/* roulang page: index */
:root{
  --jy-primary:#0E5A8A;
  --jy-primary-dark:#0A3F62;
  --jy-primary-light:#E8F2F9;
  --jy-accent:#FF7A2F;
  --jy-accent-dark:#E8661A;
  --jy-teal:#1FB6A6;
  --jy-danger:#D64545;
  --jy-bg:#F7F9FC;
  --jy-card:#FFFFFF;
  --jy-border:#E3E9F0;
  --jy-text:#1C2833;
  --jy-muted:#5A6B7B;
  --jy-disabled:#9AA7B4;
  --jy-r-card:16px;
  --jy-r-img:12px;
  --jy-r-sm:10px;
  --jy-r-pill:999px;
  --jy-sh-1:0 1px 2px rgba(16,42,67,.04), 0 8px 24px rgba(16,42,67,.06);
  --jy-sh-2:0 12px 32px rgba(16,42,67,.10);
  --jy-sh-3:0 24px 48px rgba(16,42,67,.14);
  --jy-sp-1:4px; --jy-sp-2:8px; --jy-sp-3:12px; --jy-sp-4:16px;
  --jy-sp-5:24px; --jy-sp-6:32px; --jy-sp-7:48px; --jy-sp-8:64px; --jy-sp-9:80px;
  --jy-font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --jy-ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#0E5A8A;
  --bs-primary-rgb:14,90,138;
  --bs-body-color:#1C2833;
  --bs-border-color:#E3E9F0;
  --bs-link-color:#0E5A8A;
  --bs-link-hover-color:#0A3F62;
  --bs-font-sans-serif:var(--jy-font);
  --bs-border-radius:10px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--jy-font);
  font-size:16px;
  line-height:1.8;
  color:var(--jy-text);
  background:var(--jy-bg);
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--jy-primary);text-decoration:none;transition:color .2s var(--jy-ease);}
a:hover{color:var(--jy-primary-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--jy-primary);outline-offset:2px;border-radius:4px;}

.jy-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1440px){ .jy-container{max-width:1280px;} }
@media (max-width:575.98px){ .jy-container{padding-left:20px;padding-right:20px;} }

.jy-section{padding:88px 0;}
.jy-section--tight{padding:64px 0;}
.jy-section--light{background:#FFFFFF;}
@media (max-width:991.98px){ .jy-section{padding:64px 0;} .jy-section--tight{padding:52px 0;} }
@media (max-width:575.98px){ .jy-section{padding:52px 0;} .jy-section--tight{padding:44px 0;} }

/* ---------- 导航 ---------- */
.jy-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--jy-border);
  transition:box-shadow .22s var(--jy-ease),background .22s var(--jy-ease);
}
.jy-header.is-scrolled{
  background:#FFFFFF;
  box-shadow:0 1px 2px rgba(16,42,67,.05), 0 8px 24px rgba(16,42,67,.07);
}
.jy-nav{
  display:flex;
  align-items:center;
  gap:var(--jy-sp-5);
  min-height:72px;
}
.jy-logo{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.jy-logo__mark{
  width:36px;height:36px;flex:0 0 36px;
  border-radius:11px;
  background:linear-gradient(150deg,#1273AC 0%,#0E5A8A 55%,#0A3F62 100%);
  display:flex;align-items:center;justify-content:center;
}
.jy-logo__mark svg{width:20px;height:20px;}
.jy-logo__text{display:flex;flex-direction:column;line-height:1.15;}
.jy-logo__name{font-size:17px;font-weight:700;color:var(--jy-primary-dark);letter-spacing:.2px;}
.jy-logo__sub{font-size:11px;color:var(--jy-muted);letter-spacing:2px;}
.jy-nav__links{
  display:flex;
  align-items:center;
  gap:var(--jy-sp-5);
  margin-left:var(--jy-sp-6);
  flex:1 1 auto;
}
.jy-nav__link{
  position:relative;
  font-size:15px;
  color:var(--jy-text);
  font-weight:500;
  padding:6px 2px;
  white-space:nowrap;
}
.jy-nav__link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  background:var(--jy-primary);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s var(--jy-ease);
}
.jy-nav__link:hover{color:var(--jy-primary);}
.jy-nav__link:hover::after{transform:scaleX(1);}
.jy-nav__link.is-active{color:var(--jy-primary);font-weight:700;}
.jy-nav__link.is-active::after{transform:scaleX(1);}
.jy-nav__actions{display:flex;align-items:center;gap:var(--jy-sp-3);flex:0 0 auto;}
.jy-nav-toggle{
  width:44px;height:44px;
  border:1px solid var(--jy-border);
  background:#fff;
  border-radius:var(--jy-r-sm);
  display:none;
  align-items:center;
  justify-content:center;
}
.jy-nav-toggle span{
  display:block;width:18px;height:2px;background:var(--jy-primary-dark);border-radius:2px;position:relative;
}
.jy-nav-toggle span::before,
.jy-nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--jy-primary-dark);border-radius:2px;
}
.jy-nav-toggle span::before{top:-6px;}
.jy-nav-toggle span::after{top:6px;}
.jy-mobile-panel{
  border-top:1px solid var(--jy-border);
  background:#fff;
  padding:var(--jy-sp-3) 0 var(--jy-sp-5);
}
.jy-mobile-panel .jy-nav__link{
  display:block;
  padding:12px 0;
  border-bottom:1px solid var(--jy-border);
  font-size:16px;
}
.jy-mobile-panel .jy-nav__link::after{display:none;}
.jy-mobile-panel .jy-btn{width:100%;margin-top:var(--jy-sp-4);}

/* ---------- 按钮 ---------- */
.jy-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  font-size:15px;
  font-weight:600;
  border-radius:var(--jy-r-pill);
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s var(--jy-ease),box-shadow .2s var(--jy-ease),background .2s var(--jy-ease),color .2s var(--jy-ease),border-color .2s var(--jy-ease);
  text-align:center;
}
.jy-btn:active{transform:translateY(0);}
.jy-btn--primary{
  background:var(--jy-accent);
  color:#FFFFFF;
  box-shadow:0 4px 14px rgba(255,122,47,.28);
}
.jy-btn--primary:hover{
  background:var(--jy-accent-dark);
  color:#FFFFFF;
  transform:translateY(-1px);
  box-shadow:0 10px 24px rgba(255,122,47,.32);
}
.jy-btn--ghost{
  background:#fff;
  border:1.5px solid var(--jy-primary);
  color:var(--jy-primary);
}
.jy-btn--ghost:hover{background:var(--jy-primary-light);color:var(--jy-primary-dark);transform:translateY(-1px);}
.jy-btn--solid{
  background:var(--jy-primary);
  color:#fff;
}
.jy-btn--solid:hover{background:var(--jy-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--jy-sh-2);}
.jy-btn--light{
  background:#fff;
  color:var(--jy-primary);
  border-color:rgba(255,255,255,.6);
}
.jy-btn--light:hover{background:var(--jy-primary-light);color:var(--jy-primary-dark);transform:translateY(-1px);}
.jy-btn--lg{min-height:52px;padding:0 30px;font-size:16px;}
.jy-text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--jy-primary);
}
.jy-text-link svg{width:14px;height:14px;transition:transform .2s var(--jy-ease);}
.jy-text-link:hover svg{transform:translateX(3px);}

/* ---------- 通用标题 ---------- */
.jy-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:1px;
  color:var(--jy-primary);
  background:var(--jy-primary-light);
  border-radius:var(--jy-r-pill);
  padding:5px 14px;
}
.jy-h2{
  font-size:clamp(22px,2.4vw,30px);
  font-weight:700;
  line-height:1.35;
  color:var(--jy-text);
  position:relative;
}
.jy-h2--bar{padding-left:14px;}
.jy-h2--bar::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--jy-primary);
}
.jy-h3{font-size:18px;font-weight:600;line-height:1.5;color:var(--jy-text);}
.jy-lead{font-size:16px;color:var(--jy-muted);line-height:1.85;}
.jy-sec-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:var(--jy-sp-5);
  margin-bottom:var(--jy-sp-6);
}
.jy-sec-head p{margin-top:var(--jy-sp-3);max-width:640px;}
@media (max-width:767.98px){
  .jy-sec-head{flex-direction:column;align-items:flex-start;gap:var(--jy-sp-3);}
}

/* ---------- Hero ---------- */
.jy-hero{
  position:relative;
  padding:76px 0 68px;
  background:
    radial-gradient(900px 420px at 88% -10%, rgba(31,182,166,.10), transparent 62%),
    radial-gradient(760px 380px at 6% 0%, rgba(14,90,138,.10), transparent 60%),
    linear-gradient(180deg,#FFFFFF 0%,#F7F9FC 100%);
  overflow:hidden;
}
.jy-hero__grid{
  display:grid;
  grid-template-columns:58fr 42fr;
  gap:var(--jy-sp-8);
  align-items:center;
}
.jy-hero h1{
  font-size:clamp(28px,4vw,44px);
  font-weight:700;
  line-height:1.28;
  letter-spacing:-.4px;
  margin-top:var(--jy-sp-5);
}
.jy-hero__sub{
  margin-top:var(--jy-sp-4);
  font-size:17px;
  color:var(--jy-muted);
  max-width:560px;
}
.jy-hero__cta{
  display:flex;flex-wrap:wrap;gap:var(--jy-sp-3);
  margin-top:var(--jy-sp-6);
}
.jy-badges{
  display:flex;flex-wrap:wrap;gap:var(--jy-sp-3);
  margin-top:var(--jy-sp-6);
}
.jy-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:500;
  color:var(--jy-primary-dark);
  background:var(--jy-primary-light);
  border:1px solid #D3E5F2;
  border-radius:var(--jy-r-pill);
  padding:6px 14px;
}
.jy-badge svg{width:14px;height:14px;color:var(--jy-teal);}
.jy-hero__visual{position:relative;}
.jy-hero__frame{
  position:relative;
  aspect-ratio:16/10;
  border-radius:var(--jy-r-card);
  overflow:hidden;
  box-shadow:var(--jy-sh-3);
  border:1px solid var(--jy-border);
  background:#DDE7EF;
}
.jy-hero__frame img{width:100%;height:100%;object-fit:cover;}
.jy-hero__frame::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,63,98,0) 42%,rgba(10,63,98,.45) 100%);
}
.jy-float-card{
  position:absolute;
  left:-14px;bottom:24px;
  background:#fff;
  border-radius:14px;
  border:1px solid var(--jy-border);
  box-shadow:var(--jy-sh-3);
  padding:14px 18px;
  display:flex;align-items:center;gap:12px;
}
.jy-float-card__dot{
  width:34px;height:34px;border-radius:10px;flex:0 0 34px;
  background:var(--jy-primary-light);
  display:flex;align-items:center;justify-content:center;
}
.jy-float-card__dot svg{width:17px;height:17px;color:var(--jy-primary);}
.jy-float-card strong{display:block;font-size:14px;color:var(--jy-text);}
.jy-float-card span{font-size:12px;color:var(--jy-muted);}
@media (max-width:991.98px){
  .jy-hero{padding:52px 0 48px;}
  .jy-hero__grid{grid-template-columns:1fr;gap:var(--jy-sp-6);}
  .jy-float-card{left:12px;bottom:12px;}
}

/* ---------- 信任条 ---------- */
.jy-stats{
  background:#fff;
  border-top:1px solid var(--jy-border);
  border-bottom:1px solid var(--jy-border);
}
.jy-stats__grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.jy-stat{
  padding:30px 24px;
  text-align:center;
  border-right:1px solid var(--jy-border);
}
.jy-stat:last-child{border-right:none;}
.jy-stat__num{
  font-size:clamp(22px,2.4vw,28px);
  font-weight:700;
  color:var(--jy-primary);
  letter-spacing:-.5px;
}
.jy-stat__label{
  margin-top:6px;
  font-size:14px;
  color:var(--jy-muted);
}
@media (max-width:767.98px){
  .jy-stats__grid{grid-template-columns:repeat(2,1fr);}
  .jy-stat{border-bottom:1px solid var(--jy-border);}
  .jy-stat:nth-child(2n){border-right:none;}
  .jy-stat:nth-last-child(-n+2){border-bottom:none;}
}

