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@media(max-width:760px){.shell{width:calc(100% - 36px)}.landing-grid{grid-template-areas:"copy" "visual";grid-template-columns:1fr}.course-feature{grid-template-areas:"copy" "detail";grid-template-columns:1fr}.portfolio-grid{grid-template-areas:"portrait" "copy";grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
@media print{.portal-header,.portal-footer,.quiz-rail,.question-tools,.quiz-submit,.portal-actions{display:none}.quiz-layout{display:block}.question-card{break-inside:avoid}.portal-main{padding:0}.quiz-code{background:#eee;color:#222}}
.quiz-intro h2{font-size:22px;color:var(--forest);line-height:1.8}
.quiz-facts{display:flex;flex-wrap:wrap;gap:10px;margin-block:18px}
.quiz-facts span{border:1px solid #c7d5bd;background:#edf2e6;border-radius:7px;padding:8px 12px;font-size:12px;color:#36583f}
.quiz-rules{padding-inline-start:24px;margin-block:16px 24px;font-size:12px;line-height:2.2;color:#536b4c}
.quiz-rules li+li{margin-top:6px}
.quiz-history{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-block:20px}
.quiz-history>div{padding:14px;border:1px solid #c2d1b7;background:#f4f7ec;border-radius:8px}
.quiz-history span{display:block;color:#5f7456;font-size:11px;line-height:1.9}
.quiz-history strong{display:block;color:#244c32;font-size:18px;line-height:1.9;margin-top:4px}
.question-map a.is-partial{border-style:dashed;background:#f7efd9;color:#78551d}
.question-map a.is-invalid{border:2px solid #9b5037;background:#fae9df;color:#813d27}
.blank-help,.blank-error{display:block;font-size:10px;line-height:1.9;margin-top:7px}
.blank-help{color:#5b7052}
.blank-error{color:#8b3f28;font-weight:700}
.blank-fields input[aria-invalid=true]{border:2px solid #a75b40}
.quiet-button{display:block;min-height:44px;background:transparent;border:0;padding:8px 0;font:inherit;font-size:11px;color:var(--forest);text-decoration:underline;text-underline-offset:5px;cursor:pointer}
.submission-review{margin-top:20px;padding:22px;border:2px solid #64845a;border-radius:10px;background:#fbfcf5;scroll-margin-top:110px}
.submission-review h2{color:var(--forest);font-size:18px;line-height:1.8;margin-bottom:12px}
.submission-review ul{padding-inline-start:22px;font-size:12px;line-height:2.2;margin-bottom:14px}
.submission-review a{color:#2d5b3a;text-underline-offset:5px}
.practice-parts{padding-inline-start:20px;margin-block:10px;line-height:2}
.feedback-detail{margin-top:12px}
.feedback-detail summary{cursor:pointer;min-height:44px;padding-block:10px;text-decoration:underline;text-underline-offset:4px}
.blank-results{min-width:570px}
.blank-results caption{text-align:right;font-weight:700;color:#36583e;padding-bottom:12px}
.blank-results th[scope=row]{font-weight:700}
.result-item[data-outcome=review]{border-inline-start:3px solid #9a6941}
.result-item[data-outcome=correct]{border-inline-start:3px solid #54774a}
@media(max-width:640px){.quiz-history{grid-template-columns:repeat(2,minmax(0,1fr))}.submission-review{padding:17px}.quiz-facts{gap:7px}.quiz-facts span{font-size:11px}.quiz-intro{padding:22px}}

