@charset "UTF-8";
:root{--ink:#18332f;--green:#102d2b;--cream:#f4f2e9;--paper:#fbfaf5;--sage:#bbccba;--gold:#d5c28b;--line:#d9dcd0;--muted:#65736a;--serif:Georgia,'Times New Roman',serif;--sans:Arial,Helvetica,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:var(--paper);font-family:var(--sans);font-size:16px;line-height:1.65}button,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{cursor:pointer}button:focus-visible,a:focus-visible,[tabindex]:focus-visible{outline:3px solid #a68b47;outline-offset:5px}button{color:inherit}svg{display:block}figure{margin:0}h1,h2,h3,p{margin:0}h2{font-family:var(--serif);font-weight:400;font-size:clamp(34px,3.5vw,55px);line-height:1.16;letter-spacing:-1.4px}h3{font-weight:500}p+p{margin-top:18px}section[id]{scroll-margin-top:90px}.skip-link{position:fixed;top:-100px;left:20px;z-index:30;background:var(--cream);padding:12px 20px}.skip-link:focus{top:10px}.site-header{height:92px;padding:0 5.2%;display:flex;align-items:center;justify-content:space-between;background:var(--paper);border-bottom:1px solid var(--line);position:relative;z-index:20}.brand{display:flex;align-items:center;gap:13px;font-size:11px;line-height:1.42;letter-spacing:1.9px;font-weight:600}.desktop-nav{display:flex;gap:31px;font-size:13px}.desktop-nav a{position:relative;padding:8px 0}.desktop-nav a:after{content:'';position:absolute;bottom:0;left:0;width:0;height:1px;background:var(--ink);transition:width .2s}.desktop-nav a:hover:after{width:100%}.header-actions{display:flex;align-items:center;gap:20px}.language{display:flex;align-items:center;gap:4px;font-size:11px;letter-spacing:1px}.language button{border:0;background:none;padding:10px 6px;color:var(--muted);font-size:11px;min-height:44px;min-width:34px}.language button[aria-pressed=true]{color:var(--ink);font-weight:700;text-decoration:underline;text-underline-offset:5px}.language>span{opacity:.3}.menu-toggle{display:none;width:42px;height:42px;background:none;border:1px solid var(--line);padding:10px}.menu-toggle span{height:1px;background:var(--ink);display:block;margin:5px 0}.mobile-nav{position:absolute;left:0;right:0;top:92px;z-index:19;padding:20px 6%;background:var(--paper);border-bottom:1px solid var(--line)}.mobile-nav a{display:block;padding:11px}.hero{background:var(--green);color:var(--cream);padding:29px 5.2% 0;overflow:hidden}.hero-top{display:flex;align-items:center;justify-content:space-between}.eyebrow{font-size:10px;letter-spacing:2px;line-height:1.7;font-weight:600;text-transform:uppercase;display:inline-flex;align-items:center;gap:8px}.eyebrow.light{color:#bdccbe}.eyebrow i{height:5px;width:5px;border-radius:50%;background:var(--sage);display:inline-block;margin-right:5px}.edition{font-size:9px;letter-spacing:1.5px;color:#a7baad}.hero-content{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;max-width:1500px;margin:0 auto;gap:20px;padding:55px 0 50px}.hero h1{font-family:var(--serif);font-weight:400;font-size:clamp(57px,6.4vw,100px);line-height:1.02;letter-spacing:-4px;position:relative;z-index:2}.hero h1 em{font-weight:400;color:var(--sage)}.hero-statement{font-size:clamp(17px,1.5vw,22px);line-height:1.6;margin-top:28px;max-width:570px;letter-spacing:-.25px}.hero-description{font-size:14px;line-height:1.8;max-width:470px;color:#abbfb3;margin-top:20px}.hero-links{display:flex;align-items:center;gap:28px;margin-top:35px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:26px;padding:14px 