:root {
    --bg: #0a0a0f;
    --bg-elev: #14141c;
    --fg: #f5f5fa;
    --fg-dim: #a4a4b8;
    --accent: #7c4dff;
    --accent-soft: rgba(124, 77, 255, 0.18);
    --border: #26263a;
    --max-w: 720px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 17px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

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

.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 20px;
}

header.site {
    padding: 28px 0 12px;
}

header.site .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--fg);
}

header.site .brand img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: block;
}

header.site .brand span {
    font-weight: 600;
    font-size: 17px;
}

.hero {
    text-align: center;
    padding: 56px 0 64px;
}

.hero img.logo {
    width: 144px;
    height: 144px;
    border-radius: 50%;
    display: block;
    margin: 0 auto 24px;
    box-shadow: 0 0 0 1px var(--border), 0 30px 80px -20px var(--accent-soft);
}

.hero h1 {
    font-size: 40px;
    line-height: 1.1;
    margin: 0 0 12px;
    letter-spacing: -0.02em;
}

.hero p.tagline {
    color: var(--fg-dim);
    font-size: 18px;
    margin: 0 auto;
    max-width: 480px;
}

.cta {
    margin-top: 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.cta .pill {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    padding: 10px 20px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 15px;
}

.cta .pill.muted {
    background: var(--accent-soft);
    color: var(--accent);
}

.cta small {
    color: var(--fg-dim);
    font-size: 13px;
}

.features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 16px 0 56px;
}

@media (min-width: 640px) {
    .features { grid-template-columns: repeat(3, 1fr); }
}

.feature {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 20px;
}

.feature h3 {
    font-size: 16px;
    margin: 0 0 6px;
    color: var(--fg);
}

.feature p {
    color: var(--fg-dim);
    font-size: 14px;
    margin: 0;
    line-height: 1.5;
}

article.legal {
    padding: 28px 0 64px;
}

article.legal h1 {
    font-size: 32px;
    margin: 0 0 8px;
    letter-spacing: -0.02em;
}

article.legal .stamp {
    color: var(--fg-dim);
    font-size: 13px;
    margin: 0 0 28px;
}

article.legal h2 {
    font-size: 20px;
    margin: 32px 0 8px;
}

article.legal p, article.legal ul {
    color: var(--fg);
    font-size: 16px;
}

article.legal ul {
    padding-left: 20px;
}

article.legal li {
    margin-bottom: 4px;
}

article.legal code {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 1px 6px;
    font-size: 14px;
}

footer.site {
    border-top: 1px solid var(--border);
    padding: 28px 0 40px;
    color: var(--fg-dim);
    font-size: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

@media (min-width: 640px) {
    footer.site {
        flex-direction: row;
        justify-content: space-between;
    }
}

footer.site nav { display: flex; gap: 18px; }
footer.site a { color: var(--fg-dim); }
footer.site a:hover { color: var(--fg); }