/* Minimal reset and dark hacker-theme styles with red zigzag background and frosted glass feel */
:root {
  --bg: #000;
  --fg: #e9e9e9;
  --red: #ff2b2b;
  --red-d: #a4001f;
  --glass: rgba(0, 0, 0, 0.48);
  --glass-border: rgba(255, 255, 255, 0.22);
  --shadow: 0 6px 20px rgba(0,0,0,.6);
}

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

html, body { height: 100%; }
html { font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial; }
body {
  margin: 0;
  color: var(--fg);
  background: #000;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  position: relative;
  min-height: 100vh;
}

/* Red zigzag background (full-page, subtle yet bold) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(135deg, rgba(255,0,0,.9) 25%, transparent 25%) -5px 0 / 20px 20px,
    linear-gradient(225deg, rgba(255,0,0,.9) 25%, transparent 25%) 0px 0 / 20px 20px,
    linear-gradient(315deg, rgba(255,0,0,.9) 25%, transparent 25%) 0px 0 / 20px 20px,
    linear-gradient(45deg, rgba(255,0,0,.9) 25%, transparent 25%) 0px 0 / 20px 20px;
  opacity: .9;
  mix-blend-mode: multiply;
  background-color: #000;
  background-repeat: repeat;
  filter: saturate(110%);
}

/* Layout containers (glass-like, mobile-first) */
header {
  margin: 1rem auto;
  padding: 1.5rem;
  max-width: 900px;
  width: 92%;
  border-radius: 14px;
  background: rgba(0,0,0,.42);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: var(--shadow);
}

header h1 {
  margin: 0 0 .25rem;
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  line-height: 1.05;
  color: #fff;
  letter-spacing: .2px;
  text-shadow: 0 0 8px rgba(0,255,170,.8), 0 0 20px rgba(255,0,0,.6);
}

header .meta {
  font-size: . ninthrem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas;
  color: #d6d6d6;
  letter-spacing: .3px;
}
@media (min-width: 600px) {
  header { padding: 2rem; }
  header h1 { font-size: 2.4rem; }
}

main { padding: 0 1rem; }

article {
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem;
  color: #e9e9e9;
  background: rgba(0,0,0,.22);
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.15);
  box-shadow: inset 0 0 40px rgba(0,0,0,.4);
}

.featured-image { border-radius: 12px; overflow: hidden; margin: 1rem 0; border: 1px solid rgba(255,255,255,.25); background: #111; }
.featured-image img { display: block; width: 100%; height: auto; }

p { margin: 0 0 1rem; color: #f3f3f3; }
article > *:last-child { margin-bottom: 0; }

/* Footer ad area (frosted glass look) */
footer { padding: 1.25rem; margin-top: 1.5rem; }
.product-ad {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  border-radius: 12px;
  background: rgba(0,0,0,.4);
  border: 1px solid rgba(255,255,255,.25);
  backdrop-filter: blur(6px);
}
.product-ad h3 { margin: 0; font-size: 1.05rem; }
.product-ad p { margin: 0; }
footer p { text-align: center; opacity: .75; margin: .75rem 0 0; }

/* CTA styles (prominent, accessible) */
a.btn {
  display: inline-block;
  padding: .75rem 1.15rem;
  border-radius: 999px;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  background: var(--red);
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 6px 14px rgba(0,0,0,.5);
}
a.btn.secondary {
  background: rgba(255,255,255,.08);
  color: #fff;
}
a.btn:focus-visible {
  outline: 3px solid #7fffd4;
  outline-offset: 2px;
}
a.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(0,0,0,.6);
}
@media (max-width: 520px) {
  .product-ad { flex-direction: column; align-items: stretch; }
  a.btn { width: 100%; text-align: center; }
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* Typography helpers for cyberpunk vibe (optional) */
.kbd {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas;
  font-size: .85em;
  padding: .15em .4em;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,.4);
  background: rgba(0,0,0,.25);
}
```