:root {
  --navy-950: #071c33;
  --navy-900: #0d2f4f;
  --navy-800: #153f62;
  --steel-700: #3f5667;
  --steel-600: #526878;
  --steel-400: #8ca0ad;
  --steel-250: #bdcbd2;
  --steel-150: #d9e3e7;
  --steel-100: #edf2f4;
  --cyan-600: #007f98;
  --cyan-500: #00a9c6;
  --teal-700: #08717c;
  --pale-blue: #e9f6f8;
  --pale-cyan: #f3fbfc;
  --white: #ffffff;
  --ink: #14283a;
  --muted: #526878;
  --warning: #8c5100;
  --warning-bg: #fff7e9;
  --success: #166534;
  --success-bg: #edf9f0;
  --error: #a02724;
  --error-bg: #fff1f0;
  --focus: #ffbf47;
  --shadow-sm: 0 10px 28px rgba(7, 28, 51, 0.08);
  --shadow-lg: 0 24px 64px rgba(7, 28, 51, 0.12);
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 18px;
  --site-width: 1200px;
  --reading-width: 790px;
  --section-space: clamp(3.25rem, 7vw, 6.5rem);
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 7rem;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

.nav-is-open body {
  overflow: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
summary,
select {
  cursor: pointer;
}

a {
  color: var(--cyan-600);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--navy-900);
}

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 0.65em;
  color: var(--navy-950);
  font-weight: 750;
  letter-spacing: -0.025em;
  line-height: 1.17;
}

h1 {
  font-size: clamp(2.45rem, 5.3vw, 5.25rem);
  letter-spacing: -0.045em;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 3rem);
}

h3 {
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
}

p,
ul,
ol,
dl,
blockquote {
  margin-top: 0;
}

.site-shell,
.site-container {
  width: min(calc(100% - 2.5rem), var(--site-width));
  margin-inline: auto;
}

.site-main:focus {
  outline: 0;
}

.screen-reader-text {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.screen-reader-text:focus,
.skip-link:focus {
  position: fixed !important;
  z-index: 10000;
  top: 0.75rem;
  left: 0.75rem;
  width: auto;
  height: auto;
  clip: auto;
  padding: 0.75rem 1rem;
  color: var(--navy-950);
  background: var(--focus);
  border-radius: var(--radius-sm);
  font-weight: 750;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.78rem 1.1rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 730;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
}

.button--primary {
  color: var(--white);
  background: var(--cyan-600);
  border-color: var(--cyan-600);
}

.button--primary:hover {
  color: var(--white);
  background: var(--navy-900);
  border-color: var(--navy-900);
}

.button--secondary {
  color: var(--navy-900);
  background: var(--white);
  border-color: var(--steel-250);
}

.button--secondary:hover {
  color: var(--navy-950);
  background: var(--pale-blue);
  border-color: var(--cyan-600);
}

.button--quiet {
  color: var(--steel-700);
  background: transparent;
  border-color: transparent;
}

.button--quiet:hover {
  color: var(--navy-950);
  background: var(--steel-100);
}

.button--light {
  color: var(--navy-950);
  background: var(--white);
  border-color: var(--white);
}

.button--light:hover {
  color: var(--navy-950);
  background: var(--pale-blue);
  border-color: var(--pale-blue);
}

.button-row,
.tool-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--navy-900);
  font-weight: 750;
}

.eyebrow,
.technical-kicker,
.section-index {
  margin: 0 0 0.7rem;
  color: var(--cyan-600);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.4;
  text-transform: uppercase;
}

.section-note,
.form-help,
.field-help,
.form-required-note,
.tool-ready-note {
  color: var(--muted);
  font-size: 0.9rem;
}

/* Header and navigation */
.site-header {
  position: relative;
  z-index: 100;
  color: var(--navy-950);
  background: var(--white);
  border-bottom: 1px solid var(--steel-150);
}

.utility-bar {
  color: var(--white);
  background: var(--navy-950);
  font-size: 0.78rem;
}

.utility-bar__inner {
  display: flex;
  min-height: 35px;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.utility-bar p {
  margin: 0;
}

.utility-bar__promise {
  color: #cdebf0;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.utility-bar__contacts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.utility-bar a {
  color: var(--white);
  text-decoration: none;
}

.utility-bar a:hover {
  color: #8fe4ef;
}

.site-header__main {
  display: grid;
  min-height: 82px;
  align-items: center;
  grid-template-columns: minmax(220px, auto) 1fr auto;
  gap: 1.35rem;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--navy-950);
  text-decoration: none;
}

.site-brand:hover {
  color: var(--navy-950);
}

.site-brand__mark {
  flex: 0 0 auto;
}

.site-brand__text {
  display: grid;
  gap: 0.05rem;
  line-height: 1.25;
}

.site-brand__text strong {
  font-size: 1.05rem;
}

.site-brand__text small {
  max-width: 245px;
  color: var(--steel-600);
  font-size: 0.72rem;
}

.primary-nav {
  justify-self: end;
}

.primary-nav__list,
.primary-nav__submenu,
.footer-nav ul {
  padding: 0;
  margin: 0;
  list-style: none;
}

.primary-nav__list {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}

.primary-nav a,
.primary-nav summary {
  display: flex;
  min-height: 44px;
  align-items: center;
  padding: 0.55rem 0.72rem;
  color: var(--navy-950);
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 690;
  text-decoration: none;
}

.primary-nav summary {
  list-style: none;
}

.primary-nav summary::-webkit-details-marker {
  display: none;
}

.primary-nav summary::after {
  width: 0.42rem;
  height: 0.42rem;
  margin-left: 0.5rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  content: "";
  transform: rotate(45deg) translateY(-2px);
}

.primary-nav a:hover,
.primary-nav summary:hover,
.primary-nav details[open] > summary {
  color: var(--navy-950);
  background: var(--pale-blue);
}

