/* roulang page: index */
:root{
      --bg:#0a0f14;
      --bg-soft:#0f1620;
      --panel:#121b26;
      --panel-2:#172231;
      --line:rgba(255,255,255,.08);
      --line-2:rgba(255,255,255,.13);
      --text:#edf4fb;
      --muted:#9aabbf;
      --muted-2:#7f8da1;
      --accent:#33ead4;
      --accent-2:#ffb64d;
      --accent-3:#ff6b7a;
      --shadow:0 18px 50px rgba(0,0,0,.34);
      --shadow-soft:0 10px 30px rgba(0,0,0,.20);
      --radius:18px;
      --radius-sm:14px;
      --container:1200px;
      --space:clamp(16px, 2.4vw, 28px);
      --space-lg:clamp(26px, 4vw, 46px);
      --title:clamp(30px, 5vw, 58px);
      --subtitle:clamp(16px, 1.8vw, 18px);
      --body:15px;
      --small:13px;
    }
    *{box-sizing:border-box}
    html,body{margin:0;padding:0}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
      background:
        radial-gradient(circle at 15% 20%, rgba(51,234,212,.10), transparent 26%),
        radial-gradient(circle at 82% 12%, rgba(255,182,77,.08), transparent 24%),
        radial-gradient(circle at 50% 100%, rgba(255,107,122,.05), transparent 28%),
        linear-gradient(180deg, #081018 0%, #0a0f14 46%, #090d12 100%);
      color:var(--text);
      line-height:1.7;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
      background-size:72px 72px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.26), rgba(0,0,0,0));
      opacity:.35;
      z-index:0;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(51,234,212,.25);color:#fff}
    .page{
      position:relative;
      z-index:1;
    }
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .topbar{
      background:rgba(8,13,19,.92);
      border-bottom:1px solid var(--line);
      backdrop-filter:blur(12px);
      font-size:12px;
      color:var(--muted);
    }
    .topbar-inner{
      min-height:38px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:8px 0;
    }
    .topbar-tags{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .topbar-tag{
      padding:4px 10px;
      border:1px solid rgba(255,255,255,.08);
      border-radius:999px;
      background:rgba(255,255,255,.03);
      color:#c8d5e4;
      white-space:nowrap;
    }
    .topbar-status{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#d9e6f3;
      white-space:nowrap;
    }
    .dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 6px rgba(51,234,212,.12);
    }
    header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(10,15,20,.82);
      border-bottom:1px solid rgba(255,255,255,.06);
      backdrop-filter:blur(14px);
    }
    .nav{
      min-height:72px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:flex;
      flex-direction:column;
      gap:2px;
      min-width:0;
    }
    .brand strong{
      font-size:18px;
      font-weight:800;
      letter-spacing:.2px;
      line-height:1.1;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand span{
      font-size:12px;
      color:var(--muted);
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      margin-left:auto;
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:40px;
      padding:0 14px;
      font-size:14px;
      font-weight:600;
      color:#d6e0ea;
      border-radius:999px;
      border:1px solid transparent;
      transition:transform .18s ease, border-color .18s ease, background .18s ease, color .18s ease;
    }
    .nav-link:hover,
    .nav-link:focus-visible{
      transform:translateY(-1px);
      border-color:rgba(51,234,212,.28);
      background:rgba(51,234,212,.08);
      color:#fff;
      outline:none;
    }
    .nav-link.active{
      color:#fff;
      border-color:rgba(51,234,212,.38);
      background:linear-gradient(180deg, rgba(51,234,212,.12), rgba(51,234,212,.06));
      box-shadow:inset 0 -2px 0 var(--accent);
    }
    .nav-meta{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:6px;
      color:var(--muted);
      font-size:12px;
      white-space:nowrap;
    }
    .nav-chip{
      padding:6px 10px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
    }
    .hero{
      position:relative;
      overflow:hidden;
      padding:28px 0 20px;
    }
    .hero-shell{
      position:relative;
      border:1px solid rgba(255,255,255,.08);
      border-radius:28px;
      background:
        linear-gradient(110deg, rgba(7,11,16,.92) 0%, rgba(7,11,16,.74) 44%, rgba(7,11,16,.60) 100%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .hero-shell::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 72% 20%, rgba(51,234,212,.22), transparent 22%),
        radial-gradient(circle at 88% 34%, rgba(255,182,77,.14), transparent 16%),
        linear-gradient(180deg, rgba(8,12,18,.18), rgba(8,12,18,.68));
      pointer-events:none;
    }
    .hero-shell::after{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
      background-size:84px 84px;
      opacity:.2;
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);
      gap:24px;
      padding:clamp(22px, 3.6vw, 42px);
      align-items:stretch;
      min-height:560px;
    }
    .hero-copy{
      display:flex;
      flex-direction:column;
      justify-content:center;
      gap:18px;
      padding:8px 0;
      max-width:680px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:fit-content;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(51,234,212,.22);
      background:rgba(51,234,212,.08);
      color:#d9fffb;
      font-size:12px;
      letter-spacing:.2px;
    }
    .eyebrow i{
      width:8px;height:8px;border-radius:50%;
      background:var(--accent);
      display:inline-block;
      box-shadow:0 0 0 5px rgba(51,234,212,.10);
    }
    h1{
      margin:0;
      font-size:var(--title);
      line-height:1.05;
      letter-spacing:-.6px;
      font-weight:900;
      max-width:11em;
      text-wrap:balance;
    }
    .hero-sub{
      margin:0;
      font-size:var(--subtitle);
      color:#d5dfeb;
      max-width:34em;
      line-height:1.75;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:4px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:46px;
      padding:0 18px;
      border-radius:999px;
      font-weight:700;
      font-size:14px;
      border:1px solid transparent;
      transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease, color .18s ease;
      cursor:pointer;
      user-select:none;
    }
    .btn:hover,
    .btn:focus-visible{
      transform:translateY(-1px);
      outline:none;
    }
    .btn-primary{
      background:linear-gradient(135deg, var(--accent), #7df7eb);
      color:#062126;
      box-shadow:0 14px 30px rgba(51,234,212,.14);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible{
      box-shadow:0 16px 34px rgba(51,234,212,.18);
    }
    .btn-secondary{
      background:rgba(255,255,255,.02);
      color:#f1f6fb;
      border-color:rgba(255,255,255,.12);
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible{
      border-color:rgba(255,182,77,.35);
      background:rgba(255,182,77,.08);
    }
    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:12px;
      margin-top:4px;
    }
    .metric{
      padding:14px 14px 13px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(20,30,43,.90), rgba(17,24,34,.82));
      box-shadow:var(--shadow-soft);
      min-height:92px;
    }
    .metric .label{
      display:block;
      margin-bottom:8px;
      font-size:12px;
      color:var(--muted);
    }
    .metric strong{
      display:block;
      font-size:24px;
      line-height:1.1;
      letter-spacing:-.4px;
      font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
    }
    .metric small{
      display:block;
      margin-top:6px;
      color:#b8c8d9;
      font-size:12px;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:2px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:38px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(10,15,20,.44);
      color:#e7eef7;
      font-size:13px;
      transition:transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .chip:hover{
      transform:translateY(-1px);
      border-color:rgba(51,234,212,.30);
      background:rgba(51,234,212,.08);
    }
    .chip b{
      color:var(--accent-2);
      font-weight:800;
    }
    .hero-panel{
      display:flex;
      flex-direction:column;
      gap:14px;
      justify-content:center;
    }
    .panel-card{
      border-radius:22px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(17,25,36,.92), rgba(14,20,30,.86));
      box-shadow:var(--shadow-soft);
      padding:18px;
    }
    .panel-card + .panel-card{margin-top:0}
    .panel-top{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:14px;
      margin-bottom:14px;
    }
    .panel-title{
      display:flex;
      flex-direction:column;
      gap:4px;
    }
    .panel-title strong{
      font-size:16px;
      line-height:1.2;
    }
    .panel-title span{
      color:var(--muted);
      font-size:12px;
    }
    .live-pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,182,77,.10);
      color:#ffd18b;
      border:1px solid rgba(255,182,77,.18);
      font-size:12px;
      white-space:nowrap;
    }
    .live-pill .pulse{
      width:8px;height:8px;border-radius:50%;
      background:var(--accent-2);
      box-shadow:0 0 0 6px rgba(255,182,77,.12);
    }
    .countdown{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:10px;
      margin:12px 0 14px;
    }
    .time-box{
      padding:12px 10px;
