/**
 * Flatpickr 통일 커스텀 스타일
 * 전체 프로젝트에서 일관된 Date/Time Picker UI 제공
 */

/* ===== 기본 캘린더 스타일 ===== */
.flatpickr-calendar {
    border-radius: 16px !important;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15) !important;
    border: none !important;
    padding: 16px !important;
    font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif !important;
    background: white !important;
    overflow: hidden;
}

.flatpickr-calendar.arrowTop:before,
.flatpickr-calendar.arrowTop:after,
.flatpickr-calendar.arrowBottom:before,
.flatpickr-calendar.arrowBottom:after {
    display: none !important;
}

/* ===== 월 네비게이션 ===== */
.flatpickr-months {
    padding: 0 8px;
    margin-bottom: 8px;
}

.flatpickr-months .flatpickr-month {
    background: transparent !important;
    height: 40px;
}

.flatpickr-current-month {
    font-size: 18px !important;
    font-weight: 700 !important;
    color: #1a1a2e !important;
    padding: 0 !important;
}

.flatpickr-current-month .cur-month {
    font-weight: 700;
}

.flatpickr-current-month .numInputWrapper {
    width: 70px;
}

.flatpickr-current-month input.cur-year {
    font-weight: 700 !important;
    font-size: 18px !important;
    color: #1a1a2e !important;
}

/* 이전/다음 버튼 */
.flatpickr-months .flatpickr-prev-month,
.flatpickr-months .flatpickr-next-month {
    width: 36px !important;
    height: 36px !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    border-radius: 10px !important;
    transition: all 0.2s ease !important;
    padding: 0 !important;
    top: 8px !important;
}

.flatpickr-months .flatpickr-prev-month:hover,
.flatpickr-months .flatpickr-next-month:hover {
    background: #f0f4ff !important;
}

.flatpickr-months .flatpickr-prev-month svg,
.flatpickr-months .flatpickr-next-month svg {
    width: 14px !important;
    height: 14px !important;
    fill: #667eea !important;
}

/* ===== 요일 헤더 ===== */
.flatpickr-weekdays {
    margin-bottom: 4px;
}

.flatpickr-weekday {
    font-size: 12px !important;
    font-weight: 600 !important;
    color: #999 !important;
    text-transform: uppercase;
    background: transparent !important;
}

/* ===== 날짜 셀 ===== */
.flatpickr-day {
    border-radius: 10px !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    color: #333 !important;
    transition: all 0.2s ease !important;
    border: none !important;
    max-width: 38px !important;
    height: 38px !important;
    line-height: 38px !important;
    margin: 2px !important;
}

.flatpickr-day:hover {
    background: #f0f4ff !important;
    border-color: transparent !important;
}

.flatpickr-day.today {
    background: #e8ecff !important;
    border-color: transparent !important;
    color: #667eea !important;
    font-weight: 700 !important;
}

.flatpickr-day.today:hover {
    background: #667eea !important;
    color: white !important;
}

.flatpickr-day.selected,
.flatpickr-day.startRange,
.flatpickr-day.endRange {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    border-color: transparent !important;
    color: white !important;
    font-weight: 600 !important;
}

.flatpickr-day.selected:hover,
.flatpickr-day.startRange:hover,
.flatpickr-day.endRange:hover {
    background: linear-gradient(135deg, #5568d3 0%, #653d8f 100%) !important;
}

.flatpickr-day.inRange {
    background: #f0f4ff !important;
    box-shadow: none !important;
    border-radius: 0 !important;
}

.flatpickr-day.prevMonthDay,
.flatpickr-day.nextMonthDay {
    color: #ccc !important;
}

.flatpickr-day.flatpickr-disabled,
.flatpickr-day.flatpickr-disabled:hover {
    color: #ddd !important;
    background: transparent !important;
    cursor: not-allowed !important;
}

/* ===== 시간 선택기 ===== */
.flatpickr-time {
    border: none !important;
    border-top: 1px solid #f0f0f0 !important;
    margin-top: 12px !important;
    padding-top: 12px !important;
    max-height: 50px !important;
}

.flatpickr-time input {
    font-size: 24px !important;
    font-weight: 700 !important;
    color: #1a1a2e !important;
    border-radius: 8px !important;
}

.flatpickr-time input:hover,
.flatpickr-time input:focus {
    background: #f8f9ff !important;
}

.numInputWrapper {
    border-radius: 10px !important;
    overflow: hidden;
}

.numInputWrapper:hover {
    background: #f8f9ff !important;
}

.numInputWrapper span.arrowUp,
.numInputWrapper span.arrowDown {
    border: none !important;
    opacity: 0;
    transition: opacity 0.2s ease !important;
    right: 5px !important;
}

.numInputWrapper:hover span.arrowUp,
.numInputWrapper:hover span.arrowDown {
    opacity: 1;
}

.numInputWrapper span.arrowUp {
    top: 4px !important;
}

.numInputWrapper span.arrowDown {
    bottom: 4px !important;
}

.numInputWrapper span.arrowUp:after {
    border-bottom-color: #667eea !important;
}

.numInputWrapper span.arrowDown:after {
    border-top-color: #667eea !important;
}

.flatpickr-time .flatpickr-time-separator {
    font-size: 24px !important;
    font-weight: 700 !important;
    color: #667eea !important;
}

.flatpickr-am-pm {
    border-radius: 8px !important;
    font-weight: 600 !important;
    font-size: 14px !important;
    color: #667eea !important;
    transition: all 0.2s ease !important;
    padding: 0 12px !important;
    background: #f8f9ff !important;
}

.flatpickr-am-pm:hover {
    background: #e8ecff !important;
}

/* ===== 입력 필드 스타일 ===== */
.flatpickr-input[readonly] {
    cursor: pointer !important;
    background: white !important;
}

/* ===== 공통 필드 래퍼 스타일 ===== */
.picker-field-wrapper {
    position: relative;
}

.picker-field-wrapper .form-control {
    padding-right: 48px;
    cursor: pointer;
}

.picker-field-wrapper .field-icon {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: #667eea;
    pointer-events: none;
    transition: all 0.3s ease;
}

.picker-field-wrapper:hover .field-icon {
    color: #764ba2;
    transform: translateY(-50%) scale(1.1);
}

/* ===== 모바일 최적화 ===== */
@media (max-width: 768px) {
    .flatpickr-calendar {
        padding: 12px !important;
        border-radius: 12px !important;
    }
    
    .flatpickr-day {
        max-width: 34px !important;
        height: 34px !important;
        line-height: 34px !important;
        font-size: 13px !important;
    }
    
    .flatpickr-time input {
        font-size: 20px !important;
    }
    
    .flatpickr-time .flatpickr-time-separator {
        font-size: 20px !important;
    }
}