/* roulang page: index */
:root{
  --bs-primary:#23E0A4;
  --bs-body-bg:#0B0F14;
  --bs-body-color:#EAF2F5;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-link-color:#23E0A4;
  --bs-link-hover-color:#5CF0C0;
  --jy-bg:#0B0F14;
  --jy-bg-alt:#101722;
  --jy-bg-deep:#0E141C;
  --jy-card:#131B24;
  --jy-main:#23E0A4;
  --jy-main-soft:rgba(35,224,164,.12);
  --jy-purple:#7A5AF8;
  --jy-amber:#FFB020;
  --jy-text:#EAF2F5;
  --jy-text-2:#9AA9B4;
  --jy-text-3:#6B7A86;
  --jy-line:rgba(255,255,255,.08);
  --jy-line-on:rgba(35,224,164,.45);
  --jy-r-card:16px;
  --jy-r-btn:10px;
  --jy-r-img:12px;
  --jy-r-hero:20px;
  --jy-shadow:0 8px 24px rgba(0,0,0,.35);
  --jy-shadow-hover:0 16px 40px rgba(35,224,164,.16);
  --jy-mono:"DIN Alternate","JetBrains Mono",Consolas,"Courier New",monospace;
  --jy-sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",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(--jy-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--jy-main);text-decoration:none;transition:color .18s ease,background .18s ease,border-color .18s ease;}
a:hover{color:#5CF0C0;}
ul,ol{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.28;letter-spacing:.01em;color:var(--jy-text);}
p{margin:0 0 12px;color:var(--jy-text-2);}
p:last-child{margin-bottom:0;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--jy-main);outline-offset:2px;border-radius:4px;}
::selection{background:rgba(35,224,164,.28);color:#fff;}

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

/* ---------- Topbar ---------- */
.jy-topbar{background:var(--jy-bg-deep);border-bottom:1px solid var(--jy-line);height:36px;display:flex;align-items:center;font-size:13px;}
.jy-topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.jy-topbar-left{display:inline-flex;align-items:center;gap:8px;color:var(--jy-text-3);font-family:var(--jy-mono);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.jy-topbar-left svg{width:14px;height:14px;stroke:var(--jy-main);flex:0 0 auto;}
.jy-topbar-left em{font-style:normal;font-family:var(--jy-sans);color:var(--jy-text-2);}
.jy-topbar-right{color:var(--jy-text-2);white-space:nowrap;font-size:13px;}
.jy-topbar-right:hover{color:var(--jy-main);}

/* ---------- Header ---------- */
.jy-header{position:sticky;top:0;z-index:1030;background:rgba(11,15,20,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--jy-line);box-shadow:0 8px 24px rgba(0,0,0,.35);transition:background .2s ease,box-shadow .2s ease;}
.jy-header.is-scrolled{background:rgba(8,11,15,.98);box-shadow:0 10px 30px rgba(0,0,0,.5);}
.jy-header-inner{display:flex;align-items:center;gap:18px;min-height:72px;}
.jy-logo{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;color:var(--jy-text);}
.jy-logo-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(35,224,164,.18),rgba(122,90,248,.24));border:1px solid rgba(35,224,164,.35);flex:0 0 auto;}
.jy-logo-mark svg{width:20px;height:20px;stroke:var(--jy-main);}
.jy-logo-text{font-size:clamp(13px,3.5vw,16px);font-weight:700;line-height:1.25;letter-spacing:.02em;color:var(--jy-text);}
.jy-logo-text small{display:block;font-size:11px;font-weight:400;color:var(--jy-text-3);letter-spacing:.14em;font-family:var(--jy-mono);}
.jy-nav{display:flex;align-items:center;gap:8px;margin-left:auto;}
.jy-chip{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;font-size:14px;color:var(--jy-text-2);border:1px solid transparent;white-space:nowrap;transition:all .18s ease;}
.jy-chip:hover{color:var(--jy-text);background:rgba(255,255,255,.05);}
.jy-chip.is-active{color:var(--jy-main);background:var(--jy-main-soft);border-color:var(--jy-line-on);}
.jy-header-cta{flex:0 0 auto;}
.jy-burger{margin-left:auto;width:42px;height:42px;border-radius:10px;background:transparent;border:1px solid var(--jy-line);display:grid;place-items:center;cursor:pointer;transition:border-color .18s ease,background .18s ease;}
.jy-burger:hover{border-color:var(--jy-line-on);background:rgba(35,224,164,.08);}
.jy-burger svg{width:20px;height:20px;stroke:var(--jy-text);}
.jy-mobile-nav{display:none;border-top:1px solid var(--jy-line);background:rgba(9,12,17,.99);padding:6px 0 18px;}
.jy-mobile-nav.is-open{display:block;}
.jy-mobile-nav a{display:block;padding:13px 4px;color:var(--jy-text-2);font-size:15px;border-bottom:1px solid var(--jy-line);}
.jy-mobile-nav a.is-active{color:var(--jy-main);}
.jy-mobile-nav .jy-btn{width:100%;margin-top:16px;}

/* ---------- Buttons ---------- */
.jy-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--jy-r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:transform .2s ease,background .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;}
.jy-btn-sm{height:38px;padding:0 18px;font-size:14px;}
.jy-btn-primary{background:var(--jy-main);color:#06120D;box-shadow:0 8px 24px rgba(35,224,164,.18);}
.jy-btn-primary:hover{background:#4BEBBB;color:#06120D;transform:translateY(-2px);}
.jy-btn-ghost{background:transparent;color:var(--jy-main);border-color:rgba(35,224,164,.55);}
.jy-btn-ghost:hover{background:rgba(35,224,164,.12);color:var(--jy-main);transform:translateY(-2px);}
.jy-btn:disabled,.jy-btn.is-disabled{background:#2A333D;color:var(--jy-text-3);border-color:transparent;box-shadow:none;cursor:not-allowed;transform:none;}

/* ---------- Hero ---------- */
.jy-hero{position:relative;padding:88px 0;overflow:hidden;background:
  radial-gradient(900px 480px at 10% -10%,rgba(35,224,164,.10),transparent 60%),
  radial-gradient(760px 420px at 92% 0%,rgba(122,90,248,.13),transparent 62%),
  var(--jy-bg);}
.jy-hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.055) 1px,transparent 1px);background-size:22px 22px;opacity:.55;pointer-events:none;}
.jy-hero > .jy-container{position:relative;z-index:1;}
.jy-scanline{position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(35,224,164,.85),transparent);}
.jy-badge{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;background:rgba(122,90,248,.14);border:1px solid rgba(122,90,248,.35);color:#BCA9FF;font-size:13px;letter-spacing:.04em;margin-bottom:20px;}
.jy-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--jy-main);box-shadow:0 0 0 3px rgba(35,224,164,.18);}
.jy-hero h1{font-size:clamp(30px,4.2vw,52px);font-weight:700;line-height:1.2;margin-bottom:18px;}
.jy-hero h1 span{color:var(--jy-main);}
.jy-hero-sub{font-size:17px;color:var(--jy-text-2);max-width:34ch;margin-bottom:26px;}
.jy-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.jy-trust{display:flex;flex-wrap:wrap;gap:10px 22px;}
.jy-trust li{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--jy-text-2);}
.jy-trust svg{width:16px;height:16px;stroke:var(--jy-main);flex:0 0 auto;}
.jy-hero-visual{position:relative;border-radius:var(--jy-r-hero);overflow:hidden;border:1px solid rgba(35,224,164,.35);box-shadow:var(--jy-shadow);clip-path:polygon(0 0,100% 0,100% calc(100% - 28px),calc(100% - 28px) 100%,0 100%);}
.jy-hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;opacity:.94;}
.jy-float-card{position:absolute;left:18px;bottom:18px;background:rgba(11,15,20,.88);border:1px solid var(--jy-line-on);border-radius:14px;padding:10px 18px;backdrop-filter:blur(6px);}
.jy-float-num{font-family:var(--jy-mono);font-size:24px;font-weight:700;color:var(--jy-main);line-height:1.2;}
.jy-float-label{font-size:12px;color:var(--jy-text-2);}

/* ---------- Sections ---------- */
.jy-section{padding:88px 0;background:var(--jy-bg);}
.jy-section-alt{background:var(--jy-bg-alt);}
.jy-section-deep{background:var(--jy-bg-deep);}
.jy-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px;}
.jy-eyebrow{display:inline-block;font-family:var(--jy-mono);font-size:13px;letter-spacing:.18em;color:var(--jy-main);text-transform:uppercase;margin-bottom:12px;}
.jy-section-head h2,.jy-block-title{position:relative;padding-left:14px;font-size:clamp(24px,2.6vw,34px);margin-bottom:10px;}
.jy-section-head h2::before,.jy-block-title::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:2px;background:linear-gradient(180deg,var(--jy-main),rgba(35,224,164,.22));}
.jy-lead{font-size:15px;color:var(--jy-text-2);max-width:44ch;}
.jy-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--jy-text-2);}
.jy-more:hover{color:var(--jy-main);gap:10px;}

/* ---------- Pain cards ---------- */
.jy-pain{position:relative;height:100%;background:var(--jy-card);border:1px solid var(--jy-line);border-radius:var(--jy-r-card);padding:24px 24px 24px 28px;overflow:hidden;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;}
.jy-pain::before{content:"";position:absolute;left:0;top:20px;bottom:20px;width:3px;border-radius:0 3px 3px 0;background:var(--jy-amber);transition:background .22s ease;}
.jy-pain::after{content:"";position:absolute;top:0;right:0;width:14px;height:14px;background:linear-gradient(135deg,transparent 50%,rgba(35,224,164,.35) 50%);}
.jy-pain:hover{transform:translateY(-3px);border-color:var(--jy-line-on);box-shadow:var(--jy-shadow-hover);}
.jy-pain:hover::before{background:var(--jy-main);}
.jy-pain-icon{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:rgba(255,176,32,.12);border:1px solid rgba(255,176,32,.3);margin-bottom:16px;}
.jy-pain-icon svg{width:20px;height:20px;stroke:var(--jy-amber);}
.jy-pain h3{font-size:17px;margin-bottom:8px;}
.jy-pain p{font-size:14px;line-height:1.75;margin:0;}

