:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --raised: #ffffff;
  --text: #0b0b0b;
  --text-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.1);
  --hover: rgba(11, 11, 11, 0.04);
  --accent: #2a78d6;
  --worse: #d03b3b;
  --better: #0ca30c;
  --worse-text: #b02a2a;
  --better-text: #006300;
  --s1: #2a78d6;
  --s2: #eb6834;
  --s3: #1baf7a;
  --s4: #eda100;
  --s5: #e87ba4;
  --s6: #008300;
  --s7: #6250d6;
  --s8: #e34948;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --raised: #222221;
    --text: #f0efec;
    --text-2: #c3c2b7;
    --muted: #898781;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.1);
    --hover: rgba(255, 255, 255, 0.05);
    --accent: #3987e5;
    --worse-text: #e66767;
    --better-text: #0ca30c;
    --s1: #3987e5;
    --s2: #d95926;
    --s3: #199e70;
    --s4: #c98500;
    --s5: #d55181;
    --s6: #008300;
    --s7: #9085e9;
    --s8: #e66767;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d;
  --surface: #1a1a19;
  --raised: #222221;
  --text: #f0efec;
  --text-2: #c3c2b7;
  --muted: #898781;
  --grid: #2c2c2a;
  --axis: #383835;
  --border: rgba(255, 255, 255, 0.1);
  --hover: rgba(255, 255, 255, 0.05);
  --accent: #3987e5;
  --worse-text: #e66767;
  --better-text: #0ca30c;
  --s1: #3987e5;
  --s2: #d95926;
  --s3: #199e70;
  --s4: #c98500;
  --s5: #d55181;
  --s6: #008300;
  --s7: #9085e9;
  --s8: #e66767;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font: 14px/1.45 var(--font);
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

button,
select,
input {
  font: inherit;
  color: inherit;
}

button,
select {
  background: var(--raised);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  cursor: pointer;
}
button:hover,
select:hover {
  background: var(--hover);
}
button.link {
  border: none;
  background: none;
  color: var(--accent);
  padding: 0;
}
input[type="search"] {
  background: var(--raised);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  min-width: 220px;
}

.muted {
  color: var(--muted);
}
.spacer {
  flex: 1;
}
[hidden] {
  display: none !important;
}

header.site {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 10px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-weight: 600;
}
.brand:hover {
  text-decoration: none;
}
.title {
  font-weight: 600;
  color: var(--text-2);
}
.icon-button {
  width: 32px;
  padding: 4px 0;
}

.segmented {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  background: var(--raised);
}
.segmented button {
  border: none;
  border-radius: 0;
  background: none;
  padding: 4px 12px;
}
.segmented button + button {
  border-left: 1px solid var(--border);
}
.segmented button[aria-pressed="true"] {
  background: var(--accent);
  color: #fff;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 10px 16px 0;
}
.control {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-2);
}
.description {
  margin: 6px 16px 0;
}

.message {
  margin: 16px;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

main {
  padding: 12px 16px;
}

#history {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  grid-template-areas:
    "groups chart"
    "table table";
  gap: 12px;
}
.groups {
  grid-area: groups;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: auto;
  max-height: 520px;
}
.groups-header {
  display: flex;
  justify-content: space-between;
  padding: 8px 12px;
  font-weight: 600;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--surface);
}
#group-list {
  list-style: none;
  margin: 0;
  padding: 4px 0;
}
#group-list li {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr) auto 64px;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  cursor: pointer;
}
#group-list li:hover {
  background: var(--hover);
}
#group-list li.overall {
  cursor: default;
  font-weight: 600;
}
#group-list .name {
  overflow-wrap: break-word;
}
#group-list .count {
  color: var(--muted);
  font-size: 12px;
}
.chip {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  border: 1.5px solid var(--axis);
  display: inline-block;
}
.chip.line {
  height: 3px;
  border: none;
  border-radius: 2px;
}
.trend {
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  text-align: right;
  min-width: 52px;
}
.spark {
  width: 64px;
  height: 20px;
  display: block;
}
.spark path {
  fill: none;
  stroke: var(--text-2);
  stroke-width: 1.25;
}

.chart-area {
  grid-area: chart;
  min-width: 0;
}
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  min-height: 22px;
  margin-bottom: 6px;
  color: var(--text-2);
}
.legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.legend .chip.line {
  width: 16px;
}
.chart-box {
  position: relative;
  height: 480px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px;
}
.hint {
  margin: 6px 2px 0;
  font-size: 12px;
}

.table-area {
  grid-area: table;
  min-width: 0;
}
.table-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin: 4px 0 8px;
}
.table-scroll {
  overflow-x: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
table.data {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}
table.data th,
table.data td {
  padding: 5px 10px;
  text-align: right;
  white-space: nowrap;
  border-bottom: 1px solid var(--grid);
}
table.data th:first-child,
table.data td:first-child {
  text-align: left;
}
table.data th {
  position: sticky;
  top: 0;
  background: var(--surface);
  color: var(--text-2);
  font-weight: 600;
  cursor: pointer;
  user-select: none;
}
table.data th[aria-sort="ascending"]::after {
  content: " ↑";
}
table.data th[aria-sort="descending"]::after {
  content: " ↓";
}
table.data tbody tr {
  cursor: pointer;
}
table.data tbody tr:hover {
  background: var(--hover);
}
table.data tbody tr.selected td:first-child {
  font-weight: 600;
}
table.data td.name {
  display: flex;
  align-items: center;
  gap: 8px;
}
.worse {
  color: var(--worse-text);
}
.better {
  color: var(--better-text);
}
.flag {
  font-weight: 600;
}
.unconfirmed {
  opacity: 0.6;
}

.compare-pick {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.compare-pick select {
  max-width: 420px;
}
.summary {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
  margin: 12px 0;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  cursor: pointer;
}
.card.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent) inset;
}
.card h3 {
  margin: 0 0 4px;
  font-size: 13px;
  color: var(--text-2);
}
.card .big {
  font-size: 22px;
  font-weight: 600;
}
.card .counts {
  display: flex;
  gap: 12px;
  font-size: 13px;
}

footer {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 16px 24px;
  font-size: 12px;
}

.note-tip {
  position: fixed;
  z-index: 20;
  max-width: 360px;
  padding: 8px 10px;
  border-radius: 6px;
  background: var(--raised);
  border: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  font-size: 13px;
  pointer-events: none;
}
.note-tip strong {
  display: block;
  margin-bottom: 2px;
}

@media (max-width: 860px) {
  #history {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "chart"
      "groups"
      "table";
  }
  .groups {
    max-height: 280px;
  }
  .chart-box {
    height: 340px;
  }
  input[type="search"] {
    min-width: 0;
    flex: 1 1 100%;
  }
  .compare-pick .control {
    width: 100%;
  }
  .compare-pick select {
    flex: 1;
    min-width: 0;
    max-width: none;
  }
}