@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;550;600;650;700&family=Manrope:wght@500;600;650;700;750;800&display=swap');
:root{--ink:#173337;--teal:#245b5b;--muted:#788685;--line:#dfe5df;--cream:#f7f7f1;--yellow:#f3d580;--green:#cce0c7;--blue:#d6e6f6;--header:74px;--player:112px}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font-family:'DM Sans',sans-serif;font-size:13px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:3px}button{cursor:pointer;color:inherit}button{border:0;background:none}button:disabled{opacity:.35;cursor:default}a{color:inherit;text-decoration:none}button:hover{filter:brightness(.94)}.masthead{height:var(--header);padding:0 28px;display:flex;align-items:center;border-bottom:1px solid var(--line);background:#fcfcf8;gap:35px}.brand{display:flex;gap:11px;align-items:center;font:500 19px Manrope,sans-serif;white-space:nowrap}.brand b{font-weight:750}.brandmark{display:grid;place-items:center;background:var(--ink);color:#f4e4b4;border-radius:9px;width:35px;height:35px;font-size:26px}.course{font-size:10px;letter-spacing:1.8px;color:#7c8985}.header-right{display:flex;align-items:center;margin-left:auto;gap:22px}.exam-meta{font-size:12px;color:#62716d}.exam-meta i{font-style:normal;margin:0 8px;color:#acb6ab}.icon{height:30px;min-width:30px;display:inline-grid;place-items:center;border:1px solid var(--line);border-radius:7px;font-size:18px;background:#fff}.header-right .icon{font-size:14px;border-radius:50%}.workspace{height:calc(100dvh - var(--header) - var(--player));display:grid;grid-template-columns:288px minmax(340px,1fr) 322px}.sidebar{border-right:1px solid var(--line);padding:26px 20px 0;display:flex;flex-direction:column;background:#fafbf6;min-height:0}.side-heading{display:flex;justify-content:space-between;align-items:center}.eyebrow{font-size:9px;letter-spacing:1.6px;font-weight:700;color:#7b8b80}.muted{color:var(--muted);font-size:11px}h1{font:750 25px Manrope,sans-serif;letter-spacing:-1px;margin:10px 0 23px}h2{font:750 21px Manrope,sans-serif;letter-spacing:-.6px;line-height:1.4;margin:9px 0 14px}h3{font:700 13px Manrope,sans-serif;margin:24px 0 12px}.search{display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:#fff;padding:9px;border-radius:8px}.search>span{font-size:23px;line-height:12px;color:#85918c}.search input{width:100%;min-width:0;border:0;font-size:11px;background:none;color:var(--ink)}kbd{border:1px solid var(--line);padding:1px 4px;border-radius:4px;font-size:10px;color:#7d8983;background:#fff}.filters{display:flex;gap:3px;background:#eff2eb;border-radius:7px;padding:3px;margin-top:15px}.filters button{flex:1;padding:7px 4px;border-radius:5px;font-size:10px;white-space:nowrap;color:#79877d}.filters .active{background:#fff;color:var(--ink);box-shadow:0 1px 3px #243b3320;font-weight:700}.nav-intro{display:flex;justify-content:space-between;color:#889384;font-size:10px;margin:20px 0 12px}.nav-intro button{font-size:10px;text-decoration:underline}#topicList{overflow:auto;flex:1;margin-right:-10px;padding-right:10px;padding-bottom:25px}.topic{width:100%;text-align:left;padding:13px 12px;margin:3px 0;border:1px solid transparent;border-radius:9px;display:block;position:relative;background:transparent}.topic:hover{background:#eef2e9}.topic.active{background:#fff;border-color:#cbd9c7;box-shadow:0 2px 8px #38503c05}.topic.active:before{content:'';position:absolute;left:0;top:15px;bottom:15px;width:3px;background:var(--teal);border-radius:0 3px 3px 0}.topic-title{font-weight:550;font-size:12px;line-height:1.5;display:block}.topic-meta{display:flex;align-items:center;gap:7px;margin-top:8px;font-size:9px;color:#8a968c}.dot{display:inline-block;width:7px;height:7px;border-radius:50%;flex-shrink:0}.yellow{background:var(--yellow)}.green{background:#9ac195}.topic .done{margin-left:auto;color:var(--teal);font-size:13px}.side-foot{padding:14px 0 16px;border-top:1px solid