/* NP-450: local assets only; deliberately no fonts, imports, images or motion. */
:root {
  color-scheme: light;
  --paper: #ffffff;
  --ink: #182b40;
  --muted: #455970;
  --rule: #bac8d6;
  --action: #164e7c;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-size: 100%;
  line-height: 1.65;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: var(--action); text-decoration-thickness: .08em; text-underline-offset: .2em; }
a:hover { text-decoration-thickness: .15em; }
:focus-visible { outline: 3px solid var(--action); outline-offset: 5px; border-radius: 2px; }
.shell { max-width: 60rem; margin-inline: auto; padding-inline: clamp(1.5rem, 5vw, 3rem); }
.skip { position: absolute; top: -10rem; left: 1.5rem; padding: .75rem 1rem; background: var(--paper); z-index: 1; }
.skip:focus { top: 1rem; }
header { padding-block: 1.5rem; display: flex; align-items: baseline; justify-content: space-between; gap: 1rem 2rem; border-bottom: 1px solid var(--rule); }
.brand { font-size: 1.125rem; font-weight: 700; color: var(--ink); text-decoration: none; }
nav { display: flex; flex-wrap: wrap; gap: .25rem 1.5rem; font-size: .875rem; }
nav a { display: inline-block; padding-block: .5rem; }
nav [aria-current="page"] { color: var(--ink); font-weight: 700; }
main { padding-block: clamp(2.5rem, 7vw, 5rem); max-width: 68ch; }
h1, h2 { line-height: 1.15; font-weight: 650; letter-spacing: -.025em; text-wrap: balance; }
h1 { font-size: clamp(2rem, 5vw, 2.5rem); margin: 0 0 2rem; }
.home h1 { font-size: clamp(2.5rem, 7vw, 3.5rem); max-width: 15ch; }
h2 { font-size: 1.25rem; margin: 2.5rem 0 1rem; }
p { margin: 0 0 1.25rem; }
.lead { font-size: 1.25rem; line-height: 1.6; }
.status { border-left: 3px solid var(--action); padding-left: 1.25rem; margin-block: 2rem; }
.muted, .review { color: var(--muted); }
.review { font-size: .875rem; margin-bottom: 1.5rem; }
.review strong { font-weight: 600; }
code { font-size: .95em; }
footer { padding-block: 1.5rem 2.5rem; border-top: 1px solid var(--rule); font-size: .875rem; color: var(--muted); }
footer p { margin: .25rem 0; }
p, a, code { overflow-wrap: anywhere; }
@media (max-width: 36rem) {
  header { align-items: flex-start; flex-direction: column; gap: .5rem; }
  nav { gap: .25rem 1.5rem; }
  main { padding-block: 2.5rem; }
}