/* roulang page: index */
:root{
      --bg:#0d1116;
      --bg-2:#11161d;
      --panel:#141a22;
      --panel-2:#18212b;
      --line:#253142;
      --line-2:#314055;
      --text:#eef3f7;
      --muted:#9da9b7;
      --soft:#c7d0da;
      --brand:#39f0c2;
      --brand-2:#16c7a7;
      --warn:#ffb24d;
      --danger:#ff6b57;
      --shadow:0 10px 28px rgba(0,0,0,.26);
      --shadow-2:0 14px 36px rgba(0,0,0,.34);
      --radius:16px;
      --radius-sm:12px;
      --container:1200px;
      --gap:24px;
      --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
      --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--sans);
      color:var(--text);
      background:
        radial-gradient(1200px 520px at 15% 0%, rgba(57,240,194,.08), transparent 55%),
        radial-gradient(900px 460px at 100% 10%, rgba(255,178,77,.08), transparent 50%),
        linear-gradient(180deg, #0a0d11 0%, #0d1116 42%, #0a0d11 100%);
      line-height:1.65;
      letter-spacing:.2px;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    ::selection{background:rgba(57,240,194,.22);color:var(--text)}
    .container{
      width:min(100% - 32px, var(--container));
      margin-inline:auto;
    }
    .skip-link{
      position:absolute;left:-9999px;top:0;
      background:var(--brand);color:#061012;padding:10px 14px;border-radius:10px;z-index:1000;
    }
    .skip-link:focus{left:16px;top:16px}
    .site-header{
      position:sticky;top:0;z-index:100;
      backdrop-filter:saturate(120%);
      background:rgba(10,13,17,.88);
      border-bottom:1px solid rgba(49,64,85,.72);
    }
    .header-inner{
      min-height:72px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:800;
      letter-spacing:.4px;
      white-space:nowrap;
    }
    .brand-mark{
      width:40px;height:40px;border-radius:13px;
      display:grid;place-items:center;
      background:
        linear-gradient(145deg, rgba(57,240,194,.18), rgba(22,199,167,.06)),
        linear-gradient(180deg, #16202a, #10151c);
      border:1px solid rgba(57,240,194,.28);
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.02);
      color:var(--brand);
      flex:none;
    }
    .brand-mark svg{width:22px;height:22px}
    .brand-text{
      display:flex;flex-direction:column;line-height:1.1;min-width:0;
    }
    .brand-text strong{
      font-size:1rem;
      overflow:hidden;text-overflow:ellipsis;
    }
    .brand-text span{
      color:var(--muted);
      font-size:.78rem;
      font-weight:500;
      margin-top:4px;
    }
    .main-nav{
      display:flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      justify-content:center;
    }
    .nav-link{
      padding:10px 14px;
      border-radius:999px;
      color:var(--soft);
      border:1px solid transparent;
      transition:.22s ease;
      font-size:.95rem;
      font-weight:600;
    }
    .nav-link:hover,
    .nav-link:focus-visible{
      color:var(--text);
      background:rgba(255,255,255,.03);
      border-color:rgba(57,240,194,.24);
      outline:none;
      transform:translateY(-1px);
    }
    .nav-link.active{
      background:rgba(57,240,194,.12);
      color:var(--text);
      border-color:rgba(57,240,194,.28);
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.02);
    }
    .header-cta{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 15px;
      border-radius:999px;
      background:linear-gradient(180deg, rgba(57,240,194,.18), rgba(57,240,194,.08));
      color:var(--text);
      border:1px solid rgba(57,240,194,.34);
      box-shadow:0 8px 18px rgba(0,0,0,.18);
      transition:.22s ease;
      white-space:nowrap;
      font-weight:700;
    }
    .header-cta:hover,
    .header-cta:focus-visible{
      transform:translateY(-1px);
      border-color:rgba(57,240,194,.52);
      outline:none;
    }
    .hero{
      position:relative;
      padding:34px 0 18px;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(49,64,85,.88);
      border-radius:24px;
      background:
        linear-gradient(135deg, rgba(14,18,23,.86), rgba(14,18,23,.58)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      box-shadow:var(--shadow-2);
    }
    .hero-shell::before{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(135deg, rgba(8,11,15,.72) 10%, rgba(8,11,15,.42) 60%, rgba(8,11,15,.58) 100%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:28px;
      padding:34px;
      align-items:stretch;
      min-height:560px;
    }
    .hero-copy{
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:22px;
      padding-right:10px;
    }
    .hero-kicker{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:8px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 11px;
      border-radius:999px;
      border:1px solid rgba(57,240,194,.22);
      background:rgba(255,255,255,.03);
      color:var(--soft);
      font-size:.84rem;
      line-height:1;
      transition:.2s ease;
    }
    .tag:hover{background:rgba(57,240,194,.08);border-color:rgba(57,240,194,.34);color:var(--text)}
    .hero h1{
      margin:0;
      font-size:clamp(2rem, 4vw, 4.2rem);
      line-height:1.05;
      font-weight:900;
      letter-spacing:-.8px;
      max-width:10ch;
    }
    .hero-sub{
      margin:0;
      max-width:62ch;
      color:#d4dbe3;
      font-size:1.03rem;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 18px;
      border-radius:12px;
      font-weight:700;
      letter-spacing:.2px;
      border:1px solid transparent;
      transition:.22s ease;
      cursor:pointer;
      user-select:none;
    }
    .btn-primary{
      background:linear-gradient(180deg, var(--brand), #23d6b1);
      color:#071015;
      box-shadow:0 10px 24px rgba(25,204,170,.16);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible{
      transform:translateY(-2px);
      box-shadow:0 12px 28px rgba(25,204,170,.24);
      outline:none;
    }
    .btn-secondary{
      background:rgba(255,255,255,.02);
      color:var(--text);
      border-color:rgba(57,240,194,.24);
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible{
