/* Image Editor Styles */
.panel-section{background:#fff;border:1px solid #e2e8f0;border-radius:10px;overflow:hidden}
.panel-section-header{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;cursor:pointer;user-select:none;border-bottom:1px solid transparent;transition:border-color .15s}
.panel-section-header:hover{background:rgba(0,0,0,.02)}
.panel-section-header h3{font-size:11px;font-weight:600;margin:0;color:#64748b;text-transform:uppercase;letter-spacing:.5px}
.panel-section-header .chevron{width:14px;height:14px;color:#94a3b8;transition:transform .2s}
.panel-section.open .panel-section-header{border-bottom-color:#e2e8f0}
.panel-section.open .panel-section-header .chevron{transform:rotate(180deg)}
.panel-section-body{padding:10px 12px;display:none}
.panel-section.open .panel-section-body{display:block}

.tool-btn{border:2px solid #e2e8f0;border-radius:8px;transition:all .15s;display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 4px;cursor:pointer;background:#fff;color:#64748b}
.tool-btn:hover{border-color:#93c5fd;color:#2563eb}
.tool-btn.active{border-color:#2563eb;background:#eff6ff;color:#2563eb}
.tool-btn:disabled{opacity:.4;cursor:default;pointer-events:none}

/* Editor Workspace */
#editor-workspace{flex:1;display:flex;min-height:600px;overflow:hidden}
#editor-left{width:272px;min-width:240px;border-right:1px solid #e2e8f0;display:flex;flex-direction:column;overflow:hidden;flex-shrink:0;background:#fafbfc}
#editor-center{flex:1;display:flex;flex-direction:column;min-width:0;position:relative;overflow:hidden}
#editor-right{width:260px;min-width:220px;border-left:1px solid #e2e8f0;display:flex;flex-direction:column;overflow:hidden;flex-shrink:0;background:#fafbfc}
#editor-left-scroll, #editor-right-scroll{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:10px}

/* Upload Area */
.img-upload-area{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 16px;border:2px dashed #e2e8f0;border-radius:10px;background:#f8fafc;cursor:pointer;transition:border-color .2s,background .2s;text-align:center;gap:8px}
.img-upload-area:hover{border-color:#2563eb;background:rgba(37,99,235,.04)}
.img-upload-area.dragover{border-color:#2563eb;background:rgba(37,99,235,.08);box-shadow:0 0 0 3px rgba(37,99,235,.1)}
.img-upload-icon{width:32px;height:32px;color:#2563eb}
.img-upload-btn{padding:6px 14px;font-size:11px;background:#fff;border:1px solid #e2e8f0;border-radius:6px;cursor:pointer;font-weight:500;color:#0f172a;transition:all .15s}
.img-upload-btn:hover{border-color:#2563eb;color:#2563eb}

/* Preview Area */
#preview-area{flex:1;display:flex;flex-direction:column;background:#f1f5f9;overflow:hidden;min-height:0}
#preview-toolbar{display:flex;align-items:center;justify-content:space-between;padding:6px 12px;background:#fff;border-bottom:1px solid #e2e8f0;flex-shrink:0}
.preview-toolbar-group{display:flex;align-items:center;gap:4px}
.tb-btn{width:28px;height:28px;display:flex;align-items:center;justify-content:center;border:1px solid #e2e8f0;background:#fff;border-radius:6px;cursor:pointer;color:#64748b;font-size:14px;transition:all .15s}
.tb-btn:hover{border-color:#93c5fd;color:#2563eb}
.tb-btn:disabled{opacity:.4;cursor:default;pointer-events:none}
.tb-label{font-size:11px;font-weight:500;color:#374151;font-family:'JetBrains Mono',monospace;min-width:36px;text-align:center}
.tb-btn-wide{height:28px;display:flex;align-items:center;justify-content:center;border:1px solid #e2e8f0;background:#fff;border-radius:6px;cursor:pointer;color:#64748b;font-size:10px;padding:0 8px;transition:all .15s}
.tb-btn-wide:hover{border-color:#93c5fd;color:#2563eb}

#preview-canvas-wrap{flex:1;display:flex;align-items:center;justify-content:center;overflow:auto;padding:16px;position:relative;min-height:0}
#preview-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;color:#94a3b8;text-align:center;padding:40px;gap:8px}
#preview-empty svg{color:#cbd5e1}
#canvas-stage{position:relative;display:inline-block;line-height:0;display:none}
#preview-canvas{border-radius:2px;box-shadow:0 2px 12px rgba(0,0,0,.1);cursor:grab}
#preview-canvas.grabbing{cursor:grabbing}

