:root{--paper:#f8f5ed;--ink:#232f3d;--muted:#646a70;--line:#dcdacf;--orange:#a44126;--soft:#eae6da;--sage:#e4eadc}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.6 'Segoe UI',Arial,sans-serif}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:1px solid #c2c3b8;background:transparent;color:var(--ink);border-radius:5px;padding:10px 15px;font-weight:600;font-size:13px}button:hover{background:var(--soft)}a{color:var(--orange);text-underline-offset:4px}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #b4772e;outline-offset:4px}.primary{background:var(--ink);border-color:var(--ink);color:white}.primary:hover{background:#3a4859}.skip{position:absolute;top:-80px;background:white;padding:10px;z-index:10}.skip:focus{top:10px}header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:23px 5%;border-bottom:1px solid var(--line);background:#faf8f2}.brand{display:flex;align-items:center;gap:13px;color:var(--ink);text-decoration:none;font-size:13px;letter-spacing:1.5px;font-weight:750}.seal{width:46px;height:46px;display:grid;place-items:center;border:1px solid #8f9b9e;border-radius:50%;font:italic 37px Georgia,serif;letter-spacing:-4px;padding-right:5px}.brand small{display:block;font-size:8px;font-weight:500;letter-spacing:1.7px;margin-top:4px}nav{display:flex;gap:28px}nav a{text-decoration:none;color:var(--ink);font-size:13px}nav a.active{color:var(--orange);text-decoration:underline}#note-count{background:var(--soft);border-radius:20px;padding:2px 7px;font-size:10px;margin-left:4px}main{max-width:1440px;margin:auto;padding:0 5%;min-height:72vh}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:10px;font-weight:750;color:var(--orange);margin:0 0 18px}h1,h2,h3{line-height:1.15}h1{font:400 clamp(48px,5.6vw,78px)/1.06 Georgia,serif;letter-spacing:-2.5px;margin:0 0 22px}h1 em{color:var(--orange);font-weight:400}h2{font:400 35px/1.2 Georgia,serif;letter-spacing:-.6px}h3{font:400 26px/1.2 Georgia,serif;margin:0 0 15px}.intro{font-size:17px;color:var(--muted);line-height:1.8;max-width:620px}.hero{display:grid;grid-template-columns:1.25fr .75fr;gap:70px;align-items:center;padding:55px 0 45px}.hero p.intro{max-width:560px}.hero-graphic{position:relative;min-height:300px;display:grid;place-items:center}.rings{width:275px;height:275px;border:1px solid #b1b2a2;border-radius:50%;position:relative;display:grid;place-items:center}.rings:before,.rings:after{content:'';position:absolute;border:1px solid #b1b2a2;border-radius:50%;width:210px;height:210px}.rings:after{width:140px;height:140px}.rings span{font:italic 92px Georgia,serif;color:var(--orange);z-index:1}.orbit-label{position:absolute;font-size:9px;letter-spacing:1.5px;background:var(--paper);padding:5px 10px}.one{top:14px;left:15%}.two{bottom:34px;right:0}.three{top:120px;right:0}.hero-num{position:absolute;bottom:0;left:5%;font:50px Georgia,serif}.hero-num small{display:block;font:9px 'Segoe UI',sans-serif;letter-spacing:1.3px}.steps{display:flex;gap:12px;margin-top:22px;font-size:11px;letter-spacing:.7px}.steps b{color:var(--orange);margin-right:3px}.context-bar{padding:18px 22px;background:var(--sage);border-left:3px solid #8b9b7a;font-size:13px;line-height:1.8;margin-bottom:36px}.context-bar b{font-weight:700}.library{display:grid;grid-template-columns:195px minmax(0,1fr);gap:40px;padding:0 0 60px}.filters{align-self:start;position:sticky;top:20px}.filters h2{font:12px 'Segoe UI',sans-serif;letter-spacing:1.2px;text-transform:uppercase;margin:0 0 16px}.filter-buttons{display:grid;gap:5px}.filter-buttons button{text-align:left;border:0;padding:9px 12px;font-weight:450}.filter-buttons