@font-face{font-family:LabSans;src:url('assets/fonts/Sans.ttf') format('truetype');font-display:swap;font-weight:100 900}@font-face{font-family:LabSans;src:url('assets/fonts/SansBold.ttf') format('truetype');font-display:swap;font-weight:700 900}
:root{--paper:#f4f3ed;--white:#fffefa;--ink:#1e3e34;--muted:#62756b;--green:#1d493b;--dark:#12382d;--line:#d8ded2;--gold:#d9ae69;--soft:#e9ece1;--coral:#ba6959;--radius:16px;font-family:LabSans,Arial,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;font-size:15px;line-height:1.6}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}button:disabled{cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #ba8b43;outline-offset:4px}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.2}p+p{margin-top:12px}h1{font-size:clamp(38px,4.2vw,62px);font-weight:650;letter-spacing:-2.8px}h2{font-size:27px;font-weight:650;letter-spacing:-.8px}h3{font-size:17px;font-weight:700}img{max-width:100%;height:auto}button{border:0}button:disabled{opacity:.6}[hidden]{display:none!important}small,.small{font-size:12px;line-height:1.6;color:var(--muted)}.small a,.source-notes a{text-decoration:underline}.center{text-align:center}.eyebrow{font-size:10px;font-weight:700;letter-spacing:1.8px;line-height:1.6}.lead{font-size:17px;line-height:1.7;color:var(--muted)}.site-header{height:104px;display:flex;align-items:center;justify-content:space-between;gap:24px;max-width:1512px;margin:auto;padding:0 48px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:13px;font-weight:800;letter-spacing:2px;flex-shrink:0}.brand:hover{text-decoration:none}.brand small{display:block;font-size:8px;letter-spacing:1.6px;font-weight:500;margin-top:4px}.brandmark{position:relative;display:grid;place-items:center;width:43px;height:43px;border:1px solid var(--green);border-radius:12px;font-size:37px;letter-spacing:-5px;font-family:Georgia,serif;font-style:italic;line-height:1;padding-right:7px;padding-bottom:7px}.brandmark span{color:#b17e31;position:absolute;right:6px;top:-8px;font-size:41px}.site-header nav{display:flex;gap:30px;height:100%;align-items:center;font-size:12px}.site-header nav a{height:100%;display:flex;align-items:center;position:relative;white-space:nowrap;color:var(--muted)}.site-header nav a.active{color:var(--ink);font-weight:700}.site-header nav a.active:after{content:'';position:absolute;height:2px;bottom:-1px;background:var(--green);left:0;right:0}.local-badge{font-size:8px;letter-spacing:1.3px;white-space:nowrap;display:flex;gap:7px;align-items:center}.local-badge i,.live-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#73a88d}.skip{position:fixed;left:15px;top:-100px;background:var(--white);padding:10px;z-index:100}.skip:focus{top:10px}main{max-width:1416px;margin:0 auto;padding:0 32px;min-height:75vh}main:focus{outline:0}.loading{padding:80px 0;text-align:center}.home-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:68px;padding:58px 0 49px}.hero-copy{padding:10px 0 0 15px}.tiny-line{display:inline-block;height:1px;width:25px;background:var(--green);vertical-align:middle;margin-right:11px}.hero-copy h1{margin:22px 0 18px}.hero-copy h1 em{font-family:Georgia,'Times New Roman',serif;font-weight:400;color:#547563;letter-spacing:-2.7px}.hero-copy .lead{font-size:15px;line-height:1.8}.hero-meta{display:flex;gap:25px;font-size:10px;margin:25px 0;color:var(--muted)}.hero-meta b{font-size:15px;font-weight:700;color:var(--green);display:block;margin-bottom:1px}.session-setup{background:var(--white);padding:24px 26px 17px;border:1px solid var(--line);border-radius:var(--radius);max-width:500px;box-shadow:0 3px 2px #213d2e03}.setup-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.pill{display:inline-flex;align-items:center;border:1px solid #d9ded0;border-radius:4px;background:#ecefe5;padding:4px 8px;font-size:9px;letter-spacing:.8px;font-weight:700}.select-label{font-size:11px;font-weight:600;display:block;color:var(--muted)}select{display:block;background:var(--white);border:1px solid var(--line);color:var(--ink);border-radius:6px;width:100%;padding:10px 32px 10px 12px;min-height:44px;font-size:13px;margin-top:5px}.round-settings{display:flex;gap:30px;align-items:center;margin:14px 0 20px}.round-settings>label:first-child{flex:1;font-size:11px;font-weight:600;color:var(--muted)}.switch-label{display:flex;gap:10px;font-size:11px;font-weight:650;align-items:center;cursor:pointer}.switch-label small{display:block;font-size:9px;font-weight:400}input[type=checkbox]{accent-color:var(--green);width:20px;height:20px;flex-shrink:0}.primary,.secondary{display:inline-flex;justify-content:center;align-items:center;gap:12px;border-radius:7px;padding:12px 20px;min-height:46px;font-size:12px;font-weight:650;line-height:1.5;text-align:center}.primary{background:var(--green);color:var(--white);border:1px solid var(--green)}.primary:hover{background:#285e4b;text-decoration:none}.secondary{border:1px solid