/* roulang page: index */
:root{
  --c-primary:#17608F;
  --c-primary-hover:#13547D;
  --c-primary-050:#EAF2F8;
  --c-accent:#EC6A2A;
  --c-accent-hover:#D65A1C;
  --c-teal:#12A594;
  --c-ink:#12212E;
  --c-ink-2:#4A5C6B;
  --c-ink-3:#8194A3;
  --c-line:#E4EBF1;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F6F9FC;
  --c-bg-tint:#EFF5FA;
  --c-dark:#0C2B3E;
  --sh-1:0 1px 2px rgba(18,33,46,.04), 0 6px 16px rgba(18,33,46,.06);
  --sh-2:0 2px 4px rgba(18,33,46,.05), 0 14px 32px rgba(18,33,46,.10);
  --r-card:14px;
  --r-btn:10px;
  --r-input:10px;
  --r-img:12px;
  --font-sans:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --sec-py:96px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s cubic-bezier(.2,.7,.3,1);}
a:hover{color:var(--c-primary-hover);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.2px;line-height:1.35;color:var(--c-ink);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (min-width:1400px){.container{max-width:1200px;}}
.row{--bs-gutter-x:24px;--bs-gutter-y:24px;}
.sec{padding:var(--sec-py) 0;}
.sec-soft{background:var(--c-bg-soft);}
.sec-tint{background:var(--c-bg-tint);}
.sec-head{max-width:760px;margin-bottom:48px;}
.sec-head h2{font-size:30px;margin-bottom:14px;}
.sec-head p{font-size:16px;color:var(--c-ink-2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-primary-050);color:var(--c-primary);
  font-size:14px;font-weight:500;border-radius:999px;
  padding:6px 14px;margin-bottom:18px;
}
.eyebrow i{font-size:12px;}

/* ---------- buttons ---------- */
.btn{--bs-btn-focus-box-shadow:none;border-radius:var(--r-btn);font-weight:600;font-size:15px;
  padding:0 22px;height:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;
  transition:all .2s cubic-bezier(.2,.7,.3,1);border:1px solid transparent;}
.btn-lg{height:48px;padding:0 26px;font-size:16px;}
.btn-brand{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.btn-brand:hover{background:var(--c-primary-hover);border-color:var(--c-primary-hover);color:#fff;transform:translateY(-1px);}
.btn-accent{background:var(--c-accent);border-color:var(--c-accent);color:#fff;}
.btn-accent:hover{background:var(--c-accent-hover);border-color:var(--c-accent-hover);color:#fff;transform:translateY(-1px);}
.btn-ghost{background:#fff;border-color:var(--c-line);color:var(--c-primary);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:#fff;}
.btn-ghost-dark{background:transparent;border-color:rgba(255,255,255,.35);color:#fff;}
.btn-ghost-dark:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08);}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--c-primary);}
.link-more i{transition:transform .2s cubic-bezier(.2,.7,.3,1);font-size:12px;}
.link-more:hover i{transform:translateX(3px);}

/* ---------- badges ---------- */
.badge-soft{display:inline-block;background:var(--c-primary-050);color:var(--c-primary);
  border-radius:999px;padding:3px 12px;font-size:13px;font-weight:500;line-height:1.6;}
.badge-teal{display:inline-block;background:rgba(18,165,148,.12);color:#0C8074;
  border-radius:999px;padding:3px 12px;font-size:13px;font-weight:500;line-height:1.6;}
.badge-ghost{display:inline-block;background:#fff;border:1px solid var(--c-line);color:var(--c-ink-2);
  border-radius:999px;padding:3px 12px;font-size:13px;line-height:1.6;}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid transparent;transition:box-shadow .22s,border-color .22s;}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--c-line);}
.site-header .navbar{min-height:72px;padding:0;}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--c-ink);letter-spacing:-.3px;}
.brand:hover{color:var(--c-primary);}
.brand-mark{width:28px;height:28px;flex:0 0 28px;}
.brand-mark svg{display:block;width:100%;height:100%;}
.navbar-toggler{border:1px solid var(--c-line);border-radius:var(--r-btn);padding:8px 12px;}
.navbar-toggler:focus{box-shadow:none;}
.navbar-toggler-icon{width:20px;height:20px;}
.navbar-nav{--bs-nav-link-padding-y:0;--bs-nav-link-padding-x:0;position:relative;}
.nav-item{position:relative;}
.nav-item.dropdown{position:static;}
.nav-link.nav-main{font-size:16px;font-weight:500;color:var(--c-ink);padding:26px 0;position:relative;display:inline-flex;align-items:center;gap:6px;}
.nav-link.nav-main::after{content:"";position:absolute;left:50%;bottom:18px;width:0;height:2px;
  background:var(--c-primary);border-radius:2px;transform:translateX(-50%);transition:width .22s cubic-bezier(.2,.7,.3,1);}
.nav-link.nav-main:hover,.nav-link.nav-main.active{color:var(--c-primary);}
.nav-link.nav-main:hover::after,.nav-link.nav-main.active::after{width:100%;}
.nav-dot{width:5px;height:5px;border-radius:50%;background:var(--c-teal);display:inline-block;}
.header-tools{display:flex;align-items:center;gap:14px;}
.icon-btn{width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--c-line);
  background:#fff;color:var(--c-ink-2);display:inline-flex;align-items:center;justify-content:center;transition:all .2s;}
.icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* mega menu */
@media (min-width:992px){
  .nav-main-list{gap:32px;}
  .mega-menu{position:absolute;top:calc(100% + 8px);right:0;left:auto;width:min(840px,86vw);
    border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-2);padding:28px;
    margin:0;background:#fff;animation:megaIn .18s cubic-bezier(.2,.7,.3,1);}
  .mega-menu::before{content:"";position:absolute;top:0;left:24px;right:24px;height:4px;border-radius:0 0 4px 4px;
    background:linear-gradient(90deg,var(--c-primary),rgba(23,96,143,0));}
  .nav-item.mega:hover > .mega-menu{display:block;}
  @keyframes megaIn{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:translateY(0);}}
}
.mega-col-title{font-size:13px;font-weight:600;color:var(--c-ink-3);letter-spacing:.06em;margin-bottom:14px;}
.mega-links li + li{margin-top:10px;}
.mega-links a{font-size:15px;color:var(--c-ink);display:flex;align-items:center;gap:8px;}
.mega-links a:hover{color:var(--c-primary);}
.mega-links a span.idx{font-size:12px;color:var(--c-ink-3);font-variant-numeric:tabular-nums;}
.mega-post{display:flex;gap:12px;align-items:center;padding:8px 0;border-bottom:1px dashed var(--c-line);}
.mega-post:last-child{border-bottom:0;}
.mega-post img{width:64px;height:48px;object-fit:cover;border-radius:8px;flex:0 0 64px;}
.mega-post .t{font-size:14px;color:var(--c-ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mega-post .d{font-size:12px;color:var(--c-ink-3);}
.mega-entry{background:var(--c-bg-tint);border-radius:var(--r-card);padding:18px;height:100%;}
.mega-entry img{border-radius:10px;aspect-ratio:16/9;object-fit:cover;margin-bottom:14px;}
.mega-entry h4{font-size:16px;margin-bottom:8px;}
.mega-entry p{font-size:13px;color:var(--c-ink-2);margin-bottom:12px;}
@media (max-width:991px){
  .navbar-collapse{border-top:1px solid var(--c-line);padding-top:12px;margin-top:12px;}
  .nav-main-list{gap:0;}
  .nav-item{border-bottom:1px solid var(--c-line);}
  .nav-item:last-child{border-bottom:0;}
  .nav-link.nav-main{padding:14px 0;width:100%;justify-content:space-between;}
  .nav-link.nav-main::after{display:none;}
  .mega-menu{position:static;width:100%;border:0;box-shadow:none;padding:6px 0 16px;}
  .mega-menu::before{display:none;}
  .header-tools .btn{width:100%;margin-top:12px;}
  .header-tools{flex-direction:column;align-items:stretch;gap:10px;padding-bottom:12px;}
  .header-tools .icon-btn{align-self:flex-start;}
}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--c-bg-soft);padding:72px 0 96px;overflow:hidden;}
.hero::before{content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(23,96,143,.09) 1px,transparent 1px);
  background-size:26px 26px;opacity:.7;pointer-events:none;}
.hero .container{position:relative;z-index:1;}
.hero h1{font-size:44px;letter-spacing:-.5px;line-height:1.25;margin-bottom:18px;}
.hero h1 em{font-style:normal;color:var(--c-primary);}
.hero-sub{font-size:18px;color:var(--c-ink-2);margin-bottom:28px;max-width:520px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.trust{display:flex;flex-wrap:wrap;gap:22px;}
.trust li{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--c-ink-2);}
.trust i{color:var(--c-teal);font-size:14px;}
.hero-visual{position:relative;}
.hero-visual .shot{border-radius:16px;overflow:hidden;box-shadow:var(--sh-2);position:relative;}
.hero-visual .shot img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-visual .shot::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,43,62,.05),rgba(12,43,62,.42));}
.float-card{position:absolute;left:-18px;bottom:-24px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh-2);padding:16px 20px;display:flex;gap:22px;}
.float-card .kpi i{color:var(--c-accent);font-size:13px;margin-right:6px;}
.float-card .kpi .v{font-size:24px;font-weight:700;line-height:1.2;}
.float-card .kpi .l{font-size:12px;color:var(--c-ink-3);}

