:root{
  --bg:#ffffff; --surface:#f7f9fc; --card:#ffffff; --text:#0b1020; --muted:#5f6b85;
  --brand:#2563eb; --brand-2:#22c55e; --ring:0 0 0 3px rgba(37,99,235,.18);
  --shadow:0 10px 30px rgba(16,24,40,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--surface);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:24px}
.header{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px}
.brand .logo{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:var(--shadow)}
.brand h1{font-size:22px;margin:0;font-weight:800;letter-spacing:.2px}
.nav{display:flex;align-items:center;gap:16px}
.nav a{padding:10px 12px;border-radius:10px}
.nav a:hover{background:#eef2ff}
.hero{margin:16px 0 8px;background:linear-gradient(180deg,#f5f8ff, #ffffff);border:1px solid #e6ebf5;border-radius:18px;padding:28px;box-shadow:var(--shadow);display:grid;grid-template-columns:1.4fr 1fr;gap:20px}
@media (max-width:900px){.hero{grid-template-columns:1fr}}
.hero h2{margin:0 0 6px;font-size:28px;line-height:1.2}
.hero p{margin:0;color:var(--muted)}
.hero .searchbar{display:flex;gap:10px;margin-top:16px}
.input{flex:1;background:#fff;border:1px solid #e7ecf7;color:var(--text);border-radius:12px;padding:12px 14px;outline:none}
.input:focus{box-shadow:var(--ring);border-color:transparent}
.cta{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:white;border:none;border-radius:12px;padding:12px 16px;font-weight:700;cursor:pointer}
.section-card{background:var(--card);border:1px solid #e8edf7;border-radius:18px;padding:18px;box-shadow:var(--shadow);margin-top:18px}
.cat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
@media (max-width:1200px){.cat-grid{grid-template-columns:repeat(4,1fr)}}
@media (max-width:800px){.cat-grid{grid-template-columns:repeat(2,1fr)}}
.cat{display:flex;align-items:center;gap:12px;padding:14px;border-radius:14px;border:1px solid #e7ecf7;background:#fff;box-shadow:var(--shadow);transition:transform .2s ease, box-shadow .2s ease}
.cat:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(16,24,40,.12)}
.cat .icon{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:#fff;font-weight:800}
.cat .label{font-weight:800}
.cat .count{color:var(--muted);font-size:12px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.grid{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid #e7ecf7;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:transform .2s ease, box-shadow .2s ease}
.card:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(16,24,40,.12)}
.thumb{aspect-ratio:16/10;width:100%;object-fit:cover;background:#eef2ff}
.card-body{padding:14px}
.badge{display:inline-block;background:#eef2ff;color:#334155;border:1px solid #e2e8f0;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:700}
.card-title{font-size:16px;font-weight:800;margin:8px 0 6px}
.card-meta{font-size:12px;color:#5f6b85;display:flex;justify-content:space-between;gap:10px}
.card-actions{display:flex;gap:8px;margin-top:12px}
.btn{flex:1;text-align:center;padding:10px 12px;font-weight:700;border-radius:10px;border:1px solid #e2e8f0;background:#fff;cursor:pointer}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:white;border:none}
.footer{margin:12px 0 24px;color:#5f6b85;font-size:12px;text-align:center}