@layer base{:root{color-scheme:light;--paper:#fafaf8;--surface:#f0f1ed;--ink:#252824;--secondary:#61665e;--muted:#767c72;--line:#dedfd8;--accent:#647a5c;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;font-family:var(--font);color:var(--ink);background:var(--paper);font-synthesis:none;-webkit-font-smoothing:antialiased}*,:before,:after{box-sizing:border-box}html{scroll-padding-top:2rem}body{margin:0;font-size:16px;line-height:1.7}h1,h2,h3,h4,h5,p,blockquote,dl,dd,ol,ul{margin:0}h1,h2,h3,h4,h5{text-wrap:balance;font-weight:500}h1{letter-spacing:-.052em;line-height:1.08}h2{letter-spacing:-.035em;font-size:32px;line-height:1.22}h3{letter-spacing:-.018em;font-size:19px;line-height:1.4}h4,h5{font-size:16px;font-weight:600;line-height:1.5}a{color:inherit;text-underline-offset:.22em;text-decoration-thickness:1px}a,summary,button,input{-webkit-tap-highlight-color:transparent}button,input{font:inherit}a:focus-visible,summary:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:5px;border-radius:2px}a:hover{text-decoration-color:var(--secondary)}::selection{color:#252824;background:#dce5d7}section[id]{scroll-margin-top:2rem}p,li,dd{overflow-wrap:break-word}}@layer layout{.site-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:24px;max-width:1440px;margin:0 auto;padding:28px 48px;display:flex}.site-footer{border-top:1px solid var(--line);max-width:1344px;color:var(--secondary);justify-content:space-between;gap:24px;margin:0 auto;padding:28px 0 34px;font-size:12px;display:flex}.home-main,.lesson-main{max-width:1248px;margin:0 auto;padding:0 48px}.home-hero{padding:96px 0 84px}.home-hero h1{max-width:1000px;margin-top:28px;font-size:clamp(48px,5.8vw,80px)}.home-hero .hero-description{max-width:690px;margin-top:30px}.home-hero .button-primary{margin-top:30px}.lesson-library{border-top:1px solid var(--line);padding:50px 0 68px}.approach-section{border-top:1px solid var(--line);padding:64px 0 80px}.approach-grid{grid-template-columns:repeat(3,1fr);gap:48px;margin-top:40px;display:grid}.philosophy-note{background:var(--surface);border-radius:4px;margin-bottom:96px;padding:52px 48px}.breadcrumb{color:var(--secondary);flex-wrap:wrap;align-items:center;gap:12px;padding-top:30px;font-size:13px;display:flex}.breadcrumb a{text-decoration:none}.breadcrumb a:hover{text-decoration:underline}.lesson-hero{padding:48px 0 56px}.lesson-hero h1{max-width:940px;margin:24px 0;font-size:clamp(40px,4.7vw,64px)}.lesson-hero .hero-description{max-width:660px}.document-layout{border-top:1px solid var(--line);grid-template-columns:208px minmax(0,1fr);align-items:start;column-gap:72px;display:grid}.page-nav{padding-top:44px;padding-bottom:44px;position:sticky;top:36px}.lesson-document{min-width:0;max-width:74ch}.document-section{border-bottom:1px solid var(--line);padding:46px 0 52px}.document-section:last-child{border-bottom:0}.document-section>h2{margin:12px 0 20px}.document-section>h3{margin:30px 0 12px}.document-section>p+p{margin-top:16px}.wrap-up-section{padding-bottom:80px}.not-found{max-width:1100px;min-height:70vh;margin:auto;padding:100px 48px}.not-found h1{margin:24px 0;font-size:clamp(40px,5vw,64px)}.not-found p:not(.eyebrow){max-width:540px;color:var(--secondary);margin-bottom:28px}}@layer components{.skip-link{z-index:20;background:var(--ink);color:#fff;border-radius:4px;padding:10px 20px;position:fixed;top:12px;left:12px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.wordmark{letter-spacing:-.02em;align-items:center;gap:12px;font-size:15px;font-weight:600;text-decoration:none;display:inline-flex}.brand-icon{flex:none}.wordmark-detail{color:var(--secondary);margin-left:8px;font-weight:400}.header-caption{color:var(--secondary);font-size:12px}.sr-only{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.reader-controls{flex-shrink:0;align-items:center;gap:12px;display:flex;position:relative}.role-switch{border:1px solid var(--line);background:var(--surface);border-radius:7px;gap:3px;min-width:0;margin:0;padding:3px;display:flex}.role-switch