.course-detail-page{padding-bottom:56px}.course-detail-back{color:var(--web-muted);font:inherit;cursor:pointer;background:0 0;border:0;align-items:center;gap:7px;margin:0 0 22px;padding:0;font-size:13px;display:inline-flex}.course-detail-back:hover{color:var(--web-primary)}.course-detail-summary{border-bottom:1px solid var(--web-border);color:var(--web-muted);flex-wrap:wrap;gap:12px 26px;margin:-6px 0 28px;padding:0 0 25px;font-size:12px;display:flex}.course-detail-summary strong{color:var(--web-text);margin:0 3px;font-weight:550}.course-detail-layout{grid-template-columns:minmax(0,1fr) 280px;align-items:start;gap:30px;display:grid}.course-detail-main{min-width:0}.course-detail-tabs{border-bottom:1px solid var(--web-border);gap:26px;display:flex}.course-detail-tabs button{color:var(--web-muted);font:inherit;cursor:pointer;white-space:nowrap;background:0 0;border:0;border-bottom:2px solid #0000;align-items:center;gap:7px;margin-bottom:-1px;padding:4px 0 15px;font-size:14px;font-weight:550;display:flex}.course-detail-tabs button.is-active{color:var(--web-primary);border-bottom-color:var(--web-primary)}.course-detail-tabs button>span{color:var(--web-subtle);font-size:11px;font-weight:400}.course-detail-toolbar{justify-content:space-between;align-items:center;gap:15px;padding:22px 0;display:flex}.course-detail-search{max-width:315px;height:38px;color:var(--web-subtle);background:var(--web-surface);border:1px solid var(--web-border);border-radius:6px;flex:1;align-items:center;gap:10px;padding:0 12px;display:flex}.course-detail-search:focus-within{border-color:var(--web-primary)}.course-detail-search input{width:100%;min-width:0;color:var(--web-text);font:inherit;background:0 0;border:0;outline:none;padding:0;font-size:12px}.course-detail-search input::placeholder{color:var(--web-subtle)}.course-detail-filter{color:var(--web-muted);white-space:nowrap;cursor:pointer;align-items:center;gap:7px;font-size:12px;display:flex}.course-detail-filter input,.course-detail-assignment-check input{accent-color:var(--web-primary);cursor:pointer}.course-detail-section{margin-bottom:30px}.course-detail-section-heading{border-bottom:1px solid var(--web-border);justify-content:space-between;align-items:center;gap:12px;padding:14px 0;display:flex}.course-detail-section-heading h2,.course-detail-side-panel h2{color:var(--web-text);margin:0;font-size:13px;font-weight:600}.course-detail-section-heading h2>span{color:var(--web-subtle);margin-left:6px;font-size:12px;font-weight:400}.course-detail-section-heading>span{color:var(--web-subtle);font-size:11px}.course-detail-lecture,.course-detail-assignment{border-bottom:1px solid var(--web-border);align-items:center;gap:15px;padding:21px 0;display:flex}.course-detail-item-copy{flex:1;min-width:0}.course-detail-item-copy h3{color:var(--web-text);overflow-wrap:anywhere;margin:0 0 7px;font-size:14px;font-weight:550;line-height:1.55}.course-detail-item-meta{color:var(--web-subtle);flex-wrap:wrap;align-items:center;gap:10px;font-size:11px;display:flex}.course-detail-overdue{color:var(--web-danger)}.course-detail-item-actions{flex-shrink:0;align-items:center;gap:15px;display:flex}.course-detail-text-button{color:var(--web-muted);font:inherit;cursor:pointer;white-space:nowrap;background:0 0;border:0;justify-content:center;align-items:center;padding:6px 0;font-size:12px;display:inline-flex}.course-detail-text-button:hover{color:var(--web-primary)}.course-detail-watch.web-button{background:var(--web-primary-soft);min-height:30px;color:var(--web-primary);border-color:#0000;border-radius:5px;padding:6px 14px;font-size:11px}.course-detail-assignment-check{place-items:center;display:grid}.course-detail-assignment-check input{width:16px;height:16px;margin:0}.course-detail-assignment.is-completed h3{color:var(--web-muted);text-decoration:line-through}.course-detail-sidebar{border-left:1px solid var(--web-border);flex-direction:column;gap:28px;padding:4px 0 0 25px;display:flex}.course-detail-side-panel h2{margin-bottom:13px}.course-detail-side-panel p{color:var(--web-subtle);font-size:11px;line-height:1.8}.course-detail-board-links{flex-direction:column;gap:4px;display:flex}.course-detail-board-links>button,.course-detail-tool{color:var(--web-muted);font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;padding:7px 0;font-size:12px}.course-detail-board-links>button:hover,.course-detail-tool:hover{color:var(--web-primary)}.course-detail-brain{background:var(--web-surface);border:1px solid var(--web-border);border-top:2px solid var(--web-primary);border-radius:var(--web-radius);flex-direction:column;gap:12px;padding:18px;display:flex}.course-detail-brain h2{font-size:14px;font-weight:650}.course-detail-brain>p{color:var(--web-muted);font-size:12px;line-height:1.65}.course-detail-brain>.web-button{white-space:normal;justify-content:center;font-size:12px}.course-detail-error{border:1px solid var(--web-border);color:var(--web-danger);border-radius:6px;justify-content:space-between;align-items:center;gap:18px;margin-bottom:22px;padding:16px 18px;font-size:13px;display:flex}@media (width<=1150px){.course-detail-layout{grid-template-columns:minmax(0,1fr) 260px;gap:27px}.course-detail-sidebar{padding-left:20px}}@media (width<=950px){.course-detail-brain{grid-column:1/-1}.course-detail-layout{grid-template-columns:minmax(0,1fr)}.course-detail-sidebar{border-left:0;border-top:1px solid var(--web-border);grid-template-columns:repeat(2,minmax(0,1fr));padding:25px 0 0;display:grid}}@media (width<=600px){.course-detail-summary{gap:9px 16px;font-size:11px}.course-detail-tabs{gap:20px;overflow-x:auto}.course-detail-tabs button{font-size:12px}.course-detail-toolbar{gap:10px}.course-detail-filter{font-size:10px}.course-detail-lecture{flex-wrap:wrap;gap:12px}.course-detail-lecture .course-detail-item-copy{flex-basis:100%}.course-detail-item-meta{gap:7px}.course-detail-assignment{flex-wrap:wrap}.course-detail-assignment>.course-detail-text-button{margin-left:31px}}