/* roulang page: index */
:root{
      --bg-0:#06111e;
      --bg-1:#091727;
      --bg-2:#0c1f33;
      --surface:rgba(11, 24, 41, .72);
      --surface-strong:rgba(14, 31, 52, .92);
      --line:rgba(140, 184, 255, .14);
      --line-strong:rgba(140, 184, 255, .24);
      --text:#edf5ff;
      --text-soft:#b6c7da;
      --text-mute:#89a0b8;
      --accent:#58d7ff;
      --accent-2:#8f7cff;
      --accent-3:#55f0c8;
      --accent-warm:#ffcf6d;
      --shadow:0 24px 50px rgba(0, 0, 0, .28);
      --shadow-soft:0 16px 34px rgba(1, 10, 24, .24);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --sidebar-w:286px;
      --space-1:8px;
      --space-2:12px;
      --space-3:16px;
      --space-4:20px;
      --space-5:28px;
      --space-6:36px;
      --space-7:48px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      color:var(--text);
      font-family: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif;
      line-height:1.7;
      background:
        radial-gradient(circle at 20% 20%, rgba(88,215,255,.18), transparent 28%),
        radial-gradient(circle at 80% 10%, rgba(143,124,255,.16), transparent 24%),
        radial-gradient(circle at 80% 80%, rgba(85,240,200,.12), transparent 26%),
        linear-gradient(180deg, #06111e 0%, #091727 44%, #081321 100%);
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(123,168,255,.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(123,168,255,.05) 1px, transparent 1px);
      background-size:48px 48px;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.36), rgba(0,0,0,.1) 45%, transparent 85%);
      opacity:.7;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    ::selection{background:rgba(88,215,255,.25);color:#fff}
    :focus-visible{outline:2px solid rgba(88,215,255,.9);outline-offset:3px}

    .app-shell{min-height:100vh}
    .side-nav{
      position:fixed;
      inset:0 auto 0 0;
      width:var(--sidebar-w);
      padding:22px 18px 18px;
      border-right:1px solid var(--line);
      background:linear-gradient(180deg, rgba(9, 20, 35, .82), rgba(8, 16, 29, .68));
      backdrop-filter: blur(16px);
      box-shadow: var(--shadow-soft);
      z-index:40;
      display:flex;
      flex-direction:column;
      gap:18px;
    }
    .brand-block{
      display:flex;
      flex-direction:column;
      gap:10px;
      padding:8px 8px 6px;
    }
    .brand-badge{
      display:inline-flex;
      align-items:center;
      gap:10px;
      width:fit-content;
      padding:8px 12px;
      border-radius:999px;
      background:linear-gradient(135deg, rgba(88,215,255,.18), rgba(143,124,255,.16));
      border:1px solid rgba(136,181,255,.18);
      color:#eaf7ff;
      font-size:.82rem;
      letter-spacing:.04em;
    }
    .brand-mark{
      display:flex;
      align-items:flex-start;
      gap:12px;
    }
    .brand-dot{
      width:15px;height:15px;margin-top:8px;border-radius:50%;
      background:radial-gradient(circle at 30% 30%, #fff, var(--accent) 38%, rgba(88,215,255,.1) 72%);
      box-shadow:0 0 18px rgba(88,215,255,.5);
      flex:none;
    }
    .brand-title{
      margin:0;
      font-weight:800;
      letter-spacing:.02em;
      line-height:1.15;
      font-size:1.35rem;
    }
    .brand-sub{
      margin:0;
      color:var(--text-soft);
      font-size:.93rem;
    }
    .mobile-top{
      display:none;
      width:100%;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .menu-toggle{
      border:1px solid rgba(136,181,255,.18);
      background:rgba(255,255,255,.05);
      color:var(--text);
      border-radius:16px;
      padding:11px 13px;
      min-width:48px;
      box-shadow:0 10px 20px rgba(0,0,0,.16);
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
    }
    .menu-toggle:hover{transform:translateY(-1px);border-color:rgba(88,215,255,.4);background:rgba(88,215,255,.08)}
    .nav-panel{
      display:flex;
      flex-direction:column;
      gap:10px;
      flex:1;
      min-height:0;
    }
    .nav-block{
      padding:10px 0 0;
      border-top:1px solid rgba(136,181,255,.1);
    }
    .nav-link{
      display:flex;
      align-items:center;
      gap:12px;
      padding:13px 14px;
      border-radius:18px;
      color:var(--text-soft);
      border:1px solid transparent;
      background:transparent;
      transition:transform .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease, color .2s ease;
    }
    .nav-link:hover,
    .nav-link:focus-visible{
      color:#fff;
      background:rgba(255,255,255,.05);
      border-color:rgba(136,181,255,.18);
      transform:translateX(2px);
      box-shadow:0 12px 22px rgba(0,0,0,.14);
    }
    .nav-link.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(88,215,255,.16), rgba(143,124,255,.12));
      border-color:rgba(88,215,255,.28);
      box-shadow:inset 0 0 0 1px rgba(88,215,255,.08), 0 16px 30px rgba(0,0,0,.18);
    }
    .nav-icon{
      width:34px;height:34px;border-radius:12px;
      display:grid;place-items:center;flex:none;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(136,181,255,.14);
      color:var(--accent);
      font-size:1rem;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
    }
    .nav-text{display:flex;flex-direction:column;min-width:0}
    .nav-text strong{font-size:.98rem;line-height:1.25;font-weight:700}
    .nav-text span{font-size:.82rem;color:var(--text-mute);line-height:1.25}
    .nav-bottom{
      margin-top:auto;
      padding:16px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(88,215,255,.08), rgba(143,124,255,.08));
      border:1px solid rgba(136,181,255,.16);
    }
    .nav-bottom strong{
      display:block;
      margin-bottom:6px;
      font-size:.98rem;
    }
    .nav-bottom p{
      margin:0 0 12px;
      color:var(--text-soft);
      font-size:.88rem;
      line-height:1.65;
    }

    .main-content{
      margin-left:var(--sidebar-w);
      padding:26px 26px 40px;
      position:relative;
    }
    .top-spacer{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      margin-bottom:22px;
      color:var(--text-soft);
    }
    .crumb{
      display:inline-flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      font-size:.9rem;
    }
    .crumb a{
      color:var(--text-soft);
    }
    .crumb a:hover{color:#fff}
    .crumb .sep{opacity:.45}
    .update-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(136,181,255,.16);
      background:rgba(255,255,255,.04);
      color:#d6e7ff;
      font-size:.85rem;
      white-space:nowrap;
    }
    .dot-live{
      width:9px;height:9px;border-radius:50%;
      background:var(--accent-3);
      box-shadow:0 0 0 6px rgba(85,240,200,.08), 0 0 16px rgba(85,240,200,.45);
    }

    .section{
      position:relative;
      margin-bottom:22px;
      padding:28px;
      border-radius:var(--radius-xl);
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(14,31,52,.76), rgba(8,18,31,.78));
      backdrop-filter: blur(16px);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .section::before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(circle at 5% 0%, rgba(88,215,255,.12), transparent 20%),
        radial-gradient(circle at 90% 15%, rgba(143,124,255,.11), transparent 24%);
      pointer-events:none;
      opacity:.8;
    }
    .section > *{position:relative;z-index:1}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:16px;
      margin-bottom:18px;
      flex-wrap:wrap;
    }
    .section-title{
      margin:0;
      font-size:clamp(1.35rem, 1.1rem + 1vw, 2rem);
      line-height:1.18;
      letter-spacing:.01em;
    }
    .section-lead{
      margin:8px 0 0;
      color:var(--text-soft);
      font-size:.98rem;
      max-width:72ch;
    }
    .mini-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:8px 11px;
      border-radius:999px;
      border:1px solid rgba(136,181,255,.16);
      background:rgba(255,255,255,.04);
      color:#dfefff;
      font-size:.82rem;
      white-space:nowrap;
    }
    .tag.soft{color:var(--text-soft)}
    .tag.accent{border-color:rgba(88,215,255,.24); background:rgba(88,215,255,.08)}
    .tag.warm{border-color:rgba(255,207,109,.24); background:rgba(255,207,109,.08)}
    .tag.green{border-color:rgba(85,240,200,.22); background:rgba(85,240,200,.08)}

