:root {
    --card-gap: 20px;
    --accent-color: #0073aa;
}

/* KHUNG BỌC BỐ CỤC CHÍNH */
.shop-page {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 20px 40px;
    margin-top: 50px !important;
    max-width: 1200px;
    margin-left: auto !important;
    margin-right: auto !important;
    padding: 0 20px 80px 20px !important;
    box-sizing: border-box !important;
}

/* BREADCRUMB */
.shop-page > .breadcrumb-wrap {
    grid-column: 1 / -1;
    margin-bottom: 10px;
}

.shop-page > .breadcrumb-wrap a,
.shop-page > .breadcrumb-wrap span {
    font-size: 14px;
    color: #666;
    text-decoration: none;
}

/* SIDEBAR BỘ LỌC */
.shop-page > aside {
    width: 100%;
}

.shop-page > aside > h2 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--text-title);
    padding-bottom: 15px;
    margin: 0 0 25px 0;
    color: var(--text-title);
}

.shop-page > aside > div > div {
    margin-bottom: 25px !important;
}

.shop-page > aside h3 {
    color: var(--text-title);
    margin-bottom: 12px !important;
    line-height: 1.3;
}

.shop-page > aside ul {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.shop-page > aside ul ul {
    padding-left: 20px !important;
    margin-top: 4px !important;
}

.shop-page > aside li {
    margin-top: 0 !important;
    margin-bottom: 8px !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
}

.shop-page > aside li > div:first-child {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding: 0 !important;
    margin: 0 !important;
}

.shop-page > aside li a {
    display: inline-flex !important;
    align-items: center !important;
    gap: 8px !important;
    color: var(--text-dark);
    text-decoration: none;
    padding: 0 !important;
    margin: 0 !important;
    line-height: 1.4 !important;
    transition: var(--transition-base);
}

.shop-page > aside li a:hover {
    color: var(--accent-color);
}

.shop-page > aside li a > span {
    width: 16px !important;
    height: 16px !important;
    border: 1px solid #c3d4c9 !important;
    border-radius: 4px !important;
    display: inline-block !important;
    position: relative !important;
    background: #ffffff !important;
    transition: var(--transition-base);
    flex-shrink: 0 !important;
}

.shop-page > aside li a.active > span {
    background-color: var(--accent-color) !important;
    border-color: var(--accent-color) !important;
}

.shop-page > aside li a.active > span::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid var(--text-white);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.shop-page > aside li > div > span[data-target] {
    cursor: pointer;
    font-weight: 600;
    color: var(--text-grey);
    padding: 0 8px !important;
    margin: 0 !important;
}

.shop-page > aside li > div[id^="subcat-"] {
    display: none;
    overflow: hidden;
    margin-top: 4px !important;
}

/* CỘT SẢN PHẨM MẶC ĐỊNH LƯỚI 3 CỘT */
.shop-page > main {
    min-width: 0;
}

.shop-page > main header h1 {
    color: var(--text-title);
    margin-bottom: 10px;
    margin-top: 0;
}

.shop-page > main header p {
    color: var(--text-dark);
    opacity: 0.8;
}

.shop-page > main .grid {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: var(--card-gap, 20px) !important;
    transition: opacity 0.3s ease;
}

.shop-page > main #shop-ajax-wrap.loading .grid {
    opacity: 0.5;
    pointer-events: none;
}

/* PHÂN TRANG */
.shop-page > main .pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 50px;
    margin-bottom: 60px !important;
}

.shop-page > main .pagination a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border: 1px solid var(--text-grey);
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
}

.shop-page > main .pagination a:hover,
.shop-page > main .pagination a.active {
    background-color: var(--accent-color);
    color: var(--text-white);
    border-color: var(--accent-color);
}

/* RESPONSIVE */
@media (max-width: 1023px) {
    .shop-page {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 100px !important;
        padding: 30px 20px 60px 20px !important;
    }

    .shop-page > aside {
        background: #fbfbfb;
        border: 1px solid var(--text-grey);
        border-radius: var(--radius-card);
        padding: 20px;
        box-sizing: border-box;
    }

    .shop-page > aside > h2 {
        margin: 0 !important;
        border-bottom: none !important;
        padding-bottom: 0 !important;
        cursor: pointer;
    }

    .shop-page > aside > h2 svg {
        transition: transform 0.3s ease;
    }

    .shop-page > aside.open-filter > h2 svg {
        transform: rotate(180deg);
    }

    .shop-page > aside > div {
        display: none;
        margin-top: 20px;
        border-top: 1px solid var(--text-grey);
        padding-top: 20px;
    }

    .shop-page > aside.open-filter > div {
        display: block;
    }

    .shop-page > main .grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 480px) {
    .shop-page > main .grid {
        grid-template-columns: 1fr !important;
    }
}