:root{--ink:#18363a;--muted:#637679;--line:#dce5e5;--paper:#fff;--bg:#f3f6f6;--accent:#943c2c;--soft:#f7eeeb;--green:#1b6454}*{box-sizing:border-box}body{margin:0;font:16px/1.65 system-ui,-apple-system,'Segoe UI',Arial,sans-serif;color:var(--ink);background:var(--bg)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button,a,summary{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.5}input,select,textarea{display:block;width:100%;border:1px solid #bfcfcf;border-radius:6px;padding:10px 12px;background:white;color:var(--ink);margin-top:5px;min-height:44px}input[type=file]{padding:8px}input[type=checkbox]{width:19px;height:19px;min-height:auto;margin:0}input:focus,textarea:focus,select:focus{outline:2px solid #bd7868;outline-offset:2px}label{display:block;font-size:14px;font-weight:600}label small{font-weight:400}textarea{resize:vertical}h1,h2,h3,p{margin-top:0}h1{font:38px/1.25 Georgia,'Times New Roman',serif;margin-bottom:10px}h2{font:25px/1.35 Georgia,'Times New Roman',serif;margin-bottom:16px}h3{font-size:18px;margin-bottom:10px}p{color:var(--muted);margin-bottom:16px}small{display:block;font-size:13px;color:var(--muted)}hr{border:0;border-top:1px solid var(--line);margin:26px 0}.topbar{background:white;padding:20px 32px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:750;letter-spacing:.08em}.brand:hover{text-decoration:none}.brand small{font-weight:400;letter-spacing:0}.brand-mark{background:var(--accent);color:white;width:45px;height:48px;display:grid;place-items:center;font:28px Georgia,serif;border-radius:4px}.account{display:flex;align-items:center;gap:15px;font-size:14px;flex-wrap:wrap}.account form{margin:0}.app-shell{display:grid;grid-template-columns:235px minmax(0,1fr);min-height:calc(100vh - 160px)}.sidebar{padding:28px 18px;background:white;border-right:1px solid var(--line)}.sidebar nav a{display:flex;align-items:center;gap:14px;padding:10px 14px;margin:3px 0;border-radius:5px;font-size:14px;color:#425c60}.sidebar nav a:hover,.sidebar nav a.active{background:var(--soft);color:var(--accent);text-decoration:none}.sidebar nav a.active{font-weight:700;border-left:3px solid var(--accent)}.nav-caption{font-size:12px;font-weight:700;letter-spacing:.09em;padding:8px 14px;margin:12px 0}.sidebar-note{border-top:1px solid var(--line);margin-top:28px;padding:22px 14px;color:var(--muted);font-size:13px}.content{padding:34px 40px 60px;max-width:1560px;width:100%;margin:0 auto;min-width:0}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:5px 0 28px}.page-heading p{margin-bottom:0}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--accent);margin-bottom:12px}.primary,.secondary,.danger{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border:1px solid transparent;border-radius:5px;min-height:44px;font-size:14px;font-weight:650;text-decoration:none;white-space:normal}.primary{background:var(--accent);color:white}.secondary{background:white;border-color:#c5d3d3;color:var(--ink)}.danger{background:#a22c28;color:white}.primary:hover,.secondary:hover{filter:brightness(.97);text-decoration:none}.text-button,.danger-link{background:none;border:0;padding:8px 0;font-size:14px;color:var(--accent)}.panel{padding:25px;background:white;border:1px solid var(--line);border-radius:8px;margin-bottom:22px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:26px}.stats>div{padding:22px 25px;background:white;border:1px solid var(--line);border-radius:8px}.stats span{font-size:14px;color:var(--muted)}.stats strong{display:block;font:38px/1.3 Georgia,serif;margin-top:8px}.two-col{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:24px}.section-heading{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:12px}.section-heading h2{margin-bottom:4px}.section-heading a{font-size:14px}.person-row{display:flex;align-items:center;gap:16px;color:var(--ink);padding:16px 0;border-bottom:1px