/* ==================================================================
   RICH TEXT EDITOR - BLOCK HANDLES
   ================================================================== */

.block-handle {
    position: absolute;
    left: -48px;
    top: 2px;
    display: flex;
    align-items: center;
    gap: 2px;
    opacity: 0;
    transition: opacity var(--duration-fast) var(--ease-in-out);
    z-index: var(--z-layer-menu);
    pointer-events: auto;
}

/* Show on block hover, handle hover, or selection */
.editor-block:hover > .block-handle,
.editor-block.selected > .block-handle,
.block-handle:hover {
    opacity: 1;
}

/* Keep visible while hovering over handle or its buttons */
.block-handle:hover,
.block-handle-drag:hover,
.block-handle-delete:hover {
    opacity: 1 !important;
}

.block-handle-drag,
.block-handle-delete {
    width: 20px;
    height: 20px;
    padding: 2px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-tertiary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--duration-fast) var(--ease-in-out);
}

.block-handle-drag:hover {
    background: var(--bg-hover);
    color: var(--text-secondary);
    cursor: grab;
}

.block-handle-drag:active {
    cursor: grabbing;
}

.block-handle-delete:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-red-text);
}

/* Delete button visible on block hover alongside drag handle */
.block-handle-delete {
    display: flex;
}

/* Dragging state */
.editor-block.dragging {
    opacity: 0.4;
}

/* Drop indicator line (Notion-style) */
.block-drop-indicator {
    position: absolute;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-blue);
    border-radius: var(--radius-sm);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--duration-fast) var(--ease-in-out);
    z-index: calc(var(--z-layer-menu) + 1);
}

.block-drop-indicator.visible {
    opacity: 1;
}

/* Indicator endpoints */
.block-drop-indicator::before,
.block-drop-indicator::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 6px;
    height: 6px;
    background: var(--accent-blue);
    border-radius: var(--radius-circle);
    transform: translateY(-50%);
}

.block-drop-indicator::before {
    left: -3px;
}

.block-drop-indicator::after {
    right: -3px;
}

/* Custom drag preview */
.block-drag-preview {
    display: flex;
    align-items: center;
    gap: 8px;
    max-width: 300px;
    background: var(--bg-primary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    padding: 8px 12px;
    box-shadow: var(--shadow-dropdown);
    font-size: var(--font-size-14);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    pointer-events: none;
    z-index: calc(var(--z-layer-modal) + 1);
}

.block-drag-preview .preview-icon {
    flex-shrink: 0;
    width: 20px;
    text-align: center;
    color: var(--text-tertiary);
    font-size: var(--font-size-12);
}

.block-drag-preview .preview-text {
    color: var(--text-primary);
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
}