:root{
  color-scheme:light;
  --blue:#066aab;--text:#23374e;--muted:#586f85;--soft:#586f85;
  --border:#dfe7ef;--background:#eff4f9;--surface:#fff;--subtle:#f5f8fc;
  --hover:#eaf4fc;--header:#ffffffed;--shadow:0 7px 28px #263b5507;
  --avatar:#173c5d;--gutter:clamp(18px,2.5vw,112px);
  --avatar-shadow:#173c5d18;--control-shadow:0 1px 5px #152b4c13;
  --backdrop:#0a1428a8;
  --gap:clamp(18px,1.4vw,40px);
}
:root[data-theme=dark]{
  color-scheme:dark;
  --blue:#74c4ff;--text:#e6e6e6;--muted:#b5b5b5;--soft:#cccccc;
  --border:#3e3e42;--background:#1e1e1e;--surface:#252526;--subtle:#2d2d30;
  --hover:#2d2d30;--header:#1e1e1eed;--shadow:0 7px 28px #0002;
  --avatar:#3e3e42;--avatar-shadow:#0003;--control-shadow:0 1px 5px #0003;
  --backdrop:#000a;
}
@media(prefers-color-scheme:dark){
  :root:not([data-theme=light]){
    color-scheme:dark;
    --blue:#74c4ff;--text:#e6e6e6;--muted:#b5b5b5;--soft:#cccccc;
    --border:#3e3e42;--background:#1e1e1e;--surface:#252526;--subtle:#2d2d30;
    --hover:#2d2d30;--header:#1e1e1eed;--shadow:0 7px 28px #0002;
    --avatar:#3e3e42;--avatar-shadow:#0003;--control-shadow:0 1px 5px #0003;
    --backdrop:#000a;
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scrollbar-gutter:stable}
body{margin:0;background:var(--background);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans SC","Microsoft Yahei",Arial,sans-serif;line-height:1.7}
a{color:inherit;text-decoration:none}
a:hover{color:var(--blue)}
button,input{font:inherit}
button,input{color:var(--text)}
button{cursor:pointer;touch-action:manipulation}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
[hidden]{display:none!important}
.site-header{position:relative;z-index:30;background:var(--header);border-bottom:1px solid var(--border);backdrop-filter:blur(12px)}
.header-inner,.site-search,.site-main,.site-footer{width:calc(100% - var(--gutter) * 2);max-width:3600px;margin-left:auto;margin-right:auto}
.header-inner{min-height:100px;padding:18px 0;display:flex;align-items:center;gap:clamp(24px,3vw,96px)}
.brand{display:flex;align-items:center;gap:13px;flex-shrink:0}
.avatar{position:relative;overflow:hidden;flex-shrink:0;display:grid;place-items:center;border-radius:50%;color:#fff;font-weight:700}
.avatar{width:54px;height:54px;background:var(--avatar);font-size:27px;box-shadow:0 3px 10px var(--avatar-shadow)}
.wordmark{font-size:24px;font-weight:850;letter-spacing:1.3px;line-height:1.1}
.brand-zh{display:block;font-size:12px;font-weight:500;letter-spacing:6px;margin-top:7px;color:var(--muted)}
.main-nav{display:flex;align-items:center;justify-content:flex-end;gap:clamp(20px,1.6vw,48px);margin-inline-start:auto;min-width:0}
.nav-item{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:650;white-space:nowrap;padding:8px 0}
.nav-item.active{color:var(--blue)}
.icon{width:18px;height:18px;display:inline-block;vertical-align:middle;flex-shrink:0}
.nav-language{position:relative;flex-shrink:0;font-size:13px}
.language-picker summary{display:flex;align-items:center;gap:8px;min-height:44px;max-width:190px;padding:8px 11px;border:1px solid var(--border);border-radius:8px;background:var(--surface);cursor:pointer;list-style:none;touch-action:manipulation}
.language-picker summary::-webkit-details-marker{display:none}
.language-picker summary:hover,.language-picker[open] summary{border-color:var(--blue);color:var(--blue);background:var(--hover)}
.language-current{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.language-chevron{width:7px;height:7px;margin-inline-start:4px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);flex-shrink:0}
.language-picker[open] .language-chevron{transform:rotate(225deg)}
.language-links{position:absolute;inset-inline-end:0;top:calc(100% + 8px);z-index:50;display:flex;flex-direction:column;gap:2px;width:210px;max-width:calc(100vw - var(--gutter) * 2);max-height:min(520px,65vh);overflow:auto;overscroll-behavior:contain;padding:6px;border:1px solid var(--border);border-radius:10px;background:var(--surface);box-shadow:0 8px 30px #0002;font-size:14px}
.language-picker:not([open]) .language-links{display:none}
.language-links a{display:flex;align-items:center;gap:10px;min-height:44px;padding:9px 12px;border-radius:6px;white-space:nowrap;text-align:start}
.language-links a:hover,.language-links a:focus-visible{color:var(--blue);background:var(--hover)}
.language-links a[aria-current=true]{color:var(--blue);background:var(--subtle);font-weight:700}
.language-links a[aria-current=true]::after{content:"✓";margin-inline-start:auto;font-size:13px}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.theme-switch{display:flex;align-items:center;gap:3px;border:1px solid var(--border);background:var(--subtle);padding:3px;border-radius:100px}
.theme-switch button{display:grid;place-items:center;width:32px;height:32px;padding:0;border:0;border-radius:50%;background:transparent;color:var(--muted)}
.theme-switch button:hover{color:var(--blue);background:var(--hover)}
.theme-switch button[aria-pressed=true]{background:var(--surface);color:var(--blue);box-shadow:var(--control-shadow)}
.search-toggle,.menu-toggle{border:0;background:transparent;padding:10px;color:var(--text);display:flex;align-items:center;border-radius:8px}
.search-toggle:hover,.menu-toggle:hover{background:var(--hover);color:var(--blue)}
