:root{--bg:#f4f7fb;--panel:#fff;--text:#172033;--muted:#6b7280;--line:#e5e7eb;--primary:#2563eb;--primary2:#1d4ed8;--danger:#dc2626;--success:#15803d;--sidebar:#0f172a}*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}body{margin:0}a{color:inherit;text-decoration:none}.shell{min-height:100vh;display:grid;grid-template-columns:250px minmax(0,1fr)}.sidebar{position:sticky;top:0;height:100vh;background:var(--sidebar);color:#cbd5e1;padding:22px 16px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:10px;color:#fff;margin:0 8px 26px}.brand span{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:#fff;color:#0f172a;font-weight:900}.brand.big{justify-content:center;margin:0 0 20px}.brand.big span{width:55px;height:55px;border-radius:17px}.brand.big b{color:#0f172a;font-size:24px}.sidebar 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