:root{--bg: #0f172a;--bg-soft: #1e293b;--panel: #ffffff;--panel-2: #f8fafc;--border: #e2e8f0;--text: #0f172a;--muted: #64748b;--primary: #2563eb;--primary-dark: #1d4ed8;--primary-soft: #eff6ff;--danger: #dc2626;--danger-soft: #fef2f2;--success: #16a34a;--warning: #b45309;--warning-soft: #fffbeb;--radius: 12px;--shadow: 0 1px 3px rgba(15, 23, 42, .08), 0 1px 2px rgba(15, 23, 42, .04)}*{box-sizing:border-box}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--panel-2);font-size:14px;line-height:1.5}a{color:var(--primary);text-decoration:none}h1,h2,h3{margin:0 0 .5rem;font-weight:650}.app{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg);color:#cbd5e1;display:flex;flex-direction:column;padding:18px 14px;position:sticky;top:0;height:100vh}.brand{font-size:22px;font-weight:800;letter-spacing:.5px;color:#fff;padding:6px 10px 2px;display:flex;align-items:center;gap:8px}.brand-sub{font-size:12px;color:#94a3b8;padding:0 10px 16px}.nav-group-title{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#64748b;padding:14px 12px 6px}.nav-link{display:block;padding:9px 12px;border-radius:8px;color:#cbd5e1;margin-bottom:2px;transition:background .15s,color .15s}.nav-link:hover{background:var(--bg-soft);color:#fff}.nav-link.active{background:var(--primary);color:#fff}.sidebar-footer{margin-top:auto;border-top:1px solid #1e293b;padding-top:12px;font-size:13px}.sidebar-footer .user-email{color:#fff;font-weight:600}.main{flex:1;min-width:0;display:flex;flex-direction:column}.topbar{height:60px;background:var(--panel);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 28px;gap:12px}.topbar-brand{font-size:18px;font-weight:800;letter-spacing:.5px;color:var(--text, #0f172a)}.content{padding:28px;max-width:1200px;width:100%}.card{background:var(--panel);border:1px solid 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.desc{color:var(--muted);font-size:13px}label{display:block;font-size:13px;font-weight:550;margin-bottom:4px;color:#334155}input,select,textarea{width:100%;padding:9px 11px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.field{margin-bottom:14px}.row{display:flex;gap:12px;flex-wrap:wrap}.row>*{flex:1;min-width:140px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 16px;border-radius:8px;border:1px solid transparent;font-size:14px;font-weight:600;cursor:pointer;background:var(--primary);color:#fff;transition:background .15s,opacity .15s}.btn:hover{background:var(--primary-dark)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.secondary{background:#fff;color:var(--text);border-color:var(--border)}.btn.secondary:hover{background:var(--panel-2)}.btn.danger{background:var(--danger)}.btn.ghost{background:transparent;color:var(--primary)}.btn.sm{padding:5px 10px;font-size:13px}.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--border)}th{background:var(--panel-2);font-weight:600;color:#475569}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}tr:hover td{background:#fafcff}.table-wrap{overflow-x:auto}.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:12px;font-weight:600}.badge.green{background:#dcfce7;color:#166534}.badge.red{background:var(--danger-soft);color:var(--danger)}.badge.gray{background:#f1f5f9;color:#475569}.badge.blue{background:var(--primary-soft);color:var(--primary-dark)}.muted{color:var(--muted)}.alert{padding:11px 14px;border-radius:8px;margin-bottom:14px;font-size:13px}.alert.error{background:var(--danger-soft);color:var(--danger);border:1px solid #fecaca}.alert.success{background:#f0fdf4;color:var(--success);border:1px solid #bbf7d0}.alert.warn{background:var(--warning-soft);color:var(--warning);border:1px solid #fde68a}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:12px;flex-wrap:wrap}.page-header 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