:root{--paper:#f8f6f0;--white:#fffefa;--ink:#20342e;--muted:#626960;--line:#dddfd4;--green:#173f35;--green-soft:#e8eee5;--clay:#9b4f35;--clay-soft:#f3e8df;--ochre:#796229;--ochre-soft:#f2eddc;--blue:#3f6471;--blue-soft:#e6edf0;--violet:#6b5879;--violet-soft:#ece8f0;--rose:#8b5660;--rose-soft:#f3e6e8;--sans:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.5 var(--sans)}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}button,a,input,summary{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #b5673f;outline-offset:4px}button{color:inherit}button:disabled{opacity:.55;cursor:default}svg{display:block}a svg,button svg{flex-shrink:0}p{margin:0 0 1em}h1,h2,h3{line-height:1.18;margin:0}button{background:none;border:0}button,summary{touch-action:manipulation}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip-link{position:fixed;top:-100px;left:16px;z-index:99;background:var(--green);color:white;padding:12px 20px;border-radius:6px}.skip-link:focus{top:12px}[hidden]{display:none!important}
.topbar{height:86px;padding:0 40px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:var(--paper);position:sticky;top:0;z-index:30}.brand{display:flex;align-items:center;gap:14px}.brand-mark{width:45px;height:45px;background:var(--green);color:#fffdfa;border-radius:13px 13px 13px 3px;display:grid;place-items:center;font:21px var(--serif)}.brand-copy{display:flex;flex-direction:column;gap:1px}.brand-copy strong{font-size:17px;letter-spacing:-.3px}.brand-copy>span{font-size:11px;color:var(--muted);letter-spacing:.03em}.topbar-right{display:flex;gap:26px;align-items:center}.course-link{font-size:13px;font-weight:600}.course-link span{margin-left:8px}.course-link:hover{text-decoration:underline}.menu-toggle,.close-menu{display:none}.sidebar{position:fixed;top:86px;bottom:0;left:0;width:256px;padding:37px 24px 24px;border-right:1px solid var(--line);background:var(--paper);display:flex;flex-direction:column;overflow-y:auto}.sidebar-heading{padding:0 12px 24px}.eyebrow,.small-label{font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}.eyebrow{color:var(--green)}.nav-link{display:flex;gap:11px;align-items:center;min-height:48px;padding:11px 12px;border-radius:7px;font-size:12px;line-height:1.4;margin:3px 0;transition:background .15s}.nav-link:hover{background:#eeefe7}.nav-link.active{background:var(--green);color:var(--white);font-weight:600}.nav-link svg{width:17px;height:17px;flex:0 0 17px}.nav-divider{height:1px;background:var(--line);margin:17px 12px}.nav-count{margin-left:auto;font-size:10px;opacity:.65}.sidebar-bottom{margin-top:auto;padding:38px 12px 0;display:flex;flex-direction:column;gap:5px;font-size:12px}.sidebar-bottom .small-label{font-size:9px;color:var(--muted)}.sidebar-bottom strong{margin-top:5px;font-size:14px}.sidebar-bottom>a{margin-top:12px;border-top:1px solid var(--line);padding-top:13px;font-size:11px;font-weight:600}.sidebar-bottom>a:hover{text-decoration:underline}main{margin-left:256px;padding:46px 5vw 42px;min-height:calc(100vh - 86px)}main:focus{outline:none}.page-container{max-width:1170px;margin:0 auto}.home-hero{display:grid;grid-template-columns:1fr 190px;align-items:center;gap:25px;padding:9px 0 24px}.hero-label{display:flex;align-items:center;gap:9px;color:var(--clay);font-size:11px;letter-spacing:.11em;font-weight:700;text-transform:uppercase}.hero-label:before{content:"";width:23px;height:1px;background:var(--clay)}.home-hero h1{font:clamp(38px,4.6vw,65px)/1.05 var(--serif);letter-spacing:-2px;margin:16px 0 19px;color:var(--green)}.home-hero h1 em{font-weight:400;color:var(--clay)}.hero-description{color:var(--muted);font-size:15px;max-width:530px;line-height:1.65}.hero-stamp{display:flex;align-items:center;justify-content:center;position:relative;width:158px;height:158px;border:1px solid #cad3c4;border-radius:50%;transform:rotate(8deg);justify-self:end;margin-right:5px}.hero-stamp:before{content:"";position:absolute;inset:9px;border:1px solid #d7dccf;border-radius:50%}.hero-stamp span{display:block;text-align:center;font-size:10px;line-height:2;letter-spacing:.12em;text-transform:uppercase}.hero-stamp strong{display:block;font:48px/1 var(--serif);margin:4px 0;color:var(--green)}.search-form{position:relative;display:flex;align-items:center;gap:13px;border:1px solid #bcc8bb;background:var(--white);border-radius:9px;padding:9px 10px 9px 17px;box-shadow:0 4px 12px #20342e04}.search-form:focus-within{outline:2px solid #7b9985;outline-offset:2px}.search-form>svg{width:21px;height:21px;color:var(--muted)}.search-form input{min-width:0;flex:1;padding:9px 0;border:0;background:transparent;outline:none!important;font-size:15px;color:var(--ink)}.search-form input::placeholder{color:#7c827b}.search-form button{padding:11px 19px;border-radius:5px;background:var(--green);color:white;font-size:12px;font-weight:600}.search-form button:hover{background:#275649}.search-examples{display:flex;flex-wrap:wrap;align-items:center;gap:8px 15px;margin:12px 0 35px;font-size:11px;color:var(--muted)}.search-examples a{text-decoration:underline;text-underline-offset:3px;color:var(--green)}.section-label{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:17px;gap:14px}.section-label h2{font:26px var(--serif)}.section-label>span{font-size:11px;color:var(--muted)}.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.topic-card{--tone:var(--green);--wash:var(--green-soft);background:var(--white);border:1px solid var(--line);border-radius:9px;padding:23px 22px 20px;display:flex;flex-direction:column;min-height:226px;transition:transform .15s,border-color .15s,box-shadow .15s}.topic-card:hover{transform:translateY(-3px);border-color:#9ba996;box-shadow:0 5px 14px #20342e0a}.tone-clay{--tone:var(--clay);--wash:var(--clay-soft)}.tone-ochre{--tone:var(--ochre);--wash:var(--ochre-soft)}.tone-blue{--tone:var(--blue);--wash:var(--blue-soft)}.tone-violet{--tone:var(--violet);--wash:var(--violet-soft)}.tone-rose{--tone:var(--rose);--wash:var(--rose-soft)}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:21px}.topic-icon{color:var(--tone);background:var(--wash);width:37px;height:37px;border-radius:10px;display:grid;place-items:center}.topic-icon svg{width:19px;height:19px}.topic-index{font:italic 13px var(--serif);color:#8e968c}.topic-card h3{font:23px/1.12 var(--serif);letter-spacing:-.4px;margin:0 0 10px}.topic-card>p{font-size:12px;line-height:1.6;color:var(--muted);margin:0 0 18px}.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:10px;font-weight:600;color:var(--tone)}.card-foot>span:last-child{font-size:19px;line-height:1}.quick-links{display:grid;grid-template-columns:170px 1fr;gap:25px;align-items:center;margin:36px 0 16px;border-top:1px solid var(--line);padding-top:26px}.quick-links h2{font:20px var(--serif)}.quick-links>div{display:flex;flex-wrap:wrap;gap:7px}.quick-links a{font-size:11px;padding:8px 12px;border:1px solid var(--line);border-radius:100px;background:var(--white)}.quick-links a:hover{border-color:var(--green)}.site-foot{display:flex;justify-content:space-between;gap:16px;font-size:10px;color:var(--muted);border-top:1px solid var(--line);padding:23px 0 0;margin-top:38px}.site-foot a{text-decoration:underline;text-underline-offset:3px}.