/* Reset & base */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; padding: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: #e9e9e9; line-height: 1.5;
  /* Maroon crosshatch background + hacker vibe */
  background-color: #0b0b0f;
  background-image:
    linear-gradient(rgba(0,0,0,.55), rgba(0,0,0,.55)),
    repeating-linear-gradient(45deg, rgba(128,0,0,.92) 0 9px, rgba(128,0,0,.92) 9px 18px, transparent 18px 26px),
    repeating-linear-gradient(-45deg, rgba(128,0,0,.7) 0 9px, transparent 9px 18px);
  background-blend-mode: overlay, overlay, overlay;
  min-height: 100vh;
}

/* Focus & accessibility */
:focus-visible { outline: 2px solid #00ffd5; outline-offset: 2px; }
a { color: #aee; text-decoration: none; }

/* Layout reset for content containers (light) */
header, main, footer { width: 100%; }

/* Hero header (clear hero section with frosted glass vibe) */
header {
  padding: 1rem;
  text-align: center;
  background: rgba(0,0,0,.25);
  border-bottom: 1px solid rgba(255,255,255,.15);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  position: sticky; top: 0; z-index: 10;
}
header h1 {
  font-size: clamp(1.4rem, 5vw, 2.4rem);
  margin: 0.25rem 0 0;
  color: #f8f8f8;
  text-shadow: 0 0 8px rgba(0,255,255,.6);
}

/* Main content area (centered, glass panels) */
main { padding: 1rem; display: grid; place-items: center; }

/* Frosted glass image frame for the hero/media */
.image-frame {
  width: min(680px, 92%);
  padding: .75rem;
  border-radius: 14px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 10px 30px rgba(0,0,0,.5);
}
.image-frame img {
  width: 100%; height: auto; display: block;
  border-radius: 12px;
}

/* Footer with prominent CTA-like section */
footer {
  padding: 2rem 1rem;
  text-align: center;
  color: #d9d9d9;
}
.product-ad {
  display: inline-block;
  padding: .75rem 1.25rem;
  margin-bottom: .75rem;
  border-radius: 999px;
  background: rgba(0,0,0,.35);
  border: 1px solid rgba(255,255,255,.22);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 0 12px rgba(0,255,255,.45);
}
.product-ad h3 { margin: 0 0 .25rem; font-size: 1rem; color: #fff; }
.product-ad a {
  display: inline-block;
  padding: .6rem 1rem;
  margin-top: .25rem;
  border-radius: 999px;
  background: rgba(0,0,0,.6);
  border: 1px solid rgba(255,255,255,.25);
  color: #eaffff;
  font-weight: 600;
  box-shadow: 0 0 12px rgba(0,255,255,.6);
  transition: transform .2s ease, background .2s ease;
}
.product-ad a:hover { transform: translateY(-1px); background: rgba(0,0,0,.75); }
.product-ad a:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }

/* Link focus for general navigation (accessibility) */
a:focus-visible { outline: 2px solid #00ffd5; outline-offset: 2px; }

/* Minor typographic polish for hacker/cyberpunk vibe */
h2, h3 { color: #f0f0f0; }

/* Responsive tweaks (mobile-first) */
@media (min-width: 600px) {
  header { padding: 1.5rem 2rem; }
  main { padding: 2rem 0; }
}
@media (min-width: 900px) {
  header h1 { font-size: 2.6rem; }
}