.teaching-cover img { object-position: 35% 50%; }
.teaching-jump-links { gap: 8px 23px; margin-top: 24px; }
.teaching-course-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.teaching-course-card { display: flex; flex-direction: column; min-width: 0; padding: 29px; border: 1px solid var(--line); border-radius: 12px; background: var(--course-card-surface, var(--surface-card)); text-decoration: none; color: var(--ink); }
.teaching-course-card:hover { border-color: var(--control-hover-border); color: var(--ink); }
/* Keep course colors stable when their display order changes. */
.teaching-course-card--cs5833 { --course-card-surface: var(--surface-green); }
.teaching-course-card--cs5193 { --course-card-surface: var(--surface-cool); }
.teaching-course-card--cs5903 { --course-card-surface: var(--surface-warm); }
.teaching-course-card--cs2334 { --course-card-surface: var(--surface-card); }
.course-card-top { display: grid; grid-template-columns: minmax(0, 1fr) 110px; align-items: center; gap: 15px; }
.course-card-top .eyebrow { margin-bottom: 12px; }
.course-card-top h3 { font-size: 29px; line-height: 1.2; }
.course-symbol { display: block; width: 100%; height: auto; color: var(--accent); }
.teaching-course-card > p { margin-top: 19px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.course-card-meta { display: flex; flex-wrap: wrap; gap: 8px 15px; margin-top: 19px; font-size: 10px; color: var(--accent); line-height: 1.7; }
.course-card-action { display: flex; justify-content: space-between; gap: 15px; padding-top: 25px; margin-top: auto; font-size: 12px; }
.course-card-action span { color: var(--clay); }
.course-history-list { margin: 0; }
.course-history-list > div { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 30px; padding: 25px 0; border-top: 1px solid var(--line); }
.course-history-list dt { font-size: 15px; line-height: 1.6; }
.course-history-list dt small { display: block; margin-top: 7px; color: var(--muted); font-size: 11px; }
.course-history-list dd { margin: 0; }
.past-terms { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; }
.past-terms li, .course-facts li { padding: 7px 11px; background: var(--surface); border-radius: 20px; color: var(--accent); font-size: 11px; line-height: 1.6; }
.research-mentoring { padding-bottom: 30px; }
.mentoring-course-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 15px; margin: 25px 0; padding: 0; list-style: none; }
.mentoring-course-list li { padding: 20px; background: var(--surface); border-radius: 9px; }
.mentoring-course-list strong { display: block; font-size: 14px; font-weight: 500; }
.mentoring-course-list span { display: block; margin-top: 9px; color: var(--muted); font-size: 11px; }
.site-nav a[aria-current="location"] { background: var(--surface-green); color: var(--ink); }
.course-breadcrumb { display: flex; align-items: center; gap: 12px; padding-top: 30px; font-size: 11px; color: var(--muted); }
.course-breadcrumb span[aria-hidden] { color: var(--clay); }
.course-hero { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(220px, .7fr); align-items: center; gap: 70px; padding: 45px 0; }
.course-hero h1 { font-size: clamp(44px, 5.2vw, 68px); line-height: 1.1; }
.course-hero .lead { margin-top: 24px; max-width: 58ch; color: var(--muted); font-size: 18px; line-height: 1.8; }
.course-hero .course-symbol { max-width: 310px; margin: auto; }
.course-facts { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 25px 0 0; padding: 0; }
.course-nav { position: sticky; top: 0; z-index: 5; display: flex; flex-wrap: wrap; align-items: center; gap: 5px 24px; padding: 12px 0; background: var(--paper); border-bottom: 1px solid var(--line); }
.course-nav a { display: inline-flex; align-items: center; min-height: 34px; font-size: 11px; text-decoration: none; }
.course-nav a:hover { text-decoration: underline; }
.course-section { padding: 60px 0 24px; scroll-margin-top: 90px; }
.course-section h2 { margin-bottom: 24px; }
.course-overview { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, .85fr); gap: 65px; }
.course-prerequisites { align-self: start; padding: 23px; background: var(--surface); border-radius: 10px; }
.course-prerequisites h3 { font-size: 23px; }
.course-prerequisites p { margin-top: 13px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.course-outcomes-title { margin: 24px 0 16px; color: var(--accent); font: 500 13px/1.6 var(--sans); letter-spacing: 0; }
