.page-about {
  --about-rule: 1px solid rgba(33, 230, 214, 0.22);
  --about-hair: 1px solid rgba(140, 160, 174, 0.18);
  background: var(--ys-ink);
  color: var(--ys-text);
  overflow-x: hidden;
}

.page-about a {
  color: inherit;
}

/* ---------- Hero ---------- */
.page-about .about-hero {
  position: relative;
  padding-top: clamp(104px, 14vh, 168px);
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: -28% 45% 30% -25%;
  background: radial-gradient(circle at 32% 32%, rgba(33, 230, 214, 0.1), transparent 62%);
  pointer-events: none;
}

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

.page-about .about-crumb {
  margin-bottom: clamp(28px, 5vw, 48px);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
}

.page-about .about-crumb .ys-breadcrumb__item {
  color: var(--ys-muted);
  text-decoration: none;
  transition: color 180ms var(--ys-ease);
}

.page-about .about-crumb a.ys-breadcrumb__item:hover,
.page-about .about-crumb a.ys-breadcrumb__item:focus-visible {
  color: var(--ys-cyan);
}

.page-about .about-crumb .ys-breadcrumb__item[aria-current="page"] {
  color: var(--ys-text-soft);
}

.page-about .about-crumb__sep {
  margin: 0 10px;
  color: rgba(140, 160, 174, 0.5);
}

.page-about .about-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 64px);
  padding-bottom: clamp(28px, 4vw, 48px);
}

.page-about .about-hero__eyebrow {
  margin-bottom: 20px;
}

.page-about .about-hero__title {
  font-family: var(--ys-font-display);
  font-weight: 200;
  font-size: clamp(2.4rem, 8.4vw, 5.2rem);
  line-height: 1.04;
  letter-spacing: 0.04em;
  margin: 0;
  color: var(--ys-text);
}

.page-about .about-hero__accent {
  color: var(--ys-cyan);
  font-weight: 200;
  text-shadow: 0 0 42px rgba(33, 230, 214, 0.22);
}

.page-about .about-hero__lede {
  margin: clamp(22px, 3vw, 32px) 0 0;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--ys-text-soft);
}

/* ---------- Index ---------- */
.page-about .about-index {
  align-self: end;
}

.page-about .about-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--about-rule);
}

.page-about .about-index__link {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 4px 13px 10px;
  border-bottom: var(--about-hair);
  text-decoration: none;
  font-size: 0.875rem;
  line-height: 1.4;
  color: var(--ys-text-soft);
  background: transparent;
  transition: color 180ms var(--ys-ease),
    padding-left 180ms var(--ys-ease),
    background 180ms var(--ys-ease);
}

.page-about .about-index__link:hover,
.page-about .about-index__link:focus-visible {
  color: var(--ys-cyan);
  padding-left: 18px;
  background: linear-gradient(90deg, rgba(33, 230, 214, 0.1), transparent 72%);
}

.page-about .about-index__num {
  font-family: var(--ys-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  font-variant-numeric: tabular-nums;
  color: var(--ys-cyan);
}

.page-about .about-index__label {
  letter-spacing: 0.02em;
}

/* ---------- Hero media ---------- */
.page-about .about-hero-media {
  position: relative;
  margin-top: clamp(24px, 4vw, 48px);
  height: clamp(220px, 34vw, 420px);
  overflow: hidden;
}

.page-about .about-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.65) contrast(1.08) brightness(0.82);
}

.page-about .about-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, var(--ys-ink) 0%, rgba(6, 8, 13, 0.14) 34%, rgba(6, 8, 13, 0.86) 100%),
    repeating-linear-gradient(0deg, transparent 0 47px, rgba(33, 230, 214, 0.09) 47px 48px),
    repeating-linear-gradient(90deg, transparent 0 47px, rgba(33, 230, 214, 0.09) 47px 48px);
}

.page-about .about-hero-media__cap {
  position: absolute;
  right: clamp(16px, 4vw, 48px);
  bottom: 18px;
  z-index: 2;
  margin: 0;
  font-family: var(--ys-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--ys-amber);
}

/* ---------- Position ---------- */
.page-about .about-position__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 64px);
  align-items: start;
}

