.day-agenda {
  position: relative;
  display: flex;
  flex-direction: column;
  max-height: min(54vh, 31rem);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-sunken);
}

.day-agenda__period {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 2.25rem;
  padding: var(--space-2) var(--space-4);
  background: color-mix(in srgb, var(--color-surface-raised) 94%, transparent);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
}

.day-agenda__period-label {
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

.day-agenda__period-line {
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.day-agenda__row {
  position: relative;
  display: grid;
  grid-template-columns: 4.5rem 1rem minmax(0, 1fr);
  align-items: stretch;
  min-height: 4.25rem;
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
  font: inherit;
  text-align: left;
  transition:
    background var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration-fast) var(--ease-standard);
}

.day-agenda__row:last-child {
  border-bottom: 0;
}

.day-agenda__row--available {
  cursor: pointer;
}

.day-agenda__row--available:hover {
  background: var(--color-surface-hover);
}

.day-agenda__row:focus-visible {
  z-index: 1;
  outline: 2px solid var(--color-focus);
  outline-offset: -2px;
}

.day-agenda__row.is-selected {
  background: var(--tenant-primary-soft);
  box-shadow: inset 3px 0 0 var(--tenant-primary);
}

.day-agenda__row--busy {
  cursor: not-allowed;
  color: var(--color-text-muted);
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 8px,
    rgb(235 119 112 / 3%) 8px,
    rgb(235 119 112 / 3%) 16px
  );
  opacity: 1;
}

.day-agenda__time {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-end;
  gap: 0.1rem;
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-2);
  border-right: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-surface) 65%, transparent);
}

.day-agenda__time-value {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  line-height: 1;
}

.day-agenda__time-end {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.64rem;
}

.day-agenda__marker {
  position: relative;
}

.day-agenda__marker::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0.55rem;
  height: 0.55rem;
  border: 2px solid var(--color-surface-sunken);
  border-radius: var(--radius-full);
  background: var(--color-success);
  box-shadow: 0 0 0 1px var(--color-success);
  transform: translate(-50%, -50%);
}

.day-agenda__row--busy .day-agenda__marker::before {
  background: var(--color-danger);
  box-shadow: 0 0 0 1px var(--color-danger);
}

.day-agenda__event {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.2rem;
  min-width: 0;
  margin: var(--space-2) var(--space-3) var(--space-2) 0;
  padding: var(--space-2) var(--space-3);
  border: 1px solid color-mix(in srgb, var(--color-success) 32%, var(--color-border));
  border-left: 3px solid var(--color-success);
  border-radius: var(--radius-sm);
  background: var(--color-success-soft);
}

.day-agenda__row--busy .day-agenda__event {
  border-color: color-mix(in srgb, var(--color-danger) 25%, var(--color-border));
  border-left-color: var(--color-danger);
  background: var(--color-danger-soft);
}

.day-agenda__row--appointment {
  min-height: 7rem;
}

.day-agenda__row--appointment .day-agenda__event {
  gap: 0.35rem;
  border-color: color-mix(in srgb, var(--color-danger) 34%, var(--color-border));
  background: color-mix(in srgb, var(--color-danger-soft) 78%, var(--color-surface));
}

.day-agenda__row--appointment .day-agenda__event-title {
  color: var(--color-text);
}

.day-agenda__row--appointment .day-agenda__event-detail {
  color: var(--color-text-secondary);
  font-family: var(--font-mono);
  letter-spacing: 0.01em;
}

.day-agenda__row.is-selected .day-agenda__event {
  border-color: var(--tenant-primary);
  border-left-color: var(--tenant-primary);
  background: var(--tenant-primary-soft);
}

.day-agenda__event-title {
  overflow: hidden;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.day-agenda__event-detail {
  overflow: hidden;
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-regular);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.day-agenda__event-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem;
  min-width: 0;
}

.day-agenda__event-meta-item {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  width: fit-content;
  max-width: 100%;
  overflow: hidden;
  padding: 0.18rem 0.42rem;
  border: 1px solid color-mix(in srgb, var(--color-text-muted) 26%, transparent);
  border-radius: var(--radius-full);
  background: color-mix(in srgb, var(--color-surface-raised) 72%, transparent);
  color: var(--color-text-secondary);
  font-size: 0.64rem;
  font-weight: var(--font-weight-medium);
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.day-agenda__empty {
  margin: 0;
  padding: var(--space-8) var(--space-4);
  color: var(--color-text-secondary);
  text-align: center;
}

@media (max-width: 480px) {
  .day-agenda {
    max-height: 28rem;
  }

  .day-agenda__row {
    grid-template-columns: 3.25rem 0.6rem minmax(0, 1fr);
    min-height: 4.75rem;
  }

  .day-agenda__time {
    padding-inline: var(--space-2);
  }

  .day-agenda__event {
    margin-right: var(--space-1);
    padding: var(--space-2);
  }

  .day-agenda__event-title,
  .day-agenda__event-detail {
    overflow: visible;
    line-height: 1.25;
    text-overflow: clip;
    white-space: normal;
  }

  .day-agenda__event-title {
    font-size: var(--font-size-xs);
  }

  .day-agenda__event-detail {
    font-size: 0.68rem;
  }

  .day-agenda__row--appointment {
    min-height: 7.25rem;
  }

  .day-agenda__event-meta-item {
    font-size: 0.61rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .day-agenda__row {
    transition: none;
  }
}