:root {
    --font-size: 16px;
    --max-width: 1500px;
    --header-height: 80px;
    --aside-width: 300px;
    --padding: 16px;
    --hover-color: rgba(64, 158, 255, 1);
    --light-color: rgba(96, 98, 102, 1);
    --black--color: rgba(0, 0, 0, 1);
    --white-color: rgba(255, 255, 255, 1);
    --context-bk-color: rgba(227, 235, 237, 0.7);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-size: var(--font-size);
    font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
    height: 100vh;
    background: url('/public/pic/b-1ea0f3f6a0a4a6b3a5ac777a99d11f93.jpg') no-repeat fixed center / cover;
    -webkit-font-smoothing: antialiased;
}

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

.el-dialog {
    border-radius: 15px;
}
.el-divider--horizontal {
    margin: 12px 0;
}
.category-dropdown .el-dropdown-link{
    padding: 0 !important;
}

.header {
    color: var(--white-color);
    font-size: 20px;
    font-style: italic;
    max-width: var(--max-width);
    height: var(--header-height);
    z-index: 1000;
    border-radius: 0 0 15px 15px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    margin: 0 auto;
    padding: 0 var(--padding);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;

}

.header-back-color {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(5, 216, 250, 0.5);
}

.header-hidden {
    transform: translateY(-100%);
}


.header-left {
    justify-self: start;
}

.header-center {
    justify-self: center;
}

.header-right {
    justify-self: end;
}

/* 彩色文字 */
.colorful-text {
    -webkit-text-fill-color: transparent;
    background: linear-gradient(94.75deg, rgb(60, 172, 247) 0%, rgb(131, 101, 253) 43.66%, rgb(255, 141, 112) 64.23%, rgb(247, 201, 102) 83.76%, rgb(172, 143, 100) 100%);
    -webkit-background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 50px;
}

.mobile-nav-links {
    padding: 20px;
    font-size: 20px
}

.mobile-nav-title {
    margin-top: 10px;
}

.mobile-nav-title li {
    padding: 5px 16px;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.25s;
    display: flex;
    align-items: center;
    gap: 10px;
}

.category-dropdown {
    font-size: inherit;
    color: inherit;
}

.category-dropdown .el-dropdown-link {
    color: inherit;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: inherit;
    cursor: pointer;
    align-items: center;
}

.category-dropdown .el-dropdown-link:hover {
    color: var(--hover-color) !important;
}

.category-dropdown-menu {
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.5);
    padding-left: 10px;
    padding-right: 10px;
}

.category-dropdown-menu .el-dropdown-menu__item {
    font-size: 16px;
}

.category-dropdown-menu .el-dropdown-menu__item:hover,
.category-dropdown-menu .el-dropdown-menu__item:focus {
    background-color: transparent;
    color: var(--hover-color);
}


.search-input {
    position: absolute;
    top: 50%;
    right: 65px;
    transform: translateY(-50%);
    z-index: 1;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    overflow: hidden;
}

.search-input.collapsed {
    width: 0;
    opacity: 0;
    pointer-events: none;
}

.search-input.expanded {
    width: 260px;
    opacity: 1;
    pointer-events: auto;
}

.search-input .el-input__inner {
    background: rgba(255, 255, 255, 0);
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: #fff !important;
    border-radius: 20px;
    height: 36px;
    font-size: 13px;
    backdrop-filter: blur(10px);
}

.search-input .el-input__inner::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.search-input .el-input__suffix {
    color: rgba(255, 255, 255, 0.6);
}

.show-text {
    flex-direction: column;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 300px;
    width: 100%;
    text-align: center;
    color: white;
    padding-top: 20px;
}

.show-text-title {
    font-size: 2.5rem;
    color: white;
    font-weight: bold;
    font-style: italic;
    margin-bottom: 1rem;
}

.show-text-desc {
    font-size: 2rem;
    font-style: italic;
}
.middle-container {
    display: grid;
    grid-template-columns: var(--aside-width) 1fr;
    gap: 20px;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--padding);
}

.main {
    padding: 15px 0 0 0;
    overflow: hidden;
    width: 100%;
}
.main-card{
    background: var(--context-bk-color);
    border-radius: 20px;
    margin-bottom: 20px;
    border-bottom: 1px solid transparent;
}
.main-title {
    min-height: 0;
    font-size: 24px;
    text-align: center;
    padding: 5px;
}
.no-data{
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
    font-size: 24px;
}
.article-card{
    background-repeat: no-repeat;
    background-size: 100% 100%;
}
.article-card-cover {
    display: block;
    width: 100%;
    height: 300px;
}
.article-card-info {
    padding: 24px;
    background-color: var(--context-bk-color);
    border-radius: 0 0 20px 20px;
}
.article-card-info-title {
    display: block;
    font-size: 24px;
}
.article-card--more {
    margin-top: 8px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
}
.article-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-right: 16px;
}
.common-tag {
    height: 18px;
    line-height: 18px;
    background: rgba(255, 255, 255, 0.6);
    padding: 0 4px;
    border-radius: 4px;
    font-size: 14px;
    white-space: nowrap;
    margin-right: 8px;
}
.category-tag {
    background: rgba(163, 255, 255, 0.6);
}
.article-card-time {
    white-space: nowrap;
}

.article-card-time > span {
    font-size: 14px;
}

.pagination {
    margin-top: 1rem;
    display: flex;
    gap: 4px;
    align-items: center;
    justify-content: center;
}

.pagination i {
    display: block;
    border-radius: 1rem;
    text-align: center;
    width: 2rem;
    height: 2rem;
    line-height: 2rem;
    background-color: white;
    color: var(--hover-color);
    font-size: 14px;
    font-style: normal;
}

