/* 主要样式文件 */



.posts-container.two-column {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}


.posts-container.three-column {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}


.error-404 {
    text-align: center;
}



.seasrch-header {
text-align: left;
margin-bottom: 2rem;
}

.archive-header {
    text-align: left;
margin-bottom: 2rem;
}

.seasrch-title,
.archive-title {
    color: var(--primary-color);
}







/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
            /* 字体平滑优化 */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-family);
    font-size: var(--body-font-size);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-color);
    transition: all 0.3s ease;

}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5px;
}


a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}


img {
    max-width: 100%;
    height: auto;
}

/* 网站头部 */
.site-header {
    background-color: transparent;
    /*border-bottom: 1px solid var(--border-color);*/
    padding: 15px 0;
    background: linear-gradient(90deg, rgba(255, 244, 211), rgb(223, 255, 226));
    position: relative; /* Added for mobile menu positioning */
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.site-branding {
    flex: 0 0 auto; /* Changed from flex: 1 */
}

.site-branding.center {
    text-align: center;
}

.site-branding.left {
    text-align: left;
}

.branding-wrapper {
    display: flex;
    align-items: center;
    gap: 15px;
}

.branding-wrapper.right {
    flex-direction: row;
    align-items: center;
}

.branding-wrapper.bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0px;
}

.branding-wrapper.center.bottom {
    align-items: center;
}

.title-container {
    display: flex;
    align-items: center;
}

.site-title {
    margin: 0;
    font-size: var(--title-font-size);
    font-weight: bold;
    /*font-family: Georgia, 'Times New Roman', Times, serif;*/
}

.site-title a {
    color: var(--text-primary);
    text-decoration: none;
}

.site-subtitle {
    color: var(--text-secondary);
    font-size: var(--subtitle-font-size);
    margin: 0px 0 0 0;
    white-space: nowrap;
}

.site-logo img {
    max-height: 60px;
    width: auto;
}

.header-custom-content {
    flex: 0 0 auto; /* Changed from flex: 1 */
    text-align: right;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* 夜间模式切换按钮 */
.dark-mode-toggle {
    background: none;
    border: 1px solid transparent;
    border-radius: 25px;
    width: 40px;
    height: 25px;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dark-mode-toggle:hover {
    border-color: var(--primary-color);
}

.dark-mode-toggle .sun-icon,
.dark-mode-toggle .moon-icon {
    position: absolute;
    font-size: 14px;
    transition: opacity 0.3s ease;
}

[data-theme="light"] .dark-mode-toggle .moon-icon,
html[data-theme="dark"] .dark-mode-toggle .sun-icon {
    opacity: 0;
}

[data-theme="light"] .dark-mode-toggle .sun-icon,
html[data-theme="dark"] .dark-mode-toggle .moon-icon {
    opacity: 1;
}



/* ==================== 基础导航样式 ==================== */
.navigation {
    background: none; /* Changed from gradient */
    border-bottom: none; /* Removed border */
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    flex-grow: 1; /* Added to take up space */
}

.nav-wrapper {
    position: relative;
    display: flex;
    justify-content: center; /* Changed from space-between */
    align-items: center;
}

.nav-menu,
.nav-menu ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu {
    display: flex;
}

.nav-menu li {
    position: relative;
}

.nav-menu li a {
    display: block;
    padding: 15px;
    color: var(--text-primary);
    text-decoration: none;
    position: relative;
    transition: color 0.3s ease;
    font-weight: bold;
    font-size: 1.02rem;
}

.nav-menu li a:hover {
    color: var(--primary-color);
    /*background-color: rgba(88, 209, 124, 0.1);*/
}

/* ==================== 激活状态样式 ==================== */
.nav-menu li.current-menu-item > a,
.nav-menu li.current-menu-ancestor > a,
.nav-menu li.current-page-ancestor > a,
.nav-menu li.current_page_item > a,
.nav-menu li.current_page_parent > a,
.nav-menu li.active > a {
    color: var(--primary-color);
    /*background-color: rgba(88, 209, 124, 0.1);*/
}

