.history-toolbar{--week-toolbar-sticky-top: var(--history-sticky-top);--week-toolbar-z-index: 8;--week-toolbar-margin-bottom: 14px}.history-week-picker-trigger{min-height:32px;font-weight:700;font-size:.92rem}.history-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:10px}.history-title-copy{min-width:0;display:grid;gap:4px;flex:1 1 auto}.history-title-copy h3,.history-title-copy .muted{margin:0}.history-view-toggle{display:inline-flex;align-items:center;gap:8px;flex:0 0 auto;justify-content:flex-end}.history-calendar-wrap{--week-grid-head-top: calc(var(--history-sticky-top) + var(--history-toolbar-height));--week-grid-head-z-index: 6}.history-day-head.today{background:color-mix(in srgb,#0ea5e9 12%,var(--surface))}.history-day-head.sunday{background:color-mix(in srgb,#ef4444 9%,var(--surface))}.history-day-head.saturday{background:color-mix(in srgb,#2563eb 9%,var(--surface))}.history-day-head.holiday{background:color-mix(in srgb,#f59e0b 11%,var(--surface))}.history-day-head.today.holiday{background:color-mix(in srgb,#f59e0b 10%,#0ea5e9 10%)}.history-day-head-main{width:100%;min-width:0;display:inline-flex;align-items:center;gap:6px}.history-time-tick{position:absolute;right:6px;transform:translateY(-50%);color:var(--muted);font-size:.72rem}.history-day-column.today{background:color-mix(in srgb,#0ea5e9 7%,transparent)}.history-day-column.sunday{background:color-mix(in srgb,#ef4444 6%,transparent)}.history-day-column.saturday{background:color-mix(in srgb,#2563eb 6%,transparent)}.history-day-column.holiday{background:color-mix(in srgb,#f59e0b 8%,transparent)}.history-day-column.today.holiday{background:color-mix(in srgb,#f59e0b 8%,#0ea5e9 6%)}.history-calendar-day-body{position:relative;overflow:hidden}.history-calendar-empty{margin:0;position:absolute;top:10px;left:10px}.history-calendar-hour-line{position:absolute;left:0;right:0;height:1px;background:color-mix(in srgb,var(--border) 65%,transparent);pointer-events:none}.ui-button.history-calendar-session-block{border:1px solid var(--border)!important;background:var(--surface)!important}.ui-button.history-calendar-session-block.selected{border-color:color-mix(in srgb,var(--primary) 46%,var(--border))!important;box-shadow:0 0 0 1px color-mix(in srgb,var(--primary) 26%,transparent)}.ui-button.history-calendar-session-block.past{border-color:color-mix(in srgb,var(--muted) 42%,var(--border))!important;background:color-mix(in srgb,var(--surface-muted) 86%,var(--surface))!important}.ui-button.history-calendar-session-block.future{border-color:color-mix(in srgb,var(--primary) 52%,var(--border))!important;background:color-mix(in srgb,var(--primary) 11%,var(--surface))!important}.ui-button.history-calendar-session-block.live{border-color:color-mix(in srgb,#1f9d55 54%,var(--border))!important;background:color-mix(in srgb,#1f9d55 11%,var(--surface))!important}.week-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:10px}.week-day{border:1px solid var(--border);border-radius:12px;background:color-mix(in srgb,var(--surface-muted) 70%,var(--surface));padding:10px;min-height:200px;display:grid;grid-template-rows:auto 1fr;gap:8px}.week-day.sunday{background:color-mix(in srgb,#ef4444 9%,var(--surface))}.week-day.saturday{background:color-mix(in srgb,#2563eb 9%,var(--surface))}.week-day.today{border-color:color-mix(in srgb,#0ea5e9 48%,var(--border));background:color-mix(in srgb,#0ea5e9 12%,var(--surface));box-shadow:inset 0 0 0 1px color-mix(in srgb,#0ea5e9 24%,transparent)}.week-day.today .week-day-head strong{color:color-mix(in srgb,#0369a1 86%,var(--text))}.week-day.today.holiday{border-color:color-mix(in srgb,#d97706 48%,#0ea5e9 34%);background:color-mix(in srgb,#f59e0b 10%,#0ea5e9 