/* roulang page: index */
:root{
      --bg:#f7f1e8;
      --bg-soft:#fbf7f0;
      --bg-card:#fffdf8;
      --ink:#211d1b;
      --ink-2:#3a3330;
      --muted:#756b63;
      --muted-2:#9a8f84;
      --line:#e5d9ca;
      --line-strong:#d7c4b1;
      --brand:#7d2133;
      --brand-dark:#5f1827;
      --brand-soft:#f4dfe4;
      --amber:#c88732;
      --amber-soft:#f7ead8;
      --charcoal:#1b1817;
      --shadow:0 20px 50px rgba(61,42,32,.10);
      --shadow-hover:0 26px 70px rgba(61,42,32,.16);
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:28px;
      --container:1200px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      background:
        radial-gradient(circle at 8% 8%, rgba(200,135,50,.13), transparent 32%),
        radial-gradient(circle at 92% 16%, rgba(125,33,51,.10), transparent 30%),
        var(--bg);
      color:var(--ink);
      line-height:1.72;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0;background:none}
    input,textarea{width:100%}
    ::selection{background:var(--brand);color:#fff}
    .container{width:min(calc(100% - 40px),var(--container));margin:0 auto}
    .section{padding:88px 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:var(--amber-soft);
      color:#6e4518;
      font-size:13px;
      font-weight:700;
      letter-spacing:.02em;
      border:1px solid rgba(200,135,50,.26);
    }
    .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--amber);
      box-shadow:0 0 0 4px rgba(200,135,50,.14);
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:34px;
      margin-bottom:34px;
    }
    .section-title{
      margin-top:14px;
      font-size:clamp(28px,3.2vw,40px);
      line-height:1.18;
      letter-spacing:-.03em;
      color:var(--ink);
    }
    .section-desc{
      max-width:620px;
      color:var(--muted);
      font-size:17px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:13px 20px;
      border-radius:999px;
      font-weight:800;
      line-height:1;
      border:1px solid transparent;
      transition:var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      background:var(--brand);
      color:#fff;
      box-shadow:0 12px 28px rgba(125,33,51,.22);
    }
    .btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:0 18px 36px rgba(125,33,51,.30)}
    .btn-secondary{
      background:rgba(255,253,248,.78);
      color:var(--ink);
      border-color:var(--line-strong);
    }
    .btn-secondary:hover{background:#fff;border-color:var(--brand);transform:translateY(-2px)}
    .btn:focus-visible,
    .nav-link:focus-visible,
    .menu-toggle:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    summary:focus-visible{
      outline:3px solid rgba(125,33,51,.25);
      outline-offset:3px;
    }
    .btn:active{transform:translateY(1px) scale(.99)}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(247,241,232,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(229,217,202,.78);
      transition:var(--ease);
    }
    .site-header.is-scrolled{background:rgba(251,247,240,.96);box-shadow:0 12px 35px rgba(45,31,24,.08)}
    .nav{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      letter-spacing:-.02em;
      color:var(--ink);
      flex:0 0 auto;
    }
    .logo-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      background:
        linear-gradient(135deg, var(--brand), #9a3247 52%, var(--amber));
      position:relative;
      overflow:hidden;
      box-shadow:0 12px 26px rgba(125,33,51,.20);
    }
    .logo-mark::before,.logo-mark::after{
      content:"";
      position:absolute;
      inset:9px auto 9px 12px;
      width:5px;
      border-radius:8px;
      background:rgba(255,255,255,.82);
      box-shadow:9px 0 0 rgba(255,255,255,.55),18px 0 0 rgba(255,255,255,.36);
    }
    .logo-mark::after{
      inset:auto 7px 7px auto;
      width:16px;
      height:16px;
      border:1px solid rgba(255,255,255,.65);
      background:transparent;
      box-shadow:none;
      transform:rotate(12deg);
    }
    .logo-text{font-size:18px}
    .nav-links{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:6px;
      padding:6px;
      background:rgba(255,253,248,.58);
      border:1px solid rgba(229,217,202,.70);
      border-radius:999px;
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:38px;
      padding:8px 14px;
      border-radius:999px;
      color:var(--ink-2);
      font-size:14px;
      font-weight:750;
    }
    .nav-link:hover,.nav-link.active{background:var(--brand-soft);color:var(--brand)}
    .nav-action{display:flex;align-items:center;gap:12px}
    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:14px;
      background:var(--bg-card);
      border:1px solid var(--line);
      color:var(--ink);
      align-items:center;
      justify-content:center;
    }
    .menu-toggle span,
    .menu-toggle span::before,
    .menu-toggle span::after{
      display:block;
      width:20px;
      height:2px;
      background:var(--ink);
      border-radius:999px;
      transition:var(--ease);
      content:"";
      position:relative;
    }
    .menu-toggle span::before{position:absolute;top:-7px}
    .menu-toggle span::after{position:absolute;top:7px}
    .mobile-open .menu-toggle span{background:transparent}
    .mobile-open .menu-toggle span::before{top:0;transform:rotate(45deg)}
    .mobile-open .menu-toggle span::after{top:0;transform:rotate(-45deg)}
    .hero{
      position:relative;
      padding:72px 0 54px;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:22px 0 auto auto;
      width:44vw;
      height:44vw;
      max-width:620px;
      max-height:620px;
      background:rgba(125,33,51,.07);
      border-radius:50%;
      filter:blur(8px);
      z-index:-1;
    }
    .hero-shell{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:44px;
      align-items:center;
    }
    .hero-copy{
      position:relative;
      padding:18px 0;
    }
    .hero h1{
      margin:18px 0 18px;
      max-width:780px;
      font-size:clamp(34px,5.2vw,58px);
      line-height:1.08;
      letter-spacing:-.045em;
      font-weight:900;
    }
    .hero-subtitle{
      max-width:680px;
      color:var(--muted);
      font-size:18px;
      line-height:1.86;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:30px;
    }
    .hero-note{
