/* 主题变量 - 蓝天风格 */
:root {
    --bg-gradient-start: #e0f2fe;
    --bg-gradient-end: #f0f9ff;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-header: #1e293b;
    --card-bg: #fff;
    --card-shadow: rgba(99, 102, 241, 0.08);
    --card-hover-shadow: rgba(99, 102, 241, 0.18);
    --border-color: #e2e8f0;
    --input-bg: #fff;
    --input-border: #cbd5e1;
    --result-bg: #f8fafc;
    --option-bg: linear-gradient(135deg, #f8fafc 0%, #eef2ff 100%);
    --option-border: #e2e8f0;
    --tab-bg: #f1f5f9;
    --tab-active-bg: #fff;
    --footer-text: #64748b;
    --security-notice-bg: linear-gradient(135deg, rgba(99, 102, 241, 0.06) 0%, rgba(14, 165, 233, 0.06) 100%);
    --security-notice-border: rgba(99, 102, 241, 0.2);
    --security-notice-text: #475569;
    --recommend-card-bg: #fff;
    --pill-bg: #fff;
    --pill-border: #e2e8f0;
    --pill-hover-bg: #f8fafc;
    --header-bg: linear-gradient(135deg, #6366f1 0%, #0ea5e9 100%);
    /* 新增主题色变量 */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --accent: #0ea5e9;
    --accent-light: #38bdf8;
    --success: #10b981;
    --success-light: #34d399;
    --warning: #f59e0b;
    --danger: #ef4444;
    --icon-color: #6366f1;
}


/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(180deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    min-height: 100vh;
    color: var(--text-primary);
    transition: background 0.5s ease, color 0.3s ease;
    position: relative;
    overflow-x: hidden;
}


/* 确保内容在装饰层之上 */
.container {
    position: relative;
    z-index: 1;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 头部 */
header {
    text-align: center;
    padding: 30px 20px;
    color: var(--text-primary);
    position: relative;
}

header .header-right {
    position: absolute;
    top: 15px;
    right: 15px;
}

header h1 {
    font-size: 2rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

header .subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* 工具卡片网格 */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    padding: 20px 0;
    flex: 1;
}

.tool-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 30px;
    text-decoration: none;
    color: var(--text-primary);
    transition: transform 0.3s, box-shadow 0.3s, background 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px var(--card-shadow);
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px var(--card-hover-shadow);
    border-color: var(--primary);
}

.tool-card.coming-soon {
    opacity: 0.6;
    cursor: default;
}

.tool-card.coming-soon:hover {
    transform: none;
    box-shadow: 0 2px 8px var(--card-shadow);
    border-color: var(--border-color);
}

.tool-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.tool-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.tool-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Excel工具箱宽卡片 - 左右布局 */
.tool-card-wide {
    grid-column: span 2;
    flex-direction: row;
    align-items: stretch;
    padding: 0;
    overflow: hidden;
}

.tool-card-wide .tool-card-left {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px 25px;
    border-right: 1px solid var(--border-color);
    min-width: 140px;
}

.tool-card-wide .tool-card-left .tool-icon {
    margin-bottom: 8px;
}

.tool-card-wide .tool-card-left h3 {
    color: var(--text-primary);
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.tool-card-wide .tool-card-left p {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin: 0;
}

.tool-card-wide .tool-card-right {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding: 15px;
    align-content: center;
}

@media (max-width: 768px) {
    .tool-card-wide {
        grid-column: span 1;
        flex-direction: column;
    }
    .tool-card-wide .tool-card-left {
        padding: 15px;
    }
    .tool-card-wide .tool-card-right {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 480px) {
    .tool-card-wide .tool-card-right {
        grid-template-columns: repeat(2, 1fr);
    }
}

.sub-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px 10px;
    background: var(--tab-bg);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 8px;
    font-size: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.2s;
    white-space: nowrap;
}

.sub-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* 紧凑头部 */
.compact-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    color: white;
}

.compact-header .header-left {
    display: flex;
    align-items: baseline;
    gap: 15px;
}

.compact-header h1 {
    font-size: 1.5rem;
    margin: 0;
}

.compact-header .header-subtitle {
    font-size: 0.9rem;
    opacity: 0.85;
}

/* 安全徽章 */
.security-badge {
    background: rgba(40, 167, 69, 0.2);
    border: 1px solid rgba(40, 167, 69, 0.4);
    color: #90EE90;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    white-space: nowrap;
}

/* 安全提示 */
.security-notice {
    background: var(--security-notice-bg);
    border: 1px solid var(--security-notice-border);
    border-radius: 8px;
    padding: 10px 16px;
    text-align: center;
    color: var(--security-notice-text);
    font-size: 13px;
    margin-bottom: 15px;
}