      border-radius:16px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.07);
      text-align:center;
    }
    .time-box strong{
      display:block;
      font-size:22px;
      line-height:1;
      font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
      margin-bottom:5px;
    }
    .time-box span{
      color:var(--muted);
      font-size:12px;
    }
    .mini-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .mini-item{
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:center;
      padding:11px 0;
      border-top:1px solid rgba(255,255,255,.06);
      color:#dfe8f2;
      font-size:13px;
    }
    .mini-item:first-child{
      border-top:0;
      padding-top:0;
    }
    .mini-item span{
      color:var(--muted);
    }
    .trend{
      display:flex;
      align-items:center;
      gap:6px;
      color:#dffcf8;
      font-size:12px;
      white-space:nowrap;
    }
    .trend-up{color:#a8ffbf}
    .trend-down{color:#ff9aa3}
    .spark{
      height:18px;
      display:flex;
      align-items:flex-end;
      gap:3px;
      margin-top:12px;
    }
    .spark i{
      flex:1;
      background:linear-gradient(180deg, rgba(51,234,212,.95), rgba(51,234,212,.22));
      border-radius:999px 999px 4px 4px;
      opacity:.95;
    }
    .spark i:nth-child(1){height:38%}
    .spark i:nth-child(2){height:60%}
    .spark i:nth-child(3){height:52%}
    .spark i:nth-child(4){height:84%}
    .spark i:nth-child(5){height:66%}
    .spark i:nth-child(6){height:92%}
    .spark i:nth-child(7){height:76%}
    .spark i:nth-child(8){height:100%}
    .hero-note{
      margin-top:4px;
      padding:12px 14px;
      border-radius:16px;
      border:1px dashed rgba(255,255,255,.10);
      background:rgba(255,255,255,.03);
      color:#c8d6e5;
      font-size:12px;
    }
    .quick-entry{
      margin-top:18px;
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:12px;
    }
    .entry-card{
      display:flex;
      align-items:center;
      gap:12px;
      padding:15px 14px;
      border-radius:18px;
      background:linear-gradient(180deg, rgba(18,27,38,.88), rgba(14,20,29,.86));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
      transition:transform .18s ease, border-color .18s ease, background .18s ease;
      min-height:84px;
    }
    .entry-card:hover{
      transform:translateY(-2px);
      border-color:rgba(51,234,212,.30);
      background:linear-gradient(180deg, rgba(20,31,43,.96), rgba(14,20,29,.90));
    }
    .entry-ico{
      width:42px;height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      flex:none;
      background:linear-gradient(135deg, rgba(51,234,212,.20), rgba(255,182,77,.14));
      border:1px solid rgba(255,255,255,.08);
      color:#fff;
      font-weight:900;
      font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
    }
    .entry-text{
      min-width:0;
    }
    .entry-text strong{
      display:block;
      font-size:14px;
      line-height:1.25;
      margin-bottom:4px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .entry-text span{
      display:block;
      color:var(--muted);
      font-size:12px;
      line-height:1.45;
    }
    main{
      padding:6px 0 52px;
    }
    section{
      padding:var(--space-lg) 0;
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:14px;
      margin-bottom:18px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--accent);
      font-size:12px;
      font-weight:700;
      letter-spacing:.2px;
      text-transform:uppercase;
    }
    .section-kicker::before{
      content:"";
      width:20px;
      height:1px;
      background:linear-gradient(90deg, var(--accent), transparent);
    }
    .section-title{
      margin:6px 0 0;
      font-size:clamp(22px, 3vw, 34px);
      line-height:1.15;
      letter-spacing:-.3px;
    }
    .section-desc{
      margin:0;
      color:var(--muted);
      max-width:62ch;
      font-size:14px;
    }
    .score-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:14px;
    }
    .score-card{
      position:relative;
      overflow:hidden;
      padding:16px;
      border-radius:20px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(17,25,36,.94), rgba(13,19,27,.90));
      box-shadow:var(--shadow-soft);
      transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      min-height:214px;
    }
    .score-card:hover{
      transform:translateY(-2px);
      border-color:rgba(51,234,212,.25);
      box-shadow:0 18px 34px rgba(0,0,0,.24);
    }
    .score-card::after{
      content:"";
      position:absolute;
      inset:auto -30% -32% auto;
      width:120px;height:120px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(51,234,212,.16), transparent 68%);
      pointer-events:none;
    }
    .score-top{
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
      margin-bottom:12px;
    }
    .score-badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(51,234,212,.08);
      color:#c4fffa;
      border:1px solid rgba(51,234,212,.18);
      font-size:12px;
      white-space:nowrap;
    }
    .score-stage{
      color:var(--muted);
      font-size:12px;
      white-space:nowrap;
    }
    .match{
      display:flex;
      flex-direction:column;
      gap:10px;
      margin-top:12px;
    }
    .match-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .team{
      display:flex;
      flex-direction:column;
      gap:4px;
      min-width:0;
    }
    .team strong{
      font-size:16px;
      line-height:1.2;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .team span{
      color:var(--muted);
      font-size:12px;
    }
    .score-num{
      font-size:28px;
      line-height:1;
      font-weight:900;
      font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
      color:#fff;
      letter-spacing:-.8px;
    }
    .score-foot{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-top:auto;
      padding-top:12px;
      border-top:1px solid rgba(255,255,255,.06);
      font-size:12px;
      color:var(--muted);
    }
    .heat{
      color:#ffd27c;
      font-weight:700;
    }
    .flow-bar{
      height:6px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      overflow:hidden;
      margin-top:12px;
    }
    .flow-bar span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--accent), var(--accent-2));
    }
    .content-split{
      display:grid;
      grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);
      gap:16px;
      align-items:stretch;
    }
    .feature-large{
      position:relative;
      min-height:420px;
      overflow:hidden;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(18,27,38,.94), rgba(13,19,27,.92));
      box-shadow:var(--shadow-soft);
    }
    .feature-large .cover{
      position:absolute;
      inset:0;
      background:url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
      transform:scale(1.01);
    }
    .feature-large::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(110deg, rgba(9,13,18,.20) 0%, rgba(9,13,18,.78) 58%, rgba(9,13,18,.92) 100%),
        linear-gradient(180deg, rgba(9,13,18,.12), rgba(9,13,18,.72));
      z-index:1;
    }
    .feature-large .inner{
      position:relative;
      z-index:2;
      height:100%;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      padding:22px;
    }
    .feature-large .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:14px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      font-size:12px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(10,15,20,.40);
      color:#ecf3fb;
    }
    .tag.hot{
      border-color:rgba(255,107,122,.22);
      background:rgba(255,107,122,.10);
      color:#ffd6db;
    }
    .feature-large h3{
      margin:0 0 10px;
      font-size:clamp(22px, 2.4vw, 31px);
      line-height:1.12;
      letter-spacing:-.3px;
      max-width:12em;
    }
    .feature-large p{
      margin:0;
      color:#d6e0ea;
      max-width:48ch;
      font-size:14px;
    }
    .feature-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:16px;
    }
    .meta-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      color:#edf4fb;
      font-size:12px;
    }
    .feature-side{
      display:grid;
      gap:14px;
    }
    .side-card{
      padding:16px;
      border-radius:20px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(18,27,38,.92), rgba(13,19,27,.92));
      box-shadow:var(--shadow-soft);
      display:flex;
      gap:14px;
      align-items:flex-start;
      transition:transform .18s ease, border-color .18s ease;
    }
    .side-card:hover{
      transform:translateY(-2px);
      border-color:rgba(255,182,77,.24);
    }
    .side-thumb{
      width:88px;
      aspect-ratio:1/1;
      border-radius:16px;
      overflow:hidden;
      flex:none;
      position:relative;
      border:1px solid rgba(255,255,255,.08);
      background:#111922;
    }
    .side-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .25s ease;
    }
    .side-card:hover .side-thumb img{transform:scale(1.04)}
    .side-body{
      min-width:0;
      flex:1;
    }
    .side-body .tag{
      margin-bottom:8px;
    }
    .side-body h4{
      margin:0 0 8px;
      font-size:16px;
      line-height:1.25;
    }
    .side-body p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .stat-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:12px;
    }
    .stat{
      padding:7px 10px;
