.page-about {
  --about-deep: #0a0e14;
  --about-surface: #141a26;
  --about-elevated: #1b2333;
  --about-green: #39ff14;
  --about-blue: #00e5ff;
  --about-orange: #ff6b00;
  --about-text: #f2f6fc;
  --about-muted: #a6b3cc;
  --about-border: #2a3550;

  background:
    radial-gradient(900px 480px at 90% 0%, rgba(0, 229, 255, 0.12), transparent 60%),
    radial-gradient(720px 420px at 0% 10%, rgba(57, 255, 20, 0.08), transparent 55%),
    linear-gradient(140deg, #071016 0%, #0a0f1a 48%, #150b24 100%);
  color: #f2f6fc;
  overflow-x: hidden;
}

/* ── Hero ─────────────────────────────── */
.page-about .about-hero {
  position: relative;
  padding: 40px 0 56px;
}

.page-about .about-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.page-about .about-hero__bg .skew-band {
  position: absolute;
  top: -20%;
  right: -20%;
  width: 55%;
  height: 130%;
  background: linear-gradient(180deg, rgba(57, 255, 20, 0.18), rgba(0, 229, 255, 0.06));
  transform: skewX(-12deg) rotate(-6deg);
  border-left: 1px solid rgba(57, 255, 20, 0.3);
}

.page-about .about-hero__bg .skew-band--blue {
  top: 10%;
  right: 0;
  width: 35%;
  height: 70%;
  background: linear-gradient(180deg, rgba(0, 229, 255, 0.14), transparent);
  transform: skewX(-12deg) rotate(4deg);
}

.page-about .about-hero__bg .deco-grid {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 180px;
  background-image:
    linear-gradient(rgba(57, 255, 20, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000);
  mask-image: linear-gradient(180deg, transparent, #000);
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.page-about .about-hero__copy {
  max-width: 640px;
}

.page-about .breadcrumb {
  margin-bottom: 20px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: #a6b3cc;
}

.page-about .breadcrumb a {
  color: #00e5ff;
  text-decoration: none;
}

.page-about .breadcrumb a:hover {
  color: #39ff14;
}

.page-about .about-hero__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(40px, 8vw, 80px);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  background: linear-gradient(92deg, #f2f6fc 30%, #00e5ff 60%, #39ff14 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-about .about-hero__lead {
  margin: 0 0 16px;
  font-size: 18px;
  line-height: 1.5;
  color: #39ff14;
  font-weight: 600;
}

.page-about .about-hero__desc {
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.7;
  color: #a6b3cc;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-about .btn {
  min-width: 148px;
  text-align: center;
}

/* ── Hero mission panel ───────────────── */
.page-about .about-hero__panel {
  position: relative;
  padding: 24px;
  background: rgba(20, 26, 38, 0.78);
  border: 1px solid #2a3550;
  border-radius: 24px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(8px);
  overflow: hidden;
}

.page-about .about-hero__panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, #39ff14, #00e5ff);
}

.page-about .about-hero__panel::after {
  content: "10";
  position: absolute;
  right: -8px;
  bottom: 8px;
  font-family: var(--font-mono);
  font-size: 96px;
  font-weight: 800;
  line-height: 1;
  color: rgba(57, 255, 20, 0.14);
  pointer-events: none;
  z-index: 0;
}

.page-about .about-hero__mission {
  position: relative;
  z-index: 1;
  padding-left: 16px;
}

.page-about .about-hero__mission .section-index {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 800;
  color: #00e5ff;
  letter-spacing: 0.08em;
}

.page-about .about-hero__mission .section-title {
  margin: 4px 0 10px;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  line-height: 1.15;
}

.page-about .about-hero__mission p {
  color: #a6b3cc;
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.page-about .about-hero__stats .data-card {
  position: relative;
  z-index: 1;
  padding: 14px 14px 16px;
  background: rgba(10, 14, 20, 0.72);
  border: 1px solid #2a3550;
  border-top: 2px solid #39ff14;
  border-radius: 14px;
}

.page-about .about-hero__stats .data-card--blue {
  border-top-color: #00e5ff;
}

.page-about .about-hero__stats .data-card--orange {
  border-top-color: #ff6b00;
}

.page-about .about-hero__stats .data-value {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: #39ff14;
  font-family: var(--font-mono);
  line-height: 1;
}

.page-about .about-hero__stats .data-card--blue .data-value {
  color: #00e5ff;
}

.page-about .about-hero__stats .data-card--orange .data-value {
  color: #ff6b00;
}

.page-about .about-hero__stats .data-label {
  display: block;
  margin-top: 8px;
  color: #a6b3cc;
  font-size: 12px;
}