var(--line);background:var(--white);color:var(--ink)}.secondary:hover{background:#edf1e6;text-decoration:none}.start-button{width:100%;justify-content:space-between;padding:13px 18px;font-size:14px}.start-button span{font-size:21px;font-weight:400}.session-setup>.small{margin-top:10px;font-size:9px;letter-spacing:.1px}.text-button{padding:5px 0;color:var(--green);background:none;border:0;font-size:11px;text-align:left;min-height:32px}.text-button:hover{text-decoration:underline}.hero-visual{border-radius:17px;background:var(--dark);color:#e1e9dc;overflow:hidden;align-self:start;margin-top:5px;box-shadow:0 14px 28px #183a2b0a;border:1px solid #2c5140}.visual-top{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:8px;letter-spacing:1.4px;padding:21px 25px 17px;color:#afc8b6;border-bottom:1px solid #ffffff14}.visual-top .live-dot{margin-right:8px;width:5px;height:5px;background:#d8b46f}.preview-heading{padding:26px 25px 0}.preview-heading .eyebrow{color:#86aa94;font-size:8px}.preview-heading h2{font-size:24px;font-weight:500;letter-spacing:-.6px;margin-top:8px}.neuro-map{display:block;width:100%;height:auto}.hero-visual .neuro-map{margin-top:8px}.preview-bottom{padding:9px 25px 21px;display:flex;flex-wrap:wrap;gap:15px;font-size:9px;color:#bfd0c1;align-items:center}.legend-dot{display:inline-block;width:6px;height:6px;border-radius:50%;margin-right:5px}.amber{background:#f2c276}.coral{background:#f0998d}.preview-bottom>.small{margin-left:auto;font-size:8px;color:#95b19c}.ct-preview{display:grid;grid-template-columns:1.1fr 1fr;border-top:1px solid #ffffff1a;background:#0d3027;align-items:center}.ct-preview>img{width:100%;height:151px;object-fit:cover;object-position:center;opacity:.9}.ct-preview>div{padding:20px 22px}.ct-preview .eyebrow{font-size:7px;color:#a6bda9;letter-spacing:1.1px}.ct-preview h3{font-size:20px;line-height:1.3;font-weight:500;letter-spacing:-.4px;margin:6px 0}.ct-preview a{font-size:9px;color:#d9bd80}.learning-strip{border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr) 1.15fr;gap:40px;padding:32px 15px 45px}.step-number{font-size:10px;color:#9c895f;letter-spacing:1px;display:block;margin-bottom:11px}.learning-strip h3{font-size:14px;margin-bottom:10px}.learning-strip p{font-size:11px;color:var(--muted);max-width:220px;line-height:1.7}.mini-progress{border-left:1px solid var(--line);padding-left:30px;display:flex;flex-direction:column;align-items:flex-start}.mini-progress .eyebrow{font-size:8px;color:var(--muted)}.mini-progress strong{font-size:25px;font-family:Georgia,serif;font-weight:400;margin:6px 0}.mini-progress>span:not(.eyebrow){font-size:10px;color:var(--muted)}.mini-progress a{font-size:10px;margin-top:9px}footer{max-width:1352px;border-top:1px solid var(--line);margin:0 auto;padding:22px 15px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:9px;color:var(--muted)}footer>span:first-child{font-size:8px;letter-spacing:1.2px}footer b{font-weight:400;margin:0 7px;color:#a18c60}
/* A round */
.play{position:relative;padding:25px 0 45px}.round-header{display:flex;align-items:center;justify-content:space-between;gap:20px}.round-header>div:nth-child(2){display:flex;gap:18px;align-items:center}.round-header .eyebrow{font-size:9px;color:var(--muted)}.round-header b{font-size:11px;letter-spacing:1px}.round-header b span{color:#7d8a7e;font-weight:400}.round-score{display:flex;align-items:center;gap:22px}.round-score>span{font-size:17px;font-weight:650}.round-score small{font-size:8px;font-weight:400}.icon-button{background:transparent;border:1px solid var(--line);border-radius:5px;padding:7px 11px;min-height:36px;font-size:10px;color:var(--green)}.round-score .icon-button+.icon-button{margin-left:-15px}.round-track{display:flex;gap:5px;margin:23px 0}.round-track>span{height:4px;flex:1;background:#e0e4d9;border-radius:5px}.round-track>span.current{background:#c1a365}.round-track>span.hit{background:#7b9f84}.round-track>span.miss{background:#c98678}.case-layout{display:grid;grid-template-columns:minmax(300px,.73fr) minmax(420px,1.27fr);gap:28px;align-items:start}.exam-panel{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:23px 27px}.case-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.timer{font-variant-numeric:tabular-nums;font-size:22px;font-family:Georgia,serif}.time-track{height:2px;background:#e7e9df;margin:13px 0 24px;overflow:hidden}.time-track i{display:block;background:var(--gold);height:100%;transition:width .1s linear}.exam-panel h1{font-size:38px;letter-spacing:-1.5px}.exam-panel h1 span{display:block;font-size:12px;letter-spacing:0;font-weight:400;margin-top:6px;color:var(--muted)}.signalment{font-size:10px;letter-spacing:.3px;color:var(--muted);margin:17px 0 9px}.history{font-size:13px;line-height:1.7}.exam-findings{margin-top:22px;border-top:1px solid var(--line)}.finding{display:flex;gap:12px;border-bottom:1px solid #e7e9e0;padding:13px 