/* ---------- cards ---------- */
.card-x{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);
  padding:26px;height:100%;transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s;}
.card-x:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.card-icon{width:40px;height:40px;border-radius:12px;background:var(--c-primary-050);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:16px;margin-bottom:18px;}
.card-x h3{font-size:20px;margin-bottom:12px;}
.card-x p{font-size:15px;color:var(--c-ink-2);margin-bottom:16px;}
.tick-list li{font-size:14px;color:var(--c-ink-2);display:flex;gap:8px;align-items:flex-start;margin-bottom:8px;}
.tick-list i{color:var(--c-teal);font-size:12px;margin-top:6px;}
.card-media img{border-radius:var(--r-img);aspect-ratio:16/9;object-fit:cover;margin-bottom:20px;}

/* ---------- stats ---------- */
.stats{background:var(--c-bg-tint);padding:56px 0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:6px 26px;border-left:1px solid rgba(23,96,143,.16);}
.stat:first-child{border-left:0;padding-left:0;}
.stat .v{font-size:44px;font-weight:700;line-height:1.15;color:var(--c-primary);letter-spacing:-1px;}
.stat .l{font-size:14px;color:var(--c-ink-2);margin-top:6px;}

/* ---------- case ---------- */
.case-row{align-items:center;}
.case-row + .case-row{margin-top:64px;}
.case-img{border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-1);}
.case-img img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.case-body h3{font-size:22px;margin-bottom:14px;}
.case-body p{color:var(--c-ink-2);margin-bottom:18px;}
.case-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}

/* ---------- plans ---------- */
.plan-sticky{position:sticky;top:104px;}
.plan-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;height:100%;
  box-shadow:var(--sh-1);transition:transform .22s,box-shadow .22s;}
.plan-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.plan-no{font-size:14px;font-weight:700;color:var(--c-accent);letter-spacing:.08em;margin-bottom:12px;display:block;}
.plan-card h3{font-size:18px;margin-bottom:10px;}
.plan-card p{font-size:14px;color:var(--c-ink-2);}

/* ---------- news ---------- */
.news-feature{display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;height:100%;transition:transform .22s,box-shadow .22s;color:inherit;}
.news-feature:hover{transform:translateY(-2px);box-shadow:var(--sh-2);color:inherit;}
.news-feature img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.news-feature .body{padding:24px;}
.news-feature h3{font-size:20px;margin:12px 0 10px;}
.news-feature p{font-size:15px;color:var(--c-ink-2);}
.news-rows{display:flex;flex-direction:column;gap:14px;height:100%;}
.news-row{display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:14px;box-shadow:var(--sh-1);color:inherit;
  transition:transform .22s,box-shadow .22s;}
.news-row:hover{transform:translateY(-2px);box-shadow:var(--sh-2);color:inherit;}
.news-row img{width:96px;height:72px;object-fit:cover;border-radius:10px;flex:0 0 96px;}
.news-row .t{font-size:15px;font-weight:600;line-height:1.5;margin-bottom:6px;}
.news-row .m{font-size:13px;color:var(--c-ink-3);}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-time{font-size:13px;color:var(--c-ink-3);margin-top:14px;display:flex;align-items:center;gap:8px;}
.empty-state{text-align:center;padding:56px 24px;background:#fff;border:1px dashed var(--c-line);
  border-radius:var(--r-card);color:var(--c-ink-2);font-size:14px;}
.empty-state i{display:block;font-size:26px;color:var(--c-ink-3);margin-bottom:14px;}
.empty-state .btn{margin-top:18px;}

