.image-family {
    --history-thumbnail-size: 128px;
    --history-indent: var(--spacing-md);
    width: 100%;
    min-width: 0;
}

.image-family-header {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.image-family-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    max-width: 100%;
    margin-left: auto;
}

.image-family h3 {
    margin: 0;
    font-family: var(--font-display);
    font-weight: var(--font-display-weight);
}

#image-family-status {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

.image-family-tree {
    overflow-x: auto;
}

.image-family-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.image-family-branch > .image-family-list {
    position: relative;
    margin-left: var(--history-indent);
    padding-left: var(--history-indent);
}

.image-family-item {
    position: relative;
    display: flow-root;
}

.image-family-branch > .image-family-list::before {
    content: "";
    position: absolute;
    left: 0;
    top: calc(-1 * var(--spacing-sm));
    height: var(--spacing-sm);
    border-left: 1px solid var(--border);
    pointer-events: none;
}

.image-family-list .image-family-list > .image-family-item::before,
.image-family-list .image-family-list > .image-family-item > .image-family-branch > .image-family-summary::before {
    content: "";
    position: absolute;
    left: calc(-1 * var(--history-indent));
    top: 0;
    border-left: 1px solid var(--border);
    pointer-events: none;
}

.image-family-list .image-family-list > .image-family-item::before {
    bottom: 0;
}

.image-family-list .image-family-list > .image-family-item > .image-family-branch > .image-family-summary::before {
    left: calc(-1 * var(--history-indent) - 1px);
    top: -1px;
    width: var(--history-indent);
    height: calc(50% + 1px);
    border-bottom: 1px solid var(--border);
    border-bottom-left-radius: var(--radius-md);
}

.image-family-list .image-family-list > .image-family-item:last-child::before {
    display: none;
}

.image-family-branch,
.image-family-node {
    min-width: 240px;
}

.image-family-summary {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-height: 44px;
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.8125rem;
    list-style: none;
    cursor: pointer;
    overflow-wrap: anywhere;
}

.image-family-summary::-webkit-details-marker {
    display: none;
}

.image-family-branch[open] > .image-family-summary,
.image-family-summary--static {
    margin-bottom: 0;
}

.image-family-summary--static {
    min-height: 0;
    cursor: default;
}

.image-family-summary:not(.image-family-summary--static):hover {
    background: var(--surface);
}

.image-family-summary:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

.image-family-disclosure {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 18px;
    margin-left: auto;
    width: 18px;
    height: 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
}

.image-family-disclosure::before,
.image-family-disclosure::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    background: currentColor;
    transform: translate(-50%, -50%);
}

.image-family-disclosure::before {
    width: 8px;
    height: 1px;
}

.image-family-disclosure::after {
    width: 1px;
    height: 8px;
}

.image-family-branch[open] > .image-family-summary .image-family-disclosure::after {
    display: none;
}

.image-family-node {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-height: calc(var(--history-thumbnail-size) + var(--spacing-sm) * 2 + 2px);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    text-decoration: none;
}

.image-family-node:hover,
.image-family-node[aria-current] {
    background: var(--surface-elevated);
    border-color: var(--accent);
}

.image-family-branch[open]:has(> .image-family-summary:hover, > .image-family-node:hover) > :is(.image-family-summary, .image-family-node) {
    border-color: var(--accent);
}

.image-family-branch[open]:has(> .image-family-summary:hover, > .image-family-node:hover) > .image-family-summary {
    border-bottom-width: 0;
    padding-bottom: calc(var(--spacing-xs) + 1px);
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.image-family-branch[open]:has(> .image-family-summary:hover, > .image-family-node:hover) > .image-family-node {
    background: var(--surface-elevated);
    border-top-width: 0;
    padding-top: calc(var(--spacing-sm) + 1px);
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

.image-family-thumbnail {
    flex: 0 0 auto;
    width: auto;
    height: auto;
    max-width: var(--history-thumbnail-size);
    max-height: var(--history-thumbnail-size);
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.image-family-info {
    display: grid;
    gap: var(--spacing-xs);
    min-width: 0;
    font-size: 0.75rem;
}

.image-family-label {
    font-weight: 600;
    min-width: 0;
}

.image-family-prompt {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.image-family-date {
    color: var(--text-secondary);
}

@media (max-width: 600px) {
    .image-family {
        --history-indent: var(--spacing-sm);
    }

    .image-family-actions {
        flex-basis: 100%;
        margin-left: 0;
    }

    .image-family-branch,
    .image-family-node {
        min-width: 180px;
    }

    .image-family-node {
        flex-direction: column;
        align-items: flex-start;
    }

    .image-family-info {
        width: 100%;
        font-size: 0.8125rem;
        line-height: 1.5;
        overflow-wrap: anywhere;
    }

    .image-family-prompt {
        overflow: visible;
        text-overflow: clip;
        white-space: normal;
    }
}