.page-about {
  --about-line: rgba(176, 190, 197, 0.28);
  background-color: var(--color-pitch);
  color: var(--color-white);
}

.page-about .about-hero {
  position: relative;
  padding: 28px 0 56px;
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 54%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, transparent 12%, rgba(0, 230, 118, 0.08) 12%, rgba(0, 230, 118, 0.04) 100%);
  transform: skewX(-8deg);
  pointer-events: none;
}

.page-about .about-hero__inner {
  display: grid;
  gap: 28px;
  align-items: center;
}

.page-about .about-hero__content {
  position: relative;
  z-index: 1;
}

.page-about .about-hero__kicker {
  color: var(--color-green);
  font-weight: 700;
  letter-spacing: 0.12em;
  margin-bottom: 16px;
}

.page-about .about-hero__title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
}

.page-about .about-hero__lead {
  color: var(--color-gray);
  font-size: 1.05rem;
  line-height: 1.75;
  max-width: 56ch;
  margin: 0 0 24px;
}

.page-about .about-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 18px;
  align-items: center;
}

.page-about .about-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-right: 18px;
  border-right: 1px solid var(--about-line);
}

.page-about .about-hero__stat:last-of-type {
  border-right: 0;
}

.page-about .about-hero__num {
  font-family: var(--font-num);
  font-style: italic;
  font-size: 2rem;
  line-height: 1;
  color: var(--color-white);
}

.page-about .about-hero__unit {
  font-size: 1rem;
  color: var(--color-silver);
  margin-left: 2px;
}

.page-about .about-hero__label {
  font-size: 0.78rem;
  color: var(--color-gray);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-about .about-hero__cta {
  margin-left: 0;
}

.page-about .about-hero__figure {
  position: relative;
  margin: 0;
  background: var(--color-card);
  border: 1px solid var(--about-line);
  padding: 6px;
}

.page-about .about-hero__figure::before {
  content: "";
  position: absolute;
  right: -10px;
  bottom: -10px;
  width: 62%;
  height: 62%;
  background: linear-gradient(135deg, transparent 45%, rgba(255, 23, 68, 0.55) 45%);
  z-index: 0;
  pointer-events: none;
}

.page-about .about-hero__img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  clip-path: polygon(6% 0, 100% 0, 100% 100%, 0 100%);
}

.page-about .about-hero__caption {
  position: relative;
  z-index: 1;
  padding: 12px 10px 4px;
  font-size: 0.85rem;
  color: var(--color-gray);
}

.page-about .about-timeline {
  padding: 64px 0 24px;
}

.page-about .about-timeline__head {
  margin-bottom: 40px;
}

.page-about .about-timeline__list {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-about .about-timeline__list::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 24px;
  left: 14px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-green), var(--color-silver) 70%, transparent);
}

.page-about .about-timeline__item {
  position: relative;
  padding: 0 0 36px 44px;
}

.page-about .about-timeline__item:last-child {
  padding-bottom: 8px;
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  width: 14px;
  height: 14px;
  background: var(--color-pitch);
  border: 3px solid var(--color-green);
  transform: rotate(45deg);
}

.page-about .about-timeline__era {
  display: inline-block;
  font-family: var(--font-num);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--color-green);
  padding: 2px 10px;
  border: 1px solid var(--about-line);
  background: rgba(0, 230, 118, 0.06);
  margin-bottom: 10px;
}

.page-about .about-timeline__content {
  background: var(--color-card);
  border-left: 3px solid var(--color-red);
  padding: 18px 20px;
}

.page-about .about-timeline__content h3 {
  font-size: 1.1rem;
  margin: 0 0 8px;
}

.page-about .about-timeline__content p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-gray);
  line-height: 1.7;
}

.page-about .about-timeline__figure {
  margin: 32px 0 0;
  background: var(--color-card);
  border: 1px solid var(--about-line);
  padding: 6px;
}

.page-about .about-timeline__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-timeline__figcaption {
  padding: 12px 10px 4px;
  font-size: 0.85rem;
  color: var(--color-gray);
}

.page-about .about-cap {
  padding: 64px 0;
}

.page-about .about-cap__grid {
  display: grid;
  gap: 20px;
  margin: 32px 0 24px;
}