/* 底部安全提示 */
.security-notice-bottom {
    background: var(--security-notice-bg);
    border: 1px solid var(--security-notice-border);
    border-radius: 8px;
    padding: 8px 16px;
    text-align: center;
    color: var(--security-notice-text);
    font-size: 12px;
    margin-top: 15px;
}

/* 页脚 */
footer {
    text-align: center;
    padding: 20px;
    color: var(--footer-text);
    font-size: 0.9rem;
}

footer a {
    color: var(--primary);
}

/* 工具页面通用样式 */
.tool-container {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 30px;
    margin: 20px 0;
    flex: 1;
    transition: background 0.3s ease;
}

.tool-header {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid #eee;
}

.tool-header a.back {
    color: #667eea;
    text-decoration: none;
    font-size: 1.5rem;
    margin-right: 15px;
}

.tool-header h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

/* 表单元素 */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

textarea {
    width: 100%;
    min-height: 120px;
    padding: 12px;
    border: 2px solid var(--input-border);
    border-radius: 8px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 14px;
    resize: vertical;
    transition: border-color 0.3s, background 0.3s;
    background: var(--input-bg);
    color: var(--text-primary);
}

textarea:focus {
    outline: none;
    border-color: #667eea;
}

input[type="text"], select {
    padding: 10px 14px;
    border: 2px solid var(--input-border);
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s, background 0.3s;
    background: var(--input-bg);
    color: var(--text-primary);
}

input[type="text"]:focus, select:focus {
    outline: none;
    border-color: #667eea;
}

/* 按钮 */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 600;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--tab-bg);
    color: var(--text-primary);
}

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

.btn-success {
    background: #28a745;
    color: white;
}

.btn-danger {
    background: #dc3545;
    color: white;
}

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

/* 结果区域 */
.result-box {
    background: var(--result-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    margin-top: 10px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 14px;
    word-break: break-all;
    white-space: pre-wrap;
    position: relative;
    color: var(--text-primary);
    transition: background 0.3s, border-color 0.3s;
}

.result-box .copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 5px 10px;
    font-size: 12px;
}

/* 选项行 */
.options-row {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 15px;
}

.options-row label {
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: normal;
    margin-bottom: 0;
}

/* 单选按钮组样式 */
.options-section {
    background: var(--result-bg);
    border-radius: 10px;
    padding: 12px 15px;
    margin-bottom: 15px;
    transition: background 0.3s;
}

.radio-group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.radio-group:last-child {
    margin-bottom: 0;
}

.radio-label {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 13px;
    margin-right: 5px;
}

.radio-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 5px 10px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
    margin: 0;
    font-weight: normal;
    color: var(--text-primary);
}

.radio-item:hover {
    border-color: var(--primary);
    background: var(--pill-hover-bg);
}

.radio-item:has(input:checked) {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.radio-item input[type="radio"],
.radio-item input[type="checkbox"] {
    display: none;
}

/* 统计信息框 */
.stats-box {
    background: var(--result-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 15px;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.8;
    transition: background 0.3s, border-color 0.3s;
}

.stats-box .stat-item {
    display: inline-block;
    margin-right: 20px;
}

.stats-box .stat-label {
    color: var(--text-muted);
}

.stats-box .stat-value {
    font-weight: 600;
    color: var(--primary);
}

/* 多输入框区域 */
.input-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.input-item {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.input-item textarea {
    flex: 1;
    min-height: 80px;
}

.input-item .btn {
    flex-shrink: 0;
}

/* Tab 导航 */
.tab-nav {
    display: flex;
    gap: 8px;
    margin-bottom: 25px;
    background: var(--tab-bg);
    padding: 6px;
    border-radius: 12px;
    transition: background 0.3s;
}

.tab-btn {
    flex: 1;
    padding: 12px 20px;
    border: none;
    background: transparent;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.25s ease;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.3);
}

.tab-btn.active {
    color: var(--primary);
    background: var(--tab-active-bg);
    box-shadow: 0 2px 8px var(--card-shadow);
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 数据转换页面特殊样式 - json.cn 风格 */
.data-converter-page {
    max-width: 98vw;
    min-height: 98vh;
    margin: 1vh auto;
    padding: 10px 15px;
    background: #f5f5f5;
}

.data-converter-page .tool-container {
    min-height: calc(98vh - 80px);
    background: #fff;
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* 展开面板 */
.expand-panel {
    background: linear-gradient(135deg, #f8f9ff 0%, #f0f4ff 100%);
    border: 2px solid #667eea;
    border-radius: 12px;
    padding: 20px;
    margin-top: 20px;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.expand-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 1px solid #ddd;
}

