/* roulang page: index */
:root{
      --bg: #0f0b0a;
      --bg-2: #15100e;
      --panel: #1b1411;
      --panel-2: #241916;
      --panel-3: #2b1f1b;
      --line: rgba(255,255,255,.08);
      --line-2: rgba(255,255,255,.12);
      --text: #f6efe7;
      --muted: #c9b9ad;
      --muted-2: #9f8f84;
      --accent: #a62233;
      --accent-2: #d14f5a;
      --gold: #c89a49;
      --gold-2: #ecd39a;
      --shadow: 0 18px 34px rgba(0,0,0,.34);
      --shadow-soft: 0 10px 24px rgba(0,0,0,.22);
      --radius: 18px;
      --radius-sm: 12px;
      --radius-lg: 24px;
      --container: 1280px;
      --transition: .22s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
      background:
        radial-gradient(1200px 700px at 85% -10%, rgba(170,34,51,.18), transparent 62%),
        radial-gradient(900px 540px at 10% 0%, rgba(200,154,73,.08), transparent 55%),
        linear-gradient(180deg, #110c0b 0%, #0f0b0a 100%);
      color:var(--text);
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      background-image:
        linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.35), transparent 76%);
      pointer-events:none;
      z-index:-1;
    }
    img{
      max-width:100%;
      display:block;
      border:0;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition: color var(--transition), opacity var(--transition), transform var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition);
    }
    button, input, textarea, select{
      font:inherit;
    }
    button{
      border:0;
      background:none;
      color:inherit;
      padding:0;
      cursor:pointer;
    }
    :focus{outline:none}
    :focus-visible{
      outline:2px solid rgba(236,211,154,.95);
      outline-offset:3px;
      border-radius:10px;
    }
    ::selection{
      background:rgba(209,79,90,.25);
      color:var(--text);
    }

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

    .skip-link{
      position:absolute;
      left:-999px;
      top:auto;
      width:1px;
      height:1px;
      overflow:hidden;
    }
    .skip-link:focus{
      left:16px;
      top:16px;
      width:auto;
      height:auto;
      padding:12px 16px;
      background:var(--panel);
      color:var(--text);
      border:1px solid var(--line-2);
      border-radius:999px;
      z-index:999;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(15,11,10,.84);
      border-bottom:1px solid var(--line);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
    }
    .nav-bar{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:800;
      letter-spacing:.02em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:
        linear-gradient(145deg, rgba(209,79,90,.95), rgba(166,34,51,.85));
      color:#fff7ef;
      box-shadow:0 10px 20px rgba(166,34,51,.25);
      flex:0 0 auto;
      position:relative;
      overflow:hidden;
    }
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:-2px;
      background:radial-gradient(circle at 35% 25%, rgba(255,255,255,.28), transparent 36%);
      pointer-events:none;
    }
    .brand-text{
      font-size:1.02rem;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width:min(58vw, 320px);
    }
    .site-nav{
      display:flex;
      align-items:center;
      gap:8px;
    }
    .site-nav a{
      position:relative;
      padding:11px 16px;
      color:var(--muted);
      border-radius:999px;
      border:1px solid transparent;
      font-weight:600;
      letter-spacing:.02em;
    }
    .site-nav a:hover{
      color:var(--text);
      background:rgba(255,255,255,.03);
      border-color:var(--line);
      transform:translateY(-1px);
    }
    .site-nav a.is-active{
      color:#fff4ec;
      background:linear-gradient(180deg, rgba(166,34,51,.18), rgba(166,34,51,.08));
      border-color:rgba(209,79,90,.26);
    }
    .site-nav a.is-active::after{
      content:"";
      position:absolute;
      left:14px;
      right:14px;
      bottom:7px;
      height:2px;
      border-radius:999px;
      background:linear-gradient(90deg, var(--accent-2), var(--gold));
      opacity:.8;
    }
    .nav-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:var(--text);
      transition: transform var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition);
    }
    .nav-toggle:hover{
      transform:translateY(-1px);
      border-color:rgba(236,211,154,.35);
      background:rgba(255,255,255,.05);
    }
    .nav-toggle svg{width:22px;height:22px}

    main{display:block}
    .section{
      padding:clamp(26px, 4vw, 56px) 0;
    }
    .section--tight{
      padding-top:18px;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:20px;
    }
    .section-head h2{
      margin:0;
      font-size:clamp(1.42rem, 2vw, 2.02rem);
      line-height:1.18;
      letter-spacing:-.02em;
    }
    .section-head p{
      margin:10px 0 0;
      color:var(--muted);
      max-width:58ch;
    }
    .section-head .head-action{
      flex:0 0 auto;
      padding-bottom:4px;
      color:var(--gold-2);
      font-weight:700;
      border-bottom:1px solid rgba(236,211,154,.24);
    }
    .section-head .head-action:hover{
      border-bottom-color:rgba(236,211,154,.7);
      color:#fff1cd;
    }