/* ---------- Steps ---------- */
.jy-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.jy-step{position:relative;background:var(--jy-card);border:1px solid var(--jy-line);border-radius:var(--jy-r-card);padding:24px;transition:transform .22s ease,border-color .22s ease;height:100%;}
.jy-step:hover{transform:translateY(-3px);border-color:var(--jy-line-on);}
.jy-step-num{display:block;font-family:var(--jy-mono);font-size:28px;font-weight:700;color:rgba(35,224,164,.85);line-height:1;margin-bottom:14px;}
.jy-step h3{font-size:18px;margin-bottom:8px;}
.jy-step p{font-size:14px;line-height:1.75;margin:0;}
.jy-step::after{content:"";position:absolute;top:50%;right:-24px;width:24px;border-top:1px dashed rgba(35,224,164,.4);}
.jy-step:last-child::after{display:none;}

/* ---------- Stats ---------- */
.jy-stat{position:relative;overflow:hidden;background:var(--jy-card);border:1px solid rgba(35,224,164,.15);border-radius:var(--jy-r-card);padding:24px;height:100%;}
.jy-stat::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(35,224,164,.16) 1px,transparent 1px);background-size:16px 16px;opacity:.55;}
.jy-stat-num{position:relative;font-family:var(--jy-mono);font-size:clamp(28px,3vw,40px);font-weight:700;color:var(--jy-text);line-height:1.1;margin-bottom:6px;}
.jy-stat-num small{font-size:14px;color:var(--jy-main);margin-left:4px;font-weight:500;}
.jy-stat-label{position:relative;font-size:14px;color:var(--jy-text-2);}

/* ---------- Quotes ---------- */
.jy-quote{height:100%;background:var(--jy-bg-alt);border:1px solid var(--jy-line);border-radius:var(--jy-r-card);padding:24px;transition:border-color .22s ease,transform .22s ease;}
.jy-quote:hover{border-color:var(--jy-line-on);transform:translateY(-3px);}
.jy-stars{display:flex;gap:3px;margin-bottom:14px;}
.jy-stars svg{width:15px;height:15px;fill:var(--jy-amber);}
.jy-quote-text{font-size:15px;color:var(--jy-text);line-height:1.8;margin-bottom:18px;}
.jy-quote-person{display:flex;align-items:center;gap:12px;}
.jy-avatar{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;font-weight:700;color:#05130E;background:linear-gradient(135deg,var(--jy-main),var(--jy-purple));font-size:17px;flex:0 0 auto;}
.jy-quote-name{font-size:14px;color:var(--jy-text);line-height:1.4;}
.jy-quote-role{font-size:12px;color:var(--jy-text-3);}

/* ---------- Post cards ---------- */
.jy-post{display:block;height:100%;background:var(--jy-card);border:1px solid var(--jy-line);border-radius:var(--jy-r-card);overflow:hidden;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;}
.jy-post:hover{transform:translateY(-3px);border-color:var(--jy-line-on);box-shadow:var(--jy-shadow-hover);}
.jy-post-cover{overflow:hidden;aspect-ratio:16/9;background:#0F1620;}
.jy-post-cover img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease;}
.jy-post:hover .jy-post-cover img{transform:scale(1.03);}
.jy-post-body{padding:20px 22px 22px;}
.jy-tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;color:#BCA9FF;background:rgba(122,90,248,.14);border:1px solid rgba(122,90,248,.35);margin-bottom:10px;line-height:1;}
.jy-post-title{font-size:17px;line-height:1.5;margin-bottom:8px;color:var(--jy-text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.jy-post:hover .jy-post-title{color:var(--jy-main);}
.jy-post-desc{font-size:14px;color:var(--jy-text-2);line-height:1.72;min-height:48px;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.jy-post-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--jy-line);padding-top:12px;}
.jy-time{font-family:var(--jy-mono);font-size:13px;color:var(--jy-amber);}
.jy-arrow{font-size:13px;color:var(--jy-text-3);}
.jy-post:hover .jy-arrow{color:var(--jy-main);}
.jy-empty{background:var(--jy-card);border:1px dashed rgba(255,176,32,.4);border-radius:var(--jy-r-card);padding:48px 24px;text-align:center;}
.jy-empty-icon{display:grid;place-items:center;width:46px;height:46px;margin:0 auto 14px;border-radius:50%;background:rgba(255,176,32,.12);border:1px solid rgba(255,176,32,.35);color:var(--jy-amber);font-family:var(--jy-mono);font-size:20px;}
.jy-empty-text{color:var(--jy-text-2);font-size:15px;margin-bottom:16px;}

/* ---------- FAQ ---------- */
.jy-faq{--bs-accordion-bg:transparent;--bs-accordion-border-width:0;--bs-accordion-border-radius:0;--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-body-padding-x:0;}
.jy-faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--jy-line);border-radius:0;}
.jy-faq .accordion-item:first-of-type{border-top:1px solid var(--jy-line);}
.jy-faq .accordion-header{margin:0;}
.jy-faq .accordion-button{position:relative;background:transparent;color:var(--jy-text);font-size:17px;font-weight:600;line-height:1.6;padding:22px 48px 22px 0;border-radius:0;box-shadow:none;}
.jy-faq .accordion-button:not(.collapsed){color:var(--jy-main);background:transparent;}
.jy-faq .accordion-button::after{display:none;}
.jy-faq .accordion-button::before{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font-family:var(--jy-mono);font-size:22px;line-height:1;color:var(--jy-main);}
.jy-faq .accordion-button:not(.collapsed)::before{content:"−";}
.jy-faq .accordion-body{padding:0 48px 22px 0;color:var(--jy-text-2);font-size:15px;line-height:1.85;}

/* ---------- CTA ---------- */
.jy-cta{position:relative;overflow:hidden;padding:80px 0;background:
  linear-gradient(115deg,rgba(122,90,248,.18),rgba(35,224,164,.12)),
  var(--jy-bg-deep);
  border-top:1px solid var(--jy-line);border-bottom:1px solid var(--jy-line);}
.jy-cta::before{content:"";position:absolute;right:-70px;top:-70px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(35,224,164,.2),transparent 70%);pointer-events:none;}
.jy-cta::after{content:"";position:absolute;left:0;bottom:0;width:180px;height:1px;background:linear-gradient(90deg,var(--jy-main),transparent);}
.jy-cta-inner{position:relative;z-index:1;max-width:720px;}
.jy-cta h2{font-size:clamp(24px,2.8vw,36px);margin-bottom:14px;}
.jy-cta p{font-size:16px;margin-bottom:26px;}
.jy-cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:14px;}
.jy-cta-note{font-size:13px;color:var(--jy-text-3);}

/* ---------- Footer ---------- */
.jy-footer{background:#080B0F;border-top:1px solid var(--jy-line);padding:64px 0 0;}
.jy-footer-brand{display:inline-flex;align-items:center;gap:12px;margin-bottom:16px;}
.jy-footer-brand .jy-logo-mark{width:36px;height:36px;}
.jy-footer-desc{font-size:14px;color:var(--jy-text-2);line-height:1.8;max-width:34ch;}
.jy-footer h4{font-size:15px;margin-bottom:16px;letter-spacing:.04em;}
.jy-footer-links a{display:block;padding:6px 0;color:var(--jy-text-2);font-size:14px;}
.jy-footer-links a:hover{color:var(--jy-main);}
.jy-footer-contact li{font-size:14px;color:var(--jy-text-2);padding:6px 0;}
.jy-footer-contact .jy-mono{font-family:var(--jy-mono);color:var(--jy-amber);}
.jy-footer-bottom{margin-top:48px;border-top:1px solid var(--jy-line);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--jy-text-3);}
.jy-footer-bottom a{color:var(--jy-text-3);}
.jy-footer-bottom a:hover{color:var(--jy-main);}
.jy-to-top{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--jy-line);border-radius:999px;padding:6px 14px;color:var(--jy-text-2);font-size:13px;background:transparent;cursor:pointer;transition:all .18s ease;}
.jy-to-top:hover{border-color:var(--jy-line-on);color:var(--jy-main);}
.jy-disclaimer{margin-top:14px;font-size:13px;color:var(--jy-text-3);line-height:1.75;}

