* {
      margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', sans-serif;
    }
    body {
      background: #0b1120;
      color: white;
      overflow-x: hidden;
    }
    nav {
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 1rem 1.2rem;
      background: rgba(11, 17, 32, 0.6);
      backdrop-filter: blur(10px);
      position: fixed;
      top: 0;
      z-index: 100;
      border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    .logo img {
      height: 60px;
    }
    .nav-links {
      display: flex;
      gap: 1rem;
      list-style: none;
      margin: 0;
    }
    .nav-links li a {
      color: white;
      text-decoration: none;
      font-size: 1rem;
      font-weight: 500;
    }
    
    .btn {
      background: #9fef00;
      color: #000;
      padding: 0.5rem 1rem;
      font-weight: bold;
      border-radius: 5px;
      border: none;
      cursor: pointer;
      text-decoration: none;
    }

    header {
      padding: 6rem 1.5rem 2rem;
      text-align: center;
      position: relative;
      z-index: 2;
    }
    header h1 {
      font-size: 3rem;
      font-weight: 800;
      color: #9fef00;
      margin-bottom: 1rem;
    }

    .courses-section {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 1.5rem;
      padding: 2rem 1rem;
      max-width: 1200px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }
    .course-card {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 10px;
      padding: 1rem;
      text-align: center;
      transition: transform 0.3s ease;
    }
    .course-card:hover {
      transform: translateY(-5px);
    }
    .course-card img {
      width: 100%;
      max-height: 250px;
      object-fit: cover;
      border-radius: 4px;
      margin-bottom: 1rem;
    }
    .course-card h3 {
      font-size: 1.2rem;
      margin-bottom: 0.5rem;
    }
    .course-card a {
      display: inline-block;
      margin-top: 0.5rem;
      background: #9fef00;
      color: black;
      padding: 0.5rem 1rem;
      text-decoration: none;
      border-radius: 4px;
      font-weight: bold;
    }
    canvas#bgCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1; /* Make sure it's behind everything */
}

    /* Mobile Styles */
    @media (max-width: 768px) {
      .nav-links {
        display: none;
        flex-direction: column;
        background: #0b1120;
        position: absolute;
        top: 70px;
        right: 0;
        padding: 1rem;
        width: 200px;
        border-left: 1px solid rgba(255,255,255,0.1);
      }
      .nav-links.active {
    display: flex;
  }
      
     .menu-toggle {
      display: none;
      flex-direction: column;
      cursor: pointer;
    }
    .menu-toggle span {
      height: 3px;
      background: white;
      margin: 4px 0;
      width: 25px;
    }
      header h1 {
        font-size: 2rem;
      }
    }
    .menu-toggle {
        display: flex;
      }