    .hero{
      position:relative;
      padding:clamp(24px, 4.2vw, 56px) 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:26px;
      align-items:stretch;
    }
    .hero-copy{
      padding:clamp(10px, 1.4vw, 18px) 0;
      min-width:0;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      color:#f5dcc1;
      background:rgba(200,154,73,.12);
      border:1px solid rgba(200,154,73,.22);
      font-weight:700;
      letter-spacing:.04em;
      margin-bottom:16px;
    }
    .hero h1{
      margin:0;
      font-size:clamp(2.2rem, 5vw, 4.55rem);
      line-height:1.02;
      letter-spacing:-.05em;
      text-wrap:balance;
    }
    .hero p{
      margin:18px 0 0;
      max-width:58ch;
      font-size:clamp(1rem, 1.4vw, 1.12rem);
      line-height:1.9;
      color:var(--muted);
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.02em;
      transition: transform var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition), filter var(--transition), color var(--transition);
      user-select:none;
    }
    .btn:hover{
      transform:translateY(-2px);
      box-shadow:var(--shadow-soft);
      filter:brightness(1.04);
    }
    .btn:active{
      transform:translateY(0);
      box-shadow:none;
    }
    .btn--primary{
      color:#fff6ef;
      background:linear-gradient(180deg, var(--accent-2), var(--accent));
      box-shadow:0 14px 24px rgba(166,34,51,.24);
    }
    .btn--primary:hover{
      border-color:rgba(236,211,154,.18);
    }
    .btn--ghost{
      color:#f7ebdf;
      background:rgba(255,255,255,.03);
      border-color:var(--line-2);
    }
    .btn--ghost:hover{
      border-color:rgba(236,211,154,.3);
      background:rgba(255,255,255,.05);
    }

    .hero-pills{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:10px;
      margin-top:26px;
    }
    .pill{
      display:flex;
      align-items:center;
      gap:10px;
      min-height:56px;
      padding:12px 14px;
      border-radius:999px;
      background:linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.02));
      border:1px solid var(--line);
      color:var(--text);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.03);
    }
    .pill strong{
      font-size:.98rem;
      color:#fff7f0;
      white-space:nowrap;
    }
    .pill span{
      font-size:.92rem;
      color:var(--muted);
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }

    .hero-visual{
      min-width:0;
    }
    .hero-media{
      position:relative;
      min-height:100%;
      overflow:hidden;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02)),
        #1c1412;
      box-shadow:var(--shadow);
      isolation:isolate;
    }
    .hero-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      aspect-ratio: 4 / 5;
      transform:scale(1.01);
    }
    .hero-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(10,7,7,.12) 0%, rgba(10,7,7,.28) 38%, rgba(10,7,7,.78) 100%),
        radial-gradient(800px 220px at 50% 12%, rgba(236,211,154,.14), transparent 58%);
      pointer-events:none;
    }
    .hero-overlay{
      position:absolute;
      inset:auto 16px 16px 16px;
      z-index:2;
      display:grid;
      gap:10px;
    }
    .hero-panel{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      padding:14px;
      border-radius:18px;
      background:rgba(15,11,10,.7);
      border:1px solid rgba(255,255,255,.12);
      backdrop-filter: blur(10px);
    }
    .hero-panel .panel-tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      color:#f6efe7;
      font-size:.92rem;
      line-height:1;
    }
    .hero-panel .panel-tag em{
      font-style:normal;
      color:var(--gold-2);
      font-weight:700;
    }

    .signal-row{
      padding:4px 0 10px;
    }
    .signal-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:12px;
    }
    .signal{
      padding:14px 15px;
      border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid var(--line);
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--muted);
      min-height:56px;
      box-shadow: inset 0 1px 0 rgba(255,255,255,.02);
    }
    .signal b{
      flex:0 0 auto;
      color:#fff5ea;
      font-size:.95rem;
    }
    .signal span{
      font-size:.94rem;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }

    .showcase-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:20px;
      align-items:stretch;
    }
    .feature-card,
    .mini-card,
    .latest-item,
    .guide-card,
    .side-card,
    .cta-box,
    .faq-item{
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
      box-shadow:var(--shadow-soft);
    }
    .feature-card{
      overflow:hidden;
      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);
      border-color:rgba(236,211,154,.22);
      box-shadow:var(--shadow);
    }
    .feature-card__media{
      position:relative;
      overflow:hidden;
      background:#1a1210;
      aspect-ratio: 16 / 9;
    }
    .feature-card__media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition: transform .45s ease;
    }
    .feature-card:hover .feature-card__media img{
      transform:scale(1.05);
    }
    .feature-card__media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 25%, rgba(15,11,10,.48) 100%);
    }
    .feature-card__body{
      padding:18px 18px 20px;
      display:grid;
      gap:12px;
    }
    .card-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:var(--muted);
      font-size:.92rem;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(209,79,90,.12);
      border:1px solid rgba(209,79,90,.18);
      color:#ffd7dd;
      font-weight:700;
      line-height:1;
    }
    .badge--gold{
      background:rgba(200,154,73,.12);
      border-color:rgba(200,154,73,.18);
      color:#ffe4b2;
    }
    .meta-dot{
      width:4px;
      height:4px;
      border-radius:50%;
      background:rgba(255,255,255,.3);
      display:inline-block;
    }
    .feature-card h3,
    .mini-card h3,
    .latest-item h3,
    .guide-card h3,
    .side-card h3{
      margin:0;
      letter-spacing:-.02em;
      line-height:1.28;
    }
    .feature-card h3{
      font-size:1.26rem;
    }
    .feature-card p,
    .mini-card p,
    .latest-item p,
    .guide-card p,
    .side-card p{
      margin:0;
      color:var(--muted);
    }
    .feature-card p{
      font-size:.98rem;
    }
    .card-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:max-content;
      margin-top:4px;
      color:var(--gold-2);
      font-weight:700;
      border-bottom:1px solid transparent;
    }
    .card-link:hover{
      border-bottom-color:rgba(236,211,154,.5);
      color:#fff1cb;
    }

