/* Nurse.org learning layout patterns, with Universities.com brand tokens.
   Course content, section counts, permissions and scoring stay server-owned. */
:root{--accent:#225c8c;--accent-dark:#174467;--accent-soft:#edf4fa;--ink:#212529;--muted:#5f6b7a;--border:#dce2ea;--surface:#fff;--page:#f5f7fb;--radius:12px;font-size:16px;line-height:1.55;background:var(--page);color:var(--ink)}
body{background:var(--page)}
.site-header{padding:16px max(24px,calc((100% - 1120px)/2));min-height:76px;gap:24px;background:#fff;border-bottom:1px solid var(--border)}
.brand{display:inline-flex;align-items:center;min-height:44px}.brand img{width:218px;height:auto;max-width:100%}
.site-header nav{display:flex;align-items:center;flex-wrap:wrap;gap:20px;font-size:14px;font-weight:600}.site-header nav a{margin:0;text-decoration:none}
main{max-width:1168px;margin:32px auto 64px;padding:0 24px}h1{font-size:clamp(28px,3.4vw,40px);line-height:1.2;margin:0 0 16px;max-width:none}h2{font-size:24px;margin:28px 0 14px}h3{font-size:19px}p{margin:0 0 16px}.intro{font-size:20px;color:var(--muted);max-width:780px}.muted,small,.helptext{color:var(--muted)}
a{text-underline-offset:3px}a:hover{color:var(--accent-dark)}button,.button{border-radius:9px;min-height:44px;padding:11px 19px;font-size:16px;font-weight:600;background:var(--accent);border:1px solid transparent;line-height:1.4}button:hover,.button:hover{background:var(--accent-dark);color:#fff}.secondary{background:#fff;color:var(--accent);border:1px solid #aeb8c6}.secondary:hover{background:var(--accent-soft);color:var(--accent-dark)}button:disabled{cursor:not-allowed}.text-button{background:transparent;border:0;color:var(--accent);text-decoration:underline;padding:8px}
.card{border:1px solid var(--border);padding:24px;border-radius:var(--radius);box-shadow:0 2px 5px #22304e08;margin:0 0 20px}.card h2:first-child,.card h3:first-child{margin-top:0}.cards{gap:20px;margin:24px 0}.cards>.card{margin:0;min-width:0}.card a:not(.button){padding:3px 0;min-height:0}.card>.button{margin-top:8px}.eyebrow{font-size:12px;letter-spacing:.08em;margin:0 0 6px;color:var(--accent)}
.hero-card{background:var(--surface);border:1px solid var(--accent);padding:26px;border-radius:12px;margin:20px 0}.hero-card p{color:var(--muted)}.hero-card h2{margin:0 0 10px;font-size:26px}.hero-card .eyebrow{color:var(--accent)}.action-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.action-row form{margin:0}
.course-shell{margin-bottom:28px;padding:0 0 14px}.course-heading{align-items:center}.course-heading>strong{font-size:15px}.course-nav{gap:4px;margin-top:10px}.course-nav a{font-size:14px;padding:9px 13px;border-radius:8px}.course-nav a[aria-current]{background:var(--accent-soft);color:var(--accent);box-shadow:inset 0 -3px var(--accent)}.subject-picker{font-size:14px;position:relative}.subject-picker summary{min-height:36px}.subject-picker ul{background:#fff;border:1px solid var(--border);border-radius:10px;padding:12px;max-height:320px;overflow:auto;min-width:230px}.subject-picker a{padding:9px}.notice{background:var(--accent-soft);border:1px solid #c6d9e8;border-radius:10px;padding:13px 18px;font-size:14px}.site-footer{background:#fff;padding:28px 24px;font-size:14px}.site-footer p{margin-bottom:6px}
input:not([type=checkbox]):not([type=radio]):not([type=hidden]),select{border:1px solid #aeb8c6;border-radius:8px;min-height:44px;background:#fff;color:var(--ink)}input[type=checkbox],input[type=radio]{accent-color:var(--accent);flex:none}.table-scroll{max-width:100%;overflow:auto}table{border-collapse:collapse;width:100%;background:#fff}td,th{padding:12px 16px;border-bottom:1px solid var(--border);text-align:left}caption{text-align:left;font-weight:600;margin-bottom:10px}progress{height:10px;border:0;border-radius:12px;overflow:hidden;background:#e9edf3}progress::-webkit-progress-bar{background:#e9edf3}progress::-webkit-progress-value{background:var(--accent);border-radius:12px}progress::-moz-progress-bar{background:var(--accent)}
