/* Minimal reset and base styles */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: #eaffff;
  background: #0a0a0f;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Cyan abstract blur background */
body::before, body::after {
  content: "";
  position: fixed;
  width: 60vmin;
  height: 60vmin;
  border-radius: 50%;
  filter: blur(60px);
  z-index: -1;
}
body::before {
  left: -12vmin; top: -12vmin;
  background:
    radial-gradient(circle at 30% 30%, rgba(0,255,255,.9), transparent 40%),
    radial-gradient(circle at 70% 70%, rgba(0,180,255,.6), transparent 40%);
}
body::after {
  right: -12vmin; bottom: -12vmin;
  background:
    radial-gradient(circle at 60% 40%, rgba(0,255,210,.8), transparent 40%),
    radial-gradient(circle at 20% 60%, rgba(0,120,150,.6), transparent 40%);
  opacity: .8;
}

/* Theme colors */
:root {
  --maroon: #7a001d;
  --cyan: #18eaff;
  --glass: rgba(255,255,255,.08);
  --text: #eaffff;
  --muted: rgba(234,255,255,.8);
  --shadow: 0 8px 24px rgba(0,0,0,.35);
}

/* Header hero (clear hero section) */
header {
  padding: 2rem 1rem;
  text-align: center;
  min-height: 48vh;
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  position: relative;
}
header::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0; height: 20px;
  background: linear-gradient(to top, rgba(122,0,29,.8), transparent);
  pointer-events: none;
  mix-blend-mode: screen;
}
header h1 {
  font-size: clamp(2rem, 6vw, 3.8rem);
  color: #eaffff;
  margin-bottom: .6rem;
  text-shadow: 0 0 14px rgba(0,255,255,.5);
}
header .meta {
  color: #d6e9f6;
  font-size: .92rem;
}

/* Frosted glass content card for the article */
main { width: 100%; }
article {
  width: min(860px, 92%);
  margin: 1.5rem auto;
  background: rgba(16,18,28,.62);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 16px;
  padding: 1.25rem;
  backdrop-filter: saturate(120%) blur(6px);
  -webkit-backdrop-filter: saturate(120%) blur(6px);
  color: #e9f7ff;
  box-shadow: var(--shadow);
}
.featured-image { border-radius: 12px; overflow: hidden; margin: .75rem 0; }
.featured-image img { width: 100%; height: auto; display: block; }

/* Content text */
article p { margin: .8rem 0; color:#eaffff; }

/* First letter emphasis for class content paragraphs */
p.content::first-letter {
  font-weight: 700;
  font-size: 2em;
  color: #b7f2ff;
}

/* Simple button-like CTA styling for links (prominent CTAs) */
a { color: inherit; text-decoration: none; }
a:focus { outline: 2px solid var(--cyan); outline-offset: 2px; border-radius: 6px; }
a.btn, .cta {
  display: inline-block;
  padding: .6rem 1rem;
  border-radius: 8px;
  border: 1px solid rgba(0,255,255,.65);
  background: linear-gradient(135deg, rgba(0,255,255,.25), rgba(0,0,0,.0));
  color: #eaffff;
  text-shadow: 0 0 6px rgba(0,255,255,.6);
}
a.btn:hover, .cta:hover {
  background: rgba(0,255,255,.38);
  transform: translateY(-1px);
}
.product-ad a { display: inline-block; padding: .5rem .9rem; border-radius: 6px; }

/* Footer and ad block */
footer { text-align: center; padding: 1.5rem; color: #cbdce6; }
.product-ad {
  display: inline-block;
  padding: .75rem;
  border-radius: 12px;
  background: rgba(10,0,10,.65);
  border: 1px solid rgba(0,255,255,.25);
  margin-bottom: .75rem;
}
.product-ad h3 { margin: 0 0 .5rem; color:#c9faff; font-size: 1.05rem; }

/* Responsive tweaks (mobile-first) */
@media (min-width: 768px) {
  header { padding: 3rem 1rem; min-height: 60vh; }
  article { padding: 1.75rem; }
  .product-ad { padding: 1rem 1.25rem; }
}