:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color-scheme:dark;--bg:#0c0e12;--rail:#101217;--surface:#13161c;--surface2:#191d25;--border:#2a303b;--text:#eceef2;--muted:#949ba8;--accent:#b0f278;--accent-ink:#1c2a11}html[data-theme=light]{color-scheme:light;--bg:#f5f6f4;--rail:#fff;--surface:#fff;--surface2:#f1f3ef;--border:#dfe4dc;--text:#171a17;--muted:#667065;--accent:#538e2b;--accent-ink:#fff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:14px}.rail{position:fixed;inset:0 auto 0 0;width:244px;background:var(--rail);border-right:1px solid var(--border);padding:24px 14px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--text);font-size:16px;font-weight:650;padding:0 10px 32px}.brand-mark{display:grid;place-items:center;background:var(--accent);color:var(--accent-ink);font-weight:700;border-radius:9px;width:28px;height:28px}.nav-label,.eyebrow,.crumb{font:500 10px 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