/* roulang page: index */
:root{
      --primary:#17111F;
      --primary-2:#24152F;
      --accent:#C84CFF;
      --accent-soft:rgba(200,76,255,.14);
      --coral:#FF6B7A;
      --coral-soft:rgba(255,107,122,.16);
      --bg:#F7F4FA;
      --card:#FFFFFF;
      --text:#26212C;
      --muted:#6F6678;
      --border:#E7DDED;
      --line:rgba(231,221,237,.85);
      --shadow:0 22px 60px rgba(23,17,31,.12);
      --shadow-sm:0 12px 34px rgba(23,17,31,.08);
      --radius-lg:26px;
      --radius-md:20px;
      --radius-sm:14px;
      --container:1220px;
      --ease:180ms ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 9% 8%, rgba(200,76,255,.12), transparent 28%),
        radial-gradient(circle at 92% 18%, rgba(255,107,122,.12), transparent 26%),
        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}
    .container{width:min(var(--container), calc(100% - 64px));margin:0 auto}
    .section{padding:86px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 12px;border:1px solid rgba(200,76,255,.28);
      background:var(--accent-soft);color:#7D24A8;
      border-radius:999px;font-size:13px;font-weight:700;line-height:1.2;
    }
    .eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px rgba(200,76,255,.13)}
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(34px,5.1vw,56px);
      line-height:1.12;
      letter-spacing:-.04em;
      font-weight:800;
      margin-bottom:22px;
      color:#fff;
    }
    h2{font-size:clamp(26px,3.2vw,38px);line-height:1.2;letter-spacing:-.03em;margin-bottom:12px}
    h3{font-size:21px;line-height:1.35;margin-bottom:10px}
    .lead{font-size:18px;color:rgba(255,255,255,.78);max-width:720px}
    .muted{color:var(--muted)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:48px;padding:0 22px;border-radius:999px;
      font-weight:800;letter-spacing:.01em;
      transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
      outline:none;
      white-space:nowrap;
    }
    .btn:focus-visible{box-shadow:0 0 0 4px rgba(200,76,255,.24)}
    .btn:active{transform:translateY(0) scale(.98)}
    .btn-primary{background:linear-gradient(135deg,var(--accent),#E889FF);color:#fff;box-shadow:0 12px 32px rgba(200,76,255,.28)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 46px rgba(200,76,255,.36)}
    .btn-secondary{border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff}
    .btn-secondary:hover{transform:translateY(-2px);background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.36)}
    .btn-light{background:#fff;color:var(--primary);box-shadow:var(--shadow-sm)}
    .btn-light:hover{transform:translateY(-2px);color:#8D28BF;box-shadow:var(--shadow)}
    .btn-ghost{border:1px solid var(--border);background:#fff;color:var(--text)}
    .btn-ghost:hover{border-color:rgba(200,76,255,.42);color:#8D28BF;transform:translateY(-2px)}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(23,17,31,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .nav{height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand-mark{
      width:42px;height:42px;border-radius:15px;
      background:
        radial-gradient(circle at 34% 28%, #fff 0 8%, transparent 9%),
        linear-gradient(135deg,var(--accent),var(--coral));
      box-shadow:0 12px 26px rgba(200,76,255,.28);
      position:relative;flex:0 0 auto;
    }
    .brand-mark::after{
      content:"";position:absolute;left:16px;top:12px;
      border-left:12px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent;
      filter:drop-shadow(0 2px 4px rgba(23,17,31,.18));
    }
    .brand-text{font-weight:900;color:#fff;letter-spacing:-.03em;font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:310px}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{
      color:rgba(255,255,255,.76);
      padding:9px 13px;border-radius:999px;
      font-size:14px;font-weight:700;
      transition:background var(--ease),color var(--ease),transform var(--ease);
      position:relative;
    }
    .nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.1)}
    .nav-links a:focus-visible{outline:3px solid rgba(200,76,255,.35);outline-offset:3px}
    .nav-action{display:flex;align-items:center;gap:12px}
    .menu-toggle{
      display:none;width:44px;height:44px;border-radius:14px;
      background:rgba(255,255,255,.09);color:#fff;
      align-items:center;justify-content:center;
    }
    .menu-toggle span,.menu-toggle::before,.menu-toggle::after{
      content:"";display:block;width:20px;height:2px;background:#fff;border-radius:5px;transition:var(--ease)
    }
    .menu-toggle{flex-direction:column;gap:5px}
    .hero{
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(90deg, rgba(18,13,24,.93), rgba(36,21,47,.86)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      color:#fff;
      padding:86px 0 74px;
    }
    .hero::before{
      content:"";position:absolute;inset:-20%;
      background:
        radial-gradient(circle at 18% 16%, rgba(200,76,255,.32), transparent 29%),
        radial-gradient(circle at 78% 36%, rgba(255,107,122,.22), transparent 27%),
        linear-gradient(180deg, transparent, rgba(18,13,24,.58));
      pointer-events:none;
    }
    .hero-grid{
      position:relative;z-index:1;
      display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center;
    }
    .hero-copy{max-width:660px}
    .hero-badge{
      display:inline-flex;align-items:center;gap:10px;
      padding:9px 14px;border:1px solid rgba(255,255,255,.16);
      background:rgba(255,255,255,.08);border-radius:999px;
      color:rgba(255,255,255,.86);font-size:14px;font-weight:800;
      margin-bottom:22px;
    }
    .hero-badge strong{color:#fff}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:30px 0 18px}
    .safe-note{
      display:flex;align-items:flex-start;gap:10px;
      color:rgba(255,255,255,.68);font-size:13px;max-width:620px;
    }
    .safe-note b{color:#fff}
    .hero-board{
      position:relative;
      border:1px solid rgba(255,255,255,.16);
      border-radius:32px;
      background:rgba(255,255,255,.08);
      box-shadow:0 28px 90px rgba(0,0,0,.32);
      padding:16px;
      backdrop-filter:blur(14px);
    }
    .stage{
      min-height:442px;
      border-radius:24px;
      overflow:hidden;
      background:
        linear-gradient(180deg,rgba(18,13,24,.1),rgba(18,13,24,.86)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      position:relative;
    }
    .stage-top{
      position:absolute;left:18px;right:18px;top:18px;
      display:flex;justify-content:space-between;gap:12px;align-items:center;
    }
    .pill{
      display:inline-flex;align-items:center;gap:7px;
      padding:8px 11px;border-radius:999px;
      background:rgba(18,13,24,.72);
      color:#fff;font-size:12px;font-weight:800;
      border:1px solid rgba(255,255,255,.14);
      backdrop-filter:blur(10px);
    }
    .pill.hot{background:rgba(255,107,122,.9)}
    .play-ring{
      position:absolute;left:50%;top:47%;transform:translate(-50%,-50%);
      width:82px;height:82px;border-radius:50%;
      display:grid;place-items:center;
      background:rgba(255,255,255,.16);
      border:1px solid rgba(255,255,255,.25);
