/*
 * burdi — styles du tunnel (charte : blanc cassé, noir, vert forêt pour les prix).
 * Habillage provisoire : à remplacer/compléter avec la maquette Claude Design.
 * Les polices sont à déposer dans /assets/fonts/ (licences à vérifier).
 */
@font-face { font-family: "caer"; src: url("fonts/caer.woff2") format("woff2"); font-display: swap; }
@font-face { font-family: "Open Sauce"; src: url("fonts/OpenSauceSans-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Open Sauce"; src: url("fonts/OpenSauceSans-Medium.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Open Sauce"; src: url("fonts/OpenSauceSans-Italic.woff2") format("woff2"); font-style: italic; font-display: swap; }

:root {
  --bk-bg: #F4F6F4; --bk-ink: #000; --bk-concrete: #9C9A95; --bk-concrete-l: #D9D8D4;
  --bk-walnut: #3A2A1F; --bk-forest: #0B2410;
  --bk-display: "caer", "Arial Black", system-ui, sans-serif;
  --bk-text: "Open Sauce", "Helvetica Neue", Arial, system-ui, sans-serif;
}

#burdi-reservation { font-family: var(--bk-text); color: var(--bk-ink); max-width: 560px; margin: 0 auto; }
:where(#burdi-reservation) button { font: inherit; color: inherit; cursor: pointer; border-radius: 0; }
#burdi-reservation :focus-visible { outline: 2px solid var(--bk-ink); outline-offset: 3px; }

.bk-steps { display: flex; gap: 6px; list-style: none; margin: 0 0 26px; padding: 0; }
.bk-steps li { flex: 1; height: 2px; background: var(--bk-concrete-l); transition: background .25s; }
.bk-steps li.is-done, .bk-steps li.is-current { background: var(--bk-ink); }

.bk-title { font-family: var(--bk-display); font-weight: 400; text-transform: lowercase;
  font-size: clamp(30px, 7vw, 48px); line-height: 1; margin: 0 0 22px; outline: none; }
.bk-pane { animation: bk-in .25s ease-out; }
@keyframes bk-in { from { opacity: 0; transform: translateY(8px); } }

.bk-label { font-weight: 500; font-size: 14px; letter-spacing: .04em; margin: 22px 0 10px; }
.bk-aside { font-size: 14px; color: #5f5d59; margin: 14px 0 0; }
.bk-aside a { color: var(--bk-ink); }
.bk-loading { font-size: 14px; color: var(--bk-concrete); }
.bk-error { font-size: 14px; color: #8a1f11; background: #f6e3df; padding: 12px 14px; margin: 16px 0 0; }
.bk-cgv { display: flex; align-items: flex-start; gap: 10px; margin: 18px 0 0; font-size: 14px; line-height: 1.4; cursor: pointer; }
.bk-cgv input { flex: none; width: 20px; height: 20px; margin: 0; accent-color: var(--bk-ink); }
.bk-cgv a { color: var(--bk-ink); }
.bk-note { margin: 18px 0 0; padding: 12px 0 12px 14px; border-left: 2px solid var(--bk-ink); font-size: 15px; }

.bk-choices { display: grid; gap: 10px; }
.bk-choice { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; text-align: left;
  padding: 20px; background: transparent; border: 1px solid var(--bk-ink); transition: background .2s, color .2s; }
.bk-choice-name { font-family: var(--bk-display); text-transform: lowercase; font-size: 26px; line-height: 1; }
.bk-choice-meta { font-size: 13px; font-style: italic; color: #5f5d59; }
.bk-choice[aria-pressed="true"] { background: var(--bk-ink); color: var(--bk-bg); }
.bk-choice[aria-pressed="true"] .bk-choice-meta { color: var(--bk-concrete-l); }

