/* --- Date Range Filter & Popover --- */
.date-picker-trigger {
    width: 100%;
    padding: 14px 18px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--primary-blue);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.date-picker-trigger:hover {
    border-color: var(--secondary-gold);
    background: #fffdf5;
}

.date-picker-trigger:focus-visible {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 49, 80, 0.08);
}

.date-picker-trigger .trigger-left-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.date-picker-trigger .trigger-arrow {
    font-size: 0.8rem;
    transition: transform 0.25s ease;
    color: var(--primary-blue);
}

.date-range-group.active .date-picker-trigger .trigger-arrow {
    transform: rotate(180deg);
}

.date-range-group.active .date-picker-trigger {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 49, 80, 0.08);
}

/* Backdrop */
.date-picker-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    z-index: 40;
}

/* Popover */
.date-picker-popover {
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    width: 630px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    display: none;
    flex-direction: column;
    z-index: 45;
    overflow: hidden;
}

.date-range-group.active .date-picker-popover {
    display: flex;
}

/* Top Bar */
.date-picker-top-bar {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    background: #f8fafc;
    display: flex;
    justify-content: flex-end;
}

.date-display-inputs {
    display: flex;
    align-items: center;
    gap: 8px;
}

.date-display-field input {
    width: 110px;
    padding: 6px 10px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-blue);
    text-align: center;
    background: white;
}

.date-picker-separator {
    color: #94a3b8;
    font-weight: 700;
}

/* Body */
.date-picker-body {
    display: flex;
    background: white;
}

/* Calendar Pane */
.calendar-container {
    flex: 1;
    padding: 16px;
}

.calendar-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding: 0;
}

.month-labels {
    display: flex;
    gap: 90px;
    color: var(--primary-blue);
    font-size: 0.95rem;
}

.month-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 700;
}

.year-select-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
    border-radius: 4px;
    transition: background 0.2s ease;
}

.year-select-wrapper:hover {
    background: #f1f5f9;
}

.calendar-year-select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background: transparent;
    border: none;
    padding: 2px 16px 2px 6px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary-blue);
    cursor: pointer;
    outline: none;
}

.year-select-wrapper .select-arrow {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.6rem;
    color: var(--primary-blue);
    pointer-events: none;
}

.nav-btn {
    background: transparent;
    border: none;
    color: #64748b;
    cursor: pointer;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.nav-btn:hover {
    background: #f1f5f9;
    color: var(--primary-blue);
}

.calendar-grids {
    display: flex;
    gap: 20px;
}

.calendar-grid-pane {
    flex: 1;
}

.day-headers {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-size: 0.72rem;
    font-weight: 700;
    color: #94a3b8;
    margin-bottom: 8px;
}

.days-container {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    row-gap: 4px;
    column-gap: 2px;
}

.day-cell {
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.82rem;
    font-weight: 600;
    color: #475569;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.15s ease;
    user-select: none;
}

.day-cell:hover {
    background: #f1f5f9;
    color: var(--primary-blue);
}

.day-cell.empty {
    pointer-events: none;
    visibility: hidden;
}

.day-cell.disabled {
    color: #cbd5e1;
    pointer-events: none;
}

.day-cell.range-start {
    background: var(--primary-blue) !important;
    color: white !important;
    border-radius: 4px 0 0 4px;
}

.day-cell.range-end {
    background: var(--primary-blue) !important;
    color: white !important;
    border-radius: 0 4px 4px 0;
}

.day-cell.range-start.range-end {
    border-radius: 4px !important;
}

.day-cell.range-between {
    background: #eff6ff !important;
    color: var(--primary-blue) !important;
    border-radius: 0;
}

/* Presets Pane */
.presets-container {
    width: 190px;
    border-left: 1px solid var(--border-color);
    padding: 16px;
    background: white;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.presets-title {
    font-size: 0.7rem;
    font-weight: 800;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
    display: block;
}

.presets-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    max-height: 240px;
    overflow-y: auto;
}

.preset-btn {
    background: transparent;
    border: none;
    text-align: left;
    padding: 8px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #475569;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-family: inherit;
}

.preset-btn:hover {
    background: #f8fafc;
    color: var(--primary-blue);
}

.preset-btn.active {
    background: #eff6ff;
    color: var(--primary-blue);
}

.preset-btn.active::after {
    content: '✓';
    font-weight: 700;
    color: var(--primary-blue);
    font-size: 0.85rem;
}

/* Footer Action Buttons */
.date-picker-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 12px 16px;
    border-top: 1px solid var(--border-color);
    background: #f8fafc;
}

.action-btn {
    padding: 8px 20px;
    font-size: 0.85rem;
    font-weight: 700;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.cancel-btn {
    background: white;
    border: 1px solid #cbd5e1;
    color: #475569;
}

.cancel-btn:hover {
    background: #f1f5f9;
    border-color: #94a3b8;
    color: #1e293b;
}

.apply-btn {
    background: var(--primary-blue);
    border: 1px solid var(--primary-blue);
    color: white;
}

.apply-btn:hover {
    background: #002238;
    border-color: #002238;
}

.range-divider {
    font-size: 0.7rem;
    font-weight: 800;
    color: #94a3b8;
    text-transform: uppercase;
    padding: 0 4px;
}

.filter-select,
select#sort-filter {
    width: 100%;
    padding: 12px 12px 12px 36px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary-blue);
    cursor: pointer;
    appearance: none;
    transition: all 0.2s ease;
}

.filter-select:hover,
select#sort-filter:hover {
    border-color: var(--secondary-gold);
    background: white;
}

.filter-select:focus,
select#sort-filter:focus {
    outline: none;
}