.onboarding-section {
  padding: 4rem 0 5rem;
}

.onboarding-layout {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.onboarding-steps {
  flex: 0 0 280px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  position: sticky;
  top: 120px;
  max-height: calc(100vh - 160px);
  overflow: auto;
  padding-right: 0.5rem;
}

.onboarding-step {
  width: 100%;
  text-align: left;
  border: 1px solid rgba(180, 239, 78, 0.25);
  background: rgba(255, 255, 255, 0.8);
  border-radius: 16px;
  padding: 0.9rem 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
  color: #2c3e50;
}

.onboarding-step:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.08);
}

.onboarding-step[aria-selected="true"] {
  background: linear-gradient(135deg, rgba(180, 239, 78, 0.22) 0%, rgba(26, 102, 255, 0.12) 100%);
  border-color: rgba(26, 102, 255, 0.25);
}

.onboarding-step-number {
  font-weight: 800;
  letter-spacing: 0.02em;
  margin-right: 0.5rem;
  color: #1A66FF;
}

.onboarding-step-label {
  font-weight: 700;
}

.onboarding-view {
  flex: 1;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(180, 239, 78, 0.2);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.08);
  overflow: hidden;
}

.onboarding-image-wrap {
  padding: 1.5rem;
  background: linear-gradient(135deg, rgba(180, 239, 78, 0.08) 0%, rgba(26, 102, 255, 0.06) 100%);
}

.onboarding-image {
  width: 100%;
  max-height: 520px;
  object-fit: contain;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(26, 102, 255, 0.12);
}

.onboarding-copy {
  padding: 1.25rem 1.5rem 0;
}

.onboarding-title {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.onboarding-desc {
  font-size: 1.05rem;
  color: #5a6c7d;
  margin-bottom: 1.25rem;
}

.onboarding-controls {
  padding: 0 1.5rem 1.5rem;
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  flex-wrap: wrap;
}

@media (max-width: 960px) {
  .onboarding-layout {
    flex-direction: column;
  }

  .onboarding-steps {
    position: static;
    flex: none;
    width: 100%;
    max-height: none;
    flex-direction: row;
    gap: 0.75rem;
    overflow: auto;
    padding-right: 0;
    padding-bottom: 0.25rem;
  }

  .onboarding-step {
    min-width: 200px;
    flex: 0 0 auto;
  }

  .onboarding-controls {
    justify-content: space-between;
  }
}

@media (max-width: 520px) {
  .onboarding-section {
    padding: 3rem 0 4rem;
  }

  .onboarding-step {
    min-width: 170px;
    padding: 0.8rem 0.9rem;
  }

  .onboarding-title {
    font-size: 1.35rem;
  }

  .onboarding-image {
    max-height: 420px;
  }
}