.lesson-workspace{display:grid;grid-template-columns:72px 292px minmax(0,1fr);min-height:100dvh;background:#edf0f3;color:#35404c;font-size:14px}.lesson-workspace button,.lesson-workspace a{transition:background .15s,color .15s}.lesson-rail{background:#293543;color:#c7ced6;display:flex;flex-direction:column;align-items:stretch;min-height:100dvh}.lesson-rail-brand{margin:20px auto 26px;width:33px;height:35px;border:1px solid #ef9c59;color:#ffb474;display:grid;place-items:center;font-size:20px;font-weight:700}.lesson-rail>button{border:0;border-radius:0;background:transparent;color:inherit;padding:20px 6px;display:grid;justify-items:center;gap:9px;font-size:12px}.lesson-rail>button.active{background:#202a36;color:#ffae6c;box-shadow:inset 3px 0 #ff7928}.lesson-rail svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8}.rail-bottom{margin:auto 0 20px;text-align:center;color:#a7b3c2;font-size:12px;line-height:1.8}.lesson-navigation{background:#fff;border-right:1px solid #dce1e7;display:flex;flex-direction:column;height:100dvh;min-width:0;position:sticky;top:0}.lesson-nav-header{padding:22px 22px 20px;border-bottom:1px solid #e9edf1}.lesson-nav-header>a{font-size:12px;color:#8993a0}.lesson-nav-header h1{font-size:17px;line-height:1.6;margin:22px 0 12px;color:#28313d;overflow-wrap:anywhere}.lesson-nav-header>span{font-size:12px;color:#929aa5}.lesson-nav-header b{color:#f27b30}.lesson-nav-header progress{display:block;width:100%;height:4px;border:0;margin-top:12px;accent-color:#f58238}.lesson-directory{overflow-y:auto;flex:1;padding:12px 0}.lesson-unit{border-bottom:1px solid #f0f2f5}.lesson-unit summary{list-style:none;display:flex;gap:9px;align-items:center;padding:16px 18px;cursor:pointer}.lesson-unit summary::-webkit-details-marker{display:none}.lesson-unit summary>span{font-size:11px;color:#98a2ae}.lesson-unit summary>b{flex:1;font-size:13px;line-height:1.6}.lesson-unit summary>small{font-size:11px;color:#99a1ad;white-space:nowrap}.lesson-unit summary:after{content:'⌄';font-size:14px;color:#9ea7b3}.lesson-unit[open] summary:after{transform:rotate(180deg)}.lesson-unit>div>a{display:flex;align-items:flex-start;gap:10px;padding:14px 18px 14px 22px;border-left:3px solid transparent;color:#65707d;font-size:13px;line-height:1.6}.lesson-unit>div>a.playing{border-left-color:#f57d2d;background:#fff5ed;color:#e97529}.lesson-unit>div>a:hover{background:#f7f8fa}.lesson-unit>div>a>span:nth-child(2){flex:1}.lesson-unit a small{display:block;font-size:11px;margin-top:5px;color:#a1a9b3}.lesson-unit i{font-size:10px;font-style:normal;white-space:nowrap;margin-top:3px}.lesson-status{border:1px solid #e2e6eb;border-radius:50%;width:23px;height:23px;text-align:center;line-height:21px;flex-shrink:0}.playing .lesson-status{border-color:#facda9;color:#ef812e;background:#fff}.lesson-unit-empty{padding:5px 24px 20px;font-size:12px;color:#9da6b0}.lesson-stage{min-width:0;padding:0 24px;display:flex;flex-direction:column;min-height:100dvh}.lesson-stage-header{height:82px;flex-shrink:0;display:flex;align-items:center;gap:18px}.lesson-stage-header h2{font-size:16px;font-weight:500;margin:5px 0 0}.lesson-stage-header small{font-size:11px;color:#939da9}.lesson-collapse{background:#fff;border:1px solid #dce1e7;color:#7b8795;border-radius:4px;padding:6px 10px;font-size:20px;line-height:1}.lesson-report-button{margin-left:auto;background:transparent;border:0;font-size:12px;color:#84909b;white-space:nowrap}.lesson-screen{background:#10151b;position:relative;aspect-ratio:16/9;max-height:calc(100dvh - 190px);min-height:260px;display:flex;align-items:center;justify-content:center;overflow:hidden}.lesson-screen>video{display:block;width:100%;height:100%;object-fit:contain}.lesson-screen .tcplayer{width:100%!important;height:100%!important;padding:0!important}.lesson-screen .vjs-tech{object-fit:contain}.lesson-player-message{position:absolute;top:42%;left:20px;right:20px;text-align:center;color:#bcc5ce;font-size:14px;pointer-events:none;background:#131b25d9;padding:15px}.lesson-player-message[hidden]{display:none}.lesson-controls{padding:18px 0;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #dce1e7;gap:12px;background:none}.lesson-controls button,.lesson-controls a{font-size:12px;border:1px solid #d5dce3;background:#fff;padding:8px 12px;border-radius:3px;white-space:nowrap;color:#64707e}.lesson-media-tools,.lesson-actions{display:flex;align-items:center;gap:9px}.lesson-media-tools label{display:flex;align-items:center;gap:5px;font-size:12px;color:#88929d}.lesson-media-tools select{padding:6px 0 6px 5px;border:none;background:transparent;font:inherit;color:#45515f;width:70px}.lesson-controls .lesson-next{color:#fff;background:#ed7c34;border-color:#ed7c34}.lesson-controls .is-done{color:#6c9681;background:transparent}.lesson-course-end{font-size:12px;color:#8d98a3}.lesson-caption{padding:16px 0;color:#9ba4af;font-size:11px;line-height:1.8}.lesson-caption>span{margin:0 10px}.lesson-caption p{color:#798592}.lesson-screen-reading{background:#fff;aspect-ratio:auto;display:block;overflow-y:auto;flex:1}.lesson-article{max-width:840px;margin:auto;padding:46px 50px}.lesson-article>span{color:#ea803c;font-size:12px}.lesson-article h2{font-size:26px;margin:16px 0 30px}.lesson-article .prose{font-size:16px;line-height:2.1}.lesson-file{padding:60px 30px;text-align:center}.lesson-file p{margin:25px 0}.navigation-collapsed{grid-template-columns:72px 0 minmax(0,1fr)}.navigation-collapsed .lesson-navigation{visibility:hidden;overflow:hidden}.classroom-notes{display:flex;flex-direction:column;flex:1;min-height:0}.classroom-notes[hidden],.lesson-directory[hidden]{display:none}.classroom-notes-heading{display:flex;justify-content:space-between;padding:18px 20px;border-bottom:1px solid #eef0f3;font-size:13px}.classroom-notes-heading span{font-weight:400;color:#a0a7af}.classroom-notes-heading button{border:0;background:transparent;color:#e98038;padding:0;font-size:12px}.classroom-note-list{flex:1;overflow:auto;padding:0 20px}.classroom-note{padding:20px 0;border-bottom:1px solid #eceff2}.classroom-note>div{display:flex;gap:10px;align-items:center}.classroom-note button{background:none;border:none;padding:0;color:#e67d39;font-size:12px}.classroom-note button:last-child{margin-left:auto;color:#aab1ba;font-size:18px}.classroom-note small{color:#a8afb8;font-size:10px}.classroom-note p{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.8;font-size:13px;margin:12px 0 0}.classroom-notes-empty{padding:60px 0;text-align:center;color:#a4acb6}.classroom-notes-empty>span{font-size:30px;color:#c6ced7}.classroom-notes-empty small{font-size:11px}.classroom-notes-empty p{font-size:12px}.classroom-notes form{border-top:1px solid #e9edf1;padding:15px 18px 20px}.classroom-notes form>div{display:flex;justify-content:space-between;font-size:11px;color:#9ba4af}.classroom-notes form b{color:#e98038;font-weight:400}.classroom-notes form small{font-size:10px}.classroom-notes textarea{width:100%;resize:vertical;min-height:95px;max-height:240px;background:#f7f8fa;border:1px solid #e9edf1;border-radius:4px;padding:10px;font:inherit;font-size:12px;margin:12px 0}.classroom-notes form>.button{padding:9px 14px;width:100%;font-size:12px}.lesson-login-hint{padding:20px}.classroom-report-dialog{border:0;border-radius:8px;width:min(600px,92vw);max-height:90dvh;padding:28px;box-shadow:0 