/**
 * Chemesis Core — About page styles.
 * Port of the approved Vercel /about body (dossier board → closing statement).
 * Prefix: .cha-* for About blocks; system classes (.chh-*) come from home.css.
 */

/* ==================================================================
   Shared helpers
   ================================================================== */
.cha-dark .chh-sechead-title,
.cha-dark h2 {
  color: #fff;
}

.cha-dark .chh-sechead-lead,
.cha-dark .chh-lead {
  color: rgba(255, 255, 255, 0.6);
}

.cha-dark .ch-eyebrow {
  color: var(--ch-blue-300);
}

.cha-dark .ch-eyebrow .chh-dot {
  background: var(--ch-blue-400);
}

/* ------------------------------------------------------------------
   1 — Who we are (unified dossier board)
   ------------------------------------------------------------------ */
.cha-who {
  background: #fff;
}

.cha-dossier {
  overflow: hidden;
  border-radius: var(--ch-radius-md);
  border: 1px solid var(--ch-line);
  background: var(--ch-paper);
}

.cha-dossier-head {
  border-bottom: 1px solid var(--ch-line);
  padding: 2rem 1.5rem;
}

@media (min-width: 768px) {
  .cha-dossier-head {
    padding: 2.5rem;
  }
}

.cha-dossier-head-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  column-gap: 2rem;
  row-gap: 0.75rem;
}

.cha-dossier-head-meta {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-faint);
}

.cha-dossier-title {
  margin-top: 1.5rem;
  max-width: 48rem;
  color: var(--ch-ink-900);
}

.cha-dossier-grid {
  display: grid;
}

@media (min-width: 1024px) {
  .cha-dossier-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
}

.cha-dossier-rail {
  border-bottom: 1px solid var(--ch-line);
  padding: 2rem 1.5rem;
}

@media (min-width: 768px) {
  .cha-dossier-rail {
    padding: 2rem 2.5rem;
  }
}

@media (min-width: 1024px) {
  .cha-dossier-rail {
    grid-column: span 3;
    border-bottom: 0;
    border-right: 1px solid var(--ch-line);
  }
}

.cha-dossier-narrative {
  border-bottom: 1px solid var(--ch-line);
  padding: 2rem 1.5rem;
}

@media (min-width: 768px) {
  .cha-dossier-narrative {
    padding: 2rem 2.5rem;
  }
}

@media (min-width: 1024px) {
  .cha-dossier-narrative {
    grid-column: span 6;
    border-bottom: 0;
    border-right: 1px solid var(--ch-line);
  }
}

.cha-dossier-docs {
  padding: 2rem 1.5rem;
}

@media (min-width: 768px) {
  .cha-dossier-docs {
    padding: 2rem 2.5rem;
  }
}

@media (min-width: 1024px) {
  .cha-dossier-docs {
    grid-column: span 3;
  }
}

.cha-label {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-faint);
}

.cha-metrics {
  margin-top: 1.5rem;
}

.cha-metric-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--ch-line);
  padding-block: 1.25rem;
}

.cha-metric-row:first-child {
  padding-top: 0;
}

.cha-metric-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.cha-metric-value {
  font-family: var(--ch-font-display);
  font-size: 2.25rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ch-ink-900);
}

@media (min-width: 768px) {
  .cha-metric-value {
    font-size: 3rem;
  }
}

.cha-metric-label {
  max-width: 8.5rem;
  padding-bottom: 0.125rem;
  text-align: right;
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  line-height: 1.6;
  letter-spacing: 0.12em;
  color: var(--ch-faint);
}

.cha-rail-note {
  margin-top: 1.5rem;
  border-top: 1px solid var(--ch-line);
  padding-top: 1.25rem;
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-mono);
  line-height: 1.6;
  color: var(--ch-faint);
}

.cha-narrative {
  margin-top: 1.5rem;
}

.cha-narrative p {
  font-size: var(--ch-type-body-lg);
  line-height: 1.65;
  color: var(--ch-muted);
}

