:root {
  --bg: #0d0d0d;
  --bg-alt: #141414;
  --surface: #1a1a1a;
  --border: #2a2a2a;
  --fg: #e8e8e8;
  --muted: #888;
  --dim: #444;
  --accent: #39ff6a;
  --accent-dim: rgba(57, 255, 106, 0.12);
  --red: #ff5f57;
  --yellow: #febc2e;
  --green: #28c840;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
}

/* NAVBAR */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 13, 13, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 32px;
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--fg);
}
.nav-logo .accent { color: var(--accent); }
.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}
.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* HERO */
.hero {
  padding: 80px 32px 60px;
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-text h1 {
  font-size: 52px;
  line-height: 1.1;
  margin-bottom: 24px;
  color: var(--fg);
}
.lede {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
  max-width: 440px;
}

/* TERMINAL */
.hero-terminal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6), 0 0 0 1px rgba(57,255,106,0.06);
}
.term-bar {
  background: #1e1e1e;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--border);
}
.term-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
}
.term-dot.red { background: #ff5f57; }
.term-dot.yellow { background: #febc2e; }
.term-dot.green { background: #28c840; }
.term-title {
  margin-left: 8px;
  font-size: 11px;
  color: var(--muted);
}
.term-body {
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.term-line { font-size: 13px; }
.prompt { color: var(--accent); }
.muted { color: #aaa; }
.dim { color: var(--dim); }
.highlight { color: var(--accent); font-weight: 600; }
.cursor {
  animation: blink 1s infinite;
  color: var(--accent);
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

/* STATS */
.stats { padding: 0 32px 72px; }
.stats-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.stat-card {
  background: var(--surface);
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.accent-card { background: var(--accent-dim); }
.stat-value {
  font-size: 36px;
  font-weight: 700;
  color: var(--fg);
  font-family: 'Space Grotesk', sans-serif;
}
.accent-card .stat-value { color: var(--accent); }
.stat-label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }

/* FEATURES */
.features { padding: 0 32px 80px; }
.features-inner { max-width: 1100px; margin: 0 auto; }
.features h2 {
  font-size: 32px;
  margin-bottom: 48px;
  color: var(--fg);
}
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.feature-card {
  background: var(--surface);
  padding: 36px 40px;
  transition: background 0.2s;
}
.feature-card:hover { background: #1f1f1f; }
.feature-icon {
  color: var(--accent);
  margin-bottom: 20px;
}
.feature-card h3 {
  font-size: 17px;
  margin-bottom: 12px;
  color: var(--fg);
}
.feature-card p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

/* PHILOSOPHY */
.philosophy { padding: 0 32px 80px; }
.philosophy-inner { max-width: 1100px; margin: 0 auto; }
.philosophy-quote {
  border-left: 3px solid var(--accent);
  padding-left: 32px;
}
.philosophy-quote p {
  font-size: 20px;
  font-family: 'Space Grotesk', sans-serif;
  color: var(--muted);
  line-height: 1.6;
  font-style: italic;
}

/* CLOSING */
.closing { padding: 0 32px 80px; }
.closing-inner { max-width: 1100px; margin: 0 auto; }
.closing h2 {
  font-size: 42px;
  line-height: 1.15;
  margin-bottom: 24px;
  color: var(--fg);
}
.closing p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
  max-width: 540px;
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  padding: 28px 32px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--fg);
}
.footer-logo .accent { color: var(--accent); }
.footer-sub { color: var(--muted); font-size: 12px; }

/* MOBILE */
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-text h1 { font-size: 36px; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .closing h2 { font-size: 28px; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
  .philosophy-quote p { font-size: 16px; }
}
@media (max-width: 480px) {
  .stats-inner { grid-template-columns: 1fr; }
  .hero { padding: 48px 20px 40px; }
  .features, .closing, .philosophy, .stats { padding-left: 20px; padding-right: 20px; padding-bottom: 48px; }
  .navbar { padding: 0 20px; }
}