/*
 * 极简主义 + 瑞士国际主义风格
 * 单色调、系统字体、细线分隔、大量留白、零圆角阴影渐变
 */

/* 引入字体 - Noto Serif SC 中文衬线字体，更适合阅读 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@300;400;500;600;700&display=swap');

/* CSS 变量 - 支持深色模式 */
:root {
    --bg-color: #fff;
    --text-color: #000;
    --border-color: #000;
    --secondary-text: #666;
    --tertiary-text: #999;
    --hover-bg: #f5f5f5;
    --link-color: #000;
    --code-bg: #f8f8f8;
    --blockquote-border: #000;
    --mark-bg: #fff3b0;
    --mark-color: #000;
    /* 代码高亮颜色 - 浅色主题 */
    --code-keyword: #d73a49;
    --code-string: #032f62;
    --code-comment: #6a737d;
    --code-number: #005cc5;
    --code-function: #6f42c1;
    --code-class: #22863a;
    --code-operator: #d73a49;
    --code-punctuation: #24292e;
    --code-variable: #e36209;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a;
        --text-color: #fff;
        --border-color: #333;
        --secondary-text: #999;
        --tertiary-text: #666;
        --hover-bg: #2a2a2a;
        --link-color: #fff;
        --code-bg: #2a2a2a;
        --blockquote-border: #fff;
        --mark-bg: #5c4a00;
        --mark-color: #fff;
        /* 代码高亮颜色 - 深色主题 (Monokai inspired) */
        --code-keyword: #f92672;
        --code-string: #e6db74;
        --code-comment: #75715e;
        --code-number: #ae81ff;
        --code-function: #a6e22e;
        --code-class: #a6e22e;
        --code-operator: #f92672;
        --code-punctuation: #f8f8f2;
        --code-variable: #fd971f;
    }
}

[data-theme="light"] {
    --bg-color: #fff;
    --text-color: #000;
    --border-color: #000;
    --secondary-text: #666;
    --tertiary-text: #999;
    --hover-bg: #f5f5f5;
    --link-color: #000;
    --code-bg: #f8f8f8;
    --blockquote-border: #000;
    --mark-bg: #fff3b0;
    --mark-color: #000;
    --code-keyword: #d73a49;
    --code-string: #032f62;
    --code-comment: #6a737d;
    --code-number: #005cc5;
    --code-function: #6f42c1;
    --code-class: #22863a;
    --code-operator: #d73a49;
    --code-punctuation: #24292e;
    --code-variable: #e36209;
}

[data-theme="dark"] {
    --bg-color: #1a1a1a;
    --text-color: #fff;
    --border-color: #333;
    --secondary-text: #999;
    --tertiary-text: #666;
    --hover-bg: #2a2a2a;
    --link-color: #fff;
    --code-bg: #2a2a2a;
    --blockquote-border: #fff;
    --mark-bg: #5c4a00;
    --mark-color: #fff;
    --code-keyword: #f92672;
    --code-string: #e6db74;
    --code-comment: #75715e;
    --code-number: #ae81ff;
    --code-function: #a6e22e;
    --code-class: #a6e22e;
    --code-operator: #f92672;
    --code-punctuation: #f8f8f2;
    --code-variable: #fd971f;
}

/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 21px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Noto Serif SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.8;
    transition: background 0.3s, color 0.3s;
}

/* 容器 */
.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 60px 20px;
}

/* 头部 */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* margin-bottom: 60px; */
    padding-bottom: 20px;
    /* border-bottom: 1px solid var(--border-color); */
}

.site-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.site-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.site-title {
    font-size: 24px;
    font-weight: bold;
    letter-spacing: -0.5px;
}

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

.site-subtitle {
    font-size: 13px;
    color: var(--secondary-text);
    margin-top: 2px;
}

/* 导航 */
.site-nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-link {
    color: var(--secondary-text);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--text-color);
}

.theme-toggle {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    font-size: 12px;
    cursor: pointer;
    font-family: 'Noto Serif SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    padding: 6px 14px;
    transition: all 0.2s;
}

.theme-toggle:hover {
    background: var(--text-color);
    color: var(--bg-color);
}

