/* 
 * JSON巴巴 - 主样式文件
 * 深色主题为主，支持响应式设计
 */

/* CSS变量定义 */
:root {
    /* 深色主题色彩 */
    --bg-primary: #1e1e1e;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #383838;
    --bg-elevated: #404040;

    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-muted: #888888;

    --accent-blue: #2563EB;
    --accent-green: #10B981;
    --accent-red: #EF4444;
    --accent-yellow: #F59E0B;

    /* 边框和分割线 */
    --border-color: #404040;
    --border-subtle: #333333;

    /* 间距系统 */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;

    /* 字体 */
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    --font-system: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* 阴影 */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);
}

/* 浅色主题变量 */
:root.light-theme {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --bg-elevated: #ffffff;

    --text-primary: #212529;
    --text-secondary: #495057;
    --text-muted: #6c757d;

    --border-color: #dee2e6;
    --border-subtle: #e9ecef;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* 全局重置和基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-system);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 容器和布局 */
.container {
    max-width: 98%;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* 头部样式 */
.header {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border-bottom: 1px solid var(--border-color);
    position: static;
    height: 42px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
}

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

.header-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.header-brand:hover {
    transform: translateY(-1px);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

.logo-icon {
    font-size: 1.2rem;
    background: linear-gradient(135deg, var(--accent-blue) 0%, #3b82f6 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 20px rgba(37, 99, 235, 0.3);
    transition: all 0.3s ease;
}

.logo-text {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #3b82f6 50%, #6366f1 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
    transition: all 0.3s ease;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

.logo:hover .logo-text {
    background: linear-gradient(135deg, #1e40af 0%, var(--accent-blue) 50%, #3b82f6 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transform: translateY(-1px);
}

.logo:hover .logo-icon {
    transform: scale(1.1) rotate(5deg);
    text-shadow: 0 0 25px rgba(37, 99, 235, 0.5);
}

.tagline {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin: 0;
    margin-left: var(--spacing-xs);
    font-weight: 400;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, var(--text-muted) 0%, var(--text-secondary) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    transition: all 0.3s ease;
}

.header-brand:hover .tagline {
    background: linear-gradient(135deg, var(--text-secondary) 0%, var(--accent-blue) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transform: translateY(-0.5px);
}

/* 导航样式 */
.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-search {
    position: relative;
}

.nav-search input {
    width: 280px;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.8rem;
}

.nav-search input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    max-height: 300px;
    overflow-y: auto;
    z-index: 200;
    display: none;
}

.nav-controls {
    display: flex;
    gap: var(--spacing-sm);
}

.theme-toggle {
    width: 32px;
    height: 32px;
    border: none;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    font-size: 0.9rem;
}

.help-btn {
    color: var(--text-primary);
    text-decoration: underline;
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.3px;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid transparent;
    transition: all 0.2s ease;
    white-space: nowrap;
    display: flex;
    align-items: center;
    height: 32px;
}

.theme-toggle:hover {
    background-color: var(--bg-elevated);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.help-btn:hover {
    color: var(--accent-blue);
    border-bottom-color: var(--accent-blue);
    transform: translateY(-1px);
}

/* 工具选择菜单栏 */
.tool-menu {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-sm) 0;
}

.tool-menu .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.tool-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.tool-category {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.tool-selector label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.tool-dropdown {
    min-width: 180px;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
}

.tool-dropdown:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.tool-dropdown optgroup {
    font-weight: 600;
    color: var(--text-secondary);
    background-color: var(--bg-secondary);
}

.tool-dropdown option {
    padding: var(--spacing-sm);
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.tool-info h1 {
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
    color: var(--text-primary);
}

.tool-controls {
    display: flex;
    gap: var(--spacing-sm);
}

/* 主内容区域 */
.main {
    display: flex;
    min-height: calc(100vh - 42px - 40px); /* header + status-bar */
}

/* 左侧菜单栏 */
.sidebar {
    width: 160px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    flex-shrink: 0;
    transition: width 0.3s ease;
    overflow: hidden;
}

.sidebar.collapsed {
    width: 45px;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-tertiary);
}

.sidebar-header h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--text-primary) 0%, #94a3b8 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.sidebar-header:hover h3 {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #6366f1 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transform: translateY(-1px);
    letter-spacing: 1.2px;
}

