/* roulang page: index */
:root{
  --bg-main:#0B0E15;
  --bg-sec:#111722;
  --bg-card:#151D2B;
  --bg-nav:#070A10;
  --bg-elev:#0D111A;
  --primary:#FF3D8A;
  --primary-light:#FF7AB2;
  --accent:#00E5CC;
  --accent-dim:rgba(0,229,204,.12);
  --gold:#FFC03A;
  --text-main:#EDF2FA;
  --text-muted:#8B98AD;
  --text-dim:#556075;
  --border:rgba(255,255,255,.08);
  --radius-card:14px;
  --radius-btn:8px;
  --radius-input:10px;
  --radius-pill:999px;
  --shadow:0 4px 20px rgba(0,0,0,.22);
  --shadow-glow:0 0 0 1px rgba(255,61,138,.35),0 4px 30px rgba(255,61,138,.12);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --mono:"SF Mono",Consolas,"Liberation Mono",Menlo,monospace;
  --transition:.25s ease-out;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg-main);
  color:var(--text-main);
  font-family:var(--font);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;transition:color var(--transition);}
ul,ol{list-style:none;}
button,input,textarea,select{font:inherit;color:inherit;}
input::placeholder,textarea::placeholder{color:var(--text-dim);}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#111722;}
::-webkit-scrollbar-thumb{background:#2f3c51;border-radius:6px;}
::-webkit-scrollbar-thumb:hover{background:var(--primary);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.row{max-width:1200px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.jy-section{padding:64px 0;}
.jy-section-bg{background:var(--bg-sec);}
.jy-section-head{margin-bottom:42px;}
.jy-section-head .jy-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--accent);
  font-size:13px;
  font-weight:700;
  letter-spacing:2px;
  text-transform:uppercase;
  margin-bottom:10px;
}
.jy-section-head .jy-eyebrow::before{content:"";width:24px;height:2px;background:var(--accent);border-radius:2px;}
.jy-section-head h2{
  font-size:clamp(26px,3.4vw,38px);
  font-weight:800;
  line-height:1.25;
  letter-spacing:.5px;
}
.jy-section-head .jy-section-desc{
  color:var(--text-muted);
  font-size:16px;
  margin-top:10px;
  max-width:640px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:var(--radius-btn);
  border:none;
  font-weight:700;
  font-size:15px;
  cursor:pointer;
  line-height:1.4;
  min-height:44px;
  transition:transform var(--transition),box-shadow var(--transition),background var(--transition),color var(--transition);
}
.btn:active{transform:translateY(1px);box-shadow:none;}
.btn-lg{padding:16px 34px;font-size:17px;min-height:52px;}
.btn-pink{
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  color:#fff;
  box-shadow:0 6px 24px rgba(255,61,138,.28);
}
.btn-pink:hover{transform:translateY(-2px);box-shadow:0 10px 32px rgba(255,61,138,.38);color:#fff;}
.btn-cyan{
  background:linear-gradient(135deg,var(--accent),#34E8D2);
  color:#06171a;
  box-shadow:0 6px 20px rgba(0,229,204,.22);
}
.btn-cyan:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,229,204,.35);color:#06171a;}
.btn-outline{
  background:transparent;
  color:var(--accent);
  border:1px solid rgba(0,229,204,.55);
}
.btn-outline:hover{background:rgba(0,229,204,.12);border-color:var(--accent);transform:translateY(-2px);}
.btn-block{width:100%;}
.jy-tag{
  display:inline-flex;
  align-items:center;
  padding:4px 13px;
  border-radius:var(--radius-pill);
  font-size:12px;
  font-weight:600;
  letter-spacing:.3px;
  line-height:1.4;
  background:rgba(255,255,255,.08);
  color:var(--text-main);
  border:1px solid var(--border);
}
.jy-tag--pink{background:rgba(255,61,138,.15);color:#ffb3d2;border-color:rgba(255,61,138,.3);}
.jy-tag--cyan{background:rgba(0,229,204,.1);color:#86f7e8;border-color:rgba(0,229,204,.25);}
.jy-tag--gold{background:rgba(255,192,58,.12);color:#ffd98d;border-color:rgba(255,192,58,.3);}

/* ===== Header ===== */
.jy-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(7,10,16,.96);
  backdrop-filter:blur(14px);
  box-shadow:0 8px 30px rgba(0,0,0,.35);
}
.jy-header::after{
  content:"";
  display:block;
  height:1px;
  background:linear-gradient(90deg,var(--primary),var(--accent) 70%,transparent);
}
.jy-header-inner{
  display:flex;
  align-items:center;
  max-width:1272px;
  margin:0 auto;
  padding:0 24px;
  min-height:72px;
  gap:18px;
  position:relative;
}
.jy-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  font-weight:800;
  font-size:23px;
  letter-spacing:.5px;
  color:#fff;
}
.jy-brand-mark{
  width:36px;
  height:36px;
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  font-weight:800;
  color:#071015;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  box-shadow:0 0 20px rgba(255,61,138,.3);
}
.jy-brand-text{white-space:nowrap;}
.jy-nav{margin-left:auto;}
.jy-nav ul{
  display:flex;
  align-items:center;
  gap:4px;
}
.jy-nav a{
  display:block;
  padding:10px 18px;
  border-radius:8px;
  color:var(--text-muted);
  font-size:15px;
  font-weight:500;
  transition:color var(--transition),background var(--transition),text-shadow var(--transition);
}
.jy-nav a:hover{
  color:#fff;
  background:rgba(255,61,138,.07);
  text-shadow:0 0 14px rgba(255,61,138,.35);
}
.jy-nav a.active{
  color:#fff;
  background:rgba(255,61,138,.12);
  position:relative;
}
.jy-nav a.active::after{
  content:"";
  position:absolute;
  left:18px;
  right:18px;
  bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 12px var(--primary);
}
.jy-nav-cta{flex-shrink:0;}
.jy-nav-mobile-cta{display:none;}
.jy-burger{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--border);
  background:#0D111A;
  border-radius:8px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  position:relative;
  flex-shrink:0;
}
.jy-burger:hover{border-color:rgba(255,61,138,.5);}
.jy-burger i,.jy-burger i::before,.jy-burger i::after{
  display:block;
  width:18px;
  height:2px;
  background:#fff;
  border-radius:4px;
  content:"";
  position:absolute;
  transition:transform .2s ease,top .2s ease,opacity .2s ease;
}
.jy-burger i{position:relative;}
.jy-burger i::before{top:-6px;}
.jy-burger i::after{top:6px;}
.jy-burger[aria-expanded="true"] i{background:transparent;}
.jy-burger[aria-expanded="true"] i::before{transform:rotate(45deg);top:0;}
.jy-burger[aria-expanded="true"] i::after{transform:rotate(-45deg);top:0;}

/* ===== Event Countdown ===== */
.jy-event-bar{
  position:relative;
  background:#0D111A;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.jy-event-bar::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:2px;
  background:linear-gradient(90deg,var(--gold),transparent 60%);
  overflow:hidden;
}
.jy-event-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding-top:15px;
  padding-bottom:15px;
  flex-wrap:wrap;
}
.jy-event-tag{
  background:var(--primary);
  color:#fff;
  border-radius:var(--radius-pill);
  padding:6px 16px;
  font-size:13px;
  font-weight:700;
  white-space:nowrap;
  box-shadow:0 0 16px rgba(255,61,138,.35);
}
.jy-event-count{
  display:flex;
  align-items:center;
  gap:10px;
}
.jy-cd-block{
  text-align:center;
  min-width:52px;
}
.jy-cd-num{
  display:block;
  font-family:var(--mono);
  font-size:28px;
  font-weight:700;
  line-height:1;
  color:var(--gold);
  text-shadow:0 0 16px rgba(255,192,58,.45);
}
.jy-cd-label{
  display:block;
  font-size:12px;
  color:var(--text-muted);
  margin-top:3px;
}
.jy-cd-sep{
  color:rgba(255,255,255,.25);
  font-size:22px;
  font-weight:300;
}
.jy-event-link{
  color:#fff;
  border:1px solid rgba(255,61,138,.5);
  border-radius:var(--radius-btn);
  padding:8px 18px;
  font-size:14px;
  font-weight:600;
  transition:all var(--transition);
  white-space:nowrap;
}
.jy-event-link:hover{
  background:var(--primary);
  box-shadow:0 0 18px rgba(255,61,138,.3);
  color:#fff;
}
.jy-event-bar.is-ended .jy-cd-num{color:var(--text-dim);text-shadow:none;}
.jy-event-bar.is-ended .jy-cd-label{color:var(--text-dim);}
.jy-event-state{
  color:var(--text-muted);
  font-weight:600;
}