      border-radius:12px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.07);
      font-size:12px;
      color:#dfe8f2;
    }
    .topic-wrap{
      display:grid;
      gap:16px;
    }
    .topic-search{
      display:flex;
      align-items:center;
      gap:10px;
      padding:14px;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(18,27,38,.92), rgba(13,19,27,.92));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
    }
    .topic-search input{
      flex:1;
      height:46px;
      padding:0 16px;
      border-radius:14px;
      background:#0c121a;
      border:1px solid rgba(255,255,255,.08);
      color:var(--text);
      outline:none;
      min-width:0;
      transition:border-color .18s ease, box-shadow .18s ease;
    }
    .topic-search input::placeholder{color:#7f90a4}
    .topic-search input:focus{
      border-color:rgba(51,234,212,.35);
      box-shadow:0 0 0 4px rgba(51,234,212,.08);
    }
    .topic-search button{
      min-width:120px;
    }
    .topic-grid{
      display:grid;
      grid-template-columns:repeat(12,minmax(0,1fr));
      gap:14px;
    }
    .topic-card{
      position:relative;
      overflow:hidden;
      min-height:220px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(18,27,38,.92), rgba(13,19,27,.92));
      box-shadow:var(--shadow-soft);
      transition:transform .18s ease, border-color .18s ease;
    }
    .topic-card:hover{
      transform:translateY(-2px);
      border-color:rgba(51,234,212,.25);
    }
    .topic-card img{
      width:100%;
      height:100%;
      object-fit:cover;
      position:absolute;
      inset:0;
      filter:saturate(.95) contrast(1.02);
      transform:scale(1.01);
    }
    .topic-card::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(7,11,16,.12), rgba(7,11,16,.86) 74%);
      z-index:1;
    }
    .topic-content{
      position:relative;
      z-index:2;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      height:100%;
      padding:18px;
    }
    .topic-content h3,
    .topic-content h4{
      margin:0;
      line-height:1.16;
      letter-spacing:-.2px;
    }
    .topic-content h3{font-size:24px;max-width:12em}
    .topic-content h4{font-size:18px;max-width:12em}
    .topic-content p{
      margin:10px 0 0;
      color:#d6e0ea;
      font-size:13px;
      line-height:1.7;
      max-width:34ch;
    }
    .topic-large{grid-column:span 7}
    .topic-medium{grid-column:span 5}
    .topic-small{grid-column:span 4; min-height:188px}
    .topic-bar{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
      margin-top:12px;
    }
    .topic-bar .tag{background:rgba(10,15,20,.48)}
    .section-note{
      color:var(--muted-2);
      font-size:12px;
      margin-top:10px;
    }
    .faq-wrap{
      display:grid;
      gap:12px;
    }
    details{
      border-radius:18px;
      background:linear-gradient(180deg, rgba(18,27,38,.90), rgba(13,19,27,.92));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:18px 18px 18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      font-weight:700;
      color:#f2f7fb;
      outline:none;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{
      content:"+";
      width:26px;
      height:26px;
      display:grid;
      place-items:center;
      border-radius:50%;
      color:#dfe8f2;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.03);
      flex:none;
      transition:transform .18s ease, background .18s ease;
    }
    details[open] summary::after{
      content:"–";
      background:rgba(51,234,212,.08);
      border-color:rgba(51,234,212,.18);
    }
    details[open] summary{border-bottom:1px solid rgba(255,255,255,.06)}
    .faq-body{
      padding:0 20px 18px;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .cta{
      padding:4px 0 24px;
    }
    .cta-box{
      position:relative;
      overflow:hidden;
      border-radius:28px;
      border:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(110deg, rgba(8,12,18,.92), rgba(14,20,29,.90)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .cta-box::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 18% 34%, rgba(51,234,212,.18), transparent 20%),
        radial-gradient(circle at 85% 20%, rgba(255,182,77,.14), transparent 22%),
        linear-gradient(180deg, rgba(8,12,18,.18), rgba(8,12,18,.74));
      pointer-events:none;
    }
    .cta-inner{
      position:relative;
      z-index:1;
      padding:clamp(24px, 4vw, 42px);
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(280px,.95fr);
      gap:20px;
      align-items:center;
    }
    .cta-copy h2{
      margin:0 0 10px;
      font-size:clamp(26px, 3.3vw, 40px);
      line-height:1.08;
      letter-spacing:-.4px;
    }
    .cta-copy p{
      margin:0;
      color:#d5dfeb;
      max-width:60ch;
      font-size:14px;
    }
    .cta-card{
      display:grid;
      gap:12px;
      padding:18px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(14,20,29,.72);
      backdrop-filter:blur(10px);
    }
    .cta-card .row{
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
      color:#eaf1f7;
      font-size:13px;
    }
    .cta-card .row span{
      color:var(--muted);
    }
    .cta-buttons{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:6px;
    }
    .footer{
      border-top:1px solid rgba(255,255,255,.08);
      padding:24px 0 28px;
      background:rgba(8,12,18,.78);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .9fr;
      gap:18px;
    }
    .footer-brand strong{
      display:block;
      font-size:18px;
      margin-bottom:8px;
    }
    .footer-brand p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
      max-width:42ch;
    }
    .footer-col h5{
      margin:0 0 10px;
      font-size:14px;
      color:#f3f8fc;
    }
    .footer-links{
      display:grid;
      gap:8px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:13px;
      transition:color .18s ease, transform .18s ease;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:#fff;
      transform:translateX(2px);
      outline:none;
    }
    .footer-note{
      margin-top:18px;
      padding-top:16px;
      border-top:1px solid rgba(255,255,255,.06);
      color:var(--muted-2);
      font-size:12px;
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
    }
    .focus-visible:focus,
    a:focus-visible,
    button:focus-visible,
    input:focus-visible{
      outline:2px solid rgba(51,234,212,.35);
      outline-offset:2px;
    }
    @media (max-width: 1080px){
      .hero-grid,
      .cta-inner,
      .content-split,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .quick-entry,
      .score-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .topic-large,
      .topic-medium,
      .topic-small{
        grid-column:span 6;
      }
      .hero-metrics{
        grid-template-columns:repeat(3,minmax(0,1fr));
      }
    }
    @media (max-width: 768px){
      .topbar-inner,
      .nav{
        flex-wrap:wrap;
      }
      .nav-links{
        width:100%;
        order:3;
        overflow-x:auto;
        padding-bottom:2px;
        scrollbar-width:none;
      }
      .nav-links::-webkit-scrollbar{display:none}
      .nav-meta{
        margin-left:auto;
      }
      .hero{
        padding-top:18px;
      }
      .hero-shell{
        border-radius:24px;
      }
      .hero-grid{
        min-height:auto;
        padding:20px;
        gap:18px;
      }
      h1{
        max-width:none;
        font-size:clamp(28px, 8vw, 44px);
      }
      .hero-copy{
        order:1;
      }
      .hero-panel{
        order:2;
      }
      .hero-metrics,
      .countdown,
      .quick-entry,
      .score-grid{
        grid-template-columns:1fr;
      }
      .hero-tags{
        gap:8px;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .topic-search{
        flex-direction:column;
        align-items:stretch;
      }
      .topic-search button{
        width:100%;
      }
      .topic-large,
      .topic-medium,
      .topic-small{
        grid-column:span 12;
      }
      .topic-content h3{
        font-size:22px;
      }
      .cta-inner{
        gap:16px;
      }
      .cta-card .row{
        flex-direction:column;
        align-items:flex-start;
      }
    }
    @media (max-width: 520px){
      .container{
        width:min(var(--container), calc(100% - 22px));
      }
      .topbar{
        font-size:11px;
      }
      .topbar-tags{
        gap:6px;
      }
      .topbar-tag,
      .nav-chip{
        padding-inline:8px;
      }
      .brand strong{
        font-size:16px;
      }
      .nav-link{
        height:38px;
        padding:0 12px;
        font-size:13px;
      }
      .hero-shell{
        border-radius:22px;
      }
      .hero-grid{
        padding:16px;
      }
      .panel-card,
      .score-card,
      .side-card,
      .topic-search,
      .topic-card,
      details,
      .cta-card{
        border-radius:18px;
      }
      .btn{
        width:100%;
      }
      .hero-actions,
      .cta-buttons{
        flex-direction:column;
      }
      .score-card{
        min-height:auto;
      }
      .feature-large{
        min-height:360px;
        border-radius:20px;
      }
      .feature-large .inner{
        padding:18px;
      }
      .footer-note{
        flex-direction:column;
      }
      summary{
        padding:16px;
      }
      .faq-body{
        padding:0 16px 16px;
      }
    }

