/* ============================================================
   内页通用样式 inner.css
   基于首页设计系统：
   主色 --primary:#1b94d3 / 渐变 #086da1→#0094e6 / 辅助绿 #76BA18
   ============================================================ */

/* ---------- 页面 Banner ---------- */
.page-banner {
  position: relative;
  height: 500px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.page-banner > img {
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
.page-banner:after {
  content: "";
  position: absolute;
  left: 0; top: 0; right: 0; bottom: 0;
  background: linear-gradient(135deg, rgba(8, 109, 161, .82) 0%, rgba(0, 148, 230, .50) 100%);
  z-index: 1;
}
.page-banner .pb-inner {
  position: relative;
  z-index: 2;
  color: #fff;
  padding: 0 20px;
}
.page-banner .pb-title {
  font-size: 44px;
  font-weight: 800;
  letter-spacing: 4px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, .25);
}
.page-banner .breadcrumb {
  margin-top: 18px;
  font-size: 15px;
  letter-spacing: 1px;
  opacity: .95;
}
.page-banner .breadcrumb a { color: #fff; }
.page-banner .breadcrumb a:hover { text-decoration: underline; }
.page-banner .breadcrumb i {
  margin: 0 8px;
  opacity: .6;
  font-style: normal;
}

/* ---------- 内页区块 ---------- */
.ny-sec { padding: 64px 0; }
.ny-sec.gray { background: var(--bg-light); }
.ny-lead {
  font-size: 16px;
  line-height: 2;
  color: var(--text-light);
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

/* ---------- 发展历程 时间轴 ---------- */
.timeline {
  position: relative;
  max-width: 1000px;
  margin: 44px auto 0;
  padding-left: 30px;
}
.timeline:before {
  content: "";
  position: absolute;
  left: 7px; top: 6px; bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, #086da1, #0094e6);
}
.timeline-item {
  position: relative;
  padding: 0 0 38px 38px;
}
.timeline-item:before {
  content: "";
  position: absolute;
  left: -30px; top: 4px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--primary);
  box-shadow: 0 0 0 4px rgba(27, 148, 211, .15);
}
.timeline-item .year {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
}
.timeline-item .tt {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin: 6px 0 8px;
}
.timeline-item .td {
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-light);
}

/* ---------- 荣誉证书 ---------- */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 40px;
}
.cert-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: .3s;
  text-align: center;
}
.cert-item:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.cert-item .ci-img {
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f7f8fa;
  padding: 18px;
}
.cert-item .ci-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.cert-item .ci-name {
  padding: 16px;
  font-size: 15px;
  color: var(--text);
  font-weight: 600;
}

/* ---------- 企业优势 / 服务中心 ---------- */
.adv-grid, .sv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-top: 40px;
}
.adv-item, .sv-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: .3s;
}
.adv-item:hover, .sv-item:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
  border-color: var(--primary);
}
.adv-item .ai-ic {
  width: 60px; height: 60px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #086da1, #0094e6);
  color: #fff;
  font-size: 28px;
  margin-bottom: 18px;
}
.adv-item h4, .sv-item h4 {
  font-size: 19px;
  color: var(--text);
  margin-bottom: 10px;
}
.adv-item p, .sv-item p {
  font-size: 14px;
  line-height: 1.9;
  color: var(--text-light);
}
.sv-item .si-ic {
  font-size: 34px;
  color: var(--primary);
  margin-bottom: 14px;
}

