body {
    margin: 0;
    font-family: '微软雅黑', Arial, sans-serif;
    background: #F1F6FD;
    color: #222;
    min-height: 100vh;
    box-sizing: border-box;
}
a,
a:link,
a:visited,
a:hover,
a:active {
    text-decoration: none;
}

a {
    outline: none;
}

a {
    color: #000;
}
a {
    color: inherit;
}

.header-pc,
.header-mobile {
    background: #F1F6FD;
    height: 60px;
    box-shadow: 0 2px 8px #eaf5ff;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 10;
}
.header-pc{
    padding: 16px;
}

.header-inner-pc,
.header-inner-mobile {
    max-width: 1320px;
    margin:auto;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-inner-mobile .logo-return {
    width: 35px;
    height: 35px;
}

.header-inner-mobile .logo-menu {
    width: 45px;
    height: 45px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo .logo-img {
    height: 50px;
    margin-right: 8px;
}


.logo .logo-font {
    width: 190px;
    height: 23px;
    margin-left: 16px
}

.logo-title {
    font-weight: bold;
    font-size: 22px;
    color: #222;
    margin-right: 8px;
}

.logo-desc {
    font-size: 14px;
    color: #222;
    opacity: 0.7;
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;

}


.nav .user {
    display: flex;
    align-items: center;
    line-height: 60px;
    width: 25px;
    height: 25px;
    border-radius: 50%;
    cursor: pointer;
}

.nav a {
    position: relative;
    display: flex;
    /* Use flex to easily center content */
    align-items: center;
    /* Adjust padding as needed, similar to v-btn text variant */
    height: 70px;
    /* Standard button height */
    font-weight: 500;
    font-size: 18px;
    color: rgba(0, 0, 0, 0.87);
    /* Default unselected text color */
    text-decoration: none;
    cursor: pointer;
    /* Remove any default button-like styles */
    background-color: transparent;
    border: none;
    text-transform: none;
}

.nav a.active {
    color: #2269FF;
    font-weight: 600;
}

.nav a.active::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 5px;
    background-color: #2269FF;
    transition: width 0.3s ease;
    border-radius: 3px;
}

.nav a:hover {
    color: #2269FF;
}

.user-menu {
    font-size: 22px;
    color: #2269FF;
    margin-left: 16px;
}

.menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.menu-btn span {
    display: block;
    width: 24px;
    height: 3px;
    background: #2269FF;
    border-radius: 2px;
}

.main {
    /* max-width: 1320px; */
    margin: 0 auto;
    display: flex;
    gap: 32px;
    padding-top: 100px;
    /* header高度+间距 */
    background-color: #ffffff00;
}

.sidebar {
    width: 17%;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px #eaf5ff;
    padding: 24px 12px;
}

.sidebar-title {
    font-size: 16px;
    font-weight: bold;
    color: #00255C;
    padding: 0 13px;
    border-left: 3px solid #2269FF;
}

.sidebar-menu {
    list-style: none;
    padding: 12px;
    margin: 0;
}

.sidebar-menu li {
    padding: 12px;
    font-size: 15px;
    color: #222;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    margin-top: 10px;
}

.sidebar-menu li.active,
.sidebar-menu li:hover {
    background: #2269FF;
    color: #fff;
}

.search-box {
    display: none;
}

.help-list {
    display: flex;
    width: 100%;
    flex-direction: column;
    gap: 18px;
}

.help-card {
    background: #fff;
    border-radius: 12px;
    padding: 18px 24px;
    box-shadow: 0 2px 8px #eaf5ff;
    display: flex;
    flex-direction: column;
    gap: 8px;
    cursor: pointer;
}
.help-card:hover .icon-arrow{
  background: url('../images/entity.png');
  background-size: 100%;
}
.help-title {
    font-size: 16px;
    font-weight: bold;
    color: #222;
}

.help-desc {
    font-size: 14px;
    color: #222;
    opacity: 0.8;
}

.help-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: #888;
}

.icon-arrow {
  width: 30px;
  height: 30px;
  background: url('../images/false.png');
  background-size: 100%;
}

.footer {
    background: #F1F6FD;
    color: #888;
    font-size: 14px;
    padding-top: 20px;
    padding-bottom: 20px;
    box-shadow: 0 -2px 2px 1px #EFEFEF;
}

.footer-inner {
    /* max-width: 1320px; */
    margin: 0 auto;
    justify-content: space-between;
    align-items: flex-start;
    padding: 0 24px;
    border-bottom: 1px solid #d4d8de;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 24px;
    font-weight: 600;
    font-size: 24px;
}

