.page-home {
  --home-panel: rgba(8, 19, 31, 0.62);
  --home-hairline: rgba(192, 138, 78, 0.22);
  --home-ink-text: rgba(246, 241, 231, 0.76);
}

/* ---------- Hero ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(165deg, var(--ink-900) 0%, var(--ink-800) 52%, var(--ink-700) 100%);
  padding: clamp(28px, 5vw, 52px) 0 clamp(56px, 8vw, 104px);
}

.page-home .hero__wash {
  position: absolute;
  left: -22%;
  bottom: -36%;
  width: 86%;
  height: 82%;
  border-radius: 46% 54% 38% 62% / 58% 42% 58% 42%;
  background: radial-gradient(circle at 35% 30%, rgba(192, 138, 78, 0.26), rgba(192, 138, 78, 0) 68%);
  transform: rotate(-12deg);
  pointer-events: none;
}

.page-home .hero::after {
  content: "";
  position: absolute;
  right: -16%;
  top: -22%;
  width: 62%;
  height: 72%;
  border-radius: 60% 40% 55% 45% / 45% 60% 40% 55%;
  background: radial-gradient(circle at 60% 40%, rgba(111, 191, 162, 0.16), rgba(111, 191, 162, 0) 70%);
  pointer-events: none;
}

.page-home .hero .container {
  position: relative;
  z-index: 1;
}

.page-home .hero .breadcrumb {
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-home .hero .breadcrumb__current {
  color: var(--copper-soft);
}

.page-home .hero__grid {
  display: grid;
  gap: clamp(30px, 5vw, 50px);
}

.page-home .hero__intro .eyebrow {
  display: block;
  margin-bottom: 14px;
}

.page-home .hero h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(30px, 6.4vw, 54px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 0 0 18px;
  max-width: 18ch;
  text-wrap: balance;
}

.page-home .hero__intro .lede {
  color: var(--home-ink-text);
  font-size: clamp(15px, 2.1vw, 17px);
  line-height: 1.8;
  max-width: 44ch;
  margin: 0;
}

.page-home .hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 20px;
  margin: 28px 0 30px;
  padding: 0;
  list-style: none;
}

.page-home .hero__facts li {
  border-left: 2px solid var(--copper);
  padding-left: 12px;
}

.page-home .hero__fact-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(20px, 3.6vw, 27px);
  line-height: 1.1;
  color: var(--copper-soft);
}

.page-home .hero__fact-label {
  display: block;
  margin-top: 5px;
  font-size: 12.5px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--slate);
}

.page-home .hero__index {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(192, 138, 78, 0.34);
  border-radius: var(--radius-lg);
  background: var(--home-panel);
  padding: clamp(16px, 3vw, 26px);
}

.page-home .hero__index-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-home .hero__index-inner {
  position: relative;
  z-index: 1;
}

.page-home .hero__index-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--home-hairline);
}

.page-home .hero__index-head .mono-label {
  color: var(--copper-soft);
}

.page-home .hero__index-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--celadon);
  box-shadow: 0 0 0 4px rgba(111, 191, 162, 0.16);
  animation: home-pulse 3.6s ease-in-out infinite;
}

@keyframes home-pulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

.page-home .hero__list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
}

.page-home .hero__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 3px 12px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--home-hairline);
}

.page-home .hero__row:last-child {
  border-bottom: 0;
}

.page-home .hero__code {
  grid-column: 1;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--copper-soft);
}

.page-home .hero__name {
  grid-column: 1;
  font-size: 14.5px;
  line-height: 1.5;
  color: rgba(246, 241, 231, 0.94);
}

.page-home .hero__row .status {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
}

.page-home .hero__more {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--copper-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 178, 124, 0.45);
  padding-bottom: 2px;
}

.page-home .hero__more:hover,
.page-home .hero__more:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- Versions ---------- */
.page-home .versions__grid {
  display: grid;
  gap: clamp(28px, 4vw, 46px);
  margin-top: clamp(26px, 4vw, 40px);
}

.page-home .versions__track {
  position: relative;
  padding-left: 26px;
}

.page-home .versions__track::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--copper), rgba(192, 138, 78, 0.12));
}

.page-home .version-bar {
  position: relative;
  padding: 0 0 28px 0;
}

.page-home .version-bar:last-of-type {
  padding-bottom: 20px;
}

.page-home .version-bar::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--celadon);
  box-shadow: 0 0 0 4px rgba(111, 191, 162, 0.16);
}

.page-home .version-bar__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ink-900);
  background: var(--copper-soft);
  padding: 3px 10px;
  border-radius: 3px;
}

.page-home .version-bar__range {
  display: block;
  margin: 12px 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--paper-ink);
}

.page-home .version-bar__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper-ink);
}

