/* ========================================
   Calendar / Agenda
   ======================================== */

/* Calendar Container */
.calendar-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: 0.75rem;
  overflow: hidden;
}

/* ---- Toolbar ---- */
.calendar-toolbar {
  display: flex;
  align-items: center;
  padding: 0.625rem 1rem;
  border-bottom: 1px solid var(--border-default);
  gap: 0.75rem;
  flex-wrap: wrap;
}

.calendar-toolbar-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.calendar-nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border-default);
  background: var(--bg-surface);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.15s;
}

.calendar-nav-btn:hover {
  background: var(--bg-surface-hover);
}

.calendar-today-btn {
  padding: 0.25rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: 0.5rem;
  border: 1px solid var(--border-default);
  background: var(--bg-surface);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.15s;
}

.calendar-today-btn:hover {
  background: var(--bg-surface-hover);
}

.calendar-date-label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

/* View Toggle Pills */
.calendar-view-pills {
  display: flex;
  background: var(--bg-surface-hover);
  border-radius: 0.5rem;
  padding: 0.125rem;
}

.calendar-view-pill {
  padding: 0.25rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: 0.375rem;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}

.calendar-view-pill:hover {
  color: var(--text-primary);
}

.calendar-view-pill.active {
  background: var(--bg-surface);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

/* ---- Source Filter Pills ---- */
.calendar-filters {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--border-light);
  flex-wrap: wrap;
}

.calendar-filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 999px;
  border: 1px solid var(--border-default);
  background: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
  user-select: none;
}

.calendar-filter-pill:hover {
  background: var(--bg-surface-hover);
}

.calendar-filter-pill .filter-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
}

.calendar-filter-pill.active {
  border-color: transparent;
}

.calendar-filter-pill[data-source="events"].active {
  background: var(--accent-10);
  color: var(--accent);
  border-color: var(--accent-20);
}

.calendar-filter-pill[data-source="board_items"].active {
  background: rgba(139, 92, 246, 0.1);
  color: #8B5CF6;
  border-color: rgba(139, 92, 246, 0.2);
}

.calendar-filter-pill[data-source="invoices"].active {
  background: rgba(245, 158, 11, 0.1);
  color: #F59E0B;
  border-color: rgba(245, 158, 11, 0.2);
}

.calendar-filter-pill[data-source="quotes"].active {
  background: rgba(59, 130, 246, 0.1);
  color: #3B82F6;
  border-color: rgba(59, 130, 246, 0.2);
}

/* ---- Month Grid ---- */
.calendar-month-header {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  border-bottom: 1px solid var(--border-default);
}

.calendar-month-header-cell {
  padding: 0.5rem;
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
}

.calendar-month-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.calendar-cell {
  border-right: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  min-height: 6.5rem;
  padding: 0.25rem;
  cursor: pointer;
  transition: background 0.15s;
  position: relative;
}

.calendar-cell:nth-child(7n) {
  border-right: none;
}

.calendar-cell:hover {
  background: var(--bg-surface-hover);
}

.calendar-cell.today {
  background: var(--accent-5, rgba(var(--accent-rgb, 255, 123, 84), 0.05));
}

.calendar-cell.today .calendar-cell-day {
  background: var(--accent);
  color: var(--accent-contrast);
  border-radius: 50%;
  width: 1.5rem;
  height: 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.calendar-cell.outside {
  opacity: 0.4;
}

.calendar-cell-day {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-primary);
  padding: 0.125rem 0.25rem;
  margin-bottom: 0.125rem;
}

/* ---- Event Dots (in month grid) ---- */
.calendar-event-dot {
  display: flex;
  align-items: center;
  border-radius: 0.25rem;
  padding: 0.0625rem 0.375rem;
  font-size: 0.6875rem;
  font-weight: 500;
  margin-bottom: 0.125rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  transition: opacity 0.15s;
  line-height: 1.4;
}

.calendar-event-dot:hover {
  opacity: 0.8;
}

.calendar-event-dot[data-source="events"] {
  background: var(--accent-10);
  color: var(--accent);
  border-left: 3px solid var(--accent);
}

