html{scroll-behavior:smooth}.back-top{position:fixed;bottom:1.5rem;right:1.5rem;z-index:1050;padding:.5rem .8rem;font-size:1.2rem;border-radius:.5rem;box-shadow:0 4px 14px rgba(239,68,68,0.45);border:none;cursor:pointer;transition:transform .2s ease}.back-top:hover{transform:translateY(-3px)}.btn-ghost{border-radius:.6rem;transition:transform .2s ease}.btn-ghost:hover{transform:translateY(-2px)}.reveal{opacity:1 !important;transform:translateY(16px);transition:transform .5s ease-out}.reveal.is-visible{transform:none}.form-register{max-width:480px;margin:0 auto}