/* ============================================================
   广西际权建筑工程有限公司 全站样式
   蓝本：demoall.5fa.cn/10590/ 基础工程建设公司模板
   主色 #019fe9 / hover #7fcff4 / 深底 #333
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; -webkit-font-smoothing: antialiased; }
ul, ol { list-style: none; }
body { font-family: "Microsoft YaHei", "PingFang SC", sans-serif; font-size: 16px; color: #333; overflow-x: hidden; background: #fff; }
a, a:link, a:visited, a:hover, a:active { text-decoration: none; color: inherit; }
img { border: 0; vertical-align: middle; }
.w1200 { width: 1200px; max-width: 100%; margin: 0 auto; }
.clear { clear: both; }
.clr::after { content: ""; display: block; clear: both; }

/* 图片兜底块 */
.img-fallback { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; min-height: 120px; color: #fff; font-size: 14px; text-align: center; background: linear-gradient(135deg, #019fe9, #7fcff4); }

/* 滚动淡入（html.js-on 门控 + 兜底直显） */
.rv { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
html.js-on .rv.on, html:not(.js-on) .rv { opacity: 1; transform: none; }

/* ============ 顶部 topbox：lotbox（信息栏） + menubox（导航） ============ */
.topbox { position: relative; z-index: 1000; }
.lotbox { background: #fff; }
.lotbox-in { display: flex; align-items: center; justify-content: space-between; height: 110px; }
.logo-box { display: flex; align-items: center; }
.logo-svg { width: 58px; height: 58px; margin-right: 14px; flex: 0 0 auto; }
.logo-txt { display: flex; flex-direction: column; justify-content: center; }
.logo-txt b { font-size: 28px; font-weight: bold; color: #17324d; letter-spacing: 2px; line-height: 1.25; }
.logo-txt b em { font-style: normal; color: #019fe9; }
.logo-txt i { font-style: normal; font-size: 13px; color: #999; letter-spacing: 4px; margin-top: 4px; text-transform: uppercase; }
.head-tel { display: flex; align-items: center; }
.tel-ico { width: 44px; height: 44px; margin-right: 10px; flex: 0 0 auto; }
.tel-txt p:nth-child(1) { color: #666; font-size: 14px; }
.tel-txt p:nth-child(2) { font-size: 28px; font-weight: bold; color: #019fe9; letter-spacing: 1px; }

.menubox { background: #019fe9; }
.menu-list { display: flex; }
.menu-list > li { flex: 1; position: relative; }
.menu-list > li > a { display: flex; height: 66px; align-items: center; justify-content: center; color: #fff; font-size: 18px; }
.menu-list > li:hover > a, .menu-list > li > a.on { background: #7fcff4; }
.menu-list > li:hover .sub-menu { display: block; }
.sub-menu { display: none; position: absolute; top: 66px; left: 0; width: 100%; background: #f5f5f5; z-index: 999; }
.sub-menu > li > a { display: flex; height: 50px; align-items: center; justify-content: center; color: #333; font-size: 15px; border-bottom: 1px solid #e6e6e6; }
.sub-menu > li:last-child > a { border-bottom: none; }
.sub-menu > li > a:hover { background: #019fe9; color: #fff; }
.nav-toggle { display: none; width: 66px; height: 66px; background: transparent; border: none; cursor: pointer; }
.nav-toggle span { display: block; width: 28px; height: 3px; background: #fff; margin: 5px auto; border-radius: 2px; transition: all .3s; }
body.menu-open .nav-toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
body.menu-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.menu-open .nav-toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ============ 首页 Banner 轮播 ============ */
.banner { position: relative; height: 535px; overflow: hidden; background: #0d3a5c; }
.banner-show { position: relative; height: 535px; }
.banner-item { position: absolute; inset: 0; opacity: 0; transition: opacity .8s ease; }
.banner-item.on { opacity: 1; z-index: 2; }
.banner-item img { width: 100%; height: 535px; object-fit: cover; }
.banner-item .ban-mask { position: absolute; inset: 0; background: rgba(10, 30, 48, .42); }
.banner-word { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); text-align: center; color: #fff; z-index: 3; width: 90%; }
.banner-word h2 { font-size: 46px; font-weight: bold; letter-spacing: 6px; text-shadow: 0 2px 12px rgba(0,0,0,.45); }
.banner-word p { font-size: 20px; letter-spacing: 4px; margin-top: 18px; text-shadow: 0 2px 8px rgba(0,0,0,.45); }
.banner-btn-left, .banner-btn-right { position: absolute; top: 50%; transform: translateY(-50%); z-index: 5; width: 44px; height: 44px; border-radius: 50%; border: none; background: rgba(51,51,51,.45); color: #fff; font-size: 18px; cursor: pointer; transition: background .3s; display: flex; align-items: center; justify-content: center; }
.banner-btn-left { left: 30px; }
.banner-btn-right { right: 30px; }
.banner-btn-left:hover, .banner-btn-right:hover { background: #019fe9; }
.ban-dots { position: absolute; bottom: 24px; left: 0; right: 0; text-align: center; z-index: 5; }
.ban-dots i { display: inline-block; width: 12px; height: 12px; border-radius: 50%; background: rgba(255,255,255,.55); margin: 0 5px; cursor: pointer; transition: background .3s; }
.ban-dots i.on { background: #019fe9; }

