/* 기본 스타일 */
:root {
    --primary-color: #00c9bb;
    --primary-light: #bbeae7;
    --primary-dark: #00b0a5;
    --secondary-color: #00c6b3;
    --background-color: #f8f9fa;
    --surface-color: #fff;
    --error-color: #b00020;
    --text-primary: #1e1e1e;
    --text-secondary: #757575;
    --border-color: #e0e0e0;
    --shadow-color: rgb(0 0 0 / 10%);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
  }
  
  /* 메인 컨테이너 */
  .main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg);
  }
  
  /* 히어로 섹션 */
  .hero-section {
    text-align: center;
    padding: var(--spacing-xxl) var(--spacing-lg);
    margin-bottom: var(--spacing-xxl);
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    border-radius: var(--radius-lg);
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
  }
  
  .hero-content p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
  }
  
  /* 가격 섹션 */
  .pricing-section {
    padding: var(--spacing-xl) 0;
  }
  
  .pricing-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
  }
  
  .pricing-card {
    background-color: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 30px var(--shadow-color);
    padding: var(--spacing-xl);
    width: 100%;
    max-width: 400px;
    position: relative;
    transition: transform var(--transition-normal);
  }
  
  .pricing-card:hover {
    transform: translateY(-5px);
  }
  
  .popular-tag {
    position: absolute;
    top: -12px;
    right: 20px;
    background-color: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
  }
  
  .card-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
  }
  
  .card-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
  }
  
  .price {
    display: flex;
    align-items: baseline;
    justify-content: center;
  }
  
  .amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
  }
  
  .currency {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-left: var(--spacing-xs);
  }
  
  .card-features {
    margin-bottom: var(--spacing-xl);
  }
  
  .card-features ul {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  
  .card-features li {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
  }
  
  .check-icon {
    width: 20px;
    height: 20px;
    margin-right: var(--spacing-sm);
    color: var(--primary-color);
  }
  
  .payment-button {
    width: 100%;
    padding: var(--spacing-md);
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--transition-fast);
  }
  
  .payment-button:hover {
    background-color: var(--primary-dark);
  }
  
  /* 정보 섹션 */
  .info-section {
    padding: var(--spacing-xxl) 0;
  }
  
  .info-container {
    display: flex;
    justify-content: center;
  }
  
  .info-card {
    background-color: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 20px var(--shadow-color);
    padding: var(--spacing-xl);
    width: 100%;
    max-width: 800px;
  }
  
  .info-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
  }
  
  .info-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
  }
  
  .info-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
  }
  
  .info-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
  }
  
  .info-item {
    display: flex;
    gap: var(--spacing-lg);
  }
  
  .info-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background-color: #e6fbfa;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .info-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
  }
  
  .info-text h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
  }
  
  .info-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
  }
  
  .refund-images {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
  }
  
  .refund-images img {
    width: 45%;
    max-width: 300px;
    border-radius: var(--radius-md);
    box-shadow: 0 2px 10px var(--shadow-color);
  }
  
  /* FAQ 섹션 */
  .faq-section {
    padding: var(--spacing-xxl) 0;
  }
  
  .faq-container {
    max-width: 800px;
    margin: 0 auto;
  }
  
  .faq-container h2 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
  }
  
  .faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .faq-item {
    background-color: var(--surface-color);
    border-radius: var(--radius-md);
    box-shadow: 0 2px 10px var(--shadow-color);
    overflow: hidden;
  }
  
  .faq-question {
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
  }
  
  .faq-question h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
  }
  
  .arrow-icon {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    transition: transform var(--transition-fast);
  }
  
  .faq-answer {
    padding: 0 var(--spacing-lg);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal), padding var(--transition-normal);
  }
  
  .faq-answer p {
    color: var(--text-secondary);
    margin: 0;
    padding-bottom: var(--spacing-lg);
  }
  
  .faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 var(--spacing-lg) var(--spacing-lg);
  }
  
  .faq-item.active .arrow-icon {
    transform: rotate(180deg);
  }
  
  /* 반응형 스타일 */
  @media (width <= 768px) {
    .hero-content h1 {
      font-size: 2rem;
    }
    
    .hero-content p {
      font-size: 1rem;
    }
    
    .info-item {
      flex-direction: column;
      align-items: center;
      text-align: center;
    }
    
    .refund-images {
      flex-direction: column;
      align-items: center;
    }
    
    .refund-images img {
      width: 80%;
    }
  }
  
  @media (width <= 480px) {
    .hero-content h1 {
      font-size: 1.8rem;
    }
    
    .amount {
      font-size: 2.5rem;
    }
    
    .pricing-card {
      padding: var(--spacing-lg);
    }
    
    .info-card {
      padding: var(--spacing-lg);
    }
  }