.page-about .about-cap__block {
  position: relative;
  background: var(--color-card);
  border: 1px solid var(--about-line);
  border-top: 3px solid var(--color-green);
  padding: 22px;
}

.page-about .about-cap__block:nth-child(2) {
  border-top-color: var(--color-red);
}

.page-about .about-cap__block:nth-child(3) {
  border-top-color: var(--color-yellow);
}

.page-about .about-cap__step {
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-num);
  font-style: italic;
  font-size: 1.8rem;
  color: var(--color-silver);
  opacity: 0.5;
}

.page-about .about-cap__block h3 {
  margin: 0 48px 10px 0;
  font-size: 1.15rem;
}

.page-about .about-cap__block p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-gray);
  line-height: 1.7;
}

.page-about .about-cap__panel {
  display: grid;
  gap: 24px;
  background: rgba(22, 32, 29, 0.8);
  border: 1px solid var(--about-line);
  padding: 20px;
  margin: 24px 0;
}

.page-about .about-cap__visual {
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--color-card);
  border: 1px solid var(--about-line);
  padding: 16px;
}

.page-about .about-cap__svg {
  width: 100%;
  max-width: 420px;
  height: auto;
}

.page-about .about-cap__svg text {
  font-family: var(--font-body);
}

.page-about .about-cap__arc {
  fill: none;
  stroke-width: 16;
}

.page-about .about-cap__arc--a {
  stroke: var(--color-green);
}

.page-about .about-cap__arc--b {
  stroke: var(--color-red);
}

.page-about .about-cap__arc--c {
  stroke: var(--color-yellow);
}

.page-about .about-cap__arc--d {
  stroke: var(--color-silver);
}

.page-about .about-cap__inner {
  fill: var(--color-card);
  stroke: var(--color-silver);
  stroke-width: 1;
}

.page-about .about-cap__center-num {
  font-family: var(--font-num);
  font-style: italic;
  font-size: 2.1rem;
  fill: var(--color-green);
}

.page-about .about-cap__center-label {
  font-size: 0.8rem;
  fill: var(--color-gray);
  letter-spacing: 0.08em;
}

.page-about .about-cap__groups h3 {
  font-size: 1.05rem;
  margin: 0 0 12px;
}

.page-about .about-cap__groups ul {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
}

.page-about .about-cap__groups li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(176, 190, 197, 0.15);
  color: var(--color-white);
  font-size: 0.95rem;
}

.page-about .about-cap__dot {
  width: 10px;
  height: 10px;
  transform: rotate(45deg);
  flex: 0 0 10px;
}

.page-about .about-cap__dot--a {
  background: var(--color-green);
}

.page-about .about-cap__dot--b {
  background: var(--color-red);
}

.page-about .about-cap__dot--c {
  background: var(--color-yellow);
}

.page-about .about-cap__dot--d {
  background: var(--color-silver);
}

.page-about .about-cap__groups p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-gray);
  line-height: 1.7;
}

.page-about .about-cap__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 28px;
}

.page-about .about-cap__stat {
  position: relative;
  background: var(--color-card);
  border: 1px solid var(--about-line);
  padding: 22px 18px;
  overflow: hidden;
}

.page-about .about-cap__stat::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, transparent 0%, transparent 50%, rgba(0, 230, 118, 0.35) 50%, rgba(0, 230, 118, 0.35) 100%);
}

.page-about .about-cap__num {
  display: block;
  font-family: var(--font-num);
  font-style: italic;
  font-size: 2rem;
  line-height: 1;
  color: var(--color-white);
}

.page-about .about-cap__suffix {
  font-size: 1.1rem;
  color: var(--color-red);
  margin-left: 2px;
}

.page-about .about-cap__desc {
  display: block;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--color-gray);
  letter-spacing: 0.05em;
}

.page-about .about-honor {
  padding: 64px 0;
  background: rgba(22, 32, 29, 0.4);
  border-top: 1px solid var(--about-line);
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-honor__grid {
  display: grid;
  gap: 20px;
  margin-top: 36px;
}

.page-about .about-honor__card {
  position: relative;
  background: var(--color-card);
  border: 1px solid var(--about-line);
}

.page-about .about-honor__card[open] {
  border-color: var(--color-green);
}

.page-about .about-honor__card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 18px;
  width: 42px;
  height: 6px;
  background: var(--color-red);
}

