<css>
/**
* neero-booking-tunnel.css
* Styles du tunnel de réservation Neero.re — version finale
*/

#neero-tunnel {
  --nt-accent: #01696f;
  --nt-accent-hover: #0c4e54;
  --nt-bg: #f7f6f2;
  --nt-surface: #ffffff;
  --nt-border: rgba(0,0,0,.10);
  --nt-text: #28251d;
  --nt-text-muted: #7a7974;
  --nt-radius: 0.625rem;
  --nt-gap: 0.75rem;
  --nt-ease: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  font-family: inherit;
}

#neero-tunnel {
  padding: 1.5rem 1rem;
  background: var(--nt-bg);
  border-radius: var(--nt-radius);
  max-width: 680px;
  margin: 0 auto;
}

/* Étape */
.neero-step {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--nt-ease), transform var(--nt-ease);
  margin-bottom: 1.25rem;
}
.neero-step.visible {
  opacity: 1;
  transform: none;
}
.neero-step-title {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--nt-text);
  margin-bottom: .625rem;
}

/* Grille */
.neero-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--nt-gap);
}

/* Bouton choix */
.neero-btn {
  background: var(--nt-surface);
  border: 1px solid var(--nt-border);
  border-radius: var(--nt-radius);
  padding: .5rem 1rem;
  font-size: .875rem;
  color: var(--nt-text);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--nt-ease), border-color var(--nt-ease), color var(--nt-ease), box-shadow var(--nt-ease);
}
.neero-btn:hover {
  border-color: var(--nt-accent);
  color: var(--nt-accent);
  box-shadow: 0 2px 8px rgba(1,105,111,.12);
}
.neero-btn.active {
  background: var(--nt-accent);
  border-color: var(--nt-accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(1,105,111,.25);
}
.neero-btn:focus-visible {
  outline: 2px solid var(--nt-accent);
  outline-offset: 3px;
}

/* Carte prix */
.neero-prix-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--nt-surface);
  border: 1px solid var(--nt-border);
  border-radius: var(--nt-radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.neero-prix-info {
  display: flex;
  flex-direction: column;
  gap: .25rem;
}
.neero-prix-modele {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--nt-text);
}
.neero-prix-panne {
  font-size: .8125rem;
  color: var(--nt-text-muted);
}
.neero-prix-montant {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--nt-accent);
  white-space: nowrap;
}

/* CTA */
.neero-cta-btn {
  display: inline-block;
  background: var(--nt-accent);
  color: #fff;
  border: none;
  border-radius: var(--nt-radius);
  padding: .75rem 1.5rem;
  font-size: .9375rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--nt-ease), box-shadow var(--nt-ease);
  margin-bottom: .75rem;
  margin-right: .75rem;
}
.neero-cta-btn:hover {
  background: var(--nt-accent-hover);
  box-shadow: 0 4px 12px rgba(1,105,111,.25);
}
.neero-cta-btn:focus-visible {
  outline: 2px solid var(--nt-accent);
  outline-offset: 3px;
}

/* Reset */
.neero-reset-btn {
  background: none;
  border: 1px solid var(--nt-border);
  border-radius: var(--nt-radius);
  padding: .5rem 1rem;
  font-size: .875rem;
  color: var(--nt-text-muted);
  cursor: pointer;
  transition: border-color var(--nt-ease), color var(--nt-ease);
}
.neero-reset-btn:hover {
  border-color: var(--nt-accent);
  color: var(--nt-accent);
}

/* Loader */
.neero-loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .75rem;
  padding: 2rem;
  color: var(--nt-text-muted);
  font-size: .875rem;
}
.neero-spinner {
  width: 28px;
  height: 28px;
  border: 3px solid rgba(1,105,111,.2);
  border-top-color: var(--nt-accent);
  border-radius: 50%;
  animation: neero-spin .8s linear infinite;
}
@keyframes neero-spin {
  to { transform: rotate(360deg); }
}

/* Erreur */
.neero-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: .75rem;
  padding: 2rem;
  color: var(--nt-text-muted);
}
.neero-error svg {
  color: #a12c7b;
}
.neero-retry-btn {
  background: none;
  border: 1px solid var(--nt-border);
  border-radius: var(--nt-radius);
  padding: .5rem 1.25rem;
  font-size: .875rem;
  color: var(--nt-text-muted);
  cursor: pointer;
  margin-top: .5rem;
  transition: border-color var(--nt-ease), color var(--nt-ease);
}
.neero-retry-btn:hover {
  border-color: var(--nt-accent);
  color: var(--nt-accent);
}

/* Debug masqué côté client */
.neero-debug {
  display: none !important;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .neero-spinner {
    animation: none;
    opacity: .6;
  }
  .neero-step {
    transition: none;
  }
}

/* Mobile */
@media (max-width: 480px) {
  #neero-tunnel {
    padding: 1rem .75rem;
  }
  .neero-grid {
    gap: .5rem;
  }
  .neero-btn {
    flex: 1 1 calc(50% - .25rem);
    text-align: center;
  }
  .neero-prix-card {
    flex-direction: column;
    align-items: flex-start;
  }
  .neero-prix-montant {
    font-size: 1.25rem;
  }
  .neero-cta-btn,
  .neero-reset-btn {
    width: 100%;
    text-align: center;
    margin-right: 0;
  }
}
</css>