:root{color-scheme:light;--background:#f4f6f8;--surface:#ffffff;--surface-soft:#f9fafb;--foreground:#1d252c;--muted:#65717b;--border:#d9e0e6;--accent:#1f7a5c;--accent-strong:#155a43;--danger:#a73737;--danger-soft:#fff1f1;--success-soft:#eefbf3;--warning:#8a5a00;--sidebar:#111c24;--sidebar-muted:#a9b5bd;--sidebar-border:#263540;--shadow:0 18px 45px rgba(28,38,48,0.08)}*{box-sizing:border-box}body,html{min-height:100%}body{margin:0;background:var(--background);color:var(--foreground);font-family:Arial,Helvetica,sans-serif}a{color:inherit}h1,h2,h3,p{margin-top:0}.appFrame{display:grid;grid-template-columns:280px minmax(0,1fr);min-height:100vh}.appSidebar{position:-webkit-sticky;position:sticky;top:0;height:100vh;overflow-y:auto;background:var(--sidebar);color:white;padding:22px 18px}.brandBlock{display:flex;gap:12px;align-items:center;margin-bottom:26px;text-decoration:none}.brandMark{display:inline-grid;width:42px;height:42px;place-items:center;border-radius:8px;background:var(--accent);font-weight:800}.brandBlock small,.brandBlock strong{display:block}.brandBlock small{color:var(--sidebar-muted);margin-top:2px}.sideNav{display:grid;grid-gap:18px;gap:18px}.navGroup h2{margin:0 0 8px;color:var(--sidebar-muted);font-size:.75rem;letter-spacing:0;text-transform:uppercase}.navGroup ul{display:grid;grid-gap:4px;gap:4px;list-style:none;margin:0;padding:0}.navLink{display:flex;justify-content:space-between;gap:8px;align-items:center;min-height:38px;border-radius:7px;padding:8px 10px;color:#eef4f2;text-decoration:none}.navLink.active{background:var(--accent);color:white;font-weight:700}.navLink.disabled{color:var(--sidebar-muted);cursor:default}.navLink small{border:1px solid var(--sidebar-border);border-radius:999px;padding:2px 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