@media(max-width:1100px){.header-main{grid-template-columns:210px 1fr auto}.primary-nav .menu{gap:16px}.feature-stage__grid{grid-template-columns:1fr .62fr;gap:28px}.feature-story{grid-template-columns:1fr}.feature-story__media{min-height:360px}.popular-grid{grid-template-columns:repeat(2,1fr)}.article-layout{grid-template-columns:minmax(0,760px) 260px;gap:30px}.article-footer{margin-right:0}.ledger-row{grid-template-columns:50px 180px minmax(0,1fr) 150px}}
@media(max-width:900px){.tech-strip{display:none}.header-main{height:72px;grid-template-columns:1fr auto}.primary-nav{position:fixed;z-index:400;top:72px;right:0;bottom:0;width:min(86vw,380px);background:#fff;border-left:var(--line);padding:30px;transform:translateX(105%);transition:transform .25s}.primary-nav.is-open{transform:none}.primary-nav .menu{display:block}.primary-nav .menu li{border-bottom:var(--line)}.primary-nav .menu a{display:block;padding:14px 0}.menu-toggle{display:grid}.knowledge-hero__grid{grid-template-columns:1fr;min-height:auto;padding:80px 0}.airflow-visual{height:250px}.feature-stage__grid{grid-template-columns:1fr}.signal-stream{margin-top:20px}.ledger-row{grid-template-columns:48px 150px 1fr}.ledger-meta{display:none}.archive-grid,.related-grid{grid-template-columns:repeat(2,1fr)}.article-layout{grid-template-columns:1fr}.article-sidebar{position:static;grid-template-columns:1fr 1fr;margin-top:30px}.article-header{max-width:820px}.article-footer{max-width:100%}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.reference-band__inner{grid-template-columns:1fr}.error-panel{grid-template-columns:1fr}.error-code{font-size:130px}}
@media(max-width:640px){.container{width:min(calc(100% - 28px),var(--container))}.knowledge-hero__copy h1{font-size:43px}.hero-lead{font-size:17px}.hero-links{flex-wrap:wrap}.airflow-visual{height:210px}.feature-stage{padding:48px 0}.feature-story__media{min-height:260px}.feature-story__body{padding:26px}.feature-story h2{font-size:28px}.latest-section,.popular-deck{padding:56px 0}.section-head{align-items:start}.section-head h2{font-size:30px}.section-head>a,.section-head>span{display:none}.ledger-row{grid-template-columns:38px 94px 1fr;gap:12px;padding:18px 0}.ledger-media{height:82px}.ledger-copy h3{font-size:15px;margin:2px 0}.ledger-copy p{display:none}.popular-grid{grid-template-columns:1fr}.popular-card{min-height:auto;padding:24px}.reference-band h2{font-size:28px}.reference-band form,.search-form{flex-direction:column}.reference-band input,.search-field{height:52px}.reference-band button,.search-submit{height:50px}.archive-header{padding-top:0}.archive-header h1{font-size:38px}.archive-grid,.related-grid{grid-template-columns:1fr}.article-card__media{height:220px}.article-header{text-align:right}.article-header .category-chip{margin-inline:0}.article-header h1{font-size:32px}.article-deck{font-size:16px}.article-byline{align-items:flex-start;flex-direction:column;gap:15px}.article-dates{gap:8px 14px}.article-hero{margin-bottom:34px}.entry-content{font-size:17px;line-height:2}.entry-content h2{font-size:25px}.entry-content h3{font-size:21px}.article-sidebar{grid-template-columns:1fr}.post-navigation{grid-template-columns:1fr}.post-navigation>div:last-child{text-align:right}.author-box{grid-template-columns:60px 1fr}.author-box img{width:60px;height:60px}.footer-grid{grid-template-columns:1fr;gap:34px}.footer-brand{grid-column:auto}.footer-bottom{flex-direction:column}.search-panel__inner{padding-inline:14px}.search-close{left:14px}.author-hero{grid-template-columns:72px 1fr}.author-hero img{width:72px}.author-hero h1{font-size:32px}.error-code{font-size:100px}.error-panel h1{font-size:34px}}