/* ================================
   CATEGORY PAGE STYLES
   Product listing pages for each category
   ================================ */

/* Filter Section */
.filter-section {
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-gray-100);
}

.filter-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-600);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.filter-btn {
    padding: 10px 18px;
    border: 1px solid var(--color-gray-200);
    background: var(--color-white);
    color: var(--color-gray-600);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(26, 68, 112, 0.05);
}

.filter-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.product-item.hidden {
    display: none !important;
}

@media (max-width: 768px) {
    .filter-buttons {
        gap: 8px;
    }
    
    .filter-btn {
        padding: 8px 14px;
        font-size: 0.8125rem;
    }
}

/* Category Hero */
.category-hero {
    position: relative;
    padding: 140px 0 60px;
    background: linear-gradient(135deg, #0a1929 0%, var(--color-primary-dark) 50%, var(--color-primary) 100%);
    color: var(--color-white);
    overflow: hidden;
}

.category-hero-bg {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(74, 159, 212, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 40%);
}

.category-hero .section-container {
    position: relative;
    z-index: 1;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    margin-bottom: var(--space-xl);
    opacity: 0.8;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--color-white);
}

.breadcrumb .current {
    color: var(--color-accent-light);
}

.category-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.category-subtitle {
    font-size: 1.25rem;
    color: var(--color-accent-light);
    margin-bottom: var(--space-lg);
    font-weight: 500;
}

.category-description {
    max-width: 700px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.0625rem;
    line-height: 1.8;
}

/* Products Section */
.category-products {
    padding: var(--space-3xl) 0 var(--space-4xl);
    background: var(--color-off-white);
}

.products-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-gray-200);
}

.products-count {
    font-size: 1.125rem;
    color: var(--color-gray-600);
}

.count-number {
    font-weight: 700;
    color: var(--color-primary);
}

.products-filter {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.products-filter label {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.products-filter select {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    background: var(--color-white);
    color: var(--color-gray-700);
    font-size: 0.875rem;
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

.products-filter select:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-xl);
}

/* Product Item Card */
.product-item {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition-base);
}

.product-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.product-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

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

.product-image {
    aspect-ratio: 4/3;
    background: #ffffff !important;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    border-bottom: 1px solid var(--color-gray-100);
    overflow: hidden;
}

.product-card-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.4s ease;
    display: block;
    background: #ffffff;
}

.product-item:hover .product-card-image {
    transform: scale(1.05);
}

.product-placeholder {
    width: 80px;
    height: 80px;
    color: var(--color-primary);
    opacity: 0.6;
}

.product-placeholder svg {
    width: 100%;
    height: 100%;
}

.product-info {
    padding: var(--space-lg);
}

.product-name {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--color-gray-800);
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

.product-desc {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.product-enquiry {
    display: inline-flex;
    align-items: center;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    transition: all var(--transition-fast);
}

.product-enquiry:hover {
    color: var(--color-primary-dark);
    gap: var(--space-sm);
}

/* Category CTA */
.category-cta {
    padding: var(--space-3xl) 0;
    background: var(--color-white);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    margin-bottom: var(--space-md);
}

.cta-content p {
    color: var(--color-gray-500);
    margin-bottom: var(--space-xl);
    font-size: 1.0625rem;
}

/* Related Categories */
.related-categories {
    padding: var(--space-3xl) 0;
    background: var(--color-off-white);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.related-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition-base);
}

.related-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.related-card svg {
    width: 32px;
    height: 32px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.related-card span {
    font-weight: 500;
    color: var(--color-gray-700);
}

/* Responsive */
@media (max-width: 768px) {
    .category-hero {
        padding: 120px 0 40px;
    }
    
    .products-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .breadcrumb {
        font-size: 0.75rem;
        flex-wrap: wrap;
    }
}

/* ================================
   LARGE SCREEN ENHANCEMENTS (1400px+)
   ================================ */
@media (min-width: 1400px) {
    .category-hero {
        padding: 160px 0 80px;
    }
    
    .category-title {
        font-size: 4.5rem;
    }
    
    .category-description {
        max-width: 800px;
        font-size: 1.125rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
        gap: var(--space-2xl);
    }
    
    .product-info {
        padding: var(--space-xl);
    }
    
    .product-name {
        font-size: 1.125rem;
    }
}

@media (min-width: 1600px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .filter-buttons {
        gap: var(--space-md);
    }
    
    .filter-btn {
        padding: 12px 22px;
        font-size: 0.9375rem;
    }
}

@media (min-width: 1920px) {
    .category-hero {
        padding: 180px 0 100px;
    }
    
    .products-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* ================================
   COMING SOON / WORK IN PROGRESS BANNER
   ================================ */
.coming-soon-banner {
    background: linear-gradient(135deg, #fff9e6 0%, #fff3cc 100%);
    border: 2px dashed var(--color-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-3xl) var(--space-2xl);
    text-align: center;
    margin: var(--space-2xl) 0;
}

.coming-soon-banner .banner-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse-icon 2s infinite;
}

.coming-soon-banner .banner-icon svg {
    width: 40px;
    height: 40px;
    color: white;
}

@keyframes pulse-icon {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.coming-soon-banner h3 {
    font-size: 1.75rem;
    color: var(--color-primary-dark);
    margin-bottom: var(--space-md);
}

.coming-soon-banner p {
    color: var(--color-gray-600);
    font-size: 1.0625rem;
    max-width: 500px;
    margin: 0 auto var(--space-lg);
    line-height: 1.7;
}

.coming-soon-banner .btn {
    margin-top: var(--space-md);
}

@media (max-width: 768px) {
    .coming-soon-banner {
        padding: var(--space-2xl) var(--space-lg);
    }
    
    .coming-soon-banner h3 {
        font-size: 1.5rem;
    }
    
    .coming-soon-banner .banner-icon {
        width: 60px;
        height: 60px;
    }
    
    .coming-soon-banner .banner-icon svg {
        width: 30px;
        height: 30px;
    }
}

/* Active nav state - dark navbar (in hero area) */
.navbar:not(.scrolled) .nav-links a.active {
    color: #ffffff !important;
}

.navbar:not(.scrolled) .nav-links a.active::after {
    width: 100%;
    background: #ffffff;
}

/* Active nav state - white navbar (scrolled) */
.navbar.scrolled .nav-links a.active {
    color: var(--color-primary) !important;
}

.navbar.scrolled .nav-links a.active::after {
    width: 100%;
    background: var(--color-primary);
}

/* Mobile: Ensure active link is always visible (fix white-on-white issue) */
@media (max-width: 768px) {
    .navbar .nav-links a.active,
    .navbar:not(.scrolled) .nav-links a.active {
        color: var(--color-primary) !important;
    }
    
    .navbar:not(.scrolled) .nav-links a.active::after {
        background: var(--color-primary);
    }
}