/* roulang page: index */
:root{
      --bg:#050b17;
      --bg2:#0a1222;
      --panel:rgba(11,18,32,.74);
      --panel2:rgba(15,23,42,.92);
      --line:rgba(148,163,184,.18);
      --line2:rgba(34,211,238,.18);
      --text:#e5eefc;
      --muted:#94a3b8;
      --muted2:#cbd5e1;
      --primary:#22d3ee;
      --primary2:#8b5cf6;
      --accent:#f59e0b;
      --good:#34d399;
      --danger:#fb7185;
      --radius:26px;
      --radius-sm:18px;
      --shadow:0 18px 70px rgba(2, 8, 23, .42);
      --shadow-soft:0 10px 28px rgba(2, 8, 23, .25);
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:
        radial-gradient(900px 500px at 15% 5%, rgba(139,92,246,.18), transparent 55%),
        radial-gradient(850px 500px at 85% 0%, rgba(34,211,238,.16), transparent 52%),
        radial-gradient(900px 700px at 50% 100%, rgba(245,158,11,.09), transparent 58%),
        linear-gradient(180deg, #040810 0%, #07101f 48%, #050b17 100%);
      font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
      line-height:1.7;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image: linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.25), rgba(0,0,0,0) 70%);
      opacity:.22;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    ::selection{background:rgba(34,211,238,.24);color:#fff}
    .container-page{max-width:var(--container);margin:0 auto;padding:0 20px}
    .site-header{
      position:sticky;top:0;z-index:50;
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
      background:linear-gradient(180deg, rgba(4,8,16,.9), rgba(4,8,16,.72));
      border-bottom:1px solid rgba(148,163,184,.12);
    }
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      background:
        linear-gradient(135deg, rgba(34,211,238,1), rgba(139,92,246,1));
      box-shadow:0 12px 28px rgba(34,211,238,.22);
      display:grid;place-items:center;
      font-weight:800;color:#fff;letter-spacing:.06em;
      border:1px solid rgba(255,255,255,.14);
    }
    .brand-text{font-weight:800;letter-spacing:.02em}
    .nav-button{
      display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
      padding:.8rem 1.1rem;border-radius:999px;
      color:#02101a;
      background:linear-gradient(135deg, #67e8f9, #a78bfa);
      box-shadow:0 12px 24px rgba(34,211,238,.18);
      border:1px solid rgba(255,255,255,.08);
      transition:transform .22s ease, box-shadow .22s ease, filter .22s ease;
      font-weight:700;
    }
    .nav-button:hover{transform:translateY(-1px);filter:saturate(1.1);box-shadow:0 16px 34px rgba(34,211,238,.26)}
    .nav-button:active{transform:translateY(1px)}
    .nav-button:focus-visible,
    .btn-primary:focus-visible,
    .btn-secondary:focus-visible,
    .btn-ghost:focus-visible,
    input:focus-visible,
    summary:focus-visible{
      outline:2px solid rgba(34,211,238,.85);
      outline-offset:3px;
    }
    .btn-primary,.btn-secondary,.btn-ghost{
      display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
      padding:.95rem 1.25rem;border-radius:999px;
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease, color .22s ease;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      color:#03111a;
      background:linear-gradient(135deg, #67e8f9 0%, #22d3ee 48%, #a78bfa 100%);
      box-shadow:0 18px 34px rgba(34,211,238,.18);
      font-weight:800;
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 42px rgba(34,211,238,.24)}
    .btn-primary:active{transform:translateY(1px)}
    .btn-secondary{
      color:#e2e8f0;
      background:rgba(15,23,42,.7);
      border-color:rgba(148,163,184,.18);
      box-shadow:var(--shadow-soft);
    }
    .btn-secondary:hover{transform:translateY(-2px);border-color:rgba(34,211,238,.28);background:rgba(12,20,35,.92)}
    .btn-ghost{
      color:#dbeafe;
      background:transparent;
      border-color:rgba(148,163,184,.18);
    }
    .btn-ghost:hover{transform:translateY(-2px);border-color:rgba(34,211,238,.26);background:rgba(34,211,238,.06)}
    .section{
      padding:88px 0;
      position:relative;
    }
    .section.tight{padding:72px 0}
    .section-heading{
      max-width:720px;
      margin-bottom:28px;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:.5rem;
      padding:.4rem .8rem;border-radius:999px;