/* 激活状态下划线 */
.nav-menu > li.current-menu-item > a::before,
.nav-menu > li.current-menu-ancestor > a::before,
.nav-menu > li.current-page-ancestor > a::before,
.nav-menu > li.current_page_item > a::before,
.nav-menu > li.current_page_parent > a::before,
.nav-menu > li.active > a::before {
    content: '';
    position: absolute;
    bottom: 3%;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 2px;
    background-color: var(--primary-color);
    border-radius: 1px;
}

/* 悬停下划线效果 */
.nav-menu > li > a:hover::before {
    content: '';
    position: absolute;
    bottom: 3%;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 2px;
    background-color: var(--primary-color);
    border-radius: 1px;
}

/* ==================== 子菜单样式 ==================== */
.nav-menu li ul {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fff;
    /*border: 1px solid var(--border-color);*/
    border-radius: 5px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    min-width: 200px;
    z-index: 1001;
    transition: all 0.3s ease;

}

.nav-menu li:hover > ul {
    opacity: 1;
    visibility: visible;
    
}


/* 三级及以上子菜单位置调整 */
.nav-menu li ul ul {
    top: 0;
    left: 100%;
    margin-left: 1px;
}

.nav-menu li ul li a {
    padding: 8px 15px;
            font-weight: bold;
    font-size: 1rem;
    /*border-bottom: 1px solid var(--border-color);*/
    
}

.nav-menu li ul li:last-child a {
    border-bottom: none;
}

/* 子菜单激活状态 */
.nav-menu li ul li.current-menu-item > a,
.nav-menu li ul li.current-menu-ancestor > a,
.nav-menu li ul li.current-page-ancestor > a,
.nav-menu li ul li.current_page_item > a,
.nav-menu li ul li.current_page_parent > a,
.nav-menu li ul li.active > a {
    color: var(--primary-color);
    /*background-color: rgba(88, 181, 209, 0.15);*/
}

/* 子菜单激活状态左边框 */
.nav-menu li ul li.current-menu-item > a::before,
.nav-menu li ul li.current-menu-ancestor > a::before,
.nav-menu li ul li.current-page-ancestor > a::before,
.nav-menu li ul li.current_page_item > a::before,
.nav-menu li ul li.current_page_parent > a::before,
.nav-menu li ul li.active > a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    height: 100%;
    background-color: var(--primary-color);
    border-radius: 0 2px 2px 0;
}

/* ==================== 箭头图标 ==================== */
/* 下拉箭头 */
.nav-menu li.menu-item-has-children > a::after {
    content: "";
    display: inline-block;
    margin-left: 8px;
    border: 5px solid transparent;
    border-top-color: currentColor;
    vertical-align: middle;
    transition: transform 0.3s ease;
}

.nav-menu li.menu-item-has-children:hover > a::after {
    transform: rotate(180deg);
}

/* 右箭头 */
.nav-menu li ul li.menu-item-has-children > a::after {
    content: "";
    display: inline-block;
    margin-left: 10px;
    border: 6px solid transparent;
    border-left-color: currentColor;
    vertical-align: middle;
    transition: transform 0.3s ease;
}

.nav-menu li ul li.menu-item-has-children:hover > a::after {
    transform: rotate(90deg);
}

/* ==================== 移动端菜单按钮 ==================== */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 25px;
    color: var(--text-primary);
}

.menu-icon {
    display: block;
    width: 25px;
    height: 3px;
    background-color: currentColor;
    position: relative;
    transition: all 0.3s ease;
}

.menu-icon::before,
.menu-icon::after {
    content: '';
    position: absolute;
    left: 0;
    width: 25px;
    height: 3px;
    background-color: currentColor;
    transition: all 0.3s ease;
}

.menu-icon::before { top: -8px; }
.menu-icon::after { top: 8px; }

/* 激活状态动画 */
.menu-toggle.active .menu-icon {
    background-color: var(--border-color);
}

