.page-about {
  --about-diamond-size: 15px;
  --about-line-width: 3px;
  --about-mobile-marker-left: 16px;
  --about-mobile-marker-offset: 10px;
}

/* ========== HERO ========== */
.page-about .about-hero {
  position: relative;
  padding: 40px 0 44px;
  background: linear-gradient(135deg, #1E1E1E 0%, #121212 58%);
  border-bottom: var(--border-width) solid var(--color-border);
  overflow: hidden;
}
.page-about .about-hero::before {
  content: "";
  position: absolute;
  right: -110px;
  bottom: -120px;
  width: 340px;
  height: 340px;
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.35), rgba(255, 69, 0, 0.05));
  clip-path: polygon(38% 0, 100% 42%, 100% 100%, 0 100%, 0 58%);
  pointer-events: none;
}
.page-about .about-hero::after {
  content: "DATA // LIVE";
  position: absolute;
  top: 34px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--color-text-muted);
  writing-mode: vertical-rl;
  pointer-events: none;
}
.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
}
.page-about .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text-muted);
}
.page-about .breadcrumb a {
  color: var(--color-accent);
  text-decoration-color: var(--color-primary);
  text-underline-offset: 4px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.page-about .breadcrumb__sep {
  color: var(--color-border);
}
.page-about .breadcrumb__current {
  color: var(--color-text);
}
.page-about .about-hero__kicker {
  color: var(--color-primary);
  margin-bottom: 12px;
}
.page-about .about-hero__title {
  font-family: var(--font-display);
  font-size: clamp(40px, 9vw, 72px);
  line-height: 0.95;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--color-white);
  margin: 0 0 20px;
}
.page-about .about-hero__title span {
  display: block;
  font-size: clamp(24px, 5vw, 42px);
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-yellow) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-style: italic;
  transform: skewX(-4deg);
  transform-origin: left center;
  margin-top: 6px;
}
.page-about .about-hero__lead {
  max-width: 640px;
  color: #D6D6D6;
  font-size: 16px;
  line-height: 1.75;
  margin: 0 0 28px;
}
.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
}
.page-about .about-hero__stat {
  background: var(--color-bg-card);
  border: var(--border-width) solid var(--color-border);
  padding: 14px 16px;
  box-shadow: var(--shadow);
  min-height: 76px;
}
.page-about .about-hero__stat dt {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.page-about .about-hero__stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

/* ========== STORY ========== */
.page-about .about-story {
  padding: 48px 0 40px;
  background: var(--color-bg);
}
.page-about .about-story__grid {
  display: grid;
  gap: 32px;
  align-items: center;
}
.page-about .about-story__content .eyebrow {
  color: var(--color-accent);
  margin-bottom: 10px;
}
.page-about .about-story__content h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1.1;
  color: var(--color-white);
  margin: 0 0 18px;
}
.page-about .about-story__content p {
  color: #D6D6D6;
  line-height: 1.75;
  margin: 0 0 16px;
}
.page-about .about-story__content strong {
  color: var(--color-white);
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 2px;
}
.page-about .about-story__content .btn {
  margin-top: 8px;
}
.page-about .about-story__media {
  margin: 0;
  background: var(--color-bg-card);
  border: var(--border-width) solid var(--color-border);
  box-shadow: var(--shadow);
  transform: rotate(1.2deg);
  transition: transform 0.3s ease;
}
.page-about .about-story__media:hover {
  transform: rotate(0deg);
}
.page-about .about-story__media img,
.page-about .about-capability__media img,
.page-about .about-team__media img {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-about figcaption {
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text-muted);
  border-top: var(--border-width) solid var(--color-border);
}

