/**
 * Custom DatePicker Styles
 * React DatePicker.styles.ts와 동일한 디자인
 */

/* ============================================
   DatePicker Input
   ============================================ */

.comp-datepicker {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 42px;
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-base);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    background-color: #fff;
    cursor: pointer;
    transition: var(--transition-fast);
    box-sizing: border-box;
    text-align: left;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23666' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 0a.5.5 0 0 1 .5.5V1h8V.5a.5.5 0 0 1 1 0V1h1a2 2 0 0 1 2 2v11a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2V3a2 2 0 0 1 2-2h1V.5a.5.5 0 0 1 .5-.5zM1 4v10a1 1 0 0 0 1 1h12a1 1 0 0 0 1-1V4H1z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-3) center;
    background-size: 16px 16px;
    padding-right: 36px;
}

.comp-datepicker:hover:not(:disabled) {
    border-color: var(--color-gray-400);
}

.comp-datepicker:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px var(--color-primary-100);
}

.comp-datepicker:disabled {
    background-color: var(--color-gray-100);
    cursor: not-allowed;
    opacity: 0.6;
}

/* ============================================
   DatePicker Overlay (모바일용 배경)
   ============================================ */

.comp-datepicker-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

/* ============================================
   DatePicker Close Handle (모바일용 드래그 핸들)
   ============================================ */

.comp-datepicker-close-handle {
    display: none;
}

@media (max-width: 640px) {
    .comp-datepicker-close-handle {
        display: flex;
        justify-content: center;
        padding-bottom: var(--spacing-3);
        margin-bottom: var(--spacing-3);
    }

    .comp-datepicker-close-handle::after {
        content: '';
        width: 40px;
        height: 4px;
        background-color: var(--color-gray-300);
        border-radius: 2px;
    }
}

/* ============================================
   DatePicker Dropdown
   ============================================ */

.comp-datepicker-dropdown {
    position: absolute;
    min-width: 300px;
    background-color: #fff;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    z-index: 1000;
    margin-top: var(--spacing-1);
    padding: var(--spacing-4);
}

/* 모바일 - 화면 하단에서 슬라이드 업 */
@media (max-width: 640px) {
    .comp-datepicker-dropdown.mobile {
        position: fixed;
        top: auto;
        left: 0;
        right: 0;
        bottom: 0;
        min-width: 100%;
        max-width: 100%;
        margin-top: 0;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        padding: var(--spacing-5);
        padding-bottom: calc(var(--spacing-5) + env(safe-area-inset-bottom, 0px));
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
        max-height: 85vh;
        overflow-y: auto;
    }
}

/* ============================================
   DatePicker Header (Year/Month Navigation)
   ============================================ */

.comp-datepicker-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-4);
    gap: var(--spacing-2);
}

/* Nav Buttons (이전/다음 달) */
.comp-datepicker-nav-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: var(--radius-md);
    background-color: transparent;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.comp-datepicker-nav-btn:hover {
    background-color: var(--color-gray-100);
}

.comp-datepicker-nav-btn:disabled {
    color: var(--color-gray-300);
    cursor: not-allowed;
}

.comp-datepicker-nav-btn:disabled:hover {
    background-color: transparent;
}

@media (max-width: 640px) {
    .comp-datepicker-nav-btn {
        width: 44px;
        height: 44px;
    }
}

/* Selectors Container */
.comp-datepicker-selectors {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    flex: 1;
    justify-content: center;
}

/* Custom Select Wrapper */
.comp-datepicker-select-wrapper {
    position: relative;
}

/* Custom Select Button (년/월 선택 버튼) */
.comp-datepicker-select-btn {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    background-color: #fff;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-2);
    min-width: 80px;
}

.comp-datepicker-select-btn:hover {
    border-color: var(--color-gray-400);
}

.comp-datepicker-select-btn:focus {
    outline: none;
    border-color: var(--color-primary-500);
}

.comp-datepicker-year-btn {
    min-width: 100px;
}

@media (max-width: 640px) {
    .comp-datepicker-select-btn {
        padding: var(--spacing-3) var(--spacing-4);
        font-size: var(--font-size-base);
        min-width: 100px;
    }
}

/* Custom Select Dropdown (옵션 목록) */
.comp-datepicker-select-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 10;
    margin-top: 4px;
    background-color: #fff;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    max-height: 200px;
    overflow-y: auto;
}

@media (max-width: 640px) {
    .comp-datepicker-select-dropdown {
        max-height: 180px;
    }
}

/* Custom Select Option (개별 옵션) */
.comp-datepicker-select-option {
    width: 100%;
    padding: var(--spacing-2) var(--spacing-3);
    border: none;
    background-color: #fff;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-normal);
    text-align: center;
    cursor: pointer;
    transition: background-color 0.15s;
}

.comp-datepicker-select-option:hover {
    background-color: var(--color-gray-100);
}

.comp-datepicker-select-option.selected {
    background-color: var(--color-primary-50);
    color: var(--color-primary-600);
    font-weight: var(--font-weight-semibold);
}

@media (max-width: 640px) {
    .comp-datepicker-select-option {
        padding: var(--spacing-3) var(--spacing-4);
        font-size: var(--font-size-base);
    }
}

/* ============================================
   DatePicker Calendar (Grid 레이아웃)
   ============================================ */

.comp-datepicker-calendar {
    margin-bottom: var(--spacing-3);
}

/* Weekdays (Grid) */
.comp-datepicker-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--spacing-1);
    margin-bottom: var(--spacing-2);
}

