/* ===== 英伟达中国区组织架构与人才分析图谱 — 深色科技风 ===== */
:root {
  --bg: #0b0f14;
  --surface: #12181f;
  --surface-2: #182029;
  --border: #24303c;
  --text: #e8edf2;
  --muted: #8b98a5;
  --green: #76B900;
  --green-soft: rgba(118, 185, 0, 0.14);
  --amber: #d9a441;
  --amber-soft: rgba(217, 164, 65, 0.14);
  --teal: #3aa6a0;
  --teal-soft: rgba(58, 166, 160, 0.14);
  --red: #d96a5f;
  --radius: 10px;
  --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-stack);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
.container { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.3; }

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 15, 20, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; gap: 24px; padding: 12px 20px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 8px;
  background: var(--green); color: #0b0f14;
  font-weight: 900; font-size: 20px;
  display: flex; align-items: center; justify-content: center;
  font-style: italic;
}
.brand-text { display: flex; flex-direction: column; }
.brand-text strong { font-size: 14px; letter-spacing: 0.5px; }
.brand-sub { font-size: 11px; color: var(--muted); }
.site-nav { display: flex; gap: 4px; margin-left: auto; flex-wrap: wrap; }
.site-nav a {
  color: var(--muted); padding: 7px 13px; border-radius: 8px;
  font-size: 14px; white-space: nowrap;
}
.site-nav a:hover { color: var(--text); background: var(--surface-2); text-decoration: none; }
.site-nav a.active { color: var(--green); background: var(--green-soft); font-weight: 600; }

/* ===== 通用卡片/视图 ===== */
.view { padding: 28px 0 60px; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 18px;
}
.card h2, .card h3 { margin-top: 0; }
.page-head { margin-bottom: 20px; }
.page-head h1 { font-size: 26px; margin: 0 0 6px; }
.page-head .lead { color: var(--muted); margin: 0; max-width: 860px; }
.grid { display: grid; gap: 16px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* ===== 统计卡 ===== */
.stat-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 20px;
}
.stat-card .num { font-size: 30px; font-weight: 800; color: var(--green); line-height: 1.2; }
.stat-card .num small { font-size: 14px; color: var(--muted); font-weight: 400; margin-left: 4px; }
.stat-card .label { color: var(--muted); font-size: 13px; margin-top: 4px; }
.stat-card .note { font-size: 12px; color: var(--muted); margin-top: 6px; }

/* ===== 标签/角标 ===== */
.tag {
  display: inline-block; font-size: 11px; padding: 1px 7px;
  border-radius: 999px; border: 1px solid var(--border);
  color: var(--muted); margin: 0 3px 3px 0; white-space: nowrap;
  background: var(--surface-2);
}
.tag-green { color: var(--green); border-color: rgba(118,185,0,.45); background: var(--green-soft); }
.tag-amber { color: var(--amber); border-color: rgba(217,164,65,.45); background: var(--amber-soft); }
.tag-teal { color: var(--teal); border-color: rgba(58,166,160,.45); background: var(--teal-soft); }
.tag-red { color: var(--red); border-color: rgba(217,106,95,.45); background: rgba(217,106,95,.12); }

/* ===== 表格 ===== */
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.data th, table.data td {
  text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border);
  vertical-align: top;
}
table.data th { color: var(--muted); font-weight: 600; font-size: 12.5px; white-space: nowrap; }
table.data tr.row-link { cursor: pointer; }
table.data tr.row-link:hover { background: var(--surface-2); }

/* ===== 组织树 ===== */
.entity-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.entity-tabs button {
  background: var(--surface); color: var(--muted);
  border: 1px solid var(--border); border-radius: 999px;
  padding: 7px 15px; font-size: 13px; cursor: pointer; font-family: var(--font-stack);
}
.entity-tabs button:hover { color: var(--text); }
.entity-tabs button.active {
  color: #0b0f14; background: var(--green); border-color: var(--green); font-weight: 700;
}
.tree-toolbar { display: flex; gap: 10px; margin-bottom: 14px; align-items: center; flex-wrap: wrap; }
.tree-toolbar button {
  background: var(--surface-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 5px 12px; cursor: pointer; font-size: 12.5px; font-family: var(--font-stack);
}
.tree-toolbar .hint { color: var(--muted); font-size: 12.5px; }

