:root {
  --bg-primary: #0a0a0b;
  --bg-secondary: #111113;
  --bg-card: #18181b;
  --fg-primary: #f4f4f5;
  --fg-secondary: #a1a1aa;
  --fg-muted: #71717a;
  --ember: #f97316;
  --ember-glow: rgba(249, 115, 22, 0.15);
  --ember-subtle: rgba(249, 115, 22, 0.08);
  --ember-bright: #fb923c;
  --border: rgba(255, 255, 255, 0.06);
  --radius: 12px;
}

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

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

/* Hero */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-inner {
  max-width: 820px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ember);
  background: var(--ember-subtle);
  border: 1px solid rgba(249, 115, 22, 0.2);
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
  color: var(--fg-primary);
}

.hero h1 .ember {
  color: var(--ember);
  position: relative;
}

.hero-sub {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--fg-secondary);
  max-width: 580px;
}

.hero-glow {
  position: absolute;
  top: -20%;
  right: -15%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--ember-glow) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

/* Problem */
.problem {
  padding: 100px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.problem-inner {
  max-width: 960px;
  margin: 0 auto;
}

.problem-label,
.how-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 16px;
}

.problem h2,
.how h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
  color: var(--fg-primary);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
}

.problem-stat {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--ember);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.problem-card p {
  font-size: 0.95rem;
  color: var(--fg-secondary);
  line-height: 1.6;
}

/* How It Works */
.how {
  padding: 100px 24px;
}

.how-inner {
  max-width: 820px;
  margin: 0 auto;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.how-step {
  display: flex;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
}

.how-step:last-child {
  border-bottom: none;
}

.step-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 4rem;
  font-weight: 700;
  color: rgba(249, 115, 22, 0.15);
  line-height: 1;
  flex-shrink: 0;
  width: 80px;
}

.step-content h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--fg-primary);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.step-content p {
  font-size: 0.95rem;
  color: var(--fg-secondary);
  line-height: 1.7;
}

/* Numbers */
.numbers {
  padding: 80px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.numbers-inner {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 48px;
}

.numbers-block {
  flex: 1;
}

.numbers-divider {
  width: 1px;
  height: 80px;
  background: var(--border);
  flex-shrink: 0;
}

.big-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--ember-bright);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.numbers-block p {
  font-size: 0.95rem;
  color: var(--fg-secondary);
  line-height: 1.6;
}

/* Closing */
.closing {
  position: relative;
  padding: 120px 24px;
  text-align: center;
  overflow: hidden;
}

.closing-inner {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.closing h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--fg-primary);
}

.closing-sub {
  font-size: 1.05rem;
  color: var(--fg-secondary);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto;
}

.closing-glow {
  position: absolute;
  bottom: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--ember-glow) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

/* Footer */
.site-footer {
  padding: 40px 24px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg-primary);
}

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

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

  .hero-glow {
    width: 300px;
    height: 300px;
    top: -10%;
    right: -20%;
  }

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

  .how-step {
    flex-direction: column;
    gap: 16px;
  }

  .step-num {
    font-size: 2.5rem;
    width: auto;
  }

  .numbers-inner {
    flex-direction: column;
    gap: 32px;
    text-align: center;
  }

  .numbers-divider {
    width: 60px;
    height: 1px;
  }

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

  .closing-glow {
    width: 300px;
    height: 300px;
  }
}