/* Contact Us Section */
    .contact-section {
      padding: 80px 0;
      background: linear-gradient(145deg, #1c1c1c, #2a2a2a); /* Dark grayscale gradient */
      color: #ffffff;
      min-height: 100vh;
    }

    .contact-title {
      font-size: 3.5rem;
      font-weight: 700;
      color: #ffffff;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
      margin-bottom: 1.5rem;
      font-family: 'Arial Black', sans-serif;
      text-align: center;
    }

    .contact-title .highlight {
      color: #cccccc; /* Light gray for highlight */
    }

    .contact-lead {
      font-size: 1.5rem;
      color: #b0b0b0; /* Medium gray */
      line-height: 1.6;
      max-width: 700px;
      margin: 0 auto 2rem;
      text-align: center;
    }

    .contact-details {
      max-width: 600px;
      margin: 0 auto;
    }

    .contact-details h3 {
      font-size: 1.8rem;
      font-weight: 600;
      color: #ffffff;
      margin-bottom: 1rem;
      text-align: center;
    }

    .contact-details p {
      font-size: 1.2rem;
      color: #b0b0b0;
      margin-bottom: 0.75rem;
      line-height: 1.6;
      text-align: center;
    }

    .contact-details a {
      color: #cccccc; /* Light gray for links */
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .contact-details a:hover {
      color: #999999; /* Darker gray on hover */
      text-decoration: underline;
    }

    .contact-note {
      font-size: 1rem;
      color: #b0b0b0;
      font-style: italic;
      max-width: 600px;
      margin: 1.5rem auto;
      text-align: center;
    }

    .contact-support {
      max-width: 600px;
      margin: 0 auto;
    }

    .contact-support h5 {
      font-size: 1.4rem;
      font-weight: 600;
      color: #ffffff;
      margin-bottom: 1rem;
      text-align: center;
    }

    .contact-support p {
      font-size: 1.1rem;
      color: #b0b0b0;
      margin-bottom: 1.5rem;
      text-align: center;
    }

    .custom-btn {
      background: linear-gradient(45deg, #666666, #999999); /* Grayscale gradient */
      border: none;
      color: #ffffff;
      padding: 12px 30px;
      font-weight: 500;
      font-size: 0.95rem;
      border-radius: 25px;
      transition: all 0.3s ease;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      display: block;
      margin: 0 auto;
    }

    .custom-btn:hover {
      background: linear-gradient(45deg, #555555, #777777); /* Darker grayscale gradient */
      transform: translateY(-2px);
      box-shadow: 0 8px 16px rgba(0, 0, 0, 0.6);
      color: #ffffff;
      text-decoration: none;
    }

    .contact-image {
      max-width: 100%;
      height: auto;
      border-radius: 15px;
      border: 2px solid #666666; /* Gray border */
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
      transition: transform 0.3s ease;
      margin: 2rem auto 0;
      display: block;
    }

    .contact-image:hover {
      transform: scale(1.05);
    }

    .placeholder-image {
      width: 100%;
      max-width: 600px;
      height: 300px;
      background: #333333; /* Dark gray background */
      display: flex;
      align-items: center;
      justify-content: center;
      color: #b0b0b0;
      font-size: 3rem;
      border-radius: 15px;
      border: 2px solid #666666;
      margin: 2rem auto 0;
    }

    /* Animations */
    .fade-in {
      opacity: 0;
      transform: translateY(20px);
      animation: fadeIn 0.8s ease forwards;
    }

    @keyframes fadeIn {
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    /* Validation error styles */
    .is-invalid {
      border-color: #999999 !important; /* Gray for error borders */
    }

    .invalid-feedback {
      display: none;
      color: #999999;
      font-size: 0.875rem;
      margin-top: 0.25rem;
      text-align: left;
    }

    .is-invalid ~ .invalid-feedback {
      display: block;
    }

    /* Ensure proper z-index for modal and backdrop */
    .modal-backdrop {
      z-index: 1040 !important;
    }
    .modal {
      z-index: 1050 !important;
    }

    /* Responsive adjustments */
    @media (max-width: 992px) {
      .contact-section {
        padding: 60px 0;
      }

      .contact-title {
        font-size: 3rem;
      }

      .contact-lead {
        font-size: 1.25rem;
      }

      .contact-details h3 {
        font-size: 1.5rem;
      }

      .contact-details p {
        font-size: 1.1rem;
      }
    }

    @media (max-width: 768px) {
      .contact-section {
        padding: 40px 0;
      }

      .contact-title {
        font-size: 2.5rem;
      }

      .contact-lead {
        font-size: 1.1rem;
      }

      .contact-details h3 {
        font-size: 1.3rem;
      }

      .contact-details p {
        font-size: 1rem;
      }

      .contact-support h5 {
        font-size: 1.2rem;
      }

      .contact-support p {
        font-size: 1rem;
      }

      .custom-btn {
        padding: 10px 25px;
        font-size: 0.9rem;
      }

      .placeholder-image {
        height: 250px;
      }
    }

    @media (max-width: 576px) {
      .contact-title {
        font-size: 2rem;
      }

      .contact-lead {
        font-size: 1rem;
      }

      .contact-note {
        font-size: 0.9rem;
      }

      .contact-image,
      .placeholder-image {
        max-width: 100%;
        height: 200px;
      }
    }