/* 技术中心页面 - 合并技术服务、工艺开发、质量控制 */

/* 技术服务区块 */
.tech-section {
  padding: 50px 0;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.tech-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 25px 20px;
  text-align: center;
  transition: var(--transition);
}

.tech-card:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}

.tech-icon {
  width: 65px;
  height: 65px;
  background: linear-gradient(135deg, var(--primary-light) 0%, #d1e8dd 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  font-size: 28px;
  color: var(--primary-color);
}

.tech-card h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: 10px;
}

.tech-card p {
  font-size: 12px;
  color: var(--text-light);
  line-height: 1.6;
}

/* 服务介绍 */
.content-section {
  padding: 50px 0;
}

.content-section.alt-bg {
  background: var(--bg-color);
}

.service-intro {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 40px;
  margin-bottom: 50px;
}

.service-intro-content p {
  font-size: 15px;
  color: var(--text-color);
  line-height: 1.8;
  margin-bottom: 20px;
}

.service-features {
  list-style: none;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  font-size: 14px;
  color: var(--text-color);
  border-bottom: 1px solid var(--border-color);
}

.service-features li:last-child {
  border-bottom: none;
}

.service-features i {
  color: var(--primary-color);
}

.service-intro-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.service-intro-image img {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
}

/* 质量体系 */
.quality-system {
  display: grid;
  gap: 20px;
  margin-bottom: 50px;
}

.quality-item {
  display: flex;
  align-items: flex-start;
  gap: 25px;
  padding: 25px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.quality-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-light), #dcfce7);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.quality-icon i {
  font-size: 26px;
  color: var(--primary-color);
}

.quality-content h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: 8px;
}

.quality-content p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
}

/* 检测能力 */
.detection-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 50px;
}

.detection-item {
  text-align: center;
  padding: 25px 20px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.detection-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-light), #dcfce7);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px;
}

.detection-icon i {
  font-size: 26px;
  color: var(--primary-color);
}

.detection-item h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: 10px;
}

.detection-item p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
}

/* 技术优势 */
.tech-advantages {
  margin-bottom: 50px;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.advantage-item {
  text-align: center;
  padding: 30px 20px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.advantage-number {
  font-size: 36px;
  font-weight: 700;
  color: var(--primary-light);
  margin-bottom: 15px;
}

.advantage-item h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: 10px;
}

.advantage-item p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
}

/* 联系CTA */
.contact-cta {
  text-align: center;
  padding: 50px 40px;
  background: linear-gradient(135deg, var(--secondary-color) 0%, #2d4a7c 100%);
  border-radius: var(--radius);
  color: var(--white);
}

.contact-cta h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.contact-cta p {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 25px;
}

.contact-cta .btn {
  background: var(--white);
  color: var(--primary-color);
}

.contact-cta .btn:hover {
  background: var(--primary-light);
}

/* 响应式 */
@media (max-width: 1024px) {
  .tech-grid,
  .advantages-grid,
  .detection-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-intro {
    grid-template-columns: 1fr;
  }

  .service-intro-image {
    order: -1;
    max-height: 300px;
  }
}

@media (max-width: 768px) {
  .tech-grid,
  .advantages-grid,
  .detection-grid {
    grid-template-columns: 1fr;
  }

  .tech-section,
  .content-section {
    padding: 30px 0;
  }

  .service-intro-image img {
    min-height: 200px;
  }

  .quality-item {
    flex-direction: column;
    padding: 20px;
  }

  .contact-cta {
    padding: 35px 0;
  }
}

@media (max-width: 480px) {
  .tech-card,
  .advantage-item,
  .detection-item {
    padding: 20px 15px;
  }
}