/* roulang page: index */
:root{
      --bg:#0d0f13;
      --bg-2:#12151b;
      --panel:#171b22;
      --panel-2:#1d222c;
      --panel-3:#202632;
      --line:#2a3140;
      --line-2:#394150;
      --text:#f5f1ea;
      --muted:#b7ad9f;
      --soft:#8b8377;
      --accent:#d9a44c;
      --accent-2:#f1c66f;
      --accent-3:#8a4a34;
      --good:#68b685;
      --shadow:0 22px 50px rgba(0,0,0,.36);
      --shadow-soft:0 12px 28px rgba(0,0,0,.22);
      --radius:18px;
      --radius-sm:14px;
      --radius-xs:12px;
      --container:1320px;
      --gap:24px;
      --gap-lg:34px;
      --section-y:clamp(72px,8vw,118px);
      --header-h:84px;
      --trans:.28s ease;
      --trans-fast:.18s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:
        radial-gradient(1200px 700px at 12% -8%, rgba(217,164,76,.11), transparent 60%),
        radial-gradient(900px 500px at 92% 8%, rgba(138,74,52,.10), transparent 55%),
        linear-gradient(180deg, #0d0f13 0%, #0c0e12 100%);
      color:var(--text);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
      overflow-x:hidden;
    }
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(217,164,76,.32);color:#fff}
    :focus-visible{outline:3px solid rgba(241,198,111,.9);outline-offset:3px}
    .container{
      width:min(var(--container),calc(100% - 32px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(13,15,19,.58);
      border-bottom:1px solid rgba(255,255,255,.06);
      backdrop-filter:saturate(130%) blur(10px);
      transition:background var(--trans), box-shadow var(--trans), border-color var(--trans), transform var(--trans);
    }
    .site-header.is-scrolled{
      background:rgba(15,17,22,.94);
      box-shadow:0 10px 30px rgba(0,0,0,.22);
      border-bottom-color:rgba(255,255,255,.08);
    }
    .header-inner{
      min-height:var(--header-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      transition:min-height var(--trans);
    }
    .site-header.is-scrolled .header-inner{min-height:72px}
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:800;
      letter-spacing:.2px;
    }
    .brand-mark{
      width:40px;height:40px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:linear-gradient(145deg, rgba(217,164,76,.22), rgba(241,198,111,.06));
      border:1px solid rgba(241,198,111,.22);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
      color:var(--accent-2);
      flex:0 0 auto;
      font-size:17px;
    }
    .brand-text{
      font-size:18px;
      line-height:1.2;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-sub{
      display:block;
      margin-top:2px;
      font-size:12px;
      color:var(--muted);
      font-weight:500;
      letter-spacing:.2px;
    }
    .site-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:8px;
      border:1px solid rgba(255,255,255,.06);
      background:rgba(255,255,255,.03);
      border-radius:999px;
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:40px;
      padding:0 18px;
      border-radius:999px;
      color:var(--muted);
      transition:background var(--trans-fast), color var(--trans-fast), transform var(--trans-fast), box-shadow var(--trans-fast);
    }
    .nav-link:hover{
      color:var(--text);
      background:rgba(255,255,255,.05);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#1a1205;
      background:linear-gradient(145deg, var(--accent-2), var(--accent));
      box-shadow:0 12px 24px rgba(217,164,76,.22);
    }
    .header-tools{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:38px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(104,182,133,.26);
      background:rgba(104,182,133,.08);
      color:#d8f0de;
      font-size:13px;
      white-space:nowrap;
    }
    .status-pill::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--good);
      box-shadow:0 0 0 4px rgba(104,182,133,.14);
    }
    .menu-toggle{
      display:none;
      width:44px;height:44px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      border-radius:14px;
      cursor:pointer;
      transition:transform var(--trans-fast), border-color var(--trans-fast), background var(--trans-fast), box-shadow var(--trans-fast);
      padding:0;
    }
    .menu-toggle:hover{
      transform:translateY(-1px);
      border-color:rgba(241,198,111,.26);
      box-shadow:0 10px 20px rgba(0,0,0,.18);
    }
    .menu-toggle span{
      display:block;
      width:18px;height:2px;
      margin:4px auto;
      border-radius:2px;
      background:var(--text);
      transition:transform var(--trans-fast), opacity var(--trans-fast);
    }
    .mobile-nav{
      display:none;
      border-top:1px solid rgba(255,255,255,.06);
      background:rgba(13,15,19,.96);
    }
    .mobile-nav.is-open{display:block}
    .mobile-nav-inner{
      padding:14px 0 18px;
      display:grid;
      gap:10px;
    }
    .mobile-nav .nav-link{
      justify-content:flex-start;
      border-radius:14px;
      background:rgba(255,255,255,.03);
      padding:0 16px;
    }

