:var(--text-main);
      cursor:pointer;
      text-align:left;
      font-weight:850;
      font-size:17px;
    }
    .faq-question:focus-visible{
      outline:2px solid rgba(255,107,74,.7);
      outline-offset:-4px;
    }
    .faq-index{
      display:inline-grid;
      place-items:center;
      width:30px;height:30px;
      border-radius:50%;
      background:rgba(255,107,74,.14);
      color:#FFD3C6;
      margin-right:12px;
      font-size:13px;
      flex:0 0 auto;
    }
    .faq-title-text{
      display:flex;
      align-items:center;
    }
    .faq-icon{
      width:24px;height:24px;border-radius:50%;
      display:grid;place-items:center;
      border:1px solid var(--line);
      transition:transform .2s ease,background .2s ease;
      flex:0 0 auto;
    }
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height .22s ease;
    }
    .faq-answer p{
      margin:0;
      padding:0 24px 24px 66px;
      color:var(--text-muted);
      font-size:15px;
    }
    .faq-item.open .faq-answer{max-height:220px}
    .faq-item.open .faq-icon{
      transform:rotate(45deg);
      background:rgba(255,107,74,.15);
    }

    .fixed-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:60;
      width:min(900px,calc(100% - 28px));
      border:1px solid rgba(255,255,255,.16);
      background:rgba(17,18,24,.88);
      backdrop-filter:blur(18px);
      border-radius:999px;
      box-shadow:0 18px 70px rgba(0,0,0,.42);
      padding:10px 12px 10px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      transition:opacity .25s ease, transform .25s ease;
    }
    .fixed-cta.is-soft{
      opacity:.38;
      pointer-events:none;
    }
    .fixed-cta span{
      color:rgba(246,241,232,.88);
      font-weight:750;
      font-size:14px;
    }
    .fixed-cta-actions{
      display:flex;
      gap:8px;
    }
    .fixed-cta .btn{
      min-height:40px;
      padding:9px 16px;
      font-size:14px;
    }

    .site-footer{
      margin-top:24px;
      padding:54px 0 34px;
      border-top:1px solid var(--line);
      background:rgba(11,11,15,.62);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1fr auto;
      gap:30px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      font-size:18px;
    }
    .footer-text{
      max-width:650px;
      margin:14px 0 0;
      color:var(--text-muted);
      font-size:14px;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }
    .footer-links a{
      padding:8px 12px;
      border-radius:999px;
      color:var(--text-muted);
      border:1px solid rgba(255,255,255,.08);
      transition:color .2s ease,background .2s ease;
      font-size:14px;
    }
    .footer-links a:hover{
      color:#fff;
      background:rgba(255,255,255,.06);
    }
    .copyright{
      margin-top:30px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.07);
      color:rgba(169,165,181,.78);
      font-size:13px;
    }

    @media (max-width:1024px){
      .brand-row{align-items:flex-start}
      .brand-actions{flex-wrap:wrap}
      .search-shell{order:3;width:100%}
      .hero-content{
        grid-template-columns:1fr;
        padding:96px 28px 34px;
      }
      .entry-matrix{grid-template-columns:repeat(4,minmax(180px,1fr));overflow-x:auto}
      .compare-row{grid-template-columns:1fr}
      .compare-cell{border-right:0;border-bottom:1px solid var(--line)}
      .compare-cell:last-child{border-bottom:0}
      .compare-head{display:none}
      .compare-cell::before{
        content:attr(data-label);
        display:block;
        width:120px;
        color:#FFE0D5;
        font-weight:800;
        margin-right:14px;
        flex:0 0 auto;
      }
      .compare-cell:first-child::before{display:none}
      .news-layout,.steps-grid,.open-panel{grid-template-columns:1fr}
      .recommend-panel{position:relative;top:auto}
    }
    @media (max-width:768px){
      body{padding-bottom:112px}
      .container{width:min(100% - 28px,var(--container))}
      .brand-row{padding:14px 0 10px}
      .logo{font-size:15px}
      .logo-mark{width:34px;height:34px}
      .status-pill{display:none}
      .section{padding:58px 0}
      .section-head{display:block}
      .hero{padding:34px 0 42px;min-height:auto}
      .hero-stage{min-height:auto;border-radius:26px}
      .hero-content{min-height:auto;padding:90px 20px 24px}
      .hero-intro{font-size:16px}
      .hero-actions .btn{flex:1 1 100%}
      .data-points{display:grid;grid-template-columns:1fr 1fr}
      .data-chip{min-width:0}
      .entry-matrix{grid-template-columns:1fr 1fr;overflow:visible}
      .entry-card{min-height:132px}
      .rail-card{flex-basis:82vw}
      .news-item{grid-template-columns:1fr;gap:8px}
      .news-action{justify-self:start}
      .open-form{flex-direction:column}
      .open-form .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{justify-content:flex-start}
      .fixed-cta{
        bottom:0;
        width:100%;
        left:0;
        transform:none;
        border-radius:22px 22px 0 0;
        padding:12px 14px calc(12px + env(safe-area-inset-bottom));
        flex-direction:column;
        align-items:stretch;
      }
      .fixed-cta span{text-align:center}
      .fixed-cta-actions{display:grid;grid-template-columns:1fr 1fr}
      .fixed-cta .btn{width:100%}
    }
    @media (max-width:520px){
      h1{font-size:38px}
      .series-nav{left:16px;right:16px}
      .entry-matrix{grid-template-columns:1fr}
      .data-points{grid-template-columns:1fr}
      .faq-question{padding:19px 18px;font-size:16px}
      .faq-answer p{padding:0 18px 22px 58px}
      .channel-link{font-size:13px;padding:8px 13px}
    }

