:root {
  /* Palette (scarlet ≈ primary, espresso ≈ deep accent) */
  --bg: #0b0b0f;
  --bg-2: #141012;
  --text: #f7f7fb;
  --muted: #c9c9d4;
  --accent: #ff2a2a;       /* scarlet */
  --accent-2: #2e1f1a;      /* espresso */
  --glass: rgba(12, 8, 6, 0.22);
  --glass-2: rgba(12, 8, 6, 0.12);
  --border: rgba(255, 255, 255, 0.25);
  --shadow: 0 8px 28px rgba(0, 0, 0, 0.40);
  --radius: 14px;
  --radius-sm: 10px;
  --focus: 3px solid rgba(255, 42, 42, 0.9);
}

/* Base */
*,
*::before,
*::after { box-sizing: border-box; }
html, body { height: 100%; }
html { color-scheme: dark; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  background: 
    radial-gradient(circle at 15% 15%, rgba(255, 26, 26, 0.22) 0 40px, transparent 40px),
    radial-gradient(circle at 75% 60%, rgba(0,0,0,0.25) 0 40px, transparent 40px),
    linear-gradient(135deg, #0b0b0f 0%, #1a0f0b 60%, #0b0b0f 100%),
    repeating-linear-gradient(to bottom, rgba(255,255,255,0.03) 0 1px, transparent 1px 2px);
  background-blend-mode: screen, screen, normal, overlay;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Layout helpers */
.container { max-width: clamp(680px, 90vw, 1100px); margin-inline: auto; padding: 0 1rem; }

/* Sections & typography */
h1, h2 { margin: 0.25rem 0; }
h1 { font-size: clamp(1.6rem, 2.8vw + 1rem, 2.6rem); line-height: 1.05; font-weight: 800; letter-spacing: .2px; }
h2 { font-size: clamp(1.05rem, 1.6vw + 0.6rem, 1.25rem); font-weight: 700; color: #fff; }
p { margin: 0.75rem 0; color: var(--muted); }
ol, ul { margin: 0.5rem 0 0.75rem 1.25rem; padding: 0; }
li { margin: 0.25rem 0; }

/* Header / Nav / Hero */
header {
  padding: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(8, 6, 5, 0.28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 50;
}
header h1 { font-size: clamp(1.25rem, 2.4vw + 0.9rem, 2.2rem); margin: 0; }
header .meta { font-size: 0.9rem; color: var(--muted); margin-top: .25rem; }
nav { margin-top: .25rem; }
nav a { color: var(--accent); text-decoration: none; padding: .25rem .5rem; border-radius: 6px; display: inline-block; }
nav a:hover, nav a:focus { text-decoration: underline; outline: none; }

/* Main content & glass panels */
main { padding: 1rem 0 2rem; }
section, article { width: 100%; }

.image-frame { width: 100%; border-radius: 12px; overflow: hidden; aspect-ratio: 16 / 9; border: 1px solid rgba(255,255,255,.25); box-shadow: 0 6px 20px rgba(0,0,0,.4); background: #000; }
.image-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Content utility */
.content { padding: 0; }

/* Glass card styling (fallback + backdrop) */
.card {
  background: rgba(12, 8, 6, 0.22);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  color: #fff;
  box-shadow: var(--shadow);
}
@supports (backdrop-filter: blur(12px)) or (-webkit-backdrop-filter: blur(12px)) {
  .card { backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
}
@supports not (backdrop-filter: blur(12px)) and not (-webkit-backdrop-filter: blur(12px)) {
  .card { background: rgba(12, 8, 6, 0.32); }
}

/* Product ad blocks in footer */
.product-ad, .sponsored-page {
  display: inline-block;
  margin: 0 .4rem 0 0;
  padding: .55rem .9rem;
  border-radius: 999px;
  background: rgba(0,0,0,.28);
  border: 1px solid rgba(255,255,255,.28);
  color: #fff;
  text-decoration: none;
}
.product-ad a, .sponsored-page a { color: #fff; text-decoration: none; }

/* Link & button treatments */
a { color: var(--accent); text-decoration: none; }
a:hover, a:focus { text-decoration: underline; outline: none; }

button, .btn, .cta {
  font-family: inherit;
  font-size: 1rem;
  border: none;
  cursor: pointer;
}
.btn {
  display: inline-block;
  padding: .75rem 1.125rem;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  border: 1px solid rgba(0,0,0,.15);
  transition: transform .2s ease, background .2s ease, box-shadow .2s;
}
.btn:hover { transform: translateY(-1px); background: #e01828; box-shadow: 0 6px 14px rgba(0,0,0,.25); }
.btn:active { transform: translateY(0); }
.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255,255,255,.5);
}
.cta {
  background: transparent;
  color: var(--text);
  padding: .6rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.45);
}
.cta:hover { background: rgba(255,255,255,.08); }

/* Focus ring for accessibility */
a:focus-visible, button:focus-visible, .btn:focus-visible, .cta:focus-visible {
  outline: 3px solid rgba(255, 42, 42, 0.92);
  outline-offset: 2px;
  border-radius: 6px;
}

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

/* Misc wrappers for potential layout variations */
 aside { display: none; }

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