:root{--font-sans:-apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", "Helvetica Neue", Arial, "Apple Color Emoji", sans-serif;--font-mono:ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", "Noto Sans Mono CJK TC", monospace;--measure:42rem;--font-size:1.0625rem;--line-height:1.85;--color-bg:#fdfdfc;--color-fg:#1f1f1f;--color-muted:#6b6b6b;--color-border:#e6e4df;--color-link:#1d4ed8;--color-link-hover:#1e3a8a;--color-code-bg:#f3f2ee;--color-quote-bar:#cfcac0;--color-tag-bg:#f0efeb;--color-tag-fg:#444;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--color-bg:#141414;--color-fg:#e6e4df;--color-muted:#9a9a9a;--color-border:#2c2c2c;--color-link:#8ab4f8;--color-link-hover:#b9d1fb;--color-code-bg:#1e1e1e;--color-quote-bar:#3c3c3c;--color-tag-bg:#232323;--color-tag-fg:#cfcfcf}}:root[data-theme=dark]{color-scheme:dark;--color-bg:#141414;--color-fg:#e6e4df;--color-muted:#9a9a9a;--color-border:#2c2c2c;--color-link:#8ab4f8;--color-link-hover:#b9d1fb;--color-code-bg:#1e1e1e;--color-quote-bar:#3c3c3c;--color-tag-bg:#232323;--color-tag-fg:#cfcfcf}*,:before,:after{box-sizing:border-box}html{font-family:var(--font-sans);font-size:var(--font-size);line-height:var(--line-height);color:var(--color-fg);background:var(--color-bg);-webkit-text-size-adjust:100%;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;scroll-behavior:smooth}body{letter-spacing:.01em;overflow-wrap:anywhere;word-break:normal;line-break:strict;text-spacing-trim:space-first;flex-direction:column;min-height:100dvh;margin:0;display:flex}.container{width:100%;max-width:var(--measure);margin-inline:auto;padding-inline:1.25rem}main.container{flex:1;padding-block:2.5rem 4rem}a{color:var(--color-link);text-underline-offset:.2em;text-decoration:underline 1px;text-decoration-color:color-mix(in srgb, var(--color-link) 45%, transparent)}a:hover{color:var(--color-link-hover);text-decoration-color:currentColor}.site-header{border-bottom:1px solid var(--color-border)}.site-header .container,.site-footer .container{max-width:80rem;padding-inline:clamp(1.25rem,3vw,2.5rem)}.site-header .container{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem 1.5rem;padding-block:1.25rem;display:flex}.site-brand{letter-spacing:.02em;color:var(--color-fg);font-size:1.35rem;font-weight:700;text-decoration:none}.site-actions{align-items:center;gap:1.25rem;display:flex}.site-nav{gap:1.25rem;font-size:.95rem;display:flex}.theme-toggle{border:1px solid var(--color-border);width:2rem;height:2rem;color:var(--color-muted);cursor:pointer;background:0 0;border-radius:999px;justify-content:center;align-items:center;padding:0;display:inline-flex}.theme-toggle[hidden]{display:none}.theme-toggle:hover{color:var(--color-fg);border-color:var(--color-muted)}.theme-toggle svg{width:1rem;height:1rem}.theme-toggle .icon-sun{display:none}:root[data-theme=dark] .theme-toggle .icon-sun{display:block}:root[data-theme=dark] .theme-toggle .icon-moon{display:none}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .theme-toggle .icon-sun{display:block}:root:not([data-theme=light]) .theme-toggle .icon-moon{display:none}}.site-nav a{color:var(--color-muted);text-decoration:none}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--color-fg)}.site-footer{border-top:1px solid var(--color-border);color:var(--color-muted);font-size:.875rem}.site-footer .container{flex-wrap:wrap;justify-content:space-between;gap:.5rem 1.5rem;padding-block:1.5rem;display:flex}.site-footer a{color:inherit}h1,h2,h3,h4{letter-spacing:.02em;text-wrap:balance;margin:0;font-weight:700;line-height:1.4}h1{font-size:1.85rem}h2{font-size:1.4rem}h3{font-size:1.15rem}h4{font-size:1rem}.page-title{margin-bottom:1.75rem}.page-lead{color:var(--color-muted);margin:-1rem 0 2rem}.post-list{margin:0;padding:0;list-style:none}.post-list>li{border-bottom:1px solid var(--color-border);padding-block:1.5rem}.post-list>li:first-child{padding-top:0}.post-list>li:last-child{border-bottom:0}.post-list