20px 80px #0004;color:#3d4857}.classroom-report-dialog::backdrop{background:#15202c99}.classroom-report-dialog header{display:flex;align-items:center;justify-content:space-between;margin-bottom:25px}.classroom-report-dialog h2{font-size:22px;margin:8px 0}.classroom-report-dialog header small{color:#99a1ac;font-size:12px}.classroom-report-dialog header button{border:0;background:transparent;color:#a4acb6;font-size:26px}.classroom-report-dialog fieldset{border:0;padding:0;display:flex;flex-wrap:wrap;gap:10px;margin:0 0 25px}.classroom-report-dialog legend{font-size:12px;color:#8e98a4;margin-bottom:12px}.classroom-report-dialog fieldset label{position:relative;display:block}.classroom-report-dialog input{position:absolute;opacity:0;width:1px;height:1px}.classroom-report-dialog fieldset span{display:block;padding:9px 17px;border:1px solid #e2e6eb;border-radius:4px;font-size:13px;cursor:pointer}.classroom-report-dialog input:checked+span{color:#df762f;border-color:#f2ad7b;background:#fff5ed}.classroom-report-dialog input:focus-visible+span{outline:2px solid #e77d32}.report-description{font-size:12px;color:#7f8997;display:block}.classroom-report-dialog textarea{display:block;width:100%;height:130px;margin-top:10px;border:1px solid #e1e6ec;padding:14px;font:inherit;resize:vertical;border-radius:4px}.classroom-report-dialog form>p{font-size:11px;color:#9aa4b0}.classroom-report-dialog [type=submit]{display:block;margin:24px 0 0 auto;padding:10px 36px}.curriculum-course-select{width:100%;padding:13px;border:1px solid #e1e5eb;margin-bottom:22px;font:inherit;background:#fff}.curriculum-unit{background:#fff;border:1px solid #e4e8ed;border-radius:5px;margin-bottom:20px}.curriculum-unit>header{display:flex;gap:15px;align-items:center;padding:20px;background:#f8f9fb;border-bottom:1px solid #e8ebef}.curriculum-unit h2{margin:0;font-size:16px;flex:1}.curriculum-unit header button{background:#fff;border:1px solid #dce1e7;padding:7px 10px;border-radius:3px;font-size:12px}.curriculum-unit .manage-row{padding:18px 22px}.curriculum-unit .manage-row small{display:block;margin-top:6px}.curriculum-hint{padding:20px;color:#9aa2ac;font-size:13px}.report-admin-body{white-space:pre-wrap;max-width:650px;overflow-wrap:anywhere}.report-admin-item{padding:22px;background:#fff;border:1px solid #e4e8ed;margin-bottom:16px;border-radius:4px}.report-admin-item header{display:flex;align-items:center;justify-content:space-between}.report-admin-item small{color:#8c97a3}.report-admin-item button{padding:8px 12px;border:1px solid #d8e2dc;background:#f3f8f5;color:#5c8c72}.report-admin-item h3{font-size:15px}
@media(min-width:1800px){.lesson-stage{padding:0 30px}.lesson-stage-header{height:88px}.lesson-screen{max-height:calc(100dvh - 195px)}}
@media(max-width:1100px){.lesson-workspace{grid-template-columns:58px 245px minmax(0,1fr)}.lesson-stage{padding:0 16px}.lesson-rail-brand{font-size:18px;width:29px;height:32px}.lesson-screen{min-height:200px}.lesson-controls{flex-wrap:wrap}.lesson-stage-header h2{font-size:14px}.navigation-collapsed{grid-template-columns:58px 0 minmax(0,1fr)}.lesson-report-button{font-size:11px}.lesson-article{padding:30px}.lesson-media-tools{gap:5px}}
