/* ==========================================================================
   北京中科光析科学技术研究所 官方网站主样式表
   主色调：#183883  辅助色：#d9a441（金色）
   ========================================================================== */

/* ---------- CSS 变量与基础重置 ---------- */
:root {
  --main: #183883;
  --main2: #1f449e;
  --main3: #2a5bc0;
  --dark: #0b1c4e;
  --dark2: #0e1f52;
  --gold: #d9a441;
  --gold2: #f2c063;
  --bg: #f4f7fc;
  --text: #2b2f38;
  --muted: #67707f;
  --line: #e4e9f2;
  --shadow: 0 8px 24px rgba(24, 56, 131, .10);
  --radius: 8px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "Microsoft YaHei", "微软雅黑", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: #fff;
}

img { max-width: 100%; height: auto; border: 0; vertical-align: middle; }

a { color: inherit; text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--main); }

ul, ol { margin: 0; padding: 0; list-style: none; }

h1, h2, h3, h4, h5 { margin: 0; font-weight: 700; color: var(--dark); }

p { margin: 0 0 1em; }

button { font-family: inherit; }

a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.container { max-width: 1400px; margin: 0 auto; padding: 0 15px; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--main); color: #fff; padding: 8px 18px; z-index: 999;
}
.skip-link:focus { left: 0; color: #fff; }

.hide { display: none !important; }

/* ---------- 通用按钮 ---------- */
.btn {
  display: inline-block;
  padding: 12px 32px;
  border-radius: 4px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  cursor: pointer;
  transition: all .25s ease;
}
.btn-gold { background: linear-gradient(135deg, #e5b45c, #d9a441); color: #fff; }
.btn-gold:hover { background: linear-gradient(135deg, #d9a441, #c8912e); color: #fff; box-shadow: 0 6px 16px rgba(217, 164, 65, .4); }
.btn-main { background: var(--main); color: #fff; }
.btn-main:hover { background: var(--main3); color: #fff; box-shadow: 0 6px 16px rgba(24, 56, 131, .35); }
.btn-line { border-color: rgba(255, 255, 255, .65); color: #fff; background: transparent; }
.btn-line:hover { background: #fff; color: var(--main); border-color: #fff; }

/* ---------- 页头：LOGO+导航同一行，白底吸顶悬浮 ---------- */
.header {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 3px 14px rgba(24, 56, 131, .08);
}
.header-inner {
  display: flex;
  align-items: center;
  min-height: 78px;
  gap: 8px;
}
.logo { display: flex; align-items: center; flex: none; margin-right: auto; padding: 10px 0; }

/* ---------- 主导航（与LOGO同行，随页头吸顶） ---------- */
.nav { display: flex; align-self: stretch; }
.nav-list { display: flex; align-items: stretch; }
.nav-list > li { display: flex; position: relative; }
.nav-list > li > a {
  display: flex;
  align-items: center;
  padding: 0 19px;
  color: var(--dark);
  font-size: 16.5px;
  font-weight: 600;
  letter-spacing: 2px;
  position: relative;
  transition: background .2s ease, color .2s ease;
  white-space: nowrap;
}
.nav-list > li > a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 3px;
  background: var(--gold);
  transform: translateX(-50%);
  transition: width .25s ease;
}
.nav-list > li > a:hover { background: #f0f4fb; color: var(--main); }
.nav-list > li > a:hover::after,
.nav-list > li > a.active::after { width: 100%; }
.nav-list > li > a.active { color: var(--main); }

.dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 176px;
  background: #fff;
  border-top: 3px solid var(--gold);
  box-shadow: var(--shadow);
  text-align: left;
  z-index: 60;
}
.dropdown li a {
  display: block;
  padding: 11px 22px;
  font-size: 14px;
  font-weight: 400;
  color: var(--text);
  border-bottom: 1px solid #f0f3f9;
}
.dropdown li:last-child a { border-bottom: 0; }
.dropdown li a:hover { background: var(--bg); color: var(--main); padding-left: 28px; }
.nav-list > li:hover .dropdown { display: block; animation: fadeDown .25s ease; }

.nav-toggle {
  display: none;
  width: 44px; height: 40px;
  background: transparent;
  border: 1px solid rgba(24, 56, 131, .3);
  border-radius: 5px;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--main); transition: .25s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 首页轮播Banner ---------- */
.banner { position: relative; height: 100vh; min-height: 520px; overflow: hidden; background: var(--dark); }
.banner-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity .8s ease, visibility .8s;
}
.banner-slide.active { opacity: 1; visibility: visible; z-index: 2; }
.banner-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  opacity: 1;
  pointer-events: none;
}
.banner-slide::before, .banner-slide::after { z-index: 1; }
.banner-inner { z-index: 3; }
.banner-slide::before {
  content: "";
  position: absolute;
  right: -120px; top: -160px;
  width: 560px; height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, .09), transparent 65%);
}
.banner-slide::after {
  content: "";
  position: absolute;
  left: -80px; bottom: -200px;
  width: 480px; height: 480px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .10);
}
.banner-slide.s1 { background: linear-gradient(112deg, #0d1f55 0%, #183883 48%, #2a55ad 100%); }
.banner-slide.s2 { background: linear-gradient(112deg, #0f245e 0%, #1d4390 55%, #2f65c4 100%); }
.banner-slide.s3 { background: linear-gradient(112deg, #0b1c4e 0%, #17357e 50%, #25509e 100%); }
.banner-inner { position: relative; z-index: 3; }
.banner-kicker {
  display: inline-block;
  margin-bottom: 22px;
  padding: 7px 20px;
  border: 1px solid rgba(255, 255, 255, .45);
  border-radius: 30px;
  color: #ffffff;
  font-size: 14px;
  letter-spacing: 4px;
}
.banner-title {
  font-size: 46px;
  line-height: 1.35;
  color: #fff;
  letter-spacing: 4px;
  margin: 0 0 18px;
  text-shadow: 0 4px 14px rgba(0, 0, 0, .18);
}
.banner-desc {
  max-width: 640px;
  margin: 0 0 36px;
  padding: 14px 20px;
  background: rgba(11, 22, 55, .45);
  border-radius: 8px;
  backdrop-filter: blur(2px);
  color: #ffffff;
  font-size: 17px;
  line-height: 2;
}
.banner-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.banner.active .banner-inner { animation: fadeUp .9s ease both; }
.banner-dots {
  position: absolute;
  left: 0; right: 0; bottom: 28px;
  display: flex;
  justify-content: center;
  gap: 10px;
  z-index: 5;
}
.banner-dots .dot {
  width: 30px; height: 4px;
  padding: 0;
  border: 0;
  border-radius: 3px;
  background: rgba(255, 255, 255, .38);
  cursor: pointer;
  transition: all .3s ease;
}
.banner-dots .dot.active { width: 46px; background: var(--gold); }