/* ===== Hero ===== */
.jy-hero{
  position:relative;
  background-color:var(--bg-main);
  background-image:url("/assets/images/backpic/back-1.png");
  background-position:center;
  background-size:cover;
  padding:72px 0 88px;
  overflow:hidden;
}
.jy-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,var(--bg-main) 20%,rgba(11,14,21,.88) 48%,rgba(11,14,21,.58) 100%);
  z-index:1;
}
.jy-hero::after{
  content:"";
  position:absolute;
  top:0;
  left:-40%;
  width:55%;
  height:100%;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.035),transparent);
  animation:jyShine 8s ease-in-out infinite;
  z-index:2;
  pointer-events:none;
}
@keyframes jyShine{
  0%,65%{transform:translateX(0);opacity:0;}
  75%{opacity:.7;}
  100%{transform:translateX(320%);opacity:0;}
}
.jy-hero-inner{position:relative;z-index:3;display:flex;align-items:center;}
.jy-hero-badge{
  display:inline-flex;
  align-items:center;
  border:1px solid rgba(0,229,204,.45);
  background:rgba(0,229,204,.07);
  color:#b9fcf5;
  border-radius:var(--radius-pill);
  padding:7px 16px;
  font-size:13px;
  font-weight:600;
  letter-spacing:1px;
  margin-bottom:22px;
  box-shadow:0 0 18px rgba(0,229,204,.08);
}
.jy-hero h1{
  font-size:clamp(36px,5.2vw,58px);
  font-weight:800;
  line-height:1.18;
  letter-spacing:.5px;
  margin-bottom:20px;
}
.jy-h1-sub{
  display:block;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.jy-hero-sub{
  color:#B9C6DA;
  font-size:17px;
  max-width:560px;
  line-height:1.8;
  margin-bottom:32px;
}
.jy-hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.jy-hero-visual{position:relative;}
.jy-hero-imgwrap{
  position:relative;
  border-radius:16px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.1);
  box-shadow:0 20px 60px rgba(0,0,0,.45),0 0 0 1px rgba(255,61,138,.12),0 0 46px rgba(0,229,204,.08);
}
.jy-hero-imgwrap img{
  width:100%;
  height:auto;
  aspect-ratio:4/3;
  object-fit:cover;
}
.jy-hero-floatcard{
  position:absolute;
  left:-20px;
  bottom:24px;
  min-width:170px;
  background:rgba(15,21,33,.88);
  backdrop-filter:blur(6px);
  border:1px solid var(--border);
  border-radius:12px;
  padding:14px 18px;
  box-shadow:0 12px 30px rgba(0,0,0,.35);
}
.jy-hero-floatcard span{display:block;font-size:12px;color:var(--text-muted);}
.jy-hero-floatcard strong{font-size:28px;font-weight:800;color:var(--accent);letter-spacing:.5px;line-height:1.2;}

/* ===== Stats ===== */
.jy-stats{padding:44px 0;border-bottom:1px solid var(--border);background:#0D111A;}
.jy-statItem{text-align:center;padding:8px 4px;}
.jy-statItem strong{
  display:block;
  font-size:clamp(30px,3.2vw,45px);
  font-weight:800;
  line-height:1.2;
  color:#fff;
  font-variant-numeric:tabular-nums;
}
.jy-statItem em{
  display:block;
  font-style:normal;
  color:var(--text-muted);
  font-size:14px;
  margin-top:4px;
}
.jy-statItem strong small{font-size:.55em;font-weight:800;color:var(--primary);}

/* ===== Feature Panels ===== */
.jy-panel{
  position:relative;
  display:block;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--border);
  background:var(--bg-card);
  box-shadow:var(--shadow);
  min-height:260px;
  transition:transform var(--transition),border-color var(--transition),box-shadow var(--transition);
}
.jy-panel:hover{
  transform:translateY(-6px);
  border-color:rgba(255,61,138,.45);
  box-shadow:var(--shadow-glow);
}
.jy-panel img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .35s ease;
}
.jy-panel:hover img{transform:scale(1.04);}
.jy-panel-grad{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(11,14,21,.25) 0%,rgba(11,14,21,.92) 100%);
  z-index:1;
  transition:background var(--transition);
}
.jy-panel-grad2{
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(11,14,21,.94) 20%,rgba(11,14,21,.45) 100%);
  z-index:1;
}
.jy-panel-content{
  position:relative;
  z-index:2;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  padding:28px;
  height:100%;
}
.jy-panel-lg{min-height:330px;}
.jy-panel-sm{min-height:165px;}
.jy-panel-tall{min-height:260px;}
.jy-panel-h{min-height:220px;}
.jy-panel-content .jy-tag{margin-bottom:12px;}
.jy-panel-title{
  font-size:22px;
  font-weight:700;
  line-height:1.4;
  color:#fff;
  margin-bottom:6px;
  overflow-wrap:break-word;
}
.jy-panel-sm .jy-panel-title{font-size:18px;line-height:1.35;}
.jy-panel-desc{
  color:var(--text-muted);
  font-size:14px;
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-top:4px;
}
.jy-panel-more{
  margin-top:auto;
  padding-top:12px;
  color:var(--accent);
  font-size:14px;
  font-weight:600;
  transition:letter-spacing var(--transition);
}
.jy-panel:hover .jy-panel-more{letter-spacing:1.2px;color:#fff;}

/* ===== Latest posts / hot ===== */
.jy-posts-area{padding:64px 0;}
.jy-posts-empty{
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:220px;
  border:1px dashed var(--border);
  border-radius:var(--radius-card);
  color:var(--text-muted);
  background:rgba(0,0,0,.14);
  font-size:15px;
}
.jy-post-list{display:flex;flex-direction:column;gap:2px;}
.jy-post-item{
  background:transparent;
  border-radius:10px;
  transition:background var(--transition);
}
.jy-post-item + .jy-post-item{border-top:1px solid rgba(255,255,255,.05);}
.jy-post-item:hover{
  background:rgba(255,255,255,.025);
}
.jy-post-link{
  display:flex;
  align-items:flex-start;
  gap:16px;
  padding:18px 12px 18px 16px;
  position:relative;
  border-left:3px solid transparent;
  transition:border-color var(--transition);
}
.jy-post-item:hover .jy-post-link{border-left-color:var(--primary);}
.jy-post-idx{
  flex:0 0 34px;
  width:34px;
  height:34px;
  border-radius:8px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  font-size:14px;
  color:var(--text-muted);
  background:rgba(255,255,255,.05);
  transition:color var(--transition),background var(--transition);
}
.jy-post-item:hover .jy-post-idx{background:rgba(255,61,138,.16);color:#ffb3d2;}
.jy-post-body{flex:1;min-width:0;}
.jy-post-title{
  display:block;
  color:var(--text-main);
  font-size:17px;
  font-weight:700;
  line-height:1.45;
  transition:color var(--transition);
}
.jy-post-item:hover .jy-post-title{color:#fff;}
.jy-post-excerpt{
  display:block;
  color:var(--text-muted);
  font-size:14px;
  line-height:1.7;
  margin-top:4px;
  overflow:hidden;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
}
.jy-post-meta{
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:8px;
  font-size:12px;
  color:var(--text-dim);
  flex-wrap:wrap;
}
.jy-post-meta .jy-label{
  color:var(--accent);
  font-weight:600;
}
.jy-post-meta time{font-variant-numeric:tabular-nums;}
.post-aside-box{background:var(--bg-nav);border-radius:14px;border:1px solid var(--border);padding:20px;}
.post-aside-box h3{
  font-size:18px;
  font-weight:700;
  color:#fff;
  margin-bottom:18px;
  padding-left:14px;
  position:relative;
}
.post-aside-box h3::before{
  content:"";
  position:absolute;
  left:0;top:5px;bottom:5px;
  width:4px;
  border-radius:4px;
  background:linear-gradient(180deg,var(--primary),var(--accent));
}
.jy-hot-list{counter-reset:hot;}
.jy-hot-item + .jy-hot-item{margin-top:8px;}
.jy-hot-link{
  display:flex;
  align-items:center;
  gap:12px;
  padding:10px 8px;
  border-radius:8px;
  font-size:14px;
  color:var(--text-muted);
  line-height:1.5;
  background:rgba(255,255,255,.02);
  transition:background var(--transition),color var(--transition);
}
.jy-hot-link:hover{background:rgba(255,61,138,.07);color:#fff;}
.jy-hot-num{
  flex:0 0 26px;
  width:26px;
  height:26px;
  border-radius:6px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  color:var(--text-dim);
  background:rgba(255,255,255,.05);
  font-size:13px;
}
.jy-hot-item:nth-child(1) .jy-hot-num,
.jy-hot-item:nth-child(2) .jy-hot-num,
.jy-hot-item:nth-child(3) .jy-hot-num{
  background:var(--primary);
  color:#fff;
  box-shadow:0 0 12px rgba(255,61,138,.35);
}
.jy-hot-link em{
  font-style:normal;
  margin-left:auto;
  font-size:12px;
  color:var(--text-dim);
  white-space:nowrap;
}
.btn-more-news{width:100%;margin-top:16px;background:transparent;border:1px solid rgba(0,229,204,.4);color:var(--accent);}
.btn-more-news:hover{background:rgba(0,229,204,.1);color:#fff;}

/* ===== CTA Section ===== */
.jy-cta{
  position:relative;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  padding:80px 0;
  overflow:hidden;
}
.jy-cta::before{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(11,14,21,.92);
}
.jy-cta-inner{position:relative;z-index:2;}
.jy-cta-card{
  background:linear-gradient(145deg,#151D2B,#0F1522);
  border:1px solid rgba(255,61,138,.4);
  border-radius:18px;
  padding:34px;
  position:relative;
  overflow:hidden;
  box-shadow:0 0 0 1px rgba(255,61,138,.1),0 14px 40px rgba(0,0,0,.3);
}
.jy-cta-card::before{
  content:"";
  position:absolute;
  top:0;left:-40%;
  width:40%;
  height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.04),transparent);
  animation:jyShine 7s ease-in-out infinite;
  pointer-events:none;
}
.jy-cta h2{
  font-size:clamp(26px,3vw,40px);
  font-weight:800;
  line-height:1.3;
  margin-bottom:12px;
}
.jy-cta h2 span{color:var(--primary);}
.jy-cta-lead{color:#B9C6DA;font-size:16px;margin-bottom:24px;max-width:520px;}
.jy-cta-benefits{display:flex;flex-direction:column;gap:12px;margin-bottom:28px;}
.jy-benefit{display:flex;align-items:center;gap:10px;color:var(--text-main);font-size:15px;}
.jy-benefit i{
  flex:0 0 24px;
  width:24px;height:24px;
  border-radius:50%;
  background:rgba(0,229,204,.14);
  color:var(--accent);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
}
.jy-cta-form{
  display:flex;
  flex-direction:column;
  gap:14px;
  margin-top:8px;
}
.jy-cta-form input[type="tel"]{
  background:#0D111A;
  border:1px solid #2A3446;
  border-radius:var(--radius-input);
  height:52px;
  padding:0 16px;
  color:#fff;
  font-size:16px;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.jy-cta-form input[type="tel"]:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(255,61,138,.18);
}
.jy-cta-form .jy-check{
  display:flex;
  align-items:flex-start;
  gap:8px;
  color:var(--text-muted);
  font-size:13px;
  cursor:pointer;
}
.jy-cta-form .jy-check input{margin-top:3px;accent-color:var(--primary);}
.jy-privacy-tip{color:var(--text-dim);font-size:12px;margin-top:-4px;}

