:root{--paper:#fff;--ink:#2f3034;--muted:#65666a;--line:#d6d6d6;--blue:#bae1ff;--wash:#e7f3fe;--accent:#1d5fb0;--serif:"Source Serif 4",Georgia,serif;--sans:"Google Sans Flex",Arial,sans-serif;--space:clamp(20px,2.1vw,42px);--frame:min(86vw,1360px)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--serif);font-size:18px;line-height:1.55;font-optical-sizing:auto}button,input{font:inherit}a{color:inherit;text-decoration-thickness:1px;text-underline-offset:4px}button,a,input{touch-action:manipulation}button{cursor:pointer}img{display:block;max-width:100%;height:auto}p,h1,h2,figure{margin:0}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:5px}.frame{width:var(--frame);margin-inline:auto}.skip{position:absolute;top:-100px;left:20px;background:white;padding:8px;z-index:5}.skip:focus{top:12px}.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}
.masthead{background:var(--wash);border-bottom:1px solid #d7e7f3}.masthead-inner{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:block;width:190px;flex-shrink:0}.masthead nav{display:flex;align-items:center;gap:30px;font:400 15px/1.4 var(--sans)}.masthead nav a{text-decoration:none;padding-block:14px}.masthead nav a:hover,.masthead nav a[aria-current]{text-decoration:underline;text-underline-offset:7px}.meta{display:flex;align-items:center;gap:9px;color:var(--muted);font:400 14px/1.5 var(--sans)}.category-mark{width:9px;height:9px;background:var(--blue);border:1px solid #92afc4;flex-shrink:0}.text-link,.link-button{font:400 14px/1.4 var(--sans);background:none;border:0;padding:0;color:var(--ink);text-decoration:underline;text-underline-offset:4px}.text-link:hover,.link-button:hover{color:var(--accent)}
.blog-index{padding-block:70px 100px;min-height:calc(100vh - 246px)}.index-heading{padding-bottom:42px;border-bottom:1px solid var(--line)}.index-heading h1{font-size:clamp(40px,4.2vw,62px);line-height:1.1;font-weight:400;letter-spacing:-.025em;margin-bottom:18px}.index-heading p{font-size:21px;color:var(--muted)}.feature{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;padding-block:46px}.feature-copy{display:flex;flex-direction:column;align-items:flex-start;gap:23px}.feature h2{font-size:clamp(29px,2.6vw,40px);font-weight:400;line-height:1.2;letter-spacing:-.015em}.feature h2 a{text-decoration:none}.feature h2 a:hover{text-decoration:underline}.feature-copy>p:not(.meta){font-size:20px;color:var(--muted)}.feature-art{background:#fafbfc}.feature-art img{width:100%;height:auto;aspect-ratio:900/480;object-fit:contain}
.article-grid{display:grid;grid-template-columns:210px minmax(0,1fr);gap:clamp(32px,5vw,80px);padding-block:65px 76px}.sidebar{align-self:start;position:sticky;top:32px;font-size:16px}.back-link{font-size:23px;text-decoration:none;display:block;padding-bottom:14px;border-bottom:1px solid var(--line)}.article-details{margin:12px 0 38px}.article-details>div{padding-block:10px;border-bottom:1px solid #e9e9e9}.article-details dt{font:400 12px/1.5 var(--sans);color:var(--muted)}.article-details dd{margin:2px 0 0;font-size:16px}.contents{display:flex;flex-direction:column;margin-bottom:30px}.contents h2{font-size:23px;font-weight:400;padding-bottom:14px;border-bottom:1px solid var(--line)}.contents a{font-size:15px;padding-block:12px;text-decoration:none;border-bottom:1px solid #e9e9e9}.contents a:hover{color:var(--accent)}.sidebar .link-button{text-align:left;color:var(--muted);font-size:13px}.article-content{min-width:0}.article-heading h1{font-size:clamp(31px,3.1vw,46px);font-weight:400;line-height:1.17;letter-spacing:-.02em;margin-top:15px}.lede{font-size:clamp(20px,1.9vw,25px);line-height:1.45;color:var(--muted);margin-top:20px}.cover{margin:28px 0 40px;background:#fbfcfd}.cover img{width:100%;max-height:330px;object-fit:contain}.mobile-meta,.mobile-contents{display:none}.prose section{scroll-margin-top:28px}.prose section+section{margin-top:36px;padding-top:30px;border-top:1px solid var(--line)}.prose h2{font-size:29px;font-weight:400;line-height:1.25;margin-bottom:17px}.prose p+p{margin-top:17px}.prose p{overflow-wrap:anywhere}.prose strong{font-weight:600}.setup{list-style:none;counter-reset:setup;margin:0;padding:0}.setup li{counter-increment:setup;display:grid;grid-template-columns:25px 1fr;gap:14px;margin-top:15px}.setup li::before{content:counter(setup);font:400 15px/1.5 var(--sans);color:var(--muted);padding-top:3px}.endpoint{display:flex;align-items:center;justify-content:space-between;gap:18px;background:#f6f8fa;border:1px solid #e0e5e8;padding:15px 18px;margin-top:22px}.endpoint code{font:400 13px/1.6 ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere}.endpoint button,.prompt-bar button{font:400 13px/1.4 var(--sans);background:none;border:0;padding:5px 0;text-decoration:underline;text-underline-offset:4px;flex-shrink:0}.prose .note{font:400 14px/1.6 var(--sans);color:var(--muted);margin-top:15px}