.cha-narrative p + p {
  margin-top: 1.25rem;
}

.cha-tech-strip {
  margin-top: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-top: 1px solid var(--ch-line);
  padding-top: 1.5rem;
}

.cha-tech-strip-line {
  height: 1px;
  width: 2rem;
  flex-shrink: 0;
  background: var(--ch-blue);
}

.cha-tech-strip p {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-faint);
}

.cha-docs-list {
  margin-top: 1.5rem;
  list-style: none;
  padding: 0;
}

.cha-docs-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  border-bottom: 1px solid var(--ch-line);
  padding-block: 1rem;
}

.cha-docs-item:first-child {
  padding-top: 0;
}

.cha-docs-item span:first-child {
  font-size: var(--ch-type-body);
  color: var(--ch-inktext, #1c2438);
}

.cha-docs-item svg {
  flex-shrink: 0;
  color: var(--ch-blue);
}

.cha-docs-link {
  margin-top: 1.25rem;
  display: inline-flex;
  font-size: var(--ch-type-body-sm);
}

/* Quote conclusion */
.cha-quote {
  position: relative;
  overflow: hidden;
  background: var(--ch-ink-950);
  padding: 2.5rem 1.5rem;
}

@media (min-width: 768px) {
  .cha-quote {
    padding: 3.5rem 2.5rem;
  }
}

.cha-quote .chh-grid-mesh {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cha-quote-glow {
  position: absolute;
  top: -6rem;
  right: -6rem;
  height: 320px;
  width: 320px;
  border-radius: 9999px;
  opacity: 0.16;
  filter: blur(64px);
  background: radial-gradient(circle, #0054fc 0%, transparent 65%);
  pointer-events: none;
}

.cha-quote-inner {
  position: relative;
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .cha-quote-inner {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
}

.cha-quote-inner blockquote {
  margin: 0;
}

@media (min-width: 1024px) {
  .cha-quote-inner blockquote {
    grid-column: span 8;
  }
}

.cha-quote-text {
  font-family: var(--ch-font-editorial, var(--ch-font-display));
  font-style: italic;
  font-weight: 400;
  font-size: 1.6rem;
  line-height: 1.375;
  color: #fff;
}

@media (min-width: 768px) {
  .cha-quote-text {
    font-size: 2.1rem;
  }
}

.cha-quote-side {
  min-width: 0;
}

@media (min-width: 1024px) {
  .cha-quote-side {
    grid-column: span 4;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    padding-left: 2rem;
  }
}

.cha-quote-label {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-blue-300);
}

.cha-quote-side p:last-child {
  margin-top: 0.75rem;
  font-size: var(--ch-type-body-sm);
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.55);
}

/* ------------------------------------------------------------------
   2 — Functions ledger
   ------------------------------------------------------------------ */
.cha-functions {
  background: var(--ch-paper);
}

.cha-fn-list {
  margin-top: 3rem;
  border-top: 1px solid rgba(0, 12, 48, 0.15);
}

.cha-fn-row {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: baseline;
  column-gap: 1rem;
  row-gap: 0.5rem;
  border-bottom: 1px solid var(--ch-line);
  padding-block: 1.5rem;
  transition: background-color 0.3s var(--ch-ease-expo);
}

@media (min-width: 768px) {
  .cha-fn-row {
    padding-inline: 1rem;
  }
}

.cha-fn-row:hover {
  background: #fff;
}

.cha-fn-index {
  grid-column: span 2;
}

@media (min-width: 768px) {
  .cha-fn-index {
    grid-column: span 1;
  }
}

.cha-fn-title {
  grid-column: span 10;
  font-family: var(--ch-font-display);
  font-size: var(--ch-type-h4);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ch-ink-900);
}

@media (min-width: 768px) {
  .cha-fn-title {
    grid-column: span 4;
    font-size: 1.5rem;
  }
}

.cha-fn-text {
  grid-column: 3 / span 10;
  max-width: 36rem;
  font-size: var(--ch-type-body-sm);
  line-height: 1.65;
  color: var(--ch-muted);
}