    .hero{
      position:relative;
      padding:clamp(44px,5vw,72px) 0 clamp(42px,5vw,64px);
      overflow:hidden;
      border-bottom:1px solid rgba(255,255,255,.06);
      background:
        linear-gradient(180deg, rgba(13,15,19,.16), rgba(13,15,19,.86)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(120deg, rgba(13,15,19,.84) 0%, rgba(13,15,19,.48) 48%, rgba(13,15,19,.86) 100%);
      pointer-events:none;
    }
    .hero::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(600px 220px at 18% 14%, rgba(241,198,111,.16), transparent 60%),
        radial-gradient(500px 260px at 78% 68%, rgba(138,74,52,.18), transparent 66%);
      pointer-events:none;
      mix-blend-mode:screen;
      opacity:.9;
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(330px,.95fr);
      gap:34px;
      align-items:center;
    }
    .hero-copy{
      max-width:760px;
    }
    .eyebrow,.section-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:30px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid rgba(241,198,111,.18);
      background:rgba(217,164,76,.09);
      color:#f7d89b;
      font-size:12px;
      letter-spacing:.24px;
      font-weight:700;
      text-transform:none;
    }
    .eyebrow::before,.section-label::before{
      content:"";
      width:6px;height:6px;border-radius:50%;
      background:var(--accent-2);
      box-shadow:0 0 0 3px rgba(241,198,111,.12);
    }
    .hero h1{
      margin:18px 0 16px;
      font-size:clamp(42px,5.2vw,58px);
      line-height:1.05;
      letter-spacing:-.03em;
    }
    .hero-lead{
      margin:0;
      max-width:56ch;
      font-size:clamp(16px,1.4vw,18px);
      line-height:1.9;
      color:rgba(245,241,234,.88);
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:0 18px;
      border-radius:14px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.2px;
      transition:transform var(--trans-fast), box-shadow var(--trans-fast), border-color var(--trans-fast), background var(--trans-fast), color var(--trans-fast);
      cursor:pointer;
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{
      transform:translateY(-2px);
      box-shadow:0 16px 28px rgba(0,0,0,.22);
    }
    .btn:active{transform:translateY(0)}
    .btn-primary{
      color:#1a1205;
      background:linear-gradient(145deg, var(--accent-2), var(--accent));
      box-shadow:0 14px 26px rgba(217,164,76,.22);
    }
    .btn-primary:hover{
      background:linear-gradient(145deg, #f4d28d, #e1ae55);
    }
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.02);
      border-color:rgba(255,255,255,.12);
    }
    .btn-secondary:hover{
      border-color:rgba(241,198,111,.28);
      background:rgba(255,255,255,.04);
    }
    .hero-search{
      margin-top:22px;
      display:flex;
      gap:10px;
      align-items:center;
      max-width:680px;
      padding:10px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(11,13,18,.58);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
    }
    .hero-search input{
      flex:1;
      min-width:0;
      height:46px;
      padding:0 16px;
      border:1px solid rgba(255,255,255,.08);
      border-radius:12px;
      background:rgba(255,255,255,.03);
      color:var(--text);
      outline:none;
      transition:border-color var(--trans-fast), background var(--trans-fast), box-shadow var(--trans-fast);
    }
    .hero-search input::placeholder{color:#968a7d}
    .hero-search input:focus{
      border-color:rgba(241,198,111,.34);
      box-shadow:0 0 0 3px rgba(217,164,76,.12);
      background:rgba(255,255,255,.05);
    }
    .hero-search .btn{flex:0 0 auto}
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      min-height:32px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
      color:var(--muted);
      font-size:13px;
      transition:transform var(--trans-fast), border-color var(--trans-fast), color var(--trans-fast), background var(--trans-fast);
    }
    .chip:hover{
      transform:translateY(-1px);
      color:var(--text);
      border-color:rgba(241,198,111,.22);
      background:rgba(241,198,111,.08);
    }
    .hero-visual{
      position:relative;
      display:grid;
      gap:16px;
      align-self:stretch;
    }
    .hero-feature,
    .hero-mini,
    .update-card,
    .feature-card,
    .split-panel,
    .faq-item,
    .cta-panel,
    .note-card{
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
    }
    .hero-feature{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius);
      min-height:360px;
    }
    .hero-feature img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(1.02) contrast(1.02);
      transform:scale(1.01);
    }
    .hero-feature__overlay{
      position:absolute;
      inset:auto 0 0 0;
      padding:24px;
      background:linear-gradient(180deg, transparent, rgba(8,10,14,.62) 32%, rgba(8,10,14,.92));
    }
    .hero-feature__title{
      margin:10px 0 8px;
      font-size:22px;
      line-height:1.3;
    }
    .hero-feature__desc{
      margin:0;
      color:rgba(245,241,234,.8);
      font-size:14px;
      line-height:1.8;
    }
    .hero-kpis{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:14px;
    }
    .hero-mini{
      overflow:hidden;
      border-radius:16px;
      display:grid;
      grid-template-columns:96px minmax(0,1fr);
      min-height:114px;
      transition:transform var(--trans-fast), border-color var(--trans-fast), box-shadow var(--trans-fast);
    }
    .hero-mini:hover{
      transform:translateY(-2px);
      border-color:rgba(241,198,111,.2);
      box-shadow:var(--shadow);
    }
    .hero-mini img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .hero-mini__body{
      padding:14px 16px;
      display:flex;
      flex-direction:column;
      justify-content:center;
      gap:8px;
    }
    .hero-mini__body h3{
      margin:0;
      font-size:16px;
      line-height:1.35;
    }
    .hero-mini__body p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:var(--muted);
      font-size:12px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      border:1px solid rgba(241,198,111,.20);
      background:rgba(217,164,76,.08);
      color:#f6d79a;
      font-size:12px;
      white-space:nowrap;
    }
    .badge--muted{
      border-color:rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      color:var(--muted);
    }

    .section{
      padding:var(--section-y) 0;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:30px;
    }
    .section-head h2{
      margin:10px 0 10px;
      font-size:clamp(28px,3vw,38px);
      line-height:1.12;
      letter-spacing:-.02em;
    }
    .section-head p{
      margin:0;
      max-width:68ch;
      color:var(--muted);
      font-size:15px;
      line-height:1.9;
    }
    .section-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 16px;
      border-radius:12px;
      border:1px solid rgba(241,198,111,.22);
      background:rgba(241,198,111,.07);
      color:#f7d89b;
      font-weight:700;
      transition:transform var(--trans-fast), border-color var(--trans-fast), background var(--trans-fast);
      white-space:nowrap;
    }
    .section-link:hover{
      transform:translateY(-1px);
      background:rgba(241,198,111,.11);
      border-color:rgba(241,198,111,.34);
    }