ul.tree, ul.tree ul { list-style: none; margin: 0; padding-left: 22px; }
ul.tree { padding-left: 4px; }
.tree-node { margin: 2px 0; }
.tree-row {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 10px; border-radius: 8px; cursor: pointer;
  min-height: 32px;
}
.tree-row:hover { background: var(--surface-2); }
.tree-row .twisty {
  width: 16px; text-align: center; color: var(--muted); font-size: 11px; flex: none;
}
.tree-row .node-icon { font-size: 13px; flex: none; }
.tree-row .node-label { font-size: 13.5px; }
.tree-row .node-count {
  font-size: 11px; color: var(--muted);
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 999px; padding: 0 8px;
}
.tree-row.root-row .node-label { font-weight: 800; font-size: 15px; color: var(--green); }
.tree-row.entity-row .node-label { font-weight: 600; }
.tree-row.bl-row .node-label { font-weight: 600; }
.tree-row.person-row .node-label { color: var(--text); }
.tree-row.person-row .node-title { color: var(--muted); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 460px; }
.tree-children { display: none; }
.tree-node.open > .tree-children { display: block; }
.tree-legend { color: var(--muted); font-size: 12.5px; margin-top: 12px; }

/* ===== 人员抽屉 ===== */
.drawer-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.55); z-index: 90;
}
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(440px, 94vw);
  background: var(--surface-2); border-left: 1px solid var(--border);
  z-index: 100; display: flex; flex-direction: column;
  box-shadow: -12px 0 40px rgba(0,0,0,.5);
}
.drawer-head, .modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
}
.drawer-title, .modal-title { font-weight: 700; font-size: 15px; }
.drawer-close {
  background: none; border: none; color: var(--muted); font-size: 22px;
  cursor: pointer; line-height: 1; padding: 4px 8px;
}
.drawer-close:hover { color: var(--text); }
.drawer-body { padding: 16px 18px 30px; overflow-y: auto; }
.kv { display: grid; grid-template-columns: 92px 1fr; gap: 6px 10px; font-size: 13.5px; margin: 10px 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.drawer h4 { margin: 18px 0 6px; font-size: 13px; color: var(--muted); font-weight: 600; letter-spacing: 1px; }
.career-item { border-left: 2px solid var(--border); padding: 4px 0 10px 12px; margin-left: 4px; font-size: 13px; }
.career-item .period { color: var(--muted); font-size: 12px; }
.anon-note { color: var(--amber); font-size: 12px; }

/* ===== 弹窗 ===== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.55); z-index: 110;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.modal {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 12px; width: min(640px, 96vw); max-height: 86vh;
  display: flex; flex-direction: column;
}
.modal-body { padding: 16px 20px 26px; overflow-y: auto; font-size: 13.5px; }

/* ===== 图表容器 ===== */
.chart { width: 100%; height: 340px; }
.chart-tall { height: 420px; }
.chart-note { color: var(--muted); font-size: 12.5px; margin-top: 8px; }

/* ===== 流向页 ===== */
.outflow-card {
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface); padding: 16px 18px; margin-bottom: 12px;
}
.outflow-card .oc-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.outflow-card .oc-company { font-size: 17px; font-weight: 800; }
.outflow-card .oc-year { color: var(--amber); font-size: 12.5px; }
.timeline { position: relative; margin: 10px 0 0 8px; padding-left: 22px; border-left: 2px solid var(--border); }
.timeline-item { position: relative; margin-bottom: 16px; }
.timeline-item::before {
  content: ""; position: absolute; left: -29px; top: 7px;
  width: 9px; height: 9px; border-radius: 50%; background: var(--green);
}
.timeline-item .tl-date { color: var(--green); font-size: 12.5px; font-weight: 700; }
.timeline-item .tl-text { font-size: 13.5px; }

/* ===== 名录页筛选 ===== */
.filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.filters input, .filters select {
  background: var(--surface-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 8px 12px; font-size: 13.5px; font-family: var(--font-stack);
}
.filters input { min-width: 240px; flex: 1; }
.filters input::placeholder { color: var(--muted); }
.result-count { color: var(--muted); font-size: 12.5px; margin-bottom: 8px; }

