/* roulang page: index */
:root{
  --bg:#0e0f12;
  --bg-soft:#15171d;
  --bg-panel:#1b1e25;
  --bg-panel-2:#20242d;
  --line:#2e323c;
  --line-soft:#39404d;
  --text:#f5f7fa;
  --muted:#aab2c0;
  --muted-2:#7f8998;
  --accent:#ff3d3d;
  --accent-2:#ffcf40;
  --accent-3:#22d3ee;
  --success:#36d399;
  --shadow:0 10px 24px rgba(0,0,0,.24);
  --shadow-strong:0 18px 40px rgba(0,0,0,.34);
  --radius:8px;
  --radius-sm:6px;
  --space-1:4px;
  --space-2:8px;
  --space-3:12px;
  --space-4:16px;
  --space-5:20px;
  --space-6:24px;
  --space-7:32px;
  --space-8:40px;
  --space-9:56px;
  --container:1180px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:
radial-gradient(1200px 520px at 20% -10%, rgba(255,61,61,.18), transparent 55%),
radial-gradient(900px 420px at 100% 0%, rgba(34,211,238,.12), transparent 45%),
linear-gradient(180deg, #0b0c0f 0%, #101318 100%);
color:var(--text);
font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
line-height:1.65;
letter-spacing:0;
}
body{min-height:100vh;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:.2s ease}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:2px}
.container-wide{max-width:var(--container);margin:0 auto;padding:0 18px}
.topbar{border-bottom:1px solid rgba(255,255,255,.06);background:rgba(9,10,13,.88);backdrop-filter:blur(10px);position:sticky;top:0;z-index:40}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.brand-mark{display:flex;align-items:center;gap:12px;min-width:0}
.brand-badge{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--accent) 0%,#ff7b4a 55%,var(--accent-2) 100%);display:grid;place-items:center;color:#111;font-weight:900;box-shadow:0 10px 18px rgba(255,61,61,.2)}
.brand-name{font-size:18px;font-weight:800;letter-spacing:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-meta{color:var(--muted);font-size:13px;white-space:nowrap}
.brand-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.text-link{color:var(--muted);font-size:14px;padding:8px 10px;border-radius:6px;border:1px solid transparent}
.text-link:hover{color:#fff;background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.06)}
.channel-row{border-top:1px solid rgba(255,255,255,.05)}
.channel-strip{display:flex;gap:10px;align-items:center;overflow-x:auto;padding:12px 0 14px;scrollbar-width:none}
.channel-strip::-webkit-scrollbar{display:none}
.channel-chip{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.03);color:var(--muted);font-size:14px;white-space:nowrap;transition:.2s ease}
.channel-chip i{font-size:12px}
.channel-chip:hover{border-color:rgba(255,61,61,.45);color:#fff;background:rgba(255,61,61,.08);transform:translateY(-1px)}
.channel-chip.active{border-color:rgba(255,61,61,.7);color:#fff;background:rgba(255,61,61,.16);box-shadow:0 0 0 1px rgba(255,61,61,.08) inset}
.hero{padding:34px 0 26px}
.hero-shell{background:
linear-gradient(135deg, rgba(255,61,61,.18), transparent 28%),
linear-gradient(225deg, rgba(34,211,238,.08), transparent 36%),
linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0));
border:1px solid rgba(255,255,255,.08);
border-radius:18px;
box-shadow:var(--shadow-strong);
overflow:hidden;
position:relative;
}
.hero-shell:before{content:"";position:absolute;inset:0;background:
linear-gradient(120deg, transparent 0 48%, rgba(255,255,255,.03) 48% 49%, transparent 49% 100%);
pointer-events:none}
.hero-inner{display:grid;grid-template-columns:1.08fr .92fr;gap:22px;padding:28px}
.kicker{display:inline-flex;align-items:center;gap:8px;color:#fff;background:rgba(255,61,61,.14);border:1px solid rgba(255,61,61,.24);padding:6px 10px;border-radius:999px;font-size:13px;font-weight:700;margin-bottom:16px}
.kicker i{color:var(--accent-2)}
.hero h1{font-size:clamp(32px,3.9vw,54px);line-height:1.08;margin:0 0 14px;font-weight:900;letter-spacing:0}
.hero-lead{font-size:16px;color:var(--muted);max-width:46em;margin:0 0 18px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 22px}
.point{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:#eef1f6;font-size:14px}
.point i{color:var(--accent-2)}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:13px 18px;border-radius:8px;border:1px solid transparent;
  font-weight:800;line-height:1;transition:.2s ease;white-space:nowrap
}
.btn-primary{background:linear-gradient(135deg,var(--accent),#ff6d40);color:#fff;box-shadow:0 14px 24px rgba(255,61,61,.18)}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.04);box-shadow:0 18px 28px rgba(255,61,61,.26)}
.btn-secondary{background:transparent;border-color:rgba(255,255,255,.15);color:#fff}
.btn-secondary:hover{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.28);transform:translateY(-1px)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.08);color:#dce3ee}
.btn-ghost:hover{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.18)}
.metric-row{display:flex;gap:18px;flex-wrap:wrap;margin-top:22px}
.metric{min-width:140px;padding:14px 15px;border:1px solid rgba(255,255,255,.08);border-radius:10px;background:rgba(255,255,255,.03)}
.metric strong{display:block;font-size:22px;line-height:1.1;margin-bottom:6px}
.metric span{font-size:13px;color:var(--muted)}
.hero-visual{display:grid;grid-template-columns:1.06fr .94fr;gap:14px;align-items:stretch}
.hero-board,.hero-stack{background:rgba(14,16,20,.64);border:1px solid rgba(255,255,255,.08);border-radius:14px;overflow:hidden}
.hero-board{padding:16px}
.board-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.board-head h2,.section-head h2{font-size:18px;margin:0;font-weight:800}
.board-sub{font-size:13px;color:var(--muted)}
.preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.preview-card{min-height:98px;border-radius:10px;border:1px solid rgba(255,255,255,.08);background:
linear-gradient(135deg, rgba(255,255,255,.04), rgba(255,255,255,.015));
padding:12px;position:relative;overflow:hidden}
.preview-card:after{content:"";position:absolute;inset:auto -18px -18px auto;width:76px;height:76px;border-radius:50%;background:radial-gradient(circle, rgba(255,61,61,.22), transparent 65%)}
.preview-card .tag{display:inline-flex;padding:4px 8px;border-radius:999px;font-size:12px;background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.18);color:#dffbff;margin-bottom:10px}
.preview-card h3{font-size:15px;margin:0 0 6px;line-height:1.25}
.preview-card p{font-size:12px;color:var(--muted);margin:0;max-width:20ch}
.side-stack{display:grid;grid-template-rows:repeat(3,1fr);gap:10px}
.stack-card{padding:14px;background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);border-radius:12px;display:flex;flex-direction:column;justify-content:space-between;min-height:92px}
.stack-card b{font-size:15px;margin-bottom:8px}
.stack-card span{color:var(--muted);font-size:13px}
.section{padding:18px 0}
.section-card{
  background:rgba(255,255,255,.02);
  border:1px solid rgba(255,255,255,.07);
  border-radius:16px;
  box-shadow:var(--shadow);
  overflow:hidden
}
.section-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-end;padding:22px 22px 0}
.section-head p{margin:0;color:var(--muted);max-width:60ch;font-size:14px}
.ribbon-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:18px 22px 22px}
.ribbon{padding:14px 16px;border-radius:12px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03)}
.ribbon strong{display:block;font-size:15px;margin-bottom:8px}
.ribbon span{font-size:13px;color:var(--muted)}
.carousel-wrap{padding:22px}
.carousel-shell{display:grid;grid-template-columns:1.1fr .9fr;gap:16px;align-items:stretch}
.carousel-stage{position:relative;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:
linear-gradient(135deg, rgba(255,61,61,.08), transparent 35%),
linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
min-height:330px;overflow:hidden}
.carousel-track{display:flex;height:100%;transition:transform .45s ease}
