.page-about {
  --ab-card-bg: rgba(23, 42, 77, 0.72);
  --ab-card-border: rgba(91, 141, 239, 0.18);
  --ab-purple-bg: rgba(155, 109, 255, 0.08);
  --ab-gradient: linear-gradient(135deg, rgba(91, 141, 239, 0.5), rgba(155, 109, 255, 0.5));
  --ab-title-size: clamp(1.75rem, 4vw, 2.75rem);
  --ab-body-size: 1rem;
  max-width: 100%;
  overflow-x: hidden;
  background: var(--bg-deep);
  color: var(--text-light);
  font-family: var(--font-body);
  line-height: 1.75;
}

.page-about h1,
.page-about h2,
.page-about h3 {
  font-family: var(--font-heading);
  line-height: 1.2;
  margin: 0 0 0.5em;
  font-weight: 600;
}

.page-about p {
  margin: 0 0 1em;
}

.page-about a {
  color: var(--accent-silver);
  text-decoration: none;
  transition: color 0.25s ease;
}

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

.page-about .container {
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: 20px;
}

.page-about .section-kicker {
  color: var(--accent-purple);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.5em;
}

.page-about .section-title {
  font-size: var(--ab-title-size);
  font-weight: 700;
  max-width: 20ch;
  margin-bottom: 0.4em;
}

.page-about .section-lead {
  color: var(--text-muted);
  max-width: 48ch;
  font-size: 1.0625rem;
  margin-bottom: 0;
}

.page-about .text-gradient {
  background: var(--ab-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-about .breadcrumb {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 18px;
  padding-bottom: 4px;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.page-about .breadcrumb a {
  color: var(--text-muted);
  opacity: 0.85;
}

.page-about .breadcrumb a:hover {
  color: var(--accent-silver);
  opacity: 1;
}

.page-about .breadcrumb span[aria-current="page"] {
  color: var(--accent-teal);
}

.page-about .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75em 1.5em;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: box-shadow 0.3s ease, transform 0.3s ease, background 0.3s ease, color 0.3s ease;
  border: 0;
  cursor: pointer;
}

.page-about .btn--primary {
  background: linear-gradient(135deg, var(--accent-silver), var(--accent-purple));
  color: #fff;
  box-shadow: 0 8px 28px rgba(91, 141, 239, 0.28);
}

.page-about .btn--primary:hover {
  box-shadow: 0 12px 36px rgba(155, 109, 255, 0.4);
  transform: translateY(-2px);
  color: #fff;
}

.page-about .btn--ghost {
  border: 1px solid var(--line-glow);
  color: var(--text-light);
  background: rgba(11, 16, 38, 0.4);
}

.page-about .btn--ghost:hover {
  border-color: var(--accent-silver);
  box-shadow: 0 0 24px rgba(91, 141, 239, 0.35);
  transform: translateY(-2px);
  color: var(--text-light);
}

.page-about .btn--purple {
  background: rgba(155, 109, 255, 0.14);
  border: 1px solid var(--line-purple);
  color: var(--accent-purple);
}

.page-about .btn--purple:hover {
  background: rgba(155, 109, 255, 0.24);
  box-shadow: 0 8px 30px rgba(155, 109, 255, 0.3);
  transform: translateY(-2px);
}

.page-about .tag {
  display: inline-block;
  padding: 0.2em 0.75em;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  line-height: 1.6;
}

.page-about .tag--silver {
  color: var(--accent-silver);
  background: rgba(91, 141, 239, 0.12);
  border: 1px solid rgba(91, 141, 239, 0.22);
}

.page-about .tag--teal {
  color: var(--accent-teal);
  background: rgba(45, 212, 191, 0.1);
  border: 1px solid rgba(45, 212, 191, 0.24);
}

/* ---------- Hero ---------- */
.page-about .ab-hero {
  position: relative;
  padding: 48px 0 72px;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(155, 109, 255, 0.16), transparent 55%),
    radial-gradient(ellipse at 85% 80%, rgba(91, 141, 239, 0.14), transparent 50%),
    var(--bg-deep);
}

.page-about .ab-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.page-about .ab-hero__badge-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.page-about .ab-hero__badge {
  position: relative;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  padding: 6px;
  background: linear-gradient(160deg, var(--accent-silver), var(--accent-purple));
  box-shadow: 0 24px 60px rgba(91, 141, 239, 0.32), 0 0 80px rgba(155, 109, 255, 0.24);
  z-index: 1;
}

