/* ========== CSV转JSON工具专属样式 ========== */

/* 主容器 */
.csvjson-container {
    margin: 20px 0;
}

/* 工具栏区域 */
.csvjson-toolbar {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 15px;
    padding: 12px 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e0e3eb;
}

.csvjson-toolbar-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.csvjson-toolbar-label {
    font-size: 14px;
    color: #333;
    font-weight: 500;
}

.csvjson-select {
    padding: 8px 12px;
    border: 1px solid #d0d5dd;
    border-radius: 6px;
    background: white;
    font-size: 14px;
    color: #333;
    cursor: pointer;
    outline: none;
    transition: border-color 0.2s;
}

.csvjson-select:focus {
    border-color: #2196F3;
}

/* 输入输出区域 */
.csvjson-io-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.csvjson-io-panel {
    display: flex;
    flex-direction: column;
}

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

.csvjson-panel-title {
    font-size: 14px;
    font-weight: 600;
    color: #333;
    display: flex;
    align-items: center;
    gap: 6px;
}

.csvjson-panel-title .material-icons {
    font-size: 18px;
    color: #2196F3;
}

.csvjson-panel-actions {
    display: flex;
    gap: 8px;
}

.csvjson-btn-small {
    padding: 4px 10px;
    font-size: 12px;
    border: 1px solid #d0d5dd;
    border-radius: 4px;
    background: white;
    color: #555;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 4px;
}

.csvjson-btn-small:hover {
    border-color: #2196F3;
    color: #2196F3;
    background: #f0f7ff;
}

.csvjson-btn-small .material-icons {
    font-size: 14px;
}

.csvjson-textarea {
    width: 100%;
    min-height: 400px;
    padding: 15px;
    border: 2px solid #e0e3eb;
    border-radius: 8px;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.6;
    color: #333;
    background: #fafbfc;
    resize: vertical;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.csvjson-textarea:focus {
    border-color: #2196F3;
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

.csvjson-textarea.csvjson-textarea--output {
    background: #f5f7fa;
    color: #1a73e8;
}

/* 操作按钮组 */
.csvjson-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin: 20px 0;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e0e3eb;
}

.csvjson-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    color: white;
}

.csvjson-btn .material-icons {
    font-size: 18px;
}

.csvjson-btn--primary {
    background: #2196F3;
}

.csvjson-btn--primary:hover {
    background: #1976D2;
    box-shadow: 0 2px 8px rgba(33, 150, 243, 0.3);
}

.csvjson-btn--success {
    background: #4caf50;
}

.csvjson-btn--success:hover {
    background: #388e3c;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.3);
}

.csvjson-btn--warning {
    background: #ff9800;
    color: white;
}

.csvjson-btn--warning:hover {
    background: #f57c00;
    box-shadow: 0 2px 8px rgba(255, 152, 0, 0.3);
}

.csvjson-btn--info {
    background: #9c27b0;
}

.csvjson-btn--info:hover {
    background: #7b1fa2;
    box-shadow: 0 2px 8px rgba(156, 39, 176, 0.3);
}

.csvjson-btn--secondary {
    background: #607d8b;
}

.csvjson-btn--secondary:hover {
    background: #455a64;
    box-shadow: 0 2px 8px rgba(96, 125, 139, 0.3);
}

/* 文件上传区域 */
.csvjson-file-upload {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.csvjson-file-upload input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

/* 转换选项区域 */
.csvjson-options {
    margin-bottom: 20px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e0e3eb;
}

.csvjson-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.csvjson-option-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.csvjson-option-label {
    font-size: 13px;
    font-weight: 500;
    color: #555;
}

.csvjson-input {
    padding: 8px 12px;
    border: 1px solid #d0d5dd;
    border-radius: 6px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

.csvjson-input:focus {
    border-color: #2196F3;
}

/* 统计信息 */
.csvjson-stats {
    display: flex;
    gap: 20px;
    padding: 10px 15px;
    background: #e8f5e9;
    border-radius: 6px;
    margin-top: 15px;
    font-size: 13px;
    color: #2e7d32;
}

.csvjson-stats-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.csvjson-stats-item .material-icons {
    font-size: 16px;
}

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

    .csvjson-textarea {
        min-height: 250px;
    }

    .csvjson-toolbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .csvjson-actions {
        flex-direction: column;
    }

    .csvjson-btn {
        justify-content: center;
    }

    .csvjson-options-grid {
        grid-template-columns: 1fr;
    }

    .csvjson-stats {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .csvjson-container {
        margin: 10px 0;
    }

    .csvjson-textarea {
        min-height: 200px;
        font-size: 12px;
        padding: 10px;
    }

    .csvjson-btn {
        padding: 8px 15px;
        font-size: 13px;
    }

    .csvjson-panel-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}