@font-face{font-family:Inter;src:url('fonts/inter.woff2') format('woff2');font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('fonts/ibm-plex-mono.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
:root{color-scheme:light;--surface:#EDF0EE;--ink:#303735;--lavender:#D8D0ED;--yellow:#EBDD9E;--mint:#BED8CC;--line:#C9CFCA;--mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,monospace}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--surface);color:var(--ink);font:1rem/1.5 Inter,system-ui,sans-serif}a{color:inherit;text-underline-offset:4px}button{font:inherit;color:inherit;cursor:pointer}a:focus-visible,button:focus-visible{outline:3px solid var(--ink);outline-offset:5px}.skip{position:fixed;top:-100px;left:20px;background:white;padding:12px;z-index:20}.skip:focus{top:12px}.page-shell{max-width:1600px;margin:auto;padding:32px}.control-panel{padding:28px 32px;background:var(--lavender);border-radius:28px}.masthead{display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;line-height:1;color:var(--ink);text-decoration:none;flex-shrink:0}.brand-mark{width:38px;height:38px}.brand-word{font-size:34px;line-height:38px;font-weight:800;letter-spacing:-.06em}.brand-model{width:22px;height:22px;align-self:flex-start;margin-top:1px;margin-left:-5px}.archive-label,.eyebrow{font:13px/1.55 var(--mono);text-transform:uppercase;letter-spacing:.025em}.archive-label{font-size:14px}.intro{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin:30px 0}.intro h1{font-size:clamp(2.5rem,4.45vw,4rem);line-height:1.04;font-weight:800;letter-spacing:-.055em;margin:0}.intro-copy{width:280px;flex-shrink:0}.intro-copy p{font-size:18px;line-height:26px;margin:0}.intro-copy .eyebrow{font:13px/20px var(--mono);margin-top:16px}.mobile-instruction{display:none}.page-nav{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid #B5ABC9;padding-top:22px}.page-buttons{display:flex;align-items:center;gap:10px}.page-buttons>span{font:14px var(--mono);text-transform:uppercase;margin-right:12px}.page-buttons a{display:grid;place-items:center;text-decoration:none;background:#FFFFFF70;border-radius:16px;min-width:54px;min-height:48px;font:18px var(--mono);border-bottom:3px solid transparent}.page-buttons a[aria-current]{background:var(--yellow);border-bottom-color:#BEAC63}.page-buttons a:hover{background:#ffffffc0}.page-buttons a[aria-current]:hover{background:var(--yellow)}.nav-note{font-size:14px;white-space:nowrap}.nav-note kbd{font:14px var(--mono);background:#ffffff90;border-radius:7px;padding:5px 10px}.nav-note kbd:last-of-type{margin-right:8px}main>section{padding-top:28px;padding-bottom:8px}.section-heading{display:flex;align-items:center;gap:16px;margin-bottom:28px;padding:4px}.page-number{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--mint);font:16px var(--mono);flex-shrink:0}.section-heading h2{font-size:26px;line-height:34px;font-weight:700;letter-spacing:-.035em;margin:0}.section-count{font:14px var(--mono);text-transform:uppercase;margin-left:auto;white-space:nowrap}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 20px}.card{display:block;overflow:hidden;border-radius:22px;background:white;text-decoration:none;transition:transform .18s,box-shadow .18s}.card:hover{transform:translateY(-3px);box-shadow:0 5px 0 #30373515}.picture{aspect-ratio:4/3;overflow:hidden;background:white}.picture img{width:100%;height:100%;object-fit:contain;display:block;transform:scale(1.01)}.card-label{display:flex;align-items:center;gap:12px;padding:16px 20px}.study-number{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:var(--surface);font:13px var(--mono);flex-shrink:0}.card-label h3{font-size:20px;line-height:26px;font-weight:700;letter-spacing:-.025em;margin:0}.open-mark{margin-left:auto;font-size:20px}footer{display:flex;justify-content:space-between;gap:36px;border-top:1px solid var(--line);margin-top:28px;padding:28px 4px 8px;font-size:14px}footer p{margin:0 0 12px}.footer-invitation{font-size:22px;font-weight:700;letter-spacing:-.025em}.footer-notes{text-align:right}dialog{width:100vw;height:100dvh;max-width:100vw;max-height:100dvh;margin:0;border:0;padding:0;background:var(--surface);color:var(--ink)}dialog::backdrop{background:#303735ed}.viewer-shell{height:100%;max-width:1800px;margin:auto;padding:24px;display:flex;flex-direction:column;gap:20px}.viewer-header{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;padding:18px 24px;background:var(--lavender);border-radius:24px;flex-shrink:0}.viewer-header .eyebrow{margin:0;text-align:center}.close{margin-left:auto;display:flex;align-items:center;gap:14px;padding:12px 18px;border:0;border-radius:16px;background:#FFFFFF90;min-height:48px;font-size:16px;font-weight:500;white-space:nowrap}.close span{font-size:22px;line-height:24px}.stage{flex:1;min-height:0;background:white;border-radius:24px;padding:28px clamp(24px,6vw,104px);display:flex;flex-direction:column;gap:18px;touch-action:pan-y pinch-zoom}.board-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:24px}.board-heading h2{font-size:42px;line-height:48px;letter-spacing:-.04em;margin:0 0 8px;font-weight:700}.board-heading p{margin:0;font-size:18px;line-height:26px}.board-heading .eyebrow{font:13px/20px