/* roulang page: index */
:root{
      --primary:#351335;
      --primary-2:#5b245b;
      --primary-3:#7e3d73;
      --accent:#e98578;
      --accent-soft:rgba(233,133,120,.14);
      --mint:#5bb7a7;
      --mint-soft:rgba(91,183,167,.15);
      --bg:#f7f2f5;
      --bg-2:#fffafd;
      --surface:#ffffff;
      --surface-soft:#fbf7fa;
      --text:#241b25;
      --muted:#746576;
      --light:#fff7fb;
      --border:rgba(77,43,78,.14);
      --border-dark:rgba(255,255,255,.16);
      --shadow:0 22px 60px rgba(64,31,65,.13);
      --shadow-soft:0 14px 34px rgba(64,31,65,.10);
      --radius-sm:14px;
      --radius:24px;
      --radius-lg:34px;
      --container:1200px;
      --nav-h:76px;
      --focus:0 0 0 4px rgba(91,183,167,.22);
    }
    *{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;
      color:var(--text);
      background:
        radial-gradient(circle at 10% 8%, rgba(233,133,120,.11), transparent 28%),
        radial-gradient(circle at 92% 20%, rgba(91,183,167,.12), transparent 30%),
        var(--bg);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{border:0;cursor:pointer;background:none}
    ::selection{background:rgba(233,133,120,.26)}
    .container{width:min(calc(100% - 40px),var(--container));margin:0 auto}
    .skip-link{
      position:absolute;left:-999px;top:12px;background:var(--primary);color:#fff;padding:10px 16px;border-radius:999px;z-index:99
    }
    .skip-link:focus{left:16px;box-shadow:var(--focus)}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(247,242,245,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(77,43,78,.08);
      transition:box-shadow .25s ease,background .25s ease;
    }
    .site-header.is-scrolled{background:rgba(255,250,253,.94);box-shadow:0 12px 36px rgba(43,18,45,.10)}
    .nav-wrap{
      min-height:var(--nav-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      letter-spacing:-.02em;
      color:var(--primary);
      white-space:nowrap;
    }
    .logo-mark{
      width:40px;height:40px;border-radius:16px;
      background:linear-gradient(135deg,var(--primary),var(--primary-3) 55%,var(--accent));
      position:relative;
      box-shadow:0 10px 24px rgba(91,36,91,.25);
      flex:0 0 auto;
    }
    .logo-mark:before{
      content:"";position:absolute;left:12px;top:10px;width:16px;height:18px;
      border:2px solid rgba(255,255,255,.9);border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:5px;border-bottom-right-radius:5px;
    }
    .logo-mark:after{
      content:"";position:absolute;left:17px;top:22px;width:6px;height:6px;border-radius:50%;background:#fff;
    }
    .logo-text{font-size:18px}
    .desktop-nav{
      display:flex;align-items:center;gap:6px;
      padding:6px;
      border:1px solid rgba(77,43,78,.09);
      background:rgba(255,255,255,.52);
      border-radius:999px;
    }
    .desktop-nav a{
      padding:10px 15px;
      border-radius:999px;
      color:#4e4050;
      font-size:14px;
      font-weight:700;
      transition:color .2s ease,background .2s ease,transform .2s ease;
    }
    .desktop-nav a:hover,.desktop-nav a.active{color:var(--primary);background:rgba(91,183,167,.13)}
    .header-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:12px 20px;border-radius:999px;
      font-weight:800;font-size:15px;
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background .22s ease,color .22s ease;
      min-height:44px;
    }
    .btn .arrow{transition:transform .22s ease}
    .btn:hover{transform:translateY(-2px)}
    .btn:hover .arrow{transform:translateX(3px)}
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary-2),var(--accent));
      box-shadow:0 16px 30px rgba(126,61,115,.25);
    }
    .btn-primary:hover{box-shadow:0 20px 42px rgba(126,61,115,.32)}
    .btn-secondary{
      color:var(--primary);
      background:rgba(255,255,255,.75);
      border:1px solid rgba(255,255,255,.35);
      box-shadow:0 12px 26px rgba(43,18,45,.10);
    }
    .btn-secondary:hover{background:#fff;border-color:rgba(91,183,167,.45)}
    .btn-outline{
      color:var(--primary);
      background:rgba(91,183,167,.10);
      border:1px solid rgba(91,183,167,.28);
    }
    .btn-outline:hover{background:rgba(91,183,167,.18)}
    .menu-toggle{
      display:none;width:46px;height:46px;border-radius:16px;
      background:#fff;border:1px solid var(--border);
      align-items:center;justify-content:center;
      box-shadow:0 10px 24px rgba(43,18,45,.08);
    }
    .menu-toggle span,.menu-toggle span:before,.menu-toggle span:after{
      display:block;width:20px;height:2px;background:var(--primary);border-radius:5px;transition:.22s ease;
      content:"";
    }
    .menu-toggle span:before{transform:translateY(-7px)}
    .menu-toggle span:after{transform:translateY(5px)}
    .menu-toggle.is-open span{background:transparent}
    .menu-toggle.is-open span:before{transform:rotate(45deg)}
    .menu-toggle.is-open span:after{transform:translateY(-2px) rotate(-45deg)}
    .mobile-panel{
      display:none;
      width:min(calc(100% - 40px),var(--container));
      margin:0 auto 14px;
      background:rgba(255,255,255,.95);
      border:1px solid var(--border);
      border-radius:24px;
      padding:14px;
      box-shadow:var(--shadow-soft);
    }
    .mobile-panel a{display:block;padding:13px 14px;border-radius:16px;color:var(--primary);font-weight:800}
    .mobile-panel a:hover{background:rgba(91,183,167,.12)}
    .mobile-panel .btn{margin-top:8px;width:100%}
    .notice{