.menu-toggle{display:none}
.site-search{padding:0 0 22px;display:flex;align-items:center;gap:12px}
.site-search[hidden]{display:none}
.site-search label{font-size:14px}
.site-search input{flex:1;min-width:0;border:1px solid var(--border);border-radius:8px;padding:10px 14px;background:var(--surface)}
.site-search button{background:var(--blue);color:var(--surface);border:0;padding:12px;border-radius:8px}
.site-main{margin-top:clamp(24px,2vw,58px);margin-bottom:65px}
.page-heading{display:flex;align-items:center;gap:20px;margin-bottom:22px}
.heading-copy{min-width:0;overflow-wrap:anywhere}
.page-heading>.heading-copy{flex:1}
.page-heading h1{font-size:clamp(23px,1.4vw,34px);margin:0;font-weight:750;letter-spacing:.3px}
.page-heading p{font-size:14px;margin:0;color:var(--muted)}
.archive-filters{padding:20px 24px;margin-bottom:24px;background:var(--surface);border:1px solid var(--border);border-radius:12px}
.filter-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:12px}
.filter-heading h2,.tag-filter-row h3{font-size:14px;font-weight:700;margin:0;color:var(--soft)}
.clear-filters{font-size:13px;color:var(--blue);text-decoration:underline;text-underline-offset:3px}
.category-tabs,.tag-tabs{display:flex;flex-wrap:wrap;gap:8px}
.category-tabs a{font-size:14px;font-weight:600;padding:7px 18px;border-radius:8px;background:var(--subtle);border:1px solid var(--border);color:var(--soft);min-height:38px}
.category-tabs a:hover{border-color:var(--blue);color:var(--blue);background:var(--hover)}
.category-tabs a[aria-current=page]{background:var(--blue);color:var(--surface);border-color:var(--blue)}
.tag-filter-row{display:flex;align-items:baseline;gap:18px;margin-top:17px;padding-top:16px;border-top:1px solid var(--border)}
.tag-filter-row h3{flex-shrink:0}
.tag-tabs{gap:6px 15px}
.tag-tabs a{font-size:12px;color:var(--muted);padding:3px 0;border-bottom:1px solid transparent}
.tag-tabs a:hover,.tag-tabs a[aria-current=page]{color:var(--blue);border-color:var(--blue)}
.tag-tabs a[aria-current=page]{font-weight:700}
.list-tools{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin:0 0 20px;font-size:13px;color:var(--blue)}
.post-grid{min-width:0}
.overview-page .post-grid{--desired-columns:2;--columns:var(--desired-columns);display:grid;grid-template-columns:repeat(var(--columns),minmax(0,1fr));gap:var(--gap);align-items:start}
.overview-page .post-grid[data-columns="1"]{--columns:1}
.overview-page .post-grid[data-columns="2"]{--columns:2}
.overview-page .post-grid[data-columns="3"]{--columns:3}
.overview-page .post-grid[data-columns="4"]{--columns:4}
.overview-page .post-grid[data-columns="5"]{--columns:5}
.overview-page .post-grid[data-columns="6"]{--columns:6}
.post-column{display:flex;flex-direction:column;gap:var(--gap);min-width:0}
.category-card,.article-card,.empty-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);min-width:0}
.category-card{padding:clamp(22px,1.6vw,34px)}
.overview-page .category-card{width:100%}
.category-title{font-size:clamp(18px,1.1vw,24px);font-weight:750;margin:0 0 4px;line-height:1.4;display:flex;align-items:center;gap:12px;color:var(--blue)}
.category-title:before{content:"";width:4px;height:1em;border-radius:3px;background:var(--blue);flex-shrink:0}
.post-preview{padding:25px 0 22px;border-bottom:1px solid var(--border);min-width:0;overflow-wrap:anywhere}
.post-preview:last-child{border-bottom:0;padding-bottom:0}
.post-preview h2,.post-preview h3{font-size:clamp(18px,1vw,23px);line-height:1.55;margin:0 0 7px;font-weight:700;overflow-wrap:anywhere}
.post-meta{font-size:12px;color:var(--muted);margin:5px 0 13px}
.post-excerpt{font-size:clamp(14px,.8vw,17px);color:var(--soft);line-height:1.9;margin:0 0 15px;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.read-more{font-size:13px;font-weight:600;color:var(--soft)}
.read-more span{color:var(--blue);margin-inline-start:5px}
.sticky-marker{color:var(--blue);font-size:9px;margin-inline-start:7px;vertical-align:middle}
.preview-image{display:block;margin:0 0 16px;overflow:hidden;border-radius:8px;background:var(--subtle)}
.preview-image img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .2s}
.preview-image:hover img{transform:scale(1.025)}
.archive-page .post-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,350px),1fr));gap:var(--gap);align-items:start}
.archive-card{padding:clamp(22px,1.6vw,34px);background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);min-width:0}
.archive-card.post-preview:last-child{padding-bottom:clamp(22px,1.6vw,34px);border-bottom:1px solid var(--border)}
.archive-page .post-excerpt{-webkit-line-clamp:5}
.empty-card{padding:44px;text-align:center;color:var(--muted);width:100%;grid-column:1/-1}
.pagination{display:flex;align-items:center;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:30px;font-size:13px;color:var(--soft)}
.pagination a{background:var(--surface);border:1px solid var(--border);border-radius:7px;padding:10px 16px;display:block}
.pagination a:hover{border-color:var(--blue)}
.page-numbers{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:6px}
.page-numbers a{padding:6px 12px}
.page-numbers a[aria-current=page]{background:var(--blue);border-color:var(--blue);color:var(--surface)}