.page-about .about-position__statement {
  font-family: var(--ys-font-display);
  font-weight: 200;
  font-size: clamp(1.5rem, 4.6vw, 2.9rem);
  line-height: 1.28;
  letter-spacing: 0.03em;
  margin: 18px 0 0;
  color: var(--ys-text);
  max-width: 24em;
}

.page-about .about-position__statement strong {
  font-weight: 300;
  color: var(--ys-cyan);
  border-bottom: 1px solid rgba(33, 230, 214, 0.4);
  padding-bottom: 2px;
}

.page-about .about-position__notes {
  display: grid;
  gap: 22px;
  padding-left: clamp(16px, 3vw, 28px);
  border-left: 1px solid var(--ys-line);
}

.page-about .about-note__k {
  display: block;
  font-family: var(--ys-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--ys-amber);
  margin-bottom: 6px;
}

.page-about .about-note__v {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--ys-text-soft);
  max-width: 32em;
}

/* ---------- Timeline ---------- */
.page-about .about-timeline__head {
  margin-bottom: clamp(32px, 5vw, 56px);
}

.page-about .about-timeline__head .ys-heading {
  margin: 14px 0 16px;
}

.page-about .about-timeline__head .ys-lede {
  max-width: 40em;
}

.page-about .about-timeline__track {
  display: grid;
  gap: 14px;
}

.page-about .about-timeline__item {
  position: relative;
  width: 100%;
  padding: 22px 22px 22px 26px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--ys-line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: border-color 220ms var(--ys-ease), background 220ms var(--ys-ease);
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: linear-gradient(180deg, var(--ys-cyan), rgba(33, 230, 214, 0));
}

.page-about .about-timeline__item:hover,
.page-about .about-timeline__item:focus-within {
  border-color: rgba(33, 230, 214, 0.55);
  background: rgba(33, 230, 214, 0.045);
}

.page-about .about-timeline__head-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.page-about .about-timeline__ver {
  font-family: var(--ys-font-mono);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--ys-cyan);
  font-variant-numeric: tabular-nums;
}

.page-about .about-timeline__tag {
  display: inline-block;
  padding: 3px 10px;
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--ys-text-soft);
  border: 1px solid rgba(140, 160, 174, 0.32);
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-about .about-timeline__title {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ys-text);
}

.page-about .about-timeline__value {
  margin: 8px 0 0;
  font-size: 0.875rem;
  line-height: 1.72;
  color: var(--ys-muted);
  max-width: 34em;
}

/* ---------- Team ---------- */
.page-about .about-team__head {
  margin-bottom: clamp(30px, 5vw, 52px);
}

.page-about .about-team__head .ys-heading {
  margin: 14px 0 16px;
}

.page-about .about-team__head .ys-lede {
  max-width: 40em;
}

.page-about .about-team__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
}

.page-about .about-team__roles {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  background: var(--ys-line-soft);
  border: 1px solid var(--ys-line-soft);
}

.page-about .about-role {
  background: var(--ys-panel);
  padding: clamp(22px, 3.4vw, 30px) clamp(18px, 3vw, 26px);
  transition: background 200ms var(--ys-ease);
}

.page-about .about-role:hover {
  background: var(--ys-panel-2);
}

.page-about .about-role__head {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 8px;
}

.page-about .about-role__num {
  font-family: var(--ys-font-mono);
  font-size: clamp(1.9rem, 4vw, 2.4rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--ys-cyan);
  font-variant-numeric: tabular-nums;
}

.page-about .about-role__unit {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--ys-muted);
}

.page-about .about-role__title {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ys-text);
}

.page-about .about-role__text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.74;
  color: var(--ys-text-soft);
}

.page-about .about-team__media {
  margin: 0;
  position: relative;
}

.page-about .about-team__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  filter: saturate(0.6) contrast(1.06);
  border: 1px solid var(--ys-line-soft);
}

.page-about .about-team__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(200deg, rgba(26, 18, 53, 0.5) 0%, transparent 55%),
    repeating-linear-gradient(0deg, transparent 0 31px, rgba(33, 230, 214, 0.08) 31px 32px);
}

.page-about .about-team__cap {
  position: relative;
  z-index: 2;
  margin-top: 10px;
  font-family: var(--ys-font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--ys-muted);
}

