.page-about,
.page-about *,
.page-about *::before,
.page-about *::after {
  box-sizing: border-box;
}

.page-about {
  --page-gap: clamp(2.5rem, 6vw, 4.5rem);
  --page-radius: var(--qh-radius-lg);
  --page-accent-gradient: linear-gradient(135deg, var(--qh-primary), var(--qh-primary-dark));
  background: var(--qh-neutral-02);
  color: var(--qh-neutral-03);
}

.page-about .qh-container {
  padding-top: 2rem;
  padding-bottom: 3rem;
}

.page-about .qh-breadcrumb {
  margin-bottom: 1.5rem;
}

.page-about .about-hero,
.page-about .about-section {
  background: var(--qh-neutral-01);
  border-radius: var(--page-radius);
  box-shadow: var(--qh-shadow-sm);
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
}

.page-about .about-hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 140px;
  height: 140px;
  background: linear-gradient(135deg, transparent 0%, transparent 50%, rgba(255, 107, 0, 0.12) 50%);
  border-radius: 0 0 0 100%;
  pointer-events: none;
  z-index: 0;
}

.page-about .about-hero > * {
  position: relative;
  z-index: 1;
}

.page-about .about-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.12;
  margin: 0.75rem 0 1rem;
  letter-spacing: -0.02em;
}

.page-about .about-hero__lead {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--qh-neutral-04);
  max-width: 48rem;
  margin: 0;
}

.page-about .about-hero__meta {
  margin-top: 1.25rem;
  padding: 0.85rem 1.1rem;
  border-left: 4px solid var(--qh-primary);
  background: var(--qh-neutral-01);
  border-radius: var(--qh-radius-sm);
  font-size: 0.875rem;
  color: var(--qh-neutral-04);
  max-width: 48rem;
  box-shadow: var(--qh-shadow-sm);
}

.page-about .about-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.page-about .about-hero .qh-kicker,
.page-about .about-section__head .qh-kicker {
  display: inline-flex;
  align-items: center;
  background: var(--qh-neutral-02);
  border: 1px solid var(--qh-border);
  border-radius: var(--qh-radius-pill);
  padding: 0.35rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--qh-primary);
}

.page-about .about-section {
  margin-top: var(--page-gap);
  scroll-margin-top: calc(var(--qh-header-h) + 20px);
}

.page-about .about-section:nth-of-type(even) {
  background: var(--qh-neutral-02);
}

.page-about .about-section__head {
  margin-bottom: 1.5rem;
}

.page-about .about-section__head h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 900;
  line-height: 1.15;
  margin: 0.3rem 0 0.25rem;
}

.page-about .about-section__sub {
  margin: 0.25rem 0 0;
  color: var(--qh-neutral-05);
  font-size: 1rem;
}

.page-about .about-story {
  display: grid;
  gap: 1.5rem;
  align-items: center;
  grid-template-columns: 1fr;
}

.page-about .about-story__media img,
.page-about .about-partners__media img,
.page-about .timeline-top-image img {
  max-width: 100%;
  height: auto;
  border-radius: var(--page-radius);
  box-shadow: var(--qh-shadow-md);
}

.page-about .about-story__media img,
.page-about .about-partners__media img {
  object-fit: cover;
}

.page-about .about-story__content p {
  margin: 0 0 1rem;
  line-height: 1.75;
  color: var(--qh-neutral-04);
}

.page-about .about-story__content .qh-btn {
  margin-top: 0.5rem;
}

.page-about .timeline-top-image {
  text-align: center;
  margin-bottom: 2rem;
}

.page-about .timeline-top-image img {
  width: 100%;
  max-width: 600px;
  border-radius: var(--qh-radius-md);
}

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

.page-about .about-timeline::before {
  content: '';
  position: absolute;
  left: 18px;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--qh-secondary), var(--qh-accent));
  border-radius: 999px;
  transform: translateX(-50%);
}

.page-about .about-timeline__item {
  position: relative;
  margin-bottom: 2.25rem;
  padding-left: 54px;
  min-height: 40px;
}

.page-about .about-timeline__item:last-child {
  margin-bottom: 0;
}

.page-about .about-timeline__date {
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--page-accent-gradient);
  color: var(--qh-text-on-primary);
  font-size: 0.7rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 4px var(--qh-neutral-01), 0 2px 8px rgba(0, 0, 0, 0.1);
  z-index: 2;
}

.page-about .about-timeline__card {
  background: var(--qh-neutral-01);
  border: 1px solid var(--qh-border);
  border-radius: var(--page-radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--qh-shadow-sm);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-about .about-timeline__card:hover,
.page-about .about-timeline__card:focus-within {
  border-color: var(--qh-primary);
  box-shadow: var(--qh-shadow-md);
}

.page-about .about-timeline__card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
  font-weight: 800;
}