    .feature-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:18px;
    }
    .feature-card{
      border-radius:var(--radius);
      padding:22px;
      transition:transform var(--trans-fast), border-color var(--trans-fast), box-shadow var(--trans-fast), background var(--trans-fast);
      min-height:188px;
    }
    .feature-card:hover{
      transform:translateY(-3px);
      border-color:rgba(241,198,111,.20);
      box-shadow:var(--shadow);
      background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.017));
    }
    .feature-icon{
      width:46px;height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      color:#1a1205;
      background:linear-gradient(145deg, var(--accent-2), var(--accent));
      box-shadow:0 12px 24px rgba(217,164,76,.18);
      margin-bottom:16px;
      font-size:20px;
      font-weight:800;
    }
    .feature-card h3{
      margin:0 0 10px;
      font-size:20px;
      line-height:1.3;
    }
    .feature-card p{
      margin:0;
      color:var(--muted);
      line-height:1.85;
      font-size:14px;
    }

    .section--accent{
      background:
        radial-gradient(900px 500px at 8% 10%, rgba(217,164,76,.07), transparent 58%),
        radial-gradient(900px 500px at 92% 90%, rgba(138,74,52,.07), transparent 58%);
      border-top:1px solid rgba(255,255,255,.05);
      border-bottom:1px solid rgba(255,255,255,.05);
    }
    .updates-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .update-card{
      display:grid;
      grid-template-columns:1fr;
      overflow:hidden;
      border-radius:var(--radius);
      transition:transform var(--trans-fast), border-color var(--trans-fast), box-shadow var(--trans-fast);
    }
    .update-card:hover{
      transform:translateY(-3px);
      border-color:rgba(241,198,111,.2);
      box-shadow:var(--shadow);
    }
    .update-card--lead{
      grid-column:1 / -1;
      grid-template-columns:repeat(2,minmax(0,1fr));
      min-height:320px;
    }
    .update-card__media{
      position:relative;
      overflow:hidden;
      min-height:220px;
      display:block;
      background:#0f1217;
    }
    .update-card--lead .update-card__media{min-height:100%}
    .update-card__media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 55%, rgba(8,10,14,.42));
      pointer-events:none;
    }
    .update-card__media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .5s ease;
    }
    .update-card:hover .update-card__media img{transform:scale(1.04)}
    .update-card__body{
      padding:22px;
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .update-card--lead .update-card__body{
      justify-content:center;
      padding:28px;
    }
    .update-card__body h3{
      margin:0;
      font-size:clamp(20px,1.8vw,26px);
      line-height:1.28;
      letter-spacing:-.02em;
    }
    .update-card__body h3 a{
      transition:color var(--trans-fast);
    }
    .update-card__body h3 a:hover{
      color:var(--accent-2);
    }
    .update-card__body p{
      margin:0;
      color:var(--muted);
      line-height:1.9;
      font-size:14px;
      display:-webkit-box;
      -webkit-line-clamp:3;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#f7d89b;
      font-weight:700;
      width:max-content;
      transition:transform var(--trans-fast), color var(--trans-fast);
    }
    .text-link:hover{transform:translateX(2px);color:#fff0c7}
    .text-link::after{
      content:"→";
      font-size:14px;
      line-height:1;
    }
    .update-card--lead .update-card__body .meta-row{margin-bottom:4px}
    .empty-state{
      grid-column:1 / -1;
      padding:34px 22px;
      border-radius:var(--radius);
      border:1px dashed rgba(255,255,255,.14);
      background:rgba(255,255,255,.02);
      color:var(--muted);
      text-align:center;
    }
    .empty-state p{
      margin:0;
      font-size:15px;
      letter-spacing:.1px;
    }

    .split-layout{
      display:grid;
      grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);
      gap:22px;
      align-items:stretch;
    }
    .split-visual,
    .split-panel{
      border-radius:var(--radius);
      overflow:hidden;
    }
    .split-visual{
      min-height:440px;
      position:relative;
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
      background:var(--panel);
    }
    .split-visual img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .split-visual::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, transparent 54%, rgba(8,10,14,.72)),
        linear-gradient(130deg, rgba(217,164,76,.12), transparent 40%);
      pointer-events:none;
    }
    .split-copy{
      padding:clamp(22px,3vw,34px);
      border-radius:var(--radius);
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
      box-shadow:var(--shadow-soft);
    }
    .split-copy h2{
      margin:14px 0 14px;
      font-size:clamp(28px,3vw,36px);
      line-height:1.15;
    }
    .split-copy p{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.9;
    }
    .check-list{
      list-style:none;
      padding:0;
      margin:24px 0 0;
      display:grid;
      gap:12px;
    }
    .check-list li{
      position:relative;
      padding-left:30px;
      color:rgba(245,241,234,.92);
      line-height:1.7;
    }
    .check-list li::before{
      content:"";
      position:absolute;
      left:0;
      top:.55em;
      width:16px;
      height:16px;
      border-radius:999px;
      background:linear-gradient(145deg, var(--accent-2), var(--accent));
      box-shadow:0 8px 18px rgba(217,164,76,.18);
    }
    .check-list li::after{
      content:"";
      position:absolute;
      left:5px;
      top:.77em;
      width:6px;
      height:3px;
      border-left:2px solid #1a1205;
      border-bottom:2px solid #1a1205;
      transform:rotate(-45deg);
    }
    .proof-grid{
      margin-top:24px;
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:14px;
    }
    .note-card{
      border-radius:16px;
      padding:16px 16px 18px;
      transition:transform var(--trans-fast), border-color var(--trans-fast), box-shadow var(--trans-fast);
    }
    .note-card:hover{
      transform:translateY(-2px);
      border-color:rgba(241,198,111,.2);
      box-shadow:var(--shadow-soft);
    }
    .note-card strong{
      display:block;
      margin-bottom:6px;
      font-size:16px;
    }
    .note-card span{
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }

