.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background-color: #0b3d5c;
    color: #ffffff;
    font-family: system-ui, sans-serif;
}

.site-header__brand {
    font-size: 1.25rem;
    font-weight: bold;
    text-decoration: none;
    color: #ffffff;
}

.site-header__nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.site-header__link {
    padding: 0.5rem 1rem;
    border-radius: 4px;
    text-decoration: none;
    color: #ffffff;
    background-color: transparent;
    transition: background-color 0.15s ease-in-out;
}

.site-header__link:hover,
.site-header__link[aria-current="page"] {
    background-color: rgba(255, 255, 255, 0.15);
}