:root{--bg: #0f172a;--bg-2: #1e293b;--panel: #ffffff;--ink: #0f172a;--muted: #64748b;--line: #e2e8f0;--brand: #1d4ed8;--brand-dark: #1e3a8a;--ok: #16a34a;--warn: #d97706;--danger: #dc2626;--radius: 10px}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:#f1f5f9;color:var(--ink)}a{color:var(--brand)}.app{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--bg);color:#cbd5e1;padding:18px 12px;display:flex;flex-direction:column;gap:4px}.sidebar .brand{color:#fff;font-weight:800;font-size:20px;padding:8px 10px 16px;letter-spacing:.5px}.sidebar a{color:#cbd5e1;text-decoration:none;padding:9px 12px;border-radius:8px;display:flex;gap:10px;align-items:center;font-size:14px}.sidebar a:hover{background:var(--bg-2);color:#fff}.sidebar a.active{background:var(--brand);color:#fff}.sidebar .spacer{flex:1}.sidebar .who{font-size:12px;color:#94a3b8;padding:8px 10px;border-top:1px solid #334155}.main{flex:1;padding:24px 28px;max-width:1200px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}h1{font-size:22px;margin:0 0 4px}.subtitle{color:var(--muted);font-size:13px}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin-bottom:16px}.grid{display:grid;gap:16px}.grid.cols-2{grid-template-columns:repeat(2,1fr)}.grid.cols-3{grid-template-columns:repeat(3,1fr)}.grid.cols-4{grid-template-columns:repeat(4,1fr)}label{display:block;font-size:13px;font-weight:600;margin:10px 0 4px}input,select,textarea{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;background:#fff}textarea{min-height:90px;resize:vertical}.row{display:flex;gap:12px}.row>*{flex:1}button{cursor:pointer;border:0;border-radius:8px;padding:9px 14px;font-size:14px;font-weight:600;background:var(--brand);color:#fff}button:hover{background:var(--brand-dark)}button.secondary{background:#e2e8f0;color:var(--ink)}button.ghost{background:transparent;color:var(--brand);padding:4px 8px}button.small{padding:5px 10px;font-size:12px}button:disabled{opacity:.5;cursor:not-allowed}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase}tr:hover td{background:#f8fafc}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}.badge.green{background:#dcfce7;color:#166534}.badge.amber{background:#fef3c7;color:#92400e}.badge.blue{background:#dbeafe;color:#1e40af}.badge.gray{background:#e2e8f0;color:#475569}.error{color:var(--danger);font-size:13px;margin:8px 0}.notice{background:#fffbeb;border:1px solid #fde68a;color:#92400e;padding:12px 14px;border-radius:8px;margin-bottom:16px}.stat{font-size:26px;font-weight:800}.stat-label{color:var(--muted);font-size:13px}.accordion{border:1px solid var(--line);border-radius:8px;margin-bottom:10px;overflow:hidden}.accordion .head{padding:12px 14px;background:#f8fafc;cursor:pointer;display:flex;justify-content:space-between}.accordion .body{padding:14px;border-top:1px solid var(--line)}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a80;display:flex;align-items:center;justify-content:center;z-index:50}.modal{background:#fff;border-radius:12px;padding:22px;width:480px;max-height:90vh;overflow:auto}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f172a,#1e3a8a)}.login-card{background:#fff;padding:32px;border-radius:14px;width:380px;box-shadow:0 20px 60px #0000004d}.login-card .brand{font-size:28px;font-weight:800;text-align:center;color:var(--brand-dark)}.login-card .tag{text-align:center;color:var(--muted);font-size:13px;margin-bottom:18px}