    .faq-grid{
      display:grid;
      grid-template-columns:1fr;
      gap:14px;
    }
    .faq-item{
      border-radius:var(--radius);
      overflow:hidden;
      transition:border-color var(--trans-fast), box-shadow var(--trans-fast), transform var(--trans-fast);
    }
    .faq-item:hover{
      border-color:rgba(241,198,111,.18);
      box-shadow:var(--shadow-soft);
      transform:translateY(-1px);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:20px 22px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:18px;
      font-weight:700;
      font-size:18px;
      line-height:1.5;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"+";
      flex:0 0 auto;
      width:30px;height:30px;
      border-radius:10px;
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.05);
      color:var(--accent-2);
      transition:transform var(--trans-fast), background var(--trans-fast), color var(--trans-fast);
    }
    .faq-item[open] summary::after{
      content:"–";
      background:rgba(241,198,111,.10);
      color:#fff0c7;
    }
    .faq-answer{
      padding:0 22px 22px;
      color:var(--muted);
      font-size:15px;
      line-height:1.95;
    }
    .faq-answer p{margin:0}
    .faq-answer p + p{margin-top:12px}

    .cta-panel{
      border-radius:calc(var(--radius) + 2px);
      padding:clamp(22px,3vw,34px);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
      background:
        radial-gradient(700px 180px at 20% 20%, rgba(241,198,111,.12), transparent 58%),
        linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.018));
    }
    .cta-panel h2{
      margin:12px 0 12px;
      font-size:clamp(26px,3vw,36px);
      line-height:1.15;
    }
    .cta-panel p{
      margin:0;
      max-width:58ch;
      color:var(--muted);
      line-height:1.85;
      font-size:15px;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }

    .site-footer{
      border-top:1px solid rgba(255,255,255,.06);
      background:#0b0d11;
      padding:34px 0 30px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr .8fr;
      gap:24px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .footer-brand .brand-text{font-size:19px}
    .footer-brand p{
      margin:0;
      color:var(--muted);
      line-height:1.85;
      max-width:52ch;
      font-size:14px;
    }
    .footer-col h3{
      margin:0 0 14px;
      font-size:15px;
      letter-spacing:.2px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      transition:color var(--trans-fast), transform var(--trans-fast);
      width:max-content;
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(2px);
    }
    .footer-meta{
      margin-top:24px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.06);
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      color:var(--soft);
      font-size:12px;
      line-height:1.7;
    }
    .footer-meta span{
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .footer-meta span::before{
      content:"";
      width:6px;height:6px;border-radius:50%;
      background:rgba(241,198,111,.5);
    }

    @media (max-width: 1180px){
      .hero-grid{grid-template-columns:1fr}
      .hero-visual{max-width:820px}
      .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .updates-grid{grid-template-columns:1fr}
      .update-card--lead{grid-template-columns:1fr}
      .split-layout{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 1024px){
      .site-nav{display:none}
      .menu-toggle{display:inline-grid;place-items:center}
      .header-tools{gap:10px}
      .status-pill{display:none}
      .section-head{align-items:flex-start;flex-direction:column}
      .cta-panel{flex-direction:column;align-items:flex-start}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width: 768px){
      :root{--section-y:64px}
      .container{width:min(var(--container),calc(100% - 24px))}
      .hero{padding-top:34px}
      .hero h1{font-size:clamp(34px,10vw,44px)}
      .hero-search{flex-direction:column;align-items:stretch}
      .hero-search .btn{width:100%}
      .hero-kpis{grid-template-columns:1fr}
      .feature-grid{grid-template-columns:1fr}
      .proof-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .hero-feature{min-height:300px}
      .split-visual{min-height:280px}
      .cta-panel h2,.split-copy h2{font-size:clamp(24px,7vw,32px)}
      .faq-item summary{font-size:16px;padding:18px 18px}
      .faq-answer{padding:0 18px 18px}
      .update-card__body{padding:18px}
      .update-card--lead .update-card__body{padding:22px}
    }
    @media (max-width: 520px){
      .header-inner{min-height:72px}
      .brand-text{font-size:16px}
      .brand-sub{display:none}
      .hero h1{letter-spacing:-.025em}
      .hero-feature__overlay{padding:18px}
      .hero-feature__title{font-size:19px}
      .btn{width:100%}
      .hero-actions{gap:10px}
      .nav-link{min-height:42px}
      .hero-mini{grid-template-columns:84px 1fr}
      .section-head h2{font-size:26px}
      .section-head p,.hero-lead,.split-copy p,.feature-card p,.update-card__body p,.cta-panel p{font-size:14px}
    }
    @media (min-width: 1440px){
      .hero h1{font-size:56px}
      .section-head h2{font-size:40px}
    }