/* roulang page: category1 */
:root{
      --bg: #071014;
      --bg-2: #0b161b;
      --panel: #101c22;
      --panel-2: #13232a;
      --panel-3: #0f1a20;
      --text: #ecf5f7;
      --muted: #92a7b1;
      --soft: #6f8791;
      --line: rgba(180, 208, 214, .12);
      --line-2: rgba(180, 208, 214, .18);
      --accent: #37e3c3;
      --accent-2: #ffb347;
      --accent-3: #ff5d5d;
      --shadow: 0 16px 40px rgba(0, 0, 0, .26);
      --shadow-soft: 0 10px 24px rgba(0, 0, 0, .16);
      --radius: 18px;
      --radius-sm: 12px;
      --radius-xs: 10px;
      --container: 1200px;
      --gap: 24px;
      --gap-sm: 14px;
      --trans: 180ms ease;
      --trans-slow: 260ms ease;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body{
      margin:0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 20% 0%, rgba(55, 227, 195, .12), transparent 28%),
        radial-gradient(circle at 100% 20%, rgba(255, 179, 71, .10), transparent 24%),
        linear-gradient(180deg, #061014 0%, #071216 40%, #071014 100%);
      min-height: 100vh;
      line-height: 1.7;
      letter-spacing: .2px;
      overflow-x: hidden;
    }
    body::before{
      content:"";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background-image:
        linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
      background-size: 56px 56px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.28), transparent 72%);
      opacity: .5;
      z-index: 0;
    }

