/* ==========================================================================
   dock.css — left vertical macOS-style dock
   ========================================================================== */

#left-dock {
  position: fixed;
  left: 0;
  top: var(--menubar-h);
  bottom: var(--taskbar-h);
  width: var(--dock-w);
  z-index: var(--z-dock);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 0;
}

.dock-track {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 12px 8px;
  border-radius: var(--radius-xl);
  max-height: calc(100% - 16px);
  overflow-y: auto;
  overflow-x: visible;
  scrollbar-width: none;
}
.dock-track::-webkit-scrollbar {
  display: none;
}

.dock-item {
  position: relative;
  flex-shrink: 0;
  width: var(--dock-base, 50px);
  height: var(--dock-base, 50px);
  border: none;
  background: var(--surface-1);
  border-radius: var(--radius-md);
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--dur-fast) var(--ease-out-back), width var(--dur-fast) var(--ease-out), height var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
  will-change: transform;
}
.dock-item:hover,
.dock-item.magnified {
  background: var(--surface-2);
}

.dock-item img {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-md);
  object-fit: cover;
  pointer-events: none;
}

.dock-item .dock-active-dot {
  position: absolute;
  left: -8px;
  top: 50%;
  transform: translateY(-50%) scale(0);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent);
  transition: transform var(--dur-fast) var(--ease-out-back);
}
.dock-item.running .dock-active-dot {
  transform: translateY(-50%) scale(1);
}
.dock-item.focused {
  box-shadow: 0 0 0 2px var(--accent-soft) inset;
}

.dock-divider {
  width: 60%;
  height: 1px;
  background: var(--border-1);
  margin: 2px 0;
  flex-shrink: 0;
}

.dock-tooltip {
  position: fixed;
  left: calc(var(--dock-w) + 6px);
  transform: translateY(-50%) translateX(-6px);
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  color: var(--text-0);
  font-size: 12px;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  box-shadow: var(--shadow-sm);
  transition: opacity var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
  z-index: var(--z-dock);
}
.dock-tooltip.show {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

[data-reduce-motion="true"] .dock-item,
[data-reduce-motion="true"] .dock-active-dot,
[data-reduce-motion="true"] .dock-tooltip {
  transition: none;
}