.page-about {
  --about-card-pad: 20px;
  --about-track-w: 320px;
  --about-gap: 24px;
  background-color: var(--c-navy-dark);
  color: var(--c-white);
}

/* ========== HERO ========== */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  background-color: var(--c-navy);
}

.page-about .about-hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  max-width: none;
}

.page-about .about-hero__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(7, 21, 39, 0.96) 0%, rgba(7, 21, 39, 0.84) 40%, rgba(7, 21, 39, 0.56) 74%, rgba(245, 108, 29, 0.28) 100%);
  z-index: 0;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-orange) 0%, var(--c-gold) 60%, var(--c-orange-dark) 100%);
  z-index: 2;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 28px 16px 44px;
}

.page-about .about-hero__content {
  margin-top: 28px;
}

.page-about .about-hero__content .breadcrumb {
  margin: 0 0 20px;
  color: var(--c-gold);
  font-family: var(--font-mono);
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-about .about-hero__content .breadcrumb a {
  color: var(--c-white);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

.page-about .about-hero__content .breadcrumb a:hover {
  border-bottom-color: var(--c-gold);
  color: var(--c-gold);
}

.page-about .about-hero__kicker {
  display: block;
  margin-bottom: 8px;
  color: var(--c-orange);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.page-about .about-hero__content h1 {
  margin: 0 0 14px;
  color: var(--c-white);
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 900;
  line-height: 1.12;
}

.page-about .about-hero__lead {
  max-width: 720px;
  margin: 0 0 24px;
  color: rgba(244, 246, 250, 0.88);
  font-size: 15px;
  line-height: 1.75;
}

.page-about .about-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-about .about-hero__tag {
  display: inline-block;
  padding: 5px 12px;
  border: 1px solid rgba(233, 196, 106, 0.5);
  background: rgba(11, 30, 59, 0.55);
  color: var(--c-gold);
  font-family: var(--font-mono);
  font-size: 12px;
  white-space: nowrap;
}

/* ========== SHELL / LAYOUT ========== */
.page-about .about-shell {
  background-color: var(--c-navy-dark);
}

.page-about .about-shell__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 28px 16px 64px;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--about-gap);
}

/* ========== TIMELINE ========== */
.page-about .about-track {
  background: var(--c-navy-light);
  border: 1px solid rgba(233, 196, 106, 0.3);
  padding: 24px 20px;
  align-self: start;
}

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

.page-about .about-track__label {
  display: block;
  margin-bottom: 4px;
  color: var(--c-orange);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
}

.page-about .about-track__head h2 {
  margin: 0;
  color: var(--c-white);
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  line-height: 1.2;
}

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

.page-about .about-track__list::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 6px;
  width: 2px;
  background: rgba(233, 196, 106, 0.35);
}

.page-about .about-track__item {
  position: relative;
  padding: 0 0 22px 28px;
}

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

.page-about .about-track__dot {
  position: absolute;
  left: 0;
  top: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--c-gold);
  box-shadow: 0 0 0 4px rgba(233, 196, 106, 0.15);
  transition: background 0.2s, box-shadow 0.2s;
}

.page-about .about-track__item--current .about-track__dot {
  background: var(--c-orange);
  box-shadow: 0 0 0 4px rgba(245, 108, 29, 0.25);
}

.page-about .about-track__item:hover .about-track__dot {
  background: var(--c-orange);
  box-shadow: 0 0 0 6px rgba(245, 108, 29, 0.35);
}

.page-about .about-track__hint {
  position: absolute;
  left: 28px;
  top: -8px;
  display: none;
  padding: 2px 10px;
  background: var(--c-orange);
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 12px;
  white-space: nowrap;
}

.page-about .about-track__item:hover .about-track__hint,
.page-about .about-track__item:focus-within .about-track__hint {
  display: block;
}

.page-about .about-track__card {
  background: var(--c-navy-dark);
  border: 1px solid rgba(233, 196, 106, 0.12);
  padding: 14px 16px;
  transition: border-color 0.2s, background 0.2s;
}

.page-about .about-track__item:hover .about-track__card {
  border-color: rgba(245, 108, 29, 0.5);
  background: #0c213c;
}

.page-about .about-track__card h3 {
  margin: 0 0 6px;
  color: var(--c-white);
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
}

.page-about .about-track__card p {
  margin: 0;
  color: rgba(244, 246, 250, 0.7);
  font-size: 13px;
  line-height: 1.6;
}