      backdrop-filter:blur(14px);
      box-shadow:0 18px 48px rgba(0,0,0,.28);
    }
    .play-ring::after{
      content:"";margin-left:5px;border-left:20px solid #fff;border-top:13px solid transparent;border-bottom:13px solid transparent;
    }
    .stage-bottom{
      position:absolute;left:18px;right:18px;bottom:18px;
      display:grid;grid-template-columns:1fr auto;gap:14px;align-items:end;
    }
    .stage-title{font-size:24px;line-height:1.25;font-weight:900;margin:0;color:#fff}
    .stage-desc{margin:8px 0 0;color:rgba(255,255,255,.72);font-size:14px}
    .mini-stack{display:grid;gap:10px;width:176px}
    .mini-card{
      display:flex;gap:10px;align-items:center;
      padding:10px;border-radius:16px;
      background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12);
      backdrop-filter:blur(12px);
    }
    .mini-thumb{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--coral));flex:0 0 auto}
    .mini-card span{font-size:12px;color:rgba(255,255,255,.72);display:block;line-height:1.25}
    .mini-card b{display:block;color:#fff;font-size:13px;line-height:1.25;margin-bottom:2px}
    .info-strip{margin-top:-32px;position:relative;z-index:3}
    .strip-grid{
      display:grid;grid-template-columns:repeat(4,1fr);
      background:#fff;border:1px solid var(--border);
      border-radius:24px;box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .strip-item{padding:24px;border-right:1px solid var(--border);display:flex;gap:14px;align-items:flex-start}
    .strip-item:last-child{border-right:0}
    .strip-icon{
      width:42px;height:42px;border-radius:15px;
      display:grid;place-items:center;
      background:var(--accent-soft);color:#922BC2;font-weight:900;flex:0 0 auto;
    }
    .strip-item h3{font-size:17px;margin:0 0 4px}
    .strip-item p{font-size:14px;color:var(--muted);margin:0;line-height:1.55}
    .updates-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:26px;align-items:start}
    .updates-list{display:grid;gap:16px}
    .post-card{
      display:grid;grid-template-columns:168px 1fr;gap:18px;
      padding:16px;background:var(--card);border:1px solid var(--border);
      border-radius:24px;box-shadow:0 10px 30px rgba(23,17,31,.05);
      transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
      overflow:hidden;
    }
    .post-card:hover{transform:translateY(-3px);border-color:rgba(200,76,255,.42);box-shadow:var(--shadow-sm)}
    .post-card:focus-visible{outline:4px solid rgba(200,76,255,.22);outline-offset:3px}
    .post-cover{
      min-height:126px;border-radius:18px;overflow:hidden;
      background:#24152F;position:relative;
    }
    .post-cover img{width:100%;height:100%;object-fit:cover;transition:transform 260ms ease;opacity:.88}
    .post-card:hover .post-cover img{transform:scale(1.05)}
    .post-cover::after{
      content:"";position:absolute;inset:0;
      background:linear-gradient(180deg,transparent,rgba(18,13,24,.45));
    }
    .post-play{
      position:absolute;left:14px;bottom:13px;z-index:1;
      width:34px;height:34px;border-radius:50%;
      background:rgba(255,255,255,.88);
      display:grid;place-items:center;
    }
    .post-play::after{content:"";margin-left:3px;border-left:10px solid var(--primary);border-top:7px solid transparent;border-bottom:7px solid transparent}
    .post-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:8px}
    .tag{
      display:inline-flex;align-items:center;
      min-height:26px;padding:0 9px;border-radius:999px;
      background:var(--coral-soft);color:#B93746;
      font-size:12px;font-weight:800;
    }
    .time{font-size:13px;color:var(--muted)}
    .post-card h3{font-size:21px;margin-bottom:7px}
    .post-card p{color:var(--muted);font-size:15px;line-height:1.7;margin-bottom:12px}
    .read-link{
      display:inline-flex;align-items:center;gap:6px;
      color:#8D28BF;font-weight:900;font-size:14px;
    }
    .read-link::after{content:"→";transition:transform var(--ease)}
    .post-card:hover .read-link::after{transform:translateX(4px)}
    .updates-aside{
      position:sticky;top:94px;
      background:linear-gradient(180deg,#fff,#FCF8FF);
      border:1px solid var(--border);border-radius:26px;
      padding:24px;box-shadow:var(--shadow-sm);
    }
    .aside-cover{
      border-radius:20px;overflow:hidden;margin-bottom:18px;position:relative;background:#17111F;
    }
    .aside-cover img{height:190px;width:100%;object-fit:cover;opacity:.86}
    .aside-cover .tag{position:absolute;left:14px;top:14px;background:rgba(200,76,255,.9);color:#fff}
    .aside-list{display:grid;gap:12px;margin-top:18px}
    .aside-row{display:flex;gap:11px;padding:12px;border-radius:16px;background:#fff;border:1px solid var(--line)}
    .aside-row b{font-size:14px;line-height:1.4}
    .aside-row span{font-size:12px;color:var(--muted)}
    .dot{width:10px;height:10px;border-radius:50%;background:var(--accent);margin-top:7px;flex:0 0 auto}
    .empty-state{
      background:#fff;border:1px dashed rgba(200,76,255,.45);
      border-radius:24px;padding:34px;text-align:center;color:var(--muted);
      box-shadow:var(--shadow-sm);
    }
    .empty-state .empty-icon{
      width:58px;height:58px;margin:0 auto 14px;border-radius:20px;
      display:grid;place-items:center;background:var(--accent-soft);color:#8D28BF;font-size:26px;
    }
    .experience{
      background:linear-gradient(180deg,rgba(255,255,255,.54),rgba(255,255,255,0));
    }
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
    .step-card{
      position:relative;background:#fff;border:1px solid var(--border);
      border-radius:24px;padding:24px;box-shadow:0 10px 28px rgba(23,17,31,.05);
      transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
    }
    .step-card:hover{transform:translateY(-3px);border-color:rgba(200,76,255,.4);box-shadow:var(--shadow-sm)}
    .step-num{
      width:42px;height:42px;border-radius:15px;
      display:grid;place-items:center;
      background:var(--primary);color:#fff;font-weight:900;margin-bottom:18px;
      box-shadow:0 10px 24px rgba(23,17,31,.16);
    }
    .step-card:nth-child(even) .step-num{background:linear-gradient(135deg,var(--accent),var(--coral))}
    .features-grid{
      display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px;
      grid-auto-rows:minmax(190px,auto);
    }
    .feature-card{
      position:relative;overflow:hidden;
      background:#fff;border:1px solid var(--border);
      border-radius:26px;padding:26px;box-shadow:0 10px 28px rgba(23,17,31,.05);
      transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
    }
    .feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:rgba(200,76,255,.4)}
    .feature-card.big{grid-row:span 2;color:#fff;background:#17111F;min-height:400px;display:flex;flex-direction:column;justify-content:flex-end}
    .feature-card.big::before{
      content:"";position:absolute;inset:0;background:url('/assets/images/coverpic/cover-2.webp') center/cover no-repeat;opacity:.68;transition:transform 260ms ease;
    }
    .feature-card.big:hover::before{transform:scale(1.04)}
