/* Public learning surfaces. Forms, exam copies, scoring and print documents retain
   their existing contracts. No external fonts or decorative image downloads. */
:root{--campus-paper:#faf9f5;--campus-ink:#17324d;--campus-muted:#52657b;--campus-action:#354faf;--campus-teal:#176e70;--campus-line:#d5dedf}
@media screen{
 body:has(.campus-home,.campus-space,.learning-workspace,.course-layout){background:var(--campus-paper)}
 .campus-home,.campus-space{color:var(--campus-ink)}
 .campus-home a:focus-visible,.campus-space a:focus-visible,.campus-space input:focus-visible{outline:3px solid #a76320;outline-offset:4px}
 .campus-eyebrow{font-size:12px;font-weight:750;letter-spacing:.08em;text-transform:uppercase;color:var(--campus-teal);line-height:1.5}
 .campus-intro{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center;padding:22px 0 40px}
 .campus-welcome h1{font-size:clamp(32px,3.7vw,48px);line-height:1.08;letter-spacing:-.045em;margin:16px 0;font-weight:800;max-width:13em;overflow-wrap:break-word}
 .campus-subtitle{font-size:19px;line-height:1.55;max-width:28em;color:var(--campus-muted)}
 .campus-byline{font-size:14px;margin-top:14px;color:var(--campus-muted)}
 .campus-paths{display:grid;margin-top:30px;gap:12px}
 .campus-path{display:flex;align-items:center;gap:16px;padding:15px 18px;min-height:88px;background:white;border:1px solid var(--campus-line);border-radius:14px;text-decoration:none}
 .campus-path:hover{border-color:var(--campus-action);background:#f1f3ff}
 .campus-year{font-size:36px;line-height:1;font-weight:750;letter-spacing:-.06em;color:var(--campus-action);min-width:43px;font-variant-numeric:lining-nums}
 .campus-year sup{font-size:17px;vertical-align:super}
 .campus-path strong{display:block;font-size:19px}
 .campus-path small{display:block;font-size:13px;color:var(--campus-muted);margin-top:3px;line-height:1.5}
 .campus-arrow{margin-left:auto;font-size:23px;color:var(--campus-action);flex-shrink:0}
 .campus-demo{margin:0;background:#eaf2ef;border:1px solid #c2d8cf;border-radius:22px;padding:30px;position:relative}
 .campus-demo h2{font-size:clamp(26px,2.5vw,33px);font-weight:750;letter-spacing:-.03em;line-height:1.2;margin:12px 0 25px}
 .campus-code{background:#17324d;color:white;padding:15px 18px;border-radius:10px;min-width:0}
 .campus-code>span{display:block;font-size:12px;color:#bfd5e2;margin-bottom:8px}
 .campus-code code{display:block;overflow-x:auto;white-space:pre;font:500 20px/1.5 Consolas,'DejaVu Sans Mono',monospace;overflow-wrap:normal;word-break:normal}
 .campus-memory{display:grid;grid-template-columns:1fr auto 1fr;gap:13px;align-items:center;margin:22px 0}
 .campus-memory>div{border:1px solid #a9c3b8;background:#fafdfb;text-align:center;border-radius:12px;padding:10px}
 .campus-memory>div:last-child{border:2px solid var(--campus-teal);padding:9px}
 .campus-memory span{font-size:13px;color:var(--campus-muted)}
 .campus-memory code{display:block;font:15px/1.6 Consolas,'DejaVu Sans Mono',monospace;color:var(--campus-ink)}
 .campus-memory strong{display:block;font:600 38px/1.2 Consolas,'DejaVu Sans Mono',monospace;color:var(--campus-teal)}
 .campus-memory .campus-operation{font-size:17px;font-weight:700;white-space:nowrap}
 .campus-demo p{font-size:16px;line-height:1.6;color:#36594f}
 .campus-demo-link{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:44px;font-weight:750;margin-top:16px;text-underline-offset:4px;color:#145c58}
