.page-about {
  --about-index-w: 220px;
  --about-gap: clamp(28px, 4vw, 64px);
  background: var(--cream);
  color: var(--brown-black);
  font-family: var(--font-body);
  line-height: 1.7;
}

.page-about .about-hero {
  background: var(--deep-blue);
  color: var(--cream);
  padding: clamp(28px, 5vw, 72px) 0;
  position: relative;
  overflow: hidden;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-about .about-hero::before {
  content: '';
  position: absolute;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(255, 92, 40, 0.3);
  border-radius: 50%;
  right: -160px;
  top: -160px;
  pointer-events: none;
}

.page-about .about-hero .breadcrumb {
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-about .about-hero .breadcrumb__link {
  color: var(--warm-gray);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-about .about-hero .breadcrumb__link:hover {
  color: var(--orange);
}

.page-about .about-hero .breadcrumb__item {
  color: var(--cream);
}

.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
  align-items: center;
}

.page-about .about-hero__main .eyebrow {
  color: var(--neon-green);
  margin-bottom: 12px;
}

.page-about .about-hero h1 {
  font-family: var(--font-headline);
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--cream);
  margin: 0 0 20px;
  max-width: 16em;
}

.page-about .about-hero__lead {
  font-size: clamp(15px, 1.4vw, 18px);
  color: var(--warm-gray);
  max-width: 38em;
  margin: 0 0 32px;
  line-height: 1.75;
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px 24px;
  margin: 0;
  padding: 24px 0 0;
  border-top: 1px solid rgba(183, 196, 207, 0.25);
}

.page-about .about-hero__stats div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-about .about-hero__stats .stat-num {
  font-family: var(--font-numeric);
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 700;
  color: var(--orange);
  line-height: 1.1;
}

.page-about .about-hero__stats .stat-label {
  font-size: 13px;
  color: var(--warm-gray);
}

.page-about .about-hero__media {
  margin: 0;
  position: relative;
  isolation: isolate;
  border-radius: var(--radius-lg);
}

.page-about .about-hero__media::before {
  content: '';
  position: absolute;
  inset: 0;
  transform: translate(14px, 14px);
  border: 2px solid var(--orange);
  border-radius: var(--radius-lg);
  z-index: -1;
}

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

.page-about .about-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--about-gap);
  padding-top: clamp(24px, 4vw, 56px);
  padding-bottom: clamp(64px, 8vw, 96px);
  position: relative;
}

.page-about .about-index {
  order: -1;
  position: sticky;
  top: var(--header-h);
  z-index: 20;
  background: var(--cream);
  border: 1px solid var(--warm-gray);
  border-radius: var(--radius-pill);
  padding: 6px;
}

.page-about .about-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 2px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-about .about-index__list::-webkit-scrollbar {
  display: none;
}

.page-about .about-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  color: var(--steel-blue);
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

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

.page-about .about-index__link:active {
  transform: scale(0.96);
}

.page-about .about-index__num {
  font-family: var(--font-numeric);
  font-size: 13px;
  color: var(--orange);
  font-weight: 700;
}

.page-about .about-section {
  padding: clamp(40px, 6vw, 72px) 0;
  border-bottom: 1px solid var(--warm-gray);
  scroll-margin-top: calc(var(--header-h) + 20px);
  position: relative;
}

.page-about .about-section:last-of-type {
  border-bottom: none;
}

.page-about .about-section:target {
  animation: about-target-flash 1.2s ease;
}

@keyframes about-target-flash {
  0% {
    background-color: rgba(198, 255, 0, 0.25);
  }
  100% {
    background-color: transparent;
  }
}

.page-about .section-heading {
  display: flex;
  align-items: flex-start;
  gap: clamp(14px, 2vw, 24px);
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-about .section-heading .chapter-num {
  font-family: var(--font-numeric);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 700;
  line-height: 0.9;
  color: var(--orange);
  flex-shrink: 0;
  position: relative;
}

.page-about .section-heading .chapter-num::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 26px;
  height: 3px;
  background: var(--neon-green);
  border-radius: 2px;
}