/* roulang page: category1 */
:root {
      --bg-main: #0E0E12;
      --bg-soft: #12131A;
      --bg-panel: #171820;
      --bg-card: #1F202A;
      --text-main: #F6F1E8;
      --text-muted: #A9A5B5;
      --text-soft: #D8D1C6;
      --brand: #FF6B4A;
      --brand-2: #8B5CF6;
      --accent: #37D5C9;
      --line: rgba(255,255,255,.10);
      --line-strong: rgba(255,255,255,.18);
      --shadow: 0 24px 80px rgba(0,0,0,.35);
      --shadow-soft: 0 18px 45px rgba(0,0,0,.28);
      --radius-lg: 34px;
      --radius-md: 24px;
      --radius-sm: 16px;
      --container: 1220px;
      --header-h: 132px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      background: var(--bg-main);
    }

    body {
      min-height: 100vh;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text-main);
      background:
        radial-gradient(circle at 12% 6%, rgba(255,107,74,.24), transparent 34%),
        radial-gradient(circle at 86% 4%, rgba(139,92,246,.20), transparent 32%),
        radial-gradient(circle at 72% 52%, rgba(55,213,201,.08), transparent 30%),
        linear-gradient(180deg, #0E0E12 0%, #111118 42%, #0E0E12 100%);
      line-height: 1.75;
      overflow-x: hidden;
      padding-bottom: 92px;
    }

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

    button,
    input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

    input {
      outline: none;
      border: 0;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 80;
      padding: 18px 0 12px;
      background: rgba(14,14,18,.78);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid transparent;
      transition: background .22s ease, border-color .22s ease, box-shadow .22s ease;
    }

    .site-header.is-scrolled {
      background: rgba(17,18,24,.94);
      border-bottom-color: var(--line);
      box-shadow: 0 18px 50px rgba(0,0,0,.28);
    }

    .brand-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .logo,
    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 900;
      letter-spacing: -.02em;
      color: var(--text-main);
    }

    .logo {
      font-size: 20px;
      min-width: max-content;
      transition: transform .2s ease, color .2s ease;
    }

    .logo:hover {
      transform: translateY(-1px);
      color: #fff;
    }

    .logo-mark {
      position: relative;
      width: 34px;
      height: 34px;
      flex: 0 0 auto;
      border-radius: 12px;
      background:
        linear-gradient(135deg, rgba(255,107,74,.95), rgba(139,92,246,.88));
      box-shadow: 0 12px 28px rgba(255,107,74,.20);
      overflow: hidden;
    }

    .logo-mark::before,
    .logo-mark::after {
      content: "";
      position: absolute;
      left: 8px;
      right: 8px;
      height: 3px;
      border-radius: 999px;
      background: rgba(255,255,255,.82);
    }

    .logo-mark::before {
      top: 11px;
    }

    .logo-mark::after {
      bottom: 10px;
      width: 13px;
      right: auto;
    }

    .brand-actions {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 12px;
      min-width: 0;
    }

    .search-shell {
      display: flex;
      align-items: center;
      gap: 9px;
      width: 360px;
      max-width: 34vw;
      min-height: 44px;
      padding: 0 15px;
      color: var(--text-muted);
      background: rgba(255,255,255,.055);
      border: 1px solid var(--line);
      border-radius: 999px;
      transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
    }

