:root {
  --bg: #0b0b0d;
  --bg-elev: #121216;
  --bg-elev-2: #17171c;
  --line: #26262d;
  --line-soft: #1c1c22;
  --fg: #e8e6e1;
  --fg-dim: #a6a39c;
  --fg-mute: #6b685f;
  --accent: oklch(0.88 0.18 130);
  --accent-ink: #0b0b0d;
  --accent-soft: oklch(0.88 0.18 130 / 0.15);

  --font-display: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --font-body: "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --maxw: 1160px;
  --pad: clamp(20px, 4vw, 48px);
  --radius: 4px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); color: var(--fg); }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: var(--accent-ink); }

a { color: inherit; text-decoration: none; }


.shell {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
}

main { padding-top: 120px; padding-bottom: 160px; }

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(11, 11, 13, 0.72);
  border-bottom: 1px solid var(--line-soft);
}
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-mark {
  width: 10px;
  height: 10px;
  background: var(--accent);
  transform: rotate(45deg);
  display: inline-block;
}
.brand-name { color: var(--fg); }
.brand-domain { color: var(--fg-mute); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 10px 14px;
  color: var(--fg-dim);
  border-radius: 2px;
  position: relative;
  transition: color 0.18s;
}
.nav-links a:hover { color: var(--fg); }
.nav-links a.active { color: var(--fg); }
.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 14px;
  right: 14px;
  height: 1px;
  background: var(--accent);
}

.kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.kicker::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.02;
  color: var(--fg);
}
h1 { font-size: clamp(48px, 8vw, 96px); }
h2 { font-size: clamp(32px, 4.5vw, 56px); }
h3 { font-size: clamp(20px, 2.2vw, 24px); letter-spacing: -0.01em; }

p { color: var(--fg-dim); max-width: 62ch; }
p.lead { color: var(--fg); font-size: clamp(18px, 2vw, 22px); line-height: 1.5; max-width: 56ch; }

.mono { font-family: var(--font-mono); }

section { padding: 120px 0; border-top: 1px solid var(--line-soft); }
section:first-of-type { border-top: 0; padding-top: 0; }

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 48px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
}
.section-head .index {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--fg-mute);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  color: var(--fg);
  cursor: pointer;
  transition: border-color 0.18s, background 0.18s, color 0.18s, transform 0.18s;
}
.btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}
.btn.primary {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}
.btn.primary:hover {
  background: transparent;
  color: var(--accent);
}
.btn .arrow {
  display: inline-block;
  transition: transform 0.2s;
}
.btn:hover .arrow { transform: translateX(3px); }

footer {
  border-top: 1px solid var(--line-soft);
  padding: 32px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-mute);
}
.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.row { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.col { display: flex; flex-direction: column; gap: 16px; }
.spacer-sm { height: 16px; }
.spacer-md { height: 32px; }
.spacer-lg { height: 64px; }

.tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 4px 8px;
  border: 1px solid var(--line);
  color: var(--fg-dim);
  border-radius: 2px;
  display: inline-block;
}

.divider {
  height: 1px;
  background: var(--line-soft);
  margin: 24px 0;
}

@media (max-width: 700px) {
  .nav-links a { padding: 8px 10px; font-size: 11px; }
  .brand-domain { display: none; }
  main { padding-top: 88px; padding-bottom: 80px; }
  section { padding: 64px 0; }
}