/* roulang page: index */
:root{
  --c-brand:#1D5BD6;
  --c-brand-700:#1546A8;
  --c-brand-050:#EEF4FF;
  --c-accent:#10B3A3;
  --c-warn:#F5A524;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-soft:#F8FAFD;
  --c-line:#E4EBF5;
  --c-text:#17233D;
  --c-text-2:#5B6B85;
  --c-text-3:#93A1B7;
  --c-footer:#0E1F3C;
  --c-focus:rgba(29,91,214,.18);
  --r-s:8px;
  --r-m:12px;
  --r-l:16px;
  --r-xl:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,40,77,.06);
  --sh-2:0 8px 20px -10px rgba(23,40,77,.14);
  --sh-3:0 20px 44px -18px rgba(23,40,77,.20);
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-text);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums}

.jy-container{max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.jy-container{max-width:1280px}}

/* ============ 导航 ============ */
.jy-header{
  position:sticky;top:0;z-index:1030;background:var(--c-surface);
  border-bottom:1px solid var(--c-line);transition:box-shadow .18s ease;
}
.jy-header.is-scrolled{box-shadow:var(--sh-2)}
.jy-nav{display:flex;align-items:center;height:68px;gap:24px}
.jy-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.jy-logo-mark{
  width:32px;height:32px;border-radius:9px;background:var(--c-brand);
  display:grid;place-items:center;color:#fff;flex:0 0 auto;
}
.jy-logo-text{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--c-text);white-space:nowrap}
.jy-menu{display:flex;align-items:center;gap:26px;margin:0 auto}
.jy-menu a{
  position:relative;font-size:15px;font-weight:500;color:var(--c-text-2);
  padding:24px 0;transition:color .18s ease;white-space:nowrap;
}
.jy-menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;
  border-radius:2px;background:transparent;transition:background .18s ease;
}
.jy-menu a:hover,.jy-menu a.is-active{color:var(--c-brand)}
.jy-menu a:hover::after,.jy-menu a.is-active::after{background:var(--c-brand)}
.jy-nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.jy-burger{
  width:42px;height:42px;border:1px solid var(--c-line);border-radius:var(--r-m);
  background:#fff;color:var(--c-text);display:grid;place-items:center;cursor:pointer;
  transition:border-color .18s ease,color .18s ease;
}
.jy-burger:hover{border-color:var(--c-brand);color:var(--c-brand)}
.jy-mobile-menu{padding:8px 0 20px;display:flex;flex-direction:column}
.jy-mobile-menu a{
  padding:13px 4px;font-size:15px;color:var(--c-text-2);
  border-bottom:1px solid var(--c-line);
}
.jy-mobile-menu a:last-child{border-bottom:0}
.jy-mobile-menu a.is-active{color:var(--c-brand);font-weight:600}

/* ============ 按钮 ============ */
.jy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:10px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.jy-btn svg{width:18px;height:18px;flex:0 0 auto}
.jy-btn-primary{background:var(--c-brand);color:#fff;box-shadow:var(--sh-1)}
.jy-btn-primary:hover{background:var(--c-brand-700);transform:translateY(-1px);color:#fff}
.jy-btn-ghost{background:#fff;color:var(--c-text);border-color:var(--c-line)}
.jy-btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand);transform:translateY(-1px)}
.jy-btn-sm{height:40px;padding:0 18px;font-size:14px}
.jy-btn-link{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--c-brand);
}
.jy-btn-link svg{width:16px;height:16px;transition:transform .18s ease}
.jy-btn-link:hover svg{transform:translateX(2px)}
.jy-btn-block{width:100%}

/* ============ 徽章 / 标签 ============ */
.jy-pill{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1.6;
}
.jy-pill-brand{background:var(--c-brand-050);color:var(--c-brand-700)}
.jy-pill-accent{background:#E6F8F6;color:#0A8377}
.jy-pill-warn{background:#FEF3E2;color:#9A6206}
.jy-pill-grey{background:#EFF3F9;color:var(--c-text-2)}

/* ============ 板块 ============ */
.jy-section{padding:var(--sec) 0}
.jy-section--white{background:var(--c-surface)}
.jy-section--soft{background:var(--c-soft)}
.jy-section--brand{background:var(--c-bg)}
.jy-head{margin-bottom:32px}
.jy-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.jy-eyebrow{
  font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--c-brand);margin-bottom:10px;
}
.jy-h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;letter-spacing:-.01em}
.jy-h3{font-size:20px;line-height:1.45;font-weight:700}
.jy-lead{font-size:16px;line-height:1.85;color:var(--c-text-2);margin-top:12px;max-width:760px}

/* ============ Hero ============ */
.jy-hero{background:var(--c-bg);padding:72px 0 84px;overflow:hidden}
.jy-hero h1{
  font-size:clamp(28px,4.4vw,46px);line-height:1.22;font-weight:700;letter-spacing:-.01em;
}
.jy-hero-sub{font-size:17px;line-height:1.8;color:var(--c-text-2);margin-top:18px;max-width:520px}
.jy-hero-meta{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:16px;
  font-size:12px;line-height:1.6;color:var(--c-text-3);
}
.jy-hero-meta i{width:4px;height:4px;border-radius:50%;background:var(--c-text-3);display:inline-block}
.jy-hero-actions{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}
.jy-hero-safe{display:flex;align-items:center;gap:8px;margin-top:16px;font-size:12px;color:var(--c-text-3)}
.jy-hero-safe svg{width:14px;height:14px;color:var(--c-accent);flex:0 0 auto}
.jy-device{
  border-radius:var(--r-xl);overflow:hidden;background:#fff;border:8px solid #fff;
  box-shadow:var(--sh-3);
}
.jy-device img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:14px}
.jy-hero-stats{display:flex;gap:28px;margin-top:32px;flex-wrap:wrap}
.jy-hero-stats div{min-width:96px}
.jy-hero-stats b{display:block;font-size:24px;font-weight:700;color:var(--c-brand);line-height:1.3}
.jy-hero-stats span{font-size:12px;color:var(--c-text-3)}

/* ============ 核心价值条 ============ */
.jy-values{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.jy-value{
  padding:6px 26px;border-right:1px solid var(--c-line);position:relative;
}
.jy-value:last-child{border-right:0}
.jy-value-ico{
  width:38px;height:38px;border-radius:11px;background:var(--c-brand-050);color:var(--c-brand);
  display:grid;place-items:center;margin-bottom:14px;
}
.jy-value-ico svg{width:22px;height:22px}
.jy-value-no{font-size:12px;font-weight:700;color:var(--c-text-3);letter-spacing:.08em}
.jy-value-title{font-size:16px;font-weight:700;margin-top:4px}
.jy-value-desc{font-size:14px;line-height:1.7;color:var(--c-text-2);margin-top:6px}

/* ============ 轮播 ============ */
.jy-carousel{max-width:960px;margin:0 auto}
.jy-carousel .carousel-inner{border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-2);background:#fff}
.jy-carousel .carousel-item img{width:100%;aspect-ratio:16/9;object-fit:cover}
.jy-carousel .carousel-indicators{margin-bottom:14px;gap:8px}
.jy-carousel .carousel-indicators [data-bs-target]{
  width:26px;height:4px;border-radius:var(--r-pill);background:rgba(255,255,255,.7);
  border:0;opacity:1;margin:0;transition:background .18s ease,width .18s ease;
}
.jy-carousel .carousel-indicators .active{background:var(--c-brand);width:38px}
.jy-carousel .carousel-control-prev,
.jy-carousel .carousel-control-next{
  width:44px;height:44px;top:50%;margin-top:-22px;left:14px;right:auto;opacity:1;
  border:1px solid var(--c-line);border-radius:50%;background:#fff;color:var(--c-text);
  display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-1);
  transition:color .18s ease,border-color .18s ease;
}
.jy-carousel .carousel-control-next{left:auto;right:14px}
.jy-carousel .carousel-control-prev:hover,
.jy-carousel .carousel-control-next:hover{color:var(--c-brand);border-color:var(--c-brand)}
.jy-carousel .carousel-control-prev svg,
.jy-carousel .carousel-control-next svg{width:20px;height:20px}
.jy-shot-caption{text-align:center;font-size:14px;color:var(--c-text-2);margin-top:18px}

/* ============ 卡片 ============ */
.jy-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-l);
  padding:24px;box-shadow:var(--sh-1);
  transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease;
}
.jy-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:#D6E2F3}
.jy-spec{padding:28px}
.jy-spec-head{display:flex;align-items:center;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--c-line)}
.jy-spec-head .jy-spec-ico{
  width:40px;height:40px;border-radius:12px;background:var(--c-brand-050);color:var(--c-brand);
  display:grid;place-items:center;
}
.jy-spec-head .jy-spec-ico svg{width:22px;height:22px}
.jy-spec-head h3{font-size:18px;font-weight:700;line-height:1.4}
.jy-spec-head span{display:block;font-size:12px;color:var(--c-text-3)}
.jy-dl{margin:8px 0 0}
.jy-dl-row{
  display:flex;align-items:center;min-height:44px;padding:6px 10px;border-radius:var(--r-s);
}
.jy-dl-row:nth-child(odd){background:var(--c-soft)}
.jy-dl dt{width:96px;flex:0 0 96px;text-align:right;font-size:14px;font-weight:500;color:var(--c-text-2)}
.jy-dl dd{margin:0 0 0 20px;font-size:14px;font-weight:600;color:var(--c-text)}
.jy-dl dd em{font-style:normal;font-weight:400;color:var(--c-text-3);font-size:12px;margin-left:6px}

/* ============ 下载区 ============ */
.jy-download{
  max-width:880px;margin:0 auto;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-xl);padding:36px;box-shadow:var(--sh-2);display:flex;gap:36px;align-items:center;
}
.jy-download-main{flex:1 1 auto}
.jy-download-title{font-size:20px;font-weight:700;margin-bottom:8px}
.jy-download-desc{font-size:14px;color:var(--c-text-2);margin-bottom:22px}
.jy-download-btns{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.jy-qr{flex:0 0 auto;text-align:center}
.jy-qr-box{
  width:100px;height:100px;border-radius:var(--r-m);background:#fff;border:1px solid var(--c-line);
  padding:8px;display:grid;place-items:center;box-shadow:var(--sh-1);
}
.jy-qr-box svg{width:100%;height:100%;display:block}
.jy-qr span{display:block;font-size:12px;color:var(--c-text-3);margin-top:10px;line-height:1.6}

/* ============ 评价墙 ============ */
.jy-review{display:flex;flex-direction:column;height:100%}
.jy-review-top{display:flex;align-items:center;gap:12px}
.jy-avatar{
  width:40px;height:40px;border-radius:50%;background:var(--c-brand-050);color:var(--c-brand-700);
  display:grid;place-items:center;font-size:16px;font-weight:700;flex:0 0 auto;
}
.jy-review-name{font-size:15px;font-weight:700;line-height:1.4}
.jy-review-role{font-size:12px;color:var(--c-text-3)}
.jy-stars{display:flex;gap:2px;margin-top:14px;color:var(--c-warn)}
.jy-stars svg{width:16px;height:16px}
.jy-review-text{font-size:15px;line-height:1.8;color:var(--c-text-2);margin-top:12px}
.jy-review-tags{display:flex;gap:8px;margin-top:auto;padding-top:16px;flex-wrap:wrap}

/* ============ 资讯（CMS） ============ */
.jy-news-lead{display:flex;flex-direction:column;height:100%;padding:0;overflow:hidden}
.jy-news-lead img{width:100%;aspect-ratio:16/9;object-fit:cover}
.jy-news-lead-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1 1 auto}
.jy-news-lead h3 a{font-size:20px;font-weight:700;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.jy-news-lead h3 a:hover{color:var(--c-brand)}
.jy-news-lead p{
  font-size:15px;line-height:1.8;color:var(--c-text-2);margin-top:12px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.jy-news-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:18px;padding-top:16px;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--c-text-3);
}
.jy-news-list{display:flex;flex-direction:column;height:100%}
.jy-news-item{
  padding:18px 4px;border-bottom:1px solid var(--c-line);display:flex;gap:16px;
  transition:background .18s ease;
}
.jy-news-item:first-child{padding-top:0}
.jy-news-item:last-child{border-bottom:0}
.jy-news-item h3{font-size:16px;font-weight:600;line-height:1.6;flex:1 1 auto}
.jy-news-item h3 a{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.jy-news-item h3 a:hover{color:var(--c-brand)}
.jy-news-item-meta{font-size:12px;color:var(--c-text-3);display:flex;gap:10px;align-items:center;margin-top:8px;flex-wrap:wrap}
.jy-news-index{
  font-size:13px;font-weight:700;color:var(--c-text-3);line-height:1.6;
  font-variant-numeric:tabular-nums;flex:0 0 auto;padding-top:2px;
}
.jy-empty{
  background:#F2F6FD;border:1px dashed #CFDDF2;border-radius:var(--r-l);
  padding:36px 28px;text-align:center;color:var(--c-text-2);
}
.jy-empty svg{width:28px;height:28px;color:var(--c-brand);margin-bottom:12px}
.jy-empty strong{display:block;font-size:16px;color:var(--c-text)}
.jy-empty span{display:block;font-size:13px;margin-top:6px;color:var(--c-text-3)}