    .search-shell:focus-within {
      border-color: rgba(55,213,201,.65);
      background: rgba(255,255,255,.08);
      box-shadow: 0 0 0 4px rgba(55,213,201,.08);
    }

    .search-shell input {
      width: 100%;
      color: var(--text-main);
      background: transparent;
      font-size: 14px;
    }

    .search-shell input::placeholder {
      color: rgba(169,165,181,.78);
    }

    .status-pill,
    .badge,
    .tag,
    .mini-pill {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      width: fit-content;
      border-radius: 999px;
      white-space: nowrap;
    }

    .status-pill {
      padding: 10px 13px;
      color: var(--text-soft);
      font-size: 13px;
      font-weight: 650;
      background: rgba(255,255,255,.055);
      border: 1px solid var(--line);
    }

    .status-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 5px rgba(55,213,201,.12);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 0 19px;
      border-radius: 999px;
      font-size: 14px;
      font-weight: 800;
      letter-spacing: .01em;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease, opacity .2s ease;
      user-select: none;
    }

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

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

    .btn:focus-visible,
    .channel-link:focus-visible,
    .faq-trigger:focus-visible,
    .card:focus-visible,
    .text-link:focus-visible {
      outline: 3px solid rgba(255,107,74,.45);
      outline-offset: 3px;
    }

    .btn-primary {
      color: #1B0C07;
      background: linear-gradient(135deg, #FF805F 0%, #FF6B4A 45%, #FFB05C 100%);
      box-shadow: 0 14px 34px rgba(255,107,74,.28);
    }

    .btn-primary:hover {
      box-shadow: 0 18px 44px rgba(255,107,74,.38);
      filter: brightness(1.05);
    }

    .btn-secondary {
      color: var(--text-main);
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(255,255,255,.16);
    }

    .btn-secondary:hover {
      background: rgba(255,255,255,.10);
      border-color: rgba(255,255,255,.26);
    }

    .btn-accent {
      color: #061817;
      background: linear-gradient(135deg, var(--accent), #BFF8EF);
      box-shadow: 0 14px 34px rgba(55,213,201,.18);
    }

    .channel-wrap {
      position: relative;
      margin-top: 14px;
      overflow: hidden;
    }

    .channel-wrap::before,
    .channel-wrap::after {
      content: "";
      position: absolute;
      top: 0;
      bottom: 0;
      z-index: 2;
      width: 36px;
      pointer-events: none;
    }

    .channel-wrap::before {
      left: 0;
      background: linear-gradient(90deg, rgba(14,14,18,.96), transparent);
    }

    .channel-wrap::after {
      right: 0;
      background: linear-gradient(270deg, rgba(14,14,18,.96), transparent);
    }

    .channel-row {
      display: flex;
      align-items: center;
      gap: 10px;
      overflow-x: auto;
      scrollbar-width: none;
      padding: 3px 2px;
    }

    .channel-row::-webkit-scrollbar {
      display: none;
    }

    .channel-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 0 16px;
      border-radius: 999px;
      color: var(--text-muted);
      font-size: 14px;
      font-weight: 750;
      white-space: nowrap;
      background: rgba(255,255,255,.04);
      border: 1px solid rgba(255,255,255,.08);
      transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease;
    }

    .channel-link:hover,
    .channel-link.active {
      color: var(--text-main);
      background: rgba(255,107,74,.14);
      border-color: rgba(255,107,74,.42);
      transform: translateY(-1px);
    }

    main {
      position: relative;
      z-index: 1;
    }

    .section {
      padding: 78px 0;
    }

    .category-hero {
      position: relative;
      padding: 58px 0 40px;
      overflow: hidden;
    }

    .video-mask {
      position: relative;
      overflow: hidden;
      min-height: 520px;
      border: 1px solid rgba(255,255,255,.10);
      border-radius: var(--radius-lg);
      background:
        linear-gradient(110deg, rgba(14,14,18,.92) 0%, rgba(14,14,18,.72) 44%, rgba(31,32,42,.38) 100%),
        radial-gradient(circle at 76% 30%, rgba(255,107,74,.35), transparent 28%),
        radial-gradient(circle at 84% 82%, rgba(55,213,201,.18), transparent 30%),
        linear-gradient(135deg, #171820, #24202c 52%, #12131A);
      box-shadow: var(--shadow);
    }

    .video-mask::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(90deg, rgba(0,0,0,.9), transparent 86%);
      opacity: .55;
    }

