* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; max-width: 100%; }
body {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  color: #333;
  background: #d8e4ea;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; padding: 0; }
img { border: 0; display: block; max-width: 100%; }
figure { margin: 0; }
p, h1, h2, h3, ul { margin: 0; }
h1, h2, h3 { font-weight: 700; }

.page {
  width: 1920px;
  margin: 0 auto;
  background: #fff;
  position: relative;
  overflow: visible;
}

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  width: 1920px;
  height: 80px;
  background: #fff;
  z-index: 200;
  overflow: visible;
}
.brand {
  position: absolute;
  left: 274px;
  top: 10px;
  width: 60px;
  height: 61px;
}
.brand .logo-color {
  display: block;
  position: relative;
  width: 60px;
  height: 61px;
}
.brand .logo-mark {
  position: absolute;
  left: 0.01%;
  top: -1.89%;
  width: 56.4211px;
  height: 43.6448px;
  max-width: none;
}
.brand .logo-name {
  position: absolute;
  left: 1.5%;
  top: 69.05%;
  width: 59.0964px;
  height: 18.8613px;
  max-width: none;
}
.brand .logo-white {
  display: none;
  width: 60px;
  height: 61px;
  object-fit: contain;
  background: transparent;
}
.menu {
  position: absolute;
  left: 650px;
  top: 0;
  height: 80px;
  display: flex;
  align-items: flex-start;
  padding-top: 30px;
  gap: 90px;
}
.menu > a,
.item > a.top {
  position: relative;
  font-size: 18px;
  line-height: 27px;
  color: #333;
  font-weight: 500;
  white-space: nowrap;
}
.menu > a.on,
.item.on > a.top {
  color: #0b964f;
  font-weight: 700;
}
.mark {
  display: none;
  position: absolute;
  left: 50%;
  top: 30px;
  width: 46px;
  height: 11px;
  margin-left: -23px;
}
.on > .mark,
.on > a.top .mark { display: block; }
.item { position: relative; height: 50px; display: flex; align-items: flex-start; }
.drop {
  display: none;
  position: absolute;
  top: 50px;
  left: 50%;
  width: 160px;
  height: 130px;
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.8);
  border-radius: 16px;
  padding: 25px 0 0;
  flex-direction: column;
  align-items: center;
  gap: 25px;
  z-index: 50;
}
.item:hover .drop { display: flex; }
.drop a {
  display: block;
  text-align: center;
  font-family: "Noto Sans SC", "Source Han Sans SC", sans-serif;
  font-size: 16px;
  color: #666;
  line-height: 24px;
  white-space: nowrap;
}
.drop a.cur { color: #333; font-weight: 500; }