    .feature-stack{
      display:grid;
      gap:14px;
    }
    .mini-card{
      overflow:hidden;
      display:grid;
      grid-template-columns: 124px 1fr;
      gap:14px;
      padding:12px;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .mini-card:hover{
      transform:translateY(-3px);
      border-color:rgba(236,211,154,.2);
      box-shadow:var(--shadow);
    }
    .mini-card__media{
      position:relative;
      overflow:hidden;
      border-radius:14px;
      background:#1a1210;
      min-height:124px;
      aspect-ratio: 1 / 1;
    }
    .mini-card__media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition: transform .45s ease;
    }
    .mini-card:hover .mini-card__media img{
      transform:scale(1.05);
    }
    .mini-card__body{
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:10px;
      padding:4px 6px 4px 0;
    }
    .mini-card h3{
      font-size:1.02rem;
    }
    .mini-card p{
      font-size:.94rem;
      display:-webkit-box;
      -webkit-line-clamp:3;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .mini-card__meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:var(--muted-2);
      font-size:.88rem;
    }

    .topic-band{
      margin-top:12px;
      background:
        linear-gradient(90deg, rgba(166,34,51,.12), rgba(200,154,73,.08)),
        linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
      border-top:1px solid rgba(255,255,255,.08);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .topic-band__inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:18px 0;
    }
    .topic-band__copy{
      max-width:62ch;
    }
    .topic-band__copy h2{
      margin:0;
      font-size:clamp(1.22rem, 2vw, 1.8rem);
      line-height:1.2;
    }
    .topic-band__copy p{
      margin:8px 0 0;
      color:var(--muted);
    }
    .topic-tags{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px;
    }
    .topic-tags span{
      padding:10px 14px;
      border-radius:999px;
      background:rgba(15,11,10,.3);
      border:1px solid rgba(255,255,255,.08);
      color:#f6e7cf;
      font-weight:700;
      white-space:nowrap;
    }

    .latest-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 300px;
      gap:20px;
      align-items:start;
    }
    .latest-list{
      display:grid;
      gap:14px;
    }
    .latest-item{
      display:grid;
      grid-template-columns: 1fr auto;
      gap:16px;
      padding:16px 16px 16px 18px;
      align-items:center;
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    .latest-item:hover{
      transform:translateY(-2px);
      border-color:rgba(236,211,154,.22);
      box-shadow:var(--shadow);
    }
    .latest-item__content{
      min-width:0;
      display:grid;
      gap:8px;
    }
    .latest-item__title{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
      min-width:0;
    }
    .latest-item__title h3{
      font-size:1.04rem;
      line-height:1.4;
    }
    .latest-item__summary{
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
      color:var(--muted);
      font-size:.95rem;
    }
    .latest-item__meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      color:var(--muted-2);
      font-size:.9rem;
    }
    .latest-item__action{
      align-self:center;
      justify-self:end;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:11px 14px;
      border-radius:999px;
      border:1px solid rgba(236,211,154,.18);
      color:#ffe7bf;
      background:rgba(200,154,73,.08);
      font-weight:700;
      white-space:nowrap;
    }
    .latest-item__action:hover{
      transform:translateY(-1px);
      background:rgba(200,154,73,.12);
      border-color:rgba(236,211,154,.38);
    }
    .empty-state{
      padding:22px 18px;
      border-radius:var(--radius);
      border:1px dashed rgba(236,211,154,.18);
      background:rgba(255,255,255,.02);
      color:#ffe9d0;
      text-align:center;
    }

    .side-stack{
      display:grid;
      gap:14px;
      position:sticky;
      top:92px;
    }
    .side-card{
      padding:16px;
      overflow:hidden;
    }
    .side-card__banner{
      aspect-ratio: 16 / 10;
      border-radius:14px;
      overflow:hidden;
      margin-bottom:14px;
      background:#1b1310;
      position:relative;
    }
    .side-card__banner img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .side-card__banner::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 18%, rgba(15,11,10,.54) 100%);
    }
    .side-card ul{
      list-style:none;
      margin:12px 0 0;
      padding:0;
      display:grid;
      gap:10px;
    }
    .side-card li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:var(--muted);
      font-size:.95rem;
    }
    .side-card li::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      margin-top:.62em;
      background:linear-gradient(180deg, var(--gold), var(--accent-2));
      flex:0 0 auto;
      box-shadow:0 0 0 3px rgba(200,154,73,.1);
    }
    .side-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:14px;
      color:var(--gold-2);
      font-weight:700;
    }
    .side-link:hover{
      color:#fff1cb;
    }

    .steps-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0, 1fr));
      gap:14px;
    }
    .guide-card{
      padding:18px;
      display:grid;
      gap:12px;
      min-height:100%;
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    .guide-card:hover{
      transform:translateY(-2px);
      border-color:rgba(236,211,154,.2);
      box-shadow:var(--shadow);
    }
    .guide-num{
      width:max-content;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(200,154,73,.12);
      border:1px solid rgba(200,154,73,.18);
      color:#ffe2af;
      font-weight:800;
      letter-spacing:.04em;
    }
    .guide-card h3{
      font-size:1.08rem;
    }

