/* griphub.dev stylesheet. The colours are the GRIP design system's default
   theme (hub/CrossProject/DesignSystem/project/tokens.json); no token is new. */
:root {
  --bg-deep: #0d0d1a;
  --bg-panel: #16213e;
  --panel-border: #7070a3;
  --text-primary: #eeeeff;
  --text-secondary: #ababc3;
  --grip-green: #00cc66;
  --focus-ring: #ffd91a;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg-deep);
  color: var(--text-primary);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
header, main, footer { max-width: 44rem; margin: 0 auto; padding: 0 1rem; }
header { padding-top: 3rem; text-align: center; }
h1 { color: var(--grip-green); font-size: 2.2rem; letter-spacing: .35em; margin: 0 0 .25rem; padding-left: .35em; }
.tag { color: var(--text-secondary); margin: 0 0 1.25rem; }
h2 { font-size: 1.25rem; margin: 2.5rem 0 1rem; }
h3 { font-size: 1.1rem; margin: 0 0 .5rem; }
.card { background: var(--bg-panel); border: 1px solid var(--panel-border); border-radius: 8px; padding: 1rem 1.25rem; margin: 0 0 1rem; }
.card p { margin: 0 0 .5rem; }
.card p:last-child { margin-bottom: 0; }
.meta { color: var(--text-secondary); font-size: .9rem; }
a { color: var(--grip-green); text-underline-offset: .15em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 3px solid var(--focus-ring); outline-offset: 2px; border-radius: 2px; }
footer { margin-top: 3rem; padding-bottom: 2.5rem; color: var(--text-secondary); font-size: .85rem; text-align: center; }
footer p { margin: .5rem 0 0; }
.notfound { text-align: center; padding-top: 5rem; }
header nav { display: flex; flex-wrap: wrap; justify-content: center; gap: .25rem 1.25rem; margin: 0 0 1.5rem; }
main h1 { font-size: 1.8rem; letter-spacing: normal; padding-left: 0; margin: 0 0 1rem; line-height: 1.25; }
.breadcrumb { color: var(--text-secondary); font-size: .9rem; margin: 0 0 .5rem; }
.lead { font-size: 1.15rem; color: var(--text-primary); }
.btn { display: inline-block; background: var(--bg-panel); border: 1px solid var(--grip-green); border-radius: 8px; padding: .5rem 1.1rem; margin: 0 .5rem .5rem 0; font-weight: 600; text-decoration: none; }
.btn:hover { background: var(--bg-deep); }
.btn:focus-visible { border-radius: 8px; }
main ol, main ul { padding-left: 1.5rem; margin: 0 0 1rem; }
main li { margin: 0 0 .4rem; }
main table { border-collapse: collapse; width: 100%; margin: 0 0 1rem; }
main th, main td { border: 1px solid var(--panel-border); padding: .4rem .6rem; text-align: left; vertical-align: top; }