:root{--bg: #07070f;--panel: rgba(16, 15, 30, .66);--line: rgba(140, 120, 255, .22);--text: #f0f2f8;--muted: #a9a6c8;--cyan: #14bfff;--blue: #2593ff;--purple: #8750d1;--magenta: #cf5dd1;--grad: linear-gradient(100deg, var(--cyan), var(--blue) 30%, var(--purple) 65%, var(--magenta));color-scheme:dark}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Poppins,system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}#scene,#fallback-bg{position:fixed;inset:0;z-index:0}#scene{opacity:0;transition:opacity 1.2s ease}body.mode-3d:not(.scene-loading) #scene{opacity:1}body.mode-2d #scene{display:none}body.mode-3d #fallback-bg{opacity:0;pointer-events:none;transition:opacity 1.2s ease .3s}body.mode-3d.scene-loading 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p{margin:0;font-size:14px;color:var(--muted)}@media(max-width:760px){.facts,.cards{grid-template-columns:1fr}}.signup{display:flex;gap:10px;flex-wrap:wrap;max-width:480px}.signup input{flex:1 1 220px;padding:12px 18px;border-radius:999px;border:1px solid var(--line);background:#ffffff0f;color:var(--text);font:400 15px Poppins,sans-serif}.signup-msg{min-height:1.6em;margin:10px 0 0;font-size:14px}.signup-msg[data-state=ok]{color:#6ff0c4}.signup-msg[data-state=error]{color:#ff8fa3}.footer{position:relative;z-index:10;padding:30px clamp(16px,6vw,88px);font-size:13px;color:var(--muted)}.room-label{font:500 11px Poppins,sans-serif;letter-spacing:.22em;text-transform:uppercase;color:#fff;white-space:nowrap;cursor:pointer;padding:0 0 9px;border:0;background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--c) 55%,#fff),transparent) bottom / 100% 1px no-repeat;text-shadow:0 1px 12px rgba(0,0,0,.8);transition:opacity .6s ease,letter-spacing .3s 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