/**
 * Product Detail Page - Professional Real Estate UX/UI
 * Đồng bộ với luxe-theme.css
 * Responsive & Accessible Design
 */

/* ============================================
   BREADCRUMB
   ============================================ */
.product-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 16px 0;
    margin-bottom: 24px;
    font-size: 14px;
}

.product-breadcrumb a {
    color: var(--luxe-text-sub);
    text-decoration: none;
    transition: var(--luxe-transition-fast);
}

.product-breadcrumb a:hover {
    color: var(--brand-primary);
}

.product-breadcrumb .separator {
    color: var(--luxe-text-sub);
    opacity: 0.5;
}

.product-breadcrumb .current {
    color: var(--luxe-text-title);
    font-weight: 500;
}

/* ============================================
   PRODUCT HEADER CARD
   ============================================ */
.product-header-card {
    padding: 24px;
    margin-bottom: 24px;
}

.product-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.product-title {
    margin-bottom: 16px;
    line-height: 1.3;
}

.product-meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--luxe-text-sub);
}

.product-meta-row .meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.product-meta-row .meta-item i {
    color: var(--brand-primary);
}

.product-meta-row .project-link {
    color: var(--brand-primary);
    font-weight: 500;
    text-decoration: none;
}

.product-meta-row .project-link:hover {
    text-decoration: underline;
}

/* Quick Specs Bar */
.quick-specs-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    padding: 20px;
    background: var(--luxe-beige-light);
    border-radius: var(--luxe-radius);
    margin-top: 16px;
}

.quick-specs-bar .spec-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-width: 80px;
}

.quick-specs-bar .spec-item i {
    font-size: 24px;
    color: var(--brand-primary);
    margin-bottom: 8px;
}

.quick-specs-bar .spec-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--luxe-text-title);
    line-height: 1.2;
}

.quick-specs-bar .spec-label {
    font-size: 12px;
    color: var(--luxe-text-sub);
    margin-top: 4px;
}

/* ============================================
   PRODUCT GALLERY
   ============================================ */
.product-gallery-card {
    padding: 0;
    margin-bottom: 24px;
    overflow: hidden;
}

.gallery-main {
    position: relative;
    height: 450px;
    overflow: hidden;
}

.gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-main a:hover img {
    transform: scale(1.02);
}

.gallery-video-btn {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: var(--luxe-transition);
}

.gallery-video-btn:hover {
    background: var(--brand-accent);
}

.gallery-video-btn i {
    font-size: 20px;
}

.gallery-count {
    position: absolute;
    bottom: 20px;
    right: 20px;
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    border-radius: 20px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Gallery Thumbs */
.gallery-thumbs {
    display: flex;
    gap: 8px;
    padding: 12px;
    background: var(--luxe-bg-main);
    overflow-x: auto;
}

.gallery-thumb {
    flex-shrink: 0;
    width: 80px;
    height: 60px;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--luxe-transition-fast);
}

.gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-thumb:hover,
.gallery-thumb.active {
    border-color: var(--brand-primary);
}

.gallery-thumb.gallery-more {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--luxe-bg-dark);
    color: #fff;
    font-weight: 600;
}

/* ============================================
   PRODUCT TABS
   ============================================ */
.product-tabs-card {
    margin-bottom: 24px;
}

.product-nav-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 16px 16px 0;
    border-bottom: 1px solid var(--luxe-border);
    background: var(--luxe-bg-white);
}

.product-nav-tabs .nav-item {
    margin-bottom: -1px;
}

.product-nav-tabs .nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    color: var(--luxe-text-sub);
    font-weight: 500;
    border: none;
    border-bottom: 3px solid transparent;
    background: none;
    border-radius: 0;
    transition: var(--luxe-transition-fast);
}

.product-nav-tabs .nav-link:hover {
    color: var(--brand-primary);
}

.product-nav-tabs .nav-link.active {
    color: var(--brand-primary);
    border-bottom-color: var(--brand-primary);
}