.calendar-event-dot[data-source="board_items"] {
  background: rgba(139, 92, 246, 0.1);
  color: #8B5CF6;
  border-left: 3px solid #8B5CF6;
}

.calendar-event-dot[data-source="invoices"] {
  background: rgba(245, 158, 11, 0.1);
  color: #F59E0B;
  border-left: 3px solid #F59E0B;
}

.calendar-event-dot[data-source="quotes"] {
  background: rgba(59, 130, 246, 0.1);
  color: #3B82F6;
  border-left: 3px solid #3B82F6;
}

.calendar-more-link {
  font-size: 0.6875rem;
  color: var(--text-tertiary);
  padding: 0.0625rem 0.375rem;
  cursor: pointer;
}

.calendar-more-link:hover {
  color: var(--accent);
}

/* ---- Week Grid ---- */
.calendar-week-header {
  display: grid;
  grid-template-columns: 3.5rem repeat(7, 1fr);
  border-bottom: 1px solid var(--border-default);
}

.calendar-week-header-cell {
  padding: 0.5rem;
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-tertiary);
}

.calendar-week-header-cell.today {
  color: var(--accent);
}

.calendar-week-allday {
  display: grid;
  grid-template-columns: 3.5rem repeat(7, 1fr);
  border-bottom: 1px solid var(--border-default);
  min-height: 1.5rem;
}

.calendar-week-allday-label {
  font-size: 0.625rem;
  color: var(--text-tertiary);
  padding: 0.25rem;
  text-align: right;
}

.calendar-week-body {
  display: grid;
  grid-template-columns: 3.5rem repeat(7, 1fr);
  max-height: calc(100vh - 20rem);
  overflow-y: auto;
}

.calendar-week-time-col {
  border-right: 1px solid var(--border-light);
}

.calendar-week-time-slot {
  height: 3rem;
  border-bottom: 1px solid var(--border-light);
  padding-right: 0.5rem;
  text-align: right;
  font-size: 0.6875rem;
  color: var(--text-tertiary);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-top: 0;
  padding-bottom: 0.125rem;
}

.calendar-week-day-col {
  border-right: 1px solid var(--border-light);
  position: relative;
}

.calendar-week-day-col:last-child {
  border-right: none;
}

.calendar-week-slot {
  height: 1.5rem;
  border-bottom: 1px solid var(--border-light);
  cursor: pointer;
}

.calendar-week-slot:nth-child(even) {
  border-bottom-style: dotted;
}

.calendar-week-slot:hover {
  background: var(--bg-surface-hover);
}

/* Positioned events in week/day views */
.calendar-timed-event {
  position: absolute;
  left: 0.125rem;
  right: 0.125rem;
  border-radius: 0.25rem;
  padding: 0.125rem 0.375rem;
  font-size: 0.6875rem;
  font-weight: 500;
  overflow: hidden;
  cursor: pointer;
  z-index: 1;
  transition: opacity 0.15s;
}

.calendar-timed-event:hover {
  opacity: 0.85;
  z-index: 2;
}

/* ---- Week: Today column highlight ---- */
.calendar-week-day-col--today {
  background: var(--accent-5, rgba(var(--accent-rgb, 255, 123, 84), 0.05));
}

.calendar-week-allday-cell {
  padding: 0.125rem;
  border-right: 1px solid var(--border-light);
}

.calendar-week-allday-cell--today {
  background: var(--accent-5, rgba(var(--accent-rgb, 255, 123, 84), 0.05));
}

/* ---- Week: Off-hours styling ---- */
.calendar-week-slot--off-hours {
  background: var(--bg-surface-hover);
  opacity: 0.5;
}

.calendar-week-slot--off-hours:hover {
  opacity: 0.8;
}

.calendar-week-time-slot--off {
  opacity: 0.4;
}

/* ---- Week: Half-hour labels ---- */
.calendar-week-time-half {
  font-size: 0.5625rem;
  color: var(--text-tertiary);
  opacity: 0.5;
  padding-right: 0.5rem;
  text-align: right;
}

