/*
Theme Name: Diuz 主题
Theme URI: https://diuz.cn
Author: Diuz Team
Author URI: https://diuz.cn
Description: Diuz.cn 自定义主题 - 基于 Twenty Twenty-Five 的子主题。包含全套蓝紫渐变配色、动画效果、响应式适配等自定义样式。WordPress 更新时本主题不会被覆盖。
Template: twentytwentyfive
Version: 2.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: diuz-theme
Tags: custom-background, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready, blog, one-column
*/

/* =============================================
   Diuz.cn 自定义主题 - 完整样式表
   从 Flarum 论坛 DIY 移植而来
   
   版本: v2.0 (完整版)
   包含:
     - 全套配色方案（CSS 变量）
     - 暗黑模式支持
     - 动画效果库
     - 响应式适配
     - 所有页面元素美化
   
   修改主色调只需修改 :root 变量部分
   ============================================= */

/* ============================================
   一、全局变量与主题色（修改这里即可换肤）
   ============================================ */

:root {
    /* ===== 主配色方案（蓝紫渐变系）===== */
    --diuz-primary: #2563eb;
    --diuz-primary-dark: #d4ed8;
    --diuz-primary-light: #60a5fa;
    --diuz-secondary: #7c3aed;
    --diuz-accent: #f59e0b;
    --diuz-success: #10b981;
    --diuz-danger: #ef4444;
    --diuz-warning: #f59e0b;

    /* ===== 背景与文字 ===== */
    --diuz-bg-body: #f1f5f9;
    --diuz-bg-card: #ffffff;
    --diuz-text-primary: #1e293b;
    --diuz-text-secondary: #64748b;
    --diuz-border-color: #e2e8f0;

    /* ===== 圆角与阴影 ===== */
    --diuz-radius-sm: 8px;
    --diuz-radius-md: 12px;
    --diuz-radius-lg: 16px;
    --diuz-shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --diuz-shadow-md: 0 4px 16px rgba(0,0,0,0.1);
    --diuz-shadow-lg: 0 8px 32px rgba(0,0,0,0.12);

    /* ===== 过渡动画 ===== */
    --diuz-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    /* ===== 字体 ===== */
    --diuz-font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
    --diuz-font-mono: "JetBrains Mono", "Fira Code", Consolas, Monaco, monospace;
}

/* ============================================
   二、全局基础样式重置
   ============================================ */

* {
    box-sizing: border-box;
}

body {
    font-family: var(--diuz-font-sans) !important;
    background: var(--diuz-bg-body) !important;
    color: var(--diuz-text-primary) !important;
    line-height: 1.6;
}

a {
    color: var(--diuz-primary);
    transition: var(--diuz-transition);
}

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

/* ============================================
   三、头部导航栏 (Header / Navigation)
   ============================================ */

.wp-block-navigation,
.wp-block-group.is-layout-constrained > .wp-block-navigation,
.site-header {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%) !important;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15) !important;
    position: sticky !important;
    top: 0;
    z-index: 100;
}

/* 导航链接 */
.wp-block-navigation__container .wp-block-navigation-item a,
.wp-block-navigation__responsive-container-content .wp-block-navigation-item a,
.menu-item a,
.wp-block-page-list a,
.site-title a {
    color: #cbd5e1 !important;
    font-weight: 500 !important;
    padding: 8px 14px !important;
    border-radius: var(--diuz-radius-sm) !important;
    transition: all 0.25s ease !important;
    text-decoration: none !important;
}

.wp-block-navigation__container .wp-block-navigation-item a:hover,
.menu-item a:hover,
.site-title a:hover {
    color: #fff !important;
    background: rgba(255,255,255,0.1) !important;
}

/* 网站标题 Logo */
.site-title,
.wp-block-site-title {
    color: #fff !important;
    font-weight: 800 !important;
    font-size: 22px !important;
    letter-spacing: -0.5px;
}

/* 搜索框 */
.wp-block-search__input,
.search-field input[type="search"] {
    border-radius: 22px !important;
    background: rgba(255,255,255,0.08) !important;
    border: 1px solid rgba(255,255,255,0.15) !important;
    color: #fff !important;
    padding-left: 35px !important;
    transition: all 0.3s ease !important;
}

