:root{--bg:#121820;--surface:#18202a;--raised:#212b37;--line:#2b3644;--text:#e5e9ef;--muted:#8b96a5;--you:#263850;--ai:#9fb3ff;--ai-wash:#1f2840;--attention:#f0b45e;--attention-wash:#2e2619;--danger:#f08a7a;--font:"Instrument Sans",system-ui,-apple-system,"Segoe UI",sans-serif;--step--1:0.8125rem;--step-0:0.9375rem;--step-1:1.125rem;--step-2:1.375rem;color-scheme:dark}*{box-sizing:border-box}body,html{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:var(--font);font-size:var(--step-0);line-height:1.45;-webkit-font-smoothing:antialiased}a{color:inherit}button,textarea{font:inherit;color:inherit}:focus-visible{outline:2px solid var(--ai);outline-offset:2px}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.shell{display:grid;grid-template-columns:196px 1fr;height:100dvh}.nav{border-right:1px solid var(--line);padding:20px 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