:root {
  color-scheme: dark;
  --bg: #081018;
  --panel: rgba(11, 19, 28, 0.9);
  --panel-strong: rgba(14, 24, 36, 0.96);
  --border: rgba(130, 186, 255, 0.2);
  --text: #eff6ff;
  --muted: #a8bdd4;
  --accent: #84d2ff;
  --accent-strong: #e8ff7b;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --code: #0f1720;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at 20% 20%, rgba(132, 210, 255, 0.12), transparent 28%),
    radial-gradient(circle at 80% 0%, rgba(232, 255, 123, 0.08), transparent 22%),
    linear-gradient(180deg, #04070c 0%, #081018 42%, #04070c 100%);
  color: var(--text);
  font-family: ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

body {
  padding: 24px;
}

a {
  color: inherit;
  text-decoration: none;
}

code {
  color: var(--accent-strong);
  font-family: inherit;
}

.page-shell {
  max-width: 1240px;
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  align-items: stretch;
}

.hero-copy,
.visual-frame,
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.hero-copy {
  padding: 32px;
  border-radius: 28px;
}

.eyebrow,
.section-label {
  margin: 0 0 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-size: 0.75rem;
}

h1,
h2,
p,
ol {
  margin: 0;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4.4rem);
  line-height: 0.96;
  max-width: 11ch;
}

.lede {
  margin-top: 20px;
  max-width: 58ch;
  color: var(--muted);
  line-height: 1.6;
  font-size: 1rem;
}

.endpoint-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.endpoint-card {
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 18px;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.endpoint-card:hover {
  transform: translateY(-2px);
  border-color: rgba(132, 210, 255, 0.4);
  background: rgba(255, 255, 255, 0.05);
}

.endpoint-label {
  display: block;
  color: var(--muted);
  margin-bottom: 6px;
}

.hero-visual {
  display: flex;
}

.visual-frame {
  width: 100%;
  border-radius: 28px;
  padding: 18px;
  background: linear-gradient(180deg, rgba(7, 12, 18, 0.98), rgba(9, 16, 24, 0.9));
}

#ascii-scene {
  min-height: 400px;
  margin: 0;
  padding: 18px;
  overflow: hidden;
  border-radius: 20px;
  background: var(--code);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--accent-strong);
  line-height: 1;
  font-size: 0.68rem;
}

#scene-status {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.8rem;
}

.content-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}

.card {
  border-radius: 24px;
  padding: 24px;
}

.tier-list,
.path-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.price {
  font-size: 1.8rem;
  color: var(--accent-strong);
  margin: 10px 0;
}

.tier-list p,
.path-grid p,
.card > p,
.flow-list li {
  color: var(--muted);
  line-height: 1.6;
}

.flow-list {
  padding-left: 1.2rem;
  display: grid;
  gap: 10px;
}

.code-block {
  margin-top: 12px;
  padding: 16px;
  border-radius: 18px;
  background: var(--code);
  overflow: auto;
  color: var(--accent-strong);
}

@media (max-width: 960px) {
  body {
    padding: 14px;
  }

  .hero,
  .content-grid,
  .tier-list,
  .path-grid {
    grid-template-columns: 1fr;
  }

  #ascii-scene {
    min-height: 280px;
    font-size: 0.56rem;
  }
}