.app-date-picker {
  position: relative;
}

.app-date-picker__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  text-align: left;
}

.app-date-picker__trigger.is-empty {
  color: var(--color-text-faint);
}

.app-date-picker__trigger-text {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-date-picker__trigger-icon {
  flex: 0 0 auto;
  opacity: 0.72;
}

.app-date-picker__popover {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 4000;
  width: min(320px, calc(100vw - 32px));
  padding: 14px;
  border-radius: 18px;
  border: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-surface-overlay, var(--color-surface)) 92%, transparent);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(18px);
}

.app-date-picker__header,
.app-date-picker__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.app-date-picker__title {
  min-width: 0;
  flex: 1;
  text-align: center;
  font-weight: 700;
  color: var(--color-text);
}

.app-date-picker__nav,
.app-date-picker__action {
  appearance: none;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: 12px;
  min-height: 36px;
  padding: 0 12px;
  cursor: pointer;
}

.app-date-picker__nav {
  width: 36px;
  padding: 0;
}

.app-date-picker__weekdays,
.app-date-picker__grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
}

.app-date-picker__weekdays {
  margin-top: 12px;
  margin-bottom: 8px;
  color: var(--color-text-faint);
  font-size: 0.78rem;
  text-align: center;
}

.app-date-picker__day {
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--color-text);
  border-radius: 12px;
  min-height: 36px;
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease, transform 140ms ease;
}

.app-date-picker__day:hover {
  background: var(--color-surface);
  border-color: var(--color-border);
}

.app-date-picker__day.is-selected {
  background: var(--color-accent);
  border-color: color-mix(in srgb, var(--color-accent) 60%, white);
  color: var(--color-accent-contrast, white);
}

.app-date-picker__day.is-today:not(.is-selected) {
  border-color: color-mix(in srgb, var(--color-accent) 55%, transparent);
}

.app-date-picker__day.is-outside {
  opacity: 0.42;
}

.app-date-picker__footer {
  margin-top: 12px;
}