    .hero{
      padding:30px;
      min-height:520px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(320px,.9fr);
      gap:22px;
      align-items:stretch;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(88,215,255,.22);
      background:linear-gradient(135deg, rgba(88,215,255,.11), rgba(143,124,255,.1));
      color:#ecfbff;
      font-size:.84rem;
      margin-bottom:16px;
      width:fit-content;
    }
    .eyebrow .star{
      width:9px;height:9px;border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 14px rgba(88,215,255,.48);
    }
    .hero h1{
      margin:0;
      font-size:clamp(2rem, 1.2rem + 2.7vw, 4.3rem);
      line-height:1.05;
      letter-spacing:.01em;
      max-width:12ch;
    }
    .hero-copy{
      margin-top:18px;
      color:var(--text-soft);
      font-size:1.03rem;
      max-width:60ch;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin:22px 0 18px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:48px;
      padding:0 18px;
      border-radius:16px;
      border:1px solid transparent;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
      will-change:transform;
      cursor:pointer;
      user-select:none;
      font-weight:700;
      letter-spacing:.01em;
    }
    .btn:hover{transform:translateY(-1px)}
    .btn:active{transform:translateY(0)}
    .btn-primary{
      color:#02111b;
      background:linear-gradient(135deg, #7ff1ff, #56d2ff 45%, #8f7cff 100%);
      box-shadow:0 14px 30px rgba(88,215,255,.22), 0 0 0 1px rgba(255,255,255,.1) inset;
    }
    .btn-primary:hover{
      box-shadow:0 16px 36px rgba(88,215,255,.3), 0 0 20px rgba(88,215,255,.18);
    }
    .btn-secondary{
      color:#eef7ff;
      background:rgba(255,255,255,.04);
      border-color:rgba(136,181,255,.2);
    }
    .btn-secondary:hover{background:rgba(255,255,255,.07); border-color:rgba(88,215,255,.35)}
    .btn-ghost{
      color:var(--text-soft);
      background:transparent;
      border-color:rgba(136,181,255,.14);
    }
    .btn-ghost:hover{color:#fff;background:rgba(255,255,255,.05);border-color:rgba(88,215,255,.22)}
    .hero-points{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:10px;
    }
    .mini-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:9px 11px;
      border-radius:999px;
      border:1px solid rgba(136,181,255,.12);
      background:rgba(255,255,255,.03);
      color:var(--text-soft);
      font-size:.84rem;
    }
    .hero-panel{
      display:grid;
      gap:14px;
      align-content:start;
    }
    .countdown-card,
    .info-card,
    .hero-note{
      position:relative;
      border-radius:24px;
      border:1px solid var(--line-strong);
      background:linear-gradient(180deg, rgba(14,31,52,.88), rgba(8,20,34,.86));
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .countdown-card{
      padding:20px;
      min-height:220px;
    }
    .countdown-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      margin-bottom:18px;
    }
    .countdown-top h2{
      margin:0;
      font-size:1.15rem;
      line-height:1.25;
    }
    .countdown-top p{
      margin:8px 0 0;
      color:var(--text-soft);
      font-size:.9rem;
    }
    .countdown-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 11px;
      border-radius:14px;
      border:1px solid rgba(85,240,200,.2);
      background:rgba(85,240,200,.08);
      color:#dffef7;
      white-space:nowrap;
      font-size:.82rem;
      flex:none;
    }
    .countdown-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:10px;
      margin-top:12px;
    }
    .time-box{
      padding:14px 10px 12px;
      text-align:center;
      border-radius:18px;
      border:1px solid rgba(136,181,255,.15);
      background:rgba(255,255,255,.04);
    }
    .time-box strong{
      display:block;
      font-size:1.5rem;
      line-height:1.05;
      margin-bottom:6px;
      letter-spacing:.02em;
      color:#fff;
    }
    .time-box span{
      color:var(--text-mute);
      font-size:.8rem;
    }
    .countdown-foot{
      margin-top:14px;
      color:var(--text-soft);
      font-size:.88rem;
      line-height:1.65;
    }
    .signal-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:12px;
    }
    .signal-card{
      padding:16px;
      border-radius:20px;
      border:1px solid rgba(136,181,255,.14);
      background:rgba(255,255,255,.04);
      min-height:112px;
    }
    .signal-card .icon{
      width:38px;height:38px;border-radius:14px;
      display:grid;place-items:center;
      margin-bottom:12px;
      background:linear-gradient(135deg, rgba(88,215,255,.15), rgba(143,124,255,.15));
      color:#e9fbff;
      border:1px solid rgba(136,181,255,.18);
      font-size:1rem;
    }
    .signal-card strong{
      display:block;
      margin-bottom:4px;
      font-size:.96rem;
    }
    .signal-card p{
      margin:0;
      color:var(--text-soft);
      font-size:.84rem;
      line-height:1.6;
    }

    .feature-grid{
      display:grid;
      grid-template-columns:repeat(12, minmax(0,1fr));
      gap:16px;
    }
    .feature-card{
      grid-column:span 4;
      padding:20px;
      border-radius:24px;
      background:linear-gradient(180deg, rgba(13, 28, 47, .86), rgba(8, 18, 31, .9));
      border:1px solid rgba(136,181,255,.14);
      box-shadow:0 14px 34px rgba(0,0,0,.18);
      transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease, background .25s ease;
      min-height:180px;
    }
    .feature-card:hover{
      transform:translateY(-4px);
      border-color:rgba(88,215,255,.28);
      box-shadow:0 18px 40px rgba(0,0,0,.28);
      background:linear-gradient(180deg, rgba(17, 36, 60, .92), rgba(10, 21, 35, .95));
    }
    .feature-card.wide{grid-column:span 6}
    .feature-card .icon-badge{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;
      margin-bottom:14px;
      background:linear-gradient(135deg, rgba(88,215,255,.16), rgba(85,240,200,.12));
      border:1px solid rgba(136,181,255,.18);
      color:#eefcff;
      font-size:1.05rem;
      box-shadow:0 12px 24px rgba(0,0,0,.14);
    }
    .feature-card h3{
      margin:0 0 8px;
      font-size:1.05rem;
      line-height:1.3;
    }
    .feature-card p{
      margin:0 0 14px;
      color:var(--text-soft);
      font-size:.92rem;
      line-height:1.68;
    }
    .feature-card .card-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#dff7ff;
      font-size:.88rem;
      padding:6px 0;
    }
    .feature-card .card-link span{
      color:var(--accent);
      transition:transform .2s ease;
    }
    .feature-card:hover .card-link span{transform:translateX(3px)}

    .stat-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:14px;
    }
    .stat-card{
      position:relative;
      padding:20px;
      border-radius:24px;
      border:1px solid rgba(136,181,255,.14);
      background:linear-gradient(180deg, rgba(13,27,46,.86), rgba(9,19,32,.9));
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .stat-card::after{
      content:"";
      position:absolute;
      inset:auto -10% -40% auto;
      width:120px;height:120px;
      background:radial-gradient(circle, rgba(88,215,255,.18), transparent 65%);
      pointer-events:none;
    }
    .stat-number{
      display:flex;
      align-items:flex-end;
      gap:8px;
      margin-bottom:8px;
      color:#fff;
      line-height:1;
    }
    .stat-number strong{
      font-size:2rem;
      letter-spacing:.01em;
    }
    .stat-number span{
      color:var(--accent);
      font-size:.9rem;
      padding-bottom:4px;
    }
    .stat-card h3{
      margin:0 0 6px;
      font-size:1rem;
    }
    .stat-card p{
      margin:0 0 12px;
      color:var(--text-soft);
      font-size:.88rem;
      line-height:1.6;
    }
    .meter{
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      overflow:hidden;
      border:1px solid rgba(136,181,255,.12);
    }
    .meter > i{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, #5ce3ff 0%, #8f7cff 48%, #53efc8 100%);
      box-shadow:0 0 18px rgba(88,215,255,.22);
    }
    .stat-foot{
      margin-top:10px;
      color:var(--text-mute);
      font-size:.82rem;
    }

    .split-grid{
      display:grid;
      grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
      gap:18px;
      align-items:start;
    }
    .news-list{
      display:flex;
      flex-direction:column;
      gap:2px;
      border-radius:22px;
      overflow:hidden;
      border:1px solid rgba(136,181,255,.12);
      background:rgba(255,255,255,.03);
    }
    .news-item{
      display:grid;
      grid-template-columns:auto minmax(0,1fr) auto;
      gap:12px;
      align-items:center;
      padding:16px 16px;
      border-bottom:1px solid rgba(136,181,255,.08);
      transition:background .2s ease, transform .2s ease;
    }
    .news-item:last-child{border-bottom:none}
    .news-item:hover{
      background:rgba(255,255,255,.04);
      transform:translateX(2px);
    }
    .news-date{
      width:56px;
      display:grid;
      place-items:center;
      padding:10px 0;
      border-radius:16px;
      background:rgba(88,215,255,.08);
      border:1px solid rgba(88,215,255,.16);
      color:#dff8ff;
      font-size:.82rem;
      line-height:1.2;
      text-align:center;
      flex:none;
    }
    .news-text h3{
      margin:0 0 6px;
      font-size:1rem;
      line-height:1.35;
    }
    .news-text p{
      margin:0;
      color:var(--text-soft);
      font-size:.88rem;
      line-height:1.65;
    }
    .news-arrow{
      color:var(--accent);
      font-weight:700;
      font-size:1.1rem;
      padding-left:6px;
    }
    .reco-grid{
      display:grid;
      gap:14px;
    }
    .reco-card{
      padding:20px;
      border-radius:24px;
      border:1px solid rgba(136,181,255,.14);
      background:linear-gradient(180deg, rgba(12, 25, 43, .92), rgba(8, 18, 31, .9));
      box-shadow:var(--shadow-soft);
      min-height:150px;
    }
    .reco-card h3{
      margin:0 0 10px;
      font-size:1.04rem;
      line-height:1.35;
    }
    .reco-card p{
      margin:0 0 14px;
      color:var(--text-soft);
      font-size:.9rem;
      line-height:1.7;
    }
    .reco-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:12px;
    }

