/* roulang page: index */
:root{
      --bg:#0f0b0b;
      --bg-2:#151010;
      --bg-3:#1d1615;
      --surface:#f6efe8;
      --surface-2:#efe5db;
      --card:#1d1514;
      --card-2:#261b19;
      --line:rgba(255,255,255,.10);
      --line-dark:rgba(36,27,24,.10);
      --text:#f8f2ed;
      --text-soft:#d5c7bc;
      --text-dark:#241915;
      --text-muted:#8f8177;
      --accent:#b44a54;
      --accent-2:#c58a57;
      --accent-soft:rgba(180,74,84,.14);
      --shadow:0 22px 50px rgba(0,0,0,.24);
      --shadow-soft:0 10px 30px rgba(28,18,16,.10);
      --radius:24px;
      --radius-sm:16px;
      --container:1180px;
      --transition:200ms ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
      background:var(--bg);
      color:var(--text);
      line-height:1.75;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }

    body::before{
      content:"";
      position:fixed;
      inset:0;
      background:
        radial-gradient(circle at 15% 10%, rgba(196,138,87,.16), transparent 28%),
        radial-gradient(circle at 82% 16%, rgba(180,74,84,.14), transparent 24%),
        linear-gradient(180deg, rgba(255,255,255,.02), rgba(0,0,0,.08));
      pointer-events:none;
      z-index:-2;
    }

    body::after{
      content:"";
      position:fixed;
      inset:0;
      background-image:url('/assets/images/backpic/back-3.jpg');
      background-size:cover;
      background-position:center;
      opacity:.03;
      pointer-events:none;
      z-index:-3;
    }

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

    a{
      color:inherit;
      text-decoration:none;
      transition:color var(--transition), background-color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    }

    button,
    input,
    textarea{
      font:inherit;
    }

    ::selection{
      background:rgba(180,74,84,.24);
      color:#fff;
    }

    :focus-visible{
      outline:3px solid rgba(197,138,87,.72);
      outline-offset:3px;
    }

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

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(13,10,10,.66);
      backdrop-filter:blur(16px);
      border-bottom:1px solid rgba(255,255,255,.08);
      transition:background var(--transition), box-shadow var(--transition);
    }

    .site-header.is-scrolled{
      background:rgba(13,10,10,.84);
      box-shadow:0 12px 30px rgba(0,0,0,.18);
    }

    .nav-wrap{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }

    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:800;
      letter-spacing:.02em;
      color:#fff;
    }

    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      position:relative;
      flex:0 0 auto;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow:0 14px 26px rgba(180,74,84,.24);
    }

    .brand-mark::after{
      content:"37";
      position:absolute;
      inset:0;
      display:grid;
      place-items:center;
      color:#fff;
      font-size:13px;
      font-weight:800;
      letter-spacing:.02em;
    }

    .brand-text{
      font-size:18px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }

    .site-nav{
      display:flex;
      align-items:center;
      gap:6px;
    }

    .nav-link{
      padding:10px 15px;
      border-radius:999px;
      color:var(--text-soft);
      font-weight:600;
      letter-spacing:.01em;
    }

    .nav-link:hover,
    .nav-link.active{
      color:#fff;
      background:rgba(255,255,255,.08);
    }

    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex:0 0 auto;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 18px;
      border-radius:999px;
      font-weight:700;
      white-space:nowrap;
      border:1px solid transparent;
      cursor:pointer;
      transition:transform var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), color var(--transition), opacity var(--transition);
    }

    .btn:hover{
      transform:translateY(-1px);
    }

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

    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--accent), #953743);
      box-shadow:0 14px 28px rgba(180,74,84,.26);
    }

    .btn-primary:hover{
      box-shadow:0 18px 34px rgba(180,74,84,.32);
    }

    .btn-secondary{
      color:#fff;
      background:rgba(255,255,255,.05);
      border-color:rgba(255,255,255,.14);
    }

    .btn-secondary:hover{
      background:rgba(255,255,255,.09);
      border-color:rgba(255,255,255,.20);
    }

    .menu-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.05);
      color:#fff;
      cursor:pointer;
    }

    .menu-toggle span{
      position:relative;
      width:18px;
      height:2px;
      background:#fff;
      border-radius:999px;
      display:block;
    }

    .menu-toggle span::before,
    .menu-toggle span::after{
      content:"";
      position:absolute;
      left:0;
      width:18px;
      height:2px;
      border-radius:999px;
      background:#fff;
      transition:transform var(--transition), top var(--transition), opacity var(--transition);
    }

    .menu-toggle span::before{top:-6px}
    .menu-toggle span::after{top:6px}

    .mobile-panel{
      display:none;
      padding:0 0 14px;
      border-top:1px solid rgba(255,255,255,.08);
      background:rgba(12,9,9,.98);
    }

    .mobile-panel.is-open{
      display:block;
    }

    .mobile-panel-inner{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
      padding-top:12px;
      display:grid;
      gap:10px;
    }

    .mobile-link{
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:#fff;
      font-weight:700;
    }

    .mobile-link:hover{
      background:rgba(255,255,255,.09);
    }

    .mobile-link.primary{
      background:linear-gradient(135deg, var(--accent), #953743);
      border-color:transparent;
    }

    .hero{
      position:relative;
      overflow:hidden;
      padding:78px 0 64px;
      background:
        linear-gradient(180deg, rgba(9,7,7,.55), rgba(12,8,8,.82)),
        url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
      border-bottom:1px solid rgba(255,255,255,.08);
    }

    .hero::before{
      content:"";
      position:absolute;
      inset:auto -10% -18% auto;
      width:38vw;
      height:38vw;
      border-radius:50%;
      background:radial-gradient(circle, rgba(197,138,87,.26), transparent 60%);
      filter:blur(4px);
      pointer-events:none;
    }

