/* One reading rhythm across the course and extra-practice workspaces. */
.workspace-page,.in-session,.viewer-dialog,.viewer{--attempt-ink:var(--text,var(--ink));--attempt-soft:var(--surface2,var(--soft));--attempt-selected:var(--accent2,var(--accent-bg));--attempt-on-accent:var(--accent-ink,var(--on-accent))}
.workspace-page .content,.in-session #main{padding:20px 24px 22px;min-height:460px}
.session-toolbar,.session-bar{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:10px 12px;margin:0 0 16px;flex-shrink:0}
.session-tools{display:contents}
.question-map-backdrop{display:none}
.session-toolbar .session-label,.session-bar .session-name{margin:0 auto 0 6px;min-width:0;max-width:none}
.session-label strong,.session-name strong{display:block;font-size:12px;font-weight:650;line-height:1.5}
.session-label small,.session-name small{display:block;font-size:10px;color:var(--muted);line-height:1.6;overflow:hidden;text-overflow:ellipsis;max-width:300px;white-space:nowrap}
.session-toolbar button,.session-bar button{min-height:35px;border-radius:8px;font-size:11px;padding:8px 10px;flex-shrink:0}
.session-toolbar .exit-button,.session-bar .session-exit{color:var(--muted);background:transparent;border-color:transparent}
.session-toolbar .exit-button:hover,.session-bar .session-exit:hover{background:var(--attempt-soft);border-color:var(--line)}
.session-toolbar .timer,.session-bar .timer{display:flex;align-items:center;gap:7px;font-variant-numeric:tabular-nums;background:var(--attempt-soft);color:var(--attempt-ink);border:1px solid var(--line);border-radius:8px;min-height:35px;padding:7px 11px;font-size:12px;white-space:nowrap}
.session-toolbar .timer .icon,.session-bar .timer .ico{width:14px;height:14px;color:var(--muted)}
.session-toolbar .zoom-controls,.session-bar .zoom{display:flex;align-items:center;border:0;gap:0;background:transparent}
.session-toolbar .zoom-controls button,.session-bar .zoom button{border:0;background:transparent;font-size:11px;padding:7px;min-width:29px}
.session-toolbar .zoom-value,.session-bar .zoom-value{font-size:9px;color:var(--muted)}
.workspace{grid-template-columns:minmax(0,1fr) 228px;gap:18px}
.question-panel{background:var(--surface);border-radius:16px;border:1px solid var(--line);box-shadow:0 4px 20px #16362203;min-width:0}
.attempt-progress{flex-shrink:0;padding:17px 25px 0;background:var(--surface)}
.attempt-progress-copy{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:10px;color:var(--muted);line-height:1.5;margin-bottom:12px}
.attempt-progress-copy>span:first-child{font-size:8px;letter-spacing:.12em}
.attempt-progress-copy>span:first-child>strong{font-size:14px;font-weight:600;color:var(--attempt-ink);letter-spacing:-.02em;margin-left:7px}
.attempt-total{font-size:10px;letter-spacing:0}
.attempt-progress-copy>span:last-child strong{font-weight:550;color:var(--attempt-ink)}
.attempt-progress-track{height:3px;border-radius:4px;background:var(--line);overflow:hidden}
.attempt-progress-track i{display:block;height:100%;background:var(--accent);border-radius:4px;transition:width .2s ease}
.question-scroll{min-height:0;flex:1;padding:27px 30px 28px;scrollbar-gutter:stable;overscroll-behavior:contain}
.attempt-reading{max-width:830px;margin:0 auto;width:100%;min-width:0}
.question-top{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-bottom:23px}
.question-top>.tag{font-size:9px;font-weight:500;border-radius:6px;padding:5px 7px}
.question-top>.spacer{min-width:0}
.question-top .square,.question-top .icon-button,.question-top .enlarge-button{width:32px;height:32px;min-height:32px;border-radius:8px;padding:6px;border-color:transparent;background:transparent;color:var(--muted)}
