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

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #f4f4f4;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

h1 {
    color: #333;
    margin-bottom: 20px;
    text-align: center;
}

nav {
    display: flex;
    gap: 10px;
    justify-content: center;
}

nav button {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    background-color: #f0f0f0;
    color: #333;
    font-size: 16px;
    transition: all 0.3s ease;
}

nav button:hover {
    background-color: #e0e0e0;
}

nav button.active {
    background-color: #007bff;
    color: white;
}

.tool-section {
    display: none;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.tool-section.active {
    display: block;
}

h2 {
    color: #333;
    margin-bottom: 20px;
}

/* Markdown编辑器样式 */
.editor-container {
    margin-bottom: 20px;
}

.button-group {
    display: flex;
    gap: 10px;
}

/* 格式化工具样式 */
.format-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.format-editor {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

#format-input, #format-output {
    width: 100%;
    height: 200px;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: monospace;
    resize: vertical;
}

#format-output {
    background-color: #f8f9fa;
}

select {
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

/* 图片处理样式 */
.image-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
}

.image-input {
    text-align: center;
}

#image-preview {
    margin-top: 20px;
    min-height: 300px;
    border: 2px dashed #ddd;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#image-preview img {
    max-width: 100%;
    max-height: 500px;
}

.image-controls {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

input[type="range"] {
    width: 100%;
}

/* 格式转换样式 */
.converter-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.converter-input {
    display: flex;
    gap: 10px;
    align-items: center;
}

/* 通用按钮样式 */
button {
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #0056b3;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .image-container {
        grid-template-columns: 1fr;
    }

    nav {
        flex-wrap: wrap;
    }

    nav button {
        flex: 1;
        min-width: 150px;
    }
}

/* Markdown编辑器增强样式 */
.EasyMDEContainer {
    border-radius: 4px;
    overflow: hidden;
}

.editor-toolbar {
    border: 1px solid #ddd;
    border-radius: 4px 4px 0 0;
    background-color: #f8f9fa;
}

.editor-toolbar button {
    color: #333 !important;
    background: none;
    padding: 5px !important;
    margin: 0;
    border: none;
    border-radius: 0;
    font-size: 14px;
}

.editor-toolbar button:hover {
    background-color: #e9ecef !important;
    border: none;
}

.editor-toolbar.fullscreen {
    background-color: #fff;
}

.CodeMirror {
    border: 1px solid #ddd !important;
    border-radius: 0 0 4px 4px;
    padding: 10px;
}

.editor-preview {
    background-color: #fff;
    padding: 20px;
    color: #333;
}

.editor-preview-side {
    border-left: 1px solid #ddd;
}

.editor-statusbar {
    padding: 8px;
    color: #666;
    background-color: #f8f9fa;
    border: 1px solid #ddd;
    border-top: none;
    border-radius: 0 0 4px 4px;
}

/* 代码高亮样式优化 */
.editor-preview pre,
.editor-preview-side pre {
    background-color: #f8f9fa;
    border-radius: 4px;
    padding: 15px;
    margin: 15px 0;
}

.editor-preview code,
.editor-preview-side code {
    font-family: 'Consolas', monospace;
    padding: 2px 5px;
    background-color: #f8f9fa;
    border-radius: 3px;
}