@media(max-width:760px){.lesson-workspace{display:flex;flex-direction:column;min-height:100dvh;padding-bottom:65px}.lesson-rail{position:fixed;bottom:0;left:0;right:0;z-index:10;min-height:0;flex-direction:row;justify-content:space-around;height:62px}.lesson-rail-brand{display:none}.lesson-rail>button{padding:9px 25px;font-size:10px;gap:4px}.lesson-rail svg{height:20px}.lesson-rail>button.active{box-shadow:inset 0 -3px #ff7928}.rail-bottom{margin:9px 0 0;line-height:1.7;font-size:10px}.lesson-stage{order:0;min-height:0;padding:0 12px}.lesson-stage-header{height:70px;gap:10px}.lesson-stage-header small{font-size:10px}.lesson-stage-header h2{max-width:55vw;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.lesson-screen{min-height:0;width:100%;max-height:none}.lesson-screen-reading{max-height:60dvh;min-height:240px}.lesson-article{padding:24px}.lesson-article h2{font-size:20px}.lesson-article .prose{font-size:14px}.lesson-controls{padding:12px 0;gap:12px}.lesson-controls button,.lesson-controls a{font-size:11px;padding:7px 9px}.lesson-actions{margin-left:auto;gap:6px}.lesson-caption{padding:10px 0}.lesson-navigation{order:1;position:static;height:auto;min-height:300px;border-right:0;margin:5px 12px 0;border:1px solid #e3e7ed;border-radius:4px}.lesson-nav-header{padding:16px 20px}.lesson-nav-header h1{margin:12px 0 8px}.lesson-directory{max-height:none}.navigation-collapsed .lesson-navigation{display:none;visibility:visible}.classroom-note-list{max-height:400px;min-height:140px}.classroom-notes textarea{min-height:100px}.classroom-report-dialog{padding:22px}}
.course-unit-heading{font-size:16px;margin:25px 0 0;padding:18px 22px;background:#f4f6f8;border-bottom:1px solid #e4e8ec}.lesson-stage{width:auto;max-width:none;margin:0}.lesson-stage-header{width:auto;max-width:none;margin:0;padding:0}.lesson-controls{width:auto;max-width:none;margin:0}.classroom-report-dialog header{height:auto;width:auto;max-width:none;padding:0}
.lesson-stage-header{flex-wrap:nowrap}.lesson-media-tools label{margin:0}.lesson-media-tools select{margin:0}.lesson-nav-header progress::-webkit-progress-bar{background:#eef1f5}.lesson-nav-header progress::-webkit-progress-value{background:#ed873f}.curriculum-unit>header{height:auto;max-width:none;margin:0;flex-wrap:wrap}.report-admin-item>header{height:auto;max-width:none;margin:0;padding:0}.classroom-report-dialog fieldset label{margin:0}.classroom-report-dialog .report-description{margin:0}.classroom-report-dialog input{margin:0;padding:0;min-height:0}
.lesson-status.lesson-teacher-icon{position:relative;width:34px;height:34px;flex:0 0 34px;border-radius:50%;overflow:visible;background:#edf1f5}.lesson-teacher-icon img{display:block;width:34px;height:34px;border-radius:50%;object-fit:cover;object-position:50% 27%}.lesson-teacher-icon i{position:absolute;bottom:-1px;right:-2px;border-radius:50%;background:#e5f3eb;color:#57956e;font-size:9px;font-style:normal;width:14px;height:14px;line-height:14px;text-align:center}
.lesson-teacher-photo{display:block;width:34px;height:34px;border-radius:50%;overflow:hidden}.lesson-teacher-photo>img.cc-default-portrait{transform:scale(2.1);transform-origin:50% 27%}

.lesson-transition{padding:32px 24px;text-align:center;max-width:540px;color:#c7d0da}.lesson-transition h3{font-size:16px;font-weight:500;margin:20px 0 10px;color:#eef2f6}.lesson-transition p{font-size:13px;line-height:1.8;margin:0;overflow-wrap:anywhere;color:#96a3b2}.lesson-transition-spinner{display:inline-block;width:30px;height:30px;border:2px solid #ffffff18;border-top-color:#f49552;border-radius:50%;animation:lesson-spin .85s linear infinite}.lesson-transition-symbol{display:inline-grid;place-items:center;width:32px;height:32px;border:1px solid #d7a079;border-radius:50%;color:#efae7c;font-size:19px}.lesson-transition button,.lesson-player-message button{border:1px solid #e49a64;background:#ed8b43;color:#fff;border-radius:4px;padding:9px 20px;font:inherit;font-size:13px;cursor:pointer;margin:22px 12px 0 0}.lesson-transition