      margin-top:24px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .mini-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,253,248,.74);
      border:1px solid var(--line);
      color:var(--muted);
      font-size:14px;
      font-weight:700;
    }
    .mini-chip b{color:var(--brand)}
    .hero-visual{
      position:relative;
      min-height:520px;
    }
    .visual-card{
      position:absolute;
      inset:0 0 34px 34px;
      border-radius:var(--radius-lg);
      overflow:hidden;
      box-shadow:var(--shadow);
      border:1px solid rgba(255,255,255,.65);
      background:var(--charcoal);
    }
    .visual-card img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.92) contrast(1.03);
      opacity:.88;
    }
    .visual-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg, rgba(27,24,23,.72), rgba(27,24,23,.08) 54%, rgba(125,33,51,.42)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.08) 0 1px, transparent 1px 78px);
    }
    .visual-panel{
      position:absolute;
      left:0;
      bottom:0;
      width:min(360px,82%);
      padding:24px;
      border-radius:24px;
      background:rgba(255,253,248,.94);
      border:1px solid rgba(229,217,202,.86);
      box-shadow:0 22px 52px rgba(45,31,24,.16);
    }
    .visual-panel h2{
      font-size:22px;
      line-height:1.25;
      margin-bottom:10px;
    }
    .visual-panel p{
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .index-tabs{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      margin-top:18px;
    }
    .index-tab{
      padding:12px 10px;
      border-radius:16px;
      background:var(--bg);
      border:1px solid var(--line);
      text-align:center;
      font-size:13px;
      color:var(--ink-2);
      font-weight:800;
    }
    .floating-label{
      position:absolute;
      right:12px;
      top:44px;
      z-index:2;
      display:flex;
      align-items:center;
      gap:10px;
      padding:13px 15px;
      border-radius:999px;
      color:#fff;
      background:rgba(27,24,23,.82);
      border:1px solid rgba(255,255,255,.18);
      box-shadow:0 18px 36px rgba(27,24,23,.22);
      backdrop-filter:blur(12px);
      font-weight:800;
      font-size:14px;
    }
    .floating-label i{
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--amber);
      box-shadow:0 0 0 5px rgba(200,135,50,.22);
    }
    .notice-strip{
      margin-top:30px;
      border-radius:24px;
      border:1px solid var(--line);
      background:rgba(255,253,248,.74);
      box-shadow:0 14px 36px rgba(61,42,32,.06);
      overflow:hidden;
    }
    .notice-grid{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
    }
    .notice-item{
      padding:22px 24px;
      border-right:1px solid var(--line);
    }
    .notice-item:last-child{border-right:0}
    .notice-item strong{display:block;font-size:17px;margin-bottom:6px}
    .notice-item span{display:block;color:var(--muted);font-size:14px}
    .split-layout{
      display:grid;
      grid-template-columns:.86fr 1.14fr;
      gap:34px;
      align-items:start;
    }
    .sticky-note{
      position:sticky;
      top:100px;
      padding:30px;
      border-radius:var(--radius-lg);
      background:var(--charcoal);
      color:#fff;
      overflow:hidden;
      min-height:430px;
    }
    .sticky-note::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(27,24,23,.46), rgba(27,24,23,.92)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      opacity:.78;
    }
    .sticky-note > *{position:relative;z-index:1}
    .sticky-note .eyebrow{background:rgba(255,255,255,.12);color:#ffe4b8;border-color:rgba(255,255,255,.16)}
    .sticky-note h2{font-size:34px;line-height:1.18;margin:18px 0 16px;letter-spacing:-.03em}
    .sticky-note p{color:#e5d9ca}
    .timeline{
      margin-top:28px;
      display:grid;
      gap:14px;
    }
    .timeline-row{
      display:grid;
      grid-template-columns:38px 1fr;
      gap:14px;
      align-items:start;
    }
    .timeline-num{
      width:38px;
      height:38px;
      border-radius:14px;
      display:flex;
      align-items:center;
      justify-content:center;
      background:rgba(200,135,50,.18);
      color:#ffd08a;
      font-weight:900;
      border:1px solid rgba(255,255,255,.15);
    }
    .timeline-row b{display:block;margin-bottom:2px}
    .timeline-row span{color:#d7c4b1;font-size:14px}
    .info-stack{
      display:grid;
      gap:16px;
    }
    .info-card{
      position:relative;
      padding:26px;
      border-radius:24px;
      background:var(--bg-card);
      border:1px solid var(--line);
      box-shadow:0 16px 38px rgba(61,42,32,.06);
      transition:var(--ease);
      overflow:hidden;
    }
    .info-card::before{
      content:"";
      position:absolute;
      left:0;
      top:22px;
      bottom:22px;
      width:4px;
      border-radius:999px;
      background:var(--brand);
      opacity:.78;
    }
    .info-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-strong)}
    .info-card h3{font-size:22px;margin-bottom:8px}
    .info-card p{color:var(--muted)}
    .card-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:16px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:var(--brand-soft);
      color:var(--brand);
      font-size:12px;
      font-weight:850;
      border:1px solid rgba(125,33,51,.10);
    }
    .badge.amber{background:var(--amber-soft);color:#7a4d1d;border-color:rgba(200,135,50,.18)}
    .showcase{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:26px;
      align-items:stretch;
    }
    .showcase-main{
      position:relative;
      min-height:430px;
      border-radius:var(--radius-lg);
      overflow:hidden;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      background:var(--charcoal);
    }
    .showcase-main img{width:100%;height:100%;object-fit:cover;opacity:.86}
    .showcase-main::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(27,24,23,.06), rgba(27,24,23,.78));
    }
    .showcase-caption{
      position:absolute;
      left:28px;
      right:28px;
      bottom:28px;
      z-index:1;
      color:#fff;
    }
    .showcase-caption h2{font-size:32px;line-height:1.18;margin:12px 0}
    .showcase-caption p{color:#eaded2;max-width:620px}
    .showcase-side{
      display:grid;
