:root{color-scheme:dark;--labs-fs-title: 19px;--labs-fs-claim: 13px;--labs-fs-deck: 14px;--labs-fs-body: 13px;--labs-fs-meta: 11px;--labs-fs-code: 11px;--labs-fs-hud-score: 22px}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:var(--ne-surface, #16181c);color:var(--ne-ink, #e6e8ec);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:var(--labs-fs-body, 13px);line-height:1.4}#demo-root{position:fixed;inset:0}#attract{position:fixed;inset:0;z-index:var(--ne-z-attractScreen, 50);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:radial-gradient(ellipse at 50% 40%,#101a18,#000 70%);pointer-events:none;transition:opacity .26s ease-out}#attract.is-dismissed{opacity:0}#attract-title{color:var(--ne-accent, #6fae8e);font:700 40px/1.2 monospace;letter-spacing:3px;text-shadow:0 0 18px rgba(111,174,142,.7);animation:sb-banner-pulse 1.2s ease-in-out infinite}#attract-sub{color:#cdb98a;font:13px/1.4 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