.wp-block-search__input:focus,
.search-field input[type="search"]:focus {
    background: rgba(255,255,255,0.15) !important;
    border-color: var(--diuz-primary-light) !important;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.2) !important;
    outline: none !important;
}

.wp-block-search__input::placeholder,
.search-field input[type="search"]::placeholder {
    color: rgba(255,255,255,0.45) !important;
}

/* 搜索按钮 */
.wp-block-search__button,
.search-submit button {
    background: var(--diuz-primary) !important;
    color: #fff !important;
    border-radius: 22px !important;
    border: none !important;
}

/* ============================================
   四、侧边栏 (Sidebar / Widgets)
   ============================================ */

.widget-area aside,
.widget,
.wp-block-sidebar .wp-block-group,
.widget_nav_menu,
.widget_block {
    border-radius: 10px !important;
    margin-bottom: 16px !important;
    transition: var(--diuz-transition) !important;
    background: var(--diuz-bg-card) !important;
    border: 1px solid transparent !important;
    border-left: 4px solid #e2e8f0 !important;
    overflow: hidden;
}

.widget-area aside:hover,
.widget:hover {
    border-left-color: var(--diuz-primary) !important;
    transform: translateX(5px);
    box-shadow: var(--diuz-shadow-sm) !important;
}

/* 小工具标题 */
.widget-title,
.wp-block-heading {
    font-weight: 700 !important;
    color: var(--diuz-text-primary) !important;
}

/* 侧边栏菜单项 */
.widget ul li a,
.widget_nav_menu ul li a {
    display: block !important;
    padding: 10px 14px !important;
    border-radius: var(--diuz-radius-sm) !important;
    transition: all 0.25s ease !important;
}

.widget ul li a:hover,
.widget_nav_menu ul li a:hover {
    background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(124,58,237,0.05)) !important;
    transform: translateX(3px);
}

/* 分类/标签列表 */
.widget_categories ul li,
.widget_tag_cloud .tagcloud a,
.widget_archive ul li,
.widget_recent_entries ul li {
    border-radius: var(--diuz-radius-sm) !important;
    margin-bottom: 6px !important;
    padding: 10px 14px !important;
    background: var(--diuz-bg-card) !important;
    border: 1px solid transparent !important;
    border-left: 4px solid #e2e8f0 !important;
    transition: all 0.25s ease !important;
}

.widget_categories ul li:hover,
.widget_archive ul li:hover,
.widget_recent_entries ul li:hover {
    border-left-color: var(--diuz-primary) !important;
    transform: translateX(5px);
    box-shadow: var(--diuz-shadow-sm) !important;
}

/* 标签云 */
.tagcloud a {
    display: inline-block !important;
    padding: 4px 12px !important;
    margin: 4px !important;
    border-radius: 20px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    letter-spacing: 0.3px;
    transition: all 0.2s ease !important;
    background: var(--diuz-bg-body) !important;
    color: var(--diuz-text-secondary) !important;
}

.tagcloud a:hover {
    transform: scale(1.05) !important;
    box-shadow: 0 2px 8px currentColor !important;
    background: var(--diuz-primary) !important;
    color: #fff !important;
}

/* ============================================
   五、文章列表 / 博客首页 (Post List / Blog Index)
   ============================================ */

/* 文章卡片 */
article.post,
.type-post,
.page,
.wp-block-post-template article,
.entry-article {
    border-radius: var(--diuz-radius-md) !important;
    background: var(--diuz-bg-card) !important;
    margin-bottom: 24px !important;
    border: 1px solid var(--diuz-border-color) !important;
    box-shadow: var(--diuz-shadow-sm) !important;
    transition: all 0.3s ease !important;
    overflow: hidden;
    position: relative;
}

article.post:hover,
.type-post:hover,
.wp-block-post-template article:hover {
    box-shadow: var(--diuz-shadow-md) !important;
    transform: translateY(-3px);
    border-color: var(--diuz-primary-light) !important;
}

/* 文章缩略图 */
.post-thumbnail img,
.wp-block-post-featured-image img {
    width: 100% !important;
    height: auto !important;
    object-fit: cover !important;
    transition: transform 0.3s ease !important;
    border-radius: 0 !important;
}

article.post:hover .post-thumbnail img,
article:hover .wp-block-post-featured-image img {
    transform: scale(1.02);
}

