/* roulang page: index */
:root{
  --brand:#1F6E9C;
  --brand-dark:#14506F;
  --brand-light:#E8F1F7;
  --accent:#E0A048;
  --accent-dark:#C88B33;
  --green:#2F9E75;
  --bg:#F5F7F9;
  --surface:#FFFFFF;
  --line:#E4EAEF;
  --text:#17242E;
  --text-2:#5A6B78;
  --text-3:#93A2AE;
  --danger:#C6473A;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-hero:20px;
  --sh-sm:0 1px 2px rgba(23,36,46,.06);
  --sh-md:0 6px 20px rgba(23,36,46,.08);
  --sh-lg:0 16px 40px rgba(23,36,46,.10);
  --ease:.22s ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:0;line-height:1.35;color:var(--text);}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-dark);}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
button,input,textarea,select{font:inherit;color:inherit;}
:focus-visible{outline:2px solid rgba(31,110,156,.45);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
.section{padding:88px 0;}
.section-sm{padding:56px 0;}
.section-alt{background:var(--surface);}
.section-head{margin-bottom:44px;max-width:760px;}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand);
  background:var(--brand-light);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head h2{font-size:30px;margin-bottom:12px;}
.section-head p{color:var(--text-2);font-size:16px;margin:0;}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.link-more{font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.link-more i{font-size:12px;transition:transform var(--ease);}
.link-more:hover i{transform:translateX(3px);}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-sm);}
.nav-inner{height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto;}
.brand:hover{color:var(--text);}
.brand-mark{
  position:relative;width:28px;height:28px;border-radius:9px;background:var(--brand);flex:0 0 auto;
  box-shadow:inset 0 -8px 0 rgba(255,255,255,.28);
}
.brand-mark::after{
  content:"";position:absolute;right:5px;top:5px;width:9px;height:9px;
  background:var(--accent);border-radius:3px;
}
.brand-text{font-size:19px;font-weight:700;letter-spacing:.2px;}
.brand-sub{display:block;font-size:11px;font-weight:500;color:var(--text-3);letter-spacing:.5px;line-height:1;}
.nav-left{display:flex;align-items:center;gap:36px;min-width:0;}
.main-nav{display:flex;align-items:center;gap:4px;}
.main-nav a{
  position:relative;display:block;padding:8px 14px;font-size:15px;color:var(--text-2);
  border-radius:8px;white-space:nowrap;transition:background var(--ease),color var(--ease);
}
.main-nav a:hover{color:var(--brand);background:var(--brand-light);}
.main-nav a.active{color:var(--brand);font-weight:600;}
.main-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;
  background:var(--brand);border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 16px;
  border:1px solid var(--line);border-radius:999px;background:#fff;transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search i{color:var(--text-3);font-size:14px;}
.nav-search input{border:0;outline:0;background:transparent;width:132px;font-size:14px;color:var(--text);}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search:focus-within{border-color:rgba(31,110,156,.5);box-shadow:0 0 0 3px rgba(31,110,156,.14);}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;
  border-radius:10px;color:var(--text);font-size:17px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{border-color:rgba(31,110,156,.4);color:var(--brand);}

/* ===== Buttons ===== */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all var(--ease);white-space:nowrap;
}
.btn-x.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-primary-x{background:var(--brand);color:#fff;}
.btn-primary-x:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-primary-x:active{transform:translateY(0);}
.btn-ghost-x{background:#fff;color:var(--brand);border-color:rgba(31,110,156,.55);}
.btn-ghost-x:hover{background:var(--brand-light);color:var(--brand-dark);border-color:var(--brand);}
.btn-accent-x{background:var(--accent);color:#3A2A0B;}
.btn-accent-x:hover{background:var(--accent-dark);color:#3A2A0B;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-accent-x:active{transform:translateY(0);}
.btn-block-x{width:100%;}

/* ===== Notice bar ===== */
.notice-bar{background:var(--brand-light);font-size:13px;color:var(--brand-dark);}
.notice-inner{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:6px 0;}
.notice-inner span{display:inline-flex;align-items:center;gap:8px;}
.notice-close{background:transparent;border:0;color:var(--brand-dark);opacity:.65;cursor:pointer;font-size:14px;line-height:1;}
.notice-close:hover{opacity:1;}

/* ===== Hero ===== */
.hero{padding:84px 0 72px;background:linear-gradient(180deg,#FBFDFE 0%,var(--bg) 100%);overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:1.16fr 1fr;gap:56px;align-items:center;}
.hero h1{font-size:clamp(28px,4vw,44px);font-weight:700;margin-bottom:18px;}
.hero h1 .hl{color:var(--brand);}
.hero-sub{font-size:17px;color:var(--text-2);max-width:520px;margin-bottom:30px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:38px;}
.hero-stats{display:flex;gap:44px;flex-wrap:wrap;}
.hero-stats .num{font-size:26px;font-weight:700;color:var(--brand);line-height:1.2;}
.hero-stats .lbl{font-size:13px;color:var(--text-2);margin-top:4px;}
.hero-visual{position:relative;}
.hero-visual .hero-img{
  width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:var(--r-hero);box-shadow:var(--sh-lg);
}
.hero-float{
  position:absolute;right:-8px;bottom:-22px;width:236px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-md);padding:14px 16px;display:flex;gap:12px;align-items:center;
}
.hero-float img{width:52px;height:52px;border-radius:10px;object-fit:cover;flex:0 0 auto;}
.hero-float .ft{font-size:14px;font-weight:600;margin-bottom:6px;}
.badge-pill{
  display:inline-block;font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;
  background:var(--accent);color:#3A2A0B;
}
.badge-soft{
  display:inline-block;font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;
  background:var(--brand-light);color:var(--brand);
}

/* ===== Guarantee strip ===== */
.guarantee{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.guarantee-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.g-item{padding:26px 22px;border-right:1px solid var(--line);}
.g-item:last-child{border-right:0;}
.g-item .g-top{display:flex;align-items:center;gap:10px;margin-bottom:6px;}
.g-item i{color:var(--green);font-size:15px;}
.g-item .g-title{font-size:15px;font-weight:600;}
.g-item p{font-size:13px;color:var(--text-2);margin:0;}

/* ===== Offer grid ===== */
.offer-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.offer-card:hover{box-shadow:var(--sh-md);transform:translateY(-2px);border-color:rgba(31,110,156,.3);}
.offer-media{position:relative;overflow:hidden;}
.offer-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.offer-card:hover .offer-media img{transform:scale(1.03);}
.offer-tag{
  position:absolute;left:14px;top:14px;font-size:12px;font-weight:600;padding:4px 12px;
  border-radius:999px;background:var(--accent);color:#3A2A0B;
}
.offer-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.offer-body h3{font-size:19px;}
.offer-body .desc{font-size:14.5px;color:var(--text-2);margin:0;}
.offer-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);flex-wrap:wrap;}
.offer-price{color:var(--accent-dark);font-weight:700;font-size:15px;}
.offer-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:6px;}
.offer-card-wide{flex-direction:row;}
.offer-card-wide .offer-media{flex:0 0 46%;}
.offer-card-wide .offer-media img{height:100%;aspect-ratio:auto;min-height:238px;}
.offer-card-wide .offer-body{padding:28px;}
.offer-list{margin:0;display:grid;gap:6px;}
.offer-list li{font-size:14px;color:var(--text-2);display:flex;gap:8px;align-items:flex-start;}
.offer-list li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand);margin-top:9px;flex:0 0 auto;}

/* ===== Capability ===== */
.cap-visual{border-radius:var(--r-hero);overflow:hidden;box-shadow:var(--sh-md);}
.cap-visual img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.cap-points{margin-top:26px;display:grid;gap:16px;}
.cap-points li{display:flex;gap:12px;align-items:flex-start;}
.cap-points .ico{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;background:var(--brand-light);
  color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:14px;
}
.cap-points strong{display:block;font-size:15.5px;margin-bottom:2px;}
.cap-points span{font-size:14px;color:var(--text-2);}
.mini-card{
  display:flex;gap:16px;align-items:center;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:16px;box-shadow:var(--sh-sm);
  transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.mini-card:hover{box-shadow:var(--sh-md);transform:translateY(-2px);border-color:rgba(31,110,156,.3);}
.mini-card img{width:78px;height:78px;border-radius:var(--r-img);object-fit:cover;flex:0 0 auto;}
.mini-card h3{font-size:16px;margin-bottom:4px;}
.mini-card p{font-size:13.5px;color:var(--text-2);margin:0;}

