:root{--ink:#1f2937;--muted:#6b7280;--line:#e5e7eb;--surface:#fff;--soft:#f7f8fa;--brand:#2563eb;--brand-dark:#1d4ed8;--accent:#0f766e;--danger:#b42318;--shadow:0 10px 30px rgba(15,23,42,.07)}*{box-sizing:border-box}html{background:var(--soft)}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--ink);background:var(--soft)}body.app{display:grid;grid-template-columns:250px 1fr;min-height:100vh}aside{background:#fff;border-right:1px solid var(--line);padding:24px 18px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand,.login-brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}.brand-icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,#2563eb,#0f766e);color:#fff;font-weight:800;font-size:19px}.brand span:last-child,.login-brand div{display:grid}.brand small,.login-brand small,.user 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