:root {
  --bg: #0a0c10;
  --bg-subtle: #12151c;
  --surface: #181c25;
  --border: #252a36;
  --fg: #e8eaf0;
  --fg-muted: #8b90a0;
  --accent: #3efa89;
  --accent-dim: rgba(62, 250, 137, 0.12);
  --negative: #ff5c5c;
  --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);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4rem;
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-inner {
  flex: 1;
  max-width: 560px;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 480px;
}

.hero-visual {
  flex: 0 0 auto;
}

.ledger-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  width: 320px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.4);
}

.ledger-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
}

.ledger-label {
  color: var(--fg-muted);
  font-size: 0.9rem;
}

.ledger-value {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
}

.ledger-value.positive {
  color: var(--accent);
}

.ledger-value.negative {
  color: var(--negative);
}

.ledger-divider {
  height: 1px;
  background: var(--border);
  margin: 0.5rem 0;
}

.ledger-row.total .ledger-label {
  color: var(--fg);
  font-weight: 600;
}

.ledger-row.total .ledger-value {
  font-size: 1.4rem;
}

.ledger-status {
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--accent);
  opacity: 0.7;
}

/* ===== NUMBERS ===== */
.numbers {
  background: var(--bg-subtle);
  padding: 4rem 2rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.numbers-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: space-around;
  gap: 2rem;
}

.stat {
  text-align: center;
}

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
}

.stat-label {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* ===== HOW / FEATURES ===== */
.how {
  padding: 6rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.how-subtitle {
  color: var(--fg-muted);
  font-size: 1.1rem;
  margin-bottom: 3rem;
  max-width: 500px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem;
  transition: border-color 0.2s;
}

.feature-card:hover {
  border-color: var(--accent);
}

.feature-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  color: var(--accent);
  border-radius: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ===== COMPARISON ===== */
.comparison {
  padding: 6rem 2rem;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
}

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

.comparison h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 2.5rem;
  letter-spacing: -0.02em;
}

.comparison-table {
  width: 100%;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.comp-header,
.comp-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
}

.comp-header {
  background: var(--surface);
}

.comp-cell {
  padding: 1rem 1.2rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
}

.comp-header .comp-cell {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  color: var(--fg-muted);
}

.comp-label {
  color: var(--fg);
  font-weight: 500;
}

.comp-them {
  color: var(--fg-muted);
}

.comp-us {
  color: var(--accent);
  font-weight: 500;
}

.comp-row:last-child .comp-cell {
  border-bottom: none;
}

/* ===== CLOSING ===== */
.closing {
  padding: 8rem 2rem;
  text-align: center;
}

.closing-inner {
  max-width: 640px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.closing p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.closing-tagline {
  color: var(--accent) !important;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem !important;
  margin-top: 2rem !important;
}

/* ===== FOOTER ===== */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.footer-copy {
  color: var(--fg-muted);
  font-size: 0.8rem;
}

/* ===== MOBILE ===== */
@media (max-width: 768px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding: 4rem 1.5rem;
    gap: 3rem;
    min-height: auto;
  }

  .lede {
    margin: 0 auto;
  }

  .ledger-card {
    width: 100%;
    max-width: 340px;
  }

  .numbers-inner {
    flex-direction: column;
    gap: 2rem;
  }

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

  .comp-header,
  .comp-row {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .comp-cell {
    padding: 0.75rem 0.6rem;
    font-size: 0.8rem;
  }

  .how {
    padding: 4rem 1.5rem;
  }

  .comparison {
    padding: 4rem 1.5rem;
  }

  .closing {
    padding: 5rem 1.5rem;
  }
}