:root {
  --bg-dark: #0a0e17;
  --bg-card: #111827;
  --bg-highlight: #1a2332;
  --fg: #e2e8f0;
  --fg-muted: #94a3b8;
  --fg-dim: #64748b;
  --accent: #f59e0b;
  --accent-glow: rgba(245, 158, 11, 0.15);
  --accent-bright: #fbbf24;
  --border: #1e293b;
  --radius: 12px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

* {
  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: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

.hero-inner {
  max-width: 800px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--accent);
  border: 1px solid rgba(245, 158, 11, 0.3);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
  background: var(--accent-glow);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

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

.hero-stat-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent-bright);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
}

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

.hero-gradient {
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 120%;
  height: 100%;
  background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

/* ===== PROBLEM ===== */
.problem {
  padding: 100px 24px;
  background: var(--bg-dark);
}

.problem-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.problem-label,
.features-label,
.how-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.problem h2,
.features h2,
.how h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 48px;
  letter-spacing: -0.01em;
}

.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: 32px 28px;
  transition: border-color 0.2s;
}

.problem-card:hover {
  border-color: rgba(245, 158, 11, 0.3);
}

.problem-icon {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

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

/* ===== FEATURES ===== */
.features {
  padding: 100px 24px;
  background: var(--bg-card);
}

.features-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-block {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-block:hover {
  border-color: rgba(245, 158, 11, 0.25);
  transform: translateY(-2px);
}

.feature-highlight {
  border-color: rgba(245, 158, 11, 0.2);
  background: linear-gradient(135deg, var(--bg-dark) 0%, rgba(245, 158, 11, 0.04) 100%);
}

.feature-number {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.feature-block h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
}

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

/* ===== HOW IT WORKS ===== */
.how {
  padding: 100px 24px;
  background: var(--bg-dark);
}

.how-inner {
  max-width: 700px;
  margin: 0 auto;
}

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

.how-step {
  display: flex;
  align-items: flex-start;
  gap: 24px;
}

.step-marker {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent-glow);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 8px;
  margin-top: 4px;
}

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

.step-connector {
  width: 2px;
  height: 32px;
  background: var(--border);
  margin-left: 23px;
}

/* ===== CLOSING ===== */
.closing {
  position: relative;
  padding: 120px 24px;
  text-align: center;
  background: var(--bg-card);
  overflow: hidden;
}

.closing-inner {
  max-width: 750px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.closing-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.closing-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 40px;
}

.closing-tagline {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
}

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

.footer-brand {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 8px;
}

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

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

  .hero-stat-row {
    gap: 20px;
  }

  .stat-num {
    font-size: 1.4rem;
  }

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

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

  .problem,
  .features,
  .how,
  .closing {
    padding: 64px 20px;
  }

  .how-step {
    gap: 16px;
  }

  .step-marker {
    width: 40px;
    height: 40px;
    font-size: 0.95rem;
  }

  .step-connector {
    margin-left: 19px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero-sub {
    font-size: 1rem;
  }

  .hero-stat-row {
    flex-direction: column;
    gap: 16px;
  }

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

/* ===== HERO CTA ===== */
.hero-cta-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
}

.hero-cta-btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  padding: 14px 32px;
  border-radius: 10px;
  background: var(--accent);
  color: #0a0e17;
  text-decoration: none;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.3);
}

.hero-cta-btn:hover {
  background: var(--accent-bright);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(245, 158, 11, 0.4);
}

.hero-cta-note {
  font-size: 0.85rem;
  color: var(--fg-dim);
}