.sidebar.collapsed .sidebar-header h3 {
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.sidebar-toggle:hover {
    background-color: var(--bg-elevated);
    color: var(--text-primary);
}

.sidebar.collapsed .sidebar-toggle {
    transform: rotate(180deg);
}

.sidebar-content {
    padding: var(--spacing-sm) 0;
}

.menu-section {
    margin-bottom: var(--spacing-md);
}

.menu-title {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0 var(--spacing-sm) var(--spacing-xs);
    margin: 0;
    transition: opacity 0.3s ease;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.menu-title:hover {
    color: var(--text-primary);
}

.menu-expand-icon {
    font-size: 0.6rem;
    transition: transform 0.2s ease;
}

.menu-title.collapsed .menu-expand-icon {
    transform: rotate(-90deg);
}

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

.menu-list.collapsed {
    display: none !important;
}

.sidebar.collapsed .menu-title {
    opacity: 0;
}

.sidebar.collapsed .menu-expand-icon {
    opacity: 0;
}

.menu-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.menu-item:hover {
    background-color: var(--bg-elevated);
}

.menu-item.active {
    background-color: rgba(37, 99, 235, 0.1);
    border-left-color: var(--accent-blue);
    color: var(--accent-blue);
}

.menu-icon {
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-xs);
    flex-shrink: 0;
    font-size: 0.875rem;
}

.menu-text {
    font-size: 0.8rem;
    font-weight: 500;
    transition: opacity 0.3s ease;
    white-space: nowrap;
}

.sidebar.collapsed .menu-text {
    opacity: 0;
}

/* 右侧主工作区 */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* 面包屑导航 */
.breadcrumb-nav {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.8rem;
}

.breadcrumb {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-xs);
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    color: var(--text-muted);
    transition: color 0.2s ease;
}

.breadcrumb-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.breadcrumb-item a:hover {
    color: var(--accent-blue);
}

.breadcrumb-item.active {
    color: var(--text-primary);
    font-weight: 500;
}

.breadcrumb-separator {
    color: var(--text-muted);
    margin: 0 var(--spacing-xs);
    font-size: 0.7rem;
}

/* 对于小屏幕，简化面包屑导航 */
@media (max-width: 768px) {
    .breadcrumb-nav {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .breadcrumb-item:not(:last-child):not(:first-child) {
        display: none;
    }
    
    .breadcrumb-separator {
        margin: 0 var(--spacing-xs);
    }
}

.content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.content-header h1 {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.tool-controls {
    display: flex;
    gap: var(--spacing-sm);
}

/* 工具面板样式 */
.tool-panel {
    flex: 1;
    padding: var(--spacing-md);
    background-color: var(--bg-primary);
    overflow: auto;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.info-panel {
    width: 350px;
    background-color: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.info-panel.collapsed {
    width: 0;
    overflow: hidden;
    border-left: none;
}

.main .container.full-width {
    grid-template-columns: 1fr;
}

.main .container.full-width .info-panel {
    display: none;
}

/* 工具工作区样式 */
.tool-workspace {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    width: 100%;
}

.tool-workspace.maximized {
    height: 100%;
}

/* 信息面板样式 - 可折叠 */
.info-panel {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    height: fit-content;
    max-height: 100%;
    width: 350px;
    transition: all 0.3s ease;
    position: relative;
}

.info-panel.collapsed {
    width: 0;
    opacity: 0;
    margin-left: calc(-1 * var(--spacing-lg));
    overflow: hidden;
    min-height: 0;
    max-height: 0;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.panel-header h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.panel-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    font-size: 1rem;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.panel-toggle:hover {
    background-color: var(--bg-elevated);
    color: var(--text-primary);
}

.panel-content {
    padding: var(--spacing-lg);
    overflow-y: auto;
    max-height: calc(100vh - 240px);
}

.panel-section {
    margin-bottom: var(--spacing-xl);
}

.panel-section:last-child {
    margin-bottom: 0;
}

.panel-section h5 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.help-content {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.history-list {
    font-size: 0.875rem;
}

.shortcuts-list {
    font-size: 0.875rem;
}

.shortcut-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    background-color: var(--bg-tertiary);
}

.shortcut-item kbd {
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    padding: 2px 6px;
    font-size: 0.75rem;
    font-family: var(--font-mono);
}

