:root {
  --bg: #0a0a0f;
  --bg-subtle: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --accent: #00d4aa;
  --accent-dim: rgba(0, 212, 170, 0.12);
  --accent-glow: rgba(0, 212, 170, 0.25);
  --red-muted: #ff6b6b;
  --red-dim: rgba(255, 107, 107, 0.1);
  --border: rgba(255, 255, 255, 0.06);
  --radius: 12px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

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

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

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

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero > * { position: relative; z-index: 1; }

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

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.lede {
  max-width: 620px;
  font-size: 1.15rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  gap: 40px;
  align-items: center;
}

.stat { text-align: center; }

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-top: 4px;
}

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

/* ---- SECTION COMMON ---- */
.section-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 16px;
}

section {
  padding: 100px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

section h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
}

/* ---- HOW IT WORKS ---- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.step {
  padding: 32px 24px;
  border-top: 2px solid var(--accent);
}

.step-number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 12px;
}

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

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

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: border-color 0.3s;
}

.feature-card:hover {
  border-color: rgba(0, 212, 170, 0.3);
}

.feature-large {
  grid-column: 1 / -1;
}

.feature-icon {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 20px;
}

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

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

/* ---- NUMBERS ---- */
.numbers {
  background: var(--bg-subtle);
  border-radius: 20px;
  padding: 80px 48px;
  max-width: 1100px;
  margin: 0 auto;
}

.numbers-inner { max-width: 900px; margin: 0 auto; }

.numbers h2 { text-align: center; }

.comparison {
  display: flex;
  align-items: stretch;
  gap: 24px;
  justify-content: center;
}

.comp-card {
  flex: 1;
  max-width: 360px;
  padding: 36px 32px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.comp-old {
  background: var(--red-dim);
  border-color: rgba(255, 107, 107, 0.2);
}

.comp-new {
  background: var(--accent-dim);
  border-color: rgba(0, 212, 170, 0.2);
}

.comp-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
  color: var(--fg-muted);
}

.comp-old .comp-label { color: var(--red-muted); }
.comp-new .comp-label { color: var(--accent); }

.comp-price {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.comp-price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--fg-muted);
}

.comp-old .comp-price { color: var(--red-muted); }
.comp-new .comp-price { color: var(--accent); }

.comp-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.comp-card li {
  font-size: 0.95rem;
  color: var(--fg-muted);
  padding-left: 20px;
  position: relative;
}

.comp-old li::before {
  content: '\00D7';
  position: absolute;
  left: 0;
  color: var(--red-muted);
  font-weight: 700;
}

.comp-new li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.comp-vs {
  display: flex;
  align-items: center;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--fg-muted);
}

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

.closing h2 {
  margin-bottom: 24px;
}

.closing-text {
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ---- FOOTER ---- */
.site-footer {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
  max-width: 1100px;
  margin: 0 auto;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
}

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

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .step {
    border-top: none;
    border-left: 2px solid var(--accent);
    padding: 20px 24px;
  }

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

  .feature-large {
    grid-column: 1;
  }

  .comparison {
    flex-direction: column;
    align-items: center;
  }

  .comp-card {
    max-width: 100%;
    width: 100%;
  }

  .comp-vs {
    padding: 8px 0;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }

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

  .numbers {
    padding: 48px 24px;
    border-radius: 12px;
  }

  .hero {
    min-height: auto;
    padding: 80px 24px 60px;
  }

  section {
    padding: 60px 24px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}