/* ---------- faq ---------- */
.faq-side{background:var(--c-bg-tint);border-radius:var(--r-card);padding:24px;margin-top:24px;}
.faq-side h4{font-size:16px;margin-bottom:10px;}
.faq-side p{font-size:14px;color:var(--c-ink-2);margin-bottom:14px;}
.accordion-item{border:0;background:transparent;margin-bottom:12px;border-radius:12px!important;overflow:hidden;}
.accordion-button{background:#fff;border:1px solid var(--c-line);border-radius:12px!important;
  font-size:16px;font-weight:600;color:var(--c-ink);padding:18px 22px;box-shadow:none!important;}
.accordion-button::after{background-image:none;content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--c-ink-3);transition:transform .22s;width:auto;height:auto;display:flex;align-items:center;}
.accordion-button:not(.collapsed){background:var(--c-bg-tint);border-color:var(--c-primary);color:var(--c-primary);}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--c-primary);}
.accordion-body{background:#fff;border:1px solid var(--c-line);border-top:0;border-radius:0 0 12px 12px;
  font-size:15px;color:var(--c-ink-2);padding:18px 22px;}

/* ---------- form ---------- */
.form-panel{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:32px;}
.form-label{font-size:14px;font-weight:600;margin-bottom:8px;color:var(--c-ink);}
.form-control,.form-select{height:46px;border-radius:var(--r-input);border:1px solid var(--c-line);
  font-size:15px;padding:0 14px;color:var(--c-ink);background:#fff;}
textarea.form-control{height:auto;padding:12px 14px;line-height:1.7;}
.form-control:focus,.form-select:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(23,96,143,.14);}
.form-check-input:checked{background-color:var(--c-primary);border-color:var(--c-primary);}
.form-check-label{font-size:14px;color:var(--c-ink-2);}
.form-note{font-size:13px;color:var(--c-ink-3);margin-top:14px;}
.form-ok{display:none;font-size:14px;color:#0C8074;background:rgba(18,165,148,.1);
  border-radius:10px;padding:12px 14px;margin-top:16px;}
.info-card{background:var(--c-bg-tint);border-radius:var(--r-card);padding:28px;height:100%;}
.info-card h3{font-size:18px;margin-bottom:20px;}
.info-line{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--c-ink-2);padding:12px 0;
  border-bottom:1px dashed rgba(23,96,143,.18);}
.info-line:last-of-type{border-bottom:0;}
.info-line i{color:var(--c-primary);margin-top:5px;width:16px;}
.info-card img{border-radius:var(--r-img);aspect-ratio:16/9;object-fit:cover;margin-top:20px;}

/* ---------- dark cta ---------- */
.cta-band{background:var(--c-dark);color:#fff;padding:56px 0;position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;inset:0;background-image:url(/assets/images/backpic/back-3.webp);
  background-size:cover;background-position:center;opacity:.16;}
.cta-band .container{position:relative;z-index:1;}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:0;}
.cta-band p{color:#B9CBD6;font-size:15px;margin-top:10px;}

/* ---------- footer ---------- */
.site-footer{background:var(--c-dark);color:#B9CBD6;padding:64px 0 0;font-size:14px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:700;margin-bottom:16px;}
.footer-brand:hover{color:#fff;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;}
.footer-col p{color:#B9CBD6;line-height:1.8;}
.footer-links li + li{margin-top:10px;}
.footer-links a{color:#B9CBD6;}
.footer-links a:hover{color:#fff;text-decoration:underline;}
.footer-bottom{margin-top:48px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#8FA6B4;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  :root{--sec-py:80px;}
  .hero h1{font-size:38px;}
}
@media (max-width:991px){
  :root{--sec-py:64px;}
  .hero{padding:48px 0 72px;}
  .hero h1{font-size:34px;}
  .hero-sub{font-size:16px;}
  .hero-visual{margin-top:40px;}
  .float-card{left:12px;bottom:-20px;}
  .stats{padding:40px 0;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat{padding:18px 20px;border-left:0;border-top:1px solid rgba(23,96,143,.16);}
  .stat:nth-child(1),.stat:nth-child(2){border-top:0;}
  .stat:first-child,.stat:nth-child(3){padding-left:0;}
  .stat:nth-child(odd){border-right:1px solid rgba(23,96,143,.16);}
  .plan-sticky{position:static;margin-bottom:32px;}
  .case-row + .case-row{margin-top:44px;}
  .form-panel{padding:24px;}
}
@media (max-width:767px){
  :root{--sec-py:48px;}
  .hero h1{font-size:32px;}
  .sec-head h2{font-size:24px;}
  .btn{width:100%;}
  .hero-cta{flex-direction:column;}
  .hero-cta .btn{width:100%;}
  .card-x{padding:20px;}
  .stat .v{font-size:34px;}
  .cta-band h2{font-size:22px;}
  .news-row{flex-direction:column;align-items:flex-start;}
  .news-row img{width:100%;height:auto;aspect-ratio:16/9;flex:none;}
}
@media (max-width:520px){
  body{font-size:15px;}
  .hero h1{font-size:28px;}
  .float-card{position:static;margin-top:18px;left:auto;bottom:auto;}
  .stats-grid{grid-template-columns:1fr;}
  .stat{padding:16px 0;border-right:0!important;}
  .stat + .stat{border-top:1px solid rgba(23,96,143,.16);}
}

