西檬之家-大圈是什么？2024最新字母圈新人入圈指南
<p><img src="/uploads/article-images/41fb3a2e5952.webp" alt="大圈 - 微信图片_20251203212836_109_19" loading="lazy" style="max-width:100%; height:auto; border-radius:8px;"></p><div class="article-ad-inline-middle"><div class="article-ad-slot article-ad-slot-article_middle"><div class="article-ad-item"><p style="font-style: italic;font-weight: bold;font-size: 0;white-space: nowrap;margin: 0;padding: 0">
<span style="vertical-align: middle;font-size: 24px;font-weight: bold;background: linear-gradient(135deg, #FFD700, #FFA500, #FFD700);-webkit-background-clip: text;-webkit-text-fill-color: transparent;">一键匹配 </span> <span style="vertical-align: middle;font-size: 24px"> 👉 </span> <a 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" style="text-decoration: none;vertical-align: middle;font-size: 24px;color: #ff0000;font-style: italic;font-weight: bold"> 点击这里 </a> <span style="vertical-align: middle;font-size: 24px"> 👈 </span><p style="font-style: italic;font-size: 24px;white-space: nowrap;margin: 10px 0 0 0;color: #000000"></div></div></div></div>
<!-- 上下篇导航 -->
<div class="fangchan01-article-navigation"><nav class="article-navigation article-navigation-vertical" aria-label="文章上下篇导航"><div class="article-nav-item article-nav-prev"><div class="article-nav-label">← 上一篇</div><a href="/dyrg/otk-32" class="article-nav-title" title="西檬之家-OTK是什么？字母圈新人指南">西檬之家-OTK是什么？字母圈新人指南</a></div><div class="article-nav-item article-nav-next"><div class="article-nav-label">下一篇 →</div><a href="/dyrg/bdsm-238" class="article-nav-title" title="西檬之家-小圈与大圈：BDSM新人的入门指南">西檬之家-小圈与大圈：BDSM新人的入门指南</a></div></nav></div>
<!-- 中部广告 -->
<div class="fangchan01-ad-wrap"></div>
<!-- 关键词内链 -->
<div class="fangchan01-keyword-links"><nav class="keyword-links" aria-label="文章标签"><a href="/tag/sscyuanze/" title="SSC原则">SSC原则</a><a href="/tag/daquan/" title="大圈">大圈</a><a href="/tag/zimuquan/" title="字母圈">字母圈</a><a href="/tag/zimuquanxinren/" title="字母圈新人">字母圈新人</a><a href="/tag/anquanci/" title="安全词">安全词</a></nav></div>
<!-- 底部广告 -->
<div class="fangchan01-ad-wrap"><div class="article-ad-slot article-ad-slot-article_bottom"><div class="article-ad-item">感兴趣的伙伴可以在下方添加一下，也是为了大家有个属于纯爱好者的、纯净的平台来交流沟通、入圈、寻找自己的partner，少走弯路、少踩坑，毕竟鱼龙混杂、知己难觅~
<p style="font-style: italic;font-weight: bold;font-size: 0;white-space: nowrap;margin: 0;padding: 0">
<span style="vertical-align: middle;font-size: 24px;font-weight: bold;background: linear-gradient(135deg, #FFD700, #FFA500, #FFD700);-webkit-background-clip: text;-webkit-text-fill-color: transparent;">一键匹配 </span> <span style="vertical-align: middle;font-size: 24px"> 👉 </span> <a 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" style="text-decoration: none;vertical-align: middle;font-size: 24px;color: #ff0000;font-style: italic;font-weight: bold"> 点击这里 </a> <span style="vertical-align: middle;font-size: 24px"> 👈 </span><p style="font-style: italic;font-size: 24px;white-space: nowrap;margin: 10px 0 0 0;color: #000000"></div></div></div>
<!-- 随便看看 -->
<div class="fangchan01-cross-site-section">
<h3>随便看看</h3>
