/* Shared responsive behavior across the homepage, study workspace and library. */
.ui-icon{display:inline-block!important;width:1.1em!important;height:1.1em!important;min-width:1.1em;vertical-align:-.15em;background-color:currentColor!important;border:0!important;border-radius:0!important;padding:0!important;margin:0 0 0 .3em;flex-shrink:0;mask:center/contain no-repeat;-webkit-mask:center/contain no-repeat}
.icon-right,.icon-left,.icon-diagonal{mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 12h16m-6-6 6 6-6 6'/%3E%3C/svg%3E");-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 12h16m-6-6 6 6-6 6'/%3E%3C/svg%3E")}.icon-left{transform:rotate(180deg)}.icon-diagonal{transform:rotate(-45deg)}
.icon-reset{mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M4 10a8 8 0 1 1 1 7M4 4v6h6'/%3E%3C/svg%3E");-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M4 10a8 8 0 1 1 1 7M4 4v6h6'/%3E%3C/svg%3E")}
.icon-expand{mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='1.8'%3E%3Cpath d='M9 4H4v5m11-5h5v5M4 15v5h5m11-5v5h-5'/%3E%3C/svg%3E");-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='1.8'%3E%3Cpath d='M9 4H4v5m11-5h5v5M4 15v5h5m11-5v5h-5'/%3E%3C/svg%3E")}
.home-primary .ui-icon,.home-secondary .ui-icon{align-self:center}.card-top .ui-icon{font-size:21px}.nav .ui-icon{font-size:16px}img{max-width:100%}main,section,article,.hero-copy,.detail-copy,.figure-column{min-width:0}input[type=search],textarea,select{font-size:16px}button,a,input,select{-webkit-tap-highlight-color:transparent}header nav{max-width:100%;min-width:0}header nav .nav{min-height:52px}header nav .nav::after{top:auto;bottom:5px;left:8px;right:8px}header{height:auto;min-height:90px}header nav .nav{line-height:1.5}.home-page header .nav{min-height:64px}
@media(min-width:701px) and (max-width:1100px){header,.home-page header{flex-wrap:wrap;padding:20px 4% 0;gap:12px}.home-page header nav,header nav{width:100%;order:3;margin:0;justify-content:space-between;gap:8px;height:auto;overflow:visible}.home-page header nav .nav,header nav .nav{padding:16px 9px;min-height:56px}.integrated-hero{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:24px;min-height:0;padding:36px 0 44px}.hero-copy h1{font-size:clamp(34px,4.9vw,52px);line-height:1.12;letter-spacing:-1.7px}.hero-art img{width:100%;max-width:100%}.home-main,.library-main{padding-left:4%;padding-right:4%}.home-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.detail-layout{grid-template-columns:1fr}.figure-column{position:static}.anatomy-figure>img{max-height:540px}.workspace{grid-template-columns:230px minmax(0,1fr)}.inspector{grid-column:1/-1;border-left:0}.viewport{min-height:540px}.practice-shell{max-width:100%}}
@media(max-width:700px){header,.home-page header{padding:18px 16px 0;gap:14px;min-height:0}.brand{font-size:38px;letter-spacing:-3px}.profile{display:none}header nav,.home-page header nav{display:flex;flex-wrap:wrap;gap:0;width:100%;height:auto;justify-content:space-between;overflow:visible;margin:0;border-top:1px solid var(--line)}header nav .nav,.home-page header nav .nav{padding:14px 5px;min-height:50px;font-size:12px;line-height:1.5;flex:0 1 auto;white-space:nowrap}header nav .nav.search-nav{min-width:36px;padding-left:5px;padding-right:5px}header .search-nav svg{width:20px;height:20px}header nav .tutor-nav{min-height:40px;font-size:12px;margin:6px 0 6px auto}.home-main,.library-main,main{padding:24px 