/* Swim Times dashboard. Tokens follow the dataviz skill's reference palette:
   monochrome chrome, colour only where it means something (swimmer hue,
   faster/slower delta, status). Phone width first. */
:root {
  color-scheme: light dark;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --faster: #006300;
  --slower: #898781;
  --warn: #d03b3b;
  --accent: var(--ink);
  --radius: 6px;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
  --fs-display: 28px;
  --fs-h: 17px;
  --fs-body: 15px;
  --fs-caption: 12.5px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --page: #0d0d0d;
    --surface: #1a1a19;
    --ink: #f0efec;
    --ink-2: #c3c2b7;
    --muted: #898781;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --faster: #0ca30c;
    --warn: #e66767;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--page);
  color: var(--ink);
  font: var(--fs-body)/1.45 var(--font);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: var(--fs-display); line-height: 1.15; }
h2 { font-size: var(--fs-h); }
.muted { color: var(--muted); }
.caption { font-size: var(--fs-caption); color: var(--ink-2); }
.num, .t { font-variant-numeric: tabular-nums; }
.faster { color: var(--faster); }
.slower { color: var(--slower); }
.warn { color: var(--warn); }
button, select { font: inherit; color: inherit; }

.top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--surface);
  position: sticky; top: 0; z-index: 5;
}
.brand { font-weight: 700; text-decoration: none; letter-spacing: -0.01em; white-space: nowrap; }
.nav { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.nav a, .nav details summary {
  text-decoration: none; padding: 6px 10px; border-radius: var(--radius); color: var(--ink-2);
  cursor: pointer; list-style: none;
}
.nav a.current { background: var(--page); color: var(--ink); border: 1px solid var(--border); }
.nav details { position: relative; }
.nav details summary::-webkit-details-marker { display: none; }
.nav details[open] summary { color: var(--ink); }
.nav .menu {
  position: absolute; right: 0; top: 110%; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 6px; min-width: 160px; display: flex; flex-direction: column;
  box-shadow: 0 6px 24px rgba(0,0,0,0.12);
}
.chip {
  display: inline-block; width: 10px; height: 10px; border-radius: 50%; vertical-align: 0;
  margin-right: 6px; background: var(--chip, var(--muted));
}

.app { max-width: 980px; margin: 0 auto; padding: 16px; }
.foot { max-width: 980px; margin: 0 auto; padding: 8px 16px 32px; font-size: var(--fs-caption); color: var(--muted); }
section.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; margin: 0 0 14px;
}
section.card > h2 { margin-bottom: 8px; }
.hero { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 18px; margin-bottom: 14px; }
.hero .facts { display: flex; gap: 14px; flex-wrap: wrap; color: var(--ink-2); }
.status { font-size: var(--fs-caption); color: var(--ink-2); margin: 4px 0 14px; }
.status .bad { color: var(--warn); font-weight: 600; }

.picker { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.picker a {
  display: block; text-decoration: none; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; border-left: 4px solid var(--chip);
}
.picker a .big { font-size: var(--fs-h); font-weight: 600; }

/* Controls: one row above the chart */
.controls { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; margin-bottom: 10px; }
.controls label { display: inline-flex; gap: 6px; align-items: center; color: var(--ink-2); font-size: var(--fs-caption); }
.seg { display: inline-flex; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.seg button { background: transparent; border: 0; padding: 5px 10px; cursor: pointer; color: var(--ink-2); }
.seg button.on { background: var(--ink); color: var(--surface); }
select { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 5px 8px; }
.chart-wrap { position: relative; height: 340px; }
@media (max-width: 640px) { .chart-wrap { height: 280px; } }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: var(--fs-caption); color: var(--ink-2); margin-top: 6px; }
.legend .sw { display: inline-flex; align-items: center; }
.legend .hollow { width: 8px; height: 8px; border: 2px solid var(--muted); border-radius: 50%; display: inline-block; margin-right: 6px; }

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: var(--fs-body); }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--grid); vertical-align: top; }
th { font-size: var(--fs-caption); color: var(--muted); font-weight: 600; white-space: nowrap; }
th.sortable { cursor: pointer; user-select: none; }
th.sorted::after { content: " ↓"; }
th.sorted.asc::after { content: " ↑"; }
td.t, th.t { text-align: right; white-space: nowrap; }
tr.pb td.time { font-weight: 600; }
tr.hl td { background: color-mix(in srgb, var(--chip) 14%, transparent); }
tr.new td:first-child::before { content: "new "; font-size: var(--fs-caption); color: var(--ink-2); }
.tag { font-size: var(--fs-caption); color: var(--ink-2); border: 1px solid var(--border); border-radius: 3px; padding: 0 5px; margin-left: 6px; white-space: nowrap; }
.pbmark { font-size: var(--fs-caption); color: var(--ink-2); margin-left: 4px; }
tbody tr.clickable { cursor: pointer; }
.best .ev { white-space: nowrap; }
@media (max-width: 640px) {
  table.cards thead { display: none; }
  table.cards tr { display: grid; grid-template-columns: 1fr 1fr; gap: 2px 10px; padding: 8px 0; border-bottom: 1px solid var(--grid); }
  table.cards td { display: block; border: 0; padding: 0; }
  table.cards td.t { text-align: left; }
  table.cards td[data-l]::before { content: attr(data-l) " "; font-size: var(--fs-caption); color: var(--muted); }
  table.cards td:empty { display: none; }
  table.cards td.wide { grid-column: 1 / -1; }
}
.empty { color: var(--muted); padding: 8px 0; }
.whatsnew li { margin: 2px 0; }
.explain { font-size: var(--fs-caption); color: var(--ink-2); margin-top: 6px; }
@media (prefers-reduced-motion: no-preference) {
  tr.pulse td { animation: pulse 380ms ease-out 1; }
  @keyframes pulse { from { background: color-mix(in srgb, var(--chip) 40%, transparent); } to { background: transparent; } }
}

/* Cuts panel (plan 6b): one status scale, label plus colour, never colour alone */
.cutcard { padding: 8px 0 4px; border-top: 1px solid var(--grid); }
.cutcard:first-of-type { border-top: 0; padding-top: 0; }
.cutcard h3 { font-size: var(--fs-caption); text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); margin: 10px 0 4px; }
.cuthead { margin-bottom: 4px; }
.cchip { display: inline-block; font-size: var(--fs-caption); padding: 0 6px; border-radius: 3px; border: 1px solid var(--border); white-space: nowrap; color: var(--ink-2); }
.cchip.c-made { color: var(--faster); border-color: var(--faster); font-weight: 600; }
.cchip.c-1 { color: var(--ink); border-color: var(--ink); font-weight: 600; }
.cchip.c-3 { color: var(--ink); }
.cchip.c-far { color: var(--muted); }
.cchip.c-nc { color: var(--muted); border-style: dashed; }
.legend .dash { width: 14px; height: 0; border-top: 1px dashed var(--muted); display: inline-block; margin-right: 6px; vertical-align: middle; }
a.swimlink { font-variant-numeric: tabular-nums; }

button.mini { font-size: var(--fs-caption); padding: 1px 7px; border: 1px solid var(--border); border-radius: 3px; background: var(--surface); cursor: pointer; color: var(--ink-2); }
button.mini:hover { color: var(--ink); border-color: var(--ink); }
.note { font-size: var(--fs-caption); color: var(--ink-2); font-style: italic; }