/* ---------- 联系我们 ---------- */
.contact-wrap {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  margin-top: 40px;
}
.contact-info { flex: 1; min-width: 300px; }
.contact-info .ci-block {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.contact-info .ci-block i {
  font-size: 26px;
  color: var(--primary);
  width: 40px;
  text-align: center;
}
.contact-info .ci-block .ct {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.8;
}
.contact-info .ci-block .ct strong {
  display: block;
  color: var(--text);
  font-size: 16px;
  margin-bottom: 4px;
}
.contact-form {
  flex: 1;
  min-width: 300px;
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 34px;
}
.contact-form .cf-row {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}
.contact-form .cf-row > div { flex: 1; }
.contact-form input, .contact-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 10px;
  padding: 0 18px;
  font-size: 15px;
  color: var(--text);
  font-family: inherit;
}
.contact-form input { height: 52px; }
.contact-form textarea {
  height: 130px;
  padding: 14px 18px;
  resize: vertical;
}
.contact-form button {
  width: 20%;
  height: 54px;
  border: none;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  transition: .25s;
  margin-top:3%
}
.greyff{background: #f1f1f1;}
.contact-form button:hover { background: var(--primary-dark); }
.cf-tip {
  margin-top: 14px;
  font-size: 14px;
  color: var(--primary);
  text-align: center;
  min-height: 20px;
}

/* ---------- 联系方式 · 网点卡片（contact.html） ---------- */
.ct-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 36px;
}
.ct-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 26px;
  transition: .3s;
  overflow: hidden;
}
.ct-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); border-color: var(--primary); }
.ct-card.hq { border-color: var(--primary); }
.ctc-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 16px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.ctc-ic {
  flex: 0 0 auto;
  width: 46px; height: 46px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #086da1, #0094e6);
  color: #fff; font-size: 22px;
}
.ct-card.hq .ctc-ic { width: 52px; height: 52px; font-size: 24px; }
.ctc-head h4 { margin: 0; font-size: 19px; color: var(--text); }
.ctc-list { list-style: none; margin: 0; padding: 0; }
.ctc-list li { display: flex; gap: 10px; padding: 7px 0; font-size:15px; line-height: 1.7; }
.ctc-list .lab { flex: 0 0 66px; color: var(--text-light); }
.ctc-list .val { flex: 1; color: var(--text); word-break: break-all; }
.ctc-list .val a { color: var(--primary); text-decoration: none; }
.ctc-list .val a:hover { text-decoration: underline; }
.cf-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 20px;
  padding-left: 14px;
  position: relative;
}
.cf-title:before {
  content: "";
  position: absolute; left: 0; top: 3px; bottom: 3px;
  width: 4px; border-radius: 2px;
  background: linear-gradient(180deg, #086da1, #0094e6);
}

/* ---------- 客户留言 + 公司位置 左右分栏（contact.html） ---------- */
.cl-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  align-items: stretch;
}
.cl-wrap .contact-form { background: #fff; margin: 0; }
.cl-map {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px;
  display: flex;
  flex-direction: column;
}
.cl-map .cf-title { margin-bottom: 18px; }
.cl-map-img {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  flex: 1;
  min-height: 260px;
  background: #eef3f7;
}
.cl-map-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cl-map-addr {
  display: flex; align-items: center; gap: 10px;
  margin-top: 18px; font-size: 15px; color: var(--text);
}
.cl-map-addr i { color: var(--primary); font-size: 18px; }

/* ---------- 新闻列表（news.html） ---------- */
.news-filter {
  display: flex; flex-wrap: wrap; gap: 12px; margin: 4px 0 30px;
}
.nf-btn {
  border: 1px solid var(--border); background: #fff; color: var(--text-light);
  font-size: 14px; padding: 9px 22px; border-radius: 30px; cursor: pointer;
  transition: .25s; font-family: inherit;
}
.nf-btn:hover { border-color: var(--primary); color: var(--primary); }
.nf-btn.active {
  background: linear-gradient(90deg, #086da1, #0094e6); border-color: transparent;
  color: #fff; box-shadow: 0 8px 20px rgba(0,148,230,.28);
}

