/* Custom Date Trigger and Box Engines only */
.custom-date-trigger-box {
    width: 100%;
    box-sizing: border-box;
    background: #060b13 !important;
    border: 1px solid #1e293b !important;
    border-radius: 4px;
    padding: 0.85rem 1rem;
    color: #f8fafc !important;
    font-size: 0.9rem;
    outline: none;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

    .custom-date-trigger-box.focused {
        border-color: #00f2fe !important;
        box-shadow: 0 0 0 1px rgba(0, 242, 254, 0.2), 0 0 12px rgba(0, 242, 254, 0.1) !important;
        background: #02060d !important;
    }

.calendar-icon {
    color: #64748b;
    flex-shrink: 0;
}

/* Floating Overlay Window Panel Layout */
.brand-calendar-popup {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1000;
    width: 100% !important;
    box-sizing: border-box;
    padding: 1rem;
    background-color: #0b0f19;
    border: 1px solid #1e293b;
    border-radius: 6px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
    margin-top: 0.5rem;
}

.calendar-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.calendar-current-month {
    font-size: 0.85rem;
    font-weight: 600;
    color: #f1f5f9;
    font-family: monospace;
}

.btn-cal-nav {
    background: transparent;
    border: none;
    color: #94a3b8;
    font-size: 0.9rem;
    cursor: pointer;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    transition: background-color 0.1s;
}

    .btn-cal-nav:hover {
        background-color: #1e293b;
        color: #f8fafc;
    }

.calendar-days-grid-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-size: 0.7rem;
    font-weight: 700;
    color: #475569;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.calendar-days-matrix {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
}

.calendar-day-blank {
    padding: 0.4rem 0;
}

.calendar-day-btn {
    background: transparent;
    border: none;
    color: #cbd5e1;
    font-size: 0.8rem;
    padding: 0.4rem 0;
    text-align: center;
    cursor: pointer;
    border-radius: 4px;
    font-family: monospace;
    transition: all 0.1s ease;
}

    .calendar-day-btn:hover {
        background-color: #1e293b;
        color: #ffffff;
    }

    .calendar-day-btn.is-today {
        color: #00f2fe;
        font-weight: 700;
    }

    .calendar-day-btn.is-selected {
        background-color: #0284c7 !important;
        color: #ffffff !important;
        font-weight: 700;
    }