西檬之家-OTK是什么？字母圈跨膝教育实践全解析
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</style>
<!-- HTML 结构 -->
<div id="fcBottomWrap">
<div id="fcMatchBox"><span>一键匹配</span></div>
<div id="fcFloatBox">售后客服</div>
</div>
<div id="fcPopBox">
<div id="fcCloseBtn">×</div>
<img id="fcSmallImg" src="/domsm456.webp" alt="售后客服">
</div>
<div id="fcZoomMask">
<div id="fcZoomClose">×</div>
<img id="fcBigImg" src="/domsm456.webp" alt="售后客服大图">
</div>
<div id="fcPayModal">
<div id="fcPayBox">
<div id="fcPayClose">×</div>
<div id="fcPayTitle">支付后自动跳转匹配客服</div>
<a id="fcPayLink" href="/plugin-public.php?p=payment-yipay&a=pay&subject=付款后会自动跳转至匹配客服微信&amount=198" target="_blank">立即支付 198元</a>
</div>
</div>
<script>
(function () {
var btn = document.getElementById('fcFloatBox');
var pop = document.getElementById('fcPopBox');
var small = document.getElementById('fcSmallImg');
var mask = document.getElementById('fcZoomMask');
var big = document.getElementById('fcBigImg');
var closePop = document.getElementById('fcCloseBtn');
var closeZoom = document.getElementById('fcZoomClose');
var shown = false;
function showPop() { pop.style.display = 'block'; shown = true; }
function hidePop() { pop.style.display = 'none'; shown = false; }
function showZoom() { mask.style.display = 'flex'; }
function hideZoom() { mask.style.display = 'none'; }
btn.addEventListener('click', function (e) { e.stopPropagation(); shown ? hidePop() : showPop(); });
closePop.addEventListener('click', function (e) { e.stopPropagation(); hidePop(); });
small.addEventListener('click', function (e) { e.stopPropagation(); showZoom(); });
closeZoom.addEventListener('click', function (e) { e.stopPropagation(); hideZoom(); hidePop(); });
mask.addEventListener('click', function () { hideZoom(); hidePop(); });
big.addEventListener('click', function (e) { e.stopPropagation(); });
var matchBtn = document.getElementById('fcMatchBox');
var payModal = document.getElementById('fcPayModal');
var payClose = document.getElementById('fcPayClose');
var payBox = document.getElementById('fcPayBox');
function showPay() { payModal.style.display = 'flex'; }
function hidePay() { payModal.style.display = 'none'; }
matchBtn.addEventListener('click', function (e) { e.stopPropagation(); showPay(); });
payClose.addEventListener('click', function (e) { e.stopPropagation(); hidePay(); });
payModal.addEventListener('click', function (e) { if (e.target === payModal) hidePay(); });
payBox.addEventListener('click', function (e) { e.stopPropagation(); });
document.addEventListener('click', function () { if (shown) hidePop(); });
pop.addEventListener('click', function (e) { e.stopPropagation(); });
})();
</script>
<script>/* fangchan01 共享脚本 */
(function() {
'use strict';
/* === 非首页导航深色模式 === */
function applyHeaderDarkMode() {
var hero = document.querySelector('.fangchan01-hero');
var header = document.querySelector('.fangchan01-header');
if (!header) return;
if (!hero) {
document.body.classList.add('header-dark');
}
}
/* === 滚动入场动画 === */
function initScrollAnimations() {
var items = document.querySelectorAll('.fangchan01-service-card, .fangchan01-feature-item, .fangchan01-testimonial-card');
if (!items.length) return;
if (!('IntersectionObserver' in window)) {
for (var i = 0; i < items.length; i++) items[i].style.opacity = '1';
return;
}
var observer = new IntersectionObserver(function(entries) {
for (var j = 0; j < entries.length; j++) {
if (entries[j].isIntersecting) {
entries[j].target.style.opacity = '1';
entries[j].target.style.transform = 'translateY(0)';
observer.unobserve(entries[j].target);
}
}
}, { threshold: 0.12 });
for (var k = 0; k < items.length; k++) {
items[k].style.opacity = '0';
items[k].style.transform = 'translateY(24px)';
items[k].style.transition = 'opacity 0.6s ease, transform 0.6s ease';
observer.observe(items[k]);
}
}
/* === 统计数字递增 === */
function animateCountUp(el) {
var text = el.textContent.trim();
var match = text.match(/^([\d,]+)(\+?)$/);
if (!match) return;
var target = parseInt(match[1].replace(/,/g, ''), 10);
if (isNaN(target) || target <= 0) return;
var duration = 1600, startTime = null;
function step(timestamp) {
if (!startTime) startTime = timestamp;
var progress = Math.min((timestamp - startTime) / duration, 1);
var eased = 1 - Math.pow(1 - progress, 3);
el.textContent = Math.round(eased * target).toLocaleString() + (match[2] || '');
if (progress < 1) requestAnimationFrame(step);
}
el.textContent = '0' + (match[2] || '');
requestAnimationFrame(step);
}
function initCountUp() {
var stats = document.querySelectorAll('.fangchan01-stat strong');
if (!stats.length || !('IntersectionObserver' in window)) return;
var observer = new IntersectionObserver(function(entries) {
for (var i = 0; i < entries.length; i++) {
if (entries[i].isIntersecting) {
animateCountUp(entries[i].target);
observer.unobserve(entries[i].target);
}
}
}, { threshold: 0.5 });
for (var j = 0; j < stats.length; j++) observer.observe(stats[j]);
}
document.addEventListener('DOMContentLoaded', function() {
applyHeaderDarkMode();
initScrollAnimations();
initCountUp();
});
})();</script>
</body>
</html>