/* ===== Reviews ===== */
.review-rail{
  display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:8px;scrollbar-width:none;
}
.review-rail::-webkit-scrollbar{display:none;}
.review-card{
  flex:0 0 calc((100% - 48px)/3);scroll-snap-align:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-sm);
}
.review-head{display:flex;align-items:center;gap:14px;margin-bottom:16px;}
.avatar{
  width:46px;height:46px;border-radius:50%;background:var(--brand-light);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;flex:0 0 auto;
}
.review-head .nm{font-size:15.5px;font-weight:600;}
.review-head .rl{font-size:13px;color:var(--text-3);}
.stars{color:var(--accent);font-size:13px;margin-bottom:12px;letter-spacing:2px;}
.review-card p{font-size:14.5px;color:var(--text-2);margin:0;}
.rail-controls{display:flex;align-items:center;gap:16px;margin-top:28px;}
.rail-btn{
  width:42px;height:42px;border-radius:50%;background:#fff;border:1px solid rgba(31,110,156,.45);
  color:var(--brand);cursor:pointer;transition:all var(--ease);
}
.rail-btn:hover{background:var(--brand);color:#fff;border-color:var(--brand);}
.rail-dots{display:flex;gap:8px;}
.rail-dot{width:8px;height:8px;border-radius:50%;background:var(--line);border:0;padding:0;cursor:pointer;}
.rail-dot.active{background:var(--brand);width:22px;border-radius:999px;}

/* ===== CMS list ===== */
.post-card{
  display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-sm);height:100%;color:inherit;
  transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.post-card:hover{box-shadow:var(--sh-md);transform:translateY(-2px);border-color:rgba(31,110,156,.3);color:inherit;}
.post-card .pc-media{overflow:hidden;}
.post-card .pc-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.post-card:hover .pc-media img{transform:scale(1.03);}
.post-card .pc-body{padding:24px;}
.post-card h3{font-size:19px;margin:12px 0 10px;}
.post-card .pc-excerpt{font-size:14.5px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card .pc-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--text-3);margin-top:16px;flex-wrap:wrap;}
.post-small{display:flex;gap:16px;align-items:flex-start;padding:16px;}
.post-small img{width:104px;height:80px;border-radius:var(--r-img);object-fit:cover;flex:0 0 auto;}
.post-small h3{font-size:16px;margin:8px 0 6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-small .pc-excerpt{font-size:13.5px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-small .pc-meta{font-size:12.5px;color:var(--text-3);margin-top:8px;display:flex;gap:12px;flex-wrap:wrap;}
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-card);text-align:center;padding:32px;
}
.empty-state i{font-size:28px;color:var(--text-3);}
.empty-state p{color:var(--text-2);font-size:14.5px;margin:0;}

/* ===== Inquiry CTA ===== */
.inquiry{background:var(--brand-dark);color:#fff;}
.inquiry h2{color:#fff;font-size:30px;margin-bottom:12px;}
.inquiry .lead{color:rgba(255,255,255,.78);font-size:15.5px;margin-bottom:22px;}
.inquiry-list{display:grid;gap:10px;}
.inquiry-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.86);}
.inquiry-list i{color:var(--accent);margin-top:5px;font-size:13px;}
.form-card{background:#fff;border-radius:16px;padding:28px;box-shadow:var(--sh-lg);}
.form-card .fc-title{font-size:18px;font-weight:600;margin-bottom:4px;}
.form-card .fc-sub{font-size:13.5px;color:var(--text-2);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--text-2);margin-bottom:6px;}
.field input,.field textarea{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:15px;transition:border-color var(--ease),box-shadow var(--ease);
}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field textarea:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,110,156,.18);}
.form-note{font-size:12.5px;color:var(--text-3);margin-top:12px;}
.form-msg{font-size:13.5px;margin-top:12px;display:none;}
.form-msg.show{display:block;color:var(--green);}
.form-msg.err{display:block;color:var(--danger);}

/* ===== FAQ ===== */
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:14px;overflow:hidden;transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item.open{box-shadow:var(--sh-sm);border-color:rgba(31,110,156,.3);}
.faq-q{
  width:100%;background:transparent;border:0;text-align:left;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--text);position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;background:var(--brand);
  border-radius:0 3px 3px 0;opacity:0;transition:opacity var(--ease);
}
.faq-item.open .faq-q::before{opacity:1;}
.faq-icon{flex:0 0 auto;width:22px;height:22px;position:relative;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform var(--ease),opacity var(--ease);
}
.faq-icon::before{left:4px;right:4px;top:10px;height:2px;}
.faq-icon::after{top:4px;bottom:4px;left:10px;width:2px;}
.faq-item.open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a .inner{padding:0 24px 22px;font-size:14.5px;color:var(--text-2);}

/* ===== Footer ===== */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--text-2);margin-bottom:10px;}
.footer-title{font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:var(--text-2);}
.footer-links a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
.footer-contact li{font-size:14px;color:var(--text-2);margin-bottom:12px;display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--brand);margin-top:5px;font-size:13px;}
.footer-bottom{
  margin-top:52px;border-top:1px solid var(--line);padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--brand);}

/* ===== Drawer ===== */
.offcanvas{--bs-offcanvas-width:300px;}
.drawer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;}
.drawer-nav{display:grid;gap:6px;margin-top:22px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 16px;border-radius:10px;background:#fff;border:1px solid var(--line);
  font-size:15px;color:var(--text);font-weight:500;
}
.drawer-nav a:hover{border-color:rgba(31,110,156,.4);color:var(--brand);background:var(--brand-light);}
.drawer-nav a.active{background:var(--brand-light);color:var(--brand);font-weight:600;border-color:rgba(31,110,156,.4);}
.drawer-search{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:10px;padding:0 14px;height:46px;margin-top:20px;}
.drawer-search input{border:0;outline:0;flex:1;font-size:15px;background:transparent;}
.drawer-search i{color:var(--text-3);}

/* ===== Responsive ===== */
@media (max-width:1199.98px){
  .container{padding-left:20px;padding-right:20px;}
  .nav-left{gap:24px;}
  .main-nav a{padding:8px 10px;font-size:14.5px;}
  .nav-search input{width:104px;}
  .hero-grid{gap:40px;}
  .review-card{flex:0 0 calc((100% - 24px)/2);}
}
@media (max-width:991.98px){
  .section{padding:64px 0;}
  .main-nav,.nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-inner{height:60px;}
  .hero{padding:56px 0 60px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-sub{max-width:none;}
  .hero-visual{max-width:640px;}
  .hero-float{right:12px;bottom:-18px;}
  .guarantee-grid{grid-template-columns:1fr 1fr;}
  .g-item:nth-child(2){border-right:0;}
  .g-item:nth-child(1),.g-item:nth-child(2){border-bottom:1px solid var(--line);}
  .offer-card-wide{flex-direction:column;}
  .offer-card-wide .offer-media{flex:none;}
  .offer-card-wide .offer-media img{aspect-ratio:16/9;min-height:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  .section{padding:52px 0;}
  .section-head h2{font-size:24px;}
  .hero h1{font-size:clamp(26px,7vw,34px);}
  .hero-stats{gap:28px;}
  .hero-stats .num{font-size:22px;}
  .review-card{flex:0 0 86%;}
  .mini-card img{width:64px;height:64px;}
  .post-small{flex-direction:row;}
  .post-small img{width:88px;height:72px;}
  .form-card{padding:22px;}
  .footer-bottom{justify-content:flex-start;}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px;}
  .brand-text{font-size:17px;}
  .brand-sub{display:none;}
  .hero{padding:40px 0 48px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn-x{flex:1 1 100%;}
  .hero-float{position:static;width:100%;margin-top:16px;}
  .guarantee-grid{grid-template-columns:1fr;}
  .g-item{border-right:0;border-bottom:1px solid var(--line);}
  .g-item:last-child{border-bottom:0;}
  .review-card{flex:0 0 92%;}
  .offer-body,.post-card .pc-body{padding:20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
}

