:root {
  color-scheme: light;
  --surface: #ffffff;
  --canvas: #f4f7fa;
  --ink: #142b3d;
  --action: #155c85;
  --muted: #586875;
  --signal: #f2b544;
  --line: #d4dfe6;
  --data-font: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--surface);
  font-synthesis: none;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-size: 18px;
  line-height: 1.6;
  overflow-wrap: break-word;
}
.container { width: min(1200px, calc(100% - 48px)); margin-inline: auto; }
h1, h2, h3, p { margin-block: 0 24px; }
h1 {
  max-width: 22ch;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.17;
  letter-spacing: -0.025em;
  overflow-wrap: anywhere;
}
h2 { font-size: 32px; line-height: 1.25; letter-spacing: -0.02em; }
h3 { font-size: 22px; line-height: 1.35; letter-spacing: -0.015em; }
p { max-width: 72ch; }
a { color: var(--action); text-underline-offset: 0.2em; }
a:hover { color: var(--ink); }
button { font: inherit; cursor: pointer; }
:focus-visible { outline: 3px solid var(--action); outline-offset: 2px; }
section[id] { scroll-margin-top: 24px; }
main { flex: 1; padding-block: 64px; }
section { margin-top: 48px; }
figure { margin: 0; }
svg { display: block; width: 100%; height: auto; }
.small { font-size: 14px; line-height: 1.6; }
.eyebrow {
  margin-bottom: 16px;
  color: var(--action);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}
.lead { color: var(--muted); font-size: 18px; }
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid var(--action);
  border-radius: 4px;
  background: var(--action);
  color: var(--surface);
  text-decoration: none;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
}
.button:hover { background: var(--ink); border-color: var(--ink); color: var(--surface); }
.button-secondary { background: transparent; color: var(--action); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.sample-label {
  display: inline-block;
  padding: 4px 8px;
  background: var(--signal);
  color: var(--ink);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.5;
}

/* No-JS links stay visible; the header initializes its menu before main is parsed. */
.demo-banner { background: var(--canvas); font-size: 13px; }
.demo-banner p {
  max-width: none;
  padding-block: 10px;
  padding-left: 12px;
  margin-block: 0;
  border-left: 4px solid var(--signal);
}
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 24px;
  border-bottom: 1px solid var(--line);
}
.brand { flex-shrink: 0; display: flex; flex-direction: column; color: var(--ink); text-decoration: none; line-height: 1.3; }
.brand strong { font-size: 26px; letter-spacing: -0.04em; }
.brand span { margin-top: 4px; font-size: 12px; color: var(--muted); }
nav ul { display: flex; flex-wrap: wrap; gap: 8px 24px; padding: 0; margin: 0; list-style: none; }
nav a { display: inline-flex; align-items: center; min-height: 44px; }
.site-header nav a:not(.button) { color: var(--muted); font-size: 14px; text-decoration-thickness: 1px; }
.site-header nav a[aria-current]:not([aria-current="false"]) { color: var(--ink); font-weight: 700; text-decoration-thickness: 2px; }
.site-header nav ul { align-items: center; }
.nav-cta { margin-left: 8px; font-size: 14px; }
.menu-toggle { min-width: 72px; min-height: 44px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); color: var(--ink); font-size: 14px; }
.skip-link { position: absolute; top: 8px; left: 16px; z-index: 5; padding: 12px; background: var(--surface); transform: translateY(-200%); }
.skip-link:focus { transform: none; }

/* Homepage: technical drawings, material data, and a clearly ordered brief. */
.home-main { padding-top: 0; }
.home-main > section { margin-top: 0; }
.home-section { padding-block: 80px; }
.section-tinted { background: var(--canvas); border-block: 1px solid var(--line); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 32px; margin-bottom: 32px; }
.section-heading h2 { margin-bottom: 0; }
