:root {
  --ink:        #0a2540;
  --ink-2:      #425466;
  --ink-3:      #697386;
  --muted:      #8792a2;
  --line:       #d6dde6;
  --line-2:     #cbd3df;
  --paper:      #ffffff;
  --bg:         #fafbfc;

  --brand:      #2f6df6;
  --brand-soft: #d8e6ff;

  --orange:     #ed5b2c;
  --orange-soft:#ffe7dc;

  --green:      #00875a;
  --green-soft: #d6f5e6;
  --amber:      #b15c00;
  --amber-soft: #ffe9c9;
  --red:        #cd3500;
  --red-soft:   #ffe2d8;
  --teal:       #0c6fa6;
  --teal-soft:  #dcf0fb;
  --pink:       #b8326b;
  --pink-soft:  #fde2ec;
  --purple:     #6b3fc8;
  --purple-soft:#e8defb;
  --ceobench-green: #00875a;
  --nav-border: #d9d9d9;
  --surface: #f6faf7;
}
* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}
.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Main-site nav */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--nav-border);
  backdrop-filter: blur(14px);
}
.nav-inner {
  max-width: 1120px;
  height: 64px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: #000000;
}
.nav-logo {
  width: 25px;
  height: 25px;
  object-fit: contain;
  flex: 0 0 auto;
}
.nav-accent {
  color: var(--ceobench-green);
}
.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav-link {
  color: #000000;
  font-size: 13px;
  font-weight: 400;
  padding: 5px 9px;
  border-radius: 5px;
  transition: color 0.15s, background 0.15s;
}
.nav-link:hover {
  color: #000000;
  background: var(--surface);
  text-decoration: none;
}

/* Header */
.header {
  margin-bottom: 12px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 8px;
}
.header h1 {
  font-size: 22px;
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.run-header {
  align-items: flex-start;
  justify-content: flex-start;
}
.run-heading {
  min-width: 0;
}
.run-title-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.header h1 .accent { color: var(--orange); }
.header .meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0;
}
.back-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 31px;
  padding: 0 13px;
  border: 2px solid var(--ink);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
}
.back-button::before {
  content: "←";
  margin-right: 6px;
  color: var(--ceobench-green);
  font-weight: 700;
}
.back-button:hover {
  background: var(--green-soft);
  color: var(--ink);
  text-decoration: none;
}
.sub {
  font-size: 11px;
  color: var(--ink-2);
  margin: 6px 0 0;
}

/* Tile system */
.tile {
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  margin-bottom: 8px;
}
.tile .head {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  border-bottom: 2px solid var(--ink);
  font-weight: 700;
  font-size: 12px;
  line-height: 1.2;
  color: var(--ink);
  background: #eaf6ee;
}
.tile .head .lbl {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-left: auto;
  font-weight: 600;
}
.tile .head .panel-mark {
  flex: 0 0 auto;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 11px;
  font-weight: 800;
  color: var(--ink);
  white-space: nowrap;
}
.tile .body { padding: 10px 12px; }

/* Variant heads */
.tile .head.h-bash    { background: #fff5e6; }
.tile .head.h-write   { background: #e8defb; }
.tile .head.h-edit    { background: #ffe9c9; }
.tile .head.h-read    { background: #dcf0fb; }
.tile .head.h-search  { background: #fde2ec; }
.tile .head.h-dash    { background: #d6f5e6; }
.tile .head.h-reason  { background: #d8e6ff; }

.row { margin-bottom: 8px; }
.row-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 8px;
}

/* Code */
pre.code {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  line-height: 1.45;
  margin: 0;
  color: #1f2328;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}
pre.code .kw  { color: #cf222e; }
pre.code .str { color: #0a3069; }
pre.code .num { color: #0550ae; }
pre.code .com { color: #6e7781; font-style: italic; }
pre.code .fn  { color: #6639ba; }
pre.code .bn  { color: #953800; }
.suppress {
  display: inline-block;
  background: #eaeef2;
  border-radius: 3px;
  color: #6e7781;
  padding: 0 6px;
  margin: 0;
  font-size: 10px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-style: italic;
}
.stdout {
  margin-top: 6px;
  padding: 8px 10px;
  background: #0a2540;
  color: #e6edf3;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10.5px;
  line-height: 1.45;
  border-radius: 4px;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 360px;
  overflow: auto;
}
.stdout.collapsed { max-height: 120px; }
.stdout .case { color: #79c0ff; font-weight: 700; }
.stdout .neg  { color: #ff7b72; }