    a{
      color: inherit;
      text-decoration: none;
      transition: color var(--trans), border-color var(--trans), background var(--trans), transform var(--trans), box-shadow var(--trans);
    }
    img{
      display: block;
      max-width: 100%;
      height: auto;
    }
    button, input, textarea, select{
      font: inherit;
    }
    button{
      cursor: pointer;
    }
    ::selection{
      background: rgba(55, 227, 195, .24);
      color: var(--text);
    }

    .container{
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
      position: relative;
      z-index: 1;
    }

    .topbar{
      position: relative;
      z-index: 2;
      border-bottom: 1px solid var(--line);
      background: rgba(6, 13, 16, .82);
      backdrop-filter: blur(10px);
    }
    .topbar-inner{
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 10px 0;
      color: var(--muted);
      font-size: 13px;
    }
    .topbar-tags{
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }
    .topbar-tag{
      display: inline-flex;
      align-items: center;
      padding: 5px 10px;
      border: 1px solid var(--line);
      border-radius: 999px;
      background: rgba(255,255,255,.03);
      color: #d2e4e8;
      line-height: 1;
      white-space: nowrap;
    }

    header{
      position: sticky;
      top: 0;
      z-index: 40;
      background: rgba(7, 16, 20, .76);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(180, 208, 214, .08);
    }
    .nav{
      display: flex;
      align-items: center;
      gap: 22px;
      padding: 16px 0;
    }
    .brand{
      display: inline-flex;
      flex-direction: column;
      gap: 4px;
      min-width: 220px;
      flex: 0 0 auto;
    }
    .brand strong{
      font-size: 20px;
      line-height: 1.15;
      letter-spacing: .4px;
      font-weight: 800;
      color: #f5fbfc;
    }
    .brand span{
      font-size: 12px;
      color: var(--muted);
      letter-spacing: .2px;
    }
    .nav-links{
      display: flex;
      align-items: center;
      gap: 18px;
      flex: 1;
      overflow: auto;
      scrollbar-width: none;
    }
    .nav-links::-webkit-scrollbar{ display:none; }
    .nav-link{
      position: relative;
      display: inline-flex;
      align-items: center;
      padding: 10px 2px;
      font-size: 14px;
      color: #d6e8ec;
      white-space: nowrap;
      opacity: .9;
    }
    .nav-link::after{
      content:"";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 3px;
      height: 2px;
      border-radius: 999px;
      background: transparent;
      transform: scaleX(.25);
      transform-origin: center;
      transition: transform var(--trans), background var(--trans);
    }
    .nav-link:hover{
      color: #fff;
      opacity: 1;
    }
    .nav-link:hover::after,
    .nav-link.active::after{
      background: var(--accent);
      transform: scaleX(1);
    }
    .nav-link.active{
      color: #fff;
      opacity: 1;
    }
    .nav-meta{
      display: flex;
      align-items: center;
      gap: 10px;
      flex: 0 0 auto;
    }
    .nav-chip{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 14px;
      border-radius: 999px;
      background: linear-gradient(135deg, rgba(55, 227, 195, .18), rgba(255, 179, 71, .10));
      border: 1px solid rgba(55, 227, 195, .25);
      color: #effcff;
      font-size: 13px;
      white-space: nowrap;
      box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
    }
    .nav-chip::before{
      content:"";
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: var(--accent);
      box-shadow: 0 0 0 6px rgba(55, 227, 195, .12);
    }

    main{
      position: relative;
      z-index: 1;
      padding: 28px 0 48px;
    }

    .category-banner{
      position: relative;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 28px;
      background:
        linear-gradient(135deg, rgba(7, 16, 20, .92), rgba(10, 22, 27, .82)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      box-shadow: var(--shadow);
      isolation: isolate;
    }
    .category-banner::before{
      content:"";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 18% 20%, rgba(55, 227, 195, .24), transparent 24%),
        radial-gradient(circle at 86% 18%, rgba(255, 179, 71, .18), transparent 18%),
        linear-gradient(180deg, rgba(5, 12, 15, .15), rgba(5, 12, 15, .72));
      z-index: -1;
    }
    .category-banner::after{
      content:"";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
      background-size: 48px 48px;
      opacity: .36;
      pointer-events: none;
    }
    .banner-inner{
      display: grid;
      grid-template-columns: minmax(0, 1.1fr) minmax(320px, .9fr);
      gap: 26px;
      padding: 34px;
      position: relative;
      z-index: 1;
    }
    .crumbs{
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
      color: var(--muted);
      font-size: 13px;
      margin-bottom: 14px;
    }
    .crumbs a{
      color: #dbecef;
    }
    .crumbs span{
      color: rgba(255,255,255,.32);
    }
    .banner-kicker{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border-radius: 999px;
      border: 1px solid rgba(55, 227, 195, .26);
      background: rgba(12, 24, 29, .7);
      color: #dffdf8;
      font-size: 13px;
      margin-bottom: 16px;
    }
    .banner-kicker i{
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 6px rgba(55, 227, 195, .10);
      display: inline-block;
    }
    h1{
      margin: 0 0 14px;
      font-size: clamp(34px, 5vw, 58px);
      line-height: 1.03;
      letter-spacing: -.8px;
      font-weight: 900;
      max-width: 10ch;
    }
    .hero-copy{
      max-width: 660px;
      margin: 0 0 22px;
      color: #d9e7ea;
      font-size: 16px;
      line-height: 1.85;
    }
    .hero-actions{
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 22px;
    }
    .btn{
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 46px;
      padding: 0 18px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-size: 14px;
      font-weight: 700;
      letter-spacing: .2px;
      transition: transform var(--trans), background var(--trans), border-color var(--trans), box-shadow var(--trans), color var(--trans);
      white-space: nowrap;
    }
    .btn-primary{
      background: linear-gradient(135deg, var(--accent), #28c9ab);
      color: #021114;
      box-shadow: 0 12px 26px rgba(55, 227, 195, .18);
    }
    .btn-primary:hover{
      transform: translateY(-1px);
      box-shadow: 0 16px 30px rgba(55, 227, 195, .24);
    }
    .btn-outline{
      border-color: rgba(255,255,255,.14);
      background: rgba(255,255,255,.03);
      color: #edf8fa;
    }
    .btn-outline:hover{
      transform: translateY(-1px);
      border-color: rgba(55, 227, 195, .35);
      background: rgba(55, 227, 195, .08);
    }
    .btn:focus-visible,
    .nav-link:focus-visible,
    .chip-link:focus-visible,
    .story-link:focus-visible,
    .details-link:focus-visible{
      outline: 2px solid rgba(55, 227, 195, .9);
      outline-offset: 3px;
    }