10%);box-shadow:inset 0 0 0 1px color-mix(in srgb,#d97706 26%,#0ea5e9 20%)}.week-day.holiday{border-color:color-mix(in srgb,#d97706 46%,var(--border));background:color-mix(in srgb,#f59e0b 11%,var(--surface));box-shadow:inset 0 0 0 1px color-mix(in srgb,#f59e0b 30%,transparent)}.week-day-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.week-day-head-main{display:inline-flex;align-items:center;gap:6px;min-width:0;flex:1}.holiday-name{display:inline-block;flex:1;min-width:0;font-size:.7rem;line-height:1.2;color:color-mix(in srgb,#92400e 82%,var(--muted));white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.day-empty{margin:0}.day-session-list{display:grid;gap:8px;align-content:start}.ui-button.day-session-card{position:relative;border:1px solid var(--border)!important;background:var(--surface)!important;cursor:pointer}.ui-button.day-session-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:transparent}.ui-button.day-session-card:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--primary) 36%,var(--border))!important;box-shadow:0 3px 8px #00000014}.ui-button.day-session-card.collapsed-stack{margin-top:-18px;margin-left:12px}.ui-button.day-session-card.selected{border-color:color-mix(in srgb,var(--primary) 46%,var(--border))!important;box-shadow:0 0 0 1px color-mix(in srgb,var(--primary) 26%,transparent)}.ui-button.day-session-card.past{border-color:color-mix(in srgb,var(--muted) 42%,var(--border))!important;background:color-mix(in srgb,var(--surface-muted) 86%,var(--surface))!important}.ui-button.day-session-card.past:before{background:color-mix(in srgb,var(--muted) 62%,var(--border))}.ui-button.day-session-card.future{border-color:color-mix(in srgb,var(--primary) 52%,var(--border))!important;background:color-mix(in srgb,var(--primary) 11%,var(--surface))!important}.ui-button.day-session-card.future:before{background:color-mix(in srgb,var(--primary) 78%,var(--border))}.ui-button.day-session-card.live{border-color:color-mix(in srgb,#1f9d55 54%,var(--border))!important;background:color-mix(in srgb,#1f9d55 11%,var(--surface))!important}.ui-button.day-session-card.live:before{background:color-mix(in srgb,#1f9d55 85%,var(--border))}.ui-button.day-session-card .day-session-title .class-name-line-secondary{font-size:.76rem}.session-type-pill{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:2px 7px;font-size:.68rem;font-weight:700;border:1px solid var(--border);line-height:1.1}.session-type-pill.makeup{border-color:color-mix(in srgb,#7c3aed 50%,var(--border));color:color-mix(in srgb,#5b21b6 86%,var(--text));background:color-mix(in srgb,#a78bfa 22%,var(--surface))}.session-type-pill.makeup-student{border-color:color-mix(in srgb,#f59e0b 52%,var(--border));color:color-mix(in srgb,#92400e 82%,var(--text));background:color-mix(in srgb,#fde68a 36%,var(--surface))}.history-modal-backdrop{position:fixed;inset:0;background:#080e186b;display:grid;align-items:center;justify-items:center;z-index:1500;padding:12px}.history-modal{width:min(1024px,calc(100vw - 32px));height:min(calc(100vh - 64px),580px);max-height:min(calc(100vh - 64px),580px);display:grid;grid-template-rows:auto minmax(0,1fr);overflow:hidden}.history-modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:8px}.history-modal-head p{margin:4px 0 0}.history-modal-head-actions{gap:8px;align-items:flex-start;justify-content:flex-end}.history-delete-button{border-color:color-mix(in srgb,var(--danger) 46%,var(--border));color:color-mix(in srgb,var(--danger) 82%,var(--text));background:color-mix(in srgb,var(--danger) 8%,var(--surface))}.history-close-button{min-height:28px;padding:5px 10px;font-size:.84rem;line-height:1.1}.history-modal-body{min-height:0;display:grid;grid-template-rows:auto