var(--line);font-size:9px;color:#748273;line-height:2}.side-foot .green{margin-left:13px}.side-foot small{font-size:9px;color:#9aa493}.reader{min-width:0;display:flex;flex-direction:column;overflow:hidden;background:#e9ede6}.reader-toolbar{height:63px;display:flex;align-items:center;padding:0 22px;gap:15px;background:#fbfcf8;border-bottom:1px solid var(--line);flex-shrink:0}.document-name{display:flex;align-items:center;gap:9px;flex:1}.doc-icon{font-size:25px;color:#7b8b74}.document-name strong{font-weight:600;font-size:12px}.document-name small{display:block;font-size:9px;color:#889482;margin-top:4px}.page-controls{display:flex;align-items:center;gap:7px}.page-controls label{display:flex;align-items:center;font-size:11px;color:#889281}.page-controls input{width:29px;border:0;background:none;color:var(--ink);text-align:center;appearance:textfield;-moz-appearance:textfield}.page-controls input::-webkit-inner-spin-button{display:none}.zoom{display:flex;gap:5px}.zoom #fit{font-size:10px}.download{font-size:15px}.syncbar{height:44px;padding:0 22px;display:flex;gap:15px;align-items:center;flex-shrink:0;background:#f3f5ed;border-bottom:1px solid #dce3d5}.switch{display:inline-flex;align-items:center;gap:7px;font-size:10px;color:#64745e;cursor:pointer}.switch input{position:absolute;opacity:0;width:1px}.switch span{width:25px;height:14px;background:#c5cec0;border-radius:15px;position:relative}.switch span:after{content:'';width:10px;height:10px;position:absolute;left:2px;top:2px;border-radius:50%;background:white;transition:transform .2s}.switch input:checked+span{background:var(--teal)}.switch input:checked+span:after{transform:translateX(11px)}.switch input:focus-visible+span{outline:2px solid var(--ink);outline-offset:3px}#backCurrent{font-size:10px;color:var(--teal)}.sync-status{margin-left:auto;font-size:9px;color:#97a18e;white-space:nowrap}.sync-status span{margin:0 5px}.pdf-scroll{overflow:auto;position:relative;flex:1;padding:25px 24px 40px;scroll-behavior:smooth;min-height:0}.pdf-page{position:relative;margin:0 auto;background:white;box-shadow:0 3px 18px #3b493620;max-width:none}.pdf-page canvas{display:block;width:100%;height:100%}#overlays{position:absolute;inset:0}.pdf-highlight{position:absolute;padding:0;border:0;border-radius:1px;background:transparent;cursor:pointer}.pdf-highlight:hover{background:#1f78672e;outline:1px solid #1f7867}.pdf-highlight.selected{background:#255d5d0a;outline:1px solid #255d5d85}.pdf-highlight.selected.authority{outline-color:#326fba;background:#3c8bea12}.pdf-highlight:focus-visible{outline:2px solid #2b706e}.pdf-message{position:absolute;top:32px;left:25px;background:white;padding:12px 18px;border-radius:8px;color:#68735e;box-shadow:0 3px 20px #0001}.reader-hint{font-size:9px;color:#89927f;padding:11px 22px;background:#f2f4eb;border-top:1px solid var(--line);display:flex;justify-content:space-between}.details{background:#fcfcf8;min-height:0;border-left:1px solid var(--line);display:flex;flex-direction:column}.detail-tabs{display:flex;padding:20px 18px 0;gap:16px;border-bottom:1px solid var(--line);height:63px;flex-shrink:0}.detail-tabs button{font-size:10px;color:#9ba28e;white-space:nowrap;padding:0 0 15px}.detail-tabs .active{border-bottom:2px solid var(--teal);color:var(--teal);font-weight:700}.panel{padding:25px 23px;overflow:auto;flex:1;min-height:0}.badge{display:inline-flex;align-items:center;gap:6px;font-size:9px;color:#776a3c;background:#fbf2d8;padding:5px 8px;border-radius:5px;font-weight:600}.badge.essay{background:#e5efdf;color:#526b43}.pages-line{font-size:10px;color:#83917c;margin:0 0 16px}.topic-actions{display:flex;gap:8px}.action{border:1px solid var(--line);border-radius:6px;background:white;padding:8px 10px;font-size:10px}.action.selected{background:#e7eee2;border-color:#b5c7ad;color:#3b6344}.focus-note{font-size:12px;color:#6c7b67;line-height:1.8;margin:21px 