@media (min-width: 768px) {
  .cha-fn-text {
    grid-column: span 6;
  }
}

.cha-fn-tag {
  grid-column: 3 / span 10;
  display: flex;
}

@media (min-width: 768px) {
  .cha-fn-tag {
    grid-column: span 1;
    justify-content: flex-end;
  }
}

.cha-fn-row:hover .cha-fn-tag .ch-tag {
  border-color: rgba(0, 84, 252, 0.4);
  color: var(--ch-blue-600);
}

/* ------------------------------------------------------------------
   3 — Audiences
   ------------------------------------------------------------------ */
.cha-aud {
  border-top: 1px solid var(--ch-line);
  background: #fff;
}

.cha-aud-grid {
  margin-top: 3rem;
  display: grid;
  gap: 1px;
  overflow: hidden;
  border-radius: var(--ch-radius-md);
  border: 1px solid var(--ch-line);
  background: var(--ch-line);
}

@media (min-width: 640px) {
  .cha-aud-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .cha-aud-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1280px) {
  .cha-aud-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

.cha-aud-cell {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #fff;
  padding: 1.5rem;
}

.cha-aud-cell h3 {
  margin-top: 1rem;
  font-family: var(--ch-font-display);
  font-size: var(--ch-type-h4);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ch-ink-900);
}

.cha-aud-needs {
  margin-top: 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  list-style: none;
  padding: 0;
}

.cha-aud-needs li {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
}

.cha-aud-needs li span:first-child {
  margin-top: 7px;
  height: 4px;
  width: 4px;
  flex-shrink: 0;
  border-radius: 9999px;
  background: var(--ch-blue);
}

.cha-aud-needs li span:last-child {
  font-size: var(--ch-type-body-sm);
  line-height: 1.65;
  color: var(--ch-muted);
}

.cha-aud-path {
  margin-top: 1.5rem;
  border-top: 1px solid var(--ch-line);
  padding-top: 1rem;
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-faint);
}

/* ------------------------------------------------------------------
   4 — Principles
   ------------------------------------------------------------------ */
.cha-principles {
  background: var(--ch-paper);
}

.cha-prin-list {
  margin-top: 3rem;
  border-top: 1px solid rgba(0, 12, 48, 0.15);
}

.cha-prin-row {
  display: grid;
  gap: 1rem;
  border-bottom: 1px solid var(--ch-line);
  padding-block: 2rem;
}

@media (min-width: 768px) {
  .cha-prin-row {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 2rem;
  }
}

.cha-prin-side {
  min-width: 0;
}

@media (min-width: 768px) {
  .cha-prin-side {
    grid-column: span 3;
  }
}

.cha-prin-label {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-blue-600);
}

.cha-prin-tag {
  margin-top: 0.5rem;
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-faint);
}

.cha-prin-body {
  min-width: 0;
}

@media (min-width: 768px) {
  .cha-prin-body {
    grid-column: span 9;
  }
}

.cha-prin-body h3 {
  font-family: var(--ch-font-display);
  font-size: var(--ch-type-h3);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ch-ink-900);
}

@media (min-width: 768px) {
  .cha-prin-body h3 {
    font-size: var(--ch-type-h3);
  }
}

.cha-prin-body p {
  margin-top: 0.75rem;
  max-width: 42rem;
  font-size: var(--ch-type-body);
  line-height: 1.65;
  color: var(--ch-muted);
}

/* ------------------------------------------------------------------
   5 — Quality + documentation (dark)
   ------------------------------------------------------------------ */
.cha-qual {
  position: relative;
  overflow: hidden;
  background: var(--ch-ink-900);
  color: #fff;
}

.cha-qual .chh-grid-mesh {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cha-qual-grid {
  display: grid;
  gap: 3.5rem;
}

@media (min-width: 1024px) {
  .cha-qual-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
}