solid var(--line)}.person-row>span:last-child{margin-left:auto}.avatar{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;object-fit:cover;flex-shrink:0;border-radius:50%;background:var(--soft);color:var(--accent);font-family:Georgia,serif;font-size:22px}.person-cell{display:flex;align-items:center;gap:14px;color:var(--ink)}.heritage{border-top:4px solid var(--accent);background:#fffdfb}.heritage h2{font-size:31px;line-height:1.5}.heritage .secondary{margin-top:10px}.badge{display:inline-block;font-size:12px;background:#edf1f1;border-radius:4px;padding:3px 8px;color:#506267}.badge.green{background:#e7f3ec;color:#1e674c}.notice{padding:16px 20px;background:#edf3f7;border:1px solid #c9dde8;border-radius:6px;margin-bottom:22px}.notice p{margin:0}.notice.success{background:#edf7f0;border-color:#b9d8c5;color:#245e38}.notice.error{background:#fff0ef;border-color:#e9c1b9;color:#852d21}.notice.error p{color:inherit}.notice ul{margin:5px 0}.filters{display:flex;align-items:flex-end;flex-wrap:wrap;gap:16px}.filters label{min-width:155px}.grow{flex:1}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.form-grid>.full{grid-column:1/-1}.form-grid button{align-self:end;justify-self:start}.stack{display:grid;gap:20px}.stack>.primary{justify-self:start}.actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.check{display:flex;align-items:center;gap:10px}.help{font-size:13px;margin-top:12px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;text-align:left}th{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);background:#f7f9f9}th,td{padding:16px 14px;border-bottom:1px solid var(--line)}td{font-size:14px}.pagination{display:flex;gap:16px;align-items:center;justify-content:flex-end;flex-wrap:wrap;padding-top:20px;font-size:14px}.empty{padding:50px 15px;text-align:center;color:var(--muted)}.portrait{width:150px;height:180px;object-fit:cover;border-radius:6px;float:right;margin:0 0 20px 20px}.details{display:grid;grid-template-columns:140px 1fr;gap:13px 20px;font-size:14px}.details dt{color:var(--muted)}.details dd{margin:0;overflow-wrap:anywhere}.prose{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.9}.relation-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}details{margin:16px 0}summary{cursor:pointer;color:var(--accent);font-size:14px;margin-bottom:16px}pre{max-width:550px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px}.danger-zone{border-color:#e9cbc6}.danger-zone .danger{margin-top:5px}footer{padding:20px;text-align:center;color:var(--muted);font-size:12px;border-top:1px solid var(--line)}.guest{min-height:100vh;display:grid;place-items:center;padding:30px;background:linear-gradient(130deg,#163e43 0%,#24565a 48%,#dce6e5 48%)}.auth-card{background:white;padding:38px 42px;border-radius:10px;width:100%;max-width:470px;box-shadow:0 24px 80px #08262b25}.auth-card .brand{margin-bottom:32px}.auth-card h1{font-size:31px}.auth-card .stack{margin:25px 0}.auth-card .primary{width:100%}.center{text-align:center}.tree-viewport{overflow:auto;max-height:70vh;border:1px solid var(--line);background:#fcfdfd;border-radius:7px}.tree-canvas{display:block;max-width:none}.tree-controls{display:flex;gap:10px;align-items:center;margin-bottom:15px}.tree-legend{display:flex;gap:24px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin:16px 0}.tree-legend span:before{content:'';display:inline-block;width:25px;border-top:2px solid #557a7d;margin:0 7px 3px 0}.tree-legend .adoptive:before{border-top-style:dashed}.tree-legend .spouse:before{border-color:#af7855}.print-document{font-family:'DejaVu Sans',Arial,sans-serif;background:white;color:#222;padding:35px;line-height:1.65}.print-document .book-cover{text-align:center;padding:80px 20px;min-height:500px}.print-document h1{font:34px 'DejaVu Sans',sans-serif}.print-document h2{font:24px 'DejaVu Sans',sans-serif}.print-document .book-person{padding:18px 0;border-bottom:1px solid #ddd;page-break-inside:avoid}.print-document .chapter{page-break-before:always}.print-document .book-photo{width:75px;height:95px;object-fit:cover;float:right;margin-left:15px}.print-document table{font-size:11px}.print-document td,.print-document th{font-size:11px;padding:8px}.print-document p{color:#333}.print-document .tree-svg{max-width:100%;height:auto}.print-preview-shell{overflow:auto}.muted{color:var(--muted)}@media(max-width:1050px){.content{padding:25px}.app-shell{grid-template-columns:200px minmax(0,1fr)}.two-col{grid-template-columns:1fr}.topbar{padding:16px 22px}.account{gap:10px}.stats{gap:10px}}@media(max-width:760px){.app-shell{display:block}.sidebar{padding:10px;border-right:0;border-bottom:1px solid var(--line)}.sidebar nav{display:flex;flex-wrap:wrap}.sidebar nav a{padding:7px 10px;font-size:13px}.sidebar .nav-caption,.sidebar-note{display:none}.topbar{align-items:flex-start;flex-direction:column}.content{padding:22px 16px 40px}.page-heading{align-items:flex-start;flex-direction:column}h1{font-size:31px}.stats{grid-template-columns:1fr 1fr}.stats>div{padding:17px}.form-grid{grid-template-columns:1fr}.panel{padding:19px}.filters label{width:100%}.auth-card{padding:28px 24px}.guest{padding:18px}.account{font-size:13px}.details{grid-template-columns:115px 1fr}.portrait{float:none}.print-document{padding:18px}}@media print{body{background:white}.topbar,.sidebar,footer,.page-heading,.print-toolbar,.notice,.no-print{display:none!important}.app-shell{display:block}.content{padding:0;max-width:none}.print-document{padding:0}.print-preview-shell{overflow:visible}.panel{border:0;padding:0}.tree-viewport{max-height:none;overflow:visible}}
/* System serif supports Vietnamese diacritics consistently across Windows browsers. */
h1,h2,.heritage h2{font-family:'Times New Roman',serif}
[hidden] { display: none !important; }
.death-fields { border: 0; padding: 0; margin: 1rem 0; min-width: 0; }
.person-combobox { position: relative; width: 100%; }
.person-combobox input { width: 100%; padding-right: 1.8rem; }
.person-combobox::after { content: '▾'; position: absolute; right: .7rem; top: .8rem; pointer-events: none; color: #526969; }
.person-options { position: absolute; top: 100%; left: 0; right: 0; max-height: 280px; overflow-y: auto; background: white; border: 1px solid #9bafaf; border-radius: 6px; box-shadow: 0 8px 20px #173d4226; z-index: 100; font-weight: normal; }
.person-options > div { padding: .65rem .8rem; cursor: pointer; overflow-wrap: anywhere; }
.person-options [role="option"]:hover, .person-options [aria-selected="true"] { background: #e4efed; color: #173d42; }
.gender-summary { display: flex; gap: 2rem; align-items: center; flex-wrap: wrap; margin: 1.5rem 0; }
.gender-donut { width: 170px; height: 170px; border-radius: 50%; display: grid; place-items: center; flex-shrink: 0; }
.gender-donut > div { background: white; border-radius: 50%; width: 124px; height: 124px; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.gender-donut strong { font-size: 2rem; color: #173d42; }
.gender-donut span, .chart-caption { color: #526969; }
.chart-legend { padding: 0; list-style: none; flex: 1; min-width: 160px; }
.chart-legend li { display: flex; align-items: center; gap: .65rem; margin: 1rem 0; }
.chart-legend i { width: 12px; height: 12px; border-radius: 50%; }
.chart-legend li > span { flex: 1; }
.chart-legend small { min-width: 44px; text-align: right; }
.life-bar, .elder-track { background: #e6eceb; border-radius: 10px; height: 10px; overflow: hidden; }
.life-bar > span, .elder-track > span { display: block; height: 100%; background: #287c85; border-radius: inherit; }
.elder-row { display: block; margin: 1.1rem 0; color: #173d42; text-decoration: none; }
.elder-row > div:first-child { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: .45rem; }
