.knowledge-nav-link { color: #287d98; font-weight: 550; border-bottom: 2px solid #ffbd4a; padding-bottom: 4px; }
.knowledge-entry { display: grid; grid-template-columns: 40px minmax(0, 1fr) 34px; gap: 20px; align-items: center; padding: 25px clamp(20px, 5vw, 72px); color: #fff; background: #287d98; border-block: 1px solid #226b82; border-left: 6px solid #ffbd4a; }
.knowledge-entry img { width: 36px; height: 36px; filter: brightness(0) invert(1); }
.knowledge-entry strong { font-size: 25px; font-weight: 500; }
.knowledge-entry small { display: block; font-size: 16px; margin-top: 7px; color: #f0faff; line-height: 1.5; }
.knowledge-entry > span:last-child { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: #ffcf73; color: #17343d; font-size: 23px; }
.knowledge-entry:hover { background: #226b82; }
.knowledge-entry:focus-visible { outline: 3px solid #ffbd4a; outline-offset: 4px; }
.method-more > a { display: grid; grid-template-columns: 40px minmax(0, 1fr) 24px; align-items: center; gap: 18px; padding: 22px 0; border-block: 1px solid #bddbe6; color: #246d84; }
.method-more img { width: 36px; height: 36px; }
.method-more strong { display: block; font-weight: 500; font-size: 23px; }
.method-more small { display: block; margin-top: 8px; color: #607d87; font-size: 15px; }
.method-more > a:hover { color: #154b5c; background: #e7f5fb; }
.knowledge-page { max-width: 1440px; margin: auto; padding: 36px clamp(20px, 5vw, 72px) 60px; min-height: 70vh; }
.knowledge-heading { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-bottom: 28px; }
.knowledge-heading h1 { font-size: 36px; font-weight: 450; line-height: 1.2; margin: 8px 0 14px; }
.knowledge-heading p:not(.eyebrow) { font-size: 17px; line-height: 1.6; color: #607d87; margin-bottom: 0; }
.knowledge-heading > .button { flex: 0 0 auto; }
.knowledge-tabs { display: flex; gap: 8px; border-bottom: 1px solid #bddbe6; padding: 8px 0; margin-bottom: 28px; }
.knowledge-tabs button { min-height: 50px; padding: 10px 18px; border: 0; border-bottom: 3px solid transparent; border-radius: 4px 4px 0 0; background: transparent; color: #31505a; font-size: 17px; }
.knowledge-tabs button[aria-selected="true"] { background: #dff1f8; border-bottom-color: #287d98; color: #154b5c; }
.knowledge-tabs button span { margin-left: 8px; font-size: 14px; color: #607d87; }
.lecture-filters { display: grid; grid-template-columns: 1.5fr 1fr; gap: 20px; }
.lecture-filters label { display: grid; gap: 8px; color: #31505a; font-size: 14px; }
.lecture-filters input, .lecture-filters select { width: 100%; min-width: 0; padding: 12px; min-height: 46px; background: #fff; border: 1px solid #bddbe6; border-radius: 4px; color: #17343d; font: inherit; }
#lecture-status { font-size: 14px; color: #607d87; margin: 20px 0; }
.lecture-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.lecture-card { display: flex; flex-direction: column; padding: 22px; background: rgba(255,255,255,.75); border: 1px solid #c4e0eb; border-top: 4px solid #7dcde2; border-radius: 6px; }
.lecture-card:nth-child(3n + 2) { border-top-color: #90c8b5; }
.lecture-card:nth-child(3n) { border-top-color: #ffbd4a; }
.lecture-card-top { display: flex; justify-content: space-between; align-items: center; color: #607d87; font-size: 13px; gap: 16px; }
.lecture-card-top img { width: 38px; height: 38px; }
.lecture-card h2 { margin: 18px 0 10px; font-size: 20px; font-weight: 500; line-height: 1.4; }
.lecture-card p { margin: 0 0 18px; line-height: 1.6; font-size: 15px; color: #607d87; }
.lecture-audience { color: #607d87; line-height: 1.5; font-size: 13px; margin-top: auto; padding-bottom: 20px; }
.lecture-card > a { font-size: 15px; }
.knowledge-page #document-list, .knowledge-page #schedule-rows { max-height: none; overflow: visible; }
.lecture-back { display: inline-block; margin-bottom: 24px; }
.lecture-reader-heading { max-width: 900px; margin-bottom: 30px; }
.lecture-reader-heading h2 { font-size: 30px; line-height: 1.35; font-weight: 450; margin: 12px 0 18px; }
.lecture-reader-heading > p:not(.eyebrow) { line-height: 1.6; color: #607d87; }
.lesson-layout { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 36px; }
.lesson-layout > aside { min-width: 0; }
.lesson-contents { position: sticky; top: 24px; font-size: 14px; line-height: 1.5; }
.lesson-contents summary { cursor: pointer; color: #287d98; margin-bottom: 14px; }
.lesson-contents nav { display: grid; gap: 12px; }
.lesson-contents a { color: #607d87; }
.lesson-contents a:hover { color: #287d98; }
