/* The deck: song knobs, channel strips, pads, master. */

.deck {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: fit-content(40%) minmax(0, 1fr) auto auto;
  height: 238px;
  background: var(--hb-bg-deep);
  border-top: 1px solid var(--hb-line-soft);
  overflow: hidden;
  transition: height 0.32s var(--hb-ease);
}
.deck-collapsed .deck {
  height: 0;
  border-top-color: transparent;
  visibility: hidden;
  transition: height 0.32s var(--hb-ease), visibility 0s linear 0.32s;
}

.deck__tabs {
  display: none;
}

.panel {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-width: 0;
  padding: 14px var(--hb-gutter) 14px;
  border-right: 1px solid var(--hb-line-soft);
}
.panel:last-child {
  border-right: 0;
}
.panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 18px;
  margin-bottom: 14px;
}
.panel__title {
  color: var(--hb-ink-3);
  white-space: nowrap;
}
.panel__deck {
  color: var(--hb-accent);
}
.panel__note {
  font: 400 10px/1 var(--hb-mono);
  color: var(--hb-ink-4);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.panel__empty {
  max-width: 30ch;
  color: var(--hb-ink-4);
  font-size: 12.5px;
}

.textbtn {
  padding: 4px 8px;
  margin-right: -8px;
  font: 500 10.5px/1 var(--hb-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--hb-ink-4);
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
}
.textbtn:hover {
  color: var(--hb-ink);
  background: var(--hb-raise);
}

.knobs,
.strips {
  display: flex;
  align-items: flex-start;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: thin;
  scrollbar-color: var(--hb-line) transparent;
}
.knobs {
  gap: 10px;
  padding-top: 4px;
}
/* more than four knobs: smaller dials on two rows, scrolling sideways if there are many */
.knobs--many {
  display: grid;
  grid-template-rows: repeat(2, auto);
  grid-auto-flow: column;
  grid-auto-columns: 62px;
  gap: 8px 6px;
  padding-top: 0;
}
.knobs--many .knob__sub {
  display: none;
}
.strips {
  gap: 2px;
  /* fades the edge where more channels continue off to the right */
  padding-right: 20px;
  mask-image: linear-gradient(to right, #000 calc(100% - 20px), transparent);
}

/* ---------- channel strip ---------- */

.strip {
  display: grid;
  justify-items: center;
  gap: 6px;
  width: 52px;
  flex: none;
  padding-top: 2px;
}
.strip__led {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--hb-accent) calc(var(--lv, 0) * 100%), var(--hb-ink-5));
  box-shadow: 0 0 calc(var(--lv, 0) * 9px) var(--hb-accent);
}
.strip__slot {
  display: flex;
  align-items: stretch;
  gap: 2px;
}
/* the track's real audio level, read from its analyser */
.strip__meter {
  position: relative;
  width: 3px;
  border-radius: 2px;
  background: var(--hb-line-soft);
  overflow: hidden;
}
.strip__meter span {
  position: absolute;
  inset: auto 0 0;
  height: calc(var(--m, 0) * 100%);
  background: var(--hb-ink);
  border-radius: 2px;
}
.strip__buttons {
  display: flex;
  gap: 2px;
}
.strip__btn {
  width: 21px;
  height: 20px;
  font: 600 10px/1 var(--hb-mono);
  color: var(--hb-ink-3);
  border: 1px solid var(--hb-line);
  border-radius: 3px;
  transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.strip__btn:hover {
  color: var(--hb-ink);
  border-color: var(--hb-ink-4);
}
.strip__btn--mute[aria-pressed='true'] {
  background: var(--hb-ink);
  border-color: var(--hb-ink);
  color: var(--hb-bg-deep);
}
.strip__btn--solo[aria-pressed='true'] {
  background: var(--hb-accent);
  border-color: var(--hb-accent);
  color: var(--hb-accent-ink);
}
.strip__name {
  width: 100%;
  height: 24px;
  padding: 2px 0 0;
  font: 500 9px/1.2 var(--hb-mono);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  text-align: center;
  color: var(--hb-ink-3);
  overflow: hidden;
  overflow-wrap: anywhere;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.strip__name:hover,
.strip.is-focus .strip__name {
  color: var(--hb-ink);
}
.strip.is-focus .strip__name {
  text-decoration: underline;
  text-decoration-color: var(--hb-accent);
  text-underline-offset: 3px;
}
.strip.is-silent .fader,
.strip.is-silent .strip__name {
  opacity: 0.4;
}
.strip.is-missing .strip__name {
  text-decoration: underline dotted var(--hb-accent);
  text-underline-offset: 3px;
}