label{cursor:pointer;position:relative}.role-switch input{opacity:0;width:1px;height:1px;margin:0;position:absolute}.role-switch label>span{text-align:center;min-width:66px;color:var(--secondary);border-radius:4px;padding:5px 10px;font-size:12px;line-height:1.6;display:block}.role-switch input:focus-visible+span{outline:2px solid var(--accent);outline-offset:3px}.copy-link{border:1px solid var(--line);color:var(--ink);cursor:pointer;white-space:nowrap;background:0 0;border-radius:6px;justify-content:center;align-items:center;gap:8px;min-width:152px;padding:10px 12px;font-size:12px;line-height:1.6;display:inline-flex}.copy-link:hover{background:var(--surface)}.copy-link:disabled{cursor:default;opacity:.65}.copy-fallback{z-index:10;border:1px solid var(--line);background:#fff;border-radius:6px;width:min(380px,100vw - 48px);padding:18px;position:absolute;top:calc(100% + 12px);right:0;box-shadow:0 8px 25px #25282412}.copy-fallback label{font-size:12px;font-weight:600}.copy-fallback input{border:1px solid var(--line);background:var(--paper);width:100%;color:var(--ink);border-radius:3px;margin:8px 0;padding:8px;font-size:12px}.copy-fallback p{color:var(--secondary);font-size:11px}.no-script-note{max-width:1248px;color:var(--secondary);margin:16px auto;padding:0 48px;font-size:12px}.eyebrow,.section-kicker{letter-spacing:.085em;text-transform:uppercase;color:var(--secondary);font-size:11px;font-weight:500;line-height:1.6}.status-dot{background:var(--accent);border-radius:50%;width:6px;height:6px;margin:0 9px 2px 0;display:inline-block}.muted-word{color:var(--muted)}.hero-description{color:var(--secondary);letter-spacing:-.012em;font-size:18px;line-height:1.65}.button-primary{border:1px solid var(--ink);background:var(--ink);color:#fff;border-radius:6px;align-items:center;gap:30px;padding:12px 20px;font-size:14px;line-height:1.5;text-decoration:none;transition:background .18s;display:inline-flex}.button-primary:hover{background:#454b41}.hero-footnote,.lesson-meta{color:var(--secondary);flex-wrap:wrap;gap:0;font-size:12px;display:flex}.hero-footnote{margin-top:42px}.hero-footnote>span+span:before,.lesson-meta>span+span:before{content:"·";color:var(--muted);margin:0 14px}.role-view-label{color:var(--ink);font-weight:600}.section-heading{justify-content:space-between;align-items:end;gap:24px;display:flex}.section-heading h2{margin-top:10px;font-size:28px}.quiet-count{color:var(--secondary);white-space:nowrap;padding-bottom:3px;font-size:12px}.lesson-list{margin-top:30px}.lesson-card{border:1px solid var(--line);background:#fff;border-radius:6px;gap:32px;padding:34px;text-decoration:none;transition:border-color .18s,background .18s;display:flex;position:relative}.lesson-card:hover{background:#f4f5ef;border-color:#a8b0a0}.lesson-card-index{letter-spacing:-.05em;color:#848b7e;min-width:48px;padding-top:3px;font-size:34px;line-height:1}.lesson-card-body{max-width:680px;padding-right:36px}.lesson-card h3{letter-spacing:-.03em;margin:12px 0;font-size:27px;line-height:1.25}.lesson-card-body>p:not(.eyebrow){color:var(--secondary);font-size:15px}.metadata-divider{color:#9b9f96;margin:0 9px}.lesson-card-roles{color:var(--secondary);flex-wrap:wrap;align-items:center;gap:10px;margin-top:24px;font-size:12px;display:flex}.card-arrow{font-size:24px;line-height:1;position:absolute;top:34px;right:34px}.step-number{letter-spacing:.04em;color:var(--secondary);font-variant-numeric:tabular-nums;font-size:11px;font-weight:500}.approach-item h3{margin:18px 0 12px}.approach-item p{color:var(--secondary);font-size:15px}.philosophy-note>p{letter-spacing:-.035em;margin:22px 0;font-size:clamp(26px,3vw,36px);line-height:1.3}.note-caption{color:var(--secondary);font-size:12px}.lesson-meta{margin-top:24px}.page-nav ol{margin:20px 0 0;padding:0;list-style:none}.page-nav li+li{margin-top:3px}.page-nav a{color:var(--secondary);align-items:baseline;gap:12px;padding:7px 0;font-size:12px;line-height:1.5;text-decoration:none;display:flex}.page-nav