.article-page { overflow-x:hidden; }
.article-header { background:var(--paper); }
.back-link { display:inline-block; margin-bottom:42px; font:600 11px "IBM Plex Mono",monospace; text-decoration:none; border-bottom:1px solid var(--ink); }
.article-hero { min-height:calc(100vh - 90px); padding:clamp(52px,7vw,104px) clamp(20px,5vw,80px) 0; border-bottom:1px solid var(--ink); display:grid; grid-template-columns:minmax(0,1.3fr) minmax(300px,.7fr); gap:clamp(40px,7vw,110px); align-items:end; }
.article-hero--text { grid-template-columns:minmax(0,1000px); min-height:auto; justify-content:center; }
.article-hero-copy { padding-bottom:clamp(55px,8vw,110px); }
.article-hero h1 { font-size:clamp(58px,7.2vw,112px); }
.article-deck { max-width:760px; margin:38px 0; font-size:clamp(21px,2vw,29px); line-height:1.35; }
.article-byline { display:flex; flex-wrap:wrap; gap:12px 34px; padding-top:20px; border-top:1px solid var(--ink); font:600 10px "IBM Plex Mono",monospace; }
.article-lead-art { margin:0; position:relative; align-self:end; }
.article-lead-art img { display:block; width:100%; max-height:680px; object-fit:cover; object-position:center; border:2px solid var(--ink); border-bottom:0; }
.article-lead-art figcaption { position:absolute; right:-12px; top:8%; padding:6px 10px; background:var(--yellow); font:italic 600 23px "Archivo Narrow",sans-serif; transform:rotate(3deg); }
.article-layout { max-width:920px; margin:0 auto; padding:clamp(75px,10vw,150px) clamp(20px,5vw,80px); }
.article-body { max-width:760px; margin:0 auto; }
.article-body>p { margin:0 0 32px; font-size:clamp(18px,1.6vw,21px); line-height:1.72; }
.article-body .article-lede { font-size:clamp(24px,2.2vw,31px); line-height:1.45; font-weight:600; }
.article-body>h2 { margin:clamp(76px,10vw,128px) 0 28px; font-size:clamp(46px,6vw,76px); }
.napkin-diagram,.flow-diagram { margin:clamp(70px,9vw,118px) calc(50% - 50vw); padding:clamp(48px,7vw,88px) max(clamp(20px,5vw,80px),calc((100vw - 1020px)/2)); border-block:1px solid var(--ink); background:#eee8dc; }
.diagram-label,.block-label { margin:0 0 18px; font:600 10px "IBM Plex Mono",monospace; letter-spacing:.06em; }
.napkin-diagram h2,.flow-diagram h2 { max-width:900px; font-size:clamp(48px,7vw,92px); }
.equation { margin-top:54px; display:grid; grid-template-columns:1fr auto 1fr auto 1fr; gap:clamp(13px,3vw,44px); align-items:center; }
.equation div { min-height:190px; border:2px solid var(--ink); display:flex; flex-direction:column; align-items:center; justify-content:center; background:var(--paper); transform:rotate(-1deg); }.equation div:nth-of-type(2) { transform:rotate(1deg); }.equation .equation-result { background:var(--yellow); transform:rotate(-2deg); }
.equation b { font:700 clamp(58px,8vw,105px)/.85 "Archivo Narrow",sans-serif; }.equation span { margin-top:15px; font:600 10px "IBM Plex Mono",monospace; }.equation em { font:700 clamp(40px,5vw,75px) "Archivo Narrow",sans-serif; font-style:normal; }
.scribble-note,.signature { margin:35px 0 0 auto; max-width:470px; font:italic 600 clamp(22px,2.7vw,34px) "Archivo Narrow",sans-serif; transform:rotate(-2deg); }
.takeaway { margin:clamp(72px,10vw,126px) 0; padding:42px clamp(28px,5vw,58px) 48px; border:2px solid var(--ink); background:var(--yellow); position:relative; }.takeaway .block-number { position:absolute; top:-18px; right:24px; padding:7px 11px; background:var(--ink); color:var(--paper); font:600 11px "IBM Plex Mono",monospace; }.takeaway h3 { max-width:690px; margin:0; font:700 clamp(38px,5vw,64px)/.92 "Archivo Narrow",sans-serif; }