/* ============ FAQ ============ */
.jy-faq .accordion-item{
  border:1px solid var(--c-line);border-radius:var(--r-m);margin-bottom:12px;overflow:hidden;background:#fff;
}
.jy-faq .accordion-button{
  font-size:16px;font-weight:600;color:var(--c-text);background:#fff;padding:18px 20px;
  box-shadow:none;border-left:3px solid transparent;gap:12px;
}
.jy-faq .accordion-button:not(.collapsed){color:var(--c-brand);border-left-color:var(--c-brand);background:#fff}
.jy-faq .accordion-button:focus{box-shadow:0 0 0 3px var(--c-focus);z-index:2}
.jy-faq .accordion-button::after{
  background-image:none;content:"+";font-size:20px;font-weight:400;color:var(--c-text-3);
  width:20px;height:20px;display:grid;place-items:center;transform:none;transition:color .18s ease;
}
.jy-faq .accordion-button:not(.collapsed)::after{content:"−";color:var(--c-brand)}
.jy-faq .accordion-body{font-size:15px;line-height:1.8;color:var(--c-text-2);padding:0 20px 20px 23px}

/* ============ CTA 带 ============ */
.jy-cta{
  background:var(--c-surface);border:1px solid var(--c-brand);border-radius:var(--r-xl);
  padding:40px;box-shadow:var(--sh-2);max-width:880px;margin:0 auto;
}
.jy-cta h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;font-weight:700}
.jy-cta p{font-size:15px;color:var(--c-text-2);margin-top:10px}
.jy-form{display:flex;gap:12px;margin-top:24px}
.jy-input{
  flex:1 1 auto;height:48px;padding:0 16px;border:1px solid var(--c-line);border-radius:10px;
  background:#fff;color:var(--c-text);font-size:15px;transition:border-color .18s ease,box-shadow .18s ease;
}
.jy-input::placeholder{color:var(--c-text-3)}
.jy-input:focus{outline:none;border-color:var(--c-brand);box-shadow:0 0 0 3px var(--c-focus)}
.jy-form-note{font-size:12px;color:var(--c-text-3);margin-top:12px}

/* ============ 页脚 ============ */
.jy-footer{background:var(--c-footer);color:#fff;padding:64px 0 0;margin-top:0}
.jy-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.jy-footer h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.55);margin-bottom:16px;letter-spacing:.02em}
.jy-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72)}
.jy-footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.jy-footer-brand .jy-logo-mark{background:var(--c-brand);}
.jy-footer-brand span{font-size:16px;font-weight:700;color:#fff}
.jy-footer-links{display:flex;flex-direction:column;gap:11px}
.jy-footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .18s ease}
.jy-footer-links a:hover{color:#fff;text-decoration:underline}
.jy-footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0 30px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.jy-footer-bottom a{color:rgba(255,255,255,.72)}
.jy-footer-bottom a:hover{color:#fff;text-decoration:underline}

/* ============ 移动端底部 Tab ============ */
.jy-tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;display:none;background:#fff;
  border-top:1px solid var(--c-line);box-shadow:0 -2px 12px -6px rgba(23,40,77,.18);
  padding-bottom:env(safe-area-inset-bottom);
}
.jy-tabbar a{
  flex:1 1 0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  height:60px;font-size:10px;color:var(--c-text-3);line-height:1.2;text-align:center;padding:0 2px;
}
.jy-tabbar a svg{width:20px;height:20px}
.jy-tabbar a.is-active{color:var(--c-brand)}

/* ============ 响应式 ============ */
@media (max-width:1399.98px){
  .jy-container{padding:0 24px}
}
@media (max-width:1199.98px){
  .jy-value{padding:6px 18px}
}
@media (max-width:991.98px){
  :root{--sec:64px}
  .jy-hero{padding:48px 0 56px}
  .jy-values{grid-template-columns:1fr 1fr}
  .jy-value{border-right:0;padding:0 0 26px;position:relative}
  .jy-value::before{
    content:"";position:absolute;left:18px;top:44px;bottom:-6px;width:1px;background:var(--c-line);
  }
  .jy-value:last-child::before{display:none}
  .jy-value-ico{position:relative;z-index:1}
  .jy-download{flex-direction:column;align-items:stretch;padding:28px}
  .jy-download-btns{align-items:stretch}
  .jy-qr{display:flex;flex-direction:column;align-items:center;margin-top:4px}
  .jy-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .jy-tabbar{display:flex}
  body{padding-bottom:76px}
  .jy-carousel .carousel-control-prev,
  .jy-carousel .carousel-control-next{width:38px;height:38px;margin-top:-19px;left:10px}
  .jy-carousel .carousel-control-next{left:auto;right:10px}
}
@media (max-width:767.98px){
  :root{--sec:56px}
  .jy-container{padding:0 20px}
  .jy-hero-sub{font-size:16px}
  .jy-hero-stats{gap:20px;margin-top:26px}
  .jy-hero-actions .jy-btn{width:100%}
  .jy-values{grid-template-columns:1fr}
  .jy-dl dt{width:84px;flex:0 0 84px}
  .jy-dl dd{margin-left:14px}
  .jy-form{flex-direction:column}
  .jy-form .jy-btn{width:100%}
  .jy-cta{padding:28px 22px}
  .jy-footer{padding-top:48px}
  .jy-footer-grid{grid-template-columns:1fr;gap:28px}
  .jy-footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (max-width:575.98px){
  :root{--sec:48px}
  .jy-container{padding:0 16px}
  .jy-logo-text{font-size:15px}
  .jy-card{padding:20px}
  .jy-spec{padding:22px}
  .jy-download{padding:22px}
  .jy-carousel .carousel-control-prev,
  .jy-carousel .carousel-control-next{display:none}
}

/* roulang page: article */
:root{
  --c-brand:#1D5BD6;
  --c-brand-700:#1546A8;
  --c-brand-050:#EEF4FF;
  --c-accent:#10B3A3;
  --c-accent-050:#E6F8F5;
  --c-warn:#F5A524;
  --c-warn-050:#FEF4E3;
  --c-bg:#F5F8FC;
  --c-bg-alt:#F8FAFD;
  --c-surface:#FFFFFF;
  --c-line:#E4EBF5;
  --c-text:#17233D;
  --c-text-2:#5B6B85;
  --c-text-3:#93A1B7;
  --c-footer:#0E1F3C;
  --c-focus:rgba(29,91,214,.18);
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,40,77,.06);
  --sh-2:0 8px 20px -10px rgba(23,40,77,.14);
  --sh-3:0 20px 44px -18px rgba(23,40,77,.20);
  --sp-sec:88px;
  --font-cn:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  padding-bottom:0;
}
img{max-width:100%;display:block}
a{color:var(--c-brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-brand-700)}
h1,h2,h3,h4,p,ul,ol,dl,figure{margin:0}
ul,ol{padding:0;list-style:none}
button,input{font-family:inherit;font-size:inherit}
table{border-collapse:collapse}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 容器 ---------- */
.jy-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){
  .jy-container{max-width:1280px}
}

/* ---------- 阅读进度 ---------- */
.jy-progress{
  position:fixed;
  top:0;left:0;
  height:3px;width:0;
  background:linear-gradient(90deg,var(--c-brand),var(--c-accent));
  z-index:1080;
  transition:width .12s linear;
}

/* ---------- 头部导航 ---------- */
.jy-header{
  position:sticky;
  top:0;
  z-index:1040;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease;
}
.jy-header.is-scrolled{box-shadow:var(--sh-2)}
.jy-header-inner{
  height:68px;
  display:flex;
  align-items:center;
  gap:24px;
}
.jy-logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:700;
  font-size:17px;
  color:var(--c-text);
  letter-spacing:-.01em;
  white-space:nowrap;
}
.jy-logo:hover{color:var(--c-brand)}
.jy-logo-mark{
  width:32px;height:32px;
  flex:0 0 32px;
  border-radius:9px;
  background:var(--c-brand);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 6px 14px -8px rgba(29,91,214,.7);
}
.jy-logo-mark svg{width:18px;height:18px}
.jy-menu{
  flex:1 1 auto;
  justify-content:center;
  align-items:center;
  gap:6px;
}
.jy-menu a{
  position:relative;
  padding:8px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--c-text-2);
  border-radius:var(--r-sm);
}
.jy-menu a::after{
  content:"";
  position:absolute;
  left:12px;right:12px;
  bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--c-brand);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .18s ease;
}
.jy-menu a:hover{color:var(--c-brand)}
.jy-menu a:hover::after{transform:scaleX(1)}
.jy-menu a.is-active{color:var(--c-brand);font-weight:600}
.jy-menu a.is-active::after{transform:scaleX(1)}
.jy-header-cta{flex:0 0 auto}

/* ---------- 按钮 ---------- */
.jy-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 22px;
  border-radius:10px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  text-align:center;
}
.jy-btn svg,.jy-btn i{font-size:18px;line-height:1}
.jy-btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:9px}
.jy-btn-primary{background:var(--c-brand);color:#fff;box-shadow:0 10px 20px -14px rgba(29,91,214,.9)}
.jy-btn-primary:hover{background:var(--c-brand-700);color:#fff;transform:translateY(-1px)}
.jy-btn-primary:active{transform:translateY(0)}
.jy-btn-ghost{background:var(--c-surface);color:var(--c-text);border-color:var(--c-line)}
.jy-btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand)}
.jy-btn-soft{background:var(--c-brand-050);color:var(--c-brand);border-color:#D7E4FF}
.jy-btn-soft:hover{background:#E2ECFF;color:var(--c-brand-700)}
.jy-link-btn{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:600;
  font-size:15px;
  color:var(--c-brand);
}
.jy-link-btn svg{transition:transform .18s ease}
.jy-link-btn:hover svg{transform:translateX(2px)}

/* ---------- 徽章 / 标签 ---------- */
.jy-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:600;
  line-height:1.6;
}
.jy-badge-brand{background:var(--c-brand-050);color:var(--c-brand)}
.jy-badge-accent{background:var(--c-accent-050);color:#0B8C80}
.jy-badge-warn{background:var(--c-warn-050);color:#B4750D}
.jy-badge-plain{background:#F1F5FA;color:var(--c-text-2)}

/* ---------- 面包屑 ---------- */
.jy-crumb{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
}
.jy-crumb-inner{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  padding:14px 0;
  font-size:13px;
  color:var(--c-text-3);
}
.jy-crumb-inner a{color:var(--c-text-2)}
.jy-crumb-inner a:hover{color:var(--c-brand)}
.jy-crumb-sep{color:#C2CDDD}
.jy-crumb-current{color:var(--c-text-2);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头 ---------- */
.jy-article-hero{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  padding:34px 0 30px;
}
.jy-article-head{max-width:920px}
.jy-article-head h1{
  font-size:clamp(28px,4.4vw,40px);
  line-height:1.22;
  font-weight:700;
  letter-spacing:-.01em;
  margin:14px 0 16px;
}
.jy-meta-line{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px 14px;
  font-size:14px;
  color:var(--c-text-3);
}
.jy-meta-line .dot{width:4px;height:4px;border-radius:50%;background:#CBD6E4}
.jy-meta-line .num{color:var(--c-text-2);font-weight:600}
.jy-article-deck{
  margin-top:14px;
  font-size:15px;
  color:var(--c-text-2);
  max-width:820px;
}

