.page-about {
  --about-brick: #3A3A3C;
  --about-line: #C8102E;
  --about-gold: #E5B80B;
  background:
    radial-gradient(circle at 88% 8%, rgba(109, 91, 180, 0.08), transparent 30%),
    var(--color-paper);
  color: var(--color-ink);
}

.page-about .about-crumb-wrap {
  padding-top: 18px;
  padding-bottom: 2px;
}

.page-about .about-intro {
  position: relative;
  overflow: hidden;
  padding: 30px 0 46px;
}

.page-about .about-intro::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -24px;
  width: 220px;
  height: 150px;
  background: linear-gradient(135deg, transparent 44%, rgba(229, 184, 11, 0.14) 44%, rgba(229, 184, 11, 0.14) 62%, transparent 62%);
  transform: skewX(-14deg);
  pointer-events: none;
}

.page-about .about-intro__grid {
  display: grid;
  gap: 26px;
}

.page-about .about-intro__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-red);
  color: var(--color-paper);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 6px 14px 6px 10px;
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  margin: 0 0 16px;
}

.page-about .about-intro__kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--color-gold);
  transform: rotate(45deg);
}

.page-about .about-intro h1 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.7rem);
  line-height: 1.22;
  letter-spacing: 0.01em;
  margin: 0 0 14px;
}

.page-about .about-intro__lead {
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.7;
  color: var(--color-gray);
  max-width: 42em;
  margin: 0;
}

.page-about .about-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
  padding-left: 20px;
  border-left: 3px solid var(--color-red);
}

.page-about .about-index__link {
  position: relative;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-ink);
  text-decoration: none;
  padding: 7px 14px;
  border: 1px solid var(--color-blue);
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.page-about .about-index__link:hover,
.page-about .about-index__link:focus-visible {
  background: var(--color-blue);
  border-color: var(--color-blue);
  color: var(--color-paper);
}

.page-about .about-editor-note {
  position: relative;
  padding: 24px 20px;
  color: var(--color-paper);
  border: 0;
  overflow: hidden;
  margin: 0;
}

.page-about .about-editor-note::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(45deg, transparent 0 12px, rgba(255, 255, 255, 0.03) 12px 24px);
  pointer-events: none;
}

.page-about .about-editor-note .tile-index {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  background: var(--color-gold);
  color: var(--color-brick);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

.page-about .about-editor-note__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 8px;
  letter-spacing: 0.04em;
}

.page-about .about-editor-note__text {
  font-size: 0.9rem;
  line-height: 1.65;
  margin: 0 0 12px;
  opacity: 0.92;
}

.page-about .about-editor-note__meta {
  font-size: 0.8rem;
  color: rgba(244, 241, 232, 0.8);
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid rgba(244, 241, 232, 0.24);
}

.page-about .about-section {
  padding: 50px 0;
  scroll-margin-top: 100px;
}

.page-about .about-section--milestones {
  background:
    linear-gradient(180deg, rgba(58, 58, 60, 0.035), rgba(58, 58, 60, 0.06)),
    var(--color-paper);
  border-top: 1px solid var(--color-paper-dark);
  border-bottom: 1px solid var(--color-paper-dark);
}

.page-about .about-section__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 24px;
}

.page-about .about-section__index {
  flex: 0 0 auto;
  min-width: 46px;
  min-height: 46px;
  display: inline-grid;
  place-items: center;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-paper);
  background: var(--color-red);
  clip-path: polygon(7px 0, 100% 0, calc(100% - 7px) 100%, 0 100%);
}

.page-about .about-section__index.tile-index--gold {
  background: var(--color-red);
  color: var(--color-paper);
}

.page-about .about-section__kicker {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-gray);
  text-transform: uppercase;
  margin: 0 0 5px;
}

.page-about .about-section__title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.8vw, 2rem);
  line-height: 1.25;
  margin: 0;
}

.page-about .about-intro-grid,
.page-about .about-editorial,
.page-about .about-devices,
.page-about .about-contact {
  display: grid;
  gap: 28px;
}

.page-about .about-intro-grid__main p,
.page-about .about-editorial__main > p,
.page-about .about-devices__main > p,
.page-about .about-contact__main > p {
  line-height: 1.75;
  margin: 0 0 14px;
}