.product-nav-tabs .nav-link i {
    font-size: 16px;
}

.product-tab-content {
    padding: 24px;
}

/* Tab Overview */
.product-excerpt {
    font-size: 16px;
    line-height: 1.8;
    color: var(--luxe-text-body);
    padding: 20px;
    background: var(--luxe-beige-light);
    border-radius: var(--luxe-radius);
    margin-bottom: 24px;
    border-left: 4px solid var(--brand-primary);
}

.product-content {
    font-size: 15px;
    line-height: 1.8;
    color: var(--luxe-text-body);
}

.product-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--luxe-radius);
    margin: 16px 0;
}

.product-content h2,
.product-content h3,
.product-content h4 {
    margin-top: 24px;
    margin-bottom: 12px;
}

/* Tab Specs */
.specs-section {
    margin-bottom: 32px;
}

.specs-section:last-child {
    margin-bottom: 0;
}

.specs-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 600;
    color: var(--luxe-text-title);
    padding-bottom: 12px;
    border-bottom: 2px solid var(--brand-primary);
    margin-bottom: 16px;
}

.specs-title i {
    color: var(--brand-primary);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.specs-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--luxe-beige-light);
    border-radius: 6px;
}

.specs-item .label {
    color: var(--luxe-text-sub);
    font-size: 14px;
}

.specs-item .value {
    font-weight: 600;
    color: var(--luxe-text-title);
}

.specs-item.specs-item-full {
    grid-column: 1 / -1;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
}

.specs-item.specs-item-full .value {
    font-weight: 400;
}

/* Amenities */
.amenities-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.amenity-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--luxe-beige-light);
    border-radius: 25px;
    font-size: 14px;
}

.amenity-item i {
    color: var(--status-available);
}

/* Tab Layout */
.layout-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.layout-item h5 {
    margin-bottom: 12px;
    font-weight: 600;
}

.layout-item a {
    display: block;
    position: relative;
    border-radius: var(--luxe-radius);
    overflow: hidden;
}

.layout-item img {
    width: 100%;
    height: auto;
    transition: transform 0.3s ease;
}

.layout-item a:hover img {
    transform: scale(1.02);
}

.layout-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 102, 179, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.layout-item a:hover .layout-overlay {
    opacity: 1;
}

.layout-overlay i {
    font-size: 32px;
    margin-bottom: 8px;
}

/* Tab Location */
.location-address {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 20px;
    background: var(--luxe-beige-light);
    border-radius: var(--luxe-radius);
    margin-bottom: 20px;
}

.location-address i {
    font-size: 24px;
    color: var(--brand-accent);
    margin-top: 2px;
}

.location-address p {
    margin: 0;
    font-size: 15px;
    line-height: 1.6;
}

.location-map-image {
    border-radius: var(--luxe-radius);
    overflow: hidden;
}

.location-map-image img {
    width: 100%;
    height: auto;
}

/* Tab Media */
.media-item {
    margin-bottom: 32px;
}

.media-item:last-child {
    margin-bottom: 0;
}

.media-item h5 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    font-weight: 600;
}

.media-item h5 i {
    color: var(--brand-accent);
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--luxe-radius);
    background: #000;
}

.video-wrapper iframe,
.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.virtual-tour-wrapper {
    height: 400px;
    border-radius: var(--luxe-radius);
    overflow: hidden;
}

.virtual-tour-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ============================================
   RELATED PRODUCTS
   ============================================ */
.related-products-section {
    margin-top: 40px;
}

.related-products-section .section-title {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--luxe-border);
}

.related-products-section .section-title i {
    color: var(--brand-primary);
}

.related-products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.related-product-card {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: var(--luxe-transition);
}

.related-product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--luxe-shadow-lg);
    color: inherit;
}

.related-product-card .card-image {
    position: relative;
    height: 160px;
    overflow: hidden;
}

.related-product-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.related-product-card:hover .card-image img {
    transform: scale(1.05);
}

.related-product-card .card-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    padding: 4px 12px;
    background: var(--brand-accent);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    border-radius: 15px;
}

.related-product-card .card-body {
    padding: 16px;
}

.related-product-card .card-title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.4;
    color: var(--luxe-text-title);
}