/* ---------- 价值区 ---------- */
.jy-value{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:var(--jy-sp-8);
  align-items:start;
}
.jy-value__aside{position:sticky;top:104px;}
.jy-value__aside .jy-lead{margin-top:var(--jy-sp-4);max-width:340px;}
.jy-list{display:flex;flex-direction:column;gap:var(--jy-sp-4);}
.jy-list__item{
  display:flex;gap:var(--jy-sp-4);
  background:#fff;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-r-card);
  padding:22px 24px;
  box-shadow:var(--jy-sh-1);
  transition:transform .22s var(--jy-ease),box-shadow .22s var(--jy-ease);
}
.jy-list__item:hover{transform:translateY(-3px);box-shadow:var(--jy-sh-2);}
.jy-list__no{
  flex:0 0 44px;
  width:44px;height:44px;
  border-radius:12px;
  background:var(--jy-primary-light);
  color:var(--jy-primary);
  font-weight:700;
  font-size:15px;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:.5px;
}
.jy-list__body p{margin-top:6px;font-size:14.5px;color:var(--jy-muted);}
@media (max-width:991.98px){
  .jy-value{grid-template-columns:1fr;gap:var(--jy-sp-6);}
  .jy-value__aside{position:static;}
  .jy-value__aside .jy-lead{max-width:none;}
}

/* ---------- 轮播 ---------- */
.jy-showcase{
  background:linear-gradient(180deg,#0A3F62 0%,#0E5A8A 100%);
  color:#fff;
  border-radius:0;
}
.jy-showcase .jy-h2{color:#fff;}
.jy-showcase .jy-eyebrow{background:rgba(255,255,255,.12);color:#D8ECFA;}
.jy-showcase .jy-lead{color:rgba(255,255,255,.78);}
.jy-carousel .carousel-inner{border-radius:var(--jy-r-card);}
.jy-slide{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:var(--jy-sp-7);
  align-items:center;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--jy-r-card);
  padding:28px;
}
.jy-slide__img{
  aspect-ratio:16/10;
  border-radius:var(--jy-r-img);
  overflow:hidden;
  background:rgba(255,255,255,.10);
}
.jy-slide__img img{width:100%;height:100%;object-fit:cover;}
.jy-slide__tag{
  display:inline-flex;font-size:12px;font-weight:600;
  color:#B9E7E1;background:rgba(31,182,166,.18);
  border:1px solid rgba(31,182,166,.42);
  border-radius:var(--jy-r-pill);padding:4px 12px;
}
.jy-slide h3{margin-top:var(--jy-sp-4);font-size:clamp(18px,2vw,22px);font-weight:700;color:#fff;}
.jy-slide p{margin-top:var(--jy-sp-3);font-size:15px;color:rgba(255,255,255,.78);}
.jy-slide ul{margin-top:var(--jy-sp-4);display:flex;flex-direction:column;gap:8px;}
.jy-slide ul li{display:flex;gap:8px;font-size:14.5px;color:rgba(255,255,255,.86);}
.jy-slide ul li svg{width:16px;height:16px;flex:0 0 16px;margin-top:5px;color:var(--jy-teal);}
.jy-carousel .carousel-indicators{
  position:static;
  margin:var(--jy-sp-5) 0 0;
  justify-content:flex-start;
  gap:10px;
}
.jy-carousel .carousel-indicators [data-bs-target]{
  width:24px;height:3px;border-radius:2px;
  background:rgba(255,255,255,.35);
  border:0;opacity:1;margin:0;
  transition:background .2s var(--jy-ease),width .2s var(--jy-ease);
}
.jy-carousel .carousel-indicators .active{background:#FFFFFF;width:38px;}
.jy-carousel .carousel-control-prev,
.jy-carousel .carousel-control-next{
  width:44px;height:44px;
  top:auto;bottom:-6px;
  border-radius:50%;
  background:#fff;
  opacity:1;
  box-shadow:var(--jy-sh-2);
  border:1px solid var(--jy-border);
}
.jy-carousel .carousel-control-prev{left:auto;right:60px;}
.jy-carousel .carousel-control-next{right:0;}
.jy-carousel .carousel-control-prev-icon,
.jy-carousel .carousel-control-next-icon{filter:invert(28%) sepia(38%) saturate(1600%) hue-rotate(170deg);width:16px;height:16px;}
@media (max-width:991.98px){
  .jy-slide{grid-template-columns:1fr;gap:var(--jy-sp-5);padding:20px;}
  .jy-carousel .carousel-control-prev{right:56px;}
}

/* ---------- 列表卡片 ---------- */
.jy-post-card{
  height:100%;
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-r-card);
  overflow:hidden;
  box-shadow:var(--jy-sh-1);
  transition:transform .22s var(--jy-ease),box-shadow .22s var(--jy-ease);
}
.jy-post-card:hover{transform:translateY(-3px);box-shadow:var(--jy-sh-2);}
.jy-post-card__cover{
  display:block;
  aspect-ratio:16/9;
  overflow:hidden;
  background:#E9F0F6;
}
.jy-post-card__cover img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .35s var(--jy-ease);
}
.jy-post-card:hover .jy-post-card__cover img{transform:scale(1.03);}
.jy-post-card__body{
  display:flex;flex-direction:column;gap:10px;
  padding:20px 22px 22px;
  flex:1 1 auto;
}
.jy-post-card__meta{
  display:flex;align-items:center;gap:12px;font-size:13px;color:var(--jy-muted);
}
.jy-tag{
  display:inline-flex;align-items:center;
  font-size:12px;font-weight:600;
  color:var(--jy-primary);background:var(--jy-primary-light);
  border-radius:var(--jy-r-pill);padding:3px 10px;
}
.jy-tag--ok{color:#12776C;background:#E2F6F3;}
.jy-post-card__title{
  font-size:17px;font-weight:600;line-height:1.55;color:var(--jy-text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.jy-post-card:hover .jy-post-card__title{color:var(--jy-primary);}
.jy-post-card__excerpt{
  font-size:14px;color:var(--jy-muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.jy-post-card__foot{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--jy-border);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--jy-muted);
}
.jy-empty{
  min-height:240px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  background:#fff;border:1px dashed #CFDCE7;border-radius:var(--jy-r-card);
  text-align:center;padding:32px;
}
.jy-empty svg{width:44px;height:44px;color:var(--jy-disabled);}
.jy-empty p{font-size:14.5px;color:var(--jy-muted);}

/* ---------- 系统要求 ---------- */
.jy-spec{
  background:#fff;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-r-card);
  overflow:hidden;
  box-shadow:var(--jy-sh-1);
}
.jy-spec__row{
  display:grid;
  grid-template-columns:200px 1fr;
  border-bottom:1px solid var(--jy-border);
}
.jy-spec__row:last-child{border-bottom:none;}
.jy-spec__key{
  background:#F2F7FB;
  padding:16px 22px;
  font-size:14px;
  color:var(--jy-muted);
  font-weight:500;
}
.jy-spec__val{
  padding:16px 22px;
  font-size:14.5px;
  color:var(--jy-text);
}
@media (max-width:575.98px){
  .jy-spec__row{grid-template-columns:1fr;}
  .jy-spec__key{padding-bottom:6px;}
  .jy-spec__val{padding-top:6px;}
}

/* ---------- 评价墙 ---------- */
.jy-review{
  background:#fff;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-r-card);
  padding:24px;
  box-shadow:var(--jy-sh-1);
  height:100%;
  transition:transform .22s var(--jy-ease),box-shadow .22s var(--jy-ease);
}
.jy-review:hover{transform:translateY(-3px);box-shadow:var(--jy-sh-2);}
.jy-review__top{display:flex;align-items:center;gap:12px;}
.jy-review__avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 40px;
  background:var(--jy-primary-light);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:var(--jy-primary);
}
.jy-review__name{font-size:15px;font-weight:600;}
.jy-review__meta{font-size:12.5px;color:var(--jy-muted);}
.jy-stars{display:flex;gap:3px;margin-top:14px;}
.jy-stars svg{width:15px;height:15px;color:var(--jy-teal);}
.jy-review__text{margin-top:12px;font-size:14.5px;color:var(--jy-muted);line-height:1.8;}
.jy-review--offset{margin-top:24px;}
@media (max-width:991.98px){ .jy-review--offset{margin-top:0;} }

/* ---------- 下载区 ---------- */
.jy-download{
  background:linear-gradient(135deg,#0E5A8A 0%,#0A3F62 100%);
  color:#fff;
  border-radius:24px;
  padding:52px;
  display:grid;
  grid-template-columns:1fr 220px;
  gap:var(--jy-sp-7);
  align-items:center;
  box-shadow:var(--jy-sh-3);
}
.jy-download h2{color:#fff;font-size:clamp(22px,2.4vw,28px);font-weight:700;}
.jy-download p{margin-top:var(--jy-sp-3);color:rgba(255,255,255,.8);font-size:15.5px;max-width:620px;}
.jy-download__btns{display:flex;flex-wrap:wrap;gap:var(--jy-sp-3);margin-top:var(--jy-sp-6);}
.jy-download__note{
  margin-top:var(--jy-sp-5);
  font-size:13px;
  color:rgba(255,255,255,.68);
}
.jy-qr{
  background:#fff;
  border-radius:18px;
  padding:16px;
  text-align:center;
  box-shadow:var(--jy-sh-2);
}
.jy-qr__box{
  aspect-ratio:1/1;
  border-radius:12px;
  background:
    repeating-linear-gradient(90deg,#0A3F62 0 6px,#fff 6px 12px),
    repeating-linear-gradient(0deg,#0A3F62 0 6px,transparent 6px 12px);
  background-blend-mode:screen;
  border:1px solid var(--jy-border);
}
.jy-qr span{display:block;margin-top:10px;font-size:12.5px;color:var(--jy-muted);}
@media (max-width:991.98px){
  .jy-download{grid-template-columns:1fr;padding:32px;border-radius:20px;}
  .jy-qr{max-width:220px;}
}
@media (max-width:575.98px){
  .jy-download__btns .jy-btn{width:100%;}
}

/* ---------- FAQ ---------- */
.jy-faq .accordion-item{
  background:transparent;
  border:0;
  border-bottom:1px solid var(--jy-border);
}
.jy-faq .accordion-item:first-child{border-top:1px solid var(--jy-border);}
.jy-faq .accordion-button{
  background:transparent;
  box-shadow:none;
  font-size:16.5px;
  font-weight:600;
  color:var(--jy-text);
  padding:22px 40px 22px 0;
  border-radius:0;
}
.jy-faq .accordion-button:not(.collapsed){color:var(--jy-primary);}
.jy-faq .accordion-button::after{
  background-image:none;
  width:12px;height:12px;
  border-right:2px solid var(--jy-primary);
  border-bottom:2px solid var(--jy-primary);
  transform:rotate(-45deg);
  transition:transform .22s var(--jy-ease);
  margin-left:auto;
}
.jy-faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.jy-faq .accordion-button:focus{box-shadow:none;}
.jy-faq .accordion-body{
  padding:0 40px 24px 0;
  font-size:14.8px;
  color:var(--jy-muted);
  line-height:1.85;
}