    .hero::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(120deg, rgba(255,255,255,.03), transparent 32%),
        radial-gradient(circle at 82% 20%, rgba(180,74,84,.18), transparent 24%);
      pointer-events:none;
    }

    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0, 1.02fr) minmax(320px, .98fr);
      gap:42px;
      align-items:center;
    }

    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.12);
      color:#fff;
      font-size:.94rem;
      font-weight:700;
      letter-spacing:.02em;
    }

    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--accent-2), #fff);
      box-shadow:0 0 0 4px rgba(197,138,87,.14);
    }

    .hero h1{
      margin:18px 0 16px;
      max-width:11ch;
      font-size:clamp(2.6rem, 5.2vw, 5rem);
      line-height:1.02;
      letter-spacing:-.03em;
      color:#fff;
      text-shadow:0 10px 34px rgba(0,0,0,.24);
    }

    .hero-lead{
      max-width:62ch;
      margin:0;
      font-size:1.08rem;
      color:var(--text-soft);
    }

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

    .hero-strip{
      margin-top:30px;
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:12px;
    }

    .strip-item{
      padding:15px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
      backdrop-filter:blur(10px);
    }

    .strip-item strong{
      display:block;
      font-size:1rem;
      color:#fff;
      margin-bottom:2px;
    }

    .strip-item span{
      display:block;
      color:rgba(248,242,237,.72);
      font-size:.93rem;
    }

    .hero-visual{
      position:relative;
    }

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

    .visual-card{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius);
      border:1px solid rgba(255,255,255,.12);
      background:var(--card);
      box-shadow:var(--shadow);
      min-height:200px;
      transform:translateZ(0);
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .visual-card:hover{
      transform:translateY(-3px);
      box-shadow:0 26px 56px rgba(0,0,0,.30);
      border-color:rgba(255,255,255,.18);
    }

    .visual-card img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(1.06) contrast(1.02);
    }

    .visual-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(8,6,6,.02), rgba(8,6,6,.78));
      pointer-events:none;
    }

    .visual-caption{
      position:absolute;
      inset:auto 16px 16px 16px;
      z-index:1;
      padding:14px 15px;
      border-radius:18px;
      background:linear-gradient(180deg, rgba(13,9,9,.12), rgba(13,9,9,.86));
      border:1px solid rgba(255,255,255,.10);
      color:#fff;
      box-shadow:0 14px 28px rgba(0,0,0,.20);
    }

    .visual-caption strong{
      display:block;
      font-size:1rem;
      margin-bottom:4px;
    }

    .visual-caption span{
      display:block;
      color:rgba(255,255,255,.74);
      font-size:.92rem;
    }

    .visual-large{
      grid-row:span 2;
      min-height:414px;
    }

    .visual-stack{
      display:grid;
      gap:14px;
    }

    .visual-mini{
      min-height:200px;
    }

    .section{
      padding:78px 0;
    }

    .section-surface{
      background:linear-gradient(180deg, #f6efe8, #efe5da);
      color:var(--text-dark);
      border-top:1px solid rgba(255,255,255,.16);
      border-bottom:1px solid rgba(34,25,21,.06);
    }

    .section-light{
      background:linear-gradient(180deg, #f8f3ee, #f3ebdf);
      color:var(--text-dark);
    }

    .section-dark{
      background:linear-gradient(180deg, rgba(14,10,10,.75), rgba(12,8,8,.95));
      color:var(--text);
      border-top:1px solid rgba(255,255,255,.08);
      border-bottom:1px solid rgba(255,255,255,.08);
    }

    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:28px;
    }

    .section-copy{
      max-width:66ch;
    }

    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(180,74,84,.10);
      border:1px solid rgba(180,74,84,.14);
      color:var(--accent);
      font-size:.92rem;
      font-weight:800;
      letter-spacing:.02em;
    }

    .section-title{
      margin:12px 0 10px;
      font-size:clamp(1.72rem, 3vw, 2.6rem);
      line-height:1.12;
      letter-spacing:-.02em;
    }

    .section-desc{
      margin:0;
      color:rgba(36,25,21,.72);
      font-size:1rem;
    }

    .section-dark .section-desc{
      color:rgba(248,242,237,.72);
    }

    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }

    .meta-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.68);
      border:1px solid rgba(34,25,21,.08);
      color:#6d5f54;
      font-size:.9rem;
      font-weight:700;
      box-shadow:0 6px 18px rgba(38,27,22,.05);
    }

    .meta-chip::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
    }

    .feature-grid{
      display:grid;
      grid-template-columns:repeat(12, minmax(0,1fr));
      gap:18px;
      margin-top:6px;
    }

    .feature-card{
      grid-column:span 4;
      overflow:hidden;
      border-radius:var(--radius);
      background:#fff;
      border:1px solid rgba(34,25,21,.08);
      box-shadow:var(--shadow-soft);
      display:flex;
      flex-direction:column;
      min-height:100%;
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .feature-card:hover{
      transform:translateY(-3px);
      box-shadow:0 18px 36px rgba(38,27,22,.12);
      border-color:rgba(180,74,84,.15);
    }

    .feature-card--big{
      grid-column:span 6;
      grid-row:span 2;
    }

    .feature-card--tall{
      grid-column:span 3;
      grid-row:span 2;
    }

    .feature-card--wide{
      grid-column:span 6;
    }

    .feature-media{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
      background:#ddd1c5;
    }

    .feature-card--big .feature-media{
      aspect-ratio:16/9;
    }

    .feature-card--tall .feature-media{
      aspect-ratio:3/4;
    }

    .feature-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .45s ease;
    }

    .feature-card:hover .feature-media img{
      transform:scale(1.03);
    }

    .feature-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(10,7,7,.06), rgba(10,7,7,.70));
      pointer-events:none;
    }

    .feature-body{
      padding:18px 18px 0;
    }

    .feature-badge{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(180,74,84,.12);
      color:var(--accent);
      font-size:.82rem;
      font-weight:800;
      letter-spacing:.02em;
    }

