/* =========================================================
   KINGNEST MOBILE THEME
   Điện thoại & iPad (≤1180px): banner_chung.png + nền mờ
   ========================================================= */

:root {
    --kn-burgundy-deep: #4b0000;
    --kn-burgundy: #760707;
    --kn-burgundy-mid: #8b1b1e;
    --kn-burgundy-text: #7d171b;
    --kn-red-accent: #9b1117;
    --kn-gold: #d8a63a;
    --kn-gold-mid: #b88949;
    --kn-gold-light: #f7ddb0;
    --kn-gold-pale: #fff4dc;
    --kn-cream: #fbf4e8;
    --kn-cream-soft: #fff8ec;
    --kn-warm: #f8f1e6;
    --kn-text: #3f3a34;
    --kn-text-muted: #6a5b4c;
    --kn-card-border: rgba(184, 137, 73, 0.38);
    --kn-shadow: 0 12px 28px rgba(75, 0, 0, 0.1);
    --kn-mobile-banner: url("https://res.cloudinary.com/ln22f4im/image/upload/f_auto,q_auto,w_1200/v1783077806/banner_chung_tmiyyw.png");
    --kn-gradient-hero: linear-gradient(145deg, #4b0000 0%, #760707 42%, #5a0808 100%);
    --kn-gradient-cream: linear-gradient(180deg, rgba(255, 248, 236, 0.9) 0%, rgba(251, 244, 232, 0.82) 55%, rgba(243, 232, 212, 0.78) 100%);
    --kn-gradient-warm: linear-gradient(180deg, rgba(251, 244, 232, 0.88) 0%, rgba(248, 241, 230, 0.82) 100%);
    --kn-gradient-gold: linear-gradient(135deg, rgba(216, 166, 58, 0.18), rgba(255, 248, 236, 0.9));
    --kn-mobile-surface: rgba(255, 253, 247, 0.88);
    --kn-frame-cream: #fffbf2;
    --kn-frame-gold: #c9a24d;
    --kn-frame-gold-soft: rgba(201, 162, 77, 0.55);
    --kn-title-burgundy: #601c21;
    --kn-section-title-green: #0b2e26;
}

.mobile-section-head {
    display: none;
}

@media (max-width: 1180px) {
    body {
        background-color: var(--kn-cream) !important;
        background-image: var(--kn-mobile-banner) !important;
        background-size: cover !important;
        background-position: center top !important;
        background-repeat: no-repeat !important;
        background-attachment: scroll !important;
        color: var(--kn-text);
    }

    /* ── Banner chung cho hero / khối nền trang ── */
    .bg-section:not(.section-1),
    .news-hero,
    .detail-hero,
    .contact-hero,
    .intro-hero,
    .product-detail-hero,
    .product-stage,
    .about-section,
    .gth-section-1,
    .gth-section-2,
    .gth-section-3,
    .gth-section-4,
    .about-contact {
        background-color: transparent !important;
        background-image: var(--kn-mobile-banner) !important;
        background-size: cover !important;
        background-position: center top !important;
        background-repeat: no-repeat !important;
    }

    .news-hero::after,
    .detail-hero::after,
    .contact-hero::after,
    .intro-hero::after,
    .product-detail-hero::after {
        display: none !important;
    }

    img[src*="res.cloudinary.com"][src*="/banner/"]:not([src*="banner_chung"]),
    img[src*="images/banner/"]:not([src*="banner_chung"]),
    img[src*="images/banner/"]:not([src*="banner_chung"]) {
        display: none !important;
    }

    .article-cover img[src*="res.cloudinary.com"][src*="/banner/"],
    .article-cover img[src*="images/banner/"],
    .article-cover img[src*="images/banner/"] {
        display: block !important;
    }

    .article-cover:has(img[src*="banner"]) {
        min-height: 0 !important;
        background: #eadcc6 !important;
        display: block !important;
        aspect-ratio: 16 / 9 !important;
    }

    .article-cover:has(img[src*="banner"])::after {
        content: none !important;
        display: none !important;
    }

    /* ── Tiêu đề section dùng chung ── */
    .mobile-section-head {
        display: block;
        padding: 12px 20px 4px;
        text-align: center;
    }

    .mobile-section-head .mobile-section-title {
        margin: 0 0 2px;
        padding: 0 4px;
        font-family: "Great Vibes", "Segoe Script", "Brush Script MT", cursive;
        font-size: clamp(28px, 7.2vw, 36px);
        font-weight: 400;
        line-height: 1.05;
        letter-spacing: 0.02em;
        color: var(--kn-section-title-green);
        -webkit-text-fill-color: var(--kn-section-title-green);
        text-shadow: none;
    }

    .mobile-section-head .mobile-section-title::after {
        content: "";
        display: block;
        width: min(156px, 74%);
        height: 2px;
        margin: 5px auto 0;
        border-radius: 99px;
        background: var(--kn-section-title-green);
    }