h2{margin-bottom:.35rem;font-size:1.25rem}.post-list h2 a{color:var(--color-fg);text-decoration:none}.post-list h2 a:hover{text-decoration:underline}.post-list p{color:var(--color-muted);margin:0 0 .6rem}.post-meta{color:var(--color-muted);flex-wrap:wrap;align-items:center;gap:.5rem .9rem;font-size:.85rem;display:flex}.post-meta time{font-variant-numeric:tabular-nums}.pagination{border-top:1px solid var(--color-border);justify-content:space-between;align-items:center;gap:1rem;margin-top:3rem;padding-top:1.5rem;font-size:.95rem;display:flex}.pagination-status{color:var(--color-muted);font-variant-numeric:tabular-nums;font-size:.85rem}.pagination-placeholder{width:1px}.post-hero{margin:0 0 2.25rem}.post-hero img{border:1px solid var(--color-border);border-radius:6px;width:100%;height:auto;display:block}.empty-state{color:var(--color-muted);margin:0}.social-links{border-top:1px solid var(--color-border);flex-wrap:wrap;gap:.5rem 1.5rem;margin:2rem 0 0;padding:1.25rem 0 0;font-size:.95rem;list-style:none;display:flex}.post-header{margin-bottom:2.25rem}.post-header h1{margin-bottom:.75rem}.post-header .description{color:var(--color-muted);margin:0 0 .75rem}.post-footer{color:var(--color-muted);margin-top:2rem;font-size:.9rem}.subscribe{border:1px solid var(--color-border);border-radius:6px;margin-top:1.5rem;padding:1rem 1.25rem}.subscribe-title{margin:0;font-size:.95rem;font-weight:700}.subscribe-desc{color:var(--color-muted);margin:.15rem 0 .75rem;font-size:.9rem}.subscribe-form{gap:.5rem;display:flex}.subscribe-form[hidden]{display:none}.subscribe-form input[type=email]{min-width:0;font:inherit;color:var(--color-fg);background:var(--color-bg);border:1px solid var(--color-border);border-radius:6px;flex:1;padding:.5rem .75rem;font-size:.95rem}.subscribe-form input[type=email]::placeholder{color:var(--color-muted)}.subscribe-form button{font:inherit;color:var(--color-bg);background:var(--color-fg);cursor:pointer;border:0;border-radius:6px;flex:none;padding:.5rem 1.1rem;font-size:.95rem;font-weight:600}.subscribe-form button:disabled{opacity:.6;cursor:wait}.subscribe-status{margin:.5rem 0 0;font-size:.9rem}.subscribe-status:empty{display:none}.subscribe-trap{width:1px;height:1px;position:absolute;left:-9999px;overflow:hidden}.visually-hidden{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.toc{font-size:.9rem;line-height:1.7}.toc-title{letter-spacing:.08em;color:var(--color-muted);margin:0 0 .6rem;font-size:.8rem;font-weight:600}.toc-list{margin:0;padding:0;list-style:none}.toc-item{margin-block:.3rem}.toc-depth-3{padding-left:1rem}.toc a{color:var(--color-muted);text-decoration:none}.toc a:hover{color:var(--color-fg);text-decoration:underline}@media (width<=1179px){.toc{border:1px solid var(--color-border);border-radius:6px;margin-bottom:2.5rem;padding:1rem 1.25rem}.toc-depth-3{display:none}}@media (width>=1180px){main.container.wide{max-width:62rem}.post-layout{grid-template-columns:minmax(0, var(--measure)) 13rem;grid-template-areas:"header toc""main toc";justify-content:center;align-items:start;column-gap:3.5rem;display:grid}.post-header{grid-area:header}.post-main{grid-area:main}.toc-sidebar{grid-area:toc;position:sticky;top:2rem}}.post-nav{border-top:1px solid var(--color-border);grid-template-columns:1fr 1fr;gap:1.25rem;margin-top:2.5rem;padding-top:1.5rem;display:grid}.post-nav-link{color:var(--color-fg);flex-direction:column;gap:.3rem;text-decoration:none;display:flex}.post-nav-next{text-align:right}.post-nav-label{color:var(--color-muted);font-size:.8rem}.post-nav-title{font-size:.95rem;line-height:1.6}.post-nav-link:hover .post-nav-title{text-decoration:underline}.prose :where(p,ul,ol,blockquote,pre,table,h2,h3,h4,hr,figure){margin:0}.prose>*+*{margin-top:1.25em}.prose>h2{margin-top:2.5em}.prose>h3{margin-top:1.9em}.prose>h4{margin-top:1.6em}.prose h2+*,.prose h3+*,.prose h4+*{margin-top:.75em}.prose