.question-top .enlarge-button>span{display:none}
.question-top button:hover{background:var(--attempt-soft);border-color:var(--line);color:var(--accent)}
.question-top button[aria-pressed=true]{background:var(--attempt-selected);color:var(--accent)}
.question-title{font-size:calc(clamp(18px,1.35vw,22px) * var(--zoom));line-height:1.58;letter-spacing:-.018em;font-weight:550;color:var(--attempt-ink);white-space:pre-line;margin:0 0 18px;overflow-wrap:anywhere}
.attempt-guidance{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:5px 12px;margin:0 0 13px;font-size:10px;color:var(--muted);line-height:1.7}
.attempt-answer-state{font-size:9px;color:var(--accent)}
.options{display:flex;flex-direction:column;gap:10px}
:is(.question-panel,.viewer-dialog,.viewer) .option{display:grid;grid-template-columns:31px minmax(0,1fr) 19px;align-items:center;justify-content:initial;gap:13px;text-align:left;width:100%;min-height:67px;padding:15px 17px;border:1px solid var(--line);border-radius:11px;background:var(--surface);font-size:calc(14px * var(--zoom));line-height:1.65;font-weight:450;color:var(--attempt-ink);transition:border-color .15s,background .15s;box-shadow:none}
.question-panel .option:hover{border-color:var(--accent);background:var(--attempt-soft)}
:is(.question-panel,.viewer-dialog,.viewer) .option .option-label,:is(.question-panel,.viewer-dialog,.viewer) .option .letter{display:grid;place-items:center;min-width:0;width:31px;height:31px;padding:0;margin:0;border:1px solid var(--line);border-radius:8px;background:var(--attempt-soft);font-size:11px;font-weight:650;line-height:1;color:var(--muted)}
.option-copy{min-width:0;overflow-wrap:anywhere}
:is(.question-panel,.viewer-dialog,.viewer) .option .option-indicator{display:grid;place-items:center;width:18px;height:18px;margin:0;padding:0;border:1px solid var(--line);border-radius:50%;background:var(--surface);color:var(--attempt-on-accent)}
:is(.question-panel,.viewer-dialog,.viewer) .option .option-indicator svg{width:12px;height:12px}
:is(.question-panel,.viewer-dialog,.viewer) .option.selected,:is(.question-panel,.viewer-dialog,.viewer) .option.chosen{border-color:var(--accent);background:var(--attempt-selected);box-shadow:inset 0 0 0 .3px var(--accent)}
:is(.question-panel,.viewer-dialog,.viewer) .option.selected .option-label,:is(.question-panel,.viewer-dialog,.viewer) .option.chosen .letter{background:var(--accent);border-color:var(--accent);color:var(--attempt-on-accent)}
:is(.question-panel,.viewer-dialog,.viewer) .option.selected .option-indicator,:is(.question-panel,.viewer-dialog,.viewer) .option.chosen .option-indicator{background:var(--accent);border-color:var(--accent)}
:is(.question-panel,.viewer-dialog,.viewer) .option.selected .option-feedback,:is(.question-panel,.viewer-dialog,.viewer) .option.chosen .selection-label{display:none}
:is(.question-panel,.viewer-dialog,.viewer) .option.correct{border-color:var(--correct,var(--good));background:var(--correct-bg,var(--good-bg))}
:is(.question-panel,.viewer-dialog,.viewer) .option.wrong{border-color:var(--incorrect,var(--bad));background:var(--incorrect-bg,var(--bad-bg))}
:is(.question-panel,.viewer-dialog,.viewer) .option.correct .option-label,:is(.question-panel,.viewer-dialog,.viewer) .option.correct .letter{border-color:var(--correct,var(--good));color:var(--correct,var(--good));background:transparent}
:is(.question-panel,.viewer-dialog,.viewer) .option.wrong .option-label,:is(.question-panel,.viewer-dialog,.viewer) .option.wrong .letter{border-color:var(--incorrect,var(--bad));color:var(--incorrect,var(--bad));background:transparent}
