:root{--ink:#292723;--muted:#706c64;--paper:#f7f5f0;--surface:#fffefa;--line:#e5e0d6;--accent:#a34d34;--green:#40705c;--amber:#946d2c;--shadow:0 18px 50px rgba(54,45,32,.08)}*{box-sizing:border-box}html{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Tahoma,sans-serif;color:var(--ink);background:var(--paper);line-height:1.6}body{margin:0}a{color:inherit}.app-shell{min-height:100vh;display:grid;grid-template-columns:260px minmax(0,1fr)}aside{position:sticky;top:0;height:100vh;padding:28px 20px;background:#efebe3;border-right:1px solid var(--line);display:flex;flex-direction:column}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;font-weight:750;line-height:1.2}.brand 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