    .feature-card.big::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,13,24,.05),rgba(18,13,24,.88))}
    .feature-card.big > *{position:relative;z-index:1}
    .feature-card.big p{color:rgba(255,255,255,.76)}
    .feature-icon{
      width:48px;height:48px;border-radius:17px;
      display:grid;place-items:center;background:var(--accent-soft);
      color:#8D28BF;font-weight:900;font-size:20px;margin-bottom:18px;
    }
    .feature-card p{color:var(--muted);margin-bottom:0}
    .proof-band{
      padding:46px 0;
      background:var(--primary);
      color:#fff;
      position:relative;overflow:hidden;
    }
    .proof-band::before{
      content:"";position:absolute;inset:0;
      background:
        radial-gradient(circle at 18% 30%,rgba(200,76,255,.24),transparent 28%),
        radial-gradient(circle at 82% 58%,rgba(255,107,122,.2),transparent 28%);
    }
    .proof-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
    .proof-item{
      padding:22px;border-radius:22px;
      background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
    }
    .proof-item strong{display:block;font-size:28px;line-height:1.1;margin-bottom:8px}
    .proof-item span{color:rgba(255,255,255,.72)}
    .notice-card{
      display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center;
      background:#fff;border:1px solid var(--border);border-radius:30px;
      padding:22px;box-shadow:var(--shadow-sm);
    }
    .notice-media{
      border-radius:24px;overflow:hidden;min-height:318px;
      background:linear-gradient(180deg,rgba(18,13,24,.05),rgba(18,13,24,.55)),url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;
      position:relative;
    }
    .notice-media .pill{position:absolute;left:18px;top:18px}
    .notice-content{padding:14px 18px}
    .check-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:12px}
    .check-list li{display:flex;gap:11px;align-items:flex-start;color:var(--muted)}
    .check-list li::before{
      content:"✓";width:22px;height:22px;border-radius:50%;
      background:var(--accent-soft);color:#8D28BF;
      display:inline-grid;place-items:center;font-weight:900;flex:0 0 auto;margin-top:3px;
    }
    .faq-wrap{display:grid;grid-template-columns:360px 1fr;gap:30px;align-items:start}
    .faq-list{display:grid;gap:13px}
    .faq-item{
      background:#fff;border:1px solid var(--border);border-radius:20px;
      overflow:hidden;box-shadow:0 8px 22px rgba(23,17,31,.04);
    }
    .faq-question{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
      padding:20px 22px;background:#fff;color:var(--text);font-weight:900;text-align:left;
      transition:background var(--ease),color var(--ease);
    }
    .faq-question:hover{background:#FCF8FF;color:#8D28BF}
    .faq-question:focus-visible{outline:4px solid rgba(200,76,255,.22);outline-offset:-4px}
    .faq-question .plus{
      width:28px;height:28px;border-radius:50%;background:var(--accent-soft);
      color:#8D28BF;display:grid;place-items:center;flex:0 0 auto;
      transition:transform var(--ease);
    }
    .faq-answer{display:none;padding:0 22px 20px;color:var(--muted)}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .plus{transform:rotate(45deg)}
    .cta-panel{
      position:relative;overflow:hidden;
      background:
        linear-gradient(135deg,rgba(23,17,31,.96),rgba(36,21,47,.95)),
        url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
      border-radius:34px;padding:50px;
      color:#fff;box-shadow:0 28px 78px rgba(23,17,31,.18);
    }
    .cta-panel::before{
      content:"";position:absolute;right:-90px;top:-110px;width:310px;height:310px;border-radius:50%;
      background:rgba(200,76,255,.27);filter:blur(10px);
    }
    .cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .cta-panel h2{color:#fff;margin-bottom:10px}
    .cta-panel p{color:rgba(255,255,255,.72);max-width:680px;margin-bottom:0}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .site-footer{
      background:#120D18;color:#fff;padding:54px 0 28px;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:30px;padding-bottom:34px}
    .footer-brand{font-size:20px;font-weight:900;margin-bottom:12px}
    .footer-desc{color:rgba(255,255,255,.68);max-width:520px;margin:0}
    .footer-title{font-weight:900;margin-bottom:12px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:rgba(255,255,255,.68);transition:color var(--ease),transform var(--ease)}
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{
      border-top:1px solid rgba(255,255,255,.1);
      padding-top:22px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
      color:rgba(255,255,255,.58);font-size:13px;
    }
    @media (max-width:1100px){
      .container{width:min(var(--container), calc(100% - 48px))}
      .hero-grid{grid-template-columns:1fr;gap:34px}
      .hero-board{max-width:760px}
      .strip-grid{grid-template-columns:repeat(2,1fr)}
      .strip-item:nth-child(2){border-right:0}
      .strip-item:nth-child(-n+2){border-bottom:1px solid var(--border)}
      .updates-layout{grid-template-columns:1fr}
      .updates-aside{position:static}
      .timeline{grid-template-columns:repeat(2,1fr)}
      .features-grid{grid-template-columns:1fr 1fr}
      .feature-card.big{grid-column:span 2}
      .faq-wrap{grid-template-columns:1fr}
    }
    @media (max-width:820px){
      .nav{height:68px}
      .nav-links{
        position:absolute;left:24px;right:24px;top:78px;
        display:none;flex-direction:column;align-items:stretch;
        padding:14px;background:rgba(23,17,31,.96);
        border:1px solid rgba(255,255,255,.12);border-radius:20px;box-shadow:var(--shadow);
      }
      .nav-links.open{display:flex}
      .nav-links a{padding:12px 14px}
      .menu-toggle{display:flex}
      .nav-action .btn{display:none}
      .hero{padding:58px 0 56px}
      .stage{min-height:350px}
      .stage-bottom{grid-template-columns:1fr}
      .mini-stack{width:auto;grid-template-columns:1fr 1fr}
      .section{padding:62px 0}
      .section-head{display:block}
      .post-card{grid-template-columns:1fr}
      .post-cover{min-height:210px}
      .notice-card{grid-template-columns:1fr}
      .proof-grid{grid-template-columns:1fr}
      .cta-inner{display:block}
      .cta-actions{justify-content:flex-start;margin-top:24px}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:560px){
      .container{width:calc(100% - 32px)}
      .brand-text{max-width:214px;font-size:15px}
      .hero-actions,.cta-actions{display:grid;grid-template-columns:1fr}
      .btn{width:100%}
      .strip-grid{grid-template-columns:1fr}
      .strip-item{border-right:0!important;border-bottom:1px solid var(--border)}
      .strip-item:last-child{border-bottom:0}
      .timeline{grid-template-columns:1fr}
      .features-grid{grid-template-columns:1fr}
      .feature-card.big{grid-column:auto;min-height:330px}
      .mini-stack{grid-template-columns:1fr}
      .stage-title{font-size:21px}
      .post-cover{min-height:180px}
      .notice-media{min-height:240px}
      .cta-panel{padding:34px 22px;border-radius:26px}
      .footer-bottom{display:block}
      h1{letter-spacing:-.02em}
    }

