:root{--color-bg: #F8F5EE;--color-surface: #FFFFFF;--color-surface-warm: #F1ECDF;--color-text: #26373A;--color-text-soft: #5B6C6E;--color-text-faint: #8A9899;--color-border: #E6E0D2;--color-primary: #00808D;--color-primary-dark: #006B76;--color-primary-fg: #FFFFFF;--teal: #00707B;--color-accent: #00C0D1;--color-accent-tint: #DDF6F7;--magenta: #EF4BFE;--magenta-tint: #FBE3FE;--sun: #FFD35A;--font-head: "Chiron GoRound TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;--font-body: "Noto Sans TC", "Microsoft JhengHei", sans-serif;--text-eyebrow: clamp(.75rem, .73rem + .09vw, .8125rem);--text-xs: clamp(.8125rem, .78rem + .14vw, .875rem);--text-s: clamp(.9rem, .86rem + .2vw, 1rem);--text-base: clamp(1rem, .95rem + .21vw, 1.125rem);--text-m: clamp(1.0625rem, 1rem + .27vw, 1.25rem);--text-l: clamp(1.25rem, 1.1rem + .62vw, 1.5rem);--text-xl: clamp(1.5rem, 1.2rem + 1.2vw, 2rem);--text-2xl: clamp(1.75rem, 1.3rem + 1.9vw, 2.75rem);--text-3xl: clamp(1.875rem, 1.2rem + 3vw, 3.5rem);--space-4xs: 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code{background:var(--color-surface-warm);padding:.1em .4em;border-radius:6px;font-size:.9em}.prose-md pre{background:var(--color-text);color:#f4f1ea;padding:1rem 1.25rem;border-radius:var(--radius-s);overflow-x:auto;margin:1.5rem 0}.prose-md pre code{background:none;padding:0}.prose-md table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:var(--text-s);display:block;overflow-x:auto}.prose-md th,.prose-md td{border-bottom:1px solid var(--color-border);padding:.5rem .75rem;text-align:left}.yt-embed{margin:var(--space-m) 0;background:#000}.yt-embed iframe{display:block;width:100%;aspect-ratio:16 / 9;border:0}.yt-embed-short{max-width:400px;margin-inline:auto}.yt-embed-short iframe{aspect-ratio:9 / 16}.site-head{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--color-bg) 96%,transparent);border-bottom:1px solid 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