.page-about {
  --page-blue-glow: rgba(27, 109, 242, 0.08);
  --page-red-soft: rgba(224, 42, 42, 0.05);
  --page-gold-soft: rgba(201, 162, 39, 0.1);
  background:
    radial-gradient(circle at 90% 8%, var(--page-red-soft) 0%, transparent 260px),
    radial-gradient(circle at 8% 48%, var(--page-blue-glow) 0%, transparent 320px),
    var(--hb-paper);
}

.page-about .section-index {
  font-family: var(--hb-font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--hb-gray-600);
  margin: 0 0 var(--hb-space-3);
  padding-left: var(--hb-space-4);
  border-left: 2px solid var(--hb-red);
}

.page-about__hero {
  background: var(--hb-ink);
  color: var(--hb-paper);
  position: relative;
  overflow: hidden;
  padding: clamp(3rem, 8vw, 6rem) 0;
  border-bottom: 4px solid var(--hb-red);
}

.page-about__hero::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -80px;
  width: 380px;
  height: 380px;
  background: conic-gradient(from 180deg at 50% 50%, var(--hb-red) 0deg, transparent 90deg, var(--hb-blue) 180deg, transparent 270deg);
  opacity: 0.18;
  transform: rotate(15deg);
  border-radius: 30% 70% 55% 45% / 45% 40% 60% 55%;
  pointer-events: none;
}

.page-about__hero::after {
  content: "HB/BRAND-FILE";
  position: absolute;
  bottom: var(--hb-space-4);
  right: var(--hb-space-5);
  font-family: var(--hb-font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: rgba(245, 241, 234, 0.35);
  writing-mode: vertical-rl;
}

.page-about__hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--hb-space-6);
  position: relative;
  z-index: 1;
}

.page-about__hero-copy .section-index {
  color: var(--hb-gold);
  border-left-color: var(--hb-gold);
}

.page-about__hero h1 {
  font-family: var(--hb-font-sans);
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 var(--hb-space-4);
  max-width: 22ch;
  text-wrap: balance;
}

.page-about__hero-lead {
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.8;
  color: rgba(245, 241, 234, 0.82);
  max-width: 60ch;
  margin: 0 0 var(--hb-space-5);
}

.page-about__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--hb-space-3);
}

.page-about hb-button,
.page-about .hb-button,
.page-about .hb-button--ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 var(--hb-space-5);
  border-radius: var(--hb-radius);
  font-family: var(--hb-font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: transform var(--hb-transition), box-shadow var(--hb-transition), background-color var(--hb-transition);
}

.page-about .hb-button {
  background: var(--hb-red);
  color: #fff;
}

.page-about .hb-button:hover,
.page-about .hb-button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 6px 0 rgba(224, 42, 42, 0.65);
}

.page-about .hb-button--ghost {
  border: 1px solid rgba(245, 241, 234, 0.4);
  color: var(--hb-paper);
  background: transparent;
}

.page-about .hb-button--ghost:hover,
.page-about .hb-button--ghost:focus-visible {
  border-color: var(--hb-blue);
  color: var(--hb-blue);
}

.page-about__hero-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--hb-space-4);
  padding: var(--hb-space-5);
  background: rgba(10, 37, 64, 0.55);
  border-left: 3px solid var(--hb-red);
  border-radius: var(--hb-radius);
}

.page-about__stat-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-about__stat-num {
  font-family: var(--hb-font-mono);
  font-size: clamp(1.5rem, 2.6vw, 2.25rem);
  font-weight: 700;
  color: var(--hb-paper);
  line-height: 1.1;
}

.page-about__stat-num::first-letter {
  color: var(--hb-red);
}

.page-about__stat-label {
  font-size: 0.875rem;
  color: rgba(245, 241, 234, 0.6);
}

.page-about__positioning {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
  background:
    linear-gradient(120deg, transparent 0%, var(--page-blue-glow) 24%, transparent 62%),
    var(--hb-paper);
}

.page-about__positioning .hb-grid {
  align-items: center;
  row-gap: var(--hb-space-5);
}

.page-about__section-title {
  font-family: var(--hb-font-sans);
  font-weight: 900;
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--hb-ink);
  margin: 0 0 var(--hb-space-4);
}

