/* Tokens */
:root {
  --bg: #0b111a;
  --bg-2: #0e1a20;
  --text: #e6fffe;
  --muted: #93d6e0;
  --accent: #2ff0e6;
  --accent-2: #1fb5a8;
  --surface: rgba(255,255,255,0.08);
  --surface-2: rgba(255,255,255,0.14);
  --border: rgba(180,240,255,0.38);
  --shadow: 0 8px 28px rgba(0,0,0,0.35);
  --radius: 12px;
}

/* 1) Global & Background (mobile-first) */
html, body { height: 100%; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  font-size: 16px;
  line-height: 1.5;
  background: 
    linear-gradient(135deg, rgba(0,0,0,0.75), rgba(0,0,0,0.35) 60%, rgba(0,0,0,0.75)),
    radial-gradient(circle at 20% -10%, rgba(0,255,230,0.25), transparent 40%),
    radial-gradient(circle at 90% 20%, rgba(0,180,255,0.25), transparent 40%),
    repeating-linear-gradient(to bottom, rgba(255,255,255,0.04) 0 1px, transparent 1px 2px);
  background-blend-mode: overlay;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* 2) Layout helpers & base elements (sectioning) */
header, nav, main, article, footer, aside {
  display: block;
}
aside { display: none; }

/* 3) Structural primitives (container/grid/cards) */
.container {
  width: 100%;
  max-width: clamp(320px, 92vw, 1100px);
  margin-inline: auto;
  padding-inline: 1rem;
}
.grid { display: grid; gap: 1rem; }

/* Glass panels (fallback + backdrop-filter) */
.card, header, main, footer, .product-ad, .sponsored-page, .image-frame {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
@supports not ((backdrop-filter: blur(12px)) or (-webkit-backdrop-filter: blur(12px))) {
  .card, header, main, footer, .product-ad, .sponsored-page, .image-frame {
    background: rgba(255,255,255,0.18);
  }
}
.image-frame { width: 100%; aspect-ratio: 16/9; overflow: hidden; border: 1px solid rgba(180,240,255,0.4); }

/* 4) Core content styling */
.content { padding: 0.5rem 0; }
.image-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* 5) Typography & hierarchy (responsive) */
h1, h2, h3 { margin: 0.25rem 0; color: var(--text); }
h1 { font-size: clamp(1.6rem, 1.2rem + 6vw, 3rem); line-height: 1.15; text-align: center; letter-spacing: .2px; }
.meta { font-size: 0.92rem; color: var(--muted); text-align: center; margin-top: .25rem; }

/* Article/text blocks */
main { padding: 0 0.5rem 1rem; }
h2 { font-size: clamp(1.4rem, 1rem + 3vw, 2.2rem); margin: .75rem 0; }
h3 { font-size: 1.15rem; margin: .75rem 0; }
p { margin: .25rem 0 0.75rem; color: var(--text); }
ul, ol { margin: .5rem 0 0.75rem 1.25rem; padding: 0; color: var(--text); }
li { margin: .25rem 0; }

/* 6) Utility components */
.tag {
  display: inline-block;
  padding: .15em .6em;
  border-radius: 999px;
  font-size: .75rem;
  background: rgba(47,240,230,0.15);
  border: 1px solid rgba(47,240,230,0.4);
  color: var(--text);
}

/* 7) Navigation & interactive elements */
a, button, .btn, .cta {
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}
nav a {
  color: var(--text);
  text-decoration: none;
  padding: 0.5rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(0,0,0,0.25);
}
nav a:hover { text-decoration: underline; }

/* Buttons (primary/outline) */
.btn {
  display: inline-block;
  padding: 0.6rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(46,240,230,0.5);
  background: rgba(0,0,0,0.25);
  color: var(--text);
  font-weight: 600;
  text-decoration: none;
}
.btn:hover { transform: translateY(-1px); background: rgba(0,0,0,0.35); }
.btn:active { transform: translateY(0); }
.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--accent);
}
.cta { display: inline-block; padding: .6rem 1rem; border-radius: 999px; border: 1px solid rgba(46,240,230,0.5); background: rgba(0,0,0,0.25); color: var(--text); text-decoration: none; font-weight: 600; }

/* 8) Footer sections (glass panels) */
footer { padding: 1rem; display: grid; gap: .75rem; grid-template-columns: 1fr; justify-items: center; align-items: stretch; }
footer p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.product-ad, .sponsored-page {
  min-width: 0;
  text-align: center;
}
.product-ad, .sponsored-page {
  padding: .75rem;
  text-decoration: none;
}
@media (min-width: 640px) {
  .container { padding-inline: 0; }
  footer { grid-template-columns: 1fr 1fr 1fr; }
}
@media (min-width: 900px) {
  main { padding-inline: 0; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
@media print {
  body { background: #fff; color: #000; }
  a { text-decoration: underline; color: #000; }
}

/* 9) Accessibility & semantics touches */
ul, p, h1, h2, h3 { word-wrap: break-word; }
a, button, .btn, .cta { text-rendering: optimizeLegibility; }