.menu-toggle.active .menu-icon::before {
    transform: rotate(45deg);
    top: 0;
}

.menu-toggle.active .menu-icon::after {
    transform: rotate(-45deg);
    top: 0;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 768px) {
    /* 显示菜单按钮 */
    .menu-toggle {
        display: flex;
    }

    .nav-wrapper {
        justify-content: flex-end; /* Position mobile toggle to the right */
        position: static; /* Change positioning context for dropdown */
    }

    /* 移动端菜单布局 */
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--background-color);
        border: 1px solid var(--border-color);
        border-top: none;
        flex-direction: column;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        z-index: 999;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu li {
        width: 100%;
        /*border-bottom: 1px solid var(--border-color);*/
    }

    .nav-menu li:last-child {
        border-bottom: none;
    }

    .nav-menu li a {
        padding: 15px 20px;
    }

    /* 移动端激活状态改为左边框 */
    .nav-menu > li.current-menu-item > a::before,
    .nav-menu > li.current-menu-ancestor > a::before,
    .nav-menu > li.current-page-ancestor > a::before,
    .nav-menu > li.current_page_item > a::before,
    .nav-menu > li.current_page_parent > a::before,
    .nav-menu > li.active > a::before {
        left: 0;
        top: 0;
        bottom: 0;
        width: 4px;
        height: 100%;
        transform: none;
        border-radius: 0 2px 2px 0;
    }

    .nav-menu li.current-menu-item > a,
    .nav-menu li.current-menu-ancestor > a,
    .nav-menu li.current-page-ancestor > a,
    .nav-menu li.current_page_item > a,
    .nav-menu li.current_page_parent > a,
    .nav-menu li.active > a {
        background-color: rgba(88, 181, 209, 0.15);
    }

    /* 移动端子菜单 */
    .nav-menu li ul {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-radius: 0;
        background-color: rgba(0,0,0,0.05);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .nav-menu li.submenu-open ul {
        max-height: 300px;
    }

    .nav-menu li ul li a {
        padding-left: 40px;
        font-size: 0.9rem;
    }

    /* 移动端箭头调整 */
    .nav-menu li.menu-item-has-children > a::after {
        position: absolute;
        right: 20px;
        transform: rotate(0deg);
    }

    .nav-menu li.submenu-open > a::after {
        transform: rotate(180deg);
    }
}



/* 主要内容区域 */
.site-content {
    padding: 30px 0;
    min-height: calc(100vh - 200px);
}

.content-area {
    display: flex;
    gap: 40px;
}

.content-area.two-column .content-main {
    flex: 2;
}

.content-area.three-column .content-main {
    flex: 2;
}

.content-main {
    flex: 1;
}

/* 文章列表样式 */
.posts-container {
    display: grid;
    gap: 30px;
}

.post-item {
    background-color: transparent;

    padding: 0px;

}

.post-item:hover {

}

.post-thumbnail {
    margin-bottom: 20px;
    border-radius: 8px;
    overflow: hidden;
}

.post-thumbnail img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.post-thumbnail:hover img {
    transform: scale(1.05);
}

.entry-header {
    margin-bottom: 15px;
}

.entry-title {
    font-size: 1.25rem;
    margin-bottom: 10px;
    line-height: 1.3;
    font-weight: bold;
}

.entry-title a {
    color: var(--text-primary);
    text-decoration: none;
}

.entry-title a:hover {
    color: var(--primary-color);
    /* text-decoration: underline;
    text-decoration-thickness: 1px; 调整线条粗细 */
    /* text-decoration-color: var(--primary-color); 调整线条颜色 */
    /* text-underline-offset: 4px; /* 可选：调整下划线与文字的距离 */
}

.entry-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-top: 10px;
}

.entry-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.1em;
}

.entry-meta svg {
    width: 1.1em;
    height: 1.1em;
    vertical-align: middle;
    margin-right: 3px;
}