.primary-nav__group {
  position: relative;
}

.primary-nav__submenu {
  position: absolute;
  z-index: 120;
  top: calc(100% + 0.45rem);
  left: 0;
  width: min(300px, 80vw);
  padding: 0.45rem;
  background: var(--white);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.primary-nav__submenu a {
  min-height: 42px;
  line-height: 1.35;
}

.nav-toggle {
  display: none;
  min-width: 48px;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 0.7rem;
  color: var(--navy-950);
  background: var(--white);
  border: 1px solid var(--steel-250);
  border-radius: var(--radius-sm);
  font-weight: 750;
}

.nav-toggle__icon {
  display: grid;
  width: 19px;
  gap: 4px;
}

.nav-toggle__icon span {
  height: 2px;
  background: currentColor;
  border-radius: 2px;
}

.header-cta {
  white-space: nowrap;
}

/* Footer */
.site-footer {
  margin-top: var(--section-space);
  color: #d8e4eb;
  background: var(--navy-950);
}

.footer-grid {
  display: grid;
  padding-block: clamp(3rem, 7vw, 5rem);
  grid-template-columns: minmax(280px, 1.4fr) minmax(180px, 0.7fr) minmax(240px, 0.9fr);
  gap: clamp(2rem, 5vw, 4.5rem);
}

.site-footer h2 {
  color: var(--white);
  font-size: 1rem;
  letter-spacing: 0;
}

.site-footer p,
.site-footer li,
.site-footer a {
  font-size: 0.9rem;
}

.site-footer a {
  color: #aeeaf1;
}

.site-footer a:hover {
  color: var(--white);
}

.footer-nav li + li,
.site-footer__contact li + li {
  margin-top: 0.5rem;
}

.site-footer__contact ul {
  padding: 0;
  list-style: none;
}

.footer-nav--legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
  margin-top: 1.5rem;
}

.footer-meta {
  display: flex;
  padding-block: 1.2rem;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-meta p {
  margin: 0;
  color: #b8c8d2;
  font-size: 0.76rem;
}

.footer-meta p:last-child {
  max-width: 750px;
  text-align: right;
}

/* Page structure */
.content-stack {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--section-space);
  padding-top: clamp(2.5rem, 5vw, 4rem);
}

.content-stack--home {
  padding-top: var(--section-space);
}

.content-section {
  scroll-margin-top: 7rem;
}

.section-heading {
  display: grid;
  margin-bottom: clamp(1.5rem, 3vw, 2.4rem);
  align-items: end;
  grid-template-columns: minmax(0, 1.35fr) minmax(250px, 0.65fr);
  gap: 2rem;
}

.section-heading h2,
.section-heading p:last-child {
  margin-bottom: 0;
}

.section-heading > p,
.section-heading > div > p:last-child {
  color: var(--muted);
}

.section-heading--compact {
  display: block;
  max-width: var(--reading-width);
}

.page-hero {
  position: relative;
  overflow: hidden;
  color: #dcebf2;
  background: var(--navy-950);
}

.page-hero::after {
  position: absolute;
  inset: 0 0 0 auto;
  width: 44%;
  background-image: linear-gradient(rgba(0, 169, 198, 0.11) 1px, transparent 1px), linear-gradient(90deg, rgba(0, 169, 198, 0.11) 1px, transparent 1px);
  background-size: 32px 32px;
  content: "";
  mask-image: linear-gradient(to right, transparent, #000);
  pointer-events: none;
}

.page-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 390px;
  padding-block: clamp(3.2rem, 8vw, 6.5rem);
  align-items: center;
  grid-template-columns: minmax(0, 1.45fr) minmax(250px, 0.55fr);
  gap: clamp(2rem, 6vw, 5rem);
}

.page-hero--standard .page-hero__inner {
  min-height: 310px;
  grid-template-columns: minmax(0, 900px);
}

.page-hero h1 {
  max-width: 980px;
  color: var(--white);
  font-size: clamp(2.4rem, 5vw, 4.6rem);
}

.page-hero__lead {
  max-width: 800px;
  color: #d2e0e8;
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
}

.page-hero__aside {
  padding: 1.4rem;
  color: #d9edf0;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
}

.page-hero__aside p:last-child {
  margin-bottom: 0;
}

.page-hero .button--secondary {
  color: var(--white);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.45);
}

.page-hero .button--secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
}

.breadcrumbs {
  margin-bottom: 1.6rem;
  font-size: 0.78rem;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.breadcrumbs li + li::before {
  margin-right: 0.5rem;
  color: var(--steel-400);
  content: "/";
}

.breadcrumbs a {
  color: #aeeaf1;
}

.breadcrumbs li[aria-current="page"] {
  color: #d7e4eb;
}

.page-metadata {
  padding: 1.1rem 1.2rem;
  background: var(--steel-100);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius);
}

.page-metadata dl {
  display: grid;
  margin: 0;
  grid-template-columns: auto auto 1fr;
  gap: 1.25rem 2rem;
}

.page-metadata dl > div {
  min-width: 120px;
}

.page-metadata dt {
  color: var(--steel-600);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-metadata dd {
  margin: 0.25rem 0 0;
  color: var(--navy-950);
  font-size: 0.87rem;
}

.page-metadata__responsibility {
  padding-left: 2rem;
  border-left: 1px solid var(--steel-250);
}

.evidence-label {
  display: inline-flex;
  max-width: 100%;
  align-items: center;
  gap: 0.45rem;
  padding: 0.32rem 0.55rem;
  color: var(--navy-900);
  background: var(--pale-blue);
  border: 1px solid #b6dfe5;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 760;
  letter-spacing: 0.025em;
  line-height: 1.3;
}

.evidence-label__detail {
  color: var(--steel-600);
  font-weight: 560;
}

.evidence-label--project-confirmation-required {
  color: #744200;
  background: var(--warning-bg);
  border-color: #e8c88f;
}

