/* ==========================================================================
   8Bit Audio - Aurora DAW | Teenage Engineering Pocket Controller Dock
   Aesthetic: Pocket Operator / OP-1 Strip, Powder-Coated Chassis,
              Tactile Chiclet Keycaps, Inverted Active Keys with Orange Pips.
   ========================================================================== */

.studio-bottom-dock {
  position: fixed;
  bottom: max(16px, env(safe-area-inset-bottom, 16px));
  left: 50%;
  transform: translateX(-50%);
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px 8px;
  background: var(--te-white);
  border: 1px solid var(--te-black);
  border-radius: var(--radius-xl);
  box-shadow: 
    0 4px 0 var(--te-black),
    0 12px 24px rgba(0, 0, 0, 0.08);
  transition: all var(--transition-fast);
  max-width: calc(100vw - 16px);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.studio-bottom-dock::-webkit-scrollbar {
  display: none;
}

.dock-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 7px 11px;
  min-width: 56px;
  min-height: 44px;
  border-radius: var(--radius-sm);
  background: var(--te-white);
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-family: var(--font-gotham);
  font-size: 0.65rem;
  font-weight: 750;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  outline: none;
  transition: all var(--transition-fast);
  user-select: none;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.dock-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.dock-icon svg {
  width: 18px;
  height: 18px;
  stroke: var(--text-secondary);
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke var(--transition-fast);
}

.dock-label {
  font-size: 0.62rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.dock-shortcut {
  position: absolute;
  top: -8px;
  right: 6px;
  font-size: 0.52rem;
  font-family: var(--font-mono);
  font-weight: 700;
  background: var(--te-white);
  border: 1px solid var(--te-black);
  color: var(--text-primary);
  border-radius: var(--radius-xs);
  padding: 0 4px;
  opacity: 0;
  transform: translateY(2px);
  transition: all var(--transition-fast);
  pointer-events: none;
  box-shadow: 0 1px 0 var(--te-black);
}

.studio-bottom-dock:hover .dock-shortcut {
  opacity: 0.9;
  transform: translateY(0);
}

/* Hover State */
.dock-item:hover {
  color: var(--text-primary);
  background: var(--te-chalk);
  border-color: var(--border-te-light);
}

.dock-item:hover .dock-icon svg {
  stroke: var(--text-primary);
}

/* Active State: Inverted Pitch-Black Keycap with Safety Orange Indicator */
.dock-item.active {
  color: #ffffff;
  background: var(--te-black);
  border-color: var(--te-black);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.4);
}

.dock-item.active .dock-icon svg {
  stroke: #ffffff;
}

.dock-item.active .dock-label {
  color: #ffffff;
  font-weight: 800;
}

/* Safety Orange Activity Dot on Active Key */
.dock-item.active::after {
  content: '';
  position: absolute;
  top: 3px;
  right: 4px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--te-orange);
}

/* Audio Status Pill embedded on Dock end */
.dock-audio-status {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 14px;
  background: var(--te-chalk);
  border: 1px solid var(--border-te-mid);
  border-radius: var(--radius-full);
  margin-left: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dock-audio-status:hover {
  background: var(--te-sand);
  border-color: var(--te-black);
}

.dock-audio-wave {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 13px;
}

.dock-audio-bar {
  width: 2.5px;
  background: var(--te-green);
  border-radius: 2px;
  height: 35%;
  transition: height 0.1s ease;
}

.dock-audio-status.playing .dock-audio-bar:nth-child(1) { animation: soundBar 0.7s ease-in-out infinite alternate; }
.dock-audio-status.playing .dock-audio-bar:nth-child(2) { animation: soundBar 1.0s ease-in-out infinite alternate 0.2s; }
.dock-audio-status.playing .dock-audio-bar:nth-child(3) { animation: soundBar 0.8s ease-in-out infinite alternate 0.4s; }
.dock-audio-status.playing .dock-audio-bar:nth-child(4) { animation: soundBar 1.1s ease-in-out infinite alternate 0.1s; }

@keyframes soundBar {
  0% { height: 20%; }
  100% { height: 100%; }
}

.dock-audio-text {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Responsive Dock */
@media (max-width: 768px) {
  .studio-bottom-dock {
    bottom: max(10px, env(safe-area-inset-bottom, 10px));
    padding: 4px;
    gap: 3px;
  }
  .dock-item {
    padding: 6px 7px;
    min-width: 48px;
    min-height: 44px;
  }
  .dock-icon svg {
    width: 17px;
    height: 17px;
  }
  .dock-label {
    font-size: 0.58rem;
  }
  .dock-audio-status {
    display: none;
  }
  .dock-shortcut {
    display: none !important;
  }
}

@media (max-width: 480px) {
  .studio-bottom-dock {
    bottom: max(8px, env(safe-area-inset-bottom, 8px));
    padding: 3px 5px;
    gap: 2px;
    max-width: calc(100vw - 12px);
  }
  .dock-item {
    min-width: 38px;
    min-height: 44px;
    padding: 6px 4px;
    flex-shrink: 0;
  }
  .dock-label {
    display: none;
  }
  .dock-icon svg {
    width: 19px;
    height: 19px;
  }
}