a:hover{color:var(--ink);text-decoration:underline}.page-nav .teacher-nav-link,.page-nav .role-nav-link{border-top:1px solid var(--line);justify-content:space-between;margin-top:20px;padding-top:20px}.nav-index{color:var(--secondary);font-size:10px}.nav-note{color:var(--secondary);border-top:1px solid var(--line);margin-top:32px;padding-top:20px;font-size:11px}.section-lead{color:#50574d}.schedule{grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;margin-top:20px;padding:0;list-style:none;display:grid}.schedule li{border-top:1px solid #c7cbc1;padding-top:12px}.schedule-meta{color:var(--secondary);justify-content:space-between;gap:6px;font-size:10px;display:flex}.schedule-label{margin:12px 0 7px;font-size:12px;font-weight:600;line-height:1.5;display:block}.schedule p{color:var(--secondary);font-size:11px;line-height:1.6}.small-note{color:var(--secondary);font-size:12px;line-height:1.7}.schedule+.small-note{margin-top:20px}.focus-line{border-top:1px solid var(--line);margin-top:28px;padding-top:20px}.focus-line ul{color:var(--secondary);flex-wrap:wrap;gap:6px 18px;margin-top:8px;padding:0;font-size:12px;list-style:none;display:flex}.overview-list{margin-top:28px}.overview-list>div{border-top:1px solid var(--line);padding:20px 0}.overview-list>div:last-child{padding-bottom:0}.overview-list dt{text-transform:uppercase;letter-spacing:.06em;color:var(--secondary);margin-bottom:6px;font-size:11px}.overview-list dd{font-size:15px}.role-pair{grid-template-columns:1fr 1fr;gap:24px;display:grid}.meeting-roles{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:26px 0;padding:20px 0}.meeting-roles dt{color:var(--secondary);letter-spacing:.06em;text-transform:uppercase;font-size:11px}.meeting-roles dd{margin-top:5px;font-size:16px;font-weight:500}.meeting-objective{margin-bottom:28px}.meeting-objective p{letter-spacing:-.015em;margin-top:8px;font-size:18px;line-height:1.6}.supporting-details{border-top:1px solid var(--line);font-size:14px}.supporting-details>summary{cursor:pointer;color:var(--secondary);justify-content:space-between;align-items:center;gap:18px;padding:17px 0;font-size:13px;list-style:none;display:flex}.supporting-details>summary::-webkit-details-marker{display:none}.supporting-details>summary:hover{color:var(--ink)}details[open]>summary .disclosure-symbol:after{display:none}.detail-content{padding:8px 0 24px}.detail-content h3{margin:24px 0 12px;font-size:17px}.detail-content p+p{margin-top:12px}.detail-content .schedule+.small-note{margin-top:18px}.lesson-format{margin-top:16px}.core-content{margin-top:30px}.core-content>h3{margin:28px 0 12px}.core-content>h3:first-child{margin-top:0}.phrase-section{border-top:1px solid var(--line);margin-top:40px;padding-top:32px}.phrase-section>h3{margin:8px 0 12px;font-size:25px}.phrase-section>p:not(.eyebrow){color:var(--secondary);font-size:14px}.phrase-section>.small-note{margin-top:8px}.phrase-list{margin-top:24px}.phrase-item{border-top:1px solid var(--line);padding:22px 0 16px}.phrase-item>h4{letter-spacing:.055em;text-transform:uppercase;color:var(--secondary);font-size:11px;font-weight:500}.practice-phrase{letter-spacing:-.015em;margin:10px 0;font-size:19px;line-height:1.55}.phrase-purpose{color:var(--secondary);font-size:13px;line-height:1.65}.phrase-alternatives{border:0;margin-top:6px}.phrase-alternatives>summary{padding:10px 0;font-size:12px}.phrase-alternatives .detail-content{padding:4px 0 12px}.alternative-list{border-left:2px solid var(--line);padding:0 0 0 16px;list-style:none}.alternative-list li+li{margin-top:16px}.alternative-list li>p:first-child{font-size:15px}.alternative-list .small-note{margin-top:5px}.teacher-section{margin-top:30px}.teacher-supplement{margin-top:26px}.guide-shortcuts{flex-wrap:wrap;gap:12px 24px;margin-top:18px;font-size:12px;display:flex}.lesson-end{padding:18px 0 56px}#review>.supporting-details,#summary>.supporting-details{margin-top:24px}.role-card{border:1px solid var(--line);background:#fff;border-radius:5px;padding:28px}.role-card h3{margin:8px 