/* ---------- 页脚 ---------- */
.jy-footer{
  background:#0A3F62;
  color:rgba(255,255,255,.8);
  padding:64px 0 0;
  margin-top:var(--jy-sp-2);
}
.jy-footer__grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:var(--jy-sp-7);
  padding-bottom:var(--jy-sp-7);
}
.jy-footer h4{
  font-size:15px;font-weight:600;color:#fff;margin-bottom:var(--jy-sp-4);
}
.jy-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);}
.jy-footer__links{display:flex;flex-direction:column;gap:10px;}
.jy-footer__links a{font-size:14px;color:rgba(255,255,255,.8);}
.jy-footer__links a:hover{color:#fff;}
.jy-footer__brand{
  display:flex;align-items:center;gap:10px;margin-bottom:var(--jy-sp-4);
}
.jy-footer__brand .jy-logo__name{color:#fff;}
.jy-footer__brand .jy-logo__sub{color:rgba(255,255,255,.6);}
.jy-footer__bar{
  border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:var(--jy-sp-4);
  font-size:13px;
  color:rgba(255,255,255,.62);
}
@media (max-width:991.98px){
  .jy-footer__grid{grid-template-columns:1fr 1fr;gap:var(--jy-sp-6);}
}
@media (max-width:575.98px){
  .jy-footer__grid{grid-template-columns:1fr;}
  .jy-footer__bar{flex-direction:column;align-items:flex-start;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* roulang page: article */
:root{
  --jy-primary:#0E5A8A;
  --jy-primary-dark:#0A3F62;
  --jy-primary-light:#E8F2F9;
  --jy-accent:#FF7A2F;
  --jy-accent-dark:#E8661C;
  --jy-teal:#1FB6A6;
  --jy-bg:#F7F9FC;
  --jy-surface:#FFFFFF;
  --jy-border:#E3E9F0;
  --jy-text:#1C2833;
  --jy-muted:#5A6B7B;
  --jy-disabled:#9AA7B4;
  --jy-danger:#D64545;
  --jy-r-card:16px;
  --jy-r-img:12px;
  --jy-r-input:10px;
  --jy-r-pill:999px;
  --jy-sh-1:0 1px 2px rgba(16,42,67,.04),0 8px 24px rgba(16,42,67,.06);
  --jy-sh-2:0 12px 32px rgba(16,42,67,.10);
  --jy-sh-3:0 24px 48px rgba(16,42,67,.14);
  --jy-ease:cubic-bezier(.2,.7,.3,1);
  --jy-t:200ms var(--jy-ease);
  --bs-primary:#0E5A8A;
  --bs-primary-rgb:14,90,138;
  --bs-body-color:#1C2833;
  --bs-body-bg:#F7F9FC;
  --bs-border-color:#E3E9F0;
  --bs-link-color:#0E5A8A;
  --bs-link-hover-color:#0A3F62;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  color:var(--jy-text);
  background:var(--jy-bg);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--jy-primary);text-decoration:none;transition:color var(--jy-t);}
a:hover{color:var(--jy-primary-dark);}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.35;color:var(--jy-text);}
p{margin:0;}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--jy-primary);outline-offset:2px;}

.jy-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1440px){.jy-container{max-width:1280px;}}

/* ============ header / nav ============ */
.jy-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--jy-border);
  transition:box-shadow var(--jy-t),background var(--jy-t);
}
.jy-header.is-scrolled{background:#fff;box-shadow:0 1px 2px rgba(16,42,67,.05),0 8px 24px rgba(16,42,67,.07);}
.jy-nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:72px;
}
.jy-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.jy-logo__mark{
  width:38px;height:38px;flex:0 0 38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;
  background:linear-gradient(140deg,#0E5A8A 0%,#12709E 60%,#0A3F62 100%);
}
.jy-logo__mark svg{width:22px;height:22px;display:block;}
.jy-logo__text{display:flex;flex-direction:column;line-height:1.1;}
.jy-logo__name{font-size:18px;font-weight:700;color:var(--jy-primary-dark);letter-spacing:.4px;}
.jy-logo__sub{font-size:11px;color:var(--jy-muted);letter-spacing:2px;}
.jy-nav__links{display:flex;align-items:center;gap:6px;margin-left:12px;}
.jy-nav__link{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:15px;
  color:#2A3B4A;
  border-radius:8px;
  white-space:nowrap;
}
.jy-nav__link::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  background:var(--jy-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform var(--jy-t);
  border-radius:2px;
}
.jy-nav__link:hover{color:var(--jy-primary);}
.jy-nav__link:hover::after,.jy-nav__link.is-active::after{transform:scaleX(1);}
.jy-nav__link.is-active{color:var(--jy-primary);font-weight:500;}
.jy-nav__actions{display:flex;align-items:center;gap:12px;}

.jy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;
  padding:0 22px;
  font-size:15px;
  font-weight:500;
  border-radius:var(--jy-r-pill);
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform var(--jy-t),box-shadow var(--jy-t),background var(--jy-t),color var(--jy-t),border-color var(--jy-t);
  white-space:nowrap;
}
.jy-btn:hover{transform:translateY(-1px);box-shadow:var(--jy-sh-2);}
.jy-btn:active{transform:translateY(0);box-shadow:none;}
.jy-btn--primary{background:var(--jy-accent);color:#231004;font-weight:700;}
.jy-btn--primary:hover{background:var(--jy-accent-dark);color:#fff;}
.jy-btn--ghost{background:#fff;color:var(--jy-primary);border-color:var(--jy-primary);}
.jy-btn--ghost:hover{background:var(--jy-primary-light);color:var(--jy-primary-dark);}
.jy-btn--solid{background:var(--jy-primary);color:#fff;}
.jy-btn--solid:hover{background:var(--jy-primary-dark);color:#fff;}
.jy-btn--sm{height:38px;padding:0 16px;font-size:14px;}
.jy-btn--block{width:100%;}

.jy-nav-toggle{
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--jy-border);
  background:#fff;
  border-radius:12px;
}
.jy-nav-toggle span,
.jy-nav-toggle span::before,
.jy-nav-toggle span::after{
  display:block;width:18px;height:2px;background:var(--jy-primary-dark);border-radius:2px;content:"";position:relative;
}
.jy-nav-toggle span::before{position:absolute;top:-6px;}
.jy-nav-toggle span::after{position:absolute;top:6px;}
.jy-mobile-panel{
  display:flex;flex-direction:column;gap:6px;
  padding:12px 0 20px;
}
.jy-mobile-panel .jy-nav__link{padding:12px 10px;font-size:16px;}
.jy-mobile-panel .jy-btn{margin-top:8px;}

/* ============ breadcrumb ============ */
.jy-crumb-bar{
  background:#fff;
  border-bottom:1px solid var(--jy-border);
}
.jy-crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:14px 0;
  font-size:13px;
  color:var(--jy-muted);
}
.jy-crumb a{color:var(--jy-muted);}
.jy-crumb a:hover{color:var(--jy-primary);}
.jy-crumb__sep{color:#C3CED9;}
.jy-crumb__current{color:var(--jy-muted);}

/* ============ article layout ============ */
.jy-article-wrap{padding:40px 0 72px;}
.jy-article__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:48px;
  align-items:start;
}
@media (min-width:1200px){
  .jy-article__grid{grid-template-columns:minmax(0,780px) minmax(240px,1fr);gap:56px;}
}
.jy-article__main{min-width:0;}

.jy-article-head{
  background:#fff;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-r-card);
  box-shadow:var(--jy-sh-1);
  padding:28px 28px 24px;
  margin-bottom:28px;
}
.jy-article-head__meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;
  margin-bottom:16px;
  font-size:13px;
  color:var(--jy-muted);
}
.jy-badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;
  font-size:12.5px;font-weight:500;
  border-radius:var(--jy-r-pill);
  background:var(--jy-primary-light);
  color:var(--jy-primary);
}
.jy-badge--ok{background:rgba(31,182,166,.12);color:#0F8B7E;}
.jy-badge--soft{background:#F1F4F8;color:var(--jy-muted);}
.jy-article-head h1{
  font-size:clamp(24px,3.2vw,36px);
  line-height:1.32;
  letter-spacing:.2px;
  margin-bottom:14px;
}
.jy-article-head__sub{
  font-size:15px;
  color:var(--jy-muted);
  padding-bottom:18px;
  border-bottom:1px solid var(--jy-border);
}
.jy-article-head__foot{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  padding-top:16px;
  font-size:13px;
  color:var(--jy-muted);
}
.jy-article-head__foot .jy-dot{width:4px;height:4px;border-radius:50%;background:#C3CED9;}

.jy-prose-card{
  background:#fff;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-r-card);
  box-shadow:var(--jy-sh-1);
  padding:32px 32px 28px;
}
.jy-prose{font-size:16.5px;line-height:1.9;color:#25333F;}
.jy-prose > * + *{margin-top:18px;}
.jy-prose h2{
  font-size:22px;
  margin-top:36px;
  padding-left:14px;
  position:relative;
  scroll-margin-top:96px;
}
.jy-prose h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--jy-primary);
}
.jy-prose h3{
  font-size:18px;
  margin-top:28px;
  color:var(--jy-primary-dark);
}
.jy-prose p{color:#25333F;}
.jy-prose a{text-decoration:underline;text-underline-offset:3px;}
.jy-prose ul,.jy-prose ol{padding-left:22px;}
.jy-prose li{margin-top:8px;}
.jy-prose ul li::marker{color:var(--jy-primary);}
.jy-prose blockquote{
  margin:24px 0;
  padding:16px 20px;
  background:var(--jy-primary-light);
  border-left:4px solid var(--jy-primary);
  border-radius:0 var(--jy-r-img) var(--jy-r-img) 0;
  color:var(--jy-primary-dark);
  font-size:15.5px;
}
.jy-prose img{border-radius:var(--jy-r-img);margin:22px 0;box-shadow:var(--jy-sh-1);}
.jy-prose table{width:100%;border-collapse:collapse;font-size:15px;margin:22px 0;}
.jy-prose th,.jy-prose td{border:1px solid var(--jy-border);padding:10px 14px;text-align:left;}
.jy-prose th{background:#F1F4F8;font-weight:600;}
.jy-prose hr{border:0;border-top:1px solid var(--jy-border);margin:32px 0;}
.jy-prose code{background:#F1F4F8;padding:2px 6px;border-radius:6px;font-size:14px;}

/* sub block: TDK / 摘要预留位 */
.jy-summary-slot{
  margin:0 0 26px;
  padding:18px 20px;
  background:#FBFDFF;
  border:1px dashed #CBDCEC;
  border-radius:var(--jy-r-card);
  font-size:14.5px;
  color:var(--jy-muted);
}
.jy-summary-slot strong{color:var(--jy-primary-dark);font-weight:600;}

/* tags */
.jy-tags{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:28px;padding-top:22px;border-top:1px solid var(--jy-border);
}
.jy-tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  font-size:13px;border-radius:var(--jy-r-pill);
  background:#F1F4F8;color:var(--jy-muted);
  transition:background var(--jy-t),color var(--jy-t);
}
.jy-tag:hover{background:var(--jy-primary-light);color:var(--jy-primary);}

/* notice */
.jy-notice{
  display:flex;gap:14px;
  margin-top:24px;padding:18px 20px;
  background:#FBFDFF;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-r-card);
  font-size:14px;color:var(--jy-muted);
}
.jy-notice svg{flex:0 0 20px;margin-top:3px;}

/* empty state */
.jy-empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;
  min-height:260px;
  padding:32px 20px;
  background:#fff;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-r-card);
  box-shadow:var(--jy-sh-1);
}
.jy-empty svg{width:56px;height:56px;color:#C3CED9;margin-bottom:16px;}
.jy-empty h2{font-size:20px;margin-bottom:8px;}
.jy-empty p{color:var(--jy-muted);font-size:15px;margin-bottom:20px;}

/* aside */
.jy-side{
  display:none;
  flex-direction:column;
  gap:20px;
}
@media (min-width:1200px){
  .jy-side{display:flex;position:sticky;top:96px;}
}
.jy-side-card{
  background:#fff;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-r-card);
  box-shadow:var(--jy-sh-1);
  padding:20px;
}
.jy-side-card h2{
  font-size:15px;
  letter-spacing:.5px;
  color:var(--jy-primary-dark);
  padding-bottom:12px;
  border-bottom:1px solid var(--jy-border);
  margin-bottom:12px;
}
.jy-toc{display:flex;flex-direction:column;gap:2px;}
.jy-toc a{
  display:block;
  padding:8px 10px;
  font-size:14px;
  color:var(--jy-muted);
  border-left:2px solid transparent;
  border-radius:0 8px 8px 0;
  line-height:1.5;
}
.jy-toc a:hover,.jy-toc a.is-active{
  background:var(--jy-primary-light);
  color:var(--jy-primary);
  border-left-color:var(--jy-primary);
}
.jy-side-download{
  background:linear-gradient(160deg,#0E5A8A 0%,#0A3F62 100%);
  color:#fff;
  border:0;
}
.jy-side-download h2{color:#fff;border-bottom-color:rgba(255,255,255,.2);}
.jy-side-download p{font-size:14px;color:rgba(255,255,255,.82);margin-bottom:16px;}
.jy-side-download .jy-btn--primary{width:100%;}
.jy-side-download .jy-btn--ghost{
  width:100%;margin-top:10px;background:transparent;color:#fff;border-color:rgba(255,255,255,.55);
}
.jy-side-download .jy-btn--ghost:hover{background:rgba(255,255,255,.14);color:#fff;}
.jy-side-download__meta{font-size:12.5px;color:rgba(255,255,255,.65);margin-top:14px;}