.bk-grid { display: grid; gap: 8px; }
.bk-grid-players { grid-template-columns: repeat(auto-fill, minmax(52px, 1fr)); }
.bk-grid-2 { grid-template-columns: 1fr 1fr; }
.bk-grid-3 { grid-template-columns: repeat(3, 1fr); }
.bk-opt { min-height: 48px; padding: 12px 6px; background: transparent; border: 1px solid var(--bk-concrete);
  font-weight: 500; font-size: 17px; transition: background .2s, color .2s, border-color .2s, transform .12s; }
.bk-opt small { display: block; font-size: 12px; font-weight: 400; margin-top: 3px; color: #5f5d59; }
.bk-opt:hover:not(:disabled) { border-color: var(--bk-ink); }
.bk-opt:active:not(:disabled) { transform: scale(.97); }
.bk-opt[aria-pressed="true"] { background: var(--bk-ink); border-color: var(--bk-ink); color: var(--bk-bg); }
.bk-opt[aria-pressed="true"] small { color: var(--bk-concrete-l); }
.bk-opt:disabled { color: var(--bk-concrete-l); border-color: var(--bk-concrete-l); text-decoration: line-through; cursor: not-allowed; }

.bk-days { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 6px; margin-bottom: 18px; scroll-snap-type: x mandatory; }
.bk-day { flex: 0 0 56px; min-height: 64px; scroll-snap-align: start; background: transparent; border: 1px solid var(--bk-concrete);
  font-size: 20px; font-weight: 500; transition: background .2s, color .2s; }
.bk-day small { display: block; font-size: 11px; font-weight: 500; text-transform: uppercase; letter-spacing: .04em; }
.bk-day[aria-pressed="true"] { background: var(--bk-ink); border-color: var(--bk-ink); color: var(--bk-bg); }

/* le récap reprend la carte : fond vert forêt, contour fin blanc arrondi */
.bk-recap { margin: 0; background: var(--bk-forest); color: #fff; padding: 18px 20px; border-radius: 24px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.85); }
.bk-recap div { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid rgba(255,255,255,.18); }
.bk-recap div:last-child { border-bottom: 0; }
.bk-recap dt { font-size: 12px; font-weight: 500; letter-spacing: .05em; opacity: .75; padding-top: 2px; }
.bk-recap dd { margin: 0; text-align: right; font-size: 15px; }
.bk-recap-due dd { font-family: var(--bk-display); font-size: 26px; line-height: 1; }

.bk-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 22px; }
.bk-field span { display: block; font-size: 12px; font-weight: 500; letter-spacing: .05em; margin-bottom: 5px; }
.bk-field input { width: 100%; min-height: 48px; padding: 12px; border: 1px solid var(--bk-concrete); background: #fff;
  font: inherit; font-size: 16px; border-radius: 0; }
.bk-field input:focus { border-color: var(--bk-ink); outline: none; }
.bk-card { min-height: 90px; }

.bk-nav { display: flex; gap: 10px; margin-top: 26px; }
.bk-btn { flex: 1; min-height: 52px; padding: 14px 18px; background: var(--bk-ink); color: var(--bk-bg) !important;
  border: 1px solid var(--bk-ink); font-weight: 500; font-size: 15px; text-transform: uppercase; letter-spacing: .04em;
  transition: opacity .2s, transform .12s; }
.bk-btn:active:not(:disabled) { transform: scale(.98); }
.bk-btn:disabled { opacity: .25; cursor: not-allowed; }
.bk-btn-ghost { flex: 0 0 34%; background: transparent; color: var(--bk-ink) !important; }

.bk-done { text-align: center; padding: 10px 0; outline: none; }
.bk-done-title { font-family: var(--bk-display); text-transform: lowercase; font-size: clamp(38px, 10vw, 60px); line-height: 1; margin: 0 0 16px; }
.bk-done .bk-btn { margin-top: 22px; width: 100%; }

@media (max-width: 420px) { .bk-fields { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { .bk-pane { animation: none; } #burdi-reservation * { transition: none !important; } }