.page-about {
  --page-hero-min-h: 260px;
  --page-content-max-w: 720px;
  --page-grid-gap: var(--space-md);
  --page-section-py: var(--space-xl);
  --page-service-img-max-w: 500px;
  display: block;
  width: 100%;
  max-width: 100%;
}

/* ── Breadcrumb ── */
.page-about .breadcrumb {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md) 0;
  font-size: var(--small-size);
  color: var(--color-silver);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-wrap: wrap;
}
.page-about .breadcrumb a {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-about .breadcrumb a:hover,
.page-about .breadcrumb a:focus-visible {
  color: var(--color-accent);
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}
.page-about .breadcrumb-sep {
  color: var(--color-silver);
  user-select: none;
}
.page-about .breadcrumb [aria-current="page"] {
  color: var(--color-accent);
  font-weight: 600;
}

/* ── Hero ── */
.page-about .about-hero {
  position: relative;
  min-height: var(--page-hero-min-h);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-bottom: 0;
}
.page-about .about-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.page-about .about-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-about .about-hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  max-width: var(--max-width);
  width: 100%;
}
.page-about .about-hero-content h1 {
  font-family: var(--font-heading);
  font-size: var(--h1-size);
  font-weight: 800;
  letter-spacing: var(--letter-spacing-heading);
  line-height: var(--line-height-heading);
  color: var(--color-white);
  margin: 0 0 var(--space-sm);
  text-shadow: 0 2px 16px rgba(11, 26, 58, 0.55);
}
.page-about .about-hero-desc {
  font-size: var(--body-size);
  line-height: var(--line-height-body);
  color: rgba(255, 255, 255, 0.9);
  max-width: 580px;
  margin: 0 auto;
  font-weight: 400;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
}

/* ── Section Shared ── */
.page-about .about-section {
  padding: var(--page-section-py) var(--space-md);
}
.page-about .about-section-narrow {
  max-width: var(--page-content-max-w);
  margin-left: auto;
  margin-right: auto;
}
.page-about .about-section-wide {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}
.page-about .section-index {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--h3-size);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

/* ── Brand Positioning ── */
.page-about #brand-positioning h2 {
  font-family: var(--font-heading);
  font-size: var(--h2-size);
  font-weight: 700;
  letter-spacing: var(--letter-spacing-heading);
  line-height: var(--line-height-heading);
  color: var(--color-primary);
  margin: 0 0 var(--space-md);
}
.page-about .about-text-block p {
  font-size: var(--body-size);
  line-height: var(--line-height-body);
  color: var(--color-text);
  margin: 0 0 var(--space-sm);
}
.page-about .about-text-block p:last-child {
  margin-bottom: 0;
}

/* ── Service Scope ── */
.page-about .about-section-header {
  margin-bottom: var(--space-lg);
}
.page-about .about-section-header h2 {
  font-family: var(--font-heading);
  font-size: var(--h2-size);
  font-weight: 700;
  letter-spacing: var(--letter-spacing-heading);
  line-height: var(--line-height-heading);
  color: var(--color-primary);
  margin: 0 0 var(--space-xs);
}
.page-about .about-section-subtitle {
  font-size: var(--body-size);
  line-height: var(--line-height-body);
  color: var(--color-silver);
  margin: 0;
  max-width: 600px;
}
.page-about .about-services-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}
.page-about .about-services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}
.page-about .service-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  border-left: 4px solid var(--color-accent);
  box-shadow: 0 1px 4px rgba(11, 26, 58, 0.06);
  transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
  display: flex;
  flex-direction: column;
}
.page-about .service-item:hover,
.page-about .service-item:focus-within {
  box-shadow: 0 4px 20px rgba(11, 26, 58, 0.1);
  transform: translateY(-2px);
}
.page-about .service-item h3 {
  font-family: var(--font-heading);
  font-size: var(--h4-size);
  font-weight: 700;
  letter-spacing: var(--letter-spacing-heading);
  line-height: var(--line-height-heading);
  color: var(--color-primary);
  margin: 0 0 var(--space-xs);
}
.page-about .service-item p {
  font-size: var(--body-size);
  line-height: var(--line-height-body);
  color: var(--color-text);
  margin: 0 0 var(--space-sm);
  flex: 1;
}
.page-about .service-item .btn-outline {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 8px 20px;
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-primary);
  font-family: var(--font-sans);
  font-size: var(--small-size);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.page-about .service-item .btn-outline:hover,
.page-about .service-item .btn-outline:focus-visible {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
  outline: none;
}
.page-about .service-item .btn-outline:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* ── Services Image ── */
.page-about .about-services-image {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}
.page-about .about-services-image img {
  width: 100%;
  max-width: var(--page-service-img-max-w);
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px rgba(11, 26, 58, 0.08);
  display: block;
}

