/* ================================================
   MODERN APP LAYOUT - EDIT PANEL
   Professional 3-Column Design
   ================================================ */

/* ================================================
   1. GLOBAL PANEL CONTAINER
   ================================================ */

.edit-panel-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 92vw;
    height: 92vh;
    min-width: 1000px;
    min-height: 700px;
    max-width: 1920px;
    max-height: 1200px;
    background: #1e1e1e;
    border: 1px solid #3e3e3e;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 999999;
    display: flex;
    flex-direction: column;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: #cccccc;
    overflow: hidden;
}

/* ================================================
   2. HEADER BAR
   ================================================ */

.edit-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 48px;
    background: linear-gradient(180deg, #2d2d2d 0%, #252525 100%);
    border-bottom: 1px solid #3e3e3e;
    padding: 0 16px;
    flex-shrink: 0;
}

.edit-title-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.edit-title-icon {
    font-size: 20px;
}

.edit-title-text {
    font-size: 14px;
    font-weight: 600;
    color: #ffffff;
    margin: 0;
}

.edit-title-info {
    font-size: 12px;
    color: #888888;
    margin-left: 8px;
}

.edit-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.edit-header-btn {
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid #3e3e3e;
    border-radius: 4px;
    cursor: pointer;
    color: #cccccc;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.edit-header-btn:hover {
    background: #3e3e3e;
    border-color: #4a9eff;
    color: #ffffff;
}

.edit-close-btn {
    background: #e74c3c;
    border-color: #c0392b;
    color: #ffffff;
}

.edit-close-btn:hover {
    background: #c0392b;
}

/* ================================================
   3. MAIN WORKSPACE (3-COLUMN LAYOUT)
   ================================================ */

.edit-workspace {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* ================================================
   4. LEFT SIDEBAR - TOOLS
   ================================================ */

.edit-toolbar-sidebar {
    width: 70px;
    background: #252525;
    border-right: 1px solid #3e3e3e;
    display: flex;
    flex-direction: column;
    padding: 12px 0;
    gap: 4px;
    overflow-y: auto;
    flex-shrink: 0;
}

.edit-tool-section {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 0 8px;
    margin-bottom: 8px;
}

.edit-tool-section-divider {
    height: 1px;
    background: #3e3e3e;
    margin: 8px 0;
}

.edit-tool-btn {
    width: 54px;
    height: 54px;
    background: #2d2d2d;
    border: 1px solid #3e3e3e;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    transition: all 0.2s;
    position: relative;
}

.edit-tool-btn:hover {
    background: #3e3e3e;
    border-color: #4a9eff;
    transform: translateY(-1px);
}

.edit-tool-btn.active {
    background: #4a9eff;
    border-color: #4a9eff;
    box-shadow: 0 0 10px rgba(74, 158, 255, 0.3);
}

.edit-tool-icon {
    font-size: 24px;
}

.edit-tool-label {
    font-size: 9px;
    color: #888888;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.edit-tool-btn.active .edit-tool-label {
    color: #ffffff;
}

/* ================================================
   5. CENTER - CANVAS AREA
   ================================================ */

.edit-canvas-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #1a1a1a;
    overflow: hidden;
}

.edit-canvas-header {
    height: 40px;
    background: #252525;
    border-bottom: 1px solid #3e3e3e;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
    flex-shrink: 0;
}

.edit-zoom-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.edit-zoom-btn {
    width: 28px;
    height: 28px;
    background: #2d2d2d;
    border: 1px solid #3e3e3e;
    border-radius: 4px;
    cursor: pointer;
    color: #cccccc;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.edit-zoom-btn:hover {
    background: #3e3e3e;
    border-color: #4a9eff;
}

.edit-zoom-display {
    font-size: 12px;
    color: #888888;
    min-width: 60px;
    text-align: center;
}

.edit-view-controls {
    display: flex;
    gap: 8px;
}

.edit-view-toggle {
    padding: 4px 10px;
    background: #2d2d2d;
    border: 1px solid #3e3e3e;
    border-radius: 4px;
    cursor: pointer;
    font-size: 11px;
    color: #cccccc;
    transition: all 0.2s;
}

