/* roulang page: index */
:root{
      --bg:#08070a;
      --bg-2:#121017;
      --panel:#18131c;
      --panel-2:rgba(28,21,32,.82);
      --text:#fff7f4;
      --muted:#b9aeb8;
      --soft:#7f7380;
      --line:rgba(255,255,255,.12);
      --line-strong:rgba(255,255,255,.22);
      --red:#ff315f;
      --red-2:#b80f38;
      --gold:#f2c173;
      --cream:#ffe1c8;
      --green:#72e6a5;
      --shadow:0 24px 70px rgba(0,0,0,.45);
      --shadow-soft:0 14px 40px rgba(0,0,0,.28);
      --radius-lg:28px;
      --radius:18px;
      --radius-sm:12px;
      --container:1180px;
      --ease:.25s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 0%, rgba(255,49,95,.22), transparent 34%),
        radial-gradient(circle at 90% 16%, rgba(242,193,115,.13), transparent 32%),
        linear-gradient(180deg,#08070a 0%,#100c12 48%,#070609 100%);
      line-height:1.7;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.18;
      background-image:
        linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
      background-size:34px 34px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.8),transparent 78%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      backdrop-filter:blur(18px);
      background:rgba(8,7,10,.78);
      border-bottom:1px solid var(--line);
    }
    .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;
      font-weight:900;
      letter-spacing:-.04em;
    }
    .logo-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--red),#7c0927 70%);
      box-shadow:0 12px 28px rgba(255,49,95,.25), inset 0 1px 0 rgba(255,255,255,.35);
    }
    .logo-text{font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:360px}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      transition:var(--ease);
      font-size:14px;
      border:1px solid transparent;
    }
    .nav-links a:hover,.nav-links a.active{
      color:var(--text);
      background:rgba(255,255,255,.06);
      border-color:var(--line);
    }
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:44px;
      padding:12px 18px;
      border-radius:999px;
      font-weight:800;
      color:var(--text);
      transition:transform var(--ease), box-shadow var(--ease), border-color var(--ease), background var(--ease);
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--red),var(--red-2));
      box-shadow:0 16px 38px rgba(255,49,95,.28);
    }
    .btn-secondary{
      background:rgba(255,255,255,.06);
      border-color:var(--line-strong);
      color:var(--cream);
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0) scale(.98)}
    .btn:focus-visible,.nav-links a:focus-visible,.mobile-toggle:focus-visible,summary:focus-visible{
      outline:3px solid rgba(242,193,115,.45);
      outline-offset:3px;
    }
    .mobile-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      color:var(--text);
      background:rgba(255,255,255,.08);
      border:1px solid var(--line);
    }
    .hero{
      position:relative;
      padding:74px 0 48px;
      isolation:isolate;
    }
    .hero-bg{
      position:absolute;
      inset:0;
      z-index:-2;
      background:
        linear-gradient(90deg,rgba(8,7,10,.94),rgba(8,7,10,.72),rgba(8,7,10,.92)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      opacity:.92;
    }
    .hero:after{
      content:"";
      position:absolute;
      inset:auto 0 -1px;
      height:180px;
      z-index:-1;
      background:linear-gradient(to bottom,transparent,var(--bg));
    }
    .hero-shell{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:38px;
      align-items:end;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      color:var(--cream);
      background:rgba(255,49,95,.12);
      border:1px solid rgba(255,49,95,.35);
      font-size:13px;
      font-weight:800;
      margin-bottom:18px;
    }
    h1{
      font-size:clamp(38px,6vw,76px);
      line-height:.98;
      letter-spacing:-.07em;
      max-width:820px;
      text-wrap:balance;
    }
    .hero-lead{
      margin-top:22px;
      max-width:680px;
      color:#ddd1d8;
      font-size:18px;
    }
    .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
    .age-note{
      margin-top:18px;
      color:var(--muted);
      font-size:13px;
      display:flex;
      gap:8px;
