.page-about {
  --about-gold-line: rgba(212,160,23,.3);
  --about-gold-soft: rgba(212,160,23,.1);
  --about-panel-bg: rgba(11,38,34,.78);
  --about-dark-veil: rgba(10,31,28,.82);
  background: var(--green-950);
  color: var(--white);
  font-family: var(--body-font);
  overflow-x: hidden;
}

.page-about__hero {
  position: relative;
  padding: 56px 0 48px;
  background:
    linear-gradient(rgba(212,160,23,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212,160,23,.05) 1px, transparent 1px),
    radial-gradient(circle at 78% 12%, rgba(0,191,165,.08), transparent 32%),
    linear-gradient(145deg, var(--green-950) 0%, var(--green-900) 58%, #071512 100%);
  background-size: 32px 32px, 32px 32px, auto, auto;
  border-bottom: 1px solid rgba(212,160,23,.22);
}

.page-about__hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--gold) 0%, var(--gold-bright) 60%, var(--green-900) 100%);
}

.page-about__hero::after {
  content: "";
  position: absolute;
  top: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  border-top: 1px solid rgba(212,160,23,.45);
  border-right: 1px solid rgba(212,160,23,.45);
  pointer-events: none;
  z-index: 0;
}

.page-about__hero-grid {
  display: grid;
  gap: 32px;
  align-items: end;
  position: relative;
  z-index: 1;
}

.page-about__kicker {
  font-family: var(--data-font);
  font-size: 13px;
  letter-spacing: .22em;
  color: var(--gold);
  text-transform: uppercase;
  margin: 20px 0 0;
}

.page-about__title {
  font-family: var(--title-font);
  font-weight: 900;
  font-size: 36px;
  line-height: 1.15;
  margin: 18px 0 16px;
  letter-spacing: .02em;
  color: var(--white);
}

.page-about__lead {
  font-size: 17px;
  line-height: 1.7;
  color: var(--silver);
  max-width: 640px;
  border-left: 3px solid var(--gold);
  padding-left: 16px;
  margin: 0;
}

.page-about__hero-panel {
  position: relative;
  background: var(--about-dark-veil);
  border: 1px solid rgba(212,160,23,.42);
  padding: 24px;
  box-shadow: var(--shadow);
}

.page-about__hero-panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 28px;
  height: 28px;
  border-top: 3px solid var(--gold);
  border-left: 3px solid var(--gold);
}

.page-about__panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(212,160,23,.2);
  padding-bottom: 14px;
}

.page-about__panel-code {
  font-family: var(--data-font);
  font-size: 12px;
  color: var(--silver);
  letter-spacing: .08em;
}

.page-about__meta-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 20px 0 0;
  padding: 0;
}

.page-about__meta-list div {
  min-width: 0;
}

.page-about__meta-list dt {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--silver);
  margin-bottom: 4px;
}

.page-about__meta-list dd {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.45;
}

.page-about__ruler-strip {
  background: var(--green-900);
  border-top: 1px solid rgba(212,160,23,.28);
  overflow: hidden;
}

.page-about__ruler-strip::before {
  content: "";
  display: block;
  height: 8px;
  background: repeating-linear-gradient(90deg, rgba(212,160,23,.4) 0 1px, transparent 1px 16px);
}

.page-about__stats-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about__stat {
  padding: 22px 16px;
  border-left: 1px solid rgba(212,160,23,.12);
}

.page-about__stat:first-child {
  border-left: 0;
}

.page-about__stat:last-child {
  grid-column: 1 / -1;
  text-align: center;
  border-left: 0;
}

.page-about__stat-num {
  font-family: var(--data-font);
  font-weight: 700;
  font-size: 30px;
  line-height: 1.1;
  color: var(--gold);
  display: block;
}

.page-about__stat-label {
  font-size: 13px;
  color: var(--silver);
  letter-spacing: .04em;
  display: block;
  margin-top: 6px;
}

.page-about__timeline-section {
  position: relative;
  padding: 72px 0 64px;
  overflow: hidden;
  background: var(--green-950);
}

.page-about__timeline-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

.page-about__timeline-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: .32;
}

.page-about__timeline-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--green-950) 0%, rgba(10,31,28,.78) 100%);
}

.page-about__timeline-section .content-container {
  position: relative;
  z-index: 1;
}

.page-about__section-label {
  font-family: var(--data-font);
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 8px;
  text-transform: uppercase;
}

