/* ===================================================================
   Flatpickr Calendar Complete Styling
   Smart Leave System
   =================================================================== */

/* ===================================================================
   Calendar Legend (UI Component)
   =================================================================== */
.calendar-legend {
    display: flex;
    gap: 16px;
    margin-top: 8px;
    margin-bottom: 8px;
    padding: 8px 12px;
    background: var(--bg-gray);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

.legend-dot.working {
    background-color: var(--primary-color);
}

.legend-dot.holiday {
    background-color: var(--danger-color);
}

.legend-dot.special-working {
    background-color: var(--success-color);
}

.legend-dot.leave-pending {
    background-color: #f59e0b;
}

.legend-dot.leave-approved {
    background-color: #10b981;
}

/* ===================================================================
   Flatpickr Input Styling
   =================================================================== */
.flatpickr-input {
    background-color: var(--bg-white) !important;
    cursor: pointer !important;
}

.flatpickr-input:disabled,
.flatpickr-input[readonly] {
    background-color: var(--bg-white) !important;
    opacity: 1 !important;
    cursor: pointer !important;
}

/* Alt input (visible input) */
.flatpickr-input.flatpickr-mobile,
input.flatpickr-input+input {
    background-color: var(--bg-white) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-sm) !important;
    padding: 12px 16px !important;
    font-size: 1rem !important;
    font-family: 'Sarabun', sans-serif !important;
    color: var(--text-dark) !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

/* ===================================================================
   Flatpickr Calendar Container
   =================================================================== */
.flatpickr-calendar {
    font-family: 'Sarabun', sans-serif !important;
    border-radius: var(--radius-md) !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15) !important;
    border: none !important;
    padding: 0 !important;
    width: calc(100vw - 32px) !important;
    max-width: 400px !important;
    background: var(--bg-white) !important;
}

.flatpickr-calendar.open {
    z-index: 99999 !important;
}

/* ===================================================================
   Calendar Header / Months
   =================================================================== */
.flatpickr-months {
    padding: 12px 8px 8px !important;
    background: var(--primary-color) !important;
    border-radius: var(--radius-md) var(--radius-md) 0 0 !important;
}

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

.flatpickr-current-month {
    font-size: 1.1rem !important;
    font-weight: 600 !important;
    color: white !important;
    padding-top: 5px !important;
}

.flatpickr-current-month .flatpickr-monthDropdown-months {
    background: transparent !important;
    color: white !important;
    font-weight: 600 !important;
}

.flatpickr-current-month input.cur-year {
    color: white !important;
    font-weight: 600 !important;
}

/* Navigation arrows */
.flatpickr-months .flatpickr-prev-month,
.flatpickr-months .flatpickr-next-month {
    fill: white !important;
    color: white !important;
    padding: 8px !important;
}

.flatpickr-months .flatpickr-prev-month:hover svg,
.flatpickr-months .flatpickr-next-month:hover svg {
    fill: rgba(255, 255, 255, 0.8) !important;
}

/* ===================================================================
   Weekday Headers
   =================================================================== */
.flatpickr-weekdays {
    background: var(--bg-gray) !important;
    padding: 8px 0 !important;
}

.flatpickr-weekday {
    color: var(--text-muted) !important;
    font-weight: 600 !important;
    font-size: 0.85rem !important;
    flex: 1 !important;
    text-align: center !important;
}

/* ===================================================================
   Days Container
   =================================================================== */
.flatpickr-days {
    padding: 8px !important;
    width: 100% !important;
}

.dayContainer {
    min-width: 100% !important;
    max-width: 100% !important;
    width: 100% !important;
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: space-around !important;
}

/* ===================================================================
   Day Cells - Base Styling
   =================================================================== */
.flatpickr-day {
    border-radius: 8px !important;
    font-weight: 500 !important;
    font-size: 0.95rem !important;
    line-height: 40px !important;
    height: 40px !important;
    flex: 1 1 calc(100% / 7 - 4px) !important;
    max-width: calc(100% / 7 - 4px) !important;
    margin: 2px !important;
    transition: all 0.15s ease !important;
    border: none !important;
}

.flatpickr-day:hover {
    background: var(--primary-light) !important;
    border-color: transparent !important;
}

.flatpickr-day.selected,
.flatpickr-day.selected:hover {
    background: var(--primary-color) !important;
    border-color: transparent !important;
    color: white !important;
    font-weight: 600 !important;
}

.flatpickr-day.today {
    border: 2px solid var(--primary-color) !important;
}

.flatpickr-day.today:not(.selected) {
    color: var(--primary-color) !important;
    font-weight: 700 !important;
    background: transparent !important;
}

/* Previous/Next month days */
.flatpickr-day.prevMonthDay,
.flatpickr-day.nextMonthDay {
    color: var(--text-light) !important;
    opacity: 0.5 !important;
}

/* ===================================================================
   Day Types Styling
   =================================================================== */

/* วันหยุด - สีแดง */
.flatpickr-day.holiday-date,
.flatpickr-day.holiday-date.today,
.flatpickr-day.holiday-date.prevMonthDay,
.flatpickr-day.holiday-date.nextMonthDay,
.flatpickr-day.flatpickr-disabled.holiday-date,
span.flatpickr-day.holiday-date,
.flatpickr-days .dayContainer .flatpickr-day.holiday-date {
    background-color: var(--danger-light) !important;
    color: #ef4444 !important;
    font-weight: 600 !important;
}

.flatpickr-day.holiday-date:hover,
.flatpickr-day.flatpickr-disabled.holiday-date:hover {
    background-color: var(--danger-light) !important;
    color: #ef4444 !important;
}