    .video-mask::after {
      content: "";
      position: absolute;
      inset: auto -15% -35% 42%;
      height: 330px;
      background: radial-gradient(circle, rgba(139,92,246,.32), transparent 68%);
      filter: blur(5px);
      transform: rotate(-8deg);
    }

    .hero-layout {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.08fr) minmax(320px, .72fr);
      gap: 38px;
      align-items: center;
      min-height: 520px;
      padding: 54px;
    }

    .breadcrumb {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
      margin-bottom: 18px;
      color: rgba(246,241,232,.68);
      font-size: 13px;
      font-weight: 650;
    }

    .breadcrumb a {
      color: rgba(246,241,232,.78);
      transition: color .2s ease;
    }

    .breadcrumb a:hover {
      color: var(--accent);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 18px;
      padding: 8px 12px;
      border: 1px solid rgba(55,213,201,.28);
      border-radius: 999px;
      color: #C8FAF5;
      background: rgba(55,213,201,.08);
      font-size: 13px;
      font-weight: 800;
    }

    h1 {
      max-width: 760px;
      font-size: clamp(34px, 5vw, 64px);
      line-height: 1.08;
      letter-spacing: -.055em;
      font-weight: 950;
    }

    .hero-copy {
      max-width: 690px;
      margin-top: 22px;
      color: var(--text-soft);
      font-size: 17px;
      line-height: 1.85;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 13px;
      margin-top: 30px;
    }

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 30px;
    }

    .tag {
      min-height: 32px;
      padding: 0 12px;
      color: var(--text-soft);
      font-size: 13px;
      font-weight: 700;
      background: rgba(255,255,255,.065);
      border: 1px solid rgba(255,255,255,.11);
    }

    .guide-panel {
      position: relative;
      border-radius: 30px;
      padding: 22px;
      background: rgba(16,17,23,.74);
      border: 1px solid rgba(255,255,255,.12);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .guide-panel::before {
      content: "";
      position: absolute;
      inset: -60px -40px auto auto;
      width: 170px;
      height: 170px;
      border-radius: 50%;
      background: rgba(255,107,74,.20);
      filter: blur(24px);
    }

    .play-orb {
      position: relative;
      display: grid;
      place-items: center;
      width: 82px;
      height: 82px;
      margin: 2px auto 20px;
      border-radius: 50%;
      color: #1B0C07;
      background: linear-gradient(135deg, #FF805F, #FFB05C);
      box-shadow: 0 0 0 14px rgba(255,107,74,.12), 0 20px 55px rgba(255,107,74,.28);
    }

    .play-orb span {
      display: block;
      width: 0;
      height: 0;
      margin-left: 5px;
      border-top: 12px solid transparent;
      border-bottom: 12px solid transparent;
      border-left: 18px solid #1B0C07;
    }

    .guide-panel h2 {
      position: relative;
      font-size: 24px;
      line-height: 1.25;
      letter-spacing: -.03em;
      text-align: center;
    }

    .matrix {
      position: relative;
      display: grid;
      gap: 12px;
      margin-top: 22px;
    }

    .matrix-item {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.055);
      border: 1px solid rgba(255,255,255,.09);
    }

    .matrix-icon {
      display: grid;
      place-items: center;
      width: 36px;
      height: 36px;
      border-radius: 13px;
      color: #fff;
      font-weight: 900;
      background: rgba(139,92,246,.30);
    }

    .matrix-item:nth-child(2) .matrix-icon {
      background: rgba(255,107,74,.26);
    }

    .matrix-item:nth-child(3) .matrix-icon {
      background: rgba(55,213,201,.20);
      color: #C8FAF5;
    }

    .matrix-title {
      display: block;
      font-size: 15px;
      font-weight: 850;
      line-height: 1.35;
    }

    .matrix-desc {
      display: block;
      color: var(--text-muted);
      font-size: 12px;
      line-height: 1.55;
    }

    .mini-pill {
      min-height: 26px;
      padding: 0 9px;
      color: #C8FAF5;
      font-size: 12px;
      font-weight: 800;
      background: rgba(55,213,201,.09);
      border: 1px solid rgba(55,213,201,.20);
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .82fr) minmax(260px, .38fr);
      gap: 24px;
      align-items: end;
      margin-bottom: 28px;
    }

    .section-kicker {
      margin-bottom: 10px;
      color: var(--brand);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: .08em;
    }

    .section-title {
      font-size: clamp(28px, 3.8vw, 43px);
      line-height: 1.12;
      letter-spacing: -.045em;
      font-weight: 950;
    }