a{color:#aebbc9;font-size:12px;display:inline-block;margin-top:16px}.lesson-switching .lesson-unit a.playing{border-left-color:transparent;background:transparent;color:#65707d}.lesson-unit a.lesson-pending,.lesson-switching .lesson-unit a.lesson-pending{background:#fff5ed;border-left-color:#f57d2d;color:#e97529}.lesson-switching .lesson-controls{opacity:.45}.lesson-player-message button{pointer-events:auto;margin:0 0 0 12px}.lesson-stage-header>div{min-width:0}.lesson-stage-header h2{overflow-wrap:anywhere}@keyframes lesson-spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.lesson-transition-spinner{animation:none;border-color:#e49a64}}@media(max-width:760px){.lesson-transition{padding:18px}.lesson-transition h3{font-size:14px;margin:10px 0 6px}.lesson-transition p{font-size:12px}.lesson-transition-spinner{width:22px;height:22px}}

/* Keep the mobile toolbar on one stable row, including middle and final lessons. */
@media(max-width:760px){
 .lesson-workspace{padding-bottom:calc(78px + env(safe-area-inset-bottom,0px))}
 .lesson-rail{height:calc(62px + env(safe-area-inset-bottom,0px));padding-bottom:env(safe-area-inset-bottom,0px)}
 .lesson-controls{display:flex;flex-wrap:nowrap;align-items:center;gap:6px;padding:12px 0;min-width:0}
 .lesson-media-tools{gap:4px;min-width:0;flex:0 1 auto}
 .lesson-media-tools>span{display:none}
 .lesson-actions{gap:4px;flex-shrink:0;margin-left:auto;align-items:center}
 .lesson-controls button,.lesson-controls a{white-space:nowrap;min-height:36px;display:inline-flex;align-items:center;justify-content:center;border-radius:5px;padding:6px 7px;line-height:1.3}
 .lesson-controls [data-short]{font-size:0}
 .lesson-controls [data-short]:after{content:attr(data-short);font-size:11px;white-space:nowrap}
 .lesson-controls .lesson-previous{width:28px;padding:4px}.lesson-controls .lesson-previous:after{font-size:22px;line-height:1}
 .lesson-rate-label>span{display:none}.lesson-media-tools select{width:52px;min-height:36px;font-size:11px;padding:4px 2px}
 .lesson-controls .lesson-course-end{padding:0 3px}.lesson-controls .lesson-course-end:after{font-size:10px}
 .lesson-navigation{border-radius:10px;overflow:hidden;margin-top:12px}.lesson-nav-header{padding:19px 18px}.lesson-unit>summary{padding:18px 16px}
}

.lesson-mobile-back{display:none}.lesson-course-intro h1{font-size:17px;letter-spacing:0;color:#435564;font-weight:500;margin:7px 0}.lesson-course-intro>small{font-size:10px;color:#9ca8b0}.lesson-course-intro>p{white-space:pre-wrap;font-size:12px;color:#8a99a3;line-height:1.9;margin:7px 0}.lesson-course-intro .lesson-current-intro{color:#9ba7af}
@media(max-width:760px){
 .lesson-stage-header{height:48px;gap:9px;padding:0 2px}.lesson-stage-header>div{flex:1}.lesson-stage-header small{font-size:9px;line-height:1.3;display:block}.lesson-stage-header h2{font-size:13px;line-height:1.4;margin-top:2px;max-width:none}.lesson-stage-header .lesson-report-button{font-size:10px;padding:5px 0 5px 5px;margin-left:0}.lesson-collapse{display:none!important}.lesson-mobile-back{display:inline-flex;align-items:center;justify-content:center;width:28px;height:30px;flex:0 0 28px;border-radius:5px;background:#fff;border:1px solid #dce4e9;color:#718793;font-size:23px;line-height:1}