/* Elements Overlay */
#elements-overlay{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}
#elements-overlay > *{pointer-events:auto}

/* Export Bar */
#export-bar{display:flex;gap:8px;padding:10px 16px;border-top:1px solid #e2e8f0;background:#fff;flex-shrink:0}
.btn-apply{flex:1;padding:9px 16px;background:#2563eb;color:#fff;border:none;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;transition:all .15s}
.btn-apply:hover:not(:disabled){background:#1d4ed8}
.btn-apply:disabled{opacity:.5;cursor:default}
.btn-reset{padding:9px 14px;background:#fff;color:#64748b;border:1px solid #e2e8f0;border-radius:8px;font-size:12px;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;transition:all .15s}
.btn-reset:hover{background:#f1f5f9;border-color:#cbd5e1}

/* Progress & Result */
#progress-section{display:none;position:absolute;bottom:0;left:0;right:0;background:rgba(255,255,255,.95);padding:14px;border-top:1px solid #e2e8f0;z-index:10}
.progress-spinner{width:16px;height:16px;border:3px solid #e2e8f0;border-top-color:#2563eb;border-radius:50%;animation:imged-spin .6s linear infinite;flex-shrink:0}
@keyframes imged-spin{to{transform:rotate(360deg)}}
.progress-phase{font-size:12px;font-weight:500;color:#0f172a;flex:1}
.progress-pct{font-size:12px;font-weight:600;color:#2563eb;font-family:'JetBrains Mono',monospace}
.progress-track{height:5px;background:#e2e8f0;border-radius:9999px;overflow:hidden}
.progress-fill{height:100%;background:linear-gradient(90deg,#2563eb,#7c3aed);border-radius:9999px;transition:width .3s;width:0}

#result-overlay{display:none;position:absolute;top:0;left:0;right:0;bottom:0;background:rgba(241,245,249,.97);z-index:15;flex-direction:column;align-items:center;justify-content:center;gap:10px}
.result-icon{width:44px;height:44px;border-radius:50%;background:#dcfce7;display:flex;align-items:center;justify-content:center}
.result-title{font-size:15px;font-weight:600;color:#0f172a;margin:0}
.btn-download{padding:9px 18px;background:#16a34a;color:#fff;border:none;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;transition:all .15s}
.btn-download:hover{background:#15803d}
.btn-new{padding:9px 14px;background:#fff;color:#2563eb;border:1px solid #2563eb;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;transition:all .15s}
.btn-new:hover{background:#eff6ff}

/* Properties Panel */
.props-empty{font-size:11px;color:#94a3b8;text-align:center;padding:8px 0}
.prop-row{display:flex;align-items:center;gap:8px;margin-bottom:6px;font-size:11px}
.prop-row label{width:48px;font-weight:500;color:#64748b;flex-shrink:0}
.prop-input{width:60px;padding:4px 6px;border:1px solid #e2e8f0;border-radius:5px;font-size:11px;text-align:center;font-family:'JetBrains Mono',monospace}
.prop-input:focus{outline:none;border-color:#2563eb;box-shadow:0 0 0 2px rgba(37,99,235,.15)}
.prop-range{flex:1;height:4px;accent-color:#2563eb}
.prop-color{width:32px;height:28px;padding:0;border:1px solid #e2e8f0;border-radius:4px;cursor:pointer}
.prop-textarea{font-size:11px;padding:6px 8px;border:1px solid #e2e8f0;border-radius:6px;resize:vertical;width:100%;box-sizing:border-box}
.prop-textarea:focus{outline:none;border-color:#2563eb}
.prop-actions{display:flex;flex-wrap:wrap;gap:4px;margin-top:8px;padding-top:8px;border-top:1px solid #e2e8f0}
.prop-btn{padding:5px 8px;font-size:10px;font-weight:600;border:1px solid #e2e8f0;background:#fff;border-radius:6px;cursor:pointer;color:#64748b;transition:all .12s}
.prop-btn:hover{background:#f1f5f9;border-color:#cbd5e1;color:#0f172a}

/* Elements/Layers List */
.el-empty{font-size:11px;color:#94a3b8;text-align:center;padding:12px}
.el-list-item{display:flex;align-items:center;gap:4px;padding:6px 8px;border:1px solid transparent;border-radius:6px;cursor:pointer;transition:all .12s;font-size:11px}
.el-list-item:hover{background:#f1f5f9}
.el-list-item.selected{border-color:#2563eb;background:#eff6ff;color:#2563eb}
.el-type-badge{font-size:10px;font-weight:600;color:#64748b;text-transform:uppercase;min-width:40px}
.el-label{font-size:10px;color:#94a3b8;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Status Badge */
.status-badge{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border:1px solid #e2e8f0;border-radius:9999px;font-size:11px;font-weight:500;transition:all .15s}