.news-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px;
}
.news-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: .3s;
}
.news-card:hover { box-shadow: var(--shadow); transform: translateY(-5px); border-color: var(--primary); }
.news-card.is-hidden { display: none; }
.news-card a { display: block; color: inherit; text-decoration: none; }
.nc-img {
  position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: #eef3f7;
}
.nc-img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: .5s; }
.news-card:hover .nc-img img { transform: scale(1.08); }
.nc-cat {
  position: absolute; left: 14px; top: 14px; z-index: 2;
  background: rgba(8,109,161,.92); color: #fff; font-size: 12px;
  padding: 5px 14px; border-radius: 20px; letter-spacing: .5px;
}
.nc-body { padding: 18px 20px 20px; }
.nc-title {
  font-size: 17px; line-height: 1.55; font-weight: 600; color: var(--text);
  margin: 0 0 10px; min-height: 53px;
  display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden;
  transition: .25s;
}
.news-card:hover .nc-title { color: var(--primary); }
.nc-excerpt {
  font-size: 14px; line-height: 1.7; color: var(--text-light); margin: 0 0 14px;
  display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden;
}
.nc-meta {
  display: flex; align-items: center; gap: 6px; font-size: 13px; color: #999;
  padding-top: 12px; border-top: 1px solid var(--border);
}
.nc-meta i { font-size: 14px; }

/* ---------- 文章正文 ---------- */
.article { padding: 56px 0; }
.article .art-head { text-align: center; margin-bottom: 30px; }
.article .art-head h1 {
  font-size: 30px;
  color: var(--text);
  line-height: 1.4;
}
.article .art-meta {
  margin-top: 14px;
  color: var(--text-light);
  font-size: 14px;
}
.article .art-meta span { margin: 0 10px; }
.article .art-body {
  font-size: 16px;
  line-height: 2;
  color: #444;
}
.article .art-body p { margin-bottom: 18px; }
.article .art-body img {
  max-width: 100%;
  border-radius: 12px;
  margin: 18px 0;
}

/* ---------- 服务中心 · 五大服务详情 ---------- */
.sv-tabs {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 34px 0 26px;
  padding: 12px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 4px 16px rgba(8, 109, 161, .06);
}
.sv-tabs a {
  flex: 1;
  min-width: 130px;
  text-align: center;
  padding: 12px 10px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-light);
  text-decoration: none;
  transition: .25s;
  border: 1px solid transparent;
}
.sv-tabs a:hover { color: var(--primary); background: var(--bg-light); }
.sv-tabs a.active {
  color: #fff;
  background: linear-gradient(135deg, #086da1, #0094e6);
  box-shadow: 0 6px 14px rgba(0, 148, 230, .3);
}
.sv-list { display: flex; flex-direction: column; gap: 22px; }
.sv-block {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: .3s;
  scroll-margin-top: 92px;
}
.sv-block:hover { box-shadow: var(--shadow); border-color: var(--primary); }
.svb-head {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 22px 30px;
  background: linear-gradient(135deg, #086da1 0%, #0094e6 100%);
  color: #fff;
}
.svb-num {
  font-family: Arial, "Microsoft YaHei", sans-serif;
  font-size: 30px;
  font-weight: 800;
  line-height: 1;
  opacity: .55;
  min-width: 46px;
}
.svb-tit {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 21px;
  font-weight: 700;
}
.svb-tit i {
  font-size: 22px;
  width: 44px; height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, .16);
  border-radius: 11px;
}
.svb-body {
  padding: 28px 30px;
  color: var(--text-light);
  line-height: 1.95;
  font-size: 15px;
}
.svb-body p { margin: 0 0 12px; }
.svb-body p:last-child { margin-bottom: 0; }
.svb-body strong { color: var(--text); }
.svb-sub {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 20px 0 10px;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
}
.svb-sub:first-child { margin-top: 0; }
.svb-sub::before {
  content: "";
  width: 4px; height: 16px;
  border-radius: 2px;
  background: linear-gradient(180deg, #086da1, #0094e6);
}
.sv-ul { list-style: none; margin: 6px 0 0; padding: 0; }
.sv-ul li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 8px;
  line-height: 1.85;
}
.sv-ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 11px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #76BA18;
}
.sv-ul li strong { color: var(--text); }
.sv-ol { list-style: none; counter-reset: sv; margin: 6px 0 0; padding: 0; }
.sv-ol > li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 12px;
  line-height: 1.9;
  counter-increment: sv;
}
.sv-ol > li::before {
  content: counter(sv);
  position: absolute; left: 0; top: 2px;
  width: 22px; height: 22px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sv-ol > li strong { color: var(--text); }
.sv-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 14px; }
.sv-col {
  background: var(--bg-light);
  border: 1px solid #e4eef6;
  border-radius: 10px;
  padding: 18px 20px;
}
.sv-col h5 {
  margin: 0 0 10px;
  font-size: 15px;
  color: var(--primary);
  font-weight: 700;
}
.sv-col ul { margin: 0; padding-left: 18px; }
.sv-col li { margin-bottom: 6px; color: var(--text-light); line-height: 1.75; }