/* ---------- Responsive ---------- */
@media (max-width:1199.98px){
  .jy-steps{grid-template-columns:repeat(2,1fr);}
  .jy-step:nth-child(2n)::after{display:none;}
}
@media (max-width:991.98px){
  .jy-section{padding:64px 0;}
  .jy-hero{padding:64px 0;}
  .jy-hero-sub{max-width:none;}
  .jy-header-inner{min-height:64px;}
  .jy-cta{padding:60px 0;}
  .jy-section-head{margin-bottom:32px;}
}
@media (max-width:767.98px){
  .jy-container{padding:0 18px;}
  .jy-section{padding:44px 0;}
  .jy-hero{padding:44px 0;}
  .jy-steps{grid-template-columns:1fr;}
  .jy-step::after{display:none;}
  .jy-hero h1{font-size:clamp(26px,7vw,34px);}
  .jy-hero-sub{font-size:15px;}
  .jy-btn{height:44px;padding:0 20px;font-size:14px;}
  .jy-hero-actions{gap:10px;}
  .jy-hero-actions .jy-btn{flex:1 1 auto;}
  .jy-trust{gap:8px 16px;}
  .jy-quote{padding:20px;}
  .jy-footer{padding:48px 0 0;}
  .jy-footer-bottom{margin-top:32px;}
}
@media (max-width:519.98px){
  .jy-topbar-left em{display:none;}
  .jy-logo-text small{display:none;}
  .jy-hero-actions .jy-btn{width:100%;}
  .jy-post-desc{min-height:auto;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --jy-primary:#23E0A4;
  --jy-primary-soft:rgba(35,224,164,.12);
  --jy-secondary:#7A5AF8;
  --jy-amber:#FFB020;
  --jy-bg:#0B0F14;
  --jy-bg-alt:#101722;
  --jy-bg-alt2:#0E141C;
  --jy-card:#131B24;
  --jy-border:rgba(255,255,255,.08);
  --jy-border-hover:rgba(35,224,164,.45);
  --jy-text:#EAF2F5;
  --jy-text-2:#9AA9B4;
  --jy-text-3:#6B7A86;
  --jy-radius:16px;
  --jy-radius-btn:10px;
  --jy-radius-img:12px;
  --jy-shadow:0 8px 24px rgba(0,0,0,.35);
  --jy-shadow-hover:0 16px 40px rgba(35,224,164,.16);
  --jy-font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --jy-mono:"DIN Alternate","JetBrains Mono",Consolas,"Courier New",monospace;
  --bs-body-bg:#0B0F14;
  --bs-body-color:#9AA9B4;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-link-color:#23E0A4;
  --bs-link-hover-color:#5CF0C0;
  --bs-primary:#23E0A4;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Noto Sans SC",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;
  font-family:var(--jy-font);
  font-size:16px;
  line-height:1.85;
  color:var(--jy-text-2);
  background:var(--jy-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--jy-primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
a:hover{color:#5CF0C0}
h1,h2,h3,h4{margin:0;color:var(--jy-text);font-weight:700;line-height:1.3}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--jy-primary);outline-offset:2px;border-radius:6px}
.jy-mono{font-family:var(--jy-mono);letter-spacing:.4px}
.jy-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media(max-width:575.98px){.jy-container{padding:0 18px}}

/* ---------- Topbar ---------- */
.jy-topbar{background:var(--jy-bg-alt2);border-bottom:1px solid var(--jy-border);font-size:13px;line-height:36px;color:var(--jy-text-3)}
.jy-topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px}
.jy-topbar b{color:var(--jy-text-2);font-family:var(--jy-mono);font-weight:600}
.jy-topbar a{color:var(--jy-primary);font-weight:600}
.jy-topbar a:hover{color:#5CF0C0;text-decoration:underline;text-underline-offset:3px}
@media(max-width:767.98px){.jy-topbar-right{display:none}}

/* ---------- Header ---------- */
.jy-header{position:sticky;top:0;z-index:1030;background:rgba(11,15,20,.88);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--jy-border);transition:background .2s ease,box-shadow .2s ease}
.jy-header.is-scrolled{background:rgba(9,12,17,.97);box-shadow:0 8px 24px rgba(0,0,0,.5)}
.jy-header-inner{display:flex;align-items:center;gap:20px;min-height:72px}
.jy-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.jy-logo-mark{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--jy-primary),var(--jy-secondary));box-shadow:0 6px 18px rgba(35,224,164,.2)}
.jy-logo-mark svg{width:20px;height:20px;stroke:#07130F}
.jy-logo-text{display:flex;flex-direction:column;font-size:16px;font-weight:700;color:var(--jy-text);line-height:1.15;letter-spacing:.2px}
.jy-logo-text small{font-family:var(--jy-mono);font-size:10px;font-weight:400;color:var(--jy-text-3);letter-spacing:1.6px;margin-top:2px}
.jy-nav{margin-left:auto;display:flex;align-items:center;gap:6px;padding:5px;border:1px solid var(--jy-border);border-radius:999px;background:rgba(255,255,255,.03)}
.jy-chip{display:inline-flex;align-items:center;padding:8px 16px;border-radius:999px;font-size:14px;color:var(--jy-text-2);border:1px solid transparent;white-space:nowrap;transition:all .18s ease}
.jy-chip:hover{color:var(--jy-text);background:rgba(255,255,255,.05)}
.jy-chip.is-active{background:var(--jy-primary-soft);color:var(--jy-primary);border-color:var(--jy-border-hover)}
.jy-header-actions{display:flex;align-items:center;gap:10px}
.jy-burger{width:42px;height:42px;border-radius:10px;border:1px solid var(--jy-border);background:rgba(255,255,255,.04);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:0}
.jy-burger span{width:18px;height:2px;border-radius:2px;background:var(--jy-text);transition:transform .2s ease,opacity .2s ease}
.jy-burger:hover{border-color:var(--jy-border-hover)}
.jy-mobile-nav{display:none;flex-direction:column;gap:8px;padding:4px 24px 18px;border-top:1px solid var(--jy-border);background:rgba(14,20,28,.98)}
.jy-mobile-nav.is-open{display:flex}
.jy-mobile-nav .jy-chip{justify-content:center;padding:11px 16px;border:1px solid var(--jy-border)}
@media(max-width:991.98px){
  .jy-header-actions{margin-left:auto}
  .jy-header-inner{min-height:64px}
}
@media(min-width:992px){.jy-mobile-nav{display:none !important}}

/* ---------- Buttons ---------- */
.jy-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;font-size:15px;font-weight:600;line-height:1;border-radius:var(--jy-radius-btn);border:1px solid transparent;transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease;cursor:pointer}
.jy-btn-primary{background:var(--jy-primary);color:#07130F}
.jy-btn-primary:hover{background:#48EDB6;color:#07130F;transform:translateY(-2px);box-shadow:0 10px 26px rgba(35,224,164,.25)}
.jy-btn-ghost{background:transparent;color:var(--jy-primary);border-color:rgba(35,224,164,.55)}
.jy-btn-ghost:hover{background:var(--jy-primary-soft);color:#5CF0C0;transform:translateY(-2px)}
.jy-btn-sm{padding:9px 16px;font-size:14px}

/* ---------- Article hero ---------- */
.jy-article-hero{position:relative;padding:34px 0 40px;background:radial-gradient(900px 320px at 12% -30%,rgba(35,224,164,.13),transparent 62%),radial-gradient(700px 300px at 92% 0%,rgba(122,90,248,.14),transparent 65%),var(--jy-bg-alt2);border-bottom:1px solid rgba(35,224,164,.22);overflow:hidden}
.jy-article-hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:22px 22px;opacity:.45;pointer-events:none;-webkit-mask-image:linear-gradient(100deg,rgba(0,0,0,.95),transparent 72%);mask-image:linear-gradient(100deg,rgba(0,0,0,.95),transparent 72%)}
.jy-article-hero .jy-container{position:relative;z-index:1}
.jy-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--jy-text-3);margin-bottom:20px}
.jy-breadcrumb a{color:var(--jy-text-3)}
.jy-breadcrumb a:hover{color:var(--jy-primary)}
.jy-breadcrumb span.sep{color:rgba(255,255,255,.18)}
.jy-breadcrumb .current{color:var(--jy-text-2);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.jy-article-title{font-size:clamp(26px,3.6vw,44px);font-weight:700;line-height:1.28;max-width:900px;letter-spacing:.2px}
.jy-article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:20px;font-size:13px;color:var(--jy-text-3)}
.jy-meta-cat{display:inline-flex;align-items:center;padding:5px 13px;border-radius:999px;background:var(--jy-primary-soft);border:1px solid var(--jy-border-hover);color:var(--jy-primary);font-size:13px;font-weight:600}
.jy-meta-item{display:inline-flex;align-items:center;gap:6px}
.jy-meta-item::before{content:"";width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.2)}
.jy-meta-item:first-of-type::before{display:none}
.jy-meta-time{color:var(--jy-amber)}

/* ---------- Layout ---------- */
.jy-section{padding:72px 0}
.jy-section-alt{background:var(--jy-bg-alt);border-top:1px solid var(--jy-border);border-bottom:1px solid var(--jy-border)}
@media(max-width:991.98px){.jy-section{padding:56px 0}}
@media(max-width:575.98px){.jy-section{padding:44px 0}}
.jy-article-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:44px;align-items:start}
@media(max-width:991.98px){.jy-article-layout{grid-template-columns:1fr;gap:36px}}

