.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:2rem;position:relative}.hero-icon{font-size:5rem;margin-bottom:1.5rem;animation:wave 2s ease-in-out infinite}@keyframes wave{0%,to{transform:rotate(0)}25%{transform:rotate(20deg)}75%{transform:rotate(-20deg)}}.hero h1{font-size:clamp(5rem,20vw,12rem);font-weight:900;letter-spacing:-.03em;margin-bottom:1rem;text-shadow:0 4px 30px rgba(0,0,0,.3);line-height:1}.hero-tagline{font-size:clamp(1.2rem,4vw,1.8rem);font-weight:300;opacity:.9;max-width:500px}.scroll-indicator{position:absolute;bottom:2rem;animation:bounce 2s infinite;opacity:.7;font-size:2rem}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(10px)}}.scroll-stack{padding:0 1rem;padding-bottom:40vh}.card-container{position:sticky;height:70vh;display:flex;align-items:flex-start;justify-content:center;padding-top:2rem}.card{width:100%;max-width:450px;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:24px;padding:3rem 2rem;border:1px solid rgba(255,255,255,.2);box-shadow:0 25px 50px -12px #00000080;text-align:center;transform-origin:center top;transition:transform .1s ease-out,opacity .1s ease-out}.card-icon{font-size:4rem;margin-bottom:1.5rem}.card h2{font-size:1.6rem;font-weight:700;margin-bottom:1rem;line-height:1.3}.card p{font-size:1.15rem;line-height:1.6;opacity:.9}.download{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:2rem}.download h2{font-size:clamp(2rem,6vw,3.5rem);font-weight:800;margin-bottom:1rem}.download>p{font-size:1.2rem;opacity:.8;margin-bottom:2rem}.badges{display:flex;flex-direction:column;align-items:center;gap:.5rem}.badge-link{transition:transform .2s,opacity .2s}.badge-link:hover{transform:translateY(-3px) scale(1.02)}.badge-link img{height:50px;width:auto}@media(max-width:600px){.card{padding:2rem 1.5rem}.card-icon{font-size:3rem}.card h2{font-size:1.4rem}.card p{font-size:1rem}}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:linear-gradient(135deg,#0f2942,#1a365d,#2c5282);background-attachment:fixed;color:#fff;min-height:100vh}