/* ---------- 数据统计卡片（about.html） ---------- */
.stats-grid .stat-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px 18px;
  text-align: center;
  transition: .3s;
}
.stats-grid .stat-item:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
  border-color: var(--primary);
}
.stats-grid .stat-item .number {
  display: block;
  font-size: 40px;
  font-weight: 800;
  line-height: 1.1;
  background: linear-gradient(135deg, #086da1, #0094e6);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: none;
  opacity: 1;
}
.stats-grid .stat-item .label {
  display: block;
  margin-top: 10px;
  font-size: 15px;
  color: var(--text-light);
}

/* ---------- 发展历程 · 左右交错时间轴 ---------- */
.timeline-zigzag {
  position: relative; max-width: 860px; margin: 36px auto 0;
  padding-left: 4px; padding-right: 4px;
}
.timeline-zigzag::before {
  content: ""; position: absolute; left: 50%; top: 12px; bottom: 12px;
  width: 2px; background: linear-gradient(180deg, #086da1, #0094e6);
  transform: translateX(-50%); border-radius: 2px;
}
.tz-row {
  position: relative; display: flex; justify-content: flex-start;
  min-height: 80px; margin-bottom: 28px;
}
.tz-row:last-child { margin-bottom: 0; }
/* 偶数项靠右 */
.tz-right { justify-content: flex-end; }

/* 中间圆点 */
.tz-row::after {
  content: ""; position: absolute; left: 50%; top: 10px;
  width: 14px; height: 14px; border-radius: 50%;
  background: #fff; border: 3px solid var(--primary);
  box-shadow: 0 0 0 4px rgba(27,148,211,.13);
  transform: translateX(-50%); z-index: 2;
}

/* 内容卡片 */
.tz-content {
  width: 46%; padding: 18px 22px 20px;
  background: #fff; border: 1px solid var(--border); border-radius: 14px;
  transition: .3s; position: relative;
}
.tz-content:hover {
  box-shadow: var(--shadow); transform: translateY(-3px);
  border-color: rgba(27,148,211,.35);
}

/* 年份 */
.tz-year {
  font-size: 26px; font-weight: 800; line-height: 1.2;
  background: linear-gradient(135deg, #086da1, #0094e6);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 6px;
}
.tz-year span { font-size: 16px; font-weight: 600; }

/* 描述文字 */
.tz-text {
  font-size: 15px; line-height: 1.7; color: var(--text-light);
  margin: 0; word-break: break-word;
}

/* ========== 产品详情页 ========== */
.pd-hero { display: flex; gap: 34px; align-items: flex-start; margin-bottom: 10px; }
.pd-gallery { flex: 0 0 56%; min-width: 0; }
.pd-main { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
  background: #fff; aspect-ratio: 4 / 3; display: flex; align-items: center; justify-content: center; }
.pd-main img { width: 100%; height: 100%; object-fit: contain; }
.pd-thumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.pd-thumbs img { width: 84px; height: 68px; object-fit: cover; border: 2px solid transparent;
  border-radius: 10px; cursor: pointer; transition: border-color .2s, transform .2s; background: #fff; }
.pd-thumbs img:hover { transform: translateY(-2px); }
.pd-thumbs img.on { border-color: var(--primary); box-shadow: 0 6px 16px rgba(27,148,211,.25); }