0}.visits{display:flex;flex-direction:column;gap:7px}.visit{display:flex;text-align:left;align-items:center;gap:10px;padding:11px;border:1px solid var(--line);border-radius:7px;background:#fff}.visit-icon{background:#edf2e8;width:28px;height:28px;display:grid;place-items:center;color:var(--teal);border-radius:50%;font-size:10px;flex-shrink:0}.visit strong{font-size:10px;line-height:1.5;display:block;font-weight:550}.visit small{font-size:9px;color:#91a087;display:block;margin-top:4px}.names{display:flex;flex-wrap:wrap;gap:6px}.name-chip{background:#e9f0f8;border:1px solid #d9e4f0;color:#48739b;padding:6px 8px;border-radius:5px;font-size:10px}.name-chip:hover{background:#dae9f6}.empty-note{font-size:11px;line-height:1.8;color:#8c977f;background:#f0f3e9;border:1px solid #e2e7d9;padding:12px;border-radius:7px}.panel-heading p{line-height:1.7}.transcript-follow{margin:4px 0 20px}.transcript-row{display:block;text-align:left;width:100%;padding:11px 10px;border-left:2px solid transparent;border-radius:4px;font-size:12px;line-height:1.9;color:#73806a;margin:3px 0}.transcript-row time{display:block;font-size:9px;color:#9ba88d;margin-bottom:4px;font-variant-numeric:tabular-nums}.transcript-row.current{background:#edf2e6;border-left-color:var(--teal);color:var(--ink)}.transcript-row mark{background:#ffe5a1}.transcript-row.unclear{font-style:italic;color:#a19378}.essay-selector{width:100%;border:1px solid var(--line);background:white;padding:10px 8px;border-radius:6px;margin:5px 0 15px;color:var(--ink);font-size:11px}.check-item{display:flex;gap:8px;align-items:flex-start;padding:10px 0;border-bottom:1px solid var(--line);font-size:11px;line-height:1.7;color:#66765d}.check-item input{accent-color:var(--teal);margin-top:4px}.practice-answer{display:block;resize:vertical;width:100%;min-height:150px;background:white;border:1px solid var(--line);border-radius:8px;padding:12px;font-size:12px;line-height:1.8;color:var(--ink);margin:10px 0 6px}.practice-save{font-size:9px;color:#9ba78d}.player{height:var(--player);background:#fcfcf8;border-top:1px solid var(--line);display:grid;grid-template-columns:288px 1fr 322px;align-items:center;position:fixed;bottom:0;left:0;right:0;z-index:20;box-shadow:0 -3px 25px #33443405}.now-playing{padding:0 25px;min-width:0}.now-playing .eyebrow{font-size:8px}.now-playing strong{font-size:11px;display:block;margin:7px 0 4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.now-playing small{font-size:9px;color:#98a28c}.transport{padding:5px 30px 8px;min-width:0}.transport-buttons{display:flex;gap:19px;align-items:center;justify-content:center}.transport-buttons .icon{border:0;background:none;font-size:16px}.skip{position:relative;font-size:26px;padding:0;width:25px;line-height:27px}.skip small{position:absolute;font-size:7px;left:9px;top:10px}.play{width:40px;height:40px;border-radius:50%;background:var(--ink);color:white;display:grid;place-items:center;font-size:14px;padding:0 0 0 2px}.timeline{display:flex;align-items:center;gap:10px;margin-top:12px}.timeline span{font-size:9px;color:#8d9984;font-variant-numeric:tabular-nums}.timeline input{width:100%;height:3px;accent-color:var(--teal);cursor:pointer}.player-options{padding:0 22px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}.player-options>button{font-size:10px;border:1px solid var(--line);padding:7px 9px;border-radius:6px}.player-options>button[aria-pressed=true]{background:#deebd7;border-color:#aec4a1}.rate select{background:#eef2e8;color:var(--ink);font-size:10px;border:0;border-radius:5px;padding:7px 5px}.player-options #audioStatus{display:block;width:100%;font-size:9px;min-height:10px}.mobile{display:none}dialog{border:1px solid var(--line);border-radius:15px;padding:35px;max-width:520px;color:var(--ink);background:#fcfcf8}dialog::backdrop{background:#17333766;backdrop-filter:blur(3px)}dialog