/* Minimal reset and theme variables */
:root{
  --bg-stripe: #1b1b7a;
  --bg-stripe-alt: #0a0a2a;
  --green: #39ff87;
  --green-dark: #0bd57e;
  --card: rgba(7,12,28,0.75);
  --text: #eafff0;
  --muted: #b8ffd0;
  --radius: 14px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial;
  color: var(--text);
  background-color: #040516;
  /* Indigo striped pattern background (mobile-first) */
  background-image: repeating-linear-gradient(135deg, #1b1b7a 0 10px, #0a0a2a 10px 20px);
  background-attachment: fixed;
}

/* Layout: mobile-first, hero-focused */
main {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  position: relative;
}

/* Frosted glass frame around the image for hacker/cyberpunk vibe */
.image-frame {
  width: min(92vw, 860px);
  background: rgba(12, 18, 40, 0.65);
  border: 1px solid rgba(0, 255, 120, 0.25);
  border-radius: 16px;
  padding: 1rem;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 12px 40px rgba(0,0,0,.5);
}

/* Image styling with neon glow */
.image-frame img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  filter: saturate(1.05);
  box-shadow: 0 0 14px rgba(0, 255, 120, 0.9);
}

/* Footer + product ad styling (CTA) */
footer {
  padding: 1.75rem 1rem;
  text-align: center;
}

/* Frosted card for the ad with neon accents */
.product-ad {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  padding: .9rem;
  border-radius: 12px;
  width: min(92%, 700px);
  background: rgba(5,8,22,0.75);
  border: 1px solid rgba(0, 255, 120, 0.25);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.product-ad h3 {
  margin: 0 0 .5rem;
  font-size: 1.05rem;
  color: var(--muted);
}

/* CTA button style with high contrast neon green */
.product-ad a {
  display: inline-block;
  padding: .75rem 1.25rem;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  color: #04120e;
  background: linear-gradient(135deg, #4cff87 0%, #0bd57e 100%);
  border: 1px solid rgba(0,0,0,.15);
  box-shadow: 0 6px 14px rgba(0,255,122,.6);
  transition: transform .2s ease;
}

.product-ad a:hover { transform: translateY(-1px); }

/* Global link color for accessibility (readable against background) */
a { color: #7aff9d; text-decoration: none; }

/* Focus styles for accessibility (focus-visible) */
:focus-visible {
  outline: 3px solid rgba(106, 255, 151, 0.95);
  outline-offset: 2px;
  border-radius: 6px;
}

/* Typography tweaks for footer text */
p { margin: 0; color: var(--muted); }

/* Responsive adjustments for larger screens */
@media (min-width: 768px) {
  main { padding: 3rem; }
  .image-frame { width: 720px; }
  .product-ad { margin-top: 0.5rem; }
  p { font-size: 1rem; }
}