.page-home .versions__link {
  display: inline-block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--ink-700);
  text-decoration: none;
  border-bottom: 1px solid var(--copper);
  padding-bottom: 2px;
}

.page-home .versions__link:hover,
.page-home .versions__link:focus-visible {
  color: var(--ink-900);
  border-bottom-color: var(--ink-900);
}

.page-home .media-frame {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--paper-dim);
}

.page-home .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .section--ink .media-frame {
  border-color: rgba(217, 178, 124, 0.24);
  background: rgba(11, 27, 43, 0.82);
}

.page-home .media-frame__caption {
  display: block;
  padding: 12px 16px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--slate);
}

.page-home .section--paper .media-frame__caption {
  color: var(--paper-ink);
  background: var(--paper-dim);
}

/* ---------- Index wall ---------- */
.page-home .wall__grid {
  display: grid;
  gap: clamp(14px, 2.2vw, 22px);
  margin-top: clamp(26px, 4vw, 40px);
}

.page-home .wall__card {
  position: relative;
  border: 1px solid rgba(217, 178, 124, 0.2);
  border-radius: var(--radius-lg);
  background: linear-gradient(158deg, rgba(18, 49, 74, 0.86), rgba(11, 27, 43, 0.94));
  overflow: hidden;
  transition: border-color 240ms var(--ease), transform 240ms var(--ease);
}

.page-home .wall__card:hover {
  border-color: rgba(217, 178, 124, 0.45);
}

.page-home .wall__card[open] {
  border-color: rgba(192, 138, 78, 0.55);
}

.page-home .wall__summary {
  position: relative;
  display: grid;
  gap: 12px;
  padding: clamp(18px, 2.4vw, 24px);
  cursor: pointer;
  list-style: none;
}

.page-home .wall__summary::-webkit-details-marker {
  display: none;
}

.page-home .wall__summary::before {
  content: "";
  position: absolute;
  left: clamp(18px, 2.4vw, 24px);
  top: -1px;
  width: 36px;
  height: 2px;
  background: var(--copper);
}

.page-home .wall__summary::after {
  content: "＋";
  position: absolute;
  right: clamp(16px, 2.2vw, 22px);
  bottom: clamp(14px, 2vw, 20px);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  color: var(--copper);
}

.page-home .wall__card[open] .wall__summary::after {
  content: "－";
}

.page-home .wall__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.page-home .wall__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(17px, 2.4vw, 20px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
  max-width: 26ch;
}

.page-home .wall__body {
  padding: 0 clamp(18px, 2.4vw, 24px) clamp(18px, 2.4vw, 22px);
  border-top: 1px solid rgba(217, 178, 124, 0.14);
  margin-top: 2px;
  padding-top: 16px;
}

.page-home .wall__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--home-ink-text);
}

.page-home .wall__meta {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--slate);
}

/* ---------- Help ---------- */
.page-home .help__grid {
  display: grid;
  gap: clamp(30px, 4vw, 50px);
}

.page-home .help__list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-home .help__item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.page-home .help__item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-home .help__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--copper);
  padding-top: 4px;
}

.page-home .help__item h3 {
  grid-column: 2;
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(17px, 2.3vw, 20px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink-900);
}

.page-home .help__item p {
  grid-column: 2;
  margin: 6px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--paper-ink);
}

.page-home .help__copy .btn-row {
  margin-top: 26px;
}

/* ---------- Categories ---------- */
.page-home .cats__scroller {
  margin-top: clamp(24px, 3.6vw, 36px);
  margin-inline: calc(var(--gutter) * -1);
  padding: 4px var(--gutter) 18px;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--copper) transparent;
}

.page-home .cats__list {
  display: flex;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .cats__item {
  flex: 0 0 clamp(178px, 62vw, 232px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-height: 148px;
  padding: 16px;
  border: 1px solid rgba(217, 178, 124, 0.22);
  border-radius: 14px;
  background: rgba(18, 49, 74, 0.58);
  transition: border-color 220ms var(--ease), background 220ms var(--ease);
}

.page-home .cats__item:hover {
  border-color: rgba(217, 178, 124, 0.5);
  background: rgba(18, 49, 74, 0.84);
}

.page-home .cats__item .index-tag {
  align-self: flex-start;
}

.page-home .cats__name {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-home .cats__freq {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.03em;
  color: var(--slate);
}

.page-home .cats__item .status {
  margin-top: auto;
  align-self: flex-start;
}

.page-home .cats__hint {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--home-ink-text);
}

.page-home .cats__hint a {
  color: var(--copper-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 178, 124, 0.45);
}

.page-home .cats__hint a:hover,
.page-home .cats__hint a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- Revisit ---------- */
.page-home .revisit__grid {
  display: grid;
  gap: clamp(30px, 4vw, 52px);
}