<a class="random-article-link" href="https://se9.aibdsm.cc/dyrg/article-20261013201721.html" target="_blank" rel="external" title="西檬之家-字母圈新人入圈指南：从基础术语到安全实践"><span class="random-article-index">01</span><span class="random-article-text">西檬之家-字母圈新人入圈指南：从基础术语到安全实践</span></a><a class="random-article-link" href="https://jnx.aibdsm.cc/dyrg/article-20261013201143.html" target="_blank" rel="external" title="西檬之家-字母圈新人入圈指南：从零开始了解大圈术语"><span class="random-article-index">02</span><span class="random-article-text">西檬之家-字母圈新人入圈指南：从零开始了解大圈术语</span></a><a class="random-article-link" href="https://uet.aibdsm.cc/duo-yuan-ren-ge/bdsm-1336.html" target="_blank" rel="external" title="【西檬之家】字母圈管教指南：新人如何正确理解BDSM中的规则与边界"><span class="random-article-index">03</span><span class="random-article-text">【西檬之家】字母圈管教指南：新人如何正确理解BDSM中的规则与边界</span></a><a class="random-article-link" href="https://pdq.aibdsm.cc/duo-yuan-ren-ge/aftercare-157.html" target="_blank" rel="external" title="西檬之家-字母圈的aftercare是什么？新人如何正确实践"><span class="random-article-index">04</span><span class="random-article-text">西檬之家-字母圈的aftercare是什么？新人如何正确实践</span></a><a class="random-article-link" href="https://r2w.aibdsm.cc/dyrg/bdsm-1452.html" target="_blank" rel="external" title="西檬之家-BDSM核心术语全解析，新人入圈必备指南"><span class="random-article-index">05</span><span class="random-article-text">西檬之家-BDSM核心术语全解析，新人入圈必备指南</span></a><a class="random-article-link" href="https://wr8.aibdsm.cc/dyrg/bdsm-1357.html" target="_blank" rel="external" title="【西檬之家】新人入圈指南：BDSM基础知识与安全原则解析"><span class="random-article-index">06</span><span class="random-article-text">【西檬之家】新人入圈指南：BDSM基础知识与安全原则解析</span></a><a class="random-article-link" href="https://htp.aibdsm.cc/duo-yuan-ren-ge/article-20261013191029.html" target="_blank" rel="external" title="【西檬之家】字母圈的新手指南：从基础术语到安全实践"><span class="random-article-index">07</span><span class="random-article-text">【西檬之家】字母圈的新手指南：从基础术语到安全实践</span></a><a class="random-article-link" href="https://e5c.aibdsm.cc/dyrg/article-20261013190239.html" target="_blank" rel="external" title="西檬之家-字母圈新人入圈指南：从基础术语解析到安全实践"><span class="random-article-index">08</span><span class="random-article-text">西檬之家-字母圈新人入圈指南：从基础术语解析到安全实践</span></a><a class="random-article-link" href="https://e5c.aibdsm.cc/dyrg/aftercare-167.html" target="_blank" rel="external" title="西檬之家-字母圈的Aftercare是什么？"><span class="random-article-index">09</span><span class="random-article-text">西檬之家-字母圈的Aftercare是什么？</span></a><a class="random-article-link" href="https://e5c.aibdsm.cc/dyrg/bdsm-ssc-99.html" target="_blank" rel="external" title="西檬之家-字母圈新人入圈指南：掌握BDSM术语与SSC原则"><span class="random-article-index">10</span><span class="random-article-text">西檬之家-字母圈新人入圈指南：掌握BDSM术语与SSC原则</span></a>
</div>
</div>
<!-- 右侧侧边栏 -->
<aside class="fangchan01-article-sidebar">
<!-- 相关文章 -->
<div class="fangchan01-sidebar-section">
<h3>相关文章</h3>
<a class="article-card" href="/dyrg/article-20261013151544.html" title="大圈：实用指南"><span class="article-card-thumb"><img src="/uploads/article-images/3897bd3e030f.webp" alt="大圈：实用指南" loading="lazy"></span><span class="article-card-title">大圈：实用指南</span></a><a class="article-card" href="/dyrg/bdsm-1412.html" title="西檬之家-大圈是什么意思？BDSM新人入圈全解析"><span class="article-card-thumb"><img src="/uploads/article-images/ba3b12d403ce.webp" alt="西檬之家-大圈是什么意思？BDSM新人入圈全解析" loading="lazy"></span><span class="article-card-title">西檬之家-大圈是什么意思？