.page-about__section-label::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--gold);
}

.page-about__section-title {
  font-family: var(--title-font);
  font-weight: 900;
  font-size: 28px;
  line-height: 1.2;
  color: var(--white);
  margin: 0 0 12px;
}

.page-about__section-sub {
  font-size: 16px;
  line-height: 1.6;
  color: var(--silver);
  max-width: 640px;
  margin: 0;
}

.page-about__timeline-layout {
  display: grid;
  gap: 40px;
  margin-top: 36px;
}

.page-about__tl-wrap {
  position: relative;
}

.page-about__tl-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  overflow: hidden;
  margin: -1px;
  padding: 0;
  border: 0;
  white-space: nowrap;
}

.page-about__tl-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.page-about__tl-label {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid rgba(212,160,23,.5);
  color: var(--silver);
  cursor: pointer;
  font-family: var(--data-font);
  font-size: 12px;
  letter-spacing: .04em;
  background: transparent;
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}

.page-about__tl-label:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.page-about__tl-radio[id="tl-all"]:checked ~ .page-about__tl-filter label[for="tl-all"],
.page-about__tl-radio[id="tl-early"]:checked ~ .page-about__tl-filter label[for="tl-early"],
.page-about__tl-radio[id="tl-growth"]:checked ~ .page-about__tl-filter label[for="tl-growth"],
.page-about__tl-radio[id="tl-mature"]:checked ~ .page-about__tl-filter label[for="tl-mature"] {
  background: var(--gold);
  color: var(--green-950);
  border-color: var(--gold);
}

.page-about__tl-radio[id="tl-all"]:focus-visible ~ .page-about__tl-filter label[for="tl-all"],
.page-about__tl-radio[id="tl-early"]:focus-visible ~ .page-about__tl-filter label[for="tl-early"],
.page-about__tl-radio[id="tl-growth"]:focus-visible ~ .page-about__tl-filter label[for="tl-growth"],
.page-about__tl-radio[id="tl-mature"]:focus-visible ~ .page-about__tl-filter label[for="tl-mature"] {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

.page-about__tl-radio[id="tl-early"]:checked ~ .page-about__timeline .page-about__milestone[data-phase="growth"],
.page-about__tl-radio[id="tl-early"]:checked ~ .page-about__timeline .page-about__milestone[data-phase="mature"],
.page-about__tl-radio[id="tl-growth"]:checked ~ .page-about__timeline .page-about__milestone[data-phase="early"],
.page-about__tl-radio[id="tl-growth"]:checked ~ .page-about__timeline .page-about__milestone[data-phase="mature"],
.page-about__tl-radio[id="tl-mature"]:checked ~ .page-about__timeline .page-about__milestone[data-phase="early"],
.page-about__tl-radio[id="tl-mature"]:checked ~ .page-about__timeline .page-about__milestone[data-phase="growth"] {
  display: none;
}

.page-about__timeline {
  position: relative;
  padding-left: 28px;
}

.page-about__timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 4px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, var(--gold) 0%, rgba(212,160,23,.35) 68%, rgba(212,160,23,.1) 100%);
}

.page-about__milestone {
  position: relative;
  padding-bottom: 32px;
}

.page-about__milestone:last-child {
  padding-bottom: 0;
}

.page-about__milestone::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 26px;
  width: 10px;
  height: 10px;
  background: var(--green-950);
  border: 2px solid var(--gold);
  transform: rotate(45deg);
  z-index: 1;
}

.page-about__milestone-year {
  font-family: var(--data-font);
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .08em;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.page-about__milestone-year::after {
  content: "";
  flex: 0 0 18px;
  height: 1px;
  background: rgba(212,160,23,.5);
}

.page-about__milestone-card {
  background: var(--about-panel-bg);
  border: 1px solid rgba(212,160,23,.18);
  padding: 14px 16px;
  transition: border-color .2s ease, background .2s ease;
}

.page-about__milestone-card:hover {
  border-color: rgba(212,160,23,.55);
  background: rgba(18,52,46,.8);
}

.page-about__milestone-card h3 {
  font-family: var(--title-font);
  font-size: 16px;
  font-weight: 800;
  margin: 0 0 6px;
  color: var(--white);
}

.page-about__milestone-card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--silver);
  margin: 0 0 10px;
}

