.intro-visual{position:relative;min-height:520px;display:flex;flex-direction:column;align-items:flex-start}
.intro-visual-stage{position:relative;width:100%;height:470px;display:flex;align-items:center;justify-content:center;perspective:900px}
.intro-visual img{display:block;width:120%;height:120%;margin-left:-10%;margin-top:-6%;object-fit:contain;object-position:center;opacity:.48;animation:portalFloat 8s ease-in-out infinite;transform-origin:center center;transition:transform .45s cubic-bezier(.2,.75,.25,1),opacity .45s ease}
.intro-visual-stage:hover img{opacity:.65;transform:translateY(-8px) rotateX(2deg) rotateY(-5deg) scale(1.025)}
@keyframes portalFloat{0%,100%{transform:translate3d(0,3px,0) rotate(0deg)}50%{transform:translate3d(0,-9px,0) rotate(.7deg)}}
@media(max-width:800px){.intro-visual{min-height:300px}.intro-visual-stage{height:260px}.intro-visual img{width:100%;height:260px;margin:0;animation:none}.intro-visual-stage:hover img{transform:none}}
@media(prefers-reduced-motion:reduce){.intro-visual img{animation:none}.intro-visual-stage:hover img{transform:none}}