/* 宝珠新品研发系统介绍页 */
.rd-intro {
  max-width: 960px;
  margin: 0 auto;
  padding: 40px 0 60px;
}
.rd-lead {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-secondary, #c0c0c0);
  margin-bottom: 40px;
  text-align: center;
}

.rd-modules {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
@media (max-width: 768px) {
  .rd-modules { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .rd-modules { grid-template-columns: 1fr; }
}

.rd-module-card {
  background: rgba(20, 20, 28, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  padding: 24px;
  backdrop-filter: blur(12px);
  transition: all 0.25s ease;
}
.rd-module-card:hover {
  border-color: rgba(212, 165, 116, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}
.rd-module-icon {
  font-size: 32px;
  margin-bottom: 12px;
}
.rd-module-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin: 0 0 8px;
}
.rd-module-card p {
  font-size: 13px;
  color: var(--text-secondary, #a0a0a0);
  line-height: 1.6;
  margin: 0;
}

.rd-tech-stack {
  margin-bottom: 40px;
  text-align: center;
}
.rd-tech-stack h3 {
  font-size: 14px;
  color: var(--text-secondary, #808080);
  margin-bottom: 16px;
  font-weight: 500;
}
.rd-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.rd-tag {
  background: rgba(212, 165, 116, 0.08);
  border: 1px solid rgba(212, 165, 116, 0.15);
  color: var(--brand-primary, #d4a574);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  font-family: 'SF Mono', Menlo, monospace;
}

.rd-coming-soon {
  text-align: center;
  background: rgba(255, 193, 7, 0.06);
  border: 1px solid rgba(255, 193, 7, 0.15);
  border-radius: 12px;
  padding: 20px 24px;
}
.rd-coming-soon p {
  margin: 4px 0;
  font-size: 14px;
  color: #ffc107;
}
.rd-coming-soon code {
  background: rgba(0, 0, 0, 0.3);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
  color: #fff;
}
.rd-coming-soon a {
  color: var(--brand-primary, #d4a574);
  text-decoration: none;
}
.rd-coming-soon a:hover {
  text-decoration: underline;
}