:root {
  color-scheme: dark;
  --bg: #0b1020;
  --panel: #151c31;
  --muted: #8b95b5;
  --text: #edf2ff;
  --accent: #79a8ff;
  --border: #2a3558;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  background: linear-gradient(180deg, #0b1020 0%, #11182b 100%);
  color: var(--text);
}
.shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar {
  padding: 24px;
  border-right: 1px solid var(--border);
  background: rgba(9, 13, 24, 0.8);
}
.brand { font-weight: 700; margin-bottom: 24px; }
.sidebar nav { display: grid; gap: 10px; }
.sidebar a {
  color: var(--muted);
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 10px;
}
.sidebar a:hover { background: var(--panel); color: var(--text); }
.content { padding: 32px; display: grid; gap: 24px; }
.hero, .panel, .stats article {
  background: rgba(21, 28, 49, 0.9);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px;
}
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: 0.08em; font-size: 12px; }
.lede, .panel p { color: var(--muted); max-width: 70ch; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stats span { display: block; color: var(--muted); margin-bottom: 8px; }
.stats strong { font-size: 32px; }
ul { margin: 0; padding-left: 18px; }
a { color: var(--accent); }
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { border-right: 0; border-bottom: 1px solid var(--border); }
  .stats { grid-template-columns: 1fr; }
}