    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      overflow:hidden;
      transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    }
    .faq-item:hover{
      transform:translateY(-1px);
      border-color:rgba(236,211,154,.18);
      box-shadow:var(--shadow-soft);
    }
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:18px 18px;
      text-align:left;
      color:var(--text);
      font-weight:700;
      background:transparent;
    }
    .faq-question span{
      flex:1;
      min-width:0;
      font-size:1.02rem;
      line-height:1.35;
    }
    .faq-icon{
      width:28px;
      height:28px;
      flex:0 0 auto;
      border-radius:50%;
      display:grid;
      place-items:center;
      color:#fff1dd;
      background:rgba(255,255,255,.04);
      border:1px solid var(--line);
      transition: transform var(--transition), background var(--transition), border-color var(--transition);
    }
    .faq-item[data-open="true"] .faq-icon{
      transform:rotate(45deg);
      background:rgba(200,154,73,.1);
      border-color:rgba(200,154,73,.18);
    }
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height .26s ease;
      border-top:1px solid transparent;
    }
    .faq-answer p{
      margin:0;
      padding:0 18px 18px;
      color:var(--muted);
    }
    .faq-item[data-open="true"] .faq-answer{
      max-height:260px;
      border-top-color:var(--line);
    }

    .cta-wrap{
      padding-top:8px;
    }
    .cta-box{
      padding:24px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      background:
        linear-gradient(135deg, rgba(166,34,51,.16), rgba(200,154,73,.08)),
        linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
      border-color:rgba(236,211,154,.14);
    }
    .cta-copy h2{
      margin:0;
      font-size:clamp(1.35rem, 2vw, 2rem);
      line-height:1.2;
    }
    .cta-copy p{
      margin:10px 0 0;
      color:var(--muted);
      max-width:60ch;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      flex:0 0 auto;
    }

    .site-footer{
      padding:28px 0 34px;
      border-top:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.01), rgba(255,255,255,.015));
      margin-top:24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .6fr .8fr;
      gap:20px;
      align-items:start;
    }
    .footer-brand{
      display:grid;
      gap:12px;
    }
    .footer-brand h3{
      margin:0;
      font-size:1.05rem;
    }
    .footer-brand p{
      margin:0;
      color:var(--muted);
      max-width:45ch;
    }
    .footer-col h4{
      margin:0 0 12px;
      font-size:1rem;
      color:#fff3e1;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      width:max-content;
      color:var(--muted);
      border-bottom:1px solid transparent;
    }
    .footer-links a:hover{
      color:#fff0cc;
      border-bottom-color:rgba(236,211,154,.35);
    }
    .footer-note{
      color:var(--muted-2);
      font-size:.94rem;
    }
    .footer-copy{
      margin-top:20px;
      padding-top:16px;
      border-top:1px solid var(--line);
      color:var(--muted-2);
      font-size:.92rem;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }

    .cms-title{
      color:#fff4ea;
    }

    .split{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
    }

    .small-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--gold-2);
      font-weight:700;
    }
    .small-link:hover{
      color:#fff1cb;
    }

    @media (max-width: 1200px){
      .hero-grid,
      .showcase-grid,
      .latest-layout,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .side-stack{
        position:static;
      }
      .hero-media img{
        aspect-ratio: 16 / 10;
      }
      .signal-grid,
      .hero-pills{
        grid-template-columns:repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 992px){
      .section-head,
      .topic-band__inner,
      .cta-box{
        flex-direction:column;
        align-items:flex-start;
      }
      .steps-grid{
        grid-template-columns:1fr;
      }
      .cta-actions{
        width:100%;
      }
      .cta-actions .btn{
        flex:1 1 180px;
      }
      .mini-card{
        grid-template-columns: 110px 1fr;
      }
    }

    @media (max-width: 768px){
      .nav-bar{
        min-height:68px;
      }
      .site-nav{
        position:fixed;
        left:16px;
        right:16px;
        top:78px;
        display:grid;
        gap:8px;
        padding:12px;
        border-radius:20px;
        background:rgba(20,14,12,.98);
        border:1px solid var(--line-2);
        box-shadow:var(--shadow);
        transform:translateY(-12px);
        opacity:0;
        pointer-events:none;
        transition: opacity var(--transition), transform var(--transition);
      }
      .site-nav.is-open{
        opacity:1;
        transform:translateY(0);
        pointer-events:auto;
      }
      .site-nav a{
        width:100%;
        justify-content:center;
      }
      .nav-toggle{
        display:inline-flex;
      }
      .hero h1{
        letter-spacing:-.04em;
      }
      .hero-actions,
      .cta-actions{
        width:100%;
      }
      .btn{
        width:100%;
      }
      .hero-pills,
      .signal-grid{
        grid-template-columns:1fr;
      }
      .mini-card,
      .latest-item{
        grid-template-columns:1fr;
      }
      .latest-item__action{
        justify-self:start;
      }
      .topic-tags{
        justify-content:flex-start;
      }
      .topic-tags span{
        font-size:.92rem;
      }
      .brand-text{
        max-width:48vw;
      }
      .faq-question{
        padding:16px 16px;
      }
      .faq-answer p{
        padding:0 16px 16px;
      }
    }

    @media (max-width: 520px){
      .container{
        width:min(var(--container), calc(100% - 24px));
      }
      .hero{
        padding-top:18px;
      }
      .section{
        padding:22px 0;
      }
      .brand-mark{
        width:38px;
        height:38px;
        border-radius:12px;
      }
      .brand-text{
        max-width:42vw;
        font-size:.98rem;
      }
      .hero h1{
        font-size:clamp(2rem, 12vw, 2.9rem);
      }
      .hero p{
        font-size:.98rem;
      }
      .feature-card__body,
      .side-card,
      .guide-card{
        padding:16px;
      }
      .cta-box{
        padding:18px;
      }
      .latest-item{
        padding:14px;
      }
      .badge,
      .badge--gold{
        font-size:.82rem;
      }
      .pill,
      .signal{
        border-radius:18px;
      }
    }