      background:linear-gradient(90deg,rgba(53,19,53,.96),rgba(91,36,91,.92));
      color:#f9eef6;
      font-size:14px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .notice-inner{display:flex;align-items:center;gap:12px;justify-content:center;padding:10px 0;text-align:center}
    .notice-pill{
      display:inline-flex;align-items:center;gap:6px;
      padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.12);
      color:#fff;font-weight:900;white-space:nowrap;
    }
    .hero{
      position:relative;
      padding:76px 0 92px;
      overflow:hidden;
      background:
        linear-gradient(135deg,rgba(53,19,53,.97),rgba(64,24,68,.92) 45%,rgba(111,57,100,.87)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      color:var(--light);
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background:
        radial-gradient(circle at 82% 18%,rgba(233,133,120,.28),transparent 26%),
        radial-gradient(circle at 38% 74%,rgba(91,183,167,.20),transparent 24%),
        linear-gradient(to bottom,rgba(0,0,0,.12),rgba(0,0,0,.22));
      pointer-events:none;
    }
    .hero:after{
      content:"";position:absolute;left:-8%;right:-8%;bottom:-72px;height:150px;
      background:var(--bg);border-radius:50% 50% 0 0/100% 100% 0 0;
    }
    .hero-grid{
      position:relative;z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(380px,.78fr);
      gap:56px;
      align-items:center;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 12px;border-radius:999px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.18);
      color:#fff;
      font-size:14px;font-weight:800;
      margin-bottom:22px;
    }
    .pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 6px rgba(91,183,167,.16)}
    h1{
      font-size:clamp(38px,5vw,66px);
      line-height:1.08;
      letter-spacing:-.05em;
      max-width:760px;
      font-weight:950;
    }
    .hero-subtitle{
      margin-top:22px;
      max-width:680px;
      color:rgba(255,247,251,.84);
      font-size:18px;
      line-height:1.9;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
    .trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
    .badge{
      display:inline-flex;align-items:center;gap:7px;
      padding:7px 12px;border-radius:999px;
      font-size:13px;font-weight:800;
      color:var(--primary);
      background:var(--mint-soft);
      border:1px solid rgba(91,183,167,.22);
    }
    .hero .badge{
      color:#fff;background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.18)
    }
    .hero-visual{position:relative;min-height:520px}
    .visual-card{
      position:absolute;
      border-radius:32px;
      overflow:hidden;
      box-shadow:0 34px 90px rgba(0,0,0,.30);
      border:1px solid rgba(255,255,255,.18);
      background:rgba(255,255,255,.12);
      backdrop-filter:blur(12px);
    }
    .visual-card.main{inset:30px 20px 68px 58px}
    .visual-card.main img{width:100%;height:100%;object-fit:cover;filter:saturate(.92) contrast(.95)}
    .visual-card.main:after{
      content:"";position:absolute;inset:0;
      background:linear-gradient(to top,rgba(33,10,35,.68),transparent 55%);
    }
    .preview-card{
      position:absolute;z-index:3;
      width:265px;
      padding:18px;
      border-radius:24px;
      background:rgba(255,250,253,.94);
      color:var(--text);
      box-shadow:0 24px 54px rgba(0,0,0,.22);
      border:1px solid rgba(255,255,255,.55);
      transition:transform .25s ease;
    }
    .preview-card:hover{transform:translateY(-4px)}
    .preview-card.one{left:0;bottom:62px}
    .preview-card.two{right:0;top:10px}
    .preview-card.three{right:42px;bottom:0;width:230px}
    .preview-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;color:var(--muted);font-size:12px;font-weight:800;margin-bottom:10px}
    .preview-card h3{font-size:16px;line-height:1.45;color:var(--primary);margin-bottom:8px}
    .preview-card p{font-size:13px;color:var(--muted);line-height:1.6}
    .section{padding:86px 0}
    .section.compact{padding:64px 0}
    .section-head{
      display:flex;align-items:end;justify-content:space-between;gap:28px;
      margin-bottom:34px;
    }
    .section-kicker{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--primary-3);
      font-weight:900;
      font-size:14px;
      margin-bottom:10px;
    }
    .section-kicker:before{content:"";width:26px;height:2px;border-radius:5px;background:var(--accent)}
    h2{
      font-size:clamp(28px,3.2vw,44px);
      line-height:1.2;
      letter-spacing:-.035em;
      color:var(--primary);
    }
    .section-desc{max-width:590px;color:var(--muted);font-size:16px;line-height:1.9}
    .feature-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:18px;
    }
    .feature-card{
      background:rgba(255,255,255,.82);
      border:1px solid var(--border);
      border-radius:var(--radius);
      padding:26px 24px;
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
    }
    .feature-card:hover{transform:translateY(-4px);border-color:rgba(91,183,167,.48);box-shadow:var(--shadow)}
    .icon{
      width:48px;height:48px;border-radius:18px;
      display:grid;place-items:center;
      background:linear-gradient(135deg,rgba(91,183,167,.18),rgba(233,133,120,.16));
      color:var(--primary);
      font-size:22px;
      margin-bottom:18px;
    }
    .feature-card h3{font-size:18px;color:var(--primary);margin-bottom:9px}
    .feature-card p{color:var(--muted);font-size:15px;line-height:1.75}
    .scene-wrap{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:38px;
      align-items:center;