.evidence-label--project-input {
  color: #115e59;
  background: #eefbf8;
  border-color: #acdcd4;
}

.evidence-label--catalog-reference {
  color: #364154;
  background: #f5f7fa;
  border-color: #cdd5df;
}

/* Homepage */
.home-hero {
  position: relative;
  overflow: hidden;
  background: var(--pale-cyan);
  border-bottom: 1px solid var(--steel-150);
}

.home-hero::before {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(13, 47, 79, 0.045) 1px, transparent 1px), linear-gradient(90deg, rgba(13, 47, 79, 0.045) 1px, transparent 1px);
  background-size: 36px 36px;
  content: "";
  pointer-events: none;
}

.home-hero__grid {
  position: relative;
  display: grid;
  min-height: 720px;
  padding-block: clamp(4rem, 9vw, 7.5rem);
  align-items: center;
  grid-template-columns: minmax(0, 1.05fr) minmax(430px, 0.95fr);
  gap: clamp(2.5rem, 6vw, 6rem);
}

.home-hero h1 {
  max-width: 760px;
}

.home-hero__lead {
  max-width: 720px;
  color: var(--steel-700);
  font-size: clamp(1.08rem, 2vw, 1.4rem);
}

.home-hero__copy .button-row {
  margin: 2rem 0 1rem;
}

.hero-interface-visual {
  padding: 1.1rem;
  background: var(--white);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.hero-interface-visual svg {
  width: 100%;
}

.hero-interface-visual__loop,
.hero-interface-visual__core-line {
  fill: none;
  stroke: var(--cyan-500);
  stroke-width: 2.5;
  stroke-dasharray: 7 7;
}

.hero-interface-visual__node rect {
  fill: var(--white);
  stroke: var(--steel-250);
  stroke-width: 2;
}

.hero-interface-visual__node--core rect,
.hero-interface-visual__core circle {
  fill: var(--navy-950);
  stroke: var(--cyan-500);
  stroke-width: 2;
}

.hero-interface-visual__node text {
  fill: var(--navy-950);
  font-size: 13px;
  font-weight: 720;
}

.hero-interface-visual__node--core text,
.hero-interface-visual__core text {
  fill: var(--white);
}

.hero-interface-visual__core text {
  font-size: 13px;
  font-weight: 780;
}

.hero-interface-visual__status {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem 1.4rem;
  color: var(--steel-600);
  font-size: 0.75rem;
}

.hero-interface-visual__status span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.hero-interface-visual__status i {
  width: 0.55rem;
  height: 0.55rem;
  background: var(--cyan-500);
  border-radius: 50%;
}

.starting-grid,
.dimension-grid,
.module-grid,
.evidence-grid,
.role-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.starting-card,
.module-grid > a {
  position: relative;
  display: flex;
  min-height: 255px;
  flex-direction: column;
  padding: 1.35rem;
  color: var(--navy-950);
  background: var(--white);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
}

.starting-card:hover,
.module-grid > a:hover {
  color: var(--navy-950);
  background: var(--pale-cyan);
  border-color: var(--cyan-500);
  transform: translateY(-2px);
}

.starting-card__id {
  display: grid;
  width: 2.2rem;
  height: 2.2rem;
  margin-bottom: 2rem;
  place-items: center;
  color: var(--white);
  background: var(--navy-900);
  border-radius: 50%;
  font-size: 0.78rem;
  font-weight: 800;
}

.starting-card p,
.module-grid p {
  color: var(--muted);
  font-size: 0.91rem;
}

.starting-card strong {
  margin-top: auto;
  color: var(--cyan-600);
  font-size: 0.85rem;
}

.dimension-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.dimension-grid article,
.evidence-grid article,
.role-grid article,
.decision-card {
  padding: 1.35rem;
  background: var(--white);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius);
}

.dimension-grid article > span,
.risk-grid article > span,
.module-grid > a > span {
  display: block;
  margin-bottom: 1.6rem;
  color: var(--cyan-600);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.dimension-grid p,
.evidence-grid p,
.role-grid p,
.decision-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.design-basis-panel {
  padding: clamp(1.6rem, 4vw, 3rem);
  background: var(--navy-950);
  border-radius: var(--radius-lg);
}

.design-basis-panel h2,
.design-basis-panel .section-heading > p {
  color: var(--white);
}

.basis-grid {
  display: grid;
  margin-bottom: 1.5rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.basis-grid span,
.review-output-list span {
  position: relative;
  padding: 0.8rem 0.8rem 0.8rem 2.25rem;
  color: #d9e8ef;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius-sm);
}

.basis-grid span::before,
.review-output-list span::before {
  position: absolute;
  top: 1.05rem;
  left: 0.85rem;
  width: 0.55rem;
  height: 0.55rem;
  background: var(--cyan-500);
  border-radius: 2px;
  content: "";
}

.risk-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.85rem;
}

.risk-grid article {
  padding: 1.2rem;
  background: var(--warning-bg);
  border-top: 3px solid #d78b21;
  border-radius: 0 0 var(--radius) var(--radius);
}

.risk-grid h3 {
  font-size: 1.05rem;
}

.risk-grid p {
  margin: 0;
  color: #5f4a2f;
  font-size: 0.86rem;
}

.risk-grid + .button-row {
  margin-top: 1.5rem;
}

.module-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.module-grid > a {
  min-height: 230px;
  box-shadow: none;
}

.module-grid > a > span {
  margin-bottom: 2rem;
}

.comparison-grid,
.split-panel,
.card-grid--two,
.review-scope,
.about-purpose,
.contact-prep,
.tool-intro,
.coordination-panel,
.configurator-preview {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.5rem, 4vw, 4rem);
}

.comparison-grid article {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius-lg);
}

.comparison-grid article:first-child {
  background: var(--pale-cyan);
}

.comparison-grid ul {
  padding-left: 1.25rem;
  color: var(--steel-700);
}

.capacity-principle {
  display: grid;
  padding: clamp(1.6rem, 4vw, 3rem);
  align-items: center;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 5vw, 5rem);
  background: var(--steel-100);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius-lg);
}

