/* --- Interactive Certification Gallery --- */
.extra-info-v3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(30rem, 1fr));
    gap: 3rem;
    margin-top: 6rem;
}

.cert-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 2.5rem;
    padding: 4rem 3rem;
    text-align: center;
    transition: all 0.5s cubic-bezier(0.2, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.cert-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
    transform: translateY(-10px);
}

.cert-card i {
    font-size: 4.5rem;
    color: var(--primary);
    margin-bottom: 2.5rem;
    display: inline-block;
    transition: 0.3s;
}

.cert-card:hover i {
    transform: scale(1.1) rotate(10deg);
    filter: drop-shadow(0 0 15px var(--primary-glow));
}

.cert-card h5 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-white);
}

.cert-card p {
    font-size: 1.4rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Decoration inside card */
.cert-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary-dim) 0%, transparent 70%);
    opacity: 0;
    transition: 0.5s;
    pointer-events: none;
}

.cert-card:hover::after {
    opacity: 0.3;
}