/* roulang page: index */
:root{
      --bg:#0f0b10;
      --bg-2:#140f15;
      --panel:#181118;
      --panel-2:#20161f;
      --panel-3:#251b25;
      --line:rgba(255,255,255,.08);
      --line-2:rgba(255,255,255,.12);
      --text:#f7f1f4;
      --muted:#c4b2bc;
      --muted-2:#9f8a96;
      --accent:#bb4568;
      --accent-2:#8e2344;
      --accent-3:#d5a15d;
      --success:#57c58f;
      --shadow:0 22px 60px rgba(0,0,0,.35);
      --shadow-soft:0 14px 34px rgba(0,0,0,.24);
      --radius:22px;
      --radius-sm:16px;
      --radius-xs:12px;
      --container:1180px;
      --space-1:6px;
      --space-2:10px;
      --space-3:14px;
      --space-4:18px;
      --space-5:24px;
      --space-6:32px;
      --space-7:42px;
      --space-8:56px;
      --space-9:72px;
      --ease:cubic-bezier(.2,.7,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(1100px 700px at 10% 0%, rgba(187,69,104,.16), transparent 55%),
        radial-gradient(900px 540px at 100% 12%, rgba(213,161,93,.09), transparent 50%),
        linear-gradient(180deg, #120b10 0%, #0f0b10 40%, #0c0910 100%);
      min-height:100vh;
      line-height:1.75;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.016) 1px, transparent 1px);
      background-size:34px 34px;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.18), transparent 90%);
      opacity:.32;
      z-index:-1;
    }
    img{
      max-width:100%;
      display:block;
    }
    a{
      color:inherit;
      text-decoration:none;
    }
    a:hover{color:#fff}
    button,input,textarea{
      font:inherit;
    }
    button{
      border:0;
      cursor:pointer;
      background:none;
      color:inherit;
    }
    ::selection{
      background:rgba(187,69,104,.35);
      color:#fff;
    }
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .skip-link{
      position:absolute;
      left:-9999px;
      top:auto;
      width:1px;
      height:1px;
      overflow:hidden;
    }
    .skip-link:focus{
      left:16px;
      top:16px;
      width:auto;
      height:auto;
      padding:12px 16px;
      background:var(--accent);
      color:#fff;
      border-radius:999px;
      z-index:9999;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(130%) blur(16px);
      background:rgba(15,11,16,.58);
      border-bottom:1px solid transparent;
      transition:background .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
    }
    .site-header.is-scrolled{
      background:rgba(14,10,16,.84);
      border-color:var(--line);
      box-shadow:0 8px 26px rgba(0,0,0,.18);
    }
    .site-header .header-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      min-height:78px;
      padding:14px 0;
      position:relative;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:800;
      letter-spacing:.02em;
      color:#fff;
    }
    .brand-mark{
      width:40px;
      height:40px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:
        linear-gradient(135deg, rgba(187,69,104,.96), rgba(142,35,68,.92) 55%, rgba(213,161,93,.86));
      box-shadow:0 14px 26px rgba(187,69,104,.18);
      color:#fff;
      font-size:18px;
      flex:0 0 auto;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand-text strong{
      font-size:15px;
      font-weight:800;
    }
    .brand-text span{
      margin-top:4px;
      font-size:12px;
      color:var(--muted-2);
      font-weight:500;
    }
    .nav-wrap{
      display:flex;
      align-items:center;
      gap:16px;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:6px;
      padding:8px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.02);
      border-radius:999px;
    }
    .nav-links a{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height:42px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      transition:background .2s var(--ease), color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
    }
    .nav-links a:hover,
    .nav-links a:focus-visible{
      color:#fff;
      background:rgba(255,255,255,.06);
      transform:translateY(-1px);
      outline:none;
    }
    .nav-links a.active{
      background:linear-gradient(135deg, rgba(187,69,104,.2), rgba(213,161,93,.1));
      color:#fff;
      box-shadow:inset 0 0 0 1px rgba(187,69,104,.24);
    }
    .header-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .icon-btn{
      display:none;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:#fff;
      align-items:center;
      justify-content:center;
      transition:transform .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
    }
    .icon-btn:hover,
    .icon-btn:focus-visible{
      background:rgba(255,255,255,.08);
      border-color:var(--line-2);
      transform:translateY(-1px);
      outline:none;
    }
    .hero{
      padding:22px 0 28px;
    }
    .hero-panel{
      position:relative;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:28px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01)),
        linear-gradient(135deg, rgba(24,17,24,.98), rgba(17,12,18,.96));
      box-shadow:var(--shadow);
    }
    .hero-panel::before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(700px 260px at 18% 10%, rgba(187,69,104,.16), transparent 58%),
        radial-gradient(520px 240px at 82% 20%, rgba(213,161,93,.11), transparent 55%);
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:28px;
      padding:34px;
      align-items:stretch;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid rgba(213,161,93,.22);
      border-radius:999px;
      background:rgba(213,161,93,.08);
      color:#f3d9b3;
      font-size:13px;
      letter-spacing:.04em;
      width:max-content;
    }
    .eyebrow i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent-3);
      box-shadow:0 0 0 4px rgba(213,161,93,.12);
    }
    .hero h1{
      margin:18px 0 14px;
      font-size:clamp(32px, 5vw, 56px);
      line-height:1.08;
      letter-spacing:-.03em;
    }
    .hero-lead{
      margin:0;
      color:var(--muted);
      font-size:17px;
      max-width:56ch;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:48px;
      padding:0 20px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      font-size:14px;
      letter-spacing:.01em;
      transition:transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
      user-select:none;
    }
    .btn:focus-visible{
      outline:none;
      box-shadow:0 0 0 4px rgba(187,69,104,.18);
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow:0 16px 28px rgba(187,69,104,.18);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible{
      transform:translateY(-1px);
      box-shadow:0 20px 32px rgba(187,69,104,.22);
      color:#fff;
    }
    .btn-secondary{
      color:#fff;
      background:rgba(255,255,255,.03);
      border-color:var(--line);
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible{
      transform:translateY(-1px);
      border-color:rgba(213,161,93,.28);
      background:rgba(255,255,255,.06);
      color:#fff;
    }
    .btn-soft{
      color:#fff;
      background:rgba(255,255,255,.05);
      border-color:rgba(255,255,255,.08);
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      color:var(--muted);
      border:1px solid var(--line);
      font-size:13px;
    }
    .tag strong{
      color:#fff;
      font-weight:700;
    }
    .hero-visual{
      display:grid;
      grid-template-columns:1fr;
      gap:14px;
      min-height:100%;
    }
    .visual-main,
    .visual-mini{
      position:relative;
      overflow:hidden;
      border-radius:24px;
      border:1px solid var(--line);
      background:var(--panel);
      box-shadow:var(--shadow-soft);
    }
    .visual-main{
      min-height:330px;
    }
    .visual-main img,
    .visual-mini img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .55s var(--ease);
    }
    .hero-panel:hover .visual-main img,
    .hero-panel:hover .visual-mini img{
      transform:scale(1.03);
    }
    .visual-main::after,
    .visual-mini::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(12,8,14,.08), rgba(12,8,14,.64) 82%);
      pointer-events:none;
    }
    .visual-caption{
      position:absolute;
      left:18px;
      right:18px;
      bottom:18px;
      z-index:1;
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:12px;
    }
    .visual-caption .cap-title{
      font-weight:800;
      font-size:18px;
      line-height:1.2;
    }
    .visual-caption .cap-text{
      margin-top:6px;
      font-size:13px;
      color:rgba(255,255,255,.78);
    }
    .visual-badge{
      flex:0 0 auto;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(16,10,16,.64);
      color:#fff;
      border:1px solid rgba(255,255,255,.12);
      font-size:12px;
      backdrop-filter:blur(10px);
    }
    .visual-row{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .visual-mini{
      min-height:120px;
    }
    .visual-mini .mini-copy{
      position:absolute;
      left:14px;
      right:14px;
      bottom:14px;
      z-index:1;
      display:flex;
      flex-direction:column;
