.page-about {
  --about-num-size: clamp(2.4rem, 6vw, 4rem);
  --about-timeline-col: 96px;
  --about-track-width: 2px;
}

.page-about .about-hero {
  background: var(--c-primary);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
  padding: 64px 0 72px;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(45deg, transparent 45%, rgba(255, 255, 255, 0.05) 46%, rgba(255, 255, 255, 0.05) 54%, transparent 55%),
    linear-gradient(-45deg, transparent 45%, rgba(255, 255, 255, 0.05) 46%, rgba(255, 255, 255, 0.05) 54%, transparent 55%);
  background-size: 52px 52px;
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  right: -64px;
  top: -64px;
  width: 220px;
  height: 220px;
  border: 32px solid var(--c-accent);
  border-radius: 50%;
  opacity: 0.7;
  pointer-events: none;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 40px;
}

.page-about .about-hero__copy {
  max-width: 640px;
}

.page-about .about-hero__kick {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--c-accent);
  text-transform: uppercase;
  margin: 0 0 20px;
}

.page-about .about-hero__kick-dot {
  width: 8px;
  height: 8px;
  background: var(--c-accent);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.2);
}

.page-about .about-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 10vw, 6rem);
  line-height: 0.95;
  letter-spacing: 0.01em;
  margin: 0 0 20px;
  display: flex;
  flex-direction: column;
}

.page-about .about-hero__title-em {
  color: var(--c-accent);
}

.page-about .about-hero__lead {
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.88);
  margin: 0 0 28px;
  max-width: 420px;
}

.page-about .about-hero__rule {
  width: 88px;
  height: 4px;
  background: var(--c-accent);
  margin-bottom: 26px;
}

.page-about .about-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-bottom: 32px;
}

.page-about .about-hero__meta-item {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.78);
}

.page-about .about-hero__meta-item strong {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--c-white);
  margin-right: 4px;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.page-about .about-hero__ghost {
  color: var(--c-white);
  border-color: rgba(255, 255, 255, 0.45);
}

.page-about .about-hero__ghost:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
}

.page-about .about-hero__side {
  display: none;
}

@media (min-width: 1024px) {
  .page-about .about-hero {
    padding: 96px 0 108px;
  }

  .page-about .about-hero__inner {
    grid-template-columns: 1fr 200px;
    align-items: center;
  }

  .page-about .about-hero__side {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    gap: 48px;
    height: 360px;
  }

  .page-about .about-hero__rotate {
    font-family: var(--font-body);
    font-size: 0.88rem;
    letter-spacing: 0.3em;
    color: rgba(255, 255, 255, 0.6);
    writing-mode: vertical-rl;
    text-orientation: mixed;
    white-space: nowrap;
  }

  .page-about .about-hero__stamp {
    width: 108px;
    height: 108px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.2rem;
    line-height: 1.1;
    text-align: center;
    color: var(--c-accent);
    transform: rotate(6deg);
  }
}

.page-about .about-intro__top {
  display: grid;
  gap: 28px;
  margin-bottom: 40px;
}

.page-about .about-intro__relation {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 20px;
  background: var(--c-white);
  border-left: 4px solid var(--c-accent);
  box-shadow: var(--shadow-sm);
  max-width: 520px;
}

.page-about .about-intro__rel-box {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-about .about-intro__rel-name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--c-primary);
  letter-spacing: 0.02em;
}

.page-about .about-intro__rel-box--accent .about-intro__rel-name {
  color: var(--c-accent);
}

.page-about .about-intro__rel-caption {
  font-size: 0.82rem;
  color: var(--c-text);
  opacity: 0.72;
}

.page-about .about-intro__rel-arrow {
  position: relative;
  width: 44px;
  height: 2px;
  background: var(--c-accent);
  flex-shrink: 0;
}

.page-about .about-intro__rel-arrow::after {
  content: "";
  position: absolute;
  right: 0;
  top: -5px;
  border-left: 10px solid var(--c-accent);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}

.page-about .about-intro__layout {
  display: grid;
  gap: 32px;
  align-items: start;
}

.page-about .about-intro__copy {
  display: grid;
  gap: 18px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--c-text);
}