/* ---------- Process ---------- */
.page-about .about-process__head {
  margin-bottom: clamp(30px, 5vw, 52px);
}

.page-about .about-process__head .ys-heading {
  margin: 14px 0 16px;
}

.page-about .about-process__head .ys-lede {
  max-width: 40em;
}

.page-about .about-flow__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  background: var(--ys-line-soft);
  border: 1px solid var(--ys-line-soft);
}

.page-about .about-flow {
  position: relative;
  background: var(--ys-panel);
  padding: clamp(24px, 4vw, 40px) clamp(20px, 3vw, 32px);
  transition: background 220ms var(--ys-ease);
}

.page-about .about-flow::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: transparent;
  transition: background 220ms var(--ys-ease);
}

.page-about .about-flow:hover {
  background: var(--ys-panel-2);
}

.page-about .about-flow:hover::after {
  background: var(--ys-cyan);
}

.page-about .about-flow__step {
  display: block;
  font-family: var(--ys-font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--ys-amber);
  margin-bottom: 18px;
}

.page-about .about-flow__icon {
  width: 58px;
  height: 58px;
  color: var(--ys-cyan);
  margin-bottom: 18px;
}

.page-about .about-flow__icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.page-about .about-flow__title {
  margin: 0 0 10px;
  font-family: var(--ys-font-display);
  font-weight: 300;
  font-size: clamp(1.35rem, 2.6vw, 1.7rem);
  letter-spacing: 0.08em;
  color: var(--ys-text);
}

.page-about .about-flow__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--ys-text-soft);
}

/* ---------- Archive ---------- */
.page-about .about-archive__head {
  margin-bottom: clamp(30px, 5vw, 52px);
}

.page-about .about-archive__head .ys-heading {
  margin: 14px 0 16px;
}

.page-about .about-archive__head .ys-lede {
  max-width: 40em;
}

.page-about .about-archive__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  margin: 0 0 clamp(28px, 4vw, 44px);
  background: var(--ys-line-soft);
  border: 1px solid var(--ys-line-soft);
}

.page-about .about-stat {
  background: var(--ys-panel);
  padding: 22px clamp(16px, 3vw, 26px);
}

.page-about .about-stat__k {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--ys-muted);
  margin-bottom: 6px;
}

.page-about .about-stat__v {
  margin: 0;
  font-family: var(--ys-font-mono);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 300;
  line-height: 1;
  color: var(--ys-cyan);
  font-variant-numeric: tabular-nums;
}

.page-about .about-stat__v--small {
  font-size: clamp(1rem, 2.4vw, 1.25rem);
  color: var(--ys-amber);
  letter-spacing: 0.04em;
}

.page-about .about-archive__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--about-rule);
}

.page-about .about-archive__row {
  display: grid;
  grid-template-columns: 40px minmax(64px, auto) 1fr;
  align-items: baseline;
  gap: 12px;
  padding: 16px 4px;
  border-bottom: var(--about-hair);
  transition: background 200ms var(--ys-ease);
}

.page-about .about-archive__row:hover {
  background: rgba(33, 230, 214, 0.04);
}

.page-about .about-archive__num {
  font-family: var(--ys-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--ys-cyan);
  font-variant-numeric: tabular-nums;
}

.page-about .about-archive__name {
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--ys-text);
}

.page-about .about-archive__desc {
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--ys-muted);
}

.page-about .about-archive__note {
  margin: clamp(24px, 3vw, 32px) 0 0;
  padding: 16px 18px;
  font-size: 0.875rem;
  line-height: 1.78;
  color: var(--ys-text-soft);
  border-left: 2px solid var(--ys-amber);
  background: rgba(255, 179, 71, 0.05);
  max-width: 52em;
}

/* ---------- Partners ---------- */
.page-about .about-partners__banner {
  position: relative;
  margin-bottom: clamp(30px, 5vw, 52px);
  overflow: hidden;
}

.page-about .about-partners__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  filter: saturate(0.55) contrast(1.1) brightness(0.85);
}

.page-about .about-partners__banner::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(120deg, rgba(42, 14, 28, 0.72) 0%, rgba(42, 14, 28, 0.1) 62%),
    repeating-linear-gradient(90deg, transparent 0 63px, rgba(255, 106, 43, 0.09) 63px 64px);
}

