/* =========================================
   CSS VARIABLES - CUSTOMIZE YOUR MENU
   ========================================= */

:root {
    --mm-background: #ffffff;
    --mm-foreground: #171717;
    --mm-muted: #f5f5f5;
    --mm-muted-foreground: #9ca3af; /* #737373; */
    --mm-border: #e5e5e5;
    --mm-primary: #171717;
    --mm-destructive: #dc2626;
    --mm-radius: 6px;
    --mm-indent-size: 28px;
    
    /* Level colors */
    --mm-level-0: #3b82f6;  /* Blue */
    --mm-level-1: #8b5cf6;  /* Purple */
    --mm-level-2: #f59e0b;  /* Orange */
}

/* Container */
.menu-manager-list {
    display: flex;
    flex-direction: column;
    gap: 5px;
    min-height: 50px;
}

/* Menu Item */
.menu-manager-item {
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: var(--mm-background);
    border: 1px solid var(--mm-border);
    border-radius: var(--mm-radius);
    cursor: default;
    transition: 
        margin-left 0.25s cubic-bezier(0.25, 1, 0.5, 1),
        background-color 0.2s, 
        border-color 0.2s;
    user-select: none;
}

body:not(.is-dragging) .menu-manager-item:hover {
    background: var(--mm-muted);
}

.menu-manager-item.dragging {
    display: none !important;
}

/* Drag Handle */
.menu-manager-drag-handle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    color: var(--mm-muted-foreground);
    opacity: 0.5;
    transition: opacity 0.15s;
    flex-shrink: 0;
    cursor: grab;
}
.menu-manager-drag-handle:active {
    cursor: grabbing;
}
.menu-manager-item:hover .menu-manager-drag-handle {
    opacity: 1;
}

/* Level Indicator */
.menu-manager-level-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
    transition: background-color 0.15s;
}

.menu-manager-item[data-level="0"] .menu-manager-level-indicator {
    background: var(--mm-level-0);
}

.menu-manager-item[data-level="1"] .menu-manager-level-indicator {
    background: var(--mm-level-1);
}

.menu-manager-item[data-level="2"] .menu-manager-level-indicator {
    background: var(--mm-level-2);
}

/* Item Info */
.menu-manager-item-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.menu-manager-item-label {
    font-size: 13px;
    line-height: 1.25rem;
    font-weight: 400;
    color: var(--mm-foreground);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.menu-manager-item-meta {
    /* font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace; */
    font-size: 12px;
    line-height: 1rem;
    color: var(--mm-muted-foreground);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: flex;
    align-items: center;
    gap: 8px;
}

.menu-manager-item-type {
    background: var(--mm-muted);
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 10px;
    text-transform: uppercase;
    font-weight: 500;
}

/* Action Buttons */
.menu-manager-item-actions {
    display: flex;
    gap: 2px;
    opacity: 0;
    transition: opacity 0.15s;
}

.menu-manager-item:hover .menu-manager-item-actions {
    opacity: 1;
}

.menu-manager-action-btn {
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    border-radius: calc(var(--mm-radius) - 2px);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
    color: var(--mm-muted-foreground);
}

.menu-manager-action-btn:hover {
    background: var(--mm-muted);
    color: var(--mm-foreground);
}

.menu-manager-action-btn.delete:hover {
    background: rgba(220, 38, 38, 0.1);
    color: var(--mm-destructive);
}

.menu-manager-action-btn svg {
    width: 14px;
    height: 14px;
}

/* Add Button */
.menu-manager-add-btn {
    width: 100%;
    padding: 12px;
    margin-top: 12px;
    background: var(--mm-muted);
    border: 1px dashed var(--mm-border);
    border-radius: var(--mm-radius);
    color: var(--mm-muted-foreground);
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

body:not(.is-dragging) .menu-manager-add-btn:hover {
    background: var(--mm-border);
    color: var(--mm-foreground);
}

/* Empty State */
.menu-manager-empty-state {
    padding: 40px 20px;
    text-align: center;
    color: var(--mm-muted-foreground);
    font-size: 13px;
}

/* Drag Placeholder */
.menu-manager-placeholder {
    height: 60px;
    background: var(--mm-muted);
    border: 1px dashed var(--mm-foreground);
    border-radius: var(--mm-radius);
    margin: 4px 0;
    transition: margin-left 0.25s cubic-bezier(0.25, 1, 0.5, 1);
    pointer-events: none;
    box-sizing: border-box;
}

/* Drag Ghost */
.menu-manager-ghost {
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.9;
    transform: rotate(2deg);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    will-change: left, top;
}

/* Disable item transitions during drag to prevent layout thrashing */
body.is-dragging .menu-manager-item {
    transition: none !important;
}

/* Level Legend (optional) */
.menu-manager-level-legend {
    display: flex;
    gap: 16px;
    padding: 12px 16px;
    border-top: 1px solid var(--mm-border);
    background: var(--mm-muted);
}

.menu-manager-legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--mm-muted-foreground);
}

.menu-manager-legend-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.menu-manager-legend-dot.l0 { background: var(--mm-level-0); }
.menu-manager-legend-dot.l1 { background: var(--mm-level-1); }
.menu-manager-legend-dot.l2 { background: var(--mm-level-2); }

/* Loading State */
.menu-manager-loading {
    padding: 40px 20px;
    text-align: center;
    color: var(--mm-muted-foreground);
    font-size: 13px;
}

.menu-manager-loading .spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--mm-border);
    border-top-color: var(--mm-primary);
    border-radius: 50%;
    animation: mm-spin 0.8s linear infinite;
    margin: 0 auto 12px;
}

@keyframes mm-spin {
    to { transform: rotate(360deg); }
}