.footer-logo img {
    height: 16px;
    margin-left: 20px;
}

.footer-title {
    font-weight: bold;
    font-size: 20px;
    color: #222;
}

.footer-desc {
    font-size: 14px;
    color: #222;
    opacity: 0.7;
}

.footer-links {
    display: flex;
    width: 50%;
    justify-content: space-between;
}

.footer-col {
    min-width: 120px;
    margin-right: 24px;
    margin-bottom: 24px;
}

.footer-col-title {
    font-weight: 600;
    font-size: 18px;
    color: #000000;
    line-height: 27px;
    margin-bottom: 15px;

}

.footer-col a {
    display: block;
    cursor: pointer;
    padding-left: 0px;
    font-size: 14px;
    line-height: 20px;
    font-weight: 400;
    color: #000000;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 370px;
    margin-top: 10px;
}
.footer-col-item{
    font-size: 14px;
    line-height: 20px;
    font-weight: 400;
    color: #000000;
}

.footer-col a:hover {
    color: #2269FF;
}

.qrcode {
    width: 80px;
    height: 80px;
    display: block;
    margin-bottom: 4px;
    border-radius: 8px;
}



.footer-bottom {
    text-align: center;
    padding: 16px 0 0 0;
    font-size: 13px;
    color: #888;
}

/* pc端适配 */
@media (min-width: 900px) {
    .header-mobile {
        display: none;
    }

    .header-pc,
    .qrcode-box,
    .icon-arrow,
    .sidebar-title {
        display: block;
    }

    .qrcode-box {
        display: flex;
    }
    .qrcode-label {
        margin-left: 10px;
        text-align: center;
        font-size: 13px;
        color: #888;
        margin-bottom: 8px;
    }
    .qrcode-label img{
        width: 150px;
        height: 150px;
        display: block;
        margin-bottom: 4px;
        border-radius: 8px;
    }

    .footer {
        margin-top: 20px;
    }

    .footer-logo {
        margin-right: 20px;
    }

    .footer-inner {
        display: flex;
    }

    .main,
    .header-inner,
    .footer-inner {
        max-width: 1300px;
        padding-left: 8px;
        padding-right: 8px;
    }

    .main {
        min-height: calc(100vh - 450px);
    }

    .content {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        align-content: space-between;
    }
    .search-box-pc {
        display: flex;
        align-items: center;
        width: 100%;
        background: #fff;
        border-radius: 5px;
        border: 1px solid #D9DDE4;
        padding: 0 20px;
        margin: 10px 0 10px 0;
        height: 36px;
        box-sizing: border-box;
    }

    .search-box-pc input {
        width: 100%;
        flex: 1;
        border: none;
        outline: none;
        background: transparent;
        font-size: 14px;
        color: #000000;
        padding: 0;
        height: 40px;
        line-height: 40px;
        font-family: '微软雅黑', Arial, sans-serif;
    }

    .search-box-pc input::placeholder {
        color: #bfc6d1;
        font-size: 14px;
        letter-spacing: 1px;
    }
    .icon-search {
        width: 20px;
        height: 20px;
        cursor: pointer;
    }
}

@media (max-width: 900px) {
    .main {
        flex-direction: column;
        gap: 0;
        margin: 0;
        max-width: 100%;
        min-height: calc(100vh - 413px);
        padding: 20px;
        padding-top: 60px;
    }

    .header-pc,
    .qrcode-box,
    .icon-arrow,
    .sidebar-title,
    .breadcrumb {
        display: none;
    }

    .header-mobile {
        display: block;
    }

    .footer {
        margin-top: 20px;
        padding:  0;
    }
    .footer-inner {
        display: inline;
    }

    .footer-logo {
        justify-content: center;
    }

    .footer-col a {
        font-size: 12px;
    }

    .footer-links {
        padding: 10px;
        flex: 800px 1 1;
    }

    .search-box {
        display: flex;
        align-items: center;
        width: 100%;
        background: #fff;
        border-radius: 32px;
        box-shadow: 0 2px 8px #eaf5ff;
        padding: 0 20px;
        margin: 20px 0 24px 0;
        height: 36px;
        box-sizing: border-box;
    }

    .search-box input {
        flex: 1;
        border: none;
        outline: none;
        background: transparent;
        font-size: 14px;
        color: #000000;
        padding: 0;
        height: 40px;
        line-height: 40px;
        font-family: '微软雅黑', Arial, sans-serif;
    }

    .search-box input::placeholder {
        color: #bfc6d1;
        font-size: 14px;
        letter-spacing: 1px;
    }

    .icon-search {
        width: 12px;
        height: 12px;
        margin-right: 8px;
    }

    .header {
        background: #eaf5ff;
        height: 56px;
        box-shadow: none;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 10;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .header-inner {
        height: 56px;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 0 8px;
        position: relative;
    }