.edit-view-toggle:hover {
    background: #3e3e3e;
    border-color: #4a9eff;
}

.edit-view-toggle.active {
    background: #4a9eff;
    border-color: #4a9eff;
    color: #ffffff;
}

.edit-canvas-viewport {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    position: relative;
    background: 
        linear-gradient(45deg, #0f0f0f 25%, transparent 25%),
        linear-gradient(-45deg, #0f0f0f 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #0f0f0f 75%),
        linear-gradient(-45deg, transparent 75%, #0f0f0f 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.edit-canvas-wrapper {
    position: relative;
    display: inline-block;
}

.edit-canvas {
    display: block;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    cursor: crosshair;
}

.edit-canvas-grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    opacity: 0.3;
}

/* NAVIGATOR/MINIMAP */
.edit-navigator {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 180px;
    background: #252525;
    border: 1px solid #3e3e3e;
    border-radius: 6px;
    padding: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    z-index: 100;
}

.edit-navigator-title {
    font-size: 10px;
    color: #888888;
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.edit-navigator-content {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    background: #1a1a1a;
    border: 1px solid #3e3e3e;
    border-radius: 3px;
}

.edit-navigator-canvas {
    width: 100%;
    height: 100%;
    display: block;
    cursor: pointer;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

.edit-navigator-viewport {
    position: absolute;
    border: 2px solid #ff4444;
    background: rgba(255, 68, 68, 0.15);
    pointer-events: none;
    box-shadow: 
        0 0 0 1px rgba(0, 0, 0, 0.5),
        inset 0 0 0 1px rgba(255, 255, 255, 0.3);
    z-index: 10;
}

/* ================================================
   6. RIGHT SIDEBAR - PROPERTIES PANEL
   ================================================ */

.edit-properties-panel {
    width: 280px;
    background: #252525;
    border-left: 1px solid #3e3e3e;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    flex-shrink: 0;
}

.edit-prop-section {
    border-bottom: 1px solid #3e3e3e;
    padding: 16px;
}

.edit-prop-section-title {
    font-size: 11px;
    font-weight: 600;
    color: #888888;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.edit-prop-toggle {
    cursor: pointer;
    color: #4a9eff;
    font-size: 12px;
}

/* POSITION PROPERTIES */
.edit-position-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.edit-input-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.edit-input-label {
    font-size: 10px;
    color: #888888;
    text-transform: uppercase;
}

.edit-input-field {
    background: #1e1e1e;
    border: 1px solid #3e3e3e;
    border-radius: 4px;
    padding: 6px 8px;
    color: #cccccc;
    font-size: 12px;
    width: 100%;
    transition: all 0.2s;
}

.edit-input-field:focus {
    outline: none;
    border-color: #4a9eff;
    background: #252525;
}

/* COLOR PICKER */
.edit-color-display {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.edit-color-preview {
    width: 48px;
    height: 48px;
    border: 2px solid #3e3e3e;
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    background: 
        linear-gradient(45deg, #2d2d2d 25%, transparent 25%),
        linear-gradient(-45deg, #2d2d2d 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #2d2d2d 75%),
        linear-gradient(-45deg, transparent 75%, #2d2d2d 75%);
    background-size: 8px 8px;
    background-position: 0 0, 0 4px, 4px -4px, -4px 0px;
}

.edit-color-preview-fill {
    width: 100%;
    height: 100%;
    border-radius: 4px;
}

.edit-color-info {
    flex: 1;
}

.edit-color-hex {
    font-size: 14px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 4px;
}

.edit-color-rgb {
    font-size: 11px;
    color: #888888;
}

.edit-color-picker-input {
    width: 100%;
    height: 32px;
    border: 1px solid #3e3e3e;
    border-radius: 4px;
    cursor: pointer;
    background: #1e1e1e;
}

/* COLOR SWATCHES */
.edit-color-swatches {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 6px;
    margin-top: 12px;
}