    .case-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:16px;
    }
    .case-card{
      padding:22px;
      border-radius:24px;
      border:1px solid rgba(136,181,255,.14);
      background:linear-gradient(180deg, rgba(13, 27, 46, .88), rgba(8, 18, 31, .94));
      box-shadow:var(--shadow-soft);
      transition:transform .24s ease, border-color .24s ease;
      min-height:220px;
    }
    .case-card:hover{transform:translateY(-4px);border-color:rgba(88,215,255,.26)}
    .case-card .case-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:12px;
    }
    .case-index{
      width:38px;height:38px;border-radius:14px;
      display:grid;place-items:center;
      background:rgba(88,215,255,.1);
      border:1px solid rgba(88,215,255,.16);
      color:#def7ff;
      font-weight:800;
    }
    .case-card h3{
      margin:0 0 8px;
      font-size:1.06rem;
      line-height:1.35;
    }
    .case-card p{
      margin:0 0 14px;
      color:var(--text-soft);
      font-size:.9rem;
      line-height:1.7;
    }
    .case-card .btn{min-height:42px;padding:0 14px;border-radius:14px;font-size:.9rem}
    .case-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}

    .plan-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) minmax(290px,.8fr);
      gap:18px;
    }
    .steps{
      display:grid;
      gap:14px;
    }
    .step{
      display:grid;
      grid-template-columns:auto minmax(0,1fr);
      gap:14px;
      padding:18px;
      border-radius:22px;
      border:1px solid rgba(136,181,255,.14);
      background:rgba(255,255,255,.04);
      box-shadow:0 10px 24px rgba(0,0,0,.12);
    }
    .step-num{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(88,215,255,.16), rgba(143,124,255,.15));
      border:1px solid rgba(136,181,255,.18);
      color:#fff;
      font-weight:800;
      font-size:1rem;
      flex:none;
    }
    .step h3{
      margin:0 0 6px;
      font-size:1rem;
      line-height:1.35;
    }
    .step p{
      margin:0;
      color:var(--text-soft);
      font-size:.9rem;
      line-height:1.7;
    }
    .compare-card{
      padding:22px;
      border-radius:24px;
      border:1px solid rgba(136,181,255,.14);
      background:linear-gradient(180deg, rgba(11, 24, 41, .92), rgba(8, 18, 31, .94));
      box-shadow:var(--shadow-soft);
    }
    .compare-card h3{margin:0 0 10px;font-size:1.05rem}
    .compare-card p{margin:0 0 14px;color:var(--text-soft);font-size:.9rem;line-height:1.72}
    .compare-list{
      display:grid;
      gap:10px;
    }
    .compare-item{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:12px 14px;
      border-radius:16px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(136,181,255,.12);
      color:var(--text-soft);
      font-size:.88rem;
      line-height:1.65;
    }
    .compare-item strong{
      color:#fff;
      min-width:64px;
      flex:none;
    }
    .compare-item i{
      width:9px;height:9px;border-radius:50%;
      margin-top:8px;
      background:var(--accent);
      box-shadow:0 0 12px rgba(88,215,255,.4);
      flex:none;
    }

    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border-radius:22px;
      border:1px solid rgba(136,181,255,.14);
      background:rgba(255,255,255,.04);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      text-align:left;
      padding:18px 18px;
      background:transparent;
      color:#fff;
      border:0;
      cursor:pointer;
      transition:background .2s ease;
    }
    .faq-q:hover{background:rgba(255,255,255,.04)}
    .faq-q strong{
      font-size:1rem;
      line-height:1.4;
      font-weight:700;
    }
    .faq-plus{
      width:32px;height:32px;border-radius:12px;
      display:grid;place-items:center;
      background:rgba(88,215,255,.1);
      border:1px solid rgba(88,215,255,.14);
      color:#dff9ff;
      flex:none;
      transition:transform .2s ease;
    }
    .faq-item.open .faq-plus{transform:rotate(45deg)}
    .faq-a{
      display:none;
      padding:0 18px 18px;
      color:var(--text-soft);
      font-size:.92rem;
      line-height:1.8;
    }
    .faq-item.open .faq-a{display:block}

    .contact-grid{
      display:grid;
      grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
      gap:18px;
      align-items:start;
    }
    .contact-panel,
    .form-panel{
      padding:22px;
      border-radius:24px;
      border:1px solid rgba(136,181,255,.14);
      background:linear-gradient(180deg, rgba(13, 27, 46, .88), rgba(8, 18, 31, .94));
      box-shadow:var(--shadow-soft);
    }
    .contact-panel h3,
    .form-panel h3{
      margin:0 0 10px;
      font-size:1.05rem;
      line-height:1.35;
    }
    .contact-panel p,
    .form-panel p{
      margin:0 0 14px;
      color:var(--text-soft);
      font-size:.9rem;
      line-height:1.75;
    }
    .contact-chips{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:16px;
    }
    .contact-note{
      margin-top:18px;
      padding:14px 15px;
      border-radius:18px;
      background:rgba(85,240,200,.08);
      border:1px solid rgba(85,240,200,.18);
      color:#dbfff4;
      font-size:.88rem;
      line-height:1.7;
    }
    .form-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .field{display:flex;flex-direction:column;gap:8px}
    .field.full{grid-column:1/-1}
    .field label{
      color:#dceeff;
      font-size:.88rem;
      font-weight:700;
    }
    .field input,
    .field textarea{
      width:100%;
      border-radius:16px;
      border:1px solid rgba(136,181,255,.15);
      background:rgba(255,255,255,.04);
      color:#fff;
      padding:13px 14px;
      outline:none;
      transition:border-color .2s ease, box-shadow .2s ease, background .2s ease, transform .2s ease;
    }
    .field input::placeholder,
    .field textarea::placeholder{color:#8da3bb}
    .field input:focus,
    .field textarea:focus{
      border-color:rgba(88,215,255,.45);
      box-shadow:0 0 0 4px rgba(88,215,255,.1);
      background:rgba(255,255,255,.06);
    }
    .field textarea{
      min-height:120px;
      resize:vertical;
    }
    .form-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:16px;
    }

    .footer{
      margin-top:18px;
      padding:24px 24px 28px;
      border-radius:28px;
      border:1px solid rgba(136,181,255,.14);
      background:linear-gradient(180deg, rgba(8, 18, 31, .94), rgba(6, 14, 25, .98));
      box-shadow:var(--shadow-soft);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:18px;
    }
    .footer h4{
      margin:0 0 10px;
      font-size:1rem;
      line-height:1.3;
    }
    .footer p{
      margin:0;
      color:var(--text-soft);
      font-size:.88rem;
      line-height:1.75;
    }
    .footer-links{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .footer-links a{
      color:var(--text-soft);
      font-size:.9rem;
      transition:color .2s ease, transform .2s ease;
      width:fit-content;
    }
    .footer-links a:hover{color:#fff; transform:translateX(2px)}
    .footer-bottom{
      margin-top:18px;
      padding-top:16px;
      border-top:1px solid rgba(136,181,255,.12);
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      color:var(--text-mute);
      font-size:.84rem;
    }

    .toast{
      position:fixed;
      right:18px;
      bottom:18px;
      z-index:80;
      min-width:240px;
      max-width:92vw;
      padding:14px 16px;
      border-radius:18px;
      border:1px solid rgba(88,215,255,.24);
      background:rgba(10, 21, 36, .95);
      backdrop-filter:blur(14px);
      color:#eaf7ff;
      box-shadow:0 18px 38px rgba(0,0,0,.28);
      transform:translateY(20px);
      opacity:0;
      pointer-events:none;
      transition:opacity .25s ease, transform .25s ease;
    }
    .toast.show{opacity:1;transform:translateY(0)}
    .toast small{display:block;color:var(--text-soft);margin-top:4px;line-height:1.5}

    @media (max-width: 1180px){
      .hero-grid,.split-grid,.plan-grid,.contact-grid,.footer-grid{grid-template-columns:1fr}
      .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .case-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .feature-card{grid-column:span 6}
    }
    @media (max-width: 1024px){
      .side-nav{
        position:sticky;
        top:0;
        width:100%;
        min-height:auto;
        padding:14px 16px;
        border-right:none;
        border-bottom:1px solid var(--line);
        flex-direction:column;
      }
      .main-content{margin-left:0;padding:18px 14px 26px}
      .mobile-top{display:flex}
      .brand-block{padding:0}
      .nav-panel{
        display:none;
        padding-top:6px;
      }
      .nav-panel.open{display:flex}
      .nav-bottom{display:none}
      .section{padding:22px}
      .hero{padding:24px}
      .feature-grid{grid-template-columns:repeat(6,minmax(0,1fr))}
    }
    @media (max-width: 768px){
      .top-spacer{align-items:flex-start;flex-direction:column}
      .stat-grid,
      .case-grid,
      .form-grid,
      .countdown-grid,
      .signal-grid{grid-template-columns:1fr}
      .feature-grid{grid-template-columns:1fr}
      .feature-card,.feature-card.wide{grid-column:auto}
      .hero h1{max-width:none}
      .hero-actions,.hero-points,.mini-tags{justify-content:flex-start}
      .countdown-card{min-height:auto}
      .news-item{grid-template-columns:1fr;gap:8px}
      .news-date{width:fit-content;padding:8px 12px}
      .news-arrow{display:none}
      .section-head{align-items:flex-start;flex-direction:column}
    }
    @media (max-width: 520px){
      .main-content{padding:12px 10px 22px}
      .section{padding:18px;border-radius:22px}
      .hero{padding:18px}
      .brand-title{font-size:1.1rem}
      .brand-sub{font-size:.86rem}
      .btn{width:100%}
      .hero-actions .btn{width:100%}
      .footer-bottom{flex-direction:column;align-items:flex-start}
      .update-chip{width:100%;justify-content:space-between}
    }

