/* 站点壳 — 对齐 beitc 白底顶栏 + 深蓝按钮 */
.v-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  background: #fff; box-shadow: 0 2px 20px rgba(0,44,91,.08);
  padding: 0; height: 91px; display: flex; align-items: center;
}
.v-header-bar {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  column-gap: 24px;
  padding: 0 clamp(20px, 3.2vw, 48px);
}
.v-header .brand { display: flex; align-items: center; gap: 10px; text-decoration: none; justify-self: start; }
.v-header .brand img { height: 48px; }
.v-header .brand .name {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif !important;
  font-weight: 800; font-size: 18px;
  color: #3A7BD5; line-height: 1.1;
}
.v-header .brand .name small {
  display: block; font-size: 10px; letter-spacing: 2px; color: #5B8FD9; font-weight: 700;
}
.v-nav {
  display: flex; align-items: center; justify-content: center;
  gap: 2px; margin: 0; padding: 0; justify-self: center;
}
.v-nav > li { position: relative; list-style: none; }
.v-nav > li > a {
  color: #2A2F3A; text-decoration: none; font-weight: 700; font-size: 20px;
  padding: 12px 20px; display: inline-flex; align-items: center; gap: 6px;
  transition: color .2s; position: relative;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif !important;
}
.v-nav > li > a:hover { color: #111B72; }
.v-nav .submenu {
  position: absolute; left: 0; top: 100%; min-width: 190px; padding: 10px 0;
  background: #fff; border-radius: 12px; box-shadow: 0 16px 40px rgba(0,0,0,.12);
  opacity: 0; visibility: hidden; transform: translateY(8px); transition: all .2s ease; z-index: 20;
}
.v-nav > li:hover .submenu { opacity: 1; visibility: visible; transform: translateY(0); }
.v-nav .submenu a {
  display: block; padding: 12px 18px; color: #000; text-decoration: none; font-size: 17px; font-weight: 600;
}
.v-nav .submenu a:hover { background: #F4F7FB; color: #111B72; }
.v-nav > li > a.active,
.v-nav > li.is-active > a {
  color: #111B72 !important;
  font-weight: 800;
}
.v-nav > li > a.active::after,
.v-nav > li.is-active > a::after {
  content: "";
  position: absolute; left: 20px; right: 20px; bottom: 4px;
  height: 3px; border-radius: 2px; background: #111B72;
}
.v-nav .submenu a.active {
  color: #111B72; background: #F4F7FB; font-weight: 700;
}
.v-mobile-nav .nav-link {
  color: #000 !important; font-weight: 700; font-size: 18px;
}
.v-mobile-nav .nav-link.active {
  color: #111B72 !important; font-weight: 800;
  border-left: 3px solid #111B72; padding-left: 12px !important;
}
.v-header .phone { color: #000; font-weight: 700; text-decoration: none; font-size: 16px; }
.v-header-actions { justify-self: end; }
.v-header .contact-pill {
  display: inline-flex; align-items: center; background: #3A7BD5; color: #fff !important;
  padding: 12px 24px; border-radius: 50px; font-weight: 800; font-size: 15px; text-decoration: none;
  transition: .25s; box-shadow: 0 6px 16px rgba(58, 123, 213, .35);
}
.v-header .contact-pill:hover { background: #2F68C4; color: #fff !important; }
.v-burger { background: none; border: 0; color: #000; font-size: 28px; justify-self: end; }
@media (max-width: 991.98px) {
  .v-header-bar { grid-template-columns: 1fr auto; }
}

.v-page-banner {
  position: relative; padding: 150px 0 70px;
  background: linear-gradient(120deg, rgba(10,33,85,.92), rgba(17,27,114,.85)), url('../images/banner2.jpg') center/cover;
  color: #fff; text-align: center;
}
.v-page-banner h1 {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif !important;
  font-size: clamp(28px, 4vw, 44px); font-weight: 800; margin-bottom: 12px; color: #fff !important;
}
.v-page-banner .crumb { color: rgba(255,255,255,.75); font-size: 14px; }
.v-page-banner .crumb a { color: #9db0ff; text-decoration: none; }
.v-page-banner .crumb span { color: #fff; font-weight: 600; }

/* 首页：轮播顶到浏览器顶，白底导航叠在图上，中间无白缝 */
body[data-active="index"] main#top { padding-top: 0 !important; margin-top: 0 !important; }
body[data-active="index"] .v-hero { margin-top: 0 !important; padding-top: 0 !important; }
body:not([data-active="index"]) .v-page-banner { margin-top: 0; }
body:not([data-active="index"]) main { padding-top: 91px; }