:root {
  --bg: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8f0;
  --fg-muted: #8888a0;
  --accent: #00ff88;
  --accent-glow: rgba(0, 255, 136, 0.15);
  --accent-secondary: #7c3aed;
  --border: rgba(255, 255, 255, 0.06);
  --radius: 16px;
}

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

html {
  scroll-behavior: smooth;
}

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

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

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-grid {
  max-width: 800px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  padding: 6px 20px;
  border: 1px solid var(--accent);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 40px;
  text-transform: uppercase;
}

.hero-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(4rem, 12vw, 10rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -2px;
  margin-bottom: 32px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 1;
}

/* ===== MANIFESTO ===== */
.manifesto {
  padding: 120px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.manifesto-inner {
  max-width: 720px;
  margin: 0 auto;
}

.manifesto-label {
  font-size: 0.7rem;
  letter-spacing: 4px;
  color: var(--accent);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.manifesto h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 32px;
}

.manifesto-text {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

/* ===== FEATURES ===== */
.features {
  padding: 120px 24px;
}

.features-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

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

.feature-card:hover {
  border-color: rgba(0, 255, 136, 0.2);
  transform: translateY(-4px);
}

.feature-large {
  grid-column: span 2;
}

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

.feature-card h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ===== ECOSYSTEM ===== */
.ecosystem {
  padding: 120px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.ecosystem-inner {
  max-width: 720px;
  margin: 0 auto;
}

.eco-label {
  font-size: 0.7rem;
  letter-spacing: 4px;
  color: var(--accent);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.ecosystem h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 48px;
}

.eco-streams {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.eco-item {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.eco-item:first-child {
  border-top: 1px solid var(--border);
}

.eco-num {
  font-family: 'Syne', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 32px;
}

.eco-name {
  font-size: 1.1rem;
  font-weight: 500;
}

/* ===== CLOSING ===== */
.closing {
  padding: 160px 24px;
  text-align: center;
}

.closing-inner {
  max-width: 680px;
  margin: 0 auto;
}

.closing h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
}

.closing p {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.8;
}

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

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

.footer-logo {
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

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

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

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

  .hero {
    min-height: 85vh;
    padding: 100px 20px 60px;
  }

  .hero-title {
    letter-spacing: -1px;
  }

  .manifesto,
  .features,
  .ecosystem,
  .closing {
    padding: 80px 20px;
  }

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