.edit-swatch {
    width: 100%;
    aspect-ratio: 1;
    border: 2px solid #3e3e3e;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    background: 
        linear-gradient(45deg, #2d2d2d 25%, transparent 25%),
        linear-gradient(-45deg, #2d2d2d 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #2d2d2d 75%),
        linear-gradient(-45deg, transparent 75%, #2d2d2d 75%);
    background-size: 4px 4px;
    background-position: 0 0, 0 2px, 2px -2px, -2px 0px;
}

.edit-swatch-fill {
    width: 100%;
    height: 100%;
    border-radius: 2px;
}

.edit-swatch:hover {
    border-color: #4a9eff;
    transform: scale(1.1);
}

.edit-swatch.active {
    border-color: #4a9eff;
    box-shadow: 0 0 8px rgba(74, 158, 255, 0.5);
}

/* GRID PROPERTIES */
.edit-checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.edit-checkbox {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: #4a9eff;
}

.edit-checkbox-label {
    font-size: 12px;
    color: #cccccc;
    cursor: pointer;
}

.edit-slider-group {
    margin-top: 12px;
}

.edit-slider {
    width: 100%;
    height: 4px;
    background: #1e1e1e;
    border-radius: 2px;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    margin: 8px 0;
}

.edit-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    background: #4a9eff;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.edit-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: #4a9eff;
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.edit-slider-value {
    font-size: 11px;
    color: #888888;
    text-align: right;
}

/* LAYERS */
.edit-layers-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    max-height: 200px;
    overflow-y: auto;
}

.edit-layer-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    background: #1e1e1e;
    border: 1px solid #3e3e3e;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.edit-layer-item:hover {
    background: #2d2d2d;
    border-color: #4a9eff;
}

.edit-layer-item.active {
    background: #4a9eff;
    border-color: #4a9eff;
}

.edit-layer-visibility {
    font-size: 14px;
    cursor: pointer;
}

.edit-layer-thumbnail {
    width: 32px;
    height: 32px;
    background: #252525;
    border: 1px solid #3e3e3e;
    border-radius: 3px;
    image-rendering: pixelated;
}

.edit-layer-name {
    flex: 1;
    font-size: 12px;
    color: #cccccc;
}

.edit-layer-item.active .edit-layer-name {
    color: #ffffff;
    font-weight: 600;
}

/* ================================================
   7. BOTTOM STATUS BAR
   ================================================ */

.edit-bottom-bar {
    height: 32px;
    background: #252525;
    border-top: 1px solid #3e3e3e;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    font-size: 11px;
    color: #888888;
    flex-shrink: 0;
}

.edit-status-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.edit-status-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.edit-status-icon {
    font-size: 12px;
}

.edit-status-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.edit-undo-redo {
    display: flex;
    gap: 4px;
}

.edit-history-btn {
    width: 24px;
    height: 24px;
    background: transparent;
    border: 1px solid #3e3e3e;
    border-radius: 3px;
    cursor: pointer;
    color: #cccccc;
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.edit-history-btn:hover {
    background: #3e3e3e;
    border-color: #4a9eff;
}

.edit-history-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* ================================================
   8. CUSTOM SCROLLBARS
   ================================================ */

.edit-toolbar-sidebar::-webkit-scrollbar,
.edit-properties-panel::-webkit-scrollbar,
.edit-canvas-viewport::-webkit-scrollbar,
.edit-layers-list::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.edit-toolbar-sidebar::-webkit-scrollbar-track,
.edit-properties-panel::-webkit-scrollbar-track,
.edit-canvas-viewport::-webkit-scrollbar-track,
.edit-layers-list::-webkit-scrollbar-track {
    background: #1e1e1e;
}

.edit-toolbar-sidebar::-webkit-scrollbar-thumb,
.edit-properties-panel::-webkit-scrollbar-thumb,
.edit-canvas-viewport::-webkit-scrollbar-thumb,
.edit-layers-list::-webkit-scrollbar-thumb {
    background: #3e3e3e;
    border-radius: 4px;
}

.edit-toolbar-sidebar::-webkit-scrollbar-thumb:hover,
.edit-properties-panel::-webkit-scrollbar-thumb:hover,
.edit-canvas-viewport::-webkit-scrollbar-thumb:hover,
.edit-layers-list::-webkit-scrollbar-thumb:hover {
    background: #4a9eff;
}