/* ============ 搜索条 ============ */
.search { background: #f5f5f5; }
.search-center { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.hot-key { line-height: 68px; }
.hot-key span { color: #999; font-size: 14px; }
.hot-key a { font-size: 14px; margin-right: 15px; color: #333; }
.hot-key a:hover { color: #019fe9; }
.search-bar form { display: flex; }
.search-bar .keywords { width: 225px; height: 40px; background: #fff; border: 1px solid #e6e6e6; border-right: none; color: #666; padding: 0 15px; font-size: 14px; letter-spacing: 2px; outline: none; }
.search-bar .submit { width: 90px; height: 42px; background: #019fe9 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.4'%3E%3Ccircle cx='10.5' cy='10.5' r='7'/%3E%3Cline x1='16' y1='16' x2='21.5' y2='21.5'/%3E%3C/svg%3E") center no-repeat; border: none; outline: none; cursor: pointer; }
.search-bar .submit:hover { background-color: #0183c4; }

/* ============ 区块标题 ============ */
.etitle { margin: 50px auto; text-align: center; }
.etitle h1 { color: #019fe9; font-size: 36px; font-weight: bold; }
.etitle h1.e-h1-sm { font-size: 30px; }
.etitle span { display: block; font-size: 20px; font-weight: bold; color: #bbb; text-transform: uppercase; letter-spacing: 5px; margin-top: 6px; }

/* ============ 业务领域 ============ */
.business { width: 100%; }
.business-center, .case-center, .service-center, .about-center, .news-center, .partner-center { width: 1200px; max-width: 100%; margin: 0 auto; }
.business-list { border-bottom: 1px solid #e6e6e6; text-align: center; }
.business-list a { display: inline-block; width: 130px; line-height: 60px; font-size: 17px; text-align: center; }
.business-list a.current, .business-list a:hover { color: #019fe9; border-bottom: 5px solid #019fe9; margin-bottom: -1px; }
.business-show { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 30px 0 10px; }
.business-show li { background: #fff; box-shadow: 0 0 12px #ddd; transition: box-shadow .3s; }
.business-show li:hover { box-shadow: 0 6px 18px rgba(1, 159, 233, .35); }
.business-show li a { display: block; }
.show-img { overflow: hidden; aspect-ratio: 285 / 214; }
.show-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.business-show li:hover .show-img img { transform: scale(1.2); }
.show-name { line-height: 50px; text-align: center; font-size: 16px; }
.business-show li:hover .show-name { background: #019fe9; color: #fff; }
.more { margin: 0 auto 50px; width: 163px; height: 50px; }
.more a { display: block; width: 163px; height: 50px; line-height: 48px; text-align: center; border: 1px solid #333; transition: all .3s; }
.more a:hover { background: #019fe9; border-color: #019fe9; color: #fff; }