      background:rgba(57,240,194,.08);
      border-color:rgba(57,240,194,.42);
      transform:translateY(-2px);
      outline:none;
    }
    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .metric{
      padding:16px 14px;
      border-radius:18px;
      background:linear-gradient(180deg, rgba(20,26,34,.96), rgba(18,23,31,.92));
      border:1px solid rgba(49,64,85,.9);
      box-shadow:var(--shadow);
      min-height:92px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .metric strong{
      font-family:var(--mono);
      font-size:1.42rem;
      letter-spacing:.2px;
      color:var(--brand);
      line-height:1;
    }
    .metric span{
      color:var(--muted);
      font-size:.88rem;
    }
    .hero-panel{
      display:flex;
      flex-direction:column;
      gap:14px;
      align-self:stretch;
    }
    .hero-panel .panel-card{
      position:relative;
      overflow:hidden;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(20,26,34,.98), rgba(16,21,28,.96));
      border:1px solid rgba(49,64,85,.9);
      box-shadow:var(--shadow);
      padding:18px;
      min-height:0;
    }
    .panel-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
    }
    .panel-title{
      margin:0 0 6px;
      font-size:1rem;
      font-weight:800;
    }
    .panel-text{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
    }
    .mini-score{
      display:flex;
      align-items:baseline;
      gap:8px;
      font-family:var(--mono);
      font-size:1.5rem;
      font-weight:800;
      color:var(--text);
      white-space:nowrap;
    }
    .mini-score em{
      font-style:normal;
      color:var(--brand);
      font-size:.92rem;
      font-weight:700;
    }
    .mini-list{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .mini-row{
      display:flex;
      justify-content:space-between;
      gap:12px;
      padding:11px 12px;
      border-radius:14px;
      background:rgba(255,255,255,.02);
      border:1px solid rgba(49,64,85,.68);
    }
    .mini-row b{
      font-size:.94rem;
    }
    .mini-row span{
      color:var(--muted);
      font-size:.85rem;
    }
    .cover-frame{
      margin-top:auto;
      overflow:hidden;
      border-radius:18px;
      border:1px solid rgba(49,64,85,.84);
      aspect-ratio: 16 / 10;
      position:relative;
    }
    .cover-frame img{
      width:100%;
      height:100%;
      object-fit:cover;
      transform:scale(1.02);
      transition:transform .45s ease;
    }
    .cover-frame::after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg, rgba(5,8,11,.04), rgba(5,8,11,.4));
      pointer-events:none;
    }
    .panel-card:hover .cover-frame img{transform:scale(1.07)}
    .status-strip{
      margin-top:-6px;
      padding:14px 0 6px;
    }
    .strip-box{
      overflow:auto hidden;
      scrollbar-width:thin;
      -webkit-overflow-scrolling:touch;
      padding-bottom:6px;
    }
    .strip-row{
      display:flex;
      gap:12px;
      min-width:max-content;
    }
    .strip-item{
      display:flex;
      align-items:center;
      gap:10px;
      padding:13px 15px;
      border-radius:999px;
      background:linear-gradient(180deg, rgba(20,26,34,.96), rgba(15,19,25,.96));
      border:1px solid rgba(49,64,85,.88);
      box-shadow:0 8px 22px rgba(0,0,0,.22);
      white-space:nowrap;
      transition:.2s ease;
    }
    .strip-item:hover{
      border-color:rgba(57,240,194,.34);
      transform:translateY(-2px);
    }
    .strip-item strong{
      color:var(--brand);
      font-family:var(--mono);
      font-size:.94rem;
    }
    .strip-item span{
      color:var(--soft);
      font-size:.93rem;
    }
    .section{
      padding:28px 0 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:16px;
      margin-bottom:16px;
    }
    .section-title{
      margin:0;
      font-size:1.48rem;
      font-weight:850;
      letter-spacing:-.4px;
    }
    .section-desc{
      margin:0;
      color:var(--muted);
      max-width:62ch;
      font-size:.95rem;
    }
    .section-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(57,240,194,.08);
      color:var(--text);
      border:1px solid rgba(57,240,194,.22);
      font-size:.84rem;
      white-space:nowrap;
    }
    .feature-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr .8fr;
      gap:var(--gap);
    }
    .feature-card{
      overflow:hidden;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(20,26,34,.98), rgba(16,21,28,.96));
      border:1px solid rgba(49,64,85,.9);
      box-shadow:var(--shadow);
      transition:.24s ease;
      min-height:100%;
    }
    .feature-card:hover{
      transform:translateY(-4px);
      border-color:rgba(57,240,194,.34);
      box-shadow:var(--shadow-2);
    }
    .feature-media{
      position:relative;
      aspect-ratio: 16 / 10;
      overflow:hidden;
      border-bottom:1px solid rgba(49,64,85,.84);
    }
    .feature-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .5s ease;
    }
    .feature-card:hover .feature-media img{transform:scale(1.06)}
    .feature-media::after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg, rgba(6,10,13,.06), rgba(6,10,13,.42));
      pointer-events:none;
    }
    .feature-body{
      padding:18px;
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .card-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:var(--muted);
      font-size:.84rem;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:5px 9px;
      border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(49,64,85,.72);
      color:var(--soft);
      font-size:.79rem;
    }
    .pill.hot{background:rgba(255,178,77,.12);border-color:rgba(255,178,77,.24);color:#ffd59a}
    .pill.good{background:rgba(57,240,194,.1);border-color:rgba(57,240,194,.22);color:#baf8e8}
    .feature-body h3{
      margin:0;
      font-size:1.2rem;
      line-height:1.22;
      letter-spacing:-.2px;
    }
    .feature-body p{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .feature-foot{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      margin-top:4px;