/* roulang page: category1 */
:root{
  --c-primary:#17608F;
  --c-primary-hover:#13547D;
  --c-primary-050:#EAF2F8;
  --c-accent:#EC6A2A;
  --c-accent-hover:#D45A1D;
  --c-teal:#12A594;
  --c-ink:#12212E;
  --c-ink-2:#4A5C6B;
  --c-ink-3:#8194A3;
  --c-line:#E4EBF1;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F6F9FC;
  --c-bg-tint:#EFF5FA;
  --c-dark:#0C2B3E;
  --font-sans:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(18,33,46,.04),0 6px 16px rgba(18,33,46,.06);
  --sh-2:0 2px 4px rgba(18,33,46,.05),0 14px 32px rgba(18,33,46,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg-soft);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--c-primary-hover)}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--c-ink);letter-spacing:-.2px}
h1{font-size:44px;line-height:1.25;letter-spacing:-.5px}
h2{font-size:30px;line-height:1.3}
h3{font-size:20px;font-weight:600;line-height:1.45}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;width:100%}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--c-line)}
.site-header .navbar{padding:0;height:72px;align-items:center;flex-wrap:nowrap}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--c-ink);white-space:nowrap}
.brand:hover{color:var(--c-primary)}
.brand-mark{display:inline-flex;width:28px;height:28px;flex:0 0 28px}
.brand-mark svg{width:28px;height:28px;display:block}
.nav-main-list{gap:32px}
.nav-main-list .nav-item{position:relative}
.nav-link.nav-main{
  font-size:16px;font-weight:500;color:var(--c-ink-2);padding:8px 0;position:relative;background:none;border:0;
}
.nav-link.nav-main::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;background:var(--c-primary);
  transform:translateX(-50%);transition:width .22s var(--ease);
}
.nav-link.nav-main:hover,.nav-link.nav-main.active,.nav-item.dropdown.show>.nav-link.nav-main{color:var(--c-primary)}
.nav-link.nav-main:hover::after,.nav-link.nav-main.active::after,.nav-item.dropdown.show>.nav-link.nav-main::after{width:100%}
.nav-tools{display:flex;align-items:center;gap:16px}
.nav-search{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--c-ink-2);
  transition:all .2s var(--ease);
}
.nav-search:hover{border-color:var(--c-primary);color:var(--c-primary)}
.navbar-toggler{border:1px solid var(--c-line);border-radius:10px;padding:6px 10px}
.navbar-toggler:focus{box-shadow:none}
.navbar-toggler-icon{background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%2312212E' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e")}

/* mega menu */
.mega-menu{
  border:0;border-radius:var(--r-card);box-shadow:var(--sh-2);padding:28px;
  width:860px;max-width:calc(100vw - 48px);left:50%;transform:translateX(-50%);
  margin-top:0;background:#fff;position:absolute;top:100%;
}
.mega-menu::before{
  content:"";position:absolute;top:0;left:28px;right:28px;height:3px;border-radius:3px;
  background:linear-gradient(90deg,var(--c-primary),rgba(23,96,143,0));
}
.mega-col-title{font-size:13px;font-weight:700;color:var(--c-ink-3);letter-spacing:1px;margin-bottom:14px}
.mega-links li{margin-bottom:10px}
.mega-links a{display:flex;gap:10px;align-items:center;font-size:15px;color:var(--c-ink-2);font-weight:500}
.mega-links a .idx{color:var(--c-ink-3);font-size:13px;font-weight:700}
.mega-links a:hover{color:var(--c-primary)}
.mega-post{display:flex;gap:12px;align-items:center;padding:8px 0;border-bottom:1px dashed var(--c-line)}
.mega-post:last-child{border-bottom:0}
.mega-post img{width:72px;height:54px;object-fit:cover;border-radius:8px;flex:0 0 72px}
.mega-post .t{font-size:14px;font-weight:600;color:var(--c-ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mega-post .d{font-size:12px;color:var(--c-ink-3)}
.mega-promo{background:var(--c-bg-tint);border-radius:12px;padding:18px}
.mega-promo img{border-radius:10px;width:100%;height:96px;object-fit:cover;margin-bottom:12px}
.mega-promo h4{font-size:15px;margin-bottom:6px}
.mega-promo p{font-size:13px;color:var(--c-ink-2);margin-bottom:10px}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary)}
.text-link i{transition:transform .2s var(--ease);font-size:12px}
.text-link:hover i{transform:translateX(3px)}

/* buttons */
.btn{font-weight:600;border-radius:var(--r-btn);transition:all .2s var(--ease);border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn-brand{background:var(--c-primary);color:#fff;height:44px;padding:0 22px}
.btn-brand:hover{background:var(--c-primary-hover);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-line);height:44px;padding:0 22px}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-hover);transform:translateY(-1px)}
.btn-accent{background:var(--c-accent);color:#fff;height:48px;padding:0 24px;font-size:16px}
.btn-accent:hover{background:var(--c-accent-hover);color:#fff;transform:translateY(-1px)}
.btn-lg-block{width:100%}

/* ---------- page head ---------- */
.page-head{
  position:relative;color:#fff;overflow:hidden;
  background-image:linear-gradient(rgba(12,43,62,.62),rgba(12,43,62,.62)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-head::after{
  content:"";position:absolute;inset:0;opacity:.08;
  background-image:radial-gradient(#fff 1px,transparent 1px);background-size:22px 22px;
}
.page-head .container{position:relative;z-index:2;padding-top:64px;padding-bottom:64px}
.page-head h1{color:#fff;margin-bottom:14px;max-width:820px}
.page-head p{color:#CFE0EA;max-width:720px;margin-bottom:0;font-size:17px}
.crumb{font-size:14px;color:#B9CBD6;margin-bottom:18px;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumb a{color:#B9CBD6}
.crumb a:hover{color:#fff;text-decoration:underline}
.crumb .sep{color:rgba(255,255,255,.45)}
.crumb .cur{color:#fff}
.head-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;padding:5px 14px;border-radius:999px;
  background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.22);
}
.chip-light{background:var(--c-primary-050);color:var(--c-primary);border-color:transparent}
.chip-teal{background:rgba(18,165,148,.12);color:#0E8577;border-color:transparent}

/* ---------- stat strip ---------- */
.stat-strip{background:var(--c-bg-tint);border-bottom:1px solid var(--c-line)}
.stat-strip .row{gap:0}
.stat-cell{padding:32px 24px;border-right:1px solid var(--c-line);text-align:left}
.stat-cell:last-child{border-right:0}
.stat-cell .n{font-size:44px;font-weight:700;color:var(--c-primary);line-height:1.1;letter-spacing:-1px}
.stat-cell .n small{font-size:18px;font-weight:600;margin-left:2px}
.stat-cell .l{font-size:14px;color:var(--c-ink-2);margin-top:6px}

/* ---------- section ---------- */
.section{padding:96px 0}
.section-tight{padding:64px 0}
.section-head{margin-bottom:40px}
.section-head .eyebrow{font-size:13px;font-weight:700;letter-spacing:1.5px;color:var(--c-teal);margin-bottom:10px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--c-ink-2);max-width:720px;margin-bottom:0}

