.product-detail-section {
    padding: 80px 0 60px;
    background: var(--bg-color);
    margin-top: 10vh;
    overflow-x: hidden;
    max-width: 100vw;
}

.product-detail-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 40px;
    font-size: 14px;
}

.product-detail-breadcrumb-link {
    color: var(--text-dark-low);
    text-decoration: none;
    transition: color 0.3s ease;
}

.product-detail-breadcrumb-link:hover {
    color: var(--primary-color);
}

.product-detail-breadcrumb-separator {
    color: var(--text-dark-low);
    opacity: 0.5;
}

.product-detail-breadcrumb-current {
    color: var(--primary-color);
    font-weight: 500;
}

.product-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.product-detail-image {
    position: sticky;
    top: 200px;
}

.product-detail-image-slider {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 600px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 12px;
}

.product-detail-image-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 12px;
    background: linear-gradient(135deg, 
        rgba(220, 38, 38, 0.04) 0%, 
        rgba(220, 38, 38, 0.02) 50%, 
        rgba(220, 38, 38, 0.01) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.5s ease;
}

.product-detail-image-container.active {
    opacity: 1;
    transform: translateX(0);
}

.product-detail-image-container:hover {
    background: linear-gradient(135deg, 
        rgba(220, 38, 38, 0.06) 0%, 
        rgba(220, 38, 38, 0.03) 50%, 
        rgba(220, 38, 38, 0.02) 100%);
}

.product-detail-main-image {
    width: auto;
    height: 80%;
    max-width: 80%;
    object-fit: contain;
    transition: transform 0.3s ease;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.1));
}

.product-detail-image-container:hover .product-detail-main-image {
    transform: scale(1.05);
}

.product-detail-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: white;
    background: rgba(220, 38, 38, 0.8);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(220, 38, 38, 0.2);
}

.product-detail-image-nav {
    position: absolute;
    top: 50%;
    left: 16px;
    right: 16px;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    pointer-events: none;
    z-index: 10;
}

.product-detail-nav-btn {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    pointer-events: all;
    backdrop-filter: blur(8px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: relative;
}

.product-detail-nav-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

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

.product-detail-image-dots {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
}

.product-detail-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
}

.product-detail-dot.active {
    background: white;
    transform: scale(1.2);
}

.product-detail-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.product-detail-info {
    padding: 12px 0;
}

.product-detail-category {
    font-size: 11px;
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 8px;
    opacity: 0.8;
}

.product-detail-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
    line-height: 1.2;
}

.product-detail-brand {
    font-size: 1rem;
    color: var(--text-dark-low);
    font-weight: 500;
    margin-bottom: 20px;
    opacity: 0.8;
}

.product-detail-description {
    margin-bottom: 24px;
}

.product-detail-short-desc p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-dark-low);
    margin: 0;
}

.product-detail-long-description {
    margin-bottom: 32px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 8px;
    border: 1px solid rgba(220, 38, 38, 0.08);
}

.product-detail-long-description h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
    margin-top: 0;
}

.product-detail-long-description h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 16px 0 8px 0;
}

.product-detail-long-description p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-dark-low);
    margin-bottom: 12px;
}

.product-detail-long-description ul {
    margin: 0 0 12px 0;
    padding-left: 20px;
}

.product-detail-long-description li {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-dark-low);
    margin-bottom: 4px;
}

.product-detail-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 8px;
    border: 1px solid rgba(220, 38, 38, 0.06);
}

.product-detail-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-dark);
    font-weight: 500;
}

.product-detail-feature i {
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 14px;
}

.product-detail-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.product-detail-contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 12px 20px;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
    text-transform: none;
    letter-spacing: 0.2px;
    width: calc(100% - 36px);
    max-width: 200px;
    justify-content: center;
    box-sizing: border-box;
}

.product-detail-contact-btn:hover {
    background: #b91c1c;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.2);
}

.product-detail-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 12px 20px;
    background: rgba(220, 38, 38, 0.08);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
    border: 1px solid rgba(220, 38, 38, 0.15);
    text-transform: none;
    letter-spacing: 0.2px;
    width: calc(100% - 36px);
    max-width: 200px;
    justify-content: center;
    box-sizing: border-box;
}

.product-detail-back-btn:hover {
    background: rgba(220, 38, 38, 0.12);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.15);
}

.product-detail-related {
    padding: 60px 0 40px;
    background: rgba(255, 255, 255, 0.3);
}

.product-detail-related-title {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 32px;
}

.product-detail-related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 16px;
    box-sizing: border-box;
}

.product-detail-related-item {
    background: rgba(255, 255, 255, 0.8);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid rgba(220, 38, 38, 0.08);
    cursor: pointer;
    backdrop-filter: blur(8px);
}

.product-detail-related-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    background: rgba(255, 255, 255, 0.95);
}

