/* Original editorial diagrams, not reproductions of historical works.
   Scope all rules to .visual-guide; use after style.css / study.css.
   SVG artwork may use --vg-red / --vg-blue / --vg-yellow with literal fallbacks. */
.visual-guide {
  --vg-paper: var(--paper, #f4f3ef);
  --vg-ink: var(--ink, #202121);
  --vg-line: var(--line, #cdcdc7);
  --vg-muted: var(--muted, #63655f);
  --vg-blue: var(--accent, #323df1);
  --vg-red: #d83127;
  --vg-yellow: #f1ca32;
  color: var(--vg-ink);
  background: var(--vg-paper);
  padding: clamp(40px, 6vw, 88px) 4vw;
  margin: 0;
  isolation: isolate;
}
.study .visual-guide {
  padding-inline: 0;
}
.visual-guide .visual-guide-head,
.visual-guide .visual-guide-grid,
.visual-guide .visual-guide-note {
  max-width: 1440px;
  margin-inline: auto;
}
.visual-guide .visual-guide-head {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  align-items: end;
  gap: 20px clamp(24px, 6vw, 88px);
  padding-top: 16px;
  border-top: 1px solid var(--vg-ink);
  margin-bottom: clamp(28px, 4vw, 56px);
}
.visual-guide .visual-guide-head > .eyebrow {
  grid-column: 1 / -1;
  color: var(--vg-blue);
  font: 11px/1.6 monospace;
  letter-spacing: .08em;
  margin: 0;
}
.visual-guide .visual-guide-head > h2 {
  font-size: clamp(32px, 4.5vw, 66px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -.045em;
  overflow-wrap: anywhere;
  margin: 0;
}
.visual-guide .visual-guide-head > p:not(.eyebrow) {
  font-size: 13px;
  line-height: 2;
  color: var(--vg-muted);
  max-width: 48ch;
  margin: 0;
}
.visual-guide .visual-guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(32px, 4vw, 60px) clamp(20px, 3vw, 44px);
}
.visual-guide figure.visual-guide-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--vg-line);
}
.visual-guide .visual-guide-card > svg,
.visual-guide .visual-guide-card > img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: #fff;
  color: var(--vg-ink);
  /* Do not recolor artwork or crop its evidence-bearing shapes. */
  flex: none;
}
.visual-guide .visual-guide-card > figcaption {
  display: grid;
  gap: 9px;
  max-width: none;
  padding: 20px 0 0;
  overflow-wrap: anywhere;
}
.visual-guide .visual-guide-card > figcaption strong {
  display: block;
  font: 500 clamp(18px, 2vw, 25px)/1.45 Arial, 'Noto Sans JP', sans-serif;
  letter-spacing: -.025em;
  color: var(--vg-ink);
}
.visual-guide .visual-guide-card > figcaption span {
  display: block;
  max-width: 54ch;
  font: 12px/1.95 Arial, 'Noto Sans JP', sans-serif;
  letter-spacing: normal;
  color: var(--vg-muted);
}
.visual-guide .visual-guide-note {
  border-top: 1px solid var(--vg-line);
  padding-top: 18px;
  margin-top: clamp(28px, 4vw, 52px);
  margin-bottom: 0;
  color: var(--vg-muted);
  font-size: 12px;
  line-height: 1.95;
  overflow-wrap: anywhere;
}
.visual-guide .visual-guide-note p {
  margin: 0 0 10px;
}
.visual-guide .visual-guide-note p:last-child {
  margin-bottom: 0;
}
.visual-guide a {
  text-decoration: underline;
  text-underline-offset: .25em;
}
.visual-guide a:focus-visible {
  outline: 3px solid var(--vg-blue);
  outline-offset: 5px;
}
@media (max-width: 680px) {
  .visual-guide {
    padding: 36px 5vw 44px;
  }
  .visual-guide .visual-guide-head {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
    margin-bottom: 28px;
  }
  .visual-guide .visual-guide-head > .eyebrow {
    grid-column: auto;
  }
  .visual-guide .visual-guide-head > p:not(.eyebrow) {
    max-width: none;
  }
  .visual-guide .visual-guide-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }
  .visual-guide .visual-guide-card > figcaption {
    padding-top: 16px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .visual-guide,
  .visual-guide *,
  .visual-guide *::before,
  .visual-guide *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}
@media (forced-colors: active) {
  .visual-guide .visual-guide-card {
    border: 1px solid CanvasText;
    padding: 8px;
  }
  .visual-guide a:focus-visible {
    outline-color: Highlight;
  }
}