:root {
  color-scheme: dark;
  --bg: #080a0d;
  --panel: #101319;
  --panel-2: #151922;
  --line: #282e3a;
  --muted: #9ba5b5;
  --text: #f2f5f9;
  --accent: #b7ff52;
  --accent-soft: rgba(183, 255, 82, .12);
  --code: #111723;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 6rem; }
body { margin: 0; background: radial-gradient(circle at 75% -10%, rgba(69, 108, 89, .24), transparent 32rem), var(--bg); color: var(--text); line-height: 1.65; }
a { color: inherit; }
.topbar { position: sticky; top: 0; z-index: 10; height: 4.25rem; display: flex; align-items: center; justify-content: space-between; padding: 0 2rem; border-bottom: 1px solid rgba(255,255,255,.09); background: rgba(8, 10, 13, .86); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: .65rem; font-size: 1.05rem; text-decoration: none; letter-spacing: -.01em; }
.brand-mark { display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: .55rem; background: var(--accent); color: #10140b; font-weight: 900; }
.brand strong { padding: .15rem .5rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.topbar nav { display: flex; align-items: center; gap: 1.5rem; }
.topbar nav a { color: var(--muted); font-size: .88rem; text-decoration: none; }
.topbar nav a:hover { color: var(--text); }
.layout { display: grid; grid-template-columns: 17.5rem minmax(0, 1fr); max-width: 94rem; min-height: calc(100vh - 4.25rem); margin: 0 auto; }
aside { border-right: 1px solid var(--line); padding: 2rem 1.5rem 4rem; }
aside > nav { position: sticky; top: 6.25rem; max-height: calc(100vh - 8rem); overflow: auto; scrollbar-width: thin; }
.nav-group { margin-bottom: 1.75rem; }
.nav-group h2 { margin: 0 0 .45rem; color: #737f90; font-size: .69rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.nav-group a { display: block; margin: .08rem 0; padding: .36rem .55rem; border-radius: .4rem; color: var(--muted); font-size: .82rem; line-height: 1.35; text-decoration: none; }
.nav-group a:hover { color: var(--text); background: var(--panel); }
.nav-group a.active { color: var(--accent); background: var(--accent-soft); }
.mobile-nav { display: none; }
main { width: 100%; min-width: 0; max-width: 65rem; padding: 3.5rem clamp(2rem, 6vw, 6rem) 2rem; }
.source-note { margin: 0 0 1rem; color: #6f7a89; font: 600 .7rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .04em; }
.doc > h1:first-child { margin-top: 0; font-size: clamp(2.35rem, 5vw, 4rem); line-height: 1.04; letter-spacing: -.045em; }
.doc h2 { margin: 3.25rem 0 1rem; padding-top: .5rem; font-size: 1.7rem; line-height: 1.2; letter-spacing: -.025em; }
.doc h3 { margin: 2.25rem 0 .75rem; font-size: 1.22rem; line-height: 1.3; }
.doc h4 { margin: 1.75rem 0 .5rem; font-size: 1rem; }
.doc p, .doc li { color: #c7ced9; }
.doc p { margin: 1rem 0; }
.doc a { color: var(--accent); text-underline-offset: .2em; }
.doc h1 .headerlink, .doc h2 .headerlink, .doc h3 .headerlink, .doc h4 .headerlink { margin-left: .5rem; color: #4d5765; font-size: .65em; text-decoration: none; opacity: 0; }
.doc h1:hover .headerlink, .doc h2:hover .headerlink, .doc h3:hover .headerlink, .doc h4:hover .headerlink { opacity: 1; }
.doc blockquote { margin: 1.5rem 0; padding: .85rem 1.1rem; border-left: 3px solid var(--accent); background: var(--accent-soft); }
.doc blockquote p { margin: .3rem 0; }
.doc code { padding: .13rem .35rem; border: 1px solid #273143; border-radius: .35rem; background: var(--code); color: #dce7f7; font: .88em/1.45 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; overflow-wrap: anywhere; }
.doc pre { margin: 1.4rem 0; padding: 1.1rem 1.2rem; overflow: auto; border: 1px solid var(--line); border-radius: .7rem; background: var(--code); box-shadow: 0 18px 55px rgba(0,0,0,.2); }