.slide{min-width:100%;padding:18px;display:grid;grid-template-rows:auto 1fr auto}
.slide-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.slide-top .flag{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;background:rgba(255,207,64,.14);border:1px solid rgba(255,207,64,.2);font-size:12px}
.slide-top .num{color:var(--muted);font-size:12px}
.slide-main{display:grid;grid-template-columns:1fr 1.2fr;gap:14px;align-items:stretch;margin-top:14px}
.thumb{
  border-radius:12px;
  border:1px solid rgba(255,255,255,.08);
  background:
  linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.02)),
  repeating-linear-gradient(135deg, rgba(255,255,255,.06) 0 2px, transparent 2px 8px);
  position:relative;
  overflow:hidden;
  min-height:220px
}
.thumb:before,.thumb:after{content:"";position:absolute;border-radius:50%}
.thumb:before{width:132px;height:132px;left:-18px;top:-18px;background:radial-gradient(circle, rgba(255,61,61,.35), transparent 70%)}
.thumb:after{width:170px;height:170px;right:-30px;bottom:-42px;background:radial-gradient(circle, rgba(34,211,238,.18), transparent 70%)}
.thumb-label{position:absolute;left:14px;bottom:14px;display:flex;flex-direction:column;gap:6px}
.thumb-label b{font-size:18px}
.thumb-label span{font-size:13px;color:#dfe6f0}
.slide-copy{display:flex;flex-direction:column;justify-content:space-between;gap:12px}
.slide-copy h3{margin:0;font-size:24px;line-height:1.15}
.slide-copy p{margin:0;color:var(--muted);font-size:14px}
.slide-list{display:grid;gap:9px}
.slide-list .item{display:flex;gap:10px;align-items:flex-start;color:#e9eef6;font-size:13px}
.slide-list .dot{width:8px;height:8px;border-radius:50%;background:var(--accent-2);margin-top:8px;flex:0 0 auto}
.carousel-controls{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:14px}
.controls-group{display:flex;gap:8px}
.icon-btn{
  width:38px;height:38px;border-radius:8px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);color:#fff;
  display:grid;place-items:center;transition:.2s ease
}
.icon-btn:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2);transform:translateY(-1px)}
.dots{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.dots button{width:10px;height:10px;border-radius:999px;border:0;background:rgba(255,255,255,.25);transition:.2s ease}
.dots button.active{width:28px;background:var(--accent)}
.carousel-side{display:grid;gap:12px}
.side-panel{padding:16px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03)}
.side-panel h4{margin:0 0 10px;font-size:16px}
.side-panel ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.side-panel li{display:flex;justify-content:space-between;gap:12px;padding-bottom:10px;border-bottom:1px dashed rgba(255,255,255,.08);font-size:13px;color:var(--muted)}
.side-panel li:last-child{border-bottom:0;padding-bottom:0}
.req-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:22px}
.req-card{padding:18px;border-radius:12px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02))}
.req-card .top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.req-card .top b{font-size:16px}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 9px;border-radius:999px;background:rgba(255,61,61,.12);border:1px solid rgba(255,61,61,.16);font-size:12px;color:#ffe9e9}
.req-card p{margin:0;color:var(--muted);font-size:14px}
.req-list{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:9px}
.req-list li{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:#edf1f7}
.req-list i{color:var(--success);margin-top:4px}
.wall-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:22px}
.review{padding:16px;border:1px solid rgba(255,255,255,.08);border-radius:12px;background:rgba(255,255,255,.03)}
.review-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#111;background:linear-gradient(135deg,var(--accent-2),#fff1a0)}
.review-name{display:flex;align-items:center;gap:10px;min-width:0}
.review-name b{display:block;font-size:14px}
.review-name span{display:block;color:var(--muted);font-size:12px}
.stars{color:var(--accent-2);font-size:12px;white-space:nowrap}
.review p{margin:0;color:#e8edf5;font-size:14px;line-height:1.7}
.news-wrap{padding:22px}
.news-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:16px}
.news-list{display:grid;gap:10px}
.news-item{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;padding:14px 16px;border:1px solid rgba(255,255,255,.08);border-radius:12px;background:rgba(255,255,255,.03)}
.news-item:hover{border-color:rgba(255,61,61,.26);background:rgba(255,61,61,.05)}
.news-tag{font-size:12px;color:#fff;background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.18);padding:4px 8px;border-radius:999px}
.news-item h4{margin:0;font-size:15px;line-height:1.35}
.news-item p{margin:6px 0 0;color:var(--muted);font-size:13px}
.news-item time{color:var(--muted-2);font-size:12px;white-space:nowrap}
.news-side{display:grid;gap:12px}
.side-promo{padding:18px;border-radius:12px;border:1px solid rgba(255,255,255,.08);background:
linear-gradient(140deg, rgba(255,61,61,.14), rgba(255,255,255,.03) 48%, rgba(34,211,238,.08))}
.side-promo b{display:block;font-size:18px;margin-bottom:8px}
.side-promo p{margin:0;color:#eef2f7;font-size:14px}
.side-promo .btn{margin-top:14px}
.link-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.link-grid a{padding:12px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03);color:#eef2f7}
.link-grid a:hover{border-color:rgba(255,61,61,.24);background:rgba(255,61,61,.05);transform:translateY(-1px)}
.action-band{padding:22px}
.action-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:center}
.action-copy h2{margin:0 0 10px;font-size:24px;line-height:1.2}
.action-copy p{margin:0;color:var(--muted);font-size:14px;max-width:52ch}
.action-box{padding:18px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03)}
.action-box .download-row{display:flex;flex-wrap:wrap;gap:10px}
.faq-wrap{padding:22px}
.accordion-item{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08);border-radius:12px;overflow:hidden;margin-bottom:10px}
.accordion-title{padding:16px 18px;font-size:15px;font-weight:700;color:#fff}
.accordion-content{padding:0 18px 16px;color:var(--muted);font-size:14px;line-height:1.8}
.footer{margin-top:16px;padding:24px 0 34px;border-top:1px solid rgba(255,255,255,.08);background:rgba(0,0,0,.16)}
.footer-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px;align-items:start}
.footer h3{margin:0 0 10px;font-size:16px}
.footer p,.footer a,.footer li{font-size:13px;color:var(--muted)}
.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.footer a:hover{color:#fff}
.footer-note{margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted-2);font-size:12px}
.small-line{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.hr-line{height:1px;background:rgba(255,255,255,.08);margin:0}
@media (max-width: 1024px){
  .hero-inner,.carousel-shell,.news-grid,.action-grid,.footer-grid{grid-template-columns:1fr}
  .hero-visual{grid-template-columns:1fr}
  .req-grid,.wall-grid,.ribbon-row{grid-template-columns:repeat(2,1fr)}
}
@media (max-width: 768px){
  .brand-row{flex-direction:column;align-items:flex-start}
  .brand-actions{width:100%}
  .hero{padding-top:22px}
  .hero-shell{border-radius:14px}
  .hero-inner{padding:20px}
  .hero h1{font-size:30px}
  .slide-main{grid-template-columns:1fr}
  .req-grid,.wall-grid,.ribbon-row{grid-template-columns:1fr}
  .preview-grid,.link-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start}
}
@media (max-width: 520px){
  .container-wide{padding:0 14px}
  .btn{width:100%}
  .cta-row,.download-row,.brand-actions{width:100%}
  .metric-row{grid-template-columns:1fr}
  .metric{min-width:0;flex:1 1 100%}
  .news-item{grid-template-columns:1fr;align-items:flex-start}
  .news-item time{white-space:normal}
  .slide-copy h3{font-size:20px}
}