/* roulang page: category2 */
:root {
      --bg-deep: #071426;
      --bg-mid: #0d2138;
      --bg-soft: #12304d;
      --panel: rgba(18, 42, 68, .72);
      --panel-strong: rgba(21, 54, 86, .88);
      --panel-faint: rgba(255, 255, 255, .055);
      --line: rgba(174, 211, 255, .18);
      --line-strong: rgba(113, 214, 255, .36);
      --text: #eef7ff;
      --muted: #a9bed2;
      --weak: #7f98ad;
      --cyan: #62d9ff;
      --blue: #4d8dff;
      --violet: #b8a9ff;
      --green: #8df2cf;
      --warning: #ffd37a;
      --danger: #ff8fa3;
      --shadow: 0 22px 60px rgba(0, 0, 0, .32);
      --shadow-soft: 0 16px 42px rgba(3, 14, 28, .28);
      --glow: 0 0 0 1px rgba(98, 217, 255, .24), 0 0 28px rgba(98, 217, 255, .18);
      --radius-xl: 28px;
      --radius-lg: 20px;
      --radius-md: 14px;
      --radius-sm: 10px;
      --nav-w: 288px;
      --ease: 180ms ease;
      --content-max: 1180px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      color: var(--text);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
      line-height: 1.72;
      background:
        radial-gradient(circle at 78% 8%, rgba(80, 158, 255, .28), transparent 32%),
        radial-gradient(circle at 12% 78%, rgba(98, 217, 255, .18), transparent 34%),
        linear-gradient(145deg, #061120 0%, #0b1b31 46%, #0f2942 100%);
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: .42;
      background-image:
        linear-gradient(rgba(255, 255, 255, .055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .055) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .82), transparent 82%);
      z-index: -2;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--ease), border-color var(--ease), background var(--ease), transform var(--ease), box-shadow var(--ease);
    }

    a:hover,
    a:focus {
      color: var(--cyan);
      outline: none;
    }

    img {
      max-width: 100%;
      display: block;
    }

    button,
    input,
    textarea,
    select {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    input,
    textarea,
    select {
      width: 100%;
      color: var(--text);
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, .07);
      padding: 13px 15px;
      outline: none;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    input::placeholder,
    textarea::placeholder {
      color: rgba(169, 190, 210, .72);
    }

    input:focus,
    textarea:focus,
    select:focus {
      border-color: var(--cyan);
      background: rgba(255, 255, 255, .09);
      box-shadow: var(--glow);
    }

    .site-shell {
      min-height: 100vh;
      display: flex;
    }

    .sidebar {
      position: fixed;
      inset: 0 auto 0 0;
      width: var(--nav-w);
      padding: 22px 18px;
      background: rgba(7, 20, 38, .78);
      border-right: 1px solid var(--line);
      backdrop-filter: blur(22px);
      z-index: 50;
      box-shadow: 10px 0 45px rgba(0, 0, 0, .26);
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 12px;
      min-height: 58px;
      padding: 10px 10px 18px;
      border-bottom: 1px solid var(--line);
      margin-bottom: 18px;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      color: #061120;
      font-weight: 900;
      border-radius: 15px;
      background: linear-gradient(135deg, var(--cyan), var(--violet));
      box-shadow: 0 0 24px rgba(98, 217, 255, .34);
      flex: 0 0 auto;
    }

    .brand-title {
      min-width: 0;
    }

    .brand-title strong {
      display: block;
      color: var(--text);
      font-size: 15px;
      line-height: 1.35;
      word-break: keep-all;
    }

    .brand-title span {
      display: block;
      color: var(--muted);
      font-size: 12px;
      margin-top: 2px;
    }

    .nav-panel {
      display: grid;
      gap: 9px;
    }

    .nav-link {
      display: flex;
      gap: 12px;
      align-items: center;
      padding: 12px;
      border: 1px solid transparent;
      border-radius: var(--radius-lg);
      color: var(--muted);
      background: transparent;
    }

    .nav-link:hover {
      transform: translateY(-1px);
      background: rgba(255, 255, 255, .06);
      border-color: var(--line);
      box-shadow: var(--shadow-soft);
      color: var(--text);
    }

    .nav-link.active {
      color: var(--text);
      background: linear-gradient(135deg, rgba(98, 217, 255, .16), rgba(184, 169, 255, .11));
      border-color: var(--line-strong);
      box-shadow: var(--glow);
    }

    .nav-icon {
      width: 36px;
      height: 36px;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      color: var(--cyan);
      border-radius: 13px;
      border: 1px solid rgba(98, 217, 255, .22);
      background: rgba(98, 217, 255, .08);
      font-weight: 800;
    }

    .nav-text {
      display: block;
      min-width: 0;
    }

    .nav-text strong {
      display: block;
      font-size: 14px;
      line-height: 1.25;
    }

    .nav-text span {
      display: block;
      color: var(--weak);
      font-size: 11px;
      line-height: 1.35;
      margin-top: 4px;
    }

    .mobile-topbar {
      display: none;
      position: sticky;
      top: 0;
      z-index: 60;
      min-height: 68px;
      padding: 12px 16px;
      align-items: center;
      justify-content: space-between;
      background: rgba(7, 20, 38, .86);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(18px);
    }

    .menu-toggle {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border: 1px solid var(--line);
      border-radius: 14px;
      color: var(--text);
      background: rgba(255, 255, 255, .07);
    }

    .menu-toggle:hover,
    .menu-toggle:focus {
      border-color: var(--cyan);
      box-shadow: var(--glow);
    }

    .drawer-backdrop {
      display: none;
      position: fixed;
      inset: 0;
      z-index: 45;
      background: rgba(0, 0, 0, .52);
    }

    .drawer-backdrop.is-open {
      display: block;
    }

    .main-area {
      width: 100%;
      margin-left: var(--nav-w);
      min-width: 0;
    }

    .page-content {
      width: min(var(--content-max), calc(100% - 40px));
      margin: 0 auto;
      padding: 42px 0 0;
    }

    .section {
      padding: 46px 0;
    }

    .section-tight {
      padding: 28px 0;
    }

    .section-head {
      display: grid;
      gap: 10px;
      margin-bottom: 24px;
      max-width: 780px;
    }

    .section-head.compact {
      margin-bottom: 18px;
    }

    .eyebrow {
      display: inline-flex;
      width: fit-content;
      align-items: center;
      gap: 8px;
      color: var(--cyan);
      font-size: 13px;
      font-weight: 800;
      border: 1px solid rgba(98, 217, 255, .25);
      border-radius: 999px;
      padding: 6px 11px;
      background: rgba(98, 217, 255, .08);
    }

    h1,
    h2,
    h3,
    h4,
    p {
      margin-top: 0;
    }

    h1 {
      font-size: clamp(34px, 5vw, 64px);
      line-height: 1.08;
      margin-bottom: 18px;
      letter-spacing: 0;
    }

    h2 {
      font-size: clamp(25px, 3vw, 38px);
      line-height: 1.18;
      margin-bottom: 10px;
      letter-spacing: 0;
    }

    h3 {
      font-size: 20px;
      line-height: 1.35;
      margin-bottom: 10px;
      letter-spacing: 0;
    }

    h4 {
      font-size: 16px;
      line-height: 1.45;
      margin-bottom: 8px;
    }

    p {
      color: var(--muted);
      margin-bottom: 0;
    }

    .lead {
      font-size: 18px;
      max-width: 760px;
      color: #c4d5e5;
    }

    .glass-card {
      position: relative;
      border: 1px solid var(--line);
      border-radius: var(--radius-xl);
      background: linear-gradient(145deg, rgba(255, 255, 255, .095), rgba(255, 255, 255, .045));
      box-shadow: var(--shadow);
      backdrop-filter: blur(18px);
      overflow: hidden;
    }

    .glass-card::before {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      background: linear-gradient(135deg, rgba(255, 255, 255, .12), transparent 34%);
      opacity: .54;
    }

    .glass-card > * {
      position: relative;
      z-index: 1;
    }

    .hover-card {
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    .hover-card:hover {
      transform: translateY(-4px);
      border-color: var(--line-strong);
      box-shadow: var(--shadow), 0 0 34px rgba(98, 217, 255, .13);
    }

    .hero-category {
      padding: 26px;
      min-height: 520px;
      display: grid;
      align-items: stretch;
      grid-template-columns: minmax(0, 1.02fr) minmax(340px, .78fr);
      gap: 24px;
      background:
        linear-gradient(135deg, rgba(12, 36, 62, .94), rgba(9, 26, 46, .86)),
        radial-gradient(circle at 72% 24%, rgba(98, 217, 255, .24), transparent 42%);
    }

    .hero-copy {
      padding: 26px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-width: 0;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .button,
    .button:visited {
      border-radius: var(--radius-md);
      font-weight: 800;
      margin: 0;
      line-height: 1.2;
      white-space: normal;
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease), background var(--ease), color var(--ease);
    }

    .btn-glow {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 48px;
      padding: 14px 20px;
      color: #061120;
      border: 1px solid rgba(98, 217, 255, .48);
      background: linear-gradient(135deg, var(--cyan), #8fb3ff);
      box-shadow: 0 0 24px rgba(98, 217, 255, .28);
    }

    .btn-glow:hover,
    .btn-glow:focus {
      color: #061120;
      transform: translateY(-2px);
      box-shadow: 0 0 0 1px rgba(255, 255, 255, .35), 0 0 34px rgba(98, 217, 255, .45);
      background: linear-gradient(135deg, #8ae5ff, #b9c1ff);
    }

