.qt-news-body {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px;
  background: #ffffff;
  border-radius: 28px;
  color: #334155;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  box-sizing: border-box;
}

.qt-news-body * {
  box-sizing: border-box;
}

.qt-news-body .content-section {
  display: flow-root;
  margin-bottom: 42px;
}

.qt-news-body .section-title {
  margin: 0 0 18px;
  padding-left: 14px;
  border-left: 4px solid #007BFF;
  color: #0f172a;
  font-size: 25px;
  font-weight: 700;
  line-height: 1.35;
}

.qt-news-body p {
  margin: 0 0 16px;
}

.qt-news-body ul {
  margin: 18px 0;
  padding-left: 24px;
}

.qt-news-body li {
  margin-bottom: 10px;
  padding-left: 4px;
}

.qt-news-body a {
  color: #007BFF;
  text-decoration: none;
}

.qt-news-body a:hover {
  text-decoration: underline;
}

/* 第一张图片、文字和卡片的双栏区域 */
.qt-news-body .requirements-layout {
  display: grid;
  grid-template-columns: minmax(260px, 32%) minmax(0, 1fr);
  align-items: start;
  gap: 26px;
  width: 100%;
  margin: 4px 0 24px;
}

.qt-news-body .requirements-photo {
  width: 100%;
  max-width: 350px;
  margin: 0 auto;
}

.qt-news-body .requirements-photo img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 520px;
  padding: 6px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  object-fit: contain;
}

.qt-news-body .requirements-content {
  min-width: 0;
}

.qt-news-body .requirements-content p:last-of-type {
  margin-bottom: 16px;
}

/* 第五张图片左侧浮动，普通文字围绕 */
.qt-news-body .float-photo {
  display: block;
  float: left;
  width: 34%;
  max-width: 350px;
  height: auto;
  margin: 5px 24px 14px 0;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  object-fit: cover;
}

/* 三张产品图片并排 */
.qt-news-body .photo-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  width: 100%;
  margin: 22px 0 24px;
}

.qt-news-body .photo-row img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  object-fit: cover;
}

.qt-news-body .highlight-box {
  clear: both;
  margin: 24px 0;
  padding: 24px;
  background: #f1f7ff;
  border: 1px solid #dbeafe;
  border-radius: 18px;
}

.qt-news-body .highlight-box p:last-child {
  margin-bottom: 0;
}

/* 通用小卡片 */
.qt-news-body .service-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  width: 100%;
  margin: 20px 0 22px;
  padding: 0;
  list-style: none;
}

.qt-news-body .service-list li {
  position: relative;
  min-height: 62px;
  margin: 0;
  padding: 15px 16px 15px 44px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  display: flex;
  align-items: center;
}

.qt-news-body .service-list li::before {
  content: "✓";
  position: absolute;
  top: 50%;
  left: 16px;
  color: #007BFF;
  font-size: 18px;
  font-weight: 700;
  transform: translateY(-50%);
}

/* 双栏区域内的小卡片适当缩小 */
.qt-news-body .requirements-content .service-list {
  gap: 12px;
  margin: 16px 0 0;
}

.qt-news-body .requirements-content .service-list li {
  min-height: 58px;
  padding: 13px 14px 13px 40px;
  font-size: 15px;
  line-height: 1.55;
}

.qt-news-body .requirements-content .service-list li::before {
  left: 14px;
}

.qt-news-body .cta-box {
  margin-top: 46px;
  padding: 30px;
  background: #ffffff;
  border: 1px solid #dbeafe;
  border-radius: 22px;
  box-shadow: 0 12px 34px rgba(15, 23, 42, 0.08);
  text-align: center;
}

.qt-news-body .cta-box h3 {
  margin: 0 0 12px;
  color: #0f172a;
  font-size: 25px;
  line-height: 1.35;
}

.qt-news-body .cta-box p {
  max-width: 760px;
  margin: 0 auto 22px;
  color: #475569;
}

.qt-news-body .cta-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.qt-news-body .btn {
  display: inline-block;
  min-width: 170px;
  padding: 12px 24px;
  background: #007BFF;
  border: 1px solid #007BFF;
  border-radius: 40px;
  color: #ffffff;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  transition: all 0.2s ease;
}

.qt-news-body .btn:hover {
  background: #0069d9;
  border-color: #0069d9;
  color: #ffffff;
  text-decoration: none;
  transform: translateY(-1px);
}

.qt-news-body .btn-outline {
  background: #ffffff;
  color: #007BFF;
}

.qt-news-body .btn-outline:hover {
  background: #f1f7ff;
  color: #007BFF;
}

@media (max-width: 900px) {
  .qt-news-body .requirements-layout {
    grid-template-columns: minmax(220px, 34%) minmax(0, 1fr);
    gap: 20px;
  }

  .qt-news-body .requirements-content .service-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .qt-news-body {
    padding: 20px;
    border-radius: 20px;
    font-size: 15px;
  }

  .qt-news-body .content-section {
    margin-bottom: 34px;
  }

  .qt-news-body .section-title {
    font-size: 21px;
  }

  .qt-news-body .requirements-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .qt-news-body .requirements-photo {
    width: 100%;
    max-width: 430px;
  }

  .qt-news-body .requirements-photo img {
    max-height: none;
  }

  .qt-news-body .requirements-content .service-list {
    grid-template-columns: 1fr;
  }

  .qt-news-body .float-photo {
    float: none;
    width: 100%;
    max-width: 430px;
    margin: 4px auto 20px;
  }

  .qt-news-body .photo-row {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .qt-news-body .photo-row img {
    max-width: 430px;
    margin: 0 auto;
  }

  .qt-news-body .service-list {
    grid-template-columns: 1fr;
  }

  .qt-news-body .cta-box {
    padding: 24px 18px;
  }

  .qt-news-body .cta-box h3 {
    font-size: 22px;
  }

  .qt-news-body .cta-buttons {
    flex-direction: column;
  }

  .qt-news-body .btn {
    width: 100%;
  }
}