@charset "utf-8";
/* 温州开源电梯有限公司 官网样式 - 仿西奥电梯宽屏风格
   kaiyuan.css  v1.0
   主色：#0b3d91（深蓝） 强调：#e60012（红） 辅助：#f5f7fa
------------------------------------------------------------ */

/* ============ 基础 ============ */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", Arial, sans-serif;
  font-size: 14px; color: #333; background: #fff; line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color .25s; }
a:hover { color: #e60012; }
ul, ol { list-style: none; }
img { border: 0; display: block; max-width: 100%; }
.clearfix:after { content: ""; display: block; clear: both; }
.wrap { width: 1200px; margin: 0 auto; }
.wrap1400 { width: 1400px; margin: 0 auto; }

/* 通用小标题 */
.k-tit { text-align: center; padding: 66px 0 44px; }
.k-tit h2 { font-size: 34px; font-weight: 700; color: #0b2f66; letter-spacing: 2px; }
.k-tit .en { font-size: 13px; color: #9aa5b5; letter-spacing: 4px; text-transform: uppercase; margin-top: 6px; }
.k-tit .line { width: 48px; height: 3px; background: #e60012; margin: 16px auto 0; }
.k-more { text-align: center; margin-top: 34px; }
.k-more a {
  display: inline-block; padding: 11px 40px; border: 1px solid #0b3d91; color: #0b3d91;
  font-size: 14px; letter-spacing: 1px; border-radius: 2px; transition: all .3s;
}
.k-more a:hover { background: #0b3d91; color: #fff; }

/* ============ 顶部 ============ */
.topbar { height: 36px; background: #0b2f66; color: #c7d5ea; font-size: 12px; }
.topbar .wrap { display: flex; justify-content: space-between; align-items: center; height: 36px; }
.topbar .r span { margin-left: 22px; }
.topbar .r b { color: #ffb400; font-weight: 700; }

.header {
  height: 88px; background: #fff; position: sticky; top: 0; z-index: 999;
  box-shadow: 0 1px 8px rgba(0, 0, 0, .07);
}
.header .wrap { display: flex; align-items: center; justify-content: space-between; height: 88px; }
.logo { display: flex; align-items: center; }
.logo .mark {
  width: 46px; height: 46px; border-radius: 4px; background: linear-gradient(135deg, #0b3d91, #1458c8);
  color: #fff; font-size: 22px; font-weight: 700; text-align: center; line-height: 46px; margin-right: 12px;
  letter-spacing: -1px;
}
.logo .txt .nm { font-size: 18px; color: #0b2f66; font-weight: 700; letter-spacing: 1px; line-height: 1.2; white-space: nowrap; }
.logo .txt p { font-size: 11px; color: #8a94a6; letter-spacing: 3px; text-transform: uppercase; }

.nav { display: flex; flex-shrink: 0; white-space: nowrap; }
.nav > li { flex-shrink: 0; }
.nav > li { position: relative; }
.nav > li > a {
  display: block; padding: 0 15px; height: 88px; line-height: 88px; font-size: 15px; color: #333;
  position: relative; white-space: nowrap;
}
.nav > li > a:hover, .nav > li.on > a { color: #0b3d91; }
.nav > li > a:after {
  content: ""; position: absolute; left: 50%; bottom: 26px; width: 0; height: 2px; background: #e60012;
  transition: all .3s; transform: translateX(-50%);
}
.nav > li > a:hover:after, .nav > li.on > a:after { width: 26px; }
.nav .sub {
  display: none; position: absolute; top: 88px; left: 0; min-width: 168px; background: #fff;
  box-shadow: 0 6px 18px rgba(0, 0, 0, .12); padding: 8px 0; z-index: 1000;
}
.nav li:hover .sub { display: block; }
.nav .sub a { display: block; padding: 9px 22px; font-size: 13px; color: #555; }
.nav .sub a:hover { background: #f2f6fc; color: #0b3d91; }
.hd-tel { display: flex; align-items: center; color: #0b3d91; }
.hd-tel .ico {
  width: 34px; height: 34px; border-radius: 50%; background: #0b3d91; color: #fff;
  text-align: center; line-height: 34px; margin-right: 8px; font-size: 16px;
}
.hd-tel b { font-size: 17px; letter-spacing: .5px; white-space: nowrap; }
.hd-tel small { display: block; font-size: 11px; color: #8a94a6; line-height: 1.2; }