/* ---------- 主体两栏 ---------- */
.jy-main{padding:44px 0 var(--sp-sec)}
.jy-paper{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:32px;
}
.jy-article-body{font-size:17px;line-height:1.9;color:var(--c-text)}
.jy-article-body > *:first-child{margin-top:0}
.jy-article-body p{margin:0 0 1.1em}
.jy-article-body h2{
  position:relative;
  font-size:22px;
  line-height:1.45;
  font-weight:700;
  margin:2em 0 .8em;
  padding-left:14px;
}
.jy-article-body h2::before{
  content:"";
  position:absolute;
  left:0;top:.3em;bottom:.3em;
  width:4px;
  border-radius:2px;
  background:var(--c-brand);
}
.jy-article-body h3{
  font-size:18px;
  line-height:1.45;
  font-weight:700;
  margin:1.6em 0 .6em;
}
.jy-article-body ul,.jy-article-body ol{
  margin:0 0 1.1em;
  padding-left:1.4em;
  list-style:disc;
}
.jy-article-body ol{list-style:decimal}
.jy-article-body li{margin:.35em 0}
.jy-article-body blockquote{
  margin:1.4em 0;
  padding:20px 22px;
  background:#F2F6FD;
  border-left:3px solid var(--c-brand);
  border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--c-text-2);
}
.jy-article-body blockquote p:last-child{margin-bottom:0}
.jy-article-body img{
  margin:1.5em auto;
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
}
.jy-article-body figure{margin:1.5em 0}
.jy-article-body figcaption{
  margin-top:10px;
  font-size:13px;
  color:var(--c-text-3);
  text-align:center;
}
.jy-article-body a{font-weight:600;border-bottom:1px solid rgba(29,91,214,.32)}
.jy-article-body a:hover{border-bottom-color:var(--c-brand)}
.jy-article-body strong{font-weight:700}
.jy-article-body hr{
  border:0;
  border-top:1px solid var(--c-line);
  margin:2em 0;
}
.jy-table-wrap{
  margin:1.4em 0;
  overflow-x:auto;
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  background:var(--c-surface);
  -webkit-overflow-scrolling:touch;
}
.jy-article-body table{width:100%;min-width:520px;font-size:15px}
.jy-article-body thead th{
  background:var(--c-bg-alt);
  color:var(--c-text);
  font-weight:600;
  text-align:left;
  padding:12px 16px;
  border-bottom:1px solid var(--c-line);
  white-space:nowrap;
}
.jy-article-body td{
  padding:12px 16px;
  border-bottom:1px solid var(--c-line);
  color:var(--c-text-2);
  height:44px;
}
.jy-article-body tbody tr:last-child td{border-bottom:0}
.jy-article-body code{
  background:#F1F5FA;
  border-radius:6px;
  padding:2px 6px;
  font-size:14px;
  color:var(--c-brand-700);
}

/* ---------- 无文空态 ---------- */
.jy-empty{
  text-align:center;
  padding:56px 24px;
  background:var(--c-bg-alt);
  border:1px dashed #D7E1EF;
  border-radius:var(--r-lg);
}
.jy-empty-icon{
  width:56px;height:56px;
  margin:0 auto 18px;
  border-radius:var(--r-md);
  background:var(--c-brand-050);
  color:var(--c-brand);
  display:flex;
  align-items:center;
  justify-content:center;
}
.jy-empty-icon svg{width:26px;height:26px}
.jy-empty h2{font-size:22px;margin-bottom:10px}
.jy-empty p{
  font-size:15px;
  color:var(--c-text-2);
  max-width:460px;
  margin:0 auto 22px;
}

/* ---------- 标签行 ---------- */
.jy-tag-row{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  margin-top:28px;
  padding-top:22px;
  border-top:1px solid var(--c-line);
}
.jy-tag-row .jy-label{font-size:13px;color:var(--c-text-3);margin-right:2px}
.jy-tag{
  padding:5px 14px;
  border-radius:var(--r-pill);
  background:var(--c-bg-alt);
  border:1px solid var(--c-line);
  font-size:13px;
  color:var(--c-text-2);
  transition:border-color .18s ease,color .18s ease,background-color .18s ease;
}
.jy-tag:hover{border-color:var(--c-brand);color:var(--c-brand);background:var(--c-brand-050)}

/* ---------- 侧栏 ---------- */
.jy-sidebar{position:sticky;top:92px}
.jy-side-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:22px;
  margin-bottom:20px;
}
.jy-side-card:last-child{margin-bottom:0}
.jy-side-title{
  font-size:15px;
  font-weight:700;
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:8px;
}
.jy-side-title::before{
  content:"";
  width:4px;height:14px;
  border-radius:2px;
  background:var(--c-brand);
}
.jy-toc a{
  display:block;
  font-size:14px;
  line-height:1.7;
  color:var(--c-text-2);
  padding:7px 10px;
  border-radius:var(--r-sm);
  border-left:2px solid transparent;
  transition:all .18s ease;
}
.jy-toc a:hover,.jy-toc a.is-current{
  background:var(--c-brand-050);
  color:var(--c-brand);
  border-left-color:var(--c-brand);
}
.jy-side-list li + li{border-top:1px solid var(--c-line)}
.jy-side-list a{
  display:block;
  padding:11px 2px;
  font-size:14px;
  line-height:1.65;
  color:var(--c-text-2);
}
.jy-side-list a:hover{color:var(--c-brand)}
.jy-side-list .jy-side-meta{
  display:flex;
  gap:10px;
  font-size:12px;
  color:var(--c-text-3);
  margin-top:4px;
}
.jy-side-tip{
  background:var(--c-brand-050);
  border:1px solid #D7E4FF;
  border-radius:var(--r-lg);
  padding:20px;
}
.jy-side-tip h2{font-size:15px;margin-bottom:8px}
.jy-side-tip p{font-size:13px;color:var(--c-text-2);margin-bottom:14px}

/* ---------- 板块通用 ---------- */
.jy-section{padding:var(--sp-sec) 0}
.jy-section-alt{background:var(--c-surface)}
.jy-section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:32px;
}
.jy-section-head h2{
  font-size:clamp(22px,2.6vw,32px);
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.01em;
}
.jy-section-head p{
  margin-top:8px;
  font-size:15px;
  color:var(--c-text-2);
  max-width:62ch;
}

/* ---------- 相关推荐卡 ---------- */
.jy-card{
  display:flex;
  flex-direction:column;
  height:100%;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.jy-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D8E3F4}
.jy-card-media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--c-bg-alt);
}
.jy-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.jy-card:hover .jy-card-media img{transform:scale(1.04)}
.jy-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.jy-card-body h3{
  font-size:17px;
  line-height:1.5;
  font-weight:700;
  margin:12px 0 8px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.jy-card-body h3 a{color:var(--c-text)}
.jy-card-body h3 a:hover{color:var(--c-brand)}
.jy-card-body p{
  font-size:14px;
  color:var(--c-text-2);
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:16px;
}
.jy-card-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--c-text-3);
}

/* ---------- 返回入口 ---------- */
.jy-back-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:14px;
  margin-top:26px;
  padding-top:22px;
  border-top:1px solid var(--c-line);
}
.jy-back-row .jy-note{font-size:13px;color:var(--c-text-3)}

/* ---------- FAQ ---------- */
.jy-faq .accordion-item{
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  margin-bottom:12px;
  overflow:hidden;
  background:var(--c-surface);
  box-shadow:var(--sh-1);
}
.jy-faq .accordion-button{
  font-size:16px;
  font-weight:600;
  color:var(--c-text);
  background:var(--c-surface);
  padding:18px 20px;
  box-shadow:none;
  border-left:3px solid transparent;
}
.jy-faq .accordion-button:not(.collapsed){
  color:var(--c-brand);
  background:var(--c-brand-050);
  border-left-color:var(--c-brand);
}
.jy-faq .accordion-button:focus{box-shadow:0 0 0 3px var(--c-focus)}
.jy-faq .accordion-button::after{
  background-image:none;
  content:"+";
  font-size:20px;
  font-weight:600;
  line-height:1;
  width:24px;height:24px;
  display:flex;align-items:center;justify-content:center;
  color:var(--c-text-2);
  transform:none;
}
.jy-faq .accordion-button:not(.collapsed)::after{content:"–";color:var(--c-brand)}
.jy-faq .accordion-body{
  font-size:15px;
  line-height:1.85;
  color:var(--c-text-2);
  padding:4px 20px 20px;
}

/* ---------- CTA + 表单 ---------- */
.jy-cta-band{
  background:var(--c-surface);
  border:1px solid #D7E4FF;
  border-radius:var(--r-xl);
  box-shadow:var(--sh-2);
  padding:36px;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:32px;
  align-items:center;
}
.jy-cta-band h2{font-size:clamp(20px,2.3vw,26px);line-height:1.35;margin-bottom:10px}
.jy-cta-band p{font-size:15px;color:var(--c-text-2)}
.jy-form{display:flex;gap:12px;margin-top:6px}
.jy-input{
  flex:1 1 auto;
  height:48px;
  padding:0 16px;
  border-radius:10px;
  border:1px solid var(--c-line);
  background:var(--c-bg-alt);
  color:var(--c-text);
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.jy-input::placeholder{color:var(--c-text-3)}
.jy-input:focus{
  outline:none;
  background:var(--c-surface);
  border-color:var(--c-brand);
  box-shadow:0 0 0 3px var(--c-focus);
}
.jy-form-tip{font-size:12px;color:var(--c-text-3);margin-top:10px;min-height:18px}

/* ---------- 页脚 ---------- */
.jy-footer{background:var(--c-footer);color:rgba(255,255,255,.72);padding:64px 0 0}
.jy-footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:32px;
  padding-bottom:44px;
}
.jy-footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-weight:700;
  font-size:17px;
  margin-bottom:14px;
}
.jy-footer-brand .jy-logo-mark{background:var(--c-brand)}
.jy-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:38ch}
.jy-footer h4{
  font-size:14px;
  font-weight:600;
  color:rgba(255,255,255,.55);
  margin-bottom:16px;
}
.jy-footer-links{display:flex;flex-direction:column;gap:11px}
.jy-footer-links a{font-size:14px;color:rgba(255,255,255,.72)}
.jy-footer-links a:hover{color:#fff;text-decoration:underline}
.jy-footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size:13px;
  color:rgba(255,255,255,.6);
}
.jy-footer-bottom a{color:rgba(255,255,255,.72)}
.jy-footer-bottom a:hover{color:#fff}

/* ---------- 移动底部 Tab ---------- */
.jy-tabbar{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:1050;
  background:var(--c-surface);
  border-top:1px solid var(--c-line);
  box-shadow:0 -6px 18px -12px rgba(23,40,77,.35);
  padding-bottom:env(safe-area-inset-bottom);
  display:grid;
  grid-template-columns:repeat(5,1fr);
}
.jy-tabbar a{
  height:60px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  font-size:11px;
  color:var(--c-text-3);
}
.jy-tabbar a i{font-size:19px;line-height:1}
.jy-tabbar a.is-active{color:var(--c-brand);font-weight:600}

/* ---------- 断点 ---------- */
@media (max-width:1199.98px){
  .jy-paper{padding:26px}
}
@media (max-width:991.98px){
  :root{--sp-sec:64px}
  .jy-header-inner{height:62px;gap:12px}
  .jy-logo{font-size:16px}
  .jy-logo-tail{display:none}
  .jy-main{padding:28px 0 64px}
  .jy-article-hero{padding:26px 0 24px}
  .jy-cta-band{grid-template-columns:1fr;padding:28px}
  .jy-footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding-bottom:36px}
  body{padding-bottom:76px}
}
@media (max-width:767.98px){
  :root{--sp-sec:48px}
  .jy-container{padding-left:16px;padding-right:16px}
  .jy-paper{padding:20px 16px;border-radius:var(--r-md)}
  .jy-article-body{font-size:16.5px;line-height:1.88}
  .jy-article-body h2{font-size:20px}
  .jy-section-head{flex-direction:column;align-items:flex-start;gap:10px;margin-bottom:24px}
  .jy-form{flex-direction:column}
  .jy-form .jy-btn{width:100%}
  .jy-footer{padding-top:44px}
  .jy-footer-grid{grid-template-columns:1fr}
  .jy-footer-bottom{flex-direction:column;align-items:flex-start}
  .jy-crumb-current{max-width:30ch}
  .jy-empty{padding:40px 18px}
}
@media (max-width:575.98px){
  .jy-header-cta{display:none}
  .jy-card-body{padding:16px}
  .jy-cta-band{padding:22px 18px}
}

/* roulang page: category1 */
:root{
  --c-brand:#1D5BD6;--c-brand-700:#1546A8;--c-brand-050:#EEF4FF;
  --c-accent:#10B3A3;--c-warn:#F5A524;
  --c-bg:#F5F8FC;--c-surface:#FFFFFF;--c-line:#E4EBF5;
  --c-text:#17233D;--c-text-2:#5B6B85;--c-text-3:#93A1B7;
  --c-footer:#0E1F3C;--c-focus:rgba(29,91,214,.18);
  --r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:22px;--r-pill:999px;
  --sh-1:0 1px 2px rgba(23,40,77,.06);
  --sh-2:0 8px 20px -10px rgba(23,40,77,.14);
  --sh-3:0 20px 44px -18px rgba(23,40,77,.20);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;padding-bottom:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-text);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
h1,h2,h3,h4,p,dl,dd,figure{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px}
.jy-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.jy-container{max-width:1280px}}
@media (max-width:991.98px){.jy-container{padding:0 20px}}
@media (max-width:575.98px){.jy-container{padding:0 16px}}

