/* ===== PRODUCT DETAILS - PROFESSIONAL LAYOUT ===== */
.product-details {
    padding: 60px 0;
    background: #fff;
}

/* === LEFT COLUMN: IMAGE === */
.product-image-box {
    position: sticky;
    top: 120px;
}

.main-image-wrapper {
    background: #f5f5f5;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 15px;
    box-shadow: 0 3px 20px rgba(0,0,0,0.06);
}

.main-product-img {
    width: 100%;
    height: auto;
    display: block;
}

.thumb-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.thumb-item {
    border: 2px solid #ddd;
    border-radius: 8px;
    padding: 8px;
    cursor: pointer;
    transition: all 0.3s;
    background: #fff;
}

.thumb-item:hover,
.thumb-item.active {
    border-color: #00d1f9;
    box-shadow: 0 2px 8px rgba(0,209,249,0.2);
}

.thumb-item img {
    width: 100%;
    height: auto;
    display: block;
}

/* === RIGHT COLUMN: PRODUCT INFO === */
.product-info-box {
    padding-left: 40px;
}

.category-tag {
    display: inline-block;
    background: #00d1f9;
    color: #fff;
    padding: 6px 18px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.product-title {
    font-size: 36px;
    font-weight: 700;
    color: #222;
    margin-bottom: 18px;
    line-height: 1.2;
}

/* Rating */
.rating-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 2px solid #f0f0f0;
}

.rating-wrapper .stars i {
    color: #ffc107;
    font-size: 18px;
    margin-right: 2px;
}

.rating-num {
    font-weight: 700;
    font-size: 16px;
    color: #222;
}

.reviews-text {
    color: #888;
    font-size: 14px;
}

/* Price Row - HORIZONTAL LAYOUT */
.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 12px;
    margin-bottom: 25px;
    border-left: 4px solid #00d1f9;
}

.price-box .price-group {
    display: flex;
    align-items: baseline;
    gap: 15px;
    flex-wrap: wrap;
}

.price-new {
    font-size: 40px;
    font-weight: 800;
    color: #00d1f9;
    line-height: 1;
}

.price-new small {
    font-size: 20px;
    color: #888;
    font-weight: 600;
}

.price-old {
    font-size: 22px;
    color: #999;
    text-decoration: line-through;
}

.save-tag {
    background: #ff5252;
    color: #fff;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 700;
}

/* Stock Badges */
.stock-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 14px;
    white-space: nowrap;
}

.stock-label i {
    font-size: 16px;
}

.stock-available {
    background: #4caf50;
    color: #fff;
}

.stock-low {
    background: #ff9800;
    color: #fff;
}

.stock-out {
    background: #f44336;
    color: #fff;
}

/* Description */
.product-desc {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 2px solid #f0f0f0;
}

.product-desc p {
    color: #555;
    font-size: 15px;
    line-height: 1.8;
    margin: 0;
}

/* Features Grid - 3 COLUMNS */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 35px;
}

.feature-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: #fff;
    border: 2px solid #e8e8e8;
    border-radius: 10px;
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: #00d1f9;
    box-shadow: 0 4px 15px rgba(0,209,249,0.1);
}

.icon-wrap {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #00d1f9 0%, #002c8f 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.icon-wrap i {
    font-size: 22px;
    color: #fff;
}

.feature-info {
    display: flex;
    flex-direction: column;
}

.feature-info strong {
    font-size: 15px;
    font-weight: 700;
    color: #222;
    margin-bottom: 3px;
}

.feature-info span {
    font-size: 13px;
    color: #888;
}

/* Purchase Box - FULL WIDTH */
.purchase-box {
    display: flex;
    align-items: flex-end;
    gap: 15px;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 12px;
    margin-bottom: 30px;
}

/* Quantity Selector */
.quantity-selector {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.quantity-selector label {
    font-weight: 700;
    font-size: 14px;
    color: #222;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.qty-buttons {
    display: flex;
    border: 2px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    background: #fff;
}

