:root{--brand:#1f3864;--accent:#2e74b5;--bg:#f4f6fb;--card:#fff;--line:#e5e8ef;--muted:#7a8194;--err:#c0392b;--ok:#2e7d32}*{box-sizing:border-box}html,body{background:var(--bg);color:#1c2230;margin:0;padding:0;font-family:Segoe UI,system-ui,sans-serif}a{color:var(--accent);text-decoration:none}.layout{min-height:100vh;display:flex}.sidebar{background:var(--brand);color:#dfe6f2;width:230px;padding:22px 16px}.sidebar .logo{color:#fff;align-items:center;gap:10px;margin-bottom:26px;font-size:18px;font-weight:700;display:flex}.sidebar .logo span{background:var(--accent);border-radius:9px;justify-content:center;align-items:center;width:34px;height:34px;display:inline-flex}.sidebar nav a{color:#cdd8ec;border-radius:8px;margin-bottom:4px;padding:10px 12px;font-size:14px;display:block}.sidebar nav a:hover,.sidebar nav a.active{color:#fff;background:#ffffff1f}.sidebar .logout{color:#cdd8ec;cursor:pointer;background:0 0;border:1px solid #ffffff40;border-radius:8px;width:100%;margin-top:24px;padding:8px 12px}.main{flex:1;padding:28px 34px;overflow:auto}h1{color:var(--brand);margin:0 0 4px;font-size:22px}.sub{color:var(--muted);margin-bottom:22px;font-size:13px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:18px;padding:20px}.row{flex-wrap:wrap;align-items:flex-end;gap:12px;display:flex}label{color:#4a5165;margin:10px 0 5px;font-size:12px;font-weight:600;display:block}input,select,textarea{border:1px solid var(--line);background:#fff;border-radius:8px;width:100%;padding:9px 11px;font-size:14px}input:focus,select:focus,textarea:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #2e74b51f}.btn{background:var(--brand);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:600}.btn:hover{background:var(--accent)}.btn:disabled{opacity:.5;cursor:default}.btn.sm{padding:6px 10px;font-size:13px}.btn.ghost{color:var(--brand);background:#eef1f7}.btn.danger{background:#c0392b}table{border-collapse:collapse;width:100%;font-size:14px}th,td{text-align:left;border-bottom:1px solid var(--line);padding:10px 12px}th{color:var(--muted);text-transform:uppercase;letter-spacing:.03em;font-size:12px}.badge{color:var(--brand);background:#eef1f7;border-radius:20px;padding:2px 8px;font-size:12px;display:inline-block}.error{color:var(--err);background:#fdece9;border-radius:8px;margin:10px 0;padding:9px 12px;font-size:13px}.ok{color:var(--ok);word-break:break-all;background:#e9f7ec;border-radius:8px;margin:10px 0;padding:9px 12px;font-size:13px}.center{justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{width:360px}.muted{color:var(--muted);font-size:12px}.grid2{grid-template-columns:1fr 1fr;gap:12px;display:grid}