/* 全新三色：雾霾蓝灰#277DA1 + 珊瑚橘#F9844A + 浅青#4ECDC4 */
:root {
  --main: #277DA1;
  --aux: #F9844A;
  --shine: #4ECDC4;
  --dark-bg: #0F1C29;
  --white: #ffffff;
  --gray-text: #92A0B0;
  --light-bg: #E6EEF3;
  --trans-base: all 0.3s ease;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
ul { list-style: none; }
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
body {
  font-family: "Microsoft YaHei", system-ui;
  color: #182838;
  background: #fff;
  overflow-x: hidden;
}
.wrap9 {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 16px;
}

/* 导航 nv9-header */
.nv9-header {
  width: 100%;
  background: linear-gradient(90deg, #0F1C29, #14283C);
  z-index: 999;
}
.head-row9 {
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo-box h1 {
  font-size: 25px;
  font-weight: 700;
  color: var(--white);
}
.logo-box9 {
  font-size: 25px;
  font-weight: 700;
  color: var(--white);
}
.nav-group9 {
  display: flex;
  gap: 34px;
}
.nav-item9 a {
  color: #B0C4D8;
  font-size: 15px;
  padding: 7px 0;
  position: relative;
  transition: var(--trans-base);
}
.nav-item9.active a {
  color: var(--aux);
}
.nav-item9.active a::after {
  content: "";
  width: 100%;
  height: 2px;
  background: linear-gradient(var(--aux), var(--shine));
  position: absolute;
  left: 0;
  bottom: 0;
}
.nav-item9 a:hover {
  color: var(--aux);
}

/* 首页首屏 nv9-banner 超大光效 */
.nv9-banner {
  width: 100%;
  min-height: 680px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 16%, rgba(39,125,161,0.93), transparent 32%),
    radial-gradient(circle at 88% 14%, rgba(249,132,74,0.88), transparent 32%),
    radial-gradient(circle at 50% 85%, rgba(78,205,196,0.85), transparent 36%),
    linear-gradient(150deg, #0F1C29, #14283C);
}
.light-left9 {
  position: absolute;
  left: -210%;
  top: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.24), transparent);
  animation: bigFlowL9 4.8s linear infinite;
}
.light-right9 {
  position: absolute;
  right: -210%;
  top: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(270deg, transparent, rgba(249,132,74,0.18), transparent);
  animation: bigFlowR9 6.9s linear infinite;
}
.point-wrap9 span {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255,255,255,0.78);
  animation: pointFloat9 16s linear infinite;
}
.point-wrap9 span:nth-child(1){top:8%;left:5%;animation-delay:0s;}
.point-wrap9 span:nth-child(2){top:36%;left:20%;animation-delay:1.8s;}
.point-wrap9 span:nth-child(3){top:73%;left:9%;animation-delay:3.6s;}
.point-wrap9 span:nth-child(4){top:21%;left:78%;animation-delay:5.4s;}
.point-wrap9 span:nth-child(5){top:67%;left:86%;animation-delay:7.2s;}
.rotate-ring9 {
  width: 680px;
  height: 680px;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  animation: ringSpin9 28s linear infinite;
}
.ban-content9 {
  position: relative;
  z-index: 2;
  color: var(--white);
}
.ban-p-title {
  font-size: 52px;
  margin-bottom: 22px;
  font-weight: 700;
}
.ban-desc-p {
  font-size: 20px;
  line-height: 2.05;
  margin-bottom: 46px;
  opacity: 0.96;
}
.ban-btn-row {
  display: flex;
  gap: 28px;
}
.btn-aux9 {
  padding: 18px 46px;
  background: linear-gradient(135deg, var(--aux), #FFA366);
  color: #111;
  border-radius: 999px;
  font-weight: 500;
  box-shadow: 0 0 36px rgba(249,132,74,0.46);
  transition: var(--trans-base);
}
.btn-aux9:hover {
  transform: translateY(-9px) scale(1.06);
  box-shadow: 0 0 58px rgba(249,132,74,0.76);
}
.btn-trans9 {
  padding: 18px 46px;
  border: 1px solid rgba(255,255,255,0.92);
  color: #fff;
  border-radius: 999px;
  transition: var(--trans-base);
}
.btn-trans9:hover {
  background: #fff;
  color: var(--main);
  transform: translateY(-9px) scale(1.06);
}