/* 按钮样式 */
.btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background-color: var(--accent-blue);
    color: white;
}

.btn-primary:hover {
    background-color: #1d4ed8;
}

.btn-secondary {
    background-color: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-tertiary);
}

.btn-success {
    background-color: var(--accent-green);
    color: white;
}

.btn-danger {
    background-color: var(--accent-red);
    color: white;
}

.btn-small {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
}

/* 状态栏样式 */
.status-bar {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    height: 40px;
    font-size: 0.75rem;
}

.status-bar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.status-left,
.status-right {
    display: flex;
    gap: var(--spacing-lg);
}

.status-item {
    color: var(--text-secondary);
}

.status-label {
    margin-right: var(--spacing-xs);
}

/* 模态框样式 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal.show {
    display: flex;
}

.modal-content {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow: hidden;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-tertiary);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.125rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
}

.modal-close:hover {
    background-color: var(--bg-elevated);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
}

.help-section {
    margin-bottom: var(--spacing-lg);
}

.help-section:last-child {
    margin-bottom: 0;
}

.help-section h4 {
    margin-bottom: var(--spacing-md);
    color: var(--accent-blue);
}

.help-section ol,
.help-section ul {
    padding-left: var(--spacing-lg);
}

.help-section li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .info-panel {
        width: 300px;
    }
    
    .nav-search input {
        width: 220px;
    }
}

@media (max-width: 992px) {
    .main .container {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .info-panel {
        display: none;
    }
    
    .nav-search input {
        width: 180px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 140px;
    }
    
    .sidebar.collapsed {
        width: 40px;
    }

    .header .container {
        flex-direction: row;
        height: 42px;
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
    }
    
    .header {
        height: 42px;
        position: static;
    }
    
    .nav {
        width: auto;
        justify-content: flex-end;
    }
    
    .nav-search input {
        width: 200px;
        max-width: 200px;
    }
    
    .tool-menu .container {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }
    
    .tool-selector {
        order: 1;
    }
    
    .tool-info {
        order: 2;
        text-align: center;
    }
    
    .tool-controls {
        order: 3;
        justify-content: center;
    }
    
    .tool-dropdown {
        width: 100%;
        min-width: auto;
    }
    
    .main {
        min-height: calc(100vh - 42px - 40px);
    }
    
    /* 移动端logo样式调整 */
    .logo {
        font-size: 1rem;
    }
    
    .logo-text {
        font-size: 0.95rem;
        letter-spacing: 0.3px;
    }
    
    .logo-icon {
        font-size: 1.1rem;
    }
    
    .tagline {
        font-size: 0.65rem;
        letter-spacing: 0.4px;
    }
    
    /* 移动端工具箱标题调整 */
    .sidebar-header h3 {
        font-size: 0.8rem;
        letter-spacing: 0.8px;
    }
}

@media (max-width: 480px) {
    .sidebar {
        width: 120px;
    }
    
    .sidebar.collapsed {
        width: 35px;
    }
    
    .menu-item {
        padding: 2px var(--spacing-xs);
    }
    
    .menu-text {
        font-size: 0.75rem;
    }

    .container {
        padding: 0 var(--spacing-xs);
    }
    
    .tool-panel {
        padding: var(--spacing-md);
    }
    
    .btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.8rem;
    }
    
    .tool-controls {
        flex-direction: column;
    }
    
    .tool-info h1 {
        font-size: 1rem;
    }
    
    /* 小屏幕logo样式调整 */
    .logo {
        font-size: 0.9rem;
    }
    
    .logo-text {
        font-size: 0.85rem;
        letter-spacing: 0.2px;
    }
    
    .logo-icon {
        font-size: 1rem;
    }
    
    .tagline {
        font-size: 0.6rem;
        letter-spacing: 0.4px;
    }
    
    /* 小屏幕工具箱标题调整 */
    .sidebar-header h3 {
        font-size: 0.75rem;
        letter-spacing: 0.6px;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

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

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

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

/* 工具相关样式 */
.tool-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    height: 100%;
}

.editor-section {
    display: flex;
    gap: var(--spacing-md);
    flex: 1;
    min-height: 300px;
}

.editor-container {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.editor-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    border-bottom: 1px solid var(--border-color);
}

