@keyframes gradientShift{0%,to{background-position:0%}50%{background-position:100%}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}@keyframes heroReveal{0%{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}@keyframes scrollIn{0%{opacity:0;transform:translateY(32px)}to{opacity:1;transform:translateY(0)}}.landing-hero-gradient{background-size:200% 200%;animation:14s ease-in-out infinite gradientShift}.landing-float{animation:8s ease-in-out infinite float}.landing-float-delay-1{animation-delay:1s}.landing-float-delay-2{animation-delay:3s}.landing-scroll-in{opacity:0;transition:opacity .6s ease-out,transform .6s ease-out;transform:translateY(28px)}.landing-scroll-in-visible{opacity:1;transform:translateY(0)}.landing-fade-up{opacity:0;transition:opacity .5s ease-out,transform .5s ease-out;transform:translateY(20px)}.landing-fade-up-visible{opacity:1;transform:translateY(0)}.landing-step-card{transition:transform .25s,box-shadow .25s}.landing-step-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px -8px #0000001f,0 0 0 1px #0000000a}.landing-challenge-card{transition:transform .25s,box-shadow .25s}.landing-challenge-card:hover{transform:translateY(-6px);box-shadow:0 16px 32px -10px #db277733,0 0 0 1px #0000000a}.landing-play-btn{transition:transform .2s}.landing-challenge-card:hover .landing-play-btn{transform:translate(-50%,-50%)scale(1.1)}.landing-cta-btn{transition:transform .2s,box-shadow .2s}.landing-cta-btn:hover{transform:scale(1.05);box-shadow:0 12px 28px -8px #00000040}.landing-nav-cta:hover{transform:scale(1.03)}