/* 内页通用Banner */
.inner-ban9 {
  width: 100%;
  height: 300px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 13% 21%, rgba(39,125,161,0.9), transparent 30%),
    radial-gradient(circle at 87% 15%, rgba(249,132,74,0.86), transparent 30%),
    radial-gradient(circle at 50% 79%, rgba(78,205,196,0.82), transparent 34%),
    linear-gradient(150deg, #0F1C29, #14283C);
}
.inner-ban9 .light-left9,.inner-ban9 .light-right9,.inner-ban9 .point-wrap9,.inner-ban9 .rotate-ring9 {
  transform: scale(0.61);
}
.inner-text-box h1 {
  font-size: 42px;
  color: var(--white);
  margin-bottom: 14px;
}
.inner-text-box p {
  font-size: 18px;
  opacity: 0.93;
  color: #fff;
}

/* 面包屑 */
.bread9 {
  padding: 30px 0;
  font-size: 14px;
  color: var(--gray-text);
}
.bread9 a {
  color: var(--main);
}

/* 二级子导航 */
.sub-nav9 {
  padding: 16px 0 38px;
}
.sub-row9 {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
}
.sub-item9 a {
  padding: 14px 30px;
  border: 1px solid #DDEBF2;
  border-radius: 10px;
  display: inline-block;
  transition: var(--trans-base);
}
.sub-item9.active a {
  background: linear-gradient(135deg, var(--main), #328FC2);
  color: #fff;
  border-color: var(--main);
}
.sub-badge {
  padding: 4px 11px;
  font-size: 12px;
  border-radius: 16px;
  margin-left: 9px;
}
.sub-item9.active .sub-badge {
  background: #fff;
  color: var(--main);
}
.sub-item9:not(.active) .sub-badge {
  background: var(--main);
  color: #fff;
}

/* 数据区块 nv9-data */
.nv9-data {
  width 100%;
  padding: 86px 0;
  margin: 76px 0;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 9% 23%, rgba(39,125,161,0.91), transparent 32%),
    radial-gradient(circle at 91% 15%, rgba(249,132,74,0.87), transparent 32%),
    radial-gradient(circle at 50% 83%, rgba(78,205,196,0.83), transparent 36%),
    linear-gradient(150deg, #0F1C29, #14283C);
}
.nv9-data .light-left9 { animation-duration:6.1s; }
.nv9-data .point-wrap9 span { background: rgba(255,255,255,0.56); }
.data-grid9 {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 38px;
  position: relative;
  z-index: 2;
  color: #fff;
  text-align: center;
}
.data-num-big {
  font-size: 52px;
  font-weight: bold;
  margin-bottom: 16px;
  animation: numBreath9 3.8s alternate infinite ease;
}
.data-desc-p {
  font-size: 19px;
  opacity: 0.95;
}

/* 区块标题 h2/h3 不额外加样式 */
.section-title9 {
  text-align: center;
  margin-bottom: 64px;
}
.section-title9 h2 {
  font-size: 38px;
  margin-bottom: 18px;
}
.section-title9 p {
  font-size: 19px;
  color: var(--gray-text);
}

/* 服务卡片 */
.service-grid9 {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 34px;
  margin-bottom: 86px;
}
.service-card9 {
  display: block;
  border: 1px solid #DDEBF2;
  border-radius: 18px;
  padding: 38px 28px;
  text-align: center;
  transition: var(--trans-base);
}
.service-card9:hover {
  border-color: var(--main);
  transform: translateY(-14px);
  box-shadow: 0 20px 48px rgba(39,125,161,0.17);
}
.service-icon9 {
  width: 86px;
  height: 86px;
  margin: 0 auto 28px;
}
.service-card9 h3 {
  font-size: 24px;
  margin-bottom: 18px;
}
.service-card9 p {
  font-size: 16px;
  color: var(--gray-text);
  line-height: 1.85;
}

