@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;450;500;550;600;650;700;750&display=swap');
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@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}
/* Official artwork is embedded unchanged; surrounding elements carry motion. */
.brand{display:inline-flex;align-items:center}.brand-mark{width:40px;height:40px;object-fit:contain;margin-right:6px;flex:none}footer .brand-mark{width:29px;height:29px;margin-right:4px}.author-avatar{background:#fff;overflow:hidden}.author-avatar img{display:block;width:30px;height:30px}.logo-study{height:430px;background:#f7f7f7;border:1px solid #ececec}.study-grid{position:absolute;inset:0;background-image:linear-gradient(#e9e9e980 1px,transparent 1px),linear-gradient(90deg,#e9e9e980 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(transparent,#0008 40%,transparent 90%)}.logo-stage{position:absolute;width:310px;height:310px;left:50%;top:34px;transform:translateX(-50%)}.hero-logo{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;animation:logo-arrive 1s var(--ease) both .15s}.registration{position:absolute;font:14px monospace;color:#aaa;z-index:1}.registration-a{left:18%;top:18%}.registration-b{right:18%;bottom:18%}.logo-trace{position:absolute;inset:0;pointer-events:none}.logo-trace i{position:absolute;width:14.897%;height:14.897%;border:1px solid var(--blue);border-radius:10%;opacity:0;animation:trace-pass .65s var(--ease) both}.logo-trace i:nth-child(1){left:20.2035%;top:64.897%;animation-delay:.3s}.logo-trace i:nth-child(2){left:35.101%;top:49.9995%;animation-delay:.5s}.logo-trace i:nth-child(3){left:50.0015%;top:35.102%;animation-delay:.7s}.logo-trace i:nth-child(4){left:64.8995%;top:20.206%;animation-delay:.9s}.study-caption{position:absolute;left:25px;right:25px;bottom:65px;display:flex;align-items:end;justify-content:space-between;font-size:12px;line-height:1.5;color:#888}.study-caption strong{color:#111;font-weight:500}.study-index{font:10px monospace;color:var(--blue)}.study-timeline{position:absolute;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #e1e1e1;padding:14px 20px;gap:8px;background:#f7f7f7}.study-timeline span{font:8px monospace;color:#aaa;white-space:nowrap}.study-timeline b{font:7px Inter,sans-serif;color:#666;letter-spacing:.5px;margin-left:5px}.logo-study:hover .registration{color:var(--blue);transition:color .3s}.logo-study:hover .hero-logo{translate:0 -3px;transition:translate .6s var(--ease)}@keyframes logo-arrive{from{opacity:0;translate:0 12px}to{opacity:1;translate:0 0}}@keyframes trace-pass{0%{opacity:0;transform:translate(-5px,5px)}40%{opacity:.8}100%{opacity:0;transform:translate(9px,-9px)}}@media(max-width:1200px){.logo-study{height:365px}.logo-stage{width:260px;height:260px;top:28px}.study-caption{font-size:11px;bottom:59px}.study-timeline{padding:13px 14px;gap:4px}.study-timeline b{font-size:6px;margin-left:3px}}@media(max-width:1000px){.logo-study{height:370px}.logo-stage{width:290px;height:290px;top:10px}}@media(max-width:700px){header .brand-mark{width:32px;height:32px;margin-right:3px}header .brand{font-size:16px}header .brand span{margin:0 7px}.logo-study{height:350px}.logo-stage{width:270px;height:270px;top:15px}.study-caption{bottom:57px;font-size:11px}.study-timeline b{font-size:7px}.logo-study .art-top{font-size:6px}footer .brand-mark{width:25px;height:25px}}@media(prefers-reduced-motion:reduce){.logo-study:hover .hero-logo{translate:none}}
.logo-stage{mix-blend-mode:multiply}
/* Approved sidebar readability update. */
#sidebar summary{font-size:14px;font-weight:600;line-height:1.5;padding:10px 0;gap:8px}
#sidebar .topics a{font-size:14px;line-height:1.5;color:#595959;padding:8px 10px}
#sidebar .topics a:hover{color:#111}
#sidebar .topics a.active{color:#3267c5}
#sidebar .home-link{font-size:14px;line-height:1.5;padding:10px 12px}
#sidebar .private-link{font-size:14px;line-height:1.5;color:#595959}
#sidebar .sidebar-top .eyebrow{font-size:10px;color:#666}
#sidebar .sidebar-bottom,#sidebar .sidebar-bottom p{font-size:11px;color:#666}
#sidebar>details,#sidebar>.sidebar-top,#sidebar>.home-link,#sidebar>.private-link,#sidebar>.sidebar-bottom{flex-shrink:0}
/* Shared page grid and type scale: homepage, categories, resources and reader. */
:root{--content-width:1120px;--page-gutter:clamp(24px,4vw,64px);--page-top:64px;--text-body:16px;--text-secondary:14px}
