:root {
  color-scheme: light;
  --bg: #f6f8fa;
  --panel: #ffffff;
  --raised: #f6f8fa;
  --ink: #1f2328;
  --muted: #59636e;
  --line: #d1d9e0;
  --accent: #0969da;
  --on-accent: #ffffff;
  --red: #cf222e;
  --red-bg: #fff1f0;
  --amber: #9a6700;
  --amber-bg: #fff8e6;
  --grey: #59636e;
  --grey-bg: #f0f2f4;
  --green: #1a7f37;
  --green-bg: #eaf6ec;
  --shadow: 0 1px 0 rgba(31, 35, 40, .04);
  --pop: 0 8px 24px rgba(31, 35, 40, .12);
}

/* Dark tokens are applied two ways: an explicit choice, or the system preference
   when the choice is "auto". The block is duplicated because a media query cannot
   be combined with a plain selector in one rule. */
[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d1117;
  --panel: #151b23;
  --raised: #0d1117;
  --ink: #f0f6fc;
  --muted: #9198a1;
  --line: #3d444d;
  --accent: #4493f8;
  --on-accent: #0d1117;
  --red: #ff7b72;
  --red-bg: rgba(248, 81, 73, .10);
  --amber: #d29922;
  --amber-bg: rgba(187, 128, 9, .13);
  --grey: #9198a1;
  --grey-bg: rgba(101, 108, 118, .18);
  --green: #3fb950;
  --green-bg: rgba(63, 185, 80, .13);
  --shadow: 0 1px 0 rgba(1, 4, 9, .5);
  --pop: 0 8px 24px rgba(1, 4, 9, .6);
}

@media (prefers-color-scheme: dark) {
  [data-theme="system"] {
    color-scheme: dark;
    --bg: #0d1117;
    --panel: #151b23;
    --raised: #0d1117;
    --ink: #f0f6fc;
    --muted: #9198a1;
    --line: #3d444d;
    --accent: #4493f8;
    --on-accent: #0d1117;
    --red: #ff7b72;
    --red-bg: rgba(248, 81, 73, .10);
    --amber: #d29922;
    --amber-bg: rgba(187, 128, 9, .13);
    --grey: #9198a1;
    --grey-bg: rgba(101, 108, 118, .18);
    --green: #3fb950;
    --green-bg: rgba(63, 185, 80, .13);
    --shadow: 0 1px 0 rgba(1, 4, 9, .5);
    --pop: 0 8px 24px rgba(1, 4, 9, .6);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;
}

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.icon {
  width: 16px;
  height: 16px;
  flex: none;
  display: block;
}

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* header */
header {
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  padding: 32px 0 28px;
}

.header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.header-text { min-width: 0; }

h1 { margin: 0 0 8px; font-size: 22px; font-weight: 600; letter-spacing: -.01em; }
.sub { margin: 0 0 12px; color: var(--muted); max-width: 62ch; }
.stamp { margin: 0; color: var(--muted); font-size: 12px; }

/* theme dropdown */
.theme-menu { position: relative; flex: none; }

.theme-trigger {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font: inherit;
  font-size: 13px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--ink);
  cursor: pointer;
  box-shadow: var(--shadow);
}

.theme-trigger:hover { background: var(--raised); }
.theme-trigger:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.theme-trigger .chevron { color: var(--muted); transition: transform .15s ease; }
.theme-trigger[aria-expanded="true"] .chevron { transform: rotate(180deg); }

.theme-list {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  z-index: 20;
  margin: 0;
  padding: 4px;
  list-style: none;
  min-width: 168px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--pop);
}

.theme-list button {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  font: inherit;
  font-size: 13px;
  text-align: left;
  padding: 7px 9px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}

.theme-list button:hover { background: var(--raised); }
.theme-list button:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.theme-list button span { flex: 1; }
.theme-list .tick { color: var(--accent); visibility: hidden; }
.theme-list button[aria-selected="true"] .tick { visibility: visible; }

/* main also carries .wrap, whose `padding: 0 24px` shorthand would reset the
   vertical padding. The element+class selector outranks it. */
main.wrap { padding-top: 32px; padding-bottom: 72px; }

/* summary cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px;
  margin: 0 0 28px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 14px 16px;
  text-align: left;
  color: inherit;
  font: inherit;
  box-shadow: var(--shadow);
}
.card .n { font-size: 26px; font-weight: 600; line-height: 1.1; }
.card .k { color: var(--ink); font-size: 13px; margin-top: 5px; font-weight: 500; }
.card .k-note { color: var(--muted); font-size: 11.5px; margin-top: 3px; line-height: 1.4; }
.card.alert .n { color: var(--red); }
.card.warn .n { color: var(--amber); }
.card.ok .n { color: var(--green); }