/* ========== MILESTONES ========== */
.page-about .about-milestones {
  padding: 48px 0 52px;
  background: linear-gradient(180deg, #121212 0%, #181818 100%);
  border-top: var(--border-width) solid var(--color-border);
  border-bottom: var(--border-width) solid var(--color-border);
}
.page-about .about-milestones__head {
  margin-bottom: 40px;
}
.page-about .about-milestones__head .eyebrow {
  color: var(--color-primary);
  margin-bottom: 10px;
}
.page-about .about-milestones__head h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1.1;
  color: var(--color-white);
  margin: 0;
  max-width: 680px;
}
.page-about .timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-about .timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--about-mobile-marker-left);
  width: var(--about-line-width);
  background: linear-gradient(to bottom, var(--color-primary) 0%, var(--color-accent) 100%);
  border-radius: 2px;
}
.page-about .timeline__item {
  position: relative;
  padding-left: calc(var(--about-mobile-marker-left) * 2 + var(--about-diamond-size));
  margin-bottom: 28px;
}
.page-about .timeline__item:last-child {
  margin-bottom: 0;
}
.page-about .timeline__marker {
  position: absolute;
  left: var(--about-mobile-marker-offset);
  top: 24px;
  width: var(--about-diamond-size);
  height: var(--about-diamond-size);
  background: var(--color-primary);
  transform: rotate(45deg);
  border: 2px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-primary);
  z-index: 1;
}
.page-about .timeline__card {
  background: var(--color-bg-card);
  border: var(--border-width) solid var(--color-border);
  box-shadow: var(--shadow);
  padding: 18px 16px 12px;
}
.page-about .timeline__index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  border: 1px solid var(--color-accent);
  padding: 2px 7px;
  margin-bottom: 10px;
}
.page-about .timeline__card h3 {
  font-size: 20px;
  color: var(--color-white);
  margin: 0 0 8px;
  line-height: 1.3;
}
.page-about .timeline__card > p {
  color: #CACACA;
  font-size: 15px;
  line-height: 1.65;
  margin: 0 0 10px;
}
.page-about .timeline__detail {
  border-top: 1px dashed var(--color-border);
  margin-top: 8px;
  padding-top: 8px;
}
.page-about .timeline__detail summary {
  cursor: pointer;
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-primary);
  list-style: none;
  -webkit-tap-highlight-color: transparent;
  transition: color 0.2s ease;
}
.page-about .timeline__detail summary::-webkit-details-marker {
  display: none;
}
.page-about .timeline__detail summary::before {
  content: "+";
  display: inline-block;
  width: 20px;
  height: 20px;
  text-align: center;
  line-height: 20px;
  background: var(--color-primary);
  color: #121212;
  font-weight: 700;
  border-radius: 2px;
  font-size: 14px;
}
.page-about .timeline__detail[open] summary::before {
  content: "–";
  background: var(--color-accent);
}
.page-about .timeline__detail[open] summary {
  color: var(--color-accent);
}
.page-about .timeline__detail p {
  color: #CACACA;
  font-size: 14px;
  line-height: 1.65;
  margin: 10px 0 6px;
  padding-left: 28px;
}

/* ========== CAPABILITY ========== */
.page-about .about-capability {
  padding: 48px 0 52px;
  background: var(--color-bg);
}
.page-about .about-capability__top {
  margin-bottom: 32px;
}
.page-about .about-capability__top .eyebrow {
  color: var(--color-primary);
  margin-bottom: 10px;
}
.page-about .about-capability__top h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1.1;
  color: var(--color-white);
  margin: 0 0 14px;
}
.page-about .about-capability__top p {
  color: #CACACA;
  line-height: 1.7;
  margin: 0;
  max-width: 720px;
}
.page-about .about-capability__grid {
  display: grid;
  gap: 28px;
  margin-bottom: 36px;
}
.page-about .about-capability__text h3 {
  font-size: 20px;
  color: var(--color-white);
  margin: 0 0 14px;
}
.page-about .about-capability__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-about .about-capability__list li {
  color: #CACACA;
  line-height: 1.6;
  padding: 12px 14px;
  background: var(--color-bg-elev);
  border-left: 3px solid var(--color-primary);
  font-size: 15px;
}
.page-about .about-capability__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.03em;
  margin-bottom: 4px;
}
.page-about .about-capability__text > p {
  color: #CACACA;
  line-height: 1.7;
  margin: 0 0 20px;
  font-size: 15px;
}
.page-about .about-capability__media {
  margin: 0;
  background: var(--color-bg-card);
  border: var(--border-width) solid var(--color-border);
  box-shadow: var(--shadow);
}
.page-about .about-capability__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.page-about .about-capability__stat {
  background: var(--color-bg-card);
  border: var(--border-width) solid var(--color-border);
  box-shadow: var(--shadow);
  padding: 16px 14px;
  text-align: center;
}
.page-about .about-capability__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 6vw, 38px);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 8px;
}
.page-about .about-capability__unit {
  display: block;
  font-size: 13px;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