.page-jump{display:flex;align-items:center;justify-content:center;gap:9px;margin-top:18px;color:var(--soft);font-size:13px}
.page-jump input[type=number]{width:70px;padding:7px 9px;border:1px solid var(--border);border-radius:6px;background:var(--surface)}
.page-jump button{padding:7px 14px;border:1px solid var(--border);background:var(--surface);border-radius:6px}
.reading-page{max-width:1280px}
.article-toolbar{position:sticky;top:8px;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:15px;padding:13px 20px;background:var(--header);backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:9px;box-shadow:var(--shadow);margin-bottom:14px;font-size:14px}
.back-link{font-weight:650;color:var(--blue);white-space:nowrap}
.article-directions{display:flex;align-items:center;gap:22px}
.article-directions a{white-space:nowrap}
.article-directions button{border:0;background:var(--subtle);padding:3px 12px;border-radius:5px}
.article-directions button:hover{background:var(--hover);color:var(--blue)}
.article-directions .article-edit-button{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--border);background:var(--surface);color:var(--blue);font-weight:650}
.article-edit-button .icon{width:16px;height:16px}
.has-article-editor{overflow:hidden}
.article-editor-dialog{width:calc(100vw - 48px);max-width:3000px;height:calc(100vh - 48px);height:calc(100dvh - 48px);max-height:none;padding:0;border:1px solid var(--border);border-radius:14px;background:var(--surface);color:var(--text);box-shadow:0 24px 100px #0005;overflow:hidden}
.article-editor-dialog[open]{display:flex;flex-direction:column}
.article-editor-dialog::backdrop{background:var(--backdrop);backdrop-filter:blur(5px)}
.article-editor-heading{display:flex;align-items:center;justify-content:space-between;flex:none;gap:16px;padding:14px 24px;border-bottom:1px solid var(--border);background:var(--subtle)}
.article-editor-heading h2{margin:0;font-size:18px;font-weight:650}
.article-editor-heading button{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--border);border-radius:9px;background:var(--surface)}
.article-editor-heading button:hover{background:var(--hover);color:var(--blue)}
.article-editor-heading .icon{width:17px;height:17px}
.article-editor-dialog iframe{display:block;flex:1;min-height:0;width:100%;border:0;background:var(--surface)}
.shortcut-help{font-size:12px;color:var(--muted);position:relative;margin:0 0 12px}
.list-tools .shortcut-help{margin:0}
.shortcut-help summary{cursor:pointer;list-style:none}
.shortcut-help p{position:absolute;inset-inline-end:0;z-index:20;min-width:260px;max-width:min(380px,85vw);padding:14px 18px;background:var(--surface);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow);font-size:12px;line-height:1.9}
.site-main>.shortcut-help p{inset-inline-start:0;inset-inline-end:auto}
kbd{font:11px ui-monospace,SFMono-Regular,Consolas,monospace;border:1px solid var(--border);border-radius:4px;padding:2px 5px;margin-inline-start:4px;color:var(--muted);background:var(--subtle)}
.article-card{padding:clamp(28px,3.8vw,86px)}
.article-header,.article-body,.article-card>.post-tags,.article-bottom-nav{width:100%;max-width:1440px;margin-left:auto;margin-right:auto}
.article-header{padding-bottom:25px;border-bottom:1px solid var(--border);margin-bottom:34px;text-align:center}
.article-header h1{font-size:clamp(26px,1.9vw,42px);line-height:1.45;margin:0 0 17px;font-weight:750;text-wrap:balance}
.article-body{font-size:clamp(16px,1.15vw,24px);line-height:1.95;overflow-wrap:anywhere}
.article-body p{margin:0 0 1.35em}
.article-body img,.article-body video,.article-body iframe{max-width:100%;height:auto}
.article-body video{width:100%;border-radius:8px;background:#000}
.article-body iframe{width:100%;min-height:360px;border:0}
.article-body figure{margin:26px 0}
.article-body figcaption{color:var(--muted);font-size:13px;text-align:center}
.article-body a{color:var(--blue);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--border)}
.article-body a:hover{text-decoration-color:var(--blue)}
.article-body h2{font-size:1.45em;margin:1.8em 0 .7em}
.article-body h3{font-size:1.25em}
.article-body blockquote{margin:1.5em 0;padding:18px 25px;border-inline-start:3px solid var(--blue);background:var(--subtle);color:var(--soft);border-start-end-radius:8px;border-end-end-radius:8px}
.article-body pre{padding:20px;background:var(--subtle);overflow:auto;font-size:.83em;border-radius:8px;border:1px solid var(--border)}
.article-body code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.article-body table{border-collapse:collapse;max-width:100%;display:block;overflow:auto}
.article-body td,.article-body th{border:1px solid var(--border);padding:9px 14px}
.article-body th{background:var(--subtle)}
.article-body ul,.article-body ol{padding-inline-start:1.7em}
.article-body hr{border:0;border-top:1px solid var(--border);margin:34px 0}
.wp-block-embed{border-inline-start:3px solid var(--blue);padding-inline-start:15px}
.post-tags{border-top:1px solid var(--border);padding-top:22px;margin-top:34px;display:flex;flex-wrap:wrap;gap:12px}
.post-tags a{font-size:13px;color:var(--muted)}
.article-bottom-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;border-top:1px solid var(--border);padding-top:27px;margin-top:30px}
.article-bottom-nav a{display:flex;flex-direction:column;gap:8px;font-size:14px}
