/* roulang page: index */
:root{
      --bg:#141112;
      --bg-2:#171214;
      --panel:#21191c;
      --panel-2:#261b22;
      --panel-3:#30202a;
      --brand:#8f2638;
      --brand-2:#6f1e2d;
      --amber:#d9a45b;
      --amber-2:#f0c47b;
      --text:#f4efe9;
      --muted:#b9aea6;
      --soft:#8f8580;
      --line:rgba(217,164,91,.18);
      --line-2:rgba(255,255,255,.08);
      --shadow:0 24px 70px rgba(0,0,0,.38);
      --shadow-soft:0 16px 40px rgba(0,0,0,.26);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1200px;
      --ease:all .22s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%,rgba(143,38,56,.28),transparent 34%),
        radial-gradient(circle at 86% 16%,rgba(58,36,53,.45),transparent 30%),
        linear-gradient(180deg,var(--bg),#100d0e 78%);
      line-height:1.75;
      min-height:100vh;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{outline:3px solid rgba(217,164,91,.75);outline-offset:3px}
    .container{width:min(100% - 48px,var(--container));margin-inline:auto}
    .section{padding:92px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--amber);font-size:14px;font-weight:700;letter-spacing:.02em;margin-bottom:8px}
    .section-kicker:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 5px rgba(217,164,91,.12)}
    h1,h2,h3{line-height:1.18;color:var(--text);letter-spacing:-.02em}
    h1{font-size:clamp(34px,5vw,58px);font-weight:800}
    h2{font-size:clamp(26px,3.6vw,38px);font-weight:780}
    h3{font-size:22px;font-weight:760}
    p{color:var(--muted)}
    .muted{color:var(--muted)}
    .top-notice{
      min-height:42px;
      background:#0f0d0e;
      border-bottom:1px solid var(--line-2);
      display:flex;
      align-items:center;
      color:#d8cec6;
      font-size:14px;
    }
    .notice-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
    .notice-text{display:flex;align-items:center;gap:10px}
    .shield{width:20px;height:20px;border-radius:50%;display:inline-grid;place-items:center;background:rgba(217,164,91,.12);color:var(--amber);font-size:12px;flex:0 0 auto}
    .notice-btn{
      border:1px solid rgba(217,164,91,.32);
      background:rgba(217,164,91,.08);
      color:var(--amber);
      border-radius:999px;
      padding:5px 12px;
      font-size:13px;
      white-space:nowrap;
    }
    .notice-btn:hover{background:rgba(217,164,91,.16)}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(20,17,18,.92);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--line-2);
      box-shadow:0 10px 30px rgba(0,0,0,.18);
    }
    .nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:22px}
    .logo{display:flex;align-items:center;gap:12px;min-width:0}
    .logo-mark{
      width:42px;height:42px;border-radius:14px;
      background:linear-gradient(135deg,var(--brand),#3a2435 62%,#1b1215);
      border:1px solid rgba(217,164,91,.35);
      display:grid;place-items:center;
      color:var(--amber);font-weight:900;font-size:14px;
      box-shadow:0 12px 30px rgba(143,38,56,.28);
    }
    .logo-text{display:flex;flex-direction:column;line-height:1.15}
    .logo-title{font-weight:800;font-size:16px;white-space:nowrap}
    .logo-sub{font-size:12px;color:var(--soft);margin-top:3px}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{
      padding:10px 14px;border-radius:999px;color:#d9d0c9;font-size:15px;
    }
    .nav-links a:hover,.nav-links a.active{background:rgba(143,38,56,.28);color:var(--text)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .menu-toggle{display:none;width:44px;height:44px;border-radius:14px;background:var(--panel);border:1px solid var(--line-2);color:var(--text)}
    .menu-toggle span{display:block;width:18px;height:2px;background:var(--text);margin:4px auto;border-radius:2px;transition:var(--ease)}
    .menu-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
    .menu-toggle.is-open span:nth-child(2){opacity:0}
    .menu-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:44px;padding:12px 19px;border-radius:999px;
      font-weight:750;font-size:15px;transition:var(--ease);
    }
