* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    margin: 0;
    padding: 0;
    height: 100vh;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    display: flex;
    flex-direction: column;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    transition: background 0.3s ease;
    overflow: hidden;
}

/* 编辑器容器 */
.editor-container {
    width: 100%;
    height: calc(100vh - 120px); /* 为工具栏留出空间 */
    margin-top: 60px;
    padding: 0;
    overflow: hidden;
}

#vditor {
    width: 100%;
    height: 100%;
    border: none;
    outline: none;
}

/* 移动端顶部工具栏 */
.mobile-toolbar-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: white;
    z-index: 1002;
    padding: 10px 15px;
    border-bottom: 1px solid #eaeaea;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    height: 60px;
}

body.night-mode .mobile-toolbar-container {
    background: #2d2d2d;
    border-bottom: 1px solid #444;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

/* 移动端工具栏 */
.mobile-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

/* 移动端操作按钮 */
.mobile-action-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    transition: all 0.2s ease;
    color: #333; /* 默认黑色 */
}

body.night-mode .mobile-action-btn {
    background: rgba(60, 60, 60, 0.95);
    color: #fff; /* 夜间模式白色 */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.mobile-action-btn:active {
    transform: scale(0.95);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* 移动端底部操作栏 - 修改高度 */
.mobile-bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    padding: 8px 10px; /* 减小padding，让底部更窄 */
    border-top: 1px solid #eaeaea;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
    z-index: 1002;
    height: 60px; /* 固定高度，比原来窄 */
}

body.night-mode .mobile-bottom-bar {
    background: #2d2d2d;
    border-top: 1px solid #444;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.2);
}

.bottom-bar-buttons {
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 100%;
}

.bottom-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: none;
    border: none;
    color: #666;
    font-size: 11px; /* 字体稍微调小 */
    padding: 5px 8px; /* 减小padding */
    border-radius: 6px;
    transition: all 0.2s ease;
    min-width: 55px; /* 减小最小宽度 */
    height: 44px; /* 固定高度 */
}

.bottom-btn i {
    font-size: 18px; /* 图标稍微调小 */
    margin-bottom: 2px;
}

.bottom-btn:active {
    background: rgba(0, 0, 0, 0.05);
}

body.night-mode .bottom-btn {
    color: #aaa;
}

body.night-mode .bottom-btn:active {
    background: rgba(255, 255, 255, 0.1);
}

/* 移动端工具栏下拉菜单 */
.mobile-dropdown {
    position: relative;
}

.mobile-dropdown-content {
    display: none;
    position: absolute;
    top: 50px;
    right: 0; /* 改为右侧弹出 */
    left: auto; /* 覆盖左侧定位 */
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    padding: 10px 0;
    min-width: 200px;
    z-index: 1003;
    max-height: 300px;
    overflow-y: auto;
}

body.night-mode .mobile-dropdown-content {
    background: #2d2d2d;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.mobile-dropdown-content.show {
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    color: #333;
    font-size: 15px;
    transition: background 0.2s ease;
}

.dropdown-item i {
    margin-right: 12px;
    font-size: 18px;
    width: 24px;
    text-align: center;
}

.dropdown-item:active {
    background: rgba(0, 0, 0, 0.05);
}

body.night-mode .dropdown-item {
    color: #ddd;
}

body.night-mode .dropdown-item:active {
    background: rgba(255, 255, 255, 0.1);
}

/* 移动端全屏样式 */
body.mobile-fullscreen .mobile-toolbar-container,
body.mobile-fullscreen .mobile-bottom-bar {
    display: none !important;
}

body.mobile-fullscreen .editor-container {
    margin-top: 0 !important;
    height: 100vh !important;
}

/* 加载提示 */
.loading {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 18px;
    color: #555;
    z-index: 1000;
    display: none;
}

body.night-mode .loading {
    color: #aaa;
}

/* 移动端提示框 */
.mobile-hint {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 12px 18px;
    border-radius: 10px;
    font-size: 14px;
    z-index: 999;
    max-width: 90%;
    text-align: center;
    animation: fadeOutMobile 3s forwards;
    animation-delay: 2s;
}

@keyframes fadeOutMobile {
    from { opacity: 1; }
    to { opacity: 0; visibility: hidden; }
}

/* 移动端键盘弹出时的调整 */
body.keyboard-open .mobile-bottom-bar {
    display: none !important;
}

/* 移动端操作面板样式 - 防止被输入法覆盖 */
.mobile-action-sheet {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    border-radius: 16px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.2);
    z-index: 1005; /* 提高z-index，确保在最上层 */
    padding: 20px 0 10px;
    width: 90%;
    max-width: 400px;
    max-height: 80vh;
    overflow-y: auto;
    display: none;
}

