/* 变量配置 */
:root {
    /* --main-color: #8fa3bc; */
    --main-color: #165c9b;
    --main-hover-color: #2b6bb9;
    --main-avtive-color: #1f65ba;
    --main-disabled-color: #7795b9;
    --navbar-bg-color: #5177a5;
    --navbar-light-color: #6c9fdd;
    --border-bg-color: #7e7c7c;
    --blue-1-color: #00629B;
    --blue-2-color: #f6f8ff;
    --blue-3-color: #f3f7fe;
    --blue-4-color: #00558b;
}

/* 默认配置 */
html,body {
    /* 背景色 */
    background-color: #FFF;
    /* 字体大小 */
    font-size: 16px;
    /* 字体类型 */
    font-family: "Times New Roman", system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    /* 文本颜色 */
    color: #333;
}

/* 样式重置START */
a {
    display: inline-block;
    color: inherit;
    text-decoration: none;
}

a:hover {
    color: inherit;
    text-decoration: none;
}

p {
    margin: 0 !important;
}

.form-control:focus,.form-select:focus,.btn-close:focus,.form-check-input:focus,.page-link:focus {
    box-shadow: none;
}

button.form-control:focus {
    background-color: var(--bs-btn-bg);
    color: var(--bs-btn-color);
}

.form-control::placeholder {
    color: #ccc;
}

textarea.form-control {
    resize: none;
}
/* 样式重置END */

/* 公共样式START */
/* 1行文本省略 */
.text-one-line-ellipsis {
    display: inline-block;
    width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: calc(1em * var(--bs-body-line-height));
}

/* 2行文本省略 */
.text-two-line-ellipsis {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: calc(2em * var(--bs-body-line-height));
}

/* 3行文本省略 */
.text-three-line-ellipsis {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: calc(3em * var(--bs-body-line-height));
}

/* 标题1 */
.title-1 {
    font-size: 1.75rem;
    font-weight: 600;
}

/* 水平图片 */
.card-img-wrap.card-h-img-wrap {
    width: 100%;
    padding-top: 56.25%;
    position: relative;
    transition: .3s;
}

/* 垂直图片 */
.card-img-wrap.card-v-img-wrap {
    width: 100%;
    padding-top: 133%;
    position: relative;
    transition: .3s;
}

.card-img-wrap .card-img {
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    transition: .3s;
}

.font-size-875 {
    font-size: .875rem;
}

.font-size-75 {
    font-size: .75rem;
}

.bg-blue-1-color {
    background-color: var(--blue-1-color) !important;
}

.bg-blue-2-color {
    background-color: var(--blue-2-color) !important;
}

.bg-blue-3-color {
    background-color: var(--blue-3-color) !important;
}

.bg-blue-4-color {
    background-color: var(--blue-4-color) !important;
}

.index-item-title {
    width: fit-content;
    padding: .25em 0;
    margin: 0 auto;
    border-bottom: .25rem solid var(--main-color);
}

/* 消息提示 */
.black-msg-show {
    padding: 1em;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    background-color: rgba(0, 0, 0, 0.7);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    transition: .3s;
    opacity: .8;
}

/* 自定义card-START */
.custom-card {
    border: 0;
    box-shadow: 0 2px 4px 2px rgba(0, 0, 0, 0.02);
}

.custom-card .card-img {
    position: relative;
    padding-top: 133%;
    overflow: hidden;
}

.custom-card .card-img img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;

}

.custom-card .card-body a {
    margin-bottom: 1em;
    color: #18d26e;
}

.custom-card .card-body a:hover {
    color: #15b45f;
}

.custom-card .card-body p {
    font-size: .875rem;
}
/* 自定义card-END */

.conferences-link:hover {
    color: var(--main-color);
    text-decoration: underline;
}

