:root{
  --bg: #0a140f;            /* deep base for cyber-green motif */
  --bg-2: #0f1f14;           /* subtle secondary layer */
  --text: #eafff2;            /* high-contrast text on glass */
  --muted: #b6ffd6;           /* muted UI text */
  --accent: #d3ff60;          /* pastel cyber-yellow-green */
  --accent-2: #ffd400;         /* cyber yellow accent */
  --surface: rgba(255,255,255,.08);       /* frosted glass base */
  --surface-2: rgba(255,255,255,.18);
  --border: rgba(255,255,255,.28);
  --shadow: 0 8px 28px rgba(0,0,0,.28);
  --radius: 14px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  margin: 0;
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Inter", "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  line-height: 1.6;
  background-color: var(--bg);
  /* Layered background: pastel polka dots + subtle scanlines */
  background-image:
    radial-gradient(circle at 1rem 1rem, rgba(141,255,170,.18) 0 2px, transparent 2px),
    radial-gradient(circle at 3rem 2rem, rgba(110,255,170,.12) 0 3px, transparent 3px),
    linear-gradient(to bottom right, rgba(0,0,0,.28), rgba(0,0,0,.14)),
    repeating-linear-gradient(to bottom, rgba(0,0,0,.06) 0 1px, transparent 1px 2px);
  background-size: 2rem 2rem, 4rem 4rem, auto, auto;
  background-blend-mode: overlay, overlay, normal, overlay;
  min-height: 100vh;
  padding: 0;
  overflow-x: hidden;
}

html:focus-within { outline: 0; }

header, nav, main, article, aside, footer {
  display: block;
}

/* Layout helpers */
.container {
  width: 100%;
  max-width: clamp(640px, 90vw, 1100px);
  padding-inline: 1rem;
  margin-inline: auto;
}

.grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.75rem;
  box-shadow: var(--shadow);
}

/* Header / Typography */
header {
  padding: 1.25rem;
  text-align: center;
  position: relative;
  z-index: 1;
}
header h1 {
  font-size: clamp(1.75rem, 2.6vw + 1rem, 3rem);
  line-height: 1.12;
  margin: 0.25rem 0 0.25rem;
  color: var(--text);
}
header .meta {
  color: rgba(234,255,242,.92);
  font-size: clamp(0.85rem, 1.2vw, 0.95rem);
  margin: 0.25rem 0 0;
  opacity: .95;
}
nav {
  margin-top: .5rem;
}
nav a {
  color: var(--accent-2);
  text-decoration: none;
  padding: .4rem .6rem;
  border-radius: 6px;
  transition: color .15s ease, transform .15s ease;
}
nav a:hover, nav a:focus-visible {
  text-decoration: underline;
  color: var(--accent);
  outline: none;
  transform: translateY(-1px);
}
@media (prefers-reduced-motion: reduce) {
  nav a { transition: none; }
  nav a:hover, nav a:focus-visible { transform: none; }
}

/* Main content / Article (glass panels) */
main {
  padding: 1rem 0 2rem;
}
article {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin: 0 auto 1rem;
  max-width: 72ch;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 10px 28px rgba(0,0,0,.25);
}
@supports not (backdrop-filter: blur(12px)) {
  article {
    background: rgba(255,255,255,.18);
  }
}
.image-frame {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.28);
  box-shadow: 0 6px 20px rgba(0,0,0,.25);
  aspect-ratio: 16 / 9;
  margin-bottom: 1rem;
}
.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.05) contrast(1.05);
}
h1 + p { margin-top: .25rem; }

/* Content blocks / typography inside article */
p { color: rgba(234,255,242,.94); margin: .9rem 0; }
h2 {
  font-size: clamp(1.25rem, 2.5vw, 1.6rem);
  margin: 1.1rem 0 .5rem;
  color: var(--text);
}
ul {
  margin: .75rem 0 1rem 1.1rem;
  padding: 0;
}
li {
  margin: .4rem 0;
  color: rgba(234,255,242,.95);
}
blockquote {
  border-left: 3px solid var(--accent);
  padding-left: .75rem;
  margin: .75rem 0;
  color: var(--text);
  opacity: .95;
}
blockquote p { margin: 0; }

/* Footer / product-ad blocks (glass panels where applicable) */
footer {
  display: grid;
  gap: 1rem;
  padding: 1rem;
}
.product-ad, .sponsored-page {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: .75rem;
  text-align: center;
  box-shadow: var(--shadow);
}
.product-ad a, .sponsored-page a {
  color: var(--text);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}
.product-ad p, .sponsored-page p {
  margin: 0;
  font-weight: 600;
}
footer> p { text-align: center; color: rgba(234,255,242,.9); font-size: .9rem; }

/* Buttons & links (interactive states with accessible focus) */
a, button, .btn, .cta {
  text-decoration: none;
  color: var(--text);
  background: transparent;
  border: 1px solid rgba(255,255,255,.28);
  padding: .55rem 1rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  cursor: pointer;
  font-weight: 600;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn {
  background: var(--accent-2);
  color: #0a0a0a;
  border: 1px solid rgba(0,0,0,.15);
}
.btn.primary { background: var(--accent); color: #0a0a0a; }
.btn:focus-visible, .cta:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
}
a:hover, a:focus-visible { text-decoration: underline; }
.button-row { display: flex; flex-wrap: wrap; gap: .5rem; }

/* Content helpers */
.tag {
  display:inline-flex; align-items:center;
  padding:.25rem .5rem; border-radius: 999px;
  font-size:.75rem; letter-spacing:.4px;
  background: rgba(211,255,96,.18);
  border: 1px solid rgba(211,255,96,.4);
  color: var(--text);
}
.header-row { display:flex; flex-wrap: wrap; justify-content: center; gap: .5rem; align-items: center; }

/* Accessibility: ensure readable text over glass */
@media (prefers-color-scheme: light) {
  :root { --bg: #0a1510; --text: #0a1b0a; --surface: rgba(255,255,255,.88); }
  body { color: #001a0a; }
  article, .product-ad, .sponsored-page { background: rgba(255,255,255,.75); }
  a, .btn { color: #0a1a00; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* Layout helpers for responsive tweaks */
@media (min-width: 64em) {
  main { padding: 1.25rem 0 2rem; }
  article { padding: 1.25rem; }
  .grid { gap: 1.25rem; }
}
@media print {
  body {
    background: #fff;
    color: #000;
  }
  article, .product-ad, .sponsored-page {
    background: #fff;
    border: 1px solid #ccc;
    box-shadow: none;
  }
  a { color: #000; text-decoration: underline; }
}