.page-about .about-partners__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-about .about-partners__lead .ys-heading {
  margin: 14px 0 0;
}

.page-about .about-partners__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2px;
  background: rgba(255, 179, 71, 0.18);
  border: 1px solid rgba(255, 179, 71, 0.18);
}

.page-about .about-fact {
  background: rgba(26, 18, 53, 0.5);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-about .about-fact__num {
  font-family: var(--ys-font-mono);
  font-size: clamp(1.7rem, 3.6vw, 2.2rem);
  font-weight: 300;
  line-height: 1;
  color: var(--ys-amber);
  font-variant-numeric: tabular-nums;
}

.page-about .about-fact__k {
  font-size: 0.75rem;
  line-height: 1.62;
  letter-spacing: 0.02em;
  color: var(--ys-text-soft);
}

.page-about .about-partners__note {
  margin: clamp(24px, 4vw, 36px) 0 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ys-text-soft);
  max-width: 40em;
}

/* ---------- Contact info ---------- */
.page-about .about-contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
}

.page-about .about-contact__lead .ys-heading {
  margin: 14px 0 18px;
}

.page-about .about-contact__text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ys-text-soft);
  max-width: 34em;
}

.page-about .about-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about .about-contact__btn {
  text-decoration: none;
}

.page-about .about-contact__panel {
  background: var(--ys-panel);
  border: 1px solid var(--ys-line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  padding: clamp(22px, 3.4vw, 32px);
  display: grid;
  gap: 18px;
}

.page-about .about-contact__item {
  display: grid;
  gap: 4px;
  padding-bottom: 14px;
  border-bottom: var(--about-hair);
}

.page-about .about-contact__item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-about .about-contact__k {
  font-family: var(--ys-font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--ys-amber);
}

.page-about .about-contact__v {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--ys-text);
  letter-spacing: 0.02em;
  word-break: break-word;
}

.page-about .about-contact__foot {
  margin: clamp(28px, 4vw, 44px) 0 0;
  font-size: 0.875rem;
  line-height: 1.78;
  color: var(--ys-muted);
  max-width: 46em;
}

.page-about .about-contact__foot a {
  color: var(--ys-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 214, 0.42);
  transition: color 180ms var(--ys-ease), border-color 180ms var(--ys-ease);
}

.page-about .about-contact__foot a:hover,
.page-about .about-contact__foot a:focus-visible {
  color: var(--ys-amber);
  border-bottom-color: var(--ys-amber);
}

/* ---------- Responsive ---------- */
@media (min-width: 720px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-about .about-position__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }

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

  .page-about .about-flow__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-team__layout {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }

  .page-about .about-partners__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  }

  .page-about .about-contact__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }
}

@media (min-width: 1024px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 80px);
  }

  .page-about .about-timeline__track {
    gap: 10px;
  }

  .page-about .about-timeline__item {
    width: 58%;
    padding: 24px 30px 24px 30px;
  }

  .page-about .about-timeline__item:nth-child(1) { margin-left: 0; }
  .page-about .about-timeline__item:nth-child(2) { margin-left: 10%; }
  .page-about .about-timeline__item:nth-child(3) { margin-left: 20%; }
  .page-about .about-timeline__item:nth-child(4) { margin-left: 30%; }

  .page-about .about-archive__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-archive__row {
    grid-template-columns: 56px minmax(96px, auto) 1fr;
    padding: 18px 6px;
  }
}

@media (max-width: 480px) {
  .page-about .about-hero__title {
    letter-spacing: 0.02em;
  }

  .page-about .about-archive__row {
    grid-template-columns: 32px 1fr;
    grid-template-areas:
      "num name"
      ". desc";
    row-gap: 4px;
  }

  .page-about .about-archive__num { grid-area: num; }
  .page-about .about-archive__name { grid-area: name; }
  .page-about .about-archive__desc { grid-area: desc; }

  .page-about .about-partners__facts {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-about .about-fact {
    flex-direction: row;
    align-items: baseline;
    gap: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-index__link,
  .page-about .about-timeline__item,
  .page-about .about-role,
  .page-about .about-flow,
  .page-about .about-contact__foot a {
    transition: none;
  }
}