      padding-top:12px;
      border-top:1px solid rgba(49,64,85,.68);
      font-size:.88rem;
      color:var(--soft);
    }
    .feature-foot b{
      color:var(--brand);
      font-family:var(--mono);
      font-weight:800;
    }
    .topic-grid{
      display:grid;
      grid-template-columns: 1fr .95fr;
      gap:var(--gap);
      align-items:stretch;
    }
    .topic-card,
    .info-card{
      border-radius:20px;
      background:linear-gradient(180deg, rgba(20,26,34,.98), rgba(15,19,25,.98));
      border:1px solid rgba(49,64,85,.9);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .topic-card{
      display:grid;
      grid-template-columns: .98fr 1.02fr;
      min-height:320px;
    }
    .topic-media{
      position:relative;
      min-height:100%;
      overflow:hidden;
    }
    .topic-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .5s ease;
    }
    .topic-card:hover .topic-media img{transform:scale(1.06)}
    .topic-media::after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(135deg, rgba(8,11,15,.28), rgba(8,11,15,.66));
    }
    .topic-content{
      padding:24px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:16px;
    }
    .topic-content h3{
      margin:0;
      font-size:1.38rem;
      line-height:1.18;
      letter-spacing:-.3px;
    }
    .topic-content p{
      margin:0;
      color:var(--muted);
    }
    .topic-list{
      display:grid;
      gap:10px;
    }
    .topic-line{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:12px 14px;
      border-radius:14px;
      background:rgba(255,255,255,.02);
      border:1px solid rgba(49,64,85,.72);
    }
    .topic-line i{
      font-style:normal;
      color:var(--brand);
      font-family:var(--mono);
      font-weight:800;
      min-width:32px;
    }
    .topic-line span{color:var(--soft);font-size:.92rem}
    .topic-actions{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .info-card{
      padding:20px;
      display:grid;
      gap:14px;
    }
    .info-grid{
      display:grid;
      gap:12px;
    }
    .info-stat{
      padding:14px 15px;
      border-radius:16px;
      background:rgba(255,255,255,.02);
      border:1px solid rgba(49,64,85,.72);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .info-stat strong{
      font-family:var(--mono);
      color:var(--text);
      font-size:1rem;
    }
    .info-stat small{
      color:var(--muted);
    }
    .info-notes{
      padding-top:10px;
      border-top:1px solid rgba(49,64,85,.68);
      display:grid;
      gap:10px;
      color:var(--soft);
      font-size:.92rem;
    }
    .list-board{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:var(--gap);
      align-items:stretch;
    }
    .rank-card{
      border-radius:20px;
      background:linear-gradient(180deg, rgba(20,26,34,.98), rgba(15,19,25,.98));
      border:1px solid rgba(49,64,85,.9);
      box-shadow:var(--shadow);
      padding:20px;
    }
    .rank-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:14px;
    }
    .rank-head h3{
      margin:0;
      font-size:1.1rem;
    }
    .rank-head span{
      color:var(--muted);
      font-size:.88rem;
    }
    .rank-list{
      display:grid;
      gap:10px;
    }
    .rank-item{
      display:grid;
      grid-template-columns: auto 1fr auto;
      gap:12px;
      align-items:center;
      padding:13px 14px;
      border-radius:16px;
      background:rgba(255,255,255,.02);
      border:1px solid rgba(49,64,85,.72);
      transition:.2s ease;
    }
    .rank-item:hover{
      transform:translateY(-2px);
      border-color:rgba(57,240,194,.3);
    }
    .rank-num{
      width:32px;height:32px;border-radius:10px;
      display:grid;place-items:center;
      background:rgba(57,240,194,.12);
      color:var(--brand);
      font-weight:800;
      font-family:var(--mono);
    }
    .rank-item b{
      display:block;
      margin-bottom:3px;
      font-size:.95rem;
    }
    .rank-item p{
      margin:0;
      color:var(--muted);
      font-size:.86rem;
    }
    .rank-side{
      text-align:right;
      font-family:var(--mono);
      color:var(--soft);
      font-size:.9rem;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:var(--gap);
      align-items:start;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border-radius:18px;
      overflow:hidden;
      border:1px solid rgba(49,64,85,.9);
      background:linear-gradient(180deg, rgba(20,26,34,.98), rgba(15,19,25,.98));
      box-shadow:var(--shadow);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 18px;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:14px;
      font-weight:700;
      color:var(--text);
      transition:.2s ease;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:hover{background:rgba(255,255,255,.02)}
    .faq-item summary::after{
      content:"+";
      color:var(--brand);
      font-weight:900;
      font-size:1.2rem;
      line-height:1;
      transition:transform .2s ease;
    }
    .faq-item[open] summary{
      border-bottom:1px solid rgba(49,64,85,.72);
      background:rgba(57,240,194,.05);
    }
    .faq-item[open] summary::after{content:"—"}
    .faq-item .faq-body{
      padding:0 18px 18px;
      color:var(--soft);
    }
    .side-stack{
      display:grid;
      gap:12px;
    }
    .notice-card{
      border-radius:18px;
      background:linear-gradient(180deg, rgba(20,26,34,.98), rgba(15,19,25,.98));
      border:1px solid rgba(49,64,85,.9);
      box-shadow:var(--shadow);
      padding:18px;
    }
    .notice-card h3{
      margin:0 0 12px;
      font-size:1.05rem;
    }
    .notice-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .notice-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--soft);
      font-size:.92rem;
      padding:10px 0;
      border-bottom:1px dashed rgba(49,64,85,.7);
    }
    .notice-list li:last-child{border-bottom:0;padding-bottom:0}
    .notice-list strong{
      color:var(--brand);
      font-family:var(--mono);
