.page-header {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.77) 0%, rgba(220, 38, 38, 0.9) 100%);
    color: var(--white);
    text-align: center;
}

.page-header h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.25rem;
    opacity: 0.95;
}

.gallery-section {
    padding: 4rem 0;
}

.gallery-filters {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--gray-light);
    background: var(--white);
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    color: var(--dark);
}

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

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.gallery-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.gallery-item img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    padding: 2rem 1.5rem 1.5rem;
    color: var(--white);
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.gallery-overlay p {
    font-size: 0.95rem;
    opacity: 0.9;
}

.loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem;
    color: var(--gray);
    font-size: 1.25rem;
}

.loading i {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: block;
}

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}