/* 文章标题 */
.entry-title,
.post-title,
.wp-block-post-title {
    font-size: 20px !important;
    font-weight: 700 !important;
    color: var(--diuz-text-primary) !important;
    line-height: 1.4 !important;
    transition: color 0.2s ease !important;
}

.entry-title a,
.post-title a,
.wp-block-post-title a {
    color: var(--diuz-text-primary) !important;
    text-decoration: none !important;
}

.entry-title a:hover,
.post-title a:hover,
.wp-block-post-title a:hover {
    color: var(--diuz-primary) !important;
}

/* 文章元信息（日期/作者/分类） */
.entry-meta,
.post-meta,
.wp-block-post-date,
.wp-block-post-author {
    color: var(--diuz-text-secondary) !important;
    font-size: 13px !important;
}

.entry-meta a,
.post-meta a {
    color: var(--diuz-primary) !important;
}

/* 摘要文字 */
.entry-summary p,
.post-excerpt p,
.wp-block-post-excerpt__excerpt {
    font-size: 15px !important;
    line-height: 1.7 !important;
    color: var(--diuz-text-secondary) !important;
}

/* 阅读更多按钮 */
.read-more,
.more-link,
.wp-block-read-more {
    display: inline-block !important;
    padding: 8px 20px !important;
    background: linear-gradient(135deg, var(--diuz-primary), var(--diuz-secondary)) !important;
    color: #fff !important;
    border-radius: var(--diuz-radius-sm) !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    transition: all 0.3s ease !important;
    box-shadow: 0 4px 14px rgba(37,99,235,0.25) !important;
}

.read-more:hover,
.more-link:hover,
.wp-block-read-more:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 20px rgba(37,99,235,0.4) !important;
    color: #fff !important;
}

/* 置顶文章（Sticky Post） */
.sticky,
.type-post.sticky {
    background: linear-gradient(135deg, #fefce8 0%, #fffbeb 100%) !important;
    border-color: #fbbf24 !important;
    border-left-width: 4px !important;
    border-left-color: #f59e0b !important;
}

/* 文章分类标签 */
.cat-links a,
.wp-block-post-terms a {
    display: inline-block !important;
    padding: 3px 10px !important;
    border-radius: 20px !important;
    font-size: 11px !important;
    font-weight: 600 !important;
    letter-spacing: 0.3px;
    transition: all 0.2s ease !important;
    background: rgba(37,99,235,0.08) !important;
    color: var(--diuz-primary) !important;
    text-decoration: none !important;
}

.cat-links a:hover,
.wp-block-post-terms a:hover {
    transform: scale(1.05) !important;
    background: var(--diuz-primary) !important;
    color: #fff !important;
}

/* ============================================
   六、文章详情页 (Single Post Content)
   ============================================ */

.singular .entry-content,
.single .post-content,
.entry-content {
    font-size: 15.5px !important;
    line-height: 1.85 !important;
    color: var(--diuz-text-primary) !important;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* 段落间距 */
.singular .entry-content p,
.single .entry-content p {
    margin-bottom: 14px !important;
}

/* 标题样式 */
.singular .entry-content h1 { font-size: 28px !important; color: var(--diuz-text-primary); margin: 24px 0 16px !important; }
.singular .entry-content h2 { font-size: 24px !important; color: var(--diuz-text-primary); margin: 22px 0 14px !important; }
.singular .entry-content h3 { font-size: 20px !important; color: var(--diuz-text-primary); margin: 20px 0 12px !important; }
.singular .entry-content h4 { font-size: 18px !important; color: var(--diuz-text-primary); margin: 18px 0 10px !important; }

/* 引用块 */
.singular .entry-content blockquote,
blockquote {
    border-left: 4px solid var(--diuz-primary) !important;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9) !important;
    border-radius: 0 var(--diuz-radius-sm) var(--diuz-radius-sm) 0 !important;
    padding: 14px 20px !important;
    margin: 18px 0 !important;
    font-style: italic;
    color: var(--diuz-text-secondary) !important;
}

/* 代码块 */
pre,
.wp-block-code code,
code {
    background: #0f172a !important;
    color: #e2e8f0 !important;
    border-radius: var(--diuz-radius-md) !important;
    padding: 18px !important;
    margin: 18px 0 !important;
    overflow-x: auto;
    font-family: var(--diuz-font-mono) !important;
    font-size: 14px !important;
    line-height: 1.6 !important;
    box-shadow: inset 0 2px 8px rgba(0,0,0,0.2) !important;
    border: 1px solid #1e293b !important;
    display: block;
}