0 14px;font-size:23px}.role-card p{font-size:15px}.prose-list{padding-left:21px}.prose-list li{padding-left:5px}.prose-list li+li{margin-top:10px}.prose-list li::marker{color:var(--secondary);font-size:.85em}.goal-list{padding-left:28px;list-style:decimal-leading-zero}.callout{background:var(--surface);border-left:2px solid #a3b199;margin-top:26px;padding:18px 22px;font-size:14px;line-height:1.75}.disclosure-symbol{flex-shrink:0;width:18px;height:18px;position:relative}.disclosure-symbol:before,.disclosure-symbol:after{content:"";background:var(--ink);position:absolute}.disclosure-symbol:before{width:14px;height:1px;top:8px;left:2px}.disclosure-symbol:after{width:1px;height:14px;top:2px;left:8px}.teacher-content{font-size:15px}.teacher-content h3{margin-top:32px;margin-bottom:14px;font-size:21px}.teacher-content h4{margin-top:26px;margin-bottom:10px}.teacher-content h5{margin-bottom:6px;font-size:14px}.teacher-role{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:20px;padding:24px 0}.teacher-role p{margin-top:10px}.teacher-content .teacher-role h3{margin:8px 0 14px;font-size:23px}.principles{border-left:2px solid var(--line);padding-left:18px}.principles p+p{margin-top:12px}.stacked-notes>div{margin:18px 0}.stacked-notes h4{margin:0 0 6px;font-size:14px}.information-cards{gap:16px;margin-top:20px;display:grid}.information-card{border:1px solid var(--line);border-radius:4px;padding:20px}.information-title{align-items:baseline;gap:12px;display:flex}.information-title h4{margin:0;font-size:15px}.reveal-cue{color:var(--secondary);border-bottom:1px solid var(--line);margin:12px 0;padding-bottom:12px;font-size:12px}.reveal-cue span{text-transform:uppercase;letter-spacing:.06em;margin-bottom:3px;font-size:10px;display:block}.teacher-divider{background:var(--line);height:1px;margin:36px 0}.teacher-content .guide-heading{margin-top:8px;font-size:27px}blockquote{background:var(--surface);border-radius:3px;margin:12px 0;padding:18px 20px}.print-hint{margin-top:16px}.observation-list{border-top:1px solid var(--line)}.observation-list>div{border-bottom:1px solid var(--line);grid-template-columns:148px minmax(0,1fr);gap:24px;padding:16px 0;font-size:13px;display:grid}.observation-list dt{font-weight:500}.observation-list dd{color:var(--secondary)}.summary-framework{margin-top:28px;padding:0;list-style:none}.summary-framework li{border-top:1px solid var(--line);align-items:baseline;gap:20px;padding:18px 0;display:flex}.summary-framework li:last-child{border-bottom:1px solid var(--line)}.summary-framework h3{margin-bottom:4px;font-size:16px}.summary-framework p{color:var(--secondary);font-size:14px}.text-link{gap:20px;margin-top:28px;font-size:13px;display:inline-flex}}@layer responsive{@media (width>=1500px){.site-header{border-left:1px solid var(--line);border-right:1px solid var(--line)}}@media (width<=1440px){.site-footer{margin:0 48px}}@media (width<=1000px){.site-header .wordmark-detail{display:none}.document-layout{grid-template-columns:180px minmax(0,1fr);column-gap:36px}.schedule{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:24px}.approach-grid{gap:28px}.header-caption{display:none}}@media (width<=760px){.site-header{padding:22px 24px}.wordmark{gap:10px;font-size:14px}.wordmark-detail{margin-left:3px;font-size:12px}.site-footer{margin:0 24px;padding-top:22px;font-size:11px}.home-main,.lesson-main{padding:0 24px}.home-hero{padding:64px 0 56px}.home-hero h1{margin-top:24px;font-size:clamp(42px,7.9vw,60px)}.home-hero .hero-description{margin-top:24px}.hero-description{font-size:16px}.desktop-break{display:none}.lesson-library{padding:36px 0 48px}.section-heading h2{font-size:24px}.lesson-card{gap:18px;padding:26px}.lesson-card-index{min-width:30px;font-size:26px}.lesson-card h3{font-size:23px}.lesson-card-body{padding-right:12px}.card-arrow{font-size:21px;top:26px;right:20px}.approach-section{padding:44px 0 48px}.approach-grid{grid-template-columns:1fr;gap:28px;margin-top:28px}.approach-item{border-top:1px solid