:root {
    /* Variables footer */
    --footer-text: #ffffff;
    --footer-link: #4a9eff;
    --footer-padding-lg: 60px;
    --footer-padding-md: 40px;
    --footer-padding-sm: 30px;
    --footer-margin-top: 80px;
    --footer-gap: 40px;
    --footer-font-size: 12px;
    --footer-line-height: 1.7;
    --transition: all 0.3s ease;
}

.footer {
    padding: 60px 20px 30px;
    margin-top: 80px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 12px;
    line-height: 1.7;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-size: 20px;
    margin-bottom: 15px;
    font-weight: 600;
    color: #ffffff;
    line-height: 1.4;
}

.footer-column h4 {
    font-size: 14px;
    margin-bottom: 20px;
    font-weight: 600;
    color: #ffffff;
    position: relative;
    padding-bottom: 10px;
    line-height: 1.5;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 3px;
    background: #4a9eff;
    border-radius: 2px;
}

.footer-column p {
    margin-bottom: 10px;
    opacity: 0.9;
    color: #ffffff;
    font-size: 1rem;
    line-height: var(--sp1);
}

.footer-column a {
    color: #4a9eff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-column a:hover {
    color: #ffffff