      min-width:54px;
      font-size:.88rem;
    }
    .cta-block{
      margin:30px 0 0;
      padding:28px 0 38px;
    }
    .cta-shell{
      position:relative;
      overflow:hidden;
      border-radius:24px;
      border:1px solid rgba(49,64,85,.9);
      background:
        linear-gradient(135deg, rgba(10,13,17,.84), rgba(10,13,17,.56)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow:var(--shadow-2);
    }
    .cta-shell::before{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(135deg, rgba(8,11,15,.74), rgba(8,11,15,.36));
    }
    .cta-inner{
      position:relative;
      padding:30px;
      display:grid;
      grid-template-columns: 1fr auto;
      gap:18px;
      align-items:center;
    }
    .cta-inner h2{
      margin:0 0 8px;
      font-size:1.6rem;
      line-height:1.16;
      letter-spacing:-.4px;
    }
    .cta-inner p{
      margin:0;
      color:#d5dce4;
      max-width:64ch;
    }
    .cta-panel{
      display:flex;
      flex-direction:column;
      gap:12px;
      align-items:stretch;
      min-width:min(100%, 360px);
    }
    .field-row{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .search-input{
      flex:1 1 260px;
      min-height:46px;
      border-radius:12px;
      border:1px solid rgba(49,64,85,.9);
      background:rgba(14,18,23,.88);
      color:var(--text);
      padding:0 14px;
      outline:none;
      transition:.2s ease;
    }
    .search-input::placeholder{color:#7f8996}
    .search-input:focus{
      border-color:rgba(57,240,194,.42);
      box-shadow:0 0 0 3px rgba(57,240,194,.12);
    }
    .cta-chips{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .mini-chip{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(49,64,85,.72);
      color:var(--soft);
      font-size:.82rem;
    }
    .mini-chip strong{color:var(--brand);font-family:var(--mono)}
    .site-footer{
      margin-top:6px;
      border-top:1px solid rgba(49,64,85,.8);
      background:linear-gradient(180deg, rgba(12,16,21,.92), rgba(8,11,15,.98));
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.25fr .8fr .8fr 1.05fr;
      gap:var(--gap);
      padding:30px 0 24px;
    }
    .footer-col h3{
      margin:0 0 12px;
      font-size:1rem;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:14px;
    }
    .footer-text{
      color:var(--muted);
      font-size:.92rem;
      max-width:34ch;
    }
    .footer-links{
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:var(--soft);
      transition:.2s ease;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:var(--brand);
      outline:none;
    }
    .footer-note{
      color:var(--muted);
      font-size:.88rem;
      line-height:1.7;
    }
    .footer-bottom{
      padding:14px 0 22px;
      border-top:1px solid rgba(49,64,85,.66);
      color:var(--muted);
      font-size:.88rem;
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      justify-content:space-between;
      align-items:center;
    }
    .mono{font-family:var(--mono)}
    .section-divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(57,240,194,.22), transparent);
      margin:28px 0 0;
    }
    .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;
    }
    :focus-visible{
      outline:2px solid rgba(57,240,194,.58);
      outline-offset:2px;
    }
    @media (max-width: 1180px){
      .hero-grid,
      .topic-grid,
      .faq-wrap,
      .list-board,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .feature-grid{
        grid-template-columns:1fr 1fr;
      }
      .topic-card{
        grid-template-columns:1fr;
      }
      .hero-copy{
        padding-right:0;
      }
      .hero h1{max-width:12ch}
      .cta-inner{
        grid-template-columns:1fr;
      }
    }
    @media (max-width: 860px){
      .header-inner{
        flex-wrap:wrap;
        justify-content:center;
        padding:12px 0;
      }
      .brand{order:1}
      .main-nav{order:3;width:100%;justify-content:flex-start;overflow:auto hidden;padding-bottom:6px}
      .header-cta{order:2}
      .hero{padding-top:18px}
      .hero-grid{padding:20px;min-height:auto}
      .hero-metrics{
        grid-template-columns:1fr;
      }
      .feature-grid{
        grid-template-columns:1fr;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .cta-inner,
      .footer-grid{
        padding-left:0;
        padding-right:0;
      }
      .cta-shell .cta-inner{padding:22px}
      .hero-panel .panel-card{padding:16px}
    }
    @media (max-width: 520px){
      .container{width:min(100% - 20px, var(--container))}
      .header-inner{gap:10px}
      .brand-text span{display:none}
      .nav-link{padding:9px 12px;font-size:.9rem}
      .header-cta{padding:9px 12px;font-size:.92rem}
      .hero-shell{border-radius:20px}
      .hero-grid{padding:16px;gap:18px}
      .hero h1{font-size:2rem}
      .hero-sub{font-size:.95rem}
      .btn{width:100%}
      .hero-actions{display:grid;grid-template-columns:1fr}
      .strip-item{padding:11px 13px}
      .section-title{font-size:1.26rem}
      .feature-body,
      .topic-content,
      .info-card,
      .rank-card,
      .notice-card{padding:16px}
      .feature-foot{flex-direction:column;align-items:flex-start}
      .rank-item{
        grid-template-columns:auto 1fr;
      }
      .rank-side{
        grid-column:2;
        text-align:left;
      }
      .cta-panel{min-width:0}
      .field-row{display:grid;grid-template-columns:1fr}
      .search-input{width:100%}
      .cta-shell .cta-inner{padding:18px}
      .faq-item summary{padding:16px}
      .faq-item .faq-body{padding:0 16px 16px}
    }

/* roulang page: category1 */
:root{
      --bg:#0b0f12;
      --bg-2:#11161c;
      --surface:#151b22;
      --surface-2:#1a2129;
      --surface-3:#202932;
      --text:#ecf2f7;
      --muted:#9aa6b2;
      --soft:#7c8794;
      --line:#26303a;
      --line-2:#2f3b46;
      --accent:#33f0cf;
      --accent-2:#8aff72;
      --accent-3:#ffb15a;
      --danger:#ff6b6b;
      --shadow:0 12px 28px rgba(0,0,0,.34);