/* 向下滚动指示 */
.scroll-hint {
  position: fixed;
  left: 52px;
  top: 34%;
  z-index: 90;
  width: 26px;
  height: 44px;
  display: flex;
  justify-content: center;
  background: transparent;
  border: 0;
  cursor: pointer;
  opacity: .85;
  transition: opacity .25s ease;
}
.scroll-hint:hover { opacity: 1; }
.scroll-hint::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 2px solid rgba(30, 34, 44, .75);
  border-radius: 14px;
}
.sh-line {
  position: relative;
  width: 2px;
  margin-top: 8px;
  height: 10px;
  background: #1e222c;
  border-radius: 2px;
  animation: scrollHint 1.8s ease infinite;
}
@keyframes scrollHint {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(18px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}
@media (max-width: 640px) {
  .scroll-hint { left: 24px; bottom: 70px; }
}

/* ---------- 通用版块 ---------- */
.section { padding: 72px 0; }
.section-alt { background: var(--bg); }

.section-head { text-align: center; margin-bottom: 46px; }
.sec-kicker {
  margin: 0 0 10px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 5px;
  text-transform: uppercase;
}
.sec-title { font-size: 32px; letter-spacing: 2px; line-height: 1.4; }
.section-head.row .sec-title { font-size: 32px; }
.section-head.row .sec-desc { margin: 14px 0 0; max-width: 780px; text-align: left; }
.sec-title::after {
  content: "";
  display: block;
  width: 48px; height: 3px;
  margin: 16px auto 0;
  background: linear-gradient(90deg, var(--gold), var(--main));
  border-radius: 2px;
}
.sec-desc { margin: 18px auto 0; max-width: 680px; color: var(--muted); font-size: 15px; }

.section-head.row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  text-align: left;
  margin-bottom: 30px;
}
.section-head.row .sec-title::after { margin: 14px 0 0; }
.sec-more {
  flex: none;
  font-size: 14px;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.sec-more::after { content: "›"; font-size: 18px; line-height: 1; color: var(--gold); }
.sec-more:hover { color: var(--main); }

/* ---------- 首页：关于我们 + 数据 ---------- */
.home-about .container { display: flex; align-items: center; gap: 54px; }
.ha-text { flex: 1; min-width: 0; }
.ha-text .section-head { text-align: left; margin-bottom: 20px; }
.home-about h1 { margin: 0; font-size: 30px; font-weight: 700; color: var(--dark); letter-spacing: 2px; line-height: 1.4; }
.home-about h1::after {
  content: "";
  display: block;
  width: 48px; height: 3px;
  margin: 14px 0 0;
  background: linear-gradient(90deg, var(--gold), var(--main));
  border-radius: 2px;
}
.ha-text p { font-size: 15px; line-height: 2.1; color: var(--muted); text-align: justify; }
.ha-btns { display: flex; gap: 16px; margin-top: 24px; flex-wrap: wrap; justify-content: center; }

.ha-right { width: 520px; flex: none; }
.ha-pic { width: 100%; display: block; border-radius: 12px; box-shadow: 0 16px 40px rgba(24, 56, 131, .16); }
.ha-text .stats-panel { margin-top: 26px; }
.stats-panel {
  border-radius: 12px;
  padding: 28px;
  position: relative;
  overflow: hidden;
}
.stats-panel::before {
  content: "";
  position: absolute;
  right: -70px; top: -70px;
  width: 220px; height: 220px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .14);
}
.ha-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; position: relative; }
.stat-item {
  text-align: center;
  padding: 20px 8px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
}
.stat-num { display: block; font-size: 34px; font-weight: 800; color: var(--main); line-height: 1.2; font-family: Arial, "Microsoft YaHei", sans-serif; }
.stat-label { display: block; margin-top: 6px; font-size: 13px; color: var(--muted); letter-spacing: 1px; }

/* ---------- 首页：检测服务 ---------- */
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.service-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 24px 26px;
  transition: all .3s ease;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--main), var(--main3));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
}
.service-card:hover { transform: translateY(-8px); box-shadow: 0 14px 30px rgba(24, 56, 131, .14); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }
.sc-icon {
  width: 66px; height: 66px;
  margin: 0 auto 18px;
  background: #eef3fc;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sc-icon img { width: 38px; height: 38px; }
.sc-title { font-size: 19px; margin-bottom: 10px; letter-spacing: 1px; text-align: center; }
.sc-desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.sc-more { display: inline-block; margin-top: 14px; font-size: 13px; color: var(--main); font-weight: 700; }
.sc-more::after { content: " →"; color: var(--gold); transition: margin .2s; }
.service-card:hover .sc-more::after { margin-left: 5px; }
.sc-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.sc-tags span { font-size: 12px; color: var(--muted); background: var(--bg); padding: 3px 10px; border-radius: 3px; }
/* 卡片整块可点击的覆盖链接（SEO友好：仅一个a承载跳转） */
.service-card { position: relative; }
.cover-link { position: absolute; inset: 0; z-index: 3; }

/* ---------- 首页：优势（深色版块） ---------- */
.adv-section {
  background: linear-gradient(138deg, #0c1c4f 0%, #183883 58%, #214a9f 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.adv-section::before {
  content: "";
  position: absolute;
  right: -140px; top: -140px;
  width: 460px; height: 460px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .04);
}
.adv-section::after {
  content: "";
  position: absolute;
  left: -100px; bottom: -160px;
  width: 380px; height: 380px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .10);
}
.adv-section .sec-title { color: #fff; }
.adv-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; position: relative; z-index: 2; }
.adv-card {
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 10px;
  padding: 36px 24px;
  text-align: center;
  transition: all .3s ease;
}
.adv-card:hover { background: rgba(255, 255, 255, .13); transform: translateY(-8px); }
.adv-icon {
  width: 68px; height: 68px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: rgba(217, 164, 65, .14);
  border: 1px solid rgba(217, 164, 65, .45);
  display: flex;
  align-items: center;
  justify-content: center;
}
.adv-icon img { width: 34px; height: 34px; }
.adv-card h3 { color: #fff; font-size: 19px; letter-spacing: 2px; margin-bottom: 12px; }
.adv-card p { margin: 0; font-size: 13.5px; line-height: 1.95; color: #c2cdf0; }

/* ---------- 首页：荣誉资质图片 ---------- */
.home-honor-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.hh-card {
  margin: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 14px 0;
  text-align: center;
  transition: all .3s ease;
}
.hh-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 26px rgba(24, 56, 131, .13);
  border-color: #e8d4a4;
}
.hh-card img { width: 100%; height: 210px; object-fit: contain; display: block; }
.hh-card figcaption { font-size: 14.5px; font-weight: 700; color: var(--dark); padding: 12px 6px 16px; letter-spacing: .5px; }

