/* ============================================
   CALENDAR CSS - Custom Calendar Styles
   ============================================ */
#custom-calendar {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    border: 1px solid #E5E7EB;
    padding: 1.5rem;
    z-index: 99999;
    width: 350px;
    max-width: 90vw;
}
.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}
.calendar-header button {
    padding: 0.5rem;
    border-radius: 0.5rem;
    border: none;
    background: transparent;
    cursor: pointer;
    color: #4B5563;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
}
.calendar-header button:hover {
    background: #F3F4F6;
}
.calendar-header button i {
    font-size: 0.875rem;
}
#currentMonth {
    font-weight: 600;
    font-size: 1.125rem;
    color: #1F2937;
    margin: 0;
}
.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}
.calendar-weekdays > div {
    text-align: center;
    font-size: 0.875rem;
    font-weight: 600;
    color: #4B5563;
    padding: 0.5rem 0;
}
#calendarDays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.25rem;
}
.calendar-day {
    padding: 0.5rem;
    text-align: center;
    cursor: pointer;
    border-radius: 0.25rem;
    transition: all 0.2s;
    font-size: 0.875rem;
    color: #1F2937;
}
.calendar-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #E5E7EB;
}
.calendar-footer button {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    border: none;
    background: transparent;
    cursor: pointer;
    transition: color 0.2s;
}
#clearDates {
    color: #4B5563;
}
#clearDates:hover {
    color: #1F2937;
}
#todayBtn {
    color: #ff3b14;
}
#todayBtn:hover {
    color: #e63410;
}
.hidden {
    display: none !important;
}