/* ===== FAQ ===== */
.jy-faq-wrap{max-width:860px;margin:0 auto;}
.jy-faq-filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:30px;}
.jy-filter{
  border:1px solid rgba(255,255,255,.14);
  background:transparent;
  color:var(--text-muted);
  height:38px;
  border-radius:var(--radius-pill);
  padding:0 18px;
  font-size:14px;
  font-weight:600;
  transition:all var(--transition);
}
.jy-filter:hover{color:#fff;border-color:rgba(0,229,204,.5);}
.jy-filter.is-active{
  color:#051513;
  background:var(--accent);
  border-color:var(--accent);
  box-shadow:0 0 16px rgba(0,229,204,.3);
}
.jy-faq-list{display:flex;flex-direction:column;gap:14px;}
.jy-faq-item{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  padding:0;
  transition:border-color var(--transition);
}
.jy-faq-item:hover{border-color:rgba(255,255,255,.16);}
.jy-faq-item[open]{border-color:rgba(0,229,204,.3);}
.jy-faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:20px 22px;
  cursor:pointer;
  font-size:17px;
  font-weight:600;
  color:var(--text-main);
  user-select:none;
}
.jy-faq-item summary::-webkit-details-marker{display:none;}
.jy-faq-icon{
  flex:0 0 26px;
  width:26px;height:26px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.16);
  color:var(--accent);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  font-weight:300;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.jy-faq-item[open] .jy-faq-icon{
  transform:rotate(45deg);
  background:rgba(0,229,204,.12);
  border-color:var(--accent);
}
.jy-faq-answer{
  padding:2px 22px 22px;
  color:var(--text-muted);
  font-size:15px;
  line-height:1.9;
  border-top:1px solid var(--border);
  margin:0 0 0;
}
.jy-faq-answer p{padding-top:14px;}
.jy-faq-help{
  text-align:center;
  color:var(--text-muted);
  font-size:14px;
  margin-top:24px;
}
.jy-faq-help a{color:var(--accent);}

/* ===== Footer ===== */
.jy-footer{
  background:#0A0E14;
  border-top:1px solid var(--border);
  position:relative;
  margin-top:0;
}
.jy-footer::before{
  content:"";
  display:block;
  height:1px;
  background:linear-gradient(90deg,var(--primary),var(--accent),transparent);
}
.jy-footer-main{padding:56px 0 32px;}
.jy-footer-brand .jy-brand{font-size:22px;margin-bottom:16px;}
.jy-footer-desc{color:var(--text-muted);font-size:14px;line-height:1.8;max-width:320px;margin-top:14px;}
.jy-footer-title{
  color:#fff;
  font-size:16px;
  font-weight:700;
  margin-bottom:18px;
  position:relative;
  padding-bottom:8px;
}
.jy-footer-title::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:24px;
  height:2px;
  border-radius:4px;
  background:var(--primary);
}
.jy-footer-links li + li{margin-top:12px;}
.jy-footer-links a{color:var(--text-muted);font-size:14px;}
.jy-footer-links a:hover{color:var(--primary);padding-left:4px;}
.jy-footer-links a::before{content:"› ";color:var(--accent);}
.jy-footer-info{color:var(--text-muted);font-size:14px;line-height:1.9;}
.jy-footer-info strong{color:#fff;font-weight:700;}
.jy-footer-bottom{
  border-top:1px solid var(--border);
  padding:18px 0;
  color:var(--text-dim);
  font-size:13px;
}
.jy-footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;}
.jy-footer-bottom a{color:var(--text-muted);}
.jy-footer-bottom a:hover{color:var(--primary);}

/* ===== Responsive ===== */
@media screen and (max-width:1024px){
  .jy-header-inner{flex-wrap:wrap;padding-top:10px;padding-bottom:10px;min-height:64px;}
  .jy-nav{margin-left:0;display:none;width:100%;order:3;background:var(--bg-elev);border-top:1px solid var(--border);border-radius:0 0 14px 14px;padding:6px 0 12px;}
  .jy-nav.is-open{display:block;}
  .jy-nav ul{flex-direction:column;align-items:stretch;gap:0;}
  .jy-nav a{padding:14px 22px;border-radius:6px;}
  .jy-nav a.active{background:rgba(255,61,138,.14);}
  .jy-nav a.active::after{display:none;}
  .jy-nav-cta{margin-left:auto;}
  .jy-burger{display:flex;}
  .jy-nav-mobile-cta{display:block;padding:14px 22px 4px;}
  .jy-hero{padding:56px 0 64px;}
  .jy-hero-visual{margin-top:44px;}
  .jy-hero-floatcard{left:12px;}
}
@media screen and (max-width:767px){
  .jy-section{padding:48px 0;}
  .jy-stats{padding:26px 0;}
  .jy-event-inner{gap:10px;}
  .jy-cd-block{min-width:42px;}
  .jy-cd-num{font-size:24px;}
  .jy-event-tag{font-size:12px;padding:4px 12px;}
  .jy-event-link{padding:6px 12px;font-size:13px;}
  .jy-panel-content{padding:20px;}
  .jy-panel-title{font-size:19px;}
  .jy-panel-desc{font-size:13px;}
  .jy-post-link{padding:14px 10px 14px 14px;}
  .jy-cta{padding:48px 0;}
  .jy-cta-card{padding:26px;}
}
@media screen and (max-width:560px){
  .jy-header-inner{padding-left:16px;padding-right:16px;gap:10px;}
  .jy-nav-cta .btn{padding:9px 16px;font-size:14px;min-height:38px;}
  .jy-brand{font-size:19px;}
  .jy-brand-mark{width:32px;height:32px;font-size:18px;border-radius:8px;}
  .jy-h1-core,.jy-h1-sub{font-size:.82em;}
  .jy-hero-sub{font-size:15px;}
  .jy-hero-actions .btn{width:100%;}
  .jy-statItem{padding:14px 4px;}
  .jy-post-idx{display:none;}
  .jy-post-link{padding-left:6px;}
  .jy-post-title{font-size:15px;}
  .jy-post-excerpt{-webkit-line-clamp:2;}
  .jy-faq-item summary{font-size:15px;padding:16px 18px;}
  .jy-faq-answer{padding-left:18px;padding-right:18px;}
}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;}
  html{scroll-behavior:auto;}
}
@media print{
  header,footer,.jy-event-bar,.jy-cta,.jy-stats,.jy-hot-wrap,.jy-cta-form{display:none !important;}
  body{background:#fff;color:#222;}
}

/* roulang page: category1 */
:root {
            --jy-bg: #0B0E15;
            --jy-bg2: #111722;
            --jy-panel: #151D2B;
            --jy-pink: #FF3D8A;
            --jy-pink-light: #FF7AB2;
            --jy-cyan: #00E5CC;
            --jy-amber: #FFC03A;
            --jy-text: #EDF2FA;
            --jy-muted: #8B98AD;
            --jy-placeholder: #556075;
            --jy-line: rgba(255, 255, 255, .08);
            --jy-font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --jy-shadow: 0 4px 20px rgba(0, 0, 0, .22);
            --jy-glow: 0 0 0 1px rgba(255, 61, 138, .35), 0 4px 30px rgba(255, 61, 138, .12);
            --jy-radius-card: 14px;
            --jy-radius-btn: 8px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--jy-font);
            background: var(--jy-bg);
            color: var(--jy-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease;
        }

        button,
        input {
            font-family: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .jy-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(7, 10, 16, .96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid transparent;
            border-image: linear-gradient(90deg, rgba(255, 61, 138, .75), rgba(0, 229, 204, .45), transparent) 1;
        }

        .jy-header-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            height: 72px;
            padding: 0 24px;
            gap: 24px;
            position: relative;
        }

        .jy-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            letter-spacing: .02em;
        }

        .jy-brand-mark {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--jy-pink), #ff6a42);
            color: #fff;
            font-size: 20px;
            font-weight: 900;
            box-shadow: 0 0 20px rgba(255, 61, 138, .35);
        }

        .jy-brand-text {
            color: var(--jy-text);
            font-size: 22px;
            white-space: nowrap;
        }

        .jy-nav {
            margin-left: auto;
            display: flex;
            align-items: center;
        }

        .jy-nav ul {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .jy-nav a {
            display: inline-block;
            padding: 10px 16px;
            color: var(--jy-muted);
            font-size: 15px;
            border-radius: 8px;
            border-bottom: 2px solid transparent;
            transition: all .25s ease;
        }

        .jy-nav a:hover {
            color: #fff;
            text-shadow: 0 0 18px rgba(255, 61, 138, .55);
        }

        .jy-nav a:focus-visible,
        .jy-footer a:focus-visible {
            outline: 2px solid var(--jy-cyan);
            outline-offset: 2px;
        }

        .jy-nav a.active {
            color: var(--jy-text);
            background: rgba(255, 61, 138, .1);
            border-bottom-color: var(--jy-pink);
            text-shadow: 0 0 14px rgba(255, 61, 138, .4);
        }

        .jy-nav-cta {
            margin-left: 12px;
            flex-shrink: 0;
        }

        .jy-burger {
            display: none;
            width: 44px;
            height: 44px;
            background: transparent;
            border: 0;
            border-radius: 8px;
            cursor: pointer;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            margin-left: 12px;
        }

        .jy-burger i {
            width: 22px;
            height: 2px;
            background: var(--jy-text);
            display: block;
            border-radius: 2px;
            transition: transform .25s ease;
        }

        .jy-burger.is-open i:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .jy-burger.is-open i:nth-child(2) {
            transform: scaleX(.3);
            opacity: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            border-radius: var(--jy-radius-btn);
            font-weight: 700;
            font-size: 15px;
            line-height: 1.4;
            border: 0;
            cursor: pointer;
            transition: box-shadow .25s ease, transform .25s ease, background .25s ease;
        }