/* ---------- layout with side ---------- */
.layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:32px;align-items:start}
.side-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);
  padding:22px;position:sticky;top:92px;
}
.side-title{font-size:14px;font-weight:700;color:var(--c-ink);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-title i{color:var(--c-primary);font-size:13px}
.side-list li{margin-bottom:4px}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  font-size:14px;color:var(--c-ink-2);padding:8px 10px;border-radius:8px;transition:all .18s var(--ease);
}
.side-list a:hover{background:var(--c-primary-050);color:var(--c-primary)}
.side-list a.active{background:var(--c-primary-050);color:var(--c-primary);font-weight:600}
.side-list a .cnt{font-size:12px;color:var(--c-ink-3)}
.side-divider{height:1px;background:var(--c-line);margin:20px 0}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud a{
  font-size:13px;padding:4px 12px;border-radius:999px;background:var(--c-bg-soft);
  color:var(--c-ink-2);border:1px solid var(--c-line);transition:all .18s var(--ease);
}
.tag-cloud a:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.side-note{font-size:13px;color:var(--c-ink-3);line-height:1.7;margin:12px 0 0}

/* ---------- data cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.data-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);
  display:flex;flex-direction:column;height:100%;
}
.data-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.data-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.data-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.data-card:hover .thumb img{transform:scale(1.04)}
.data-card .badge-float{
  position:absolute;left:14px;top:14px;background:rgba(12,43,62,.82);color:#fff;
  font-size:13px;font-weight:500;padding:4px 12px;border-radius:999px;backdrop-filter:blur(4px);
}
.data-card .body{padding:22px;display:flex;flex-direction:column;flex:1}
.data-card h3{margin-bottom:10px;font-size:19px}
.data-card h3 a{color:var(--c-ink)}
.data-card h3 a:hover{color:var(--c-primary)}
.data-card p{font-size:14.5px;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:13px;color:var(--c-ink-3);margin-top:auto}
.badge-soft{display:inline-flex;align-items:center;gap:6px;background:var(--c-primary-050);color:var(--c-primary);font-size:13px;font-weight:500;padding:3px 12px;border-radius:999px}
.badge-teal{background:rgba(18,165,148,.12);color:#0E8577}
.card-foot{margin-top:14px;padding-top:14px;border-top:1px solid var(--c-line);display:flex;justify-content:space-between;align-items:center}

/* ---------- pager ---------- */
.pager{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;align-items:center;margin-top:40px}
.pager a,.pager span{
  min-width:44px;height:44px;padding:0 16px;border-radius:10px;border:1px solid var(--c-line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:var(--c-ink-2);
  transition:all .18s var(--ease);
}
.pager a:hover{background:var(--c-primary-050);border-color:var(--c-primary);color:var(--c-primary)}
.pager .current{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

/* ---------- faq ---------- */
.accordion-item{border:1px solid var(--c-line);border-radius:12px;overflow:hidden;margin-bottom:12px;background:#fff}
.accordion-button{
  font-size:16px;font-weight:600;color:var(--c-ink);background:#fff;padding:18px 22px;box-shadow:none;
}
.accordion-button:not(.collapsed){background:var(--c-bg-tint);color:var(--c-primary)}
.accordion-button:focus{box-shadow:none;border-color:var(--c-line)}
.accordion-button::after{transition:transform .22s var(--ease)}
.accordion-body{padding:4px 22px 20px;font-size:15px;color:var(--c-ink-2);background:var(--c-bg-tint)}

/* ---------- cta band ---------- */
.cta-band{background:var(--c-dark);color:#fff;padding:64px 0}
.cta-band h2{color:#fff;margin-bottom:10px}
.cta-band p{color:#B9CBD6;margin-bottom:0;max-width:620px}
.cta-inner{display:flex;flex-wrap:wrap;gap:32px;align-items:center;justify-content:space-between}

/* ---------- footer ---------- */
.site-footer{background:var(--c-dark);color:#B9CBD6;padding:64px 0 28px;font-size:14px}
.site-footer .footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;margin-bottom:16px}
.site-footer .footer-brand:hover{color:#fff}
.site-footer p{color:#B9CBD6;line-height:1.8}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#B9CBD6}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#8FA6B4;
}

/* ---------- responsive ---------- */
@media (max-width:1399px){
  .container{max-width:1200px}
}
@media (max-width:1199px){
  .section{padding:80px 0}
  h1{font-size:38px}
  .mega-menu{width:760px}
}
@media (max-width:991px){
  .site-header .navbar{height:auto;padding:12px 0;flex-wrap:wrap}
  .nav-main-list{gap:0;margin:16px 0;width:100%}
  .nav-main-list .nav-item{width:100%;border-bottom:1px dashed var(--c-line)}
  .nav-link.nav-main{padding:12px 0;display:flex;justify-content:space-between;width:100%}
  .nav-link.nav-main::after{display:none}
  .mega-menu{position:static;transform:none;width:100%;max-width:100%;box-shadow:none;border:1px solid var(--c-line);padding:18px;margin-bottom:12px}
  .mega-menu::before{display:none}
  .nav-tools{width:100%;margin-bottom:12px;justify-content:flex-start}
  .nav-tools .btn-brand{flex:1}
  .section{padding:64px 0}
  .layout{grid-template-columns:1fr}
  .side-card{position:static}
}
@media (max-width:767px){
  h1{font-size:32px}
  h2{font-size:24px}
  .section{padding:48px 0}
  .page-head .container{padding-top:44px;padding-bottom:44px}
  .card-grid{grid-template-columns:1fr;gap:20px}
  .stat-cell{padding:22px 18px;border-right:0;border-bottom:1px solid var(--c-line)}
  .stat-cell:nth-child(odd){border-right:1px solid var(--c-line)}
  .stat-cell .n{font-size:34px}
  .data-card .body{padding:20px}
  .cta-inner{gap:20px}
  .btn-accent,.btn-brand,.btn-ghost{width:100%}
  .cta-inner .btn{width:100%}
}
@media (max-width:520px){
  .container{padding-left:20px;padding-right:20px}
  body{font-size:15px}
  .stat-strip .row{--bs-gutter-x:0}
  .stat-cell:nth-child(odd){border-right:0}
  .footer-bottom{flex-direction:column}
}

