/* ============================================================
 * DATE RANGE PICKER
 * ============================================================ */
.drp-wrapper {
    position: relative;
    display: inline-block;
}

.drp-trigger {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-primary);
    transition: opacity 0.2s, transform 0.2s;
    white-space: nowrap;
}

.drp-trigger:hover {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(var(--color-primary-rgb, 139, 92, 246), 0.1);
}

.drp-trigger i.fa-calendar-alt {
    color: var(--text-secondary);
    font-size: 14px;
}

.drp-trigger i.fa-chevron-down {
    font-size: 10px;
    color: var(--text-tertiary);
    margin-left: 2px;
    transition: transform 0.2s;
}

.drp-dropdown.active+.drp-trigger i.fa-chevron-down,
.drp-wrapper:has(.drp-dropdown.active) .drp-trigger i.fa-chevron-down {
    transform: rotate(180deg);
}

.drp-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    z-index: 1000;
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.drp-dropdown.active {
    display: flex;
}

/* Bảng trái — Cài sẵn */
.drp-presets {
    width: 160px;
    padding: 12px 0;
    border-right: 1px solid var(--border-primary);
    overflow-y: auto;
    max-height: 300px;
}

.drp-preset {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 16px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-primary);
    transition: background 0.15s;
}

.drp-preset:hover {
    background: var(--bg-secondary);
}

.drp-preset-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid var(--border-primary);
    flex-shrink: 0;
    transition: background 0.15s, color 0.15s;
}

.drp-preset.active .drp-preset-dot {
    border-color: var(--color-primary);
    background: var(--color-primary);
    box-shadow: inset 0 0 0 3px var(--bg-primary);
}

/* Bảng phải — Lịch */
.drp-calendar {
    padding: 12px 16px;
    min-width: 280px;
}

.drp-cal-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.drp-cal-title {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
}

.drp-nav-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 12px;
    transition: background 0.15s, color 0.15s;
}

.drp-nav-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.drp-cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
    text-align: center;
}

.drp-day-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-tertiary);
    padding: 4px 0 8px;
    text-transform: uppercase;
}

.drp-day-empty {
    padding: 6px;
}

.drp-day {
    padding: 6px;
    font-size: 13px;
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: var(--text-primary);
}

.drp-day:hover {
    background: var(--bg-secondary);
}

.drp-day.drp-today {
    font-weight: 700;
    color: var(--color-primary);
}

.drp-day.drp-selected {
    background: var(--color-primary);
    color: #fff;
    font-weight: 600;
}

.drp-day.drp-selected:hover {
    background: var(--color-primary);
}

.drp-day.drp-in-range:not(.drp-selected) {
    background: rgba(var(--color-primary-rgb, 139, 92, 246), 0.1);
    border-radius: 0;
}

.drp-day.drp-range-start {
    border-radius: 50% 0 0 50%;
}

.drp-day.drp-range-end {
    border-radius: 0 50% 50% 0;
}

.drp-day.drp-range-start.drp-range-end {
    border-radius: 50%;
}

/* ============================================================
 * RESPONSIVE — Date Range Picker
 * ============================================================ */
@media (max-width: 900px) {
    .drp-wrapper {
        max-width: 100%;
    }

    .drp-trigger {
        max-width: 100%;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .drp-trigger .drp-trigger-text {
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .drp-dropdown {
        flex-direction: column;
        left: 0;
        right: 0;
        width: calc(100vw - 32px);
        max-width: 320px;
    }

    .drp-presets {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-primary);
        max-height: 120px;
        display: flex;
        overflow-x: auto;
        padding: 8px 12px;
        gap: 4px;
    }

    .drp-preset {
        padding: 6px 12px;
        white-space: nowrap;
        border-radius: 20px;
        border: 1px solid var(--border-primary);
        font-size: 12px;
    }

    .drp-preset.active {
        background: var(--color-primary);
        color: #fff;
        border-color: var(--color-primary);
    }

    .drp-preset-dot {
        display: none;
    }

    .drp-calendar {
        min-width: auto;
    }
}