/* =============== DEBUG MENU =============== */

.debug-menu {
  --debug-menu-bg: rgb(22 36 86 / 0.125); /* blue-950 / 12.5% */
  --debug-menu-bg-hover: #162456;         /* blue-950 */
  --debug-menu-alert-bg: #e7000b;         /* red-600 */
  --debug-menu-button-bg-hover: #155dfc;  /* blue-600 */
  --debug-menu-button-bg-active: #1447e6; /* blue-700 */
  --debug-menu-text: white;

  position: fixed;
  right: var(--space-medium);
  bottom: var(--space-medium);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-small);
  padding: var(--space-medium);
  background-color: var(--debug-menu-bg);
  border-radius: calc(var(--radius-card) * 1.5);
  transition: background-color 125ms ease;
}

.debug-menu:hover {
  background-color: var(--debug-menu-bg-hover);
  transition: background-color 250ms ease;
}

/* Docks the menu to the left edge */
.debug-menu.is-docked-left {
  left: var(--space-medium);
  right: auto;
}

/* Expands the menu hover area */
.debug-menu::after {
  content: "";
  position: absolute;
  inset: calc(var(--space-medium) * -1);
  z-index: -1;
}

/* --------------- alert --------------- */

/* Shows the unsaved board alert */
.debug-menu::before {
  content: "⚠️";
  position: absolute;
  right: 0;
  bottom: calc(100% + var(--space-medium));
  padding: var(--space-medium) var(--space-large);
  background-color: var(--debug-menu-alert-bg);
  border-radius: calc(var(--radius-card) * 1.5);
  color: var(--debug-menu-text);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateY(var(--space-medium));
  transition:
    opacity 125ms ease,
    transform 125ms ease,
    padding 250ms ease;
}

.debug-menu.is-docked-left::before {
  left: 0;
  right: auto;
}

.debug-menu.has-unsaved-alert::before {
  pointer-events: auto;
  opacity: 1;
  transform: translateY(0);
}

.debug-menu.has-unsaved-alert:hover::before {
  content: "⚠️ Board is not saved.";
  padding: var(--space-large);
}

/* --------------- button --------------- */

.debug-menu button {
  justify-content: flex-end;
  gap: var(--space-medium);
  width: 100%;
  background-color: transparent;
  color: var(--debug-menu-text);
  text-align: right;
  white-space: nowrap;
  transition: background-color 125ms ease;
}

.debug-menu button:hover {
  background-color: var(--debug-menu-button-bg-hover);
}

.debug-menu button:active {
  background-color: var(--debug-menu-button-bg-active);
}

.debug-menu button:disabled {
  background-color: transparent;
  opacity: 0.25;
  cursor: default;
}

/* Mirrors button layout when docked left */
.debug-menu.is-docked-left button {
  flex-direction: row-reverse;
  text-align: left;
}

/* Hides the dock button for the current side */
.debug-menu:not(.is-docked-left) button[data-action="dock-right"],
.debug-menu.is-docked-left button[data-action="dock-left"] {
  display: none;
}

/* Shows button labels on menu hover */
.debug-menu button::before { content: attr(data-label); display: none; }
.debug-menu:hover button::before { display: inline; }

/* Highlights the active debug mode button */
html.is-debug-mode .debug-menu button[data-action="debug-mode"] {
  background-color: var(--debug-menu-button-bg-hover);
}
html.is-debug-mode .debug-menu button[data-action="debug-mode"]:active {
  background-color: var(--debug-menu-button-bg-active);
}

/* --------------- hr --------------- */

.debug-menu hr {
  width: 100%;
  height: var(--space-medium);
  margin: 0;
  border: 0;
}

/* --------------- debug mode --------------- */

html.is-debug-mode body *:not(.debug-menu):not(.debug-menu *) {
  transition: none !important;
}

html.is-debug-mode body *:not(.debug-menu):not(.debug-menu *):hover {
  outline: 1px solid var(--outline-selected) !important;
  outline-offset: -1px !important;
}

html.is-debug-mode .column-scroll {
  outline: 1px dashed var(--outline-selected) !important;
  outline-offset: -1px !important;
}