/* ============================================
   PRODUCT DETAIL PAGE STYLES
   ============================================ */

.product-detail-section {
    max-width: 1400px;
    margin: 20px auto 80px;
    padding: 0 40px;
    background-color: var(--color-primary);
    border-radius: 0;
}

.breadcrumb {
    background: var(--color-primary);
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: var(--spacing-lg);
}

.breadcrumb-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--color-light);
    opacity: 0.7;
}

.breadcrumb a {
    color: var(--color-light);
    opacity: 0.7;
    transition: var(--transition-fast);
}

.breadcrumb a:hover {
    opacity: 1;
    color: var(--color-accent);
}

.breadcrumb span {
    color: var(--color-light);
    opacity: 0.5;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 35px;
    align-items: start;
}

.gallery-container {
    position: sticky;
    top: 120px;
    padding-top: 25px;
}

.main-image {
    position: relative;
    background: var(--color-secondary);
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
    aspect-ratio: 1;
    cursor: crosshair;
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-height: 400px;
}

.main-image .image-wrapper {
    width: 100%;
    height: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    display: block;
    position: relative;
}

/* Image container for all color variants - all images stay in DOM */
.image-wrapper .color-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    /* Anti-flicker CSS - CRITICAL */
    will-change: auto;
    backface-visibility: hidden;
    transform: translateZ(0);
    display: block;
    image-rendering: auto;
    /* Prevent layout shift */
    min-width: 100%;
    min-height: 100%;
    pointer-events: none;
}

.image-wrapper .color-image.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    z-index: 1;
}

.gallery-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(16, 17, 22, 0.8);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    opacity: 0.8;
}

.gallery-nav-btn:hover {
    background: rgba(209, 47, 47, 0.8);
    border-color: var(--color-accent);
    opacity: 1;
}

.gallery-nav-prev {
    left: 16px;
}

.gallery-nav-next {
    right: 16px;
}

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

.gallery-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.gallery-nav-btn:disabled:hover {
    background: rgba(16, 17, 22, 0.8);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-50%);
}

.main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    cursor: pointer;
    aspect-ratio: 1 / 1;
    /* Anti-flicker CSS - CRITICAL */
    will-change: opacity;
    backface-visibility: hidden;
    transform: translateZ(0);
    /* Prevent layout shift */
    min-width: 100%;
    min-height: 100%;
}

.product-badge {
    display: none;
}

.thumbnails {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 0;
    position: relative;
}

/* Thumbnail container - all thumbnails stay in DOM */
.thumbnail {
    background: var(--color-secondary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    aspect-ratio: 1;
    overflow: hidden;
    border: 2px solid transparent;
    position: relative;
}

.thumbnail .thumbnail-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    /* Anti-flicker CSS - CRITICAL */
    will-change: auto;
    backface-visibility: hidden;
    transform: translateZ(0);
    display: block;
    image-rendering: auto;
    /* Prevent layout shift */
    min-width: 100%;
    min-height: 100%;
    pointer-events: none;
}

.thumbnail .thumbnail-image.active {
    opacity: 0.7;
    visibility: visible;
    pointer-events: auto;
    z-index: 1;
}

.thumbnail {
    background: var(--color-secondary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    aspect-ratio: 1;
    overflow: hidden;
    border: 2px solid transparent;
}

.thumbnail:hover,
.thumbnail.active {
    border-color: var(--color-accent);
}

.thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.7;
    transition: opacity 0.3s;
    /* Anti-flicker CSS - CRITICAL */
    will-change: opacity;
    backface-visibility: hidden;
    transform: translateZ(0);
    /* Prevent layout shift */
    min-width: 100%;
    min-height: 100%;
}

.thumbnail:hover .thumbnail-image.active,
.thumbnail.active .thumbnail-image.active {
    opacity: 1;
}

.thumbnail:hover img,
.thumbnail.active img {
    opacity: 1;
}

/* Image Modal */
.image-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(16, 17, 22, 0.98);
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
    overflow: hidden;
}

.image-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.image-modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-modal-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
    /* Anti-flicker CSS - CRITICAL */
    will-change: opacity;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.image-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 48px;
    height: 48px;
    background: rgba(24, 26, 31, 0.9);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10001;
}

.image-modal-close:hover {
    background: rgba(209, 47, 47, 0.8);
    border-color: var(--color-accent);
}

.image-modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    background: rgba(24, 26, 31, 0.9);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10001;
}

.image-modal-nav:hover {
    background: rgba(209, 47, 47, 0.8);
    border-color: var(--color-accent);
}