      --shadow-soft:0 8px 22px rgba(0,0,0,.22);
      --radius:16px;
      --radius-sm:12px;
      --radius-xs:10px;
      --container:1280px;
      --gap:24px;
      --gap-sm:14px;
      --mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;
      --font:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      background:
        radial-gradient(1200px 600px at 12% 0%, rgba(51,240,207,.10), transparent 55%),
        radial-gradient(900px 520px at 92% 12%, rgba(138,255,114,.08), transparent 52%),
        linear-gradient(180deg, #0b0f12 0%, #0b0f12 18%, #0d1116 100%);
      line-height:1.65;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(51,240,207,.28);color:#fff}
    .container{
      width:min(100% - 32px, var(--container));
      margin:0 auto;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(10,14,18,.92);
      border-bottom:1px solid rgba(255,255,255,.06);
      backdrop-filter:saturate(110%);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      gap:18px;
      justify-content:space-between;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .brand-mark{
      width:42px;height:42px;
      display:grid;
      place-items:center;
      border-radius:14px;
      background:linear-gradient(180deg, rgba(51,240,207,.16), rgba(51,240,207,.06));
      border:1px solid rgba(51,240,207,.25);
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.02);
      color:var(--accent);
      flex:none;
    }
    .brand-mark svg{width:24px;height:24px}
    .brand-text{
      display:flex;
      flex-direction:column;
      gap:2px;
      min-width:0;
    }
    .brand-text strong{
      font-size:15px;
      line-height:1.2;
      letter-spacing:.2px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-text span{
      font-size:12px;
      color:var(--muted);
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .main-nav{
      display:flex;
      align-items:center;
      gap:10px;
      padding:8px;
      border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.05);
    }
    .nav-link{
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      line-height:1;
      border:1px solid transparent;
      transition:all .22s ease;
      white-space:nowrap;
    }
    .nav-link:hover,
    .nav-link:focus-visible{
      color:var(--text);
      border-color:rgba(51,240,207,.24);
      background:rgba(51,240,207,.06);
      outline:none;
    }
    .nav-link.active{
      color:#081114;
      background:linear-gradient(180deg, var(--accent), #67ffd7);
      box-shadow:0 6px 14px rgba(51,240,207,.16);
      font-weight:700;
    }
    .header-cta{
      padding:11px 16px;
      border-radius:999px;
      color:#071114;
      background:linear-gradient(180deg, var(--accent-2), #c5ffb0);
      font-weight:700;
      border:1px solid rgba(138,255,114,.36);
      box-shadow:0 10px 20px rgba(138,255,114,.10);
      transition:transform .2s ease, filter .2s ease, box-shadow .2s ease;
      white-space:nowrap;
    }
    .header-cta:hover,
    .header-cta:focus-visible{
      transform:translateY(-1px);
      filter:brightness(1.03);
      outline:none;
      box-shadow:0 12px 24px rgba(138,255,114,.14);
    }

    .page-hero{
      position:relative;
      overflow:hidden;
      border-bottom:1px solid rgba(255,255,255,.05);
      background:
        linear-gradient(180deg, rgba(10,14,18,.28), rgba(10,14,18,.90)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    }
    .page-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(11,15,18,.88) 0%, rgba(11,15,18,.68) 48%, rgba(11,15,18,.74) 100%),
        linear-gradient(180deg, rgba(11,15,18,.25), rgba(11,15,18,.72));
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.12fr .88fr;
      gap:28px;
      padding:34px 0 28px;
      align-items:stretch;
    }
    .crumbs{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
      color:var(--muted);
      font-size:13px;
      margin-bottom:14px;
    }
    .crumbs a{
      color:#d9e2ea;
      transition:color .2s ease;
    }
    .crumbs a:hover{color:var(--accent)}
    .crumbs .sep{opacity:.45}
    .category-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(51,240,207,.10);
      border:1px solid rgba(51,240,207,.22);
      color:#c9fff3;
      font-size:13px;
      font-weight:700;
      margin-bottom:16px;
    }
    .category-pill::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(51,240,207,.10);
    }
    .hero-copy h1{
      margin:0 0 14px;
      font-size:clamp(30px, 4vw, 54px);
      line-height:1.06;
      letter-spacing:-.02em;
      max-width:12ch;
    }
    .hero-copy p{
      margin:0;
      max-width:60ch;
      color:#d0d7de;
      font-size:16px;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin:18px 0 22px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:8px 11px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      color:#dbe3ea;
      font-size:13px;
      white-space:nowrap;
      transition:all .2s ease;
    }
    .tag:hover,
    .tag:focus-visible{
      border-color:rgba(51,240,207,.24);
      background:rgba(51,240,207,.07);
      outline:none;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-bottom:18px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 18px;
      border-radius:12px;
      border:1px solid transparent;
      font-weight:700;
      transition:transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, filter .2s ease;
      white-space:nowrap;
    }
    .btn:hover,
    .btn:focus-visible{
      transform:translateY(-1px);
      outline:none;
    }
    .btn-primary{
      color:#071114;
      background:linear-gradient(180deg, var(--accent), #7ef6dd);
      box-shadow:0 10px 20px rgba(51,240,207,.12);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible{
      filter:brightness(1.03);
      box-shadow:0 12px 24px rgba(51,240,207,.16);
    }
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.02);
      border-color:rgba(255,255,255,.12);
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible{
      background:rgba(255,255,255,.05);
