/* General Styles */
body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #f0f4f8, #e8eaf6); /* Soft light gradient background */
    color: #333;
    scroll-behavior: smooth;
  }
  
  /* Hero Section */
  #hero {
    background: linear-gradient(135deg, #01eeffcc, rgba(2, 70, 185, 0.8)); /* Deep blue gradient with transparency */
    color: rgb(4, 0, 252);
    padding: 100px 20px;
    text-align: center;
    position: relative;
    border-radius: 0 0 80px 80px; /* Rounded bottom corners */
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3); /* Soft shadow */
  }
  
  /* Hero Header Styling */
  #hero h1 {
    font-size: 4.5em;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.4);
    animation: fadeInDown 1s ease-in-out; /* Fade in animation */
  }
  
  /* Scroll Button Style */
  .scroll-button {
    background-color: rgb(0, 47, 255);
    color: #008cff;
    border: none;
    padding: 15px 30px;
    font-size: 1.2em;
    border-radius: 50px; /* Fully rounded button */
    cursor: pointer;
    margin-top: 20px;
    transition: all 0.3s ease; /* Smooth transition for hover effects */
    font-weight: 600;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  }
  
  .scroll-button:hover {
    transform: translateY(-3px);
    background-color: #1e3c72;
    color: white;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3); /* Deeper shadow on hover */
  }
  
  /* Container Styles */
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
  }
  
  /* Section Headings */
  h2 {
    font-size: 2.5em;
    color: #0897f7; /* Trendy blue for headings */
    margin-bottom: 20px;
    position: relative; /* For hover effect */
    border-bottom: 2px solid #1e3c72; /* Underline for emphasis */
    padding-bottom: 10px;
    transition: color 0.3s ease; /* Transition for color change */
  }
  h3{
    color: #0897f7;
  }
  h2:hover {
    color: #2a5298; /* Darker shade on hover */
  }
  
  /* Topic Card Styles */
  .topic-card {
    background: rgba(255, 255, 255, 0.8); /* Glass effect with transparency */
    border-radius: 15px; /* Slightly rounded corners for gentleness */
    padding: 20px;
    margin: 15px 0; /* Increased spacing between cards */
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1); /* Soft shadow */
    transition: transform 0.3s, box-shadow 0.3s; /* Transition for hover effects */
    position: relative; /* For hover effect */
    overflow: hidden; /* Prevent overflow of rounded corners */
    width: 100%; /* Full width */
    max-width: 350px; /* Maximum width for card */
    display: inline-block; /* Align cards in a row */
    text-align: center; /* Center align text inside card */
    perspective: 1000px; /* Set perspective for 3D effect */
  }
  
  .topic-card:hover {
    transform: translateY(-8px) rotateY(5deg); /* Lift and rotate effect */
    box-shadow: 0 8px 30px rgb(3, 96, 236); /* Deeper shadow on hover */
  }
  
  /* Topic Image Styles */
  .topic-image {
    border-radius: 15px; /* Matching rounded corners */
    width: 100%;
    height: auto;
    margin-bottom: 15px;
  }
  
  /* Responsive Styles */
  @media (max-width: 768px) {
    #hero h1 {
        font-size: 3.5em; /* Smaller header for mobile */
    }
  
    h2 {
        font-size: 2em; /* Smaller subheading for mobile */
    }
  
    .topic-card {
        max-width: 90%; /* Full width on smaller screens */
        margin: 10px auto; /* Center align cards */
    }
  
    .scroll-button {
        font-size: 1em; /* Smaller button text on mobile */
    }
  }
  
  /* Keyframes for fade-in animation */
  @keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
  }