21px;font-size:12px;font-weight:600;line-height:1.5;border:1px solid transparent;min-height:48px;transition:background .2s,transform .2s}.button:hover{transform:translateY(-2px)}.button-cream{background:var(--cream);color:var(--ink)}.button-cream:hover{background:#e2e7d5}.button-dark{background:var(--green);color:var(--cream)}.text-link{display:inline-flex;align-items:center;gap:24px;font-size:12px;font-weight:600;padding:10px 0;border-bottom:1px solid #8b9b89}.text-link:hover{color:#6c805d}.light-link{color:#d2ddcf;border-color:#577567}.light-link:hover{color:white}.hero-figure{width:100%;max-width:610px;justify-self:end}.hero-figure svg{width:100%;height:auto}.hero-figure figcaption{display:flex;gap:15px;font-size:9px;letter-spacing:.4px;color:#afc1b2;margin-top:14px;padding:0 16px}.figure-index{font-family:monospace;color:var(--gold);white-space:nowrap}.hero-bottom{border-top:1px solid #35504a;padding:22px 0 23px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#b3c3b7;font-size:10px;letter-spacing:.25px}.muted{margin:0 12px;opacity:.5}.scroll-link{display:flex;gap:34px;font-size:9px;letter-spacing:1.5px}.section-wrap{padding:95px 7%;max-width:1600px;margin:auto}.intro{display:grid;grid-template-columns:22% 1fr;gap:30px}.section-rail{display:flex;flex-direction:column;justify-content:space-between;padding:6px 0 0}.rail-note{font-size:13px;line-height:1.65;color:var(--muted);max-width:140px}.intro-main h2{margin-bottom:35px}.intro-columns{display:grid;grid-template-columns:1fr 1fr;gap:48px}.large-copy{font-size:18px;line-height:1.8;color:#344b40}.intro-columns>div>p{font-size:14px;color:var(--muted);line-height:1.95}.intro-columns .text-link{margin-top:13px}.principle{margin-top:42px;border-top:1px solid var(--line);padding-top:25px;display:grid;grid-template-columns:40px 1fr;gap:0 15px;align-items:start}.principle-mark{font-family:var(--serif);font-size:34px;color:#738766;line-height:1}.principle p{font-family:var(--serif);font-size:23px;line-height:1.45;max-width:640px}.principle a{grid-column:2;color:var(--muted);font-size:10px;padding-top:12px;width:fit-content}.principle a:hover{text-decoration:underline}.concept-section{background:var(--cream);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding-bottom:35px}.concept-heading{display:grid;grid-template-columns:22% 1fr;gap:30px;padding-top:75px;padding-bottom:40px}.concept-heading .eyebrow{align-self:start;margin-top:6px}.concept-heading h2{font-size:clamp(34px,3.5vw,48px)}.concept-heading p{color:var(--muted);font-size:14px;margin-top:19px}.concept-workbench{max-width:1380px;margin:0 auto;padding:0 7%;display:grid;grid-template-columns:31% 1fr;gap:6%}.concept-sidebar{padding-top:22px}.concept-tabs{border-top:1px solid #c8cfc1}.concept-tabs button{display:flex;align-items:center;text-align:left;background:none;border:0;border-bottom:1px solid #c8cfc1;width:100%;padding:20px 0;gap:18px;font-size:13px;transition:color .2s}.concept-tabs button>span:first-child{font-size:10px;font-family:monospace;color:#7b8875}.concept-tabs button b{margin-left:auto;font-size:16px;font-weight:400;opacity:0}.concept-tabs button[aria-selected=true]{color:var(--ink);font-weight:600}.concept-tabs button[aria-selected=true] b{opacity:1}.concept-tabs button[aria-selected=false]{color:var(--muted)}.concept-tabs