    .feature-title{
      margin:12px 0 8px;
      font-size:1.12rem;
      line-height:1.3;
      letter-spacing:-.01em;
      color:#241915;
    }

    .feature-text{
      margin:0;
      color:rgba(36,25,21,.72);
      line-height:1.78;
      font-size:.96rem;
    }

    .feature-footer{
      margin-top:auto;
      padding:0 18px 18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }

    .feature-link{
      color:var(--accent);
      font-weight:800;
    }

    .feature-link:hover{
      text-decoration:underline;
    }

    .feature-mini{
      padding:18px;
      background:linear-gradient(180deg, rgba(255,255,255,.76), rgba(255,255,255,.92));
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }

    .feature-mini .mini-bullets{
      margin:14px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }

    .feature-mini .mini-bullets li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#5b4f45;
      font-size:.95rem;
    }

    .feature-mini .mini-bullets li::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      margin-top:.62em;
      flex:0 0 auto;
    }

    .latest-grid{
      display:grid;
      grid-template-columns:minmax(0, 1.24fr) 344px;
      gap:24px;
      align-items:start;
    }

    .chip-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin:4px 0 18px;
    }

    .chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(36,25,21,.06);
      border:1px solid rgba(36,25,21,.08);
      color:#6d5f54;
      font-size:.9rem;
      font-weight:700;
    }

    .latest-list{
      display:grid;
      gap:16px;
    }

    .news-card{
      display:grid;
      grid-template-columns:230px minmax(0,1fr);
      gap:18px;
      overflow:hidden;
      background:#fff;
      border-radius:var(--radius);
      border:1px solid rgba(34,25,21,.08);
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .news-card:hover{
      transform:translateY(-3px);
      box-shadow:0 18px 36px rgba(38,27,22,.12);
      border-color:rgba(180,74,84,.16);
    }

    .news-thumb{
      position:relative;
      min-height:220px;
      overflow:hidden;
      background:#e7dbcf;
    }

    .news-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .45s ease;
    }

    .news-card:hover .news-thumb img{
      transform:scale(1.03);
    }

    .news-thumb::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(8,6,6,.02), rgba(8,6,6,.20));
      pointer-events:none;
    }

    .news-body{
      padding:18px 18px 18px 0;
      display:flex;
      flex-direction:column;
      min-width:0;
    }

    .news-meta{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
      color:#8d7e72;
      font-size:.9rem;
    }

    .badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(180,74,84,.12);
      color:var(--accent);
      font-size:.82rem;
      font-weight:800;
      letter-spacing:.02em;
    }

    .news-title{
      margin:12px 0 10px;
      font-size:1.14rem;
      line-height:1.35;
      letter-spacing:-.01em;
      color:#231915;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }

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

    .news-summary{
      margin:0;
      color:#6e6056;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
      min-height:3.5em;
    }

    .news-actions{
      margin-top:auto;
      padding-top:14px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }

    .news-tip{
      color:#99897d;
      font-size:.88rem;
    }

    .link-arrow{
      color:var(--accent);
      font-weight:800;
      white-space:nowrap;
    }

    .link-arrow:hover{
      text-decoration:underline;
    }

    .latest-side{
      position:sticky;
      top:104px;
      padding:18px;
      border-radius:var(--radius);
      background:linear-gradient(180deg, #fff, #f8f1e8);
      border:1px solid rgba(34,25,21,.08);
      box-shadow:var(--shadow-soft);
    }

    .side-image{
      overflow:hidden;
      border-radius:20px;
      aspect-ratio:16/11;
      background:#d9cabc;
      margin-bottom:16px;
    }

    .side-image img{
      width:100%;
      height:100%;
      object-fit:cover;
    }

    .side-title{
      margin:0 0 8px;
      font-size:1.22rem;
      line-height:1.25;
      color:#241915;
    }

    .side-text{
      margin:0;
      color:#695b52;
    }

    .side-list{
      list-style:none;
      margin:16px 0 0;
      padding:0;
      display:grid;
      gap:12px;
    }

    .side-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#5f5249;
      line-height:1.65;
    }

    .side-dot{
      width:8px;
      height:8px;
      border-radius:50%;
      margin-top:.64em;
      flex:0 0 auto;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow:0 0 0 4px rgba(180,74,84,.10);
    }

    .side-cta{
      margin-top:18px;
      padding:14px;
      border-radius:20px;
      background:rgba(180,74,84,.08);
      border:1px solid rgba(180,74,84,.12);
      color:#6c524e;
    }

    .guide-grid{
      display:grid;
      grid-template-columns:minmax(0, 1.08fr) minmax(320px, .92fr);
      gap:18px;
      align-items:stretch;
    }

    .guide-panel{
      border-radius:var(--radius);
      overflow:hidden;
      background:linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.94));
      border:1px solid rgba(34,25,21,.08);
      box-shadow:var(--shadow-soft);
      padding:22px;
      color:#241915;
    }

    .guide-panel h3{
      margin:0 0 10px;
      font-size:1.34rem;
      line-height:1.25;
    }

    .guide-panel p{
      margin:0;
      color:#6e6057;
    }

    .guide-steps{
      list-style:none;
      padding:0;
      margin:18px 0 0;
      display:grid;
      gap:12px;
    }

    .guide-steps li{
      display:flex;
      gap:14px;
      align-items:flex-start;
      padding:16px;
      border-radius:18px;
      background:rgba(36,25,21,.04);
      border:1px solid rgba(36,25,21,.06);
    }

    .step-index{
      width:34px;
      height:34px;
      border-radius:12px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      color:#fff;
      font-weight:800;
      box-shadow:0 12px 24px rgba(180,74,84,.20);
    }

    .step-copy{
      min-width:0;
    }

    .step-copy strong{
      display:block;
      margin-bottom:4px;
      font-size:1rem;
      color:#231915;
    }