/* related */
.jy-section{padding:8px 0 72px;}
.jy-section__head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:26px;
}
.jy-section__head h2{font-size:clamp(20px,2.2vw,26px);}
.jy-section__head p{font-size:14px;color:var(--jy-muted);margin-top:6px;}
.jy-textlink{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:500;color:var(--jy-primary);
}
.jy-textlink:hover{gap:10px;}
.jy-card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
@media (max-width:991px){.jy-card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575px){.jy-card-grid{grid-template-columns:1fr;}}
.jy-card{
  display:flex;flex-direction:column;
  background:#fff;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-r-card);
  box-shadow:var(--jy-sh-1);
  overflow:hidden;
  transition:transform var(--jy-t),box-shadow var(--jy-t);
  height:100%;
}
.jy-card:hover{transform:translateY(-3px);box-shadow:var(--jy-sh-2);}
.jy-card__cover{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:#EDF1F6;
}
.jy-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform 220ms var(--jy-ease);}
.jy-card:hover .jy-card__cover img{transform:scale(1.03);}
.jy-card__body{display:flex;flex-direction:column;gap:10px;padding:20px;flex:1;}
.jy-card__body h3{
  font-size:17px;
  line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.jy-card__body p{
  font-size:14px;color:var(--jy-muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.jy-card__foot{margin-top:auto;font-size:13px;color:var(--jy-disabled);padding-top:6px;}

/* pager */
.jy-pager{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
  margin-bottom:20px;
}
@media (max-width:575px){.jy-pager{grid-template-columns:1fr;}}
.jy-pager__item{
  display:flex;flex-direction:column;gap:6px;
  padding:18px 20px;
  background:#fff;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-r-card);
  box-shadow:var(--jy-sh-1);
  transition:transform var(--jy-t),box-shadow var(--jy-t),border-color var(--jy-t);
}
.jy-pager__item:hover{transform:translateY(-3px);box-shadow:var(--jy-sh-2);border-color:#CBDCEC;color:var(--jy-primary-dark);}
.jy-pager__label{font-size:12.5px;color:var(--jy-disabled);letter-spacing:1px;}
.jy-pager__title{font-size:16px;font-weight:600;color:var(--jy-text);}
.jy-pager__item:hover .jy-pager__title{color:var(--jy-primary);}
.jy-pager__more{font-size:13px;color:var(--jy-muted);}
.jy-back-row{display:flex;justify-content:center;}

/* cta band */
.jy-cta{
  background:linear-gradient(150deg,#0E5A8A 0%,#0A3F62 100%);
  border-radius:var(--jy-r-card);
  padding:38px 34px;
  color:#fff;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:26px;
  align-items:center;
  box-shadow:var(--jy-sh-2);
}
@media (max-width:767px){.jy-cta{grid-template-columns:1fr;padding:30px 22px;}}
.jy-cta h2{color:#fff;font-size:clamp(20px,2.2vw,26px);margin-bottom:10px;}
.jy-cta p{color:rgba(255,255,255,.82);font-size:15px;max-width:620px;}
.jy-cta__actions{display:flex;gap:12px;flex-wrap:wrap;}
@media (max-width:767px){.jy-cta__actions .jy-btn{width:100%;}}
.jy-cta .jy-btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.jy-cta .jy-btn--ghost:hover{background:rgba(255,255,255,.14);color:#fff;}

/* footer */
.jy-footer{
  background:var(--jy-primary-dark);
  color:rgba(255,255,255,.8);
  padding:56px 0 0;
  margin-top:24px;
}
.jy-footer__grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.1fr;
  gap:36px;
  padding-bottom:40px;
}
@media (max-width:991px){.jy-footer__grid{grid-template-columns:1fr 1fr;gap:28px;}}
@media (max-width:575px){.jy-footer__grid{grid-template-columns:1fr;}}
.jy-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.jy-footer__brand .jy-logo__name{color:#fff;}
.jy-footer__brand .jy-logo__sub{color:rgba(255,255,255,.55);}
.jy-footer p{font-size:14px;color:rgba(255,255,255,.75);line-height:1.85;}
.jy-footer h4{font-size:15px;color:#fff;margin-bottom:14px;font-weight:600;}
.jy-footer__links{display:flex;flex-direction:column;gap:10px;}
.jy-footer__links a{font-size:14px;color:rgba(255,255,255,.75);}
.jy-footer__links a:hover{color:#fff;}
.jy-footer__bar{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  padding:20px 0 26px;
  border-top:1px solid rgba(255,255,255,.15);
  font-size:13px;
  color:rgba(255,255,255,.6);
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}
@media (max-width:575px){
  .jy-container{padding-left:20px;padding-right:20px;}
  .jy-article-wrap{padding:24px 0 48px;}
  .jy-article-head{padding:20px 18px;}
  .jy-prose-card{padding:22px 18px;}
  .jy-section{padding-bottom:52px;}
  .jy-footer{padding-top:40px;}
}

/* roulang page: category1 */
:root{
  --jy-primary:#0E5A8A;
  --jy-primary-dark:#0A3F62;
  --jy-primary-light:#E8F2F9;
  --jy-accent:#FF7A2F;
  --jy-accent-dark:#E2651C;
  --jy-teal:#1FB6A6;
  --jy-bg:#F7F9FC;
  --jy-card:#FFFFFF;
  --jy-border:#E3E9F0;
  --jy-text:#1C2833;
  --jy-muted:#5A6B7B;
  --jy-disabled:#9AA7B4;

  --jy-radius-lg:16px;
  --jy-radius-md:12px;
  --jy-radius-sm:10px;
  --jy-radius-pill:999px;

  --jy-shadow-1:0 1px 2px rgba(16,42,67,.04), 0 8px 24px rgba(16,42,67,.06);
  --jy-shadow-2:0 12px 32px rgba(16,42,67,.10);
  --jy-shadow-3:0 24px 48px rgba(16,42,67,.14);

  --jy-s1:4px; --jy-s2:8px; --jy-s3:12px; --jy-s4:16px;
  --jy-s5:24px; --jy-s6:32px; --jy-s7:48px; --jy-s8:64px; --jy-s9:80px;

  --jy-ease:cubic-bezier(.2,.7,.3,1);
  --jy-t:200ms;

  --bs-primary:#0E5A8A;
  --bs-primary-rgb:14,90,138;
  --bs-body-color:#1C2833;
  --bs-border-color:#E3E9F0;
  --bs-body-bg:#F7F9FC;
  --bs-link-color:#0E5A8A;
  --bs-link-hover-color:#0A3F62;
  --bs-border-radius:12px;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--jy-bg);
  color:var(--jy-text);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--jy-primary);text-decoration:none;transition:color var(--jy-t) var(--jy-ease);}
a:hover{color:var(--jy-primary-dark);}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.35;color:var(--jy-text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--jy-primary);outline-offset:2px;border-radius:6px;}

.jy-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1440px){ .jy-container{max-width:1280px;} }

/* ---------- header / nav ---------- */
.jy-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:var(--jy-primary-dark);
  transition:background var(--jy-t) var(--jy-ease), box-shadow var(--jy-t) var(--jy-ease);
}
.jy-header.is-scrolled{
  background:#fff;
  box-shadow:0 1px 0 var(--jy-border), 0 8px 24px rgba(16,42,67,.08);
}
.jy-nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--jy-s5);
  min-height:72px;
}
.jy-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.jy-logo__mark{
  width:40px;height:40px;flex:0 0 40px;
  border-radius:12px;
  background:linear-gradient(140deg,#1272AC 0%,#0E5A8A 62%,#0A3F62 100%);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(10,63,98,.28);
}
.jy-logo__mark svg{width:24px;height:24px;}
.jy-logo__text{display:flex;flex-direction:column;line-height:1.15;}
.jy-logo__name{font-size:18px;font-weight:700;color:#fff;letter-spacing:.5px;transition:color var(--jy-t) var(--jy-ease);}
.jy-logo__sub{font-size:11px;color:rgba(255,255,255,.68);letter-spacing:2px;transition:color var(--jy-t) var(--jy-ease);}
.jy-header.is-scrolled .jy-logo__name{color:var(--jy-primary-dark);}
.jy-header.is-scrolled .jy-logo__sub{color:var(--jy-muted);}

.jy-nav__links{display:flex;align-items:center;gap:6px;}
.jy-nav__link{
  position:relative;
  display:inline-block;
  padding:10px 14px;
  font-size:15px;
  color:rgba(255,255,255,.86);
  border-radius:var(--jy-radius-sm);
  transition:color var(--jy-t) var(--jy-ease), background var(--jy-t) var(--jy-ease);
}
.jy-nav__link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:4px;
  height:2px;
  background:var(--jy-accent);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform var(--jy-t) var(--jy-ease);
  border-radius:2px;
}
.jy-nav__link:hover{color:#fff;}
.jy-nav__link:hover::after{transform:scaleX(1);}
.jy-nav__link.is-active{color:#fff;font-weight:500;}
.jy-nav__link.is-active::after{transform:scaleX(1);}
.jy-header.is-scrolled .jy-nav__link{color:var(--jy-muted);}
.jy-header.is-scrolled .jy-nav__link:hover{color:var(--jy-primary);}
.jy-header.is-scrolled .jy-nav__link.is-active{color:var(--jy-primary);}

.jy-nav__actions{display:flex;align-items:center;gap:12px;}
.jy-nav-toggle{
  width:44px;height:44px;
  border:1px solid rgba(255,255,255,.32);
  background:transparent;
  border-radius:var(--jy-radius-sm);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;
}
.jy-nav-toggle span{
  position:relative;display:block;width:18px;height:2px;background:#fff;border-radius:2px;
  transition:background var(--jy-t) var(--jy-ease);
}
.jy-nav-toggle span::before,
.jy-nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;
}
.jy-nav-toggle span::before{top:-6px;}
.jy-nav-toggle span::after{top:6px;}
.jy-header.is-scrolled .jy-nav-toggle{border-color:var(--jy-border);}
.jy-header.is-scrolled .jy-nav-toggle span,
.jy-header.is-scrolled .jy-nav-toggle span::before,
.jy-header.is-scrolled .jy-nav-toggle span::after{background:var(--jy-primary-dark);}

.jy-mobile-panel{
  display:flex;flex-direction:column;gap:6px;
  padding:var(--jy-s4) 0 var(--jy-s5);
}
.jy-header .jy-mobile-panel .jy-nav__link{padding:12px 14px;}
.jy-header .jy-mobile-panel .jy-nav__link::after{display:none;}
.jy-header .jy-mobile-panel .jy-nav__link.is-active{background:rgba(255,255,255,.12);}
.jy-mobile-panel .jy-btn{margin-top:10px;justify-content:center;}
.jy-header.is-scrolled .jy-mobile-panel .jy-nav__link.is-active{background:var(--jy-primary-light);}

/* ---------- buttons ---------- */
.jy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;
  font-size:15px;font-weight:500;line-height:1;
  border-radius:var(--jy-radius-pill);
  border:1.5px solid transparent;
  cursor:pointer;
  white-space:nowrap;
  transition:transform var(--jy-t) var(--jy-ease), background var(--jy-t) var(--jy-ease),
             box-shadow var(--jy-t) var(--jy-ease), color var(--jy-t) var(--jy-ease),
             border-color var(--jy-t) var(--jy-ease);
}
.jy-btn i{font-size:16px;}
.jy-btn--primary{background:var(--jy-accent);color:#fff;box-shadow:0 8px 20px rgba(255,122,47,.28);}
.jy-btn--primary:hover{background:var(--jy-accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,122,47,.34);}
.jy-btn--primary:active{transform:translateY(0);}
.jy-btn--ghost{background:#fff;color:var(--jy-primary);border-color:var(--jy-primary);}
.jy-btn--ghost:hover{background:var(--jy-primary-light);color:var(--jy-primary-dark);transform:translateY(-1px);}
.jy-btn--ghost:active{transform:translateY(0);}
.jy-btn--light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.42);}
.jy-btn--light:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-1px);}
.jy-btn--text{
  height:auto;padding:0;border-radius:0;background:transparent;color:var(--jy-primary);
  box-shadow:none;font-weight:500;
}
.jy-btn--text:hover{color:var(--jy-primary-dark);transform:none;}
.jy-btn--text i{transition:transform var(--jy-t) var(--jy-ease);}
.jy-btn--text:hover i{transform:translateX(4px);}
.jy-btn--lg{height:52px;padding:0 30px;font-size:16px;}