      border:1px solid rgba(34,211,238,.18);
      background:rgba(34,211,238,.06);
      color:#a5f3fc;
      font-size:.86rem;font-weight:700;
      letter-spacing:.02em;
    }
    .section-title{
      font-size:clamp(1.5rem, 2vw, 2.3rem);
      line-height:1.15;
      margin:.85rem 0 .75rem;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .section-desc{
      color:var(--muted2);
      max-width:66ch;
      font-size:1rem;
    }
    .panel{
      background:linear-gradient(180deg, rgba(12,18,31,.86), rgba(8,14,26,.78));
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .panel::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(135deg, rgba(34,211,238,.08), transparent 35%, rgba(139,92,246,.08));
      pointer-events:none;
    }
    .panel-inner{position:relative;z-index:1}
    .card{
      background:linear-gradient(180deg, rgba(15,23,42,.9), rgba(10,16,29,.88));
      border:1px solid rgba(148,163,184,.12);
      border-radius:var(--radius-sm);
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease, background .22s ease;
      overflow:hidden;
    }
    .card:hover{
      transform:translateY(-3px);
      border-color:rgba(34,211,238,.22);
      box-shadow:0 18px 40px rgba(2, 8, 23, .34);
    }
    .chip{
      display:inline-flex;align-items:center;gap:.4rem;
      padding:.35rem .75rem;border-radius:999px;
      border:1px solid rgba(148,163,184,.18);
      background:rgba(255,255,255,.03);
      color:#dbeafe;
      font-size:.84rem;
    }
    .chip.good{border-color:rgba(52,211,153,.22);background:rgba(52,211,153,.08);color:#bbf7d0}
    .chip.warn{border-color:rgba(245,158,11,.22);background:rgba(245,158,11,.08);color:#fde68a}
    .chip.info{border-color:rgba(34,211,238,.22);background:rgba(34,211,238,.08);color:#a5f3fc}
    .chip.violet{border-color:rgba(139,92,246,.22);background:rgba(139,92,246,.08);color:#ddd6fe}
    .muted{color:var(--muted)}
    .tiny{font-size:.92rem;color:var(--muted2)}
    .rule{height:1px;background:linear-gradient(90deg, transparent, rgba(148,163,184,.2), transparent)}
    .number{
      font-size:clamp(1.6rem, 3vw, 2.7rem);
      line-height:1;
      font-weight:900;
      letter-spacing:-.04em;
    }
    .progress{
      height:10px;border-radius:999px;
      background:rgba(148,163,184,.12);
      overflow:hidden;
      border:1px solid rgba(148,163,184,.12);
    }
    .progress > span{
      display:block;height:100%;
      width:64%;
      border-radius:inherit;
      background:linear-gradient(90deg, #22d3ee, #8b5cf6 60%, #f59e0b);
      box-shadow:0 0 24px rgba(34,211,238,.28);
      animation:shine 3s linear infinite;
    }
    @keyframes shine{
      0%{filter:saturate(.95) brightness(.96)}
      50%{filter:saturate(1.08) brightness(1.05)}
      100%{filter:saturate(.95) brightness(.96)}
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.2fr .88fr;
      gap:28px;
      align-items:stretch;
    }
    .hero-panel{
      padding:32px;
      border-radius:32px;
      min-height:560px;
      background:
        radial-gradient(900px 420px at 85% 15%, rgba(34,211,238,.18), transparent 52%),
        radial-gradient(700px 340px at 5% 85%, rgba(139,92,246,.16), transparent 55%),
        linear-gradient(180deg, rgba(11,18,33,.98), rgba(7,12,24,.94));
      border:1px solid rgba(148,163,184,.14);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-panel::after{
      content:"";
      position:absolute;
      inset:auto -8% -20% auto;
      width:340px;height:340px;border-radius:50%;
      background:radial-gradient(circle, rgba(34,211,238,.16), transparent 62%);
      filter:blur(8px);
      pointer-events:none;
    }
    .hero-title{
      font-size:clamp(2.25rem, 4vw, 4.8rem);
      line-height:1.02;
      letter-spacing:-.05em;
      font-weight:1000;
      max-width:12ch;
    }
    .hero-sub{
      max-width:58ch;
      color:#dbeafe;
      font-size:1.02rem;
      margin-top:18px;
    }
    .hero-actions{
      display:flex;flex-wrap:wrap;gap:12px;
      margin-top:28px;
    }
    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:12px;
      margin-top:24px;
    }
    .metric{
      padding:14px 15px;
      border-radius:20px;
      border:1px solid rgba(148,163,184,.14);