.page-intro{margin-bottom:28px}.centered-intro{text-align:center;max-width:800px;margin:0 auto 32px}.centered-intro .intro{margin-left:auto;margin-right:auto}.page-icon{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;background:var(--accent-soft);color:var(--accent);border-radius:16px;font-size:28px;margin-bottom:16px}.badge{display:inline-flex;align-items:center;background:var(--accent-soft);border-radius:20px;font-size:12px;font-weight:600;color:var(--accent);padding:5px 10px}.info-panel{background:var(--accent-soft);border:1px solid #cfdeec;border-radius:12px;padding:20px;margin:20px 0}.info-panel p:last-child{margin-bottom:0}
/* Dashboard: next action, four study shortcuts, exam strip, disclosures. */
.dashboard-page h1{font-size:24px;margin-bottom:6px}.dashboard-page .welcome-sub{color:var(--muted);margin-bottom:24px}.study-shortcuts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:16px 0 28px}.study-shortcuts a{display:block;margin-right:0;border:1px solid #cdd6e4;background:#fff;border-radius:12px;padding:20px;text-decoration:none;color:var(--ink);min-width:0}.study-shortcuts a:hover{border-color:var(--accent);background:var(--accent-soft)}.study-shortcuts strong{display:block;color:var(--accent);margin-bottom:9px;font-size:15px}.study-shortcuts span{font-size:14px;color:var(--muted);display:block}.study-shortcuts a:first-child{border-style:dashed;border-width:2px}.dashboard-page>h2{font-size:20px}.dashboard-page details.card{padding:0;border:0;box-shadow:0 1px 3px #10284013}.dashboard-page details.card>summary{padding:16px 20px;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}.dashboard-page details.card>summary::after{content:'⌄';color:var(--muted)}.dashboard-page details.card[open]>summary::after{content:'⌃'}.dashboard-page details.card>summary::-webkit-details-marker{display:none}.disclosure-body{padding:0 20px 20px}.exam-status{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;background:#fff;border-radius:14px;padding:16px 20px;box-shadow:0 1px 3px #10284014;margin:24px 0}.exam-status p{margin:0}.exam-status .accuracy{flex:1;min-width:220px;max-width:440px}.exam-status small{margin-bottom:6px}.dashboard-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:24px 0}.dashboard-grid .card{margin:0}.dashboard-grid h2{font-size:20px}.history-row{display:flex;justify-content:space-between;gap:20px;align-items:center;border-bottom:1px solid var(--border);padding:16px 0}.history-row h3{margin:0 0 4px;font-size:16px}.history-row p{font-size:14px;color:var(--muted);margin:0}.history-row .history-score{font-size:20px;font-weight:700;color:var(--accent);white-space:nowrap}
/* Catalog and subject choice use two columns, not a strip of four small cards. */
.guide-page .subject-cards,.subject-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.subject-cards .card{padding:28px;border:0;box-shadow:0 2px 12px #1028400d}.subject-cards h2{font-size:24px}.subject-cards ul{color:var(--muted);padding-left:20px}.subject-cards li{margin:8px 0}.guide-page .lesson-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.guide-search,.filter-bar{display:flex;gap:12px;flex-wrap:wrap;align-items:end;background:#fff;border:1px solid var(--border);padding:20px;border-radius:12px;margin:24px 0}.guide-search label{width:auto}.filter-bar label{margin:0}.filter-bar select{margin-top:6px}.choice-form{padding:28px}.choice-form fieldset{border:0;padding:0;margin:0 0 20px}.choice-form legend{font-size:24px;margin-bottom:8px}.subject-choice{display:flex;gap:12px;align-items:flex-start;border:2px solid #cdd6e4;border-radius:12px;padding:18px;cursor:pointer;margin:0;min-width:0}.subject-choice:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}.subject-choice:focus-within{outline:3px solid var(--accent);outline-offset:3px}.subject-choice input{margin-top:5px}.subject-choice strong{display:block}.subject-choice small{margin-top:5px}.exam-form-card{padding:28px}.exam-sections{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;list-style:none;padding:0;margin:24px 0}.exam-sections li{border:1px solid var(--border);border-radius:10px;padding:16px;font-size:14px}.exam-page .cards{grid-template-columns:1fr}.exam-page .card h2{font-size:24px}
