/* General Settings */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background: #000;
    color: white;
}

/* Apply the galaxy background to the whole body */
body {
    background: url('assets/galaxy-bg.jpg') no-repeat center center fixed;
    background-size: cover;
}

/* Header Styling */
header {
    position: absolute;
    top: 0;
    width: 100%;
    padding: 20px 40px;
    z-index: 10;
}

header a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s;
}

header a:hover {
    color: #3498db;
}

/* Styling the Hero Section */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 0 20px;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5); /* Dark overlay for better text visibility */
    z-index: -1;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    color: white;
    margin-bottom: 10px;
}

.hero p {
    font-size: 1.2rem;
    color: white;
    max-width: 800px;
    margin-bottom: 20px;
}

/* Button Styling */
button {
    padding: 10px 20px;
    background-color: #3498db;
    color: black;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #2980b9;
}

/* Card Section Styling */
.card {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s;
    height: 300px;
    background-size: cover;
    background-position: center;
}

.card:hover {
    transform: scale(1.05);
}

.card .card-content {
    position: absolute;
    bottom: 10%;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    text-align: center;
    font-size: 1.5rem;
}

/* Grid Layout for the Explore Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    padding: 40px;
}

/* Backgrounds for Individual Cards (Cosmology, Astronomy, etc.) */
#cosmology {
    background: url('assets/nebula.jpg') no-repeat center center;
}

#planetary-science {
    background: url('assets/planet.jpg') no-repeat center center;
}

#astronomy {
    background: url('assets/astronomy.jpg') no-repeat center center;
}

#astrophysics {
    background: url('assets/stars.jpg') no-repeat center center;
}

#space-exploration {
    background: url('assets/space-exploration.jpg') no-repeat center center;
}

#space-technology {
    background: url('assets/space-technology.jpg') no-repeat center center;
}

#astrobiology {
    background: url('assets/astrobiology.jpg') no-repeat center center;
}

#space-mythology {
    background: url('assets/mythology.jpg') no-repeat center center;
}

#astrophotography {
    background: url('assets/astrophotography.jpg') no-repeat center center;
}

#space-environment {
    background: url('assets/space-environment.jpg') no-repeat center center;
}

/* Custom Cursor Style */
#cursor {
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: #3498db; /* Blue color for the cursor */
    border-radius: 50%;
    pointer-events: none;
    transition: transform 0.1s ease-in-out;
    z-index: 9999; /* Ensure the cursor stays on top */
}

/* Hover effect for buttons and links */
#cursor.hover {
    transform: scale(2);
}


/* Mobile Responsiveness */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .card-content {
        font-size: 1.2rem;
    }

    button {
        padding: 12px 24px;
        font-size: 1.2rem;
    }
}