:root{--bg: #1b1b1b;--panel: #262626;--line: #3a3a3a;--text: #e6e6e6;--muted: #9a9a9a;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font:13px/1.4 system-ui,sans-serif}#app{display:grid;grid-template-columns:300px 1fr;height:100vh}#sidebar{overflow-y:auto;border-right:1px solid var(--line);padding:8px 10px;background:var(--panel)}#sidebar h1{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px;font-size:15px;margin:4px 0 12px}#sidebar h1 small{color:var(--muted);font-weight:400}.title-link{color:#8dbdff;font-size:11px;font-weight:400;text-decoration:underline;text-underline-offset:2px}.title-link:hover{color:#b8d5ff}#toolbar{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}.btn{display:inline-block;padding:4px 8px;font:inherit;color:var(--text);text-decoration:none;background:#333;border:1px solid var(--line);border-radius:4px;cursor:pointer}.btn:hover{background:#3d3d3d}.toolbar-select{flex:1 1 100%;min-width:0;padding:4px 6px;color:var(--text);background:#333;border:1px solid var(--line);border-radius:4px}.toolbar-select[hidden]{display:none}.toolbar-link{flex:1 1 100%;color:#8dbdff;font-size:11px;line-height:1.2;text-decoration:underline;text-underline-offset:2px}.toolbar-link:hover{color:#b8d5ff}#views.drag-over{outline:2px dashed #6aa9ff;outline-offset:-6px}#views{display:grid;grid-template-rows:minmax(180px,var(--top-row-size, 33.333%)) 8px minmax(180px,1fr);gap:8px;padding:8px;overflow:hidden;min-height:0}.view-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:8px;min-height:0}#row-resizer{cursor:row-resize;border-radius:4px;background:linear-gradient(90deg,transparent,#4a4a4a 25%,#4a4a4a 75%,transparent)}#row-resizer:hover,#row-resizer:active{background:linear-gradient(90deg,transparent,#6aa9ff 25%,#6aa9ff 75%,transparent)}.view{display:flex;flex-direction:column;min-height:0;border:1px solid var(--line);border-radius:6px;overflow:hidden}.view h2{margin:0;padding:4px 8px;font-size:12px;background:#2e2e2e;color:var(--muted)}.view canvas{flex:1;width:100%;min-height:0;display:block}.view-controls{flex:none;padding:4px 8px;background:#242424;border-top:1px solid var(--line)}.view-controls:empty{display:none}.view-controls .ctl-row{grid-template-columns:80px 1fr;margin:2px 0}.ctl-value{color:var(--text);font-variant-numeric:tabular-nums}.panel-section{border-top:1px solid var(--line);padding:8px 0}.panel-section h3{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:0 0 6px;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.brdf-section h3{margin-bottom:0}.brdf-section:not(.brdf-section-collapsed) h3{margin-bottom:6px}.brdf-visible-toggle{display:inline-flex;align-items:center;gap:6px;min-width:0;color:var(--muted);cursor:pointer}.brdf-visible-toggle span{overflow:hidden;text-overflow:ellipsis}.brdf-visible-toggle input{flex:none}.btn-close{padding:2px 6px;font-size:11px;text-transform:none;letter-spacing:0}.ctl-row{display:grid;grid-template-columns:90px 1fr;align-items:center;gap:6px;margin:3px 0}.ctl-label{color:var(--muted);overflow:hidden;text-overflow:ellipsis}.ctl-float{display:grid;grid-template-columns:1fr 56px;gap:4px}.ctl-float input[type=range],.ctl-float input[type=number]{width:100%}.ctl-color{position:relative;display:flex;align-items:center}.ctl-color-swatch{width:56px;height:28px;border:4px solid #777;border-radius:3px;cursor:pointer}.color-popover{position:fixed;z-index:1000;width:236px;padding:8px;border:1px solid #555;border-radius:4px;background:#2c2c2c;box-shadow:0 8px 24px #00000073}.color-popover[hidden]{display:none}.color-sv{position:relative;height:132px;border:1px solid var(--line);background:linear-gradient(to top,#000,transparent),linear-gradient(to right,#fff,transparent);cursor:crosshair;touch-action:none}.color-marker{position:absolute;width:14px;height:14px;border:3px solid #fff;border-radius:50%;box-shadow:0 0 0 1px #000000b3;transform:translate(-50%,-50%);pointer-events:none}.color-hue{width:100%;margin:8px 0 6px;accent-color:#1e9af0}.color-hue::-webkit-slider-runnable-track{height:8px;border-radius:999px;background:linear-gradient(to right,red,#ff0,#0f0,#0ff,#00f,#f0f,red)}.color-hue::-moz-range-track{height:8px;border-radius:999px;background:linear-gradient(to right,red,#ff0,#0f0,#0ff,#00f,#f0f,red)}.color-rgb-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.color-rgb-grid label{display:grid;gap:3px;text-align:center;color:var(--text);font-size:11px}.color-rgb-grid input{width:100%;min-width:0;padding:4px;color:var(--text);background:#3a3a3a;border:1px solid #666}.color-actions{display:flex;justify-content:flex-end;gap:6px;margin-top:8px}.btn-compact{padding:3px 5px;font-size:11px}.btn-compact:disabled{opacity:.45;cursor:default}.compact-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:8px;row-gap:2px}.compact-controls .ctl-row{grid-template-columns:54px minmax(0,1fr);margin:1px 0}.compact-controls .ctl-float{grid-template-columns:minmax(0,1fr) 52px}.compact-controls .compact-wide,.compact-controls .compact-checks{grid-column:1 / -1}.compact-checks{display:flex;gap:16px;align-items:center}.compact-checks .ctl-row{display:flex;gap:6px;margin:1px 0}.image-readout .ctl-value{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#shader-log{grid-column:1 / -1;margin:0;padding:8px;background:#3a1f1f;color:#ffb4b4;white-space:pre-wrap;font:12px/1.4 ui-monospace,monospace;border-radius:6px}#fatal[hidden]{display:none}#fatal{position:fixed;inset:0;display:grid;place-content:center;padding:24px;background:#2a1414;color:#ffb4b4;font-size:15px;text-align:center;z-index:10}