0}.finding-number{font-size:8px;letter-spacing:1px;color:#8e9784;margin-top:3px}.finding h3{font-size:10px;text-transform:uppercase;letter-spacing:.9px;color:#778473;font-weight:550;margin-bottom:4px}.finding p{font-size:12px;line-height:1.55}.finding:nth-child(5){border-radius:5px;background:#eff1e7;margin:0 -12px;padding-left:12px;padding-right:12px;border-bottom:0}.case-kind{font-size:9px;color:#74836d;margin-top:18px}.case-map{background:var(--dark);color:#dae7d9;border-radius:12px;overflow:hidden}.case-map .visual-top{padding:13px 20px}.map-download{background:none;color:#aac4b3;font-size:9px;letter-spacing:1px;min-height:28px}.map-download:hover{color:white}.map-note{padding:12px 20px;border-top:1px solid #ffffff15;font-size:11px;color:#bdd1c0;text-align:center}.answer-section{padding:21px 0 0}.answer-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px;gap:10px}.answer-heading h2{font-size:18px;letter-spacing:-.4px}.answer-heading>span{font-size:7px;letter-spacing:1.1px;color:#7b8979}.answer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.answer{display:flex;gap:12px;align-items:center;text-align:left;padding:12px 13px;min-height:64px;border:1px solid var(--line);border-radius:7px;background:var(--white);color:var(--green);position:relative}.answer>span{font-size:14px;font-weight:650;line-height:1.2}.answer small{display:block;font-size:8px;font-weight:400;line-height:1.4;margin-top:5px}.answer kbd{border:1px solid #e2e5da;width:22px;height:24px;border-radius:4px;display:grid;place-items:center;font-size:9px;color:#7b8879;flex-shrink:0}.answer:hover:not(:disabled){background:#e9eee0;border-color:#8da384;transform:translateY(-1px)}.answer:disabled{opacity:.55}.answer.correct:disabled{background:#e0ecdb;border-color:#759b76;opacity:1}.answer.correct kbd{border-color:#a5bba0;color:#396642}.answer.wrong:disabled{background:#f5e9e4;border-color:#c79483;opacity:1}.answer>b{margin-left:auto}.feedback{padding:22px 25px;background:#eaf0e3;border:1px solid #cbdac2;border-radius:10px;margin-top:19px}.feedback.incorrect{background:#f2eee3;border-color:#decfae}.feedback-top{display:flex;align-items:center;gap:12px;margin-bottom:19px}.feedback-symbol{width:35px;height:35px;background:#dbe7d0;display:grid;place-items:center;border-radius:50%;font-size:20px}.feedback.incorrect .feedback-symbol{background:#e7ddc5}.feedback-top .eyebrow{font-size:8px;color:#6d825e}.feedback h2{font-size:22px;margin-top:5px}.feedback h2 span{font-size:11px;margin-left:10px;letter-spacing:0;color:#618454}.feedback h3{font-size:16px;line-height:1.4;margin-bottom:9px}.feedback p{font-size:12px;line-height:1.75}.trap{border-left:2px solid #bca36c;padding:9px 0 9px 14px;margin:17px 0}.trap b{font-size:10px;color:#877144}.trap p{font-size:12px;margin-top:4px;line-height:1.65}.source-links{display:flex;flex-wrap:wrap;gap:3px 14px;margin:13px 0}.source-links button{font-size:9px;color:#587153;line-height:1.5;min-height:30px}.feedback-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}.feedback-actions .primary{margin-left:auto}.feedback-actions button{font-size:10px;padding:10px 14px;min-height:40px}.pause-overlay{position:absolute;inset:95px 0 0;background:#f4f3edee;backdrop-filter:blur(9px);display:grid;place-items:start center;padding-top:130px;z-index:5;text-align:center}.pause-overlay h2{font-family:Georgia,serif;font-weight:400;font-size:45px;margin:15px 0}.pause-overlay p{font-size:13px;color:var(--muted);margin-bottom:24px}.pause-overlay>div{padding:20px;max-width:480px}
/* Reference, imaging and progress */
.page-heading{padding:52px 10px 35px}.page-heading .eyebrow{color:#7e8b72;margin-bottom:16px}.page-heading h1{font-size:47px;margin-bottom:16px}.page-heading .lead{font-size:15px;max-width:820px}.atlas-layout{display:grid;grid-template-columns:235px 1fr;gap:32px;align-items:start}.atlas-nav{position:sticky;top:20px;background:#ebece2;border-radius:10px;padding:8px}.atlas-nav button{display:block;width:100%;text-align:left;padding:12px 14px;background:none;border-radius:6px;color:#4e6655;min-height:58px}.atlas-nav span{font-size:12px;font-weight:600}.atlas-nav small{display:block;font-size:9px;margin-top:3px;color:#75816d}.atlas-nav button.selected{background:var(--white);box-shadow:0 2px 6px #243d2c06;color:var(--green)}.atlas-nav button:hover{background:#f3f4ed}.atlas-card{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:25px}.atlas-card .eyebrow{color:#899173}.atlas-card h2{font-size:29px;margin:7px 0 13px}.atlas-card h2 span{font-size:15px;font-weight:400;letter-spacing:0;color:var(--muted);margin-left:13px}.atlas-card .lead{font-size:15px;margin-bottom:23px}.atlas-card .case-map{max-height:500px}.atlas-card .neuro-map{max-height:480px}.reflex-table{padding:30px 25px;background:#eeeede;border-radius:12px;margin-top:24px}.reflex-table h2{font-size:22px;margin-bottom:13px}.reflex-table>p{font-size:12px;color:var(--muted);margin-top:15px}.reflex-table