.product-detail-related-image {
    width: 100%;
    height: 160px;
    background: linear-gradient(135deg, 
        rgba(220, 38, 38, 0.03) 0%, 
        rgba(220, 38, 38, 0.01) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-detail-related-image img {
    width: auto;
    height: 65%;
    max-width: 65%;
    object-fit: contain;
    transition: transform 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.05));
}

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

.product-detail-related-info {
    padding: 16px;
    text-align: center;
}

.product-detail-related-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 6px;
    line-height: 1.3;
}

.product-detail-related-brand {
    font-size: 12px;
    color: var(--text-dark-low);
    font-weight: 500;
    opacity: 0.7;
}

@media (max-width: 1200px) {
    .product-detail-section {
        padding: 70px 0 50px;
    }
    
    .product-detail-content {
        gap: 50px;
    }
    
    .product-detail-image-slider {
        max-width: 450px;
        height: 550px;
    }
    
    .product-detail-title {
        font-size: 2.1rem;
    }
    
    .product-detail-related-grid {
        grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
        gap: 18px;
        max-width: 100%;
        padding: 0 16px;
    }
}

@media (max-width: 1024px) {
    .product-detail-section {
        padding: 60px 0 45px;
    }
    
    .product-detail-content {
        gap: 40px;
    }
    
    .product-detail-image-slider {
        max-width: 400px;
        height: 500px;
    }
    
    .product-detail-title {
        font-size: 2rem;
    }
    
    .product-detail-long-description {
        padding: 18px;
    }
    
    .product-detail-features {
        padding: 14px;
    }
}

@media (max-width: 992px) {
    .product-detail-section {
        padding: 55px 0 40px;
    }
    
    .product-detail-content {
        gap: 35px;
    }
    
    .product-detail-image-slider {
        max-width: 380px;
        height: 480px;
    }
    
    .product-detail-title {
        font-size: 1.9rem;
    }
    
    .product-detail-long-description {
        padding: 16px;
    }
    
    .product-detail-related-grid {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
        gap: 16px;
        max-width: 100%;
        padding: 0 16px;
    }
}

@media (max-width: 768px) {
    .product-detail-section {
        padding: 50px 0 35px;
        margin-top: 12vh;
        overflow-x: hidden;
    }
    
    .product-detail-breadcrumb {
        margin-bottom: 30px;
        font-size: 13px;
    }
    
    .product-detail-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .product-detail-image {
        position: static;
    }
    
    .product-detail-image-slider {
        max-width: 350px;
        height: 400px;
    }
    
    .product-detail-image-nav {
        left: 12px;
        right: 12px;
    }
    
    .product-detail-nav-btn {
        width: 32px;
        height: 32px;
    }
    
    .product-detail-nav-btn i {
        font-size: 12px;
    }
    
    .product-detail-title {
        font-size: 1.8rem;
    }
    
    .product-detail-long-description {
        padding: 16px;
    }
    
    .product-detail-features {
        padding: 14px;
    }
    
    .product-detail-actions {
        gap: 10px;
    }
    
    .product-detail-contact-btn,
    .product-detail-back-btn {
        flex: 1;
        justify-content: center;
        padding: 12px 16px;
        width: 100%;
        max-width: none;
    }
    
    .product-detail-related {
        padding: 50px 0 35px;
    }
    
    .product-detail-related-title {
        font-size: 1.5rem;
        margin-bottom: 28px;
    }
    
    .product-detail-related-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 18px;
        max-width: 100%;
        padding: 0 12px;
    }
    
    .product-detail-related-image {
        height: 140px;
    }
    
    .product-detail-related-info {
        padding: 14px;
    }
}

@media (max-width: 576px) {
    .product-detail-section {
        padding: 40px 0 30px;
        margin-top: 11vh;
        overflow-x: hidden;
    }
    
    .product-detail-breadcrumb {
        font-size: 12px;
        margin-bottom: 24px;
        flex-wrap: wrap;
        gap: 6px;
    }
    
    .product-detail-content {
        gap: 24px;
    }
    
    .product-detail-image-slider {
        max-width: 320px;
        height: 360px;
    }
    
    .product-detail-image-nav {
        left: 8px;
        right: 8px;
    }
    
    .product-detail-nav-btn {
        width: 28px;
        height: 28px;
    }
    
    .product-detail-nav-btn i {
        font-size: 11px;
    }
    
    .product-detail-title {
        font-size: 1.7rem;
    }
    
    .product-detail-brand {
        font-size: 0.95rem;
    }
    
    .product-detail-long-description {
        padding: 14px;
    }
    
    .product-detail-long-description h3 {
        font-size: 1.2rem;
    }
    
    .product-detail-long-description h4 {
        font-size: 1.05rem;
    }
    
    .product-detail-features {
        padding: 12px;
        gap: 10px;
    }
    
    .product-detail-feature {
        font-size: 12px;
    }
    
    .product-detail-actions {
        flex-direction: column;
        gap: 8px;
    }
    
