.newsletter-text-instructions {
  font-family: var(--font-secondary);
  font-weight: var(--fw-medium);
  font-size: var(--fs-base);
  color: var(--text-dark);
}

.form-newsletter-container {
  background-color: var(--white);
  top: 596px;
  left: 99px;
  max-width: 468px;
  min-width: 320px;
  box-shadow: 0px 3px 6px var(--text-dark);
  border-radius: 36px;
}

/* Button Styles */
.btn-primary {
  background-color: var(--primary-blue);
  border: none;
  font-family: var(--font-secondary);
  font-weight: var(--fw-light);
  font-size: var(--fs-base);
  color: var(--white);
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background-color: var(--primary-blue);
  transform: translateY(-1px);
}

.btn-primary:disabled {
  background-color: var(--text-gray);
  cursor: not-allowed;
  transform: none;
}

.btn-secundary {
  background-color: var(--white);
  border: none;
  font-family: var(--font-secondary);
  font-weight: var(--fw-light);
  font-size: var(--fs-base);
  color: var(--primary-blue);
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
}

.btn-secundary:hover {
  background-color: #dbdbdb;
  font-weight: var(--fw-medium);
}

.btn-secundary:disabled {
  background-color: var(--text-gray);
  cursor: not-allowed;
  transform: none;
}

/* Input Styles */
input[type="email"] {
  font-family: var(--font-secondary);
  font-weight: var(--fw-light);
  font-size: var(--fs-base);
  color: var(--text-dark);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-lg);
  background-color: var(--input-gray);
  border: 1px solid var(--input-gray);
  transition: border-color 0.3s ease;
}

input[type="email"]:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 2px rgba(21, 66, 89, 0.2);
}

input[type="email"].is-invalid {
  border-color: var(--error-red);
}

input[type="email"].is-valid {
  border-color: var(--success-green);
}

/* Loading Spinner */
.loading-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid #ffffff;
  border-top: 2px solid transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Feedback Messages */
.feedback-message {
  margin-top: 10px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  text-align: center;
  display: none;
}

.feedback-message.success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.feedback-message.error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.form-newsletter-container {
  animation: fadeInUp 0.8s ease-out 0.4s both;
}