:root {
  --bg: #08120f;
  --surface: #10201a;
  --surface-soft: #14271f;
  --paper: #edf4ef;
  --ink: #f1f7f3;
  --muted: #a9b9b0;
  --line: rgba(220, 240, 228, 0.14);
  --accent: #b9ff63;
  --accent-strong: #7df01d;
  --dark-ink: #0c1813;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); line-height: 1.55; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.metric-pixel { position: absolute; left: -9999px; width: 1px; height: 1px; }

.site-header,
.hero,
.section,
.site-footer { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }

.site-header {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-weight: 900;
  letter-spacing: -1px;
}
.brand > span:last-child { display: flex; flex-direction: column; line-height: 1.05; }
.brand b { font-size: 21px; letter-spacing: -0.7px; }
.brand small { margin-top: 4px; color: var(--muted); font-size: 9px; letter-spacing: 0.12em; text-transform: uppercase; }
nav { display: flex; align-items: center; gap: 30px; color: #c7d4cc; font-size: 14px; }
nav a { transition: color 0.2s ease; }
nav a:hover { color: var(--accent); }
.menu-button { display: none; border: 1px solid var(--line); background: transparent; color: var(--ink); padding: 8px 12px; }

.hero {
  min-height: 680px;
  padding: 94px 0 74px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 70px;
}
.eyebrow, .article-kicker { margin: 0 0 18px; color: var(--accent); font-size: 12px; font-weight: 800; letter-spacing: 0.15em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 28px; font-size: clamp(48px, 6.2vw, 86px); line-height: 0.97; letter-spacing: -0.065em; max-width: 750px; }
h1 span { color: var(--accent); }
.hero-lead { max-width: 690px; margin-bottom: 34px; color: #c1cec6; font-size: clamp(18px, 1.55vw, 22px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { min-height: 48px; padding: 13px 20px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--line); font-weight: 750; }
.button-primary { background: var(--accent); border-color: var(--accent); color: var(--dark-ink); }
.button-secondary:hover { border-color: var(--accent); color: var(--accent); }
.hero-stats { margin: 48px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.hero-stats div { padding-top: 16px; border-top: 1px solid var(--line); }
.hero-stats dt { color: var(--accent); font-size: 21px; font-weight: 850; }
.hero-stats dd { margin: 3px 0 0; color: var(--muted); font-size: 12px; }

.hero-visual { position: relative; min-height: 500px; border: 1px solid var(--line); overflow: hidden; background: radial-gradient(circle at center, rgba(185,255,99,.13), transparent 42%), #0b1713; }
.hero-visual::before { content: ""; position: absolute; inset: 0; opacity: .22; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 36px 36px; }
.orbit { position: absolute; left: 50%; top: 50%; border: 1px solid rgba(185,255,99,.28); border-radius: 50%; transform: translate(-50%, -50%); }
.orbit-one { width: 310px; height: 310px; }
.orbit-two { width: 420px; height: 420px; border-style: dashed; animation: rotate 28s linear infinite; }
.core { position: absolute; left: 50%; top: 50%; width: 158px; height: 158px; transform: translate(-50%, -50%); display: grid; place-content: center; text-align: center; border-radius: 50%; background: var(--accent); color: var(--dark-ink); box-shadow: 0 0 70px rgba(185,255,99,.2); }
.core span { font-size: 52px; font-weight: 950; letter-spacing: -5px; line-height: 1; }
.core small { font-size: 9px; letter-spacing: .13em; text-transform: uppercase; }
.signal { position: absolute; padding: 8px 11px; display: flex; align-items: center; gap: 8px; border: 1px solid var(--line); background: rgba(8,18,15,.9); color: #dbe7df; font: 700 11px ui-monospace, SFMono-Regular, Menlo, monospace; }
.signal i { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.signal-one { left: 6%; top: 16%; }.signal-two { right: 5%; top: 28%; }.signal-three { left: 10%; bottom: 15%; }

.ticker { overflow: hidden; padding: 20px 24px; display: flex; justify-content: center; align-items: center; gap: 24px; background: var(--accent); color: var(--dark-ink); font-size: 12px; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; }
.ticker i { width: 5px; height: 5px; border-radius: 50%; background: var(--dark-ink); }
.section { padding: 112px 0; }
.section-heading { max-width: 720px; margin-bottom: 48px; }
.section-heading.horizontal { max-width: none; display: grid; grid-template-columns: 1fr .7fr; gap: 80px; align-items: end; }
.section-heading.horizontal > p { margin-bottom: 4px; color: var(--muted); }
h2 { margin-bottom: 18px; font-size: clamp(38px, 4.7vw, 66px); line-height: 1.02; letter-spacing: -.05em; }
.section-heading > p:last-child { color: var(--muted); font-size: 18px; }

