:root {
  --brand: #e4572e;
  --bg: #f6f5f2;
  --surface: #ffffff;
  --text: #1d1f22;
  --muted: #6b7078;
  --border: #e2e0db;
  --track: #e8e6e1;
  --warn-bg: #fff4d6;
  --warn-text: #6b4a00;
  --err-bg: #fde4e1;
  --err-text: #7a1d12;
  --ok: #2f9e44;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121416;
    --surface: #1b1e21;
    --text: #eceae6;
    --muted: #9aa0a8;
    --border: #2c3035;
    --track: #2c3035;
    --warn-bg: #3a2f12;
    --warn-text: #f3d68a;
    --err-bg: #3d1a16;
    --err-text: #f6b4aa;
    --ok: #51cf66;
  }
}
:root[data-theme="dark"] {
  --bg: #121416;
  --surface: #1b1e21;
  --text: #eceae6;
  --muted: #9aa0a8;
  --border: #2c3035;
  --track: #2c3035;
  --warn-bg: #3a2f12;
  --warn-text: #f3d68a;
  --err-bg: #3d1a16;
  --err-text: #f6b4aa;
  --ok: #51cf66;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  display: flex;
  flex-direction: column;
  height: 100dvh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  padding-top: max(10px, env(safe-area-inset-top));
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  border-top: 3px solid var(--brand);
}
.titles { min-width: 0; }
.topbar h1 { margin: 0; font-size: 17px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar p { margin: 0; font-size: 13px; color: var(--muted); }

.top-right { flex: none; display: flex; align-items: center; gap: 14px; }
.lang-switch { display: flex; font-size: 12px; font-weight: 600; letter-spacing: .04em; }
.lang-switch a { padding: 2px 5px; color: var(--muted); text-decoration: none; border-radius: 4px; }
.lang-switch a + a { margin-left: 2px; }
.lang-switch a:hover { color: var(--text); }
.lang-switch a[aria-current] { color: var(--text); background: var(--track); }

.live {
  flex: none;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.live::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.live.on { color: var(--ok); }
.live.on::before { background: var(--ok); animation: blink 2s infinite; }
@keyframes blink { 50% { opacity: .3; } }

.layout { position: relative; flex: 1; display: flex; flex-direction: column; min-height: 0; }
.map-wrap { position: relative; flex: 1; display: flex; flex-direction: column; min-height: 240px; }
.map { flex: 1; min-height: 0; background: var(--track); }

/* Rewind slider along the bottom of the map. */
.rewind {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  font-size: 13px;
}
.rewind[hidden] { display: none; }
.rewind input { flex: 1; min-width: 0; margin: 0; height: 28px; accent-color: var(--brand); }
.rewind-time { flex: none; width: 5.5em; white-space: nowrap; text-align: right; font-variant-numeric: tabular-nums; color: var(--muted); }
.rewind.rewound .rewind-time { color: var(--text); font-weight: 600; }
.rewind .play {
  flex: none;
  position: relative;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 50%;
  border: 0;
  background: var(--brand);
  cursor: pointer;
}
/* Triangle (play) or two bars (pause), drawn in CSS so no icon font is needed. */
.rewind .play::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 9px;
  border-style: solid;
  border-width: 7px 0 7px 11px;
  border-color: transparent transparent transparent #fff;
}
.rewind .play.playing::before {
  left: 10px;
  width: 4px; /* + 2 × 4px bars = 12px */
  height: 14px;
  border: 0;
  border-left: 4px solid #fff;
  border-right: 4px solid #fff;
}
.rewind select {
  flex: none;
  font: inherit;
  padding: 3px 4px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}
/* Floats over the map above the bar, outside its layout: appearing at the
   end of the slider must not change the slider's width, or the end under the
   pointer flips between live and rewound. */
#rewind-live[hidden] { display: none; }
#rewind-live {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 16px;
  z-index: 1001;
  box-shadow: 0 1px 4px rgb(0 0 0 / .25);
  flex: none;
  font: inherit;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--brand);
  background: var(--brand);
  color: #fff;
  cursor: pointer;
}

.map-buttons {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 500;
  display: flex;
  gap: 6px;
}
.map-buttons button {
  font: inherit;
  font-size: 13px;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 4px rgb(0 0 0 / .15);
  cursor: pointer;
}
.map-buttons button[aria-pressed="true"] { background: var(--brand); border-color: var(--brand); color: #fff; }

