:root {
    --username-glow-intensity: 8px;
    --icon-glow-intensity: 6px;
}

.username {
    text-shadow: 0 0 var(--username-glow-intensity) var(--text-color);
}

.social-icon {
    filter: drop-shadow(0 0 var(--icon-glow-intensity) var(--icon-color));
    transition: filter 0.3s ease;
}

.social-icon:hover {
    filter: drop-shadow(0 0 calc(var(--icon-glow-intensity) * 1.5) var(--icon-color));
}