.acid-seq-face {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  height: 100%;
  min-height: 0;
  padding: 6px;
  box-sizing: border-box;
  overflow: hidden;
  pointer-events: auto;
  border: 1px solid rgba(243, 241, 236, 0.12);
  border-radius: 6px;
  background:
    linear-gradient(180deg, rgba(120, 220, 160, 0.08), transparent 42%),
    #080a0c;
  color: #f3f1ec;
  font: 700 0.62rem/1 "Cascadia Mono", Consolas, monospace;
}

.acid-seq-rotate {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.acid-seq-rotate-label {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(243, 241, 236, 0.55);
}

.acid-seq-arrow {
  width: 1.8rem;
  height: 1.3rem;
  border: 1px solid rgba(243, 241, 236, 0.2);
  border-radius: 4px;
  background: #12161a;
  color: #f3f1ec;
  cursor: pointer;
}

.acid-seq-rnd {
  width: auto;
  min-width: 2.2rem;
  padding: 0 0.35rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.acid-seq-grid {
  display: grid;
  gap: 2px;
  min-height: 0;
  overflow: auto;
  align-content: start;
}

.acid-seq-label {
  display: flex;
  align-items: center;
  color: rgba(243, 241, 236, 0.55);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.acid-seq-note {
  justify-content: flex-end;
  padding-right: 4px;
}

.acid-seq-cell,
.acid-seq-key {
  min-height: 0.95rem;
  border: 1px solid rgba(243, 241, 236, 0.12);
  border-radius: 2px;
  background: #12161a;
  color: #f3f1ec;
  padding: 0;
  cursor: pointer;
}

.acid-seq-key.is-black {
  background: #1c2430;
}

.acid-seq-cell.is-on,
.acid-seq-key.is-on {
  background: #d7ffe8;
  color: #08110c;
  border-color: #d7ffe8;
}

.acid-seq-cell.is-tie {
  background: #9ad7ff;
  color: #081018;
  border-color: #9ad7ff;
}

.acid-seq-cell.is-playhead,
.acid-seq-key.is-playhead {
  outline: 1px solid #f3f1ec;
  outline-offset: -1px;
}