/* Model selection references: a compact editorial index, scoped to its chapter. */
.mr-section {
  --mr-edge: max(32px, calc((100% - 1400px) / 2));
  --mr-ink: #171a1c;
  --mr-muted: #535b5f;
  --mr-paper: #f3f1eb;
  --mr-accent: #ba3d1c;
  --mr-rule: rgba(23, 26, 28, .2);
  padding: 0 var(--mr-edge) 32px;
  background: var(--mr-paper);
  color: var(--mr-ink);
  scroll-margin-top: 112px;
}
.mr-section *, .mr-jump-link { box-sizing: border-box; }
.mr-section [hidden] { display: none !important; }
.mr-section p { max-width: none; text-indent: 0; }
.mr-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 0 calc(-1 * var(--mr-edge));
  padding: 26px var(--mr-edge);
  background: #171b1d;
  color: #faf9f6;
}
.mr-header-copy { min-width: 0; overflow-wrap: break-word; }
.mr-to-top { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; min-height: 44px; margin: 0 clamp(32px, 7vw, 112px) 0 0; padding: 10px 15px; border: 1px solid #b6c0bf; color: #faf9f6; font-size: 13px; font-weight: 650; line-height: 1.45; text-decoration: none; white-space: nowrap; }
.mr-to-top:hover { background: #394145; border-color: #ff9978; }
.mr-section .mr-kicker {
  margin: 0 0 8px;
  color: #ff9978;
  font: 700 11px/1.4 var(--v2-mono, monospace);
  letter-spacing: .14em;
  text-transform: uppercase;
}
.mr-section .mr-title {
  max-width: 1000px;
  margin: 0 0 10px;
  color: inherit;
  font-size: clamp(26px, 2.4vw, 34px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -.035em;
}
.mr-section .mr-intro {
  max-width: 960px;
  margin: 0;
  color: #d0d3cf;
  font-size: 13.5px;
  line-height: 1.65;
  text-indent: 0;
}
.mr-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 10px;
  max-width: 900px;
  margin: 18px 0 20px;
}
.mr-search-label { grid-column: 1 / -1; font-size: 13px; font-weight: 700; }
.mr-search {
  min-width: 0;
  width: 100%;
  min-height: 48px;
  padding: 11px 14px;
  border: 1px solid #7a8283;
  border-radius: 0;
  background: #fffefa;
  color: var(--mr-ink);
  font: inherit;
  font-size: 16px;
  line-height: 1.45;
}
.mr-search::placeholder { color: #626b6d; opacity: 1; }
.mr-clear {
  min-height: 48px;
  min-width: 78px;
  padding: 10px 17px;
  border: 1px solid #171b1d;
  border-radius: 0;
  background: #171b1d;
  color: #fffefa;
  font: inherit;
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
}
.mr-clear:hover:not(:disabled) { background: #394145; }
.mr-clear:disabled { border-color: #ced1cb; background: #dedfd8; color: #606864; cursor: default; }
.mr-section .mr-search-status { grid-column: 1 / -1; margin: 2px 0 0; color: var(--mr-muted); font-size: 13px; line-height: 1.5; }
.mr-section #mr-no-results { padding: 16px 0; margin: 0; font-size: 14px; line-height: 1.65; }
.mr-groups { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(24px, 3.5vw, 48px); align-items: start; }
.mr-groups--stacked, .mr-groups:has(> .mr-group:only-child), .mr-groups:has(> .mr-group[hidden]) { grid-template-columns: minmax(0, 1fr); }
@media (min-width: 1200px) {
  .mr-groups--stacked .mr-list, .mr-groups:has(> .mr-group:only-child) .mr-list,
  .mr-groups:has(> .mr-group[hidden]) .mr-list { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (min-width: 761px) and (max-width: 1199px) {
  .mr-groups--stacked .mr-list, .mr-groups:has(> .mr-group:only-child) .mr-list,
  .mr-groups:has(> .mr-group[hidden]) .mr-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 22px; }
}
.mr-group { min-width: 0; padding: 0; scroll-margin-top: 112px; }
.mr-group-head { padding: 0 0 12px; border-bottom: 2px solid var(--mr-ink); }
.mr-group-head h3 { margin: 0 0 6px; color: var(--mr-ink); font-size: 22px; line-height: 1.2; font-weight: 700; letter-spacing: -.025em; }
.mr-group-head p { margin: 0; color: var(--mr-muted); font-size: 12px; line-height: 1.6; }
.mr-list { margin: 0; padding: 0; list-style: none; }
.mr-entry { display: grid; grid-template-columns: minmax(64px, 92px) minmax(0, 1fr) auto; align-items: baseline; gap: 3px 10px; min-width: 0; margin: 0; padding: 10px 0; border-bottom: 1px solid var(--mr-rule); overflow-wrap: anywhere; }