.small-detail { margin:70px 0; padding:30px 34px; border-block:1px solid var(--ink); display:grid; grid-template-columns:180px 1fr; gap:32px; align-items:start; }.small-detail>div { display:flex; gap:15px; }.small-detail>div>span { font-size:32px; }.small-detail>p { margin:0; font-size:clamp(18px,1.8vw,24px); line-height:1.5; }
.flow { display:grid; grid-template-columns:1fr auto 1fr auto 1fr; gap:16px; margin-top:48px; align-items:center; }.flow-card { min-height:190px; padding:24px; border:2px solid var(--ink); display:flex; flex-direction:column; background:var(--paper); }.flow-card.yellow { background:var(--yellow); }.flow-card span,.thread-grid>a>span { font:600 10px "IBM Plex Mono",monospace; }.flow-card b { margin:auto 0 8px; font:700 clamp(28px,3.5vw,45px) "Archivo Narrow",sans-serif; }.flow-card small { font:14px "IBM Plex Sans",sans-serif; }.flow-arrow { text-align:center; font:700 35px "Archivo Narrow",sans-serif; }.flow-arrow small { display:block; max-width:90px; font:600 8px "IBM Plex Mono",monospace; }
.lost-block { margin:0 0 80px; border:2px solid var(--ink); }.lost-block summary { cursor:pointer; padding:22px 25px; background:var(--ink); color:var(--paper); display:flex; justify-content:space-between; gap:20px; list-style:none; font:600 11px "IBM Plex Mono",monospace; }.lost-block summary::-webkit-details-marker { display:none; }.lost-block summary b { font-size:20px; }.lost-block>div { padding:30px clamp(25px,5vw,52px); background:#fffdf6; }.lost-block p { font-size:19px; line-height:1.65; }.lost-block:not([open]) summary b::before { content:"+"; font-size:20px; }.lost-block:not([open]) summary b { font-size:0; }
.takeaway-final { background:var(--ink); color:var(--paper); }.takeaway-final .block-number { background:var(--yellow); color:var(--ink); }.takeaway-final .signature { color:var(--yellow); }
.thread-section { padding:clamp(74px,9vw,125px) clamp(20px,5vw,80px); border-top:1px solid var(--ink); background:var(--yellow); }.thread-heading { display:grid; grid-template-columns:.4fr 1fr; gap:30px; align-items:end; }.thread-grid { display:grid; grid-template-columns:repeat(3,1fr); margin-top:60px; border-top:2px solid var(--ink); border-left:2px solid var(--ink); }.thread-grid a { min-height:330px; padding:27px; border-right:2px solid var(--ink); border-bottom:2px solid var(--ink); display:flex; flex-direction:column; text-decoration:none; }.thread-grid h3 { margin:55px 0 18px; font-size:clamp(31px,3.4vw,50px); line-height:.92; }.thread-grid p { line-height:1.45; }.thread-grid b { margin-top:auto; align-self:flex-end; font-size:30px; }.thread-grid a:hover,.thread-grid a:focus-visible { background:var(--ink); color:var(--paper); outline:0; }
@media (max-width:900px) { .article-hero { grid-template-columns:1fr; }.article-lead-art { width:min(90%,680px); margin-left:auto; }.article-lead-art img { border-bottom:2px solid var(--ink); }.thread-heading { grid-template-columns:1fr; }.thread-grid { grid-template-columns:1fr; }.thread-grid a { min-height:245px; }.flow { grid-template-columns:1fr; }.flow-arrow { transform:rotate(90deg); height:60px; }.flow-arrow small { margin:0 auto; transform:rotate(-90deg) translateX(-12px); }.equation { gap:10px; } }
@media (max-width:600px) { .article-hero { min-height:auto; padding-top:35px; }.back-link { margin-bottom:28px; }.article-deck { font-size:20px; }.article-lead-art { width:100%; }.article-lead-art figcaption { right:12px; }.article-layout { padding-top:70px; }.equation { grid-template-columns:1fr; }.equation em { line-height:.7; }.equation div { width:min(100%,330px); min-height:150px; margin:auto; }.small-detail { grid-template-columns:1fr; }.napkin-diagram,.flow-diagram { margin-block:75px; } }