/* ---------- Article body ---------- */
.jy-article-body{max-width:760px;min-height:320px;font-size:16px;line-height:1.9;color:var(--jy-text-2);overflow-wrap:break-word;word-break:break-word}
.jy-article-body>*:first-child{margin-top:0}
.jy-article-body p{margin:0 0 18px}
.jy-article-body h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;margin:38px 0 16px;padding-left:14px;border-left:3px solid var(--jy-primary);line-height:1.4}
.jy-article-body h3{font-size:18px;font-weight:600;margin:26px 0 12px;color:var(--jy-text)}
.jy-article-body h4{font-size:16px;font-weight:600;margin:20px 0 10px;color:var(--jy-text)}
.jy-article-body a{color:var(--jy-primary);text-decoration:underline;text-underline-offset:3px}
.jy-article-body strong{color:var(--jy-text)}
.jy-article-body ul,.jy-article-body ol{margin:0 0 20px;padding-left:22px}
.jy-article-body ul{list-style:none;padding-left:20px}
.jy-article-body ul li{position:relative;margin-bottom:9px}
.jy-article-body ul li::before{content:"";position:absolute;left:-16px;top:.74em;width:6px;height:6px;border-radius:2px;background:var(--jy-primary);transform:rotate(45deg)}
.jy-article-body ol{list-style:decimal}
.jy-article-body ol li{margin-bottom:9px;padding-left:4px}
.jy-article-body ol li::marker{color:var(--jy-primary);font-family:var(--jy-mono);font-weight:700}
.jy-article-body blockquote{margin:24px 0;padding:16px 22px;border-left:4px solid var(--jy-secondary);background:rgba(122,90,248,.12);border-radius:0 12px 12px 0;color:var(--jy-text)}
.jy-article-body blockquote p:last-child{margin-bottom:0}
.jy-article-body img{max-width:100%;height:auto;border-radius:var(--jy-radius-img);border:1px solid var(--jy-border);margin:20px 0}
.jy-article-body figure{margin:22px 0}
.jy-article-body figcaption{font-size:13px;color:var(--jy-text-3);text-align:center;margin-top:8px}
.jy-article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;display:block;overflow-x:auto;white-space:nowrap}
.jy-article-body th,.jy-article-body td{border:1px solid var(--jy-border);padding:10px 14px;text-align:left}
.jy-article-body thead th{background:var(--jy-bg-alt);color:var(--jy-text);font-weight:600}
.jy-article-body tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
.jy-article-body code{font-family:var(--jy-mono);font-size:14px;background:var(--jy-bg-alt);color:var(--jy-primary);padding:2px 7px;border-radius:6px}
.jy-article-body hr{border:0;border-top:1px solid var(--jy-border);margin:32px 0}

/* ---------- Article footer ---------- */
.jy-article-foot{margin-top:44px;padding-top:24px;border-top:1px solid var(--jy-border);display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
.jy-tags{display:flex;flex-wrap:wrap;gap:8px}
.jy-tag{display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;font-size:13px;color:var(--jy-text-2);background:rgba(255,255,255,.04);border:1px solid var(--jy-border);transition:all .18s ease}
.jy-tag:hover{color:var(--jy-primary);border-color:var(--jy-border-hover);background:var(--jy-primary-soft)}

/* ---------- Empty state ---------- */
.jy-empty{max-width:760px;padding:48px 28px;text-align:center;background:var(--jy-card);border:1px solid var(--jy-border);border-radius:var(--jy-radius);box-shadow:var(--jy-shadow)}
.jy-empty svg{width:44px;height:44px;stroke:var(--jy-amber);margin-bottom:16px}
.jy-empty h2{font-size:22px;margin-bottom:10px}
.jy-empty p{color:var(--jy-text-2);margin-bottom:20px}

/* ---------- Sidebar ---------- */
.jy-article-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px}
@media(max-width:991.98px){.jy-article-side{position:static;flex-direction:row;flex-wrap:wrap}.jy-side-card{flex:1 1 240px}}
.jy-side-card{background:var(--jy-card);border:1px solid var(--jy-border);border-radius:var(--jy-radius);padding:22px;box-shadow:var(--jy-shadow);position:relative;overflow:hidden}
.jy-side-card::after{content:"";position:absolute;top:0;right:0;width:14px;height:14px;background:linear-gradient(225deg,var(--jy-secondary),transparent)}
.jy-side-card h3{font-size:15px;font-weight:600;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.jy-side-card h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--jy-primary)}
.jy-side-card ul li{margin-bottom:10px}
.jy-side-card ul li:last-child{margin-bottom:0}
.jy-side-card ul a{font-size:14px;color:var(--jy-text-2);display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 12px;border-radius:10px;border:1px solid transparent;background:rgba(255,255,255,.03);transition:all .18s ease}
.jy-side-card ul a:hover{color:var(--jy-primary);border-color:var(--jy-border-hover);background:var(--jy-primary-soft)}
.jy-side-card ul a span{font-family:var(--jy-mono);color:var(--jy-text-3);font-size:12px}
.jy-side-tip{background:linear-gradient(160deg,rgba(255,176,32,.12),transparent 70%),var(--jy-card);border-color:rgba(255,176,32,.3)}
.jy-side-tip h3::before{background:var(--jy-amber)}
.jy-side-tip p{font-size:14px;color:var(--jy-text-2);margin:0}
.jy-side-tip::after{background:linear-gradient(225deg,var(--jy-amber),transparent)}

/* ---------- Section head ---------- */
.jy-section-head{max-width:720px;margin-bottom:40px}
.jy-tag-label{display:inline-flex;align-items:center;gap:8px;font-family:var(--jy-mono);font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--jy-primary);margin-bottom:14px}
.jy-tag-label::before{content:"";width:16px;height:2px;border-radius:2px;background:var(--jy-primary)}
.jy-section-head h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:12px}
.jy-section-head p{font-size:15px;color:var(--jy-text-2);margin:0;max-width:70ch}

/* ---------- Cards ---------- */
.jy-grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media(max-width:991.98px){.jy-grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:575.98px){.jy-grid-3{grid-template-columns:1fr;gap:16px}}
.jy-card{display:flex;flex-direction:column;background:var(--jy-card);border:1px solid var(--jy-border);border-radius:var(--jy-radius);overflow:hidden;box-shadow:var(--jy-shadow);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;position:relative}
.jy-card:hover{transform:translateY(-4px);border-color:var(--jy-border-hover);box-shadow:var(--jy-shadow-hover)}
.jy-card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--jy-bg-alt)}
.jy-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.jy-card:hover .jy-card-media img{transform:scale(1.03)}
.jy-card-media .jy-chip-cat{position:absolute;left:14px;top:14px;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;color:var(--jy-primary);background:rgba(11,15,20,.82);border:1px solid var(--jy-border-hover);backdrop-filter:blur(6px)}
.jy-card-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.jy-card-body h3{font-size:18px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.jy-card-body p{font-size:14px;color:var(--jy-text-2);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.jy-card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:14px;border-top:1px solid var(--jy-border);font-size:13px;color:var(--jy-text-3);font-family:var(--jy-mono)}
.jy-card-foot .jy-arrow{color:var(--jy-primary);transition:transform .2s ease}
.jy-card:hover .jy-arrow{transform:translateX(4px)}
.jy-card-link{position:absolute;inset:0;z-index:2;text-indent:-9999px;overflow:hidden}

/* ---------- CTA ---------- */
.jy-cta{position:relative;padding:76px 0;background:linear-gradient(120deg,rgba(35,224,164,.14),rgba(122,90,248,.16) 65%,transparent),var(--jy-bg-alt);border-top:1px solid var(--jy-border);border-bottom:1px solid var(--jy-border);overflow:hidden}
.jy-cta::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:24px 24px;opacity:.35;pointer-events:none}
.jy-cta-inner{position:relative;z-index:1;max-width:760px}
.jy-cta h2{font-size:clamp(24px,2.8vw,34px);margin-bottom:14px}
.jy-cta p{font-size:15px;margin-bottom:26px;max-width:64ch}
.jy-cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:16px}
.jy-cta-note{font-size:13px;color:var(--jy-text-3);margin:0}
@media(max-width:575.98px){.jy-cta{padding:56px 0}.jy-cta-actions .jy-btn{width:100%}}

/* ---------- Footer ---------- */
.jy-footer{background:var(--jy-bg-alt2);border-top:1px solid var(--jy-border);padding:64px 0 0;font-size:14px}
.jy-footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.jy-footer-brand .jy-logo-mark{width:34px;height:34px}
.jy-footer-desc{font-size:14px;color:var(--jy-text-2);max-width:42ch;margin:0}
.jy-footer h4{font-size:15px;font-weight:600;margin-bottom:18px;color:var(--jy-text);position:relative;padding-left:12px}
.jy-footer h4::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:14px;border-radius:2px;background:var(--jy-primary)}
.jy-footer-links{display:flex;flex-direction:column;gap:11px}
.jy-footer-links a{color:var(--jy-text-2);font-size:14px;transition:color .18s ease,transform .18s ease;display:inline-block}
.jy-footer-links a:hover{color:var(--jy-primary);transform:translateX(3px)}
.jy-footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--jy-text-2)}
.jy-footer-contact span{color:var(--jy-text)}
.jy-disclaimer{font-size:13px;color:var(--jy-text-3);margin:16px 0 0;line-height:1.7}
.jy-footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;margin-top:52px;padding:20px 0;border-top:1px solid var(--jy-border);font-size:13px;color:var(--jy-text-3)}
.jy-to-top{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;font-size:13px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid var(--jy-border);color:var(--jy-text-2);transition:all .18s ease}
.jy-to-top:hover{color:var(--jy-primary);border-color:var(--jy-border-hover);background:var(--jy-primary-soft)}

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

/* roulang page: category1 */
:root{
  --jy-bg:#0B0F14;
  --jy-panel:#101722;
  --jy-panel-2:#0E141C;
  --jy-card:#131B24;
  --jy-primary:#23E0A4;
  --jy-primary-soft:rgba(35,224,164,.12);
  --jy-secondary:#7A5AF8;
  --jy-amber:#FFB020;
  --jy-text:#EAF2F5;
  --jy-muted:#9AA9B4;
  --jy-faint:#6B7A86;
  --jy-line:rgba(255,255,255,.08);
  --jy-line-hover:rgba(35,224,164,.45);
  --jy-r-card:16px;
  --jy-r-btn:10px;
  --jy-r-img:12px;
  --jy-r-hero:20px;
  --jy-shadow:0 8px 24px rgba(0,0,0,.35);
  --jy-shadow-hover:0 16px 40px rgba(35,224,164,.16);
  --jy-font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --jy-mono:"DIN Alternate","JetBrains Mono",Consolas,"Courier New",monospace;
  --jy-ease:.22s cubic-bezier(.4,0,.2,1);
  --bs-body-bg:var(--jy-bg);
  --bs-body-color:var(--jy-text);
  --bs-border-color:var(--jy-line);
  --bs-primary:var(--jy-primary);
  --bs-link-color:var(--jy-primary);
  --bs-link-hover-color:#5BF0C2;
  --bs-body-font-family:var(--jy-font);
  --bs-font-sans-serif:var(--jy-font);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--jy-bg);
  color:var(--jy-text);
  font-family:var(--jy-font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--jy-primary);text-decoration:none;transition:color var(--jy-ease),background var(--jy-ease),border-color var(--jy-ease)}
a:hover{color:#5BF0C2}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--jy-primary);outline-offset:2px}
.jy-mono{font-family:var(--jy-mono);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.jy-skip{position:absolute;left:-9999px;top:0;background:var(--jy-primary);color:#08140F;padding:10px 16px;z-index:2000;border-radius:0 0 8px 0}
.jy-skip:focus{left:0}

