/* Portfolio Page Specific Styles */
.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--primary-green);
    background: transparent;
    color: var(--primary-green);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-fast);
    font-weight: 500;
}

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

.portfolio-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.portfolio-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-medium);
}

.portfolio-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.portfolio-card-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
}

.portfolio-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.portfolio-card:hover .portfolio-card-image img {
    transform: scale(1.1);
}

.portfolio-card-content {
    padding: var(--spacing-lg);
}

.portfolio-card-content h3 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.portfolio-card-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--accent-green);
}

.portfolio-card-description {
    color: var(--dark-gray);
    opacity: 0.8;
    line-height: 1.6;
}

/* Responsive */
@media (max-width: 768px) {
    .portfolio-filter {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: var(--spacing-sm);
    }

    .portfolio-gallery {
        grid-template-columns: 1fr;
    }
}