    .btn-glow:active,
    .btn-ghost:active {
      transform: translateY(0);
    }

    .btn-ghost {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      padding: 14px 20px;
      color: var(--text);
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, .07);
    }

    .btn-ghost:hover,
    .btn-ghost:focus {
      color: var(--cyan);
      border-color: var(--cyan);
      box-shadow: var(--glow);
      background: rgba(98, 217, 255, .1);
    }

    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 9px;
      margin-top: 24px;
    }

    .badge,
    .tag {
      display: inline-flex;
      align-items: center;
      width: fit-content;
      gap: 6px;
      border-radius: 999px;
      border: 1px solid rgba(174, 211, 255, .18);
      color: #cae3f8;
      background: rgba(255, 255, 255, .065);
      padding: 6px 11px;
      font-size: 12px;
      font-weight: 700;
      line-height: 1.2;
    }

    .badge.hot {
      color: #061120;
      background: linear-gradient(135deg, var(--warning), var(--green));
      border-color: transparent;
    }

    .status-panel {
      padding: 20px;
      display: grid;
      align-content: start;
      gap: 14px;
      border-radius: 24px;
      background: rgba(255, 255, 255, .07);
      border: 1px solid var(--line);
    }

    .rank-item {
      display: grid;
      grid-template-columns: 38px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 13px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .065);
      border: 1px solid rgba(255, 255, 255, .08);
    }

    .rank-num {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      color: var(--cyan);
      font-weight: 900;
      border-radius: 12px;
      background: rgba(98, 217, 255, .1);
      border: 1px solid rgba(98, 217, 255, .22);
    }

    .rank-item strong {
      display: block;
      line-height: 1.25;
      margin-bottom: 3px;
    }

    .rank-item span {
      display: block;
      color: var(--weak);
      font-size: 12px;
      line-height: 1.35;
    }

    .rank-score {
      color: var(--green);
      font-weight: 900;
      white-space: nowrap;
    }

    .filter-panel {
      padding: 18px;
      display: grid;
      gap: 16px;
      background: rgba(255, 255, 255, .065);
      border: 1px solid var(--line);
      border-radius: var(--radius-xl);
      box-shadow: var(--shadow-soft);
    }

    .filter-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
      justify-content: space-between;
    }

    .chip-group {
      display: flex;
      flex-wrap: wrap;
      gap: 9px;
    }

    .chip {
      border: 1px solid var(--line);
      color: var(--muted);
      border-radius: 999px;
      background: rgba(255, 255, 255, .055);
      padding: 8px 13px;
      font-size: 13px;
      font-weight: 800;
      transition: transform var(--ease), background var(--ease), border-color var(--ease), color var(--ease), box-shadow var(--ease);
    }

    .chip:hover,
    .chip:focus {
      color: var(--text);
      border-color: var(--line-strong);
      background: rgba(98, 217, 255, .1);
      box-shadow: var(--glow);
      transform: translateY(-1px);
      outline: none;
    }

    .chip.active {
      color: #061120;
      border-color: transparent;
      background: linear-gradient(135deg, var(--cyan), #a7b6ff);
    }

    .search-inline {
      position: relative;
      min-width: min(320px, 100%);
      flex: 1;
    }

    .search-inline input {
      padding-left: 40px;
      min-height: 46px;
    }

    .search-inline span {
      position: absolute;
      left: 14px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--cyan);
      font-weight: 900;
    }

    .topic-grid {
      display: grid;
      grid-template-columns: repeat(12, 1fr);
      gap: 18px;
    }

    .topic-card {
      grid-column: span 4;
      padding: 22px;
      min-height: 250px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      border-radius: var(--radius-xl);
    }

    .topic-card.wide {
      grid-column: span 8;
      min-height: 290px;
    }

    .topic-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 16px;
    }

    .topic-icon {
      width: 48px;
      height: 48px;
      display: grid;
      place-items: center;
      border-radius: 17px;
      color: var(--cyan);
      background: rgba(98, 217, 255, .1);
      border: 1px solid rgba(98, 217, 255, .24);
      font-weight: 900;
      font-size: 20px;
      flex: 0 0 auto;
    }

    .topic-desc {
      margin-bottom: 18px;
    }

    .topic-foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
      padding-top: 16px;
      border-top: 1px solid rgba(174, 211, 255, .13);
    }

    .mini-link {
      color: var(--cyan);
      font-weight: 900;
      font-size: 14px;
    }

    .mini-link:hover,
    .mini-link:focus {
      color: #ffffff;
      text-shadow: 0 0 18px rgba(98, 217, 255, .6);
    }

    .data-strip {
      padding: 22px;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      background: linear-gradient(135deg, rgba(12, 33, 57, .9), rgba(13, 47, 77, .78));
    }

    .data-box {
      padding: 17px;
      border-radius: 19px;
      background: rgba(255, 255, 255, .06);
      border: 1px solid rgba(174, 211, 255, .13);
    }

    .data-box strong {
      display: block;
      color: var(--text);
      font-size: 31px;
      line-height: 1.05;
      margin-bottom: 7px;
    }

    .data-box span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.45;
    }

    .path-layout {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 20px;
      align-items: stretch;
    }

    .side-note {
      padding: 24px;
      display: grid;
      align-content: start;
      gap: 16px;
    }

    .path-list {
      display: grid;
      gap: 13px;
    }

    .path-item {
      display: grid;
      grid-template-columns: 44px 1fr;
      gap: 14px;
      padding: 17px;
      border-radius: 20px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, .06);
    }

    .path-step {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 15px;
      color: #061120;
      font-weight: 900;
      background: linear-gradient(135deg, var(--cyan), var(--green));
    }

    .compare-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
    }

    .compare-card {
      padding: 22px;
      border-radius: var(--radius-xl);
    }

    .check-list {
      display: grid;
      gap: 10px;
      margin: 16px 0 0;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      position: relative;
      color: var(--muted);
      padding-left: 28px;
    }

    .check-list li::before {
      content: "✓";
      position: absolute;
      left: 0;
      top: 0;
      color: var(--green);
      font-weight: 900;
    }

    .accordion {
      background: transparent;
      border: 0;
    }

    .accordion-item {
      margin-bottom: 12px;
      border: 1px solid var(--line);
      border-radius: 18px;
      overflow: hidden;
      background: rgba(255, 255, 255, .06);
    }

    .accordion-title {
      padding: 18px 48px 18px 18px;
      color: var(--text);
      font-size: 16px;
      font-weight: 900;
      border: 0;
      background: rgba(255, 255, 255, .035);
    }

    .accordion-title:hover,
    .accordion-title:focus {
      color: var(--cyan);
      background: rgba(98, 217, 255, .09);
      outline: none;
    }

    .accordion-title::before {
      color: var(--cyan);
      font-size: 22px;
      margin-top: -13px;
    }

    .accordion-content {
      color: var(--muted);
      padding: 0 18px 18px;
      border: 0;
      background: transparent;
      line-height: 1.8;
    }

    .cta-panel {
      padding: 28px;
      display: grid;
      grid-template-columns: 1fr 360px;
      gap: 24px;
      align-items: center;
      background:
        linear-gradient(135deg, rgba(98, 217, 255, .12), rgba(184, 169, 255, .09)),
        rgba(255, 255, 255, .06);
    }

    .contact-form {
      display: grid;
      gap: 12px;
    }

    .form-note {
      color: var(--weak);
      font-size: 12px;
      line-height: 1.6;
    }

    .footer {
      width: min(var(--content-max), calc(100% - 40px));
      margin: 28px auto 0;
      padding: 32px 0 26px;
      border-top: 1px solid var(--line);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr .85fr .9fr;
      gap: 24px;
      padding: 24px;
      border: 1px solid var(--line);
      border-radius: var(--radius-xl);
      background: rgba(4, 14, 28, .46);
      backdrop-filter: blur(14px);
    }

    .brand-badge {
      display: inline-flex;
      align-items: center;
      width: fit-content;
      color: #061120;
      font-weight: 900;
      border-radius: 999px;
      padding: 8px 12px;
      background: linear-gradient(135deg, var(--cyan), var(--violet));
    }

    .footer-links {
      display: grid;
      gap: 8px;
    }

    .footer-links a {
      color: var(--muted);
      width: fit-content;
    }

    .footer-links a:hover,
    .footer-links a:focus {
      color: var(--cyan);
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      color: var(--weak);
      font-size: 13px;
      padding: 18px 6px 0;
    }

    @media (max-width: 1180px) {
      :root {
        --nav-w: 250px;
      }

      .page-content,
      .footer {
        width: min(100% - 30px, var(--content-max));
      }

      .hero-category {
        grid-template-columns: 1fr;
        min-height: auto;
      }

      .status-panel {
        grid-template-columns: repeat(2, 1fr);
      }

      .topic-card,
      .topic-card.wide {
        grid-column: span 6;
      }

      .data-strip,
      .compare-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .path-layout,
      .cta-panel {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 900px) {
      .mobile-topbar {
        display: flex;
      }

      .site-shell {
        display: block;
      }

      .sidebar {
        width: min(86vw, 320px);
        transform: translateX(-104%);
        transition: transform var(--ease);
      }

      .sidebar.is-open {
        transform: translateX(0);
      }

      .main-area {
        margin-left: 0;
      }

      .page-content {
        padding-top: 24px;
      }

      .section {
        padding: 34px 0;
      }

      .hero-copy {
        padding: 14px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 640px) {
      .page-content,
      .footer {
        width: min(100% - 22px, var(--content-max));
      }

