/* 知体健康全局样式 */

/* 重置 */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { 
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: #f5f7fa;
    color: #333;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* 通用按钮 */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    border: none;
    font-size: 15px;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s;
}
.btn:active { transform: scale(0.96); }
.btn-primary {
    background: linear-gradient(135deg, #2d8a4e 0%, #1a5f2a 100%);
    color: white;
}
.btn-secondary {
    background: #f5f7fa;
    color: #666;
}
.btn-outline {
    background: white;
    border: 1px solid #2d8a4e;
    color: #2d8a4e;
}

/* 卡片 */
.card {
    background: white;
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

/* 标签 */
.tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}
.tag-green { background: #e8f5e9; color: #2d8a4e; }
.tag-orange { background: #fff3e0; color: #e65100; }
.tag-blue { background: #e3f2fd; color: #1565c0; }
.tag-purple { background: #f3e5f5; color: #6a1b9a; }
.tag-red { background: #ffebee; color: #c62828; }

/* 安全提示 */
.safety-notice {
    background: #fff8e1;
    border: 1px solid #ffe082;
    border-radius: 8px;
    padding: 12px;
    font-size: 13px;
    color: #f57f17;
    margin-bottom: 16px;
}

/* 免责声明 */
.disclaimer {
    font-size: 12px;
    color: #999;
    text-align: center;
    padding: 16px;
    line-height: 1.8;
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #e0e0e0;
    border-top-color: #2d8a4e;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* 隐藏 */
.hidden { display: none !important; }