button:hover{color:var(--ink)}.small-note{font-size:11px;color:var(--muted);line-height:1.9;max-width:270px;margin-top:28px}.concept-visual{background:#eeeee2;position:relative;border:1px solid #dce0d2}.concept-visual svg{width:100%;height:auto;padding:8px 15px}.diagram-part{color:#98a595;transition:color .25s}.diagram-part text{font-family:var(--serif);font-style:italic;font-size:20px;fill:currentColor}.concept-visual[data-state=frame] .diagram-frame,.concept-visual[data-state=constraints] .diagram-constraints,.concept-visual[data-state=regime] .diagram-regime,.concept-visual[data-state=projection] .diagram-projection{color:#1c6550}.diagram-label{display:block;text-align:center;font-family:monospace;font-size:8px;letter-spacing:1.1px;color:var(--muted);padding:0 10px 17px}.concept-explanation{display:flex;gap:25px;margin-top:25px;min-height:190px}.concept-symbol{font-size:38px;font-family:var(--serif);font-style:italic;min-width:50px;line-height:1.1;color:#698366}.concept-explanation h3{font-family:var(--serif);font-size:26px;margin-bottom:10px;line-height:1.2}.concept-explanation p{font-size:13px;color:var(--muted);line-height:1.9}.concept-explanation .concept-question{font-size:12px;color:var(--ink);border-left:2px solid #adbe9b;padding-left:13px;margin-top:15px}.concept-source{max-width:1380px;margin:25px auto 0;padding:20px 7% 0;border-top:1px solid #d7ddcd;display:flex;justify-content:space-between;gap:15px;font-size:10px;color:var(--muted)}.concept-source a{color:var(--ink)}.publications{padding-top:85px;padding-bottom:65px}.pub-title-row{display:grid;grid-template-columns:1.4fr 1fr;gap:80px;margin-top:22px;align-items:end}.pub-title-row>p{font-size:14px;line-height:1.9;color:var(--muted);max-width:370px}.pub-heading{padding-bottom:48px}.publication{display:grid;grid-template-columns:90px 1fr 260px;gap:34px;padding:38px 0;border-top:1px solid var(--line);scroll-margin-top:35px}.publication-number{font-family:var(--serif);font-size:45px;color:#9fac93;line-height:1.25}.pub-kind{font-size:9px;letter-spacing:1.8px;font-weight:600;color:#74816b;text-transform:uppercase}.publication h3{font-family:var(--serif);font-size:28px;letter-spacing:-.4px;line-height:1.3;margin-top:10px;max-width:620px}.publication .pub-summary{font-size:13px;color:var(--muted);line-height:1.85;margin-top:15px;max-width:620px}.publication-aside{display:flex;flex-direction:column;align-items:flex-start;justify-content:center}.pub-meta{font-family:monospace;color:var(--muted);font-size:10px;margin-bottom:15px}.doi{font-family:monospace;font-size:10px;letter-spacing:-.3px;margin-top:18px;white-space:nowrap;color:var(--muted)}.publication-aside .button{width:100%;border-color:#aebaa4;background:transparent;padding:11px 16px}.publication-aside .button:hover{background:#edf0e4}.citation-button{background:none;border:0;font-size:11px;color:var(--muted);padding:12px 0;display:flex;align-items:center;gap:10px}.citation-button:hover{color:var(--ink);text-decoration:underline}.publication details{margin-top:16px;font-size:11px;color:var(--muted)}.publication summary{cursor:pointer;width:fit-content;padding:6px 0}.publication details p{font-size:11px;margin-top:10px;line-height:1.8;padding:13px 16px;background:var(--cream);overflow-wrap:anywhere}.manifest-row{display:grid;grid-template-columns:55px 1fr auto;gap:26px;align-items:center;padding:30px 25px;background:#eeeee3;border-top:1px solid