.page-about {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-about .mono {
  font-family: var(--font-mono);
}

.page-about .about-hero {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding-top: calc(var(--header-h) + 1.25rem);
  padding-bottom: 2.75rem;
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245, 240, 230, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 240, 230, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--ember) 0, var(--ember) 38%, var(--electric) 38%, var(--electric) 42%, transparent 42%);
  opacity: 0.85;
}

.page-about .about-hero .breadcrumb {
  color: rgba(245, 240, 230, 0.5);
  margin-bottom: 2.25rem;
}

.page-about .about-hero .breadcrumb a {
  color: rgba(245, 240, 230, 0.78);
}

.page-about .about-hero .breadcrumb a:hover {
  color: var(--ember);
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.page-about .about-hero__index {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.14em;
  color: rgba(245, 240, 230, 0.55);
  margin: 0 0 1.25rem;
}

.page-about .about-hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.5rem, 6vw, 4.4rem);
  line-height: 1.03;
  letter-spacing: 0.02em;
  margin: 0 0 0.75rem;
}

.page-about .about-hero__slogan {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  color: var(--ember);
  border-bottom: 3px solid var(--ember);
  padding-bottom: 0.2rem;
  margin: 0 0 1.1rem;
  letter-spacing: 0.04em;
}

.page-about .about-hero__lead {
  max-width: 42rem;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(245, 240, 230, 0.78);
  margin: 0 0 2rem;
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  padding: 1.1rem 1.25rem;
  background: rgba(245, 240, 230, 0.06);
  border: 1px solid rgba(245, 240, 230, 0.12);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.page-about .about-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.page-about .about-hero__stat-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.35rem, 2vw, 1.8rem);
  color: var(--electric);
  line-height: 1.1;
}

.page-about .about-hero__stat-label {
  font-size: 0.8125rem;
  color: rgba(245, 240, 230, 0.62);
}

.page-about .about-hero__figure {
  margin: 0;
}

.page-about .about-hero__frame {
  position: relative;
  max-width: 520px;
  margin-left: auto;
  padding: 10px;
  border: 1px solid rgba(245, 240, 230, 0.2);
  outline: 1px solid rgba(232, 93, 42, 0.5);
  outline-offset: 6px;
  background: var(--ink-2);
}

.page-about .about-hero__frame::before,
.page-about .about-hero__frame::after {
  content: "";
  position: absolute;
  width: 28px;
  height: 28px;
  border-color: var(--ember);
  border-style: solid;
}

.page-about .about-hero__frame::before {
  top: -8px;
  left: -8px;
  border-width: 2px 0 0 2px;
}

.page-about .about-hero__frame::after {
  bottom: -8px;
  right: -8px;
  border-width: 0 2px 2px 0;
}

.page-about .about-hero__frame img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.page-about .about-hero__caption {
  margin-top: 1rem;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: rgba(245, 240, 230, 0.5);
  letter-spacing: 0.1em;
}

.page-about .about-toc {
  background: var(--ink);
  color: var(--paper);
  border-top: 1px solid rgba(245, 240, 230, 0.08);
  padding: 0.75rem 0 1.5rem;
}

.page-about .about-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
}

.page-about .about-toc__list a {
  color: rgba(245, 240, 230, 0.68);
  text-decoration: none;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  padding-bottom: 2px;
  position: relative;
}

.page-about .about-toc__list a:hover {
  color: var(--paper);
}

.page-about .about-toc__list a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--ember);
  transition: right 200ms ease;
}

.page-about .about-toc__list a:hover::after {
  right: 0;
}

.page-about .about-toc__list .mono {
  color: var(--ember);
  font-size: 0.75rem;
}

.page-about .about-mission {
  padding: 5rem 0 4.5rem;
  background: var(--paper);
}

.page-about .about-mission__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-top: 2.5rem;
}

.page-about .about-mission__main p {
  font-size: 1rem;
  line-height: 1.9;
  margin: 0 0 1.1rem;
}

.page-about .about-mission__lead {
  font-size: 1.25rem;
  line-height: 1.75;
  font-weight: 600;
}

.page-about .about-mission__note {
  background: var(--ink);
  color: var(--paper);
  padding: 1.75rem 1.5rem;
  align-self: start;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-about .about-mission__note-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--ember);
  display: block;
  margin-bottom: 0.75rem;
}

.page-about .about-mission__note p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(245, 240, 230, 0.82);
}

.page-about .about-journey {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding: 5rem 0 4.5rem;
  overflow: hidden;
}

.page-about .about-journey::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 180px;
  height: 100%;
  background: radial-gradient(circle at 0 50%, rgba(232, 93, 42, 0.12), transparent 70%);
  pointer-events: none;
}