:is(.question-panel,.viewer-dialog,.viewer) .option.correct .option-indicator{color:var(--correct,var(--good));border-color:var(--correct,var(--good));background:transparent}
:is(.question-panel,.viewer-dialog,.viewer) .option.wrong .option-indicator{color:var(--incorrect,var(--bad));border-color:var(--incorrect,var(--bad));background:transparent}
:is(.question-panel,.viewer-dialog,.viewer) .option-feedback,.question-panel .selection-label{display:block;font-size:10px;font-weight:600;line-height:1.7;margin-top:5px}
.question-panel .confidence{display:flex;align-items:center;justify-content:space-between;gap:15px;flex-wrap:wrap;margin-top:24px;padding:17px 18px;background:var(--attempt-soft);border:1px solid var(--line);border-radius:11px}
.confidence-copy>strong{display:block;font-size:11px;font-weight:550;line-height:1.6}
.confidence-copy>small{display:block;color:var(--muted);font-size:9px;line-height:1.7;margin-top:3px}
.confidence-choices{display:flex;gap:6px;align-items:center}
.question-panel .confidence button{display:inline-flex;align-items:center;justify-content:center;gap:5px;min-height:34px;border:1px solid var(--line);border-radius:7px;background:var(--surface);padding:8px 10px;font-size:10px;color:var(--muted)}
.question-panel .confidence button svg{width:13px;height:13px}
.question-panel .confidence button[aria-pressed=true]{border-color:var(--accent);background:var(--attempt-selected);color:var(--accent)}
.question-panel .confidence button:disabled{opacity:.65;cursor:default}
.confidence-record{font-size:9px;color:var(--muted);line-height:1.6;flex-basis:100%}
.question-panel .notes{margin-top:21px;padding:0 2px}
.question-panel .notes summary{display:flex;align-items:center;gap:7px;font-size:10px;line-height:1.7;color:var(--muted);width:fit-content}
.question-panel .notes summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:3px}
.question-panel .notes summary svg{width:13px;height:13px}
.attempt-keyboard{font-size:9px;color:var(--muted);line-height:1.9;margin:20px 0 0;padding-top:15px;border-top:1px solid var(--line)}
.question-actions,.question-bottom{display:grid;grid-template-columns:auto auto minmax(0,1fr) auto;align-items:center;gap:10px;flex-shrink:0;padding:14px 22px max(14px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--surface)}
.question-actions>.spacer,.question-bottom>.spacer{display:none}
.question-actions button,.question-bottom button{min-height:41px;border-radius:9px;padding:10px 13px;font-size:11px;white-space:nowrap}
.question-actions button .icon,.question-bottom button .ico{width:15px;height:15px}
.question-actions #previous-question,.question-bottom #previous{grid-column:1}
.question-actions #skip-question,.question-bottom #skip{display:inline-flex;grid-column:2;font-size:10px;color:var(--muted);border-color:transparent}
.question-actions .question-position,.question-bottom .position{display:block;grid-column:3;text-align:center;color:var(--muted);font-size:10px;margin:0;font-variant-numeric:tabular-nums}
.question-actions .primary,.question-bottom .primary{grid-column:4;min-width:136px;justify-content:space-between;gap:13px}
.map-panel,.workspace-map{border-radius:14px;padding:21px 18px;box-shadow:none;background:var(--surface)}
.map-panel h3,.workspace-map h3{font-size:13px;font-weight:600;margin-bottom:5px}
.map-panel>p,.map-heading p{font-size:10px;line-height:1.8;color:var(--muted);margin-bottom:19px}
.map-grid{gap:7px}
.map-panel .submit,.workspace-map .submit{min-height:40px;border-radius:9px;font-size:11px}