/* roulang page: article */
:root{
      --bg:#0f0b0a;
      --bg-2:#15100e;
      --panel:#1b1411;
      --panel-2:#241916;
      --panel-3:#2b1f1b;
      --line:rgba(255,255,255,.08);
      --line-2:rgba(255,255,255,.12);
      --text:#f6efe7;
      --muted:#c9b9ad;
      --muted-2:#9f8f84;
      --accent:#a62233;
      --accent-2:#d14f5a;
      --gold:#c89a49;
      --gold-2:#ecd39a;
      --shadow:0 18px 34px rgba(0,0,0,.34);
      --shadow-soft:0 10px 24px rgba(0,0,0,.22);
      --radius:18px;
      --radius-sm:12px;
      --radius-lg:24px;
      --container:1280px;
      --transition:.22s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
      background:
        radial-gradient(1200px 700px at 85% -10%, rgba(170,34,51,.18), transparent 62%),
        radial-gradient(900px 540px at 10% 0%, rgba(200,154,73,.08), transparent 55%),
        linear-gradient(180deg, #110c0b 0%, #0f0b0a 100%);
      color:var(--text);
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      background-image:
        linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.35), transparent 76%);
      pointer-events:none;
      z-index:-1;
    }
    img{
      max-width:100%;
      display:block;
      border:0;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition:color var(--transition), opacity var(--transition), transform var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition), filter var(--transition);
    }
    a:hover{text-decoration:none}
    button,input,textarea,select{font:inherit}
    button{
      border:0;
      background:none;
      color:inherit;
      padding:0;
      cursor:pointer;
    }
    :focus-visible{
      outline:2px solid rgba(236,211,154,.75);
      outline-offset:3px;
    }
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin-inline:auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(15,11,10,.84);
      border-bottom:1px solid var(--line);
      backdrop-filter:blur(14px);
      -webkit-backdrop-filter:blur(14px);
    }
    .nav-bar{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:800;
      letter-spacing:.02em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:linear-gradient(145deg, rgba(209,79,90,.95), rgba(166,34,51,.85));
      color:#fff7ef;
      box-shadow:0 10px 20px rgba(166,34,51,.25);
      flex:0 0 auto;
      position:relative;
      overflow:hidden;
    }
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:-2px;
      background:radial-gradient(circle at 35% 25%, rgba(255,255,255,.28), transparent 36%);
      pointer-events:none;
    }
    .brand-text{
      font-size:1.02rem;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width:min(58vw, 320px);
    }
    .site-nav{
      display:flex;
      align-items:center;
      gap:8px;
    }
    .site-nav a{
      position:relative;
      padding:11px 16px;
      color:var(--muted);
      border-radius:999px;
      border:1px solid transparent;
      font-weight:600;
      letter-spacing:.02em;
    }
    .site-nav a:hover{
      color:var(--text);
      background:rgba(255,255,255,.03);
      border-color:var(--line);
      transform:translateY(-1px);
    }
    .site-nav a.is-active{
      color:#fff4ec;
      background:linear-gradient(180deg, rgba(166,34,51,.18), rgba(166,34,51,.08));
      border-color:rgba(209,79,90,.26);
    }
    .site-nav a.is-active::after{
      content:"";
      position:absolute;
      left:14px;
      right:14px;
      bottom:7px;
      height:2px;
      border-radius:999px;
      background:linear-gradient(90deg, var(--accent-2), var(--gold));
      opacity:.8;
    }
    .nav-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:var(--text);
      transition:transform var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition);
    }
    .nav-toggle:hover{
      transform:translateY(-1px);
      border-color:rgba(236,211,154,.35);
      background:rgba(255,255,255,.05);
    }
    .nav-toggle svg{width:22px;height:22px}

    main{display:block}
    .section{
      padding:clamp(26px, 4vw, 56px) 0;
    }
    .section--compact{
      padding-top:18px;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:20px;
    }
    .section-head h2{
      margin:0;
      font-size:clamp(1.42rem, 2vw, 2.02rem);
      line-height:1.18;
      letter-spacing:-.02em;
    }
    .section-head p{
      margin:10px 0 0;
      color:var(--muted);
      max-width:58ch;
    }
    .section-head .head-action{
      flex:0 0 auto;
      padding-bottom:4px;
      color:var(--gold-2);
      font-weight:700;
      border-bottom:1px solid rgba(236,211,154,.24);
    }
    .section-head .head-action:hover{
      border-bottom-color:rgba(236,211,154,.7);
      color:#fff1cd;
    }

