:root{color-scheme:light;--paper:#f3f6f2;--ink:#263029;--secondary:#4b554f;--muted:#637168;--mint:#a1ffcb;--accent:#246849;--surface:#fff;--font:"Noto Sans CJK SC","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-family:var(--font);font-synthesis:none;color:var(--ink);background:var(--paper);text-rendering:optimizelegibility}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:280px;margin:0}a{color:inherit;text-underline-offset:.22em;text-decoration:none}button{font:inherit;color:inherit}a:hover{color:var(--accent)}a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:5px}::selection{background:var(--mint);color:var(--ink)}.page-width{width:min(1040px,100% - 80px);margin-inline:auto}.skip-link{z-index:2;background:#fff;padding:12px;position:absolute;top:-100px;left:max(40px,50vw - 520px)}.skip-link:focus{top:12px}.site-header{justify-content:space-between;align-items:center;gap:24px;padding-top:25px;display:flex}.wordmark{letter-spacing:-.025em;white-space:nowrap;font-size:26px;font-weight:700}.navigation{align-items:center;gap:26px;font-size:16px;display:flex}.navigation a,.text-button{justify-content:center;align-items:center;min-width:44px;min-height:44px;padding:8px 0;display:inline-flex}.navigation [aria-current=page]{color:var(--accent)}.navigation a:hover,.text-button:hover{text-decoration:underline}.text-button{cursor:pointer;background:0 0;border:0}main{padding-top:38px;padding-bottom:36px}.introduction h1{letter-spacing:-.025em;margin:0;font-size:32px;font-weight:500;line-height:1.5}.introduction p{max-width:62ch;color:var(--secondary);margin:10px 0 0;font-size:16px;line-height:1.8}.featured{margin-top:30px}.section-heading{margin:0;font-size:20px;font-weight:500;line-height:1.5}.featured-post{background:var(--surface);grid-template-columns:minmax(0,1fr) 240px;align-items:center;gap:34px;margin-top:12px;padding:25px 28px;display:grid}.featured-copy h3{letter-spacing:-.025em;margin:0;font-size:26px;font-weight:500;line-height:1.5}.featured-copy h3 a:hover{text-decoration:underline}.featured-copy>p{max-width:58ch;color:var(--secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:10px 0 0;font-size:16px;line-height:1.85;display:-webkit-box;overflow:hidden}.entry-meta{color:var(--muted);gap:16px;margin-top:10px;font-size:14px;line-height:1.6;display:flex}.entry-meta a:hover{text-decoration:underline}.featured-link{background:var(--mint);align-items:center;gap:12px;min-height:44px;margin-top:12px;padding:8px 14px;font-size:16px;display:inline-flex}.featured-link span{transition:transform .15s}.featured-link:hover span{transform:translate(4px)}.featured-image{display:block}.featured-image img{width:100%;height:auto;display:block}.recent{margin-top:29px;scroll-margin-top:20px}.section-top{justify-content:space-between;align-items:center;gap:20px;display:flex}.archive-link{min-height:44px;color:var(--secondary);align-items:center;gap:12px;font-size:16px;display:inline-flex}.archive-link:hover{text-decoration:underline}.recent-list{gap:19px;margin:10px 0 0;padding:0;list-style:none;display:grid}.recent-row{grid-template-columns:minmax(0,1fr) auto;align-items:baseline;gap:20px;display:grid}.recent-row h3{letter-spacing:-.02em;margin:0;font-size:20px;font-weight:500;line-height:1.55}.recent-row h3 a:hover{text-decoration:underline}.recent-row time{color:var(--muted);white-space:nowrap;font-size:14px;line-height:1.6}.recent-excerpt{max-width:62ch;color:var(--secondary);-webkit-line-clamp:1;-webkit-box-orient:vertical;margin:5px 0 0;font-size:16px;line-height:1.8;display:-webkit-box;overflow:hidden}.topics{color:var(--muted);flex-wrap:wrap;align-items:center;gap:4px 