.doc pre code { padding: 0; border: 0; background: transparent; color: #dce7f7; overflow-wrap: normal; }
.doc table { display: block; width: 100%; margin: 1.5rem 0; overflow-x: auto; border-collapse: collapse; font-size: .87rem; }
.doc th, .doc td { min-width: 8rem; padding: .65rem .75rem; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.doc th { background: var(--panel-2); color: var(--text); }
.doc td { color: #bcc5d2; }
.doc img { max-width: 100%; height: auto; border-radius: .6rem; }
.doc hr { margin: 3rem 0; border: 0; border-top: 1px solid var(--line); }
.doc ul, .doc ol { padding-left: 1.4rem; }
.doc li + li { margin-top: .35rem; }
footer { display: flex; justify-content: space-between; margin-top: 5rem; padding-top: 1.25rem; border-top: 1px solid var(--line); color: #6f7a89; font-size: .78rem; }
footer a { color: var(--muted); text-decoration: none; }
.hero { padding: clamp(1rem, 5vw, 4.5rem) 0 4rem; }
.eyebrow { margin: 0 0 .85rem; color: var(--accent) !important; font-size: .72rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.hero h1 { max-width: 14ch; margin: 0; font-size: clamp(3rem, 7vw, 5.8rem); line-height: .96; letter-spacing: -.06em; }
.hero > p:not(.eyebrow) { max-width: 48rem; margin: 1.5rem 0 0; color: var(--muted); font-size: 1.12rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }
.button { display: inline-flex; align-items: center; min-height: 2.8rem; padding: .6rem 1rem; border: 1px solid var(--line); border-radius: .55rem; background: var(--panel); text-decoration: none; }
.button.primary { border-color: var(--accent); background: var(--accent); color: #11160c; font-weight: 750; }
.featured, .directory { margin-top: 2.5rem; }
.card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .85rem; }
.card { min-height: 13rem; padding: 1.3rem; border: 1px solid var(--line); border-radius: .75rem; background: linear-gradient(145deg, rgba(21,25,34,.92), rgba(13,16,21,.92)); text-decoration: none; transition: border-color .16s, transform .16s; }
.card:hover { transform: translateY(-2px); border-color: #526137; }
.card span { color: var(--accent); font-size: .68rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.card h2 { margin: .9rem 0 .45rem; font-size: 1.3rem; line-height: 1.2; }
.card p { margin: 0; color: var(--muted); font-size: .85rem; }
.directory > h2 { margin: 0 0 1.2rem; font-size: 2.2rem; }
.directory-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem 2.5rem; }
.directory-grid section { padding-top: 1rem; border-top: 1px solid var(--line); }
.directory-grid h2 { margin: 0 0 .65rem; font-size: 1rem; }
.directory-grid ul { margin: 0; padding: 0; list-style: none; }
.directory-grid li { margin: .35rem 0; }
.directory-grid a { color: var(--muted); font-size: .88rem; text-decoration: none; }
.directory-grid a:hover { color: var(--accent); }
@media (max-width: 860px) {
  .topbar { padding: 0 1rem; }
  .topbar nav a:not(:last-child) { display: none; }
  .layout { display: block; }
  aside { display: none; }
  .mobile-nav { display: block; margin: 1rem; border: 1px solid var(--line); border-radius: .6rem; background: var(--panel); }
  .mobile-nav summary { padding: .75rem 1rem; cursor: pointer; color: var(--muted); font-size: .85rem; }
  .mobile-nav nav { max-height: 70vh; overflow: auto; padding: .5rem 1rem 1rem; }
  main { max-width: none; padding: 2.5rem 1.25rem 2rem; }
  .doc > h1:first-child { font-size: clamp(2.1rem, 12vw, 3.3rem); }
  .card-grid, .directory-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 1rem; }
  .hero h1 { font-size: clamp(3rem, 15vw, 4.5rem); }
}
@media print {
  .topbar, aside, .mobile-nav, footer { display: none; }
  body { background: white; color: black; }
  .layout { display: block; }
  main { max-width: none; padding: 0; }
  .doc p, .doc li { color: #222; }
}