/* Home page: overview composition */
.home-hero,
.home-section {
  position: relative;
  overflow: clip;
  background: var(--theme-bg);
  color: var(--theme-text);
}

/* Hero keeps the established first-view direction. */
.home-hero {
  min-height: max(40rem, calc(100svh - var(--header-height)));
  isolation: isolate;
}

.home-hero__grid {
  position: absolute;
  inset: 0;
  z-index: var(--layer-base);
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--color-border) 45%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--color-border) 32%, transparent) 1px, transparent 1px);
  background-position:
    calc(50% + var(--line-shift-x, 0px))
    calc(50% + var(--line-shift-y, 0px));
  background-size: min(8.333vw, 7.5rem) 100%, 100% 25%;
  mask-image: linear-gradient(to bottom, transparent, #000 16%, #000 78%, transparent);
  pointer-events: none;
}

.home-hero__word {
  position: absolute;
  z-index: var(--layer-base);
  color: transparent;
  font-family: var(--font-display);
  font-size: min(28vw, 9rem);
  font-weight: 600;
  letter-spacing: var(--tracking-en-hero);
  line-height: 0.78;
  pointer-events: none;
  white-space: nowrap;
  -webkit-text-stroke: var(--border-hairline) color-mix(in srgb, var(--color-border-strong) 55%, transparent);
}

.home-hero__word--rebuild {
  inset-block-start: 8%;
  inset-inline-start: -0.07em;
}

.home-hero__word--index {
  inset-block-start: 28%;
  inset-inline-end: -0.06em;
}

.hero-brand-motion {
  position: fixed;
  inset: 0;
  z-index: 5;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.home-hero.has-brand-motion .home-hero__word { visibility: hidden; }
@media (prefers-reduced-motion: reduce) {
  .hero-brand-motion { display: none; }
  .home-hero.has-brand-motion .home-hero__word { visibility: visible; }
}

.home-hero__inner {
  position: relative;
  z-index: var(--layer-rail);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--grid-gutter);
  align-items: end;
  min-height: max(40rem, calc(100svh - var(--header-height)));
  padding-block: var(--space-24) var(--space-12);
}

.home-hero__index {
  position: absolute;
  inset-block: var(--space-12);
  inset-inline-start: var(--page-padding);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-inline-start: var(--space-3);
  border-inline-start: var(--border-hairline) solid var(--color-border-strong);
  color: var(--color-text-muted);
  font-family: var(--font-data);
  font-size: var(--type-data);
  letter-spacing: var(--tracking-en-label);
  writing-mode: vertical-rl;
}

.home-hero__content {
  grid-column: 1 / -1;
  padding-inline-start: var(--space-8);
}

.home-hero__eyebrow,
.home-hero__highlights,
.home-hero__scroll {
  font-family: var(--font-data);
  font-size: var(--type-data);
  font-weight: 500;
  letter-spacing: var(--tracking-en-label);
}

.home-hero__eyebrow {
  margin-block-end: var(--space-5);
  color: var(--color-signal);
}

.home-hero__heading {
  max-width: none;
  font-size: var(--type-ja-display-max);
  letter-spacing: -0.015em;
  line-height: 1.08;
}

.home-hero__description {
  max-width: var(--container-narrow);
  margin-block-start: var(--space-6);
  color: var(--color-text-secondary);
  font-size: var(--type-body-l);
}

.home-hero__highlights {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
  margin: var(--space-6) 0 0;
  padding: 0;
  color: var(--color-text-muted);
  list-style: none;
}

.home-hero__highlights li {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.home-hero__highlights li::before {
  width: var(--space-2);
  height: var(--space-2);
  border: var(--border-hairline) solid var(--color-signal);
  border-radius: var(--radius-pill);
  content: "";
}

.home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-block-start: var(--space-8);
}

.home-hero__scroll {
  display: none;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-muted);
  text-decoration: none;
  writing-mode: vertical-rl;
}

.home-hero__scroll-line {
  width: var(--border-hairline);
  height: var(--space-16);
  background: var(--color-border-strong);
  transform-origin: top;
}

/* Shared chapter system */
.home-section {
  --grid-x: 0;
  --grid-y: 0;
  min-height: 38rem;
  padding-block: var(--space-20);
  scroll-margin-top: 0;
  isolation: isolate;
}

