/* ============================================
   SINGLE PRODUCT PAGE - MODERN & MINIMAL
   Product Introduction Design (Not for Sale)
   ============================================ */

/* ============================================
   Hero Section
   ============================================ */
.product-hero-section {
    padding: 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

/* Breadcrumb */
.product-breadcrumb {
    margin-bottom: 2rem;
}

.product-breadcrumb .breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0;
    font-size: 0.9rem;
}

.product-breadcrumb .breadcrumb-item a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.product-breadcrumb .breadcrumb-item.active {
    color: #999;
}

.product-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    color: #ccc;
    font-size: 1.2rem;
    padding: 0 0.5rem;
}

/* Product Gallery */
.product-gallery-wrapper {
    position: sticky;
    top: 100px;
}


/* Swiper Gallery - same style as single-shop-product */
.single-product-page .product-gallery-container {
    position: relative;
}

.single-product-page .product-gallery-main {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.single-product-page .product-gallery-main .swiper-slide {
    aspect-ratio: 1/1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
}

.single-product-page .product-gallery-main .swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.single-product-page .product-gallery-thumbs {
    padding: 0.5rem 0;
}

.single-product-page .product-gallery-thumbs .swiper-slide {
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.single-product-page .product-gallery-thumbs .swiper-slide-thumb-active {
    border-color: var(--primary-color);
}

.single-product-page .product-gallery-thumbs .swiper-slide img {
    border-radius: 10px;
}

.single-product-page .product-gallery-main .swiper-button-next,
.single-product-page .product-gallery-main .swiper-button-prev {
    color: var(--primary-color);
}

/* Placeholder (no images) */
.product-main-image {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    /* box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06); */
    aspect-ratio: 1/1;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    position: relative;
}

.product-main-image.product-placeholder {
    background: linear-gradient(135deg, #f5f5f5 0%, #e9ecef 100%);
}

.product-main-image.product-placeholder svg {
    color: #ccc;
    opacity: 0.5;
}

#filter-category{
    padding: 11px !important;
}

/* Product Info Wrapper */
.product-info-wrapper {
    padding: 1rem 0;
}

/* Category Badge */
.product-category-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--light-primary-color);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.product-category-badge:hover {
    background: var(--primary-color);
    color: #fff;
    transform: translateY(-2px);
}

.product-category-badge svg {
    stroke: currentColor;
}

/* Product Title */
.product-main-title {
    font-size: 2rem;
    font-weight: 800;
    color: #1a1a1a;
    line-height: 1.2;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

/* Product Excerpt */
.product-excerpt {
    font-size: 1.1rem;
    color: #555;
    line-height: 1.8;
    margin-bottom: 2rem;
}

/* Quick Actions */
.product-quick-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.btn-action {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.75rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-action::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-action:hover::before {
    left: 100%;
}

.btn-action svg {
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0d6b7d 100%);
    color: #fff;
    box-shadow: 0 4px 16px rgba(17, 136, 158, 0.25);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(17, 136, 158, 0.35);
    color: #fff;
}

.btn-secondary {
    background: #fff;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(17, 136, 158, 0.25);
}

.btn-light {
    background: #fff;
    color: var(--primary-color);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.btn-light:hover {
    background: var(--primary-color);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(17, 136, 158, 0.3);
}

.btn-light:hover svg {
    transform: translateX(-3px);
}

/* Product Meta Info */
.product-meta-info {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 12px;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: #555;
}

.meta-item svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

/* ============================================
   Content Section
   ============================================ */
.product-content-section {
    padding: 3rem 0 0 0;
    background: #fff;
}

.content-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 0.75rem;
    position: relative;
    display: inline-block;
}

.title-decoration {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), #0d6b7d);
    border-radius: 2px;
    margin: 0 auto;
}

.section-subtitle {
    color: #666;
    font-size: 1rem;
    margin-top: 0.75rem;
}

.product-description-content {
    font-size: 1.05rem;
    line-height: 1.9;
    color: #444;
}

.product-description-content p {
    margin-bottom: 1.25rem;
}

.product-description-content h2,
.product-description-content h3,
.product-description-content h4 {
    color: #1a1a1a;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.product-description-content h2 {
    font-size: 1.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid #f0f0f0;
}

.product-description-content h3 {
    font-size: 1.4rem;
}

.product-description-content ul,
.product-description-content ol {
    padding-right: 2rem;
    margin-bottom: 1.5rem;
}

.product-description-content li {
    margin-bottom: 0.75rem;
    line-height: 1.8;
}


/* ============================================
   Product Tabs Section
   ============================================ */
.product-tabs-section {
    padding: 5rem 0;
    background: #fff;
}