.comp-datepicker-weekday {
    text-align: center;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    padding: var(--spacing-2) 0;
}

.comp-datepicker-weekday.sunday {
    color: var(--color-error);
}

.comp-datepicker-weekday.saturday {
    color: var(--color-primary-500);
}

@media (max-width: 640px) {
    .comp-datepicker-weekday {
        font-size: var(--font-size-sm);
        padding: var(--spacing-3) 0;
    }
}

/* Days (Grid) */
.comp-datepicker-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--spacing-1);
    justify-items: center;
}

@media (max-width: 640px) {
    .comp-datepicker-days {
        gap: var(--spacing-2);
    }
}

/* Day Button */
.comp-datepicker-day {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    background-color: transparent;
    color: var(--text-primary);
}

.comp-datepicker-day:hover:not(:disabled) {
    background-color: var(--color-gray-100);
}

/* 일요일 */
.comp-datepicker-day.sunday {
    color: var(--color-error);
}

/* 토요일 */
.comp-datepicker-day.saturday {
    color: var(--color-primary-500);
}

/* 다른 달 날짜 */
.comp-datepicker-day.other-month {
    color: var(--color-gray-400);
}

/* 오늘 */
.comp-datepicker-day.today {
    border: 1px solid var(--color-primary-500);
}

/* 선택된 날짜 */
.comp-datepicker-day.selected {
    background-color: var(--color-primary-500);
    color: #fff !important;
}

.comp-datepicker-day.selected:hover {
    background-color: var(--color-primary-600);
}

/* 비활성화 날짜 */
.comp-datepicker-day.disabled {
    color: var(--color-gray-300);
    cursor: not-allowed;
}

.comp-datepicker-day.disabled:hover {
    background-color: transparent;
}

@media (max-width: 640px) {
    .comp-datepicker-day {
        width: 42px;
        height: 42px;
        font-size: var(--font-size-base);
    }
}

/* ============================================
   DatePicker Footer (Buttons)
   ============================================ */

.comp-datepicker-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-3);
    padding-top: var(--spacing-3);
    border-top: 1px solid var(--color-gray-200);
}

.comp-datepicker-btn-today {
    padding: var(--spacing-2) var(--spacing-3);
    border: none;
    border-radius: var(--radius-md);
    background-color: transparent;
    color: var(--color-primary-500);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition-fast);
}

.comp-datepicker-btn-today:hover {
    background-color: var(--color-primary-50);
}

.comp-datepicker-btn-clear {
    padding: var(--spacing-2) var(--spacing-3);
    border: none;
    border-radius: var(--radius-md);
    background-color: transparent;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}

.comp-datepicker-btn-clear:hover {
    background-color: var(--color-gray-100);
}

.comp-datepicker-btn-confirm {
    padding: var(--spacing-2) var(--spacing-4);
    border: none;
    border-radius: var(--radius-md);
    background-color: var(--color-primary-500);
    color: #fff;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition-fast);
}

.comp-datepicker-btn-confirm:hover {
    background-color: var(--color-primary-600);
}

.comp-datepicker-btn-confirm:disabled {
    background-color: var(--color-gray-300);
    cursor: not-allowed;
}

/* 모바일 - 더 큰 버튼 */
@media (max-width: 640px) {
    .comp-datepicker-footer {
        margin-top: var(--spacing-4);
        padding-top: var(--spacing-4);
    }

    .comp-datepicker-btn-today,
    .comp-datepicker-btn-clear {
        padding: var(--spacing-3) var(--spacing-4);
        font-size: var(--font-size-base);
    }

    .comp-datepicker-btn-confirm {
        padding: var(--spacing-3) var(--spacing-5);
        font-size: var(--font-size-base);
    }
}

/* ============================================
   Legacy Table Support (하위호환)
   ============================================ */

.comp-datepicker-table {
    width: 100%;
    border-collapse: collapse;
}

.comp-datepicker-table thead th {
    padding: var(--spacing-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    text-align: center;
}

.comp-datepicker-table thead th.sunday {
    color: var(--color-error);
}

.comp-datepicker-table thead th.saturday {
    color: var(--color-primary-500);
}

.comp-datepicker-table tbody td {
    padding: 2px;
    text-align: center;
}

.comp-datepicker-table tbody td span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    margin: 0 auto;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.comp-datepicker-table tbody td.other-month span {
    color: var(--color-gray-400);
    cursor: default;
}

.comp-datepicker-table tbody td.current-month span {
    color: var(--text-primary);
}

.comp-datepicker-table tbody td.current-month:hover span {
    background-color: var(--color-gray-100);
}

.comp-datepicker-table tbody td.sunday.current-month span {
    color: var(--color-error);
}

.comp-datepicker-table tbody td.saturday.current-month span {
    color: var(--color-primary-500);
}

.comp-datepicker-table tbody td.today span {
    border: 1px solid var(--color-primary-500);
}

.comp-datepicker-table tbody td.selected span {
    background-color: var(--color-primary-500);
    color: #fff !important;
    font-weight: var(--font-weight-bold);
}

.comp-datepicker-table tbody td.selected:hover span {
    background-color: var(--color-primary-600);
}

@media (max-width: 640px) {
    .comp-datepicker-table thead th {
        font-size: var(--font-size-sm);
        padding: var(--spacing-3) 0;
    }

    .comp-datepicker-table tbody td span {
        width: 42px;
        height: 42px;
        font-size: var(--font-size-base);
    }
}