:root{--bg: #fbfaf7;--fg: #1d1b18;--muted: #6b665e;--line: #e4e0d8;--accent: #1f6f5c;--error: #a3322a;--warn-bg: #f5efe0;color-scheme:light dark;font-family:system-ui,-apple-system,Segoe UI,sans-serif}@media (prefers-color-scheme: dark){:root{--bg: #141311;--fg: #ece8e1;--muted: #a39d93;--line: #2e2b27;--accent: #5cc2a6;--error: #ef8a80;--warn-bg: #2a261d}}body{margin:0;background:var(--bg);color:var(--fg)}main{max-width:40rem;margin:0 auto;padding:2rem 1rem 4rem;line-height:1.5}h1{font-size:1.5rem;margin:0 0 .25rem}h2{font-size:1rem;margin:0 0 .5rem}.sub{color:var(--muted);margin-top:0}section{border-top:1px solid var(--line);padding:1rem 0}input{font:inherit;padding:.35rem .5rem;border:1px solid var(--line);border-radius:6px;background:transparent;color:inherit;width:9rem;max-width:100%}button{font:inherit;padding:.4rem .9rem;border-radius:6px;border:1px solid var(--line);background:transparent;color:inherit;cursor:pointer}button.primary{background:var(--accent);border-color:var(--accent);color:var(--bg)}button:disabled{opacity:.5;cursor:default}code{font-size:.9em}.status{color:var(--accent)}.error{color:var(--error)}.warn{background:var(--warn-bg);padding:.75rem;border-radius:6px;font-size:.9rem}code,.invoice{overflow-wrap:anywhere}