/* panels */
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 18px 20px 20px;
  margin-bottom: 22px;
  box-shadow: var(--shadow);
}

.panel h2 { margin: 0 0 4px; font-size: 16px; font-weight: 600; }

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.controls { display: flex; gap: 8px; flex-wrap: wrap; }

input[type="search"], select {
  font: inherit;
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--raised);
  color: var(--ink);
}

input[type="search"] { min-width: 200px; flex: 1 1 200px; }
input[type="search"]:focus, select:focus { outline: 2px solid var(--accent); outline-offset: -1px; }

/* table */
.table-scroll { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }

th, td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

th {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

th:hover { color: var(--ink); }
th.sorted::after { content: " \25BE"; }
th.sorted.asc::after { content: " \25B4"; }
.th-sub { font-weight: 400; opacity: .75; }
.num { text-align: right; }
td.num { font-variant-numeric: tabular-nums; }

tbody tr:hover { background: var(--raised); }
td a { color: var(--accent); text-decoration: none; font-weight: 500; }
td a:hover { text-decoration: underline; }

.pill {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}

.pill.unreleased-work { background: var(--amber-bg); color: var(--amber); }
.pill.never-released  { background: var(--grey-bg);  color: var(--grey); }
.pill.automation-only { background: var(--green-bg); color: var(--green); }
.pill.current         { background: var(--green-bg); color: var(--green); }
.pill.compare-failed  { background: var(--grey-bg);  color: var(--grey); }

.dim { color: var(--muted); }
td.aged { color: var(--amber); font-weight: 600; }
.empty { color: var(--muted); padding: 16px 2px; margin: 0; }

.notes ul { margin: 0 0 12px; padding-left: 20px; color: var(--muted); }
.notes li { margin-bottom: 6px; }
.notes li b { color: var(--ink); font-weight: 600; }
.notes code {
  background: var(--grey-bg);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 12px;
}
.fine { margin: 0 0 8px; color: var(--muted); font-size: 12px; }
.fine:last-child { margin-bottom: 0; }

/* trend chart */
.legend { display: flex; gap: 20px; flex-wrap: wrap; }
.legend-item { display: inline-flex; align-items: baseline; gap: 7px; font-size: 12px; }
.legend-text { display: flex; flex-direction: column; gap: 1px; }
.legend-label { color: var(--ink); font-weight: 500; }
.legend-note { color: var(--muted); font-size: 11px; }
.swatch { width: 10px; height: 10px; border-radius: 3px; display: inline-block; flex: none; }
.chart-holder { padding: 4px 0 0; position: relative; }
.chart { width: 100%; height: auto; display: block; overflow: visible; }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart .line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .dot { stroke: var(--panel); stroke-width: 1.5; transition: r .08s ease; }
.chart .axis { fill: var(--muted); font-size: 11px; font-family: inherit; }
.chart .guide { stroke: var(--muted); stroke-width: 1; stroke-dasharray: 3 3; }
.chart .band { fill: transparent; }

.chart-tip {
  position: absolute;
  top: 8px;
  transform: translateX(8px);
  min-width: 190px;
  padding: 8px 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: var(--pop);
  font-size: 12px;
  pointer-events: none;
  z-index: 2;
}
.chart-tip.flip { transform: translateX(-100%) translateX(-8px); }
.tip-date { font-weight: 600; color: var(--ink); margin-bottom: 5px; }
.tip-row { display: flex; align-items: center; gap: 6px; padding: 1px 0; }
.tip-label { color: var(--muted); }
.tip-value { margin-left: auto; color: var(--ink); font-weight: 600; font-variant-numeric: tabular-nums; }

/* expandable rows */
tr.expandable { cursor: pointer; }
tr.expandable:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.caret {
  display: inline-block;
  width: 12px;
  margin-right: 4px;
  color: var(--muted);
  transition: transform .12s ease;
}
tr.is-open .caret { transform: rotate(90deg); }
tr.detail > td { padding: 0; background: var(--raised); }
tr.detail:hover > td { background: var(--raised); }
.detail-box { padding: 12px 16px 14px; display: grid; gap: 14px; }
.detail-block h3 { margin: 0 0 6px; font-size: 12px; font-weight: 600; color: var(--muted); text-transform: none; }
.detail-block ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 4px; }
.detail-block li { display: flex; gap: 8px; align-items: baseline; font-size: 13px; }
.ref { color: var(--accent); text-decoration: none; font-variant-numeric: tabular-nums; flex: none; }
.ref:hover { text-decoration: underline; }
.ref-title { color: var(--ink); }
.ref-meta { color: var(--muted); font-size: 12px; margin-left: auto; flex: none; padding-left: 12px; }

.detail-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.detail-actions .fine { margin: 0; }
a.button {
  display: inline-block;
  padding: 5px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--ink);
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
}
a.button:hover { border-color: var(--accent); color: var(--accent); }