/* 图文卡片 */
.img-grid9 {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 34px;
  margin-bottom: 56px;
}
.img-card9 {
  border: 1px solid #DDEBF2;
  border-radius: 18px;
  overflow: hidden;
  display: block;
  transition: var(--trans-base);
}
.img-card9:hover {
  transform: translateY(-14px);
  box-shadow: 0 20px 48px rgba(39,125,161,0.17);
}
.card-img9 {
  width: 100%;
  height: 182px;
  object-fit: cover;
}
.card-text9 {
  padding: 28px;
}
.card-text9 h3 {
  font-size: 22px;
  margin-bottom: 16px;
}
.card-text9 p {
  font-size: 16px;
  color: var(--gray-text);
  line-height: 1.75;
}
.more-box9 {
  text-align: center;
  margin-bottom: 86px;
}
.more-link9 {
  color: var(--main);
  font-size: 19px;
  font-weight: 500;
}

/* 资讯列表 */
.news-wrap9 {
  margin-bottom: 56px;
}
.news-item9 {
  display: flex;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid #DDEBF2;
}
.news-pic9 {
  width: 260px;
  height: 162px;
  border-radius: 12px;
  object-fit: cover;
}
.news-text9 h2 {
  font-size: 24px;
  margin-bottom: 18px;
}
.news-time9 {
  font-size: 15px;
  color: var(--gray-text);
  margin-bottom: 18px;
}
.news-desc9 {
  font-size: 16px;
  color: var(--gray-text);
  line-height: 1.85;
}
.page-bar9 {
  display: flex;
  gap: 18px;
  justify-content: center;
  padding: 42px 0;
}
.page-bar9 a {
  padding: 14px 22px;
  border: 1px solid #DDEBF2;
  border-radius: 8px;
  font-size: 14px;
}

/* 文章详情 */
.detail-wrap9 {
  padding-bottom: 86px;
}
.detail-h1 {
  font-size: 38px;
  margin-bottom: 24px;
}
.detail-date9 {
  font-size: 17px;
  color: var(--gray-text);
  padding-bottom: 24px;
  margin-bottom: 42px;
  border-bottom: 1px solid #DDEBF2;
}
.detail-content9 {
  font-size: 20px;
  line-height: 2.1;
  color: #182838;
}
.prev-next9 {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid #DDEBF2;
  display: flex;
  justify-content: space-between;
  font-size: 15px;
  color: var(--gray-text);
}

/* 通用正文盒子 */
.content-box9 {
  font-size: 20px;
  line-height: 2.1;
  color: #182838;
  padding-bottom: 86px;
}

/* 底部转化 nv9-action 原h2替换加粗p */
.nv9-action {
  width: 100%;
  padding: 110px 0;
  margin-top: 76px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 18%, rgba(39,125,161,0.94), transparent 34%),
    radial-gradient(circle at 88% 14%, rgba(249,132,74,0.89), transparent 34%),
    radial-gradient(circle at 50% 88%, rgba(78,205,196,0.86), transparent 38%),
    linear-gradient(150deg, #0F1C29, #14283C);
}
.nv9-action .light-left9 { animation-duration:4.5s; }
.nv9-action .light-right9 { animation-duration:6.5s; }
.nv9-action .point-wrap9 span { background: rgba(255,255,255,0.64); }
.action-row9 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  position: relative;
  z-index: 2;
  color: #fff;
}
.action-p-title {
  font-size: 42px;
  margin-bottom: 20px;
  font-weight: 700;
}
.action-desc-p {
  font-size: 20px;
  opacity: 0.96;
}
.action-btn-group9 {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
}
.action-btn1 {
  padding: 19px 48px;
  background: linear-gradient(135deg, var(--aux), #FFA366);
  color: #111;
  border-radius: 999px;
  font-weight: 500;
  box-shadow: 0 0 40px rgba(249,132,74,0.45);
  transition: var(--trans-base);
}
.action-btn1:hover {
  transform: translateY(-9px) scale(1.06);
  box-shadow: 0 0 62px rgba(249,132,74,0.73);
}
.action-btn2 {
  padding: 19px 48px;
  background: #fff;
  color: var(--main);
  border-radius: 999px;
  transition: var(--trans-base);
}
.action-btn2:hover {
  transform: translateY(-9px) scale(1.06);
  box-shadow: 0 0 48px rgba(255,255,255,0.4);
}