    .btn-primary{background:linear-gradient(135deg,var(--amber),var(--amber-2));color:#21140d;box-shadow:0 12px 34px rgba(217,164,91,.24)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 44px rgba(217,164,91,.32)}
    .btn-secondary{border:1px solid rgba(217,164,91,.36);background:rgba(33,25,28,.72);color:var(--text)}
    .btn-secondary:hover{background:rgba(143,38,56,.28);border-color:rgba(217,164,91,.55);transform:translateY(-2px)}
    .hero{
      position:relative;
      min-height:720px;
      display:flex;
      align-items:center;
      overflow:hidden;
      background-image:
        linear-gradient(90deg,rgba(20,17,18,.95) 0%,rgba(20,17,18,.76) 48%,rgba(20,17,18,.92) 100%),
        url("/assets/images/backpic/back-1.jpg");
      background-size:cover;
      background-position:center;
      border-bottom:1px solid var(--line-2);
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1px);
      background-size:18px 18px;opacity:.09;pointer-events:none;
    }
    .hero-grid{position:relative;display:grid;grid-template-columns:1.03fr .97fr;gap:54px;align-items:center;padding:78px 0 42px}
    .eyebrow-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
    .badge{
      display:inline-flex;align-items:center;gap:7px;border-radius:999px;
      padding:7px 11px;font-size:13px;font-weight:750;border:1px solid var(--line);
      background:rgba(33,25,28,.72);color:#eaded3;
    }
    .badge-18{background:rgba(143,38,56,.28);border-color:rgba(217,164,91,.32);color:var(--amber)}
    .hero-title strong{color:var(--amber)}
    .hero-lead{font-size:18px;line-height:1.9;max-width:680px;margin-top:22px;color:#d5cbc3}
    .hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
    .hero-note{margin-top:20px;color:#9f948d;font-size:14px}
    .showcase{position:relative;min-height:500px}
    .cover-stack{
      position:absolute;right:0;top:10px;width:76%;border-radius:var(--radius-xl);overflow:hidden;
      border:1px solid rgba(217,164,91,.22);box-shadow:var(--shadow);background:var(--panel);
    }
    .cover-stack img{width:100%;height:355px;object-fit:cover;filter:saturate(.9) contrast(.95)}
    .cover-stack:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.1),rgba(0,0,0,.72))}
    .cover-caption{position:absolute;left:22px;right:22px;bottom:20px;z-index:2}
    .cover-caption h3{margin:10px 0 8px}
    .mini-panel{
      position:absolute;left:0;bottom:36px;width:58%;padding:22px;border-radius:var(--radius-lg);
      background:linear-gradient(145deg,rgba(38,27,34,.96),rgba(24,17,20,.96));
      border:1px solid rgba(217,164,91,.2);
      box-shadow:var(--shadow-soft);
    }
    .mini-panel ul{list-style:none;margin-top:14px;display:grid;gap:10px}
    .mini-panel li{display:flex;align-items:center;justify-content:space-between;gap:12px;color:#d8cfc8;font-size:14px;padding-bottom:10px;border-bottom:1px solid var(--line-2)}
    .mini-panel li:last-child{border-bottom:0;padding-bottom:0}
    .status-dot{width:9px;height:9px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 5px rgba(217,164,91,.12)}
    .capability{position:relative;margin-top:-42px;z-index:3}
    .capability-grid{
      display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
      background:var(--line-2);border:1px solid var(--line-2);border-radius:24px;overflow:hidden;box-shadow:var(--shadow-soft);
    }
    .cap-item{background:rgba(33,25,28,.94);padding:22px}
    .cap-item b{display:block;font-size:20px;color:var(--amber);margin-bottom:4px}
    .cap-item span{color:var(--muted);font-size:14px}
    .tag-scroll{display:flex;gap:10px;overflow:auto;padding-bottom:12px;margin-bottom:22px;scrollbar-width:thin}
    .tag-chip{flex:0 0 auto;border:1px solid var(--line);border-radius:999px;padding:9px 14px;background:rgba(33,25,28,.74);color:#d8cfc8;font-size:14px}
    .entry-mosaic{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
    .entry-card{
      position:relative;min-height:210px;padding:26px;border-radius:var(--radius-lg);
      background:linear-gradient(145deg,var(--panel),#1a1316);
      border:1px solid var(--line-2);overflow:hidden;transition:var(--ease);
