:root{--gh-canvas:#22272e;--gh-canvas-subtle:#2d333b;--gh-canvas-inset:#1c2128;--gh-border:#444c56;--gh-border-muted:#373e47;--gh-fg:#e6edf3;--gh-fg-muted:#b0bec9;--gh-fg-subtle:#8b99a7;--gh-accent:#539bf5;--gh-accent-emphasis:#316dca;--gh-success:#57ab5a;--gh-danger:#e5534b;--gh-attention:#c69026;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}html,body{background:var(--gh-canvas-inset);color:var(--gh-fg);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans,Helvetica,Arial,sans-serif}a{color:var(--gh-accent)}main.tool-card{max-width:1440px;height:calc(100vh - 4rem);color:var(--gh-fg);background:var(--gh-canvas);border:1px solid var(--gh-border-muted);box-sizing:border-box;border-radius:12px;flex-direction:column;margin:2rem auto;padding:1.25rem;display:flex}main.tool-card.compact{font-variant-numeric:tabular-nums;max-width:520px;height:auto}main.tool-card>header{position:relative}main.tool-card>header h1{margin:0 0 .25rem;font-size:1.5rem}main.tool-card .sub{color:var(--gh-fg-muted);margin:0 0 1.25rem;font-size:.9rem}main.tool-card .home{color:var(--gh-fg-muted);font-size:1.4rem;line-height:1;text-decoration:none;position:absolute;top:-8px;right:0}main.tool-card .home:hover{color:var(--gh-accent)}main.tool-card .card{background:var(--gh-canvas-subtle);border:1px solid var(--gh-border-muted);border-radius:6px;padding:1rem 1.25rem}main.tool-card .card h2{color:var(--gh-fg-muted);text-transform:uppercase;letter-spacing:.06em;margin:0;font-size:.85rem;font-weight:600}main.tool-card button{font:inherit;background:var(--gh-canvas-subtle);border:1px solid var(--gh-border);color:var(--gh-fg);cursor:pointer;border-radius:6px;padding:.3rem .65rem;font-size:.8rem}main.tool-card button:hover:not(:disabled){border-color:var(--gh-accent);color:var(--gh-accent)}main.tool-card button:disabled{opacity:.5;cursor:not-allowed}main.tool-card textarea{background:var(--gh-canvas-inset);border:1px solid var(--gh-border);min-height:0;color:var(--gh-fg);resize:none;border-radius:6px;flex:1;padding:.75rem;font-family:ui-monospace,Cascadia Code,monospace;font-size:.85rem;line-height:1.4}main.tool-card textarea:focus{outline:2px solid var(--gh-accent);outline-offset:-1px;border-color:#0000}main.tool-card .output{white-space:pre-wrap;word-break:break-word;background:var(--gh-canvas-inset);border:1px solid var(--gh-border);min-height:0;color:var(--gh-fg);border-radius:6px;flex:1;margin:0;padding:.75rem;font-family:ui-monospace,Cascadia Code,monospace;font-size:.85rem;line-height:1.4;overflow:auto}main.tool-card .output.placeholder{color:var(--gh-fg-subtle)}main.tool-card .output:focus{outline:2px solid var(--gh-accent);outline-offset:-1px;border-color:#0000}