/* Pixel Editor - jazudu.com */

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow: hidden;
    height: 100vh;
}

.grid-bg {
    position: fixed; inset: 0; z-index: -1;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.3;
}

/* ─── Layout ─── */
.pe-app {
    --pe-left-w: 110px;
    --pe-right-w: 230px;
    --pe-bottom-h: 72px;
    display: grid;
    grid-template-columns: var(--pe-left-w) 1fr var(--pe-right-w);
    grid-template-rows: 1fr var(--pe-bottom-h);
    height: calc(100vh - 57px);
    margin-top: 57px;
    gap: 0;
    position: relative;
}

.pe-sidebar-left {
    grid-row: 1;
    grid-column: 1;
    background: var(--surface);
    border-right: 1px solid var(--border);
    padding: 8px;
    overflow-y: auto;
    min-width: 0;
}

.pe-center {
    grid-row: 1;
    grid-column: 2;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
    min-width: 0;
}

.pe-sidebar-right {
    grid-row: 1;
    grid-column: 3;
    background: var(--surface);
    border-left: 1px solid var(--border);
    padding: 8px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.pe-timeline {
    grid-row: 2;
    grid-column: 1 / -1;
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 0;
    overflow: hidden;
}

/* ─── Resize Handles ─── */
.pe-resize-handle {
    position: absolute;
    z-index: 50;
    transition: background 0.15s;
}

.pe-resize-handle:hover,
.pe-resize-handle.pe-dragging {
    background: var(--cyan);
    opacity: 0.4;
}

.pe-resize-left {
    top: 0;
    bottom: var(--pe-bottom-h);
    left: var(--pe-left-w);
    width: 5px;
    margin-left: -2px;
    cursor: col-resize;
}

.pe-resize-right {
    top: 0;
    bottom: var(--pe-bottom-h);
    right: var(--pe-right-w);
    width: 5px;
    margin-right: -2px;
    cursor: col-resize;
}

.pe-resize-bottom {
    left: 0;
    right: 0;
    bottom: var(--pe-bottom-h);
    height: 5px;
    margin-bottom: -2px;
    cursor: row-resize;
}

/* ─── Panels ─── */
.pe-panel {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 8px;
    margin-bottom: 0;
}

.pe-panel-title {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--dim);
    margin-bottom: 6px;
}

.pe-panel-subtitle {
    font-size: 9px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--dim);
    margin-top: 6px;
    margin-bottom: 4px;
}

/* ─── Buttons ─── */
.pe-btn {
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 5px 10px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
}

.pe-btn:hover {
    border-color: var(--border-hover);
    background: var(--surface2);
}

.pe-btn-sm {
    padding: 3px 7px;
    font-size: 11px;
}

.pe-btn-icon {
    padding: 4px 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pe-btn-primary {
    background: var(--cyan);
    color: #fff;
    border-color: var(--cyan);
}

.pe-btn-primary:hover {
    opacity: 0.9;
    background: var(--cyan);
}

.pe-active {
    background: var(--cyan-bg) !important;
    border-color: var(--cyan) !important;
    color: var(--cyan) !important;
}

/* ─── Tool Grid ─── */
.pe-tool-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3px;
}

.pe-tool-btn {
    width: 100%;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    color: var(--text);
    transition: all 0.15s;
}

.pe-tool-btn:hover {
    border-color: var(--border-hover);
    background: var(--surface2);
}

.pe-tool-btn.pe-active {
    background: var(--cyan-bg);
    border-color: var(--cyan);
    color: var(--cyan);
}

/* ─── Tool Options Bar ─── */
.pe-tool-options {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 12px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    min-height: 36px;
    flex-shrink: 0;
}

.pe-opt-group {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
}

.pe-opt-group label {
    color: var(--dim);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    white-space: nowrap;
}

.pe-opt-group input[type="range"] {
    width: 60px;
    height: 4px;
    accent-color: var(--cyan);
}

.pe-opt-separator {
    width: 1px;
    height: 20px;
    background: var(--border);
}

.pe-coords {
    font-size: 11px;
    color: var(--dim);
    font-family: monospace;
    margin-left: auto;
}

.pe-dimensions {
    font-size: 11px;
    color: var(--dim);
    font-family: monospace;
}

.pe-checkbox-label {
    display: flex;
    align-items: center;
    gap: 3px;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
}

.pe-checkbox-label input[type="checkbox"] {
    accent-color: var(--cyan);
}

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

/* ─── Canvas Area ─── */
.pe-canvas-wrap {
    flex: 1;
    overflow: hidden;
    position: relative;
    background: var(--bg);
    cursor: crosshair;
}

.pe-canvas-wrap canvas {
    position: absolute;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

/* ─── Zoom Bar ─── */
.pe-zoom-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    background: var(--surface);
    border-top: 1px solid var(--border);
    font-size: 11px;
    flex-shrink: 0;
}

.pe-zoom-bar span {
    font-family: monospace;
    color: var(--dim);
    min-width: 28px;
    text-align: center;
}