      border-color:rgba(51,240,207,.22);
    }
    .hero-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      color:var(--muted);
      font-size:13px;
    }
    .hero-meta .meta-dot{
      width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.28);
    }

    .hero-panel{
      display:grid;
      gap:14px;
      align-content:start;
    }
    .hero-feature{
      position:relative;
      min-height:320px;
      border-radius:var(--radius);
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      background:var(--surface);
      box-shadow:var(--shadow-soft);
    }
    .hero-feature img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:320px;
      filter:saturate(1.02) contrast(1.02);
    }
    .hero-feature::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(7,10,13,.05), rgba(7,10,13,.72));
    }
    .hero-feature-content{
      position:absolute;
      inset:auto 0 0 0;
      z-index:1;
      padding:20px;
      display:grid;
      gap:10px;
    }
    .hero-feature-content strong{
      font-size:20px;
      line-height:1.2;
      letter-spacing:-.01em;
    }
    .hero-feature-content span{
      color:#d4dde5;
      font-size:14px;
      max-width:42ch;
    }
    .feature-badges{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      font-size:12px;
      line-height:1;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.04);
      color:#e8eef4;
    }
    .badge.hot{border-color:rgba(255,177,90,.25);background:rgba(255,177,90,.08);color:#ffd8aa}
    .badge.ok{border-color:rgba(138,255,114,.25);background:rgba(138,255,114,.08);color:#d8ffcb}
    .badge.info{border-color:rgba(51,240,207,.25);background:rgba(51,240,207,.08);color:#c6fff2}
    .hero-stats{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
    }
    .stat-card{
      padding:14px 14px 13px;
      border-radius:14px;
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
    }
    .stat-card em{
      display:block;
      font-style:normal;
      color:var(--muted);
      font-size:12px;
      margin-bottom:6px;
    }
    .stat-card strong{
      display:block;
      font-family:var(--mono);
      font-size:22px;
      line-height:1;
      letter-spacing:.02em;
      color:#f5fbff;
      margin-bottom:6px;
    }
    .stat-card small{
      display:block;
      color:#c9d2da;
      font-size:12px;
    }

    .ticker{
      position:relative;
      margin-top:-1px;
      border-top:1px solid rgba(255,255,255,.05);
      border-bottom:1px solid rgba(255,255,255,.05);
      background:linear-gradient(180deg, rgba(16,20,25,.96), rgba(13,17,22,.96));
    }
    .ticker-row{
      display:flex;
      gap:12px;
      padding:14px 0;
      overflow:auto;
      scrollbar-width:thin;
      scrollbar-color:rgba(51,240,207,.22) transparent;
    }
    .ticker-row::-webkit-scrollbar{height:8px}
    .ticker-row::-webkit-scrollbar-thumb{background:rgba(51,240,207,.18);border-radius:999px}
    .ticker-item{
      flex:0 0 auto;
      display:flex;
      align-items:center;
      gap:10px;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.07);
      color:#dde5ec;
      font-size:13px;
      white-space:nowrap;
    }
    .ticker-item strong{
      font-family:var(--mono);
      color:var(--accent);
      font-size:14px;
    }

    main{display:block}
    .section{
      padding:28px 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:18px;
    }
    .section-title{
      margin:0;
      font-size:24px;
      line-height:1.15;
      letter-spacing:-.02em;
    }
    .section-desc{
      margin:8px 0 0;
      color:var(--muted);
      font-size:14px;
      max-width:68ch;
    }
    .section-meta{
      color:var(--soft);
      font-size:13px;
      white-space:nowrap;
    }

    .content-grid{
      display:grid;
      grid-template-columns:minmax(0, 1.75fr) minmax(290px, .85fr);
      gap:24px;
      align-items:start;
    }
    .panel{
      background:linear-gradient(180deg, rgba(21,27,34,.98), rgba(17,22,28,.98));
      border:1px solid rgba(255,255,255,.07);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
    }

    .toolbar{
      padding:16px;
      display:grid;
      gap:14px;
      margin-bottom:18px;
    }
    .filter-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
    }
    .chip{
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.03);
      color:#dce4eb;
      border-radius:999px;
      padding:9px 13px;
      font-size:13px;
      line-height:1;
      transition:all .2s ease;
    }
    .chip:hover,
    .chip:focus-visible{
      border-color:rgba(51,240,207,.25);
      background:rgba(51,240,207,.08);
      outline:none;
    }
    .chip.active{
      color:#071114;
      background:linear-gradient(180deg, var(--accent), #78f6d9);
      border-color:transparent;
      font-weight:700;
    }
    .search-form{
      display:flex;
      gap:10px;
      align-items:center;
      flex-wrap:wrap;
    }
    .search-input{
      flex:1 1 260px;
      min-height:46px;
      padding:0 14px;
      border-radius:12px;
      border:1px solid rgba(255,255,255,.10);
      background:#0e1318;
      color:var(--text);
      outline:none;
      transition:border-color .2s ease, box-shadow .2s ease;
    }
    .search-input::placeholder{color:#7d8893}
    .search-input:focus{
      border-color:rgba(51,240,207,.28);
      box-shadow:0 0 0 3px rgba(51,240,207,.10);
    }

    .lead-card{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:16px;
      padding:16px;
      margin-bottom:18px;
    }
    .lead-media{
      position:relative;
      border-radius:14px;
      overflow:hidden;
      min-height:260px;
      border:1px solid rgba(255,255,255,.08);
    }
    .lead-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:260px;
    }
    .lead-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(6,9,12,.08), rgba(6,9,12,.65));
    }
    .lead-copy{
      display:grid;
      align-content:start;
      gap:12px;
      padding:6px 4px 6px 2px;
    }
    .lead-copy h2{
