:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8b8b9e;
  --accent: #6366f1;
  --accent-glow: rgba(99, 102, 241, 0.15);
  --gradient-start: #6366f1;
  --gradient-end: #a855f7;
  --border: rgba(255, 255, 255, 0.06);
  --radius: 12px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  line-height: 1.15;
}

/* Hero */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
  background: radial-gradient(ellipse 80% 50% at 50% 0%, var(--accent-glow) 0%, transparent 60%);
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--fg-muted);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.gradient-text {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 580px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  gap: 48px;
  padding: 32px 48px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Section Labels */
.section-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 16px;
}

/* Problems */
.problems {
  padding: 120px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.problems h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 64px;
  letter-spacing: -0.02em;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  padding: 36px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s;
}

.problem-card:hover {
  border-color: rgba(99, 102, 241, 0.3);
}

.problem-icon {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
}

.problem-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.problem-card p {
  font-size: 0.92rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* Features */
.features {
  padding: 120px 24px;
  max-width: 800px;
  margin: 0 auto;
}

.features h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 64px;
  letter-spacing: -0.02em;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.feature-item {
  display: flex;
  gap: 24px;
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

.feature-item:last-child {
  border-bottom: 1px solid var(--border);
}

.feature-marker {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 10px;
  flex-shrink: 0;
}

.feature-content h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.feature-content p {
  font-size: 0.92rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* Workflow */
.workflow {
  padding: 120px 24px;
  max-width: 900px;
  margin: 0 auto;
}

.workflow h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 72px;
  letter-spacing: -0.02em;
}

.workflow-steps {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.workflow-step {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}

.step-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--bg-card);
  -webkit-text-stroke: 1px var(--accent);
  flex-shrink: 0;
  width: 64px;
}

.step-content h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.step-content p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* Closing */
.closing {
  padding: 140px 24px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.closing-text {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.75;
}

/* Footer */
footer {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
}

.footer-content {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1rem;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .hero {
    padding: 80px 20px 60px;
    min-height: auto;
  }

  .hero-stats {
    flex-direction: column;
    gap: 20px;
    padding: 24px 32px;
  }

  .problem-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .problems,
  .features,
  .workflow,
  .closing {
    padding: 80px 20px;
  }

  .workflow-step {
    flex-direction: column;
    gap: 12px;
  }

  .step-number {
    width: auto;
    font-size: 2rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .feature-item {
    gap: 16px;
  }
}