.page-about .about-stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-about .about-stat {
  flex: 1 1 140px;
  background: var(--color-paper);
  border: 1px solid var(--color-paper-dark);
  border-top: 3px solid var(--color-red);
  padding: 14px 12px;
  display: grid;
  gap: 4px;
}

.page-about .about-stat__num {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-family: var(--font-display);
  font-weight: 900;
  color: var(--color-red);
  line-height: 1;
}

.page-about .about-stat__label {
  font-size: 0.85rem;
  color: var(--color-gray);
  line-height: 1.4;
}

.page-about .about-side-note {
  position: relative;
  padding: 22px 18px;
  background:
    repeating-linear-gradient(135deg, rgba(58, 58, 60, 0.05) 0 2px, transparent 2px 10px),
    var(--color-paper);
  border: 1px solid var(--color-paper-dark);
  clip-path: polygon(12px 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
  align-self: start;
}

.page-about .about-side-note__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin: 10px 0 10px;
}

.page-about .about-side-note__list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.page-about .about-side-note__list li {
  line-height: 1.55;
}

.page-about .about-side-note__foot {
  font-size: 0.875rem;
  color: var(--color-gray);
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--color-paper-dark);
}

.page-about .about-side-note a,
.page-about .about-side-note__body a {
  color: var(--color-blue);
  font-weight: 600;
  text-decoration-color: var(--color-neon);
  text-underline-offset: 3px;
}

.page-about .about-timeline__mark {
  display: block;
  width: min(240px, 100%);
  height: auto;
  margin: 2px 0 18px 46px;
}

.page-about .about-timeline__hero {
  margin: 0 0 26px;
}

.page-about .about-timeline__hero img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.page-about .media__caption {
  font-size: 0.8rem;
  color: var(--color-gray);
  margin-top: 6px;
  display: block;
  line-height: 1.5;
}

.page-about .about-timeline {
  position: relative;
  display: grid;
  gap: 22px;
  margin-top: 8px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: repeating-linear-gradient(rgba(229, 184, 11, 0.5) 0 4px, transparent 4px 8px);
}

.page-about .about-milestone {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 8px 16px;
  position: relative;
}

.page-about .about-milestone__year {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding-top: 20px;
}

.page-about .about-milestone__dot {
  position: relative;
  z-index: 1;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-red);
  border: 2px solid var(--color-paper);
  box-shadow: 0 0 0 2px var(--color-red);
}

.page-about .about-milestone__yearnum {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-blue);
  white-space: nowrap;
}

.page-about .about-milestone--current .about-milestone__dot {
  background: var(--color-gold);
  box-shadow: 0 0 0 2px var(--color-gold), 0 0 22px rgba(229, 184, 11, 0.55);
  width: 16px;
  height: 16px;
}

.page-about .about-milestone__body {
  background: #ffffff;
  border: 1px solid var(--color-paper-dark);
  padding: 20px 18px;
}

.page-about .about-milestone--current .about-milestone__body {
  border-left: 4px solid var(--color-gold);
  background: linear-gradient(90deg, rgba(229, 184, 11, 0.06), #fff 34%, #fff);
}

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

.page-about .about-milestone__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0;
  line-height: 1.35;
}

.page-about .about-milestone__body > p {
  margin: 0;
  line-height: 1.7;
  color: var(--color-gray);
}

.page-about .about-milestone__details {
  margin-top: 12px;
  border-top: 1px dashed var(--color-paper-dark);
  padding-top: 10px;
}

.page-about .about-milestone__details summary {
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  color: var(--color-neon);
  font-weight: 600;
  font-size: 0.875rem;
  transition: color var(--transition);
}

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

.page-about .about-milestone__details summary::after {
  content: "+";
  display: inline-grid;
  place-items: center;
  width: 20px;
  height: 20px;
  background: var(--color-neon);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
}

.page-about .about-milestone__details[open] summary::after {
  content: "–";
}

.page-about .about-milestone__details[open] summary {
  color: var(--color-blue);
}

.page-about .about-milestone__details > p {
  margin: 10px 0 0;
  padding: 10px 12px;
  background: var(--color-paper);
  border-left: 3px solid var(--color-neon);
  line-height: 1.65;
  font-size: 0.9rem;
}