.saved-session-banner{display:flex;align-items:center;gap:15px;padding:19px 21px;border:1px solid var(--line);border-radius:13px;background:var(--surface);margin-bottom:24px;color:var(--text,var(--ink))}
.saved-session-symbol{width:38px;height:40px;display:grid;place-items:center;flex-shrink:0;border-radius:10px;background:var(--surface2,var(--soft));color:var(--accent)}
.saved-session-symbol svg{width:18px;height:18px}
.saved-session-copy{min-width:0;flex:1}
.saved-session-copy strong{display:block;font-size:12px;font-weight:600;line-height:1.6;margin-bottom:3px}
.saved-session-copy p{font-size:11px;line-height:1.8;color:var(--muted);margin:0}
.saved-session-copy small{display:block;font-size:10px;line-height:1.8;color:var(--muted);margin-top:4px}
.saved-session-banner>button{margin-left:auto;white-space:nowrap;font-size:11px;min-height:38px;border-radius:8px}
.replacement-summary{padding:14px 16px;background:var(--surface2,var(--soft));border:1px solid var(--line);border-radius:10px;margin:17px 0}
.replacement-summary strong{display:block;font-size:13px;margin-bottom:5px;line-height:1.6}
.replacement-summary span{display:block;font-size:11px;line-height:1.8;color:var(--muted)}
@media(min-width:1550px){.workspace{grid-template-columns:minmax(0,1fr) 265px;gap:24px}.question-scroll{padding:32px 42px}.attempt-reading{max-width:900px}:is(.question-panel,.viewer-dialog,.viewer) .option{font-size:calc(15px * var(--zoom));min-height:72px;padding:17px 19px}.question-title{font-size:calc(23px * var(--zoom))}.attempt-progress{padding-inline:32px}}
@media(max-width:1150px){.workspace{grid-template-columns:minmax(0,1fr) 205px;gap:14px}.workspace-page .content,.in-session #main{padding:16px 16px 18px}.question-scroll{padding:25px 23px}.question-title{font-size:calc(19px * var(--zoom))}.question-panel .confidence{padding:15px;gap:12px}.confidence-choices{gap:5px}.question-panel .confidence button{padding:8px}.map-panel,.workspace-map{padding:18px 15px}}
@media(max-width:900px){.workspace{grid-template-columns:1fr}.map-panel,.workspace-map{display:none}.session-toolbar .focus-text{display:inline}.question-scroll{padding:27px}.attempt-reading{max-width:720px}.workspace-page .content,.in-session #main{padding:15px 16px 18px}.question-title{font-size:calc(21px * var(--zoom))}:is(.question-panel,.viewer-dialog,.viewer) .option{font-size:calc(14px * var(--zoom))}}
@media(max-width:600px){.workspace-page .content,.in-session #main{padding:10px 10px 0;min-height:380px}.session-toolbar,.session-bar{padding:8px 9px;gap:5px;margin-bottom:10px;border-radius:10px}.session-toolbar .session-label,.session-bar .session-name{margin-left:2px}.session-label strong,.session-name strong{font-size:11px}.session-label small,.session-name small{font-size:9px;max-width:145px}.session-toolbar .timer,.session-bar .timer{padding:7px 8px;font-size:11px;gap:5px;min-height:33px}.session-toolbar .focus-text,.session-toolbar .exit-text,.session-bar .exit-text,.session-bar .focus-text{display:none}.session-toolbar .fullscreen-btn,.session-bar .fullscreen{display:none}.session-toolbar button,.session-bar button{min-height:33px;height:33px;padding:7px}.session-toolbar .exit-button,.session-bar .session-exit{width:31px}.question-panel{border-radius:12px}.attempt-progress{padding:15px 17px 0}.attempt-progress-copy{font-size:9px;margin-bottom:11px}.attempt-progress-copy>span:first-child{font-size:7px}.attempt-progress-copy>span:first-child>strong{font-size:13px;margin-left:4px}.attempt-total{font-size:9px}.question-scroll{padding:21px 17px 24px}.question-top{margin-bottom:18px;gap:5px}.question-top>.tag{font-size:8px;padding:4px 