/* roulang page: article */
:root{
      --bg:#0d0f13;
      --bg-2:#12151b;
      --panel:#171b22;
      --panel-2:#1d222c;
      --panel-3:#202632;
      --line:#2a3140;
      --line-2:#394150;
      --text:#f5f1ea;
      --muted:#b7ad9f;
      --soft:#8b8377;
      --accent:#d9a44c;
      --accent-2:#f1c66f;
      --accent-3:#8a4a34;
      --good:#68b685;
      --shadow:0 22px 50px rgba(0,0,0,.36);
      --shadow-soft:0 12px 28px rgba(0,0,0,.22);
      --radius:18px;
      --radius-sm:14px;
      --radius-xs:12px;
      --container:1320px;
      --gap:24px;
      --gap-lg:34px;
      --section-y:clamp(72px,8vw,118px);
      --header-h:84px;
      --trans:.28s ease;
      --trans-fast:.18s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:
        radial-gradient(1200px 700px at 12% -8%, rgba(217,164,76,.11), transparent 60%),
        radial-gradient(900px 500px at 92% 8%, rgba(138,74,52,.10), transparent 55%),
        linear-gradient(180deg, #0d0f13 0%, #0c0e12 100%);
      color:var(--text);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
      overflow-x:hidden;
    }
    ::selection{background:rgba(217,164,76,.28);color:var(--text)}
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none}
    a,button,input,textarea,select{transition:background var(--trans-fast), color var(--trans-fast), border-color var(--trans-fast), box-shadow var(--trans-fast), transform var(--trans-fast), opacity var(--trans-fast)}
    button,input,textarea,select{font:inherit}
    :focus{outline:none}
    :focus-visible{
      outline:2px solid rgba(241,198,111,.9);
      outline-offset:2px;
      box-shadow:0 0 0 4px rgba(217,164,76,.16);
    }

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

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(13,15,19,.58);
      border-bottom:1px solid rgba(255,255,255,.06);
      backdrop-filter:saturate(130%) blur(10px);
      transition:background var(--trans), box-shadow var(--trans), border-color var(--trans), transform var(--trans);
    }
    .site-header.is-scrolled{
      background:rgba(15,17,22,.94);
      box-shadow:0 10px 30px rgba(0,0,0,.22);
      border-bottom-color:rgba(255,255,255,.08);
    }
    .header-inner{
      min-height:var(--header-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      transition:min-height var(--trans);
    }
    .site-header.is-scrolled .header-inner{min-height:72px}

    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:800;
      letter-spacing:.2px;
    }
    .brand-mark{
      width:40px;height:40px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:linear-gradient(145deg, rgba(217,164,76,.22), rgba(241,198,111,.06));
      border:1px solid rgba(241,198,111,.22);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
      color:var(--accent-2);
      flex:0 0 auto;
      font-size:17px;
    }
    .brand-text{
      font-size:18px;
      line-height:1.2;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-sub{
      display:block;
      margin-top:2px;
      font-size:12px;
      color:var(--muted);
      font-weight:500;
      letter-spacing:.2px;
    }

    .site-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:8px;
      border:1px solid rgba(255,255,255,.06);
      background:rgba(255,255,255,.03);
      border-radius:999px;
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:40px;
      padding:0 18px;
      border-radius:999px;
      color:var(--muted);
      transition:background var(--trans-fast), color var(--trans-fast), transform var(--trans-fast), box-shadow var(--trans-fast), border-color var(--trans-fast);
    }
    .nav-link:hover{
      color:var(--text);
      background:rgba(255,255,255,.05);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#1a1205;
      background:linear-gradient(145deg, var(--accent-2), var(--accent));
      box-shadow:0 12px 24px rgba(217,164,76,.22);
    }

    .header-tools{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:38px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(104,182,133,.26);
      background:rgba(104,182,133,.08);
      color:#d8f0de;
      font-size:13px;
      white-space:nowrap;
    }
    .status-pill::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--good);
      box-shadow:0 0 0 4px rgba(104,182,133,.14);
    }
    .menu-toggle{
      display:none;
      width:44px;height:44px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      border-radius:14px;
      cursor:pointer;
      padding:0;
      align-items:center;
      justify-content:center;
      flex-direction:column;
      gap:4px;
    }
    .menu-toggle:hover{
      transform:translateY(-1px);
      border-color:rgba(241,198,111,.26);
      box-shadow:0 10px 20px rgba(0,0,0,.18);
    }
    .menu-toggle span{
      display:block;
      width:18px;height:2px;
      border-radius:2px;
      background:var(--text);
      transition:transform var(--trans-fast), opacity var(--trans-fast);
    }
    .mobile-nav{
      display:none;
      border-top:1px solid rgba(255,255,255,.06);
      background:rgba(13,15,19,.96);
    }
    .mobile-nav.is-open{display:block}
    .mobile-nav-inner{
      padding:14px 0 18px;
      display:grid;
      gap:10px;
    }
    .mobile-nav .nav-link{
      justify-content:flex-start;
      border-radius:14px;
      background:rgba(255,255,255,.03);
      padding:0 16px;
    }

    .article-hero{
      position:relative;
      overflow:hidden;
      border-bottom:1px solid rgba(255,255,255,.06);
      background:
        linear-gradient(180deg, rgba(13,15,19,.18), rgba(13,15,19,.90)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
    }
    .article-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(120deg, rgba(13,15,19,.86) 0%, rgba(13,15,19,.50) 48%, rgba(13,15,19,.90) 100%);
      pointer-events:none;
    }
    .article-hero .container{
      position:relative;
      z-index:1;
      padding:clamp(42px,5vw,70px) 0 clamp(34px,4vw,54px);
    }
    .crumbs{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      color:var(--muted);
      font-size:13px;
      margin-bottom:16px;
    }
    .crumbs a{
      color:#efe7db;
      opacity:.88;
    }
    .crumbs span.sep{
      color:rgba(245,241,234,.35);
    }

