:root {
  --bg: #0f1115;
  --bg-alt: #14171d;
  --text: #eef0f3;
  --muted: #9aa1ac;
  --accent: #6c8cff;
  --border: #23262e;
  --radius: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

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

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(15, 17, 21, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { font-weight: 700; font-size: 1.1rem; letter-spacing: 0.02em; }

.nav-links { display: flex; gap: 24px; }
.nav-links a { color: var(--muted); font-size: 0.95rem; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }

.hero {
  padding: 120px 24px 100px;
  text-align: center;
}

.hero-inner { max-width: 640px; margin: 0 auto; }

.eyebrow {
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 12px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin: 0 0 20px;
  letter-spacing: -0.02em;
}

.lead { color: var(--muted); font-size: 1.15rem; margin: 0 0 32px; }

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 12px 28px;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.15s, opacity 0.15s;
}
.btn:hover { transform: translateY(-1px); opacity: 0.9; }

.section {
  max-width: 960px;
  margin: 0 auto;
  padding: 80px 24px;
}

.section.alt { max-width: none; background: var(--bg-alt); }
.section.alt > * { max-width: 960px; margin-left: auto; margin-right: auto; }

.section h2 {
  font-size: 1.8rem;
  margin: 0 0 24px;
  letter-spacing: -0.01em;
}

.section p { color: var(--muted); max-width: 640px; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.card h3 { margin: 0 0 8px; font-size: 1.1rem; }
.card p { margin: 0; font-size: 0.95rem; }

.contact .email {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--accent);
}

.footer {
  border-top: 1px solid var(--border);
  padding: 32px 24px;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 600px) {
  .nav-links { gap: 16px; }
  .hero { padding: 90px 20px 70px; }
}