:root {
  --bg: #0e0a07;
  --bg-2: #1a0f0a;
  --surface: rgba(255, 255, 255, 0.08);
  --text: #eaf7f4;
  --muted: #b8c8c6;
  --accent: #2cff87;   /* iridescent green */
  --accent-2: #00ffd2; /* secondary accent */
  --stroke: rgba(255, 255, 255, 0.28);
  --shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
  --radius: 14px;
  --focus: 2px solid rgba(0, 255, 150, 0.9);
  --focus-offset: 4px;
}

html, body {
  height: 100%;
}

html, body {
  margin: 0;
  padding: 0;
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  font-weight: 400;
  line-height: 1.55;
  font-size: clamp(14px, 1.2vw + 12px, 18px);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  background: 
    radial-gradient(circle at 20% 0%, rgba(255, 210, 180, 0.15), transparent 40%),
    radial-gradient(circle at 80% 10%, rgba(0, 255, 170, 0.08), transparent 40%),
    linear-gradient(135deg, #1a0f0a 0%, #1b0f0a 40%, #0e0a07 100%),
    repeating-linear-gradient(to bottom, rgba(255,255,255,.04) 0 1px, transparent 1px 2px);
  background-blend-mode: overlay, overlay, normal, overlay;
}

/* Layout helpers (grid/containers) */
.container {
  width: 100%;
  max-width: clamp(320px, 92vw, 1100px);
  margin-inline: auto;
  padding-inline: 1rem;
}

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

.card {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.tag {
  display: inline-block;
  padding: 0.15em 0.5em;
  border-radius: 999px;
  font-size: 12px;
  color: #041d0a;
  background: linear-gradient(135deg, rgba(44,255,135,.9), rgba(0,255,210,.9));
  border: 1px solid rgba(255,255,255,.5);
  box-shadow: inset 0 1px 2px rgba(255,255,255,.5);
}

/* Glass panel utility with accessible fallback */
.glass {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0,0,0,.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
@supports not (backdrop-filter: blur(10px)) {
  .glass {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.4);
  }
}

/* Core element targets (per prompt) */
html, body, header, nav, main, article, footer, aside {
  /* ensure stacking context for glass layers if needed */
  position: relative;
}

/* Header hero */
header {
  padding: 1.25rem;
  margin: 0 auto 1rem;
  border-radius: var(--radius);
  display: block;
  background: rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.25);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
header h1 {
  font-size: clamp(1.8rem, 2.2vw + 1rem, 3.8rem);
  line-height: 1.07;
  margin: 0 0 .25rem;
  font-weight: 700;
  letter-spacing: .2px;
}
header .meta {
  font-size: 0.92rem;
  color: var(--muted);
  margin: 0 0 0.5rem;
}
nav {
  margin-top: .5rem;
}
nav a {
  color: var(--text);
  text-decoration: none;
  padding: .4rem .6rem;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,.25);
  transition: transform .15s ease, background .2s ease;
}
nav a:hover {
  background: rgba(255,255,255,.08);
}
nav a:focus-visible {
  outline: var(--focus);
  outline-offset: var(--focus-offset);
}

/* Main content */
main {
  padding: 0 0 2rem;
}
article {
  padding: 1rem;
  max-width: 68ch;
  margin-inline: auto;
}
.featured-image {
  margin: 0 0 1rem;
}
.image-frame {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 6px 18px rgba(0,0,0,.25);
}
.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.05) contrast(1.02);
}

/* Article typography */
h2 { font-size: clamp(1.6rem, 1.6vw + 1rem, 2.5rem); margin: 1rem 0 .5rem; color: #fff; }
h3 { font-size: clamp(1.1rem, 1vw + .8rem, 1.6rem); margin: .75rem 0; color: #fff; }
p { margin: 0 0 1rem; color: #e8f5f0; }
ul { padding-left: 1.1em; margin: .5rem 0 1rem; }
li { margin: .25rem 0; color: #eafaf4; }

/* Links, buttons, CTAs */
a, button, .btn, .cta {
  text-decoration: none;
  color: var(--text);
}
a:hover, a:focus-visible, .btn:hover, .cta:hover {
  text-decoration: underline;
}
a:focus-visible {
  outline: var(--focus);
  outline-offset: var(--focus-offset);
}
.btn, .cta {
  display: inline-block;
  padding: 0.75em 1.25em;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid rgba(0,0,0,.15);
  background: var(--accent);
  color: #041d0a;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease;
  box-shadow: 0 2px 0 rgba(0,0,0,.15);
}
.btn:hover, .cta:hover {
  transform: translateY(-1px);
  background: #26ff93;
}
.btn:active, .cta:active {
  transform: translateY(0);
  background: #1eea7a;
}
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255,255,255,.4);
}
.btn-outline:hover {
  background: rgba(255,255,255,.08);
}
.btn:focus-visible, .btn-outline:focus-visible,
.cta:focus-visible {
  outline: var(--focus);
  outline-offset: var(--focus-offset);
}
.cta { background: linear-gradient(135deg, rgba(0,255,214,.95), rgba(0,255,120,.95)); color: #062311; }

/* Lists and semantic helpers */
ul, li { list-style: disc; }
li ul { margin-left: 1rem; }

/* Aside, footer sections (glass panels) */
aside, footer {
  padding: 0;
}
.product-ad, .sponsored-page {
  display: block;
  min-width: 0;
}
.product-ad a, .sponsored-page a {
  display: block;
  padding: .85rem;
}
footer {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  padding: 1rem;
  border-top: 1px solid rgba(255,255,255,.15);
  background: rgba(0,0,0,.25);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
footer p {
  margin: 0;
  align-self: center;
  justify-self: center;
  color: var(--muted);
}
.sponsored-page a { text-align: center; }

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

/* Print-friendly tweaks */
@media print {
  html, body { background: white; color: black; }
  a { color: black; text-decoration: underline; }
  .glass { background: white; border: 1px solid #ccc; box-shadow: none; }
}