/* ===========================================
   PromptoDYS — Formulaire de contact
   Palette : bleu pétrole extraite du logo
   Layout : colonne unique, mobile-first
   =========================================== */

/* --- Variables couleurs --- */
:root {
  --color-primary-dark: #1B3A4B;
  --color-primary: #2D5F73;
  --color-primary-light: #3A7D95;
  --color-cream: #F0EDE4;
  --color-bg: #F5F7FA;
  --color-white: #FFFFFF;
  --color-success: #27AE60;
  --color-error: #E74C3C;
  --color-gray-light: #E0E4E8;
  --color-gray-text: #6B7B8D;
  --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* --- Reset & base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-primary-dark);
  line-height: 1.6;
  min-height: 100vh;
}

/* --- En-tête --- */
.header {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1rem 1rem;
  background-color: var(--color-bg);
}

.header__logo {
  width: 180px;
  height: auto;
  margin-bottom: 0.75rem;
}

.header__link {
  display: inline-block;
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  background-color: var(--color-primary);
  padding: 0.55rem 1.5rem;
  border-radius: 50px;
  transition: background-color 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(27, 58, 75, 0.15);
}

.header__link:hover,
.header__link:focus {
  background-color: var(--color-primary-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(27, 58, 75, 0.25);
}

/* --- Conteneur formulaire (carte blanche) --- */
.form-container {
  max-width: 560px;
  margin: 1.5rem auto 3rem;
  background-color: var(--color-white);
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(27, 58, 75, 0.08);
  padding: 2rem 1.5rem;
}

/* --- Groupe de champ --- */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group--submit {
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

/* --- Labels --- */
.form-label {
  display: block;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.required {
  color: var(--color-error);
  margin-left: 2px;
}

/* --- Inputs texte & email & tel & url --- */
.form-input {
  width: 100%;
  padding: 0.7rem 0.9rem;
  font-size: 0.95rem;
  font-family: var(--font-family);
  color: var(--color-primary-dark);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-light);
  border-radius: 8px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input::placeholder {
  color: var(--color-gray-text);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(45, 95, 115, 0.15);
}

/* Input en erreur */
.form-input--error {
  border-color: var(--color-error);
}

.form-input--error:focus {
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15);
}

/* --- Textareas --- */
.form-textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  font-size: 0.95rem;
  font-family: var(--font-family);
  color: var(--color-primary-dark);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-light);
  border-radius: 8px;
  resize: vertical;
  min-height: 70px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(45, 95, 115, 0.15);
}

/* --- Boutons toggle Yes/No --- */
.toggle-group {
  display: flex;
  gap: 0;
}

.toggle-btn {
  flex: 1;
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-family);
  cursor: pointer;
  border: 1px solid var(--color-gray-light);
  background-color: var(--color-white);
  color: var(--color-gray-text);
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

/* Coins arrondis : gauche pour YES, droite pour NO */
.toggle-btn:first-child {
  border-radius: 8px 0 0 8px;
  border-right: none;
}

.toggle-btn:last-child {
  border-radius: 0 8px 8px 0;
}

.toggle-btn:hover {
  background-color: var(--color-bg);
}

/* État actif : YES sélectionné */
.toggle-btn--active[data-value="yes"] {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* État actif : NO sélectionné */
.toggle-btn--active[data-value="no"] {
  background-color: var(--color-gray-text);
  color: var(--color-white);
  border-color: var(--color-gray-text);
}

/* --- Message d'erreur inline --- */
.form-error {
  display: block;
  font-size: 0.82rem;
  color: var(--color-error);
  margin-top: 0.35rem;
}

/* Respecter l'attribut hidden malgré le display:block */
.form-error[hidden] {
  display: none;
}

/* --- Bouton Envoyer --- */
.submit-btn {
  width: 100%;
  padding: 0.85rem;
  font-size: 1.05rem;
  font-weight: 600;
  font-family: var(--font-family);
  color: var(--color-white);
  background-color: var(--color-primary);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.1s;
}

.submit-btn:hover {
  background-color: var(--color-primary-light);
}

.submit-btn:active {
  transform: scale(0.98);
}

.submit-btn:disabled {
  background-color: var(--color-gray-light);
  color: var(--color-gray-text);
  cursor: not-allowed;
}

/* --- Indicateur de progression --- */
.progress-indicator {
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-gray-text);
  margin-top: 0.75rem;
}

/* --- Message de confirmation --- */
.confirmation-message {
  text-align: center;
  padding: 2rem 1rem;
}

.confirmation-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  background-color: var(--color-success);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: bold;
}

.confirmation-message h2 {
  color: var(--color-primary-dark);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.confirmation-message p {
  color: var(--color-gray-text);
  font-size: 0.95rem;
}

/* --- Responsive : ajustements tablette/desktop --- */
@media (min-width: 640px) {
  .form-container {
    padding: 2.5rem 2rem;
  }

  .header__logo {
    width: 220px;
  }
}