      align-items:flex-start;
    }
    .quick-panel{
      align-self:stretch;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
      padding:16px;
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,rgba(24,19,28,.85),rgba(13,10,16,.9));
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      backdrop-filter:blur(14px);
    }
    .metric{
      min-height:132px;
      padding:18px;
      border-radius:22px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.1);
      position:relative;
      overflow:hidden;
    }
    .metric:before{
      content:"";
      position:absolute;
      width:120px;
      height:120px;
      right:-42px;
      top:-52px;
      border-radius:50%;
      background:rgba(255,49,95,.18);
    }
    .metric strong{display:block;font-size:32px;line-height:1;color:var(--cream);letter-spacing:-.04em}
    .metric span{display:block;margin-top:10px;color:var(--muted);font-size:14px}
    main{position:relative}
    .section{padding:72px 0}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:end;
      gap:24px;
      margin-bottom:28px;
    }
    .section-kicker{color:var(--gold);font-weight:900;font-size:13px;letter-spacing:.08em}
    h2{font-size:clamp(26px,3.6vw,44px);line-height:1.15;letter-spacing:-.045em;margin-top:8px}
    .section-desc{max-width:560px;color:var(--muted);font-size:15px}
    .badge{
      display:inline-flex;
      align-items:center;
      min-height:26px;
      padding:4px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      color:var(--cream);
      border:1px solid rgba(242,193,115,.32);
      background:rgba(242,193,115,.1);
    }
    .badge.hot{color:#fff;background:rgba(255,49,95,.14);border-color:rgba(255,49,95,.34)}
    .guide-grid{
      display:grid;
      grid-template-columns:1.18fr .82fr;
      gap:18px;
    }
    .guide-stack{display:grid;gap:18px}
    .visual-card{
      position:relative;
      min-height:326px;
      border-radius:var(--radius-lg);
      overflow:hidden;
      border:1px solid var(--line);
      background:var(--panel);
      box-shadow:var(--shadow-soft);
      transition:var(--ease);
    }
    .visual-card.small{min-height:154px}
    .visual-card:hover{transform:translateY(-5px);border-color:rgba(255,49,95,.36);box-shadow:0 30px 80px rgba(0,0,0,.45)}
    .visual-card img{
      position:absolute;
      inset:0;
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(1.05) contrast(1.05);
    }
    .visual-card .shade{
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(0,0,0,.12),rgba(0,0,0,.84));
    }
    .visual-card .card-body{
      position:absolute;
      inset:auto 0 0;
      padding:24px;
    }
    .visual-card h3{font-size:24px;line-height:1.18;letter-spacing:-.03em;margin:10px 0 8px}
    .visual-card p{color:#dfd3d8;font-size:14px;max-width:620px}
    .feature-wrap{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:22px;
      align-items:center;
      padding:22px;
      border-radius:var(--radius-lg);
      background:linear-gradient(135deg,rgba(255,255,255,.075),rgba(255,255,255,.035));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .feature-media{
      border-radius:24px;
      min-height:420px;
      overflow:hidden;
      position:relative;
      background:url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
    }
    .feature-media:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,transparent,rgba(0,0,0,.72));
    }
    .feature-content{padding:12px 10px}
    .check-list{display:grid;gap:12px;margin-top:22px}
    .check-item{
      display:flex;
      gap:12px;
      padding:14px;
      border-radius:16px;
      background:rgba(255,255,255,.055);
      border:1px solid var(--line);
      color:#eadfe5;
    }
    .check-item i{
      flex:0 0 24px;
      width:24px;
      height:24px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:rgba(114,230,165,.15);
      color:var(--green);
      font-style:normal;
      font-weight:900;
    }
    .strip{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:12px;
      margin-top:22px;
    }
    .strip div{
      padding:16px;
      border-radius:16px;
      background:rgba(255,49,95,.08);
      border:1px solid rgba(255,49,95,.18);
    }
    .strip strong{display:block;font-size:24px;color:var(--cream)}