.page-about__positioning .hb-prose p,
.page-about__partners .hb-prose p {
  color: var(--hb-gray-600);
  line-height: 1.85;
  font-size: 1rem;
  margin: 0 0 var(--hb-space-4);
}

.page-about__positioning .hb-prose strong,
.page-about__partners .hb-prose strong {
  color: var(--hb-ink);
  font-weight: 700;
}

.page-about__positioning-image {
  transform: rotate(1.2deg);
  box-shadow: 14px 14px 0 var(--hb-light-gray);
}

.page-about__positioning-image img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 2px;
}

.page-about__timeline {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
  background: var(--hb-paper);
  position: relative;
  overflow: hidden;
}

.page-about__timeline::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--hb-red) 0%, var(--hb-gold) 50%, var(--hb-blue) 100%);
  opacity: 0.5;
}

.page-about__timeline-svg {
  width: 100%;
  height: 60px;
  margin-bottom: var(--hb-space-5);
  opacity: 0.8;
}

.page-about__timeline-svg svg {
  width: 100%;
  height: 100%;
}

.page-about__timeline-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--hb-space-5);
  position: relative;
}

.page-about__timeline-list::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 14px;
  width: 2px;
  background: linear-gradient(to bottom, var(--hb-red), var(--hb-blue));
  opacity: 0.3;
}

.page-about__milestone {
  position: relative;
  padding-left: var(--hb-space-6);
}

.page-about__milestone::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 10px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--hb-red);
  box-shadow: 0 0 0 3px rgba(224, 42, 42, 0.2);
  z-index: 1;
  transition: transform var(--hb-transition), box-shadow var(--hb-transition);
}

.page-about__milestone:hover::before,
.page-about__milestone:focus-within::before {
  transform: scale(1.15);
  box-shadow: 0 0 0 5px rgba(224, 42, 42, 0.3);
}

.page-about__milestone-year {
  font-family: var(--hb-font-mono);
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1.2;
  color: var(--hb-red);
  margin-bottom: 6px;
}

.page-about__milestone-card {
  background: var(--hb-paper);
  border: 1px solid var(--hb-gray-300);
  border-left: 3px solid var(--hb-blue);
  border-radius: var(--hb-radius);
  padding: var(--hb-space-4);
  transition: transform var(--hb-transition), box-shadow var(--hb-transition), border-color var(--hb-transition);
}

.page-about__milestone-card:hover {
  transform: translateX(4px) translateY(-2px);
  box-shadow: 8px 8px 0 rgba(27, 109, 242, 0.1);
  border-left-color: var(--hb-red);
}

.page-about__milestone-card h3 {
  font-family: var(--hb-font-sans);
  font-weight: 800;
  font-size: 1.125rem;
  margin: 0 0 6px;
  color: var(--hb-ink);
}

.page-about__milestone-card p {
  margin: 0;
  line-height: 1.7;
  color: var(--hb-gray-600);
  font-size: 0.9375rem;
}

.page-about__certs {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
  background: var(--hb-deep-blue);
  color: var(--hb-paper);
  position: relative;
  overflow: hidden;
}

.page-about__certs::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -60px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.12) 0%, transparent 70%);
}

.page-about__certs .section-index {
  color: var(--hb-gold);
  border-left-color: var(--hb-gold);
}

.page-about__certs h2 {
  color: var(--hb-paper);
}

.page-about__certs-intro {
  color: rgba(245, 241, 234, 0.7);
  font-size: 1rem;
  line-height: 1.8;
  max-width: 64ch;
  margin-bottom: var(--hb-space-6);
}

.page-about__certs-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--hb-space-4);
}

.page-about__cert-badge {
  background: rgba(245, 241, 234, 0.04);
  border: 1px solid rgba(201, 162, 39, 0.2);
  border-radius: var(--hb-radius);
  padding: var(--hb-space-5);
  position: relative;
  transition: background-color var(--hb-transition), transform var(--hb-transition), border-color var(--hb-transition);
}

.page-about__cert-badge:hover,
.page-about__cert-badge:focus-within {
  background: rgba(245, 241, 234, 0.08);
  border-color: var(--hb-gold);
  transform: translateY(-3px);
}