.mr-entry-head { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(52px, 78px) minmax(0, 1fr) auto; align-items: baseline; gap: 7px; min-width: 0; }
.mr-brand { grid-column: 1; grid-row: 1; margin: 0; color: var(--mr-accent); font-size: 11px; line-height: 1.45; font-weight: 750; }
.mr-section .mr-part { grid-column: 2; grid-row: 1; margin: 0; color: var(--mr-ink); font: 700 16px/1.35 var(--v2-mono, monospace); letter-spacing: -.02em; overflow-wrap: anywhere; }
.mr-section .mr-alias { display: block; margin-top: 2px; color: #626b6d; font: 400 11.5px/1.35 var(--v2-mono, monospace); letter-spacing: 0; }
.mr-section .mr-spec, .mr-section .mr-use { grid-column: 1 / -1; margin: 0; color: #364045; font-size: 12.5px; line-height: 1.45; }
.mr-section .mr-service { grid-column: 1 / -1; margin: 0; color: var(--mr-muted); font-size: 12px; line-height: 1.4; }
.mr-section .mr-use { color: var(--mr-muted); }
.mr-section .mr-aliases { grid-column: 1 / -1; margin: 0; color: #626b6d; font-size: 11px; line-height: 1.5; overflow-wrap: anywhere; }
.mr-section .mr-source { grid-column: 3; grid-row: 1; display: inline-block; padding: 2px 0; color: #a83516; font-size: 11px; line-height: 1.5; font-weight: 650; text-decoration: underline; text-underline-offset: 3px; }
.mr-source:hover { color: #6e210b; }
.mr-pagination { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 10px; margin: 12px 0; }
.mr-pagination button { min-height: 42px; min-width: 64px; padding: 8px 11px; border: 1px solid #7a8283; border-radius: 0; background: #fffefa; color: var(--mr-ink); font: 650 12px/1.4 var(--v2-display, sans-serif); cursor: pointer; }
.mr-pagination button:hover:not(:disabled) { border-color: var(--mr-ink); background: #e5e7df; }
.mr-pagination button:disabled { color: #747b76; border-color: #c9cdc5; background: #e9eae3; cursor: default; }
.mr-section .mr-page-status { margin: 0; color: var(--mr-muted); font-size: 11.5px; line-height: 1.4; text-align: center; }
.mr-checks { margin-top: 26px; padding: 20px 0; border-top: 2px solid var(--mr-ink); border-bottom: 1px solid var(--mr-rule); }
.mr-section .mr-checks-title { margin: 0 0 18px; color: var(--mr-ink); font-size: 22px; line-height: 1.3; font-weight: 700; letter-spacing: -.025em; }
.mr-check-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.mr-check { min-width: 0; }
.mr-section .mr-check-label { margin: 0 0 8px; color: var(--mr-ink); font-size: 15px; line-height: 1.4; font-weight: 700; }
.mr-section .mr-check-copy { margin: 0; color: var(--mr-muted); font-size: 13px; line-height: 1.75; }
.mr-section .mr-boundary { margin: 18px 0; padding-left: 13px; border-left: 3px solid var(--mr-accent); color: var(--mr-muted); font-size: 12px; line-height: 1.7; }
.mr-cta { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 16px 20px; background: #e1e4dd; }
.mr-cta p { margin: 0; color: #303a3c; font-size: 14px; line-height: 1.7; }
.mr-cta a { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; min-height: 46px; max-width: 100%; padding: 12px 19px; background: #171b1d; color: #fffefa; font-size: 13px; line-height: 1.5; font-weight: 700; text-align: center; text-decoration: none; }
.mr-cta a:hover { background: #394145; }
.mr-jump-link { display: inline-flex; align-items: center; gap: 9px; width: fit-content; max-width: 100%; padding: 9px 12px; border: 1px solid currentColor; color: #ffd2c2; font-size: 13px; line-height: 1.45; font-weight: 650; text-decoration: none; overflow-wrap: anywhere; }
.mr-jump-link::after { content: "↓"; font-size: 18px; line-height: 1; }
.mr-jump-link:hover { background: rgba(255, 255, 255, .08); }
.mr-section :is(a, button, input):focus-visible, .mr-jump-link:focus-visible { outline: 3px solid #0757c9; outline-offset: 4px; }
.mr-jump-link:focus-visible { outline-color: #ffad8c; }
.manufacturing-context.ci-section { padding: 32px max(32px, calc((100% - 1400px) / 2)); background: #1b1f21; color: #faf9f6; border-top: 3px solid #de5429; scroll-margin-top: 112px; }