p{line-height:1.8;color:#74806a;font-size:12px}.close{position:absolute;right:15px;top:15px}.shortcuts{display:flex;gap:15px;flex-wrap:wrap;font-size:10px;color:#8a947f;margin-top:23px}#toast{position:fixed;bottom:130px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;padding:11px 18px;border-radius:8px;z-index:50;font-size:11px;opacity:0;pointer-events:none;transition:opacity .2s}#toast.visible{opacity:1}[hidden]{display:none!important}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-thumb{background:#cbd3c0;border-radius:4px}button:focus-visible,a:focus-visible{outline:2px solid #3f8a7a}.search-hit{font-size:11px;line-height:1.6;padding:12px;border-bottom:1px solid var(--line);display:block;width:100%;text-align:left}.search-hit small{display:block;color:#96a389;margin-top:5px}.search-hit mark{background:#f9e4ab}
@media(min-width:1600px){.workspace,.player{grid-template-columns:320px minmax(340px,1fr) 360px}.sidebar{padding-left:27px;padding-right:27px}.panel{padding:30px}.reader-toolbar{padding:0 30px}.pdf-scroll{padding:30px 50px}}
@media(max-width:1150px){.workspace,.player{grid-template-columns:240px minmax(300px,1fr) 280px}.sidebar{padding:22px 13px 0}.masthead{padding:0 18px}.course{display:none}.reader-toolbar{padding:0 13px;gap:10px}.zoom{display:none}.sync-status{display:none}.panel{padding:22px 17px}.detail-tabs{gap:12px;padding-left:15px}.pdf-scroll{padding:20px 15px 35px}.player-options{padding:0 15px;gap:8px}.now-playing{padding:0 18px}.transport{padding-left:15px;padding-right:15px}.reader-hint span{display:none}}
@media(max-width:900px){:root{--header:64px;--player:120px}.workspace{grid-template-columns:225px minmax(300px,1fr)}.details{position:fixed;top:var(--header);bottom:var(--player);right:0;width:320px;z-index:12;box-shadow:-5px 0 30px #17333720;display:none}.details.open{display:flex}.player{grid-template-columns:210px 1fr}.player-options{position:absolute;right:12px;top:12px}.player-options #audioStatus{display:none}.player-options>button{padding:6px;font-size:9px}.transport{padding-right:20px}.transport-buttons{padding-right:130px;gap:12px}.now-playing{padding-right:10px}.reader-toolbar:after{content:''}.reader-hint{cursor:pointer}.details .detail-tabs{position:relative}.panel-close{position:absolute;right:5px;top:5px;z-index:2}.exam-meta{font-size:10px}}
@media(max-width:650px){.mobile{display:inline-grid}.masthead{gap:12px;padding:0 13px}.brand{font-size:15px}.brandmark{height:29px;width:29px;font-size:22px}.header-right{gap:10px}.exam-meta{display:none}.workspace{display:block}.reader{height:100%}.sidebar{position:fixed;top:var(--header);bottom:var(--player);left:0;width:285px;z-index:15;box-shadow:8px 0 40px #17333722;display:none}.sidebar.open{display:flex}.reader-toolbar{height:55px}.syncbar{padding:0 14px;gap:14px;height:40px}.document-name small{display:none}.pdf-scroll{padding:15px 8px 30px}.reader-hint{padding:10px 14px;font-size:8px}.player{grid-template-columns:1fr;height:var(--player);display:block;padding-top:13px}.now-playing{position:absolute;left:15px;top:12px;padding:0;max-width:calc(100% - 155px)}.now-playing .eyebrow,.now-playing small{display:none}.now-playing strong{margin:0;font-size:10px}.transport{padding:20px 18px 0}.transport-buttons{padding-right:0;gap:20px}.timeline{margin-top:10px}.play{height:35px;width:35px}.player-options{top:7px;right:12px;gap:6px}.player-options #loop{font-size:8px;padding:5px}.rate select{font-size:9px;padding:5px}.details{width:calc(100% - 24px);max-width:350px}.header-right .icon{height:26px;min-width:26px}.pdf-page{margin:auto}.panel-close{display:block}}

@media(min-width:651px) and (max-width:900px){#detailsToggle,.panel-close{display:inline-grid}}
/* Readable PDF overlays: the source highlighting stays untouched. */