20px;margin-top:30px;font-size:14px;line-height:1.6;display:flex}.topics>span{margin-right:6px}.topics a{align-items:center;min-height:44px;display:inline-flex}.topics a:hover{text-decoration:underline}.about-dialog{max-width:min(560px,100vw - 40px);color:var(--ink);background:#fff;border:0;padding:0}.about-dialog::backdrop{background:#141c186b}.about-content{padding:30px}.about-content h2{margin:0 0 18px;font-size:26px;font-weight:500;line-height:1.4}.about-content p{margin:0 0 16px;font-size:16px;line-height:1.8}.dialog-close{background:var(--mint);cursor:pointer;border:0;min-height:46px;margin-top:10px;padding:10px 24px;font-size:16px}@media (width<=1000px){.page-width{width:calc(100% - 64px)}.skip-link{left:32px}.featured-post{grid-template-columns:minmax(0,1fr) 190px;gap:26px;padding:24px}.featured-copy h3{font-size:26px}.featured-copy>p{font-size:16px}.wordmark{font-size:26px}.recent-row h3{font-size:20px}}@media (width<=700px){.page-width{width:calc(100% - 40px)}.skip-link{left:20px}.site-header{gap:12px;padding-top:16px}.wordmark{font-size:20px}.navigation{gap:12px;font-size:16px}main{padding-top:27px;padding-bottom:24px}.introduction h1{font-size:26px}.introduction p{margin-top:8px;font-size:16px;line-height:1.8}.desktop-break{display:none}.featured{margin-top:24px}.section-heading{font-size:20px}.featured-post{margin-top:10px;padding:19px 20px;display:block}.featured-copy h3{font-size:20px;line-height:1.55}.featured-copy>p{-webkit-line-clamp:2;font-size:16px;line-height:1.8}.featured-copy .entry-meta{font-size:14px}.featured-image{display:none}.featured-link{margin-top:10px}.recent{margin-top:24px}.recent-list{gap:18px;margin-top:9px}.recent-row{grid-template-columns:minmax(0,1fr);gap:4px}.recent-row h3{font-size:20px;line-height:1.6}.recent-row time{font-size:14px}.recent-excerpt{-webkit-line-clamp:1;font-size:16px;line-height:1.8}.topics{gap:2px 18px;margin-top:22px;font-size:14px}.topics>span{width:100%;margin:0}.about-content{padding:26px}}@media (width<=350px){.page-width{width:calc(100% - 32px)}.skip-link{left:16px}.wordmark{font-size:18px}.navigation{gap:6px;font-size:14px}.site-header{gap:8px}.featured-post{padding:17px 16px}.featured-copy h3{font-size:20px}.introduction h1{font-size:26px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important;animation:none!important}}.search-trigger{gap:7px}.search-icon{flex:none;width:18px;height:18px}.search-shortcut,.search-close kbd{font:inherit;color:var(--muted);font-size:12px}.search-shortcut{margin-left:3px}.visually-hidden{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.search-dialog{width:min(700px,100vw - 40px);max-height:min(780px,100dvh - 64px);color:var(--ink);background:var(--surface);border:0;margin:32px auto;padding:0;overflow:hidden}.search-dialog::backdrop{background:#141c186b}.search-shell{max-height:inherit;flex-direction:column;padding:26px 28px 18px;display:flex}.search-heading{justify-content:space-between;align-items:center;gap:18px;display:flex}.search-heading h2{margin:0;font-size:20px;font-weight:500;line-height:1.5}.search-close,.search-clear{cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;gap:8px;min-width:44px;min-height:44px;padding:8px;font-size:14px;display:inline-flex}.search-close:hover,.search-clear:hover{color:var(--accent)}.search-input-row{background:var(--paper);align-items:center;gap:10px;margin-top:15px;padding:4px 8px 4px 14px;display:flex}.search-input-row input{width:100%;min-width:0;min-height:48px;font:inherit;color:var(--ink);background:0 0;border:0;border-radius:0;padding:8px 0;font-size:18px;line-height:1.5}.search-input-row