    .article-hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);
      gap:var(--gap-lg);
      align-items:stretch;
    }
    .article-hero-copy{
      padding:clamp(18px,2.3vw,28px);
      border:1px solid rgba(255,255,255,.08);
      border-radius:var(--radius);
      background:linear-gradient(180deg, rgba(23,27,34,.78), rgba(20,24,31,.90));
      box-shadow:var(--shadow-soft);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      min-height:100%;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:fit-content;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(241,198,111,.22);
      background:rgba(217,164,76,.09);
      color:#ffe6b5;
      font-size:12px;
      letter-spacing:.2px;
      margin-bottom:16px;
    }
    .article-hero h1{
      margin:0;
      font-size:clamp(34px,4.7vw,56px);
      line-height:1.12;
      letter-spacing:-.02em;
      max-width:14em;
    }
    .hero-summary{
      margin:16px 0 0;
      color:var(--muted);
      font-size:clamp(16px,1.28vw,18px);
      line-height:1.88;
      max-width:50rem;
    }
    .hero-meta-row{
      margin-top:22px;
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:10px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:34px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      color:var(--text);
      font-size:13px;
      white-space:nowrap;
    }
    .chip.soft{
      color:var(--muted);
      background:rgba(255,255,255,.025);
    }
    .chip.dot::before{
      content:"";
      width:8px;height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(217,164,76,.12);
    }

    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:26px;
    }
    .ui-btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 18px;
      border-radius:14px;
      border:1px solid transparent;
      cursor:pointer;
      user-select:none;
      font-weight:700;
      letter-spacing:.1px;
      line-height:1;
      box-shadow:none;
    }
    .ui-btn:hover{
      transform:translateY(-1px);
      box-shadow:0 14px 26px rgba(0,0,0,.22);
    }
    .ui-btn:active{transform:translateY(0)}
    .ui-btn-primary{
      color:#1a1205;
      background:linear-gradient(145deg, var(--accent-2), var(--accent));
      border-color:rgba(241,198,111,.38);
      box-shadow:0 12px 26px rgba(217,164,76,.20);
    }
    .ui-btn-primary:hover{
      box-shadow:0 18px 32px rgba(217,164,76,.24);
    }
    .ui-btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.03);
      border-color:rgba(255,255,255,.10);
    }
    .ui-btn-secondary:hover{
      background:rgba(255,255,255,.05);
      border-color:rgba(241,198,111,.28);
    }
    .ui-btn-ghost{
      color:var(--muted);
      background:transparent;
      border-color:rgba(255,255,255,.08);
    }
    .ui-btn-ghost:hover{
      color:var(--text);
      border-color:rgba(241,198,111,.24);
      background:rgba(255,255,255,.03);
    }

    .hero-panel{
      display:grid;
      gap:14px;
      min-height:100%;
    }
    .hero-visual{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius);
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(29,34,44,.95), rgba(23,27,34,.96));
      box-shadow:var(--shadow-soft);
      padding:14px;
      display:flex;
      flex-direction:column;
      gap:14px;
      min-height:100%;
    }
    .hero-cover{
      position:relative;
      overflow:hidden;
      border-radius:16px;
      min-height:280px;
      border:1px solid rgba(255,255,255,.06);
      background:#11151b;
    }
    .hero-cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:280px;
      filter:saturate(1.02) contrast(1.04);
    }
    .hero-cover::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(13,15,19,.05), rgba(13,15,19,.18) 50%, rgba(13,15,19,.76));
      pointer-events:none;
    }
    .hero-cover-caption{
      position:absolute;
      left:16px;
      right:16px;
      bottom:16px;
      z-index:1;
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:12px;
      color:var(--text);
    }
    .hero-cover-caption strong{
      display:block;
      font-size:18px;
      line-height:1.3;
      margin-bottom:3px;
    }
    .hero-cover-caption span{
      color:#d8d1c4;
      font-size:13px;
    }
    .hero-cover-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(13,15,19,.58);
      border:1px solid rgba(255,255,255,.10);
      color:#f8ebc9;
      white-space:nowrap;
      font-size:12px;
    }

    .hero-tiles{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    .hero-tile{
      overflow:hidden;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      min-height:126px;
      display:flex;
      gap:12px;
      align-items:stretch;
    }
    .hero-tile img{
      width:42%;
      object-fit:cover;
      min-height:100%;
      filter:saturate(1.02);
    }
    .hero-tile-content{
      padding:14px 14px 14px 0;
      display:flex;
      flex-direction:column;
      justify-content:center;
      gap:6px;
      min-width:0;
    }
    .hero-tile-content strong{
      font-size:15px;
      line-height:1.35;
      color:var(--text);
    }
    .hero-tile-content p{
      margin:0;
      color:var(--muted);
      font-size:12px;
      line-height:1.65;
    }

    .content-section{
      padding:var(--section-y) 0 0;
    }

    .article-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 340px;
      gap:var(--gap-lg);
      align-items:start;
    }
    .content-panel,
    .side-card,
    .empty-state,
    .follow-strip,
    .faq-wrap,
    .cta-panel{
      background:linear-gradient(180deg, rgba(23,27,34,.96), rgba(20,24,31,.98));
      border:1px solid rgba(255,255,255,.08);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
    }
    .content-panel{
      overflow:hidden;
      padding:clamp(18px,2.2vw,28px);
    }
    .content-head{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:18px;
      padding-bottom:16px;
      margin-bottom:22px;
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .content-head h2{
      margin:0;
      font-size:24px;
      line-height:1.2;
      letter-spacing:-.01em;
    }
    .content-head .section-note{
      color:var(--muted);
      font-size:13px;
      white-space:nowrap;
      padding-top:4px;
    }

