.main-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 2px 0;
    padding: 0 16px;
    background: var(--ozon-white);
    border-bottom: 1px solid var(--ozon-border);
    overflow-x: visible;
    overflow-y: visible;
    row-gap: 0;
}

.main-nav::-webkit-scrollbar {
    height: 4px;
}

.main-nav::-webkit-scrollbar:vertical {
    display: none;
    width: 0;
}

.nav-tab {
    padding: 10px 12px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--ozon-gray);
    border-bottom: 3px solid transparent;
    transition: color 0.2s, border-color 0.2s;
    margin-bottom: 0;
    white-space: nowrap;
    flex-shrink: 0;
    line-height: 1.2;
}

.dashboard-automation {
    display: grid;
    grid-template-columns: repeat(2, minmax(180px, 280px));
    gap: 10px;
    padding: 16px 30px 0;
}

.dashboard-automation-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid var(--ozon-border);
    background: #fff;
}

.dashboard-automation-item.is-on {
    border-color: rgba(22, 163, 74, 0.35);
    background: linear-gradient(90deg, rgba(22, 163, 74, 0.1), #fff 55%);
}

.dashboard-automation-item.is-off {
    background: #fafafa;
}

.dashboard-automation-label {
    font-size: 12px;
    font-weight: 600;
    color: #6b7280;
}

.dashboard-automation-item strong {
    font-size: 15px;
    color: var(--ozon-navy, #001a34);
}

.dashboard-automation-item.is-on strong {
    color: #166534;
}

@media (max-width: 700px) {
    .dashboard-automation {
        grid-template-columns: 1fr;
        padding-left: 16px;
        padding-right: 16px;
    }
}

.nav-tab.nav-tab-live {
    color: #166534;
}

.nav-tab.nav-tab-live::after {
    content: '';
    display: inline-block;
    width: 7px;
    height: 7px;
    margin-left: 6px;
    border-radius: 50%;
    background: #16a34a;
    vertical-align: middle;
}

.nav-tab.active {
    color: var(--ozon-blue);
    border-bottom-color: var(--ozon-blue);
}

.view {
    display: none;
}

.view.active {
    display: block;
}

.dashboard-section {
    padding: 24px 30px;
    border-bottom: 1px solid var(--ozon-border);
}

.dashboard-toolbar {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin-bottom: 18px;
}

.dashboard-toolbar .period-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: var(--ozon-blue-light);
    border: 1px solid var(--ozon-border);
    border-radius: 10px;
}

.dashboard-period-presets,
.dashboard-period-custom,
.period-range-wrap {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 6px;
}

.period-toolbar {
    align-items: center;
}

.period-range-input {
    min-width: 240px;
    width: 240px;
    max-width: 100%;
    height: 32px;
    padding: 4px 10px;
    font-size: 13px;
    box-sizing: border-box;
    cursor: pointer;
    background: var(--ozon-white);
    white-space: nowrap;
    border-radius: 8px;
}

.dashboard-toolbar .btn-small,
.dashboard-toolbar .period-range-input {
    height: 32px;
    box-sizing: border-box;
}

.dashboard-toolbar .btn-small {
    padding: 0 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    line-height: 1;
    transform: none;
    box-shadow: none;
    border-radius: 8px;
}

.dashboard-toolbar .btn-small:hover {
    transform: none;
}

.dashboard-period-custom label {
    font-size: 13px;
    color: var(--ozon-gray);
}

.dashboard-period-custom input[type="date"] {
    min-width: 140px;
    padding: 8px 10px;
    border: 1px solid var(--ozon-border);
    border-radius: 8px;
    font-size: 13px;
}

.dash-period-btn.active,
.stats-period-btn.active,
.catalog-period-btn.active {
    background: var(--ozon-blue);
    border-color: var(--ozon-blue);
    color: #fff;
}

#dashPeriodHint {
    margin: 0;
    width: 100%;
}

/* Flatpickr range — в стиле Ozon */
.flatpickr-calendar {
    border-radius: 12px;
    border: 1px solid var(--ozon-border);
    box-shadow: 0 12px 32px rgba(15, 23, 42, 0.14);
    font-family: inherit;
}

.flatpickr-day.selected,
.flatpickr-day.startRange,
.flatpickr-day.endRange,
.flatpickr-day.selected:hover,
.flatpickr-day.startRange:hover,
.flatpickr-day.endRange:hover {
    background: var(--ozon-blue);
    border-color: var(--ozon-blue);
}

.flatpickr-day.inRange {
    background: rgba(0, 91, 255, 0.12);
    border-color: transparent;
    box-shadow: none;
}

.flatpickr-months .flatpickr-month,
.flatpickr-current-month .flatpickr-monthDropdown-months,
span.flatpickr-weekday {
    color: var(--ozon-navy);
}

.dashboard-section:last-child {
    border-bottom: none;
}

.dashboard-section-head {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px 20px;
    margin-bottom: 16px;
}

.dashboard-section-head h2 {
    margin-bottom: 4px;
}

.dashboard-section-head .section-hint {
    margin: 0;
    max-width: 640px;
    font-size: 13px;
    color: var(--ozon-gray);
    line-height: 1.4;
}

.dashboard-section h2 {
    margin-bottom: 16px;
    font-size: 20px;
    color: var(--ozon-navy);
    font-weight: 700;
}

.dashboard-empty {
    text-align: center;
    padding: 60px 30px;
    color: var(--ozon-gray);
}

.dashboard-empty-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.dashboard-empty h2 {
    color: var(--ozon-navy);
    margin-bottom: 8px;
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.dash-stat {
    background: var(--ozon-white);
    border: 1px solid var(--ozon-border);
    border-radius: 12px;
    padding: 20px;
    transition: box-shadow 0.2s, transform 0.2s;
}