/* ============ 成功案例（深色背景区） ============ */
.case { background: #2b3a45 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cpath d='M0 30h60M30 0v60' stroke='rgba(255,255,255,0.04)' stroke-width='1'/%3E%3C/svg%3E"); }
.case .etitle h1 { color: #fff; }
.case-show { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin: -20px 0 30px; }
.case-show li { overflow: hidden; }
.case-show li a { display: block; position: relative; aspect-ratio: 380 / 285; overflow: hidden; }
.case-show li img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.case-show li a:hover img { transform: scale(1.08); }
.case-show .intro { position: absolute; left: 0; right: 0; bottom: -100%; background: rgba(51, 51, 51, .62); color: #fff; text-align: center; padding: 24px 10px; transition: bottom .4s ease; }
.case-show li a:hover .intro { bottom: 0; }
.case-show .intro h2 { font-size: 20px; font-weight: normal; margin-bottom: 12px; }
.intro-add { display: inline-flex; width: 46px; height: 46px; border: 1px solid rgba(255,255,255,.75); border-radius: 50%; align-items: center; justify-content: center; }

/* ============ 服务流程 ============ */
.service { width: 100%; }
.service-center .process-wrap { display: grid; grid-template-columns: repeat(4, 1fr); }
.proc { display: flex; flex-direction: column; }
.proc-img { aspect-ratio: 3 / 2; overflow: hidden; }
.proc-img img { width: 100%; height: 100%; object-fit: cover; }
.proc-txt { flex: 1; background: #f5f5f5; padding: 18px 12px; }
.proc-txt h2 { font-size: 22px; font-weight: normal; text-align: center; line-height: 60px; }
.proc-txt h2 span { font-size: 44px; font-weight: bold; font-style: italic; margin-right: 12px; color: rgba(51, 51, 51, .45); }
.proc-txt p { line-height: 30px; color: #666; font-size: 15px; }
.proc-blue { background: #019fe9; }
.proc-blue h2 span { color: rgba(255, 255, 255, .5); }
.proc-blue h2, .proc-blue p { color: #fff; }

/* ============ 关于我们 ============ */
.about { background: #f5f5f5; }
.about-center { display: flex; align-items: stretch; }
.about-txt { width: 630px; flex: 0 0 auto; padding: 30px 40px 30px 0; }
.about-title { text-align: left; margin: 20px 0 22px; }
.about-txt .about-p { color: #666; line-height: 32px; text-align: justify; margin-bottom: 12px; }
.about-nums { display: flex; flex-wrap: wrap; gap: 18px; margin: 18px 0 22px; }
.about-nums li { width: calc(50% - 9px); background: #fff; padding: 14px 16px; border-left: 4px solid #019fe9; }
.about-nums b { font-size: 30px; color: #019fe9; font-weight: bold; }
.about-nums i { font-style: normal; font-size: 16px; color: #019fe9; margin-left: 2px; }
.about-nums p { color: #666; font-size: 14px; margin-top: 4px; }
.about-link { color: #019fe9; font-size: 16px; }
.about-link:hover { text-decoration: underline; }
.about-img { flex: 1; min-width: 0; overflow: hidden; position: relative; }
.about-img img { width: 100%; height: 100%; min-height: 420px; object-fit: cover; }

/* ============ 新闻中心 ============ */
.news { width: 100%; }
.news-center .news-cols { display: flex; gap: 40px; align-items: flex-start; }
.news-left { width: 566px; flex: 0 0 auto; position: relative; }
.news-left > a { display: block; position: relative; }
.news-left img { width: 100%; aspect-ratio: 566 / 482; object-fit: cover; display: block; }
.news-des { position: absolute; left: 0; right: 0; bottom: 0; background: rgba(51, 51, 51, .9); color: #fff; padding: 14px 18px; }
.news-des h3 a { color: #fff; font-size: 20px; font-weight: normal; line-height: 40px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }
.news-des h3 a:hover { color: #7fcff4; }
.news-des time { line-height: 26px; color: rgba(255, 255, 255, .55); font-size: 14px; }
.news-des p { color: rgba(255, 255, 255, .55); line-height: 26px; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-list { flex: 1; min-width: 0; }
.news-list li { display: flex; align-items: center; height: 160px; border-bottom: 1px solid #e6e6e6; }
.news-date { flex: 0 0 100px; border-right: 2px solid #ddd; text-align: center; color: #999; }
.news-date p:nth-child(1) { font-size: 42px; color: #999; line-height: 1.1; }
.news-date p:nth-child(2) { font-size: 14px; color: #999; }
.news-li-right { flex: 1; min-width: 0; margin-left: 26px; }
.news-li-right h3 { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.news-li-right h3 a { font-size: 18px; font-weight: bold; line-height: 38px; }
.news-li-right h3 a:hover { color: #019fe9; }
.news-li-right p { color: #666; font-size: 14px; line-height: 26px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ============ 合作伙伴 Logo 墙 ============ */
.partner { background: #f5f5f5; }
.partner-center { overflow: hidden; padding-bottom: 20px; }
.scroll-left { width: 100%; overflow: hidden; }
.scroll-track { display: flex; width: max-content; animation: pscroll 30s linear infinite; }
.partner:hover .scroll-track { animation-play-state: paused; }
@keyframes pscroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.scroll-track li { margin-right: 20px; }
.p-logo { display: flex; flex-direction: column; align-items: center; justify-content: center; width: 224px; height: 100px; border: 1px solid #ddd; background: #fff; }
.p-logo b { font-size: 20px; color: #17324d; letter-spacing: 3px; }
.p-logo span { font-size: 11px; color: #999; letter-spacing: 2px; text-transform: uppercase; margin-top: 6px; }
.scroll-track li:hover .p-logo { border-color: #019fe9; }
.scroll-track li:hover .p-logo b { color: #019fe9; }

