/* Compact, app-like paired cards on narrow screens. */
@media (max-width: 600px) {
  .about-service-system { padding: 3.5rem 0; }
  .about-service-grid,
  .values-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }
  .about-service-step,
  .value-card {
    box-sizing: border-box;
    min-width: 0;
    aspect-ratio: 1 / 1;
    padding: 12px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
  }
  .about-service-step i {
    width: 30px;
    height: 30px;
    flex: 0 0 30px;
    margin-bottom: 10px;
  }
  .about-service-step h3,
  .value-title {
    font-size: clamp(.75rem, 3.5vw, .9rem);
    line-height: 1.55;
    margin-bottom: 5px;
  }
  .about-service-step p,
  .value-desc {
    font-size: clamp(.65rem, 2.9vw, .75rem);
    line-height: 1.65;
    margin: 0;
  }
  .values-section { padding: 3.5rem 0; }
  .values-grid { margin-top: 1.8rem; }
  .value-icon-box {
    width: 33px;
    height: 33px;
    min-height: 33px;
    border-radius: 9px;
    margin-bottom: 9px;
  }
  .value-icon-box svg { width: 18px; height: 18px; }
  .about-service-step .desktop-copy,
  .value-card .desktop-copy { display: none; }
  .about-service-step .mobile-copy,
  .value-card .mobile-copy { display: inline; }
}
@media (min-width: 601px) {
  .about-service-step .mobile-copy,
  .value-card .mobile-copy { display: none; }
}
@media (max-width: 390px) {
  .about-service-grid, .values-grid { gap: 8px; }
  .about-service-step, .value-card { padding: 8px; }
  .about-service-step i, .value-icon-box { margin-bottom: 5px; }
  .about-service-step h3, .value-title { font-size: .69rem; margin-bottom: 2px; }
  .about-service-step p, .value-desc { font-size: .61rem; line-height: 1.5; }
}