.section-logo-img {
    width: 30px;
    height: auto;
    margin-right: 12px;
  }
  
  .line-sticker-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
  }

  .line-sticker-grid img {
    width: 100%;
  }

  .today-section {
    display: flex;
    max-width: 1200px;
    margin: 80px auto;
    gap: 50px;
  }

  .today-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    flex: 1;
  }

  .today-grid img {
    width: 100%;
  }

  .today-info {
    flex: 1;
    padding-top: 20px;
  }

  .features {
    display: flex;
    max-width: 1000px;
    margin: 40px auto;
    gap: 30px;
  }

  .feature-item {
    flex: 1;
  }

  .dot-icon {
    width: 10px;
    height: 10px;
    background: #000;
    border-radius: 50%;
    margin-bottom: 10px;
  }

  .hero-section {
    text-align: center;
    margin-top: 50px;
  }
  
  .category {
    color: #ff6f00;
    font-weight: bold;
    margin-bottom: 5px;
  }
  
  .main-title {
    font-size: 32px;
    font-weight: 700;
  }
  
  .subtitle {
    color: #777;
    font-size: 15px;
    margin-top: 5px;
  }
  
  .main-image-section {
    display: flex;
    justify-content: center;
    margin: 50px 0;
  }
  
  .main-service-img {
    width: 100%;
    max-width: 1000px;
  }
  
  .howto-section {
    max-width: 1100px;
    margin: 80px auto;
    display: flex;
    justify-content: center;
    gap: 80px;
  }
  
  .howto-left {
    flex: 0 0 420px;  
    max-width: 100%;
    margin: 0 auto;
  }
  
  .howto-list {
    margin-top: 20px;
    padding-left: 20px;
  }
  
  .button-row {
    margin-top: 30px;
  }
  
  .app-btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 6px;
    color: white;
    text-decoration: none;
    margin-right: 10px;
    font-size: 14px;
  }
  
  .android {
    background-color: #ff8600;
  }
  
  .ios {
    background-color: #ffb700;
  }

  .web-btn {
    background-color: #ff6200;
  }
  
  .mobile-preview {
    width: 300px;
    border-radius: 16px;
  }
  
  .line-section {
    max-width: 1200px;
    margin: 100px auto;
    display: flex;
    gap: 50px;
  }
  
  .line-left {
    flex: 1;
  }
  
  .line-store-btn {
    background: #ff6f00;
    padding: 10px 18px;
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    margin-top: 10px;
    display: inline-block;
  }
  
  table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 40px;
    font-size: 14px;
  }
  
  th, td {
    border: 1px solid #555;
    padding: 8px;
    text-align: left;
  }
  
  .yellow {
    background-color: #fff9d6; 
    font-weight: bold;
    text-align: center;
  }
  
  .section table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
  
  .privacy {
    margin: 20px auto; 
    font-size: 14px;
    width: fit-content;
    display: flex;
    gap: 10px;
    justify-content: center; 
    align-items: center;
    list-style: none;
  }
  
  .slider-container {
    position: relative;
    width: 350px;     
    flex: 0 0 350px;   
    margin: 0 0 auto;
    overflow: hidden;
    border-radius: 20px;
  }
  
  .slider {
    display: flex;
    transition: transform 0.4s ease;
  }
  
  .slide {
    width: 350px;         
    flex-shrink: 0;
  }
  
  .slide-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    border: none;
    border-radius: 50%;
    padding: 8px 10px;
    cursor: pointer;
  }
  
  .prev {
    left: 10px;
  }
  
  .next {
    right: 10px;
  }
  
  .a {
    text-decoration: none;
    color: inherit;
    outline: none;
  }
  
  .history-title {
    text-align: center;
    font-size: 48px;
    margin: 0;
  }
  
  .history-row {
    display: flex;
    justify-content: center;
    align-items: flex-end;   
    gap: 5px;
    margin-top: 5px;
    margin-bottom: 20px;
  }
  
  .history-row img {
    width: 120px;
    height: auto;
  }
  
  .history-main-emoji {
    width: 55px;
  }

  @media (max-width: 393px) {
    .main-title {
      font-size: 24px;
    }
  
    .today-section,
    .line-section {
      flex-direction: column;
      margin: 40px auto;
      gap: 28px;
      padding: 0 4px;
    }
  
    .today-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  
    .line-sticker-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  
    .features {
      flex-direction: column;
      margin: 30px auto;
      gap: 20px;
    }
  
    .howto-section {
      flex-direction: column;
      margin: 40px auto;
      gap: 32px;
    }
  
    .howto-left {
      flex: 1 1 auto;
    }
  
    .mobile-preview {
      width: 100%;
      max-width: 280px;
    }
  
    .slider-container {
      width: 100%;
      max-width: 280px;
      flex: 0 0 auto;
      margin-left: auto;
      margin-right: auto;
    }

    .slide {
      width: 100%;
      max-width: 100%;
      box-sizing: border-box;
    }
  
    .history-title {
      font-size: 28px;
    }
  
    .history-row {
      flex-wrap: wrap;
    }
  
    .history-row img {
      width: 90px;
    }
  }