:root {
  color-scheme: dark;
  --bg: #101218;
  --panel: #181c26;
  --line: #353c4e;
  --text: #f7f8ff;
  --muted: #bdc5d6;
  --accent: #caff49;
  --blue: #7994ff;
  --mono: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; text-decoration: none; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
p, h1, h2, figure { margin: 0; }
.frame { max-width: 1376px; width: calc(100% - 96px); margin-inline: auto; }
.masthead { min-height: 78px; display: flex; justify-content: space-between; align-items: center; gap: 20px; border-bottom: 1px solid var(--line); }
.wordmark { display: flex; align-items: center; gap: .32em; font-weight: 850; letter-spacing: -.035em; }
.wordmark img { margin-right: 7px; }
.wordmark span { color: var(--blue); }
.tools { display: flex; align-items: center; gap: 24px; }
.header-catalog { color: var(--muted); font-size: .9rem; }
.header-catalog:hover, .footer a:hover { color: var(--accent); }
details { position: relative; }
summary { cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: ""; flex: none; width: 8px; height: 8px; border: solid currentColor; border-width: 0 1.5px 1.5px 0; transform: translateY(-2px) rotate(45deg); }
details[open] > summary::after { transform: translateY(2px) rotate(225deg); }
.locale summary { display: flex; align-items: center; gap: 9px; min-height: 42px; border: 1px solid var(--line); border-radius: 6px; padding-inline: 12px; font-size: .88rem; }
.locale ul { list-style: none; margin: 7px 0 0; padding: 5px; position: absolute; right: 0; z-index: 2; min-width: 160px; background: var(--panel); border: 1px solid var(--line); border-radius: 6px; box-shadow: 0 14px 32px #0008; }
.locale a { display: block; padding: 9px 10px; font-size: .9rem; border-radius: 3px; }
.locale a:hover, .locale a[aria-current] { background: #2a3452; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.13fr); align-items: center; gap: clamp(24px, 4vw, 65px); padding-block: clamp(36px, 5.6vw, 80px); }
.eyebrow { font: 700 .75rem/1.6 var(--mono); letter-spacing: .115em; text-transform: uppercase; color: var(--blue); }
.signal { display: inline-block; vertical-align: 1px; width: 7px; height: 7px; border-radius: 50%; margin-right: 11px; background: var(--accent); box-shadow: 0 0 14px #caff4970; }
h1 { font-size: clamp(2.9rem, 6.1vw, 6.25rem); font-weight: 880; line-height: .97; letter-spacing: -.072em; margin-block: 20px 23px; }
h1 span { display: block; color: var(--blue); }
.intro, .directory-intro > p:last-child, .notes > p:not(.eyebrow) { color: var(--muted); line-height: 1.65; }
.intro { max-width: 37em; font-size: clamp(1rem, 1.4vw, 1.13rem); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 48px; padding: 10px 14px; border: 1px solid transparent; border-radius: 5px; font-size: .91rem; font-weight: 750; }
.primary { color: #111700; background: var(--accent); }
.primary:hover { background: #e0ff9b; }
.secondary { border-color: var(--line); background: #191d27; }
.secondary:hover { border-color: var(--blue); }
.hero-image { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: #080c17; }
.hero-image img { display: block; width: 100%; height: auto; }
figcaption { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 14px; border-top: 1px solid var(--line); font: .71rem/1.4 var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.directory { display: grid; grid-template-columns: minmax(0, .84fr) minmax(0, 1.16fr); gap: 28px; align-items: start; padding: clamp(20px, 3.1vw, 44px); background: var(--panel); border: 1px solid var(--line); border-radius: 10px; scroll-margin-top: 16px; }
h2 { font-size: clamp(1.65rem, 3.1vw, 2.65rem); letter-spacing: -.045em; line-height: 1.09; margin-block: 9px 11px; }
.category-menu > summary { display: flex; gap: 14px; align-items: center; padding: 15px; background: var(--bg); border: 1px solid #52607b; border-radius: 6px; font-weight: 750; }
.category-menu > summary:hover { border-color: var(--blue); }
.menu-count { margin-left: auto; color: var(--accent); font: 700 .8rem/1 var(--mono); }
.category-menu ol { margin: 9px 0 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--line); border-radius: 6px; background: var(--line); }
.category-menu:not([open]) ol { display: none; }
.category-menu a { display: grid; grid-template-columns: auto 1fr auto; gap: 8px; align-items: center; height: 100%; min-height: 46px; padding: 9px 11px; background: var(--bg); font-size: .9rem; overflow-wrap: anywhere; }
.category-menu a:hover { background: #242e48; }
.item-index, .category-menu a span:last-child { color: var(--blue); font: .76rem/1 var(--mono); }
.notes { padding-block: clamp(40px, 6vw, 80px); max-width: 740px; }
.notes .button { margin-top: 18px; }
.footer { display: flex; justify-content: space-between; gap: 16px; padding-block: 22px; border-top: 1px solid var(--line); color: var(--muted); font: .75rem/1.4 var(--mono); }
.missing { padding-block: 40px; }
@media (max-width: 860px) {
  .frame { width: calc(100% - 48px); }
  .hero { grid-template-columns: 1fr; }
  h1 { font-size: clamp(3rem, 10vw, 5.5rem); }
  .directory { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .frame { width: calc(100% - 30px); }
  .masthead { min-height: 64px; gap: 8px; }
  .header-catalog { display: none; }
  .category-menu ol { grid-template-columns: 1fr; }
}