/* ============ Banner ============ */
.banner { position: relative; height: 620px; overflow: hidden; background: #0b2f66; }
.banner .slides { position: relative; height: 620px; }
.banner .slides li {
  position: absolute; inset: 0; opacity: 0; transition: opacity 1s ease;
  background-size: cover; background-position: center;
}
.banner .slides li.on { opacity: 1; }
.banner .mask {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(6, 26, 60, .82) 0%, rgba(6, 26, 60, .45) 55%, rgba(6, 26, 60, .12) 100%);
}
.banner .btext {
  position: absolute; left: 50%; top: 50%; transform: translate(-600px, -50%);
  width: 640px; color: #fff; z-index: 5;
}
.banner .btext .en { font-size: 13px; letter-spacing: 6px; color: #ffb400; text-transform: uppercase; }
.banner .btext h1 { font-size: 46px; font-weight: 700; margin: 18px 0 14px; letter-spacing: 3px; line-height: 1.25; }
.banner .btext h2 em { font-style: normal; color: #ffb400; }
.banner .btext p { font-size: 16px; color: #d9e4f5; line-height: 2; }
.banner .btext .btn {
  display: inline-block; margin-top: 30px; padding: 13px 38px; background: #e60012; color: #fff;
  font-size: 15px; border-radius: 2px; transition: all .3s;
}
.banner .btext .btn:hover { background: #ffb400; color: #0b2f66; }
.banner .dots { position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); z-index: 6; }
.banner .dots span {
  display: inline-block; width: 30px; height: 3px; background: rgba(255, 255, 255, .4);
  margin: 0 5px; cursor: pointer;
}
.banner .dots span.on { background: #ffb400; }

/* ============ 数据条 ============ */
.stats { background: #f5f7fa; padding: 44px 0; border-bottom: 1px solid #e6ebf2; }
.stats ul { display: flex; justify-content: space-between; text-align: center; }
.stats li { flex: 1; border-right: 1px solid #e1e7f0; }
.stats li:last-child { border-right: 0; }
.stats li b { display: block; font-size: 38px; color: #0b3d91; font-weight: 700; line-height: 1.1; }
.stats li b i { font-style: normal; font-size: 16px; margin-left: 3px; }
.stats li span { font-size: 13px; color: #6b7788; letter-spacing: 1px; }

/* ============ 关于 ============ */
.about { padding-bottom: 70px; }
.about .inner { display: flex; align-items: center; gap: 60px; }
.about .pic { width: 540px; height: 360px; background: #dde5ef; position: relative; overflow: hidden; }
.about .pic img { width: 100%; height: 100%; object-fit: cover; }
.about .pic:after {
  content: ""; position: absolute; left: -18px; bottom: -18px; width: 130px; height: 130px;
  background: #e60012; z-index: -1;
}
.about .info { flex: 1; }
.about .info h3 { font-size: 28px; color: #0b2f66; font-weight: 700; }
.about .info .en { font-size: 12px; color: #9aa5b5; letter-spacing: 3px; margin: 6px 0 20px; }
.about .info p { font-size: 15px; color: #5a6577; line-height: 2.1; text-indent: 2em; }
.about .tags { margin-top: 24px; }
.about .tags span {
  display: inline-block; padding: 7px 16px; background: #eef3fa; color: #0b3d91;
  font-size: 13px; margin: 0 10px 10px 0; border-radius: 2px;
}
.about .tags span:before { content: "· "; color: #e60012; font-weight: 700; }

/* ============ 产品解决方案 ============ */
.solution { background: #f5f7fa; padding-bottom: 76px; }
.solution .grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.solution .item {
  background: #fff; overflow: hidden; transition: all .35s; box-shadow: 0 2px 10px rgba(11, 61, 145, .06);
}
.solution .item:hover { transform: translateY(-8px); box-shadow: 0 14px 30px rgba(11, 61, 145, .16); }
.solution .item .pic { height: 208px; background: #cdd8e8; overflow: hidden; }
.solution .item .pic img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.solution .item:hover .pic img { transform: scale(1.08); }
.solution .item .bd { padding: 22px 20px 26px; }
.solution .item h4 { font-size: 18px; color: #0b2f66; font-weight: 700; }
.solution .item .sub { font-size: 12px; color: #9aa5b5; letter-spacing: 2px; margin: 4px 0 12px; }
.solution .item p { font-size: 13px; color: #6b7788; line-height: 1.9; height: 76px; overflow: hidden; }
.solution .item .lk { display: inline-block; margin-top: 12px; font-size: 13px; color: #e60012; }
.solution .item .lk:after { content: " →"; }