/* ---------- 仪器设备卡片（首页 + 设备页通用） ---------- */
.equip-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.equip-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 20px 24px;
  text-align: center;
  transition: all .3s ease;
  overflow: hidden;
}
.equip-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 26px rgba(24, 56, 131, .13);
  border-color: var(--gold);
}
.ec-pic { margin: 0 -20px 18px; }
.ec-pic img { width: 100%; height: 290px; object-fit: cover; display: block; }
.ec-icon {
  width: 74px; height: 74px;
  margin: 16px auto 16px;
  background: #eef3fc;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ec-icon img { width: 42px; height: 42px; }
.ec-name { font-size: 17px; letter-spacing: .5px; margin-top: 4px; line-height: 2; }
.ec-tag {
  display: inline-block;
  margin: 2px 0 2px 8px;
  padding: 2px 12px;
  background: #eef3fc;
  color: var(--main);
  font-size: 12px;
  letter-spacing: 1.5px;
  border-radius: 3px;
  font-family: Arial, sans-serif;
  vertical-align: 2px;
}
.ec-desc { margin: 0; font-size: 13px; color: var(--muted); line-height: 2.2; }

/* 设备页分类筛选 */
.filter-bar { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 34px; }
.filter-btn {
  padding: 9px 24px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: #fff;
  color: var(--muted);
  font-size: 14px;
  cursor: pointer;
  transition: all .22s ease;
}
.filter-btn:hover { color: var(--main); border-color: var(--main); }
.filter-btn.active { background: var(--main); border-color: var(--main); color: #fff; box-shadow: 0 5px 14px rgba(24, 56, 131, .3); }

/* ---------- 首页：新闻资讯（行业动态新版式） ---------- */
.news-toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.news-toolbar .section-head { text-align: left; margin-bottom: 0; }
.news-toolbar .sec-title { font-size: 30px; }
.news-toolbar .sec-title::after { margin: 14px 0 0; }
.news-toolbar-right { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; padding-bottom: 6px; }
.news-toolbar .filter-bar { margin: 0; }

/* 头条大卡片 */
.news-feature {
  display: flex;
  align-items: stretch;
  gap: 36px;
  background: linear-gradient(120deg, #122f72 0%, #183883 55%, #2049a3 100%);
  border-radius: 12px;
  padding: 34px 40px;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}
.news-feature::before {
  content: "";
  position: absolute;
  right: -90px; top: -110px;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .05);
}
.news-feature::after {
  content: "";
  position: absolute;
  right: 60px; bottom: -130px;
  width: 220px; height: 220px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .12);
}
.nf-date {
  flex: none;
  width: 132px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-right: 1px solid rgba(255, 255, 255, .22);
}
.nf-date strong {
  font-size: 54px;
  font-weight: 800;
  color: var(--gold2);
  line-height: 1.1;
  font-family: Arial, "Microsoft YaHei", sans-serif;
}
.nf-date span { margin-top: 6px; font-size: 14px; color: #c6d3f0; letter-spacing: 1px; font-family: Arial, sans-serif; }
.nf-body { position: relative; z-index: 2; min-width: 0; padding: 6px 0; }
.nf-tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 30px;
  background: rgba(217, 164, 65, .18);
  border: 1px solid rgba(217, 164, 65, .55);
  color: var(--gold2);
  font-size: 12.5px;
  letter-spacing: 1px;
}
.nf-body h3 {
  color: #fff;
  font-size: 25px;
  line-height: 1.55;
  letter-spacing: .5px;
  margin: 14px 0 12px;
}
.nf-body h3 a { color: #fff; }
.nf-body h3 a:hover { color: var(--gold2); }
.nf-body p {
  margin: 0 0 18px;
  color: #c6d3f0;
  font-size: 15px;
  line-height: 2;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-width: 880px;
}
.nf-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold2);
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 1px;
}
.nf-link::after { content: "→"; transition: transform .2s ease; }
.nf-link:hover { color: #fff; }
.nf-link:hover::after { transform: translateX(5px); }

/* 资讯卡片网格 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 24px 24px 20px;
  transition: all .3s ease;
}
.news-card:hover { transform: translateY(-6px); box-shadow: 0 14px 30px rgba(24, 56, 131, .13); border-color: #e8d4a4; }
.nc-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}
.nc-date { display: inline-flex; align-items: baseline; gap: 7px; font-family: Arial, sans-serif; }
.nc-date strong { font-size: 27px; font-weight: 800; color: var(--main); line-height: 1; }
.nc-date span { font-size: 12px; color: var(--muted); }
.nc-cat { font-size: 12px; color: var(--main); background: #e9effb; padding: 3px 11px; border-radius: 3px; letter-spacing: 1px; }
.nc-cat.c2 { color: #a8752a; background: #faf1dd; }
.news-card h3 { font-size: 17px; line-height: 1.65; margin: 0 0 10px; }
.news-card h3 a {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  color: var(--dark);
}
.news-card h3 a:hover { color: var(--main3); }
.news-card > p {
  margin: 0;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.9;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.nc-foot {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  display: flex;
  justify-content: flex-end;
}
.nc-more { font-size: 13.5px; font-weight: 700; color: var(--main); }
.nc-more::after { content: " →"; color: var(--gold); transition: margin .2s ease; }
.news-card:hover .nc-more::after { margin-left: 5px; }

/* ---------- 首页：CTA横幅 ---------- */
.cta-band {
  background: linear-gradient(112deg, #12306f 0%, #1d4390 55%, #2a5cb4 100%);
  position: relative;
  overflow: hidden;
  margin-bottom: 5px;
}
.cta-band::before {
  content: "";
  position: absolute;
  right: 6%; top: -90px;
  width: 320px; height: 320px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .14);
}
.cta-band::after {
  content: "";
  position: absolute;
  right: 12%; bottom: -120px;
  width: 260px; height: 260px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .05);
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  padding: 52px 0;
  position: relative;
  z-index: 2;
  flex-wrap: wrap;
}
.cta-text h2 { margin: 0 0 10px; }
.cta-text p { margin: 0; }
.cta-text h2 { color: #fff; font-size: 30px; letter-spacing: 2px; margin-bottom: 10px; }
.cta-text p { margin: 0; color: #c6d3f0; font-size: 15px; }
.cta-btns { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- 子页横幅与面包屑 ---------- */
.page-banner {
  background: linear-gradient(112deg, #0e2258 0%, #183883 52%, #26509e 100%);
  color: #fff;
  height: 600px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.pb-small { height: 360px; }
.pb-full {
  height: 100vh;
  min-height: 600px;
}
.pb-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  pointer-events: none;
}
.page-banner .container { position: relative; z-index: 3; }
.page-banner::before, .page-banner::after { z-index: 1; }
.page-banner::before {
  content: "";
  position: absolute;
  right: -100px; top: -140px;
  width: 420px; height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, .08), transparent 65%);
}
.page-banner::after {
  content: "";
  position: absolute;
  left: 4%; bottom: -170px;
  width: 300px; height: 300px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .12);
}
.pb-kicker { margin: 0 0 12px; color: var(--gold2); font-size: 13px; letter-spacing: 5px; }
.pb-title { font-size: 36px; color: #fff; letter-spacing: 4px; line-height: 1.4; }
.pb-desc {
  margin: 14px 0 0;
  padding: 14px 20px;
  background: rgba(11, 22, 55, .45);
  border-radius: 8px;
  backdrop-filter: blur(2px);
  color: #c6d3f0;
  font-size: 15px;
  max-width: 720px;
  position: relative;
  display: inline-block;
}

