/* ==========================================================================
   ToggleButtonGroup - Groups multiple ToggleButtons into a unified control
   ========================================================================== */

/* Base styles */
.toggle-button-group {
  @apply inline-flex h-auto w-fit items-center justify-center gap-0;
}

/* ==========================================================================
   Orientation variants
   ========================================================================== */

.toggle-button-group--horizontal {
  @apply flex-row;
}

.toggle-button-group--vertical {
  @apply flex-col;
}

/* ==========================================================================
   Full width modifier
   ========================================================================== */

.toggle-button-group--full-width {
  @apply w-full;
}

/* ==========================================================================
   Attached mode (default) - buttons connected with dividers
   ========================================================================== */

/* Remove border radius from all toggle buttons in attached group */
.toggle-button-group .toggle-button {
  @apply rounded-none;
}

/* Apply border radius to first button (start edge) */
.toggle-button-group--horizontal .toggle-button:first-child {
  @apply rounded-s-3xl;
}

/* Apply border radius to last button (end edge) */
.toggle-button-group--horizontal .toggle-button:last-child {
  @apply rounded-e-3xl;
}

/* If only one button, apply both rounded edges */
.toggle-button-group--horizontal .toggle-button:first-child:last-child {
  @apply rounded-3xl;
}

/* Apply border radius to first button (top edge) in vertical */
.toggle-button-group--vertical .toggle-button:first-child {
  @apply rounded-t-3xl;
}

/* Apply border radius to last button (bottom edge) in vertical */
.toggle-button-group--vertical .toggle-button:last-child {
  @apply rounded-b-3xl;
}

/* If only one button in vertical, apply all rounded edges */
.toggle-button-group--vertical .toggle-button:first-child:last-child {
  @apply rounded-3xl;
}

/* Remove scale transform on active/pressed state for buttons in group */
.toggle-button-group .toggle-button:active,
.toggle-button-group .toggle-button[data-pressed="true"] {
  transform: none;
}

/* Override focus ring to use inset style so it stays within button bounds */
.toggle-button-group .toggle-button:focus-visible:not(:focus),
.toggle-button-group .toggle-button[data-focus-visible="true"] {
  --tw-ring-offset-width: 0px;
  @apply ring-inset;
}

/* Full width: stretch each toggle button */
.toggle-button-group--full-width .toggle-button {
  @apply flex-1;
}

/* ==========================================================================
   Separator (compound component)
   ========================================================================== */

.toggle-button-group__separator {
  @apply rounded-sm bg-current opacity-15;
  position: absolute;
  pointer-events: none;

  /**
   * Transitions
   * CRITICAL: motion-reduce must be AFTER transition for correct override specificity
   */
  transition: opacity 150ms var(--ease-smooth);
  @apply motion-reduce:transition-none;

  /* Horizontal orientation - vertical divider */
  .toggle-button-group--horizontal & {
    inset-inline-start: -1px;
    top: 25%;
    width: 1px;
    height: 50%;
  }

  /* Vertical orientation - horizontal divider */
  .toggle-button-group--vertical & {
    inset-inline-start: 25%;
    top: -1px;
    width: 50%;
    height: 1px;
  }
}

/* ==========================================================================
   Detached mode - buttons separated with gaps
   ========================================================================== */

.toggle-button-group--detached {
  @apply gap-1;
}

/* Restore border radius in detached mode */
.toggle-button-group--detached .toggle-button {
  @apply rounded-3xl;
}

/* Hide separators in detached mode */
.toggle-button-group--detached .toggle-button-group__separator {
  display: none;
}