/* 容器与板块 */
.jy-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.jy-section{padding:88px 0;position:relative}
.jy-section-alt{background:var(--jy-panel)}
.jy-section-alt2{background:var(--jy-panel-2)}
.jy-head{max-width:720px;margin-bottom:44px}
.jy-eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--jy-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--jy-primary)}
.jy-eyebrow::before{content:"";width:16px;height:2px;background:var(--jy-primary);display:inline-block}
.jy-h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.3;margin:14px 0 12px}
.jy-lead{color:var(--jy-muted);font-size:16px;margin:0;max-width:62ch}

/* 顶部信息条 */
.jy-topbar{background:var(--jy-panel-2);border-bottom:1px solid var(--jy-line);font-size:13px;color:var(--jy-muted)}
.jy-topbar-inner{max-width:1200px;margin:0 auto;padding:0 24px;height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.jy-topbar-left{display:flex;align-items:center;gap:10px;min-width:0}
.jy-topbar-domain{font-family:var(--jy-mono);color:var(--jy-text);font-size:13px}
.jy-topbar-sep{width:1px;height:12px;background:var(--jy-line);flex:0 0 auto}
.jy-topbar-note{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.jy-topbar-link{white-space:nowrap;font-weight:600}
@media (max-width:767px){.jy-topbar-note{display:none}}

/* 主导航 */
.jy-header{position:sticky;top:0;z-index:1030;background:rgba(11,15,20,.86);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--jy-line);transition:background var(--jy-ease),box-shadow var(--jy-ease)}
.jy-header.is-scrolled{background:rgba(11,15,20,.97);box-shadow:0 8px 24px rgba(0,0,0,.45)}
.jy-header-inner{max-width:1200px;margin:0 auto;padding:10px 24px;display:flex;align-items:center;gap:18px}
.jy-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--jy-text)}
.jy-logo:hover{color:var(--jy-text)}
.jy-logo-mark{width:38px;height:38px;flex:0 0 auto;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(35,224,164,.18),rgba(122,90,248,.24));border:1px solid var(--jy-line-hover);color:var(--jy-primary)}
.jy-logo-mark svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.jy-logo-text{font-size:15px;font-weight:700;line-height:1.2;letter-spacing:.01em;white-space:nowrap}
.jy-logo-text small{display:block;font-family:var(--jy-mono);font-size:10px;font-weight:500;letter-spacing:.18em;color:var(--jy-faint);margin-top:2px}
.jy-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.jy-chip{padding:8px 15px;border-radius:999px;font-size:14px;color:var(--jy-muted);border:1px solid transparent;white-space:nowrap;transition:all var(--jy-ease)}
.jy-chip:hover{color:var(--jy-text);background:rgba(255,255,255,.05)}
.jy-chip.is-active{color:var(--jy-primary);background:var(--jy-primary-soft);border-color:var(--jy-line-hover)}
.jy-header-cta{margin-left:10px}
.jy-burger{width:40px;height:40px;margin-left:auto;flex:0 0 auto;display:grid;place-items:center;background:transparent;border:1px solid var(--jy-line);border-radius:10px;color:var(--jy-text);cursor:pointer;transition:all var(--jy-ease)}
.jy-burger:hover{border-color:var(--jy-line-hover);color:var(--jy-primary)}
.jy-burger svg{stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round}
.jy-offcanvas{background:var(--jy-panel);color:var(--jy-text);border-left:1px solid var(--jy-line);width:300px}
.jy-offcanvas .offcanvas-header{border-bottom:1px solid var(--jy-line)}
.jy-offcanvas .offcanvas-title{font-size:15px;font-weight:700}
.jy-offcanvas .btn-close{filter:invert(1) grayscale(1) brightness(1.7);opacity:.7}
.jy-offcanvas .btn-close:hover{opacity:1}
.jy-mobile-link{display:block;padding:14px 2px;border-bottom:1px solid var(--jy-line);color:var(--jy-muted);font-size:15px}
.jy-mobile-link:hover{color:var(--jy-text)}
.jy-mobile-link.is-active{color:var(--jy-primary);font-weight:600}

/* 按钮 */
.jy-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--jy-r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:transform var(--jy-ease),background var(--jy-ease),border-color var(--jy-ease),color var(--jy-ease),box-shadow var(--jy-ease)}
.jy-btn svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.jy-btn-primary{background:var(--jy-primary);color:#08140F}
.jy-btn-primary:hover{background:#5BF0C2;color:#08140F;transform:translateY(-2px);box-shadow:0 10px 26px rgba(35,224,164,.22)}
.jy-btn-ghost{background:transparent;border-color:rgba(35,224,164,.5);color:var(--jy-primary)}
.jy-btn-ghost:hover{background:var(--jy-primary-soft);color:#5BF0C2;transform:translateY(-2px)}
.jy-btn-sm{padding:9px 16px;font-size:14px}
.jy-btn:disabled{background:#2A333C;color:#6B7A86;border-color:transparent;cursor:not-allowed;transform:none;box-shadow:none}

/* Hero */
.jy-hero{position:relative;overflow:hidden;padding:64px 0 72px;background:#0B0F14 url('/assets/images/backpic/back-1.webp') right center/cover no-repeat}
.jy-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(96deg,#0B0F14 2%,rgba(11,15,20,.95) 34%,rgba(11,15,20,.72) 66%,rgba(11,15,20,.92) 100%)}
.jy-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(35,224,164,.75),transparent)}
.jy-hero .jy-container{position:relative;z-index:2}
.jy-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--jy-faint);margin-bottom:20px}
.jy-crumb a{color:var(--jy-muted)}
.jy-crumb a:hover{color:var(--jy-primary)}
.jy-crumb .sep{opacity:.55}
.jy-crumb .cur{color:var(--jy-primary)}
.jy-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;font-size:13px;color:var(--jy-primary);background:var(--jy-primary-soft);border:1px solid var(--jy-line-hover)}
.jy-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--jy-primary);display:inline-block}
.jy-h1{font-size:clamp(30px,4.2vw,52px);font-weight:700;line-height:1.16;margin:18px 0 18px;max-width:20ch}
.jy-sub{font-size:16px;color:var(--jy-muted);max-width:50ch;margin:0 0 28px}
.jy-hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.jy-hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:26px;font-size:13px;color:var(--jy-faint)}
.jy-hero-meta .sep{width:1px;height:12px;background:var(--jy-line)}
.jy-hero-media{position:relative;border-radius:var(--jy-r-hero);border:1px solid var(--jy-line-hover);box-shadow:var(--jy-shadow);overflow:hidden;background:var(--jy-panel-2);clip-path:polygon(0 0,100% 0,100% calc(100% - 34px),calc(100% - 34px) 100%,0 100%)}
.jy-hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.jy-float-card{position:absolute;left:16px;bottom:16px;display:flex;align-items:baseline;gap:10px;padding:12px 18px;border-radius:12px;background:rgba(19,27,36,.94);border:1px solid var(--jy-line);box-shadow:var(--jy-shadow);backdrop-filter:blur(6px)}
.jy-float-num{font-family:var(--jy-mono);font-size:26px;font-weight:700;color:var(--jy-primary);line-height:1}
.jy-float-label{font-size:13px;color:var(--jy-muted)}
@media (max-width:991px){
  .jy-hero{padding:44px 0 56px}
  .jy-hero-media{margin-top:36px;clip-path:none}
}
@media (max-width:575px){
  .jy-hero-media{max-width:100%;margin-top:28px}
  .jy-float-card{left:10px;bottom:10px;padding:10px 14px}
  .jy-float-num{font-size:22px}
}

/* 入口速览 */
.jy-facts-wrap{padding-top:0;padding-bottom:72px}
.jy-facts{display:grid;grid-template-columns:repeat(4,1fr);background:var(--jy-panel);border:1px solid var(--jy-line);border-radius:var(--jy-r-card);overflow:hidden;margin-top:-36px;position:relative;z-index:3;box-shadow:var(--jy-shadow)}
.jy-fact{padding:26px 24px;border-right:1px solid var(--jy-line)}
.jy-fact:last-child{border-right:0}
.jy-fact-icon{width:34px;height:34px;color:var(--jy-primary);stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.jy-fact-num{display:block;font-family:var(--jy-mono);font-size:12px;color:var(--jy-faint);margin-top:14px;letter-spacing:.14em}
.jy-fact h3{font-size:16px;font-weight:600;margin:8px 0 6px}
.jy-fact p{font-size:14px;color:var(--jy-muted);line-height:1.7;margin:0}
@media (max-width:991px){
  .jy-facts{grid-template-columns:repeat(2,1fr);margin-top:-20px}
  .jy-fact:nth-child(2){border-right:0}
  .jy-fact:nth-child(1),.jy-fact:nth-child(2){border-bottom:1px solid var(--jy-line)}
}
@media (max-width:575px){
  .jy-facts{grid-template-columns:1fr;margin-top:0}
  .jy-fact{border-right:0;border-bottom:1px solid var(--jy-line);padding:22px 20px}
  .jy-fact:last-child{border-bottom:0}
  .jy-facts-wrap{padding-bottom:48px}
}