table{width:100%;border-collapse:collapse;font-size:13px;margin:20px 0}.reflex-table th,.reflex-table td{text-align:left;border-bottom:1px solid #d6d9c7;padding:11px 14px}.reflex-table thead th{font-size:9px;font-weight:500;letter-spacing:.8px;text-transform:uppercase;color:var(--muted)}.reflex-table tr.selected{background:#dae4ce}.definition-row{display:grid;grid-template-columns:1fr 1fr;gap:25px}.definition-row p{font-size:11px;color:var(--muted);margin:0}.definition-row b{display:block;font-size:11px;color:var(--green);margin-bottom:3px}.exam-guide{padding:45px 0}.section-title{margin-bottom:23px}.section-title .eyebrow{color:#8c987d;margin-bottom:10px}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.guide-grid article{padding:24px;background:var(--white);border:1px solid var(--line);border-radius:10px}.guide-grid h3{font-size:16px;margin-bottom:12px}.guide-grid p{font-size:12px;color:var(--muted)}.flash-section{border-top:1px solid var(--line);padding:35px 0 50px;display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:center}.flash-section h2{margin:10px 0 15px;font-size:28px;max-width:350px}.flash-section>div>p:not(.eyebrow){font-size:13px;color:var(--muted)}.flash-card{background:#e9ebde;border:1px solid #dce0cd;border-radius:12px;padding:30px}.flash-card h3{font-size:20px;margin:14px 0 20px;line-height:1.4}.flash-card p{font-size:13px}.flash-card small{font-size:9px}.flash-controls{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:24px}.imaging-intro{display:flex;gap:40px;padding:25px;border:1px solid var(--line);border-radius:12px;background:#e9ecdf;align-items:center;justify-content:space-between;margin-bottom:24px}.imaging-intro p{font-size:13px;max-width:720px}.imaging-intro .primary{flex-shrink:0}.imaging-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.imaging-card{border:1px solid var(--line);border-radius:12px;background:var(--white);overflow:hidden}.image-open{background:#101a16;width:100%;padding:22px 18px 11px;color:#b8c8b6;min-height:230px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:12px}.image-open img{object-fit:contain;max-height:280px}.image-open>span{font-size:9px;letter-spacing:1px}.imaging-card-copy{padding:24px}.imaging-card-copy .eyebrow{color:#839174;font-size:8px}.imaging-card-copy h2{font-size:23px;margin:9px 0 14px}.imaging-card-copy p{font-size:12px;line-height:1.75;color:var(--muted)}.image-license{font-size:9px;color:#7f846d;margin:20px 0 5px}.imaging-card-copy a{font-size:11px}.imaging-notes{padding:27px;background:#e9ecdf;border-radius:12px;margin:27px 0 45px}.imaging-notes h3{margin-bottom:12px}.imaging-notes p{font-size:12px;color:var(--muted)}.results-page{max-width:1050px;margin:0 auto;padding:50px 0}.results-page>.eyebrow{margin-bottom:20px;color:#7b8b6f}.results-page>h1{font-size:47px;margin-bottom:20px}.results-page>.lead{font-size:15px}.result-stats{display:grid;grid-template-columns:repeat(3,1fr);background:#e9ecdf;border:1px solid var(--line);border-radius:12px;margin:28px 0 30px;padding:30px}.result-stats>div{text-align:center;border-right:1px solid #d2dac6}.result-stats>div:last-child{border:0}.result-stats strong{display:block;font-family:Georgia,serif;font-weight:400;font-size:47px;line-height:1.2}.result-stats span{display:block;margin-top:8px;font-size:11px;color:var(--muted)}.result-list{border:1px solid var(--line);border-radius:12px;background:var(--white);overflow:hidden}.result-list button{padding:17px 22px;background:none;display:flex;align-items:center;gap:16px;text-align:left;width:100%;color:var(--ink);border-bottom:1px solid #e4e6dc}.result-list button:last-child{border:0}.result-list button:hover{background:#e9eee2}.result-symbol{font-size:22px}.hit-text{color:#648557}.miss-text{color:#b57e52}.result-list button>span:nth-child(2){flex:1}.result-list b{font-size:13px}.result-list small{display:block;font-size:10px;margin-top:4px}.result-list strong{font-size:13px;white-space:nowrap}.result-actions{display:flex;flex-wrap:wrap;gap:12px;padding:25px 0}.progress-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.progress-grid article{border:1px solid var(--line);background:var(--white);border-radius:10px;padding:22px}.progress-grid article>div:first-child{display:flex;justify-content:space-between;gap:12px;align-items:center}.progress-grid h3{font-size:15px}.progress-grid article span{font-size:11px;color:var(--muted)}.progress-grid small{font-size:9px}.mastery-track{height:5px;background:#e6eade;margin:17px 0 10px;border-radius:4px;overflow:hidden}.mastery-track i{display:block;height:100%;background:#83a16f;border-radius:4px}.import-label{cursor:pointer;position:relative;overflow:hidden}.import-label input{position:absolute;inset:0;opacity:0;width:100%;cursor:pointer}.import-label:focus-within{outline:3px solid var(--gold);outline-offset:3px}.sources-summary{display:grid;grid-template-columns:repeat(4,1fr);padding:26px;background:#e8ebdd;border-radius:10px;gap:30px}.sources-summary