.home-section__inner {
  position: relative;
  z-index: 2;
}

.home-section__grid {
  position: absolute;
  inset: -3rem;
  z-index: 0;
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--theme-border) 45%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--theme-border) 35%, transparent) 1px, transparent 1px);
  background-position:
    calc(50% + var(--line-shift-x, 0px))
    calc(50% + var(--line-shift-y, 0px));
  background-size: clamp(4rem, 8vw, 7.5rem) 100%, 100% clamp(5rem, 10vw, 8rem);
  mask-image: linear-gradient(to bottom, transparent 0, #000 16%, #000 84%, transparent 100%);
  opacity: 0.42;
  pointer-events: none;
  transition:
    opacity var(--duration-slow) var(--easing-standard),
    transform var(--duration-hero) var(--easing-standard);
}

.home-section.is-current .home-section__grid {
  transform: translate3d(var(--grid-x), var(--grid-y), 0);
  opacity: 0.76;
}

.home-section--news { --grid-x: -0.75rem; --grid-y: 1rem; }

.home-section .section-header {
  margin-block-end: clamp(var(--space-12), 6vw, var(--space-24));
}

.home-section .section-header__heading {
  max-width: 14ch;
  font-size: clamp(2.25rem, 5.5vw, 6rem);
  letter-spacing: var(--tracking-en-display);
  line-height: 0.98;
}

.home-section .section-header__lead {
  max-width: 32rem;
  font-size: var(--type-body);
}

.home-section__action {
  display: flex;
  justify-content: flex-end;
  margin-block-start: var(--space-12);
}
.selected-work__placeholder {
  width: 100%;
  height: 100%;
}

.selected-work__placeholder {
  position: relative;
  display: block;
  --work-diagram-grid: color-mix(in srgb, var(--color-border) 58%, transparent);
  --work-diagram-line: var(--color-signal);
  --work-diagram-node: color-mix(in srgb, var(--color-signal) 8%, transparent);
  --work-diagram-text: var(--color-text);
  background-image:
    linear-gradient(to right, var(--work-diagram-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--work-diagram-grid) 1px, transparent 1px);
  background-size: 25% 100%, 100% 25%;
}

.selected-work__placeholder--signal {
  --work-diagram-grid: rgb(255 255 255 / 18%);
  --work-diagram-line: rgb(255 255 255 / 72%);
  --work-diagram-node: rgb(255 255 255 / 8%);
  --work-diagram-text: var(--color-on-signal);
  background-color: var(--color-signal);
}

.selected-work__placeholder--ink {
  --work-diagram-grid: rgb(255 255 255 / 15%);
  --work-diagram-line: rgb(255 255 255 / 68%);
  --work-diagram-node: rgb(255 255 255 / 7%);
  --work-diagram-text: var(--color-dark-text);
  background-color: var(--color-dark-bg);
}

.selected-work__placeholder--paper {
  --work-diagram-grid: rgb(28 25 21 / 16%);
  --work-diagram-line: rgb(28 25 21 / 64%);
  --work-diagram-node: rgb(28 25 21 / 5%);
  --work-diagram-text: var(--color-ink);
  background-color: var(--color-paper);
}

.selected-work__placeholder--surface {
  --work-diagram-grid: color-mix(in srgb, var(--color-signal) 20%, transparent);
  --work-diagram-line: color-mix(in srgb, var(--color-signal) 72%, var(--color-text));
  --work-diagram-node: color-mix(in srgb, var(--color-signal) 7%, transparent);
  --work-diagram-text: var(--color-text);
  background-color: var(--color-surface);
}

.selected-work__index {
  position: absolute;
  inset-block-start: var(--space-4);
  inset-inline-start: var(--space-4);
  z-index: 1;
  color: var(--work-diagram-text);
  font-family: var(--font-data);
  font-size: var(--type-data);
  letter-spacing: var(--tracking-en-label);
}

.selected-work__visual-label {
  position: absolute;
  inset-inline-start: var(--space-4);
  inset-block-end: var(--space-4);
  z-index: 1;
  color: var(--work-diagram-text);
  font-family: var(--font-data);
  font-size: var(--type-data);
  letter-spacing: var(--tracking-en-action);
}

.selected-work__diagram {
  position: absolute;
  inset: 8%;
  width: 84%;
  height: 84%;
  shape-rendering: geometricPrecision;
}

.work-diagram__lines,
.work-diagram__rule {
  fill: none;
  stroke: var(--work-diagram-line);
  stroke-linecap: round;
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}