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:9px;color:var(--muted);font-size:11px;margin-bottom:32px}.breadcrumb a:hover{text-decoration:underline}.page-heading{max-width:830px;margin:0 0 30px}.page-heading h1{font:clamp(34px,3.8vw,50px)/1.1 var(--serif);letter-spacing:-1.2px;margin:13px 0 15px}.page-heading p{color:var(--muted);font-size:14px;line-height:1.65;max-width:660px}.topic-heading-row{display:flex;justify-content:space-between;align-items:center;gap:20px}.topic-heading-row .topic-icon{width:61px;height:61px;flex-shrink:0}.topic-heading-row .topic-icon svg{width:29px;height:29px}.question-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.question-row{display:flex;gap:21px;align-items:center;padding:24px 13px 25px 2px;border-bottom:1px solid var(--line);transition:background .15s}.question-row:hover{background:#eff1e9}.question-number{flex:0 0 32px;align-self:flex-start;color:var(--clay);font:italic 17px var(--serif);padding-top:3px}.question-row h2{font:24px/1.25 var(--serif);margin-bottom:8px}.question-row p{font-size:12px;line-height:1.65;color:var(--muted);margin:0;max-width:730px}.question-row .row-arrow{margin-left:auto;font-size:23px;color:var(--green)}.question-row-text{flex:1;min-width:0}.row-topic{display:block;color:var(--clay);font-size:10px;font-weight:600;margin-bottom:8px}.reading-header{max-width:850px}.full-question{font-size:13px!important;font-style:italic}.reader-tools{display:flex;gap:9px;margin:20px 0 28px;flex-wrap:wrap}.tool-button{display:flex;align-items:center;gap:7px;padding:8px 12px;border:1px solid var(--line);border-radius:5px;background:var(--white);font-size:11px}.tool-button:hover{border-color:var(--green)}.tool-button svg{width:14px;height:14px}.reading-grid{display:grid;grid-template-columns:minmax(0,1fr) 216px;gap:37px;align-items:start}.reading-grid.no-notes{grid-template-columns:minmax(0,760px)}.article-main{min-width:0}.quick-answer{background:var(--green-soft);border-left:3px solid #537658;padding:22px 25px;margin-bottom:28px;border-radius:0 5px 5px 0}.quick-answer .eyebrow{display:block;margin-bottom:8px;font-size:10px}.quick-answer p{font-size:16px;line-height:1.6;margin:0;font-weight:500}.body-label{color:var(--muted);font-size:10px;letter-spacing:.12em;text-transform:uppercase;margin:0 0 16px;font-weight:700}.answer-body{font:18px/1.72 var(--serif);color:#293a33;overflow-wrap:break-word}.answer-body p{margin:0 0 17px}.answer-body a,.note-content a{color:var(--green);text-decoration:underline;text-underline-offset:3px}.answer-body ul{padding-left:24px;margin:0 0 22px}.answer-body li{padding-left:4px;margin-bottom:10px}.answer-body strong{font-weight:700}.focus-box{border-top:1px solid #a3b7a0;border-bottom:1px solid #a3b7a0;padding:17px 10px;margin:24px 0;color:var(--green);font-size:24px;text-align:center}.focus-box p{margin:0}.margin-notes{padding-top:0;min-width:0}.support-heading{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:20px}.note{padding-bottom:18px;margin-bottom:20px;border-bottom:1px solid var(--line)}.note h2{font-size:12px;line-height:1.5;letter-spacing:.02em;margin-bottom:10px;color:var(--green)}.note-content{font:14px/1.65 var(--serif);color:#596456}.note-content p{margin-bottom:12px}.note-content p:last-child{margin:0}.note-content .smallcaps{display:block;color:var(--green);font-size:11px;font-family:var(--sans);font-weight:700;margin-top:20px}.example{font-size:17px;background:var(--white);border:1px solid #cfdbcd;border-radius:7px;margin:23px 0;overflow:hidden}.example summary{display:grid;grid-template-columns:1fr 24px;gap:3px 15px;list-style:none;cursor:pointer;padding:19px 21px;background:#eef2e8}.example summary::-webkit-details-marker{display:none}.example-label{grid-column:1;font:700 9px/1.6 var(--sans);text-transform:uppercase;letter-spacing:.12em;color:#587052}.example-title{grid-column:1;font:21px/1.3 var(--serif);color:var(--green)}.example-toggle{grid-column:2;grid-row:1 / 3;align-self:center;text-align:center;font:25px var(--sans);transition:transform .2s;color:#617559}.example[open] .example-toggle{transform:rotate(45deg)}.example-body{padding:22px}.example-body