/* ========== TEAM ========== */
.page-about .about-team {
  padding: 48px 0 52px;
  background: #151515;
  border-top: var(--border-width) solid var(--color-border);
  border-bottom: var(--border-width) solid var(--color-border);
}
.page-about .about-team__head {
  margin-bottom: 32px;
}
.page-about .about-team__head .eyebrow {
  color: var(--color-accent);
  margin-bottom: 10px;
}
.page-about .about-team__head h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1.1;
  color: var(--color-white);
  margin: 0;
}
.page-about .about-team__grid {
  display: grid;
  gap: 32px;
}
.page-about .about-team__content p {
  color: #CACACA;
  line-height: 1.7;
  margin: 0 0 16px;
}
.page-about .about-team__media {
  margin: 8px 0 0;
  background: var(--color-bg-card);
  border: var(--border-width) solid var(--color-border);
  box-shadow: var(--shadow);
}
.page-about .about-team__chart {
  background: var(--color-bg-elev);
  border: var(--border-width) solid var(--color-border);
  box-shadow: var(--shadow);
  padding: 20px 18px;
}
.page-about .team-chart__bar {
  display: flex;
  flex-direction: column;
  gap: 0;
  height: auto;
  border: var(--border-width) solid var(--color-border);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.page-about .team-chart__seg {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  transition: filter 0.2s ease, transform 0.2s ease;
}
.page-about .team-chart__seg--tech {
  width: 100%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-strong));
  color: var(--color-white);
}
.page-about .team-chart__seg--ops {
  width: 100%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-bright));
  color: #121212;
}
.page-about .team-chart__seg:hover {
  filter: brightness(1.12);
  transform: scaleY(1.04);
}
.page-about .team-chart__legend {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-about .team-chart__legend li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #D6D6D6;
  font-size: 14px;
  line-height: 1.4;
}
.page-about .team-chart__dot {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  display: inline-block;
  border: 2px solid var(--color-bg);
  box-shadow: 0 0 0 1px var(--color-border);
}
.page-about .team-chart__dot--tech {
  background: var(--color-primary);
}
.page-about .team-chart__dot--ops {
  background: var(--color-accent);
}
.page-about .team-chart__note {
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 1.6;
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--color-border);
}

/* ========== PARTNERS ========== */
.page-about .about-partners {
  padding: 48px 0 56px;
  background: var(--color-bg);
}
.page-about .about-partners__head {
  margin-bottom: 28px;
}
.page-about .about-partners__head .eyebrow {
  color: var(--color-yellow);
  margin-bottom: 10px;
}
.page-about .about-partners__head h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1.1;
  color: var(--color-white);
  margin: 0;
}
.page-about .about-partners__grid {
  display: grid;
  gap: 16px;
  margin-bottom: 28px;
}
.page-about .about-partners__card {
  background: var(--color-bg-card);
  border: var(--border-width) solid var(--color-border);
  box-shadow: var(--shadow);
  padding: 20px 18px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.page-about .about-partners__card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 0 rgba(0, 0, 0, 0.6);
}
.page-about .about-partners__card h3 {
  font-size: 18px;
  color: var(--color-white);
  margin: 0 0 10px;
}
.page-about .about-partners__card p {
  color: #CACACA;
  font-size: 14px;
  line-height: 1.65;
  margin: 0;
}
.page-about .about-partners__contact {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.18), rgba(0, 191, 255, 0.1));
  border: var(--border-width) solid var(--color-border);
  padding: 22px 18px;
}
.page-about .about-partners__contact p {
  color: #E6E6E6;
  font-size: 15px;
  line-height: 1.6;
  margin: 0;
}