.page-about__milestone-card p:last-child {
  margin-bottom: 0;
}

.page-about__milestone-card .link-arrow {
  font-size: 14px;
}

.page-about__version-tag {
  font-family: var(--data-font);
  font-size: 12px;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 2px 6px;
  display: inline-block;
  margin-bottom: 8px;
  letter-spacing: .06em;
}

.page-about__timeline-aside {
  display: grid;
  gap: 16px;
}

.page-about__aside-card {
  background: var(--about-panel-bg);
  border: 1px solid rgba(212,160,23,.22);
  padding: 20px;
}

.page-about__aside-card h3 {
  font-family: var(--title-font);
  font-size: 16px;
  font-weight: 800;
  margin: 0 0 12px;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-about__aside-card h3::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--gold);
  transform: rotate(45deg);
  flex: 0 0 auto;
}

.page-about__aside-card p {
  font-size: 14px;
  color: var(--silver);
  line-height: 1.6;
  margin: 0 0 12px;
}

.page-about__phase-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about__phase-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(212,160,23,.16);
}

.page-about__phase-list li:last-child {
  border-bottom: 0;
}

.page-about__phase-list span {
  color: var(--silver);
  font-size: 14px;
}

.page-about__phase-list strong {
  font-family: var(--data-font);
  color: var(--gold);
  font-size: 14px;
}

.page-about__datapower-section {
  position: relative;
  padding: 72px 0 64px;
  background:
    linear-gradient(120deg, transparent 0%, transparent 36%, rgba(212,160,23,.05) 100%),
    var(--green-900);
  border-top: 1px solid rgba(212,160,23,.2);
  border-bottom: 1px solid rgba(212,160,23,.2);
}

.page-about__datapower-grid {
  display: grid;
  gap: 32px;
  margin-top: 36px;
}

.page-about__dataviz {
  position: relative;
  border: 1px solid rgba(212,160,23,.3);
  padding: 8px;
  background: rgba(10,31,28,.7);
  margin: 0;
}

.page-about__dataviz img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.page-about__dataviz-caption {
  font-size: 13px;
  color: var(--silver);
  margin: 12px 0 0;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid rgba(212,160,23,.15);
  padding-top: 10px;
}

.page-about__metric-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.page-about__metric-card {
  position: relative;
  background: rgba(10,31,28,.72);
  border: 1px solid rgba(212,160,23,.22);
  padding: 18px 16px 16px;
  transition: border-color .2s ease, transform .2s ease;
}

.page-about__metric-card:nth-child(even) {
  border-color: rgba(0,191,165,.32);
}

@media (hover: hover) {
  .page-about__metric-card:hover {
    border-color: var(--gold);
    transform: translateY(-2px);
  }
}

.page-about__metric-num {
  font-family: var(--data-font);
  font-size: 34px;
  font-weight: 700;
  color: var(--gold);
  display: block;
  line-height: 1.1;
}

.page-about__metric-card:nth-child(even) .page-about__metric-num {
  color: var(--cyan);
}

.page-about__metric-unit {
  font-size: 16px;
  margin-left: 2px;
}

.page-about__metric-label {
  font-size: 13px;
  color: var(--silver);
  display: block;
  margin-top: 8px;
  line-height: 1.4;
}

.page-about__metric-live {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red);
  margin-right: 6px;
  vertical-align: middle;
}

.page-about__pipeline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
}

.page-about__pipeline li {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(212,160,23,.16);
  padding: 12px 14px;
  font-size: 14px;
  color: var(--white);
}

.page-about__pipeline span {
  font-family: var(--data-font);
  color: var(--gold);
  font-weight: 700;
}

.page-about__datapower-cta {
  margin-top: 20px;
}

.page-about__team-section {
  padding: 72px 0 64px;
  background: var(--green-950);
}

.page-about__team-grid {
  display: grid;
  gap: 28px;
  margin-top: 36px;
}

.page-about__team-figure {
  margin: 0;
  position: relative;
}

.page-about__team-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid rgba(212,160,23,.2);
}

.page-about__team-figure figcaption {
  font-size: 13px;
  color: var(--silver);
  margin-top: 8px;
  text-align: right;
}

.page-about__team-card {
  background: var(--about-panel-bg);
  border: 1px solid rgba(212,160,23,.22);
  padding: 24px;
}

.page-about__team-total {
  font-family: var(--data-font);
  font-weight: 700;
  color: var(--gold);
  font-size: 64px;
  line-height: 1;
  margin: 0;
}

