:root {
  --bg: #f7f4ef;
  --surface: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --primary: #1e3a5f;
  --accent: #2563eb;
  --border: #e5e7eb;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}
.container { width: min(900px, 92vw); margin: 0 auto; }
header { padding: 2.5rem 0 1.25rem; }
.breadcrumbs { font-size: 0.92rem; color: var(--muted); }
.breadcrumbs a { color: var(--accent); text-decoration: none; }
article {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: clamp(1.25rem, 2vw, 2rem);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.07);
  margin-bottom: 2rem;
}
h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); line-height: 1.2; margin: 0.3rem 0 1rem; color: var(--primary); }
h2 { font-size: 1.35rem; margin-top: 1.8rem; color: var(--primary); }
p.lead { font-size: 1.1rem; color: #374151; }
ul { padding-left: 1.2rem; }
.cta {
  margin-top: 2rem;
  padding: 1rem 1.1rem;
  border-left: 4px solid var(--accent);
  background: #eff6ff;
  border-radius: 8px;
}
footer { padding: 1rem 0 2.5rem; color: var(--muted); font-size: 0.95rem; }
footer a { color: var(--accent); text-decoration: none; }