    .tag-row{
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }
    .chip-link{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 14px;
      border-radius: 999px;
      background: rgba(255,255,255,.04);
      border: 1px solid var(--line);
      color: #edf8fa;
      font-size: 13px;
      white-space: nowrap;
    }
    .chip-link:hover{
      transform: translateY(-1px);
      border-color: rgba(55, 227, 195, .3);
      background: rgba(55, 227, 195, .08);
    }
    .chip-link .mini-dot{
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--accent-2);
      box-shadow: 0 0 0 5px rgba(255, 179, 71, .12);
      flex: 0 0 auto;
    }

    .banner-panel{
      background: linear-gradient(180deg, rgba(15, 26, 32, .92), rgba(12, 20, 25, .82));
      border: 1px solid rgba(255,255,255,.08);
      border-radius: 22px;
      padding: 18px;
      box-shadow: var(--shadow-soft);
      align-self: stretch;
    }
    .panel-head{
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 16px;
    }
    .panel-title{
      margin: 0;
      font-size: 15px;
      font-weight: 800;
      letter-spacing: .2px;
    }
    .panel-badge{
      display: inline-flex;
      align-items: center;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.05);
      color: #d5e4e8;
      font-size: 12px;
      border: 1px solid var(--line);
    }
    .metric-grid{
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }
    .metric{
      border-radius: 16px;
      background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.025));
      border: 1px solid var(--line);
      padding: 14px;
      min-height: 104px;
    }
    .metric .label{
      display: block;
      color: var(--muted);
      font-size: 12px;
      margin-bottom: 10px;
    }
    .metric .value{
      display: block;
      font-size: 26px;
      line-height: 1;
      font-weight: 900;
      letter-spacing: -.8px;
      margin-bottom: 8px;
      color: #f7feff;
    }
    .metric .desc{
      color: #d9e5e8;
      font-size: 13px;
      line-height: 1.55;
    }
    .metric.good .value{ color: var(--accent); }
    .metric.warn .value{ color: var(--accent-2); }
    .metric.danger .value{ color: var(--accent-3); }
    .metric.neutral .value{ color: #f3f8f9; }

    .section{
      margin-top: 28px;
    }
    .section-head{
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 16px;
    }
    .section-title{
      margin: 0;
      font-size: 24px;
      line-height: 1.15;
      letter-spacing: -.4px;
      font-weight: 850;
    }
    .section-subtitle{
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.7;
      max-width: 58ch;
    }

    .filter-bar{
      position: sticky;
      top: 74px;
      z-index: 26;
      margin-top: 20px;
      padding: 12px 14px;
      border: 1px solid var(--line);
      border-radius: 18px;
      background: rgba(9, 18, 22, .74);
      backdrop-filter: blur(12px);
      box-shadow: 0 10px 22px rgba(0,0,0,.14);
    }
    .filter-row{
      display: flex;
      align-items: center;
      gap: 10px;
      overflow-x: auto;
      scrollbar-width: none;
      white-space: nowrap;
    }
    .filter-row::-webkit-scrollbar{ display:none; }
    .filter-label{
      display: inline-flex;
      align-items: center;
      padding: 9px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.04);
      border: 1px solid var(--line);
      color: #dce9ec;
      font-size: 13px;
      flex: 0 0 auto;
    }
    .filter-pill{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 38px;
      padding: 0 14px;
      border-radius: 999px;
      background: rgba(255,255,255,.03);
      border: 1px solid var(--line);
      color: #edf8fa;
      font-size: 13px;
      flex: 0 0 auto;
    }
    .filter-pill:hover{
      border-color: rgba(55, 227, 195, .34);
      background: rgba(55, 227, 195, .08);
      transform: translateY(-1px);
    }
    .filter-pill.active{
      background: linear-gradient(135deg, rgba(55, 227, 195, .16), rgba(255, 179, 71, .08));
      border-color: rgba(55, 227, 195, .34);
      color: #fff;
    }

    .timeline-grid{
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
    }
    .stage-card{
      position: relative;
      overflow: hidden;
      background: linear-gradient(180deg, rgba(16, 28, 34, .96), rgba(12, 19, 23, .96));
      border: 1px solid var(--line);
      border-radius: 18px;
      padding: 18px;
      box-shadow: var(--shadow-soft);
      transition: transform var(--trans), border-color var(--trans), box-shadow var(--trans);
    }
    .stage-card:hover{
      transform: translateY(-2px);
      border-color: rgba(55, 227, 195, .28);
      box-shadow: 0 14px 28px rgba(0,0,0,.2);
    }
    .stage-num{
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border-radius: 14px;
      background: rgba(55, 227, 195, .12);
      border: 1px solid rgba(55, 227, 195, .22);
      color: var(--accent);
      font-weight: 900;
      font-size: 16px;
      margin-bottom: 14px;
    }
    .stage-title{
      margin: 0 0 8px;
      font-size: 17px;
      font-weight: 820;
      line-height: 1.35;
    }
    .stage-copy{
      margin: 0 0 14px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.75;
    }
    .stage-meta{
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .meta-pill{
      display: inline-flex;
      align-items: center;
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.03);
      color: #dae8eb;
      font-size: 12px;
      line-height: 1;
    }
    .meta-pill.hot{
      border-color: rgba(255, 91, 91, .22);
      color: #ffd9d9;
      background: rgba(255, 91, 91, .08);
    }
    .meta-pill.good{
      border-color: rgba(55, 227, 195, .22);
      color: #d9fff8;
      background: rgba(55, 227, 195, .08);
    }
    .meta-pill.warn{
      border-color: rgba(255, 179, 71, .22);
      color: #fff1db;
      background: rgba(255, 179, 71, .08);
    }