.article-bottom-nav span{font-size:12px;color:var(--muted)}
.article-bottom-nav strong{font-weight:600;overflow-wrap:anywhere}
.bottom-back{display:block;width:100%;max-width:1440px;margin:26px auto 0;color:var(--blue);font-size:14px}
.intro-contacts{display:flex;align-items:center;gap:6px;min-width:0;text-align:start}
.contact-caption{display:inline-flex;align-items:center;align-self:flex-start;flex-shrink:0;min-height:32px;font-size:13px;font-weight:650;color:var(--blue);white-space:nowrap}
.intro-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px}
.intro-meta>p{min-width:0;margin:0}
.intro-meta>.intro-contacts{flex:0 1 auto;max-width:100%}
.page-heading .intro-meta{margin-top:8px}
.article-header>.intro-meta{justify-content:center}
.intro-contacts>.contact-links{display:flex;flex:1 1 auto;flex-wrap:wrap;align-items:center;gap:6px;min-width:0}
.contact-link{display:inline-flex;flex:0 1 auto;align-items:center;gap:6px;min-width:0;max-width:100%;min-height:32px;padding:4px 7px;border:1px solid var(--border);border-radius:5px;background:var(--subtle);color:var(--text);font-size:12px;font-weight:650;line-height:1.4}
.contact-link:hover,.contact-link:focus-visible{background:var(--hover);border-color:var(--blue);color:var(--blue)}
.contact-link:focus-visible{outline-offset:2px}
.contact-copy{min-width:0}
.contact-copy strong{font-size:12px;font-weight:650;overflow-wrap:anywhere}
.contact-icon{width:18px;height:18px;flex-shrink:0;color:var(--blue)}
.contact-icon-shell{position:relative;display:grid;place-items:center;width:18px;height:18px;flex-shrink:0}
.contact-icon-shell [data-contact-fallback]{line-height:0}
.contact-icon-shell [data-contact-fallback][hidden]{display:none}
.contact-favicon{position:absolute;inset:0;display:block;width:18px;height:18px;object-fit:contain;opacity:0;pointer-events:none}
.contact-favicon.is-ready{opacity:1}
.contact-link-x .contact-icon,.contact-link-github .contact-icon{color:var(--text)}
.contact-link-mastodon .contact-icon{color:#9292ff}
.avatar-image{position:absolute;inset:0;display:block;width:100%;height:100%;object-fit:cover;border-radius:inherit;opacity:0;pointer-events:none}
.avatar-image.is-ready{opacity:1}
.site-footer{margin-top:0;margin-bottom:35px;border-top:1px solid var(--border);padding-top:24px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted)}
.article-body .text-align-left,.article-body .has-text-align-left{text-align:left}
.article-body .text-align-center,.article-body .has-text-align-center{text-align:center}
.article-body .text-align-right,.article-body .has-text-align-right{text-align:right}
.article-body .text-align-justify,.article-body .has-text-align-justify{text-align:justify}
.article-body .text-weight-normal{font-weight:400}
.article-body .text-weight-bold{font-weight:700}
.article-body .text-style-normal{font-style:normal}
.article-body .text-style-italic{font-style:italic}
.article-body .text-decoration-none{text-decoration:none}
.article-body .text-decoration-underline{text-decoration:underline}
.article-body .text-decoration-line-through{text-decoration:line-through}
.article-body .aligncenter{display:block;margin-left:auto;margin-right:auto}
.article-body figure.aligncenter{text-align:center}
:focus-visible{outline:2px solid var(--blue);outline-offset:4px}
@media(min-width:1180px){.overview-page .post-grid{--desired-columns:3}}
@media(min-width:1800px){.overview-page .post-grid{--desired-columns:4}.nav-item{font-size:16px}.language-links{font-size:14px}.page-heading p{font-size:16px}.category-tabs a{font-size:16px}.archive-page .post-grid{grid-template-columns:repeat(auto-fit,minmax(440px,1fr))}}
@media(min-width:2560px){.overview-page .post-grid{--desired-columns:5}.header-inner{min-height:120px}.avatar{width:64px;height:64px;font-size:31px}.wordmark{font-size:29px}.theme-switch button{width:38px;height:38px}.icon{width:20px;height:20px}}
@media(min-width:3400px){.overview-page .post-grid{--desired-columns:6}}
@media(max-width:1080px){
  .header-inner{min-height:86px;flex-wrap:wrap;gap:0;justify-content:space-between;padding:17px 0}
  .header-actions{margin-inline-start:auto}
  .menu-toggle{display:flex}
  .main-nav{display:none;order:3;width:100%;padding:16px 0 2px;margin:17px 0 0;border-top:1px solid var(--border);gap:20px;justify-content:flex-start;flex-wrap:wrap}
  .main-nav.open{display:flex}
  .nav-language{order:1;margin-inline-start:0}
  .language-links{inset-inline-start:0;inset-inline-end:auto}
  .article-directions{gap:14px}
}
@media(max-width:720px){
  .article-editor-dialog{width:100%;max-width:none;height:100vh;height:100dvh;margin:0;border:0;border-radius:0}
  .article-editor-heading{padding:10px 14px}.article-editor-heading h2{font-size:16px}
  :root{--gutter:18px;--gap:20px}
  .header-inner{min-height:82px;padding:15px 0}
  .brand{gap:10px}.avatar{height:43px;width:43px;font-size:23px}.wordmark{font-size:20px}.brand-zh{font-size:10px;letter-spacing:5px}
  .theme-switch{padding:2px;gap:1px}.theme-switch button{width:28px;height:28px}.theme-switch .icon{width:16px;height:16px}.header-actions{gap:5px}.menu-toggle{padding:9px}
  .main-nav{gap:8px 12px}.nav-item{font-size:14px}.search-toggle{margin-inline-start:auto}
  .site-main{margin-top:26px;margin-bottom:44px}