.breadcrumb { background: #fff; border-bottom: 1px solid var(--line); }
.crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 0;
  font-size: 13.5px;
  color: var(--muted);
  margin: 0;
}
.crumb li { display: flex; align-items: center; gap: 10px; }
.crumb li + li::before { content: "/"; color: #c2cbdd; }
.crumb a:hover { color: var(--main); }
.crumb .current { color: var(--main); font-weight: 700; }

/* ---------- 列表/内容页布局 ---------- */
.layout { display: flex; gap: 32px; padding: 44px 0 70px; align-items: flex-start; }
.main-col { flex: 1; min-width: 0; }
.sidebar { width: 302px; flex: none; position: sticky; top: 20px; }

.widget {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px 18px;
  margin-bottom: 24px;
}
.widget-title {
  font-size: 18px;
  letter-spacing: 1px;
  padding-left: 12px;
  border-left: 4px solid var(--main);
  margin-bottom: 16px;
  line-height: 1.4;
}
.widget-list li { border-bottom: 1px dashed var(--line); }
.widget-list li:last-child { border-bottom: 0; }
.widget-list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 2px;
  font-size: 14px;
  color: var(--text);
}
.widget-list a::before { content: "›"; color: var(--gold); font-weight: 700; }
.widget-list a:hover { color: var(--main); }

.hot-list li { display: flex; gap: 10px; align-items: flex-start; padding: 11px 0; border-bottom: 1px dashed var(--line); }
.hot-list li:last-child { border-bottom: 0; }
.hot-list .rank {
  flex: none;
  width: 21px; height: 21px;
  margin-top: 3px;
  background: var(--bg);
  color: var(--main);
  border-radius: 4px;
  text-align: center;
  line-height: 21px;
  font-size: 12px;
  font-weight: 700;
  font-family: Arial, sans-serif;
}
.hot-list li:nth-child(-n+3) .rank { background: var(--main); color: #fff; }
.hot-list a { font-size: 14px; line-height: 1.7; color: var(--text); }
.hot-list a:hover { color: var(--main); }

.widget-contact {
  background: linear-gradient(160deg, #17367e, #26509e);
  border: 0;
  color: #fff;
}
.widget-contact .widget-title { color: #fff; border-left-color: var(--gold); }
.wc-hotline { text-align: center; padding: 6px 0 14px; border-bottom: 1px dashed rgba(255, 255, 255, .25); margin-bottom: 14px; }
.wc-consult-btn { display: block; width: 100%; text-align: center; margin: 22px 0 6px; padding: 13px 0; }
.wc-hotline span { display: block; font-size: 13px; color: #c6d3f0; margin-bottom: 4px; }
.wc-hotline strong { display: block; font-size: 24px; letter-spacing: 1px; color: var(--gold2); font-family: Arial, "Microsoft YaHei", sans-serif; }
.wc-item { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 12px; font-size: 13.5px; color: #d7e1f7; line-height: 1.8; }
.wc-item img { width: 17px; height: 17px; margin-top: 5px; flex: none; }
.wc-item strong { color: #fff; }

/* ---------- 新闻列表 ---------- */
.list-head-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  margin-bottom: 6px;
}
.list-head-bar h2 { font-size: 22px; letter-spacing: 1px; }
.list-count { font-size: 13px; color: var(--muted); }

.art-item {
  display: flex;
  gap: 22px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.art-item:first-of-type { padding-top: 12px; }
.art-date {
  flex: none;
  width: 88px; height: 88px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: all .28s ease;
}
.art-date strong { font-size: 30px; line-height: 1.15; color: var(--main); font-family: Arial, sans-serif; }
.art-date span { font-size: 12px; color: var(--muted); font-family: Arial, sans-serif; }
.art-item:hover .art-date { background: var(--main); border-color: var(--main); }
.art-item:hover .art-date strong { color: #fff; }
.art-item:hover .art-date span { color: #c6d3f0; }
.art-icon {
  flex: none;
  width: 88px; height: 88px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .28s ease;
}
.art-icon img { width: 44px; height: 44px; }
.art-item:hover .art-icon { background: #eaf1fd; border-color: var(--main); }
.art-body { flex: 1; min-width: 0; }
.art-title { font-size: 19px; line-height: 1.6; margin-bottom: 8px; }
.art-title a:hover { color: var(--main3); }
.art-meta { display: flex; flex-wrap: wrap; gap: 16px; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.tag {
  display: inline-block;
  padding: 2px 11px;
  border-radius: 3px;
  font-size: 12px;
  background: #e9effb;
  color: var(--main);
}
.tag-c2 { background: #faf1dd; color: #a8752a; }
.tag-c3 { background: #e8f3ec; color: #2e7d4f; }
.art-desc {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.95;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 38px; flex-wrap: wrap; }
.pagination a, .pagination span {
  min-width: 38px;
  height: 38px;
  line-height: 36px;
  padding: 0 13px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  font-size: 14px;
  color: var(--text);
  transition: all .2s ease;
}

.pagination b {
  min-width: 38px;
  height: 38px;
  line-height: 36px;
  padding: 0 13px;
  text-align: center;
  border-radius: 4px;
  background: #fff;
  font-size: 14px;
  color: var(--text);
  transition: all .2s ease;
}

.pagination a:hover { border-color: var(--main); color: var(--main); }
.pagination a.disabled { color: #c3cbd9; cursor: not-allowed; background: #f7f9fd; }
.pagination a.disabled:hover { border-color: var(--line); color: #c3cbd9; }
.pagination .current { background: var(--main); border-color: var(--main); color: #fff; font-weight: 700; }
.pagination .ellipsis { border: 0; background: transparent; }

