/*--------------------------------------------------------------
# Page d'inscription abonnement — styles dédiés
# Réutilise les tokens de main.css (--thm-base, --thm-primary,
# --thm-black, --thm-color, --thm-font) pour rester visuellement
# cohérent avec le reste du site.
---------------------------------------------------------------*/

.signup-page {
  background-color: #eff2f6;
  padding: 150px 0 100px;
}

@media (max-width: 991px) {
  .signup-page {
    padding: 130px 0 70px;
  }
}

@media (max-width: 575px) {
  .signup-page {
    padding: 120px 0 60px;
  }
}

.signup-page__container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 15px;
}

.signup-page__head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 40px;
}

.signup-page__head h1 {
  color: var(--thm-black);
  font-size: 38px;
  font-weight: 700;
  margin: 0 0 14px;
}

@media (max-width: 575px) {
  .signup-page__head h1 {
    font-size: 28px;
  }
}

.signup-page__head p {
  color: var(--thm-color);
  font-size: 17px;
  line-height: 1.6;
  margin: 0;
}

/* Bloc "Formule sélectionnée" */
.signup-page__plan {
  scroll-margin-top: 130px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  background-color: #fff;
  border: 1px solid #dce4ed;
  border-radius: 8px;
  box-shadow: 0px 10px 60px 0px rgba(0, 0, 0, 0.06);
  padding: 24px 30px;
  margin-bottom: 30px;
}

.signup-page__plan--empty {
  background-color: #f3f9fd;
  border-color: var(--thm-base);
}

.signup-page__plan-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--thm-base);
  margin-bottom: 6px;
}

.signup-page__plan-name {
  color: var(--thm-black);
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 4px;
}

.signup-page__plan-price {
  color: var(--thm-color);
  font-size: 15px;
  margin: 0;
}

.signup-page__plan-empty-text {
  color: var(--thm-color);
  font-size: 15px;
  margin: 0;
  max-width: 480px;
}

.signup-page__plan-change {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--thm-base);
  font-size: 14px;
  font-weight: 600;
  border: 1px solid var(--thm-base);
  border-radius: 4px;
  padding: 10px 18px;
  transition: 300ms;
  white-space: nowrap;
}

.signup-page__plan-change:hover {
  background-color: var(--thm-base);
  color: #fff;
}

/* Carte du formulaire */
.signup-form__card {
  background-color: #fff;
  border: 1px solid #dce4ed;
  border-radius: 8px;
  box-shadow: 0px 10px 60px 0px rgba(0, 0, 0, 0.06);
  padding: 45px;
}

@media (max-width: 575px) {
  .signup-form__card {
    padding: 26px 20px;
  }
}

.signup-form__section {
  border: none;
  padding: 0;
  margin: 0 0 44px;
}

.signup-form__section:last-of-type {
  margin-bottom: 8px;
}

.signup-form__section legend {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--thm-black);
  font-size: 19px;
  font-weight: 700;
  padding: 0 0 22px;
  margin-bottom: 22px;
  width: 100%;
  border-bottom: 1px solid #e6eaef;
}

.signup-form__section-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  background-color: var(--thm-base);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
}

.signup-form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px 24px;
}

@media (max-width: 767px) {
  .signup-form__grid {
    grid-template-columns: 1fr;
  }
}

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

.form-field {
  display: flex;
  flex-direction: column;
  scroll-margin-top: 130px;
}

.form-field label {
  color: var(--thm-black);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
}

.form-field label .optional {
  color: var(--thm-color);
  font-weight: 400;
}

.form-field input[type="text"],
.form-field input[type="email"],
.form-field input[type="tel"],
.form-field input[type="url"],
.form-field select {
  width: 100%;
  height: 50px;
  padding: 0 16px;
  border: 1px solid #dce4ed;
  border-radius: 4px;
  background-color: #f9fafc;
  color: var(--thm-black);
  font-family: var(--thm-font);
  font-size: 15px;
  transition: 300ms;
}

.form-field select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23555c63' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-field input:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--thm-base);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(var(--thm-base-rgb), 0.15);
}

.form-field--invalid input,
.form-field--invalid select {
  border-color: #e35555;
  background-color: #fdf4f4;
}

.form-field__error {
  display: none;
  color: #e35555;
  font-size: 13px;
  margin-top: 6px;
}

.form-field--invalid .form-field__error {
  display: block;
}

.form-field__help {
  color: var(--thm-color);
  font-size: 13.5px;
  line-height: 1.6;
  margin: 16px 0 0;
}

.signup-form__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
  margin-top: 40px;
}

.signup-form__submit {
  border: none;
  cursor: pointer;
  min-width: 260px;
}

.signup-form__back {
  color: var(--thm-color);
  font-size: 14px;
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.signup-form__back:hover {
  color: var(--thm-base);
}

.signup-form__notice {
  display: none;
  align-items: flex-start;
  gap: 12px;
  background-color: #f3f9fd;
  border: 1px solid var(--thm-base);
  border-radius: 8px;
  padding: 18px 22px;
  margin-top: 24px;
  color: var(--thm-black);
  font-size: 14.5px;
  line-height: 1.6;
}

.signup-form__notice.is-visible {
  display: flex;
}

.signup-form__notice i {
  color: var(--thm-base);
  font-size: 18px;
  margin-top: 2px;
}