    }
    .entry-card:hover{transform:translateY(-4px);border-color:rgba(217,164,91,.45);box-shadow:var(--shadow-soft)}
    .entry-card.large{min-height:300px;background-image:linear-gradient(120deg,rgba(33,25,28,.92),rgba(20,17,18,.56)),url("/assets/images/coverpic/cover-2.webp");background-size:cover;background-position:center}
    .entry-card h3{margin:12px 0 10px}
    .icon-box{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:rgba(217,164,91,.12);color:var(--amber);font-size:20px}
    .entry-link{display:inline-flex;align-items:center;gap:8px;margin-top:18px;color:var(--amber);font-weight:760}
    .entry-link:hover{text-decoration:underline;gap:12px}
    .entry-side{display:grid;gap:22px}
    .latest-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:24px;align-items:stretch}
    .post-card{
      background:linear-gradient(145deg,rgba(33,25,28,.98),rgba(23,18,20,.98));
      border:1px solid var(--line-2);border-radius:var(--radius-lg);overflow:hidden;transition:var(--ease);
    }
    .post-card:hover{transform:translateY(-3px);border-color:rgba(217,164,91,.38);box-shadow:var(--shadow-soft)}
    .post-media{position:relative;height:238px;overflow:hidden}
    .post-media img{width:100%;height:100%;object-fit:cover;filter:saturate(.86)}
    .post-media:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.65))}
    .post-body{padding:22px}
    .meta{display:flex;flex-wrap:wrap;gap:9px;align-items:center;color:var(--soft);font-size:13px;margin-bottom:12px}
    .pill{display:inline-flex;align-items:center;border-radius:999px;padding:5px 9px;background:rgba(58,36,53,.72);border:1px solid var(--line-2);color:#d8cec6;font-size:12px}
    .post-card h3 a:hover,.list-item h3 a:hover{color:var(--amber)}
    .post-summary{margin-top:10px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
    .read-more{display:inline-flex;margin-top:18px;color:var(--amber);font-weight:760}
    .read-more:hover{text-decoration:underline}
    .compact-list{display:grid;gap:14px}
    .list-item{padding:18px;border-radius:18px;background:rgba(33,25,28,.78);border:1px solid var(--line-2);transition:var(--ease)}
    .list-item:hover{transform:translateX(4px);border-color:rgba(217,164,91,.35)}
    .list-item h3{font-size:18px;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .list-item p{font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .empty-state{
      grid-column:1/-1;min-height:220px;border:1px dashed rgba(217,164,91,.32);
      border-radius:var(--radius-lg);display:grid;place-items:center;text-align:center;background:rgba(33,25,28,.54);padding:32px;
    }
    .empty-state .empty-icon{font-size:34px;margin-bottom:10px;color:var(--amber)}
    .timeline-section{background:linear-gradient(180deg,rgba(38,27,34,.32),rgba(20,17,18,0))}
    .service-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:42px;align-items:start}
    .service-panel{padding:30px;border-radius:var(--radius-xl);background:linear-gradient(145deg,var(--panel),#191315);border:1px solid var(--line-2)}
    .service-panel img{border-radius:20px;height:240px;width:100%;object-fit:cover;margin-top:22px;opacity:.82}
    .timeline{position:relative;display:grid;gap:18px}
    .step{position:relative;padding:22px 22px 22px 72px;border-radius:20px;background:rgba(33,25,28,.76);border:1px solid var(--line-2)}
    .step:before{content:attr(data-step);position:absolute;left:22px;top:22px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:rgba(217,164,91,.14);border:1px solid rgba(217,164,91,.32);color:var(--amber);font-weight:800}
    .step h3{font-size:19px;margin-bottom:6px}
    .trust-band{padding:34px;border-radius:var(--radius-xl);background:linear-gradient(135deg,rgba(143,38,56,.22),rgba(38,27,34,.92));border:1px solid rgba(217,164,91,.18);display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .trust-card{padding:18px;border-radius:18px;background:rgba(20,17,18,.44);border:1px solid var(--line-2)}
    .trust-card strong{display:block;color:var(--text);margin:8px 0 5px}
    .faq-list{display:grid;gap:14px;max-width:920px;margin-inline:auto}
