:root{--bg: #faf9f6;--surface: #f0ede6;--text: #1a1a18;--muted: #6b6b63;--accent: #f08c4a;--border: #e0ddd5;--content-max: 720px;--font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{min-height:100vh;display:flex;flex-direction:column}a{color:inherit;text-decoration:underline;text-decoration-color:var(--border);text-underline-offset:3px;transition:text-decoration-color .15s ease,color .15s ease}a:hover{text-decoration-color:var(--accent)}.site-header{display:flex;justify-content:space-between;align-items:center;gap:1.5rem;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border);max-width:var(--content-max);width:100%;margin:0 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