body, html {
      height: 100%;
      margin: 0;
      font-family: "Poppins", sans-serif;
    }

    /* Navbar */
    .navbar {
      box-shadow: 0 2px 10px rgba(0,0,0,0.1);
      font-weight: 500;
    }

    .navbar-nav .nav-link {
      margin: 0 8px;
      transition: color 0.3s ease;
    }

    .navbar-nav .nav-link:hover {
      background: lightgreen;
      border-radius: 20px;
    }

    .navbar-nav .nav-link.active {
      font-weight: bold;
      color: black !important;
    }

    @media (min-width: 992px) {
      .navbar .dropdown:hover .dropdown-menu {
        display: block;
        margin-top: 0;
      }
    }

    /* ✅ Center toggler menu on mobile */
    @media (max-width: 991px) {
      .navbar-collapse {
        text-align: center;
      }
      .navbar-nav {
        display: flex;
        flex-direction: column;
        gap: 10px;
      }
    }

    /* Background */
    .contact-bg {
      background: url('https://images.unsplash.com/photo-1522202176988-66273c2fd55f?fit=crop&w=1920&q=80') no-repeat center center/cover;
      position: relative;
      height: 85vh;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .contact-bg::after {
      content: "";
      position: absolute;
      top: 0; left: 0;
      width: 100%; height: 100%;
      background: rgba(0,0,0,0.5);
    }

    /* Glassmorphism Card */
    .contact-card {
      position: relative;
      z-index: 1;
      background: rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(15px);
      border-radius: 20px;
      padding: 40px;
      max-width: 500px;
      width: 90%;
      color: white;
      box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    }

    .contact-card h2 {
      text-align: center;
      margin-bottom: 20px;
      font-weight: 600;
    }

    .form-control {
      background: transparent;
      border: none;
      border-bottom: 2px solid rgba(255,255,255,0.5);
      border-radius: 0;
      color: white;
      height: 5vh;
    }

    .form-control:focus {
      box-shadow: none;
      border-color: #ffd700;
    }

    label {
      font-size: 14px;
      margin-bottom: 5px;
      color: #f0f0f0;
    }

    .btn-custom {
      background: #ffd700;
      color: #000;
      font-weight: 600;
      border-radius: 30px;
      padding: 10px 20px;
      transition: all 0.3s ease;
    }

    .btn-custom:hover {
      background: #ffc107;
      transform: scale(1.05);
    }

    /* Footer */
    .footer-bottom {
      background: #1abc9c;
      padding: 12px 20px;
      text-align: center;
      font-size: 18px;
      color: #fff;
    }

    /* ✅ Mobile view: center Book A Demo form */
    @media (max-width: 576px) {
      .contact-bg {
        height: 100vh;
        display: flex;
        justify-content: center;
        align-items: center;
        padding: 15px;
      }
      .contact-card {
        margin: 0 auto;
        text-align: center;
        width: 100%;
        max-width: 400px;
        padding: 20px;
      }
    }