:root {
  color-scheme: light;
  --bg: #f4f4f2;
  --surface: #fcfcfb;
  --border: #dcdbd6;
  --text: #0b0b0b;
  --text-2: #52514e;
  --muted: #6d6c67;
  --accent: #2a78d6;
  --accent-text: #ffffff;
  --good: #0ca30c;
  --good-text: #006300;
  --bad: #d03b3b;
  --bad-text: #b02a2a;
  /* Séries du graphique (palette de référence validée, clair) */
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --series-4: #eda100;
  --reference: #52514e;
  --grid: #e6e5e0;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --bg: #121211;
    --surface: #1a1a19;
    --border: #383835;
    --text: #f0efec;
    --text-2: #c3c2b7;
    --muted: #a3a29a;
    --accent: #3987e5;
    --accent-text: #ffffff;
    --good-text: #4cc94c;
    --bad-text: #e66767;
    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
    --series-4: #c98500;
    --reference: #c3c2b7;
    --grid: #2c2c2a;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding-bottom: env(safe-area-inset-bottom);
}
[hidden] { display: none !important; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .6rem; }
h2 { font-size: 1.1rem; }
h3 { font-size: 1rem; }
.muted { color: var(--muted); font-size: .9rem; }
.error { color: var(--bad-text); min-height: 1.2em; margin: .4rem 0 0; }

button, select, input {
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .5rem .75rem;
  min-height: 44px;
}
input { width: 100%; }
button { cursor: pointer; }
button:disabled { opacity: .5; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button.small { min-height: 36px; padding: .25rem .6rem; font-size: .9rem; }
button.link { border: none; background: none; color: var(--accent); padding: .25rem .4rem; min-height: 36px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
  margin: 0 0 1rem;
}
.row { display: flex; flex-wrap: wrap; gap: .75rem; align-items: end; margin: .5rem 0; }
.row > label { display: flex; flex-direction: column; gap: .25rem; }
.grow { flex: 1 1 12rem; }
.stack { display: flex; flex-direction: column; gap: .75rem; }
.stack > label { display: flex; flex-direction: column; gap: .25rem; }
label.inline { display: inline-flex; align-items: center; gap: .5rem; }
label.inline input[type="radio"] { width: auto; min-height: auto; }
.search { display: flex; gap: .5rem; }

/* Connexion */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: min(100%, 22rem); display: flex; flex-direction: column; gap: .75rem; }

/* En-tête et onglets */
#app { max-width: 60rem; margin: 0 auto; padding: 0 16px 5rem; }
.topbar { display: flex; flex-wrap: wrap; gap: .75rem; align-items: end; padding: 1rem 0 .5rem; }
.brand { font-size: 1.3rem; margin: 0 auto 0 0; align-self: center; }
.picker { display: flex; flex-direction: column; font-size: .8rem; color: var(--text-2); gap: .2rem; }
.tabs {
  display: flex; gap: .25rem; position: sticky; top: 0; z-index: 1000;
  background: var(--bg); padding: .5rem 0; border-bottom: 1px solid var(--border); margin-bottom: 1rem;
}
.tabs button { flex: 1; border: none; background: none; border-radius: 8px; color: var(--text-2); }
.tabs button[aria-selected="true"] { background: var(--surface); color: var(--text); font-weight: 600; box-shadow: inset 0 -3px 0 var(--accent); }
@media (max-width: 640px) {
  .tabs { position: fixed; top: auto; bottom: 0; left: 0; right: 0; margin: 0; padding: .4rem 16px calc(.4rem + env(safe-area-inset-bottom)); border-top: 1px solid var(--border); border-bottom: none; }
  .tabs button[aria-selected="true"] { box-shadow: inset 0 3px 0 var(--accent); }
  .picker { flex: 1 1 45%; }
  .brand { flex-basis: 100%; }
}

.toolbar { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; margin-bottom: 1rem; }
.segmented { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.segmented button { border: none; border-radius: 0; background: var(--surface); }
.segmented button[aria-pressed="true"] { background: var(--accent); color: var(--accent-text); }
.actions { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; margin: 1rem 0; }

.flash { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: 8px; padding: .6rem .9rem; }
.flash.bad { border-left-color: var(--bad); }

/* Maintenant */
.work-card h2 { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
.tag { font-size: .75rem; font-weight: 500; border: 1px solid var(--border); border-radius: 999px; padding: .05rem .5rem; color: var(--text-2); }
.route-row { display: grid; grid-template-columns: 1fr auto; gap: .1rem 1rem; padding: .7rem 0; border-top: 1px solid var(--border); }
.route-row:first-of-type { border-top: none; }
.route-row.best .duration::after { content: " ★"; color: var(--accent); }
.route-name { font-weight: 500; }
.duration { font-size: 1.4rem; font-weight: 600; text-align: right; font-variant-numeric: tabular-nums; }
.delta { text-align: right; font-size: .9rem; }
.delta.worse { color: var(--bad-text); }
.delta.better { color: var(--good-text); }
.meta { font-size: .85rem; color: var(--muted); }

/* Aujourd'hui */
.chart { width: 100%; min-height: 260px; }
.chart .u-legend { font-size: .85rem; color: var(--text-2); }
.chart .u-legend .u-value { color: var(--text); }
.data-table { width: 100%; border-collapse: collapse; font-size: .85rem; font-variant-numeric: tabular-nums; }
.data-table th, .data-table td { text-align: left; padding: .25rem .5rem; border-bottom: 1px solid var(--border); }
details summary { cursor: pointer; color: var(--accent); margin: .5rem 0; min-height: 36px; display: flex; align-items: center; }

/* Réglages */
.list-item { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; padding: .5rem 0; border-top: 1px solid var(--border); }
.list-item:first-child { border-top: none; }
.list-item .grow { flex: 1 1 10rem; }
.results { list-style: none; padding: 0; margin: 0; }
.results li button { width: 100%; text-align: left; margin-top: .25rem; }
.map { height: 260px; border-radius: 8px; border: 1px solid var(--border); margin-top: .5rem; z-index: 0; }
.map.tall { height: 360px; }
.editor { border-top: 1px solid var(--border); margin-top: 1rem; padding-top: 1rem; display: flex; flex-direction: column; gap: .75rem; }
.editor > label { display: flex; flex-direction: column; gap: .25rem; }
.wp-list { margin: 0; padding-left: 1.4rem; }
.wp-list li { padding: .2rem 0; }
.wp-list li span { margin-right: .5rem; }
fieldset { border: 1px solid var(--border); border-radius: 8px; display: flex; flex-direction: column; gap: .4rem; }
.schedules { width: 100%; border-collapse: collapse; margin-bottom: .75rem; }
.schedules td, .schedules th { padding: .3rem; text-align: left; }
.schedules input { min-width: 6.5rem; }
.quota-bar { height: 10px; background: var(--grid); border-radius: 5px; overflow: hidden; margin: .3rem 0 .8rem; }
.quota-bar > span { display: block; height: 100%; background: var(--accent); border-radius: 5px; }

/* Marqueurs de la carte */
.pin { width: 18px; height: 18px; border-radius: 50%; border: 3px solid #fff; box-shadow: 0 0 0 1px rgba(0,0,0,.4); }
.pin.home { background: #2a78d6; }
.pin.work { background: #eb6834; }
.pin.wp { background: #1baf7a; display: grid; place-items: center; color: #fff; font: 600 10px/1 system-ui; width: 22px; height: 22px; }