/* roulang page: article */
:root{
  --brand:#1F6E9C;
  --brand-dark:#14506F;
  --brand-soft:#E8F1F7;
  --accent:#E0A048;
  --green:#2F9E75;
  --bg:#F5F7F9;
  --card:#FFFFFF;
  --line:#E4EAEF;
  --text:#17242E;
  --muted:#5A6B78;
  --faint:#93A2AE;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-sm:0 1px 2px rgba(23,36,46,.06);
  --shadow-md:0 6px 20px rgba(23,36,46,.08);
  --shadow-lg:0 16px 40px rgba(23,36,46,.10);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  letter-spacing:.1px;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease}
a:hover{color:var(--brand-dark)}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid rgba(31,110,156,.4);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover,.btn-primary:focus{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-sm)}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand)}
.btn-outline:hover,.btn-outline:focus{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-dark)}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#3A2506}
.btn-accent:hover,.btn-accent:focus{background:#CE8F35;border-color:#CE8F35;color:#2A1B04;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-light-outline{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-light-outline:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn:focus-visible{outline:2px solid rgba(31,110,156,.4);outline-offset:2px}
.btn-primary:focus,.btn-accent:focus{box-shadow:0 0 0 3px rgba(31,110,156,.22)}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(140%) blur(8px);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-stuck{box-shadow:var(--shadow-sm);background:#fff}
.nav-inner{display:flex;align-items:center;gap:30px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:var(--text);letter-spacing:.2px}
.brand:hover{color:var(--brand)}
.brand-mark{position:relative;width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--brand),#3E9AC8);flex:none}
.brand-mark::after{content:"";position:absolute;left:7px;right:7px;top:7px;bottom:7px;background:#fff;border-radius:3px;opacity:.92}
.brand-text{white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:26px;margin-right:auto}
.main-nav a{position:relative;padding:6px 0;font-size:15px;font-weight:500;color:var(--muted)}
.main-nav a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.main-nav a:hover{color:var(--brand)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--brand);font-weight:600}
.nav-side{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-search{display:flex;align-items:center;gap:8px;height:40px;padding:0 16px;border:1px solid var(--line);border-radius:999px;background:#fff;transition:border-color .2s ease,box-shadow .2s ease}
.nav-search i{color:var(--faint);font-size:14px}
.nav-search input{width:140px;border:0;outline:0;background:transparent;font-size:14px}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,110,156,.14)}
.nav-cta{height:40px;padding:0 18px;font-size:14.5px}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform .25s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-drawer{display:none}

/* ============ 面包屑 ============ */
.crumb-bar{padding:20px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--faint)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C9D4DC}
.crumb .current{color:var(--faint);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:420px}

/* ============ 文章布局 ============ */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,800px) 320px;
  gap:48px;
  align-items:start;
  padding:24px 0 72px;
}
.article-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-sm);
  padding:38px 42px 34px;
}
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;font-size:12.5px;font-weight:600;line-height:1;white-space:nowrap}
.badge-brand{background:var(--brand-soft);color:var(--brand)}
.badge-accent{background:var(--accent);color:#3A2506}
.badge-soft{background:rgba(255,255,255,.9);color:var(--brand-dark)}
.article-title{font-size:clamp(26px,3.2vw,36px);line-height:1.35;font-weight:700;margin:16px 0 14px;letter-spacing:0}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:20px;padding-bottom:20px;border-bottom:1px solid var(--line);font-size:13.5px;color:var(--faint)}
.meta-row i{color:var(--brand);margin-right:6px;font-size:14px}
.meta-row a{color:var(--muted)}

/* 正文排版 */
.article-body{margin-top:28px;font-size:17.5px;line-height:1.9;color:#22323D}
.article-body p{margin:0 0 1.2em}
.article-body h2{position:relative;font-size:24px;font-weight:600;color:var(--text);margin:44px 0 16px;padding-left:14px;line-height:1.5}
.article-body h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--brand)}
.article-body h3{font-size:20px;font-weight:600;color:var(--brand);margin:32px 0 12px}
.article-body h4{font-size:17px;font-weight:600;margin:24px 0 10px}
.article-body img{width:100%;border-radius:var(--r-img);margin:24px 0 10px}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--faint);text-align:center;margin-top:6px}
.article-body blockquote{margin:24px 0;padding:16px 22px;border-left:4px solid var(--brand);background:var(--brand-soft);border-radius:0 10px 10px 0;color:#2A4152}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body ul,.article-body ol{padding-left:24px;margin:0 0 1.2em}
.article-body li{margin:8px 0}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(31,110,156,.32)}
.article-body a:hover{color:var(--brand-dark);border-bottom-color:var(--brand-dark)}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;min-width:520px}
.article-body .table-wrap{overflow-x:auto;margin:24px 0;border:1px solid var(--line);border-radius:var(--r-img)}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:11px 15px;text-align:left}
.article-body th{background:var(--brand-soft);color:var(--brand-dark);font-weight:600}
.article-body tr:last-child td{border-bottom:0}
.article-body code{background:#EFF4F7;padding:2px 6px;border-radius:6px;font-size:.92em}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}

/* 空态 */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  min-height:260px;padding:56px 24px;text-align:center;
}
.empty-state .empty-icon{width:58px;height:58px;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-size:22px}
.empty-state h2{font-size:22px;margin:0;font-weight:600}
.empty-state p{margin:0;color:var(--muted);font-size:15px;max-width:440px}

/* 标签与文末导航 */
.tag-list{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:40px;padding-top:24px;border-top:1px solid var(--line)}
.tag-list .tag-label{font-size:13.5px;color:var(--faint);margin-right:4px}
.tag{display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;background:var(--brand-soft);color:var(--brand-dark);font-size:13.5px;font-weight:500;transition:background-color .2s ease,color .2s ease}
.tag:hover{background:var(--brand);color:#fff}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.post-nav a{display:block;padding:16px 18px;border:1px solid var(--line);border-radius:var(--r-img);background:#fff;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}
.post-nav a:hover{border-color:rgba(31,110,156,.4);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.post-nav .label{display:block;font-size:12.5px;color:var(--faint);margin-bottom:6px}
.post-nav .title{display:block;font-size:15px;font-weight:600;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.post-nav a:hover .title{color:var(--brand)}
.back-row{margin-top:22px}

/* ============ 侧栏 ============ */
.sidebar{position:sticky;top:88px;display:flex;flex-direction:column;gap:22px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);padding:22px}
.side-title{display:flex;align-items:center;gap:9px;font-size:16px;font-weight:600;margin:0 0 16px}
.side-title::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--brand)}
.rel-list{display:flex;flex-direction:column;gap:14px}
.rel-item{display:flex;gap:12px;align-items:flex-start}
.rel-item img{width:78px;height:58px;object-fit:cover;border-radius:10px;flex:none}
.rel-item .t{font-size:14.5px;font-weight:500;color:var(--text);line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:4px}
.rel-item time{font-size:12.5px;color:var(--faint)}
.rel-item:hover .t{color:var(--brand)}
.side-cta{background:var(--brand-soft);border:1px solid rgba(31,110,156,.18);border-radius:var(--r-card);padding:22px}
.side-cta h3{font-size:17px;font-weight:600;margin:0 0 8px;color:var(--brand-dark)}
.side-cta p{font-size:14px;color:var(--muted);margin:0 0 16px;line-height:1.7}

/* ============ 板块与卡片 ============ */
.section{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-head h2{font-size:28px;font-weight:600;margin:0;letter-spacing:0}
.section-head p{margin:8px 0 0;color:var(--muted);font-size:15px}
.section-head .more{font-size:14.5px;font-weight:600;color:var(--brand)}
.section-head .more i{margin-left:6px;font-size:12px}
.card-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{display:flex;flex-direction:column;height:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(31,110,156,.3)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-media .badge{position:absolute;left:12px;top:12px}
.card-body{display:flex;flex-direction:column;gap:10px;flex:1;padding:20px 22px 22px}
.card-body h3{font-size:18px;font-weight:600;line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body h3 a{color:var(--text)}
.card-body h3 a:hover{color:var(--brand)}
.card-body p{font-size:14.5px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:8px;font-size:13px;color:var(--faint)}

/* ============ CTA ============ */
.cta-wrap{background:var(--brand-dark);padding:64px 0;color:#fff}
.cta-inner{display:grid;grid-template-columns:1fr auto;gap:36px;align-items:center}
.cta-wrap h2{font-size:28px;font-weight:600;margin:0 0 12px;color:#fff}
.cta-wrap p{margin:0;max-width:600px;color:rgba(255,255,255,.78);font-size:15.5px;line-height:1.8}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--muted);margin:0 0 8px;line-height:1.75}
.footer-title{font-size:15px;font-weight:600;margin-bottom:16px}
.footer-links,.footer-contact{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:var(--muted)}
.footer-links a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}
.footer-contact{font-size:14px;color:var(--muted)}
.footer-contact i{color:var(--brand);width:18px;margin-right:8px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0;border-top:1px solid var(--line);font-size:13.5px;color:var(--faint)}
.footer-bottom a{color:var(--faint)}
.footer-bottom a:hover{color:var(--brand)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:32px}
  .article-card{padding:32px 32px 30px}
}
@media (max-width:991px){
  .main-nav,.nav-search{display:none}
  .nav-toggle{display:flex}
  .nav-inner{height:60px;gap:16px}
  .nav-drawer{display:block;max-height:0;overflow:hidden;background:#fff;transition:max-height .32s ease}
  .nav-drawer.open{max-height:460px;border-top:1px solid var(--line)}
  .nav-drawer ul{list-style:none;margin:0;padding:10px 24px 22px;display:flex;flex-direction:column;gap:2px}
  .nav-drawer a.d-link{display:block;padding:12px 2px;font-size:15px;color:var(--muted);border-bottom:1px dashed var(--line)}
  .nav-drawer a.d-link.active{color:var(--brand);font-weight:600}
  .nav-drawer .btn{margin-top:16px}
  .article-layout{grid-template-columns:1fr;gap:36px;padding-bottom:56px}
  .sidebar{position:static}
  .card-grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-inner{grid-template-columns:1fr}
  .section{padding:56px 0}
}
@media (max-width:575px){
  .container{padding:0 16px}
  .nav-inner{height:56px}
  .brand{font-size:17px}
  .nav-cta{display:none}
  .article-card{padding:24px 18px 22px;border-radius:12px}
  .article-body{font-size:16.5px}
  .article-body h2{font-size:21px;margin-top:34px}
  .article-body h3{font-size:18px}
  .crumb .current{max-width:200px}
  .post-nav{grid-template-columns:1fr}
  .card-grid-3{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-wrap{padding:48px 0}
  .cta-wrap h2{font-size:23px}
  .section-head h2{font-size:23px}
  .section{padding:48px 0}
}

