/* ================================================================
   Admin Customer Stats - Design System
   Based on Orders v2 Style
   ================================================================ */

/* ============ Layout ============ */
.stats-summary-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1rem;
}

.stats-summary-card {
    background: var(--card-bg, #fff);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.stats-summary-card:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.stats-summary-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.stats-summary-icon.icon-primary {
    background: rgba(74, 111, 165, 0.12);
    color: #4A6FA5;
}

.stats-summary-icon.icon-success {
    background: rgba(45, 143, 111, 0.12);
    color: #2D8F6F;
}

.stats-summary-icon.icon-warning {
    background: rgba(223, 169, 75, 0.12);
    color: #DFA94B;
}

.stats-summary-icon.icon-info {
    background: rgba(61, 127, 193, 0.12);
    color: #3D7FC1;
}

.stats-summary-content {
    min-width: 0;
}

.stats-summary-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark, #1E2430);
    line-height: 1.2;
}

.stats-summary-value-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.stats-summary-value-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    line-height: 1.2;
}

.stats-summary-value-row strong {
    font-size: 1rem;
    font-weight: 700;
}

.stats-summary-inline-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.stats-summary-value-row.is-draft {
    color: #DFA94B;
}

.stats-summary-value-row.is-confirmed {
    color: #2D8F6F;
}

.stats-summary-label {
    font-size: 0.75rem;
    color: var(--text-light, #5C6372);
    margin-top: 0.15rem;
}

/* Layout */
.stats-layout {
    display: flex;
    gap: 1.25rem;
    padding: 0;
    min-height: calc(100vh - 180px);
}

.stats-sidebar {
    width: 260px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stats-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* ============ Filter Sections ============ */
.stats-filter-section {
    background: var(--card-bg, #fff);
    border-radius: 10px;
    padding: 1rem;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.stats-filter-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-light, #5C6372);
    font-weight: 600;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.stats-filter-title i {
    font-size: 0.8rem;
    opacity: 0.7;
}

.stats-page-select {
    width: 100%;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--border-color, #E1E5EF);
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--text-dark);
    background: var(--card-bg, #fff);
    cursor: pointer;
}

.stats-date-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.stats-date-input {
    width: 100%;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--border-color, #E1E5EF);
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--text-dark);
    background: var(--card-bg, #fff);
}

.stats-date-input:focus {
    outline: none;
    border-color: var(--primary, #4A6FA5);
}

.stats-quick-dates {
    display: flex;
    gap: 0.35rem;
    margin-top: 0.25rem;
}

.stats-quick-date-btn {
    flex: 1;
    padding: 0.4rem 0.5rem;
    border: 1px solid var(--border-color, #E1E5EF);
    border-radius: 6px;
    background: transparent;
    font-size: 0.75rem;
    color: var(--text-light);
    cursor: pointer;
    transition: all 0.15s ease;
}

.stats-quick-date-btn:hover,
.stats-quick-date-btn.active {
    background: var(--primary, #4A6FA5);
    color: #fff;
    border-color: var(--primary, #4A6FA5);
}

/* ============ Buttons ============ */
.stats-btn {
    padding: 0.55rem 1rem;
    border-radius: 8px;
    border: none;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    transition: all 0.15s ease;
}

.stats-btn-primary {
    background: var(--primary, #4A6FA5);
    color: #fff;
}

.stats-btn-primary:hover {
    background: #3d5d8a;
}

/* ============ Cards ============ */
.stats-card {
    background: var(--card-bg, #fff);
    border-radius: 10px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    overflow: hidden;
}

.stats-card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stats-card-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dark, #1E2430);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.stats-card-title i {
    color: var(--primary, #4A6FA5);
    font-size: 0.9rem;
}

.stats-card-body {
    padding: 1.25rem;
}

/* ============ Statistics Grid ============ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

/* ============ 24-Hour Chart ============ */
.stats-chart-card {
    width: 100%;
}