    .article-hero{
      padding:clamp(24px, 4vw, 54px) 0 18px;
    }
    .article-banner{
      position:relative;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:
        linear-gradient(135deg, rgba(11,8,7,.92) 0%, rgba(20,14,12,.86) 48%, rgba(19,12,11,.96) 100%),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .article-banner::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(900px 420px at 78% 18%, rgba(209,79,90,.22), transparent 52%),
        radial-gradient(680px 360px at 8% 14%, rgba(200,154,73,.14), transparent 54%),
        linear-gradient(180deg, rgba(15,11,10,.12), rgba(15,11,10,.45));
      pointer-events:none;
    }
    .article-banner-inner{
      position:relative;
      z-index:1;
      padding:clamp(20px, 4vw, 34px);
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:22px;
      align-items:stretch;
    }
    .banner-copy{
      min-width:0;
      display:flex;
      flex-direction:column;
      justify-content:center;
      gap:14px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      color:#f5dcc1;
      background:rgba(200,154,73,.12);
      border:1px solid rgba(200,154,73,.22);
      font-weight:700;
      letter-spacing:.04em;
      width:fit-content;
    }
    .article-banner h1{
      margin:0;
      font-size:clamp(2rem, 4.2vw, 3.85rem);
      line-height:1.08;
      letter-spacing:-.04em;
      max-width:12ch;
    }
    .article-banner .banner-desc{
      margin:0;
      max-width:66ch;
      color:var(--muted);
      font-size:1.02rem;
    }
    .banner-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:4px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 13px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid var(--line);
      color:var(--text);
      font-weight:600;
      font-size:.92rem;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.02);
    }
    .chip--accent{
      background:linear-gradient(180deg, rgba(166,34,51,.22), rgba(166,34,51,.1));
      border-color:rgba(209,79,90,.3);
      color:#fff2ef;
    }
    .chip--gold{
      background:linear-gradient(180deg, rgba(200,154,73,.22), rgba(200,154,73,.08));
      border-color:rgba(236,211,154,.26);
      color:#fff4db;
    }
    .banner-visual{
      position:relative;
      min-height:280px;
      border-radius:22px;
      overflow:hidden;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.015));
      box-shadow:var(--shadow-soft);
      align-self:stretch;
    }
    .banner-visual img{
      width:100%;
      height:100%;
      object-fit:cover;
      transform:scale(1.01);
      filter:saturate(1.02) contrast(1.02);
    }
    .banner-visual::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(15,11,10,.08) 0%, rgba(15,11,10,.65) 100%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,.12), transparent 28%);
      pointer-events:none;
    }
    .visual-card{
      position:absolute;
      left:16px;
      right:16px;
      bottom:16px;
      z-index:2;
      padding:14px 15px;
      border-radius:18px;
      background:rgba(18,12,11,.82);
      backdrop-filter:blur(10px);
      -webkit-backdrop-filter:blur(10px);
      border:1px solid rgba(255,255,255,.1);
      box-shadow:0 14px 24px rgba(0,0,0,.22);
    }
    .visual-card h3{
      margin:0 0 6px;
      font-size:1.05rem;
      line-height:1.3;
    }
    .visual-card p{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
    }
    .visual-pills{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:10px;
    }
    .mini-pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      font-size:.84rem;
      color:#efe1d6;
    }

    .article-layout{
      display:grid;
      grid-template-columns:minmax(0, 1.6fr) minmax(290px, .78fr);
      gap:24px;
      align-items:start;
    }
    .article-main,
    .article-side{
      min-width:0;
    }
    .panel{
      background:linear-gradient(180deg, rgba(27,20,17,.94), rgba(20,14,12,.96));
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-soft);
    }
    .panel--pad{
      padding:clamp(18px, 2.6vw, 28px);
    }
    .breadcrumb-line{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      color:var(--muted-2);
      font-size:.95rem;
      margin-bottom:14px;
    }
    .breadcrumb-line a{
      color:#eed2a4;
      border-bottom:1px solid transparent;
    }
    .breadcrumb-line a:hover{
      border-bottom-color:rgba(236,211,154,.55);
      color:#fff1cf;
    }
    .article-head{
      display:flex;
      flex-direction:column;
      gap:12px;
      margin-bottom:18px;
    }
    .article-head h2{
      margin:0;
      font-size:clamp(1.55rem, 2.9vw, 2.45rem);
      line-height:1.16;
      letter-spacing:-.03em;
    }
    .article-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:var(--muted);
    }
    .meta-item{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 11px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.02);
      font-size:.92rem;
    }
    .meta-dot{
      width:6px;
      height:6px;
      border-radius:50%;
      background:var(--gold);
      box-shadow:0 0 0 4px rgba(200,154,73,.12);
      flex:0 0 auto;
    }
    .article-index{
      display:grid;
      grid-template-columns:1fr;
      gap:16px;
      margin-bottom:18px;
    }
    .index-box{
      padding:14px 15px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.025);
    }
    .index-box h3{
      margin:0 0 8px;
      font-size:1rem;
      line-height:1.4;
    }
    .index-box p{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
    }
    .article-content-wrap{
      padding-top:2px;
    }
    .article-prose{
      max-width:100%;
      color:var(--text);
      font-size:1.02rem;
      line-height:1.9;
    }
    .article-prose > *:first-child{margin-top:0}
    .article-prose > *:last-child{margin-bottom:0}
    .article-prose h2,
    .article-prose h3,
    .article-prose h4{
      margin:1.6em 0 .65em;
      line-height:1.28;
      letter-spacing:-.02em;
    }
    .article-prose h2{font-size:1.55rem}
    .article-prose h3{font-size:1.28rem}
    .article-prose p{margin:0 0 1em;color:#f5eee4}
    .article-prose ul,
    .article-prose ol{
      padding-left:1.4em;
      margin:0 0 1em;
      color:#f3e9dd;
    }
    .article-prose li{margin:.4em 0}
    .article-prose a{
      color:var(--gold-2);
      border-bottom:1px solid rgba(236,211,154,.28);
    }
    .article-prose a:hover{
      color:#fff2cf;
      border-bottom-color:rgba(236,211,154,.72);
    }
    .article-prose blockquote{
      margin:1.2em 0;
      padding:1em 1.1em;
      border-left:4px solid var(--accent-2);
      background:linear-gradient(180deg, rgba(166,34,51,.11), rgba(166,34,51,.06));
      border-radius:0 14px 14px 0;
      color:#f7ece6;
    }
    .article-prose hr{
      border:0;
      height:1px;
      margin:1.6em 0;
      background:linear-gradient(90deg, transparent, rgba(255,255,255,.14), transparent);
    }
    .article-prose img{
      width:100%;
      border-radius:18px;
      margin:1.2em 0;
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
    }
    .article-prose figure{
      margin:1.2em 0;
    }
    .article-prose figcaption{
      margin-top:.5em;
      color:var(--muted-2);
      font-size:.92rem;
      text-align:center;
    }
    .article-prose table{
      width:100%;
      border-collapse:collapse;
      margin:1.2em 0;
      overflow:hidden;
      border-radius:14px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.02);
    }
    .article-prose th,
    .article-prose td{
      padding:12px 14px;
      border-bottom:1px solid var(--line);
      text-align:left;
    }
    .article-prose th{
      background:rgba(255,255,255,.03);
      color:#fff2df;
      font-weight:700;
    }
    .article-prose tr:last-child td{border-bottom:0}