main{padding:0 var(--page-gutter)}
main>section,main>.reader-grid,main>footer{width:100%;max-width:var(--content-width);margin-left:auto;margin-right:auto}
.hero{grid-template-columns:minmax(0,1.12fr) minmax(0,1fr);padding:var(--page-top) 0 64px;gap:40px}
.hero h1{font-size:clamp(46px,4.5vw,68px);font-weight:550;letter-spacing:-2.5px;line-height:1.08}
.hero-copy>p{font-size:var(--text-body);line-height:1.75;max-width:440px}
.listing,.workspace-state{padding:var(--page-top) 0 80px}
.reader-grid{padding:var(--page-top) 0 80px;grid-template-columns:minmax(0,760px) minmax(160px,1fr);gap:48px}
.listing h1,.reader h1,.workspace-state h1,.empty h1{font-size:48px;line-height:1.15;letter-spacing:-1.8px;font-weight:550;margin:24px 0}
.lead{font-size:18px;line-height:1.7;max-width:680px}
.breadcrumbs{font-size:13px;line-height:1.6;margin-bottom:32px}
.eyebrow,.section-heading .eyebrow,.related>.eyebrow,.featured-copy>.eyebrow{font-size:11px;letter-spacing:1.5px}
.section-label{font-size:11px;letter-spacing:1px}.section-label span:last-child{font-size:13px}
.section-heading h2{font-size:30px;line-height:1.25;letter-spacing:-.8px}
.entry h2{font-size:20px;line-height:1.3}.entry p{font-size:16px;line-height:1.7;max-width:none;min-height:108px}.entry-bottom,.text-link,.muted{font-size:14px}
.entry-top{font-size:12px}.entry-bottom{gap:12px}
.article-row h3{font-size:20px;line-height:1.4;font-weight:550;margin:8px 0}.article-row p{font-size:16px;line-height:1.7}.article-row .eyebrow{font-size:11px}.row-meta{font-size:13px}.article-row{padding:28px 0}
.filter-chips a{font-size:14px;padding:8px 14px}
.featured-copy p{font-size:16px;line-height:1.7;max-width:none}.featured-copy small{font-size:13px}.featured-copy h2{font-size:34px}
.primary-button{font-size:14px}.closing p,.closing>a{font-size:14px}.closing>.eyebrow{font-size:11px}
.article-meta{font-size:14px;gap:12px;flex-wrap:wrap}.article-meta>div>span{font-size:13px;line-height:1.6}.copy-link{font-size:13px}.preview-label{font-size:10px}
.article-section h2{font-size:28px;line-height:1.3}.article-section p,.article-section li{font-size:16px;line-height:1.85}.callout p{font-size:14px}.code-block pre{font-size:13px;line-height:1.8}.code-block>div,.code-block button{font-size:13px}
.toc{margin-top:53px}.toc>.eyebrow{font-size:11px}.toc a{font-size:14px;line-height:1.5;padding:9px 0 9px 15px}.toc-note{font-size:13px}.mobile-toc a,.mobile-toc summary{font-size:14px}
.article-end p{font-size:16px}.prev-next a{font-size:16px}.prev-next small{font-size:13px}
.empty p,.workspace-state>p{font-size:16px}.setup-note{font-size:16px}.setup-note p{font-size:14px}
footer{font-size:12px;flex-wrap:wrap}footer .brand{font-size:16px}footer .brand small{font-size:13px}footer>span{font-size:12px}
@media(max-width:1200px){.reader-grid{gap:32px;grid-template-columns:minmax(0,1fr) 160px}.hero{gap:28px}.entry h2{font-size:18px}.entry p{min-height:136px}}
@media(max-width:1000px){.hero{grid-template-columns:1fr}.reader-grid{display:block}.entry p{min-height:0}.entry h2{font-size:20px}.hero-copy{max-width:600px}.hero h1 br:first-child{display:initial}}
@media(max-width:700px){:root{--page-gutter:22px;--page-top:40px}.hero{padding-bottom:40px;gap:32px}.hero h1{font-size:clamp(40px,10.8vw,58px);letter-spacing:-1.8px}.listing h1,.reader h1,.workspace-state h1,.empty h1{font-size:36px;letter-spacing:-1.2px}.lead{font-size:17px}.section-heading h2{font-size:26px;max-width:none}.section-heading{flex-wrap:wrap}.section-label span:last-child{display:none}.entry p{font-size:16px}.article-row h3{font-size:18px}.article-row p{font-size:16px}.row-meta{font-size:12px;align-self:start;padding-top:26px}.row-meta b{display:block;margin-top:8px;text-align:right}.article-section h2{font-size:25px}.article-meta .copy-link{margin-left:0}.article-meta>div>span{font-size:13px}.code-block pre{font-size:12px}.breadcrumbs{font-size:13px}.featured-copy h2{font-size:30px}.closing h2{font-size:36px}footer>span{margin-left:0}footer{gap:12px 20px}.hero .eyebrow{font-size:11px}}
/* Keep the hero on the same grid and prevent route-dependent scrollbar shifts. */
main>.hero{max-width:var(--content-width)}
html{scrollbar-gutter:stable}
/* Align the closing panel with every other section on the shared content grid. */