.stats-chart-legend {
    font-size: 0.75rem;
    color: var(--text-light);
}

/* Chart Controls */
.stats-chart-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stats-chart-mode-btns {
    display: flex;
    gap: 0.25rem;
    background: rgba(0, 0, 0, 0.04);
    padding: 0.2rem;
    border-radius: 8px;
}

.stats-chart-mode-btn {
    padding: 0.35rem 0.75rem;
    border: none;
    border-radius: 6px;
    background: transparent;
    font-size: 0.75rem;
    color: var(--text-light);
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.stats-chart-mode-btn:hover {
    color: var(--text-dark);
}

.stats-chart-mode-btn.active {
    background: var(--card-bg, #fff);
    color: var(--primary, #4A6FA5);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    font-weight: 500;
}

.legend-peak {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.legend-peak i {
    color: #4A6FA5;
    font-size: 0.5rem;
}

.stats-hourly-chart {
    padding: 1.25rem;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 4px;
    height: 200px;
}

/* Closing Rate Chart */
.stats-closing-rate-chart {
    padding: 1.25rem;
}

.stats-closing-rate-scroll {
    overflow-x: auto;
}

.stats-closing-rate-inner {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 210px;
}

.stats-close-bar-wrapper {
    flex: 1;
    min-width: 24px;
    max-width: 64px;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.stats-close-bar {
    flex: 1;
    width: 100%;
    display: flex;
    align-items: flex-end;
}

.stats-close-bar-fill {
    width: 100%;
    background: linear-gradient(180deg, #2D8F6F 0%, #64C6A5 100%);
    border-radius: 4px 4px 0 0;
    min-height: 2px;
    transition: height 0.3s ease;
    position: relative;
}

.stats-close-bar-fill.is-peak {
    background: linear-gradient(180deg, #4A6FA5 0%, #6B8FC5 100%);
}

.stats-close-bar-fill:hover {
    opacity: 0.9;
}

.stats-close-bar-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-dark, #1E2430);
    color: #fff;
    padding: 0.35rem 0.6rem;
    border-radius: 6px;
    font-size: 0.7rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.15s ease;
    margin-bottom: 4px;
    z-index: 10;
}

.stats-close-bar-fill:hover .stats-close-bar-tooltip {
    opacity: 1;
    visibility: visible;
}

.stats-close-bar-label {
    font-size: 0.68rem;
    color: var(--text-light);
    margin-top: 0.45rem;
    text-align: center;
    white-space: nowrap;
}

.chart-bar-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.chart-bar {
    flex: 1;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    position: relative;
}

.chart-bar-fill {
    width: 100%;
    background: linear-gradient(180deg, #4A6FA5 0%, #6B8FC5 100%);
    border-radius: 4px 4px 0 0;
    min-height: 4px;
    transition: height 0.3s ease;
    position: relative;
}

.chart-bar-fill.is-peak {
    background: linear-gradient(180deg, #2D8F6F 0%, #4DB892 100%);
}

/* Buyers mode - green */
.chart-bar-fill.is-buyers {
    background: linear-gradient(180deg, #2D8F6F 0%, #4DB892 100%);
}

.chart-bar-fill.is-buyers.is-peak {
    background: linear-gradient(180deg, #1D7F5F 0%, #3DA882 100%);
}

/* Non-buyers mode - orange */
.chart-bar-fill.is-non-buyers {
    background: linear-gradient(180deg, #DFA94B 0%, #F5C97D 100%);
}

.chart-bar-fill.is-non-buyers.is-peak {
    background: linear-gradient(180deg, #CF993B 0%, #E5B96D 100%);
}

.chart-bar-fill:hover {
    opacity: 0.85;
}

.chart-bar-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-dark, #1E2430);
    color: #fff;
    padding: 0.35rem 0.6rem;
    border-radius: 6px;
    font-size: 0.7rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.15s ease;
    margin-bottom: 4px;
    z-index: 10;
}

.chart-bar-fill:hover .chart-bar-tooltip {
    opacity: 1;
    visibility: visible;
}