/* roulang page: article */
:root{
      --primary:#17111F;
      --primary-2:#24152F;
      --accent:#C84CFF;
      --accent-soft:rgba(200,76,255,.14);
      --coral:#FF6B7A;
      --coral-soft:rgba(255,107,122,.16);
      --bg:#F7F4FA;
      --card:#FFFFFF;
      --text:#26212C;
      --muted:#6F6678;
      --border:#E7DDED;
      --line:rgba(231,221,237,.85);
      --shadow:0 22px 60px rgba(23,17,31,.12);
      --shadow-sm:0 12px 34px rgba(23,17,31,.08);
      --radius-lg:26px;
      --radius-md:20px;
      --radius-sm:14px;
      --container:1220px;
      --ease:180ms ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 9% 8%, rgba(200,76,255,.12), transparent 28%),
        radial-gradient(circle at 92% 18%, rgba(255,107,122,.12), transparent 26%),
        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}
    .container{width:min(var(--container), calc(100% - 64px));margin:0 auto}
    .section{padding:76px 0}
    .muted{color:var(--muted)}

    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 12px;border:1px solid rgba(200,76,255,.28);
      background:var(--accent-soft);color:#7D24A8;
      border-radius:999px;font-size:13px;font-weight:800;line-height:1.2;
    }
    .eyebrow::before{
      content:"";width:7px;height:7px;border-radius:50%;
      background:var(--accent);box-shadow:0 0 0 5px rgba(200,76,255,.13)
    }