      background:rgba(255,255,255,.03);
      backdrop-filter:blur(8px);
    }
    .metric strong{display:block;font-size:1.15rem;font-weight:900}
    .metric span{display:block;color:var(--muted);font-size:.9rem}
    .hero-side{
      display:grid;
      gap:14px;
    }
    .join-panel{
      padding:24px;
      min-height:282px;
    }
    .join-badge{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      margin-bottom:16px;
    }
    .join-title{
      font-size:1.25rem;font-weight:900;letter-spacing:-.03em;
    }
    .count-bubble{
      padding:.5rem .8rem;border-radius:999px;
      background:rgba(52,211,153,.1);
      color:#bbf7d0;border:1px solid rgba(52,211,153,.18);
      font-size:.85rem;font-weight:700;
    }
    .bullet-list{
      display:grid;gap:10px;margin:16px 0 18px;
    }
    .bullet{
      display:flex;gap:10px;align-items:flex-start;
      color:#dbeafe;font-size:.95rem;
    }
    .bullet i{
      display:inline-block;width:9px;height:9px;border-radius:999px;margin-top:.55rem;
      background:linear-gradient(135deg, #22d3ee, #8b5cf6);
      box-shadow:0 0 0 3px rgba(34,211,238,.1);
      flex:none;
    }
    .halo{
      position:absolute;
      inset:auto auto 0 0;
      width:180px;height:180px;
      background:radial-gradient(circle, rgba(245,158,11,.16), transparent 68%);
      pointer-events:none;
      filter:blur(8px);
    }
    .feature-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .feature-card{padding:24px;min-height:180px}
    .feature-icon{
      width:44px;height:44px;border-radius:14px;
      display:grid;place-items:center;
      background:rgba(34,211,238,.1);
      border:1px solid rgba(34,211,238,.2);
      color:#a5f3fc;
      font-weight:900;
      margin-bottom:14px;
    }
    .feature-card h3,.sub-title{
      font-size:1.08rem;
      font-weight:900;
      margin-bottom:8px;
      letter-spacing:-.02em;
    }
    .feature-card p{color:var(--muted2);font-size:.96rem}
    .directory-grid{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:18px;
    }
    .tree{
      padding:22px;
    }
    .tree ul{list-style:none;padding:0;margin:0}
    .tree li{padding:12px 0;border-bottom:1px dashed rgba(148,163,184,.14)}
    .tree li:last-child{border-bottom:0}
    .tree .root{
      display:flex;justify-content:space-between;align-items:center;gap:10px;
      font-weight:800;
    }
    .tree .children{
      display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;
    }
    .tag{
      display:inline-flex;align-items:center;gap:6px;
      padding:.4rem .7rem;border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(148,163,184,.14);
      color:#dbeafe;font-size:.84rem;
    }
    .tag.hot{background:rgba(245,158,11,.08);border-color:rgba(245,158,11,.2);color:#fde68a}
    .tag.new{background:rgba(34,211,238,.08);border-color:rgba(34,211,238,.2);color:#a5f3fc}
    .tag.soft{background:rgba(139,92,246,.08);border-color:rgba(139,92,246,.2);color:#ddd6fe}
    .cards-2{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:16px;
    }
    .entry-card{
      padding:20px;
      min-height:190px;
      display:flex;flex-direction:column;justify-content:space-between;
    }
    .entry-card .topline{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:12px}
    .entry-card h3{font-size:1.06rem;font-weight:900;line-height:1.25;margin-bottom:8px}
    .entry-card p{font-size:.94rem;color:var(--muted2)}
    .bar{height:8px;border-radius:999px;background:rgba(148,163,184,.12);overflow:hidden}
    .bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg, #22d3ee, #8b5cf6)}
    .stats-band{
      padding:24px;
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:14px;
    }
    .stat{
      padding:18px 16px;border-radius:22px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(148,163,184,.12);
    }
    .stat strong{display:block;font-size:1.55rem;line-height:1;font-weight:900;margin-bottom:8px}
    .stat span{display:block;font-size:.92rem;color:var(--muted2)}
    .trust-grid{
      margin-top:16px;
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:14px;
    }
    .trust-card{
      padding:18px;
      border-radius:22px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(148,163,184,.12);
