:root {
  color-scheme: dark;
  --bg: #0d0914;
  --panel: #171021;
  --border: #2a1f3a;
  --text: #e8e0f4;
  --muted: #a99bb8;
  --accent: #a970ff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 720px; margin: 0 auto; padding: 40px 22px 72px; }

header.site { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 30px; }
.brand { font-weight: 700; letter-spacing: .14em; font-size: 13px; color: var(--text); text-decoration: none; text-transform: uppercase; }
.brand span { color: var(--accent); }
nav a { color: var(--muted); text-decoration: none; font-size: 13px; margin-left: 16px; }
nav a:hover { color: var(--text); }

h1 { font-size: 28px; letter-spacing: -.02em; margin: 0 0 8px; }
h2 { font-size: 20px; letter-spacing: -.01em; margin: 34px 0 10px; }
h3 { font-size: 16px; margin: 24px 0 6px; }
p { margin: 10px 0; }
ul { padding-left: 20px; margin: 10px 0; }
li { margin: 5px 0; }
a { color: var(--accent); }

.meta { color: var(--muted); font-size: 14px; }
.meta a { color: var(--muted); }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 20px 22px; margin: 16px 0; }
.card h2, .card h3 { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }
.contact { font-size: 17px; }
.lang { border-top: 1px solid var(--border); margin-top: 48px; padding-top: 10px; }
footer { color: var(--muted); font-size: 13px; margin-top: 44px; }
.toc { list-style: none; padding: 0; margin: 14px 0; }
.toc li { margin: 8px 0; }