:root {
  --bg: #0a0a0f;
  --bg-elevated: #111118;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-dim: #8a8a9a;
  --accent: #25d366;
  --accent-dim: rgba(37, 211, 102, 0.12);
  --accent-glow: rgba(37, 211, 102, 0.25);
  --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;
  overflow-x: hidden;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 120px 40px 80px;
  overflow: hidden;
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-dim);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

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

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

.hero-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.metric-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-glow);
}

.metric-label {
  font-size: 0.75rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: var(--font-display);
}

.metric-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--fg);
}

.metric-trend {
  font-size: 0.8rem;
  font-weight: 600;
  font-family: var(--font-display);
}

.metric-trend.up { color: var(--accent); }
.metric-trend.neutral { color: var(--fg-dim); }

.hero-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  filter: blur(120px);
  pointer-events: none;
  z-index: 1;
}

/* ===== HERO ACTIONS ===== */
.hero-actions {
  margin-top: 32px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-block;
  padding: 14px 28px;
  background: var(--accent);
  color: #0a0a0f;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius);
  text-decoration: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  letter-spacing: -0.01em;
}

.btn-primary:hover {
  opacity: 0.88;
  transform: translateY(-2px);
}

/* ===== STATS ===== */
.stats {
  padding: 0 40px;
  margin-top: -20px;
  position: relative;
  z-index: 3;
}

.stats-bar {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding: 40px 60px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

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

.stat-label {
  font-size: 0.85rem;
  color: var(--fg-dim);
}

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

/* ===== FEATURES ===== */
.features {
  padding: 120px 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.features-header {
  margin-bottom: 64px;
}

.features-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.features-header .dim {
  color: var(--fg-dim);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: border-color 0.3s ease;
}

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

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

.feature-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  border-radius: 10px;
  margin-bottom: 20px;
}

.feature-block h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

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

/* ===== ECOSYSTEM ===== */
.ecosystem {
  padding: 100px 40px;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.eco-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.ecosystem h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.eco-sub {
  font-size: 1.1rem;
  color: var(--fg-dim);
  line-height: 1.7;
  margin-bottom: 40px;
}

.eco-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.eco-tag {
  display: inline-block;
  padding: 10px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--fg);
  transition: border-color 0.3s ease, color 0.3s ease;
}

.eco-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ===== CLOSING ===== */
.closing {
  padding: 120px 40px;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.closing p {
  font-size: 1.1rem;
  color: var(--fg-dim);
  line-height: 1.75;
  margin-bottom: 20px;
}

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

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

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--fg);
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero { padding: 80px 24px 60px; min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { grid-template-columns: 1fr 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-block.fb-large { grid-column: span 1; }
  .stats-bar { flex-direction: column; gap: 24px; padding: 32px; }
  .stat-divider { width: 40px; height: 1px; }
}

@media (max-width: 480px) {
  .hero { padding: 60px 16px 40px; }
  .hero-visual { grid-template-columns: 1fr; }
  .features { padding: 80px 16px; }
  .ecosystem { padding: 60px 16px; }
  .closing { padding: 80px 16px; }
  .stats { padding: 0 16px; }
  .stats-bar { padding: 24px 16px; }
  .footer-inner { flex-direction: column; gap: 8px; }
}