/* Learning hub and plans retain source, access and save semantics. */
.learning-steps{display:flex;flex-wrap:wrap;gap:12px;list-style:none;counter-reset:steps;padding:0;margin:20px 0 0}.learning-steps li{counter-increment:steps;display:flex;gap:9px;align-items:center;color:var(--muted);font-size:14px}.learning-steps li::before{content:counter(steps);display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-weight:700}.learning-page>.cards{display:block;background:#fff;border:1px solid var(--border);border-radius:16px;padding:0 24px}.learning-page>.cards>.card{box-shadow:none;border:0;border-bottom:1px solid var(--border);border-radius:0;padding:24px 0;margin:0;display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:24px}.learning-page>.cards>.card>h2,.learning-page>.cards>.card>p,.learning-page>.cards>.card>details{grid-column:1}.learning-page>.cards>.card>form{grid-column:2;grid-row:2/5;align-self:center}.learning-page>.cards>.card h2{font-size:20px}.learning-page .page-intro{background:#fff;border:1px solid var(--border);padding:28px;border-radius:16px}.plan-page{max-width:780px;margin:auto}.plan-page>.page-intro{text-align:center;background:var(--accent-soft);padding:28px;border-radius:14px}.plan-page .hero-card{border-color:#198754}.plan-page .lesson-list li{border:0;border-bottom:1px solid var(--border);border-radius:0;margin:0;padding:16px 0}.plan-page details{background:#fff;border-radius:12px;padding:12px 20px;margin:18px 0}.plan-page details .card{border:0;padding:0;box-shadow:none}.learning-session-page{max-width:800px;margin:auto}.learning-session-page>h2{font-size:22px}
.reader-body .lesson{padding:28px 32px;box-shadow:0 2px 12px #10284008;border:1px solid var(--border)}.contents-rail{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px;font-size:14px}.contents-rail h2{margin-top:0}.contents-rail a{padding:6px 0;min-height:36px}.lesson h2{font-size:25px}.lesson h3{font-size:20px}.lesson p{color:#344054}.lesson-adjacent{padding:20px 0;border-top:1px solid var(--border)}.lesson-adjacent a{max-width:47%}.reader-body .card{margin-top:20px}.lesson-list{margin:16px 0}
.result-page>.result-header,.diagnostic-results>.result-header{text-align:center;background:#fff;border:1px solid var(--border);border-radius:16px;padding:28px;margin-bottom:24px}.score-circle{width:140px;height:140px;border-radius:50%;background:var(--accent);color:white;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:38px;font-weight:700}.result-page .score{font-size:22px}.result-page>.cards{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.result-question-list{background:#fff;border:1px solid var(--border);border-radius:12px;padding:12px;font-size:14px}.result-workspace>div{min-width:0}.result-workspace .card h3{font-size:20px}.diagnostic-page,.diagnostic-results{max-width:760px;margin:auto}.diagnostic-page .steps-card{padding:28px}.diagnostic-page li{margin:12px 0}.diagnostic-page .start-action{text-align:center}.diagnostic-results>form{background:#fff;border:1px solid var(--border);padding:24px;border-radius:12px}.diagnostic-results>form input{width:100%;margin-bottom:16px}
.auth-page{max-width:480px;margin:48px auto;background:#fff;border:1px solid var(--border);border-radius:16px;padding:32px;box-shadow:0 8px 30px #22304e0d}.auth-page h1{font-size:28px;text-align:center}.auth-page>.eyebrow{text-align:center}.auth-page input:not([type=checkbox]):not([type=hidden]),.auth-page button{width:100%}.auth-page label{font-weight:600;font-size:14px}.auth-page .helptext,.auth-page ul{font-size:13px}.auth-page>p{font-size:14px;text-align:center}.auth-page form{margin:24px 0}.catalog-page .cards{grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr))}.landing-page .landing-hero{background:linear-gradient(135deg,var(--accent-soft),#fff);border:1px solid var(--border);padding:48px;border-radius:20px;text-align:center;margin:0 0 32px}.landing-hero .intro{margin:0 auto 24px}.landing-hero .action-row{justify-content:center}.landing-page .cards .card{padding:28px}