.panel {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 12px 16px;
  padding-bottom: max(12px, env(safe-area-inset-bottom));
}

/* Bottom-sheet toggle; phones and tablets only (see the desktop media query). */
.panel-toggle {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 100%;
  min-height: 36px;
  margin: -8px 0 6px;
  padding: 4px 0;
  border: 0;
  background: none;
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}
.panel-toggle .handle { width: 36px; height: 4px; border-radius: 2px; background: var(--border); }
.panel.collapsed #panel-details { display: none; }

.notice { border-radius: 8px; padding: 8px 10px; margin-bottom: 10px; font-size: 13px; }
.notice.warn { background: var(--warn-bg); color: var(--warn-text); }
.notice.err { background: var(--err-bg); color: var(--err-text); }

.progress-head { display: flex; justify-content: space-between; align-items: baseline; font-size: 14px; margin-bottom: 6px; }
.bar { height: 10px; border-radius: 5px; background: var(--track); overflow: hidden; }
.bar-fill { height: 100%; width: 0; background: var(--brand); border-radius: 5px; transition: width .6s ease; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px 12px; margin: 12px 0 0; }
.stats div { min-width: 0; }
.stats .wide { grid-column: span 4; }
.stats dt { font-size: 12px; color: var(--muted); }
.stats dd { margin: 0; font-size: 20px; font-weight: 650; font-variant-numeric: tabular-nums; white-space: nowrap; }
.stats dd small { font-size: 12px; font-weight: 500; color: var(--muted); }
.stats .wide dd { font-size: 17px; }

.stats dd.cell-note { margin-top: 1px; font-size: 12px; font-weight: 400; white-space: normal; }
.stats dd.low { color: var(--err-text); }
.stats dd.ahead { color: var(--ok); }
.stats dd.behind { color: var(--err-text); }
.stats dd.record-projection { margin-top: 2px; font-size: 13px; font-weight: 400; white-space: normal; }

/* Participant list, furthest first; each row opens that participant's details. */
.list-title, .rider-name { margin: 0; font-size: 15px; }
.list-title { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.list-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.sort { display: flex; font-size: 12px; }
.sort button {
  padding: 2px 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font: inherit;
  cursor: pointer;
}
.sort button:first-child { border-radius: 6px 0 0 6px; }
.sort button + button { border-left: 0; border-radius: 0 6px 6px 0; }
.sort button[aria-pressed="true"] { background: var(--track); color: var(--text); font-weight: 600; }
.participants { list-style: none; margin: 6px 0 0; padding: 0; }
.participants li { display: flex; align-items: center; gap: 8px; }
.participants li + li { border-top: 1px solid var(--border); }
/* Show on the map: the rider's own colour; hidden riders dim in the list. */
.participants .vis { flex: none; width: 18px; height: 18px; margin: 0; accent-color: var(--c, var(--brand)); cursor: pointer; }
.participants li.off .participant { opacity: .45; }
.search {
  flex: 1;
  min-width: 0;
  padding: 4px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 13px;
}
.no-matches { margin: 8px 0 0; font-size: 13px; }
.participants li[hidden] { display: none; }
/* Select all and search on one row; the checkbox lines up with the rows' ones. */
.list-tools { display: flex; align-items: center; gap: 8px; margin: 8px 0 2px; }
.list-tools .vis { flex: none; width: 18px; height: 18px; margin: 0; accent-color: var(--brand); cursor: pointer; }
.participant {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 2px;
  border: 0;
  background: none;
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.participant:hover .p-name { text-decoration: underline; }
.swatch, .rider-name::before {
  flex: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--c, var(--brand));
  box-shadow: 0 0 0 2px var(--surface), 0 0 0 3px var(--border);
}
.p-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.p-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.p-note { font-size: 12px; }
.p-bar { height: 4px; border-radius: 2px; background: var(--track); overflow: hidden; margin-top: 2px; }
.p-bar span { display: block; height: 100%; width: 0; background: var(--c, var(--brand)); }
.p-dist { flex: none; font-variant-numeric: tabular-nums; white-space: nowrap; }
.p-dist strong { font-size: 18px; }
.p-dist small { font-size: 12px; color: var(--muted); }