p:last-child{margin-bottom:0}.example-body p:has(>strong:first-child){font-size:15px;border-top:1px solid var(--line);padding-top:15px}.table-wrap{margin:24px 0 28px;overflow-x:auto;border-top:2px solid #647965;border-bottom:1px solid #afbba9}table{width:100%;border-collapse:collapse;font:13px/1.6 var(--sans);text-align:left}th,td{padding:13px 12px;vertical-align:top;border-bottom:1px solid var(--line)}th{font-size:11px;background:#eef0e7;line-height:1.4}th:first-child,td:first-child{padding-left:10px}th p,td p{margin:0!important}td p+p{margin-top:5px!important}tbody tr:last-child td{border-bottom:0}td:first-child{min-width:95px}td em{font-family:var(--serif);font-size:15px}.question-pagination{display:flex;justify-content:space-between;gap:20px;margin-top:35px;padding-top:24px;border-top:1px solid var(--line);font-size:11px;color:var(--green)}.question-pagination a{max-width:46%}.question-pagination a:last-child{text-align:right;margin-left:auto}.question-pagination span{display:block;color:var(--muted);font-size:10px;margin-bottom:5px}.related{margin-top:37px;padding-top:25px;border-top:1px solid var(--line)}.related h2{font:23px var(--serif);margin-bottom:16px}.related a{display:flex;justify-content:space-between;gap:15px;padding:13px 0;font-size:12px;border-bottom:1px solid var(--line)}.related a:hover{text-decoration:underline}.results-meta{margin:22px 0;font-size:12px;color:var(--muted)}.empty-state{padding:40px 0 30px;max-width:620px}.empty-state h2{font:30px var(--serif);margin-bottom:14px}.empty-state p{font-size:14px;color:var(--muted)}.empty-state a{display:inline-block;text-decoration:underline}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);z-index:100;background:var(--green);color:white;padding:12px 20px;border-radius:7px;font-size:13px;box-shadow:0 4px 18px #0002}.copy-fallback{margin-top:12px}.copy-fallback input{width:100%;font-size:12px;padding:9px;border:1px solid var(--line);border-radius:4px}.cause-diagram{margin:30px 0;padding:24px 20px;background:#f0f1e8;border:1px solid #c9d4c3;border-radius:6px;font-family:var(--sans)}.cause-branches{display:grid;grid-template-columns:1fr 1fr;gap:12px}.cause-node{background:var(--white);border:1px solid #9daf98;border-radius:5px;text-align:center;padding:15px 14px;display:flex;flex-direction:column;gap:7px;font-size:13px;line-height:1.5}.cause-node>span,.cause-node>small{font-size:10px;line-height:1.5;color:#5d6b56}.cause-node>strong{font-size:14px;line-height:1.4}.main-node{max-width:330px;margin:auto}.flow-arrow{text-align:center;font:32px/1.5 var(--sans);color:var(--green)}.flow-link{text-align:center;display:flex;flex-direction:column;align-items:center;gap:1px;padding:8px 0 2px}.flow-link>span{font-size:10px;line-height:1.5;max-width:270px;color:#53644b}.flow-link>b{font:27px/1.1 var(--sans);color:var(--green)}.feedback-loop{display:flex;align-items:center;gap:11px;padding:12px 14px;border:1px dashed #8c9b82;border-radius:5px;margin:19px auto;max-width:330px;background:#e4eadd;font-size:11px;line-height:1.5}.feedback-loop>b{font-size:26px}.cause-diagram figcaption{font:13px/1.6 var(--serif);color:#64705b;text-align:center;margin-top:20px}.noscript{margin:40px auto;max-width:600px;padding:30px;background:white}.scrim{position:fixed;inset:86px 0 0;background:#1b292950;z-index:35}
@media(min-width:1600px){main{padding-left:6vw;padding-right:6vw}.topic-card{min-height:240px}.topic-card h3{font-size:26px}}