6px}.question-top .mark-tag,.question-top .source-tag{display:none}.question-top .square,.question-top .icon-button,.question-top .enlarge-button{width:29px;min-height:29px;height:29px;padding:6px}.question-title{font-size:calc(18px * var(--zoom));line-height:1.6;margin-bottom:15px}.attempt-guidance{font-size:9px;gap:3px 9px;margin-bottom:11px}.attempt-answer-state{font-size:8px}.options{gap:9px}:is(.question-panel,.viewer-dialog,.viewer) .option{grid-template-columns:27px minmax(0,1fr) 15px;gap:11px;min-height:65px;padding:13px 12px;font-size:calc(13px * var(--zoom));line-height:1.65;border-radius:10px}:is(.question-panel,.viewer-dialog,.viewer) .option .option-label,:is(.question-panel,.viewer-dialog,.viewer) .option .letter{width:27px;height:28px;border-radius:7px;font-size:10px}:is(.question-panel,.viewer-dialog,.viewer) .option .option-indicator{display:grid;width:15px;height:15px}:is(.question-panel,.viewer-dialog,.viewer) .option .option-indicator svg{width:10px;height:10px}.question-panel .confidence{padding:14px 13px;gap:13px;margin-top:21px}.confidence-copy>strong{font-size:11px}.confidence-copy>small{font-size:9px}.confidence-choices{width:100%;gap:7px}.question-panel .confidence button{flex:1;min-height:37px;padding:9px;font-size:11px}.question-panel .notes summary{font-size:10px}.attempt-keyboard{display:none}.question-actions,.question-bottom{grid-template-columns:auto minmax(0,1fr) auto;padding:12px 12px max(12px,env(safe-area-inset-bottom));gap:8px;flex-wrap:nowrap}.question-actions .question-position,.question-bottom .position{grid-column:2;display:block;font-size:9px}.question-actions .primary,.question-bottom .primary{grid-column:3;min-width:0;gap:8px}.question-actions button,.question-bottom button{min-height:41px;font-size:10px;padding:10px}.question-actions button .icon,.question-bottom button .ico{width:13px;height:13px}.saved-session-banner{flex-wrap:wrap;padding:17px;gap:12px;margin-bottom:21px}.saved-session-copy{flex-basis:calc(100% - 60px)}.saved-session-copy strong{font-size:12px}.saved-session-copy p{font-size:10px}.saved-session-copy small{font-size:9px}.saved-session-banner>button{margin-left:50px;font-size:10px;min-height:36px}.map-panel.mobile-open{display:block;padding:22px}.confidence-record{font-size:9px}}
@media(prefers-reduced-motion:reduce){.attempt-progress-track i,:is(.question-panel,.viewer-dialog,.viewer) .option{transition:none}}

.viewer-dialog .question-title,.viewer .question-title{font-size:calc(clamp(21px,2vw,26px) * var(--zoom));line-height:1.6}
.viewer-dialog .option,.viewer .option{font-size:calc(17px * var(--zoom));line-height:1.7;min-height:74px;cursor:default}
@media(max-width:600px){.viewer-dialog .option,.viewer .option{font-size:calc(14px * var(--zoom));min-height:65px}.viewer-dialog .question-title,.viewer .question-title{font-size:calc(21px * var(--zoom))}}

/* A single, quiet status pill. It never intercepts an answer or navigation tap. */
#toasts{position:fixed;inset:auto auto max(22px,env(safe-area-inset-bottom)) 50%;transform:translateX(-50%);z-index:100;display:block;width:max-content;max-width:min(420px,calc(100vw - 28px));pointer-events:none}
#toasts>.toast{margin:0;padding:9px 13px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--text,var(--ink));font-size:11px;line-height:1.55;font-weight:450;box-shadow:0 3px 15px #10251a12;animation:none;opacity:1;transform:translateY(0);transition:opacity .12s ease,transform .12s ease;overflow-wrap:anywhere}
#toasts>.toast.error{background:var(--surface);color:var(--incorrect,var(--bad))}
