:root {
  --bg: #0A0A0F;
  --bg-elevated: #12121A;
  --bg-card: #16161F;
  --border: rgba(255,255,255,0.06);
  --fg: #E8E8ED;
  --fg-muted: #8B8B9E;
  --accent: #00E599;
  --accent-dim: rgba(0,229,153,0.12);
  --warning: #FFB547;
  --danger: #FF5C5C;
  --font: 'Space Grotesk', sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  line-height: 1.6;
  overflow-x: hidden;
}

/* HERO */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 80px 24px;
  overflow: hidden;
}

.hero-grid {
  max-width: 720px;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 6px 14px;
  border-radius: 4px;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #fff 0%, #9B9BB0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 540px;
  margin-bottom: 48px;
  line-height: 1.7;
}

.hero-stat-row {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-value {
  font-family: var(--mono);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  max-width: 160px;
}

/* Pulse animation */
.hero-pulse {
  position: absolute;
  right: 10%;
  top: 50%;
  transform: translateY(-50%);
  width: 300px;
  height: 300px;
}

.pulse-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 200px;
  height: 200px;
  margin: -100px 0 0 -100px;
  border: 1px solid rgba(0,229,153,0.15);
  border-radius: 50%;
  animation: pulse 3s ease-in-out infinite;
}

.pulse-ring-2 {
  width: 280px;
  height: 280px;
  margin: -140px 0 0 -140px;
  animation-delay: 1s;
}

.pulse-core {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 30px rgba(0,229,153,0.4);
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.4; }
  50% { transform: scale(1.15); opacity: 0.1; }
}

/* METRICS */
.metrics {
  padding: 100px 24px;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.section-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 40px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  transition: border-color 0.2s;
}

.metric-card:hover {
  border-color: rgba(0,229,153,0.2);
}

.metric-icon {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.metric-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.metric-card p {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* FEATURES */
.features {
  padding: 100px 24px;
}

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

.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 100px;
}

.feature-block-alt {
  margin-bottom: 0;
}

.feature-text h2 {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

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

/* Comparison visual */
.comparison {
  display: flex;
  gap: 16px;
}

.comp-col {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.comp-header {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 8px;
}

.comp-rackz {
  border-color: rgba(0,229,153,0.2);
  background: rgba(0,229,153,0.03);
}

.comp-item {
  font-size: 0.82rem;
  color: var(--fg-muted);
  text-align: center;
  padding: 8px 12px;
  background: rgba(255,255,255,0.03);
  border-radius: 6px;
  width: 100%;
}

.comp-item.accent {
  color: var(--accent);
  background: var(--accent-dim);
}

.comp-arrow {
  color: var(--fg-muted);
  opacity: 0.3;
  font-size: 0.8rem;
}

/* Score display */
.score-display {
  display: flex;
  align-items: center;
  gap: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
}

.score-ring {
  position: relative;
  width: 120px;
  height: 120px;
  flex-shrink: 0;
}

.score-ring svg {
  width: 100%;
  height: 100%;
}

.score-number {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.score-breakdown {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sb-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--fg-muted);
}

.sb-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.sb-dot.green { background: var(--accent); }
.sb-dot.yellow { background: var(--warning); }
.sb-dot.red { background: var(--danger); }

.sb-val {
  margin-left: auto;
  font-family: var(--mono);
  font-weight: 500;
  color: var(--fg);
}

/* STACK / TRUST */
.stack {
  padding: 100px 24px;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.stack-inner {
  max-width: 800px;
  margin: 0 auto;
}

.stack h2 {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.stack-sub {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto 48px;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
  font-size: 0.85rem;
}

.trust-icon {
  font-size: 1.2rem;
}

/* CLOSING */
.closing {
  padding: 120px 24px;
  text-align: center;
}

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

.closing h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #fff 0%, #9B9BB0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.closing-sub {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* FOOTER */
.site-footer {
  padding: 32px 24px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--fg-muted);
}

.footer-links {
  font-size: 0.75rem;
  color: var(--fg-muted);
  opacity: 0.5;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 60px 20px 80px;
  }

  .hero-pulse {
    display: none;
  }

  .hero-stat-row {
    gap: 24px;
  }

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

  .feature-block-alt .feature-visual {
    order: -1;
  }

  .score-display {
    flex-direction: column;
    text-align: center;
  }

  .sb-item {
    justify-content: center;
  }

  .comparison {
    flex-direction: column;
  }

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

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

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