    .strip span{display:block;color:var(--muted);font-size:13px;margin-top:4px}
    .latest-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:16px;
    }
    .post-card{
      display:grid;
      grid-template-columns:150px 1fr;
      gap:16px;
      padding:14px;
      border-radius:22px;
      background:rgba(255,255,255,.055);
      border:1px solid var(--line);
      transition:var(--ease);
      min-height:150px;
    }
    .post-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.075);border-color:rgba(242,193,115,.28)}
    .post-thumb{
      border-radius:18px;
      overflow:hidden;
      min-height:122px;
      background:linear-gradient(135deg,rgba(255,49,95,.4),rgba(242,193,115,.16));
    }
    .post-thumb img{width:100%;height:100%;object-fit:cover}
    .post-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--soft);font-size:12px;margin-bottom:8px}
    .post-card h3{font-size:18px;line-height:1.35;margin-bottom:8px}
    .post-card p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .post-link{display:inline-flex;margin-top:10px;color:var(--cream);font-weight:800;font-size:14px}
    .empty-state{
      grid-column:1/-1;
      padding:28px;
      border-radius:22px;
      background:rgba(255,255,255,.05);
      border:1px dashed rgba(255,255,255,.2);
      color:var(--muted);
      text-align:center;
    }
    .proof-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:16px;
    }
    .proof-card{
      padding:24px;
      border-radius:var(--radius);
      background:linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.035));
      border:1px solid var(--line);
    }
    .proof-card strong{display:block;font-size:30px;color:var(--gold);letter-spacing:-.04em}
    .proof-card p{margin-top:8px;color:var(--muted);font-size:14px}
    .faq-list{display:grid;gap:12px;max-width:900px;margin-inline:auto}
    details{
      border-radius:18px;
      background:rgba(255,255,255,.055);
      border:1px solid var(--line);
      overflow:hidden;
    }
    summary{
      list-style:none;
      padding:18px 20px;
      cursor:pointer;
      display:flex;
      justify-content:space-between;
      gap:18px;
      font-weight:900;
    }
    summary::-webkit-details-marker{display:none}
    summary:after{
      content:"+";
      width:26px;
      height:26px;
      border-radius:50%;
      display:grid;
      place-items:center;
      color:var(--cream);
      background:rgba(255,255,255,.08);
      transition:var(--ease);
    }
    details[open] summary:after{content:"−";background:rgba(255,49,95,.2)}
    details p{padding:0 20px 18px;color:var(--muted);font-size:15px}
    .cta{
      padding:42px;
      border-radius:32px;
      overflow:hidden;
      position:relative;
      background:
        linear-gradient(135deg,rgba(255,49,95,.92),rgba(93,8,34,.92)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .cta:before{
      content:"";
      position:absolute;
      inset:0;
      background:radial-gradient(circle at 80% 10%,rgba(242,193,115,.32),transparent 36%);
    }
    .cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:26px}
    .cta h2{margin:0;max-width:720px}
    .cta p{margin-top:12px;color:#ffe8ed;max-width:680px}
    .site-footer{
      margin-top:72px;
      border-top:1px solid var(--line);
      background:rgba(0,0,0,.22);
      padding:42px 0 26px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:28px;
    }
    .footer-title{font-weight:950;font-size:18px;letter-spacing:-.03em}
    .footer-text,.footer-links a,.copyright{color:var(--muted);font-size:14px}
    .footer-text{margin-top:12px;max-width:520px}
    .footer-links{display:grid;gap:10px}
    .footer-links a:hover{color:var(--cream)}
    .footer-bottom{
      margin-top:30px;
      padding-top:20px;
      border-top:1px solid var(--line);
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    @media (max-width:1024px){
      .hero-shell,.feature-wrap,.guide-grid{grid-template-columns:1fr}
      .quick-panel{grid-template-columns:repeat(4,1fr)}
      .metric{min-height:116px}
      .latest-grid{grid-template-columns:1fr}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,var(--container))}
      .nav{height:68px}
      .logo-text{max-width:210px;font-size:15px}