/* roulang page: category1 */
:root {
      --bg: #08090c;
      --bg-2: #111217;
      --panel: #171922;
      --panel-2: #20232d;
      --line: rgba(255,255,255,.12);
      --line-strong: rgba(255,255,255,.22);
      --text: #f4f5f7;
      --muted: #aeb4c1;
      --soft: #d8dce5;
      --red: #ef233c;
      --red-2: #ff4056;
      --cyan: #20e0d2;
      --gold: #f6c95b;
      --silver: #c9d1dd;
      --shadow: 0 18px 48px rgba(0,0,0,.36);
      --radius: 8px;
      --radius-sm: 5px;
      --container: 1180px;
      --wide: 1320px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      color: var(--text);
      font-family: "Noto Sans SC", "Microsoft YaHei", Arial, sans-serif;
      line-height: 1.75;
      background:
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px) 0 0 / 72px 72px,
        radial-gradient(circle at 18% 0%, rgba(239,35,60,.26), transparent 34%),
        radial-gradient(circle at 78% 12%, rgba(32,224,210,.16), transparent 30%),
        var(--bg);
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
    }

    a:hover,
    a:focus {
      color: #fff;
    }

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

    button,
    input {
      font: inherit;
    }

    button:focus,
    a:focus,
    input:focus,
    summary:focus {
      outline: 2px solid rgba(32,224,210,.7);
      outline-offset: 3px;
    }

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

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

    .topbar {
      position: sticky;
      top: 0;
      z-index: 30;
      background: rgba(8,9,12,.94);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(16px);
    }

    .brand-row {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      padding: 14px 0;
    }

    .brand-mark {
      display: inline-flex;
      align-items: center;
      gap: 14px;
      min-width: 0;
    }

    .brand-badge {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: var(--radius);
      background: linear-gradient(135deg, var(--red), #961421);
      color: #fff;
      box-shadow: 0 10px 26px rgba(239,35,60,.28);
      flex: 0 0 auto;
    }

    .brand-name {
      font-size: 20px;
      font-weight: 900;
      letter-spacing: 0;
      line-height: 1.2;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .brand-meta {
      margin-top: 4px;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.25;
    }

    .brand-actions {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      min-height: 34px;
      padding: 7px 12px;
      color: var(--soft);
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: rgba(255,255,255,.04);
      font-size: 13px;
      line-height: 1.2;
    }

    .text-link:hover {
      border-color: rgba(32,224,210,.5);
      background: rgba(32,224,210,.08);
      transform: translateY(-1px);
    }

    .channel-row {
      border-top: 1px solid var(--line);
      min-height: 50px;
      display: flex;
      align-items: center;
    }

    .channel-strip {
      display: flex;
      align-items: center;
      gap: 8px;
      overflow-x: auto;
      padding: 9px 0;
      scrollbar-width: thin;
      scrollbar-color: rgba(255,255,255,.2) transparent;
      width: 100%;
    }

    .channel-chip {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      white-space: nowrap;
      min-height: 32px;
      padding: 7px 12px;
      color: var(--muted);
      border: 1px solid transparent;
      border-radius: var(--radius-sm);
      font-size: 14px;
      font-weight: 700;
      line-height: 1.2;
    }

