/* Background Banner */
.banner {
    position: relative;
    width: 100%;
    height: 100vh;
    background-size: cover;
    background-position: center;
}

/* Dark Overlay */
.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: white;
    text-align: left;
    background: rgba(0, 0, 0, 0.5); /* Dark overlay for better readability */
    padding: 20px;
}

/* Icon Section - Left Corner */
.icon-container {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    gap: 10px;
}

.icon {
    color: white;
    font-size: 20px;
    transition: transform 0.3s ease;
}

.icon:hover {
    transform: scale(1.2);
}

/* Navigation Links - Right Corner */
nav {
    position: absolute;
    top: 20px;
    right: 20px;
}

#nav-links {
    list-style: none;
    display: flex;
    gap: 15px;
    align-items: center;
}

#nav-links li {
    display: inline;
}

#nav-links a {
    text-decoration: none;
    color: white;
    font-weight: bold;
    font-size: 18px;
    transition: color 0.3s ease;
}

#nav-links a:hover {
    color: #ffcc00;
}

/* Bold Text Box for Topics & Email */
.content-box {
    position: absolute;
    left: 20px;
    bottom: 50px;
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 8px;
}

h1, h2, .topics, .email {
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.email a {
    color: #ffcc00;
    font-size: 18px;
}

.email a:hover {
    text-decoration: underline;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .overlay {
        text-align: center;
    }
    .icon-container {
        top: 10px;
        left: 10px;
        flex-direction: column;
    }
    nav {
        top: 10px;
        right: 10px;
    }
    #nav-links {
        flex-direction: column;
        gap: 5px;
    }
    .content-box {
        left: 10px;
        bottom: 20px;
    }
}