*{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f4f5f7;--card: #ffffff;--primary: #2563eb;--danger: #dc2626;--text: #1f2937;--muted: #6b7280;--border: #e5e7eb;--success: #059669;--warning: #d97706}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:linear-gradient(180deg,#eef4ff,#f4f5f7);color:var(--text);line-height:1.5}.app{max-width:1300px;margin:0 auto;padding:24px 16px}header h1{font-size:26px;margin-bottom:4px}.subtitle{color:var(--muted);margin-bottom:18px}.summary-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:20px}.summary-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px 16px;display:flex;flex-direction:column;gap:4px}.summary-card span{color:var(--muted);font-size:13px}.summary-card strong{font-size:20px}.layout{display:grid;grid-template-columns:380px 1fr;gap:24px;align-items:start}@media (max-width: 800px){.layout{grid-template-columns:1fr}}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px}.form h2{font-size:18px;margin-bottom:12px}.form label{display:block;font-size:13px;font-weight:600;margin:10px 0 4px;color:var(--muted)}.form input,.form textarea,.form select{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit}.form input:focus,.form textarea:focus,.form select:focus{outline:2px solid var(--primary);border-color:transparent}.form .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.preview{margin-top:10px;width:100%;max-height:180px;object-fit:cover;border-radius:8px;border:1px solid var(--border)}.actions{display:flex;gap:8px;margin-top:16px}.btn{padding:8px 14px;border:1px solid var(--border);background:#fff;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600}.btn:hover{background:#f9fafb}.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn.primary:hover{opacity:.9}.btn.danger{color:var(--danger);border-color:#fca5a5}.btn.small{padding:6px 10px;font-size:13px}.btn:disabled{opacity:.6;cursor:not-allowed}.toolbar{display:flex;align-items:center;gap:12px;margin-bottom:16px}.search{flex:1;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px}.count{color:var(--muted);font-size:14px;white-space:nowrap}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.room{padding:0;overflow:hidden;display:flex;flex-direction:column}.thumb{height:160px;background:#f3f4f6}.thumb img{width:100%;height:100%;object-fit:cover}.no-img{display:flex;align-items:center;justify-content:center;height:100%;color:var(--muted);font-size:13px}.room-body{padding:12px;display:flex;flex-direction:column;gap:6px;flex:1}.title-row{display:flex;justify-content:space-between;align-items:center;gap:8px}.room-body h3{font-size:16px}.desc,.tenant{font-size:13px;color:var(--muted)}.meta{display:flex;flex-direction:column;gap:4px;margin-top:auto}.meta.small{font-size:12px;color:var(--muted)}.price{color:var(--primary);font-weight:700}.stock{font-size:12px;color:var(--muted)}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:2px 8px;font-size:11px;font-weight:700}.badge.empty{background:#dbeafe;color:#1d4ed8}.badge.occupied{background:#dcfce7;color:var(--success)}.empty{color:var(--muted);padding:40px 0;text-align:center}.alert{background:#fee2e2;color:var(--danger);padding:10px 14px;border-radius:8px;margin-bottom:16px;font-size:14px}