 .campus-class{display:flex;justify-content:space-between;align-items:center;gap:28px;border-block:1px solid var(--campus-line);padding:28px 0}
 .campus-class h2{font-size:24px;letter-spacing:-.03em;margin:4px 0 7px}.campus-class p:not(.campus-eyebrow){font-size:15px;line-height:1.6;color:var(--campus-muted);max-width:39em}
 .campus-class-actions{display:flex;gap:10px;flex-wrap:wrap;flex-shrink:0}.campus-class-actions .btn{min-height:48px;font-size:14px}
 .campus-class-actions .primary{background:var(--campus-action)}
 .campus-note{display:flex;align-items:flex-start;gap:12px;padding:22px 0;color:var(--campus-muted);font-size:14px;line-height:1.65}
 .campus-note>svg{width:20px;height:20px;flex:0 0 20px;margin-top:2px}
 .campus-back{display:inline-flex;align-items:center;min-height:44px;font-size:14px;text-decoration:none;font-weight:650;color:var(--campus-muted)}
 .campus-space-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:8px 0 25px;border-bottom:1px solid var(--campus-line);margin-bottom:25px}
 .campus-space-heading h1{font-size:40px;line-height:1.2;letter-spacing:-.04em;margin-top:6px}
 .campus-space-heading h1 span{display:block;font-size:14px;line-height:1.6;letter-spacing:0;font-weight:500;color:var(--campus-muted);margin-top:9px}
 .campus-levels{display:flex;gap:6px;border:1px solid var(--campus-line);border-radius:12px;background:white;padding:5px}
 .campus-levels a{display:flex;align-items:center;justify-content:center;min-width:64px;min-height:44px;text-decoration:none;border-radius:8px;font-weight:700}
 .campus-levels a[aria-current]{background:var(--campus-ink);color:white}
 .campus-catalog-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;align-items:start;gap:36px}
 .campus-catalog{min-width:0}.campus-search{display:grid;gap:7px;font-size:14px;font-weight:650;color:var(--campus-muted)}
 .campus-shortcuts{display:none}
 .campus-search input{width:100%;min-height:48px;border:1px solid #a6b8c5;border-radius:10px;padding:11px 14px;background:white;font-size:16px;color:var(--campus-ink)}
 .campus-search-result{font-size:14px;color:var(--campus-muted);margin-top:8px}.campus-search-result:empty{display:none}
 .campus-course-group>h2{font-size:19px;letter-spacing:-.02em;margin:24px 0 12px}
 .campus-course-list{display:grid;gap:0;border-top:1px solid var(--campus-line)}
 .campus-course{display:flex;align-items:center;gap:16px;padding:21px 10px;border-bottom:1px solid var(--campus-line);text-decoration:none;background:transparent}
 .campus-course:hover{background:#edf2ef}.campus-course>div{min-width:0}
 .campus-course-icon{display:grid;place-items:center;width:44px;height:44px;flex:0 0 44px;background:#e7eeeb;color:var(--campus-teal);border-radius:12px}
 .campus-course-icon svg{width:25px;height:25px}.campus-course h3{font-size:19px;line-height:1.35;margin:0 0 5px;letter-spacing:-.02em}.campus-course p{font-size:14px;line-height:1.5;color:var(--campus-muted)}
 .campus-course>div>span{display:block;color:var(--campus-teal);font-size:12px;font-weight:600;margin-top:8px}
 .campus-practice{background:#eaf0fc;border:1px solid #cbd5ed;border-radius:16px;padding:24px;position:sticky;top:calc(var(--pki-header-size) + 16px)}
 .campus-practice h2{font-size:28px;letter-spacing:-.03em;margin:7px 0 13px}.campus-practice>p:not(.campus-eyebrow){font-size:16px;line-height:1.6;color:var(--campus-muted)}
 .campus-practice>a{display:block;background:white;border:1px solid #bdcbed;border-radius:10px;padding:15px;margin-top:16px;text-decoration:none}
