:root {
  --bg-page: #f2f4f7;
  --bg-card: #ffffff;
  --primary: #0056b3;
  --accent: #007bff;
  --text: #333333;
  --text-light: #ffffff;
  --border: #d1d5db;
  --radius: 6px;
  --spacing: 1rem;
  --field-height: 44px;
  --bg-container: rgb(86, 230, 16);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Roboto', sans-serif;
  background: var(--bg-page);
  color: var(--text);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

.form-container {
  width: 100%;
  max-width: 600px;
}

.form-container {
  min-height: 100vh;
  background: rgb(86, 230, 16);
  border-radius: 12px;
  background-size: cover;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

.form-card {
  background: rgba(255, 255, 255, 0.95); /* quasi blanc semi-transparent */
  border-radius: var(--radius);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  padding: calc(var(--spacing)*2);
  max-width: 720px;
  width: 100%;
}

.form-card h1 {
  text-align: center;
  margin-bottom: calc(var(--spacing)*1.5);
  font-size: 1.75rem;
  color: var(--primary);
  font-weight: 500;
}

#message-container {
  text-align: center;
  margin-bottom: var(--spacing);
}

.alert {
  display: inline-block;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  background: #fdecea;
  color: #a71d2a;
  font-weight: 500;
  margin-bottom: var(--spacing);
}

.terms-error {
  
  color: #a71d2a;
}

/* Grille 2 colonnes */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing);
}

@media (max-width: 480px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}

/* Champs uniformes */
.form-group {
  display: flex;
  flex-direction: column;
}

.form-control,
select,
.select2-selection--single {
  width: 100%;
  height: var(--field-height);
  padding: 0 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  background: #fafafa;
  transition: border-color 0.3s;
}

.form-control:focus,
select:focus,
.select2-selection--single:focus {
  outline: none;
  border-color: var(--accent);
}

/* Champs avec erreur */
.form-group.has-error .form-control {
  border-color: #dc3545;
  background-color: #fff5f5;
}

.form-group .errorlist {
  margin-top: 0.25rem;
  list-style: none;
  padding-left: 0;
  font-size: 0.85rem;
  color: red;
}

.form-group .errorlist li::before {
  content: "❌ ";
  margin-right: 4px;
}

/* Champs invalides */
input.is-invalid,
select.is-invalid,
textarea.is-invalid {
  border-color: #dc3545;
  background-color: #fff5f5;
}

input.is-invalid:focus,
select.is-invalid:focus,
textarea.is-invalid:focus {
  border-color: #dc3545;
  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

/* Message d'erreur */
.invalid-feedback {
  display: block;
  font-size: 0.875rem;
  color: #dc3545;
  margin-top: 0.25rem;
}


/* Pays + téléphone */
.country-phone {
  display: flex;
  gap: 0.5rem;
}

.country-phone .select2-container {
  flex: 1;
}

.country-phone .form-control {
  flex: 1;
}

.feedback {
  font-size: 0.85rem;
  margin-top: 0.25rem;
  color: var(--accent);
}

/* Footer */
.form-footer {
  margin-top: calc(var(--spacing)*1.5);
  display: flex;
  flex-direction: column;
  gap: var(--spacing);
}

.form-check-inline {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.form-check-inline input {
  margin: 0;
}

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

button[type="submit"] {
  padding: 0.85rem;
  background: var(--primary);
  color: var(--text-light);
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.3s;
}

button[type="submit"]:hover {
  background: var(--accent);
}

button:disabled {
  background: #ccc;
  cursor: not-allowed;
}

/* Lien bas de formulaire */
.form-footer .link-login {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.95rem;
}

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

/* Modal */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  justify-content: center;
  align-items: center;
  padding: var(--spacing);
  z-index: 1000;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--bg-card);
  color: var(--text);
  max-width: 500px;
  width: 100%;
  padding: calc(var(--spacing)*1.5);
  border-radius: var(--radius);
  position: relative;
  max-height: 80vh;
  overflow-y: auto;
}

.modal-content h2 {
  margin-bottom: var(--spacing);
  color: var(--primary);
  font-size: 1.25rem;
}

.modal-content .close {
  position: absolute;
  top: 0.75rem;
  right: 1rem;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text);
}

/* Select2 override */
.select2-container {
  width: 100% !important;
}

.select2-selection--single {
  display: flex !important;
  align-items: center;
  padding: 0 1rem !important;
  border-radius: var(--radius) !important;
  border: 1px solid var(--border) !important;
  height: var(--field-height) !important;
}

.select2-selection__rendered {
  color: var(--text);
}

.select2-results__option--highlighted {
  background: #e1f0ff;
  color: var(--text);
}

/* Responsive */
@media (max-width: 768px) {
  body {
    padding: 1rem;
  }

  .form-container {
    max-width: 100%;
    margin: auto;
  }

  .form-card {
    padding: calc(var(--spacing) * 1.5);
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: calc(var(--spacing) * 0.75);
  }

  h1 {
    font-size: 1.5rem;
  }

  input,
  select,
  .select2-selection--single,
  button {
    font-size: 0.9rem;
    padding: 0.6rem 0.8rem;
  }

  .country-phone {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .form-card {
    padding: var(--spacing);
  }

  h1 {
    font-size: 1.3rem;
  }

  #message-container .alert {
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
  }

  .form-check-inline {
    justify-content: flex-start;
  }

  .modal-content {
    width: 100%;
    padding: var(--spacing);
  }

  button[type="submit"] {
    font-size: 0.9rem;
    padding: 0.6rem;
  }
}

@media (min-width: 1200px) {
  .form-container {
    max-width: 700px;
  }

  .form-card {
    padding: calc(var(--spacing) * 2.5);
  }
}