:root {
  --bg: #07140f;
  --panel: #10251b;
  --text: #eef8ef;
  --muted: #b7c9bd;
  --line: rgba(255, 255, 255, 0.14);
  --green: #7ee08b;
  --lime: #d6ff65;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top left, #174a2f, transparent 34rem), var(--bg);
  line-height: 1.6;
}

a { color: inherit; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(7, 20, 15, 0.84);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-links a, .btn {
  text-decoration: none;
  font-weight: 700;
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  padding: 10px 14px;
  border-radius: 999px;
}

.hero {
  max-width: 1180px;
  margin: 0 auto;
  min-height: 760px;
  padding: 92px 24px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.eyebrow {
  color: var(--lime);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  font-weight: 800;
}

h1, h2, h3, p { margin-top: 0; }
h1 {
  font-size: clamp(3rem, 8vw, 6.6rem);
  line-height: 0.92;
  margin: 18px 0 24px;
  letter-spacing: -0.08em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.hero-copy p {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.15rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  padding: 15px 20px;
  border-radius: 999px;
  border: 1px solid var(--line);
}

.btn.primary {
  color: #06110c;
  background: linear-gradient(135deg, var(--green), var(--lime));
}

.btn.ghost { color: var(--text); }

.hero-panel {
  min-height: 520px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 40px;
  background:
    linear-gradient(180deg, rgba(126, 224, 139, 0.12), rgba(214, 255, 101, 0.04)),
    repeating-linear-gradient(90deg, transparent 0 30px, rgba(255,255,255,0.04) 31px 32px);
  display: grid;
  gap: 18px;
  align-content: end;
}

.metric {
  padding: 22px;
  border-radius: 24px;
  background: rgba(7, 20, 15, 0.74);
  border: 1px solid var(--line);
}

.metric strong {
  display: block;
  font-size: 2.6rem;
  color: var(--green);
}

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 76px 24px;
}

.intro, .split, .contact {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 28px;
}

.note, .lab-card, .contact-box, .cards article, .timeline div, .stats div {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(16, 37, 27, 0.72);
  padding: 28px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.cards span {
  color: var(--lime);
  font-weight: 900;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 26px;
}

.timeline b {
  color: var(--green);
  font-size: 1.25rem;
}

.split ul {
  padding-left: 22px;
  color: var(--muted);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.stats strong {
  display: block;
  color: var(--lime);
  font-size: 4rem;
  line-height: 1;
}

.contact-box a { color: var(--green); }
footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 28px 24px;
  text-align: center;
}

@media (max-width: 860px) {
  .hero, .intro, .split, .contact, .cards, .timeline, .stats {
    grid-template-columns: 1fr;
  }
  .nav-links {
    display: none;
    position: absolute;
    left: 16px;
    right: 16px;
    top: 68px;
    padding: 18px;
    border-radius: 22px;
    background: var(--panel);
    border: 1px solid var(--line);
    flex-direction: column;
  }
  .nav-links.open { display: flex; }
  .menu-toggle { display: inline-flex; }
  .hero { min-height: auto; padding-top: 56px; }
  .hero-panel { min-height: 360px; }
}