/* 行内代码 */
:not(pre) > code,
p code,
li code {
    background: #f1f5f9 !important;
    color: #dc2626 !important;
    padding: 2px 7px !important;
    border-radius: 5px !important;
    font-family: var(--diuz-font-mono) !important;
    font-size: 90% !important;
    border: 1px solid #e2e8f0;
}

/* 正文链接 */
.singular .entry-content a {
    color: var(--diuz-primary) !important;
    text-decoration: none !important;
    border-bottom: 1px dashed var(--diuz-primary-light) !important;
    transition: all 0.2s ease !important;
}

.singular .entry-content a:hover {
    color: var(--diuz-secondary) !important;
    border-bottom-style: solid !important;
    text-decoration: none !important;
}

/* 图片响应式 */
.singular .entry-content img,
.entry-content img {
    max-width: 100% !important;
    height: auto !important;
    border-radius: var(--diuz-radius-md) !important;
    box-shadow: var(--diuz-shadow-md) !important;
    margin: 16px auto !important;
    display: block;
    transition: transform 0.3s ease;
}

.singular .entry-content img:hover,
.entry-content img:hover {
    transform: scale(1.02);
}

/* 列表 */
.entry-content ul,
.entry-content ol {
    padding-left: 24px !important;
    margin: 14px 0 !important;
}

.entry-content li {
    margin-bottom: 6px !important;
}

.entry-content li::marker {
    color: var(--diuz-primary) !important;
}

/* 表格 */
.entry-content table {
    width: 100% !important;
    border-collapse: collapse !important;
    margin: 16px 0 !important;
    border-radius: var(--diuz-radius-sm) !important;
    overflow: hidden;
}

.entry-content th {
    background: var(--diuz-primary) !important;
    color: white !important;
    padding: 10px 14px !important;
    font-weight: 600 !important;
}

.entry-content td {
    padding: 10px 14px !important;
    border-bottom: 1px solid var(--diuz-border-color) !important;
}

.entry-content tr:nth-child(even) td {
    background: #f8fafc !important;
}

/* 分割线 */
.entry-content hr,
.wp-block-separator {
    border: none !important;
    height: 2px !important;
    background: linear-gradient(90deg, transparent, var(--diuz-primary), transparent) !important;
    margin: 24px 0 !important;
    opacity: 0.5 !important;
}

/* ============================================
   七、按钮与交互元素 (Buttons)
   ============================================ */

button,
.button,
.btn,
.wp-block-button__link,
input[type="submit"],
input[type="button"],
.comment-reply-link,
.reply a {
    border-radius: 8px !important;
    font-weight: 500 !important;
    transition: all 0.3s ease !important;
    border: none !important;
}

/* 主要按钮 */
.wp-block-button__link.is-style-primary,
button.primary,
input[type="submit"].primary {
    background: linear-gradient(135deg, var(--diuz-primary), var(--diuz-secondary)) !important;
    box-shadow: 0 4px 14px rgba(37,99,235,0.25) !important;
    color: #fff !important;
}

.wp-block-button__link.is-style-primary:hover,
button.primary:hover,
input[type="submit"]:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 20px rgba(37,99,235,0.4) !important;
}

/* 链接按钮 */
.comment-reply-link,
.reply a {
    color: var(--diuz-text-secondary) !important;
    border-radius: 6px !important;
}

.comment-reply-link:hover,
.reply a:hover {
    color: var(--diuz-primary) !important;
    background: rgba(37,99,235,0.06) !important;
}

/* 图标按钮 */
.icon-button,
.share-icon {
    border-radius: 50% !important;
    width: 36px !important;
    height: 36px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
}

/* ============================================
   八、评论区域 (Comments)
   ============================================ */

.comments-area,
#comments {
    border-radius: var(--diuz-radius-md) !important;
    background: var(--diuz-bg-card) !important;
    border: 1px solid var(--diuz-border-color) !important;
    padding: 30px !important;
    margin-top: 30px !important;
    box-shadow: var(--diuz-shadow-sm) !important;
}

.comments-title,
#comments h3 {
    font-weight: 700 !important;
    color: var(--diuz-text-primary) !important;
    font-size: 20px !important;
    margin-bottom: 20px !important;
}