.pd-info { flex: 1; min-width: 0; }
.pd-cat { display: inline-block; background: linear-gradient(90deg,#086da1,#0094e6);
  color: #fff; font-size: 13px; padding: 5px 16px; border-radius: 20px; margin-bottom: 14px; }
.pd-name { font-size: 24px; line-height: 1.4; margin-bottom: 8px; color: var(--text); }
.pd-sub { color: var(--text-light); margin-bottom: 22px; font-size: 15px; }
.pd-spec { border-top: 1px solid var(--border); padding-top: 2%; font-size: 16px; line-height: 28px; }
.pd-spec > div { display: flex; justify-content: space-between; gap: 16px; padding: 12px 2px;
  border-bottom: 1px solid var(--border); font-size: 14px; }
.pd-spec > div span:first-child { color: var(--text-light); white-space: nowrap; }
.pd-spec > div span:last-child { color: var(--text); text-align: right; }
.pd-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

.pd-detail { margin-top: 18px; }
.pd-h { font-size: 19px; font-weight: 700; color: var(--text); position: relative; padding-left: 14px; margin: 32px 0 14px; }
.pd-h::before { content: ''; position: absolute; left: 0; top: 4px; bottom: 4px; width: 4px;
  border-radius: 2px; background: linear-gradient(var(--primary), #0094e6); }
.pd-detail p { color: var(--text-light); line-height: 1.95; margin-bottom: 8px; }
.pd-feat { margin: 4px 0 8px; padding-left: 0; list-style: none; }
.pd-feat li { position: relative; padding-left: 22px; margin-bottom: 10px; color: var(--text-light); line-height: 1.8; }
.pd-feat li::before { content: ''; position: absolute; left: 4px; top: 11px; width: 7px; height: 7px;
  border-radius: 50%; background: var(--primary); }
.pd-spec-table { width: 100%; border-collapse: collapse; margin-top: 6px; }
.pd-spec-table th, .pd-spec-table td { border: 1px solid var(--border); padding: 12px 14px; font-size: 14px; text-align: left; }
.pd-spec-table th { background: var(--bg-light); width: 28%; color: var(--text-light); font-weight: 600; white-space: nowrap; }
.pd-spec-table td { color: var(--text); }
.pd-scenes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 12px; }
.pd-scenes img { width: 100%; height: 245px; object-fit: cover; border-radius: 12px; border: 1px solid var(--border); }

/* ========== 案例筛选 + 详情弹层 ========== */
.case-filter { display: flex; flex-wrap: wrap; gap: 12px; margin: 4px 0 30px; }
.cf-btn { border: 1px solid var(--border); background: #fff; color: var(--text-light);
  font-size: 14px; padding: 9px 22px; border-radius: 30px; cursor: pointer; transition: .25s; font-family: inherit; }
.cf-btn:hover { border-color: var(--primary); color: var(--primary); }
.cf-btn.active { background: linear-gradient(90deg,#086da1,#0094e6); border-color: transparent;
  color: #fff; box-shadow: 0 8px 20px rgba(0,148,230,.28); }

.case-card { cursor: pointer; display: block; }
.case-card.is-hidden { display: none; }
.case-view { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%) scale(.82);
  opacity: 0; background: linear-gradient(90deg,#086da1,#0094e6); color: #fff; padding: 11px 22px;
  border-radius: 30px; font-size: 14px; font-weight: 600; display: flex; align-items: center; gap: 8px;
  transition: .35s; z-index: 3; box-shadow: 0 10px 24px rgba(0,0,0,.3); pointer-events: none; }
.case-card:hover .case-view { opacity: 1; transform: translate(-50%,-50%) scale(1); }