.question-map{margin:25px 0 24px;padding:23px 28px 20px;background:#f4f9fe;border-top:2px solid var(--blue);font-family:var(--sans)}.question-map figcaption{font:400 21px/1.3 var(--serif);text-align:center;margin-bottom:26px}.group-map{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;text-align:center;font-size:14px;line-height:1.4}.group-map span{padding-bottom:10px;border-bottom:1px solid #a8c1d5}.map-paths{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;height:38px;margin-inline:0}.map-paths i{display:block;width:1px;height:22px;background:#a8c1d5;justify-self:center}.map-paths::after{content:"";position:absolute;left:16.5%;right:16.5%;bottom:16px;border-bottom:1px solid #a8c1d5}.map-target{display:flex;flex-direction:column;text-align:center;position:relative}.map-target::before{content:"";position:absolute;height:17px;border-left:1px solid #a8c1d5;left:50%;top:-17px}.map-target strong{font:400 26px/1.3 var(--serif)}.map-target span{font-size:13px;margin-top:5px;color:#4f6576}.prose .question-map p{font:400 12px/1.5 var(--sans);text-align:center;margin-top:20px;color:var(--muted)}
.prompt-box{border:1px solid #d5dde4;background:#fcfdfe;margin-top:22px}.prompt-bar{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:12px 19px;border-bottom:1px solid #d5dde4;background:#f0f6fc}.output-choices{display:flex;align-items:center;gap:15px;margin:0;padding:0;border:0;font:400 13px/1.5 var(--sans)}.output-choices legend{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.output-choices label{display:flex;align-items:center;gap:6px;cursor:pointer;white-space:nowrap}.output-choices input{margin:0;accent-color:var(--accent);width:14px;height:14px}.prose .prompt-text{font:400 16px/1.8 var(--sans);padding:21px 22px;margin:0}.prose .prompt-help{font:400 12px/1.6 var(--sans);color:var(--muted);border-top:1px solid #e7ecf0;padding:11px 22px;margin:0}.prose .example-status{font:400 14px/1.65 var(--sans);color:var(--muted);margin-top:23px}.method-note{border-left:2px solid var(--blue);padding-left:17px;margin-top:26px;font:400 14px/1.65 var(--sans);color:var(--muted)}.article-end{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;align-items:center;margin-top:35px;padding-top:22px;font:400 14px/1.4 var(--sans)}
.footer{border-top:1px solid var(--line);padding-block:25px 34px;display:flex;align-items:center;flex-wrap:wrap;gap:12px 25px}.footer-brand{font-size:21px;text-decoration:none}.footer>p{font:400 13px/1.5 var(--sans);color:var(--muted)}.footer nav{display:flex;gap:19px;margin-left:auto;font:400 13px/1.5 var(--sans)}.footer nav a{text-decoration:none}.footer nav a:hover{text-decoration:underline}.preview-label{width:100%;font:400 11px/1.5 var(--sans);color:var(--muted)}
@media(min-width:1600px){body{font-size:20px}.article-grid{grid-template-columns:240px minmax(0,1fr)}}
@media(max-width:1000px){:root{--frame:90vw}.article-grid{grid-template-columns:175px minmax(0,1fr);gap:35px}.masthead nav{gap:22px}.article-heading h1{font-size:35px}.prose h2{font-size:27px}.feature{gap:32px}}
@media(max-width:760px){:root{--frame:calc(100% - 40px)}body{font-size:17px;line-height:1.58}.masthead-inner{min-height:90px;align-items:flex-start;flex-direction:column;gap:6px;padding-block:17px 12px}.brand{width:170px}.masthead nav{width:100%;gap:25px;font-size:14px}.masthead nav a{padding-block:6px}.blog-index{padding-block:36px 60px;min-height:calc(100vh - 300px)}.index-heading{padding-bottom:27px}.index-heading h1{font-size:42px;margin-bottom:14px}.index-heading p{font-size:19px}.feature{grid-template-columns:1fr;padding-block:30px;gap:26px}.feature-art{grid-row:1}.feature-copy{gap:17px}.feature h2{font-size:30px}.feature-copy>p:not(.meta){font-size:19px}.article-grid{display:block;padding-block:32px 45px}.sidebar{display:none}.article-heading h1{font-size:34px;line-height:1.17}.lede{font-size:21px;margin-top:16px}.mobile-meta{display:block;font:400 12px/1.5 var(--sans);color:var(--muted);margin-top:18px}.cover{margin:21px 0 22px}.cover img{max-height:230px}.mobile-contents{display:block;border-block:1px solid var(--line);margin-bottom:27px;font:400 14px/1.5 var(--sans)}.mobile-contents summary{padding-block:12px;cursor:pointer}.mobile-contents nav{display:flex;flex-direction:column;gap:12px;padding-block:4px 16px}.prose section+section{margin-top:27px;padding-top:25px}.prose h2{font-size:27px}.endpoint{padding:12px;gap:12px}.endpoint code{font-size:12px}.question-map{padding:20px 15px}.question-map figcaption{font-size:21px}.group-map{font-size:12px;gap:9px}.group-map span{display:flex;align-items:flex-end;justify-content:center}.map-paths{gap:9px}.map-target strong{font-size:25px}.map-target span{font-size:12px}.prose .prompt-text{font-size:15px;line-height:1.8;padding:17px}.prompt-bar{padding:12px;flex-wrap:wrap;gap:11px}.output-choices{gap:12px;font-size:12px}.prompt-bar button{font-size:12px}.prose .prompt-help{padding:11px 17px}.footer{gap:11px 18px;padding-block:24px}.footer nav{margin-left:0;width:100%}.footer-brand{font-size:20px}.article-end{font-size:13px}.article-end button{font-size:13px}.meta{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}