body {
    font-family: Arial, sans-serif;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f5f5f5;
}

.container {
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

h1 {
    color: #333;
    text-align: center;
}

h3 {
    color: #555;
    margin-top: 0;
}

.upload-area {
    border: 2px dashed #ccc;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    margin: 20px 0;
    transition: border-color 0.3s;
}

.upload-area:hover {
    border-color: #007bff;
}

.upload-area.dragover {
    border-color: #007bff;
    background-color: #f0f8ff;
}

.file-input {
    display: none;
}

.upload-btn {
    background-color: #007bff;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

.upload-btn:hover {
    background-color: #0056b3;
}

.file-info {
    margin: 15px 0;
    padding: 10px;
    background-color: #e9ecef;
    border-radius: 5px;
}

.process-btn {
    background-color: #28a745;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    display: none;
    margin: 20px auto;
}

.process-btn:hover {
    background-color: #218838;
}

.download-btn, .draw-btn, .apply-btn {
    background-color: #ffc107;
    color: #212529;
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    display: none;
    margin: 20px auto;
}

.download-btn:hover, .draw-btn:hover, .apply-btn:hover {
    background-color: #e0a800;
}

.draw-btn, .apply-btn {
    display: inline-block;
    margin: 10px 5px;
}

.status {
    text-align: center;
    margin: 20px 0;
    padding: 10px;
    border-radius: 5px;
}

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

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

.processing {
    background-color: #cce7ff;
    color: #004085;
    border: 1px solid #b8daff;
}

.preview {
    margin-top: 20px;
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid #ddd;
    padding: 10px;
    background-color: #f8f9fa;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

th, td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

th {
    background-color: #f2f2f2;
    position: sticky;
    top: 0;
}

tr:nth-child(even) {
    background-color: #f9f9f9;
}

/* 曲线控制面板样式 */
.chart-controls {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 5px;
    border: 1px solid #dee2e6;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.control-group h4 {
    margin: 0 0 10px 0;
    padding: 5px 0;
    border-bottom: 1px solid #dee2e6;
    color: #495057;
}

.control-group {
    margin-bottom: 15px;
}

/* 已移除不需要的样式 */

.control-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 5px;
}

.chart-controls .control-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 5px;
}

.chart-controls .control-row h4 {
    margin: 0;
    color: #495057;
    font-size: 14px;
    font-weight: bold;
    min-width: 80px;
}

.control-group label {
    font-weight: bold;
    margin: 0;
    white-space: nowrap;
}

.control-group input, .control-group select {
    padding: 6px;
    border: 1px solid #ccc;
    border-radius: 3px;
    width: auto;
    min-width: 60px;
}

.control-group input[type="number"] {
    padding: 6px;
    border: 1px solid #ccc;
    border-radius: 3px;
    width: auto;
    min-width: 60px;
}

/* 为图表控制面板中的控件添加特定样式以确保在同一行显示 */
.chart-controls .control-group input[type="number"] {
    min-width: 60px;
    width: 80px;
}

/* 右侧字段复选框样式 */
#rightFieldCheckboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 5px;
}

/* 左侧字段复选框样式 */
#leftFieldCheckboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 5px;
}

.field-checkbox {
    display: flex;
    align-items: center;
    background-color: #e9ecef;
    padding: 4px 8px;
    border-radius: 3px;
    cursor: pointer;
    transition: background-color 0.3s;
    font-size: 12px;
}

.field-checkbox:hover {
    background-color: #dee2e6;
}

.field-checkbox input {
    margin-right: 4px;
}

.field-checkbox.checked {
    background-color: #d4edda;
}

.field-checkbox.unchecked {
    background-color: #f8d7da;
    opacity: 0.7;
}

.draw-btn {
    align-self: flex-start;
    margin-top: 10px;
}

/* 画布控制区域样式 */
.canvas-controls {
    background-color: white;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
}

/* 修复.canvas-controls布局，确保每行显示三个控件组 */
.canvas-controls .control-row {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 10px;
    width: 100%;
}

.canvas-controls .control-group {
    display: flex;
    align-items: center;
    flex: 1 1 calc(33.333% - 15px); /* 每行三个字段 */
    min-width: 200px;
    margin-bottom: 10px;
    gap: 10px;
}

.canvas-controls .control-group label {
    width: 120px;
    font-weight: bold;
    margin-right: 10px;
    flex-shrink: 0;
    white-space: nowrap;
}

.canvas-controls .control-group input {
    flex: 1;
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 3px;
    min-width: 80px;
    box-sizing: border-box;
}

.canvas-controls .control-group input[type="date"] {
    flex: 1;
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 3px;
    min-width: 80px;
    box-sizing: border-box;
}

.canvas-controls .control-group input[type="number"] {
    min-width: 80px;
}

.unit {
    margin-left: 5px;
    font-weight: bold;
    white-space: nowrap;
}

.save-btn, .export-btn {
    background-color: #17a2b8;
    color: white;
    padding: 8px 16px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 14px;
    margin: 5px;
    white-space: nowrap;
}

.save-btn:hover, .export-btn:hover {
    background-color: #138496;
}

/* 响应式设计优化 */
@media (max-width: 1200px) {
    .canvas-controls .control-group {
        flex: 1 1 calc(50% - 10px); /* 在中等屏幕上每行两个字段 */
    }
}

@media (max-width: 768px) {
    .canvas-controls .control-group {
        flex: 1 1 100%; /* 在小屏幕上每行一个字段 */
        min-width: auto;
    }
    
    .canvas-controls .control-group label {
        width: auto;
        margin-right: 5px;
    }
}

/* 确保在所有屏幕尺寸下label和input都在同一行 */
.canvas-controls .control-group {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
}

/* 特殊处理包含单位的输入框组合 */
.canvas-controls .control-group:has(.unit) {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
}

/* 确保所有.canvas-controls中的.control-group元素都正确显示 */
div.canvas-controls div.control-group {
    display: flex;
    flex-direction: row;
    align-items: center;
}

/* 曲线显示区域样式 */
.chart-container {
    margin-top: 20px;
    text-align: center;
}

#chartCanvas {
    border: 1px solid #ddd;
    background-color: white;
    max-width: 100%;
    height: auto;
    /* 允许画布根据内容调整大小 */
    width: 100%;
    max-height: none;
}

/* 确保字段区域背景色为白色 */
.drawFieldHeaders, .drawBottomInfo {
    background-color: white;
}