    .faq-item{border:1px solid var(--line-2);border-radius:18px;background:rgba(33,25,28,.78);overflow:hidden;transition:var(--ease)}
    .faq-item.active{border-color:rgba(217,164,91,.48);background:rgba(38,27,34,.88)}
    .faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:20px 22px;background:transparent;color:var(--text);text-align:left;font-weight:760}
    .faq-arrow{transition:var(--ease);color:var(--amber)}
    .faq-item.active .faq-arrow{transform:rotate(180deg)}
    .faq-a{display:none;padding:0 22px 22px;border-left:3px solid var(--amber);margin-left:22px}
    .faq-item.active .faq-a{display:block}
    .cta{
      position:relative;overflow:hidden;border-radius:32px;padding:44px;
      background-image:linear-gradient(105deg,rgba(111,30,45,.94),rgba(35,23,29,.88)),url("/assets/images/backpic/back-2.webp");
      background-size:cover;background-position:center;border:1px solid rgba(217,164,91,.22);box-shadow:var(--shadow-soft);
      display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;
    }
    .cta p{max-width:720px;margin-top:10px;color:#dfd2c8}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .site-footer{background:#0d0b0c;border-top:1px solid var(--line-2);padding:56px 0 26px}
    .footer-grid{display:grid;grid-template-columns:1.35fr .75fr .9fr .9fr;gap:32px}
    .footer-title{font-weight:800;margin-bottom:12px}
    .footer-links{list-style:none;display:grid;gap:9px}
    .footer-links a{color:var(--muted);font-size:14px}
    .footer-links a:hover{color:var(--amber);text-decoration:underline}
    .footer-note{font-size:14px;color:var(--muted);margin-top:12px}
    .copyright{margin-top:34px;padding-top:22px;border-top:1px solid var(--line-2);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#8f8580;font-size:13px}
    @media (max-width:1024px){
      .hero-grid,.latest-wrap,.service-grid,.entry-mosaic{grid-template-columns:1fr}
      .showcase{min-height:430px}
      .cover-stack{width:78%;right:0}
      .mini-panel{width:62%}
      .capability-grid,.trust-band{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:860px){
      .container{width:min(100% - 36px,var(--container))}
      .nav-links{
        position:absolute;left:18px;right:18px;top:78px;display:none;flex-direction:column;align-items:stretch;
        background:#171214;border:1px solid var(--line-2);border-radius:20px;padding:12px;box-shadow:var(--shadow);
      }
      .nav-links.is-open{display:flex}
      .nav-links a{padding:14px 16px;border-radius:14px}
      .menu-toggle{display:block}
      .nav-actions .btn{display:none}
      .hero{min-height:auto}
      .hero-grid{padding:58px 0 52px}
      .section{padding:64px 0}
      .section-head{display:block}
      .section-head p{margin-top:10px}
      .cta{grid-template-columns:1fr;padding:30px}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width:620px){
      .container{width:min(100% - 28px,var(--container))}
      .notice-inner{align-items:flex-start;padding:8px 0}
      .notice-text{align-items:flex-start}
      .logo-title{font-size:14px;white-space:normal}
      .logo-sub{display:none}
      .hero-cta .btn,.cta-actions .btn{width:100%}
      .showcase{min-height:auto;display:grid;gap:16px}
      .cover-stack,.mini-panel{position:relative;width:100%;left:auto;right:auto;top:auto;bottom:auto}
      .cover-stack img{height:260px}
      .capability{margin-top:0}
      .capability-grid,.trust-band,.footer-grid{grid-template-columns:1fr}
      .entry-card.large{min-height:240px}
      .post-media{height:210px}
      .copyright{display:block}
    }

/* roulang page: article */
:root{
      --bg:#141112;
      --bg-2:#171214;
      --panel:#21191c;
      --panel-2:#261b22;
      --panel-3:#30202a;
      --brand:#8f2638;
      --brand-2:#6f1e2d;
      --amber:#d9a45b;
      --amber-2:#f0c47b;
      --text:#f4efe9;
      --muted:#b9aea6;
      --soft:#8f8580;
      --line:rgba(217,164,91,.18);
      --line-2:rgba(255,255,255,.08);
      --shadow:0 24px 70px rgba(0,0,0,.38);
      --shadow-soft:0 16px 40px rgba(0,0,0,.26);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1200px;