/* roulang page: category1 */
:root{
  --brand:#1F6E9C;
  --brand-dark:#14506F;
  --brand-light:#E8F1F7;
  --accent:#E0A048;
  --accent-dark:#cf8f36;
  --green:#2F9E75;
  --bg:#F5F7F9;
  --card:#FFFFFF;
  --line:#E4EAEF;
  --text:#17242E;
  --muted:#5A6B78;
  --weak:#93A2AE;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-hero:20px;
  --sh-sm:0 1px 2px rgba(23,36,46,.06);
  --sh-md:0 6px 20px rgba(23,36,46,.08);
  --sh-lg:0 16px 40px rgba(23,36,46,.10);
  --nav-h:64px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  letter-spacing:.1px;
  padding-top:var(--nav-h);
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover{color:var(--brand-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}

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

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 24px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,110,156,.32);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-primary,.btn-primary:visited{
  background:var(--brand);
  color:#fff;
  border-color:var(--brand);
}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-sm);}
.btn-outline{
  background:#fff;
  color:var(--brand);
  border-color:var(--brand);
}
.btn-outline:hover{background:var(--brand-light);color:var(--brand-dark);border-color:var(--brand);}
.btn-accent{
  background:var(--accent);
  color:#2A1B02;
  border-color:var(--accent);
}
.btn-accent:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#2A1B02;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-accent:active{transform:translateY(0);box-shadow:var(--sh-sm);}
.btn-ghost{
  background:transparent;
  color:var(--muted);
  border-color:var(--line);
}
.btn-ghost:hover{color:var(--brand);border-color:rgba(31,110,156,.4);background:#fff;}

/* ---------- 徽章 / 标签 ---------- */
.badge-soft{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  background:var(--brand-light);
  color:var(--brand);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.2px;
}
.badge-accent{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  background:var(--accent);
  color:#2A1B02;
  font-size:12.5px;
  font-weight:600;
}
.tag-pill{
  display:inline-block;
  padding:6px 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--muted);
  font-size:13.5px;
  transition:all .2s ease;
}
.tag-pill:hover{border-color:rgba(31,110,156,.35);color:var(--brand);}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  height:var(--nav-h);
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  z-index:1040;
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sh-sm);}
.header-inner{
  height:var(--nav-h);
  display:flex;
  align-items:center;
  gap:24px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:19px;
  font-weight:700;
  color:var(--text);
  letter-spacing:.2px;
  flex-shrink:0;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:26px;height:26px;
  border-radius:8px;
  background:var(--brand);
  position:relative;
  flex-shrink:0;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:7px 7px auto auto;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--accent);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:8px;
}
.main-nav a{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:15px;
  color:var(--muted);
  border-radius:8px;
  transition:color .2s ease,background-color .2s ease;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:0;
  height:2px;
  border-radius:2px;
  background:transparent;
  transition:background-color .2s ease;
}
.main-nav a:hover{color:var(--brand);background:var(--brand-light);}
.main-nav a.active{color:var(--brand);font-weight:600;}
.main-nav a.active::after{background:var(--brand);}
.header-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
}
.header-search{
  display:flex;
  align-items:center;
  gap:8px;
  height:38px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--bg);
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.header-search i{color:var(--weak);font-size:13px;}
.header-search input{
  border:0;
  background:transparent;
  outline:none;
  font-size:14px;
  color:var(--text);
  width:150px;
}
.header-search input::placeholder{color:var(--weak);}
.header-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 2px rgba(31,110,156,.18);}
.nav-toggle{
  display:none;
  width:40px;height:38px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand);
  font-size:16px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
}
.nav-toggle:hover{background:var(--brand-light);}

/* 移动抽屉 */
.nav-drawer{
  position:fixed;
  top:0;right:0;
  width:min(320px,86vw);
  height:100%;
  background:#fff;
  box-shadow:var(--sh-lg);
  transform:translateX(102%);
  transition:transform .28s ease;
  z-index:1060;
  padding:24px 20px;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--muted);cursor:pointer;
}
.drawer-close:hover{color:var(--brand);background:var(--brand-light);}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:22px;}
.drawer-nav a{
  padding:12px 14px;
  border-radius:10px;
  color:var(--muted);
  font-size:15px;
}
.drawer-nav a.active{background:var(--brand-light);color:var(--brand);font-weight:600;}
.drawer-search{
  display:flex;align-items:center;gap:8px;
  height:44px;padding:0 14px;margin-bottom:18px;
  border-radius:10px;border:1px solid var(--line);background:var(--bg);
}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;}
.drawer-cta{width:100%;}
.nav-mask{
  position:fixed;inset:0;
  background:rgba(23,36,46,.4);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
  z-index:1050;
}
.nav-mask.is-open{opacity:1;visibility:visible;}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{padding:24px 0 0;}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--weak);
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#c8d3dc;}
.crumb .current{color:var(--weak);}

/* ---------- Hero ---------- */
.page-hero{padding:20px 0 0;}
.hero-panel{
  position:relative;
  border-radius:var(--r-hero);
  overflow:hidden;
  min-height:268px;
  display:flex;
  align-items:center;
  box-shadow:var(--sh-lg);
}
.hero-panel::before{
  content:"";
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
}
.hero-panel::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(20,80,111,.92) 0%,rgba(31,110,156,.78) 46%,rgba(31,110,156,.42) 100%);
}
.hero-panel-inner{
  position:relative;
  z-index:2;
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:44px 40px;
}
.hero-copy{max-width:660px;}
.hero-copy h1{
  font-size:clamp(28px,4vw,42px);
  line-height:1.25;
  font-weight:700;
  color:#fff;
  margin:14px 0 14px;
}
.hero-copy .hero-lead{
  font-size:16px;
  line-height:1.8;
  color:rgba(255,255,255,.9);
  max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-panel .badge-on-dark{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.3);
  color:#fff;font-size:12.5px;font-weight:600;
}
.hero-side{
  flex-shrink:0;
  display:flex;
  flex-direction:column;
  gap:12px;
  padding:20px 22px;
  border-radius:16px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.26);
  backdrop-filter:blur(4px);
  min-width:228px;
}
.hero-side .side-num{
  font-size:26px;font-weight:700;color:#fff;line-height:1.2;
}
.hero-side .side-label{font-size:13px;color:rgba(255,255,255,.82);line-height:1.6;}
.hero-side hr{border:0;border-top:1px solid rgba(255,255,255,.22);margin:2px 0;}

/* ---------- 数据条 ---------- */
.stat-strip{
  margin-top:24px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-sm);
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.stat-item{
  padding:22px 24px;
  border-right:1px solid var(--line);
}
.stat-item:last-child{border-right:0;}
.stat-num{
  font-size:26px;
  font-weight:700;
  color:var(--brand);
  line-height:1.25;
}
.stat-num small{font-size:14px;font-weight:600;margin-left:2px;}
.stat-label{font-size:14px;font-weight:600;color:var(--text);margin-top:6px;}
.stat-desc{font-size:13px;color:var(--weak);line-height:1.6;margin-top:4px;}

/* ---------- 主体：左目录 + 右内容 ---------- */
.main-wrap{padding:64px 0 8px;}
.layout-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:36px;
}
@media (min-width:992px){
  .layout-grid{grid-template-columns:4fr 8fr;}
}

.anchor-col{position:relative;}
.anchor-box{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px;
  box-shadow:var(--sh-sm);
}
.anchor-title{
  font-size:14px;
  font-weight:700;
  color:var(--text);
  letter-spacing:.3px;
  padding-bottom:12px;
  margin-bottom:12px;
  border-bottom:1px solid var(--line);
}
.anchor-list{display:flex;flex-direction:column;gap:2px;}
.anchor-list a{
  position:relative;
  display:block;
  padding:10px 12px 10px 16px;
  border-radius:8px;
  font-size:14.5px;
  color:var(--muted);
  transition:all .2s ease;
}
.anchor-list a::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:3px;height:0;
  border-radius:2px;
  background:var(--brand);
  transition:height .22s ease;
}
.anchor-list a:hover{background:var(--brand-light);color:var(--brand);}
.anchor-list a.is-current{background:var(--brand-light);color:var(--brand);font-weight:600;}
.anchor-list a.is-current::before{height:60%;}
.anchor-tip{
  margin-top:18px;
  padding:16px;
  border-radius:12px;
  background:var(--brand-light);
}
.anchor-tip p{font-size:13px;color:var(--brand-dark);line-height:1.7;}
.anchor-tip .btn{margin-top:12px;width:100%;}

