:root {
  --vs-accent: #e5542f;
  --vs-accent-ink: #ffffff;
  --vs-ink: #1f2330;
  --vs-muted: #6b7280;
  --vs-success: #197a3a;
  --vs-border: #e6e6eb;
  --vs-radius: 12px;
  --vs-shadow: 0 6px 18px rgba(0,0,0,.06);
}

/* Value‑Stack (Complet) */
.value-stack { background: #fff; border: 1px solid var(--vs-border); border-radius: var(--vs-radius);
  padding: 16px; box-shadow: var(--vs-shadow); margin-bottom: 14px; }
.value-stack .vs-title { margin: 0 0 4px; font-weight: 800; font-size: 1.125rem; color: var(--vs-ink); }
.value-stack .vs-subtitle { margin: 0 0 10px; color: var(--vs-muted); font-size: .95rem; }
.value-stack .vs-receipt { border: 1px dashed var(--vs-border); border-radius: 10px; padding: 10px 12px; background: #fff; }

.vs-line { padding: 6px 0; font-size: 1rem; }
.vs-line + .vs-line { border-top: 1px dotted var(--vs-border); }
.vs-label { display: inline-flex; align-items: center; }
.vs-label i { color: var(--vs-success); }
.vs-amount { font-weight: 700; letter-spacing: .1px; }

.vs-accordion { margin-top: 6px; }
.vs-toggle {
  display: inline-flex; align-items: center;
  background: transparent; border: 0; color: var(--vs-accent); font-weight: 700;
  padding: 6px 0; cursor: pointer;
}
.vs-toggle:focus { outline: 2px solid var(--vs-accent); outline-offset: 2px; border-radius: 6px; }

.vs-subtotal { margin-top: 10px; padding-top: 8px; border-top: 1px solid var(--vs-border); }
.vs-subtotal-label { color: var(--vs-muted); }
.vs-subtotal-amount { font-weight: 800; }
.vs-badge-offert {
  display: inline-block; margin-left: 8px; padding: 2px 8px; border-radius: 999px;
  background: #eefaf0; color: var(--vs-success); font-weight: 700; font-size: .8rem;
}

/* Bandeau valeur */
.vs-belt {
  margin-top: 12px; display: flex; gap: 10px; align-items: center; justify-content: space-between;
  background: linear-gradient(90deg, var(--vs-accent) 0%, #ff7a59 100%);
  color: var(--vs-accent-ink); border-radius: 10px; padding: 10px 12px;
}
.vs-instead { opacity: .9; font-size: .95rem; }
.vs-instead del { opacity: .8; }
.vs-only { font-size: 1rem; font-weight: 600; white-space: nowrap; }
.vs-discount-badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 46px; height: 28px; padding: 0 8px; border-radius: 8px;
  background: rgba(255,255,255,.15); font-weight: 800; letter-spacing: .3px;
  animation: vsPulse 2.5s ease-in-out infinite;
}
@keyframes vsPulse {
  0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(255,255,255,.35);}
  70%{ transform: scale(1.03); box-shadow: 0 0 0 8px rgba(255,255,255,0);}
  100%{ transform: scale(1); }
}

/* STICKY compacte (mobile) */
.vs-sticky {
  position: sticky; bottom: 0; left: 0; right: 0; z-index: 30;
  display: flex; gap: 10px; align-items: center; justify-content: space-between;
  background: #fff; border-top: 1px solid var(--vs-border); padding: 10px 12px;
}
.vs-sticky--compact { padding: 8px 10px; }
.vs-sticky--compact .vs-sticky-text { font-weight: 700; font-size: .88rem; line-height: 1.2; }
.vs-sticky--compact .btn { line-height: 2rem; padding: .25rem .75rem; border-radius: 10px; }
.vs-sticky.is-visible { animation: vsSlideUp .18s ease-out; }
@keyframes vsSlideUp { 0% { transform: translateY(10px); opacity: 0; } 100% { transform: translateY(0); opacity: 1; } }

/* Accessibilité + raffinements */
.value-stack .collapse[hidden] { display: none !important; }
@media (min-width: 992px) {
  .vs-only { font-size: 1.05rem; }
  .value-stack { padding: 18px; }
}