    .section-desc {
      color: var(--text-muted);
      font-size: 16px;
      line-height: 1.8;
    }

    .filter-rail,
    .content-rail {
      display: flex;
      gap: 12px;
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      scrollbar-width: none;
      padding: 3px 2px 16px;
    }

    .filter-rail::-webkit-scrollbar,
    .content-rail::-webkit-scrollbar {
      display: none;
    }

    .filter-chip {
      scroll-snap-align: start;
      flex: 0 0 auto;
      display: inline-flex;
      align-items: center;
      min-height: 42px;
      padding: 0 16px;
      border-radius: 999px;
      color: var(--text-soft);
      font-size: 14px;
      font-weight: 800;
      background: rgba(255,255,255,.055);
      border: 1px solid rgba(255,255,255,.11);
      transition: transform .2s ease, border-color .2s ease, background .2s ease, color .2s ease;
    }

    .filter-chip:hover,
    .filter-chip.active {
      color: #1B0C07;
      background: linear-gradient(135deg, #FF805F, #FFB05C);
      border-color: transparent;
      transform: translateY(-2px);
    }

    .category-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 28px;
      align-items: start;
      margin-top: 18px;
    }

    .card-list {
      display: grid;
      gap: 18px;
    }

    .wide-card {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1fr) 168px;
      gap: 20px;
      overflow: hidden;
      padding: 22px;
      border-radius: 26px;
      background:
        linear-gradient(120deg, rgba(255,255,255,.065), rgba(255,255,255,.025)),
        var(--bg-card);
      border: 1px solid rgba(255,255,255,.10);
      box-shadow: 0 16px 48px rgba(0,0,0,.22);
      transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    }

    .wide-card:hover {
      transform: translateY(-6px) scale(1.012);
      border-color: rgba(255,107,74,.36);
      box-shadow: 0 28px 70px rgba(0,0,0,.34);
    }

    .wide-card::after {
      content: "";
      position: absolute;
      inset: auto 0 0 0;
      height: 54%;
      background: linear-gradient(0deg, rgba(0,0,0,.26), transparent);
      pointer-events: none;
    }

    .card-main {
      position: relative;
      z-index: 1;
    }

    .badge {
      min-height: 28px;
      padding: 0 10px;
      color: #FFD7CC;
      font-size: 12px;
      font-weight: 900;
      background: rgba(255,107,74,.12);
      border: 1px solid rgba(255,107,74,.24);
    }

    .badge.cyan {
      color: #C8FAF5;
      background: rgba(55,213,201,.08);
      border-color: rgba(55,213,201,.22);
    }

    .badge.purple {
      color: #DDD1FF;
      background: rgba(139,92,246,.12);
      border-color: rgba(139,92,246,.24);
    }

    .wide-card h3 {
      margin-top: 14px;
      font-size: 23px;
      line-height: 1.25;
      letter-spacing: -.025em;
    }

    .wide-card p {
      margin-top: 10px;
      color: var(--text-muted);
      font-size: 15px;
      line-height: 1.78;
    }

    .card-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
      color: rgba(246,241,232,.68);
      font-size: 13px;
      font-weight: 650;
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-top: 18px;
      color: var(--accent);
      font-weight: 900;
      transition: color .2s ease, transform .2s ease;
    }

    .text-link:hover {
      color: #BFF8EF;
      transform: translateX(3px);
    }

    .card-visual {
      position: relative;
      z-index: 1;
      min-height: 156px;
      border-radius: 22px;
      background:
        radial-gradient(circle at 70% 30%, rgba(255,107,74,.42), transparent 34%),
        radial-gradient(circle at 20% 80%, rgba(55,213,201,.22), transparent 36%),
        linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.02));
      border: 1px solid rgba(255,255,255,.09);
      overflow: hidden;
    }

    .card-visual::before,
    .card-visual::after {
      content: "";
      position: absolute;
      left: 18px;
      right: 18px;
      height: 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.16);
    }

    .card-visual::before {
      top: 34px;
      width: 72%;
    }

    .card-visual::after {
      top: 58px;
      width: 48%;
      background: rgba(255,255,255,.09);
    }

    .sticky-panel {
      position: sticky;
      top: 152px;
      padding: 22px;
      border-radius: 26px;
      background: rgba(23,24,32,.88);
      border: 1px solid rgba(255,255,255,.11);
      box-shadow: var(--shadow-soft);
    }

    .sticky-panel h3 {
      font-size: 20px;
      line-height: 1.3;
      letter-spacing: -.02em;
    }

    .sticky-panel p {
      margin-top: 10px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.75;
    }