.mobile-reading-tools,.phone-hint{display:none}.icon svg,.skip svg,.play svg{width:20px;height:20px}.play svg{width:23px;height:23px}.skip{display:grid;place-items:center}.skip svg{width:30px;height:30px}.skip small{left:9px;top:7px;font-size:8px}.pdf-document{position:relative;min-width:100%}.pdf-document>#overlays{position:relative;inset:auto}.pdf-pages{display:flex;flex-direction:column;align-items:center;gap:28px}.pdf-page{flex-shrink:0;scroll-margin-top:20px;isolation:isolate}.page-overlays{position:absolute;inset:0}.page-label{position:absolute;bottom:-22px;left:0;right:0;text-align:center;color:#82917d;font-size:10px;pointer-events:none}.pdf-highlight.selected,.pdf-highlight.selected.authority{background:transparent;outline:none}.pdf-highlight:hover{background:#245b5b0a;outline:none}.pdf-highlight:focus-visible{outline:2px solid #2b706e;outline-offset:2px}.focus-margin{position:absolute;width:3px;background:#367d75;border-radius:3px;opacity:.7;pointer-events:none}.reader-hint #zoomReadout{display:inline;margin-left:auto;font-variant-numeric:tabular-nums}.pdf-scroll{overscroll-behavior:contain;scroll-behavior:auto;touch-action:pan-x pan-y}.pdf-page canvas{pointer-events:none}.pdf-pages{align-items:flex-start}.pdf-page{margin-left:auto;margin-right:auto}#panelBackdrop{display:none}
@media(max-width:900px){
 :root{--header:64px;--player:148px}.workspace{height:calc(100dvh - var(--header) - var(--player) - env(safe-area-inset-bottom))}.player{height:calc(var(--player) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom)}
 .masthead{padding:0 16px;gap:12px}.icon{min-width:42px;height:42px;border-radius:12px;border-color:#dce5da;background:#fff;box-shadow:0 1px 3px #17333705}.masthead #menu{background:#e9f0e6;border:0;color:var(--teal)}.header-right .icon{height:34px;min-width:34px}.reader-toolbar{height:58px;gap:10px;padding:0 14px}.page-controls{gap:5px}.page-controls label{font-size:12px}.page-controls input{font-size:13px;width:30px}.page-controls .icon{min-width:36px;height:38px;border-radius:10px}.document-name strong{font-size:13px}.document-name small{display:none}.document-name .doc-icon{font-size:22px}.download{display:none}.syncbar{height:42px;padding:0 15px;background:#f5f7f0}.switch{font-size:11px}.switch span{height:18px;width:32px}.switch span:after{width:14px;height:14px}.switch input:checked+span:after{transform:translateX(14px)}#backCurrent{font-size:11px;margin-left:auto}
 .mobile-reading-tools{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:8px 12px;background:#fbfcf8;border-bottom:1px solid var(--line);flex-shrink:0;height:60px}.column-tools,.mobile-zoom{display:flex;align-items:center;padding:3px;background:#edf2e9;border:1px solid #e0e7da;border-radius:12px;gap:2px}.column-tools button{height:38px;display:flex;align-items:center;gap:5px;padding:0 9px;border-radius:9px;font-size:11px;font-weight:600}.column-tools svg{height:17px;width:17px}.column-tools button[aria-pressed=true]{background:white;box-shadow:0 1px 4px #17333712;color:var(--teal)}.mobile-zoom button{height:38px;min-width:34px;display:grid;place-items:center;padding:0 7px}.mobile-zoom svg{width:17px;height:17px}#mobileFit{font-size:10px;min-width:57px;border-left:1px solid #dbe4d5;border-right:1px solid #dbe4d5}.pdf-scroll{padding:16px 12px 35px}.reader-hint{padding:9px 14px;font-size:9px;cursor:default}.desktop-hint{display:none!important}.reader-hint .phone-hint{display:inline!important;color:#85917c}.reader-hint #zoomReadout{display:inline!important}.focus-margin{width:2px;opacity:.5}
 .details{top:max(74px,9dvh);left:10px;right:10px;bottom:calc(var(--player) + env(safe-area-inset-bottom) + 10px);width:auto;max-width:none;border:1px solid #dbe5d5;border-radius:20px;box-shadow:0 10px 60px #17333735;overflow:hidden;z-index:16}.detail-tabs{padding:20px 52px 0 20px;gap:20px;height:60px;background:#f9fbf5}.detail-tabs button{font-size:12px}.panel-close{display:inline-grid!important;right:10px;top:10px;min-width:34px;height:34px;background:#edf2e8;border:0}.panel{padding:22px}.panel h2{font-size:23px}.panel .muted{font-size:11px}.action{padding:12px 14px;border-radius:10px;font-size:12px;min-height:44px}.visit{padding:13px;border-radius:12px;gap:12px}.visit strong{font-size:12px}.visit small{font-size:10px}.visit-icon{height:35px;width:35px}.name-chip{font-size:12px;padding:9px 11px;border-radius:8px}.check-item{font-size:13px;line-height:1.7;padding:13px 0;gap:11px}.check-item input{width:18px;height:18px;flex-shrink:0}.essay-selector{font-size:13px;padding:12px;min-height:46px}.practice-answer{font-size:16px;border-radius:12px;min-height:170px}.focus-note{font-size:13px}.transcript-row{font-size:14px;padding:13px 11px}.transcript-row time{font-size:10px}.details h3{font-size:13px}