.work-diagram__rule {
  opacity: 0.55;
}

.work-diagram__core-shape,
.work-diagram__node,
.work-diagram__point,
.work-diagram__page-block {
  fill: var(--work-diagram-node);
  stroke: var(--work-diagram-line);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}

.work-diagram__node,
.work-diagram__page-block {
  rx: 2;
}

.work-diagram__data-points circle {
  fill: var(--work-diagram-line);
}

.work-diagram__core-label,
.work-diagram__node-label,
.work-diagram__sub-label {
  fill: var(--work-diagram-text);
  font-family: var(--font-data);
  text-anchor: middle;
}

.work-diagram__core-label {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: var(--tracking-en-label);
}

.work-diagram__node-label {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: var(--tracking-en-label);
}

.work-diagram__sub-label {
  font-size: 12px;
  letter-spacing: var(--tracking-en-action);
}

/* Contact becomes one concise hand-off instead of a form. */
.home-section--contact {
  min-height: clamp(34rem, 72svh, 48rem);
  display: grid;
  align-items: center;
}

.contact-cta {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  padding-block-start: var(--space-8);
  border-block-start: var(--border-hairline) solid var(--theme-border);
}

.contact-cta__eyebrow {
  color: var(--theme-text-muted);
  font-family: var(--font-data);
  font-size: var(--type-data);
  letter-spacing: var(--tracking-en-label);
}

.contact-cta__statement {
  max-width: 12ch;
  font-family: var(--font-display);
  font-size: var(--type-ja-display-max);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1;
}

.contact-cta__statement span {
  display: block;
}

.contact-cta__notice {
  max-width: 35rem;
  color: var(--theme-text-secondary);
  font-size: var(--type-small);
}

.contact-cta .button-link {
  min-width: min(100%, 20rem);
  min-height: 4.5rem;
}

/* Footer closes the same index language without repeating page content. */
.site-footer__inner {
  grid-template-columns: 1fr;
  gap: var(--space-12);
  padding-block: var(--space-16) var(--space-8);
}

.site-footer__masthead {
  display: grid;
  gap: var(--space-6);
  padding-block-end: var(--space-12);
  border-block-end: var(--border-hairline) solid var(--color-dark-border);
}

.site-footer__index {
  color: var(--color-dark-muted);
  font-family: var(--font-data);
  font-size: var(--type-data);
  letter-spacing: var(--tracking-en-label);
}

.site-footer__brand {
  color: var(--color-dark-brand);
  font-size: clamp(2.75rem, 11vw, 7.5rem);
  letter-spacing: var(--tracking-en-display);
  white-space: normal;
}

.site-footer__brand:hover,
.site-footer__brand:focus-visible {
  color: var(--color-dark-muted);
}

.site-footer__brand[data-brand-text] {
  position: relative;
}

.site-footer__brand[data-brand-text]::after {
  content: attr(data-brand-text);
  position: absolute;
  inset: 0;
  color: transparent;
  background: linear-gradient(110deg, #ff6584, #ffba56, #f5ec75, #68e6a4, #60ddf3, #8a9bff, #db87f3);
  background-clip: text;
  -webkit-background-clip: text;
  pointer-events: none;
  opacity: 0;
}

.site-footer__brand.is-brand-flashing::after {
  animation: footer-brand-flash 1.2s ease-out both;
}

@keyframes footer-brand-flash {
  0% { opacity: 0; filter: drop-shadow(0 0 0 transparent); }
  25%, 45% { opacity: 1; filter: drop-shadow(0 0 12px #96dafb) drop-shadow(0 0 24px #b290e9); }
  100% { opacity: 0; filter: drop-shadow(0 0 0 transparent); }
}

@media (prefers-reduced-motion: reduce) {
  .site-footer__brand.is-brand-flashing::after { animation: none; }
}

.site-footer__navigation-list {
  grid-template-columns: 1fr;
  gap: 0;
  border-block-start: var(--border-hairline) solid var(--color-dark-border);
}

.site-footer__navigation-list li {
  border-block-end: var(--border-hairline) solid var(--color-dark-border);
}

.site-footer__navigation-link {
  justify-content: space-between;
  width: 100%;
  min-height: 4.5rem;
  color: var(--color-dark-text);
  font-size: var(--type-body);
  text-decoration: none;
}

.site-footer__navigation-link::after {
  content: "→";
}

.site-footer__navigation-link--external::after {
  content: "↗";
}

.site-footer__company {
  grid-column: auto;
  padding-block-start: var(--space-8);
  border-block-start: var(--border-hairline) solid var(--color-dark-border);
}