      --ease:all .22s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%,rgba(143,38,56,.26),transparent 34%),
        radial-gradient(circle at 86% 16%,rgba(58,36,53,.44),transparent 30%),
        linear-gradient(180deg,var(--bg),#100d0e 78%);
      line-height:1.75;
      min-height:100vh;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--amber)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{outline:3px solid rgba(217,164,91,.48);outline-offset:3px;border-radius:12px}
    .container{width:min(100% - 48px,var(--container));margin-inline:auto}
    .section{padding:82px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--amber);font-size:14px;font-weight:800;letter-spacing:.02em;margin-bottom:8px}
    .section-kicker:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 5px rgba(217,164,91,.12)}
    .muted{color:var(--muted)}
    .top-notice{
      min-height:40px;
      display:flex;
      align-items:center;
      background:#100d0e;
      border-bottom:1px solid var(--line-2);
      color:#d8cec6;
      font-size:13px;
    }
    .notice-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:8px 0}
    .notice-copy{display:flex;align-items:center;gap:9px}
    .notice-dot{width:9px;height:9px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 6px rgba(217,164,91,.12);flex:0 0 auto}
    .notice-btn{
      border:1px solid rgba(217,164,91,.32);
      background:rgba(217,164,91,.08);
      color:var(--amber);
      border-radius:999px;
      padding:5px 12px;
      font-size:13px;
      white-space:nowrap;
    }
    .notice-btn:hover{background:rgba(217,164,91,.16);color:var(--amber-2)}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(20,17,18,.92);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--line-2);
      box-shadow:0 10px 30px rgba(0,0,0,.18);
    }
    .nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:22px}
    .logo{display:flex;align-items:center;gap:12px;min-width:0}
    .logo-mark{
      width:42px;height:42px;border-radius:14px;
      background:linear-gradient(135deg,var(--brand),#3a2435 62%,#1b1215);
      border:1px solid rgba(217,164,91,.35);
      display:grid;place-items:center;
      color:var(--amber);font-weight:900;font-size:14px;
      box-shadow:0 12px 30px rgba(143,38,56,.28);
      flex:0 0 auto;
    }
    .logo-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
    .logo-title{font-weight:800;font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .logo-sub{font-size:12px;color:var(--soft);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{padding:10px 14px;border-radius:999px;color:#d9d0c9;font-size:15px}
    .nav-links a:hover,.nav-links a.active{background:rgba(143,38,56,.28);color:var(--text)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .menu-toggle{display:none;width:44px;height:44px;border-radius:14px;background:var(--panel);border:1px solid var(--line-2);color:var(--text)}
    .menu-toggle span{display:block;width:18px;height:2px;background:var(--text);margin:4px auto;border-radius:2px;transition:var(--ease)}
    .menu-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
    .menu-toggle.is-open span:nth-child(2){opacity:0}
    .menu-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:44px;padding:12px 19px;border-radius:999px;
      font-weight:750;font-size:15px;transition:var(--ease);
      border:0;
    }
    .btn-primary{background:linear-gradient(135deg,var(--amber),var(--amber-2));color:#21140d;box-shadow:0 12px 34px rgba(217,164,91,.24)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 44px rgba(217,164,91,.32);color:#21140d}
    .btn-secondary{border:1px solid rgba(217,164,91,.36);background:rgba(33,25,28,.72);color:var(--text)}
    .btn-secondary:hover{background:rgba(143,38,56,.28);border-color:rgba(217,164,91,.55);transform:translateY(-2px);color:var(--text)}
    .badge{
      display:inline-flex;align-items:center;gap:7px;border-radius:999px;
      padding:7px 11px;font-size:13px;font-weight:750;border:1px solid var(--line);
      background:rgba(33,25,28,.72);color:#eaded3;
