/* 滚动渐入初始态 + hero 浮动微动画 */
.ms-why-c-card,.ms-apps-c-card,.ms-about-c-grid,.ms-clients-c-wall li{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.ms-why-c-card.is-visible,.ms-apps-c-card.is-visible,.ms-about-c-grid.is-visible,.ms-clients-c-wall li.is-visible{opacity:1;transform:translateY(0)}
.ms-hero-c-badge{animation:floatBadge 4s ease-in-out infinite}
@keyframes floatBadge{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}