    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:48px;padding:0 22px;border-radius:999px;
      font-weight:800;letter-spacing:.01em;
      transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
      outline:none;white-space:nowrap;
    }
    .btn:focus-visible{box-shadow:0 0 0 4px rgba(200,76,255,.24)}
    .btn:active{transform:translateY(0) scale(.98)}
    .btn-primary{
      background:linear-gradient(135deg,var(--accent),#E889FF);
      color:#fff;box-shadow:0 12px 32px rgba(200,76,255,.28)
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 46px rgba(200,76,255,.36);color:#fff}
    .btn-secondary{
      border:1px solid rgba(255,255,255,.22);
      background:rgba(255,255,255,.08);color:#fff
    }
    .btn-secondary:hover{transform:translateY(-2px);background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.36);color:#fff}
    .btn-light{background:#fff;color:var(--primary);box-shadow:var(--shadow-sm)}
    .btn-light:hover{transform:translateY(-2px);color:#8D28BF;box-shadow:var(--shadow)}
    .btn-ghost{border:1px solid var(--border);background:#fff;color:var(--text)}
    .btn-ghost:hover{border-color:rgba(200,76,255,.42);color:#8D28BF;transform:translateY(-2px)}

    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(23,17,31,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .nav{height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand-mark{
      width:42px;height:42px;border-radius:15px;
      background:
        radial-gradient(circle at 34% 28%, #fff 0 8%, transparent 9%),
        linear-gradient(135deg,var(--accent),var(--coral));
      box-shadow:0 12px 26px rgba(200,76,255,.28);
      position:relative;flex:0 0 auto;
    }
    .brand-mark::after{
      content:"";position:absolute;left:16px;top:12px;
      border-left:12px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent;
      filter:drop-shadow(0 2px 4px rgba(23,17,31,.18));
    }
    .brand-text{
      font-weight:900;color:#fff;letter-spacing:-.03em;
      font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:310px
    }
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{
      color:rgba(255,255,255,.76);
      padding:9px 13px;border-radius:999px;
      font-size:14px;font-weight:700;
      transition:background var(--ease),color var(--ease),transform var(--ease);
      position:relative;
    }
    .nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.1)}
    .nav-links a:focus-visible{outline:3px solid rgba(200,76,255,.35);outline-offset:3px}
    .nav-action{display:flex;align-items:center;gap:12px}
    .menu-toggle{
      display:none;width:44px;height:44px;border-radius:14px;
      background:rgba(255,255,255,.09);color:#fff;
      align-items:center;justify-content:center;flex-direction:column;gap:5px;
    }
    .menu-toggle span,.menu-toggle::before,.menu-toggle::after{
      content:"";display:block;width:20px;height:2px;background:#fff;border-radius:5px;transition:var(--ease)
    }
    .menu-toggle.is-open span{opacity:0}
    .menu-toggle.is-open::before{transform:translateY(7px) rotate(45deg)}
    .menu-toggle.is-open::after{transform:translateY(-7px) rotate(-45deg)}