.mobile-action-sheet.show {
    display: block;
}

body.night-mode .mobile-action-sheet {
    background: #2d2d2d;
    color: #eee;
}

.mobile-action-sheet-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1004;
    display: none;
}

.mobile-action-sheet-overlay.show {
    display: block;
}

/* 新添加：登录注册模态窗口样式 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal-overlay.show {
    display: flex;
}

.modal {
    background: white;
    border-radius: 12px;
    padding: 30px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: modalFadeIn 0.3s ease;
}

body.night-mode .modal {
    background: #2d2d2d;
    color: #eee;
}

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

.modal-header {
    margin-bottom: 20px;
    text-align: center;
}

.modal-header h2 {
    margin: 0 0 5px 0;
    color: #333;
}

body.night-mode .modal-header h2 {
    color: #eee;
}

.modal-tabs {
    display: flex;
    border-bottom: 1px solid #eaeaea;
    margin-bottom: 20px;
}

body.night-mode .modal-tabs {
    border-bottom: 1px solid #444;
}

.tab-btn {
    flex: 1;
    padding: 12px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #666;
}

body.night-mode .tab-btn {
    color: #aaa;
}

.tab-btn.active {
    border-bottom: 3px solid #4a90e2;
    color: #4a90e2;
    font-weight: 600;
}

.tab-btn:hover {
    background: rgba(0, 0, 0, 0.03);
}

body.night-mode .tab-btn:hover {
    background: rgba(255, 255, 255, 0.05);
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 5px;
    font-size: 14px;
    color: #555;
}

body.night-mode .form-group label {
    color: #ccc;
}

.form-group input {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
    transition: border 0.3s ease;
}

body.night-mode .form-group input {
    background: #3d3d3d;
    border: 1px solid #555;
    color: #eee;
}

.form-group input:focus {
    outline: none;
    border-color: #4a90e2;
}

.modal-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}

.modal-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-btn.primary {
    background: #4a90e2;
    color: white;
}

.modal-btn.primary:hover {
    background: #3a7bc8;
}

.modal-btn.secondary {
    background: #f5f5f5;
    color: #333;
}

body.night-mode .modal-btn.secondary {
    background: #3d3d3d;
    color: #eee;
}

.modal-btn.secondary:hover {
    background: #e5e5e5;
}

body.night-mode .modal-btn.secondary:hover {
    background: #4d4d4d;
}

.modal-message {
    margin-top: 15px;
    padding: 10px;
    border-radius: 6px;
    font-size: 14px;
    display: none;
}

.modal-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

body.night-mode .modal-message.success {
    background: #1e4620;
    color: #a3d9a5;
    border: 1px solid #2e7d32;
}

.modal-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

body.night-mode .modal-message.error {
    background: #5c2a2a;
    color: #f5c6cb;
    border: 1px solid #721c24;
}

.user-info {
    position: fixed;
    top: 20px;
    left: 20px;
    background: white;
    padding: 10px 15px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1003 !important;
    display: none;
    align-items: center;
    font-size: 14px;
}

body.night-mode .user-info {
    background: #2d2d2d;
    color: #eee;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.user-info span {
    margin-right: 10px;
}

.logout-btn {
    background: #ff6b6b;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 5px 10px;
    cursor: pointer;
    font-size: 12px;
}

.logout-btn:hover {
    background: #ff5252;
}


/* 新添加：文件列表样式 */
.file-list-sidebar {
    position: fixed;
    top: 70px;
    left: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    width: 250px;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    display: none;
    padding: 15px;
}

body.night-mode .file-list-sidebar {
    background: #2d2d2d;
    color: #eee;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.file-list-sidebar.show {
    display: block;
}

.file-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eaeaea;
}

body.night-mode .file-list-header {
    border-bottom: 1px solid #444;
}

.file-list-title {
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

body.night-mode .file-list-title {
    color: #eee;
}

.file-list-close {
    background: none;
    border: none;
    color: #999;
    cursor: pointer;
    font-size: 18px;
}

.file-list-close:hover {
    color: #333;
}

body.night-mode .file-list-close:hover {
    color: #eee;
}

.file-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.file-item {
    padding: 10px 12px;
    border-radius: 6px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: background 0.2s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.file-item:hover {
    background: rgba(0, 0, 0, 0.05);
}

body.night-mode .file-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.file-item.active {
    background: #e3f2fd;
    border-left: 3px solid #4a90e2;
}

body.night-mode .file-item.active {
    background: #1e3a5f;
    border-left: 3px solid #4a90e2;
}

.file-name {
    flex: 1;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-actions {
    display: flex;
    gap: 5px;
}

.file-action-btn {
    background: none;
    border: none;
    color: #999;
    cursor: pointer;
    font-size: 12px;
    padding: 2px 5px;
    border-radius: 3px;
}

