/* 顶部导航 */
.site-header { border-bottom: 1px solid #eee; background: #fff; }
.header-inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px; padding: 12px 0; }
.logo .site-title { font-size: 22px; text-decoration: none; color: #222; }
.main-nav ul { list-style: none; display: flex; gap: 16px; margin: 0; padding: 0; }
.main-nav a { color: #333; text-decoration: none; padding: 8px 10px; border-radius: 6px; }
.main-nav a:hover { background: #f5f5f5; }
.lang-switcher { display: flex; gap: 8px; }
.lang-btn { padding: 8px 12px; border-radius: 6px; border: 1px solid #ddd; background: #f9f9f9; cursor: pointer; }
.lang-btn:hover { background: #f1f1f1; }

/* 横幅轮播 */
.banner { background: #000; }
.banner-slider { position: relative; height: 380px; overflow: hidden; }
.slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity .6s ease; }
.slide.active { opacity: 1; }
.slide-content { position: absolute; left: 8%; bottom: 12%; color: #fff; text-shadow: 0 2px 8px rgba(0,0,0,.4); }
.slide-content h2 { margin: 0 0 8px; font-size: 28px; }
.slide-content p { margin: 0; font-size: 16px; max-width: 520px; }
.banner-nav { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(0,0,0,.4); color: #fff; border: none; width: 40px; height: 40px; border-radius: 50%; cursor: pointer; }
.banner-nav.prev { left: 12px; }
.banner-nav.next { right: 12px; }

/* 欢迎模块 */
.welcome { padding: 28px 0; }
.welcome-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.feature-list { margin: 0; padding-left: 18px; }
.feature-list li { line-height: 1.8; }

/* 公司简介详细板块 */
.company-profile { padding: 24px 0 48px; }
.profile-header { margin-bottom: 32px; text-align: left; }
.profile-desc { font-size: 16px; line-height: 1.8; color: #444; margin-top: 12px; text-align: justify; }

.profile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.profile-card {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.profile-card h4 {
  margin: 0 0 16px;
  font-size: 18px;
  color: #222;
  border-bottom: 2px solid #f0f0f0;
  padding-bottom: 8px;
}

.profile-list {
  margin: 0;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.6;
  color: #555;
}
.profile-list li { margin-bottom: 6px; }

.company-culture {
  background: #f9f9f9;
  border-radius: 8px;
  padding: 24px;
  border: 1px solid #eee;
}

.culture-title {
  margin: 0 0 20px;
  font-size: 20px;
  text-align: center;
  color: #333;
}

.culture-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}

.culture-item {
  text-align: center;
}

.culture-item strong {
  display: block;
  font-size: 16px;
  color: #d32f2f;
  margin-bottom: 6px;
}

.culture-item span {
  font-size: 14px;
  color: #555;
  line-height: 1.5;
  display: block;
}

/* 部门相册 */
.departments { padding: 12px 0 24px; }
.section-title { font-size: 24px; margin: 8px 0 12px; color: #222; font-weight: 700; }
.gallery-root { display: grid; gap: 24px; }
.gallery-section { border: 1px solid #eee; border-radius: 8px; padding: 12px; background: #fff; }
.image-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.image-card { position: relative; overflow: hidden; border-radius: 8px; border: 1px solid #eee; background: #fafafa; }
.image-card img { display: block; width: 100%; height: 160px; object-fit: cover; }

/* 数据概览 */
.stats { background: #fafafa; padding: 20px 0; }
.stats-inner { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stat { text-align: center; background: #fff; border: 1px solid #eee; border-radius: 8px; padding: 16px; }
.stat-number { font-size: 22px; font-weight: 600; margin: 6px 0; }
.stat-icon { font-size: 24px; }

/* 代表项目 */
.clients { padding: 16px 0; }
.clients-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
.clients-grid img { width: 100%; height: 120px; object-fit: cover; border-radius: 8px; border: 1px solid #eee; }