.page-home .revisit__title {
  margin: 14px 0 18px;
  font-family: var(--font-head);
  font-size: clamp(23px, 4.2vw, 34px);
  font-weight: 700;
  line-height: 1.32;
  color: var(--ink-900);
  max-width: 22ch;
}

.page-home .revisit__text {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--paper-ink);
  max-width: 52ch;
}

.page-home .revisit__code {
  margin: 22px 0;
  padding: 20px 22px;
  border-left: 3px solid var(--copper);
  background: var(--paper-dim);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-home .revisit__code .mono-label {
  color: var(--paper-ink);
}

.page-home .revisit__sample {
  margin: 10px 0 14px;
  font-family: var(--font-mono);
  font-size: clamp(22px, 4vw, 30px);
  letter-spacing: 0.06em;
  color: var(--ink-900);
}

.page-home .revisit__legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-home .revisit__legend li {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--paper-ink);
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 10px;
}

.page-home .revisit__legend b {
  font-family: var(--font-mono);
  font-weight: 400;
  color: var(--copper);
  letter-spacing: 0.05em;
}

.page-home .revisit__side {
  display: grid;
  gap: clamp(18px, 3vw, 26px);
}

.page-home .revisit__side-block {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 26px);
  background: var(--paper);
}

.page-home .revisit__side-block--figure {
  padding: 0;
  border: 0;
  background: transparent;
}

.page-home .revisit__side-block h3 {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: clamp(17px, 2.4vw, 20px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink-900);
}

.page-home .revisit__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: revisit;
}

.page-home .revisit__steps li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--paper-ink);
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
}

.page-home .revisit__steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .revisit__steps span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--copper);
  padding-top: 3px;
}

.page-home .revisit__steps a {
  color: var(--ink-700);
  text-decoration: none;
  border-bottom: 1px solid var(--copper);
}

.page-home .revisit__steps a:hover,
.page-home .revisit__steps a:focus-visible {
  color: var(--ink-900);
  border-bottom-color: var(--ink-900);
}

/* ---------- Reach ---------- */
.page-home .reach__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-home .reach__title {
  margin: 14px 0 16px;
  font-family: var(--font-head);
  font-size: clamp(23px, 4.2vw, 34px);
  font-weight: 700;
  line-height: 1.32;
  color: var(--paper);
  max-width: 20ch;
}

.page-home .reach__text {
  margin: 0 0 26px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--home-ink-text);
  max-width: 46ch;
}

.page-home .reach__facts {
  border-top: 1px solid rgba(217, 178, 124, 0.3);
  padding-top: clamp(20px, 3vw, 26px);
}

.page-home .reach__list {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-home .reach__list > div {
  display: grid;
  gap: 5px;
}

.page-home .reach__list dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--copper-soft);
}

.page-home .reach__list dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: rgba(246, 241, 231, 0.92);
  overflow-wrap: anywhere;
}

.page-home .reach__note {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.78;
  color: var(--slate);
}

/* ---------- Motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-home .hero__index-pulse {
    animation: none;
    opacity: 1;
  }

  .page-home .wall__card,
  .page-home .cats__item {
    transition: none;
  }
}

/* ---------- Larger screens ---------- */
@media (min-width: 720px) {
  .page-home .hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px 16px;
  }

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

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    gap: clamp(36px, 4.5vw, 64px);
  }

  .page-home .hero__index {
    margin-top: 8px;
  }

  .page-home .versions__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-home .help__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }

  .page-home .help__figure {
    order: 2;
  }

  .page-home .cats__scroller {
    overflow: visible;
    margin-inline: 0;
    padding: 0;
  }

  .page-home .cats__list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }

  .page-home .cats__item {
    flex: none;
    min-height: 156px;
  }

  .page-home .revisit__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-home .reach__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-home .reach__facts {
    padding-top: 0;
    border-top: 0;
    padding-left: clamp(20px, 3vw, 32px);
    border-left: 1px solid rgba(217, 178, 124, 0.3);
  }

  .page-home .reach__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 24px;
  }
}

@media (min-width: 1060px) {
  .page-home .wall__grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-home .wall__card:nth-child(1) {
    grid-column: span 4;
  }

  .page-home .wall__card:nth-child(2) {
    grid-column: span 2;
  }

  .page-home .wall__card:nth-child(3) {
    grid-column: span 2;
  }

  .page-home .wall__card:nth-child(4) {
    grid-column: span 4;
  }

  .page-home .wall__card:nth-child(5) {
    grid-column: span 3;
  }

  .page-home .wall__card:nth-child(6) {
    grid-column: span 3;
  }
}
<<<END>>>