.section-heading > p { max-width: 44ch; margin: 0; color: var(--muted); font-size: 16px; }
.section-heading > a { flex-shrink: 0; font-size: 15px; padding-block: 10px; }
.hero { display: grid; grid-template-columns: 7fr 5fr; gap: 48px; align-items: center; padding-block: 64px; }
.hero .lead { max-width: 54ch; }
.hero-note { margin-top: 24px; margin-bottom: 0; color: var(--muted); font-size: 13px; }
.hero-note span { margin-right: 8px; color: var(--action); }
.engineering-plate { min-width: 0; padding: 20px; border: 1px solid var(--line); border-radius: 4px; background: var(--canvas); }
.plate-header { display: flex; justify-content: space-between; gap: 12px; padding-bottom: 16px; border-bottom: 1px solid var(--line); font-family: var(--data-font); font-size: 11px; letter-spacing: 0.04em; }
.plate-header span:last-child { color: var(--muted); }
.hero-legend { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 12px; line-height: 1.5; }
.hero-legend strong { display: block; color: var(--action); font-family: var(--data-font); margin-bottom: 4px; }
.engineering-plate figcaption { margin-top: 16px; color: var(--muted); font-size: 11px; }
.checklist { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px 32px; margin: 0; }
.checklist > div { padding-top: 16px; border-top: 1px solid var(--line); }
.checklist dt { display: flex; gap: 12px; margin-bottom: 8px; font-size: 16px; font-weight: 600; }
.checklist dt span { color: var(--action); font-family: var(--data-font); font-size: 13px; }
.checklist dd { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.checklist-note { margin: 24px 0 0; color: var(--muted); font-size: 14px; }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.product-card { display: flex; flex-direction: column; min-width: 0; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.product-visual { background: var(--canvas); border-bottom: 1px solid var(--line); }
.product-body { display: flex; flex: 1; flex-direction: column; padding: 24px; }
.product-body h3 { min-height: 2.7em; margin-bottom: 16px; }
.product-body p { font-size: 14px; color: var(--muted); margin-bottom: 16px; }
.product-body .eyebrow { font-size: 11px; color: var(--action); margin-bottom: 12px; }
.product-body dl { margin: auto 0 20px; padding: 16px 0; border-block: 1px solid var(--line); font-size: 14px; }
.product-body dt { color: var(--muted); font-size: 12px; }
.product-body dd { margin: 4px 0 0; font-family: var(--data-font); color: var(--ink); font-variant-numeric: tabular-nums; }
.product-body a { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 44px; font-size: 15px; font-weight: 600; }
.sample-note { max-width: none; margin: 24px 0 0; color: var(--muted); font-size: 14px; }
.sample-note .sample-label { margin-right: 8px; }
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); }
.application-table { width: 100%; min-width: 1024px; border-collapse: collapse; text-align: left; font-size: 14px; line-height: 1.55; }
.application-table caption { padding: 16px 20px; text-align: left; font-size: 13px; color: var(--muted); border-bottom: 1px solid var(--line); }
.application-table th, .application-table td { padding: 20px 16px; vertical-align: top; border-bottom: 1px solid var(--line); }
.application-table thead th { background: var(--ink); color: var(--surface); font-size: 12px; font-weight: 600; }
.application-table tbody th { font-size: 14px; width: 15%; }
.application-table tbody tr:nth-child(even) { background: var(--canvas); }
.application-table tbody tr:last-child > * { border-bottom: 0; }
.application-table td a { display: inline-block; padding-block: 6px; }
.application-table td small { display: block; color: var(--muted); font-size: 12px; }
.table-hint { font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.workflow { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 24px; padding: 0; margin: 0; list-style: none; }
