.lesson-recurrence{border-top:1px solid var(--border);padding-top:17px}
.lesson-recurrence-fields{border:0;margin:17px 0 0;padding:0;min-width:0;display:flex;flex-direction:column;gap:17px}
.lesson-recurrence-fields[hidden]{display:none}
.lesson-recurrence-fields legend{padding:0;margin-bottom:8px;font-size:1rem;font-weight:700;color:#6b7f5b}
.lesson-weekdays{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}
.form-stack .lesson-weekdays label{position:relative;display:block;cursor:pointer;font-size:.875rem;text-align:center}
.form-stack .lesson-weekdays input{position:absolute;inset:0;opacity:0;cursor:pointer;margin:0;width:100%;height:100%;padding:0}
.lesson-weekdays span{display:block;padding:9px 0;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--ink)}
.lesson-weekdays input:checked+span{background:var(--accent);color:#fff;border-color:var(--accent)}
.lesson-weekdays input:focus-visible+span{outline:3px solid #a6c3ae;outline-offset:2px}
.lesson-recurrence-summary{margin:0;font-size:.875rem;line-height:1.6;color:var(--muted)}
.lesson-recurrence-summary[data-invalid=true]{color:#a75d43}
@media(max-width:420px){.lesson-weekdays{gap:4px}.lesson-weekdays span{padding:10px 0}.form-stack .lesson-weekdays label{font-size:.8rem}}

.lesson-date-field{display:block;position:relative;min-width:0}.lesson-date-field input{width:100%;padding-right:46px!important}.lesson-date-toggle{position:absolute;right:5px;top:5px;bottom:5px;width:38px;display:grid;place-items:center;background:#eef3e6;border-radius:7px;color:#42644c}.lesson-date-popover{display:block;position:absolute;top:calc(100% + 6px);left:0;width:min(300px,calc(100vw - 70px));z-index:20;padding:12px;border:1px solid #ccd9be;border-radius:12px;background:#fffef9;box-shadow:0 10px 35px #243b2b26}.lesson-date-month{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px}.lesson-date-month button{width:34px;height:34px;font-size:24px}.lesson-date-month strong{font-size:14px}.lesson-date-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px}.lesson-date-grid>span{text-align:center;font-size:12px;color:#6c785f;padding:5px 0}.lesson-date-grid button{aspect-ratio:1;font-size:14px;border-radius:6px}.lesson-date-grid button:hover{background:#e7efdc}.lesson-date-grid .outside{color:#90978a}.lesson-date-grid button[aria-pressed=true]{background:#2a6a54;color:white}.lesson-date-popover[hidden]{display:none}.lesson-date-field button:focus-visible{outline:2px solid #2a6a54;outline-offset:1px}
.calendar-head,.calendar-body{grid-template-columns:68px repeat(var(--calendar-columns,7),minmax(0,1fr))}.calendar.calendar-day{min-width:0}.calendar-toolbar{gap:16px;flex-wrap:wrap}.calendar-modes{display:flex;gap:3px;padding:4px;border:1px solid #dce4d4;border-radius:9px}.calendar-modes button{padding:8px 12px;border-radius:6px;font-size:14px}.calendar-modes button[aria-pressed=true]{background:#2a6a54;color:#fff}.calendar-month-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));min-width:780px;border-top:1px solid #dce4d4}.calendar-month-weekday{padding:12px;text-align:center;font-size:14px;color:#68765e}.calendar-month-day{min-height:160px;padding:8px;border-top:1px solid #e1e7da;border-right:1px solid #e1e7da;min-width:0}.calendar-month-day.outside{background:#f7f8f3}.calendar-month-day.outside>header{opacity:.6}.calendar-month-day.is-today{background:#f0f5e9}.calendar-month-day header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.calendar-month-day header button{width:32px;height:32px;border-radius:50%;font-size:14px}.calendar-month-day.is-today>header>button:first-child{background:#2a6a54;color:#fff}.calendar-add-day{color:#52773f;background:#eef3e6}.calendar-month-event{display:flex;flex-direction:column;gap:2px;text-align:left;width:100%;padding:7px;border-radius:6px;margin-top:6px;overflow-wrap:anywhere}.calendar-month-event span,.calendar-month-event small{font-size:11px}.calendar-month-event strong,.calendar-month-event em{font-size:12px;font-style:normal;line-height:1.5}.calendar-month-event small{font-weight:400}.calendar-modes button:focus-visible,.calendar-month-grid button:focus-visible{outline:2px solid #2a6a54;outline-offset:2px}
@media(max-width:700px){.calendar-month-grid{min-width:0}.calendar-month-day{min-height:110px;padding:4px}.calendar-month-weekday{padding:9px 2px}.calendar-month-day header button{width:28px;height:28px}.calendar-month-day .calendar-add-day{display:none}.calendar-month-event{padding:4px}.calendar-month-event span{font-size:10px}.calendar-month-event strong,.calendar-month-event em{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.calendar-month-event small{display:none}}
.lesson-date-popover{position:fixed;max-height:calc(100vh - 24px);overflow:auto}