      margin:0;
      font-size:26px;
      line-height:1.12;
      letter-spacing:-.02em;
    }
    .lead-copy p{
      margin:0;
      color:#d4dde5;
      font-size:14px;
    }
    .mini-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .mini-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:10px 12px;
      border-radius:12px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.06);
      color:#dbe3ea;
      font-size:13px;
    }
    .mini-list b{
      color:var(--accent);
      font-family:var(--mono);
      flex:none;
    }

    .card-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:16px;
    }
    .info-card{
      overflow:hidden;
      display:flex;
      flex-direction:column;
      min-height:100%;
      transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    }
    .info-card:hover{
      transform:translateY(-4px);
      border-color:rgba(51,240,207,.22);
      box-shadow:0 16px 30px rgba(0,0,0,.24);
    }
    .info-thumb{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
      border-bottom:1px solid rgba(255,255,255,.07);
    }
    .info-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .info-thumb::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(6,9,12,.02), rgba(6,9,12,.46));
      pointer-events:none;
    }
    .info-body{
      padding:16px;
      display:grid;
      gap:10px;
    }
    .info-topline{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
    }
    .info-card h3{
      margin:0;
      font-size:19px;
      line-height:1.28;
      letter-spacing:-.01em;
    }
    .info-card p{
      margin:0;
      color:#d1dbe3;
      font-size:14px;
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      color:var(--muted);
      font-size:12px;
      margin-top:2px;
    }
    .meta-row .mono{font-family:var(--mono);color:#d9e2ea}
    .card-quick{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:2px;
    }
    .pill-mini{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.08);
      color:#dce4eb;
      font-size:12px;
    }
    .pill-mini strong{font-family:var(--mono);color:var(--accent-2)}
    .info-link{
      margin-top:auto;
      align-self:flex-start;
      color:#b7fff0;
      font-size:13px;
      font-weight:700;
      padding-top:2px;
    }
    .info-link:hover{color:#fff}
    .card-stack{
      display:grid;
      gap:16px;
      margin-top:16px;
    }
    .list-card{
      display:grid;
      grid-template-columns:132px minmax(0,1fr) auto;
      gap:14px;
      align-items:stretch;
      padding:14px;
    }
    .list-card .thumb{
      position:relative;
      overflow:hidden;
      border-radius:14px;
      min-height:116px;
      border:1px solid rgba(255,255,255,.08);
    }
    .list-card .thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:116px;
    }
    .list-card .thumb::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(5,8,10,.02), rgba(5,8,10,.35));
    }
    .list-main{
      display:grid;
      gap:9px;
      align-content:start;
    }
    .list-main h3{
      margin:0;
      font-size:18px;
      line-height:1.3;
    }
    .list-main p{
      margin:0;
      color:#ced8e0;
      font-size:14px;
    }
    .list-side{
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:10px;
      min-width:104px;
      padding-left:6px;
      text-align:right;
    }
    .big-num{
      font-family:var(--mono);
      font-size:22px;
      line-height:1;
      color:#f6fbff;
    }
    .tiny-label{
      color:var(--muted);
      font-size:12px;
    }
    .status{
      justify-self:end;
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      font-size:12px;
      color:#d8ffcb;
      background:rgba(138,255,114,.08);
      border:1px solid rgba(138,255,114,.20);
      white-space:nowrap;
    }
    .status::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--accent-2);
      box-shadow:0 0 0 4px rgba(138,255,114,.10);
    }
    .list-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:var(--muted);
      font-size:12px;
    }

    .sidebar{
      display:grid;
      gap:16px;
      position:sticky;
      top:98px;
    }
    .side-card{
      padding:18px;
    }
    .side-card h3{
      margin:0 0 12px;
      font-size:18px;
      line-height:1.2;
    }
    .side-card p{
      margin:0;
      color:#d1dbe3;
      font-size:14px;
    }
    .side-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .side-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:11px 12px;
      border-radius:12px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.06);
    }
    .side-list .dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--accent);
      margin-top:6px;
      box-shadow:0 0 0 4px rgba(51,240,207,.08);
      flex:none;
    }
    .side-list strong{
      display:block;
      font-size:13px;
      margin-bottom:2px;
    }
    .side-list span{
      color:var(--muted);
      font-size:12px;
      line-height:1.55;
    }
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .tag-cloud .tag{
      padding:7px 10px;
      font-size:12px;
    }
    .cover-note{
      margin-top:12px;
      border-radius:14px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      background:var(--surface);
    }
    .cover-note img{
      width:100%;
      aspect-ratio:16/9;
      object-fit:cover;
    }
    .cover-note div{
      padding:12px 14px 14px;
      color:#d5dfe7;
      font-size:13px;
    }

    .faq-section{
      padding:8px 0 32px;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:1.02fr .98fr;
      gap:24px;
      align-items:start;
    }
    .faq-box{
      padding:18px;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border-radius:14px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:15px 16px;
      background:transparent;
      color:var(--text);
      border:0;
      text-align:left;
      font-weight:700;
    }
    .faq-q span{
      flex:1;
      font-size:15px;
      line-height:1.35;
    }
    .faq-q i{
      flex:none;
      width:28px;height:28px;
      border-radius:999px;