    .section-2::before,
    .section-3::before,
    .section-4::before,
    .section-5::before,
    .section-6::before,
    .section-8::before,
    .section-2::after,
    .section-3::after,
    .section-4::after,
    .section-5::after,
    .section-6::after,
    .section-8::after {
        content: none !important;
        display: none !important;
    }

    .mobile-section-title {
        display: block;
        margin: 0 0 20px;
        text-align: center;
        font-family: Georgia, "Times New Roman", serif;
        font-size: clamp(22px, 6vw, 28px);
        font-weight: 500;
        color: var(--kn-burgundy-text);
        line-height: 1.25;
    }

    .mobile-section-title::after {
        content: "";
        display: block;
        width: 56px;
        height: 2px;
        margin: 10px auto 0;
        background: linear-gradient(90deg, transparent, var(--kn-gold), transparent);
    }

    .mobile-section-kicker {
        display: block;
        margin-bottom: 8px;
        text-align: center;
        font-family: Georgia, "Times New Roman", serif;
        font-size: 12px;
        letter-spacing: 2px;
        text-transform: uppercase;
        color: var(--kn-gold-mid);
    }

    /* ══════════════════ TRANG CHỦ ══════════════════ */

    .section-1 {
        padding: 12px 0 18px !important;
        display: block !important;
        aspect-ratio: auto !important;
        width: 100% !important;
        min-height: 0 !important;
        height: auto !important;
        max-height: none !important;
        background-color: transparent !important;
        background-image: var(--kn-mobile-banner) !important;
        background-size: cover !important;
        background-position: center top !important;
        background-repeat: no-repeat !important;
        overflow: visible !important;
    }

    .section-1-layout {
        gap: 14px;
        padding: 0 12px;
    }

    .hero-promo-frame {
        border-radius: 14px;
        padding: 6px;
    }

    .hero-slider {
        aspect-ratio: 16 / 10 !important;
        border-radius: 10px;
    }

    .section-1::before,
    .section-1::after {
        content: none !important;
        display: none !important;
    }

    .section-1 .hero-slider-nav {
        width: 34px;
        height: 34px;
        margin-top: -17px;
        font-size: 20px;
    }

    .section-1 .hero-slider-prev {
        left: 8px;
    }

    .section-1 .hero-slider-next {
        right: 8px;
    }

    .section-1 .hero-slider-dots {
        bottom: 8px;
        gap: 6px;
    }

    .section-1 .hero-slider-dot {
        width: 7px;
        height: 7px;
    }

    .section-1 .hero-slide {
        background-size: cover !important;
        background-position: center center !important;
    }

    .featured-products-title {
        font-size: clamp(28px, 7.2vw, 36px);
        color: var(--kn-section-title-green);
    }

    .featured-products-title::after {
        background: var(--kn-section-title-green);
    }

    .featured-card-name {
        font-size: 11px;
        min-height: 2.3em;
        line-height: 1.2;
    }

    .featured-card-price {
        font-size: 10px;
        padding: 5px 8px;
    }

    .featured-card {
        border-width: 1.2px;
    }

    .featured-card-image {
        padding: 6px;
    }

    .featured-track {
        gap: 10px;
    }

    .featured-card {
        flex: 0 0 calc((100% - 10px) / 2) !important;
        min-width: calc((100% - 10px) / 2) !important;
    }

    .section-7 {
        display: none !important;
    }

    .section-8 {
        display: block !important;
        background: var(--kn-gradient-cream) !important;
        border-top: 1px solid rgba(216, 166, 58, 0.22);
        border-bottom: 1px solid rgba(216, 166, 58, 0.15);
        min-height: auto !important;
        aspect-ratio: auto !important;
        height: auto !important;
    }

    .section-2,
    .section-3,
    .section-4,
    .section-5,
    .section-6 {
        background: var(--kn-gradient-cream) !important;
        border-top: 1px solid rgba(216, 166, 58, 0.22);
        border-bottom: 1px solid rgba(216, 166, 58, 0.15);
    }

    .section-8 .certificate-content {
        position: relative !important;
        padding: 0 0 28px !important;
    }

    .section-8 .certificate-carousel {
        width: 92% !important;
    }

    .section-8 .certificate-card {
        flex: 0 0 72% !important;
    }

    .section-8 .certificate-nav {
        width: 34px !important;
        height: 34px !important;
        font-size: 22px !important;
    }

    .section-2 .seller-category-grid {
        display: grid !important;
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        gap: 10px !important;
        width: 100% !important;
    }

    .section-2 .seller-category-card {
        min-height: 0 !important;
        padding: 14px 10px 12px !important;
    }