    .content-grid{
      display: grid;
      grid-template-columns: minmax(0, 1fr) 320px;
      gap: 22px;
      align-items: start;
    }
    .story-stack{
      display: grid;
      gap: 16px;
    }
    .story-card{
      display: grid;
      grid-template-columns: 220px minmax(0, 1fr);
      gap: 16px;
      background: linear-gradient(180deg, rgba(16, 28, 34, .95), rgba(12, 19, 23, .94));
      border: 1px solid var(--line);
      border-radius: 20px;
      overflow: hidden;
      box-shadow: var(--shadow-soft);
      transition: transform var(--trans), border-color var(--trans), box-shadow var(--trans);
    }
    .story-card:hover{
      transform: translateY(-2px);
      border-color: rgba(55, 227, 195, .26);
      box-shadow: 0 16px 28px rgba(0,0,0,.22);
    }
    .story-media{
      position: relative;
      min-height: 100%;
      overflow: hidden;
      aspect-ratio: 16 / 10;
      background: #0d151a;
    }
    .story-media img{
      width: 100%;
      height: 100%;
      object-fit: cover;
      transform: scale(1);
      transition: transform var(--trans-slow);
      filter: saturate(1.02) contrast(1.02);
    }
    .story-card:hover .story-media img{
      transform: scale(1.045);
    }
    .story-media::after{
      content:"";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(4, 9, 11, .08), rgba(4, 9, 11, .58));
      pointer-events: none;
    }
    .story-body{
      padding: 18px 18px 18px 0;
      display: flex;
      flex-direction: column;
      justify-content: center;
      min-width: 0;
    }
    .story-tags{
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 12px;
    }
    .story-tag{
      display: inline-flex;
      align-items: center;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.04);
      border: 1px solid var(--line);
      color: #d9e7ea;
      font-size: 12px;
      line-height: 1;
    }
    .story-title{
      margin: 0 0 8px;
      font-size: 20px;
      line-height: 1.35;
      font-weight: 850;
      letter-spacing: -.2px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .story-copy{
      margin: 0 0 14px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.78;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .story-foot{
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
      justify-content: space-between;
      color: var(--soft);
      font-size: 12px;
    }
    .story-link{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #effcff;
      font-weight: 700;
      font-size: 13px;
    }
    .story-link:hover{
      color: var(--accent);
    }

    .rail{
      display: grid;
      gap: 14px;
      position: sticky;
      top: 150px;
    }
    .rail-card{
      background: linear-gradient(180deg, rgba(16, 28, 34, .96), rgba(12, 19, 23, .96));
      border: 1px solid var(--line);
      border-radius: 18px;
      padding: 16px;
      box-shadow: var(--shadow-soft);
    }
    .rail-card h3{
      margin: 0 0 12px;
      font-size: 16px;
      line-height: 1.35;
      font-weight: 820;
    }
    .tag-cloud{
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }
    .cloud-tag{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 34px;
      padding: 0 12px;
      border-radius: 999px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.03);
      color: #e9f6f8;
      font-size: 12px;
    }
    .cloud-tag::before{
      content:"";
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--accent-2);
      flex: 0 0 auto;
    }
    .update-list{
      display: grid;
      gap: 10px;
    }
    .update-item{
      display: grid;
      gap: 4px;
      padding: 11px 0;
      border-bottom: 1px solid var(--line);
    }
    .update-item:last-child{ border-bottom: 0; padding-bottom: 0; }
    .update-top{
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      font-size: 12px;
      color: var(--soft);
    }
    .update-title{
      font-size: 14px;
      color: #edf8fa;
      line-height: 1.55;
      margin: 0;
    }
    .note-box{
      border-radius: 16px;
      border: 1px solid rgba(255, 179, 71, .2);
      background: linear-gradient(180deg, rgba(255, 179, 71, .08), rgba(255, 255, 255, .02));
      padding: 14px;
      color: #f6ede1;
    }
    .note-box strong{
      display: block;
      margin-bottom: 8px;
      font-size: 15px;
      color: #fff6e6;
    }
    .note-box p{
      margin: 0;
      color: #eddcc2;
      font-size: 13px;
      line-height: 1.8;
    }

    .topic-grid{
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 16px;
    }
    .topic-main,
    .topic-small,
    .cta-card{
      position: relative;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 22px;
      background: linear-gradient(180deg, rgba(16, 28, 34, .95), rgba(12, 19, 23, .95));
      box-shadow: var(--shadow-soft);
    }
    .topic-main{
      min-height: 330px;
      padding: 22px;
      background:
        linear-gradient(135deg, rgba(8, 14, 16, .18), rgba(8, 14, 16, .86)),
        url('/assets/images/coverpic/cover-4.webp') center/cover no-repeat;
    }
    .topic-main::after,
    .topic-small::after,
    .cta-card::after{
      content:"";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(6, 12, 15, .10), rgba(6, 12, 15, .74));
      pointer-events: none;
    }
    .topic-inner{
      position: relative;
      z-index: 1;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      height: 100%;
      max-width: 540px;
    }
    .topic-label{
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 7px 10px;
      border-radius: 999px;
      background: rgba(7, 16, 20, .62);
      border: 1px solid rgba(255,255,255,.12);
      color: #effcff;
      font-size: 12px;
      margin-bottom: 12px;
    }
    .topic-title{
      margin: 0 0 10px;
      font-size: 28px;
      line-height: 1.2;
      letter-spacing: -.5px;
      font-weight: 900;
    }
    .topic-copy{
      margin: 0 0 16px;
      color: #d9e4e7;
      font-size: 14px;
      line-height: 1.8;
      max-width: 56ch;
    }
    .topic-row{
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
    }
    .topic-small-wrap{
      display: grid;
      gap: 16px;
    }
    .topic-small{
      min-height: calc((330px - 16px) / 2);
      padding: 18px;
      display: flex;
      align-items: flex-end;
      background-size: cover;
      background-position: center;
    }
    .topic-small:nth-child(1){
      background-image: linear-gradient(135deg, rgba(8, 14, 16, .20), rgba(8, 14, 16, .80)), url('/assets/images/coverpic/cover-1.webp');
    }
    .topic-small:nth-child(2){
      background-image: linear-gradient(135deg, rgba(8, 14, 16, .20), rgba(8, 14, 16, .80)), url('/assets/images/coverpic/cover-2.webp');
    }
    .topic-small:nth-child(3){
      background-image: linear-gradient(135deg, rgba(8, 14, 16, .20), rgba(8, 14, 16, .80)), url('/assets/images/coverpic/cover-3.webp');
    }
    .topic-card-inner{
      position: relative;
      z-index: 1;
      max-width: 320px;
    }
    .topic-card-inner h3{
      margin: 0 0 8px;
      font-size: 18px;
      line-height: 1.35;
      font-weight: 860;
    }
    .topic-card-inner p{
      margin: 0 0 12px;
      color: #dbe7ea;
      font-size: 13px;
      line-height: 1.7;
    }