.page-about__cert-badge h3 {
  font-family: var(--hb-font-sans);
  font-weight: 800;
  font-size: 1.125rem;
  margin: var(--hb-space-3) 0 var(--hb-space-2);
  color: var(--hb-paper);
}

.page-about__cert-badge h3::before {
  content: "◆ ";
  color: var(--hb-gold);
  font-size: 0.8em;
}

.page-about__cert-badge p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(245, 241, 234, 0.65);
}

.page-about__partners {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
  background:
    linear-gradient(145deg, transparent 40%, var(--page-gold-soft) 100%),
    var(--hb-paper);
}

.page-about__partners .hb-grid {
  align-items: center;
  row-gap: var(--hb-space-6);
}

.page-about__partners-image {
  transform: rotate(-1.4deg);
  box-shadow: -12px 12px 0 var(--hb-light-gray);
}

.page-about__partners-image img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 2px;
}

.page-about__partner-points {
  list-style: none;
  margin: 0 0 var(--hb-space-4);
  padding: 0;
  display: grid;
  gap: var(--hb-space-2);
}

.page-about__partner-points li {
  position: relative;
  padding-left: var(--hb-space-5);
  font-size: 1rem;
  color: var(--hb-gray-600);
  line-height: 1.6;
}

.page-about__partner-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 12px;
  height: 4px;
  background: var(--hb-red);
  transform: skewX(-20deg);
}

.page-about .hb-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--hb-font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--hb-blue);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: gap var(--hb-transition), color var(--hb-transition);
}

.page-about .hb-link::after {
  content: "→";
  font-size: 1.1em;
  color: var(--hb-red);
}

.page-about .hb-link:hover,
.page-about .hb-link:focus-visible {
  gap: 10px;
  color: var(--hb-red);
}

.page-about .media-frame {
  overflow: hidden;
  border-radius: var(--hb-radius);
  background: var(--hb-light-gray);
}

.page-about .media-frame img {
  max-width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 300ms ease;
}

.page-about .media-frame:hover img {
  transform: scale(1.02);
}

.page-about .hb-breadcrumb {
  margin-top: var(--hb-space-4);
  margin-bottom: 0;
}

.page-about .hb-breadcrumb a {
  color: var(--hb-blue);
  font-family: var(--hb-font-mono);
  font-size: 0.8125rem;
  text-decoration: none;
}

.page-about .hb-breadcrumb a:hover {
  color: var(--hb-red);
  text-decoration: underline;
}

.page-about .hb-breadcrumb__sep {
  color: var(--hb-gray-600);
  font-family: var(--hb-font-mono);
  font-size: 0.8125rem;
  margin: 0 6px;
}

.page-about .hb-breadcrumb [aria-current="page"] {
  color: var(--hb-gray-600);
  font-family: var(--hb-font-mono);
  font-size: 0.8125rem;
}

@media (min-width: 640px) {
  .page-about__certs-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about__milestone {
    padding-left: var(--hb-space-7);
  }

  .page-about__timeline-list::before {
    left: 24px;
  }

  .page-about__milestone::before {
    left: 17px;
    width: 16px;
    height: 16px;
  }

  .page-about__hero-inner {
    grid-template-columns: 3fr 1fr;
    gap: var(--hb-space-5);
  }

  .page-about__hero-meta {
    grid-template-columns: 1fr;
    align-content: center;
  }
}

@media (min-width: 900px) {
  .page-about__hero-inner {
    grid-template-columns: 7fr 3fr;
    gap: var(--hb-space-7);
  }

  .page-about__milestone {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: var(--hb-space-5);
    padding-left: var(--hb-space-7);
  }

  .page-about__milestone-year {
    text-align: right;
    margin-bottom: 0;
    color: var(--hb-ink);
    font-size: 1.75rem;
  }

  .page-about__milestone:hover .page-about__milestone-year {
    color: var(--hb-red);
  }

  .page-about__milestone-card {
    padding: var(--hb-space-5);
}

@media (max-width: 479px) {
  .page-about__hero-meta {
    grid-template-columns: 1fr;
    gap: var(--hb-space-3);
  }
}
}