      .mobile-toggle{display:grid;place-items:center}
      .nav-links{
        position:absolute;
        top:68px;
        left:14px;
        right:14px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:12px;
        border-radius:20px;
        background:rgba(13,10,16,.96);
        border:1px solid var(--line);
        box-shadow:var(--shadow);
      }
      .nav-links.open{display:flex}
      .nav-links a{padding:12px 14px}
      .nav-actions .btn{display:none}
      .hero{padding:48px 0 34px}
      .quick-panel{grid-template-columns:1fr 1fr}
      .section{padding:52px 0}
      .section-head{display:block}
      .section-desc{margin-top:10px}
      .strip,.proof-grid{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1fr}
      .cta-inner{display:block}
      .cta .btn{margin-top:22px}
    }
    @media (max-width:520px){
      h1{font-size:38px}
      .hero-lead{font-size:16px}
      .quick-panel,.strip,.proof-grid{grid-template-columns:1fr}
      .visual-card{min-height:280px}
      .post-card{grid-template-columns:1fr}
      .post-thumb{height:170px}
      .cta{padding:28px 22px;border-radius:24px}
      .footer-bottom{display:block}
      .copyright{margin-top:12px}
    }

/* roulang page: article */
:root{
      --bg:#08070a;
      --bg-2:#121017;
      --panel:#18131c;
      --panel-2:rgba(28,21,32,.82);
      --text:#fff7f4;
      --muted:#b9aeb8;
      --soft:#7f7380;
      --line:rgba(255,255,255,.12);
      --line-strong:rgba(255,255,255,.22);
      --red:#ff315f;
      --red-2:#b80f38;
      --gold:#f2c173;
      --cream:#ffe1c8;
      --green:#72e6a5;
      --shadow:0 24px 70px rgba(0,0,0,.45);
      --shadow-soft:0 14px 40px rgba(0,0,0,.28);
      --radius-lg:28px;
      --radius:18px;
      --radius-sm:12px;
      --container:1180px;
      --ease:.25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 0%, rgba(255,49,95,.22), transparent 34%),
        radial-gradient(circle at 90% 16%, rgba(242,193,115,.13), transparent 32%),
        linear-gradient(180deg,#08070a 0%,#100c12 48%,#070609 100%);
      line-height:1.7;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.18;
      background-image:
        linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
      background-size:34px 34px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.8),transparent 78%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}

    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      backdrop-filter:blur(18px);
      background:rgba(8,7,10,.78);
      border-bottom:1px solid var(--line);
    }
    .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;
      font-weight:900;
      letter-spacing:-.04em;
    }
    .logo-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--red),#7c0927 70%);
      box-shadow:0 12px 28px rgba(255,49,95,.25), inset 0 1px 0 rgba(255,255,255,.35);
    }
    .logo-text{font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:360px}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      transition:var(--ease);
      font-size:14px;
      border:1px solid transparent;
    }
    .nav-links a:hover,.nav-links a.active{
      color:var(--text);
      background:rgba(255,255,255,.06);
      border-color:var(--line);
    }
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:44px;
      padding:12px 18px;
      border-radius:999px;
      font-weight:800;
      color:var(--text);
      transition:transform var(--ease), box-shadow var(--ease), border-color var(--ease), background var(--ease);
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--red),var(--red-2));
      box-shadow:0 16px 38px rgba(255,49,95,.28);
    }
    .btn-secondary{
      background:rgba(255,255,255,.06);
      border-color:var(--line-strong);
      color:var(--cream);
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0) scale(.98)}
    .btn:focus-visible,.nav-links a:focus-visible,.mobile-toggle:focus-visible,summary:focus-visible{
      outline:3px solid rgba(242,193,115,.45);
      outline-offset:3px;
    }
    .mobile-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      color:var(--text);
      background:rgba(255,255,255,.08);
      border:1px solid var(--line);
    }

    main{position:relative}
    .article-hero{