/* ---------- 文章内容页 ---------- */
.article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 40px 40px;
}
.article-header { text-align: center; border-bottom: 1px solid var(--line); padding-bottom: 22px; margin-bottom: 28px; }
.article-title { font-size: 27px; line-height: 1.55; letter-spacing: .5px; }
.article-meta {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 16px;
  font-size: 13px;
  color: var(--muted);
}
.article-content { font-size: 16px; color: #3a4150; }
.article-content p { line-height: 2.1; text-align: justify; margin: 0 0 1.1em; }
.article-content h2 {
  font-size: 21px;
  margin: 1.9em 0 .9em;
  padding-left: 13px;
  border-left: 5px solid var(--main);
  line-height: 1.45;
  letter-spacing: 1px;
}
.article-content h2:first-child { margin-top: 0; }
.article-content h3 { font-size: 18px; margin: 1.6em 0 .7em; color: var(--main); }
.article-content ul { padding-left: 1.4em; margin: 0 0 1.1em; }
.article-content ul li { list-style: disc; line-height: 2; padding-left: 4px; }
.article-content ol { padding-left: 1.6em; margin: 0 0 1.1em; }
.article-content ol li { list-style: decimal; line-height: 2; }
.article-content blockquote {
  margin: 1.3em 0;
  padding: 15px 22px;
  background: var(--bg);
  border-left: 4px solid var(--gold);
  border-radius: 0 6px 6px 0;
  color: #57617a;
  line-height: 2;
}
.article-content img { border-radius: 6px; }
.article-content strong { color: var(--main); }

.article-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; padding-top: 20px; border-top: 1px solid var(--line); }
.article-tags dt { font-weight: 700; color: var(--muted); font-size: 13px; }
.article-tags a {
  font-size: 12px;
  color: var(--muted);
  background: var(--bg);
  padding: 4px 13px;
  border-radius: 3px;
  transition: all .2s;
}
.article-tags a:hover { background: var(--main); color: #fff; }

.prev-next { display: flex; gap: 16px; margin-top: 26px; }
.prev-next a {
  flex: 1;
  min-width: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 13px 18px;
  font-size: 14px;
  transition: all .22s ease;
}
.prev-next a span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 3px; }
.prev-next a:hover { border-color: var(--main); color: var(--main); box-shadow: var(--shadow); }
.prev-next .next { text-align: right; }

.related { margin-top: 42px; }
.related-title { font-size: 19px; padding-left: 12px; border-left: 4px solid var(--main); margin-bottom: 14px; }
.rel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 18px; }
.rel-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 24px 20px 20px;
  transition: all .3s ease;
}
.rel-card:hover { transform: translateY(-5px); box-shadow: 0 12px 26px rgba(24, 56, 131, .12); border-color: #e8d4a4; }
.rel-ico {
  width: 56px; height: 56px;
  margin: 0 auto 14px;
  background: #eef3fc;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.rel-card h3 { font-size: 16px; text-align: center; margin: 0 0 8px; letter-spacing: 1px; }
.rel-card h3 a:hover { color: var(--main3); }
.rel-card p { margin: 0; font-size: 13px; color: var(--muted); line-height: 1.95; text-align: center; }
@media (max-width: 992px) { .rel-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .rel-grid { grid-template-columns: 1fr; } }
.related-list li { border-bottom: 1px dashed var(--line); }
.related-list li:last-child { border-bottom: 0; }
.related-list a {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 2px;
  font-size: 14.5px;
}
.related-list a:hover { color: var(--main); }
.related-list time { flex: none; font-size: 12.5px; color: #a2abc0; font-family: Arial, sans-serif; }

/* ---------- 表格 / 流程 / FAQ ---------- */
.table-wrap { overflow-x: auto; margin: 1.3em 0; }
.data-table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 560px; }
.data-table th { background: var(--main); color: #fff; padding: 12px 16px; text-align: left; font-weight: 700; white-space: nowrap; }
.data-table td { border: 1px solid var(--line); padding: 11px 16px; color: #414a5c; }
.data-table tbody tr:nth-child(even) td { background: #f7f9fd; }
.data-table tbody tr:hover td { background: #eef3fc; }

.about-block .flow { margin: 42px 0 10px; }
.flow { display: flex; flex-wrap: wrap; margin: 1.6em 0; }
.flow-item { flex: 1 1 140px; text-align: center; padding: 12px 8px; position: relative; }
.flow-item:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 38px;
  right: -7px;
  border-left: 12px solid #c9d6ee;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
}
.flow-num {
  width: 58px; height: 58px;
  margin: 0 auto 13px;
  border-radius: 50%;
  border: 2px solid var(--main);
  background: var(--bg);
  color: var(--main);
  font-size: 21px;
  font-weight: 800;
  line-height: 54px;
  font-family: Arial, sans-serif;
  transition: all .25s ease;
}
.flow-item:hover .flow-num { background: var(--main); color: #fff; box-shadow: 0 8px 18px rgba(24, 56, 131, .3); }
.flow-item strong { display: block; font-size: 15px; letter-spacing: 1px; }
.flow-item span { display: block; font-size: 12px; color: var(--muted); margin-top: 3px; }

.faq { margin: 1.4em 0; }
.faq-item { border: 1px solid var(--line); border-radius: 6px; margin-bottom: 12px; overflow: hidden; background: #fff; }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 15px 22px;
  font-weight: 700;
  font-size: 15px;
  color: var(--dark);
  background: #fafbfe;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  transition: background .2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { background: #f0f4fb; }
.faq-item summary::after { content: "+"; font-size: 22px; color: var(--gold); font-weight: 400; line-height: 1; transition: transform .25s ease; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item[open] summary { color: var(--main); }
.faq-a { padding: 15px 22px; font-size: 14px; color: var(--muted); line-height: 2; border-top: 1px solid var(--line); }

/* ---------- 关于我们页 ---------- */
.about-block { padding: 46px 0; }
.about-block + .about-block { border-top: 1px solid var(--line); }
.about-block h2 {
  font-size: 24px;
  letter-spacing: 2px;
  margin-bottom: 24px;
  padding-left: 13px;
  border-left: 5px solid var(--main);
}
.about-block h2 small { display: block; font-size: 12px; color: var(--gold); letter-spacing: 4px; margin-top: 4px; font-weight: 400; }
.about-block p { font-size: 15.5px; line-height: 2.15; color: #4a5264; text-align: justify; }

/* 简介图文布局 */
.about-intro { display: flex; gap: 50px; align-items: center; }
.ai-text { flex: 1; min-width: 0; }
.ai-text .about-points { margin: 22px 0 0; }
.ai-pic { width: 480px; flex: none; }
.ai-pic img { width: 100%; height: 460px; object-fit: cover; display: block; border-radius: 12px; box-shadow: 0 16px 40px rgba(24, 56, 131, .16); }
.ai-pic .about-points { grid-template-columns: 1fr; margin: 22px 0 0; }