.image-modal-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.image-modal-nav:disabled:hover {
    background: rgba(24, 26, 31, 0.9);
    border-color: rgba(255, 255, 255, 0.3);
}

.image-modal-prev {
    left: 20px;
}

.image-modal-next {
    right: 20px;
}

/* Prevent body scroll when modal is open */
.body-scroll-lock {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

.product-info {
    padding-top: 25px;
}

.product-info h1 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 20px;
    text-transform: uppercase;
    line-height: 1.1;
    letter-spacing: -0.5px;
    color: var(--color-white);
}

.product-meta {
    display: flex;
    align-items: center;
    gap: 25px;
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.rating {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #fbbf24;
    font-size: 14px;
}

.stock {
    color: #10b981;
    font-weight: 600;
    font-size: 14px;
}

.stock::before {
    content: '●';
    margin-right: 5px;
}

.sku {
    color: var(--color-light);
    opacity: 0.6;
    font-size: 13px;
}

.price-wrapper {
    background: var(--color-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px;
    border-radius: 12px;
    margin-bottom: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.price-left {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.price-main {
    display: flex;
    align-items: baseline;
    gap: 4px;
    color: var(--color-accent);
}

.price-main .excl-text {
    font-size: 11px;
    color: var(--color-light);
    opacity: 0.6;
    font-weight: 400;
    margin-left: 6px;
}

.amount {
    font-size: 36px;
    font-weight: 900;
    line-height: 1;
    font-family: var(--font-primary);
    display: inline-block;
}

.excl-text {
    font-size: 13px;
    color: var(--color-light);
    opacity: 0.7;
    font-weight: 500;
}

.vat-info {
    font-size: 14px;
    color: var(--color-light);
    opacity: 0.7;
    margin-top: 2px;
}

.price-right {
    text-align: right;
}

.stock-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #10b981;
    font-weight: 600;
    font-size: 13px;
    background: rgba(16, 185, 129, 0.1);
    padding: 6px 12px;
    border-radius: 20px;
}

.stock-status::before {
    content: '';
    width: 6px;
    height: 6px;
    background: currentColor;
    border-radius: 50%;
}

.price-section {
    background: var(--color-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.price {
    font-size: 36px;
    font-weight: 900;
    color: var(--color-accent);
    margin-bottom: 4px;
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.price-currency {
    font-size: 24px;
}

.price-vat {
    font-size: 12px;
    color: var(--color-light);
    opacity: 0.7;
    font-weight: 400;
    margin-top: 2px;
}

.price-excl {
    font-size: 11px;
    color: var(--color-light);
    opacity: 0.6;
    margin-top: 2px;
}

.staffel-container {
    margin-bottom: 22px;
}

.staffel-container h3 {
    font-size: 13px;
    text-transform: uppercase;
    color: var(--color-light);
    opacity: 0.7;
    margin-bottom: 18px;
    letter-spacing: 1px;
    font-weight: 700;
}

.staffel-table {
    background: var(--color-secondary);
    border: 2px solid rgba(255, 255, 255, 0.1);
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.staffel-table h3 {
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-white);
}

.staffel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.staffel-card {
    background: var(--color-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 10px;
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.staffel-card:hover {
    border-color: var(--color-light);
    opacity: 0.7;
}

.staffel-card.active {
    background: var(--color-primary);
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px rgba(209, 47, 47, 0.2);
}

.staffel-item {
    background: var(--color-secondary);
    border: 2px solid rgba(255, 255, 255, 0.1);
    padding: 10px 8px;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
    border-radius: 4px;
    min-width: 80px;
}

.staffel-item:hover {
    border-color: var(--color-accent);
    background: var(--color-primary);
}

.staffel-item.active {
    border: 2px solid var(--color-accent) !important;
    background-color: var(--color-primary) !important;
    color: var(--color-white) !important;
    font-weight: bold;
}

.staffel-qty {
    font-size: 12px;
    color: var(--color-light);
    opacity: 0.7;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 2px;
}

.staffel-price {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-white);
}

.staffel-card.active .staffel-price {
    color: var(--color-accent);
}

.selection-area {
    display: flex;
    gap: 20px;
    margin-bottom: 24px;
    align-items: flex-start;
}

.color-selector {
    flex: 1;
    margin-bottom: 0;
}

.color-selector h4 {
    font-size: 13px;
    text-transform: uppercase;
    color: var(--color-light);
    opacity: 0.7;
    margin-bottom: 18px;
    letter-spacing: 1px;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
}