.editor-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.editor-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.editor-content {
    flex: 1;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-top: none;
}

.code-editor {
    width: 100%;
    height: 100%;
    min-height: 200px;
    padding: var(--spacing-md);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border: none;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.5;
    resize: none;
    outline: none;
}

.code-editor:focus {
    background-color: var(--bg-primary);
}

/* 错误提示样式 */
.error-panel {
    background-color: var(--accent-red);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
    display: none;
}

.error-panel.show {
    display: block;
}

/* 成功提示样式 */
.success-panel {
    background-color: var(--accent-green);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
    display: none;
}

.success-panel.show {
    display: block;
}

/* 工具栏样式 */
.toolbar {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.toolbar-group {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.toolbar-separator {
    width: 1px;
    height: 20px;
    background-color: var(--border-color);
    margin: 0 var(--spacing-sm);
}

/* 选择框样式 */
.select {
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
}

.select:focus {
    outline: none;
    border-color: var(--accent-blue);
}

/* 输入框样式 */
.input {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    width: 100%;
}

.input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.input-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.input-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    min-width: 80px;
}

/* 辅助类 */
.hidden {
    display: none !important;
}

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

.font-mono {
    font-family: var(--font-mono);
}

/* 悬浮说明框样式 */
.help-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.help-popup-overlay.show {
    opacity: 1;
    visibility: visible;
}

.help-popup {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    max-width: 600px;
    max-height: 80vh;
    width: 90%;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
    overflow: hidden;
}

.help-popup-overlay.show .help-popup {
    transform: translateY(0);
}

.help-popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.help-popup-header h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.help-popup-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.help-popup-close:hover {
    background-color: var(--bg-elevated);
    color: var(--text-primary);
}

.help-popup-content {
    padding: var(--spacing-md);
    max-height: 60vh;
    overflow-y: auto;
    color: var(--text-primary);
    line-height: 1.6;
}

.help-popup-content h5 {
    color: var(--text-primary);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.help-popup-content p {
    margin-bottom: var(--spacing-sm);
}

.help-popup-content ul,
.help-popup-content ol {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-lg);
}

.help-popup-content li {
    margin-bottom: var(--spacing-xs);
}

/* 全屏模式样式 */
body.fullscreen-mode {
    overflow: hidden;
}

.fullscreen-hidden {
    display: none !important;
}

.main-content.fullscreen-maximized {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--bg-primary);
    z-index: 999;
    margin: 0;
    padding: var(--spacing-sm);
}

.main-content.fullscreen-maximized .content-header {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.main-content.fullscreen-maximized .tool-panel {
    height: calc(100vh - 80px); /* 减去头部高度 */
    overflow: auto;
}

/* 移除旧的最大化样式 */
.sidebar.maximized {
    width: 0;
    min-width: 0;
    border-right: none;
    overflow: hidden;
    transition: width 0.3s ease;
}

.info-panel.maximized-hidden {
    display: none !important;
}

.sidebar.maximized ~ .main-content {
    margin-left: 0;
}

/* 浅色主题下的特殊样式 */
:root.light-theme .logo-text {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #1e40af 50%, #3730a3 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 4px rgba(37, 99, 235, 0.15);
}

:root.light-theme .logo:hover .logo-text {
    background: linear-gradient(135deg, #1e40af 0%, var(--accent-blue) 50%, #2563eb 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

:root.light-theme .logo-icon {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #2563eb 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 15px rgba(37, 99, 235, 0.2);
}

:root.light-theme .tagline {
    background: linear-gradient(135deg, var(--text-muted) 0%, var(--text-secondary) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

:root.light-theme .header {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.08);
}

:root.light-theme .header-brand:hover .tagline {
    background: linear-gradient(135deg, var(--text-secondary) 0%, var(--accent-blue) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

:root.light-theme .theme-toggle:hover {
    background-color: var(--bg-elevated);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
}

:root.light-theme .help-btn {
    color: var(--text-primary);
}

:root.light-theme .help-btn:hover {
    color: var(--accent-blue);
    border-bottom-color: var(--accent-blue);
}

:root.light-theme .sidebar-header h3 {
    background: linear-gradient(135deg, var(--text-primary) 0%, #64748b 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

:root.light-theme .sidebar-header:hover h3 {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #4f46e5 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}