.page-about .section-heading .eyebrow {
  color: var(--steel-blue);
  margin-bottom: 6px;
}

.page-about .section-heading h2 {
  font-family: var(--font-headline);
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.25;
  color: var(--deep-blue);
  margin: 0;
  max-width: 16em;
}

.page-about .about-section p {
  font-size: 15px;
  line-height: 1.75;
}

.page-about .about-media {
  margin: 32px 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--light-blue);
}

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

.page-about .about-coordinate__body>p {
  max-width: 60em;
  margin-bottom: 16px;
}

.page-about .about-coordinate__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 24px;
}

.page-about .about-coordinate__card {
  background: var(--light-blue);
  border-radius: var(--radius-md);
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  border: 1px solid rgba(183, 196, 207, 0.4);
  position: relative;
  overflow: hidden;
}

.page-about .about-coordinate__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--steel-blue);
}

.page-about .about-coordinate__card--highlight {
  background: var(--deep-blue);
  border-color: var(--deep-blue);
  color: var(--cream);
}

.page-about .about-coordinate__card--highlight::before {
  background: var(--neon-green);
}

.page-about .about-coordinate__axis {
  font-family: var(--font-numeric);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--steel-blue);
  text-transform: uppercase;
}

.page-about .about-coordinate__card--highlight .about-coordinate__axis {
  color: var(--neon-green);
}

.page-about .about-coordinate__card .stat-num {
  font-family: var(--font-numeric);
  font-size: 30px;
  font-weight: 700;
  color: var(--deep-blue);
  line-height: 1.1;
}

.page-about .about-coordinate__card--highlight .stat-num {
  color: var(--orange);
}

.page-about .about-coordinate__card .stat-label {
  font-size: 13px;
  color: var(--steel-blue);
}

.page-about .about-coordinate__card--highlight .stat-label {
  color: var(--warm-gray);
}

.page-about .about-timeline {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  position: relative;
}

.page-about .about-timeline::before {
  content: '';
  position: absolute;
  left: 21px;
  top: 28px;
  bottom: 28px;
  width: 2px;
  background: linear-gradient(to bottom, var(--orange) 0%, var(--steel-blue) 55%, var(--neon-green) 100%);
  border-radius: 2px;
}

.page-about .about-timeline__item {
  position: relative;
  padding-left: 56px;
  margin-bottom: 28px;
}

.page-about .about-timeline__item:last-child {
  margin-bottom: 0;
}

.page-about .about-timeline__marker {
  position: absolute;
  left: 0;
  top: 4px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--orange);
  color: var(--cream);
  font-family: var(--font-numeric);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 5px rgba(255, 92, 40, 0.18);
  z-index: 2;
}

.page-about .about-timeline__item:nth-child(2) .about-timeline__marker {
  background: var(--steel-blue);
  box-shadow: 0 0 0 5px rgba(39, 75, 109, 0.18);
}

.page-about .about-timeline__item:nth-child(3) .about-timeline__marker {
  background: var(--deep-blue);
  box-shadow: 0 0 0 5px rgba(11, 26, 42, 0.18);
}

.page-about .about-timeline__item:nth-child(4) .about-timeline__marker {
  background: var(--neon-green);
  color: var(--deep-blue);
  box-shadow: 0 0 0 5px rgba(198, 255, 0, 0.2);
}

.page-about .about-timeline__card {
  background: var(--light-blue);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  border-left: 4px solid var(--steel-blue);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.page-about .about-timeline__card:hover {
  transform: translateX(4px);
  box-shadow: 0 8px 24px rgba(11, 26, 42, 0.08);
}

.page-about .about-timeline__card--current {
  background: var(--deep-blue);
  border-left-color: var(--neon-green);
  color: var(--cream);
}

.page-about .about-timeline__card h3 {
  font-family: var(--font-headline);
  font-size: 18px;
  margin: 0 0 8px;
  color: var(--deep-blue);
  line-height: 1.3;
}