/* ============ 案例 ============ */
.cases { padding-bottom: 76px; }
.cases .grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.cases .item { position: relative; height: 250px; overflow: hidden; background: #0b2f66; }
.cases .item img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.cases .item:hover img { transform: scale(1.07); }
.cases .item .cov {
  position: absolute; inset: 0; padding: 26px;
  background: linear-gradient(180deg, rgba(4, 20, 46, .1) 30%, rgba(4, 20, 46, .86) 100%);
  color: #fff; display: flex; flex-direction: column; justify-content: flex-end;
}
.cases .item .cov h4 { font-size: 19px; font-weight: 700; }
.cases .item .cov p { font-size: 13px; color: #cfdcf0; margin-top: 6px; }
.cases .item .cov .tag {
  position: absolute; top: 20px; left: 20px; background: #e60012; font-size: 12px; padding: 3px 10px;
}

/* ============ 服务网络 ============ */
.network {
  background: url(../images/ab_bg.jpg) center/cover no-repeat; position: relative;
  padding: 66px 0 76px; color: #fff;
}
.network:before { content: ""; position: absolute; inset: 0; background: rgba(6, 28, 64, .84); }
.network .wrap { position: relative; z-index: 2; text-align: center; }
.network h2 { font-size: 34px; font-weight: 700; letter-spacing: 2px; }
.network .en { font-size: 13px; letter-spacing: 5px; color: #ffb400; margin: 8px 0 30px; }
.network p { font-size: 15px; color: #d5e0f2; line-height: 2.1; max-width: 860px; margin: 0 auto; }
.network .nums { display: flex; justify-content: center; margin-top: 40px; gap: 70px; }
.network .nums div b { display: block; font-size: 40px; color: #ffb400; font-weight: 700; }
.network .nums div span { font-size: 13px; color: #cfdcf0; }

/* ============ 新闻 ============ */
.news { padding-bottom: 76px; background: #f5f7fa; }
.news .grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.news .card { background: #fff; padding: 28px 30px; box-shadow: 0 2px 10px rgba(11, 61, 145, .06); }
.news .card h3 {
  font-size: 20px; color: #0b2f66; font-weight: 700; padding-bottom: 14px;
  border-bottom: 1px solid #eef1f6; margin-bottom: 6px;
}
.news .list li { border-bottom: 1px dashed #eef1f6; padding: 14px 0; }
.news .list li:last-child { border-bottom: 0; }
.news .list .t { display: flex; align-items: flex-start; gap: 16px; }
.news .list .date {
  width: 56px; text-align: center; background: #eef3fa; color: #0b3d91; flex: none; padding: 5px 0;
}
.news .list .date b { display: block; font-size: 19px; line-height: 1.1; font-weight: 700; }
.news .list .date i { display: block; font-size: 11px; font-style: normal; color: #7b8798; }
.news .list .r h4 { font-size: 15px; color: #333; font-weight: 400; line-height: 1.6; }
.news .list .r h4:hover { color: #0b3d91; }
.news .list .r p { font-size: 13px; color: #8a94a6; margin-top: 4px; line-height: 1.7; }
.news .empty { padding: 30px 0; text-align: center; color: #9aa5b5; font-size: 13px; }

/* 新闻详情页 */
.article { padding: 40px 0 70px; }
.article .crumb { font-size: 13px; color: #8a94a6; padding: 18px 0; }
.article .crumb a { color: #0b3d91; }
.article .box { background: #fff; padding: 40px 46px; box-shadow: 0 2px 12px rgba(11, 61, 145, .07); }
.article h1 { font-size: 28px; color: #0b2f66; line-height: 1.5; text-align: center; }
.article .meta {
  text-align: center; font-size: 13px; color: #8a94a6; padding: 16px 0 26px;
  border-bottom: 1px solid #eef1f6; margin-bottom: 26px;
}
.article .meta span { margin: 0 12px; }
.article .body p { font-size: 15px; line-height: 2.1; color: #444; margin-bottom: 18px; text-indent: 2em; }
.article .body h3 { font-size: 18px; color: #0b2f66; margin: 22px 0 12px; }
.article .rel {
  margin-top: 34px; padding: 20px 24px; background: #f5f7fa; border-left: 3px solid #0b3d91; font-size: 14px;
}
.article .rel b { color: #0b3d91; }
.article .rel a { color: #e60012; text-decoration: underline; }
.article .tip { margin-top: 24px; font-size: 12px; color: #9aa5b5; }