.page-about .about-journey__intro {
  max-width: 640px;
  margin: 0 0 2.5rem;
  font-size: 1.05rem;
  line-height: 1.8;
  color: rgba(245, 240, 230, 0.62);
}

.page-about .about-journey__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.page-about .about-journey__timeline {
  position: relative;
}

.page-about .about-journey__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 2.25rem;
  border-left: 2px solid rgba(216, 205, 187, 0.18);
}

.page-about .about-journey__item {
  position: relative;
  padding-bottom: 2.5rem;
}

.page-about .about-journey__item::before {
  content: "";
  position: absolute;
  left: -2.25rem;
  top: 0.25rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--ink);
  border: 3px solid var(--ember);
  box-shadow: 0 0 0 1px var(--ember), 0 0 14px rgba(232, 93, 42, 0.45);
}

.page-about .about-journey__year {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--electric);
  margin: 0 0 0.4rem;
  line-height: 1.1;
}

.page-about .about-journey__item-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.03em;
  margin: 0 0 0.5rem;
  color: var(--paper);
}

.page-about .about-journey__desc {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(245, 240, 230, 0.68);
}

.page-about .about-journey__figure {
  margin: 0;
}

.page-about .about-journey__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(245, 240, 230, 0.14);
  outline: 1px solid rgba(42, 134, 255, 0.28);
  outline-offset: 6px;
  background: var(--ink-2);
}

.page-about .about-journey__figure figcaption {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: rgba(245, 240, 230, 0.5);
}

.page-about .about-data {
  position: relative;
  background: var(--paper);
  color: var(--ink);
  padding: 5rem 0 4.5rem;
}

.page-about .about-data::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 95% 10%, rgba(42, 134, 255, 0.08), transparent 40%);
  pointer-events: none;
}

.page-about .about-data__intro {
  max-width: 760px;
  margin-top: 2rem;
}

.page-about .about-data__lead {
  font-size: 1.35rem;
  line-height: 1.75;
  font-weight: 600;
}

.page-about .about-data__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2.5rem;
}

.page-about .about-data__main p {
  font-size: 1rem;
  line-height: 1.9;
  margin: 0 0 1.2rem;
}

.page-about .about-data__checkpoint {
  position: relative;
  display: inline-block;
  margin: 0.6rem 0 1.4rem;
}

.page-about .about-data__checkpoint-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--ember);
  color: var(--paper);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.45rem 0.85rem;
  letter-spacing: 0.04em;
}

.page-about .about-data__checkpoint-tag::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.page-about .about-data__hover-note {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-top: 0.6rem;
  padding: 0.9rem 1rem;
  background: var(--ink);
  color: var(--paper);
  font-size: 0.8125rem;
  line-height: 1.8;
  border-left: 3px solid var(--electric);
}

.page-about .about-data__side {
  background: var(--glass-light);
  border: 1px solid var(--sand);
  padding: 1.5rem 1.75rem;
}

.page-about .about-data__side-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.05em;
  margin: 0 0 0.5rem;
  color: var(--ember);
}

.page-about .about-data__side-title:not(:first-child) {
  margin-top: 1.5rem;
}

.page-about .about-data__side-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem 1rem;
}

.page-about .about-data__side-list li {
  font-size: 0.9375rem;
  line-height: 1.6;
  padding-left: 0.9rem;
  position: relative;
}

.page-about .about-data__side-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  background: var(--electric);
}

.page-about .about-data__side-text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--ash);
}

.page-about .about-data__figure {
  margin: 3rem 0 0;
}

.page-about .about-data__figure img {
  display: block;
  width: 100%;
  height: auto;
  background: var(--glass-light);
  border: 1px solid var(--sand);
}

.page-about .about-data__figure figcaption {
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--ash);
  text-align: right;
}

.page-about .about-data__facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--sand);
  border: 1px solid var(--sand);
  margin-top: 2.5rem;
}

.page-about .about-data__fact {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  background: var(--paper);
  padding: 1.25rem 1rem;
}

.page-about .about-data__fact-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--ink);
}

.page-about .about-data__fact-label {
  font-size: 0.875rem;
  color: var(--ash);
}

.page-about .about-local {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding: 5rem 0 4.5rem;
  overflow: hidden;
}

.page-about .about-local::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 240px;
  height: 240px;
  border: 2px solid rgba(42, 134, 255, 0.14);
  transform: rotate(45deg);
  pointer-events: none;
}