      background:rgba(255,250,253,.68);
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      padding:28px;
      box-shadow:var(--shadow-soft);
    }
    .scene-image{
      min-height:470px;border-radius:30px;overflow:hidden;position:relative;
      background:linear-gradient(135deg,rgba(53,19,53,.85),rgba(91,183,167,.28)),url('/assets/images/coverpic/cover-2.webp') center/cover no-repeat;
    }
    .scene-image:after{
      content:"中文阅读 · 成人访问 · 隐私提示";
      position:absolute;left:24px;right:24px;bottom:24px;
      padding:18px 20px;border-radius:22px;
      background:rgba(255,255,255,.86);
      color:var(--primary);
      font-weight:900;
      box-shadow:0 18px 40px rgba(0,0,0,.16);
    }
    .scene-list{display:grid;gap:16px}
    .scene-item{
      display:grid;grid-template-columns:auto 1fr;gap:16px;
      padding:20px;border-radius:22px;
      background:#fff;
      border:1px solid var(--border);
      transition:transform .22s ease,border-color .22s ease;
    }
    .scene-item:hover{transform:translateX(4px);border-color:rgba(233,133,120,.42)}
    .scene-num{
      width:38px;height:38px;border-radius:15px;display:grid;place-items:center;
      color:#fff;font-weight:900;background:linear-gradient(135deg,var(--primary-2),var(--mint));
      flex:0 0 auto;
    }
    .scene-item h3{font-size:18px;color:var(--primary);margin-bottom:5px}
    .scene-item p{font-size:15px;color:var(--muted)}
    .updates{
      background:
        radial-gradient(circle at 15% 10%,rgba(233,133,120,.12),transparent 24%),
        linear-gradient(180deg,rgba(255,255,255,.34),rgba(255,255,255,.72));
    }
    .updates-layout{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
      gap:22px;
      align-items:start;
    }
    .post-card{
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius);
      overflow:hidden;
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
      height:100%;
    }
    .post-card:hover{transform:translateY(-4px);border-color:rgba(91,183,167,.45);box-shadow:var(--shadow)}
    .post-cover{height:250px;overflow:hidden;background:linear-gradient(135deg,rgba(53,19,53,.16),rgba(91,183,167,.16))}
    .post-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
    .post-card:hover .post-cover img{transform:scale(1.04)}
    .post-body{padding:24px}
    .post-meta{display:flex;flex-wrap:wrap;gap:9px;align-items:center;margin-bottom:14px;color:var(--muted);font-size:13px;font-weight:800}
    .tag{
      display:inline-flex;align-items:center;
      padding:5px 10px;border-radius:999px;
      background:var(--accent-soft);
      color:#9b4c45;
      font-size:12px;font-weight:900;
      border:1px solid rgba(233,133,120,.18);
    }
    .post-card h3{
      color:var(--primary);
      font-size:22px;line-height:1.38;margin-bottom:10px;
      display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    }
    .post-card p{
      color:var(--muted);font-size:15px;line-height:1.75;
      display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
    }
    .read-link{
      margin-top:18px;
      display:inline-flex;align-items:center;gap:8px;
      color:#348b7f;font-weight:900;
      transition:color .2s ease,gap .2s ease;
    }
    .read-link:hover{color:var(--primary);gap:12px}
    .post-list{display:grid;gap:16px}
    .post-card.small{display:grid;grid-template-columns:142px 1fr;min-height:154px}
    .post-card.small .post-cover{height:100%}
    .post-card.small .post-body{padding:18px}
    .post-card.small h3{font-size:17px;margin-bottom:6px}
    .post-card.small p{-webkit-line-clamp:2;font-size:14px}
    .post-card.small .read-link{margin-top:10px;font-size:14px}
    .empty-state{
      grid-column:1/-1;
      background:#fff;border:1px dashed rgba(91,183,167,.45);
      border-radius:var(--radius-lg);
      padding:42px;
      text-align:center;
      box-shadow:var(--shadow-soft);
    }
    .empty-icon{font-size:34px;margin-bottom:10px}
    .empty-state p{color:var(--muted);margin-bottom:18px}
    .privacy-band{
      background:linear-gradient(135deg,#2b102e,#4c1d4b 55%,#65315f);
      color:#fff;
      border-radius:var(--radius-lg);
      padding:38px;
      position:relative;
      overflow:hidden;
      box-shadow:0 28px 70px rgba(53,19,53,.20);
    }
    .privacy-band:before{
      content:"";position:absolute;right:-60px;top:-90px;width:260px;height:260px;border-radius:50%;
      background:rgba(91,183,167,.18);
    }
    .privacy-band .section-head{position:relative;margin-bottom:26px}
    .privacy-band h2{color:#fff}
    .privacy-band .section-desc{color:rgba(255,247,251,.78)}
    .privacy-grid{
      position:relative;
      display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;
    }
    .privacy-item{
      padding:20px;border-radius:22px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.15);
      backdrop-filter:blur(10px);
    }
    .privacy-item strong{display:block;margin:8px 0 5px;font-size:17px}
    .privacy-item span{display:block;color:rgba(255,247,251,.76);font-size:14px;line-height:1.7}
    .evidence-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:20px;
    }
    .evidence-card{
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
      padding:30px;
    }
    .quote-card{
      background:
        linear-gradient(135deg,rgba(91,183,167,.13),rgba(233,133,120,.12)),
        #fff;
    }
    .quote-card blockquote{
      font-size:22px;line-height:1.65;color:var(--primary);font-weight:800;
      border-left:4px solid var(--accent);