.course-outcomes { margin: 0; padding-left: 24px; max-width: 86ch; }
.course-outcomes li { padding: 0 0 17px 10px; color: var(--muted); font-size: 15px; line-height: 1.8; }
.course-outcomes li::marker { color: var(--clay); }
.course-topic-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.course-topic-grid article { padding: 24px; background: var(--surface); border-radius: 10px; }
.course-topic-grid h3 { margin-top: 17px; font-size: 26px; }
.course-topic-grid ul { margin: 20px 0 0; padding-left: 17px; }
.course-topic-grid li { color: var(--muted); font-size: 13px; line-height: 1.8; padding-bottom: 9px; }
.course-topic-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px 35px; margin: 0; padding-left: 20px; color: var(--muted); font-size: 15px; line-height: 1.8; }
.course-weeks { margin: 0; padding: 0 0 15px; list-style: none; }
.course-weeks li { display: grid; grid-template-columns: 80px minmax(0, 1fr); gap: 25px; padding: 15px 0; }
.course-weeks span { color: var(--clay); font-size: 11px; line-height: 1.8; }
.course-weeks p { color: var(--muted); font-size: 13px; line-height: 1.8; }
.assessment-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.assessment-item { display: grid; grid-template-columns: 67px minmax(0, 1fr); gap: 18px; padding: 23px; background: var(--surface); border-radius: 10px; }
.assessment-item > strong { color: var(--clay); font: 34px var(--serif); }
.assessment-item h3 { font: 500 15px/1.5 var(--sans); letter-spacing: 0; }
.assessment-item p { margin-top: 10px; color: var(--muted); font-size: 12px; line-height: 1.8; }
.course-materials { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 30px; }
.course-materials p { color: var(--muted); font-size: 14px; line-height: 1.8; }
.course-materials .button { margin-top: 22px; }
.course-book-list { list-style: none; padding: 0; margin: 0; }
.course-book-list li { padding: 18px 0; font-size: 14px; line-height: 1.7; }
.course-book-list small { display: block; color: var(--muted); margin-top: 7px; font-size: 11px; }
.course-offerings { padding-bottom: 65px; }
.course-offerings > p { margin-bottom: 23px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.course-siblings { display: flex; flex-wrap: wrap; gap: 10px 25px; margin-top: 33px; font-size: 12px; }
.teaching-award-photo { width: 100%; max-width: 300px; margin-top: 20px; margin-left: 82px; }
.teaching-award-photo img { display: block; width: 100%; height: auto; aspect-ratio: 5 / 6; object-fit: cover; object-position: 50% 50%; border-radius: 10px; }
.teaching-award-photo figcaption { margin-top: 12px; color: var(--muted); font-size: 10px; line-height: 1.7; }
@media (max-width: 900px) {
  .teaching-course-grid { grid-template-columns: minmax(0, 1fr); }
  .course-card-top { grid-template-columns: minmax(0, 1fr) 85px; }
  .course-hero { gap: 30px; grid-template-columns: minmax(0, 1.5fr) minmax(180px, .7fr); }
  .course-overview { gap: 30px; }
  .course-topic-grid { grid-template-columns: 1fr; }
  .teaching-award-photo { width: calc(100% - 82px); }
}
@media (max-width: 650px) {
  .teaching-course-grid, .course-history-list > div, .course-overview, .course-materials, .assessment-grid, .mentoring-course-list { grid-template-columns: minmax(0, 1fr); }
  .teaching-course-card { padding: 23px; }
  .course-card-top { grid-template-columns: minmax(0, 1fr) 74px; gap: 12px; }
  .course-card-top { display: block; }
  .course-card-top .course-symbol { display: none; }
  .course-card-top h3 { font-size: 25px; }
  .course-history-list > div { gap: 17px; }
  .course-hero { display: block; padding: 30px 0; }
  .course-hero > .course-symbol { width: 155px; margin: 27px 0 0 auto; }
  .course-hero h1 { font-size: clamp(35px, 8.5vw, 48px); letter-spacing: -1.2px; }
  .course-hero .lead { font-size: 17px; }
  .course-nav { gap: 3px 18px; }
  .course-section { padding-top: 42px; scroll-margin-top: 120px; }
  .course-topic-list { grid-template-columns: 1fr; }
  .course-weeks li { grid-template-columns: 59px minmax(0, 1fr); gap: 15px; }
  .assessment-item { grid-template-columns: 56px minmax(0, 1fr); gap: 14px; padding: 20px; }
  .assessment-item > strong { font-size: 31px; }
  .teaching-award-photo { width: 100%; max-width: 300px; margin-left: 0; }
}