.pe-zoom-sep {
    width: 1px;
    height: 16px;
    background: var(--border);
    margin: 0 4px;
}

/* ─── Color Panel ─── */
.pe-color-pickers {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.pe-color-swatch-wrap {
    position: relative;
    width: 48px;
    height: 48px;
}

.pe-color-swatch {
    width: 32px;
    height: 32px;
    border: 2px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    background: #000;
    box-shadow: var(--shadow-sm);
}

.pe-color-swatch.pe-color-secondary {
    top: 16px;
    left: 16px;
    z-index: 1;
    background: #fff;
}

.pe-color-swap {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 3;
    width: 16px;
    height: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 3px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    color: var(--dim);
}

.pe-color-swap:hover { color: var(--text); }

input[type="color"]#pe-color-input {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    padding: 2px;
    background: var(--surface);
}

.pe-palette {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 2px;
}

.pe-palette-color {
    aspect-ratio: 1;
    border: 1px solid var(--border);
    border-radius: 2px;
    cursor: pointer;
    transition: transform 0.1s;
}

.pe-palette-color:hover {
    transform: scale(1.2);
    z-index: 1;
    border-color: var(--text);
}

.pe-recent-colors {
    display: flex;
    gap: 2px;
    flex-wrap: wrap;
}

.pe-recent-color {
    width: 18px;
    height: 18px;
    border: 1px solid var(--border);
    border-radius: 2px;
    cursor: pointer;
}

.pe-recent-color:hover {
    border-color: var(--text);
}

/* ─── Layer Panel ─── */
.pe-layer-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    max-height: 140px;
    overflow-y: auto;
    margin-bottom: 6px;
}

.pe-layer-item {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 6px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.1s;
}

.pe-layer-item:hover {
    background: var(--surface2);
}

.pe-layer-item.pe-active {
    background: var(--cyan-bg);
    border-color: var(--cyan);
}

.pe-layer-eye {
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--dim);
    flex-shrink: 0;
    border: none;
    background: none;
    padding: 0;
}

.pe-layer-eye:hover { color: var(--text); }
.pe-layer-eye.pe-hidden-layer { opacity: 0.3; }

.pe-layer-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pe-layer-opacity {
    width: 40px;
    height: 3px;
    accent-color: var(--cyan);
}

.pe-layer-actions {
    display: flex;
    gap: 3px;
    flex-wrap: wrap;
}

/* ─── Export Panel ─── */
.pe-export-actions {
    display: flex;
    gap: 4px;
}

.pe-export-actions .pe-btn {
    flex: 1;
}

/* ─── Animation Preview ─── */
.pe-sidebar-left .pe-panel {
    text-align: center;
}

#pe-preview-canvas {
    width: 94px;
    height: 94px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: repeating-conic-gradient(var(--surface2) 0% 25%, var(--surface) 0% 50%) 50% / 8px 8px;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

.pe-preview-controls {
    margin-top: 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.pe-fps-control {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 10px;
    color: var(--dim);
}

.pe-fps-control input[type="range"] {
    width: 50px;
    height: 3px;
    accent-color: var(--cyan);
}

.pe-fps-control span {
    font-family: monospace;
    min-width: 16px;
    text-align: right;
}

/* ─── Timeline ─── */
.pe-timeline-frames {
    display: flex;
    gap: 4px;
    overflow-x: auto;
    flex: 1;
    padding: 2px 0;
}

.pe-timeline-frames::-webkit-scrollbar { height: 4px; }
.pe-timeline-frames::-webkit-scrollbar-track { background: var(--scrollbar-track); }
.pe-timeline-frames::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 2px; }

.pe-frame-thumb {
    width: 52px;
    height: 52px;
    min-width: 52px;
    border: 2px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    background: repeating-conic-gradient(var(--surface2) 0% 25%, var(--surface) 0% 50%) 50% / 8px 8px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.15s;
}

.pe-frame-thumb:hover {
    border-color: var(--border-hover);
}

.pe-frame-thumb.pe-active {
    border-color: var(--cyan);
}

.pe-frame-thumb canvas {
    width: 100%;
    height: 100%;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

.pe-frame-thumb .pe-frame-num {
    position: absolute;
    bottom: 1px;
    right: 3px;
    font-size: 9px;
    color: var(--dim);
    font-family: monospace;
    text-shadow: 0 0 3px var(--surface);
}

.pe-timeline-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.pe-timeline-sep {
    width: 1px;
    height: 20px;
    background: var(--border);
}

/* ─── Modals ─── */
.pe-modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--modal-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.pe-modal {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    min-width: 320px;
    max-width: 500px;
    box-shadow: var(--shadow-xl);
}

.pe-modal-wide {
    min-width: 420px;
    max-width: 600px;
}

.pe-modal-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
}

.pe-modal-body {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 16px;
}

.pe-form-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pe-form-row label {
    width: 80px;
    font-size: 12px;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.pe-form-row input[type="text"],
.pe-form-row input[type="number"],
.pe-form-row select {
    flex: 1;
    padding: 6px 8px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-size: 13px;
    font-family: inherit;
}