      .brand-title strong {
        font-size: 13px;
      }

      .hero-category {
        padding: 16px;
        border-radius: 22px;
      }

      .hero-actions .button {
        width: 100%;
      }

      .status-panel {
        grid-template-columns: 1fr;
      }

      .rank-item {
        grid-template-columns: 34px 1fr;
      }

      .rank-score {
        grid-column: 2;
      }

      .filter-row {
        align-items: stretch;
      }

      .search-inline {
        flex-basis: 100%;
      }

      .topic-card,
      .topic-card.wide {
        grid-column: span 12;
        min-height: auto;
      }

      .data-strip,
      .compare-grid {
        grid-template-columns: 1fr;
      }

      .path-item {
        grid-template-columns: 1fr;
      }

      .footer-bottom {
        display: grid;
      }
    }

/* roulang page: category1 */
:root{
    --bg-0:#06121f;
    --bg-1:#091a2c;
    --bg-2:#0c2238;
    --panel:rgba(10,24,42,.72);
    --panel-2:rgba(14,33,55,.84);
    --panel-soft:rgba(255,255,255,.05);
    --line:rgba(163,195,255,.14);
    --line-strong:rgba(122,184,255,.26);
    --text:#edf5ff;
    --muted:#a9bfd8;
    --muted-2:#7f97b2;
    --accent:#5bd4ff;
    --accent-2:#8b7dff;
    --accent-3:#6ff3c0;
    --warning:#ffd37a;
    --shadow:0 24px 60px rgba(0,0,0,.34);
    --shadow-soft:0 14px 32px rgba(0,0,0,.22);
    --radius-xl:30px;
    --radius-lg:22px;
    --radius-md:16px;
    --radius-sm:12px;
    --space:24px;
    --sidebar-w:286px;
}

*,
*::before,
*::after{box-sizing:border-box}

html,body{height:100%}

body{
    margin:0;
    color:var(--text);
    background:
        radial-gradient(circle at 12% 10%, rgba(91,212,255,.15), transparent 26%),
        radial-gradient(circle at 86% 14%, rgba(139,125,255,.16), transparent 25%),
        radial-gradient(circle at 50% 100%, rgba(111,243,192,.07), transparent 30%),
        linear-gradient(145deg, var(--bg-0) 0%, var(--bg-1) 42%, var(--bg-2) 100%);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
    line-height:1.7;
    letter-spacing:.01em;
    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: 44px 44px;
    mask-image: linear-gradient(180deg, rgba(0,0,0,.9), rgba(0,0,0,.25) 70%, rgba(0,0,0,0));
    opacity:.28;
    z-index:0;
}

a{
    color:inherit;
    text-decoration:none;
    transition:all .24s ease;
}

a:hover,a:focus{color:#fff}

img{max-width:100%;display:block}

button,input,textarea,select{
    font:inherit;
}

button{
    cursor:pointer;
}

::selection{
    background:rgba(91,212,255,.24);
    color:#fff;
}

.page-shell{
    position:relative;
    min-height:100vh;
    z-index:1;
}

.sidebar{
    position:fixed;
    inset:0 auto 0 0;
    width:var(--sidebar-w);
    padding:20px 18px 18px;
    background:linear-gradient(180deg, rgba(9,21,36,.86), rgba(9,21,36,.72));
    border-right:1px solid rgba(157,189,255,.12);
    box-shadow: 18px 0 50px rgba(0,0,0,.22);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    z-index:30;
    display:flex;
    flex-direction:column;
    gap:16px;
}

.brand-block{
    padding:14px 14px 12px;
    border-radius:24px;
    background:linear-gradient(160deg, rgba(91,212,255,.12), rgba(139,125,255,.08));
    border:1px solid rgba(173,204,255,.12);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.05);
}

.brand-mark{
    display:flex;
    align-items:center;
    gap:12px;
}

.brand-orb{
    width:42px;
    height:42px;
    border-radius:14px;
    background:
        radial-gradient(circle at 30% 30%, rgba(255,255,255,.8), rgba(255,255,255,.12) 18%, transparent 20%),
        linear-gradient(145deg, rgba(91,212,255,.96), rgba(139,125,255,.82));
    box-shadow:0 0 18px rgba(91,212,255,.28), 0 0 26px rgba(139,125,255,.18);
    position:relative;
    flex:0 0 auto;
}

.brand-orb::after{
    content:"";
    position:absolute;
    inset:10px;
    border-radius:10px;
    border:1px solid rgba(255,255,255,.35);
}

.brand-copy strong{
    display:block;
    font-size:18px;
    line-height:1.25;
    letter-spacing:.02em;
}

.brand-copy span{
    display:block;
    color:var(--muted);
    font-size:12px;
    margin-top:2px;
}

.nav-panel{
    display:flex;
    flex-direction:column;
    gap:10px;
    margin:2px 0 0;
}

.nav-link{
    display:flex;
    align-items:center;
    gap:12px;
    padding:13px 14px;
    border-radius:20px;
    border:1px solid transparent;
    background:rgba(255,255,255,.03);
    color:var(--text);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.03);
}

.nav-link:hover,
.nav-link:focus{
    transform:translateX(3px);
    border-color:rgba(91,212,255,.18);
    background:rgba(91,212,255,.08);
    color:#fff;
    box-shadow:0 12px 28px rgba(0,0,0,.18), 0 0 0 1px rgba(91,212,255,.06) inset;
}

.nav-link.active{
    background:linear-gradient(135deg, rgba(91,212,255,.16), rgba(139,125,255,.12));
    border-color:rgba(123,203,255,.28);
    box-shadow:0 16px 30px rgba(0,0,0,.22), 0 0 0 1px rgba(123,203,255,.1) inset;
}

.nav-icon{
    width:36px;
    height:36px;
    border-radius:12px;
    display:grid;
    place-items:center;
    color:#d9f4ff;
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.08);
    flex:0 0 auto;
    font-size:16px;
}

.nav-link.active .nav-icon{
    background:linear-gradient(145deg, rgba(91,212,255,.2), rgba(139,125,255,.18));
    border-color:rgba(181,225,255,.22);
    box-shadow:0 0 0 1px rgba(91,212,255,.14), 0 0 18px rgba(91,212,255,.12);
}

.nav-text{
    min-width:0;
    display:flex;
    flex-direction:column;
    gap:2px;
}

.nav-text strong{
    display:block;
    font-size:15px;
    line-height:1.25;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
}

.nav-text span{
    display:block;
    color:var(--muted);
    font-size:12px;
    line-height:1.3;
}

.sidebar-note{
    margin-top:auto;
    padding:14px 14px 15px;
    border-radius:20px;
    background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
    border:1px solid rgba(255,255,255,.08);
    color:var(--muted);
    font-size:13px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.03);
}

.sidebar-note strong{
    display:block;
    color:#eff7ff;
    font-size:14px;
    margin-bottom:4px;
}

.content-shell{
    margin-left:var(--sidebar-w);
    min-height:100vh;
    position:relative;
}

.mobile-topbar{
    display:none;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    position:fixed;
    top:0;
    left:0;
    right:0;
    padding:14px 16px;
    background:rgba(7,20,34,.76);
    border-bottom:1px solid rgba(157,189,255,.1);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    z-index:40;
}

.mobile-brand{
    display:flex;
    align-items:center;
    gap:10px;
    color:#f3fbff;
    font-weight:700;
    letter-spacing:.02em;
}

.mobile-brand .dot{
    width:10px;
    height:10px;
    border-radius:50%;
    background:var(--accent);
    box-shadow:0 0 14px rgba(91,212,255,.65);
}

.menu-btn,
.top-ghost-btn{
    height:42px;
    border-radius:14px;
    padding:0 14px;
    border:1px solid rgba(157,189,255,.14);
    background:rgba(255,255,255,.04);
    color:var(--text);
    display:inline-flex;
    align-items:center;
    gap:8px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.03);
}

.menu-btn:hover,
.top-ghost-btn:hover,
.menu-btn:focus,
.top-ghost-btn:focus{
    background:rgba(91,212,255,.1);
    border-color:rgba(91,212,255,.25);
    color:#fff;
}

.main-area{
    padding:24px 24px 40px;
}

.content-wrap{
    max-width:calc(100vw - var(--sidebar-w) - 48px);
}

.section-card{
    position:relative;
    border-radius:var(--radius-xl);
    background:linear-gradient(180deg, rgba(13,31,52,.86), rgba(10,23,39,.76));
    border:1px solid rgba(183,209,255,.12);
    box-shadow:var(--shadow);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    overflow:hidden;
}

.section-card::before{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(135deg, rgba(91,212,255,.08), transparent 28%, rgba(139,125,255,.05));
    pointer-events:none;
}

.section-inner{
    position:relative;
    z-index:1;
}

.section-gap{
    margin-top:22px;
}

.hero{
    padding:28px;
}

.hero-grid{
    display:grid;
    grid-template-columns: minmax(0,1.15fr) minmax(320px,.85fr);
    gap:20px;
    align-items:stretch;
}

.hero-kicker,
.section-kicker{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:7px 12px;
    border-radius:999px;
    background:rgba(91,212,255,.1);
    border:1px solid rgba(91,212,255,.15);
    color:#d6f8ff;
    font-size:12px;
    letter-spacing:.02em;
}

.hero-kicker .pulse,
.section-kicker .pulse{
    width:8px;
    height:8px;
    border-radius:50%;
    background:var(--accent);
    box-shadow:0 0 0 6px rgba(91,212,255,.08);
}

