:root{--bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#64748b;--border:#e2e8f0;--green:#16a34a;--green-dark:#15803d;--orange:#f97316;--red:#dc2626;--shadow:0 16px 40px rgba(15,23,42,.08);--radius:22px}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}a{color:var(--green);text-decoration:none}button,input,select,textarea{font:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{width:270px;background:#101827;color:#fff;padding:22px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;gap:12px;align-items:center;margin-bottom:24px}.brand.center{justify-content:center;color:var(--text);margin-bottom:10px}.brand-icon{width:44px;height:44px;border-radius:16px;background:linear-gradient(135deg,#16a34a,#86efac);color:#fff;display:grid;place-items:center;font-weight:900}.brand 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