* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  color: #333;
  background: #fff;
  line-height: 1.6;
}
a { color: #0b6fa4; text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 860px; }

.topbar {
  background: #0b5f8c;
  color: #fff;
  border-bottom: 3px solid #094a6d;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.logo { color: #fff; display: flex; flex-direction: column; }
.logo strong { font-size: 20px; }
.logo span { font-size: 12px; opacity: 0.9; }
.nav { display: flex; flex-wrap: wrap; gap: 8px 14px; }
.nav a { color: #e8f4fb; padding: 6px 8px; border-radius: 4px; }
.nav a.active, .nav a:hover { background: rgba(255,255,255,0.12); text-decoration: none; }

.hero { position: relative; background: #fff; overflow: hidden; border-bottom: 1px solid #e8eef3; }
.hero-slides { position: relative; width: 100%; height: 120px; max-height: 120px; }
.hero-slide {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: contain; object-position: center center; opacity: 0;
}
.hero-slide.active { opacity: 1; }
.hero-empty { padding: 24px 0; text-align: center; }

.page-title {
  padding: 28px 0 20px;
  background: #fff;
  border-bottom: 1px solid #e8eef3;
}
.page-title .section-head { margin-bottom: 0; }
.page-title .section-head h2 { font-size: 28px; }
.page-title .section-head span { display: block; margin: 4px 0 0; margin-left: 0; letter-spacing: 0.04em; }

.section { padding: 40px 0; }
.section-gray { background: #f5f8fa; }
.section-head { margin-bottom: 20px; border-left: 4px solid #0b6fa4; padding-left: 12px; }
.section-head--center {
  border-left: none;
  padding-left: 0;
  text-align: center;
}
.section-head--center span { display: block; margin: 6px 0 0; margin-left: 0; letter-spacing: 0.04em; }
.section-head h2 { margin: 0; font-size: 24px; }
.section-head span { color: #888; font-size: 13px; margin-left: 8px; }
.lead { font-size: 16px; color: #444; }

.about-split {
  display: grid;
  grid-template-columns: 1.65fr 1fr;
  gap: 0;
  align-items: stretch;
  border: 1px solid #e3e8ee;
  border-radius: 6px;
  overflow: hidden;
  min-height: 0;
}
.about-text {
  background: #0b6fa4;
  color: #fff;
  padding: 24px 28px;
}
.about-text p { margin: 0; line-height: 1.75; font-size: 15px; }
.about-photo {
  background: #eef2f5;
  display: flex;
  align-items: stretch;
  min-height: 0;
  position: relative;
  overflow: hidden;
}
.about-photo img {
  width: 100%;
  height: 100%;
  min-height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.jobs-page { padding: 36px 0 48px; background: #f5f8fa; }
.jobs-head { text-align: center; margin-bottom: 28px; }
.jobs-head h1 {
  margin: 0 0 16px;
  font-size: 32px;
  color: #0b6fa4;
  font-weight: 700;
}
.jobs-head::after {
  content: "";
  display: block;
  width: 72px;
  height: 3px;
  background: #0b6fa4;
  margin: 0 auto 18px;
}
.jobs-intro { margin: 0; font-size: 16px; color: #444; font-weight: 600; }
.jobs-list {
  background: #fff;
  border: 1px solid #e3e8ee;
  border-radius: 6px;
  padding: 8px 28px 20px;
}
.job-item { margin: 0; padding: 22px 0; border-bottom: 1px solid #eee; }
.job-item:last-child { border-bottom: none; }
.job-item h3 { margin: 0 0 10px; font-size: 18px; color: #333; font-weight: 700; }
.job-item p { margin: 0 0 8px; color: #555; line-height: 1.7; }
.job-item p:last-child { margin-bottom: 0; }
.job-item strong { color: #333; margin-right: 4px; }
.btn {
  display: inline-block; background: #0b6fa4; color: #fff !important;
  padding: 8px 16px; border-radius: 4px;
}
.btn:hover { background: #095a85; text-decoration: none; }

.grid { display: grid; gap: 16px; }
.cat-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
.product-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.card, .product-card {
  background: #fff; border: 1px solid #e3e8ee; border-radius: 6px;
  transition: box-shadow .15s;
}
.card:hover, .product-card:hover { box-shadow: 0 4px 16px rgba(0,0,0,.08); }
.cat-card { padding: 0; overflow: hidden; text-align: center; color: inherit; display: block; }
.cat-card:hover { text-decoration: none; }
.cat-card-img { aspect-ratio: 4/3; background: #f0f3f6; display: grid; place-items: center; overflow: hidden; }
.cat-card-img img { width: 100%; height: 100%; object-fit: contain; }
.cat-card-body { padding: 14px 12px 16px; }
.cat-card h3 { margin: 0 0 6px; font-size: 18px; color: #0b6fa4; }
.cat-card p { margin: 0; color: #666; font-size: 13px; }
.product-card { padding: 16px; }
.product-card h3 { margin: 12px 0 0; font-size: 14px; line-height: 1.45; color: #333; }
.product-card a { color: inherit; }
.product-img { aspect-ratio: 4/3; background: #f0f3f6; display: grid; place-items: center; overflow: hidden; border-radius: 4px; }
.product-img img { width: 100%; height: 100%; object-fit: contain; }
.product-img .ph { width: 60%; height: 60%; background: #d9e2ea; border-radius: 4px; }

.prose p { margin: 0 0 12px; white-space: pre-wrap; }
.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li { padding: 10px 0; border-bottom: 1px solid #eee; }
.contact-list strong { display: inline-block; width: 56px; color: #666; }

.detail-img { max-width: 100%; margin: 16px 0; border: 1px solid #eee; border-radius: 6px; }
.crumb { color: #777; font-size: 14px; }
.job-item { margin-bottom: 24px; padding-bottom: 16px; border-bottom: 1px solid #eee; }
.job-item h3 { margin: 0 0 8px; color: #0b6fa4; }

.footer {
  background: #243746; color: #cbd5df; padding: 24px 0; margin-top: 24px;
  font-size: 13px; text-align: center;
}
.footer a { color: #cbd5df; }
.footer .sep { margin: 0 8px; opacity: .6; }

@media (max-width: 720px) {
  .topbar-inner { flex-direction: column; align-items: flex-start; padding: 12px 16px; }
  .hero-slides { height: 96px; max-height: 96px; }
  .about-split { grid-template-columns: 1fr; }
  .about-photo img { min-height: 180px; }
}