:root{ --bg:#F3F4F6; --dark:#0F172A; --muted:#6B7280; --primary:#F59E0B; --primary-hover:#D97706; --card:#FFFFFF; }
*{box-sizing:border-box}
body{margin:0;background:var(--bg);font-family:Inter,system-ui,Segoe UI,Roboto,Arial}
.container{max-width:1200px;margin:0 auto;padding:16px}
.header{background:var(--dark);color:#fff}
.header .wrap{display:flex;align-items:center;justify-content:space-between;padding:12px 16px}
.header img.logo{height:40px}
nav a{color:#fff;text-decoration:none;margin:0 10px;font-weight:600;opacity:.9}
nav a:hover{opacity:1}
.hero{background:linear-gradient(180deg,#0F172A 0%,#111827 100%);color:#fff;padding:48px 16px}
.hero h1{margin:0;font-size:32px}
.hero p{color:#e5e7eb}
.btn{background:var(--primary);color:#111827;border:none;padding:10px 16px;border-radius:8px;font-weight:700;cursor:pointer}
.btn:hover{background:var(--primary-hover)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.card{background:var(--card);border-radius:12px;box-shadow:0 4px 14px rgba(15,23,42,.08);overflow:hidden;display:flex;flex-direction:column}
.card img{width:100%;height:180px;object-fit:cover}
.card .info{padding:12px;display:flex;flex-direction:column;gap:8px}
.price{font-weight:800;color:#111827;font-size:18px}
.muted{color:var(--muted);font-size:14px}
.footer{padding:24px;color:#6B7280;text-align:center}
.form{background:#fff;border-radius:12px;padding:16px;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form label{font-size:14px;color:#374151}
.form input{width:100%;padding:10px;border:1px solid #e5e7eb;border-radius:8px}
.badge{display:inline-block;background:#eab30822;border:1px dashed #F59E0B;color:#92400e;padding:4px 8px;border-radius:999px;font-size:12px}
.preview{border:1px dashed #e5e7eb;border-radius:12px;padding:16px;background:#fff}
.toolbar{display:flex;gap:8px;flex-wrap:wrap}
.lock{padding:12px;background:#fff3cd;color:#7c4a03;border:1px solid #ffecb5;border-radius:8px}
.table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden}
.table th,.table td{padding:10px;border-bottom:1px solid #eef2f7;text-align:left;font-size:14px}
.login{max-width:360px;margin:40px auto}
.hidden{display:none}