.page-about .ab-hero__badge-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.page-about .ab-hero__glow {
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(155, 109, 255, 0.32) 0%, transparent 70%);
  filter: blur(24px);
  opacity: 0.6;
}

.page-about .ab-hero__rings {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-about .ab-hero__ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(91, 141, 239, 0.14);
  animation: ab-ring-spin 24s linear infinite;
}

.page-about .ab-hero__ring--one {
  width: 300px;
  height: 300px;
  top: -24px;
  left: 50%;
  transform: translateX(-50%);
  border-style: dashed;
  opacity: 0.45;
}

.page-about .ab-hero__ring--two {
  width: 400px;
  height: 400px;
  bottom: -120px;
  left: -80px;
  border-color: rgba(155, 109, 255, 0.2);
  animation-direction: reverse;
  animation-duration: 32s;
}

.page-about .ab-hero__ring--three {
  width: 180px;
  height: 180px;
  top: 32px;
  right: -40px;
  border-color: rgba(45, 212, 191, 0.2);
  animation-duration: 16s;
}

.page-about .ab-hero__ring--four {
  width: 500px;
  height: 500px;
  right: -160px;
  bottom: -200px;
  border-style: dotted;
  opacity: 0.25;
  animation-duration: 40s;
}

.page-about .ab-hero__content {
  text-align: center;
}

.page-about .ab-hero__kicker {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  color: var(--accent-teal);
  margin-bottom: 1em;
  text-transform: uppercase;
}

.page-about .ab-hero__title {
  display: flex;
  flex-direction: column;
  gap: 0.15em;
  font-size: clamp(2rem, 6vw, 3.25rem);
  font-weight: 700;
  line-height: 1.12;
  margin-bottom: 0.5em;
}

.page-about .ab-hero__title .text-gradient {
  background: linear-gradient(135deg, #8BB9FF, #CFB3FF 55%, #5B8DEF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-about .ab-hero__lead {
  max-width: 54ch;
  color: var(--text-muted);
  margin-inline: auto;
  font-size: 1rem;
  line-height: 1.8;
}

.page-about .ab-hero__actions {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
  align-items: stretch;
}

/* ---------- Brand Origin ---------- */
.page-about .ab-origin {
  position: relative;
  background: var(--bg-nebula);
  padding: 80px 0;
  overflow: hidden;
}

.page-about .ab-origin::after {
  content: '';
  position: absolute;
  right: -120px;
  top: -120px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(91, 141, 239, 0.12), transparent 70%);
  pointer-events: none;
}

.page-about .ab-origin__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.page-about .ab-origin__index {
  font-family: var(--font-heading);
  font-size: 4.5rem;
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--accent-silver);
  opacity: 0.8;
  margin-top: 0.1em;
}

.page-about .ab-origin__lead {
  color: var(--text-light);
  font-size: 1.125rem;
  max-width: 58ch;
}

.page-about .ab-origin__content p:not(.ab-origin__lead):not(.section-kicker) {
  color: var(--text-muted);
  max-width: 60ch;
}

/* ---------- Milestones ---------- */
.page-about .ab-milestones {
  background:
    radial-gradient(ellipse at 80% 10%, rgba(155, 109, 255, 0.09), transparent 45%),
    var(--bg-deep);
  padding: 80px 0;
  overflow: hidden;
}

.page-about .ab-milestones__head {
  margin-bottom: 48px;
}

.page-about .ab-timeline {
  position: relative;
  list-style: none;
}

.page-about .ab-timeline::before {
  content: '';
  position: absolute;
  left: 16px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-silver), var(--accent-purple) 55%, transparent);
  opacity: 0.55;
}

.page-about .ab-timeline__item {
  position: relative;
  padding-left: 56px;
  margin-bottom: 32px;
}

.page-about .ab-timeline__item::before {
  content: '';
  position: absolute;
  left: 13px;
  top: 10px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-silver);
  box-shadow: 0 0 0 4px var(--line-glow), 0 0 16px var(--accent-silver);
}

.page-about .ab-timeline__card {
  background: var(--ab-card-bg);
  border: 1px solid var(--ab-card-border);
  border-radius: var(--radius-card);
  padding: 26px 26px 24px;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-card);
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out);
}