/* 顶部导航 */
.jy-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow .18s ease}
.jy-header.is-scrolled{box-shadow:var(--sh-2)}
.jy-header-inner{height:68px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.jy-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--c-text);white-space:nowrap}
.jy-logo-mark{width:32px;height:32px;flex:0 0 32px;border-radius:9px;background:var(--c-brand);color:#fff;display:flex;align-items:center;justify-content:center}
.jy-menu{display:flex;align-items:center;gap:2px}
.jy-menu a{position:relative;display:inline-block;font-size:15px;font-weight:500;color:var(--c-text-2);padding:10px 12px;border-radius:var(--r-sm);transition:color .18s ease,background .18s ease}
.jy-menu a:hover{color:var(--c-brand);background:var(--c-brand-050)}
.jy-menu a.is-active{color:var(--c-brand)}
.jy-menu a.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--c-brand)}
.jy-header-cta{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:10px;background:var(--c-brand);color:#fff;font-size:14px;font-weight:600;transition:background .18s ease,transform .18s ease}
.jy-header-cta:hover{background:var(--c-brand-700);color:#fff;transform:translateY(-1px)}
@media (max-width:1199.98px){.jy-menu a{padding:10px 8px;font-size:14px}}

/* 移动端底部导航 */
.jy-tabbar{position:fixed;left:0;right:0;bottom:0;z-index:1040;display:flex;background:#fff;border-top:1px solid var(--c-line);box-shadow:0 -6px 18px -10px rgba(23,40,77,.18);padding-bottom:env(safe-area-inset-bottom)}
.jy-tabbar a{flex:1;height:60px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:11px;line-height:1.3;color:var(--c-text-3);text-align:center;transition:color .18s ease}
.jy-tabbar a i{font-size:19px}
.jy-tabbar a.is-active{color:var(--c-brand)}
.jy-tabbar a:active{background:#F8FAFD}
@media (min-width:992px){.jy-tabbar{display:none}}
@media (max-width:991.98px){body{padding-bottom:76px}}

/* 面包屑 */
.jy-crumb{padding:20px 0 0;font-size:13px;color:var(--c-text-3);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.jy-crumb a{color:var(--c-text-2);transition:color .18s ease}
.jy-crumb a:hover{color:var(--c-brand)}
.jy-crumb i{font-size:12px;color:var(--c-text-3)}
.jy-crumb .is-current{color:var(--c-text);max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* 徽章 */
.jy-pill{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;background:var(--c-brand-050);color:var(--c-brand);white-space:nowrap}
.jy-pill-accent{background:rgba(16,179,163,.10);color:#0B8578}
.jy-pill-warn{background:rgba(245,165,36,.14);color:#96610A}

/* 按钮 */
.jy-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 22px;border-radius:10px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;white-space:nowrap}
.jy-btn i{font-size:18px}
.jy-btn-primary{background:var(--c-brand);color:#fff}
.jy-btn-primary:hover{background:var(--c-brand-700);color:#fff;transform:translateY(-1px)}
.jy-btn-ghost{background:#fff;border-color:var(--c-line);color:var(--c-text)}
.jy-btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand)}
.jy-btn-link{height:auto;padding:6px 0;background:transparent;color:var(--c-brand);font-weight:600}
.jy-btn-link i{transition:transform .18s ease}
.jy-btn-link:hover i{transform:translateX(2px)}

/* 板块 */
.jy-section{padding:88px 0}
.jy-section-alt{background:#fff}
.jy-section-soft{background:#F8FAFD}
.jy-section-head{max-width:720px;margin-bottom:32px}
.jy-section-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;letter-spacing:-.01em;margin-bottom:12px}
.jy-section-head p{color:var(--c-text-2);font-size:15px}
.jy-head-center{margin-left:auto;margin-right:auto;text-align:center}
@media (max-width:991.98px){.jy-section{padding:64px 0}}
@media (max-width:575.98px){.jy-section{padding:48px 0}}

/* 分类首屏 */
.jy-hero{background:var(--c-bg);padding:26px 0 56px;position:relative;overflow:hidden}
.jy-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--c-line)}
.jy-hero-inner{max-width:820px;margin:0 auto;text-align:center}
.jy-hero h1{font-size:clamp(28px,4.4vw,46px);line-height:1.22;font-weight:700;letter-spacing:-.01em;margin:16px 0 14px}
.jy-hero-sub{font-size:17px;color:var(--c-text-2);margin-bottom:18px}
.jy-meta{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;font-size:12px;color:var(--c-text-3);font-variant-numeric:tabular-nums}
.jy-meta span+span::before{content:"·";margin-right:6px;color:var(--c-text-3)}
.jy-hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin:26px 0 14px}
.jy-safe{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--c-text-3)}
.jy-safe i{font-size:14px;color:var(--c-accent)}
@media (max-width:991.98px){.jy-hero{padding:20px 0 44px}}
@media (max-width:575.98px){.jy-hero{padding:16px 0 36px}.jy-hero-sub{font-size:15px}}

/* 步骤流 */
.jy-steps{display:flex;align-items:stretch;gap:10px}
.jy-step{flex:1;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1);transition:box-shadow .18s ease,transform .18s ease}
.jy-step:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.jy-step-num{width:52px;height:52px;border-radius:var(--r-md);background:var(--c-brand-050);color:var(--c-brand);font-size:18px;font-weight:700;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums}
.jy-step h3{font-size:17px;line-height:1.45;margin:14px 0 6px}
.jy-step p{font-size:14px;line-height:1.7;color:var(--c-text-2)}
.jy-step-arrow{display:flex;align-items:center;justify-content:center;color:var(--c-text-3);flex:0 0 20px}
@media (max-width:991.98px){
  .jy-steps{flex-direction:column}
  .jy-step-arrow{flex:0 0 auto;padding:4px 0;transform:rotate(90deg)}
}

/* 设备外框 */
.jy-device{border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--c-line);background:#fff;box-shadow:var(--sh-3);aspect-ratio:9/19.5;max-width:300px;margin:0 auto}
.jy-device img{width:100%;height:100%;object-fit:cover}
.jy-device-cap{font-size:12px;color:var(--c-text-3);text-align:center;margin-top:12px}

/* 封面图 */
.jy-cover{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);aspect-ratio:4/3;background:#fff;box-shadow:var(--sh-1)}
.jy-cover img{width:100%;height:100%;object-fit:cover}

/* 系统要求卡 */
.jy-req-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);height:100%}
.jy-req-card h3{display:flex;align-items:center;gap:10px;font-size:18px;line-height:1.45;margin-bottom:16px}
.jy-req-card h3 i{font-size:20px;color:var(--c-brand)}
.jy-req-card h3 .jy-pill{margin-left:auto}
.jy-dl{border-radius:var(--r-md);overflow:hidden}
.jy-dl-row{display:flex;align-items:center;gap:14px;min-height:44px;padding:4px 12px;font-size:14px}
.jy-dl-row:nth-child(odd){background:#F8FAFD}
.jy-dl-row dt{flex:0 0 96px;text-align:right;color:var(--c-text-3);font-weight:500}
.jy-dl-row dd{color:var(--c-text);font-variant-numeric:tabular-nums;margin:0}

/* 下载区 */
.jy-download{max-width:880px;margin:0 auto;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-xl);padding:32px;box-shadow:var(--sh-2);display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center}
.jy-download-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.jy-download-actions .jy-btn{width:100%}
.jy-download-note{font-size:13px;color:var(--c-text-3);margin-top:4px}
.jy-qr-wrap{display:flex;flex-direction:column;align-items:center}
.jy-qr{width:100px;height:100px;border:1px solid var(--c-line);border-radius:var(--r-md);padding:6px;background:#fff}
.jy-qr-note{font-size:12px;line-height:1.6;color:var(--c-text-3);text-align:center;margin-top:8px;max-width:132px}
@media (max-width:767.98px){
  .jy-download{grid-template-columns:1fr;padding:24px;gap:24px}
  .jy-qr-note{max-width:none}
}

/* 场景条 */
.jy-value{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 24px}
.jy-value-item{position:relative;padding-left:20px}
.jy-value-item::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:2px;border-radius:2px;background:var(--c-line)}
.jy-value-item:hover::before{background:var(--c-brand)}
.jy-value-ico{width:24px;height:24px;color:var(--c-brand)}
.jy-value-num{font-size:12px;font-weight:600;color:var(--c-text-3);letter-spacing:.08em;font-variant-numeric:tabular-nums;margin-top:8px}
.jy-value-item h3{font-size:16px;line-height:1.45;margin:4px 0 6px}
.jy-value-item p{font-size:14px;line-height:1.7;color:var(--c-text-2)}
@media (max-width:767.98px){.jy-value{grid-template-columns:1fr;gap:16px}}

/* FAQ */
.jy-faq .accordion-item{border:1px solid var(--c-line);border-radius:var(--r-md);margin-bottom:12px;background:#fff;box-shadow:var(--sh-1);overflow:hidden}
.jy-faq .accordion-button{font-size:16px;font-weight:600;color:var(--c-text);background:#fff;padding:18px 20px;box-shadow:none;border-radius:var(--r-md)}
.jy-faq .accordion-button:not(.collapsed){color:var(--c-brand);background:#fff;box-shadow:inset 3px 0 0 var(--c-brand)}
.jy-faq .accordion-button:focus{box-shadow:0 0 0 3px var(--c-focus);border-color:transparent}
.jy-faq .accordion-button:not(.collapsed):focus{box-shadow:inset 3px 0 0 var(--c-brand),0 0 0 3px var(--c-focus)}
.jy-faq .accordion-button::after{background-image:none;content:"+";font-size:20px;font-weight:400;color:var(--c-text-3);width:24px;height:24px;display:flex;align-items:center;justify-content:center;transform:none;line-height:1}
.jy-faq .accordion-button:not(.collapsed)::after{content:"−";color:var(--c-brand)}
.jy-faq .accordion-body{padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--c-text-2)}

/* CTA 带 */
.jy-cta{max-width:900px;margin:0 auto;background:var(--c-brand-050);border:1px solid var(--c-brand);border-radius:var(--r-xl);padding:36px;box-shadow:var(--sh-2);display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center}
.jy-cta h2{font-size:clamp(20px,2.4vw,26px);line-height:1.35;margin-bottom:8px}
.jy-cta p{font-size:14px;color:var(--c-text-2)}
.jy-form{display:flex;gap:10px;align-items:center}
.jy-input{height:48px;width:260px;padding:0 16px;border:1px solid var(--c-line);border-radius:10px;background:#fff;color:var(--c-text);transition:border-color .18s ease,box-shadow .18s ease}
.jy-input::placeholder{color:var(--c-text-3)}
.jy-input:focus{outline:none;border-color:var(--c-brand);box-shadow:0 0 0 3px var(--c-focus)}
@media (max-width:991.98px){
  .jy-cta{grid-template-columns:1fr;padding:28px;gap:20px}
  .jy-form{flex-direction:column;align-items:stretch}
  .jy-input{width:100%}
  .jy-form .jy-btn{width:100%}
}

/* 页脚 */
.jy-footer{background:var(--c-footer);color:rgba(255,255,255,.72);padding:56px 0 24px}
.jy-footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.jy-footer h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.55);margin-bottom:14px}
.jy-footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:12px}
.jy-footer-brand .jy-logo-mark{background:rgba(255,255,255,.14);color:#fff}
.jy-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62)}
.jy-footer-links{display:flex;flex-direction:column;gap:10px}
.jy-footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .18s ease}
.jy-footer-links a:hover{color:#fff;text-decoration:underline}
.jy-footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px;color:rgba(255,255,255,.55)}
.jy-footer-bottom a{color:rgba(255,255,255,.72)}
.jy-footer-bottom a:hover{color:#fff;text-decoration:underline}
@media (max-width:991.98px){.jy-footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:575.98px){.jy-footer-grid{grid-template-columns:1fr;gap:26px}.jy-footer{padding:44px 0 20px}}

