/* Module de réservation : cases en rectangles sur deux lignes, jamais en pastilles. */
.book { background: var(--asphalt-2); padding: 130px 0 120px; }
.book__head { display: grid; grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr); gap: 20px 64px; align-items: end; margin-bottom: 44px; }
.book__head p { margin: 0; color: var(--stone); max-width: 60ch; }
.book__grid { display: grid; grid-template-columns: minmax(0, 440px) minmax(0, 1fr); gap: 40px; align-items: start; }
/* Panneau plus haut que l'écran : il se cale par le bas, pour que le total et le bouton restent visibles. */
.book__panel { min-width: 0; position: sticky; top: min(calc(var(--head) + 20px), calc(100vh - var(--bk-h, 0px) - 16px)); background: var(--asphalt); padding: 26px 24px 20px; border-top: 4px solid var(--chart); }
.bk-when { border: 0; margin: 0; padding: 0; min-width: 0; }
.bk-when legend { padding: 0; margin-bottom: 14px; font: 800 30px/1 var(--display); }
.bk-l { margin: 16px 0 8px; font-size: 14px; font-weight: 600; color: var(--stone); }
.bk-strip { display: flex; flex-wrap: wrap; gap: 6px; }
.bk-choice {
  position: relative; display: flex; flex-direction: column; justify-content: center; gap: 3px;
  min-width: 76px; min-height: 52px; padding: 7px 10px 6px; background: var(--asphalt-2); border: 1px solid var(--line);
  border-radius: 2px; color: var(--text); text-align: left;
}
.bk-choice span { font-size: 15px; font-weight: 700; line-height: 1.1; }
.bk-choice span::first-letter { text-transform: uppercase; }
.bk-choice small { font: 500 12px/1.1 var(--mono); color: var(--muted); }
.bk-choice:hover { border-color: var(--stone); }
.bk-choice[aria-pressed="true"] { border: 2px solid var(--chart); background: rgba(212, 242, 46, .1); padding: 6px 9px 5px; }
.bk-choice[aria-pressed="true"] small { color: var(--chart); }
.bk-choice.is-closed { opacity: .55; cursor: not-allowed; }
.bk-choice.is-closed span { text-decoration: line-through; }
.bk-choice--other { cursor: pointer; }
.bk-choice--other select { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; font-size: 16px; }
.bk-choice--other:has(select:focus-visible) { outline: 3px solid var(--chart); outline-offset: 2px; }
.bk-closed { margin: 8px 0 0; font-size: 13px; color: var(--muted); }
.bk-row { display: flex; align-items: center; gap: 12px; margin-top: 14px; }
.bk-row label { font-weight: 600; font-size: 15px; min-width: 70px; }
.bk-row select, .bk-other select {
  min-height: 44px; padding: 0 36px 0 12px; background: var(--asphalt-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23d4f22e' stroke-width='2'/%3E%3C/svg%3E") no-repeat right 12px center;
  border: 1px solid var(--line); border-radius: 2px; font: 600 16px var(--mono); -webkit-appearance: none; appearance: none;
}
.bk-other { display: flex; flex-wrap: wrap; gap: 0 18px; }
.bk-other[hidden] { display: none; }
.bk-return { margin: 18px 0 0; padding: 12px 14px; background: var(--asphalt-2); font-size: 15px; }
.bk-return strong { color: var(--chart); font-weight: 700; }
.bk-summary { margin: 20px 0 18px; }
.bk-empty { margin: 0; color: var(--muted); font-size: 15px; }
.bk-note { margin: 0 0 12px; padding: 10px 12px; border-left: 3px solid var(--chart); background: var(--asphalt-3); font-size: 14px; color: var(--text); }
.bk-lines { margin: 0; }
.bk-lines div { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-top: 1px solid var(--line); font-size: 15px; }
.bk-lines dd { margin: 0; font: 600 15px var(--mono); }
.bk-save { display: flex; justify-content: space-between; margin: 0; padding: 8px 0; color: var(--chart); font-size: 15px; }
.bk-save span:last-child { font: 600 15px var(--mono); }
.bk-total { display: flex; justify-content: space-between; align-items: baseline; margin: 0; padding: 12px 0 4px; border-top: 2px solid var(--text); }
.bk-total strong { font: 900 40px/1 var(--display); color: var(--white); }
.bk-dep { margin-top: 12px; padding: 12px 14px; background: var(--asphalt-3); }
.bk-dep p { margin: 0; font-size: 13.5px; color: var(--stone); }
.bk-dep p:first-child { display: flex; justify-content: space-between; margin-bottom: 4px; font-weight: 700; color: var(--text); font-size: 15px; }
