.bg-watermark{position:fixed;top:0;left:0;width:100vw;height:100vh;pointer-events:none;z-index:-3;overflow:hidden}.bg-watermark:before{content:"";position:absolute;top:-10%;left:-10%;width:70vw;height:70vh;background:radial-gradient(circle,rgba(0,209,255,.15) 0%,transparent 60%);filter:blur(80px);animation:auroraFlow 25s infinite alternate ease-in-out}.bg-watermark:after{content:"";position:absolute;bottom:-10%;right:-10%;width:80vw;height:80vh;background:radial-gradient(circle,rgba(138,43,226,.15) 0%,transparent 60%);filter:blur(100px);animation:auroraFlowAlt 30s infinite alternate ease-in-out}.bg-grid{position:fixed;bottom:0;left:0;width:100vw;height:100vh;pointer-events:none;z-index:-2;transform:perspective(600px) rotateX(60deg) scale(2.5) translateY(20%);transform-origin:bottom center;background-image:linear-gradient(rgba(0,209,255,.08) 2px,transparent 2px),linear-gradient(90deg,rgba(0,209,255,.08) 2px,transparent 2px);background-size:80px 80px;-webkit-mask-image:linear-gradient(to top,black 40%,transparent 100%);mask-image:linear-gradient(to top,black 40%,transparent 100%);animation:gridScroll 15s linear infinite}.bg-particles{position:fixed;top:0;left:0;width:100vw;height:100vh;pointer-events:none;z-index:-1;overflow:hidden}.bg-particles span{position:absolute;width:2px;height:15px;background:#00d1ff99;border-radius:2px;filter:drop-shadow(0 0 6px rgba(0,209,255,.8));animation:sparkRise 15s infinite ease-in;bottom:-20px}.bg-particles span:nth-child(1){left:10%;animation-delay:0s;animation-duration:8s;opacity:.8;height:20px}.bg-particles span:nth-child(2){left:20%;animation-delay:2s;animation-duration:12s;opacity:.6}.bg-particles span:nth-child(3){left:30%;animation-delay:4s;animation-duration:9s;opacity:.9;height:12px}.bg-particles span:nth-child(4){left:40%;animation-delay:1s;animation-duration:15s;opacity:.5}.bg-particles span:nth-child(5){left:50%;animation-delay:3s;animation-duration:10s;opacity:.7;height:25px}.bg-particles span:nth-child(6){left:60%;animation-delay:5s;animation-duration:11s;opacity:.8}.bg-particles span:nth-child(7){left:70%;animation-delay:2.5s;animation-duration:14s;opacity:.4}.bg-particles span:nth-child(8){left:80%;animation-delay:.5s;animation-duration:9s;opacity:.9;height:18px}.bg-particles span:nth-child(9){left:90%;animation-delay:3.5s;animation-duration:13s;opacity:.5}.bg-particles span:nth-child(10){left:15%;animation-delay:1.5s;animation-duration:10s;opacity:.7}.bg-particles span:nth-child(11){left:35%;animation-delay:4.5s;animation-duration:16s;opacity:.6}.bg-particles span:nth-child(12){left:55%;animation-delay:2.8s;animation-duration:11s;opacity:.8;height:14px}.bg-particles span:nth-child(13){left:75%;animation-delay:.8s;animation-duration:12s;opacity:.5}.bg-particles span:nth-child(14){left:85%;animation-delay:3.2s;animation-duration:15s;opacity:.4}.bg-particles span:nth-child(15){left:25%;animation-delay:1.8s;animation-duration:9s;opacity:.9;height:22px}@keyframes auroraFlow{0%{transform:translate(0) scale(1)}33%{transform:translate(5%,10%) scale(1.1)}66%{transform:translate(-5%,5%) scale(.95)}to{transform:translate(-10%,-5%) scale(1.05)}}@keyframes auroraFlowAlt{0%{transform:translate(0) scale(1)}33%{transform:translate(-8%,-5%) scale(1.15)}66%{transform:translate(5%,-10%) scale(.9)}to{transform:translate(8%,5%) scale(1.05)}}@keyframes gridScroll{0%{background-position:0 0}to{background-position:0 80px}}@keyframes sparkRise{0%{transform:translateY(0);opacity:0}10%{opacity:inherit}90%{opacity:inherit}to{transform:translateY(-120vh);opacity:0}}.animate-on-scroll{opacity:0;transform:translateY(30px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1);will-change:opacity,transform}.animate-on-scroll.is-visible{opacity:1;transform:translateY(0)}