/* Light reset and base styles */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  padding: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Inter, Arial;
  color: #e7e7f0;
  background-color: #0b0b12;
  /* silver noise texture look */
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,.08) 1px, transparent 1px),
    radial-gradient(circle at 3px 7px, rgba(0,0,0,.08) 1px, transparent 1px);
  background-size: 4px 4px, 4px 4px;
  background-blend-mode: overlay;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  letter-spacing: .2px;
}

/* Layout scaffolding (mobile-first) */
main { padding: 6vmin 4vw 4rem; display: block; }

/* Frosted glass card: image frame with cyberpunk pink glow */
.image-frame {
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(8px) saturate(1.2);
  -webkit-backdrop-filter: blur(8px) saturate(1.2);
  box-shadow: 0 14px 40px rgba(0,0,0,.55);
  position: relative;
}

.image-frame img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.28);
  box-shadow: inset 0 2px 20px rgba(0,0,0,.6);
}

/* Subtle neon accent overlay for cyberpunk vibe */
.image-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 18px;
  padding: 1px;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255,0,140,.25), rgba(0,255,255,.0) 60%);
  mix-blend-mode: screen;
  opacity: .85;
  filter: saturate(1.2);
}

/* Product ad section with frosted glass feel and neon CTA */
.product-ad {
  margin: 2rem auto;
  max-width: 800px;
  padding: 1rem 1rem;
  border-radius: 14px;
  background: rgba(10,10,15,.6);
  border: 1px solid rgba(255,255,255,.25);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: grid;
  grid-template-columns: 1fr;
  gap: .75rem;
  align-items: center;
  justify-items: start;
  box-shadow: 0 8px 28px rgba(0,0,0,.5);
}

.product-ad h3 {
  margin: 0;
  font-size: 1rem;
  color: #ffd9f3;
  letter-spacing: .4px;
}

.product-ad a {
  text-decoration: none;
  display: inline-block;
  padding: .75rem 1.25rem;
  border-radius: 999px;
  font-weight: 800;
  color: #0b0018;
  background: linear-gradient(135deg, #ff4e9a 0%, #ff2f88 60%, #d90072 100%);
  box-shadow: 0 6px 14px rgba(255,0,150,.6);
}
.product-ad a:hover { transform: translateY(-1px); filter: brightness(1.05); }
.product-ad a:focus-visible {
  outline: 3px solid #ffd2f0;
  outline-offset: 2px;
}

.product-ad p { margin: 0; }

/* Footer: simple, accessible contrast and focus */
footer {
  padding: 1.25rem 0 2rem;
  text-align: center;
  color: #e7dee8;
  font-size: .92rem;
}

/* Focus visibility for keyboard navigation on CTAs/links */
a:focus-visible {
  outline: 3px solid #ffd2f0;
  outline-offset: 2px;
  border-radius: 6px;
}

/* Responsive tweaks */
@media (min-width: 640px) {
  main { padding: 6vmin 6vw 4rem; }
  .product-ad { grid-template-columns: auto auto; justify-content: center; gap: 1.5rem; }
  .product-ad h3 { font-size: 1.05rem; }
}
@media (min-width: 1024px) {
  main { padding: 8vmin 6vw 4rem; }
  .image-frame { padding: 1.25rem; }
  .product-ad h3 { font-size: 1.1rem; }
}