:root {
  /* Colorful vibrant background and neon accents */
  --flx-base-bg: #0b0f19;
  --flx-card-bg: #151d30;
  
  --flx-accent: #f43f5e; /* Vibrant Rose */
  --flx-glow: #06b6d4;   /* Electric Cyan */
  
  --flx-ink-bright: #ffffff;
  --flx-ink-dim: #cbd5e1; /* high contrast bright slate */
  
  /* Vibrant gradients */
  --flx-contrast-gradient: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
  --flx-accent-gradient: linear-gradient(135deg, #f43f5e 0%, #ec4899 100%);
  
  /* Typography configuration */
  --flx-font-display: 'Montserrat', sans-serif;
  --flx-font-body: 'Poppins', sans-serif;
  
  /* Layout limits and styles */
  --flx-container-max: 1200px;
  --flx-border-radius: 16px; /* soft style (12–20px) */
  --flx-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.4); /* raised style */
}

/* Base style resets */
body {
  margin: 0;
  padding: 0;
  background-color: var(--flx-base-bg);
  color: var(--flx-ink-bright);
  font-family: var(--flx-font-body);
  overflow-x: hidden;
}

/* Abstract Background Pattern styling */
.flx-bg-decor {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

/* Heading and Display classes */
.flx-display-heading {
  font-family: var(--flx-font-display);
  text-transform: uppercase;
}

/* Smooth sticky animation logic */
@media (min-width: 1024px) {
  .flx-sticky-aside {
    position: -webkit-sticky;
    position: sticky;
    top: 100px;
    align-self: flex-start;
  }
}

/* Specific styling for transitions */
.flx-action-anchor {
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.flx-action-anchor::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: all 0.6s ease;
}

.flx-action-anchor:hover::before {
  left: 100%;
}

/* Testimonial structural specifics to respect colors and borders */
.flx-opinion-item {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.flx-opinion-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 15px 30px rgba(6, 182, 212, 0.15);
}