      gap:18px;
    }
    .resource-card{
      display:grid;
      grid-template-columns:150px 1fr;
      gap:18px;
      padding:16px;
      border-radius:24px;
      background:var(--bg-card);
      border:1px solid var(--line);
      box-shadow:0 16px 38px rgba(61,42,32,.06);
      transition:var(--ease);
    }
    .resource-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
    .resource-card img{
      width:150px;
      height:132px;
      border-radius:18px;
      object-fit:cover;
    }
    .resource-card h3{font-size:20px;line-height:1.25;margin:4px 0 8px}
    .resource-card p{color:var(--muted);font-size:14px;line-height:1.7}
    .news-wrap{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
      align-items:start;
    }
    .post-card{
      display:flex;
      flex-direction:column;
      gap:14px;
      min-height:230px;
      padding:26px;
      border-radius:24px;
      background:var(--bg-card);
      border:1px solid var(--line);
      box-shadow:0 14px 34px rgba(61,42,32,.06);
      transition:var(--ease);
    }
    .post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(125,33,51,.28)}
    .post-card.featured{
      min-height:310px;
      background:
        linear-gradient(135deg, rgba(255,253,248,.94), rgba(247,234,216,.86)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
    }
    .post-top{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:13px;
      font-weight:750;
    }
    .post-title{
      font-size:clamp(20px,2.4vw,28px);
      line-height:1.28;
      letter-spacing:-.02em;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .post-excerpt{
      color:var(--muted);
      display:-webkit-box;
      -webkit-line-clamp:3;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .post-link{
      margin-top:auto;
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:max-content;
      padding:9px 12px;
      border-radius:999px;
      color:var(--brand);
      background:var(--brand-soft);
      font-weight:850;
      font-size:14px;
    }
    .post-link:hover{background:var(--brand);color:#fff;transform:translateX(3px)}
    .empty-state{
      grid-column:1/-1;
      display:grid;
      place-items:center;
      text-align:center;
      min-height:250px;
      padding:36px;
      border-radius:26px;
      background:var(--bg-card);
      border:1px dashed var(--line-strong);
      color:var(--muted);
    }
    .empty-icon{
      width:74px;
      height:74px;
      border-radius:24px;
      display:grid;
      place-items:center;
      margin-bottom:14px;
      background:var(--amber-soft);
      color:var(--amber);
      font-size:30px;
      font-weight:900;
    }
    .empty-state strong{display:block;color:var(--ink);font-size:20px;margin-bottom:6px}
    .advantage-layout{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:28px;
      align-items:stretch;
    }
    .advantage-lead{
      padding:34px;
      border-radius:var(--radius-lg);
      background:linear-gradient(135deg,var(--brand),#9a3247);
      color:#fff;
      box-shadow:0 22px 48px rgba(125,33,51,.20);
    }
    .advantage-lead h2{font-size:36px;line-height:1.15;margin:16px 0}
    .advantage-lead p{color:#f3dce1}
    .proof-list{
      margin-top:28px;
      display:grid;
      gap:12px;
    }
    .proof-list li{
      list-style:none;
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#fff4e8;
    }
    .proof-list li::before{
      content:"✓";
      flex:0 0 auto;
      width:23px;
      height:23px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(255,255,255,.16);
      color:#ffe0a8;
      font-weight:900;
      line-height:1;
      margin-top:2px;
    }
    .advantage-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .adv-card{
      padding:26px;
      border-radius:24px;
      background:var(--bg-card);
      border:1px solid var(--line);
      box-shadow:0 14px 34px rgba(61,42,32,.06);
      transition:var(--ease);
    }
    .adv-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-strong)}
    .adv-icon{
      width:46px;
      height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:var(--amber-soft);
      color:#7a4d1d;
      font-weight:900;
      margin-bottom:16px;
    }
    .adv-card h3{font-size:21px;margin-bottom:8px}
    .adv-card p{color:var(--muted);font-size:15px}
    .faq-list{
      display:grid;
      gap:14px;
    }
    .faq-item{
      border-radius:22px;
      background:var(--bg-card);
      border:1px solid var(--line);
      box-shadow:0 12px 30px rgba(61,42,32,.05);
      overflow:hidden;
      transition:var(--ease);
    }
    .faq-item:hover{border-color:var(--line-strong)}
    .faq-item[open]{border-color:rgba(125,33,51,.35);box-shadow:var(--shadow)}
    .faq-item summary{
      min-height:64px;
      padding:20px 24px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      font-weight:850;
      color:var(--ink);
      list-style:none;
      cursor:pointer;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"+";
      width:32px;
      height:32px;
      border-radius:50%;
      background:var(--brand-soft);
      color:var(--brand);
      display:grid;
      place-items:center;
      flex:0 0 auto;
      font-size:22px;
      line-height:1;
      transition:var(--ease);
    }
    .faq-item[open] summary::after{content:"–";background:var(--brand);color:#fff}
    .faq-answer{
      padding:0 24px 22px 24px;
      color:var(--muted);
      line-height:1.78;
    }
    .contact-shell{
      display:grid;
      grid-template-columns:.88fr 1.12fr;
      gap:30px;
      border-radius:var(--radius-lg);
      overflow:hidden;
      border:1px solid var(--line);
      background:var(--bg-card);
      box-shadow:var(--shadow);
    }
    .contact-copy{
      padding:36px;
      background:
        linear-gradient(180deg, rgba(27,24,23,.78), rgba(27,24,23,.92)),
        url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
      color:#fff;
    }
    .contact-copy h2{font-size:36px;line-height:1.16;margin:16px 0}
    .contact-copy p{color:#eaded2}
    .contact-points{margin-top:26px;display:grid;gap:12px}
    .contact-points span{
      display:flex;
      align-items:center;
      gap:10px;
      color:#f4e8dc;
      font-weight:750;
    }