/* roulang page: category2 */
:root{
  --c-brand:#1D5BD6; --c-brand-700:#1546A8; --c-brand-050:#EEF4FF;
  --c-accent:#10B3A3; --c-accent-050:#E7F8F5; --c-warn:#F5A524; --c-warn-050:#FEF4E4;
  --c-bg:#F5F8FC; --c-bg-soft:#F8FAFD; --c-surface:#FFFFFF; --c-line:#E4EBF5;
  --c-text:#17233D; --c-text-2:#5B6B85; --c-text-3:#93A1B7;
  --c-footer:#0E1F3C; --c-focus:rgba(29,91,214,.18);
  --r-s:8px; --r-m:12px; --r-l:16px; --r-xl:22px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,40,77,.06);
  --sh-2:0 8px 20px -10px rgba(23,40,77,.14);
  --sh-3:0 20px 44px -18px rgba(23,40,77,.20);
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--c-bg);color:var(--c-text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-brand-700)}
button,input,select{font:inherit;color:inherit}
h1,h2,h3,h4,p,dl,dd,figure{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:6px}
.jy-num{font-variant-numeric:tabular-nums}

.jy-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.jy-section{padding:var(--sec) 0}
.jy-section--soft{background:var(--c-bg-soft)}
.jy-section--white{background:var(--c-surface)}
.jy-section-head{max-width:720px;margin-bottom:32px}
.jy-section-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;letter-spacing:-.005em}
.jy-section-head p{margin-top:12px;color:var(--c-text-2);font-size:15px}
.jy-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;color:var(--c-brand);background:var(--c-brand-050);border-radius:var(--r-pill);padding:5px 12px;margin-bottom:14px;letter-spacing:.02em}
.jy-eyebrow svg{width:14px;height:14px}

/* 顶部导航 */
.jy-header{position:sticky;top:0;z-index:1030;background:var(--c-surface);border-bottom:1px solid var(--c-line)}
.jy-header.is-scrolled{box-shadow:var(--sh-2)}
.jy-header-inner{display:flex;align-items:center;gap:24px;height:68px}
.jy-logo{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--c-text);flex:0 0 auto;letter-spacing:-.01em}
.jy-logo:hover{color:var(--c-text)}
.jy-logo-mark{width:32px;height:32px;border-radius:9px;background:var(--c-brand);color:#fff;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 6px 14px -6px rgba(29,91,214,.7)}
.jy-logo-short{display:none}
.jy-menu{flex:1 1 auto;justify-content:center;gap:4px}
.jy-menu a{position:relative;display:inline-block;padding:0 12px;line-height:68px;font-size:15px;font-weight:500;color:var(--c-text-2)}
.jy-menu a::after{content:"";position:absolute;left:12px;right:12px;bottom:14px;height:2px;border-radius:2px;background:transparent;transition:background .18s ease}
.jy-menu a:hover{color:var(--c-brand)}
.jy-menu a.is-active{color:var(--c-brand)}
.jy-menu a.is-active::after{background:var(--c-brand)}
.jy-header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.jy-burger{width:44px;height:44px;border:1px solid var(--c-line);background:var(--c-surface);border-radius:var(--r-m);display:inline-flex;align-items:center;justify-content:center;color:var(--c-text)}
.jy-burger:hover{border-color:var(--c-brand);color:var(--c-brand)}
.jy-mobile-collapse{border-top:1px solid var(--c-line);background:var(--c-surface)}
.jy-mobile-collapse .jy-m-links{display:flex;flex-direction:column;padding:8px 0 16px}
.jy-mobile-collapse a{padding:12px 0;font-size:15px;font-weight:500;color:var(--c-text-2);border-bottom:1px solid var(--c-line)}
.jy-mobile-collapse a:last-child{border-bottom:0}
.jy-mobile-collapse a.is-active{color:var(--c-brand)}

/* 按钮 */
.jy-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:48px;padding:0 22px;border-radius:10px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease}
.jy-btn svg{width:18px;height:18px;flex:0 0 18px}
.jy-btn-primary{background:var(--c-brand);color:#fff;box-shadow:0 10px 22px -14px rgba(29,91,214,.9)}
.jy-btn-primary:hover{background:var(--c-brand-700);color:#fff;transform:translateY(-1px)}
.jy-btn-ghost{background:var(--c-surface);color:var(--c-text);border-color:var(--c-line)}
.jy-btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand)}
.jy-btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:9px}
.jy-btn-block{width:100%}
.jy-link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-brand)}
.jy-link-arrow svg{width:16px;height:16px;transition:transform .18s ease}
.jy-link-arrow:hover svg{transform:translateX(2px)}

/* 徽章 */
.jy-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;line-height:1.6;padding:4px 10px;border-radius:var(--r-pill);background:var(--c-brand-050);color:var(--c-brand)}
.jy-badge--ok{background:var(--c-accent-050);color:#0B7F74}
.jy-badge--warn{background:var(--c-warn-050);color:#9A6300}
.jy-badge--muted{background:#EFF3F9;color:var(--c-text-2)}

/* 面包屑 */
.jy-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);padding:20px 0 0}
.jy-crumb a{color:var(--c-text-3)}
.jy-crumb a:hover{color:var(--c-brand)}
.jy-crumb svg{width:14px;height:14px;color:var(--c-text-3)}
.jy-crumb .is-current{color:var(--c-text-2)}

/* Hero */
.jy-hero{padding:36px 0 72px}
.jy-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.jy-hero h1{font-size:clamp(28px,4.4vw,46px);line-height:1.22;font-weight:700;letter-spacing:-.01em;margin-top:16px}
.jy-hero h1 em{font-style:normal;color:var(--c-brand)}
.jy-hero-sub{margin-top:18px;font-size:17px;color:var(--c-text-2);max-width:520px}
.jy-hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;font-size:12px;color:var(--c-text-3)}
.jy-hero-meta span.dot{width:4px;height:4px;border-radius:50%;background:var(--c-line);display:inline-block}
.jy-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.jy-hero-note{margin-top:14px;font-size:12px;color:var(--c-text-3)}
.jy-hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.jy-device{border-radius:var(--r-xl);box-shadow:var(--sh-3);background:var(--c-surface);padding:12px;border:1px solid var(--c-line)}
.jy-device img{width:100%;height:340px;object-fit:cover;border-radius:14px}
.jy-device-cap{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 6px 4px;font-size:12px;color:var(--c-text-3)}

/* 板块通用卡 */
.jy-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-l);padding:24px;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.jy-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.jy-card h3{font-size:20px;line-height:1.45;font-weight:700}
.jy-card p{margin-top:10px;color:var(--c-text-2);font-size:14px}
.jy-cover{width:100%;height:180px;object-fit:cover;border-radius:var(--r-m);margin-bottom:18px}

/* Bento */
.jy-bento{display:grid;grid-template-columns:1.25fr 1fr;grid-template-rows:auto auto;gap:20px}
.jy-bento-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-l);padding:24px;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease}
.jy-bento-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.jy-bento-item--tall{grid-row:span 2;display:flex;flex-direction:column}
.jy-bento-item--tall img{width:100%;height:230px;object-fit:cover;border-radius:var(--r-m);margin-bottom:20px}
.jy-bento-item h3{font-size:19px;font-weight:700;line-height:1.45}
.jy-bento-item p{margin-top:8px;color:var(--c-text-2);font-size:14px}
.jy-bento-list{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.jy-bento-list li{display:flex;align-items:flex-start;gap:8px;font-size:14px;color:var(--c-text-2)}
.jy-bento-list svg{width:16px;height:16px;flex:0 0 16px;margin-top:6px;color:var(--c-accent)}
.jy-icon-tile{width:40px;height:40px;border-radius:12px;background:var(--c-brand-050);color:var(--c-brand);display:inline-flex;align-items:center;justify-content:center;margin-bottom:14px}
.jy-icon-tile svg{width:22px;height:22px}

/* 适配摘要 dl */
.jy-req-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.jy-req-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-l);padding:24px;box-shadow:var(--sh-1)}
.jy-req-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--c-line)}
.jy-req-head h3{font-size:18px;font-weight:700;display:flex;align-items:center;gap:10px}
.jy-req-head svg{width:20px;height:20px;color:var(--c-brand)}
.jy-dl{margin-top:8px}
.jy-dl-row{display:flex;align-items:center;gap:16px;min-height:44px;padding:0 12px;border-radius:var(--r-s)}
.jy-dl-row:nth-child(odd){background:var(--c-bg-soft)}
.jy-dl-row dt{flex:0 0 96px;text-align:right;color:var(--c-text-3);font-size:13px;font-weight:400}
.jy-dl-row dd{color:var(--c-text);font-size:14px;font-weight:600;margin:0}

/* 对比表 */
.jy-table-wrap{overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--r-l);background:var(--c-surface);box-shadow:var(--sh-1)}
table.jy-table{width:100%;min-width:680px;border-collapse:collapse;font-size:14px}
table.jy-table caption{text-align:left;padding:20px 24px 0;color:var(--c-text-3);font-size:12px}
table.jy-table th,table.jy-table td{padding:0 24px;height:52px;text-align:left;border-bottom:1px solid var(--c-line);vertical-align:middle}
table.jy-table thead th{height:48px;background:var(--c-bg-soft);color:var(--c-text);font-size:13px;font-weight:600;white-space:nowrap}
table.jy-table tbody tr:last-child td{border-bottom:0}
table.jy-table tbody tr:hover{background:#FAFCFF}
table.jy-table td:first-child{font-weight:600;color:var(--c-text)}
table.jy-table td:nth-child(2){color:var(--c-text-2)}
.jy-yes,.jy-no{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600}
.jy-yes{color:#0B7F74}
.jy-no{color:var(--c-text-3)}
.jy-yes svg,.jy-no svg{width:16px;height:16px}

/* 提示条 */
.jy-note{display:flex;align-items:flex-start;gap:12px;background:var(--c-brand-050);border:1px solid #D8E5FB;border-radius:var(--r-m);padding:16px 20px;margin-top:24px}
.jy-note svg{width:20px;height:20px;flex:0 0 20px;color:var(--c-brand);margin-top:3px}
.jy-note p{font-size:14px;color:var(--c-text-2);margin:0}

/* 场景胶囊条 */
.jy-chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.jy-chip{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border-radius:var(--r-pill);background:var(--c-surface);border:1px solid var(--c-line);font-size:13px;color:var(--c-text-2);box-shadow:var(--sh-1)}
.jy-chip svg{width:16px;height:16px;color:var(--c-accent)}

/* FAQ */
.jy-faq .accordion-item{border:1px solid var(--c-line);border-radius:var(--r-m);background:var(--c-surface);margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1)}
.jy-faq .accordion-button{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:20px 24px;font-size:16px;font-weight:600;color:var(--c-text);background:var(--c-surface);border:0;box-shadow:none}
.jy-faq .accordion-button::after{display:none}
.jy-faq .accordion-button:not(.collapsed){color:var(--c-brand)}
.jy-faq .accordion-button:not(.collapsed)::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-brand)}
.jy-faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--c-focus);outline-offset:-2px}
.jy-faq-plus{position:relative;width:20px;height:20px;flex:0 0 20px;color:currentColor}
.jy-faq-plus::before,.jy-faq-plus::after{content:"";position:absolute;background:currentColor;border-radius:2px}
.jy-faq-plus::before{left:2px;right:2px;top:9px;height:2px}
.jy-faq-plus::after{top:2px;bottom:2px;left:9px;width:2px;transition:transform .2s ease,opacity .2s ease}
.accordion-button:not(.collapsed) .jy-faq-plus::after{transform:scaleY(0);opacity:0}
.jy-faq .accordion-body{padding:0 24px 22px;color:var(--c-text-2);font-size:14px;line-height:1.85}

/* CTA */
.jy-cta{background:var(--c-surface);border:1px solid #D8E5FB;border-radius:var(--r-xl);padding:40px;box-shadow:var(--sh-2)}
.jy-cta-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center}
.jy-cta h2{font-size:clamp(22px,2.4vw,28px);font-weight:700;line-height:1.35}
.jy-cta p{margin-top:12px;color:var(--c-text-2);font-size:15px}
.jy-form{display:flex;gap:12px}
.jy-input{flex:1 1 auto;height:48px;border:1px solid var(--c-line);border-radius:10px;padding:0 16px;background:var(--c-surface);font-size:15px;transition:box-shadow .18s ease,border-color .18s ease}
.jy-input::placeholder{color:var(--c-text-3)}
.jy-input:focus{outline:none;border-color:var(--c-brand);box-shadow:0 0 0 3px var(--c-focus)}
.jy-form-hint{margin-top:10px;font-size:12px;color:var(--c-text-3)}

/* 页脚 */
.jy-footer{background:var(--c-footer);color:#fff;margin-top:0;padding:64px 0 24px}
.jy-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.jy-footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;margin-bottom:14px}
.jy-footer-brand .jy-logo-mark{background:rgba(255,255,255,.12);color:#fff;box-shadow:none;border:1px solid rgba(255,255,255,.18)}
.jy-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px}
.jy-footer h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.55);margin-bottom:14px}
.jy-footer-links{display:flex;flex-direction:column;gap:10px}
.jy-footer-links a{font-size:14px;color:rgba(255,255,255,.72)}
.jy-footer-links a:hover{color:#fff;text-decoration:underline}
.jy-footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.55)}
.jy-footer-bottom a{color:rgba(255,255,255,.72)}
.jy-footer-bottom a:hover{color:#fff}

