:root{--bg: #0f172a;--panel: #1e293b;--panel-2: #273449;--text: #e2e8f0;--muted: #94a3b8;--accent: #3b82f6;--danger: #ef4444;--ok: #22c55e;--border: #334155}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--accent);text-decoration:none}.layout{display:flex;min-height:100vh}.sidebar{width:230px;background:var(--panel);padding:20px 14px;border-right:1px solid var(--border)}.sidebar h1{font-size:16px;margin:0 0 20px}.sidebar nav a{display:block;padding:10px 12px;border-radius:8px;color:var(--text);margin-bottom:4px}.sidebar nav a.active,.sidebar nav a:hover{background:var(--panel-2)}.content{flex:1;padding:28px;max-width:1100px}h2{margin-top:0}.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:18px;margin-bottom:18px}.row{display:flex;gap:16px;flex-wrap:wrap}.stat{flex:1;min-width:140px;text-align:center}.stat .num{font-size:30px;font-weight:700}.stat .lbl{color:var(--muted);font-size:13px}label{display:block;font-size:13px;color:var(--muted);margin:10px 0 4px}input,select,textarea{width:100%;padding:9px 10px;border-radius:8px;border:1px solid var(--border);background:var(--bg);color:var(--text)}button{background:var(--accent);color:#fff;border:0;padding:9px 16px;border-radius:8px;cursor:pointer;font-size:14px}button.secondary{background:var(--panel-2)}button.danger{background:var(--danger)}button:disabled{opacity:.5;cursor:not-allowed}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:9px 8px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600}.badge{padding:2px 8px;border-radius:999px;font-size:12px}.badge.err{background:#ef444433;color:#fca5a5}.badge.ok{background:#22c55e33;color:#86efac}.muted{color:var(--muted)}.toast{position:fixed;bottom:20px;right:20px;background:var(--panel-2);border:1px solid var(--border);padding:12px 16px;border-radius:8px}.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh}.login-card{width:320px}.flex-between{display:flex;justify-content:space-between;align-items:center}.checkbox-row{display:flex;align-items:center;gap:8px;margin:8px 0}.checkbox-row input{width:auto}