/* v7 — explanatory article diagrams. Content is HTML, responsive and selectable. */
.article-diagram {
  --diagram-orange: #f34b17;
  --diagram-orange-text: #c84314;
  --diagram-ink: #081522;
  --diagram-muted: #526170;
  margin: clamp(2.5rem, 6vw, 4.5rem) 0;
  padding: clamp(1.35rem, 3vw, 2.2rem);
  overflow: hidden;
  border: 1px solid #d9e2e7;
  border-radius: .55rem;
  background:
    linear-gradient(rgba(18,52,73,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18,52,73,.035) 1px, transparent 1px),
    #f7fafb;
  background-size: 24px 24px;
  box-shadow: 0 1rem 2.8rem rgba(10,28,40,.07);
}
.article-diagram--dark {
  border-color: #213944;
  background:
    radial-gradient(circle at 88% 12%, rgba(243,75,23,.16), transparent 32%),
    linear-gradient(rgba(255,255,255,.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.026) 1px, transparent 1px),
    #091a23;
  background-size: auto, 28px 28px, 28px 28px, auto;
  color: #fff;
}
.article-diagram__head { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 1.25rem; align-items: end; margin-bottom: 1.6rem; }
.article-diagram__kicker { margin: 0 0 .5rem !important; color: var(--diagram-orange-text) !important; font-size: .7rem !important; font-weight: 800; letter-spacing: .14em; line-height: 1.2 !important; text-transform: uppercase; }
.article-diagram--dark .article-diagram__kicker { color: var(--diagram-orange) !important; }
.article-diagram__title { margin: 0 !important; max-width: 24ch; color: var(--diagram-ink) !important; font-size: clamp(1.45rem, 2.7vw, 2.15rem) !important; letter-spacing: -.03em !important; line-height: 1.05 !important; }
.article-diagram--dark .article-diagram__title { color: #fff !important; }
.article-diagram__note { max-width: 18rem; margin: 0 !important; color: var(--diagram-muted) !important; font-size: .78rem !important; line-height: 1.45 !important; }
.article-diagram--dark .article-diagram__note { color: #b8c8cf !important; }

.evidence-chain { display: grid; grid-template-columns: repeat(var(--chain-columns, 4), minmax(0,1fr)); gap: .65rem; align-items: stretch; }
.evidence-step { position: relative; min-height: 8.6rem; padding: 1rem .9rem .95rem; border: 1px solid #d6e0e5; border-radius: .42rem; background: rgba(255,255,255,.94); }
.evidence-step:not(:last-child)::after { position: absolute; z-index: 2; top: 50%; right: -.62rem; width: .65rem; color: var(--diagram-orange); content: "→"; font-weight: 900; transform: translateY(-50%); text-align: center; }
.evidence-step__num { display: grid; width: 1.65rem; height: 1.65rem; margin-bottom: .8rem; place-items: center; border: 1px solid var(--diagram-orange); border-radius: 50%; color: var(--diagram-orange-text); font-size: .68rem; font-weight: 800; }
.evidence-step strong { display: block; margin-bottom: .38rem; color: var(--diagram-ink); font-size: .92rem; line-height: 1.18; }
.evidence-step p { margin: 0 !important; color: var(--diagram-muted) !important; font-size: .75rem !important; line-height: 1.42 !important; }
.article-diagram--dark .evidence-step { border-color: #2b4652; background: rgba(8,24,33,.82); }
.article-diagram--dark .evidence-step__num { color: var(--diagram-orange); }
.article-diagram--dark .evidence-step strong { color: #fff; }
.article-diagram--dark .evidence-step p { color: #b8c8cf !important; }