.page-about__team-total-label {
  font-size: 16px;
  color: var(--silver);
  font-family: var(--body-font);
}

.page-about__team-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-about__team-item {
  padding: 14px 0;
  border-top: 1px solid rgba(212,160,23,.14);
}

.page-about__team-item-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.page-about__team-role {
  font-weight: 700;
  color: var(--white);
  font-size: 15px;
}

.page-about__team-count {
  font-family: var(--data-font);
  color: var(--gold);
  font-weight: 700;
  font-size: 15px;
}

.page-about__team-bar {
  height: 4px;
  background: rgba(212,160,23,.16);
  margin-top: 8px;
  position: relative;
  overflow: hidden;
}

.page-about__team-bar span {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: var(--gold);
}

.page-about__team-desc {
  font-size: 13px;
  color: var(--silver);
  margin: 6px 0 0;
}

.page-about__team-foot {
  margin-top: 20px;
}

.page-about__mission-section {
  position: relative;
  padding: 84px 0 72px;
  background:
    radial-gradient(circle at 20% 20%, rgba(212,160,23,.16), transparent 28%),
    linear-gradient(145deg, var(--green-900), var(--green-950) 70%);
  border-top: 1px solid rgba(212,160,23,.2);
}

.page-about__mission-quote {
  border-left: 4px solid var(--gold);
  padding: 12px 24px;
  margin: 28px 0 20px;
  max-width: 780px;
}

.page-about__mission-quote p {
  font-family: var(--title-font);
  font-size: 24px;
  font-weight: 900;
  line-height: 1.4;
  color: var(--white);
  margin: 0;
}

.page-about__mission-copy {
  font-size: 16px;
  line-height: 1.7;
  color: var(--silver);
  max-width: 720px;
  margin: 0;
}

.page-about__values-grid {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.page-about__value-card {
  border: 1px solid rgba(212,160,23,.2);
  background: rgba(10,31,28,.6);
  padding: 20px;
  position: relative;
}

.page-about__value-num {
  font-family: var(--data-font);
  color: var(--gold);
  font-size: 13px;
  display: block;
  margin-bottom: 10px;
  letter-spacing: .1em;
}

.page-about__value-card h3 {
  font-family: var(--title-font);
  font-size: 18px;
  color: var(--white);
  margin: 0 0 8px;
}

.page-about__value-card p {
  font-size: 14px;
  color: var(--silver);
  line-height: 1.6;
  margin: 0;
}

.page-about__trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  align-items: center;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(212,160,23,.18);
}

.page-about__trust-meta {
  font-size: 13px;
  color: var(--silver);
  line-height: 1.6;
}

.page-about__cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-about__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gold);
  color: var(--green-950);
  font-weight: 700;
  font-size: 15px;
  padding: 10px 18px;
  text-decoration: none;
  transition: background .2s ease, border-color .2s ease;
}

.page-about__cta:hover {
  background: var(--gold-bright);
  color: var(--green-950);
}

.page-about__cta--ghost {
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold);
}

.page-about__cta--ghost:hover {
  background: rgba(212,160,23,.12);
  color: var(--gold-bright);
}

.page-about__cta:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 3px;
}

@media (min-width: 480px) {
  .page-about__meta-list {
    grid-template-columns: 1fr 1fr;
  }

  .page-about__stat-num {
    font-size: 32px;
  }
}

@media (min-width: 768px) {
  .page-about__hero {
    padding: 72px 0 56px;
  }

  .page-about__title {
    font-size: 52px;
  }

  .page-about__lead {
    font-size: 18px;
  }

  .page-about__stats-list {
    grid-template-columns: repeat(5, 1fr);
  }

  .page-about__stat {
    padding: 26px 20px;
  }

  .page-about__stat:last-child {
    grid-column: auto;
    text-align: left;
  }

  .page-about__section-title {
    font-size: 38px;
  }

  .page-about__mission-quote p {
    font-size: 34px;
  }

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

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

@media (min-width: 960px) {
  .page-about__hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 48px;
  }

  .page-about__timeline-layout {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    gap: 56px;
    align-items: start;
  }

  .page-about__datapower-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-about__team-grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: 48px;
    align-items: center;
  }
}

@media (min-width: 1200px) {
  .page-about__title {
    font-size: 60px;
  }

  .page-about__hero-panel {
    padding: 28px;
  }
}