    .article-body{
      font-size:17px;
      line-height:1.95;
      color:var(--text);
      max-width:860px;
      word-break:break-word;
    }
    .article-body > *:first-child{margin-top:0}
    .article-body > *:last-child{margin-bottom:0}
    .article-body p{
      margin:0 0 1.1em;
      color:#ede8df;
    }
    .article-body h2,
    .article-body h3,
    .article-body h4{
      margin:1.8em 0 .7em;
      line-height:1.28;
      letter-spacing:-.01em;
    }
    .article-body h2{
      font-size:30px;
      border-left:4px solid var(--accent);
      padding-left:14px;
    }
    .article-body h3{
      font-size:24px;
      color:#f2eadf;
    }
    .article-body h4{
      font-size:20px;
      color:#f0e7d8;
    }
    .article-body ul,
    .article-body ol{
      padding-left:1.35em;
      margin:0 0 1.1em;
    }
    .article-body li{
      margin:.45em 0;
      color:#ede8df;
    }
    .article-body ul li::marker,
    .article-body ol li::marker{
      color:var(--accent-2);
    }
    .article-body blockquote{
      margin:1.4em 0;
      padding:18px 18px 18px 20px;
      border-left:4px solid var(--accent);
      background:rgba(255,255,255,.03);
      color:#f4ebda;
      border-radius:0 14px 14px 0;
    }
    .article-body hr{
      border:0;
      border-top:1px solid rgba(255,255,255,.08);
      margin:28px 0;
    }
    .article-body figure{
      margin:1.4em 0;
    }
    .article-body figcaption{
      margin-top:10px;
      color:var(--muted);
      font-size:13px;
      text-align:center;
    }
    .article-body img{
      width:100%;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.08);
      box-shadow:0 16px 30px rgba(0,0,0,.18);
    }
    .article-body a{
      color:#ffd67f;
      text-decoration:underline;
      text-decoration-color:rgba(241,198,111,.28);
      text-underline-offset:3px;
    }
    .article-body a:hover{
      color:#ffe19d;
      text-decoration-color:rgba(241,198,111,.46);
    }
    .article-body strong{
      color:#fff1d0;
      font-weight:700;
    }
    .article-body code{
      padding:.18em .45em;
      border-radius:8px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.06);
      color:#ffe1b3;
      font-size:.95em;
    }
    .article-body pre{
      overflow:auto;
      margin:1.4em 0;
      padding:18px;
      border-radius:16px;
      background:#0f1217;
      border:1px solid rgba(255,255,255,.08);
      color:#f6f0e8;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
    }
    .article-body pre code{
      padding:0;
      border:0;
      background:transparent;
      color:inherit;
      white-space:pre;
    }

    .sidebar{
      position:sticky;
      top:calc(var(--header-h) + 18px);
      display:grid;
      gap:16px;
    }
    .side-card{
      padding:18px;
      overflow:hidden;
    }
    .side-card h3{
      margin:0 0 12px;
      font-size:20px;
      line-height:1.25;
    }
    .meta-list{
      display:grid;
      gap:12px;
    }
    .meta-row{
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .meta-row:last-child{border-bottom:0;padding-bottom:0}
    .meta-row span:first-child{
      color:var(--muted);
      font-size:13px;
      flex:0 0 auto;
    }
    .meta-row strong{
      color:var(--text);
      font-size:14px;
      text-align:right;
      font-weight:700;
    }
    .tag-wrap{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      min-height:32px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid rgba(241,198,111,.18);
      background:rgba(217,164,76,.08);
      color:#ffe7b7;
      font-size:12px;
    }
    .side-cover{
      overflow:hidden;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.08);
      background:#10141a;
    }
    .side-cover img{
      width:100%;
      aspect-ratio:16/10;
      object-fit:cover;
    }
    .side-cover-content{
      padding:14px;
    }
    .side-cover-content strong{
      display:block;
      font-size:16px;
      line-height:1.45;
      margin-bottom:6px;
    }
    .side-cover-content p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .side-actions{
      display:grid;
      gap:10px;
    }
    .side-actions .ui-btn{
      width:100%;
    }

    .empty-state{
      text-align:center;
      padding:clamp(28px,5vw,54px) 20px;
    }
    .empty-state h2{
      margin:0 0 10px;
      font-size:clamp(28px,3.4vw,40px);
      line-height:1.2;
    }
    .empty-state p{
      margin:0 auto 22px;
      max-width:42rem;
      color:var(--muted);
      font-size:16px;
      line-height:1.85;
    }
    .empty-state .ui-btn{
      min-width:180px;
    }

    .follow-strip{
      margin-top:22px;
      padding:20px;
      background:
        linear-gradient(180deg, rgba(217,164,76,.07), rgba(23,27,34,.95)),
        linear-gradient(90deg, rgba(217,164,76,.12), transparent 35%);
    }
    .follow-strip-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .follow-strip h2{
      margin:6px 0 8px;
      font-size:clamp(22px,2.4vw,30px);
      line-height:1.25;
    }
    .follow-strip p{
      margin:0;
      color:var(--muted);
      line-height:1.8;
    }
    .follow-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      flex:0 0 auto;
    }

