body{font-family:Arial,Helvetica,sans-serif;background:#f5f7fb;color:#1c2430;margin:0}
.container{width:min(1100px,92%);margin:0 auto}
.site-header,.site-footer{background:#0f172a;color:#fff;padding:16px 0}
.site-header a,.nav a,.site-footer a{color:#fff;text-decoration:none}
.nav{display:flex;gap:12px;flex-wrap:wrap;margin-top:10px}
.card{background:#fff;border-radius:12px;padding:18px;margin:16px 0;box-shadow:0 2px 10px rgba(0,0,0,.06)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.btn{display:inline-block;background:#2563eb;color:#fff;padding:10px 14px;border-radius:8px;text-decoration:none;border:none;cursor:pointer}
.btn.secondary{background:#334155}
input,textarea,select{width:100%;padding:10px;margin:6px 0 12px;border:1px solid #cbd5e1;border-radius:8px;box-sizing:border-box}
table{width:100%;border-collapse:collapse;background:#fff}
th,td{padding:10px;border:1px solid #e2e8f0;text-align:left}
.alert{padding:12px;border-radius:8px;margin:12px 0}
.alert.success{background:#dcfce7}
.alert.error{background:#fee2e2}
.hero{padding:26px 0}
.badge{display:inline-block;background:#e2e8f0;padding:4px 8px;border-radius:999px;font-size:12px}