@media (min-width:992px){
  .anchor-box{position:sticky;top:calc(var(--nav-h) + 24px);}
}
@media (max-width:991px){
  .anchor-col{margin-bottom:4px;}
  .anchor-box{padding:14px 12px;}
  .anchor-title{border-bottom:0;padding-bottom:0;margin-bottom:10px;font-size:13px;}
  .anchor-list{flex-direction:row;overflow-x:auto;gap:8px;padding-bottom:4px;scrollbar-width:thin;}
  .anchor-list a{
    white-space:nowrap;
    padding:8px 16px;
    border-radius:999px;
    background:var(--bg);
    border:1px solid var(--line);
    font-size:13.5px;
  }
  .anchor-list a::before{display:none;}
  .anchor-tip{display:none;}
}

/* ---------- 分节内容 ---------- */
.content-col{display:flex;flex-direction:column;gap:24px;}
.content-section{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:32px;
  box-shadow:var(--sh-sm);
  scroll-margin-top:calc(var(--nav-h) + 24px);
  transition:box-shadow .25s ease,border-color .25s ease;
}
.content-section:hover{box-shadow:var(--sh-md);border-color:rgba(31,110,156,.22);}
.section-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px;}
.content-section h2{
  font-size:26px;
  font-weight:600;
  line-height:1.35;
  color:var(--text);
  margin:0;
}
.section-index{
  font-size:13px;
  font-weight:700;
  color:var(--brand);
  letter-spacing:1px;
}
.lead-text{
  font-size:16px;
  line-height:1.9;
  color:var(--muted);
  margin-bottom:20px;
}
.section-img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:var(--r-img);
  border:1px solid var(--line);
  margin-bottom:20px;
}
.point-list{display:flex;flex-direction:column;gap:12px;}
.point-list li{
  position:relative;
  padding:14px 18px 14px 44px;
  border-radius:12px;
  background:var(--bg);
  font-size:14.5px;
  line-height:1.75;
  color:var(--text);
  border:1px solid transparent;
  transition:all .2s ease;
}
.point-list li::before{
  content:"\f00c";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  left:16px;top:15px;
  width:20px;height:20px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:rgba(47,158,117,.14);
  color:var(--green);
  font-size:10px;
}
.point-list li:hover{background:#fff;border-color:var(--line);box-shadow:var(--sh-sm);}

/* ---------- 对比表 ---------- */
.compare-wrap{margin-top:8px;}
.table-scroll{
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:#fff;
  box-shadow:var(--sh-sm);
  -webkit-overflow-scrolling:touch;
}
table.compare-table{
  width:100%;
  min-width:720px;
  border-collapse:collapse;
  font-size:14.5px;
}
.compare-table thead th{
  background:var(--brand-light);
  color:var(--brand-dark);
  font-weight:600;
  text-align:left;
  padding:16px 20px;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.compare-table tbody td{
  padding:15px 20px;
  border-bottom:1px solid var(--line);
  color:var(--muted);
  line-height:1.65;
}
.compare-table tbody tr:last-child td{border-bottom:0;}
.compare-table tbody tr{transition:background-color .2s ease;}
.compare-table tbody tr:hover{background:var(--brand-light);}
.compare-table td:first-child{color:var(--text);font-weight:600;white-space:nowrap;}

/* ---------- 场景卡片 ---------- */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  margin-top:24px;
}
.scene-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;
  flex-direction:column;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(31,110,156,.28);}
.scene-card img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  transition:transform .3s ease;
}
.scene-card:hover img{transform:scale(1.03);}
.scene-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1;}
.scene-body h3{font-size:17px;font-weight:600;color:var(--text);line-height:1.5;}
.scene-body p{font-size:13.5px;color:var(--muted);line-height:1.75;}

/* ---------- 分节小标题 ---------- */
.block-title{
  font-size:30px;
  font-weight:600;
  line-height:1.35;
  color:var(--text);
  margin-bottom:12px;
}
.block-sub{
  font-size:15.5px;
  color:var(--muted);
  line-height:1.85;
  max-width:760px;
}
.block{padding:56px 0;}
.block-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:32px auto 0;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-sm);
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:rgba(31,110,156,.3);box-shadow:var(--sh-md);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  cursor:pointer;
  position:relative;
}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;top:16px;bottom:16px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:transparent;
  transition:background-color .22s ease;
}
.faq-item.is-open .faq-q::before{background:var(--brand);}
.faq-icon{
  flex-shrink:0;
  width:26px;height:26px;
  border-radius:50%;
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  color:var(--brand);
  font-size:12px;
  transition:all .22s ease;
}
.faq-item.is-open .faq-icon{background:var(--brand);border-color:var(--brand);color:#fff;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease,padding .3s ease;
  padding:0 24px;
}
.faq-item.is-open .faq-a{max-height:420px;padding:0 24px 22px 24px;}
.faq-a p{font-size:15px;line-height:1.85;color:var(--muted);}

/* ---------- CTA ---------- */
.cta-section{padding:0 0 72px;}
.cta-panel{
  background:var(--brand-dark);
  border-radius:var(--r-hero);
  padding:48px 44px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:44px;
  align-items:center;
  box-shadow:var(--sh-lg);
}
.cta-copy h2{font-size:28px;font-weight:600;color:#fff;line-height:1.4;margin-bottom:12px;}
.cta-copy p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.82);}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.cta-points span{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);
  color:rgba(255,255,255,.92);
  font-size:13px;
}
.form-card{
  background:#fff;
  border-radius:var(--r-card);
  padding:26px;
  box-shadow:var(--sh-md);
}
.form-card h3{font-size:18px;font-weight:600;color:var(--text);margin-bottom:18px;}
.form-row{margin-bottom:16px;}
.form-row label{
  display:block;
  font-size:13.5px;
  font-weight:600;
  color:var(--text);
  margin-bottom:7px;
}
.form-row input,
.form-row textarea{
  width:100%;
  height:46px;
  padding:0 14px;
  border-radius:var(--r-btn);
  border:1px solid var(--line);
  background:#fff;
  font-size:14.5px;
  color:var(--text);
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-row textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.form-row input:focus,
.form-row textarea:focus{border-color:var(--brand);box-shadow:0 0 0 2px rgba(31,110,156,.2);}
.form-row input::placeholder,
.form-row textarea::placeholder{color:var(--weak);}
.form-note{font-size:12.5px;color:var(--weak);margin-top:12px;line-height:1.7;}
.form-card .btn{width:100%;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#fff;
  border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.4fr;
  gap:40px;
}
.footer-brand .brand{margin-bottom:16px;font-size:18px;}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.85;margin-bottom:6px;}
.footer-title{
  font-size:15px;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
  letter-spacing:.2px;
}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  font-size:14px;
  color:var(--muted);
  border-bottom:2px solid transparent;
  padding-bottom:2px;
}
.footer-links a:hover{color:var(--brand);border-bottom-color:var(--brand);}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  color:var(--muted);
  line-height:1.7;
  margin-bottom:12px;
}
.footer-contact i{color:var(--brand);margin-top:5px;font-size:13px;flex-shrink:0;}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13.5px;
  color:var(--weak);
}
.footer-bottom a{color:var(--weak);}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .stat-item:nth-child(2){border-right:0;}
  .stat-item:nth-child(1),
  .stat-item:nth-child(2){border-bottom:1px solid var(--line);}
}
@media (max-width:991px){
  body{padding-top:60px;}
  .site-header{height:60px;}
  .header-inner{height:60px;gap:16px;}
  .main-nav,.header-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-panel-inner{flex-direction:column;align-items:flex-start;padding:36px 28px;}
  .hero-side{width:100%;flex-direction:row;flex-wrap:wrap;gap:18px;}
  .hero-side > div{flex:1 1 40%;}
  .hero-side hr{display:none;}
  .cta-panel{grid-template-columns:1fr;padding:36px 28px;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .block{padding:48px 0;}
  .content-section{padding:26px 22px;}
  .content-section h2{font-size:22px;}
  .block-title{font-size:25px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .hero-panel-inner{padding:30px 22px;}
  .hero-copy h1{font-size:26px;}
  .hero-side .side-num{font-size:22px;}
  .stat-item{padding:18px;}
  .stat-num{font-size:22px;}
  .scene-grid{grid-template-columns:1fr;}
  .compare-table thead th,
  .compare-table tbody td{padding:13px 16px;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;width:100%;}
  .hero-actions .btn{width:100%;}
  .header-actions .btn{width:auto;}
  .point-list li{padding:13px 14px 13px 40px;}
  .content-section{padding:22px 18px;}
  .faq-q{padding:16px 18px;font-size:15px;}
  .faq-a{padding:0 18px;}
  .faq-item.is-open .faq-a{padding:0 18px 18px 18px;}
  .cta-panel{padding:28px 20px;border-radius:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .form-card{padding:20px;}
}

