:root {
  --bg-primary: #0c0a09;
  --bg-secondary: #1c1917;
  --bg-card: #292524;
  --fg-primary: #fafaf9;
  --fg-secondary: #a8a29e;
  --fg-muted: #78716c;
  --accent: #f59e0b;
  --accent-warm: #d97706;
  --accent-glow: rgba(245, 158, 11, 0.15);
  --accent-subtle: rgba(245, 158, 11, 0.08);
  --radius: 12px;
  --max-w: 1120px;
}

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

body {
  background: var(--bg-primary);
  color: var(--fg-primary);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 150px 32px 80px;
  overflow: hidden;
  background: linear-gradient(175deg, var(--bg-primary) 0%, #1a1208 50%, var(--bg-primary) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 820px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 6px 18px;
  border: 1px solid var(--accent);
  border-radius: 100px;
  color: var(--accent);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 40px;
}

.hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  color: var(--fg-primary);
  margin-bottom: 28px;
}

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

.hero-glow {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

/* ===== PROBLEM ===== */
.problem {
  padding: 100px 32px;
  background: var(--bg-primary);
}

.problem-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.problem-label,
.features-label,
.numbers-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 48px;
}

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

.problem-card {
  background: var(--bg-secondary);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 36px 28px;
}

.problem-icon {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-subtle);
  border-radius: 8px;
  padding: 6px 12px;
  margin-bottom: 20px;
}

.problem-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--fg-primary);
}

.problem-card p {
  font-size: 0.95rem;
  color: var(--fg-secondary);
  line-height: 1.65;
}

/* ===== FEATURES ===== */
.features {
  padding: 100px 32px;
  background: var(--bg-secondary);
}

.features-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.features-header {
  margin-bottom: 56px;
}

.features-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--fg-primary);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.feature-block {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  padding: 36px 32px;
}

.feature-large {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--bg-card) 0%, #2a2015 100%);
  border-color: rgba(245, 158, 11, 0.12);
}

.feature-tag {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-warm);
  margin-bottom: 16px;
}

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

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

/* ===== NUMBERS ===== */
.numbers {
  padding: 100px 32px;
  background: var(--bg-primary);
}

.numbers-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.number-item {
  text-align: center;
  padding: 40px 16px;
  background: var(--bg-secondary);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
}

.number-value {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

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

/* ===== CLOSING ===== */
.closing {
  padding: 120px 32px;
  background: linear-gradient(175deg, var(--bg-primary) 0%, #1a1208 100%);
  text-align: center;
}

.closing-inner {
  max-width: 780px;
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  color: var(--fg-primary);
  margin-bottom: 24px;
  line-height: 1.3;
}

.closing-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 48px 32px;
  background: var(--bg-primary);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-inner {
  max-width: var(--max-w);
  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: 600;
  color: var(--fg-primary);
}

.footer-meta {
  font-size: 0.85rem;
  color: var(--fg-muted);
  max-width: 400px;
  text-align: right;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .problem-grid {
    grid-template-columns: 1fr;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .feature-large {
    grid-column: 1;
  }
  .numbers-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .footer-meta {
    text-align: center;
  }
  .hero {
    min-height: 70vh;
    padding: 80px 20px 60px;
  }
  .problem,
  .features,
  .numbers,
  .closing {
    padding: 64px 20px;
  }
}

@media (max-width: 480px) {
  .numbers-grid {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: 2rem;
  }
}