/* Newsletter Container */
.newsletter-container {
    --primary-color: #6200ea;
    --secondary-color: #3700b3;
    --success-color: #00c853;
    --error-color: #d50000;
    --white: #ffffff;
    --gray: #f5f5f5;
    
    max-width: 480px;
    margin: 40px auto;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
  }
  
  .form-title {
    color: var(--white);
    text-align: center;
    margin-bottom: 25px;
    font-size: 1.5rem;
    letter-spacing: 1px;
  }
  
  .input-group {
    position: relative;
  }
  
  .email-input {
    width: 100%;
    padding: 15px 20px;
    margin: 8px 0;
    border: none;
    border-radius: 25px;
    background: var(--gray);
    font-size: 16px;
    transition: all 0.3s ease;
  }
  
  .email-input:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--white), 0 0 0 4px var(--primary-color);
  }
  
  .submit-btn {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    background: var(--secondary-color);
    border: none;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  }
  
  .submit-btn:hover {
    background: var(--primary-color);
  }
  
  .btn-icon {
    width: 24px;
    height: 24px;
    fill: var(--white);
    transition: transform 0.3s ease;
  }
  
  .submit-btn:hover .btn-icon {
    transform: translateX(2px);
  }
  
  .response-message {
    margin-top: 15px;
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
    text-align: center;
    opacity: 0;
    transition: all 0.3s ease;
  }
  
  .loader {
    display: none;
    margin-top: 20px;
    width: 48px;
    height: 48px;
    border: 5px solid var(--white);
    border-bottom-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
  }
  
  @keyframes spin {
    to { transform: rotate(360deg); }
  }
  
  /* Status-specific styles */
  .success {
    background: var(--success-color);
    color: var(--white);
  }
  
  .error {
    background: var(--error-color);
    color: var(--white);
  }