.cha-qual-left {
  min-width: 0;
}

@media (min-width: 1024px) {
  .cha-qual-left {
    grid-column: span 5;
  }
}

.cha-qual-doctypes {
  margin-top: 2.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.cha-qual-row {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-block: 1rem;
}

.cha-qual-row-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.cha-qual-row-head span:first-child {
  font-size: var(--ch-type-body);
  font-weight: 500;
  color: #fff;
}

.cha-qual-row-head span:last-child {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-mono);
  color: var(--ch-blue-300);
}

.cha-qual-row p {
  margin-top: 0.375rem;
  max-width: 28rem;
  font-size: var(--ch-type-body-sm);
  line-height: 1.4rem;
  color: rgba(255, 255, 255, 0.5);
}

.cha-qual-methods {
  margin-top: 1.25rem;
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.45);
}

.cha-qual-actions {
  margin-top: 2.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.cha-qual-note {
  margin-top: 1.5rem;
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-mono);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.45);
}

.cha-qual-right {
  display: flex;
  align-items: center;
  min-width: 0;
}

@media (min-width: 1024px) {
  .cha-qual-right {
    grid-column: 7 / span 6;
  }
}

.cha-stack {
  position: relative;
  margin-inline: auto;
  height: 380px;
  width: 100%;
  max-width: 480px;
}

@media (min-width: 768px) {
  .cha-stack {
    height: 430px;
  }
}

.cha-stack-card {
  position: absolute;
  width: 86%;
  border-radius: var(--ch-radius-md);
  border: 1px solid rgba(255, 255, 255, 0.6);
  background: #fff;
  padding: 1.25rem;
  box-shadow: 0 40px 80px -40px rgba(0, 0, 0, 0.8);
  transition: transform 0.5s var(--ch-ease-expo);
}

@media (min-width: 1024px) {
  .cha-stack-card {
    width: 82%;
  }
}

.cha-stack-card:hover {
  transform: translateY(-8px) rotate(0deg);
}

.cha-stack-card-1 {
  left: 0;
  top: 0;
  transform: rotate(-2deg);
  z-index: 10;
}

.cha-stack-card-2 {
  left: 1.25rem;
  top: 2rem;
  transform: rotate(1deg);
  z-index: 20;
}

.cha-stack-card-3 {
  left: 2.5rem;
  top: 4rem;
  transform: rotate(2deg);
  z-index: 30;
}

@media (min-width: 1024px) {
  .cha-stack-card-2 {
    left: 2.5rem;
    top: 2.5rem;
  }

  .cha-stack-card-3 {
    left: 5rem;
    top: 5rem;
  }
}

.cha-stack-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  border-bottom: 1px solid var(--ch-line);
  padding-bottom: 0.75rem;
}

.cha-stack-head span:first-child {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-blue-600);
}

.cha-stack-head span:last-child {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-mono);
  color: var(--ch-faint);
}

.cha-stack-name {
  margin-top: 1rem;
  font-family: var(--ch-font-display);
  font-size: var(--ch-type-h4);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ch-ink-900);
}

.cha-stack-file {
  margin-top: 0.375rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-mono);
  color: var(--ch-muted);
}

.cha-stack-lines {
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cha-stack-lines span {
  display: block;
  height: 6px;
  border-radius: 3px;
  background: var(--ch-line);
}

.cha-stack-lines span:nth-child(1) {
  width: 100%;
}

.cha-stack-lines span:nth-child(2) {
  width: 86%;
}

.cha-stack-lines span:nth-child(3) {
  width: 64%;
}

.cha-stack-foot {
  margin-top: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--ch-line);
  padding-top: 0.75rem;
}

.cha-stack-foot span {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-faint);
}

.cha-stack-foot span svg {
  color: var(--ch-blue);
}

.cha-stack-foot a {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: var(--ch-type-body-sm);
  font-weight: 500;
  color: var(--ch-blue-600);
  text-decoration: none;
}

/* ------------------------------------------------------------------
   6 — Product universe (shelf)
   ------------------------------------------------------------------ */
.cha-shelf-sec {
  border-top: 1px solid var(--ch-line);
  background: #fff;
}

