.expertise-hero {
  background: linear-gradient(135deg, #ffffff 0%, #f3f4f6 50%, #e1e8f3 100%);
}

.expertise-hero__grid {
  align-items: center;
  gap: var(--space-10);
}

.expertise-hero__content p {
  font-size: var(--font-size-lg);
}

.expertise-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.expertise-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.expertise-intro {
  background-color: var(--color-surface);
}

.expertise-section {
  background-color: var(--color-surface);
}

.expertise-section--muted {
  background-color: var(--gray-50);
}

.expertise-section--image-right .expertise-section__grid {
  align-items: center;
  gap: var(--space-10);
}

.expertise-section__grid {
  align-items: flex-start;
  gap: var(--space-8);
}

.expertise-section__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.expertise-section__media img {
  min-height: 260px;
}

.expertise-list {
  list-style: none;
  padding-left: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.expertise-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.expertise-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--color-accent);
}

.expertise-section__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.expertise-highlight {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-primary-subtle);
}

.expertise-certifications {
  background: radial-gradient(circle at top left, #e1e8f3 0, #ffffff 50%, #f5f6f7 100%);
}

.expertise-certifications__header {
  margin-bottom: var(--space-10);
}

.expertise-certifications__grid {
  margin-top: var(--space-6);
}

.expertise-card {
  height: 100%;
}

.expertise-portfolio {
  background-color: var(--color-surface);
}

.expertise-portfolio__header p {
  max-width: 640px;
}

.expertise-portfolio__cta {
  display: flex;
  align-items: center;
}

.expertise-structural {
  background-color: var(--gray-50);
}

.expertise-section__aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.expertise-section__aside--accent {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #123b70 0%, #1f4f8f 60%, #e6762b 100%);
  color: #ffffff;
}

.expertise-section__aside--accent h3,
.expertise-section__aside--accent p {
  color: #ffffff;
}

.expertise-section__aside--accent .button-primary {
  background-color: #ffffff;
  color: var(--color-primary)!important;
}

.expertise-section__aside--accent .button-primary:hover {
  background-color: var(--gray-100);
}

.expertise-aftercare {
  background-color: var(--color-surface);
}

.expertise-summary {
  background-color: var(--gray-50);
}

.expertise-summary__grid {
  gap: var(--space-8);
}

.expertise-summary__item {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) {
  .expertise-hero__grid,
  .expertise-section__grid {
    gap: var(--space-6);
  }

  .expertise-hero__actions,
  .expertise-section__cta {
    flex-direction: column;
    align-items: stretch;
  }

  .expertise-portfolio__header {
    gap: var(--space-4);
  }

  .expertise-portfolio__cta {
    width: 100%;
    justify-content: flex-start;
  }
}