/* ---------- breadcrumb ---------- */
.jy-crumb{padding:20px 0 4px;font-size:13px;color:var(--jy-muted);}
.jy-crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin:0;padding:0;list-style:none;}
.jy-crumb li{display:inline-flex;align-items:center;gap:6px;}
.jy-crumb li+li::before{content:"/";color:var(--jy-disabled);}
.jy-crumb a{color:var(--jy-muted);}
.jy-crumb a:hover{color:var(--jy-primary);}
.jy-crumb .is-current{color:var(--jy-disabled);}

/* ---------- hero ---------- */
.jy-cat-hero{padding:var(--jy-s6) 0 var(--jy-s8);}
.jy-cat-hero__grid{
  display:grid;
  grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);
  gap:var(--jy-s7);
  align-items:center;
}
.jy-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;
  background:var(--jy-primary-light);
  color:var(--jy-primary);
  border-radius:var(--jy-radius-pill);
  font-size:13px;font-weight:500;
  margin-bottom:var(--jy-s4);
}
.jy-eyebrow i{font-size:14px;}
.jy-cat-hero h1{
  font-size:clamp(28px,4vw,44px);
  letter-spacing:.5px;
  margin-bottom:var(--jy-s4);
}
.jy-cat-hero__lead{
  font-size:16px;
  color:var(--jy-muted);
  max-width:56ch;
  margin-bottom:var(--jy-s5);
}
.jy-cat-hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:var(--jy-s5);}
.jy-hero-tags{display:flex;flex-wrap:wrap;gap:8px;}
.jy-tag{
  display:inline-flex;align-items:center;gap:6px;
  height:30px;padding:0 13px;
  background:#fff;border:1px solid var(--jy-border);
  border-radius:var(--jy-radius-pill);
  font-size:13px;color:var(--jy-muted);
}
.jy-tag i{color:var(--jy-teal);font-size:13px;}

.jy-cat-hero__media{position:relative;}
.jy-cat-hero__media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--jy-radius-lg);
  border:1px solid var(--jy-border);
  box-shadow:var(--jy-shadow-1);
}
.jy-float-card{
  position:absolute;left:16px;bottom:-22px;
  background:#fff;border:1px solid var(--jy-border);
  border-radius:var(--jy-radius-md);
  box-shadow:var(--jy-shadow-3);
  padding:12px 16px;
  display:flex;align-items:center;gap:12px;
}
.jy-float-card__dot{
  width:10px;height:10px;border-radius:50%;background:var(--jy-teal);
  box-shadow:0 0 0 4px rgba(31,182,166,.16);
}
.jy-float-card strong{display:block;font-size:14px;font-weight:500;}
.jy-float-card span{display:block;font-size:12px;color:var(--jy-muted);}

/* ---------- anchor bar ---------- */
.jy-anchor{position:relative;padding:var(--jy-s5) 0;}
.jy-anchor__inner{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  background:#fff;border:1px solid var(--jy-border);
  border-radius:var(--jy-radius-lg);
  padding:12px 16px;
  box-shadow:var(--jy-shadow-1);
}
.jy-anchor__label{font-size:13px;color:var(--jy-muted);margin-right:4px;}
.jy-anchor__item{
  display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 16px;
  border-radius:var(--jy-radius-pill);
  background:var(--jy-bg);
  color:var(--jy-text);
  font-size:14px;
  transition:background var(--jy-t) var(--jy-ease), color var(--jy-t) var(--jy-ease);
}
.jy-anchor__item:hover{background:var(--jy-primary-light);color:var(--jy-primary);}
.jy-anchor__item i{font-size:14px;color:var(--jy-primary);}

/* ---------- section base ---------- */
.jy-section{padding:var(--jy-s8) 0;}
.jy-section--tight{padding:var(--jy-s7) 0;}
.jy-section-head{max-width:760px;margin-bottom:var(--jy-s6);}
.jy-section-head h2{
  font-size:clamp(22px,2.4vw,30px);
  margin-bottom:var(--jy-s3);
  position:relative;
  padding-left:16px;
}
.jy-section-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;
  width:4px;border-radius:4px;background:var(--jy-primary);
}
.jy-section-head p{color:var(--jy-muted);font-size:15px;}

/* ---------- zigzag ---------- */
.jy-zigzag{display:flex;flex-direction:column;gap:var(--jy-s8);}
.jy-zigzag__row{
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:var(--jy-s7);
  align-items:center;
}
.jy-zigzag__row.is-reverse .jy-zigzag__media{order:2;}
.jy-zigzag__row.is-reverse .jy-zigzag__body{order:1;}
.jy-zigzag__media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--jy-radius-lg);
  border:1px solid var(--jy-border);
  box-shadow:var(--jy-shadow-1);
  transition:transform var(--jy-t) var(--jy-ease), box-shadow var(--jy-t) var(--jy-ease);
}
.jy-zigzag__row:hover .jy-zigzag__media img{transform:translateY(-3px) scale(1.01);box-shadow:var(--jy-shadow-2);}
.jy-zigzag__index{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--jy-primary);
  font-weight:500;letter-spacing:1px;
  margin-bottom:10px;
}
.jy-zigzag__index span{
  display:inline-flex;align-items:center;justify-content:center;
  width:26px;height:26px;border-radius:8px;
  background:var(--jy-primary-light);color:var(--jy-primary);
  font-size:13px;
}
.jy-zigzag__body h3{font-size:19px;margin-bottom:var(--jy-s3);}
.jy-zigzag__body p{color:var(--jy-muted);font-size:15px;margin-bottom:var(--jy-s3);}
.jy-points{display:flex;flex-direction:column;gap:10px;margin-top:var(--jy-s4);}
.jy-points li{
  display:flex;gap:10px;
  font-size:14.5px;color:var(--jy-text);
  background:#fff;
  border:1px solid var(--jy-border);
  border-radius:var(--jy-radius-sm);
  padding:12px 14px;
  transition:border-color var(--jy-t) var(--jy-ease), box-shadow var(--jy-t) var(--jy-ease);
}
.jy-points li:hover{border-color:#C9DCEA;box-shadow:var(--jy-shadow-1);}
.jy-points i{color:var(--jy-teal);font-size:16px;line-height:1.6;flex:0 0 auto;}
.jy-points b{font-weight:500;}

/* ---------- spec grid ---------- */
.jy-spec{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:1px;
  background:var(--jy-border);
  border:1px solid var(--jy-border);
  border-radius:var(--jy-radius-lg);
  overflow:hidden;
}
.jy-spec__row{display:flex;flex-direction:column;gap:4px;background:#fff;padding:18px 22px;}
.jy-spec__row dt{font-size:13px;color:var(--jy-muted);font-weight:400;}
.jy-spec__row dd{margin:0;font-size:16px;font-weight:500;color:var(--jy-text);}

/* ---------- CTA band ---------- */
.jy-cta{
  background:linear-gradient(135deg,#0A3F62 0%,#0E5A8A 100%);
  border-radius:20px;
  padding:var(--jy-s8) var(--jy-s7);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.jy-cta::after{
  content:"";
  position:absolute;right:-90px;top:-90px;
  width:320px;height:320px;border-radius:50%;
  background:rgba(255,255,255,.06);
}
.jy-cta__grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);
  gap:var(--jy-s7);align-items:center;
}
.jy-cta h2{color:#fff;font-size:clamp(22px,2.4vw,28px);margin-bottom:var(--jy-s3);}
.jy-cta p{color:rgba(255,255,255,.82);font-size:15px;max-width:52ch;margin-bottom:var(--jy-s5);}
.jy-cta__btns{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:var(--jy-s4);}
.jy-cta__meta{
  display:flex;flex-wrap:wrap;gap:8px 20px;
  font-size:13px;color:rgba(255,255,255,.7);
}
.jy-qr{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.28);
  border-radius:var(--jy-radius-md);
  padding:18px;
  text-align:center;
}
.jy-qr__box{
  width:120px;height:120px;margin:0 auto 12px;
  background:#fff;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  color:var(--jy-primary);
}
.jy-qr__box i{font-size:64px;}
.jy-qr span{font-size:13px;color:rgba(255,255,255,.82);}

/* ---------- FAQ ---------- */
.jy-faq .accordion-item{
  background:transparent;border:0;
  border-bottom:1px solid var(--jy-border);
}
.jy-faq .accordion-item:first-of-type{border-top:1px solid var(--jy-border);}
.jy-faq .accordion-button{
  background:transparent;
  box-shadow:none;
  padding:20px 44px 20px 0;
  font-size:17px;font-weight:500;color:var(--jy-text);
  border-radius:0;
}
.jy-faq .accordion-button:not(.collapsed){color:var(--jy-primary);background:transparent;}
.jy-faq .accordion-button::after{
  background-image:none;
  content:"\F285";
  font-family:"bootstrap-icons";
  width:auto;height:auto;
  font-size:15px;
  color:var(--jy-muted);
  transition:transform var(--jy-t) var(--jy-ease), color var(--jy-t) var(--jy-ease);
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
}
.jy-faq .accordion-button:not(.collapsed)::after{
  color:var(--jy-primary);
  transform:translateY(-50%) rotate(90deg);
}
.jy-faq .accordion-button:focus{box-shadow:none;}
.jy-faq .accordion-body{
  padding:0 44px 22px 0;
  color:var(--jy-muted);
  font-size:15px;
}

/* ---------- inline notice ---------- */
.jy-notice{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--jy-primary-light);
  border-radius:var(--jy-radius-md);
  padding:18px 22px;
  color:var(--jy-primary-dark);
  font-size:14.5px;
}
.jy-notice i{font-size:18px;color:var(--jy-primary);line-height:1.5;}

/* ---------- footer ---------- */
.jy-footer{
  background:var(--jy-primary-dark);
  color:rgba(255,255,255,.8);
  padding:var(--jy-s8) 0 var(--jy-s5);
  margin-top:var(--jy-s8);
}
.jy-footer__grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:var(--jy-s7);
  padding-bottom:var(--jy-s6);
  border-bottom:1px solid rgba(255,255,255,.14);
}
.jy-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:var(--jy-s4);}
.jy-footer h4{color:#fff;font-size:15px;font-weight:500;margin-bottom:var(--jy-s4);}
.jy-footer p{font-size:14px;color:rgba(255,255,255,.72);line-height:1.9;}
.jy-footer__links{display:flex;flex-direction:column;gap:10px;}
.jy-footer__links a{font-size:14px;color:rgba(255,255,255,.8);}
.jy-footer__links a:hover{color:#fff;}
.jy-footer__bar{
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  padding-top:var(--jy-s5);
  font-size:13px;color:rgba(255,255,255,.62);
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .jy-cat-hero__grid{gap:var(--jy-s6);}
  .jy-footer__grid{grid-template-columns:1.4fr 1fr 1fr;gap:var(--jy-s6);}
}
@media (max-width:991.98px){
  .jy-nav{min-height:60px;}
  .jy-cat-hero{padding:var(--jy-s4) 0 var(--jy-s7);}
  .jy-cat-hero__grid{grid-template-columns:1fr;gap:var(--jy-s6);}
  .jy-cat-hero__media{order:2;}
  .jy-float-card{position:static;margin-top:var(--jy-s4);box-shadow:var(--jy-shadow-1);}
  .jy-zigzag__row{grid-template-columns:1fr;gap:var(--jy-s5);}
  .jy-zigzag__row.is-reverse .jy-zigzag__media{order:0;}
  .jy-zigzag__row.is-reverse .jy-zigzag__body{order:0;}
  .jy-cta__grid{grid-template-columns:1fr;gap:var(--jy-s6);}
  .jy-section{padding:var(--jy-s7) 0;}
  .jy-zigzag{gap:var(--jy-s7);}
  .jy-footer__grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767.98px){
  .jy-container{padding-left:20px;padding-right:20px;}
  .jy-section{padding:48px 0;}
  .jy-cat-hero__actions .jy-btn{width:100%;}
  .jy-cta{padding:var(--jy-s7) var(--jy-s5);border-radius:16px;}
  .jy-cta__btns .jy-btn{width:100%;}
  .jy-spec{grid-template-columns:1fr;}
  .jy-anchor__inner{padding:10px 12px;}
}
@media (max-width:519.98px){
  .jy-footer__grid{grid-template-columns:1fr;gap:var(--jy-s6);}
  .jy-footer__bar{flex-direction:column;}
  .jy-logo__name{font-size:16px;}
  .jy-points li{padding:11px 12px;font-size:14px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --jy-primary:#0E5A8A;
  --jy-primary-dark:#0A3F62;
  --jy-primary-light:#E8F2F9;
  --jy-action:#FF7A2F;
  --jy-action-dark:#E9651D;
  --jy-teal:#1FB6A6;
  --jy-bg:#F7F9FC;
  --jy-card:#FFFFFF;
  --jy-line:#E3E9F0;
  --jy-text:#1C2833;
  --jy-muted:#5A6B7B;
  --jy-disabled:#9AA7B4;
  --jy-danger:#D64545;
  --jy-r-card:16px;
  --jy-r-img:12px;
  --jy-r-input:10px;
  --jy-r-pill:999px;
  --jy-sh-1:0 1px 2px rgba(16,42,67,.04),0 8px 24px rgba(16,42,67,.06);
  --jy-sh-2:0 12px 32px rgba(16,42,67,.10);
  --jy-sh-3:0 24px 48px rgba(16,42,67,.14);
  --jy-ease:cubic-bezier(.2,.7,.3,1);
  --jy-t:200ms cubic-bezier(.2,.7,.3,1);
  --jy-container:1200px;