/* ── Split layout ─────────────────────── */
.page-about .about-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding-top: 12px;
}

.page-about .about-sidebar__inner {
  padding: 20px;
  background: rgba(20, 26, 38, 0.65);
  border: 1px solid #2a3550;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-about .about-sidebar__label {
  margin: 0 0 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #00e5ff;
}

.page-about .about-sidebar__brand {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  color: #f2f6fc;
}

.page-about .about-sidebar__brief {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: #a6b3cc;
}

.page-about .about-index {
  border-top: 1px dashed #2a3550;
  padding-top: 20px;
}

.page-about .about-index__title {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #00e5ff;
}

.page-about .about-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-about .about-index__list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  color: #a6b3cc;
  text-decoration: none;
  border-radius: 10px;
  font-size: 14px;
}

.page-about .about-index__list a:hover {
  background: rgba(57, 255, 20, 0.08);
  color: #39ff14;
}

.page-about .about-index__num {
  font-family: var(--font-mono);
  color: #00e5ff;
  font-size: 13px;
}

.page-about .about-sidebar__trust {
  border-top: 1px dashed #2a3550;
  padding-top: 20px;
  font-size: 13px;
  line-height: 1.6;
  color: #a6b3cc;
}

.page-about .about-sidebar__trust strong {
  color: #39ff14;
}

/* ── Shared section heading structure ─── */
.page-about .about-section {
  padding: 44px 0 8px;
  border-top: 1px solid rgba(42, 53, 80, 0.6);
  margin-top: 8px;
}

.page-about .about-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-about .section-heading {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  margin-bottom: 18px;
}

.page-about .section-heading .section-index {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 800;
  color: #00e5ff;
  letter-spacing: 0.08em;
}

.page-about .section-heading .section-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  line-height: 1.1;
  margin: 0;
}

.page-about .section-heading .section-note {
  color: #a6b3cc;
  font-size: 13px;
  margin: 0;
}

/* ── Media frames ─────────────────────── */
.page-about .media-frame {
  margin: 24px 0 8px;
  background: rgba(10, 14, 20, 0.55);
  padding: 10px;
  border: 1px solid #2a3550;
  border-radius: 18px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
}

.page-about .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  object-fit: cover;
}

.page-about .media-caption {
  padding: 10px 4px 4px;
  font-size: 13px;
  color: #a6b3cc;
  line-height: 1.5;
}

/* ── Timeline ─────────────────────────── */
.page-about .about-timeline {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
}

.page-about .about-timeline__item {
  position: relative;
  padding: 0 0 28px 52px;
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 4px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, rgba(57, 255, 20, 0.4), rgba(0, 229, 255, 0.12));
}

.page-about .about-timeline__item:last-child::before {
  bottom: auto;
  height: 24px;
}

.page-about .about-timeline__item::after {
  content: "";
  position: absolute;
  left: 8px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #39ff14;
  box-shadow: 0 0 0 4px rgba(57, 255, 20, 0.16), 0 0 24px rgba(57, 255, 20, 0.5);
}

.page-about .about-timeline__year {
  display: inline-block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 800;
  color: #00e5ff;
  letter-spacing: 0.02em;
}

.page-about .about-timeline__details summary {
  cursor: pointer;
  font-size: 20px;
  font-weight: 800;
  color: #f2f6fc;
  font-family: var(--font-display);
  letter-spacing: 0.01em;
}

.page-about .about-timeline__details summary::marker {
  color: #39ff14;
}

.page-about .about-timeline__details p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: #a6b3cc;
  max-width: 60ch;
}

/* ── Coverage ─────────────────────────── */
.page-about .about-coverage__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0;
}

.page-about .about-coverage__tags .tag {
  padding: 8px 16px;
  border: 1px solid #2a3550;
  background: rgba(20, 26, 38, 0.6);
  border-radius: 999px;
  font-size: 14px;
  color: #f2f6fc;
}

.page-about .about-coverage__tags .tag:last-child {
  color: #00e5ff;
  border-color: rgba(0, 229, 255, 0.4);
}

.page-about .about-coverage__note {
  padding: 20px;
  border-left: 3px solid #00e5ff;
  background: rgba(20, 26, 38, 0.55);
  border-radius: 0 16px 16px 0;
  margin-top: 24px;
}

.page-about .about-coverage__note p {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.7;
  color: #a6b3cc;
}

.page-about .about-coverage__note a {
  color: #39ff14;
  text-decoration: none;
  font-weight: 600;
}

.page-about .about-coverage__note a:hover {
  color: #00e5ff;
}

/* ── Tech panel & tabs ────────────────── */
.page-about .about-tech__panel {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 24px 0;
}