.hero h1{
    margin:16px 0 12px;
    font-size:clamp(30px, 4vw, 54px);
    line-height:1.08;
    letter-spacing:.01em;
    font-weight:800;
}

.hero p{
    margin:0;
    color:var(--muted);
    font-size:16px;
    max-width:62ch;
}

.hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-top:22px;
}

.btn-glow,
.btn-ghost,
.btn-soft{
    height:46px;
    padding:0 18px;
    border-radius:16px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:10px;
    border:1px solid transparent;
    font-weight:700;
    letter-spacing:.01em;
    transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease, color .22s ease;
}

.btn-glow{
    color:#04131f;
    background:linear-gradient(135deg, #85ecff, #b0b2ff);
    box-shadow:0 14px 30px rgba(91,212,255,.18), 0 0 0 1px rgba(255,255,255,.12) inset;
}

.btn-glow:hover,
.btn-glow:focus{
    transform:translateY(-2px);
    color:#04131f;
    box-shadow:0 18px 36px rgba(91,212,255,.24), 0 0 24px rgba(91,212,255,.18);
}

.btn-ghost{
    color:var(--text);
    background:rgba(255,255,255,.04);
    border-color:rgba(169,197,255,.16);
}

.btn-ghost:hover,
.btn-ghost:focus{
    transform:translateY(-2px);
    color:#fff;
    background:rgba(91,212,255,.09);
    border-color:rgba(91,212,255,.24);
    box-shadow:0 12px 26px rgba(0,0,0,.18);
}

.btn-soft{
    color:#dceaff;
    background:rgba(255,255,255,.04);
    border-color:rgba(255,255,255,.08);
}

.btn-soft:hover,
.btn-soft:focus{
    transform:translateY(-2px);
    background:rgba(255,255,255,.08);
    color:#fff;
}

.hero-meta{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:12px;
    margin-top:22px;
}

.meta-card{
    padding:14px 14px 13px;
    border-radius:18px;
    background:rgba(255,255,255,.04);
    border:1px solid rgba(255,255,255,.08);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
}

.meta-card strong{
    display:block;
    font-size:22px;
    line-height:1.1;
    margin-bottom:4px;
    color:#f7fbff;
}

.meta-card span{
    color:var(--muted);
    font-size:12px;
}

.hero-side{
    display:flex;
    flex-direction:column;
    gap:14px;
}

.panel-stack,
.panel-box{
    border-radius:24px;
    background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
    border:1px solid rgba(173,204,255,.12);
    box-shadow:var(--shadow-soft);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.panel-box{
    padding:18px;
}

.panel-box h3{
    margin:0 0 10px;
    font-size:18px;
    line-height:1.25;
}

.panel-box p{
    margin:0;
    color:var(--muted);
    font-size:14px;
}

.signal-list{
    list-style:none;
    padding:0;
    margin:14px 0 0;
    display:grid;
    gap:10px;
}

.signal-list li{
    display:flex;
    align-items:flex-start;
    gap:10px;
    padding:10px 12px;
    border-radius:16px;
    background:rgba(8,20,34,.55);
    border:1px solid rgba(255,255,255,.07);
    color:#dbe9fb;
    font-size:13px;
}

.signal-list i{
    color:var(--accent);
    margin-top:3px;
}

.panel-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:12px;
}

.mini-metric{
    padding:14px 14px 13px;
    border-radius:18px;
    background:rgba(8,20,34,.58);
    border:1px solid rgba(255,255,255,.07);
}

.mini-metric small{
    display:block;
    color:var(--muted);
    font-size:12px;
    margin-bottom:6px;
}

.mini-metric strong{
    display:block;
    font-size:18px;
    line-height:1.1;
}

.mini-line{
    margin-top:10px;
    height:6px;
    border-radius:999px;
    background:rgba(255,255,255,.07);
    overflow:hidden;
}

.mini-line span{
    display:block;
    height:100%;
    border-radius:inherit;
    background:linear-gradient(90deg, rgba(91,212,255,.88), rgba(139,125,255,.92));
    box-shadow:0 0 14px rgba(91,212,255,.18);
}

.filter-strip{
    padding:18px;
}

.filter-bar{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:14px;
    flex-wrap:wrap;
}

.filter-chips{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
}

.chip{
    height:38px;
    padding:0 14px;
    border-radius:999px;
    display:inline-flex;
    align-items:center;
    gap:8px;
    border:1px solid rgba(157,189,255,.14);
    background:rgba(255,255,255,.04);
    color:#dbeaff;
    font-size:13px;
    line-height:1;
}

.chip.active,
.chip:hover,
.chip:focus{
    background:rgba(91,212,255,.1);
    border-color:rgba(91,212,255,.24);
    color:#fff;
}

.filter-search{
    min-width:min(360px,100%);
    flex:1 1 280px;
}

.filter-search .input-group{
    margin:0;
    display:flex;
    align-items:center;
    gap:10px;
    padding:0 14px;
    height:44px;
    border-radius:16px;
    background:rgba(255,255,255,.04);
    border:1px solid rgba(157,189,255,.14);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.03);
}

.filter-search input{
    width:100%;
    border:0;
    outline:0;
    color:#fff;
    background:transparent;
    padding:0;
    margin:0;
    box-shadow:none;
}

.filter-search input::placeholder{
    color:var(--muted-2);
}

.filter-search i{
    color:var(--accent);
}

.section-head{
    display:flex;
    align-items:end;
    justify-content:space-between;
    gap:14px;
    padding:0 4px 14px;
}

.section-head h2{
    margin:0;
    font-size:clamp(22px, 2.1vw, 32px);
    line-height:1.18;
}

.section-head p{
    margin:0;
    color:var(--muted);
    font-size:14px;
    max-width:64ch;
}

.section-head .status{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:8px 12px;
    border-radius:999px;
    background:rgba(255,255,255,.04);
    border:1px solid rgba(255,255,255,.08);
    color:#dcedff;
    font-size:12px;
    white-space:nowrap;
}

.status .dot{
    width:8px;
    height:8px;
    border-radius:50%;
    background:var(--accent-3);
    box-shadow:0 0 0 5px rgba(111,243,192,.08);
}

.content-section{
    padding:20px 18px 18px;
}

.grid-cards{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:16px;
}

.content-card{
    position:relative;
    display:flex;
    flex-direction:column;
    min-height:100%;
    padding:18px;
    border-radius:24px;
    background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.035));
    border:1px solid rgba(173,204,255,.12);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.04), 0 12px 28px rgba(0,0,0,.18);
    overflow:hidden;
    transition:transform .24s ease, box-shadow .24s ease, border-color .24s ease, background .24s ease;
}

.content-card::after{
    content:"";
    position:absolute;
    inset:auto -20% -30% auto;
    width:140px;
    height:140px;
    border-radius:50%;
    background:radial-gradient(circle, rgba(91,212,255,.16), transparent 68%);
    pointer-events:none;
}

.content-card:hover{
    transform:translateY(-4px);
    border-color:rgba(91,212,255,.26);
    box-shadow:0 20px 42px rgba(0,0,0,.26), 0 0 28px rgba(91,212,255,.08);
}

.card-top{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:14px;
}

.card-icon{
    width:44px;
    height:44px;
    border-radius:16px;
    display:grid;
    place-items:center;
    font-size:18px;
    color:#effcff;
    background:linear-gradient(145deg, rgba(91,212,255,.18), rgba(139,125,255,.12));
    border:1px solid rgba(91,212,255,.16);
    box-shadow:0 0 0 1px rgba(255,255,255,.04) inset;
    flex:0 0 auto;
}

.card-badges{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    justify-content:flex-end;
}

.badge{
    display:inline-flex;
    align-items:center;
    height:28px;
    padding:0 10px;
    border-radius:999px;
    border:1px solid rgba(157,189,255,.14);
    background:rgba(255,255,255,.04);
    color:#d3e4f8;
    font-size:12px;
    line-height:1;
}

.content-card h3{
    margin:14px 0 8px;
    font-size:20px;
    line-height:1.25;
}

.content-card p{
    margin:0;
    color:var(--muted);
    font-size:14px;
    flex:1 1 auto;
}

.card-meta{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin-top:16px;
}

.card-meta span{
    padding:7px 10px;
    border-radius:999px;
    background:rgba(255,255,255,.04);
    border:1px solid rgba(255,255,255,.08);
    color:#dbeaff;
    font-size:12px;
}

.card-actions{
    margin-top:16px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:10px;
}

.card-actions .btn-mini{
    height:40px;
    padding:0 14px;
    border-radius:14px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    border:1px solid rgba(91,212,255,.18);
    color:#eafcff;
    background:rgba(91,212,255,.08);
    font-size:13px;
    font-weight:700;
}

.card-actions .btn-mini:hover,
.card-actions .btn-mini:focus{
    transform:translateY(-2px);
    background:rgba(91,212,255,.14);
    border-color:rgba(91,212,255,.3);
    box-shadow:0 10px 22px rgba(0,0,0,.18);
}

.card-actions .link-note{
    color:var(--muted-2);
    font-size:12px;
}

.info-section{
    padding:22px 18px;
}

.info-grid{
    display:grid;
    grid-template-columns:1.05fr .95fr;
    gap:16px;
    align-items:stretch;
}

.info-list{
    display:grid;
    gap:12px;
}

.info-item{
    padding:16px;
    border-radius:22px;
    background:rgba(255,255,255,.045);
    border:1px solid rgba(173,204,255,.12);
}