    .channel-chip:hover {
      color: #fff;
      background: rgba(255,255,255,.06);
      border-color: var(--line);
    }

    .channel-chip.active {
      color: #fff;
      background: linear-gradient(135deg, rgba(239,35,60,.94), rgba(239,35,60,.58));
      border-color: rgba(255,255,255,.18);
      box-shadow: inset 0 -2px 0 rgba(255,255,255,.18);
    }

    .page-hero {
      padding: 72px 0 38px;
      position: relative;
    }

    .page-hero::before {
      content: "";
      position: absolute;
      inset: 0 0 auto;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(246,201,91,.7), transparent);
    }

    .hero-panel {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(340px, .72fr);
      gap: 30px;
      align-items: stretch;
    }

    .hero-copy {
      padding: 34px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background:
        linear-gradient(135deg, rgba(255,255,255,.07), rgba(255,255,255,.015)),
        var(--panel);
      box-shadow: var(--shadow);
      position: relative;
      overflow: hidden;
    }

    .hero-copy::after {
      content: "";
      position: absolute;
      right: -90px;
      top: -80px;
      width: 260px;
      height: 260px;
      border: 1px solid rgba(239,35,60,.28);
      transform: rotate(24deg);
      opacity: .7;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 10px;
      color: #16110a;
      background: var(--gold);
      border-radius: var(--radius-sm);
      font-size: 13px;
      font-weight: 900;
      line-height: 1.2;
    }

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

    h1 {
      position: relative;
      z-index: 1;
      max-width: 780px;
      margin: 20px 0 14px;
      font-size: clamp(34px, 5vw, 62px);
      line-height: 1.08;
      font-weight: 950;
      letter-spacing: 0;
    }

    .lead {
      position: relative;
      z-index: 1;
      max-width: 720px;
      margin-bottom: 22px;
      color: var(--soft);
      font-size: 17px;
    }

    .hero-actions,
    .cta-actions,
    .download-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
    }

    .button-action {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 12px 18px;
      border-radius: var(--radius-sm);
      font-weight: 900;
      line-height: 1.2;
      border: 1px solid transparent;
      cursor: pointer;
    }

    .button-action.primary {
      color: #fff;
      background: linear-gradient(135deg, var(--red), #b51627);
      box-shadow: 0 12px 30px rgba(239,35,60,.24);
    }

    .button-action.secondary {
      color: var(--text);
      background: rgba(255,255,255,.06);
      border-color: var(--line-strong);
    }

    .button-action:hover {
      transform: translateY(-2px);
      filter: brightness(1.08);
    }

    .qualification-card {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background:
        linear-gradient(180deg, rgba(32,224,210,.08), transparent 40%),
        var(--panel);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .score-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 14px;
      padding: 14px 16px;
      border-bottom: 1px solid var(--line);
      background: #0d0e13;
      font-weight: 900;
    }

    .status-dot {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--cyan);
      font-size: 13px;
    }

    .status-dot::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: var(--cyan);
      box-shadow: 0 0 0 5px rgba(32,224,210,.1);
    }

    .qualification-body {
      padding: 20px;
    }

    .badge-row {
      display: flex;
      flex-wrap: wrap;
      gap: 9px;
      margin-bottom: 16px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 9px;
      border-radius: var(--radius-sm);
      background: rgba(255,255,255,.06);
      border: 1px solid var(--line);
      color: var(--soft);
      font-size: 12px;
      font-weight: 800;
    }

    .check-list {
      display: grid;
      gap: 11px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--soft);
      padding-bottom: 11px;
      border-bottom: 1px dashed rgba(255,255,255,.11);
    }

    .check-list li:last-child {
      border-bottom: 0;
      padding-bottom: 0;
    }

    .check-list i {
      margin-top: 6px;
      color: var(--gold);
    }

    .section {
      padding: 54px 0;
    }

    .section.tight {
      padding-top: 28px;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .9fr) minmax(260px, .45fr);
      gap: 24px;
      align-items: end;
      margin-bottom: 22px;
    }

    .section-title {
      margin: 0;
      font-size: clamp(26px, 3vw, 38px);
      line-height: 1.2;
      font-weight: 950;
      letter-spacing: 0;
    }

    .section-summary {
      margin: 0;
      color: var(--muted);
      font-size: 15px;
    }

    .filter-strip {
      display: flex;
      gap: 10px;
      overflow-x: auto;
      padding: 12px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255,255,255,.04);
      margin-bottom: 18px;
    }

    .filter-pill {
      flex: 0 0 auto;
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 8px 12px;
      color: var(--soft);
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: rgba(0,0,0,.18);
      font-size: 13px;
      font-weight: 800;
    }

    .filter-pill.active,
    .filter-pill:hover {
      color: #fff;
      border-color: rgba(239,35,60,.58);
      background: rgba(239,35,60,.16);
    }

    .index-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 320px;
      gap: 22px;
      align-items: start;
    }

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

    .guide-card {
      display: grid;
      grid-template-columns: 82px minmax(0, 1fr) auto;
      gap: 16px;
      align-items: center;
      padding: 17px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background:
        linear-gradient(90deg, rgba(239,35,60,.12), transparent 34%),
        linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.02)),
        var(--panel);
      box-shadow: 0 10px 26px rgba(0,0,0,.18);
    }

    .guide-card:hover {
      border-color: rgba(246,201,91,.44);
      transform: translateY(-2px);
      box-shadow: 0 16px 34px rgba(0,0,0,.26);
    }

    .guide-no {
      min-height: 58px;
      display: grid;
      place-items: center;
      border-radius: var(--radius-sm);
      color: #fff;
      background:
        repeating-linear-gradient(135deg, rgba(255,255,255,.08) 0 8px, transparent 8px 16px),
        #12141b;
      border: 1px solid var(--line);
      font-size: 22px;
      font-weight: 950;
    }

    .guide-card h3 {
      margin-bottom: 6px;
      font-size: 19px;
      line-height: 1.3;
      font-weight: 950;
    }

    .guide-card p {
      margin-bottom: 10px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .tag-line {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      padding: 4px 8px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      color: var(--silver);
      background: rgba(255,255,255,.04);
      font-size: 12px;
      font-weight: 800;
      line-height: 1.2;
    }