      gap:4px;
      color:#fff;
    }
    .visual-mini .mini-copy strong{
      font-size:14px;
    }
    .visual-mini .mini-copy span{
      font-size:12px;
      color:rgba(255,255,255,.72);
    }
    .section{
      padding:18px 0 0;
    }
    .section-inner{
      background:linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.01));
      border:1px solid var(--line);
      border-radius:28px;
      padding:28px;
      box-shadow:var(--shadow-soft);
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:22px;
    }
    .section-title{
      margin:0;
      font-size:28px;
      line-height:1.12;
      letter-spacing:-.02em;
    }
    .section-desc{
      margin:8px 0 0;
      color:var(--muted);
      max-width:62ch;
      font-size:15px;
    }
    .section-link{
      flex:0 0 auto;
      color:#fff;
      font-size:14px;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      transition:transform .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
    }
    .section-link:hover,
    .section-link:focus-visible{
      transform:translateY(-1px);
      background:rgba(255,255,255,.06);
      border-color:rgba(213,161,93,.24);
      outline:none;
    }
    .stats{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
      margin-top:18px;
    }
    .stat{
      padding:18px 18px 16px;
      border-radius:22px;
      background:rgba(255,255,255,.03);
      border:1px solid var(--line);
      position:relative;
      overflow:hidden;
    }
    .stat::after{
      content:"";
      position:absolute;
      inset:auto -20% -30% auto;
      width:140px;
      height:140px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(187,69,104,.18), transparent 70%);
      pointer-events:none;
    }
    .stat strong{
      display:block;
      font-size:24px;
      line-height:1.1;
      color:#fff;
      margin-bottom:8px;
      letter-spacing:-.02em;
    }
    .stat span{
      color:var(--muted);
      font-size:14px;
    }
    .highlights-grid{
      display:grid;
      grid-template-columns:1.25fr .75fr .75fr;
      gap:14px;
    }
    .highlight-card{
      position:relative;
      overflow:hidden;
      border-radius:24px;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.015));
      min-height:100%;
      transition:transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
    }
    .highlight-card:hover{
      transform:translateY(-2px);
      border-color:rgba(213,161,93,.22);
      box-shadow:var(--shadow-soft);
    }
    .highlight-card--wide{
      min-height:360px;
      grid-row:span 2;
    }
    .highlight-media{
      position:relative;
      height:220px;
      overflow:hidden;
    }
    .highlight-card--wide .highlight-media{
      height:250px;
    }
    .highlight-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .6s var(--ease);
    }
    .highlight-card:hover .highlight-media img{
      transform:scale(1.04);
    }
    .highlight-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(12,8,14,.02), rgba(12,8,14,.5));
    }
    .highlight-body{
      padding:18px;
    }
    .card-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(187,69,104,.12);
      color:#f4d2db;
      border:1px solid rgba(187,69,104,.18);
      font-size:12px;
      margin-bottom:12px;
    }
    .card-title{
      margin:0 0 10px;
      font-size:20px;
      line-height:1.28;
      letter-spacing:-.02em;
    }
    .card-text{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .card-foot{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-top:18px;
    }
    .mini-link{
      color:#fff;
      display:inline-flex;
      align-items:center;
      gap:6px;
      font-size:13px;
      font-weight:700;
      opacity:.92;
    }
    .mini-link span{
      display:inline-block;
      transition:transform .2s var(--ease);
    }
    .mini-link:hover span,
    .mini-link:focus-visible span{
      transform:translateX(2px);
    }
    .highlight-card--side .highlight-body{
      display:flex;
      flex-direction:column;
      height:100%;
    }
    .highlight-list{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .bullet{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:var(--muted);
      font-size:14px;
      line-height:1.6;
    }
    .bullet i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent-3);
      margin-top:8px;
      flex:0 0 auto;
      box-shadow:0 0 0 4px rgba(213,161,93,.12);
    }
    .split-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:14px;
      align-items:stretch;
    }
    .story-card,
    .rail-card{
      border-radius:24px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      overflow:hidden;
    }
    .story-cover{
      position:relative;
      min-height:260px;
      overflow:hidden;
    }
    .story-cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .55s var(--ease);
    }
    .story-card:hover .story-cover img{
      transform:scale(1.03);
    }
    .story-cover::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(10,7,12,.04), rgba(10,7,12,.58));
    }
    .story-copy{
      padding:20px;
    }
    .story-copy h3{
      margin:0 0 10px;
      font-size:22px;
      line-height:1.25;
    }
    .story-copy p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .story-points{
      display:grid;
      gap:10px;
      margin-top:18px;
    }
    .story-point{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:12px 14px;
      border-radius:18px;
      background:rgba(255,255,255,.03);
      border:1px solid var(--line);
      color:var(--muted);
      font-size:14px;
      line-height:1.55;
    }
    .story-point strong{
      color:#fff;
    }
    .story-point i{
      width:10px;
      height:10px;
      border-radius:50%;
      background:rgba(187,69,104,.95);
      box-shadow:0 0 0 4px rgba(187,69,104,.12);
      margin-top:6px;
      flex:0 0 auto;
    }
    .rail-card{
      padding:20px;
    }
    .rail-title{
      margin:0 0 14px;
      font-size:18px;
    }
    .quick-links{
      display:grid;
      gap:10px;
    }
    .quick-links a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:14px 14px;
      border-radius:18px;
      background:rgba(255,255,255,.03);
      border:1px solid var(--line);
      color:#fff;
      transition:transform .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
    }
    .quick-links a:hover,
    .quick-links a:focus-visible{
      transform:translateY(-1px);
      background:rgba(255,255,255,.06);
      border-color:rgba(213,161,93,.24);
      outline:none;
    }
    .quick-links span{
      color:var(--muted);
      font-size:13px;
    }
    .latest-grid{
      display:grid;
      gap:14px;
      grid-template-columns:repeat(2, minmax(0,1fr));
    }
    .latest-card{
      position:relative;
      overflow:hidden;
      border-radius:24px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      padding:18px;
      transition:transform .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease), box-shadow .22s var(--ease);
    }
    .latest-card:hover{
      transform:translateY(-2px);
      border-color:rgba(213,161,93,.22);
      background:rgba(255,255,255,.05);
      box-shadow:var(--shadow-soft);
    }
    .latest-card--featured{
      grid-column:span 2;
      display:grid;
      grid-template-columns:270px 1fr;
      gap:16px;
      align-items:stretch;
    }
    .latest-thumb{
      position:relative;
      overflow:hidden;
      border-radius:18px;
      min-height:190px;
      border:1px solid var(--line);
    }
    .latest-card--featured .latest-thumb{
      min-height:100%;
    }
    .latest-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .55s var(--ease);
    }
    .latest-card:hover .latest-thumb img{
      transform:scale(1.03);
    }
    .latest-thumb::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(8,6,10,.05), rgba(8,6,10,.42));
      pointer-events:none;
    }
    .latest-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:12px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      height:28px;
      padding:0 10px;
      border-radius:999px;
      font-size:12px;
      color:#f5e6ea;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
    }
    .badge-accent{
      background:rgba(187,69,104,.12);
      border-color:rgba(187,69,104,.2);
      color:#ffdfe8;
    }
    .badge-gold{
      background:rgba(213,161,93,.12);
      border-color:rgba(213,161,93,.18);
      color:#ffe7c2;
    }
    .latest-title{
      margin:0 0 10px;
      font-size:20px;
      line-height:1.32;
    }
    .latest-summary{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.72;
    }
    .latest-foot{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      margin-top:16px;
      color:var(--muted-2);
      font-size:13px;
    }
    .latest-link{
      color:#fff;
      font-weight:700;
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .empty-state{
      grid-column:1/-1;
      border-radius:24px;
      border:1px dashed rgba(255,255,255,.12);
