* { box-sizing: border-box; }
:root {
    --ink: #17324d;
    --ink-deep: #0d2338;
    --vermilion: #a62c2b;
    --vermilion-dark: #7f1d1d;
    --bronze: #c8943e;
    --paper: #f8f5ed;
    --paper-deep: #eee8dc;
    --line: #d9d1c2;
}
html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: "Segoe UI", "Noto Sans", Tahoma, sans-serif;
    background: var(--paper-deep);
    color: var(--ink-deep);
}
.site-header {
    min-height: 74px;
    display: flex;
    align-items: center;
    gap: 14px;
    background:
        linear-gradient(90deg, rgba(200, 148, 62, .15) 1px, transparent 1px) 0 0 / 36px 36px,
        linear-gradient(135deg, var(--ink-deep), var(--ink));
    color: #fff;
    padding: 10px 20px;
    border-bottom: 3px solid var(--bronze);
}
.clan-seal {
    width: 48px;
    height: 48px;
    flex: 0 0 48px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, .72);
    outline: 1px solid rgba(200, 148, 62, .9);
    outline-offset: 3px;
    background: var(--vermilion);
    font: 700 25px/1 Georgia, "Times New Roman", serif;
}
.site-heading {
    min-width: 0;
}
.eyebrow {
    display: block;
    margin-bottom: 1px;
    color: #f4d694;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .16em;
    text-transform: uppercase;
}
.site-header h1 {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.45rem;
    font-weight: 600;
    letter-spacing: .02em;
}
.site-header p {
    margin: 2px 0 0;
    overflow: hidden;
    color: #dbe5ee;
    font-size: .75rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.genealogy-page {
    display: flex;
    height: calc(100vh - 105px);
    gap: 0;
    background: var(--paper);
}
.sidebar {
    width: 270px;
    min-width: 240px;
    background: #fff;
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    padding: 16px;
    gap: 12px;
}
.sidebar h3 {
    margin: 0 0 4px 0;
    font-size: 15px;
    color: var(--ink);
    border-bottom: 2px solid var(--bronze);
    padding-bottom: 8px;
    font-family: Georgia, "Times New Roman", serif;
}
.stats-box {
    background: #f7f4ec;
    border: 1px solid var(--line);
    border-left: 3px solid var(--vermilion);
    border-radius: 3px;
    padding: 9px 11px;
    font-size: 12px;
}
.stats-box div { margin: 2px 0; color: #374151; }
.stats-box strong { color: var(--vermilion-dark); }
.ctrl-label {
    font-size: 12px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 3px;
    display: block;
}
.ctrl-input, .ctrl-select {
    width: 100%;
    padding: 6px 9px;
    font-size: 12px;
    border: 1px solid #d1d5db;
    border-radius: 3px;
    background: #fff;
}
.ctrl-input:focus, .ctrl-select:focus {
    border-color: var(--bronze);
    outline: 3px solid rgba(200, 148, 62, .18);
}
.btn-row { display: flex; gap: 5px; flex-wrap: wrap; }
.btn {
    flex: 1;
    padding: 6px 8px;
    font-size: 12px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-weight: 600;
    min-width: 70px;
}
.btn-green  { background: var(--vermilion); color: #fff; }
.btn-green:hover  { background: var(--vermilion-dark); }
.btn-blue   { background: var(--ink); color: #fff; }
.btn-blue:hover   { background: var(--ink-deep); }
.btn-gray   { background: #6b655d; color: #fff; }
.btn-gray:hover   { background: #4d4943; }
.btn:focus-visible, .modal-close:focus-visible {
    outline: 3px solid rgba(200, 148, 62, .45);
    outline-offset: 2px;
}
.viewer-hint {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    background: #f5f8fa;
    border: 1px solid #dbe5ee;
    border-radius: 3px;
    padding: 10px;
    font-size: 12px;
}
.viewer-hint > span {
    color: var(--vermilion);
    font-size: 18px;
    line-height: 1;
}
.viewer-hint strong {
    color: var(--ink);
}
.viewer-hint p {
    margin: 2px 0 0;
    color: #667085;
    font-size: 11px;
    line-height: 1.45;
}
.legend-row {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 3px 0;
    font-size: 11px;
}
.legend-dot {
    width: 14px; height: 14px;
    border-radius: 3px;
    border: 1px solid #374151;
    flex-shrink: 0;
}
.loading-msg {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #6b7280;
    font-size: 16px;
}
.diagram-stage {
    position: relative;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.branch-view-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 12px;
    color: var(--ink-deep);
    background: #fff8e8;
    border-bottom: 1px solid #e4c77e;
    font-size: 12px;
    font-weight: 600;
}
.branch-view-banner[hidden] { display: none; }
.branch-view-banner button {
    flex: 0 0 auto;
    padding: 5px 9px;
    color: #fff;
    background: var(--vermilion);
    border: none;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    touch-action: manipulation;
}
.branch-view-banner button:hover { background: var(--vermilion-dark); }
.diagram-controls {
    position: absolute;
    right: 16px;
    bottom: 18px;
    z-index: 20;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}
.dc-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 9px;
    padding: 12px;
    background: rgba(255, 255, 255, .96);
    border: 1px solid var(--line);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(23, 50, 77, .18);
}
.dc-panel[hidden] { display: none; }
.zoom-row {
    display: flex;
    align-items: center;
    gap: 7px;
    color: var(--ink);
    font: 700 14px/1 Georgia, serif;
    user-select: none;
}
.zoom-slider {
    width: 118px;
    margin: 0;
    accent-color: var(--vermilion);
    touch-action: manipulation;
    cursor: pointer;
}
.nav-pad {
    display: grid;
    grid-template-areas:
        ".    up    ."