/* roulang page: category2 */
:root{
  --brand:#1F6E9C;
  --brand-dark:#14506F;
  --brand-soft:#E8F1F7;
  --accent:#E0A048;
  --accent-dark:#cf8f36;
  --green:#2F9E75;
  --bg:#F5F7F9;
  --surface:#FFFFFF;
  --line:#E4EAEF;
  --text:#17242E;
  --muted:#5A6B78;
  --faint:#93A2AE;
  --danger:#C6473A;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-hero:20px;
  --sh-sm:0 1px 2px rgba(23,36,46,.06);
  --sh-md:0 6px 20px rgba(23,36,46,.08);
  --sh-lg:0 16px 40px rgba(23,36,46,.10);
  --sp:8px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{font-weight:600;letter-spacing:.2px;margin:0;color:var(--text)}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;width:100%}
.section{padding:80px 0}
.section--tight{padding:56px 0}
.section-title{font-size:30px;line-height:1.35;margin-bottom:14px}
.section-lead{font-size:15px;color:var(--muted);max-width:640px;margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border-radius:999px;padding:5px 14px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:36px;flex-wrap:wrap}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 20px rgba(23,36,46,.07);background:#fff}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px}
.nav-content{display:flex;align-items:center;gap:34px;min-width:0}
.nav-visual{display:flex;align-items:center;gap:14px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:var(--text);white-space:nowrap}
.brand:hover{color:var(--brand)}
.brand-mark{position:relative;width:24px;height:24px;border-radius:8px;background:var(--brand);flex:0 0 24px}
.brand-mark::after{content:"";position:absolute;inset:7px 6px 6px 7px;border-radius:3px;background:#fff;opacity:.92}
.brand-text{letter-spacing:.2px}
.main-nav{display:flex;align-items:center;gap:28px}
.main-nav a{position:relative;font-size:15px;font-weight:500;color:var(--muted);padding:6px 0}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transition:transform .2s ease;
}
.main-nav a:hover{color:var(--brand)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:var(--brand);font-weight:600}
.main-nav a.active::after{transform:scaleX(1)}
.nav-search{
  display:flex;align-items:center;gap:8px;height:38px;padding:0 16px;
  background:var(--brand-soft);border:1px solid transparent;border-radius:999px;color:var(--muted);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.nav-search input{border:0;background:transparent;outline:none;font-size:14px;width:132px;color:var(--text)}
.nav-search input::placeholder{color:var(--faint)}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,110,156,.15);background:#fff}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;
  color:var(--brand);font-size:17px;align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--brand);background:var(--brand-soft)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-size:15px;font-weight:600;line-height:1.2;
  padding:12px 24px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:focus-visible{outline:2px solid rgba(31,110,156,.4);outline-offset:2px}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-brand{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md)}
.btn-brand:active{transform:translateY(0);box-shadow:var(--sh-sm)}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand)}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-1px)}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#3A2A10}
.btn-accent:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#3A2A10;transform:translateY(-1px);box-shadow:var(--sh-md)}
.btn-ghost-light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost-light:hover{background:#fff;color:var(--brand-dark);border-color:#fff}

/* ---------- crumbs ---------- */
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--faint);padding:24px 0 0;flex-wrap:wrap}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:var(--line)}
.crumbs .current{color:var(--faint)}

/* ---------- hero ---------- */
.page-hero{padding:18px 0 0}
.hero-card{
  position:relative;border-radius:var(--r-hero);overflow:hidden;
  min-height:320px;display:flex;align-items:flex-end;
  background-image:url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center;
  box-shadow:var(--sh-lg);
}
.hero-card::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(102deg,rgba(20,80,111,.90) 0%,rgba(20,80,111,.74) 48%,rgba(20,80,111,.34) 100%);
}
.hero-inner{position:relative;padding:48px 52px;max-width:760px;color:#fff}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.32);
  color:#fff;border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.hero-inner h1{color:#fff;font-size:clamp(28px,4vw,42px);line-height:1.28;margin-bottom:16px}
.hero-inner p{color:rgba(255,255,255,.88);font-size:16px;max-width:600px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}

/* ---------- chips ---------- */
.chip-row{display:flex;gap:12px;overflow-x:auto;padding-bottom:6px;margin-bottom:32px;scrollbar-width:thin}
.chip-row::-webkit-scrollbar{height:6px}
.chip-row::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}
.chip{
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
  padding:9px 18px;border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--muted);font-size:14px;font-weight:500;cursor:pointer;
  transition:all .2s ease;
}
.chip:hover{border-color:rgba(31,110,156,.4);color:var(--brand)}
.chip.active{background:var(--brand-soft);border-color:var(--brand-soft);color:var(--brand);font-weight:600}

/* ---------- plan cards ---------- */
.plan-card{
  display:flex;flex-direction:column;height:100%;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.plan-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(31,110,156,.3)}
.plan-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft)}
.plan-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.plan-card:hover .plan-media img{transform:scale(1.03)}
.tag{
  position:absolute;top:12px;left:12px;z-index:2;
  font-size:12px;font-weight:600;padding:4px 11px;border-radius:999px;
  background:var(--accent);color:#3A2A10;
}
.tag--soft{background:var(--brand-soft);color:var(--brand)}
.plan-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.plan-body h3{font-size:19px;line-height:1.45}
.plan-body > p{font-size:14.5px;color:var(--muted);margin:0}
.spec-list{display:flex;flex-wrap:wrap;gap:8px}
.spec-list li{
  display:inline-flex;gap:6px;align-items:center;font-size:13px;color:var(--text);
  background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:5px 11px;
}
.spec-list li span{color:var(--faint)}
.plan-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand);padding-top:6px;
}
.plan-link i{transition:transform .2s ease}
.plan-link:hover i{transform:translateX(3px)}
@media (min-width:992px){
  .plan-card--wide{flex-direction:row}
  .plan-card--wide .plan-media{flex:0 0 44%;width:44%;aspect-ratio:auto;min-height:236px}
  .plan-card--wide .plan-body{justify-content:center}
}

/* ---------- spec table ---------- */
.table-shell{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);overflow-x:auto;margin-top:8px;
}
.spec-table{width:100%;border-collapse:collapse;min-width:820px;font-size:14.5px}
.spec-table thead th{
  background:var(--brand-soft);color:var(--brand-dark);font-weight:600;font-size:14px;
  text-align:left;padding:16px 20px;white-space:nowrap;border-bottom:1px solid var(--line);
}
.spec-table tbody td{padding:16px 20px;border-bottom:1px solid var(--line);color:var(--muted);vertical-align:middle}
.spec-table tbody td:first-child{color:var(--text);font-weight:600}
.spec-table tbody tr:last-child td{border-bottom:0}
.spec-table tbody tr{transition:background .2s ease}
.spec-table tbody tr:hover{background:var(--brand-soft)}
.table-note{font-size:13px;color:var(--faint);margin-top:14px}

/* ---------- assure strip ---------- */
.assure-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-sm);
}
.assure-item{padding:26px 24px;border-right:1px solid var(--line)}
.assure-item:last-child{border-right:0}
.assure-item i{color:var(--green);font-size:16px;margin-right:8px}
.assure-item strong{font-size:15px;font-weight:600;display:inline-flex;align-items:center}
.assure-item p{font-size:13.5px;color:var(--muted);margin:10px 0 0}

/* ---------- scene cards ---------- */
.scene-card{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:18px;box-shadow:var(--sh-sm);height:100%;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(31,110,156,.3)}
.scene-card img{width:96px;height:96px;flex:0 0 96px;object-fit:cover;border-radius:var(--r-img)}
.scene-card h3{font-size:16.5px;margin-bottom:6px}
.scene-card p{font-size:14px;color:var(--muted);margin:0}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);overflow:hidden;position:relative;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);
  opacity:0;transition:opacity .2s ease;z-index:2;
}
.faq-item[open]::before{opacity:1}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 24px 18px 28px;font-size:16px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-mark{
  position:relative;flex:0 0 22px;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--line);background:#fff;
}
.faq-mark::before,.faq-mark::after{content:"";position:absolute;background:var(--brand);border-radius:2px}
.faq-mark::before{left:6px;right:6px;top:10px;height:2px}
.faq-mark::after{top:6px;bottom:6px;left:10px;width:2px;transition:transform .2s ease}
.faq-item[open] .faq-mark::after{transform:scaleY(0)}
.faq-body{padding:0 28px 22px;font-size:15px;color:var(--muted)}

