.portfolio {
    background: var(--bg-dark);
    position: relative;
}

.portfolio::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(100, 116, 139, 0.4), transparent);
}

.portfolio-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.75rem;
}

.work-card {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(148, 163, 184, 0.3);
    border-radius: 20px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: all var(--transition-smooth);
}

.work-card:hover {
    border-color: rgba(102, 204, 255, 0.6);
    transform: translateY(-6px);
    box-shadow: 0 18px 36px rgba(15, 23, 42, 0.12);
}

.work-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.work-tag {
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: rgba(102, 204, 255, 0.25);
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.work-card h3 {
    color: var(--text-main);
}

.work-card p {
    color: var(--text-secondary);
}

.work-link {
    color: var(--primary-purple);
    font-weight: 600;
}

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