16px 0}.integrated-hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);column-gap:10px;row-gap:18px;padding:8px 0 28px;min-height:0;align-items:center}.hero-copy{display:contents}.hero-copy>.eyebrow{grid-column:1/-1;grid-row:1;font-size:10px;line-height:1.6;letter-spacing:1.1px}.hero-copy h1{grid-column:1;grid-row:2;font-size:clamp(25px,6.4vw,43px);line-height:1.15;letter-spacing:-1px;margin:0;overflow-wrap:normal}.hero-copy h1 span{display:block;margin-top:8px}.hero-copy h1 br{display:none}.hero-art{grid-column:2;grid-row:2;width:100%;margin:0;max-width:none;align-self:center}.hero-art img{width:106%;max-width:106%;transform:rotate(-3deg);filter:drop-shadow(0 9px 8px #531c221a)}.art-disc{width:82%;right:0;top:15%;box-shadow:-10px 12px 0 #f6e4df}.hero-copy>p{grid-column:1/-1;grid-row:3;font-size:16px;line-height:1.65;margin:0;max-width:none}.hero-copy .home-actions{grid-column:1/-1;grid-row:4;display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0}.home-primary,.home-secondary{font-size:14px;padding:15px 12px;min-height:50px;display:flex;align-items:center;justify-content:center;gap:8px!important}.hero-copy .home-search{grid-column:1/-1;grid-row:5;max-width:none;width:100%;margin:4px 0 0}.home-search input{padding:14px 12px;font-size:16px}.home-search button{padding:0 16px;font-size:16px}.hero-caption{grid-column:1/-1;grid-row:6;margin:0;font-size:10px;line-height:1.6;letter-spacing:1.4px}.home-study{padding:28px 0}.study-heading h2{font-size:26px;letter-spacing:-.6px}.home-grid{gap:12px}.home-card{min-height:0;padding:22px}.home-card h3{margin-top:20px}.home-card p{font-size:16px}.home-note strong{font-size:21px}.home-page footer,footer{gap:18px;padding:22px 0}.workspace{display:flex;flex-direction:column}.layers{border:0;border-bottom:1px solid var(--line)}.viewport{min-height:440px;width:100%;order:-1}.inspector{border:0;border-top:1px solid var(--line)}.page-heading h1{font-size:32px;line-height:1.2}.viewer-label{flex-wrap:wrap;right:15px}.viewer-label>span:last-child{margin:0;border:0;padding:0}.viewer-bottom{font-size:11px;left:14px;right:14px}.view-tools{bottom:60px}.view-tools button{padding:10px}.zoom-tools button{min-width:40px;min-height:40px}.study-toolbar,.practice-header{flex-wrap:wrap;gap:16px}.study-toolbar label,.practice-header label{display:flex;align-items:center;gap:8px;max-width:100%}select{max-width:100%;margin-left:0}.practice-shell{padding:24px 16px;margin-bottom:36px}.question{font-size:22px;line-height:1.5}.answer{font-size:16px;padding:14px;align-items:flex-start}.answer b{flex-shrink:0}.card-buttons{flex-wrap:wrap}.clinical-grid{grid-template-columns:1fr}.below{flex-wrap:wrap;gap:12px}.library-main h1{font-size:32px;line-height:1.18}.article-nav{flex-wrap:wrap}.related-links a{min-height:44px}.anatomy-figure>img{padding:12px}.detail-layout{gap:24px}.entry-actions{display:grid;grid-template-columns:1fr}.entry-sources a{overflow-wrap:anywhere}.results-heading{flex-wrap:wrap}.figure-heading{gap:12px}.parts-list{overflow-wrap:anywhere}#figure-dialog{padding:44px 8px 8px}#figure-dialog .anatomy-figure img{padding:8px}}
@media(max-width:360px){header nav .nav,.home-page header nav .nav{font-size:11px;padding:14px 3px}.hero-copy h1{font-size:24px;letter-spacing:-.7px}.hero-copy .home-actions{grid-template-columns:1fr}.home-primary,.home-secondary{font-size:15px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.home-card,.nav::after{transition:none!important}}