      padding-left:18px;
      margin-bottom:18px;
    }
    .mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}
    .stat{
      padding:16px;border-radius:20px;background:rgba(247,242,245,.8);
      border:1px solid var(--border);
    }
    .stat strong{display:block;color:var(--primary);font-size:24px;line-height:1.1}
    .stat span{font-size:13px;color:var(--muted);font-weight:800}
    .check-list{display:grid;gap:12px;margin-top:18px}
    .check-list li{
      list-style:none;display:flex;gap:10px;align-items:flex-start;
      color:var(--muted);
    }
    .check-list li:before{
      content:"✓";width:22px;height:22px;border-radius:50%;display:grid;place-items:center;
      background:var(--mint-soft);color:#328f82;font-weight:900;flex:0 0 auto;margin-top:2px;
    }
    .faq-wrap{display:grid;grid-template-columns:.78fr 1.22fr;gap:34px;align-items:start}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      background:#fff;border:1px solid var(--border);
      border-radius:22px;overflow:hidden;
      box-shadow:0 10px 26px rgba(64,31,65,.07);
    }
    .faq-question{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
      padding:20px 22px;text-align:left;color:var(--primary);font-weight:900;
    }
    .faq-question:focus-visible,.btn:focus-visible,.menu-toggle:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible{
      outline:none;box-shadow:var(--focus);
    }
    .faq-plus{
      width:28px;height:28px;border-radius:50%;
      display:grid;place-items:center;background:rgba(91,183,167,.13);
      color:#348b7f;flex:0 0 auto;transition:transform .22s ease;
    }
    .faq-answer{
      max-height:0;overflow:hidden;
      transition:max-height .28s ease;
    }
    .faq-answer p{padding:0 22px 20px;color:var(--muted);font-size:15px}
    .faq-item.is-open .faq-answer{max-height:180px}
    .faq-item.is-open .faq-plus{transform:rotate(45deg);background:var(--accent-soft);color:#9b4c45}
    .cta-panel{
      display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;
      padding:38px;
      border-radius:var(--radius-lg);
      background:
        radial-gradient(circle at 12% 30%,rgba(233,133,120,.25),transparent 24%),
        linear-gradient(135deg,var(--primary),var(--primary-2) 60%,#704065);
      color:#fff;
      box-shadow:0 28px 70px rgba(53,19,53,.20);
    }
    .cta-panel h2{color:#fff;margin-bottom:10px}
    .cta-panel p{color:rgba(255,247,251,.78);max-width:680px}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .site-footer{
      margin-top:40px;
      background:#241025;
      color:rgba(255,247,251,.78);
      padding:58px 0 26px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:36px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.10);
    }
    .footer-grid .logo{color:#fff;margin-bottom:14px}
    .footer-desc{max-width:460px;line-height:1.85}
    .footer-title{color:#fff;font-weight:900;margin-bottom:14px}
    .footer-links{display:grid;gap:10px}
    .footer-links a{transition:color .2s ease,transform .2s ease}
    .footer-links a:hover{color:var(--mint);transform:translateX(3px)}
    .footer-note{
      padding:16px;border-radius:20px;background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.10);
      font-size:14px;line-height:1.75;
    }
    .copyright{
      padding-top:22px;
      display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
      font-size:13px;color:rgba(255,247,251,.58);
    }
    @media (max-width:1024px){
      .desktop-nav,.header-actions .desktop-cta{display:none}
      .menu-toggle{display:flex}
      .mobile-panel.is-open{display:block}
      .hero{padding:58px 0 82px}
      .hero-grid{grid-template-columns:1fr;gap:34px}
      .hero-visual{min-height:430px}
      .visual-card.main{inset:20px 72px 56px 72px}
      .preview-card.one{left:48px}
      .preview-card.two{right:42px}
      .feature-grid{grid-template-columns:repeat(2,1fr)}
      .scene-wrap,.updates-layout,.evidence-grid,.faq-wrap{grid-template-columns:1fr}
      .privacy-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .container{width:min(calc(100% - 28px),var(--container))}
      .logo-text{font-size:16px}
      .notice-inner{align-items:flex-start;text-align:left}
      .hero{padding:44px 0 70px}
      .hero-actions,.cta-actions{flex-direction:column;align-items:stretch}
      .hero-actions .btn,.cta-actions .btn{width:100%}
      .hero-subtitle{font-size:16px}
      .hero-visual{min-height:380px}
      .visual-card.main{inset:14px 8px 82px 8px;border-radius:26px}
      .preview-card{width:calc(100% - 48px)}
      .preview-card.one{left:24px;bottom:32px}
      .preview-card.two,.preview-card.three{display:none}
      .section{padding:60px 0}
      .section-head{display:block}
      .section-desc{margin-top:12px}
      .feature-grid,.privacy-grid,.mini-stats{grid-template-columns:1fr}
      .scene-wrap{padding:18px;border-radius:28px}
      .scene-image{min-height:320px}
      .post-card.small{grid-template-columns:1fr}
      .post-card.small .post-cover{height:180px}
      .privacy-band,.cta-panel{padding:24px;border-radius:28px;grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }
    @media (max-width:420px){
      h1{font-size:34px}
      h2{font-size:27px}
      .logo-mark{width:36px;height:36px;border-radius:14px}
      .logo-text{max-width:210px;white-space:normal;line-height:1.2}
      .post-body,.feature-card,.evidence-card{padding:20px}
      .empty-state{padding:28px 18px}
    }

/* roulang page: article */
:root{
      --primary:#351335;