    .section-2 .seller-category-icon {
        width: 48px !important;
        height: 48px !important;
        margin-bottom: 10px !important;
    }

    .section-2 .seller-category-card h3 {
        min-height: 0 !important;
        margin-bottom: 6px !important;
        font-size: clamp(14px, 3.8vw, 17px) !important;
        line-height: 1.2 !important;
    }

    .section-2 .seller-category-card p {
        min-height: 0 !important;
        margin-bottom: 10px !important;
        font-size: clamp(11px, 2.8vw, 13px) !important;
        line-height: 1.35 !important;
    }

    .section-2 .seller-category-btn {
        width: 30px !important;
        height: 30px !important;
        font-size: 14px !important;
    }

    .seller-category-card,
    .choose-card,
    .best-product-card,
    .category-card,
    .knowledge-card {
        border-color: var(--kn-card-border) !important;
        background: rgba(255, 253, 247, 0.95) !important;
        box-shadow: var(--kn-shadow) !important;
    }

    .seller-category-card h3,
    .choose-info h3,
    .knowledge-info h3 {
        color: var(--kn-burgundy-mid) !important;
    }

    .collection-btn,
    .category-all-btn,
    .knowledge-main-btn,
    .hero-btn-primary {
        background: linear-gradient(180deg, #a8141a, #7d080d) !important;
        color: var(--kn-gold-pale) !important;
        border-color: var(--kn-gold-mid) !important;
    }

    .hero-btn-outline,
    .seller-category-btn,
    .choose-btn {
        background: rgba(255, 250, 242, 0.92) !important;
        color: var(--kn-burgundy-text) !important;
        border-color: var(--kn-gold-mid) !important;
    }

    .knowledge-decor {
        display: none !important;
    }

    /* ══════════════════ TRANG CHỦ: KIẾN THỨC YẾN SÀO (hàng ngang) ══════════════════ */

    .section-6 {
        min-height: auto !important;
    }

    .section-6 .mobile-section-head {
        padding: 4px 20px 0 !important;
        margin-bottom: 0 !important;
    }

    .section-6 .mobile-section-head .mobile-section-title {
        margin-bottom: 2px !important;
    }

    .section-6 .knowledge-content {
        padding: 6px 12px 20px !important;
        margin-top: 0 !important;
    }

    .section-6 .knowledge-grid {
        margin-top: 0 !important;
        display: flex !important;
        flex-direction: column !important;
        gap: 10px !important;
        width: 100% !important;
        max-width: none !important;
        padding: 0 !important;
    }

    .section-6 .knowledge-card {
        display: grid !important;
        grid-template-columns: 84px minmax(0, 1fr) !important;
        grid-template-rows: auto !important;
        align-items: stretch !important;
        min-height: 0 !important;
        border-radius: 12px !important;
        overflow: hidden !important;
    }

    .section-6 .knowledge-card:hover {
        transform: none !important;
    }

    .section-6 .knowledge-img {
        position: relative !important;
        width: 84px !important;
        height: 84px !important;
        min-height: 84px !important;
        max-height: 84px !important;
        aspect-ratio: auto !important;
        grid-column: 1;
        grid-row: 1;
        flex: none !important;
    }

    .section-6 .knowledge-img img {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
        display: block !important;
    }

    .section-6 .knowledge-tag {
        top: 4px !important;
        left: 4px !important;
        min-width: 0 !important;
        height: auto !important;
        padding: 2px 5px !important;
        font-size: 8px !important;
        border-radius: 4px !important;
        line-height: 1.2 !important;
    }

    .section-6 .knowledge-info {
        grid-column: 2;
        grid-row: 1;
        min-height: 0 !important;
        padding: 8px 10px 8px 8px !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: center !important;
        text-align: left !important;
    }

    .section-6 .knowledge-info h3 {
        margin: 0 0 4px !important;
        font-size: clamp(12px, 3.2vw, 14px) !important;
        line-height: 1.25 !important;
        text-align: left !important;
    }

    .section-6 .knowledge-line {
        display: none !important;
    }

    .section-6 .knowledge-info p {
        margin: 0 0 4px !important;
        font-size: clamp(10px, 2.7vw, 11px) !important;
        line-height: 1.35 !important;
        text-align: left !important;
        display: -webkit-box !important;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .section-6 .knowledge-link {
        margin-top: 2px !important;
        font-size: 11px !important;
        text-align: left !important;
    }

    .section-6 .knowledge-btn-wrap {
        margin-top: 8px !important;
        padding: 0 !important;
    }

    .section-6 .knowledge-main-btn {
        height: 36px !important;
        font-size: 12px !important;
    }

    /* ══════════════════ TRANG CHỦ: CHỌN THEO NHU CẦU (hàng ngang) ══════════════════ */