      position:relative;
      padding:54px 0 38px;
      border-bottom:1px solid var(--line);
      overflow:hidden;
      isolation:isolate;
    }
    .article-hero:before{
      content:"";
      position:absolute;
      inset:0;
      z-index:-2;
      background:
        linear-gradient(90deg,rgba(8,7,10,.94),rgba(8,7,10,.76),rgba(8,7,10,.93)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      opacity:.9;
    }
    .article-hero:after{
      content:"";
      position:absolute;
      inset:auto 0 0;
      height:160px;
      z-index:-1;
      background:linear-gradient(to bottom,transparent,var(--bg));
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      margin:0 0 20px;
      color:var(--muted);
      font-size:14px;
    }
    .breadcrumb a{
      color:var(--cream);
      transition:color var(--ease);
    }
    .breadcrumb a:hover{color:var(--gold)}
    .breadcrumb span{color:var(--soft)}
    .article-head-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) 340px;
      gap:30px;
      align-items:end;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      color:var(--cream);
      background:rgba(255,49,95,.12);
      border:1px solid rgba(255,49,95,.35);
      font-size:13px;
      font-weight:800;
      margin-bottom:18px;
    }
    h1{
      margin:0;
      font-size:clamp(32px,5vw,58px);
      line-height:1.08;
      letter-spacing:-.06em;
      font-weight:950;
      max-width:850px;
    }
    .article-desc{
      max-width:820px;
      margin:20px 0 0;
      color:#ddd1d8;
      font-size:17px;
    }
    .meta-panel{
      position:relative;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:linear-gradient(145deg,rgba(255,255,255,.08),rgba(255,255,255,.035));
      box-shadow:var(--shadow-soft);
      padding:20px;
    }
    .meta-panel:before{
      content:"";
      position:absolute;
      width:150px;
      height:150px;
      right:-60px;
      top:-60px;
      border-radius:50%;
      background:rgba(255,49,95,.22);
      filter:blur(8px);
    }
    .meta-row{
      position:relative;
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
      border-bottom:1px solid var(--line);
      color:var(--muted);
      font-size:14px;
    }
    .meta-row:last-child{border-bottom:0}
    .meta-row strong{color:var(--text);font-weight:800;text-align:right}
    .badge{
      display:inline-flex;
      align-items:center;
      min-height:26px;
      padding:4px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      color:var(--cream);
      border:1px solid rgba(242,193,115,.32);
      background:rgba(242,193,115,.1);
    }
    .badge.hot{color:#fff;background:rgba(255,49,95,.14);border-color:rgba(255,49,95,.34)}
    .badge.green{color:#d8ffe8;background:rgba(114,230,165,.12);border-color:rgba(114,230,165,.32)}

    .section{padding:68px 0}
    .article-layout{
      display:grid;
      grid-template-columns:minmax(0,780px) 340px;
      gap:34px;
      align-items:start;
    }
    .article-card{
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,rgba(24,19,28,.92),rgba(13,10,16,.92));
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .article-cover{
      position:relative;
      min-height:280px;
      overflow:hidden;
      border-bottom:1px solid var(--line);
    }
    .article-cover img{
      width:100%;
      height:100%;
      min-height:280px;
      object-fit:cover;
      filter:saturate(1.05) contrast(1.04);
    }
    .article-cover:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(to top,rgba(8,7,10,.68),transparent 54%);
    }
    .article-cover .cover-label{
      position:absolute;
      left:22px;
      bottom:20px;
      z-index:2;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .article-body{
      padding:34px;
      color:#e9dde4;
      font-size:17px;
    }
    .article-body h2,.article-body h3,.article-body h4{
      color:var(--text);
      line-height:1.28;
      margin:34px 0 14px;
      letter-spacing:-.03em;
      font-weight:900;
    }
    .article-body h2{font-size:28px}
    .article-body h3{font-size:23px}
    .article-body p{margin:0 0 18px}
    .article-body a{
      color:var(--cream);
      border-bottom:1px solid rgba(242,193,115,.45);
      transition:var(--ease);