.workflow li { border-top: 2px solid var(--line); padding-top: 20px; }
.step-number { display: block; margin-bottom: 16px; color: var(--action); font-family: var(--data-font); font-size: 14px; }
.workflow h3 { font-size: 17px; margin-bottom: 12px; }
.workflow p { font-size: 14px; color: var(--muted); margin: 0; }
.scope-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.scope-grid article { padding: 24px; background: var(--surface); border-top: 3px solid var(--action); }
.scope-grid h3 { font-size: 20px; margin-bottom: 16px; }
.scope-grid ul { margin: 0; padding-left: 20px; font-size: 15px; }
.scope-grid li + li { margin-top: 8px; }
.document-note { margin: 24px 0 0; font-size: 14px; color: var(--muted); }
.factory-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.factory-grid figure { min-width: 0; }
.factory-visual { padding: 24px; background: var(--canvas); border: 1px solid var(--line); border-radius: 4px; }
.factory-grid figcaption { padding-top: 24px; }
.factory-grid h3 { margin-top: 12px; margin-bottom: 12px; font-size: 22px; }
.factory-grid p { margin-bottom: 0; color: var(--muted); font-size: 16px; }
.illustration-note { margin-top: 16px; color: var(--muted); font-size: 12px; }
.faq-layout { display: grid; grid-template-columns: 1fr 2fr; gap: 64px; }
.faq-intro p:last-child { color: var(--muted); font-size: 16px; }
.faq-list { min-width: 0; }
.faq-list details { border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary { padding: 20px 8px; cursor: pointer; font-size: 17px; font-weight: 600; }
.faq-list summary::marker { color: var(--action); }
.faq-list details p { padding: 0 8px 8px; font-size: 16px; color: var(--muted); }
/* Product decisions and the shared, local-only RFQ. */
.product-main { padding-top: 24px; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 4px 12px; align-items: center; margin: 0; padding: 0; list-style: none; font-size: 13px; color: var(--muted); }
.breadcrumb li + li::before { content: "/"; margin-right: 12px; color: var(--muted); }
.product-hero { display: grid; grid-template-columns: 7fr 5fr; align-items: center; gap: 48px; margin-top: 32px; }
.product-hero > div { min-width: 0; }
.product-illustration { width: 100%; }
.micro-copy { margin: 20px 0 0; font-size: 12px; color: var(--muted); }
.fit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; background: var(--canvas); padding: 32px; border-block: 1px solid var(--line); }
.fit-grid h2 { font-size: 22px; margin-bottom: 12px; }
.fit-grid p { font-size: 16px; margin-bottom: 0; }
.product-section { padding-top: 48px; margin-top: 48px; border-top: 1px solid var(--line); }
.sample-notice { max-width: none; padding: 16px 20px; background: #fff5df; border-left: 4px solid var(--signal); font-size: 15px; }
.specification-table { width: 100%; min-width: 760px; border-collapse: collapse; text-align: left; font-size: 14px; line-height: 1.5; }
.specification-table caption { padding: 16px; text-align: left; font-size: 13px; color: var(--muted); }
.specification-table th, .specification-table td { padding: 16px; border-top: 1px solid var(--line); vertical-align: top; }
.specification-table thead { background: var(--ink); color: var(--surface); }
.specification-table tbody th { width: 24%; font-weight: 600; }
.specification-table tbody td:nth-child(3), .specification-table tbody td:nth-child(4) { font-family: var(--data-font); font-variant-numeric: tabular-nums; }
.calculated-row { background: #eaf3f8; }
.table-note { margin: 16px 0 0; max-width: 100ch; font-size: 14px; color: var(--muted); }
.project-data-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 40px; margin: 0; }
.project-data-grid > div { border-left: 3px solid var(--action); padding-left: 16px; }
.project-data-grid dt { font-size: 17px; font-weight: 600; }
.project-data-grid dd { margin: 8px 0 0; font-size: 16px; color: var(--muted); }