 .campus-practice>a:hover{border-color:var(--campus-action)}.campus-practice>a>strong{display:flex;justify-content:space-between;gap:8px;font-size:17px;color:var(--campus-action)}
 .campus-practice>a>span{display:block;font-size:13px;margin-top:5px;color:var(--campus-muted)}
 .campus-practice-note{font-size:13px;line-height:1.6;color:var(--campus-muted);margin-top:20px}.campus-empty{padding:22px 0;font-size:17px}
 /* Compact learning chrome, with all save and verification states still visible. */
 .learning-workspace .learning-heading h1{font-size:26px}.learning-workspace .learning-back{min-height:32px}
 .learning-workspace .learning-identity{margin:5px 0 6px}
 .learning-dock{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:0 24px;background:white;padding:10px 14px;border-radius:12px;box-shadow:none}
 .learning-dock .learning-nav{margin:0;grid-column:2;grid-row:1;align-self:center}.learning-dock .learning-sync{grid-column:1/-1;margin-top:5px}
 .learning-card{border-radius:14px;box-shadow:none}.learning-card .ex-head{padding:16px 22px;border-radius:14px 14px 0 0;background:#edf2ed}
 .learning-card .ex-head h2{margin-bottom:4px;text-wrap:balance}.learning-exercise-eyebrow{margin-bottom:6px}.learning-card .ex-body{padding-top:0}
 .learning-card .answer-card{padding-top:16px}.learning-card .answer-info{margin-bottom:5px}
 .course-toolbar{margin:0 0 14px}.course-layout{gap:24px}.course-layout>.lesson-aside{padding:8px;border-radius:12px;background:transparent;border-color:var(--campus-line)}
 .course-layout .lesson-aside summary{padding:9px;min-height:44px;font-size:15px;line-height:1.5}
 .course-layout>.card#lesson-main{padding:24px;border-radius:16px;box-shadow:none}
 .course-layout .lesson-content>h1{margin:8px 0!important;line-height:1.18}
 .course-layout .lesson-objective{margin:5px 0;font-size:18px;line-height:1.55;color:var(--campus-muted)}
 .course-layout .study-tabs{margin:16px 0 12px;position:static;background:#edf1ed;border-radius:10px}
 .course-layout .study-tabs button[aria-selected=true]{background:var(--campus-ink);color:white;box-shadow:none}
 .course-layout .study-pane>.pro-notice{padding:10px 14px;margin:12px 0;background:#faf6e8;border-color:#e7d9b6}
 .course-layout .study-pane>.pro-notice>p{margin:4px 0;font-size:18px;line-height:1.55}
 .course-layout .course-visual{margin:16px 0;padding:18px;border-radius:14px}
}
@media screen and (max-width:980px){
 .campus-intro{gap:28px}.campus-demo{padding:24px}.campus-class{align-items:flex-start;flex-direction:column;gap:18px}
 .campus-catalog-layout{grid-template-columns:minmax(0,1fr) 260px;gap:22px}.campus-practice{padding:18px}
 .course-layout{gap:12px}.course-layout>.card#lesson-main{padding:20px}
}
@media screen and (max-width:720px){
 .campus-shortcuts{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:20px}
 .campus-shortcuts a{display:block;padding:12px 10px;border:1px solid #bdcbed;border-radius:10px;background:#edf1fc;text-decoration:none;font-size:14px;font-weight:700;color:var(--campus-action)}
 .campus-shortcuts span{display:block;font-size:12px;font-weight:500;margin-top:4px}
 .learning-dock{grid-template-columns:1fr;gap:7px}.learning-dock .learning-nav{grid-column:1;grid-row:1}.learning-dock .learning-progress{grid-row:2}.learning-dock .learning-sync{margin:0}
 .campus-intro{grid-template-columns:1fr;padding:10px 0 28px;gap:26px}.campus-welcome h1{font-size:36px;margin:12px 0;max-width:16em}.campus-subtitle{font-size:17px}.campus-byline{margin-top:10px}
