* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  list-style: none;
  border: none;
}

* img {
  max-width: 100%;
  display: block;
}

* a {
  text-decoration: none;
  color: inherit;
}

body {
  font-family: "Microsoft YaHei", sans-serif;
  background-color: #fff;
  color: #1a1a1a;
}

.container {
  width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

.banner {
  width: 100%;
  margin-top: -80px;
}

.banner > img {
  width: 100%;
  height: auto;
}

.page-switch {
  display: flex;
  justify-content: space-between;
  padding: 26px 0;
  border-bottom: 1px solid #e8eee8;
}

.page-switch a {
  color: #999999;
  font-size: 20px;
  display: flex;
  align-items: center;
  gap: 15px;
  transition: 0.2s;
}

.page-switch a:hover {
  color: #009933;
}

.page-switch span {
  color: #999999;
  font-size: 20px;
  display: flex;
  align-items: center;
  gap: 15px;
  transition: 0.2s;
}

.pro-top-wrap {
  display: flex;
  gap: 60px;
  padding: 60px 0;
  align-items: center;
}

.pro-top-wrap .pro-left-img {
  width: 46%;
  position: relative;
}

.pro-top-wrap .pro-left-img .img-border-box {
  border: 1px solid #77bb2a;
  padding: 16px;
  position: relative;
  z-index: 2;
}

.pro-top-wrap .pro-left-img .img-border-box > img {
  width: 100%;
}

.pro-top-wrap .pro-left-img .decor-line {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 1px solid #77bb2a;
  top: 16px;
  left: 16px;
  z-index: 1;
}

.pro-top-wrap .pro-right-text {
  width: 50%;
  background: linear-gradient(90deg, rgba(119, 187, 42, 0.08), transparent);
  padding: 30px;
  border-radius: 12px 0 0 12px;
}

.pro-top-wrap .pro-right-text .green-badge {
  display: inline-block;
  padding: 7px 20px;
  background: linear-gradient(135deg, #009933 0%, #77bb2a 100%);
  color: #fff;
  border-radius: 40px;
  font-size: 16px;
}

.pro-top-wrap .pro-right-text .pro-intro {
  margin-top: 20px;
}

.pro-top-wrap .pro-right-text .pro-intro > img {
  width: 100%;
}

.tab-nav {
  display: flex;
  gap: 12px;
  padding-bottom: 10px;
}

.tab-nav .tab-item {
  padding: 12px 34px;
  background: #f6f8f6;
  border-radius: 50px;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.tab-nav .tab-item.active {
  background: linear-gradient(135deg, #009933 0%, #77bb2a 100%);
  color: #fff;
  box-shadow: 0 8px 24px rgba(119, 187, 42, 0.3);
}

.tab-nav .tab-item:hover:not(.active) {
  background: rgba(119, 187, 42, 0.15);
}

.tab-content {
  padding: 50px 0 80px;
}

.tab-content .tab-panel {
  display: none;
}

.tab-content .tab-panel.active {
  display: block;
}

.tab-content .intro-block {
  text-align: center;
}

.tab-content .intro-block img {
  width: auto;
  height: auto;
}

.tab-content .module-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
}

.tab-content .module-head .line-left,
.tab-content .module-head .line-right {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, #77bb2a, transparent);
}

.tab-content .module-head h2 {
  font-size: 22px;
  color: #1a1a1a;
  font-weight: 600;
}

.tab-content .unit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px 30px;
}

.tab-content .unit-grid .unit-card {
  text-align: center;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(119, 187, 42, 0.3);
  overflow: hidden;
  transition: all 0.3s ease;
  position: relative;
}

.tab-content .unit-grid .unit-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px rgba(0, 153, 51, 0.18);
}

.tab-content .unit-grid .unit-card .card-pic {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 230px;
  overflow: hidden;
}

.tab-content .unit-grid .unit-card .card-pic img {
  width: auto;
  height: auto;
  transition: transform 0.4s ease;
}

.tab-content .unit-grid .unit-card:hover .card-pic img {
  transform: scale(1.06);
}

.tab-content .unit-grid .unit-card .card-text {
  padding: 20px;
}

.tab-content .unit-grid .unit-card .card-text h3 {
  font-size: 17px;
  color: #009933;
  margin-bottom: 8px;
}

.tab-content .unit-grid .unit-card .card-text p {
  font-size: 13px;
  color: #606060;
  margin-bottom: 16px;
}

.tab-content .unit-grid .unit-card .card-text .param-btn {
  padding: 8px 18px;
  border-radius: 30px;
  background: transparent;
  border: 1px solid #009933;
  color: #009933;
  font-size: 13px;
  cursor: pointer;
  transition: 0.2s;
}

.tab-content .unit-grid .unit-card .card-text .param-btn:hover {
  background: linear-gradient(135deg, #009933 0%, #77bb2a 100%);
  color: #fff;
  border-color: transparent;
}

@media screen and (max-width: 1200px) {
  .pro-top-wrap {
    flex-direction: column;
  }
  .pro-top-wrap .pro-left-img,
  .pro-top-wrap .pro-right-text {
    width: 100%;
  }
  .unit-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 768px) {
  .banner {
    margin-top: 0;
  }
  .container {
    width: 100%;
  }
  .unit-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .unit-card.card-offset {
    transform: translateY(0);
  }
  .intro-two-grid {
    grid-template-columns: 1fr;
  }
  .tab-nav {
    flex-wrap: wrap;
  }
  .pro-top-wrap {
    padding: 40px 0;
    gap: 40px;
  }
  .pro-banner {
    height: 300px;
  }
  .banner-text span {
    font-size: 42px;
  }
}