.pagination i:hover, .pagination i.active {
    background-color: var(--hover-color);
    color: white;
}

.article-info-header{
    text-align: center;
    padding: 15px;
}
.article-info-title{
    font-size: 30px;
    font-weight: bold;
}
.article-info-content{
    padding: 15px;
}
.article-info-content a{
    font-style: italic;
    color: var(--hover-color);
}
.article-info-content a:hover {
    text-decoration: underline;
}

.article-info-content img {
    width: 100%;
    border-radius: 10px;

}
.article-info-content p {
    margin-bottom: 6px;
}


.article-info-content .emoji {
    cursor: auto;
    max-width: 20px;
    vertical-align: sub;
}

.article-info-content pre {
    margin: 5px 0;
    position: relative;
}
.article-info-content .hljs {
    border-radius: 5px;
}
.article-info-content div {
    word-wrap: break-word;
}


.article-info-content > table, .article-info-content > table th, .article-info-content > table td {
    border: 1px solid black;
}

.article-info-content > table {
    width: 100%;
    border-collapse: collapse;
}

.article-info-content .hljs-ln-n {
    color: #606266;
    text-align: right;
    padding-right: 8px;
}

.article-info-content .copy-button {
    color: var(--white-color);
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 5px 10px;
    cursor: pointer;
}

.article-info-content .copy-button:hover {
    color: var(--hover-color);
}

.article-info-content .copy-button.active {
    color: var(--hover-color);
}

.copyright-notice {
    margin: 15px;
    border: none;
    border-radius: 15px;
    background-color: rgba(146, 170, 191, 0.8);

}
.aside {
    width: var(--aside-width);

    position: sticky;
    /*初始0 */
    top: 0;
    align-self: start;
    transition: top 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: top;
    padding-top: 15px;
}

/*当header可见时，侧边栏下移header高度*/
.aside.aside-offset {
    top: var(--header-height);
}

.aside-card {
    background: var(--context-bk-color);;
    border-radius: 15px;
    padding: 15px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    margin-bottom: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
    max-height: 800px;
}

.user-avatar {
    margin-left: auto;
    margin-right: auto;
    width: 100%;
    text-align: center;
}

.avatar {
    margin-top: 16px;
    height: 90px;
    width: 90px;
}

.avatar img {
    transition: transform 0.5s;
}

.avatar img:hover {
    cursor: pointer;
    transform: rotate(360deg);
}

.sns-links {
    margin-top: 10px;
    font-size: 20px;
    text-align: center;
}

.el-statistic .con:hover {
    color: var(--hover-color);
    cursor: pointer;
}

.aside-card-top {
    font-size: 20px;
    text-align: left;
}

.catalog-content {
    overflow: auto;
    margin-bottom: 20px;
}

.catalog-content ul {
    list-style-type: none;
    padding-left: 16px;
    margin-block-start: 8px;
}

.catalog-content > ul {

}

.catalog-content ul li {
    padding-left: 0;
}

.catalog-content ul li a {
    color: var(--black--color);
}

.catalog-content ul li a:link {
    color: var(--black--color);
}

.catalog-content ul li a:hover {
    color: var(--hover-color);
    cursor: pointer;
}

.catalog-content ul li a.active {
    color: var(--hover-color);
}

.archive-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5px;
}

.archive-item {
    background: var(--context-bk-color);
    border-radius: 12px;
    padding: 14px 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    border: 1px solid transparent;
}

.archive-item:hover {
    border-color: var(--hover-color);
    transform: translateY(-2px);
}

.archive-item .title {
    font-size: 14px;
    color: rgba(21, 21, 35, 0.5);
}

.archive-item .count {
    font-size: 22px;
    font-weight: 700;
    color: rgba(21, 21, 35, 1);
}

.archive-item .unit {
    font-size: 11px;
    color: rgba(21, 21, 35, 0.5);
}


.footer {
    max-width: var(--max-width);
    border-radius: 15px;
    height: 100px;
    background-color: rgba(5, 216, 250, 0.5);
    margin: 20px auto;
    text-align: center;
    padding: 16px;
}
.footer div{
    margin: 2px;
}

.footer-tag {
    background: rgba(255, 255, 255, 0.2);
    padding: 1px 5px;
    border-radius: 4px;
    font-size: inherit;
    white-space: nowrap;
    margin-right: 8px;
}


.link-content{
    padding: 15px;
}
.link-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.link-list-item {
    height: 100px;
    background-color: var(--context-bk-color);
    border-radius: 16px;
    width: 100%;
    display: grid;
    grid-template-columns: 100px 1fr;
}
.link-avatar {
    width: 100px;
    height: 100px;
    border-radius: 16px 50px 50px 16px;
}
.link-info {
    width: 100%;
    height: 100px;
    padding: 15px;
    position: relative;
    min-width: 0
}
.link-info > a {
    font-weight: bold;
    display: block;
    font-size: 18px;
}
.link-info > span {
    margin-top: 8px;
    display: block;
    font-size: 16px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.link-info > .url-icon {
    display: block;
    position: absolute;
    left: 12px;
    bottom: 5px;
}
/* 响应式 ≤ 768px */
@media (max-width: 768px) {

    .middle-container{
        grid-template-columns:  1fr;
    }

    .link-list {
        grid-template-columns: 1fr;
    }
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 10px;
    height: 8px;
    background: rgb(255, 255, 255);
    border-radius: 5px;
}

::-webkit-scrollbar-track {
    background-color: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: rgba(0, 0, 0, 0.25);
    border-radius: 5px;
    border: 2px solid transparent;
    background-clip: content-box;
}

::-webkit-scrollbar-thumb:hover {
    background-color: rgba(0, 0, 0, 1);
}

.catalog ::-webkit-scrollbar {
    background: rgba(0, 0, 0, 0);
}