:root {
  --bg-dark: #0a0a0a;
  --bg-surface: #111111;
  --bg-card: #1a1a1a;
  --fg: #e8e8e8;
  --fg-muted: #888888;
  --accent: #f59e0b;
  --accent-glow: rgba(245, 158, 11, 0.15);
  --border: #222222;
  --radius: 12px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.1;
}

/* ========== HERO ========== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 900px;
  width: 100%;
}

.hero-badge {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(3rem, 8vw, 5.5rem);
  color: var(--fg);
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.hero h1 .highlight {
  color: var(--accent);
}

.lede {
  font-size: 1.25rem;
  color: var(--fg-muted);
  max-width: 600px;
  margin-bottom: 56px;
  line-height: 1.7;
}

.hero-stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  border-top: 1px solid var(--border);
  padding-top: 32px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.4;
}

/* ========== PROBLEM ========== */
.problem {
  padding: 120px 24px;
  background: var(--bg-surface);
}

.problem-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.problem h2 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: 56px;
  letter-spacing: -0.02em;
}

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

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

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

.problem-icon {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 20px;
  opacity: 0.7;
}

.problem-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--fg);
}

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

/* ========== HOW ========== */
.how {
  padding: 120px 24px;
  background: var(--bg-dark);
}

.how-inner {
  max-width: 800px;
  margin: 0 auto;
}

.how-label {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 48px;
}

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

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

.step-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  color: var(--border);
  line-height: 1;
  min-width: 60px;
}

.step-content h3 {
  font-size: 1.4rem;
  margin-bottom: 8px;
  color: var(--fg);
}

.step-content p {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ========== NUMBERS ========== */
.numbers {
  padding: 120px 24px;
  background: var(--bg-surface);
}

.numbers-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.numbers h2 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.numbers-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 700px;
  margin-bottom: 56px;
  line-height: 1.7;
}

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

.number-card {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 28px;
  text-align: center;
}

.number-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
  display: block;
}

.number-desc {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* ========== CLOSING ========== */
.closing {
  padding: 140px 24px;
  background: var(--bg-dark);
  text-align: center;
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.closing h2 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.closing p {
  font-size: 1.15rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ========== FOOTER ========== */
.site-footer {
  padding: 48px 24px;
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--fg);
  margin-bottom: 4px;
}

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

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 100px 20px 60px;
  }

  .hero-stat-row {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .problem-grid,
  .numbers-grid {
    grid-template-columns: 1fr;
  }

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

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

  .problem,
  .how,
  .numbers,
  .closing {
    padding: 80px 20px;
  }
}