/* Token: Theme Palette */
:root{
  --bg: #0b1814;
  --bg-2: #0f1e1a;
  --text: #eafff7;
  --muted: #a6d6c8;
  --accent: #2df0c7;
  --accent-2: #ffb8d9;
  --panel: rgba(255,255,255,0.10);
  --panel-strong: rgba(255,255,255,0.22);
  --border: rgba(255,255,255,0.28);
  --shadow: 0 8px 28px rgba(0,0,0,.28);
  --radius: 14px;
  --radius-sm: 10px;
  --focus: 0 0 0 3px rgba(45, 240, 199, 0.6);
}

/* Global & Layout */
html, body { height: 100%; }
* { box-sizing: border-box; }
html { font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif; }
body {
  margin: 0;
  color: var(--text);
  background: 
    linear-gradient(135deg, rgba(9, 20, 20, 0.92) 0%, rgba(10, 6, 12, 0.92) 50%, rgba(20, 40, 40, 0.92) 100%),
    radial-gradient(circle at 20% -10%, rgba(0,255,200,.08), transparent 40%),
    repeating-linear-gradient(to bottom, rgba(255,255,255,.04) 0, rgba(255,255,255,.04) 2px, transparent 2px, transparent 4px);
  background-blend-mode: overlay;
  min-height: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.55;
  padding: 0;
  margin: 0;
}

/* Helpers */
.container { width: min(1120px, 92%); margin: 0 auto; padding: 0.5rem 0; }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

/* Glass panels (fallback if backdrop-filter unsupported) */
.backdrop {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem;
  backdrop-filter: blur(12px) saturate(110%);
  -webkit-backdrop-filter: blur(12px) saturate(110%);
}
@supports not ((backdrop-filter: blur(12px)) or (-webkit-backdrop-filter: blur(12px))) {
  .backdrop { background: rgba(255,255,255,0.08); }
}

/* Section styling */
header, main, article, footer, aside { display: block; }
header { padding: 1.25rem 0; text-align: center; }
main { padding: 1rem 0 2rem; }
article { max-width: clamp(680px, 72vw, 1000px); margin: 0 auto; padding: 0 0.25rem; }
footer { padding: 1rem 0 2rem; }

/* Image framing */
.image-frame, .featured-image { width: 100%; aspect-ratio: 16/9; overflow: hidden; border-radius: 12px; border: 1px solid rgba(255,255,255,.25); display: block; }
.image-frame img, .featured-image img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Content blocks */
.content { padding: 0.25rem 0; color: var(--text); }
.content h1, .content h2, .content h3 { line-height: 1.15; margin: .25rem 0 0.4rem; font-weight: 700; }
.content p { margin: .5rem 0 1rem; }

/* Typography (responsive sizing) */
h1 { font-size: clamp(2rem, 4vw + 0.5rem, 3.5rem); margin: .25rem 0 0.5rem; letter-spacing: .2px; }
h2 { font-size: clamp(1.4rem, 2.5vw + .5rem, 2.4rem); margin: .4rem 0 0.4rem; }
h3 { font-size: clamp(1.15rem, 2vw + .25rem, 1.6rem); margin: .4rem 0 0.4rem; }
p { font-size: clamp(0.95rem, 0.9vw + .8rem, 1.08rem); }

ul { padding-left: 1.25rem; margin: .25rem 0 0.75rem; }
li { margin: .25rem 0; }

/* Links & CTAs */
a { color: var(--accent-2); text-decoration: none; }
a:hover, a:focus { text-decoration: underline; outline: none; }
a:focus-visible { outline: none; box-shadow: none; }
button, .btn, .cta { font: inherit; cursor: pointer; border: none; padding: 0; background: none; color: inherit; }

/* Button variants */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: .75rem 1.15rem; border-radius: 999px; border: 1px solid rgba(255,255,255,.4); background: rgba(28, 220, 190, 0.95); color: #07241f; transition: transform .15s ease, background .2s ease; }
.btn:hover { transform: translateY(-1px); background: rgba(28, 220, 190, 1); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: none; box-shadow: var(--focus); }

/* Outline variant */
.btn--outline { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.55); color: var(--text); }
.btn--outline:hover { background: rgba(255,255,255,.14); }
.btn--outline:focus-visible { box-shadow: var(--focus); }

/* Small utility components */
.card { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.25); border-radius: var(--radius-sm); padding: .9rem; }

/* Product ad styling (glass panel) */
.product-ad { display: block; text-align: center; padding: 1rem; margin: 1rem auto; max-width: 720px; }
.product-ad h3 { margin: 0 0 .25rem; font-size: 1.1rem; }
.product-ad a { display: inline-block; padding: .6rem 1rem; border-radius: .6rem; background: rgba(45,240,199,.9); color: #062018; text-decoration: none; border: 1px solid rgba(0,0,0,.15); transition: transform .15s ease; }
.product-ad a:hover { transform: translateY(-1px); }
.product-ad a:focus-visible { outline: none; box-shadow: var(--focus); }

/* Print readability */
@media print {
  body { background: #fff; color: #000; }
  .backdrop { background: #fff; border: 1px solid #ccc; box-shadow: none; backdrop-filter: none; }
}

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

/* Responsive adjustments for small screens */
@media (max-width: 640px) {
  header { padding: .75rem 0; }
  .product-ad { padding: .75rem; }
  .image-frame, .featured-image { border-radius: 10px; }
}