.page-about .about-timeline__card p {
  margin: 0;
  line-height: 1.7;
  color: var(--qh-neutral-04);
}

.page-about .about-stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-about .about-stat-card {
  background: var(--qh-neutral-01);
  border: 1px solid var(--qh-border);
  border-radius: var(--page-radius);
  padding: 1.4rem 1.25rem;
  box-shadow: var(--qh-shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  position: relative;
  overflow: hidden;
}

.page-about .about-stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--page-accent-gradient);
}

.page-about .about-stat-card__num {
  font-size: clamp(2rem, 5vw, 2.6rem);
  font-weight: 900;
  line-height: 1;
  color: var(--qh-neutral-03);
}

.page-about .about-stat-card__label {
  color: var(--qh-neutral-05);
  font-size: 0.9rem;
  font-weight: 500;
}

.page-about .about-stats__footnote {
  margin-top: 1.25rem;
  font-size: 0.9rem;
  color: var(--qh-neutral-04);
  background: var(--qh-neutral-01);
  border-left: 4px solid var(--qh-secondary);
  border-radius: var(--qh-radius-sm);
  padding: 0.85rem 1.1rem;
  box-shadow: var(--qh-shadow-sm);
}

.page-about .about-growth-panel {
  margin-top: 1.5rem;
  background: var(--qh-neutral-01);
  border-radius: var(--page-radius);
  padding: 1.5rem;
  box-shadow: var(--qh-shadow-sm);
}

.page-about .about-growth-panel__title {
  margin: 0 0 1rem;
  font-size: 1rem;
  font-weight: 800;
}

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

.page-about .about-growth-panel__note {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--qh-neutral-05);
}

.page-about .about-partners {
  display: grid;
  gap: 1.5rem;
  align-items: center;
  grid-template-columns: 1fr;
}

.page-about .about-partners__content p {
  margin: 0 0 1rem;
  line-height: 1.75;
  color: var(--qh-neutral-04);
}

.page-about .about-partners__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.page-about .about-cta {
  margin-top: var(--page-gap);
  padding: 2.5rem 1.5rem;
  border-radius: var(--page-radius);
  background: var(--page-accent-gradient);
  color: var(--qh-text-on-primary);
  text-align: center;
  box-shadow: var(--qh-shadow-lg);
  position: relative;
  overflow: hidden;
}

.page-about .about-cta::before {
  content: '';
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  top: -80px;
  right: -60px;
  pointer-events: none;
}

.page-about .about-cta::after {
  content: '';
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.05);
  bottom: -40px;
  left: -30px;
  pointer-events: none;
}

.page-about .about-cta h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 900;
  color: var(--qh-text-on-primary);
  line-height: 1.2;
}

.page-about .about-cta p {
  margin: 0 auto 1.5rem;
  max-width: 30rem;
  color: rgba(255, 255, 255, 0.92);
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  position: relative;
  z-index: 2;
}

.page-about .about-cta .qh-btn {
  background: var(--qh-neutral-01);
  color: var(--qh-primary-dark);
  border-color: transparent;
}

.page-about .about-cta .qh-btn--secondary {
  background: rgba(255, 255, 255, 0.18);
  color: var(--qh-text-on-primary);
  border-color: rgba(255, 255, 255, 0.4);
}

.page-about .about-cta .qh-btn--ghost {
  background: transparent;
  color: var(--qh-text-on-primary);
  border-color: rgba(255, 255, 255, 0.6);
}

.page-about .about-cta .qh-btn:hover,
.page-about .about-cta .qh-btn:focus-visible {
  background: var(--qh-neutral-01);
  color: var(--qh-primary-dark);
}

.page-about .about-cta .qh-btn--ghost:hover,
.page-about .about-cta .qh-btn--ghost:focus-visible,
.page-about .about-cta .qh-btn--secondary:hover,
.page-about .about-cta .qh-btn--secondary:focus-visible {
  background: rgba(255, 255, 255, 0.15);
  color: var(--qh-text-on-primary);
  border-color: rgba(255, 255, 255, 0.8);
}

@media (min-width: 640px) {
  .page-about .about-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .page-about .about-story,
  .page-about .about-partners {
    grid-template-columns: 1fr 1.1fr;
  }

  .page-about .about-partners__media {
    order: 2;
  }

  .page-about .about-timeline::before {
    left: 50%;
  }

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

  .page-about .about-timeline__item:nth-child(even) {
    margin-left: 50%;
    padding-right: 0;
    padding-left: 56px;
  }

  .page-about .about-timeline__date {
    left: auto;
    right: -18px;
  }

  .page-about .about-timeline__item:nth-child(even) .about-timeline__date {
    right: auto;
    left: -18px;
  }

  .page-about .about-cta {
    padding: 3rem 2.5rem;
  }
}

@media (min-width: 960px) {
  .page-about .about-stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about *,
  .page-about *::before,
  .page-about *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}