    .article-hero{
      position:relative;
      overflow:hidden;
      color:#fff;
      background:
        linear-gradient(90deg, rgba(18,13,24,.94), rgba(36,21,47,.82)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      padding:48px 0 58px;
    }
    .article-hero::before{
      content:"";position:absolute;inset:-20%;
      background:
        radial-gradient(circle at 12% 18%, rgba(200,76,255,.35), transparent 30%),
        radial-gradient(circle at 82% 30%, rgba(255,107,122,.24), transparent 28%),
        linear-gradient(180deg, transparent, rgba(18,13,24,.55));
      pointer-events:none;
    }
    .article-hero .container{position:relative;z-index:1}
    .breadcrumb-wrap{
      display:flex;align-items:center;gap:9px;flex-wrap:wrap;
      font-size:14px;color:rgba(255,255,255,.72);margin-bottom:26px;
    }
    .breadcrumb-wrap a{
      color:rgba(255,255,255,.78);
      transition:color var(--ease),transform var(--ease);
    }
    .breadcrumb-wrap a:hover{color:#fff;transform:translateY(-1px)}
    .breadcrumb-sep{opacity:.46}
    .breadcrumb-current{
      max-width:560px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#fff;
    }
    .article-title-grid{
      display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:42px;align-items:end;
    }
    .article-title-area h1{
      margin:18px 0 18px;
      font-size:clamp(31px,4.1vw,52px);
      line-height:1.14;font-weight:900;letter-spacing:-.045em;
      max-width:920px;
    }
    .article-summary{
      margin:0;max-width:840px;
      color:rgba(255,255,255,.78);font-size:17px;line-height:1.8;
    }
    .article-meta{
      display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:24px;
    }
    .meta-pill{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.14);
      color:rgba(255,255,255,.84);
      font-size:13px;font-weight:700;
    }
    .meta-dot{
      width:7px;height:7px;border-radius:50%;background:var(--coral);
      box-shadow:0 0 0 5px rgba(255,107,122,.16);
    }
    .hero-cover-card{
      border:1px solid rgba(255,255,255,.15);
      background:rgba(255,255,255,.08);
      border-radius:28px;padding:12px;
      box-shadow:0 26px 72px rgba(0,0,0,.28);
      backdrop-filter:blur(14px);
    }
    .hero-cover{
      position:relative;overflow:hidden;border-radius:22px;min-height:220px;background:#21182b;
    }
    .hero-cover img{
      width:100%;height:240px;object-fit:cover;
      transform:scale(1.02);filter:saturate(1.05) contrast(1.04);
    }
    .hero-cover::after{
      content:"";position:absolute;inset:0;
      background:linear-gradient(180deg, rgba(23,17,31,.08), rgba(23,17,31,.78));
    }
    .play-chip{
      position:absolute;left:16px;bottom:16px;z-index:2;
      display:inline-flex;align-items:center;gap:10px;
      padding:9px 12px;border-radius:999px;
      background:rgba(255,255,255,.92);color:var(--primary);
      font-size:13px;font-weight:900;
    }
    .play-chip i{
      width:26px;height:26px;border-radius:50%;
      background:linear-gradient(135deg,var(--accent),var(--coral));
      position:relative;display:inline-block;
    }
    .play-chip i::after{
      content:"";position:absolute;left:10px;top:7px;
      border-left:8px solid #fff;border-top:5px solid transparent;border-bottom:5px solid transparent;
    }

    .article-shell{padding:58px 0 84px}
    .article-layout{
      display:grid;grid-template-columns:minmax(0,850px) 320px;
      gap:42px;align-items:start;justify-content:center;
    }
    .article-panel{
      background:rgba(255,255,255,.86);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .article-content{
      padding:42px 46px;
      font-size:17px;line-height:1.9;
    }
    .article-content h2{
      margin:2em 0 .78em;
      font-size:30px;line-height:1.28;font-weight:900;letter-spacing:-.03em;color:var(--primary);
    }
    .article-content h3{
      margin:1.7em 0 .65em;
      font-size:22px;line-height:1.35;font-weight:850;color:var(--primary-2);
    }
    .article-content h4{
      margin:1.45em 0 .55em;
      font-size:18px;font-weight:850;color:var(--primary);
    }
    .article-content p{margin:0 0 1.12em}
    .article-content a{
      color:#8D28BF;font-weight:800;border-bottom:1px solid rgba(200,76,255,.32);
      transition:color var(--ease),border-color var(--ease),background var(--ease);
    }
    .article-content a:hover{color:var(--coral);border-color:rgba(255,107,122,.5);background:rgba(255,107,122,.06)}
    .article-content ul,.article-content ol{padding-left:1.3em;margin:0 0 1.2em}
    .article-content li{margin:.38em 0;padding-left:.2em}
    .article-content blockquote{
      margin:1.45em 0;padding:20px 22px;
      border-left:5px solid var(--accent);
      background:linear-gradient(90deg, rgba(200,76,255,.12), rgba(255,255,255,.9));
      border-radius:0 18px 18px 0;
      color:#493D52;
    }
    .article-content figure{margin:1.6em 0}
    .article-content img{
      border-radius:16px;
      box-shadow:0 16px 40px rgba(23,17,31,.12);
      border:1px solid var(--border);
      background:#eee5f2;
    }
    .article-content figcaption{
      margin-top:9px;text-align:center;font-size:13px;color:var(--muted);
    }
    .article-content table{
      width:100%;border-collapse:separate;border-spacing:0;margin:1.4em 0;
      overflow:hidden;border:1px solid var(--border);border-radius:16px;background:#fff;
      font-size:15px;
    }
    .article-content th,.article-content td{
      padding:13px 14px;border-bottom:1px solid var(--border);vertical-align:top;
    }
    .article-content tr:last-child th,.article-content tr:last-child td{border-bottom:0}
    .article-content th{background:#FBF7FE;color:var(--primary);font-weight:850}
    .article-content hr{
      border:0;border-top:1px solid var(--border);margin:2em 0;
    }
    .article-content pre{
      overflow:auto;padding:18px;border-radius:16px;
      background:#18111f;color:#f4eafa;font-size:14px;line-height:1.7;
    }
    .article-content code{
      padding:.12em .38em;border-radius:7px;background:rgba(200,76,255,.1);color:#7D24A8;
    }
    .article-content pre code{padding:0;background:transparent;color:inherit}