/* ================================================
   9. TOOLTIPS
   ================================================ */

[data-tooltip] {
    position: relative;
}

[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
    padding: 6px 10px;
    background: #2d2d2d;
    border: 1px solid #3e3e3e;
    border-radius: 4px;
    font-size: 11px;
    color: #cccccc;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
    z-index: 1000;
}

[data-tooltip]:hover::before {
    opacity: 1;
}

/* ================================================
   10. ANIMATIONS
   ================================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

.edit-panel-container {
    animation: fadeIn 0.2s ease-out;
}

/* ================================================
   11. MODALS & DIALOGS
   ================================================ */

.edit-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000000;
}

.edit-modal {
    background: #252525;
    border: 1px solid #3e3e3e;
    border-radius: 8px;
    padding: 24px;
    max-width: 500px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.edit-modal-title {
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 16px;
}

.edit-modal-content {
    font-size: 13px;
    color: #cccccc;
    margin-bottom: 20px;
}

.edit-modal-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.edit-modal-btn {
    padding: 8px 16px;
    background: #2d2d2d;
    border: 1px solid #3e3e3e;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    color: #cccccc;
    transition: all 0.2s;
}

.edit-modal-btn:hover {
    background: #3e3e3e;
    border-color: #4a9eff;
}

.edit-modal-btn.primary {
    background: #4a9eff;
    border-color: #4a9eff;
    color: #ffffff;
}

.edit-modal-btn.primary:hover {
    background: #3a8eef;
}

/* ================================================
   12. LOADING STATES
   ================================================ */

.edit-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.edit-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #3e3e3e;
    border-top-color: #4a9eff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.edit-loading-text {
    font-size: 12px;
    color: #888888;
}

/* ================================================
   13. RESPONSIVE ADJUSTMENTS
   ================================================ */

@media (max-width: 1200px) {
    .edit-properties-panel {
        width: 240px;
    }
    
    .edit-toolbar-sidebar {
        width: 60px;
    }
    
    .edit-tool-btn {
        width: 44px;
        height: 44px;
    }
}

@media (max-height: 800px) {
    .edit-header {
        height: 40px;
    }
    
    .edit-bottom-bar {
        height: 28px;
    }
    
    .edit-navigator {
        width: 120px;
        height: 120px;
    }
}

/* ================================================
   14. UTILITY CLASSES
   ================================================ */

.edit-hidden {
    display: none !important;
}

.edit-disabled {
    opacity: 0.5;
    pointer-events: none;
    cursor: not-allowed;
}

.edit-highlight {
    border-color: #4a9eff !important;
    box-shadow: 0 0 8px rgba(74, 158, 255, 0.5) !important;
}

/* ================================================
   15. CONTEXT MENUS
   ================================================ */

.edit-context-menu {
    position: fixed;
    background: #252525;
    border: 1px solid #3e3e3e;
    border-radius: 6px;
    padding: 4px;
    min-width: 180px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    z-index: 1000001;
}

.edit-context-item {
    padding: 8px 12px;
    font-size: 12px;
    color: #cccccc;
    cursor: pointer;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.15s;
}

.edit-context-item:hover {
    background: #3e3e3e;
    color: #ffffff;
}

.edit-context-item.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.edit-context-item.disabled:hover {
    background: transparent;
}

.edit-context-divider {
    height: 1px;
    background: #3e3e3e;
    margin: 4px 0;
}

.edit-context-shortcut {
    margin-left: auto;
    font-size: 10px;
    color: #666666;
}

/* ================================================
   16. ADVANCED TOOL OPTIONS
   ================================================ */

.edit-tool-options {
    position: absolute;
    left: 100%;
    top: 0;
    margin-left: 8px;
    background: #252525;
    border: 1px solid #3e3e3e;
    border-radius: 6px;
    padding: 12px;
    min-width: 200px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.edit-tool-options-title {
    font-size: 11px;
    font-weight: 600;
    color: #888888;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.edit-option-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.edit-option-label {
    font-size: 11px;
    color: #cccccc;
}