    }
    .trust-card h4{font-weight:800;margin-bottom:8px}
    .trust-card p{color:var(--muted2);font-size:.92rem}
    .battle-grid{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:16px;
    }
    .battle-card{
      padding:22px;
      min-height:230px;
      display:flex;flex-direction:column;justify-content:space-between;
      position:relative;
    }
    .battle-card:nth-child(1){background:linear-gradient(180deg, rgba(34,211,238,.12), rgba(11,18,31,.9));}
    .battle-card:nth-child(2){background:linear-gradient(180deg, rgba(139,92,246,.12), rgba(11,18,31,.9));}
    .battle-card:nth-child(3){background:linear-gradient(180deg, rgba(245,158,11,.11), rgba(11,18,31,.9));}
    .battle-card h3{font-size:1.08rem;font-weight:900;margin:10px 0 8px}
    .battle-card p{color:var(--muted2);font-size:.94rem}
    .battle-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:14px}
    .check{
      display:flex;align-items:center;gap:8px;color:#e2e8f0;font-size:.92rem;margin-top:10px
    }
    .check::before{
      content:"";
      width:9px;height:9px;border-radius:999px;background:linear-gradient(135deg,#34d399,#22d3ee);box-shadow:0 0 0 3px rgba(34,211,238,.1);
      flex:none;
    }
    .preview-grid{
      display:grid;
      grid-template-columns:1.04fr .96fr;
      gap:18px;
      align-items:start;
    }
    .preview-list{
      display:grid;gap:12px;
    }
    .preview-item{
      padding:18px 18px 18px 20px;
      display:flex;gap:14px;align-items:flex-start;
    }
    .timeline-dot{
      width:12px;height:12px;border-radius:999px;
      margin-top:.45rem;
      background:linear-gradient(135deg, #22d3ee, #8b5cf6);
      box-shadow:0 0 0 5px rgba(34,211,238,.08);
      flex:none;
    }
    .preview-item strong{display:block;font-weight:800;margin-bottom:4px}
    .preview-item p{margin:0;color:var(--muted2);font-size:.92rem}
    .vertical-flow{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:14px;
    }
    .vertical-card{
      min-height:340px;
      display:flex;flex-direction:column;
      justify-content:space-between;
      padding:18px;
    }
    .poster{
      border-radius:22px;
      height:176px;
      background:
        linear-gradient(180deg, rgba(10,16,29,.12), rgba(10,16,29,.76)),
        radial-gradient(circle at 20% 20%, rgba(34,211,238,.55), transparent 28%),
        radial-gradient(circle at 80% 10%, rgba(139,92,246,.48), transparent 22%),
        linear-gradient(135deg, rgba(30,41,59,.95), rgba(2,8,23,.86));
      border:1px solid rgba(148,163,184,.12);
      position:relative;
      overflow:hidden;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
    }
    .poster::after{
      content:"";
      position:absolute;inset:auto -18% -20% auto;
      width:180px;height:180px;border-radius:50%;
      background:radial-gradient(circle, rgba(245,158,11,.28), transparent 62%);
      filter:blur(4px);
    }
    .poster .label{
      position:absolute;left:16px;top:16px;
      padding:.42rem .72rem;border-radius:999px;
      background:rgba(2,6,23,.52);
      border:1px solid rgba(255,255,255,.12);
      color:#e2e8f0;font-size:.78rem;font-weight:800;
      backdrop-filter:blur(10px);
    }
    .poster .seal{
      position:absolute;right:16px;bottom:16px;
      padding:.44rem .74rem;border-radius:999px;
      background:rgba(34,211,238,.12);
      border:1px solid rgba(34,211,238,.18);
      color:#a5f3fc;font-size:.8rem;font-weight:700;
    }
    .testimonial-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
    }
    .quote{
      padding:22px;
      min-height:220px;
    }
    .quote p{color:#dbeafe;font-size:.96rem}
    .avatar{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;
      color:#02101a;font-weight:900;
      background:linear-gradient(135deg, #67e8f9, #a78bfa);
      margin-bottom:14px;
    }
    .quote footer{display:flex;align-items:center;gap:10px;margin-top:18px;color:#cbd5e1}
    .quote small{color:var(--muted);display:block}
    .news-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:18px;
      align-items:start;
    }
    .news-list{padding:22px}
    .news-list ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
    .news-list li{
      padding:14px 0;border-bottom:1px solid rgba(148,163,184,.12);