    .guide-state {
      min-width: 96px;
      text-align: right;
      color: var(--soft);
      font-size: 13px;
      font-weight: 800;
    }

    .guide-state strong {
      display: block;
      color: var(--cyan);
      font-size: 20px;
      line-height: 1.2;
    }

    .side-panel {
      position: sticky;
      top: 146px;
      display: grid;
      gap: 14px;
    }

    .summary-card,
    .notice-card,
    .metric-card,
    .review-card,
    .faq-item {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--panel);
      box-shadow: 0 10px 26px rgba(0,0,0,.18);
    }

    .summary-card {
      padding: 18px;
    }

    .summary-card h3 {
      font-size: 18px;
      font-weight: 950;
      margin-bottom: 12px;
    }

    .summary-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }

    .metric-mini {
      padding: 12px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: rgba(255,255,255,.04);
    }

    .metric-mini strong {
      display: block;
      color: var(--gold);
      font-size: 22px;
      line-height: 1.1;
    }

    .metric-mini span {
      color: var(--muted);
      font-size: 12px;
    }

    .notice-card {
      padding: 16px;
      color: var(--soft);
      background:
        linear-gradient(135deg, rgba(32,224,210,.11), rgba(255,255,255,.02)),
        var(--panel);
    }

    .notice-card strong {
      display: block;
      color: #fff;
      margin-bottom: 6px;
    }

    .process-band {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: #0f1015;
      overflow: hidden;
    }

    .process-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
    }

    .process-step {
      padding: 22px;
      min-height: 188px;
      border-right: 1px solid var(--line);
      position: relative;
      background:
        linear-gradient(180deg, rgba(255,255,255,.045), transparent),
        var(--bg-2);
    }

    .process-step:last-child {
      border-right: 0;
    }

    .process-step .step-num {
      display: inline-flex;
      margin-bottom: 18px;
      padding: 5px 9px;
      color: #12090a;
      background: var(--gold);
      border-radius: var(--radius-sm);
      font-size: 13px;
      font-weight: 950;
    }

    .process-step h3 {
      margin-bottom: 8px;
      font-size: 18px;
      font-weight: 950;
    }

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

    .requirements-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 18px;
    }

    .require-card {
      padding: 22px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background:
        linear-gradient(135deg, rgba(255,255,255,.06), rgba(255,255,255,.018)),
        var(--panel);
    }

    .require-card h3 {
      margin-bottom: 12px;
      font-size: 20px;
      font-weight: 950;
    }

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

    .require-list li {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 10px 0;
      border-bottom: 1px dashed rgba(255,255,255,.12);
      color: var(--soft);
    }

    .require-list li:last-child {
      border-bottom: 0;
    }

    .require-list span:last-child {
      color: var(--cyan);
      font-weight: 900;
      text-align: right;
    }

    .review-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }

    .review-card {
      padding: 17px;
    }

    .review-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 10px;
    }

    .avatar {
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--red), #74111a);
      color: #fff;
      font-weight: 950;
    }

    .review-name {
      display: flex;
      align-items: center;
      gap: 9px;
      font-weight: 900;
    }

    .stars {
      color: var(--gold);
      font-size: 12px;
      white-space: nowrap;
    }

    .review-card p {
      margin: 0;
      color: var(--soft);
      font-size: 14px;
      line-height: 1.7;
    }

    .download-zone {
      border: 1px solid rgba(239,35,60,.38);
      border-radius: var(--radius);
      background:
        linear-gradient(135deg, rgba(239,35,60,.22), rgba(32,224,210,.08)),
        #111217;
      padding: 26px;
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 22px;
      align-items: center;
      box-shadow: var(--shadow);
    }

    .download-zone h2 {
      margin-bottom: 8px;
      font-size: clamp(24px, 3vw, 36px);
      font-weight: 950;
    }

    .download-zone p {
      margin: 0;
      color: var(--soft);
      max-width: 760px;
    }

    .faq-wrap {
      display: grid;
      gap: 10px;
    }

    .faq-item {
      overflow: hidden;
      background: var(--panel);
    }

    .faq-item summary {
      cursor: pointer;
      padding: 16px 18px;
      list-style: none;
      display: flex;
      justify-content: space-between;
      gap: 16px;
      align-items: center;
      font-weight: 950;
    }

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

    .faq-item summary::after {
      content: "+";
      color: var(--cyan);
      font-size: 22px;
      line-height: 1;
      flex: 0 0 auto;
    }

    .faq-item[open] summary::after {
      content: "-";
    }

    .faq-item p {
      margin: 0;
      padding: 0 18px 17px;
      color: var(--muted);
    }

    .footer {
      margin-top: 30px;
      padding: 42px 0 28px;
      background: #06070a;
      border-top: 1px solid var(--line);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.4fr) .7fr .7fr;
      gap: 28px;
    }

    .footer h3 {
      margin-bottom: 12px;
      color: #fff;
      font-size: 17px;
      font-weight: 950;
    }

    .footer p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      max-width: 560px;
    }

    .footer ul {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 8px;
    }

    .footer a {
      color: var(--muted);
      font-size: 14px;
    }

    .footer a:hover {
      color: var(--cyan);
    }

    .footer-note {
      margin-top: 28px;
      padding-top: 18px;
      border-top: 1px solid var(--line);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      color: #858d9b;
      font-size: 13px;
    }

    .small-line {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }

    @media (max-width: 1024px) {
      .hero-panel,
      .index-layout,
      .requirements-grid,
      .download-zone {
        grid-template-columns: 1fr;
      }

      .side-panel {
        position: static;
      }

      .process-row,
      .review-grid {
        grid-template-columns: repeat(2, 1fr);
      }

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

    @media (max-width: 768px) {
      .container-wide,
      .container-main {
        width: min(100% - 28px, var(--wide));
      }

      .brand-row {
        align-items: flex-start;
        flex-direction: column;
        gap: 12px;
      }

      .brand-actions {
        width: 100%;
        justify-content: flex-start;
      }

      .brand-name {
        white-space: normal;
      }

      .page-hero {
        padding-top: 42px;
      }

      .hero-copy {
        padding: 24px;
      }

      .section-head {
        grid-template-columns: 1fr;
        gap: 10px;
      }

      .guide-card {
        grid-template-columns: 58px minmax(0, 1fr);
      }

      .guide-state {
        grid-column: 1 / -1;
        text-align: left;
        display: flex;
        align-items: center;
        gap: 10px;
      }

