:root {
  --bg-primary: #0c0a09;
  --bg-secondary: #1c1917;
  --bg-card: #1c1917;
  --fg-primary: #fafaf9;
  --fg-secondary: #a8a29e;
  --fg-muted: #78716c;
  --accent: #f59e0b;
  --accent-glow: rgba(245, 158, 11, 0.15);
  --accent-subtle: rgba(245, 158, 11, 0.08);
  --border: rgba(168, 162, 158, 0.1);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

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

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem 4rem;
  overflow: hidden;
}

.hero-inner {
  max-width: 800px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: var(--accent-subtle);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 2rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  color: var(--fg-primary);
}

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

.lede {
  font-size: 1.15rem;
  color: var(--fg-secondary);
  max-width: 600px;
  margin: 0 auto 3rem;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  padding: 1.5rem 2rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

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

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ── Shared Section Styles ── */
.section-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-tag {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 2.5rem;
}

/* ── Problem Section ── */
.problem {
  padding: 6rem 0;
  border-top: 1px solid var(--border);
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.problem-statement h3 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.problem-statement p {
  font-size: 1.05rem;
  color: var(--fg-secondary);
  max-width: 550px;
  line-height: 1.7;
}

.problem-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.problem-card {
  padding: 1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: border-color 0.3s;
}

.problem-card:hover {
  border-color: rgba(245, 158, 11, 0.25);
}

.card-icon {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.problem-card h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.problem-card p {
  font-size: 0.9rem;
  color: var(--fg-secondary);
  line-height: 1.6;
}

/* ── How It Works ── */
.how {
  padding: 6rem 0;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
}

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

.step {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 1.5rem;
  align-items: start;
}

.step-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  min-height: 120px;
}

.step-line {
  flex: 1;
  width: 1px;
  background: var(--border);
}

.step-line.bottom {
  background: transparent;
}

.step-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--fg-muted);
  border: 2px solid var(--bg-secondary);
  flex-shrink: 0;
}

.step-dot.active {
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

.step-content {
  padding: 1rem 0 2rem;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.step-content p {
  font-size: 1rem;
  color: var(--fg-secondary);
  line-height: 1.7;
  max-width: 500px;
}

/* ── Verticals ── */
.verticals {
  padding: 6rem 0;
  border-top: 1px solid var(--border);
}

.verticals-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.vertical-card {
  padding: 2rem 1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s;
}

.vertical-card:hover {
  border-color: rgba(245, 158, 11, 0.25);
}

.vertical-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.vertical-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.vertical-card p {
  font-size: 0.9rem;
  color: var(--fg-secondary);
  line-height: 1.7;
}

/* ── Closing ── */
.closing {
  padding: 6rem 0;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
}

.closing-content {
  max-width: 700px;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.closing-sub {
  font-size: 1.1rem;
  color: var(--fg-secondary);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.closing-value {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.value-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.value-item:last-child {
  border-bottom: none;
}

.value-label {
  font-size: 0.95rem;
  color: var(--fg-secondary);
}

.value-amount {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
}

/* ── Footer ── */
.footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--fg-primary);
}

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

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 4rem 1.5rem 3rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1rem;
    padding: 1.5rem;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

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

  .verticals-grid {
    grid-template-columns: 1fr;
  }

  .section-inner {
    padding: 0 1.5rem;
  }

  .step {
    grid-template-columns: 40px 1fr;
    gap: 1rem;
  }
}