*{box-sizing:border-box} body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Helvetica,Arial,sans-serif;background:#f8fafc;color:#0f172a}
a{color:#0ea5e9;text-decoration:none} a:hover{text-decoration:underline}
.container{max-width:1000px;margin:0 auto;padding:16px}
.navbar{background:#0f172a;color:#fff}
.nav-inner{display:flex;align-items:center;justify-content:space-between}
.brand{font-weight:700;color:#fff}
.nav{list-style:none;display:flex;gap:16px;margin:0;padding:12px 0}
.nav a{color:#cbd5e1}
.footer{margin-top:40px;background:#0f172a;color:#cbd5e1}
.footer .container{padding:24px 16px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;box-shadow:0 1px 2px rgba(0,0,0,.05);overflow:hidden}
.card .body{padding:12px 12px 16px}
.card h3{margin:0 0 8px 0;font-size:18px}
.price{font-weight:700}
.btn{display:inline-block;padding:10px 14px;border-radius:8px;border:1px solid #0ea5e9;background:#0ea5e9;color:#fff}
.btn.secondary{background:#fff;color:#0ea5e9}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid #e2e8f0;padding:10px;text-align:left}
.alert{padding:10px 12px;border-radius:8px;border:1px solid #f59e0b;background:#fef3c7;color:#92400e;margin-bottom:12px}
.success{border:1px solid #16a34a;background:#dcfce7;color:#166534}
.form{display:grid;gap:12px;max-width:420px}
input,select{padding:10px;border-radius:8px;border:1px solid #cbd5e1;width:100%}
label{font-size:14px;color:#334155}