.qty-minus,
.qty-plus {
    width: 48px;
    height: 52px;
    border: none;
    background: #f5f5f5;
    color: #00d1f9;
    font-size: 22px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
}

.qty-minus:hover,
.qty-plus:hover {
    background: #00d1f9;
    color: #fff;
}

.qty-minus:active,
.qty-plus:active {
    transform: scale(0.95);
}

#qtyInput {
    width: 70px;
    height: 52px;
    border: none;
    text-align: center;
    font-size: 18px;
    font-weight: 700;
    color: #222;
    background: #fff;
}

/* Add to Cart Button */
.add-to-cart-btn {
    flex: 1;
    height: 62px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 17px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.add-to-cart-btn i {
    font-size: 20px;
}

.add-to-cart-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Wishlist Button */
.wishlist-btn {
    width: 62px;
    height: 62px;
    border: 2px solid #ddd;
    background: #fff;
    color: #888;
    border-radius: 10px;
    cursor: pointer;
    font-size: 22px;
    transition: all 0.3s;
}

.wishlist-btn:hover {
    background: #ff5252;
    border-color: #ff5252;
    color: #fff;
    transform: scale(1.05);
}

/* Benefits Section */
.benefits-section {
    padding: 25px;
    background: #fff;
    border: 2px solid #e8e8e8;
    border-radius: 12px;
}

.benefit-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.benefit-item i {
    font-size: 32px;
    color: #00d1f9;
    width: 40px;
    text-align: center;
    flex-shrink: 0;
}

.benefit-item div {
    display: flex;
    flex-direction: column;
}

.benefit-item strong {
    font-size: 15px;
    font-weight: 700;
    color: #222;
    margin-bottom: 5px;
}

.benefit-item p {
    font-size: 13px;
    color: #666;
    margin: 0;
    line-height: 1.4;
}

/* Tabs */
.tabs-section {
    margin-top: 60px;
    padding-top: 50px;
    border-top: 3px solid #e8e8e8;
}

.tabs-section .nav-tabs {
    border-bottom: 2px solid #e8e8e8;
}

.tabs-section .nav-link {
    color: #666;
    font-weight: 700;
    font-size: 16px;
    padding: 18px 35px;
    border: none;
    border-bottom: 3px solid transparent;
    transition: all 0.3s;
}

.tabs-section .nav-link:hover {
    color: #00d1f9;
}

.tabs-section .nav-link.active {
    color: #00d1f9;
    border-bottom-color: #00d1f9;
}

.tabs-section .tab-content {
    padding: 40px;
    background: #fff;
    min-height: 200px;
}

.specs-table {
    width: 100%;
}

.specs-table tr {
    border-bottom: 1px solid #e8e8e8;
}

.specs-table th,
.specs-table td {
    padding: 18px 20px;
    text-align: left;
}

.specs-table th {
    width: 35%;
    font-weight: 700;
    color: #222;
}

.specs-table td {
    color: #555;
}

/* Related Products */
.related-section {
    margin-top: 60px;
}

.related-section h3 {
    font-size: 32px;
    font-weight: 700;
    color: #222;
    text-align: center;
    margin-bottom: 40px;
}

/* Responsive */
@media (max-width: 1199px) {
    .product-title {
        font-size: 28px;
    }

    .price-new {
        font-size: 32px;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .benefit-row {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 991px) {
    .product-info-box {
        padding-left: 15px;
        margin-top: 40px;
    }

    .product-image-box {
        position: static;
    }
}

@media (max-width: 767px) {
    .price-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

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

    .purchase-box {
        flex-wrap: wrap;
    }

    .quantity-selector {
        width: 100%;
    }

    .add-to-cart-btn {
        width: 100%;
        order: 3;
    }

    .wishlist-btn {
        width: 100%;
        order: 4;
    }
}