:root {
  --bg: #0a0a0e;
  --bg-2: #111118;
  --bg-3: #18181f;
  --fg: #e8e8ea;
  --fg-dim: #8888a0;
  --accent: #c8ff00;
  --accent-dim: #9bbf00;
  --border: #222230;
  --success: #00e87a;
  --terminal-bg: #050508;
}

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

html { font-size: 16px; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Mono', monospace;
  line-height: 1.6;
  overflow-x: hidden;
}

/* --- NAV --- */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--accent);
  letter-spacing: 0.05em;
}
.nav-status {
  font-size: 0.75rem;
  color: var(--fg-dim);
  display: flex;
  align-items: center;
  gap: 8px;
}
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* --- HERO --- */
.hero {
  padding: 80px 48px 100px;
  max-width: 1100px;
}
.hero-label {
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 24px;
  font-family: 'Chakra Petch', sans-serif;
}
.hero-headline {
  font-family: 'Chakra Petch', sans-serif;
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--fg);
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--fg-dim);
  max-width: 560px;
  margin-bottom: 48px;
  line-height: 1.7;
}
.hero-terminal {
  background: var(--terminal-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  max-width: 680px;
  overflow: hidden;
  box-shadow: 0 0 60px rgba(200, 255, 0, 0.06), 0 20px 60px rgba(0,0,0,0.5);
}
.terminal-bar {
  background: var(--bg-3);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}
.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot.red { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green { background: #28c840; }
.terminal-title {
  font-size: 0.75rem;
  color: var(--fg-dim);
  margin-left: 8px;
}
.terminal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.875rem;
}
.line { color: var(--fg); }
.line.dim { color: var(--fg-dim); }
.line.success { color: var(--accent); font-weight: 500; }
.prompt { color: var(--accent); margin-right: 8px; }
.cursor {
  display: inline-block;
  width: 8px;
  height: 18px;
  background: var(--accent);
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* --- HOW --- */
.how {
  padding: 80px 48px;
  border-top: 1px solid var(--border);
}
.how-header {
  margin-bottom: 56px;
}
.section-tag {
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 16px;
  font-family: 'Chakra Petch', sans-serif;
}
.how-header h2 {
  font-family: 'Chakra Petch', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
}
.steps {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  max-width: 900px;
}
.step {
  flex: 1;
  min-width: 200px;
}
.step-num {
  font-family: 'Chakra Petch', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
  line-height: 1;
}
.step-content h3 {
  font-family: 'Chakra Petch', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.step-content p {
  font-size: 0.875rem;
  color: var(--fg-dim);
  line-height: 1.6;
}
.step-connector {
  width: 48px;
  height: 1px;
  background: var(--border);
  flex-shrink: 0;
  margin: 0 16px;
  align-self: flex-start;
  margin-top: 24px;
}

/* --- FEATURES --- */
.features {
  padding: 80px 48px;
  background: var(--bg-2);
}
.features-header {
  margin-bottom: 56px;
}
.features-header h2 {
  font-family: 'Chakra Petch', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 32px;
  max-width: 1100px;
}
.feature {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  background: var(--bg);
  transition: border-color 0.2s;
}
.feature:hover { border-color: #333345; }
.feature-icon {
  color: var(--accent);
  margin-bottom: 16px;
}
.feature h3 {
  font-family: 'Chakra Petch', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
}
.feature p {
  font-size: 0.85rem;
  color: var(--fg-dim);
  line-height: 1.65;
}

/* --- DASHBOARD --- */
.dashboard {
  padding: 100px 48px;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: center;
  max-width: 1200px;
}
.dashboard-left h2 {
  font-family: 'Chakra Petch', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
}
.dashboard-left p {
  font-size: 0.9rem;
  color: var(--fg-dim);
  line-height: 1.7;
  margin-bottom: 40px;
}
.stat-row {
  display: flex;
  gap: 40px;
}
.stat-val {
  font-family: 'Chakra Petch', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 0.75rem;
  color: var(--fg-dim);
}
.monitor {
  background: var(--terminal-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.monitor-bar {
  background: var(--bg-3);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--fg-dim);
  border-bottom: 1px solid var(--border);
}
.monitor-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--fg-dim);
}
.monitor-dot.active { background: var(--accent); animation: pulse 2s infinite; }
.monitor-time { margin-left: auto; color: var(--fg-dim); font-size: 0.72rem; }
.monitor-body { padding: 20px; display: flex; flex-direction: column; gap: 8px; }
.trace-line {
  font-size: 0.78rem;
  color: var(--fg-dim);
  display: flex;
  gap: 12px;
}
.trace-line.active { color: var(--fg); }
.trace-ts {
  color: var(--fg-dim);
  opacity: 0.5;
  flex-shrink: 0;
  font-size: 0.72rem;
}

/* --- CLOSING --- */
.closing {
  padding: 100px 48px 120px;
  border-top: 1px solid var(--border);
  max-width: 900px;
}
.closing h2 {
  font-family: 'Chakra Petch', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 28px;
}
.closing p {
  font-size: 1rem;
  color: var(--fg-dim);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 40px;
}
.closing-tagline {
  font-family: 'Chakra Petch', sans-serif;
  font-size: 0.9rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* --- FOOTER --- */
.footer {
  padding: 40px 48px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-logo {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent);
}
.footer-tagline {
  font-size: 0.8rem;
  color: var(--fg-dim);
  margin-left: 16px;
}
.footer-meta {
  font-size: 0.78rem;
  color: var(--fg-dim);
  max-width: 400px;
  text-align: right;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
  .nav { padding: 16px 24px; }
  .hero { padding: 48px 24px 64px; }
  .how { padding: 60px 24px; }
  .features { padding: 60px 24px; }
  .dashboard {
    padding: 60px 24px;
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .closing { padding: 60px 24px 80px; }
  .footer { padding: 32px 24px; flex-direction: column; align-items: flex-start; }
  .footer-meta { text-align: left; }
  .stat-row { flex-wrap: wrap; gap: 24px; }
  .steps { flex-direction: column; gap: 24px; }
  .step-connector { width: 1px; height: 24px; margin: 0; }
  .feature-grid { grid-template-columns: 1fr; }
}