/* Base */
:root {
  --bg: #0a1120;
  --bg-2: #0e1a2b;
  --text: #e8f2ff;
  --muted: #a7c5dd;
  --accent: #ff9a3c;       /* orange CTA */
  --accent-2: #6bd3ff;     /* pastel blue accent */
  --glass: rgba(255,255,255,.08);
  --glass-border: rgba(255,255,255,.25);
  --shadow: 0 6px 20px rgba(0,0,0,.25);
  --radius: 12px;
  --focus: 2px solid #fff;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
html { font-size: 16px; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  /* Layered background: pastel blue spirals + subtle scanlines/noise (pure CSS) */
  background-image:
    radial-gradient(circle at 15% 15%, rgba(107,211,255,.22) 0 6px, transparent 6px),
    radial-gradient(circle at 85% 25%, rgba(255,138,74,.20) 0 6px, transparent 6px),
    conic-gradient(from 180deg at 50% 50%, rgba(107,211,255,.14), rgba(255,138,74,.14) 40%, rgba(107,211,255,.14) 80%, rgba(255,138,74,.14) 120deg),
    linear-gradient(#0a1020, #0a1020);
  background-blend-mode: overlay;
  background-size: 60px 60px, 60px 60px, 100% 100%, 100% 100%;
  background-repeat: repeat, repeat, no-repeat, no-repeat;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Inter, Arial;
  line-height: 1.4;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  body { background-attachment: fixed; }
}

/* Section: Layout utils */
.container {
  width: 100%;
  max-width: clamp(320px, 92vw, 1120px);
  margin-inline: auto;
  padding-inline: 1rem;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}
.card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
@supports not (backdrop-filter: blur(12px)) {
  .card { background: rgba(255,255,255,.14); }
}

/* Section: Typography */
h1, h2, h3 { margin: 0 0 .5rem 0; font-weight: 700; }
h1 { font-size: clamp(1.6rem, 4vw, 2.6rem); line-height: 1.15; }
h2 { font-size: clamp(1.4rem, 3.2vw, 2rem); color: #eaf7ff; }
h3 { font-size: clamp(1.1rem, 2.4vw, 1.4rem); color: #dbefff; }
p { margin: .75em 0; color: var(--text); font-size: clamp(1rem, 2.2vw, 1.125rem); line-height: 1.6; }
blockquote {
  margin: .75em 0; padding: .75em 1em;
  border-left: 4px solid var(--accent-2);
  color: #eaf6ff;
  background: rgba(255,255,255,.06);
}
ul { padding-left: 1.25rem; margin: .75em 0; }
li { margin: .25em 0; }

/* Section: Meta + header */
header {
  padding: 2rem 1rem;
  text-align: center;
}
header h1 { color: var(--text); margin-bottom: .25rem; }
header .meta { color: var(--muted); font-size: clamp(0.75rem, 2vw, 0.9rem); }

/* Navigation */
nav { margin-top: .5rem; }
nav a {
  color: var(--accent-2);
  text-decoration: none;
  padding: .25rem .6rem;
  border-radius: 6px;
}
a:focus-visible, button:focus-visible, .btn:focus-visible, .cta:focus-visible {
  outline: var(--focus);
  outline-offset: 3px;
}
a:hover, a:focus { text-decoration: underline; }

/* Section: Content area styling */
main { padding: 0 0 2rem; }
article { padding: 1rem; }

/* Image frame styling */
.image-frame {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 6px 18px rgba(0,0,0,.25);
  margin: 0 auto 1rem;
}
.image-frame img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  filter: saturate(1.05);
}

/* Content section class (glass panelized content blocks) */
.content { /* kept generic; content lives in article */ }

/* Utility: image-alikes for potential aside content */
aside { display: none; }

/* Product ad + sponsor sections (footer area) */
footer { padding: 1.5rem 0; }
.product-ad, .sponsored-page {
  display: block;
  text-align: center;
  padding: 1rem;
  border-radius: var(--radius);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.25);
  margin: .5rem 0;
}
.product-ad a, .sponsored-page a { color: #fff; text-decoration: none; display: inline-block; padding: .5rem 1rem; border-radius: 999px; background: linear-gradient(135deg, rgba(255,160,60,.95), rgba(255,160,60,.75)); }
.product-ad a { font-weight: 600; }
.sponsored-page a { background: linear-gradient(135deg, rgba(0,0,0,.25), rgba(0,0,0,.15)); }

/* Links and buttons (general UI primitives) */
a, button, .btn, .cta {
  font-family: inherit;
  font-weight: 600;
  letter-spacing: .2px;
}
.btn, .cta {
  display: inline-block;
  padding: .6em 1.1em;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.25);
  text-align: center;
  text-decoration: none;
  color: #0b0b0b;
  background: var(--accent);
  transition: transform .15s ease, background .2s ease, color .2s ease;
}
.btn[aria-pressed="true"], .cta[aria-pressed="true"] { transform: scale(0.98); }
.btn:hover, .cta:hover { transform: translateY(-1px); }
.btn:active, .cta:active { transform: translateY(0); }
.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255,255,255,.5);
}
.btn--outline:hover { background: rgba(255,255,255,.08); }

/* Print (basic readability) */
@media print {
  body { color: #000; background: #fff; }
  a, .btn, .cta { color: #000; text-decoration: underline; }
}
```