/* Diff */
.diff {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10.5px;
  line-height: 1.45;
  margin: 0;
  border-radius: 4px;
  overflow: auto;
  max-height: 480px;
}
.diff .row-line { padding: 0 8px; white-space: pre-wrap; word-break: break-word; }
.diff .row-line.minus { background: #ffe2d8; color: #82071e; }
.diff .row-line.plus  { background: #d6f5e6; color: #0e3724; }
.diff .row-line.hunk  { color: #6e7781; padding: 2px 8px; background: #f6f8fa; }

/* Action list */
.day-section { margin-top: 16px; }
.day-rationale {
  background: #fff8e6;
  border: 2px solid var(--amber);
  border-radius: 12px;
  padding: 10px 14px;
  margin-bottom: 10px;
  font-size: 13px;
  line-height: 1.45;
}
.day-rationale .lbl {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--amber);
  font-weight: 700;
  display: block;
  margin-bottom: 4px;
}

.action {
  margin-bottom: 8px;
}
.action .head .turn {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  color: var(--ink-3);
  margin-left: 6px;
}
.action .head .ts {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  color: var(--ink-3);
  margin-left: 8px;
}
.action .head .path {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  color: var(--ink);
  font-weight: 600;
  margin-left: 8px;
}
.action .head .toggle {
  margin-left: auto;
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 6px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  color: var(--ink);
  padding: 2px 10px;
  min-width: 36px;
  line-height: 1.1;
  box-shadow: 0 1px 0 var(--ink);
  transition: background 0.1s, transform 0.05s;
}
.action .head .toggle:hover {
  background: var(--brand-soft, #fff5e6);
}
.action .head .toggle:active {
  transform: translateY(1px);
  box-shadow: none;
}
.collapsed .body { display: none; }

/* Day nav */
.day-nav {
  position: sticky;
  top: 76px;
  z-index: 45;
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 12px;
  padding: 8px 12px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 2px 8px rgba(10,37,64,0.08);
}
.day-nav button {
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 8px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  padding: 4px 12px;
  color: var(--ink);
}
.day-nav button:hover { background: var(--brand-soft); }
.day-nav button:disabled { opacity: 0.4; cursor: not-allowed; }
.day-nav select {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px;
  border: 2px solid var(--ink);
  border-radius: 8px;
  padding: 4px 8px;
  background: var(--paper);
  cursor: pointer;
  font-weight: 700;
}
.day-nav .label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10.5px;
  color: var(--ink-2);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
}
.day-nav .stat {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  color: var(--ink);
  font-weight: 600;
}

/* SVG charts */
svg text { font-family: 'Inter', sans-serif; }
.yt { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 10px; fill: var(--ink-3); }
.xt { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 10px; fill: var(--ink-3); }
.annot { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 10px; fill: var(--ink); font-weight: 600; }

/* Index page */
.model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 10px;
}
.model-card {
  border: 2px solid var(--ink);
  border-radius: 12px;
  background: var(--paper);
  overflow: hidden;
}
.model-card .mhead {
  background: #eaf6ee;
  padding: 8px 12px;
  border-bottom: 2px solid var(--ink);
  font-weight: 800;
  font-size: 14px;
}
.model-card .runs { padding: 8px 12px; }
.run-item {
  padding: 6px 8px;
  border-bottom: 1px dashed var(--line);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11.5px;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: space-between;
}
.run-item .rmeta { flex: 1; text-align: center; }
.run-item .rid { min-width: 78px; }
.run-item:last-child { border-bottom: none; }
.run-item:hover { background: var(--brand-soft); text-decoration: none; }
.run-item .rid { color: var(--brand); font-weight: 700; }
.run-item .rmeta { color: var(--ink-3); }
.run-item .rcash { color: var(--green); font-weight: 700; }
.run-item .rcash.neg { color: var(--red); }
.run-item.bankrupt { background: transparent; }
.bankrupt-pill {
  display: inline-block;
  background: var(--red);
  color: #fff;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border-radius: 3px;
}
.run-item .bankrupt-pill {
  color: #fff;
}

/* Footer */
.footer {
  margin-top: 16px;
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

/* Tooltip on hover for chart */
.chart-tip {
  position: absolute;
  pointer-events: none;
  background: var(--ink);
  color: #e6edf3;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10.5px;
  padding: 4px 8px;
  border-radius: 4px;
  display: none;
  z-index: 100;
  white-space: nowrap;
}