        "left home  right"
        ".    down  .";
    gap: 3px;
}
.nav-up    { grid-area: up; }
.nav-left  { grid-area: left; }
.nav-home  { grid-area: home; font-size: 17px; }
.nav-right { grid-area: right; }
.nav-down  { grid-area: down; }
.dc-btn {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, .94);
    color: var(--ink);
    font: 600 14px/1 Georgia, serif;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(23, 50, 77, .14);
    transition: background .12s ease, color .12s ease;
    touch-action: manipulation;
}
.dc-btn:hover,
.dc-btn:focus-visible {
    background: var(--ink);
    color: #fff9e9;
    border-color: var(--ink);
}
.dc-fit {
    width: 100%;
    font-size: 12px;
    letter-spacing: .02em;
}
.dc-toggle {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    font-size: 19px;
}
.dc-toggle[aria-expanded="true"] {
    background: var(--ink);
    color: #fff9e9;
    border-color: var(--ink);
}
#myDiagramDiv {
    flex: 1;
    background-color: var(--paper);
    background-image:
        linear-gradient(rgba(23, 50, 77, .035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(23, 50, 77, .035) 1px, transparent 1px);
    background-size: 24px 24px;
    min-width: 0;
}
#myDiagramDiv.is-loading-view {
    opacity: .55;
    cursor: progress;
}
.site-footer {
    padding: 8px 16px;
    font-size: 11px;
    color: #6b655d;
    background: #f7f4ec;
    border-top: 1px solid var(--line);
    text-align: center;
}
.person-modal {
    width: min(580px, calc(100vw - 28px));
    max-height: min(720px, calc(100vh - 28px));
    padding: 0;
    overflow: hidden;
    color: var(--ink-deep);
    background: #fffdf8;
    border: 0;
    border-top: 4px solid var(--vermilion);
    border-radius: 6px;
    box-shadow: 0 24px 70px rgba(13, 35, 56, .35);
}
.person-modal::backdrop {
    background: rgba(7, 22, 35, .62);
    backdrop-filter: blur(3px);
}
.person-modal[open] {
    animation: modal-enter .18s ease-out;
}
.modal-shell {
    position: relative;
    max-height: calc(100vh - 32px);
    overflow-y: auto;
}
.modal-close {
    position: absolute;
    top: 13px;
    right: 14px;
    z-index: 2;
    width: 34px;
    height: 34px;
    color: #fff;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .3);
    border-radius: 50%;
    cursor: pointer;
    font: 300 24px/28px Arial, sans-serif;
}
.modal-close:hover {
    background: rgba(255, 255, 255, .22);
}
.modal-identity {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 24px 54px 22px 24px;
    color: #fff;
    background:
        radial-gradient(circle at 90% 20%, rgba(200, 148, 62, .28), transparent 32%),
        linear-gradient(135deg, var(--ink-deep), var(--ink));
}
.person-portrait-frame {
    position: relative;
    width: 78px;
    height: 98px;
    flex: 0 0 78px;
    overflow: hidden;
    border: 2px solid #e7c97f;
    border-radius: 8px;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, .12), 0 8px 18px rgba(0, 0, 0, .25);
    background: #f4efe4;
}
.person-portrait {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.person-monogram {
    position: absolute;
    right: 5px;
    bottom: 5px;
    width: 24px;
    height: 24px;
    display: grid;
    place-items: center;
    color: #fff9e9;
    background: rgba(13, 35, 56, .72);
    border: 1px solid rgba(231, 201, 127, .8);
    border-radius: 50%;
    font: 600 12px/1 Georgia, serif;
}
.generation-badge {
    display: inline-block;
    margin-bottom: 5px;
    padding: 3px 8px;
    color: #f8e4b0;
    border: 1px solid rgba(231, 201, 127, .45);
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.modal-identity h2 {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.55rem;
    font-weight: 600;
}
.person-id {
    margin: 4px 0 0;
    color: #cbd8e4;
    font-size: 11px;
    letter-spacing: .04em;
}
.modal-body {
    padding: 21px 24px 26px;
}
.profile-section + .profile-section {
    margin-top: 20px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
}
.profile-section h3 {
    margin: 0 0 11px;
    color: var(--vermilion-dark);
    font-family: Georgia, "Times New Roman", serif;
    font-size: .95rem;
}
.profile-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px 18px;
}
.profile-field {
    min-width: 0;
}
.profile-field.wide {
    grid-column: 1 / -1;
}
.profile-label {
    display: block;
    margin-bottom: 2px;
    color: #7c756c;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
}
.profile-value {
    display: block;
    overflow-wrap: anywhere;
    color: var(--ink-deep);