    .side-list {
      display: grid;
      gap: 10px;
      margin: 18px 0;
      list-style: none;
    }

    .side-list li {
      display: flex;
      gap: 10px;
      padding: 12px;
      border-radius: 16px;
      color: var(--text-soft);
      font-size: 14px;
      background: rgba(255,255,255,.045);
      border: 1px solid rgba(255,255,255,.07);
    }

    .side-list li::before {
      content: "•";
      color: var(--brand);
      font-weight: 900;
    }

    .panel-links {
      display: grid;
      gap: 10px;
    }

    .panel-links a {
      display: flex;
      justify-content: space-between;
      align-items: center;
      min-height: 42px;
      padding: 0 13px;
      border-radius: 14px;
      color: var(--text-main);
      font-size: 14px;
      font-weight: 850;
      background: rgba(255,255,255,.055);
      border: 1px solid rgba(255,255,255,.09);
      transition: background .2s ease, border-color .2s ease, transform .2s ease;
    }

    .panel-links a:hover {
      transform: translateY(-2px);
      background: rgba(255,107,74,.11);
      border-color: rgba(255,107,74,.24);
    }

    .content-rail .rail-card {
      flex: 0 0 360px;
      scroll-snap-align: start;
    }

    .rail-card {
      position: relative;
      min-height: 250px;
      overflow: hidden;
      padding: 20px;
      border-radius: 26px;
      background:
        radial-gradient(circle at 78% 20%, rgba(139,92,246,.26), transparent 33%),
        linear-gradient(145deg, rgba(255,255,255,.07), rgba(255,255,255,.025)),
        var(--bg-card);
      border: 1px solid rgba(255,255,255,.10);
      box-shadow: 0 18px 52px rgba(0,0,0,.24);
      transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    }

    .rail-card:hover {
      transform: translateY(-6px) scale(1.035);
      border-color: rgba(55,213,201,.32);
      box-shadow: 0 28px 72px rgba(0,0,0,.36);
    }

    .rail-card h3 {
      margin-top: 42px;
      font-size: 22px;
      line-height: 1.25;
      letter-spacing: -.02em;
    }

    .rail-card p {
      margin-top: 10px;
      color: var(--text-muted);
      font-size: 15px;
    }

    .rail-bottom {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      padding: 54px 20px 18px;
      background: linear-gradient(0deg, rgba(0,0,0,.62), transparent);
      color: rgba(246,241,232,.76);
      font-size: 13px;
      font-weight: 700;
    }

    .compare-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }

    .compare-card,
    .process-card {
      padding: 24px;
      border-radius: 28px;
      background: rgba(31,32,42,.72);
      border: 1px solid rgba(255,255,255,.10);
      box-shadow: var(--shadow-soft);
    }

    .compare-card h3,
    .process-card h3 {
      font-size: 24px;
      line-height: 1.25;
      letter-spacing: -.025em;
    }

    .compare-list {
      display: grid;
      gap: 12px;
      margin-top: 18px;
      list-style: none;
    }

    .compare-list li {
      display: grid;
      grid-template-columns: 30px 1fr;
      gap: 10px;
      align-items: start;
      color: var(--text-soft);
      font-size: 15px;
    }

    .check {
      display: grid;
      place-items: center;
      width: 30px;
      height: 30px;
      border-radius: 50%;
      color: #061817;
      background: var(--accent);
      font-weight: 950;
      line-height: 1;
    }

    .process-grid {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 20px;
      align-items: stretch;
    }

    .steps {
      display: grid;
      gap: 13px;
      margin-top: 18px;
      list-style: none;
      counter-reset: step;
    }

    .steps li {
      position: relative;
      display: grid;
      grid-template-columns: 40px 1fr;
      gap: 12px;
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.045);
      border: 1px solid rgba(255,255,255,.08);
      counter-increment: step;
    }

    .steps li::before {
      content: counter(step);
      display: grid;
      place-items: center;
      width: 40px;
      height: 40px;
      border-radius: 15px;
      color: #1B0C07;
      background: linear-gradient(135deg, #FF805F, #FFB05C);
      font-weight: 950;
    }

    .steps strong {
      display: block;
      line-height: 1.35;
    }

    .steps span {
      display: block;
      margin-top: 3px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.65;
    }

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

    .signal {
      min-height: 160px;
      padding: 18px;
      border-radius: 24px;
      background:
        linear-gradient(160deg, rgba(255,255,255,.07), rgba(255,255,255,.025)),
        rgba(31,32,42,.76);
      border: 1px solid rgba(255,255,255,.10);
      transition: transform .2s ease, border-color .2s ease;
    }