    .empty-content{
      min-height:320px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
      padding:36px 18px;
    }
    .empty-icon{
      width:72px;height:72px;border-radius:24px;
      background:linear-gradient(135deg,var(--accent-soft),var(--coral-soft));
      display:grid;place-items:center;margin-bottom:18px;
      border:1px solid rgba(200,76,255,.18);
    }
    .empty-icon::before{
      content:"";width:30px;height:30px;border-radius:10px;
      background:linear-gradient(135deg,var(--accent),var(--coral));
      clip-path:polygon(18% 12%,82% 50%,18% 88%);
    }
    .empty-content h2{font-size:28px;margin:0 0 10px;color:var(--primary)}
    .empty-content p{margin:0 0 22px;color:var(--muted)}

    .article-after{
      margin-top:24px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
      padding:22px 24px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow-sm);
    }
    .article-after strong{display:block;font-size:18px;color:var(--primary);margin-bottom:3px}
    .article-after span{color:var(--muted);font-size:14px}

    .sidebar{
      position:sticky;top:94px;display:grid;gap:18px;
    }
    .side-card{
      background:rgba(255,255,255,.86);
      border:1px solid var(--line);
      border-radius:var(--radius-md);
      box-shadow:var(--shadow-sm);
      padding:22px;
      overflow:hidden;
    }
    .side-card.dark{
      color:#fff;border-color:rgba(255,255,255,.13);
      background:
        radial-gradient(circle at 18% 10%, rgba(200,76,255,.36), transparent 30%),
        linear-gradient(150deg,#17111F,#2A1737);
    }
    .side-title{
      font-size:18px;font-weight:900;margin:0 0 12px;color:var(--primary);
    }
    .side-card.dark .side-title{color:#fff}
    .side-desc{font-size:14px;color:var(--muted);margin:0 0 16px}
    .side-card.dark .side-desc{color:rgba(255,255,255,.74)}
    .side-cover{
      position:relative;overflow:hidden;border-radius:18px;margin:-6px -6px 16px;
      background:#24152F;
    }
    .side-cover img{width:100%;height:150px;object-fit:cover;transition:transform var(--ease)}
    .side-card:hover .side-cover img{transform:scale(1.04)}
    .notice-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}
    .notice-list li{
      display:flex;gap:10px;align-items:flex-start;
      padding:10px 0;border-bottom:1px solid var(--border);
      font-size:14px;color:#554A5D;
    }
    .notice-list li:last-child{border-bottom:0}
    .notice-list li::before{
      content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);
      margin-top:9px;flex:0 0 auto;
    }

    .recommend-section{padding:0 0 78px}
    .section-head{
      display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:28px
    }
    .section-head h2{
      margin:10px 0 0;font-size:34px;line-height:1.25;font-weight:900;letter-spacing:-.035em;color:var(--primary)
    }
    .section-head p{margin:8px 0 0;color:var(--muted);max-width:620px}
    .recommend-grid{
      display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px;
    }
    .recommend-card{
      background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
      box-shadow:var(--shadow-sm);overflow:hidden;
      transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
      min-height:100%;
    }
    .recommend-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(200,76,255,.42)}
    .recommend-card.featured{display:grid;grid-template-columns:.92fr 1fr}
    .recommend-thumb{
      position:relative;min-height:190px;background:#24152F;overflow:hidden;
    }
    .recommend-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease)}
    .recommend-card:hover .recommend-thumb img{transform:scale(1.05)}
    .recommend-thumb::after{
      content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(23,17,31,.66));
    }
    .recommend-body{padding:22px}
    .tag{
      display:inline-flex;align-items:center;gap:7px;
      padding:6px 10px;border-radius:999px;
      background:var(--coral-soft);color:#B83243;
      font-size:12px;font-weight:900;margin-bottom:12px;
    }
    .recommend-card h3{
      margin:0 0 9px;font-size:20px;line-height:1.35;font-weight:900;color:var(--primary);
    }
    .recommend-card p{margin:0 0 16px;color:var(--muted);font-size:14px;line-height:1.72}
    .recommend-meta{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      color:#897F91;font-size:13px;font-weight:700;
    }
    .recommend-meta a{
      color:#8D28BF;display:inline-flex;align-items:center;gap:5px;
      transition:color var(--ease),transform var(--ease);
    }
    .recommend-meta a:hover{color:var(--coral);transform:translateX(2px)}

    .faq-mini{
      padding:74px 0;
      background:
        radial-gradient(circle at 85% 12%, rgba(255,107,122,.13), transparent 26%),
        rgba(255,255,255,.36);
      border-top:1px solid rgba(231,221,237,.65);
      border-bottom:1px solid rgba(231,221,237,.65);
    }
    .faq-grid{
      display:grid;grid-template-columns:.82fr 1.18fr;gap:36px;align-items:start;
    }
    .faq-title h2{
      margin:10px 0 12px;font-size:34px;line-height:1.24;font-weight:900;color:var(--primary);letter-spacing:-.035em;
    }
    .faq-title p{margin:0;color:var(--muted)}
    .accordion-list{display:grid;gap:12px}
    .faq-item{
      background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 10px 26px rgba(23,17,31,.06);
      overflow:hidden;
    }
    .faq-question{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
      padding:18px 20px;background:#fff;color:var(--primary);font-weight:900;text-align:left;
      transition:background var(--ease),color var(--ease);
    }
    .faq-question:hover{background:#FCF8FF;color:#8D28BF}
    .faq-question:focus-visible{outline:3px solid rgba(200,76,255,.25);outline-offset:-3px}
    .faq-question span:last-child{
      width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
      background:var(--accent-soft);color:#8D28BF;flex:0 0 auto;
      transition:transform var(--ease);
    }
    .faq-item.is-open .faq-question span:last-child{transform:rotate(45deg)}
    .faq-answer{
      max-height:0;overflow:hidden;transition:max-height 220ms ease;
    }
    .faq-answer p{
      margin:0;padding:0 20px 18px;color:var(--muted);font-size:15px;line-height:1.75;
    }

