:root{--paper:#fff;--card:#fff;--ink:#141414;--body:#374151;--muted:#6b7280;--faint:#9ca3af;--line:#e5e7eb;--hair:#f3f4f6;--violet:#7c3aed;--violet-l:#c4b5fd;--tint:#f5f3ff;--accent:#7c3aed;--accent-d:#6d28d9;--accent-l:#c4b5fd;--accent-wash:#f5f3ff;--ok:#2e8b57;--warn:#a15c00;--bad:#9b1c1c;--sans:Inter, Helvetica, Arial, sans-serif;--mono:"JetBrains Mono", ui-monospace, Menlo, monospace;--w:1180px}*{box-sizing:border-box}html,body{margin:0}body{background:var(--paper);color:var(--body);font:14.5px/1.55 var(--sans);-webkit-font-smoothing:antialiased}a{color:var(--violet)}.shell{max-width:var(--w);margin:0 auto;padding:0 24px}@media (max-width:860px){.shell{padding:0 16px}}.topbar{border-bottom:1px solid var(--line);background:var(--card)}.topbar .shell{flex-wrap:wrap;align-items:center;gap:20px;min-height:60px;display:flex}.brand{color:var(--ink);letter-spacing:-.01em;font-weight:700;text-decoration:none}.brand 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