      --primary-2:#5b245b;
      --primary-3:#7e3d73;
      --accent:#e98578;
      --accent-soft:rgba(233,133,120,.14);
      --mint:#5bb7a7;
      --mint-soft:rgba(91,183,167,.15);
      --bg:#f7f2f5;
      --bg-2:#fffafd;
      --surface:#ffffff;
      --surface-soft:#fbf7fa;
      --text:#241b25;
      --muted:#746576;
      --light:#fff7fb;
      --border:rgba(77,43,78,.14);
      --border-dark:rgba(255,255,255,.16);
      --shadow:0 22px 60px rgba(64,31,65,.13);
      --shadow-soft:0 14px 34px rgba(64,31,65,.10);
      --radius-sm:14px;
      --radius:24px;
      --radius-lg:34px;
      --container:1200px;
      --nav-h:76px;
      --focus:0 0 0 4px rgba(91,183,167,.22);
    }
    html{scroll-behavior:smooth}
    *{box-sizing:border-box}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 10% 8%, rgba(233,133,120,.11), transparent 28%),
        radial-gradient(circle at 92% 20%, rgba(91,183,167,.12), transparent 30%),
        var(--bg);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer;background:none}
    ::selection{background:rgba(91,183,167,.22);color:var(--primary)}
    :focus-visible{outline:none;box-shadow:var(--focus)}
    .container{width:min(calc(100% - 40px),var(--container));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(247,242,245,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(77,43,78,.08);
      transition:box-shadow .25s ease,background .25s ease,transform .25s ease;
    }
    .site-header.is-scrolled{background:rgba(255,250,253,.94);box-shadow:0 12px 36px rgba(43,18,45,.10)}
    .nav-wrap{
      min-height:var(--nav-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      letter-spacing:-.02em;
      color:var(--primary);
      white-space:nowrap;
    }
    .logo-mark{
      width:40px;height:40px;border-radius:16px;
      background:linear-gradient(135deg,var(--primary),var(--primary-3) 55%,var(--accent));
      position:relative;
      box-shadow:0 10px 24px rgba(91,36,91,.25);
      flex:0 0 auto;
    }
    .logo-mark:before{
      content:"";position:absolute;left:12px;top:10px;width:16px;height:18px;
      border:2px solid rgba(255,255,255,.9);
      border-top-left-radius:10px;border-top-right-radius:10px;
      border-bottom-left-radius:5px;border-bottom-right-radius:5px;
    }
    .logo-mark:after{
      content:"";position:absolute;left:17px;top:22px;width:6px;height:6px;border-radius:50%;background:#fff;
    }
    .logo-text{font-size:18px}
    .desktop-nav{
      display:flex;align-items:center;gap:6px;
      padding:6px;
      border:1px solid rgba(77,43,78,.09);
      background:rgba(255,255,255,.52);
      border-radius:999px;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.35);
    }
    .desktop-nav a{
      padding:10px 15px;
      border-radius:999px;
      color:#4e4050;
      font-size:14px;
      font-weight:700;
      transition:color .2s ease,background .2s ease,transform .2s ease;
    }
    .desktop-nav a:hover,.desktop-nav a.active{
      color:var(--primary);
      background:rgba(91,183,167,.13);
    }
    .header-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:12px 20px;border-radius:999px;
      font-weight:800;font-size:15px;
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background .22s ease,color .22s ease,opacity .22s ease;
      min-height:44px;
      text-decoration:none;
    }
    .btn .arrow{transition:transform .22s ease}
    .btn:hover{transform:translateY(-2px)}
    .btn:hover .arrow{transform:translateX(3px)}
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary-2),var(--accent));
      box-shadow:0 16px 30px rgba(126,61,115,.25);
    }
    .btn-primary:hover{box-shadow:0 20px 42px rgba(126,61,115,.32);color:#fff}
    .btn-secondary{
      color:var(--primary);
      background:rgba(255,255,255,.75);
      border:1px solid rgba(255,255,255,.35);
      box-shadow:0 12px 26px rgba(43,18,45,.10);
    }
    .btn-secondary:hover{background:#fff;border-color:rgba(91,183,167,.45);color:var(--primary)}
    .btn-outline{
      color:var(--primary);
      background:rgba(91,183,167,.10);
      border:1px solid rgba(91,183,167,.28);
    }
    .btn-outline:hover{background:rgba(91,183,167,.18);color:var(--primary)}
    .menu-toggle{
      display:none;
      width:46px;height:46px;border-radius:16px;
      background:#fff;border:1px solid var(--border);
      align-items:center;justify-content:center;
      box-shadow:0 10px 24px rgba(43,18,45,.08);
    }
    .menu-toggle span,.menu-toggle span:before,.menu-toggle span:after{
      display:block;width:20px;height:2px;background:var(--primary);border-radius:5px;transition:.22s ease;
      content:"";
    }
    .menu-toggle span:before{transform:translateY(-7px)}
    .menu-toggle span:after{transform:translateY(5px)}
    .menu-toggle.is-open span{background:transparent}
    .menu-toggle.is-open span:before{transform:rotate(45deg)}
    .menu-toggle.is-open span:after{transform:translateY(-2px) rotate(-45deg)}
    .mobile-panel{
      display:none;
      width:min(calc(100% - 40px),var(--container));
      margin:0 auto 14px;
      background:rgba(255,255,255,.95);
      border:1px solid var(--border);
      border-radius:24px;
      padding:14px;
      box-shadow:var(--shadow-soft);
    }
    .mobile-panel a{
      display:block;
      padding:13px 14px;
      border-radius:16px;
      color:var(--primary);
      font-weight:800;
      transition:background .2s ease,color .2s ease,transform .2s ease;
    }
    .mobile-panel a:hover{background:rgba(91,183,167,.12)}
