/* Bottom dock, left canvas tools, overlay, shared tooltips */

.dock-toggle {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 40;
  transition: left 0.34s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-flex;
  align-items: center;
  gap: var(--chrome-tool-gap);
  padding: var(--chrome-tool-padding) var(--chrome-tool-padding-end);
  border: 1px solid var(--border);
  border-radius: var(--chrome-tool-radius);
  background: var(--dock);
  backdrop-filter: blur(10px);
  box-shadow: var(--chrome-shadow);
  pointer-events: auto;
}

.app-shell.is-chat-open .dock-toggle {
  left: calc((100vw - var(--chat-column-width) - var(--workspace-inset)) / 2);
}

@media (prefers-reduced-motion: reduce) {
  .dock-toggle {
    transition-duration: 0.01ms;
  }
}

.dock-toggle > button,
.dock-toggle > button .material-symbols-outlined {
  cursor: pointer;
}

.canvas-tools {
  --canvas-tool-size: var(--chrome-tool-size);
  --canvas-tool-gap: var(--chrome-tool-gap);
  --canvas-tools-padding-x: var(--chrome-tool-padding);
  --canvas-tools-padding-y: var(--chrome-tool-padding-end);
  position: fixed;
  top: 50%;
  left: 18px;
  transform: translateY(-50%);
  z-index: 40;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  padding: var(--canvas-tools-padding-y) var(--canvas-tools-padding-x);
  border: 1px solid var(--border);
  border-radius: var(--chrome-tool-radius);
  background: var(--dock);
  backdrop-filter: blur(10px);
  box-shadow: var(--chrome-shadow);
  pointer-events: auto;
}

.canvas-tools-create,
.canvas-tools-nav {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--canvas-tool-gap);
}

.canvas-tools-separator {
  align-self: stretch;
  height: 0;
  margin: 6px 2px;
  border: 0;
  border-top: 1px solid var(--border);
}

.canvas-tools-highlight {
  position: absolute;
  top: 0;
  left: 0;
  width: var(--canvas-tool-size);
  height: var(--canvas-tool-size);
  border-radius: var(--chrome-tool-button-radius);
  background: var(--accent-surface);
  transform: translateY(calc(var(--active-index, 0) * (var(--canvas-tool-size) + var(--canvas-tool-gap))));
  transition: transform 0.22s ease;
  pointer-events: none;
}

.canvas-tools button,
.canvas-tools button .material-symbols-outlined {
  cursor: pointer;
}

.canvas-tool {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--canvas-tool-size);
  height: var(--canvas-tool-size);
  min-width: var(--canvas-tool-size);
  min-height: var(--canvas-tool-size);
  padding: 0;
  border: none;
  border-radius: var(--chrome-tool-button-radius);
  color: var(--text);
  background: transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.canvas-tool .material-symbols-outlined {
  font-size: var(--chrome-tool-icon);
  line-height: 1;
}

.canvas-tool:hover {
  background: var(--surface-strong);
  color: var(--accent-strong);
}

.canvas-tool.is-active {
  color: var(--accent-strong);
}

.canvas-tool.is-active:hover {
  background: transparent;
}

.canvas-tool.is-active .material-symbols-outlined {
  font-variation-settings: "FILL" 1;
}

.canvas-tool:focus-visible {
  outline: 1px solid var(--accent-strong);
  outline-offset: 1px;
}

.canvas-tools-options {
  position: absolute;
  left: calc(100% + var(--canvas-tools-padding-x) + 8px);
  top: calc(
    var(--active-index, 0) * (var(--canvas-tool-size) + var(--canvas-tool-gap)) +
      var(--canvas-tool-size) / 2
  );
  transform: translateY(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: var(--chrome-tool-padding-end) var(--chrome-tool-padding);
  border: 1px solid var(--border);
  border-radius: var(--chrome-tool-radius);
  background: var(--dock);
  backdrop-filter: blur(10px);
  box-shadow: var(--chrome-shadow);
}

.canvas-tool-swatch {
  width: 16px;
  height: 16px;
  padding: 0;
  border: 1px solid var(--border-highlight);
  border-radius: 50%;
  cursor: pointer;
}

.canvas-tool-swatch.is-active {
  outline: 2px solid var(--accent-strong);
  outline-offset: 1px;
}