.page-about .about-tech__metric {
  padding: 18px 16px;
  background: linear-gradient(145deg, #1b2333, #141a26);
  border: 1px solid #2a3550;
  border-radius: 16px;
  border-top: 3px solid #39ff14;
}

.page-about .about-tech__metric--blue {
  border-top-color: #00e5ff;
}

.page-about .about-tech__metric--orange {
  border-top-color: #ff6b00;
}

.page-about .about-tech__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 800;
  color: #39ff14;
  line-height: 1;
}

.page-about .about-tech__metric--blue .about-tech__value {
  color: #00e5ff;
}

.page-about .about-tech__metric--orange .about-tech__value {
  color: #ff6b00;
}

.page-about .about-tech__label {
  display: block;
  font-size: 13px;
  color: #a6b3cc;
  margin-top: 6px;
}

.page-about .tabs {
  margin: 24px 0 16px;
}

.page-about .tabs__list {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid #2a3550;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-about .tabs__list .tab-btn {
  appearance: none;
  background: transparent;
  color: #a6b3cc;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 12px 14px;
  font-size: 14px;
  font-family: var(--font-body);
  cursor: pointer;
  white-space: nowrap;
}

.page-about .tabs__list .tab-btn[aria-selected="true"] {
  color: #39ff14;
  border-bottom-color: #39ff14;
}

.page-about .tab-panel {
  padding: 18px 16px;
  background: rgba(20, 26, 38, 0.5);
  border: 1px solid #2a3550;
  border-top: 0;
  border-radius: 0 0 16px 16px;
}

.page-about .tab-panel p {
  margin: 0;
  color: #a6b3cc;
  line-height: 1.7;
  font-size: 15px;
}

.page-about .about-tech__link {
  margin-top: 12px;
}

/* ── Team ─────────────────────────────── */
.page-about .about-team__intro {
  margin: 0 0 20px;
  color: #a6b3cc;
  line-height: 1.7;
  font-size: 15px;
}

.page-about .about-team__roles {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 0 0 24px;
}

.page-about .about-team__role {
  background: #141a26;
  border: 1px solid #2a3550;
  border-radius: 16px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-about .about-team__role-name {
  font-weight: 700;
  color: #f2f6fc;
}

.page-about .about-team__role-desc {
  font-size: 13px;
  color: #a6b3cc;
}

.page-about .about-team__help {
  margin-top: 20px;
  font-size: 14px;
  color: #a6b3cc;
}

.page-about .about-team__help a {
  color: #00e5ff;
  text-decoration: none;
}

/* ── Credentials & CTA ────────────────── */
.page-about .about-credentials__grid {
  display: grid;
  gap: 14px;
  margin: 24px 0;
}

.page-about .about-credential-card {
  padding: 20px;
  background: linear-gradient(160deg, rgba(20, 26, 38, 0.9), rgba(14, 18, 32, 0.6));
  border: 1px solid #2a3550;
  border-radius: 18px;
  position: relative;
  overflow: hidden;
}

.page-about .about-credential-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle at 100% 0%, rgba(57, 255, 20, 0.14), transparent 70%);
}

.page-about .about-credential-card:nth-child(2)::before {
  background: radial-gradient(circle at 100% 0%, rgba(0, 229, 255, 0.14), transparent 70%);
}

.page-about .about-credential-card:nth-child(3)::before {
  background: radial-gradient(circle at 100% 0%, rgba(255, 107, 0, 0.12), transparent 70%);
}

.page-about .about-credential-card__icon {
  color: #39ff14;
  font-size: 22px;
  display: block;
  margin-bottom: 10px;
}

.page-about .about-credential-card__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  color: #f2f6fc;
}

.page-about .about-credential-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: #a6b3cc;
}

.page-about .about-cta {
  margin-top: 28px;
  padding: 24px;
  background: linear-gradient(120deg, rgba(57, 255, 20, 0.12), rgba(0, 229, 255, 0.08));
  border: 1px solid rgba(57, 255, 20, 0.3);
  border-radius: 20px;
  text-align: center;
}

.page-about .about-cta__text {
  font-size: 16px;
  font-weight: 700;
  color: #f2f6fc;
  margin: 0 0 16px;
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

/* ── Desktop ──────────────────────────── */
@media (min-width: 900px) {
  .page-about .about-hero {
    padding: 64px 0 80px;
  }

  .page-about .about-hero__inner {
    flex-direction: row;
    align-items: stretch;
    gap: 56px;
  }

  .page-about .about-hero__copy {
    flex: 1 1 55%;
  }

  .page-about .about-hero__panel {
    flex: 1 1 45%;
    margin-top: 40px;
  }

  .page-about .about-layout {
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-about .about-sidebar {
    position: sticky;
    top: 96px;
  }

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

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