/* 移动底部 Tab */
.jy-tabbar{position:fixed;left:0;right:0;bottom:0;z-index:1040;display:none;background:var(--c-surface);border-top:1px solid var(--c-line);box-shadow:0 -6px 18px -10px rgba(23,40,77,.22);padding-bottom:env(safe-area-inset-bottom)}
.jy-tabbar-inner{display:grid;grid-template-columns:repeat(5,1fr);height:60px}
.jy-tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;color:var(--c-text-3)}
.jy-tab svg{width:22px;height:22px}
.jy-tab.is-active{color:var(--c-brand)}
.jy-tab:hover{color:var(--c-brand)}

@media (max-width:1399.98px){
  .jy-container{max-width:1200px}
}
@media (max-width:1199.98px){
  :root{--sec:72px}
  .jy-hero-grid{gap:36px}
}
@media (max-width:991.98px){
  :root{--sec:64px}
  body{padding-bottom:76px}
  .jy-tabbar{display:block}
  .jy-logo-short{display:inline}
  .jy-logo-full{display:none}
  .jy-hero{padding:24px 0 56px}
  .jy-device img{height:280px}
  .jy-bento{grid-template-columns:1fr}
  .jy-bento-item--tall{grid-row:auto}
  .jy-req-grid{grid-template-columns:1fr}
  .jy-cta-grid{grid-template-columns:1fr;gap:24px}
  .jy-footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767.98px){
  :root{--sec:56px}
  .jy-container{padding:0 20px}
  .jy-hero-grid{grid-template-columns:1fr;gap:28px}
  .jy-hero-sub{font-size:16px}
  .jy-hero-actions .jy-btn{width:100%}
  .jy-cta{padding:28px}
  .jy-form{flex-direction:column}
  .jy-form .jy-btn{width:100%}
  .jy-footer-grid{grid-template-columns:1fr;gap:24px}
  .jy-footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:575.98px){
  .jy-container{padding:0 16px}
  .jy-card,.jy-bento-item,.jy-req-card{padding:20px}
  .jy-dl-row{gap:12px}
  .jy-dl-row dt{flex:0 0 78px;font-size:12px}
  .jy-dl-row dd{font-size:13px}
  .jy-faq .accordion-button{padding:16px 18px;font-size:15px}
  .jy-faq .accordion-body{padding:0 18px 18px}
}

/* roulang page: category3 */
:root{
  --c-brand:#1D5BD6;
  --c-brand-700:#1546A8;
  --c-brand-050:#EEF4FF;
  --c-accent:#10B3A3;
  --c-accent-050:#E6F8F6;
  --c-warn:#F5A524;
  --c-warn-050:#FFF4E0;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-soft:#F8FAFD;
  --c-line:#E4EBF5;
  --c-text:#17233D;
  --c-text-2:#5B6B85;
  --c-text-3:#93A1B7;
  --c-footer:#0E1F3C;
  --c-focus:rgba(29,91,214,.18);
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-xl:22px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,40,77,.06);
  --sh-2:0 8px 20px -10px rgba(23,40,77,.14);
  --sh-3:0 20px 44px -18px rgba(23,40,77,.20);
  --t:180ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.85;
  color:var(--c-text);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-brand);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--c-brand-700);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,dl,dd{margin:0;}
ul,ol{padding-left:0;list-style:none;}
.jy-container{
  width:100%;max-width:1200px;margin:0 auto;
  padding-left:24px;padding-right:24px;
}
@media (min-width:1400px){.jy-container{max-width:1280px;}}

/* ---------- 顶部导航 ---------- */
.jy-header{
  position:sticky;top:0;z-index:1030;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow var(--t);
}
.jy-header.is-scrolled{box-shadow:var(--sh-2);}
.jy-header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;height:68px;
}
.jy-logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.jy-logo-mark{
  width:32px;height:32px;border-radius:9px;flex:0 0 32px;
  background:var(--c-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 10px -4px rgba(29,91,214,.7);
}
.jy-logo-text{
  font-size:17px;font-weight:700;color:var(--c-text);
  letter-spacing:-.01em;white-space:nowrap;
}
.jy-menu{display:flex;align-items:center;gap:4px;}
.jy-menu a{
  position:relative;
  display:inline-block;padding:22px 14px;
  font-size:15px;font-weight:500;color:var(--c-text-2);
  white-space:nowrap;
}
.jy-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;
  height:2px;border-radius:2px;background:var(--c-brand);
  transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.jy-menu a:hover{color:var(--c-brand);}
.jy-menu a:hover::after,
.jy-menu a.is-active::after{transform:scaleX(1);}
.jy-menu a.is-active{color:var(--c-brand);font-weight:600;}
.jy-header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}

/* ---------- 按钮 ---------- */
.jy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:10px;
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
}
.jy-btn svg{flex:0 0 auto;}
.jy-btn-primary{background:var(--c-brand);color:#fff;box-shadow:0 6px 16px -8px rgba(29,91,214,.85);}
.jy-btn-primary:hover{background:var(--c-brand-700);color:#fff;transform:translateY(-1px);}
.jy-btn-ghost{background:#fff;color:var(--c-text);border-color:var(--c-line);}
.jy-btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand);}
.jy-btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:9px;}
.jy-btn-block{width:100%;}
.jy-btn-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--c-brand);padding:0;height:auto;background:none;border:0;
}
.jy-btn-link svg{transition:transform var(--t);}
.jy-btn-link:hover svg{transform:translateX(2px);}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--c-brand);outline-offset:2px;border-radius:6px;
}

/* ---------- 徽章 / 标签 ---------- */
.jy-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1.6;
}
.jy-badge-brand{background:var(--c-brand-050);color:var(--c-brand-700);}
.jy-badge-accent{background:var(--c-accent-050);color:#0B8478;}
.jy-badge-warn{background:var(--c-warn-050);color:#A96A05;}
.jy-badge-gray{background:var(--c-soft);color:var(--c-text-2);border:1px solid var(--c-line);}

/* ---------- 面包屑 ---------- */
.jy-breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--c-text-3);padding:20px 0 0;
}
.jy-breadcrumb a{color:var(--c-text-2);}
.jy-breadcrumb a:hover{color:var(--c-brand);}
.jy-breadcrumb .sep{color:var(--c-text-3);}
.jy-breadcrumb .cur{color:var(--c-text);font-weight:600;}

/* ---------- Hero ---------- */
.jy-hero{
  background:linear-gradient(180deg,#F0F5FE 0%,var(--c-bg) 100%);
  padding:26px 0 56px;
}
.jy-hero-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:center;}
.jy-hero h1{
  font-size:clamp(28px,4.4vw,42px);line-height:1.22;
  font-weight:700;letter-spacing:-.01em;margin-bottom:16px;
}
.jy-hero h1 em{font-style:normal;color:var(--c-brand);}
.jy-hero-sub{font-size:16px;color:var(--c-text-2);max-width:620px;}
.jy-hero-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:18px;font-size:12px;color:var(--c-text-3);
  font-variant-numeric:tabular-nums;
}
.jy-hero-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--c-line);}
.jy-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.jy-hero-media{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--sh-3);background:var(--c-surface);
  max-height:300px;
}
.jy-hero-media img{width:100%;height:300px;object-fit:cover;}
.jy-hero-media .jy-media-tip{
  position:absolute;left:16px;bottom:16px;
  background:rgba(255,255,255,.94);
  border-radius:var(--r-md);padding:10px 14px;
  font-size:13px;font-weight:600;color:var(--c-text);
  box-shadow:var(--sh-1);
}
@media (min-width:992px){
  .jy-hero-grid{grid-template-columns:7fr 5fr;}
}
@media (min-width:1200px){
  .jy-hero-grid{grid-template-columns:6fr 6fr;}
}

/* ---------- 板块 ---------- */
.jy-section{padding:88px 0;}
.jy-section-alt{background:var(--c-surface);}
.jy-section-soft{background:var(--c-soft);}
.jy-section-head{max-width:720px;margin-bottom:32px;}
.jy-section-head h2{
  font-size:clamp(22px,2.6vw,32px);line-height:1.3;
  font-weight:700;letter-spacing:-.01em;margin-bottom:12px;
}
.jy-section-head p{font-size:15px;color:var(--c-text-2);}
.jy-section-head-row{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;flex-wrap:wrap;
}

/* ---------- 快捷自助卡 ---------- */
.jy-quick-grid{
  display:grid;grid-template-columns:1fr;gap:20px;
}
.jy-quick{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1);
  transition:box-shadow var(--t),transform var(--t),border-color var(--t);
}
.jy-quick:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:#D5E2F8;}
.jy-quick-icon{
  width:44px;height:44px;flex:0 0 44px;border-radius:var(--r-md);
  background:var(--c-brand-050);color:var(--c-brand);
  display:flex;align-items:center;justify-content:center;
}
.jy-quick h3{font-size:16px;font-weight:700;margin-bottom:6px;}
.jy-quick p{font-size:14px;color:var(--c-text-2);line-height:1.7;}
.jy-quick .jy-quick-link{font-size:13px;font-weight:600;color:var(--c-brand);margin-top:10px;display:inline-flex;align-items:center;gap:4px;}
@media (min-width:576px){.jy-quick-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.jy-quick-grid{grid-template-columns:repeat(4,1fr);}}

/* ---------- 锚点 + FAQ ---------- */
.jy-anchor-wrap{
  display:flex;flex-wrap:nowrap;gap:8px;overflow-x:auto;
  padding:4px 0 12px;position:sticky;top:68px;z-index:20;
  background:var(--c-bg);
  scrollbar-width:none;
}
.jy-anchor-wrap::-webkit-scrollbar{display:none;}
.jy-anchor-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;color:var(--c-text-2);
  background:var(--c-surface);border:1px solid var(--c-line);
  white-space:nowrap;transition:all var(--t);
}
.jy-anchor-link span.num{
  font-size:11px;color:var(--c-text-3);font-variant-numeric:tabular-nums;
}
.jy-anchor-link:hover{color:var(--c-brand);border-color:#C9DBF8;}
.jy-anchor-link.is-current{background:var(--c-brand);border-color:var(--c-brand);color:#fff;}
.jy-anchor-link.is-current span.num{color:rgba(255,255,255,.75);}

@media (min-width:992px){
  .jy-anchor-wrap{
    display:flex;flex-direction:column;flex-wrap:nowrap;
    gap:6px;overflow:visible;position:sticky;top:96px;
    background:transparent;padding:0;
  }
  .jy-anchor-link{
    width:100%;border-radius:0 var(--r-sm) var(--r-sm) 0;
    background:transparent;border:0;border-left:3px solid var(--c-line);
    padding:10px 14px;font-size:14px;
  }
  .jy-anchor-link:hover{background:var(--c-surface);border-left-color:#C9DBF8;}
  .jy-anchor-link.is-current{
    background:var(--c-brand-050);border-left-color:var(--c-brand);color:var(--c-brand-700);
  }
  .jy-anchor-link.is-current span.num{color:var(--c-brand);}
  .jy-anchor-title{
    font-size:12px;font-weight:700;color:var(--c-text-3);
    letter-spacing:.08em;margin-bottom:10px;padding-left:17px;
  }
}
.jy-anchor-note{
  margin-top:20px;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh-1);
}
.jy-anchor-note p{font-size:13px;color:var(--c-text-2);line-height:1.75;}

.jy-faq-block{margin-bottom:44px;scroll-margin-top:110px;}
.jy-faq-block:last-child{margin-bottom:0;}
.jy-faq-title{
  display:flex;align-items:center;gap:10px;
  font-size:clamp(20px,2.2vw,24px);font-weight:700;
  letter-spacing:-.01em;margin-bottom:8px;
}
.jy-faq-title .jy-badge{transform:translateY(2px);}
.jy-faq-desc{font-size:14px;color:var(--c-text-2);margin-bottom:18px;}

