/* Editorial monochrome — shared design tokens + base rules. */

:root {
  --bg:     #f7f7f5;
  --paper:  #ffffff;
  --ink:    #0a0a0a;
  --ink-2:  #1a1a1a;
  --muted:  #737373;
  --sub:    #a3a3a3;
  --line:   #e8e8e6;
  --line-2: #d4d4d2;
  --hover:  #f0f0ee;
  --tag:    #ededeb;

  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans:  "Inter", ui-sans-serif, system-ui, sans-serif;
  --mono:  "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg:    #0a0a0a;
    --paper: #111111;
    --ink:   #fafafa;
    --ink-2: #e5e5e5;
    --muted: #888888;
    --sub:   #555555;
    --line:  #1f1f1f;
    --line-2:#2a2a2a;
    --hover: #161616;
    --tag:   #1a1a1a;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11", "tnum";
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration: none; }
a.cross { border-bottom: 1px dotted var(--sub); }
a.cross:hover { border-bottom-color: var(--ink); color: var(--ink); }

.page { max-width: 1500px; margin: 0 auto; padding: 28px 36px 64px; }

/* Top bar */
.topbar {
  display: flex; align-items: baseline; justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px; margin-bottom: 28px;
  gap: 24px; flex-wrap: wrap;
}
.brand { font-family: var(--serif); font-style: italic; font-weight: 600; font-size: 22px; letter-spacing: -0.01em; }
.brand a { color: var(--ink); }
.crumbs { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.crumbs a { color: var(--muted); border-bottom: 1px dotted var(--sub); }
.crumbs a:hover { color: var(--ink); border-bottom-color: var(--ink); }
.crumbs .sep { margin: 0 8px; color: var(--sub); }
.tabnav { display: flex; gap: 0; }
.tabnav a {
  padding: 10px 18px; font-size: 13px; font-weight: 500; letter-spacing: 0.08em;
  text-transform: uppercase; border-bottom: 2px solid transparent;
  color: var(--muted);
}
.tabnav a:hover { color: var(--ink); }
.tabnav a.active { color: var(--ink); border-bottom-color: var(--ink); }

/* Section kicker label */
.kicker {
  font-size: 10px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--muted);
}

/* Hero / page title */
h1.hero {
  font-family: var(--serif); font-weight: 600; font-style: italic;
  font-size: 38px; letter-spacing: -0.02em; margin: 4px 0 4px;
}
.subtitle { color: var(--muted); font-size: 13px; margin-bottom: 24px; }
.subtitle .mono { font-family: var(--mono); font-size: 12px; }

/* Card */
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 22px 24px;
  border-radius: 0;
}
.card + .card { margin-top: 18px; }

/* Stat grid */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 22px;
}
@media (max-width: 720px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }
.stat {
  background: var(--paper); border: 1px solid var(--line); padding: 18px 20px;
}
.stat .lbl {
  font-size: 10px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--muted);
}
.stat .val {
  font-family: var(--serif); font-weight: 600; font-size: 28px;
  letter-spacing: -0.02em; margin-top: 6px;
}
.stat .val.mono {
  font-family: var(--mono); font-size: 22px; letter-spacing: -0.01em; font-weight: 500;
}
.stat .delta { font-family: var(--mono); font-size: 11px; color: var(--muted); margin-top: 4px; }

/* Tables */
table.dt {
  width: 100%; border-collapse: collapse; font-size: 13px;
}
table.dt thead th {
  font-size: 10px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); text-align: left; padding: 10px 12px;
  border-bottom: 1px solid var(--line-2); white-space: nowrap;
}
table.dt thead th.num { text-align: right; }
table.dt tbody td {
  padding: 11px 12px; border-bottom: 1px solid var(--line);
  vertical-align: baseline;
}
table.dt tbody tr:last-child td { border-bottom: 0; }
table.dt tbody tr:hover { background: var(--hover); }
table.dt tbody tr.click { cursor: pointer; }
table.dt td.num {
  text-align: right; font-family: var(--mono); font-feature-settings: "tnum";
  font-size: 12px;
}
table.dt td.entity {
  font-family: var(--serif); font-style: italic; font-weight: 600; font-size: 14px;
}
table.dt td.code { font-family: var(--mono); font-size: 12px; color: var(--ink-2); }
table.dt td.muted { color: var(--muted); }
table.dt td.empty { color: var(--sub); font-style: italic; }

