.deck-spectrum {
  display: flex; align-items: flex-end; gap: 2px;
  height: 80px; margin-top: 18px;
  padding: 10px; background: var(--ink); border: 2px solid var(--ink);
}
.spec-bar {
  flex: 1; min-height: 3px;
  background: linear-gradient(180deg, var(--pink) 0%, var(--lemon) 50%, var(--green) 100%);
  transition: height 80ms linear;
}