/* Shared styles for the long-form manufacturing guides. */
.art-meta { display: flex; flex-wrap: wrap; gap: 12px 24px; margin-top: 24px; font-size: .85rem; color: inherit; opacity: .88; }
.art-meta > span { display: inline-flex; align-items: center; gap: 8px; }
.art-layout { display: grid; grid-template-columns: 270px minmax(0, 1fr); gap: clamp(32px, 5vw, 64px); align-items: start; }
.art-toc { position: sticky; top: calc(var(--header-h) + 24px); max-height: calc(100vh - var(--header-h) - 48px); overflow-y: auto; border: 1px solid var(--stone); border-radius: var(--radius); background: var(--white); padding: 22px; font-size: .8rem; }
.art-toc summary { cursor: pointer; font-size: 1rem; font-weight: 600; }
.art-toc nav h2 { font-size: 1rem; margin-top: 20px; }
.art-toc ol { padding-left: 20px; margin: 16px 0 0; }
.art-toc li { padding-left: 4px; margin-bottom: 10px; }
.art-toc a { color: var(--muted); text-decoration: none; }
.art-toc a:hover, .art-toc a:focus-visible { color: var(--v700); text-decoration: underline; }
.article { min-width: 0; overflow-wrap: break-word; }
.article > section { scroll-margin-top: calc(var(--header-h) + 24px); }
.article > section + section { margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--stone); }
.article h2 { font-size: clamp(1.5rem, 2.5vw, 2rem); line-height: 1.25; margin-bottom: 24px; }
.article h3 { margin-top: 24px; }
.article li + li { margin-top: 6px; }
.art-num { display: block; color: var(--p-text, var(--v700)); font-size: .8rem; letter-spacing: .12em; margin-bottom: 12px; }
.art-lede { font-size: 1.25rem; font-weight: 500; line-height: 1.6; }
.art-q { font-size: 1.08rem; font-weight: 600; color: var(--p-text, var(--v700)); }
.art-qs { border-left: 3px solid var(--violet); padding-left: 24px; margin: 24px 0; }
.art-key, .art-example { padding: 24px; margin: 28px 0; border-radius: var(--radius-sm); }
.art-key { background: var(--warm); border-left: 4px solid var(--orange); font-weight: 600; font-size: 1.1rem; }
.art-example { background: var(--white); border: 1px solid var(--stone); }
.art-key > :last-child, .art-example > :last-child { margin-bottom: 0; }
.art-cols { columns: 2; column-gap: 32px; margin: 24px 0; }
.art-cols li { break-inside: avoid; }
.art-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin: 28px 0; }
.art-cards .card--wide { grid-column: 1 / -1; }
.art-cards .card { padding: 24px; }
.art-cards h3 { margin-top: 0; }
.art-cards .card > :last-child { margin-bottom: 0; }
.art-flow { counter-reset: flow; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; list-style: none; padding: 0; margin: 28px 0; }
.art-flow li { counter-increment: flow; display: flex; align-items: flex-start; gap: 12px; background: var(--warm); border-radius: var(--radius-sm); padding: 16px; }
.art-flow li::before { content: counter(flow, decimal-leading-zero); color: var(--v700); font-size: .8rem; font-weight: 700; flex: none; }
.article .art-flow li, .article .art-chain li { margin-top: 0; }
.art-chain { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 28px 0; }
.art-chain li { padding: 12px 16px; background: var(--warm); border-radius: var(--radius-sm); font-weight: 500; }
.art-chain li:not(:last-child)::after { content: ' →'; color: var(--v700); }
.art-roles { list-style: none; padding: 0; margin: 28px 0; }
.art-roles li { padding: 14px 18px; border-left: 3px solid var(--violet); background: var(--warm); }
.art-numbered { padding-left: 28px; }
.art-numbered li { padding: 8px 0 8px 8px; }
.art-numbered li::marker { color: var(--v700); font-weight: 600; }
.art-eq { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; gap: 12px; margin: 28px 0; text-align: center; }
.art-eq > div { padding: 20px 14px; background: var(--warm); border-radius: var(--radius-sm); font-weight: 500; }
.art-eq > span { font-size: 1.5rem; color: var(--v700); }
.art-cost { border: 1px solid var(--stone); border-radius: var(--radius); overflow: hidden; margin: 28px 0; }
.art-cost__head { background: var(--ink); color: var(--white); padding: 18px 24px; font-weight: 600; }
.art-cost dl { display: grid; grid-template-columns: 1fr auto; margin: 0; }
.art-cost dt, .art-cost dd { margin: 0; padding: 12px 24px; border-bottom: 1px solid var(--stone); }
.art-cost dd { text-align: right; font-weight: 600; }
.art-cost .up { color: #a3311b; }
.art-cost .total { background: var(--warm); font-weight: 700; border: 0; }
.article .table-wrap { margin: 28px 0; }
.article table { min-width: 560px; }
.article .art-score .g { background: #edf7ee; color: #215c2b; }
.article .art-score .a { background: #fff6df; color: #755100; }
.article .art-score .r { background: #fceceb; color: #8b2922; }
.article .panels { margin: 24px 0; }
.article .callout .big { font-size: 1.25rem; font-weight: 600; }
@media (min-width: 981px) {
  .art-toc details[open] > summary { margin-bottom: 16px; }
  .art-toc nav h2 { display: none; }
}
@media (max-width: 980px) {
  .art-layout { grid-template-columns: minmax(0, 1fr); }
  .art-toc { position: static; max-height: none; }
  .art-toc nav h2 { display: none; }
  .art-toc ol { columns: 2; column-gap: 32px; }
  .art-toc li { break-inside: avoid; }
}
@media (max-width: 600px) {
  .art-cols, .art-toc ol { columns: 1; }
  .art-cards, .art-flow, .art-eq { grid-template-columns: minmax(0, 1fr); }
  .art-eq { gap: 8px; }
  .art-cost dt, .art-cost dd { padding: 12px 16px; }
  .art-key, .art-example, .art-cards .card { padding: 20px; }
}