.chart-bar-label {
    font-size: 0.65rem;
    color: var(--text-light);
    margin-top: 0.5rem;
    text-align: center;
}

/* ============ Stats Items ============ */
.stats-item-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.stats-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stats-item-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark, #1E2430);
}

.stats-item-value.text-success {
    color: #2D8F6F;
}

.stats-item-value.text-warning {
    color: #DFA94B;
}

.stats-item-value.text-danger {
    color: #D2555A;
}

.stats-item-value.text-info {
    color: #3D7FC1;
}

.stats-item-value.text-primary {
    color: #4A6FA5;
}

.stats-item-label {
    font-size: 0.75rem;
    color: var(--text-light, #5C6372);
}

/* Status-colored dots */
.stats-status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 0.35rem;
}

.stats-status-dot.pending {
    background: #DFA94B;
}

.stats-status-dot.confirmed {
    background: #4A6FA5;
}

.stats-status-dot.shipped {
    background: #3D7FC1;
}

.stats-status-dot.completed {
    background: #2D8F6F;
}

.stats-status-dot.cancelled {
    background: #D2555A;
}

/* ============ Progress Bars ============ */
.stats-progress-item {
    margin-bottom: 1rem;
}

.stats-progress-item:last-child {
    margin-bottom: 0;
}

.stats-progress-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.35rem;
    font-size: 0.8rem;
}

.stats-progress-label {
    color: var(--text-dark);
    font-weight: 500;
}

.stats-progress-value {
    color: var(--text-light);
}

.stats-progress-bar {
    height: 8px;
    background: rgba(0, 0, 0, 0.06);
    border-radius: 4px;
    overflow: hidden;
}

.stats-progress-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s ease;
}

.stats-progress-fill.primary {
    background: #4A6FA5;
}

.stats-progress-fill.success {
    background: #2D8F6F;
}

.stats-progress-fill.warning {
    background: #DFA94B;
}

.stats-progress-fill.danger {
    background: #D2555A;
}

.stats-progress-fill.info {
    background: #3D7FC1;
}

/* ============ Rankings ============ */
.stats-ranking-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.stats-ranking-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(0, 0, 0, 0.02);
    border-radius: 8px;
}

.stats-ranking-rank {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    flex-shrink: 0;
}

.stats-ranking-rank.rank-1 {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #fff;
}

.stats-ranking-rank.rank-2 {
    background: linear-gradient(135deg, #C0C0C0, #A0A0A0);
    color: #fff;
}

.stats-ranking-rank.rank-3 {
    background: linear-gradient(135deg, #CD7F32, #A0522D);
    color: #fff;
}

.stats-ranking-rank.rank-other {
    background: rgba(0, 0, 0, 0.08);
    color: var(--text-light);
}

.stats-ranking-info {
    flex: 1;
    min-width: 0;
}

.stats-ranking-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.stats-ranking-sub {
    font-size: 0.7rem;
    color: var(--text-light);
}

.stats-ranking-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary, #4A6FA5);
    white-space: nowrap;
}

/* ============ Empty State ============ */
.stats-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    text-align: center;
    color: var(--text-light);
}

.stats-empty i {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    opacity: 0.5;
}

.stats-empty p {
    font-size: 0.875rem;
    margin: 0;
}

/* ============ Loading State ============ */
.stats-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
}

.stats-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-top-color: var(--primary, #4A6FA5);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============ Responsive ============ */
@media (max-width: 1200px) {
    .stats-summary-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 991px) {
    .stats-layout {
        flex-direction: column;
    }

    .stats-sidebar {
        width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .stats-filter-section {
        flex: 1;
        min-width: 200px;
    }
}

@media (max-width: 576px) {
    .stats-summary-grid {
        grid-template-columns: 1fr;
    }

    .stats-hourly-chart {
        overflow-x: auto;
    }

    .chart-bar-label {
        font-size: 0.55rem;
    }
}