/* Tabs Navigation */
.product-tabs-nav {
    display: flex;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    margin: 0 0 2rem 0;
    border-bottom: 2px solid #f0f0f0;
}

.product-tabs-nav::-webkit-scrollbar {
    height: 4px;
}

.product-tabs-nav::-webkit-scrollbar-track {
    background: #f0f0f0;
}

.product-tabs-nav::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 2px;
}

.tab-item {
    flex-shrink: 0;
}

.tab-link {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background: transparent;
    border: none;
    color: #666;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.tab-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    right: 0;
    left: 0;
    height: 2px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.tab-link:hover {
    color: var(--primary-color);
}

.tab-link.active {
    color: var(--primary-color);
}

.tab-link.active::after {
    transform: scaleX(1);
}

.tab-link svg {
    flex-shrink: 0;
    stroke: currentColor;
}

/* Tabs Content */
.product-tabs-content {
    position: relative;
}

.tab-pane {
    display: none;
    animation: fadeInUp 0.4s ease;
}

.tab-pane.active {
    display: block;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Specifications Table */
.specifications-wrapper {
    background: #fff;
    border-radius: 16px;
    border: 1px solid #f0f0f0;
    overflow: hidden;
}

.specifications-table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.specifications-table tbody tr {
    border-bottom: 1px solid #f0f0f0;
    transition: background 0.2s ease;
}

.specifications-table tbody tr:last-child {
    border-bottom: none;
}

.specifications-table tbody tr:hover {
    background: #f8f9fa;
}

.specifications-table th {
    background: #f8f9fa;
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    color: #1a1a1a;
    text-align: right;
    width: 30%;
    font-size: 0.95rem;
}

.specifications-table td {
    padding: 1.25rem 1.5rem;
    color: #555;
    text-align: right;
    font-size: 0.95rem;
}

/* Catalog Card */
.catalog-wrapper {
    max-width: 700px;
    margin: 0 auto;
}

.catalog-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border: 2px solid #f0f0f0;
    border-radius: 20px;
    padding: 2.5rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.catalog-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(17, 136, 158, 0.05) 0%, transparent 70%);
    transition: transform 0.5s ease;
}

.catalog-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(17, 136, 158, 0.15);
}

.catalog-card:hover::before {
    transform: scale(1.1);
}

.catalog-icon {
    flex-shrink: 0;
    width: 90px;
    height: 90px;
    background: var(--light-primary-color);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.catalog-card:hover .catalog-icon {
    background: var(--primary-color);
    transform: scale(1.05) rotate(5deg);
}

.catalog-icon svg {
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.catalog-card:hover .catalog-icon svg {
    color: #fff;
}

.catalog-info {
    flex: 1;
    position: relative;
    z-index: 1;
}

.catalog-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 0.75rem;
}

.catalog-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.catalog-size,
.catalog-type {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: #666;
}

.catalog-size svg,
.catalog-type svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

.catalog-description {
    font-size: 0.9rem;
    color: #777;
    margin: 0;
    line-height: 1.6;
}

.catalog-download-btn {
    flex-shrink: 0;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, #0d6b7d 100%);
    color: #fff;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
    box-shadow: 0 4px 16px rgba(17, 136, 158, 0.25);
}

.catalog-download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(17, 136, 158, 0.35);
    color: #fff;
}

.catalog-download-btn svg {
    transition: transform 0.3s ease;
}

.catalog-download-btn:hover svg {
    transform: translateY(3px);
}

/* Files Grid */
.files-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.files-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.file-item {
    background: #fff;
    border: 2px solid #f0f0f0;
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.file-item::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 0;
    height: 100%;
    background: var(--light-primary-color);
    transition: width 0.3s ease;
    z-index: 0;
}

.file-item:hover {
    border-color: var(--primary-color);
    transform: translateX(-5px);
}

.file-item:hover::before {
    width: 100%;
}

.file-item-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--light-primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.file-item:hover .file-item-icon {
    background: var(--primary-color);
}

.file-item-icon svg {
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.file-item:hover .file-item-icon svg {
    color: #fff;
}

.file-item-type {
    position: absolute;
    bottom: 5px;
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.file-item:hover .file-item-type {
    color: #fff;
}

.file-item-info {
    flex: 1;
    position: relative;
    z-index: 1;
}

.file-item-name {
    font-size: 1rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.25rem;
}

.file-item-size {
    font-size: 0.85rem;
    color: #999;
    margin: 0;
}

.file-item-download {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.file-item-download:hover {
    background: var(--primary-color);
    color: #fff;
    transform: scale(1.1);
}

/* Videos Grid */
.videos-wrapper {
    max-width: 1100px;
    margin: 0 auto;
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.video-item {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.4s ease;
}