.site-footer__top {
  display: flex;
  justify-content: space-between;
  min-height: 3rem;
  color: var(--color-dark-text);
  font-family: var(--font-data);
  font-size: var(--type-data);
  letter-spacing: var(--tracking-en-label);
  text-decoration: none;
}

/* Motion keeps layout reserved; grid lines shift through background-position. */
.js [data-hero-reveal],
.js [data-reveal] {
  opacity: 0;
  transform: translate3d(0, var(--space-6), 0);
}

.js [data-hero-reveal] {
  transition:
    opacity var(--duration-hero) var(--easing-enter),
    transform var(--duration-hero) var(--easing-enter);
}

.js [data-reveal] {
  transition:
    opacity var(--duration-slow) var(--easing-enter),
    transform var(--duration-slow) var(--easing-enter);
  transition-delay: var(--reveal-delay, 0ms);
}

.js [data-reveal="index"] {
  transform: translate3d(-2rem, 0, 0);
}

.js [data-hero-reveal].is-visible,
.js [data-reveal].is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.js [data-mask-reveal] {
  position: relative;
}

.js [data-mask-reveal]::after {
  position: absolute;
  inset: 0;
  z-index: 3;
  background: var(--theme-bg);
  content: "";
  pointer-events: none;
  transform: scaleX(1);
  transform-origin: right;
  transition: transform var(--duration-hero) var(--easing-enter);
}

.js [data-mask-reveal].is-visible::after {
  transform: scaleX(0);
}

.js [data-grid-reveal] {
  opacity: 0;
  transform: translate3d(0, 1.5rem, 0) scaleX(0.82);
  transform-origin: center;
}

.js [data-grid-reveal].is-visible {
  opacity: 0.42;
  transform: translate3d(0, 0, 0) scaleX(1);
}

.js .home-section.is-current [data-grid-reveal].is-visible {
  opacity: 0.76;
  transform: translate3d(var(--grid-x), var(--grid-y), 0) scaleX(1);
}

@media (min-width: 48rem) {

  .home-hero__inner {
    grid-template-columns: repeat(8, minmax(0, 1fr));
    padding-block: var(--space-32) var(--space-16);
  }

  .home-hero__content {
    grid-column: 2 / span 6;
    padding-inline-start: 0;
  }

  .home-hero__word {
    font-size: min(16vw, 9rem);
  }

  .home-hero__word--index {
    inset-block-start: 30%;
  }

  .home-hero__scroll {
    position: absolute;
    inset-inline-end: var(--page-padding);
    inset-block-end: var(--space-12);
    display: flex;
  }

  .home-section {
    padding-block: var(--space-24);
  }

  .contact-cta {
    grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr);
    align-items: end;
  }

  .contact-cta__eyebrow,
  .contact-cta__statement {
    grid-column: 1;
  }

  .contact-cta__notice,
  .contact-cta .button-link {
    grid-column: 2;
  }

  .contact-cta__notice {
    grid-row: 2;
  }

  .site-footer__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-16) var(--grid-gutter);
  }

  .site-footer__masthead,
  .site-footer__navigation {
    grid-column: 1 / -1;
  }

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

  .site-footer__company {
    grid-column: 1;
  }

  .site-footer__top {
    grid-column: 2;
    align-self: end;
  }
}

@media (min-width: 64rem) {
  .home-hero__inner {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    padding-block: var(--space-40) var(--space-16);
  }

  .home-hero__content {
    grid-column: 3 / span 6;
  }

  .home-hero__word--rebuild {
    inset-block-start: 7%;
  }

  .home-hero__word--index {
    inset-block-start: 27%;
  }
}

@media (max-width: 29.999rem) {
  .home-hero__actions .button-link,
  .home-section__action .button-link,
  .contact-cta .button-link {
    width: 100%;
  }

  .home-section {
    min-height: auto;
  }

  .home-section .section-header {
    grid-template-columns: 2rem minmax(0, 1fr);
    gap: var(--space-3);
  }

  .contact-cta__statement {
    max-width: none;
    font-size: clamp(1.75rem, 7.5vw, 2rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .js [data-hero-reveal],
  .js [data-reveal],
  .js [data-grid-reveal] {
    opacity: 1;
    transform: none;
  }

