:root {
  color-scheme: dark;
  --bg: #101513;
  --surface: #171e1b;
  --text: #f2f0e8;
  --muted: #a8b0aa;
  --accent: #d8ff65;
  --line: rgba(242, 240, 232, 0.14);
  --max: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 82% 8%, rgba(216, 255, 101, 0.10), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a { color: inherit; }

.site-header,
main,
footer {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

.site-header {
  min-height: 94px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--accent);
  border-radius: 50%;
  color: var(--accent);
  letter-spacing: 0;
}

.status {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 0.82rem;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent);
}

.hero {
  min-height: 660px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 90px 0;
}

.eyebrow,
.number {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

h1 {
  max-width: 970px;
  margin: 22px 0 28px;
  font-size: clamp(3.2rem, 8.5vw, 7.7rem);
  font-weight: 650;
  letter-spacing: -0.066em;
  line-height: 0.92;
}

h1 em {
  color: var(--accent);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.hero-copy {
  max-width: 650px;
  margin: 0 0 40px;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.2rem);
}

.button {
  width: fit-content;
  padding: 14px 19px;
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.9rem;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.button:hover,
.button:focus-visible {
  background: var(--accent);
  border-color: var(--accent);
  color: #101513;
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.principles article {
  min-height: 290px;
  padding: 38px;
}

.principles article + article { border-left: 1px solid var(--line); }

.principles h2,
.in-progress h2 {
  margin: 54px 0 16px;
  font-size: 1.4rem;
}

.principles p,
.in-progress > p {
  color: var(--muted);
}

.in-progress {
  min-height: 390px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 70px;
  border-bottom: 1px solid var(--line);
}

.in-progress h2 {
  margin-top: 16px;
  font-size: clamp(2rem, 5vw, 4.4rem);
  letter-spacing: -0.045em;
  line-height: 1;
}

.in-progress > p { max-width: 460px; }

footer {
  min-height: 130px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: var(--muted);
  font-size: 0.78rem;
}

@media (max-width: 760px) {
  .status { display: none; }
  .hero { min-height: 580px; }
  .principles { grid-template-columns: 1fr; }
  .principles article { min-height: auto; padding: 34px 0; }
  .principles article + article { border-left: 0; border-top: 1px solid var(--line); }
  .principles h2 { margin-top: 30px; }
  .in-progress { grid-template-columns: 1fr; gap: 12px; padding: 78px 0; }
  footer { align-items: flex-start; flex-direction: column; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}