.product-main .application-table { min-width: 700px; }
.product-main .application-table tbody th { width: 26%; }
.product-main .scope-grid > div { padding-top: 24px; border-top: 3px solid var(--action); }
.product-main .scope-grid p { font-size: 16px; }
.process-illustration { max-width: 760px; }
.process-steps { padding-left: 24px; margin: 24px 0; }
.process-steps li { padding-left: 8px; margin-bottom: 12px; }
.related-links { display: flex; flex-wrap: wrap; gap: 16px 32px; font-size: 16px; }
.related-links a { padding-block: 8px; }
.bottom-rfq { display: flex; justify-content: space-between; gap: 24px; align-items: center; padding: 32px; background: var(--canvas); border-left: 4px solid var(--signal); }
.bottom-rfq h2 { font-size: 26px; margin-bottom: 8px; }
.bottom-rfq p { margin-bottom: 0; font-size: 16px; }
.bottom-rfq .button { flex-shrink: 0; }
.rfq-section { display: grid; grid-template-columns: 5fr 7fr; gap: 40px; padding: 40px; background: var(--canvas); border: 1px solid var(--line); border-left: 4px solid var(--signal); border-radius: 4px; }
.home-section > .rfq-section { margin-top: 0; }
.rfq-intro, .rfq-form { min-width: 0; }
.rfq-intro > p { font-size: 16px; }
.rfq-intro > .eyebrow { font-size: 12px; }
.rfq-intro > .small { font-size: 14px; color: var(--muted); }
.rfq-form { padding: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: 4px; }
.rfq-form fieldset { min-width: 0; padding: 0; margin: 0; border: 0; }
.rfq-form legend { padding: 0; margin-bottom: 8px; font-size: 18px; font-weight: 600; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 16px; margin-bottom: 24px; }
.form-field { min-width: 0; }
.form-field-wide { grid-column: 1 / -1; }
.form-field label { display: block; margin-bottom: 8px; font-size: 14px; font-weight: 600; }
.form-field label span { font-weight: 400; }
.form-field input, .form-field textarea { display: block; width: 100%; min-height: 48px; padding: 12px; border: 1px solid #8193a2; border-radius: 3px; background: var(--surface); color: var(--ink); font: inherit; font-size: 16px; line-height: 1.5; }
.form-field textarea { resize: vertical; }
.form-field [aria-invalid="true"] { border-color: #ab3028; border-width: 2px; }
.form-field .field-help, .form-field .field-error { margin: 8px 0 0; font-size: 12px; line-height: 1.5; }
.field-help { color: var(--muted); }
.field-error { color: #982820; }
.rfq-form button:disabled { opacity: .65; cursor: default; }
.form-status { margin: 20px 0 0; padding: 16px; font-size: 15px; border-left: 3px solid var(--action); background: var(--canvas); }
.form-status:empty { display: none; }
.rfq-form[data-state="complete"] .form-status { border-color: #286546; background: #edf5ef; }
.rfq-form[data-state="invalid"] .form-status, .rfq-form[data-state="error"] .form-status, .rfq-form[data-state="blocked"] .form-status { border-color: #ab3028; background: #fff1ef; }
.form-unavailable { padding: 16px; background: #fff5df; font-size: 15px; }
.form-privacy { margin: 20px 0 0; color: var(--muted); }

/* Content, factory, and utility pages use the same restrained technical system. */
.content-main { padding-top: 24px; }
.page-hero { max-width: 980px; margin-top: 32px; padding-bottom: 48px; }
.page-hero .lead { max-width: 68ch; }
.content-section { padding-top: 48px; margin-top: 48px; border-top: 1px solid var(--line); }
.section-panel { padding: 32px; background: var(--canvas); border: 0; border-left: 4px solid var(--signal); }
.section-panel > :last-child { margin-bottom: 0; }
.selection-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.selection-grid article { padding-top: 24px; border-top: 3px solid var(--action); }
.selection-grid h3 { margin-bottom: 12px; }
.selection-grid p { color: var(--muted); font-size: 16px; }
.selection-grid a { display: inline-flex; min-height: 44px; align-items: center; font-size: 15px; font-weight: 600; }
