.diff-explorer {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.diff-selectors {
    min-height: auto;
    border: none;
    background: transparent;
    padding: 0;
    margin: 0;
}

.diff-selectors__row {
    display: flex;
    align-items: end;
    gap: var(--space-3);
    width: 100%;
}

.diff-selectors__field {
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: var(--space-2);
}

.diff-selectors__label {
    font-size: var(--font-size-xs);
    color: var(--color-text-uppercase);
    text-transform: uppercase;
    letter-spacing: var(--letter-uppercase);
    font-weight: var(--font-weight-medium);
}

.diff-selectors__arrow {
    padding-bottom: var(--space-2);
    color: var(--color-text-subtle);
    font-size: var(--font-size-lg);
    line-height: 1;
}

.diff-results {
    gap: var(--space-5);
}

.match-banner {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.match-banner__family {
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto auto;
    column-gap: var(--space-3);
    row-gap: var(--space-1);
    align-items: baseline;
}

.match-banner__headline {
    grid-column: 1;
    grid-row: 1 / span 3;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-strong);
    line-height: 1;
    font-variant-numeric: tabular-nums;
    letter-spacing: var(--letter-tight);
}

.match-banner__caption {
    grid-column: 2;
    grid-row: 1;
    font-size: var(--font-size-sm);
    color: var(--color-text-uppercase);
    text-transform: uppercase;
    letter-spacing: var(--letter-uppercase-tight);
    font-weight: var(--font-weight-medium);
}

.match-banner__detail {
    grid-column: 2;
    grid-row: 2;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-variant-numeric: tabular-nums;
}

.match-banner__source {
    grid-column: 2;
    grid-row: 3;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-variant-numeric: tabular-nums;
}

.node-impact {
    position: relative;
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto auto;
    column-gap: var(--space-3);
    row-gap: var(--space-1);
    align-items: baseline;
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
}

.node-impact__headline {
    grid-column: 1;
    grid-row: 1 / span 3;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-strong);
    line-height: 1;
    font-variant-numeric: tabular-nums;
    letter-spacing: var(--letter-tight);
}

.node-impact__caption {
    grid-column: 2;
    grid-row: 1;
    font-size: var(--font-size-sm);
    color: var(--color-text-uppercase);
    text-transform: uppercase;
    letter-spacing: var(--letter-uppercase-tight);
    font-weight: var(--font-weight-medium);
}

.node-impact__detail {
    grid-column: 2;
    grid-row: 2;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-variant-numeric: tabular-nums;
}

.node-impact__source {
    grid-column: 2;
    grid-row: 3;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-variant-numeric: tabular-nums;
}

.node-impact__info {
    position: absolute;
    top: var(--space-4);
    right: 0;
}

.node-impact--empty {
    display: block;
    margin: 0;
    font-size: var(--font-size-sm);
}

.classification-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-divider);
}

.classification-cell__value {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-strong);
}

.classification-cell__label {
    margin-top: var(--space-1);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.classification-cell__label--reassigned {
    color: var(--color-accent);
}

.classification-cell__label--new {
    color: var(--color-success);
}

.classification-cell__label--unmapped {
    color: var(--color-warning);
}

.stacked-bar {
    display: flex;
    height: var(--space-8);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--color-track);
}

.stacked-bar__segment {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-on-fill);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
}

.stacked-bar__segment--reassigned {
    background: var(--color-accent);
}

.stacked-bar__segment--new {
    background: var(--color-success);
}

.stacked-bar__segment--unmapped {
    background: var(--color-warning);
}

.as-roster-delta {
    position: relative;
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
}

.as-roster-delta__text {
    margin: 0;
    padding-right: var(--space-7);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-variant-numeric: tabular-nums;
}

.as-roster-delta__info {
    position: absolute;
    top: var(--space-4);
    right: 0;
}

.diff-explorer__notice {
    padding: var(--space-5);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius);
    text-align: center;
}

.diff-explorer__results {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

@media (max-width: 720px) {
    .diff-selectors__row {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-2);
    }
    .diff-selectors__arrow {
        /* rotate() turns the → into a ↓ for the stacked layout. */
        align-self: center;
        padding: 0;
        color: var(--color-text-muted);
        font-size: var(--font-size-base);
        line-height: 1;
        transform: rotate(90deg);
    }
    .classification-row {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-2);
    }
    .classification-cell__value {
        font-size: var(--font-size-lg);
    }
    .stacked-bar__segment {
        font-size: 10px;
    }
}

@media (max-width: 380px) {
    .match-banner__headline {
        font-size: var(--font-size-xl);
    }
}