button.active{background:var(--ink);color:white}.filter-buttons button span{float:right;opacity:.7;font-size:11px}.filters label{font-size:11px;display:block;margin-top:25px}.filters select{width:100%;padding:9px 5px;margin-top:7px;border:1px solid #c2c3b8;background:var(--paper);border-radius:4px;font-size:11px;color:var(--ink)}.filters .small{border-top:1px solid var(--line);padding-top:18px;margin-top:25px}.small{font-size:12px;line-height:1.8;color:var(--muted)}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}.toolbar h2{font:25px Georgia,serif;margin:0}.search{position:relative;max-width:300px;width:50%}.search input{width:100%;border:1px solid #bdbfb5;border-radius:4px;padding:11px 13px;background:#fffdf8;font-size:12px;color:var(--ink)}.result-count{font:10px 'Segoe UI',sans-serif;color:var(--muted);display:block;margin-top:7px;letter-spacing:.8px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.card{display:flex;flex-direction:column;border:1px solid var(--line);background:#fffdf8;border-radius:7px;overflow:hidden;transition:transform .18s,box-shadow .18s}.card:hover{transform:translateY(-3px);box-shadow:0 7px 20px #232f3d0b}.card-art{background:var(--soft);height:126px;display:flex;align-items:center;justify-content:space-between;padding:20px;position:relative;border-bottom:1px solid var(--line);overflow:hidden}.card-art:after{content:'';width:125px;height:125px;position:absolute;right:-30px;bottom:-65px;border:1px solid #859081;border-radius:50%;box-shadow:0 0 0 15px #ffffff18,0 0 0 30px #ffffff20}.monogram{font:italic 53px Georgia,serif;letter-spacing:-4px}.card-num{font-size:10px;align-self:flex-start;letter-spacing:1px}.card:nth-child(4n+2) .card-art{background:#e1e6df}.card:nth-child(4n+3) .card-art{background:#eaddd1}.card:nth-child(4n) .card-art{background:#e1e4e8}.card-content{padding:20px;display:flex;flex-direction:column;flex:1}.type{font-size:8px;letter-spacing:1px;text-transform:uppercase;color:var(--muted);margin:0 0 9px}.card h3{font-size:24px;letter-spacing:-.4px;margin:0 0 4px}.card h3 a{color:var(--ink);text-decoration:none}.dates{font-size:10px;color:var(--muted);margin:0 0 13px}.hook{font-size:13px;line-height:1.7;flex:1;margin:0 0 17px}.tags{display:flex;gap:5px;flex-wrap:wrap}.tag{font-size:9px;border:1px solid #d5d5c8;padding:3px 7px;border-radius:3px;background:#fafaf4}.card-actions{display:flex;justify-content:space-between;gap:7px;align-items:center;border-top:1px solid var(--line);margin-top:20px;padding-top:13px}.card-actions a{font-weight:650;font-size:11px;color:var(--orange);text-decoration:none}.card-actions button{padding:5px 8px;font-size:11px}.saved{color:var(--orange);background:#f1e5da}.empty{padding:45px;border:1px dashed var(--line);grid-column:1/-1}.page-top{padding:32px 0 15px;display:flex;justify-content:space-between;gap:15px;font-size:12px;align-items:center}.reading-layout{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:65px;align-items:start}.reading{padding:20px 0 60px}.reading h1{font-size:62px;margin-bottom:15px}.reading .hookline{font:italic 27px/1.5 Georgia,serif;color:var(--orange);margin:25px 0}.reading-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--muted)}.reading .tags{margin-top:20px}.reading-section{margin:35px 0}.reading-section h2{font-size:26px;margin:0 0 13px}.reading-section p{font-size:16px;line-height:1.95;margin:0;max-width:70ch}.number{font:10px 'Segoe UI',sans-serif;color:var(--orange);letter-spacing:1px;display:block;margin-bottom:9px}.complexity{border-left:3px solid #ac6f46;background:#f0e9de;padding:23px}.example{background:var(--sage);padding:25px;border-radius:6px}.example .eyebrow{color:#4c6448}.example p{font-size:15px}.source-list{font-size:12px;line-height:1.9;padding-left:20px}.source-list li{margin:12px 0}.source-list a{overflow-wrap:anywhere}.research-sidebar{position:sticky;top:20px;padding-top:20px}.side-box{padding:23px;background:white;border:1px solid var(--line);border-radius:6px;margin-bottom:20px}.side-box h2{font:23px Georgia,serif;margin:0 0 15px}.side-box p,.side-box li{font-size:13px;line-height:1.8}.vocab{margin:0}.vocab dt{font-weight:700;font-size:12px;margin-top:15px}.vocab dd{font-size:12px;line-height:1.8;margin:3px 0;color:var(--muted)}.side-box button{width:100%;margin-top:10px}.question-box{border-top:1px solid var(--line);padding:30px 0}.question-box ol{padding-left:22px;font-size:15px;line-height:1.9}.notebook-heading{padding:50px 0 20px;display:flex;align-items:start;justify-content:space-between;gap:20px}.notebook-heading h1{font-size:56px}.actions{display:flex;gap:8px;flex-wrap:wrap}.notice{font-size:12px;padding:15px 20px;background:var(--sage);margin:15px 0 30px;line-height:1.8}.note-grid{display:grid;grid-template-columns:220px minmax(0,1fr);gap:40px;margin-bottom:60px}.note-nav{display:grid;gap:8px;align-content:start}.note-nav button{text-align:left}.note-nav button.active{background:var(--ink);color:white}.note-sheet{padding:30px;background:white;border:1px solid var(--line);border-radius:6px}.note-sheet h2{margin-top:0}.note-sheet label{display:block;font-size:14px;font-weight:650;margin:25px 0 5px}.note-sheet label small{display:block;font-size:12px;font-weight:400;color:var(--muted);margin:5px 0 9px}.note-sheet textarea{display:block;width:100%;min-height:100px;resize:vertical;border:1px solid #bdc2b9;border-radius:5px;padding:12px;color:var(--ink);line-height:1.8;background:#fdfcf7}.note-sheet .questions-status{font-size:12px;color:var(--muted)}.prose{max-width:830px;margin:auto;padding:45px 0 65px}.prose h1{font-size:59px}.prose h2{font-size:30px;margin-top:40px}.prose p,.prose li{line-height:1.95}.big-ideas{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin:25px 0}.big-ideas div{background:#eae8df;padding:20px;border-radius:5px}.big-ideas h3{font-size:22px;margin-bottom:7px}.big-ideas p{font-size:13px;margin:0}.compare-scroll{overflow:auto}.comparison{width:100%;border-collapse:collapse;margin-bottom:50px;font-size:14px}.comparison th,.comparison td{border:1px solid var(--line);padding:20px;vertical-align:top;width:40%;min-width:210px}.comparison th:first-child,.comparison td:first-child{width:20%;min-width:110px}.comparison th{background:var(--soft);text-align:left}.comparison p{margin:0;line-height:1.8}.comparison h2{font-size:25px}.compare-picker{display:flex;gap:15px;margin-bottom:30px;flex-wrap:wrap}.compare-picker label{font-size:12px}.compare-picker select{display:block;margin-top:5px;padding:10px;border:1px solid #bdc2b9;background:white;border-radius:4px;max-width:100%;color:var(--ink)}footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;padding:28px 5%;border-top:1px solid var(--line);font-size:10px;color:var(--muted)}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;padding:14px 22px;border-radius:6px;max-width:90vw;font-size:13px;z-index:20;box-shadow:0 4px 20px #0002}#toast:empty{display:none}summary{cursor:pointer}details{font-size:12px}details p{font-size:12px}[hidden]{display:none!important}@media(max-width:1100px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.reading-layout{grid-template-columns:minmax(0,1fr) 