 .lesson-course-intro{padding:13px 3px 14px}.lesson-course-intro h1{font-size:18px;line-height:1.6;margin:3px 0 6px}.lesson-course-intro>small{display:none}.lesson-course-intro>p{font-size:12px;line-height:1.9;margin:5px 0}.lesson-navigation,.navigation-collapsed .lesson-navigation{display:flex!important;visibility:visible!important;min-height:0;margin-top:0}.lesson-nav-header{padding:14px 16px}.lesson-nav-header>a,.lesson-nav-header h1{display:none}.lesson-nav-header>span{font-size:11px}.lesson-nav-header progress{margin-top:9px}.lesson-directory{display:block!important}.lesson-directory[hidden]{display:block!important}.lesson-unit>summary{padding:15px 14px}.lesson-rail{height:calc(50px + env(safe-area-inset-bottom,0px))}.lesson-rail>button{padding:7px 28px;font-size:10px}.lesson-rail svg{height:18px}.rail-bottom{margin:6px 0 0}.lesson-workspace{padding-bottom:calc(65px + env(safe-area-inset-bottom,0px))}.lesson-navigation:has(.classroom-notes:not([hidden])) .lesson-nav-header,.lesson-navigation:has(.classroom-notes:not([hidden])) .lesson-directory{display:none!important}
}
@media(max-width:760px){.lesson-stage-header{height:48px;min-height:48px;max-height:48px}}

/* Fit the desktop classroom to the viewport; scroll only the directory or notes. */
@media(min-width:761px){
 body:has(.lesson-workspace){overflow:hidden}
 .lesson-workspace{height:100dvh;min-height:0;overflow:hidden;grid-template-columns:64px 300px minmax(0,1fr)}
 .lesson-workspace.navigation-collapsed{grid-template-columns:64px 0 minmax(0,1fr)}
 .lesson-rail{height:100%;min-height:0}.lesson-navigation{position:static;height:100%;min-height:0}.lesson-nav-header{flex-shrink:0;padding:18px}.lesson-nav-header h1{margin:14px 0 10px}.lesson-directory{min-height:0;overscroll-behavior:contain}
 .lesson-unit summary{flex-wrap:wrap;gap:7px;padding:15px 14px}.lesson-unit summary>b{min-width:0;overflow-wrap:anywhere}.lesson-unit summary>small{white-space:normal;max-width:100%;overflow-wrap:anywhere}.lesson-unit>div>a>span:nth-child(2){min-width:0;overflow-wrap:anywhere}
 .lesson-stage{height:100%;min-height:0;overflow:hidden;padding:0 16px;align-items:center}
 .lesson-stage-header{height:56px;min-height:56px;max-height:56px;flex:0 0 56px;width:100%;gap:12px}.lesson-stage-header h2{margin:2px 0 0;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lesson-stage-header>div{flex:1}.lesson-stage-header small{font-size:10px}
 .lesson-screen{flex:none;min-height:0;max-height:none;width:min(100%,calc((100dvh - 124px)*16/9));aspect-ratio:16/9;background:transparent}
 .lesson-screen>video,.lesson-screen .vjs-tech{object-fit:contain;background:transparent}.lesson-screen .tcplayer{background:transparent!important}
 .lesson-controls{height:68px;min-height:68px;flex:0 0 68px;width:100%;padding:12px 0;flex-wrap:nowrap}.lesson-course-intro,.lesson-stage>.lesson-caption{display:none}
 .lesson-screen-reading{width:100%;aspect-ratio:auto;flex:1;min-height:0;overflow:auto;background:white}.lesson-article{padding:30px}
}
@media(max-width:760px){
 .lesson-stage-header{display:none}.lesson-stage{padding-top:16px}.lesson-screen{background:transparent}
}

@media(max-width:760px){
 .lesson-rail{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch;justify-content:normal}
 .lesson-rail>button,.lesson-rail>.rail-bottom{width:100%;min-width:0;min-height:0;padding:6px 4px;margin:0;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:3px;line-height:1.3;font-size:10px}
 .lesson-rail>.rail-bottom{grid-column:3}.lesson-rail svg{width:20px;height:20px;flex:none}.lesson-rail>button.active{box-shadow:inset 0 -3px #ff7928}
}

/* Desktop rail return action has its own vertical layout, independent of the mobile bar. */
@media(min-width:761px){
 .lesson-rail>.rail-bottom{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;margin:auto 0 16px;padding:12px 4px;min-height:70px;flex-shrink:0;font-size:11px;line-height:1.5}
 .lesson-rail>.rail-bottom>svg{display:block;width:22px;height:22px;flex:none}.lesson-rail>.rail-bottom>span{display:block;white-space:nowrap}
}