.nf-configurator-product-cta {
  margin: 16px 0;
}

/* Loading overlay shown until the configurator JS/AJAX has rendered */
.config-wrapper {
  position: relative;
}

.config-loading-overlay {
  position: absolute;
  inset: 0;
  z-index: 60;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  text-align: center;
  background: rgba(255, 255, 255, 0.72);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  border-radius: inherit;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.nf-configurator-ready .config-loading-overlay {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.config-loading-spinner {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 4px solid rgba(18, 65, 112, 0.15);
  border-top-color: #124170;
  border-right-color: #f4c365;
  animation: nf-config-spin 0.8s linear infinite;
}

.config-loading-text {
  margin: 0;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #124170;
}

@keyframes nf-config-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .config-loading-spinner {
    animation-duration: 1.6s;
  }
}

.nf-configurator-button {
  background: #124170;
  border-color: #124170;
}

.nf-configurator-alert {
  background: #fff7e6;
  border: 1px solid #f4c365;
  color: #5f4100;
  font-size: 15px;
  line-height: 1.5;
  margin: 0 auto 18px;
  max-width: 1340px;
  padding: 12px 16px;
}

.nf-configurator-shell {
  max-width: 1340px;
  margin: 0 auto;
  padding: 28px 16px 56px;
}

.nf-configurator-header h1 {
  color: #124170;
  font-family: Poppins, Arial, sans-serif;
  font-size: 38px;
  line-height: 1.2;
  margin: 0 0 6px;
}

.nf-configurator-header p {
  color: #4b5563;
  font-size: 18px;
  margin: 0 0 28px;
}

.nf-configurator-layout {
  display: grid;
  grid-template-columns: minmax(280px, 533px) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.nf-configurator-summary {
  position: sticky;
  top: 16px;
}

.nf-panel {
  background: #fff;
  border: 1px solid #d6dce5;
  margin-bottom: 18px;
  padding: 18px;
}

.nf-panel h2 {
  background: #124170;
  color: #fff;
  font-family: Poppins, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.3;
  margin: -18px -18px 18px;
  padding: 10px 18px;
  text-transform: uppercase;
}

.nf-preview-placeholder {
  aspect-ratio: 1;
  background: linear-gradient(135deg, #f4f7fb, #e2e8f0);
  border: 1px solid #d6dce5;
  margin: 0 auto 20px;
  max-width: 360px;
}

.nf-price {
  color: #111827;
  font-size: 30px;
  font-weight: 700;
  margin: 0;
}

.nf-panel dl {
  display: grid;
  grid-template-columns: 130px 1fr;
  margin: 0;
}

.nf-panel dt,
.nf-panel dd {
  border-bottom: 1px solid #e5e7eb;
  margin: 0;
  padding: 8px 0;
}

.nf-panel dt {
  color: #374151;
  font-weight: 700;
}

.nf-stepper {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 20px;
}

.nf-stepper span {
  background: #edf3f9;
  color: #124170;
  font-weight: 700;
  padding: 9px 16px;
}

.nf-stepper .active {
  background: #124170;
  color: #fff;
}

@media (max-width: 900px) {
  .nf-configurator-layout {
    grid-template-columns: 1fr;
  }

  .nf-configurator-summary {
    position: static;
  }
}

/* Bascule Vue intérieure / Vue extérieure de l'aperçu */
.preview-side-toggle {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin: 0 0 10px;
}

.preview-side-btn {
  flex: 0 0 auto;
  padding: 6px 14px;
  border: 1px solid #c9d2da;
  background: #f4f6f8;
  color: #4b5560;
  border-radius: 999px;
  font: inherit;
  font-size: 13px;
  line-height: 1.2;
  cursor: pointer;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}

.preview-side-btn:hover {
  background: #e9eef2;
}

.preview-side-btn.is-active {
  background: #124170;
  border-color: #124170;
  color: #fff;
}

.preview-side-btn:focus-visible {
  outline: 2px solid #124170;
  outline-offset: 2px;
}