/* ============ 页脚 ============ */
.bottom { background: #333; border-bottom: 1px solid #666; }
.bottom-center { display: flex; align-items: center; padding: 40px 0 30px; }
.ewm { width: 150px; text-align: center; flex: 0 0 auto; }
.ewm-img { width: 130px; height: 130px; margin: 0 auto; background: #fff; padding: 6px; }
.ewm-img img { width: 118px; height: 118px; }
.ewm span { color: rgba(255, 255, 255, .5); font-size: 14px; line-height: 34px; }
.b-contact { margin-left: 45px; min-width: 300px; max-width: 420px; }
.b-tel { display: flex; align-items: center; margin-bottom: 14px; }
.b-tel-ico { width: 40px; height: 40px; margin-right: 14px; }
.b-tel-txt p:nth-child(1) { color: rgba(255, 255, 255, .5); font-size: 14px; }
.b-tel-txt p:nth-child(2) { font-size: 28px; color: #fff; font-weight: bold; }
.b-ad { color: rgba(255, 255, 255, .5); font-size: 14px; line-height: 30px; }
.bottom-nav { margin-left: auto; display: flex; gap: 8px; }
.bottom-nav > li { width: 96px; text-align: center; }
.bottom-nav > li > a { color: #fff; line-height: 42px; display: block; font-size: 15px; }
.b-list li a { color: rgba(255, 255, 255, .5); font-size: 13px; line-height: 28px; display: block; }
.b-list li a:hover, .bottom-nav > li > a:hover { color: #7fcff4; }
.copyright { background: #333; line-height: 52px; text-align: center; }
.copyright span, .copyright span a { font-size: 14px; color: rgba(255, 255, 255, .5); margin: 0 6px; }

/* ============ 内页 Banner + 面包屑 ============ */
.n-banner { position: relative; height: 260px; overflow: hidden; }
.n-banner img { width: 100%; height: 260px; object-fit: cover; }
.n-mask { position: absolute; inset: 0; background: rgba(10, 30, 48, .5); }
.n-word { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); color: #fff; text-align: center; width: 90%; }
.n-word p { font-size: 34px; letter-spacing: 4px; font-weight: bold; }
.n-word i { font-style: normal; font-size: 15px; letter-spacing: 3px; color: rgba(255, 255, 255, .7); text-transform: uppercase; display: block; margin-top: 8px; }
.ntit { background: #f5f5f5; border-bottom: 1px solid #e6e6e6; }
.ntt { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.ntt h1 { font-size: 22px; color: #019fe9; display: flex; align-items: baseline; gap: 10px; }
.ntt h1 i { font-style: normal; font-size: 13px; color: #bbb; text-transform: uppercase; letter-spacing: 2px; }
.weiz { font-size: 14px; color: #999; }
.weiz a { color: #666; padding: 0 2px; }
.weiz a:hover { color: #019fe9; }
.weiz em { font-style: normal; color: #019fe9; }