.page-about .about-local__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.page-about .about-local__lead {
  font-size: 1.2rem;
  line-height: 1.75;
  color: rgba(245, 240, 230, 0.88);
  margin-bottom: 1.5rem;
}

.page-about .about-local__list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-about .about-local__list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(245, 240, 230, 0.75);
}

.page-about .about-local__list li::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  color: var(--ember);
}

.page-about .about-local__note {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(245, 240, 230, 0.6);
  border-left: 3px solid var(--electric);
  padding-left: 1rem;
}

.page-about .about-local__panel {
  position: relative;
  background: var(--ink-2);
  border: 1px solid rgba(245, 240, 230, 0.12);
  padding: 2rem 1.75rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-about .about-local__panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--ember), var(--electric));
}

.page-about .about-local__panel-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--ember);
  margin: 0 0 0.75rem;
}

.page-about .about-local__panel-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin: 0 0 0.75rem;
  color: var(--paper);
}

.page-about .about-local__panel-body {
  font-size: 0.9375rem;
  line-height: 1.85;
  color: rgba(245, 240, 230, 0.78);
  margin: 0 0 1.5rem;
}

.page-about .about-local__quote {
  margin: 0;
  padding: 1rem 0 0;
  border-top: 1px solid rgba(245, 240, 230, 0.12);
}

.page-about .about-local__quote p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: rgba(245, 240, 230, 0.85);
  font-style: italic;
}

.page-about .about-honor {
  background: var(--paper);
  padding: 5rem 0 4.5rem;
}

.page-about .about-honor .filter-bar {
  margin-top: 2rem;
}

.page-about .about-honor__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.page-about .about-honor__card {
  position: relative;
  background: var(--glass-light);
  border: 1px solid var(--sand);
  padding: 1.75rem 1.5rem;
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.page-about .about-honor__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--ember);
  transition: width 200ms ease;
}

.page-about .about-honor__card:hover {
  transform: translateY(-4px);
  border-color: var(--ember);
  box-shadow: 0 12px 28px rgba(26, 22, 20, 0.08);
}

.page-about .about-honor__card:hover::before {
  width: 100%;
}

.page-about .about-honor__year {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--ember);
  letter-spacing: 0.08em;
  margin: 0 0 0.75rem;
}

.page-about .about-honor__card-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: 0.02em;
  margin: 0 0 0.6rem;
  color: var(--ink);
}

.page-about .about-honor__card-text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(26, 22, 20, 0.75);
}

.page-about .about-honor__note {
  margin: 2rem 0 0;
  font-size: 0.875rem;
  color: var(--ash);
  border-top: 1px solid var(--sand);
  padding-top: 1rem;
}

.page-about .about-more {
  background: var(--ink);
  color: var(--paper);
  padding: 4.5rem 0 4rem;
}

.page-about .about-more__inner {
  position: relative;
  background: var(--ink-2);
  border: 1px solid rgba(245, 240, 230, 0.12);
  padding: 2.5rem 1.75rem;
  text-align: center;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-about .about-more__index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--ember);
  margin: 0 0 0.75rem;
}

.page-about .about-more__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  margin: 0 0 1.5rem;
}

.page-about .about-more__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.page-about .about-more .btn--ghost {
  border-color: rgba(245, 240, 230, 0.36);
  color: var(--paper);
}

.page-about .about-more .btn--ghost:hover {
  border-color: var(--ember);
  color: var(--paper);
}

@media (min-width: 768px) {
  .page-about .about-data__hover-note {
    position: absolute;
    bottom: calc(100% + 12px);
    left: 0;
    width: 280px;
    margin-top: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    transition: opacity 200ms ease, transform 200ms ease, visibility 200ms ease;
    z-index: 6;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.22);
  }

  .page-about .about-data__checkpoint:hover .about-data__hover-note,
  .page-about .about-data__checkpoint:focus-within .about-data__hover-note {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding-bottom: 3.5rem;
  }

  .page-about .about-hero__inner {
    grid-template-columns: 1.06fr 0.94fr;
    align-items: center;
    gap: 4rem;
  }

  .page-about .about-mission__grid {
    grid-template-columns: 1fr 300px;
    gap: 4rem;
    margin-top: 3rem;
  }

  .page-about .about-journey__layout {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
    gap: 4rem;
  }

  .page-about .about-journey__figure {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
  }

  .page-about .about-data__grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    align-items: start;
  }

  .page-about .about-data__facts {
    grid-template-columns: repeat(4, 1fr);
    margin-top: 3rem;
  }

  .page-about .about-local__layout {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 4rem;
    align-items: center;
  }

  .page-about .about-honor__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
    margin-top: 2.5rem;
  }
}