b{font-family:Georgia,serif;font-size:35px;font-weight:400;display:block}.sources-summary span{display:block;font-size:11px;color:var(--muted)}.source-notes{padding:30px 6px}.source-notes h2{font-size:23px;margin-bottom:16px}.source-notes p{font-size:12px;max-width:1040px}.source-decks{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin:0 0 30px}.source-decks section{background:var(--white);border:1px solid var(--line);border-radius:10px;overflow:hidden;align-self:start}.source-decks h2{font-size:19px;padding:24px;border-bottom:1px solid var(--line)}.source-decks section button{display:flex;width:100%;padding:14px 20px;text-align:left;align-items:center;gap:15px;background:transparent;border-bottom:1px solid #e9ebe2;color:var(--green);min-height:52px}.source-decks section button:hover{background:#e9ede0}.source-decks button b{font-size:11px;color:#899779;font-weight:400}.source-decks button span{font-size:11px;flex:1}.source-decks button small{font-size:14px;color:#8b9980}
/* Dialogs are keyboard navigable native elements. */
dialog{position:fixed;max-width:1000px;width:calc(100% - 48px);max-height:calc(100dvh - 48px);margin:auto;border:1px solid var(--line);border-radius:16px;padding:36px;background:var(--paper);color:var(--ink);box-shadow:0 25px 120px #061b1655;overflow:auto}dialog::backdrop{background:#061b16aa;backdrop-filter:blur(4px)}.modal-close{position:absolute;right:14px;top:12px;border:0;border-radius:50%;background:#e4e9db;width:38px;height:38px;font-size:23px;color:var(--green)}#modal-content>.eyebrow{color:#839174;margin-bottom:10px;padding-right:25px}#modal-title{font-size:27px;line-height:1.3;margin:0 25px 20px 0}#modal-content>p{font-size:13px;margin:13px 0;color:var(--muted)}#modal-content>a{font-size:12px;text-decoration:underline}.source-figure{margin:18px 0;background:#e2e6dd;padding:17px;border-radius:8px;text-align:center}.source-figure img{max-height:550px;object-fit:contain}.source-figure figcaption{font-size:9px;color:var(--muted);margin-top:9px}.slide-text{font-family:inherit;white-space:pre-wrap;font-size:13px;line-height:1.8;background:var(--white);border-radius:8px;padding:22px;border:1px solid var(--line)}.circuit{padding:20px 0}.circuit .eyebrow{color:#919b81}.circuit h3{font-size:22px;margin-top:10px}.circuit svg{display:block;margin:20px 0;width:100%;background:#fafbf6;border-radius:10px;border:1px solid var(--line)}.circuit p{font-size:14px;line-height:1.8}.circuit small{display:block;margin-top:13px;font-size:10px}.image-viewport{width:100%;max-height:65vh;overflow:auto;background:#0b1610;overscroll-behavior:contain;border-radius:8px;touch-action:pan-x pan-y}.image-viewport img{display:block;width:100%;max-width:none;height:auto}.zoom-control{display:flex;align-items:center;gap:20px;font-size:11px;margin:18px 0}.zoom-control input{flex:1;accent-color:var(--green);min-height:32px}.zoom-control output{width:40px}.ct-tabs{display:flex;gap:8px;margin:15px 0}.ct-tabs button{min-height:36px;padding:7px 15px;font-size:10px}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);z-index:30;background:#254b3e;color:#fffef6;font-size:12px;padding:15px 23px;max-width:90vw;width:max-content;box-shadow:0 5px 25px #061b1633;border-radius:10px}.source-notes .source-links{max-width:1050px}
@media(min-width:1500px){.home-layout{gap:85px}.hero-copy h1{font-size:66px}.hero-visual{margin-top:9px}.hero-meta{gap:42px}.ct-preview>img{height:159px}.hero-copy .lead{font-size:16px}}
@media(max-width:1150px){.site-header{padding:0 28px;gap:18px}.site-header nav{gap:23px}.local-badge{display:none}.home-layout{gap:35px;padding-top:40px}.hero-copy{padding-left:0}.hero-copy h1{font-size:49px;letter-spacing:-2.7px}.hero-meta{gap:16px}.session-setup{padding:20px}.hero-visual{margin-top:17px}.preview-heading h2{font-size:20px}.preview-bottom{gap:12px;padding:9px 18px 15px}.preview-bottom>.small{margin-left:0;width:100%}.ct-preview>img{height:156px}.ct-preview>div{padding:20px 14px}.ct-preview h3{font-size:18px}.learning-strip{gap:25px;padding-left:0;padding-right:0}.round-score{gap:13px}.case-layout{grid-template-columns:minmax(270px,.78fr) minmax(360px,1.22fr);gap:20px}.exam-panel{padding:20px}.answer small{font-size:8px}.answer>span{font-size:12px}.answer{gap:8px}.answer kbd{width:20px}.atlas-layout{grid-template-columns:205px 1fr;gap:20px}.flash-section{gap:35px}}
