/* Custom styles */

body {
    font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; /* 示例：更现代的字体栈 */
    min-height: 100vh; /* 确保页脚在内容不足时也位于底部 */
    display: flex;
    flex-direction: column;
}

main {
    flex: 1; /* 确保 main 内容区占据可用空间，将页脚推到底部 */
}

/* For the fixed top navbar, add padding to the body so content isn't hidden */
body {
    padding-top: 56px; /* Adjust this value if your navbar height is different */
}

/* Hero Section specific styles (optional) */
.hero-section {
    background-color: #f8f9fa; /* Light grey background */
    border-radius: 0.5rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.05); /* Subtle shadow */
}

/* Footer styles */
.footer {
    background-color: #343a40; /* Dark background */
    color: #fff; /* White text */
    padding: 1.5rem 0;
    margin-top: auto; /* Push footer to bottom */
}

/* Card hover effect (optional) */
.card {
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.card:hover {
    transform: translateY(-5px); /* Lift card slightly on hover */
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important; /* More pronounced shadow */
}