      background:rgba(255,255,255,.025);
      padding:28px;
      text-align:center;
      color:var(--muted);
      font-size:15px;
    }
    .faq-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:12px;
    }
    details.faq-item{
      border:1px solid var(--line);
      border-radius:20px;
      background:rgba(255,255,255,.03);
      overflow:hidden;
      transition:border-color .2s var(--ease), transform .2s var(--ease), background .2s var(--ease);
    }
    details.faq-item[open]{
      border-color:rgba(213,161,93,.22);
      background:rgba(255,255,255,.05);
    }
    details.faq-item:hover{
      transform:translateY(-1px);
    }
    details.faq-item summary{
      list-style:none;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      cursor:pointer;
      padding:18px 18px;
      font-weight:700;
      color:#fff;
      font-size:15px;
    }
    details.faq-item summary::-webkit-details-marker{
      display:none;
    }
    .faq-arrow{
      width:30px;
      height:30px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.05);
      border:1px solid var(--line);
      color:var(--muted);
      flex:0 0 auto;
      transition:transform .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
    }
    details[open] .faq-arrow{
      transform:rotate(180deg);
      background:rgba(187,69,104,.16);
      color:#fff;
    }
    .faq-body{
      padding:0 18px 18px;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .cta-banner{
      border-radius:28px;
      border:1px solid rgba(213,161,93,.18);
      background:
        radial-gradient(700px 260px at 15% 20%, rgba(187,69,104,.22), transparent 60%),
        linear-gradient(135deg, rgba(26,18,27,.98), rgba(17,12,18,.98));
      padding:26px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      box-shadow:var(--shadow-soft);
    }
    .cta-banner h2{
      margin:0 0 8px;
      font-size:28px;
      line-height:1.15;
    }
    .cta-banner p{
      margin:0;
      color:var(--muted);
      font-size:15px;
      max-width:58ch;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
      flex:0 0 auto;
    }
    .feedback-grid{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:14px;
    }
    .feedback-note{
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      border-radius:24px;
      padding:22px;
    }
    .feedback-note h3{
      margin:0 0 12px;
      font-size:22px;
    }
    .feedback-note p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .feedback-list{
      margin-top:18px;
      display:grid;
      gap:10px;
    }
    .feedback-item{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:12px 14px;
      border-radius:18px;
      background:rgba(255,255,255,.03);
      border:1px solid var(--line);
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .feedback-item i{
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--accent-3);
      margin-top:8px;
      flex:0 0 auto;
    }
    .feedback-form{
      border-radius:24px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      padding:22px;
    }
    .form-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:12px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .field.full{
      grid-column:1/-1;
    }
    .field label{
      font-size:13px;
      color:#f0e5e9;
      font-weight:700;
      letter-spacing:.01em;
    }
    .field input,
    .field textarea{
      width:100%;
      border-radius:16px;
      border:1px solid var(--line);
      background:rgba(10,8,12,.42);
      color:#fff;
      padding:13px 14px;
      outline:none;
      transition:border-color .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
    }
    .field textarea{
      min-height:130px;
      resize:vertical;
    }
    .field input:hover,
    .field textarea:hover{
      border-color:rgba(255,255,255,.16);
    }
    .field input:focus,
    .field textarea:focus{
      border-color:rgba(187,69,104,.42);
      box-shadow:0 0 0 4px rgba(187,69,104,.15);
      background:rgba(10,8,12,.56);
    }
    .form-actions{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:14px;
    }
    .form-hint{
      color:var(--muted-2);
      font-size:13px;
      line-height:1.6;
    }
    .site-footer{
      margin-top:22px;
      padding:0 0 26px;
    }
    .footer-panel{
      border-radius:28px;
      border:1px solid var(--line);
      background:
        linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
      box-shadow:var(--shadow-soft);
      padding:26px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.15fr .75fr .9fr;
      gap:18px;
    }
    .footer-title{
      margin:0 0 12px;
      font-size:16px;
      color:#fff;
    }
    .footer-text{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      display:inline-flex;
      align-items:center;
      gap:8px;
      transition:color .2s var(--ease), transform .2s var(--ease);
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:#fff;
      transform:translateX(2px);
      outline:none;
    }
    .footer-bottom{
      margin-top:18px;
      padding-top:18px;
      border-top:1px solid var(--line);
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      color:var(--muted-2);
      font-size:13px;
    }
    .footer-bottom strong{
      color:#fff;
      font-weight:700;
    }
    .footer-tech{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:8px 11px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:var(--muted);
      font-size:12px;
    }
    .pill b{
      color:#fff;
      font-weight:700;
    }
    .section + .section{margin-top:18px}
    .main-wrap{
      padding-bottom:26px;
    }
    .section-divider{
      margin:22px 0;
      height:1px;
      background:linear-gradient(90deg, transparent, var(--line), transparent);
    }
    .muted{
      color:var(--muted);
    }
    .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(213,161,93,.55);
      outline-offset:2px;
    }
    @media (max-width: 1100px){
      .hero-inner,
      .split-grid,
      .feedback-grid,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .highlights-grid{
        grid-template-columns:1fr 1fr;
      }
      .highlight-card--wide{
        grid-row:auto;
        grid-column:span 2;
      }
      .latest-card--featured{
        grid-template-columns:240px 1fr;
      }
      .cta-banner{
        flex-direction:column;
        align-items:flex-start;
      }
      .cta-actions{
        justify-content:flex-start;
      }
    }
    @media (max-width: 860px){
      .icon-btn{
        display:inline-flex;
      }
      .nav-wrap{
        position:relative;
      }
      .nav-links{
        position:absolute;
        top:calc(100% + 10px);
        right:0;
        left:0;
        display:grid;
        gap:6px;
        padding:12px;
        border-radius:22px;
        background:rgba(15,11,16,.98);
        border:1px solid var(--line);
        box-shadow:var(--shadow);
        opacity:0;
        visibility:hidden;
        transform:translateY(-8px);
        pointer-events:none;
        transition:opacity .22s var(--ease), transform .22s var(--ease), visibility .22s var(--ease);
      }
      .site-header.is-open .nav-links{
        opacity:1;
        visibility:visible;
        transform:translateY(0);
        pointer-events:auto;
      }
      .nav-links a{
        justify-content:flex-start;
        height:44px;
        width:100%;
        border-radius:14px;
        padding:0 14px;
      }
      .hero-inner,
      .section-inner,
      .footer-panel{
        padding:20px;
      }
      .highlights-grid,
      .faq-grid,
      .form-grid,
      .stats{
        grid-template-columns:1fr;
      }
      .highlight-card--wide{
        grid-column:auto;
      }
      .latest-grid{
        grid-template-columns:1fr;
      }
      .latest-card--featured{
        grid-column:auto;
        grid-template-columns:1fr;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .visual-main{
        min-height:260px;
      }
    }
    @media (max-width: 560px){
      .container{
        width:min(calc(100% - 22px), var(--container));
      }
      .site-header .header-inner{
        min-height:68px;
        gap:12px;
      }
      .brand-text span{
        display:none;
      }
      .hero{
        padding-top:14px;
      }
      .hero-panel{
        border-radius:22px;
      }
      .hero-inner{
        gap:18px;
      }
      .hero h1{
        font-size:clamp(28px, 10vw, 40px);
      }
      .hero-lead{
        font-size:15px;
      }
      .btn{
        width:100%;
      }
      .hero-actions{
        flex-direction:column;
      }
      .visual-row{
        grid-template-columns:1fr;
      }
      .section-title,
      .cta-banner h2{
        font-size:24px;
      }
      .card-title,
      .latest-title{
        font-size:18px;
      }
      .section-inner,
      .footer-panel,
      .cta-banner{
        border-radius:22px;
      }
      .footer-bottom{
        flex-direction:column;
        align-items:flex-start;
      }
    }