.page-about .about-team-grid {
  display: grid;
  gap: 14px;
  margin: 20px 0;
}

.page-about .about-team-card {
  background: #fff;
  padding: 20px 18px;
  border: 1px solid var(--color-paper-dark);
  position: relative;
}

.page-about .about-team-card__label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-blue);
  background: rgba(30, 58, 95, 0.08);
  padding: 4px 10px;
  margin-bottom: 10px;
}

.page-about .about-team-card__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 8px;
}

.page-about .about-team-card p {
  margin: 0 0 10px;
  line-height: 1.6;
  color: var(--color-gray);
}

.page-about .about-team-card__list {
  margin: 0;
  padding-left: 16px;
  display: grid;
  gap: 4px;
}

.page-about .about-team-card__list li {
  font-size: 0.875rem;
  line-height: 1.55;
}

.page-about .about-workflow {
  margin-top: 16px;
  padding: 16px 18px;
  background: var(--color-brick);
  color: var(--color-paper);
  clip-path: polygon(12px 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
}

.page-about .about-workflow__label {
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 0 0 12px;
  color: var(--color-gold);
}

.page-about .about-workflow__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .about-workflow__steps li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  padding: 8px 12px;
  font-size: 0.9rem;
  font-weight: 600;
}

.page-about .about-workflow__steps li span {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  background: var(--color-gold);
  color: var(--color-brick);
  font-weight: 800;
  font-size: 0.8rem;
  clip-path: polygon(3px 0, 100% 0, calc(100% - 3px) 100%, 0 100%);
}

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

.page-about .about-media img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-paper-dark);
  background: var(--color-paper);
}

.page-about .about-editorial__note {
  margin-top: 16px;
  padding: 18px;
  border: 0;
}

.page-about .about-editorial__note p {
  margin: 12px 0 0;
  color: rgba(244, 241, 232, 0.9);
  line-height: 1.6;
  font-size: 0.9rem;
}

.page-about .about-devices__main > p:last-of-type {
  margin-bottom: 0;
}

.page-about .about-device-tabs {
  position: relative;
  margin: 20px 0 24px;
}

.page-about .about-device-tabs > input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.page-about .about-device-tabs__labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.page-about .about-device-tabs__labels label {
  cursor: pointer;
  padding: 8px 16px;
  background: var(--color-paper-dark);
  color: var(--color-gray);
  font-weight: 600;
  font-size: 0.875rem;
  border: 1px solid transparent;
  clip-path: polygon(5px 0, 100% 0, calc(100% - 5px) 100%, 0 100%);
  transition: background var(--transition), color var(--transition);
}

.page-about .about-device-panels {
  display: block;
}

.page-about .about-device-panel {
  display: none;
  padding: 18px 16px;
  background: #fff;
  border: 1px solid var(--color-paper-dark);
  border-left: 4px solid var(--color-blue);
  line-height: 1.65;
}

.page-about .about-device-panel__list {
  margin: 10px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 5px;
}

.page-about .about-device-tabs > input:nth-of-type(1):checked ~ .about-device-tabs__labels label:nth-of-type(1),
.page-about .about-device-tabs > input:nth-of-type(2):checked ~ .about-device-tabs__labels label:nth-of-type(2),
.page-about .about-device-tabs > input:nth-of-type(3):checked ~ .about-device-tabs__labels label:nth-of-type(3) {
  background: var(--color-blue);
  color: var(--color-paper);
  box-shadow: 0 3px 0 var(--color-gold);
}

.page-about .about-device-tabs > input:nth-of-type(1):checked ~ .about-device-panels .panel--brand,
.page-about .about-device-tabs > input:nth-of-type(2):checked ~ .about-device-panels .panel--chip,
.page-about .about-device-tabs > input:nth-of-type(3):checked ~ .about-device-panels .panel--screen {
  display: block;
}

.page-about .about-progress-block {
  margin: 24px 0 6px;
  padding: 18px;
  background: var(--color-brick);
  border-radius: var(--radius-sm);
  color: var(--color-paper);
  box-shadow: var(--shadow-sm);
}

.page-about .about-progress-block__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
  font-size: 0.92rem;
  font-weight: 600;
}

.page-about .about-progress-block__head strong {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--color-gold);
  line-height: 1;
}