    .section-3 {
        min-height: auto !important;
    }

    .section-3 .choose-content {
        padding: 0 0 28px !important;
    }

    .section-3 .choose-grid {
        display: flex !important;
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        grid-template-columns: none !important;
        width: 100% !important;
        max-width: 100% !important;
        gap: 12px !important;
        padding: 0 16px 8px !important;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        align-items: stretch !important;
    }

    .section-3 .choose-grid::-webkit-scrollbar {
        display: none;
    }

    .section-3 .choose-card {
        flex: 0 0 42% !important;
        min-width: 42% !important;
        max-width: 42% !important;
        scroll-snap-align: start;
        min-height: auto !important;
    }

    .section-3 .choose-img {
        height: 82px !important;
        min-height: 82px !important;
        aspect-ratio: auto !important;
    }

    .section-3 .choose-info {
        min-height: auto !important;
        padding: 10px 10px 12px !important;
    }

    .section-3 .choose-info h3 {
        font-size: 13px !important;
        margin-bottom: 4px !important;
    }

    .section-3 .choose-info p {
        font-size: 11px !important;
        line-height: 1.4 !important;
    }

    .section-3 .choose-icon {
        width: 28px !important;
        height: 28px !important;
        margin-top: -14px !important;
    }

    .section-3 .choose-btn {
        width: 30px !important;
        height: 30px !important;
        font-size: 14px !important;
    }

    /* ══════════════════ TRANG CHỦ: YẾN CHƯNG & YẾN TINH — lưới 3x2 ══════════════════ */

    .section-4 .best-seller-content,
    .section-5 .category-content {
        padding: 0 0 24px !important;
    }

    .section-4 .best-carousel,
    .section-5 .category-carousel {
        width: 100% !important;
        padding: 0 12px;
        overflow: visible !important;
    }

    .section-4 .best-nav,
    .section-5 .category-nav {
        display: none !important;
    }

    .section-4 .best-viewport {
        overflow: visible !important;
    }

    .section-4 .best-seller-grid,
    .section-5 .best-seller-grid {
        display: grid !important;
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
        grid-template-rows: repeat(2, auto) !important;
        gap: 10px !important;
        overflow: visible !important;
        scroll-snap-type: none !important;
        width: 100% !important;
        padding: 0 !important;
        flex-wrap: unset !important;
    }

    .section-4 .best-product-card,
    .section-5 .best-product-card {
        flex: none !important;
        max-width: none !important;
        width: 100% !important;
        border-radius: 12px !important;
        scroll-snap-align: none !important;
        min-width: 0 !important;
    }

    .section-4 .best-product-card:nth-child(n + 7),
    .section-5 .best-product-card:nth-child(n + 7) {
        display: none !important;
    }

    .section-4 .best-product-image,
    .section-5 .best-product-image {
        aspect-ratio: 1 / 1 !important;
        max-height: 88px !important;
    }

    .section-4 .best-product-info,
    .section-5 .best-product-info {
        width: 92% !important;
        margin: -10px auto 4px !important;
        padding: 14px 4px 8px !important;
        min-height: 72px !important;
        border-radius: 10px !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        gap: 4px !important;
    }

    .section-4 .best-product-info h3,
    .section-5 .best-product-info h3 {
        font-size: 10px !important;
        line-height: 1.25 !important;
        margin: 0 0 2px !important;
        min-height: 0 !important;
        color: var(--kn-burgundy-mid) !important;
        display: block !important;
        width: 100% !important;
        text-align: center !important;
    }

    .section-4 .best-product-icon,
    .section-5 .best-product-icon {
        width: 28px !important;
        height: 28px !important;
        top: -14px !important;
        padding: 4px !important;
    }

    .section-4 .best-buy-btn,
    .section-5 .best-buy-btn {
        width: 88% !important;
        height: 28px !important;
        font-size: 9px !important;
        border-radius: 6px !important;
        padding: 0 4px !important;
        margin: 2px auto 0 !important;
    }

    .section-4 .collection-btn-wrap,
    .section-5 .category-btn-wrap {
        position: static !important;
        transform: none !important;
        margin: 16px auto 0 !important;
        padding: 0 16px;
    }

    .section-4 .collection-btn,
    .section-5 .category-all-btn {
        min-width: 0 !important;
        width: 100% !important;
        height: 44px !important;
        font-size: 14px !important;
    }

    .best-nav,
    .category-nav {
        background: rgba(255, 248, 236, 0.95) !important;
        border: 1.5px solid var(--kn-card-border) !important;
        color: var(--kn-burgundy-text) !important;
    }

    /* ══════════════════ TIN TỨC ══════════════════ */

    .news-hero,
    .detail-hero {
        min-height: auto !important;
        padding: 36px 16px 32px !important;
    }