/* 页脚 nv9-footer h4全部替换p */
.nv9-footer {
  background: linear-gradient(90deg, #0F1C29, #14283C);
  color: #B0C4D8;
  padding: 80px 0 48px;
}
.footer-row9 {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 60px;
}
.footer-contact .foot-p-head {
  font-size: 22px;
  color: #fff;
  margin-bottom: 30px;
}
.footer-contact p {
  line-height: 2.3;
  font-size: 14px;
}
.footer-link span {
  color: #fff;
  margin-right: 14px;
}
.footer-link a {
  margin-right: 20px;
  font-size: 14px;
  color: #B0C4D8;
}
.copyright9 {
  border-top: 1px solid #1E3044;
  padding-top: 32px;
  text-align: center;
  font-size: 14px;
}
.copyright9 a {
  color: var(--aux);
  margin-left: 18px;
}

/* 全局动画 */
@keyframes bigFlowL9 {
  0% { left: -210%; }
  100% { left: 210%; }
}
@keyframes bigFlowR9 {
  0% { right: -210%; }
  100% { right: 210%; }
}
@keyframes pointFloat9 {
  0% { transform: translate(0,0) scale(1); opacity:0; }
  20% { opacity:1; }
  80% { opacity:1; }
  100% { transform: translate(190px,-280px) scale(0); opacity:0; }
}
@keyframes ringSpin9 {
  0% { transform: translate(-50%,-50%) rotate(0deg); }
  100% { transform: translate(-50%,-50%) rotate(360deg); }
}
@keyframes numBreath9 {
  0% { transform: scale(1); }
  100% { transform: scale(1.09); }
}

/* 移动端适配 */
@media screen and (max-width:1024px) {
  .data-grid9,.service-grid9,.img-grid9 { grid-template-columns: repeat(2,1fr); }
  .action-row9,.footer-row9 { flex-direction: column; text-align:center; }
  .action-btn-group9 { justify-content:center; }
  .ban-p-title { font-size:42px; }
}
@media screen and (max-width:768px) {
  .head-row9 { height:auto; flex-direction:column; padding:24px 0; gap:24px; }
  .nav-group9 { flex-wrap:wrap; justify-content:center; gap:24px; }
  .nv9-banner { min-height:500px; }
  .ban-p-title { font-size:34px; }
  .ban-btn-row { flex-direction:column; }
  .btn-aux9,.btn-trans9 { width:100%; text-align:center; }
  .inner-ban9 { height:240px; }
  .inner-text-box h1 { font-size:32px; }
  .section-title9 h2,.action-p-title { font-size:32px; }
  .news-item9 { flex-direction:column; }
  .news-pic9 { width:100%; height:240px; }
  .detail-h1 { font-size:30px; }
  .rotate-ring9 { width:380px; height:380px; }
}
@media screen and (max-width:480px) {
  .ban-p-title { font-size:28px; }
  .data-grid9,.service-grid9,.img-grid9 { grid-template-columns:1fr; }
  .data-num-big { font-size:40px; }
  .sub-row9 { gap:14px; }
  .sub-item9 a { padding:10px 20px; font-size:13px; }
  .nv9-action { padding:78px 0; }
  .action-btn1,.action-btn2 { width:100%; text-align:center; }
  .page-bar9 { flex-wrap:wrap; }
}