.related-product-card .card-specs {
    display: flex;
    gap: 12px;
    font-size: 13px;
    color: var(--luxe-text-sub);
    margin-bottom: 8px;
}

.related-product-card .card-specs i {
    color: var(--brand-primary);
}

.related-product-card .card-price {
    font-size: 16px;
    font-weight: 700;
    color: var(--brand-accent);
}

/* ============================================
   SIDEBAR
   ============================================ */
.product-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-widget {
    padding: 20px;
    margin-bottom: 20px;
}

.widget-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--luxe-border);
}

.widget-title i {
    color: var(--brand-primary);
}

.widget-desc {
    font-size: 14px;
    color: var(--luxe-text-sub);
    margin-bottom: 16px;
}

/* Price Widget */
.price-widget {
    text-align: center;
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-dark) 100%);
    color: #fff;
}

.price-widget .price-main {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.price-widget .price-original {
    font-size: 18px;
    text-decoration: line-through;
    opacity: 0.7;
}

.price-widget .price-sale {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
}

.price-widget .price-discount {
    display: inline-block;
    margin-top: 8px;
    padding: 4px 12px;
    background: var(--brand-accent);
    border-radius: 15px;
    font-size: 13px;
    font-weight: 600;
}

.price-widget .price-per-m2 {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 14px;
    opacity: 0.9;
}

.price-widget .price-negotiable {
    margin-top: 8px;
    font-size: 13px;
    opacity: 0.85;
}

/* Contact Widget */
.contact-widget {
    background: var(--luxe-bg-white);
}

.btn-zalo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 24px;
    background: #0068ff;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--luxe-transition);
}

.btn-zalo:hover {
    background: #0055d4;
    color: #fff;
    transform: translateY(-2px);
}

.booking-fee-note {
    margin-top: 16px;
    padding: 12px;
    background: var(--luxe-beige-light);
    border-radius: 6px;
    font-size: 13px;
    color: var(--luxe-text-sub);
    display: flex;
    align-items: center;
    gap: 8px;
}

.booking-fee-note i {
    color: var(--brand-accent);
}

.booking-fee-note strong {
    color: var(--brand-accent);
}

/* Info Widget */
.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--luxe-border);
}

.info-list li:last-child {
    border-bottom: none;
}

.info-list .label {
    color: var(--luxe-text-sub);
    font-size: 14px;
}

.info-list .value {
    font-weight: 500;
    color: var(--luxe-text-title);
}

.badge-sm {
    font-size: 11px;
    padding: 4px 10px;
}

/* Project Widget */
.project-link-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    background: var(--luxe-beige-light);
    border-radius: var(--luxe-radius);
    text-decoration: none;
    transition: var(--luxe-transition);
}

.project-link-card:hover {
    background: var(--brand-primary);
    color: #fff;
}

.project-link-card:hover .project-name,
.project-link-card:hover .project-investor,
.project-link-card:hover .project-arrow {
    color: #fff;
}

.project-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.project-name {
    font-weight: 600;
    color: var(--luxe-text-title);
}

.project-investor {
    font-size: 13px;
    color: var(--luxe-text-sub);
}

.project-arrow {
    color: var(--brand-primary);
    font-size: 18px;
}

/* Share Widget */
.share-buttons {
    display: flex;
    gap: 12px;
}

.share-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 16px;
    text-decoration: none;
    transition: var(--luxe-transition);
    border: none;
    cursor: pointer;
}

.share-facebook {
    background: #1877f2;
    color: #fff;
}

.share-facebook:hover {
    background: #0d65d9;
    color: #fff;
}

.share-zalo {
    background: #0068ff;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
}

.share-zalo:hover {
    background: #0055d4;
    color: #fff;
}

.share-copy {
    background: var(--luxe-beige);
    color: var(--luxe-text-body);
}

.share-copy:hover {
    background: var(--brand-primary);
    color: #fff;
}

/* ============================================
   MODALS
   ============================================ */
.modal-content {
    border: none;
    border-radius: var(--luxe-radius-lg);
    overflow: hidden;
}

