/* Section: Token palette */
:root {
  --pink: #f6cbdc;
  --pink-2: #ffd4ea;
  --blue: #7cc8ff;
  --blue-2: #4ea6ff;
  --bg: #0a0b12;
  --bg-2: #141a28;
  --text: #eaf4ff;
  --muted: #b7c6e6;
  --surface: rgba(255, 255, 255, 0.08);
  --surface-2: rgba(255, 255, 255, 0.18);
  --border: rgba(255, 255, 255, 0.25);
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  --radius: 12px;
  --focus: #8ec9ff;
  --focus-offset: 2px;
  --gap: 1rem;
  --card: rgba(255, 255, 255, 0.08);
}

/* Section: Base reset & layout (mobile-first) */
html, body { height: 100%; }
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

/* Layered background: pastel pink + blue with carbon-fiber scanlines */
body {
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  line-height: 1.5;
  background:
    linear-gradient(135deg, rgba(255, 192, 203, .12), rgba(125, 196, 255, .12)),
    linear-gradient(to bottom, #0a0b12 0%, #0a0b12 60%, #0d111a 100%);
  background-blend-mode: overlay;
  min-height: 100%;
  position: relative;
  overflow-x: hidden;
}

/* Pure CSS noise/scanline overlay (non-intrusive) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(to bottom, rgba(255,255,255,.04) 0 1px, transparent 1px 2px),
    linear-gradient(135deg, rgba(255,192,203,.08), rgba(125,196,255,.08));
  mix-blend-mode: overlay;
  animation: none;
}

/* Section: Layout helpers */
.container {
  width: 100%;
  max-width: clamp(720px, 86vw, 1100px);
  margin-inline: auto;
  padding-inline: 1rem;
}

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

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

/* Section: Typography (fluid) */
h1, h2, h3 { color: var(--text); margin: 0 0 .5rem; }
h1 { font-size: clamp(1.75rem, 2.2vw + 1rem, 3rem); line-height: 1.15; }
h2 { font-size: clamp(1.25rem, 1.6vw + .5rem, 1.75rem); }
h3 { font-size: clamp(1rem, 1.2vw + .4rem, 1.25rem); }

p { font-size: clamp(1rem, .8vw + .4rem, 1.125rem); color: var(--muted); }

/* Section: Key elements (semantic) */
header, main, article, footer, aside, nav {
  padding: 0;
  margin: 0;
}

header {
  padding: 1rem;
  margin: 0 auto 1rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: calc(var(--radius) + 6px);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

header h1 { font-weight: 700; font-size: clamp(1.75rem, 2vw + 1.5rem, 3rem); line-height: 1.15; margin-bottom: .25rem; }
header .meta { color: var(--muted); font-size: .9rem; }

main {
  padding: 0 0 1rem;
}

article { padding: 0; }

/* Section: Image frame styling (as per requirement) */
.image-frame, .featured-image {
  width: 100%;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 6px 20px rgba(0,0,0,.25);
}
.image-frame { aspect-ratio: 16 / 9; }
.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.05);
}

/* Ensure .content area behaves as a glass panel when present */
.content {
  padding: 1rem;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255,255,255,0.25);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* Section: Glass panels with fallback (front-facing panels) */
.glass {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 12px;
  padding: 1rem;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
}
@supports (backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px)) {
  .glass { backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); background: rgba(255,255,255,0.12); }
}
@supports not (backdrop-filter: blur(8px)) {
  .glass { background: rgba(255, 255, 255, 0.18); }
}

/* Section: Buttons & links (interactive states) */
a, button, .btn, .cta {
  text-decoration: none;
  color: inherit;
  transition: all .2s ease;
}
a:focus-visible, button:focus-visible, .btn:focus-visible, .cta:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: var(--focus-offset);
}
a:hover { text-decoration: underline; color: var(--blue); }
a:focus { text-decoration: underline; color: var(--blue-2); }

/* Button variants */
.btn, .cta {
  display: inline-block;
  padding: .7rem 1.15rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.28);
  background: linear-gradient(135deg, rgba(0,0,0,.0), rgba(255,255,255,.08));
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  user-select: none;
}
.btn.primary {
  background: linear-gradient(135deg, var(--blue-2), var(--blue));
  border: 1px solid rgba(255,255,255,.3);
  color: white;
}
.btn.secondary {
  background: transparent;
  border: 1px solid rgba(255,255,255,.45);
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

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

/* Section: Utility classes (required) */
.container { width: 100%; max-width: clamp(720px, 86vw, 1100px); margin: 0 auto; padding-inline: 1rem; }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

/* Section: Footer & ad panel (glass/card feel) */
.product-ad {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  align-items: flex-start;
  padding: 1rem;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
}
.product-ad a { font-weight: 600; }

/* Section: Print styles (basic readability) */
@media print {
  body { background: white; color: black; }
  * { text-shadow: none !important; filter: none !important; }
}

/* Section: Accessibility & motion */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}