*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Arial,Helvetica,sans-serif;background:linear-gradient(135deg,#2d3a5a,#3a4d7a,#4a6090);color:#fff;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;display:flex;justify-content:center;align-items:center;min-height:100vh}#root{width:100%}.main-container{width:100%;min-height:100vh;display:flex;justify-content:center;align-items:center;padding:20px;position:relative;overflow:hidden}.main-container:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 20% 30%,rgba(212,160,23,.1) 0%,transparent 40%),radial-gradient(circle at 80% 70%,rgba(18,179,21,.08) 0%,transparent 40%);pointer-events:none;animation:pulse-bg 4s ease-in-out infinite alternate}@keyframes pulse-bg{0%{opacity:.5;transform:scale(1)}to{opacity:1;transform:scale(1.05)}}.card{text-align:center;max-width:500px;width:100%;background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:24px;padding:40px 30px;border:1px solid rgba(255,255,255,.1);box-shadow:0 8px 32px #0000004d,0 0 60px #d4a0171a;position:relative;z-index:1;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.app-logo{width:280px;max-width:80%;border-radius:16px;display:block;margin:0 auto 25px;box-shadow:0 8px 25px #0006,0 0 30px #d4a0174d;border:3px solid rgba(212,160,23,.4);transition:transform .3s ease,box-shadow .3s ease}.app-logo:hover{transform:scale(1.05) rotate(1deg);box-shadow:0 12px 35px #00000080,0 0 40px #d4a01780}.app-title{font-size:28px;font-weight:700;margin-bottom:25px;text-align:center;background:linear-gradient(135deg,gold,#ff8c00,gold);background-size:200% auto;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;animation:shimmer 3s linear infinite;text-shadow:0 0 30px rgba(212,160,23,.3);letter-spacing:2px}@keyframes shimmer{0%{background-position:0% center}to{background-position:200% center}}.download-btn{background:linear-gradient(135deg,#12b315,#0fa012,#0d8f10);color:#fff;border:none;padding:16px 35px;font-size:18px;font-weight:700;border-radius:50px;cursor:pointer;display:inline-flex;align-items:center;gap:10px;margin-top:15px;position:relative;overflow:hidden;text-transform:uppercase;letter-spacing:1px;animation:glow 2s infinite;transition:all .3s ease-in-out;box-shadow:0 4px 15px #12b31566,0 0 30px #12b31533}.download-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shine 2s infinite}@keyframes shine{0%{left:-100%}50%,to{left:100%}}@keyframes glow{0%{box-shadow:0 0 10px #12b31566,0 4px 15px #12b3154d}50%{box-shadow:0 0 25px #12b315cc,0 4px 20px #12b31580}to{box-shadow:0 0 10px #12b31566,0 4px 15px #12b3154d}}.download-btn:hover{transform:scale(1.08) translateY(-4px);background:linear-gradient(135deg,#14c917,#12b315,#0fa012);box-shadow:0 8px 30px #12b31599,0 0 50px #12b31566}.download-btn:active{transform:scale(1.02) translateY(-2px)}.icon{font-size:22px;animation:bounce 1s ease-in-out infinite}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-3px)}}@media(max-width:500px){.card{padding:30px 20px;margin:10px}.app-title{font-size:22px;letter-spacing:1px}.download-btn{font-size:16px;padding:14px 28px}.app-logo{width:220px}}