/* Palette & Tokens */
:root {
  --bg: #0b1020;            /* deep navy base */
  --bg-2: #141a2b;          /* secondary navy */
  --text: #eaf4ff;           /* high-contrast text on glass */
  --muted: #a9b7d6;          /* muted copy */
  --accent: #b07a3e;          /* brown/gold holographic hint */
  --accent-2: #0e3a66;        /* navy accent */
  --surface: rgba(18, 20, 38, 0.72); /* frosted surface */
  --glass: rgba(18, 22, 38, 0.55);
  --radius: 14px;
  --shadow: 0 8px 28px rgba(0,0,0,.28);
  --focus-ring: 0 0 0 4px rgba(176,122,62,.6);
  --gap: 1rem;
}

/* Base & Accessibility */
* { box-sizing: border-box; }
html, body { height: 100%; }
html { font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif; font-size: 16px; color: var(--text); }
body {
  margin: 0;
  padding: 0;
  background:
    linear-gradient(135deg, rgba(78, 39, 0, .25), rgba(2, 12, 32, .25)),
    linear-gradient(to bottom, rgba(12,18,32,.75), rgba(4,8,20,.75)),
    repeating-linear-gradient(to bottom, rgba(255,255,255,.04) 0 1px, rgba(0,0,0,0) 1px 2px);
  background-blend-mode: overlay, overlay, normal;
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
@media (prefers-color-scheme: dark) {
  /* preserve dark theme in users opting for dark mode defaults */
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: clamp(640px, 60rem, 1100px);
  padding-inline: 1rem;
  margin-inline: auto;
}
.grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: calc(var(--radius) - 2px);
  padding: 1rem;
}
.tag {
  display: inline-block;
  padding: .25em .6em;
  border-radius: 999px;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .4px;
  background: linear-gradient(135deg, rgba(176,122,62,.95), rgba(6,15,32,.95));
  color: #fff;
  border: 1px solid rgba(255,255,255,.25);
}
a, button, .btn, .cta {
  font: inherit;
  color: #fff;
  text-decoration: none;
  outline: none;
}
a { color: var(--accent-2); }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible, .btn:focus-visible, .cta:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  outline-offset: 2px;
  border-radius: 6px;
}
ul { padding: 0; margin: 0 0 0 1.1rem; color: var(--muted); }
li { margin: .25rem 0; }

/* Header / Hero */
header {
  display: grid;
  place-items: center;
  text-align: center;
  padding: 2.5rem 1rem;
  margin: 1rem auto;
  width: min(1100px, 92%);
  border-radius: calc(var(--radius) + 2px);
  background: rgba(12, 20, 40, 0.65);
  border: 1px solid rgba(255,255,255,.20);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
header h1 {
  margin: 0 0 .25rem;
  font-size: clamp(1.75rem, 3vw + 1rem, 3.5rem);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: .2px;
  color: #fff;
}
header .meta {
  margin-bottom: .75rem;
  color: var(--muted);
  font-size: 0.92rem;
}
header nav {
  margin-top: .5rem;
}
header nav a {
  display: inline-block;
  padding: .5rem 0.75rem;
  border-radius: 999px;
  color: #fff;
  background: rgba(14,58,102,.5);
  border: 1px solid rgba(255,255,255,.25);
}
header nav a:hover { text-decoration: underline; }

/* Main content */
main { padding: 1rem 0 2rem; }
article {
  width: 100%;
  max-width: min(1100px, 92%);
  margin: 0 auto;
  padding: 1rem;
  display: block;
}
.image-frame, .featured-image {
  display: block;
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 6px 18px rgba(0,0,0,.25);
  margin: 0.75rem 0 1rem;
}
.image-frame {
  aspect-ratio: 16 / 9;
}
.image-frame img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.featured-image img { width: 100%; height: auto; display: block; }

/* Glass panels for content blocks */
.glass {
  background: var(--glass);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
@media (min-width: 720px) {
  main { padding: 2rem 0 3rem; }
  article { padding: 0; }
  .glass { padding: 1.25rem; }
}
h2 { font-size: clamp(1.6rem, 1.5vw + 1rem, 2.4rem); margin: .25rem 0 .5rem; color: #fff; }
h3 { font-size: clamp(1.15rem, .7vw + 1rem, 1.6rem); margin: .75rem 0 .4rem; color: #fff; }
p { color: var(--muted); margin: .6rem 0 1rem; }

/* Image frame specifics (for provided selectors) */
.image-frame, .featured-image { /* shared framing handled above */ }
.image-frame img, .featured-image img { display: block; }

/* Product Ad / Aside styling in footer */
footer {
  padding: 1rem 0 2rem;
  display: grid;
  gap: .75rem;
  grid-template-columns: 1fr;
  width: min(1100px, 92%);
  margin: 0 auto;
}
.product-ad, .sponsored-page {
  padding: .75rem;
  text-align: center;
  border-radius: 12px;
  background: rgba(18,24,40,.65);
  border: 1px solid rgba(255,255,255,.25);
}
footer p { text-align: center; color: var(--muted); margin: .25rem 0 0; }
footer a { display: block; padding: .75rem; color: #fff; text-decoration: none; }

/* Responsive footer grid for multiple panels */
@media (min-width: 600px) {
  footer { grid-template-columns: repeat(3, 1fr); align-items: stretch; }
  .product-ad, .sponsored-page { display: flex; align-items: center; justify-content: center; min-height: 72px; }
}
@media (min-width: 900px) {
  footer { grid-template-columns: repeat(3, 1fr); }
}

/* Image / content helpers */
.content { padding: 0; margin: 0; }

/* Print styles (basic readability) */
@media print {
  body { background: #fff; color: #000; }
  a, .btn { text-decoration: none; color: #000; }
}