/* Base DatePicker */
.ds-datepicker {
  position: relative;
  display: inline-block;
  width: 100%;
  -webkit-font-smoothing: antialiased;
}

/* Input */
.ds-datepicker__input {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--size2, 8px) var(--size3, 12px);
  font-family: var(--body-regular-fontFamily, var(--font-family, 'Satoshi', sans-serif));
  font-size: var(--body-regular-fontSize, 16px);
  line-height: var(--body-regular-lineHeight, 150%);
  background-color: var(--text-field-bg-default);
  border: 1px solid var(--text-field-border-default);
  border-radius: var(--br-sm, 8px);
  cursor: pointer;
  transition: all 0.2s ease-in-out;
}

.ds-datepicker__input:hover:not(:disabled) {
  border-color: var(--text-field-border-hover);
}

.ds-datepicker__input:disabled {
  background-color: var(--text-field-bg-disabled);
  border-color: var(--text-field-border-disabled);
  cursor: not-allowed;
}

.ds-datepicker--error .ds-datepicker__input {
  border-color: var(--text-field-border-error);
}

/* Value & Placeholder */
.ds-datepicker__value {
  color: var(--semantic-text-corp-primary);
}

.ds-datepicker__placeholder {
  color: var(--text-field-text-placeholder);
}

/* Dropdown */
.ds-datepicker__dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 1000;
  min-width: 280px;
  padding: var(--size3, 12px);
  background-color: var(--semantic-bg-surface-default);
  border: 1px solid var(--semantic-border-default-default);
  border-radius: var(--br-sm, 8px);
  box-shadow: var(--semantic-elevation-elevation2);
  animation: ds-datepicker-fade-in 0.2s ease-out;
}

/* Header */
.ds-datepicker__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--size3, 12px);
}

.ds-datepicker__month {
  font-family: var(--body-regular-fontFamily, var(--font-family, 'Satoshi', sans-serif));
  font-size: var(--body-regular-fontSize, 16px);
  font-weight: var(--body-regular-strong-fontWeight, 700);
  color: var(--semantic-text-corp-primary);
}

.ds-datepicker__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  background: none;
  border: none;
  border-radius: var(--br-xs, 4px);
  cursor: pointer;
  transition: background-color 0.2s ease-in-out;
}

.ds-datepicker__nav:hover {
  background-color: var(--dropdown-bg-hover);
}

/* Calendar */
.ds-datepicker__calendar {
  display: flex;
  flex-direction: column;
  gap: var(--size1, 4px);
}

/* Weekdays */
.ds-datepicker__weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--size1, 4px);
  margin-bottom: var(--size1, 4px);
}

.ds-datepicker__weekday {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 32px;
  font-family: var(--body-small-fontFamily, var(--font-family, 'Satoshi', sans-serif));
  font-size: var(--body-small-fontSize, 14px);
  font-weight: var(--body-regular-strong-fontWeight, 700);
  color: var(--semantic-text-corp-secondary);
}

/* Days */
.ds-datepicker__days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--size1, 4px);
}

.ds-datepicker__day {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 32px;
  padding: 0;
  font-family: var(--body-regular-fontFamily, var(--font-family, 'Satoshi', sans-serif));
  font-size: var(--body-regular-fontSize, 16px);
  color: var(--semantic-text-corp-primary);
  background: none;
  border: none;
  border-radius: var(--br-xs, 4px);
  cursor: pointer;
  transition: all 0.2s ease-in-out;
}

.ds-datepicker__day:hover:not(:disabled):not(.ds-datepicker__day--empty) {
  background-color: var(--dropdown-bg-hover);
}

.ds-datepicker__day--selected {
  background-color: var(--semantic-bg-brand-bold);
  color: var(--semantic-text-on-brand);
  font-weight: var(--body-regular-strong-fontWeight, 700);
}

.ds-datepicker__day--disabled {
  color: var(--semantic-text-corp-disabled);
  cursor: not-allowed;
}

.ds-datepicker__day--empty {
  cursor: default;
}

/* Animation */
@keyframes ds-datepicker-fade-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}