.page-about .ab-timeline__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 60px rgba(5, 8, 26, 0.6);
}

.page-about .ab-timeline__year {
  display: inline-block;
  background: var(--ab-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.25em;
}

.page-about .ab-timeline__card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.4em;
}

.page-about .ab-timeline__card p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: 0.75em;
}

.page-about .ab-timeline__card .tag {
  margin-top: 8px;
}

/* ---------- Tech ---------- */
.page-about .ab-tech {
  background: var(--bg-nebula);
  padding: 80px 0;
}

.page-about .ab-tech__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

.page-about .ab-tech__media {
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--line-glow);
  box-shadow: var(--shadow-card);
  background: linear-gradient(135deg, rgba(91, 141, 239, 0.12), rgba(155, 109, 255, 0.08));
}

.page-about .ab-tech__img {
  display: block;
  width: 100%;
  height: auto;
}

.page-about .ab-tech__content {
  h2, p, ul, a {
    margin-bottom: 1rem;
  }
}

.page-about .ab-tech__lead {
  color: var(--text-light);
  max-width: 52ch;
}

.page-about .ab-tech__list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: grid;
  gap: 12px;
}

.page-about .ab-tech__list li {
  position: relative;
  padding-left: 28px;
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.page-about .ab-tech__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent-silver), var(--accent-purple));
  box-shadow: 0 0 12px rgba(91, 141, 239, 0.5);
}

/* ---------- Eco ---------- */
.page-about .ab-eco {
  position: relative;
  background:
    radial-gradient(ellipse at 15% 50%, rgba(155, 109, 255, 0.1), transparent 50%),
    var(--bg-deep);
  padding: 80px 0;
}

.page-about .ab-eco__head {
  margin-bottom: 40px;
}

.page-about .ab-eco__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

.page-about .ab-eco__content {
  order: 2;
}

.page-about .ab-eco__visual {
  order: 1;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--line-purple);
  box-shadow: var(--shadow-card);
  background: var(--ab-purple-bg);
}

.page-about .ab-eco__img {
  display: block;
  width: 100%;
  height: auto;
}

.page-about .ab-eco__content p:first-of-type {
  color: var(--text-light);
  max-width: 56ch;
}

.page-about .ab-eco__content p:not(:first-of-type) {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.page-about .ab-eco__points {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
  display: grid;
  gap: 18px;
}

.page-about .ab-eco__points li {
  padding: 18px 20px;
  border: 1px solid var(--line-purple);
  border-radius: var(--radius-sm);
  background: rgba(155, 109, 255, 0.06);
}

.page-about .ab-eco__point-title {
  display: block;
  color: var(--accent-purple);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: 0.25em;
}

.page-about .ab-eco__points li p {
  margin: 0;
  font-size: 0.9rem;
}

/* ---------- Honors ---------- */
.page-about .ab-honors {
  background: var(--bg-nebula);
  padding: 80px 0;
}

.page-about .ab-honors__head {
  margin-bottom: 40px;
}

.page-about .ab-honors__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-about .ab-honors__card {
  background: rgba(23, 42, 77, 0.6);
  border: 1px solid var(--ab-card-border);
  border-radius: var(--radius-card);
  padding: 28px 26px;
  position: relative;
  overflow: hidden;
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out);
}

.page-about .ab-honors__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-silver), var(--accent-purple));
  opacity: 0.6;
}

.page-about .ab-honors__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 44px rgba(5, 8, 26, 0.5);
}

.page-about .ab-honors__year {
  display: inline-block;
  color: var(--accent-teal);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 1em;
  padding: 0.15em 0.7em;
  border: 1px solid rgba(45, 212, 191, 0.28);
  border-radius: var(--radius-pill);
  background: rgba(45, 212, 191, 0.08);
}

.page-about .ab-honors__card:nth-child(2) .ab-honors__year {
  color: var(--accent-gold);
  border-color: rgba(251, 191, 36, 0.25);
  background: rgba(251, 191, 36, 0.07);
}

.page-about .ab-honors__card:nth-child(3) .ab-honors__year {
  color: var(--accent-silver);
  border-color: rgba(91, 141, 239, 0.25);
  background: rgba(91, 141, 239, 0.08);
}

.page-about .ab-honors__card:nth-child(4) .ab-honors__year {
  color: var(--accent-purple);
  border-color: var(--line-purple);
  background: rgba(155, 109, 255, 0.1);
}