    .step-copy span{
      display:block;
      color:#6f6157;
      font-size:.95rem;
    }

    .guide-cards{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:14px;
    }

    .mini-card{
      border-radius:var(--radius);
      overflow:hidden;
      background:#fff;
      border:1px solid rgba(34,25,21,.08);
      box-shadow:var(--shadow-soft);
      display:flex;
      flex-direction:column;
      min-height:100%;
    }

    .mini-card-media{
      aspect-ratio:16/10;
      overflow:hidden;
      background:#ddd1c5;
    }

    .mini-card-media img{
      width:100%;
      height:100%;
      object-fit:cover;
    }

    .mini-card-body{
      padding:16px;
    }

    .mini-card-body strong{
      display:block;
      margin-bottom:6px;
      color:#231915;
      font-size:1rem;
    }

    .mini-card-body span{
      color:#6c5f55;
      font-size:.94rem;
    }

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

    .faq-item{
      background:#fff;
      border:1px solid rgba(34,25,21,.08);
      border-radius:20px;
      overflow:hidden;
      box-shadow:var(--shadow-soft);
    }

    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      font-weight:800;
      color:#231915;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }

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

    .faq-item summary::after{
      content:"+";
      width:30px;
      height:30px;
      border-radius:10px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      background:rgba(180,74,84,.10);
      color:var(--accent);
      font-size:1.2rem;
      font-weight:700;
      transition:transform var(--transition), background var(--transition);
    }

    .faq-item[open] summary::after{
      content:"–";
      background:rgba(180,74,84,.14);
    }

    .faq-body{
      padding:0 20px 20px;
      color:#675a51;
    }

    .cta-wrap{
      padding:80px 0 92px;
    }

    .cta-box{
      display:grid;
      grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);
      gap:22px;
      align-items:stretch;
      padding:28px;
      border-radius:30px;
      background:
        linear-gradient(135deg, rgba(180,74,84,.96), rgba(66,24,28,.98)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
      border:1px solid rgba(255,255,255,.08);
      color:#fff;
      overflow:hidden;
      position:relative;
    }

    .cta-box::after{
      content:"";
      position:absolute;
      inset:0;
      background:radial-gradient(circle at 82% 18%, rgba(255,255,255,.14), transparent 30%);
      pointer-events:none;
    }

    .cta-copy,
    .cta-visual{
      position:relative;
      z-index:1;
    }

    .cta-copy h2{
      margin:0 0 12px;
      font-size:clamp(1.6rem, 3vw, 2.4rem);
      line-height:1.15;
      letter-spacing:-.02em;
    }

    .cta-copy p{
      margin:0;
      max-width:60ch;
      color:rgba(255,255,255,.88);
    }

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

    .cta-card{
      display:flex;
      flex-direction:column;
      border-radius:24px;
      overflow:hidden;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.16);
      backdrop-filter:blur(10px);
      box-shadow:0 16px 34px rgba(0,0,0,.16);
    }

    .cta-card-media{
      aspect-ratio:16/10;
      overflow:hidden;
    }

    .cta-card-media img{
      width:100%;
      height:100%;
      object-fit:cover;
    }

    .cta-card-body{
      padding:16px 16px 18px;
    }

    .cta-card-body strong{
      display:block;
      margin-bottom:6px;
      font-size:1.02rem;
    }

    .cta-card-body span{
      display:block;
      color:rgba(255,255,255,.78);
      font-size:.94rem;
    }

    .site-footer{
      padding:34px 0 42px;
      background:#0b0808;
      border-top:1px solid rgba(255,255,255,.08);
    }

    .footer-grid{
      display:grid;
      grid-template-columns:minmax(0,1.08fr) minmax(220px,.62fr) minmax(220px,.72fr);
      gap:24px;
      align-items:start;
    }

    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff;
      font-weight:800;
      font-size:1.1rem;
      margin-bottom:12px;
    }

    .footer-brand .brand-mark{
      width:38px;
      height:38px;
      border-radius:13px;
    }

    .footer-desc{
      margin:0;
      color:var(--text-soft);
      max-width:48ch;
    }

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

    .footer-links a{
      color:var(--text-soft);
      width:max-content;
    }

    .footer-links a:hover{
      color:#fff;
      text-decoration:underline;
    }

    .footer-note{
      color:var(--text-muted);
      font-size:.94rem;
    }

    .footer-copy{
      grid-column:1 / -1;
      margin-top:8px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.08);
      color:#9b8d84;
      font-size:.9rem;
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      gap:10px;
    }

    .empty-state{
      padding:28px;
      border-radius:20px;
      background:rgba(36,25,21,.04);
      border:1px dashed rgba(36,25,21,.18);
      color:#6e6057;
    }

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

    @media (max-width: 1120px){
      .hero-grid,
      .latest-grid,
      .guide-grid,
      .cta-box,
      .footer-grid{
        grid-template-columns:1fr;
      }

      .latest-side{
        position:relative;
        top:auto;
      }

      .feature-card--big,
      .feature-card--tall,
      .feature-card--wide,
      .feature-card{
        grid-column:span 6;
        grid-row:auto;
      }

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

    @media (max-width: 860px){
      .site-nav,
      .nav-actions .btn-secondary{
        display:none;
      }

      .menu-toggle{
        display:inline-flex;
      }

      .hero{
        padding:62px 0 50px;
      }

      .hero h1{
        max-width:100%;
      }

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

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

      .visual-large{
        grid-row:auto;
        min-height:320px;
      }

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

      .feature-card,
      .feature-card--big,
      .feature-card--tall,
      .feature-card--wide{
        grid-column:span 1;
        grid-row:auto;
      }

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

      .news-body{
        padding:0 18px 18px;
      }

      .news-thumb{
        min-height:230px;
      }

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

    @media (max-width: 560px){
      .container{
        width:min(var(--container), calc(100% - 22px));
      }