.video-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 32px rgba(17, 136, 158, 0.15);
}

.video-item-thumbnail {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.video-item-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.video-item:hover .video-item-thumbnail img {
    transform: scale(1.1);
}

.video-item-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.video-item:hover .video-item-overlay {
    opacity: 1;
}

.video-play-btn {
    width: 70px;
    height: 70px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.video-play-btn:hover {
    transform: scale(1.1);
    background: var(--primary-color);
    color: #fff;
}

.video-item-info {
    padding: 1.5rem;
}

.video-item-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.video-item-excerpt {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* ============================================
   Videos Section (Legacy - Keep for backward compatibility)
   ============================================ */
.product-videos-section {
    padding: 5rem 0;
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
}

.video-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.4s ease;
    height: 100%;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 32px rgba(17, 136, 158, 0.15);
}

.video-thumbnail {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.video-card:hover .video-thumbnail img {
    transform: scale(1.1);
}

.video-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.video-card:hover .video-overlay {
    opacity: 1;
}

.play-button {
    width: 70px;
    height: 70px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.play-button:hover {
    transform: scale(1.1);
    background: var(--primary-color);
    color: #fff;
}

.play-button svg {
    padding-right: 3px;
}

.video-info {
    padding: 1.5rem;
}

.video-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.video-excerpt {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* ============================================
   Files Section
   ============================================ */
.product-files-section {
    padding: 5rem 0;
    background: #fff;
}

.file-card {
    background: #fff;
    border: 2px solid #f0f0f0;
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.file-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 0;
    height: 100%;
    background: var(--light-primary-color);
    transition: width 0.3s ease;
    z-index: 0;
}

.file-card:hover::before {
    width: 100%;
}

.file-card:hover {
    border-color: var(--primary-color);
    transform: translateX(-5px);
}

.file-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--light-primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.file-card:hover .file-icon {
    background: var(--primary-color);
}

.file-icon svg {
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.file-card:hover .file-icon svg {
    color: #fff;
}

.file-type {
    position: absolute;
    bottom: 5px;
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.file-card:hover .file-type {
    color: #fff;
}

.file-info {
    flex: 1;
    position: relative;
    z-index: 1;
}

.file-name {
    font-size: 1rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.25rem;
}

.file-size {
    font-size: 0.85rem;
    color: #999;
    margin: 0;
}

.file-download-btn {
    flex-shrink: 0;
    padding: 0.5rem 1rem;
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.file-download-btn:hover {
    background: var(--primary-color);
    color: #fff;
}



/* ============================================
   Related Products Section
   ============================================ */
.related-products-section {
    padding: 5rem 0;
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
}

.related-products-slider {
    padding: 0 0 3rem 0;
}

.related-products-swiper .swiper-slide {
    height: auto;
}

.related-product-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    border: 2px solid #f0f0f0;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: all 0.4s ease;
}

.related-product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(17, 136, 158, 0.15);
    border-color: var(--light-primary-color);
}

.related-product-image {
    aspect-ratio: 1/1;
    overflow: hidden;
}

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

.related-product-card:hover .related-product-image img {
    transform: scale(1.08);
}

.related-product-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.related-product-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.75rem;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.related-product-title a {
    color: inherit;
    text-decoration: none;
}

.related-product-card:hover .related-product-title {
    color: var(--primary-color);
}

.related-product-excerpt {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
    flex: 1;
}

.related-product-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--light-primary-color);
    color: var(--primary-color);
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    margin-top: auto;
}

.related-product-btn:hover {
    background: var(--primary-color);
    color: #fff;
}

.related-product-btn svg {
    flex-shrink: 0;
}

.related-products-slider .swiper-button-next,
.related-products-slider .swiper-button-prev {
    color: var(--primary-color);
    background: #fff;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(17, 136, 158, 0.2);
    border: 2px solid var(--light-primary-color);
}

.related-products-slider .swiper-button-next:hover,
.related-products-slider .swiper-button-prev:hover {
    background: var(--primary-color);
    color: #fff;
}

.related-products-slider .swiper-pagination {
    bottom: 0;
}

.related-products-slider .swiper-pagination-bullet {
    background: #ccc;
    opacity: 0.5;
    width: 10px;
    height: 10px;
}

.related-products-slider .swiper-pagination-bullet-active {
    background: var(--primary-color);
    opacity: 1;
    width: 28px;
    border-radius: 5px;
}

@media (max-width: 767px) {
    .related-products-section {
        padding: 3rem 0;
    }
    
    .related-products-slider .swiper-button-next,
    .related-products-slider .swiper-button-prev {
        display: none;
    }
}

/* ============================================
   Call to Action Section
   ============================================ */
.product-cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #0d6b7d 100%);
}