      .process-row,
      .review-grid,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .process-step {
        min-height: auto;
        border-right: 0;
        border-bottom: 1px solid var(--line);
      }

      .process-step:last-child {
        border-bottom: 0;
      }
    }

    @media (max-width: 520px) {
      .brand-badge {
        width: 40px;
        height: 40px;
      }

      h1 {
        font-size: 34px;
      }

      .lead {
        font-size: 15px;
      }

      .button-action {
        width: 100%;
      }

      .hero-copy,
      .qualification-body,
      .download-zone {
        padding: 20px;
      }

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

      .guide-no {
        width: 64px;
      }

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

      .footer-note {
        align-items: flex-start;
        flex-direction: column;
      }
    }

/* roulang page: category2 */
:root {
      --bg: #08090c;
      --bg-soft: #11131a;
      --panel: #171923;
      --panel-strong: #1f222d;
      --line: rgba(255, 255, 255, 0.12);
      --line-bright: rgba(255, 255, 255, 0.2);
      --text: #f6f7fb;
      --muted: #a8adba;
      --weak: #747b8d;
      --red: #ff304f;
      --red-dark: #c8102e;
      --cyan: #22d3ee;
      --gold: #f2c94c;
      --silver: #d8dde8;
      --green: #38d996;
      --radius: 8px;
      --shadow: 0 16px 36px rgba(0, 0, 0, 0.28);
      --shadow-soft: 0 10px 24px rgba(0, 0, 0, 0.18);
      --container: 1180px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-width: 320px;
      background:
        radial-gradient(circle at 12% 0%, rgba(255, 48, 79, 0.18), transparent 28rem),
        radial-gradient(circle at 84% 8%, rgba(34, 211, 238, 0.12), transparent 26rem),
        linear-gradient(180deg, #08090c 0%, #0d0f15 42%, #08090c 100%);
      color: var(--text);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
      line-height: 1.72;
      letter-spacing: 0;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
    }

    a:hover {
      color: var(--text);
    }

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

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(34, 211, 238, .45);
      outline-offset: 3px;
    }

    .container-wide {
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }

    .topbar {
      position: sticky;
      top: 0;
      z-index: 30;
      background: rgba(8, 9, 12, 0.94);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(14px);
    }

    .brand-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      min-height: 74px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .brand-mark {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
    }

    .brand-badge {
      width: 46px;
      height: 46px;
      display: grid;
      place-items: center;
      border-radius: var(--radius);
      color: var(--text);
      background: linear-gradient(135deg, var(--red), #8f0d22);
      box-shadow: 0 0 0 1px rgba(255, 255, 255, .12), 0 10px 18px rgba(255, 48, 79, .22);
      flex: 0 0 auto;
    }

    .brand-name {
      font-size: 19px;
      font-weight: 900;
      line-height: 1.22;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .brand-meta {
      margin-top: 3px;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.35;
    }

    .brand-actions {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      min-height: 34px;
      padding: 6px 10px;
      border: 1px solid transparent;
      color: var(--muted);
      font-size: 13px;
      border-radius: var(--radius);
    }

    .text-link:hover {
      color: var(--text);
      border-color: var(--line);
      background: rgba(255, 255, 255, .06);
    }

    .channel-row {
      min-height: 54px;
      display: flex;
      align-items: center;
      overflow: hidden;
    }

    .channel-strip {
      display: flex;
      align-items: center;
      gap: 8px;
      width: 100%;
      overflow-x: auto;
      padding: 10px 0;
      scrollbar-width: thin;
      scrollbar-color: rgba(255,255,255,.25) transparent;
    }

    .channel-chip {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      flex: 0 0 auto;
      min-height: 34px;
      padding: 7px 13px;
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1;
      background: rgba(255, 255, 255, .035);
    }

    .channel-chip:hover,
    .channel-chip.active {
      color: var(--text);
      border-color: rgba(255, 48, 79, .62);
      background: rgba(255, 48, 79, .16);
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 76px 0;
      border-bottom: 1px solid rgba(255, 255, 255, .08);
    }

    .section-tight {
      padding: 54px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 14px;
      padding: 5px 10px;
      color: var(--silver);
      border: 1px solid rgba(216, 221, 232, .24);
      background: rgba(255, 255, 255, .055);
      border-radius: 999px;
      font-size: 13px;
      font-weight: 700;
      line-height: 1.25;
    }

    .hero {
      position: relative;
      padding: 56px 0 72px;
      background:
        linear-gradient(135deg, rgba(255, 48, 79, .18), transparent 36%),
        repeating-linear-gradient(90deg, rgba(255,255,255,.035) 0 1px, transparent 1px 72px);
    }

    .hero:before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(180deg, rgba(8,9,12,.18), rgba(8,9,12,.74)),
        linear-gradient(90deg, rgba(255,48,79,.08), transparent 58%);
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, .92fr) minmax(360px, 1.08fr);
      gap: 36px;
      align-items: center;
    }

    .hero-copy h1 {
      margin: 0;
      max-width: 760px;
      font-size: clamp(34px, 5vw, 66px);
      line-height: 1.05;
      font-weight: 950;
      letter-spacing: 0;
    }

    .hero-copy p {
      max-width: 680px;
      margin: 18px 0 0;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.85;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 12px 18px;
      border-radius: var(--radius);
      border: 1px solid transparent;
      font-weight: 900;
      line-height: 1.15;
      transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
    }

    .btn:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-soft);
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--red), var(--red-dark));
      border-color: rgba(255, 255, 255, .12);
    }

    .btn-secondary {
      color: var(--text);
      background: rgba(255, 255, 255, .07);
      border-color: var(--line-bright);
    }

    .btn-secondary:hover {
      background: rgba(255, 255, 255, .11);
      border-color: rgba(34, 211, 238, .5);
    }

    .coupon-wall {
      display: grid;
      grid-template-columns: 1.08fr .92fr;
      gap: 14px;
      align-items: stretch;
    }

    .coupon-main,
    .coupon-mini,
    .score-panel,
    .matrix-card,
    .entry-card,
    .faq-item,
    .notice-card {
      border: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.035));
      border-radius: var(--radius);
      box-shadow: var(--shadow-soft);
    }

