.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px;
}

.portfolio-card {
    background: rgba(255,255,255,0.08);
    padding: 65px;
    border-radius: 12px;
    backdrop-filter: blur(15px);
    text-align: center;
    animation: glowPulse 3s infinite;
}

.portfolio-card video {
    width: 100%;
    height: 100%;
    border-radius: 10px;
    margin-bottom: 15px;
}

.portfolio-card h3 {
    margin: 0;
    font-size: 1.5rem;
}