.register-shell{--paper:#fafaf9;--ink:#0a0a0c;background:var(--paper);min-height:100vh;color:var(--ink);position:relative;overflow-x:clip}.register-aurora{pointer-events:none;z-index:0;filter:blur(80px)saturate(1.05);opacity:.42;position:fixed;inset:-10%}.register-aurora:before,.register-aurora:after{content:"";mix-blend-mode:screen;position:absolute;inset:0}.register-aurora:before{background:radial-gradient(40% 30% at 18% 30%,#f5c8d6 0%,#0000 60%),radial-gradient(35% 28% at 82% 22%,#c9b9ee 0%,#0000 60%),radial-gradient(45% 40% at 70% 78%,#b6c8f2 0%,#0000 60%),radial-gradient(35% 30% at 22% 80%,#f5d6b8 0%,#0000 60%)}.register-aurora:after{background:radial-gradient(50% 35%,#e8def8 0%,#0000 65%),radial-gradient(30% 25% at 12% 55%,#d8e6ff 0%,#0000 60%),radial-gradient(30% 25% at 88% 60%,#ffd9d9 0%,#0000 60%);transform:translate(2%,-3%)scale(1.05)}.register-shell main,.register-shell header,.register-shell footer{z-index:1;position:relative}.register-form-glow{filter:blur(48px);pointer-events:none;z-index:0;background:radial-gradient(60% 50% at 50% 40%,#e8def88c,#d8e6ff59 50%,#0000 75%);width:min(520px,90%);height:420px;position:absolute;top:20%;left:50%;transform:translate(-50%)}@media (prefers-reduced-motion:reduce){.register-aurora:after{transform:none}}