.ci-inner { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 48px; align-items: start; }
.ci-copy { min-width: 0; }
.ci-section .ci-kicker { color: #ff9978; margin-bottom: 12px; font-size: 11px; font-weight: 700; letter-spacing: .12em; }
.manufacturing-context.ci-section h2 { max-width: 600px; color: #faf9f6; font-size: clamp(25px, 2.4vw, 32px); line-height: 1.2; }
.manufacturing-context.ci-section h3 { color: #faf9f6; margin: 0 0 10px; font-size: 22px; line-height: 1.3; }
.manufacturing-context.ci-section p { color: #d0d3cf; font-size: 13px; line-height: 1.65; }
.ci-section .mc-links { gap: 9px 20px; margin-top: 17px; padding: 0; }
.ci-section .mc-links a { color: #e1e6df; font-size: 12px; }
.ci-form { min-width: 0; border-left: 1px solid #4b5354; padding-left: 32px; }
.ci-choice { display: flex; align-items: flex-start; gap: 10px; width: fit-content; padding: 12px 0; cursor: pointer; color: #faf9f6; font-size: 14px; font-weight: 600; line-height: 1.5; }
.ci-choice input { flex: 0 0 auto; width: 18px; height: 18px; margin: 2px 0 0; accent-color: #e95625; }
.ci-part-field { margin-bottom: 12px; }
.ci-section [hidden] { display: none !important; }
.ci-part-field label { display: block; margin-bottom: 7px; color: #faf9f6; font-size: 13px; font-weight: 600; }
.ci-part-field input { width: 100%; min-width: 0; min-height: 48px; box-sizing: border-box; border: 1px solid #929d9d; border-radius: 0; background: #fffefa; color: #171a1c; padding: 11px 13px; font: inherit; font-size: 16px; line-height: 1.5; }
.ci-part-field input::placeholder { color: #636b6e; opacity: 1; }
.ci-section .ci-part-field .ci-help { margin: 7px 0 0; font-size: 12px; color: #b6bfbb; }
.ci-section details { margin: 8px 0 18px; border-color: #4b5354; }
.ci-section summary { color: #d9dfd9; font-size: 13px; }
.ci-section .mc-quote { display: inline-flex; justify-content: center; align-items: center; min-height: 48px; max-width: 100%; border: 1px solid #e95625; border-radius: 0; background: #e95625; color: #fff; padding: 12px 20px; font: 650 14px/1.5 var(--v2-display, sans-serif); cursor: pointer; }
.ci-section .mc-quote:hover { background: #c64319; border-color: #c64319; }
.ci-section :is(a, button, input, summary):focus-visible { outline: 3px solid #ffad8c; outline-offset: 4px; }
@media (min-width: 1200px) {
  .mr-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 22px; }
  .mr-entry { align-content: start; }
  .mr-entry-head { grid-template-columns: minmax(46px, 68px) minmax(0, 1fr) auto; gap: 6px; }
  .mr-section .mr-part { font-size: 14px; }
}
@media (max-width: 760px) {
  .mr-section { --mr-edge: 16px; padding-bottom: 26px; scroll-margin-top: 92px; }
  .mr-header { padding-block: 22px; }
  .mr-header { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; }
  .mr-to-top { margin: 0; padding-inline: 10px; font-size: 12px; }
  .mr-section .mr-title { font-size: 27px; }
  .mr-section .mr-intro { font-size: 13px; }
  .mr-toolbar { margin-block: 16px 18px; }
  .mr-groups { grid-template-columns: minmax(0, 1fr); gap: 26px; }
  .mr-group { scroll-margin-top: 92px; }
  .mr-group-head h3 { font-size: 22px; }
  .mr-entry { grid-template-columns: 72px minmax(0, 1fr) auto; column-gap: 8px; padding-block: 9px; }
  .mr-section .mr-part { font-size: 15px; }
  .mr-section .mr-service { font-size: 12px; }
  .mr-check-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .mr-checks { margin-top: 23px; padding-block: 18px; }
  .mr-cta { flex-direction: column; align-items: flex-start; gap: 12px; padding: 16px; }
  .mr-cta a { width: 100%; }
  .manufacturing-context.ci-section { padding: 27px 16px; scroll-margin-top: 92px; }
  .ci-inner { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .ci-form { border-left: 0; border-top: 1px solid #4b5354; padding: 22px 0 0; }
  .ci-section .mc-quote { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .mr-section, .mr-section *, .mr-jump-link { scroll-behavior: auto; animation: none; transition: none; }
}