 .campus-paths{margin-top:22px;gap:10px}.campus-path{padding:12px;gap:12px;min-height:78px}.campus-path strong{font-size:18px}.campus-path small{font-size:13px}.campus-year{font-size:32px;min-width:36px}
 .campus-demo{padding:22px;border-radius:16px}.campus-demo h2{font-size:28px;margin-bottom:20px}.campus-code code{font-size:18px}.campus-memory{gap:10px}.campus-demo p{font-size:17px}
 .campus-class{padding:24px 0}.campus-class-actions{flex-direction:column;align-items:stretch;width:100%}.campus-class-actions .btn{width:100%;font-size:16px}
 .campus-space-heading{gap:12px;padding-bottom:18px;margin-bottom:20px}.campus-space-heading h1{font-size:32px}.campus-levels{gap:2px;padding:3px}.campus-levels a{min-width:52px}
 .campus-catalog-layout{grid-template-columns:1fr;gap:28px}.campus-course{padding:18px 3px;gap:12px}.campus-course h3{font-size:18px}.campus-course-icon{width:36px;height:40px;flex-basis:36px;border-radius:9px}.campus-course-icon svg{width:22px}
 .campus-practice{position:static;padding:20px}.campus-practice>a{min-height:78px}.campus-course>div>span{font-size:12px}.campus-note{font-size:13px}
 .learning-heading{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 8px}
 .learning-heading>div:first-child{display:contents}
 .learning-heading .learning-back{grid-column:1;grid-row:1}
 .learning-heading .learning-quick-actions{grid-column:2;grid-row:1;flex-direction:row}
 .learning-heading .pki-kicker{display:none}
 .learning-workspace .learning-heading h1{grid-column:1/-1;font-size:23px;margin-top:3px}
 .learning-dock{padding:9px 10px;margin-bottom:10px;gap:6px}.learning-dock .learning-progress-label{font-size:12px}.learning-dock .learning-meter{height:5px;margin:4px 0}.learning-dock .learning-verification{font-size:12px}
 .learning-card .ex-head{padding:12px}.learning-card .ex-head h2{font-size:22px;line-height:1.25;margin-bottom:4px}.learning-card .ex-body{padding:0 12px 12px}.learning-card .answer-card{padding-top:14px}
 .course-toolbar{gap:6px;margin-bottom:10px}.course-toolbar .btn{font-size:12px;min-height:44px;padding:8px;flex:1}
 .course-toolbar .btn:first-child{flex:1.2;justify-content:flex-start;background:transparent;border:0;padding:0}
 .course-layout>.lesson-aside{padding:0;border-color:var(--campus-line);background:white}.course-layout .lesson-aside summary{padding:10px 12px}
 .course-layout .lesson-nav{padding:0 10px 10px}.course-layout>.card#lesson-main{padding:4px 0;border:0;border-radius:0;background:transparent}
 .course-layout .lesson-content>h1{font-size:26px!important;letter-spacing:-.03em}.course-layout .lesson-objective{font-size:18px;line-height:1.5}
 .course-layout .study-tabs{margin:12px 0 10px}.course-layout .study-pane>.pro-notice{padding:9px 10px}
 .course-layout .course-visual{margin:12px 0;padding:12px 10px}.course-layout .study-pane>.pro-notice>p{line-height:1.5}
}
@media screen and (max-width:350px){.campus-welcome h1{font-size:32px}.campus-path small{max-width:16em}.campus-demo{padding:17px}.campus-code{padding:13px 10px}.campus-code code{font-size:17px}.campus-space-heading{align-items:flex-start;flex-direction:column}.learning-workspace .learning-heading h1{font-size:22px}}
@media screen and (max-width:350px){
 .learning-dock{row-gap:4px;padding-block:8px}
 .learning-card .ex-head{padding-block:7px}
 .learning-exercise-eyebrow{margin-bottom:4px}
 .learning-workspace .learning-identity{margin-bottom:4px}
}