.stage { height: 150px; display: flex; align-items: center; justify-content: center; }
.coin, .dice { font-size: 5rem; transition: transform 0.1s; }
.spin { animation: tb-spin 0.5s linear; }
@keyframes tb-spin { to { transform: rotateY(720deg); } }
.result-big { font-family: var(--serif); font-size: 2rem; font-weight: 700; color: var(--primary); min-height: 1.4em; margin: 10px 0 16px; }