/* วันเสาร์ - พื้นหลังแดงอ่อน ตัวหนังสือแดง */
.flatpickr-day.weekend-date,
.flatpickr-day.weekend-date.today,
.flatpickr-day.weekend-date.prevMonthDay,
.flatpickr-day.weekend-date.nextMonthDay,
.flatpickr-day.flatpickr-disabled.weekend-date,
span.flatpickr-day.weekend-date,
.flatpickr-days .dayContainer .flatpickr-day.weekend-date {
    background-color: var(--danger-light) !important;
    color: #ef4444 !important;
    font-weight: 600 !important;
}

.flatpickr-day.weekend-date:hover,
.flatpickr-day.flatpickr-disabled.weekend-date:hover,
span.flatpickr-day.weekend-date:hover {
    background-color: var(--danger-light) !important;
    color: #ef4444 !important;
}

/* วันอาทิตย์ - พื้นหลังเทา ตัวหนังสือแดง */
.flatpickr-day.sunday-date,
.flatpickr-day.sunday-date.today,
.flatpickr-day.flatpickr-disabled.sunday-date,
span.flatpickr-day.sunday-date,
.flatpickr-days .dayContainer .flatpickr-day.sunday-date {
    background-color: #f3f4f6 !important;
    color: #ef4444 !important;
    font-weight: 600 !important;
}

.flatpickr-day.sunday-date:hover,
.flatpickr-day.flatpickr-disabled.sunday-date:hover,
span.flatpickr-day.sunday-date:hover {
    background-color: #e5e7eb !important;
    color: #ef4444 !important;
}

/* วันทำงาน (เช่น เสาร์ทำงาน) - สีเขียว */
.flatpickr-day.working-date,
.flatpickr-day.working-date.today,
.flatpickr-day.flatpickr-disabled.working-date,
span.flatpickr-day.working-date,
.flatpickr-days .dayContainer .flatpickr-day.working-date {
    background-color: var(--success-light) !important;
    color: var(--success-color) !important;
    font-weight: 600 !important;
}

.flatpickr-day.working-date:hover {
    background-color: #a7f3d0 !important;
    color: #047857 !important;
}

/* ===================================================================
   วันลา (Leave Days) - แสดงวันที่มีใบลาอยู่แล้ว
   =================================================================== */

/* วันลารออนุมัติ - สีส้ม */
.flatpickr-day.leave-date.leave-pending,
.flatpickr-day.flatpickr-disabled.leave-date.leave-pending,
span.flatpickr-day.leave-date.leave-pending,
.flatpickr-days .dayContainer .flatpickr-day.leave-date.leave-pending {
    background-color: #fef3c7 !important;
    color: #d97706 !important;
    font-weight: 600 !important;
    position: relative;
}

/* เพิ่มจุดส้มเล็กๆ สำหรับวันลารออนุมัติ */
.flatpickr-day.leave-date.leave-pending::after {
    content: '';
    position: absolute;
    bottom: 3px;
    left: 50%;
    transform: translateX(-50%);
    width: 5px;
    height: 5px;
    background-color: #f59e0b;
    border-radius: 50%;
}

/* วันลาอนุมัติแล้ว - สีเขียว (Success) */
.flatpickr-day.leave-date.leave-approved,
.flatpickr-day.flatpickr-disabled.leave-date.leave-approved,
span.flatpickr-day.leave-date.leave-approved,
.flatpickr-days .dayContainer .flatpickr-day.leave-date.leave-approved {
    background-color: #d1fae5 !important;
    color: #059669 !important;
    font-weight: 600 !important;
    position: relative;
}

/* เพิ่มจุดเขียวเล็กๆ สำหรับวันลาอนุมัติ */
.flatpickr-day.leave-date.leave-approved::after {
    content: '';
    position: absolute;
    bottom: 3px;
    left: 50%;
    transform: translateX(-50%);
    width: 5px;
    height: 5px;
    background-color: #10b981;
    border-radius: 50%;
}

/* ไม่ลด opacity สำหรับวันลา */
.flatpickr-day.flatpickr-disabled.leave-date {
    opacity: 1 !important;
}

/* วันในอดีต - สีเทาอ่อน แต่ยังเห็นได้ */
.flatpickr-day.past-date,
.flatpickr-day.flatpickr-disabled.past-date,
span.flatpickr-day.past-date,
.flatpickr-days .dayContainer .flatpickr-day.past-date {
    color: #d1d5db !important;
    background-color: transparent !important;
}

.flatpickr-day.past-date.leave-pending,
.flatpickr-day.past-date.leave-approved {
    opacity: 0.6 !important;
}

/* ===================================================================
   Disabled Days
   =================================================================== */
.flatpickr-day.flatpickr-disabled {
    cursor: not-allowed !important;
}

.flatpickr-day.flatpickr-disabled:hover {
    cursor: not-allowed !important;
}

/* ไม่ลด opacity สำหรับวันหยุด วันเสาร์ วันอาทิตย์ */
.flatpickr-day.flatpickr-disabled.holiday-date,
.flatpickr-day.flatpickr-disabled.weekend-date,
.flatpickr-day.flatpickr-disabled.sunday-date {
    opacity: 1 !important;
}

/* ===================================================================
   Mobile Responsive
   =================================================================== */
@media (max-width: 480px) {
    .flatpickr-calendar {
        width: calc(100vw - 32px) !important;
        max-width: 320px !important;
        left: 50% !important;
        transform: translateX(-50%) !important;
    }

    .flatpickr-day {
        height: 36px !important;
        line-height: 36px !important;
        max-width: 36px !important;
        font-size: 0.9rem !important;
    }

    .calendar-legend {
        flex-wrap: wrap;
        gap: 8px;
    }

    /* Fix for date inputs on mobile */
    .date-input .form-control {
        font-size: 0.9rem !important;
        padding: 10px 12px !important;
    }
}