帖子详情
BMI 健康管家是一款专门用于计算身体质量指数，并提供个性化健康建议的工具。通过简单输入身高和体重数据，就能快速得出 BMI 数值，让您对自己的身体状况有更清晰的认识。同时，它还会根据 BMI 结果给出针对性的健康建议，无论是饮食调整还是运动规划，都能为您提供有益的参考。
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>BMI健康管家</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: 'Segoe UI', '微软雅黑', sans-serif;
}
body {
min-height: 100vh;
background: linear-gradient(135deg, #83a4d4 0%, #b6fbff 100%);
display: flex;
justify-content: center;
align-items: center;
padding: 20px;
}
.calculator {
background: linear-gradient(145deg, #ffffff, #f8f9fa);
border-radius: 25px;
padding: 30px;
box-shadow: 0 10px 30px rgba(131,164,212,0.2);
width: 100%;
max-width: 450px;
transform: translateY(0);
transition: transform 0.3s ease;
}
.calculator:hover {
transform: translateY(-5px) rotateX(2deg);
}
h1 {
color: #2c3e50;
text-align: center;
margin-bottom: 25px;
font-size: 2.4em;
letter-spacing: 1.5px;
text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}
.input-group {
margin-bottom: 25px;
position: relative;
}
label {
display: block;
color: #34495e;
margin-bottom: 10px;
font-weight: 600;
font-size: 1.1em;
padding-left: 5px;
}
input {
width: 100%;
padding: 14px 20px;
border: 2px solid rgba(131,164,212,0.2);
border-radius: 12px;
font-size: 16px;
background: rgba(131,164,212,0.05);
transition: all 0.3s ease;
}
input:focus {
outline: none;
border-color: #83a4d4;
box-shadow: 0 0 12px rgba(131,164,212,0.2);
}
button {
background: linear-gradient(45deg, #83a4d4, #6a8bc7);
color: white;
border: none;
padding: 16px 30px;
border-radius: 12px;
width: 100%;
font-size: 17px;
cursor: pointer;
letter-spacing: 1px;
position: relative;
overflow: hidden;
transition: transform 0.2s, box-shadow 0.2s;
}
button::after {
content: '';
position: absolute;
top: -50%;
left: -50%;
width: 200%;
height: 200%;
background: linear-gradient(45deg,
rgba(255,255,255,0) 25%,
rgba(255,255,255,0.3) 50%,
rgba(255,255,255,0) 75%
);
transform: rotate(45deg);
animation: shine 3s infinite;
}
@keyframes shine {
0% { transform: translateX(-100%) rotate(45deg); }
100% { transform: translateX(100%) rotate(45deg); }
}
button:hover {
transform: scale(0.98);
box-shadow: 0 5px 15px rgba(131,164,212,0.4);
}
#result {
margin-top: 25px;
padding: 20px;
border-radius: 15px;
background: linear-gradient(145deg, #f8f9fa, #ffffff);
text-align: center;
opacity: 0;
transform: translateY(20px);
transition: all 0.4s ease;
border: 2px solid rgba(131,164,212,0.1);
}
#result.show {
opacity: 1;
transform: translateY(0);
}
.bmi-value {
font-size: 2.8em;
font-weight: 800;
color: #2c3e50;
margin: 15px 0;
text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}
.status {
font-size: 1.3em;
padding: 10px 20px;
border-radius: 25px;
display: inline-block;
margin: 10px 0;
}
.result-card {
background: rgba(255,255,255,0.9);
border-radius: 15px;
padding: 20px;
margin: 20px 0;
box-shadow: 0 4px 6px rgba(131,164,212,0.1);
}
.advice-item {
display: flex;
align-items: center;
padding: 12px 15px;
margin: 10px 0;
background: rgba(131,164,212,0.08);
border-radius: 10px;
transition: all 0.3s ease;
}
.advice-item:hover {
transform: translateX(10px);
background: linear-gradient(90deg, rgba(131,164,212,0.1), transparent);
}
.custom-alert {
display: none;
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: rgba(0,0,0,0.5);
z-index: 999;
}
.alert-content {
background: linear-gradient(145deg, #ffffff, #f8f9fa);
width: 85%;
max-width: 320px;
padding: 25px;
border-radius: 15px;
position: relative;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
box-shadow: 0 5px 15px rgba(0,0,0,0.2);
text-align: center;
}
.close-alert {
position: absolute;
right: 18px;
top: 12px;
font-size: 26px;
cursor: pointer;
color: #83a4d4;
transition: color 0.3s;
}
.close-alert:hover {
color: #5b86e5;
}
.underweight { background: #f0ad4e; color: white; }
.normal { background: #5cb85c; color: white; }
.overweight { background: #d9534f; color: white; }
.obese { background: #8b0000; color: white; }