var(--mono);text-align:right;max-width:320px;padding-top:8px}.image-pair{display:flex;gap:24px;flex:1;min-height:0}.image-well{position:relative;flex:1;min-width:0;min-height:0;overflow:hidden}.image-well img{display:block;width:100%;height:100%;object-fit:contain;transform:scale(1.004)}.image-well p{position:absolute;top:50%;left:10%;right:10%;transform:translateY(-50%);text-align:center;font-size:14px;margin:0}.image-well p:empty{display:none}.image-well img[data-state=loading],.image-well img[data-state=error]{opacity:0}.board-notes{border-top:1px solid #CFD5D0;padding-top:16px;flex-shrink:0}.board-notes p{margin:0;font-size:16px;line-height:22px}.board-notes .eyebrow{font:13px/20px var(--mono);margin-bottom:8px}.viewer-footer{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;padding:4px 12px;flex-shrink:0}.adjacent{display:flex;align-items:center;gap:16px}.adjacent>span{display:flex;flex-direction:column;gap:4px;font-size:20px;line-height:26px;font-weight:700}.adjacent small{font:12px/18px var(--mono);text-transform:uppercase}.adjacent.next{justify-content:flex-end;text-align:right}.adjacent button{width:64px;height:64px;border:0;border-bottom:4px solid #B3A8CA;border-radius:22px;background:var(--lavender);font-size:32px;flex-shrink:0}.next button{background:var(--yellow);border-bottom-color:#BEAC63}.adjacent button:hover{filter:brightness(.96)}.adjacent button:active{transform:translateY(2px);border-bottom-width:2px}#counter{font:24px/30px var(--mono);white-space:nowrap;background:var(--mint);border-radius:20px;padding:18px 28px}.viewer-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:0 12px;font-size:14px;flex-shrink:0}.keyboard-note{font:13px/20px var(--mono);text-transform:uppercase;margin:0}.touch-note{display:none}body:has(dialog[open]){overflow:hidden}@media(max-width:1200px){.nav-note{display:none}.archive-label{display:none}.grid{grid-template-columns:repeat(3,minmax(0,1fr))}.stage{padding-inline:32px}.viewer-header .eyebrow{font-size:12px}}@media(max-width:760px){.page-shell{padding:16px}.control-panel{padding:20px;border-radius:24px}.masthead{gap:12px}.brand{gap:8px}.brand-mark{width:32px;height:32px}.brand-word{font-size:28px;line-height:32px}.brand-model{width:20px;height:20px}.intro{display:block;margin:18px 0}.intro h1{font-size:32px;line-height:34px}.intro-copy{width:auto;margin-top:18px}.intro-copy p{font-size:16px;line-height:24px}.intro-copy .eyebrow{display:none}.desktop-instruction{display:none}.mobile-instruction{display:inline}.page-nav{padding-top:18px;display:block}.page-buttons{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px 6px}.page-buttons>span{grid-column:1/-1;font-size:12px;margin:0 0 2px}.page-buttons a{min-width:0;min-height:44px;border-radius:14px;font-size:16px}.section-heading{gap:12px;margin-bottom:24px;padding:0}.page-number{width:40px;height:40px;font-size:14px}.section-heading h2{font-size:20px;line-height:24px}.section-count{display:none}.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 16px}.card{border-radius:18px}.card-label{padding:13px 12px;gap:8px}.study-number{width:auto;height:auto;border-radius:0;background:none;font-size:12px}.card-label h3{font-size:16px;line-height:22px;overflow-wrap:anywhere}.open-mark{display:none}.picture img{transform:scale(1.02)}footer{display:block;padding-top:20px}.footer-notes{text-align:left;margin-top:24px}.viewer-shell{height:auto;min-height:100dvh;padding:12px;gap:12px}.viewer-header{display:flex;flex-wrap:wrap;padding:16px;border-radius:20px;gap:12px}.viewer-header #slide-page{width:100%;order:3;text-align:left}.close{padding:8px 12px;min-height:44px;font-size:13px;gap:8px}.stage{flex:none;padding:24px 16px;gap:18px}.board-heading{display:block}.board-heading h2{font-size:32px;line-height:36px}.board-heading p{font-size:16px;line-height:24px}.board-heading .eyebrow{display:none}.image-pair{display:flex;flex-direction:column;gap:16px}.image-well{flex:none;aspect-ratio:4/3}.image-well img{height:100%}.board-notes p{font-size:14px;line-height:22px}.board-notes .eyebrow{font-size:12px}.viewer-footer{position:sticky;bottom:0;z-index:3;background:var(--surface);border-radius:18px;gap:8px;padding:12px 4px max(12px,env(safe-area-inset-bottom));box-shadow:0 -6px 12px #EDF0EEdd}.adjacent{gap:8px}.adjacent>span{display:none}.adjacent button{width:52px;height:52px;border-radius:18px;font-size:28px}#counter{font-size:18px;line-height:24px;padding:14px 18px;border-radius:16px}.viewer-bottom{padding:0 4px 12px;align-items:flex-start;flex-wrap:wrap;font-size:13px}.keyboard-note{font-size:0;line-height:20px}.touch-note{display:inline;font-size:12px}.viewer-bottom a{margin-left:auto}}@media(max-width:360px){.page-shell{padding:12px}.control-panel{padding:16px}.grid{gap:18px 12px}.card-label{padding:12px 10px}.card-label h3{font-size:14px}.intro h1{font-size:29px}}@media(max-height:750px) and (min-width:761px){.viewer-shell{gap:12px;padding:16px}.viewer-header{padding:12px 20px}.stage{padding-block:18px;gap:12px}.board-heading h2{font-size:30px;line-height:34px}.board-heading p{font-size:16px;line-height:22px}.adjacent button{width:48px;height:48px;border-radius:18px}#counter{padding:12px 22px;font-size:20px}.board-notes{padding-top:10px}.board-notes p{font-size:14px;line-height:20px}.board-notes .eyebrow{font-size:12px;margin-bottom:4px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card{transition:none}}