:root {
  color-scheme: light;
  --ink: #172033;
  --muted: #536078;
  --paper: #f7f9fc;
  --surface: #ffffff;
  --line: #dce3ee;
  --blue: #1d5fd1;
  --blue-dark: #12439b;
  --mint: #e6f5ee;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.7 system-ui, sans-serif; }
a { color: var(--blue-dark); }
a:focus-visible, button:focus-visible { outline: 3px solid #f5a524; outline-offset: 3px; }
.site-header { background: var(--surface); border-bottom: 1px solid var(--line); }
.nav { align-items: center; display: flex; gap: 1.2rem; justify-content: space-between; margin: auto; max-width: 1080px; padding: 1rem 1.25rem; }
.brand { color: var(--ink); font-size: 1.2rem; font-weight: 800; text-decoration: none; }
.nav-links { display: flex; flex-wrap: wrap; gap: .9rem; justify-content: flex-end; }
.nav-links a { font-size: .92rem; text-decoration: none; }
main { margin: auto; max-width: 1080px; padding: 4rem 1.25rem 5rem; }
.hero { max-width: 760px; padding: 2rem 0 3rem; }
.eyebrow { color: var(--blue-dark); font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.2; }
h1 { font-size: clamp(2.3rem, 6vw, 4.7rem); margin: .5rem 0 1.25rem; max-width: 850px; }
h2 { font-size: 1.7rem; margin-top: 2.5rem; }
h3 { font-size: 1.15rem; margin-top: 1.7rem; }
.lede { color: var(--muted); font-size: 1.2rem; max-width: 700px; }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.5rem; }
.button { background: var(--blue); border-radius: 6px; color: white; display: inline-block; font-weight: 700; padding: .7rem 1rem; text-decoration: none; }
.button.secondary { background: var(--mint); color: var(--blue-dark); }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin: 2rem 0; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 1.25rem; }
.panel h3 { margin-top: 0; }
code, pre { background: #eef2f7; border-radius: 4px; }
code { padding: .1rem .3rem; }
pre { overflow-x: auto; padding: 1rem; }
dt { font-weight: 800; margin-top: 1.4rem; }
dd { margin: .35rem 0 0; }
.site-footer { border-top: 1px solid var(--line); color: var(--muted); padding: 2rem 1.25rem; }
.footer-inner { margin: auto; max-width: 1080px; }
@media (max-width: 680px) { .nav { align-items: flex-start; flex-direction: column; } .nav-links { justify-content: flex-start; } main { padding-top: 2.5rem; } }