    }
    .badge-18{background:rgba(143,38,56,.28);border-color:rgba(217,164,91,.32);color:var(--amber)}
    .article-hero{
      position:relative;
      padding:58px 0 44px;
      overflow:hidden;
      background-image:
        linear-gradient(90deg,rgba(20,17,18,.96),rgba(20,17,18,.82),rgba(20,17,18,.94)),
        url("/assets/images/backpic/back-2.webp");
      background-size:cover;
      background-position:center;
      border-bottom:1px solid var(--line-2);
    }
    .article-hero:before{
      content:"";position:absolute;inset:0;
      background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1px);
      background-size:18px 18px;opacity:.08;pointer-events:none;
    }
    .article-hero .container{position:relative}
    .breadcrumb{
      display:flex;flex-wrap:wrap;align-items:center;gap:9px;
      margin:0 0 22px;
      color:var(--soft);
      font-size:14px;
    }
    .breadcrumb a{color:#ded2c8}
    .breadcrumb a:hover{color:var(--amber);text-decoration:underline}
    .breadcrumb .sep{color:#756a65}
    .article-title{
      max-width:940px;
      font-size:clamp(32px,5vw,56px);
      line-height:1.16;
      letter-spacing:-.02em;
      font-weight:850;
      margin:0 0 22px;
    }
    .article-summary{
      max-width:850px;
      color:#d5cbc3;
      font-size:17px;
      line-height:1.9;
      margin:0 0 24px;
    }
    .article-meta{
      display:flex;flex-wrap:wrap;align-items:center;gap:10px;
      color:var(--muted);
      font-size:14px;
    }
    .meta-pill{
      display:inline-flex;align-items:center;gap:7px;
      padding:8px 12px;border-radius:999px;
      background:rgba(33,25,28,.78);
      border:1px solid var(--line-2);
    }
    .main-wrap{
      display:grid;
      grid-template-columns:minmax(0, 820px) 320px;
      gap:34px;
      align-items:start;
      padding:56px 0 0;
    }
    .article-card{
      background:linear-gradient(180deg,rgba(33,25,28,.96),rgba(26,20,22,.92));
      border:1px solid var(--line-2);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .cover-frame{
      position:relative;
      aspect-ratio:21/9;
      overflow:hidden;
      background:#22191c;
      border-bottom:1px solid var(--line-2);
    }
    .cover-frame img{width:100%;height:100%;object-fit:cover;filter:saturate(.86) contrast(.94)}
    .cover-frame:after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,rgba(20,17,18,.12),rgba(20,17,18,.58));
      pointer-events:none;
    }
    .cover-label{
      position:absolute;left:18px;bottom:18px;z-index:2;
      display:flex;flex-wrap:wrap;gap:8px;
    }
    .article-body{
      padding:42px 46px 48px;
      color:#e9ded5;
      font-size:17px;
      line-height:1.9;
    }
    .article-body h2{
      margin:42px 0 16px;
      font-size:30px;
      line-height:1.32;
      color:var(--text);
      font-weight:820;
    }
    .article-body h3{
      margin:32px 0 12px;
      font-size:23px;
      color:#f0e6dc;
      font-weight:780;
    }
    .article-body p{margin:0 0 20px}
    .article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 24px}
    .article-body li{margin:8px 0}
    .article-body blockquote{
      margin:28px 0;
      padding:20px 22px;
      border-left:4px solid var(--amber);
      background:rgba(217,164,91,.08);
      border-radius:0 var(--radius-md) var(--radius-md) 0;
      color:#e6d5c8;
    }
    .article-body a{color:var(--amber);text-decoration:underline;text-decoration-color:rgba(217,164,91,.38);text-underline-offset:4px}
    .article-body a:hover{color:var(--amber-2);text-decoration-color:var(--amber-2)}
    .article-body img{
      border-radius:18px;
      border:1px solid var(--line-2);
      margin:28px auto;
      box-shadow:0 16px 42px rgba(0,0,0,.28);
    }
    .article-body hr{border:0;border-top:1px solid var(--line-2);margin:36px 0}
    .not-found{
      text-align:center;
      padding:50px 22px;
      border:1px dashed rgba(217,164,91,.28);
      border-radius:var(--radius-lg);
      background:rgba(217,164,91,.05);
    }
    .not-found h2{margin:0 0 10px;font-size:28px}