/* 发展历程：年份里程碑卡片 */
.milestone-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.ms-card {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--main);
  border-radius: 0 0 10px 10px;
  padding: 26px 20px 24px;
  transition: all .3s ease;
}
.ms-card:hover { transform: translateY(-6px); box-shadow: 0 14px 30px rgba(24, 56, 131, .13); border-top-color: var(--gold); }
.ms-year {
  margin: 0 0 6px;
  font-size: 30px;
  font-weight: 800;
  color: var(--main);
  line-height: 1.2;
  font-family: Arial, "Microsoft YaHei", sans-serif;
}
.ms-year::after { content: ""; display: block; width: 28px; height: 2px; background: var(--gold); margin-top: 10px; }
.ms-card h3 { font-size: 16.5px; letter-spacing: 1px; margin: 12px 0 10px; }
.ms-card > p:last-child { margin: 0; font-size: 13.5px; color: var(--muted); line-height: 2; text-align: justify; }

.about-points { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 30px; margin: 22px 0; }

/* 我们的团队：左照片右文案 */
.team-section {
  background: linear-gradient(138deg, #0c1c4f 0%, #183883 58%, #214a9f 100%);
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}
.team-section::before {
  content: "";
  position: absolute;
  right: -140px; top: -140px;
  width: 460px; height: 460px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .04);
}
.team-section::after {
  content: "";
  position: absolute;
  left: -100px; bottom: -160px;
  width: 380px; height: 380px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .10);
}
.team-wrap { display: flex; gap: 56px; align-items: center; position: relative; z-index: 2; }
.team-pic { width: 540px; flex: none; }
.team-pic img { width: 100%; display: block; border-radius: 12px; box-shadow: 0 20px 50px rgba(0, 0, 0, .35); }
.team-text { flex: 1; min-width: 0; }
.team-h2 {
  font-size: 28px;
  letter-spacing: 2px;
  color: #fff;
  margin: 0 0 36px;
  text-align: center;
}
.team-h2::after {
  content: "";
  display: block;
  width: 48px; height: 3px;
  margin: 16px auto 0;
  background: linear-gradient(90deg, var(--gold), var(--main3));
  border-radius: 2px;
}
.team-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.team-li {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 18px 20px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 10px;
  transition: all .3s ease;
}
.team-li:hover {
  background: rgba(255, 255, 255, .12);
  border-color: rgba(217, 164, 65, .55);
  transform: translateX(6px);
}
.tl-num {
  flex: none;
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(217, 164, 65, .16);
  border: 1px solid rgba(217, 164, 65, .5);
  color: var(--gold2);
  font-size: 17px;
  font-weight: 800;
  font-family: Arial, sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
}
.team-li h3 {
  color: #fff;
  font-size: 17px;
  letter-spacing: 1.5px;
  margin: 0 0 6px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.team-li h3::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(255, 255, 255, .25), transparent);
}
.team-li p { margin: 0; font-size: 13.5px; line-height: 2; color: #c2cdf0; }

/* 我们的优势：居中标题+四列卡片 */
.about-block .adv3-title {
  padding-left: 0;
  border-left: 0;
  font-size: 28px;
  text-align: center;
  margin: 0 0 18px;
}
.adv3-title::after {
  content: "";
  display: block;
  width: 48px; height: 3px;
  margin: 16px auto 0;
  background: linear-gradient(90deg, var(--gold), var(--main3));
  border-radius: 2px;
}
.adv3-head { text-align: center; margin: 0 auto 34px; }
.adv3-badge {
  display: inline-block;
  padding: 6px 20px;
  border: 1px solid rgba(217, 164, 65, .55);
  background: #faf3e3;
  color: #a8752a;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
}
.adv3-head p { margin: 14px 0 0; text-align: center; }
.adv3-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.adv3-card {
  background: var(--bg);
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 30px 22px 26px;
  transition: all .3s ease;
}
.adv3-card:hover {
  background: #fff;
  border-color: #e8d4a4;
  box-shadow: 0 12px 26px rgba(24, 56, 131, .12);
  transform: translateY(-6px);
}
.adv3-ico {
  width: 56px; height: 56px;
  margin: 0 auto;
  background: #fff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .3s ease;
}
.adv3-card:hover .adv3-ico { background: #eef3fc; }
.adv3-card h3 { font-size: 17px; letter-spacing: 1px; margin: 16px 0 8px; color: var(--dark); text-align: center; }
.adv3-card p { margin: 0; font-size: 13.5px; color: var(--muted); line-height: 2; text-align: left; }
.eq-rel .adv3-card p { text-align: center; }
.eq-rel .adv3-title {
  padding: 0;
  border: 0;
  font-size: 28px;
  letter-spacing: 2px;
  color: var(--dark);
  text-align: center;
  margin: 0 0 18px;
}
.eq-rel .adv3-title::after {
  content: "";
  display: block;
  width: 48px; height: 3px;
  margin: 16px auto 0;
  background: linear-gradient(90deg, var(--gold), var(--main3));
  border-radius: 2px;
}

.about-points li { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; color: #414a5c; line-height: 1.9; }
.about-points li::before { content: "✓"; flex: none; width: 21px; height: 21px; margin-top: 5px; background: #eaf0fb; color: var(--main); border-radius: 50%; text-align: center; line-height: 21px; font-size: 12px; font-weight: 700; }

.contact-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.contact-card {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 4px solid var(--main);
  border-radius: 0 0 10px 10px;
  padding: 30px 32px;
  transition: all .3s ease;
}
.contact-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.contact-card h3 { font-size: 20px; letter-spacing: 2px; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.contact-card h3::before { content: ""; width: 5px; height: 20px; background: var(--gold); border-radius: 2px; }
.contact-card .cc-item { display: flex; gap: 12px; align-items: flex-start; padding: 9px 0; font-size: 14.5px; color: #4a5264; line-height: 1.9; }
.contact-card .cc-item img { width: 19px; height: 19px; margin-top: 6px; flex: none; }
.contact-card .cc-item strong { color: var(--main); font-size: 19px; font-family: Arial, "Microsoft YaHei", sans-serif; }

/* ---------- 荣誉资质页（新版） ---------- */
.honor-intro {
  background: var(--bg);
  border-left: 4px solid var(--gold);
  border-radius: 0 10px 10px 0;
  padding: 26px 32px;
  margin-bottom: 46px;
}
.honor-intro p { margin: 0 0 12px; font-size: 15px; line-height: 2.15; color: #4a5264; text-align: justify; }
.honor-intro p:last-child { margin-bottom: 0; }
.honor-major-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.hm-card {
  margin: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 18px 0;
  text-align: center;
  transition: all .3s ease;
}
.hm-card:hover { transform: translateY(-8px); box-shadow: 0 18px 40px rgba(24, 56, 131, .15); border-color: #e8d4a4; }
.hm-card img { width: 100%; height: 340px; object-fit: contain; display: block; cursor: zoom-in; }
.hm-card figcaption { padding: 16px 10px 20px; }
.hm-card figcaption strong { display: block; font-size: 16.5px; color: var(--dark); letter-spacing: 1px; }
.hm-card figcaption span { display: block; margin-top: 8px; font-size: 13px; color: var(--muted); line-height: 1.9; }