.file-action-btn:hover {
    color: #333;
    background: rgba(0, 0, 0, 0.05);
}

body.night-mode .file-action-btn:hover {
    color: #eee;
    background: rgba(255, 255, 255, 0.1);
}

.file-list-actions {
    margin-top: 15px;
    padding-top: 10px;
    border-top: 1px solid #eaeaea;
}

body.night-mode .file-list-actions {
    border-top: 1px solid #444;
}

.add-file-btn {
    width: 100%;
    padding: 10px;
    background: #4a90e2;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.3s ease;
}

.add-file-btn:hover {
    background: #3a7bc8;
}

/* 冲突解决模态框样式 */
.conflict-modal {
    max-width: 500px;
}

.conflict-info {
    background: #fff8e1;
    border-left: 4px solid #ffc107;
    padding: 12px;
    margin-bottom: 20px;
    border-radius: 4px;
}

body.night-mode .conflict-info {
    background: #5d4037;
    border-left: 4px solid #ff9800;
}

.conflict-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.conflict-option {
    display: flex;
    align-items: center;
    padding: 12px;
    border: 2px solid #eaeaea;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.conflict-option:hover {
    border-color: #4a90e2;
    background: rgba(74, 144, 226, 0.05);
}

.conflict-option.selected {
    border-color: #4a90e2;
    background: rgba(74, 144, 226, 0.1);
}

.conflict-option input {
    margin-right: 10px;
}

.conflict-details {
    font-size: 12px;
    color: #666;
    margin-top: 5px;
}

body.night-mode .conflict-details {
    color: #aaa;
}

/* 同步状态指示器 */
.sync-status {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: white;
    padding: 8px 12px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    font-size: 12px;
    z-index: 999;
    display: none;
    align-items: center;
    gap: 8px;
}

body.night-mode .sync-status {
    background: #2d2d2d;
    color: #eee;
}

.sync-status.syncing {
    display: flex;
}

.sync-status .sync-icon {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.sync-status.success {
    background: #d4edda;
    color: #155724;
}

body.night-mode .sync-status.success {
    background: #1e4620;
    color: #a3d9a5;
}

.sync-status.error {
    background: #f8d7da;
    color: #721c24;
}

body.night-mode .sync-status.error {
    background: #5c2a2a;
    color: #f5c6cb;
}

/* 夜间模式样式 */
body.night-mode {
    background: #000000 !important;
}

/* 编辑器模式切换按钮 */
.editor-mode-toggle {
    position: fixed;
    top: 12px;
    right: 60px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 1003 !important;
    transition: all 0.3s ease;
    color: #333; /* 默认黑色 */
}

.editor-mode-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

body.night-mode .editor-mode-toggle {
    background: rgba(45, 45, 45, 0.9);
    color: #fff; /* 夜间模式白色 */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

/* 移动端标题样式 */
.mobile-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin: 0;
    flex-grow: 1;
    text-align: center;
    padding: 0 10px;
}

body.night-mode .mobile-title {
    color: #eee;
}

/* Vditor夜间模式样式覆盖 */
body.night-mode .vditor {
    background-color: #1a1a1a !important;
    color: #d4d4d4 !important;
}

body.night-mode .vditor-content {
    background-color: #1a1a1a !important;
}

body.night-mode .vditor-reset {
    background-color: #1a1a1a !important;
    color: #d4d4d4 !important;
}

body.night-mode .vditor-ir {
    background-color: #1a1a1a !important;
    color: #d4d4d4 !important;
}

body.night-mode .vditor-wysiwyg {
    background-color: #1a1a1a !important;
    color: #d4d4d4 !important;
}

body.night-mode .vditor-sv {
    background-color: #1a1a1a !important;
    color: #d4d4d4 !important;
}

body.night-mode .vditor-panel {
    background-color: #252526 !important;
    color: #d4d4d4 !important;
}

body.night-mode .vditor-toolbar {
    background-color: #333333 !important;
    border-bottom: 1px solid #444444 !important;
}

body.night-mode .vditor-toolbar__item {
    color: #d4d4d4 !important;
}

body.night-mode .vditor-toolbar__item:hover {
    background-color: #444444 !important;
}

/* 上传状态提示 */
.upload-status {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 10px 15px;
    border-radius: 8px;
    font-size: 14px;
    z-index: 1000;
    max-width: 300px;
    word-break: break-all;
}

.upload-status.success {
    background: rgba(76, 175, 80, 0.9);
}

.upload-status.error {
    background: rgba(244, 67, 54, 0.9);
}

/* 图片预览样式 */
.image-preview {
    max-width: 100%;
    max-height: 200px;
    margin: 10px 0;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.image-upload-preview {
    max-width: 100%;
    max-height: 150px;
    margin: 10px auto;
    display: block;
    border-radius: 6px;
}