/* 卡片网格 */
.jy-card{position:relative;height:100%;display:flex;flex-direction:column;background:var(--jy-card);border:1px solid var(--jy-line);border-radius:var(--jy-r-card);overflow:hidden;transition:transform var(--jy-ease),box-shadow var(--jy-ease),border-color var(--jy-ease)}
.jy-card:hover{transform:translateY(-4px);border-color:var(--jy-line-hover);box-shadow:var(--jy-shadow-hover)}
.jy-card::after{content:"";position:absolute;top:0;right:0;width:14px;height:14px;background:var(--jy-secondary);opacity:.5;clip-path:polygon(100% 0,0 0,100% 100%)}
.jy-card-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--jy-panel-2)}
.jy-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.jy-card:hover .jy-card-media img{transform:scale(1.03)}
.jy-card-body{padding:22px 24px 18px;flex:1 1 auto}
.jy-tag{display:inline-block;font-size:12px;line-height:1.6;padding:3px 10px;border-radius:999px;color:#A18CFF;background:rgba(122,90,248,.14);border:1px solid rgba(122,90,248,.3);margin-bottom:12px}
.jy-card-title{font-size:19px;font-weight:600;line-height:1.42;margin:0 0 10px}
.jy-card-text{font-size:14.5px;color:var(--jy-muted);line-height:1.75;margin:0}
.jy-card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 24px;border-top:1px solid var(--jy-line);font-size:13px;color:var(--jy-faint)}
.jy-card-foot .jy-arrow{color:var(--jy-primary);display:inline-flex;align-items:center;gap:6px}
.jy-card-foot .jy-arrow svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform var(--jy-ease)}
.jy-card:hover .jy-card-foot .jy-arrow svg{transform:translateX(3px)}

/* 四步流程 */
.jy-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.jy-flow-step{position:relative;padding:26px 24px;background:var(--jy-card);border:1px solid var(--jy-line);border-radius:var(--jy-r-card);transition:border-color var(--jy-ease),box-shadow var(--jy-ease),transform var(--jy-ease)}
.jy-flow-step:hover{border-color:var(--jy-line-hover);box-shadow:var(--jy-shadow-hover);transform:translateY(-3px)}
.jy-flow-step::after{content:"";position:absolute;top:54px;right:-24px;width:24px;border-top:1px dashed rgba(35,224,164,.42)}
.jy-flow-step:last-child::after{display:none}
.jy-flow-num{display:block;font-family:var(--jy-mono);font-size:30px;font-weight:700;line-height:1;color:var(--jy-primary);opacity:.9}
.jy-flow-step h3{font-size:17px;font-weight:600;margin:16px 0 8px}
.jy-flow-step p{font-size:14px;color:var(--jy-muted);line-height:1.75;margin:0}
@media (max-width:991px){
  .jy-flow{grid-template-columns:repeat(2,1fr)}
  .jy-flow-step::after{display:none}
}
@media (max-width:575px){
  .jy-flow{grid-template-columns:1fr;gap:16px}
}

/* FAQ */
.jy-faq{max-width:860px}
.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{position:relative;background:transparent;color:var(--jy-text);font-size:17px;font-weight:600;line-height:1.6;padding:22px 52px 22px 0;border:0;border-radius:0!important;box-shadow:none}
.jy-faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--jy-primary);outline-offset:-2px}
.jy-faq .accordion-button:not(.collapsed){color:var(--jy-primary);background:transparent}
.jy-faq .accordion-button::before{content:"";position:absolute;right:8px;top:50%;width:14px;height:2px;background:var(--jy-primary);transform:translateY(-50%)}
.jy-faq .accordion-button::after{content:"";display:block;position:absolute;right:14px;top:50%;width:2px;height:14px;background:var(--jy-primary);background-image:none;transform:translateY(-50%);transition:opacity var(--jy-ease),transform var(--jy-ease)}
.jy-faq .accordion-button:not(.collapsed)::after{opacity:0;transform:translateY(-50%) scaleY(.2)}
.jy-faq .accordion-body{padding:0 52px 24px 0;color:var(--jy-muted);font-size:15px;line-height:1.85}
@media (max-width:575px){
  .jy-faq .accordion-button{font-size:15.5px;padding-right:44px}
  .jy-faq .accordion-body{padding-right:0}
}

/* 交叉链接 */
.jy-cross-card{display:flex;flex-direction:column;height:100%;background:var(--jy-card);border:1px solid var(--jy-line);border-radius:var(--jy-r-card);overflow:hidden;transition:border-color var(--jy-ease),box-shadow var(--jy-ease)}
.jy-cross-card:hover{border-color:var(--jy-line-hover);box-shadow:var(--jy-shadow-hover)}
.jy-cross-media{aspect-ratio:16/9;overflow:hidden;background:var(--jy-panel-2)}
.jy-cross-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.jy-cross-card:hover .jy-cross-media img{transform:scale(1.03)}
.jy-cross-body{padding:24px;flex:1 1 auto;display:flex;flex-direction:column;align-items:flex-start}
.jy-cross-body h3{font-size:22px;font-weight:700;margin:0 0 12px}
.jy-cross-body p{font-size:14.5px;color:var(--jy-muted);line-height:1.8;margin:0 0 20px}
.jy-link-more{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--jy-primary);margin-top:auto}
.jy-link-more svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform var(--jy-ease)}
.jy-link-more:hover svg{transform:translateX(4px)}
.jy-cross-side{height:100%;padding:28px;background:var(--jy-panel);border:1px solid var(--jy-line);border-radius:var(--jy-r-card)}
.jy-cross-side h3{font-size:18px;font-weight:600;margin:0 0 6px}
.jy-cross-side .jy-side-note{font-size:13px;color:var(--jy-faint);margin:0 0 18px}
.jy-cross-list li + li{border-top:1px solid var(--jy-line)}
.jy-cross-list a{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:15px 2px;font-size:14.5px;color:var(--jy-muted);transition:color var(--jy-ease),padding var(--jy-ease)}
.jy-cross-list a:hover{color:var(--jy-primary);padding-left:6px}
.jy-cross-list .jy-date{font-family:var(--jy-mono);font-size:12px;color:var(--jy-faint);flex:0 0 auto}
.jy-cross-list .jy-item-text{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}

/* CTA */
.jy-cta{padding:0 0 88px}
.jy-cta-box{position:relative;overflow:hidden;border-radius:var(--jy-r-hero);border:1px solid var(--jy-line-hover);padding:64px 48px;background:#0B0F14 url('/assets/images/backpic/back-2.png') center right/cover no-repeat;clip-path:polygon(0 0,100% 0,100% calc(100% - 40px),calc(100% - 40px) 100%,0 100%)}
.jy-cta-box::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,15,20,.97) 0%,rgba(11,15,20,.9) 48%,rgba(11,15,20,.6) 100%)}
.jy-cta-inner{position:relative;z-index:2;max-width:640px}
.jy-cta-inner h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.3;margin:14px 0 14px}
.jy-cta-inner p{font-size:15px;color:var(--jy-muted);margin:0 0 28px}
.jy-cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.jy-cta-note{font-size:13px;color:var(--jy-faint);margin-top:20px}
@media (max-width:767px){
  .jy-cta-box{padding:44px 24px;clip-path:none}
  .jy-cta{padding-bottom:64px}
}

/* 页脚 */
.jy-footer{background:var(--jy-panel-2);border-top:1px solid var(--jy-line);padding:64px 0 0;font-size:14px}
.jy-footer h4{font-size:15px;font-weight:600;margin:0 0 16px;color:var(--jy-text)}
.jy-footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.jy-footer-brand .jy-logo-mark{width:36px;height:36px}
.jy-footer-brand .jy-logo-text{font-size:15px;font-weight:700;line-height:1.2;color:var(--jy-text)}
.jy-footer-brand .jy-logo-text small{display:block;font-family:var(--jy-mono);font-size:10px;letter-spacing:.18em;color:var(--jy-faint);margin-top:2px}
.jy-footer-desc{font-size:13.5px;color:var(--jy-muted);line-height:1.8;max-width:38ch}
.jy-footer-links{display:flex;flex-direction:column;gap:10px}
.jy-footer-links a{color:var(--jy-muted);font-size:13.5px}
.jy-footer-links a:hover{color:var(--jy-primary)}
.jy-footer-contact li{color:var(--jy-muted);font-size:13.5px;line-height:1.9}
.jy-footer-contact li + li{margin-top:2px}
.jy-disclaimer{font-size:12.5px;color:var(--jy-faint);line-height:1.75;margin:16px 0 0}
.jy-footer-bottom{margin-top:48px;border-top:1px solid var(--jy-line);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.jy-footer-bottom span{font-size:13px;color:var(--jy-faint)}
.jy-to-top{display:inline-flex;align-items:center;gap:6px;background:transparent;border:1px solid var(--jy-line);border-radius:999px;padding:8px 16px;font-size:13px;color:var(--jy-muted);cursor:pointer;transition:all var(--jy-ease)}
.jy-to-top:hover{border-color:var(--jy-line-hover);color:var(--jy-primary)}

