@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-15px)}to{transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes twinkle{0%,to{opacity:.5}50%{opacity:1}}.nebula-1{filter:blur(60px);background:radial-gradient(circle at 20% 80%,#7800b44d 0%,#0000 70%)}.nebula-2{filter:blur(60px);background:radial-gradient(circle at 80% 20%,#4600784d 0%,#0000 70%)}.nebula-3{filter:blur(60px);background:radial-gradient(circle,#b400fa33 0%,#0000 70%)}.planet-saturn{background:radial-gradient(circle at 30% 30%,#f0c040,#d08020);box-shadow:0 0 25px #f0c04099}.planet-saturn:after{content:"";background:#ffffff4d;border-radius:50%;width:120%;height:10px;position:absolute;top:50%;left:-10%;transform:rotate(-20deg)translateY(-50%);box-shadow:0 0 15px #fff9}.planet-red{background:radial-gradient(circle at 70% 70%,#ff6b6b,#e63946);box-shadow:0 0 20px #ff6b6bb3}.planet-yellow{background:radial-gradient(circle at 40% 40%,#ffd166,#ff9f1c);box-shadow:0 0 20px #ffd166b3}.planet-striped{background:linear-gradient(45deg,#8a2be2 0%,indigo 50%,#8a2be2 100%);box-shadow:0 0 20px #8a2be2b3}.stars-small{animation:3s infinite alternate twinkle}.stars-medium{animation:4s infinite alternate twinkle}.stars-large{animation:5s infinite alternate twinkle}