/* Phase 3: page hierarchy and navigation. */
.route-trail{padding-top:24px;color:#607456;font-size:11px;line-height:2}
.route-trail ol{display:flex;flex-wrap:wrap;align-items:center;gap:7px 10px;list-style:none;padding:0;margin:0}
.route-trail li{display:inline-flex;align-items:center;gap:10px;min-width:0}
.route-trail li+li:before{content:'/';color:#a2af98}
.route-trail a{color:#4f7146;text-underline-offset:4px}
.route-trail [aria-current=page]{color:#284c34;overflow-wrap:anywhere}
.route-trail+.portal-main>.page-head{padding-top:25px}
.portal-links [aria-current]{font-weight:700;text-decoration:underline;text-underline-offset:6px}
a.mini-lesson{text-decoration:none;color:inherit;transition:background .15s}
a.mini-lesson:hover{background:#fffdf5}
.instructor-teaser{display:grid;grid-template-columns:85px minmax(0,1fr) auto;gap:24px;align-items:center;padding-block:50px}
.profile-badge{display:flex;align-items:center;justify-content:center;min-height:85px;border:1px solid #c6d3bd;border-radius:14px;background:#e5ecdf;overflow:hidden}
.profile-badge .monogram{font:40px Georgia,serif;color:#607954;direction:ltr}
.profile-badge img{display:block;width:85px;height:85px;object-fit:cover}
.instructor-teaser h2{font-size:24px;color:var(--forest);line-height:1.9}
.instructor-teaser p{font-size:12px;color:#63765a;line-height:2}
.instructor-teaser .teaser-name{text-align:right;font-size:11px}
.portfolio-head h1{font-size:35px;line-height:1.6;color:var(--forest);font-weight:700;margin-top:10px;letter-spacing:-.7px}
.account-message h2{font-size:32px;color:var(--forest);line-height:1.8;margin-block:15px}
.course-title{white-space:nowrap;font-size:clamp(24px,4vw,40px)!important;text-align:right}
.course-start{display:flex;align-items:center;justify-content:space-between;gap:25px}
.course-start h2{font-size:19px;color:var(--forest);line-height:1.9}
.course-start p{font-size:13px;line-height:2;color:#5d7453;margin-top:7px}
.course-start>.button-forest{flex-shrink:0}
.course-access-status{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;padding:15px 20px;margin-block:20px 35px;border:1px solid #c8d7be;border-radius:9px;background:#e9f0df;font-size:12px;color:#3d6339}
.lesson-path{display:grid;gap:18px;list-style:none;margin:0;padding:0}
.course-lesson .lesson-sequence{font-size:10px;color:#84623f;margin-top:0}
.course-lesson .expertise{margin-block:13px}
.course-lesson [data-course-result] a{color:#35603a;text-underline-offset:4px}
.lesson-shortcuts,.quiz-context{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px}
.lesson-shortcuts{padding-block:16px;border-bottom:1px solid #d0dac8}
.lesson-shortcuts .button-outline{min-height:44px;padding:8px 16px;font-size:11px}
.quiz-context{justify-content:flex-start;margin-block:4px 24px;gap:24px}
.quiz-context a{display:inline-flex;align-items:center;min-height:44px}
.continue-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.continue-card,.dashboard-result{border:1px solid #cbd7c0;border-radius:14px;background:#fffdf6;padding:28px;min-width:0}
.continue-card h3{font-size:25px;color:var(--forest);line-height:1.8}
.continue-label{font-size:11px;color:#6c7e60;margin-top:22px;line-height:1.9}
.continue-title{font-size:15px;color:#335639;line-height:2;margin-top:7px}
.continue-card>.small-note{margin-top:18px}
.membership-section{margin-top:45px}
.membership-section article>h3{font-size:18px;color:var(--forest);line-height:1.9}
[data-dashboard-results]{margin-top:50px;scroll-margin-top:105px}
.dashboard-results{display:grid;gap:18px}
.result-heading{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:15px}
.result-heading h3{font-size:17px;color:#294d33;line-height:1.9;margin-top:7px}
.dashboard-result .portal-actions{margin-top:15px}
@media(max-width:760px){.instructor-teaser{grid-template-columns:65px minmax(0,1fr);gap:18px;padding-block:35px}.profile-badge{min-height:65px}.profile-badge img{width:65px;height:65px}.profile-badge .monogram{font-size:32px}.instructor-teaser>.button-outline{grid-column:1/-1;justify-self:start}.instructor-teaser h2{font-size:21px}.portfolio-head h1{font-size:28px}.continue-grid{grid-template-columns:1fr}.continue-card,.dashboard-result{padding:22px}.course-start{display:block}.course-start>.button-forest{margin-top:18px}.route-trail{padding-top:18px;font-size:10px}.route-trail+.portal-main>.page-head{padding-top:20px}.quiz-context{gap:8px 18px}.lesson-shortcuts{align-items:flex-start}.course-lesson .portal-actions{flex-direction:column;align-items:stretch}}

.continue-grid-single{grid-template-columns:minmax(0,1fr)}
.section-heading>h2{flex:1;min-width:0}.section-heading>.quiet-link{flex-shrink:0}.lesson-order{white-space:nowrap}.route-trail li:last-child{flex:1}

.section-heading>div,.portfolio-head>div,.result-heading>div{flex:1;min-width:0}.portfolio-head>.quiet-link{flex-shrink:0}
.page-loading{padding:24px 0 32px;min-height:185px;max-width:760px;}
.page-loading-line{display:block;width:88%;height:12px;margin:0 0 18px;border-radius:3px;background:#858b7522;}
.page-loading-line:nth-child(2){width:72%;}
.page-loading-line:nth-child(3){width:45%;}
.page-loading>p{font-size:13px;color:var(--muted,#585e4e);line-height:1.9;margin:24px 0 0;}
.page-loading>p[data-error="true"]{color:var(--coral-ink,#88432d);}
.page-loading:has([data-error="true"]) .page-loading-line{display:none;}
@media(max-width:760px){.page-loading{min-height:155px;padding-block:18px 24px;}.page-loading-line{height:10px;margin-bottom:15px;}}