.capacity-principle p:last-child {
  margin-bottom: 0;
  color: var(--steel-700);
}

.capacity-chain {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.4rem;
}

.capacity-chain span {
  display: grid;
  min-height: 76px;
  flex: 1 1 0;
  padding: 0.6rem;
  place-items: center;
  color: var(--navy-950);
  background: var(--white);
  border: 1px solid var(--steel-250);
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 750;
  text-align: center;
}

.capacity-chain i {
  color: var(--cyan-600);
  font-style: normal;
  font-weight: 800;
}

.evidence-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.coordination-panel {
  padding: clamp(1.6rem, 4vw, 3rem);
  color: #dbe8ee;
  background: var(--navy-950);
  border-radius: var(--radius-lg);
}

.coordination-panel h2 {
  margin-top: 1.1rem;
  color: var(--white);
}

.coordination-steps {
  display: grid;
  padding: 0;
  margin: 0;
  counter-reset: steps;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
  list-style: none;
}

.coordination-steps li {
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius-sm);
  font-size: 0.83rem;
  counter-increment: steps;
}

.coordination-steps li::before {
  margin-right: 0.5rem;
  color: #8fe4ef;
  content: counter(steps, decimal-leading-zero);
  font-weight: 800;
}

.configurator-preview {
  padding: clamp(1.6rem, 4vw, 3rem);
  background: var(--pale-blue);
  border: 1px solid #c9e8ed;
  border-radius: var(--radius-lg);
}

.output-preview {
  display: grid;
  padding: 0;
  margin: 0;
  gap: 0.55rem;
  list-style: none;
}

.output-preview li {
  padding: 0.75rem 1rem;
  background: var(--white);
  border-left: 3px solid var(--cyan-500);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-weight: 650;
}

.faq-list {
  max-width: 900px;
  border-top: 1px solid var(--steel-250);
}

.faq-list details {
  padding: 0;
  border-bottom: 1px solid var(--steel-250);
}

.faq-list summary {
  position: relative;
  padding: 1.25rem 3rem 1.25rem 0;
  color: var(--navy-950);
  font-size: 1.06rem;
  font-weight: 740;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  position: absolute;
  top: 1.1rem;
  right: 0;
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  color: var(--cyan-600);
  background: var(--pale-blue);
  border-radius: 50%;
  content: "+";
}

.faq-list details[open] summary::after {
  content: "–";
}

.faq-list details p {
  max-width: var(--reading-width);
  padding-right: 2.5rem;
  color: var(--steel-700);
}

/* Architecture map */
.system-map-shell {
  overflow-x: auto;
  padding: 0.75rem;
  background: var(--navy-950);
  border: 1px solid var(--navy-800);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  scrollbar-color: var(--cyan-500) var(--navy-900);
}

.system-map-shell__hint {
  position: sticky;
  left: 0;
  width: fit-content;
  margin: 0 0 0.7rem;
  color: #c7dbe4;
  font-size: 0.75rem;
}

.system-map {
  min-width: 1120px;
}

.system-map__background {
  fill: var(--navy-950);
}

.system-map__grid-line {
  fill: none;
  stroke: rgba(255, 255, 255, 0.045);
  stroke-width: 1;
}

.system-map__lane-label {
  fill: #9bb2c0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1.5px;
}

.system-map__connector {
  fill: none;
  stroke-width: 3;
}

.system-map__connector--product {
  stroke: #38c7db;
}

.system-map__connector--container {
  stroke: #64a7db;
}

.system-map__connector--main {
  stroke: #d8e5eb;
}

.system-map__connector--support {
  stroke: #88c2a7;
}

.system-map__arrowhead {
  fill: #d8e5eb;
}

.system-map__node rect {
  fill: #123a5c;
  stroke: #58778d;
  stroke-width: 1.5;
}

.system-map__node circle {
  fill: var(--cyan-500);
}

.system-map__node text {
  fill: var(--white);
  font-size: 12px;
  font-weight: 670;
}

.system-map__node--product rect {
  fill: #0e4a62;
  stroke: #38c7db;
}

.system-map__node--container rect {
  fill: #163f68;
  stroke: #64a7db;
}

.system-map__node--core rect {
  fill: #006f84;
  stroke: #76e3ee;
  stroke-width: 2;
}

.system-map__node--packaging rect {
  fill: #28475c;
  stroke: #91a8b7;
}

.system-map__node--support rect {
  fill: #174f4b;
  stroke: #88c2a7;
}

.system-map a:hover .system-map__node rect,
.system-map a:focus .system-map__node rect,
.system-map__node:focus rect {
  stroke: var(--focus);
  stroke-width: 3;
}

.system-map a:focus {
  outline: none;
}

.system-map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1.4rem;
  padding: 0.9rem 0.2rem 0;
  color: var(--steel-600);
  font-size: 0.75rem;
}

.system-map-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.legend-key {
  width: 0.75rem;
  height: 0.75rem;
  background: var(--steel-600);
  border-radius: 3px;
}

.legend-key--product { background: #0e7896; }
.legend-key--container { background: #3f7eb1; }
.legend-key--packaging { background: #526878; }
.legend-key--support { background: #297a70; }

.inline-notice {
  display: flex;
  padding: 1rem 1.15rem;
  align-items: center;
  gap: 1rem;
  background: var(--warning-bg);
  border: 1px solid #ebd0a0;
  border-radius: var(--radius);
}

.inline-notice p {
  margin: 0;
}

.system-map-section .inline-notice {
  margin-top: 1rem;
}

/* Technical pages */
.direct-answer {
  max-width: 1000px;
  padding: clamp(1.4rem, 3vw, 2.2rem);
  background: var(--pale-blue);
  border-left: 5px solid var(--cyan-600);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.direct-answer p {
  margin: 0;
  color: var(--navy-950);
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  font-weight: 620;
  line-height: 1.55;
}