.canvas-tool-size {
  min-width: 22px;
  height: 22px;
  padding: 0 4px;
  border: none;
  border-radius: 999px;
  color: var(--text);
  background: transparent;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.canvas-tool-size:hover {
  background: var(--surface-strong);
  color: var(--accent-strong);
}

.canvas-tool-size.is-active,
.canvas-tool-size.is-active:hover {
  background: var(--accent-surface);
  color: var(--accent-strong);
}

.dock-toggle > button,
.history-toggle,
.profile-toggle,
.prompt-engineer-toggle,
.graphical-assistant-toggle,
.chat-toggle,
.info-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: var(--chrome-tool-size);
  min-height: var(--chrome-tool-size);
  padding: 0;
  border: none;
  border-radius: var(--chrome-tool-button-radius);
  color: var(--text);
  background: transparent;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.canvas-tools [data-tooltip]::before,
.canvas-tools [data-tooltip]::after,
.dock-toggle [data-tooltip]::before,
.dock-toggle [data-tooltip]::after,
.node-header-action[data-tooltip]::before,
.node-header-action[data-tooltip]::after {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.15s ease, visibility 0.15s ease, transform 0.15s ease;
  z-index: 30;
}

.canvas-tools [data-tooltip]::after,
.dock-toggle [data-tooltip]::after,
.node-header-action[data-tooltip]::after {
  content: attr(data-tooltip);
  bottom: calc(100% + 10px);
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--tooltip-bg);
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
  box-shadow: var(--chrome-shadow);
}

.canvas-tools [data-tooltip]::before,
.dock-toggle [data-tooltip]::before,
.node-header-action[data-tooltip]::before {
  content: "";
  bottom: calc(100% + 4px);
  border: 5px solid transparent;
  border-top-color: var(--tooltip-bg);
}

.canvas-tools [data-tooltip]::after {
  left: calc(100% + 10px);
  top: 50%;
  bottom: auto;
  transform: translateY(-50%);
}

.canvas-tools [data-tooltip]::before {
  left: calc(100% + 4px);
  top: 50%;
  bottom: auto;
  transform: translateY(-50%);
  border-top-color: transparent;
  border-right-color: var(--tooltip-bg);
}

.dock-toggle [data-tooltip]:hover::before,
.dock-toggle [data-tooltip]:hover::after,
.dock-toggle [data-tooltip]:focus-visible::before,
.dock-toggle [data-tooltip]:focus-visible::after,
.node-header-action[data-tooltip]:hover::before,
.node-header-action[data-tooltip]:hover::after,
.node-header-action[data-tooltip]:focus-visible::before,
.node-header-action[data-tooltip]:focus-visible::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(-2px);
}

.canvas-tools [data-tooltip]:hover::before,
.canvas-tools [data-tooltip]:hover::after,
.canvas-tools [data-tooltip]:focus-visible::before,
.canvas-tools [data-tooltip]:focus-visible::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(2px);
}

.canvas-tools:has(.canvas-tools-options) [data-tooltip]:hover::before,
.canvas-tools:has(.canvas-tools-options) [data-tooltip]:hover::after,
.canvas-tools:has(.canvas-tools-options) [data-tooltip]:focus-visible::before,
.canvas-tools:has(.canvas-tools-options) [data-tooltip]:focus-visible::after {
  opacity: 0;
  visibility: hidden;
}

.dock-toggle > button .material-symbols-outlined {
  font-size: var(--chrome-tool-icon);
  line-height: 1;
}

.dock-toggle > button:hover {
  background: var(--surface-strong);
  color: var(--accent-strong);
}

.dock-toggle > button:focus-visible {
  outline: 1px solid var(--accent-strong);
  outline-offset: 1px;
}

.dock-toggle > button.is-open,
.dock-toggle > button.is-open:hover {
  background: var(--accent-surface);
  color: var(--accent-strong);
}

.dock-toggle > button.is-open .material-symbols-outlined {
  font-variation-settings: "FILL" 1;
}

.dock-panel-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--dock-overlay-z);
  border: 0;
  padding: 0;
  background: var(--overlay);
  backdrop-filter: blur(4px);
  cursor: pointer;
}