/* CSS for a purple-zigzag, hacker-themed landing page with frosted glass and responsive layout */

/* Reset-lite */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
:root {
  --bg: #1a0a25;
  --bg-dk: #0e0720;
  --card: rgba(255, 255, 255, 0.08);
  --card-border: rgba(255, 255, 255, 0.25);
  --fg: #eaf2ff;
  --blue: #4aa3ff;
  --blue-dark: #1e6edb;
  --focus: #9bd6ff;
  --radius: 14px;
}
html { font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial; }
body {
  margin: 0;
  color: var(--fg);
  background: var(--bg);
  /* purple zigzag pattern (mobile-friendly) */
  background-image:
    linear-gradient(135deg, rgba(106,0,173,.22) 25%, transparent 25%, transparent 50%, rgba(106,0,173,.22) 50%, rgba(106,0,173,.22) 75%, transparent 75%, transparent),
    linear-gradient(315deg, rgba(255,255,255,.04) 25%, transparent 25%, transparent 50%, rgba(255,255,255,.04) 50%, rgba(255,255,255,.04) 75%, transparent 75%, transparent);
  background-size: 28px 28px, 28px 28px;
  background-color: #1a0a25;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { color: var(--blue); text-decoration: none; }
a:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }

/* Layout containers (mobile-first) */
header {
  width: min(1100px, 92%);
  margin: 2rem auto;
  padding: 2rem 1.25rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  text-align: center;
}
header h1 {
  margin: 0 0 .5rem;
  font-size: clamp(1.8rem, 6vw, 3rem);
  font-weight: 800;
  color: #eaf2ff;
  letter-spacing: .4px;
  text-shadow: 0 0 8px rgba(74, 170, 255, 0.9);
}
header .meta {
  font-size: .95rem;
  color: rgba(234, 244, 255, 0.9);
}

/* Main content area */
main {
  display: grid;
  justify-items: center;
  padding: 0 1rem 2rem;
}
article {
  width: 100%;
  max-width: 860px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  line-height: 1.75;
  color: #eaf2ff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}
.featured-image img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
  margin: 1rem 0;
  box-shadow: 0 6px 18px rgba(0,0,0,.25);
}
article p { margin: 1rem 0; font-size: 1rem; }

/* Footer / CTA area */
footer { width: min(1100px, 92%); margin: 2rem auto 3rem; padding: 0; color: #e6f0ff; }
.product-ad {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: .75rem;
  padding: .75rem;
  border-radius: 12px;
  background: rgba(4, 6, 20, 0.55);
  border: 1px solid rgba(88, 130, 255, 0.40);
}
.product-ad h3 { margin: 0; font-size: 1.05rem; }
.product-ad a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .65rem 1rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
  color: #fff;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 6px 14px rgba(0,0,0,.25);
}
.product-ad a:hover { transform: translateY(-1px); }

/* Frosted glass accents (secondary sections) */
.halo {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: .5rem 1rem;
}

/* Focus for interactive elements (additional safety) */
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }

/* Responsive tweaks */
@media (min-width: 600px) {
  article { padding: 1.25rem 1.5rem; }
  .product-ad { grid-template-columns: auto 1fr; }
  .product-ad a { padding: .8rem 1.25rem; }
}
@media (min-width: 900px) {
  header { padding: 3rem 2rem; }
  article { padding: 1.75rem 1.75rem; }
  .halo { padding: 1rem 1.25rem; }
}