    .signal:hover {
      transform: translateY(-4px);
      border-color: rgba(255,107,74,.30);
    }

    .signal b {
      display: block;
      margin-top: 22px;
      font-size: 19px;
      line-height: 1.3;
    }

    .signal p {
      margin-top: 8px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .quote-grid {
      columns: 3 260px;
      column-gap: 18px;
    }

    .quote-card {
      display: inline-block;
      width: 100%;
      margin: 0 0 18px;
      padding: 20px;
      break-inside: avoid;
      border-radius: 24px;
      background: rgba(31,32,42,.72);
      border: 1px solid rgba(255,255,255,.10);
      box-shadow: 0 14px 45px rgba(0,0,0,.22);
      transition: transform .2s ease, border-color .2s ease;
    }

    .quote-card:hover {
      transform: translateY(-5px);
      border-color: rgba(55,213,201,.26);
    }

    .quote-card p {
      margin-top: 12px;
      color: var(--text-soft);
      font-size: 15px;
      line-height: 1.78;
    }

    .quote-card strong {
      display: block;
      margin-top: 14px;
      color: rgba(246,241,232,.72);
      font-size: 13px;
    }

    .faq-wrap {
      display: grid;
      gap: 12px;
      max-width: 980px;
      margin: 30px auto 0;
    }

    .faq-item {
      overflow: hidden;
      border-radius: 22px;
      background: rgba(31,32,42,.76);
      border: 1px solid rgba(255,255,255,.10);
    }

    .faq-trigger {
      display: grid;
      grid-template-columns: 42px 1fr 26px;
      gap: 12px;
      align-items: center;
      width: 100%;
      min-height: 72px;
      padding: 14px 18px;
      color: var(--text-main);
      text-align: left;
      background: transparent;
    }

    .faq-num {
      display: grid;
      place-items: center;
      width: 42px;
      height: 42px;
      border-radius: 50%;
      color: #1B0C07;
      background: linear-gradient(135deg, #FF805F, #FFB05C);
      font-weight: 950;
    }

    .faq-trigger strong {
      font-size: 17px;
      line-height: 1.35;
    }

    .faq-plus {
      position: relative;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: rgba(255,255,255,.07);
    }

    .faq-plus::before,
    .faq-plus::after {
      content: "";
      position: absolute;
      top: 50%;
      left: 50%;
      width: 12px;
      height: 2px;
      border-radius: 999px;
      background: var(--text-main);
      transform: translate(-50%, -50%);
      transition: transform .2s ease;
    }

    .faq-plus::after {
      transform: translate(-50%, -50%) rotate(90deg);
    }

    .faq-item.open .faq-plus::after {
      transform: translate(-50%, -50%) rotate(0deg);
    }

    .faq-panel {
      max-height: 0;
      overflow: hidden;
      transition: max-height .22s ease;
    }

    .faq-panel p {
      padding: 0 22px 22px 72px;
      color: var(--text-muted);
      font-size: 15px;
      line-height: 1.85;
    }

    .open-box {
      position: relative;
      overflow: hidden;
      padding: 34px;
      border-radius: 32px;
      background:
        radial-gradient(circle at 20% 15%, rgba(255,107,74,.22), transparent 30%),
        radial-gradient(circle at 78% 70%, rgba(55,213,201,.15), transparent 30%),
        linear-gradient(135deg, rgba(31,32,42,.95), rgba(23,24,32,.88));
      border: 1px solid rgba(255,255,255,.11);
      box-shadow: var(--shadow);
    }

    .open-box {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
    }

    .open-box h2 {
      font-size: clamp(26px, 3.4vw, 38px);
      line-height: 1.16;
      letter-spacing: -.04em;
    }

    .open-box p {
      max-width: 720px;
      margin-top: 12px;
      color: var(--text-muted);
      font-size: 16px;
    }

    .open-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .site-footer {
      padding: 58px 0 32px;
      border-top: 1px solid var(--line);
      background: rgba(10,10,13,.72);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 34px;
      align-items: start;
    }

    .footer-brand {
      font-size: 19px;
    }

    .footer-text {
      max-width: 620px;
      margin-top: 16px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.8;
    }

    .footer-links {
      display: grid;
      grid-template-columns: repeat(2, minmax(120px, auto));
      gap: 12px 18px;
    }

    .footer-links a {
      color: var(--text-soft);
      font-size: 14px;
      font-weight: 750;
      transition: color .2s ease, transform .2s ease;
    }

