:root{--paper:#f3efe6;--surface:#ece6d8;--ink:#1b1814;--muted:#7a7167;--rule:#dcd3bf;--accent:#b5391c;--night:#14110d;--serif:Newsreader, Georgia, serif;--mono:"JetBrains Mono", monospace;--prose-serif:Newsreader, Georgia, serif}:root:lang(zh){--prose-serif:"Noto Serif CJK SC", "Songti SC", "STSong", "Source Han Serif SC", serif}:root:lang(ja){--prose-serif:"Hiragino Mincho ProN", "Yu Mincho", "Noto Serif CJK JP", serif}:root:lang(ko){--prose-serif:"AppleMyungjo", "Nanum Myeongjo", "Noto Serif CJK KR", serif}:root:lang(hi){--prose-serif:"Noto Serif Devanagari", "Kohinoor Devanagari", serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--ink);font-family:var(--serif);-webkit-font-smoothing:antialiased;margin:0}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}::selection{background:#b5391c44}.mono{font:500 10px/1.5 var(--mono);text-transform:uppercase;letter-spacing:.17em}.eyebrow{color:var(--accent)}.wrap{width:min(100% - 72px,1320px);margin-inline:auto}@media (width<=850px){.wrap{width:min(100% - 38px,1320px)}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}.lang-switch{position:relative}.lang-switch summary{cursor:pointer;color:var(--muted);white-space:nowrap;padding:11px 0;list-style:none}.lang-switch summary::-webkit-details-marker{display:none}.lang-switch summary:hover,.lang-switch[open] summary{color:var(--accent)}.lang-switch ul{z-index:30;text-transform:none;letter-spacing:normal;background:var(--paper);border:1px solid var(--ink);min-width:150px;margin:0;padding:6px 0;list-style:none;position:absolute;top:100%;right:0;box-shadow:6px 6px #1b181412}.lang-switch a{font:15px var(--serif);color:var(--ink);padding:8px 16px;display:block}.lang-switch a:hover{background:var(--surface);color:var(--accent)}.lang-switch a[aria-current=page]{color:var(--accent)}.site-nav{border-bottom:1px solid var(--rule);justify-content:space-between;align-items:center;gap:24px;height:75px;display:flex}.logo{font:600 21px var(--serif);letter-spacing:-.055em}.logo i{color:var(--accent);font-style:normal}.navlinks{align-items:center;gap:30px;display:flex}.navlink{color:var(--muted);white-space:nowrap}.navlink:hover,.navlink[aria-current=page]{color:var(--accent)}.navcta{border:1px solid var(--ink);white-space:nowrap;padding:11px 17px;transition:background .2s,color .2s}.navcta:hover{background:var(--ink);color:var(--paper)}.navmenu{display:none;position:relative}.navmenu summary{cursor:pointer;color:var(--ink);white-space:nowrap;padding:14px 0;list-style:none}.navmenu summary::-webkit-details-marker{display:none}.navmenu[open] summary{color:var(--accent)}.navmenu ul{z-index:30;text-transform:none;letter-spacing:normal;background:var(--paper);border:1px solid var(--ink);min-width:220px;margin:0;padding:6px 0;list-style:none;position:absolute;top:100%;right:0;box-shadow:6px 6px #1b181412}.navmenu a{font:16px var(--serif);color:var(--ink);padding:13px 18px;display:block}.navmenu a:hover,.navmenu a[aria-current=page]{color:var(--accent)}@media (width<=1200px){.navlinks{gap:20px}.navcta{display:none}}@media (width<=850px){.navlink{display:none}.navmenu{display:block}.lang-switch summary{padding:14px 0}}footer{color:var(--muted);justify-content:space-between;padding:26px 0;display:flex}footer a:hover{color:var(--accent)}@media (width<=520px){footer{gap:20px;font-size:11px}}.blog{width:min(100% - 72px,820px);margin-inline:auto;padding:64px 0 110px}@media (width<=850px){.blog{width:min(100% - 38px,820px)}}.blog-title{font:400 clamp(36px,4.4vw,60px)/1.2 var(--prose-serif);letter-spacing:-.045em;margin:22px 0 18px}.blog-lede{font:19px/1.75 var(--prose-serif);color:#5d5146;margin:0 0 50px}.blog-crumbs{color:var(--muted);flex-wrap:wrap;gap:8px;display:flex}.blog-crumbs a:hover{color:var(--accent)}.blog-meta{color:var(--muted);margin:0 0 44px}.blog-section{margin-top:70px}.blog-section>h2{font:400 26px var(--prose-serif);margin:0 0 18px}.blog-fallback{font:16px/1.7 var(--prose-serif);color:var(--muted);border-left:2px solid var(--accent);margin:0 0 40px;padding:4px 0 4px 16px}.prose{font:18px/1.85 var(--serif);color:#2c261f}.prose :is(p,ul,ol,blockquote,table,pre){margin:0 0 22px}.prose :is(h2,h3,h4){font-family:var(--prose-serif);letter-spacing:-.02em;margin:44px 0 14px;font-weight:500;line-height:1.35}.prose h2{font-size:28px}.prose h3{font-size:22px}.prose h4{font-size:18px}.prose a{color:var(--accent);border-bottom:1px solid #b5391c55}.prose a:hover{border-color:var(--accent)}.prose strong{color:var(--ink);font-weight:600}.prose blockquote{border-left:2px solid var(--accent);color:#5d5146;padding:4px 0 4px 18px}.prose blockquote.callout{border:1px solid var(--rule);border-left:3px solid var(--muted);color:#2c261f;background:#f7f3ea;padding:14px 18px}.prose blockquote.callout>:last-child{margin-bottom:0}.prose .callout-title{font:500 11px/1.5 var(--mono);text-transform:uppercase;letter-spacing:.14em;color:var(--muted);margin:0 0 8px}.prose .callout-warning{border-left-color:var(--accent)}.prose .callout-warning .callout-title{color:var(--accent)}.prose :is(.callout-success,.callout-done){border-left-color:#5b7a4a}.prose :is(.callout-success,.callout-done) .callout-title{color:#5b7a4a}.prose :is(.callout-theorem,.callout-definition){border-left-color:var(--ink)}.prose :is(.callout-theorem,.callout-definition) .callout-title{color:var(--ink)}.prose code{font:14px var(--mono);background:var(--surface);padding:1px 5px}.prose pre{background:var(--night);color:#e8e1d4;padding:18px 20px;overflow-x:auto}.prose pre code{color:inherit;background:0 0;padding:0}.prose pre.mermaid{color:var(--ink);border:1px solid var(--rule);text-align:center;background:#fbf8f1}.prose table{border-collapse:collapse;font-size:15px;line-height:1.6;display:block;overflow-x:auto}.prose :is(th,td){border:1px solid var(--rule);text-align:left;vertical-align:top;padding:8px 12px}.prose th{background:var(--surface);font-weight:500}.prose img{max-width:100%;height:auto}.prose hr{border:0;border-top:1px solid var(--rule);margin:36px 0}.prose li{margin:4px 0}.ask-corpus{border-top:1px solid var(--ink);margin-top:70px;padding-top:28px}.ask-corpus>p{font:16px/1.7 var(--prose-serif);color:var(--muted);margin:12px 0 22px}.ask-corpus standmeet-chat{min-height:420px;display:block}
