/* Family tree builder — extends site tokens, tools-markdown-editor.css (shared tool layout + header), and styles.css */

/* Audit block must never act as a viewport overlay */
#ft-step-audit {
    position: relative;
    z-index: 0;
    isolation: isolate;
}
#ft-step-audit .ft-step-header {
    position: relative;
    z-index: auto;
}

/* Fixed header clears in-page anchors and hash links */
html {
    scroll-padding-top: 5.5rem;
    /* Global styles.css uses smooth; instant scroll-to-top on load must not animate from bottom */
    scroll-behavior: auto;
}

.tool-page #main {
    /* Reduce scroll anchoring jumps when tree/table height changes after first paint */
    overflow-anchor: none;
}

/* Main layout (.tool-main) and title block (.tool-header-block) come from tools-markdown-editor.css */

.ft-step-nav-intro {
    margin: 0 0 0.65rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.45;
    max-width: 40rem;
}
.ft-step-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 1.35rem;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-secondary);
}
.ft-step-nav-link {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.35rem 0.5rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.ft-step-nav-link:hover,
.ft-step-nav-link:focus-visible {
    color: var(--text);
    background: var(--bg-tertiary);
}
@media (max-width: 480px) {
    .ft-step-nav {
        gap: 0.35rem;
        padding: 0.5rem 0.65rem;
    }
    .ft-step-nav-link {
        font-size: 0.75rem;
    }
    .ft-step-nav-intro {
        font-size: 0.8125rem;
    }
}
.ft-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
    align-items: center;
}
.ft-toolbar .tool-btn,
.ft-step-actions .tool-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0.875rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition);
}
.ft-toolbar .tool-btn:hover,
.ft-step-actions .tool-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-hover);
}
.ft-toolbar .tool-btn-primary,
.ft-step-actions .tool-btn-primary {
    background: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    border-color: var(--btn-primary-bg);
}
.ft-btn-file {
    cursor: pointer;
}
.ft-btn-file input {
    display: none;
}

/* Step layout: 1 Add people → 2 Connect → 3 Chart → 4 All links */
.tool-main .ft-step {
    margin-bottom: 1.75rem;
    scroll-margin-top: 5.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.125rem;
    background: var(--bg-secondary);
}
.ft-step-header {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 0.85rem;
}
@media (min-width: 720px) {
    .ft-step-header {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: flex-start;
        justify-content: space-between;
    }
}
.ft-step-title-row {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    flex: 1;
    min-width: 0;
}
.ft-step-badge {
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}
.ft-step-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 0.25rem;
    letter-spacing: -0.02em;
    color: var(--text);
}
.ft-step-desc {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.45;
    max-width: 42rem;
}
.ft-step-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}
.ft-panel-step {
    width: 100%;
}
.ft-panel-audit {
    padding: 0.75rem 0.85rem;
}
.ft-tree-display-name {
    margin: 0 0 0.75rem;
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text);
    line-height: 1.35;
    max-width: min(100%, 36rem);
    word-break: break-word;
}
.ft-tree-display-name.is-unset {
    font-weight: 500;
    font-size: 0.9375rem;
    color: var(--text-muted);
    font-style: italic;
}
.ft-spouse-picks {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}
@media (max-width: 480px) {
    .ft-spouse-picks {
        grid-template-columns: 1fr;
    }
}
.ft-actions-row-primary .tool-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    width: 100%;
    max-width: 22rem;
}
.ft-meta-row {
    margin-bottom: 1.25rem;
    max-width: 28rem;
}
.ft-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
}
.ft-input,
.ft-select,
.ft-textarea {
    width: 100%;
    padding: 0.5rem 0.65rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    color: var(--text);
    font-family: inherit;
    font-size: 0.875rem;
    box-sizing: border-box;
}
.ft-textarea {
    resize: vertical;
    min-height: 3rem;
}

