:root {
    color: var(--color-text-primary);
    background: var(--color-background);
}

* {
    box-sizing: border-box;
}

body {
    display: grid;
    grid-template-rows: 1fr auto 1fr;
    min-height: 100vh;
    min-height: 100svh;
}

/* Balance the controls above the content without fixing the page height. */
body::after {
    content: "";
    min-height: 4.5rem;
}

.page-header {
    align-self: start;
}

.page-header .theme-control {
    grid-column: 1 / -1;
    justify-self: end;
}

.landing {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
    gap: 2rem;
    width: calc(100% - 48px);
    max-width: 960px;
    min-width: 0;
    margin: 0 auto;
    text-align: center;
}

.landing-brand {
    width: 512px;
    max-width: 100%;
    min-width: 0;
    margin-bottom: 1rem;
}

/* The shared helper supplies the full artwork's intrinsic aspect ratio. */
.site-logo {
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    aspect-ratio: var(--logo-aspect-ratio, 22 / 3);
    border: 0;
    background: transparent;
    color-scheme: inherit;
    pointer-events: none;
}

.landing .document-title,
.landing p {
    margin: 0;
}

.landing a,
.landing a:visited {
    color: var(--color-link);
    text-decoration: underline;
}

.landing a:hover {
    color: var(--color-link-hover);
    text-decoration-thickness: 2px;
}

.landing a:active {
    color: var(--color-link-active);
}

@media (max-width: 60em) {
    .landing {
        width: calc(100% - 36px);
    }
}