/* Arbre : largeur de l’application, défilement vertical natif. */
#v-arbre.on { position: absolute; inset: 0; display: flex; flex-direction: column; min-width: 0; padding: 0 0 calc(var(--nav) + var(--safe-b)); background: var(--bg); }
body.has-act #v-arbre.on { padding-bottom: calc(var(--nav) + var(--safe-b) + 66px); }
.arb-barre { display: flex; flex: 0 0 auto; gap: 6px; padding: 6px 8px; border-bottom: 1px solid var(--line2); }
.arb-barre .btn { flex: 1 1 auto; min-width: 44px; min-height: 44px; padding: 6px; font-size: 14px; }
.arb-barre .btn[aria-label] { flex: 0 0 44px; }
.arb-barre .btn.on, .arb-barre .btn[aria-pressed="true"] { border-color: var(--acc); background: var(--panel2); }
.arb-vue { position: relative; flex: 1 1 auto; min-height: 0; width: 100%; max-width: 100%; box-sizing: border-box; overflow-x: hidden; overflow-y: auto; overscroll-behavior-y: contain; touch-action: pan-y; padding: 12px; scrollbar-gutter: stable; }
.arb-vue:focus-visible { outline: 2px solid var(--acc); outline-offset: -3px; }
.arb-entete { margin: 0 0 14px; }
.arb-entete h2 { margin: 0; font-size: 20px; }
.arb-entete p { margin: 6px 0; }
.arb-entete .btn { margin-bottom: 4px; }
.arb-age-groupe { margin-bottom: 10px; border: 1px solid var(--line2); border-radius: 12px; background: var(--panel); }
.arb-age-groupe summary { display: flex; align-items: center; justify-content: space-between; gap: 8px; min-height: 48px; padding: 10px; box-sizing: border-box; cursor: pointer; font: 700 15px/1.3 var(--sans); }
.arb-age-groupe summary::before { content: "›"; flex: 0 0 auto; font-size: 20px; }
.arb-age-groupe[open] summary::before { content: "⌄"; }
.arb-age-groupe summary > span:first-of-type { flex: 1; min-width: 0; }
.arb-age-compte { color: var(--muted); font: 500 12px/1.3 var(--sans); }
.arb-age-groupe > .arb-grille { padding: 0 8px 10px; }
.arb-grille { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; min-width: 0; }
.arb-grille > p { grid-column: 1 / -1; }
.arb-grille > .arb-card:only-child { grid-column: 1 / -1; flex-direction: row; align-items: center; }
.arb-card { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; width: 100%; min-width: 0; min-height: 96px; box-sizing: border-box; padding: 10px; border-radius: 10px; border: 1px solid var(--line2); background: var(--panel); color: var(--text); font: inherit; text-align: left; }
button.arb-card { cursor: pointer; }
.arb-card .ic { flex: 0 0 auto; width: 32px; height: 32px; }
.arb-card-corps { display: flex; flex-direction: column; gap: 6px; width: 100%; min-width: 0; }
.arb-l { display: block; font: 650 14px/1.35 var(--sans); overflow-wrap: anywhere; }
.arb-status { font: 500 12px/1.35 var(--sans); color: var(--muted); overflow-wrap: anywhere; }
.arb-card.fantome { border-style: dashed; }
.arb-inconnu { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; border: 1px dashed var(--line2); border-radius: 8px; font-weight: 700; }
.arb-objectif { font: 700 12px/1.3 var(--sans); color: var(--text); }
.arb-objectif::before { content: "◎ "; }
.arb-card.sel { flex-direction: row; align-items: center; min-height: 86px; border: 2px solid var(--acc); background: var(--panel2); }
.arb-card.sel .arb-l { font-size: 17px; }
.arb-card:focus-visible, .arb-age-groupe summary:focus-visible { outline: 3px solid var(--acc); outline-offset: 2px; }
.arb-etape h3 { font: 700 16px/1.3 var(--sans); margin: 0 0 10px; }
.arb-fleche { display: flex; align-items: center; justify-content: center; min-height: 44px; font: 500 28px/1 var(--sans); color: var(--muted); }
.arb-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.arb-actions .btn { min-height: 44px; }
.arb-selection .small { margin: 8px 0 0; }
.arb-pistes { padding: 10px; border-radius: 8px; background: var(--panel2); }
.arb-progression { padding: 12px; margin-bottom: 20px; border: 1px solid var(--acc); border-radius: 12px; background: var(--panel2); }
.arb-progression h3 { margin: 0 0 8px; font-size: 17px; }
.arb-progression h3:not(:first-child) { margin-top: 16px; }
