.header {
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  padding: 20px 40px;
  padding-bottom: 5px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  /* 左侧 LOGO */
  /* 导航栏 */
}
.header .header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}
.header .header-left .logo {
  width: 50px;
}
.header .header-left .logo img {
  width: 100%;
  height: 100%;
}
.header .header-left .site-name {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.015em;
}
.header .nav {
  display: flex;
  gap: 32px;
}
.header .nav .active {
  color: #ff7b18 !important;
}
.header .nav a {
  color: rgba(255, 255, 255, 0.6) !important;
}
.header .nav a:hover {
  color: #ff7b18 !important;
}
.header .nav .nav-link {
  font-size: 14px;
  font-weight: 500;
  color: rgba(0, 0, 0, 0.6);
  text-decoration: none;
  transition: color 0.2s;
}
.header .nav .nav-link:hover {
  color: #ff7b18;
}