:root{--brand: #2563eb;--brand-dark: #1d4ed8;--brand-700: #1e40af;--brand-50: #eff6ff;--brand-100: #dbeafe;--navy-1: #0c1e3e;--navy-2: #122c54;--ink: #0f172a;--muted: #64748b;--line: #e6ebf2;--line-strong: #cbd5e1;--panel: #ffffff;--page: #eef2f8;--ok: #16a34a;--warn: #d97706;--danger: #dc2626;--radius: 12px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .04), 0 1px 3px rgba(15, 23, 42, .06);--shadow-md: 0 4px 12px rgba(15, 23, 42, .08);--ring: 0 0 0 3px rgba(37, 99, 235, .18)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--page);color:var(--ink);-webkit-font-smoothing:antialiased}a{color:var(--brand);text-decoration:none;transition:color .15s ease}a:hover{color:var(--brand-700)}.app{display:flex;min-height:100vh}.sidebar{width:244px;background:linear-gradient(180deg,var(--navy-1),var(--navy-2));color:#c7d2e3;padding:18px 14px;display:flex;flex-direction:column;gap:3px}.sidebar .brand{color:#fff;font-weight:800;font-size:21px;letter-spacing:.3px;padding:8px 10px 18px}.sidebar a{color:#c7d2e3;padding:10px 12px;border-radius:9px;display:flex;gap:10px;align-items:center;font-size:14px;font-weight:500;transition:background .15s ease,color .15s ease}.sidebar a:hover{background:#ffffff12;color:#fff}.sidebar a.active{background:var(--brand);color:#fff;box-shadow:var(--shadow-sm)}.sidebar .spacer{flex:1}.sidebar .who{font-size:12px;color:#93a4c0;padding:10px;border-top:1px solid rgba(255,255,255,.1);margin-top:6px}.main{flex:1;padding:26px 30px;max-width:1240px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:12px}h1{font-size:23px;margin:0 0 4px;letter-spacing:-.2px}.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;box-shadow:var(--shadow-sm)}.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 5px;color:#334155}input,select,textarea{width:100%;padding:9px 12px;border:1px solid var(--line-strong);border-radius:9px;font-size:14px;font-family:inherit;background:#fff;color:var(--ink);transition:border-color .15s ease,box-shadow .15s ease}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:var(--ring)}textarea{min-height:90px;resize:vertical}.row{display:flex;gap:12px}.row>*{flex:1}button{cursor:pointer;border:0;border-radius:9px;padding:9px 15px;font-size:14px;font-weight:600;background:var(--brand);color:#fff;box-shadow:var(--shadow-sm);transition:background .15s ease,transform .05s ease,box-shadow .15s ease}button:hover{background:var(--brand-dark);box-shadow:var(--shadow-md)}button:active{transform:translateY(1px)}button.secondary{background:#eef2f8;color:#334155;box-shadow:none;border:1px solid var(--line)}button.secondary:hover{background:#e2e8f0}button.ghost{background:transparent;color:var(--brand);box-shadow:none;padding:4px 8px}button.ghost:hover{background:var(--brand-50)}button.small{padding:5px 11px;font-size:12px}button:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:600;font-size:11.5px;text-transform:uppercase;letter-spacing:.4px;background:#f8fafc}tbody tr{transition:background .12s ease}tbody tr:hover td{background:#f6f9ff}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap;line-height:1.5}.badge.green{background:#dcfce7;color:#15803d}.badge.amber{background:#fef3c7;color:#b45309}.badge.blue{background:var(--brand-100);color:var(--brand-700)}.badge.gray{background:#e8edf3;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:10px;margin-bottom:16px}.stat{font-size:27px;font-weight:800;letter-spacing:-.5px;color:var(--ink)}.stat-label{color:var(--muted);font-size:13px;margin-top:2px}.accordion{border:1px solid var(--line);border-radius:10px;margin-bottom:10px;overflow:hidden}.accordion .head{padding:12px 14px;background:#f8fafc;cursor:pointer;display:flex;justify-content:space-between}.accordion .head:hover{background:#f1f5f9}.accordion .body{padding:14px;border-top:1px solid var(--line)}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:#0c16298c;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:50}.modal{background:#fff;border-radius:14px;padding:22px;width:520px;max-height:90vh;overflow:auto;box-shadow:0 24px 60px #0c162959}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0c1e3e,#1e40af)}.login-card{background:#fff;padding:34px;border-radius:16px;width:390px;box-shadow:0 24px 70px #00000059}.login-card .brand{font-size:30px;font-weight:800;text-align:center;color:var(--brand-700);letter-spacing:-.3px}.login-card .tag{text-align:center;color:var(--muted);font-size:13px;margin-bottom:20px}