.color-name-display {
    color: var(--color-white);
    font-weight: 600;
}

.color-selected {
    font-size: 12px;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 4px;
}

.color-options {
    display: flex;
    gap: 12px;
}

.color-option {
    position: relative;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    overflow: hidden;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.color-option.active {
    border-color: var(--color-accent);
    border-width: 3px;
}

.color-split {
    display: flex;
    width: 100%;
    height: 100%;
}

.color-half {
    flex: 1;
}


.btn-cart {
    width: 100%;
    padding: 22px;
    background: linear-gradient(135deg, var(--color-accent), #b91c1c);
    color: var(--color-white);
    border: none;
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    cursor: pointer;
    transition: all 0.4s;
    margin-bottom: 10px;
    border-radius: 4px;
    font-family: var(--font-primary);
}

.btn-cart:hover {
    background: linear-gradient(135deg, #b91c1c, var(--color-accent));
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(209, 47, 47, 0.3);
}


.purchase-actions-card {
    background: var(--color-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 26px;
    padding-bottom: 30px;
    margin-bottom: 0;
    position: relative;
    overflow: hidden;
}

.purchase-actions-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), #b91c1c);
}

.purchase-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 22px;
    color: var(--color-white);
    display: flex;
    align-items: center;
    gap: 10px;
}

.purchase-title i {
    color: var(--color-accent);
}

.purchase-section {
    background: var(--color-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 15px;
    position: relative;
    overflow: hidden;
}

.purchase-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), #b91c1c);
}

.purchase-section h4 {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-white);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.purchase-section h4 i {
    color: var(--color-accent);
}

.action-buttons-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    margin-bottom: 24px;
}

.purchase-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

.btn-action {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 14px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 16px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none;
    font-family: var(--font-primary);
}

.btn-whatsapp-action {
    background: #25D366;
    color: var(--color-white);
}

.btn-whatsapp-action:hover {
    background: #1FAF53;
}

.btn-email-action {
    background: var(--color-primary);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-email-action:hover {
    background: var(--color-secondary);
    border-color: rgba(209, 47, 47, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-whatsapp {
    width: 100%;
    padding: 18px;
    background: #25D366;
    color: var(--color-white);
    border: none;
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.3s;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-family: var(--font-primary);
    text-decoration: none;
}

.btn-whatsapp:hover {
    background: #1FAF53;
}

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

.btn-email {
    width: 100%;
    padding: 18px;
    background: var(--color-secondary);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.3s;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-family: var(--font-primary);
    text-decoration: none;
}

.btn-email:hover {
    background: var(--color-secondary);
    border-color: rgba(209, 47, 47, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-email i {
    font-size: 16px;
}

.secondary-purchase-options {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 22px;
}

.secondary-title {
    font-size: 13px;
    color: var(--color-light);
    opacity: 0.7;
    margin-bottom: 16px;
    font-weight: 500;
}

.marketplace-links {
    display: flex;
    gap: 15px;
}

.purchase-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.marketplace-link {
    flex: 1;
    background: var(--color-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 16px;
    border-radius: 8px;
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    color: var(--color-light);
    cursor: pointer;
}

.marketplace-2dehands {
    background: #f39c12;
    border: 1px solid #f39c12;
    color: var(--color-dark);
}

.marketplace-2dehands:hover {
    background: #d68910;
    border-color: #d68910;
    color: var(--color-dark);
}

.marketplace-marktplaats {
    background: #ed8c00;
    border: 1px solid #ed8c00;
    color: #ffffff;
}

.marketplace-marktplaats:hover {
    background: #d17b00;
    border-color: #d17b00;
    color: #ffffff;
}

.marketplace-link:hover {
    transform: translateY(-2px);
}

.marketplace-link i {
    font-size: 12px;
    transition: transform 0.2s;
}

.marketplace-link:hover i {
    transform: translateX(3px);
}

.marketplace-2dehands:hover i {
    color: var(--color-dark);
}

.marketplace-marktplaats:hover i {
    color: #ffffff;
}

.purchase-link {
    padding: 12px;
    text-align: center;
    font-size: 14px;
    color: var(--color-light);
    opacity: 0.8;
    text-decoration: none;
    background: var(--color-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
}

.purchase-link:hover {
    background: var(--color-secondary);
    border-color: rgba(209, 47, 47, 0.3);
    color: var(--color-white);
    opacity: 1;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.purchase-link i {
    font-size: 12px;
    opacity: 0.5;
    transition: transform 0.2s;
}

