:root {
    color-scheme: light dark;
    --bg-color: Canvas;
    --text-color: CanvasText;
    --surface-color: color-mix(in oklab, Canvas 96%, CanvasText 6%);
    --surface-border: color-mix(in oklab, CanvasText 25%, transparent);
    --accent-color: inherit;
    --hr-color: color-mix(in oklab, CanvasText 12%, transparent);
    --switcher-active: CanvasText;
}

[data-theme="new"] {
    color-scheme: dark;
    --bg-color: #090a0d;
    --text-color: #f2dec4;
    --surface-color: #191526;
    --surface-border: #a63232;
    --accent-color: #a63232;
    --hr-color: #191526;
    --switcher-active: #a63232;
}

html,
body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family:
        ui-sans-serif,
        system-ui,
        -apple-system,
        Segoe UI,
        Roboto,
        Helvetica,
        Arial,
        sans-serif;
    line-height: 1.6;
    transition:
        background-color 0.3s,
        color 0.3s;
}

main {
    max-width: 920px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
}

.top-controls {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
    font-size: 0.9rem;
    z-index: 10000;
}

.top-controls a {
    text-decoration: none;
    padding: 2px 4px;
    opacity: 0.6;
    color: var(--text-color);
}

.top-controls a:hover {
    opacity: 1;
}

.top-controls a.active {
    font-weight: bold;
    text-decoration: underline;
    opacity: 1;
    color: var(--switcher-active);
}

h1,
h2,
h3 {
    font-weight: 600;
    margin: 0 0 10px;
}

h1 {
    font-size: 1.25rem;
}

small.muted {
    opacity: 0.7;
    font-size: 0.85rem;
}

section {
    margin: 22px 0;
}

pre,
code {
    font-family:
        ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

pre {
    background: var(--surface-color);
    padding: 12px;
    border-radius: 8px;
    overflow: auto;
}

blockquote {
    margin: 0;
    padding: 12px;
    border-left: 3px solid var(--surface-border);
    background: var(--surface-color);
    border-radius: 0 8px 8px 0;
}

footer {
    margin-top: 32px;
    opacity: 0.6;
    font-size: 0.85rem;
}

a {
    color: var(--accent-color);
}

[data-theme="new"] a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

hr {
    border: 0;
    height: 1px;
    background: var(--hr-color);
    margin: 24px 0;
}

details {
    background: var(--surface-color);
    border-radius: 6px;
    padding: 10px;
    margin-bottom: 8px;
}

details summary {
    cursor: pointer;
    font-weight: bold;
}

details[open] summary {
    margin-bottom: 10px;
}

.gpg-details pre {
    margin: 10px auto 0;
    font-size: 0.75rem;
    line-height: 1.4;
    display: inline-block;
    text-align: left;
}

.gpg-details {
    text-align: center;
}

.gpg-details {
    display: flex;
    flex-direction: column;
}

.summary-row {
    display: inline-flex;
    justify-content: space-between;
    align-items: center;
    width: calc(100% - 1.5em);
}

.copy-link {
    font-weight: normal;
    font-size: 0.85rem;
    opacity: 0.6;
}

.copy-link:hover {
    opacity: 1;
}

img {
    display: block;
}

@media (max-width: 768px) {
    main {
        padding: 60px 20px 20px;
    }

    .top-controls {
        top: 10px;
        right: 10px;
    }
}