.cta-card {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    flex-wrap: wrap;
}

.cta-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-icon svg {
    color: #fff;
}

.cta-content {
    flex: 1;
    min-width: 250px;
}

.cta-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
}

.cta-description {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.cta-action {
    flex-shrink: 0;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 991px) {
    .product-gallery-wrapper {
        position: static;
        margin-bottom: 3rem;
    }
    
    .product-main-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
}

@media (max-width: 767px) {
    .product-hero-section {
        padding: 2rem 0;
    }
    
    .product-breadcrumb {
        margin-bottom: 1.5rem;
    }
    
    .product-breadcrumb .breadcrumb {
        font-size: 0.8rem;
    }
    
    .product-main-title {
        font-size: 1.75rem;
    }
    
    .product-excerpt {
        font-size: 1rem;
    }
    
    .product-quick-actions {
        flex-direction: column;
    }
    
    .btn-action {
        width: 100%;
        justify-content: center;
    }
    
    .product-meta-info {
        flex-direction: column;
        gap: 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .product-description-content {
        font-size: 0.95rem;
    }
    
    .product-content-section,
    .product-videos-section,
    .product-files-section,
    .product-cta-section,
    .product-tabs-section {
        padding: 3rem 0;
    }
    
    /* Tabs Responsive */
    .tab-link {
        font-size: 0.9rem;
        padding: 0.875rem 1.25rem;
        gap: 0.5rem;
    }
    
    .tab-link svg {
        width: 18px;
        height: 18px;
    }
    
    .specifications-table th,
    .specifications-table td {
        padding: 1rem;
        font-size: 0.9rem;
    }
    
    .specifications-table th {
        width: 35%;
    }
    
    .catalog-card {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }
    
    .catalog-icon {
        width: 80px;
        height: 80px;
    }
    
    .catalog-title {
        font-size: 1.2rem;
    }
    
    .catalog-meta {
        justify-content: center;
    }
    
    .catalog-download-btn {
        width: 100%;
        justify-content: center;
    }
    
    .files-grid {
        grid-template-columns: 1fr;
    }
    
    .videos-grid {
        grid-template-columns: 1fr;
    }
    
    .file-card {
        flex-wrap: wrap;
        text-align: center;
        justify-content: center;
    }
    
    .file-download-btn {
        width: 100%;
        justify-content: center;
    }
    
    .cta-card {
        padding: 2rem;
        text-align: center;
        justify-content: center;
    }
    
    .cta-title {
        font-size: 1.5rem;
    }
    
    .video-title {
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .product-main-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.35rem;
    }
    
    /* Tabs Mobile */
    .tab-link {
        font-size: 0.85rem;
        padding: 0.75rem 0;
    }
    
    .tab-link svg {
        width: 16px;
        height: 16px;
    }
    
    .specifications-table th,
    .specifications-table td {
        padding: 0.75rem;
        font-size: 0.85rem;
    }
    
    .specifications-table th {
        width: 40%;
    }
    
    .catalog-card {
        padding: 1.5rem;
    }
    
    .catalog-icon {
        width: 70px;
        height: 70px;
    }
    
    .catalog-icon svg {
        width: 36px;
        height: 36px;
    }
    
    .catalog-title {
        font-size: 1.1rem;
    }
    
    .catalog-meta {
        font-size: 0.8rem;
        gap: 1rem;
    }
    
    .catalog-description {
        font-size: 0.85rem;
    }
    
    .catalog-download-btn {
        font-size: 0.9rem;
        padding: 0.875rem 1.5rem;
    }
    
    .file-item {
        padding: 1.25rem;
    }
    
    .file-item-icon {
        width: 50px;
        height: 50px;
    }
    
    .file-item-icon svg {
        width: 28px;
        height: 28px;
    }
    
    .file-item-name {
        font-size: 0.9rem;
    }
    
    .file-item-size {
        font-size: 0.8rem;
    }
    
    .video-item-title {
        font-size: 1rem;
    }
    
    .video-item-excerpt {
        font-size: 0.85rem;
    }
    
    .video-play-btn {
        width: 60px;
        height: 60px;
    }
    
    .video-play-btn svg {
        width: 32px;
        height: 32px;
    }
    
    .cta-icon {
        width: 60px;
        height: 60px;
    }
    
    .cta-icon svg {
        width: 32px;
        height: 32px;
    }
    
    .cta-title {
        font-size: 1.25rem;
    }
    
    .cta-description {
        font-size: 0.9rem;
    }
    .product-tabs-nav {
        flex-wrap: wrap;
    }
    .product-tabs-nav > li{
        flex-grow: 1;
        width: calc(50% - 1rem);
    }
}