:root{--ink: #E8DBC0;--panel: #E8DBC0;--panel-2: #F7F2E7;--line: rgba(43, 38, 32, .14);--text: #2B2620;--muted: #8A8071;--amber: #B98B3E;--amber-ink: #26200f;--bad: #E85D2C;--radius: 6px;--font-ui: "IBM Plex Sans", system-ui, sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", monospace;--font-display: "Chakra Petch", var(--font-ui)}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--ink);color:var(--text);font-family:var(--font-ui);font-size:14px}#app{display:grid;grid-template-columns:400px 1fr;grid-template-rows:auto 1fr;grid-template-areas:"header header" "sidebar viewport";height:100%}header{grid-area:header;display:flex;align-items:baseline;gap:12px;padding:10px 16px;border-bottom:1px solid var(--line);background:var(--panel)}.logo-key{align-self:center;width:26px;height:26px;border:1.5px solid var(--amber);border-radius:5px;box-shadow:inset 0 -3px #f0b54259;display:grid;place-items:center;color:var(--amber);font-family:var(--font-display);font-size:13px;font-weight:600}h1{margin:0;font-family:var(--font-display);font-size:17px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}.tagline{color:var(--muted);font-size:12.5px}header a{margin-left:auto;color:var(--muted);font-size:12.5px;text-decoration:none;border-bottom:1px dotted var(--line)}header a:hover,header a:focus-visible{color:var(--amber)}aside{grid-area:sidebar;border-right:1px solid var(--line);background:var(--panel);display:flex;flex-direction:column;min-height:0;overflow:hidden}.field-label{display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}.row{display:flex;gap:8px}.row>*{flex:1}select,button,textarea{font:inherit;color:var(--text);background:var(--panel-2);border:1px solid var(--line);border-radius:var(--radius)}select{padding:7px 8px;width:100%}button{padding:7px 10px;cursor:pointer;transition:border-color .12s ease,background .12s ease}button:hover{border-color:var(--muted)}button.primary{background:var(--amber);border-color:var(--amber);color:var(--amber-ink);font-weight:600}button.primary:hover{background:#f6c464}select:focus-visible,button:focus-visible,textarea:focus-visible,input:focus-visible{outline:1px solid var(--muted)}#editor{width:100%;min-height:220px;flex:1 1 auto;resize:vertical;padding:10px;font-family:var(--font-mono);font-size:12px;line-height:1.5;tab-size:2;white-space:pre}.hint{font-size:11.5px;color:var(--muted);margin:4px 0 0}#error-box{background:#e26d5a1f;border:1px solid rgba(226,109,90,.5);border-radius:var(--radius);color:#f0a89c;padding:8px 10px;font-size:12.5px;font-family:var(--font-mono);white-space:pre-wrap;word-break:break-word}#error-box[hidden]{display:none}#parts{display:flex;flex-direction:column;gap:6px}.part-toggle{display:flex;align-items:center;gap:8px;padding:6px 8px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel-2);cursor:pointer;user-select:none}.part-toggle:hover{border-color:var(--muted)}.part-vis{display:flex;align-items:center;gap:8px;flex:1;min-width:0;cursor:pointer}.part-vis input[type=checkbox]{accent-color:var(--amber);flex:none}.part-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.swatch-input{flex:none;width:20px;height:20px;padding:0;border:1px solid rgba(43,38,32,.4);border-radius:3px;background:none;cursor:pointer;appearance:none;-webkit-appearance:none}.swatch-input::-webkit-color-swatch-wrapper{padding:0}.swatch-input::-webkit-color-swatch{border:none;border-radius:2px}.swatch-input::-moz-color-swatch{border:none;border-radius:2px}.alpha-slider{flex:0 0 62px;accent-color:var(--amber);cursor:pointer}.swatch{width:12px;height:12px;border-radius:3px;border:1px solid rgba(0,0,0,.4);flex:none}#viewport-wrap{grid-area:viewport;position:relative;min-width:0;min-height:0}#viewport{position:absolute;inset:0}#viewport-toolbar{position:absolute;top:10px;right:10px;display:flex;gap:8px;z-index:2}#viewport-toolbar select,#viewport-toolbar button{background:var(--panel-2);backdrop-filter:blur(4px)}#status{position:absolute;left:0;right:0;bottom:0;display:flex;flex-wrap:wrap;gap:0;font-family:var(--font-mono);font-size:11.5px;color:var(--muted);background:#15181de0;border-top:1px solid var(--line);z-index:2}#status span{padding:6px 14px;border-right:1px solid var(--line);white-space:nowrap}#status span:last-child{color:var(--amber)}#status.bad span:nth-last-child(1),#status.bad span:nth-last-child(2){color:var(--bad)}@media (max-width: 860px){#app{grid-template-columns:1fr;grid-template-rows:auto auto minmax(320px,55vh);grid-template-areas:"header" "sidebar" "viewport";height:auto;min-height:100%}aside{border-right:none;border-bottom:1px solid 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