    .news-hero h1,
    .detail-hero h1,
    .detail-hero-title {
        color: var(--kn-burgundy-text) !important;
        font-size: clamp(28px, 8vw, 38px) !important;
        text-shadow: 0 1px 8px rgba(255, 255, 255, 0.45);
    }

    .news-kicker,
    .detail-kicker {
        color: var(--kn-burgundy-mid) !important;
    }

    .news-kicker::before,
    .news-kicker::after,
    .detail-kicker::before,
    .detail-kicker::after {
        background: linear-gradient(90deg, transparent, var(--kn-gold), transparent) !important;
    }

    .breadcrumb,
    .breadcrumb a {
        color: var(--kn-text-muted) !important;
    }

    .breadcrumb a {
        color: var(--kn-burgundy-mid) !important;
    }

    .news-section,
    .article-section,
    .detail-section {
        background: var(--kn-gradient-warm) !important;
        padding-top: 24px !important;
    }

    .news-card,
    .side-card,
    .article-card,
    .article-panel {
        border: 1.5px solid var(--kn-card-border) !important;
        background: rgba(255, 253, 247, 0.96) !important;
        box-shadow: var(--kn-shadow) !important;
        border-radius: 14px !important;
    }

    .news-tag {
        background: linear-gradient(180deg, #a8141a, #7d080d) !important;
        color: var(--kn-gold-pale) !important;
    }

    .filter-btn {
        border: 1.5px solid var(--kn-card-border) !important;
        background: rgba(255, 253, 247, 0.9) !important;
        color: var(--kn-burgundy-text) !important;
    }

    .filter-btn.active {
        background: linear-gradient(180deg, #a8141a, #7d080d) !important;
        color: var(--kn-gold-pale) !important;
        border-color: var(--kn-gold-mid) !important;
    }

    .news-count {
        background: rgba(255, 253, 247, 0.95) !important;
        border: 1px solid var(--kn-card-border) !important;
        color: var(--kn-burgundy-text) !important;
    }

    /* ══════════════════ SẢN PHẨM ══════════════════ */

    .product-stage {
        aspect-ratio: auto !important;
        min-height: auto !important;
        padding: 20px 12px 36px !important;
        overflow: visible !important;
    }

    .product-stage::before {
        content: "Sản phẩm Kingnest";
        display: block;
        text-align: center;
        font-family: Georgia, "Times New Roman", serif;
        font-size: clamp(24px, 7vw, 32px);
        color: var(--kn-burgundy-text);
        margin-bottom: 18px;
        padding-top: 8px;
    }

    .product-stage::after {
        content: "";
        display: block;
        width: 56px;
        height: 2px;
        margin: -10px auto 18px;
        background: linear-gradient(90deg, transparent, var(--kn-gold), transparent);
    }

    .filter-layer,
    .products-layer {
        background: var(--kn-mobile-surface) !important;
        border: 1.5px solid var(--kn-card-border) !important;
        border-radius: 14px !important;
        box-shadow: var(--kn-shadow) !important;
    }

    .filter-group-head {
        color: var(--kn-burgundy-text) !important;
    }

    .product-card {
        border: 1.5px solid var(--kn-card-border) !important;
        background: #fffdf7 !important;
        box-shadow: var(--kn-shadow) !important;
    }

    .product-title {
        color: var(--kn-burgundy-mid) !important;
    }

    .detail-btn {
        background: linear-gradient(180deg, #a8141a, #7d080d) !important;
        color: var(--kn-gold-pale) !important;
    }

    .product-grid.view-list .product-card-footer {
        display: flex !important;
        justify-content: flex-end;
        gap: 8px;
    }

    .product-grid.view-list .product-card-footer .detail-btn {
        position: static !important;
        left: auto !important;
        transform: none !important;
        flex: 1 1 auto;
        height: 36px !important;
        max-width: calc(100% - 48px);
    }

    .product-grid.view-list .product-card-footer .detail-btn:hover {
        transform: translateY(-2px) scale(1.03) !important;
    }

    .product-grid.view-list .cart-circle {
        flex: 0 0 40px;
        width: 40px !important;
        height: 36px !important;
    }

    /* ══════════════════ SẢN PHẨM: BỘ LỌC TRÁI (ẨN MẶC ĐỊNH) ══════════════════ */

    .filter-layer {
        transition: transform 0.28s ease, visibility 0.28s ease;
    }

    .product-stage {
        display: block !important;
    }

    .products-layer {
        width: 100% !important;
        position: static !important;
        left: auto !important;
        top: auto !important;
        height: auto !important;
        padding: 14px 12px !important;
    }

    .mobile-filter-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        width: 100%;
        margin-bottom: 12px;
        padding: 11px 16px;
        border: 1.5px solid var(--kn-card-border);
        border-radius: 12px;
        background: rgba(255, 253, 247, 0.96);
        color: var(--kn-burgundy-text);
        font-size: 14px;
        font-weight: 700;
        cursor: pointer;
        box-shadow: var(--kn-shadow);
    }