@media (max-width:991px){
  .jy-section{padding:64px 0}
  .jy-head{margin-bottom:32px}
}
@media (max-width:575px){
  .jy-section{padding:44px 0}
  .jy-container{padding:0 18px}
  .jy-header-inner{padding:10px 18px;gap:12px}
  .jy-logo-text{font-size:13.5px;white-space:normal;line-height:1.25}
  .jy-topbar-inner{padding:0 18px}
  .jy-hero-actions .jy-btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --bs-primary:#23E0A4;
  --bs-body-bg:#0B0F14;
  --bs-body-color:#EAF2F5;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-link-color:#23E0A4;
  --bs-link-hover-color:#5CF0BD;
  --jy-primary:#23E0A4;
  --jy-secondary:#7A5AF8;
  --jy-amber:#FFB020;
  --jy-bg:#0B0F14;
  --jy-bg-alt:#101722;
  --jy-bg-alt2:#0E141C;
  --jy-card:#131B24;
  --jy-line:rgba(255,255,255,.08);
  --jy-line-hover:rgba(35,224,164,.45);
  --jy-text:#EAF2F5;
  --jy-text-2:#9AA9B4;
  --jy-text-3:#6B7A86;
  --jy-radius:16px;
  --jy-radius-sm:10px;
  --jy-radius-img:12px;
  --jy-shadow:0 8px 24px rgba(0,0,0,.35);
  --jy-shadow-hover:0 16px 40px rgba(35,224,164,.16);
  --jy-mono:"DIN Alternate","JetBrains Mono",Consolas,"SFMono-Regular",monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  background:var(--jy-bg);
  color:var(--jy-text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--jy-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:#5CF0BD}
h1,h2,h3,h4{margin:0;color:var(--jy-text);font-weight:700;letter-spacing:-.01em}
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:4px}
.jy-mono{font-family:var(--jy-mono);font-variant-numeric:tabular-nums}
.jy-skip{position:absolute;left:-9999px;top:0;background:var(--jy-primary);color:#04140F;padding:10px 16px;border-radius:0 0 8px 0;z-index:999}
.jy-skip:focus{left:0}

/* ---------- 容器与区块 ---------- */
.jy-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.jy-section{padding:88px 0;position:relative}
.jy-section.is-alt{background:var(--jy-bg-alt)}
.jy-section.is-alt2{background:var(--jy-bg-alt2)}
.jy-section-head{max-width:760px;margin-bottom:44px}
.jy-sec-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--jy-mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--jy-primary);margin-bottom:14px;
}
.jy-sec-tag::before{content:"";width:16px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--jy-primary),var(--jy-secondary))}
.jy-sec-title{font-size:clamp(24px,2.6vw,34px);line-height:1.3;margin-bottom:12px;position:relative;padding-left:16px}
.jy-sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--jy-primary)}
.jy-sec-sub{color:var(--jy-text-2);font-size:15px;max-width:66ch}
.jy-lead{color:var(--jy-text-2);font-size:16px;max-width:70ch}

/* ---------- 顶栏 ---------- */
.jy-header{position:sticky;top:0;z-index:1030}
.jy-topbar{background:var(--jy-bg-alt2);border-bottom:1px solid var(--jy-line)}
.jy-topbar-inner{height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13px;color:var(--jy-text-2)}
.jy-topbar-inner a{font-size:13px;display:inline-flex;align-items:center;gap:6px}
.jy-navbar{background:rgba(11,15,20,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--jy-line);transition:box-shadow .22s ease,background-color .22s ease}
.jy-header.is-scrolled .jy-navbar{box-shadow:0 8px 24px rgba(0,0,0,.45);background:rgba(9,12,17,.98)}
.jy-navbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.jy-brand{display:flex;align-items:center;gap:12px;color:var(--jy-text)}
.jy-brand:hover{color:var(--jy-text)}
.jy-logo-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(35,224,164,.22),rgba(122,90,248,.28));
  border:1px solid rgba(35,224,164,.35);
}
.jy-logo-mark svg{width:22px;height:22px;stroke:var(--jy-primary)}
.jy-logo-text{display:flex;flex-direction:column;font-size:16px;font-weight:700;line-height:1.25;letter-spacing:.01em}
.jy-logo-text small{font-family:var(--jy-mono);font-size:10px;letter-spacing:.22em;color:var(--jy-text-3);font-weight:400}
.jy-nav{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.03);border:1px solid var(--jy-line);border-radius:999px;padding:5px}
.jy-chip{
  display:inline-flex;align-items:center;padding:8px 16px;border-radius:999px;
  font-size:14px;color:var(--jy-text-2);border:1px solid transparent;white-space:nowrap;
}
.jy-chip:hover{color:var(--jy-text);background:rgba(255,255,255,.06)}
.jy-chip.is-active{background:rgba(35,224,164,.12);color:var(--jy-primary);border-color:rgba(35,224,164,.45)}
.jy-nav-actions{display:flex;align-items:center;gap:12px}
.jy-burger{
  width:42px;height:42px;border-radius:12px;background:transparent;border:1px solid var(--jy-line);
  color:var(--jy-text);display:inline-flex;align-items:center;justify-content:center;
}
.jy-burger:hover{border-color:var(--jy-line-hover);color:var(--jy-primary)}
.offcanvas{background:var(--jy-bg-alt);color:var(--jy-text)}
.offcanvas-header{border-bottom:1px solid var(--jy-line)}
.offcanvas-title{font-size:16px;font-weight:700}
.jy-mobile-menu{display:flex;flex-direction:column;gap:8px;padding:8px 0}
.jy-mobile-menu a{padding:12px 14px;border-radius:12px;border:1px solid var(--jy-line);color:var(--jy-text-2);font-size:15px}
.jy-mobile-menu a.is-active{color:var(--jy-primary);border-color:rgba(35,224,164,.45);background:rgba(35,224,164,.1)}

/* ---------- 按钮 ---------- */
.jy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--jy-radius-sm);font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .2s ease;white-space:nowrap;
}
.jy-btn-primary{background:var(--jy-primary);color:#04140F}
.jy-btn-primary:hover{background:#4BEEB8;color:#04140F;transform:translateY(-2px);box-shadow:0 12px 28px rgba(35,224,164,.24)}
.jy-btn-ghost{background:transparent;border-color:rgba(35,224,164,.5);color:var(--jy-primary)}
.jy-btn-ghost:hover{background:rgba(35,224,164,.12);color:var(--jy-primary);transform:translateY(-2px)}
.jy-btn-sm{padding:9px 18px;font-size:14px}
.jy-btn[disabled],.jy-btn.is-disabled{background:#2A333C;color:#7C8894;border-color:transparent;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 内页 Hero ---------- */
.jy-hero-page{
  position:relative;overflow:hidden;padding:56px 0 76px;
  background:linear-gradient(180deg,#0E141C 0%,#0B0F14 100%);
}
.jy-hero-page::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.png') right center/cover no-repeat;
  opacity:.22;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 58%);
  mask-image:linear-gradient(90deg,transparent 0%,#000 58%);
}
.jy-hero-page::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(35,224,164,.75),transparent);
}
.jy-hero-dots{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(circle,rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:24px 24px;
}
.jy-hero-inner{position:relative;z-index:2;max-width:820px}
.jy-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--jy-text-3);margin-bottom:22px}
.jy-crumb a{color:var(--jy-text-2)}
.jy-crumb a:hover{color:var(--jy-primary)}
.jy-crumb span.sep{color:var(--jy-text-3)}
.jy-crumb .current{color:var(--jy-primary)}
.jy-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(122,90,248,.14);border:1px solid rgba(122,90,248,.4);color:#B9A8FF;
  font-size:13px;margin-bottom:22px;
}
.jy-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--jy-primary)}
.jy-hero-page h1{font-size:clamp(30px,4.2vw,52px);line-height:1.22;margin-bottom:18px}
.jy-hero-page h1 em{font-style:normal;color:var(--jy-primary)}
.jy-hero-sub{color:var(--jy-text-2);font-size:17px;max-width:56ch;margin-bottom:30px}
.jy-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.jy-hero-facts{display:flex;flex-wrap:wrap;gap:26px;padding-top:22px;border-top:1px solid var(--jy-line)}
.jy-hero-facts div{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--jy-text-2)}
.jy-hero-facts svg{width:16px;height:16px;stroke:var(--jy-primary);flex:0 0 16px}
.jy-hero-facts b{font-family:var(--jy-mono);color:var(--jy-text);font-weight:600}

/* ---------- 大卡 + 列表混排 ---------- */
.jy-feature{
  position:relative;background:var(--jy-card);border:1px solid var(--jy-line);
  border-radius:var(--jy-radius);overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.jy-feature::after{
  content:"";position:absolute;top:0;right:0;width:16px;height:16px;pointer-events:none;
  background:linear-gradient(135deg,transparent 50%,rgba(122,90,248,.6) 50%);
}
.jy-feature:hover{border-color:var(--jy-line-hover);box-shadow:var(--jy-shadow-hover);transform:translateY(-3px)}
.jy-feature-cover{aspect-ratio:16/9;overflow:hidden;background:#0E141C}
.jy-feature-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.jy-feature:hover .jy-feature-cover img{transform:scale(1.03)}
.jy-feature-body{padding:26px 26px 28px;display:flex;flex-direction:column;gap:14px;flex:1}
.jy-feature-body h3{font-size:22px;line-height:1.45}
.jy-feature-body p{color:var(--jy-text-2);font-size:15px}
.jy-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:4px}
.jy-points li{
  display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--jy-text-2);
  background:rgba(255,255,255,.02);border:1px solid var(--jy-line);border-radius:12px;padding:12px 14px;
}
.jy-points svg{width:16px;height:16px;stroke:var(--jy-primary);flex:0 0 16px;margin-top:5px}
.jy-side-list{display:flex;flex-direction:column;gap:16px;height:100%}
.jy-side-item{
  position:relative;display:flex;gap:14px;align-items:flex-start;
  background:var(--jy-card);border:1px solid var(--jy-line);border-left:3px solid var(--jy-amber);
  border-radius:var(--jy-radius);padding:18px 20px;transition:all .22s ease;
}
.jy-side-item:hover{border-left-color:var(--jy-primary);border-color:var(--jy-line-hover);transform:translateY(-2px);box-shadow:var(--jy-shadow)}
.jy-side-item .ico{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:rgba(35,224,164,.1);border:1px solid rgba(35,224,164,.3);
}
.jy-side-item .ico svg{width:18px;height:18px;stroke:var(--jy-primary)}
.jy-side-item h3{font-size:16px;line-height:1.5;margin-bottom:4px}
.jy-side-item p{font-size:13.5px;color:var(--jy-text-2);line-height:1.7}