/* 弹层 */
.case-modal { position: fixed; inset: 0; z-index: 9999; display: none;
  align-items: center; justify-content: center; padding: 30px; }
.case-modal.open { display: flex; }
.cm-backdrop { position: absolute; inset: 0; background: rgba(8,22,42,.62);
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); animation: cmFade .3s ease; }
@keyframes cmFade { from { opacity: 0; } to { opacity: 1; } }
.cm-dialog { position: relative; width: min(880px,100%); max-height: 90vh; overflow: auto;
  background: #fff; border-radius: 18px; box-shadow: 0 30px 80px rgba(0,0,0,.38);
  animation: cmPop .35s cubic-bezier(.2,.8,.25,1); }
@keyframes cmPop { from { opacity: 0; transform: translateY(24px) scale(.97); } to { opacity: 1; transform: none; } }
.cm-close { position: absolute; top: 14px; right: 14px; z-index: 5; width: 40px; height: 40px;
  border: none; border-radius: 50%; background: rgba(255,255,255,.92); color: #333; font-size: 17px;
  cursor: pointer; display: flex; align-items: center; justify-content: center; transition: .2s;
  box-shadow: 0 4px 12px rgba(0,0,0,.18); }
.cm-close:hover { background: #fff; transform: rotate(90deg); }
.cm-hero { position: relative; height: 280px; }
.cm-hero img { width: 100%; height: 100%; object-fit: cover; }
.cm-hero-mask { position: absolute; inset: 0; background: linear-gradient(transparent 28%, rgba(8,109,161,.94));
  display: flex; flex-direction: column; justify-content: flex-end; padding: 28px 32px; color: #fff; }
.cm-cat { font-size: 13px; font-weight: 700; color: #aee3ff; margin-bottom: 8px; }
.cm-hero-mask h3 { font-size: 24px; line-height: 1.4; margin: 0; }
.cm-body { padding: 30px 34px 34px; }
.cm-meta { display: grid; grid-template-columns: repeat(4,1fr); gap: 14px; margin-bottom: 26px;
  padding: 20px; background: var(--bg-light); border-radius: 14px; }
.cm-meta div { display: flex; flex-direction: column; gap: 7px; }
.cm-meta .mk { font-size: 12px; color: var(--text-light); }
.cm-meta .mv { font-size: 15px; font-weight: 700; color: var(--text); }
.cm-content h4 { font-size: 17px; color: var(--text); margin: 22px 0 10px; padding-left: 13px;
  border-left: 4px solid var(--primary); }
.cm-content h4:first-child { margin-top: 0; }
.cm-content p { color: var(--text-light); line-height: 1.9; margin: 0 0 4px; font-size: 15px; }
.cm-nav { display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-top: 30px; padding-top: 24px; border-top: 1px solid var(--border); }
.cm-prev, .cm-next { background: none; border: 1px solid var(--border); border-radius: 30px;
  padding: 10px 20px; color: var(--text); cursor: pointer; font-size: 14px; transition: .2s; font-family: inherit; }
.cm-prev:hover, .cm-next:hover { border-color: var(--primary); color: var(--primary); }
.cm-cta { background: linear-gradient(90deg,#086da1,#0094e6); color: #fff; padding: 11px 26px;
  border-radius: 30px; font-weight: 600; text-decoration: none; font-size: 14px;
  box-shadow: 0 8px 20px rgba(0,148,230,.28); white-space: nowrap; }
.cm-cta:hover { color: #fff; opacity: .94; }

