/* Minimal reset and a mobile-first, responsive hacker aesthetic */

*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial;
  color: #eae3d6;
  line-height: 1.75;
  background: linear-gradient(135deg, #0a4bd2 0%, #1b69b0 50%, #0b2f63 100%);
  min-height: 100vh;
}

/* Color tokens (brown + blue) for hacking/cyberpunk vibe */
:root {
  --brown: #8b5e3c;
  --brown-dark: #6a4730;
  --glass: rgba(22,12,6,.45);
  --glass-border: rgba(255,255,255,.15);
  --text: #eae3d6;
  --muted: #d6c7b0;
  --accent: #5bd9ff;
}

/* Frosted glass header (hero) */
header {
  width: min(960px, 92%);
  margin: 1rem auto 0;
  padding: 1.75rem 1.75rem;
  text-align: center;
  border-radius: 14px;
  background: rgba(18,12,6,.45);
  border: 1px solid rgba(255,255,255,.15);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 8px 22px rgba(0,0,0,.25);
}
header h1 {
  margin: .15rem 0 0.5rem;
  font-size: 1.9rem;
  color: #c89a65;
  letter-spacing: .4px;
  text-shadow: 0 0 8px rgba(0,200,255,.25);
}
header .meta {
  margin: 0;
  font-size: .85rem;
  color: #e9d9be;
  opacity: .95;
}

/* Main article container (content) */
main { display: block; }

article {
  max-width: 860px;
  margin: 1.75rem auto;
  padding: 0 1rem;
  background: rgba(14,10,6,.38);
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.15);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.8;
}
.featured-image { margin: 1rem 0 1rem; overflow: hidden; border-radius: 12px; }
.featured-image img { width: 100%; height: auto; display: block; border-radius: 12px; box-shadow: 0 10px 25px rgba(0,0,0,.4); }

/* Paragraph rhythm */
p { margin: 0 0 1rem; }

/* Footer with a featured product CTA (prominent CTA) */
footer { padding: 1.25rem; text-align: center; color: var(--muted); }

/* Frosted glass card for the product ad with a clear CTA button */
.product-ad {
  display: block;
  padding: .75rem;
  margin: 0 auto 1rem;
  border-radius: 12px;
  max-width: 520px;
  background: rgba(22,12,6,.45);
  border: 1px solid rgba(255,255,255,.15);
}
.product-ad h3 { margin: 0 0 .5rem; color: #f0d6bf; font-weight: 600; }
.product-ad a {
  text-decoration: none;
  display: inline-block;
  padding: .7rem 1.1rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #4e290d 0%, #2b1202 100%);
  color: #f7efe8;
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.25), 0 6px 14px rgba(0,0,0,.25);
  cursor: pointer;
  transition: transform .15s ease;
}
.product-ad a:hover { transform: translateY(-1px); }
.product-ad a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 999px;
}

/* Focus visibility for accessibility on all focusable elements */
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

/* Responsive tweaks: mobile-first, scale up typography and paddings on larger screens */
@media (min-width: 768px) {
  header { padding: 2rem 2.5rem; }
  header h1 { font-size: 2.4rem; }
  article { padding: 1.25rem 1.25rem; }
}

@media (min-width: 1024px) {
  body {
    background: linear-gradient(135deg, #0a4bd2 0%, #1a3a90 40%, #0b2f63 100%);
  }
  article { padding: 1.5rem 1.75rem; }
  .product-ad { padding: 1rem 1.25rem; }
}