  --bs-primary:#0E5A8A;
  --bs-primary-rgb:14,90,138;
  --bs-body-color:#1C2833;
  --bs-body-bg:#F7F9FC;
  --bs-border-color:#E3E9F0;
  --bs-link-color:#0E5A8A;
  --bs-link-hover-color:#0A3F62;
  --bs-border-radius:12px;
  --bs-focus-ring-color:rgba(14,90,138,.22);
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.8;
  color:var(--jy-text);
  background:var(--jy-bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--jy-primary);text-decoration:none;transition:color var(--jy-t);}
a:hover{color:var(--jy-primary-dark);}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--jy-text);line-height:1.4;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--jy-primary);outline-offset:2px;}

.jy-container{width:100%;max-width:var(--jy-container);margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.jy-container{max-width:1280px;}}

/* ---------- 顶部导航 ---------- */
.jy-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--jy-line);
  transition:box-shadow var(--jy-t),background var(--jy-t);
}
.jy-header.is-scrolled{box-shadow:0 6px 20px rgba(16,42,67,.08);background:#FFFFFF;}
.jy-nav{display:flex;align-items:center;gap:28px;height:72px;}
.jy-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.jy-logo__mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(135deg,#0E5A8A 0%,#0A3F62 100%);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(14,90,138,.28);
}
.jy-logo__mark svg{width:24px;height:24px;}
.jy-logo__text{display:flex;flex-direction:column;line-height:1.15;}
.jy-logo__name{font-size:18px;font-weight:700;color:var(--jy-text);letter-spacing:.5px;}
.jy-logo__sub{font-size:11px;color:var(--jy-muted);letter-spacing:2px;}
.jy-nav__links{display:flex;align-items:center;gap:6px;margin-left:8px;}
.jy-nav__link{
  position:relative;padding:8px 14px;font-size:15px;color:var(--jy-muted);
  font-weight:500;border-radius:8px;
}
.jy-nav__link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--jy-primary);transform:scaleX(0);transform-origin:left;
  transition:transform var(--jy-t);
}
.jy-nav__link:hover{color:var(--jy-primary);}
.jy-nav__link:hover::after{transform:scaleX(1);}
.jy-nav__link.is-active{color:var(--jy-primary);font-weight:700;}
.jy-nav__link.is-active::after{transform:scaleX(1);}
.jy-nav__actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.jy-nav-toggle{
  width:44px;height:44px;border:1px solid var(--jy-line);background:#fff;
  border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  position:relative;
}
.jy-nav-toggle span,
.jy-nav-toggle span::before,
.jy-nav-toggle span::after{
  content:"";display:block;width:18px;height:2px;background:var(--jy-primary);border-radius:2px;
  position:relative;transition:transform var(--jy-t);
}
.jy-nav-toggle span::before{position:absolute;top:-6px;}
.jy-nav-toggle span::after{position:absolute;top:6px;}
.jy-mobile-panel{
  display:flex;flex-direction:column;gap:6px;
  padding:14px 0 22px;border-top:1px solid var(--jy-line);
}
.jy-mobile-panel .jy-nav__link{padding:12px 4px;font-size:16px;}
.jy-mobile-panel .jy-nav__link::after{left:4px;right:auto;width:28px;}
.jy-mobile-panel .jy-btn{margin-top:10px;width:100%;justify-content:center;}

/* ---------- 按钮 ---------- */
.jy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--jy-r-pill);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--jy-t),box-shadow var(--jy-t),background var(--jy-t),color var(--jy-t),border-color var(--jy-t);
}
.jy-btn--primary{background:var(--jy-action);color:#FFFFFF;box-shadow:0 8px 20px rgba(255,122,47,.28);}
.jy-btn--primary:hover{background:var(--jy-action-dark);color:#FFFFFF;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,122,47,.34);}
.jy-btn--primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,122,47,.24);}
.jy-btn--ghost{background:#FFFFFF;border-color:var(--jy-primary);color:var(--jy-primary);}
.jy-btn--ghost:hover{background:var(--jy-primary-light);color:var(--jy-primary-dark);transform:translateY(-1px);box-shadow:var(--jy-sh-1);}
.jy-btn--light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.6);color:#FFFFFF;}
.jy-btn--light:hover{background:#FFFFFF;color:var(--jy-primary-dark);transform:translateY(-1px);}
.jy-btn--lg{height:50px;padding:0 28px;font-size:16px;}

/* ---------- 面包屑 ---------- */
.jy-crumb{background:#FFFFFF;border-bottom:1px solid var(--jy-line);}
.jy-crumb__inner{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--jy-muted);padding:14px 0;}
.jy-crumb__inner a{color:var(--jy-muted);}
.jy-crumb__inner a:hover{color:var(--jy-primary);}
.jy-crumb__sep{color:var(--jy-disabled);}
.jy-crumb__now{color:var(--jy-muted);}

/* ---------- Hero ---------- */
.jy-hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(1100px 460px at 82% -10%,rgba(31,182,166,.10) 0%,rgba(31,182,166,0) 60%),
    linear-gradient(180deg,#FFFFFF 0%,#F7F9FC 100%);
  padding:64px 0 72px;
}
.jy-hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.jy-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--jy-primary);
  background:var(--jy-primary-light);border-radius:var(--jy-r-pill);
  padding:6px 14px;margin-bottom:18px;
}
.jy-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--jy-action);}
.jy-hero h1{font-size:clamp(28px,4vw,44px);letter-spacing:-.5px;margin-bottom:16px;}
.jy-hero__lead{font-size:18px;color:var(--jy-primary-dark);font-weight:500;margin-bottom:14px;}
.jy-hero__desc{font-size:15px;color:var(--jy-muted);max-width:600px;line-height:1.9;}
.jy-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 22px;}
.jy-hero__meta{display:flex;flex-wrap:wrap;gap:10px 24px;font-size:13px;color:var(--jy-muted);}
.jy-hero__meta span{display:inline-flex;align-items:center;gap:6px;}
.jy-hero__meta span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--jy-teal);}
.jy-hero__media{position:relative;}
.jy-hero__media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--jy-r-card);box-shadow:var(--jy-sh-3);
  border:1px solid rgba(255,255,255,.6);
}
.jy-hero__chip{
  position:absolute;left:-10px;bottom:22px;
  background:#FFFFFF;border:1px solid var(--jy-line);border-radius:12px;
  padding:10px 16px;font-size:13px;font-weight:600;color:var(--jy-primary-dark);
  box-shadow:var(--jy-sh-2);
}

/* ---------- 锚点筛选条 ---------- */
.jy-filter{background:#FFFFFF;border-top:1px solid var(--jy-line);border-bottom:1px solid var(--jy-line);}
.jy-filter__inner{display:flex;gap:10px;overflow-x:auto;padding:16px 0;scrollbar-width:none;}
.jy-filter__inner::-webkit-scrollbar{display:none;}
.jy-filter__item{
  flex:0 0 auto;display:inline-flex;align-items:center;
  padding:8px 18px;border-radius:var(--jy-r-pill);
  font-size:14px;font-weight:500;color:var(--jy-muted);
  background:#F2F6FA;border:1px solid transparent;white-space:nowrap;
  transition:all var(--jy-t);
}
.jy-filter__item:hover{color:var(--jy-primary);border-color:var(--jy-primary-light);background:#FFFFFF;}
.jy-filter__item.is-active{background:var(--jy-primary);color:#FFFFFF;border-color:var(--jy-primary);}

/* ---------- 通用板块 ---------- */
.jy-section{padding:80px 0;}
.jy-section--tight{padding:56px 0;}
.jy-section__head{max-width:720px;margin-bottom:44px;}
.jy-section__head h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:14px;position:relative;padding-left:16px;}
.jy-section__head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:22px;border-radius:2px;background:var(--jy-primary);
}
.jy-section__head p{color:var(--jy-muted);font-size:15px;}
.jy-section--alt{background:#FFFFFF;}

/* ---------- 分类入口卡 ---------- */
.jy-entry{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.jy-entry__card{
  background:var(--jy-card);border:1px solid var(--jy-line);border-radius:var(--jy-r-card);
  overflow:hidden;box-shadow:var(--jy-sh-1);
  transition:transform var(--jy-t),box-shadow var(--jy-t);
  display:flex;flex-direction:column;
}
.jy-entry__card:hover{transform:translateY(-3px);box-shadow:var(--jy-sh-2);}
.jy-entry__media{overflow:hidden;aspect-ratio:16/9;background:#EDF2F7;}
.jy-entry__media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--jy-ease);}
.jy-entry__card:hover .jy-entry__media img{transform:scale(1.04);}
.jy-entry__body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.jy-entry__body h3{font-size:18px;}
.jy-entry__body p{font-size:14px;color:var(--jy-muted);}
.jy-link-arrow{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--jy-primary);
}
.jy-link-arrow::after{content:"→";transition:transform var(--jy-t);}
.jy-link-arrow:hover::after{transform:translateX(4px);}

/* ---------- 时间轴 ---------- */
.jy-timeline{display:flex;flex-direction:column;}
.jy-step{display:grid;grid-template-columns:76px 1fr;}
.jy-step__rail{position:relative;display:flex;justify-content:center;}
.jy-step__dot{
  position:relative;z-index:2;width:48px;height:48px;border-radius:50%;
  background:#FFFFFF;border:2px solid var(--jy-primary-light);
  color:var(--jy-primary);font-weight:700;font-size:17px;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--jy-sh-1);
}
.jy-step:not(:last-child) .jy-step__rail::after{
  content:"";position:absolute;top:52px;bottom:-8px;left:50%;transform:translateX(-50%);
  width:2px;background:linear-gradient(180deg,rgba(14,90,138,.35) 0%,rgba(14,90,138,.08) 100%);
}
.jy-step__body{
  background:var(--jy-card);border:1px solid var(--jy-line);border-radius:var(--jy-r-card);
  padding:24px 26px;margin:0 0 28px 8px;box-shadow:var(--jy-sh-1);
  transition:box-shadow var(--jy-t),transform var(--jy-t);
}
.jy-step__body:hover{box-shadow:var(--jy-sh-2);transform:translateY(-2px);}
.jy-step__body h3{font-size:18px;margin-bottom:10px;}
.jy-step__body > p{color:var(--jy-muted);font-size:15px;line-height:1.95;}
.jy-check{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.jy-check li{
  position:relative;padding-left:24px;font-size:14px;color:var(--jy-text);line-height:1.9;
}
.jy-check li::before{
  content:"";position:absolute;left:0;top:11px;width:12px;height:7px;
  border-left:2px solid var(--jy-teal);border-bottom:2px solid var(--jy-teal);
  transform:rotate(-45deg);
}
.jy-step__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.jy-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;padding:4px 12px;border-radius:var(--jy-r-pill);
  background:var(--jy-primary-light);color:var(--jy-primary);
}
.jy-badge--ok{background:rgba(31,182,166,.12);color:#12867A;}
.jy-badge--warn{background:rgba(255,122,47,.12);color:#C95612;}

