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

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

:root {
  --bg: #0e0f10;
  --surface: #151617;
  --border: #1e2022;
  --cream: #feffd5;
  --cream-dim: #feffd580;
  --text: #d4d4d4;
  --text-muted: #777;
  --text-dim: #444;
  --accent: #20b8cd;
}

body {
  font-family: 'Inter', 'Helvetica Neue', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Noise overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: 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 */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2.5rem;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg) ee;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.nav-brand img {
  height: 1.6rem;
  width: auto;
}

.nav-brand span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--cream);
  letter-spacing: 0.08em;
}

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

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s;
}

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

/* Hero */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8rem 2rem 6rem;
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #feffd508 0%, transparent 70%);
  pointer-events: none;
}

.hero-logo {
  width: 120px;
  height: auto;
  margin-bottom: 2.5rem;
  filter: drop-shadow(0 0 40px #feffd510);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

.hero h1 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.hero .tagline {
  font-size: 1.1rem;
  color: var(--text-muted);
  font-weight: 400;
  max-width: 300px;
  line-height: 1.6;
  margin-bottom: 0.5rem;
}

.hero .sub-tagline {
  font-size: 0.8rem;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.06em;
  margin-bottom: 3rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.75rem;
  background: var(--cream);
  color: #0e0f10;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  letter-spacing: 0.02em;
  transition: all 0.2s;
}

.btn-primary:hover {
  background: #ffffdf;
  box-shadow: 0 0 20px #feffd520;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.75rem;
  background: transparent;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  letter-spacing: 0.02em;
  transition: all 0.2s;
}

.btn-secondary:hover {
  border-color: var(--text-dim);
  color: var(--text);
}

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.feature {
  background: var(--bg);
  padding: 2.5rem 2rem;
  transition: background 0.2s;
}

.feature:hover {
  background: var(--surface);
}

.feature-icon {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.4rem;
  color: var(--cream);
  margin-bottom: 1rem;
  opacity: 0.7;
}

.feature h3 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.6rem;
  letter-spacing: 0.01em;
}

.feature p {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Terminal demo */
.demo-section {
  padding: 6rem 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.demo-section h2 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-dim);
  margin-bottom: 2rem;
}

.terminal {
  width: 100%;
  max-width: 640px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

.terminal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-dim);
}

.terminal-title {
  flex: 1;
  text-align: center;
  font-size: 0.65rem;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
}

.terminal-body {
  padding: 1.25rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  line-height: 1.7;
}

.terminal-line {
  margin-bottom: 0.25rem;
}

.terminal-prompt {
  color: var(--cream-dim);
}

.terminal-cmd {
  color: var(--text);
}

.terminal-output {
  color: var(--text-muted);
}

.terminal-accent {
  color: var(--accent);
}

.terminal-cursor {
  display: inline-block;
  width: 7px;
  height: 14px;
  background: var(--cream);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: blink 1.2s step-end infinite;
}

@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

/* Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

footer .footer-left {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

footer .footer-links {
  display: flex;
  gap: 1.5rem;
}

footer .footer-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.7rem;
  transition: color 0.2s;
}

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

/* Responsive */
@media (max-width: 768px) {
  nav {
    padding: 1rem 1.25rem;
  }
  .nav-links {
    gap: 1rem;
  }
  .hero {
    padding: 5rem 1.5rem 4rem;
  }
  .hero h1 {
    font-size: 2.2rem;
  }
  .hero-logo {
    width: 80px;
  }
  .features {
    grid-template-columns: 1fr;
  }
  .hero-actions {
    flex-direction: column;
  }
  .demo-section {
    padding: 4rem 1.25rem;
  }
  footer {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}