:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-dim: #6b6b7b;
  --fg-muted: #44445a;
  --accent: #00ff88;
  --accent-dim: rgba(0, 255, 136, 0.15);
  --accent-secondary: #7c3aed;
  --border: #1e1e2e;
  --border-accent: rgba(0, 255, 136, 0.25);
  --font-body: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --max-width: 1140px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.section-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-headline {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 600;
  line-height: 1.2;
  color: var(--fg);
  margin-bottom: 48px;
}

/* ========== HERO ========== */
.hero {
  padding: 100px 24px 80px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 6px 14px;
  border-radius: 4px;
  border: 1px solid var(--border-accent);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #ffffff 0%, #a0a0b0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 17px;
  color: var(--fg-dim);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

.stat { text-align: center; }

.stat-value {
  display: block;
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  font-family: var(--font-mono);
}

.stat-label {
  display: block;
  font-size: 12px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ========== TERMINAL ========== */
.terminal {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 13px;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ff5f57; }
.terminal-dot.yellow { background: #febc2e; }
.terminal-dot.green { background: #28c840; }

.terminal-title {
  margin-left: 8px;
  color: var(--fg-dim);
  font-size: 12px;
}

.terminal-body { padding: 18px; }

.terminal-line {
  padding: 6px 0;
  color: var(--fg-dim);
  line-height: 1.6;
}

.t-green { color: var(--accent); margin-right: 8px; }
.t-dim { color: var(--fg-muted); }
.t-pulse { color: var(--accent); animation: pulse 1.5s infinite; }

.terminal-line.active { color: var(--fg); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ========== PIPELINE ========== */
.pipeline {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.pipeline-flow {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 20px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.pipe-node {
  flex: 0 0 140px;
  padding: 20px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  text-align: center;
  transition: border-color 0.2s, transform 0.2s;
}

.pipe-node:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
}

.node-icon {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.node-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 8px;
}

.node-desc {
  font-size: 12px;
  color: var(--fg-dim);
  line-height: 1.5;
}

.pipe-arrow {
  flex-shrink: 0;
  color: var(--accent);
  font-size: 20px;
  margin-top: 36px;
  opacity: 0.5;
}

.loop-indicator {
  text-align: center;
  margin-top: 32px;
}

.loop-text {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  opacity: 0.7;
}

/* ========== FEATURES ========== */
.features {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.feature-card {
  padding: 36px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: border-color 0.2s;
}

.feature-card:hover {
  border-color: var(--border-accent);
}

.feature-number {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--fg);
}

.feature-card p {
  font-size: 14px;
  color: var(--fg-dim);
  line-height: 1.7;
}

/* ========== METRICS ========== */
.metrics {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}

.metrics-banner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.metric-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--fg-dim);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.metric-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-block;
  font-size: 13px;
  padding: 6px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--fg-dim);
}

.tag.accent {
  border-color: var(--border-accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ========== CLOSING ========== */
.closing {
  padding: 120px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.closing h2 {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  background: linear-gradient(135deg, #ffffff 0%, #a0a0b0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
}

.closing-sub {
  font-size: 17px;
  color: var(--fg-dim);
  max-width: 580px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.closing-line {
  width: 60px;
  height: 2px;
  background: var(--accent);
  margin: 0 auto 24px;
}

.closing-tagline {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--accent);
  letter-spacing: 2px;
  font-weight: 500;
}

/* ========== FOOTER ========== */
.site-footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 13px;
  color: var(--fg-muted);
}

.footer-brand {
  color: var(--fg-dim);
  font-weight: 600;
}

.footer-divider { opacity: 0.3; }
.footer-link { color: var(--accent); text-decoration: none; font-size: 13px; }
.footer-link:hover { text-decoration: underline; }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .hero { padding: 60px 20px 60px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { order: -1; }
  .features-grid { grid-template-columns: 1fr; }
  .metrics-banner { grid-template-columns: 1fr; }
  .pipeline-flow { gap: 6px; }
  .pipe-node { flex: 0 0 120px; padding: 16px 12px; }
  .pipe-arrow { font-size: 16px; margin-top: 30px; }
}

@media (max-width: 480px) {
  .hero-stats { flex-direction: column; gap: 16px; }
  .stat-divider { width: 40px; height: 1px; }
  .closing { padding: 80px 0; }
}