.entry-meta a {
    color: var(--text-secondary);
    text-decoration: none;
}

.entry-meta a:hover {
    color: var(--primary-color);
}

.cat-links a,
.tags-links a {
    font-size: 0.95rem;
    margin-right: 3px;
    color: var(--primary-color);
}

.tags-links a:hover,
.cat-links a:hover {

    color: var(--primary-color);
}

.tag-single,
.cat-single {

    font-size: 0.9rem;
    margin-right: 5px;
}

.tag-single:hover,
.cat-single:hover {
    color: var(--primary-color);
}


.entry-summary {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 分页样式 */
.pagination-nav {
    margin-top: 40px;
    text-align: center;
}

.pagination {
    display: inline-flex;
    list-style: none;
    gap: 5px;
    margin: 0;
    padding: 0;
}

.pagination li a,
.pagination li span {
    display: block;
    padding: 10px 15px;
    color: var(--text-primary);
    text-decoration: none;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    transition: all 0.3s ease;
}

.pagination li a:hover,
.pagination li span.current {
    background-color: #47885e;
    color: white;
    /*border-color: var(--primary-color);*/
}

/* 侧边栏样式 */
.sidebar {
    flex: 0 0 330px;
}

.widget {
    background-color: transparent;

    padding-top: 20px;

}

.widget-search {
    padding-top: 0px;
}

.widget-title {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--text-primary);
    border-bottom: 1px solid rgb(88, 181, 209);
    padding-bottom: 8px;
}



.widget ul {
    list-style: none;
    padding: 0;
}

.widget ul li {
    margin-bottom: 8px;
    padding-bottom: 8px;
    /*border-bottom: 1px solid var(--border-color);*/
}

.widget ul li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.widget ul li a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.widget ul li a:hover {
        text-decoration: underline;
    text-decoration-thickness: 1px; /* 调整线条粗细 */
    text-decoration-color: var(--primary-color); /* 调整线条颜色 */
    text-underline-offset: 4px; /* 可选：调整下划线与文字的距离 */
}

.widget-categories ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0;
}

.widget-categories ul li {
  width: 50%; /* 每行两个 */
  box-sizing: border-box;
  margin: 0 0 0.5em 0;
}




.tagcloud a {
    display: inline-block;
    margin: 3px;
    padding: 3px 8px;
    background: #f5f5f5;
    color: var(--text-secondary);
    border-radius: 3px;
    font-size: 0.9rem !important;
    text-decoration: none;
    transition: all 0.3s ease;
}

.tagcloud a:hover {
    background-color: var(--primary-color);
    color: white;
}

/* 单篇文章样式 */
.single-post {


    padding: 0px;

}

.breadcrumbs-wrapper {
    margin-bottom: 20px;

    padding: 5px;
}

.breadcrumbs {
    font-size: 1rem;
    color: var(--text-secondary);
}

.breadcrumbs a {
    color: var(--text-secondary);
    text-decoration: none;
}

.breadcrumbs a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.breadcrumbs .current {
    color: var(--primary-color);
}

.single-post .entry-title {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.single-post .entry-meta {

    padding: 5px;

    margin-bottom: 25px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.95rem;
}


.meta-item {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

.meta-label {
    font-weight: bold;
    color: var(--text-primary);
    margin-right: 5px;
}

.entry-content {
    line-height: 1.8;
    color: var(--text-primary);
}

.entry-content h1,
.entry-content h2,
.entry-content h3,
.entry-content h4,
.entry-content h5,
.entry-content h6 {
    color: var(--text-primary);
    margin: 25px 0 15px 0;
    line-height: 1.3;
}

.entry-content h2 {
    font-size: var(--h2-size, 1.8rem);
    border-left: 4px solid var(--primary-color);
    padding-left: 15px;
}

