/* Learning tools reuse the site's Onest / ink / blue / lime language. */
.lr .parent-tool:not(.is-ready) .parent-scenarios,.lr .parent-tool:not(.is-ready) .parent-output,.lr .parent-tool:not(.is-ready) .lr-actions,.lr .parent-tool:not(.is-ready) #parent-save-status,.lr #exam-workspace:not(.is-enhanced) .exam-reflection{display:none}
.lr .guide-workbench{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);border:1px solid var(--lr-line);border-radius:28px;overflow:hidden;background:white}
.lr .guide-paper{padding:36px 24px;background:linear-gradient(150deg,#edf1f8,#f5f7fb);display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:0}
.lr #guide-board{--guide-cols:4;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-variant-numeric:tabular-nums;max-width:100%}
.lr .guide-grid-row{display:grid;grid-template-columns:24px repeat(var(--guide-cols),42px);gap:3px;min-height:44px;align-items:center}
.lr .guide-cell{height:42px;display:grid;place-items:center;font-size:30px;line-height:1;border:2px solid transparent;border-radius:9px;white-space:pre;background:rgba(255,255,255,.55)}
.lr .guide-cell.is-current{border-color:#526fa5;background:white;font-weight:700;box-shadow:0 0 0 2px #e0e7f3}
.lr .guide-sign{font-size:24px;line-height:1;text-align:center}
.lr .guide-carry-row{min-height:32px}
.lr .guide-carry-row .guide-cell{height:30px;font-size:19px;background:none;color:#364b26;font-weight:700}
.lr .guide-carry-row .guide-cell:not(:empty){background:var(--lr-lime)}
.lr .guide-operands.guide-rule{padding-bottom:9px;margin-bottom:9px;border-bottom:2px solid #667083}
.lr .guide-total{border-top:2px solid #667083;margin-top:8px;padding-top:8px}
.lr .guide-result-row .guide-cell{color:#2d436b}
.lr .guide-legend{font-family:inherit;text-align:center;font-size:13px;line-height:1.55;color:var(--lr-muted);margin:24px 0 0}
.lr .guide-board-note{font-size:14px;text-align:center;max-width:310px;min-height:44px;margin:14px 0 0;color:#31415d}
.lr .guide-controls{padding:30px;min-width:0}
.lr .guide-controls h3{font-size:23px!important;line-height:1.3;margin:20px 0 12px}
.lr .guide-controls>p{font-size:16px}
.lr .guide-progress{display:flex;align-items:center;gap:18px;color:var(--lr-muted);font-size:13px}
.lr .guide-progress span{white-space:nowrap}
.lr .guide-progress progress{width:100%;height:7px;accent-color:#617eae}
.lr .guide-fields{display:flex;gap:16px;margin:22px 0 16px}
.lr .guide-fields .lr-field{flex:1;min-width:0;max-width:190px}
.lr .guide-fields input{width:100%;font-size:24px;font-weight:650;height:58px}
.lr .guide-fields input[aria-invalid=true]{border-color:#9e3c32}
.lr .guide-feedback{font-size:15px;line-height:1.6;min-height:52px;margin:18px 0 0}
.lr .guide-feedback[data-state=correct]{color:#225b3a}
.lr .guide-feedback[data-state=error]{color:#9e3c32}
.lr .guide-text-button,.lr .parent-reset{border:0;background:none;padding:10px 0;color:#405a89;font-size:14px;min-height:44px;text-decoration:underline;text-underline-offset:4px;cursor:pointer}
.lr .guide-controls .lr-actions{gap:10px 22px;margin-top:4px}
.lr #guide-next{margin-top:16px}
.lr button:disabled{opacity:.45;cursor:not-allowed}
.lr .times-table{max-width:100%;overflow:auto;margin:20px 0}
.lr .times-table table{width:100%;border-collapse:collapse;min-width:280px;font-variant-numeric:tabular-nums}
.lr .times-table td,.lr .times-table th{padding:8px 3px;text-align:center;border:1px solid var(--lr-line);font-size:14px}
.lr .times-table th{background:var(--lr-pale)}
.lr .parent-tool{padding:30px!important;border:1px solid var(--lr-line);border-radius:28px;background:#fafbfc;margin:32px 0 56px!important;scroll-margin-top:105px}
.lr .parent-scenarios{border:0;padding:0;margin:24px 0 30px;display:grid;grid-template-columns:1fr 1fr;gap:10px;min-width:0}
.lr .parent-scenarios legend{padding:0 0 14px;font-size:15px;font-weight:650}
.lr .parent-scenarios label{display:flex;align-items:center;gap:10px;padding:16px;border:1px solid var(--lr-line);border-radius:16px;background:white;cursor:pointer;line-height:1.45;font-size:15px}
.lr .parent-scenarios label:has(input:checked){background:var(--lr-pale);border-color:#7890c0;box-shadow:inset 0 0 0 1px #7890c0}