.page-about .about-intro__lead {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-primary);
  line-height: 1.7;
  margin: 0;
  border-left: 4px solid var(--c-accent);
  padding-left: 18px;
}

.page-about .about-intro__copy p {
  margin: 0;
}

.page-about .about-intro__privacy {
  justify-self: start;
}

.page-about .about-intro__figure {
  margin: 0;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

.page-about .about-intro__figcap,
.page-about .about-journey__figcap,
.page-about .about-tech__figcap {
  font-size: 0.82rem;
  color: var(--c-text);
  opacity: 0.72;
  padding: 10px 0 0;
}

@media (min-width: 768px) {
  .page-about .about-intro__top {
    grid-template-columns: 220px 1fr;
    align-items: end;
  }

  .page-about .about-intro__layout {
    grid-template-columns: 1fr 320px;
    gap: 48px;
  }
}

@media (min-width: 1024px) {
  .page-about .about-intro__layout {
    grid-template-columns: 1fr 380px;
  }
}

.page-about .about-journey__heading {
  margin-bottom: 36px;
}

.page-about .about-journey__grid {
  display: grid;
  gap: 32px;
}

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

.page-about .about-journey__item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  position: relative;
  padding-bottom: 28px;
}

.page-about .about-journey__item::before {
  content: "";
  position: absolute;
  left: 35px;
  top: 12px;
  bottom: 0;
  width: var(--about-track-width);
  background: linear-gradient(to bottom, var(--c-accent) 0%, var(--c-border) 80%);
}

.page-about .about-journey__item:last-child::before {
  display: none;
}

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

.page-about .about-journey__year {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  height: 46px;
  padding: 0 8px;
  background: var(--c-primary);
  color: var(--c-white);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.92rem;
  border-radius: 50%;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 4px var(--c-bg);
}

.page-about .about-journey__body-col {
  padding-top: 4px;
}

.page-about .about-journey__trigger {
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  width: 100%;
  text-align: left;
  font-family: var(--font-body);
}

.page-about .about-journey__headline {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.02em;
  color: var(--c-primary);
  position: relative;
}

.page-about .about-journey__flag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--c-moss);
  border: 1px solid var(--c-moss);
  padding: 3px 8px;
  border-radius: 2px;
}

.page-about .about-journey__trigger::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.3rem;
  line-height: 1;
  color: var(--c-accent);
  margin-left: auto;
  transition: transform var(--transition);
}

.page-about.js-enabled .page-about .about-journey__trigger[aria-expanded="true"]::after {
  content: "−";
}

.page-about .accordion__panel {
  padding-top: 14px;
}

.page-about .accordion__panel-inner {
  background: var(--c-white);
  border-left: 3px solid var(--c-accent);
  padding: 14px 18px;
  box-shadow: var(--shadow-sm);
  color: var(--c-text);
  font-size: 0.96rem;
  line-height: 1.75;
}

.page-about.js-enabled .page-about .about-journey__timeline .accordion__panel {
  display: none;
}

.page-about.js-enabled .page-about .about-journey__timeline .accordion__panel[aria-hidden="false"] {
  display: block;
}

.page-about .about-journey__media {
  margin: 0;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

.page-about .about-journey__note {
  margin-top: 28px;
  font-size: 0.92rem;
  color: var(--c-text);
  opacity: 0.78;
}

.page-about .about-journey__note a,
.page-about .about-scale__foot a {
  color: var(--c-accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}

@media (min-width: 768px) {
  .page-about .about-journey__item {
    grid-template-columns: var(--about-timeline-col) 1fr;
    gap: 24px;
  }

  .page-about .about-journey__item::before {
    left: 47px;
  }

  .page-about .about-journey__year {
    min-width: 52px;
    height: 52px;
    font-size: 1rem;
  }

  .page-about .about-journey__headline {
    font-size: 1.4rem;
  }
}

@media (min-width: 1024px) {
  .page-about .about-journey__grid {
    grid-template-columns: 1fr 340px;
    align-items: start;
  }

  .page-about .about-journey__media {
    position: sticky;
    top: 140px;
  }
}

.page-about .about-scale {
  background: var(--c-primary);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
}