/* ============ 内页布局：左栏 + 右内容 ============ */
.in-page { padding: 30px 0 50px; }
.in-center { display: flex; gap: 20px; align-items: flex-start; }
.in-left { flex: 0 0 250px; border: 1px solid #eee; }
.in-title { height: 50px; background: #019fe9; padding-left: 14px; color: #fff; line-height: 50px; font-size: 19px; }
.in-list li { border-bottom: 2px solid #fff; }
.in-list li a { display: block; height: 50px; line-height: 50px; background: #f0f0f0; padding-left: 25px; font-size: 15px; }
.in-list li a:hover, .in-list li a.on { background: #fafafa; color: #019fe9; }
.in-contact { margin-top: 30px; }
.in-contact p { color: #666; line-height: 30px; padding: 4px 12px; font-size: 14px; word-break: break-all; }
.in-right { flex: 1; min-width: 0; border: 1px solid #eee; padding: 0 0 20px; }
.in-show { padding: 20px 25px; overflow: hidden; }
.page { margin: 20px 0 10px; text-align: center; }
.page a { display: inline-block; border: 1px solid #c8c8c8; font-size: 13px; padding: 9px 14px; margin: 0 3px; }
.page a:hover, .page a.p-active { background: #019fe9; color: #fff; border-color: #019fe9; }

/* 内页新闻列表 */
.in-news-show li { border-bottom: 1px solid #d9d9d9; }
.in-news-link { display: flex; align-items: center; gap: 25px; padding: 20px 0; width: 100%; }
.in-news-img a { display: block; }
.in-news-link:hover h3 a { color: #019fe9; }
.in-news-img { flex: 0 0 280px; overflow: hidden; }
.in-news-img img { width: 280px; aspect-ratio: 280 / 180; object-fit: cover; transition: transform .6s; }
.in-news-img img:hover { transform: scale(1.12); }
.in-news-right { flex: 1; min-width: 0; }
.in-news-right h3 a { font-size: 18px; font-weight: bold; line-height: 38px; }
.in-news-right h3 a:hover { color: #019fe9; }
.in-news-right time { font-size: 14px; color: #999; line-height: 40px; }
.in-news-right p { color: #666; line-height: 26px; font-size: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* 详情页 */
.ip-title { text-align: center; margin: 14px 0 6px; font-size: 24px; }
.issue-time { font-size: 13px; color: #b0b0b0; text-align: center; line-height: 46px; border-bottom: 1px solid #d9d9d9; margin-bottom: 10px; }
.detail { padding: 22px 0; line-height: 32px; color: #444; font-size: 16px; }
.detail p { margin-bottom: 16px; text-align: justify; }
.detail img { display: block; max-width: 100%; height: auto; margin: 10px auto 18px; }
.detail h3 { font-size: 18px; margin: 18px 0 10px; color: #17324d; border-left: 4px solid #019fe9; padding-left: 10px; }
.detail-next { overflow: hidden; margin: 26px 0 6px; border-top: 1px solid #d9d9d9; border-bottom: 1px solid #d9d9d9; padding: 10px 0; line-height: 34px; }
.detail-next a { display: block; color: #666; font-size: 15px; }
.detail-next a:hover { color: #019fe9; }

/* 产品详情 */
.pd-box { display: flex; gap: 30px; padding: 24px 0 10px; }
.pd-img { flex: 0 0 420px; overflow: hidden; }
.pd-img img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }
.pd-info { flex: 1; min-width: 0; }
.pd-info h2 { font-size: 26px; color: #17324d; margin-bottom: 14px; }
.pd-info .pd-brief { color: #666; line-height: 30px; margin-bottom: 18px; text-align: justify; }
.pd-tel { display: inline-flex; align-items: center; gap: 10px; background: #f5f5f5; border-left: 4px solid #019fe9; padding: 12px 18px; }
.pd-tel i { font-style: normal; font-size: 14px; color: #666; }
.pd-tel b { font-size: 24px; color: #019fe9; }
.pd-params { width: 100%; border-collapse: collapse; margin: 10px 0 24px; }
.pd-params caption { text-align: left; font-size: 18px; color: #17324d; padding: 16px 0 10px; }
.pd-params th, .pd-params td { border: 1px solid #e6e6e6; padding: 10px 14px; font-size: 14px; text-align: left; }
.pd-params th { background: #f5f5f5; color: #333; width: 130px; font-weight: normal; }
.pd-feats li { display: flex; align-items: flex-start; gap: 10px; line-height: 34px; color: #444; }
.pd-feats li svg { flex: 0 0 22px; margin-top: 6px; }
.rel-title { font-size: 20px; color: #17324d; margin: 26px 0 4px; padding-left: 12px; border-left: 5px solid #019fe9; }
.rel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 16px 0 8px; }
.rel-grid li { background: #fff; box-shadow: 0 0 10px #e2e2e2; }
.rel-grid li a { display: block; }
.rel-grid .show-img img { transition: transform .6s; }
.rel-grid li:hover .show-img img { transform: scale(1.12); }

