.page-about {
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

.page-about .container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.page-about .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 20px 0;
  font-size: 0.875rem;
  color: var(--c-text-2);
}

.page-about .breadcrumb a {
  color: var(--c-text-2);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-about .breadcrumb a:hover {
  color: var(--c-accent);
}

.page-about .section-label {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-text-2);
  margin: 0 0 14px;
}

.page-about .section-label__num {
  color: var(--c-accent);
  font-weight: 700;
}

.page-about h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 32px;
}

/* Hero */
.page-about__hero {
  position: relative;
  padding: 40px 0 64px;
  background:
    radial-gradient(ellipse at 85% 15%, rgba(42, 27, 61, 0.9) 0%, transparent 65%),
    linear-gradient(180deg, var(--c-bg) 0%, #0d1424 100%);
  overflow: hidden;
}

.page-about__hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 107, 0, 0.5) 50%, transparent 100%);
}

.page-about__hero-grid {
  display: grid;
  gap: 40px;
  align-items: center;
}

.page-about__hero-copy h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  margin: 14px 0 20px;
}

.page-about__hero-lead {
  color: var(--c-text-2);
  font-size: 1.0625rem;
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: 28px;
}

.page-about__hero-status {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about__hero-visual {
  position: relative;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-about__hero-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255, 107, 0, 0.25);
}

.page-about__hero-ring--outer {
  width: 240px;
  height: 240px;
  border-color: rgba(255, 107, 0, 0.18);
}

.page-about__hero-ring--inner {
  width: 164px;
  height: 164px;
  border-color: rgba(192, 200, 208, 0.28);
  border-style: dashed;
}

.page-about__hero-core {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 116px;
  height: 116px;
  border-radius: 50%;
  background: var(--c-bg-panel);
  border: 2px solid var(--c-accent);
  box-shadow: 0 0 48px rgba(255, 107, 0, 0.22);
}

.page-about__hero-version {
  font-family: var(--font-heading);
  font-size: 2.375rem;
  font-weight: 700;
  line-height: 1;
  color: var(--c-accent);
}

.page-about__hero-live {
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-text-2);
  margin-top: 6px;
}

.page-about__hero-orbit {
  position: absolute;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 12px rgba(255, 107, 0, 0.5);
}

.page-about__hero-orbit--1 {
  width: 6px;
  height: 6px;
  top: 14%;
  left: 24%;
}

.page-about__hero-orbit--2 {
  width: 4px;
  height: 4px;
  bottom: 20%;
  right: 16%;
  background: var(--c-silver);
  box-shadow: none;
}

.page-about__hero-orbit--3 {
  width: 5px;
  height: 5px;
  top: 26%;
  right: 26%;
  background: var(--c-warning);
  box-shadow: 0 0 10px rgba(255, 214, 0, 0.5);
}

/* Story */
.page-about__story {
  padding-block: 64px;
}

.page-about__story-inner {
  max-width: 760px;
}

.page-about__story-text p {
  color: var(--c-text-2);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 20px;
}

.page-about__story-text p:first-of-type {
  color: var(--c-text);
  font-size: 1.25rem;
  line-height: 1.7;
}

.page-about__quote {
  border-left: 3px solid var(--c-accent);
  padding: 14px 24px;
  margin: 28px 0 0;
  background: rgba(255, 107, 0, 0.06);
  border-radius: 0 12px 12px 0;
}

.page-about__quote p {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  line-height: 1.45;
  color: var(--c-text);
  margin: 0;
}

/* Timeline */
.page-about__timeline {
  padding-block: 64px;
  background: linear-gradient(180deg, var(--c-bg) 0%, #0e1526 55%, var(--c-bg) 100%);
  border-block: 1px solid var(--c-line);
}

.page-about__timeline-head {
  margin-bottom: 40px;
}

.page-about__timeline-desc {
  color: var(--c-text-2);
  font-size: 1rem;
  line-height: 1.7;
  max-width: 540px;
  margin: 0;
}

.page-about__timeline-wrap {
  position: relative;
  margin-top: 48px;
}

.page-about__timeline-rail {
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(
    to bottom,
    var(--c-line) 0%,
    var(--c-purple) 35%,
    rgba(255, 107, 0, 0.65) 100%
  );
}

.page-about__milestone {
  position: relative;
  padding: 0 0 40px 48px;
}

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

.page-about__milestone-marker {
  position: absolute;
  left: 0;
  top: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 26px;
}

.page-about__milestone-version {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--c-bg-panel);
  border: 2px solid var(--c-silver);
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--c-silver);
  box-shadow: 0 0 0 4px var(--c-bg);
}

.page-about__milestone-note {
  margin-top: 8px;
  font-family: var(--font-heading);
  font-size: 0.625rem;
  letter-spacing: 0.08em;
  color: var(--c-text-2);
  white-space: nowrap;
}

.page-about__milestone--v2 .page-about__milestone-note {
  color: var(--c-silver);
}

.page-about__milestone--v3 .page-about__milestone-version {
  border-color: var(--c-accent);
  color: var(--c-accent);
  box-shadow: 0 0 0 4px var(--c-bg), 0 0 18px rgba(255, 107, 0, 0.35);
}

.page-about__milestone--v3 .page-about__milestone-note {
  color: var(--c-accent);
}

.page-about__milestone-card {
  background: var(--c-bg-panel);
  border: 1px solid var(--c-line);
  border-radius: 16px;
  padding: 24px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-about__milestone-card:hover {
  border-color: rgba(255, 107, 0, 0.35);
  transform: translateY(-2px);
}

