:root {
  --bg: #0a0a0f;
  --bg-surface: #12121a;
  --bg-card: #1a1a26;
  --fg: #e8e8ef;
  --fg-muted: #8888a0;
  --fg-dim: #55556a;
  --accent: #6c5ce7;
  --accent-glow: rgba(108, 92, 231, 0.15);
  --accent-bright: #a29bfe;
  --highlight: #00cec9;
  --warning: #fdcb6e;
  --radius: 12px;
  --max-w: 1120px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', -apple-system, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.logo-mark {
  color: var(--accent);
  margin-right: 6px;
}

/* Hero */
.hero {
  padding: 160px 24px 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}
.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-glow);
  border: 1px solid rgba(108, 92, 231, 0.3);
  border-radius: 100px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent-bright);
  margin-bottom: 32px;
}
.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.hero-accent {
  background: linear-gradient(135deg, var(--accent-bright), var(--highlight));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-lede {
  font-size: 1.2rem;
  color: var(--fg-muted);
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.7;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-bright);
}
.stat-label {
  font-size: 0.8rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.08);
}

/* Problem */
.problem {
  padding: 100px 24px;
  background: var(--bg-surface);
}
.problem-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.section-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--accent-bright);
  margin-bottom: 32px;
}
.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.problem-text h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.problem-text p {
  color: var(--fg-muted);
  margin-bottom: 16px;
  font-size: 1.05rem;
}
.tool-stack {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 28px;
  position: relative;
}
.tool-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--fg-muted);
  font-size: 0.95rem;
}
.tool-item:last-of-type {
  border-bottom: none;
}
.tool-price {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--warning);
  font-weight: 600;
  font-size: 0.85rem;
}
.tool-line {
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--highlight));
  margin: 16px 0;
  border-radius: 2px;
}
.tool-total {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--fg);
  text-align: right;
}

/* Features */
.features {
  padding: 100px 24px;
}
.features-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.features-heading {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
  max-width: 600px;
}
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.feature-card {
  background: var(--bg-surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 36px;
  transition: border-color 0.2s;
}
.feature-card:hover {
  border-color: rgba(108, 92, 231, 0.3);
}
.feature-large {
  grid-column: span 2;
  background: linear-gradient(135deg, var(--bg-surface), var(--bg-card));
  border-color: rgba(108, 92, 231, 0.15);
}
.feature-icon {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--accent-bright);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}
.feature-card h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.feature-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* How it works */
.how {
  padding: 100px 24px;
  background: var(--bg-surface);
}
.how-inner {
  max-width: 700px;
  margin: 0 auto;
}
.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 40px;
}
.step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}
.step-num {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-glow);
  border: 1px solid rgba(108, 92, 231, 0.3);
  border-radius: 50%;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent-bright);
}
.step-content h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.step-content p {
  color: var(--fg-muted);
  font-size: 0.95rem;
}
.step-connector {
  width: 2px;
  height: 32px;
  background: rgba(108, 92, 231, 0.2);
  margin-left: 23px;
}

/* Closing */
.closing {
  padding: 120px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.closing::before {
  content: '';
  position: absolute;
  bottom: -300px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(0, 206, 201, 0.08) 0%, transparent 70%);
  pointer-events: none;
}
.closing-inner {
  max-width: 680px;
  margin: 0 auto;
  position: relative;
}
.closing-heading {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.closing-text {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 12px;
}

/* Footer */
.footer {
  padding: 40px 24px;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-inner {
  max-width: var(--max-w);
  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: 1rem;
  color: var(--fg);
}
.footer-text {
  font-size: 0.85rem;
  color: var(--fg-dim);
}

/* Mobile */
@media (max-width: 768px) {
  .hero { padding: 120px 20px 80px; }
  .hero-stats { gap: 20px; }
  .stat-divider { display: none; }
  .problem-grid { grid-template-columns: 1fr; gap: 40px; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-large { grid-column: span 1; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
  .problem, .features, .how, .closing { padding: 80px 20px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .hero-lede { font-size: 1rem; }
  .stat-num { font-size: 1.5rem; }
  .closing-heading { font-size: 1.6rem; }
}