.jy-faq .accordion-item{
  border:1px solid var(--c-line);border-radius:var(--r-md);
  background:var(--c-surface);box-shadow:var(--sh-1);
  margin-bottom:12px;overflow:hidden;
}
.jy-faq .accordion-button{
  position:relative;
  font-size:16px;font-weight:600;color:var(--c-text);
  background:var(--c-surface);box-shadow:none;
  padding:18px 22px;line-height:1.6;
}
.jy-faq .accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:0 3px 3px 0;background:var(--c-brand);
  opacity:0;transition:opacity var(--t);
}
.jy-faq .accordion-button:hover{color:var(--c-brand);}
.jy-faq .accordion-button:not(.collapsed){
  color:var(--c-brand-700);background:var(--c-brand-050);
}
.jy-faq .accordion-button:not(.collapsed)::before{opacity:1;}
.jy-faq .accordion-button:focus{box-shadow:inset 0 0 0 2px var(--c-focus);}
.jy-faq .accordion-button::after{
  width:24px;height:24px;flex:0 0 24px;border-radius:8px;
  background-size:13px 13px;background-position:center;background-repeat:no-repeat;
  background-color:var(--c-brand-050);
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231D5BD6' stroke-width='2.2' stroke-linecap='round'%3E%3Cpath d='M12 5v14'/%3E%3Cpath d='M5 12h14'/%3E%3C/svg%3E");
  transition:transform var(--t),background-color var(--t);
}
.jy-faq .accordion-button:not(.collapsed)::after{
  background-color:var(--c-brand);
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23FFFFFF' stroke-width='2.2' stroke-linecap='round'%3E%3Cpath d='M5 12h14'/%3E%3C/svg%3E");
}
.jy-faq .accordion-body{
  padding:2px 22px 22px;font-size:15px;color:var(--c-text-2);line-height:1.85;
}
.jy-faq .accordion-body strong{color:var(--c-text);}
.jy-faq .accordion-body ul{list-style:none;margin:10px 0 0;}
.jy-faq .accordion-body ul li{
  position:relative;padding-left:18px;margin-bottom:6px;font-size:15px;
}
.jy-faq .accordion-body ul li::before{
  content:"";position:absolute;left:0;top:12px;width:6px;height:6px;
  border-radius:50%;background:var(--c-accent);
}

/* ---------- 排查步骤 ---------- */
.jy-steps{display:grid;grid-template-columns:1fr;gap:20px;counter-reset:step;}
.jy-step{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:26px 24px 24px;box-shadow:var(--sh-1);
  transition:box-shadow var(--t),transform var(--t);
}
.jy-step:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.jy-step .jy-step-num{
  width:48px;height:48px;border-radius:var(--r-md);
  background:var(--c-brand-050);color:var(--c-brand);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}
.jy-step h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.jy-step p{font-size:14px;color:var(--c-text-2);}
@media (min-width:768px){
  .jy-steps{grid-template-columns:repeat(3,1fr);}
  .jy-step::after{
    content:"";position:absolute;top:50px;right:-12px;width:24px;height:2px;
    background:linear-gradient(90deg,var(--c-line),rgba(228,235,245,0));
  }
  .jy-step:last-child::after{display:none;}
}

/* ---------- 反馈表单 CTA ---------- */
.jy-cta{
  background:var(--c-surface);
  border:1px solid #CFE0FA;
  border-radius:var(--r-xl);
  padding:36px;
  box-shadow:var(--sh-2);
}
.jy-cta h2{
  font-size:clamp(22px,2.4vw,28px);font-weight:700;
  letter-spacing:-.01em;margin-bottom:10px;
}
.jy-cta p{font-size:15px;color:var(--c-text-2);max-width:640px;}
.jy-form{
  display:flex;flex-direction:column;gap:12px;margin-top:24px;
}
.jy-input{
  height:48px;border-radius:10px;border:1px solid var(--c-line);
  background:var(--c-surface);padding:0 16px;font-size:15px;color:var(--c-text);
  width:100%;transition:border-color var(--t),box-shadow var(--t);
}
.jy-input::placeholder{color:var(--c-text-3);}
.jy-input:focus{
  outline:none;border-color:var(--c-brand);box-shadow:0 0 0 3px var(--c-focus);
}
.jy-form-tip{font-size:12px;color:var(--c-text-3);margin-top:12px;}
@media (min-width:768px){
  .jy-form{flex-direction:row;}
  .jy-form .jy-input{flex:1 1 auto;}
  .jy-form .jy-btn{flex:0 0 auto;}
}

/* ---------- 相关入口卡 ---------- */
.jy-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:box-shadow var(--t),transform var(--t);
}
.jy-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.jy-card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-soft);}
.jy-card-media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease;}
.jy-card:hover .jy-card-media img{transform:scale(1.03);}
.jy-card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.jy-card-body h3{font-size:17px;font-weight:700;line-height:1.5;}
.jy-card-body p{font-size:14px;color:var(--c-text-2);line-height:1.75;}
.jy-card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--c-text-3);}

/* ---------- 页脚 ---------- */
.jy-footer{background:var(--c-footer);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:0;}
.jy-footer-grid{
  display:grid;grid-template-columns:1fr;gap:36px;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);
}
.jy-footer-brand{
  display:flex;align-items:center;gap:10px;margin-bottom:16px;
  color:#fff;font-size:17px;font-weight:700;letter-spacing:-.01em;
}
.jy-footer-brand .jy-logo-mark{background:var(--c-brand);}
.jy-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:340px;}
.jy-footer h4{
  font-size:14px;font-weight:600;color:rgba(255,255,255,.55);
  margin-bottom:14px;letter-spacing:.02em;
}
.jy-footer-links{display:flex;flex-direction:column;gap:10px;}
.jy-footer-links a{font-size:14px;color:rgba(255,255,255,.72);}
.jy-footer-links a:hover{color:#fff;text-decoration:underline;}
.jy-footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  padding-top:22px;font-size:13px;color:rgba(255,255,255,.55);
}
.jy-footer-bottom a{color:rgba(255,255,255,.66);}
.jy-footer-bottom a:hover{color:#fff;}
@media (min-width:768px){.jy-footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.jy-footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;}}

/* ---------- 移动端底部 Tab ---------- */
.jy-tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;
  display:flex;align-items:stretch;
  background:var(--c-surface);border-top:1px solid var(--c-line);
  box-shadow:0 -6px 18px -12px rgba(23,40,77,.28);
  padding-bottom:env(safe-area-inset-bottom);
}
.jy-tabbar a{
  flex:1 1 0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:3px;height:60px;font-size:11px;font-weight:500;
  color:var(--c-text-3);text-align:center;line-height:1.2;
}
.jy-tabbar a svg{flex:0 0 auto;}
.jy-tabbar a.is-active{color:var(--c-brand);font-weight:600;}
.jy-tabbar a:active{background:var(--c-brand-050);}
@media (min-width:992px){.jy-tabbar{display:none;}}
@media (max-width:991px){
  body{padding-bottom:76px;}
  .jy-section{padding:48px 0;}
  .jy-hero{padding:18px 0 40px;}
  .jy-hero-media img{height:220px;}
  .jy-hero-media{max-height:220px;}
  .jy-menu{display:none;}
  .jy-header-inner{height:60px;}
  .jy-logo-text{font-size:16px;}
  .jy-anchor-wrap{top:60px;}
  .jy-cta{padding:26px 20px;}
  .jy-footer{padding:44px 0 24px;}
}
@media (max-width:575px){
  .jy-container{padding-left:16px;padding-right:16px;}
  .jy-hero-actions .jy-btn{width:100%;}
  .jy-hero-meta{font-size:12px;}
  .jy-faq .accordion-button{font-size:15px;padding:16px 18px;}
  .jy-faq .accordion-body{padding:0 18px 20px;}
  .jy-section{padding:44px 0;}
}
@media (min-width:768px) and (max-width:991px){
  .jy-container{padding-left:20px;padding-right:20px;}
  .jy-section{padding:64px 0;}
}

/* roulang page: category4 */
:root{
  --c-brand:#1D5BD6; --c-brand-700:#1546A8; --c-brand-050:#EEF4FF;
  --c-accent:#10B3A3; --c-accent-050:#E7F8F6;
  --c-warn:#F5A524; --c-warn-050:#FEF4E3;
  --c-bg:#F5F8FC; --c-surface:#FFFFFF; --c-soft:#F8FAFD;
  --c-line:#E4EBF5; --c-text:#17233D; --c-text-2:#5B6B85; --c-text-3:#93A1B7;
  --c-footer:#0E1F3C; --c-focus:rgba(29,91,214,.18);
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-xl:22px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,40,77,.06);
  --sh-2:0 8px 20px -10px rgba(23,40,77,.14);
  --sh-3:0 20px 44px -18px rgba(23,40,77,.20);
  --sp-section:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px; line-height:1.85; color:var(--c-text); background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%; display:block}
a{color:var(--c-brand); text-decoration:none}
a:hover{color:var(--c-brand-700)}
h1,h2,h3,h4,h5{margin:0; color:var(--c-text); font-weight:700}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0; padding:0; list-style:none}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--c-brand); outline-offset:2px}
.jy-num{font-variant-numeric:tabular-nums}

.jy-container{width:100%; max-width:1200px; margin:0 auto; padding:0 24px}
@media (min-width:1400px){ .jy-container{max-width:1280px} }

/* ---------- 顶部导航 ---------- */
.jy-header{
  position:sticky; top:0; z-index:1030; background:var(--c-surface);
  border-bottom:1px solid var(--c-line); transition:box-shadow .18s ease;
}
.jy-header.is-scrolled{box-shadow:var(--sh-2)}
.jy-nav{min-height:68px; display:flex; align-items:center; gap:24px}
.jy-brand{display:flex; align-items:center; gap:10px; font-size:16px; font-weight:700; color:var(--c-text); white-space:nowrap}
.jy-brand:hover{color:var(--c-text)}
.jy-logo-mark{
  width:32px; height:32px; border-radius:9px; background:var(--c-brand); color:#fff;
  display:inline-flex; align-items:center; justify-content:center; flex:0 0 32px;
}
.jy-brand-text{letter-spacing:-.01em}
.jy-menu{display:flex; align-items:center; gap:4px; margin-left:auto}
.jy-menu a{
  position:relative; display:inline-block; padding:22px 12px; font-size:15px; font-weight:500;
  color:var(--c-text-2); transition:color .16s ease;
}
.jy-menu a::after{
  content:""; position:absolute; left:12px; right:12px; bottom:16px; height:2px;
  background:var(--c-brand); border-radius:2px; transform:scaleX(0); transform-origin:left;
  transition:transform .18s ease;
}
.jy-menu a:hover{color:var(--c-brand)}
.jy-menu a:hover::after,.jy-menu a.is-active::after{transform:scaleX(1)}
.jy-menu a.is-active{color:var(--c-brand); font-weight:600}
.jy-nav-cta{display:flex; align-items:center; gap:10px}
@media (max-width:1199px){ .jy-menu a{padding:22px 9px; font-size:14px} }

/* ---------- 按钮 ---------- */
.jy-btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  height:48px; padding:0 22px; border-radius:10px; font-size:15px; font-weight:600;
  border:1px solid transparent; cursor:pointer; transition:all .18s ease; white-space:nowrap;
}
.jy-btn i,.jy-btn svg{font-size:18px; line-height:1}
.jy-btn-primary{background:var(--c-brand); color:#fff; box-shadow:var(--sh-2)}
.jy-btn-primary:hover{background:var(--c-brand-700); color:#fff; transform:translateY(-1px)}
.jy-btn-ghost{background:#fff; color:var(--c-text); border-color:var(--c-line)}
.jy-btn-ghost:hover{border-color:var(--c-brand); color:var(--c-brand)}
.jy-btn-sm{height:40px; padding:0 16px; font-size:14px; border-radius:9px}
.jy-btn-block{width:100%}
.jy-link-arrow{
  display:inline-flex; align-items:center; gap:6px; font-size:14px; font-weight:600; color:var(--c-brand);
}
.jy-link-arrow i{font-size:16px; transition:transform .18s ease}
.jy-link-arrow:hover i{transform:translateX(2px)}

/* ---------- 徽章 / 标签 ---------- */
.jy-pill{
  display:inline-flex; align-items:center; gap:6px; height:26px; padding:0 11px;
  border-radius:var(--r-pill); font-size:12px; font-weight:600; line-height:1;
}
.jy-pill-brand{background:var(--c-brand-050); color:var(--c-brand-700)}
.jy-pill-accent{background:var(--c-accent-050); color:#0A857A}
.jy-pill-warn{background:var(--c-warn-050); color:#9A6208}
.jy-pill-soft{background:var(--c-soft); color:var(--c-text-2); border:1px solid var(--c-line)}

