:root{--indigo-600: #4f46e5;--indigo-700: #4338ca}.spinner{border:3px solid rgba(0,0,0,.1);border-radius:50%;border-top-color:var(--indigo-600);width:32px;height:32px;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.slot-card{transition:all .2s cubic-bezier(.4,0,.2,1)}.slot-card.selected{border-color:var(--indigo-600);background-color:#f5f3ff;box-shadow:0 0 0 4px #eef2ff}.animate-pulse-subtle{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.hidden{display:none!important}@media(max-width:640px){#btn-submit{position:fixed;bottom:1rem;left:1rem;right:1rem;z-index:40;width:calc(100% - 2rem)}}