/* 评论列表 */
.comment-list .comment,
ol.children .comment {
    border-radius: var(--diuz-radius-sm) !important;
    background: #fff !important;
    border: 1px solid var(--diuz-border-color) !important;
    margin-bottom: 16px !important;
    padding: 16px 20px !important;
    transition: all 0.25s ease !important;
}

.comment-list .comment:hover {
    border-color: #cbd5e1 !important;
    box-shadow: var(--diuz-shadow-sm) !important;
}

/* 评论头像 */
.comment .avatar,
.comment-author .avatar {
    border: 3px solid var(--diuz-primary) !important;
    box-shadow: 0 4px 12px rgba(37,99,235,0.2) !important;
    transition: all 0.3s ease !important;
}

.comment .avatar:hover,
.comment-author .avatar:hover {
    transform: scale(1.05) rotate(3deg);
    box-shadow: 0 6px 18px rgba(37,99,235,0.3) !important;
}

/* 评论作者名 */
.comment-author .fn {
    font-weight: 700 !important;
    color: var(--diuz-text-primary) !important;
}

/* 评论回复按钮 */
.comment-reply-link,
.reply .comment-reply-link {
    color: var(--diuz-primary) !important;
    font-weight: 500 !important;
}

.comment-reply-link:hover {
    color: var(--diuz-secondary) !important;
}

/* ============================================
   九、用户相关 (Users / Author Bio)
   ============================================ */

.author-box,
.author-info,
.wp-block-post-author__content {
    border-radius: var(--diuz-radius-lg) !important;
    box-shadow: var(--diuz-shadow-lg) !important;
    border: none !important;
    background: var(--diuz-bg-card) !important;
    padding: 24px !important;
}

/* 用户卡片悬停效果 */
.author-box:hover {
    box-shadow: 0 12px 40px rgba(0,0,0,0.15) !important;
}

/* 在线状态指示器（如果有插件支持）*/
.online-indicator::after,
.avatar.online::after {
    content: '';
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    background: #22c55e !important;
    border: 2px solid #fff;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(34,197,94,0.5) !important;
}

/* ============================================
   十、表单与输入框 (Forms)
   ============================================ */

input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
input[type="number"],
input[type="search"],
input[type="tel"],
textarea,
select,
.comment-form input,
.comment-form textarea {
    border-radius: var(--diuz-radius-sm) !important;
    border: 2px solid var(--diuz-border-color) !important;
    background: #fff !important;
    color: var(--diuz-text-primary) !important;
    padding: 10px 14px !important;
    font-size: 15px !important;
    transition: all 0.25s ease !important;
}

input:focus,
textarea:focus,
select:focus,
.comment-form input:focus,
.comment-form textarea:focus {
    outline: none !important;
    border-color: var(--diuz-primary) !important;
    box-shadow: 0 0 0 4px rgba(37,99,235,0.1) !important;
}

textarea {
    min-height: 120px !important;
    resize: vertical !important;
}

/* ============================================
   十一、登录/注册页面 (Auth Pages)
   ============================================ */

.login form,
#loginform,
.registerform {
    border-radius: var(--diuz-radius-lg) !important;
    background: var(--diuz-bg-card) !important;
    box-shadow: var(--diuz-shadow-lg) !important;
    padding: 40px 44px !important;
    max-width: 420px !important;
    margin: 60px auto !important;
    border: none !important;
}

.login h1 a,
#login h1,
#register h1 {
    color: var(--diuz-primary) !important;
    font-weight: 800 !important;
    font-size: 26px !important;
}

.login label,
#loginform label {
    color: var(--diuz-text-primary) !important;
    font-weight: 600 !important;
}

.login .button-primary,
#wp-submit,
.wp-submit {
    background: linear-gradient(135deg, var(--diuz-primary), var(--diuz-secondary)) !important;
    border: none !important;
    border-radius: var(--diuz-radius-sm) !important;
    box-shadow: 0 4px 14px rgba(37,99,235,0.25) !important;
    transition: all 0.3s ease !important;
}

.login .button-primary:hover,
#wp-submit:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 20px rgba(37,99,235,0.4) !important;
}

/* ============================================
   十二、通知提示 (Alerts & Notices)
   ============================================ */