.dash-stat:hover {
    box-shadow: 0 4px 16px rgba(0, 91, 255, 0.1);
    transform: translateY(-2px);
}

.dash-stat.highlight {
    background: var(--ozon-blue);
    border-color: var(--ozon-blue);
    color: var(--ozon-white);
}

.dash-stat.highlight .dash-stat-label {
    color: rgba(255, 255, 255, 0.85);
}

.dash-stat.highlight .dash-stat-value {
    color: var(--ozon-white);
}

.dash-stat-label {
    font-size: 13px;
    color: var(--ozon-gray);
    margin-bottom: 8px;
}

.dash-stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--ozon-navy);
    line-height: 1.2;
}

.dash-stat-sub {
    font-size: 12px;
    color: var(--ozon-gray);
    margin-top: 6px;
}

.dash-stat.highlight .dash-stat-sub {
    color: rgba(255, 255, 255, 0.75);
}

.dash-stat.drr-bad .dash-stat-value {
    color: var(--ozon-error);
}

.dash-stat.drr-good .dash-stat-value {
    color: var(--ozon-success);
}

.dash-stat-wide {
    grid-column: span 2;
}

.dash-drr-panel .dash-drr-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 4px;
}

.dash-drr-k {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ozon-gray);
    margin-bottom: 2px;
}

.dash-drr-col .dash-stat-value {
    font-size: 1.35rem;
}

.dash-drr-col.drr-bad .dash-stat-value {
    color: var(--ozon-error);
}

.dash-drr-col.drr-good .dash-stat-value {
    color: var(--ozon-success);
}

.dash-drr-total {
    border-left: 1px solid var(--ozon-border);
    padding-left: 12px;
}

@media (max-width: 720px) {
    .dash-stat-wide {
        grid-column: span 1;
    }
    .dash-drr-panel .dash-drr-grid {
        grid-template-columns: 1fr;
    }
    .dash-drr-total {
        border-left: none;
        padding-left: 0;
        border-top: 1px solid var(--ozon-border);
        padding-top: 8px;
    }
}

.dashboard-charts {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.chart-panel {
    background:
        linear-gradient(165deg, rgba(0, 91, 255, 0.04) 0%, transparent 42%),
        var(--ozon-white);
    border: 1px solid var(--ozon-border);
    border-radius: 16px;
    padding: 20px 20px 16px;
    box-shadow: 0 8px 28px rgba(15, 23, 42, 0.04);
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.chart-panel:hover {
    box-shadow: 0 12px 32px rgba(0, 91, 255, 0.08);
    transform: translateY(-1px);
}

.chart-panel.wide {
    grid-column: 1 / -1;
}

.chart-panel-hero {
    background:
        radial-gradient(ellipse 70% 80% at 0% 0%, rgba(0, 91, 255, 0.08), transparent 55%),
        radial-gradient(ellipse 50% 60% at 100% 100%, rgba(0, 160, 70, 0.06), transparent 50%),
        var(--ozon-white);
}

.chart-panel-head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 8px 16px;
    margin-bottom: 12px;
}

.chart-panel h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 650;
    color: var(--ozon-navy);
    letter-spacing: -0.01em;
}

.chart-panel-hint {
    margin: 0;
    font-size: 12px;
    color: var(--ozon-gray);
}

.chart-panel canvas {
    width: 100% !important;
    height: 260px !important;
    max-height: none;
}

.chart-panel-hero canvas {
    height: 320px !important;
}

.dashboard-tables {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.dashboard-problem-wrap,
.dashboard-actions-wrap {
    width: 100%;
}

.dashboard-problem-table,
.dashboard-actions-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 13px;
    line-height: 1.35;
}

.dashboard-problem-table th,
.dashboard-problem-table td,
.dashboard-actions-table th,
.dashboard-actions-table td {
    padding: 8px 10px;
    vertical-align: middle;
}

.dashboard-problem-table .col-check {
    width: 36px;
    text-align: center;
}

.dashboard-problem-table .col-sku,
.dashboard-actions-table .col-sku {
    width: 118px;
    white-space: nowrap;
}

.dashboard-problem-table .col-offer {
    min-width: 110px;
    max-width: 160px;
}

.dashboard-problem-table .col-offer-cell {
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

.dashboard-problem-table .col-campaign {
    min-width: 160px;
    max-width: 240px;
}

.dashboard-problem-table .col-campaign-cell {
    max-width: 240px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dashboard-problem-table .col-num,
.dashboard-actions-table .col-num {
    white-space: nowrap;
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.dashboard-actions-table .col-campaign {
    min-width: 140px;
    max-width: 220px;
}

.dashboard-actions-table .col-campaign-cell {
    max-width: 220px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dashboard-actions-table .col-action {
    width: 120px;
    white-space: nowrap;
}

.dashboard-actions-table .col-reason {
    max-width: 0;
}

.dashboard-actions-table .col-reason-cell {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 520px;
}

@media (max-width: 1024px) {
    .dashboard-charts,
    .dashboard-tables {
        grid-template-columns: 1fr;
    }

    .chart-panel.wide {
        grid-column: auto;
    }

    .dashboard-problem-table .col-campaign,
    .dashboard-problem-table .col-campaign-cell {
        max-width: 180px;
    }
}

@media (max-width: 768px) {
    .main-nav {
        padding: 0 16px;
    }

    .nav-tab {
        flex: 1;
        text-align: center;
        padding: 12px 8px;
    }

    .dashboard-section {
        padding: 16px;
    }

    .dashboard-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .dash-stat-value {
        font-size: 22px;
    }
}