.edit-option-value {
    font-size: 11px;
    color: #4a9eff;
    font-weight: 600;
}

/* ================================================
   17. BRUSH/TOOL CURSOR
   ================================================ */

.edit-canvas-viewport.cursor-brush {
    cursor: none;
}

.edit-brush-cursor {
    position: absolute;
    border: 2px solid #4a9eff;
    border-radius: 50%;
    pointer-events: none;
    z-index: 1000;
    box-shadow: 0 0 4px rgba(74, 158, 255, 0.5);
}

/* ================================================
   18. SELECTION OVERLAY
   ================================================ */

.edit-selection-overlay {
    position: absolute;
    border: 2px dashed #4a9eff;
    background: rgba(74, 158, 255, 0.1);
    pointer-events: none;
    animation: dashAnimation 0.5s linear infinite;
}

@keyframes dashAnimation {
    to {
        stroke-dashoffset: -20;
    }
}

/* ================================================
   19. COLOR PALETTE PRESETS
   ================================================ */

.edit-palette-presets {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.edit-palette-preset {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    background: #1e1e1e;
    border: 1px solid #3e3e3e;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.edit-palette-preset:hover {
    background: #2d2d2d;
    border-color: #4a9eff;
}

.edit-palette-preview {
    display: flex;
    gap: 2px;
}

.edit-palette-color {
    width: 14px;
    height: 14px;
    border-radius: 2px;
}

.edit-palette-name {
    font-size: 11px;
    color: #cccccc;
}

/* ================================================
   20. EXPORT OPTIONS PANEL
   ================================================ */

.edit-export-options {
    padding: 16px;
    background: #252525;
    border-top: 1px solid #3e3e3e;
}

.edit-export-format {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.edit-format-btn {
    flex: 1;
    padding: 8px;
    background: #2d2d2d;
    border: 1px solid #3e3e3e;
    border-radius: 4px;
    cursor: pointer;
    font-size: 11px;
    color: #cccccc;
    text-align: center;
    transition: all 0.2s;
}

.edit-format-btn:hover {
    background: #3e3e3e;
    border-color: #4a9eff;
}

.edit-format-btn.active {
    background: #4a9eff;
    border-color: #4a9eff;
    color: #ffffff;
}

.edit-export-btn {
    width: 100%;
    padding: 10px;
    background: linear-gradient(180deg, #5aafff 0%, #4a9eff 100%);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: #ffffff;
    transition: all 0.2s;
}

.edit-export-btn:hover {
    background: linear-gradient(180deg, #6abfff 0%, #5aafff 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(74, 158, 255, 0.4);
}

.edit-export-btn:active {
    transform: translateY(0);
}

/* ================================================
   21. TIP OVERLAY (NAVIGATION HELP)
   ================================================ */

.edit-tip-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000000;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.edit-tip-box {
    background: linear-gradient(135deg, #2d2d2d 0%, #252525 100%);
    border: 2px solid #4a9eff;
    border-radius: 12px;
    padding: 24px 32px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7), 0 0 20px rgba(74, 158, 255, 0.3);
    max-width: 400px;
    text-align: center;
    animation: tipSlideIn 0.3s ease-out;
}

@keyframes tipSlideIn {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.edit-tip-icon {
    font-size: 48px;
    margin-bottom: 16px;
    animation: tipPulse 2s ease-in-out infinite;
}

@keyframes tipPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.edit-tip-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: #ffffff;
    margin: 0 0 16px 0;
}

.edit-tip-content p {
    font-size: 14px;
    color: #cccccc;
    margin: 8px 0;
    text-align: left;
}

.edit-tip-content strong {
    color: #4a9eff;
    font-weight: 600;
}

.edit-tip-close {
    margin-top: 20px;
    padding: 10px 32px;
    background: linear-gradient(180deg, #5aafff 0%, #4a9eff 100%);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: #ffffff;
    transition: all 0.2s;
}

.edit-tip-close:hover {
    background: linear-gradient(180deg, #6abfff 0%, #5aafff 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 158, 255, 0.5);
}

.edit-tip-close:active {
    transform: translateY(0);
}