input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.search-input-row input::placeholder{color:var(--muted);opacity:1}.search-status{color:var(--secondary);flex:none;margin:15px 0 9px;font-size:14px;line-height:1.7}.search-empty{color:var(--secondary);margin:16px 0 26px;font-size:16px;line-height:1.8}.search-results{overscroll-behavior:contain;min-height:0;margin:0;padding:0;list-style:none;overflow-y:auto}.search-result{padding:13px 10px 14px;display:block}.search-result:hover,.search-result:focus-visible{background:var(--paper)}.search-result-title{overflow-wrap:anywhere;font-size:17px;font-weight:500;line-height:1.6;display:block}.search-result-excerpt{-webkit-line-clamp:2;color:var(--secondary);-webkit-box-orient:vertical;margin-top:5px;font-size:16px;line-height:1.75;display:-webkit-box;overflow:hidden}.search-result-meta{color:var(--muted);margin-top:6px;font-size:13px;line-height:1.6;display:block}.search-help{color:var(--muted);flex-wrap:wrap;flex:none;gap:16px;margin:12px 0 0;padding-top:8px;font-size:13px;line-height:1.6;display:flex}@media (width<=700px){.navigation{gap:10px}.navigation>[aria-current=page]{display:none}.search-trigger{gap:5px}.search-shortcut{display:none}.search-dialog{width:calc(100vw - 24px);max-height:calc(100dvh - 32px);margin:16px auto}.search-shell{padding:18px 16px 14px}.search-heading h2{font-size:20px}.search-input-row{margin-top:12px;padding-left:10px}.search-input-row input{font-size:16px}.search-result{padding-inline:7px}.search-result-title{font-size:16px}.search-close kbd{display:none}}.featured-post.featured-text-only{grid-template-columns:minmax(0,1fr)}.search-more{background:var(--paper);min-height:44px;color:var(--ink);font:inherit;cursor:pointer;border:0;flex:none;align-self:flex-start;align-items:center;margin-top:8px;padding:8px 16px;font-size:14px;display:inline-flex}.search-more[hidden],.search-empty[hidden]{display:none}.search-more:hover{color:var(--accent)}.site-footer{color:var(--muted);flex-wrap:wrap;align-items:center;gap:4px 28px;padding-block:12px 28px;font-size:14px;line-height:1.75;display:flex}.site-footer a{overflow-wrap:anywhere;align-items:center;gap:8px;max-width:100%;min-height:44px;display:inline-flex}@media (width<=700px){.site-footer{flex-direction:column;align-items:flex-start;gap:0;padding-block:8px 22px}}.article-layout{grid-template-columns:minmax(0,728px) minmax(0,224px);align-items:start;gap:64px;padding-top:38px;padding-bottom:54px;display:grid}.article-column{min-width:0}.back-link{min-height:44px;color:var(--muted);align-items:center;font-size:14px;display:inline-flex}.back-link:hover{text-decoration:underline}.article-header h1{text-wrap:balance;letter-spacing:-.025em;overflow-wrap:anywhere;margin:14px 0 18px;font-size:32px;font-weight:500;line-height:1.5}.article-meta{color:var(--muted);flex-wrap:wrap;gap:8px 20px;margin:0;font-size:14px;line-height:1.7;display:flex}.article-body{overflow-wrap:anywhere;margin-top:30px;font-size:18px;line-height:1.95}.article-body:focus{outline:none}.article-body>:first-child{margin-top:0}.article-body>.article-byline{color:var(--muted);font-size:14px}.article-body p{margin:0 0 22px}.article-body h2{letter-spacing:-.02em;margin:48px 0 18px;font-size:26px;font-weight:500;line-height:1.6}.article-body h3,.article-body h4{margin:32px 0 16px;font-size:20px;font-weight:500;line-height:1.65}.article-body :is(h2,h3,h4){scroll-margin-top:28px}.article-body ul,.article-body ol{margin:0 0 24px;padding-left:1.55em}.article-body li{margin-bottom:9px;padding-left:.15em}.article-body a{color:var(--accent);text-decoration:underline}.article-body :not(pre)>code{background:#e6ede6;padding:.12em .28em;font-family:Noto Sans Mono,DejaVu Sans Mono,monospace;font-size:.85em}.article-body pre{overscroll-behavior-x:contain;background:var(--surface);tab-size:4;white-space:pre;overflow-wrap:normal;max-width:100%;margin:20px 0 26px;padding:20px;font-family:Noto Sans Mono,DejaVu Sans Mono,monospace;font-size:14px;line-height:1.85;overflow:auto}.article-body pre:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.article-body pre code{font:inherit}.article-body blockquote{background:var(--surface);margin:24px 0;padding:16px 22px}.article-body blockquote p:last-child{margin-bottom:0}.article-body img,.article-body video{max-width:100%;height:auto;display:block}.article-body figure{max-width:100%;margin:24px 0}.article-body figcaption{color:var(--muted);margin-top:8px;font-size:14px;line-height:1.8}.article-sidebar{min-width:0;padding-top:65px;position:sticky;top:30px}.article-toc{max-height:calc(100dvh - 110px);overflow-y:auto}.article-toc summary{cursor:pointer;justify-content:space-between;align-items:center;min-height:44px;font-size:16px;font-weight:500;list-style:none;display:flex}.article-toc summary::-webkit-details-marker{display:none}.article-toc summary:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}.article-toc summary span{color:var(--muted);font-size:14px}.article-toc ol{margin:8px 0 0;padding:0;list-style:none}.article-toc a{color:var(--secondary);padding:10px 0;font-size:14px;line-height:1.7;display:block}.article-toc a:hover{color:var(--accent);text-decoration:underline}.article-toc a[aria-current=location]{color:var(--accent);font-weight:500}.toc-level-3{padding-left:12px}.toc-level-4{padding-left:24px}.article-footer{color:var(--accent);flex-wrap:wrap;justify-content:space-between;gap:10px 24px;margin-top:46px;font-size:16px;display:flex}.article-footer a{align-items:center;min-height:44px;display:inline-flex}.article-footer a:hover{text-decoration:underline}@media (width<=1000px){.article-layout{grid-template-columns:minmax(0,1fr) 190px;gap:36px}}@media (width<=860px){.article-layout{max-width:728px;padding-top:26px;display:block}.article-sidebar{padding-top:0;position:static}.article-toc{background:#e7eee6;max-height:none;margin-top:25px;padding:6px 16px}.article-toc nav{padding-bottom:10px}.article-toc a{min-height:44px}.article-body{margin-top:26px}}@media (width<=700px){.navigation>a[data-home-link]{display:none}.article-layout{padding-top:20px;padding-bottom:30px}.article-header h1{margin-top:12px;font-size:26px;line-height:1.6}.article-body{font-size:17px;line-height:1.95}.article-body p{margin-bottom:20px}.article-body h2{margin-top:36px;font-size:22px}.article-body h3,.article-body h4{font-size:20px}.article-body pre{padding-inline:16px;font-size:14px}.article-footer{margin-top:32px}}.article-body .expressive-code{min-width:0;margin:22px 0 28px}.article-body .expressive-code figure.frame,.article-body .expressive-code pre{max-width:100%;margin:0}.article-body .expressive-code .gutter,.article-body .expressive-code .header{-webkit-user-select:none;user-select:none}.article-body .expressive-code .frame .header:before{display:none}.article-body .expressive-code .frame .header .title{background:0 0;border:0;padding-inline:18px}.article-body .expressive-code .copy{top:0;bottom:auto;margin:0;inset-inline-end:5px}.article-body .expressive-code .copy button{opacity:1;width:44px;height:44px;box-shadow:none;border:0;margin:0}.article-body .expressive-code .copy button:after{opacity:.8;margin:13px}.article-body .expressive-code .header{padding-inline-end:50px}.article-body .expressive-code :is(button,pre):focus-visible{outline:2px solid var(--accent);outline-offset:-3px}@media (width<=700px){.article-body .expressive-code{--ec-codeFontSize:14px}.article-body .expressive-code .gutter .ln{padding-inline:12px}}.article-body .expressive-code .copy button{background:0 0}.article-body .expressive-code .copy button:before{border:0}.article-body .expressive-code .frame .header{align-items:center;min-height:44px;display:flex}body{flex-direction:column;min-height:100dvh;display:flex}.about-page{flex:1;padding-top:46px;padding-bottom:54px}.about-reading{max-width:728px;margin-inline:auto}.about-reading h1{letter-spacing:-.025em;margin:0 0 24px;font-size:32px;font-weight:500;line-height:1.5}.about-reading p{color:var(--secondary);margin:0 0 20px;font-size:18px;line-height:1.95}.personal-introduction p:first-child{color:var(--ink)}.contact-section{margin-top:36px}.contact-section h2{margin:0 0 16px;font-size:22px;font-weight:500;line-height:1.6}.contact-section .contact-empty{color:var(--muted);font-size:16px}.contact-list{margin:0}.contact-row{grid-template-columns:90px minmax(0,1fr);align-items:baseline;gap:18px;margin-top:6px;font-size:16px;line-height:1.9;display:grid}.contact-row dt{color:var(--muted)}.contact-row dd{overflow-wrap:anywhere;min-width:0;margin:0}.contact-row a{min-height:44px;color:var(--accent);align-items:center;text-decoration:underline;display:inline-flex}@media (width<=700px){.about-page{padding-top:30px;padding-bottom:36px}.about-reading h1{margin-bottom:20px;font-size:26px}.about-reading p{font-size:17px}.contact-section{margin-top:28px}.contact-section h2{font-size:20px}.navigation>[aria-current=page]{display:inline-flex}.navigation>a[data-home-link]{display:none}.contact-row{grid-template-columns:66px minmax(0,1fr);gap:12px}}.archive-page{padding-top:38px;padding-bottom:38px}.archive-reading{max-width:820px;margin-inline:auto}.archive-reading h1{letter-spacing:-.025em;margin:0;font-size:32px;font-weight:500;line-height:1.5}.archive-summary{color:var(--muted);margin:10px 0 20px;font-size:16px;line-height:1.8}.archive-filter{flex-wrap:wrap;align-items:center;gap:10px 14px;font-size:16px;display:flex}.archive-filter[hidden]{display:none}.archive-filter label{color:var(--secondary)}.archive-filter select{background:var(--surface);min-width:210px;max-width:100%;min-height:44px;color:var(--ink);font:inherit;border:1px solid #b8c6b9;border-radius:3px;padding:8px 30px 8px 12px}.archive-filter select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.archive-filter button{min-height:44px;font:inherit;cursor:pointer;background:#dcecdf;border:0;border-radius:3px;padding:8px 18px}.archive-reset{min-height:44px;color:var(--accent);align-items:center;display:inline-flex}.archive-reset:hover{text-decoration:underline}.archive-list{margin:30px 0 34px;padding:0;list-style:none}.archive-list>li+li{border-top:1px solid #c5cfc3;margin-top:22px;padding-top:22px}.archive-entry-heading{grid-template-columns:minmax(0,1fr) auto;align-items:baseline;gap:22px;display:grid}.archive-entry h2{text-wrap:balance;overflow-wrap:anywhere;margin:0;font-size:22px;font-weight:500;line-height:1.6}.archive-entry h2 a:hover{text-decoration:underline}.archive-entry time{color:var(--muted);white-space:nowrap;font-size:14px}.archive-excerpt{-webkit-line-clamp:2;max-width:68ch;color:var(--secondary);-webkit-box-orient:vertical;margin:7px 0 0;font-size:16px;line-height:1.85;display:-webkit-box;overflow:hidden}.entry-topics{color:var(--muted);flex-wrap:wrap;gap:0 16px;margin-top:3px;font-size:14px;line-height:1.7;display:flex}.entry-topics