.split-panel {
  padding: clamp(1.5rem, 4vw, 3rem);
  background: var(--steel-100);
  border-radius: var(--radius-lg);
}

.split-panel--top {
  align-items: start;
}

.check-list,
.risk-list,
.document-list,
.question-list {
  padding: 0;
  margin-bottom: 0;
  list-style: none;
}

.check-list li,
.document-list li {
  position: relative;
  padding: 0.5rem 0 0.5rem 1.7rem;
}

.check-list li::before,
.document-list li::before {
  position: absolute;
  top: 0.93rem;
  left: 0.1rem;
  width: 0.62rem;
  height: 0.35rem;
  border-bottom: 2px solid var(--cyan-600);
  border-left: 2px solid var(--cyan-600);
  content: "";
  transform: rotate(-45deg);
}

.risk-list li {
  position: relative;
  padding: 0.8rem 0 0.8rem 1.5rem;
  border-bottom: 1px solid var(--steel-250);
}

.risk-list li::before {
  position: absolute;
  top: 1.45rem;
  left: 0.1rem;
  width: 0.55rem;
  height: 0.55rem;
  background: #d78b21;
  border-radius: 50%;
  content: "";
}

.interface-card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--steel-250);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.interface-card__header {
  display: flex;
  padding: 1.4rem;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  background: var(--navy-950);
}

.interface-card__header h3 {
  margin: 0;
  color: var(--white);
}

.interface-card__header .technical-kicker {
  color: #8fe4ef;
}

.status-pill {
  flex: 0 0 auto;
  max-width: 260px;
  padding: 0.4rem 0.62rem;
  color: var(--navy-950);
  background: var(--warning-bg);
  border: 1px solid #e8c88f;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 800;
  line-height: 1.25;
  text-align: center;
}

.status-pill--confirmed {
  color: var(--success);
  background: var(--success-bg);
  border-color: #9ed2ab;
}

.interface-card__fields {
  display: grid;
  margin: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.interface-card__fields > div {
  min-width: 0;
  padding: 1.05rem 1.2rem;
  border-right: 1px solid var(--steel-150);
  border-bottom: 1px solid var(--steel-150);
}

.interface-card__fields > div:nth-child(2n) {
  border-right: 0;
}

.interface-card__fields dt {
  margin-bottom: 0.3rem;
  color: var(--cyan-600);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.interface-card__fields dd {
  margin: 0;
  overflow-wrap: anywhere;
  color: var(--ink);
  font-size: 0.9rem;
}

.catalog-reference-section {
  padding: clamp(1.4rem, 3vw, 2rem);
  background: var(--steel-100);
  border-radius: var(--radius-lg);
}

.catalog-reference-section h2 {
  margin-top: 0.9rem;
}

.catalog-figure {
  margin: 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius);
}

.catalog-figure img {
  width: 100%;
  max-height: 540px;
  object-fit: contain;
  background: var(--white);
}

.catalog-figure figcaption {
  display: grid;
  padding: 1rem 1.1rem;
  gap: 0.35rem;
  color: var(--steel-600);
  background: #f7fafb;
  border-top: 1px solid var(--steel-150);
  font-size: 0.76rem;
}

.catalog-figure figcaption strong {
  color: var(--navy-950);
}

.card-grid {
  display: grid;
  gap: 1rem;
}

.decision-card {
  border-top: 3px solid var(--cyan-500);
}

.rfq-panel {
  padding: clamp(1.5rem, 4vw, 3rem);
  background: var(--pale-cyan);
  border: 1px solid #c8e7eb;
  border-radius: var(--radius-lg);
}

.question-list {
  display: grid;
  counter-reset: questions;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.question-list li {
  position: relative;
  padding: 1.1rem 1.1rem 1.1rem 3.4rem;
  background: var(--white);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius-sm);
  counter-increment: questions;
}

.question-list li::before {
  position: absolute;
  top: 1.05rem;
  left: 1rem;
  display: grid;
  width: 1.7rem;
  height: 1.7rem;
  place-items: center;
  color: var(--white);
  background: var(--navy-900);
  border-radius: 50%;
  content: counter(questions);
  font-size: 0.7rem;
  font-weight: 800;
}

.confirmation-panel {
  display: grid;
  padding: clamp(1.4rem, 3vw, 2.3rem);
  align-items: center;
  grid-template-columns: minmax(230px, 0.6fr) minmax(0, 1.4fr);
  gap: 2rem;
  background: var(--warning-bg);
  border: 1px solid #e8c88f;
  border-radius: var(--radius-lg);
}

.confirmation-panel h2 {
  margin: 0.7rem 0 0;
  font-size: clamp(1.35rem, 2.4vw, 2rem);
}

.confirmation-panel > p {
  margin: 0;
  color: #5f4a2f;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.related-card {
  display: grid;
  padding: 1.2rem;
  gap: 0.35rem;
  color: var(--navy-950);
  background: var(--white);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius);
  text-decoration: none;
}

.related-card:hover {
  color: var(--navy-950);
  background: var(--pale-blue);
  border-color: var(--cyan-500);
}

.related-card span {
  color: var(--steel-600);
  font-size: 0.9rem;
}

.cta-panel {
  display: flex;
  padding: clamp(1.6rem, 4vw, 3rem);
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  color: #dbe9ef;
  background: var(--navy-900);
  border-radius: var(--radius-lg);
}

.cta-panel h2 {
  color: var(--white);
}

.cta-panel p:last-child {
  max-width: 760px;
  margin-bottom: 0;
}

.cta-panel .button {
  flex: 0 0 auto;
}

/* Knowledge center and cluster hubs */
.page-hero--hub .page-hero__aside {
  border-color: rgb(255 255 255 / 22%);
  background: rgb(255 255 255 / 7%);
}

