/* ============================================================
   OMNI VALVE 2025 - PRODUCT DETAIL PAGE STYLES
   ============================================================ */

/* ==================== PRODUCT HERO ==================== */
.product-hero {
    padding: 60px 0 80px;
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-white) 100%);
}

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

/* Image Gallery */
.product-gallery {
    position: sticky;
    top: 120px;
}

.gallery-main {
    position: relative;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
    margin-bottom: 16px;
}

.gallery-main img {
    width: 100%;
    height: 400px;
    object-fit: contain;
    padding: 20px;
}

.gallery-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.gallery-thumbs {
    display: flex;
    gap: 12px;
}

.gallery-thumb {
    flex: 1;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid var(--border);
    cursor: pointer;
    transition: all 0.2s;
    padding: 8px;
}

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

.gallery-thumb img {
    width: 100%;
    height: 80px;
    object-fit: contain;
}

/* Product Info */
.product-info {
    padding-top: 10px;
}

.product-category-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent-glow);
    color: var(--accent);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.product-info h1 {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 8px;
    line-height: 1.15;
}

.product-subtitle {
    font-size: 1.25rem;
    color: var(--text-medium);
    margin-bottom: 24px;
}

.product-description {
    font-size: 1.05rem;
    color: var(--text-medium);
    line-height: 1.75;
    margin-bottom: 32px;
}

/* Quick Specs */
.quick-specs {
    background: var(--bg-light);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 32px;
}

.quick-specs-title {
    font-size: 14px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    font-weight: 600;
}

.quick-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.quick-spec {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.quick-spec-icon {
    width: 40px;
    height: 40px;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 16px;
    flex-shrink: 0;
    box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}

.quick-spec-text strong {
    display: block;
    font-size: 15px;
    color: var(--text-dark);
    margin-bottom: 2px;
}

.quick-spec-text span {
    font-size: 13px;
    color: var(--text-medium);
}

/* Action Buttons */
.product-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.product-actions .btn {
    flex: 1;
    min-width: 140px;
    justify-content: center;
}

/* Resources */
.product-resources {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.resource-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s;
}

.resource-link:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.resource-link i {
    font-size: 18px;
    color: var(--accent);
}

/* ==================== SPECIFICATIONS ==================== */
.specifications {
    padding: 80px 0;
    background: var(--bg-white);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.spec-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px;
    transition: all 0.3s;
}

.spec-card:hover {
    border-color: var(--accent);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.spec-card-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-glow);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 20px;
    margin-bottom: 20px;
}

.spec-card h3 {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.spec-list {
    list-style: none;
}

.spec-list li {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

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

.spec-list li span:first-child {
    color: var(--text-medium);
}

.spec-list li span:last-child {
    color: var(--text-dark);
    font-weight: 600;
}

/* ==================== FEATURES ==================== */
.features {
    padding: 80px 0;
    background: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.feature-card {
    background: white;
    border-radius: 12px;
    padding: 32px;
    text-align: center;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.1);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--accent-glow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 26px;
    color: var(--accent);
    transition: all 0.3s;
}

.feature-card:hover .feature-icon {
    background: var(--accent);
    color: white;
    transform: scale(1.1);
}

.feature-card h3 {
    font-size: 1.15rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.feature-card p {
    color: var(--text-medium);
    font-size: 15px;
    line-height: 1.6;
}

/* ==================== ACCESSORIES ==================== */
.accessories {
    padding: 80px 0;
    background: var(--bg-white);
}

.accessories-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.accessory-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px;
    background: var(--bg-light);
    border-radius: 10px;
    transition: all 0.2s;
}

.accessory-item:hover {
    background: white;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

.accessory-icon {
    width: 44px;
    height: 44px;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 18px;
    flex-shrink: 0;
}

.accessory-item:hover .accessory-icon {
    background: var(--accent);
    color: white;
}

.accessory-item span {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 15px;
}

/* ==================== SUPPORT CTA ==================== */
.support-cta {
    padding: 80px 0;
    background: var(--primary);
    position: relative;
    overflow: hidden;
}

.support-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('img/hero-rig.jpg') center/cover no-repeat;
    opacity: 0.08;
}

.support-cta-content {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.support-cta-text h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.25rem);
    color: white;
    margin-bottom: 16px;
}

.support-cta-text p {
    color: rgba(255,255,255,0.8);
    font-size: 1.1rem;
    margin-bottom: 28px;
}

.support-cta-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.support-options-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.support-option-card {
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    text-decoration: none;
    color: white;
    transition: all 0.2s;
}

.support-option-card:hover {
    background: rgba(255,255,255,0.15);
    transform: translateY(-4px);
}

.support-option-card i {
    font-size: 28px;
    color: var(--accent-light);
    margin-bottom: 12px;
    display: block;
}

.support-option-card strong {
    display: block;
    font-size: 15px;
    margin-bottom: 4px;
}

.support-option-card span {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
}

/* ==================== RELATED PRODUCTS ==================== */
.related-products {
    padding: 80px 0;
    background: var(--bg-light);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
}

.related-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all 0.3s;
    text-decoration: none;
}

.related-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.1);
    border-color: var(--accent);
}

.related-image {
    height: 180px;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.related-image img {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
}

.related-body {
    padding: 24px;
}

.related-body h3 {
    font-size: 1.15rem;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.related-body p {
    color: var(--text-medium);
    font-size: 14px;
    margin-bottom: 16px;
}

.related-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent);
    font-weight: 600;
    font-size: 14px;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .product-hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .product-gallery {
        position: static;
    }
    
    .support-cta-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .product-info h1 {
        font-size: 2rem;
    }
    
    .quick-specs-grid {
        grid-template-columns: 1fr;
    }
    
    .product-actions .btn {
        flex: 100%;
    }
    
    .support-options-grid {
        grid-template-columns: 1fr;
    }
}