/* roulang page: article */
:root{
  --c-primary:#17608F;
  --c-primary-hover:#13547D;
  --c-primary-050:#EAF2F8;
  --c-accent:#EC6A2A;
  --c-accent-hover:#D4591C;
  --c-teal:#12A594;
  --c-ink:#12212E;
  --c-ink-2:#4A5C6B;
  --c-ink-3:#8194A3;
  --c-line:#E4EBF1;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F6F9FC;
  --c-bg-tint:#EFF5FA;
  --c-dark:#0C2B3E;
  --font-sans:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --sh-1:0 1px 2px rgba(18,33,46,.04),0 6px 16px rgba(18,33,46,.06);
  --sh-2:0 2px 4px rgba(18,33,46,.05),0 14px 32px rgba(18,33,46,.10);
  --r-card:14px;
  --r-btn:10px;
  --r-input:10px;
  --r-img:12px;
  --sec-pad:96px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--c-primary-hover);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--c-ink);letter-spacing:-.2px;}
p{margin:0 0 1em;}
ul,ol{margin:0;}
.num,.stat-num,.idx{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.container{max-width:1200px;padding-left:24px;padding-right:24px;}
@media (min-width:1400px){.container{max-width:1200px;}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--c-line);}
.site-header .navbar{position:relative;padding:14px 0;min-height:72px;align-items:center;}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--c-ink);letter-spacing:-.3px;text-decoration:none;}
.brand:hover{color:var(--c-ink);}
.brand-mark{display:inline-flex;width:28px;height:28px;}
.brand-mark svg{width:28px;height:28px;display:block;}
.nav-main-list{gap:0;}
@media (min-width:992px){.nav-main-list{gap:32px;}}
.nav-main{
  position:relative;font-size:16px;font-weight:500;color:var(--c-ink-2);
  padding:8px 0;background:none;border:0;transition:color .2s var(--ease);
}
.nav-main:hover,.nav-main.active,.nav-item.show>.nav-main{color:var(--c-primary);}
.nav-main::after{
  content:"";position:absolute;left:50%;bottom:0;height:2px;width:0;
  background:var(--c-primary);transform:translateX(-50%);
  transition:width .22s var(--ease);
}
.nav-main:hover::after,.nav-main.active::after,.nav-item.show>.nav-main::after{width:100%;}
.nav-main.dropdown-toggle::after{margin-left:6px;vertical-align:1px;}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);border-radius:var(--r-btn);background:#fff;color:var(--c-ink-2);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.nav-icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-050);}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border:0;border-radius:var(--r-btn);
  background:var(--c-accent);color:#fff;font-size:15px;font-weight:600;
  transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-cta:hover{background:var(--c-accent-hover);color:#fff;transform:translateY(-1px);box-shadow:0 8px 18px rgba(236,106,42,.28);}
.navbar-toggler{
  border:1px solid var(--c-line);border-radius:var(--r-btn);padding:8px 10px;background:#fff;
}
.navbar-toggler:focus{box-shadow:none;outline:2px solid var(--c-primary);outline-offset:2px;}

/* ---------- Dropdown / Mega ---------- */
.dropdown-menu.mega-menu{
  position:absolute !important;
  top:calc(100% + 10px) !important;
  left:0 !important;
  inset:auto auto auto 0 !important;
  transform:none !important;
  width:780px;max-width:100%;
  padding:28px;margin:0;
  border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-2);background:#fff;
  animation:fadeUp .2s var(--ease);
}
@keyframes fadeUp{from{opacity:0;transform:translateY(6px)!important;}to{opacity:1;transform:translateY(0)!important;}}
.dropdown-menu.mega-menu::before{
  content:"";position:absolute;top:0;left:24px;right:24px;height:3px;border-radius:0 0 4px 4px;
  background:linear-gradient(90deg,rgba(23,96,143,.95),rgba(23,96,143,0));
}
.nav-item.mega{position:static;}
.mega-col-title{font-size:13px;font-weight:700;color:var(--c-ink-3);letter-spacing:.04em;margin-bottom:14px;}
.mega-links{list-style:none;padding:0;display:grid;gap:8px;}
.mega-links a{
  display:flex;align-items:center;gap:10px;padding:7px 10px;border-radius:8px;
  font-size:15px;color:var(--c-ink-2);transition:background .2s var(--ease),color .2s var(--ease);
}
.mega-links a:hover{background:var(--c-primary-050);color:var(--c-primary);}
.mega-links .idx{font-size:12px;color:var(--c-ink-3);font-weight:700;}
.mega-post{display:flex;gap:12px;align-items:center;padding:8px 6px;border-radius:8px;transition:background .2s var(--ease);}
.mega-post:hover{background:var(--c-bg-soft);}
.mega-post img{width:72px;height:54px;object-fit:cover;border-radius:8px;flex:0 0 72px;}
.mega-post span{display:block;font-size:14px;color:var(--c-ink);line-height:1.5;}
.mega-post em{display:block;font-style:normal;font-size:12px;color:var(--c-ink-3);margin-top:4px;}
.mega-card{background:var(--c-bg-tint);border-radius:var(--r-card);padding:18px;height:100%;}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:10px;margin-bottom:14px;}
.mega-card p{font-size:14px;color:var(--c-ink-2);margin-bottom:12px;line-height:1.7;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary);}
.link-arrow i{transition:transform .2s var(--ease);}
.link-arrow:hover i{transform:translateX(2px);}
.simple-menu{min-width:230px;padding:10px;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-2);}
.simple-menu .dropdown-item{border-radius:8px;font-size:15px;color:var(--c-ink-2);padding:8px 12px;}
.simple-menu .dropdown-item:hover{background:var(--c-primary-050);color:var(--c-primary);}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;padding:48px 0 40px;
  background:linear-gradient(rgba(255,255,255,.93),rgba(255,255,255,.97)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border-bottom:1px solid var(--c-line);
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-3);margin-bottom:22px;}
.crumb a{color:var(--c-ink-2);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:#C3D0DA;font-size:12px;}
.crumb .current{color:var(--c-ink-3);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-title{font-size:34px;line-height:1.3;letter-spacing:-.4px;max-width:920px;margin-bottom:18px;}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:18px;font-size:14px;color:var(--c-ink-3);padding-bottom:22px;border-bottom:1px solid var(--c-line);}
.badge-cat{display:inline-flex;align-items:center;gap:6px;background:var(--c-primary-050);color:var(--c-primary);border-radius:999px;padding:5px 14px;font-size:14px;font-weight:500;}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#CBD8E2;display:inline-block;}

