:root{--bg: #07090d;--panel: #0b1016;--line: #1a2430;--text: #dfe7f2;--muted: #7d8da3;--a: #38e8ff;--b: #ff5ea8;--warn: #ffb457}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:ui-monospace,SF Mono,JetBrains Mono,Menlo,Consolas,monospace;font-size:14px;-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;inset:0;background-image:linear-gradient(rgba(56,232,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(56,232,255,.04) 1px,transparent 1px);background-size:36px 36px;-webkit-mask-image:radial-gradient(ellipse 75% 55% at 50% 30%,#000 20%,transparent 80%);mask-image:radial-gradient(ellipse 75% 55% at 50% 30%,#000 20%,transparent 80%);pointer-events:none}.app{position:relative;max-width:1280px;margin:0 auto;padding:36px 24px 64px}.masthead{text-align:center;margin-bottom:26px}.masthead h1{font-size:clamp(2rem,6vw,3.1rem);margin:0 0 8px;letter-spacing:-.03em;font-weight:700}.masthead h1 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