/* Header Component Styles */
.header-logo {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    height: 100%;
}

.header-menu {
    display: flex;
    justify-content: flex-end;
}

.header-nav .row.align-items-center {
    margin: 0;
}

/* 悬浮导航样式 */
.header-nav.sticky {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(50, 50, 50, 0.8);
    backdrop-filter: blur(5px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    animation: slideDown 0.3s ease forwards;
}

/* 固定导航栏中的链接文字颜色为白色 */
.header-nav.sticky a {
    color: #fff;
}

/* 鼠标悬停时的颜色 */
.header-nav.sticky a:hover {
    color: #f0f0f0;
}

@keyframes slideDown {
    0% {
        transform: translateY(-100%);
    }
    100% {
        transform: translateY(0);
    }
}

/* 添加占位空间，防止内容抖动 */
.header-nav-placeholder {
    display: none;
}

.header-nav-placeholder.active {
    display: block;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .header-logo {
        justify-content: center;
    }
    
    .header-menu {
        justify-content: center;
    }
}