.page-about__milestone-card--accent {
  border-color: rgba(255, 107, 0, 0.3);
  background: linear-gradient(150deg, var(--c-bg-panel) 0%, rgba(42, 27, 61, 0.7) 100%);
}

.page-about__milestone-card h3 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 12px;
}

.page-about__milestone-card p {
  color: var(--c-text-2);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

.page-about__milestone-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-about__milestone-tags li {
  padding: 4px 10px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  font-size: 0.8125rem;
  color: var(--c-text-2);
  background: rgba(10, 14, 26, 0.5);
}

.page-about__milestone--v3 .page-about__milestone-tags li {
  border-color: rgba(255, 107, 0, 0.4);
  color: #ffb57a;
}

/* Data */
.page-about__data {
  padding-block: 64px;
}

.page-about__data-head {
  margin-bottom: 36px;
}

.page-about__data-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

.page-about__data-figure {
  position: relative;
  background: var(--c-bg-panel);
  border: 1px solid var(--c-line);
  border-radius: 16px;
  padding: 32px 24px;
  text-align: center;
  overflow: hidden;
}

.page-about__data-figure::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-accent) 0%, transparent 100%);
}

.page-about__data-label {
  display: block;
  margin-top: 10px;
  font-size: 0.9375rem;
  letter-spacing: 0.05em;
  color: var(--c-text-2);
}

.page-about__data-body {
  display: grid;
  gap: 28px;
}

.page-about__data-chart {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 16px;
  border: 1px solid var(--c-line);
  object-fit: cover;
  background: var(--c-bg-panel);
}

.page-about__data-note h3 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 12px;
}

.page-about__data-note p {
  color: var(--c-text-2);
  line-height: 1.75;
  margin-bottom: 20px;
}

/* Local */
.page-about__local {
  padding-block: 64px;
  background: linear-gradient(180deg, var(--c-bg) 0%, #0d1524 100%);
  border-block: 1px solid var(--c-line);
}

.page-about__local-head {
  margin-bottom: 36px;
}

.page-about__local-grid {
  display: grid;
  gap: 28px;
}

.page-about__local-copy p {
  color: var(--c-text-2);
  line-height: 1.75;
  margin-bottom: 18px;
}

.page-about__local-copy p:first-child {
  color: var(--c-text);
}

.page-about__local-points {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 10px;
}

.page-about__local-points li {
  padding-left: 28px;
  position: relative;
  color: var(--c-text);
  font-size: 0.9375rem;
}

.page-about__local-points li::before {
  content: "◆";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--c-accent);
  font-size: 0.75rem;
}

.page-about__local-map {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 16px;
  border: 1px solid var(--c-line);
  object-fit: cover;
  background: var(--c-bg-panel);
}

/* Team */
.page-about__team {
  padding-block: 64px 88px;
}

.page-about__team-head {
  margin-bottom: 36px;
}

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

.page-about__team-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 16px;
  border: 1px solid var(--c-line);
  object-fit: cover;
  background: var(--c-bg-panel);
}

.page-about__team-copy p {
  color: var(--c-text-2);
  line-height: 1.75;
  margin-bottom: 18px;
}

.page-about__team-copy p:first-child {
  color: var(--c-text);
  font-size: 1.125rem;
}

.page-about__team-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-about .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border-radius: 8px;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--c-accent);
  background: var(--c-accent);
  color: var(--c-bg);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-about .btn:hover,
.page-about .btn:focus-visible {
  background: transparent;
  color: var(--c-accent);
  border-color: var(--c-accent);
}

.page-about .btn--ghost {
  background: transparent;
  color: var(--c-accent);
  border-color: var(--c-accent);
}

.page-about .btn--ghost:hover,
.page-about .btn--ghost:focus-visible {
  background: var(--c-accent);
  color: var(--c-bg);
  border-color: var(--c-accent);
}

.page-about .btn--dark {
  background: transparent;
  color: var(--c-text);
  border-color: var(--c-line);
}

.page-about .btn--dark:hover,
.page-about .btn--dark:focus-visible {
  border-color: var(--c-accent);
  color: var(--c-accent);
  background: transparent;
}

/* Desktop */
@media (min-width: 768px) {
  .page-about__hero {
    padding: 64px 0 96px;
  }

  .page-about__hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
  }

  .page-about__hero-lead {
    font-size: 1.125rem;
  }

  .page-about__story,
  .page-about__data,
  .page-about__team {
    padding-block: 96px;
  }

  .page-about__timeline,
  .page-about__local {
    padding-block: 96px;
  }

  .page-about__timeline-desc {
    font-size: 1.0625rem;
  }

  .page-about__data-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-about__data-body {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 48px;
  }

  .page-about__local-grid {
    grid-template-columns: 1fr 0.85fr;
    align-items: center;
    gap: 48px;
  }

  .page-about__team-grid {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
    gap: 48px;
  }
}

@media (min-width: 992px) {
  .page-about__milestone {
    padding-left: 64px;
  }

  .page-about__timeline-rail {
    left: 16px;
  }

  .page-about__milestone-marker {
    width: 34px;
  }

  .page-about__milestone-version {
    width: 34px;
    height: 34px;
    font-size: 0.8125rem;
  }

  .page-about__milestone-note {
    font-size: 0.6875rem;
  }

  .page-about__milestone-card {
    padding: 28px 32px;
  }

  .page-about__milestone-card p {
    font-size: 1rem;
  }
}