/* 文章列表 */
.posts-list {
    list-style: none;
}

.post-item {
    padding: 20px 0;
    /* border-bottom: 1px solid var(--border-color); */
}

.post-item:last-child {
    border-bottom: none;
}

.post-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 8px;
}

.post-title a {
    color: var(--text-color);
    text-decoration: none;
    transition: opacity 0.2s;
}

.post-title a:hover {
    opacity: 0.7;
}

.post-meta {
    font-size: 12px;
    color: var(--tertiary-text);
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.post-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    color: var(--secondary-text);
    text-decoration: none;
    font-size: 12px;
    transition: .2s;
}

.tag:hover {
    color: var(--text-color);
    transition: .2s;
}

/* 文章详情 */
.article-header {
    margin-bottom: 40px;
}

.article-title {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 15px;
}

.article-meta {
    font-size: 12px;
    color: var(--tertiary-text);
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* 文章内容 */
.article-content {
    font-size: 16px;
    line-height: 1.9;
}

.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
    margin-top: 40px;
    margin-bottom: 15px;
    font-weight: 500;
}

.article-content h1 { font-size: 24px; }
.article-content h2 { font-size: 20px; }
.article-content h3 { font-size: 18px; }
.article-content h4 { font-size: 16px; }

/* .article-content p {
    margin-bottom: 20px;
} */

.article-content a {
    color: var(--text-color);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.article-content a:hover {
    opacity: 0.7;
}

.article-content img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 30px 0;
}

.article-content blockquote {
    margin: 30px 0;
    padding: 15px 20px;
    border-left: 2px solid var(--blockquote-border);
    color: var(--secondary-text);
    background: var(--hover-bg);
}

/* 行内代码 */
.article-content code {
    background: var(--code-bg);
    padding: 2px 6px;
    font-size: 14px;
    font-family: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
}

/* 代码块 */
.article-content pre {
    background: var(--code-bg);
    padding: 20px;
    overflow-x: auto;
    margin: 25px 0;
    font-size: 14px;
    line-height: 1.6;
}

.article-content pre code {
    background: none;
    padding: 0;
    font-size: 14px;
}

/* 代码高亮 - CSS 类名对应 Pygments */
.highlight { margin: 25px 0; }
.highlight pre { margin: 0; padding: 20px; background: var(--code-bg); overflow-x: auto; }
.highlight code { background: none; }

/* Pygments 语法高亮 - 使用 CSS 变量实现深浅主题切换 */
.highlight .hll { background: var(--code-bg); }
.highlight .c, .highlight .c1, .highlight .cm, .highlight .cs { color: var(--code-comment); font-style: italic; }
.highlight .k, .highlight .kc, .highlight .kd, .highlight .kn, .highlight .kp, .highlight .kr, .highlight .kt { color: var(--code-keyword); }
.highlight .s, .highlight .s1, .highlight .s2, .highlight .sb, .highlight .sc, .highlight .sd, .highlight .se, .highlight .sh, .highlight .si, .highlight .sr, .highlight .ss, .highlight .sx { color: var(--code-string); }
.highlight .m, .highlight .mf, .highlight .mh, .highlight .mi, .highlight .mo, .highlight .il { color: var(--code-number); }
.highlight .nf, .highlight .fm, .highlight .nx { color: var(--code-function); }
.highlight .nc, .highlight .nn, .highlight .no, .highlight .nv, .highlight .vc, .highlight .vg, .highlight .vi { color: var(--code-class); }
.highlight .o, .highlight .ow { color: var(--code-operator); }
.highlight .p, .highlight .pi { color: var(--code-punctuation); }
.highlight .nt, .highlight .na, .highlight .bp { color: var(--code-variable); }
.highlight .err { color: var(--code-keyword); }
.highlight .gd { color: var(--code-keyword); }
.highlight .gi { color: var(--code-class); }
.highlight .ge { font-style: italic; }
.highlight .gs { font-weight: bold; }
.highlight .w { color: var(--code-punctuation); }

.article-content ul,
.article-content ol {
    margin: 20px 0;
    padding-left: 30px;
}

.article-content li {
    margin-bottom: 8px;
}

.article-content hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 40px 0;
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
}

