@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap");

:root {
  --primary-color: #0066ff;
  --secondary-color: #002233;
  --accent-color: #f39c12;
  --accent-color-alt: #e74c3c;
  --light-bg: #f9fafc;
  --dark-text: #333;
  --light-text: #fff;
  --border-radius: 10px;
  --box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  --transition: all 0.3s ease;
}

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

body {
  font-family: "Poppins", sans-serif;
  background-color: var(--light-bg);
  color: var(--dark-text);
}

.signup-section {
  min-height: 90vh;
  width: 100%;
  padding: 50px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: linear-gradient(
    135deg,
    rgba(0, 102, 255, 0.03),
    rgba(0, 34, 51, 0.06)
  );
}

.signup-section h1 {
  font-size: 2.2rem;
  margin-bottom: 16px;
  color: var(--secondary-color);
  text-align: center;
  position: relative;
  padding-bottom: 12px;
  font-weight: 600;
}

.signup-section h1::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 3px;
}

.signup-description {
  max-width: 700px;
  text-align: center;
  margin-bottom: 35px;
  color: #555;
  line-height: 1.6;
  font-size: 0.95rem;
}

.signup-description a:hover {
  text-decoration: underline !important;
}

.account-options {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 30px;
  width: 100%;
  max-width: 1000px;
  perspective: 1000px;
}

.account-card {
  width: 320px;
  background-color: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  position: relative;
  border: 1px solid rgba(0, 0, 0, 0.04);
  transform-style: preserve-3d;
  backface-visibility: hidden;
}

.account-card:hover {
  transform: translateY(-6px) rotateX(2deg);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
}

.account-card.enterprise {
  border-left: 4px solid var(--secondary-color);
}

.account-image {
  height: 180px;
  overflow: hidden;
  position: relative;
}

.account-image::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 30%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.2), transparent);
}

.account-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.account-card:hover .account-image img {
  transform: scale(1.05);
}

.account-info {
  padding: 22px;
}

.account-title {
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--secondary-color);
  position: relative;
  display: inline-block;
}

.account-title::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--primary-color);
  border-radius: 2px;
  transition: width 0.3s ease;
}

.account-card:hover .account-title::after {
  width: 100%;
}

.account-description {
  color: #666;
  margin-bottom: 18px;
  line-height: 1.5;
  font-size: 0.9rem;
}

.account-features {
  margin-bottom: 22px;
  background-color: rgba(0, 102, 255, 0.03);
  padding: 12px 15px;
  border-radius: 8px;
  transition: background-color 0.3s ease;
}

.account-card:hover .account-features {
  background-color: rgba(0, 102, 255, 0.06);
}

.feature-item {
  display: flex;
  align-items: center;
  margin-bottom: 8px;
}

.feature-item:last-child {
  margin-bottom: 0;
}

.feature-item i {
  color: var(--primary-color);
  margin-right: 10px;
  font-size: 0.85rem;
  width: 18px;
  text-align: center;
  transition: transform 0.3s ease;
}

.account-card:hover .feature-item i {
  transform: scale(1.1);
}

.feature-item span {
  font-size: 0.9rem;
}

.account-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 11px 0;
  background-color: var(--primary-color);
  color: var(--light-text);
  text-align: center;
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.account-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: 0.5s;
  z-index: -1;
}

.account-button:hover::before {
  left: 100%;
}

.account-button i {
  margin-right: 8px;
  font-size: 0.9rem;
  transition: transform 0.3s ease;
}

.account-button:hover i {
  transform: rotate(90deg);
}

.account-button:hover {
  background-color: #0055d4;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 102, 255, 0.3);
}

/* Badge pour indiquer le type de compte */
.account-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  padding: 6px 12px;
  background-color: var(--primary-color);
  color: white;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
  z-index: 2;
  letter-spacing: 0.5px;
}

.enterprise-badge {
  background-color: var(--secondary-color);
}

/* Badge "Gratuit" */
.new-tag {
  position: absolute;
  top: 15px;
  left: 15px;
  padding: 5px 10px;
  background-color: var(--accent-color);
  color: white;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
  z-index: 2;
  letter-spacing: 0.5px;
  animation: pulse 2s infinite;
}

/* Responsive design amélioré */
@media screen and (max-width: 768px) {
  .signup-section {
    padding: 40px 15px;
  }

  .signup-section h1 {
    font-size: 1.9rem;
  }

  .signup-description {
    max-width: 90%;
    margin-bottom: 30px;
  }

  .account-options {
    gap: 25px;
    perspective: none;
  }

  .account-card:hover {
    transform: translateY(-6px);
  }
}

@media screen and (max-width: 480px) {
  .signup-section {
    padding: 30px 12px;
    min-height: 85vh;
  }

  .signup-section h1 {
    font-size: 1.7rem;
  }

  .signup-description {
    font-size: 0.9rem;
    margin-bottom: 25px;
  }

  .account-card {
    width: 100%;
    max-width: 300px;
  }

  .account-image {
    height: 160px;
  }

  .account-info {
    padding: 18px;
  }

  .account-title {
    font-size: 1.25rem;
    margin-bottom: 10px;
  }

  .account-description {
    font-size: 0.85rem;
    margin-bottom: 15px;
  }

  .feature-item {
    margin-bottom: 6px;
  }

  .feature-item span {
    font-size: 0.85rem;
  }

  .account-button {
    padding: 10px 0;
    font-size: 0.9rem;
  }

  .account-features {
    padding: 10px;
  }

  .new-tag,
  .account-badge {
    font-size: 0.7rem;
    padding: 4px 8px;
  }
}

/* Animation subtile pour améliorer l'expérience utilisateur */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.account-card {
  animation: fadeIn 0.5s ease-out forwards;
}

.account-options .account-card:nth-child(2) {
  animation-delay: 0.2s;
}

/* Focus styles pour l'accessibilité */
.account-button:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.4);
}

/* Effet de pulsation sur les badges */
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

.account-badge {
  animation: pulse 2s infinite;
}