/* ── Contact Card ── */
.page-about .about-contact-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: 0 1px 6px rgba(11, 26, 58, 0.06);
  border: 1px solid rgba(212, 175, 55, 0.15);
}
.page-about .about-contact-visual {
  flex-shrink: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}
.page-about .about-contact-visual img {
  width: 100%;
  max-width: 300px;
  height: auto;
  border-radius: var(--radius-md);
  display: block;
}
.page-about .about-contact-content h3 {
  font-family: var(--font-heading);
  font-size: var(--h3-size);
  font-weight: 700;
  letter-spacing: var(--letter-spacing-heading);
  line-height: var(--line-height-heading);
  color: var(--color-primary);
  margin: 0 0 var(--space-sm);
}
.page-about .about-contact-content p {
  font-size: var(--body-size);
  line-height: var(--line-height-body);
  color: var(--color-text);
  margin: 0 0 var(--space-sm);
}
.page-about .about-contact-list {
  list-style: none;
  margin: 0 0 var(--space-sm);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.page-about .about-contact-list li {
  font-size: var(--body-size);
  line-height: var(--line-height-body);
  color: var(--color-text);
  padding-left: var(--space-sm);
  border-left: 3px solid var(--color-accent);
}
.page-about .contact-note {
  font-size: var(--small-size);
  color: var(--color-silver);
  margin: 0 0 var(--space-md);
  line-height: var(--line-height-body);
}
.page-about .btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 12px 32px;
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: var(--body-size);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-smooth), box-shadow var(--transition-fast);
}
.page-about .btn:hover,
.page-about .btn:focus-visible {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(11, 26, 58, 0.18);
  outline: none;
}
.page-about .btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* ── Responsive ≥768px ── */
@media (min-width: 768px) {
  .page-about {
    --page-hero-min-h: 380px;
  }
  .page-about .about-hero-content h1 {
    font-size: 48px;
  }
  .page-about .about-hero-desc {
    font-size: 18px;
  }
  .page-about .about-section {
    --page-section-py: 100px;
  }
  .page-about .about-services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
  }
  .page-about .about-services-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-xl);
  }
  .page-about .about-services-grid {
    flex: 2;
  }
  .page-about .about-services-image {
    flex: 1;
    justify-content: flex-start;
    position: sticky;
    top: 80px;
  }
  .page-about .about-contact-card {
    flex-direction: row;
    align-items: center;
    padding: var(--space-xl);
  }
  .page-about .about-contact-visual {
    flex: 0 0 280px;
  }
  .page-about .about-contact-content {
    flex: 1;
  }
}

/* ── Responsive ≥1024px ── */
@media (min-width: 1024px) {
  .page-about {
    --page-hero-min-h: 420px;
  }
  .page-about .about-services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-about .about-services-image {
    flex: 0 0 380px;
  }
  .page-about .about-contact-visual {
    flex: 0 0 320px;
  }
}

/* ── Print ── */
@media print {
  .page-about .about-hero {
    min-height: auto;
    padding: var(--space-md) 0;
  }
  .page-about .about-hero-img {
    display: none;
  }
  .page-about .about-hero-content {
    color: var(--color-primary);
    text-shadow: none;
  }
  .page-about .about-hero-content h1 {
    color: var(--color-primary);
    text-shadow: none;
  }
  .page-about .about-hero-desc {
    color: var(--color-text);
    text-shadow: none;
  }
  .page-about .service-item,
  .page-about .about-contact-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid var(--color-silver);
  }
  .page-about .btn,
  .page-about .btn-outline {
    border: 1px solid var(--color-text);
    background: transparent;
    color: var(--color-text);
  }
}