        .btn-pink {
            background: linear-gradient(135deg, var(--jy-pink), var(--jy-pink-light));
            color: #fff;
            box-shadow: 0 6px 24px rgba(255, 61, 138, .24);
        }

        .btn-pink:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 34px rgba(255, 61, 138, .4);
        }

        .btn-cyan {
            background: linear-gradient(135deg, #00E5CC, #94ffec);
            color: #07131a;
            box-shadow: 0 6px 22px rgba(0, 229, 204, .2);
        }

        .btn-cyan:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(0, 229, 204, .36);
        }

        .btn-outline-cyan {
            background: transparent;
            color: var(--jy-cyan);
            border: 1px solid var(--jy-cyan);
        }

        .btn-outline-cyan:hover {
            background: rgba(0, 229, 204, .1);
            box-shadow: 0 0 28px rgba(0, 229, 204, .25);
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 15px 30px;
            font-size: 16px;
        }

        .btn-sm {
            padding: 8px 14px;
            font-size: 14px;
        }

        .jy-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--jy-cyan);
            background: rgba(0, 229, 204, .08);
            border: 1px solid rgba(0, 229, 204, .35);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .02em;
            margin-bottom: 18px;
        }

        .jy-eyebrow i {
            font-size: 12px;
        }

        .jy-cat-hero {
            position: relative;
            padding: 70px 0 88px;
            overflow: hidden;
            background-color: var(--jy-bg);
        }

        .jy-cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(7, 10, 16, .96) 0%, rgba(11, 14, 21, .86) 42%, rgba(17, 23, 34, .72) 100%);
            z-index: 1;
        }

        .jy-cat-hero-bg {
            position: absolute;
            inset: -4% -2%;
            background:
                linear-gradient(90deg, rgba(11, 14, 21, .88) 0%, rgba(11, 14, 21, .55) 62%, rgba(11, 14, 21, .78) 100%),
                url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            z-index: 0;
        }

        .jy-cat-hero .container {
            position: relative;
            z-index: 2;
        }

        .jy-cat-hero h1 {
            font-size: clamp(34px, 4.4vw, 54px);
            font-weight: 800;
            line-height: 1.16;
            margin-bottom: 14px;
            color: var(--jy-text);
            letter-spacing: .01em;
        }

        .jy-cat-hero h1 .highlight {
            background: linear-gradient(90deg, var(--jy-pink-light), var(--jy-cyan));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .jy-cat-lead {
            font-size: 17px;
            line-height: 1.9;
            color: #A5B3C7;
            max-width: 620px;
            margin-bottom: 22px;
        }

        .jy-btn-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 30px;
        }

        .jy-trust-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .jy-trust-item {
            border: 1px solid var(--jy-line);
            background: rgba(255, 255, 255, .03);
            padding: 8px 14px;
            border-radius: 999px;
            font-size: 13px;
            color: var(--jy-muted);
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .jy-trust-item i {
            color: var(--jy-cyan);
        }

        .jy-device-preview {
            position: relative;
            z-index: 2;
            border-radius: 18px;
            border: 1px solid rgba(255, 255, 255, .1);
            background: #0e141f;
            box-shadow: 0 40px 80px rgba(0, 0, 0, .5);
            overflow: hidden;
        }

        .jy-device-top {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .04);
            border-bottom: 1px solid var(--jy-line);
            padding: 12px 16px;
        }

        .jy-device-top i {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: #3a4558;
            display: block;
        }

        .jy-device-top i:nth-child(1) {
            background: var(--jy-pink);
        }

        .jy-device-top i:nth-child(2) {
            background: var(--jy-amber);
        }

        .jy-device-top i:nth-child(3) {
            background: var(--jy-cyan);
        }

        .jy-device-frame {
            padding: 14px 14px 16px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .jy-device-frame img {
            border-radius: 12px;
            width: 100%;
            object-fit: cover;
            aspect-ratio: 16 / 9;
            background: #1d2634;
        }

        .jy-device-card {
            background: #111a27;
            border: 1px solid var(--jy-line);
            border-radius: 12px;
            padding: 12px 14px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .jy-device-card strong {
            font-size: 14px;
            color: #dbe4ef;
            display: block;
        }

        .jy-device-card span {
            font-size: 12px;
            color: var(--jy-muted);
            display: block;
        }

        .jy-section {
            padding: 88px 0;
        }

        .jy-section-alt {
            background: var(--jy-bg2);
            border-top: 1px solid var(--jy-line);
            border-bottom: 1px solid var(--jy-line);
            padding: 88px 0;
        }

        .jy-section-head {
            margin-bottom: 46px;
        }

        .jy-section-head .jy-eyebrow {
            margin-bottom: 12px;
        }

        .jy-section-head h2 {
            font-size: clamp(27px, 3vw, 38px);
            font-weight: 800;
            line-height: 1.3;
            color: var(--jy-text);
            margin-bottom: 10px;
        }

        .jy-section-head p {
            color: var(--jy-muted);
            max-width: 600px;
            font-size: 16px;
        }

        .jy-text-block .jy-sec-title {
            font-size: 22px;
            font-weight: 700;
            margin: 16px 0 12px;
            color: var(--jy-text);
        }

        .jy-text-block p {
            color: #B5C1D3;
            font-size: 16px;
            line-height: 2;
            margin-bottom: 16px;
        }

        .jy-feature-list {
            list-style: none;
            margin: 24px 0 0;
            display: grid;
            gap: 8px;
        }

        .jy-feature-list li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            font-size: 15px;
            color: #B5C1D3;
            padding: 10px 14px;
            background: rgba(255, 255, 255, .03);
            border: 1px solid var(--jy-line);
            border-radius: 10px;
        }

        .jy-feature-list i {
            color: var(--jy-cyan);
            margin-top: 5px;
            font-size: 13px;
        }

        .jy-compact-cta {
            border-radius: 14px;
            background: rgba(0, 229, 204, .07);
            border: 1px solid rgba(0, 229, 204, .3);
            padding: 15px 20px;
            color: #cfeadf;
            font-size: 15px;
        }

        .jy-figure-card {
            border-radius: var(--jy-radius-card);
            overflow: hidden;
            position: relative;
            box-shadow: var(--jy-shadow);
        }

        .jy-figure-card img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            transition: transform .55s ease;
        }

        .jy-figure-card:hover img {
            transform: scale(1.03);
        }

        .jy-timeline-zone {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 24px;
            margin-top: 36px;
        }

        .jy-timeline-item {
            position: relative;
            grid-column: span 4;
            background: linear-gradient(180deg, rgba(21, 29, 43, .9), rgba(17, 23, 34, .8));
            border: 1px solid var(--jy-line);
            border-radius: var(--jy-radius-card);
            padding: 28px;
            overflow: hidden;
            transition: transform .3s ease, box-shadow .3s ease;
        }

        .jy-timeline-item::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            height: 3px;
            width: 100%;
            background: linear-gradient(90deg, var(--jy-pink), transparent);
        }

        .jy-timeline-item:nth-child(2)::after {
            background: linear-gradient(90deg, var(--jy-amber), transparent);
        }

        .jy-timeline-item:nth-child(3)::after {
            background: linear-gradient(90deg, var(--jy-cyan), transparent);
        }

        .jy-timeline-item:hover {
            transform: translateY(-8px);
            box-shadow: var(--jy-shadow);
        }

        .jy-timeline-time {
            display: inline-block;
            background: rgba(255, 61, 138, .12);
            color: var(--jy-pink-light);
            border-radius: 999px;
            padding: 5px 14px;
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .jy-timeline-item:nth-child(2) .jy-timeline-time {
            background: rgba(255, 192, 58, .14);
            color: var(--jy-amber);
        }

        .jy-timeline-item:nth-child(3) .jy-timeline-time {
            background: rgba(0, 229, 204, .14);
            color: var(--jy-cyan);
        }

        .jy-timeline-item h3 {
            font-size: 19px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .jy-timeline-item p {
            color: var(--jy-muted);
            font-size: 15px;
            line-height: 1.75;
        }

        .jy-cat-hero h1 .block-divider {
            display: block;
            width: 100%;
            height: 1px;
            background: linear-gradient(90deg, var(--jy-pink), var(--jy-cyan), transparent);
            margin: 10px 0 16px;
        }

        .jy-cover-tiles {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 20px;
        }

        .jy-cover-tile {
            position: relative;
            border-radius: 14px;
            overflow: hidden;
            background: #101522;
            border: 1px solid var(--jy-line);
            min-height: 280px;
            box-shadow: var(--jy-shadow);
            transition: transform .35s ease, border-color .35s ease;
        }

        .jy-cover-tile:hover {
            transform: translateY(-8px);
            border-color: rgba(255, 61, 138, .5);
        }

        .jy-cover-tile img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .jy-cover-tile-body {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            padding: 90px 20px 20px;
            background-image: linear-gradient(to top, rgba(7, 10, 16, .96), rgba(7, 10, 16, .25), transparent);
        }

        .jy-cover-tile span {
            display: inline-flex;
            padding: 4px 12px;
            font-size: 12px;
            border-radius: 999px;
            background: rgba(255, 61, 138, .2);
            color: #ffd5e8;
            margin-bottom: 10px;
        }

        .jy-cover-tile h3 {
            font-size: 20px;
            line-height: 1.3;
            margin-bottom: 6px;
        }

        .jy-cover-tile p {
            font-size: 14px;
            color: #b1bccd;
            line-height: 1.6;
        }

        .jy-quick-tips {
            background: linear-gradient(130deg, #141d2c, #10151f);
            border-radius: 20px;
            padding: 32px 30px;
            border: 1px solid var(--jy-line);
            display: grid;
            gap: 18px;
        }

        .jy-quick-tips h3 {
            font-size: 20px;
            margin-bottom: 4px;
        }

        .jy-quick-tips p {
            color: var(--jy-muted);
        }

        .jy-mini-cta {
            background: #0f1723;
            border: 1px solid var(--jy-line);
            border-radius: 18px;
            padding: 42px 30px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            position: relative;
            overflow: hidden;
        }

