/* CSS for cyberpunk, frosted-glass landing with pink checkerboard background */

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

:root {
  --pink: #ff2bd6;
  --pink-d: #d600ad;
  --magenta: #ff3ebc;
  --bg: #0b0b10;
  --glass: rgba(255,255,255,.16);
  --glass-border: rgba(255,255,255,.32);
  --text: #e9e6ff;
  --text-dim: #cbd0ff;
  --shadow: rgba(0,0,0,.5);
}

html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto;
  color: var(--text);
  background-color: var(--bg);
  /* pink checkerboard background */
  background-image:
    linear-gradient(45deg, rgba(255,2,214,.25) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(255,2,214,.25) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(255,2,214,.25) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(255,2,214,.25) 75%);
  background-size: 40px 40px;
  background-position: 0 0, 0 20px, 20px -20px, -20px 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Light reset for layout spacing */
main { display: grid; place-items: center; padding: 2rem 1rem; min-height: calc(100vh - 140px); }

.image-frame {
  width: 100%;
  max-width: 720px;
  padding: 1.25rem;
  border-radius: 16px;
  backdrop-filter: saturate(120%) blur(6px);
  -webkit-backdrop-filter: saturate(120%) blur(6px);
  background: rgba(255,255,255,.14);       /* frosted glass */
  border: 1px solid rgba(255,255,255,.34);
  box-shadow: 0 8px 28px rgba(0,0,0,.5);
  overflow: hidden;
}

.image-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.45);
  box-shadow: 0 6px 18px rgba(0,0,0,.3);
  vertical-align: middle;
}

/* Footer with a prominent CTA */
footer {
  padding: 1.25rem 1rem;
  text-align: center;
  color: rgba(230,230,255,.95);
  background: rgba(0,0,0,.25);
  border-top: 1px solid rgba(255,255,255,.15);
  backdrop-filter: saturate(120%) blur(4px);
  -webkit-backdrop-filter: saturate(120%) blur(4px);
}

.product-ad {
  display: inline-block;
  padding: .55rem .95rem;
  border-radius: 999px;
  background: rgba(255, 0, 140, .25);
  border: 1px solid rgba(255,0,140,.6);
  margin-bottom: .5rem;
  box-shadow: inset 0 0 12px rgba(255,0,140,.6);
}

.product-ad h3 {
  margin: 0 0 .35rem;
  font-size: .92rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: #fff;
  text-shadow: 0 0 8px rgba(255,0,140,.8);
}

.product-ad a {
  display: inline-block;
  text-decoration: none;
  color: #fff;
  background: linear-gradient(135deg, var(--pink), #ff0066);
  padding: .6rem 1.05rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.5);
  box-shadow: 0 6px 16px rgba(255,0,140,.6);
  transition: transform .2s ease, box-shadow .2s ease;
}
.product-ad a p {
  margin: 0;
  padding: 0;
  font-weight: 600;
  font-size: .95rem;
}
.product-ad a:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(255,0,140,.8);
}
.product-ad a:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 2px;
  border-radius: 999px;
}

footer p {
  margin: 0;
  font-size: .85rem;
  color: rgba(230,230,255,.95);
  opacity: .95;
}

/* Focus visibility for accessibility on all focusable elements */
a:focus-visible, button:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 2px;
}

/* Small screens: ensure good touch targets and readability */
@media (min-width: 640px) {
  main { padding: 2.5rem 2rem; min-height: calc(100vh - 160px); }
  .image-frame { padding: 1.5rem; }
}
@media (min-width: 900px) {
  main { padding: 3rem 3rem; }
  .image-frame { max-width: 860px; }
}