.page-about .ab-honors__card h3 {
  font-size: 1.125rem;
  margin-bottom: 0.4em;
}

.page-about .ab-honors__card p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: 0.75em;
}

/* ---------- CTA ---------- */
.page-about .ab-cta {
  position: relative;
  background:
    radial-gradient(ellipse at 80% 100%, rgba(91, 141, 239, 0.18), transparent 60%),
    var(--bg-deep);
  padding: 80px 0;
  overflow: hidden;
}

.page-about .ab-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(91, 141, 239, 0.12) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.35;
  pointer-events: none;
}

.page-about .ab-cta__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-about .ab-cta h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  margin-bottom: 0.35em;
}

.page-about .ab-cta p:not(.section-kicker) {
  color: var(--text-muted);
  max-width: 46ch;
}

.page-about .ab-cta__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}

/* ---------- Range: 520px+ (mobile landscape / tablet) ---------- */
@media (min-width: 520px) {
  .page-about .ab-hero__actions {
    flex-direction: row;
    justify-content: center;
  }

  .page-about .ab-hero__badge {
    width: 240px;
    height: 240px;
  }

  .page-about .ab-cta__actions {
    flex-direction: row;
    align-items: center;
  }
}

/* ---------- Range: 900px+ (desktop) ---------- */
@media (min-width: 900px) {
  .page-about .container {
    padding-inline: 32px;
  }

  .page-about .ab-hero {
    padding: 64px 0 96px;
  }

  .page-about .ab-hero__inner {
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
  }

  .page-about .ab-hero__badge-wrap {
    justify-content: flex-start;
    padding: 32px;
  }

  .page-about .ab-hero__badge {
    width: 280px;
    height: 280px;
  }

  .page-about .ab-hero__content {
    text-align: left;
  }

  .page-about .ab-hero__lead {
    margin-inline: 0;
  }

  .page-about .ab-hero__actions {
    justify-content: flex-start;
  }

  .page-about .ab-origin {
    padding: 120px 0;
  }

  .page-about .ab-origin__inner {
    grid-template-columns: 200px 1fr;
    gap: 48px;
  }

  .page-about .ab-origin__index {
    font-size: 6.5rem;
    margin-top: 0;
  }

  .page-about .ab-milestones {
    padding: 120px 0;
  }

  .page-about .ab-timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .page-about .ab-timeline__item {
    width: 50%;
    padding-left: 0;
    padding-right: 56px;
    margin-left: 0;
    margin-right: auto;
  }

  .page-about .ab-timeline__item::before {
    left: auto;
    right: -5px;
    width: 12px;
    height: 12px;
  }

  .page-about .ab-timeline__item:nth-child(even) {
    margin-left: auto;
    margin-right: 0;
    padding-right: 0;
    padding-left: 56px;
  }

  .page-about .ab-timeline__item:nth-child(even)::before {
    right: auto;
    left: -5px;
  }

  .page-about .ab-timeline__card {
    padding: 32px;
  }

  .page-about .ab-tech {
    padding: 120px 0;
  }

  .page-about .ab-tech__inner {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
  }

  .page-about .ab-tech__media {
    order: 1;
  }

  .page-about .ab-tech__content {
    order: 2;
  }

  .page-about .ab-eco {
    padding: 120px 0;
  }

  .page-about .ab-eco__grid {
    grid-template-columns: 1.1fr 1fr;
    gap: 64px;
  }

  .page-about .ab-eco__content {
    order: 1;
  }

  .page-about .ab-eco__visual {
    order: 2;
  }

  .page-about .ab-honors {
    padding: 120px 0;
  }

  .page-about .ab-honors__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .page-about .ab-honors__card {
    padding: 36px 32px;
  }

  .page-about .ab-cta {
    padding: 120px 0;
  }

  .page-about .ab-cta__inner {
    grid-template-columns: 1fr auto;
    gap: 48px;
    align-items: end;
  }
}

/* ---------- Range: 1200px+ (large desktop) ---------- */
@media (min-width: 1200px) {
  .page-about .ab-honors__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---------- Keyframes & Reduced Motion ---------- */
@keyframes ab-ring-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

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

  .page-about .ab-timeline__card:hover,
  .page-about .ab-honors__card:hover {
    transform: none;
  }

  .page-about .tag,
  .page-about .btn {
    transition: none;
  }
}