/* roulang page: article */
:root{
      --bg:#0f0b10;
      --bg-2:#140f15;
      --panel:#181118;
      --panel-2:#20161f;
      --panel-3:#251b25;
      --line:rgba(255,255,255,.08);
      --line-2:rgba(255,255,255,.12);
      --text:#f7f1f4;
      --muted:#c4b2bc;
      --muted-2:#9f8a96;
      --accent:#bb4568;
      --accent-2:#8e2344;
      --accent-3:#d5a15d;
      --success:#57c58f;
      --shadow:0 22px 60px rgba(0,0,0,.35);
      --shadow-soft:0 14px 34px rgba(0,0,0,.24);
      --radius:22px;
      --radius-sm:16px;
      --radius-xs:12px;
      --container:1180px;
      --space-1:6px;
      --space-2:10px;
      --space-3:14px;
      --space-4:18px;
      --space-5:24px;
      --space-6:32px;
      --space-7:42px;
      --space-8:56px;
      --space-9:72px;
      --ease:cubic-bezier(.2,.7,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(1100px 700px at 10% 0%, rgba(187,69,104,.16), transparent 55%),
        radial-gradient(900px 540px at 100% 12%, rgba(213,161,93,.09), transparent 50%),
        linear-gradient(180deg, #120b10 0%, #0f0b10 40%, #0c0910 100%);
      min-height:100vh;
      line-height:1.75;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.016) 1px, transparent 1px);
      background-size:34px 34px;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.18), transparent 90%);
      opacity:.32;
      z-index:-1;
    }
    img{
      max-width:100%;
      display:block;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition:color .2s var(--ease), transform .2s var(--ease), opacity .2s var(--ease);
    }
    a:hover{color:#fff}
    button,input,textarea,select{
      font:inherit;
    }
    button{
      border:0;
      cursor:pointer;
      background:none;
      color:inherit;
    }
    ::selection{
      background:rgba(187,69,104,.35);
      color:#fff;
    }
    :focus-visible{
      outline:2px solid rgba(213,161,93,.85);
      outline-offset:3px;
    }