BDSM新人入圈全解析</span></a><a class="article-card" href="/dyrg/bdsm-1405.html" title="西檬之家-BDSM大圈新人入门指南"><span class="article-card-thumb"><img src="/uploads/article-images/9a2c3cce87a1.webp" alt="西檬之家-BDSM大圈新人入门指南" loading="lazy"></span><span class="article-card-title">西檬之家-BDSM大圈新人入门指南</span></a><a class="article-card" href="/dyrg/article-20261011102657.html" title="西檬之家-字母圈新人入圈指南：从大圈基础术语到安全实践"><span class="article-card-thumb"><img src="/uploads/article-images/e4b0a559d52b.webp" alt="西檬之家-字母圈新人入圈指南：从大圈基础术语到安全实践" loading="lazy"></span><span class="article-card-title">西檬之家-字母圈新人入圈指南：从大圈基础术语到安全实践</span></a>
</div>
<!-- 随机推荐 -->
<div class="fangchan01-sidebar-section">
<h3>随机推荐</h3>
<a class="random-article-link" href="/dyrg/article-20261013151544.html" title="大圈：实用指南"><span class="random-article-index">01</span><span class="random-article-text">大圈：实用指南</span></a><a class="random-article-link" href="/dyrg/bdsm-1413.html" title="【西檬之家】- 字母圈新人入门必看：BDSM基础知识全解析"><span class="random-article-index">02</span><span class="random-article-text">【西檬之家】- 字母圈新人入门必看：BDSM基础知识全解析</span></a><a class="random-article-link" href="/dyrg/bdsm-1417.html" title="西檬之家-小圈新人指南：了解BDSM文化与安全实践"><span class="random-article-index">03</span><span class="random-article-text">西檬之家-小圈新人指南：了解BDSM文化与安全实践</span></a><a class="random-article-link" href="/dyrg/bdsm-1419.html" title="西檬之家-圣水在字母圈中是什么意思？全面解析BDSM流行语"><span class="random-article-index">04</span><span class="random-article-text">西檬之家-圣水在字母圈中是什么意思？全面解析BDSM流行语</span></a><a class="random-article-link" href="/dyrg/tk-237.html" title="西檬之家-TK是什么？字母圈互动中的挠痒痒实践"><span class="random-article-index">05</span><span class="random-article-text">西檬之家-TK是什么？字母圈互动中的挠痒痒实践</span></a><a class="random-article-link" href="/dyrg/ddlg-190.html" title="西檬之家-DDLG是什么？字母圈的支配与臣服解析"><span class="random-article-index">06</span><span class="random-article-text">西檬之家-DDLG是什么？字母圈的支配与臣服解析</span></a><a class="random-article-link" href="/dyrg/k9-177.html" title="西檬之家-字母圈k9犬系实践指南"><span class="random-article-index">07</span><span class="random-article-text">西檬之家-字母圈k9犬系实践指南</span></a><a class="random-article-link" href="/dyrg/bdsm-1410.html" title="西檬之家-字母圈新人如何理解BDSM？"><span class="random-article-index">08</span><span class="random-article-text">西檬之家-字母圈新人如何理解BDSM？</span></a>
</div>
<!-- 侧边栏广告 -->
<div class="fangchan01-sidebar-ad"></div>
</aside>
</main>
<style>
/* ===== 页脚 ===== */
.fangchan01-footer {
background: #0a0a0a;
color: #ccc;
position: relative;
overflow: hidden;
padding: 60px 0 0;
font-size: 14px;
line-height: 1.8;
}
.fangchan01-footer::before {
content: '';
position: absolute;
top: 0;
left: 0;
right: 0;
height: 3px;
background: linear-gradient(90deg, transparent, #d4af37, #f5d77b, #d4af37, transparent);
}
.fangchan01-footer-inner {
max-width: 80%;
margin: 0 auto;
padding: 0 20px;
display: grid;
grid-template-columns: 1.4fr 1.6fr 1.4fr;
gap: 40px;
overflow: hidden;
}
.fangchan01-footer-col {
min-width: 0;
overflow: hidden;
}
.fangchan01-footer-brand {
display: flex;
flex-direction: column;
gap: 16px;
}
.fangchan01-footer-logo {
font-size: 22px;
font-weight: 700;
color: #fff;
letter-spacing: 2px;
text-transform: uppercase;
display: flex;
align-items: center;
gap: 10px;
}
.fangchan01-footer-logo-icon {
width: 36px;
height: 36px;
background: linear-gradient(135deg, #d4af37, #f5d77b);
border-radius: 8px;