@media(max-width:1190px){.sidebar{width:222px;padding-left:15px;padding-right:15px}.topbar{padding:0 27px}main{margin-left:222px;padding:37px 35px}.topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.topic-card{min-height:209px}.reading-grid{grid-template-columns:minmax(0,1fr)}.margin-notes{margin-top:7px;padding:22px;background:#eef0e8;border-radius:5px}.margin-notes .support-heading{margin-bottom:16px}.note:last-child{margin-bottom:0;padding-bottom:0;border-bottom:0}.note-content{font-size:16px}.note h2{font-size:13px}.home-hero{grid-template-columns:1fr 132px}.hero-stamp{width:126px;height:126px}.hero-stamp strong{font-size:38px}.hero-stamp span{font-size:8px}.home-hero h1{font-size:48px}.quick-links{grid-template-columns:1fr;gap:14px}}
@media(max-width:760px){html{scroll-padding-top:88px}.topbar{height:72px;padding:0 20px}.brand-mark{width:39px;height:39px;font-size:18px;border-radius:11px 11px 11px 3px}.brand{gap:10px}.brand-copy strong{font-size:15px}.brand-copy>span{font-size:9px}.topbar-right{gap:16px}.course-link{font-size:11px}.course-link span{margin-left:2px}.menu-toggle{display:flex;align-items:center;gap:8px;font-size:12px;border:1px solid #cbd1c3;padding:9px 10px;border-radius:5px}.sidebar{top:72px;width:min(320px,90vw);transform:translateX(-105%);transition:transform .2s;z-index:40;border-right:1px solid var(--line);padding:25px 20px}.sidebar.is-open{transform:translateX(0)}.sidebar-heading{display:flex;justify-content:space-between;align-items:center;padding-bottom:16px}.close-menu{display:block;font-size:24px;padding:0 5px}.nav-link{font-size:14px;padding:14px;min-height:54px}.nav-link svg{width:20px;height:20px;flex-basis:20px}.sidebar-bottom{padding-top:25px;font-size:13px}.sidebar-bottom>a{font-size:12px}.scrim{top:72px}main{margin-left:0;padding:29px 24px 31px;min-height:calc(100vh - 72px)}.home-hero{padding-top:7px;grid-template-columns:1fr 108px;gap:12px}.home-hero h1{font-size:44px;letter-spacing:-1.4px}.hero-label{font-size:9px;letter-spacing:.09em}.hero-description{font-size:13px;max-width:390px}.hero-stamp{width:104px;height:104px;margin-right:0}.hero-stamp span{font-size:7px;letter-spacing:.07em}.hero-stamp strong{font-size:32px}.topic-card{padding:22px 20px;min-height:210px}.topic-card h3{font-size:24px}.topic-card>p{font-size:12px}.card-foot{font-size:11px}.search-form input{font-size:14px}.section-label h2{font-size:25px}.breadcrumb{margin-bottom:24px;font-size:11px}.page-heading h1{font-size:38px}.reading-header .page-heading{margin-bottom:18px}.question-row h2{font-size:24px}.question-row{padding:23px 2px;gap:13px}.question-row p{font-size:13px}.question-number{flex-basis:27px}.quick-answer{padding:19px 21px}.answer-body{font-size:18px}.site-foot{font-size:10px}.topic-heading-row .topic-icon{width:49px;height:49px}.topic-heading-row .topic-icon svg{width:23px;height:23px}.search-examples{margin-bottom:29px}.reader-tools{margin:17px 0 24px}.reading-grid{gap:25px}}
@media(max-width:480px){.topbar{padding:0 16px}.brand-copy>span{max-width:138px;font-size:8px}.topbar-right{gap:12px}.course-link{display:none}main{padding:27px 19px}.home-hero{grid-template-columns:1fr;gap:0}.hero-stamp{display:none}.home-hero h1{font-size:46px;margin-top:14px;margin-bottom:17px}.hero-description{font-size:14px;max-width:330px}.home-hero{padding-bottom:20px}.search-form{padding:7px 8px 7px 12px;gap:9px}.search-form input{font-size:13px;min-height:36px}.search-form>svg{width:18px;height:18px}.search-form button{padding:10px 12px;font-size:11px}.search-examples{font-size:10px;gap:8px 12px;margin-top:11px}.topic-grid{grid-template-columns:1fr;gap:11px}.topic-card{position:relative;min-height:0;padding:21px 21px 19px 78px}.card-top{position:absolute;left:20px;top:22px;margin:0}.topic-icon{width:37px;height:37px}.topic-index{display:none}.topic-card h3{font-size:23px;margin-bottom:8px}.topic-card>p{font-size:12px;margin-bottom:13px}.card-foot{font-size:10px}.topic-card .card-foot>span:last-child{position:absolute;right:21px;bottom:17px}.section-label{margin-bottom:16px}.section-label>span{font-size:10px}.quick-links{margin-top:28px;padding-top:24px}.quick-links>div{gap:9px}.quick-links