:root{--text:#2a2a2e;--bg:#f6f7f9;--card-bg:#fff;--border:#e3e5e9;--accent:#2f6fed;--accent-contrast:#fff;--danger:#d4452c;--success:#1c8a4b;color:var(--text);background:var(--bg);font:15px/1.5 system-ui,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:dark){:root{--text:#e6e7eb;--bg:#15161b;--card-bg:#1e1f26;--border:#2d2f3a;--accent:#5b8cf6;--accent-contrast:#0b0c0f}}*{box-sizing:border-box}body{margin:0}#root{min-height:100vh}a{color:var(--accent)}button{font:inherit;cursor:pointer}input,select,textarea{font:inherit;border:1px solid var(--border);background:var(--card-bg);color:var(--text);border-radius:6px;padding:8px 10px}.layout{min-height:100vh;display:flex}.sidebar{background:var(--card-bg);border-right:1px solid var(--border);flex-shrink:0;width:220px;padding:20px 16px}.sidebar h1{margin:0 0 24px;font-size:18px}.sidebar nav{flex-direction:column;gap:4px;display:flex}.sidebar nav a{color:var(--text);border-radius:6px;padding:8px 10px;text-decoration:none;display:block}.sidebar nav a.active,.sidebar nav a:hover{background:var(--accent);color:var(--accent-contrast)}.content{flex:1;max-width:1100px;padding:24px 32px}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:20px}.btn{background:var(--accent);color:var(--accent-contrast);border:none;border-radius:6px;padding:8px 14px}.btn.danger{background:var(--danger)}.btn.secondary{color:var(--text);border:1px solid var(--border);background:0 0}.btn:disabled{opacity:.5;cursor:not-allowed}.grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;display:grid}.item-card img{object-fit:cover;border-radius:8px 8px 0 0;width:100%;height:140px}.item-card{border:1px solid var(--border);background:var(--card-bg);border-radius:8px;flex-direction:column;display:flex;overflow:hidden}.item-card .body{flex-direction:column;flex:1;gap:6px;padding:12px;display:flex}.status-badge{border-radius:999px;width:fit-content;padding:2px 8px;font-size:12px;display:inline-block}.status-available{color:var(--success);background:#1c8a4b26}.status-rented{color:var(--danger);background:#d4452c26}.status-maintenance{color:var(--text);background:#96969633}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);padding:8px 10px}.form-row{flex-direction:column;gap:4px;margin-bottom:12px;display:flex}.form-row label{opacity:.8;font-size:13px}.error-text{color:var(--danger);font-size:13px}.login-wrap{justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{width:340px}.toolbar{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.receipt-overlay{z-index:30;background:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.receipt-card{width:320px;font-family:ui-monospace,Consolas,monospace}.receipt-card hr{border:none;border-top:1px dashed var(--border)}.pos-scan-box{flex-direction:column;gap:8px;max-width:420px;display:flex}.scanned-item{align-items:center;gap:12px;display:flex}.scanned-item img{object-fit:cover;border-radius:6px;width:72px;height:72px}@media print{body *{visibility:hidden}.receipt-overlay,.receipt-overlay *{visibility:visible}.receipt-overlay{background:0 0;width:100%;position:absolute;inset:0 auto auto 0}.no-print{display:none!important}}