#toasts>.toast.is-hiding{opacity:0;transform:translateY(4px)}
.attempt-session #toasts,.in-session #toasts{bottom:calc(83px + env(safe-area-inset-bottom))}
@media(prefers-reduced-motion:reduce){#toasts>.toast{transition:none}}

/* Size the reading workspace from the actual header, including short landscape screens. */
.workspace-page{--study-header-height:74px}
body.in-session{--study-header-height:76px}
.workspace-page .content,body.in-session #main{min-height:0;height:calc(100dvh - var(--study-header-height))}
.focus-view .workspace-page,body.focus.in-session{--study-header-height:56px}
.focus-view .topbar,body.focus .masthead{height:56px}

/* Phones retain the same essential controls as the desktop workspace. */
@media(max-width:600px){
 .workspace-page .content,body.in-session #main{height:calc(100dvh - 64px);min-height:0;padding:10px 10px 0}
 .focus-view .content,body.focus.in-session #main{height:calc(100dvh - 56px)}
 .session-toolbar,.session-bar{display:grid;grid-template-columns:40px minmax(0,1fr) auto;gap:7px 8px;padding:8px 9px;margin-bottom:10px}
 .session-toolbar .exit-button,.session-bar .session-exit{width:40px;min-height:40px;height:40px;padding:9px;grid-column:1}
 .session-toolbar .session-label,.session-bar .session-name{grid-column:2;margin:0;min-width:0}
 .session-label strong,.session-name strong{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
 .session-label small,.session-name small{font-size:9px!important;max-width:none}
 .session-toolbar .timer,.session-bar .timer{grid-column:3;font-size:11px;min-height:36px;padding:6px 8px}
 .session-tools{display:flex;align-items:center;grid-column:1/-1;gap:6px;min-width:0;padding-top:7px;border-top:1px solid var(--line)}
 .session-toolbar .session-tools .zoom-controls,.session-bar .session-tools .zoom{display:flex;align-items:center;flex-shrink:0;gap:0;margin:0 auto 0 0;padding:0;background:var(--attempt-soft);border:1px solid var(--line);border-radius:8px;overflow:hidden}
 .session-tools .zoom-controls button,.session-tools .zoom button{display:inline-flex;justify-content:center;align-items:center;min-width:44px;min-height:44px;height:44px;padding:6px;font-size:13px;border:0;border-radius:0;background:transparent}
 .session-tools .zoom-value{display:grid;place-items:center;min-width:31px;height:auto;padding:0;border:0;background:transparent;font-size:10px;font-variant-numeric:tabular-nums}
 .session-tools :is(.focus-toggle,#focus,.fullscreen-btn,.fullscreen,.map-mobile,.mobile-map){display:inline-flex;align-items:center;justify-content:center;width:44px;min-width:44px;height:44px;min-height:44px;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}
 .session-tools :is(.focus-toggle,#focus)[aria-pressed=true]{background:var(--attempt-selected);border-color:var(--accent);color:var(--accent)}
 .session-tools :is(.focus-text,.map-text){display:none}
 .question-actions,.question-bottom{grid-template-columns:minmax(0,1fr) minmax(0,.7fr) minmax(0,1.4fr);gap:6px;padding:10px 10px max(10px,env(safe-area-inset-bottom))}
 .question-actions :is(#previous-question,#skip-question,.primary),.question-bottom :is(#previous,#skip,.primary){display:inline-flex;align-items:center;justify-content:center;min-width:0;min-height:44px;padding:9px 7px;font-size:11px;gap:5px;grid-row:1}
 .question-actions #skip-question,.question-bottom #skip{grid-column:2;border-color:var(--line);background:var(--attempt-soft);color:var(--attempt-ink)}
 .question-actions .primary,.question-bottom .primary{grid-column:3}
 .question-actions .question-position,.question-bottom .position{display:none}