</style>
</head>
<body>
<div class="calculator">
<h1>🌈 BMI健康管家</h1>
<div class="input-group">
<label for="height">📏 身高（cm）</label>
<input type="number" id="height" placeholder="请输入身高" step="0.1">
</div>
<div class="input-group">
<label for="weight">⚖️ 体重（kg）</label>
<input type="number" id="weight" placeholder="请输入体重" step="0.1">
</div>
<button onclick="calculateBMI()">🚀 立即测算</button>
<div id="result">
<p>📊 您的BMI指数：</p>
<div class="bmi-value">-</div>
<div class="status">等待计算...</div>
<div id="adviceContainer"></div>
</div>
</div>
<div class="custom-alert" id="customAlert">
<div class="alert-content">
<span class="close-alert" onclick="closeAlert()">×</span>
<p id="alertMessage"></p>
</div>
</div>
<script>
const adviceData = {
underweight: {
diet: ["🥛 高蛋白奶制品（每日500ml）", "🥩 优质红肉（牛肉/羊肉）", "🌰 坚果能量棒（每日30g）", "🍠 复合碳水（红薯/山药）"],
exercise: ["🏋️‍♂️ 力量训练（每周4次）", "🚴‍♀️ 中等强度有氧（40分钟）", "🤸‍♂️ 功能性训练（平衡练习）"]
},
normal: {
diet: ["🐟 深海鱼类（每周3次）", "🥦 十字花科蔬菜（西兰花）", "🍓 低GI水果（蓝莓/苹果）", "🌾 全谷物（糙米/燕麦）"],
exercise: ["🏊‍♀️ 多样化运动（游泳/骑行）", "🧘‍♀️ 核心训练（平板支撑）", "🚶‍♂️ 每日万步（基础活动量）"]
},
overweight: {
diet: ["🥗 高纤维蔬菜（芹菜/菠菜）", "🍗 去皮禽肉（鸡胸/火鸡）", "🍄 菌菇类（香菇/杏鲍菇）", "🫘 植物蛋白（豆腐/鹰嘴豆）"],
exercise: ["🏃‍♂️ 每日有氧（45分钟）", "🤸 HIIT训练（间歇运动）", "🚴 骑行训练（阻力调节）"]
},
obese: {
diet: ["🥒 低淀粉蔬菜（黄瓜/番茄）", "🍤 白灼海鲜（虾/贝类）", "🍵 绿茶/黑咖啡（无糖）", "🌰 适量坚果（10g/日）"],
exercise: ["🏃‍♀️ 低冲击有氧（水中运动）", "🪑 坐姿训练（关节保护）", "🚶‍♀️ 分段式运动（多次短时）"]
}
};
function showAlert(message) {
const alert = document.getElementById('customAlert');
document.getElementById('alertMessage').textContent = message;
alert.style.display = 'block';
}
function closeAlert() {
document.getElementById('customAlert').style.display = 'none';
}
function generateAdvice(bmiType) {
const { diet, exercise } = adviceData[bmiType];
return `
<div class="result-card">
<h3 style="color:#2c3e50;margin-bottom:15px;">🍽 饮食建议</h3>
${diet.map(item => `<div class="advice-item">${item}</div>`).join('')}
<h3 style="color:#2c3e50;margin:20px 0 15px;">🏃 运动计划</h3>
${exercise.map(item => `<div class="advice-item">${item}</div>`).join('')}
<p style="margin-top:20px;color:#83a4d4;font-size:0.95em;">
💡 小贴士：${getRandomTip()}
</p>
</div>
`;
}
function getRandomTip() {
const tips = [
"餐前喝杯温水有助于控制食量～",
"保证每天7小时优质睡眠很重要",
"运动后30分钟内补充蛋白质最佳",
"少食多餐更有利于代谢健康"
];
return tips[Math.floor(Math.random() * tips.length)];
}
function calculateBMI() {
const heightInput = document.getElementById('height');
const weightInput = document.getElementById('weight');
const height = parseFloat(heightInput.value) / 100;
const weight = parseFloat(weightInput.value);
const resultDiv = document.getElementById('result');
if (!height || !weight || height <= 0 || weight <= 0) {
showAlert("⚠️ 请输入有效的数值");
return;
}
const bmi = (weight / (height * height)).toFixed(1);
const statusElement = resultDiv.querySelector('.status');
const valueElement = resultDiv.querySelector('.bmi-value');
const adviceContainer = document.getElementById('adviceContainer');
valueElement.textContent = bmi;
resultDiv.classList.add('show');
let bmiType = '';
if (bmi < 18.5) {
statusElement.className = 'status underweight';
statusElement.textContent = '体重过轻';
bmiType = 'underweight';
} else if (bmi < 24) {
statusElement.className = 'status normal';
statusElement.textContent = '健康体重';
bmiType = 'normal';
} else if (bmi < 28) {
statusElement.className = 'status overweight';
statusElement.textContent = '体重过重';
bmiType = 'overweight';
} else {
statusElement.className = 'status obese';
statusElement.textContent = '肥胖';
bmiType = 'obese';
}
adviceContainer.innerHTML = generateAdvice(bmiType);
}
// 输入验证
document.querySelectorAll('input').forEach(input => {
input.addEventListener('input', e => {
if (e.target.value < 0) e.target.value = '';
});
});
// 点击遮罩层关闭弹窗
document.getElementById('customAlert').addEventListener('click', function(e) {
if (e.target === this) closeAlert();
});
</script>
</body>
</html>
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