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@media(max-width:1100px){.shell{width:calc(100% - 64px)}.hero{gap:35px;padding-top:44px}.hero h1{font-size:66px}.hero-intro{font-size:16px}.desktop-break{display:none}.form-bottom{grid-template-columns:1fr}.wheel-topline{font-size:12px}.wheel-topline>span:last-child{display:none}.number-instrument{margin-inline:-10px}.wheel-centre>span:last-child{font-size:16px}.wheel-digit{font-size:20px;width:35px;height:35px}.wheel-centre strong{font-size:100px}.wheel-caption{align-items:flex-start;flex-direction:column;gap:3px}.motion-toggle{padding-left:0}.core-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:35px}.core-card{padding-top:24px}.grid-layout,.method-layout{gap:55px}.chapter-layout{gap:50px;grid-template-columns:.7fr 1.3fr}.book-previews{gap:16px}.section-heading{gap:45px}.faq-section{gap:55px}.section-space{padding-block:90px}.grid-cell strong{font-size:54px}.year-timeline{gap:35px}}
@media(max-width:800px){.shell{width:calc(100% - 40px)}.site-header{min-height:84px}.site-header nav{display:none}.header-link{font-size:12px;gap:12px}.brand{font-size:31px}.hero{grid-template-columns:1fr;gap:38px}.hero-copy{max-width:620px}.hero h1{font-size:clamp(54px,10vw,78px);letter-spacing:-.048em}.title-kicker{margin-bottom:21px}.hero-intro{max-width:530px;font-size:17px;margin-top:24px}.calculator{max-width:530px}.form-bottom{grid-template-columns:1fr 1.15fr}.hero-visual{max-width:570px;width:100%;margin-inline:auto}.wheel-topline>span:last-child{display:block}.number-instrument{margin-inline:0}.wheel-digit{font-size:26px;width:42px;height:42px}.wheel-centre strong{font-size:clamp(100px,20vw,145px)}.wheel-centre>span:last-child{font-size:20px}.wheel-caption{flex-direction:row;align-items:center}.wheel-caption p:last-child{font-size:23px}.hero-bottom{margin-top:7px;flex-wrap:wrap;gap:12px;padding-block:17px}.hero-bottom>span:nth-child(2){font-size:18px}.hero-bottom>a{margin-left:auto}.section-space{padding-block:73px}.section-heading{align-items:flex-start;flex-direction:column;gap:22px;margin-bottom:32px}.section-heading>p{max-width:570px}.section-heading h2,.grid-copy h2,.faq-section h2{font-size:51px}.core-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}.core-card h3{font-size:26px}.grid-layout{grid-template-columns:1fr;gap:45px}.grid-copy>p:not(.eyebrow),.lesson-block{max-width:540px}.grid-display{max-width:510px}.grid-cell strong{font-size:65px}.method-layout{gap:40px;grid-template-columns:.9fr 1.1fr}.method-notes article{gap:10px;grid-template-columns:23px 1fr}.method-notes h3{font-size:23px}.year-timeline{gap:23px}.year-symbol{gap:14px;align-items:flex-start;flex-direction:column}.year-symbol strong{font-size:66px}.year-symbol span{font-size:24px}.image-caption{left:20px;right:20px;bottom:23px;font-size:12px;letter-spacing:.03em}.book-previews{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 22px}.preview-heading{margin-top:42px;align-items:flex-start;flex-direction:column;gap:8px}.chapter-layout{grid-template-columns:1fr;gap:28px;margin-top:48px}.chapter-list{column-gap:30px}.faq-section{grid-template-columns:1fr;gap:30px}.footer-top{grid-template-columns:1fr 1fr;gap:38px}.footer-top>div{grid-column:1/-1}.footer-bottom{flex-direction:column;gap:15px}.closing{padding-block:76px}}
