/* ============================================================================
 * form.css — Circuits Paris Ouest (Story 4.2 + 4.5)
 *
 * Styles du formulaire de devis (#form-devis) et du bloc confirmation
 * (#confirmation) qui le remplace après soumission réussie.
 *
 * Mobile-first, 2 colonnes desktop pour les champs courts.
 * Tokens consommés depuis styles.css (--space-*, --radius-*, --border, etc.).
 * ========================================================================= */

/* ------- Layout 2 colonnes desktop (form / aside Calendly+tel) ------- */
.cta-final__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  margin-top: var(--space-10);
  text-align: left;
}

@media (min-width: 1024px) {
  .cta-final__layout {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: var(--space-16);
    align-items: start;
  }
}

.cta-final__form-col,
.cta-final__aside {
  min-width: 0;
}

/* ------- Form devis ------- */
.form-devis {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

@media (min-width: 1024px) {
  .form-devis {
    padding: var(--space-8);
  }
}

.form-devis__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 640px) {
  .form-devis__row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-devis__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 0;
}

.form-devis__field--full {
  grid-column: 1 / -1;
}

.form-devis__field label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg);
  letter-spacing: 0.01em;
}

.form-devis__field input[type='text'],
.form-devis__field input[type='email'],
.form-devis__field input[type='tel'],
.form-devis__field input[type='number'],
.form-devis__field select,
.form-devis__field textarea {
  width: 100%;
  min-height: 48px;
  padding: var(--space-3) var(--space-4);
  font-size: 1rem;
  font-family: inherit;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  transition:
    border-color 150ms ease,
    box-shadow 150ms ease;
}

.form-devis__field textarea {
  min-height: 120px;
  resize: vertical;
}

.form-devis__field input:focus,
.form-devis__field select:focus,
.form-devis__field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-subtle);
}

/* État erreur — appliqué dynamiquement par form.js (aria-invalid=true) */
.form-devis__field input[aria-invalid='true'],
.form-devis__field select[aria-invalid='true'],
.form-devis__field textarea[aria-invalid='true'] {
  border-color: #b91c1c;
  background: #fef2f2;
}

.form-devis__error {
  font-size: 0.8125rem;
  color: #b91c1c;
  margin: 0;
  min-height: 0;
}

.form-devis__error:empty {
  display: none;
}

/* Consentement RGPD */
.form-devis__consent {
  margin-top: var(--space-2);
}

.form-devis__checkbox {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: 0.875rem;
  color: var(--fg-secondary);
  line-height: 1.5;
  cursor: pointer;
}

.form-devis__checkbox input[type='checkbox'] {
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  flex-shrink: 0;
  accent-color: var(--accent);
}

.form-devis__checkbox a {
  color: var(--accent);
  text-decoration: underline;
}

/* Honeypot — off-screen, jamais visible utilisateur ni lecteur écran */
.form-devis__honeypot {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

/* Submit + spinner */
.form-devis__submit {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  min-height: 52px;
}

.form-devis__submit[aria-busy='true'] {
  cursor: progress;
  opacity: 0.85;
}

.form-devis__spinner {
  width: 18px;
  height: 18px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: form-devis-spin 700ms linear infinite;
}

@keyframes form-devis-spin {
  to {
    transform: rotate(360deg);
  }
}

.form-devis__global-error {
  margin: 0;
  font-size: 0.875rem;
  color: #b91c1c;
  text-align: center;
}

/* ------- Confirmation (Story 4.5) ------- */
.confirmation {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-10) var(--space-6);
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .confirmation {
    padding: var(--space-12) var(--space-10);
  }
}

.confirmation__eyebrow {
  margin-bottom: var(--space-3);
}

.confirmation__title {
  font-family: var(--font-display);
  font-size: var(--text-heading-md, 1.625rem);
  margin: 0 0 var(--space-4);
  color: var(--fg);
}

.confirmation__title:focus {
  outline: none;
}

.confirmation__body {
  color: var(--fg-secondary);
  margin: 0 0 var(--space-6);
  line-height: 1.6;
}

.confirmation__email {
  color: var(--fg);
}

.confirmation__ctas {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: stretch;
  justify-content: center;
}

@media (min-width: 640px) {
  .confirmation__ctas {
    flex-direction: row;
    align-items: center;
  }
}