.cha-shelf {
  margin-top: 3.5rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 1.5rem;
  row-gap: 3rem;
}

@media (min-width: 1024px) {
  .cha-shelf {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.cha-shelf-card {
  display: block;
  text-decoration: none;
}

.cha-shelf-media {
  position: relative;
  aspect-ratio: 4 / 5;
}

.cha-shelf-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 1rem;
  transition: transform 0.9s var(--ch-ease-expo);
}

.cha-shelf-card:hover .cha-shelf-media img {
  transform: scale(1.035) translateY(-4px);
}

.cha-shelf-tag {
  position: absolute;
  left: 0.25rem;
  top: 0.25rem;
  background: rgba(255, 255, 255, 0.9);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

.cha-shelf-meta {
  margin-top: 1.25rem;
  border-top: 1px solid var(--ch-line);
  padding-top: 1rem;
  transition: border-color 0.3s var(--ch-ease-expo);
}

.cha-shelf-card:hover .cha-shelf-meta {
  border-color: var(--ch-blue);
}

.cha-shelf-cat {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-faint);
}

.cha-shelf-name {
  margin-top: 0.375rem;
  font-family: var(--ch-font-display);
  font-size: var(--ch-type-product-title);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--ch-ink-900);
  transition: color 0.3s var(--ch-ease-expo);
}

.cha-shelf-card:hover .cha-shelf-name {
  color: var(--ch-blue-600);
}

.cha-shelf-cas {
  margin-top: 0.375rem;
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-mono);
  line-height: 1rem;
  color: var(--ch-muted);
}

.cha-shelf-foot {
  margin-top: 3rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  border-top: 1px solid var(--ch-line);
  padding-top: 2rem;
}

.cha-shelf-foot p {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-faint);
}

/* ------------------------------------------------------------------
   7 — Procurement journey
   ------------------------------------------------------------------ */
.cha-proc {
  background: var(--ch-paper);
}

.cha-proc-grid {
  display: grid;
  gap: 3.5rem;
}

@media (min-width: 1024px) {
  .cha-proc-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
}

.cha-proc-left {
  min-width: 0;
}

@media (min-width: 1024px) {
  .cha-proc-left {
    grid-column: span 5;
  }
}

.cha-proc-left h2 {
  margin-top: 1.25rem;
}

.cha-proc-left .chh-lead {
  margin-top: 1.25rem;
  max-width: 28rem;
}

.cha-proc-actions {
  margin-top: 2.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.cha-proc-note {
  margin-top: 1.5rem;
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-mono);
  line-height: 1.6;
  color: var(--ch-faint);
}

.cha-proc-right {
  min-width: 0;
}

@media (min-width: 1024px) {
  .cha-proc-right {
    grid-column: 7 / span 6;
  }
}

.cha-journey {
  position: relative;
}

.cha-journey-line {
  position: absolute;
  left: 7px;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 1px;
  background: var(--ch-line);
}

.cha-step {
  position: relative;
  display: flex;
  gap: 1.5rem;
  padding-bottom: 2.25rem;
}

.cha-step:last-child {
  padding-bottom: 0;
}

.cha-step-dot {
  position: relative;
  z-index: 10;
  margin-top: 0.25rem;
  display: flex;
  height: 1rem;
  width: 1rem;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  border: 1px solid rgba(0, 84, 252, 0.4);
  background: var(--ch-paper);
}

.cha-step-dot span {
  height: 6px;
  width: 6px;
  border-radius: 9999px;
  background: var(--ch-blue);
}

.cha-step-label {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ch-faint);
}

.cha-step h3 {
  margin-top: 0.375rem;
  font-family: var(--ch-font-display);
  font-size: var(--ch-type-h4);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ch-ink-900);
}

.cha-step p {
  margin-top: 0.375rem;
  max-width: 28rem;
  font-size: var(--ch-type-body-sm);
  line-height: 1.45rem;
  color: var(--ch-muted);
}