.wp-block-notice,
.notice,
.updated,
.error,
.is-style-info,
.is-style-warning,
.is-style-error,
.alert {
    border-radius: var(--diuz-radius-sm) !important;
    border: none !important;
    font-weight: 500 !important;
    padding: 12px 18px !important;
    margin: 10px 0 !important;
    box-shadow: var(--diuz-shadow-sm) !important;
}

/* 成功提示 */
.wp-block-notice.is-style-success,
.notice.success,
.updated,
.is-style-success {
    background: linear-gradient(135deg, #dcfce7, #bbf7d0) !important;
    color: #166534 !important;
    border-left: 4px solid #22c55e !important;
}

/* 错误提示 */
.error,
.is-style-error,
.wp-block-notice.is-style-error {
    background: linear-gradient(135deg, #fee2e2, #fecaca) !important;
    color: #991b1b !important;
    border-left: 4px solid #ef4444 !important;
}

/* 警告提示 */
.notice-warning,
.is-style-warning,
.wp-block-notice.is-style-warning {
    background: linear-gradient(135deg, #fef9c7, #fef08a) !important;
    color: #854d0e !important;
    border-left: 4px solid #f59e0b !important;
}

/* 信息提示 */
.is-style-info,
.wp-block-notice.is-style-info {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe) !important;
    color: #1e40af !important;
    border-left: 4px solid #2563eb !important;
}

/* ============================================
   十三、分页组件 (Pagination)
   ============================================ */

.nav-links,
.pagination,
.wp-block-query-pagination,
.page-numbers {
    display: flex !important;
    gap: 8px !important;
    justify-content: center !important;
    margin: 30px 0 !important;
}

.nav-links a,
.nav-links .current,
.page-numbers a,
.page-numbers span,
.wp-block-query-pagination .page-numbers {
    min-width: 38px !important;
    height: 38px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 10px !important;
    border: 2px solid var(--diuz-border-color) !important;
    font-weight: 600 !important;
    transition: all 0.25s ease !important;
    text-decoration: none !important;
    color: var(--diuz-text-primary) !important;
}

.nav-links a:hover,
.page-numbers a:hover {
    border-color: var(--diuz-primary) !important;
    color: var(--diuz-primary) !important;
}

.nav-links .current,
.page-numbers span.current,
.page-numbers .current {
    background: var(--diuz-primary) !important;
    border-color: var(--diuz-primary) !important;
    color: #fff !important;
    box-shadow: 0 4px 12px rgba(37,99,235,0.3) !important;
}

/* ============================================
   十四、加载动画 (Loading Animations)
   ============================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes heartBeat {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

/* 页面加载动画 */
.site-main,
.content-area,
.entry-content,
main {
    animation: fadeInUp 0.5s ease forwards;
}

article.post {
    animation: fadeInUp 0.6s ease both;
}

article.post:nth-child(1) { animation-delay: 0s; }
article.post:nth-child(2) { animation-delay: 0.1s; }
article.post:nth-child(3) { animation-delay: 0.2s; }
article.post:nth-child(4) { animation-delay: 0.3s; }
article.post:nth-child(5) { animation-delay: 0.4s; }

/* 加载骨架屏效果 */
.loading-shimmer {
    background: linear-gradient(
        90deg,
        #f1f5f9 25%,
        #e2e8f0 50%,
        #f1f5f9 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

/* 点赞心跳动画 */
.like-button.liked,
.post-like-btn.liked {
    animation: heartBeat 0.4s ease;
    color: #ef4444 !important;
}

/* ============================================
   十五、滚动条美化 (Scrollbar)
   ============================================ */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--diuz-primary), var(--diuz-secondary));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--diuz-primary-dark);
}

/* ============================================
   十六、选择高亮 (Selection)
   ============================================ */

::selection {
    background: var(--diuz-primary) !important;
    color: #fff !important;
}

::-moz-selection {
    background: var(--diuz-primary) !important;
    color: #fff !important;
}

/* ============================================
   十七、返回顶部按钮 (Back to Top)
   ============================================ */

.diuz-back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--diuz-primary), var(--diuz-secondary));
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 4px 16px rgba(37,99,235,0.35);
    z-index: 999;
    transition: all 0.3s ease;
    opacity: 0;
}

.diuz-back-to-top.show {
    display: flex;
    opacity: 1;
}

.diuz-back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 24px rgba(37,99,235,0.5);
}

