/* 0. Tokens */
:root{
  --bg: #0b0b12;
  --bg-2: #0a0a14;
  --text: #eaf6ff;
  --muted: #a6b6ce;
  --accent: #ff2d93;        /* neon pink */
  --accent-2: #00e5ff;      /* electric blue */
  --glass: rgba(255,255,255,0.08);
  --glass-2: rgba(255,255,255,0.14);
  --border: rgba(255,255,255,0.25);
  --shadow: 0 6px 20px rgba(0,0,0,.38);
  --radius: 14px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
}

/* 1. Base + Layered background (gradient + scanlines) */
html, body { height: 100%; }
html, body { margin: 0; padding: 0; color: var(--text); background: var(--bg); font-family: var(--font); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body {
  min-height: 100dvh;
  /* Layered background: depth with neon accents + subtle scanlines */
  background: 
    linear-gradient(135deg, rgba(0,0,0,.55), rgba(0,0,0,.25) 60%, rgba(0,0,0,.55)),
    radial-gradient(circle at 20% 15%, rgba(0,229,255,.15), transparent 40%),
    radial-gradient(circle at 78% 8%, rgba(255,45,147,.15), transparent 40%),
    repeating-linear-gradient(to bottom, rgba(255,255,255,.04) 0 1px, transparent 1px 2px);
  background-blend-mode: overlay;
}

/* 2. Layout helpers */
.container{ max-width: clamp(720px, 90vw, 1100px); margin: 0 auto; padding: 0 1rem; }

/* 3. Global typographic rhythm */
h1{ font-size: clamp(1.75rem, 5vw, 3rem); line-height: 1.15; margin: .25rem 0 .75rem; letter-spacing: .2px; }
h2{ font-size: clamp(1.25rem, 4vw, 1.75rem); margin: .75rem 0 .5rem; }
h3{ font-size: clamp(1.05rem, 3.5vw, 1.25rem); margin: .75rem 0 .5rem; }
p{ font-size: clamp(0.95rem, 2.8vw, 1.05rem); line-height: 1.5; color: var(--text); margin: 0 0 .75rem; }
em{ font-style: italic; color: var(--muted); }

/* 4. Glass panels (fallback included) */
header, main, footer{ 
  background: rgba(12,12,28,0.65); 
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius); 
  padding: 1rem; 
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
@supports ((backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px))){
  header, main, footer{ background: rgba(12,12,28,0.28); }
}
.fallback-no-blur{ background: rgba(12,12,28,0.9); }

/* 5. Header specifics */
header{ text-align: center; padding-top: 1.25rem; padding-bottom: 1.25rem; }
header h1{ color: #fff; text-shadow: 0 0 8px rgba(0,0,0,.4); }
header .meta{ color: var(--muted); font-size: .92rem; margin-top: .25rem; }

/* 6. Image framing (per spec) */
.image-frame{ aspect-ratio: 16/9; border-radius: 12px; overflow: hidden; border: 1px solid rgba(255,255,255,.28); box-shadow: 0 6px 18px rgba(0,0,0,.4), inset 0 0 12px rgba(0,229,255,.25); background:#000; }
.image-frame img{ width: 100%; height: 100%; object-fit: cover; display: block; }

/* 7. Content area */
main{ padding: 1rem 0; }
article{ display: block; padding: 1rem; border-radius: 12px; }
.content{ max-width: 72ch; margin: 0 auto; color: var(--text); }

/* 8. Product/ad + blocks in footer */
.product-ad, .sponsored-page{ display: block; padding: .75rem; border-radius: 10px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.25); text-align: center; }
.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(0,0,0,.2), rgba(0,0,0,.4)); border: 1px solid rgba(255,255,255,.4); }
.product-ad a:hover, .sponsored-page a:hover, .product-ad a:focus-visible, .sponsored-page a:focus-visible{ text-decoration: underline; outline: none; }

/* 9. Links, buttons, and interactive states */
a, button, .btn, .cta{ color: var(--text); text-decoration: none; border: 1px solid rgba(255,255,255,.25); background: rgba(255,255,255,.06); padding: .55em .95em; border-radius: 999px; display: inline-block; cursor: pointer; transition: transform .15s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease; }
a:hover, button:hover, .btn:hover, .cta:hover{ text-decoration: underline; transform: translateY(-1px); }
a:focus-visible, button:focus-visible, .btn:focus-visible, .cta:focus-visible{ outline: 2px solid var(--accent-2); outline-offset: 2px; }

/* Variants */
.btn{ padding: .6em 1.1em; font-weight: 600; }
.btn--solid{ background: linear-gradient(135deg, var(--accent-2), #0ab); color: #062a2f; border: 1px solid rgba(0,0,0,.25); text-shadow: 0 1px 0 rgba(255,255,255,.25); }
.btn--outline{ background: transparent; color: var(--text); border-color: rgba(255,255,255,.6); }
.btn--solid:hover{ box-shadow: 0 6px 18px rgba(0,229,255,.4); }
.btn--outline:hover{ border-color: rgba(255,255,255,.95); }

/* 10. Lists */
ul{ padding-left: 1.25rem; margin: .5rem 0; }
li{ margin: .25rem 0; }

/* 11. Glass panels for sections that resemble "cards" */
.card{ background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.25); border-radius: 12px; padding: .75rem; }

/* 12. Utility classes (layout grids) */
.container.grid{ display: grid; gap: 1rem; }
.grid{ display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; }
.card{ padding: .9rem; }

/* 13. Typography fallbacks and readability tweaks */
p, li { word-break: break-word; }

/* 14. Print styles */
@media print{
  html, body{ background: #fff; color: #000; }
  header, main, footer{ background: #fff; border: none; box-shadow: none; }
  a{ text-decoration: underline !important; color: #00a; }
}
 
/* 15. Respect reduced motion preferences */
@media (prefers-reduced-motion: reduce){
  * { animation: none !important; transition: none !important; transform: none !important; }
}