.lesson-content { min-width: 0; max-width: 900px; font-size: 18px; line-height: 1.8; color: #17343d; }
.lesson-content p { margin: 0 0 18px; }
.lesson-content .source-list { margin: 0 0 18px; padding-left: 26px; }
.lesson-content .source-list li { margin-bottom: 10px; }
.lesson-content .source-list--plain { list-style: none; padding-left: 12px; }
.lesson-content h2 { font-size: 25px; line-height: 1.4; font-weight: 500; margin: 30px 0 18px; scroll-margin-top: 20px; }
.lesson-content h3 { font-size: 21px; font-weight: 500; margin: 26px 0 14px; }
.lesson-content > h2:first-child { margin-top: 0; }
.lesson-table-wrap { overflow-x: auto; margin: 24px 0; }
.lesson-content table { border-collapse: collapse; width: 100%; min-width: 480px; font-size: 15px; line-height: 1.6; }
.lesson-content th, .lesson-content td { border: 1px solid #bddbe6; padding: 12px; text-align: left; vertical-align: top; }
.lesson-content th { background: #dff1f8; font-weight: 500; }
.lesson-finish { margin-top: 30px; padding-top: 20px; border-top: 1px solid #bddbe6; display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
.lesson-finish h3 { width: 100%; }
.knowledge-page *, .knowledge-entry *, .method-more * { letter-spacing: 0; }
@media (max-width: 1100px) { .lecture-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 920px) { .lesson-layout { grid-template-columns: 1fr; gap: 24px; } .lesson-contents { position: static; } }
@media (max-width: 640px) {
  .knowledge-heading { align-items: flex-start; flex-direction: column; gap: 18px; }
  .knowledge-heading h1 { font-size: 30px; }
  .knowledge-tabs { gap: 0; }
  .knowledge-tabs button { flex: 1; min-width: 0; padding: 10px 4px; font-size: 14px; }
  .knowledge-tabs button span { display: block; margin: 4px 0 0; font-size: 12px; }
  .lecture-grid, .lecture-filters { grid-template-columns: 1fr; }
  .lecture-reader-heading h2 { font-size: 25px; }
  .lesson-content { font-size: 17px; }
  .lesson-content h2 { font-size: 22px; }
  .method-more strong { font-size: 20px; }
  .method-more small { font-size: 14px; line-height: 1.5; }
}
.assessment-modes { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0 8px; padding: 0; border: 0; }
.assessment-modes legend { margin-bottom: 10px; color: #426571; }
.assessment-modes label { display: flex; align-items: center; gap: 10px; padding: 12px 20px; border: 1px solid #a8ccd8; border-radius: 6px; cursor: pointer; background: #fff; font-size: 18px; }
.assessment-modes label:has(input:checked) { background: #e0f3fa; border-color: #287d98; color: #175b73; }
.assessment-modes input { accent-color: #287d98; width: 18px; height: 18px; margin: 0; }
.answer.wrong { border-color: #c46459; background: #fff0ed; }
.further-learning { display: flex; align-items: center; gap: 28px; padding: 28px 0 28px 24px; margin-top: 32px; border-left: 5px solid #ffbd51; border-top: 1px solid #b4d4df; }
.further-learning h2 { font-size: 26px; font-weight: 500; }
.further-learning .button { flex-shrink: 0; white-space: normal; text-align: center; }
@media (max-width: 700px) { .further-learning { flex-direction: column; align-items: flex-start; padding: 20px 0 20px 16px; } }
.knowledge-page:has(#tab-mini-lectures[aria-selected="false"]) .further-learning { display: none; }
.learning-route { margin-bottom: 48px; padding: 8px 0 28px; border-bottom: 1px solid #bddbe6; }
.learning-route h2 { font-size: 30px; font-weight: 450; }
.learning-route ol { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; padding: 0; list-style: none; counter-reset: route; }
.learning-route li { min-width: 0; border-top: 3px solid #91d3e4; padding-top: 18px; counter-increment: route; }
.learning-route li:nth-child(even) { border-color: #ffbd51; }
.learning-route li::before { content: '0' counter(route); color: #287d98; font-size: 24px; }
.learning-route h3 { font-size: 20px; font-weight: 500; line-height: 1.4; }
.learning-route p, .learning-route a, .learning-route span { font-size: 16px; line-height: 1.6; }
.learning-route a { color: #246d84; text-decoration: underline; text-underline-offset: 3px; }
.learning-route li > span { color: #62747a; }
.learning-route .route-note { padding-top: 16px; color: #607d87; font-size: 15px; }
@media (max-width: 1100px) { .learning-route ol { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .learning-route ol { grid-template-columns: minmax(0, 1fr); gap: 20px; } .learning-route h2 { font-size: 26px; } }
.topbar nav { flex-wrap: wrap; min-width: 0; max-width: 100%; }