    .logo,
    .logo-title,
    .logo-desc,
    .nav,
    .user-menu {
        display: none !important;
    }

    .mobile-back {
        display: block;
        position: absolute;
        left: 8px;
        top: 50%;
        transform: translateY(-50%);
        width: 36px;
        height: 36px;
        background: none;
        border: none;
        outline: none;
        z-index: 11;
        font-size: 28px;
        color: #222;
        cursor: pointer;
    }

    .mobile-title {
        display: block;
        font-size: 22px;
        font-weight: bold;
        color: #222;
        text-align: center;
        flex: 1;
        letter-spacing: 1px;
    }

    .menu-btn {
        display: flex;
        position: absolute;
        right: 8px;
        top: 50%;
        transform: translateY(-50%);
        z-index: 11;
    }

    .sidebar {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        width: 100vw;
        z-index: 20;
        background: #fff;
        box-shadow: 0 2px 8px #eaf5ff;
    }

    .sidebar.show {
        display: block;
    }

    .content {
        width: 100%;

    }

    .help-card {
        padding: 12px 10px;
        font-size: 14px;
    }

    .footer-inner {
        padding: 0 4px;
    }

    .footer-title {
        font-size: 16px;
    }

    .footer-desc {
        font-size: 12px;
    }

    .footer-col-title {
        font-size: 14px;
    }

    .footer-bottom {
        font-weight: 400;
        font-size: 12px;
        color: #000000;
        line-height: 17px;
    }

    .qrcode {
        width: 60px;
        height: 60px;
    }
}
.label{
    display: flex;
    font-size: 16px;
}
.label a{
    color: #409EFF;
}
.breadcrumb {
    width: 100%;
    background: #fff;
    font-size: 14px;
    color: #888;
    padding: 16px 26px 16px 26px;
    border-radius: 12px 12px 0 0;
    border-bottom: 1px solid #CBD4E0;
    cursor: pointer;
}

.detail-card {
    background: #fff;
    box-shadow: 0 2px 8px #eaf5ff;
    padding: 32px 40px 32px 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.detail-card1 {
    width: 100%;
    box-sizing: border-box;
    padding: 40px 27px 38px;
    background: #fff;
    border-bottom: 1px solid #EFEFEF;
}

.detail-title {
    font-weight: bold;
    font-size: 30px;
    color: #333333;
    line-height: 1em;
}

.detail-meta {
    margin-top: 23px;
    font-weight: bold;
    font-size: 18px;
    color: #333;
}

.detail-date {
    font-size: 14px;
    color: #888;
    margin-bottom: 8px;
}

.detail-desc {
    font-size: 16px;
    color: #222;
    line-height: 2;
    margin-bottom: 0;
}

.detail-img-window {
    background: #f6faff;
    border: 2px solid #2269FF;
    border-radius: 10px;
    margin: 8px 0 8px 0;
    padding: 0;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px #eaf5ff;
}

.window-bar {
    height: 32px;
    background: #ff5c5c;
    border-radius: 10px 10px 0 0;
    position: relative;
}

.window-bar::before {
    content: '';
    display: block;
    position: absolute;
    left: 40px;
    top: 10px;
    width: 12px;
    height: 12px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 20px 0 #fff, 40px 0 #fff;
}

.detail-img {
    display: block;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    background: #f6faff;
}

.detail-nav {
    width: 100%;
    box-sizing: border-box;
    padding: 21px 30px;
    display: flex;
    justify-content: space-between;
    font-size: 15px;
    color: #2269FF;
    background-color: #fff;
    border-radius: 0px 0px 12px 12px;
    border-top: 1px solid #EFEFEF;
    gap: 16px;
}
.detail-nav a{

}
.detail-nav-prev,
.detail-nav-next {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
}

.detail-nav-next {
    text-align: end;
}

@media (max-width: 900px) {
    .detail-card {
        padding: 16px 8px;
        gap: 16px;
    }

    .detail-card1 {
        padding: 12px;
        font-weight: 500;
        font-size: 26px;
        line-height: 37px;
        border-radius: 12px 12px 0px 0px;
    }

    .detail-meta {
        margin-top: 0px;
    }

    .breadcrumb {
        padding: 12px 8px 0 8px;
        border-radius: 8px 8px 0 0;
    }

    .detail-title {
        font-size: 17px;
    }

    .detail-desc {
        font-size: 14px;
        line-height: 1.7;
    }

    .window-bar {
        height: 24px;
        border-radius: 8px 8px 0 0;
    }

    .detail-img-window {
        border-radius: 8px;
    }

    .detail-nav {
        font-size: 13px;
        gap: 8px;
    }
    .breadcrumb {
        padding: 8px 2px 0 2px;
        font-size: 13px;
        border-radius: 0;
    }