    .mobile-panel .btn{margin-top:8px;width:100%}
    .article-hero{
      position:relative;
      padding:36px 0 30px;
      background:
        linear-gradient(135deg,rgba(53,19,53,.96),rgba(73,28,73,.9) 48%,rgba(111,57,100,.84)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      color:var(--light);
      overflow:hidden;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .article-hero:before{
      content:"";
      position:absolute;inset:0;
      background:
        radial-gradient(circle at 18% 20%, rgba(233,133,120,.22), transparent 22%),
        radial-gradient(circle at 80% 18%, rgba(91,183,167,.18), transparent 24%),
        linear-gradient(180deg, rgba(19,9,20,.08), rgba(19,9,20,.26));
      pointer-events:none;
    }
    .article-hero .container{position:relative;z-index:1}
    .breadcrumb-line{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:rgba(255,247,251,.78);
      font-size:13px;
      margin-bottom:16px;
    }
    .breadcrumb-line a{
      color:rgba(255,247,251,.92);
      transition:opacity .2s ease,color .2s ease;
    }
    .breadcrumb-line a:hover{color:#fff;opacity:1}
    .breadcrumb-line .sep{opacity:.5}
    .article-hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);
      gap:28px;
      align-items:center;
    }
    .hero-panel{
      display:flex;
      flex-direction:column;
      gap:16px;
      padding:8px 0 12px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:fit-content;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.14);
      color:#fff;
      font-weight:800;
      letter-spacing:.01em;
      font-size:13px;
      backdrop-filter:blur(12px);
    }
    .article-hero h1{
      margin:0;
      font-size:clamp(32px,4vw,54px);
      line-height:1.12;
      letter-spacing:-.04em;
      font-weight:900;
      max-width:12em;
      text-wrap:balance;
    }
    .hero-summary{
      margin:0;
      max-width:760px;
      color:rgba(255,247,251,.86);
      font-size:16px;
      line-height:1.86;
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      margin-top:4px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.11);
      border:1px solid rgba(255,255,255,.12);
      color:#fff;
      font-size:13px;
      font-weight:700;
      backdrop-filter:blur(12px);
    }
    .article-visual{
      position:relative;
      padding:20px;
      border-radius:32px;
      background:linear-gradient(180deg,rgba(255,255,255,.16),rgba(255,255,255,.06));
      border:1px solid rgba(255,255,255,.14);
      box-shadow:0 24px 60px rgba(28,10,31,.26);
      backdrop-filter:blur(18px);
      overflow:hidden;
    }
    .article-visual:before{
      content:"";
      position:absolute;
      inset:12px;
      border-radius:24px;
      background:radial-gradient(circle at 18% 20%, rgba(233,133,120,.16), transparent 25%), radial-gradient(circle at 84% 18%, rgba(91,183,167,.16), transparent 23%);
      pointer-events:none;
    }
    .article-cover{
      position:relative;
      margin:0;
      border-radius:28px;
      overflow:hidden;
      aspect-ratio:4 / 3;
      box-shadow:0 20px 50px rgba(24,8,24,.28);
      background:#2a122b;
    }
    .article-cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .4s ease;
    }
    .article-visual:hover .article-cover img{transform:scale(1.03)}
    .visual-badge{
      position:absolute;
      left:24px;
      top:24px;
      z-index:2;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      color:#fff;
      background:rgba(53,19,53,.72);
      border:1px solid rgba(255,255,255,.14);
      backdrop-filter:blur(12px);
      font-weight:800;
      font-size:13px;
    }
    .page-main{
      padding:34px 0 0;
    }
    .content-grid{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(300px,.55fr);
      gap:28px;
      align-items:start;
    }
    .article-card{
      background:var(--surface);
      border:1px solid var(--border);
      border-radius:28px;
      box-shadow:var(--shadow-soft);
    }
    .article-body{
      padding:28px;
    }
    .article-prose{
      max-width:840px;
      font-size:17px;
      line-height:1.88;
      color:#2d2430;
    }
    .article-prose > :first-child{margin-top:0}
    .article-prose > :last-child{margin-bottom:0}
    .article-prose h2,
    .article-prose h3,
    .article-prose h4{
      color:var(--primary);
      line-height:1.28;
      letter-spacing:-.03em;
      margin:2.1em 0 .8em;
      font-weight:900;
    }
    .article-prose h2{
      font-size:clamp(24px,2.2vw,32px);
      padding-left:14px;
      border-left:4px solid rgba(91,183,167,.85);
    }
    .article-prose h3{
      font-size:22px;
    }
    .article-prose p{margin:0 0 1.1em}
    .article-prose a{
      color:var(--primary-3);
      text-decoration:none;
      border-bottom:1px solid rgba(126,61,115,.28);
      transition:border-color .2s ease,color .2s ease,opacity .2s ease;
    }
    .article-prose a:hover{
      color:var(--primary);
      border-color:rgba(91,183,167,.68);
    }
    .article-prose strong{color:var(--primary)}
    .article-prose ul,
    .article-prose ol{
      padding-left:1.35em;
      margin:0 0 1.2em;
    }
    .article-prose li{margin:.45em 0}
    .article-prose blockquote{
      margin:1.4em 0;
      padding:18px 20px;
      border-radius:20px;
      background:var(--surface-soft);
      border-left:4px solid rgba(233,133,120,.95);
      color:#453947;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.7);
    }
    .article-prose figure{
      margin:1.6em 0;
      overflow:hidden;
