/* Reset & Base Styles */
body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', sans-serif;
    background: #f9f9f9;
    color: #333;
    line-height: 1.6;
}

/* Header Styles */
header {
    background: linear-gradient(to bottom, #1a73e8, #4caf50);
    color: #fff;
    text-align: center;
    padding: 20px;
}

header h1 {
    margin: 0;
    font-size: 2.5rem;
    color: #ffd700;
    text-shadow: 1px 1px 5px rgba(0,0,0,0.5);
}

header nav {
    margin-top: 10px;
}

header nav a {
    color: #fff;
    margin: 0 8px;
    text-decoration: none;
    font-weight: bold;
}

header nav a:hover {
    text-decoration: underline;
}

/* Page Content Styles */
.page-content {
    max-width: 1000px;
    margin: 20px auto;
    padding: 20px;
    background: #fff;
    box-shadow: 0 0 5px rgba(0,0,0,0.1);
}

/* Footer Styles */
footer {
    background: rgba(0,0,0,0.7);
    color: #fff;
    text-align: center;
    padding: 20px;
    font-size: 0.95rem;
    line-height: 1.7;
}

footer a {
    color: #ffd700;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Social Share Buttons */
footer .share-buttons a {
    color: #fff;
    background: #25D366;
    padding: 5px 10px;
    margin: 5px;
    border-radius: 3px;
    display: inline-block;
    font-size: 14px;
}

footer .share-buttons a:hover {
    opacity: 0.8;
}

/* Topic Menu (Optional) */
.topic-menu {
    background: #eef;
    padding: 10px;
    text-align: center;
    margin-bottom: 15px;
}

/* Responsive */
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }

    header nav a {
        display: block;
        margin: 5px 0;
    }

    .page-content {
        width: 90%;
        padding: 15px;
    }
}