    }
    .news-list li:last-child{border-bottom:0}
    .news-list a{
      display:flex;justify-content:space-between;gap:12px;
      color:#e2e8f0;font-weight:700;
      transition:color .2s ease, transform .2s ease;
    }
    .news-list a:hover{color:#7dd3fc}
    .news-list a span{color:var(--muted);font-weight:600;font-size:.86rem;flex:none}
    .sidebar{
      padding:22px;
    }
    .recommend{
      display:grid;gap:12px;margin-top:14px;
    }
    .recommend .r-card{
      padding:16px;border-radius:20px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(148,163,184,.12);
    }
    .recommend .r-card strong{display:block;margin-bottom:6px}
    .recommend .r-card p{margin:0;color:var(--muted2);font-size:.92rem}
    .faq-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:14px;
    }
    details.faq-item{
      padding:0;
      border-radius:22px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(148,163,184,.12);
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 18px 18px 20px;
      display:flex;align-items:center;justify-content:space-between;gap:16px;
      font-weight:800;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"+";
      width:32px;height:32px;border-radius:999px;
      display:grid;place-items:center;
      border:1px solid rgba(148,163,184,.14);
      background:rgba(2,8,23,.28);
      color:#cbd5e1;
      flex:none;
      transition:transform .2s ease, background .2s ease;
    }
    .faq-item[open] summary::after{
      content:"–";
      background:rgba(34,211,238,.08);
      color:#a5f3fc;
    }
    .faq-item .answer{
      padding:0 20px 18px;
      color:var(--muted2);
      font-size:.95rem;
    }
    .cta-box{
      padding:28px;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:18px;
      align-items:center;
    }
    .subscribe-form{
      display:flex;gap:12px;flex-wrap:wrap;
    }
    .subscribe-form input{
      flex:1 1 260px;
      min-width:0;
      padding:1rem 1.05rem;
      border-radius:16px;
      border:1px solid rgba(148,163,184,.18);
      background:rgba(2,8,23,.45);
      color:#f8fafc;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
      transition:border-color .2s ease, background .2s ease, box-shadow .2s ease;
    }
    .subscribe-form input::placeholder{color:#94a3b8}
    .subscribe-form input:focus{
      border-color:rgba(34,211,238,.34);
      background:rgba(2,8,23,.62);
      box-shadow:0 0 0 4px rgba(34,211,238,.08);
      outline:none;
    }
    .footer{
      border-top:1px solid rgba(148,163,184,.12);
      background:linear-gradient(180deg, rgba(4,8,16,.4), rgba(4,8,16,.88));
      padding:28px 0 34px;
    }
    .footer-links{
      display:flex;flex-wrap:wrap;gap:10px 16px;
      color:#cbd5e1;
    }
    .footer-links a{
      color:#cbd5e1;
      transition:color .2s ease;
    }
    .footer-links a:hover{color:#7dd3fc}
    .subtle{
      color:var(--muted);
      font-size:.92rem;
    }
    @media (max-width: 1024px){
      .hero-grid,.directory-grid,.preview-grid,.news-grid,.cta-box{grid-template-columns:1fr}
      .hero-panel{min-height:auto}
      .feature-grid,.battle-grid,.testimonial-grid,.faq-grid,.stats-band,.trust-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .vertical-flow{grid-template-columns:1fr}
      .hero-title{max-width:none}
    }
    @media (max-width: 768px){
      .section{padding:74px 0}
      .section.tight{padding:60px 0}
      .hero-panel{padding:22px}
      .hero-metrics{grid-template-columns:1fr}
      .feature-grid,.battle-grid,.testimonial-grid,.faq-grid,.stats-band,.trust-grid,.cards-2{grid-template-columns:1fr}
      .join-panel{padding:20px}
      .news-list,.sidebar,.tree,.quote,.entry-card,.feature-card,.battle-card,.card,.vertical-card{padding:18px}
    }
    @media (max-width: 520px){
      .container-page{padding:0 16px}
      .brand-text{font-size:.98rem}
      .nav-button{padding:.75rem .95rem;font-size:.92rem}
      .hero-title{font-size:clamp(2rem, 10vw, 3.15rem)}
      .hero-sub{font-size:.98rem}
      .btn-primary,.btn-secondary,.btn-ghost{width:100%}
      .hero-actions{gap:10px}
      .join-badge{flex-direction:column;align-items:flex-start}
      .subscribe-form input{flex-basis:100%}
    }