/* 多选筛选 chips / 分页 */
.filter-chips { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; font-size: 12.5px; }
.filter-chips .chip-label { color: var(--muted); }
.filter-chips .chip {
  display: inline-flex; align-items: center; gap: 5px;
  border: 1px solid var(--border); border-radius: 999px;
  padding: 4px 10px; cursor: pointer; color: var(--muted);
  background: var(--surface-2);
}
.filter-chips .chip:has(input:checked) { color: var(--green); border-color: rgba(118,185,0,.5); background: var(--green-soft); }
.filter-chips .chip input { accent-color: var(--green); }
.pager { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; margin-top: 14px; }
.pg-btn {
  background: var(--surface-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 6px 12px; cursor: pointer; font-size: 12.5px; font-family: var(--font-stack);
}
.pg-btn:disabled { opacity: .4; cursor: default; }
.pg-current { background: var(--green); color: #0b0f14; border-color: var(--green); font-weight: 700; }
.pg-ell { color: var(--muted); padding: 0 4px; }
/* ===== 组织架构卡片墙（思摩尔同款分层形态，深色 NVIDIA 主题） ===== */
.otree {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 20px 30px;
  overflow-x: auto;
}
.olvl { margin-bottom: 4px; }
.olvlab {
  font-size: 11.5px; letter-spacing: .16em; color: var(--muted);
  font-weight: 700; text-align: center; margin: 0 0 12px;
  text-transform: uppercase;
}
.olvl0 .olvlab { color: var(--green); }
.orow { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.oconn { height: 26px; position: relative; }
.oconn::before {
  content: ""; position: absolute; left: 50%; top: 0; bottom: 0;
  border-left: 2px solid #2c3a47;
}
.oconn.c3 { height: 34px; }
.oconn.c3::before { border-left: none; left: 6%; right: 6%; top: 14px; border-top: 2px solid #2c3a47; }

.opn {
  background: var(--surface-2); border: 1px solid var(--border);
  border-top: 3px solid var(--green);
  padding: 10px 13px 9px; cursor: pointer;
  min-width: 150px; max-width: 240px; flex: 0 1 auto;
  border-radius: 8px; position: relative;
  transition: box-shadow .15s, border-color .15s;
}
.opn:hover { box-shadow: 0 6px 18px rgba(0,0,0,.4); border-color: var(--green); }
.opn .onm {
  font-weight: 700; font-size: 13.5px; color: var(--text);
  line-height: 1.4; display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
.opn .ott { font-size: 11.5px; color: var(--muted); margin-top: 3px; line-height: 1.45; }
.opn.opn-entity { border-top-color: var(--green); min-width: 240px; max-width: 300px; }
.opn.opn-entity .onm { font-size: 14.5px; }
.opn.opn-bl { border-top-color: var(--teal); }
.opn.opn-team { border-top-color: var(--amber); }
.opn.opn-team.expanded { border-color: var(--amber); }
.opn.opn-root {
  background: linear-gradient(135deg, #1c2b10, #12181f);
  border: 1px solid rgba(118,185,0,.5); border-top: 3px solid var(--green);
  min-width: 320px; max-width: 420px;
}
.opn.opn-root .onm { color: #fff; font-size: 16px; justify-content: center; }
.opn.opn-root .ott { color: #b9cc9a; text-align: center; }
.opn.opn-cancelled { opacity: .55; border-top-color: #4a5560; cursor: default; }
.opn.opn-cancelled:hover { box-shadow: none; border-color: var(--border); }
.opn.opn-person { max-width: 220px; min-width: 170px; border-top-width: 2px; }

/* L4 成员卡片墙网格 */
.omgrid {
  display: grid; gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  margin-top: 4px;
}
.omgrid .opn { width: 100%; max-width: none; min-width: 0; }
.omwrap { margin: 4px 0 10px; }
.omhead {
  display: flex; align-items: center; justify-content: space-between;
  margin: 14px 0 8px; padding: 8px 12px;
  border-left: 3px solid var(--amber); background: var(--surface-2);
  border-radius: 0 8px 8px 0; font-size: 13px;
}
.omhead .omcount { color: var(--muted); font-size: 12px; }
.entity-note-row {
  display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 10px;
}
.entity-note-row .opn { cursor: default; }
.entity-note-row .opn:hover { box-shadow: none; border-color: var(--border); }
.l4-hint { color: var(--muted); font-size: 12.5px; text-align: center; margin: 6px 0 0; }


/* ===== 免责/提示框 ===== */
.notice {
  border: 1px solid rgba(217,164,65,.5); background: var(--amber-soft);
  border-radius: var(--radius); padding: 12px 16px; font-size: 13px; color: var(--text);
}
.notice strong { color: var(--amber); }
.disclaimer { color: var(--muted); font-size: 12.5px; }

/* ===== 页脚 ===== */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 26px 0 40px; margin-top: 20px;
}
.site-footer .foot-sec { margin-bottom: 12px; font-size: 12.5px; color: var(--muted); }
.site-footer .foot-sec strong { color: var(--text); }

@media (max-width: 720px) {
  .brand-sub { display: none; }
  .site-nav { width: 100%; overflow-x: auto; }
  .kv { grid-template-columns: 78px 1fr; }
  .chart { height: 300px; }
}