.modal-header {
    background: var(--brand-primary);
    color: #fff;
    border: none;
    padding: 16px 24px;
}

.modal-header .modal-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
}

.modal-header .close {
    color: #fff;
    opacity: 0.8;
    text-shadow: none;
}

.modal-header .close:hover {
    opacity: 1;
}

.modal-body {
    padding: 24px;
}

.video-modal-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
}

.video-modal-wrapper iframe,
.video-modal-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 992px) {
    .product-sidebar {
        position: static;
        margin-top: 32px;
    }

    .gallery-main {
        height: 350px;
    }

    .quick-specs-bar {
        gap: 16px;
    }

    .quick-specs-bar .spec-item {
        min-width: 70px;
    }
}

@media (max-width: 768px) {
    .product-header-card {
        padding: 16px;
    }

    .product-title {
        font-size: 22px;
    }

    .product-meta-row {
        flex-direction: column;
        gap: 10px;
    }

    .quick-specs-bar {
        justify-content: space-between;
        padding: 16px;
    }

    .quick-specs-bar .spec-value {
        font-size: 16px;
    }

    .gallery-main {
        height: 280px;
    }

    .gallery-thumbs {
        padding: 8px;
    }

    .gallery-thumb {
        width: 60px;
        height: 45px;
    }

    .product-nav-tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
        gap: 0;
        padding: 0 12px;
    }

    .product-nav-tabs .nav-link {
        padding: 12px 16px;
        white-space: nowrap;
    }

    .product-nav-tabs .nav-link span {
        display: none;
    }

    .product-nav-tabs .nav-link i {
        font-size: 18px;
    }

    .product-tab-content {
        padding: 16px;
    }

    .specs-grid {
        grid-template-columns: 1fr;
    }

    .related-products-grid {
        grid-template-columns: 1fr;
    }

    .layout-gallery {
        grid-template-columns: 1fr;
    }

    .virtual-tour-wrapper {
        height: 300px;
    }

    .price-widget .price-main,
    .price-widget .price-sale {
        font-size: 24px;
    }

    .share-buttons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .product-breadcrumb {
        font-size: 12px;
    }

    .quick-specs-bar .spec-item {
        min-width: 60px;
    }

    .quick-specs-bar .spec-item i {
        font-size: 20px;
    }

    .quick-specs-bar .spec-value {
        font-size: 14px;
    }

    .quick-specs-bar .spec-label {
        font-size: 10px;
    }
}

/* ============================================
   UTILITIES
   ============================================ */
.w-100 {
    width: 100%;
}

.mb-3 {
    margin-bottom: 16px;
}

.mt-3 {
    margin-top: 16px;
}

.d-none {
    display: none;
}

.text-danger {
    color: #dc3545;
}

.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    font-size: 14px;
    color: var(--luxe-text-title);
}

/* ============================================
   PRODUCT TITLE SECTION
   ============================================ */
.product-title-section {
    margin-bottom: 24px;
}

.product-status-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 12px;
    background: var(--luxe-beige-light);
    color: var(--luxe-text-sub);
}

.product-status-tag.status-available {
    background: rgba(40, 167, 69, 0.1);
    color: #28a745;
}

.product-status-tag.status-booking {
    background: rgba(255, 193, 7, 0.15);
    color: #d39e00;
}

.product-status-tag.status-deposited {
    background: rgba(0, 102, 179, 0.1);
    color: var(--brand-primary);
}

.product-status-tag.status-sold {
    background: rgba(220, 53, 69, 0.1);
    color: #dc3545;
}

.product-subtitle-info {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: var(--luxe-text-sub);
}

.product-subtitle-info .info-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.product-subtitle-info .info-item i {
    color: var(--brand-primary);
}

.product-subtitle-info .info-item a {
    color: var(--brand-primary);
    text-decoration: none;
    font-weight: 500;
}

.product-subtitle-info .info-item a:hover {
    text-decoration: underline;
}

/* ============================================
   PRODUCT GALLERY SECTION (New Design)
   ============================================ */
.product-gallery-section {
    margin-bottom: 28px;
}