    .coupon-main {
      position: relative;
      min-height: 310px;
      padding: 24px;
      overflow: hidden;
      background:
        linear-gradient(135deg, rgba(255,48,79,.9), rgba(133,11,30,.92)),
        repeating-linear-gradient(135deg, rgba(255,255,255,.12) 0 1px, transparent 1px 18px);
    }

    .coupon-main:after {
      content: "";
      position: absolute;
      right: -64px;
      top: 50%;
      width: 138px;
      height: 138px;
      border: 20px solid rgba(255,255,255,.18);
      border-radius: 50%;
      transform: translateY(-50%);
    }

    .coupon-topline {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: rgba(255,255,255,.9);
      font-size: 13px;
      font-weight: 800;
    }

    .coupon-main h2 {
      position: relative;
      z-index: 1;
      margin: 40px 0 10px;
      font-size: 34px;
      line-height: 1.12;
      font-weight: 950;
    }

    .coupon-main p {
      position: relative;
      z-index: 1;
      max-width: 420px;
      margin: 0;
      color: rgba(255,255,255,.86);
      font-size: 15px;
    }

    .coupon-code {
      position: absolute;
      left: 24px;
      bottom: 22px;
      display: inline-flex;
      align-items: center;
      gap: 9px;
      padding: 9px 12px;
      color: #fff;
      border: 1px dashed rgba(255,255,255,.52);
      border-radius: var(--radius);
      font-weight: 900;
      background: rgba(0,0,0,.16);
    }

    .coupon-side {
      display: grid;
      gap: 14px;
    }

    .coupon-mini {
      padding: 16px;
      min-height: 92px;
      display: flex;
      justify-content: space-between;
      gap: 14px;
      align-items: center;
    }

    .coupon-mini strong {
      display: block;
      font-size: 17px;
      line-height: 1.3;
    }

    .coupon-mini span {
      display: block;
      margin-top: 4px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.45;
    }

    .mini-tag {
      width: 48px;
      height: 48px;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      border-radius: var(--radius);
      color: var(--bg);
      background: var(--gold);
      font-weight: 950;
    }

    .summary-row {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 22px;
      align-items: start;
    }

    .section-title {
      margin: 0;
      font-size: clamp(25px, 3vw, 40px);
      line-height: 1.18;
      font-weight: 950;
    }

    .section-lead {
      margin: 14px 0 0;
      color: var(--muted);
      font-size: 16px;
      max-width: 760px;
    }

    .stat-board {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 26px;
    }

    .score-panel {
      padding: 17px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.025)),
        linear-gradient(90deg, rgba(34,211,238,.1), transparent);
    }

    .score-panel b {
      display: block;
      font-size: 28px;
      line-height: 1.1;
      color: var(--text);
    }

    .score-panel span {
      display: block;
      margin-top: 6px;
      color: var(--muted);
      font-size: 13px;
    }

    .notice-stack {
      display: grid;
      gap: 12px;
    }

    .notice-card {
      padding: 18px;
    }

    .notice-card h3 {
      margin: 0 0 8px;
      font-size: 18px;
      font-weight: 900;
    }

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

    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 18px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 30px;
      padding: 5px 10px;
      color: var(--silver);
      border-radius: 999px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.045);
      font-size: 13px;
      font-weight: 700;
    }

    .band-head {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      align-items: flex-end;
      margin-bottom: 24px;
    }

    .slider-controls {
      display: flex;
      gap: 8px;
      flex: 0 0 auto;
    }

    .icon-btn {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border: 1px solid var(--line-bright);
      border-radius: var(--radius);
      color: var(--text);
      background: rgba(255,255,255,.06);
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
    }

    .icon-btn:hover {
      transform: translateY(-2px);
      border-color: rgba(255,48,79,.55);
      background: rgba(255,48,79,.14);
    }

    .entry-band {
      display: flex;
      gap: 16px;
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      padding: 4px 2px 18px;
      scrollbar-width: thin;
      scrollbar-color: rgba(255,255,255,.22) transparent;
    }

    .entry-card {
      min-width: 310px;
      max-width: 360px;
      flex: 0 0 32%;
      scroll-snap-align: start;
      padding: 18px;
      overflow: hidden;
      position: relative;
    }

    .entry-card:before {
      content: "";
      position: absolute;
      inset: 0 0 auto;
      height: 4px;
      background: linear-gradient(90deg, var(--red), var(--cyan));
    }

    .entry-card:hover {
      transform: translateY(-3px);
      border-color: rgba(255, 255, 255, .26);
      box-shadow: var(--shadow);
    }

    .entry-kicker {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-bottom: 18px;
      color: var(--muted);
      font-size: 13px;
      font-weight: 800;
    }

    .entry-card h3 {
      margin: 0;
      font-size: 20px;
      line-height: 1.28;
      font-weight: 950;
    }

    .entry-card p {
      min-height: 72px;
      margin: 12px 0 16px;
      color: var(--muted);
      font-size: 14px;
    }

    .entry-meta {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 8px;
      margin-top: 14px;
    }

    .meta-pill {
      padding: 9px 10px;
      border: 1px solid rgba(255,255,255,.1);
      border-radius: var(--radius);
      background: rgba(0,0,0,.15);
    }

    .meta-pill b {
      display: block;
      font-size: 14px;
      line-height: 1.2;
    }

    .meta-pill span {
      display: block;
      margin-top: 2px;
      color: var(--weak);
      font-size: 12px;
    }

    .matrix {
      display: grid;
      grid-template-columns: repeat(12, 1fr);
      gap: 14px;
    }

    .matrix-card {
      padding: 20px;
      min-height: 176px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.03)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.025) 0 1px, transparent 1px 28px);
    }

    .matrix-card.large {
      grid-column: span 5;
    }

    .matrix-card.medium {
      grid-column: span 4;
    }

    .matrix-card.small {
      grid-column: span 3;
    }

    .matrix-icon {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      margin-bottom: 14px;
      border-radius: var(--radius);
      color: var(--bg);
      background: var(--cyan);
      font-size: 18px;
    }

    .matrix-card:nth-child(2) .matrix-icon,
    .matrix-card:nth-child(5) .matrix-icon {
      background: var(--gold);
    }