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

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(130%) blur(16px);
      background:rgba(15,11,16,.58);
      border-bottom:1px solid transparent;
      transition:background .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
    }
    .site-header.is-scrolled{
      background:rgba(14,10,16,.84);
      border-color:var(--line);
      box-shadow:0 8px 26px rgba(0,0,0,.18);
    }
    .site-header .header-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      min-height:78px;
      padding:14px 0;
      position:relative;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:800;
      letter-spacing:.02em;
      color:#fff;
    }
    .brand:hover{color:#fff}
    .brand-mark{
      width:40px;
      height:40px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:
        linear-gradient(135deg, rgba(187,69,104,.96), rgba(142,35,68,.92) 55%, rgba(213,161,93,.86));
      box-shadow:0 14px 26px rgba(187,69,104,.18);
      color:#fff;
      font-size:18px;
      flex:0 0 auto;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand-text strong{
      font-size:15px;
      font-weight:800;
    }
    .brand-text span{
      margin-top:4px;
      font-size:12px;
      color:var(--muted-2);
      font-weight:500;
    }

    .nav-wrap{
      display:flex;
      align-items:center;
      gap:16px;
      position:relative;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:6px;
      padding:8px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.02);
      border-radius:999px;
    }
    .nav-links a{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height:42px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      transition:background .2s var(--ease), color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
    }
    .nav-links a:hover,
    .nav-links a:focus-visible{
      color:#fff;
      background:rgba(255,255,255,.06);
      transform:translateY(-1px);
      outline:none;
    }
    .nav-links a.active{
      background:linear-gradient(135deg, rgba(187,69,104,.2), rgba(213,161,93,.1));
      color:#fff;
      box-shadow:inset 0 0 0 1px rgba(187,69,104,.24);
    }
    .icon-btn{
      display:none;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:#fff;
      align-items:center;
      justify-content:center;
      transition:transform .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
    }
    .icon-btn:hover,
    .icon-btn:focus-visible{
      background:rgba(255,255,255,.08);
      border-color:var(--line-2);
      transform:translateY(-1px);
      outline:none;
    }