.decision-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.decision-grid h3 { margin-bottom: 12px; }
.decision-grid p { margin-bottom: 0; color: var(--muted); font-size: 16px; }
.comparison-table { min-width: 880px; }
.comparison-table tbody th { width: 18%; }
.product-entry-section .product-body h3 { min-height: 0; }
.content-main > .bottom-rfq { margin-top: 64px; }
.industry-table { min-width: 1120px; }
.application-guides { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.factory-page-visuals { align-items: stretch; }
.factory-module { min-width: 0; }
.factory-module > .sample-label { margin-bottom: 16px; }
.factory-page-visuals .factory-module { padding: 24px; border: 1px solid var(--line); background: var(--surface); }
.factory-page-visuals .factory-visual { margin-inline: -24px; border-inline: 0; border-radius: 0; }
.factory-page-visuals figcaption { padding-bottom: 0; }
.factory-page-visuals figcaption p { color: var(--muted); font-size: 16px; }
.factory-module-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.factory-module-grid .factory-module { padding: 24px; border: 1px solid var(--line); background: var(--surface); }
.factory-module-grid h3 { margin-bottom: 12px; }
.factory-module-grid p:last-of-type { margin-bottom: 0; color: var(--muted); font-size: 16px; }
.visit-module a { display: inline-flex; min-height: 44px; align-items: center; margin-top: 20px; font-size: 15px; font-weight: 600; }
.contact-checklist { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.content-main > .rfq-section { margin-top: 64px; }
.utility-main { width: min(900px, calc(100% - 48px)); padding-bottom: 96px; }
.utility-main article > .lead { max-width: 64ch; }
.utility-panel { margin-top: 48px; padding: 40px; border: 1px solid var(--line); border-left: 4px solid var(--signal); background: var(--canvas); }
.utility-actions, .recovery-links { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; margin-top: 40px; }
.utility-actions a:not(.button), .recovery-links a:not(.button) { display: inline-flex; min-height: 44px; align-items: center; }

.site-footer { padding-block: 64px 24px; background: var(--ink); color: var(--surface); font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 64px; }
.footer-brand { display: flex; flex-direction: column; font-size: 26px; line-height: 1.4; }
.footer-brand span { margin-top: 4px; font-size: 12px; }
.site-footer h2 { margin-bottom: 16px; font-size: 15px; letter-spacing: 0; }
.site-footer p { margin-bottom: 16px; }
.site-footer a { color: var(--surface); }
.site-footer nav ul { flex-direction: column; gap: 0; }
.site-footer :focus-visible { outline-color: var(--surface); }
.footer-bottom { display: flex; justify-content: space-between; gap: 48px; border-top: 1px solid var(--muted); padding-top: 24px; margin-top: 32px; font-size: 12px; }
.footer-bottom p:first-child { flex-shrink: 0; }
.footer-bottom p:last-child { max-width: 66ch; }
.mobile-cta { display: none; }

@media (max-width: 1199px) {
  .site-header nav ul { gap: 8px 16px; }
  .hero { gap: 32px; }
  .workflow { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
  .footer-grid { gap: 32px; }
}
@media (min-width: 768px) and (max-width: 1023px) {
  .site-header { flex-wrap: wrap; }
  .site-header nav { width: 100%; }
  .site-header nav ul { justify-content: space-between; }
  .nav-cta { margin-left: 0; }
  .hero { grid-template-columns: 1fr; }
  .hero h1 { max-width: 26ch; }
  .engineering-plate { max-width: 560px; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .checklist { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .scope-grid { gap: 16px; }
  .scope-grid article { padding: 20px; }
  .faq-layout { gap: 32px; }
  .product-hero { gap: 32px; }
  .rfq-section { grid-template-columns: 1fr; padding: 32px; gap: 24px; }