.detail-head { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; margin-bottom: 10px; }
.detail-head[hidden], #list-view[hidden], .progress[hidden], .stats[hidden] { display: none; }
.back {
  padding: 2px 0;
  border: 0;
  background: none;
  color: var(--muted);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}
.back::before { content: "‹ "; }
.back:hover { color: var(--text); }
.back[hidden] { display: none; }
.rider-name { display: flex; align-items: center; gap: 8px; font-size: 17px; }
.rider-name::before { content: ""; }

.muted { color: var(--muted); }

/* Collapsed on a phone: one row with the name and the way back, and a thin bar. */
@media (max-width: 899px) {
  .panel.collapsed { padding-top: 6px; padding-bottom: max(8px, env(safe-area-inset-bottom)); }
  .panel.collapsed .panel-toggle { min-height: 26px; margin: -4px 0 2px; padding: 2px 0; }
  .panel.collapsed .detail-head { flex-direction: row; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 6px; }
  .panel.collapsed .rider-name { order: -1; min-width: 0; font-size: 15px; }
  .panel.collapsed .back { flex: none; }
  .panel.collapsed .progress-head { display: none; }
  .panel.collapsed .bar { height: 6px; }
  .panel.collapsed .notice { margin-bottom: 6px; padding: 6px 8px; }
}

@media (max-width: 420px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stats .wide { grid-column: span 2; }
  .stats dd { font-size: 18px; }
}

@media (min-width: 900px) {
  .layout { flex-direction: row-reverse; }
  .panel-toggle { display: none; }
  .panel.collapsed #panel-details { display: block; }
  .panel { width: 360px; flex: none; border-top: 0; border-right: 1px solid var(--border); overflow-y: auto; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stats .wide { grid-column: span 2; }
  .stats dd { font-size: 26px; }
}

/* Rider marker */
.rider { position: relative; }
.rider .dot {
  position: absolute; inset: 0;
  border-radius: 50%;
  background: var(--c, var(--brand));
  border: 3px solid #fff;
  box-shadow: 0 0 0 1px rgb(0 0 0 / .25);
}
.rider .pulse {
  position: absolute; inset: -10px;
  border-radius: 50%;
  background: var(--c, var(--brand));
  opacity: .35;
  animation: pulse 2s ease-out infinite;
}
.rider.stale .dot { background: #8a8f96; }
.rider.stale .pulse { display: none; }
@keyframes pulse { from { transform: scale(.4); opacity: .5; } to { transform: scale(1.4); opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
  .rider .pulse, .live.on::before { animation: none; }
}

/* Checkpoint markers: outlined until the shown participant reaches them. */
.cp span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--c, #3a6ea5);
  background: #fff;
  color: #1d1f22;
  font-size: 11px;
  font-weight: 700;
  box-shadow: 0 1px 3px rgb(0 0 0 / .3);
}
.cp.reached span { background: var(--c, #3a6ea5); border-color: #fff; color: #fff; }

/* Parcours ends: checkpoint-style markers in the section's colour; the start
   filled with a triangle, the end outlined with a square. */
.parcours-start span { background: var(--c); border-color: #fff; }
.parcours-start i {
  margin-left: 2px;
  border-style: solid;
  border-width: 5px 0 5px 8px;
  border-color: transparent transparent transparent #fff;
}
.parcours-end i { width: 8px; height: 8px; background: var(--c); }

/* Checkpoint table in the details. */
.stats dd:has(.cp-table) { white-space: normal; }
.cp-table { width: 100%; border-collapse: collapse; font-size: 13px; font-weight: 400; font-variant-numeric: tabular-nums; }
.cp-table th, .cp-table td { padding: 4px 6px 4px 0; text-align: right; white-space: nowrap; }
.cp-table th:first-child { text-align: left; white-space: normal; font-weight: 600; }
.cp-table thead th { font-size: 11px; font-weight: 500; color: var(--muted); }
.cp-table tbody tr + tr { border-top: 1px solid var(--border); }
.cp-table tr.ahead { color: var(--muted); }
.cp-table tr.ahead th { font-weight: 400; }

.leaflet-container { font: inherit; }
.leaflet-tooltip.record-tip, .leaflet-tooltip.rider-tip { font-size: 11px; padding: 1px 5px; }
.leaflet-tooltip.rider-tip { font-weight: 600; }
/* Checkpoint and parcours names, always shown: on the left, so riders' names (right) don't cover them. */
.leaflet-tooltip.cp-tip { font-size: 11px; padding: 1px 5px; color: var(--route, #3a6ea5); font-weight: 600; }