.gallery-main-wrapper {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 12px;
    background: var(--luxe-bg-white);
    border-radius: var(--luxe-radius-lg);
    overflow: hidden;
    box-shadow: var(--luxe-shadow);
}

.gallery-main-image {
    position: relative;
    height: 450px;
    overflow: hidden;
}

.gallery-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-main-image a:hover img {
    transform: scale(1.02);
}

.gallery-video-btn {
    position: absolute;
    top: 16px;
    left: 16px;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(0, 0, 0, 0.75);
    color: #fff;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: var(--luxe-transition);
}

.gallery-video-btn:hover {
    background: var(--brand-accent);
}

.gallery-video-btn i {
    font-size: 18px;
}

.gallery-count-badge {
    position: absolute;
    bottom: 16px;
    right: 16px;
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.75);
    color: #fff;
    border-radius: 20px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.gallery-thumbs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    padding: 8px;
    background: var(--luxe-bg-main);
    max-height: 450px;
    overflow-y: auto;
}

.thumb-item {
    position: relative;
    height: 100px;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--luxe-transition-fast);
}

.thumb-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumb-item:hover,
.thumb-item.active {
    border-color: var(--brand-primary);
}

.thumb-item.thumb-more {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--luxe-bg-dark);
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}

.thumb-item.thumb-more:hover {
    background: var(--brand-primary);
}

/* ============================================
   QUICK INFO CARD (New Design)
   ============================================ */
.product-quick-info-card {
    background: var(--luxe-bg-white);
    border-radius: var(--luxe-radius-lg);
    padding: 20px;
    margin-bottom: 28px;
    box-shadow: var(--luxe-shadow);
    border-left: 4px solid var(--brand-primary);
}

.quick-info-grid {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 24px;
}

.quick-info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 140px;
}

.quick-info-item .info-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--luxe-beige-light);
    border-radius: 12px;
    flex-shrink: 0;
}

.quick-info-item .info-icon i {
    font-size: 20px;
    color: var(--brand-primary);
}

.quick-info-item .info-content {
    display: flex;
    flex-direction: column;
}

.quick-info-item .info-label {
    font-size: 12px;
    color: var(--luxe-text-sub);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.quick-info-item .info-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--luxe-text-title);
    line-height: 1.2;
}

.quick-info-item .info-sub {
    font-size: 12px;
    color: var(--brand-primary);
    margin-top: 2px;
}

.quick-info-item.highlight-price .info-value {
    color: var(--brand-accent);
    font-size: 22px;
}

.quick-info-item.highlight-price .info-icon {
    background: rgba(198, 145, 65, 0.15);
}

.quick-info-item.highlight-price .info-icon i {
    color: var(--brand-accent);
}

.quick-info-item.cta-item {
    margin-left: auto;
}

.quick-cta-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 24px;
    background: var(--brand-primary);
    color: #fff;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: var(--luxe-transition);
    white-space: nowrap;
}

.quick-cta-btn:hover {
    background: var(--brand-primary-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 102, 179, 0.4);
}

/* ============================================
   PRODUCT MAIN LAYOUT
   ============================================ */
.product-main-layout {
    margin-top: 24px;
}

/* ============================================
   SECTION TITLES
   ============================================ */
.section-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: var(--luxe-text-title);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--brand-primary);
}

.section-title i {
    color: var(--brand-primary);
}

.section-title a {
    color: var(--brand-primary);
    text-decoration: none;
}

.section-title a:hover {
    text-decoration: underline;
}

/* ============================================
   PRODUCT CONTENT SECTION
   ============================================ */
.product-content-section {
    background: var(--luxe-bg-white);
    border-radius: var(--luxe-radius-lg);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--luxe-shadow);
}

/* ============================================
   PRODUCT FEATURES SECTION (New Design)
   ============================================ */
.product-features-section {
    background: var(--luxe-bg-white);
    border-radius: var(--luxe-radius-lg);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--luxe-shadow);
}

.features-table {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--luxe-border);
    border-radius: var(--luxe-radius);
    overflow: hidden;
}

