:root {
  --bg: #0b0f14;
  --panel: #121820;
  --panel-2: #1a222d;
  --border: #273141;
  --text: #e8eef7;
  --muted: #8b9bb0;
  --accent: #5b9dff;
  --accent-2: #7c5cff;
  --ok: #3dd68c;
  --warn: #f5a524;
  --err: #f31260;
  --product: #5b9dff;
  --company: #3dd68c;
  --person: #f5a524;
  --vc_firm: #c084fc;
  --link: rgba(140, 160, 190, 0.22);
  --link-hi: #5b9dff;
  --path: #ff6b9d;
  --radius: 10px;
  --font: "SF Pro Text", "PingFang SC", "Helvetica Neue", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
}

#app {
  display: grid;
  grid-template-columns: 320px 1fr auto;
  height: 100vh;
}

.sidebar {
  background: var(--panel);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 16px 14px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.brand h1 {
  margin: 0;
  font-size: 18px;
  letter-spacing: 0.02em;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.brand p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.panel {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}
.panel h2 {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.row { display: flex; gap: 6px; }
.field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 8px; }
.field span { font-size: 11px; color: var(--muted); }

input[type="search"],
input[type="text"] {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 13px;
  outline: none;
}
input:focus { border-color: var(--accent); }

button {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
}
button:hover { border-color: var(--accent); color: #fff; }
button.primary {
  width: 100%;
  background: linear-gradient(120deg, #2b5fd9, #5b3fd9);
  border: none;
  color: #fff;
  font-weight: 600;
  margin-top: 4px;
}
button.primary:hover { filter: brightness(1.08); }

.type-filters { display: flex; flex-direction: column; gap: 6px; }
.type-filters label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  cursor: pointer;
  user-select: none;
}
.type-filters input { accent-color: var(--accent); }
.swatch {
  width: 10px; height: 10px; border-radius: 50%;
  display: inline-block; flex-shrink: 0;
}

.search-results {
  margin-top: 8px;
  max-height: 160px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
}
.search-item {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 10px;
  font-size: 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
}
.search-item:last-child { border-bottom: none; }
.search-item:hover { background: var(--panel-2); }
.search-item .t { color: var(--muted); font-size: 11px; }

.path-result {
  margin-top: 10px;
  min-height: 28px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
  word-break: break-all;
}
.path-result[data-bench-path-status="ok"] { color: var(--ok); }
.path-result[data-bench-path-status="unreachable"],
.path-result[data-bench-path-status="invalid"],
.path-result[data-bench-path-status="same"] { color: var(--warn); }
.path-node {
  display: inline-block;
  background: rgba(91, 157, 255, 0.15);
  border: 1px solid rgba(91, 157, 255, 0.35);
  color: var(--text);
  border-radius: 999px;
  padding: 2px 8px;
  margin: 2px 2px;
  font-size: 11px;
  cursor: pointer;
}
.path-arrow { color: var(--muted); margin: 0 2px; }

.stats-list { display: flex; flex-direction: column; gap: 4px; }
.stats-row {
  display: grid;
  grid-template-columns: 22px 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 6px 8px;
  border-radius: 8px;
  background: var(--bg);
  border: 1px solid transparent;
  cursor: pointer;
  font-size: 12px;
}
.stats-row:hover { border-color: var(--accent); }
.stats-row .rank { color: var(--muted); font-variant-numeric: tabular-nums; }
.stats-row .deg {
  color: var(--accent);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.stats-grid.rel-grid { grid-template-columns: 1fr; }
.stat-chip {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 8px;
  background: var(--bg);
  border-radius: 8px;
  font-size: 12px;
}
.stat-chip .c { color: var(--accent); font-weight: 600; font-variant-numeric: tabular-nums; }

.actions { display: flex; gap: 8px; }
.actions button { flex: 1; }

.main {
  position: relative;
  min-width: 0;
  background:
    radial-gradient(1200px 600px at 70% 20%, rgba(91, 157, 255, 0.07), transparent 60%),
    radial-gradient(900px 500px at 20% 80%, rgba(124, 92, 255, 0.06), transparent 55%),
    var(--bg);
}
.toolbar {
  position: absolute;
  top: 12px;
  left: 14px;
  right: 14px;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
  gap: 12px;
}
.meta, .hint {
  font-size: 12px;
  color: var(--muted);
  background: rgba(18, 24, 32, 0.75);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 12px;
  backdrop-filter: blur(8px);
}
#graph {
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
}
#graph.dragging { cursor: grabbing; }

.tooltip {
  position: absolute;
  z-index: 5;
  pointer-events: none;
  background: rgba(18, 24, 32, 0.95);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 12px;
  max-width: 260px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
}
.tooltip strong { display: block; margin-bottom: 2px; }
.tooltip .sub { color: var(--muted); font-size: 11px; }

.detail {
  width: 320px;
  background: var(--panel);
  border-left: 1px solid var(--border);
  overflow-y: auto;
  padding: 16px;
  position: relative;
}
.detail[hidden] { display: none; }
.icon-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  font-size: 18px;
  line-height: 1;
  padding: 0;
}
.detail h3 {
  margin: 0 28px 6px 0;
  font-size: 18px;
  word-break: break-word;
}
.detail .badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--muted);
  margin-bottom: 12px;
}
.detail .desc {
  font-size: 13px;
  line-height: 1.55;
  color: #c5d0de;
  margin: 0 0 14px;
}
.detail .kv {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 6px 8px;
  font-size: 12px;
  margin-bottom: 14px;
}
.detail .kv dt { color: var(--muted); }
.detail .kv dd { margin: 0; word-break: break-all; }
.detail h4 {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.edge-list { display: flex; flex-direction: column; gap: 6px; }
.edge-item {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 12px;
  cursor: pointer;
}
.edge-item:hover { border-color: var(--accent); }
.edge-item .rel { color: var(--accent); font-size: 11px; }
.edge-item .lbl { color: var(--muted); font-size: 11px; margin-top: 2px; }

@media (max-width: 960px) {
  #app { grid-template-columns: 280px 1fr; }
  .detail { position: absolute; right: 0; top: 0; bottom: 0; z-index: 10; box-shadow: -8px 0 24px rgba(0,0,0,0.4); }
}