    main{
      padding-bottom:var(--space-9);
    }

    .article-shell{
      padding:24px 0 0;
    }
    .article-banner{
      position:relative;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:28px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015)),
        linear-gradient(135deg, rgba(24,17,24,.98), rgba(17,12,18,.96));
      box-shadow:var(--shadow);
      margin-bottom:var(--space-7);
    }
    .article-banner::before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(700px 260px at 18% 10%, rgba(187,69,104,.16), transparent 58%),
        radial-gradient(520px 240px at 82% 20%, rgba(213,161,93,.11), transparent 55%);
      pointer-events:none;
    }
    .article-banner-inner{
      position:relative;
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:26px;
      padding:34px;
      align-items:stretch;
      background-image:linear-gradient(180deg, rgba(15,11,16,.12), rgba(15,11,16,.22));
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:var(--muted-2);
      font-size:13px;
      margin-bottom:16px;
    }
    .breadcrumb a{
      color:var(--muted);
    }
    .breadcrumb a:hover{color:#fff}
    .breadcrumb span.sep{
      opacity:.45;
    }
    .article-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(213,161,93,.22);
      background:rgba(213,161,93,.08);
      color:#f3d19d;
      font-size:12px;
      letter-spacing:.04em;
      margin-bottom:16px;
    }
    .article-title{
      margin:0;
      font-size:clamp(30px, 4.2vw, 54px);
      line-height:1.1;
      letter-spacing:-.02em;
      color:#fff;
      text-wrap:balance;
    }
    .article-subtitle{
      margin:18px 0 0;
      max-width:64ch;
      color:var(--muted);
      font-size:16px;
      line-height:1.85;
    }
    .article-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid var(--line);
      color:var(--muted);
      font-size:13px;
      line-height:1;
      white-space:nowrap;
    }
    .pill b{
      color:#fff;
      font-weight:700;
    }
    .article-hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .btn-main,
    .btn-ghost,
    .btn-soft{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:46px;
      padding:0 18px;
      border-radius:999px;
      font-weight:700;
      letter-spacing:.01em;
      transition:transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
      user-select:none;
    }
    .btn-main{
      color:#fff;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow:0 16px 30px rgba(187,69,104,.18);
      border:1px solid rgba(255,255,255,.02);
    }
    .btn-main:hover,
    .btn-main:focus-visible{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 20px 36px rgba(187,69,104,.24);
    }
    .btn-ghost{
      color:var(--text);
      background:rgba(255,255,255,.02);
      border:1px solid var(--line-2);
    }
    .btn-ghost:hover,
    .btn-ghost:focus-visible{
      color:#fff;
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.16);
      transform:translateY(-2px);
    }
    .btn-soft{
      color:#f5e5d3;
      background:rgba(213,161,93,.12);
      border:1px solid rgba(213,161,93,.18);
    }
    .btn-soft:hover,
    .btn-soft:focus-visible{
      background:rgba(213,161,93,.16);
      transform:translateY(-2px);
      color:#fff;
    }
    .article-hero-card{
      position:relative;
      min-height:100%;
      border-radius:24px;
      overflow:hidden;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.012));
      box-shadow:var(--shadow-soft);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .hero-image{
      position:relative;
      aspect-ratio: 4 / 5;
      overflow:hidden;
      border-bottom:1px solid var(--line);
      background:#140f15;
    }
    .hero-image::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(15,11,16,.04), rgba(15,11,16,.72) 86%),
        linear-gradient(90deg, rgba(15,11,16,.15), transparent 60%);
      pointer-events:none;
    }
    .hero-image img{
      width:100%;
      height:100%;
      object-fit:cover;
      object-position:center;
      opacity:.92;
      transform:scale(1.02);
    }
    .hero-image-caption{
      position:absolute;
      left:16px;
      right:16px;
      bottom:16px;
      z-index:1;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .hero-image-caption strong{
      font-size:18px;
      color:#fff;
      line-height:1.2;
    }
    .hero-image-caption span{
      color:rgba(255,255,255,.76);
      font-size:13px;
    }
    .hero-quick{
      padding:16px;
      display:grid;
      gap:10px;
    }
    .hero-quick .quick-note{
      padding:14px 14px 13px;
      border-radius:18px;
      background:rgba(255,255,255,.03);
      border:1px solid var(--line);
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }

    .page-section{
      padding:0 0 var(--space-7);
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:18px;
    }
    .section-title-wrap{
      min-width:0;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 12px;
      border-radius:999px;
      background:rgba(187,69,104,.1);
      border:1px solid rgba(187,69,104,.16);
      color:#f0b4c4;
      font-size:12px;
      margin-bottom:12px;
    }
    .section-title{
      margin:0;
      font-size:clamp(22px, 2.5vw, 34px);
      line-height:1.15;
      color:#fff;
      letter-spacing:-.01em;
    }
    .section-desc{
      margin:12px 0 0;
      max-width:72ch;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
    }

    .article-layout{
      display:grid;
      grid-template-columns:minmax(0,1.65fr) minmax(300px,.95fr);
      gap:24px;
      align-items:start;
    }
    .content-card,
    .aside-card,
    .feature-card,
    .list-card,
    .faq-card,
    .cta-panel,
    .feedback-panel,
    .empty-state{
      position:relative;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
      box-shadow:var(--shadow-soft);
    }
    .content-card{
      padding:28px;
    }
    .aside-stack{
      display:grid;
      gap:18px;
      position:sticky;
      top:98px;
    }
    .aside-card{
      padding:20px;
    }
    .aside-title{
      margin:0 0 14px;
      font-size:17px;
      color:#fff;
      line-height:1.2;
    }
    .meta-list{
      display:grid;
      gap:10px;
    }
    .meta-row{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      padding:12px 0;
      border-bottom:1px dashed var(--line);
      color:var(--muted);
      font-size:14px;
    }
    .meta-row:last-child{border-bottom:0;padding-bottom:0}
    .meta-row b{
      color:#fff;
      font-weight:700;
      flex:0 0 auto;
    }
    .meta-row span{
      text-align:right;
      word-break:break-all;
    }
    .quick-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:34px;
      padding:0 12px;
      border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid var(--line);
      color:var(--muted);
      font-size:13px;
      transition:transform .2s var(--ease), background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
    }
    .tag:hover,
    .tag:focus-visible{
      color:#fff;
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.14);
      transform:translateY(-1px);
    }
    .note-box{
      padding:14px 14px 13px;
      border-radius:18px;
      background:rgba(213,161,93,.08);
      border:1px solid rgba(213,161,93,.14);
      color:#f1dfc4;
      font-size:14px;
      line-height:1.75;
    }

