:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#16181d;--surface:#1e2128;--surface-2:#272b34;--border:#343945;--text:#e8eaf0;--muted:#9aa1b1;--accent:#ffcc4d;--accent-text:#1a1400;--focus:#7cb7ff;--danger:#ff7a7a;--checker-a:#2c3039;--checker-b:#353a45;--radius:8px;--sidebar:340px;color:var(--text);background:var(--bg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.45}@media (prefers-color-scheme:light){:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#eef0f4;--surface:#fff;--surface-2:#f2f4f7;--border:#d6dae2;--text:#1b1e25;--muted:#5d6474;--accent:#f5b400;--accent-text:#1a1400;--focus:#2f7bf5;--danger:#c9302c;--checker-a:#d9dce3;--checker-b:#e9ebf0}}*,:before,:after{box-sizing:border-box}body{background:var(--bg);margin:0}button,input,select{font:inherit;color:inherit}:focus-visible{outline:2px solid var(--focus);outline-offset:2px}h1,h2,h3{margin:0}.app{grid-template-columns:var(--sidebar) minmax(0, 1fr);grid-template-rows:auto minmax(0,1fr);grid-template-areas:"top top""side stage";height:100dvh;display:grid}.topbar{background:var(--surface);border-bottom:1px solid var(--border);grid-area:top;justify-content:space-between;align-items:center;gap:12px;padding:8px 16px;display:flex}.logo{letter-spacing:.02em;white-space:nowrap;align-items:center;gap:10px;font-family:Silkscreen,ui-monospace,monospace;font-size:18px;font-weight:400;display:flex}.logo-mark{background:var(--accent);width:20px;height:20px;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath d='M3 0h2v1H3zM1 1h6v1H1zM1 2h1v1H1zM3 2h2v1H3zM6 2h1v1H6zM0 3h8v1H0zM0 4h1v1H0zM2 4h4v1H2zM7 4h1v1H7zM2 5h1v1H2zM5 5h1v1H5zM1 6h1v1H1zM6 6h1v1H6z'/%3E%3C/svg%3E") 50%/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 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var(--border);border-radius:var(--radius);background:var(--surface-2);flex-direction:column;gap:10px;padding:12px;display:flex}.section-header{justify-content:space-between;align-items:center;min-height:28px;display:flex}.section-header h2{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:12px;font-weight:600}.section-actions{gap:2px;display:flex}.section-actions .icon-button{width:28px;height:28px}.field-row{flex-wrap:wrap;gap:12px;display:flex}.field-row>*{flex:1 1 0}.icon-button,.button{cursor:pointer;color:inherit;background:0 0;border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;gap:6px;text-decoration:none;transition:background-color .12s,border-color .12s;display:inline-flex}.icon-button{width:34px;height:34px;padding:0}.icon-button:hover:not(:disabled),.button:hover:not(:disabled){background:color-mix(in srgb, var(--text) 10%, transparent)}.icon-button[aria-pressed=true]{background:color-mix(in srgb, var(--accent) 25%, transparent)}.icon-button:disabled,.button:disabled{opacity:.35;cursor:not-allowed}.button{border-color:var(--border);background:var(--surface);white-space:nowrap;height:34px;padding:0 12px;font-weight:500}.button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.button.primary:hover:not(:disabled){background:var(--accent);filter:brightness(1.08)}.link-button{color:var(--focus);cursor:pointer;background:0 0;border:0;padding:0;text-decoration:underline}input:not([type]),input[type=text],select{border:1px solid var(--border);background:var(--surface);border-radius:6px;min-width:0;height:34px;padding:0 10px}select{cursor:pointer}.hint{color:var(--muted);margin:0;font-size:13px}.error{color:var(--danger);flex-basis:100%;margin:0;font-size:13px}.toggle{cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap;align-items:center;gap:8px;display:inline-flex}.toggle input{opacity:0;pointer-events:none;position:absolute}.toggle-track{background:var(--border);border-radius:999px;flex:none;width:32px;height:18px;transition:background-color .15s;position:relative}.toggle-track:after{content:"";background:#fff;border-radius:50%;width:14px;height:14px;transition:transform .15s;position:absolute;top:2px;left:2px}.toggle input:checked+.toggle-track{background:var(--accent)}.toggle input:checked+.toggle-track:after{transform:translate(14px)}.toggle input:focus-visible+.toggle-track{outline:2px solid var(--focus);outline-offset:2px}.stepper{flex-direction:column;gap:4px;display:flex}.stepper label,.slider-field label,.seed-field label{color:var(--muted);font-size:12px}.stepper-control{border:1px solid var(--border);background:var(--surface);border-radius:6px;height:34px;display:flex;overflow:hidden}.stepper-control button{cursor:pointer;background:0 0;border:0;width:30px;font-size:16px}.stepper-control button:hover:not(:disabled){background:color-mix(in srgb, var(--text) 10%, transparent)}.stepper-control button:disabled{opacity:.35;cursor:not-allowed}.stepper-control input{text-align:center;font-variant-numeric:tabular-nums;background:0 0;border:0;border-radius:0;width:100%;min-width:36px;height:auto;padding:0}.slider-field{flex-direction:column;gap:4px;min-width:130px;display:flex}.slider-field label{justify-content:space-between;display:flex}.slider-field output{color:var(--text);font-variant-numeric:tabular-nums}input[type=range]{width:100%;height:34px;accent-color:var(--accent);cursor:pointer;margin:0}.color-grid{grid-template-columns:1fr 1fr;gap:10px;display:grid}.color-field{cursor:pointer;align-items:center;gap:8px;min-width:0;display:flex}.color-field.is-disabled{opacity:.4;cursor:not-allowed}.color-field input[type=color]{border:1px solid var(--border);background:var(--surface);width:34px;height:34px;cursor:inherit;border-radius:6px;flex:none;padding:2px}.color-field input[type=color]::-webkit-color-swatch-wrapper{padding:0}.color-field input[type=color]::-webkit-color-swatch{border:0;border-radius:4px}.color-field input[type=color]::-moz-color-swatch{border:0;border-radius:4px}.color-field-text{flex-direction:column;min-width:0;line-height:1.2;display:flex}.color-field-label{color:var(--muted);font-size:12px}.color-field code{font-size:12px}.color-with-toggle{flex-direction:column;gap:8px;display:flex}.color-with-toggle .color-field-label{display:none}.template-picker{flex-direction:column;gap:8px;display:flex}.template-row{gap:4px;display:flex}.template-row select{flex:1}.save-form{flex-wrap:wrap;gap:6px;display:flex}.save-form input{flex:120px}.checker{background-color:var(--checker-a);background-image:conic-gradient(var(--checker-b) 25%, transparent 0 50%, var(--checker-b) 0 75%, transparent 0)}.pixel-editor{flex-direction:column;gap:10px;display:flex}.brushes{grid-template-columns:repeat(4,1fr);gap:4px;display:grid}.brush{border:1px solid var(--border);background:var(--surface);cursor:pointer;border-radius:999px;justify-content:center;align-items:center;gap:6px;height:30px;padding:0 6px;font-size:13px;display:inline-flex}.brush[aria-checked=true],.brush[aria-pressed=true]{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 18%, var(--surface))}.brush-swatch{width:12px;height:12px;box-shadow:inset 0 0 0 1px color-mix(in srgb, var(--text) 35%, transparent);border-radius:3px}.brush-swatch[data-empty=true]{background:repeating-linear-gradient(45deg, transparent 0 2px, color-mix(in srgb, var(--text) 35%, transparent) 2px 3px)!important}.pixel-grid{grid-template-columns:repeat(var(--cols), var(--cell));grid-auto-rows:var(--cell);border:1px solid var(--border);touch-action:none;-webkit-user-select:none;user-select:none;cursor:crosshair;width:max-content;margin:0 auto;display:grid}.pixel-grid[data-transparent=true]{background-color:var(--checker-a);background-image:conic-gradient(var(--checker-b) 