.product-detail-section {
    padding: 40px 0 80px;
    background: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Product Header */
.product-header {
    margin-bottom: 40px;
}

.product-title-wrapper {
    text-align: center;
}

.product-title {
    font-size: 48px;
    font-weight: 700;
    color: #1e293b;
    margin: 0 0 16px 0;
    letter-spacing: -1px;
    line-height: 1.2;
}

.product-price-header {
    font-size: 32px;
    font-weight: 700;
    color: #085DC5;
    margin: 0;
}

/* Product Specifications (in Description Tab) */
.product-specifications {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.spec-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    border-bottom: 1px solid #e2e8f0;
}

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

.spec-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.spec-left i {
    font-size: 20px;
    color: #085DC5;
    flex-shrink: 0;
}

.spec-label {
    font-size: 16px;
    color: #1e293b;
    font-weight: 500;
}

.spec-value {
    font-size: 16px;
    color: #1e293b;
    font-weight: 600;
}

/* Product Tabs */
.product-tabs-wrapper {
    margin-bottom: 60px;
}

.product-tabs {
    border-bottom: 1px solid #e2e8f0;
    margin-bottom: 0;
    padding: 0;
    display: flex;
    position: relative;
    overflow: visible;
}

.product-tabs .nav-item {
    margin-bottom: -1px;
    flex: 1;
    width: 50%;
}

.product-tabs .nav-link {
    border: none;
    color: #64748b;
    font-size: 16px;
    font-weight: 600;
    padding: 16px 24px;
    background: transparent;
    transition: all 0.3s ease;
    width: 100%;
    text-align: center;
    position: relative;
}

.product-tabs .nav-link:hover {
    color: #085DC5;
}

.product-tabs .nav-link.active {
    color: #085DC5;
    background: transparent !important;
    border: none !important;
    border-bottom: 3px solid #085DC5 !important;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    outline: none !important;
    box-shadow: none !important;
}

.product-tab-content {
    background: #ffffff;
    padding: 32px 0;
    min-height: 200px;
}

/* Product Details */
.product-details {
    background: #ffffff;
}

.product-description {
    margin-bottom: 40px;
}

.description-title {
    font-size: 20px;
    font-weight: 600;
    color: #1e293b;
    margin: 0 0 16px 0;
    padding-bottom: 12px;
    border-bottom: 1px solid #e2e8f0;
}

.description-content {
    font-size: 16px;
    color: #475569;
    line-height: 1.8;
    white-space: pre-wrap;
    text-align: left;
}

/* Address Content */
.product-address-content {
    background: #ffffff;
}

.address-section {
    margin-bottom: 40px;
}

/* Map Section */
.map-section {
    margin-top: 40px;
    margin-bottom: 40px;
}

.product-map {
    width: 100%;
    height: 450px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin-top: 16px;
}

.address-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.address-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 24px;
    background: #f8fafc;
    border-radius: 12px;
}

.address-item i {
    font-size: 24px;
    color: #085DC5;
    flex-shrink: 0;
    margin-top: 4px;
}

.address-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.address-text {
    font-size: 18px;
    font-weight: 600;
    color: #1e293b;
    margin: 0;
    line-height: 1.6;
}

.address-label {
    font-size: 14px;
    color: #64748b;
    display: block;
}

/* Project Section */
.project-section {
    margin-top: 40px;
}

.project-info {
    padding: 24px;
    background: #f8fafc;
    border-radius: 12px;
}

.project-link {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #085DC5;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.project-link:hover {
    color: #064a9a;
    gap: 16px;
}

.project-link i:first-child {
    font-size: 24px;
}

.project-link i:last-child {
    font-size: 18px;
    margin-left: auto;
    transition: transform 0.3s ease;
}

.project-link:hover i:last-child {
    transform: translateX(4px);
}

/* Empty Content */
.empty-content {
    text-align: center;
    padding: 60px 20px;
    color: #64748b;
    font-size: 16px;
}

/* Responsive */
@media (max-width: 768px) {
    .product-detail-section {
        padding: 20px 0 60px;
    }

    .product-title {
        font-size: 32px;
    }

    .product-price-header {
        font-size: 24px;
    }

    .description-content {
        font-size: 15px;
    }

    .product-tabs .nav-link.active {
        border-top: 3px solid #085DC5;
        border-left: 3px solid #085DC5;
        border-right: 3px solid #085DC5;
        border-bottom: 3px solid #085DC5;
        border-top-left-radius: 8px;
        border-top-right-radius: 8px;
    }

    .spec-item {
        padding: 12px 0;
    }

    .spec-left i {
        font-size: 18px;
    }

    .spec-label,
    .spec-value {
        font-size: 14px;
    }

    .address-item {
        padding: 20px;
    }

    .address-text {
        font-size: 16px;
    }

    .product-map {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .product-title {
        font-size: 28px;
    }

    .product-price-header {
        font-size: 20px;
    }

    .product-tabs .nav-link {
        font-size: 14px;
        padding: 12px 16px;
    }

    .product-tabs .nav-link.active {
        border-bottom: 3px solid #085DC5;
        border-top-left-radius: 8px;
        border-top-right-radius: 8px;
    }
}