    .filter-backdrop {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(30, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        transition: 0.25s ease;
        z-index: 10040;
    }

    .filter-backdrop.is-open {
        opacity: 1;
        visibility: visible;
    }

    body.filter-open {
        overflow: hidden;
    }

    .filter-layer {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        bottom: 0 !important;
        width: min(300px, 88vw) !important;
        height: 100dvh !important;
        z-index: 10050 !important;
        transform: translateX(-100%);
        visibility: hidden;
        border-radius: 0 !important;
        padding: 0 !important;
        overflow: hidden !important;
        display: flex !important;
        flex-direction: column !important;
    }

    .filter-layer.is-open {
        transform: translateX(0);
        visibility: visible;
    }

    .filter-drawer-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-shrink: 0;
        padding: 16px 18px;
        border-bottom: 1px solid rgba(184, 137, 73, 0.28);
        background: linear-gradient(180deg, #4b0000, #5a0808);
        color: var(--kn-gold-light);
        font-family: Georgia, "Times New Roman", serif;
        font-size: 17px;
        font-weight: 600;
    }

    .filter-drawer-close {
        width: 34px;
        height: 34px;
        border: 1.5px solid rgba(216, 166, 58, 0.55);
        border-radius: 8px;
        background: rgba(118, 7, 7, 0.85);
        color: #ffd36b;
        font-size: 22px;
        line-height: 1;
        cursor: pointer;
    }

    .filter-layer .filter-scroll {
        flex: 1 1 auto;
        max-height: none !important;
        overflow-y: auto;
        padding: 12px 16px 20px;
    }

    .product-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        gap: 10px !important;
    }

    .product-card {
        border-radius: 10px !important;
        min-height: 0 !important;
    }

    .product-img {
        aspect-ratio: 1 / 1 !important;
    }

    .product-info {
        min-height: 0 !important;
        padding: 8px 8px 10px !important;
        justify-content: flex-start !important;
        gap: 4px !important;
    }

    .product-card-footer {
        margin-top: 0 !important;
        min-height: 0 !important;
        padding-top: 2px !important;
    }

    .product-title {
        font-size: 11px !important;
        padding: 0 8px !important;
        line-height: 1.3 !important;
        margin-bottom: 2px !important;
    }

    .product-price,
    .price {
        font-size: 12px !important;
        margin-bottom: 4px !important;
    }

    .detail-btn {
        height: 28px !important;
        font-size: 11px !important;
        padding: 0 8px !important;
    }

    /* ══════════════════ TIN TỨC: DẠNG HÀNG NGANG ══════════════════ */

    .news-toolbar {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 10px !important;
    }

    .filter-list {
        display: flex !important;
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        gap: 8px !important;
        padding-bottom: 4px;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }

    .filter-list::-webkit-scrollbar {
        display: none;
    }

    .filter-btn {
        flex: 0 0 auto !important;
        font-size: 12px !important;
        padding: 6px 12px !important;
        white-space: nowrap;
    }

    .news-grid {
        display: flex !important;
        flex-direction: column !important;
        gap: 12px !important;
        grid-template-columns: none !important;
    }

    .news-card {
        display: grid !important;
        grid-template-columns: 88px 1fr !important;
        grid-template-rows: auto !important;
        flex-direction: row !important;
        align-items: stretch !important;
        overflow: hidden !important;
    }

    .news-card:hover {
        transform: none !important;
    }

    .news-img {
        width: 88px !important;
        height: 72px !important;
        min-height: 72px !important;
        max-height: 72px !important;
        aspect-ratio: auto !important;
        flex: none !important;
        grid-row: 1 / span 2;
    }

    .news-img img {
        height: 100% !important;
    }

    .news-tag {
        left: 6px !important;
        top: 6px !important;
        height: auto !important;
        padding: 2px 6px !important;
        font-size: 9px !important;
    }

    .news-body {
        padding: 8px 10px !important;
        min-width: 0;
    }

    .news-body h2 {
        font-size: 13px !important;
        min-height: 0 !important;
        margin-bottom: 4px !important;
        line-height: 1.3 !important;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-line {
        display: none !important;
    }

    .news-body p {
        font-size: 11px !important;
        min-height: 0 !important;
        margin-bottom: 6px !important;
        line-height: 1.4 !important;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-link {
        font-size: 11px !important;
    }

    /* ══════════════════ CHI TIẾT SẢN PHẨM ══════════════════ */

    .product-detail-hero {
        min-height: auto !important;
        padding: 32px 16px 28px !important;
    }

    .detail-hero-title,
    .product-breadcrumb,
    .product-breadcrumb a {
        color: var(--kn-burgundy-text) !important;
        text-shadow: 0 1px 8px rgba(255, 255, 255, 0.45);
    }