var(--line)}.manifest-icon{font-family:var(--serif);font-size:40px;color:#7c9272}.manifest-row h3{font-size:23px;font-family:var(--serif);line-height:1.4;margin:4px 0 8px}.manifest-row h3 span{font-size:14px;color:var(--muted);margin-left:8px}.manifest-row p{font-size:12px;line-height:1.8;color:var(--muted);max-width:580px}.manifest-row .eyebrow{font-size:8px}.button-outline{border-color:#9fac93;background:transparent}.button-outline:hover{background:#e1e7d5}.corpus-note{max-width:920px;padding-top:24px;color:var(--muted);font-size:10px;line-height:1.9}.reading-guide{padding:65px 7%;background:var(--green);color:var(--cream);display:grid;grid-template-columns:.9fr 1.5fr;gap:9%;max-width:1600px;margin:auto}.guide-heading h2{margin-top:25px;font-size:44px;line-height:1.1}.guide-routes a{display:flex;align-items:center;gap:25px;padding:25px 0;border-bottom:1px solid #3c5750}.guide-routes a:first-child{padding-top:0}.guide-routes a:last-child{border-bottom:0;padding-bottom:0}.route-num{font-family:var(--serif);font-style:italic;font-size:21px;color:#9eae98;min-width:32px}.guide-routes h3{font-size:16px;line-height:1.5;color:#e4e9db}.guide-routes p{color:#abbfb1;font-size:12px;margin-top:7px;line-height:1.7}.route-arrow{margin-left:auto;transition:transform .2s}.guide-routes a:hover .route-arrow{transform:translate(3px,-3px)}.researcher{display:grid;grid-template-columns:22% 1fr;gap:30px;padding-bottom:100px}.researcher-main{display:grid;grid-template-columns:1fr 1.1fr;gap:55px}.author-role{font-size:9px;letter-spacing:1.8px;color:var(--muted);margin-bottom:22px}.researcher-main h2{font-size:43px}.researcher-text .large-copy{font-size:16px}.researcher-text>p:not(.large-copy){font-size:13px;line-height:1.9;color:var(--muted)}.researcher-text .text-link{margin-top:18px}footer{padding:35px 5.2% 22px;border-top:1px solid var(--line);background:var(--cream)}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:25px;padding-bottom:35px}.footer-brand{font-family:var(--serif);font-size:28px;line-height:1.3;letter-spacing:-.6px}.footer-brand em{color:#708268}.footer-top .text-link{font-size:10px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;font-size:9px;color:var(--muted);border-top:1px solid var(--line);padding-top:20px}.toast{position:fixed;left:50%;bottom:25px;transform:translate(-50%,20px);padding:14px 25px;background:var(--ink);color:var(--cream);font-size:12px;box-shadow:0 5px 25px #0002;opacity:0;pointer-events:none;transition:.2s;z-index:40;text-align:center;max-width:90vw}.toast.show{opacity:1;transform:translate(-50%,0)}dialog{border:1px solid var(--line);background:var(--paper);color:var(--ink);padding:35px;width:min(550px,90vw)}dialog::backdrop{background:#102d2b99}dialog h2{font-size:30px;margin:10px 0 20px}dialog p{font-size:13px}dialog textarea{width:100%;resize:vertical;font-size:13px;line-height:1.6;margin:20px 0;padding:15px;background:var(--cream);border:1px solid var(--line);color:var(--ink)}.dialog-close{position:absolute;right:15px;top:10px;border:0;background:transparent;font-size:26px;min-width:40px;min-height:40px}noscript{display:block;padding:20px;background:var(--cream)}
@media(min-width:1600px){.hero-content{padding-top:70px;padding-bottom:70px}.hero h1{font-size:110px}.site-header,.hero{padding-left:max(5.2%,calc((100vw - 1500px)/2));padding-right:max(5.2%,calc((100vw - 1500px)/2))}}