    .faq-wrap{
      margin-top:22px;
      padding:clamp(18px,2.2vw,28px);
    }
    .faq-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:16px;
      margin-bottom:18px;
      padding-bottom:16px;
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .faq-head h2{
      margin:0;
      font-size:clamp(24px,2.7vw,34px);
      line-height:1.2;
    }
    .faq-head p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      white-space:nowrap;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.025);
      border-radius:16px;
      overflow:hidden;
      transition:border-color var(--trans-fast), background var(--trans-fast), transform var(--trans-fast), box-shadow var(--trans-fast);
    }
    .faq-item:hover{
      border-color:rgba(241,198,111,.22);
      box-shadow:0 12px 28px rgba(0,0,0,.16);
      transform:translateY(-1px);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 18px 18px 20px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:18px;
      font-weight:700;
      line-height:1.5;
      color:var(--text);
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"+";
      display:inline-grid;
      place-items:center;
      width:28px;
      height:28px;
      flex:0 0 auto;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      color:var(--accent-2);
      font-size:18px;
      line-height:1;
      transition:transform var(--trans-fast), background var(--trans-fast), color var(--trans-fast);
      margin-top:-2px;
    }
    .faq-item[open] summary{
      color:#fff7e4;
      background:rgba(217,164,76,.06);
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .faq-item[open] summary::after{
      content:"–";
      background:rgba(241,198,111,.12);
      color:#ffe7b7;
      transform:rotate(0deg);
    }
    .faq-content{
      padding:0 20px 18px;
      color:var(--muted);
      line-height:1.88;
      font-size:15px;
    }

    .cta-panel{
      margin-top:22px;
      padding:clamp(20px,2.6vw,30px);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      background:
        radial-gradient(700px 240px at 8% 0%, rgba(217,164,76,.12), transparent 58%),
        linear-gradient(180deg, rgba(29,34,44,.96), rgba(18,21,27,.98));
      border-color:rgba(241,198,111,.18);
    }
    .cta-panel h2{
      margin:0 0 8px;
      font-size:clamp(26px,3vw,38px);
      line-height:1.2;
    }
    .cta-panel p{
      margin:0;
      color:var(--muted);
      font-size:16px;
      line-height:1.85;
      max-width:50rem;
    }
    .cta-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      flex:0 0 auto;
    }

    .site-footer{
      margin-top:var(--section-y);
      padding:72px 0 34px;
      border-top:1px solid rgba(255,255,255,.06);
      background:linear-gradient(180deg, rgba(13,15,19,.3), rgba(10,12,16,.94));
    }
    .footer-grid{
      display:grid;
      grid-template-columns:minmax(0,1.25fr) minmax(180px,.8fr) minmax(220px,.8fr);
      gap:28px;
      align-items:start;
    }
    .footer-brand .brand{
      margin-bottom:14px;
    }
    .footer-brand p{
      margin:0;
      color:var(--muted);
      line-height:1.85;
      max-width:30rem;
    }
    .footer-col h3{
      margin:0 0 14px;
      font-size:18px;
      line-height:1.2;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      width:fit-content;
    }
    .footer-links a:hover{
      color:var(--text);
      transform:translateX(2px);
    }
    .footer-meta{
      margin-top:28px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.06);
      display:flex;
      flex-wrap:wrap;
      gap:10px 20px;
      color:var(--soft);
      font-size:13px;
    }

    .clamp-2,
    .clamp-3{
      display:-webkit-box;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .clamp-2{-webkit-line-clamp:2}
    .clamp-3{-webkit-line-clamp:3}

    @media (max-width: 1200px){
      .article-hero-grid,
      .article-layout{
        grid-template-columns:1fr;
      }
      .sidebar{
        position:static;
      }
      .hero-panel{
        grid-template-columns:1fr;
      }
    }
    @media (max-width: 1024px){
      .hero-cover{min-height:260px}
      .hero-cover img{min-height:260px}
      .follow-strip-inner,
      .cta-panel{
        align-items:flex-start;
        flex-direction:column;
      }
      .follow-actions,
      .cta-actions{
        width:100%;
      }
    }
    @media (max-width: 768px){
      .header-inner{
        gap:12px;
      }
      .site-nav{
        display:none;
      }
      .status-pill{
        display:none;
      }
      .menu-toggle{
        display:inline-flex;
      }
      .hero-actions,
      .follow-actions,
      .cta-actions{
        flex-direction:column;
        align-items:stretch;
      }
      .hero-actions .ui-btn,
      .follow-actions .ui-btn,
      .cta-actions .ui-btn{
        width:100%;
      }
      .article-hero .container{
        padding-top:34px;
      }
      .article-hero h1{
        max-width:none;
      }
      .hero-tiles{
        grid-template-columns:1fr;
      }
      .hero-tile img{
        width:38%;
      }
      .content-head,
      .faq-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .footer-grid{
        grid-template-columns:1fr;
      }
      .footer-meta{
        flex-direction:column;
        gap:8px;
      }
    }
    @media (max-width: 520px){
      .container{
        width:min(var(--container),calc(100% - 24px));
      }
      .brand-text{
        font-size:16px;
      }
      .brand-sub{
        white-space:normal;
      }
      .article-hero h1{
        font-size:clamp(28px,10vw,38px);
      }
      .article-body{
        font-size:16px;
      }
      .content-panel,
      .side-card,
      .empty-state,
      .follow-strip,
      .faq-wrap,
      .cta-panel{
        border-radius:16px;
      }
      .hero-cover{
        min-height:220px;
      }
      .hero-cover img{
        min-height:220px;
      }
      .hero-tiles{
        gap:10px;
      }
      .hero-tile{
        min-height:112px;
      }
      .faq-item summary{
        padding:16px 16px 16px 18px;
      }
      .faq-content{
        padding:0 18px 16px;
      }
    }

/* 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}