:root{--safe-area-bottom: env(safe-area-inset-bottom, 0px)}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;width:100%;max-width:100%;overflow-x:hidden;scroll-behavior:smooth;font-family:Inter,Segoe UI,system-ui,sans-serif}body{background-color:#f3f4f6}p,span,h1,h2,h3,h4,h5,h6,a,div{overflow-wrap:break-word;word-wrap:break-word;word-break:break-word}.mobile-only{display:none!important}@media(max-width:768px){.desktop-only{display:none!important}.mobile-only{display:inline-block!important}}.app-loader-overlay{position:fixed;inset:0;width:100vw;height:100vh;background:radial-gradient(circle at center,#fff,#f0fdfa);display:flex;justify-content:center;align-items:center;z-index:9999999;opacity:1;visibility:visible;transition:opacity .5s ease-in-out,visibility .5s ease-in-out}.app-loader-overlay.fade-out{opacity:0;visibility:hidden}.tooth-brushing-loader{display:flex;flex-direction:column;align-items:center;gap:40px}.animation-container{position:relative;width:280px;height:180px;display:flex;justify-content:center;align-items:center;padding:10px;overflow:visible}.contra-wrapper{position:absolute;width:130px;height:54px;top:25px;left:115px;z-index:10;pointer-events:none;transform-origin:90% 50%;animation:contra-action 2.4s cubic-bezier(.455,.03,.515,.955) forwards}.contra-wrapper .contra-svg{width:100%;height:100%;filter:drop-shadow(0 5px 8px rgba(0,0,0,.08));overflow:visible}.water-sprays-container{position:absolute;top:25px;left:70px;width:110px;height:40px;pointer-events:none;z-index:5;overflow:visible;animation:sprays-fade 2.4s forwards}.water-sprays-container .spray{position:absolute;background:linear-gradient(135deg,#38bdf8bf,#0e749080);border-radius:0 50% 50%;opacity:0}.water-sprays-container 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