/* ========== 公司简介新版（about.html） ========== */
/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
  .page-banner { height: 240px; }
  .page-banner .pb-title { font-size: 30px; }
  .ny-sec { padding: 44px 0; }
  .sv-cols { grid-template-columns: 1fr; }
  .svb-head { flex-wrap: wrap; gap: 10px; padding: 18px 20px; }
  .svb-body { padding: 22px 20px; }
  /* 交错时间轴：移动端全部靠左 */
  .timeline-zigzag::before { left: 18px; transform: none; }
  .tz-row { justify-content: flex-start !important; padding-left: 44px; }
  .tz-row::after { left: 18px; transform: none; }
  .tz-content { width: 100%; padding: 14px 16px; }
  .tz-year { font-size: 22px; }
  .ct-grid { grid-template-columns: 1fr; }
  .cl-wrap { grid-template-columns: 1fr; gap: 24px; }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-form .cf-row { flex-direction: column; gap: 0; }
  .contact-form .cf-row > div { margin-bottom: 16px; }
  .case-filter { gap: 8px; }
  .cf-btn { padding: 8px 16px; font-size: 13px; }
  .pd-hero { flex-direction: column; gap: 22px; }
  .pd-gallery { flex: 1 1 100%; width: 100%; }
  .pd-name { font-size: 21px; }
  .pd-scenes { grid-template-columns: 1fr 1fr; gap: 10px; }
  .pd-scenes img { height: 130px; }
  .pd-thumbs img { width: 72px; height: 60px; }
  .cm-hero { height: 200px; }
  .cm-hero-mask { padding: 20px 20px; }
  .cm-hero-mask h3 { font-size: 20px; }
  .cm-body { padding: 22px 18px 26px; }
  .cm-meta { grid-template-columns: repeat(2,1fr); gap: 12px; padding: 16px; }
  .cm-nav { flex-wrap: wrap; }
  .cm-nav .cm-cta { order: -1; width: 100%; text-align: center; }
}
@media (max-width: 560px) {
  .news-grid { grid-template-columns: 1fr; gap: 20px; }
  .news-filter { gap: 10px; }
  .nf-btn { padding: 8px 16px; font-size: 13px; }
}


/* 外层历程区块*/.history-wrap {width:100%;position:relative;padding:3% 0 10%;overflow:hidden;}
/* 底部雪山背景图*/.history-bg {position:absolute;left:0;bottom:0px;width:100%;height:100%;z-index:1;}
.history-bg img {width:100%;height:100%;object-fit:cover;display:block;}
/* 内容容器层级*/.history-content {position:relative;z-index:2;margin:0 auto;}
/* 区块标题*/.history-title-box {text-align:center;margin-bottom:80px;}
.history-title {font-size:52px;color:#fff;font-weight:700;margin-bottom:24px;}
.history-line {width:70px;height:2px;background:#fff;margin:0 auto;}
/* Swiper容器*/.history-content .history-swiper {width:100%; margin: 6% 0;}
/* 单个时间节点slide*/.history-content .history-slide {text-align:center;}
/* 阶段小标题*/.stage-tag {font-size:22px;color:#666;margin-bottom:10px;}
/* 年份大字*/.stage-year {font-size:40px;font-weight:600;color:#fff;margin-bottom:3%;}
/* 竖线虚线容器*/.stage-line-box {position:relative;width:1px;height:80px;margin:0 auto 20px;}
/* 虚线*/.stage-dashed {width:1px;height:100%;border-left:1px dashed #ccc;}
/* 底部圆点*/.stage-dot {width:12px;height:12px;border-radius:50%;background:#ccc;position:absolute;left:-5.5px;bottom:0;}
/* 阶段描述文本*/.stage-desc {font-size:16px;color:#fff;line-height:1.7;}
.stage-desc p {margin-bottom:6px; font-size: 16px;}
/* ========== 平板端 768px ~ 1024px ==========*/@media screen and (max-width:1024px) {.history-wrap {padding:60px 0 90px;}
.history-title {font-size:40px;}
.history-title-box {margin-bottom:60px;}
.stage-tag {font-size:20px;}
.stage-year {font-size:34px;}
.stage-desc {font-size:15px;}
.history-bg {height:40%;}
;}
/* ========== 手机端 <768px ==========*/@media screen and (max-width:767px) {.history-wrap {padding:40px 0 70px;}
.history-title {font-size:32px;margin-bottom:16px;}
.history-title-box {margin-bottom:40px;}
.stage-tag {font-size:18px;}
.stage-year {font-size:28px;margin-bottom:20px;}
.stage-line-box {height:90px;}
.stage-desc {font-size:14px;line-height:1.6;}
.history-bg {height:35%;}
;}