/* Configurateur 3D de borne — /borne/configurateur (thème sombre, même famille que l'accueil) */
:root { --b3d-bg: #070b18; --b3d-panel: #0e1428; --b3d-line: rgba(255,255,255,.10); --b3d-text: #eef2ff; --b3d-muted: #8d97b5; --b3d-accent: #0066ff; --b3d-accent2: #00ff88; }
html, body.b3d { height: 100%; margin: 0; }
body.b3d { font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif; background: radial-gradient(1200px 700px at 20% 10%, #12204a 0%, var(--b3d-bg) 55%); color: var(--b3d-text); line-height: 1.5; }
body.b3d a { color: inherit; }
.b3d-top { position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: 16px; padding: 10px 18px; background: rgba(7,11,24,.75); backdrop-filter: blur(14px); border-bottom: 1px solid var(--b3d-line); }
.b3d-brand img { height: 30px; }
.b3d-title { font-weight: 700; font-size: 1.05rem; display: flex; align-items: center; gap: 8px; }
.b3d-beta { font-size: .7rem; padding: 2px 8px; border-radius: 20px; background: linear-gradient(135deg, var(--b3d-accent2), var(--b3d-accent)); color: #041; font-weight: 800; }
.b3d-top-actions { margin-left: auto; display: flex; gap: 8px; }
.b3d-banner { margin: 12px 18px 0; padding: 10px 14px; border-radius: 12px; background: rgba(255,193,7,.12); border: 1px solid rgba(255,193,7,.35); color: #ffd866; font-size: .9rem; }

.b3d-main { display: grid; grid-template-columns: minmax(0, 1fr) 440px; gap: 18px; padding: 18px; max-width: 1500px; margin: 0 auto; }
.b3d-stage { position: sticky; top: 66px; height: calc(100vh - 84px); display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.b3d-viewport { position: relative; flex: 1; min-height: 320px; border-radius: 22px; overflow: hidden; border: 1px solid var(--b3d-line); background: radial-gradient(60% 55% at 50% 62%, rgba(0,102,255,.20) 0%, rgba(7,11,24,0) 70%), linear-gradient(180deg, #0f1730 0%, #070b18 100%); cursor: grab; }
.b3d-viewport canvas { position: absolute; inset: 0; }
.b3d-hint { position: absolute; left: 14px; top: 12px; z-index: 3; font-size: .8rem; color: var(--b3d-muted); background: rgba(7,11,24,.55); padding: 6px 10px; border-radius: 20px; pointer-events: none; transition: opacity .6s; }
.b3d-part-toast { position: absolute; left: 50%; top: 14px; transform: translateX(-50%); z-index: 4; background: var(--b3d-accent); color: #fff; padding: 6px 14px; border-radius: 20px; font-weight: 600; font-size: .85rem; box-shadow: 0 6px 20px rgba(0,102,255,.4); }
.b3d-stage-tools { position: absolute; right: 12px; top: 12px; z-index: 3; display: flex; flex-direction: column; gap: 8px; }
.b3d-tool { width: 38px; height: 38px; border-radius: 12px; border: 1px solid var(--b3d-line); background: rgba(7,11,24,.6); color: #fff; font-size: 1rem; }
.b3d-tool:hover { background: rgba(255,255,255,.14); }
.b3d-loading, .b3d-nowebgl { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; color: var(--b3d-muted); font-size: .9rem; z-index: 2; background: rgba(7,11,24,.4); }
.b3d-nowebgl { padding: 24px; text-align: center; }

.b3d-pricebar { display: flex; align-items: center; gap: 16px; padding: 12px 16px; border-radius: 18px; background: rgba(255,255,255,.06); border: 1px solid var(--b3d-line); backdrop-filter: blur(10px); }
.b3d-price-ht { font-size: 1.45rem; font-weight: 800; line-height: 1.1; }
.b3d-price-ht small { font-size: .8rem; color: var(--b3d-muted); font-weight: 600; }
.b3d-price-ttc { font-size: .85rem; color: var(--b3d-muted); }
.b3d-price-meta { flex: 1; font-size: .78rem; color: var(--b3d-muted); }
.b3d-cta { background: linear-gradient(135deg, var(--b3d-accent2), var(--b3d-accent)); color: #fff; font-weight: 700; border: 0; border-radius: 14px; padding: 10px 18px; box-shadow: 0 8px 24px rgba(0,102,255,.35); white-space: nowrap; }
.b3d-cta:hover { color: #fff; filter: brightness(1.08); transform: translateY(-1px); }
.b3d-cta:disabled { opacity: .6; }

