html:root{--background:#f6f5f0;--foreground:#232b27;--accent:#285a43;--soft:#eaf0e6}html .brand{white-space:normal;font-size:21px}html .site-header{max-width:1328px;min-height:86px}html .tool-hero{grid-template-columns:minmax(0,1fr);gap:28px;max-width:1328px;min-height:auto;padding-top:48px}html .hero-copy h1{letter-spacing:-1.8px;max-width:100%;margin-bottom:16px;font-size:clamp(34px,4vw,54px)}html .hero-copy .eyebrow{margin-bottom:14px}html .hero-copy .intro{max-width:780px;margin-bottom:8px;font-size:18px}html .hero-copy .quiet{margin:0}html .tool-card{border-radius:10px;padding:0;overflow:hidden;box-shadow:0 8px 24px #20332d06}.converter-top{border-bottom:1px solid var(--border);letter-spacing:1px;justify-content:space-between;gap:12px;padding:19px 24px;font-size:11px;font-weight:700;display:flex}.local-badge{color:var(--accent);letter-spacing:0;font-weight:400}.converter-layout{grid-template-columns:300px minmax(0,1fr);display:grid}.converter-controls{border-right:1px solid var(--border);background:#fcfcf9;padding:24px}.converter-workspace{min-width:0;padding:24px}.step-label{letter-spacing:1.4px;color:var(--muted);font-size:10px;font-weight:700;display:block}.upload-zone{cursor:pointer;background:var(--soft);border:1px dashed #93a695;border-radius:6px;padding:16px}.upload-zone strong{margin:12px 0 8px;font-size:15px;display:block}.upload-zone>span:last-of-type{color:var(--muted);font-size:11px;font-weight:400}.upload-zone input{width:100%;min-width:0;margin-top:14px;font-size:11px;display:block}.upload-zone input::file-selector-button{border:1px solid var(--border);color:var(--foreground);cursor:pointer;background:#fff;border-radius:3px;padding:7px}.file-name{overflow-wrap:anywhere;color:var(--muted);margin:8px 0 14px;font-size:11px}html .tool-card .secondary{border:1px solid var(--border);color:var(--foreground);background:#fff;min-height:42px;padding:10px 12px;font-size:13px}html .tool-card .secondary[aria-pressed=true]{border-color:var(--accent);background:var(--soft);color:var(--accent)}html .tool-card button:disabled{opacity:.55;cursor:default}.arcade-converter fieldset{border:0;min-width:0;margin:24px 0 0;padding:0}.arcade-converter legend{margin-bottom:12px}.preset-row{gap:10px;margin-bottom:14px;display:flex}.preset-row button{justify-content:center}.dimension-row{grid-template-columns:minmax(0,1fr) 10px minmax(0,1fr);align-items:center;gap:10px;display:grid}.dimension-row label{margin-bottom:7px;font-size:12px}.dimension-row input[type=number]{height:44px;margin-bottom:16px;padding:8px 10px;font-size:16px}.arcade-converter select{border:1px solid var(--border);width:100%;color:var(--foreground);min-height:44px;font:inherit;background:#fff;border-radius:4px;padding:10px 6px;font-size:12px}.arcade-converter label{font-size:12px}.checkbox-label{align-items:center;gap:8px;min-height:30px;display:flex}.checkbox-label input{width:18px;height:18px;accent-color:var(--accent)}.arcade-converter input[type=range]{width:100%;accent-color:var(--accent);min-height:28px}.arcade-converter input[type=color]{border:1px solid var(--border);background:#fff;width:100%;height:38px;padding:2px}.control-help{color:var(--muted);margin:8px 0 16px;font-size:11px;line-height:1.6}.converter-controls>button[type=submit]{margin-top:20px}.preview-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.preview-grid figure{min-width:0;margin:0}.preview-grid figcaption{flex-wrap:wrap;justify-content:space-between;gap:6px;margin-bottom:10px;font-size:13px;font-weight:600;display:flex}.preview-grid figcaption span{color:var(--muted);font-size:11px;font-weight:400}.preview-checker,.transparent-swatch{background-color:#fff;background-image:conic-gradient(#e2e6df 25%, transparent 0 50%, #e2e6df 0 75%, transparent 0);background-size:16px 16px}.preview-checker{aspect-ratio:1;border:1px solid var(--border);border-radius:5px;place-items:center;padding:12px;display:grid;overflow:hidden}.preview-checker canvas{object-fit:contain;width:100%;height:100%;min-height:0;image-rendering:pixelated;display:block}.preview-checker p{color:#4e5c51;text-align:center;background:#fffffff0;border-radius:3px;padding:10px;font-size:12px}.palette-heading{letter-spacing:1px;color:var(--muted);flex-wrap:wrap;justify-content:space-between;gap:6px;margin:24px 0 12px;font-size:10px;display:flex}.palette-heading span:last-child{letter-spacing:0}.palette-swatches{grid-template-columns:repeat(16,minmax(0,1fr));gap:4px;display:grid}.palette-swatches span{aspect-ratio:1;border:1px solid #0002;border-radius:3px;width:100%;display:block}.palette-swatches small{text-align:center;color:var(--muted);margin-top:6px;font:10px monospace;display:block}.code-heading{justify-content:space-between;align-items:center;gap:12px;margin:24px 0 10px;display:flex}.code-heading label{margin:0;font-size:13px}html .tool-card .copy-button{gap:16px;width:auto;min-width:116px}.arcade-converter textarea{border:1px solid var(--border);color:#234330;resize:vertical;white-space:pre;background:#f7f8f5;border-radius:5px;width:100%;height:164px;padding:14px;font:11px/1.5 monospace}.converter-status{min-height:32px;color:var(--accent);margin:10px 0 0;font-size:12px;line-height:1.6}.converter-error{color:#9d2e15;font-size:13px;line-height:1.6}.arcade-converter noscript{padding:16px;display:block}@media (width<=800px){html .site-header{gap:12px;min-height:74px;padding:18px 20px}html .brand{max-width:235px;font-size:18px}html .tool-hero{gap:24px;padding:30px 16px 40px}html .hero-copy h1{letter-spacing:-1.3px;font-size:36px}html .hero-copy .intro{font-size:16px}.converter-layout{grid-template-columns:minmax(0,1fr)}.converter-controls{border-right:0;border-bottom:1px solid var(--border);padding:18px}.converter-workspace{padding:18px}.converter-top{padding:16px 18px;font-size:10px}.preview-grid{gap:10px}.preview-grid figcaption{font-size:12px}.preview-grid figcaption span{font-size:10px}.preview-checker{padding:4px}.preview-checker p{padding:6px;font-size:10px}.palette-swatches{grid-template-columns:repeat(8,minmax(0,1fr));gap:7px}.palette-swatches span{aspect-ratio:1.6}}