:root{color-scheme:light dark;--bg:#f3f8f6;--surface:#fff;--alt:#e7f1ee;--text:#122521;--muted:#596a65;--action:#006b5f;--on-action:#fff;--border:#73847f;--line:#d3dfdb;--focus:#005bd7;--error:#ba1a1a;--success:#237a57;--warning:#805600;font:16px/1.5 system-ui,-apple-system,sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}main{width:min(100%,760px);margin:auto;padding:32px 24px 48px}header{margin-bottom:32px}h1{font-size:32px;line-height:1.25;margin:8px 0}h2{font-size:20px;line-height:1.3;margin:0 0 16px}p{margin:0 0 16px}header>p:last-child{font-size:18px;color:var(--muted)}.eyebrow{font-size:14px;color:var(--muted);margin:0}section{background:var(--surface);padding:24px;margin-bottom:24px;border-radius:12px}label{display:block;font-size:14px;font-weight:600;margin-bottom:16px}input,select,button{font:inherit;min-height:48px;width:100%;border-radius:8px}input,select{display:block;margin-top:8px;padding:12px;border:1px solid var(--border);background:var(--surface);color:var(--text);min-width:0}input:disabled,select:disabled{opacity:.7}button{font-size:15px;font-weight:600;padding:12px 16px;border:1px solid transparent;cursor:pointer;margin-bottom:12px}button:disabled{opacity:.5;cursor:default}button.primary{background:var(--action);color:var(--on-action)}button.secondary{background:var(--alt);color:var(--text)}button:last-child{margin-bottom:0}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.instructions{padding-left:24px;margin:0 0 16px}.instructions li{margin-bottom:8px}.hint,footer{font-size:13px;color:var(--muted)}.connection{font-weight:600;background:var(--alt);padding:12px 16px;border-radius:8px}details{margin-top:16px}summary{cursor:pointer;min-height:48px;padding:12px 0;font-weight:600;font-size:14px}details p{font-size:14px}pre{font:12px/1.5 ui-monospace,monospace;white-space:pre-wrap;overflow-wrap:anywhere;background:var(--alt);padding:12px;border-radius:8px;max-height:400px;overflow-y:auto}.progress-label{display:flex;gap:12px;justify-content:space-between;font-size:13px;margin:12px 0 8px}progress{display:block;width:100%;height:8px;accent-color:var(--action);margin-bottom:16px}#notice{font-size:14px;overflow-wrap:anywhere}.error{color:var(--error)}.result{border-top:1px solid var(--line);padding:16px 0}.result:first-child{border-top:0}.result h3{font-size:15px;margin:0 0 4px}.result p{font-size:13px;margin:4px 0;overflow-wrap:anywhere}.result .value{font-size:16px;font-weight:600}.valid{color:var(--success)}.attention{color:var(--warning)}.meta{color:var(--muted)}section>:last-child{margin-bottom:0}footer p{overflow-wrap:anywhere}.fields{min-width:0}@media(max-width:440px){section{padding:20px}main{padding-top:24px}h1{font-size:28px}}@media(prefers-color-scheme:dark){:root{--bg:#0e1c19;--surface:#172824;--alt:#20342f;--text:#f0faf7;--muted:#a8bbb5;--action:#70d7c5;--on-action:#06201b;--border:#6d827b;--line:#304a43;--focus:#8db8ff;--error:#ffb4ab;--success:#6fd2a3;--warning:#ffd06b}}