@media(max-width:1100px){.desktop-nav{gap:21px;font-size:12px}.hero h1{font-size:70px}.hero-links{gap:20px}.hero-content{padding-top:42px}.intro,.concept-heading,.researcher{grid-template-columns:17% 1fr;gap:24px}.intro-columns{gap:28px}.section-wrap{padding-left:5.2%;padding-right:5.2%}.publication{grid-template-columns:55px 1fr 215px;gap:23px}.publication h3{font-size:25px}.pub-title-row{gap:40px}.researcher-main{gap:30px}.researcher-main h2{font-size:36px}.concept-workbench{padding:0 5.2%;gap:4%}.concept-tabs button{gap:12px;font-size:12px}.reading-guide{padding-left:5.2%;padding-right:5.2%}}
@media(max-width:800px){html{scroll-padding-top:25px}.site-header{height:78px}.desktop-nav{display:none}.menu-toggle{display:block}.mobile-nav{top:78px}.hero{padding-top:23px}.hero-top .eyebrow{font-size:8px;letter-spacing:1.4px}.edition{font-size:8px}.hero-content{grid-template-columns:1fr;gap:30px;padding:45px 0 35px}.hero h1{font-size:clamp(64px,11vw,88px);letter-spacing:-3px}.hero-copy{max-width:610px}.hero-statement{font-size:19px}.hero-description{max-width:540px}.hero-figure{max-width:490px;justify-self:center;margin-top:5px}.hero-figure svg{max-height:400px}.hero-bottom{font-size:9px;padding:20px 0}.scroll-link{font-size:8px;gap:15px}.section-wrap{padding-top:65px;padding-bottom:65px}.intro,.concept-heading,.researcher{display:block}.section-rail{margin-bottom:26px}.rail-note{display:none}.intro-main h2{font-size:43px}.intro-columns{gap:30px}.concept-heading{padding-bottom:32px}.concept-heading>div{margin-top:22px}.concept-workbench{grid-template-columns:1fr;gap:22px}.concept-sidebar{padding-top:0}.concept-tabs{display:grid;grid-template-columns:1fr 1fr;border-left:1px solid #c8cfc1}.concept-tabs button{padding:15px;border-right:1px solid #c8cfc1;font-size:12px}.concept-tabs button b{display:none}.concept-tabs button[aria-selected=true]{background:#e2e8d7}.small-note{max-width:none;margin-top:15px;font-size:10px}.concept-visual svg{max-height:320px}.concept-explanation{min-height:160px}.concept-source{margin-top:5px}.pub-title-row{grid-template-columns:1fr;gap:22px}.pub-title-row p{max-width:570px}.publication{grid-template-columns:40px 1fr 195px;gap:18px}.publication h3{font-size:23px}.publication-number{font-size:34px}.pub-summary{font-size:12px!important}.manifest-row{grid-template-columns:35px 1fr;gap:20px}.manifest-row .button{grid-column:2;justify-self:start}.reading-guide{grid-template-columns:1fr;gap:40px;padding-top:50px;padding-bottom:50px}.guide-heading h2 br{display:none}.guide-heading h2{font-size:38px}.researcher-main{gap:45px}.footer-bottom{flex-wrap:wrap}.footer-bottom>span:nth-child(2){order:3;flex-basis:100%}.footer-bottom>span:last-child{margin-left:auto}}
@media(max-width:540px){.brand{font-size:9px;gap:10px;letter-spacing:1.4px}.brand svg{width:32px;height:32px}.site-header{padding-left:6%;padding-right:6%}.header-actions{gap:9px}.hero{padding-left:6%;padding-right:6%}.hero-top{align-items:flex-start}.hero-top .eyebrow{max-width:220px;font-size:7px;letter-spacing:1.2px;gap:0;line-height:1.6}.edition{font-size:7px;letter-spacing:.7px;white-space:nowrap;margin-top:1px}.hero-content{padding-top:38px;padding-bottom:30px;gap:32px}.hero h1{font-size:clamp(48px,12vw,64px);letter-spacing:-2.8px;line-height:1.04}.hero-statement{font-size:16px;margin-top:25px;letter-spacing:-.2px}.hero-description{font-size:13px;margin-top:17px}.hero-links{align-items:flex-start;flex-direction:column;gap:13px;margin-top:26px}.hero-links .button{padding:13px 19px;font-size:11px}.hero-links .text-link{font-size:11px}.hero-figure svg{max-height:325px}.hero-figure figcaption{padding:0;font-size:8px;gap:10px;align-items:baseline}.hero-bottom{font-size:8px;line-height:1.8;align-items:flex-start}.hero-bottom>span{max-width:210px}.hero-bottom .muted{margin:0 5px}.scroll-link>span:first-child{display:none}.scroll-link>span:last-child{font-size:17px}.section-wrap{padding:52px 6%}.eyebrow{font-size:8px;letter-spacing:1.5px}h2,.intro-main h2{font-size:34px;letter-spacing:-1px}.intro-columns{grid-template-columns:1fr;gap:24px}.large-copy{font-size:17px}.intro-columns>div>p{font-size:13px}.intro-main h2{margin-bottom:25px}.principle{margin-top:30px;grid-template-columns:25px 1fr;gap:0 14px}.principle p{font-size:21px}.principle-mark{font-size:28px}.principle a{font-size:9px}.concept-heading{padding-bottom:26px}.concept-heading h2{font-size:34px}.concept-heading p{font-size:13px;margin-top:15px}.concept-workbench{padding:0 6%}.concept-tabs button{font-size:10px;padding:13px 10px;gap:9px}.concept-tabs button>span:first-child{font-size:9px}.concept-visual svg{padding:4px}.diagram-label{font-size:7px;letter-spacing:.5px;padding-bottom:12px}.concept-explanation{gap:15px;min-height:225px;margin-top:22px}.concept-explanation h3{font-size:24px}.concept-explanation p{font-size:12px}.concept-symbol{min-width:32px;font-size:31px}.concept-source{padding:18px 6% 0;flex-direction:column;gap:8px;font-size:9px}.pub-title-row{margin-top:20px;gap:20px}.pub-title-row p{font-size:13px}.pub-heading{padding-bottom:29px}.publication{grid-template-columns:32px 1fr;gap:10px 16px;padding:29px 0}.publication-number{font-size:30px}.publication h3{font-size:25px}.pub-kind{font-size:8px;letter-spacing:1.1px}.publication .pub-summary{margin-top:12px}.publication-aside{grid-column:2;display:grid;grid-template-columns:1fr;align-items:start;gap:0;justify-content:start;margin-top:12px}.pub-meta{font-size:9px;margin-bottom:10px}.publication-aside .button{font-size:11px;max-width:280px}.doi{font-size:9px;margin-top:12px}.citation-button{font-size:10px;padding-bottom:0}.publication details{font-size:10px}.manifest-row{padding:22px 17px;grid-template-columns:1fr;gap:10px}.manifest-icon{display:none}.manifest-row .button{grid-column:1;margin-top:8px;font-size:11px}.manifest-row h3{font-size:24px}.corpus-note{font-size:9px;line-height:1.9}.reading-guide{padding:44px 6%;gap:32px}.guide-heading h2{font-size:34px;margin-top:19px}.guide-routes a{gap:14px;padding:22px 0}.guide-routes h3{font-size:14px}.guide-routes p{font-size:11px}.route-num{min-width:23px;font-size:19px}.researcher-main{grid-template-columns:1fr;gap:27px}.researcher-main h2{font-size:41px}.author-role{font-size:8px;margin-bottom:15px}.researcher-text .large-copy{font-size:16px}.researcher-text .text-link{font-size:11px}footer{padding:28px 6% 20px}.footer-top{padding-bottom:27px;align-items:flex-start}.footer-brand{font-size:23px;max-width:190px}.footer-top .text-link{font-size:9px;gap:15px;white-space:nowrap}.footer-bottom{font-size:8px;gap:12px}.toast{font-size:11px;padding:12px 20px;width:max-content}dialog{padding:27px}dialog h2{font-size:27px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media