.page-about .about-progress-block .progress__track {
  background: rgba(244, 241, 232, 0.22);
  height: 14px;
  border-radius: 0;
  overflow: hidden;
}

.page-about .about-progress-block .progress__fill {
  background: linear-gradient(90deg, var(--color-red), var(--color-gold));
  height: 100%;
  width: 94%;
  transition: width 1s var(--transition-slow);
}

.page-about .about-progress-block .progress__label {
  color: var(--color-gold);
  font-weight: 700;
  margin-top: 8px;
  display: block;
  text-align: right;
  font-size: 0.875rem;
}

.page-about .about-progress-block > p {
  font-size: 0.85rem;
  color: rgba(244, 241, 232, 0.82);
  margin: 10px 0 0;
  line-height: 1.6;
}

.page-about .about-device-note {
  margin-top: 16px;
  padding: 18px;
  border: 0;
}

.page-about .about-device-note p {
  margin: 12px 0 0;
  color: rgba(244, 241, 232, 0.9);
  line-height: 1.6;
  font-size: 0.9rem;
}

.page-about .about-devices__link {
  margin: 14px 0 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.page-about .about-devices__link a {
  color: var(--color-blue);
  text-decoration-color: var(--color-neon);
  text-underline-offset: 3px;
}

.page-about .about-contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 18px 0 16px;
}

.page-about .about-contact-card {
  background: #fff;
  padding: 16px 14px;
  border: 1px solid var(--color-paper-dark);
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 12px;
  align-items: start;
}

.page-about .about-contact-card__num {
  grid-row: span 2;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-gold);
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  min-height: 34px;
  background: var(--color-brick);
  clip-path: polygon(4px 0, 100% 0, calc(100% - 4px) 100%, 0 100%);
  padding: 4px;
}

.page-about .about-contact-card h3 {
  font-size: 1rem;
  font-family: var(--font-display);
  margin: 0 0 4px;
}

.page-about .about-contact-card p {
  margin: 0;
  color: var(--color-gray);
  font-size: 0.875rem;
  grid-column: 2;
}

.page-about .about-contact__note {
  font-size: 0.875rem;
  color: var(--color-gray);
  background: rgba(229, 138, 42, 0.08);
  border-left: 3px solid var(--color-orange);
  padding: 10px 12px;
  line-height: 1.6;
}

.page-about .about-contact__more {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
}

.page-about .about-contact__more .btn {
  text-decoration: none;
  font-weight: 600;
}

.page-about .about-side-note__body {
  margin: 0 0 12px;
  padding: 0;
}

@media (min-width: 600px) {
  .page-about .about-milestone {
    grid-template-columns: 120px 1fr;
    gap: 8px 18px;
  }

  .page-about .about-timeline::before {
    left: 43px;
  }

  .page-about .about-milestone__year {
    flex-direction: row;
    gap: 12px;
  }

  .page-about .about-milestone__yearnum {
    font-size: 1.05rem;
  }

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

  .page-about .about-team-card:first-child {
    grid-column: span 2;
  }

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

@media (min-width: 900px) {
  .page-about .about-intro__grid {
    grid-template-columns: 8fr 4fr;
    gap: 40px;
  }

  .page-about .about-intro__side {
    padding-top: 42px;
  }

  .page-about .about-intro-grid,
  .page-about .about-editorial,
  .page-about .about-devices,
  .page-about .about-contact {
    grid-template-columns: 8fr 4fr;
    gap: 36px;
  }

  .page-about .about-intro-grid__main p,
  .page-about .about-editorial__main > p,
  .page-about .about-devices__main > p,
  .page-about .about-contact__main > p {
    max-width: 44em;
  }

  .page-about .about-timeline__hero {
    max-width: 680px;
  }

  .page-about .about-timeline {
    gap: 26px;
  }

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

  .page-about .about-team-card:first-child {
    grid-column: auto;
  }

  .page-about .about-device-panel {
    min-height: 190px;
  }

  .page-about .about-contact-card h3 {
    font-size: 1.05rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-index__link,
  .page-about .about-device-tabs__labels label,
  .page-about .about-progress-block .progress__fill,
  .page-about .about-milestone__details summary {
    transition: none;
  }
}