/* ---------- CTA 带 ---------- */
.jy-cta{
  position:relative;color:#FFFFFF;overflow:hidden;
  background:
    linear-gradient(120deg,rgba(10,63,98,.94) 0%,rgba(14,90,138,.86) 60%,rgba(14,90,138,.76) 100%),
    url("/assets/images/backpic/back-3.png") center/cover no-repeat;
  padding:72px 0;
}
.jy-cta__grid{display:grid;grid-template-columns:1.4fr .6fr;gap:48px;align-items:center;}
.jy-cta h2{color:#FFFFFF;font-size:clamp(22px,2.4vw,30px);margin-bottom:14px;}
.jy-cta p{color:rgba(255,255,255,.82);font-size:15px;max-width:620px;}
.jy-cta__btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.jy-cta__note{margin-top:18px;font-size:13px;color:rgba(255,255,255,.68);}
.jy-cta__qr{display:flex;flex-direction:column;align-items:center;gap:12px;}
.jy-qr{
  width:132px;height:132px;background:#FFFFFF;border-radius:var(--jy-r-card);
  padding:12px;box-shadow:var(--jy-sh-3);
}
.jy-qr svg{width:100%;height:100%;display:block;}
.jy-cta__qr span{font-size:13px;color:rgba(255,255,255,.78);}

/* ---------- FAQ ---------- */
.jy-faq{max-width:900px;}
.jy-faq .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--jy-line);
}
.jy-faq .accordion-item:first-child{border-top:1px solid var(--jy-line);}
.jy-faq .accordion-button{
  background:transparent;box-shadow:none;border:0;
  padding:22px 40px 22px 0;font-size:17px;font-weight:600;color:var(--jy-text);
  line-height:1.6;
}
.jy-faq .accordion-button:not(.collapsed){color:var(--jy-primary);background:transparent;box-shadow:none;}
.jy-faq .accordion-button:focus{box-shadow:none;border:0;}
.jy-faq .accordion-button::after{
  width:12px;height:12px;background-size:12px 12px;margin-left:auto;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M6 3l6 5-6 5' fill='none' stroke='%230E5A8A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  transition:transform var(--jy-t);
}
.jy-faq .accordion-button:not(.collapsed)::after{transform:rotate(90deg);}
.jy-faq .accordion-body{padding:0 40px 24px 0;font-size:15px;color:var(--jy-muted);line-height:1.95;}

/* ---------- 页脚 ---------- */
.jy-footer{background:var(--jy-primary-dark);color:rgba(255,255,255,.8);padding:64px 0 0;margin-top:0;}
.jy-footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.jy-footer h4{color:#FFFFFF;font-size:16px;margin-bottom:16px;}
.jy-footer p{font-size:14px;color:rgba(255,255,255,.7);line-height:1.9;}
.jy-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.jy-footer__brand .jy-logo__name{color:#FFFFFF;}
.jy-footer__brand .jy-logo__sub{color:rgba(255,255,255,.6);}
.jy-footer__links{display:flex;flex-direction:column;gap:10px;}
.jy-footer__links a{font-size:14px;color:rgba(255,255,255,.75);}
.jy-footer__links a:hover{color:#FFFFFF;}
.jy-footer__bar{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:8px 24px;
  justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .jy-entry{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991.98px){
  .jy-hero{padding:44px 0 56px;}
  .jy-hero__grid{grid-template-columns:1fr;gap:32px;}
  .jy-hero__media{order:2;}
  .jy-hero__chip{left:12px;bottom:12px;}
  .jy-cta__grid{grid-template-columns:1fr;gap:32px;}
  .jy-cta__qr{align-items:flex-start;}
  .jy-section{padding:56px 0;}
  .jy-footer__grid{grid-template-columns:repeat(2,1fr);gap:32px;}
}
@media (max-width:767.98px){
  .jy-container{padding:0 20px;}
  .jy-nav{height:60px;gap:12px;}
  .jy-logo__name{font-size:16px;}
  .jy-logo__sub{letter-spacing:1.4px;}
  .jy-entry{grid-template-columns:1fr;}
  .jy-step{grid-template-columns:48px 1fr;}
  .jy-step__dot{width:36px;height:36px;font-size:15px;}
  .jy-step:not(:last-child) .jy-step__rail::after{top:40px;}
  .jy-step__body{padding:20px;margin-left:4px;}
  .jy-hero__actions{gap:12px;}
  .jy-hero__actions .jy-btn{width:100%;}
  .jy-cta__btns .jy-btn{width:100%;}
  .jy-faq .accordion-button{padding-right:32px;font-size:16px;}
  .jy-faq .accordion-body{padding-right:0;}
  .jy-footer{padding-top:48px;}
  .jy-footer__grid{grid-template-columns:1fr;}
  .jy-footer__bar{flex-direction:column;justify-content:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category2 */
:root{
  --jy-primary:#0E5A8A;
  --jy-primary-dark:#0A3F62;
  --jy-primary-light:#E8F2F9;
  --jy-accent:#FF7A2F;
  --jy-accent-ink:#1C2833;
  --jy-teal:#1FB6A6;
  --jy-teal-soft:#E4F7F4;
  --jy-bg:#F7F9FC;
  --jy-card:#FFFFFF;
  --jy-border:#E3E9F0;
  --jy-text:#1C2833;
  --jy-muted:#5A6B7B;
  --jy-disabled:#9AA7B4;
  --jy-danger:#D64545;

  --jy-r-card:16px;
  --jy-r-img:12px;
  --jy-r-input:10px;
  --jy-r-pill:999px;

  --jy-sh-1:0 1px 2px rgba(16,42,67,.04), 0 8px 24px rgba(16,42,67,.06);
  --jy-sh-2:0 12px 32px rgba(16,42,67,.10);
  --jy-sh-3:0 24px 48px rgba(16,42,67,.14);

  --jy-sp-1:4px; --jy-sp-2:8px; --jy-sp-3:12px; --jy-sp-4:16px;
  --jy-sp-5:24px; --jy-sp-6:32px; --jy-sp-7:48px; --jy-sp-8:64px; --jy-sp-9:80px;

  --jy-ease:cubic-bezier(.2,.7,.3,1);

  --bs-primary:#0E5A8A;
  --bs-primary-rgb:14,90,138;
  --bs-body-color:#1C2833;
  --bs-body-bg:#F7F9FC;
  --bs-border-color:#E3E9F0;
  --bs-link-color:#0E5A8A;
  --bs-link-hover-color:#0A3F62;
  --bs-border-radius:12px;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--jy-bg);
  color:var(--jy-text);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--jy-primary);text-decoration:none;transition:color .2s var(--jy-ease);}
a:hover{color:var(--jy-primary-dark);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;color:var(--jy-text);letter-spacing:.005em;}
p{margin:0 0 16px;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--jy-primary);outline-offset:2px;}

.jy-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.jy-container{max-width:1280px;}}

/* ---------- header ---------- */
.jy-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,249,252,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background .22s var(--jy-ease), box-shadow .22s var(--jy-ease), border-color .22s var(--jy-ease);
}
.jy-header.is-scrolled{background:#fff;border-bottom-color:var(--jy-border);box-shadow:0 1px 2px rgba(16,42,67,.04),0 8px 24px rgba(16,42,67,.06);}
.jy-nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.jy-logo{display:inline-flex;align-items:center;gap:10px;}
.jy-logo__mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:linear-gradient(140deg,#0E5A8A 0%,#0A3F62 100%);
  display:grid;place-items:center;
  box-shadow:0 4px 12px rgba(14,90,138,.28);
}
.jy-logo__mark svg{width:22px;height:22px;}
.jy-logo__text{display:flex;flex-direction:column;line-height:1.1;}
.jy-logo__name{font-size:17px;font-weight:700;color:var(--jy-text);}
.jy-logo__sub{font-size:11px;letter-spacing:.18em;color:var(--jy-muted);}
.jy-nav__links{align-items:center;gap:2px;}
.jy-nav__link{
  position:relative;display:inline-block;padding:10px 14px;
  font-size:15px;color:#33455A;border-radius:8px;
  transition:color .2s var(--jy-ease), background .2s var(--jy-ease);
}
.jy-nav__link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:5px;height:2px;
  background:var(--jy-primary);transform:scaleX(0);transform-origin:left center;
  transition:transform .22s var(--jy-ease);border-radius:2px;
}
.jy-nav__link:hover{color:var(--jy-primary);background:rgba(232,242,249,.7);}
.jy-nav__link:hover::after{transform:scaleX(1);}
.jy-nav__link.is-active{color:var(--jy-primary);font-weight:500;}
.jy-nav__link.is-active::after{transform:scaleX(1);}
.jy-nav__actions{display:flex;align-items:center;gap:12px;}
.jy-nav-toggle{
  width:44px;height:44px;border:1px solid var(--jy-border);border-radius:10px;
  background:#fff;display:inline-grid;place-items:center;cursor:pointer;
  transition:border-color .2s var(--jy-ease), box-shadow .2s var(--jy-ease);
}
.jy-nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--jy-text);border-radius:2px;}
.jy-nav-toggle span::before,.jy-nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--jy-text);border-radius:2px;
}
.jy-nav-toggle span::before{top:-6px;}
.jy-nav-toggle span::after{top:6px;}
.jy-nav-toggle:hover{border-color:var(--jy-primary);box-shadow:var(--jy-sh-1);}
.jy-mobile-panel{
  display:flex;flex-direction:column;gap:4px;
  padding:12px 0 20px;border-top:1px solid var(--jy-border);
}
.jy-mobile-panel .jy-nav__link{padding:12px 10px;}
.jy-mobile-panel .jy-nav__link::after{display:none;}
.jy-mobile-panel .jy-nav__link.is-active{background:var(--jy-primary-light);}
.jy-mobile-panel .jy-btn{margin-top:10px;width:100%;justify-content:center;}

/* ---------- buttons ---------- */
.jy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--jy-r-pill);
  font-size:15px;font-weight:500;border:1.5px solid transparent;
  cursor:pointer;text-align:center;white-space:nowrap;
  transition:transform .2s var(--jy-ease), box-shadow .2s var(--jy-ease), background .2s var(--jy-ease), color .2s var(--jy-ease), border-color .2s var(--jy-ease);
}
.jy-btn:active{transform:translateY(0);}
.jy-btn i{font-size:17px;line-height:1;}
.jy-btn--primary{background:var(--jy-accent);color:var(--jy-accent-ink);box-shadow:0 6px 18px rgba(255,122,47,.28);}
.jy-btn--primary:hover{background:#FF8B49;color:var(--jy-accent-ink);transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,122,47,.34);}
.jy-btn--ghost{background:#fff;color:var(--jy-primary);border-color:var(--jy-primary);}
.jy-btn--ghost:hover{background:var(--jy-primary-light);color:var(--jy-primary-dark);transform:translateY(-1px);box-shadow:var(--jy-sh-1);}
.jy-btn--light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.42);}
.jy-btn--light:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-1px);}
.jy-btn--sm{height:40px;padding:0 16px;font-size:14px;}
.jy-btn--block{width:100%;}
.jy-textlink{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:500;color:var(--jy-primary);}
.jy-textlink i{transition:transform .2s var(--jy-ease);}
.jy-textlink:hover i{transform:translateX(3px);}

/* ---------- breadcrumb ---------- */
.jy-crumb{padding:20px 0 0;font-size:13px;color:var(--jy-muted);}
.jy-crumb__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.jy-crumb__list li{display:inline-flex;align-items:center;gap:8px;}
.jy-crumb__sep{color:var(--jy-disabled);}
.jy-crumb__current{color:var(--jy-muted);}

/* ---------- page hero ---------- */
.jy-chero{padding:32px 0 56px;}
.jy-chero__grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;}
.jy-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--jy-r-pill);
  background:var(--jy-primary-light);color:var(--jy-primary);
  font-size:12.5px;font-weight:500;letter-spacing:.02em;
}
.jy-tag--teal{background:var(--jy-teal-soft);color:#128276;}
.jy-chero h1{
  margin:16px 0 16px;
  font-size:clamp(28px,4vw,44px);
  font-weight:700;line-height:1.28;
}
.jy-chero__lead{font-size:17px;color:#3D4E5F;max-width:640px;margin-bottom:24px;}
.jy-chero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px;}
.jy-chero__meta{display:flex;flex-wrap:wrap;gap:10px 28px;font-size:13.5px;color:var(--jy-muted);}
.jy-chero__meta span{display:inline-flex;align-items:center;gap:6px;}
.jy-chero__meta i{color:var(--jy-teal);font-size:15px;}
.jy-chero__media{position:relative;}
.jy-chero__media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--jy-r-card);box-shadow:var(--jy-sh-2);
}
.jy-floatcard{
  position:absolute;left:-18px;bottom:-20px;
  background:#fff;border:1px solid var(--jy-border);border-radius:14px;
  padding:12px 16px;box-shadow:var(--jy-sh-2);min-width:196px;
}
.jy-floatcard__label{font-size:12px;color:var(--jy-muted);letter-spacing:.04em;}
.jy-floatcard__value{font-size:16px;font-weight:700;color:var(--jy-primary);}
.jy-floatcard__value em{font-style:normal;color:var(--jy-teal);}