.feature-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 18px;
    background: var(--luxe-bg-white);
}

.feature-row:nth-child(odd) {
    background: var(--luxe-beige-light);
}

.feature-label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--luxe-text-sub);
    font-size: 14px;
}

.feature-label i {
    width: 20px;
    text-align: center;
    color: var(--brand-primary);
}

.feature-value {
    font-weight: 600;
    color: var(--luxe-text-title);
    text-align: right;
}

.feature-value.highlight {
    color: var(--brand-accent);
    font-size: 16px;
}

/* Amenities Section */
.amenities-section {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--luxe-border);
}

.amenities-section h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--luxe-text-title);
    margin-bottom: 16px;
}

.amenities-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.amenity-tag {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--luxe-beige-light);
    border-radius: 25px;
    font-size: 13px;
    color: var(--luxe-text-body);
}

.amenity-tag i {
    color: #28a745;
}

/* ============================================
   PRODUCT LAYOUT SECTION
   ============================================ */
.product-layout-section {
    background: var(--luxe-bg-white);
    border-radius: var(--luxe-radius-lg);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--luxe-shadow);
}

.layout-images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.layout-item {
    border-radius: var(--luxe-radius);
    overflow: hidden;
}

.layout-item h5 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--luxe-text-title);
}

.layout-item a {
    display: block;
    position: relative;
    border-radius: var(--luxe-radius);
    overflow: hidden;
}

.layout-item img {
    width: 100%;
    height: auto;
    transition: transform 0.3s ease;
}

.layout-item a:hover img {
    transform: scale(1.03);
}

.layout-hover {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 102, 179, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.layout-hover i {
    font-size: 36px;
    color: #fff;
}

.layout-item a:hover .layout-hover {
    opacity: 1;
}

/* ============================================
   PRODUCT PROJECT SECTION (Sticky Nav)
   ============================================ */
.product-project-section {
    background: var(--luxe-bg-white);
    border-radius: var(--luxe-radius-lg);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--luxe-shadow);
}

.product-project-nav {
    margin: 20px 0;
    padding: 0;
    background: var(--luxe-beige-light);
    border-radius: var(--luxe-radius);
}

.product-project-nav .sticky-nav-inner {
    padding: 0;
}

.product-project-nav .sticky-nav-list {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: 4px;
}

.product-project-nav .sticky-nav-list li {
    flex: 1;
    min-width: 100px;
}

.product-project-nav .sticky-nav-list li a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 16px 12px;
    text-decoration: none;
    color: var(--luxe-text-sub);
    font-size: 13px;
    font-weight: 500;
    border-radius: var(--luxe-radius);
    transition: var(--luxe-transition);
}

.product-project-nav .sticky-nav-list li a i {
    font-size: 18px;
}

.product-project-nav .sticky-nav-list li a:hover,
.product-project-nav .sticky-nav-list li.active a {
    background: var(--brand-primary);
    color: #fff;
}

.project-cta-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px;
    background: linear-gradient(135deg, var(--luxe-beige-light) 0%, var(--luxe-beige) 100%);
    border-radius: var(--luxe-radius);
    margin-top: 20px;
}

.project-cta-box p {
    margin: 0;
    font-size: 15px;
    color: var(--luxe-text-body);
}

.btn-luxe-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--brand-primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--luxe-transition);
    white-space: nowrap;
}

.btn-luxe-primary:hover {
    background: var(--brand-primary-dark);
    color: #fff;
    transform: translateY(-2px);
}

.btn-luxe-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: transparent;
    color: var(--brand-primary);
    border: 2px solid var(--brand-primary);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--luxe-transition);
    cursor: pointer;
}

.btn-luxe-secondary:hover {
    background: var(--brand-primary);
    color: #fff;
}

/* ============================================
   SIDEBAR WIDGETS (Enhanced)
   ============================================ */
.price-card {
    text-align: center;
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-dark) 100%);
    color: #fff;
}

.price-card .price-main {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.price-card .price-per-m2 {
    font-size: 14px;
    opacity: 0.9;
}