    }
    .article-body a:hover{color:var(--gold);border-color:var(--gold)}
    .article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 22px}
    .article-body li{margin:7px 0}
    .article-body blockquote{
      margin:28px 0;
      padding:20px 22px;
      border-left:4px solid var(--red);
      border-radius:0 var(--radius) var(--radius) 0;
      background:rgba(255,49,95,.08);
      color:var(--cream);
    }
    .article-body img{
      border-radius:var(--radius);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      margin:28px auto;
    }
    .article-body hr{
      border:0;
      height:1px;
      background:var(--line);
      margin:34px 0;
    }
    .article-empty{
      padding:46px 34px;
      text-align:center;
      color:var(--muted);
    }
    .article-empty h2{
      color:var(--text);
      font-size:30px;
      margin:0 0 12px;
      font-weight:950;
    }

    .sidebar{
      position:sticky;
      top:96px;
      display:grid;
      gap:16px;
    }
    .side-card{
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:rgba(24,19,28,.78);
      box-shadow:var(--shadow-soft);
      padding:20px;
      overflow:hidden;
    }
    .side-card.image-card{padding:0}
    .side-card.image-card img{
      width:100%;
      height:190px;
      object-fit:cover;
    }
    .side-card.image-card .side-pad{padding:18px 20px 20px}
    .side-title{
      font-size:16px;
      font-weight:950;
      margin:0 0 12px;
      color:var(--text);
      letter-spacing:-.02em;
    }
    .side-text{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .tag-list{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .side-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .side-list a{
      display:flex;
      justify-content:space-between;
      gap:10px;
      padding:11px 12px;
      border:1px solid var(--line);
      border-radius:var(--radius-sm);
      color:var(--muted);
      background:rgba(255,255,255,.035);
      transition:var(--ease);
      font-size:14px;
    }
    .side-list a:hover{
      color:var(--text);
      border-color:rgba(255,49,95,.35);
      background:rgba(255,49,95,.08);
      transform:translateX(2px);
    }

    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:end;
      gap:24px;
      margin-bottom:28px;
    }
    .section-kicker{color:var(--gold);font-weight:900;font-size:13px;letter-spacing:.08em}
    .section-title{
      margin:4px 0 0;
      font-size:clamp(26px,3.2vw,40px);
      line-height:1.18;
      font-weight:950;
      letter-spacing:-.05em;
    }
    .section-desc{max-width:560px;color:var(--muted);font-size:15px;margin:0}
    .recommend-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .recommend-card{
      position:relative;
      min-height:270px;
      border-radius:var(--radius-lg);
      overflow:hidden;
      border:1px solid var(--line);
      background:var(--panel);
      box-shadow:var(--shadow-soft);
      transition:var(--ease);
    }
    .recommend-card:hover{
      transform:translateY(-5px);
      border-color:rgba(255,49,95,.36);
      box-shadow:0 24px 60px rgba(0,0,0,.38);
    }
    .recommend-card img{
      width:100%;
      height:270px;
      object-fit:cover;
      opacity:.78;
      transition:var(--ease);
    }
    .recommend-card:hover img{transform:scale(1.04);opacity:.9}
    .recommend-card:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(to top,rgba(8,7,10,.94),rgba(8,7,10,.28) 55%,transparent);
    }
    .recommend-content{
      position:absolute;
      inset:auto 0 0;
      z-index:2;
      padding:22px;
    }
    .recommend-content h3{
      margin:12px 0 8px;
      font-size:20px;
      line-height:1.28;
      font-weight:950;
    }
    .recommend-content p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }

    .faq-wrap{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:24px;
      align-items:start;
    }
    .faq-intro{
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      padding:24px;
      background:
        linear-gradient(145deg,rgba(255,49,95,.13),rgba(255,255,255,.04)),
        rgba(24,19,28,.78);
      box-shadow:var(--shadow-soft);
    }
    .faq-list{display:grid;gap:12px}
    details{
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:rgba(24,19,28,.76);
