:root {
  --bg: #0a0c10;
  --bg-elevated: #12151c;
  --bg-card: #181c26;
  --fg: #e8eaf0;
  --fg-muted: #8b90a0;
  --accent: #00d4aa;
  --accent-glow: rgba(0, 212, 170, 0.15);
  --accent-secondary: #5b8cf7;
  --border: rgba(255,255,255,0.06);
  --radius: 16px;
  --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);
  font-size: 17px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Hero */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 80px 8% 60px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  max-width: 640px;
  z-index: 2;
}

.hero-label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5.5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
}

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

.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 500px;
  line-height: 1.7;
}

.hero-visual {
  position: absolute;
  right: 10%;
  top: 50%;
  transform: translateY(-50%);
  width: 380px;
  height: 380px;
}

.pulse-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--accent);
  opacity: 0.15;
  animation: pulse 4s ease-in-out infinite;
}

.pulse-ring.delay-1 {
  animation-delay: 1.3s;
  inset: 30px;
}

.pulse-ring.delay-2 {
  animation-delay: 2.6s;
  inset: 60px;
}

.center-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 40px var(--accent), 0 0 80px rgba(0,212,170,0.3);
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.15; }
  50% { transform: scale(1.15); opacity: 0.05; }
}

/* Metrics */
.metrics {
  padding: 40px 8% 80px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.metric-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent);
}

.metric-label {
  font-size: 0.9rem;
  color: var(--fg-muted);
  letter-spacing: 0.02em;
}

/* Features */
.features {
  padding: 100px 8%;
}

.features-header {
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--accent-secondary);
  margin-bottom: 16px;
  padding: 6px 14px;
  background: rgba(91, 140, 247, 0.1);
  border-radius: 20px;
}

.features-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.features-bento {
  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, background 0.3s;
}

.feature-card:hover {
  border-color: rgba(0,212,170,0.2);
  background: var(--bg-elevated);
}

.feature-card.large {
  grid-row: span 2;
}

.feature-card.wide {
  grid-column: span 2;
}

.feature-icon {
  font-size: 1.6rem;
  margin-bottom: 20px;
  color: var(--accent);
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 12px;
}

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

/* Landscape */
.landscape {
  padding: 100px 8%;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-elevated) 50%, var(--bg) 100%);
}

.landscape-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.landscape h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 48px;
}

.landscape-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.landscape-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
}

.landscape-stat {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-secondary);
  margin-bottom: 12px;
}

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

/* Closing */
.closing {
  padding: 120px 8%;
  text-align: center;
}

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

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 24px;
}

.closing h2 .accent {
  color: var(--accent);
}

.closing-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto;
}

/* Footer */
.site-footer {
  padding: 40px 8%;
  border-top: 1px solid var(--border);
}

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

.footer-brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--fg);
}

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

/* Responsive */
@media (max-width: 768px) {
  .hero {
    flex-direction: column;
    min-height: auto;
    padding: 60px 6% 40px;
  }

  .hero-visual {
    position: relative;
    right: auto;
    top: auto;
    transform: none;
    width: 200px;
    height: 200px;
    margin: 40px auto 0;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .feature-card.large,
  .feature-card.wide {
    grid-column: auto;
    grid-row: auto;
  }

  .landscape-cards {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 480px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 2.2rem;
  }
}