display: flex;
align-items: center;
justify-content: center;
font-size: 18px;
color: #0a0a0a;
font-weight: 900;
flex-shrink: 0;
}
.fangchan01-footer-tagline {
color: #999;
font-size: 13px;
line-height: 1.7;
padding-left: 2px;
}
.fangchan01-footer-heading {
font-size: 15px;
font-weight: 600;
color: #d4af37;
letter-spacing: 1.5px;
text-transform: uppercase;
margin-bottom: 18px;
position: relative;
padding-bottom: 10px;
border-bottom: 1px solid rgba(212, 175, 55, 0.25);
}
.fangchan01-footer-heading::after {
content: '';
position: absolute;
bottom: -1px;
left: 0;
width: 40px;
height: 2px;
background: #d4af37;
}
.fangchan01-footer-links {
display: flex;
flex-direction: column;
gap: 8px;
}
.fangchan01-footer-links a {
color: #aaa;
text-decoration: none;
transition: color 0.3s, padding-left 0.3s;
display: inline-block;
position: relative;
padding-left: 14px;
}
.fangchan01-footer-links a::before {
content: '›';
position: absolute;
left: 0;
color: #d4af37;
font-size: 16px;
font-weight: 700;
transition: transform 0.3s;
}
.fangchan01-footer-links a:hover {
color: #f5d77b;
padding-left: 18px;
}
.fangchan01-footer-links a:hover::before {
transform: translateX(2px);
}
.fangchan01-footer-contact {
color: #bbb;
font-style: normal;
display: flex;
flex-direction: column;
gap: 10px;
}
.fangchan01-footer-contact-item {
display: flex;
align-items: flex-start;
gap: 10px;
}
.fangchan01-footer-contact-icon {
color: #d4af37;
font-size: 16px;
flex-shrink: 0;
margin-top: 2px;
}
.fangchan01-footer-contact-text {
color: #aaa;
line-height: 1.6;
}
.fangchan01-footer-friend-wrapper {
display: flex;
flex-wrap: wrap;
gap: 10px;
margin-top: 4px;
}
.fangchan01-footer-friend-wrapper a {
color: #999;
text-decoration: none;
font-size: 13px;
padding: 4px 12px;
border: 1px solid rgba(212, 175, 55, 0.2);
border-radius: 4px;
transition: all 0.3s;
}
.fangchan01-footer-friend-wrapper a:hover {
color: #f5d77b;
border-color: #d4af37;
background: rgba(212, 175, 55, 0.06);
}
.fangchan01-footer-bottom {
margin-top: 50px;
padding: 20px 0;
border-top: 1px solid rgba(255, 255, 255, 0.06);
text-align: center;
color: #777;
font-size: 13px;
letter-spacing: 0.5px;
}
.fangchan01-footer-bottom span {
color: #d4af37;
}
/* 响应式 */
@media (max-width: 900px) {
.fangchan01-footer-inner {
max-width: 94%;
grid-template-columns: 1fr 1fr;
gap: 32px;
}
.fangchan01-footer-col:first-child {
grid-column: 1 / -1;
}
}
@media (max-width: 600px) {
.fangchan01-footer {
padding: 40px 0 0;
}
.fangchan01-footer-inner {
max-width: 100%;
grid-template-columns: 1fr;
gap: 28px;
padding: 0 16px;
}
.fangchan01-footer-col:first-child {
grid-column: 1;
}
.fangchan01-footer-bottom {
margin-top: 32px;
padding: 16px 12px;
font-size: 12px;
}
}
</style>
<footer class="fangchan01-footer">
<div class="fangchan01-footer-inner">
<!-- 品牌 -->
<div class="fangchan01-footer-col fangchan01-footer-brand">
<div class="fangchan01-footer-logo">
<picture><source type="image/webp" srcset="/uploads/202606/img-20260613173141-f1783b62.webp"><img src="/uploads/202606/img-20260613173141-f1783b62.jpg" alt="西檬之语" class="site-logo" style="max-height:40px;width:auto;display:inline-block;vertical-align:middle;"></picture>
</div>
<div class="fangchan01-footer-tagline">
聚焦多元人格圈层 · 专业匹配同好伙伴<br>
以专业与效率，为每一位伙伴带来极致体验
</div>
</div>
