html, body {
  height: 100%;
}

:root {
  --bg: #0b1020;
  --bg-2: #0a1a3a;
  --text: #eaf3ff;
  --muted: #a8b6d9;
  --accent: #ff2b2b;
  --accent-2: #e6001a;
  --glass: rgba(12, 16, 40, 0.22);
  --glass-border: rgba(255, 255, 255, 0.28);
  --shadow: 0 8px 28px rgba(0, 0, 0, 0.28);
  --radius: 14px;
  --container: clamp(320px, 90vw, 1120px);
  --focus-ring: 3px solid rgba(255, 64, 64, 0.9);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { font-size: 16px; }

html, body {
  margin: 0;
  padding: 0;
  color: var(--text);
  background: 
    linear-gradient(135deg, rgba(255, 0, 0, 0.15), rgba(0, 32, 80, 0.25) 60%, rgba(0, 0, 0, 0.25)),
    linear-gradient(#0b1020, #0b1020);
  background-blend-mode: overlay, normal;
  background-image:
    linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,0) 97%, rgba(0,0,0,0.08) 100%),
    repeating-linear-gradient(to bottom, rgba(255,255,255,.04) 0, rgba(255,255,255,.04) 1px, rgba(0,0,0,.04) 1px, rgba(0,0,0,.04) 2px),
    radial-gradient(circle at 20% -10%, rgba(255,0,0,.15), transparent 40%),
    linear-gradient(135deg, rgba(255,0,0,.15), rgba(0,32,80,.25) 60%, rgba(0,0,0,.25));
  background-size: auto, auto, auto, cover;
  min-height: 100%;
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

nav { display: block; }

header {
  padding: 2rem 1rem;
  text-align: center;
}

header h1 {
  margin: 0 0 .5rem;
  font-size: clamp(1.6rem, 2.6vw + 1rem, 2.8rem);
  line-height: 1.12;
  letter-spacing: .2px;
  color: var(--text);
  text-shadow: 0 1px 0 rgba(0,0,0,.25);
}

header .meta {
  font-size: clamp(0.8rem, 0.9vw, 0.95rem);
  color: var(--muted);
  margin-inline: auto;
}

main {
  display: grid;
  place-items: start center;
  padding: 1rem;
}

.container {
  width: 100%;
  max-width: var(--container);
  padding: 0 1rem;
  margin-inline: auto;
}

.image-frame,
.featured-image {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.28);
  box-shadow: var(--shadow);
  background: rgba(0,0,0,.15);
  margin: 0.75rem 0;
}

.image-frame { display: block; }
.image-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-image {
  /* fallback frame for non-custom markup */
  display: block;
}
.featured-image img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

article {
  width: 100%;
  max-width: clamp(420px, 92vw, 860px);
  padding: 0.25rem 0.25rem 1rem;
}

.content {
  color: var(--text);
  max-width: 60ch;
  margin-inline: auto;
  padding: 0.25rem 0;
}

h2 {
  font-size: clamp(1.4rem, 2.4vw + 0.8rem, 2rem);
  line-height: 1.25;
  margin: 0.75rem 0 0.5rem;
  color: var(--text);
}

h3 {
  font-size: clamp(1.05rem, 1.6vw + .8rem, 1.25rem);
  margin: 0.75rem 0 0.4rem;
  color: var(--text);
}

p {
  color: var(--muted);
  margin: 0.5rem 0 1rem;
}

blockquote {
  margin: .5rem 0 1rem;
  padding-left: .9rem;
  border-left: 3px solid rgba(255,255,255,.3);
  color: var(--muted);
  font-style: italic;
}

ul {
  margin: .25rem 0 1rem;
  padding-left: 1.25rem;
  color: var(--muted);
}

li {
  margin: .25rem 0;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 3px;
  text-decoration: underline;
  color: var(--accent-2);
}
a:hover { text-decoration: underline; }

.product-ad {
  display: inline-block;
  text-align: left;
  padding: 1rem;
  border-radius: var(--radius);
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.28);
  margin: 0.75rem auto;
}
.product-ad h3 {
  font-size: 1rem;
  margin: 0 0 .25rem;
  color: var(--text);
}
.product-ad a {
  display: inline-block;
  padding: .5rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.28);
  background: rgba(0,0,0,.28);
  color: var(--text);
  text-decoration: none;
}
.product-ad a:hover { text-decoration: underline; }

.btn, .cta, button {
  font: inherit;
  font-weight: 600;
  border-radius: 999px;
  padding: .75rem 1.25rem;
  border: 1px solid rgba(255,255,255,.28);
  background: var(--accent);
  color: white;
  cursor: pointer;
  display: inline-block;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease, color .2s ease;
}
.btn:hover, .cta:hover, button:hover {
  transform: translateY(-1px);
  background: #e3191e;
}
.btn:focus-visible, .cta:focus-visible, button:focus-visible {
  outline: 3px solid rgba(255,255,255,.9);
  outline-offset: 2px;
}
.btn.outline, .cta.outline {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255,255,255,.6);
}
.btn.outline:hover, .cta.outline:hover {
  background: rgba(255,255,255,.08);
}

ul, li { list-style-position: inside; }

.grid {
  display: grid;
  gap: 1rem;
  width: 100%;
}

.card {
  background: rgba(12, 16, 40, 0.22);
  border: 1px solid rgba(255,255,255,.28);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.tag {
  display: inline-block;
  padding: .15em .6em;
  border-radius: 999px;
  font-size: .75rem;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.28);
  color: white;
}

footer {
  padding: 1.5rem;
  text-align: center;
  color: var(--muted);
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 1rem;
}

@media (min-width: 640px) {
  .grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
  article { padding: 0 0.25rem; }
  .container { padding: 0 0.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .btn, .cta, button { transition: none; }
}

@supports not (backdrop-filter: blur(8px)) {
  .card, .image-frame, .featured-image, .product-ad {
    background: rgba(12,16,40,0.75);
    border-color: rgba(255,255,255,.55);
  }
  header, main, footer { background: transparent; }
}

@media print {
  body { background: #fff; color: #000; }
  a { color: #00f; text-decoration: underline; }
}