@media(max-width:900px){main{padding:0 24px}.site-header{height:88px;padding:0 24px}.brand{font-size:11px;gap:9px;letter-spacing:1.5px}.brand small{font-size:7px;letter-spacing:1px}.brandmark{width:37px;height:37px;font-size:32px}.site-header nav{gap:20px;font-size:10px}.home-layout{gap:24px;grid-template-columns:1fr 1fr}.hero-copy h1{font-size:40px;letter-spacing:-2px}.hero-copy h1 em{letter-spacing:-2px}.hero-copy>.eyebrow{font-size:8px;letter-spacing:1.3px}.hero-copy .lead{font-size:12px}.hero-meta{font-size:8px;margin:18px 0}.hero-meta b{font-size:13px}.session-setup{padding:17px}.setup-top .pill{font-size:7px}.setup-top .eyebrow{font-size:8px}.round-settings{gap:14px;flex-wrap:wrap}.round-settings>label:first-child{min-width:95px}.switch-label{font-size:10px}.switch-label small{font-size:8px}.hero-visual .visual-top{padding:18px 17px;font-size:6px;letter-spacing:1px}.preview-heading{padding:24px 17px 7px}.preview-heading h2{font-size:20px;max-width:200px;line-height:1.25}.hero-visual .neuro-map{min-height:310px}.preview-bottom{font-size:8px;gap:9px}.ct-preview{grid-template-columns:1fr}.ct-preview>img{height:102px;width:100%;object-fit:contain}.ct-preview>div{padding:18px;display:grid;grid-template-columns:1fr 1fr;align-items:end;gap:8px}.ct-preview .eyebrow{grid-column:1/-1;font-size:7px}.ct-preview h3{font-size:16px;margin:0}.ct-preview a{font-size:8px;text-align:right}.learning-strip{grid-template-columns:repeat(3,1fr);gap:24px}.mini-progress{border-left:0;border-top:1px solid var(--line);padding:20px 0 0;grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:0 20px;align-items:center}.mini-progress .eyebrow{order:0}.mini-progress strong{order:1;grid-row:1/3;grid-column:2;text-align:right}.mini-progress>span:not(.eyebrow){order:2}.mini-progress a{order:3}.round-header>div:nth-child(2){gap:6px;flex-direction:column;align-items:flex-start}.round-score small{display:block;font-size:7px;line-height:1}.round-score>span{font-size:14px;text-align:center}.round-score{gap:14px}.round-score .icon-button{font-size:8px;padding:6px 8px}.case-layout{grid-template-columns:1fr 1.15fr;gap:16px}.exam-panel{padding:17px}.finding p{font-size:11px}.finding h3{font-size:9px}.history{font-size:12px}.case-top .pill{font-size:7px}.exam-panel h1{font-size:32px}.answer-grid{grid-template-columns:1fr}.answer{min-height:53px;padding:10px 12px}.answer small{display:inline;font-size:8px;margin-left:7px}.answer-heading>span{display:none}.answer-section{padding-top:16px}.case-map .visual-top{font-size:7px;padding:9px 13px}.map-note{font-size:9px;padding:9px}.feedback{padding:17px}.feedback h3{font-size:15px}.feedback-actions .primary{margin-left:0;width:100%}.atlas-layout{grid-template-columns:180px 1fr;gap:16px}.atlas-card{padding:20px}.atlas-card h2 span{display:block;margin:6px 0 0;font-size:12px}.atlas-card .lead{font-size:13px}.reflex-table{padding:23px 17px}.reflex-table th,.reflex-table td{padding:10px 7px;font-size:11px}.guide-grid{grid-template-columns:repeat(2,1fr)}.imaging-grid{gap:17px}.imaging-card-copy{padding:20px}.imaging-card-copy h2{font-size:19px}.imaging-card-copy p{font-size:11px}.imaging-intro{padding:20px;gap:20px}.progress-grid{grid-template-columns:repeat(2,1fr)}.sources-summary{gap:20px}.source-decks{gap:18px}.source-decks h2{font-size:16px;padding:20px}.source-decks section button{padding:12px;gap:10px}footer{margin:0 24px;flex-wrap:wrap;gap:9px;font-size:8px}footer>span:last-child{width:100%}}
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.pill{font-size:7px}.round-settings{flex-wrap:nowrap;margin:13px 0 18px;gap:24px}.switch-label{font-size:10px}.select-label{font-size:10px}.start-button{font-size:13px}.hero-visual{margin:0 3px;align-self:stretch}.hero-visual .visual-top{font-size:7px;padding:17px 20px}.preview-heading{padding:23px 20px 0}.preview-heading h2{max-width:none;font-size:23px}.hero-visual .neuro-map{min-height:0;margin-top:6px}.preview-bottom{padding:9px 18px 18px;font-size:8px}.preview-bottom>.small{width:auto;margin-left:auto}.ct-preview{grid-template-columns:1fr 1fr}.ct-preview>img{height:144px;object-fit:cover}.ct-preview>div{display:block;padding:15px}.ct-preview h3{font-size:17px;margin:8px 0}.ct-preview a{font-size:8px}.ct-preview .eyebrow{font-size:6px}.learning-strip{grid-template-columns:1fr;gap:23px;padding:27px 3px}.learning-strip>div:not(.mini-progress){display:grid;grid-template-columns:25px 1fr;gap:0 11px}.learning-strip .step-number{grid-row:1/3;margin:1px 0}.learning-strip h3{font-size:14px;margin-bottom:7px}.learning-strip p{max-width:none;font-size:11px;grid-column:2}.mini-progress{display:flex;gap:3px;padding-top:22px}.mini-progress strong{font-size:30px;align-self:flex-start;margin:4px 0}.mini-progress>span:not(.eyebrow){order:2}.mini-progress a{margin-top:8px}.play{padding-top:19px}.round-header{display:grid;grid-template-columns:1fr auto;gap:14px}.round-header>a{grid-column:1;font-size:9px;min-height:22px}.round-header>div:nth-child(2){grid-column:1;grid-row:2;flex-direction:row;align-items:center;gap:9px}.round-header .eyebrow{font-size:7px;letter-spacing:1.1px}.round-header b{font-size:9px;letter-spacing:.4px}.round-score{grid-column:2;grid-row:1/3;gap:12px;align-items:center}.round-score>span{font-size:14px}.round-score .icon-button{min-height:34px;font-size:8px;padding:6px;max-width:50px}.round-score .icon-button+.icon-button{margin-left:-7px}.round-track{margin:16px 