      overflow:hidden;
      transition:var(--ease);
    }
    details[open]{border-color:rgba(242,193,115,.32);background:rgba(255,255,255,.055)}
    summary{
      list-style:none;
      padding:18px 20px;
      cursor:pointer;
      font-weight:900;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    summary::-webkit-details-marker{display:none}
    summary:after{
      content:"+";
      width:28px;
      height:28px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(255,255,255,.08);
      color:var(--gold);
      flex:0 0 auto;
      transition:var(--ease);
    }
    details[open] summary:after{content:"—";background:rgba(242,193,115,.13)}
    details p{
      margin:0;
      padding:0 20px 20px;
      color:var(--muted);
      font-size:15px;
    }

    .cta-band{
      padding:0 0 72px;
    }
    .cta-box{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.18);
      background:
        linear-gradient(135deg,rgba(255,49,95,.30),rgba(242,193,115,.10)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
      padding:38px;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:24px;
    }
    .cta-box:before{
      content:"";
      position:absolute;
      inset:0;
      background:rgba(8,7,10,.54);
    }
    .cta-box > *{position:relative}
    .cta-box h2{
      margin:0 0 8px;
      font-size:clamp(25px,3vw,38px);
      font-weight:950;
      letter-spacing:-.04em;
    }
    .cta-box p{margin:0;color:#eadde3;max-width:680px}

    .site-footer{
      border-top:1px solid var(--line);
      background:rgba(5,4,7,.72);
      padding:46px 0 24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .8fr;
      gap:28px;
    }
    .footer-title{
      font-weight:950;
      font-size:17px;
      margin-bottom:12px;
      color:var(--text);
    }
    .footer-text{
      color:var(--muted);
      margin:0;
      max-width:560px;
      font-size:14px;
    }
    .footer-links{
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      transition:var(--ease);
    }
    .footer-links a:hover{color:var(--cream);transform:translateX(2px)}
    .footer-bottom{
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid var(--line);
      display:flex;
      justify-content:space-between;
      gap:20px;
      color:var(--soft);
      font-size:13px;
    }

    @media (max-width:1024px){
      .article-head-grid,.article-layout{grid-template-columns:1fr}
      .sidebar{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
      .recommend-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .faq-wrap{grid-template-columns:1fr}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,var(--container))}
      .nav{height:68px}
      .logo-text{max-width:230px}
      .mobile-toggle{display:grid;place-items:center}
      .nav-links{
        position:absolute;
        top:68px;
        left:14px;
        right:14px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:12px;
        border:1px solid var(--line);
        border-radius:18px;
        background:rgba(13,10,16,.96);
        box-shadow:var(--shadow-soft);
      }
      .nav-links.show{display:flex}
      .nav-links a{width:100%;padding:12px 14px}
      .nav-actions .btn{display:none}
      .article-hero{padding:38px 0 30px}
      .article-head-grid{gap:20px}
      .meta-panel{padding:16px}
      .section{padding:48px 0}
      .article-body{padding:24px;font-size:16px}
      .article-body h2{font-size:24px}
      .sidebar{grid-template-columns:1fr}
      .recommend-grid{grid-template-columns:1fr}
      .section-head{display:block}
      .section-desc{margin-top:10px}
      .cta-box{display:block;padding:28px}
      .cta-box .btn{margin-top:18px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom .copyright + .copyright{margin-top:8px}
    }
    @media (max-width:520px){
      .logo-mark{width:38px;height:38px;border-radius:12px}
      .logo-text{font-size:15px;max-width:190px}
      h1{font-size:31px}
      .article-desc{font-size:15px}
      .article-cover,.article-cover img{min-height:210px}
      .meta-row{display:block}
      .meta-row strong{display:block;text-align:left;margin-top:3px}
      .btn{width:100%}
      .cta-box .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}