/* Pills (square; chips reserved for tag-like things) */
.pill {
  display: inline-block; padding: 2px 8px; border: 1px solid var(--line-2);
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.04em;
  border-radius: 0; color: var(--ink-2); background: var(--paper);
}
.pill.cex { }
.pill.dex { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* Status indicators (no color) */
.status-dot { display: inline-block; width: 8px; height: 8px; vertical-align: middle; margin-right: 6px; border: 1px solid var(--ink); }
.status-dot.active { background: var(--ink); }
.status-dot.inactive { background: transparent; }

.line-thru { text-decoration: line-through; color: var(--muted); }
.italic-muted { font-style: italic; color: var(--muted); }
.em-prefix::before { content: "— "; color: var(--muted); }

/* Inputs / buttons */
input.box, select.box {
  background: var(--paper); border: 1px solid var(--line-2);
  font-family: var(--mono); font-size: 12px;
  padding: 6px 8px; border-radius: 0; color: var(--ink); min-width: 120px;
}
input.box:focus, select.box:focus { outline: none; border-color: var(--ink); }

button.btn {
  font-family: var(--sans); font-size: 12px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  padding: 8px 16px; border: 1px solid var(--ink); background: var(--ink); color: var(--paper);
  cursor: pointer; border-radius: 0;
}
button.btn:hover { background: var(--paper); color: var(--ink); }
button.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
button.btn.ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
button.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* Spinner */
.spinner {
  display: inline-block; font-family: var(--mono); font-size: 9px;
  animation: spin 1.2s steps(8, end) infinite;
}
.spinner::before { content: "│"; }
@keyframes spin {
  0%   { content: "│"; } 12%  { content: "/"; } 25%  { content: "─"; } 37%  { content: "\\"; }
  50%  { content: "│"; } 62%  { content: "/"; } 75%  { content: "─"; } 87%  { content: "\\"; }
}

/* Breakdown bar */
.bar { height: 6px; width: 100%; border: 1px solid var(--line); background: var(--paper); display: flex; }
.bar > span { background: var(--ink); border-right: 1px solid var(--paper); }
.bar > span:last-child { border-right: 0; }

/* Histogram */
.hist { display: flex; align-items: flex-end; gap: 1px; height: 36px; }
.hist > span { background: var(--ink); flex: 1; min-height: 1px; }
.hist > span.empty { background: var(--line); }

/* Heatmap (presence/absence grid) */
.hm { display: grid; gap: 1px; }
.hm > span { display: block; aspect-ratio: 1 / 1; min-width: 8px; min-height: 8px; }
.hm > span.on  { background: var(--ink); }
.hm > span.off { background: var(--line); border: 1px solid var(--line-2); box-sizing: border-box; }
.hm > span.partial { background: repeating-linear-gradient(45deg, var(--ink) 0 2px, transparent 2px 4px); }

/* Section header in card body */
.sec-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 12px; }
.sec-head .title { font-family: var(--serif); font-weight: 600; font-style: italic; font-size: 18px; letter-spacing: -0.01em; }
.sec-head .meta { color: var(--muted); font-family: var(--mono); font-size: 12px; }

/* Route arrow */
.route { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.route .arr { color: var(--ink); }

/* Helpers */
.mono { font-family: var(--mono); font-feature-settings: "tnum"; }
.tnum { font-feature-settings: "tnum"; }
.serif-it { font-family: var(--serif); font-style: italic; font-weight: 600; }
.right { text-align: right; }
.muted { color: var(--muted); }
.sub { color: var(--sub); }
.flex { display: flex; }
.between { justify-content: space-between; }
.gap-12 { gap: 12px; }
.gap-18 { gap: 18px; }
.gap-24 { gap: 24px; }
.mt-12 { margin-top: 12px; }
.mt-18 { margin-top: 18px; }
.mt-24 { margin-top: 24px; }
.mb-12 { margin-bottom: 12px; }
.hr { height: 1px; background: var(--line); margin: 18px 0; }
.empty-state { color: var(--sub); font-style: italic; padding: 28px 0; text-align: center; font-family: var(--serif); }

/* Filter bar */
.filterbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  padding: 14px 18px; background: var(--paper); border: 1px solid var(--line);
  margin-bottom: 18px;
}
.filterbar label { font-size: 10px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-right: 4px; }