  .page-heading{display:block;margin-bottom:17px}.page-heading p{margin-top:6px;font-size:13px}
  .archive-filters{padding:17px 16px;margin-bottom:20px}
  .category-tabs{gap:7px}.category-tabs a{padding:7px 13px;font-size:13px}
  .tag-filter-row{display:block;margin-top:15px}.tag-filter-row h3{margin-bottom:8px}.tag-tabs{gap:4px 13px}
  .overview-page .post-grid{--desired-columns:1}
  .category-card{padding:23px}.post-preview h2,.post-preview h3{font-size:19px}.post-excerpt{font-size:14px}
  .archive-page .post-grid{grid-template-columns:1fr}.archive-card{padding:23px}.archive-card.post-preview:last-child{padding-bottom:23px}
  .article-toolbar{padding:10px 12px;font-size:12px;gap:10px;flex-wrap:wrap}.article-directions{gap:10px;flex:1;justify-content:flex-end;flex-wrap:wrap}.article-toolbar kbd{display:none}
  .article-card{padding:27px 22px}.article-header h1{font-size:26px}.article-body{font-size:16px}.article-body iframe{min-height:220px}.article-bottom-nav{gap:16px}.article-bottom-nav a{font-size:13px}
  .site-search label{display:none}
  .pagination{gap:9px}.pagination a{padding:9px 12px;font-size:12px}.page-numbers a{padding:5px 9px}
}
@media(max-width:374px){:root{--gutter:12px}.brand{gap:7px}.wordmark{font-size:18px}.header-actions{gap:2px}.theme-switch button{width:25px;height:27px}.menu-toggle,.search-toggle{padding:8px}.main-nav{column-gap:8px}.nav-item{font-size:13px;gap:6px}.article-card{padding:23px 17px}}
.archive-page .post-grid.single-result{grid-template-columns:minmax(0,720px);justify-content:center}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.preview-image img{transition:none}}
@media print{.site-header,.site-footer,.article-toolbar,.shortcut-help,.intro-contacts,.article-bottom-nav,.bottom-back{display:none}body{background:#fff;color:#000}.site-main{width:100%;max-width:none;margin:0}.article-card{border:0;box-shadow:none;padding:0}.article-body{font-size:12pt;max-width:none}.article-header{max-width:none}.article-body a{color:#000}}

/* Layout choice is independent from the existing light/dark theme. */
.skip-link{position:absolute;inset-block-start:-100px;inset-inline-start:20px;z-index:100;background:var(--surface);color:var(--blue);padding:12px 20px;border:2px solid var(--blue);border-radius:6px}
.skip-link:focus{inset-block-start:10px}
.layout-control select{max-width:160px;min-height:40px;padding:7px 26px 7px 10px;border:1px solid var(--border);border-radius:7px;background:var(--surface);color:var(--text);font:inherit;font-size:12px;cursor:pointer}
html[data-layout=journal]{--gutter:clamp(20px,4vw,80px);--gap:32px}
html[data-layout=journal] body{background:var(--surface)}
html[data-layout=journal] .header-inner,html[data-layout=journal] .site-search,html[data-layout=journal] .site-main,html[data-layout=journal] .site-footer{max-width:1440px}
html[data-layout=journal] .header-inner{min-height:88px;gap:clamp(16px,2vw,42px)}
html[data-layout=journal] .avatar{width:44px;height:44px;font-size:24px;box-shadow:none}
html[data-layout=journal] .wordmark{font-size:23px;letter-spacing:1.6px}
html[data-layout=journal] .brand-zh{font-size:10px;letter-spacing:5px}
html[data-layout=journal] .nav-item{font-size:13px;gap:6px}
html[data-layout=journal] .main-nav{gap:22px}
html[data-layout=journal] .site-main{margin-top:40px;margin-bottom:72px}
html[data-layout=journal] .journal-heading{display:flex;align-items:center;justify-content:space-between;gap:28px;padding-bottom:30px;margin-bottom:36px;border-bottom:1px solid var(--border)}
.journal-eyebrow{margin:0 0 10px;font-size:11px;font-weight:650;letter-spacing:1.7px;color:var(--blue);line-height:1.6}
html[data-layout=journal] .journal-heading h1{font-size:clamp(32px,3vw,48px);font-weight:750;letter-spacing:-1px;line-height:1.25;margin:8px 0}
html[data-layout=journal] .journal-description{font-size:15px;color:var(--muted);margin:0;letter-spacing:.4px}
.journal-count{display:flex;align-items:center;gap:12px;flex-shrink:0;color:var(--muted);font-size:12px}
.journal-count strong{font-size:34px;font-weight:450;line-height:1;color:var(--text);font-variant-numeric:tabular-nums}
.journal-layout,.page-with-sidebar{display:grid;grid-template-columns:minmax(0,1fr) 274px;gap:clamp(32px,4vw,72px);align-items:start}
.journal-content,.page-content,.blog-sidebar{min-width:0}
.journal-mobile-topics{display:none}
.featured-story{padding:32px;border:1px solid var(--border);border-radius:10px;background:var(--subtle);overflow:hidden;margin-bottom:42px;position:relative}
.featured-story.has-image{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:30px;align-items:center}
.featured-copy{min-width:0}
.featured-story h2{font-size:clamp(25px,2.25vw,35px);line-height:1.5;letter-spacing:-.4px;margin:12px 0 18px;font-weight:720;overflow-wrap:anywhere;text-wrap:pretty}
.featured-story .post-excerpt{-webkit-line-clamp:3;font-size:14px;line-height:1.9;margin-bottom:18px}
.featured-story .post-meta{font-size:11px;margin:0 0 20px}
.journal-read-link{display:inline-flex;align-items:center;gap:22px;min-height:38px;color:var(--blue);font-size:13px;font-weight:650}
.featured-image{align-self:center;display:flex;height:290px;overflow:hidden;border-radius:5px;background:var(--border)}
.featured-image picture{display:block;width:100%;height:100%}