    .contact-points span::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--amber);
      box-shadow:0 0 0 5px rgba(200,135,50,.18);
    }
    .contact-form{
      padding:36px;
      display:grid;
      gap:18px;
    }
    .form-row{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .field label{
      display:block;
      font-weight:850;
      margin-bottom:8px;
      color:var(--ink-2);
      font-size:14px;
    }
    .field input,.field textarea{
      border:1px solid var(--line);
      border-radius:16px;
      background:#fffaf3;
      padding:14px 15px;
      color:var(--ink);
      transition:var(--ease);
    }
    .field textarea{min-height:132px;resize:vertical}
    .field input:hover,.field textarea:hover{border-color:var(--line-strong)}
    .field input:focus,.field textarea:focus{
      outline:none;
      border-color:var(--brand);
      box-shadow:0 0 0 4px rgba(125,33,51,.10);
      background:#fff;
    }
    .form-tip{
      color:var(--muted);
      font-size:13px;
    }
    .form-status{
      min-height:20px;
      color:var(--muted-2);
      font-size:13px;
    }
    .site-footer{
      margin-top:88px;
      background:var(--charcoal);
      color:#d7cfc7;
    }
    .footer-cta{
      transform:translateY(-38px);
      padding:28px;
      border-radius:26px;
      background:linear-gradient(135deg,#fff7ea,#f5e0c5);
      color:var(--ink);
      border:1px solid rgba(255,255,255,.6);
      box-shadow:0 22px 48px rgba(27,24,23,.18);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .footer-cta h2{font-size:26px;line-height:1.2;margin-bottom:6px}
    .footer-cta p{color:var(--muted)}
    .footer-main{
      padding:10px 0 34px;
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:38px;
    }
    .footer-logo{display:flex;align-items:center;gap:12px;font-weight:900;color:#fff;margin-bottom:14px}
    .footer-logo .logo-mark{width:38px;height:38px}
    .footer-about p{color:#bdb2a8;max-width:430px}
    .footer-group h3{
      color:#fff;
      font-size:16px;
      margin-bottom:14px;
    }
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#c9beb4;width:max-content}
    .footer-links a:hover{color:#ffd08a;transform:translateX(4px)}
    .footer-bottom{
      border-top:1px solid rgba(255,255,255,.10);
      padding:20px 0;
      color:#a99e95;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      font-size:14px;
    }
    .footer-bottom a{color:#d7c4b1}
    .footer-bottom a:hover{color:#ffd08a}
    @media (max-width:1080px){
      .nav-links{gap:2px}
      .nav-link{padding:8px 10px}
      .hero-shell,.split-layout,.showcase,.advantage-layout,.contact-shell{grid-template-columns:1fr}
      .hero-visual{min-height:470px}
      .sticky-note{position:relative;top:auto;min-height:360px}
      .news-wrap{grid-template-columns:1fr}
      .post-card.featured{min-height:250px}
    }
    @media (max-width:860px){
      .nav{min-height:68px}
      .menu-toggle{display:flex}
      .nav-links{
        position:absolute;
        left:20px;
        right:20px;
        top:76px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:12px;
        border-radius:22px;
        background:rgba(255,253,248,.98);
        box-shadow:var(--shadow);
      }
      .mobile-open .nav-links{display:flex}
      .nav-link{justify-content:center;min-height:44px}
      .nav-action .btn{display:none}
      .section{padding:64px 0}
      .section-head{display:block}
      .section-desc{margin-top:12px}
      .notice-grid{grid-template-columns:1fr}
      .notice-item{border-right:0;border-bottom:1px solid var(--line)}
      .notice-item:last-child{border-bottom:0}
      .resource-card{grid-template-columns:120px 1fr}
      .resource-card img{width:120px;height:120px}
      .advantage-grid{grid-template-columns:1fr}
      .form-row{grid-template-columns:1fr}
      .footer-cta{align-items:flex-start;flex-direction:column}
      .footer-main{grid-template-columns:1fr 1fr}
      .footer-about{grid-column:1/-1}
      .footer-bottom{flex-direction:column;align-items:flex-start}
    }
    @media (max-width:560px){
      .container{width:min(calc(100% - 28px),var(--container))}
      body{font-size:15px}
      .hero{padding:44px 0 34px}
      .hero h1{font-size:34px}
      .hero-subtitle{font-size:16px}
      .hero-actions{display:grid}
      .hero-actions .btn{width:100%}
      .hero-visual{min-height:390px}
      .visual-card{inset:0 0 56px 0;border-radius:24px}
      .floating-label{right:10px;top:18px}
      .visual-panel{width:calc(100% - 22px);left:11px;padding:18px}
      .index-tabs{grid-template-columns:1fr}
      .section-title{font-size:29px}
      .sticky-note,.advantage-lead,.contact-copy,.contact-form{padding:24px}
      .showcase-main{min-height:360px}
      .showcase-caption{left:20px;right:20px;bottom:20px}
      .showcase-caption h2,.contact-copy h2,.advantage-lead h2{font-size:28px}
      .resource-card{grid-template-columns:1fr}
      .resource-card img{width:100%;height:190px}
      .post-card,.info-card,.adv-card{padding:22px}
      .faq-item summary{padding:18px}
      .faq-answer{padding:0 18px 20px}
      .footer-main{grid-template-columns:1fr}
      .logo-text{font-size:16px}
    }

/* roulang page: article */
:root{
      --bg:#f7f1e8;
      --bg-soft:#fbf7f0;
      --bg-card:#fffdf8;
      --ink:#211d1b;
      --ink-2:#3a3330;
      --muted:#756b63;
      --muted-2:#9a8f84;
      --line:#e5d9ca;
      --line-strong:#d7c4b1;
      --brand:#7d2133;
      --brand-dark:#5f1827;
      --brand-soft:#f4dfe4;
      --amber:#c88732;
      --amber-soft:#f7ead8;
      --charcoal:#1b1817;
      --shadow:0 20px 50px rgba(61,42,32,.10);
      --shadow-hover:0 26px 70px rgba(61,42,32,.16);
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:28px;
      --container:1200px;
      --ease:all .24s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      background:
        radial-gradient(circle at 8% 8%, rgba(200,135,50,.13), transparent 32%),
        radial-gradient(circle at 92% 16%, rgba(125,33,51,.10), transparent 30%),
        var(--bg);
      color:var(--ink);
      line-height:1.72;
      font-size:16px;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0;background:none}
    input,textarea{width:100%}
    ::selection{background:rgba(125,33,51,.18);color:var(--brand-dark)}