/* ---------- anchor bar ---------- */
.jy-anchorbar{
  position:sticky;top:72px;z-index:1020;
  background:#fff;border-top:1px solid var(--jy-border);border-bottom:1px solid var(--jy-border);
  box-shadow:0 1px 2px rgba(16,42,67,.03);
}
.jy-anchorbar__inner{display:flex;align-items:center;gap:6px;overflow-x:auto;padding:10px 0;scrollbar-width:none;}
.jy-anchorbar__inner::-webkit-scrollbar{display:none;}
.jy-anchorbar__link{
  flex:0 0 auto;padding:8px 16px;border-radius:var(--jy-r-pill);
  font-size:14.5px;color:#3D4E5F;transition:background .2s var(--jy-ease), color .2s var(--jy-ease);
}
.jy-anchorbar__link:hover{background:var(--jy-primary-light);color:var(--jy-primary);}
.jy-anchorbar__link.is-active{background:var(--jy-primary);color:#fff;}
.jy-anchorbar__spacer{flex:1 1 auto;}

/* ---------- sections ---------- */
.jy-section{padding:80px 0;}
.jy-section--tight{padding:56px 0;}
.jy-section--plain{background:#fff;}
.jy-section__head{max-width:760px;margin-bottom:40px;}
.jy-section__head h2{font-size:clamp(22px,2.4vw,30px);position:relative;padding-left:16px;margin-bottom:12px;}
.jy-section__head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;
  background:linear-gradient(180deg,#0E5A8A,#1FB6A6);
}
.jy-section__head p{color:var(--jy-muted);font-size:15.5px;margin:0;}
.jy-section__head--center{margin-left:auto;margin-right:auto;text-align:center;}
.jy-section__head--center h2{padding-left:0;}
.jy-section__head--center h2::before{display:none;}

/* ---------- layout with sidebar ---------- */
.jy-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:32px;align-items:start;}
.jy-cardgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.jy-dcard{
  background:var(--jy-card);border:1px solid var(--jy-border);border-radius:var(--jy-r-card);
  box-shadow:var(--jy-sh-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s var(--jy-ease), box-shadow .22s var(--jy-ease), border-color .22s var(--jy-ease);
}
.jy-dcard:hover{transform:translateY(-3px);box-shadow:var(--jy-sh-2);border-color:#D3DEE9;}
.jy-dcard__thumb{position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--jy-primary-light);}
.jy-dcard__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--jy-ease);}
.jy-dcard:hover .jy-dcard__thumb img{transform:scale(1.03);}
.jy-dcard__badge{
  position:absolute;left:12px;top:12px;
  padding:4px 10px;border-radius:var(--jy-r-pill);
  background:rgba(10,63,98,.86);color:#fff;font-size:12px;font-weight:500;letter-spacing:.02em;
}
.jy-dcard__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto;}
.jy-dcard__body h3{font-size:17.5px;font-weight:600;margin-bottom:8px;line-height:1.5;}
.jy-dcard__body p{font-size:14px;color:var(--jy-muted);line-height:1.75;margin-bottom:14px;}
.jy-dcard__list{display:flex;flex-direction:column;gap:6px;margin-bottom:16px;}
.jy-dcard__list li{display:flex;align-items:flex-start;gap:8px;font-size:13.5px;color:#41556A;}
.jy-dcard__list i{color:var(--jy-teal);font-size:15px;margin-top:3px;}
.jy-dcard__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--jy-muted);}
.jy-crumbbadge{padding:3px 10px;border-radius:var(--jy-r-pill);background:var(--jy-teal-soft);color:#128276;font-size:12px;font-weight:500;}

/* ---------- sidebar ---------- */
.jy-side{position:sticky;top:150px;display:flex;flex-direction:column;gap:24px;}
.jy-panel{
  background:#fff;border:1px solid var(--jy-border);border-radius:var(--jy-r-card);
  padding:22px;box-shadow:var(--jy-sh-1);
}
.jy-panel h3{font-size:16.5px;font-weight:600;margin-bottom:14px;}
.jy-quicklinks{display:flex;flex-direction:column;gap:2px;}
.jy-quicklinks a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:10px;font-size:14.5px;color:#33455A;
  transition:background .2s var(--jy-ease), color .2s var(--jy-ease), padding-left .2s var(--jy-ease);
}
.jy-quicklinks a i{color:var(--jy-disabled);font-size:15px;transition:color .2s var(--jy-ease), transform .2s var(--jy-ease);}
.jy-quicklinks a:hover{background:var(--jy-primary-light);color:var(--jy-primary);padding-left:16px;}
.jy-quicklinks a:hover i{color:var(--jy-primary);transform:translateX(2px);}
.jy-dlpanel{background:linear-gradient(160deg,#0E5A8A 0%,#0A3F62 100%);border-color:transparent;color:#fff;}
.jy-dlpanel h3{color:#fff;}
.jy-dlpanel p{font-size:13.5px;color:rgba(255,255,255,.78);}
.jy-dlpanel .jy-btn{width:100%;margin-bottom:10px;}
.jy-qr{
  display:flex;align-items:center;gap:14px;
  margin-top:6px;padding:12px;border-radius:12px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);
}
.jy-qr__box{width:74px;height:74px;flex:0 0 74px;background:#fff;border-radius:10px;display:grid;place-items:center;}
.jy-qr__box svg{width:56px;height:56px;}
.jy-qr__txt{font-size:12.5px;line-height:1.6;color:rgba(255,255,255,.82);}
.jy-dlpanel__foot{margin-top:14px;font-size:12px;color:rgba(255,255,255,.72);line-height:1.7;}

/* ---------- dark band ---------- */
.jy-band{background:linear-gradient(135deg,#0A3F62 0%,#0E5A8A 100%);color:#fff;padding:64px 0;}
.jy-band__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:36px;}
.jy-band__head h2{color:#fff;font-size:clamp(21px,2.2vw,28px);margin-bottom:8px;}
.jy-band__head p{color:rgba(255,255,255,.76);font-size:14.5px;margin:0;max-width:620px;}
.jy-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.jy-metric{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  border-radius:14px;padding:20px;
}
.jy-metric__num{font-size:28px;font-weight:700;color:#fff;line-height:1.2;letter-spacing:.01em;}
.jy-metric__num span{font-size:14px;font-weight:500;color:rgba(255,255,255,.7);margin-left:4px;}
.jy-metric__label{font-size:13.5px;color:rgba(255,255,255,.78);margin-top:6px;}
.jy-metric__bar{height:5px;border-radius:5px;background:rgba(255,255,255,.18);margin-top:14px;overflow:hidden;}
.jy-metric__bar i{display:block;height:100%;border-radius:5px;background:var(--jy-teal);}
.jy-metric--accent .jy-metric__bar i{background:var(--jy-accent);}

/* ---------- spec grid ---------- */
.jy-specs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--jy-border);
  border:1px solid var(--jy-border);border-radius:var(--jy-r-card);overflow:hidden;}
.jy-specs__row{display:flex;align-items:center;gap:16px;background:#fff;padding:18px 22px;}
.jy-specs__k{flex:0 0 118px;font-size:13.5px;color:var(--jy-muted);}
.jy-specs__v{font-size:14.5px;color:var(--jy-text);font-weight:500;}

/* ---------- steps ---------- */
.jy-note{
  border-left:3px solid var(--jy-primary);background:var(--jy-primary-light);
  border-radius:0 12px 12px 0;padding:16px 20px;font-size:14px;color:#2F4457;margin:0;
}

/* ---------- faq ---------- */
.jy-faq{max-width:900px;margin:0 auto;}
.jy-faq .accordion-item{border:0;border-top:1px solid var(--jy-border);background:transparent;}
.jy-faq .accordion-item:last-child{border-bottom:1px solid var(--jy-border);}
.jy-faq .accordion-button{
  background:transparent;box-shadow:none;padding:22px 44px 22px 0;
  font-size:16.5px;font-weight:600;color:var(--jy-text);border-radius:0;
}
.jy-faq .accordion-button::after{
  background-image:none;content:"\F285";font-family:"bootstrap-icons";
  width:auto;height:auto;font-size:15px;color:var(--jy-muted);
  transform:rotate(90deg);transition:transform .22s var(--jy-ease), color .2s var(--jy-ease);
  position:absolute;right:8px;
}
.jy-faq .accordion-button:not(.collapsed){color:var(--jy-primary);}
.jy-faq .accordion-button:not(.collapsed)::after{transform:rotate(90deg);color:var(--jy-primary);}
.jy-faq .accordion-button:focus{box-shadow:none;}
.jy-faq .accordion-body{padding:0 60px 24px 0;color:var(--jy-muted);font-size:14.5px;line-height:1.85;}

/* ---------- cta band ---------- */
.jy-cta{
  background:#fff;border:1px solid var(--jy-border);border-radius:20px;
  padding:44px;box-shadow:var(--jy-sh-1);
  display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;
}
.jy-cta h2{font-size:clamp(21px,2.2vw,28px);margin-bottom:12px;}
.jy-cta p{color:var(--jy-muted);font-size:15px;margin-bottom:0;}
.jy-cta__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.jy-cta__side{display:flex;align-items:center;gap:18px;padding:20px;border-radius:16px;background:var(--jy-bg);border:1px solid var(--jy-border);}
.jy-cta__side .jy-qr__box{background:#fff;border:1px solid var(--jy-border);}
.jy-cta__side .jy-qr__txt{color:var(--jy-muted);font-size:13px;}

/* ---------- footer ---------- */
.jy-footer{background:var(--jy-primary-dark);color:rgba(255,255,255,.8);padding:64px 0 0;margin-top:80px;}
.jy-footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px;}
.jy-footer h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600;}
.jy-footer p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.75);margin:0;}
.jy-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.jy-footer__brand .jy-logo__name{color:#fff;}
.jy-footer__brand .jy-logo__sub{color:rgba(255,255,255,.62);}
.jy-footer__links{display:flex;flex-direction:column;gap:10px;}
.jy-footer__links a{font-size:13.5px;color:rgba(255,255,255,.8);}
.jy-footer__links a:hover{color:#fff;}
.jy-footer__bar{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0 28px;
  font-size:12.5px;color:rgba(255,255,255,.62);
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .jy-layout{grid-template-columns:1fr;}
  .jy-side{position:static;}
  .jy-cta{grid-template-columns:1fr;padding:32px;}
  .jy-metrics{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991.98px){
  .jy-nav{height:60px;}
  .jy-logo__mark{width:34px;height:34px;flex:0 0 34px;}
  .jy-logo__name{font-size:16px;}
  .jy-chero{padding:20px 0 44px;}
  .jy-chero__grid{grid-template-columns:1fr;gap:36px;}
  .jy-chero__media{order:2;}
  .jy-floatcard{left:12px;bottom:-16px;}
  .jy-section{padding:56px 0;}
  .jy-section--tight{padding:44px 0;}
  .jy-anchorbar{top:60px;}
  .jy-side{top:auto;}
  .jy-footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
  .jy-specs{grid-template-columns:1fr;}
}
@media (max-width:767.98px){
  .jy-container{padding:0 20px;}
  .jy-cardgrid{grid-template-columns:1fr;}
  .jy-chero__actions .jy-btn{width:100%;}
  .jy-section__head{margin-bottom:28px;}
  .jy-band{padding:48px 0;}
  .jy-metrics{grid-template-columns:1fr;}
  .jy-faq .accordion-button{font-size:15.5px;padding:18px 36px 18px 0;}
  .jy-faq .accordion-body{padding:0 20px 20px 0;}
  .jy-cta{padding:26px;}
  .jy-cta__side{flex-direction:column;align-items:flex-start;}
  .jy-footer__grid{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:575.98px){
  .jy-chero h1{font-size:26px;}
  .jy-chero__lead{font-size:15.5px;}
  .jy-metric__num{font-size:24px;}
  .jy-specs__row{flex-direction:column;align-items:flex-start;gap:4px;}
  .jy-specs__k{flex:none;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}