@keyframes heartbeat{0%,50%,to{transform:scale(1)}25%{transform:scale(1.1)}75%{transform:scale(1.05)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-3px)}}@keyframes ripple{0%{transform:scale(1);opacity:1}to{transform:scale(2);opacity:0}}.animation-delay-300{animation-delay:.3s}.animation-delay-500{animation-delay:.5s}.heartbeat-animation{animation:heartbeat 2s ease-in-out infinite}.float-animation{animation:float 3s ease-in-out infinite}.ripple-animation{animation:ripple 1.5s ease-out infinite}.premium-button-hover{position:relative;overflow:hidden}.premium-button-hover:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.premium-button-hover:hover:before{left:100%}.premium-nav-container{background:rgba(255,255,255,.95);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.5);box-shadow:0 25px 50px -12px rgba(0,0,0,.1)}.premium-nav-button{transition:all .3s cubic-bezier(.4,0,.2,1)}.premium-nav-button:hover{transform:translateY(-2px)}