/* 新闻列表页 */
.newslist { padding: 30px 0 70px; background: #f5f7fa; }
.newslist .box { background: #fff; padding: 20px 30px; box-shadow: 0 2px 12px rgba(11, 61, 145, .07); }
.newslist .li { display: flex; gap: 22px; padding: 24px 0; border-bottom: 1px solid #eef1f6; }
.newslist .li:last-child { border-bottom: 0; }
.newslist .li .d {
  flex: none; width: 74px; height: 74px; background: #0b3d91; color: #fff; text-align: center; padding-top: 12px;
}
.newslist .li .d b { display: block; font-size: 24px; line-height: 1.1; }
.newslist .li .d i { font-style: normal; font-size: 12px; color: #b9cbe6; }
.newslist .li .r h3 { font-size: 18px; color: #0b2f66; font-weight: 700; }
.newslist .li .r p { font-size: 14px; color: #6b7788; margin-top: 8px; line-height: 1.8; }
.newslist .li .r .m { font-size: 12px; color: #a5aebd; margin-top: 8px; }

/* ============ 联系 ============ */
.contact { padding: 40px 0 70px; }
.contact .grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact .info li { padding: 12px 0; border-bottom: 1px dashed #e6ebf2; font-size: 15px; color: #555; }
.contact .info li b { color: #0b2f66; margin-right: 10px; }

/* ============ 底部 ============ */
.footer { background: #08244f; color: #97a8c2; font-size: 13px; }
.footer .top { padding: 52px 0 34px; display: flex; justify-content: space-between; }
.footer .col h4 { font-size: 15px; color: #fff; margin-bottom: 18px; font-weight: 700; }
.footer .col a, .footer .col p { display: block; color: #97a8c2; line-height: 2.1; font-size: 13px; }
.footer .col a:hover { color: #ffb400; }
.footer .qr { width: 110px; height: 110px; background: #fff; padding: 6px; }
.footer .qr img { width: 100%; }
.footer .bottom {
  border-top: 1px solid rgba(255, 255, 255, .1); padding: 20px 0; display: flex;
  justify-content: space-between;
}
.footer .bottom a { color: #97a8c2; }
.footer .bottom a:hover { color: #ffb400; }

/* 侧边悬浮客服 */
.side-fix { position: fixed; right: 12px; top: 50%; transform: translateY(-50%); z-index: 900; }
.side-fix a {
  display: block; width: 54px; height: 54px; background: #0b3d91; color: #fff; text-align: center;
  margin-bottom: 6px; font-size: 11px; padding-top: 8px; line-height: 1.3; border-radius: 3px;
}
.side-fix a i { display: block; font-style: normal; font-size: 17px; margin-bottom: 2px; }
.side-fix a.red { background: #e60012; }

/* ============ 响应式 ============ */
@media (max-width: 1400px) {
  .banner .btext { transform: translate(-50%, -50%); left: 50%; padding: 0 40px; }
}
@media (max-width: 1200px) {
  .wrap { width: 96%; }
  .nav > li > a { padding: 0 12px; font-size: 14px; }
  .solution .grid { grid-template-columns: repeat(2, 1fr); }
  .cases .grid { grid-template-columns: repeat(2, 1fr); }
  .news .grid, .contact .grid { grid-template-columns: 1fr; }
  .about .inner { flex-direction: column; }
  .about .pic { width: 100%; }
  .banner .btext h1 { font-size: 34px; }
}
@media (max-width: 768px) {
  .header { height: 62px; }
  .header .wrap { height: 62px; }
  .nav, .hd-tel small { display: none; }
  .banner { height: 420px; }
  .banner .slides { height: 420px; }
  .solution .grid, .cases .grid { grid-template-columns: 1fr; }
  .stats ul { flex-wrap: wrap; }
  .stats li { min-width: 50%; margin-bottom: 16px; }
  .side-fix { display: none; }
}