.article-content th,
.article-content td {
    padding: 10px;
    border: 1px solid var(--border-color);
    text-align: left;
}

.article-content th {
    font-weight: 500;
}

/* 文章底部 */
.article-footer {
    margin-top: 60px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.article-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.article-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.article-nav-link {
    color: var(--secondary-text);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.article-nav-link:hover {
    color: var(--text-color);
}

/* 归档页 */
.archive-title {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--secondary-text);
    margin-bottom: 20px;
    margin-top: 40px;
}

.archive-title:first-child {
    margin-top: 0;
}

.archive-list {
    list-style: none;
}

.archive-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.archive-item:last-child {
    border-bottom: none;
}

.archive-item a {
    color: var(--text-color);
    text-decoration: none;
    transition: opacity 0.2s;
}

.archive-item a:hover {
    opacity: 0.7;
}

.archive-date {
    font-size: 13px;
    color: var(--tertiary-text);
    font-family: 'SF Mono', 'Consolas', monospace;
}

/* 标签页 */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 60px 0px 60px 0px;
}

.tag-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 15px;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    text-decoration: none;
    font-size: 13px;
    transition: background 0.2s;
}

.tag-item:hover {
    background: var(--hover-bg);
}

.tag-count {
    color: var(--secondary-text);
    font-size: 12px;
}

/* 页脚 */
.site-footer {
    margin-top: 50px;
    /* padding-top: 20px; */
    /* border-top: 1px solid var(--border-color); */
    font-size: 12px;
    color: var(--tertiary-text);
    text-align: center;
}

.site-footer a {
    color: var(--secondary-text);
    text-decoration: none;
    margin: 3px;
    transition: .2s;
}

.site-footer a:hover {
    color: var(--text-color);
    transition: .2s;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    font-size: 13px;
    color: var(--secondary-text);
}

.pagination a {
    color: var(--secondary-text);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s;
}

.pagination a:hover {
    color: var(--text-color);
}

/* 搜索框 */
.search-container {
    position: relative;
    margin-bottom: 40px;
}

.search-input {
    width: 100%;
    padding: 12px 0;
    border: none;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
    background: transparent;
    color: var(--text-color);
    outline: none;
    transition: border-color 0.2s;
    font-family: 'Noto Serif SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

.search-input:focus {
    border-bottom-width: 2px;
}

.search-input::placeholder {
    color: var(--tertiary-text);
}

/* 搜索结果 */
.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    max-height: 400px;
    overflow-y: auto;
    display: none;
    z-index: 100;
}

.search-results.active {
    display: block;
}

.search-result-item {
    display: block;
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background 0.2s;
    text-decoration: none;
    color: var(--text-color);
}

.search-result-item:hover {
    background: var(--hover-bg);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-title {
    font-size: 14px;
    margin-bottom: 5px;
}

.search-result-meta {
    font-size: 12px;
    color: var(--tertiary-text);
}

/* 搜索高亮 */
mark {
    background: var(--mark-bg);
    color: var(--mark-color);
    padding: 0 2px;
}

/* 评论区 */
.comments-section {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.comments-title {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--secondary-text);
    margin-bottom: 20px;
}

.section-title {
    font-size: 24px;
    font-weight: bold;
}

/* APlayer 音乐播放器适配 */
.aplayer {
    margin: 30px 0;
    font-family: inherit !important;
}

.aplayer .aplayer-info {
    padding: 9px 7px 0 10px;
}

.aplayer .aplayer-music .aplayer-author {
    color: var(--secondary-text);
}

/* 深色模式下 APlayer 样式 */
[data-theme="dark"] .aplayer {
    background: var(--code-bg) !important;
    color: var(--text-color) !important;
}

[data-theme="dark"] .aplayer .aplayer-list ol li {
    border-color: var(--border-color) !important;
    color: var(--text-color) !important;
}

[data-theme="dark"] .aplayer .aplayer-list ol li:hover {
    background: var(--hover-bg) !important;
}

[data-theme="dark"] .aplayer .aplayer-list ol li.aplayer-list-light {
    background: var(--hover-bg) !important;
}