/* ---------- Hero ---------- */
.jy-hero{
  position:relative; overflow:hidden; background:var(--c-bg);
  border-bottom:1px solid var(--c-line);
}
.jy-hero-media{position:absolute; inset:0; z-index:0}
.jy-hero-media img{width:100%; height:100%; object-fit:cover; opacity:.20}
.jy-hero-media::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(120deg,rgba(245,248,252,.96) 0%,rgba(245,248,252,.80) 52%,rgba(238,244,255,.62) 100%);
}
.jy-hero-inner{position:relative; z-index:1; padding:64px 0 56px; max-width:760px}
.jy-crumb{display:flex; align-items:center; gap:8px; font-size:13px; color:var(--c-text-3); margin-bottom:18px; flex-wrap:wrap}
.jy-crumb a{color:var(--c-text-2)}
.jy-crumb a:hover{color:var(--c-brand)}
.jy-crumb i{font-size:12px; color:var(--c-text-3)}
.jy-hero h1{font-size:clamp(28px,4.4vw,46px); line-height:1.22; letter-spacing:-.01em; margin-bottom:16px}
.jy-hero-sub{font-size:17px; color:var(--c-text-2); max-width:640px}
.jy-meta-row{display:flex; flex-wrap:wrap; align-items:center; gap:10px; margin:20px 0 26px; font-size:12px; color:var(--c-text-3)}
.jy-meta-row .dot{width:4px; height:4px; border-radius:50%; background:var(--c-text-3); display:inline-block}
.jy-meta-row b{color:var(--c-text); font-weight:600}
.jy-hero-actions{display:flex; flex-wrap:wrap; gap:12px}
.jy-hero-note{margin-top:16px; font-size:12px; color:var(--c-text-3)}

/* ---------- 板块 ---------- */
.jy-section{padding:var(--sp-section) 0}
.jy-section-alt{background:var(--c-surface)}
.jy-section-soft{background:var(--c-soft)}
.jy-head{display:flex; align-items:flex-end; justify-content:space-between; gap:24px; margin-bottom:36px}
.jy-head h2{font-size:clamp(22px,2.6vw,32px); line-height:1.3}
.jy-head p{font-size:15px; color:var(--c-text-2); margin:10px 0 0; max-width:660px}
.jy-eyebrow{
  display:inline-flex; align-items:center; gap:8px; font-size:12px; font-weight:600; letter-spacing:.08em;
  color:var(--c-brand); text-transform:uppercase; margin-bottom:12px;
}
.jy-eyebrow::before{content:""; width:18px; height:2px; background:var(--c-brand); border-radius:2px}

/* ---------- 统计条 ---------- */
.jy-stats{display:grid; grid-template-columns:repeat(4,1fr); gap:0; background:var(--c-surface); border:1px solid var(--c-line); border-radius:var(--r-lg); box-shadow:var(--sh-1); overflow:hidden}
.jy-stat{padding:24px; border-right:1px solid var(--c-line)}
.jy-stat:last-child{border-right:none}
.jy-stat .n{font-size:26px; font-weight:700; letter-spacing:-.01em; line-height:1.2}
.jy-stat .k{font-size:12px; font-weight:600; color:var(--c-brand); margin-bottom:6px; letter-spacing:.06em}
.jy-stat .d{font-size:13px; color:var(--c-text-2); margin-top:6px}

/* ---------- 时间轴 ---------- */
.jy-timeline{position:relative; padding-left:0; max-width:920px}
.jy-timeline::before{
  content:""; position:absolute; left:15px; top:12px; bottom:12px; width:2px;
  background:linear-gradient(180deg,var(--c-brand) 0%,rgba(29,91,214,.25) 60%,var(--c-line) 100%);
  border-radius:2px;
}
.jy-tl-item{position:relative; padding-left:60px; margin-bottom:26px}
.jy-tl-item:last-child{margin-bottom:0}
.jy-tl-node{
  position:absolute; left:0; top:22px; width:32px; height:32px; border-radius:50%;
  background:var(--c-surface); border:2px solid var(--c-brand-050);
  display:flex; align-items:center; justify-content:center; box-shadow:var(--sh-1);
}
.jy-tl-node span{width:10px; height:10px; border-radius:50%; background:var(--c-brand)}
.jy-tl-card{
  background:var(--c-surface); border:1px solid var(--c-line); border-radius:var(--r-lg);
  padding:22px 24px; box-shadow:var(--sh-1); transition:box-shadow .18s ease,transform .18s ease;
}
.jy-tl-card:hover{box-shadow:var(--sh-2); transform:translateY(-2px)}
.jy-tl-top{display:flex; flex-wrap:wrap; align-items:center; gap:12px; margin-bottom:12px}
.jy-tl-ver{font-size:16px; font-weight:700; letter-spacing:-.01em}
.jy-tl-date{font-size:13px; color:var(--c-text-3)}
.jy-tl-list{display:grid; gap:8px}
.jy-tl-list li{position:relative; padding-left:18px; font-size:15px; color:var(--c-text-2)}
.jy-tl-list li::before{
  content:""; position:absolute; left:2px; top:12px; width:6px; height:6px; border-radius:50%;
  background:var(--c-accent);
}

/* ---------- 资讯卡片 ---------- */
.jy-news-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:24px}
.jy-news-card{
  display:flex; flex-direction:column; background:var(--c-surface); border:1px solid var(--c-line);
  border-radius:var(--r-lg); overflow:hidden; box-shadow:var(--sh-1);
  transition:box-shadow .18s ease,transform .18s ease;
}
.jy-news-card:hover{box-shadow:var(--sh-2); transform:translateY(-2px)}
.jy-news-thumb{position:relative; aspect-ratio:16/9; overflow:hidden; background:var(--c-soft)}
.jy-news-thumb img{width:100%; height:100%; object-fit:cover}
.jy-news-body{padding:22px 24px 24px; display:flex; flex-direction:column; gap:12px; flex:1}
.jy-news-body h3{font-size:18px; line-height:1.45; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden}
.jy-news-body p{font-size:14px; line-height:1.7; color:var(--c-text-2); display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; margin:0}
.jy-news-foot{display:flex; align-items:center; justify-content:space-between; gap:12px; margin-top:auto; font-size:13px; color:var(--c-text-3)}

/* ---------- 更新准备 ---------- */
.jy-prep{display:grid; grid-template-columns:repeat(3,1fr); gap:24px}
.jy-prep-card{background:var(--c-surface); border:1px solid var(--c-line); border-radius:var(--r-lg); padding:26px 24px; box-shadow:var(--sh-1); transition:box-shadow .18s ease,transform .18s ease}
.jy-prep-card:hover{box-shadow:var(--sh-2); transform:translateY(-2px)}
.jy-ico{
  width:44px; height:44px; border-radius:12px; background:var(--c-brand-050); color:var(--c-brand);
  display:flex; align-items:center; justify-content:center; font-size:22px; margin-bottom:16px;
}
.jy-prep-card h3{font-size:17px; margin-bottom:8px}
.jy-prep-card p{font-size:14px; color:var(--c-text-2); margin:0}

/* ---------- FAQ ---------- */
.jy-faq{max-width:920px}
.jy-faq .accordion-item{
  border:1px solid var(--c-line); border-radius:var(--r-md) !important; margin-bottom:12px;
  background:var(--c-surface); overflow:hidden; box-shadow:var(--sh-1);
}
.jy-faq .accordion-button{
  font-size:16px; font-weight:600; color:var(--c-text); background:var(--c-surface);
  padding:18px 22px; box-shadow:none; border-radius:var(--r-md) !important;
}
.jy-faq .accordion-button:not(.collapsed){ color:var(--c-brand); background:var(--c-brand-050); box-shadow:inset 3px 0 0 var(--c-brand) }
.jy-faq .accordion-button:focus{box-shadow:none; border-color:var(--c-line)}
.jy-faq .accordion-button::after{
  background-image:none; content:"+"; font-size:20px; font-weight:400; color:var(--c-brand);
  width:22px; height:22px; display:flex; align-items:center; justify-content:center; transform:none;
}
.jy-faq .accordion-button:not(.collapsed)::after{content:"−"; transform:none}
.jy-faq .accordion-body{padding:4px 22px 20px; font-size:15px; color:var(--c-text-2); line-height:1.85}

/* ---------- CTA ---------- */
.jy-cta{
  background:var(--c-brand-050); border:1px solid rgba(29,91,214,.18); border-radius:var(--r-xl);
  padding:40px; display:grid; grid-template-columns:1.1fr 1fr; gap:32px; align-items:center;
}
.jy-cta h2{font-size:clamp(20px,2.2vw,26px); margin-bottom:10px}
.jy-cta p{font-size:15px; color:var(--c-text-2); margin:0}
.jy-form{display:flex; gap:12px}
.jy-input{
  flex:1; height:48px; padding:0 16px; border:1px solid var(--c-line); border-radius:10px;
  font-size:15px; color:var(--c-text); background:#fff; transition:border-color .16s ease,box-shadow .16s ease;
}
.jy-input::placeholder{color:var(--c-text-3)}
.jy-input:focus{outline:none; border-color:var(--c-brand); box-shadow:0 0 0 3px var(--c-focus)}
.jy-form-note{font-size:12px; color:var(--c-text-3); margin-top:10px}

/* ---------- 页脚 ---------- */
.jy-footer{background:var(--c-footer); color:rgba(255,255,255,.72); padding:64px 0 24px; margin-top:0}
.jy-footer-grid{display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:32px}
.jy-footer-brand{display:flex; align-items:center; gap:10px; color:#fff; font-size:16px; font-weight:700; margin-bottom:16px}
.jy-footer-brand .jy-logo-mark{background:rgba(255,255,255,.12); color:#fff}
.jy-footer p{font-size:14px; line-height:1.8; color:rgba(255,255,255,.6)}
.jy-footer h4{font-size:14px; color:rgba(255,255,255,.55); font-weight:600; margin-bottom:16px}
.jy-footer-links{display:grid; gap:10px}
.jy-footer-links a{font-size:14px; color:rgba(255,255,255,.72)}
.jy-footer-links a:hover{color:#fff; text-decoration:underline}
.jy-footer-bottom{
  margin-top:48px; padding-top:22px; border-top:1px solid rgba(255,255,255,.12);
  display:flex; flex-wrap:wrap; gap:12px; justify-content:space-between; font-size:13px; color:rgba(255,255,255,.55);
}
.jy-footer-bottom a{color:rgba(255,255,255,.72)}
.jy-footer-bottom a:hover{color:#fff}

/* ---------- 移动端底部 Tab ---------- */
.jy-tabbar{
  position:fixed; left:0; right:0; bottom:0; z-index:1040; display:flex;
  background:#fff; border-top:1px solid var(--c-line);
  box-shadow:0 -8px 22px -16px rgba(23,40,77,.35);
  padding-bottom:env(safe-area-inset-bottom);
}
.jy-tabbar a{
  flex:1; height:60px; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:3px;
  font-size:11px; color:var(--c-text-3); font-weight:500;
}
.jy-tabbar a i{font-size:21px; line-height:1}
.jy-tabbar a.is-active{color:var(--c-brand)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--sp-section:64px}
  .jy-hero-inner{max-width:none}
}
@media (max-width:991px){
  :root{--sp-section:64px}
  .jy-tabbar{display:flex}
  .jy-page{padding-bottom:76px}
  .jy-stats{grid-template-columns:repeat(2,1fr)}
  .jy-stat:nth-child(2){border-right:none}
  .jy-stat:nth-child(1),.jy-stat:nth-child(2){border-bottom:1px solid var(--c-line)}
  .jy-news-grid{grid-template-columns:1fr}
  .jy-prep{grid-template-columns:1fr}
  .jy-cta{grid-template-columns:1fr; padding:32px 24px}
  .jy-footer-grid{grid-template-columns:1fr 1fr}
  .jy-hero-inner{padding:44px 0 40px}
}
@media (min-width:992px){
  .jy-tabbar{display:none}
}
@media (max-width:767px){
  :root{--sp-section:48px}
  .jy-container{padding:0 16px}
  .jy-hero-inner{padding:36px 0 32px}
  .jy-hero h1{font-size:clamp(24px,6.4vw,30px)}
  .jy-hero-sub{font-size:15px}
  .jy-head{flex-direction:column; align-items:flex-start; gap:14px; margin-bottom:26px}
  .jy-stats{grid-template-columns:1fr}
  .jy-stat{border-right:none; border-bottom:1px solid var(--c-line)}
  .jy-stat:last-child{border-bottom:none}
  .jy-tl-item{padding-left:48px}
  .jy-timeline::before{left:11px}
  .jy-tl-node{width:24px; height:24px; top:24px}
  .jy-tl-node span{width:8px; height:8px}
  .jy-prep{gap:16px}
  .jy-hero-actions .jy-btn{width:100%}
  .jy-form{flex-direction:column}
  .jy-form .jy-btn{width:100%}
  .jy-footer-grid{grid-template-columns:1fr; gap:26px}
  .jy-footer{padding-top:48px}
  .jy-news-grid{gap:18px}
}
@media (max-width:575px){
  .jy-head h2{font-size:22px}
  .jy-cta{padding:26px 18px}
}