main>.closing{margin-left:auto;margin-right:auto}
/* Persistent workspace and rich article content */
.workspace-dashboard,.workspace-editor{padding-top:12px;min-height:70vh}.workspace-heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin:24px 0 32px}.workspace-heading h1{margin:0}.workspace-heading p{color:#666;margin:12px 0 0}.admin-toolbar,.editor-actions,.editor-toolbar,.category-admin{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.admin-toolbar{padding:24px 0;border-block:1px solid #e8e8e8}.admin-toolbar input{flex:1;min-width:180px}.workspace-editor form,.auth-panel form{margin-top:32px}.auth-panel{max-width:560px!important}.auth-panel form{display:grid;gap:20px}.workspace-editor label,.auth-panel label{display:grid;gap:9px;font-size:14px;font-weight:500}.workspace-editor input,.workspace-editor textarea,.workspace-editor select,.auth-panel input,.admin-toolbar input,.admin-toolbar select{font:inherit;padding:12px 14px;border:1px solid #ddd;border-radius:7px;background:white;width:100%;color:#111;box-sizing:border-box}.workspace-editor textarea{resize:vertical}.workspace-editor button:not(.primary-button),.workspace-dashboard button:not(.primary-button),.editor-toolbar button{font:inherit;background:#fff;border:1px solid #ddd;border-radius:6px;padding:10px 14px;color:#333;cursor:pointer}.workspace-editor button:hover,.workspace-dashboard button:hover{border-color:#999}.workspace-editor button:disabled,.auth-panel button:disabled{opacity:.5;cursor:wait}.editor-fields{display:grid;grid-template-columns:1fr 1fr;gap:22px}.editor-fields .full{grid-column:1/-1}.editor-toolbar{position:sticky;top:80px;z-index:5;padding:12px;background:#f7f7f7;border:1px solid #ddd;margin:30px 0 16px;gap:6px}.editor-toolbar button{font-size:13px!important;padding:7px 10px!important}#rich-editor{min-height:360px;max-height:70vh;overflow:auto;border:1px solid #ddd;border-radius:8px;padding:28px;line-height:1.8;margin-top:10px;outline-offset:4px}#rich-editor:focus{outline:2px solid #4280ef}.editor-actions{margin-top:24px}.form-help{font-size:13px;color:#666;line-height:1.6}.error{color:#b42318!important}[role=status]{min-height:24px}.manage-row{display:flex!important;width:100%;text-align:left;align-items:center;gap:20px;padding:24px 0!important;border:0!important;border-bottom:1px solid #e5e5e5!important;border-radius:0!important}.manage-row>span:first-child{flex:1}.manage-row strong{display:block;font-size:18px}.manage-row small{display:block;color:#666;margin-top:9px}.status-badge{font-size:12px!important;text-transform:uppercase;letter-spacing:.06em;background:#f5f5f5;padding:6px 10px;border-radius:4px;white-space:nowrap}.category-admin{margin:24px 0}.category-admin button{flex:1}.editor-preview{border-top:1px solid #ddd;margin-top:40px;padding-top:40px}.rich-body,#rich-editor{overflow-wrap:anywhere}.rich-body{font-size:17px;line-height:1.8;color:#494949}.rich-body h2,#rich-editor h2{font-size:28px;line-height:1.3;margin:44px 0 18px;color:#111;scroll-margin-top:110px}.rich-body h3{font-size:22px;color:#111;margin-top:30px;scroll-margin-top:110px}.rich-body p{margin:18px 0}.rich-body img,#rich-editor img{max-width:100%;height:auto;border-radius:8px}.rich-body blockquote,#rich-editor blockquote{background:#f1f5ff;border-left:3px solid #4280ef;padding:16px 24px;margin:24px 0}.rich-body pre,#rich-editor pre{background:#111;color:#eee;padding:24px;overflow:auto;font:13px/1.7 monospace;border-radius:8px;white-space:pre-wrap}.rich-body table,#rich-editor table{border-collapse:collapse;width:100%;margin:24px 0}.rich-body td,.rich-body th,#rich-editor td,#rich-editor th{padding:12px;border:1px solid #ddd;text-align:left}.rich-body a{color:#2765d4;text-decoration:underline}.copy-code{display:block;margin-left:auto;background:#f7f7f7;padding:8px 12px;border:1px solid #ddd;border-radius:5px}.revision{padding:20px 0;border-top:1px solid #ddd}.revision summary{cursor:pointer;font-weight:500}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(max-width:700px){.editor-fields{grid-template-columns:1fr}.workspace-heading{align-items:flex-start}.workspace-heading h1{font-size:32px}.editor-toolbar{top:64px;position:static}#rich-editor{padding:16px}.admin-toolbar{align-items:stretch}.manage-row strong{font-size:16px}.workspace-heading p{overflow-wrap:anywhere}.rich-body{font-size:16px}}