auto minmax(0,1fr);gap:6px;overflow:hidden}.history-modal-phase{display:inline-flex;align-items:center;gap:8px;width:fit-content;padding:6px 10px;border-radius:999px;border:1px solid var(--border);background:color-mix(in srgb,var(--surface-muted) 86%,var(--surface))}.history-modal-phase-dot{width:8px;height:8px;border-radius:50%;background:var(--muted)}.history-modal-phase.past{border-color:color-mix(in srgb,var(--muted) 52%,var(--border));background:color-mix(in srgb,var(--surface-muted) 90%,var(--surface))}.history-modal-phase.past .history-modal-phase-dot{background:color-mix(in srgb,var(--muted) 72%,var(--text))}.history-modal-phase.future{border-color:color-mix(in srgb,var(--primary) 52%,var(--border));background:color-mix(in srgb,var(--primary) 11%,var(--surface))}.history-modal-phase.future .history-modal-phase-dot{background:color-mix(in srgb,var(--primary) 84%,var(--text))}.history-modal-phase.live{border-color:color-mix(in srgb,#1f9d55 58%,var(--border));background:color-mix(in srgb,#1f9d55 12%,var(--surface))}.history-modal-phase.live .history-modal-phase-dot{background:color-mix(in srgb,#1f9d55 86%,var(--text))}.history-modal-intro{display:grid;gap:4px}.history-modal-intro>p{margin:0}.history-modal-body>p{margin:0}.attendee-list{margin:0;padding:0 2px 0 0;list-style:none;display:grid;gap:8px;grid-template-columns:repeat(3,minmax(0,1fr));min-height:0;height:100%;overflow:auto;align-content:start}.attendee-item{border:1px solid var(--border);border-radius:12px;background:color-mix(in srgb,var(--surface-muted) 72%,var(--surface));padding:10px;display:grid;gap:8px}.attendee-head{display:flex;justify-content:space-between;gap:10px;align-items:baseline}.attendee-name-row{display:inline-flex;align-items:center;gap:6px;min-width:0}.attendee-identity{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.attendee-edit-row{display:grid;grid-template-columns:minmax(240px,1.6fr) repeat(2,auto);gap:10px;align-items:center}.attendee-note-input{min-width:0}.attendance-toggle-button{min-width:128px;justify-content:center}.attendance-toggle-button.is-mark-absent{border-color:color-mix(in srgb,var(--danger) 42%,var(--border));color:color-mix(in srgb,var(--danger) 82%,var(--text));background:color-mix(in srgb,var(--danger) 8%,var(--surface))}.attendance-toggle-button.is-mark-present{border-color:color-mix(in srgb,#1f9d55 44%,var(--border));color:color-mix(in srgb,#1f9d55 82%,var(--text));background:color-mix(in srgb,#1f9d55 10%,var(--surface))}input.note-required-empty{border-color:color-mix(in srgb,var(--danger) 58%,var(--border));background:color-mix(in srgb,var(--danger) 8%,var(--surface))}button.needs-note,button.needs-note:disabled{border-color:color-mix(in srgb,var(--danger) 48%,var(--border));color:color-mix(in srgb,var(--danger) 76%,var(--text));background:color-mix(in srgb,var(--danger) 7%,var(--surface));opacity:.9;cursor:not-allowed}.error-inline{color:var(--danger);font-size:.8rem;align-self:center;padding-left:4px}.history-workspace-root{--history-sticky-top: 0px;--history-toolbar-height: 74px}@media(max-width:1199px){.week-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.attendee-list{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:900px){.week-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.history-workspace-root{--history-toolbar-height: 116px}.history-title-row{flex-wrap:wrap;margin-bottom:8px}.history-view-toggle{width:100%;justify-content:flex-start}.history-toolbar{align-items:stretch}.history-toolbar-center{text-align:left;width:100%;justify-items:start}.week-grid,.attendee-list,.attendee-edit-row{grid-template-columns:minmax(0,1fr)}.attendance-toggle-button{width:100%;min-width:0}}