        .jy-mini-cta::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            width: 220px;
            height: 100%;
            background: linear-gradient(90deg, rgba(255, 61, 138, .08), transparent);
        }

        .jy-mini-cta h2 {
            font-size: clamp(22px, 2.4vw, 32px);
            font-weight: 800;
            line-height: 1.35;
            max-width: 640px;
        }

        .jy-mini-cta p {
            color: var(--jy-muted);
            font-size: 15px;
            margin-top: 6px;
            max-width: 560px;
        }

        .jy-link-more {
            display: inline-flex;
            gap: 6px;
            align-items: center;
            color: var(--jy-pink-light);
            font-size: 15px;
            font-weight: 600;
            margin-top: 8px;
            transition: gap .3s ease;
        }

        .jy-link-more:hover {
            gap: 9px;
            color: #fff;
        }

        .jy-footer {
            background: linear-gradient(180deg, #0a0e14, #05070c);
            border-top: 1px solid rgba(255, 61, 138, .2);
            padding: 52px 0 0;
        }

        .jy-footer-main {
            padding-bottom: 30px;
        }

        .jy-footer-brand .jy-brand {
            margin-bottom: 8px;
        }

        .jy-footer-brand .jy-brand-text {
            font-weight: 800;
        }

        .jy-footer-desc {
            font-size: 14px;
            color: #7f8ea3;
            max-width: 320px;
            line-height: 1.8;
            margin-top: 14px;
        }

        .jy-footer-title {
            color: #dce5f0;
            font-weight: 700;
            margin-bottom: 16px;
            font-size: 15px;
        }

        .jy-footer-links {
            list-style: none;
            display: grid;
            gap: 4px;
        }

        .jy-footer-links a {
            display: block;
            padding: 6px 0;
            font-size: 14px;
            color: #7f8ea3;
            border-radius: 4px;
        }

        .jy-footer-links a:hover {
            color: var(--jy-pink-light);
        }

        .jy-footer-info p {
            font-size: 14px;
            color: #7f8ea3;
            margin-bottom: 8px;
        }

        .jy-footer-info strong {
            color: #c9d2df;
            font-weight: 600;
        }

        .jy-footer-bottom {
            border-top: 1px solid var(--jy-line);
            padding: 18px 0;
        }

        .jy-footer-bottom-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            color: #5e6b7e;
            font-size: 13px;
        }

        .jy-footer-bottom-inner a {
            color: #77869d;
            text-decoration: underline;
        }

        .jy-footer-bottom-inner a:hover {
            color: var(--jy-pink-light);
        }

        @media (max-width: 1023px) {
            .jy-nav {
                position: absolute;
                left: 0;
                right: 0;
                top: 72px;
                background: #0D111A;
                border-top: 1px solid var(--jy-line);
                box-shadow: 0 22px 30px rgba(0, 0, 0, .26);
                display: none;
                margin-left: 0;
                padding: 12px 20px 22px;
            }

            .jy-nav.is-open {
                display: block;
            }

            .jy-nav ul {
                flex-direction: column;
                gap: 0;
                align-items: stretch;
            }

            .jy-nav li {
                width: 100%;
            }

            .jy-nav li a {
                display: block;
                padding: 15px 12px;
                border-bottom: 1px solid rgba(255, 255, 255, .05);
                border-left: 3px solid transparent;
                border-radius: 0;
            }

            .jy-nav li a.active {
                border-bottom-color: transparent;
                border-left-color: var(--jy-pink);
                background: rgba(255, 61, 138, .08);
            }

            .jy-nav-cta {
                display: none;
            }

            .jy-nav-mobile-cta {
                margin-top: 14px;
            }

            .jy-burger {
                display: flex;
                margin-left: auto;
            }

            .jy-timeline-item {
                grid-column: span 6;
            }

            .jy-timeline-item:last-child {
                grid-column: span 12;
            }
        }

        @media (max-width: 767px) {
            .jy-cat-hero {
                padding: 42px 0 56px;
            }

            .jy-section,
            .jy-section-alt {
                padding: 56px 0;
            }

            .jy-device-preview {
                margin-top: 24px;
            }

            .jy-timeline-item {
                grid-column: span 12;
            }

            .jy-timeline-item:last-child {
                grid-column: span 12;
            }

            .jy-cover-tile {
                min-height: 240px;
            }

            .jy-footer-bottom-inner {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .jy-header-inner {
                padding: 0 16px;
                height: 64px;
                gap: 16px;
            }

            .jy-brand-text {
                font-size: 19px;
            }

            .jy-brand-mark {
                width: 34px;
                height: 34px;
            }

            .jy-nav {
                top: 64px;
            }

            .jy-cat-hero h1 {
                font-size: 30px;
            }

            .jy-btn-row {
                flex-direction: column;
            }

            .jy-btn-row .btn {
                width: 100%;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                scroll-behavior: auto !important;
                transition-duration: .01ms !important;
                animation-duration: .01ms !important;
            }
        }

/* roulang page: article */
:root {
  --bg: #0B0E15;
  --bg2: #111722;
  --surface: #151D2B;
  --pink: #FF3D8A;
  --cyan: #00E5CC;
  --gold: #FFC03A;
  --text: #EDF2FA;
  --muted: #8B98AD;
  --faint: #556075;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 14px;
  --btn-radius: 8px;
  --input-radius: 10px;
  --tag-radius: 999px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.22);
  --glow-pink: 0 0 0 1px rgba(255, 61, 138, 0.35), 0 4px 30px rgba(255, 61, 138, 0.12);
  --container: 1200px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}
a { color: var(--cyan); text-decoration: none; transition: color .2s ease, border-color .2s ease, background .2s ease, opacity .2s ease; }
a:hover { color: var(--pink); }
img { max-width: 100%; height: auto; border: 0; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
button { cursor: pointer; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; width: 100%; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #0A0E15; }
::-webkit-scrollbar-thumb { background: #232D3F; border-radius: 8px; border: 2px solid #0A0E15; }
::-webkit-scrollbar-thumb:hover { background: #FF3D8A; }

.jy-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: 72px;
  z-index: 80;
  background: rgba(7, 10, 16, 0.97);
  border-bottom: 1px solid transparent;
}
.jy-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, var(--pink), var(--cyan) 70%, transparent);
  opacity: .85;
  pointer-events: none;
}
.jy-header-inner {
  max-width: var(--container);
  margin: 0 auto;
  height: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  position: relative;
}
.jy-brand { display: inline-flex; align-items: center; gap: 10px; color: #fff; flex-shrink: 0; }
.jy-brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--pink), #ff7ab2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 0 18px rgba(255, 61, 138, 0.35);
}
.jy-brand-text { font-size: 20px; font-weight: 800; letter-spacing: 1px; white-space: nowrap; }
.jy-nav { margin-left: 42px; flex: 1; display: flex; align-items: center; }
.jy-nav ul { display: flex; align-items: center; gap: 6px; margin: 0; padding: 0; list-style: none; }
.jy-nav li { margin: 0; }
.jy-nav li a {
  display: inline-flex;
  align-items: center;
  height: 42px;
  padding: 0 14px;
  border-radius: 8px;
  color: var(--muted);
  font-weight: 600;
  font-size: 15px;
  position: relative;
}
.jy-nav li a:hover { color: #fff; background: rgba(255, 61, 138, 0.12); }
.jy-nav li a.active { color: #fff; }
.jy-nav li a.active::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 0;
  height: 2px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--pink), var(--cyan));
  box-shadow: 0 0 12px rgba(0, 229, 204, 0.6);
}
.jy-nav-cta { margin-left: 24px; display: flex; align-items: center; }
.jy-nav-mobile-cta { display: none !important; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  height: 44px;
  border-radius: var(--btn-radius);
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease, color .2s ease;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(1px); box-shadow: none; }
.btn-cyan {
  background: linear-gradient(135deg, #00e5cc, #00c2b5);
  color: #061014;
  border-radius: 8px;
  box-shadow: 0 0 18px rgba(0, 229, 204, 0.16);
}
.btn-cyan:hover { color: #061014; box-shadow: 0 6px 32px rgba(0, 229, 204, 0.28); transform: translateY(-2px); }
.btn-pink {
  background: linear-gradient(135deg, var(--pink), #ff5e9f);
  color: #fff;
  box-shadow: 0 8px 28px rgba(255, 61, 138, 0.24);
}
.btn-pink:hover { color: #fff; box-shadow: 0 12px 40px rgba(255, 61, 138, 0.4); transform: translateY(-2px); }
.btn-glow { border: 1px solid rgba(0, 229, 204, 0.7); background: transparent; color: var(--cyan); }
.btn-glow:hover { background: rgba(0, 229, 204, 0.12); color: var(--cyan); box-shadow: 0 0 24px rgba(0, 229, 204, 0.2); }

.jy-burger {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: 16px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.jy-burger i { display: block; width: 18px; height: 2px; background: #EDF2FA; position: relative; border-radius: 4px; transition: background .2s ease; }
.jy-burger i::before,
.jy-burger i::after {
  content: "";
  width: 18px;
  height: 2px;
  background: #EDF2FA;
  border-radius: 4px;
  position: absolute;
  left: 0;
  transition: transform .25s ease, top .25s ease;
}
.jy-burger i::before { top: -6px; }
.jy-burger i::after { top: 6px; }
body.jy-menuOpen .jy-burger i { background: transparent; }
body.jy-menuOpen .jy-burger i::before { top: 0; transform: rotate(45deg); background: var(--pink); }
body.jy-menuOpen .jy-burger i::after { top: 0; transform: rotate(-45deg); background: var(--cyan); }