    .article-body{
      color:var(--text);
      font-size:16px;
      line-height:1.95;
      word-break:break-word;
    }
    .article-body > *:first-child{margin-top:0}
    .article-body h2,
    .article-body h3,
    .article-body h4{
      color:#fff;
      line-height:1.3;
      letter-spacing:-.01em;
      margin:1.9em 0 .8em;
    }
    .article-body h2{font-size:clamp(20px, 2.2vw, 28px)}
    .article-body h3{font-size:20px}
    .article-body h4{font-size:18px}
    .article-body p{
      margin:0 0 1em;
      color:#eadfe4;
    }
    .article-body a{
      color:#f3b8c9;
      text-decoration:underline;
      text-decoration-color:rgba(243,184,201,.34);
      text-underline-offset:3px;
    }
    .article-body a:hover{
      color:#fff;
      text-decoration-color:rgba(255,255,255,.5);
    }
    .article-body ul,
    .article-body ol{
      margin:0 0 1.1em 1.25em;
      padding:0;
      color:#eadfe4;
    }
    .article-body li{
      margin:.45em 0;
    }
    .article-body blockquote{
      margin:1.3em 0;
      padding:18px 18px 18px 20px;
      border-left:3px solid rgba(187,69,104,.8);
      background:rgba(187,69,104,.08);
      border-radius:0 18px 18px 0;
      color:#f4dde4;
    }
    .article-body img{
      margin:1.4em 0;
      border-radius:18px;
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .article-body code{
      padding:.2em .45em;
      border-radius:8px;
      background:rgba(255,255,255,.08);
      color:#ffd8e2;
      font-size:.94em;
    }
    .article-body pre{
      margin:1.3em 0;
      padding:18px;
      overflow:auto;
      border-radius:18px;
      background:#0c0910;
      border:1px solid var(--line);
      color:#f6edf0;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
    }
    .article-body pre code{
      padding:0;
      background:none;
      color:inherit;
    }
    .article-body hr{
      border:0;
      border-top:1px solid var(--line);
      margin:2rem 0;
    }
    .article-body table{
      width:100%;
      border-collapse:collapse;
      margin:1.4em 0;
      overflow:hidden;
      border-radius:16px;
      background:rgba(255,255,255,.02);
      border:1px solid var(--line);
    }
    .article-body th,
    .article-body td{
      padding:12px 14px;
      border-bottom:1px solid var(--line);
      color:#eadfe4;
      text-align:left;
      vertical-align:top;
    }
    .article-body th{
      color:#fff;
      background:rgba(255,255,255,.03);
      font-weight:700;
    }

    .recommend-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:18px;
    }
    .feature-card{
      overflow:hidden;
      display:flex;
      flex-direction:column;
      min-height:100%;
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
    }
    .feature-card:hover{
      transform:translateY(-4px);
      box-shadow:0 24px 48px rgba(0,0,0,.32);
      border-color:rgba(255,255,255,.14);
    }
    .feature-thumb{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
      background:#140f15;
      border-bottom:1px solid var(--line);
    }
    .feature-thumb::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(15,11,16,.05), rgba(15,11,16,.58));
      pointer-events:none;
    }
    .feature-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      object-position:center;
      transform:scale(1.01);
      transition:transform .45s var(--ease), filter .45s var(--ease);
    }
    .feature-card:hover .feature-thumb img{
      transform:scale(1.06);
      filter:saturate(1.05);
    }
    .feature-body{
      padding:18px;
      display:grid;
      gap:12px;
    }
    .feature-title{
      margin:0;
      font-size:18px;
      line-height:1.35;
      color:#fff;
    }
    .feature-text{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .feature-link{
      margin-top:2px;
      color:#f4c8d3;
      font-weight:700;
      font-size:14px;
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .feature-link::after{
      content:"→";
      transition:transform .2s var(--ease);
    }
    .feature-card:hover .feature-link::after{
      transform:translateX(3px);
    }

    .list-card{
      overflow:hidden;
    }
    .list-row{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:16px;
      align-items:center;
      padding:18px 20px;
      border-bottom:1px solid var(--line);
      transition:background .2s var(--ease), transform .2s var(--ease);
    }
    .list-row:last-child{border-bottom:0}
    .list-row:hover{
      background:rgba(255,255,255,.025);
    }
    .list-index{
      width:40px;
      height:40px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(187,69,104,.16), rgba(213,161,93,.08));
      border:1px solid rgba(187,69,104,.15);
      color:#ffdfe7;
      font-weight:800;
      flex:0 0 auto;
    }
    .list-main{
      min-width:0;
    }
    .list-main h3,
    .list-main h4{
      margin:0;
      font-size:17px;
      line-height:1.45;
      color:#fff;
    }
    .list-main p{
      margin:7px 0 0;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }
    .list-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:10px;
    }
    .mini-badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid var(--line);
      color:var(--muted-2);
      font-size:12px;
    }
    .list-arrow{
      color:#f1d0db;
      font-weight:700;
      padding-left:8px;
      white-space:nowrap;
    }

    .faq-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .faq-card{
      overflow:hidden;
      padding:0;
    }
    details.faq-item{
      border-bottom:1px solid var(--line);
      background:transparent;
    }
    details.faq-item:last-child{border-bottom:0}
    summary.faq-q{
      list-style:none;
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:18px 20px;
      color:#fff;
      font-weight:700;
      font-size:16px;
      line-height:1.5;
      transition:background .2s var(--ease);
    }
    summary.faq-q:hover{
      background:rgba(255,255,255,.02);
    }
    summary.faq-q::-webkit-details-marker{display:none}
    .faq-q::after{
      content:"+";
      width:30px;
      height:30px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      border-radius:10px;
      background:rgba(255,255,255,.04);
      border:1px solid var(--line);
      color:#fff;
      font-weight:700;
      transition:transform .2s var(--ease), background .2s var(--ease);
    }
    details[open] .faq-q::after{
      content:"–";
      background:rgba(187,69,104,.12);
      border-color:rgba(187,69,104,.18);
    }
    .faq-a{
      padding:0 20px 20px;
      color:var(--muted);
      font-size:14px;
      line-height:1.85;
    }