.knowledge-topic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.knowledge-topic-card {
  display: flex;
  min-width: 0;
  min-height: 230px;
  padding: 1.35rem;
  flex-direction: column;
  gap: 0.7rem;
  color: var(--navy-950);
  background: linear-gradient(145deg, var(--white), var(--steel-100));
  border: 1px solid var(--steel-150);
  border-radius: var(--radius);
  text-decoration: none;
  box-shadow: 0 10px 28px rgb(7 28 51 / 7%);
}

.knowledge-topic-card:hover {
  color: var(--navy-950);
  border-color: var(--cyan-500);
  box-shadow: 0 16px 36px rgb(7 28 51 / 12%);
  transform: translateY(-2px);
}

.knowledge-topic-card__type {
  color: var(--cyan-700);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.knowledge-topic-card strong {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  line-height: 1.3;
}

.knowledge-topic-card > span:not(.knowledge-topic-card__type) {
  color: var(--steel-700);
  font-size: 0.92rem;
}

.knowledge-topic-card em {
  margin-top: auto;
  color: var(--navy-800);
  font-size: 0.86rem;
  font-style: normal;
  font-weight: 800;
}

/* Forms and tools */
.inquiry-section {
  padding: clamp(1.4rem, 4vw, 2.7rem);
  background: var(--steel-100);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius-lg);
}

.inquiry-form,
.tool-form,
.interface-checklist {
  display: grid;
  gap: 1.2rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.form-grid--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-field,
.tool-form > label,
.checklist-item__fields label {
  display: grid;
  align-content: start;
  gap: 0.38rem;
  color: var(--navy-950);
  font-size: 0.84rem;
  font-weight: 720;
}

.form-field--wide,
.form-field--consent,
.form-field--file {
  grid-column: 1 / -1;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="url"],
input[type="file"],
select,
textarea {
  width: 100%;
  min-height: 48px;
  padding: 0.72rem 0.8rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--steel-400);
  border-radius: var(--radius-sm);
  font-weight: 500;
  line-height: 1.4;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: #718493;
  opacity: 1;
}

input:hover,
select:hover,
textarea:hover {
  border-color: var(--steel-600);
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--cyan-600);
  box-shadow: 0 0 0 3px rgba(0, 127, 152, 0.14);
}

input[type="checkbox"],
input[type="radio"] {
  width: 1.15rem;
  height: 1.15rem;
  margin: 0;
  accent-color: var(--cyan-600);
}

.form-field--consent label,
.checkbox-grid label {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
}

.required-marker {
  color: var(--error);
}

.field-optional {
  color: var(--steel-600);
  font-weight: 500;
}

.form-trap {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

.form-status:empty,
.form-handoff[hidden] {
  display: none;
}

.form-notice,
.form-status:not(:empty),
.tool-action-status:not(:empty) {
  padding: 0.9rem 1rem;
  border-radius: var(--radius-sm);
}

.form-notice--success {
  color: var(--success);
  background: var(--success-bg);
  border: 1px solid #9ed2ab;
}

.form-notice--error,
.form-status.is-error,
.tool-error {
  color: var(--error);
  background: var(--error-bg);
  border: 1px solid #e4aaa6;
}

.checkbox-fieldset,
.checklist-item {
  min-width: 0;
  padding: 1rem;
  margin: 0;
  background: var(--white);
  border: 1px solid var(--steel-250);
  border-radius: var(--radius);
}

.checkbox-fieldset legend,
.checklist-item legend {
  padding: 0 0.4rem;
  color: var(--navy-950);
  font-weight: 750;
}

.checkbox-fieldset legend span {
  color: var(--steel-600);
  font-size: 0.8rem;
  font-weight: 500;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.checkbox-grid label {
  font-size: 0.84rem;
  font-weight: 560;
}

.tool-intro {
  padding: clamp(1.4rem, 3vw, 2.4rem);
  background: var(--pale-blue);
  border: 1px solid #c6e5e9;
  border-radius: var(--radius-lg);
}

.tool-intro h2 {
  margin-top: 0.8rem;
}

.tool-process {
  display: grid;
  padding: 0;
  margin: 0;
  gap: 0.7rem;
  list-style: none;
}

.tool-process li {
  padding: 0.8rem;
  background: var(--white);
  border: 1px solid #c6e5e9;
  border-radius: var(--radius-sm);
}

.tool-process span {
  display: block;
  color: var(--cyan-600);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tool-workspace {
  display: grid;
  align-items: start;
  grid-template-columns: minmax(0, 1.05fr) minmax(380px, 0.95fr);
  gap: 1rem;
}

.tool-workspace__form,
.tool-results,
.tool-output {
  min-width: 0;
  padding: clamp(1.2rem, 3vw, 2rem);
  background: var(--steel-100);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius-lg);
}

.tool-results,
.tool-output {
  background: var(--navy-950);
  color: #d9e7ed;
}

.tool-results h2,
.tool-results h3,
.tool-output h2,
.tool-output h3 {
  color: var(--white);
}

.tool-results .section-index {
  color: #8fe4ef;
}

.result-id,
.tool-result-id {
  width: fit-content;
  padding: 0.35rem 0.55rem;
  color: #bcebf0;
  background: rgba(0, 169, 198, 0.13);
  border: 1px solid rgba(143, 228, 239, 0.3);
  border-radius: 999px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.72rem;
}

.result-groups {
  display: grid;
  gap: 0.7rem;
}

.result-groups article {
  padding: 0.8rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
}

.result-groups h3 {
  margin-bottom: 0.3rem;
  font-size: 0.95rem;
}

.result-groups p {
  margin: 0;
  color: #bdd0d9;
  font-size: 0.78rem;
}

.tool-results .button--secondary,
.tool-output .button--secondary {
  color: var(--white);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.4);
}

.tool-result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.3rem;
}

.tool-disclaimer {
  padding: 0.8rem;
  margin: 1.2rem 0 0;
  color: #5f4a2f;
  background: var(--warning-bg);
  border: 1px solid #e8c88f;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 650;
}