.entry-content h3 {
    font-size: var(--h3-size, 1.5rem);
}

.entry-content p {
    margin-bottom: 15px;
}

.entry-content ul,
.entry-content ol {
    margin: 15px 0 15px 30px;
}

.entry-content li {
    margin-bottom: 5px;
}

.entry-content blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: 20px;
    margin: 20px 0;
    font-style: italic;
    color: var(--text-secondary);
}

.entry-content code {
    background-color: rgb(242, 248, 227);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'JetBrains Mono', 'Fira Code', 'Source Code Pro', 'SF Mono', Monaco, Consolas, monospace;
}

.entry-content pre {
    background-color: var(--border-color);
    padding: 1px;
    border-radius: 5px;
    overflow-x: auto;
    margin: 20px 0;
}




/* 上一篇下一篇导航样式 */
.post-navigation {
    margin: 10px 20px 0 0;
    padding: 10px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.post-navigation .nav-links {
    display: flex;
    justify-content: space-between;
    gap: 30px;
}

.post-navigation .nav-previous,
.post-navigation .nav-next {
    flex: 1;
    max-width: 48%;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 10px;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.post-navigation .nav-previous {
    text-align: left;
    /*background: linear-gradient(135deg, rgba(88, 181, 209, 0.2), rgba(88, 181, 209, 0.1));
    border: 1px solid rgba(88, 181, 209, 0.1);*/
}

.post-navigation .nav-next {
    text-align: right;
    /*background: linear-gradient(135deg, rgba(71, 136, 94, 0.1), rgba(71, 136, 94, 0.2));*/
    /*border: 1px solid rgba(71, 136, 94, 0.1);*/
}

.post-navigation .nav-previous:hover {
    /*border: 1px solid rgba(88, 181, 209, 0.5);*/

}
.post-navigation .nav-next:hover {
    /*transform: translateY(-2px);*/
    /*box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(71, 136, 94, 0.5);*/
}

.post-navigation .nav-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 5px;
    margin-bottom: 5px;
}

.post-navigation .nav-next .nav-subtitle {
    justify-content: flex-end;
}

.post-navigation .nav-subtitle.nav-empty {
    color: var(--border-color);
    opacity: 0.6;
}

.post-navigation .nav-subtitle svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.post-navigation .nav-title {
    font-size: 1.2rem;
    font-weight: bold;
    line-height: 1.4;
}

.post-navigation .nav-title a {
    color: var(--text-primary);
    text-decoration: none;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
}

.post-navigation .nav-title a:hover {
    color: var(--primary-color);
}

.post-navigation .nav-thumbnail {
    margin-top: 12px;
    border-radius: 6px;
    overflow: hidden;
    width: 80px;
    height: 60px;
}

.post-navigation .nav-next .nav-thumbnail {
    margin-left: auto;
}

.post-navigation .nav-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.post-navigation .nav-thumbnail:hover img {
    transform: scale(1.1);
}

/* 移动端上一篇下一篇导航响应式样式 */
@media (max-width: 768px) {
    .post-navigation .nav-links {
        flex-direction: column;
        gap: 20px;
    }
    
    .post-navigation .nav-previous,
    .post-navigation .nav-next {
        max-width: 100%;
        padding: 15px;
    }
    
    .post-navigation .nav-next {
        text-align: left;
    }
    
    .post-navigation .nav-next .nav-subtitle {
        justify-content: flex-start;
        flex-direction: row-reverse;
    }
    
    .post-navigation .nav-next .nav-thumbnail {
        margin-left: 0;
    }
    
    .post-navigation .nav-thumbnail {
        width: 60px;
        height: 45px;
    }
}





.entry-tags {
    margin: 30px 10px 0 0;
    padding: 10px 0;
    /*border-top: 1px solid #e0e0e0;*/
    /*border-bottom: 1px solid #e0e0e0;*/
    display: flex;
    align-items: center;
    gap: 1px;
    flex-wrap: wrap;
    font-size: 16px;
}

