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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

#app {
  width: 100%;
  position: relative;
}

.container {
  max-width: 520px;
  margin: 0 auto;
  width: 100%;
}

.page {
  display: none;
  animation: fadeIn 0.3s ease-in-out;
}

.page.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth-card {
  background: white;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  padding: 48px 40px;
  transition: transform 0.3s ease;
}

.auth-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.12);
}

.logo-container {
  text-align: center;
  margin-bottom: 24px;
}

.logo {
  display: inline-block;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05) rotate(5deg);
}

.title {
  font-size: 28px;
  font-weight: 600;
  text-align: center;
  color: #16A34A;
  margin-bottom: 12px;
}

.subtitle {
  font-size: 15px;
  text-align: center;
  color: #6B7280;
  margin-bottom: 32px;
  line-height: 1.5;
}

.demo-accounts {
  background: #F0FDF4;
  border: 1.5px solid #BBF7D0;
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 32px;
}

.demo-title {
  font-size: 14px;
  font-weight: 600;
  color: #16A34A;
  margin-bottom: 12px;
}

.demo-buttons {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.demo-buttons:last-child {
  margin-bottom: 0;
}

.demo-btn {
  padding: 6px 16px;
  border-radius: 6px;
  border: none;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.admin-btn {
  background: #16A34A;
  color: white;
}

.admin-btn:hover {
  background: #15803D;
  transform: translateY(-1px);
}

.visitor-btn {
  background: white;
  color: #16A34A;
  border: 1.5px solid #16A34A;
}

.visitor-btn:hover {
  background: #F0FDF4;
  transform: translateY(-1px);
}

.demo-credentials {
  font-size: 14px;
  color: #6B7280;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 14px;
  font-weight: 600;
  color: #374151;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 14px;
  color: #9CA3AF;
  pointer-events: none;
  z-index: 1;
}

.input-wrapper input {
  width: 100%;
  padding: 12px 14px 12px 44px;
  border: 1.5px solid #E5E7EB;
  border-radius: 8px;
  font-size: 15px;
  color: #1F2937;
  background: #F9FAFB;
  transition: all 0.2s ease;
}

.input-wrapper input:focus {
  outline: none;
  border-color: #16A34A;
  background: white;
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1);
}

.input-wrapper input::placeholder {
  color: #9CA3AF;
}

.toggle-password {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  color: #9CA3AF;
  transition: color 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.toggle-password:hover {
  color: #16A34A;
}

.toggle-password:focus {
  outline: none;
}

.btn {
  padding: 14px 24px;
  border-radius: 8px;
  border: none;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 8px;
}

.btn-primary {
  background: #16A34A;
  color: white;
}

.btn-primary:hover {
  background: #15803D;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(22, 163, 74, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: white;
  color: #374151;
  border: 1.5px solid #E5E7EB;
}

.btn-secondary:hover {
  background: #F9FAFB;
  border-color: #16A34A;
  color: #16A34A;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.btn-secondary:active {
  transform: translateY(0);
}

.switch-page {
  text-align: center;
  font-size: 14px;
  color: #6B7280;
  margin-top: 12px;
}

.switch-page a {
  color: #16A34A;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.switch-page a:hover {
  color: #15803D;
  text-decoration: underline;
}

.help-button {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #1F2937;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
  z-index: 1000;
}

.help-button:hover {
  background: #111827;
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.help-button:active {
  transform: scale(1.05);
}

@media (max-width: 640px) {
  body {
    padding: 16px;
  }

  .auth-card {
    padding: 32px 24px;
  }

  .title {
    font-size: 24px;
  }

  .subtitle {
    font-size: 14px;
  }

  .demo-accounts {
    padding: 16px;
  }

  .demo-buttons {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .help-button {
    bottom: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
  }

  .help-button svg {
    width: 20px;
    height: 20px;
  }
}

@media (max-width: 400px) {
  .auth-card {
    padding: 24px 20px;
  }

  .title {
    font-size: 22px;
  }

  .btn {
    padding: 12px 20px;
    font-size: 14px;
  }

  .input-wrapper input {
    font-size: 14px;
    padding: 11px 12px 11px 40px;
  }
}

@media (min-width: 641px) and (max-width: 1024px) {
  .container {
    max-width: 480px;
  }
}

@media (min-width: 1025px) {
  .container {
    max-width: 520px;
  }

  .auth-card {
    padding: 56px 48px;
  }
}

.error-message {
  background: #FEE2E2;
  border: 1.5px solid #FCA5A5;
  color: #DC2626;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
  display: none;
  animation: slideDown 0.3s ease;
}

.error-message.show {
  display: block;
}

.success-message {
  background: #D1FAE5;
  border: 1.5px solid #86EFAC;
  color: #16A34A;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
  display: none;
  animation: slideDown 0.3s ease;
}

.success-message.show {
  display: block;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

.input-wrapper input:disabled {
  background: #F3F4F6;
  cursor: not-allowed;
}

#connexion{
  text-decoration:none;
  color:white;
}

.error-message {
    color: red;
    font-weight: bold;
    margin-bottom: 15px;
}