      display:grid;
      place-items:center;
      font-style:normal;
      background:rgba(51,240,207,.08);
      border:1px solid rgba(51,240,207,.16);
      color:var(--accent);
      transition:transform .2s ease;
    }
    .faq-item.open .faq-q i{transform:rotate(45deg)}
    .faq-a{
      display:none;
      padding:0 16px 16px;
      color:#d2dbe3;
      font-size:14px;
    }
    .faq-item.open .faq-a{display:block}
    .support-box{
      display:grid;
      gap:16px;
    }
    .support-box .panel{
      padding:18px;
    }
    .support-badges{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .data-box{
      display:grid;
      gap:14px;
    }
    .data-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .data-row:last-child{border-bottom:0;padding-bottom:0}
    .data-row strong{
      display:block;
      font-size:14px;
    }
    .data-row span{
      display:block;
      color:var(--muted);
      font-size:12px;
      margin-top:2px;
    }
    .data-row em{
      font-style:normal;
      color:#eff6fb;
      font-family:var(--mono);
      font-size:14px;
      white-space:nowrap;
    }

    .cta-section{
      padding:8px 0 36px;
    }
    .cta-panel{
      position:relative;
      overflow:hidden;
      padding:28px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(135deg, rgba(51,240,207,.11), rgba(17,22,28,.92) 42%, rgba(138,255,114,.10)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow:var(--shadow-soft);
    }
    .cta-panel::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(7,10,12,.38), rgba(7,10,12,.78));
      pointer-events:none;
    }
    .cta-inner{
      position:relative;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      flex-wrap:wrap;
    }
    .cta-inner h2{
      margin:0 0 8px;
      font-size:28px;
      line-height:1.18;
      letter-spacing:-.02em;
    }
    .cta-inner p{
      margin:0;
      color:#d6e0e8;
      max-width:62ch;
      font-size:14px;
    }
    .cta-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
    }

    .site-footer{
      margin-top:18px;
      padding:32px 0 20px;
      background:linear-gradient(180deg, rgba(13,17,22,.92), rgba(10,14,18,1));
      border-top:1px solid rgba(255,255,255,.06);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr 1fr;
      gap:24px;
      padding-bottom:24px;
    }
    .footer-col h3{
      margin:0 0 14px;
      font-size:15px;
    }
    .footer-text,
    .footer-note{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
    }
    .footer-brand{
      display:flex;
      gap:12px;
      align-items:center;
      margin-bottom:14px;
    }
    .footer-brand .brand-text strong{font-size:15px}
    .footer-brand .brand-text span{font-size:12px}
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#d8e1e8;
      font-size:13px;
      transition:color .2s ease, transform .2s ease;
    }
    .footer-links a:hover{color:var(--accent);transform:translateX(2px)}
    .footer-bottom{
      padding-top:16px;
      border-top:1px solid rgba(255,255,255,.06);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      color:var(--soft);
      font-size:12px;
    }
    .mono{font-family:var(--mono)}
    .floating-top{
      position:fixed;
      right:18px;
      bottom:18px;
      z-index:900;
      width:46px;height:46px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:linear-gradient(180deg, rgba(51,240,207,.95), rgba(118,246,217,.90));
      color:#061114;
      border:0;
      box-shadow:0 16px 24px rgba(0,0,0,.25);
      opacity:0;
      visibility:hidden;
      transform:translateY(10px);
      transition:all .2s ease;
    }
    .floating-top.visible{
      opacity:1;
      visibility:visible;
      transform:translateY(0);
    }

    @media (max-width: 1180px){
      .hero-grid,
      .content-grid,
      .faq-wrap,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .sidebar{position:static}
      .lead-card{grid-template-columns:1fr}
      .hero-copy h1{max-width:14ch}
    }
    @media (max-width: 980px){
      .header-inner{
        flex-wrap:wrap;
        padding:14px 0;
      }
      .main-nav{
        order:3;
        width:100%;
        overflow:auto;
        justify-content:flex-start;
      }
      .header-cta{margin-left:auto}
      .section-head{
        align-items:flex-start;
        flex-direction:column;
      }
      .card-grid{
        grid-template-columns:1fr;
      }
      .list-card{
        grid-template-columns:112px minmax(0,1fr);
      }
      .list-side{
        grid-column:1 / -1;
        flex-direction:row;
        justify-content:space-between;
        text-align:left;
        min-width:0;
        padding-left:0;
      }
    }
    @media (max-width: 720px){
      .container{width:min(100% - 24px, var(--container))}
      .page-hero{background-position:center top}
      .hero-grid{padding:24px 0 20px}
      .hero-copy h1{
        font-size:clamp(28px, 8vw, 42px);
      }
      .hero-feature{min-height:264px}
      .hero-feature img{min-height:264px}
      .hero-stats{grid-template-columns:1fr}
      .ticker-row{padding:12px 0}
      .section{padding:22px 0}
      .lead-copy h2{font-size:22px}
      .cta-panel{padding:22px}
      .cta-inner h2{font-size:24px}
      .footer-grid{gap:18px}
      .main-nav{padding:6px}
      .nav-link{padding:9px 12px}
      .toolbar{padding:14px}
      .search-form{flex-direction:column;align-items:stretch}
      .search-input{width:100%}
      .faq-q span{font-size:14px}
    }
    @media (max-width: 520px){
      .brand-text span{display:none}
      .header-cta{padding:10px 14px}
      .hero-actions,.cta-actions{width:100%}
      .btn{width:100%}
      .list-card{
        grid-template-columns:1fr;
      }
      .list-card .thumb{min-height:180px}
      .list-card .thumb img{min-height:180px}
      .list-side{
        flex-direction:column;
        align-items:flex-start;
      }
      .hero-meta,.meta-row{gap:8px}
      .ticker-item{padding:9px 12px}
      .floating-top{right:14px;bottom:14px}
    }