/* ============================================
   Portfolio Page Specific Styles
   ============================================ */

.portfolio-section {
    padding: 6rem 0;
    background: var(--bg-gray-light);
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 4rem;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 2.5rem;
}

.portfolio-item {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

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

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

.portfolio-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

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

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent, rgba(30, 64, 175, 0.95));
    opacity: 0;
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1.5rem;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    padding: 0.375rem 0.75rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: var(--text-white);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--primary-orange);
    color: var(--text-white);
    border-radius: 8px;
    font-weight: 600;
    align-self: flex-start;
    transition: var(--transition-base);
}

.portfolio-link:hover {
    background: var(--primary-orange-dark);
    gap: 0.75rem;
}

.portfolio-content {
    padding: 2rem;
}

.portfolio-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.portfolio-content > p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.portfolio-results {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.result-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.result-number {
    font-size: 1.75rem;
    font-weight: 900;
    color: var(--primary-orange);
}

.result-label {
    font-size: 0.875rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Responsive */
@media (max-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
}

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

@media (max-width: 480px) {
    .portfolio-content {
        padding: 1.5rem;
    }
    
    .result-number {
        font-size: 1.5rem;
    }
}