25%, transparent 0 50%, var(--checker-b) 0 75%, transparent 0);background-size:calc(var(--cell) * 2) calc(var(--cell) * 2)}.pixel-cell{position:relative;box-shadow:inset 0 0 0 .5px #80808059}.pixel-cell.is-mirrored{opacity:.45}.pixel-cell.is-fixed{box-shadow:inset 0 0 0 2px #0000008c}.pixel-cell.is-fixed:after,.pixel-cell.is-fixed-empty:after{content:"";background:#0000008c;border-radius:50%;position:absolute;inset:30%;box-shadow:0 0 0 1px #fff9}.pixel-cell.is-fixed-empty:after{box-shadow:none;background:linear-gradient(45deg, transparent 43%, var(--danger) 43% 57%, transparent 57%), linear-gradient(-45deg, transparent 43%, var(--danger) 43% 57%, transparent 57%);border-radius:0;inset:25%}.toolbar{background:var(--surface);border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:flex-end;gap:12px 20px;padding:12px 16px;display:flex}.seed-field{grid-template-rows:auto 34px;grid-template-columns:minmax(90px,140px) auto;gap:4px 6px;display:grid}.seed-field label{grid-column:1/-1}.seed-field input{font-family:ui-monospace,monospace}.export{align-items:flex-end;gap:6px;margin-left:auto;display:flex}.export .stepper{width:110px}.preview-frame{flex:1;min-height:0;position:relative}.preview-frame.is-transparent{background-color:var(--checker-a);background-image:conic-gradient(var(--checker-b) 25%, transparent 0 50%, var(--checker-b) 0 75%, transparent 0);background-size:20px 20px}.preview{position:absolute;inset:0;overflow:hidden}.preview-canvas{cursor:pointer;image-rendering:pixelated;display:block}.dialog{border:1px solid var(--border);background:var(--surface);width:min(560px,100vw - 32px);max-height:calc(100dvh - 32px);color:var(--text);border-radius:12px;padding:0;box-shadow:0 20px 60px #0006}.dialog::backdrop{background:#0000008c}.dialog-body{padding:20px 24px 24px}.dialog-header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.dialog h2{font-size:18px}.dialog h3{margin-top:16px;font-size:14px}.legend{flex-direction:column;gap:6px;padding:0;list-style:none;display:flex}.legend-swatch{vertical-align:-2px;width:14px;height:14px;box-shadow:inset 0 0 0 1px color-mix(in srgb, var(--text) 35%, transparent);border-radius:3px;display:inline-block}.legend-swatch[data-kind=empty]{background:repeating-linear-gradient(45deg, transparent 0 2px, color-mix(in srgb, var(--text) 35%, transparent) 2px 3px)}.legend-swatch[data-kind=body]{background:#fff}.legend-swatch[data-kind=accent]{background:#333}.legend-swatch[data-kind=fixed]{background:radial-gradient(circle,#0009 30%,#fff 33%);box-shadow:inset 0 0 0 2px #0000008c}.shortcuts{gap:6px;margin:8px 0 0;display:grid}.shortcuts div{gap:12px;display:flex}.shortcuts dt{flex:none;width:170px}.shortcuts dd{color:var(--muted);margin:0}kbd{border:1px solid var(--border);background:var(--surface-2);border-bottom-width:2px;border-radius:4px;padding:1px 6px;font-family:ui-monospace,monospace;font-size:12px}.toast{background:var(--text);color:var(--bg);opacity:0;pointer-events:none;border-radius:8px;padding:10px 16px;font-weight:500;transition:opacity .2s,transform .2s;position:fixed;bottom:24px;left:50%;transform:translate(-50%,16px);box-shadow:0 8px 24px #0000004d}.toast[data-visible=true]{opacity:1;transform:translate(-50%)}@media (width<=800px){.app{grid-template:"top""stage"55dvh"side"/minmax(0,1fr);height:auto;min-height:100dvh}.sidebar{border-right:0;border-top:1px solid var(--border);overflow:visible}.logo{white-space:normal;font-size:14px;line-height:1.1}.coffee{padding:6px 8px}.coffee span{display:none}.export{flex-wrap:wrap;margin-left:0}.toolbar>*{flex:auto}}@media (width<=420px){.topbar{padding:8px 12px}.topbar-actions>a.icon-button{display:none}}@media (prefers-reduced-motion:reduce){*{transition:none!important}}