/* 水化学图表服务 - 优化版样式 */
/* 适配 iframe 内嵌和独立访问两种场景 */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #409EFF;
    --success-color: #67C23A;
    --warning-color: #E6A23C;
    --danger-color: #F56C6C;
    --info-color: #909399;
    --bg-dark: #1a1a2e;
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --text-primary: #303133;
    --text-regular: #606266;
    --text-secondary: #909399;
    --border-color: #DCDFE6;
    --shadow-light: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', 
                 'PingFang SC', 'Hiragino Sans GB', Arial, sans-serif;
    background: #f5f7fa;
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
}

/* iframe 模式 - 紧凑布局 */
body.iframe-mode {
    padding: 0;
    background: #fff;
}

body.iframe-mode .container {
    max-width: 100%;
    padding: 0;
    margin: 0;
    height: 100%;
    overflow: hidden;
    border-radius: 0;
    box-shadow: none;
    background: #fff;
}

body.iframe-mode .header {
    display: none;
}

body.iframe-mode .chart-container {
    margin: 0;
    padding: 8px;
    border-radius: 8px;
}

/* 独立访问模式 - 完整布局 */
.container {
    max-width: 1200px;
    margin: 20px auto;
    background: #fff;
    padding: 32px;
    border-radius: 12px;
    box-shadow: var(--shadow-light);
}

/* 首页样式 */
.homepage {
    background: var(--bg-dark);
    color: #e8e8e8;
    padding: 40px;
}

.homepage .container {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

h1 {
    text-align: center;
    color: var(--primary-color);
    font-size: 28px;
    margin-bottom: 8px;
    font-weight: 600;
}

.homepage h1 {
    color: #00d4ff;
    font-size: 36px;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.pro-badge {
    display: inline-block;
    background: linear-gradient(135deg, #f093fb, #f5576c);
    color: white;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    margin-left: 8px;
    font-weight: 600;
    vertical-align: middle;
}

.subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 16px;
}

.status {
    text-align: center;
    background: rgba(64, 158, 255, 0.1);
    color: var(--primary-color);
    padding: 12px 20px;
    border-radius: 8px;
    margin-bottom: 32px;
    border: 1px solid rgba(64, 158, 255, 0.2);
    font-size: 14px;
}

.homepage .status {
    background: rgba(0, 212, 255, 0.1);
    color: #00d4ff;
    border-color: rgba(0, 212, 255, 0.3);
}

/* 区块样式 */
.section {
    margin-bottom: 32px;
}

.section-title {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
    display: flex;
    align-items: center;
}

.homepage .section-title {
    color: #00d4ff;
    border-bottom-color: rgba(0, 212, 255, 0.3);
}

.section-title .icon {
    margin-right: 10px;
    font-size: 22px;
}

/* 端点卡片 */
.endpoints {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.endpoint {
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.homepage .endpoint {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.endpoint:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(64, 158, 255, 0.15);
}

.homepage .endpoint:hover {
    box-shadow: 0 12px 32px rgba(0, 212, 255, 0.2);
    border-color: #00d4ff;
}

.endpoint.pro {
    border-left-color: #f5576c;
}

.endpoint-path {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 16px;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
}

.homepage .endpoint-path {
    color: #fff;
}

.endpoint-path .pro-tag {
    background: linear-gradient(135deg, #f093fb, #f5576c);
    color: white;
    padding: 2px 6px;
    border-radius: 8px;
    font-size: 10px;
    margin-left: 8px;
}

.endpoint-desc {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.5;
}

.endpoint-icon {
    font-size: 28px;
    margin-bottom: 10px;
}

a {
    color: inherit;
    text-decoration: none;
    display: block;
}

/* 页脚 */
.footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 13px;
}

.homepage .footer {
    border-top-color: rgba(255, 255, 255, 0.1);
}

.tech-stack {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.tech-item {
    background: rgba(0, 0, 0, 0.05);
    padding: 6px 14px;
    border-radius: 16px;
    font-size: 12px;
    color: var(--text-secondary);
}

.homepage .tech-item {
    background: rgba(255, 255, 255, 0.05);
    color: #888;
}

/* 图表页面样式 */
.header {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.back-btn {
    display: inline-block;
    margin-top: 12px;
    padding: 8px 20px;
    background: var(--primary-color);
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    font-size: 13px;
    transition: all 0.2s;
}

.back-btn:hover {
    background: #66b1ff;
}

/* 图表容器 - 自适应 */
.chart-container {
    background: #fff;
    padding: 16px;
    border-radius: 10px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    text-align: center;
    overflow: hidden;
}

.chart-container img {
    max-width: 100%;
    max-height: 70vh;
    height: auto;
    width: auto;
    display: block;
    margin: 0 auto;
    object-fit: contain;
}

/* 信息框 */
.info-box {
    background: rgba(64, 158, 255, 0.08);
    border: 1px solid rgba(64, 158, 255, 0.2);
    border-radius: 10px;
    padding: 16px;
    margin-top: 16px;
}

.info-title {
    color: var(--primary-color);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.info-content {
    color: var(--text-regular);
    font-size: 13px;
    line-height: 1.7;
}

/* 结果区域 */
.result-section {
    background: #fafafa;
    padding: 20px;
    border-radius: 10px;
    margin-top: 20px;
    border: 1px solid var(--border-color);
}

.result-title {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 16px;
    font-weight: 600;
}

.result-item {
    background: #fff;
    padding: 14px;
    margin-bottom: 10px;
    border-radius: 8px;
    border-left: 4px solid var(--success-color);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
}

.water-type {
    color: var(--success-color);
    font-size: 16px;
    font-weight: 600;
    margin: 6px 0;
}

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

.high-confidence {
    color: var(--success-color);
}

.medium-confidence {
    color: var(--warning-color);
}

.low-confidence {
    color: var(--danger-color);
}

/* 图例框 */
.legend-box {
    background: rgba(230, 162, 60, 0.08);
    border: 1px solid rgba(230, 162, 60, 0.2);
    border-radius: 10px;
    padding: 16px;
    margin-top: 16px;
}

.legend-title {
    color: var(--warning-color);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.legend-content {
    color: var(--text-regular);
    font-size: 13px;
    line-height: 1.7;
}

/* 加载动画 */
.loading {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.loading .spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 16px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading p {
    font-size: 14px;
    margin: 8px 0;
}

/* 错误消息 */
.error-message {
    background: rgba(245, 108, 108, 0.1);
    border: 1px solid rgba(245, 108, 108, 0.3);
    color: var(--danger-color);
    padding: 16px;
    border-radius: 8px;
    margin: 16px 0;
    font-size: 14px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .container {
        margin: 10px;
        padding: 20px;
    }
    
    h1 {
        font-size: 22px;
    }
    
    .endpoints {
        grid-template-columns: 1fr;
    }
    
    .chart-container img {
        max-height: 50vh;
    }
}

/* 打印样式 */
@media print {
    body {
        background: #fff;
    }
    
    .container {
        box-shadow: none;
        padding: 0;
    }
    
    .back-btn, .header {
        display: none;
    }
    
    .chart-container {
        border: none;
        page-break-inside: avoid;
    }
}