/* wenxin-animations.css - 动画定义：fadeUp、stagger、过渡曲线 */
@keyframes pulseBrand {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.6; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeUpStagger {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}