.b3d-panel { min-width: 0; display: flex; flex-direction: column; gap: 10px; padding-bottom: 60px; }
.b3d-step { border: 1px solid var(--b3d-line); border-radius: 18px; background: rgba(255,255,255,.045); overflow: hidden; }
.b3d-step-head { display: flex; align-items: center; gap: 10px; padding: 12px 14px; cursor: pointer; user-select: none; }
.b3d-step-head h2 { font-size: .98rem; font-weight: 700; margin: 0; }
.b3d-num { width: 26px; height: 26px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: .78rem; font-weight: 800; background: rgba(255,255,255,.12); flex: none; }
.b3d-step.is-open .b3d-num { background: linear-gradient(135deg, var(--b3d-accent2), var(--b3d-accent)); color: #041; }
.b3d-step-sum { margin-left: auto; font-size: .76rem; color: var(--b3d-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 45%; }
.b3d-step-head .bi-chevron-down { transition: transform .25s; color: var(--b3d-muted); }
.b3d-step.is-open .bi-chevron-down { transform: rotate(180deg); }
.b3d-step-body { display: none; padding: 4px 14px 14px; border-top: 1px solid var(--b3d-line); }
.b3d-step.is-open .b3d-step-body { display: block; }
.b3d-label { display: block; font-size: .76rem; text-transform: uppercase; letter-spacing: .06em; color: var(--b3d-muted); font-weight: 700; margin: 10px 0 6px; }
.b3d-label small { text-transform: none; letter-spacing: 0; font-weight: 500; }
.b3d-next { display: flex; justify-content: flex-end; margin-top: 12px; }
.b3d-note { font-size: .78rem; color: var(--b3d-muted); margin: 10px 0 0; }

.b3d-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 8px; }
.b3d-cards-sm { grid-template-columns: 1fr 1fr; }
.b3d-card { text-align: left; border: 1px solid var(--b3d-line); border-radius: 14px; background: rgba(255,255,255,.04); color: var(--b3d-text); padding: 10px 12px; cursor: pointer; transition: border-color .15s, background .15s; }
.b3d-card:hover { background: rgba(255,255,255,.08); }
.b3d-card.is-active { border-color: var(--b3d-accent); background: rgba(0,102,255,.16); box-shadow: inset 0 0 0 1px var(--b3d-accent); }
.b3d-card.is-single { cursor: default; }
.b3d-model-specs { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 8px; font-size: .78rem; color: var(--b3d-muted); }
.b3d-model-specs i { margin-right: 4px; color: var(--b3d-accent); }
.b3d-card .t { font-weight: 700; font-size: .9rem; display: block; }
.b3d-card .d { font-size: .74rem; color: var(--b3d-muted); display: block; margin-top: 2px; }
.b3d-card .p { font-size: .8rem; font-weight: 700; color: var(--b3d-accent2); display: block; margin-top: 6px; }
.b3d-card.is-disabled { opacity: .45; pointer-events: none; }

.b3d-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.b3d-chip { border: 1px solid var(--b3d-line); background: rgba(255,255,255,.05); color: var(--b3d-text); border-radius: 20px; padding: 5px 11px; font-size: .8rem; cursor: pointer; }
.b3d-chip.is-active { background: var(--b3d-accent); border-color: var(--b3d-accent); color: #fff; font-weight: 600; }
.b3d-chip .p { opacity: .8; font-size: .72rem; margin-left: 4px; }