.bk-dep p:first-child span:last-child { font: 600 15px var(--mono); }
.bk-down { margin: 10px 0 0; font-size: 13px; color: var(--muted); }
.bk-legal { margin: 12px 0 0; font-size: 13px; color: var(--muted); }

.bk-h { font-size: 36px; }
.bk-sub { margin: 8px 0 20px; color: var(--muted); font-size: 15px; }
.bk-model { padding: 22px 0 18px; border-top: 1px solid var(--line); transition: background-color .6s; }
.bk-model.is-flash { background: rgba(212, 242, 46, .08); }
.bk-model__head { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 24px; align-items: baseline; margin-bottom: 10px; }
.bk-model__head h4 { font-size: 30px; }
.bk-model__spec { grid-column: 1; margin: 0; font-size: 13.5px; color: var(--muted); }
.bk-model__price { grid-column: 2; grid-row: 1; margin: 0; text-align: right; font-size: 14px; color: var(--stone); }
.bk-model__price strong { font: 800 26px/1 var(--display); color: var(--white); }
.bk-model__price em { display: block; font: 600 12px var(--mono); font-style: normal; color: var(--chart); }
.bk-model__dep { grid-column: 2; margin: 0; text-align: right; font-size: 13px; color: var(--muted); }
.bk-sizes { margin: 0; padding: 0; list-style: none; }
.bk-size { display: grid; grid-template-columns: 44px minmax(0, 1fr) auto auto; gap: 12px; align-items: center; min-height: 52px; padding: 2px 0; }
.bk-size + .bk-size { border-top: 1px dashed var(--line); }
.bk-size__n { font: 800 22px/1 var(--display); }
.bk-size__r { font-size: 14px; color: var(--stone); }
.bk-size__left { font: 600 12.5px var(--mono); color: var(--chart); text-align: right; }
.bk-size.is-out .bk-size__left { color: var(--muted); }
.bk-size.is-out .bk-size__n, .bk-size.is-out .bk-size__r { opacity: .45; }
.bk-size.is-in .bk-size__n { color: var(--chart); }
.qty { display: flex; align-items: center; border: 1px solid var(--line); }
.qty__b { width: 44px; height: 44px; background: none; border: 0; color: var(--text); font: 600 22px/1 var(--mono); }
.qty__b:hover:not(:disabled) { background: var(--asphalt-3); }
.qty__b:disabled { color: #4d544f; cursor: not-allowed; }
.qty__v { min-width: 30px; text-align: center; font: 700 16px var(--mono); }
.bk-size.is-in .qty { border-color: var(--chart); }
.bk-bar { display: none; }

@media (max-width: 1023px) {
  .book__head { grid-template-columns: minmax(0, 1fr); }
  .book__grid { grid-template-columns: minmax(0, 1fr); }
  .book__panel { position: static; }
  .bk-bar {
    position: fixed; z-index: 40; left: 0; right: 0; bottom: 0; display: flex; align-items: center; justify-content: space-between; gap: 12px;
    padding: 10px var(--gut) calc(10px + env(safe-area-inset-bottom)); background: var(--asphalt); border-top: 2px solid var(--chart);
    transform: translateY(110%); visibility: hidden; transition: transform .3s, visibility 0s .3s;
  }
  .bk-bar.is-on.has-items { transform: none; visibility: visible; transition: transform .3s; }
  .bk-bar__sum { margin: 0; font-size: 15px; color: var(--stone); }
  .bk-bar__sum strong { font: 900 28px/1 var(--display); color: var(--white); margin-right: 4px; }
}
@media (max-width: 759px) {
  .book { padding: 88px 0 96px; }
  .book__panel { margin: 0 calc(var(--gut) * -1); padding: 22px var(--gut) 18px; }
  .bk-strip:not(.bk-strip--dur) { flex-wrap: nowrap; overflow-x: auto; scroll-snap-type: x mandatory; scroll-padding-inline: var(--gut); margin: 0 calc(var(--gut) * -1); padding: 2px var(--gut) 6px; scrollbar-width: none; }
  .bk-strip:not(.bk-strip--dur)::-webkit-scrollbar { display: none; }
  .bk-strip:not(.bk-strip--dur) .bk-choice { flex: none; scroll-snap-align: start; }
  .bk-strip--dur { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bk-strip--dur .bk-choice { min-width: 0; }
  .bk-model__head { grid-template-columns: minmax(0, 1fr); }
  .bk-model__price, .bk-model__dep { grid-column: 1; grid-row: auto; text-align: left; margin-top: 6px; }
  .bk-model__dep { margin-top: 0; }
  .bk-size { grid-template-columns: 34px minmax(0, 1fr) auto; gap: 4px 10px; padding: 6px 0; }
  .bk-size__left { grid-column: 2; grid-row: 2; text-align: left; }
  .qty { grid-column: 3; grid-row: 1 / span 2; }
}