.tool-results .tool-disclaimer,
.tool-output .tool-disclaimer {
  color: #f5deb6;
  background: rgba(140, 81, 0, 0.22);
  border-color: rgba(232, 200, 143, 0.4);
}

.checklist-list {
  display: grid;
  gap: 1rem;
}

.checklist-item {
  padding: 1.1rem;
}

.checklist-item legend {
  display: grid;
  max-width: calc(100% - 1rem);
}

.checklist-item legend small {
  color: var(--steel-600);
  font-size: 0.76rem;
  font-weight: 500;
}

.checklist-item__fields {
  display: grid;
  margin-top: 0.8rem;
  grid-template-columns: minmax(180px, 0.7fr) repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
}

.tool-actions--sticky {
  padding: 1rem;
  background: var(--steel-100);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius);
}

.checklist-output {
  margin-top: 0.5rem;
}

.checklist-result-list {
  display: grid;
  grid-template-columns: minmax(170px, 0.4fr) minmax(0, 1fr);
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.checklist-result-list dt,
.checklist-result-list dd {
  padding: 0.7rem;
  margin: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.checklist-result-list dt {
  font-weight: 750;
}

.checklist-result-list dd {
  color: #c4d6de;
}

/* Foundation, contact, legal */
.review-scope {
  padding: clamp(1.4rem, 3vw, 2.5rem);
  background: var(--pale-blue);
  border-radius: var(--radius-lg);
}

.review-scope h2,
.about-purpose h2 {
  margin-top: 0.8rem;
}

.review-output-list {
  display: grid;
  gap: 0.55rem;
}

.review-output-list span {
  color: var(--navy-950);
  background: var(--white);
  border-color: var(--steel-150);
}

.about-purpose {
  align-items: center;
}

.about-purpose blockquote {
  padding: 2rem;
  margin: 0;
  color: var(--white);
  background: var(--navy-950);
  border-radius: var(--radius-lg);
  font-size: clamp(1.4rem, 3vw, 2.4rem);
  font-weight: 760;
  line-height: 1.3;
}

.role-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.boundary-panel {
  display: grid;
  padding: clamp(1.4rem, 3vw, 2.5rem);
  grid-template-columns: minmax(220px, 0.6fr) minmax(0, 1.4fr);
  gap: 2rem;
  background: var(--warning-bg);
  border: 1px solid #e8c88f;
  border-radius: var(--radius-lg);
}

.evidence-policy__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.evidence-policy__grid > div {
  padding: 1.2rem;
  background: var(--steel-100);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius);
}

.evidence-policy__grid p {
  margin: 0.8rem 0 0;
  color: var(--steel-700);
  font-size: 0.9rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.contact-card {
  display: flex;
  min-height: 210px;
  flex-direction: column;
  padding: 1.3rem;
  color: var(--navy-950);
  background: var(--white);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius);
  text-decoration: none;
}

.contact-card:hover {
  color: var(--navy-950);
  background: var(--pale-cyan);
  border-color: var(--cyan-500);
}

.contact-card > span {
  margin-bottom: 2.5rem;
  color: var(--cyan-600);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-card strong {
  overflow-wrap: anywhere;
}

.contact-card small {
  margin-top: auto;
  color: var(--steel-600);
}

.contact-card--accent {
  color: var(--white);
  background: var(--navy-900);
  border-color: var(--navy-900);
}

.contact-card--accent:hover {
  color: var(--white);
  background: var(--navy-950);
  border-color: var(--cyan-500);
}

.contact-card--accent > span,
.contact-card--accent small {
  color: #bceaf0;
}

.contact-prep {
  align-items: center;
}

.legal-layout {
  display: grid;
  padding-top: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
  grid-template-columns: minmax(230px, 0.32fr) minmax(0, 0.68fr);
  gap: clamp(2rem, 6vw, 5rem);
}

.legal-status {
  position: sticky;
  top: 2rem;
  padding: 1.2rem;
  background: var(--warning-bg);
  border: 1px solid #e8c88f;
  border-radius: var(--radius);
}

.legal-status p,
.legal-status a {
  font-size: 0.84rem;
}

.legal-content {
  max-width: var(--reading-width);
}

.legal-content .page-metadata {
  margin-bottom: 3rem;
}

.legal-content .page-metadata dl {
  grid-template-columns: repeat(2, minmax(0, auto));
}

.legal-content .page-metadata__responsibility {
  grid-column: 1 / -1;
  padding: 1rem 0 0;
  border-top: 1px solid var(--steel-250);
  border-left: 0;
}

.legal-content section {
  padding-block: 0.5rem 2rem;
  border-bottom: 1px solid var(--steel-150);
}

.legal-content section + section {
  padding-top: 2rem;
}

.legal-content h2 {
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
}

.legal-content p {
  color: var(--steel-700);
}

.prose-content {
  max-width: var(--reading-width);
  margin-inline: auto;
}

/* Index and 404 */
.post-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.post-card,
.empty-state {
  padding: 1.4rem;
  background: var(--white);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius);
}

.post-card h2 {
  font-size: 1.35rem;
}

.post-card h2 a {
  color: var(--navy-950);
}

.post-card__excerpt {
  color: var(--steel-700);
}

.pagination {
  display: flex;
  justify-content: center;
}

.not-found {
  display: grid;
  min-height: 70vh;
  align-items: center;
  background: var(--pale-cyan);
}

.not-found__inner {
  display: grid;
  padding-block: clamp(4rem, 10vw, 8rem);
  align-items: center;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
  gap: clamp(2rem, 7vw, 7rem);
}

.not-found__routes {
  padding: 1.5rem;
  background: var(--white);
  border: 1px solid var(--steel-150);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.not-found__routes h2 {
  font-size: 1.25rem;
}