/* ========== RIVER / CARDS ========== */
.page-about .about-river {
  display: flex;
  flex-direction: column;
  gap: var(--about-gap);
  min-width: 0;
}

.page-about .about-card {
  position: relative;
  background: var(--c-navy);
  border: 1px solid rgba(233, 196, 106, 0.2);
  border-left: 3px solid var(--c-gold);
  padding: var(--about-card-pad);
  min-width: 0;
}

.page-about .about-card--mission,
.page-about .about-card--data,
.page-about .about-card--team {
  border-left-color: var(--c-orange);
}

.page-about .about-card--milestones {
  border-left-color: var(--c-gold);
}

.page-about .about-card--compliance {
  border-left-color: var(--c-gold);
}

.page-about .about-card__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.page-about .about-card__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  min-height: 32px;
  padding: 0 6px;
  background: var(--c-orange);
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
}

.page-about .about-card__kicker {
  color: var(--c-orange);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.page-about .about-card h2 {
  margin: 4px 0 14px;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 800;
  line-height: 1.2;
  color: var(--c-white);
}

.page-about .about-card p {
  color: rgba(244, 246, 250, 0.82);
  font-size: 15px;
  line-height: 1.7;
}

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

.page-about .about-card__foot {
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid rgba(233, 196, 106, 0.2);
  color: rgba(244, 246, 250, 0.68);
  font-size: 14px;
}

.page-about .about-card__foot a,
.page-about .about-card p a,
.page-about .about-compliance__note a {
  color: var(--c-orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 108, 29, 0.4);
  transition: border-color 0.2s, color 0.2s;
}

.page-about .about-card__foot a:hover,
.page-about .about-card p a:hover,
.page-about .about-compliance__note a:hover {
  color: var(--c-gold);
  border-bottom-color: var(--c-gold);
}

/* ========== MISSION ========== */
.page-about .about-mission__text {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 22px;
}

.page-about .about-mission__text p {
  margin: 0;
}

/* ========== STATS ========== */
.page-about .about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.page-about .about-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 12px;
  background: var(--c-navy-dark);
  border: 1px solid rgba(233, 196, 106, 0.18);
  border-top: 3px solid var(--c-orange);
  transition: transform 0.2s, border-color 0.2s;
}

.page-about .about-stat:nth-child(1),
.page-about .about-stat:nth-child(4) {
  border-top-color: var(--c-gold);
}

.page-about .about-stat:hover {
  transform: translateY(-2px);
  border-top-color: var(--c-orange-dark);
}

.page-about .about-stat__meta {
  color: rgba(244, 246, 250, 0.42);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-about .about-stat__num {
  display: inline-block;
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.15;
  animation: about-pulse 3s infinite ease-in-out;
}

.page-about .about-stat:nth-child(2) .about-stat__num {
  animation-delay: 0.4s;
}

.page-about .about-stat:nth-child(3) .about-stat__num {
  animation-delay: 0.8s;
}

.page-about .about-stat:nth-child(4) .about-stat__num {
  animation-delay: 1.2s;
}

.page-about .about-stat__label {
  color: rgba(244, 246, 250, 0.6);
  font-size: 13px;
}

@keyframes about-pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.01);
  }
}

/* ========== DATA SOURCE ========== */
.page-about .about-card--data {
  background: var(--c-navy-light);
}

.page-about .about-source-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-about .about-source {
  position: relative;
  background: var(--c-navy-dark);
  border: 1px solid rgba(233, 196, 106, 0.18);
  border-top: 3px solid var(--c-orange);
  padding: 18px 16px;
  transition: border-color 0.2s, transform 0.2s;
}

.page-about .about-source:nth-child(3) {
  border-top-color: var(--c-gold);
}

.page-about .about-source:hover {
  transform: translateY(-2px);
  border-color: rgba(245, 108, 29, 0.45);
}

.page-about .about-source__index {
  display: block;
  margin-bottom: 8px;
  color: var(--c-orange);
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
}

.page-about .about-source h3 {
  margin: 0 0 8px;
  color: var(--c-white);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
}

.page-about .about-source p {
  margin: 0;
  color: rgba(244, 246, 250, 0.72);
  font-size: 14px;
  line-height: 1.65;
}

.page-about .about-source__badge {
  display: inline-block;
  margin-top: 12px;
  padding: 3px 10px;
  border: 1px solid var(--c-gold);
  background: rgba(233, 196, 106, 0.08);
  color: var(--c-gold);
  font-family: var(--font-mono);
  font-size: 12px;
}