/* ========== MEDIA QUERY >= 768px ========== */
@media (min-width: 768px) {
  .page-about .about-hero {
    padding: 56px 0 56px;
  }
  .page-about .about-hero__stats {
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
  }
  .page-about .about-hero__stat {
    padding: 18px 20px;
  }
  .page-about .about-story {
    padding: 72px 0 64px;
  }
  .page-about .about-story__grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
  .page-about .about-milestones {
    padding: 72px 0 64px;
  }
  .page-about .about-milestones__head {
    margin-bottom: 52px;
  }
  .page-about .timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }
  .page-about .timeline__item {
    width: 50%;
    padding-left: 0;
    padding-right: 44px;
    text-align: right;
    margin-bottom: 34px;
  }
  .page-about .timeline__item:nth-child(even) {
    margin-left: 50%;
    text-align: left;
    padding-right: 0;
    padding-left: 44px;
  }
  .page-about .timeline__marker {
    left: calc(50% - var(--about-diamond-size) / 2);
    top: 26px;
  }
  .page-about .timeline__card {
    min-height: 100px;
  }
  .page-about .timeline__detail p {
    text-align: left;
  }
  .page-about .about-capability {
    padding: 72px 0 64px;
  }
  .page-about .about-capability__grid {
    grid-template-columns: 1.1fr 1fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 44px;
  }
  .page-about .about-capability__stats {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }
  .page-about .about-capability__stat {
    padding: 22px 16px;
  }
  .page-about .about-team {
    padding: 72px 0 64px;
  }
  .page-about .about-team__grid {
    grid-template-columns: 1fr 1fr;
    gap: 44px;
    align-items: start;
  }
  .page-about .team-chart__bar {
    flex-direction: row;
    height: 64px;
  }
  .page-about .team-chart__seg {
    min-height: 60px;
    font-size: 14px;
  }
  .page-about .team-chart__seg--tech {
    width: 60%;
  }
  .page-about .team-chart__seg--ops {
    width: 40%;
  }
  .page-about .about-partners {
    padding: 72px 0 64px;
  }
  .page-about .about-partners__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-bottom: 32px;
  }
  .page-about .about-partners__card {
    padding: 24px 22px;
  }
  .page-about .about-partners__contact {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px;
  }
}

/* ========== MEDIA QUERY >= 1200px ========== */
@media (min-width: 1200px) {
  .page-about .about-hero__lead {
    font-size: 18px;
  }
  .page-about .about-story__content p {
    font-size: 16px;
  }
  .page-about .about-capability__text h3 {
    font-size: 22px;
  }
  .page-about .about-capability__list li {
    font-size: 16px;
  }
  .page-about .about-partners__card p {
    font-size: 15px;
  }
}

/* ========== REDUCED MOTION ========== */
@media (prefers-reduced-motion: reduce) {
  .page-about .about-story__media,
  .page-about .about-story__media:hover {
    transform: none;
    transition: none;
  }
  .page-about .about-partners__card:hover {
    transform: none;
    transition: none;
  }
  .page-about .team-chart__seg:hover {
    transform: none;
    transition: none;
  }
  .page-about .timeline__detail summary,
  .page-about .about-partners__card,
  .page-about .team-chart__seg {
    transition: none;
  }
}