.honor-wall { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.hw-item {
  margin: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  transition: all .3s ease;
}
.hw-item:hover { transform: translateY(-5px); box-shadow: 0 12px 26px rgba(24, 56, 131, .13); border-color: #e8d4a4; }
.hw-item img { width: 100%; height: 160px; object-fit: contain; display: block; cursor: zoom-in; background: #fafbfe; }

/* ---------- 荣誉资质页 ---------- */
.honor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.honor-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 38px 28px 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all .3s ease;
}
.honor-card::before,
.honor-card::after {
  content: "";
  position: absolute;
  width: 120px; height: 120px;
  border-radius: 50%;
  border: 1px solid #eef2fa;
}
.honor-card::before { left: -50px; top: -50px; }
.honor-card::after { right: -50px; bottom: -50px; }
.honor-card:hover { transform: translateY(-7px); box-shadow: 0 16px 32px rgba(24, 56, 131, .13); border-color: #e8d4a4; }
.hc-icon {
  width: 84px; height: 84px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fdf6e7, #f7ecd4);
  border: 1px solid #ecd9ac;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
}
.hc-icon img { width: 44px; height: 44px; }
.hc-name { font-size: 18px; letter-spacing: 1px; position: relative; z-index: 2; }
.hc-desc { margin: 10px 0 0; font-size: 13.5px; color: var(--muted); line-height: 1.95; position: relative; z-index: 2; }
.honor-quote {
  margin-top: 50px;
  background: linear-gradient(140deg, #10307a, #214a9f);
  border-radius: 12px;
  color: #fff;
  text-align: center;
  padding: 44px 40px;
  position: relative;
  overflow: hidden;
}
.honor-quote::before {
  content: "";
  position: absolute;
  left: -80px; top: -80px;
  width: 240px; height: 240px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .15);
}
.honor-quote p { margin: 0; font-size: 19px; letter-spacing: 2px; line-height: 2; position: relative; }
.honor-quote cite { display: block; margin-top: 14px; font-style: normal; font-size: 14px; color: var(--gold2); letter-spacing: 3px; }

/* ---------- 图片点击放大灯箱 ---------- */
.hh-card img, .ec-pic img { cursor: zoom-in; }
.img-lightbox {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(8, 15, 40, .88);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px 110px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s ease, visibility .25s;
  cursor: zoom-out;
}
.img-lightbox.show { opacity: 1; visibility: visible; }
.img-lightbox > img {
  max-width: 100%;
  max-height: 86vh;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
  cursor: default;
}
.lb-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 50%;
  background: rgba(255, 255, 255, .1);
  color: #fff;
  font-size: 30px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s ease, border-color .2s ease;
}
.lb-btn:hover { background: var(--gold); border-color: var(--gold); }
.lb-prev { left: 34px; }
.lb-next { right: 34px; }
.lb-count {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  padding: 5px 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, .12);
  color: #d7e1f7;
  font-size: 13.5px;
  letter-spacing: 2px;
  font-family: Arial, sans-serif;
}
@media (max-width: 640px) {
  .img-lightbox { padding: 20px 60px; }
  .lb-prev { left: 8px; }
  .lb-next { right: 8px; }
  .lb-btn { width: 40px; height: 40px; font-size: 24px; }
}

/* ---------- 页脚 ---------- */
.footer { background: var(--dark2); color: #aab7d6; font-size: 14px; }
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
  gap: 40px;
  padding: 58px 15px 44px;
}
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.footer-logo img { filter: brightness(0) invert(1); }
.footer-logo strong { display: block; color: #fff; font-size: 20px; letter-spacing: 2px; }
.footer-logo span { display: block; font-size: 12px; letter-spacing: 5px; color: #8394bd; }
.footer-desc { line-height: 2; color: #93a2c6; text-align: justify; }
.footer-badges { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 0; }
.footer-badges span {
  font-size: 12px;
  color: var(--gold2);
  border: 1px solid rgba(217, 164, 65, .45);
  padding: 3px 12px;
  border-radius: 30px;
}
.footer-title {
  color: #fff;
  font-size: 17px;
  letter-spacing: 2px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  position: relative;
}
.footer-title::after { content: ""; position: absolute; left: 0; bottom: 0; width: 30px; height: 2px; background: var(--gold); }
.footer-links li { margin-bottom: 4px; }
.footer-links a { display: inline-block; padding: 5px 0; color: #93a2c6; }
.footer-links a::before { content: "›"; color: var(--gold); margin-right: 9px; }
.footer-links a:hover { color: #fff; }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; padding: 6px 0; line-height: 1.85; color: #93a2c6; }
.footer-contact img { width: 16px; height: 16px; margin-top: 6px; flex: none; }
.footer-contact strong { color: var(--gold2); font-size: 17px; font-family: Arial, "Microsoft YaHei", sans-serif; letter-spacing: 1px; }

.footer-friend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 18px;
  padding: 16px 15px;
  border-top: 1px solid rgba(255, 255, 255, .09);
  font-size: 13px;
}
.footer-friend > span { color: #fff; }
.footer-friend a { color: #7f90ba; }
.footer-friend a:hover { color: var(--gold2); }
.footer-seo {
  padding: 0 15px 16px;
  font-size: 12.5px;
  color: #6c7da9;
  line-height: 2;
}
.footer-bottom { background: #0a1740; padding: 18px 0; font-size: 13px; color: #7486b3; }
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom p { margin: 0; }
.footer-bottom a { color: #7486b3; }
.footer-bottom a:hover { color: var(--gold2); }

/* ---------- 动画 ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(34px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- 响应式 ---------- */
.btn-after-grid { display: none; }
@media (max-width: 1100px) {
  .home-about .container { gap: 34px; }
  .ha-right { width: 380px; }
  .banner-title { font-size: 40px; }
}

