:root {
  --bg: #050706;
  --panel: #0a0d0b;
  --text: #e9eee9;
  --muted: #8b968d;
  --accent: #39ff14;
  --line: #263029;
  --max: 1120px;
}
* { box-sizing: border-box; }
html { background: var(--bg); color-scheme: dark; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 50% -10%, rgba(57,255,20,.08), transparent 35%),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}
a { color: inherit; }
.wrap { width: min(var(--max), calc(100% - 36px)); margin: 0 auto; }
.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(5,7,6,.92);
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
  z-index: 10;
}
.header-inner, .footer-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-mark {
  width: 46px; height: 46px; display: grid; place-items: center;
  border: 1px solid var(--accent); color: var(--accent);
  font: 900 18px/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -1px;
}
.brand strong, .brand small { display: block; }
.brand strong {
  font: 900 18px/1.1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .08em;
}
.brand small { color: var(--muted); font-size: 11px; margin-top: 4px; }
nav { display: flex; gap: 18px; flex-wrap: wrap; }
nav a { text-decoration: none; color: var(--muted); font: 600 13px/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
nav a:hover { color: var(--accent); }
.main-content { padding: 64px 0 96px; }
.hero {
  display: grid; grid-template-columns: 1fr 260px; gap: 48px;
  align-items: center; min-height: 420px;
}
.eyebrow {
  color: var(--accent);
  font: 700 12px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .12em; text-transform: uppercase;
}
h1,h2,h3 { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; line-height: 1.15; }
.hero h1 { font-size: clamp(54px, 10vw, 108px); margin: 16px 0 10px; letter-spacing: -.06em; }
.lede { max-width: 760px; font-size: 20px; margin: 10px 0; }
.subtle { color: var(--muted); font-size: 15px; }
.button {
  display: inline-block; margin-top: 22px; padding: 12px 16px;
  border: 1px solid var(--accent); color: var(--accent);
  text-decoration: none; font: 700 13px ui-monospace, SFMono-Regular, Menlo, monospace;
}
.button:hover { background: var(--accent); color: #041000; }
.hero-symbol {
  border: 1px solid var(--line);
  aspect-ratio: 1;
  display: grid; place-items: center;
  color: var(--accent);
  font: 900 clamp(56px, 8vw, 96px)/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -.1em;
  box-shadow: inset 0 0 0 8px rgba(57,255,20,.02);
}
.section-head {
  display: flex; justify-content: space-between; gap: 20px; align-items: end;
  margin: 56px 0 20px; padding-bottom: 14px; border-bottom: 1px solid var(--line);
}
.section-head h1, .section-head h2 { margin: 8px 0 0; }
.section-head a { color: var(--accent); text-decoration: none; font: 600 12px ui-monospace, SFMono-Regular, Menlo, monospace; }
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card, .list-row {
  border: 1px solid var(--line); background: var(--panel); padding: 20px;
}
.card { min-height: 230px; }
.card:hover, .list-row:hover { border-color: #405047; }
.card-meta { color: var(--muted); font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; }
.card h3 { margin: 12px 0 8px; font-size: 20px; }
.card h3 a, .list-row h2 a { text-decoration: none; }
.card p, .list-row p { color: #c9d0ca; font-size: 14px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.tags a {
  color: var(--accent); text-decoration: none;
  font: 11px ui-monospace, SFMono-Regular, Menlo, monospace;
}
.article-list { display: grid; gap: 12px; }
.list-row { display: grid; grid-template-columns: 110px 1fr; gap: 20px; }
.list-row h2 { margin: 0 0 8px; font-size: 23px; }
.content {
  max-width: 820px;
  margin: 0 auto;
}
.content h1 { font-size: clamp(36px, 7vw, 64px); margin-bottom: 10px; }
.content .article-meta { color: var(--muted); font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; margin-bottom: 34px; }
.content h2 { margin-top: 42px; }
.content h3 { margin-top: 32px; }
.content pre {
  overflow-x: auto; padding: 16px; border: 1px solid var(--line);
  background: #020302;
}
.content code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.content :not(pre) > code {
  color: var(--accent); background: rgba(57,255,20,.07); padding: 2px 4px;
}
.content blockquote {
  margin: 28px 0; padding: 4px 0 4px 18px; border-left: 2px solid var(--accent); color: #cbd4cc;
}
.site-footer { border-top: 1px solid var(--line); color: var(--muted); }
.footer-inner { min-height: 80px; font: 11px ui-monospace, SFMono-Regular, Menlo, monospace; }
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; }
  .hero-symbol { max-width: 260px; }
  .article-grid { grid-template-columns: 1fr; }
  .header-inner { align-items: flex-start; padding: 14px 0; flex-direction: column; }
  nav { gap: 12px; }
}
@media (max-width: 560px) {
  .wrap { width: min(var(--max), calc(100% - 24px)); }
  .main-content { padding-top: 36px; }
  .list-row { grid-template-columns: 1fr; gap: 8px; }
  .footer-inner { flex-direction: column; align-items: flex-start; justify-content: center; }
}
.abstract { border-left: 2px solid var(--accent); padding: 14px 18px; margin: 28px 0 36px; background: rgba(57,255,20,.03); }
.abstract strong { font: 700 12px ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--accent); text-transform: uppercase; letter-spacing: .1em; }
.article-body h2 { margin-top: 42px; }
.article-footer-block, .references { margin-top: 50px; padding-top: 20px; border-top: 1px solid var(--line); }
.references li { margin: 8px 0; color: #c9d0ca; }
.taxonomy-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.taxonomy-card { display: block; padding: 18px; text-decoration: none; }
.taxonomy-card strong { display: block; color: var(--accent); font: 700 13px ui-monospace, SFMono-Regular, Menlo, monospace; }
.taxonomy-card span { display: block; color: var(--muted); margin-top: 8px; font-size: 12px; }
@media (max-width: 860px) { .taxonomy-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .taxonomy-grid { grid-template-columns: 1fr; } }


.brand-logo {
  width: 54px;
  height: 54px;
  object-fit: cover;
  display: block;
  border-radius: 50%;
  border: 1px solid var(--line);
}
.hero-symbol.logo-hero {
  border: 0;
  padding: 0;
  background: transparent;
  box-shadow: none;
  width: min(340px, 100%);
  justify-self: end;
}
.logo-hero img {
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  object-fit: contain;
  display: block;
}
@media (max-width: 860px) {
  .hero-symbol.logo-hero { justify-self: start; max-width: 280px; }
}