:root {
  color-scheme: dark;
  --bg: #0f172a;
  --panel: #111c33;
  --panel-soft: #17264a;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --line: rgba(148, 163, 184, 0.2);
  --accent: #c084fc;
  --accent-soft: rgba(192, 132, 252, 0.14);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #18284d 0%, var(--bg) 50%);
  color: var(--text);
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
.shell { width: min(1100px, calc(100% - 2rem)); margin: 0 auto; }
.site-header, .site-footer {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.site-header { padding: 1.1rem 0 0.75rem; }
.site-header nav { display: flex; flex-wrap: wrap; gap: 1rem; color: var(--muted); }
.site-header nav a:hover, .brand:hover { color: var(--text); }
.brand { font-weight: 700; letter-spacing: 0.01em; }
.hero {
  padding: 3rem 0 2rem;
  display: grid;
  gap: 1.5rem;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 1.25rem;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .45rem .75rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: #f5d0fe;
  font-size: .88rem;
}
h1, h2, h3 { margin: 0 0 .75rem; line-height: 1.1; }
h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); max-width: 12ch; }
h2 { font-size: clamp(1.35rem, 3vw, 2rem); }
p { margin: 0; line-height: 1.7; color: var(--muted); }
.lead { font-size: 1.08rem; max-width: 60ch; }
.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 1.3rem;
  box-shadow: 0 20px 60px rgba(0,0,0,.18);
}
.kpi-list, .mini-list, .prose-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: .9rem;
}
.kpi-list strong { display: block; font-size: 1.15rem; color: var(--text); }
.grid-3, .grid-2 {
  display: grid;
  gap: 1rem;
  padding: 0 0 1rem;
}
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.page-stack { padding: 2rem 0 3rem; display: grid; gap: 1rem; }
.page-hero { padding-top: 1rem; display: grid; gap: .75rem; }
.muted { color: var(--muted); }
.site-footer {
  color: var(--muted);
  font-size: .95rem;
  padding: 1.5rem 0 2rem;
  border-top: 1px solid var(--line);
  margin-top: 2rem;
}
.note-link {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin-top: 1rem;
  color: #f5d0fe;
}
.prose-card ul li::before, .mini-list li::before {
  content: "•";
  color: var(--accent);
  margin-right: .55rem;
}
blockquote {
  margin: 0;
  padding-left: 1rem;
  border-left: 3px solid var(--accent);
  color: var(--text);
}
@media (max-width: 820px) {
  .hero-grid, .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .site-header, .site-footer { flex-direction: column; align-items: flex-start; }
}