/* ssi.inc inspired centered typography configuration */
:root {
    --bg: #ffffff;
    --text: #111111;
    --muted: #666666;
    --link: #0055cc;
    --border: #dddddd;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0c0c0e;
        --text: #e2e2e7;
        --muted: #8e8e93;
        --link: #4da6ff;
        --border: #2c2c2e;
    }
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* centers the column on widescreen layouts while allowing clean mobile compression scrolling */
body {
    background-color: var(--bg);
    color: var(--text);
    /* high-legibility native sans-serif stack replicates elite modern documentation formats */
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 0.9rem;
    line-height: 1.4;
    max-width: 640px;
    /* target paragraph character width layout limits */
    margin: 0 auto;
    /* strict vertical centering alignment */
    padding: 60px 24px;
    -webkit-text-size-adjust: 100%;
}

main {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    /* guarantees block copy reads cleanly from the left margin edge */
}

header,
section,
footer {
    display: block;
    width: 100%;
    margin-bottom: 30px;
}

.meta-stream {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 11px;
    color: var(--muted);
    letter-spacing: 0.02em;
    margin-bottom: 6px;
}

h1 {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 4px;
    text-transform: lowercase;
}

.tagline {
    color: var(--muted);
    font-size: 14px;
    margin-bottom: 10px;
}

h2 {
    font-size: 14px;
    font-weight: 700;
    text-transform: lowercase;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 4px;
}

p {
    margin-bottom: 14px;
    text-align: left;
}

.registry-item {
    margin: 12px 0;
    padding-left: 14px;
    border-left: 2px solid var(--text);
}

a {
    color: var(--link);
    text-decoration: none;
    font-weight: 700;
    display: inline-block;
    margin-top: 6px;
}

a:hover {
    text-decoration: underline;
}

footer {
    margin-top: 40px;
    border-top: 1px solid var(--border);
    padding-top: 16px;
}

.license-notice {
    font-size: 11px;
    color: var(--muted);
    text-align: left;
}