.not-found__routes ul {
  padding-left: 1.2rem;
  margin-bottom: 0;
}

/* Responsive */
@media (max-width: 1120px) {
  .site-header__main {
    grid-template-columns: 1fr auto auto;
  }

  .nav-toggle {
    display: inline-flex;
    grid-column: 2;
  }

  .header-cta {
    grid-column: 3;
  }

  .primary-nav {
    grid-column: 1 / -1;
    justify-self: stretch;
  }

  .js .primary-nav {
    display: none;
  }

  .js .primary-nav.is-open {
    display: block;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    padding-bottom: 1rem;
  }

  .primary-nav__list {
    display: grid;
    align-items: stretch;
    gap: 0.25rem;
  }

  .primary-nav a,
  .primary-nav summary {
    justify-content: space-between;
    padding-inline: 0.85rem;
    border: 1px solid var(--steel-150);
  }

  .primary-nav__submenu {
    position: static;
    width: 100%;
    padding: 0.35rem 0 0.35rem 1rem;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .home-hero__grid {
    min-height: auto;
    grid-template-columns: minmax(0, 1fr) minmax(380px, 0.8fr);
  }

  .starting-grid,
  .role-grid,
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .module-grid,
  .risk-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .knowledge-topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tool-workspace {
    grid-template-columns: minmax(0, 1fr);
  }

  .checklist-item__fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .utility-bar__inner,
  .footer-meta {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 0.55rem;
    gap: 0.4rem;
  }

  .utility-bar__contacts {
    gap: 0.3rem 0.8rem;
  }

  .footer-meta p:last-child {
    text-align: left;
  }

  .page-hero__inner,
  .home-hero__grid,
  .section-heading,
  .capacity-principle,
  .confirmation-panel,
  .legal-layout,
  .not-found__inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-hero__inner {
    min-height: auto;
  }

  .home-hero__grid {
    padding-block: 4rem;
  }

  .hero-interface-visual {
    max-width: 620px;
  }

  .dimension-grid,
  .evidence-grid,
  .post-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .module-grid,
  .risk-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-footer__identity {
    grid-column: 1 / -1;
  }

  .legal-status {
    position: static;
  }
}

@media (max-width: 680px) {
  .site-shell,
  .site-container {
    width: min(calc(100% - 1.25rem), var(--site-width));
  }

  html {
    scroll-padding-top: 4rem;
  }

  h1 {
    font-size: clamp(2.2rem, 12vw, 3.3rem);
  }

  h2 {
    font-size: clamp(1.65rem, 8vw, 2.2rem);
  }

  .utility-bar__contacts a:nth-child(n + 2) {
    display: none;
  }

  .site-header__main {
    min-height: 72px;
    grid-template-columns: 1fr auto;
    gap: 0.7rem;
  }

  .site-brand__mark {
    width: 40px;
    height: 40px;
  }

  .site-brand__text small,
  .nav-toggle__label,
  .header-cta {
    display: none;
  }

  .nav-toggle {
    grid-column: 2;
  }

  .primary-nav {
    grid-column: 1 / -1;
  }

  .button-row,
  .tool-actions,
  .cta-panel {
    align-items: stretch;
    flex-direction: column;
  }

  .button-row .button,
  .tool-actions .button,
  .cta-panel .button {
    width: 100%;
  }

  .section-heading {
    gap: 0.8rem;
  }

  .page-hero__aside {
    display: none;
  }

  .page-metadata dl,
  .interface-card__fields,
  .starting-grid,
  .dimension-grid,
  .module-grid,
  .risk-grid,
  .evidence-grid,
  .role-grid,
  .contact-grid,
  .comparison-grid,
  .split-panel,
  .card-grid--two,
  .review-scope,
  .about-purpose,
  .contact-prep,
  .tool-intro,
  .coordination-panel,
  .configurator-preview,
  .question-list,
  .related-grid,
  .basis-grid,
  .form-grid,
  .form-grid--two,
  .checkbox-grid,
  .checklist-item__fields,
  .evidence-policy__grid,
  .boundary-panel,
  .footer-grid,
  .post-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .knowledge-topic-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .knowledge-topic-card {
    min-height: auto;
  }

  .page-metadata__responsibility {
    padding: 1rem 0 0;
    border-top: 1px solid var(--steel-250);
    border-left: 0;
  }

  .starting-card,
  .module-grid > a,
  .contact-card {
    min-height: auto;
  }

  .starting-card__id,
  .module-grid > a > span,
  .contact-card > span {
    margin-bottom: 1rem;
  }

  .system-map {
    min-width: 1180px;
  }

  .inline-notice {
    align-items: flex-start;
    flex-direction: column;
  }

  .capacity-chain {
    align-items: stretch;
    flex-direction: column;
  }

  .capacity-chain span {
    min-height: 55px;
  }

  .capacity-chain i {
    align-self: center;
    transform: rotate(90deg);
  }

  .interface-card__fields > div,
  .interface-card__fields > div:nth-child(2n) {
    border-right: 0;
  }

  .interface-card__header {
    align-items: stretch;
    flex-direction: column;
  }

  .status-pill {
    max-width: none;
    align-self: flex-start;
  }

  .coordination-steps {
    grid-template-columns: minmax(0, 1fr);
  }

  .checklist-result-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .checklist-result-list dt {
    padding-bottom: 0.15rem;
    border-bottom: 0;
  }

  .checklist-result-list dd {
    padding-top: 0.15rem;
  }

  .footer-grid {
    padding-block: 3rem;
  }

  .site-footer__identity {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media print {
  .site-header,
  .site-footer,
  .button-row,
  .tool-actions,
  .cta-panel {
    display: none !important;
  }

  .site-container,
  .site-shell {
    width: 100%;
  }

  .page-hero {
    color: var(--ink);
    background: var(--white);
  }

  .page-hero h1,
  .page-hero__lead {
    color: var(--ink);
  }

  .system-map-shell {
    overflow: visible;
  }
}