/* ========== MILESTONES ========== */
.page-about .about-card--milestones {
  background: var(--c-light);
  border-color: rgba(11, 30, 59, 0.08);
}

.page-about .about-card--milestones .about-card__kicker {
  color: var(--c-orange-dark);
}

.page-about .about-card--milestones h2,
.page-about .about-card--milestones .about-milestone h3 {
  color: var(--c-navy);
}

.page-about .about-card--milestones .about-card__lead,
.page-about .about-card--milestones .about-milestone p {
  color: rgba(11, 30, 59, 0.78);
}

.page-about .about-milestone-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-about .about-milestone {
  background: var(--c-white);
  border: 1px solid rgba(11, 30, 59, 0.1);
  padding: 18px 16px;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.page-about .about-milestone:hover {
  border-color: var(--c-orange);
  box-shadow: var(--shadow-1);
  transform: translateY(-2px);
}

.page-about .about-milestone__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.page-about .about-milestone__no {
  color: var(--c-gold);
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
}

.page-about .about-milestone .tag--gold {
  background: var(--c-gold);
  border-color: var(--c-gold);
  color: var(--c-navy);
}

.page-about .about-milestone h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
}

.page-about .about-milestone p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
}

/* ========== TEAM ========== */
.page-about .about-team {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-about .about-team img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid rgba(233, 196, 106, 0.2);
  aspect-ratio: 2 / 1;
}

.page-about .about-team__content p {
  margin: 0 0 12px;
}

.page-about .about-team__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.page-about .about-team__list li {
  padding: 10px 12px;
  background: var(--c-navy-dark);
  border-left: 3px solid var(--c-orange);
  color: rgba(244, 246, 250, 0.82);
  font-size: 14px;
  line-height: 1.5;
}

.page-about .about-team__list li strong {
  display: block;
  margin-bottom: 2px;
  color: var(--c-gold);
  font-weight: 700;
}

/* ========== COMPLIANCE ========== */
.page-about .about-card--compliance {
  background: var(--c-navy);
}

.page-about .about-compliance {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-about .about-compliance__img {
  width: 100%;
  height: 160px;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid rgba(233, 196, 106, 0.2);
}

.page-about .about-compliance__content p {
  color: rgba(244, 246, 250, 0.82);
}

.page-about .about-compliance__list {
  margin: 16px 0;
  padding: 0;
  border: 1px solid rgba(233, 196, 106, 0.35);
}

.page-about .about-compliance__list div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(233, 196, 106, 0.15);
}

.page-about .about-compliance__list div:last-child {
  border-bottom: none;
}

.page-about .about-compliance__list dt {
  color: var(--c-gold);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-about .about-compliance__list dd {
  margin: 0;
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
}

.page-about .about-compliance__note {
  margin-top: 16px;
  padding-left: 12px;
  border-left: 3px solid var(--c-orange);
  color: rgba(244, 246, 250, 0.58);
  font-size: 13px;
  line-height: 1.6;
}

/* ========== RESPONSIVE ========== */
@media (min-width: 640px) {
  .page-about .about-source-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about .about-team {
    grid-template-columns: 240px 1fr;
  }

  .page-about .about-team img {
    height: 100%;
    min-height: 220px;
    aspect-ratio: auto;
    object-fit: cover;
  }
}

@media (min-width: 768px) {
  .page-about {
    --about-card-pad: 32px;
  }

  .page-about .about-hero__inner {
    padding: 40px 32px 64px;
  }

  .page-about .about-hero__content h1 {
    font-size: 44px;
  }

  .page-about .about-hero__lead {
    font-size: 17px;
  }

  .page-about .about-mission__text {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .page-about .about-stats {
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }

  .page-about .about-stat__num {
    font-size: 28px;
  }

  .page-about .about-milestone-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .page-about .about-team__list {
    grid-template-columns: 1fr 1fr;
  }

  .page-about .about-compliance {
    grid-template-columns: 1fr 1fr;
  }

  .page-about .about-compliance__img {
    grid-column: 1 / -1;
    height: 220px;
  }
}

@media (min-width: 1024px) {
  .page-about .about-shell__inner {
    grid-template-columns: var(--about-track-w) 1fr;
    gap: 32px;
    align-items: start;
  }

  .page-about .about-track {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-about .about-team {
    grid-template-columns: 300px 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-stat__num {
    animation: none;
  }
}