/* 关于我们页 */
.about-sec { padding: 8px 0 20px; }
.about-sec h2 { font-size: 22px; color: #17324d; margin: 20px 0 12px; padding-left: 12px; border-left: 5px solid #0019fe9; border-left-color: #019fe9; }
.about-sec p { color: #555; line-height: 32px; text-align: justify; margin-bottom: 10px; }
.tl { position: relative; margin: 18px 0 8px 10px; padding-left: 26px; border-left: 2px solid #cfe8f7; }
.tl li { position: relative; padding: 0 0 26px 8px; }
.tl li::before { content: ""; position: absolute; left: -33px; top: 8px; width: 12px; height: 12px; border-radius: 50%; background: #019fe9; border: 2px solid #fff; box-shadow: 0 0 0 2px #019fe9; }
.tl h3 { font-size: 18px; color: #019fe9; line-height: 30px; }
.tl h3 span { color: #999; font-size: 14px; margin-left: 10px; }
.tl p { color: #666; font-size: 14px; line-height: 26px; }
.cul-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 16px 0 8px; }
.cul-cards li { background: #f5f5f5; padding: 26px 22px; text-align: center; transition: background .3s; }
.cul-cards li:hover { background: #019fe9; }
.cul-cards li:hover h3, .cul-cards li:hover p { color: #fff; }
.cul-cards svg { margin-bottom: 12px; }
.cul-cards h3 { font-size: 19px; color: #17324d; margin-bottom: 8px; }
.cul-cards p { color: #666; font-size: 14px; line-height: 26px; }
.team-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; margin: 16px 0 8px; }
.team-list li { text-align: center; }
.team-list .t-photo { width: 100%; aspect-ratio: 1 / 1; overflow: hidden; border-radius: 50%; border: 3px solid #e6f5fd; }
.team-list img { width: 100%; height: 100%; object-fit: cover; }
.team-list b { display: block; font-size: 17px; margin-top: 12px; }
.team-list i { font-style: normal; font-size: 14px; color: #999; }

/* 联系我们页 */
.contact-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 14px 0 26px; }
.c-card { background: #f5f5f5; padding: 24px 20px; text-align: center; }
.c-card svg { margin-bottom: 10px; }
.c-card h3 { font-size: 18px; color: #17324d; margin-bottom: 8px; }
.c-card p { color: #666; font-size: 15px; line-height: 26px; word-break: break-all; }
.msg-form { border: 1px solid #eee; padding: 26px 28px 32px; }
.msg-form h2 { font-size: 20px; color: #17324d; margin-bottom: 18px; padding-left: 12px; border-left: 5px solid #019fe9; }
.msg-form ul { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.msg-form li { display: flex; flex-direction: column; }
.msg-form li.full { grid-column: 1 / -1; }
.msg-form label { font-size: 14px; color: #666; margin-bottom: 6px; }
.msg-form input, .msg-form textarea { border: 1px solid #ddd; padding: 0 14px; height: 44px; font-size: 15px; outline: none; font-family: inherit; }
.msg-form textarea { height: 130px; padding: 12px 14px; resize: vertical; }
.msg-form input:focus, .msg-form textarea:focus { border-color: #019fe9; }
.msg-submit { grid-column: 1 / -1; justify-self: start; background: #019fe9; color: #fff; border: none; width: 160px; height: 46px; font-size: 16px; letter-spacing: 4px; cursor: pointer; }
.msg-submit:hover { background: #0183c4; }

