:root{--ll-bg: #f7f9fb;--ll-fg: #0a1626;--ll-muted: #5a6b7d;--ll-accent: #0a66c2;--ll-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--ll-font);background:var(--ll-bg);color:var(--ll-fg);line-height:1.5;-webkit-font-smoothing:antialiased}.app{max-width:640px;margin:0 auto;padding:4rem 1.5rem;display:flex;flex-direction:column;gap:1.25rem}.app h1{margin:0;font-size:2rem;letter-spacing:-.02em;color:var(--ll-accent)}.app p{margin:0;color:var(--ll-muted)}.app code{background:#0a66c214;color:var(--ll-accent);padding:.1em .35em;border-radius:4px;font-size:.95em}.app footer{margin-top:2rem;color:var(--ll-muted);font-size:.85rem}