/* The Privatized AI Cold War — figure styles.
   Namespace: .cw-*. The figure is static semantic HTML: no JavaScript,
   no hover states, no animation. Theme is keyed to html[data-site-theme="dark"]
   — never prefers-color-scheme, which the site's toggle would not follow. */

.cw-fig {
  --cw-us: #0072b2;
  --cw-cn: #d55e00;
  --cw-grid: color-mix(in oklab, var(--foreground) 16%, transparent);
  --cw-soft: color-mix(in oklab, var(--foreground) 5%, transparent);
  font-family: var(--font-sans);
  color: var(--foreground);
}
html[data-site-theme="dark"] .cw-fig {
  --cw-us: #6fb3e6;
  --cw-cn: #f0905a;
}

/* ---- figure frame ------------------------------------------------------- */

.post-content .cw-fig {
  margin: 2.2rem 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  padding: 0.9rem 1rem 0.8rem;
}
.cw-fig__head {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 0.7rem;
}
.cw-fig__kicker {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}
.cw-fig__title {
  font-size: 0.98rem;
  font-weight: 650;
}
.cw-fig__cap {
  font-size: 0.83rem;
  line-height: 1.55;
  color: var(--muted-foreground);
  margin-top: 0.75rem;
  border-top: 1px solid var(--cw-soft);
  padding-top: 0.55rem;
}
.cw-fig__cap p { margin: 0.25rem 0; }

/* ---- shared chips ------------------------------------------------------- */

.cw-chip {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 650;
  line-height: 1.5;
  border: 1.5px solid var(--cw-grid);
  border-radius: 999px;
  padding: 0 0.5rem;
  white-space: nowrap;
  vertical-align: 0.08em;
}
.cw-chip--us   { border-color: var(--cw-us); }
.cw-chip--cn   { border-color: var(--cw-cn); }

/* ---- Figure 1: the relay ------------------------------------------------ */

.post-content ol.cw-relay {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: hop;
}
.cw-hop {
  position: relative;
  border: 1px solid var(--cw-soft);
  border-left: 3px solid var(--cw-grid);
  border-radius: calc(var(--radius) - 4px);
  padding: 0.55rem 0.75rem 0.55rem 2.35rem;
  margin: 0;
  counter-increment: hop;
}
.cw-hop--us { border-left-color: var(--cw-us); }
.cw-hop--cn { border-left-color: var(--cw-cn); }
.cw-hop::before {
  content: counter(hop);
  position: absolute;
  left: 0.7rem;
  top: 0.62rem;
  width: 1.15rem;
  height: 1.15rem;
  border: 1.5px solid var(--cw-grid);
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1.05rem;
  text-align: center;
  color: var(--muted-foreground);
}
.cw-hop--us::before { border-color: var(--cw-us); }
.cw-hop--cn::before { border-color: var(--cw-cn); }
/* connector between hops: a short vertical rule in the gap */
.cw-hop + .cw-hop { margin-top: 1.5rem; }
.cw-hop + .cw-hop::after {
  content: "";
  position: absolute;
  left: 1.25rem;
  top: -1.55rem;
  height: 1.5rem;
  border-left: 2px solid var(--cw-grid);
}
.post-content .cw-hop p { margin: 0.2rem 0; }
.cw-hop__cross {
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}
.cw-hop__what { font-size: 0.88rem; line-height: 1.55; }
.cw-hop__rule {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--muted-foreground);
}
/* ---- site footnote fixes (long repo ids, stacked refs) ------------------ */

.post-content .footnotes li { min-width: 0; overflow-wrap: anywhere; }
.post-content .footnotes code { overflow-wrap: anywhere; }
.post-content sup[id^="fnref"] + sup[id^="fnref"]::before {
  content: ",";
  font-size: 0.75em;
  color: var(--muted-foreground);
}

/* ---- reduced motion (nothing animates anyway) --------------------------- */

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

/* ---- print -------------------------------------------------------------- */

@media print {
  .cw-hop { break-inside: avoid; }
}