*{
  font-family:pingfang SC,helvetica neue,arial,hiragino sans gb,microsoft yahei ui,microsoft yahei,simsun,"sans-serif"
}


.case-detail-page {
  background: #F4F4F4;
}

/* 通用：案例详情顶部返回按钮 */
.case-back-btn {
  position: absolute;
  top: 77px;
  left: 50%;
  transform: translateX(-620px);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 138px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid #fff;
  color: #ffffff;
  font-size: 16px;
  font-weight: 400;
  text-decoration: none;
  cursor: pointer;
}
.case-back-btn img{
  margin-right: 5px;
}


/* 
.case-detail a {
  color: inherit;
  text-decoration: none;
}

.case-detail a:hover {
  color: #0f7fff;
}

.case-detail {
  max-width: 1200px;
  margin: 0 auto;
  padding: 140px 20px 80px;
}

@media (max-width: 768px) {
  .case-detail {
    padding: 110px 16px 60px;
  }
}

.case-detail-hero {
  background: linear-gradient(135deg, var(--case-color, #0f7fff), rgba(15, 127, 255, 0.12));
  border-radius: 28px;
  padding: 48px;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(15, 127, 255, 0.15);
}

.case-detail-hero::after {
  content: '';
  position: absolute;
  right: -120px;
  bottom: -120px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
}

.case-detail-hero__breadcrumb {
  font-size: 14px;
  opacity: 0.8;
  margin-bottom: 12px;
}

.case-detail-hero__breadcrumb a {
  opacity: 0.9;
  border-bottom: 1px solid rgba(255, 255, 255, 0.6);
  padding-bottom: 2px;
}

.case-detail-hero h1 {
  font-size: 38px;
  margin: 0 0 18px;
}

.case-detail-hero__summary {
  max-width: 720px;
  font-size: 16px;
  line-height: 1.7;
  opacity: 0.95;
}

.case-detail-hero__tags {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.case-detail-hero__tag {
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  font-size: 14px;
  backdrop-filter: blur(4px);
}

@media (max-width: 768px) {
  .case-detail-hero {
    padding: 32px 24px;
  }

  .case-detail-hero h1 {
    font-size: 28px;
  }
}

.case-detail-section {
  background: #fff;
  border-radius: 20px;
  padding: 36px 40px;
  margin-top: 36px;
  box-shadow: 0 12px 40px rgba(17, 37, 64, 0.08);
}

.case-detail-section__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.case-detail-section__header span {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: #eef4ff;
  color: #0f7fff;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.case-detail-section__header h2 {
  margin: 0;
  font-size: 22px;
}

.case-detail-section p {
  line-height: 1.8;
  margin: 0;
  color: #4b5563;
}

.case-detail-section--grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  padding: 32px;
}

.case-detail-card {
  border: 1px solid #eef0f6;
  border-radius: 16px;
  padding: 24px;
  background: #f9fbff;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 220px;
}

.case-detail-card h3 {
  margin: 0;
  font-size: 18px;
  color: #101828;
}

.case-detail-card ul {
  margin: 0;
  padding-left: 18px;
  color: #4b5563;
  line-height: 1.6;
}

.case-detail-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 18px;
  margin-top: 20px;
}

.case-detail-metric {
  border-radius: 14px;
  background: #f6f8ff;
  padding: 24px;
  text-align: center;
}

.case-detail-metric__value {
  display: block;
  font-size: 32px;
  font-weight: 700;
  color: #0f7fff;
}

.case-detail-metric__label {
  color: #4b5563;
  font-size: 14px;
}

.case-detail-cta {
  text-align: center;
  padding: 48px 20px;
  background: #0f172a;
  color: #fff;
  border-radius: 28px;
  margin-top: 48px;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.35);
}

.case-detail-cta h3 {
  margin: 0 0 12px;
  font-size: 28px;
}

.case-detail-cta p {
  margin: 0 0 24px;
  opacity: 0.85;
  line-height: 1.7;
}

.case-detail-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.case-detail-cta__btn {
  padding: 12px 28px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: #0f172a;
  background: #fff;
  font-weight: 600;
}

.case-detail-cta__btn.is-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
}

.case-detail-cta__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.case-detail-backlink {
  text-align: center;
  margin-top: 32px;
  font-size: 14px;
  color: #4b5563;
}

.case-detail-backlink a {
  color: #0f7fff;
  font-weight: 600;
}

@media (max-width: 768px) {
  .case-detail-section {
    padding: 28px 24px;
  }

  .case-detail-section__header span {
    width: 32px;
    height: 32px;
    border-radius: 10px;
  }

  .case-detail-card {
    min-height: auto;
  }

  .case-detail-cta {
    padding: 36px 24px;
  }
}
*/
.qyys_head {
  position: relative;
  background-image: url('/img/case_bg.png');
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  height: 320px;
  display: flex;
  justify-content: center;
  padding-top: 76px;
  z-index: 0;
}

.qyys_head p {
  font-weight: 500;
  font-size: 32px;
  color: #FFFFFF;
}

.qyys_main,
.ndhy_main,
.jdyx_main {
  position: relative;
  width: 1240px;
  margin: -142px auto 30px;
  height: 940px;
  background: #FFFFFF;
  border-radius: 10px;
  padding: 59px 79px;
}

.qyys_text {
  width: 1080px;
  height: 102px;
  background: #F4F4F4;
  padding: 21px 0 25px 41px;
}

.qyys_text p {
  font-weight: 500;
  font-size: 16px;
  color: #333333;
  line-height: 28px;
}

.ndhy_main {
  height: 2180px;
}

.ndhy_main_item1_left_text {
  width: 500px;
  height: 120px;
  background: #F4F4F4;
  padding: 18px 0 18px 30px;
}

.ndhy_main_item1 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ndhy_main_item2 {
  margin-top: 71px;
}

.ndhy_main_item2_left_text {
  width: 1080px;
  height: 120px;
  background: #F4F4F4;
  padding: 18px 0 18px 30px;
}

.jdyx_main {
  height: auto;
}

.jdyx_main_item1_left_text {
  width: 500px;
  height: 94px;
  background: #F4F4F4;
  padding: 17px 0 21px 30px;
}

.botom {
  margin-bottom: 70px;
}

.botom2 {
  margin-bottom: 40px;
}

.hydh_main {
  margin-top: -142px;
  position: relative;
}

.hydh_main_item {
  width: 1240px;
  margin: 0 auto 70px;
  height: auto;
  padding: 48px 80px 58px 80px;
  background: #FFFFFF;
  border-radius: 10px;
}

.hydh_main_item_top {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  font-size: 20px;
  color: #333333;
  margin-bottom: 32px;
}

.hydh_main_item_top p {
  font-weight: 500;
  font-size: 20px;
  color: #333333;
}

.hydh_main_item_top_txt{
  width: 510px;
  height: 64px;
  background: #F4F4F4;
  padding: 18px 0 18px 30px;
}
.hydh_main_item_top_txt2{
  width: 1080px;
  height: 64px;
  background: #F4F4F4;
  padding: 18px 0 18px 30px;
}