body {
      margin: 0;
      font-family: 'Helvetica Neue', sans-serif;
      background-color: #ffffff;
      color: #333;
      font-size: 20px;
    }

    .top-bar {
      background: #f5f5f5;
      padding: 15px 40px;
      text-align: right;
      font-size: 18px;
      color: #666;
      border-bottom: 1px solid #ddd;
    }

    nav {
      background: #000;
      padding: 25px 40px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-radius: 0 0 25px 25px;
    }

    .logo {
      color: #fff;
      font-size: 28px;
      font-weight: bold;
      margin-right: auto;
    }

    .nav-links a {
      color: #fff;
      text-decoration: none;
      margin-left: 40px;
      font-weight: 500;
      font-size: 20px;
      transition: color 0.3s ease;
    }

    .nav-links a:hover {
      color: #bbb;
    }

    section {
      padding: 80px 40px;
      max-width: 1000px;
      margin: auto;
      border-radius: 25px;
      background: #f9f9f9;
      margin-top: 30px;
    }

    h2 {
      border-bottom: 2px solid #ccc;
      padding-bottom: 12px;
      color: #111;
      font-size: 26px;
    }

    footer {
      background: #f0f0f0;
      padding: 50px 30px;
      text-align: center;
      color: #555;
      font-size: 18px;
      border-top: 1px solid #ddd;
      border-radius: 25px 25px 0 0;
    }

    .footer-contact {
      margin-top: 20px;
      line-height: 1.8;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 10px;
    }

    .contact-item {
      display: flex;
      align-items: center;
      gap: 10px;
      cursor: pointer;
    }

    .contact-icon {
      width: 20px;
      height: 20px;
      background: #ccc;
      border-radius: 50%;
      display: inline-block;
      text-align: center;
      line-height: 20px;
      font-weight: bold;
      font-size: 14px;
    }

    .hidden {
      display: none;
    }