    .container{width:min(calc(100% - 40px),var(--container));margin:0 auto}
    .section{padding:88px 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:var(--amber-soft);
      color:#6e4518;
      font-size:13px;
      font-weight:700;
      letter-spacing:.02em;
      border:1px solid rgba(200,135,50,.26);
    }
    .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--amber);
      box-shadow:0 0 0 4px rgba(200,135,50,.14);
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:34px;
      margin-bottom:34px;
    }
    .section-title{
      margin:14px 0 0;
      font-size:clamp(28px,3.2vw,40px);
      line-height:1.18;
      letter-spacing:-.03em;
      color:var(--ink);
      font-weight:850;
    }
    .section-desc{
      max-width:620px;
      color:var(--muted);
      font-size:17px;
      margin:0;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:13px 20px;
      border-radius:999px;
      font-weight:800;
      line-height:1;
      border:1px solid transparent;
      transition:var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      background:var(--brand);
      color:#fff;
      box-shadow:0 12px 28px rgba(125,33,51,.22);
    }
    .btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 18px 36px rgba(125,33,51,.30)}
    .btn-secondary{
      background:rgba(255,253,248,.78);
      color:var(--ink);
      border-color:var(--line-strong);
    }
    .btn-secondary:hover{background:#fff;border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
    .btn:focus-visible,
    .nav-link:focus-visible,
    .menu-toggle:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    summary:focus-visible,
    .article-link:focus-visible{
      outline:3px solid rgba(125,33,51,.25);
      outline-offset:3px;
    }
    .btn:active{transform:translateY(1px) scale(.99)}

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(247,241,232,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(229,217,202,.78);
      transition:var(--ease);
    }
    .site-header.is-scrolled{background:rgba(251,247,240,.96);box-shadow:0 12px 35px rgba(45,31,24,.08)}
    .nav{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      letter-spacing:-.02em;
      color:var(--ink);
      flex:0 0 auto;
    }
    .logo:hover{color:var(--brand)}
    .logo-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      background:linear-gradient(135deg, var(--brand), #9a3247 52%, var(--amber));
      position:relative;
      overflow:hidden;
      box-shadow:0 12px 26px rgba(125,33,51,.20);
      flex:0 0 auto;
    }
    .logo-mark::before,.logo-mark::after{
      content:"";
      position:absolute;
      inset:9px auto 9px 12px;
      width:5px;
      border-radius:8px;
      background:rgba(255,255,255,.82);
      box-shadow:9px 0 0 rgba(255,255,255,.55),18px 0 0 rgba(255,255,255,.36);
    }
    .logo-mark::after{
      inset:auto 7px 7px auto;
      width:16px;
      height:16px;
      border:1px solid rgba(255,255,255,.65);
      background:transparent;
      box-shadow:none;
      transform:rotate(12deg);
    }
    .logo-text{font-size:18px}
    .nav-links{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:6px;
      padding:6px;
      background:rgba(255,253,248,.58);
      border:1px solid rgba(229,217,202,.70);
      border-radius:999px;
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:38px;
      padding:8px 14px;
      border-radius:999px;
      color:var(--ink-2);
      font-size:14px;
      font-weight:750;
    }
    .nav-link:hover,.nav-link.active{background:var(--brand-soft);color:var(--brand)}
    .nav-action{display:flex;align-items:center;gap:12px}
    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:14px;
      background:var(--bg-card);
      border:1px solid var(--line);
      color:var(--ink);
      align-items:center;
      justify-content:center;
    }
    .menu-toggle span,
    .menu-toggle span::before,
    .menu-toggle span::after{
      display:block;
      width:20px;
      height:2px;
      background:var(--ink);
      border-radius:999px;
      transition:var(--ease);
      content:"";
      position:relative;
    }
    .menu-toggle span::before{position:absolute;top:-7px}
    .menu-toggle span::after{position:absolute;top:7px}
    .mobile-open .menu-toggle span{background:transparent}
    .mobile-open .menu-toggle span::before{top:0;transform:rotate(45deg)}
    .mobile-open .menu-toggle span::after{top:0;transform:rotate(-45deg)}

    .article-hero{
      position:relative;
      padding:46px 0 34px;
      overflow:hidden;
      border-bottom:1px solid rgba(229,217,202,.70);
    }
    .article-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(247,241,232,.96), rgba(247,241,232,.84), rgba(247,241,232,.98)),
        url("/assets/images/backpic/back-2.jpg") center/cover no-repeat;
      z-index:-2;
    }
    .article-hero::after{
      content:"";
      position:absolute;
      right:-120px;
      top:-120px;
      width:360px;
      height:360px;
      border-radius:50%;
      background:rgba(125,33,51,.10);
      z-index:-1;
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
      margin:0 0 26px;
      color:var(--muted);
      font-size:14px;
    }
    .breadcrumb a{
      color:var(--ink-2);
      font-weight:700;
    }
    .breadcrumb a:hover{color:var(--brand)}
    .breadcrumb .split{color:var(--muted-2)}
    .breadcrumb .current{
      max-width:460px;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
      color:var(--muted);
    }
    .article-title-wrap{
      max-width:920px;
    }
    .article-kicker{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:16px;
    }
    .article-badge{
      display:inline-flex;
      align-items:center;
      border-radius:999px;
      padding:7px 12px;
      background:var(--brand-soft);
      color:var(--brand);
      border:1px solid rgba(125,33,51,.13);
      font-size:13px;
      font-weight:800;
    }
    .article-time{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:14px;
      font-weight:650;
    }
    .article-time::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--amber);
    }
    h1.article-title{
      margin:0;
      font-size:clamp(32px,5vw,54px);
      line-height:1.14;
      letter-spacing:-.045em;