    .feedback-panel{
      padding:24px;
      overflow:hidden;
    }
    .feedback-layout{
      display:grid;
      grid-template-columns:1fr .95fr;
      gap:20px;
      align-items:start;
    }
    .feedback-copy{
      padding-right:8px;
    }
    .feedback-copy h3{
      margin:0 0 12px;
      font-size:22px;
      color:#fff;
      line-height:1.25;
    }
    .feedback-copy p{
      margin:0 0 16px;
      color:var(--muted);
      font-size:15px;
      line-height:1.85;
    }
    .feedback-form{
      display:grid;
      gap:12px;
    }
    .field{
      display:grid;
      gap:8px;
    }
    .field label{
      color:#eadfe4;
      font-size:14px;
      font-weight:700;
    }
    .field input,
    .field textarea{
      width:100%;
      border-radius:16px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:#fff;
      padding:13px 14px;
      transition:border-color .2s var(--ease), background .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
      resize:vertical;
    }
    .field input::placeholder,
    .field textarea::placeholder{
      color:#8e7a86;
    }
    .field input:focus,
    .field textarea:focus{
      border-color:rgba(213,161,93,.36);
      background:rgba(255,255,255,.05);
      box-shadow:0 0 0 4px rgba(213,161,93,.08);
      outline:none;
    }
    .form-foot{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      justify-content:space-between;
      margin-top:6px;
    }
    .form-note{
      color:var(--muted-2);
      font-size:12px;
      line-height:1.6;
    }

    .cta-panel{
      padding:24px;
      background:
        linear-gradient(135deg, rgba(187,69,104,.16), rgba(142,35,68,.14) 55%, rgba(213,161,93,.08)),
        linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
      overflow:hidden;
    }
    .cta-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .cta-copy{
      min-width:0;
    }
    .cta-copy h3{
      margin:0 0 10px;
      font-size:24px;
      color:#fff;
      line-height:1.25;
    }
    .cta-copy p{
      margin:0;
      color:rgba(255,255,255,.78);
      font-size:15px;
      line-height:1.8;
      max-width:68ch;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      flex:0 0 auto;
    }

    .empty-state{
      padding:48px 24px;
      text-align:center;
      max-width:760px;
      margin:0 auto;
    }
    .empty-state h1{
      margin:0 0 12px;
      font-size:clamp(26px, 3vw, 40px);
      color:#fff;
      line-height:1.15;
    }
    .empty-state p{
      margin:0 auto 24px;
      max-width:56ch;
      color:var(--muted);
      font-size:15px;
      line-height:1.9;
    }

    .site-footer{
      padding:0 0 28px;
    }
    .footer-panel{
      padding:26px;
      border-radius:28px;
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .9fr;
      gap:22px;
      padding-bottom:20px;
      border-bottom:1px solid var(--line);
    }
    .footer-title{
      margin:0 0 12px;
      font-size:16px;
      color:#fff;
      line-height:1.3;
    }
    .footer-text{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.85;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      width:max-content;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:#fff;
      transform:translateX(2px);
    }
    .footer-bottom{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding-top:18px;
      color:var(--muted-2);
      font-size:13px;
    }
    .footer-tech{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }

    .spacer-top{margin-top:var(--space-7)}
    .muted{color:var(--muted)}
    .text-slim{color:var(--muted-2)}
    .divider{
      height:1px;
      background:linear-gradient(90deg, transparent, var(--line-2), transparent);
      margin:0;
      border:0;
    }

    @media (max-width: 1180px){
      .recommend-grid{grid-template-columns:repeat(2, minmax(0, 1fr))}
      .faq-grid{grid-template-columns:1fr}
      .feedback-layout{grid-template-columns:1fr}
    }
    @media (max-width: 991.98px){
      .site-header .header-inner{
        min-height:72px;
      }
      .icon-btn{
        display:inline-flex;
      }
      .nav-wrap{
        margin-left:auto;
      }
      .nav-links{
        position:absolute;
        right:0;
        top:58px;
        width:min(420px, calc(100vw - 32px));
        flex-direction:column;
        align-items:stretch;
        padding:10px;
        border-radius:22px;
        background:rgba(18,12,18,.98);
        box-shadow:var(--shadow);
        border-color:var(--line-2);
        display:none;
      }
      .nav-wrap.open .nav-links{
        display:flex;
      }
      .nav-links a{
        justify-content:flex-start;
        width:100%;
        height:44px;
        border-radius:14px;
      }
      .article-banner-inner{
        grid-template-columns:1fr;
      }
      .article-layout{
        grid-template-columns:1fr;
      }
      .aside-stack{
        position:static;
      }
      .cta-inner{
        flex-direction:column;
        align-items:flex-start;
      }
      .cta-actions{width:100%}
    }
    @media (max-width: 767.98px){
      .container{width:min(var(--container), calc(100% - 24px))}
      .article-banner-inner{
        padding:22px;
      }
      .content-card,
      .aside-card,
      .feedback-panel,
      .cta-panel,
      .footer-panel,
      .empty-state{
        padding:18px;
      }
      .recommend-grid{
        grid-template-columns:1fr;
      }
      .list-row{
        grid-template-columns:1fr;
        gap:10px;
        align-items:flex-start;
      }
      .list-arrow{
        padding-left:0;
      }
      .footer-grid{
        grid-template-columns:1fr;
      }
      .article-hero-actions,
      .cta-actions,
      .form-foot{
        width:100%;
      }
      .btn-main,.btn-ghost,.btn-soft{
        width:100%;
      }
      .hero-image{
        aspect-ratio:16/9;
      }
    }
    @media (max-width: 520px){
      .brand-mark{
        width:36px;
        height:36px;
        border-radius:12px;
        font-size:16px;
      }
      .brand-text strong{
        font-size:14px;
      }
      .brand-text span{
        font-size:11px;
      }
      .article-title{
        font-size:clamp(26px, 9vw, 36px);
      }
      .article-subtitle,
      .section-desc{
        font-size:14px;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .meta-row{
        flex-direction:column;
      }
      .meta-row span{
        text-align:left;
      }
      .hero-image-caption strong{
        font-size:16px;
      }
      .footer-bottom{
        flex-direction:column;
        align-items:flex-start;
      }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}