.purchase-link:hover i {
    transform: translateX(3px);
    opacity: 1;
    color: var(--color-accent);
}

.purchase-link.marktplaats:hover {
    color: #ff6600;
}

.purchase-link.tweedehands:hover {
    color: #ffc107;
}

.desc-box {
    background: var(--color-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 24px;
    border-radius: 8px;
    margin-top: 24px;
}

.desc-box h4 {
    color: var(--color-accent);
    margin-bottom: 12px;
    font-size: 15px;
    font-weight: 700;
}

.desc-box p {
    font-size: 15px;
    color: var(--color-light);
    opacity: 0.8;
    line-height: 1.7;
    font-weight: 500;
}

.usp-section {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding: 60px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin: 60px auto;
    max-width: 1400px;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.usp-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--color-secondary);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.3s;
}

.usp-item:hover {
    border-color: rgba(209, 47, 47, 0.3);
    background: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.usp-icon {
    width: 45px;
    height: 45px;
    background: rgba(209, 47, 47, 0.15);
    color: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 22px;
    border: 1px solid rgba(209, 47, 47, 0.2);
}

.usp-text h5 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--color-white);
    line-height: 1.3;
}

.usp-text p {
    font-size: 12px;
    color: var(--color-light);
    opacity: 0.8;
    line-height: 1.4;
}

.tabs-section {
    margin-top: 80px;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 var(--spacing-md);
    overflow-x: hidden;
    width: 100%;
}

/* Ensure parent containers don't prevent scrolling on mobile */
@media (max-width: 768px) {
    .product-detail-section {
        overflow-x: visible !important;
    }
    
    body {
        overflow-x: hidden;
    }
}

.tab-buttons {
    display: flex;
    gap: 0;
    border-bottom: 3px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 40px;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
    /* Prevent wrapping on all screen sizes */
    flex-wrap: nowrap;
}

.tab-btn {
    background: none;
    border: none;
    color: var(--color-light);
    opacity: 0.7;
    padding: 20px 45px;
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s;
    border-bottom: 3px solid transparent;
    letter-spacing: 0.5px;
    font-family: var(--font-primary);
    /* Prevent wrapping and ensure buttons stay in one line */
    white-space: nowrap;
    flex-shrink: 0;
}

.tab-btn:hover {
    color: var(--color-white);
    background: var(--color-secondary);
    opacity: 1;
}

.tab-btn.active {
    color: var(--color-white);
    border-bottom-color: var(--color-accent);
    background: var(--color-secondary);
    opacity: 1;
}

.tab-content {
    display: none;
    padding-bottom: 25px;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.5s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tab-content h3 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--color-accent);
}

.tab-content p {
    color: var(--color-light);
    opacity: 0.9;
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 15px;
}

.tab-content ul {
    color: var(--color-light);
    opacity: 0.9;
    line-height: 1.8;
    margin-left: 25px;
    margin-bottom: 20px;
}

.tab-content li {
    margin-bottom: 12px;
    position: relative;
    padding-left: 10px;
}

.tab-content li::before {
    content: '▸';
    position: absolute;
    left: -15px;
    color: var(--color-accent);
    font-weight: 700;
}

.specs-table {
    background: var(--color-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.spec-row {
    display: grid;
    grid-template-columns: 1fr 2fr;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.3s ease;
}

.spec-row:hover {
    background: var(--color-primary);
    transform: translateX(4px);
    box-shadow: inset 4px 0 0 var(--color-accent);
}

.spec-row:last-child {
    border-bottom: none;
}

.spec-label {
    background: var(--color-primary);
    padding: 20px 28px;
    font-weight: 700;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--color-accent);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
}

.spec-value {
    padding: 20px 28px;
    color: var(--color-light);
    opacity: 0.95;
    line-height: 1.6;
    font-size: 15px;
    display: flex;
    align-items: center;
}

@media (max-width: 1024px) {
    .product-detail-section {
        padding: 0 40px;
    }
    
    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .gallery-container {
        position: static;
    }
    
    .usp-section {
        grid-template-columns: repeat(2, 1fr);
        padding: 0 40px;
    }
    
    .staffel-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .spec-row {
        grid-template-columns: 1fr;
    }

    .spec-label {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        padding-bottom: 12px;
        margin-bottom: 8px;
    }

    .spec-value {
        padding-top: 0;
    }
}

@media (max-width: 768px) {
    .product-detail-section {
        padding: 0 20px;
    }

