:root {
  --bg: #101418;
  --surface: #1b2128;
  --text: #e8ecef;
  --muted: #8a95a1;
  --accent: #d9455f; /* a fencing-strip red */
  --border: #2a323b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.nav .brand {
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  font-size: 1.1rem;
}

.nav nav a, .nav .auth a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1.25rem;
  font-size: 0.95rem;
}

.nav nav a:hover, .nav .auth a:hover {
  color: var(--accent);
}

.nav .auth {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.content {
  max-width: 960px;
  margin: 2.5rem auto;
  padding: 0 1.5rem;
}

.placeholder-note {
  color: var(--muted);
}