* {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      font-family: monospace;
      background: #fff;
      color: #000;
      display: flex;
      flex-direction: column;
      min-height: 100vh;
    }

    header {
      padding: 1em;
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid #eee;
      position: relative;
    }

    .logo {
      font-size: 1.4em;
      font-weight: bold;
    }

    .logo img {
  height: 30px;           /* Adjust as needed */
  max-width: 120px;       /* Prevents it from being too wide */
  object-fit: contain;    /* Ensures it scales properly */
  display: block;
}

    .hamburger {
      font-size: 1.4em;
      background: none;
      border: none;
      cursor: pointer;
      display: block;
    }

    .nav-links {
      display: none;
      flex-direction: column;
      position: absolute;
      top: 100%;
      right: 1em;
      background-color: #f9f9f9;
      border: 1px solid #ccc;
      border-radius: 8px;
      padding: 0.5em 1em;
      z-index: 100;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      width: max-content;
      min-width: 140px;
    }

    .nav-links a {
      text-decoration: none;
      color: #000;
      font-weight: 600;
      font-size: 1em;
      padding: 0.5em 0;
    }

    .main-content {
      text-align: center;
      padding: 20vh 1em;
    }

    .red-text {
      color: red;
    }

    .heading-combined {
      text-align: center;
      line-height: 1.3;
      margin-top: 10px;
      margin-bottom: 2em;
    }

    .heading-combined .line-1 {
      font-size: 2.3em;
      font-weight: bold;
      display: block;
    }

    .heading-combined .line-2 {
      font-size: 1.4em;
      font-weight: normal;
      margin-top: 0.5em;
      display: block;
    }

    .scroll-button {
      margin-top: 2em;
      padding: 0.8em 2em;
      background: #000;
      color: #fff;
      font-size: 1em;
      border: none;
      border-radius: 6px;
      cursor: pointer;
      font-family: monospace;
      transition: background 0.3s ease;
    }

    .scroll-button:hover {
      background: #333;
    }

    .form-section {
      margin-top: 40em;
      margin-bottom: 4em;
      border-radius: 8px;
      padding: 0.5em;
      width: 100%;
    }

    .form-section iframe {
      width: 100%;
      height: 500px;
      border: none;
    }

    footer {
      margin-top: auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 1.5em 1em;
      font-size: 0.9em;
      flex-wrap: wrap;
    }

    .social-icons {
      display: flex;
      gap: 1em;
    }

    .social-icons a {
      color: #000;
      font-size: 1.2em;
    }

    .copyright {
      display: flex;
      align-items: center;
      gap: 0.3em;
    }

    .full-copyright {
      display: none;
    }

    @media (min-width: 600px) {
      .hamburger {
        display: none;
      }

      .nav-links {
        display: flex !important;
        position: static;
        flex-direction: row;
        background: none;
        border: none;
        box-shadow: none;
        padding: 0;
        gap: 2em; /* added spacing between About and Contact */
      }

      header {
        justify-content: space-between;
      }

      .form-section {
        max-width: 90%;
        padding: 1em;
        margin: 40vh auto; /* center form horizontally */
      }

      .copyright span {
        display: none;
      }

      .full-copyright {
        display: block;
      }
    }

    @media (min-width: 1000px) {
      .form-section {
        max-width: 800px;
      }

      .nav-links a {
        font-size: 1.1em;
      }

      .logo {
        font-size: 1.6em;
      }

      .heading-combined .line-1 {
        font-size: 2.8em;
      }

      .heading-combined .line-2 {
        font-size: 1.6em;
      }

      .scroll-button {
        font-size: 1.1em;
      }
    }
    .promo-section {
      margin: 2vh auto;
      padding: 2em;
      max-width: 400px;
      text-align: center;
      border: 1px solid #eee;
      border-radius: 10px;
      box-shadow: 0 0 12px rgba(0,0,0,0.03);
    }

    .promo-section input {
      width: 100%;
      padding: 0.8em;
      font-size: 1em;
      margin-bottom: 1em;
      border: 1px solid #ccc;
      border-radius: 6px;
      font-family: monospace;
    }

    .promo-section button {
      padding: 0.8em 2em;
      background: #000;
      color: #fff;
      font-size: 1em;
      border: none;
      border-radius: 6px;
      cursor: pointer;
      transition: background 0.3s ease;
    }

    .promo-section button:hover {
      background: #333;
    }

    .error-message {
      color: red;
      margin-top: 1em;
      font-size: 0.95em;
      display: none;
    }