/* ---------- footer ---------- */
.footer { position: relative; width: 1920px; }
.footer-main {
  position: relative;
  height: 260px;
  overflow: hidden;
  background: linear-gradient(179deg, #00a2e9 0%, #069c9c 42%, #0b964f 100%);
}
.f-photo {
  position: absolute;
  left: 0;
  top: -563px;
  width: 1965px;
  height: auto;
  opacity: 0.06;
  pointer-events: none;
}
.f-head {
  position: absolute;
  left: 260px;
  right: 260px;
  top: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 1;
}
.f-logo { width: 67px; height: 68px; }
.f-slogan {
  font-family: "Ma Shan Zheng", "ZCOOL XiaoWei", cursive;
  font-size: 18px;
  color: rgba(255, 255, 255, 0.8);
}
.f-line {
  position: absolute;
  left: 260px;
  right: 260px;
  top: 128px;
  height: 1px;
  background: rgba(255, 255, 255, 0.35);
  z-index: 1;
}
.f-info {
  position: absolute;
  left: 260px;
  top: 164px;
  width: 606px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  z-index: 1;
}
.f-row {
  display: flex;
  gap: 120px;
  align-items: center;
  height: 20px;
}
.f-row span {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 20px;
  font-size: 12px;
  line-height: 17px;
  color: rgba(255, 255, 255, 0.9);
  white-space: nowrap;
}
.f-row span:nth-child(-n + 2) {
  flex: 0 0 162px;
  width: 162px;
  min-width: 162px;
  max-width: 162px;
  overflow: visible;
}
.f-row span:last-child {
  flex: 0 0 auto;
  width: auto;
}
.f-row i {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.f-row i img {
  display: block;
  flex-shrink: 0;
}
.f-row i img[src*="icon-phone"],
.f-row i img[src*="icon-pin"] { width: 20px; height: 20px; }
.f-row i img[src*="icon-clock"] { width: 16px; height: 16px; }
.f-row i img[src*="icon-email"] { width: 16px; height: 12.19px; }
.to-top {
  position: fixed;
  right: max(24px, calc((100vw - 1920px) / 2 + 256px));
  bottom: 108px;
  width: 48px;
  height: 48px;
  z-index: 300;
  border-radius: 50%;
  overflow: hidden;
  background: linear-gradient(179deg, #00a2e9 0%, #069c9c 42%, #0b964f 100%);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
}
.to-top img { width: 48px; height: 48px; display: block; }
.copy {
  height: 60px;
  line-height: 60px;
  text-align: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
  background: #0b964f;
}

/* ---------- inner banner ---------- */
.banner {
  position: relative;
  width: 1920px;
  height: 940px;
  overflow: hidden;
}
.banner img.bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.banner .shade {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
}
.banner h1 {
  position: absolute;
  left: 261px;
  top: 674px;
  font-size: 60px;
  font-weight: 700;
  color: #fff;
  line-height: 1;
}
.banner .sub {
  position: absolute;
  left: 261px;
  top: 780px;
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  max-width: 664px;
}
.banner-bar {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 1920px;
  height: 6px;
  display: block;
}

/* ---------- shared inner ---------- */
.sheet {
  position: relative;
  width: 1920px;
  background: #f7fbfc;
}
.wrap {
  width: 1400px;
  margin: 0 auto;
}
.title-line {
  width: 144px;
  height: 6px;
  background: linear-gradient(90deg, #0b964f 0%, #00a2e9 55%, #f3a01a 100%);
  margin-top: 20px;
}
.h-block h2 {
  font-size: 36px;
  font-weight: 700;
  color: #333;
  line-height: 1.2;
}
.pager {
  display: flex;
  gap: 10px;
  justify-content: center;
  align-items: center;
  padding: 80px 0 90px;
}
.pager a,
.pager span {
  width: 50px;
  height: 50px;
  border: 1px solid #eee;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #999;
  background: #fff;
}
.pager .on {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(171deg, #00a2e9 0%, #069c9c 48%, #0b964f 100%);
}
.pager img { width: 50px; height: 50px; }

.btn-more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  color: #0b964f;
  white-space: nowrap;
}
.btn-more i {
  width: 36px;
  height: 36px;
  border: 1px solid #0b964f;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-more i img { width: 24px; height: 24px; transform: scaleX(-1); }
.btn-fill {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  height: 36px;
  padding: 0 16px 0 16px;
  border-radius: 250px;
  color: #fff;
  font-size: 16px;
  background: linear-gradient(178deg, #00a2e9 0%, #069c9c 48%, #0b964f 100%);
}
.btn-fill img { width: 24px; height: 24px; transform: scaleX(-1); }

.sec-head {
  display: flex;
  align-items: flex-start;
  gap: 0;
}
.sec-head .logo-s {
  width: 79px;
  height: 60px;
  object-fit: contain;
}
.sec-head .txt { padding-top: 1px; }
.sec-head .en {
  font-size: 12px;
  font-weight: 500;
  color: #999;
  line-height: 1.2;
}
.sec-head h2 {
  font-size: 32px;
  font-weight: 700;
  color: #333;
  margin-top: 1px;
  line-height: 1.2;
}