:root {
            --app-bg: #f5f7fb;
            --card: #ffffff;
            --muted: #6b7280;
            --line: #e9eef5;
            --primary: #1d4ed8;
            --sidebar: #ffffff;
            --sidebar-w: 260px;
            --shadow: 0 10px 30px rgba(16, 24, 40, .06);
            --radius: 14px;
        }

        body {
            background: var(--app-bg);
            color: #111827;
        }

        .app {
            min-height: 100vh;
            display: flex;
        }

        .sidebar {
            width: var(--sidebar-w);
            background: var(--sidebar);
            border-right: 1px solid var(--line);
            position: sticky;
            top: 0;
            height: 100vh;
            padding: 18px 14px;
        }

        .content {
            flex: 1;
            padding: 0;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            padding: 10px 10px 18px;
        }

        .brand-badge {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: linear-gradient(135deg, #2563eb, #60a5fa);
            display: grid;
            place-items: center;
            color: #fff;
            box-shadow: 0 10px 18px rgba(37, 99, 235, .25);
            font-size: 14px;
        }

        .side-group-title {
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: .12em;
            color: #9aa3b2;
            margin: 18px 10px 8px;
        }

        .nav-pillish .nav-link {
            color: #334155;
            border-radius: 10px;
            padding: 10px 12px;
            display: flex;
            align-items: center;
            gap: 10px;
            margin: 2px 0;
        }

        .nav-pillish .nav-link:hover {
            background: #f2f6ff;
        }

        .nav-pillish .nav-link.active {
            background: #eef3ff;
            color: #1d4ed8;
            font-weight: 600;
        }

        .nav-icon {
            width: 18px;
            text-align: center;
            color: #64748b;
        }

        .nav-pillish .nav-link.active .nav-icon {
            color: #1d4ed8;
        }

        .topbar {
            background: #fff;
            border-bottom: 1px solid var(--line);
            padding: 14px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .page-title {
            font-weight: 700;
            margin: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .crumb {
            color: var(--muted);
            font-size: 13px;
        }

        .main-wrap {
            padding: 22px;
        }

        .tabs-wrap {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 14px 14px 0;
        }

        .tabs-top .nav-link {
            border: 0 !important;
            color: #64748b;
            font-weight: 600;
            padding: 10px 14px;
            border-radius: 12px;
        }

        .tabs-top .nav-link.active {
            background: #f3f6ff;
            color: #1d4ed8;
        }

        .tabs-sub {
            border-top: 1px solid var(--line);
            margin-top: 10px;
            padding-top: 10px;
        }

        .tabs-sub .nav-link {
            border: 0 !important;
            color: #64748b;
            padding: 10px 12px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
        }

        .tabs-sub .nav-link.active {
            background: #f3f6ff;
            color: #1d4ed8;
        }

        .section-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin-top: 16px;
        }

        .section-head {
            padding: 18px 18px 10px;
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 12px;
        }

        .section-head h5 {
            margin: 0;
            font-weight: 800;
        }

        .section-head p {
            margin: 4px 0 0;
            color: var(--muted);
            font-size: 13px;
        }

        .btn-primary-soft {
            background: #1d4ed8;
            border-color: #1d4ed8;
            border-radius: 12px;
            padding: 10px 14px;
            box-shadow: 0 10px 18px rgba(29, 78, 216, .18);
            font-weight: 700;
        }

        .btn-outline-soft {
            border-radius: 12px;
            padding: 10px 14px;
            font-weight: 700;
            border: 1px solid var(--line);
            background: #fff;
        }

        .table-wrap {
            padding: 0 12px 12px;
        }

        .table thead th {
            font-size: 12px;
            color: #64748b;
            font-weight: 800;
            border-bottom: 1px solid var(--line) !important;
            padding: 14px 12px;
        }

        .table tbody td {
            padding: 16px 12px;
            border-top: 1px solid var(--line);
            vertical-align: middle;
            color: #0f172a;
        }

        .year-cell {
            font-weight: 800;
            font-size: 16px;
            color: #1f2937;
        }

        .status {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #334155;
            font-weight: 700;
            font-size: 13px;
        }

        .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #cbd5e1;
            display: inline-block;
        }

        .dot.active {
            background: #22c55e;
            box-shadow: 0 0 0 4px rgba(34, 197, 94, .14);
        }

        .status.muted {
            color: #94a3b8;
            font-weight: 700;
        }

        .status.muted .dot {
            background: #d1d5db;
            box-shadow: none;
        }

        .actions {
            display: flex;
            justify-content: flex-end;
            gap: 10px;
        }

        .icon-btn {
            width: 34px;
            height: 34px;
            border-radius: 10px;
            border: 1px solid var(--line);
            background: #fff;
            display: grid;
            place-items: center;
            cursor: pointer;
            text-decoration: none;
        }

        .icon-btn:hover {
            background: #f8fafc;
        }

        .icon-btn.edit {
            color: #2563eb;
        }

        .icon-btn.trash {
            color: #ef4444;
        }

        /* Modal polish */
        .modal-content {
            border-radius: 16px;
            border: 1px solid var(--line);
            box-shadow: var(--shadow);
        }

        .modal-header {
            border-bottom: 1px solid var(--line);
        }

        .modal-footer {
            border-top: 1px solid var(--line);
        }

        @media (max-width: 992px) {
            .sidebar {
                display: none;
            }

            .main-wrap {
                padding: 16px;
            }

            .section-head {
                flex-direction: column;
                align-items: stretch;
            }

            .btn-primary-soft {
                width: 100%;
            }
        }