.featured-image img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
.journal-section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding-bottom:15px;border-bottom:2px solid var(--text)}
.journal-section-heading h2{font-size:18px;line-height:1.5;font-weight:700;margin:0;overflow-wrap:anywhere}
.journal-section-heading>span{font-size:11px;color:var(--muted);white-space:nowrap}
.journal-post{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:28px 0;border-bottom:1px solid var(--border)}
.journal-post-copy{min-width:0;flex:1}
.journal-post-categories{display:flex;flex-wrap:wrap;gap:10px;font-size:11px;font-weight:600;color:var(--blue);margin-bottom:7px}
.journal-post h3{font-size:clamp(20px,1.5vw,25px);line-height:1.55;margin:0 0 10px;font-weight:690;overflow-wrap:anywhere;text-wrap:pretty}
.journal-post .post-excerpt{font-size:14px;line-height:1.85;-webkit-line-clamp:2;margin-bottom:12px}
.journal-post .post-meta{font-size:11px;margin:0;line-height:1.8}
.journal-thumbnail{width:152px;flex-shrink:0;overflow:hidden;border-radius:5px;background:var(--subtle)}
.journal-thumbnail img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
.journal-all-link{display:flex;align-items:center;justify-content:center;gap:30px;min-height:50px;margin-top:25px;border:1px solid var(--border);border-radius:6px;font-size:13px;font-weight:600}
.journal-all-link:hover{border-color:var(--blue);background:var(--subtle)}
.blog-sidebar{border-inline-start:1px solid var(--border);padding-inline-start:28px;text-align:start}
.sidebar-section{min-width:0;margin:0 0 26px;padding:0 0 23px;border-bottom:1px solid var(--border)}
.sidebar-section:last-child{margin-bottom:0;padding-bottom:0;border-bottom:0}
.sidebar-heading{font-size:15px;line-height:1.5;font-weight:700;margin:0 0 13px;color:var(--text);overflow-wrap:anywhere}
.sidebar-title-row{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:5px 10px;margin-bottom:13px}
.sidebar-title-row .sidebar-heading{margin:0}
.sidebar-period{font-size:10px;line-height:1.6;color:var(--muted)}
.sidebar-empty{padding:8px 0;color:var(--muted);font-size:12px;line-height:1.8}
.sidebar-section>p{margin:0;color:var(--muted);font-size:12px;line-height:1.8}
.sidebar-search{display:grid;grid-template-columns:minmax(0,1fr) 40px;gap:7px}
.sidebar-search input{width:100%;min-width:0;min-height:40px;padding:8px 10px;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--text);font-size:13px}
.sidebar-search input::placeholder{color:var(--muted);opacity:1}
.sidebar-search-submit{display:grid;place-items:center;min-width:40px;min-height:40px;padding:0;border:1px solid var(--blue);border-radius:6px;background:var(--blue);color:var(--surface)}
.sidebar-search-submit:hover{background:var(--surface);color:var(--blue)}
.sidebar-search-submit .icon{width:17px;height:17px}
.popular-list{list-style:none;margin:0;padding:0}
.popular-item{min-width:0;border-bottom:1px solid var(--border)}
.popular-item:last-child{border-bottom:0}
.popular-link{display:grid;grid-template-columns:22px minmax(0,1fr);column-gap:8px;min-height:24px;padding:8px 0 3px;align-items:start}
.popular-rank{font-size:12px;line-height:1.8;color:var(--muted);font-variant-numeric:tabular-nums;text-align:center}
.popular-item:nth-child(-n+3) .popular-rank{color:var(--blue);font-weight:700}
.popular-title{min-width:0;font-size:13px;line-height:1.7;font-weight:500;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.popular-views{display:block;margin-inline-start:30px;padding-bottom:10px;font-size:11px;line-height:1.6;color:var(--muted);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.popular-link:hover .popular-title{color:var(--blue);text-decoration:underline;text-underline-offset:3px}
.site-stats{margin:0;font-size:13px;line-height:1.8}
.site-stats>div{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;padding:5px 0;align-items:baseline}
.site-stats dt{min-width:0;color:var(--muted);overflow-wrap:anywhere}
.site-stats dd{margin:0;font-weight:600;font-variant-numeric:tabular-nums;text-align:end;overflow-wrap:anywhere}
.blog-sidebar .archive-filters{padding:0;margin:0;border:0;border-radius:0;background:none}
.blog-sidebar .filter-heading{margin-bottom:12px}
.blog-sidebar .filter-heading h2{font-size:15px;color:var(--text)}
.blog-sidebar .filter-heading .sidebar-heading{margin:0}
.blog-sidebar .category-tabs{flex-direction:column;gap:2px}
.blog-sidebar .category-tabs a{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:38px;padding:7px 10px;font-size:13px;font-weight:450;background:none;border:0;border-radius:5px;color:var(--muted);overflow-wrap:anywhere}
.blog-sidebar .category-tabs a:hover,.blog-sidebar .category-tabs a[aria-current=page]{background:var(--subtle);color:var(--blue)}
.blog-sidebar .category-tabs a[aria-current=page]{font-weight:650}
.blog-sidebar .tag-tabs{gap:7px 12px;margin-top:10px}
.blog-sidebar .tag-tabs a{min-height:28px;font-size:11px;overflow-wrap:anywhere}
.blog-sidebar .sidebar-ad{margin:0 0 26px;padding:0;overflow:hidden;border:1px solid var(--border);border-radius:6px;background:var(--surface);box-shadow:var(--control-shadow)}
.ad-card-heading{display:block;margin:0;padding:10px 14px;border-bottom:1px solid var(--border);background:var(--subtle);font-size:13px;line-height:1.6;font-weight:600;overflow-wrap:anywhere}