h2{border-bottom:1px solid var(--color-border);padding-bottom:.3em}.prose h2,.prose h3,.prose h4{scroll-margin-top:1.5rem}.prose .heading-anchor{color:var(--color-muted);margin-left:.35em;font-weight:400;text-decoration:none}.prose .heading-anchor:after{content:"#"}@media (hover:hover){.prose .heading-anchor{opacity:0;transition:opacity .15s}.prose h2:hover .heading-anchor,.prose h3:hover .heading-anchor,.prose h4:hover .heading-anchor{opacity:1}}@media (hover:none){.prose .heading-anchor{opacity:.35}}.prose ul,.prose ol{padding-left:1.6em}.prose li+li,.prose li>ul,.prose li>ol{margin-top:.35em}.prose li::marker{color:var(--color-muted)}.prose blockquote{border-left:3px solid var(--color-quote-bar);color:var(--color-muted);margin:1.5em 0;padding:.25em 0 .25em 1.1em}.prose blockquote p+p{margin-top:.75em}.prose strong{font-weight:700}.prose em{color:var(--color-muted);font-style:normal}.prose hr{border:0;border-top:1px solid var(--color-border);width:40%;margin:2.5em auto}.prose img{border:1px solid var(--color-border);border-radius:6px;max-width:min(100%,34rem);height:auto;margin:1.75em auto;display:block}.prose table{border-collapse:collapse;width:100%;font-size:.95em;display:block;overflow-x:auto}.prose th,.prose td{border:1px solid var(--color-border);text-align:left;padding:.5em .75em}.prose th{background:var(--color-code-bg);font-weight:600}.prose :not(pre)>code{font-family:var(--font-mono);background:var(--color-code-bg);word-break:break-all;border-radius:4px;padding:.15em .4em;font-size:.875em}.prose pre{font-family:var(--font-mono);border:1px solid var(--color-border);-webkit-overflow-scrolling:touch;tab-size:2;border-radius:6px;padding:1em 1.2em;font-size:.85rem;line-height:1.65;overflow-x:auto}.prose pre code{font-family:inherit;font-size:inherit;word-break:normal;overflow-wrap:normal;white-space:pre;background:0 0;padding:0}.prose pre::-webkit-scrollbar{height:8px}.prose pre::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:4px}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .astro-code,:root:not([data-theme=light]) .astro-code span{color:var(--shiki-dark)!important;background-color:var(--shiki-dark-bg)!important;font-style:var(--shiki-dark-font-style)!important;font-weight:var(--shiki-dark-font-weight)!important;text-decoration:var(--shiki-dark-text-decoration)!important}}:root[data-theme=dark] .astro-code,:root[data-theme=dark] .astro-code span{color:var(--shiki-dark)!important;background-color:var(--shiki-dark-bg)!important;font-style:var(--shiki-dark-font-style)!important;font-weight:var(--shiki-dark-font-weight)!important;text-decoration:var(--shiki-dark-text-decoration)!important}@media (width<=640px){:root{--font-size:1rem;--line-height:1.8}main.container{padding-block:1.75rem 3rem}h1{font-size:1.55rem}h2{font-size:1.25rem}h3{font-size:1.1rem}.prose pre{padding:.85em 1em;font-size:.8rem}.prose blockquote{padding-left:.9em}.post-nav{grid-template-columns:1fr;gap:1rem}.post-nav-next{text-align:left}}.search-box{--pf-font:var(--font-sans);--pf-text:var(--color-fg);--pf-text-secondary:var(--color-muted);--pf-text-muted:var(--color-muted);--pf-background:var(--color-bg);--pf-border:var(--color-border);--pf-border-focus:var(--color-muted);--pf-hover:var(--color-tag-bg);--pf-mark:var(--color-fg);--pf-skeleton:var(--color-code-bg);--pf-skeleton-shine:var(--color-tag-bg);--pf-outline-focus:var(--color-link);--pf-shadow-sm:none;--pf-shadow-md:none;--pf-shadow-lg:none;--pf-input-font-size:1rem;--pf-input-height:2.75rem;--pf-summary-font-size:.85rem;--pf-result-title-font-size:1.05rem;--pf-result-excerpt-font-size:.95rem;--pf-results-gap:.75rem;margin-bottom:2rem}:focus-visible{outline:2px solid var(--color-link);outline-offset:2px}.skip-link{background:var(--color-bg);z-index:10;padding:.5rem .75rem;position:absolute;top:.5rem;left:-999px}.skip-link:focus{left:.5rem}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}