.single-sfwd-lessons.ast-left-sidebar #secondary{width:220px;min-width:220px;border:none;box-shadow:none;padding:0}.single-sfwd-lessons.ast-left-sidebar #secondary .sidebar-main{padding:0;margin:0}.single-sfwd-lessons.ast-left-sidebar #secondary .tt-lesson-widget{padding-top:20px;padding-left:20px;margin:0}.single-sfwd-lessons.ast-left-sidebar #primary{border:none;box-shadow:none}.tt-lesson-layout{display:flex!important;flex-direction:row;align-items:flex-start;gap:2rem}.tt-lesson-main{flex:1 1 0%;min-width:0}.tt-lesson-sidebar{width:280px;flex-shrink:0;position:sticky;top:100px}.tt-lesson-widget{margin-bottom:1.5rem}.tt-lesson-widget-title{font-size:1rem;font-weight:600;margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:2px solid #f98277}.tt-lesson-sidebar-empty{font-size:.85rem;color:#999}@media (max-width:768px){.tt-lesson-layout{flex-direction:column!important}.tt-lesson-sidebar{width:100%;position:static}}.tt-lesson-nav{font-size:.875rem}.tt-lesson-nav-list{list-style:none;margin:0;padding:0}.tt-lesson-nav-item{margin:0;padding:0}.tt-lesson-nav-link{display:flex;align-items:center;gap:.6rem;padding:.55rem .5rem;text-decoration:none;color:#3a3a3a;border-radius:4px;line-height:1.3;transition:background 0.15s}.tt-lesson-nav-link:hover{background:#f5f5f5;color:#3a3a3a;text-decoration:none}.tt-lesson-nav-item--current .tt-lesson-nav-link{color:#4EA59C;font-weight:600;background:rgb(78 165 156 / .07)}.tt-lesson-nav-item--current .tt-lesson-nav-link:hover{background:rgb(78 165 156 / .13)}.tt-lesson-nav-icon{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:20px;height:20px;border-radius:50%;font-size:.7rem;line-height:1}.tt-lesson-nav-icon--done{background:#f98277;color:#fff;font-weight:700}.tt-lesson-nav-icon--todo{border:2px solid #ccc;background:#fff0}.tt-lesson-nav-item--current .tt-lesson-nav-icon--todo{border-color:#4EA59C}.tt-lesson-nav-title{flex:1}.tt-lesson-nav-divider{height:1px;background:#e8e8e8;margin:0 .5rem}