.course-module__TnUXCa__hero{background-color:var(--color-surface);background-position:50%;background-size:cover;border-radius:10px;min-height:200px;margin-bottom:1.5rem;overflow:hidden}.course-module__TnUXCa__hero[data-has-image=true] .course-module__TnUXCa__heroOverlay{background:linear-gradient(#00000026,#0009)}.course-module__TnUXCa__heroOverlay{align-items:flex-end;min-height:200px;padding:1.5rem;display:flex}.course-module__TnUXCa__heroContent{flex-direction:column;gap:.5rem;display:flex}.course-module__TnUXCa__heroTitle{letter-spacing:-.02em;color:var(--color-text);margin:0;font-size:1.75rem;font-weight:700;line-height:1.2}.course-module__TnUXCa__hero[data-has-image=true] .course-module__TnUXCa__heroTitle{color:#fff}.course-module__TnUXCa__heroDescription{color:var(--color-muted);max-width:600px;margin:0;font-size:.9375rem}.course-module__TnUXCa__hero[data-has-image=true] .course-module__TnUXCa__heroDescription{color:#ffffffd9}.course-module__TnUXCa__actionsBar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;margin-bottom:1.5rem;display:flex}.course-module__TnUXCa__backLink{color:var(--color-muted);font-size:.875rem;text-decoration:none;transition:color .15s}.course-module__TnUXCa__backLink:hover{color:var(--color-text)}.course-module__TnUXCa__studyButton{background-color:var(--color-success-bg);color:var(--color-success);border-radius:6px;padding:.5rem 1rem;font-size:.875rem;font-weight:500;text-decoration:none;transition:opacity .15s;display:inline-block}.course-module__TnUXCa__studyButton:hover{opacity:.85}.course-module__TnUXCa__weeksSection{flex-direction:column;gap:.5rem;margin-bottom:1.5rem;display:flex}.course-module__TnUXCa__emptyWeeks{color:var(--color-muted);font-size:.9375rem}.course-module__TnUXCa__weekDetails{border:1px solid var(--color-border);background-color:var(--color-surface);border-radius:8px;overflow:hidden}.course-module__TnUXCa__weekSummary{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;gap:1rem;padding:.875rem 1rem;list-style:none;transition:background-color .15s;display:flex}.course-module__TnUXCa__weekSummary::-webkit-details-marker{display:none}.course-module__TnUXCa__weekSummary:hover{background-color:var(--color-hover)}.course-module__TnUXCa__weekSummaryLeft{align-items:baseline;gap:.625rem;display:flex}.course-module__TnUXCa__weekNumber{color:var(--color-muted);text-transform:uppercase;letter-spacing:.05em;flex-shrink:0;font-size:.75rem;font-weight:600}.course-module__TnUXCa__weekTitle{color:var(--color-text);font-size:.9375rem;font-weight:500}.course-module__TnUXCa__weekSummaryRight{flex-shrink:0;align-items:center;gap:.5rem;display:flex}.course-module__TnUXCa__progressLabel{color:var(--color-muted);font-size:.8125rem}.course-module__TnUXCa__completeBadge{background-color:var(--color-success-bg);color:var(--color-success);border-radius:999px;padding:.125rem .5rem;font-size:.75rem;font-weight:500;display:inline-block}.course-module__TnUXCa__weekBody{border-top:1px solid var(--color-border);flex-direction:column;gap:.75rem;padding:1rem;display:flex}.course-module__TnUXCa__weekDescription{color:var(--color-muted);margin:0;font-size:.875rem;line-height:1.5}.course-module__TnUXCa__emptyTodos{color:var(--color-muted);margin:0;font-size:.875rem}.course-module__TnUXCa__todoList{flex-direction:column;gap:.375rem;margin:0;padding:0;list-style:none;display:flex}.course-module__TnUXCa__todoItem{display:flex}.course-module__TnUXCa__todoToggle{cursor:pointer;text-align:left;width:100%;color:var(--color-text);background:0 0;border:none;border-radius:6px;align-items:center;gap:.625rem;padding:.375rem .5rem;font-family:inherit;font-size:.875rem;transition:background-color .15s;display:flex}.course-module__TnUXCa__todoToggle:hover{background-color:var(--color-hover)}.course-module__TnUXCa__checkbox{border:2px solid var(--color-border);width:18px;height:18px;color:var(--color-success);border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;font-size:.6875rem;font-weight:700;transition:border-color .15s,background-color .15s;display:flex}.course-module__TnUXCa__todoDone .course-module__TnUXCa__checkbox{border-color:var(--color-success);background-color:var(--color-success-bg)}.course-module__TnUXCa__todoText{line-height:1.4}.course-module__TnUXCa__todoDone .course-module__TnUXCa__todoText{color:var(--color-muted);text-decoration:line-through}