    .faq-wrap{
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }
    details{
      border: 1px solid var(--line);
      border-radius: 16px;
      background: rgba(16, 28, 34, .92);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }
    summary{
      list-style: none;
      cursor: pointer;
      padding: 16px 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      font-size: 15px;
      font-weight: 760;
      color: #f4fbfc;
    }
    summary::-webkit-details-marker{ display: none; }
    summary::after{
      content: "＋";
      color: var(--accent);
      font-size: 20px;
      line-height: 1;
      flex: 0 0 auto;
      transition: transform var(--trans);
    }
    details[open] summary::after{
      transform: rotate(45deg);
    }
    details p{
      margin: 0;
      padding: 0 18px 18px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.85;
    }

    .cta-card{
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 18px;
      align-items: center;
      padding: 24px;
      background:
        linear-gradient(135deg, rgba(8, 14, 16, .12), rgba(8, 14, 16, .84)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
    }
    .cta-inner{
      position: relative;
      z-index: 1;
      max-width: 720px;
    }
    .cta-title{
      margin: 0 0 10px;
      font-size: clamp(24px, 3vw, 36px);
      line-height: 1.14;
      font-weight: 900;
      letter-spacing: -.5px;
    }
    .cta-copy{
      margin: 0;
      color: #dbe8ea;
      font-size: 15px;
      line-height: 1.9;
      max-width: 62ch;
    }
    .cta-actions{
      position: relative;
      z-index: 1;
      display: flex;
      flex-direction: column;
      gap: 10px;
      min-width: 220px;
      justify-self: end;
    }

    .footer{
      border-top: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(7, 15, 18, .78), rgba(5, 11, 14, .96));
      padding: 28px 0 22px;
      position: relative;
      z-index: 1;
    }
    .footer-grid{
      display: grid;
      grid-template-columns: 1.4fr .8fr .8fr;
      gap: 20px;
      padding-bottom: 20px;
    }
    .footer-brand strong{
      display: block;
      font-size: 18px;
      line-height: 1.35;
      margin-bottom: 10px;
    }
    .footer-brand p{
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.8;
      max-width: 42ch;
    }
    .footer-col h5{
      margin: 0 0 12px;
      font-size: 14px;
      color: #eef7f8;
      font-weight: 800;
    }
    .footer-links{
      display: grid;
      gap: 10px;
    }
    .footer-links a{
      color: var(--muted);
      font-size: 13px;
      line-height: 1.7;
    }
    .footer-links a:hover{
      color: var(--accent);
    }
    .footer-note{
      display: flex;
      flex-wrap: wrap;
      gap: 10px 16px;
      justify-content: space-between;
      padding-top: 16px;
      border-top: 1px solid rgba(180, 208, 214, .10);
      color: var(--soft);
      font-size: 12px;
    }

    .sr-only{
      position:absolute;
      width:1px;
      height:1px;
      padding:0;
      margin:-1px;
      overflow:hidden;
      clip:rect(0,0,0,0);
      white-space:nowrap;
      border:0;
    }

    @media (max-width: 1100px){
      .banner-inner,
      .content-grid,
      .topic-grid,
      .cta-card{
        grid-template-columns: 1fr;
      }
      .rail{
        position: static;
      }
      .story-card{
        grid-template-columns: 200px minmax(0, 1fr);
      }
      .faq-wrap{
        grid-template-columns: 1fr;
      }
      .footer-grid{
        grid-template-columns: 1fr;
      }
      .cta-actions{
        min-width: 0;
        justify-self: start;
        flex-direction: row;
        flex-wrap: wrap;
      }
    }
    @media (max-width: 768px){
      .topbar-inner,
      .nav{
        flex-direction: column;
        align-items: stretch;
      }
      .brand{
        min-width: 0;
      }
      .nav-links{
        gap: 14px;
      }
      .nav-meta{
        justify-content: flex-start;
      }
      main{
        padding-top: 18px;
      }
      .category-banner{
        border-radius: 22px;
      }
      .banner-inner{
        padding: 22px;
      }
      h1{
        max-width: 100%;
      }
      .hero-copy{
        margin-bottom: 18px;
      }
      .metric-grid{
        grid-template-columns: 1fr 1fr;
      }
      .timeline-grid{
        grid-template-columns: 1fr 1fr;
      }
      .story-card{
        grid-template-columns: 1fr;
      }
      .story-body{
        padding: 0 16px 16px;
      }
      .story-media{
        aspect-ratio: 16 / 9;
      }
      .section-head{
        flex-direction: column;
        align-items: flex-start;
      }
      .section-title{
        font-size: 22px;
      }
      .cta-card{
        padding: 20px;
      }
    }
    @media (max-width: 520px){
      .container{
        width: min(var(--container), calc(100% - 20px));
      }
      .topbar-inner{
        padding: 8px 0;
        gap: 10px;
      }
      .topbar-tags{
        gap: 6px;
      }
      .topbar-tag{
        padding: 4px 8px;
        font-size: 12px;
      }
      .nav{
        padding: 12px 0 14px;
        gap: 14px;
      }
      .brand strong{
        font-size: 18px;
      }
      .nav-chip{
        width: 100%;
        justify-content: center;
      }
      .banner-inner{
        padding: 18px;
      }
      h1{
        font-size: 30px;
        max-width: 100%;
      }
      .hero-copy{
        font-size: 15px;
      }
      .metric-grid{
        grid-template-columns: 1fr;
      }
      .timeline-grid{
        grid-template-columns: 1fr;
      }
      .topic-title,
      .cta-title{
        font-size: 24px;
      }
      .cta-actions{
        width: 100%;
      }
      .cta-actions .btn{
        width: 100%;
      }
      .footer-note{
        gap: 8px;
      }
    }