/* ---------- Article body ---------- */
.article-main{padding:56px 0 80px;background:#fff;}
.article-shell{max-width:820px;margin:0 auto;}
.article-body{font-size:17px;line-height:1.9;color:var(--c-ink);overflow-wrap:break-word;}
.article-body > p:first-of-type{font-size:18px;color:var(--c-ink-2);}
.article-body p{margin:0 0 1.2em;}
.article-body h2{font-size:24px;line-height:1.4;margin:40px 0 16px;padding-left:14px;border-left:4px solid var(--c-primary);}
.article-body h3{font-size:20px;font-weight:600;line-height:1.5;margin:28px 0 12px;}
.article-body h4{font-size:17px;font-weight:600;margin:22px 0 10px;}
.article-body img{border-radius:var(--r-img);display:block;margin:24px auto;max-width:100%;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--c-ink-3);text-align:center;margin-top:10px;}
.article-body blockquote{
  background:var(--c-bg-tint);border-left:3px solid var(--c-primary);
  padding:18px 22px;border-radius:0 10px 10px 0;color:var(--c-ink-2);margin:24px 0;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body ul,.article-body ol{padding-left:1.5em;margin:0 0 1.2em;}
.article-body li{margin-bottom:8px;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;display:block;overflow-x:auto;white-space:nowrap;}
.article-body table th,.article-body table td{border:1px solid var(--c-line);padding:12px 14px;text-align:left;}
.article-body table th{background:var(--c-bg-tint);font-weight:600;color:var(--c-ink);}
.article-body table tbody tr:nth-child(even){background:var(--c-bg-soft);}
.article-body pre{background:#F3F6F9;border:1px solid var(--c-line);border-radius:10px;padding:16px 18px;overflow-x:auto;font-size:14px;line-height:1.7;}
.article-body code{background:var(--c-bg-tint);border-radius:6px;padding:2px 6px;font-size:14px;}
.article-body pre code{background:none;padding:0;}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:32px 0;}
.article-empty{text-align:center;padding:56px 24px;background:var(--c-bg-soft);border:1px dashed var(--c-line);border-radius:var(--r-card);}
.article-empty i{font-size:34px;color:var(--c-ink-3);display:block;margin-bottom:14px;}
.article-empty p{font-size:16px;color:var(--c-ink-2);margin-bottom:20px;}

/* ---------- Buttons ---------- */
.btn-solid,.btn-outline{
  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;
  cursor:pointer;transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.btn-solid{background:var(--c-primary);color:#fff;border:1px solid var(--c-primary);}
.btn-solid:hover{background:var(--c-primary-hover);border-color:var(--c-primary-hover);color:#fff;transform:translateY(-1px);}
.btn-outline{background:#fff;color:var(--c-primary);border:1px solid var(--c-line);}
.btn-outline:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-050);}

/* ---------- Tags & post nav ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:44px;padding-top:26px;border-top:1px solid var(--c-line);}
.tag-row .tag-label{font-size:14px;color:var(--c-ink-3);margin-right:4px;}
.tag{background:var(--c-bg-soft);border:1px solid var(--c-line);border-radius:999px;padding:6px 14px;font-size:14px;color:var(--c-ink-2);transition:border-color .2s var(--ease),color .2s var(--ease);}
.tag:hover{border-color:var(--c-primary);color:var(--c-primary);}
.post-nav{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;margin-top:28px;}

/* ---------- Sections ---------- */
.section{padding:var(--sec-pad) 0;}
.section-soft{background:var(--c-bg-soft);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head h2{font-size:30px;line-height:1.35;margin-bottom:12px;}
.section-head p{font-size:16px;color:var(--c-ink-2);margin:0;}
.rel-card{
  display:block;height:100%;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);color:var(--c-ink);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6E2EC;color:var(--c-ink);}
.rel-card img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;}
.rel-card-body{padding:20px 22px 24px;}
.rel-card h3{font-size:18px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:54px;}
.rel-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--c-ink-3);margin-top:12px;}

/* ---------- CTA band ---------- */
.cta-band{background:var(--c-dark);color:#fff;padding:56px 0;}
.cta-band h2{color:#fff;font-size:26px;line-height:1.4;max-width:660px;margin-bottom:10px;}
.cta-band p{color:#B9CBD6;font-size:15px;margin:0;max-width:620px;}
.cta-band .btn-cta{height:48px;padding:0 26px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-dark);color:#B9CBD6;padding:64px 0 0;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:700;text-decoration:none;margin-bottom:16px;}
.footer-brand:hover{color:#fff;}
.site-footer p{font-size:14px;line-height:1.8;color:#B9CBD6;margin:0 0 10px;}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:16px;}
.footer-links{list-style:none;padding:0;display:grid;gap:10px;font-size:14px;}
.footer-links a{color:#B9CBD6;transition:color .2s var(--ease);}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#8FA6B4;
}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  :root{--sec-pad:80px;}
}
@media (max-width:991px){
  :root{--sec-pad:64px;}
  .article-title{font-size:28px;}
  .navbar-collapse{background:#fff;border-top:1px solid var(--c-line);margin-top:14px;padding:8px 0 20px;}
  .nav-main-list{gap:0;}
  .nav-main{padding:13px 0;border-bottom:1px solid var(--c-line);}
  .nav-main::after{display:none;}
  .nav-actions{flex-direction:column;align-items:stretch;gap:10px;margin-top:18px;}
  .nav-icon-btn{width:100%;height:44px;}
  .dropdown-menu.mega-menu{
    position:static !important;width:100% !important;padding:12px 0 16px;margin:0;
    border:0;box-shadow:none;animation:none;
  }
  .dropdown-menu.mega-menu::before{display:none;}
  .simple-menu{width:100%;border:0;box-shadow:none;padding:6px 0;}
  .mega-post img{width:64px;height:48px;flex:0 0 64px;}
}
@media (max-width:767px){
  :root{--sec-pad:48px;}
  .container{padding-left:20px;padding-right:20px;}
  .page-hero{padding:34px 0 30px;}
  .article-title{font-size:24px;}
  .btn-solid,.btn-outline,.btn-cta{width:100%;}
  .post-nav{flex-direction:column;}
  .cta-band{padding:44px 0;}
  .cta-band h2{font-size:22px;}
  .section-head h2{font-size:24px;}
  .article-main{padding:36px 0 56px;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:21px;margin-top:32px;}
  .article-body h3{font-size:18px;}
}
@media (max-width:520px){
  .crumb .current{max-width:200px;}
  .meta-row{gap:12px;}
}