.info-item .row{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    margin-bottom:10px;
}

.info-item h3{
    margin:0;
    font-size:18px;
    line-height:1.3;
}

.info-item .tag{
    display:inline-flex;
    align-items:center;
    height:28px;
    padding:0 10px;
    border-radius:999px;
    background:rgba(111,243,192,.08);
    border:1px solid rgba(111,243,192,.16);
    color:#dffdf1;
    font-size:12px;
    white-space:nowrap;
}

.info-item p{
    margin:0;
    color:var(--muted);
    font-size:14px;
}

.browse-panel{
    padding:18px;
}

.browse-panel h3{
    margin:0 0 12px;
    font-size:20px;
}

.route-list{
    list-style:none;
    margin:0;
    padding:0;
    display:grid;
    gap:10px;
}

.route-list li{
    display:flex;
    gap:12px;
    align-items:flex-start;
    padding:12px 13px;
    border-radius:16px;
    background:rgba(8,20,34,.55);
    border:1px solid rgba(255,255,255,.07);
    color:#dce8f8;
}

.route-list .idx{
    width:28px;
    height:28px;
    border-radius:50%;
    display:grid;
    place-items:center;
    background:rgba(91,212,255,.1);
    border:1px solid rgba(91,212,255,.14);
    color:#effcff;
    font-weight:700;
    flex:0 0 auto;
    margin-top:1px;
}

.route-list strong{
    display:block;
    font-size:14px;
    margin-bottom:2px;
}

.route-list span{
    display:block;
    color:var(--muted);
    font-size:13px;
}

.faq-section{
    padding:20px 18px;
}

.faq-list{
    display:grid;
    gap:12px;
}

.faq-item{
    border-radius:20px;
    background:rgba(255,255,255,.045);
    border:1px solid rgba(173,204,255,.12);
    overflow:hidden;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.03);
}

.faq-item summary{
    list-style:none;
    cursor:pointer;
    padding:16px 18px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:14px;
    font-size:16px;
    font-weight:700;
    color:#f7fbff;
}

.faq-item summary::-webkit-details-marker{display:none}

.faq-item summary::after{
    content:"+";
    width:28px;
    height:28px;
    border-radius:50%;
    display:grid;
    place-items:center;
    background:rgba(255,255,255,.05);
    border:1px solid rgba(255,255,255,.08);
    color:#dff3ff;
    font-weight:700;
    flex:0 0 auto;
    transition:transform .22s ease, background .22s ease;
}

.faq-item[open] summary::after{
    content:"–";
    background:rgba(91,212,255,.1);
}

.faq-answer{
    padding:0 18px 16px;
    color:var(--muted);
    font-size:14px;
    line-height:1.8;
}

.faq-answer p{
    margin:0;
}

.contact-section{
    padding:22px 18px;
}

.contact-grid{
    display:grid;
    grid-template-columns: .9fr 1.1fr;
    gap:16px;
    align-items:stretch;
}

.contact-card,
.form-card{
    padding:20px;
    border-radius:24px;
    background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.035));
    border:1px solid rgba(173,204,255,.12);
    box-shadow:var(--shadow-soft);
}

.contact-card h2,
.form-card h3{
    margin:0 0 10px;
    font-size:24px;
    line-height:1.22;
}

.contact-card p,
.form-card p{
    margin:0;
    color:var(--muted);
    font-size:14px;
}

.contact-points{
    list-style:none;
    margin:16px 0 0;
    padding:0;
    display:grid;
    gap:10px;
}

.contact-points li{
    display:flex;
    gap:10px;
    align-items:flex-start;
    padding:12px 13px;
    border-radius:16px;
    background:rgba(8,20,34,.52);
    border:1px solid rgba(255,255,255,.07);
    color:#dbe9fb;
    font-size:13px;
}

.contact-points i{
    color:var(--accent);
    margin-top:3px;
}

.form-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:12px;
    margin-top:16px;
}

.form-field{
    display:flex;
    flex-direction:column;
    gap:8px;
}

.form-field.full{
    grid-column:1/-1;
}

.form-field label{
    font-size:13px;
    color:#dce9fb;
}

.form-field input,
.form-field textarea{
    width:100%;
    border-radius:16px;
    padding:13px 14px;
    color:#fff;
    background:rgba(6,16,28,.62);
    border:1px solid rgba(157,189,255,.14);
    outline:none;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.03);
    transition:border-color .22s ease, box-shadow .22s ease, background .22s ease;
}

.form-field textarea{
    min-height:116px;
    resize:vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder{
    color:#8198b5;
}

.form-field input:focus,
.form-field textarea:focus{
    border-color:rgba(91,212,255,.34);
    box-shadow:0 0 0 4px rgba(91,212,255,.08);
    background:rgba(8,20,34,.8);
}

.form-actions{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    align-items:center;
    margin-top:16px;
}

.form-note{
    color:var(--muted-2);
    font-size:12px;
}

.footer{
    margin:22px 24px 0;
    padding:26px 22px 18px;
    border-radius:28px 28px 0 0;
    background:linear-gradient(180deg, rgba(9,20,34,.95), rgba(6,16,27,.98));
    border:1px solid rgba(173,204,255,.1);
    border-bottom:none;
    box-shadow:0 -20px 40px rgba(0,0,0,.16);
}

.footer-grid{
    display:grid;
    grid-template-columns:1.2fr .9fr .9fr;
    gap:18px;
    align-items:start;
}

.footer h4{
    margin:0 0 10px;
    font-size:17px;
    line-height:1.3;
}

.footer p{
    margin:0;
    color:var(--muted);
    font-size:14px;
}

.footer-links{
    display:flex;
    flex-direction:column;
    gap:10px;
}

.footer-links a{
    display:inline-flex;
    width:max-content;
    color:#d8eaff;
    font-size:14px;
}

.footer-links a:hover,
.footer-links a:focus{
    color:#fff;
    transform:translateX(2px);
}

.footer-bottom{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    padding-top:18px;
    margin-top:18px;
    border-top:1px solid rgba(173,204,255,.11);
    color:var(--muted-2);
    font-size:13px;
}

.brand-badge{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-height:36px;
    padding:0 14px;
    border-radius:999px;
    background:linear-gradient(135deg, rgba(91,212,255,.16), rgba(139,125,255,.12));
    border:1px solid rgba(91,212,255,.18);
    color:#f6fbff;
    font-weight:700;
    letter-spacing:.02em;
}

.backdrop{
    display:none;
}

@media (max-width: 1140px){
    :root{ --sidebar-w:250px; }
    .content-wrap{
        max-width:calc(100vw - var(--sidebar-w) - 48px);
    }
    .grid-cards{
        grid-template-columns:repeat(2,minmax(0,1fr));
    }
    .info-grid,
    .contact-grid{
        grid-template-columns:1fr;
    }
    .footer-grid{
        grid-template-columns:1fr 1fr;
    }
    .footer-grid > div:first-child{
        grid-column:1 / -1;
    }
}

@media (max-width: 960px){
    .sidebar{
        transform:translateX(-102%);
        transition:transform .26s ease;
        width:min(88vw, 320px);
    }
    .sidebar.open{
        transform:translateX(0);
    }
    .backdrop{
        display:block;
        position:fixed;
        inset:0;
        background:rgba(3,10,18,.46);
        opacity:0;
        pointer-events:none;
        transition:opacity .26s ease;
        z-index:24;
        backdrop-filter: blur(1px);
        -webkit-backdrop-filter: blur(1px);
    }
    .backdrop.show{
        opacity:1;
        pointer-events:auto;
    }
    .content-shell{
        margin-left:0;
    }
    .mobile-topbar{
        display:flex;
    }
    .main-area{
        padding:82px 16px 28px;
    }
    .content-wrap{
        max-width:100%;
    }
    .hero-grid{
        grid-template-columns:1fr;
    }
    .hero-meta{
        grid-template-columns:1fr;
    }
    .grid-cards{
        grid-template-columns:repeat(2,minmax(0,1fr));
    }
    .section-head{
        flex-direction:column;
        align-items:flex-start;
    }
    .footer{
        margin:18px 16px 0;
    }
    .footer-bottom{
        flex-direction:column;
        align-items:flex-start;
    }
}

@media (max-width: 720px){
    .hero,
    .filter-strip,
    .content-section,
    .info-section,
    .faq-section,
    .contact-section{
        padding:18px 14px;
    }
    .hero h1{
        font-size:clamp(26px, 8vw, 40px);
    }
    .hero p{
        font-size:15px;
    }
    .panel-grid{
        grid-template-columns:1fr;
    }
    .grid-cards{
        grid-template-columns:1fr;
    }
    .contact-grid{
        grid-template-columns:1fr;
    }
    .form-grid{
        grid-template-columns:1fr;
    }
    .footer-grid{
        grid-template-columns:1fr;
    }
    .footer-grid > div:first-child{
        grid-column:auto;
    }
    .filter-search{
        min-width:100%;
    }
}

@media (max-width: 520px){
    .hero-actions,
    .form-actions{
        flex-direction:column;
        align-items:stretch;
    }
    .btn-glow,
    .btn-ghost,
    .btn-soft,
    .btn-mini{
        width:100%;
    }
    .card-actions{
        flex-direction:column;
        align-items:stretch;
    }
    .card-actions .link-note{
        text-align:center;
    }
    .section-head h2{
        font-size:22px;
    }
    .contact-card h2,
    .form-card h3{
        font-size:22px;
    }
}