/* Whitepaper — custom layer on Tailwind */

html,
body {
  margin: 0;
  min-height: 100%;
  background-color: #050708;
  color: #f9fafb;
  font-family: "Space Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
}

.whitepaper-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 255, 136, 0.08), transparent),
              radial-gradient(ellipse 60% 40% at 100% 50%, rgba(0, 255, 136, 0.04), transparent),
              radial-gradient(ellipse 60% 40% at 0% 80%, rgba(0, 255, 136, 0.04), transparent),
              #050708;
  pointer-events: none;
}

.whitepaper-bg-orbs {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.whitepaper-orb,
.whitepaper-dvd {
  position: absolute;
  left: 0;
  top: 0;
  will-change: transform;
  pointer-events: none;
}

.whitepaper-dvd {
  border-radius: 4px;
  box-shadow: 0 0 16px rgba(0, 255, 136, 0.2);
  border: 1px solid rgba(0, 255, 136, 0.25);
}

.whitepaper-card {
  background: rgba(20, 20, 20, 0.85);
  border: 1px solid rgba(38, 38, 38, 0.9);
  border-radius: 16px;
  padding: 1.75rem 1.5rem;
  backdrop-filter: blur(12px);
}

.whitepaper-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.5rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.whitepaper-btn:hover {
  transform: translateY(-1px);
}

.whitepaper-btn-primary {
  background: #00ff88;
  color: #0a0a0a;
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.25);
}

.whitepaper-btn-primary:hover {
  box-shadow: 0 0 28px rgba(0, 255, 136, 0.4);
}

.whitepaper-btn-secondary {
  background: transparent;
  color: #00ff88;
  border: 2px solid rgba(0, 255, 136, 0.5);
}

.whitepaper-btn-secondary:hover {
  border-color: #00ff88;
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.15);
}