a{align-items:center;min-height:36px;display:inline-flex}.entry-topics a:hover{text-decoration:underline}.archive-pagination{margin-top:30px;font-size:16px}.page-directions{justify-content:space-between;align-items:center;gap:12px;display:flex}.page-directions a,.page-directions .page-disabled{align-items:center;min-height:44px;display:inline-flex}.page-directions a{color:var(--accent)}.page-directions a:hover{text-decoration:underline}.page-disabled{color:var(--muted)}.page-status{color:var(--muted);font-size:14px}.page-numbers{flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;margin-top:14px;display:flex}.page-numbers a,.page-current{justify-content:center;align-items:center;min-width:44px;min-height:44px;padding:6px;display:inline-flex}.page-current{color:var(--accent);background:#dcecdf}.page-numbers a:hover{background:#e5ece3}.archive-fallback{flex-wrap:wrap;gap:8px 20px;font-size:16px;line-height:2;display:flex}.archive-fallback a{text-decoration:underline}.archive-empty{margin-block:36px;font-size:18px;line-height:1.9}@media (width<=700px){.archive-page{padding-top:28px;padding-bottom:28px}.archive-reading h1{font-size:26px}.archive-filter{gap:8px 10px}.archive-filter select{flex:1;width:170px;min-width:0}.archive-reset{flex-basis:100%}.archive-list{margin-top:24px}.archive-list>li+li{margin-top:18px;padding-top:18px}.archive-entry-heading{flex-direction:column;gap:5px;display:flex}.archive-entry h2{font-size:20px}.entry-topics a{min-height:44px}.page-numbers{display:none}.navigation>[aria-current=page]{display:inline-flex}.navigation>a[data-home-link]{display:none}}.site-footer.page-width{text-align:center;width:min(1040px,100% - 80px);font-family:var(--font,"Noto Sans CJK SC", sans-serif);color:#637168;flex-wrap:wrap;justify-content:center;align-items:center;gap:4px 28px;margin-inline:auto;padding-block:12px 28px;font-size:14px;line-height:1.75;display:flex}.site-footer a{overflow-wrap:anywhere;max-width:100%;min-height:44px;color:inherit;text-underline-offset:.2em;align-items:center;gap:8px;text-decoration:none;display:inline-flex}.site-footer a:hover{color:#246849;text-decoration:underline}.site-footer a:focus-visible{outline-offset:3px;outline:2px solid #246849}.site-footer img{flex:none;width:20px;height:20px;display:block}.site-footer .security-filing span{min-width:0}@media (width<=1000px){.site-footer.page-width{width:calc(100% - 64px)}}@media (width<=700px){.site-footer.page-width{flex-direction:column;align-items:center;gap:0;width:calc(100% - 40px);padding-block:8px 22px}}@media (width<=350px){.site-footer.page-width{width:calc(100% - 32px)}}.site-page{flex-direction:column;min-height:100dvh;display:flex}.site-page>main{flex:1}.site-page>.site-footer{margin-top:auto}.navigation .nav-active{color:var(--accent)}.article-meta a:hover{text-decoration:underline}.article-body .table-scroll{max-width:100%;margin-block:24px;overflow-x:auto}.article-body table{border-collapse:collapse;min-width:100%}.article-body :is(th,td){text-align:left;border:1px solid #c5cfc3;padding:10px 14px}.article-body .table-scroll:focus-visible{outline:2px solid var(--accent)}.article-body a{overflow-wrap:anywhere}.article-without-toc{max-width:728px;display:block}.article-body .wp-block-file{flex-wrap:wrap;align-items:center;gap:12px 20px;display:flex}.article-body .wp-block-file a{align-items:center;min-height:44px;display:inline-flex}.article-body :is(.box,.note,.warn,.ok){background:#e7eee6;margin-block:24px;padding:18px 22px}@media (width<=700px){.navigation>[aria-current=page]{display:inline-flex}.navigation>[data-home-link]{display:none}}