:root {
  color-scheme: dark;
  --bg: #0b0d10;
  --bg-elev: #11151b;
  --text: #e6edf3;
  --muted: #9aa4b2;
  --accent: #59f1c2;
  --border: #1b2330;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  --mono: "JetBrains Mono", "SFMono-Regular", "Menlo", "Monaco", "Consolas", "Liberation Mono", "Courier New", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--mono);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(89, 241, 194, 0.15), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(83, 164, 255, 0.12), transparent 60%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  letter-spacing: 0.01em;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 13, 16, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav a {
  font-weight: 600;
}

.nav-links {
  display: flex;
  gap: 1.2rem;
  font-size: 0.95rem;
}

.main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem 4rem;
  width: 100%;
}

.hero {
  display: grid;
  gap: 1.5rem;
  padding: 3rem 2.5rem;
  background: linear-gradient(145deg, rgba(17, 21, 27, 0.8), rgba(9, 12, 16, 0.9));
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.4em;
  font-size: 0.75rem;
  color: var(--muted);
  margin: 0;
}

.hero-title {
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  line-height: 1.1;
  margin: 0;
}

.hero-title span {
  color: var(--accent);
}

.hero p {
  margin: 0;
  color: var(--muted);
  max-width: 60ch;
}

.section {
  margin-top: 3rem;
}

.section h2 {
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
  margin-bottom: 1rem;
}

.card-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 16px;
}

.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  background: rgba(11, 13, 16, 0.8);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: 1rem;
}

@media (max-width: 720px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding: 2.25rem 1.8rem;
  }
}