    .side-stack{
      display:grid;
      gap:18px;
      position:sticky;
      top:96px;
    }
    .side-card{
      padding:18px;
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(27,20,17,.96), rgba(21,15,13,.96));
      box-shadow:var(--shadow-soft);
    }
    .side-card h3{
      margin:0 0 10px;
      font-size:1.06rem;
      line-height:1.35;
    }
    .side-card p{
      margin:0;
      color:var(--muted);
    }
    .side-links{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .side-link{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px 13px;
      border-radius:14px;
      background:rgba(255,255,255,.025);
      border:1px solid rgba(255,255,255,.08);
      color:var(--text);
      font-weight:600;
    }
    .side-link:hover{
      background:rgba(255,255,255,.05);
      border-color:rgba(236,211,154,.2);
      transform:translateY(-1px);
    }
    .side-link small{
      color:var(--muted-2);
      font-weight:500;
    }
    .side-note{
      display:grid;
      gap:12px;
    }
    .side-note ul{
      margin:0;
      padding-left:1.2em;
      color:var(--muted);
    }
    .side-note li{margin:.35em 0}

    .related-grid{
      display:grid;
      grid-template-columns:1.2fr .9fr .9fr;
      gap:16px;
    }
    .story-card{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(27,20,17,.96), rgba(18,13,11,.95));
      box-shadow:var(--shadow-soft);
      min-height:260px;
      display:flex;
      flex-direction:column;
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition), filter var(--transition);
    }
    .story-card:hover{
      transform:translateY(-3px);
      box-shadow:0 16px 30px rgba(0,0,0,.28);
      border-color:rgba(236,211,154,.22);
    }
    .story-media{
      position:relative;
      height:164px;
      overflow:hidden;
      border-bottom:1px solid var(--line);
    }
    .story-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transform:scale(1.01);
      transition:transform .35s ease, filter .35s ease;
      filter:saturate(1.02) contrast(1.02);
    }
    .story-card:hover .story-media img{
      transform:scale(1.045);
    }
    .story-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(15,11,10,.05), rgba(15,11,10,.58));
      pointer-events:none;
    }
    .story-body{
      padding:16px;
      display:flex;
      flex-direction:column;
      gap:10px;
      flex:1;
    }
    .story-tag{
      display:inline-flex;
      align-items:center;
      width:fit-content;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(166,34,51,.12);
      border:1px solid rgba(209,79,90,.24);
      color:#ffd7db;
      font-size:.84rem;
      font-weight:700;
      letter-spacing:.03em;
    }
    .story-body h3{
      margin:0;
      font-size:1.08rem;
      line-height:1.35;
      letter-spacing:-.02em;
    }
    .story-body p{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
      line-height:1.7;
    }
    .story-foot{
      margin-top:auto;
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
      color:var(--muted-2);
      font-size:.9rem;
    }
    .story-foot .arrow{
      color:var(--gold-2);
      font-weight:700;
      transition:transform var(--transition), color var(--transition);
    }
    .story-card:hover .arrow{transform:translateX(3px); color:#fff4d3}

    .faq-wrap{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border-radius:16px;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(27,20,17,.95), rgba(18,13,11,.95));
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:16px 18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      font-weight:700;
      color:var(--text);
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"+";
      width:28px;
      height:28px;
      display:grid;
      place-items:center;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      color:#f0e1d7;
      flex:0 0 auto;
      border:1px solid rgba(255,255,255,.08);
      transition:transform var(--transition), background var(--transition), color var(--transition);
    }
    .faq-item[open] summary{
      border-bottom:1px solid var(--line);
      background:rgba(255,255,255,.02);
    }
    .faq-item[open] summary::after{
      content:"–";
      background:rgba(166,34,51,.12);
      color:#ffdfe2;
      border-color:rgba(209,79,90,.2);
    }
    .faq-body{
      padding:0 18px 16px;
      color:var(--muted);
    }

