:root{--bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#687386;--primary:#2563eb;--border:#e5e7eb;--danger:#b91c1c}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,Arial,sans-serif;background:var(--bg);color:var(--text)}
.top{padding:22px max(20px,calc((100% - 1200px)/2));background:#111827;color:#fff;display:flex;justify-content:space-between;gap:16px;align-items:center}
.top h1{margin:0;font-size:24px}.top p{margin:6px 0 0;color:#cbd5e1}.container{max-width:1200px;margin:auto;padding:24px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:18px}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px;box-shadow:0 8px 24px #0f172a0b;margin-bottom:18px}
.card small{color:var(--muted)}.card strong{display:block;font-size:28px;margin-top:5px}.row{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap}.row h2{margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:15px}.item{border:1px solid var(--border);border-radius:12px;padding:16px;background:#fff}.item h3{margin:0 0 8px}.item p{color:var(--muted);line-height:1.6}
.badge{display:inline-block;padding:5px 9px;border-radius:999px;background:#eef2ff;font-size:12px;font-weight:700}.available{background:#dcfce7;color:#166534}.borrowed{background:#fee2e2;color:#991b1b}.reserved{background:#fef3c7;color:#92400e}.maintenance{background:#e5e7eb;color:#374151}
.form{display:grid;gap:12px}.form input,.form select,.form textarea,#search{padding:11px;border:1px solid var(--border);border-radius:9px;font:inherit;width:100%}.form textarea{min-height:90px}
.btn{display:inline-block;padding:10px 14px;border-radius:9px;background:#e5e7eb;color:#111827;text-decoration:none;border:0;cursor:pointer;font-weight:700}.btn.primary{background:var(--primary);color:#fff}
.auth{min-height:100vh;display:grid;place-items:center;padding:20px}.auth form{width:min(420px,100%)}.auth a{color:var(--primary);text-decoration:none}.danger{color:var(--danger)}
.tableWrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:700px}th,td{text-align:left;padding:11px;border-bottom:1px solid var(--border)}th{font-size:12px;color:var(--muted);text-transform:uppercase}
.actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}.actions button{padding:7px 9px;border:0;border-radius:7px;cursor:pointer}
@media(max-width:600px){.stats{grid-template-columns:1fr}.top{align-items:flex-start;flex-direction:column}.container{padding:14px}.top{padding:18px}.top h1{font-size:20px}}