    .product-breadcrumb a {
        color: var(--kn-burgundy-mid) !important;
    }

    .detail-kicker {
        color: var(--kn-burgundy-mid) !important;
    }

    .detail-section {
        background: var(--kn-gradient-warm) !important;
    }

    .product-panel,
    .side-card:not(.consult-box):not(.support-card) {
        border: 1.5px solid var(--kn-card-border) !important;
        background: rgba(255, 253, 247, 0.96) !important;
        box-shadow: var(--kn-shadow) !important;
    }

    .product-panel .consult-box {
        background: linear-gradient(180deg, rgba(132, 8, 12, 0.96), rgba(83, 0, 0, 0.96)) !important;
        color: #fff4dc !important;
    }

    .product-panel .consult-box h3 {
        color: #f8dfad !important;
    }

    .product-panel .consult-box p {
        color: #fff8ec !important;
    }

    .product-panel .info-block h3,
    .product-panel .product-content-html h3 {
        color: var(--kn-burgundy-mid) !important;
    }

    .product-panel .info-block p,
    .product-panel .product-content-html p,
    .product-panel .product-content-html li,
    .product-panel .detail-list li {
        color: #4f4a43 !important;
    }

    .product-panel .spec-table th {
        color: #064c3d !important;
    }

    .product-panel .spec-table td {
        color: #4f4a43 !important;
    }

    .product-panel .related-card {
        display: grid !important;
        grid-template-columns: 64px minmax(0, 1fr) !important;
        align-items: center !important;
        min-height: 84px !important;
    }

    .product-panel .related-card-img,
    .product-panel .related-card-img img {
        display: block !important;
        width: 64px !important;
        height: 64px !important;
        object-fit: cover !important;
    }

    .product-panel .related-card-title {
        color: var(--kn-burgundy-mid) !important;
    }

    .product-panel .related-card-price {
        color: var(--kn-red-accent) !important;
    }

    .detail-wrap {
        grid-template-columns: 1fr !important;
    }

    .product-panel {
        display: flex !important;
        flex-direction: column !important;
    }

    .product-top {
        display: contents !important;
    }

    .product-gallery {
        order: 1;
    }

    .product-summary {
        order: 2;
    }

    .info-block {
        order: 3;
    }

    .detail-sidebar {
        order: 10 !important;
        display: flex !important;
        flex-direction: column !important;
        gap: 16px !important;
    }

    /* ══════════════════ GIỚI THIỆU ══════════════════ */

    .intro-hero {
        min-height: auto !important;
        padding: 36px 16px 32px !important;
    }

    .intro-hero h1 {
        color: var(--kn-burgundy-text) !important;
        font-size: clamp(24px, 7vw, 34px) !important;
        text-shadow: 0 1px 8px rgba(255, 255, 255, 0.45);
    }

    .intro-hero-kicker {
        color: var(--kn-burgundy-mid) !important;
    }

    .article-section {
        background: var(--kn-gradient-warm) !important;
    }

    .article-card {
        padding: 20px 16px !important;
    }

    .about-section.about-contact {
        aspect-ratio: auto !important;
        min-height: auto !important;
        padding: 32px 16px !important;
    }

    /* ══════════════════ LIÊN HỆ ══════════════════ */

    .contact-hero {
        min-height: auto !important;
        padding: 36px 16px 32px !important;
    }

    .contact-hero h1 {
        color: var(--kn-burgundy-text) !important;
        font-size: clamp(28px, 8vw, 38px) !important;
        text-shadow: 0 1px 8px rgba(255, 255, 255, 0.45);
    }

    .contact-kicker {
        color: var(--kn-burgundy-mid) !important;
    }

    .contact-body,
    .contact-main {
        background: var(--kn-gradient-warm) !important;
    }

    .contact-card,
    .contact-form-wrap,
    .map-card {
        border: 1.5px solid var(--kn-card-border) !important;
        background: rgba(255, 253, 247, 0.96) !important;
        box-shadow: var(--kn-shadow) !important;
        border-radius: 14px !important;
    }

    /* ══════════════════ KHỐI LIÊN HỆ CHUNG (cuối trang) ══════════════════ */

    .about-contact {
        aspect-ratio: auto !important;
        min-height: auto !important;
        padding: 36px 16px !important;
        position: relative !important;
    }

    .contact-left,
    .contact-panel {
        position: static !important;
        width: 100% !important;
        left: auto !important;
        right: auto !important;
        top: auto !important;
        margin: 0 auto 20px !important;
        text-align: center !important;
    }

    .contact-panel {
        background: rgba(255, 253, 247, 0.96) !important;
        border: 1.5px solid var(--kn-card-border) !important;
        border-radius: 16px !important;
        padding: 24px 18px !important;
        color: var(--kn-text) !important;
        box-shadow: var(--kn-shadow) !important;
    }