.decision-map { display: grid; grid-template-columns: minmax(13rem,.78fr) minmax(0,1.45fr); gap: 1rem; }
.decision-core { display: flex; flex-direction: column; justify-content: center; min-height: 13rem; padding: 1.35rem; border: 1px solid rgba(243,75,23,.55); border-radius: .45rem; background: var(--diagram-ink); color: #fff; }
.decision-core span { color: #ff8059; font-size: .68rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.decision-core strong { margin: .65rem 0 .7rem; font-size: 1.25rem; line-height: 1.12; }
.article-diagram--dark .decision-core strong { color: #fff !important; }
.decision-core p { margin: 0 !important; color: #c9d5da !important; font-size: .78rem !important; line-height: 1.45 !important; }
.decision-roles { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .65rem; }
.decision-role { padding: .95rem 1rem; border-left: 3px solid var(--diagram-orange); border-radius: .25rem; background: #fff; box-shadow: 0 .4rem 1.2rem rgba(8,21,34,.06); }
.decision-role strong { display: block; margin-bottom: .25rem; color: var(--diagram-ink); font-size: .86rem; line-height: 1.25; }
.decision-role span { color: var(--diagram-muted); font-size: .73rem; line-height: 1.35; }

.signal-strip { display: grid; grid-template-columns: repeat(var(--signal-columns, 3),minmax(0,1fr)); border: 1px solid #d9e2e7; border-radius: .45rem; background: #fff; }
.signal-item { min-height: 8.2rem; padding: 1.15rem; }
.signal-item + .signal-item { border-left: 1px solid #d9e2e7; }
.signal-item span { display: block; margin-bottom: .85rem; color: var(--diagram-orange-text); font-size: .7rem; font-weight: 800; letter-spacing: .12em; }
.signal-item strong { display: block; margin-bottom: .38rem; color: var(--diagram-ink); font-size: .95rem; line-height: 1.2; }
.signal-item p { margin: 0 !important; color: var(--diagram-muted) !important; font-size: .75rem !important; line-height: 1.42 !important; }

.path-compare { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.path-card { padding: 1.15rem; border: 1px solid #d9e2e7; border-radius: .45rem; background: #fff; }
.path-card__label { margin: 0 0 .95rem !important; color: var(--diagram-orange-text) !important; font-size: .72rem !important; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.path-card ol { margin: 0 !important; padding: 0 !important; list-style: none; counter-reset: path; }
.path-card li { position: relative; margin: 0 !important; padding: .62rem .5rem .62rem 2.15rem !important; border-top: 1px solid #e1e7ea; color: var(--diagram-ink) !important; font-size: .8rem !important; line-height: 1.3 !important; counter-increment: path; }
.path-card li::before { position: absolute; left: .45rem; top: .58rem; color: var(--diagram-orange-text); content: counter(path, decimal-leading-zero); font-size: .65rem; font-weight: 800; }

.diagram-caption { margin: .9rem 0 0 !important; color: #65727f !important; font-size: .72rem !important; line-height: 1.45 !important; }
.article-diagram--dark .diagram-caption { color: #aabac2 !important; }

.spoke-article-page .article-hero__media img[data-market-photo="production"] { object-position: 54% 50%; }
.spoke-article-page .article-hero__media img[data-market-photo="rf"] { object-position: 50% 50%; }
.spoke-article-page .article-hero__media img[data-market-photo="analytical"] { object-position: 50% 54%; }
.spoke-article-page .article-hero__media img[data-market-photo="process"] { object-position: 50% 52%; }

@media (max-width: 860px) {
  .evidence-chain { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .evidence-step:nth-child(2n)::after { display: none; }
  .decision-map { grid-template-columns: 1fr; }
  .decision-core { min-height: 0; }
}
@media (max-width: 600px) {
  .article-diagram { margin-inline: -.25rem; padding: 1.1rem; }
  .article-diagram__head { grid-template-columns: 1fr; gap: .6rem; }
  .evidence-chain, .decision-roles, .signal-strip, .path-compare { grid-template-columns: 1fr; }
  .evidence-step { min-height: 0; }
  .evidence-step:not(:last-child)::after { display: none; }
  .signal-item + .signal-item { border-left: 0; border-top: 1px solid #d9e2e7; }
  .spoke-article-page .article-hero__media img[data-market-photo="analytical"],
  .spoke-article-page .article-hero__media img[data-market-photo="process"] { object-fit: cover !important; }
}