:root{--bg: #ffffff;--fg: #18181b;--muted: #71717a;--accent: #4f46e5;--border: #e4e4e7;--panel: #fafafa;--code: #0f172a;--code-fg: #e2e8f0;--shadow: 0 1px 2px rgba(0, 0, 0, .06);color-scheme:light}:root[data-theme=dark]{--bg: #0a0a0a;--fg: #fafafa;--muted: #a1a1aa;--accent: #818cf8;--border: #27272a;--panel: #18181b;--code: #18181b;--code-fg: #e4e4e7;--shadow: 0 1px 2px rgba(0, 0, 0, .5);color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,sans-serif;font-size:15px;line-height:1.55}a{color:var(--accent)}.app{display:flex;flex-direction:column;min-height:100%}.app-header{padding:20px 28px;border-bottom:1px solid var(--border);background:var(--bg)}.app-header h1{margin:0 0 4px;font-size:20px}.app-header .tagline{margin:0;color:var(--muted);font-size:13px}.app-body{display:grid;grid-template-columns:220px minmax(0,1fr);gap:0;flex:1;min-height:0}.app-body:has(.debug-stack){grid-template-columns:220px minmax(0,1fr) 360px}.sidebar{padding:20px;border-right:1px solid var(--border);background:var(--panel);overflow-y:auto}.sidebar h2{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:16px 0 8px}.sidebar h2:first-child{margin-top:0}.example-list,.debug-list{list-style:none;padding:0;margin:0}.example-list li{margin-bottom:12px}.example-list p{margin:2px 0 0;font-size:12px;color:var(--muted)}.example-list button,.sidebar>section>button{width:100%;text-align:left;background:var(--bg);color:var(--fg);border:1px solid var(--border);border-radius:6px;padding:6px 10px;cursor:pointer;font:inherit}.example-list button[data-active=true]{border-color:var(--accent);color:var(--accent)}.debug-list label{display:flex;align-items:center;gap:6px;font-size:13px;margin-bottom:4px}.surface{padding:32px 48px;overflow-y:auto;background:var(--bg);position:relative}.editor{max-width:720px;margin:0 auto;outline:none;min-height:320px}.weaver-block{margin:6px 0}.weaver-paragraph{font-size:16px;line-height:1.6}.weaver-heading{font-weight:700;margin-top:28px}h1.weaver-heading{font-size:28px}h2.weaver-heading{font-size:22px}h3.weaver-heading{font-size:18px}h4.weaver-heading,h5.weaver-heading,h6.weaver-heading{font-size:16px}.weaver-quote{border-left:3px solid var(--accent);padding-left:12px;color:var(--muted);font-style:italic}.weaver-bullet-list-item,.weaver-numbered-list-item{margin-left:1.2em}li.weaver-bullet-list-item{list-style:disc}li.weaver-numbered-list-item{list-style:none}li.weaver-numbered-list-item:before{content:attr(data-ordinal) ". 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