:root {
  color-scheme: light;
  --blue: #07559b;
  --blue-dark: #063b6b;
  --blue-light: #e9f4fc;
  --ink: #17212b;
  --muted: #526272;
  --line: #cbd8e3;
  --paper: #fff;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }
body { margin: 0; font-size: 1.05rem; line-height: 1.65; }
a { color: var(--blue-dark); text-underline-offset: .18em; }
a:hover { text-decoration-thickness: .15em; }
a:focus-visible { outline: 3px solid #f0a800; outline-offset: 4px; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 2; padding: .6rem 1rem; background: var(--paper); }
.skip-link:focus { top: 1rem; }

.site-header, footer, main { padding-inline: max(1.25rem, calc((100% - 72rem) / 2)); }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 2rem; min-height: 5rem; border-bottom: 1px solid var(--line); }
.wordmark { color: var(--ink); font-size: 1.25rem; font-weight: 750; text-decoration: none; white-space: nowrap; }
nav ul { display: flex; gap: 1.5rem; margin: 0; padding: 0; list-style: none; }
nav a { color: var(--ink); text-decoration: none; }
nav a[aria-current="page"] { color: var(--blue); text-decoration: underline; text-decoration-thickness: .15em; }

main { min-height: 65vh; }
.hero { max-width: 54rem; padding-block: clamp(4rem, 10vw, 8rem); }
h1, h2 { line-height: 1.15; letter-spacing: -.02em; }
h1 { max-width: 17ch; margin: .3rem 0 1.5rem; font-size: clamp(2.5rem, 7vw, 5.2rem); }
h2 { margin-top: 2.4rem; font-size: clamp(1.5rem, 3vw, 2rem); }
.eyebrow { margin: 0; color: var(--blue); font-size: .82rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.lede { max-width: 44rem; color: var(--muted); font-size: clamp(1.2rem, 3vw, 1.55rem); }
.button { display: inline-block; margin-top: 1rem; padding: .7rem 1rem; border-radius: .2rem; color: white; background: var(--blue-dark); font-weight: 700; text-decoration: none; }
.button:hover { background: var(--blue); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-bottom: 5rem; border: 1px solid var(--line); background: var(--line); }
.grid article { padding: 2rem; background: var(--paper); }
.grid h2 { margin-top: .6rem; }
.page { max-width: 48rem; padding-block: clamp(3rem, 8vw, 6rem); }
.page h1 { font-size: clamp(2.4rem, 6vw, 4rem); }
.prose { max-width: 70ch; }
.empty-state { margin-block: 2rem; padding: 1.5rem; background: var(--blue-light); }
.company-card { display: grid; grid-template-columns: minmax(12rem, 1fr) 2fr; gap: 2rem; margin-top: 2rem; padding: 2rem 0; border-top: 1px solid var(--line); }
.company-card h2 { margin: .3rem 0; }
.company-card figure { margin: 0; }
.company-card img { display: block; width: 100%; height: auto; border-radius: .2rem; }
.company-card figcaption, .status, .company-meta { color: var(--muted); font-size: .85rem; }
.company-card .status { margin: 0; }
.company-card .links, .event-card .links { font-weight: 650; }
.event-card { margin-top: 1.5rem; padding: 1.5rem; border: 1px solid var(--line); border-left: .35rem solid var(--blue); }
.event-card h3 { margin: .2rem 0; font-size: 1.35rem; }
.event-time { font-weight: 650; }
.event-status { display: inline-block; margin: 0; padding: .15rem .55rem; color: var(--blue-dark); background: var(--blue-light); font-size: .78rem; font-weight: 750; text-transform: uppercase; }
.status-cancelled, .status-postponed { color: #741b12; background: #fdecea; }
.status-sold-out { color: #624600; background: #fff2c2; }
.past-events { border-top: 1px solid var(--line); }
.article { max-width: 72rem; padding-block: clamp(3rem, 8vw, 6rem); }
.article-header, .article > section, .article > aside, .article > .prose, .article > .license { max-width: 48rem; }
.correction { margin-block: 2rem; padding: 1rem 1.25rem; border-left: .35rem solid #b33a2b; background: #fdecea; }
.toc { margin-block: 2rem; padding: 1rem 1.5rem; background: var(--blue-light); }
.toc h2 { margin-top: 0; }
pre { overflow-x: auto; padding: 1rem; color: #f7fafc; background: #17212b; }
.copy-code, .youtube-consent button { padding: .55rem .8rem; border: 0; border-radius: .2rem; color: white; background: var(--blue-dark); font: inherit; font-weight: 700; cursor: pointer; }
.youtube-consent { margin-block: 2rem; padding: 1.5rem; border: 1px solid var(--line); }
.youtube-consent p { margin-bottom: 0; }
.article iframe { width: 100%; aspect-ratio: 16 / 9; border: 0; }
.license { margin-block: 3rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.author { display: grid; grid-template-columns: 8rem 1fr; gap: 1.5rem; margin-block: 1.5rem; }
.author img { width: 8rem; height: 8rem; border-radius: 50%; }
.author h3 { margin: 0; }
.article-summary { padding-block: 1rem; border-top: 1px solid var(--line); }

footer { padding-block: 2rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }
footer p { margin: .25rem 0; }

@media (max-width: 44rem) {
  .site-header { align-items: flex-start; flex-direction: column; gap: .5rem; padding-block: 1rem; }
  nav { width: 100%; overflow-x: auto; }
  nav ul { gap: 1.1rem; padding-bottom: .5rem; }
  .grid, .company-card, .author { grid-template-columns: 1fr; }
}

@media print {
  .skip-link, nav, .button { display: none; }
  .site-header, footer, main { padding-inline: 0; }
  body { color: #000; font-size: 11pt; }
  a { color: inherit; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: .8em; }
}