      border-radius:22px;
      background:#f3edf4;
      border:1px solid rgba(77,43,78,.11);
      box-shadow:0 14px 32px rgba(53,19,53,.08);
    }
    .article-prose figure img{
      width:100%;
      height:auto;
    }
    .article-prose figcaption{
      padding:10px 14px 14px;
      font-size:13px;
      color:var(--muted);
      text-align:center;
    }
    .article-prose table{
      width:100%;
      border-collapse:collapse;
      display:block;
      overflow-x:auto;
      margin:1.5em 0;
      background:#fff;
      border-radius:18px;
      border:1px solid var(--border);
      box-shadow:0 12px 30px rgba(53,19,53,.06);
    }
    .article-prose table th,
    .article-prose table td{
      padding:12px 14px;
      border-bottom:1px solid rgba(77,43,78,.08);
      text-align:left;
      white-space:nowrap;
    }
    .article-prose table th{
      color:var(--primary);
      background:rgba(91,183,167,.08);
      font-weight:800;
    }
    .article-prose code{
      padding:.15em .45em;
      border-radius:8px;
      background:rgba(91,183,167,.12);
      color:var(--primary);
      font-size:.95em;
    }
    .article-prose pre{
      overflow:auto;
      padding:16px 18px;
      border-radius:20px;
      background:#1f1520;
      color:#f6eff7;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
      margin:1.4em 0;
    }
    .article-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
      padding-top:22px;
      border-top:1px solid rgba(77,43,78,.10);
    }
    .side-column{
      position:relative;
      display:flex;
      flex-direction:column;
      gap:16px;
    }
    .side-card{
      position:sticky;
      top:96px;
      padding:22px;
      border-radius:26px;
      background:var(--surface);
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
    }
    .side-card + .side-card{position:relative;top:auto}
    .side-title{
      margin:0 0 12px;
      color:var(--primary);
      font-size:18px;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .side-text{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.72;
    }
    .info-list{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .info-item{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:12px 14px;
      border-radius:18px;
      background:var(--surface-soft);
      border:1px solid rgba(77,43,78,.08);
      color:#413445;
      font-size:14px;
      line-height:1.6;
    }
    .info-dot{
      width:10px;height:10px;border-radius:50%;
      margin-top:6px;
      background:linear-gradient(135deg,var(--mint),var(--accent));
      box-shadow:0 0 0 4px rgba(91,183,167,.10);
      flex:0 0 auto;
    }
    .meta-stack{
      display:grid;
      gap:12px;
      margin-top:14px;
    }
    .meta-box{
      padding:14px 16px;
      border-radius:18px;
      background:linear-gradient(180deg,rgba(91,183,167,.08),rgba(233,133,120,.05));
      border:1px solid rgba(77,43,78,.08);
    }
    .meta-label{
      display:block;
      margin-bottom:6px;
      color:var(--muted);
      font-size:12px;
      letter-spacing:.02em;
    }
    .meta-value{
      color:var(--primary);
      font-weight:800;
      font-size:14px;
      line-height:1.55;
    }
    .side-links{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .side-link{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:13px 14px;
      border-radius:18px;
      background:#fff;
      border:1px solid rgba(77,43,78,.08);
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background .22s ease;
      color:var(--primary);
      font-weight:800;
      font-size:14px;
    }
    .side-link:hover{
      transform:translateY(-2px);
      box-shadow:0 14px 24px rgba(64,31,65,.08);
      border-color:rgba(91,183,167,.42);
      background:rgba(91,183,167,.07);
    }
    .side-link .arrow{transition:transform .22s ease;color:var(--mint)}
    .side-link:hover .arrow{transform:translateX(3px)}
    .faq-list{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .faq-item{
      border-radius:18px;
      border:1px solid rgba(77,43,78,.08);
      background:var(--surface-soft);
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:14px 16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      color:var(--primary);
      font-weight:800;
      font-size:14px;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary .toggle{
      width:24px;height:24px;border-radius:50%;
      background:rgba(91,183,167,.12);
      position:relative;
      flex:0 0 auto;
    }
    .faq-item summary .toggle:before,
    .faq-item summary .toggle:after{
      content:"";
      position:absolute;
      inset:50% auto auto 50%;
      width:10px;height:2px;
      background:var(--primary);
      border-radius:2px;
      transform:translate(-50%,-50%);
    }
    .faq-item summary .toggle:after{
      transform:translate(-50%,-50%) rotate(90deg);
      transition:transform .22s ease,opacity .22s ease;
    }
    .faq-item[open] summary .toggle:after{transform:translate(-50%,-50%) rotate(0deg);opacity:0}
    .faq-item .faq-body{
      padding:0 16px 14px;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }
    .continue-section{
      padding:26px 0 10px;
    }
    .continue-banner{
      border-radius:32px;
      padding:26px;
      background:linear-gradient(135deg,rgba(53,19,53,.98),rgba(91,36,91,.94) 52%,rgba(126,61,115,.9));
      color:#fff;
      box-shadow:0 24px 54px rgba(47,17,49,.18);
      overflow:hidden;
      position:relative;
    }
    .continue-banner:before{
      content:"";