255px;gap:30px}.hero{gap:25px}}@media(max-width:760px){header{align-items:flex-start;flex-direction:column;padding:18px 5%;gap:18px}nav{gap:24px}.hero{grid-template-columns:1fr;padding-top:35px}.hero-graphic{display:none}.library{grid-template-columns:1fr;gap:22px}.filters{position:static}.filter-buttons{display:flex;flex-wrap:wrap;gap:5px}.filter-buttons button{font-size:12px;border:1px solid var(--line);padding:6px 10px}.filter-buttons button span{margin-left:7px}.filters h2,.filters .small{display:none}.filters label{margin-top:14px}.filters select{max-width:300px}.reading-layout{grid-template-columns:1fr;gap:0}.research-sidebar{position:static;padding:0}.reading{padding-bottom:0}.reading h1{font-size:46px}.reading .hookline{font-size:24px}.notebook-heading{flex-direction:column;padding-top:35px}.note-grid{grid-template-columns:1fr;gap:20px}.note-nav{display:flex;flex-wrap:wrap}.note-sheet{padding:20px}.notebook-heading h1,.prose h1{font-size:45px}.page-top{align-items:start}.toolbar{gap:10px}.search{width:55%}.toolbar h2{font-size:22px}.big-ideas{grid-template-columns:1fr}}@media(max-width:420px){.cards{grid-template-columns:1fr}.card-art{height:110px}.hero h1{font-size:49px}.steps{font-size:10px;gap:8px}.toolbar{align-items:start;flex-direction:column}.search{width:100%;max-width:none}.card-content{padding:19px}.context-bar{padding:15px}.reading-meta{gap:5px}.reading-section p{font-size:15px}}@media print{@page{size:A4;margin:16mm}header,footer,.page-top,.research-sidebar,.note-nav,.actions,.notice,#toast,.no-print{display:none!important}body{background:white;color:black}main{padding:0;max-width:none}.reading-layout,.note-grid{display:block}.reading{padding:0}.reading h1,.notebook-heading h1{font-size:35px}.reading-section p{font-size:12px;line-height:1.6}.reading-section{margin:20px 0}.example,.complexity{break-inside:avoid;print-color-adjust:exact}.note-sheet{border:0;padding:0}.notebook-heading{padding:0}.note-sheet textarea{border:0;border-bottom:1px solid #ddd;min-height:80px;overflow:visible;resize:none;background:white;padding:5px 0;white-space:pre-wrap;font-size:12px}.note-sheet label{break-inside:avoid}.reading .hookline{font-size:23px}.source-list{font-size:10px}.comparison{font-size:11px}.comparison td,.comparison th{padding:10px;min-width:0}}
/* Reading and notebook print views keep full text visible across pages. */
.print-answer{display:none}@media print{.note-sheet textarea{display:none}.print-answer{display:block;white-space:pre-wrap;font-size:12px;line-height:1.7;font-weight:400;margin:6px 0 18px;overflow-wrap:anywhere}.note-sheet label{break-inside:auto}.no-print{display:none!important}}
.button{display:inline-block;text-decoration:none;border:1px solid #c2c3b8;border-radius:5px;padding:10px 15px;font-size:13px;font-weight:600;color:var(--ink)}.button.primary{color:white;border-color:var(--ink)}header{gap:15px}nav{gap:17px;flex-wrap:wrap}nav a{font-size:12px}.brand{font-size:11px;white-space:nowrap}.unit-hero{grid-template-columns:1.3fr .7fr}.unit-hero h1{font-size:clamp(45px,5.2vw,73px)}.unit-poster{background:#e3e8dc;padding:32px 30px;transform:rotate(3deg);border:1px solid #c3cbb7;border-radius:6px;box-shadow:10px 12px 0 #e6e2d8}.unit-poster span{font-size:9px;letter-spacing:2px}.unit-poster b{display:block;font:42px/1.13 Georgia,serif;margin:25px 0}.unit-poster em{color:var(--orange)}.unit-path{display:flex;align-items:center;gap:20px;padding:20px;border-block:1px solid var(--line);margin-bottom:45px}.unit-path div{flex:1}.unit-path small{display:block;font-size:9px;letter-spacing:1px;color:var(--muted);margin-bottom:5px}.unit-path