:root{--sky:#0090bd;--sky-soft:#e3f4fa;--flame:#ff3018;--ink:#10222b;--muted:#5d6f78;--line:#d9e6ec;--bg:#f4f9fb}
*{box-sizing:border-box}body{margin:0;font:16px/1.6 Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--sky)}img{max-width:100%;height:auto}
header.top{background:#fff;border-bottom:1px solid var(--line)}header.top .wrap{display:flex;align-items:center;gap:18px;flex-wrap:wrap;padding:12px 18px}
header.top nav{display:flex;gap:14px;flex-wrap:wrap;font-size:14px;font-weight:600}header.top nav a{color:var(--ink);text-decoration:none}header.top nav a:hover{color:var(--sky)}
.wrap{max-width:1040px;margin:0 auto;padding:0 18px}main.wrap{padding:26px 18px 60px}
nav.crumbs{font-size:13px;color:var(--muted);margin:0 0 10px}nav.crumbs a{color:var(--muted)}
h1{font-size:clamp(28px,4.5vw,40px);line-height:1.15;margin:0 0 12px;letter-spacing:-.01em;text-wrap:balance}h2{font-size:22px;margin:32px 0 10px}h3{font-size:17px;margin:18px 0 6px}
p.lead{font-size:18px;color:#25404b;max-width:68ch}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 6px}.btn{display:inline-block;padding:12px 18px;border-radius:12px;font-weight:800;text-decoration:none;color:#fff;background:var(--flame)}.btn.alt{background:var(--sky)}.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px;margin:18px 0}.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px}.stat b{display:block;font-size:24px}.stat span{color:var(--muted);font-size:13px}
ul.grid{list-style:none;padding:0;margin:8px 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px}ul.grid li a{display:block;background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 12px;text-decoration:none;color:var(--ink);font-weight:600}ul.grid li a:hover{border-color:var(--sky)}
ul.tips{padding-left:20px}ul.tips li{margin:6px 0}
.box{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin:14px 0}.box.sky{background:var(--sky-soft);border-color:#bfe3f1}
.card{display:grid;grid-template-columns:140px 1fr;gap:14px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;margin:10px 0;text-decoration:none;color:inherit}.card img{width:140px;height:100px;object-fit:cover;border-radius:10px;background:#e6eef2}.card b{display:block}.card small{color:var(--muted)}
details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:8px 0}summary{font-weight:700;cursor:pointer}
footer.bottom{border-top:1px solid var(--line);background:#fff;margin-top:40px}footer.bottom .wrap{padding:22px 18px;font-size:13px;color:var(--muted);display:grid;gap:8px}footer.bottom a{color:var(--muted)}
@media (max-width:640px){.card{grid-template-columns:1fr}.card img{width:100%;height:160px}}