/* collapsed remainder */
details.rest { padding: 0; }
details.rest > summary {
  cursor: pointer;
  padding: 14px 16px;
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-weight: 600;
  font-size: 14px;
  color: var(--ink);
  list-style: none;
}
details.rest > summary::-webkit-details-marker { display: none; }
details.rest > summary:hover { color: var(--accent); }
details.rest > summary:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
details.rest[open] > summary { border-bottom: 1px solid var(--line); }
details.rest[open] > summary .caret { transform: rotate(90deg); }
details.rest > summary .fine { margin: 0; font-weight: 400; }
details.rest .table-scroll { border-top: 0; }

/* version suggestion */
.suggestion {
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  padding: 10px 12px;
  background: var(--panel);
}
.suggestion.is-breaking { border-left-color: var(--red); }
.suggestion-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 6px; }
.suggestion-head .from { color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; }
.suggestion-head .arrow { color: var(--muted); }
.suggestion-head .to { color: var(--ink); font-size: 15px; font-weight: 600; font-variant-numeric: tabular-nums; }
.suggestion-reasons { margin: 0 0 6px; padding-left: 18px; font-size: 12.5px; color: var(--ink); }
.suggestion-reasons li { margin-bottom: 2px; }
.suggestion .fine { margin: 0; }
.suggestion .method-note { font-style: italic; }

.field-changes { margin: 0 0 8px; padding: 0; list-style: none; display: grid; gap: 5px; }
.field-changes li { display: flex; align-items: baseline; gap: 7px; font-size: 12.5px; flex-wrap: wrap; }
.field-changes .decl { background: var(--grey-bg); padding: 1px 5px; border-radius: 4px; font-size: 12px; color: var(--ink); }
.field-changes .detail { color: var(--muted); }
.verdict {
  display: inline-block;
  padding: 0 6px;
  border-radius: 4px;
  font-size: 10.5px;
  font-weight: 600;
  line-height: 17px;
  text-transform: uppercase;
  letter-spacing: .02em;
  flex: none;
}
.verdict.breaking { background: var(--red-bg); color: var(--red); }
.verdict.behaviour { background: var(--amber-bg); color: var(--amber); }
.verdict.relaxed { background: var(--green-bg); color: var(--green); }
.verdict.unclear { background: var(--grey-bg); color: var(--grey); }

.bump {
  display: inline-block;
  padding: 0 7px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  line-height: 18px;
  text-transform: lowercase;
}
.bump.patch { background: var(--grey-bg); color: var(--grey); }
.bump.minor { background: var(--amber-bg); color: var(--amber); }
.bump.major, .bump.breaking { background: var(--red-bg); color: var(--red); }

td .sugg { font-variant-numeric: tabular-nums; margin-right: 6px; }

/* Below this width the eight columns stop fitting, so each row becomes a card
   and every cell carries its own label. */
@media (max-width: 820px) {
  .wrap { padding: 0 16px; }
  header { padding: 24px 0 20px; }
  main.wrap { padding-top: 24px; padding-bottom: 56px; }

  .header-row { flex-direction: column; gap: 14px; }
  .theme-menu { align-self: flex-start; }
  .theme-list { right: auto; left: 0; }

  .table-scroll { overflow-x: visible; }
  table, tbody, tr, td { display: block; width: 100%; }
  thead { display: none; }

  tbody tr {
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 10px 12px;
    margin-bottom: 10px;
    background: var(--raised);
  }

  tbody tr:hover { background: var(--raised); }

  /* The detail row is one wide block, not a labelled field, so it opts out of the
     stacked-card treatment its sibling rows get. */
  tbody tr.detail { padding: 0; margin-top: -8px; border-color: transparent; }
  tbody tr.detail > td { display: block; text-align: left; padding: 0; }
  tbody tr.detail > td::before { content: none; }
  .detail-block li { flex-wrap: wrap; }
  .ref-meta { margin-left: 0; padding-left: 0; }

  tbody td {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    border: 0;
    padding: 3px 0;
    text-align: right;
  }

  tbody td::before {
    content: attr(data-label);
    color: var(--muted);
    font-size: 12px;
    text-align: left;
    flex: none;
  }

  /* The module name leads the card, so it needs no label and sits alone. */
  tbody td.cell-module {
    justify-content: flex-start;
    font-size: 15px;
    padding-bottom: 6px;
    margin-bottom: 4px;
    border-bottom: 1px solid var(--line);
  }

  tbody td.cell-module::before { content: none; }

  .panel { padding: 16px 14px 18px; }
  .panel-head { flex-direction: column; align-items: stretch; }
  .controls { width: 100%; }
  input[type="search"] { min-width: 0; }
  .cards { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
}