/* ---------- 通用列表卡 ---------- */
.jy-list-card{
  position:relative;display:flex;flex-direction:column;height:100%;
  background:var(--jy-card);border:1px solid var(--jy-line);border-radius:var(--jy-radius);
  overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.jy-list-card::after{
  content:"";position:absolute;top:0;right:0;width:14px;height:14px;pointer-events:none;
  background:linear-gradient(135deg,transparent 50%,rgba(122,90,248,.6) 50%);
}
.jy-list-card:hover{border-color:var(--jy-line-hover);box-shadow:var(--jy-shadow-hover);transform:translateY(-3px)}
.jy-cover{aspect-ratio:16/9;overflow:hidden;background:#0E141C}
.jy-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.jy-list-card:hover .jy-cover img{transform:scale(1.03)}
.jy-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.jy-chip-small{
  align-self:flex-start;display:inline-flex;align-items:center;gap:6px;
  font-size:12px;padding:4px 10px;border-radius:999px;
  background:rgba(122,90,248,.14);border:1px solid rgba(122,90,248,.35);color:#B9A8FF;
}
.jy-card-title{
  font-size:18px;font-weight:600;line-height:1.5;color:var(--jy-text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.jy-card-desc{
  font-size:14px;color:var(--jy-text-2);line-height:1.72;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.jy-card-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--jy-line);
  display:flex;align-items:center;justify-content:space-between;
  font-family:var(--jy-mono);font-size:12.5px;color:var(--jy-text-3);
}
.jy-card-meta .arrow{display:inline-flex;align-items:center;gap:6px;color:var(--jy-primary)}
.jy-card-meta .arrow svg{width:14px;height:14px;stroke:currentColor;transition:transform .2s ease}
.jy-list-card:hover .jy-card-meta .arrow svg{transform:translateX(3px)}
.jy-list-card.is-wide{flex-direction:row}
.jy-list-card.is-wide .jy-cover{flex:0 0 42%;aspect-ratio:auto;min-height:100%}
.jy-list-card.is-wide .jy-card-body{flex:1;min-width:0}
.jy-list-card.is-wide .jy-card-title{font-size:17px}

/* ---------- 流程 ---------- */
.jy-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;position:relative}
.jy-steps::before{
  content:"";position:absolute;top:26px;left:8%;right:8%;height:1px;
  background-image:linear-gradient(90deg,var(--jy-line) 50%,transparent 0);
  background-size:12px 1px;background-repeat:repeat-x;
}
.jy-step{position:relative;z-index:2;background:var(--jy-card);border:1px solid var(--jy-line);border-radius:var(--jy-radius);padding:24px;transition:all .22s ease}
.jy-step:hover{border-color:var(--jy-line-hover);transform:translateY(-3px);box-shadow:var(--jy-shadow)}
.jy-step .num{
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--jy-mono);font-size:20px;font-weight:700;color:var(--jy-primary);
  width:52px;height:52px;border-radius:14px;background:rgba(35,224,164,.1);
  border:1px solid rgba(35,224,164,.35);margin-bottom:16px;
}
.jy-step h3{font-size:17px;margin-bottom:8px}
.jy-step p{font-size:14px;color:var(--jy-text-2)}

/* ---------- 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;color:var(--jy-text);font-size:17px;font-weight:600;
  padding:22px 0;box-shadow:none;border:0;gap:16px;
}
.jy-faq .accordion-button:not(.collapsed){color:var(--jy-primary);background:transparent}
.jy-faq .accordion-button:focus{box-shadow:none;border:0;outline:2px solid var(--jy-primary);outline-offset:-2px}
.jy-faq .accordion-button::after{
  content:"+";background-image:none;width:28px;height:28px;flex:0 0 28px;
  display:flex;align-items:center;justify-content:center;border-radius:50%;
  border:1px solid var(--jy-line);color:var(--jy-primary);
  font-family:var(--jy-mono);font-size:16px;line-height:1;transform:none;transition:all .2s ease;
}
.jy-faq .accordion-button:not(.collapsed)::after{content:"−";background:rgba(35,224,164,.12);border-color:rgba(35,224,164,.45)}
.jy-faq .accordion-body{padding:0 0 24px;color:var(--jy-text-2);font-size:15px;max-width:76ch}
.jy-faq .accordion-body p+p{margin-top:10px}

/* ---------- 交叉链接 ---------- */
.jy-cross{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;
}
.jy-cross-card{
  position:relative;overflow:hidden;display:flex;flex-direction:column;gap:12px;justify-content:center;
  background:var(--jy-card);border:1px solid var(--jy-line);border-radius:var(--jy-radius);
  padding:30px;transition:all .22s ease;
}
.jy-cross-card::after{
  content:"";position:absolute;top:0;right:0;width:16px;height:16px;
  background:linear-gradient(135deg,transparent 50%,rgba(35,224,164,.55) 50%);
}
.jy-cross-card:hover{border-color:var(--jy-line-hover);transform:translateY(-3px);box-shadow:var(--jy-shadow-hover)}
.jy-cross-card .k{font-family:var(--jy-mono);font-size:12px;letter-spacing:.16em;color:var(--jy-text-3);text-transform:uppercase}
.jy-cross-card h3{font-size:20px}
.jy-cross-card p{color:var(--jy-text-2);font-size:14.5px}
.jy-cross-card .go{display:inline-flex;align-items:center;gap:8px;color:var(--jy-primary);font-size:14px;font-weight:600}
.jy-cross-card .go svg{width:15px;height:15px;stroke:currentColor}

/* ---------- CTA ---------- */
.jy-cta{
  position:relative;overflow:hidden;
  background:linear-gradient(115deg,#101722 0%,#0E141C 55%,#121A26 100%);
  border-top:1px solid var(--jy-line);border-bottom:1px solid var(--jy-line);
  padding:76px 0;
}
.jy-cta::before{
  content:"";position:absolute;inset:0;opacity:.2;
  background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
}
.jy-cta::after{
  content:"";position:absolute;top:-40%;right:-10%;width:520px;height:520px;
  background:radial-gradient(circle,rgba(35,224,164,.16),transparent 62%);
}
.jy-cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px}
.jy-cta h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:10px;max-width:20ch}
.jy-cta p{color:var(--jy-text-2);font-size:15px;max-width:46ch}
.jy-cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.jy-cta-note{position:relative;z-index:2;margin-top:22px;font-size:13px;color:var(--jy-text-3)}

/* ---------- 页脚 ---------- */
.jy-footer{background:var(--jy-bg-alt2);border-top:1px solid var(--jy-line);padding:64px 0 0}
.jy-footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.jy-footer-desc{color:var(--jy-text-2);font-size:14px;max-width:44ch}
.jy-footer h4{font-size:14px;letter-spacing:.04em;margin-bottom:16px;color:var(--jy-text)}
.jy-footer-links{display:flex;flex-direction:column;gap:10px}
.jy-footer-links a{color:var(--jy-text-2);font-size:14px}
.jy-footer-links a:hover{color:var(--jy-primary)}
.jy-footer-contact{display:flex;flex-direction:column;gap:10px;color:var(--jy-text-2);font-size:14px}
.jy-disclaimer{margin-top:14px;color:var(--jy-text-3);font-size:12.5px;line-height:1.7}
.jy-footer-bottom{
  margin-top:48px;padding:20px 0;border-top:1px solid var(--jy-line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  color:var(--jy-text-3);font-size:13px;
}
.jy-to-top{
  display:inline-flex;align-items:center;gap:6px;background:transparent;color:var(--jy-text-2);
  border:1px solid var(--jy-line);border-radius:999px;padding:8px 16px;font-size:13px;cursor:pointer;
  transition:all .2s ease;
}
.jy-to-top:hover{color:var(--jy-primary);border-color:var(--jy-line-hover);transform:translateY(-2px)}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .jy-steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
  .jy-steps::before{display:none}
}
@media (max-width:991.98px){
  .jy-section{padding:64px 0}
  .jy-hero-page{padding:44px 0 60px}
  .jy-navbar-inner{min-height:64px}
  .jy-cross{grid-template-columns:1fr}
  .jy-points{grid-template-columns:1fr}
}
@media (max-width:767.98px){
  .jy-section{padding:48px 0}
  .jy-container{padding:0 18px}
  .jy-topbar-inner{height:auto;padding:8px 0;font-size:12px;flex-wrap:wrap;gap:6px}
  .jy-hero-sub{font-size:15.5px}
  .jy-hero-facts{gap:14px}
  .jy-list-card.is-wide{flex-direction:column}
  .jy-list-card.is-wide .jy-cover{flex:none;aspect-ratio:16/9}
  .jy-steps{grid-template-columns:1fr}
  .jy-cta{padding:56px 0}
  .jy-feature-body{padding:20px}
}
@media (max-width:575.98px){
  .jy-hero-actions .jy-btn{width:100%}
  .jy-cta-actions{width:100%}
  .jy-cta-actions .jy-btn{width:100%}
  .jy-card-body{padding:18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}