.arb-progression progress { width: 100%; accent-color: var(--acc); }
.arb-progression > .arb-card { margin-top: 8px; }
.arb-parcours-titre { font-size: 17px; }
.arb-etape > .btn { margin-top: 10px; }
.arb-chercher { flex: 0 0 auto; max-height: 45%; overflow-y: auto; overflow-x: hidden; padding: 10px 12px; box-sizing: border-box; border-bottom: 1px solid var(--line2); background: var(--panel); }
.arb-chercher[hidden] { display: none; }
.arb-chercher label { display: block; font: 600 14px/1.3 var(--sans); margin-bottom: 6px; }
.arb-chercher input { width: 100%; min-width: 0; box-sizing: border-box; min-height: 44px; }
.arb-chercher .arb-grille { margin-top: 8px; }
body.large-text .arb-l { font-size: 16px; }
body.large-text .arb-status { font-size: 13.5px; }
body.large-text .arb-card.sel .arb-l { font-size: 18px; }
@media (max-width: 359px) {
  .arb-vue { padding: 10px; }
  .arb-barre { gap: 4px; padding: 4px; }
  .arb-barre .btn { font-size: 13px; }
  .arb-age-groupe > .arb-grille { padding: 0 6px 8px; }
  .arb-card { padding: 8px; }
  body.large-text .arb-grille { grid-template-columns: minmax(0, 1fr); }
}

/* ===== La frise (0.28) : un âge en pastilles, la feuille en dessous ===== */
.arb-frise { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; padding: 0 8px 10px; min-width: 0; }
.arb-pas { display: flex; flex-direction: column; align-items: center; justify-content: flex-start; gap: 4px; min-width: 0; min-height: 76px; padding: 8px 4px 6px;
  border-radius: 12px; border: 1.5px solid var(--text); background: var(--panel); color: inherit; font: inherit; cursor: pointer; }
.arb-pas .ic { flex: 0 0 auto; width: 32px; height: 32px; }
.arb-pas-n { max-width: 100%; font-size: 12px; line-height: 1.15; text-align: center; overflow-wrap: anywhere;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.arb-pas.allume { background: color-mix(in srgb, var(--good) 14%, var(--panel)); border-color: var(--good); }
.arb-pas.vu { border-color: var(--line2); background: var(--panel2); }
.arb-pas.fantome { border-style: dashed; border-color: var(--dim); background: transparent; }
.arb-pas.fantome .arb-inconnu { display: grid; place-items: center; width: 32px; height: 32px; font-size: 18px; color: var(--dim); }
.arb-pas.obj { box-shadow: 0 0 0 2px var(--intu) inset; }
.arb-pas:focus-visible { outline: 3px solid var(--acc); outline-offset: 2px; }
.arb-pas:active { scale: .96; }
.arb-legende { display: flex; flex-wrap: wrap; gap: 4px 12px; margin: -2px 0 8px; font-size: 12px; color: var(--muted); }
.arb-legende i { display: inline-block; width: 11px; height: 11px; border-radius: 4px; margin-right: 4px; vertical-align: -1px; border: 1.5px solid var(--text); }
.arb-legende i.allume { background: color-mix(in srgb, var(--good) 14%, var(--panel)); border-color: var(--good); }
.arb-legende i.vu { border-color: var(--line2); background: var(--panel2); }
.arb-legende i.fantome { border-style: dashed; border-color: var(--dim); }
.arb-legende i.obj { border-color: var(--intu); box-shadow: 0 0 0 1.5px var(--intu) inset; }
@media (max-width: 340px) { .arb-frise { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
body.large-text .arb-frise { grid-template-columns: repeat(3, minmax(0, 1fr)); }
body.large-text .arb-pas-n { font-size: 14px; }
/* la feuille : monte du bas, ne laisse que la tête de l’arbre visible dessus */
.modal.arb-sheet { align-items: flex-end; background: rgba(4, 3, 2, .45); }
.modal.arb-sheet .modal-box { border-radius: 22px 22px 0 0; margin: 0; max-height: 82vh; padding-top: 14px; border-bottom: 0; }
.modal.arb-sheet .modal-box::before { content: ""; display: block; width: 44px; height: 4px; border-radius: 4px; background: var(--line2); margin: 0 auto 10px; }
.arb-sheet-c .arb-entete { margin-bottom: 8px; }
.arb-sheet-c .arb-grille { margin-bottom: 4px; }
@media (prefers-reduced-motion: reduce) { .arb-pas:active { scale: 1; } }
.arb-voisins { padding: 0; }
.arb-fleche { min-height: 28px; font-size: 22px; }