.page-about .about-honor__card:nth-child(2)::before {
  background: var(--color-yellow);
}

.page-about .about-honor__card:nth-child(3)::before {
  background: var(--color-green);
}

.page-about .about-honor__card:nth-child(4)::before {
  background: var(--color-silver);
}

.page-about .about-honor__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 20px;
  cursor: pointer;
  list-style: none;
}

.page-about .about-honor__summary::-webkit-details-marker {
  display: none;
}

.page-about .about-honor__summary::marker {
  content: "";
}

.page-about .about-honor__summary:focus-visible {
  outline: 2px solid var(--color-green);
  outline-offset: 2px;
}

.page-about .about-honor__tag {
  font-size: 0.78rem;
  padding: 3px 8px;
  background: rgba(0, 230, 118, 0.12);
  color: var(--color-green);
  border: 1px solid rgba(0, 230, 118, 0.4);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.page-about .about-honor__name {
  flex: 1;
  min-width: 180px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--color-white);
}

.page-about .about-honor__mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  background: var(--color-pitch);
  border: 1px solid var(--about-line);
  color: var(--color-green);
  font-size: 1.3rem;
  line-height: 1;
  transition: transform 0.2s ease;
}

.page-about .about-honor__card[open] .about-honor__mark {
  transform: rotate(45deg);
}

.page-about .about-honor__detail {
  border-top: 1px solid rgba(176, 190, 197, 0.2);
  padding: 16px 20px 20px;
}

.page-about .about-honor__detail p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-gray);
  line-height: 1.7;
}

.page-about .about-ops {
  padding: 64px 0;
}

.page-about .about-ops__grid {
  display: grid;
  gap: 20px;
  margin: 32px 0;
}

.page-about .about-ops__block {
  padding: 22px;
  border: 1px solid var(--about-line);
  background: var(--color-card);
}

.page-about .about-ops__block h3 {
  font-size: 1.1rem;
  margin: 0 0 10px;
  color: var(--color-white);
}

.page-about .about-ops__block p {
  margin: 0 0 16px;
  font-size: 0.95rem;
  color: var(--color-gray);
  line-height: 1.7;
}

.page-about .about-ops__figure {
  margin: 24px 0 0;
  background: var(--color-card);
  border: 1px solid var(--about-line);
  padding: 6px;
  max-width: 720px;
}

.page-about .about-ops__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-ops__figcaption {
  padding: 12px 10px 4px;
  font-size: 0.85rem;
  color: var(--color-gray);
}

.page-about .about-callout {
  padding: 24px 0 72px;
}

.page-about .about-callout__inner {
  position: relative;
  overflow: hidden;
  background: var(--color-card);
  border: 1px solid var(--color-red);
  padding: 32px 24px;
}

.page-about .about-callout__inner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-green), var(--color-red), var(--color-yellow));
}

.page-about .about-callout__inner::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 160px;
  height: 160px;
  background: var(--color-red);
  transform: rotate(45deg);
  opacity: 0.9;
}

.page-about .about-callout__title,
.page-about .about-callout__text,
.page-about .about-callout__actions {
  position: relative;
  z-index: 1;
}

.page-about .about-callout__title {
  margin: 0 0 10px;
  font-size: 1.6rem;
}

.page-about .about-callout__text {
  margin: 0 0 20px;
  max-width: 60ch;
  color: var(--color-gray);
  line-height: 1.7;
}

.page-about .about-callout__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 820px) {
  .page-about .about-hero__inner {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
  }

  .page-about .about-hero__cta {
    margin-left: auto;
  }

  .page-about .about-timeline__list::before {
    left: 159px;
  }

  .page-about .about-timeline__item {
    display: grid;
    grid-template-columns: 150px 1fr;
    column-gap: 32px;
    padding: 0 0 36px;
  }

  .page-about .about-timeline__item:last-child {
    padding-bottom: 8px;
  }

  .page-about .about-timeline__item::before {
    left: 152px;
    top: 8px;
  }

  .page-about .about-timeline__era {
    display: block;
    justify-self: end;
    align-self: start;
    text-align: right;
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--color-silver);
    padding: 0 0 6px;
    margin-bottom: 0;
  }

  .page-about .about-cap__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about .about-cap__panel {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .page-about .about-cap__stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-about .about-honor__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-about .about-ops__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}