      position:absolute;
      inset:-20% auto auto 62%;
      width:260px;height:260px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(233,133,120,.22), transparent 64%);
      pointer-events:none;
    }
    .continue-grid{
      position:relative;
      display:grid;
      grid-template-columns:minmax(0,1fr) auto;
      gap:20px;
      align-items:center;
    }
    .continue-banner h2{
      margin:10px 0 10px;
      font-size:clamp(24px,2.6vw,36px);
      line-height:1.18;
      letter-spacing:-.03em;
      font-weight:900;
    }
    .continue-banner p{
      margin:0;
      max-width:760px;
      color:rgba(255,247,251,.84);
      line-height:1.8;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }
    .empty-state{
      min-height:48vh;
      display:grid;
      place-items:center;
      padding:34px 0 22px;
    }
    .empty-card{
      width:min(100%,700px);
      padding:34px;
      border-radius:30px;
      background:var(--surface);
      border:1px solid var(--border);
      box-shadow:var(--shadow);
      text-align:center;
    }
    .empty-icon{
      width:68px;height:68px;border-radius:24px;
      margin:0 auto 16px;
      background:linear-gradient(135deg,rgba(91,183,167,.18),rgba(233,133,120,.14));
      position:relative;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.8);
    }
    .empty-icon:before{
      content:"";
      position:absolute;
      left:50%;top:50%;
      width:24px;height:24px;
      transform:translate(-50%,-50%);
      border-radius:8px;
      border:2px solid var(--primary-3);
      box-shadow:inset 0 0 0 2px rgba(255,255,255,.45);
    }
    .empty-card h1,
    .empty-card h2{
      margin:0;
      color:var(--primary);
      font-size:clamp(28px,3vw,40px);
      line-height:1.18;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .empty-card p{
      margin:14px auto 0;
      max-width:520px;
      color:var(--muted);
      line-height:1.8;
    }
    .empty-card .btn{margin-top:22px}
    .site-footer{
      margin-top:36px;
      padding:34px 0 22px;
      background:linear-gradient(180deg,#2b102b,#1d0b1f);
      color:rgba(255,247,251,.88);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .9fr;
      gap:28px;
      align-items:start;
    }
    .site-footer .logo{color:#fff}
    .site-footer .logo-mark{box-shadow:0 10px 24px rgba(0,0,0,.26)}
    .footer-desc{
      margin:14px 0 0;
      max-width:360px;
      color:rgba(255,247,251,.74);
      line-height:1.8;
      font-size:14px;
    }
    .footer-title{
      font-size:16px;
      font-weight:900;
      margin-bottom:12px;
      color:#fff;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,247,251,.78);
      font-weight:700;
      transition:color .2s ease,transform .2s ease;
      width:fit-content;
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(2px);
    }
    .footer-note{
      color:rgba(255,247,251,.72);
      line-height:1.8;
      font-size:14px;
      max-width:320px;
    }
    .copyright{
      margin-top:26px;
      padding-top:16px;
      border-top:1px solid rgba(255,255,255,.10);
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      justify-content:space-between;
      color:rgba(255,247,251,.62);
      font-size:13px;
    }
    .copyright span:last-child{opacity:.92}
    .spacer-line{
      height:1px;
      background:linear-gradient(90deg,transparent,rgba(77,43,78,.16),transparent);
      margin:22px 0;
    }
    @media (max-width: 1199.98px){
      .article-hero-grid,
      .content-grid,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .article-hero h1{max-width:none}
      .side-card{position:relative;top:auto}
      .continue-grid{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width: 991.98px){
      .desktop-nav,.desktop-cta{display:none}
      .menu-toggle{display:inline-flex}
      .mobile-panel.is-open{display:block}
      .article-hero{padding-top:24px}
      .hero-panel{padding-bottom:0}
      .article-body{padding:22px}
      .continue-banner{padding:22px}
    }
    @media (max-width: 767.98px){
      .container{width:min(calc(100% - 28px),var(--container))}
      .nav-wrap{min-height:68px}
      .logo-text{font-size:16px}
      .logo-mark{width:36px;height:36px;border-radius:14px}
      .article-hero{padding-bottom:22px}
      .article-hero h1{font-size:clamp(28px,8vw,38px)}
      .hero-summary{font-size:15px}
      .article-visual{padding:14px;border-radius:26px}
      .article-body{padding:18px}
      .article-prose{font-size:16px;line-height:1.86}
      .article-prose h2{padding-left:12px}
      .side-card{padding:18px}
      .continue-section{padding-top:18px}
      .continue-banner{border-radius:26px}
      .empty-card{padding:24px;border-radius:24px}
      .site-footer{padding-top:28px}
      .copyright{flex-direction:column}
    }
    @media (max-width: 520px){
      .container{width:min(calc(100% - 20px),var(--container))}
      .breadcrumb-line{gap:6px;font-size:12px}
      .meta-row{gap:8px}
      .chip{font-size:12px;padding:7px 10px}
      .btn{width:100%;justify-content:center}
      .article-actions .btn{width:auto;flex:1 1 100%}
      .continue-banner h2{font-size:24px}
      .faq-item summary{padding:13px 14px}
      .faq-item .faq-body{padding:0 14px 13px}
      .side-link{padding:12px 13px}
      .article-prose blockquote,
      .article-prose figure,
      .article-prose table{border-radius:18px}
      .empty-card h1,.empty-card h2{font-size:26px}
    }

/* 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}