.chubont-social-page {
      font-family: Arial, sans-serif;
      color: #1f2933;
      background: #f5f8fb;
      padding: 0;
    }

    .chubont-social-hero {
      background: #17324d;
      color: #fff;
      padding: 70px 20px 58px;
      text-align: center;
    }

    .chubont-social-hero h1 {
      margin: 0 0 18px;
      font-size: 42px;
      line-height: 1.18;
      font-weight: 700;
    }

    .chubont-social-hero p {
      max-width: 900px;
      margin: 0 auto;
      font-size: 18px;
      line-height: 1.7;
      color: #dceaf7;
    }

    .chubont-social-wrap {
      max-width: 1180px;
      margin: 0 auto;
      padding: 52px 20px 66px;
    }

    .chubont-social-intro {
      max-width: 920px;
      margin: 0 auto 34px;
      text-align: center;
      font-size: 17px;
      line-height: 1.75;
      color: #4b5563;
    }

    .chubont-social-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 18px;
    }

    .chubont-social-card {
      display: grid;
      grid-template-columns: 48px minmax(0, 1fr);
      align-items: center;
      gap: 18px;
      min-height: 118px;
      padding: 22px 20px;
      background: #fff;
      border: 1px solid #d8e2ec;
      border-radius: 8px;
      text-decoration: none;
      color: #17324d;
      box-sizing: border-box;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .chubont-social-card:hover {
      transform: translateY(-3px);
      border-color: #2f75b5;
      box-shadow: 0 10px 24px rgba(23, 50, 77, .12);
    }

    .chubont-social-icon {
      width: 48px;
      height: 48px;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
      flex: 0 0 48px;
    }

    .chubont-social-icon img {
      display: block;
      width: 42px;
      height: 42px;
      object-fit: contain;
      border: 0;
    }

    .chubont-social-text {
      min-width: 0;
    }

    .chubont-social-text strong {
      display: block;
      margin: 0 0 7px;
      font-size: 18px;
      line-height: 1.25;
      color: #17324d;
    }

    .chubont-social-text span {
      display: block;
      font-size: 14px;
      line-height: 1.45;
      color: #5b6673;
    }

    .chubont-social-cta {
      margin-top: 42px;
      padding: 30px;
      background: #17324d;
      color: #fff;
      border-radius: 8px;
    }

    .chubont-social-cta h2 {
      margin: 0 0 8px;
      font-size: 26px;
      line-height: 1.25;
    }

    .chubont-social-cta p {
      margin: 0;
      color: #dceaf7;
      font-size: 16px;
      line-height: 1.6;
    }

    @media (max-width: 980px) {
      .chubont-social-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .chubont-social-hero h1 {
        font-size: 34px;
      }
    }

    @media (max-width: 640px) {
      .chubont-social-hero {
        padding: 52px 18px 44px;
      }

      .chubont-social-hero h1 {
        font-size: 28px;
      }

      .chubont-social-grid {
        grid-template-columns: 1fr;
      }

      .chubont-social-card {
        min-height: 104px;
      }
    }