:root {
    --runs-accent: #344d8d;
    --runs-soft: #eef1f7;
    --runs-border: #d2d7e1;
    --runs-dark: #1f2638;
}

.runs-main {
    display: flex;
    flex-direction: column;
    gap: 32px;
    margin: 30px 0 60px;
}

.runs-page {
    font-family: 'Space Grotesk', sans-serif;
}

.filter-card,
.chart-card,
.recent-card {
    background: #ffffff;
    border: 1px solid var(--runs-border);
    border-radius: 18px;
    padding: 22px 24px;
    box-shadow: 0 10px 25px rgba(38, 56, 103, 0.08);
}

.status-pill {
    background: var(--runs-soft);
    color: var(--runs-dark);
    border-radius: 999px;
    padding: 6px 14px;
    font-size: 13px;
}

.status-pill.is-loading {
    background: #fff3d6;
    color: #6b4d12;
}

.status-pill.is-success {
    background: #dff3e6;
    color: #1e5c32;
}

.status-pill.is-error {
    background: #fde1e1;
    color: #7f2a2a;
}

.filter-row {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 12px;
    flex-wrap: wrap;
}

.filter-status {
    margin-left: auto;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-card {
    padding: 10px 16px;
    border-radius: 14px;
}

.filter-label {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #59637a;
}

.filter-row select {
    border-radius: 999px;
    border: 1px solid var(--runs-border);
    padding: 5px 12px;
    font-size: 13px;
    background: #ffffff;
}

.unit-toggle {
    display: inline-flex;
    border: 1px solid var(--runs-border);
    border-radius: 999px;
    overflow: hidden;
    background: #ffffff;
}

.unit-toggle button {
    border: none;
    background: transparent;
    padding: 5px 12px;
    font-size: 13px;
    cursor: pointer;
    color: #4a546a;
}

.unit-toggle button.is-active {
    background: var(--runs-accent);
    color: #ffffff;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.stat-card {
    background: var(--runs-soft);
    border-radius: 16px;
    padding: 16px;
    min-height: 90px;
}

.stat-label {
    margin: 0 0 6px;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #59637a;
}

.stat-value {
    margin: 0;
    font-size: 24px;
    font-weight: 600;
    color: var(--runs-dark);
}

.chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.chart-subtitle {
    margin: 6px 0 0;
    color: #5b677f;
}

.chart-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.chart-controls label {
    font-size: 14px;
    color: #4a546a;
}

.chart-controls select {
    border-radius: 8px;
    border: 1px solid var(--runs-border);
    padding: 6px 10px;
    font-size: 14px;
}

.histogram {
    margin-top: 20px;
    background: linear-gradient(180deg, #f7f8fc 0%, #ffffff 100%);
    border-radius: 16px;
    border: 1px solid var(--runs-border);
    padding: 16px;
    min-height: 300px;
}

.histogram svg {
    width: 100%;
    height: 100%;
    display: block;
}

.chart-note {
    margin: 10px 0 0;
    color: #6a738a;
    font-size: 14px;
}

.recent-list {
    list-style: none;
    padding: 0;
    margin: 16px 0 0;
    display: grid;
    gap: 12px;
}

.recent-list li {
    border-bottom: 1px solid var(--runs-border);
    padding-bottom: 10px;
}

.recent-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.recent-title {
    font-weight: 600;
}

.recent-meta {
    color: #60697f;
    font-size: 14px;
}

.recent-description {
    margin-top: 4px;
    color: #4c566b;
    font-size: 14px;
    line-height: 1.6;
}

@media screen and (max-width: 900px) {
    .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media screen and (max-width: 640px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .chart-header {
        align-items: flex-start;
    }

    .setup-actions {
        flex-direction: column;
        align-items: flex-start;
    }
}