    .contact-panel h2 {
        color: var(--kn-burgundy-text) !important;
        font-size: clamp(22px, 6vw, 28px) !important;
    }

    .contact-row {
        color: var(--kn-text) !important;
    }

    .contact-row span:first-child {
        color: var(--kn-burgundy-mid) !important;
    }

    .contact-logo,
    .contact-left h3 {
        color: var(--kn-burgundy-text) !important;
    }

    .contact-left p {
        color: var(--kn-text-muted) !important;
    }

    .support-card a,
    .consult-box a,
    .consult-btn {
        background: linear-gradient(180deg, #f5d98b, #c99334) !important;
        color: var(--kn-burgundy-deep) !important;
    }

    .side-card.support-card,
    .support-card {
        padding: 22px 18px !important;
        text-align: center !important;
        background: linear-gradient(180deg, #a8141a 0%, #760707 50%, #4b0000 100%) !important;
        border: 1.5px solid rgba(216, 166, 58, 0.5) !important;
        color: #fff4dc !important;
        box-shadow: 0 14px 30px rgba(75, 0, 0, 0.24) !important;
    }

    .side-card.support-card h3,
    .support-card h3 {
        padding: 0 !important;
        border: 0 !important;
        color: #f5d98b !important;
        font-size: clamp(20px, 5.2vw, 24px) !important;
    }

    .side-card.support-card p,
    .support-card p {
        margin: 12px 0 16px !important;
        color: #fff8ec !important;
        line-height: 1.55 !important;
        font-size: 15px !important;
    }

    .side-card.support-card a,
    .support-card a {
        min-height: 42px !important;
        border-radius: 8px !important;
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        padding: 0 22px !important;
        font-weight: 700 !important;
        text-decoration: none !important;
    }

    /* ══════════════════ BONG BÓNG TƯ VẤN — xem floating-consult.css ══════════════════ */

    #relatedPosts {
        display: flex;
        flex-direction: column;
        gap: 10px;
        padding: 12px 14px 16px;
    }

    .news-sidebar .side-card > .hot-post {
        margin-left: 14px;
        margin-right: 14px;
    }

    .news-sidebar .side-card > .hot-post:first-of-type {
        margin-top: 12px;
    }

    .news-sidebar .side-card > .hot-post + .hot-post {
        margin-top: 10px;
    }

    .news-sidebar .side-card > .hot-post:last-of-type {
        margin-bottom: 16px;
    }

    .side-link,
    .hot-post {
        display: grid !important;
        grid-template-columns: 72px minmax(0, 1fr) !important;
        align-items: center !important;
        gap: 12px !important;
        padding: 12px !important;
        border: 1px solid var(--kn-card-border) !important;
        border-bottom: 1px solid var(--kn-card-border) !important;
        border-radius: 12px !important;
        background: rgba(255, 253, 247, 0.92) !important;
        text-decoration: none !important;
    }

    .side-link:last-child,
    .hot-post:last-child {
        border-bottom: 1px solid var(--kn-card-border) !important;
    }

    .side-link img,
    .hot-post img {
        width: 72px !important;
        height: 72px !important;
        object-fit: cover !important;
        border-radius: 10px !important;
        background: #eadcc6 !important;
        display: block !important;
    }

    .side-link span,
    .hot-post span {
        align-self: center !important;
        font-family: Georgia, "Times New Roman", serif;
        color: var(--kn-burgundy-text) !important;
        font-size: clamp(13px, 3.6vw, 15px) !important;
        line-height: 1.35 !important;
        font-weight: 600 !important;
    }

    .page-btn {
        border: 1.5px solid var(--kn-card-border) !important;
        background: rgba(255, 253, 247, 0.95) !important;
        color: var(--kn-burgundy-text) !important;
    }

    .page-btn.active {
        background: linear-gradient(180deg, #a8141a, #7d080d) !important;
        color: var(--kn-gold-pale) !important;
        border-color: var(--kn-gold-mid) !important;
    }

    .article-btn {
        background: linear-gradient(180deg, #a8141a, #7d080d) !important;
        color: var(--kn-gold-pale) !important;
        border-color: var(--kn-gold-mid) !important;
    }

    .article-btn.outline {
        background: rgba(255, 253, 247, 0.95) !important;
        color: var(--kn-burgundy-text) !important;
    }

    /* ══════════════════ GIỎ HÀNG ══════════════════ */

    .cart-page {
        background-color: var(--kn-cream) !important;
        background-image: var(--kn-mobile-banner) !important;
        background-size: cover !important;
        background-position: center top !important;
        background-repeat: no-repeat !important;
    }

    .cart-panel {
        background: var(--kn-mobile-surface) !important;
        border-color: var(--kn-card-border) !important;
    }
}