.page-about .about-timeline__card--current h3 {
  color: var(--cream);
}

.page-about .about-timeline__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: inherit;
}

.page-about .about-coverage__body>p {
  max-width: 60em;
  margin-bottom: 24px;
}

.page-about .about-coverage__legend {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 16px;
  padding: 14px 18px;
  background: var(--light-blue);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  font-size: 13px;
  color: var(--steel-blue);
  font-weight: 600;
}

.page-about .about-coverage__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 28px;
}

.page-about .about-coverage__stat {
  background: var(--deep-blue);
  border-radius: var(--radius-md);
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  overflow: hidden;
}

.page-about .about-coverage__stat::after {
  content: '';
  position: absolute;
  right: -20px;
  top: -20px;
  width: 64px;
  height: 64px;
  border: 1px solid rgba(198, 255, 0, 0.3);
  border-radius: 50%;
}

.page-about .about-coverage__stat .stat-num {
  font-family: var(--font-numeric);
  font-size: 32px;
  font-weight: 700;
  color: var(--orange);
  line-height: 1.1;
}

.page-about .about-coverage__stat .stat-label {
  font-size: 13px;
  color: var(--warm-gray);
}

.page-about .about-production__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-about .about-production__text p {
  max-width: 60em;
  margin-bottom: 16px;
}

.page-about .data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 15px;
  background: var(--cream);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 1px 0 var(--warm-gray);
}

.page-about .data-table th {
  background: var(--steel-blue);
  color: var(--cream);
  padding: 14px 18px;
  text-align: left;
  font-family: var(--font-numeric);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.page-about .data-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--warm-gray);
  color: var(--brown-black);
}

.page-about .data-table tbody tr:last-child td {
  border-bottom: none;
}

.page-about .data-table tbody tr:hover td {
  background: var(--light-blue);
}

.page-about .data-table td:last-child {
  font-family: var(--font-numeric);
  font-weight: 600;
  color: var(--deep-blue);
  text-align: right;
}

.page-about .about-quality__body>p {
  max-width: 60em;
  margin-bottom: 24px;
}

.page-about .about-quality__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 28px;
}

.page-about .about-quality__card {
  background: var(--light-blue);
  border-radius: var(--radius-md);
  padding: 22px 20px;
  border-top: 3px solid var(--orange);
  position: relative;
}

.page-about .about-quality__card:nth-child(2) {
  border-top-color: var(--steel-blue);
}

.page-about .about-quality__card:nth-child(3) {
  border-top-color: var(--neon-green);
}

.page-about .about-quality__card h3 {
  font-family: var(--font-headline);
  font-size: 17px;
  color: var(--deep-blue);
  margin: 0 0 8px;
  line-height: 1.3;
}

.page-about .about-quality__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
}

.page-about .about-quality__note {
  padding: 20px 22px;
  background: var(--deep-blue);
  color: var(--cream);
  border-radius: var(--radius-md);
  font-size: 15px;
  line-height: 1.75;
}

.page-about .about-quality__note a {
  color: var(--neon-green);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 0, 0.4);
  transition: border-color var(--transition-fast);
}

.page-about .about-quality__note a:hover {
  border-bottom-color: var(--neon-green);
}

@media (min-width: 600px) {
  .page-about .about-hero__stats {
    grid-template-columns: repeat(4, 1fr);
  }

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

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

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

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: 1.15fr 1fr;
  }

  .page-about .about-layout {
    grid-template-columns: var(--about-index-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-about .about-index {
    order: 0;
    position: sticky;
    top: calc(var(--header-h) + 24px);
    border-radius: var(--radius-md);
    padding: 12px 8px;
    background: rgba(247, 245, 239, 0.92);
    backdrop-filter: blur(8px);
  }

  .page-about .about-index__list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
  }

  .page-about .about-index__link {
    width: 100%;
    border-radius: var(--radius-md);
    font-size: 15px;
    padding: 10px 12px;
  }

  .page-about .about-production__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .page-about .about-hero__media {
    margin-right: 16px;
  }

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