/*
Theme Name: Twenty Twenty-Five
Theme URI: https://wordpress.org/themes/twentytwentyfive/
Description: Custom theme based on Twenty Twenty-Five with PDF tools integration.
Version: 1.0
Author: WordPress.org
Author URI: https://wordpress.org/
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: twentytwentyfive
Tags: custom-background, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready

This theme, like WordPress, is licensed under the GPL.
Use it to make something cool, have fun, and share what you've learned with others.
*/

/* Basic Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Layout Styles */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.row {
    display: flex;
    flex-wrap: wrap;
}

.col-md-3 {
    width: 25%;
    padding: 0 15px;
}

.col-md-9 {
    width: 75%;
    padding: 0 15px;
}

/* Header Styles */
.site-header {
    padding: 20px 0;
    border-bottom: 1px solid #eee;
}

/* Main Content Styles */
.site-main {
  
}

/* Sidebar Styles */
.widget-area {
    padding: 20px 0;
}

.widget {
    margin-bottom: 30px;
}

.widget-title {
    font-size: 1.2em;
    margin-bottom: 15px;
}

/* PDF Tools Menu Styles */
.left-menu {
    margin-bottom: 30px;
}

.menu-item {
    cursor: pointer;
    padding: 10px;
    background-color: #f5f5f5;
    margin-bottom: 5px;
    border-radius: 3px;
}

.sub-menu {
    display: none;
    padding-left: 20px;
    list-style: none;
}

.sub-menu li {
    margin-bottom: 5px;
}

.sub-menu a {
    color: #333;
    text-decoration: none;
}

.sub-menu a:hover {
    color: #0073aa;
}

.STYLE2 {
    color: #666;
    font-size: 0.8em;
    margin-left: 5px;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .col-md-3,
    .col-md-9 {
        width: 100%;
    }
}

/* 确保左侧导航和右侧内容在同一行 */
.page-content .row {
    display: flex;
    flex-wrap: nowrap;
}

/* 调整左侧导航宽度 */
.page-content .col-md-3 {
    flex: 0 0 25%;
    max-width: 25%;
}

/* 调整右侧内容宽度 */
.page-content .col-md-9 {
    flex: 0 0 75%;
    max-width: 75%;
}