/*
 * High-contrast CSS for improved accessibility.
 * Contrast ratios are checked against Google's WCAG recommendations (4.5:1 for normal text).
 */

.footer {
    /* Main footer background and text */
    background: #1a252f; /* Darker background for better contrast */
    color: #f1f8ff;     /* Lighter, almost pure white for maximum contrast */
    padding: 2.5rem 1rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.8rem;
}

.footer-links a {
    /* Increased contrast for links */
    color: #b0c4de;     /* A brighter, more saturated blue-gray */
    text-decoration: none;
    font-weight: 600;   /* Bolder font weight for better readability */
    font-size: 1.1rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.3rem 0;
}

.footer-links a:hover {
    /* Brighter hover color for a more obvious interaction */
    color: #4a91e0; /* A vibrant blue */
}

.footer-links a.current {
    /* Same vibrant blue for the active link */
    color: #4a91e0;
}

.footer-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;     /* Slightly thicker underline for better visibility */
    bottom: 0;
    left: 0;
    background-color: #4a91e0;
    transition: width 0.3s ease;
}

.footer-links a:hover::after {
    width: 100%;
}

.footer-social {
    display: flex;
    gap: 1.2rem;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: #34495e;
    border-radius: 50%;
    color: #f1f8ff;     /* Use the same high-contrast color as the main text */
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: #4a91e0; /* Use the same vibrant blue for hover state */
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    margin-top: 1.5rem;
    border-top: 1px solid #34495e;
    width: 100%;
}

.footer-bottom p {
    /* The copyright text should also have sufficient contrast */
    color: #b0c4de; /* Use the same color as the regular links for consistency and contrast */
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .footer-links {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .footer {
        padding: 2rem 1rem;
    }
}