:root {
    --primary-color: #2563eb;
    --primary-light: #3b82f6;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.container-qiangdu{
    margin: 0 auto;
	background: white;
	border-radius: 8px;
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
	padding: 20px;
	font-size: 16px;
	line-height:24px;
}

/* Tab切换 */
.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
    justify-content: center;
    background: var(--card-bg);
    padding: 6px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.tab-btn {
    padding: 10px 16px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.2s ease;
    flex: 1;
    min-width: 80px;
    max-width: 120px;
}

.tab-btn.active {
    background: var(--primary-color);
    color: white;
}

.tab-btn:not(.active):hover {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
}

/* 卡片 */
.card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 15px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-lg);
    display: none;
    border: 1px solid var(--border-color);
}

.card.active {
    display: block;
}

/* 按钮 */
.btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    margin-top: 8px;
    height: 44px;
    transition: opacity 0.2s ease;
}

.btn:hover {
    opacity: 0.9;
}

.btn-clear {
    background: #f8fafc;
    color: var(--text-secondary);
    border: 2px solid var(--border-color);
}

.btn-clear:hover {
    background: #e2e8f0;
}

/* 结果头部 - 统一蓝色背景 */
.result-header {
    text-align: center;
    padding: 20px 15px;
    background: var(--primary-color);
    border-radius: 16px;
    margin-bottom: 16px;
}

.result-value {
    font-size: 42px;
    height: 45px;
    font-weight: 700;
    color: white;
}

.result-label {
    font-size: 14px;
    color: rgba(255,255,255,0.9);
    margin-top: 5px;
}

/* 提示信息 */
.notice-box {
    background: #eff6ff;
    border: 1px solid #93c5fd;
    border-radius: 12px;
    padding: 10px 15px;
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.notice-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.notice-text {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* 选项区域 */
.options-box {
    background: #f8fafc;
    border-radius: 16px;
    padding: 15px;
    border: 1px solid var(--border-color);
}

.option-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.option-row:last-child {
    border-bottom: none;
}

.option-label {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 600;
}

.option-select-wrapper {
    flex: 1;
    max-width: 220px;
    margin-left: 12px;
}

.option-select {
    width: 100%;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 15px;
    padding: 0 12px;
    background: white;
    color: var(--text-primary);
    cursor: pointer;
}

.option-select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* 输入框 */
.param-input-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
}

.param-input {
    width: 150px;
    height: 36px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    text-align: center;
    font-size: 16px;
    padding: 0 8px;
    color: var(--text-primary);
}

.param-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

/* 试块输入区 - 三列布局 */
.input-row {
    display: flex;
    justify-content: space-around;
    gap: 12px;
    padding: 15px 0;
}

.input-block {
    text-align: center;
    flex: 1;
    background: #f8fafc;
    border-radius: 12px;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
}

.input-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-weight: 600;
}

.input-field {
    width: 100%;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    text-align: center;
    font-size: 24px;
    color: var(--primary-color);
    background: white;
    padding: 0 5px;
    font-weight: 700;
}

.input-field:focus {
    outline: none;
    border-color: var(--primary-color);
}

.input-unit {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 8px;
}

/* 开关选项 */
.option-toggle {
    display: flex;
    gap: 10px;
}

.toggle-item {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 8px 16px;
    border-radius: 10px;
    background: white;
    border: 2px solid var(--border-color);
}

.toggle-item input {
    display: none;
}

.toggle-item span {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 600;
}

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

.toggle-item:has(input:checked) span {
    color: white;
}

/* 换算系数显示 */
.factor-display {
    background: #dbeafe;
    border: 2px solid #93c5fd;
    border-radius: 10px;
    padding: 5px 20px;
    min-width: 70px;
    text-align: center;
}

#conversion-factor-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-color);
}

.factor-input {
    width: 90px;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    text-align: center;
    font-size: 15px;
    padding: 0 10px;
    color: var(--text-primary);
    font-weight: 600;
}

.factor-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* 详细结果 */
.detail-box {
    background: #f8fafc;
    border-radius: 16px;
    padding: 16px;
    border: 1px solid var(--border-color);
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 1px dashed var(--border-color);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-value {
    color: var(--text-primary);
    font-weight: 600;
}

.status-pass {
    color: #10b981;
    font-weight: 700;
}

.status-fail {
    color: #ef4444;
    font-weight: 700;
}

/* 数据区域 */
.data-section {
    margin-bottom: 16px;
}

.section-label {
    font-size: 15px;
    color: var(--text-primary);
    margin: 10px 10px 0px;
    font-weight: 500;
}

/* 多组输入容器 */
#multi-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 16px 0;
    margin-bottom: 10px;
    max-height: 280px;
    overflow-y: auto;
}

/* 按钮行 */
.btn-row {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.btn-row .btn {
    flex: 1;
    margin-top: 0;
}

/* 底部按钮 */
.action-row {
    display: flex;
    gap: 12px;
    padding-top: 16px;
}

.action-row .btn {
    flex: 1;
    margin-top: 0;
    height: 48px;
    font-size: 15px;
}

/* 统计网格 */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 12px;
}

.stat-card {
    background: white;
    border-radius: 6px;
    padding: 10px;
    text-align: center;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.stat-value {
    font-size: 18px;
    font-weight: bold;
    color: var(--text-primary);
}

/* 评定详情 */
.evaluation-details {
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
}

.eval-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 3px 0;
    font-size: 15px;
    color: var(--text-secondary);
}

.eval-value {
    color: var(--text-primary);
    font-weight: 500;
}

.eval-label {
    width: 120px;
}

/* 响应式优化 */
@media (max-width: 640px) {
    
    .container-qiangdu {
    margin: 0 auto;
    background: white;
    border-radius: 0px;
    box-shadow: none;
    padding: 12px 0;
    font-size: 14px;
    line-height: 24px;
}