/* Fit all navigation items without clipping, including zoomed text. */
*,*::before,*::after{box-sizing:border-box}body{min-width:0}button,input,select,textarea{font-family:inherit}header nav{flex-wrap:wrap}header nav .nav{min-width:44px;font-size:14px}header nav .nav::after{bottom:3px!important;left:10px!important;right:10px!important;height:2px!important}header nav .nav{position:relative;padding-bottom:15px}.home-search>div{min-width:0}.home-search input{min-width:0}h1,h2,h3,p,button,a{overflow-wrap:break-word}.primary,.secondary,.zoom-tools button,.dialog-close{min-height:44px}.home-card{min-width:0}.structure-grid{grid-template-columns:repeat(auto-fill,minmax(min(100%,250px),1fr))}.practice-shell,.detail-copy,.clinical-card,.question-meta{min-width:0}.question-meta{gap:16px;flex-wrap:wrap}.practice-header select,.study-toolbar select{width:100%;min-width:0}.study-toolbar label{min-width:0}.home-hero .hero-art img{max-width:100%}
@media(max-width:1280px){header,.home-page header{flex-wrap:wrap;gap:12px;padding-bottom:0}header nav,.home-page header nav{order:3;width:100%;justify-content:space-between;gap:0;margin:0;overflow:visible;height:auto}header>.account-entry{margin-left:auto}header nav .nav,.home-page header nav .nav{min-height:52px;padding:14px 10px;font-size:14px}}
@media(min-width:701px) and (max-width:1024px){.learn-layout{grid-template-columns:minmax(0,1fr) 210px;gap:26px;padding:36px 24px}.unit-body{gap:20px}.unit-parts li{font-size:14px}.workspace{grid-template-columns:210px minmax(0,1fr)}}
@media(max-width:700px){header nav,.home-page header nav{justify-content:flex-start}header nav .nav,.home-page header nav .nav{flex:1 0 auto;padding:12px 8px;font-size:14px;min-height:48px}.home-page header .wordmark{font-size:clamp(40px,9vw,58px)}.account-entry{max-width:44%;min-height:44px}.learn-layout{padding:28px 16px 44px;display:flex}.learning-side{position:static}.unit-body{align-items:center}.unit-parts li{font-size:14px}.unit-parts small{font-size:12px}.unit-status,.journey-intro p,.session-note{font-size:13px}.route-toolbar{flex-wrap:wrap}.journey-intro{gap:16px}.lesson-kicker{line-height:1.6}#lesson-dialog{width:calc(100% - 20px);max-height:calc(100dvh - 24px);padding:48px 18px 24px}.home-grid{grid-template-columns:1fr}.flashcard{width:100%}.viewport{min-height:420px}.viewer-label{position:relative;top:auto;left:auto;padding:12px;max-width:100%}.zoom-tools button{min-width:44px}.article-nav a{min-height:44px;display:inline-flex;align-items:center}}
@media(max-width:430px){.unit-body{gap:16px}.unit-orbit{flex-basis:136px}.segmented-circle{height:130px;width:130px}.quarter{font-size:20px}.circle-core{height:42px;width:42px}.unit-parts li{font-size:14px;padding-left:22px}.unit-heading h2{font-size:25px}.learn-layout .journey-intro{display:block}.unit-parts small{font-size:12px;line-height:1.4}}
@media(max-width:350px){.unit-body{flex-direction:column;align-items:stretch;gap:24px}.unit-orbit{flex-basis:auto;align-self:center;width:180px}.segmented-circle{width:168px;height:168px}.unit-parts{width:100%}.unit-star{right:0}.home-primary,.home-secondary{white-space:normal}.exercise-top{flex-wrap:wrap}.chapter-banner h1{font-size:36px}.brand{min-width:0}.wordmark{font-size:39px!important}.account-entry{padding:10px!important}.home-search button{padding:0 12px}}