.kf-countdown{display:grid;gap:.5rem}
.kfcd-label{font-weight:600}
.kfcd-grid{display:grid;grid-template-columns:repeat(4, minmax(0,1fr)); gap:.5rem}
.kfcd-box{display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid #e5e7eb;border-radius:8px;padding:.5rem;background:#fff}
.kfcd-num{font-size:1.5rem;font-weight:700;line-height:1}
.kfcd-unit{font-size:.75rem;color:#666}