.lr .parent-scenarios input{width:18px;height:18px;flex-shrink:0;accent-color:#526fa5;margin:0}
.lr .parent-output{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.lr .parent-output>div{min-width:0}
.lr .parent-output h3{font-size:21px!important;line-height:1.4;margin:12px 0}
.lr .parent-output p{font-size:15px;line-height:1.7}
.lr .parent-prompt{padding:18px;border-radius:16px;background:var(--lr-lime);margin:22px 0}
.lr .parent-prompt p{margin:6px 0 0}
.lr .parent-output .lr-field{margin:20px 0 8px}
.lr .parent-output textarea{resize:vertical;min-height:108px;padding:13px;border:1px solid #bcc8d9;border-radius:12px;background:white;width:100%;font-size:16px;line-height:1.5;color:var(--lr-ink)}
.lr .parent-output input[type=date]{width:100%;max-width:240px;font-size:16px}
.lr .parent-message-box{padding:24px;border:1px solid var(--lr-line);border-radius:22px;background:white;align-self:start}
.lr .parent-message-box hr{border:0;border-top:1px solid var(--lr-line);margin:24px 0}
.lr .parent-recipient{display:flex;gap:5px;padding:5px;border-radius:999px;background:var(--lr-pale);margin:16px 0 22px}
.lr .parent-recipient button{flex:1;border:0;border-radius:999px;background:transparent;min-height:44px;font-size:14px;padding:8px;color:var(--lr-ink);cursor:pointer}
.lr .parent-recipient button[aria-pressed=true]{background:var(--lr-ink);color:white}
.lr #parent-generated-message{white-space:pre-line}
.lr .exam-coach{background:#f5f7fb}
.lr .exam-coach details{border-top:1px solid var(--lr-line);padding-top:16px;margin-top:16px}
.lr .exam-reflection select{width:100%;max-width:100%;border:1px solid #bcc8d9;background:white;padding:12px;border-radius:12px;color:var(--lr-ink);font-size:16px;margin-top:10px}
.lr .exam-study-plan{margin:24px 0 0!important;padding:24px 0 0!important;border-top:1px solid var(--lr-line)}
.lr .exam-study-plan h3{margin:0 0 14px;font-size:21px!important}
.lr .exam-study-plan li{padding:8px 0;font-size:15px}
.lr .exam-study-plan li p{font-size:14px;margin:7px 0}
.lr #exam-study-list a,.lr .parent-message-box>a{color:#405a89;text-decoration:underline;font-weight:600;text-underline-offset:4px}
.lr .learning-share{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:24px 0;border-top:1px solid var(--lr-line);margin-top:40px}
.lr .learning-share strong{font-size:18px}
.lr .learning-share p{font-size:14px;margin:8px 0 0}
.lr .learning-share>[role=status]{flex-basis:100%;margin:0}
.lr .learning-share>[role=status]:empty{display:none}
@media(max-width:760px){
 .lr .guide-workbench,.lr .parent-output{grid-template-columns:1fr}
 .lr .guide-paper{padding:14px 10px;justify-content:start}
 .lr .guide-grid-row{grid-template-columns:20px repeat(var(--guide-cols),35px);min-height:36px}
 .lr .guide-cell{height:35px;font-size:26px}
 .lr .guide-carry-row{min-height:26px}
 .lr .guide-carry-row .guide-cell{height:26px;font-size:18px}
 .lr .guide-legend{font-size:11px;margin-top:12px}
 .lr .guide-controls{padding:20px}
 .lr .guide-controls h3{margin:12px 0 8px}
 .lr .guide-controls>p{font-size:15px}
 .lr .guide-fields{margin:16px 0 12px}
 .lr .guide-board-note{min-height:0}
 .lr .guide-board-note:empty{display:none}
 .lr .parent-tool{padding:20px!important}
 .lr .parent-scenarios{grid-template-columns:1fr}
 .lr .parent-output{gap:20px}
 .lr .parent-message-box{padding:20px}
}
@media(max-width:380px){
 .lr .guide-grid-row{grid-template-columns:18px repeat(var(--guide-cols),32px);gap:2px;min-height:36px}
 .lr .guide-cell{height:34px;font-size:25px;border-radius:7px}
 .lr .guide-controls{padding:18px}
 .lr .guide-controls h3{font-size:21px!important}
 .lr .guide-fields{gap:10px}
 .lr .guide-fields .lr-field{font-size:13px}
 .lr .parent-tool{padding:16px!important}
 .lr .parent-message-box{padding:16px}
 .lr .parent-recipient{border-radius:14px}
 .lr .parent-recipient button{font-size:12px}
}
@media print{.lr .learning-share,.lr .parent-scenarios,.lr .parent-recipient,.lr .parent-reset,.lr .guide-text-button{display:none!important}.lr .parent-tool{border:0;padding:0!important}.lr .parent-output{display:block}.lr .parent-message-box{break-inside:avoid}.lr .guide-workbench{break-inside:avoid}}