b{font:20px/1.4 Georgia,serif}.unit-path .current b{color:var(--orange)}.unit-sections{margin-bottom:40px}.section-heading h2{margin:0 0 10px}.section-heading>p:last-child{color:var(--muted);font-size:14px}.lesson-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:25px 0}.lesson-card{border:1px solid var(--line);background:#fffdf8;border-radius:6px;padding:25px;color:var(--ink);text-decoration:none;display:flex;flex-direction:column}.lesson-card:hover{background:#eeeee3}.lesson-card .eyebrow{display:block;margin-bottom:15px}.lesson-card h3{font-size:26px}.lesson-card p{font-size:14px;line-height:1.8;flex:1}.lesson-card .go{font-size:11px;color:var(--orange);font-weight:650}.prose.wide{max-width:1000px}.quote-box{border-left:3px solid var(--orange);background:#efe9de;padding:25px;margin:30px 0}.quote-box blockquote{font:italic 26px/1.5 Georgia,serif;margin:15px 0}.causes{display:flex;gap:10px;align-items:center;flex-wrap:wrap;background:var(--sage);padding:20px;font-size:12px}.causes span{flex:1;min-width:115px}.term-list dt{font-weight:700;margin-top:20px}.term-list dd{margin:5px 0 20px;color:var(--muted);line-height:1.9}.unit-note-index{padding-top:30px;margin-bottom:20px;border-bottom:1px solid var(--line);padding-bottom:25px}.unit-note-index h2{font-size:27px;margin:0 0 8px}.unit-note-links{display:flex;flex-wrap:wrap;gap:8px}.unit-note-links a{display:inline-block;border:1px solid var(--line);padding:7px 10px;background:#fffdf8;border-radius:4px;font-size:12px;text-decoration:none}.core-banner{padding:25px;background:#e9ede2;border-radius:6px;margin:0 0 30px}.core-banner h2{font-size:28px;margin:0 0 18px}@media(max-width:1100px){header{align-items:flex-start;flex-direction:column}.unit-poster b{font-size:35px}}@media(max-width:760px){.unit-hero{grid-template-columns:1fr}.unit-poster{display:none}.unit-path{flex-direction:column;align-items:stretch;gap:12px}.unit-path>span{display:none}.unit-path div{padding:8px}.unit-path .current{background:#e9ede2;border-radius:4px}.lesson-grid{grid-template-columns:1fr}nav{gap:12px}.brand{white-space:normal}.quote-box{padding:18px}.quote-box blockquote{font-size:22px}}@media print{.unit-path,.unit-poster{display:none}.prose{padding:0}.prose h1{font-size:32px}.prose p,.prose li{font-size:12px;line-height:1.7}.quote-box{break-inside:avoid}.unit-note-links a{color:black}.lesson-card{break-inside:avoid}.unit-note-index{display:none}}
.plain-summary{background:#e4eadc;border-left:3px solid #7f926d;padding:20px 24px;margin:24px 0}.plain-summary .eyebrow{margin:0 0 10px}.plain-summary>p:last-child{margin:0;font-size:17px;line-height:1.8}.word-help,.evidence-guide{border:1px solid var(--line);border-radius:5px;padding:15px 18px;background:#fffdf8;margin:20px 0}.word-help summary,.evidence-guide summary{font-weight:650;font-size:13px}.word-help dl{margin-top:15px}.word-help dt{font-weight:650;font-size:13px;margin:14px 0 3px}.word-help dd{margin:0;font-size:13px;line-height:1.8;color:var(--muted)}.evidence-guide p,.evidence-guide li{font-size:13px;line-height:1.9}.evidence-guide a{overflow-wrap:anywhere}.review-entry{border-top:1px solid var(--line);padding:22px 0 10px}.review-entry h3{font-size:25px}.review-entry p,.review-entry li{font-size:13px;line-height:1.9}.review-entry a{overflow-wrap:anywhere}@media print{.word-help{display:none}.plain-summary{break-inside:avoid;print-color-adjust:exact}.plain-summary>p:last-child{font-size:12px}.evidence-guide{border:0;padding:0}.evidence-guide summary{display:none}.evidence-guide>*:not(summary){display:block}.review-entry{break-inside:avoid}}