.ad-card-heading a{display:block}
.ad-card-image{display:block;padding:14px}
.ad-card-image img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:contain}
.ad-card-body{padding:0 14px 16px}
.ad-description{margin:0;font-size:14px;line-height:1.8;overflow-wrap:anywhere}
.ad-card-button{display:block;width:fit-content;max-width:100%;min-height:36px;margin:14px auto 0;padding:7px 22px;border:1px solid var(--border);border-radius:5px;background:var(--surface);color:var(--text);font-size:13px;line-height:1.6;text-align:center;overflow-wrap:anywhere}
.ad-card-button:hover{background:var(--subtle);border-color:var(--blue);color:var(--blue)}
.ad-card-heading a:focus-visible,.ad-card-image:focus-visible,.ad-card-button:focus-visible{outline:2px solid var(--blue);outline-offset:-3px}
.ad-card-footer{display:flex;align-items:baseline;justify-content:space-between;gap:8px 12px;flex-wrap:wrap;padding:8px 14px;border-top:1px solid var(--border);background:var(--subtle);font-size:12px;line-height:1.6;color:var(--muted)}
.ad-promoted,.ad-sponsor{min-width:0;overflow-wrap:anywhere}
.page-with-sidebar .article-header,.page-with-sidebar .article-body,.page-with-sidebar .article-card>.post-tags,.page-with-sidebar .article-bottom-nav,.page-with-sidebar .bottom-back{max-width:800px;margin-inline:auto}
.overview-page .page-content .post-grid{--desired-columns:2}
html[data-layout=journal] .archive-filters{padding:0;margin:0 0 28px;border:0;border-radius:0;background:none}
html[data-layout=journal] .filter-heading{margin-bottom:12px}
html[data-layout=journal] .filter-heading h2{font-size:15px;color:var(--text)}
html[data-layout=journal] .category-tabs{display:flex;flex-direction:column;gap:2px}
html[data-layout=journal] .category-tabs a{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:38px;padding:7px 10px;font-size:13px;font-weight:450;background:none;border:0;border-radius:5px;color:var(--muted)}
html[data-layout=journal] .category-tabs a:hover,html[data-layout=journal] .category-tabs a[aria-current=page]{background:var(--subtle);color:var(--blue)}
html[data-layout=journal] .category-tabs a[aria-current=page]{font-weight:650}
.category-count{font-size:11px;font-variant-numeric:tabular-nums;color:var(--muted)}
.journal-tags{border-top:1px solid var(--border);margin-top:17px;padding-top:15px;font-size:13px}
.journal-tags summary{cursor:pointer;min-height:32px;font-weight:600}
html[data-layout=journal] .tag-tabs{gap:7px 12px;margin-top:10px}
html[data-layout=journal] .tag-tabs a{min-height:28px;font-size:11px}
html[data-layout=journal] .reading-page{max-width:1280px}
html[data-layout=journal] .article-card{border:0;border-radius:0;box-shadow:none;padding:38px 26px;background:none}
html[data-layout=journal] .article-header,html[data-layout=journal] .article-body,html[data-layout=journal] .article-card>.post-tags,html[data-layout=journal] .article-bottom-nav,html[data-layout=journal] .bottom-back,.article-toc{max-width:800px;margin-inline:auto}
html[data-layout=journal] .article-header{text-align:start;padding-bottom:28px;margin-bottom:36px}
html[data-layout=journal] .article-header>.intro-meta{justify-content:flex-start}
html[data-layout=journal] .article-header h1{font-size:clamp(28px,3vw,42px);line-height:1.5;letter-spacing:-.6px;text-wrap:pretty}
html[data-layout=journal] .article-header .post-meta{font-size:13px;line-height:1.9}
html[data-layout=journal] .article-body{font-size:18px;line-height:1.95}
html[data-layout=journal] .article-body :is(h2,h3,h4){scroll-margin-top:100px;text-wrap:pretty;line-height:1.5}
.article-categories{display:flex;flex-wrap:wrap;gap:12px;color:var(--blue);font-size:13px;margin-bottom:15px}
.article-toc{padding:16px 20px;background:var(--subtle);border:1px solid var(--border);border-radius:6px;margin-bottom:32px;font-size:13px}
.article-toc summary{font-weight:650;cursor:pointer}
.article-toc nav{display:flex;flex-direction:column;gap:8px;margin-top:14px;max-height:360px;overflow:auto}
.article-toc a{padding:4px 0;color:var(--muted)}
.article-toc a:hover{color:var(--blue)}
.article-toc .toc-subheading{padding-inline-start:18px}
html[data-layout=journal] .site-footer{font-size:12px;padding-top:24px;margin-bottom:30px}
@media(min-width:1800px){html[data-layout=journal] .header-inner,html[data-layout=journal] .site-search,html[data-layout=journal] .site-main,html[data-layout=journal] .site-footer{max-width:1600px}.journal-layout,.page-with-sidebar{grid-template-columns:minmax(0,1fr) 300px;gap:72px}.overview-page .page-content .post-grid{--desired-columns:3}.journal-post h3{font-size:26px}.journal-post .post-excerpt{font-size:16px}.journal-thumbnail{width:190px}html[data-layout=journal] .reading-page{max-width:1280px}}
@media(min-width:2560px){.overview-page .page-content .post-grid{--desired-columns:4}}
@media(min-width:3400px){.overview-page .page-content .post-grid{--desired-columns:5}}
@media(max-width:1180px){html[data-layout=journal] .header-inner{flex-wrap:wrap;justify-content:space-between;gap:0}html[data-layout=journal] .main-nav{display:none;order:3;width:100%;margin:17px 0 0;padding-top:15px;border-top:1px solid var(--border);justify-content:flex-start;flex-wrap:wrap}html[data-layout=journal] .main-nav.open{display:flex}html[data-layout=journal] .menu-toggle{display:flex}html[data-layout=journal] .header-actions{margin-inline-start:auto}.journal-layout,.page-with-sidebar{gap:32px}.blog-sidebar{padding-inline-start:22px}.overview-page .page-content .post-grid{--desired-columns:1}.featured-story{padding:24px}.featured-story.has-image{grid-template-columns:minmax(0,1fr)}.featured-image{display:none}.journal-thumbnail{width:128px}}