    .product-detail-contact-btn,
    .product-detail-back-btn {
        width: 100%;
        padding: 12px 18px;
        font-size: 13px;
        max-width: none;
    }
    
    .product-detail-related {
        padding: 40px 0 30px;
    }
    
    .product-detail-related-title {
        font-size: 1.4rem;
        margin-bottom: 24px;
    }
    
    .product-detail-related-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: 16px;
        max-width: 100%;
        padding: 0 12px;
    }
    
    .product-detail-related-image {
        height: 130px;
    }
    
    .product-detail-related-info {
        padding: 12px;
    }
    
    .product-detail-related-name {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .product-detail-section {
        padding: 32px 0 24px;
        margin-top: 10vh;
        overflow-x: hidden;
    }
    
    .product-detail-breadcrumb {
        font-size: 11px;
        margin-bottom: 20px;
        gap: 4px;
    }
    
    .product-detail-content {
        gap: 20px;
    }
    
    .product-detail-image-slider {
        max-width: 280px;
        height: 320px;
    }
    
    .product-detail-image-nav {
        left: 6px;
        right: 6px;
    }
    
    .product-detail-nav-btn {
        width: 26px;
        height: 26px;
    }
    
    .product-detail-nav-btn i {
        font-size: 10px;
    }
    
    .product-detail-title {
        font-size: 1.5rem;
    }
    
    .product-detail-brand {
        font-size: 0.9rem;
    }
    
    .product-detail-short-desc p {
        font-size: 0.95rem;
    }
    
    .product-detail-long-description {
        padding: 12px;
    }
    
    .product-detail-long-description h3 {
        font-size: 1.1rem;
    }
    
    .product-detail-long-description h4 {
        font-size: 1rem;
    }
    
    .product-detail-long-description p {
        font-size: 0.9rem;
    }
    
    .product-detail-features {
        padding: 10px;
        gap: 8px;
    }
    
    .product-detail-feature {
        font-size: 11px;
    }
    
    .product-detail-contact-btn,
    .product-detail-back-btn {
        padding: 11px 16px;
        font-size: 12px;
        width: 100%;
        max-width: none;
    }
    
    .product-detail-related {
        padding: 32px 0 24px;
    }
    
    .product-detail-related-title {
        font-size: 1.3rem;
        margin-bottom: 20px;
    }
    
    .product-detail-related-grid {
        grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
        gap: 14px;
        max-width: 100%;
        padding: 0 10px;
    }
    
    .product-detail-related-image {
        height: 120px;
    }
    
    .product-detail-related-info {
        padding: 10px;
    }
    
    .product-detail-related-name {
        font-size: 0.9rem;
    }
    
    .product-detail-related-brand {
        font-size: 11px;
    }
}

@media (max-width: 360px) {
    .product-detail-section {
        padding: 28px 0 20px;
        margin-top: 9vh;
        overflow-x: hidden;
    }
    
    .product-detail-breadcrumb {
        font-size: 10px;
        margin-bottom: 16px;
        gap: 3px;
    }
    
    .product-detail-content {
        gap: 16px;
    }
    
    .product-detail-image-slider {
        max-width: 250px;
        height: 280px;
    }
    
    .product-detail-image-nav {
        left: 4px;
        right: 4px;
    }
    
    .product-detail-nav-btn {
        width: 24px;
        height: 24px;
    }
    
    .product-detail-nav-btn i {
        font-size: 9px;
    }
    
    .product-detail-title {
        font-size: 1.3rem;
    }
    
    .product-detail-brand {
        font-size: 0.85rem;
    }
    
    .product-detail-category {
        font-size: 10px;
    }
    
    .product-detail-short-desc p {
        font-size: 0.9rem;
    }
    
    .product-detail-long-description {
        padding: 10px;
    }
    
    .product-detail-long-description h3 {
        font-size: 1rem;
    }
    
    .product-detail-long-description h4 {
        font-size: 0.95rem;
    }
    
    .product-detail-long-description p {
        font-size: 0.85rem;
    }
    
    .product-detail-long-description li {
        font-size: 0.8rem;
    }
    
    .product-detail-features {
        padding: 8px;
        gap: 6px;
    }
    
    .product-detail-feature {
        font-size: 10px;
    }
    
    .product-detail-contact-btn,
    .product-detail-back-btn {
        padding: 10px 14px;
        font-size: 11px;
        width: 100%;
        max-width: none;
    }
    
    .product-detail-related {
        padding: 28px 0 20px;
    }
    
    .product-detail-related-title {
        font-size: 1.2rem;
        margin-bottom: 16px;
    }
    
    .product-detail-related-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: 12px;
        max-width: 100%;
        padding: 0 8px;
    }
    
    .product-detail-related-image {
        height: 110px;
    }
    
    .product-detail-related-info {
        padding: 8px;
    }
    
    .product-detail-related-name {
        font-size: 0.85rem;
    }
    
    .product-detail-related-brand {
        font-size: 10px;
    }
}