/* Global reset and cyberpunk baseline */
*, *::before, *::after { box-sizing: border-box; }
html, body { padding: 0; margin: 0; }

/* Palette and neon accents */
:root {
  --bg: #0b111f;
  --fg: #eaffff;
  --cyan: #00e5ff;
  --mag: #ff00ff;
  --glass: rgba(255,255,255,.12);
  --glass-border: rgba(255,255,255,.25);
}
@media (prefers-color-scheme: light) {
  :root { --fg: #0a0a0a; }
}

/* Mobile-first, cyan striped background with magenta accents */
body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial;
  color: var(--fg);
  background-color: var(--bg);
  background-image:
    repeating-linear-gradient(135deg,
      rgba(0,255,255,.15) 0px,
      rgba(0,255,255,.15) 12px,
      rgba(0,0,0,0) 12px,
      rgba(0,0,0,0) 24px);
  min-height: 100vh;
  line-height: 1.5;
}

/* Layout scaffold: centered hero, frosted glass frame for the image */
main {
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
  min-height: calc(100vh - 120px);
}

.image-frame {
  width: min(92vw, 720px);
  margin: 2rem auto;
  padding: 1.25rem;
  border-radius: 16px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 8px 40px rgba(0,0,0,.6);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.image-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,255,255,.08), rgba(255,0,255,.08));
  mix-blend-mode: screen;
  pointer-events: none;
  border-radius: inherit;
}
.image-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 0 28px rgba(0,255,255,.6);
}

/* Footer with frosted glass product ad card and CTA styling */
footer {
  width: 100%;
  padding: 1.5rem;
  display: grid;
  place-items: center;
  background: rgba(2,6,12,.6);
  color: var(--fg);
  border-top: 1px solid rgba(255,255,255,.15);
}
.product-ad {
  display: inline-block;
  padding: .75rem 1rem;
  border-radius: 12px;
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.25);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  text-align: left;
  margin-bottom: .75rem;
}
.product-ad h3 {
  margin: 0 0 .25rem 0;
  font-size: 1rem;
  color: var(--fg);
}
.product-ad a {
  display: inline-block;
  padding: .6em 1.1em;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--mag), #ff6bd8);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid rgba(255,255,255,.6);
  box-shadow: 0 0 12px rgba(255,0,255,.8);
  transition: transform .2s ease, box-shadow .2s ease;
}
.product-ad a:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255,0,255,.95);
}
.product-ad a:focus-visible,
a:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
}
footer p {
  margin: 0;
  font-size: .92rem;
  opacity: .9;
}

/* Responsive tweaks: scale hero and spacing on larger screens */
@media (min-width: 600px) {
  main { padding: 3rem 2rem; }
  .image-frame { width: min(70vw, 760px); padding: 1.5rem; }
}
@media (min-width: 1024px) {
  body { font-size: 16.5px; }
  .image-frame { width: 60vw; }
}