    font-size: 13px;
    line-height: 1.5;
}
.person-link {
    display: inline-block;
    margin: 0;
    padding: 0;
    border: none;
    background: none;
    color: var(--vermilion);
    font: inherit;
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-color: rgba(166, 44, 43, .4);
    cursor: pointer;
}
.person-link:hover,
.person-link:focus-visible {
    color: var(--vermilion-dark);
    text-decoration-color: currentColor;
}
.person-link-list {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 14px;
}
.branch-builder p {
    margin: 0 0 10px;
    color: #625d55;
    font-size: 12px;
    line-height: 1.5;
}
.branch-builder-controls {
    display: flex;
    align-items: stretch;
    gap: 8px;
}
.branch-generation-select {
    min-width: 0;
    flex: 1;
    padding: 8px 9px;
    color: var(--ink-deep);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 4px;
    font-size: 12px;
}
.branch-draw-btn {
    padding: 8px 12px;
    color: #fff;
    background: var(--vermilion);
    border: none;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    touch-action: manipulation;
}
.branch-draw-btn:hover { background: var(--vermilion-dark); }
.profile-note {
    margin: 0;
    padding: 11px 13px;
    color: #4f4a43;
    background: #f7f4ec;
    border-left: 3px solid var(--bronze);
    font-size: 13px;
    line-height: 1.55;
}
.profile-admin-actions p {
    margin: 0 0 12px;
    color: #4f4a43;
    font-size: 13px;
    line-height: 1.5;
}
.profile-admin-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.btn-admin-edit {
    display: inline-flex;
    align-items: center;
    padding: 10px 16px;
    border-radius: 8px;
    background: var(--vermilion-dark);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
}
.btn-admin-edit:hover {
    background: var(--vermilion);
    color: #fff;
}
.site-footer a {
    color: var(--vermilion-dark);
    font-weight: 600;
}
@keyframes modal-enter {
    from { opacity: 0; transform: translateY(10px) scale(.985); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}
.mobile-pane-tabs {
    display: none;
}
.mobile-pane-tab {
    flex: 1;
    margin: 0;
    padding: 10px 12px;
    border: none;
    background: transparent;
    color: #cbd5e1;
    font: 600 13px/1.2 Arial, sans-serif;
    cursor: pointer;
    touch-action: manipulation;
}
.mobile-pane-tab.is-active {
    color: #fff9e9;
    background: rgba(255, 249, 233, .12);
    box-shadow: inset 0 -2px 0 var(--bronze);
}
@media (max-width: 768px) {
    .site-header { min-height: 68px; padding: 9px 13px; }
    .clan-seal { width: 42px; height: 42px; flex-basis: 42px; font-size: 22px; }
    .site-header h1 { font-size: 1.18rem; }
    .site-header p { max-width: calc(100vw - 84px); }
    .mobile-pane-tabs {
        display: flex;
        background: var(--ink-deep);
        border-bottom: 1px solid rgba(200, 148, 62, .45);
    }
    .genealogy-page {
        flex-direction: column;
        height: calc(100dvh - 118px);
        min-height: 0;
        position: relative;
    }
    .sidebar {
        display: none;
        width: 100%;
        max-height: none;
        height: 100%;
        padding: 14px;
        overflow-y: auto;
        border-right: none;
    }
    body.mobile-pane-controls .sidebar { display: flex; }
    body.mobile-pane-controls .diagram-stage { display: none; }
    .diagram-stage {
        flex: 1;
        min-height: 0;
        width: 100%;
        padding: 12px 0 14px;
        background: var(--paper);
        box-sizing: border-box;
    }
    #myDiagramDiv {
        min-height: 0;
        height: 100%;
    }
    .diagram-controls { right: 10px; bottom: 12px; gap: 6px; }
    .dc-btn { width: 32px; height: 32px; }
    .dc-toggle { width: 40px; height: 40px; }
    .dc-panel { padding: 10px; }
    .zoom-slider { width: 104px; }
    .modal-identity { padding: 20px 49px 19px 18px; }
    .person-portrait-frame { width: 66px; height: 84px; flex-basis: 66px; }
    .person-monogram { width: 22px; height: 22px; font-size: 11px; }
    .modal-identity h2 { font-size: 1.28rem; }
    .modal-body { padding: 18px; }
    .profile-grid { grid-template-columns: 1fr; }
    .profile-field.wide { grid-column: auto; }
    .branch-view-banner {
        margin: -12px 0 0;
        padding: 7px 10px;
        font-size: 11px;
    }
    .branch-builder-controls { flex-direction: column; }
    .branch-generation-select,
    .branch-draw-btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
    .person-modal[open] { animation: none; }
}