    .not-found p{color:var(--muted);margin-bottom:22px}
    .sidebar{
      position:sticky;
      top:104px;
      display:flex;
      flex-direction:column;
      gap:18px;
    }
    .side-card{
      background:linear-gradient(180deg,rgba(38,27,34,.96),rgba(33,25,28,.96));
      border:1px solid rgba(217,164,91,.14);
      border-radius:var(--radius-lg);
      padding:22px;
      box-shadow:var(--shadow-soft);
    }
    .side-title{
      display:flex;align-items:center;gap:9px;
      font-weight:820;
      font-size:17px;
      margin-bottom:14px;
    }
    .side-title:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--amber)}
    .toc-list{display:flex;flex-direction:column;gap:10px;margin:0;padding:0;list-style:none}
    .toc-list a{
      display:flex;align-items:center;gap:8px;
      color:#d8cec6;
      padding:9px 10px;
      border-radius:12px;
      background:rgba(255,255,255,.03);
      border:1px solid transparent;
      font-size:14px;
    }
    .toc-list a:hover{border-color:rgba(217,164,91,.25);background:rgba(143,38,56,.16);color:var(--amber)}
    .safe-list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:12px;color:var(--muted);font-size:14px}
    .safe-list li{display:flex;gap:9px}
    .safe-list li:before{content:"✓";color:var(--amber);font-weight:900;flex:0 0 auto}
    .related-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .related-card{
      display:flex;
      flex-direction:column;
      min-height:100%;
      background:linear-gradient(180deg,rgba(36,26,32,.96),rgba(28,21,24,.96));
      border:1px solid var(--line-2);
      border-radius:var(--radius-lg);
      overflow:hidden;
      box-shadow:var(--shadow-soft);
      transition:var(--ease);
    }
    .related-card:hover{transform:translateY(-4px);border-color:rgba(217,164,91,.34);box-shadow:var(--shadow)}
    .related-img{aspect-ratio:16/9;position:relative;overflow:hidden}
    .related-img img{width:100%;height:100%;object-fit:cover;filter:saturate(.86) contrast(.94)}
    .related-img:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(20,17,18,.55))}
    .related-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
    .related-body h3{font-size:19px;line-height:1.45;margin:0;font-weight:820}
    .related-body p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
    .related-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;color:var(--soft);font-size:13px}
    .text-link{color:var(--amber);font-weight:780}
    .text-link:hover{color:var(--amber-2);text-decoration:underline;text-underline-offset:4px}
    .safe-panel{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-xl);
      border:1px solid rgba(217,164,91,.18);
      background:
        linear-gradient(135deg,rgba(143,38,56,.22),rgba(33,25,28,.96) 48%,rgba(58,36,53,.34)),
        url("/assets/images/backpic/back-3.jpg");
      background-size:cover;
      background-position:center;
      box-shadow:var(--shadow);
      padding:34px;
    }
    .safe-panel:before{content:"";position:absolute;inset:0;background:rgba(20,17,18,.72);pointer-events:none}
    .safe-panel>*{position:relative}
    .safe-panel h2{font-size:32px;line-height:1.3;margin:0 0 12px}
    .safe-panel p{max-width:840px;color:#d8cec6;margin:0 0 22px}
    .safe-mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:22px}
    .safe-mini{
      background:rgba(33,25,28,.78);
      border:1px solid var(--line-2);
      border-radius:18px;
      padding:18px;
    }
    .safe-mini b{display:block;color:var(--amber);margin-bottom:5px}
    .safe-mini span{color:var(--muted);font-size:14px}
    .faq-list{display:grid;gap:14px}
    .faq-item{
      border:1px solid var(--line-2);
      border-radius:18px;
      background:rgba(33,25,28,.78);
      overflow:hidden;
      transition:var(--ease);
    }
    .faq-item.is-open{border-color:rgba(217,164,91,.35);background:rgba(38,27,34,.9)}
    .faq-q{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:20px 22px;
      background:transparent;
      color:var(--text);
      text-align:left;
      font-weight:800;
    }