    .cta-box{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      border:1px solid rgba(236,211,154,.14);
      background:
        linear-gradient(135deg, rgba(166,34,51,.26), rgba(27,20,17,.98) 58%, rgba(36,25,22,.96)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .cta-box::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(15,11,10,.12), rgba(15,11,10,.74));
      pointer-events:none;
    }
    .cta-inner{
      position:relative;
      z-index:1;
      padding:clamp(20px, 3.5vw, 32px);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .cta-copy{
      max-width:760px;
    }
    .cta-copy h2{
      margin:0 0 8px;
      font-size:clamp(1.4rem, 2.2vw, 2rem);
      line-height:1.22;
    }
    .cta-copy p{
      margin:0;
      color:var(--muted);
    }
    .actions{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      flex:0 0 auto;
    }
    .btn-ghost,
    .btn-main{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:12px 18px;
      border-radius:14px;
      font-weight:700;
      letter-spacing:.02em;
      border:1px solid transparent;
      white-space:nowrap;
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition), color var(--transition), filter var(--transition);
    }
    .btn-main{
      color:#fff7ef;
      background:linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
      box-shadow:0 12px 22px rgba(166,34,51,.24);
    }
    .btn-main:hover{
      transform:translateY(-1px);
      filter:brightness(1.04);
      box-shadow:0 14px 26px rgba(166,34,51,.3);
      color:#fffaf7;
    }
    .btn-main:active{
      transform:translateY(1px);
      box-shadow:0 8px 18px rgba(166,34,51,.18);
    }
    .btn-ghost{
      color:#f4e7df;
      background:rgba(255,255,255,.03);
      border-color:var(--line);
    }
    .btn-ghost:hover{
      transform:translateY(-1px);
      background:rgba(255,255,255,.05);
      border-color:rgba(236,211,154,.22);
      color:#fff5de;
    }
    .btn-ghost:active{
      transform:translateY(1px);
    }

    .empty-state{
      padding:clamp(28px, 5vw, 56px);
      text-align:center;
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(27,20,17,.95), rgba(18,13,11,.95));
      box-shadow:var(--shadow-soft);
    }
    .empty-state h2{
      margin:0 0 10px;
      font-size:clamp(1.5rem, 2.4vw, 2.2rem);
    }
    .empty-state p{
      margin:0 auto 18px;
      max-width:56ch;
      color:var(--muted);
    }

    .site-footer{
      padding:28px 0 20px;
      border-top:1px solid var(--line);
      background:linear-gradient(180deg, rgba(18,13,11,.76), rgba(15,11,10,.98));
      margin-top:10px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.25fr .7fr .95fr;
      gap:22px;
      align-items:start;
      padding:8px 0 18px;
    }
    .footer-brand h3,
    .footer-col h4{
      margin:0 0 12px;
      line-height:1.25;
    }
    .footer-brand h3{
      font-size:1.2rem;
      color:#fff3e8;
    }
    .footer-brand p,
    .footer-note p{
      margin:0;
      color:var(--muted);
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      width:fit-content;
      border-bottom:1px solid transparent;
    }
    .footer-links a:hover{
      color:#fff1cf;
      border-bottom-color:rgba(236,211,154,.55);
    }
    .footer-note{
      padding:14px 15px;
      border-radius:16px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.025);
    }
    .footer-copy{
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      gap:10px;
      padding-top:16px;
      border-top:1px solid var(--line);
      color:var(--muted-2);
      font-size:.92rem;
    }

    @media (max-width: 1199.98px){
      .article-banner-inner{grid-template-columns:1fr}
      .article-layout{grid-template-columns:1fr}
      .side-stack{position:static}
      .related-grid{grid-template-columns:repeat(3, minmax(0, 1fr))}
    }
    @media (max-width: 991.98px){
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-brand{grid-column:1 / -1}
      .cta-inner{flex-direction:column; align-items:flex-start}
      .actions{width:100%}
    }
    @media (max-width: 767.98px){
      .nav-bar{min-height:68px}
      .site-nav{
        position:absolute;
        left:16px;
        right:16px;
        top:70px;
        padding:10px;
        border-radius:18px;
        border:1px solid var(--line);
        background:rgba(15,11,10,.96);
        box-shadow:var(--shadow);
        display:none;
        flex-direction:column;
        align-items:stretch;
        gap:6px;
      }
      .site-nav.is-open{display:flex}
      .site-nav a{
        width:100%;
        text-align:center;
        padding:13px 16px;
      }
      .nav-toggle{display:inline-flex}
      .article-banner h1{max-width:100%}
      .article-banner .banner-desc{font-size:1rem}
      .section-head{flex-direction:column; align-items:flex-start}
      .related-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-brand{grid-column:auto}
    }
    @media (max-width: 519.98px){
      .container{width:min(var(--container), calc(100% - 24px))}
      .brand-text{max-width:48vw}
      .article-banner-inner,
      .panel--pad,
      .side-card,
      .faq-item summary,
      .faq-body,
      .story-body,
      .cta-inner,
      .empty-state{
        padding-left:16px;
        padding-right:16px;
      }
      .banner-visual{min-height:240px}
      .actions,
      .banner-meta{
        gap:8px;
      }
      .btn-main,
      .btn-ghost{
        width:100%;
      }
      .actions .btn-main,
      .actions .btn-ghost{
        flex:1 1 100%;
      }
      .article-meta{
        gap:8px;
      }
      .meta-item,
      .chip,
      .mini-pill{
        font-size:.88rem;
      }
    }

/* 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}