.home-main {
  color: #2b2b2b;
  font-size: 14px;
  line-height: 1.7;
}
.home-main img {
  max-width: 100%;
  vertical-align: middle;
}
.home-wrap {
  width: 1200px;
  max-width: calc(100% - 40px);
  margin: 0 auto;
}
.home-hd {
  text-align: center;
  padding: 64px 0 28px;
}
.home-hd h2 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  font-size: 36px;
  font-weight: 500;
  line-height: 1.2;
}
.home-hd h2 i {
  width: 48px;
  height: 1px;
  background: #d5d5d5;
  display: block;
}
.home-hd .c { color: #64c2b7; }
.home-hd .sub {
  margin-top: 12px;
  color: #8a8a8a;
  font-size: 16px;
}

.home-search {
  background: #f3f5f9;
}
.home-search .home-wrap {
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.home-search .kw {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.home-search .kw b { font-size: 18px; white-space: nowrap; }
.home-search .kw span { color: #6d6e6e; font-size: 15px; }
.home-search form { display: flex; flex-shrink: 0; }
.home-search input[type="text"] {
  width: 280px;
  height: 40px;
  border: 1px solid #c3c3c3;
  border-right: 0;
  padding: 0 14px;
  background: #fff;
}
.home-search button {
  width: 78px;
  height: 40px;
  border: 0;
  background: #64c2b7;
  color: #fff;
  cursor: pointer;
}

.home-about { padding: 10px 0 70px; background: #fff; }
.home-about-grid {
  display: flex;
  gap: 48px;
  align-items: flex-start;
}
.home-about-copy { flex: 1; min-width: 0; }
.home-about-copy .t1 { font-size: 26px; font-weight: 600; color: #64c2b7; }
.home-about-copy .t2 { margin-top: 14px; font-size: 15px; }
.home-about-copy .t3 { margin: 22px 0 12px; font-size: 24px; font-weight: 600; }
.home-about-copy .t4 { font-size: 14px; line-height: 28px; }
.home-stats {
  display: flex;
  gap: 28px;
  margin-top: 26px;
}
.home-stats div { display: flex; align-items: flex-end; gap: 6px; }
.home-stats strong {
  font-size: 42px;
  line-height: 1;
  color: #64c2b7;
  font-weight: 600;
}
.home-stats em { color: #64c2b7; font-style: normal; font-size: 14px; }
.home-stats span { display: block; color: #2b2b2b; font-size: 15px; }
.home-about-media { width: 560px; flex-shrink: 0; }
.home-about-media video { width: 100%; height: 420px; background: #111; object-fit: cover; }

.home-cta {
  background: #64c2b7 url("../images/联系.jpg") center/cover no-repeat;
}
.home-cta .home-wrap {
  min-height: 132px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: #fff;
}
.home-cta .p1 { font-size: 26px; font-weight: 600; }
.home-cta .p2 { font-size: 16px; opacity: .95; }
.home-cta .phone { font-size: 36px; font-weight: 600; line-height: 1.1; }
.home-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 8px;
  min-width: 148px;
  height: 40px;
  padding: 0 16px;
  background: #ffa32a;
  color: #fff;
  border-radius: 4px;
}
.home-cta a img { width: 18px; margin-right: 6px; }

.home-block { background: #f6f7f9; padding-bottom: 56px; }
.home-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.home-card {
  background: #fff;
  text-align: center;
  padding-bottom: 18px;
}
.home-card img { width: 100%; height: 210px; object-fit: cover; }
.home-card b { display: block; margin-top: 16px; font-size: 18px; font-weight: 600; }
.home-card a {
  display: inline-block;
  margin-top: 12px;
  min-width: 120px;
  height: 36px;
  line-height: 36px;
  background: #64c2b7;
  color: #fff;
  border-radius: 2px;
}

.home-kernel { padding-bottom: 64px; }
.home-kernel-center {
  display: block;
  width: 280px;
  margin: 0 auto 28px;
}
.home-kernel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.home-kcard {
  display: grid;
  grid-template-columns: 168px 1fr;
  gap: 16px;
  background: #fff;
  border: 1px solid #eee;
  padding: 16px;
}
.home-kcard img.pic { width: 168px; height: 120px; object-fit: cover; }
.home-kcard h3 { font-size: 22px; font-weight: 600; }
.home-kcard h3 img { width: 36px; height: 36px; margin-right: 8px; }
.home-kcard h3 .c { color: #64c2b7; }
.home-kcard p { margin-top: 8px; color: #666; font-size: 14px; line-height: 1.7; }

.home-choice { padding-bottom: 40px; }
.home-choice-item {
  display: flex;
  background: #fff;
  margin-bottom: 22px;
  min-height: 240px;
}
.home-choice-item.reverse { flex-direction: row-reverse; }
.home-choice-item .pic {
  width: 48%;
  position: relative;
  flex-shrink: 0;
}
.home-choice-item .pic img { width: 100%; height: 100%; object-fit: cover; min-height: 240px; }
.home-choice-item .pic span {
  position: absolute;
  left: 0;
  top: 16px;
  background: #64c2b7;
  color: #fff;
  padding: 10px 14px;
  max-width: 120px;
}
.home-choice-item.reverse .pic span { left: auto; right: 0; }
.home-choice-item .txt { padding: 28px 32px; }
.home-choice-item .txt h3 { font-size: 28px; color: #64c2b7; }
.home-choice-item .txt .en { display: inline-block; margin: 8px 0 12px; background: #f3f5f9; padding: 6px 12px; font-weight: 600; }
.home-choice-item .txt .body { font-size: 15px; line-height: 1.8; }