print{.site-header,.hero-figure,.hero-links,.hero-bottom,.concept-section,.reading-guide,.header-actions,.citation-button,.toast,dialog{display:none!important}body{background:white;color:black;font-size:12px}.hero{background:white;color:black;padding:20px 0}.hero h1{font-size:44px}.hero h1 em,.hero-description,.hero-top{color:#333}.hero-content{display:block;padding:20px 0}.section-wrap{padding:25px 0}.intro,.researcher,.researcher-main,.pub-title-row{display:block}.section-rail{margin-bottom:15px}h2{font-size:28px}.publication{break-inside:avoid;grid-template-columns:35px 1fr 220px;gap:15px;padding:20px 0}.publication h3{font-size:21px}.button{border-color:#aaa;font-size:10px}.footer-top{display:none}.manifest-row{background:white}.hero-statement{color:#333}}

@media(min-width:801px){.desktop-nav{gap:clamp(14px,2vw,28px)}}

/* A growing index of substantive reading chapters. */
.study-shelf{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1.4fr;gap:70px;padding-top:65px;padding-bottom:65px}.study-heading h2{font-size:37px;margin-top:20px;letter-spacing:-.8px}.study-heading p{font-size:14px;color:var(--muted);line-height:1.9;margin-top:22px;max-width:360px}.study-chapter{display:grid;grid-template-columns:35px minmax(0,1fr) 20px;gap:20px;padding:28px 0;border-top:1px solid var(--line);align-items:start}.study-chapter:last-child{border-bottom:1px solid var(--line)}.study-number{font:italic 24px/1.5 var(--serif);color:#7b8d70}.study-chapter .eyebrow{font-size:8px;letter-spacing:1.6px;color:var(--muted)}.study-chapter h3{font:400 25px/1.35 var(--serif);margin:10px 0 13px;letter-spacing:-.3px}.study-chapter p{font-size:13px;color:var(--muted);line-height:1.8}.study-arrow{font-size:20px;transition:transform .2s}.study-chapter:hover h3{text-decoration:underline;text-underline-offset:4px}.study-chapter:hover .study-arrow{transform:translate(2px,-2px)}
@media(max-width:900px){.study-shelf{gap:40px;grid-template-columns:1fr 1.5fr}}
@media(max-width:700px){.study-shelf{display:block}.study-heading{margin-bottom:32px}.study-heading h2{font-size:34px}.study-heading p{max-width:none}.study-chapter{gap:15px;grid-template-columns:28px minmax(0,1fr) 18px}.study-chapter h3{font-size:24px}}
@media print{.study-shelf{display:block}.study-chapter{break-inside:avoid}}

/* Independent research entry beside the chapter sequence. */
.research-entry{display:grid;grid-template-columns:1fr 1.4fr;gap:70px;border-top:1px solid var(--line);padding-top:52px;padding-bottom:55px}.research-entry h2{font-size:37px;line-height:1.25;margin-top:20px;max-width:430px}.research-entry-copy{align-self:center}.research-entry-copy>p{font-size:16px;line-height:1.9;color:#344b40;max-width:650px}.research-entry .text-link{margin-top:20px;line-height:1.7}.related-research{margin:30px 0;padding:22px 25px;background:var(--cream);border-left:3px solid #97ad8c}.related-research .eyebrow{font-size:9px}.related-research a{font:400 23px/1.5 var(--serif);display:block;margin-top:9px}.related-research a:hover{text-decoration:underline}.related-research p{font-size:14px;line-height:1.8;margin-top:10px}
@media(max-width:900px){.research-entry{gap:40px;grid-template-columns:1fr 1.5fr}}
@media(max-width:700px){.research-entry{display:block}.research-entry h2{font-size:34px}.research-entry-copy{margin-top:24px}.research-entry-copy>p{font-size:15px}.related-research{padding:20px}.related-research a{font-size:22px}}
@media print{.research-entry{display:block}.related-research{break-inside:avoid}}