/* Notifications */
.notification{position:fixed;top:20px;left:50%;transform:translateX(-50%);padding:12px 24px;background:#0f172a;color:#fff;border-radius:8px;font-size:13px;font-weight:500;z-index:9999;box-shadow:0 4px 12px rgba(0,0,0,.15);animation:imged-slide .3s ease}
.notification.error{background:#dc2626}
@keyframes imged-slide{from{opacity:0;transform:translateX(-50%) translateY(-10px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}

/* Tool Grid */
#tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
#tool-grid.two-col{grid-template-columns:repeat(2,1fr)}

/* Elements List */
#elements-list{display:flex;flex-direction:column;gap:3px;max-height:180px;overflow-y:auto}

/* Selection Handles */
.selection-box{position:absolute;border:2px solid #2563eb;pointer-events:none}
.resize-handle{position:absolute;width:10px;height:10px;background:#fff;border:2px solid #2563eb;border-radius:2px;pointer-events:auto}
.resize-handle.tl{top:-5px;left:-5px;cursor:nwse-resize}
.resize-handle.tr{top:-5px;right:-5px;cursor:nesw-resize}
.resize-handle.bl{bottom:-5px;left:-5px;cursor:nesw-resize}
.resize-handle.br{bottom:-5px;right:-5px;cursor:nwse-resize}
.resize-handle.tm{top:-5px;left:50%;transform:translateX(-50%);cursor:ns-resize}
.resize-handle.bm{bottom:-5px;left:50%;transform:translateX(-50%);cursor:ns-resize}
.resize-handle.ml{top:50%;left:-5px;transform:translateY(-50%);cursor:ew-resize}
.resize-handle.mr{top:50%;right:-5px;transform:translateY(-50%);cursor:ew-resize}
.rotation-handle{position:absolute;top:-28px;left:50%;transform:translateX(-50%);width:16px;height:16px;background:#2563eb;border:2px solid #fff;border-radius:50%;cursor:grab;pointer-events:auto;box-shadow:0 1px 4px rgba(0,0,0,.2)}

/* Canvas Checkerboard */
.canvas-checker{background-image:linear-gradient(45deg,#e2e8f0 25%,transparent 25%),linear-gradient(-45deg,#e2e8f0 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#e2e8f0 75%),linear-gradient(-45deg,transparent 75%,#e2e8f0 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0}

/* Image Adjustments Panel */
.adj-row{display:flex;align-items:center;gap:8px;margin-bottom:6px;font-size:11px}
.adj-row label{width:60px;font-weight:500;color:#64748b;flex-shrink:0}
.adj-slider{flex:1;height:4px;accent-color:#2563eb}
.adj-val{font-size:10px;color:#94a3b8;min-width:32px;text-align:right;font-family:'JetBrains Mono',monospace}

/* Color Picker Row */
.color-row{display:flex;align-items:center;gap:6px;margin-bottom:6px}
.color-swatch{width:28px;height:28px;border-radius:6px;border:2px solid #e2e8f0;cursor:pointer;transition:border-color .15s}
.color-swatch:hover{border-color:#93c5fd}

/* ── RESPONSIVE ── */

/* Tablet Landscape */
@media(max-width:1024px){
    #editor-left{width:240px;min-width:200px}
    #editor-right{width:240px;min-width:200px}
}

/* Tablet Portrait */
@media(max-width:900px){
    #editor-workspace{flex-direction:column;min-height:auto;overflow:visible}
    #editor-left,#editor-right{width:100%;min-width:0;border:none;border-bottom:1px solid #e2e8f0;max-height:200px}
    #editor-left{border-right:none;border-top:none}
    #editor-right{border-top:1px solid #e2e8f0;border-bottom:none;max-height:220px}
    #editor-center{overflow:visible}
    #preview-area{min-height:350px;flex:1;overflow:visible}
    #elements-list{max-height:120px}
    #editor-left-scroll,#editor-right-scroll{padding:8px}
}

/* Mobile Landscape */
@media(max-width:768px){
    #editor-left,#editor-right{max-height:180px}
    #preview-area{min-height:300px}
    .tool-btn{padding:7px 2px}
    .tool-btn svg{width:16px;height:16px}
    .tool-btn span{font-size:8px}
    #tool-grid{gap:4px}
    .tb-btn{width:30px;height:30px}
    .tb-btn-wide{padding:0 8px;font-size:10px}
    #export-bar{padding:6px 10px}
    .btn-apply,.btn-reset{font-size:11px;padding:7px 12px}
}