.ft-panels {
    display: grid;
    grid-template-columns: minmax(280px, 400px) minmax(0, 1fr);
    gap: 1.25rem;
    align-items: start;
    margin-bottom: 1.25rem;
}
@media (max-width: 900px) {
    .ft-panels {
        grid-template-columns: 1fr;
    }
}

.ft-panel {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.125rem;
    background: var(--bg);
}
.tool-main .ft-step .ft-panel.ft-panel-step {
    border: none;
    background: var(--bg);
    box-shadow: none;
}
.tool-main .ft-step > .ft-panel.ft-panel-step {
    margin-top: 0;
}
.ft-panel-link {
    min-width: 0;
}

.ft-family-meta {
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}
.ft-family-meta-field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    width: 100%;
    max-width: min(100%, 36rem);
}
.ft-family-meta-hint {
    margin: 0.35rem 0 0.75rem;
    max-width: 42rem;
}
.ft-family-meta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.ft-family-meta-actions .tool-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}
.ft-family-title-input {
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    padding: 0.5rem 0.75rem;
}
.ft-panel-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    margin: 0 0 0.75rem;
}

.ft-people-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
    max-height: min(52vh, 520px);
    overflow-y: auto;
    align-content: start;
}
@media (min-width: 768px) {
    .ft-people-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}
@media (min-width: 1024px) {
    .ft-people-list {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}
@media (min-width: 1280px) {
    .ft-people-list {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}
.ft-person-card {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    padding: 0.5rem 0.65rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    min-width: 0;
}
.ft-avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text);
    flex-shrink: 0;
}
.ft-person-body {
    flex: 1;
    min-width: 0;
}
.ft-person-name {
    font-weight: 600;
    font-size: 0.875rem;
    word-break: break-word;
}
.ft-person-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.15rem;
}
.ft-person-id {
    font-size: 0.6875rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    color: var(--text-muted);
    margin-top: 0.1rem;
    letter-spacing: 0.02em;
    word-break: break-all;
}
.ft-person-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.35rem;
}
.ft-person-actions button {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    font-family: inherit;
}
.ft-person-actions button:hover {
    color: var(--text);
    border-color: var(--border-hover);
}
.ft-person-actions .ft-danger:hover {
    color: var(--text);
    border-color: #c00;
}

.ft-link-forms {
    display: flex;
    flex-direction: column;
    gap: 1.35rem;
}
.ft-link-block {
    padding: 0.85rem 0 0;
    border-top: 1px solid var(--border);
}
.ft-link-block:first-child {
    border-top: none;
    padding-top: 0;
}
.ft-subsection-title {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text);
    margin: 0 0 0.35rem;
}
.ft-field-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.ft-field-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--text-muted);
}
.ft-stack {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}
.ft-stack .ft-select {
    width: 100%;
}

.ft-parents-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem 1rem;
    align-items: start;
}
@media (max-width: 480px) {
    .ft-parents-grid {
        grid-template-columns: 1fr;
    }
}
.ft-parent-slot {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.65rem;
    background: var(--bg);
}
.ft-parent-father {
    border-left: 3px solid var(--text-secondary);
}
.ft-parent-mother {
    border-left: 3px solid var(--text-muted);
}
.ft-parent-label {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    text-transform: none;
    letter-spacing: normal;
    font-size: 0.8125rem;
    color: var(--text);
}
.ft-role-icon {
    font-size: 1rem;
    line-height: 1;
    opacity: 0.9;
}
.ft-field-hint {
    font-size: 0.6875rem;
    color: var(--text-muted);
    margin: 0 0 0.35rem;
    line-height: 1.35;
}
.ft-field-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}
.ft-field-row .ft-select {
    flex: 1;
    min-width: 140px;
}
.ft-spouse-picks .ft-select {
    min-width: 0;
}
.ft-actions-row {
    margin-top: 0.35rem;
}
.ft-hidden {
    display: none !important;
}
.ft-avatar.ft-avatar-gender {
    position: relative;
}
.ft-gender-badge {
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    background: var(--bg);
    border: 1px solid var(--border);
    font-size: 0.55rem;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.ft-section {
    margin-bottom: 1.25rem;
}
.ft-hint {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin: 0 0 0.5rem;
}