@media(max-width:800px){.study-shortcuts{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-grid{grid-template-columns:1fr}.reader-body .lesson{padding:22px}.site-header{padding:12px 20px}.site-header nav{gap:14px}.brand img{width:190px}.guide-page .lesson-cards{grid-template-columns:1fr}.course-nav{display:flex}.result-question-list{max-height:180px}.learning-page>.cards>.card{display:block}.learning-page>.cards>.card>form{margin:12px 0}.lesson-adjacent a{max-width:100%}}
@media(max-width:600px){main{margin:20px auto 40px;padding:0 16px}.site-header{display:flex;flex-wrap:wrap;gap:8px}.site-header nav{margin:0;font-size:13px}.brand img{width:174px}.site-header .button{font-size:13px;padding:8px 12px;min-height:40px}.course-heading{display:flex}.course-nav{display:grid}.course-shell{margin-bottom:20px}.card,.hero-card{padding:20px}.hero-card h2{font-size:22px}.dashboard-page h1{font-size:23px}.dashboard-page .welcome-sub{display:none}.study-shortcuts{grid-template-columns:1fr;gap:10px;margin-bottom:24px}.study-shortcuts a{padding:14px}.study-shortcuts strong{font-size:14px}.study-shortcuts span{font-size:13px}.dashboard-page .hero-card{padding:18px}.dashboard-page .hero-card .button{width:100%;text-align:center}.exam-status{padding:14px}.guide-page .subject-cards,.subject-choices{grid-template-columns:1fr}.subject-cards .card,.choice-form{padding:20px}.guide-search{display:flex;align-items:stretch}.guide-search label{width:100%}.filter-bar{padding:16px}.filter-bar label{flex:1;min-width:120px}.auth-page{padding:24px;margin:20px auto}.landing-page .landing-hero{padding:28px 20px}.landing-hero .action-row{display:grid}.landing-hero h1{font-size:32px}.result-page>.cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.result-page>.cards .card{padding:14px}.result-page>.cards h2{font-size:17px}.plan-page>.page-intro,.learning-page .page-intro{padding:20px}.history-row{align-items:flex-start}.history-score{font-size:16px!important}}

/* Secondary learning families share the reference's framed, readable workspace. */
.site-header{padding:14px max(20px,calc((100% - 1280px)/2));position:relative;z-index:20}.site-header .brand{flex:none}.site-header .desktop-site-links{flex-wrap:nowrap;gap:16px;font-size:13px}.site-header .site-login{display:inline-block;border:1px solid var(--accent);border-radius:6px;padding:7px 12px;text-decoration:none;white-space:nowrap}.site-header .mobile-site-controls{display:none}.site-menu summary{padding:7px 10px;border:1px solid var(--border);border-radius:6px;min-height:36px;list-style:none}.site-menu summary::-webkit-details-marker{display:none}.site-menu nav{position:absolute;top:100%;left:0;right:0;background:#fff;padding:20px;box-shadow:0 8px 16px #0002;display:grid;gap:0;max-height:75vh;overflow:auto}.site-menu nav a{padding:12px}.site-footer{background:#edf4fa;border-top:1px solid #d1d5db;padding:16px 24px;font-size:11px}.footer-brand{max-width:1120px;margin:0 auto 12px;display:flex;align-items:center;gap:24px;text-align:left}.footer-brand img{width:174px;height:auto}.site-footer nav{margin:8px 0}.site-footer nav a{margin:0 8px}.site-footer p{font-size:11px;margin:3px 0}
@media(max-width:1100px){.site-header .desktop-site-links{display:none}.site-header .mobile-site-controls{display:flex;align-items:center;gap:12px;margin-left:auto}.site-header{flex-wrap:nowrap;gap:12px}.site-header .brand img{width:174px}.site-menu summary span{display:none}}
@media(max-width:767px){.footer-brand{display:none}.site-header{padding:12px 16px}.site-header .site-login{font-size:12px;padding:6px 9px}.site-header .mobile-site-controls{gap:8px}.site-header .brand img{width:160px}}
