/* lite bootstrap for demo */
*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial}
.container{max-width:1100px;margin:0 auto;padding:0 16px}
.navbar{background:#0f172a;color:#fff;padding:12px 0}
.navbar .brand{font-weight:800;color:#fff;text-decoration:none}
.nav{display:flex;gap:12px}
.nav a{color:#d1d5db;text-decoration:none}
.grid{display:grid;gap:16px}
.grid-3{grid-template-columns:repeat(1,1fr)}@media(min-width:720px){.grid-3{grid-template-columns:repeat(3,1fr)}}
.card{background:#fff;border-radius:8px;overflow:hidden;border:1px solid #e5e7eb}
.card-img{width:100%;height:220px;object-fit:cover;background:#f3f4f6}
.card-body{padding:12px}
.btn{display:inline-block;padding:8px 12px;border-radius:8px;text-decoration:none}
.btn-primary{background:#2563eb;color:#fff}
.btn-success{background:#16a34a;color:#fff}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border:1px solid #e5e7eb;padding:8px}
.alert{padding:10px;border:1px solid #e5e7eb;background:#f8fafc}
.footer{padding:20px 0;margin-top:40px;border-top:1px solid #e5e7eb;color:#6b7280}
.slider{position:relative;overflow:hidden;border-radius:8px}
.slider-track{display:flex;transition:transform .5s}
.slide{min-width:100%;height:320px;position:relative;color:#fff}
.slide img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.6)}
.caption{position:relative;z-index:2;padding:20px;text-align:center}
.controls{position:absolute;inset:0;display:flex;align-items:center;justify-content:space-between;padding:0 16px}
.control{background:rgba(0,0,0,.4);border:none;color:#fff;padding:6px 10px;border-radius:6px}