  .selection-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .contact-checklist { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 767px) {
  body { font-size: 16px; }
  body.has-mobile-cta { padding-bottom: calc(88px + env(safe-area-inset-bottom, 0px)); }
  .container { width: calc(100% - 32px); }
  .demo-banner { font-size: 12px; }
  .site-header { flex-wrap: wrap; gap: 20px 12px; padding-block: 20px; }
  .brand strong { font-size: 24px; }
  .site-header nav { flex-basis: 100%; }
  .site-header nav ul { flex-direction: column; align-items: stretch; gap: 4px; }
  .site-header nav a { padding-inline: 12px; }
  .site-header nav a:not(.button) { width: 100%; font-size: 16px; }
  .nav-cta { margin: 8px 0 0; }
  h1 { line-height: 1.25; }
  h2 { font-size: 26px; line-height: 1.3; }
  main { padding-block: 40px; }
  .home-section { padding-block: 48px; }
  .hero { grid-template-columns: 1fr; padding-block: 40px 48px; gap: 32px; }
  .hero .lead { font-size: 16px; }
  .hero .actions { flex-direction: column; }
  .hero .button { width: 100%; }
  .hero-note { font-size: 12px; }
  .product-main { padding-top: 16px; }
  .product-hero { grid-template-columns: 1fr; gap: 32px; margin-top: 24px; }
  .product-hero .lead { font-size: 16px; }
  .product-hero .actions { flex-direction: column; }
  .fit-grid, .project-data-grid { grid-template-columns: 1fr; gap: 24px; }
  .fit-grid { padding: 24px 20px; }
  .product-section { padding-top: 32px; margin-top: 32px; }
  .bottom-rfq { flex-direction: column; align-items: stretch; padding: 24px 20px; }
  .rfq-section { grid-template-columns: 1fr; gap: 24px; padding: 24px 16px; }
  .rfq-form { padding: 20px 16px; }
  .form-grid { grid-template-columns: 1fr; }
  .rfq-form .button { width: 100%; }
  .engineering-plate { padding: 16px; }
  .plate-header { font-size: 10px; }
  .hero-legend { gap: 8px; font-size: 11px; }
  .section-heading { flex-direction: column; align-items: flex-start; gap: 16px; margin-bottom: 24px; }
  .checklist, .product-grid, .scope-grid, .factory-grid, .faq-layout, .selection-grid, .decision-grid, .factory-module-grid, .footer-grid { grid-template-columns: 1fr; }
  .checklist { gap: 20px; }
  .product-body h3 { min-height: 0; }
  .workflow { grid-template-columns: 1fr; gap: 0; }
  .workflow li { display: grid; grid-template-columns: 36px 1fr; column-gap: 16px; padding-block: 20px; border-top-width: 1px; }
  .step-number { grid-row: span 2; margin: 0; }
  .workflow h3 { margin-bottom: 8px; }
  .factory-grid { gap: 32px; }
  .factory-visual { padding: 16px; }
  .faq-layout { gap: 24px; }
  .faq-list summary { font-size: 16px; }
  .content-main { padding-top: 16px; }
  .page-hero { margin-top: 24px; padding-bottom: 24px; }
  .content-section { padding-top: 32px; margin-top: 32px; }
  .section-panel { padding: 24px 20px; }
  .factory-page-visuals .factory-module, .factory-module-grid .factory-module { padding: 20px; }
  .factory-page-visuals .factory-visual { margin-inline: -20px; }
  .content-main > .bottom-rfq, .content-main > .rfq-section { margin-top: 48px; }
  .utility-main { width: calc(100% - 32px); }
  .utility-panel { margin-top: 32px; padding: 28px 20px; }
  .utility-actions, .recovery-links { align-items: stretch; flex-direction: column; }
  .utility-actions .button, .recovery-links .button { width: 100%; }
  .site-footer { padding-top: 48px; }
  .footer-grid { gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 0; }
  .mobile-cta {
    position: fixed;
    inset: auto 0 0;
    z-index: 3;
    display: flex;
    justify-content: center;
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom, 0px));
    border-top: 1px solid var(--line);
    background: var(--surface);
  }
  .mobile-cta .button { width: 100%; max-width: 480px; }
  body:has(#rfq:focus-within) .mobile-cta,
  body:not(:has([data-visibility-ready])):has(#rfq:target) .mobile-cta { display: none; }
}