/* ------------------------------------------------------------------
   8 — Closing statement
   ------------------------------------------------------------------ */
.cha-closing {
  position: relative;
  overflow: hidden;
  background: var(--ch-ink-950);
  color: #fff;
}

.cha-closing .chh-grid-mesh {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cha-closing-orbit {
  position: absolute;
  left: -8rem;
  top: 50%;
  height: 520px;
  width: 520px;
  transform: translateY(-50%);
  opacity: 0.1;
  display: none;
}

@media (min-width: 1024px) {
  .cha-closing-orbit {
    display: block;
  }
}

.cha-closing-inner {
  position: relative;
  padding-block: 5rem;
}

@media (min-width: 768px) {
  .cha-closing-inner {
    padding-block: 7rem;
  }
}

.cha-closing-grid {
  display: grid;
  gap: 3rem;
  align-items: end;
}

@media (min-width: 1024px) {
  .cha-closing-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
}

.cha-closing-title-col {
  min-width: 0;
}

@media (min-width: 1024px) {
  .cha-closing-title-col {
    grid-column: span 7;
  }
}

.cha-closing-title {
  margin-top: 1.75rem;
  font-family: var(--ch-font-display);
  font-size: var(--ch-type-display-sm);
  line-height: 1.02;
  letter-spacing: -0.025em;
  font-weight: 600;
  color: #fff;
  text-wrap: balance;
}

.cha-closing-side {
  min-width: 0;
}

@media (min-width: 1024px) {
  .cha-closing-side {
    grid-column: span 5;
  }
}

.cha-closing-side .chh-lead {
  max-width: 28rem;
  color: rgba(255, 255, 255, 0.65);
}

.cha-closing-actions {
  margin-top: 2.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.cha-closing-contact {
  margin-top: 1.75rem;
  display: inline-flex;
  font-size: var(--ch-type-body-sm);
  color: var(--ch-blue-300);
}

.cha-closing-bar {
  margin-top: 4rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
}

.cha-closing-bar > p {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-caption);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: rgba(255, 255, 255, 0.5);
}

.cha-closing-links {
  display: flex;
  flex-wrap: wrap;
  column-gap: 2rem;
  row-gap: 0.5rem;
}

.cha-closing-links a {
  font-family: var(--ch-font-mono);
  font-size: var(--ch-type-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  transition: color 0.3s var(--ch-ease-expo);
}

.cha-closing-links a:hover {
  color: #fff;
}

/* ------------------------------------------------------------------
   Reduced motion
   ------------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  .cha-stack-card,
  .cha-shelf-media img {
    transition: none;
  }
}

/* ------------------------------------------------------------------
   Elementor kit/theme button shield for About blocks
   ------------------------------------------------------------------ */
body :is(.cha-who, .cha-functions, .cha-aud, .cha-principles, .cha-qual, .cha-shelf-sec, .cha-proc, .cha-closing) button,
body :is(.cha-who, .cha-functions, .cha-aud, .cha-principles, .cha-qual, .cha-shelf-sec, .cha-proc, .cha-closing) button:hover,
body :is(.cha-who, .cha-functions, .cha-aud, .cha-principles, .cha-qual, .cha-shelf-sec, .cha-proc, .cha-closing) button:focus,
body :is(.cha-who, .cha-functions, .cha-aud, .cha-principles, .cha-qual, .cha-shelf-sec, .cha-proc, .cha-closing) button:focus-visible {
  background: transparent;
  color: inherit;
  padding: 0;
}

/* ------------------------------------------------------------------
   Measured parity fixes vs the approved /about at 1366px.
   ------------------------------------------------------------------ */
.cha-closing-title {
  max-width: 40rem;
}

.cha-aud-cell h3 {
  line-height: 1.75rem;
}

.cha-aud-path {
  max-width: 12.5rem;
}

.cha-fn-title {
  line-height: 1.75rem;
}

@media (min-width: 768px) {
  .cha-fn-title {
    line-height: 2rem;
  }
}

.cha-fn-text {
  line-height: 1.25rem;
}