      .nav-wrap{
        min-height:68px;
      }

      .brand-text{
        font-size:16px;
      }

      .hero h1{
        font-size:2.35rem;
      }

      .hero-lead{
        font-size:1rem;
      }

      .hero-actions .btn{
        width:100%;
      }

      .hero-strip{
        grid-template-columns:1fr;
      }

      .section{
        padding:58px 0;
      }

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

      .meta-row{
        justify-content:flex-start;
      }

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

      .feature-card,
      .feature-card--big,
      .feature-card--tall,
      .feature-card--wide{
        grid-column:span 1;
      }

      .news-thumb{
        min-height:200px;
      }

      .cta-box{
        padding:20px;
      }

      .cta-actions .btn{
        width:100%;
      }

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

/* roulang page: article */
:root{
      --bg:#0f0b0b;
      --bg-2:#151010;
      --bg-3:#1d1615;
      --surface:#f6efe8;
      --surface-2:#efe5db;
      --card:#1d1514;
      --card-2:#261b19;
      --line:rgba(255,255,255,.10);
      --line-dark:rgba(36,27,24,.10);
      --text:#f8f2ed;
      --text-soft:#d5c7bc;
      --text-dark:#241915;
      --text-muted:#8f8177;
      --accent:#b44a54;
      --accent-2:#c58a57;
      --accent-soft:rgba(180,74,84,.14);
      --shadow:0 22px 50px rgba(0,0,0,.24);
      --shadow-soft:0 10px 30px rgba(28,18,16,.10);
      --radius:24px;
      --radius-sm:16px;
      --container:1180px;
      --transition:200ms ease;
    }

    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
      background:var(--bg);
      color:var(--text);
      line-height:1.75;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      background:
        radial-gradient(circle at 15% 10%, rgba(196,138,87,.16), transparent 28%),
        radial-gradient(circle at 82% 16%, rgba(180,74,84,.14), transparent 24%),
        linear-gradient(180deg, rgba(255,255,255,.02), rgba(0,0,0,.08));
      pointer-events:none;
      z-index:-2;
    }
    body::after{
      content:"";
      position:fixed;
      inset:0;
      background-image:url('/assets/images/backpic/back-3.jpg');
      background-size:cover;
      background-position:center;
      opacity:.03;
      pointer-events:none;
      z-index:-3;
    }
    img{
      display:block;
      max-width:100%;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition:color var(--transition), background-color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    }
    a:hover{
      color:inherit;
    }
    button,
    input,
    textarea{
      font:inherit;
    }
    button:focus,
    a:focus,
    input:focus,
    textarea:focus,
    summary:focus{
      outline:none;
    }
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }

    .reading-progress{
      position:fixed;
      inset:0 0 auto 0;
      z-index:70;
      height:3px;
      background:transparent;
      pointer-events:none;
    }
    .reading-progress span{
      display:block;
      width:0;
      height:100%;
      background:linear-gradient(90deg, var(--accent), var(--accent-2));
      box-shadow:0 0 18px rgba(180,74,84,.35);
      transition:width 80ms linear;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      background:rgba(13,10,10,.66);
      backdrop-filter:blur(16px);
      border-bottom:1px solid rgba(255,255,255,.08);
      transition:background var(--transition), box-shadow var(--transition);
    }
    .site-header.is-scrolled{
      background:rgba(13,10,10,.86);
      box-shadow:0 12px 30px rgba(0,0,0,.18);
    }
    .nav-wrap{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:800;
      letter-spacing:.02em;
      color:#fff;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      position:relative;
      flex:0 0 auto;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow:0 14px 26px rgba(180,74,84,.24);
    }
    .brand-mark::after{
      content:"37";
      position:absolute;
      inset:0;
      display:grid;
      place-items:center;
      color:#fff;
      font-size:13px;
      font-weight:800;
      letter-spacing:.02em;
    }
    .brand-text{
      font-size:18px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }

    .site-nav{
      display:flex;
      align-items:center;
      gap:6px;
    }
    .nav-link{
      padding:10px 15px;
      border-radius:999px;
      color:var(--text-soft);
      font-weight:600;
      letter-spacing:.01em;
    }
    .nav-link:hover,
    .nav-link.active{
      color:#fff;
      background:rgba(255,255,255,.08);
    }

    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex:0 0 auto;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 18px;
      border-radius:999px;
      font-weight:700;
      white-space:nowrap;
      border:1px solid transparent;
      cursor:pointer;
      transition:transform var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), color var(--transition), opacity var(--transition);
    }
    .btn:hover{
      transform:translateY(-1px);
    }
    .btn:active{
      transform:translateY(0);
    }
    .btn:focus-visible,
    .nav-link:focus-visible,
    .mobile-link:focus-visible,
    .footer-links a:focus-visible,
    .text-link:focus-visible,
    .faq-summary:focus-visible,
    input:focus-visible,
    textarea:focus-visible{
      box-shadow:0 0 0 3px rgba(180,74,84,.22);
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--accent), #953743);
      box-shadow:0 14px 28px rgba(180,74,84,.26);
    }
    .btn-primary:hover{
      color:#fff;
      box-shadow:0 18px 34px rgba(180,74,84,.32);
    }
    .btn-secondary{
      color:#fff;
      background:rgba(255,255,255,.05);
      border-color:rgba(255,255,255,.14);
    }
    .btn-secondary:hover{
      color:#fff;
      background:rgba(255,255,255,.09);
      border-color:rgba(255,255,255,.20);
    }
    .btn-light{
      color:var(--text-dark);
      background:#fff;
      border-color:rgba(36,25,21,.08);
      box-shadow:var(--shadow-soft);
    }
    .btn-light:hover{
      color:var(--text-dark);
      box-shadow:0 14px 34px rgba(36,25,21,.12);
    }