.jy-pageMain {
  padding: 48px 0 96px;
  min-height: calc(100vh - 72px);
  background:
    radial-gradient(circle at 8% 12%, rgba(255, 61, 138, 0.09), transparent 28%),
    radial-gradient(circle at 92% 0%, rgba(0, 229, 204, 0.06), transparent 24%),
    var(--bg);
}
.jy-articleShell { max-width: 880px; margin: 0 auto; padding: 0 24px; }
.jy-breadcrumb {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.jy-breadcrumb a { color: var(--muted); }
.jy-breadcrumb a:hover { color: var(--pink); }
.jy-breadcrumb .sep { color: var(--faint); margin: 0 4px; }
.jy-breadcrumb .cur { color: var(--text); max-width: 360px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.jy-articlePanel {
  margin-top: 28px;
  background: linear-gradient(180deg, rgba(21, 29, 43, 0.92), rgba(17, 23, 34, 0.98));
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 52px 54px 42px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.jy-articlePanel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--pink), var(--cyan), transparent);
}
.jy-articleTitleWrap { margin-bottom: 18px; }
.jy-articleTitleWrap h1 {
  margin: 0;
  font-size: 36px;
  line-height: 1.35;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.2px;
}
.jy-articleMeta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
  margin-top: 16px;
}
.jy-metaItem {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.jy-metaDot { color: var(--faint); }
.jy-articleBody {
  margin-top: 32px;
  font-size: 17px;
  line-height: 1.9;
  color: #DBE2EE;
  word-break: break-word;
}
.jy-articleBody > p { margin: 0 0 24px; }
.jy-articleBody h2 {
  margin: 44px 0 18px;
  color: #fff;
  font-size: 26px;
  line-height: 1.4;
  padding-left: 16px;
  border-left: 4px solid var(--pink);
  border-radius: 2px;
}
.jy-articleBody h3 {
  margin: 34px 0 14px;
  color: #fff;
  font-size: 21px;
  line-height: 1.45;
  font-weight: 700;
}
.jy-articleBody h4 {
  margin: 28px 0 12px;
  color: #EDF2FA;
  font-size: 18px;
  line-height: 1.5;
}
.jy-articleBody a { color: var(--cyan); border-bottom: 1px solid rgba(0, 229, 204, 0.45); }
.jy-articleBody a:hover { color: var(--pink); border-bottom-color: var(--pink); }
.jy-articleBody img { border-radius: 10px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28); margin: 28px auto; display: block; }
.jy-articleBody blockquote {
  margin: 28px 0;
  padding: 16px 22px;
  background: #111722;
  border-left: 3px solid var(--pink);
  border-radius: 8px;
  color: #AEB9CD;
  font-style: italic;
}
.jy-articleBody ul,
.jy-articleBody ol {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}
.jy-articleBody ul li,
.jy-articleBody ol li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 10px;
}
.jy-articleBody ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .72em;
  width: 9px;
  height: 9px;
  background: var(--cyan);
  border-radius: 3px;
  box-shadow: 0 0 12px rgba(0, 229, 204, 0.4);
}
.jy-articleBody ol { counter-reset: jyNum; }
.jy-articleBody ol li { counter-increment: jyNum; }
.jy-articleBody ol li::before {
  content: counter(jyNum);
  position: absolute;
  left: 0;
  top: .27em;
  font-size: 12px;
  font-weight: 700;
  color: var(--pink);
}
.jy-articleBody table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  background: #111722;
  border-radius: 12px;
  overflow: hidden;
  font-size: 15px;
}
.jy-articleBody th,
.jy-articleBody td {
  padding: 14px 16px;
  text-align: left;
  border: 1px solid rgba(255, 255, 255, 0.07);
  color: #C3CDDC;
}
.jy-articleBody th { background: #1A2433; color: #fff; font-weight: 700; }
.jy-articleBody code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  background: #0F1520;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  padding: 3px 7px;
  color: #FF7AB2;
  font-size: .92em;
}
.jy-articleBody pre {
  background: #0C111D;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  padding: 20px 22px;
  overflow-x: auto;
  margin: 28px 0;
}
.jy-articleBody pre code { background: transparent; border: 0; padding: 0; color: #BDE8E2; }

.jy-articleTags {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.jy-tag {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 14px;
  border-radius: var(--tag-radius);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--muted);
  font-size: 13px;
  background: rgba(255, 255, 255, 0.02);
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}
.jy-tag:hover {
  color: var(--pink);
  border-color: var(--pink);
  background: rgba(255, 61, 138, 0.08);
}

.jy-relatedSection {
  margin-top: 44px;
}
.jy-relatedHead {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}
.jy-relatedHead::before {
  content: "";
  display: block;
  width: 28px;
  height: 4px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--pink), var(--cyan));
  box-shadow: 0 0 14px rgba(255, 61, 138, 0.4);
}
.jy-relatedHead h2 {
  margin: 0;
  color: #fff;
  font-size: 23px;
  font-weight: 800;
}
.jy-relatedCard {
  display: block;
  background: #151D2B;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  overflow: hidden;
  height: 100%;
  transition: transform .25s ease-out, border-color .25s ease-out, box-shadow .25s ease-out;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
  margin-bottom: 16px;
}
.jy-relatedCard:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 61, 138, 0.6);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 61, 138, 0.1);
  color: inherit;
}
.jy-relatedCard figure { margin: 0; overflow: hidden; background: #0E121B; }
.jy-relatedCard img {
  display: block;
  width: 100%;
  height: 150px;
  object-fit: cover;
  transition: transform .35s ease-out;
  background: #0E121B;
}
.jy-relatedCard:hover figure img { transform: scale(1.04); }
.jy-relatedCard-body { padding: 16px 18px 20px; }
.jy-relatedCard-body h3 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.5;
  color: #EDF2FA;
  font-weight: 700;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.jy-relatedCard:hover .jy-relatedCard-body h3 { color: #fff; }
.jy-relatedCard-body p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.jy-backRow {
  margin-top: 30px;
  text-align: center;
}
.jy-backLink {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  padding: 12px 18px;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: color .2s ease, background .2s ease;
}
.jy-backLink:hover { color: var(--cyan); background: rgba(0, 229, 204, 0.08); }

.jy-emptyPanel {
  margin-top: 28px;
  background: #111722;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 80px 32px;
  text-align: center;
}
.jy-emptyMark {
  width: 64px;
  height: 64px;
  margin: 0 auto 22px;
  border-radius: 50%;
  border: 1px solid rgba(255, 61, 138, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--pink);
  font-size: 28px;
  font-weight: 300;
  box-shadow: 0 0 30px rgba(255, 61, 138, 0.1);
}
.jy-emptyPanel h1 {
  margin: 0 0 10px;
  color: #fff;
  font-size: 28px;
}
.jy-emptyPanel p { color: var(--muted); margin: 0 0 28px; }

.jy-footer {
  background: linear-gradient(180deg, #0A0E16, #05070C);
  border-top: 1px solid rgba(255, 61, 138, 0.18);
  margin-top: 40px;
}
.jy-footer::before {
  content: "";
  display: block;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--pink), var(--cyan), transparent);
  opacity: .5;
}
.jy-footer-main { padding: 64px 0 40px; }
.jy-footer-brand .jy-brand { color: #fff; }
.jy-footer-brand .jy-brand-text { font-size: 20px; }
.jy-footer-desc {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.9;
  max-width: 320px;
}
.jy-footer-title {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin: 4px 0 18px;
  position: relative;
  padding-bottom: 8px;
}
.jy-footer-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 2px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--pink), var(--cyan));
}
.jy-footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.jy-footer-links li { margin-bottom: 4px; }
.jy-footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  color: var(--muted);
  font-size: 14px;
}
.jy-footer-links a:hover { color: var(--pink); }
.jy-footer-info { color: var(--muted); font-size: 14px; line-height: 1.9; }
.jy-footer-info strong { color: #D5DCEA; display: block; margin-bottom: 6px; }
.jy-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 22px 0;
}
.jy-footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--faint);
  font-size: 13px;
}
.jy-footer-bottom-inner a { color: var(--muted); }
.jy-footer-bottom-inner a:hover { color: var(--pink); }

@media (max-width: 1023.98px) {
  .jy-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    margin: 0;
    background: #0D111A;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 8px 24px 22px;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45);
  }
  body.jy-menuOpen .jy-nav { display: block; animation: jyFadeIn .2s ease; }
  .jy-nav ul { flex-direction: column; align-items: stretch; gap: 0; width: 100%; }
  .jy-nav li + li { border-top: 1px solid rgba(255, 255, 255, 0.06); }
  .jy-nav li a {
    width: 100%;
    height: 52px;
    border-radius: 0;
    font-size: 16px;
    display: flex;
    align-items: center;
  }
  .jy-nav li a:hover { background: rgba(255, 61, 138, 0.08); color: #fff; }
  .jy-nav li a.active { background: rgba(255, 61, 138, 0.08); color: #fff; }
  .jy-nav li a.active::after { left: 0; right: auto; width: 4px; top: 8px; bottom: 8px; height: auto; border-radius: 0 6px 6px 0; }
  .jy-nav-mobile-cta { display: block !important; padding-top: 14px; }
  .jy-nav-cta { display: none; }
  .jy-burger { display: inline-flex; }
  .jy-articlePanel { padding: 42px 34px 36px; }
}
@keyframes jyFadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (max-width: 767.98px) {
  .jy-pageMain { padding: 36px 0 72px; }
  .jy-header-inner { padding: 0 16px; }
  .jy-brand-text { font-size: 18px; }
  .jy-articleShell { padding: 0 16px; }
  .jy-articlePanel { padding: 30px 20px 28px; border-radius: 14px; }
  .jy-articleTitleWrap h1 { font-size: 28px; }
  .jy-articleBody { font-size: 16px; line-height: 1.85; }
  .jy-articleBody h2 { font-size: 22px; }
  .jy-articleBody h3 { font-size: 19px; }
  .jy-relatedHead h2 { font-size: 20px; }
  .jy-footer-main { padding: 48px 0 24px; }
  .jy-footer-bottom-inner { justify-content: center; text-align: center; }
}
@media (max-width: 520px) {
  .jy-nav-cta .btn { padding: 0 14px; }
  .jy-articleMeta { gap: 8px; }
  .jy-articleBody table { display: block; overflow-x: auto; }
  .jy-relatedCard img { height: 130px; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}
@media print {
  .jy-header, .jy-nav-cta, .jy-burger, .jy-relatedSection, .jy-backRow, .jy-footer-bottom { display: none !important; }
  body { background: #fff; color: #111; }
  .jy-pageMain { background: #fff; }
  .jy-articlePanel { border: 1px solid #ddd; box-shadow: none; background: #fff; }
  .jy-articleBody { color: #222; }
  .jy-articleTitleWrap h1 { color: #000; }
}