.price-card .price-negotiable {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 13px;
}

.contact-card {
    background: var(--luxe-bg-white);
}

.info-card {
    background: var(--luxe-bg-white);
}

.project-card {
    background: var(--luxe-bg-white);
}

.project-link-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    background: var(--luxe-beige-light);
    border-radius: var(--luxe-radius);
    text-decoration: none;
    transition: var(--luxe-transition);
}

.project-link-box:hover {
    background: var(--brand-primary);
}

.project-link-box:hover .project-info .project-name,
.project-link-box:hover .project-info .project-investor,
.project-link-box:hover i {
    color: #fff;
}

.project-link-box .project-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.project-link-box .project-name {
    font-weight: 600;
    color: var(--luxe-text-title);
    transition: color 0.3s;
}

.project-link-box .project-investor {
    font-size: 13px;
    color: var(--luxe-text-sub);
    transition: color 0.3s;
}

.project-link-box i {
    color: var(--brand-primary);
    font-size: 18px;
    transition: color 0.3s;
}

.share-card {
    background: var(--luxe-bg-white);
}

.share-btn.facebook {
    background: #1877f2;
    color: #fff;
}

.share-btn.facebook:hover {
    background: #0d65d9;
}

.share-btn.zalo {
    background: #0068ff;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
}

.share-btn.zalo:hover {
    background: #0055d4;
}

.share-btn.copy {
    background: var(--luxe-beige);
    color: var(--luxe-text-body);
}

.share-btn.copy:hover {
    background: var(--brand-primary);
    color: #fff;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
}

.status-badge.status-available {
    background: rgba(40, 167, 69, 0.1);
    color: #28a745;
}

.status-badge.status-booking {
    background: rgba(255, 193, 7, 0.15);
    color: #d39e00;
}

.status-badge.status-deposited {
    background: rgba(0, 102, 179, 0.1);
    color: var(--brand-primary);
}

.status-badge.status-sold {
    background: rgba(220, 53, 69, 0.1);
    color: #dc3545;
}

/* ============================================
   RESPONSIVE UPDATES (New Sections)
   ============================================ */
@media (max-width: 992px) {
    .gallery-main-wrapper {
        grid-template-columns: 1fr;
    }

    .gallery-main-image {
        height: 380px;
    }

    .gallery-thumbs-grid {
        grid-template-columns: repeat(4, 1fr);
        max-height: 120px;
    }

    .thumb-item {
        height: 80px;
    }

    .quick-info-grid {
        gap: 16px;
    }

    .quick-info-item {
        min-width: 120px;
    }

    .quick-info-item.cta-item {
        margin-left: 0;
        width: 100%;
        margin-top: 16px;
    }

    .quick-cta-btn {
        width: 100%;
        justify-content: center;
    }

    .features-table {
        grid-template-columns: 1fr;
    }

    .product-project-nav .sticky-nav-list li {
        min-width: 80px;
    }

    .project-cta-box {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .gallery-main-image {
        height: 280px;
    }

    .gallery-thumbs-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .thumb-item {
        height: 65px;
    }

    .quick-info-item .info-value {
        font-size: 16px;
    }

    .quick-info-item.highlight-price .info-value {
        font-size: 18px;
    }

    .product-project-nav .sticky-nav-list {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 8px;
    }

    .product-project-nav .sticky-nav-list li {
        flex: none;
        min-width: auto;
    }

    .product-project-nav .sticky-nav-list li a {
        padding: 12px 16px;
    }

    .product-project-nav .sticky-nav-list li a span {
        display: none;
    }

    .layout-images-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .product-subtitle-info {
        flex-direction: column;
        gap: 8px;
    }

    .gallery-main-image {
        height: 220px;
    }

    .gallery-thumbs-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .quick-info-grid {
        gap: 12px;
    }

    .quick-info-item {
        min-width: calc(50% - 8px);
    }

    .quick-info-item .info-icon {
        width: 40px;
        height: 40px;
    }

    .quick-info-item .info-icon i {
        font-size: 16px;
    }
}