<!-- 联系信息 -->
<div class="fangchan01-footer-col">
<div class="fangchan01-footer-heading">关于我们</div>
<div class="fangchan01-footer-contact">
探索多元人格，匹配灵魂伙伴。在亚文化社群中找到真正的归属。
</div>
</div>
</div>
<!-- 底部版权 -->
<div class="fangchan01-footer-bottom">
© 2026 <span style="color: #FFD700;">西檬之语</span>
<span style="color: inherit;">保留所有权利</span>
<span style="margin: 0 6px; color: inherit;">·</span>
<a href="https://beian.miit.gov.cn" target="_blank" rel="noopener" style="color: #FFD700; text-decoration: none;">
</a>
</div>
<div class="sitemap-footer-links" style="text-align:center;padding:8px 0;font-size:12px;color:#94a3b8;"><a href="/sitemap.xml" style="color:#64748b;text-decoration:none;" target="_blank">XML地图</a> | <a href="/sitemap.html" style="color:#64748b;text-decoration:none;" target="_blank">网站地图</a></div></footer>
<style>
/* 底部按钮容器（保持居中） */
#fcBottomWrap {
position: fixed;
bottom: 20px;
left: 50%;
transform: translateX(-50%);
z-index: 9999;
display: flex;
gap: 12px;
}
/* 两个按钮：仅改形状为椭圆形（999px胶囊），其余保持 */
#fcMatchBox, #fcFloatBox {
background: linear-gradient(135deg, #FFF5B0, #FFD700);
color: #000;
width: 110px;
height: 42px;
line-height: 42px;
text-align: center;
border-radius: 999px; /* 改为胶囊/椭圆形，与图中一致 */
cursor: pointer;
font-size: 20px;
font-style: italic;
font-weight: 900;
}
#fcMatchBox span {
color: #000;
font-style: italic;
font-weight: 900;
}
/* 支付弹窗（保持淡金色底、标题放大） */
#fcPayModal {
display: none;
position: fixed;
top: 0; left: 0; right: 0; bottom: 0;
background: rgba(0,0,0,0.6);
z-index: 10000;
align-items: center;
justify-content: center;
}
#fcPayBox {
background: linear-gradient(135deg, #FFF8DC, #FFECA1);
padding: 30px 25px;
border-radius: 12px;
width: 80%;
max-width: 340px;
text-align: center;
position: relative;
}
#fcPayClose {
position: absolute;
top: 12px; right: 18px;
font-size: 26px;
cursor: pointer;
color: #000;
opacity: 0.6;
}
#fcPayTitle {
margin-bottom: 25px;
font-size: 20px;
color: #000;
font-weight: bold;
}
#fcPayLink {
display: block;
background: #1E90FF;
color: #fff;
padding: 14px;
border-radius: 8px;
text-decoration: none;
font-weight: bold;
font-size: 18px;
}
/* 售后客服弹窗保留 */
#fcPopBox {
display: none;
position: fixed;
bottom: 80px;
right: 20px;
z-index: 9999;
background: #fff;
padding: 10px;
border-radius: 8px;
box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}
#fcCloseBtn {
position: absolute;
top: -10px; right: -10px;
background: #333;
color: #fff;
width: 24px; height: 24px;
text-align: center;
line-height: 24px;
border-radius: 50%;
cursor: pointer;
}
#fcSmallImg { width: 100px; display: block; cursor: pointer; }
#fcZoomMask {
display: none;
position: fixed;
top: 0; left: 0; right: 0; bottom: 0;
background: rgba(0,0,0,0.8);
z-index: 10001;
align-items: center;
justify-content: center;
}
#fcZoomClose {
position: absolute;
top: 20px; right: 20px;
color: #fff;
font-size: 30px;
cursor: pointer;
}
#fcBigImg { max-width: 90%; max-height: 90%; }
/* 移动端适配 */
@media screen and (max-width: 768px) {
#fcBottomWrap { bottom: 15px; gap: 10px; }
#fcMatchBox, #fcFloatBox {
width: 110px;
height: 42px;
line-height: 42px;
font-size: 20px;
border-radius: 999px;
}
#fcMatchBox span { font-size: 20px; font-weight: 900; }
#fcPayTitle { font-size: 18px; }
}
</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> 