/* Monochrome, typographic, one accent — the app's design in a stylesheet (§8). */

:root {
    --accent: #fa9e33;
    --text: #1c1c1e;
    --secondary: #6b6b70;
    --tertiary: #9a9aa0;
    --rule: #e4e4e7;
    --background: #ffffff;
}

@media (prefers-color-scheme: dark) {
    :root {
        --text: #f2f2f4;
        --secondary: #a0a0a6;
        --tertiary: #75757b;
        --rule: #2c2c2f;
        --background: #131315;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    padding: 0 24px 96px;
    background: var(--background);
    color: var(--text);
    font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
}

.wrap {
    max-width: 640px;
    margin: 0 auto;
}

header {
    padding: 72px 0 40px;
    border-bottom: 1px solid var(--rule);
    margin-bottom: 40px;
}

.mark {
    display: flex;
    gap: 5px;
    align-items: flex-end;
    margin-bottom: 24px;
}

/* The icon, rebuilt in CSS: two offset forms reading as a matched pair. */
.mark span {
    display: block;
    width: 26px;
    height: 38px;
    background: var(--text);
}

.mark span:first-child {
    border-radius: 9px 2px 2px 9px;
}

.mark span:last-child {
    background: var(--accent);
    border-radius: 2px 9px 9px 2px;
    margin-bottom: 7px;
}

h1 {
    font-size: 30px;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin: 0 0 8px;
}

.tagline {
    color: var(--secondary);
    margin: 0;
}

h2 {
    font-size: 19px;
    letter-spacing: -0.01em;
    margin: 40px 0 12px;
}

h3 {
    font-size: 16px;
    margin: 28px 0 8px;
}

p, li { color: var(--text); }

ul { padding-left: 20px; }
li { margin-bottom: 8px; }

a {
    color: var(--text);
    text-decoration-color: var(--tertiary);
    text-underline-offset: 3px;
}

a:hover { text-decoration-color: var(--accent); }

.lede {
    font-size: 18px;
    color: var(--secondary);
}

.note {
    border-left: 2px solid var(--accent);
    padding-left: 16px;
    color: var(--secondary);
}

footer {
    margin-top: 64px;
    padding-top: 24px;
    border-top: 1px solid var(--rule);
    color: var(--tertiary);
    font-size: 14px;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

footer a { color: var(--tertiary); }

.updated {
    color: var(--tertiary);
    font-size: 14px;
}