:root {
--text-color: #212529;
--text-light: #333333;
--border-color:#212529;
--primary-color: #0d6efd;
--primary-dark: #66C2FF;
--bg-color: #90C8FF;
--secondary-color: #cfe2ff;
--bg-secondary: #e9ecef;
--accent-color: #ffc107;
--success-color: #198754;
--danger-color: #dc3545;
--warning-color: #CC6600;
--info-color: #0dcaf0;
}

body {
background-color: var(--secondary-color) !important;
color: var(--text-color);
}
/* 全局去除链接下划线 */
a {
text-decoration: none !important;
COLOR: var(--primary-color) !important;
}
a:hover {
COLOR: var(--primary-dark) !important;
font-weight: bold;
}
a:visited {
text-decoration: underline !important;
/* COLOR: #CC6600 !important;*/
font-style: italic !important;
}
a:active { text-decoration: underline; color: #0077D9; }

/* 覆盖Bootstrap navbar默认样式 */
.navbar {
flex-wrap: wrap !important;
position: static !important;
}

.navbar-collapse {
flex-basis: 100% !important;
}

/* 确保链接导航行独立 */
.navbar .row {
display: flex !important;
width: 100% !important;
margin-left: 0 !important;
margin-right: 0 !important;
}

/* 汉堡菜单图标自定义样式 */
.navbar-toggler {
border: 1px solid var(--primary-color) !important; /* 细边框 */
padding: 0.25rem 0.5rem !important; /* 调整内边距 */
}

.navbar-toggler-icon {
width: 1.25em !important;
height: 1.25em !important;
}

/* 自定义模态框样式 */
#navSettingsModal .modal-content {
border-radius: 10px;
overflow: hidden;
padding: 0;
}
#navSettingsModal .modal-body {
padding: 0;
}

#navSettingsModal iframe {
border: none;
}

.header {
background-color: var(--secondary-color);
color: var(--primary-color);
padding: 1.0rem 0;
margin-bottom: 1.0rem;
/* border-radius: 0 0 10px 10px;
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);*/
}

.header .container {
display: flex;
flex-direction: column;
align-items: center;
gap: 0.4rem;
}

/* 头部功能区样式 */
.header-links {
display: flex;
flex-wrap: wrap;
justify-content: center;
gap: 15px;
padding: 15px 0;
}

.header-link {
display: flex;
flex-direction: column;
align-items: center;
width: 80px;
text-align: center;
}

.header-icon {
width: 60px;
height: 60px;
border-radius: 50%;
background-color: var(--bg-color);
display: flex;
align-items: center;
justify-content: center;
margin-bottom: 5px;
color: var(--primary-color);
font-size: 30px;
transition: all 0.3s ease;
/* 添加2像素圆圈边框 */
border: 1px solid var(--primary-color);
box-sizing: border-box;
/* 添加内边距确保图标居中 */
padding: 10px;
}

.header-link:hover .header-icon {
background-color: var(--primary-color);
color: white;
transform: scale(1.1);
/* 悬停时边框颜色变化 */
border-color: white;
}

.header-link-text {
color: var(--text-color);
font-size: 16px;
margin-top: 5px;
}

.header-link:hover .header-link-text {
color: var(--primary-color);
font-weight: bold;
}


/* 移动版菜单样式调整 */
@media (max-width: 992px) {
.navbar-collapse {
background-color: var(--secondary-color);
padding: 10px;
}

.header-links {
display: flex;
flex-wrap: wrap;
justify-content: center;
gap: 5px;
padding: 5px 0;
}

.header-link {
display: flex;
flex-direction: column;
align-items: center;
width: 80px;
text-align: center;
}

.header-icon {
width: 30px;
height: 30px;
border-radius: 50%;
background-color: var(--bg-color);
display: flex;
align-items: center;
justify-content: center;
margin-bottom: 5px;
color: var(--primary-color);
font-size: 16px;
transition: all 0.3s ease;
/* 添加2像素圆圈边框 */
border: 1px solid var(--primary-color);
box-sizing: border-box;
/* 添加内边距确保图标居中 */
padding: 5px;
}

.header-link-text {
color: var(--text-color);
font-size: 16px;
margin-top: 5px;
}


}

/* 自定义滚动条样式 */
::-webkit-scrollbar {
width: 12px;
height: 12px;
background-color: var(--bg-color);
}

::-webkit-scrollbar-track {
background-color: var(--bg-color);
}

::-webkit-scrollbar-thumb {
background-color: var(--primary-color);
border-radius: 6px;
border: 3px solid var(--bg-color);
}

::-webkit-scrollbar-thumb:hover {
background-color: var(--primary-dark);
}