.countdown {
    display: grid;
    grid-template-columns: repeat(4, minmax(80px, 1fr));
    gap: 16px;
    text-align: center;
}

.countdown-item {
    background: var(--bg);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,.08);
}

.countdown-item .value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
}

.countdown-item .label {
    margin-top: 8px;
    color: #6b7280;
    font-size: .875rem;
    text-transform: uppercase;
    letter-spacing: .08em;
}

@media (max-width: 640px) {
    .countdown {
        grid-template-columns: repeat(2, 1fr);
    }
}