.b3d-parts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.b3d-part { display: flex; align-items: center; gap: 8px; border: 1px solid var(--b3d-line); border-radius: 12px; padding: 7px 9px; background: rgba(255,255,255,.04); color: var(--b3d-text); font-size: .78rem; cursor: pointer; text-align: left; }
.b3d-part.is-active { border-color: var(--b3d-accent); background: rgba(0,102,255,.18); }
.b3d-part .dot { width: 18px; height: 18px; border-radius: 50%; border: 2px solid rgba(255,255,255,.35); flex: none; }
.b3d-swatches { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; margin-top: 4px; }
.b3d-swatch { position: relative; aspect-ratio: 1; border-radius: 12px; border: 2px solid rgba(255,255,255,.18); cursor: pointer; transition: transform .12s; }
.b3d-swatch:hover { transform: scale(1.06); }
.b3d-swatch.is-active { border-color: #fff; box-shadow: 0 0 0 2px var(--b3d-accent); }
.b3d-swatch.is-active::after { content: '✓'; position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; text-shadow: 0 1px 3px rgba(0,0,0,.8); }
.b3d-custom-color { display: flex; align-items: center; gap: 8px; margin-top: 10px; font-size: .8rem; color: var(--b3d-muted); flex-wrap: wrap; }
.b3d-custom-color input[type=color] { width: 36px; height: 30px; border: 1px solid var(--b3d-line); border-radius: 8px; background: transparent; padding: 2px; }
.b3d-custom-color input[type=text] { width: 100px; background: rgba(255,255,255,.06); border-color: var(--b3d-line); color: #fff; }

.b3d-drop { position: relative; margin-top: 8px; border: 1.5px dashed rgba(255,255,255,.28); border-radius: 14px; padding: 16px; text-align: center; cursor: pointer; background: rgba(255,255,255,.03); transition: border-color .15s, background .15s; }
.b3d-drop.is-over { border-color: var(--b3d-accent2); background: rgba(0,255,136,.06); }
.b3d-drop-empty { color: var(--b3d-muted); font-size: .85rem; }
.b3d-drop-empty .bi { font-size: 1.8rem; display: block; margin-bottom: 4px; color: #fff; }
.b3d-drop-preview img { max-height: 90px; max-width: 100%; background: repeating-conic-gradient(rgba(255,255,255,.12) 0 25%, transparent 0 50%) 0 0/16px 16px; border-radius: 8px; padding: 6px; }
.b3d-drop-preview button { display: block; margin: 8px auto 0; }
.b3d-drop-busy { color: var(--b3d-muted); }

.b3d-options { display: flex; flex-direction: column; gap: 6px; margin-top: 8px; }
.b3d-option { display: flex; align-items: center; gap: 10px; border: 1px solid var(--b3d-line); border-radius: 12px; padding: 9px 12px; background: rgba(255,255,255,.04); cursor: pointer; }
.b3d-option.is-active { border-color: var(--b3d-accent); background: rgba(0,102,255,.14); }
.b3d-option input { accent-color: var(--b3d-accent); width: 18px; height: 18px; }
.b3d-option .t { flex: 1; font-size: .86rem; font-weight: 600; }
.b3d-option .p { font-size: .8rem; color: var(--b3d-accent2); font-weight: 700; }

.b3d-qty { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.b3d-qty-ctl { display: inline-flex; border: 1px solid var(--b3d-line); border-radius: 12px; overflow: hidden; }
.b3d-qty-ctl button { width: 36px; background: rgba(255,255,255,.08); color: #fff; border: 0; font-size: 1.1rem; }
.b3d-qty-ctl input { width: 56px; text-align: center; background: transparent; color: #fff; border: 0; border-left: 1px solid var(--b3d-line); border-right: 1px solid var(--b3d-line); font-weight: 700; }
.b3d-recap { width: 100%; font-size: .84rem; margin-top: 10px; border-collapse: collapse; }
.b3d-recap td { padding: 5px 0; border-bottom: 1px dashed rgba(255,255,255,.08); }
.b3d-recap td:last-child { text-align: right; white-space: nowrap; }
.b3d-recap tr.total td { border-bottom: 0; font-weight: 800; font-size: 1rem; padding-top: 8px; }
.b3d-recap tr.sub td { color: var(--b3d-muted); }
.b3d-form { margin-top: 16px; }
.b3d-form h3 { font-size: .9rem; font-weight: 700; margin: 0 0 8px; }
.b3d-form .form-control { background: rgba(255,255,255,.06); border: 1px solid var(--b3d-line); color: #fff; }
.b3d-form .form-control::placeholder { color: rgba(255,255,255,.45); }
.b3d-form .form-control:focus { background: rgba(255,255,255,.1); color: #fff; border-color: var(--b3d-accent); box-shadow: 0 0 0 3px rgba(0,102,255,.25); }
.b3d-form .form-control.is-invalid { border-color: #ff5b6e; }
.b3d-form-error { margin-top: 10px; padding: 8px 12px; border-radius: 10px; background: rgba(255,91,110,.14); border: 1px solid rgba(255,91,110,.4); color: #ffb3bb; font-size: .84rem; }