      color:var(--ink);
      font-weight:900;
    }
    .article-summary{
      margin:20px 0 0;
      max-width:760px;
      color:var(--muted);
      font-size:18px;
      line-height:1.78;
    }
    .article-actions{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
    }

    .article-shell{
      padding:62px 0 24px;
    }
    .article-layout{
      display:grid;
      grid-template-columns:minmax(0, 820px) 340px;
      gap:34px;
      align-items:start;
    }
    .reading-card{
      background:rgba(255,253,248,.90);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .reading-toolbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:18px 24px;
      border-bottom:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,253,248,.95), rgba(251,247,240,.78));
    }
    .reading-toolbar strong{
      font-size:15px;
      color:var(--ink-2);
    }
    .reading-toolbar span{
      color:var(--muted);
      font-size:13px;
    }
    .article-content{
      padding:36px 42px 42px;
      color:var(--ink-2);
      font-size:17px;
      line-height:1.86;
      word-break:break-word;
    }
    .article-content p{margin:0 0 1.25em}
    .article-content h1,
    .article-content h2,
    .article-content h3,
    .article-content h4{
      color:var(--ink);
      line-height:1.35;
      letter-spacing:-.02em;
      font-weight:850;
    }
    .article-content h1{font-size:32px;margin:1.2em 0 .7em}
    .article-content h2{
      font-size:28px;
      margin:2.1em 0 .8em;
      padding-top:.25em;
      position:relative;
    }
    .article-content h2::before{
      content:"";
      display:block;
      width:48px;
      height:4px;
      border-radius:999px;
      background:linear-gradient(90deg,var(--brand),var(--amber));
      margin-bottom:14px;
    }
    .article-content h3{font-size:22px;margin:1.7em 0 .65em}
    .article-content h4{font-size:19px;margin:1.45em 0 .55em}
    .article-content a{
      color:var(--brand);
      font-weight:800;
      border-bottom:1px solid rgba(125,33,51,.26);
    }
    .article-content a:hover{
      color:var(--brand-dark);
      border-bottom-color:var(--brand-dark);
    }
    .article-content ul,
    .article-content ol{
      margin:0 0 1.25em;
      padding-left:1.35em;
    }
    .article-content li{margin:.42em 0}
    .article-content blockquote{
      margin:1.6em 0;
      padding:20px 22px;
      border-left:5px solid var(--brand);
      border-radius:0 var(--radius-sm) var(--radius-sm) 0;
      background:var(--brand-soft);
      color:var(--ink-2);
    }
    .article-content img{
      margin:1.8em auto;
      border-radius:22px;
      border:1px solid var(--line);
      box-shadow:0 18px 46px rgba(61,42,32,.12);
      object-fit:cover;
    }
    .article-content figure{margin:1.8em 0}
    .article-content figcaption{
      text-align:center;
      color:var(--muted);
      font-size:14px;
      margin-top:10px;
    }
    .article-content table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:16px;
      margin:1.6em 0;
      background:#fff;
      font-size:15px;
    }
    .article-content th,
    .article-content td{
      padding:14px 16px;
      border-bottom:1px solid var(--line);
      border-right:1px solid var(--line);
      vertical-align:top;
    }
    .article-content th{
      background:var(--amber-soft);
      color:var(--ink);
      font-weight:850;
    }
    .article-content tr:last-child td{border-bottom:0}
    .article-content th:last-child,
    .article-content td:last-child{border-right:0}
    .article-content pre{
      overflow:auto;
      padding:18px;
      border-radius:18px;
      background:#211d1b;
      color:#fff7ec;
      font-size:14px;
      line-height:1.75;
      margin:1.5em 0;
    }
    .article-content code{
      padding:.12em .35em;
      border-radius:8px;
      background:rgba(200,135,50,.15);
      color:var(--brand-dark);
      font-size:.94em;
    }
    .article-content pre code{
      padding:0;
      border-radius:0;
      background:transparent;
      color:inherit;
    }
    .not-found{
      min-height:260px;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:18px;
      text-align:center;
    }
    .not-found h2{
      margin:0;
      font-size:30px;
      font-weight:900;
      color:var(--ink);
    }

    .article-footer-note{
      border-top:1px solid var(--line);
      padding:22px 42px 34px;
      background:rgba(251,247,240,.72);
    }
    .article-meta-list{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:18px;
    }
    .meta-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border:1px solid var(--line);
      background:var(--bg-card);
      border-radius:999px;
      padding:8px 12px;
      color:var(--muted);
      font-size:13px;
      font-weight:750;
    }
    .pager{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
      margin-top:18px;
    }
    .pager-item{
      border:1px solid var(--line);
      border-radius:18px;
      padding:16px;
      background:rgba(255,253,248,.84);
      transition:var(--ease);
    }
    .pager-item:hover{
      border-color:var(--line-strong);
      transform:translateY(-2px);
      box-shadow:0 12px 30px rgba(61,42,32,.08);
    }
    .pager-item span{
      display:block;
      color:var(--muted);
      font-size:13px;
      margin-bottom:6px;
    }
    .pager-item strong{
      color:var(--ink-2);
      font-size:15px;
    }
    .pager-item.is-muted{
      opacity:.66;
      background:rgba(251,247,240,.70);
    }

    .side-stack{
      display:grid;
      gap:18px;
      position:sticky;
      top:96px;
    }
    .side-card{
      background:rgba(255,253,248,.90);
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 16px 42px rgba(61,42,32,.08);
      overflow:hidden;
    }
    .side-card-body{padding:22px}
    .side-title{
      margin:0 0 12px;
      font-size:18px;
      line-height:1.35;
      font-weight:900;
      color:var(--ink);
    }
    .side-text{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.72;
    }
    .side-cover{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
    }
    .side-cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.92) contrast(.98);
    }
    .side-cover::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 25%, rgba(27,24,23,.62));
