/* Base */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: #eee;
  color: #111;
}

/* Grille 3 colonnes centrée */
.cols {
  max-width: 1100px;
  margin: 40px auto;
  padding: 0 16px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* Carte colonne */
.col {
  background: #fff;
  border: 1px solid #d9d9d9;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,.06);
  overflow: hidden; /* masque les coins arrondis */
}

.col h2 {
  margin: 0;
  padding: 16px 18px;
  font-size: 22px;
  line-height: 1.2;
  border-bottom: 1px solid #e9e9e9;
}

/* Zone scrollable : 60vh */
.col__body {
  height: 60vh;            /* demandé */
  overflow: auto;          /* scroll individuel si déborde */
  padding: 16px 18px;
}

/* Option esthétique (facultatif) : rendre la colonne 2/3 cohérente avec ton TP4 */
.col:nth-child(1) { border-color: #b91c1c33; }
.col:nth-child(2) { border-color: #04785733; }
.col:nth-child(3) { border-color: #1d4ed833; }

/* (Facultatif) cacher la largeur de scrollbar sur Firefox */
/* .col__body { scrollbar-width: thin; } */

/* Base */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: #eee;
  color: #111;
}

/* Grille 3 colonnes */
.cols {
  max-width: 1100px;
  margin: 40px auto;
  padding: 0 16px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* Bloc colonne */
.col {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,.06);
  overflow: hidden;
}

/* Titre */
.col h2 {
  margin: 0;
  padding: 16px 18px;
  font-size: 22px;
  border-bottom: 1px solid #eee;
}

/* Barre de progression */
progress {
  width: 100%;
  height: 8px;
  appearance: none;
  -webkit-appearance: none;
  margin: 0;
  display: block;
}

/* Couleur de remplissage (Chrome / Edge / Safari) */
progress::-webkit-progress-bar {
  background-color: #f0f0f0;
}
progress::-webkit-progress-value {
  background-color: #1d4ed8; /* bleu */
}

/* Couleur pour Firefox */
progress::-moz-progress-bar {
  background-color: #1d4ed8;
}

/* Contenu scrollable */
.col__body {
  height: 60vh;
  overflow: auto;
  padding: 16px 18px;
}


.top-progress {
    position: sticky;
    top: 0;
    z-index: 10;
    background: #ffffffcc;       /* léger fond pour la lisibilité */
    backdrop-filter: blur(2px);
    padding: 8px 0;
  }
  
  /* même style que les barres locales */
  .top-progress progress {
    width: 100%;
    height: 10px;
    appearance: none;
    -webkit-appearance: none;
    display: block;
    margin: 0;
  }
  .top-progress progress::-webkit-progress-bar { background: #f0f0f0; }
  .top-progress progress::-webkit-progress-value { background: #111; } /* noir */
  .top-progress progress::-moz-progress-bar { background: #111; }