:root {
        --cat-bg-base: #ffffff;
        --cat-bg-hover: #f8f9fa;
        --cat-bg-active: #fff0f5;
        --cat-bg-badge: #f1f3f5;
        --cat-border-main: #eeeeee;
        --cat-border-sep: #f8f9fa;
        --cat-text-header: #adb5bd;
        --cat-text-main: #444444;
        --cat-text-badge: #6c757d;
        --cat-text-white: #ffffff;
        --cat-shadow-box: 0 4px 15px rgba(0, 0, 0, 0.03);
        --cat-shadow-glow: 0 4px 15px rgba(255, 0, 85, 0.4);
    }

    .cat-fixed-sidebar {
        position: sticky;
        top: 20px;
        max-height: calc(100vh - 40px);
        overflow-y: auto;
        background: var(--cat-bg-base);
        border-radius: 12px;
        border: 1px solid var(--cat-border-main) !important;
        box-shadow: var(--cat-shadow-box);
    }

    .sidebar-header {
        padding: 18px 20px;
        font-size: 0.75rem;
        font-weight: 800;
        letter-spacing: 1.2px;
        color: var(--cat-text-header);
        text-transform: uppercase;
        border-bottom: 1px solid var(--cat-border-sep);
    }

    .cat-sidebar-item {
        border: none !important;
        padding: 3px 20px !important;
        margin: 3px 10px;
        border-radius: 8px !important;
        font-size: 0.85rem;
        font-weight: 400;
        color: var(--cat-text-main);
        transition: all 0.2s ease;
        display: flex;
        align-items: center;
        text-decoration: none !important;
    }

    .cat-sidebar-item:hover {
        background-color: var(--cat-bg-hover) !important;
        color: var(--primary-color) !important;
        transform: translateX(3px);
    }

    .cat-sidebar-item.active {
        background-color: var(--cat-bg-active) !important;
        color: var(--primary-color) !important;
        font-weight: 700;
        position: relative;
    }

    .cat-sidebar-item.active::before {
        content: "";
        position: absolute;
        left: 0;
        top: 25%;
        height: 50%;
        width: 4px;
        background: var(--primary-color);
        border-radius: 0 4px 4px 0;
    }

    .cat-sidebar-item .badge {
        font-weight: 500;
        background: var(--cat-bg-badge) !important;
        color: var(--cat-text-badge) !important;
        font-size: 0.75rem;
    }

    .cat-sidebar-item.active .badge {
        background: var(--primary-color) !important;
        color: var(--cat-text-white) !important;
    }

    .coupon-hidden {
        display: none !important;
    }

    .sidebar-footer {
    padding: 15px;
    font-size: 0.7rem;
    color: var(--sb-text-header);
    text-align: center;
    border-top: 1px dashed var(--sb-border-light);
}

    @media (min-width: 1200px) {
        .row-cols-xl-5 > * {
            flex: 0 0 auto;
            width: 20%;
        }
    }

    .mobile-cat-trigger {
        position: fixed;
        bottom: 30px;
        right: 20px;
        z-index: 1030;
        width: 56px;
        height: 56px;
        border-radius: 50%;
        background: var(--primary-color);
        color: var(--cat-text-white);
        border: none;
        box-shadow: var(--cat-shadow-glow);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
    }