:root {
    color-scheme: light;
    font-family: "Segoe UI", Arial, sans-serif;
    line-height: 1.65;
    color: #333;
    background: #f4f4f4;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
}

main {
    width: 100%;
    max-width: 72rem;
    padding: clamp(1.25rem, 3vw, 2.5rem);
}

.page-header {
    margin-bottom: 1.75rem;
}

.status {
    margin: 0 0 0.5rem;
    color: #555;
    font-size: 0.9375rem;
}

h1 {
    margin: 0 0 0.75rem;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 600;
    line-height: 1.25;
    overflow-wrap: break-word;
}

.lead {
    margin: 0;
    font-size: 1.1875rem;
}

.panel {
    margin-bottom: 1.5rem;
    padding: clamp(1.25rem, 3vw, 2rem);
    border: 1px solid #ccc;
    border-radius: 4px;
    background: #fff;
}

h2 {
    margin: 0 0 1rem;
    color: #0056b3;
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.4;
}

p {
    max-width: 75ch;
    margin: 0 0 1rem;
    font-size: 1.0625rem;
}

.panel > p:last-child {
    margin-bottom: 0;
}

.topics {
    margin: 0;
}

.topics > div {
    padding: 1rem 0;
    border-top: 1px solid #e6e6e6;
}

.topics > div:first-child {
    padding-top: 0;
    border-top: 0;
}

.topics > div:last-child {
    padding-bottom: 0;
}

dt {
    font-weight: 600;
}

dd {
    max-width: 75ch;
    margin: 0.25rem 0 0;
}

footer p {
    color: #555;
    font-size: 0.9375rem;
}

a {
    color: #0056b3;
    text-underline-offset: 0.15em;
}

a:hover {
    color: #003b7a;
}

a:focus-visible {
    outline: 2px solid #0056b3;
    outline-offset: 4px;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    margin-bottom: 1.75rem;
}

.site-nav a {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
}

.site-nav [aria-current="page"] {
    font-weight: 600;
}

.domain-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.domain-list li {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    column-gap: 1.5rem;
}

.domain-list a {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
    overflow-wrap: anywhere;
}

.domain-list .www-link {
    justify-content: center;
    min-width: 2.75rem;
    font-size: 0.875rem;
}

@media (min-width: 42rem) {
    .topics > div {
        display: grid;
        grid-template-columns: 12rem minmax(0, 1fr);
        gap: 1.5rem;
    }

    dd {
        margin: 0;
    }
}