.expand-panel-header h3 {
    margin: 0;
    font-size: 16px;
    color: #333;
}

.btn-close {
    background: none;
    border: none;
    font-size: 18px;
    color: #999;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 4px;
    transition: all 0.2s;
}

.btn-close:hover {
    background: #eee;
    color: #333;
}

/* 强调按钮 */
.btn-accent {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(240, 147, 251, 0.4);
}

.btn-header {
    margin-left: auto;
    padding: 8px 16px;
    font-size: 13px;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 15px;
}

/* 模式切换按钮 */
.mode-switch {
    display: flex;
    gap: 0;
    margin-bottom: 20px;
    background: var(--tab-bg);
    border-radius: 12px;
    padding: 4px;
    transition: background 0.3s;
}

.mode-btn {
    flex: 1;
    padding: 12px 24px;
    border: none;
    background: transparent;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.mode-btn:hover {
    color: var(--text-primary);
}

.mode-btn.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.35);
}

/* 紧凑选项布局 */
.options-compact {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 15px;
}

.option-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 16px;
    background: var(--option-bg);
    border: 1px solid var(--option-border);
    border-radius: 10px;
    box-shadow: 0 2px 6px rgba(102, 126, 234, 0.08);
    transition: background 0.3s, border-color 0.3s;
}

.option-row:hover {
    border-color: var(--primary);
    box-shadow: 0 3px 10px rgba(99, 102, 241, 0.12);
}

.option-label {
    font-weight: 600;
    font-size: 13px;
    color: var(--primary);
    min-width: 50px;
}

.info-text {
    color: var(--text-secondary);
    font-size: 13px;
}

/* 小号结果框 */
.result-box-sm {
    min-height: 50px;
}

/* 精美药丸按钮样式 */
.pill-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    background: var(--pill-bg);
    border: 2px solid var(--pill-border);
    border-radius: 20px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    user-select: none;
}

.pill:hover {
    border-color: var(--primary);
    background: var(--pill-hover-bg);
    color: var(--primary);
}

.pill input {
    display: none;
}

.pill:has(input:checked) {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-color: transparent;
    color: white;
    box-shadow: 0 3px 10px rgba(99, 102, 241, 0.35);
}

.pill:has(input:checked):hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #0284c7 100%);
    color: white;
}

.pill-sm {
    padding: 5px 12px;
    font-size: 12px;
}

/* 多选 checkbox 样式 */
.pill-check:has(input:checked) {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    border-color: transparent;
    color: white;
    box-shadow: 0 2px 8px rgba(40, 167, 69, 0.3);
}

.pill-check:has(input:checked):hover {
    background: linear-gradient(135deg, #218838 0%, #1aa179 100%);
}

.option-row-wide {
    flex: 1 1 100%;
}

/* 推荐工具区域 */
.recommend-section {
    margin-top: 40px;
    padding: 30px 0;
}

.recommend-section h2 {
    color: var(--text-primary);
    text-align: center;
    font-size: 1.6rem;
    margin-bottom: 25px;
}

.recommend-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.recommend-card {
    background: var(--recommend-card-bg);
    border-radius: 16px;
    padding: 25px;
    transition: transform 0.3s, box-shadow 0.3s, background 0.3s;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px var(--card-shadow);
}

.recommend-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px var(--card-hover-shadow);
    border-color: var(--primary);
}

.recommend-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.recommend-card h3 {
    font-size: 0.9rem;
    color: var(--primary);
    margin-bottom: 5px;
    font-weight: 600;
}

.recommend-card h4 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.recommend-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 12px;
}

.recommend-link {
    display: inline-block;
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.recommend-link:hover {
    color: var(--accent);
}

.recommend-hint {
    display: block;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    text-align: center;
}

/* 联系方式区域 */
.contact-section {
    text-align: center;
    padding: 30px 0;
    margin-top: 20px;
}

.contact-section h2 {
    color: var(--text-primary);
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.contact-section p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.contact-section a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}

.contact-section a:hover {
    color: var(--accent);
    text-decoration: underline;
}

/* 响应式 */
@media (max-width: 768px) {
    header h1 {
        font-size: 1.8rem;
    }
    
    .tool-container {
        padding: 20px;
    }
    
    .options-row {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .recommend-grid {
        grid-template-columns: 1fr;
    }
    
    .recommend-section h2 {
        font-size: 1.3rem;
    }
}

/* 左右分栏布局 */
.split-layout {
    display: flex;
    gap: 20px;
    min-height: 500px;
}

.split-left {
    flex: 0 0 45%;
    display: flex;
    flex-direction: column;
}

.split-right {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.split-left textarea {
    flex: 1;
    min-height: 200px;
}

