/* Simplified Tech Stack for Slide 20 */
.tech-stack-simplified {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-top: 60px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.tech-category {
    background: var(--background-card);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.tech-category:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.tech-icon {
    font-size: 64px;
    margin-bottom: 20px;
    display: block;
}

.tech-category h4 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.tech-category p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .tech-stack-simplified {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .tech-category {
        padding: 30px 20px;
    }
    
    .tech-icon {
        font-size: 48px;
    }
}