/* Mobile Portrait */
@media(max-width:480px){
    #editor-workspace{overflow:visible;max-height:none}
    #editor-left,#editor-right{max-height:none}
    #editor-left-scroll,#editor-right-scroll{padding:6px}
    #editor-center{overflow:visible}
    #preview-area{min-height:260px;overflow:visible}
    #preview-canvas-wrap{padding:6px}
    #tool-grid{grid-template-columns:repeat(4,1fr);gap:3px}
    .tool-btn{padding:5px 2px}
    .tool-btn svg{width:14px;height:14px}
    .tool-btn span{font-size:7px;letter-spacing:0}
    .panel-section-header{padding:6px 8px}
    .panel-section-body{padding:6px 8px}
    .prop-row{gap:4px;font-size:10px}
    .prop-input{width:50px;font-size:10px}
    .tb-btn{width:28px;height:28px;font-size:12px}
}

/* Reduced Motion */
@media(prefers-reduced-motion:reduce){
    *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

/* Crop Bar */
#crop-bar{display:none;flex-direction:row}

/* Crop Box */
.crop-box{border:2px dashed rgba(255,255,255,.9);background:transparent}

/* Resize Dialog */
.resize-dialog-overlay{font-family:'Inter',sans-serif}
.resize-dialog-overlay input[type="number"]{-moz-appearance:textfield}
.resize-dialog-overlay input[type="number"]::-webkit-outer-spin-button,
.resize-dialog-overlay input[type="number"]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}

/* Active prop buttons */
.prop-btn.active{background:#eff6ff;border-color:#2563eb;color:#2563eb}

/* Brush cursors */
#preview-canvas.cursor-brush{cursor:crosshair}
#preview-canvas.cursor-eraser{cursor:cell}
#preview-canvas.cursor-picker{cursor:crosshair}
#preview-canvas.cursor-fill{cursor:crosshair}
#preview-canvas.cursor-rect-tool{cursor:crosshair}

/* Temp drawing canvas */
#temp-draw-canvas{position:absolute;top:0;left:0;pointer-events:none;z-index:5}

/* Layers Panel */
.el-list-item{display:flex;align-items:center;gap:4px;padding:5px 6px;border:1px solid transparent;border-radius:6px;cursor:pointer;transition:all .12s;font-size:11px}
.el-list-item:hover{background:#f1f5f9}
.el-list-item.selected{border-color:#2563eb;background:#eff6ff;color:#2563eb}
.el-grip{cursor:grab;user-select:none;line-height:1}
.el-grip:active{cursor:grabbing}
.el-actions{display:flex;gap:2px;margin-left:auto;flex-shrink:0;align-items:center}
.el-action-btn{width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;border:none;background:none;border-radius:4px;cursor:pointer;color:#94a3b8;transition:all .12s;padding:0}
.el-action-btn:hover{background:#e2e8f0;color:#0f172a}
.el-action-danger:hover{background:#fee2e2;color:#dc2626}

/* Export Dialog */
.export-dialog-overlay select,.export-dialog-overlay input[type="text"]{-webkit-appearance:auto;-moz-appearance:auto}
.export-dialog-overlay input[type="number"]::-webkit-outer-spin-button,
.export-dialog-overlay input[type="number"]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}

/* Shortcuts Dialog */
.shortcuts-overlay{font-family:'Inter',sans-serif}

/* History Panel */
.hist-empty{font-size:11px;color:#94a3b8;text-align:center;padding:12px}
#history-list{display:flex;flex-direction:column;gap:2px}
.hist-item{display:flex;align-items:center;gap:6px;padding:5px 8px;border-radius:5px;cursor:pointer;font-size:11px;color:#64748b;transition:all .12s;border-left:3px solid transparent}
.hist-item:hover{background:#f1f5f9}
.hist-item.hist-active{background:#eff6ff;color:#2563eb;border-left-color:#2563eb;font-weight:500}
.hist-icon{flex-shrink:0;width:16px;text-align:center;font-size:10px;line-height:1}
.hist-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#history-panel{max-height:200px;overflow-y:auto}

/* Inline Text Editor */
#inline-text-editor{font-family:inherit;white-space:pre-wrap;word-wrap:break-word;pointer-events:auto}
#inline-text-editor:focus{border-color:#2563eb;box-shadow:0 0 0 3px rgba(37,99,235,.2)}