:root{color-scheme:light;--bg: #f1f5f9;--sidebar: #0f172a;--sidebar-text: #cbd5e1;--sidebar-active: rgba(13, 148, 136, .22);--accent: #0d9488;--accent-hover: #0f766e;--card: #ffffff;--text: #0f172a;--muted: #64748b;--border: #e2e8f0;--danger: #dc2626;--danger-bg: #fef2f2;--warning-bg: #fffbeb;--success-bg: #ecfdf5;--info-bg: #eff6ff;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;font-family:Segoe UI,system-ui,-apple-system,sans-serif;line-height:1.5}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}.shell.sidebar-collapsed{grid-template-columns:64px 1fr}.sidebar{background:var(--sidebar);color:var(--sidebar-text);padding:16px 12px;display:flex;flex-direction:column;gap:8px;position:sticky;top:0;height:100vh;overflow-y:auto}.sidebar.collapsed .nav-group-label{display:none}.sidebar-top{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 4px 8px}.brand{font-weight:700;font-size:1.05rem;color:#f8fafc}.sidebar nav{display:flex;flex-direction:column;gap:16px}.nav-group-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:#94a3b8;padding:0 8px;margin-bottom:4px}.sidebar a{color:var(--sidebar-text);text-decoration:none;padding:8px 12px;border-radius:var(--radius-sm);font-size:.92rem;display:block}.sidebar a.active{background:var(--sidebar-active);color:#5eead4}.main-area{display:flex;flex-direction:column;min-width:0}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 32px;background:var(--card);border-bottom:1px solid var(--border)}.topbar-search{flex:1;max-width:480px;display:flex;flex-direction:column;gap:4px}.topbar-hint{font-size:.75rem}.topbar-user{display:flex;align-items:center;gap:16px}.topbar-name{font-weight:600}.topbar-email{font-size:.85rem}.content{padding:24px 32px 32px}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:24px}.page-header h1{margin:0 0 4px;font-size:1.6rem}.page-actions,.action-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.muted{color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.card,.panel{background:var(--card);border-radius:var(--radius-lg);padding:16px;border:1px solid var(--border);box-shadow:0 1px 2px #0f172a0a}.panel{margin-top:16px}.card-label{color:var(--muted);font-size:.85rem}.card-value{font-size:1.6rem;font-weight:650;margin-top:8px}.btn{border:1px solid transparent;border-radius:var(--radius-sm);padding:8px 16px;font-size:.9rem;cursor:pointer;background:var(--card);color:var(--text)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-secondary{border-color:var(--border)}.btn-danger{background:var(--danger);color:#fff}.btn-sm{padding:4px 10px;font-size:.82rem}.btn-block{width:100%}.btn-icon{background:transparent;border:none;color:inherit;cursor:pointer;font-size:1.1rem;padding:4px 8px;border-radius:var(--radius-sm)}.input{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);font:inherit;background:#fff}.input-sm{width:auto;min-width:140px}.input:focus{outline:2px solid rgba(13,148,136,.35);outline-offset:1px}.field{display:flex;flex-direction:column;gap:4px}.field span{font-size:.85rem;font-weight:600}.form-stack,.form-grid{display:flex;flex-direction:column;gap:16px}.form-grid fieldset{border:1px solid var(--border);border-radius:var(--radius-md);padding:16px;margin:0}.form-grid legend{padding:0 8px;font-weight:600}.checkbox-row{display:flex;align-items:center;gap:8px;font-size:.92rem}.toolbar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.search-input{max-width:320px}.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--card)}.data-table{width:100%;border-collapse:collapse;font-size:.92rem}.data-table th,.data-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border)}.data-table th{background:#f8fafc;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.data-table tr:last-child td{border-bottom:none}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;font-size:.78rem;font-weight:600;text-transform:capitalize;border:1px solid transparent}.badge-success{background:var(--success-bg);color:#047857;border-color:#a7f3d0}.badge-warning{background:var(--warning-bg);color:#b45309;border-color:#fde68a}.badge-danger{background:var(--danger-bg);color:#b91c1c;border-color:#fecaca}.badge-info{background:var(--info-bg);color:#1d4ed8;border-color:#bfdbfe}.badge-neutral{background:#f1f5f9;color:#475569;border-color:#cbd5e1}.tabs{display:flex;flex-wrap:wrap;gap:4px;margin-top:8px}.tab{border:1px solid var(--border);background:var(--card);padding:8px 16px;border-radius:var(--radius-sm) var(--radius-sm) 0 0;cursor:pointer}.tab.active{border-bottom-color:var(--card);color:var(--accent);font-weight:600}.detail-grid{display:grid;grid-template-columns:160px 1fr;gap:8px 16px}.detail-grid dt{color:var(--muted);font-size:.85rem}.detail-grid dd{margin:0}.pagination{display:flex;align-items:center;justify-content:space-between;margin-top:16px;gap:8px}.pagination-actions{display:flex;gap:8px}.state-box{text-align:center;padding:48px 24px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg)}.state-error{border-color:#fecaca;background:var(--danger-bg)}.page-center{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}.spinner{width:28px;height:28px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{width:100%;max-width:400px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;display:flex;flex-direction:column;gap:16px}.login-card h1{margin:0}.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:.92rem}.alert-error{background:var(--danger-bg);color:#991b1b;border:1px solid #fecaca}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;display:flex;align-items:center;justify-content:center;padding:24px;z-index:100}.modal{background:var(--card);border-radius:var(--radius-lg);width:100%;max-width:480px;max-height:90vh;overflow:auto;border:1px solid var(--border)}.modal-wide{max-width:640px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.modal-header h2{margin:0;font-size:1.1rem}.modal-body{padding:20px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;padding:0 20px 20px}.confirm-dialog p{padding:0 20px;margin:0 0 8px}.key-reveal{display:flex;flex-direction:column;gap:16px}.key-warning{background:var(--warning-bg);border:1px solid #fde68a;padding:12px 16px;border-radius:var(--radius-sm);color:#92400e;margin:0}.key-field code{display:block;padding:12px;background:#f8fafc;border:1px solid var(--border);border-radius:var(--radius-sm);font-family:ui-monospace,monospace;word-break:break-all}.copy-row{display:flex;gap:8px;align-items:center}.copy-row code{flex:1}.roles-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.role-card h3{margin:0 0 4px}.permission-list{margin:12px 0 0;padding-left:20px;font-size:.88rem}.settings-panel section+section{margin-top:24px;padding-top:24px;border-top:1px solid var(--border)}@media (max-width: 900px){.shell,.shell.sidebar-collapsed{grid-template-columns:1fr}.sidebar{position:relative;height:auto}.topbar{flex-direction:column;align-items:stretch;padding:16px}.content{padding:16px}.page-header{flex-direction:column}.detail-grid{grid-template-columns:1fr}}