@media(max-width:480px){.hero{padding-top:29px;gap:32px}.hero h1{font-size:clamp(45px,12.8vw,61px)}.hero-intro{font-size:16px}.form-bottom{grid-template-columns:1fr}.form-bottom .button{justify-content:space-between}.title-kicker{font-size:12px}.hero-visual{margin-top:3px}.wheel-topline{font-size:12px;letter-spacing:0}.wheel-topline>span:last-child{display:none}.wheel-digit{font-size:20px;width:32px;height:32px}.wheel-centre strong{font-size:86px}.wheel-centre>span:last-child{font-size:16px}.centre-kicker{font-size:12px;letter-spacing:.03em}.wheel-centre{inset:26%}.wheel-caption{gap:15px}.wheel-caption .eyebrow{font-size:12px;letter-spacing:0}.wheel-caption p:last-child{font-size:22px}.hero-bottom>span:first-child{font-size:12px}.hero-bottom>span:nth-child(2){max-width:240px}.hero-bottom>a{position:absolute;right:0;bottom:19px}.section-heading h2,.grid-copy h2,.faq-section h2{font-size:43px}.core-grid{grid-template-columns:1fr;gap:33px}.core-card{display:grid;grid-template-columns:88px 1fr;gap:4px 23px}.number-medallion{grid-row:1/4;margin:7px 0 0;width:76px;height:76px;font-size:50px}.core-card h3{font-size:26px;margin:0 0 8px}.core-card .core-description{grid-column:2}.core-card details{grid-column:1/-1;margin-top:13px}.core-card summary{font-size:13px}.grid-cell strong{font-size:54px}.pythagorean-grid{gap:8px}.grid-cell>span{font-size:12px}.grid-dots{margin-top:6px}.grid-topline{font-size:12px;letter-spacing:0}.year-timeline{grid-template-columns:1fr;gap:0;border-top:0}.year-item{border-top:1px solid var(--line);padding:23px 0 30px}.year-symbol{flex-direction:row;align-items:center;gap:25px;margin:15px 0}.year-symbol span{max-width:none}.year-topline{margin-bottom:12px}.year-topline h3{font-size:25px}.method-image{height:300px}.image-caption>span:last-child{display:none}.method-layout{grid-template-columns:1fr;gap:35px}.method-notes article{gap:15px}.book-previews{gap:25px 16px}.book-previews figcaption{font-size:12px;letter-spacing:0;line-height:1.5}.chapter-list{columns:1}.chapter-list li{font-size:16px;gap:10px}.chapter-list li:before{font-size:12px}.chapter-layout h3{font-size:34px}.closing h2{font-size:51px}.faq-list summary{font-size:21px}.footer-top{grid-template-columns:1fr;gap:26px}.footer-top>div{grid-column:auto}.footer-top p{font-size:16px}.site-footer nav a{font-size:16px}.brand{font-size:30px}.header-link{gap:10px}.header-link svg{width:18px}}
/* Reading and target-size refinements. */
.brand{min-height:44px}
.section-note,.chapter-layout>div>p,.footer-top p{font-size:16px}
.wheel-digit{background:#071a22ec;border:1px solid #c39e5866;text-shadow:none}
.wheel-digit.is-selected{background:#efd7a8;color:#071a22;border-color:#f1b59f}
.wheel-centre{inset:33%;background:none;color:#071a22}
.centre-kicker{color:#132d34;font-weight:700;letter-spacing:.04em}
.wheel-centre strong{color:#183139;text-shadow:0 1px 0 #ffffd588;font-size:clamp(64px,7.3vw,100px)}
.wheel-centre>span:last-child{color:#183139;font-size:16px;max-width:140px;font-weight:500}
@media(max-width:800px){.wheel-centre strong{font-size:clamp(72px,17vw,105px)}.wheel-centre>span:last-child{font-size:17px}}
@media(max-width:480px){.wheel-centre{inset:33%}.wheel-centre strong{font-size:68px}.wheel-centre>span:last-child{font-size:14px;line-height:1.1;max-width:105px}.centre-kicker{font-size:12px}}
html{scrollbar-color:#647579 var(--night);scrollbar-width:thin}
#reading-name{font:23px/1.4 var(--serif);margin-top:4px;overflow-wrap:anywhere}
.wheel-caption #hero-theme{font:italic 18px/1.5 var(--serif);color:var(--dawn);margin-top:2px}
input{border-color:#738480}
.grid-cell{border-color:#677d81}