    .detail-title {
        font-size: 15px;
    }

    .detail-meta,
    .detail-date {
        font-size: 12px;
    }

    .detail-desc {
        font-size: 13px;
        line-height: 1.5;
    }

    .window-bar {
        height: 18px;
        border-radius: 6px 6px 0 0;
    }

    .detail-img-window {
        border-radius: 6px;
    }

    .detail-nav {
        font-size: 12px;
        gap: 4px;
    }
}

.mobile-nav-mask {
    position: fixed;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.35);
    z-index: 1001;
    display: none;
}

.mobile-nav-menu {
    position: fixed;
    left: 0;
    top: 0;
    right: 0;
    background: #fff;
    z-index: 1002;
    border-bottom-left-radius: 32px;
    border-bottom-right-radius: 32px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.10);
    transform: translateY(-100%);
    transition: transform 0.35s cubic-bezier(.4, 0, .2, 1);
    will-change: transform;
    display: none;
}

.mobile-nav-menu.show {
    display: block;
    transform: translateY(0);
}

.mobile-nav-mask.show {
    display: block;
}

.mobile-nav-list {
    padding: 0;
}

.mobile-nav-item {
    font-size: 22px;
    color: #111;
    padding: 28px 24px 28px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 500;
    background: #fff;
    text-decoration: none;
}

.mobile-nav-arrow {
    font-size: 26px;
    color: #111;
    margin-left: 8px;
}

.mobile-nav-divider {
    height: 1px;
    background: #eee;
    margin: 0 24px;
}

.mobile-nav-close-btn {
    position: absolute;
    left: 50%;
    bottom: -80px;
    transform: translate(-50%, -50%);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 38px;
    color: #222;
    cursor: pointer;
    z-index: 1003;
}
.help-date{
    font-size: 14px;  color: #5F7596;
}
@media (min-width: 900px) {

    .mobile-nav-mask,
    .mobile-nav-menu {
        display: none !important;
    }
}

.pagination {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin: 24px 0 0 0;
}
.page-btn {
    background: #fff;
    border: 1px solid #2269FF;
    color: #2269FF;
    border-radius: 6px;
    padding: 4px 14px;
    font-size: 15px;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}
.page-btn.active,
.page-btn:hover {
    background: #2269FF;
    color: #fff;
}
.page-ellipsis {
    color: #888;
    padding: 4px 8px;
    font-size: 15px;
}

.user-dropdown {
    position: relative;
    display: inline-block;
}

.user-dropdown .user {
    cursor: pointer;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(50%);
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    min-width: 120px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    margin-top: 8px;
}

.user-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    cursor: pointer;
    transition: background-color 0.2s;
    font-size: 14px;
    color: #333;
}

.dropdown-item:hover {
    background-color: #f5f5f5;
}

.dropdown-item:first-child {
    border-radius: 8px 8px 0 0;
}

.dropdown-item:last-child {
    border-radius: 0 0 8px 8px;
}

.dropdown-icon {
    margin-right: 8px;
    font-size: 16px;
    color: #666;
}

/* =====================
   PC 容器最大宽度响应规则（仅 ≥ sm 生效）
   xs (<600px) 保持现有样式不变
   ===================== */

/* sm: 600px - 959px */
@media (min-width: 600px) {
    /* 仅控制 PC 场景的容器最大宽度 */
    .header-inner-pc,
    .main,
    .footer-inner {
        max-width: 959px;
    }
}

/* md: 960px - 1279px */
@media (min-width: 960px) {
    .header-inner-pc,
    .main,
    .footer-inner {
        max-width: 960px;
    }
}

/* lg: 1280px - 1919px */
@media (min-width: 1280px) {
    .header-inner-pc,
    .main,
    .footer-inner {
        max-width: 1280px;
    }
}

/* xl: 1920px - 2559px */
@media (min-width: 1920px) {
    .header-inner-pc,
    .main,
    .footer-inner {
        max-width: 1920px;
    }
}

/* xxl: ≥ 2560px */
@media (min-width: 2560px) {
    .header-inner-pc,
    .main,
    .footer-inner {
        max-width: 2400px;
    }
}

/* 说明：
   - 以上仅调整 PC 场景的最大宽度（≥600px）。
   - 移动端（<600px）保持现有布局与样式，不做变更。 */

.pagination .list_page {
    overflow: hidden;
    display: flex;
    align-items: center;
    margin-top: 40px;
    justify-content: center;
    gap: 8px;
}

.help-desc {
    font-size: 14px;
    color: #222;
    opacity: 0.8;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 500px;
}

@media screen and ( max-width: 640px){
    .detail-card img{
        width: 100%;
    }
}