@media (max-width: 992px) {
  .banner-video { display: none; }
  .pb-video { display: none; }
  .banner-slide { position: relative; inset: auto; }
  .banner-slide:not(.active) { display: none; }
  .banner-slide.s1, .banner-slide.s2, .banner-slide.s3 { background: none; }
  .banner-slide.s1::before, .banner-slide.s1::after,
  .banner-slide.s2::before, .banner-slide.s2::after,
  .banner-slide.s3::before, .banner-slide.s3::after { display: none; }
  .nav-toggle { display: flex; }
  .nav {
    display: none;
    position: absolute;
    left: 0; right: 0;
    top: 100%;
    background: #fff;
    box-shadow: 0 14px 26px rgba(24, 56, 131, .18);
    max-height: 70vh;
    overflow-y: auto;
  }
  .nav.open { display: block; }
  .nav-list { display: block; }
  .nav-list > li { display: block; }
  .nav-list > li > a { display: block; padding: 13px 24px; font-size: 15px; letter-spacing: 1px; border-bottom: 1px solid var(--line); }
  .nav-list > li > a::after { display: none; }
  .nav-list > li > a.active { background: var(--bg); }
  .dropdown { display: block; position: static; min-width: 0; background: #f7f9fd; border-top: 0; box-shadow: none; }
  .dropdown li a { color: var(--muted); border-bottom: 0; padding-left: 44px; }
  .dropdown li a:hover { background: #eef3fc; color: var(--main); padding-left: 50px; }

  .banner { height: auto; min-height: 0; padding: 56px 0 64px; }
  .banner-title { font-size: 30px; letter-spacing: 2px; }
  .banner-desc { font-size: 14px; line-height: 1.9; }
  .banner-inner { padding: 0 10px; }
  .banner-btns .btn { padding: 11px 24px; font-size: 14px; }
  /* 子页横幅：平板收窄 */
  .page-banner { height: auto; min-height: 0; padding: 48px 0 54px; }
  .pb-full { height: auto; min-height: 0; }
  .pb-title { font-size: 26px; letter-spacing: 1px; }
  .pb-desc { font-size: 14px; line-height: 1.9; padding: 0; background: none; backdrop-filter: none; }
  .scroll-hint { display: none; }

  .home-about .container { flex-direction: column; }
  .ha-right { width: 100%; }
  .ha-stats { grid-template-columns: repeat(2, 1fr); }

  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .equip-grid { grid-template-columns: repeat(2, 1fr); }
  .home-honor-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .news-feature { flex-direction: column; gap: 18px; padding: 26px 26px 28px; }
  .nf-date { width: auto; flex-direction: row; gap: 10px; border-right: 0; border-bottom: 1px solid rgba(255, 255, 255, .22); padding-bottom: 14px; justify-content: flex-start; align-items: baseline; }
  .nf-date strong { font-size: 38px; }
  .nf-body h3 { font-size: 21px; }
  .honor-grid { grid-template-columns: repeat(2, 1fr); }
  .honor-major-grid { grid-template-columns: repeat(2, 1fr); }
  .hm-card img { height: 280px; }
  .honor-wall { grid-template-columns: repeat(3, 1fr); }
  .team-wrap { flex-direction: column; gap: 30px; }
  .team-list { grid-template-columns: 1fr; }
  .adv3-grid { grid-template-columns: 1fr; }
  .team-pic { width: 100%; }

  .adv3-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-cards { grid-template-columns: 1fr; }
  .about-points { grid-template-columns: 1fr; }
  .about-intro { flex-direction: column; gap: 30px; }
  .ai-pic { width: 100%; }
  .ai-pic img { height: auto; }
  .milestone-grid { grid-template-columns: repeat(2, 1fr); }


  .layout { flex-direction: column; }
  .sidebar { width: 100%; position: static; display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; }
  .footer-top { grid-template-columns: 1fr 1fr 1fr; }
  .footer-about { grid-column: 1 / -1; }

  .pb-title { font-size: 30px; }
  .cta-text h2 { font-size: 25px; }
}

@media (max-width: 640px) {
  .section { padding: 50px 0; }
  .container { padding: 0 18px; }
  .list-head-bar { padding: 0 2px; }
  .art-item { padding: 22px 4px; }
  .article { padding: 22px 14px 28px; }
  .sec-title, .section-head.row .sec-title { font-size: 25px; }
  .section-head.row { flex-direction: column; align-items: stretch; gap: 16px; }
  .section-head.row > .btn { margin: 10px auto 0; width: 84%; }
  .section-head.row > .btn.only-pc { display: none; }
  .btn-after-grid { display: block; margin: 30px auto 0; width: 84%; }
  .banner { height: auto; min-height: 0; padding: 44px 0 52px; }
  .pb-full { height: auto; min-height: 0; }
  .pb-small { height: auto; min-height: 0; }
  .banner-title { font-size: 22px; letter-spacing: 1px; }
  .banner-desc { font-size: 13px; padding: 0; background: none; backdrop-filter: none; }
  .page-banner { height: auto; padding: 36px 0 44px; }
  .pb-title { font-size: 20px; letter-spacing: 1px; }
  .pb-desc { font-size: 12.5px; line-height: 1.8; padding: 0; background: none; backdrop-filter: none; }
  .banner-btns { gap: 10px; }
  .banner-btns .btn { width: 100%; text-align: center; }
  .banner-dots { bottom: 16px; }
  .banner-kicker { font-size: 12px; letter-spacing: 2px; padding: 6px 14px; }
  .service-grid, .adv-grid, .equip-grid, .honor-grid { grid-template-columns: 1fr; }
  .honor-major-grid { grid-template-columns: 1fr; }
  .honor-wall { grid-template-columns: repeat(2, 1fr); }
  .milestone-grid { grid-template-columns: 1fr; }

  .news-grid { grid-template-columns: 1fr; }
  .news-toolbar-right { width: 100%; }
  .nf-body h3 { font-size: 19px; }
  .sidebar { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 26px 16px; }
  .footer { margin-top: 22px; }
  .footer-logo { margin-top: 0; }
  .footer-top .footer-about { grid-column: 1 / -1; padding-top: 6px; }
  .footer-top .footer-contact { grid-column: 1 / -1; }
  .article { padding: 22px 18px 28px; }
  .article-title { font-size: 21px; }
  .art-item { flex-direction: column; gap: 14px; }
  .art-date { flex-direction: row; width: 100%; height: auto; padding: 8px 14px; justify-content: flex-start; gap: 10px; }
  .art-date strong { font-size: 22px; }
  .prev-next { flex-direction: column; }
  .prev-next .next { text-align: left; }
  .float-bar { right: 8px; }
  .float-item { width: 44px; font-size: 11px; }
  .footer-bottom-inner { justify-content: center; text-align: center; }
  .cta-inner { justify-content: center; text-align: center; padding: 0 8px; }
  .cta-band .cta-inner { padding-top: 30px; padding-bottom: 30px; }
  .cta-text { width: 100%; padding: 4px 0 2px; }
  .cta-text h2 { margin: 0 0 14px; }
  .cta-text h2 { font-size: 16px; letter-spacing: .5px; white-space: nowrap; }
  .cta-text p { font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .cta-btns { width: 100%; }
  .cta-btns .btn { width: 100%; text-align: center; }
}