.link-color:hover {
    color: var(--main-color) !important;
}

.link-underline:hover {
    text-decoration: underline;
}

.btn-search {
    --bs-btn-color: #fff;
    --bs-btn-bg: var(--main-color);
    --bs-btn-border-color: var(--main-color);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg:  var(--main-hover-color);
    --bs-btn-hover-border-color: var(--main-hover-color);
    --bs-btn-focus-shadow-rgb: 225, 83, 97;
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: var(--main-active-color);
    --bs-btn-active-border-color: var(--main-active-color);
    --bs-btn-active-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.125);
    --bs-btn-disabled-color: #fff;
    --bs-btn-disabled-bg: var(--main-disable-color);
    --bs-btn-disabled-border-color: var(--main-disable-color);
}
/* 公共样式END */

/* Header样式START */
#header {
    width: 100%;
    /* 相对定位 */
    position: relative;
    z-index: 999;
    transition: .3s;
    background-color: var(--bs-white);
}

#header .navigation-top {
    padding-top: 3rem;
    padding-bottom: 3rem;
    background-image: url("/static/images/common/header-bg.png");
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

#header .navbar {
    transition: .3s;
}

#header .logo {
    width: 100%;
    max-width: 26.75rem;
}

#header .navigation,#header .dropdown-menu {
    background-image: linear-gradient(var(--navbar-bg-color), var(--navbar-light-color));
}

#header .dropdown-menu {
    padding: 0;
    border-radius: 0;
    pointer-events: none;
    left: 50%;
}

#header .navbar {
    padding: 0;
}

@media (min-width: 992px) {

    #header .dropdown-menu {
        opacity: 0;
        transition: .3s;
        transform: translateX(-50%);
    }

    #header .nav-item:hover .dropdown-menu {
        opacity: 1;
        pointer-events: all;
    }

    #header .nav-item .dropdown-item {
        padding: 1rem 2rem;
        color: var(--bs-white);
        transition: .3s;
        position: relative;
    }
}



#header .navbar .nav-item:hover .nav-link::before {
    width: 100%;
}

#header .nav-item .nav-link,#header .nav-item .dropdown-item {
    padding: 1rem 2rem;
    color: var(--bs-white);
    transition: .3s;
    position: relative;
}

#header .navbar .nav-item .nav-link::before {
    content: "";
    display: block;
    width: 0;
    height: 4px;
    background-color: var(--main-color);
    position: absolute;
    left: 0;
    top: -4px;
    transition: .3s;
}

#header .nav-item .nav-link.active::before {
    width: 100%;
}


#header .nav-item .nav-link:hover,#header .nav-item .dropdown-item:hover {
    background-color: var(--navbar-light-color);
}

#header .nav-item .nav-link.active {
    background-color: var(--main-color);
}

#header .nav-item .nav-link.active::after {
    display: none;
}

#header .navbar .navbar-toggler {
    transition: .3s;
}

#header .navbar-toggler:hover {
    background-color: var(--main-color) !important;
}

#header .navbar-toggler:focus {
    outline: none;
    -webkit-box-shadow: none;
    box-shadow: none;
}
/* Header样式END */

/* Footer样式START */
#footer {
    background-color: var(--bs-black);
}

#footer a:hover{
    text-decoration: underline;
}

#footer .navigation-footer {
    color: var(--bs-white);
}

#footer .navigation-footer .logo {
    width: 100%;
    max-width: 26.75rem;
}

#footer .navigation-footer .back-to-top {
    cursor: pointer;
}

#footer .navigation-footer h3 {
    font-size: 1rem;
}

#footer .navigation-footer .list-unstyled li {
    font-size: 0.875rem;
    padding-left: 1rem;
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
    background-image: url("/static/images/common/list-arrow.png");
    background-repeat: no-repeat;
    background-position: left center;
}
/* Footer样式END */

/* Main样式START */
#main {
    background-color: var(--bs-light);
}

#main .container {
    background-color: var(--bs-white);
}

#main .breadcrumb a {
    text-decoration: underline;
}
/* Main样式END */

/* Arrow样式START */
/* Arrow样式END */



/* Side样式START */
/* Side样式END */

/* 分页样式START */
/* 分页样式END */