.tags-label {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--text-primary);
    font-weight: 500;
    min-width: fit-content;
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.tag-link {
    display: inline-block;
    padding: 3px 8px;
    background: #f5f5f5;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 3px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.tag-link:hover {
    /*text-decoration: underline;
    text-decoration-thickness: 1px; /* 调整线条粗细 */
    /*text-decoration-color: var(--primary-color); /* 调整线条颜色 */
    /*text-underline-offset: 4px; /* 可选：调整下划线与文字的距离 */
    background: var(--primary-color);
    color: white;
}



/* 相关文章样式 */
.related-posts {
    margin-top: 10px;
    padding-top: 10px;
    /*border-top: 2px solid var(--border-color);*/
}

.related-posts-title {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, auto);
    gap: 0px;
}

.related-post-item {

}

.related-post-item:hover {

}

.related-post-thumbnail img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.related-post-content {
    padding: 2px;
}

.related-post-title {

    font-size: 1.2rem;
    margin-bottom: 8px;
    line-height: 1.3;
    font-weight: 500;
}

.related-post-title a {
    color: var(--primary-color);
    text-decoration: none;
}

.related-post-title a:hover {
            text-decoration: underline;
    text-decoration-thickness: 1px; /* 调整线条粗细 */
    text-decoration-color: var(--primary-color); /* 调整线条颜色 */
    text-underline-offset: 4px; /* 可选：调整下划线与文字的距离 */
}

.related-post-date {
    font-size: 0.9rem;
    color: var(--text-secondary);
}











/* 网站底部 */
.site-footer {
    background-color: transparent;
    /*border-top: 1px solid var(--border-color);*/
    margin-top: 40px;
}

.footer-widgets {
    padding: 40px 0;
}

.footer-widgets-grid {
    display: grid;
    gap: 30px;
}

.footer-widgets-grid.columns-1 { grid-template-columns: 1fr; }
.footer-widgets-grid.columns-2 { grid-template-columns: repeat(2, 1fr); }
.footer-widgets-grid.columns-3 { grid-template-columns: repeat(3, 1fr); }
.footer-widgets-grid.columns-4 { grid-template-columns: repeat(4, 1fr); }

.footer-widget {
    background-color: transparent;
    padding: 20px;
    border-radius: 8px;
}

.footer-widget-title {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.site-info {
    background-color: transparent;
    padding: 20px 0;
    background: linear-gradient(90deg, rgb(223, 255, 226), rgba(255, 244, 211));
}

.footer-info-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.copyright {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 10px;
    align-items: center;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.sep {
    color: var(--text-secondary);
}

/* 返回顶部按钮 */
#back-to-top {
    background-color: var(--primary-color);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: all 0.3s ease;
    position: fixed;
    bottom: 30px;
    right: 30px;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

#back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

#back-to-top:hover {
    background-color: var(--secondary-color);
    transform: scale(1.1);
}

.back-to-top-text {
    font-size: 10px;
    margin-top: 2px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .header-content {
        flex-direction: row; /* Changed from column */
        text-align: left; /* Changed from center */
        gap: 15px;
        justify-content: space-between; /* Ensure space-between on mobile */
    }
    
    .branding-wrapper {
        flex-direction: row !important; /* Changed from column */
        align-items: center !important;
        gap: 8px;
        text-align: left; /* Changed from center */
    }
    
    .site-subtitle {
        white-space: normal;
        text-align: left; /* Changed from center */
        display: none; /* Hide subtitle on small screens for simplicity */
    }
    
    .menu-toggle {
        display: block;
    }
    

    
    .content-area {
        flex-direction: column;
        gap: 20px;
    }
    
    .sidebar {
        flex: none;
        width: 100%;
    }
    
    .single-post .entry-meta {
        grid-template-columns: 1fr;
    }
    
    .related-posts-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-widgets-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-info-content {
        flex-direction: column;
        text-align: center;
    }
    
    .pagination {
        flex-wrap: wrap;
        gap: 5px;
    }
    
    .entry-meta {
        flex-direction: column;
        gap: 8px;
    }
}