:root{--bg: #f3efe7;--panel: #fffdf8;--line: #dfd3c1;--ink: #1f1b17;--muted: #6e6459;--accent: #c44b2a;font-family:Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top left,rgba(196,75,42,.18),transparent 30%),var(--bg)}.login-card{width:min(100%,460px);padding:32px;border:1px solid var(--line);border-radius:24px;background:var(--panel);box-shadow:0 20px 50px #3626161f}.login-card h1{margin:0;font-size:34px}.layout{min-height:100vh;display:grid;grid-template-columns:240px 1fr}.sidebar{padding:24px;background:#1d1a17;color:#fff}.sidebar h1{margin-top:0;font-size:22px}.sidebar nav{display:grid;gap:10px}.sidebar a{color:#ffffffd1;text-decoration:none}.sidebar a.active{color:#fff;font-weight:700}.content{padding:24px;display:grid;gap:20px}.panel{padding:24px;border:1px solid var(--line);border-radius:20px;background:var(--panel)}.tag{margin:0 0 8px;color:var(--accent);font-weight:700;text-transform:uppercase}.meta{color:var(--muted)}.form{display:grid;gap:16px;margin-top:24px}.form label{display:grid;gap:8px}.form span{font-size:14px;font-weight:700}.form input,.form select,.form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;font:inherit;background:#fff}.form button{width:fit-content;border:0;border-radius:999px;padding:12px 18px;background:var(--accent);color:#fff;font-weight:700}.panel>button{border:0;border-radius:999px;padding:12px 18px;background:var(--accent);color:#fff;font-weight:700}.status{margin:0;color:var(--accent);font-weight:700}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.metric-card{padding:18px;border:1px solid var(--line);border-radius:18px;background:var(--panel)}.metric-card h3{margin:0 0 8px;font-size:14px;color:var(--muted)}.metric-card p{margin:0;font-size:28px;font-weight:800}.room-list{display:grid;gap:12px}.room-item{padding:16px;border:1px solid var(--line);border-radius:16px;background:#fff}.room-item h3,.room-item p{margin:0 0 6px}@media(max-width:900px){.layout,.cards{grid-template-columns:1fr}}