body{margin:0;padding:0;background-color:#f0f0f0;height:100vh;overflow:hidden;display:flex;justify-content:center;align-items:center}.satellite-wrapper{position:relative;width:260px;animation:float 3s ease-in-out infinite;z-index:2}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}.satellite{position:relative;width:100%;transform:rotate(45deg);animation:rotateAndVibrate 25s cubic-bezier(0.45,0.05,0.55,0.95) infinite}@keyframes rotateAndVibrate{0%{transform:rotate(45deg) translate(0,0)}10%{transform:rotate(25deg) translate(1px,-1px)}25%{transform:rotate(0deg) translate(-1px,1px)}35%{transform:rotate(-25deg) translate(1px,-1px)}50%{transform:rotate(-45deg) translate(1px,1px)}65%{transform:rotate(-25deg) translate(-1px,-1px)}75%{transform:rotate(0deg) translate(1px,-1px)}90%{transform:rotate(25deg) translate(1px,1px)}100%{transform:rotate(45deg) translate(0,0)}}.stars{position:absolute;width:100%;height:100%;background:transparent url('/images/stars.jpg') repeat top center;animation:moveStars 1000s linear infinite;z-index:-1}@keyframes moveStars{0%{background-position:0 0}100%{background-position:-10000px 5000px}}.signal-mask{position:absolute;top:50%;left:50%;height:2000px;width:100vw;transform:translate(-50%,-50%);overflow:hidden;pointer-events:none;z-index:1;clip-path:polygon(50% 50%,25% 100%,70% 100%);transform-origin:center center;animation:rotateSweep 25s cubic-bezier(0.45,0.05,0.55,0.95) infinite}@keyframes rotateSweep{0%{transform:translate(-50%,-50%) rotate(45deg)}10%{transform:translate(-50%,-50%) rotate(25deg)}25%{transform:translate(-50%,-50%) rotate(0deg)}35%{transform:translate(-50%,-50%) rotate(-25deg)}50%{transform:translate(-50%,-50%) rotate(-45deg)}65%{transform:translate(-50%,-50%) rotate(-25deg)}75%{transform:translate(-50%,-50%) rotate(0deg)}90%{transform:translate(-50%,-50%) rotate(25deg)}100%{transform:translate(-50%,-50%) rotate(45deg)}}.signal-circle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none;z-index:2}.signal-circle span{position:absolute;width:10px;height:10px;border:0.5px solid transparent;border-radius:50%;transform:translate(-50%,-50%) scale(4);animation:spreadSignal 3s ease-out infinite;opacity:0.8}.signal-circle span:nth-child(2){animation-delay:1s}.signal-circle span:nth-child(3){animation-delay:2s}@keyframes spreadSignal{0%{transform:translate(-50%,-50%) scale(20);opacity:0.8;border:1px solid rgba(230,68,31,0.8)}100%{transform:translate(-50%,-50%) scale(100);opacity:0;border:1px solid rgba(230,68,31,0.8)}}.comet{position:absolute;top:20%;right:-100px;width:14px;height:14px;background:#cceaff;border-radius:50%;box-shadow:0 0 20px rgba(0,153,255,0.8);z-index:1;animation:cometMove 25s linear infinite}.comet::after{content:"";position:absolute;top:2px;left:100%;width:100px;height:3px;background:linear-gradient(to left,rgba(0,153,255,0),rgba(0,153,255,0.5),rgba(0,153,255,0.8));transform:translateY(-50%) rotate(-5deg);filter:blur(3px)}@keyframes cometMove{0%{transform:translateX(0) translateY(0);opacity:1}100%{transform:translateX(-3600px) translateY(300px);opacity:0}}