/* 响应式 */
@media (max-width: 600px) {
    .container {
        padding: 40px 20px;
    }

    .site-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .site-nav {
        width: 100%;
        justify-content: space-between;
    }

    .article-title {
        font-size: 24px;
    }

    .article-content {
        font-size: 15px;
    }

    .article-content pre {
        padding: 15px;
        font-size: 13px;
    }
}

/* 打印样式 */
@media print {
    .site-nav,
    .theme-toggle,
    .article-nav,
    .pagination,
    .comments-section,
    .aplayer {
        display: none !important;
    }

    body {
        background: #fff;
        color: #000;
    }
}

/* 选择文本样式 */
::selection {
    background: var(--mark-bg);
    color: var(--mark-color);
}

::-moz-selection {
    background: var(--mark-bg);
    color: var(--mark-color);
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-text);
}

/* ==================== 短代码样式 ==================== */

/* 图片画廊 [photos]...[/photos] */
.photos-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    margin: 25px 0;
}

.photos-item {
    margin: 0;
    padding: 0;
}

.photos-item img {
    width: 100%;
    height: auto;
    display: block;
    cursor: pointer;
    transition: opacity 0.2s;
}

.photos-item img:hover {
    opacity: 0.9;
}

/* 友链列表 [links]...[/links] */
.links-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    margin: 25px 0;
}

.link-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    text-decoration: none;
    color: var(--text-color);
    transition: background 0.2s;
}

.link-item:hover {
    background: var(--hover-bg);
}

.link-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.link-name {
    font-size: 14px;
    font-weight: 500;
}

/* 提示框 [notice]...[/notice] */
.notice-box {
    padding: 15px 20px;
    margin: 20px 0;
    border-left: 3px solid var(--text-color);
    background: var(--hover-bg);
    font-size: 14px;
}

/* 警告框样式 */
.article-content .warn {
    padding: 15px 20px;
    margin: 20px 0;
    border: 1px solid var(--border-color);
    background: var(--hover-bg);
}

.article-content .warn strong {
    color: var(--text-color);
}

/* 按钮/链接样式 */
.article-content .uttpl {
    margin: 15px 0;
}

.article-content #utp {
    display: inline-block;
    padding: 8px 20px;
    border: 1px solid var(--border-color);
    background: var(--text-color);
    color: var(--bg-color);
    text-decoration: none;
    font-size: 13px;
    transition: opacity 0.2s;
}

.article-content #utp:hover {
    opacity: 0.8;
}

/* 响应式调整 */
@media (max-width: 600px) {
    .photos-gallery {
        grid-template-columns: 1fr;
    }
    
    .links-list {
        grid-template-columns: 1fr;
    }
}

/* ==================== 灯箱样式 ==================== */

/* 文章内容中的图片可点击 */
.article-content img {
    cursor: zoom-in;
    transition: transform 0.3s ease;
}

.article-content img:hover {
    transform: scale(1.02);
}

/* 灯箱容器 */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    visibility: hidden;
    opacity: 0;
    transition: background 0.4s ease, opacity 0.4s ease, visibility 0.4s;
}

.lightbox.active {
    visibility: visible;
    opacity: 1;
    background: rgba(0, 0, 0, 0.95);
}

/* 灯箱关闭按钮 */
.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(-10px);
}

.lightbox.active .lightbox-close {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.lightbox-close:hover {
    background: #fff;
    color: #000;
}

/* 灯箱图片 */
.lightbox-img {
    max-width: 90%;
    max-height: 85vh;
    object-fit: contain;
    cursor: zoom-out;
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.lightbox.active .lightbox-img {
    opacity: 1;
    transform: scale(1);
}

/* 灯箱说明文字 */
.lightbox-caption {
    position: absolute;
    bottom: 20px;
    left: 0;
    right: 0;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    padding: 0 20px;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.lightbox.active .lightbox-caption {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.3s;
}

/* 图片加载动画 */
.lightbox.loading .lightbox-img {
    opacity: 0.5;
}

/* 阻止背景滚动 */
body.lightbox-open {
    overflow: hidden;
}

/* 删除线样式 */
.article-content del {
    text-decoration: line-through;
    color: var(--secondary-text);
}