:root {
    --bg: #f8fafc;
    --surface: #ffffff;
    --text: #1e293b;
    --muted: #64748b;
    --border: #e2e8f0;
    --accent: #0f172a;
    --link: #2563eb;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0f172a;
        --surface: #1e293b;
        --text: #e2e8f0;
        --muted: #94a3b8;
        --border: #334155;
        --accent: #f8fafc;
        --link: #60a5fa;
    }
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.65;
}

.page {
    max-width: 820px;
    margin: 0 auto;
    padding: 2rem 16px 4rem;
}

header.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

header.brand img {
    height: 48px;
    width: auto;
}

header.brand a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.25rem;
}

main {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem clamp(16px, 4vw, 2.5rem);
}

h1 {
    font-size: 1.875rem;
    line-height: 1.2;
    margin: 0 0 0.5rem;
    color: var(--accent);
}

h2 {
    font-size: 1.25rem;
    margin: 2rem 0 0.5rem;
    color: var(--accent);
}

h3 {
    font-size: 1.05rem;
    margin: 1.25rem 0 0.25rem;
}

.updated {
    color: var(--muted);
    font-size: 0.9rem;
    margin: 0 0 1.5rem;
}

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

table {
    width: 100%;
    border-collapse: collapse;
    margin: 0.75rem 0;
    font-size: 0.95rem;
}

th,
td {
    text-align: left;
    vertical-align: top;
    padding: 0.5rem 0.6rem;
    border-bottom: 1px solid var(--border);
}

th {
    color: var(--muted);
    font-weight: 600;
}

.table-wrap {
    overflow-x: auto;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.cards a {
    display: block;
    padding: 1rem 1.25rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    text-decoration: none;
    color: var(--text);
}

.cards a strong {
    display: block;
    color: var(--accent);
    margin-bottom: 0.25rem;
}

footer.legal-links {
    margin-top: 2rem;
    text-align: center;
    color: var(--muted);
    font-size: 0.9rem;
}

footer.legal-links a {
    color: var(--muted);
    margin: 0 0.5rem;
}

a.cta {
    display: inline-block;
    padding: 0.6rem 1.4rem;
    border-radius: 8px;
    background: var(--accent);
    color: var(--bg);
    font-weight: 600;
    text-decoration: none;
}

/* Portada (`index.html`): solo el logo, qué es y la entrada. */
body.landing {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem 16px;
}

main.landing-card {
    max-width: 440px;
    width: 100%;
    text-align: center;
    padding: 2.5rem clamp(16px, 5vw, 2.5rem);
}

.landing-logo {
    height: 96px;
    width: auto;
    margin-bottom: 1rem;
}

.landing-lead {
    color: var(--muted);
    margin: 0 0 1.75rem;
}

.landing-note {
    color: var(--muted);
    font-size: 0.85rem;
    margin: 1.75rem 0 0;
}