:root{--navy:#1e4066;--navy-dark:#102a43;--green:#148779;--green-dark:#0f766e;--green-soft:#e8f6f3;--gold:#b88a34;--page:#f3f7fb;--surface:#fff;--border:#dbe3ec;--text:#102a43;--muted:#526173;--soft:#7f8ea3;--danger:#c2414b}*{box-sizing:border-box}html{background:var(--page);min-width:320px}body{background:var(--page);color:var(--text);margin:0;font-family:Arial,Helvetica,sans-serif;font-size:14px}button,input{font:inherit}a{color:inherit;text-decoration:none}.shell{grid-template-columns:248px 1fr;min-height:100vh;display:grid}.sidebar{background:var(--navy-dark);color:#fff;flex-direction:column;gap:28px;padding:24px 16px;display:flex}.brand{align-items:center;gap:12px;padding:0 8px;display:flex}.brand-mark{color:#e6c778;letter-spacing:-2px;border:1px solid #fff3;border-radius:10px;place-items:center;width:42px;height:42px;font-weight:800;display:grid}.brand strong{font-size:15px;display:block}.brand small{color:#adc0d4}.nav{gap:6px;display:grid}.nav 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