.split-left .options-compact {
    margin: 10px 0;
}

.split-left .btn-group {
    flex-wrap: wrap;
    gap: 8px;
}

.split-right .form-group {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.info-text-inline {
    font-size: 12px;
    color: #666;
}

.result-box-full {
    flex: 1;
    min-height: 400px;
    overflow: auto;
}

@media (max-width: 900px) {
    .split-layout {
        flex-direction: column;
    }
    .split-left, .split-right {
        flex: none;
    }
    .result-box-full {
        min-height: 300px;
    }
}

/* 优化的左右布局 */
.main-split-layout {
    display: flex;
    gap: 16px;
    height: calc(100vh - 200px);
    min-height: 450px;
}

.main-split-layout .split-left,
.main-split-layout .split-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    background: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
}

.panel-title {
    font-weight: 600;
    color: #333;
    font-size: 14px;
}

.mode-tabs {
    display: flex;
    gap: 4px;
}

.mode-tab {
    padding: 4px 10px;
    border: none;
    background: transparent;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    color: #666;
}

.mode-tab.active {
    background: #667eea;
    color: #fff;
}

.mode-tab:hover:not(.active) {
    background: #e9ecef;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-text-sm {
    font-size: 11px;
    color: #888;
}

.main-split-layout textarea {
    flex: 1;
    border: none;
    padding: 12px;
    font-family: 'SF Mono', Consolas, monospace;
    font-size: 13px;
    resize: none;
    outline: none;
}

.options-bar {
    display: flex;
    gap: 16px;
    padding: 8px 12px;
    background: #f8f9fa;
    border-top: 1px solid #e9ecef;
    flex-wrap: wrap;
}

.opt-group {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: #666;
}

.opt {
    display: flex;
    align-items: center;
    gap: 2px;
    cursor: pointer;
}

.opt input {
    margin: 0;
}

.action-bar {
    display: flex;
    gap: 8px;
    padding: 10px 12px;
    background: #f8f9fa;
    border-top: 1px solid #e9ecef;
}

.action-bar .btn {
    padding: 6px 14px;
    font-size: 13px;
}

.main-split-layout .result-box-full {
    flex: 1;
    margin: 0;
    border: none;
    border-radius: 0;
    overflow: auto;
}

.btn-sm {
    padding: 4px 10px !important;
    font-size: 10px !important;
}

/* 紧凑页面 */
.compact-page {
    padding: 10px 20px;
}

.tool-header-compact {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    margin-bottom: 10px;
}

.tool-header-compact h2 {
    margin: 0;
    font-size: 18px;
}


.tool-header-compact .back {
    font-size: 20px;
    text-decoration: none;
    color: #667eea;
}

.security-badge-sm {
    font-size: 11px;
    color: #666;
    background: #f0f0f0;
    padding: 3px 8px;
    border-radius: 4px;
}

/* 统一按钮样式 */
.btn-action {
    padding: 6px 14px;
    font-size: 13px;
    border: none;
    border-radius: 4px;
    background: #667eea;
    color: #fff;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-action:hover {
    background: #5a6fd6;
}

/* JSON控制按钮 */
#jsonControls {
    display: flex;
    align-items: center;
    gap: 4px;
}

.btn-xs {
    padding: 2px 8px;
    font-size: 11px;
    border: 1px solid #ddd;
    border-radius: 3px;
    background: #f8f9fa;
    color: #666;
    cursor: pointer;
}

.btn-xs:hover {
    background: #e9ecef;
}

.depth-select {
    padding: 2px 4px;
    font-size: 11px;
    border: 1px solid #ddd;
    border-radius: 3px;
    background: #fff;
    cursor: pointer;
}

/* 顶部模式切换 */
.top-mode-switch {
    display: flex;
    gap: 4px;
    margin-left: auto;
    margin-right: 12px;
}

.top-mode-btn {
    padding: 6px 14px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: #fff;
    color: #666;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.top-mode-btn:hover {
    background: #f0f0f0;
}

.top-mode-btn.active {
    background: #667eea;
    color: #fff;
    border-color: #667eea;
}

/* 次要操作按钮 */
.btn-action-alt {
    padding: 6px 14px;
    font-size: 13px;
    border: 1px solid #667eea;
    border-radius: 4px;
    background: #fff;
    color: #667eea;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-action-alt:hover {
    background: #667eea;
    color: #fff;
}

/* 小按钮次要样式 */
.btn-sm.btn-alt {
    background: #fff;
    color: #667eea;
    border: 1px solid #667eea;
}

.btn-sm.btn-alt:hover {
    background: #667eea;
    color: #fff;
}

/* parseInfo字体颜色 */
.info-text-sm {
    color: #374151;
}