/* ========================================
   GALLERY-SPECIFIC STYLES
   ======================================== */

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: var(--text-white);
    text-align: center;
    padding: var(--spacing-xxl) var(--container-padding);
    margin-top: 0;
}

.page-header h1 {
    font-size: clamp(2rem, 6vw, 3rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
}

.page-header p {
    font-size: clamp(1rem, 3vw, 1.25rem);
    opacity: 0.95;
}

/* Filter Buttons */
.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background-color: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--text-dark);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

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

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xxl);
}

/* Gallery Item */
.gallery-item {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 12px var(--shadow-color);
    transition: all var(--transition-normal);
    opacity: 1;
    transform: scale(1);
}

.gallery-item.hidden {
    display: none;
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.gallery-image {
    position: relative;
    width: 100%;
    padding-top: 75%; /* 4:3 Aspect Ratio */
    overflow: hidden;
    background-color: var(--bg-gray);
}

.gallery-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover .gallery-image img {
    transform: scale(1.1);
}

/* Gallery Info */
.gallery-info {
    padding: var(--spacing-md);
}

.gallery-info h3 {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.category-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--primary-light);
    color: var(--text-white);
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-sm);
}

/* Gallery CTA */
.gallery-cta {
    text-align: center;
    padding: var(--spacing-xl);
    background-color: var(--bg-gray);
    border-radius: var(--radius-lg);
}

.gallery-cta h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: var(--font-weight-bold);
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.gallery-cta p {
    font-size: var(--font-size-large);
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
}

/* Fade Animation for Filtering */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.gallery-item.fade-in {
    animation: fadeIn 0.4s ease-out;
}

/* ========================================
   RESPONSIVE BREAKPOINTS
   ======================================== */

/* Tablet (768px+) */
@media (min-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .filter-buttons {
        gap: var(--spacing-md);
    }

    .filter-btn {
        padding: 0.875rem 1.75rem;
    }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Large Desktop (1200px+) */
@media (min-width: 1200px) {
    .gallery-grid {
        gap: var(--spacing-xl);
    }
}