.ft-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    min-height: 2rem;
}
.ft-chip-gender {
    font-size: 0.875rem;
    color: var(--text-secondary);
}
.ft-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.65rem;
    border: 1px dashed var(--border);
    border-radius: 999px;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    background: var(--bg);
    max-width: 100%;
    word-break: break-word;
}
.ft-chip .ft-avatar {
    width: 1.75rem;
    height: 1.75rem;
    font-size: 0.65rem;
}

.ft-tree-unassigned-hint {
    margin-top: -0.25rem;
    margin-bottom: 0.75rem;
}
.ft-tree-host {
    overflow: auto;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    min-height: 200px;
    display: flex;
    flex-direction: column;
}
.ft-tree-export-heading {
    flex-shrink: 0;
    margin: 0;
    padding: 0.65rem 0.75rem 0.85rem;
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text);
    text-align: center;
    line-height: 1.35;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    word-break: break-word;
}
.ft-tree-export-heading[data-empty] {
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-muted);
}
.ft-tree-unassigned-band {
    flex-shrink: 0;
    padding: 0.65rem 0.75rem;
    border-bottom: 1px dashed var(--border);
    background: var(--bg-tertiary);
}
.ft-tree-unassigned-band.is-all-linked {
    border-bottom-style: solid;
    border-bottom-color: var(--border);
    opacity: 0.92;
}
.ft-tree-unassigned-title {
    margin: 0 0 0.4rem;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted);
}
.ft-tree-unassigned-empty {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--text-secondary);
}
.ft-tree-unassigned-chips {
    min-height: 0;
}
/* Intrinsic pixel size from JS; do not min-width:100% or the chart scales up ("zoomed") in the host */
#ft-tree-svg {
    display: block;
    max-width: 100%;
    width: auto;
    height: auto;
    flex: 0 1 auto;
    align-self: center;
    min-height: 180px;
    font-family: Inter, system-ui, sans-serif;
}
#ft-tree-svg .ft-tree-node {
    cursor: pointer;
}
#ft-tree-svg .ft-tree-node:focus {
    outline: none;
}
#ft-tree-svg .ft-tree-node:focus-visible rect {
    stroke: var(--text);
    stroke-width: 2;
}

.ft-rels-table-wrap {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
}
.ft-rels-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8125rem;
}
.ft-rels-table th,
.ft-rels-table td {
    padding: 0.5rem 0.65rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
.ft-rels-table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.ft-rels-table tr:last-child td {
    border-bottom: none;
}
.ft-rels-table button {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    cursor: pointer;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    font-family: inherit;
}

.ft-privacy-hint {
    margin-top: 1.5rem;
}

/* Dialog — centered in viewport */
.ft-dialog {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0;
    max-width: 520px;
    width: calc(100% - 2rem);
    max-height: min(90vh, 720px);
    overflow-y: auto;
    background: var(--bg);
    color: var(--text);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
}
.ft-dialog::backdrop {
    background: rgba(0, 0, 0, 0.45);
}
.ft-dialog-form {
    padding: 1.25rem;
}
.ft-dialog-title {
    margin: 0 0 1rem;
    font-size: 1.125rem;
    font-weight: 600;
}
.ft-dialog-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}
.ft-dialog-grid label {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font-size: 0.8125rem;
    color: var(--text-secondary);
}
.ft-label-full {
    grid-column: 1 / -1;
}
@media (max-width: 480px) {
    .ft-dialog-grid {
        grid-template-columns: 1fr;
    }
}
.ft-dialog-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.ft-toast.tool-toast,
.tool-toast.ft-toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    padding: 0.65rem 1rem;
    background: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.2s, transform 0.2s;
    pointer-events: none;
    z-index: 10000;
}
.ft-toast.tool-toast.is-visible,
.tool-toast.ft-toast.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.ft-empty {
    font-size: 0.875rem;
    color: var(--text-muted);
    padding: 0.5rem 0;
}