@media(max-width:820px){.journal-layout,.page-with-sidebar{grid-template-columns:minmax(0,1fr);gap:38px}.blog-sidebar{border-inline-start:0;padding-inline-start:0;border-top:1px solid var(--border);padding-top:28px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:start}.blog-sidebar>.sidebar-section{margin:0;padding-bottom:20px}.blog-sidebar>.sidebar-search-section,.blog-sidebar>.sidebar-ad{grid-column:1/-1}.blog-sidebar>.sidebar-popular{grid-row:span 2}.blog-sidebar>.sidebar-ad{width:100%;max-width:380px;justify-self:start;margin:0;padding:0}.featured-story.has-image{grid-template-columns:minmax(0,1.4fr) minmax(0,.6fr);gap:22px}.featured-image{display:flex;min-height:240px}.featured-image img{min-height:240px}}
@media(max-width:560px){html[data-layout=journal]{--gutter:20px}html[data-layout=journal] .site-main{margin-top:27px;margin-bottom:40px}html[data-layout=journal] .header-inner{padding:16px 0;min-height:76px}html[data-layout=journal] .avatar{width:35px;height:35px;font-size:20px}html[data-layout=journal] .wordmark{font-size:18px;letter-spacing:1px}html[data-layout=journal] .brand-zh{font-size:9px;margin-top:5px}html[data-layout=journal] .brand{gap:8px}.layout-control select{max-width:98px;font-size:11px;min-height:34px;padding:5px 2px}.header-actions{gap:5px}.theme-switch button{width:26px;height:30px}.menu-toggle{padding:7px}html[data-layout=journal] .journal-heading{padding-bottom:22px;margin-bottom:26px}html[data-layout=journal] .journal-heading h1{font-size:34px}.journal-eyebrow{font-size:10px;letter-spacing:1.1px}.featured-story{padding:23px;margin-bottom:30px}.featured-story.has-image{grid-template-columns:1fr}.featured-image{display:none}.featured-story h2{font-size:25px}.featured-story .post-excerpt{font-size:14px}.journal-section-heading>span{display:none}.journal-post{padding:24px 0;gap:16px;align-items:flex-start}.journal-post h3{font-size:20px}.journal-post .post-excerpt{font-size:13px}.journal-thumbnail{width:88px;margin-top:26px}html[data-layout=journal] .article-card{padding:23px 0}html[data-layout=journal] .article-body{font-size:17px;line-height:1.95}html[data-layout=journal] .article-header h1{font-size:28px}html[data-layout=journal] .article-toolbar{margin-inline:-6px}.journal-post-categories{font-size:10px}.journal-section-heading h2{font-size:17px}}
@media(max-width:390px){.header-inner{column-gap:8px}.layout-control select{max-width:90px}html[data-layout=journal] .header-actions{gap:2px}html[data-layout=journal] .brand{gap:6px}html[data-layout=journal] .wordmark{font-size:16px}html[data-layout=journal] .avatar{width:30px;height:30px}html[data-layout=journal] .theme-switch button{width:24px}.journal-thumbnail{width:72px}.journal-post{gap:12px}}
@media(max-width:820px){.journal-mobile-topics{display:block;border:1px solid var(--border);border-radius:6px;margin-bottom:22px;padding:10px 14px;font-size:13px}.journal-mobile-topics summary{cursor:pointer;min-height:26px;font-weight:600}.journal-mobile-topics .category-tabs{margin-top:10px}}
@media(min-width:721px) and (max-width:820px){.overview-page .page-content .post-grid{--desired-columns:2}}
@media(max-width:560px){.blog-sidebar{display:block}.blog-sidebar>.sidebar-section{margin:0 0 24px;padding-bottom:22px}.blog-sidebar>.sidebar-section:last-child{margin-bottom:0;padding-bottom:0}.blog-sidebar>.sidebar-ad{max-width:none;margin-bottom:24px;padding:0}}
@media(max-width:820px){.page-heading,html[data-layout=journal] .journal-heading{display:flex;flex-direction:column;align-items:stretch;gap:0}.page-heading>.heading-copy{flex:none;width:100%}.journal-heading .journal-count{display:none}.page-heading .intro-meta>p{margin:0;font-size:13px}}
@media print{.layout-control,.skip-link,.article-toc,.blog-sidebar,.journal-mobile-topics{display:none}.journal-layout,.page-with-sidebar{display:block}.page-content{width:100%}html[data-layout=journal] .article-body{font-size:12pt}}
.reading-page.reading-full-width{max-width:3600px}
html[data-layout=journal] .reading-page.reading-full-width{max-width:1440px}
.reading-page.reading-full-width .article-header,.reading-page.reading-full-width .article-body,.reading-page.reading-full-width .article-card>.post-tags,.reading-page.reading-full-width .article-bottom-nav,.reading-page.reading-full-width .bottom-back,.reading-page.reading-full-width .article-toc{max-width:none}
@media(min-width:1800px){html[data-layout=journal] .reading-page.reading-full-width{max-width:1600px}}
@media print{.reading-page.reading-full-width,html[data-layout=journal] .reading-page.reading-full-width{max-width:none}}

.footer-text{white-space:pre-line;overflow-wrap:anywhere}
.list-edit-button{display:inline-flex;align-items:center;gap:6px;margin-top:12px;padding:7px 10px;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--blue);font-size:12px;cursor:pointer}
.read-more+.list-edit-button,.journal-read-link+.list-edit-button{margin-inline-start:14px}