*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #081112;
  --bg-elevated: #0d1718;
  --bg-card: #121d1f;
  --border: #223234;
  --border-hover: #385255;
  --text: #e8e8ec;
  --text-muted: #7a7a88;
  --text-dim: #4e4e5a;
  --accent: #95f2dc;
  --accent-dim: rgba(149, 242, 220, 0.08);
  --red: #ff3b3b;
  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.25rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(20px);
  background: rgba(10, 10, 11, 0.8);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
}

.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.3s;
}

.nav-links a:hover { color: var(--text); }

.nav-cta {
  background: var(--accent);
  color: var(--bg);
  padding: 0.5rem 1.2rem;
  border-radius: 2px;
  font-weight: 500;
  transition: opacity 0.3s;
}

.nav-cta:hover { opacity: 0.85; }

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 2.5rem 4rem;
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
}

.hero-eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.2s ease forwards;
}

.hero-eyebrow::before {
  content: '';
  width: 2rem;
  height: 1px;
  background: var(--accent);
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(3rem, 7vw, 6.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  max-width: 900px;
  opacity: 0;
  animation: fadeUp 0.8s 0.4s ease forwards;
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
}

.hero-sub {
  margin-top: 2.5rem;
  max-width: 520px;
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  opacity: 0;
  animation: fadeUp 0.8s 0.6s ease forwards;
}

.hero-actions {
  margin-top: 3rem;
  display: flex;
  gap: 1rem;
  align-items: center;
  opacity: 0;
  animation: fadeUp 0.8s 0.8s ease forwards;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
  padding: 0.85rem 2rem;
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
}

.btn-primary:hover { box-shadow: 0 0 30px rgba(200, 255, 0, 0.25); }

.btn-ghost {
  color: var(--text-muted);
  padding: 0.85rem 1.5rem;
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--border);
  transition: all 0.3s;
}

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

.hero::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.15;
  bottom: 0;
  animation: scan 4s ease-in-out infinite;
}

@keyframes scan {
  0%, 100% { bottom: 20%; opacity: 0; }
  50% { bottom: 80%; opacity: 0.15; }
}

.stats {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 3rem 2.5rem;
}

.stats-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stat { text-align: center; }

.stat-num {
  font-family: var(--serif);
  font-size: 3rem;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 0.5rem;
}

section { padding: 7rem 2.5rem; }

.section-inner {
  max-width: 1400px;
  margin: 0 auto;
}

.section-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-label::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--accent);
  display: inline-block;
}

.section-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  line-height: 1.15;
  max-width: 700px;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 3.5rem;
  font-size: 1rem;
  line-height: 1.7;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.service-card {
  background: var(--bg);
  padding: 2.5rem;
  transition: background 0.4s;
  position: relative;
}

.service-card:hover { background: var(--bg-elevated); }

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.5s ease;
}

.service-card:hover::before { width: 100%; }

.service-icon {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
  letter-spacing: 0.1em;
}

.service-card h3 {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.research-section { background: var(--bg-elevated); }

.research-card { background: var(--bg-elevated); }

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.4s;
}

.team-card:hover { border-color: var(--border-hover); }

.team-name {
  font-family: var(--serif);
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

.team-role {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.team-card p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.75;
}

.quote-section {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 5rem 2.5rem;
  text-align: center;
}

.quote-text {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 1.5rem;
  line-height: 1.5;
}

.quote-attr {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.cta-section {
  text-align: center;
  padding: 7rem 2.5rem;
  background: var(--bg-elevated);
}

.cta-section .section-title {
  margin: 0 auto 1rem;
  text-align: center;
}

.section-label-center { justify-content: center; }

.cta-desc {
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto 2.5rem;
  font-size: 1rem;
}

.cta-email {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 1rem;
}

.cta-email a {
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: all 0.3s;
}

.cta-email a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

footer {
  border-top: 1px solid var(--border);
  padding: 2rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

footer span {
  font-size: 0.72rem;
  color: var(--text-dim);
  font-family: var(--mono);
  letter-spacing: 0.05em;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 768px) {
  nav { padding: 1rem 1.25rem; }
  .nav-links { gap: 1rem; }
  .nav-links a:not(.nav-cta) { display: none; }
  .hero { padding: 7rem 1.25rem 3rem; }
  section { padding: 4rem 1.25rem; }
  .stats { padding: 3rem 1.25rem; }
  .quote-section { padding: 4rem 1.25rem; }
  .cta-section { padding: 4rem 1.25rem; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  footer { flex-direction: column; gap: 0.5rem; }
}