:root{color-scheme:light dark;--bg:#ffffff;--fg:#111111;--fg-muted:#555555;--link:#00439c;--link-visited:#5b2d8e;--link-hover:#002d6e;--code-bg:#f3f4f6;--code-fg:#111827;--border:#d1d5db;--ui-border:#767676;--hr:#e5e7eb;--focus-ring:#0057d9;--card-bg:#fafafa}@media 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4rem;color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.skip-link{position:absolute;top:-4rem;left:0;z-index:1000;padding:0.5rem 1rem;background:var(--fg);color:var(--bg);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:0.875rem;font-weight:600;text-decoration:none;border-radius:0 0 6px 0;transition:top 0.1s}.skip-link:focus{top:0}:focus-visible{outline:2px solid var(--focus-ring);outline-offset:3px;border-radius:2px}:focus:not(:focus-visible){outline:none}h1,h2,h3,h4,h5,h6{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe 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a:focus{color:var(--fg);background:var(--code-bg)}#theme-toggle{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:0.9rem;line-height:1;min-width:2.4rem;padding:0.35rem 0.55rem;border:1px solid var(--border);background:var(--card-bg);color:var(--fg);border-radius:6px;cursor:pointer}#theme-toggle:hover,#theme-toggle:focus{background:var(--code-bg)}main{min-height:60vh}article{padding:1.6rem 0 1.8rem;border-bottom:1px solid var(--hr)}article:first-of-type{padding-top:0}article:last-of-type{border-bottom:none}article h2{margin-top:0;margin-bottom:0.25rem;font-size:1.15rem}article h2 a{color:var(--fg);text-decoration:none}article h2 a:visited{color:var(--fg)}article h2 a:hover,article h2 a:focus{color:var(--link);text-decoration:underline}small,.post-meta{display:block;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:0.82rem;color:var(--fg-muted);margin-bottom:0.75rem}small a,.post-meta a{color:var(--fg-muted);text-decoration:none}small a:hover,.post-meta a:hover{color:var(--link);text-decoration:underline}.hero{border:1px solid var(--border);background:var(--card-bg);border-radius:8px;padding:1rem 1rem 0.2rem;margin-bottom:2rem}.hero-role{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:1rem;color:var(--fg-muted);margin-bottom:0.8rem}.hero-expertise{display:flex;flex-wrap:wrap;gap:0.4rem;list-style:none;margin:0.5rem 0 0.8rem;padding:0}.hero-expertise li{border:1px solid var(--border);border-radius:999px;padding:0.2rem 0.6rem;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:0.82rem;color:var(--fg-muted)}.quick-answer,.toc,.faq,.related-articles,.author-box{border:1px solid var(--border);background:var(--card-bg);border-radius:8px;padding:0.8rem 1rem;margin:1.2rem 0}.quick-answer h2,.toc h2,.faq h2,.related-articles h2,.author-box h2{margin-top:0;font-size:1.1rem}.toc ol,.related-articles ul{margin:0;padding-left:1.2rem}.related-articles li{margin-bottom:0.8rem}.related-articles li p{margin:0.2rem 0 0;color:var(--fg-muted);font-size:0.95rem}.article-neighbors{display:flex;justify-content:space-between;gap:1rem;margin:1.25rem 0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:0.94rem}.post-content{margin-top:1rem}pre{background:var(--code-bg);color:var(--code-fg);padding:1rem 1.2rem;overflow-x:auto;border-radius:6px;font-size:0.875rem;line-height:1.6;border:1px solid var(--border);margin:1.4rem 0}code{font-family:"SFMono-Regular","SF Mono",Consolas,"Liberation Mono",Menlo,monospace;background:var(--code-bg);color:var(--code-fg);padding:0.12em 0.35em;border-radius:3px;font-size:0.875em;border:1px solid var(--border)}pre code{background:none;padding:0;border:none;font-size:inherit}blockquote{border-left:3px solid var(--ui-border);margin:1.5rem 0;padding:0.12rem 0 0.12rem 1rem;color:var(--fg-muted);font-style:italic}img{max-width:100%;height:auto;border-radius:4px}hr{border:none;border-top:1px solid var(--hr);margin:2rem 0}table{border-collapse:collapse;width:100%;font-size:0.94rem;margin:1.5rem 0}th,td{border:1px solid var(--border);padding:0.5rem 0.75rem;text-align:left}th{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-weight:600;background:var(--code-bg)}ul,ol{padding-left:1.45rem;margin-bottom:1rem}footer{margin-top:3rem;padding-top:1.25rem;border-top:1px solid var(--hr);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:0.875rem;color:var(--fg-muted)}footer a{color:var(--fg-muted);text-decoration:none}footer a:hover{color:var(--link);text-decoration:underline}.error-page{max-width:36rem;margin:0 auto;padding:1rem 0}.error-code{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe 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var(--ui-border);background:var(--fg);color:var(--bg)}.button:visited{color:var(--bg)}.button:hover,.button:focus{color:var(--bg);filter:brightness(1.08)}.button.button-secondary{background:transparent;color:var(--fg)}.button.button-secondary:visited,.button.button-secondary:hover,.button.button-secondary:focus{color:var(--fg)}.button.button-secondary:hover,.button.button-secondary:focus{background:var(--code-bg)}.error-help{color:var(--fg-muted);font-size:0.96rem}nav[aria-label="Pagination"]{display:flex;gap:1rem;margin-top:2rem;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:0.94rem}@media (max-width:700px){.article-neighbors{flex-direction:column}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition-duration:0.01ms !important;animation-duration:0.01ms !important}}