    }
    .side-cover-label{
      position:absolute;
      left:16px;
      bottom:16px;
      z-index:1;
      display:inline-flex;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,253,248,.88);
      color:var(--brand);
      font-size:13px;
      font-weight:850;
    }
    .guide-list{
      display:grid;
      gap:12px;
      margin:16px 0 0;
      padding:0;
      list-style:none;
    }
    .guide-list li{
      display:grid;
      grid-template-columns:28px 1fr;
      gap:10px;
      align-items:start;
      color:var(--ink-2);
      font-size:14px;
      line-height:1.65;
    }
    .guide-list b{
      display:inline-flex;
      width:28px;
      height:28px;
      align-items:center;
      justify-content:center;
      border-radius:10px;
      background:var(--amber-soft);
      color:#79501d;
      font-size:12px;
    }
    .quick-links{
      display:grid;
      gap:10px;
      margin-top:16px;
    }
    .quick-links a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding:12px 13px;
      border:1px solid var(--line);
      border-radius:14px;
      background:rgba(251,247,240,.72);
      color:var(--ink-2);
      font-weight:800;
      font-size:14px;
    }
    .quick-links a:hover{
      border-color:var(--brand);
      color:var(--brand);
      transform:translateX(3px);
      background:#fff;
    }

    .info-band{
      padding:24px;
      border-radius:var(--radius-lg);
      background:var(--charcoal);
      color:#fff7ec;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:28px;
      align-items:center;
      position:relative;
      overflow:hidden;
      box-shadow:var(--shadow);
    }
    .info-band::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(120deg, rgba(125,33,51,.38), transparent 45%),
        radial-gradient(circle at 88% 20%, rgba(200,135,50,.22), transparent 26%);
      pointer-events:none;
    }
    .info-band > *{position:relative}
    .info-band h2{
      margin:10px 0 10px;
      font-size:clamp(26px,3vw,36px);
      line-height:1.2;
      letter-spacing:-.03em;
      font-weight:900;
    }
    .info-band p{
      margin:0;
      color:#d9cec2;
      max-width:620px;
    }
    .info-band img{
      width:100%;
      border-radius:22px;
      aspect-ratio:16/10;
      object-fit:cover;
      border:1px solid rgba(255,255,255,.12);
    }

    .related-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:22px;
    }
    .related-card{
      background:rgba(255,253,248,.88);
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:24px;
      box-shadow:0 16px 42px rgba(61,42,32,.07);
      transition:var(--ease);
    }
    .related-card:hover{
      transform:translateY(-3px);
      border-color:var(--line-strong);
      box-shadow:var(--shadow-hover);
    }
    .related-card.featured{
      min-height:260px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      background:
        linear-gradient(180deg, rgba(255,253,248,.90), rgba(255,253,248,.78)),
        url("/assets/images/coverpic/cover-2.webp") center/cover no-repeat;
    }
    .related-meta{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      margin-bottom:12px;
      color:var(--muted);
      font-size:13px;
      font-weight:750;
    }
    .related-card h3{
      margin:0 0 10px;
      font-size:22px;
      line-height:1.35;
      font-weight:900;
      color:var(--ink);
    }
    .related-card p{
      margin:0 0 18px;
      color:var(--muted);
      line-height:1.72;
    }
    .article-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--brand);
      font-weight:900;
      font-size:14px;
    }
    .article-link:hover{color:var(--brand-dark);transform:translateX(3px)}
    .related-list{
      display:grid;
      gap:14px;
    }
    .mini-item{
      display:grid;
      grid-template-columns:92px 1fr;
      gap:14px;
      padding:14px;
      border:1px solid var(--line);
      border-radius:18px;
      background:rgba(255,253,248,.86);
      transition:var(--ease);
    }
    .mini-item:hover{
      transform:translateY(-2px);
      border-color:var(--brand);
      box-shadow:0 14px 34px rgba(61,42,32,.08);
    }
    .mini-item img{
      width:92px;
      height:92px;
      border-radius:14px;
      object-fit:cover;
    }
    .mini-item h3{
      margin:0 0 6px;
      font-size:16px;
      line-height:1.45;
      font-weight:900;
      color:var(--ink);
    }
    .mini-item p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.58;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }

    .faq-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    details.faq-item{
      background:rgba(255,253,248,.88);
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:0;
      box-shadow:0 14px 34px rgba(61,42,32,.06);
      overflow:hidden;
      transition:var(--ease);
    }
    details.faq-item[open]{
      border-color:rgba(125,33,51,.35);
      box-shadow:0 18px 42px rgba(61,42,32,.09);
    }
    .faq-item summary{
      min-height:62px;
      padding:18px 22px;
      list-style:none;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      cursor:pointer;
      font-weight:900;
      color:var(--ink);
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"+";
      width:28px;
      height:28px;
      border-radius:10px;
      display:flex;
      align-items:center;
      justify-content:center;
      background:var(--amber-soft);
      color:#80521d;
      flex:0 0 auto;
      font-weight:900;
    }
    .faq-item[open] summary::after{content:"−";background:var(--brand-soft);color:var(--brand)}
    .faq-item p{
      margin:0;
      padding:0 22px 20px;
      color:var(--muted);
      line-height:1.72;
    }

    .contact-card{
      display:grid;
      grid-template-columns:.95fr 1.05fr;
      gap:28px;
      align-items:stretch;
      background:rgba(255,253,248,.90);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      padding:28px;
      overflow:hidden;
    }
    .contact-copy{
      padding:10px 0;
    }
    .contact-copy h2{
      margin:12px 0 12px;
      font-size:clamp(28px,3.4vw,40px);
      line-height:1.2;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .contact-copy p{
      margin:0;
      color:var(--muted);
      font-size:17px;
    }