/* roulang page: category2 */
:root{
  --jy-bg:#0B0E15;
  --jy-bg2:#111722;
  --jy-bg3:#151D2B;
  --jy-bg4:#0D111A;
  --jy-pink:#FF3D8A;
  --jy-pink-light:#FF7AB2;
  --jy-cyan:#00E5CC;
  --jy-amber:#FFC03A;
  --jy-text:#EDF2FA;
  --jy-muted:#8B98AD;
  --jy-dim:#556075;
  --jy-border:rgba(255,255,255,.08);
  --jy-radius:14px;
  --jy-radius-btn:8px;
  --jy-shadow:0 4px 20px rgba(0,0,0,.22);
  --jy-glow:0 0 0 1px rgba(255,61,138,.35),0 4px 30px rgba(255,61,138,.12);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--jy-bg);
  color:var(--jy-text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
p{margin:0 0 1rem;}
h1,h2,h3,h4,blockquote{margin:0;}
button,input{font:inherit;border:0;}
button{background:none;cursor:pointer;}
.row{max-width:1200px;margin-left:auto;margin-right:auto;width:100%;}
.row::before,.row::after{content:"";display:table;clear:both;}
.columns{padding-left:.9375rem;padding-right:.9375rem;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
a:focus-visible,button:focus-visible{outline:2px solid var(--jy-cyan);outline-offset:2px;border-radius:4px;}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important;}
}
.jy-header{
  position:sticky;top:0;z-index:100;
  background:#070A10;
  border-bottom:1px solid rgba(255,255,255,.06);
  box-shadow:0 6px 24px rgba(0,0,0,.28);
}
.jy-header-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.jy-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:22px;line-height:1;white-space:nowrap;}
.jy-brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;flex:0 0 auto;
  background:linear-gradient(135deg,#FF3D8A,#FF7AB2);
  color:#fff;font-size:17px;font-weight:800;
  border-radius:9px;
  box-shadow:0 0 14px rgba(255,61,138,.45);
}
.jy-brand-text{letter-spacing:.5px;}
.jy-nav ul{display:flex;align-items:center;gap:4px;margin:0;padding:0;list-style:none;}
.jy-nav li{margin:0;}
.jy-nav a{
  display:inline-flex;align-items:center;justify-content:center;
  padding:9px 14px;border-radius:8px;
  font-size:15px;color:var(--jy-muted);
  transition:background .25s ease,color .25s ease,box-shadow .25s ease;
  min-height:42px;position:relative;
}
.jy-nav a:hover{color:#fff;background:rgba(255,255,255,.04);}
.jy-nav a.active{
  color:#fff;background:rgba(255,61,138,.13);
  box-shadow:inset 0 -3px 0 var(--jy-cyan);
}
.jy-nav-cta{display:flex;align-items:center;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:11px 22px;
  border-radius:8px;font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);box-shadow:none;}
.btn-cyan{
  background:linear-gradient(135deg,#00E5CC,#48F2DE);
  color:#061110;
  box-shadow:0 4px 18px rgba(0,229,204,.18);
}
.btn-cyan:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,229,204,.38);}
.btn-pink{
  background:linear-gradient(135deg,#FF3D8A,#FF7AB2);
  color:#fff;
  box-shadow:0 4px 18px rgba(255,61,138,.24);
}
.btn-pink:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(255,61,138,.38);}
.btn-ghost{
  background:transparent;color:var(--jy-cyan);
  border-color:rgba(0,229,204,.55);
}
.btn-ghost:hover{
  background:rgba(0,229,204,.08);
  box-shadow:0 0 20px rgba(0,229,204,.14);
  transform:translateY(-2px);
}
.btn-lg{padding:15px 32px;font-size:16px;min-height:52px;}
.btn-block{width:100%;}
.jy-burger{display:none;width:44px;height:44px;border:1px solid var(--jy-border);border-radius:8px;position:relative;background:transparent;align-items:center;justify-content:center;}
.jy-burger i,.jy-burger i::before,.jy-burger i::after{position:absolute;width:18px;height:2px;background:#EDF2FA;border-radius:2px;left:12px;transition:transform .3s ease,opacity .3s ease;}
.jy-burger i{top:21px;}
.jy-burger i::before,.jy-burger i::after{content:"";}
.jy-burger i::before{transform:translateY(-6px);}
.jy-burger i::after{transform:translateY(6px);}
.jy-burger.is-open i{background:transparent;}
.jy-burger.is-open i::before{transform:translateY(0) rotate(45deg);}
.jy-burger.is-open i::after{transform:translateY(0) rotate(-45deg);}
.jy-nav-mobile-cta{display:none;}

.jy-cat-hero{
  position:relative;
  padding:84px 0 94px;
  border-bottom:1px solid var(--jy-border);
  background-color:#0B0E15;
  background-image:linear-gradient(90deg,rgba(11,14,21,.98) 8%,rgba(11,14,21,.83) 48%,rgba(11,14,21,.62) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.jy-cat-hero::after{
  content:"";position:absolute;top:0;left:-30%;right:-30%;height:1px;
  background:linear-gradient(90deg,transparent,#FF3D8A,#00E5CC,transparent);
  animation:jy-lineSlide 8s linear infinite;
  pointer-events:none;
}
@keyframes jy-lineSlide{0%{transform:translateX(-12%);opacity:.5;}50%{opacity:1;}100%{transform:translateX(12%);opacity:.5;}}
.jy-hero-content{position:relative;z-index:2;max-width:980px;}
.jy-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(0,229,204,.08);
  border:1px solid rgba(0,229,204,.28);
  padding:7px 14px;border-radius:999px;
  color:var(--jy-cyan);font-size:14px;font-weight:600;letter-spacing:1px;
}
.jy-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--jy-cyan);box-shadow:0 0 8px rgba(0,229,204,.8);}
.jy-page-h1{
  margin:18px 0 14px;
  font-size:50px;line-height:1.28;font-weight:800;
  color:#fff;
}
.jy-page-h1 em{
  font-style:normal;
  background:linear-gradient(92deg,#fff 10%,#FF3D8A 55%,#00E5CC);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;
}
.jy-hero-lead{
  margin:0 0 26px;max-width:720px;
  font-size:19px;line-height:1.8;color:#B6C2D6;
}
.jy-hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.jy-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.jy-hero-tags span{
  display:inline-flex;align-items:center;
  background:rgba(255,255,255,.04);
  border:1px solid var(--jy-border);
  color:var(--jy-muted);
  border-radius:999px;
  padding:5px 11px;font-size:13px;
}
.jy-hero-tags b{color:var(--jy-amber);font-weight:700;margin-left:4px;}

.jy-section{padding:80px 0;}
.jy-section-sub{background:var(--jy-bg2);}
.jy-kicker{
  display:inline-block;
  color:var(--jy-cyan);font-size:14px;font-weight:700;
  letter-spacing:2px;margin-bottom:8px;
}
.jy-section-head{margin-bottom:38px;}
.jy-section-head h2{font-size:34px;color:#fff;line-height:1.3;margin-bottom:10px;font-weight:800;}
.jy-section-head p{color:var(--jy-muted);max-width:720px;font-size:15px;}
.jy-intro-row{align-items:center;}
.jy-intro-copy p{color:#C3CDDE;font-size:16px;line-height:1.9;}
.jy-intro-copy h2{font-size:32px;color:#fff;line-height:1.35;margin-bottom:14px;font-weight:800;}
.jy-check-list{margin-top:24px;}
.jy-check-list li{
  position:relative;padding-left:36px;
  margin-bottom:12px;color:#D5DCEA;font-size:15px;
}
.jy-check-list li::before{
  content:"✓";
  position:absolute;left:0;top:0;
  width:23px;height:23px;
  background:linear-gradient(135deg,#FF3D8A,#FF7AB2);
  border-radius:50%;
  color:#fff;font-size:13px;font-weight:800;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 0 10px rgba(255,61,138,.4);
}
.jy-media-wrap{position:relative;}
.jy-media-card{
  background:var(--jy-bg3);
  border:1px solid var(--jy-border);
  border-radius:20px;
  padding:10px;
  box-shadow:var(--jy-shadow);
  transform:rotate(.5deg);
}
.jy-media-card img{width:100%;border-radius:14px;aspect-ratio:4/3;object-fit:cover;background:#070A10;}
.jy-media-float{
  position:absolute;left:-12px;bottom:22px;
  background:rgba(9,12,18,.9);
  border-left:3px solid var(--jy-cyan);
  color:#EAFCFA;
  padding:11px 18px;
  border-radius:0 10px 10px 0;
  font-size:14px;font-weight:600;
  box-shadow:0 6px 20px rgba(0,0,0,.35);
  backdrop-filter:blur(4px);
}

.jy-steps-section{
  background:linear-gradient(180deg,#0E1420,#111722);
  border-top:1px solid var(--jy-border);
  border-bottom:1px solid var(--jy-border);
}
.jy-steps{margin-top:14px;}
.jy-step{
  position:relative;height:calc(100% - 10px);
  background:var(--jy-bg3);
  border:1px solid var(--jy-border);
  border-radius:16px;
  padding:26px 24px 24px;
  margin-bottom:20px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.jy-step:hover{
  transform:translateY(-6px);
  border-color:rgba(255,61,138,.42);
  box-shadow:var(--jy-glow);
}
.jy-step-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.jy-step-num{
  display:flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;
  background:linear-gradient(135deg,#FF3D8A,#FF7AB2);
  color:#fff;font-size:18px;font-weight:800;
  box-shadow:0 0 14px rgba(255,61,138,.38);
}
.jy-step:nth-child(even) .jy-step-num{
  background:linear-gradient(135deg,#00E5CC,#30F5DB);
  color:#06211F;
  box-shadow:0 0 14px rgba(0,229,204,.3);
}
.jy-step-label{font-size:13px;color:var(--jy-cyan);letter-spacing:1px;}
.jy-step h3{color:#fff;font-size:22px;font-weight:800;margin-bottom:10px;}
.jy-step p{color:#AAB6C8;font-size:14px;line-height:1.8;margin-bottom:0;}