    .cta-band{padding:78px 0}
    .cta-card{
      position:relative;overflow:hidden;
      border-radius:32px;padding:42px;
      background:
        radial-gradient(circle at 18% 15%, rgba(200,76,255,.38), transparent 30%),
        radial-gradient(circle at 88% 38%, rgba(255,107,122,.24), transparent 28%),
        linear-gradient(145deg,#17111F,#24152F);
      color:#fff;box-shadow:0 26px 76px rgba(23,17,31,.2);
      display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;
    }
    .cta-card::after{
      content:"";position:absolute;right:-90px;bottom:-120px;width:260px;height:260px;border-radius:50%;
      background:rgba(255,255,255,.07);pointer-events:none;
    }
    .cta-card h2{position:relative;margin:0 0 10px;font-size:32px;line-height:1.25;font-weight:900;letter-spacing:-.035em}
    .cta-card p{position:relative;margin:0;color:rgba(255,255,255,.76);max-width:760px}
    .cta-actions{position:relative;display:flex;gap:12px;flex-wrap:wrap}

    .site-footer{
      background:#17111F;color:#fff;padding:58px 0 24px;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{
      display:grid;grid-template-columns:1.3fr .75fr .75fr;gap:38px;
      padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1);
    }
    .footer-brand{font-size:20px;font-weight:900;margin-bottom:12px;letter-spacing:-.03em}
    .footer-desc{margin:0;color:rgba(255,255,255,.68);max-width:520px;font-size:14px;line-height:1.8}
    .footer-title{font-weight:900;margin-bottom:14px;color:#fff}
    .footer-links{display:grid;gap:9px}
    .footer-links a{
      color:rgba(255,255,255,.66);font-size:14px;transition:color var(--ease),transform var(--ease);
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{
      padding-top:22px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
      color:rgba(255,255,255,.52);font-size:13px;
    }

    @media (max-width:1100px){
      .article-title-grid{grid-template-columns:1fr;gap:28px}
      .hero-cover-card{max-width:460px}
      .article-layout{grid-template-columns:minmax(0,1fr);gap:28px}
      .sidebar{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
      .recommend-grid{grid-template-columns:1fr 1fr}
      .recommend-card.featured{grid-column:1/-1}
    }
    @media (max-width:900px){
      .container{width:min(var(--container), calc(100% - 48px))}
      .nav-action .btn{display:none}
      .menu-toggle{display:flex}
      .nav-links{
        position:absolute;left:24px;right:24px;top:82px;
        display:none;flex-direction:column;align-items:stretch;gap:8px;
        padding:14px;border-radius:22px;background:rgba(23,17,31,.96);
        border:1px solid rgba(255,255,255,.12);
        box-shadow:0 22px 60px rgba(0,0,0,.28);
      }
      .nav-links.is-open{display:flex}
      .nav-links a{padding:12px 14px}
      .article-hero{padding:34px 0 46px}
      .article-content{padding:34px 30px}
      .faq-grid{grid-template-columns:1fr}
      .cta-card{grid-template-columns:1fr;padding:34px}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media (max-width:720px){
      .container{width:min(var(--container), calc(100% - 32px))}
      .nav{height:68px}
      .brand-text{max-width:210px;font-size:15px}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .brand-mark::after{left:15px;top:11px}
      .breadcrumb-current{max-width:260px}
      .article-title-area h1{font-size:31px}
      .article-summary{font-size:15.5px}
      .hero-cover img{height:210px}
      .article-shell{padding:38px 0 56px}
      .article-content{padding:28px 20px;font-size:16px;line-height:1.86}
      .article-content h2{font-size:24px}
      .article-content h3{font-size:20px}
      .article-after{align-items:stretch}
      .article-after .btn{width:100%}
      .sidebar{grid-template-columns:1fr}
      .recommend-section{padding-bottom:56px}
      .section-head{display:block}
      .section-head h2,.faq-title h2,.cta-card h2{font-size:27px}
      .recommend-grid{grid-template-columns:1fr}
      .recommend-card.featured{display:block}
      .recommend-thumb{min-height:180px}
      .faq-mini{padding:54px 0}
      .cta-band{padding:56px 0}
      .cta-card{padding:28px 22px;border-radius:26px}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:grid;gap:8px}
    }
    @media (max-width:520px){
      .container{width:min(var(--container), calc(100% - 28px))}
      .brand-text{max-width:172px}
      .article-meta{gap:8px}
      .meta-pill{font-size:12px;padding:7px 10px}
      .article-content table{display:block;overflow-x:auto;white-space:nowrap}
      .side-card{padding:18px}
      .footer-links a{padding:2px 0}
    }

/* 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}