    .menu-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.05);
      color:#fff;
      cursor:pointer;
      padding:0;
    }
    .menu-toggle span{
      position:relative;
      width:18px;
      height:2px;
      background:#fff;
      border-radius:999px;
      display:block;
    }
    .menu-toggle span::before,
    .menu-toggle span::after{
      content:"";
      position:absolute;
      left:0;
      width:18px;
      height:2px;
      border-radius:999px;
      background:#fff;
      transition:transform var(--transition), top var(--transition), opacity var(--transition);
    }
    .menu-toggle span::before{top:-6px}
    .menu-toggle span::after{top:6px}

    .mobile-panel{
      display:none;
      padding:0 0 14px;
      border-top:1px solid rgba(255,255,255,.08);
      background:rgba(12,9,9,.98);
    }
    .mobile-panel.is-open{
      display:block;
    }
    .mobile-panel-inner{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
      padding-top:12px;
      display:grid;
      gap:10px;
    }
    .mobile-link{
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:#fff;
      font-weight:700;
    }
    .mobile-link:hover{
      color:#fff;
      background:rgba(255,255,255,.09);
    }
    .mobile-link.primary{
      background:linear-gradient(135deg, var(--accent), #953743);
      border-color:rgba(255,255,255,.0);
      box-shadow:0 14px 28px rgba(180,74,84,.22);
    }

    .page-shell{
      padding:28px 0 64px;
    }

    .article-hero{
      position:relative;
      overflow:hidden;
      padding:36px 0 18px;
      background:
        linear-gradient(180deg, rgba(15,11,11,.60), rgba(15,11,11,.84)),
        url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
      border-bottom:1px solid rgba(255,255,255,.06);
      box-shadow:inset 0 -1px 0 rgba(255,255,255,.04);
    }
    .article-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 18% 16%, rgba(196,138,87,.20), transparent 24%),
        radial-gradient(circle at 78% 22%, rgba(180,74,84,.20), transparent 22%),
        linear-gradient(180deg, rgba(15,11,11,.18), rgba(15,11,11,.28));
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.25fr) minmax(320px,.88fr);
      gap:30px;
      align-items:center;
      min-height:420px;
      padding:18px 0 34px;
    }
    .hero-copy{
      padding:18px 0;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.06);
      color:#fff;
      font-size:.92rem;
      font-weight:700;
      letter-spacing:.02em;
      margin-bottom:16px;
    }
    .section-kicker::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow:0 0 0 4px rgba(180,74,84,.16);
    }
    .hero-copy h1{
      margin:0;
      font-size:clamp(2rem, 4vw, 4.05rem);
      line-height:1.12;
      font-weight:900;
      letter-spacing:-.02em;
      color:#fff;
      text-wrap:balance;
    }
    .hero-copy p{
      margin:18px 0 0;
      max-width:64ch;
      color:rgba(248,242,237,.88);
      font-size:1.02rem;
    }
    .hero-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .meta-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.12);
      color:#fff;
      font-size:.92rem;
      font-weight:600;
    }
    .meta-chip strong{
      font-weight:800;
      color:#fff;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .hero-media{
      position:relative;
      border-radius:30px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.05);
      box-shadow:var(--shadow);
      min-height:340px;
      isolation:isolate;
    }
    .hero-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:340px;
      transform:scale(1.02);
    }
    .hero-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(18,12,12,.02) 0%, rgba(18,12,12,.22) 100%);
      pointer-events:none;
    }
    .hero-media-note{
      position:absolute;
      left:18px;
      right:18px;
      bottom:18px;
      z-index:1;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(15,11,11,.58);
      color:#fff;
      border:1px solid rgba(255,255,255,.12);
      backdrop-filter:blur(12px);
      font-weight:600;
    }

    .article-layout{
      display:grid;
      grid-template-columns:minmax(0,1.45fr) minmax(300px,.8fr);
      gap:26px;
      align-items:start;
      margin-top:26px;
    }
    .content-panel,
    .sidebar-panel,
    .feedback-card,
    .cta-strip,
    .faq-wrap,
    .notfound-panel{
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
    }
    .content-panel{
      background:var(--surface);
      color:var(--text-dark);
      border:1px solid var(--line-dark);
      padding:28px;
    }
    .article-topline{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      margin-bottom:18px;
      color:var(--text-muted);
      font-size:.95rem;
    }
    .breadcrumbs{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
    }
    .breadcrumbs a,
    .breadcrumbs span{
      color:var(--text-muted);
    }
    .breadcrumbs a:hover{
      color:var(--accent);
    }
    .article-meta-inline{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
    }
    .tag-badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 11px;
      border-radius:999px;
      background:rgba(180,74,84,.10);
      color:var(--accent);
      border:1px solid rgba(180,74,84,.14);
      font-weight:700;
      font-size:.88rem;
    }
    .tag-badge.neutral{
      background:rgba(36,25,21,.05);
      color:var(--text-muted);
      border-color:rgba(36,25,21,.08);
    }
    .article-body{
      font-size:1.04rem;
      line-height:1.95;
      color:var(--text-dark);
    }
    .article-body :where(h2,h3,h4){
      color:var(--text-dark);
      line-height:1.28;
      font-weight:800;
      margin:1.5em 0 .75em;
      letter-spacing:-.01em;
      scroll-margin-top:110px;
    }
    .article-body h2{font-size:1.65rem}
    .article-body h3{font-size:1.28rem}
    .article-body h4{font-size:1.12rem}
    .article-body p{
      margin:0 0 1em;
      color:#35231f;
    }
    .article-body :where(ul,ol){
      padding-left:1.2em;
      margin:0 0 1.1em;
    }
    .article-body li{
      margin:.35em 0;
    }
    .article-body a{
      color:var(--accent);
      text-decoration:none;
      border-bottom:1px solid rgba(180,74,84,.25);
    }
    .article-body a:hover{
      color:#943843;
      border-bottom-color:rgba(148,56,67,.55);
    }
    .article-body strong{
      color:#1d1311;
    }
    .article-body blockquote{
      margin:1.2em 0;
      padding:18px 18px 18px 20px;
      border-left:4px solid var(--accent);
      background:rgba(180,74,84,.06);
      border-radius:16px;
      color:#4b2d29;
    }
    .article-body hr{
      margin:1.8em 0;
      border:0;
      border-top:1px solid rgba(36,25,21,.12);
    }
    .article-body img{
      width:100%;
      height:auto;
      border-radius:18px;
      margin:1.1em 0;
      box-shadow:0 12px 28px rgba(36,25,21,.10);
    }
    .article-body table{
      width:100%;
      border-collapse:collapse;
      margin:1.2em 0;
      display:block;
      overflow-x:auto;
      white-space:nowrap;
      border:1px solid rgba(36,25,21,.10);
      border-radius:16px;
      background:#fff;
    }
    .article-body th,
    .article-body td{
      padding:12px 14px;
      border-bottom:1px solid rgba(36,25,21,.08);
      color:#3b2723;
    }
    .article-body th{
      background:#f5ebe2;
      font-weight:800;
    }
    .article-body pre{
      margin:1.2em 0;
      padding:18px;
      border-radius:18px;
      background:#131313;
      color:#eaeaea;
      overflow:auto;
    }
    .article-body code{
      padding:.14em .42em;
      border-radius:8px;
      background:rgba(36,25,21,.08);
      color:#8e3b44;
      font-size:.95em;
    }
    .article-body pre code{
      padding:0;
      background:none;
      color:inherit;
    }
    .article-divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(36,25,21,.12), transparent);
      margin:24px 0;
    }
    .article-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
      padding-top:20px;
      border-top:1px solid rgba(36,25,21,.10);
    }