.home-flow {
  background: #3d4a55 url("../images/合作流程.jpg") center/cover no-repeat;
  padding-bottom: 56px;
  color: #fff;
}
.home-flow .home-hd h2,
.home-flow .home-hd .sub,
.home-contact .home-hd h2,
.home-contact .home-hd .sub { color: #fff; }
.home-flow .home-hd h2 i,
.home-contact .home-hd h2 i { background: rgba(255,255,255,.45); }
.home-flow-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px 22px;
}
.home-flow-row img { width: 132px; height: auto; }

.home-split {
  display: grid;
  grid-template-columns: 1.4fr .8fr;
  gap: 28px;
  padding-bottom: 56px;
  align-items: stretch;
}
.home-split > div,
.home-split .home-honor {
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.home-split h3 { font-size: 32px; margin-bottom: 8px; }
.home-split h3 .c { color: #64c2b7; }
.home-split .desc { color: #868686; margin-bottom: 18px; }
.home-num { font-size: 56px; color: #64c2b7; line-height: 1; font-weight: 600; }
.home-num small { font-size: 22px; }
.home-logos, .home-certs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  background: #fff;
  padding: 16px;
}
.home-logos img, .home-certs img {
  width: 118px;
  height: 72px;
  object-fit: contain;
  background: #fff;
  border: 1px solid #eee;
}
/* 荣誉资质：证书偏少时居中放大，避免右侧大片留白 */
.home-certs {
  flex: 1;
  justify-content: center;
  align-items: center;
  align-content: center;
  gap: 16px;
  padding: 28px 20px;
  min-height: 420px;
}
.home-certs img {
  width: 72%;
  max-width: 300px;
  height: auto;
  max-height: 440px;
  object-fit: contain;
  border: 1px solid #eee;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .06);
}

.home-news { padding-bottom: 64px; }
.home-news-grid {
  display: grid;
  grid-template-columns: 518px 1fr;
  gap: 24px;
  align-items: start;
}
.home-feature { position: relative; background: #68c2b8; }
.home-feature img { width: 100%; height: 280px; object-fit: cover; display: block; }
.home-feature .cap {
  display: flex;
  gap: 16px;
  color: #fff;
  padding: 16px 18px 18px;
}
.home-feature .day { font-size: 34px; font-weight: 600; line-height: 1; }
.home-feature .ym { font-size: 12px; opacity: .85; }
.home-feature .cap b { display: block; margin-bottom: 6px; }
.home-news-side { background: #fff; border-radius: 8px; padding: 22px 24px 10px; }
.home-tabs { display: flex; gap: 8px; margin-bottom: 8px; }
.home-tabs button {
  border: 0;
  background: transparent;
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
}
.home-tabs button.is-on { background: #68c2b8; color: #fff; }
.home-news-item { padding: 12px 72px 12px 0; border-bottom: 1px solid #eee; position: relative; cursor: pointer; }
.home-news-item .tt { font-size: 16px; }
.home-news-item .date {
  position: absolute;
  right: 0;
  top: 10px;
  text-align: right;
  color: #868686;
}
.home-news-item .date b { display: block; font-size: 22px; line-height: 1; }
.home-news-sum { display: none; color: #888; padding-top: 8px; font-size: 14px; }
.home-news-item.is-open .home-news-sum { display: block; }

.home-contact {
  background: #64c2b7 url("../images/联系我们.png") center/cover no-repeat;
  padding-bottom: 64px;
}
.home-contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  color: #fff;
}
.home-contact h3 { font-size: 28px; padding-bottom: 12px; border-bottom: 1px solid rgba(255,255,255,.35); }
.home-contact .hot { font-size: 28px; margin: 12px 0; }
.home-contact .go {
  display: inline-block;
  background: #ffa32a;
  color: #fff;
  padding: 8px 16px;
  border-radius: 4px;
  margin-bottom: 16px;
}
.home-contact .lines { line-height: 1.9; }
.home-qrs { display: flex; gap: 16px; margin-top: 16px; }
.home-qrs img { width: 116px; height: 116px; background: #fff; }
.home-qrs span { display: block; text-align: center; margin-top: 6px; }
.home-form { background: rgba(255,255,255,.96); color: #333; padding: 22px; border-radius: 6px; }
.home-form h4 { font-size: 18px; margin-bottom: 12px; }
.home-form .row { display: flex; gap: 12px; }
.home-form input[type="text"], .home-form textarea {
  width: 100%;
  border: 1px solid #ddd;
  padding: 10px 12px;
  margin-bottom: 12px;
  box-sizing: border-box;
}
.home-form .row input { flex: 1; }
.home-form textarea { height: 110px; resize: vertical; }
.home-form .code { display: flex; align-items: center; gap: 8px; }
.home-form .code input { width: 120px; margin: 0; }
.home-form button {
  margin-top: 14px;
  width: 120px;
  height: 42px;
  border: 0;
  background: #64c2b7;
  color: #fff;
  cursor: pointer;
}

@media (max-width: 1100px) {
  .home-about-grid, .home-news-grid, .home-contact-grid, .home-split, .home-kcard { display: block; }
  .home-about-media, .home-choice-item .pic { width: 100%; }
  .home-cards { grid-template-columns: repeat(2, 1fr); }
  .home-choice-item, .home-choice-item.reverse { display: block; }
}