/* ============================================
   十八、页脚 (Footer)
   ============================================ */

.site-footer,
footer.wp-block-template-part {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%) !important;
    color: #cbd5e1 !important;
    padding: 40px 20px !important;
    margin-top: 40px !important;
}

.site-footer a,
footer.wp-block-template-part a {
    color: #94a3b8 !important;
    transition: color 0.2s ease !important;
}

.site-footer a:hover,
footer.wp-block-template-part a:hover {
    color: #fff !important;
}

.site-info,
.footer-credits {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    margin-top: 20px;
    font-size: 13px;
}

/* ============================================
   十九、暗黑模式支持 (Dark Mode)
   ============================================ */

@media (prefers-color-scheme: dark) {
    :root {
        --diuz-bg-body: #0f172a;
        --diuz-bg-card: #1e293b;
        --diuz-text-primary: #f1f5f9;
        --diuz-text-secondary: #94a3b8;
        --diuz-border-color: #334155;
    }

    body {
        background: var(--diuz-bg-body) !important;
        color: var(--diuz-text-primary) !important;
    }

    pre, code {
        background: #000 !important;
        border-color: #333 !important;
    }

    input, textarea, select {
        background: #1e293b !important;
        color: #f1f5f9 !important;
        border-color: #475569 !important;
    }

    ::-webkit-scrollbar-track {
        background: #1e293b;
    }
}

/* ============================================
   二十、响应式适配 (Responsive)
   ============================================ */

@media (max-width: 1024px) {
    :root {
        --diuz-radius-md: 10px;
    }

    .site-header,
    header.wp-block-template-part {
        padding: 0 15px !important;
    }
}

@media (max-width: 768px) {
    :root {
        --diuz-radius-sm: 6px;
        --diuz-radius-md: 8px;
        --diuz-radius-lg: 12px;
    }

    article.post,
    .comments-area,
    .type-post {
        border-radius: var(--diuz-radius-md) !important;
        margin-bottom: 16px !important;
    }

    login form,
    #loginform {
        padding: 30px 24px !important;
        margin: 30px 15px !important;
    }

    .entry-content pre {
        font-size: 12px !important;
        padding: 12px !important;
    }

    .site-footer,
    footer.wp-block-template-part {
        padding: 25px 15px !important;
        font-size: 12px !important;
    }

    .diuz-back-to-top {
        bottom: 20px !important;
        right: 20px !important;
        width: 42px !important;
        height: 42px !important;
    }

    /* 移动端导航优化 */
    .wp-block-navigation__responsive-container-open {
        color: #fff !important;
    }
}

@media (max-width: 480px) {
    .tagcloud a,
    .cat-links a,
    .wp-block-post-terms a {
        padding: 3px 8px !important;
        font-size: 11px !important;
    }

    .entry-content {
        font-size: 14px !important;
    }

    .entry-title,
    .post-title {
        font-size: 18px !important;
    }

    article.post {
        margin-bottom: 12px !important;
    }
}

/* ============================================
   二一、打印优化 (Print Styles)
   ============================================ */

@media print {
    .site-header,
    .site-footer,
    .diuz-back-to-top,
    .widget-area,
    .sidebar,
    nav,
    .comments-area,
    .nav-links,
    footer {
        display: none !important;
    }

    body {
        background: #fff !important;
    }

    article.post,
    .entry-content {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
        break-inside: avoid;
    }

    a[href]:after {
        content: " (" attr(href) ")";
    }
}

/* ============================================
   二二、首页专用样式（隐藏父主题元素）
   基于实际DOM: #header / #footer / <hr>
   ============================================ */

/* 隐藏父主题 header + 网站名 + 后面的横线 */
body.diuz-custom-home #header,
body.diuz-custom-home #header ~ hr {
    display: none !important;
}

/* 隐藏父主题 footer + WordPress 版权 + 前后的横线 */
body.diuz-custom-home #footer,
body.diuz-custom-home #footer ~ *,
body.diuz-custom-home hr {
    display: none !important;
}

/* 全屏容器 */
body.diuz-custom-home .site-main,
body.diuz-custom-home main#main,
body.diuz-custom-home #primary.content-area {
    max-width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
}

/* 开屏动画在最顶层 */
.splash-container {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    z-index: 999999 !important;
}