  .js [data-mask-reveal]::after {
    display: none;
  }

  .home-section.is-current .home-section__grid,
  .js .home-section.is-current [data-grid-reveal].is-visible {
    opacity: 0.42;
    transform: none;
  }
}
/* Company entrance: distinct rhythms for the three activities. */
.home-main .home-section { min-height: auto; padding-block: clamp(var(--space-16), 7vw, var(--space-24)); }
.home-main .section-header__heading { font-size: clamp(2rem, 4.5vw, 4rem); }
.home-main .section-header { margin-block-end: var(--space-10); }
.home-section--introduction { --grid-x: -0.75rem; --grid-y: 1rem; }
.home-section--services { --grid-x: 1.25rem; --grid-y: -1rem; }
.home-section--publishing {
  --grid-x: -1rem;
  --grid-y: 1rem;
}
.home-introduction { max-width: 42rem; font-size: var(--type-body-l); }
.home-main { --home-heading-inset: calc(var(--space-10) + var(--space-4)); }
.home-main {
  --home-services-accent: var(--color-signal);
  --home-products-accent: #285d60;
  --home-publishing-accent: #665069;
  --home-accent: var(--home-services-accent);
}
.home-section--products { --home-accent: var(--home-products-accent); }
.home-section--publishing { --home-accent: var(--home-publishing-accent); }
.home-main .section-header__index { color: var(--home-accent); }

/* One shared band crosses the whole TOP instead of restarting per chapter. */
.home-main { position: relative; isolation: isolate; background: var(--color-bg); }
.home-main .home-hero,
.home-main .home-section { background: transparent; isolation: auto; }
.home-scroll-field {
  position: fixed;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
  visibility: hidden;
}
.js .home-scroll-field { visibility: visible; }
.home-scroll-field::before {
  position: absolute;
  inset-block-start: 50%;
  inset-inline-start: 50%;
  width: 80vw;
  height: max(200vh, 200vw);
  background: linear-gradient(90deg, transparent, rgb(104 170 245 / 28%) 22%, rgb(100 190 225 / 42%) 46%, rgb(112 218 194 / 36%) 64%, rgb(183 153 229 / 30%) 80%, transparent);
  opacity: var(--home-field-opacity, 1);
  transform: translate(calc(-50% + var(--home-field-x, -170vw)), calc(-50% + var(--home-field-y, -30vh))) rotate(45deg);
  content: "";
}
.js .home-main .home-section .home-section__grid.is-visible { transform: none; }

.home-main .section-header__heading--outline {
  width: fit-content;
  background-image: linear-gradient(var(--theme-text-muted), var(--theme-text-muted));
  background-position: left center;
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-clip: text;
  color: transparent;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-text-stroke: var(--border-hairline) color-mix(in srgb, var(--theme-text-muted) 68%, transparent);
  paint-order: stroke fill;
}
.js .home-main .section-header__heading--outline {
  background-size: 0% 100%;
  transition: opacity var(--duration-hero) var(--easing-enter), transform var(--duration-hero) var(--easing-enter), background-size var(--duration-page-title-fill) var(--easing-enter) 320ms;
}
.js .home-main .section-header__heading--outline.is-visible { background-size: 100% 100%; }
@supports not (background-clip: text) {
  .home-main .section-header__heading--outline { color: var(--theme-text-muted); -webkit-text-fill-color: var(--theme-text-muted); }
}
@media (prefers-reduced-motion: reduce) {
  .js .home-scroll-field { visibility: hidden; }
  .js .home-main .section-header__heading--outline { background-size: 100% 100%; }
}