/* ---- Week: Event details ---- */
.calendar-timed-event-title {
  font-weight: 600;
  font-size: 0.6875rem;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.calendar-timed-event-time {
  font-size: 0.625rem;
  opacity: 0.8;
  line-height: 1.3;
}

.calendar-timed-event-meta {
  font-size: 0.5625rem;
  opacity: 0.65;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---- Now Indicator ---- */
.calendar-now-indicator {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  z-index: 5;
  pointer-events: none;
}

.calendar-now-indicator::before {
  content: "";
  position: absolute;
  left: -4px;
  top: -3px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

/* ---- Day View ---- */
.calendar-day-body {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  max-height: calc(100vh - 18rem);
  overflow-y: auto;
}

.calendar-day-slot {
  height: 2rem;
  border-bottom: 1px solid var(--border-light);
  cursor: pointer;
}

.calendar-day-slot:hover {
  background: var(--bg-surface-hover);
}

/* ---- Agenda List ---- */
.calendar-agenda {
  max-height: calc(100vh - 16rem);
  overflow-y: auto;
}

.calendar-agenda-day-group {
  border-bottom: 1px solid var(--border-light);
}

.calendar-agenda-day-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--bg-surface-hover);
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.calendar-agenda-day-header.today {
  color: var(--accent);
  background: var(--accent-5, rgba(var(--accent-rgb, 255, 123, 84), 0.05));
}

.calendar-agenda-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 1rem 0.625rem 2rem;
  cursor: pointer;
  transition: background 0.15s;
}

.calendar-agenda-item:hover {
  background: var(--bg-surface-hover);
}

.calendar-agenda-time {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  min-width: 3.5rem;
}

.calendar-agenda-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.calendar-agenda-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  flex: 1;
}

.calendar-agenda-meta {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ---- Event Form Slide-over ---- */
.calendar-slideout {
  position: fixed;
  top: 0;
  bottom: 0;
  right: 0;
  width: 28rem;
  max-width: 100vw;
  background: var(--bg-surface);
  border-left: 1px solid var(--border-default);
  box-shadow: var(--shadow-lg);
  z-index: 50;
  transform: translateX(100%);
  transition: transform 0.25s ease;
  display: flex;
  flex-direction: column;
}

.calendar-slideout.open {
  transform: translateX(0);
}

.calendar-slideout-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 49;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.calendar-slideout-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.calendar-slideout-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-default);
}

.calendar-slideout-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
}

.calendar-slideout-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border-default);
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

/* ---- Quick Event Modal ---- */
.quick-event-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 55;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;
}

.quick-event-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: 0.75rem;
  box-shadow: var(--shadow-lg);
  width: 28rem;
  max-width: calc(100vw - 2rem);
  animation: calendar-slide-up 0.2s ease;
}

@keyframes calendar-slide-up {
  from { opacity: 0; transform: translateY(0.5rem); }
  to { opacity: 1; transform: translateY(0); }
}

.quick-event-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-light);
}

.quick-event-body {
  padding: 1rem;
  overflow: hidden;
}

.quick-event-body select,
.quick-event-body input {
  max-width: 100%;
  box-sizing: border-box;
}

.quick-event-footer {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Quick date buttons */
.quick-date-btn {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 0.375rem;
  border: 1px solid var(--border-default);
  background: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}

.quick-date-btn:hover {
  background: var(--accent-10);
  color: var(--accent);
  border-color: var(--accent-20);
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .calendar-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }

  .calendar-toolbar-nav {
    justify-content: center;
  }

  .calendar-view-pills {
    justify-content: center;
  }

  .calendar-cell {
    min-height: 4rem;
  }

  .calendar-event-dot {
    font-size: 0.625rem;
    padding: 0 0.25rem;
  }

  .calendar-slideout {
    width: 100vw;
  }

  .quick-event-card {
    margin: 0 1rem;
  }

  .calendar-week-body,
  .calendar-day-body {
    max-height: calc(100vh - 22rem);
  }
}