:root {
    --bg: #0f172a;
    --text: #e5e7eb;
    --muted: #9ca3af;
    --card: #111827;
    --accent: #38bdf8;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: auto;
    padding: 2rem 1.25rem;
}

header h1 {
    margin: 0;
    font-size: 2.5rem;
}

.subtitle {
    color: var(--muted);
    margin-top: 0.5rem;
}

h2 {
    margin-top: 2.5rem;
    font-size: 1.4rem;
}

.card {
    background: var(--card);
    border-radius: 10px;
    padding: 1.25rem;
    margin-top: 1rem;
}

.card h3 {
    margin-top: 0;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.disclosure {
    font-size: 0.9rem;
    color: var(--muted);
}

.footer {
    text-align: center;
    font-size: 0.85rem;
    color: var(--muted);
}