 .sidebar{position:fixed;display:none;left:10px;right:10px;top:74px;bottom:calc(var(--player) + env(safe-area-inset-bottom) + 10px);width:auto;border:1px solid #dbe5d5;border-radius:20px;padding:22px 20px 0;z-index:17;box-shadow:0 10px 60px #17333735}.sidebar.open{display:flex}.sidebar h1{font-size:26px;margin-bottom:18px}.search{padding:12px;border-radius:12px}.search input{font-size:16px}.filters button{font-size:12px;padding:10px 8px}.filters{border-radius:10px}.topic{padding:14px;border-radius:12px}.topic-title{font-size:13px}.topic-meta{font-size:10px}.side-foot{font-size:10px}.sidebar .nav-intro{font-size:11px}#panelBackdrop:not([hidden]){display:block;position:fixed;inset:var(--header) 0 calc(var(--player) + env(safe-area-inset-bottom));z-index:14;background:#183d3a3b;backdrop-filter:blur(2px)}
 .player{display:block;background:#fcfdf9;padding-top:0;box-shadow:0 -4px 25px #1733370a}.now-playing{position:absolute;left:17px;top:12px;max-width:calc(100% - 164px);padding:0}.now-playing .eyebrow,.now-playing small{display:none}.now-playing strong{font-size:11px;margin:0;line-height:1.6}.transport{padding:37px 18px 0}.transport-buttons{padding-right:0;gap:21px;height:51px}.transport-buttons .icon{min-width:40px;height:42px;border:0;background:none;box-shadow:none;color:#81927e}.skip{width:44px;height:44px;background:#eef3e9;border-radius:50%;color:var(--teal)}.skip svg{height:28px;width:28px}.skip small{font-size:8px;left:17px;top:14px}.play{height:50px;width:50px;box-shadow:0 4px 12px #17333725;padding:0}.play svg{height:24px;width:24px}.timeline{margin-top:8px;gap:10px;height:24px}.timeline span{font-size:10px}.timeline input{height:20px;margin:0;appearance:none;background:transparent}.timeline input::-webkit-slider-runnable-track{height:4px;background:#b7c9b0;border-radius:6px}.timeline input::-webkit-slider-thumb{appearance:none;width:14px;height:14px;background:var(--teal);border:2px solid #fff;border-radius:50%;margin-top:-5px;box-shadow:0 1px 5px #17333733}.timeline input::-moz-range-track{height:4px;background:#b7c9b0;border-radius:6px}.timeline input::-moz-range-thumb{width:12px;height:12px;background:var(--teal);border:2px solid #fff;border-radius:50%}.player-options{position:absolute;right:13px;top:8px;padding:0;gap:6px;flex-wrap:nowrap}.player-options>button{height:30px;padding:0 9px!important;border-radius:9px;font-size:9px!important;background:#edf3e8;border:1px solid #dce7d5}.rate select{height:30px;font-size:11px;border-radius:9px;background:#edf3e8;padding:0 5px;min-width:49px}.player-options #audioStatus{position:absolute;right:0;top:123px;font-size:9px;white-space:nowrap}.mobile{display:inline-grid}#toast{bottom:calc(var(--player) + env(safe-area-inset-bottom) + 15px);max-width:calc(100% - 30px);width:max-content;font-size:12px}
}
@media(min-width:651px) and (max-width:900px){.workspace{display:block}.reader{height:100%}.details{left:auto;width:380px}.sidebar{right:auto;width:340px}.masthead .course{display:none}.mobile-reading-tools{justify-content:center;gap:40px}.player{max-width:none}}
@media(max-width:360px){.masthead{padding:0 10px}.brand{font-size:14px}.mobile-reading-tools{gap:5px;padding:8px}.column-tools button{padding:0 7px}.mobile-zoom button{min-width:31px}.detail-tabs{gap:13px;padding-left:15px}.detail-tabs button{font-size:11px}.transport-buttons{gap:17px}}