/* ---------- pads ---------- */

.pads {
  display: grid;
  grid-template-columns: repeat(3, 62px);
  grid-auto-rows: 56px;
  gap: 6px;
  align-content: start;
}

/* ---------- master ---------- */

.master {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: 10px;
  min-height: 0;
}
.master__knobs {
  display: flex;
  gap: 4px;
}
.mixrow {
  display: flex;
  align-items: center;
  gap: 8px;
}
.mixrow__end {
  font: 600 10.5px/1 var(--hb-mono);
  color: var(--hb-ink-3);
}
.mixrow__fader {
  flex: 1;
  min-width: 90px;
}
.chipbtn {
  padding: 6px 9px;
  border: 1px solid var(--hb-line);
  border-radius: 4px;
  font: 500 10px/1 var(--hb-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--hb-ink-3);
  white-space: nowrap;
  transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.chipbtn:hover {
  color: var(--hb-ink);
  border-color: var(--hb-ink-4);
}
.chipbtn[aria-pressed='true'] {
  background: var(--hb-ink);
  border-color: var(--hb-ink);
  color: var(--hb-bg-deep);
}
.chipbtn--danger:hover {
  color: var(--hb-accent);
  border-color: var(--hb-accent);
}
.chipbtn--go {
  min-width: 72px;
  color: var(--hb-ink);
  border-color: var(--hb-ink-4);
}
.chipbtn--go[aria-pressed='true'] {
  background: var(--hb-accent);
  border-color: var(--hb-accent);
  color: var(--hb-accent-ink);
}
.spectrum {
  display: block;
  width: 100%;
  height: 22px;
  align-self: end;
}
.meter {
  width: 84px;
  height: 3px;
  border-radius: 2px;
  background: var(--hb-line);
  overflow: hidden;
}
.meter span {
  display: block;
  width: calc(var(--level, 0) * 100%);
  height: 100%;
  background: var(--hb-ink);
}
/* the limiter is holding the level down */
.meter.is-limiting span {
  background: var(--hb-accent);
}

/* ---------- small screens: one panel at a time ---------- */

@media (max-width: 1240px) and (min-width: 861px) {
  .panel {
    padding-inline: 14px;
  }
  .pads {
    grid-template-columns: repeat(2, 58px);
    grid-auto-rows: 46px;
    gap: 5px;
  }
}

@media (max-width: 860px), (max-height: 540px) {
  .deck {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr);
    /* never take more than about half of a short screen */
    height: min(270px, max(150px, 48dvh));
  }
  .panel {
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--hb-line) transparent;
  }
  .deck__tabs {
    display: flex;
    gap: 4px;
    padding: 8px var(--hb-gutter) 0;
  }
  .deck__tab {
    flex: 1;
    padding: 10px 0;
    color: var(--hb-ink-4);
    border-bottom: 2px solid var(--hb-line-soft);
  }
  .deck__tab[aria-pressed='true'] {
    color: var(--hb-ink);
    border-bottom-color: var(--hb-accent);
  }
  .panel {
    display: none;
    border-right: 0;
    padding-top: 12px;
  }
  .deck[data-tab='knobs'] .panel--knobs,
  .deck[data-tab='mixer'] .panel--mixer,
  .deck[data-tab='pads'] .panel--pads,
  .deck[data-tab='master'] .panel--master {
    display: grid;
  }
  .panel__head {
    margin-bottom: 10px;
  }
  .knobs {
    gap: 6px;
  }
  .knobs .knob {
    width: 74px;
  }
  .knobs--many .knob {
    width: 62px;
  }
  .strip {
    width: 62px;
  }
  .strip__btn {
    width: 28px;
    height: 26px;
  }
  .pads {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-auto-rows: 64px;
    gap: 8px;
  }
  .master__knobs {
    justify-content: space-between;
  }
  .spectrum {
    height: 18px;
  }
}

/* ---------- short and wide (a phone on its side): stage left, deck right ---------- */

@media (max-height: 540px) and (min-width: 560px) {
  .deck {
    grid-column: 2;
    grid-row: 2 / 4;
    height: auto;
    border-top: 0;
    border-left: 1px solid var(--hb-line-soft);
  }
  .deck-collapsed .deck,
  .is-gallery .deck {
    display: none;
  }
}