:root {
  --bg-dark: #0a0a0a;
  --bg-card: #111111;
  --bg-elevated: #1a1a1a;
  --text-primary: #e8e8e8;
  --text-secondary: #888888;
  --text-muted: #555555;
  --accent: #39ff14;
  --accent-dim: rgba(57, 255, 20, 0.15);
  --accent-glow: rgba(57, 255, 20, 0.4);
  --purple: #b44aff;
  --purple-dim: rgba(180, 74, 255, 0.15);
  --border: #222222;
  --radius: 12px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-dark);
  color: var(--text-primary);
  font-family: 'Space Grotesk', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 50%, rgba(57, 255, 20, 0.06) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 50%, rgba(180, 74, 255, 0.04) 0%, transparent 50%);
  animation: drift 20s ease-in-out infinite;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(-2%, 1%) rotate(1deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0.8;
}

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero h1 .highlight {
  color: var(--accent);
  text-shadow: 0 0 40px var(--accent-glow);
}

.hero .lede {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 550px;
  margin: 0 auto;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 3rem;
  justify-content: center;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
}

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

.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--purple);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.features h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 3.5rem;
  max-width: 600px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.feature-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.2rem;
}

.feature-icon.green {
  background: var(--accent-dim);
}

.feature-icon.purple {
  background: var(--purple-dim);
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

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

/* ── STORE ── */
.store-section {
  padding: 5rem 2rem;
  background: linear-gradient(180deg, var(--bg-dark), rgba(180, 74, 255, 0.03), var(--bg-dark));
  text-align: center;
}

.store-inner {
  max-width: 650px;
  margin: 0 auto;
}

.store-section h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.store-section h2 .highlight {
  color: var(--purple);
  text-shadow: 0 0 30px var(--purple-dim);
}

.store-lede {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 520px;
  margin: 0 auto 2.5rem;
}

.store-actions {
  margin-bottom: 1.5rem;
}

.store-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
}

/* ── MISSION ── */
.mission {
  padding: 6rem 2rem;
  position: relative;
}

.mission::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent, rgba(57, 255, 20, 0.02), transparent);
  pointer-events: none;
}

.mission-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.mission blockquote {
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 500;
  line-height: 1.6;
  color: var(--text-primary);
  border-left: 3px solid var(--accent);
  padding-left: 1.5rem;
  text-align: left;
  margin: 0 auto 2rem;
  max-width: 650px;
}

.mission .attribution {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: left;
  max-width: 650px;
  margin: 0 auto;
}

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

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.closing h2 .highlight {
  color: var(--accent);
  text-shadow: 0 0 40px var(--accent-glow);
}

.closing p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 500px;
  margin: 0 auto;
}

/* ── FOOTER ── */
.footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-brand {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
}

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

/* ── BUTTONS ── */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #000;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  text-decoration: none;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.btn-primary:hover {
  box-shadow: 0 0 24px var(--accent-glow);
  transform: translateY(-2px);
}

.btn-ghost {
  display: inline-block;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius);
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero {
    min-height: 85vh;
    padding: 4rem 1.5rem;
  }

  .hero-stats {
    gap: 2rem;
  }

  .features {
    padding: 4rem 1.5rem;
  }

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

  .mission {
    padding: 4rem 1.5rem;
  }

  .closing {
    padding: 5rem 1.5rem;
  }

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