:root {
  --bg: #050805;
  --panel: #0a120a;
  --green: #33ff66;
  --green-dim: #1a9940;
  --amber: #ffcc33;
  --cyan: #33e0ff;
  --hot: #ff3366;
  --muted: #6a8f6a;
  --border: #1f5a2f;
  --scan: rgba(51, 255, 102, 0.04);
  --font-ui: "IBM Plex Mono", "Courier New", monospace;
  --font-display: "Share Tech Mono", "IBM Plex Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--green);
  background:
    radial-gradient(ellipse at top, #0d1a0d 0%, var(--bg) 55%),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      var(--scan) 2px,
      var(--scan) 4px
    );
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.55;
  text-shadow: 0 0 6px rgba(51, 255, 102, 0.25);
}

body::after {
  content: "";
  pointer-events: none;
  position: fixed;
  inset: 0;
  background: linear-gradient(
    transparent 50%,
    rgba(0, 0, 0, 0.12) 50%
  );
  background-size: 100% 3px;
  z-index: 50;
  opacity: 0.35;
}

a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px dotted rgba(51, 224, 255, 0.45);
}

a:hover {
  color: var(--amber);
  border-bottom-style: solid;
  text-shadow: 0 0 10px rgba(255, 204, 51, 0.45);
}

.wrap {
  width: min(980px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0 3rem;
  position: relative;
  z-index: 1;
}

.marquee {
  overflow: hidden;
  border: 1px solid var(--border);
  background: #000;
  margin-bottom: 1rem;
  white-space: nowrap;
}

.marquee span {
  display: inline-block;
  padding: 0.35rem 0;
  color: var(--amber);
  animation: scroll 28s linear infinite;
  font-family: var(--font-display);
  letter-spacing: 0.04em;
}

@keyframes scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.panel {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #0c160c 0%, var(--panel) 100%);
  box-shadow:
    0 0 0 1px rgba(51, 255, 102, 0.08),
    0 12px 40px rgba(0, 0, 0, 0.55),
    inset 0 0 40px rgba(0, 40, 0, 0.35);
  margin-bottom: 1.25rem;
  padding: 1rem 1.1rem;
}

.panel h1,
.panel h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.panel h1 {
  font-size: clamp(1.2rem, 3vw, 1.7rem);
  color: var(--amber);
  text-shadow: 0 0 12px rgba(255, 204, 51, 0.35);
}

.panel h2 {
  font-size: 1.05rem;
  color: var(--green);
  border-bottom: 1px dashed var(--border);
  padding-bottom: 0.4rem;
}

.tagline {
  color: var(--muted);
  margin: 0 0 1rem;
}

.quote {
  margin: 0.75rem 0;
  padding: 0.75rem 0.9rem;
  border-left: 3px solid var(--hot);
  background: rgba(255, 51, 102, 0.06);
  color: var(--amber);
  font-style: italic;
}

.quote cite {
  display: block;
  margin-top: 0.4rem;
  font-style: normal;
  color: var(--muted);
  font-size: 0.85rem;
}

.nfo {
  white-space: pre-wrap;
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: var(--green-dim);
  line-height: 1.35;
  overflow-x: auto;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.75rem 0 0;
}

.badge {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--border);
  color: var(--cyan);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-bottom: none;
}

.badge:hover {
  background: rgba(51, 224, 255, 0.08);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
}

.grid-2 {
  display: grid;
  gap: 1rem;
}

@media (min-width: 760px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.demo figure {
  margin: 0;
}

.demo img {
  display: block;
  width: 100%;
  border: 1px solid var(--border);
  background: #000;
  image-rendering: auto;
}

.demo figcaption {
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.82rem;
}

pre,
.code {
  margin: 0.6rem 0 0;
  padding: 0.85rem;
  background: #000;
  border: 1px solid var(--border);
  color: var(--green);
  overflow-x: auto;
  font-size: 0.82rem;
  line-height: 1.45;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

th,
td {
  border: 1px solid var(--border);
  padding: 0.45rem 0.55rem;
  text-align: left;
}

th {
  color: var(--amber);
  background: rgba(255, 204, 51, 0.06);
}

.blink {
  animation: blink 1.2s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.btn {
  display: inline-block;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--green);
  color: var(--bg);
  background: var(--green);
  text-shadow: none;
  border-bottom: none;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.btn:hover {
  background: var(--amber);
  border-color: var(--amber);
  color: #111;
}

.btn.ghost {
  background: transparent;
  color: var(--green);
}

.btn.ghost:hover {
  color: var(--bg);
  background: var(--cyan);
  border-color: var(--cyan);
}

.footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 1.5rem;
}

.kicker {
  color: var(--hot);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 0.35rem;
}

ul.clean {
  margin: 0.4rem 0 0;
  padding-left: 1.1rem;
}

ul.clean li {
  margin: 0.25rem 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.read-more {
  margin-top: 0.85rem;
  border-top: 1px dashed var(--border);
  padding-top: 0.65rem;
}

.read-more > summary {
  cursor: pointer;
  color: var(--cyan);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  list-style: none;
  user-select: none;
}

.read-more > summary::-webkit-details-marker {
  display: none;
}

.read-more > summary::before {
  content: "▸ ";
  color: var(--green-dim);
}

.read-more[open] > summary::before {
  content: "▾ ";
}

.read-more > summary:hover {
  color: var(--amber);
}

.read-more-body {
  margin-top: 0.75rem;
  padding-top: 0.15rem;
}