0 20px;gap:4px}.case-layout{display:flex;flex-direction:column;gap:18px}.exam-panel{width:100%;padding:19px 21px}.case-top .pill{font-size:8px}.timer{font-size:21px}.time-track{margin:12px 0 20px}.exam-panel h1{font-size:35px}.exam-panel h1 span{font-size:11px}.signalment{font-size:10px;margin:15px 0 9px}.history{font-size:12px}.exam-findings{margin-top:18px}.finding{padding:12px 0;gap:12px}.finding h3{font-size:9px}.finding p{font-size:12px;line-height:1.5}.finding-number{font-size:8px}.case-kind{font-size:9px;margin-top:15px}.localize-panel{width:100%;min-width:0}.case-map .visual-top{padding:11px 16px;font-size:7px}.case-map .neuro-map{min-height:0}.map-note{font-size:9px;padding:12px}.answer-grid{grid-template-columns:1fr 1fr;gap:8px}.answer{min-height:64px;padding:11px 9px;gap:7px}.answer>span{font-size:12px}.answer small{display:block;font-size:7px;margin:5px 0 0}.answer kbd{font-size:8px;width:17px;height:22px}.answer>b{font-size:12px}.answer-heading{margin:2px 0 12px}.answer-heading h2{font-size:19px}.answer-heading>span{display:block;font-size:6px;letter-spacing:.7px}.feedback{padding:20px;margin-top:18px}.feedback h3{font-size:16px}.feedback p{font-size:12px}.feedback .source-links{gap:1px 12px}.feedback-actions .primary{width:100%;min-height:46px}.feedback-actions .secondary{flex:1;min-height:44px}.source-links button{min-height:38px}.pause-overlay{inset:105px -5px 0;padding-top:140px}.pause-overlay h2{font-size:38px}.page-heading{padding:35px 3px 28px}.page-heading h1{font-size:38px;letter-spacing:-1.6px;line-height:1.15}.page-heading .eyebrow{font-size:8px;margin-bottom:13px}.page-heading .lead{font-size:13px}.atlas-layout{display:flex;flex-direction:column;gap:20px}.atlas-nav{display:flex;gap:5px;overflow-x:auto;width:100%;position:static;padding:7px;scrollbar-width:thin;border-radius:7px}.atlas-nav button{flex-shrink:0;min-height:48px;padding:9px 12px;width:auto}.atlas-nav span{font-size:11px}.atlas-nav small{display:none}.atlas-content{width:100%;min-width:0}.atlas-card{padding:20px 16px}.atlas-card h2{font-size:27px}.atlas-card h2 span{font-size:12px}.atlas-card>.case-map{margin:0 -5px}.atlas-card>.lead{font-size:13px}.atlas-card>.secondary{width:100%}.reflex-table{padding:23px 16px}.reflex-table h2{font-size:21px}.definition-row{gap:20px}.reflex-table table{font-size:11px}.reflex-table th,.reflex-table td{padding:11px 8px}.exam-guide{padding:32px 0}.section-title h2{font-size:24px}.section-title>.eyebrow{font-size:8px}.guide-grid{grid-template-columns:1fr;gap:13px}.guide-grid article{padding:20px;display:grid;grid-template-columns:24px 1fr;gap:0 10px}.guide-grid article .step-number{grid-row:1/4}.guide-grid h3{font-size:16px;margin-bottom:10px}.guide-grid p{grid-column:2;font-size:12px}.guide-grid .source-links{grid-column:2;margin-bottom:0}.flash-section{grid-template-columns:1fr;gap:23px;padding:32px 0}.flash-section h2{font-size:28px;margin:10px 0}.flash-section .eyebrow{font-size:8px}.flash-card{padding:23px}.flash-card h3{font-size:19px}.flash-card .secondary{font-size:11px}.imaging-intro{flex-direction:column;align-items:flex-start;gap:15px;padding:20px}.imaging-intro p{font-size:12px}.imaging-intro .primary{width:100%}.imaging-grid{grid-template-columns:1fr;gap:23px}.image-open{min-height:180px;padding:17px 13px 10px}.imaging-card-copy{padding:22px}.imaging-card-copy h2{font-size:23px}.imaging-card-copy p{font-size:12px}.imaging-notes{padding:22px}.imaging-notes h3{font-size:17px}.imaging-notes p{font-size:12px}.results-page{padding:35px 0}.results-page>h1{font-size:37px;letter-spacing:-1.7px}.results-page>.lead{font-size:13px}.result-stats{padding:23px 10px;margin:24px 0}.result-stats strong{font-size:33px}.result-stats span{font-size:9px}.result-list button{padding:16px 13px;gap:11px}.result-list small{font-size:9px;line-height:1.5}.result-list strong{font-size:11px}.result-list b{font-size:12px}.result-actions{gap:10px}.result-actions>.primary{width:100%}.result-actions .secondary{flex:1;font-size:11px;padding:12px}.progress-grid{grid-template-columns:1fr 1fr;gap:10px}.progress-grid article{padding:16px 12px}.progress-grid h3{font-size:12px}.progress-grid article span{font-size:9px}.progress-grid small{font-size:8px}.progress-grid article>div:first-child{gap:6px;align-items:flex-start;flex-direction:column}.sources-summary{grid-template-columns:1fr 1fr;padding:22px;gap:20px}.sources-summary b{font-size:32px}.sources-summary span{font-size:10px;max-width:150px}.source-notes{padding:28px 4px}.source-notes h2{font-size:23px}.source-notes p{font-size:12px}.source-decks{grid-template-columns:1fr;gap:20px}.source-decks h2{font-size:20px;padding:22px}.source-decks section button{padding:15px;gap:15px}.source-decks button span{font-size:12px}.source-decks button b{font-size:11px}dialog{width:calc(100% - 20px);max-height:calc(100dvh - 20px);padding:27px 