.direction-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 14px; }
.direction-card { min-height: 275px; padding: 28px; display: flex; flex-direction: column; border: 1px solid var(--line); background: var(--surface); }
.direction-card.featured { grid-row: span 2; background: var(--accent); color: var(--dark-ink); }
.card-number { margin-bottom: auto; font: 750 12px ui-monospace, monospace; opacity: .72; }
.direction-card h3 { margin: 42px 0 12px; font-size: 25px; line-height: 1.1; letter-spacing: -.025em; }
.direction-card p { margin-bottom: 0; color: var(--muted); }
.direction-card.featured p { color: rgba(12,24,19,.75); }
.direction-card ul { margin: 26px 0 0; padding: 20px 0 0; list-style: none; border-top: 1px solid rgba(12,24,19,.2); }
.direction-card li { margin: 6px 0; font-weight: 700; }

.articles-section { border-top: 1px solid var(--line); }
.article-grid { display: grid; grid-template-columns: 1.15fr .85fr .85fr; gap: 14px; }
.article-card { min-height: 330px; padding: 28px; display: flex; flex-direction: column; border: 1px solid var(--line); background: #0c1915; }
.article-card.article-main { background: var(--paper); color: var(--dark-ink); }
.article-meta { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.article-main .article-meta { color: #617067; }
.article-card h3 { margin: auto 0 16px; font-size: 27px; line-height: 1.12; letter-spacing: -.035em; }
.article-card p { color: var(--muted); }
.article-main p { color: #526159; }
.article-card a { padding-top: 18px; display: flex; justify-content: space-between; border-top: 1px solid var(--line); color: var(--accent); font-weight: 800; }
.article-main a { color: var(--dark-ink); border-color: rgba(12,24,19,.15); }

.principles { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; border-top: 1px solid var(--line); }
.principle-intro h2 { font-size: clamp(38px, 4.2vw, 60px); }
.principles ol { margin: 0; padding: 0; list-style: none; }
.principles li { padding: 27px 0; display: grid; grid-template-columns: 60px 1fr; gap: 20px; border-top: 1px solid var(--line); }
.principles li > span { color: var(--accent); font: 750 12px ui-monospace, monospace; }
.principles h3 { margin-bottom: 8px; font-size: 22px; }
.principles p { margin-bottom: 0; color: var(--muted); }

.seo-articles { padding-top: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.seo-articles article { padding: 30px; border: 1px solid var(--line); background: var(--surface-soft); }
.seo-articles h2 { font-size: 30px; line-height: 1.12; letter-spacing: -.035em; }
.seo-articles p:not(.article-kicker) { color: #bdcbc2; }
.about { padding: 72px; display: grid; grid-template-columns: .45fr 1.2fr; gap: 80px; background: var(--accent); color: var(--dark-ink); }
.about .eyebrow { color: var(--dark-ink); }
.about h2 { font-size: clamp(38px, 4vw, 58px); }
.about div p { max-width: 760px; margin-bottom: 0; font-size: 18px; }

.site-footer { padding: 44px 0; display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 30px; color: var(--muted); font-size: 13px; border-top: 1px solid var(--line); }
.site-footer p { margin: 0; text-align: center; }

@keyframes rotate { to { transform: translate(-50%, -50%) rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .orbit-two { animation: none; } }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 70px; }
  .hero-visual { min-height: 430px; }
  .direction-grid, .article-grid { grid-template-columns: 1fr 1fr; }
  .direction-card.featured { grid-row: auto; grid-column: span 2; }
  .principles { grid-template-columns: 1fr; gap: 30px; }
  .seo-articles { grid-template-columns: 1fr; }
  .about { grid-template-columns: 1fr; gap: 20px; }
}

@media (max-width: 680px) {
  .site-header, .hero, .section, .site-footer { width: min(100% - 30px, 1180px); }
  .site-header { position: relative; }
  .menu-button { display: block; }
  nav { position: absolute; z-index: 5; left: 0; right: 0; top: 74px; padding: 18px; display: none; flex-direction: column; align-items: stretch; gap: 15px; background: var(--surface); border: 1px solid var(--line); }
  nav.open { display: flex; }
  .hero { min-height: auto; padding: 62px 0; gap: 48px; }
  h1 { font-size: clamp(46px, 15vw, 68px); }
  .hero-stats { grid-template-columns: 1fr; }
  .hero-visual { min-height: 360px; }
  .orbit-one { width: 230px; height: 230px; }.orbit-two { width: 310px; height: 310px; }
  .core { width: 130px; height: 130px; }
  .signal-two { right: 2%; }.signal-three { left: 3%; }
  .ticker { justify-content: flex-start; overflow-x: auto; }
  .section { padding: 78px 0; }
  .section-heading.horizontal { grid-template-columns: 1fr; gap: 10px; }
  .direction-grid, .article-grid { grid-template-columns: 1fr; }
  .direction-card.featured { grid-column: auto; }
  .about { width: 100%; padding: 60px 24px; }
  .site-footer { grid-template-columns: 1fr; text-align: left; }
  .site-footer p { text-align: left; }
}