/* Minimal custom styles */
.navbar-brand { font-weight: 700; letter-spacing: 0.2px; }
h1, h2, h3 { scroll-margin-top: 6rem; }
.callout-tip { border-left: 4px solid #2c7be5; padding-left: 0.6rem; }
.smallcaps { font-variant: small-caps; }
.hero {
  padding: 2rem 1rem;
  background: linear-gradient(130deg, #eef5ff, #ffffff 60%);
  border-radius: 1rem;
  border: 1px solid #e8eef7;
  box-shadow: 0 6px 16px rgba(0,0,0,0.04);
}