    .faq-q .arrow{width:22px;height:22px;border-radius:999px;display:grid;place-items:center;color:var(--amber);transition:var(--ease);flex:0 0 auto}
    .faq-item.is-open .arrow{transform:rotate(45deg);background:rgba(217,164,91,.12)}
    .faq-a{display:none;padding:0 22px 22px;color:var(--muted)}
    .faq-item.is-open .faq-a{display:block}
    .cta-box{
      display:grid;
      grid-template-columns:1fr auto;
      gap:26px;
      align-items:center;
      padding:34px;
      border-radius:var(--radius-xl);
      border:1px solid rgba(217,164,91,.18);
      background:
        radial-gradient(circle at 86% 18%,rgba(217,164,91,.15),transparent 30%),
        linear-gradient(135deg,rgba(143,38,56,.38),rgba(33,25,28,.98) 58%);
      box-shadow:var(--shadow-soft);
    }
    .cta-box h2{font-size:32px;margin:0 0 10px;line-height:1.28}
    .cta-box p{margin:0;color:#d5cbc3;max-width:720px}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .site-footer{
      margin-top:88px;
      padding:58px 0 26px;
      background:#0f0c0d;
      border-top:1px solid rgba(217,164,91,.16);
    }
    .footer-grid{display:grid;grid-template-columns:1.45fr .7fr .7fr 1fr;gap:34px}
    .footer-note{color:var(--muted);font-size:14px;line-height:1.75;margin:14px 0 0}
    .footer-title{font-weight:820;margin-bottom:14px;color:#efe7df}
    .footer-links{list-style:none;margin:0;padding:0;display:grid;gap:10px}
    .footer-links a{color:var(--muted);font-size:14px}
    .footer-links a:hover{color:var(--amber);padding-left:4px}
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      margin-top:42px;
      padding-top:22px;
      border-top:1px solid var(--line-2);
      color:#8f8580;
      font-size:13px;
    }

    @media (max-width: 1100px){
      .main-wrap{grid-template-columns:1fr}
      .sidebar{position:static;display:grid;grid-template-columns:repeat(2,1fr)}
      .safe-mini-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1.2fr 1fr 1fr}
    }
    @media (max-width: 900px){
      .container{width:min(100% - 40px,var(--container))}
      .menu-toggle{display:block}
      .nav-links{
        position:absolute;
        left:20px;right:20px;top:76px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        gap:6px;
        padding:14px;
        border-radius:0 0 22px 22px;
        background:rgba(20,17,18,.98);
        border:1px solid var(--line-2);
        box-shadow:var(--shadow-soft);
      }
      .nav-links.is-open{display:flex}
      .nav-links a{padding:13px 14px;border-radius:14px}
      .nav-actions .btn{display:none}
      .article-body{padding:34px 30px 38px}
      .related-grid{grid-template-columns:1fr}
      .cta-box{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 680px){
      .container{width:min(100% - 32px,var(--container))}
      .section{padding:58px 0}
      .section-head{display:block}
      .top-notice{font-size:12px}
      .notice-inner{align-items:flex-start}
      .notice-btn{display:none}
      .logo-title{font-size:14px;max-width:190px}
      .logo-sub{max-width:190px}
      .article-hero{padding:42px 0 34px}
      .article-title{font-size:32px}
      .article-summary{font-size:15px}
      .main-wrap{padding-top:34px}
      .cover-frame{aspect-ratio:16/10}
      .article-body{padding:28px 20px 32px;font-size:16px;line-height:1.86}
      .article-body h2{font-size:24px}
      .article-body h3{font-size:20px}
      .sidebar{grid-template-columns:1fr}
      .safe-panel{padding:24px}
      .safe-panel h2,.cta-box h2{font-size:25px}
      .safe-mini-grid{grid-template-columns:1fr}
      .cta-box{padding:24px}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }
    @media (max-width: 430px){
      .container{width:min(100% - 28px,var(--container))}
      .logo-mark{width:38px;height:38px;border-radius:12px}
      .logo-title{max-width:160px}
      .logo-sub{display:none}
      .article-meta{gap:8px}
      .meta-pill{padding:7px 10px}
      .breadcrumb{font-size:13px}
      .cover-label{left:12px;bottom:12px}
      .badge{font-size:12px;padding:6px 9px}
    }

/* 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}