@media (max-width: 991px) {
  .b3d-main { grid-template-columns: 1fr; padding: 12px; gap: 12px; }
  .b3d-stage { position: sticky; top: 58px; height: auto; z-index: 20; }
  .b3d-viewport { height: 44vh; min-height: 260px; }
  .b3d-pricebar { padding: 8px 12px; gap: 10px; }
  .b3d-price-meta { display: none; }
  .b3d-top { padding: 8px 12px; }
  .b3d-swatches { grid-template-columns: repeat(7, 1fr); }
  .b3d-parts { grid-template-columns: repeat(2, 1fr); }
}
/* Aperçu miniature (page d'accueil) */
.b3d-mini { position: relative; width: 100%; aspect-ratio: 4 / 3; max-height: 460px; border-radius: 22px; overflow: hidden; border: 1px solid rgba(255,255,255,.12); background: radial-gradient(60% 55% at 50% 62%, rgba(0,102,255,.22) 0%, rgba(7,11,24,0) 70%), linear-gradient(180deg, #0f1730 0%, #070b18 100%); cursor: grab; }
.b3d-mini canvas { position: absolute; inset: 0; }

/* ── bornes réalisées : bandeau dans le canevas ─────────────────────────── */
.b3d-gallery { position: absolute; left: 12px; right: 12px; bottom: 12px; display: flex; align-items: center; gap: 6px; z-index: 5; }
.b3d-gallery-strip { flex: 1; display: flex; gap: 8px; overflow-x: auto; scroll-behavior: smooth; scrollbar-width: none; padding: 6px; border-radius: 14px; background: rgba(8, 12, 24, .55); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,.08); }
.b3d-gallery-strip::-webkit-scrollbar { display: none; }
.b3d-gallery-item { flex: none; width: 96px; height: 64px; border-radius: 10px; overflow: hidden; border: 0; padding: 0; background: #0d1220; cursor: pointer; position: relative; transition: transform .15s; }
.b3d-gallery-item:hover { transform: translateY(-2px); }
.b3d-gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; }
.b3d-gallery-item span { position: absolute; left: 0; right: 0; bottom: 0; font-size: .6rem; padding: 2px 6px; color: #fff; background: linear-gradient(transparent, rgba(0,0,0,.75)); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-align: left; }
.b3d-gallery-label { flex: none; writing-mode: vertical-rl; transform: rotate(180deg); font-size: .62rem; letter-spacing: .08em; text-transform: uppercase; color: var(--b3d-muted); }
.b3d-gallery-nav { flex: none; width: 30px; height: 30px; border-radius: 50%; border: 1px solid rgba(255,255,255,.12); background: rgba(8,12,24,.6); color: #fff; display: grid; place-items: center; cursor: pointer; }
@media (max-width: 767px) { .b3d-gallery { left: 6px; right: 6px; bottom: 6px; } .b3d-gallery-item { width: 72px; height: 48px; } .b3d-gallery-nav, .b3d-gallery-label { display: none; } }
.b3d-lightbox { position: fixed; inset: 0; z-index: 1000; background: rgba(4, 6, 12, .92); display: grid; place-items: center; grid-template-columns: 56px 1fr 56px; }
.b3d-lightbox figure { margin: 0; max-width: 100%; max-height: 100vh; display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 24px 0; }
.b3d-lightbox img { max-width: 100%; max-height: 82vh; border-radius: 12px; box-shadow: 0 20px 60px rgba(0,0,0,.6); }
.b3d-lightbox figcaption { color: #fff; font-size: .9rem; text-align: center; padding: 0 16px; }
.b3d-lightbox-close { position: absolute; top: 14px; right: 14px; width: 40px; height: 40px; border-radius: 50%; border: 0; background: rgba(255,255,255,.1); color: #fff; cursor: pointer; }
.b3d-lightbox-nav { width: 40px; height: 40px; border-radius: 50%; border: 0; background: rgba(255,255,255,.1); color: #fff; cursor: pointer; }
.b3d-lightbox-nav.prev { grid-column: 1; } .b3d-lightbox-nav.next { grid-column: 3; }
/* ── intégré dans l'office (iframe) : sans en-tête ni lien accueil ───────── */
.b3d-embed .b3d-top { display: none; }
.b3d-embed .b3d-main { padding-top: 12px; }