:root{--ink:#1b181a;--ink-muted:#6b6467;--line:#e2dcde;--surface:#fff;--surface-muted:#f6f4f5;--surface-sunken:#efebed;--accent:#6e3853;--accent-soft:#f5ecf0;--danger:#c4443c;--warn:#a9750f;--ok:#2f8f5b;--sidebar-width:232px;--sidebar-rail:60px;--topbar-height:52px}*{box-sizing:border-box}body{color:var(--ink);background:var(--surface-muted);margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px;overflow-x:hidden}main{max-width:1100px;margin:0 auto;padding:24px 20px 64px}h1{margin:0 0 4px;font-size:20px}h2{text-transform:uppercase;letter-spacing:.04em;color:var(--ink-muted);margin:0 0 8px;font-size:13px}a{color:var(--accent)}.muted{color:var(--ink-muted)}.align-right{text-align:right}.shell{grid-template-columns:var(--sidebar-width) minmax(0, 1fr);min-height:100vh;display:grid}.shell--collapsed{grid-template-columns:var(--sidebar-rail) minmax(0, 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