    .contact-tips{
      margin:24px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .contact-tips li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:var(--ink-2);
      font-weight:700;
    }
    .contact-tips li::before{
      content:"";
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--amber);
      margin-top:9px;
      box-shadow:0 0 0 5px rgba(200,135,50,.14);
      flex:0 0 auto;
    }
    .contact-form{
      display:grid;
      gap:14px;
      padding:22px;
      border-radius:24px;
      background:var(--bg-soft);
      border:1px solid var(--line);
    }
    .form-row{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .field label{
      display:block;
      margin-bottom:7px;
      color:var(--ink-2);
      font-size:14px;
      font-weight:850;
    }
    .field input,
    .field textarea{
      border:1px solid var(--line-strong);
      border-radius:15px;
      background:#fffdf8;
      color:var(--ink);
      padding:13px 14px;
      outline:none;
      transition:var(--ease);
    }
    .field textarea{
      min-height:126px;
      resize:vertical;
    }
    .field input:focus,
    .field textarea:focus{
      border-color:var(--brand);
      box-shadow:0 0 0 4px rgba(125,33,51,.10);
      background:#fff;
    }
    .form-hint{
      margin:0;
      color:var(--muted);
      font-size:13px;
    }

    .site-footer{
      margin-top:64px;
      background:var(--charcoal);
      color:#efe6dc;
      padding:0 0 28px;
      position:relative;
      overflow:hidden;
    }
    .site-footer::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 12% 0%, rgba(200,135,50,.18), transparent 24%),
        radial-gradient(circle at 84% 18%, rgba(125,33,51,.26), transparent 28%);
      pointer-events:none;
    }
    .site-footer .container{position:relative}
    .footer-cta{
      transform:translateY(-34px);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      padding:28px;
      border-radius:var(--radius-lg);
      background:linear-gradient(135deg,#fffdf8,#f7ead8);
      color:var(--ink);
      box-shadow:var(--shadow);
      border:1px solid rgba(229,217,202,.9);
    }
    .footer-cta h2{
      margin:0 0 8px;
      font-size:28px;
      line-height:1.2;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .footer-cta p{margin:0;color:var(--muted)}
    .footer-main{
      display:grid;
      grid-template-columns:1.35fr .7fr .7fr;
      gap:38px;
      padding:20px 0 34px;
    }
    .footer-logo{
      display:flex;
      align-items:center;
      gap:12px;
      font-size:18px;
      font-weight:900;
      margin-bottom:14px;
    }
    .footer-about p{
      margin:0;
      max-width:520px;
      color:#cbbfb5;
      line-height:1.78;
    }
    .footer-group h3{
      margin:0 0 14px;
      color:#fff7ec;
      font-size:16px;
      font-weight:900;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#cbbfb5;
      font-weight:650;
    }
    .footer-links a:hover{
      color:#f4c47f;
      transform:translateX(3px);
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      padding-top:24px;
      border-top:1px solid rgba(255,255,255,.10);
      color:#b8aca1;
      font-size:14px;
    }

    @media (max-width:1100px){
      .nav{gap:14px}
      .nav-links{gap:2px}
      .nav-link{padding:8px 10px}
      .nav-action .btn{display:none}
      .article-layout{grid-template-columns:1fr}
      .side-stack{position:static;grid-template-columns:1fr 1fr}
      .contact-card,.info-band{grid-template-columns:1fr}
    }
    @media (max-width:900px){
      .section{padding:68px 0}
      .section-head{display:block}
      .section-desc{margin-top:12px}
      .related-grid{grid-template-columns:1fr}
      .faq-grid{grid-template-columns:1fr}
      .footer-main{grid-template-columns:1fr 1fr}
      .footer-about{grid-column:1/-1}
    }
    @media (max-width:767px){
      .container{width:min(calc(100% - 28px),var(--container))}
      .site-header{background:rgba(251,247,240,.96)}
      .nav{min-height:68px}
      .logo-text{font-size:16px;max-width:176px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .logo-mark{width:38px;height:38px;border-radius:14px}
      .menu-toggle{display:flex}
      .nav-links{
        position:absolute;
        left:14px;
        right:14px;
        top:76px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:12px;
        border-radius:22px;
        background:rgba(255,253,248,.98);
        box-shadow:0 20px 56px rgba(61,42,32,.16);
      }
      .mobile-open .nav-links{display:flex}
      .nav-link{
        justify-content:center;
        min-height:46px;
        font-size:15px;
      }
      .article-hero{padding:32px 0 30px}
      .breadcrumb .current{max-width:230px}
      .article-summary{font-size:16px}
      .article-actions .btn{width:100%}
      .article-shell{padding-top:38px}
      .reading-toolbar{
        flex-direction:column;
        align-items:flex-start;
        padding:16px 18px;
        gap:4px;
      }
      .article-content{
        padding:28px 20px 30px;
        font-size:16px;
        line-height:1.82;
      }
      .article-content h1{font-size:28px}
      .article-content h2{font-size:24px}
      .article-content h3{font-size:20px}
      .article-content table{display:block;overflow-x:auto;white-space:nowrap}
      .article-footer-note{padding:20px}
      .pager{grid-template-columns:1fr}
      .side-stack{grid-template-columns:1fr}
      .related-card{padding:20px}
      .mini-item{grid-template-columns:78px 1fr}
      .mini-item img{width:78px;height:78px}
      .form-row{grid-template-columns:1fr}
      .contact-card{padding:18px}
      .contact-form{padding:18px}
      .footer-cta{
        flex-direction:column;
        align-items:flex-start;
        padding:22px;
      }
      .footer-cta .btn{width:100%}
      .footer-main{grid-template-columns:1fr;gap:28px}
      .footer-bottom{flex-direction:column}
    }
    @media (max-width:520px){
      .section{padding:54px 0}
      .section-tight{padding:46px 0}
      h1.article-title{font-size:31px}
      .article-kicker{align-items:flex-start}
      .info-band{padding:18px}
      .footer-cta h2{font-size:24px}
      .btn{width:100%}
    }

/* 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}