    .footer-links a:hover {
      color: var(--brand);
      transform: translateX(2px);
    }

    .copyright {
      margin-top: 34px;
      padding-top: 20px;
      color: rgba(169,165,181,.72);
      font-size: 13px;
      border-top: 1px solid rgba(255,255,255,.08);
    }

    .fixed-bottom-cta {
      position: fixed;
      left: 50%;
      bottom: 18px;
      z-index: 90;
      transform: translateX(-50%);
      width: min(760px, calc(100% - 32px));
      padding: 10px;
      border-radius: 999px;
      background: rgba(17,18,24,.88);
      border: 1px solid rgba(255,255,255,.14);
      box-shadow: 0 18px 70px rgba(0,0,0,.45);
      backdrop-filter: blur(18px);
    }

    .bottom-inner {
      display: grid;
      grid-template-columns: 1fr auto auto;
      gap: 10px;
      align-items: center;
    }

    .bottom-text {
      padding-left: 14px;
      color: var(--text-soft);
      font-size: 14px;
      font-weight: 750;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    @media (max-width: 1024px) {
      .brand-row {
        align-items: flex-start;
        flex-direction: column;
      }

      .brand-actions {
        width: 100%;
        justify-content: space-between;
      }

      .search-shell {
        width: 100%;
        max-width: none;
      }

      .hero-layout,
      .category-layout,
      .process-grid,
      .open-box {
        grid-template-columns: 1fr;
      }

      .sticky-panel {
        position: static;
      }

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

      .open-actions {
        justify-content: flex-start;
      }
    }

    @media (max-width: 768px) {
      body {
        padding-bottom: 108px;
      }

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

      .site-header {
        padding-top: 14px;
      }

      .brand-actions {
        display: grid;
        grid-template-columns: 1fr;
      }

      .status-pill {
        display: none;
      }

      .brand-actions .btn {
        display: none;
      }

      .logo {
        font-size: 17px;
      }

      .logo-mark {
        width: 30px;
        height: 30px;
        border-radius: 10px;
      }

      .category-hero {
        padding-top: 34px;
      }

      .video-mask {
        min-height: auto;
        border-radius: 26px;
      }

      .hero-layout {
        min-height: auto;
        padding: 28px;
        gap: 26px;
      }

      h1 {
        font-size: clamp(34px, 11vw, 44px);
      }

      .hero-copy {
        font-size: 15px;
      }

      .hero-actions .btn {
        flex: 1 1 100%;
      }

      .guide-panel {
        padding: 18px;
        border-radius: 24px;
      }

      .play-orb {
        width: 66px;
        height: 66px;
      }

      .section {
        padding: 56px 0;
      }

      .wide-card {
        grid-template-columns: 1fr;
      }

      .card-visual {
        min-height: 128px;
      }

      .content-rail .rail-card {
        flex-basis: 82vw;
      }

      .compare-grid,
      .signal-board {
        grid-template-columns: 1fr;
      }

      .quote-grid {
        columns: 1;
      }

      .faq-trigger {
        grid-template-columns: 34px 1fr 24px;
        padding: 13px;
      }

      .faq-num {
        width: 34px;
        height: 34px;
      }

      .faq-trigger strong {
        font-size: 15px;
      }

      .faq-panel p {
        padding: 0 16px 18px 59px;
      }

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

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

      .fixed-bottom-cta {
        width: 100%;
        left: 0;
        bottom: 0;
        transform: none;
        border-radius: 20px 20px 0 0;
        padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
      }

      .bottom-inner {
        grid-template-columns: 1fr 1fr;
      }

      .bottom-text {
        grid-column: 1 / -1;
        padding: 0 4px 2px;
        text-align: center;
        font-size: 13px;
      }

      .bottom-inner .btn {
        min-height: 42px;
        padding: 0 12px;
      }
    }

    @media (max-width: 520px) {
      .search-shell {
        min-height: 40px;
        padding: 0 12px;
      }

      .search-shell input {
        font-size: 13px;
      }

      .channel-link {
        min-height: 36px;
        padding: 0 13px;
        font-size: 13px;
      }

      .breadcrumb {
        font-size: 12px;
      }

      .hero-layout {
        padding: 22px;
      }

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

      .matrix-item .mini-pill {
        grid-column: 2;
      }

      .wide-card {
        padding: 18px;
        border-radius: 22px;
      }

      .wide-card h3 {
        font-size: 20px;
      }

      .open-box {
        padding: 24px;
      }

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