:root{
  --bg:#ffffff; --muted:#f7f7f8; --text:#111827; --sub:#6b7280; --accent:#0f172a; --ring:#94a3b8;
  --card:#ffffff; --border:#e5e7eb; --link:#0f172a;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji"; color:var(--text); background:var(--bg); line-height:1.6}
.container{max-width:1100px;margin:0 auto;padding:0 1rem}
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.8);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:.75rem;text-decoration:none;color:var(--text)}
.brand-badge{width:36px;height:36px;border-radius:12px;background:#111827;color:#fff;display:grid;place-items:center;font-weight:700}
.brand-name{font-weight:600}
.menu a{margin-left:1rem;text-decoration:none;color:#4b5563;font-weight:500}
.menu a:hover{color:#111827}
.button{display:inline-flex;align-items:center;gap:.5rem;background:#111827;color:#fff;border-radius:14px;padding:.75rem 1rem;text-decoration:none;font-weight:600}
.button.secondary{background:transparent;color:#111827;border:1px solid var(--border)}
.section{padding:64px 0;border-top:1px solid var(--border)}
.hero{background:linear-gradient(180deg, #fff 0%, #f7f7f8 100%)}
.hero .kicker{display:inline-block;border:1px solid var(--border);border-radius:999px;padding:.25rem .75rem;font-size:.75rem;letter-spacing:.04em}
h1{font-size:2.5rem;line-height:1.2;margin:.5rem 0}
h2{font-size:2rem;margin:0 0 .5rem}
.lead{color:var(--sub);font-size:1.1rem}
.grid{display:grid;gap:1rem}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem;margin-top:1rem}
.card{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:1rem}
.card .thumb{display:grid;place-items:center;background:#f3f4f6;border-radius:12px;aspect-ratio:16/9;margin-bottom:.75rem;font-size:1.75rem}
.muted{color:var(--sub);font-size:.9rem}
.footer{border-top:1px solid var(--border);background:#fff}
.footer .cols{display:grid;gap:1.5rem}
.footer h4{font-size:.9rem;margin:0 0 .5rem}
.footer a{display:block;color:#4b5563;text-decoration:none;font-size:.95rem;margin:.25rem 0}
.footer a:hover{color:#111827;text-decoration:underline}
.copy{border-top:1px solid var(--border);padding:1rem 0;color:#6b7280;font-size:.85rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem}
.note{background:#eef2ff;border:1px solid #c7d2fe;color:#3730a3;padding:.75rem;border-radius:12px}
form input, form textarea{width:100%;padding:.75rem;border:1px solid var(--border);border-radius:12px}
form button{margin-top:.5rem}
.table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--border);border-radius:12px;overflow:hidden}
.table th, .table td{padding:.75rem;border-bottom:1px solid var(--border)}
.table tr:last-child td{border-bottom:none}
@media (min-width: 900px){
  .grid-2{grid-template-columns:1.2fr 1fr}
  .footer .cols{grid-template-columns: 1fr 1fr 1fr}
}