@media(max-width:360px){.site-header .brand img{width:140px}.site-header{gap:8px}.site-header .mobile-site-controls{gap:6px}}
.secondary-page,.smart-practice-page,.recall-page,.practice-page,.practice-options-page{max-width:960px;margin:auto}
.chooser-page{max-width:900px;margin:auto}.chooser-page>.eyebrow,.chooser-page>h1{text-align:center}.progress-page{max-width:960px;margin:auto}.progress-page>.page-intro{background:#fff;border:1px solid var(--border);border-radius:16px;padding:28px;margin-bottom:24px}.progress-page>.card,.progress-page>details{box-shadow:0 2px 8px #1028400a}
.secondary-page{background:#fff;border:1px solid var(--border);border-radius:16px;padding:28px}
.secondary-page>.dashboard-page{background:transparent}.secondary-page>h1{font-size:28px;margin-top:0}
.smart-practice-page>.page-intro,.recall-page>.page-intro,.practice-page>.page-intro,.practice-options-page>.page-intro,.learning-session-page>.page-intro{background:#fff;border:1px solid var(--border);border-radius:16px;padding:28px;margin-bottom:24px}
.smart-practice-page>.page-intro,.recall-page>.page-intro{border-top:4px solid var(--accent)}
.practice-options-page .cards{grid-template-columns:repeat(3,minmax(0,1fr))}.practice-options-page .card{display:flex;flex-direction:column}.practice-options-page .card .button{margin-top:auto}
.practice-page .cards{grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr))}
.guide-page .guide-section{background:#fff;border:1px solid var(--border);border-radius:16px;padding:24px;margin:20px 0}.guide-section>.lesson-list li{border:0;border-bottom:1px solid var(--border);border-radius:0;padding:16px 0}
.reader-page .reader-intro{background:#fff;border:1px solid var(--border);border-radius:14px;padding:24px 28px;margin-bottom:20px}.reader-intro h1{font-size:clamp(25px,3vw,36px);margin-bottom:12px}.reader-intro nav{font-size:14px;margin-bottom:16px}
.contents-rail ol{list-style:none;padding:0;margin:0}.contents-rail nav a{display:block;margin:0;padding:10px 12px;border-radius:7px;border-left:3px solid transparent;text-decoration:none;color:var(--ink)}
.contents-rail nav a:hover,.contents-rail nav a[aria-current]{border-left-color:var(--accent);background:var(--accent-soft);color:var(--accent)}
.reader-page .lesson section:target{scroll-margin-top:24px}.reader-page .lesson{border-radius:14px}.reader-page .lesson>section{padding:8px 0 16px}.reader-page .lesson>section+section{border-top:1px solid var(--border)}
.reader-page fieldset[data-item]{border:0;padding:0;margin:20px 0;min-width:0}.reader-page fieldset[data-item] legend{font-size:20px;font-weight:600;margin-bottom:16px}.reader-page fieldset[data-item]>label{display:flex;align-items:flex-start;gap:12px;border:1px solid var(--border);border-radius:10px;padding:14px;margin:10px 0;cursor:pointer}.reader-page fieldset[data-item]>label:has(input:checked){background:var(--accent-soft);border-color:var(--accent)}.reader-page fieldset[data-item]>label input{margin-top:4px}.reader-page fieldset[data-item]>label:focus-within{outline:3px solid #ffc902;outline-offset:2px}
.learning-session-content>h2:first-child{margin-top:0}.learning-session-content>form{margin:20px 0}.learning-session-footer{display:flex;flex-wrap:wrap;gap:8px;font-size:14px}
.score-summary{color:var(--accent);font-size:32px!important;font-weight:700;margin:12px 0}.result-page>form.filter-bar{justify-content:center}
button:disabled:hover{background:var(--accent);color:#fff}.secondary:disabled:hover{background:#fff;color:var(--accent)}
@media(max-width:760px){.practice-options-page .cards{grid-template-columns:1fr}.reader-page .reader-intro,.secondary-page,.smart-practice-page>.page-intro,.recall-page>.page-intro,.practice-page>.page-intro,.practice-options-page>.page-intro,.learning-session-page>.page-intro{padding:20px}.guide-page .guide-section{padding:20px}}