var(--line);padding-top:20px}.approach-item h3{margin-top:10px}.philosophy-note{margin-bottom:48px;padding:30px 26px}.lesson-hero{padding:36px 0}.lesson-hero h1{letter-spacing:-.045em;font-size:clamp(36px,6.2vw,46px)}.document-layout{display:block}.page-nav{border-bottom:1px solid var(--line);padding:26px 0;position:static}.page-nav ol{flex-wrap:wrap;gap:2px 24px;margin-top:12px;display:flex}.page-nav li+li{margin:0}.page-nav .teacher-nav-link,.page-nav .role-nav-link{max-width:145px;margin-top:10px;padding-top:12px}.nav-note{display:none}.document-section{padding:36px 0 40px}h2{font-size:28px}.schedule{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.observation-list>div{grid-template-columns:125px minmax(0,1fr);gap:16px}.wrap-up-section{padding-bottom:56px}.not-found{padding:64px 24px}}@media (width<=600px){.site-header{flex-wrap:wrap;gap:16px}.reader-controls{justify-content:space-between;gap:12px;width:100%}.role-switch,.role-switch label{flex:1}.role-switch label>span{min-width:0;padding:5px 9px}.copy-link{min-width:148px;padding:10px}.no-script-note{padding:0 24px}}@media (width<=420px){.wordmark-detail{display:none}.home-hero h1{font-size:43px}.home-hero>.eyebrow{letter-spacing:.06em;font-size:10px}.hero-footnote{font-size:11px}.hero-footnote>span+span:before,.lesson-meta>span+span:before{margin:0 8px}.lesson-card{gap:14px;padding:22px}.lesson-card-index{min-width:24px;font-size:22px}.lesson-card h3{font-size:22px}.lesson-card-body .eyebrow{font-size:9px}.lesson-card-body .metadata-divider{margin:0 4px}.card-arrow{top:22px;right:14px}.lesson-card-body>p:not(.eyebrow){font-size:14px}.lesson-card-roles{gap:6px;font-size:10px}.lesson-hero h1{font-size:36px}.lesson-meta{font-size:10px}.schedule{grid-template-columns:repeat(2,minmax(0,1fr))}.schedule p{font-size:12px}.role-card{padding:22px}.information-card{padding:16px}.information-title{gap:9px}.observation-list>div{display:block}.observation-list dd{margin-top:5px}.site-footer{flex-direction:column;gap:5px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important}}}[hidden],html[data-role=student] [data-for-role=teacher],html[data-role=teacher] [data-for-role=student]{display:none!important}html[data-role=student] .role-switch input[value=student]+span,html[data-role=teacher] .role-switch input[value=teacher]+span{color:var(--ink);background:#fff;box-shadow:0 1px 3px #25282412}@media print{@page{margin:17mm}:root{color:#111;background:#fff}body{font-size:10pt;line-height:1.5}.site-header,.site-footer,.page-nav,.breadcrumb,.skip-link,.print-hint,.text-link,.button-primary,.disclosure-symbol{display:none!important}.home-main,.lesson-main,.not-found{max-width:none;margin:0;padding:0}.lesson-hero{padding:0 0 18pt}.lesson-hero h1{max-width:100%;margin:12pt 0;font-size:30pt}.hero-description{font-size:11pt}.document-layout{display:block}.lesson-document{max-width:none}.document-section{padding:18pt 0}h2{font-size:19pt}h3{font-size:12pt}h4,h5{font-size:10pt}h1,h2,h3,h4,h5,dt,.section-kicker{break-after:avoid}p,li{orphans:3;widows:3}.schedule{grid-template-columns:repeat(5,minmax(0,1fr));gap:12pt}.role-card,.information-card,.summary-framework li,.observation-list>div,.schedule li,.phrase-item{break-inside:avoid}.role-card,.information-card,.callout,blockquote{box-shadow:none;background:#fff}.supporting-details:not([open]){display:none!important}.supporting-details[open]>.detail-content{display:block!important}details[open]::details-content{content-visibility:visible}.supporting-details>summary{break-after:avoid;color:#111;font-size:11pt}.detail-content{font-size:10pt}.meeting-objective p{font-size:12pt}.meeting-roles dd{font-size:11pt}.teacher-content{font-size:10pt}.practice-phrase{font-size:12pt}.phrase-purpose,.phrase-section>p:not(.eyebrow){font-size:9pt}.teacher-content h3{font-size:14pt}.teacher-content .guide-heading{font-size:17pt}.small-note{font-size:9pt}.home-hero{padding:0 0 30pt}.home-hero h1{font-size:38pt}.philosophy-note{margin:0}a{text-decoration:none}}