.jy-detail-section{background:var(--jy-bg);}
.jy-detail-layout{position:relative;}
.jy-anchor-col{margin-bottom:30px;}
.jy-anchor-card{
  position:sticky;top:96px;
  background:var(--jy-bg2);
  border:1px solid var(--jy-border);
  border-radius:18px;
  padding:22px;
  box-shadow:var(--jy-shadow);
}
.jy-anchor-title{
  color:var(--jy-muted);font-size:13px;letter-spacing:2px;
  border-bottom:1px solid var(--jy-border);
  padding-bottom:12px;margin-bottom:10px;
}
.jy-anchor-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 12px;margin:4px 0;
  border-radius:10px;
  color:var(--jy-muted);font-size:15px;font-weight:600;
  background:transparent;
  transition:background .25s ease,color .25s ease,padding-left .25s ease;
}
.jy-anchor-link::after{content:"→";color:var(--jy-cyan);opacity:.6;}
.jy-anchor-link:hover,.jy-anchor-link.is-current{
  background:rgba(255,61,138,.1);
  color:#fff;padding-left:16px;
}
.jy-anchor-link:hover::after,.jy-anchor-link.is-current::after{opacity:1;}
.jy-detail-main{}
.jy-detail-item{
  background:var(--jy-bg2);
  border:1px solid var(--jy-border);
  border-radius:18px;
  padding:28px 30px;
  margin-bottom:24px;
  border-left:3px solid transparent;
  transition:border-left-color .25s ease,background .25s ease;
}
.jy-detail-item:hover{border-left-color:var(--jy-pink);background:#131A26;}
.jy-detail-item h3{color:#fff;font-size:24px;font-weight:800;line-height:1.4;margin-bottom:10px;}
.jy-detail-item p{color:#C0CAD9;font-size:16px;line-height:1.9;margin-bottom:10px;}
.jy-detail-item .jy-remind{
  border-left:3px solid var(--jy-cyan);
  background:rgba(0,229,204,.05);
  padding:12px 15px;border-radius:0 10px 10px 0;
  color:#CFD7E4;font-size:14px;
}

.jy-faq-section{
  background:linear-gradient(180deg,#111722,#0C1019);
  border-top:1px solid var(--jy-border);
}
.jy-faq-container{max-width:880px;}
.jy-faq-list{margin-top:20px;}
.jy-faq-item{
  background:var(--jy-bg3);
  border:1px solid var(--jy-border);
  border-radius:14px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.jy-faq-item.is-open{
  border-color:rgba(0,229,204,.3);
  box-shadow:0 0 0 1px rgba(0,229,204,.12),0 8px 24px rgba(0,0,0,.25);
}
.jy-faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:17px 20px;text-align:left;
  color:var(--jy-text);font-size:16px;font-weight:700;line-height:1.5;
  min-height:58px;background:transparent;
  transition:color .2s ease,background .2s ease;
}
.jy-faq-question:hover{color:#fff;background:rgba(255,255,255,.02);}
.jy-faq-question i{
  flex:0 0 22px;width:22px;height:22px;border:1px solid rgba(0,229,204,.55);
  border-radius:50%;position:relative;margin-left:14px;
  transition:transform .3s ease,background .3s ease;
}
.jy-faq-question i::before,.jy-faq-question i::after{
  content:"";position:absolute;background:var(--jy-cyan);transition:background .3s ease;
}
.jy-faq-question i::before{width:9px;height:1.5px;top:9px;left:5.5px;}
.jy-faq-question i::after{width:1.5px;height:9px;top:5.5px;left:9px;}
.jy-faq-item.is-open .jy-faq-question i{transform:rotate(45deg);background:rgba(0,229,204,.12);}
.jy-faq-answer{display:none;padding:0 22px 18px;color:var(--jy-muted);}
.jy-faq-answer p{font-size:15px;line-height:1.85;margin-bottom:0;}
.jy-faq-points{display:flex;gap:8px;align-items:center;color:var(--jy-dim);font-size:14px;}

.jy-end-cta{
  background:#070A10;
  border-top:1px solid rgba(255,61,138,.25);
  padding:60px 0;
}
.jy-end-cta .row{max-width:1200px;}
.jy-end-block{
  background:linear-gradient(135deg,#10151F,#171E2B);
  border:1px solid rgba(255,61,138,.32);
  border-radius:24px;
  padding:38px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:inset 0 0 60px rgba(255,61,138,.04);
}
.jy-end-copy{max-width:720px;}
.jy-end-copy .jy-kicker{color:var(--jy-amber);}
.jy-end-copy h2{color:#fff;font-size:32px;font-weight:800;line-height:1.35;margin-bottom:8px;}
.jy-end-copy p{color:#BCC6D6;font-size:16px;margin-bottom:0;}
.jy-end-note{font-size:13px;color:var(--jy-dim);margin-top:6px !important;}

.jy-footer{
  background:#06090F;
  border-top:1px solid rgba(255,61,138,.15);
}
.jy-footer-main{padding:60px 24px 30px;}
.jy-footer-main .row{max-width:1200px;margin:0 auto;}
.jy-footer-brand .jy-brand{margin-bottom:14px;}
.jy-footer-desc{
  color:var(--jy-dim);font-size:14px;line-height:1.8;
  max-width:340px;margin-bottom:0;
}
.jy-footer-title{
  color:#fff;font-size:17px;font-weight:700;
  margin-bottom:12px;line-height:1.5;
}
.jy-footer-links li{margin-bottom:5px;}
.jy-footer-links a{
  display:flex;align-items:center;min-height:32px;
  color:var(--jy-muted);font-size:14px;
  transition:color .25s ease,padding-left .25s ease;
}
.jy-footer-links a:hover{color:var(--jy-pink);padding-left:6px;}
.jy-footer-info p{color:var(--jy-dim);font-size:14px;line-height:1.8;margin-bottom:6px;}
.jy-footer-info strong{color:#BFCADB;font-weight:600;}
.jy-footer-bottom{border-top:1px solid var(--jy-border);padding:18px 0;margin-top:30px;background:#05070C;}
.jy-footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;max-width:1200px;margin:0 auto;padding:0 24px;}
.jy-footer-bottom-inner span{color:var(--jy-dim);font-size:13px;}
.jy-footer-bottom-inner a{color:var(--jy-muted);text-decoration:underline;}
.jy-footer-bottom-inner a:hover{color:var(--jy-pink);}
.jy-footer .columns{margin-bottom:24px;}

@media screen and (max-width:1023px){
  .jy-nav{
    position:fixed;top:72px;left:0;right:0;z-index:99;
    background:#0D111A;
    border-top:1px solid rgba(255,255,255,.06);
    border-bottom:1px solid rgba(255,255,255,.06);
    transform:translateY(-12px);opacity:0;visibility:hidden;
    transition:transform .3s ease,opacity .3s ease,visibility .3s ease;
    box-shadow:0 20px 40px rgba(0,0,0,.35);
    max-height:calc(100vh - 72px);overflow-y:auto;
  }
  .jy-nav.open{transform:translateY(0);opacity:1;visibility:visible;}
  .jy-nav ul{flex-direction:column;gap:0;align-items:stretch;padding:12px 22px 16px;list-style:none;}
  .jy-nav li{border-bottom:1px solid rgba(255,255,255,.05);}
  .jy-nav li:last-child{border-bottom:0;}
  .jy-nav a{
    display:flex;align-items:center;justify-content:flex-start;
    min-height:52px;padding:0 12px;
    border-radius:10px;font-size:16px;
  }
  .jy-nav a.active{background:rgba(255,61,138,.14);box-shadow:none;}
  .jy-nav a.active::after{display:none;}
  .jy-nav-mobile-cta{display:block;padding-top:14px;}
  .jy-nav-mobile-cta a{display:flex;justify-content:center;height:48px;}
  .jy-nav-cta{display:none;}
  .jy-burger{display:inline-flex;}
  .jy-cat-hero{padding:70px 0 76px;}
  .jy-page-h1{font-size:42px;}
  .jy-section{padding:64px 0;}
  .jy-step{height:auto;padding-right:26px;}
  .jy-anchor-card{position:relative;top:auto;}
  .jy-end-block{padding:30px 26px;}
  .jy-end-copy h2{font-size:27px;}
}

@media screen and (max-width:639px){
  .jy-header-inner{height:64px;padding:0 16px;}
  .jy-nav{top:64px;max-height:calc(100vh - 64px);}
  .jy-burger{width:42px;height:42px;}
  .jy-cat-hero{padding:52px 0 62px;}
  .jy-page-h1{font-size:32px;line-height:1.32;}
  .jy-hero-lead{font-size:16px;}
  .jy-hero-actions .btn{width:100%;}
  .jy-section{padding:48px 0;}
  .jy-section-head h2{font-size:27px;}
  .jy-section-head p{font-size:14px;}
  .jy-intro-copy h2{font-size:26px;}
  .jy-intro-copy p{font-size:15px;}
  .jy-check-list li{font-size:14px;}
  .jy-steps{display:block;}
  .jy-step{margin-bottom:14px;}
  .jy-detail-item{padding:24px 20px;}
  .jy-detail-item h3{font-size:21px;}
  .jy-detail-item p{font-size:15px;}
  .jy-faq-question{font-size:15px;padding:15px 16px;}
  .jy-end-block{flex-direction:column;text-align:center;padding:26px 20px;}
  .jy-end-copy h2{font-size:24px;}
  .jy-footer-bottom-inner{justify-content:center;text-align:center;}
}