.pe-form-row input:focus,
.pe-form-row select:focus {
    outline: none;
    border-color: var(--cyan);
}

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

.pe-export-preview {
    width: 100%;
    max-height: 200px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: repeating-conic-gradient(var(--surface2) 0% 25%, var(--surface) 0% 50%) 50% / 10px 10px;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
    margin-top: 8px;
}

/* ─── Project List ─── */
.pe-project-list {
    max-height: 300px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pe-project-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s;
}

.pe-project-item:hover {
    border-color: var(--cyan);
}

.pe-project-item canvas {
    width: 40px;
    height: 40px;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
    border: 1px solid var(--border);
    border-radius: 2px;
    background: repeating-conic-gradient(var(--surface2) 0% 25%, var(--surface) 0% 50%) 50% / 6px 6px;
}

.pe-project-info {
    flex: 1;
}

.pe-project-info .pe-project-name {
    font-size: 13px;
    font-weight: 600;
}

.pe-project-info .pe-project-meta {
    font-size: 11px;
    color: var(--dim);
}

.pe-project-item .pe-btn-del {
    background: none;
    border: none;
    color: var(--dim);
    cursor: pointer;
    padding: 4px;
    font-size: 14px;
}

.pe-project-item .pe-btn-del:hover {
    color: var(--pink);
}

/* ─── Toast ─── */
.pe-toast-container {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 6px;
    pointer-events: none;
}

.pe-toast {
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 8px 16px;
    font-size: 12px;
    box-shadow: var(--shadow-md);
    animation: pe-toast-in 0.2s ease-out;
    white-space: nowrap;
}

.pe-toast.pe-toast-out {
    animation: pe-toast-out 0.2s ease-in forwards;
}

@keyframes pe-toast-in {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pe-toast-out {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-10px); }
}

/* ─── Scrollbar ─── */
.pe-sidebar-right::-webkit-scrollbar,
.pe-layer-list::-webkit-scrollbar,
.pe-project-list::-webkit-scrollbar { width: 4px; }
.pe-sidebar-right::-webkit-scrollbar-track,
.pe-layer-list::-webkit-scrollbar-track,
.pe-project-list::-webkit-scrollbar-track { background: var(--scrollbar-track); }
.pe-sidebar-right::-webkit-scrollbar-thumb,
.pe-layer-list::-webkit-scrollbar-thumb,
.pe-project-list::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 2px; }
.pe-sidebar-right::-webkit-scrollbar-thumb:hover,
.pe-layer-list::-webkit-scrollbar-thumb:hover,
.pe-project-list::-webkit-scrollbar-thumb:hover { background: var(--scrollbar-hover); }

/* ─── Pixelate Modal ─── */

.pe-modal-pixelate {
    min-width: 680px;
    max-width: 800px;
}

.pe-pix-layout {
    display: grid;
    grid-template-columns: 160px 1fr 200px;
    gap: 16px;
    align-items: start;
}

.pe-pix-source-preview {
    width: 160px;
    height: 160px;
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    overflow: hidden;
    background: repeating-conic-gradient(var(--surface2) 0% 25%, var(--surface) 0% 50%) 50% / 10px 10px;
    transition: border-color 0.2s;
}

.pe-pix-source-preview:hover {
    border-color: var(--cyan);
}

.pe-pix-source-preview.pe-pix-dragover {
    border-color: var(--cyan);
    background: var(--cyan-bg);
}

.pe-pix-source-preview canvas {
    width: 100%;
    height: 100%;
    object-fit: contain;
    image-rendering: auto;
}

.pe-pix-drop-text {
    font-size: 11px;
    color: var(--dim);
    text-align: center;
    padding: 12px;
    line-height: 1.4;
}

.pe-pix-settings {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.pe-pix-settings .pe-form-row {
    gap: 6px;
}

.pe-pix-settings .pe-form-row label {
    width: 66px;
    font-size: 11px;
}

.pe-pix-settings .pe-form-row input[type="number"] {
    width: 60px;
    flex: none;
}

.pe-pix-settings .pe-form-row input[type="range"] {
    flex: 1;
    height: 4px;
    accent-color: var(--cyan);
}

.pe-pix-settings .pe-form-row select {
    flex: 1;
    font-size: 11px;
    padding: 4px 6px;
}

.pe-pix-val {
    font-size: 10px;
    font-family: monospace;
    color: var(--dim);
    min-width: 24px;
    text-align: right;
}

.pe-pix-adjust-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px solid var(--border);
}

.pe-pix-adjust-header span {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--dim);
}

.pe-pix-preview-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.pe-pix-preview-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--dim);
}

#pe-pix-preview {
    width: 192px;
    height: 192px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: repeating-conic-gradient(var(--surface2) 0% 25%, var(--surface) 0% 50%) 50% / 8px 8px;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

/* ─── Selection Marching Ants ─── */
@keyframes pe-march {
    to { stroke-dashoffset: -8; }
}