:root {
  --bg: #08090f;
  --surface: #0f1117;
  --border: #1a1f2e;
  --fg: #e8eaf0;
  --fg-muted: #6b7280;
  --accent: #00d4ff;
  --accent-dim: rgba(0, 212, 255, 0.1);
  --violet: #7c3aed;
  --success: #00c853;
  --font-head: 'Syne', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 0;
  background: rgba(8, 9, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.nav-badge {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid rgba(0, 212, 255, 0.2);
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 120px 32px 80px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(0, 212, 255, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 40% 30% at 80% 60%, rgba(124, 58, 237, 0.06) 0%, transparent 60%);
}
.hero-content {
  max-width: 800px;
  text-align: center;
  position: relative;
  z-index: 1;
}
.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 32px;
  background: rgba(0, 212, 255, 0.06);
  border: 1px solid rgba(0, 212, 255, 0.15);
  padding: 8px 16px;
  border-radius: 30px;
}
.dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(48px, 7vw, 80px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
}
.hero-headline .accent {
  color: var(--accent);
  position: relative;
}
.hero-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 56px;
  line-height: 1.7;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-value {
  display: block;
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.stat-label {
  display: block;
  font-size: 12px;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}
.stat-sep {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* SECTION COMMON */
.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
}
.section-eyebrow {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--fg);
  margin-bottom: 56px;
}

/* HOW IT WORKS */
.howitworks {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}
.process-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 0;
}
.process-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
}
.process-card.accent-card {
  border-color: rgba(0, 212, 255, 0.3);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), rgba(124, 58, 237, 0.05));
}
.process-num {
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 16px;
}
.process-card h3 {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.process-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}
.process-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  padding-top: 48px;
  color: var(--border);
}

/* PRICING BRAIN */
.pricingbrain {
  padding: 100px 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.pricingbrain-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.pricingbrain-body {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 28px;
}
.pricingbrain-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.pricingbrain-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  color: var(--fg);
}
.pricingbrain-visual {
  display: flex;
  justify-content: center;
}
.price-display {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px;
  width: 100%;
  max-width: 320px;
}
.price-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--fg-muted);
  margin-bottom: 12px;
}
.price-value {
  font-family: var(--font-head);
  font-size: 64px;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 8px;
}
.price-trend {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--success);
  font-weight: 500;
  margin-bottom: 32px;
}
.price-chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 80px;
  margin-bottom: 16px;
}
.bar {
  flex: 1;
  background: rgba(0, 212, 255, 0.15);
  border-radius: 4px 4px 0 0;
  transition: background 0.3s;
}
.bar.active {
  background: var(--accent);
}
.price-meta {
  font-size: 11px;
  color: var(--fg-muted);
  text-align: center;
}

/* FEATURES */
.features {
  padding: 100px 0;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: border-color 0.3s, transform 0.3s;
}
.feature-card:hover {
  border-color: rgba(0, 212, 255, 0.25);
  transform: translateY(-4px);
}
.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-dim);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.feature-card h3 {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
}
.feature-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* CLOSING */
.closing {
  padding: 120px 0;
  text-align: center;
  background: linear-gradient(180deg, var(--bg) 0%, rgba(0, 212, 255, 0.03) 100%);
}
.closing-title {
  font-family: var(--font-head);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--fg);
  margin-bottom: 28px;
}
.closing-body {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 500px;
  margin: 0 auto 48px;
  line-height: 1.7;
}
.closing-divider {
  width: 1px;
  height: 60px;
  background: linear-gradient(180deg, var(--accent), transparent);
  margin: 0 auto 48px;
}
.closing-tagline {
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: -0.02em;
}

/* FOOTER */
.footer {
  padding: 60px 0;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--fg);
}
.footer-desc {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 6px;
  line-height: 1.5;
}
.footer-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--fg-muted);
}
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .process-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .process-arrow {
    display: none;
  }
  .pricingbrain-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 600px) {
  .hero { padding: 100px 20px 60px; }
  .hero-stats { gap: 24px; }
  .stat-sep { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 24px; text-align: center; }
  .section-inner { padding: 0 20px; }
}