    .sidebar-panel{
      position:sticky;
      top:98px;
      display:grid;
      gap:18px;
    }
    .side-card{
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.10);
      border-radius:var(--radius);
      overflow:hidden;
      color:#fff;
      box-shadow:var(--shadow);
    }
    .side-card.light{
      background:var(--surface);
      color:var(--text-dark);
      border-color:var(--line-dark);
      box-shadow:var(--shadow-soft);
    }
    .side-media{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
    }
    .side-media img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .side-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(0,0,0,.02), rgba(0,0,0,.28));
      pointer-events:none;
    }
    .side-body{
      padding:18px;
    }
    .side-body h3{
      margin:0 0 10px;
      font-size:1.15rem;
      font-weight:800;
      letter-spacing:-.01em;
    }
    .side-body p{
      margin:0;
      color:inherit;
      opacity:.88;
      line-height:1.75;
      font-size:.95rem;
    }
    .side-links{
      display:grid;
      gap:12px;
      padding:18px;
    }
    .mini-card{
      display:grid;
      grid-template-columns:88px minmax(0,1fr);
      gap:12px;
      align-items:center;
      padding:12px;
      border-radius:18px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      transition:transform var(--transition), box-shadow var(--transition), background var(--transition);
    }
    .side-card.light .mini-card{
      background:#fff;
      border-color:rgba(36,25,21,.08);
    }
    .mini-card:hover{
      transform:translateY(-1px);
      box-shadow:0 16px 28px rgba(0,0,0,.12);
      background:rgba(255,255,255,.09);
    }
    .side-card.light .mini-card:hover{
      background:#fff;
      box-shadow:0 14px 28px rgba(36,25,21,.10);
    }
    .mini-card img{
      width:88px;
      aspect-ratio:1/1;
      object-fit:cover;
      border-radius:14px;
    }
    .mini-copy{
      min-width:0;
    }
    .mini-copy .mini-title{
      margin:0 0 5px;
      font-size:1rem;
      font-weight:800;
      line-height:1.34;
    }
    .mini-copy .mini-desc{
      margin:0 0 8px;
      color:inherit;
      opacity:.82;
      font-size:.9rem;
      line-height:1.55;
    }
    .mini-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:inherit;
      opacity:.72;
      font-size:.86rem;
    }
    .text-link{
      color:var(--accent);
      font-weight:700;
    }
    .text-link:hover{
      color:#943843;
      text-decoration:underline;
      text-decoration-thickness:1px;
      text-underline-offset:3px;
    }

    .faq-section{
      margin-top:26px;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      margin-bottom:16px;
    }
    .section-head h2{
      margin:0;
      font-size:clamp(1.45rem, 2vw, 2.05rem);
      line-height:1.22;
      font-weight:900;
      color:#fff;
      letter-spacing:-.02em;
    }
    .section-sub{
      margin:8px 0 0;
      color:var(--text-soft);
      max-width:68ch;
    }
    .faq-wrap{
      background:var(--bg-3);
      border:1px solid rgba(255,255,255,.08);
      padding:18px;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border-radius:18px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      overflow:hidden;
      transition:border-color var(--transition), background var(--transition), box-shadow var(--transition);
    }
    .faq-item:hover{
      background:rgba(255,255,255,.06);
    }
    .faq-item[open]{
      border-color:rgba(180,74,84,.22);
      box-shadow:0 12px 24px rgba(0,0,0,.10);
    }
    .faq-summary{
      list-style:none;
      cursor:pointer;
      padding:16px 18px;
      font-weight:800;
      color:#fff;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
    }
    .faq-summary::-webkit-details-marker{
      display:none;
    }
    .faq-summary::after{
      content:"+";
      width:28px;
      height:28px;
      border-radius:999px;
      display:grid;
      place-items:center;
      background:rgba(180,74,84,.14);
      color:#fff;
      border:1px solid rgba(180,74,84,.18);
      flex:0 0 auto;
      font-size:1rem;
      line-height:1;
      transition:transform var(--transition), background var(--transition);
    }
    .faq-item[open] .faq-summary::after{
      content:"–";
      background:rgba(180,74,84,.22);
    }
    .faq-answer{
      padding:0 18px 18px;
      color:var(--text-soft);
      line-height:1.85;
    }