.elder-row > div > span { white-space: nowrap; }
.elder-track > span { background: #b87647; }
.elder-row small { color: #526969; }
.tree-controls { flex-wrap: wrap; }
.network-viewport { position: relative; overflow: auto; height: 65vh; min-height: 340px; border: 1px solid #cad8da; border-radius: 8px; background: radial-gradient(#bacbd0 1px, transparent 1px) 0 0/20px 20px #f6f9fa; cursor: grab; }
.network-viewport.dragging { cursor: grabbing; user-select: none; }
.network-space { position: relative; overflow: hidden; }
.network-scene { position: absolute; top: 0; left: 0; transform-origin: top left; }
.network-lines { position: absolute; inset: 0; overflow: visible; }
.network-edge { fill: none; stroke: #477d88; stroke-width: 2; }
.network-edge.adoptive { stroke-dasharray: 7 5; }
.network-edge.spouse { stroke: #b77e52; stroke-width: 3; }
.network-edge:hover { stroke-width: 5; }
.network-family { position: absolute; width: 320px; background: white; border: 1px solid #9db7bd; border-radius: 10px; box-shadow: 0 4px 12px #173d4214; overflow: hidden; }
.network-family > header { height: 46px; padding: 10px 16px; background: #e7f0f1; font-weight: bold; color: #245762; font-size: 14px; }
.network-person { display: flex; gap: 12px; align-items: center; height: 82px; padding: 8px 14px; border-bottom: 1px solid #edf1f1; color: #18363a; }
.network-person > span:last-child { min-width: 0; }
.network-person strong { display: block; white-space: nowrap; text-overflow: ellipsis; overflow: hidden; font-size: 16px; }
.network-person small { font-size: 12px; white-space: nowrap; }
.network-person:hover { background: #f2f7f7; text-decoration: none; }
.network-initial { display: grid; place-items: center; width: 36px; height: 36px; flex-shrink: 0; border-radius: 50%; background: #e4eeef; color: #287c85; font-size: 20px; }
.network-person.female .network-initial { background: #fae9e5; color: #b76661; }
.network-relation { height: 44px; padding: 4px 14px; font-size: 12px; line-height: 18px; color: #8a5a34; overflow: hidden; }

#children-list { overflow-x: auto; }
.child-line { display: block; width: max-content; min-width: 100%; white-space: nowrap; padding: 12px 0; border-bottom: 1px solid var(--line); color: var(--ink); font-size: 14px; }

.member-statistics { min-width: 1350px; }
.member-statistics th a { display: block; white-space: nowrap; color: inherit; }
.member-statistics th[aria-sort="ascending"], .member-statistics th[aria-sort="descending"] { background: #e4efed; }
.member-statistics .person-cell { min-width: 200px; }
.network-name { display: block; height: 44px; padding: 10px 16px; font-weight: 600; color: #18363a; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.network-pair { height: 40px; padding: 2px 16px; color: #8a5a34; font-size: 12px; line-height: 18px; overflow: hidden; }
.directory-tree { overflow: auto; padding: 12px 0; }
.directory-node { margin: 0; min-width: max-content; }
.directory-node > summary { display: flex; align-items: baseline; gap: 10px; margin: 0; padding: 8px 0; list-style: none; }
.directory-node > summary::-webkit-details-marker { display: none; }
.directory-toggle { display: inline-block; width: 22px; height: 22px; line-height: 20px; text-align: center; border: 1px solid #9bafaf; border-radius: 3px; background: #f0f6f5; flex-shrink: 0; }
.directory-toggle::before { content: '+'; }
.directory-node[open] > summary .directory-toggle::before { content: '−'; }
.directory-children { margin-left: 11px; padding-left: 22px; border-left: 1px solid #c5d3d3; }
.directory-leaf { display: flex; gap: 10px; padding: 8px 0; min-width: max-content; }
.directory-end { width: 22px; text-align: center; }
.directory-names { white-space: nowrap; font-size: 15px; }
.directory-names > a { font-weight: 600; color: #18363a; }
.directory-spouses { color: #637679; }