/* ---------- cta ---------- */
.cta-band{
  background:var(--brand-dark);border-radius:var(--r-hero);padding:48px;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start;
  box-shadow:var(--sh-lg);
}
.cta-band h2{color:#fff;font-size:28px;line-height:1.38;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.82);font-size:15px}
.cta-points{display:flex;flex-direction:column;gap:12px;margin-top:26px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.9);font-size:14.5px}
.cta-points i{color:var(--accent);margin-top:5px}
.form-field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.form-field label{font-size:14px;color:rgba(255,255,255,.86)}
.form-field input,.form-field textarea{
  width:100%;border-radius:var(--r-btn);border:1px solid transparent;background:#fff;
  color:var(--text);font-size:15px;padding:0 14px;height:46px;outline:none;
  transition:box-shadow .2s ease,border-color .2s ease;font-family:inherit;
}
.form-field textarea{height:104px;padding:12px 14px;resize:vertical;line-height:1.6}
.form-field input::placeholder,.form-field textarea::placeholder{color:var(--faint)}
.form-field input:focus,.form-field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,110,156,.25)}
.form-hint{font-size:13px;color:rgba(255,255,255,.65);margin-top:12px}

/* ---------- footer ---------- */
.site-footer{background:#fff;border-top:1px solid var(--line);margin-top:88px;padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.5fr;gap:32px}
.footer-brand p{font-size:14px;color:var(--muted);margin:14px 0 0;max-width:320px}
.footer-title{font-size:15px;font-weight:600;margin-bottom:18px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:var(--muted)}
.footer-links a:hover{color:var(--brand);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}
.footer-contact{display:flex;flex-direction:column;gap:11px;font-size:14px;color:var(--muted)}
.footer-contact i{color:var(--brand);width:18px;margin-right:6px}
.footer-bottom{
  margin-top:48px;border-top:1px solid var(--line);padding:20px 0 24px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--faint);
}
.footer-bottom a{color:var(--faint)}
.footer-bottom a:hover{color:var(--brand)}

/* ---------- offcanvas ---------- */
.offcanvas{border-left:1px solid var(--line)}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas-title{font-size:17px;font-weight:700}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:24px}
.drawer-nav a{
  padding:12px 14px;border-radius:10px;font-size:15px;color:var(--muted);font-weight:500;
}
.drawer-nav a:hover{background:var(--brand-soft);color:var(--brand)}
.drawer-nav a.active{background:var(--brand-soft);color:var(--brand);font-weight:600}
.drawer-search{display:flex;align-items:center;gap:10px;height:44px;padding:0 16px;border:1px solid var(--line);border-radius:999px;background:var(--bg);margin-bottom:18px;color:var(--faint)}
.drawer-search input{border:0;background:transparent;outline:none;font-size:15px;width:100%;color:var(--text)}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .container{padding-left:20px;padding-right:20px}
  .nav-search input{width:104px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:60px}
  .section{padding:56px 0}
  .section-title{font-size:25px}
  .hero-inner{padding:36px 32px}
  .hero-card{min-height:280px}
  .assure-grid{grid-template-columns:repeat(2,1fr)}
  .assure-item:nth-child(2){border-right:0}
  .assure-item:nth-child(1),.assure-item:nth-child(2){border-bottom:1px solid var(--line)}
  .cta-band{grid-template-columns:1fr;padding:36px;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .scene-card img{width:84px;height:84px;flex:0 0 84px}
}
@media (max-width:575px){
  .container{padding-left:16px;padding-right:16px}
  .header-inner{height:56px;gap:12px}
  .brand{font-size:17px}
  .section{padding:48px 0}
  .section-title{font-size:22px}
  .crumbs{padding-top:18px}
  .hero-card{border-radius:16px;min-height:250px}
  .hero-inner{padding:26px 22px}
  .hero-inner h1{font-size:25px}
  .hero-actions{gap:10px}
  .hero-actions .btn{width:100%}
  .assure-grid{grid-template-columns:1fr}
  .assure-item{border-right:0;border-bottom:1px solid var(--line)}
  .assure-item:last-child{border-bottom:0}
  .cta-band{padding:26px 22px;border-radius:16px}
  .cta-band h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .scene-card{flex-direction:column;gap:14px}
  .scene-card img{width:100%;height:170px;flex:none}
  .plan-body{padding:18px 18px 20px}
}

/* roulang page: category3 */
:root{
  --brand:#1F6E9C;
  --brand-dark:#14506F;
  --brand-light:#E8F1F7;
  --accent:#E0A048;
  --accent-dark:#C88A32;
  --green:#2F9E75;
  --bg:#F5F7F9;
  --card:#FFFFFF;
  --line:#E4EAEF;
  --text:#17242E;
  --text-2:#5A6B78;
  --text-3:#93A2AE;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-hero:20px;
  --sh-sm:0 1px 2px rgba(23,36,46,.06);
  --sh-md:0 6px 20px rgba(23,36,46,.08);
  --sh-lg:0 16px 40px rgba(23,36,46,.10);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.7;
  letter-spacing:.1px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4{color:var(--text);letter-spacing:0;}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
.container{max-width:1200px;padding-left:24px;padding-right:24px;}
.btn{border-radius:var(--r-btn);font-size:15px;font-weight:600;padding:11px 22px;border:1px solid transparent;transition:all .2s ease;}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,110,156,.28);}
.btn-brand{background:var(--brand);border-color:var(--brand);color:#fff;}
.btn-brand:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-brand:active{transform:none;box-shadow:var(--sh-sm);}
.btn-ghost{background:#fff;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand-light);border-color:var(--brand);color:var(--brand-dark);transform:translateY(-1px);}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#2B1D06;}
.btn-accent:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#2B1D06;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-accent:active{transform:none;}
.btn-onlight{background:#fff;border-color:rgba(255,255,255,.7);color:var(--brand-dark);}
.btn-onlight:hover{background:#fff;border-color:#fff;color:var(--brand-dark);transform:translateY(-1px);box-shadow:var(--sh-md);}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-sm);}
.nav-inner{display:flex;align-items:center;gap:24px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;}
.brand-mark{
  position:relative;
  width:26px;height:26px;
  border-radius:8px;
  background:var(--brand);
  flex:0 0 auto;
}
.brand-mark::after{
  content:"";
  position:absolute;
  right:5px;bottom:5px;
  width:7px;height:7px;
  border-radius:2px;
  background:var(--accent);
}
.brand-text{font-size:18px;font-weight:700;color:var(--text);letter-spacing:.2px;}
.main-nav{display:flex;align-items:center;gap:22px;}
.main-nav a{
  position:relative;
  font-size:15px;
  color:var(--text-2);
  padding:6px 0;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.main-nav a:hover{color:var(--brand);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{color:var(--brand);font-weight:600;}
.main-nav a.active::after{transform:scaleX(1);}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:999px;
  padding:8px 14px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.nav-search i{color:var(--text-3);font-size:13px;}
.nav-search input{
  border:none;background:transparent;outline:none;
  font-size:14px;color:var(--text);width:130px;
  font-family:inherit;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 2px rgba(31,110,156,.18);}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  align-items:center;justify-content:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  color:var(--text);
  font-size:16px;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

/* drawer */
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(23,36,46,.42);
  opacity:0;visibility:hidden;
  transition:opacity .26s ease, visibility .26s ease;
  z-index:1100;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  width:min(320px,86vw);
  background:#fff;
  z-index:1200;
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:10px;
  transform:translateX(100%);
  transition:transform .28s ease;
  box-shadow:var(--sh-lg);
}
.nav-drawer.open{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line);}
.drawer-close{
  width:36px;height:36px;
  border:1px solid var(--line);
  background:#fff;border-radius:var(--r-btn);
  color:var(--text-2);
}
.drawer-close:hover{border-color:var(--brand);color:var(--brand);}
.drawer-nav{display:grid;gap:4px;margin-top:8px;}
.drawer-nav a{
  display:block;
  padding:12px 12px;
  border-radius:10px;
  color:var(--text-2);
  font-size:15.5px;
}
.drawer-nav a:hover{background:var(--brand-light);color:var(--brand-dark);}
.drawer-nav a.active{background:var(--brand-light);color:var(--brand);font-weight:600;}
.drawer-cta{margin-top:auto;text-align:center;}