    .cta-strip{
      margin-top:26px;
      background:linear-gradient(135deg, rgba(180,74,84,.16), rgba(197,138,87,.12));
      border:1px solid rgba(255,255,255,.08);
      padding:24px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    .cta-copy h2{
      margin:0 0 8px;
      color:#fff;
      font-size:1.55rem;
      line-height:1.25;
      font-weight:900;
    }
    .cta-copy p{
      margin:0;
      color:var(--text-soft);
      max-width:62ch;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
    }

    .feedback-section{
      margin-top:26px;
    }
    .feedback-card{
      background:var(--surface);
      color:var(--text-dark);
      border:1px solid var(--line-dark);
      padding:24px;
    }
    .feedback-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) minmax(280px,.72fr);
      gap:18px;
      align-items:start;
    }
    .feedback-copy h2{
      margin:0 0 10px;
      font-size:1.5rem;
      font-weight:900;
      line-height:1.25;
      letter-spacing:-.01em;
    }
    .feedback-copy p{
      margin:0;
      color:#503632;
    }
    .feedback-form{
      display:grid;
      gap:12px;
    }
    .field{
      width:100%;
      padding:13px 14px;
      border-radius:16px;
      border:1px solid rgba(36,25,21,.12);
      background:#fff;
      color:var(--text-dark);
      box-shadow:none;
      transition:border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    }
    .field:hover{
      border-color:rgba(180,74,84,.28);
    }
    .field:focus{
      border-color:rgba(180,74,84,.45);
      box-shadow:0 0 0 3px rgba(180,74,84,.12);
    }
    .field::placeholder{
      color:#a9968d;
    }
    textarea.field{
      min-height:120px;
      resize:vertical;
    }
    .feedback-note{
      padding:14px 16px;
      border-radius:18px;
      background:rgba(180,74,84,.08);
      border:1px solid rgba(180,74,84,.12);
      color:#5d3a37;
      font-size:.95rem;
      line-height:1.7;
    }

    .notfound-panel{
      width:min(760px, calc(100% - 32px));
      margin:36px auto 12px;
      padding:38px 28px;
      text-align:center;
      background:var(--surface);
      color:var(--text-dark);
      border:1px solid var(--line-dark);
    }
    .notfound-panel h1{
      margin:0 0 18px;
      font-size:clamp(1.8rem, 3vw, 2.4rem);
      line-height:1.2;
      font-weight:900;
    }

    .site-footer{
      margin-top:34px;
      padding:28px 0 34px;
      background:rgba(8,6,6,.92);
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:minmax(0,1.1fr) auto minmax(0,1fr) auto;
      gap:18px 24px;
      align-items:start;
    }
    .footer-brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      color:#fff;
      margin-bottom:12px;
    }
    .footer-brand .brand-mark{
      width:38px;
      height:38px;
      border-radius:13px;
    }
    .footer-desc{
      margin:0;
      color:var(--text-soft);
      max-width:30ch;
      line-height:1.75;
    }
    .footer-links{
      display:flex;
      flex-direction:column;
      gap:10px;
      min-width:110px;
    }
    .footer-links a{
      color:var(--text-soft);
      font-weight:600;
    }
    .footer-links a:hover{
      color:#fff;
      text-decoration:underline;
      text-decoration-thickness:1px;
      text-underline-offset:4px;
    }
    .footer-note{
      color:var(--text-soft);
      line-height:1.75;
      max-width:34ch;
    }
    .footer-copy{
      display:flex;
      flex-direction:column;
      gap:6px;
      color:var(--text-muted);
      font-size:.95rem;
      text-align:right;
      white-space:nowrap;
    }

    @media (max-width: 1100px){
      .hero-grid,
      .article-layout,
      .feedback-grid,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .sidebar-panel{
        position:relative;
        top:auto;
      }
      .footer-copy{
        text-align:left;
        white-space:normal;
      }
    }
    @media (max-width: 768px){
      .site-nav,
      .nav-actions .btn{
        display:none;
      }
      .menu-toggle{
        display:inline-flex;
      }
      .nav-wrap{
        min-height:68px;
      }
      .hero-grid{
        min-height:auto;
        padding:6px 0 26px;
      }
      .hero-media{
        min-height:280px;
      }
      .hero-media img{
        min-height:280px;
      }
      .page-shell{
        padding-top:22px;
      }
      .article-hero{
        padding-top:26px;
      }
      .content-panel,
      .feedback-card,
      .cta-strip,
      .faq-wrap{
        padding:20px;
      }
      .faq-summary{
        padding:14px 16px;
      }
    }
    @media (max-width: 520px){
      .container{
        width:min(var(--container), calc(100% - 20px));
      }
      .brand-text{
        font-size:16px;
      }
      .hero-copy h1{
        font-size:clamp(1.7rem, 8vw, 2.5rem);
      }
      .hero-copy p,
      .section-sub,
      .article-body,
      .footer-note,
      .footer-desc{
        font-size:.98rem;
      }
      .content-panel,
      .feedback-card,
      .cta-strip,
      .faq-wrap,
      .notfound-panel{
        border-radius:20px;
      }
      .mini-card{
        grid-template-columns:72px minmax(0,1fr);
      }
      .mini-card img{
        width:72px;
      }
      .cta-copy h2,
      .feedback-copy h2,
      .section-head h2{
        font-size:1.28rem;
      }
      .btn{
        width:100%;
      }
      .hero-actions,
      .cta-actions{
        width:100%;
      }
      .hero-actions .btn,
      .cta-actions .btn{
        width:100%;
      }
      .article-topline{
        font-size:.9rem;
      }
    }

/* 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}