.user-menu-dropdown {
    display: none;
    position: absolute;
    top: 60px;
    left: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    padding: 10px 0;
    min-width: 200px;
    z-index: 1003;
    max-height: 300px;
    overflow-y: auto;
}

body.night-mode .user-menu-dropdown {
    background: #2d2d2d;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.user-menu-dropdown.show {
    display: block;
}

/* 全屏按钮 */
.custom-fullscreen-btn {
    position: fixed;
    top: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    transition: all 0.3s ease;
}

body.night-mode .custom-fullscreen-btn {
    background: rgba(60, 60, 60, 0.9);
    color: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Vditor工具栏隐藏 */
.vditor-toolbar {
    display: none !important;
}

.vditor-content {
    padding-top: 0 !important;
    padding-bottom: 20px !important;
}

.vditor-ir {
    padding: 15px !important;
    font-size: 16px !important;
    line-height: 1.6 !important;
}

.vditor-reset {
    font-size: 16px !important;
    line-height: 1.6 !important;
    padding: 15px !important;
}

/* 移动端键盘弹出时调整编辑器高度 */
body.keyboard-open .editor-container {
    height: calc(100vh - 60px) !important;
}

/* 桌面端消息提示样式 */
.desktop-message {
    position: fixed !important;
    top: 20px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    background: rgba(76, 175, 80, 0.95) !important;
    color: white !important;
    padding: 12px 24px !important;
    border-radius: 8px !important;
    font-size: 14px !important;
    z-index: 9999 !important;
    max-width: 500px !important;
    text-align: center !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
    animation: slideInDown 0.3s ease-out !important;
    backdrop-filter: blur(10px) !important;
    pointer-events: none;
}

.desktop-message.error {
    background: rgba(244, 67, 54, 0.95) !important;
}

@keyframes slideInDown {
    from {
        transform: translate(-50%, -100%) !important;
        opacity: 0;
    }
    to {
        transform: translate(-50%, 0) !important;
        opacity: 1;
    }
}

@keyframes slideOutUp {
    from {
        transform: translate(-50%, 0) !important;
        opacity: 1;
    }
    to {
        transform: translate(-50%, -100%) !important;
        opacity: 0;
    }
}


/* 历史版本样式 */
.history-modal {
    max-width: 800px;
    max-height: 80vh;
}

.history-info {
    background: #f5f5f5;
    border-radius: 6px;
    padding: 10px 15px;
    margin: 15px 20px;
    font-size: 14px;
    color: #666;
    display: flex;
    align-items: center;
}

.history-info i {
    margin-right: 8px;
    color: #4a90e2;
}

.night-mode .history-info {
    background: #2d2d2d;
    color: #aaa;
}

.history-list {
    max-height: 400px;
    overflow-y: auto;
    margin: 0 20px;
    border: 1px solid #eee;
    border-radius: 8px;
}

.night-mode .history-list {
    border-color: #444;
    background: #2d2d2d;
}

.history-version {
    padding: 15px;
    border-bottom: 1px solid #eee;
    transition: background 0.2s;
}

.history-version:last-child {
    border-bottom: none;
}

.night-mode .history-version {
    border-color: #444;
}

.history-version:hover {
    background: #f9f9f9;
}

.night-mode .history-version:hover {
    background: #3d3d3d;
}

.history-version-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.history-version-title {
    font-weight: 600;
    color: #333;
}

.night-mode .history-version-title {
    color: #eee;
}

.history-version-date {
    color: #888;
    font-size: 12px;
}

.night-mode .history-version-date {
    color: #aaa;
}

.history-version-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.history-version-content {
    background: #f8f9fa;
    border-radius: 4px;
    padding: 10px;
    font-family: 'Courier New', monospace;
    font-size: 13px;
    max-height: 150px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
    color: #666;
}

.night-mode .history-version-content {
    background: #1e1e1e;
    color: #aaa;
}

.history-version-current {
    background: rgba(76, 175, 80, 0.1);
    border-left: 3px solid #4CAF50;
}

.night-mode .history-version-current {
    background: rgba(76, 175, 80, 0.2);
}

.history-loading {
    text-align: center;
    padding: 30px;
    color: #666;
}

.night-mode .history-loading {
    color: #aaa;
}

.file-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.file-actions {
    display: flex;
    gap: 5px;
}

.file-action-btn {
    background: none;
    border: none;
    color: #666;
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 12px;
}

.file-action-btn:hover {
    background: #f0f0f0;
    color: #333;
}

.night-mode .file-action-btn {
    color: #aaa;
}

.night-mode .file-action-btn:hover {
    background: #3d3d3d;
    color: #fff;
}