/* ---------- hero ---------- */
.hero{padding-top:32px;}
.hero-panel{
  position:relative;
  border-radius:var(--r-hero);
  overflow:hidden;
  padding:56px 56px 48px;
  color:#fff;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  box-shadow:var(--sh-lg);
}
.hero-panel::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(102deg,rgba(20,80,111,.94) 0%,rgba(31,110,156,.82) 48%,rgba(23,36,46,.62) 100%);
}
.hero-inner{position:relative;z-index:1;max-width:880px;}
.crumbs{
  display:flex;align-items:center;gap:8px;
  font-size:13.5px;
  color:rgba(255,255,255,.78);
  margin-bottom:20px;
  flex-wrap:wrap;
}
.crumbs a{color:rgba(255,255,255,.86);}
.crumbs a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.crumbs span.sep{color:rgba(255,255,255,.5);}
.crumbs span.now{color:rgba(255,255,255,.68);}
.hero h1{
  font-size:clamp(28px,4vw,44px);
  font-weight:700;
  line-height:1.28;
  color:#fff;
  margin:0 0 16px;
}
.hero-lead{
  font-size:17px;
  color:rgba(255,255,255,.9);
  margin:0 0 28px;
  max-width:640px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:36px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.22);
}
.hero-stats .stat-item{min-width:150px;}
.hero-stats b{
  display:block;
  font-size:26px;
  font-weight:700;
  color:#fff;
  line-height:1.2;
  margin-bottom:4px;
}
.hero-stats span{font-size:13.5px;color:rgba(255,255,255,.8);}

/* ---------- sections ---------- */
.sec{padding:84px 0;}
.sec-tight{padding:64px 0;}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-kicker{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  color:var(--brand);
  background:var(--brand-light);
  border-radius:999px;
  padding:4px 14px;
  margin-bottom:16px;
  letter-spacing:.2px;
}
.sec-title{
  font-size:clamp(24px,2.6vw,32px);
  font-weight:600;
  line-height:1.35;
  margin:0 0 14px;
}
.sec-sub{color:var(--text-2);font-size:16px;margin:0;}

.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}

.card-x{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-sm);
  display:flex;
  flex-direction:column;
  height:100%;
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card-x:hover{
  transform:translateY(-2px);
  box-shadow:var(--sh-md);
  border-color:rgba(31,110,156,.32);
}
.card-x img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.card-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-body h3{font-size:20px;font-weight:600;margin:0;line-height:1.45;}
.card-body p{color:var(--text-2);font-size:15px;margin:0;}
.badge-x{
  display:inline-block;
  font-size:12.5px;
  font-weight:600;
  padding:3px 11px;
  border-radius:999px;
  background:var(--brand-light);
  color:var(--brand);
  align-self:flex-start;
}
.badge-accent{background:rgba(224,160,72,.18);color:#8A5B12;}
.signal-list{display:grid;gap:8px;margin-top:4px;}
.signal-list li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  color:var(--text-2);
}
.signal-list li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--brand);
  opacity:.7;
}

/* ---------- timeline ---------- */
.timeline{max-width:960px;margin:0 auto;}
.tl-item{
  position:relative;
  display:grid;
  grid-template-columns:56px 1fr;
  gap:24px;
  padding-bottom:32px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:27px;top:60px;bottom:0;
  width:2px;
  background:linear-gradient(180deg,rgba(31,110,156,.32),var(--line));
}
.tl-item:last-child::before{display:none;}
.tl-num{
  width:56px;height:56px;
  border-radius:50%;
  background:var(--brand);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;
  box-shadow:0 6px 16px rgba(31,110,156,.28);
  position:relative;
  z-index:1;
}
.tl-body{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh-sm);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.tl-body:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(31,110,156,.3);}
.tl-body h3{font-size:20px;font-weight:600;margin:0 0 10px;}
.tl-body p{color:var(--text-2);font-size:15.5px;margin:0;}
.tl-body img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:var(--r-img);
  margin-top:16px;
}
.tl-meta{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:16px;
}
.tl-meta span{
  font-size:12.5px;
  color:var(--brand);
  background:var(--brand-light);
  border-radius:999px;
  padding:3px 11px;
  font-weight:600;
}

/* ---------- stats ---------- */
.stat{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 24px;
  box-shadow:var(--sh-sm);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.stat:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(31,110,156,.3);}
.stat b{
  display:block;
  font-size:32px;
  font-weight:700;
  color:var(--brand);
  line-height:1.2;
  margin-bottom:8px;
}
.stat strong{display:block;font-size:15.5px;font-weight:600;margin-bottom:6px;}
.stat p{color:var(--text-2);font-size:14px;margin:0;}

/* ---------- table ---------- */
.table-wrap{
  overflow-x:auto;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-sm);
}
table.compare{width:100%;min-width:820px;border-collapse:collapse;font-size:15px;}
table.compare th{
  background:var(--brand-light);
  color:var(--brand-dark);
  text-align:left;
  font-weight:600;
  padding:15px 20px;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
table.compare td{
  padding:15px 20px;
  border-bottom:1px solid var(--line);
  color:var(--text-2);
  vertical-align:top;
}
table.compare tbody tr:last-child td{border-bottom:none;}
table.compare tbody tr:hover{background:var(--brand-light);}
table.compare td strong{color:var(--text);font-weight:600;}

/* ---------- reviews ---------- */
.review{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px;
  box-shadow:var(--sh-sm);
  display:flex;
  flex-direction:column;
  gap:16px;
  height:100%;
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.review:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(31,110,156,.3);}
.review-top{display:flex;align-items:center;gap:14px;}
.avatar{
  width:48px;height:48px;
  border-radius:50%;
  background:var(--brand-light);
  color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;
  font-size:17px;
  flex:0 0 auto;
}
.review-top .who strong{display:block;font-size:15.5px;font-weight:600;}
.review-top .who span{font-size:13px;color:var(--text-3);}
.stars{color:var(--accent);font-size:13.5px;letter-spacing:2px;}
.review p{color:var(--text-2);font-size:15px;margin:0;}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;}
details.faq{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-sm);
  overflow:hidden;
  transition:border-color .2s ease, box-shadow .2s ease;
}
details.faq[open]{border-color:rgba(31,110,156,.32);box-shadow:var(--sh-md);}
details.faq summary{
  list-style:none;
  cursor:pointer;
  padding:18px 24px;
  font-size:16px;
  font-weight:600;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
details.faq summary::-webkit-details-marker{display:none;}
details.faq summary::after{
  content:"+";
  font-size:20px;
  font-weight:500;
  color:var(--brand);
  line-height:1;
  flex:0 0 auto;
}
details.faq[open] summary::after{content:"−";}
details.faq[open] summary{color:var(--brand-dark);}
details.faq .faq-a{
  padding:0 24px 20px;
  color:var(--text-2);
  font-size:15px;
  border-left:3px solid transparent;
}
details.faq[open] .faq-a{
  border-left-color:var(--brand);
  padding-left:21px;
}

/* ---------- cta strip ---------- */
.cta-strip{
  background:var(--brand-light);
  border:1px solid rgba(31,110,156,.18);
  border-radius:var(--r-hero);
  padding:40px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-strip h2{font-size:26px;font-weight:600;margin:0 0 8px;}
.cta-strip p{color:var(--text-2);margin:0;font-size:15.5px;max-width:640px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{
  background:#fff;
  border-top:1px solid var(--line);
  margin-top:24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1.5fr;
  gap:36px;
  padding:64px 0 44px;
}
.footer-brand p{color:var(--text-2);font-size:14.5px;margin:14px 0 0;max-width:320px;}
.footer-title{font-size:15px;font-weight:600;margin-bottom:18px;}
.footer-links{display:grid;gap:11px;}
.footer-links a{color:var(--text-2);font-size:14.5px;}
.footer-links a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
.footer-contact{display:grid;gap:11px;}
.footer-contact li{color:var(--text-2);font-size:14.5px;display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--brand);width:16px;margin-top:5px;font-size:13px;flex:0 0 auto;}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  color:var(--text-3);
  font-size:13.5px;
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .container{padding-left:20px;padding-right:20px;}
  .hero-panel{padding:48px 40px 40px;}
}
@media (max-width:991.98px){
  .main-nav{display:none;}
  .nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 36px;}
  .sec{padding:64px 0;}
  .hero-stats{gap:28px;}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px;}
  .nav-inner{gap:14px;height:60px;}
  .brand-text{font-size:16.5px;}
  .hero{padding-top:20px;}
  .hero-panel{padding:32px 22px 30px;border-radius:16px;}
  .hero-lead{font-size:15.5px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{flex:1 1 auto;text-align:center;}
  .hero-stats{gap:20px;padding-top:20px;}
  .hero-stats .stat-item{min-width:120px;}
  .hero-stats b{font-size:22px;}
  .sec{padding:52px 0;}
  .sec-head{margin-bottom:32px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;gap:18px;}
  .card-body{padding:20px;}
  .timeline{max-width:100%;}
  .tl-item{grid-template-columns:40px 1fr;gap:14px;}
  .tl-num{width:40px;height:40px;font-size:15px;}
  .tl-item::before{left:19px;top:44px;}
  .tl-body{padding:20px;}
  .tl-body h3{font-size:18px;}
  .cta-strip{padding:28px 22px;border-radius:16px;}
  .cta-strip h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:44px 0 30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .hero-stats{flex-direction:column;gap:16px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;text-align:center;}
}