/* Class pages share the academic site's navigation, colours and type. */
.lesson-title-link{color:var(--ink);text-decoration:none}.lesson-title-link:hover{color:var(--accent)}.lesson-title-link:focus-visible{outline-offset:4px}
.lesson-banner{padding:37px 0 46px}.lesson-banner .breadcrumbs{font-size:.875rem;margin-bottom:26px;color:#bfd2d9;max-width:none}.lesson-banner .breadcrumbs a{color:#d8e7ec}.lesson-banner .breadcrumbs a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}.lesson-banner h1{font-size:clamp(1.8rem,3.2vw,2.6rem);max-width:920px;margin-bottom:21px}.lesson-banner .eyebrow{font-size:.8125rem;margin-bottom:13px}
.lesson-banner .lesson-meta{display:flex;gap:10px 24px;flex-wrap:wrap;max-width:none;font-size:.875rem;color:#d6e5ea}.lesson-meta span+span{position:relative}.lesson-meta span+span::before{content:'·';position:absolute;left:-14px}
.lesson-section{padding:45px 0 65px}.lesson-content-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:65px;align-items:start}.lesson-content{min-width:0}.lesson-week-title{font-size:.8125rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin:0 0 24px}.lesson-content h2{font-size:1.4rem;font-weight:600;margin:0 0 19px}.lesson-content section+section{margin-top:36px}.lesson-content p,.lesson-points{color:#596b73}.lesson-points{padding-left:21px;margin:0;line-height:1.8}.lesson-points li{padding-left:5px;margin-bottom:10px}.lesson-content .lesson-pending{font-size:.9375rem;color:#718087}.lesson-return{margin:33px 0 0;padding-top:24px;border-top:1px solid var(--line);font-size:.9375rem}.lesson-return a{color:var(--ink)}.lesson-return a:hover{color:var(--accent)}
.lesson-downloads{padding:26px;border:1px solid #dce3e7;border-radius:4px;background:#f5f6f8;min-width:0}.lesson-downloads h2{font-size:1.2rem;font-weight:600;margin:0 0 12px}.lesson-materials-intro{font-size:.875rem;line-height:1.6;color:#657880;margin-bottom:25px}.lesson-material-group{border-top:1px solid #dce3e7;margin-top:21px;padding-top:19px}.lesson-material-group h3{font-family:Karla,Arial,sans-serif;font-size:.9375rem;font-weight:700;margin:0 0 11px}.lesson-material-group ul{padding:0;margin:0;list-style:none}.lesson-material-group li+li{margin-top:9px}.lesson-download{position:relative;display:block;padding:11px 32px 11px 12px;border:1px solid #d7e0e4;border-radius:3px;background:white;color:var(--ink);line-height:1.45;overflow-wrap:anywhere}.lesson-download>span:first-child{font-size:.875rem;font-weight:600}.lesson-download small{display:block;font-size:.75rem;color:#6d7f87;margin-top:4px}.lesson-download-arrow{position:absolute;right:12px;top:12px;font-size:1.05rem;color:var(--accent)}.lesson-download:hover{border-color:#97adb7;background:#fff;color:var(--accent)}.lesson-material-unavailable{font-size:.875rem;color:#60757e}.lesson-material-unavailable small{display:block;font-size:.8125rem;margin-top:3px;color:#7b8a91}.lesson-unavailable{font-size:.875rem;color:#71838a;margin:0}
.lesson-navigation{display:grid;grid-template-columns:1fr 1fr;gap:24px;border-top:1px solid var(--line);padding-top:28px;margin-top:48px}.lesson-navigation a{display:flex;flex-direction:column;align-items:flex-start;color:var(--ink);min-width:0}.lesson-navigation .lesson-next{grid-column:2;align-items:flex-end;text-align:right}.lesson-navigation small{font-size:.8125rem;color:#71838a;margin-bottom:5px}.lesson-navigation span{font-size:.875rem;font-weight:600}.lesson-navigation strong{font-size:.9375rem;font-weight:400;line-height:1.5;margin-top:3px}.lesson-navigation a:hover strong{color:var(--accent)}
@media(max-width:1000px){.lesson-content-layout{gap:35px;grid-template-columns:minmax(0,1fr) 280px}.lesson-downloads{padding:22px}}
@media(max-width:760px){.lesson-banner{padding:28px 0 34px}.lesson-banner .breadcrumbs{font-size:.8125rem;margin-bottom:23px;line-height:1.8}.lesson-banner .lesson-meta{gap:8px 22px;font-size:.8125rem}.lesson-section{padding:30px 0 45px}.lesson-content-layout{grid-template-columns:minmax(0,1fr);gap:31px}.lesson-content h2{font-size:1.25rem}.lesson-content section+section{margin-top:29px}.lesson-downloads{padding:24px}.lesson-navigation{gap:20px;margin-top:32px;padding-top:24px}.lesson-navigation strong{font-size:.875rem}.lesson-week-title{line-height:1.6;margin-bottom:21px}}

.lesson-download>.download-icon{width:22px;height:22px;right:12px;top:12px}.lesson-download{padding-right:45px}