:root {
  --bg: #0a0a0f;
  --bg-subtle: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8b8b9e;
  --accent: #f59e0b;
  --accent-glow: rgba(245, 158, 11, 0.15);
  --accent-soft: #fbbf24;
  --border: rgba(255, 255, 255, 0.06);
  --radius: 16px;
  --radius-sm: 10px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

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

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

.hero-inner {
  max-width: 780px;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  padding: 6px 18px;
  border-radius: 100px;
  background: var(--accent-glow);
  border: 1px solid rgba(245, 158, 11, 0.25);
  color: var(--accent);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(42px, 7vw, 80px);
  margin-bottom: 28px;
}

.lede {
  font-size: 19px;
  color: var(--fg-muted);
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

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

.stat { text-align: center; }

.stat-num {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  display: block;
  font-size: 13px;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

.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, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

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

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

.how h2 {
  font-size: clamp(32px, 5vw, 52px);
  text-align: center;
  margin-bottom: 20px;
}

.section-sub {
  text-align: center;
  color: var(--fg-muted);
  max-width: 640px;
  margin: 0 auto 64px;
  font-size: 18px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step {
  padding: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.3s;
}

.step:hover {
  border-color: rgba(245, 158, 11, 0.2);
}

.step-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.step h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.step p {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.7;
}

/* ====== FEATURES ====== */
.features {
  padding: 100px 24px;
}

.features-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  padding: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: transform 0.25s, border-color 0.3s;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 158, 11, 0.15);
}

.feature-dark {
  background: var(--bg-card);
}

.feature-accent {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(245, 158, 11, 0.03) 100%);
  border-color: rgba(245, 158, 11, 0.15);
}

.feature-icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.7;
}

/* ====== COMPARE ====== */
.compare {
  padding: 100px 24px;
  background: var(--bg-subtle);
}

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

.compare h2 {
  font-size: clamp(28px, 4vw, 42px);
  text-align: center;
  margin-bottom: 48px;
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.compare-col {
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.compare-col.old {
  background: var(--bg-card);
}

.compare-col.new {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(245, 158, 11, 0.02) 100%);
  border-color: rgba(245, 158, 11, 0.2);
}

.compare-header {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.compare-col.new .compare-header {
  color: var(--accent);
  border-color: rgba(245, 158, 11, 0.15);
}

.compare-col ul {
  list-style: none;
}

.compare-col li {
  padding: 8px 0;
  color: var(--fg-muted);
  font-size: 15px;
  position: relative;
  padding-left: 24px;
}

.compare-col.old li::before {
  content: '\2717';
  position: absolute;
  left: 0;
  color: #ef4444;
  font-weight: 600;
}

.compare-col.new li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

/* ====== CLOSING ====== */
.closing {
  padding: 120px 24px;
  text-align: center;
  position: relative;
}

.closing-inner {
  max-width: 680px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.closing h2 {
  font-size: clamp(30px, 5vw, 48px);
  margin-bottom: 24px;
}

.closing-text {
  color: var(--fg-muted);
  font-size: 18px;
  line-height: 1.75;
  margin-bottom: 32px;
}

.closing-tagline {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
}

.footer-copy {
  font-size: 13px;
  color: var(--fg-muted);
}

/* ====== RESPONSIVE ====== */
@media (max-width: 768px) {
  .steps {
    grid-template-columns: 1fr;
  }

  .features-inner {
    grid-template-columns: 1fr;
  }

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

  .hero-stats {
    gap: 20px;
  }

  .stat-num {
    font-size: 28px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .hero {
    min-height: auto;
    padding: 100px 20px 60px;
  }

  .lede {
    font-size: 17px;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

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