/* ============ 响应式（断点：1024 / 768） ============ */
@media (max-width: 1240px) {
  .w1200, .business-center, .case-center, .service-center, .news-center, .partner-center { width: 96%; }
  .about-center { width: 96%; }
  .about-txt { padding-left: 0; }
  .bottom-center { flex-wrap: wrap; gap: 20px; }
  .bottom-nav { margin-left: 0; flex-wrap: wrap; }
}
@media (max-width: 1024px) {
  .business-show { grid-template-columns: repeat(3, 1fr); }
  .case-show { grid-template-columns: repeat(2, 1fr); }
  .service-center .process-wrap { grid-template-columns: repeat(2, 1fr); }
  .about-center { flex-direction: column; }
  .about-txt { width: 100%; }
  .news-center .news-cols { flex-direction: column; }
  .news-left { width: 100%; }
  .in-center { flex-direction: column; }
  .in-left { flex: 1 1 auto; width: 100%; }
  .pd-box { flex-direction: column; }
  .pd-img { flex: 0 0 auto; }
  .team-list { grid-template-columns: repeat(3, 1fr); }
  .rel-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .lotbox-in { height: auto; padding: 12px 0; flex-wrap: wrap; gap: 10px; }
  .logo-txt b { font-size: 22px; }
  .tel-txt p:nth-child(2) { font-size: 22px; }
  .menubox { position: relative; }
  .menu-list { display: none; flex-direction: column; position: absolute; top: 66px; left: 0; right: 0; background: #019fe9; z-index: 999; }
  body.menu-open .menu-list { display: flex; }
  .menu-list > li > a { justify-content: flex-start; padding-left: 8%; }
  .sub-menu { position: static; display: block; background: #0288c9; }
  .sub-menu > li > a { color: #e8f6fd; border-bottom-color: rgba(255,255,255,.15); }
  .sub-menu > li > a:hover { background: #7fcff4; }
  .nav-toggle { display: block; margin-left: auto; }
  .menu-list > li.nav-home { display: none; }
  .banner, .banner-show, .banner-item img { height: 300px; }
  .banner-word h2 { font-size: 26px; letter-spacing: 3px; }
  .banner-word p { font-size: 14px; margin-top: 10px; }
  .banner-btn-left, .banner-btn-right { width: 34px; height: 34px; }
  .search-center { flex-direction: column; height: auto; padding: 10px 0; gap: 8px; align-items: stretch; }
  .hot-key { line-height: 1.6; }
  .search-bar form { width: 100%; }
  .search-bar .keywords { flex: 1; width: auto; }
  .etitle { margin: 32px auto; }
  .etitle h1 { font-size: 26px; }
  .etitle span { font-size: 15px; }
  .business-list { white-space: nowrap; overflow-x: auto; }
  .business-list a { width: auto; padding: 0 14px; }
  .business-show { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .show-name { font-size: 14px; }
  .case-show { grid-template-columns: 1fr; gap: 14px; margin-top: 0; }
  .service-center .process-wrap { grid-template-columns: 1fr; }
  .news-list li { height: auto; padding: 14px 0; }
  .about-img img { min-height: 240px; }
  .about-nums li { width: 100%; }
  .scroll-track li { margin-right: 12px; }
  .p-logo { width: 180px; height: 86px; }
  .bottom-center { padding: 26px 0; }
  .b-tel-txt p:nth-child(2) { font-size: 22px; }
  .bottom-nav { justify-content: flex-start; }
  .bottom-nav > li { width: 88px; }
  .ntt { flex-direction: column; align-items: flex-start; justify-content: center; height: auto; padding: 10px 0; gap: 4px; }
  .n-banner, .n-banner img { height: 170px; }
  .n-word p { font-size: 24px; }
  .in-news-show li { flex-direction: column; align-items: flex-start; }
  .in-news-img { flex: 0 0 auto; width: 100%; }
  .in-news-img img { width: 100%; }
  .cul-cards { grid-template-columns: 1fr; }
  .team-list { grid-template-columns: repeat(2, 1fr); }
  .rel-grid { grid-template-columns: 1fr; }
  .contact-cards { grid-template-columns: 1fr; }
  .msg-form ul { grid-template-columns: 1fr; }
}