19px;border-radius:12px}.modal-close{right:10px;top:10px;width:34px;height:34px}#modal-title{font-size:24px;margin-right:25px}#modal-content>p{font-size:12px}.slide-text{font-size:12px;padding:18px}.source-figure{padding:10px}.source-figure figcaption{font-size:8px}.zoom-control{gap:10px;font-size:10px}.image-viewport{max-height:60vh}.circuit{padding:10px 0}.circuit h3{font-size:20px}.circuit p{font-size:12px}.ct-tabs button{font-size:9px;min-height:44px}.toast{font-size:11px;padding:13px 17px;bottom:20px}.source-links{gap:0 12px}footer{margin:0 20px;padding:20px 0;gap:10px;font-size:9px}footer>span:first-child{font-size:7px;letter-spacing:.7px}footer>span:last-child{font-size:8px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{.site-header,footer,.answer-section,.feedback-actions,.round-header,.round-track,.map-download,.atlas-nav,.modal-close{display:none!important}main{max-width:none;padding:0}.case-layout{display:block}.exam-panel{break-inside:avoid}.localize-panel{margin-top:20px}.case-map{print-color-adjust:exact;-webkit-print-color-adjust:exact}.neuro-map{max-height:400px}.page-heading{padding:10px 0}.atlas-layout{display:block}}

/* Keep rapid-round answers within reach while the student reads the exam. */
@media(min-width:901px){.localize-panel .neuro-map{max-height:345px}.answer-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.answer{min-height:59px;padding:11px 10px;gap:8px}.answer>span{font-size:12px}.answer small{font-size:8px}.answer kbd{width:19px}.case-map .map-note{padding:9px 15px}.exam-panel{padding:20px 24px}.finding{padding:11px 0}.exam-panel .time-track{margin-bottom:18px}}
@media(min-width:651px) and (max-width:900px){.localize-panel .neuro-map{max-height:290px}}
@media(max-width:650px){body.answering .answer-section{position:fixed;left:0;right:0;bottom:0;z-index:8;padding:10px 18px calc(12px + env(safe-area-inset-bottom));background:#f4f3edf8;border-top:1px solid #ccd5c3;box-shadow:0 -6px 20px #1f3e2f0c;backdrop-filter:blur(10px)}body.answering .answer-heading{margin:0 0 9px}body.answering .answer-heading h2{font-size:15px}body.answering .answer-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}body.answering .answer{min-height:44px;padding:8px 7px;gap:5px}body.answering .answer small{display:none}body.answering .answer>span{font-size:11px;line-height:1.25}body.answering .answer kbd{font-size:7px;width:14px;height:20px}body.answering .play{padding-bottom:270px}body.answering footer{padding-bottom:210px}}

.map-tools{display:flex;align-items:center;gap:18px}.diagram-viewport{overflow:auto;background:#12382d;border-radius:10px;overscroll-behavior:contain}.diagram-viewport svg{width:100%;min-width:780px;max-height:none}.answer-grid.spinal-answers{grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:650px){body.answering .answer-grid.spinal-answers{grid-template-columns:repeat(2,minmax(0,1fr))}.map-tools{gap:12px}.map-download{min-height:32px}.diagram-viewport{max-height:65vh}}

/* Private course access uses the same quiet study-room palette. */
.settings-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:28px;max-width:1080px;margin:0 auto 80px}.settings-card,.private-course-card{padding:34px;border:1px solid var(--line,#d9dfd9);border-radius:18px;background:var(--paper,#fffdf7)}.settings-card h2,.private-course-card h2{font-size:30px;line-height:1.15;margin:8px 0 22px}.settings-card p,.private-course-card p{line-height:1.65}.settings-card-heading{display:flex;gap:18px;align-items:center}.settings-lock{font-size:32px;color:#426652}.settings-card-heading h2{margin-bottom:0}.settings-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.settings-actions .primary,.private-course-card .primary{display:inline-flex;align-items:center;text-decoration:none}.settings-card form{display:grid;gap:12px;margin-top:24px;max-width:430px}.settings-card label{font-weight:600}.settings-card input{min-width:0;width:100%;box-sizing:border-box;border:1px solid #81988b;border-radius:8px;background:white;color:#173e32;padding:14px;font:inherit;font-size:18px}.settings-card input:focus-visible{outline:3px solid #d4a550;outline-offset:3px}.settings-card button:disabled{opacity:.6;cursor:wait}#course-access-message{min-height:1.6em;color:#315743}.teaching-credit{background:#edf2e9}.private-course-card{max-width:700px;margin:40px auto}.private-course-card .small{margin-top:24px}.site-header nav{gap:20px}footer{flex-wrap:wrap;gap:16px}
@media(max-width:850px){.settings-grid{grid-template-columns:1fr;margin-bottom:40px;gap:18px}.settings-card,.private-course-card{padding:24px}.site-header nav{gap:17px;max-width:100%;overflow-x:auto}.settings-card h2,.private-course-card h2{font-size:26px}}
@media(max-width:650px){.site-header nav{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;height:48px;overflow:visible}.site-header nav a{white-space:normal;justify-content:center;text-align:center;line-height:1.25;font-size:10px;min-width:0}}