    .matrix-card:nth-child(3) .matrix-icon {
      color: #fff;
      background: var(--red);
    }

    .matrix-card h3 {
      margin: 0 0 8px;
      font-size: 19px;
      line-height: 1.25;
      font-weight: 950;
    }

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

    .requirements {
      display: grid;
      grid-template-columns: .95fr 1.05fr;
      gap: 20px;
      align-items: stretch;
    }

    .require-card {
      padding: 22px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: var(--panel);
    }

    .require-card h3 {
      margin: 0 0 14px;
      font-size: 20px;
      font-weight: 950;
    }

    .check-list {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 11px;
    }

    .check-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--muted);
      font-size: 14px;
    }

    .check-list i {
      margin-top: 5px;
      color: var(--green);
    }

    .timeline {
      display: grid;
      gap: 12px;
    }

    .timeline-step {
      display: grid;
      grid-template-columns: 72px minmax(0, 1fr);
      gap: 14px;
      padding: 14px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255,255,255,.04);
    }

    .time-code {
      display: grid;
      place-items: center;
      min-height: 54px;
      border-radius: var(--radius);
      color: var(--bg);
      background: var(--silver);
      font-weight: 950;
    }

    .timeline-step h4 {
      margin: 0 0 4px;
      font-size: 16px;
      font-weight: 950;
    }

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

    .reviews {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
    }

    .review-card {
      padding: 16px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255,255,255,.045);
    }

    .review-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 10px;
      margin-bottom: 10px;
    }

    .avatar {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: #fff;
      background: linear-gradient(135deg, var(--red), var(--cyan));
      font-size: 13px;
      font-weight: 900;
      flex: 0 0 auto;
    }

    .review-name {
      display: flex;
      align-items: center;
      gap: 9px;
      min-width: 0;
      font-weight: 900;
      font-size: 14px;
    }

    .stars {
      color: var(--gold);
      font-size: 12px;
      white-space: nowrap;
    }

    .review-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .74fr 1.26fr;
      gap: 28px;
      align-items: start;
    }

    .faq-list {
      display: grid;
      gap: 10px;
    }

    .faq-item {
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      min-height: 56px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 16px 18px;
      border: 0;
      color: var(--text);
      background: transparent;
      font-weight: 950;
      text-align: left;
    }

    .faq-question i {
      color: var(--cyan);
      transition: transform .2s ease;
    }

    .faq-answer {
      display: none;
      padding: 0 18px 18px;
      color: var(--muted);
      font-size: 14px;
    }

    .faq-item.is-open .faq-answer {
      display: block;
    }

    .faq-item.is-open .faq-question i {
      transform: rotate(180deg);
    }

    .cta-panel {
      position: relative;
      padding: 32px;
      border: 1px solid rgba(255,255,255,.16);
      border-radius: var(--radius);
      background:
        linear-gradient(135deg, rgba(255,48,79,.28), rgba(34,211,238,.12)),
        linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.035));
      overflow: hidden;
    }

    .cta-panel:after {
      content: "";
      position: absolute;
      inset: auto 24px 0 auto;
      width: 180px;
      height: 5px;
      background: linear-gradient(90deg, var(--red), var(--gold), var(--cyan));
      border-radius: 999px 999px 0 0;
    }

    .cta-grid {
      position: relative;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
      z-index: 1;
    }

    .cta-panel h2 {
      margin: 0;
      font-size: clamp(24px, 3vw, 38px);
      line-height: 1.18;
      font-weight: 950;
    }

    .cta-panel p {
      margin: 12px 0 0;
      max-width: 720px;
      color: var(--muted);
    }

    .download-buttons {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .footer {
      padding: 46px 0 26px;
      background: #07080b;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr .75fr .75fr;
      gap: 28px;
      padding-bottom: 30px;
      border-bottom: 1px solid rgba(255,255,255,.1);
    }

    .footer h3 {
      margin: 0 0 12px;
      font-size: 17px;
      font-weight: 950;
    }

    .footer p,
    .footer li,
    .footer a {
      color: var(--muted);
      font-size: 14px;
    }

    .footer p {
      margin: 0;
      max-width: 560px;
    }

    .footer ul {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 8px;
    }

    .footer a:hover {
      color: var(--text);
    }

    .footer-note {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      flex-wrap: wrap;
      padding-top: 20px;
      color: var(--weak);
      font-size: 13px;
    }

    .small-line {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    @media screen and (max-width: 1024px) {
      .hero-grid,
      .summary-row,
      .requirements,
      .faq-wrap {
        grid-template-columns: 1fr;
      }

      .coupon-wall {
        grid-template-columns: 1fr;
      }

      .entry-card {
        flex-basis: 44%;
      }

      .matrix-card.large,
      .matrix-card.medium,
      .matrix-card.small {
        grid-column: span 6;
      }

      .reviews {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

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

      .download-buttons {
        justify-content: flex-start;
      }
    }

    @media screen and (max-width: 768px) {
      .container-wide {
        width: min(100% - 24px, var(--container));
      }

      .brand-row {
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        padding: 13px 0;
        gap: 10px;
      }

      .brand-actions {
        width: 100%;
        justify-content: flex-start;
      }

      .brand-name {
        white-space: normal;
        font-size: 17px;
      }

      .channel-chip {
        font-size: 13px;
        padding: 7px 11px;
      }

      .hero {
        padding: 40px 0 54px;
      }

      .section {
        padding: 56px 0;
      }

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

      .coupon-main h2 {
        font-size: 28px;
      }

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

      .entry-card {
        min-width: 278px;
        flex-basis: 82%;
      }

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

      .matrix-card.large,
      .matrix-card.medium,
      .matrix-card.small {
        grid-column: auto;
      }

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

    @media screen and (max-width: 520px) {
      .hero-copy h1 {
        font-size: 32px;
      }

      .hero-copy p,
      .section-lead {
        font-size: 15px;
      }

      .hero-actions,
      .download-buttons {
        flex-direction: column;
      }

      .btn {
        width: 100%;
      }

      .stat-board,
      .reviews {
        grid-template-columns: 1fr;
      }

      .timeline-step {
        grid-template-columns: 1fr;
      }

      .coupon-mini {
        align-items: flex-start;
      }

      .footer-note {
        flex-direction: column;
      }
    }