.home-section--introduction .home-section__body,
.home-section--services .home-section__body,
.home-section--products .home-section__body,
.home-section--publishing .home-section__body { margin-inline-start: var(--home-heading-inset); }
.home-product-name { margin-block-end: var(--space-5); font-family: var(--font-display); font-size: var(--type-h3); }
.home-activities { display: grid; margin-block-start: var(--space-10); border-block-start: var(--border-hairline) solid var(--theme-border); }
.home-activities a {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr) auto;
  gap: var(--space-2) var(--space-4);
  padding-block: var(--space-6);
  border-block-end: var(--border-hairline) solid var(--theme-border);
  color: var(--theme-text);
  text-decoration: none;
}
.home-activities a > [lang] { font-family: var(--font-display); font-size: var(--type-h3); }
.home-activities__number { font-family: var(--font-data); font-size: var(--type-data); color: var(--theme-text-muted); }
.home-activities small { grid-column: 2; color: var(--theme-text-secondary); }
.home-activities a > span:last-child { grid-column: 3; grid-row: 1 / 3; align-self: center; }
.home-activities a:hover { color: var(--color-signal); }
.home-business-copy { max-width: 40rem; }
.home-business-copy > p { font-size: var(--type-body-l); color: var(--theme-text-secondary); }
.home-business-copy > p + p { margin-block-start: var(--space-5); }
.home-business-copy .button-link { margin-block-start: var(--space-8); }
.home-service-scope { display: grid; margin: var(--space-10) 0 0; padding: 0; list-style: none; border-block-start: var(--border-hairline) solid var(--theme-border); }
.home-service-scope li { padding-block: var(--space-5); border-block-end: var(--border-hairline) solid var(--theme-border); font-size: var(--type-body-l); }
.home-main .contact-cta { margin-block-start: 0; }
.home-main .contact-cta__statement { max-width: none; font-size: var(--type-ja-display-max); line-height: 1.35; }
@media (min-width: 48rem) {
  .home-main { --home-heading-inset: calc(var(--space-16) + var(--space-8)); }
  .home-service-scope { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-service-scope li { padding-inline: var(--space-4); }
  .home-service-scope li:nth-child(even) { border-inline-start: var(--border-hairline) solid var(--theme-border); }
  .home-activities { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .home-activities--products { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-activities a { padding-inline: var(--space-4); }
  .home-activities a + a { border-inline-start: var(--border-hairline) solid var(--theme-border); }
}
@media (max-width: 29.999rem) {
  .home-hero__heading { font-size: clamp(1.65rem, 7.4vw, 2.25rem); line-height: 1.3; }
  .home-hero__description br { display: none; }
  .home-business-copy .button-link { width: 100%; }
}

@media (max-width: 47.999rem) {
  .home-main { --home-heading-inset: 0px; }
  .home-main .section-header {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-3);
  }
  .home-main .section-header__index { padding-block-start: 0; }
  .home-main .home-hero__content { padding-inline-start: 0; }
  .home-main .home-hero__index { display: none; }
}

@media (min-width: 64rem) {
  .home-service-scope { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .home-service-scope li + li { border-inline-start: var(--border-hairline) solid var(--theme-border); }
}

/* Color marks the business entrances while the chapter layout stays shared. */
.home-main .home-activities {
  gap: var(--space-3);
  border-block-start: 0;
}
.home-section--introduction .home-activities a:nth-child(2) { --home-accent: var(--home-products-accent); }
.home-section--introduction .home-activities a:nth-child(3) { --home-accent: var(--home-publishing-accent); }
.home-main .home-activities a {
  min-height: 8rem;
  padding: var(--space-6) var(--space-5);
  border: var(--border-hairline) solid var(--home-accent);
  background: var(--home-accent);
  color: var(--color-on-signal);
  transition: background-color var(--duration-normal) var(--easing-standard), transform var(--duration-normal) var(--easing-standard), opacity var(--duration-slow) var(--easing-enter);
}
.home-main .home-activities__number,
.home-main .home-activities small { color: var(--color-on-signal); }
.home-main .home-activities a > span:last-child {
  transition: translate var(--duration-normal) var(--easing-standard);
}
.home-main .home-activities a:hover,
.home-main .home-activities a:focus-visible {
  background: color-mix(in srgb, var(--home-accent) 82%, black);
  transform: translateY(-4px);
}
.home-main .home-activities a:hover > span:last-child,
.home-main .home-activities a:focus-visible > span:last-child { translate: 3px 0; }
.home-main .home-service-scope {
  gap: var(--space-3);
  border-block-start: 0;
}
.home-main .home-service-scope li {
  padding: var(--space-5);
  border: var(--border-hairline) solid color-mix(in srgb, var(--home-accent) 25%, var(--color-bg));
  border-block-start: 3px solid var(--home-accent);
  background: color-mix(in srgb, var(--home-accent) 12%, var(--color-bg));
  color: var(--theme-text);
}
.home-main .home-section__action .button-link {
  border-color: var(--home-accent);
  background: var(--home-accent);
  color: var(--color-on-signal);
}
.home-main .home-section__action .button-link:hover,
.home-main .home-section__action .button-link:focus-visible {
  background: color-mix(in srgb, var(--home-accent) 82%, black);
}
@media (prefers-reduced-motion: reduce) {
  .home-main .home-activities a:hover,
  .home-main .home-activities a:focus-visible { transform: none; }
  .home-main .home-activities a > span:last-child { translate: none; }
  .home-main [data-reveal] { --reveal-delay: 0ms !important; }
}