:root {
  --color-void: #050505;
  --color-grid: #111113;
  --color-border: #1f1f22;
  --color-phosphor: #39ff14;
  --color-alert: #ff3333;
  --color-text: #e0e0e0;
  --color-muted: #a1a1aa;
  --color-panel: #0b0b0f;
  --font-display: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

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

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;600&display=swap');

body {
  font-family: var(--font-sans);
  background: var(--color-void);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px);
  background-size: 48px 48px, 48px 48px;
  opacity: 0.25;
  pointer-events: none;
  z-index: 0;
}

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

header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: rgba(5, 5, 5, 0.8);
  border-bottom: 1px solid var(--color-border);
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.brand img {
  width: 34px;
  height: 34px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-links a {
  padding: 0.4rem 0.35rem;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-phosphor);
  border-color: var(--color-phosphor);
}

.layout {
  position: relative;
  z-index: 1;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
  display: grid;
  gap: 2rem;
}

.hero {
  border: 1px solid var(--color-border);
  background: linear-gradient(145deg, rgba(8, 8, 10, 0.9), rgba(10, 14, 10, 0.7));
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(57, 255, 20, 0.08), transparent 35%),
              radial-gradient(circle at 80% 20%, rgba(57, 255, 20, 0.06), transparent 30%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 2rem;
  align-items: center;
  position: relative;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.hero p {
  color: var(--color-muted);
  max-width: 640px;
  margin-bottom: 1.5rem;
}

.tagline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-phosphor);
  background: rgba(57, 255, 20, 0.1);
  border: 1px solid var(--color-phosphor);
  padding: 0.35rem 0.6rem;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.3rem;
  border: 1px solid var(--color-border);
  background: var(--color-panel);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  transition: all 0.2s ease;
  font-family: var(--font-display);
}

.btn:hover {
  border-color: var(--color-phosphor);
  color: var(--color-phosphor);
  box-shadow: 0 0 0 1px rgba(57, 255, 20, 0.25);
}

.btn.primary {
  background: var(--color-phosphor);
  color: #000;
  border-color: var(--color-phosphor);
}

.btn.primary:hover {
  filter: brightness(1.05);
  box-shadow: 0 0 0 2px rgba(57, 255, 20, 0.35);
}

.btn.ghost {
  background: transparent;
}

.hud {
  position: relative;
  border: 1px solid var(--color-border);
  background: var(--color-panel);
  padding: 1.5rem;
  overflow: hidden;
}

.hud .corners::before,
.hud .corners::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border: 2px solid var(--color-phosphor);
}

.hud .corners::before {
  top: -1px;
  left: -1px;
  border-right: none;
  border-bottom: none;
}

.hud .corners::after {
  bottom: -1px;
  right: -1px;
  border-left: none;
  border-top: none;
}

.hud .label {
  position: absolute;
  top: -0.8rem;
  left: 1rem;
  background: var(--color-panel);
  padding: 0 0.4rem;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--color-phosphor);
  font-family: var(--font-mono);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.feature-card {
  position: relative;
  padding: 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-panel);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.feature-card:hover {
  border-color: var(--color-phosphor);
  transform: translateY(-2px);
}

.feature-card h3 {
  font-family: var(--font-display);
  margin-bottom: 0.4rem;
  letter-spacing: 0.02em;
}

.feature-card p {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.stat {
  border: 1px solid var(--color-border);
  padding: 1rem;
  background: var(--color-panel);
  font-family: var(--font-mono);
}

.stat .label {
  display: block;
  color: var(--color-muted);
  font-size: 0.8rem;
  margin-bottom: 0.4rem;
}

.stat .value {
  font-size: 1.4rem;
  color: var(--color-phosphor);
}

.code {
  background: #0f1115;
  border: 1px solid var(--color-border);
  font-family: var(--font-mono);
  padding: 1rem;
  overflow-x: auto;
  color: #b4f7c5;
}

.grid-two {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.25rem;
  align-items: start;
}

.docs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
}

.docs-item h4 {
  font-family: var(--font-display);
  margin-bottom: 0.35rem;
  letter-spacing: 0.02em;
}

.docs-item p,
.docs-item li {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.docs-item ul {
  padding-left: 1.2rem;
  display: grid;
  gap: 0.35rem;
}

.widget {
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  color: var(--color-phosphor);
}

.widget canvas {
  width: 100%;
  height: 200px;
  background: #070909;
  border: 1px solid var(--color-border);
}

footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
  color: var(--color-muted);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--color-border);
}

@media (max-width: 768px) {
  nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding: 1.75rem;
  }

  .cta-row {
    width: 100%;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }
}

footer {
  border-top: 1px solid var(--color-border);
  padding: 2rem;
  text-align: center;
  color: var(--color-text-light);
  margin-top: 4rem;
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  nav {
    flex-direction: column;
    gap: 1rem;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }
}