:root {
  --bg: #0c0f12;
  --bg-2: #141922;
  --text: #e9f0f5;
  --muted: #a6b2c0;
  --accent: #b57237;
  --accent-2: #8b4a2b;
  --glass: rgba(255, 255, 255, 0.08);
  --glass-2: rgba(255, 255, 255, 0.18);
  --border: rgba(255, 255, 255, 0.28);
  --shadow: 0 6px 18px rgba(0,0,0,.35);
  --radius: 12px;
}

*,
*::before,
*::after { 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; }
body {
  margin: 0;
  color: var(--text);
  min-height: 100dvh;
  line-height: 1.5;
  background:
    /* copper tile vibe: copper tones with subtle variance */
    linear-gradient(135deg, rgba(183,115,51,0.20) 0%, rgba(125,84,28,0.25) 50%, rgba(183,115,51,0.20) 100%),
    /* fine scanlines for subtle texture */
    repeating-linear-gradient(to bottom, rgba(0,0,0,0.04) 0 1px, transparent 1px 2px),
    /* deep gunmetal base */
    linear-gradient(#0a0e12, #0a0e12);
  /* avoid parallax on mobile for performance */
  background-attachment: initial;
}

/* Global focus accessibility (applies to interactive elements) */
:focus { outline: none; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* Layout scaffolding (mobile-first) */
header, nav, main, article, aside, footer { display: block; }

.container {
  width: min(100%, 1100px);
  margin-inline: auto;
  padding-inline: 1rem;
}

.grid {
  display: grid;
  gap: 1rem;
}

.card {
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.content {
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 2px);
  padding: 1rem;
  max-width: 100%;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 6px 16px rgba(0,0,0,.25);
}
@supports not (backdrop-filter: blur(8px)) {
  .content { background: rgba(255,255,255,0.18); }
  .card { background: rgba(255,255,255,0.14); }
}

.image-frame {
  width: min(100%, 720px);
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  margin: 0 auto;
  border: 1px solid rgba(255,255,255,0.25);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.25), 0 8px 22px rgba(0,0,0,0.45);
  background: #111;
}
.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  /* subtle glow to emphasize edges on dark bg */
  filter: saturate(1.05);
}
[a], a:visited { color: inherit; }

/* Typography & hero */
header {
  display: block;
  padding: 1rem 0;
  text-align: center;
}
header h1 {
  font-size: clamp(1.6rem, 2.2vw + 1rem, 2.75rem);
  line-height: 1.15;
  margin: 0.25rem 0;
  letter-spacing: .2px;
  color: var(--text);
  text-shadow: 0 1px 0 rgba(0,0,0,.4);
  padding: 0.25rem 0;
}
header + main { padding-top: .5rem; }

/* Glassy header-ish treatment for a futurist vibe */
header {
  background: rgba(10,12,14,.32);
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 14px;
  padding: 1rem;
  display: inline-block;
  width: 100%;
  max-width: 1100px;
  margin: 1rem auto;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 8px 26px rgba(0,0,0,.45);
}

/* Main structure */
main { padding: 1rem 0; }
main .content { margin: 0 auto 1rem; }

/* Product area in footer-like section */
.product-ad, .sponsored-page {
  display: block;
  text-align: center;
  padding: 0.75rem;
  border-radius: 12px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.28);
  text-decoration: none;
}
.product-ad a, .sponsored-page a { color: var(--text); text-decoration: none; display: inline-flex; align-items: center; justify-content: center; padding: 0.5rem 0.75rem; border-radius: 8px; width: 100%; }

/* Links & CTAs (interactive) */
a, button, .btn, .cta {
  color: #fff;
  text-decoration: none;
  background: transparent;
  border: 0;
  padding: 0;
  font: inherit;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, opacity .2s ease;
}
a:hover, button:hover, .btn:hover, .cta:hover {
  transform: translateY(-1px);
}
a:focus-visible, button:focus-visible, .btn:focus-visible, .cta:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: 0.72rem 1.1rem;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.38);
  background: rgba(255,255,255,.08);
  color: var(--text);
  cursor: pointer;
}
.btn.primary, .cta {
  background: linear-gradient(135deg, var(--accent), var(--accent-2) 70%);
  border: 1px solid rgba(0,0,0,.25);
  box-shadow: 0 6px 16px rgba(0,0,0,.25);
}
.btn:hover, .cta:hover { filter: brightness(1.05); }
.btn:active, .cta:active { transform: translateY(0); }

/* Lists */
ul { margin: 0.5rem 0; padding-left: 1.25rem; }
li { margin: 0.25rem 0; }

/* Utility shells */
.container { width: min(100%, 1100px); margin-inline: auto; padding-inline: 1rem; }

/* Simple responsive grid utilities */
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; }

/* Tag visuals (chip) */
.tag {
  display: inline-block;
  padding: 0.25em 0.6em;
  font-size: 0.75rem;
  border-radius: 999px;
  background: rgba(183, 115, 51, 0.22);
  color: #ffd8c0;
  border: 1px solid rgba(183,115,51,0.38);
}

/* Print styles for readability */
@media print {
  body { background: #fff; color: #000; }
  header, main, footer { background: transparent; box-shadow: none; }
  a { text-decoration: underline; color: #00f; }
}

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