/* Daily lessons: date groups, classroom sections and a focused reading preview. */
.lesson-workspace{min-width:0}
.lesson-filters{display:grid;grid-template-columns:minmax(180px,1.5fr) minmax(170px,1.2fr) repeat(2,minmax(140px,1fr)) auto;gap:var(--space-3);align-items:end;background:#fff;border:1px solid var(--line);border-radius:16px;padding:var(--panel-padding)}
.lesson-filters>div{min-width:0}.lesson-filters .form-label{display:block;margin-bottom:var(--space-1)}
.lesson-filters .form-control,.lesson-filters .form-select{width:100%;min-width:0}
.lesson-filters>.btn{white-space:normal}
.lesson-count{margin:var(--space-3) 0;color:var(--muted);font-variant-numeric:tabular-nums}
.lesson-filter-error{color:var(--danger);margin:var(--space-3) 0 0}
.lesson-day{margin:var(--space-4) 0 0;min-width:0}.lesson-day:first-child{margin-top:0}
.lesson-day-heading{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-2);margin-bottom:var(--space-2)}
.lesson-day-heading h2{font-size:16px;font-weight:700;margin:0;color:var(--ink)}
.lesson-day-heading>span{font-size:12px;color:var(--muted);white-space:nowrap}
.lesson-class{min-width:0;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;margin-top:var(--space-3)}
.lesson-class-heading{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:var(--space-1) var(--space-3);padding:var(--space-3) var(--panel-padding);border-bottom:1px solid var(--line)}
.lesson-class-heading h3{font-size:15px;font-weight:700;margin:0;overflow-wrap:anywhere}
.lesson-class-heading p{font-size:12px;color:var(--muted);margin:0;overflow-wrap:anywhere}
.lesson-list{list-style:none;padding:0;margin:0}
.lesson-row{display:grid;grid-template-columns:104px minmax(0,1fr) auto;gap:var(--space-3);align-items:center;padding:var(--space-3) var(--panel-padding)}
.lesson-row+.lesson-row{border-top:1px solid var(--line)}
.lesson-time{font-variant-numeric:tabular-nums;font-size:13px;font-weight:700;color:var(--ink);overflow-wrap:anywhere}
.lesson-time>span{font-size:12px;font-weight:400;color:var(--muted)}
.lesson-identity{min-width:0}.lesson-subject{font-size:12px;font-weight:600;color:var(--muted);margin:0 0 4px;overflow-wrap:anywhere}
.lesson-topic{font-size:15px;font-weight:700;line-height:1.45;color:var(--ink);margin:0 0 4px;overflow-wrap:anywhere}
.lesson-teacher{font-size:12px;color:var(--muted);margin:0;overflow-wrap:anywhere}
.lesson-actions.row-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:var(--space-1);width:auto;max-width:290px}
.lesson-actions.row-actions button{margin:0;min-height:var(--control-height);padding:8px 12px}
.lesson-empty{padding:var(--panel-padding);background:#fff;border-radius:16px;margin:0}
.lesson-more{display:block;margin:var(--space-4) auto 0}
.lesson-detail{color:var(--ink);overflow-wrap:anywhere}
.lesson-detail>header{padding-bottom:var(--space-3)}
.lesson-detail .lesson-detail-topic{font-size:24px;font-weight:700;line-height:1.4;margin:0}
.lesson-detail>section{border-top:1px solid var(--line);padding-top:var(--space-3);margin-top:var(--space-3)}
.lesson-detail>section>h3{font-size:14px;font-weight:700;margin:0 0 var(--space-2)}
.lesson-overview{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3);margin:0}
.lesson-overview>div{min-width:0}.lesson-overview dt{font-size:12px;color:var(--muted);font-weight:400;margin-bottom:4px}.lesson-overview dd{margin:0;font-weight:600}
.lesson-detail-text{white-space:pre-wrap;margin:0;line-height:1.75;max-width:72ch}
@media(max-width:1200px){.lesson-filters{grid-template-columns:repeat(2,minmax(0,1fr))}.lesson-filters>.btn{justify-self:start}.lesson-row{grid-template-columns:90px minmax(0,1fr)}.lesson-actions.row-actions{grid-column:2;justify-content:flex-start;max-width:none}}
@media(max-width:800px),(pointer:coarse){.lesson-actions.row-actions button{min-width:44px;min-height:44px}.lesson-filters .btn{min-height:44px}}
@media(max-width:550px){.lesson-filters{grid-template-columns:repeat(2,minmax(0,1fr))}.lesson-filters>div:nth-child(-n+2),.lesson-filters>.btn{grid-column:1/-1}.lesson-filters>.btn{justify-self:stretch}.lesson-row{grid-template-columns:minmax(0,1fr);gap:var(--space-2)}.lesson-actions.row-actions{grid-column:1}.lesson-class-heading{display:block}.lesson-class-heading p{margin-top:4px}.lesson-day-heading h2{font-size:16px}.lesson-detail .lesson-detail-topic{font-size:24px}}
@media(max-width:360px){.lesson-filters>div{grid-column:1/-1}}