/* 自定义导航栏样式 */
.navbar {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 0.75rem 0;
    background: linear-gradient(135deg, #2c3e50, #3498db) !important;
    transition: all 0.3s ease;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff !important;
}

.navbar-brand i {
    color: #fff;
    transition: transform 0.3s ease;
}

.navbar-brand:hover i {
    transform: rotate(15deg);
}

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: all 0.3s ease;
    color: rgba(255, 255, 255, 0.85) !important;
    position: relative;
}

.nav-link:hover {
    color: #fff !important;
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: #fff;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
}

.nav-link i {
    margin-right: 0.5rem;
    transition: transform 0.3s ease;
}

.nav-link:hover i {
    transform: scale(1.1);
}

/* 活动链接样式 */
.nav-link.active {
    color: #fff !important;
    font-weight: bold;
}

.nav-link.active::after {
    width: 80%;
}

/* 移动端菜单样式 */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: rgba(255, 255, 255, 0.1);
        padding: 1rem;
        border-radius: 8px;
        margin-top: 1rem;
        backdrop-filter: blur(10px);
    }
    
    .nav-link {
        padding: 0.75rem 0 !important;
        text-align: center;
    }
    
    .nav-link:hover {
        transform: none;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 4px;
    }

    .nav-link::after {
        display: none;
    }
}

/* 导航栏固定顶部 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1030;
}

/* 为固定导航栏添加内容偏移 */
body {
    padding-top: 76px;
}

/* 滚动时导航栏样式 */
.navbar.scrolled {
    padding: 0.5rem 0;
    background: rgba(44, 62, 80, 0.95) !important;
    backdrop-filter: blur(10px);
}
.navbar-logo{
    height: 30px;
    margin-right: 0.3rem;
}