.page-about .about-scale::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    135deg,
    transparent 0,
    transparent 38px,
    rgba(255, 255, 255, 0.04) 38px,
    rgba(255, 255, 255, 0.04) 39px
  );
  pointer-events: none;
}

.page-about .about-scale .section-heading__title {
  color: var(--c-white);
}

.page-about .about-scale .section-heading__code {
  color: var(--c-accent);
}

.page-about .about-scale .section-heading__note {
  color: rgba(255, 255, 255, 0.62);
}

.page-about .about-scale__board {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(7, 22, 51, 0.55);
}

.page-about .about-scale__main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.page-about .about-scale__stat {
  padding: 32px 20px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-about .about-scale__stat:nth-child(2n) {
  border-right: 0;
}

.page-about .about-scale__num {
  font-family: var(--font-mono);
  font-size: var(--about-num-size);
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1;
  letter-spacing: -0.02em;
}

.page-about .about-scale__label {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.82);
}

.page-about .about-scale__sub {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.page-about .about-scale__sub-item {
  padding: 20px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-about .about-scale__sub-item:nth-child(2n) {
  border-right: 0;
}

.page-about .about-scale__sub-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--c-white);
}

.page-about .about-scale__sub-desc {
  font-size: 0.84rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.7);
}

.page-about .about-scale__foot {
  margin-top: 28px;
  font-size: 0.94rem;
  color: rgba(255, 255, 255, 0.85);
}

.page-about .about-scale__foot p {
  margin: 0;
}

@media (min-width: 768px) {
  .page-about .about-scale__main {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-about .about-scale__stat:nth-child(2n) {
    border-right: 1px solid rgba(255, 255, 255, 0.1);
  }

  .page-about .about-scale__stat:last-child {
    border-right: 0;
  }

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

  .page-about .about-scale__sub-item:nth-child(2n) {
    border-right: 1px solid rgba(255, 255, 255, 0.1);
  }

  .page-about .about-scale__sub-item:last-child {
    border-right: 0;
  }
}

.page-about .about-tech__grid {
  display: grid;
  gap: 32px;
  align-items: start;
}

.page-about .about-tech__media {
  margin: 0;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

.page-about .about-tech__content {
  min-width: 0;
}

.page-about .about-tech__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-about .about-tech__item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--c-border);
}

.page-about .about-tech__item:first-child {
  border-top: 1px solid var(--c-border);
}

.page-about .about-tech__item-num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--c-accent);
  font-size: 0.95rem;
  line-height: 1.6;
}

.page-about .about-tech__item-title {
  font-family: var(--font-display);
  font-size: 1.12rem;
  letter-spacing: 0.02em;
  color: var(--c-primary);
  margin: 0 0 6px;
}

.page-about .about-tech__item-body p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--c-text);
}

@media (min-width: 1024px) {
  .page-about .about-tech__grid {
    grid-template-columns: 420px 1fr;
    gap: 64px;
  }

  .page-about .about-tech__media {
    position: sticky;
    top: 140px;
  }
}

.page-about .about-honor__heading {
  margin-bottom: 36px;
}

.page-about .about-honor__strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 36px;
}

.page-about .about-honor__badge {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.page-about .about-honor__badge::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.page-about .about-honor__badge:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.page-about .about-honor__badge:hover::after {
  transform: scaleX(1);
}

.page-about .about-honor__seal {
  font-size: 1.6rem;
  color: var(--c-accent);
  line-height: 1;
}

.page-about .about-honor__name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--c-primary);
  line-height: 1.3;
}

.page-about .about-honor__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--c-primary);
  line-height: 1;
}

.page-about .about-honor__caption {
  font-size: 0.84rem;
  color: var(--c-text);
  opacity: 0.75;
  line-height: 1.5;
}

.page-about .about-honor__cta {
  background: var(--c-primary);
  color: var(--c-white);
  padding: 32px 28px;
  display: grid;
  gap: 20px;
  position: relative;
  overflow: hidden;
}

.page-about .about-honor__cta::before {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 120px;
  height: 120px;
  border: 18px solid var(--c-accent);
  border-radius: 50%;
  opacity: 0.35;
}

.page-about .about-honor__cta p {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
}

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

@media (min-width: 768px) {
  .page-about .about-honor__strip {
    grid-template-columns: repeat(4, 1fr);
  }
}