/* R&D capabilities follow the page's shared 120px / 80px section spacing. */
.home-research {
  background: #fff;
}

.home-research-heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 60px;
}

.home-research-title-group {
  position: relative;
  isolation: isolate;
  width: 100%;
  margin-bottom: 20px;
}

.home-research-title-group h2.title {
  margin: 0;
}

.home-research-watermark {
  position: absolute;
  z-index: -1;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #e9eef8;
  font-family: Arial, sans-serif;
  font-size: 88px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}

.home-research-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: 1fr;
  gap: 24px;
}

.home-research-card {
  min-width: 0;
  padding: 32px 20px;
  border: 1px solid #edf1f8;
  border-radius: 12px;
  background: #fff;
  text-align: center;
}

.home-research-icon {
  display: block;
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  object-fit: contain;
}

.home-research-card h3 {
  margin: 0 0 16px;
  color: #15191f;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
  overflow-wrap: break-word;
}

.home-research-card p {
  margin: 0;
  color: #555b65;
  font-size: 18px;
  line-height: 1.8;
  overflow-wrap: break-word;
}

@media (min-width: 1440px) {
  .home-research-container {
    width: calc(100% - 80px);
    max-width: 1440px;
  }
}

@media (max-width: 1199px) {
  .home-research-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-research-watermark {
    font-size: clamp(48px, 7.5vw, 80px);
  }
}

@media (max-width: 767px) {
  .home-research-watermark {
    font-size: clamp(24px, 6.5vw, 44px);
  }

  .home-research-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}