/* Mobile-first, single stylesheet for a cyberpunk hacker theme with lime-violet gradient and frosted glass effects */

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

html, body { margin: 0; padding: 0; height: 100%; }

/* Color scheme and tone */
:root {
  --text: #e9f2ff;
  --muted: rgba(233, 242, 255, 0.85);
  --glass: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.25);
  --shadow: 0 8px 28px rgba(0,0,0,.25);
  --glow: 0 0 12px rgba(127, 0, 255, .65);
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  color: var(--text);
  /* Lime-to-violet cyber gradient background (mobile-first) */
  background: linear-gradient(135deg, #d9ff58 0%, #9dff34 25%, #2cffd8 50%, #7a2cff 75%, #6a00ff 100%);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Light reset for basic layout */
img { max-width: 100%; height: auto; display: block; }

/* HERO / main layout (mobile-first) */
main {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.5rem 1rem;
  flex: 1 1 auto;
}

.image-frame {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 14px;
  padding: 12px;
  max-width: 92vw;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: var(--shadow);
  transition: transform .2s ease;
}
.image-frame:hover { transform: translateY(-2px); }

.image-frame img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  display: block;
  /* Slight neon edge for hacker vibe without overpowering the image */
  border: 1px solid rgba(180,255,180,.35);
  box-shadow: 0 0 14px rgba(0, 255, 150, .25);
}

/* FOOTER / Product Ad */
footer {
  text-align: center;
  padding: 1.75rem 1rem;
  color: rgba(234, 248, 255, 0.92);
}

.product-ad {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  background: rgba(15, 0, 60, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 6px 20px rgba(0,0,0,.25);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.product-ad h3 {
  font-size: 0.95rem;
  margin: 0;
  color: #e7ffbd;
  text-shadow: 0 0 6px rgba(180,255,120,.6);
}

.product-ad a {
  text-decoration: none;
  color: #0b0b0f;
  background: #b6ff3a;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid rgba(0,0,0,.15);
  display: inline-block;
  transition: transform .2s ease, box-shadow .2s ease;
}
.product-ad a:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 2px;
  border-radius: 999px;
}
.product-ad a:hover,
.product-ad a:focus {
  transform: translateY(-1px);
  box-shadow: 0 0 12px #b6ff3a, 0 0 24px rgba(112,255,120,.6);
}

/* Footer baseline text */
footer p {
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
  opacity: 0.95;
}

/* Accessibility helpers for keyboard users */
a:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 2px;
  border-radius: 6px;
}

/* Responsive tweaks */
@media (min-width: 600px) {
  main { padding: 4rem 2rem; }
  .image-frame { border-radius: 20px; padding: 14px; }
  .image-frame img { border-radius: 12px; max-width: 700px; }
}

@media (min-width: 1024px) {
  footer { padding: 2rem 0; }
  .product-ad { flex-direction: row; align-items: center; justify-content: center; gap: 1.25rem; padding: 1rem 1.25rem; }
  main { padding: 5rem 3rem; }
}