    .tabs-section {
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        max-width: 100% !important;
        width: 100vw !important;
        /* Allow horizontal scrolling on mobile */
        overflow-x: visible !important;
        overflow-y: visible !important;
        position: relative;
    }

    .product-info h1 {
        font-size: 28px;
    }

    .amount {
        font-size: 32px;
        line-height: 1;
        font-family: var(--font-primary);
        font-weight: 900;
        display: inline-block;
    }

    .staffel-grid {
        grid-template-columns: repeat(3, minmax(70px, 1fr)) !important;
        gap: 4px !important;
        display: grid !important;
        width: 100% !important;
    }
    
    .staffel-card {
        padding: 6px 2px !important;
        min-width: 70px !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .staffel-qty {
        font-size: clamp(0.65rem, 2vw, 0.75rem) !important;
        margin-bottom: 3px !important;
        line-height: 1.2 !important;
        white-space: nowrap !important;
        min-height: 1.2em !important;
    }
    
    .staffel-price {
        font-size: clamp(0.75rem, 2.5vw, 0.9rem) !important;
        line-height: 1.2 !important;
        white-space: nowrap !important;
        min-height: 1.2em !important;
    }
    
    .staffel-container h3 {
        font-size: clamp(10px, 2.5vw, 12px) !important;
        margin-bottom: 10px !important;
        white-space: nowrap !important;
    }
    
    /* Ensure cards don't wrap - deterministic 3-column layout */
    .staffel-container {
        overflow-x: hidden !important;
        overflow-y: visible !important;
        width: 100% !important;
    }

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

    .gallery-nav-btn {
        width: 40px;
        height: 40px;
    }

    .gallery-nav-btn i {
        font-size: 14px;
    }

    .tab-buttons {
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
        padding-bottom: 8px;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 20px !important;
        padding-right: 20px !important;
        width: 100% !important;
        max-width: 100% !important;
        display: flex !important;
        /* Ensure smooth touch scrolling */
        touch-action: pan-x;
        /* Force horizontal scroll */
        scroll-snap-type: x proximity;
        /* Hide scrollbar for cleaner look */
        scrollbar-width: none; /* Firefox */
        -ms-overflow-style: none; /* IE and Edge */
    }

    /* Hide scrollbar on mobile for cleaner look */
    .tab-buttons::-webkit-scrollbar {
        display: none; /* Chrome, Safari, Opera */
        width: 0;
        height: 0;
        background: transparent;
    }

    .tab-btn {
        padding: 14px 20px !important;
        font-size: 13px !important;
        white-space: nowrap !important;
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
        min-width: max-content !important;
        width: auto !important;
        max-width: none !important;
        letter-spacing: 0.3px !important;
        /* Ensure buttons are touch-friendly */
        min-height: 44px;
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        box-sizing: border-box !important;
        /* Prevent any wrapping */
        word-break: keep-all !important;
        overflow-wrap: normal !important;
        /* Scroll snap for smooth scrolling */
        scroll-snap-align: start;
    }

    .marketplace-links {
        flex-direction: column;
    }

    .specs-table {
        border-radius: 8px;
    }

    .spec-row {
        grid-template-columns: 1fr;
    }

    .spec-label {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        padding: 16px 20px;
        padding-bottom: 10px;
        margin-bottom: 8px;
        font-size: 13px;
    }

    .spec-value {
        padding: 0 20px 16px 20px;
        font-size: 14px;
    }

    .spec-row:hover {
        transform: none;
        box-shadow: none;
        background: var(--color-primary);
    }

    .usp-section {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        padding: 40px 20px;
    }

    .usp-item {
        padding: 20px;
        gap: 15px;
    }

    .usp-icon {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }

    .usp-text h5 {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .usp-section {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 30px 15px;
    }

    .usp-item {
        padding: 18px;
        gap: 12px;
    }

    .tab-buttons {
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
        scrollbar-width: none;
        -ms-overflow-style: none;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        width: 100% !important;
        max-width: 100% !important;
        touch-action: pan-x;
        scroll-snap-type: x proximity;
    }

    .tab-buttons::-webkit-scrollbar {
        display: none;
        width: 0;
        height: 0;
        background: transparent;
    }

    .tab-btn {
        padding: 12px 18px !important;
        font-size: 12px !important;
        white-space: nowrap !important;
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
        letter-spacing: 0.2px !important;
        min-width: max-content !important;
        min-height: 44px;
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        box-sizing: border-box !important;
        word-break: keep-all !important;
        overflow-wrap: normal !important;
    }
}