a{font-size:11px;padding:9px 11px}.site-foot{flex-direction:column;gap:9px;margin-top:31px}.page-heading h1{font-size:34px;letter-spacing:-.7px}.page-heading p{font-size:13px}.topic-heading-row{gap:14px}.topic-heading-row .topic-icon{display:none}.question-row h2{font-size:23px}.question-row .row-arrow{font-size:20px}.question-row{gap:11px}.question-row p{font-size:12px}.full-question{font-size:12px!important}.quick-answer{padding:18px 18px}.quick-answer p{font-size:15px}.answer-body{font-size:18px;line-height:1.72}.focus-box{font-size:22px}.example summary{padding:18px}.example-title{font-size:21px}.example-body{padding:19px;font-size:17px}.table-wrap{border:0;overflow:visible}.table-wrap table,.table-wrap tbody{display:block;width:100%}.table-wrap thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.table-wrap tr{display:block;background:var(--white);border:1px solid #d0d9c9;border-radius:5px;padding:5px 16px;margin-bottom:14px}.table-wrap td{display:block;width:100%;padding:11px 0!important;min-width:0;border-bottom:1px solid #e5e9e0;font-size:13px}.table-wrap td:last-child{border:0}.table-wrap td:before{content:attr(data-label);display:block;margin-bottom:5px;font-size:9px;text-transform:uppercase;letter-spacing:.08em;color:#697961;font-weight:700}.table-wrap td:first-child{font-weight:600}.table-wrap td:first-child p{font-family:var(--serif);font-size:19px;line-height:1.3}.table-wrap td p{line-height:1.6}.table-wrap td em{font-size:15px}.cause-diagram{padding:20px 12px}.cause-branches{gap:8px}.cause-branches .cause-node{padding:13px 8px}.cause-node>strong{font-size:12px}.cause-node>span,.cause-node>small{font-size:9px}.main-node{width:88%}.flow-link>span{max-width:210px}.feedback-loop{font-size:10px;padding:11px;max-width:90%}.cause-diagram figcaption{font-size:12px}.related a{font-size:12px}.question-pagination{font-size:10px}.note-content{font-size:16px}.reading-grid{gap:18px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media print{.topbar,.sidebar,.scrim,.reader-tools,.breadcrumb,.site-foot,.related,.question-pagination,.skip-link,.toast{display:none!important}body{background:white;color:black}main{margin:0;padding:0}.reading-grid{display:block}.page-heading h1{font-size:30px}.answer-body{font-size:12pt;line-height:1.5}.quick-answer{background:none;border:1px solid #999;padding:15px}.margin-notes{padding:15px;background:none;border:1px solid #ccc;break-inside:avoid}details.example{break-inside:avoid}details.example:not([open]) .example-body{display:block!important}.example summary{background:none}.example-toggle{display:none}.cause-diagram{break-inside:avoid}.table-wrap{overflow:visible}table{font-size:10pt}.table-wrap tr{break-inside:avoid}a{text-decoration:none}.page-heading{margin-bottom:18px}}

/* Week-specific collections share the same accessible question browser. */
.week-navigation{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin:0 0 18px}.week-navigation a{padding:11px 7px;border:1px solid var(--line);border-radius:5px;font-size:11px;font-weight:600;text-align:center}.week-navigation a[aria-current="page"]{background:var(--green-soft);border-color:var(--green);color:var(--green)}.week-navigation a:hover{border-color:var(--green)}.week-context{margin-top:35px;border-top:1px solid var(--line);padding-top:25px;max-width:850px}.week-context h2{font:25px var(--serif);margin-bottom:13px}.week-context p,.week-context li{font-size:13px;line-height:1.7;color:var(--muted)}.week-context details{border-top:1px solid var(--line);padding:15px 0}.week-context summary{cursor:pointer;font-size:13px;font-weight:600}.week-context ul{padding-left:21px}.week-context li{margin:10px 0}.week-context a{text-decoration:underline;text-underline-offset:3px}.week-context details p{margin-top:12px}