 .question-actions button .icon,.question-bottom button .ico{width:13px;height:13px;flex-shrink:0}
 .question-top :is(.square,.icon-button,.enlarge-button){width:34px;min-height:36px;height:36px;padding:8px}
 .question-panel .notes textarea{font-size:16px}
 :is(.builder-card,.set-session-card,.set-filters,dialog) :is(input[type=number],input[type=search],select,textarea){font-size:16px}
 dialog .pref-row .row{flex-wrap:wrap;gap:10px}
 dialog:not(.personalize-panel) h2{padding-right:35px;font-size:23px}
 dialog .dialog-close{width:40px;height:40px;min-height:40px;right:10px;top:10px;padding:10px}
 dialog .dialog-actions button{min-height:44px}
 .topbar{height:64px;padding:0 12px;gap:8px}
 .topbar>.row{gap:7px;min-width:0}
 .topbar .crumb{min-width:0;font-size:11px}
 .workspace-page .crumb>span{display:none}
 .topbar-actions{gap:3px;flex-shrink:0}
 .topbar-actions :is(.square,.recall-share-trigger,.personalize-trigger,.button-link){display:inline-flex;align-items:center;justify-content:center;width:40px;min-width:40px;height:40px;min-height:40px;padding:9px;gap:0;font-size:0}
 .topbar-actions .button-link .icon{width:17px;height:17px}
 .masthead{height:64px;padding:0 10px;gap:8px}
 .masthead .brand{min-width:0;gap:7px;font-size:20px;flex-shrink:0}
 .masthead .brand img{width:28px;height:28px}
 .masthead .brand>span>small{font-size:5px}
 .masthead .course-name{display:none}
 .masthead .header-actions{gap:3px;align-items:center;flex-shrink:0}
 .masthead .header-actions :is(button,#back-recall),.masthead .header-actions button.personalize-trigger{display:inline-flex;align-items:center;justify-content:center;gap:0;min-width:40px;width:40px;height:40px;min-height:40px;padding:9px;font-size:0;border:1px solid var(--line);border-radius:8px}
 .masthead .header-actions :is(#tools,#back-recall)>span{display:none}
 .masthead .header-actions #tools:after{content:none}
 .masthead .header-actions :is(.ico,.personalize-icon,.discovery-icon){width:17px;height:17px}
 body.focus .masthead{height:56px}
 .focus-view .topbar{height:56px}
 .attempt-session #toasts,.in-session #toasts{bottom:calc(74px + env(safe-area-inset-bottom))}
}
@media(max-width:900px){
 .workspace-page,body.in-session{--study-header-height:64px}
 .topbar,.masthead{height:64px}
 .focus-view .workspace-page,body.focus.in-session{--study-header-height:56px}
 .focus-view .topbar,body.focus .masthead{height:56px}
 .session-tools :is(.fullscreen-btn,.fullscreen,.map-mobile,.mobile-map){display:inline-flex}
 .question-map-open .question-map-backdrop{display:block;position:fixed;inset:0;z-index:39;padding:0;border:0;border-radius:0;background:#10251980}
 .map-panel.mobile-open,#map-dialog{position:fixed;inset:76px 12px 12px;margin:0;width:auto;max-width:none;max-height:none;overflow:auto;padding:20px;border-radius:14px;box-shadow:none}
}
@media(max-height:520px) and (min-width:601px){
 .workspace-page,body.in-session,.focus-view .workspace-page,body.focus.in-session{--study-header-height:52px}
 .topbar,.masthead,.focus-view .topbar,body.focus .masthead{height:52px}
 .workspace-page .content,.focus-view .content,body.in-session #main,body.focus.in-session #main{height:calc(100dvh - 52px);padding:8px 10px 0}
 .session-toolbar,.session-bar{padding:6px 9px;margin-bottom:8px;gap:7px}
 .attempt-progress{padding:10px 18px 0}
 .attempt-progress-copy{margin-bottom:8px}
 .question-scroll{padding:15px 18px 20px}
 .question-actions,.question-bottom{padding:8px 12px max(8px,env(safe-area-inset-bottom))}
 .question-actions button,.question-bottom button{min-height:42px;padding:8px 11px}
 .map-panel.mobile-open,#map-dialog{inset:60px 12px 12px}
}