:root {
  --bg-primary: #0A0B0F;
  --bg-secondary: #111318;
  --bg-card: #16181F;
  --bg-card-hover: #1C1F28;
  --fg-primary: #F0EDE6;
  --fg-secondary: #9B978E;
  --fg-muted: #5C5950;
  --accent: #D4A853;
  --accent-dim: rgba(212, 168, 83, 0.15);
  --accent-glow: rgba(212, 168, 83, 0.08);
  --border: rgba(212, 168, 83, 0.12);
  --radius: 12px;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-primary);
  color: var(--fg-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
}

.section-container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== HERO ===== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 80px 24px 60px;
  background:
    radial-gradient(ellipse 60% 50% at 20% 50%, var(--accent-glow), transparent),
    radial-gradient(ellipse 40% 60% at 80% 30%, rgba(212, 168, 83, 0.04), transparent),
    var(--bg-primary);
}

.hero-grid {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: center;
  width: 100%;
}

.badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero h1 {
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  color: var(--fg-primary);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero h1 .accent {
  color: var(--accent);
  display: block;
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-secondary);
  max-width: 520px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--fg-primary);
  display: block;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
}

/* Hero visual - card bridge */
.hero-visual {
  display: flex;
  justify-content: center;
}

.card-stack {
  display: flex;
  align-items: center;
  gap: 20px;
}

.card-layer {
  width: 160px;
  height: 220px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: transform 0.3s ease;
}

.card-layer:hover {
  transform: translateY(-4px);
}

.card-physical {
  background: linear-gradient(135deg, #1a1c24, #22252f);
  border: 1px solid var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

.card-digital {
  background: linear-gradient(135deg, #1a1820, #28202f);
  border: 1px solid rgba(212, 168, 83, 0.2);
  box-shadow: 0 8px 32px rgba(212, 168, 83, 0.08), 0 4px 16px rgba(0,0,0,0.3);
}

.card-inner {
  text-align: center;
}

.card-label {
  font-family: var(--font-heading);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.qr-placeholder {
  width: 72px;
  height: 72px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-dots {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.qr-dots span {
  width: 14px;
  height: 14px;
  background: var(--fg-muted);
  border-radius: 3px;
}

.qr-dots span:nth-child(1),
.qr-dots span:nth-child(3),
.qr-dots span:nth-child(5),
.qr-dots span:nth-child(7),
.qr-dots span:nth-child(9) {
  background: var(--fg-secondary);
}

.nft-icon {
  margin: 0 auto 16px;
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-text {
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 500;
  color: var(--fg-secondary);
}

.bridge-arrow {
  opacity: 0.6;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
  padding: 120px 0;
  background: var(--bg-secondary);
}

.how-it-works h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  color: var(--fg-secondary);
  font-size: 1.1rem;
  margin-bottom: 64px;
}

.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.step {
  flex: 1;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
}

.step:hover {
  background: var(--bg-card-hover);
  border-color: rgba(212, 168, 83, 0.25);
}

.step-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent-dim);
  line-height: 1;
  margin-bottom: 16px;
  color: var(--accent);
  opacity: 0.3;
}

.step h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--fg-primary);
}

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

.step-connector {
  width: 32px;
  min-width: 32px;
  height: 2px;
  background: var(--border);
  align-self: center;
  margin-top: -20px;
}

/* ===== FEATURES ===== */
.features {
  padding: 120px 0;
  background: var(--bg-primary);
}

.features h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  margin-bottom: 56px;
  letter-spacing: -0.02em;
}

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

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  transition: all 0.25s ease;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(212, 168, 83, 0.25);
  transform: translateY(-2px);
}

.feature-large {
  grid-column: 1 / -1;
  background:
    linear-gradient(135deg, var(--bg-card), var(--bg-secondary));
}

.feature-icon {
  font-size: 1.6rem;
  color: var(--accent);
  margin-bottom: 16px;
  opacity: 0.8;
}

.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  color: var(--fg-primary);
}

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

/* ===== NUMBERS ===== */
.numbers {
  padding: 100px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.number-value {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.number-label {
  font-size: 0.88rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ===== CLOSING ===== */
.closing {
  padding: 140px 0;
  background:
    radial-gradient(ellipse 50% 50% at 50% 50%, var(--accent-glow), transparent),
    var(--bg-primary);
}

.closing-content {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.closing h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.closing p {
  color: var(--fg-secondary);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.closing-emphasis {
  color: var(--accent) !important;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.2rem !important;
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 40px 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
}

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

.footer-brand {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg-primary);
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 60px 20px 40px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-visual {
    order: -1;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 16px;
  }

  .stat-divider {
    display: none;
  }

  .steps {
    flex-direction: column;
    gap: 16px;
  }

  .step-connector {
    width: 2px;
    height: 24px;
    min-width: unset;
    margin: 0 auto;
  }

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

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

  .numbers-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .card-stack {
    transform: scale(0.85);
  }

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

  .how-it-works, .features {
    padding: 80px 0;
  }

  .closing {
    padding: 80px 0;
  }
}