/* roulang page: category2 */
:root{
  --c-primary:#17608F;
  --c-primary-hover:#13547D;
  --c-primary-050:#EAF2F8;
  --c-accent:#EC6A2A;
  --c-accent-hover:#D25A1E;
  --c-teal:#12A594;
  --c-ink:#12212E;
  --c-ink-2:#4A5C6B;
  --c-ink-3:#8194A3;
  --c-line:#E4EBF1;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F6F9FC;
  --c-bg-tint:#EFF5FA;
  --c-dark:#0C2B3E;
  --font-sans:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --sh-1:0 1px 2px rgba(18,33,46,.04),0 6px 16px rgba(18,33,46,.06);
  --sh-2:0 2px 4px rgba(18,33,46,.05),0 14px 32px rgba(18,33,46,.10);
  --r-card:14px;
  --r-btn:10px;
  --r-input:10px;
  --r-img:12px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--c-ink);letter-spacing:-.2px}
h1{font-size:44px;line-height:1.25;letter-spacing:-.5px}
h2{font-size:30px}
h3{font-size:20px;font-weight:600}
p{margin:0}
a{color:var(--c-primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--c-primary-hover)}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.num{font-variant-numeric:tabular-nums}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}
.section{padding:96px 0}
.section-soft{background:var(--c-bg-soft)}
.section-tint{background:var(--c-bg-tint)}
.section-head{max-width:760px;margin-bottom:48px}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--c-ink-2);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--c-primary);background:var(--c-primary-050);
  border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.eyebrow i{font-size:11px}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--c-line)}
.navbar{padding:0;min-height:72px;align-items:center;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--c-ink)}
.brand:hover{color:var(--c-primary)}
.brand-mark svg{width:28px;height:28px;display:block}
.navbar-toggler{border:1px solid var(--c-line);border-radius:10px;padding:8px 10px;background:#fff}
.navbar-toggler:focus{box-shadow:none}
.navbar-toggler-icon{
  width:20px;height:20px;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%2312212E' stroke-width='2.2' stroke-linecap='round' d='M4 9h22M4 15h22M4 21h22'/%3E%3C/svg%3E");
  background-size:20px 20px;
}
.nav-main-list{display:flex;align-items:center}
.nav-main-list .nav-item{position:relative}
.nav-link.nav-main{
  position:relative;display:inline-block;
  font-size:16px;font-weight:500;color:var(--c-ink-2);
  padding:24px 0;margin:0 16px;
}
.nav-link.nav-main::before{
  content:"";position:absolute;bottom:18px;left:50%;right:50%;height:2px;
  background:var(--c-primary);border-radius:2px;
  transition:left .22s var(--ease),right .22s var(--ease);
}
.nav-link.nav-main:hover,.nav-link.nav-main.active{color:var(--c-primary)}
.nav-link.nav-main:hover::before,.nav-link.nav-main.active::before{left:0;right:0}
.nav-link.nav-main.dropdown-toggle::after{
  border:0;width:7px;height:7px;margin-left:7px;
  border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;
  transform:rotate(45deg) translate(-2px,-2px);vertical-align:1px;
}
.nav-actions{margin-left:8px}
.nav-search{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);
  background:#fff;color:var(--c-ink-2);display:inline-flex;align-items:center;justify-content:center;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.nav-search:hover{color:var(--c-primary);border-color:var(--c-primary)}
.mega{position:static}
.mega-menu{
  position:absolute;left:50%;top:100%;transform:translateX(-50%);
  width:min(880px,calc(100vw - 48px));
  padding:28px;border:1px solid var(--c-line);border-radius:14px;
  background:#fff;box-shadow:var(--sh-2);margin:0;
}
.mega-menu::before{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;border-radius:14px 14px 0 0;
  background:linear-gradient(90deg,var(--c-primary),rgba(23,96,143,0));
}
.mega:hover .mega-menu{display:block}
.mega-col-title{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--c-ink-3);margin-bottom:14px}
.mega-links li a{
  display:flex;align-items:center;gap:12px;
  padding:9px 0;color:var(--c-ink-2);font-size:15px;
}
.mega-links li a:hover{color:var(--c-primary)}
.mega-links .idx{color:var(--c-ink-3);font-size:13px;font-weight:700}
.mega-recent li+li{margin-top:6px}
.mega-recent a{display:flex;gap:12px;align-items:center;padding:6px;border-radius:10px;color:var(--c-ink)}
.mega-recent a:hover{background:var(--c-bg-soft)}
.mega-recent img{width:96px;height:72px;object-fit:cover;border-radius:8px;flex:0 0 auto}
.mega-recent strong{display:block;font-size:14px;font-weight:600;line-height:1.5}
.mega-recent em{display:block;font-style:normal;font-size:12px;color:var(--c-ink-3);margin-top:4px}
.mega-entry{background:var(--c-bg-tint);border-radius:12px;padding:18px}
.mega-entry img{width:100%;height:110px;object-fit:cover;border-radius:10px;margin-bottom:14px}
.mega-entry-title{font-size:15px;font-weight:700;display:block;margin-bottom:6px}
.mega-entry p{font-size:13px;color:var(--c-ink-2);margin-bottom:10px}

/* ---------- 按钮 / 徽章 ---------- */
.btn-main,.btn-ghost,.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-main{background:var(--c-primary);border:1px solid var(--c-primary);color:#fff}
.btn-main:hover{background:var(--c-primary-hover);border-color:var(--c-primary-hover);color:#fff;transform:translateY(-1px)}
.btn-accent{background:var(--c-accent);border:1px solid var(--c-accent);color:#fff}
.btn-accent:hover{background:var(--c-accent-hover);border-color:var(--c-accent-hover);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:#fff;border:1px solid var(--c-line);color:var(--c-primary)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px)}
.btn-sm-main{height:42px;padding:0 20px;font-size:14px}
.btn-text{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;font-weight:600;color:var(--c-primary);
}
.btn-text i{transition:transform .2s var(--ease)}
.btn-text:hover i{transform:translateX(2px)}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--c-primary-050);color:var(--c-primary);
  border-radius:999px;padding:5px 12px;font-size:13px;font-weight:500;
}
.badge-teal{background:rgba(18,165,148,.12);color:#0C7F72}
.badge-accent{background:rgba(236,106,42,.12);color:#C4531B}

/* ---------- Hero ---------- */
.hero-cat{
  position:relative;color:#fff;padding:76px 0 84px;
  background:linear-gradient(rgba(12,43,62,.68),rgba(12,43,62,.72)),url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.hero-cat h1{color:#fff;max-width:760px}
.hero-sub{color:rgba(255,255,255,.86);font-size:17px;max-width:660px;margin-top:16px}
.crumb{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:22px;flex-wrap:wrap}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:#fff;text-decoration:underline}
.crumb .sep{color:rgba(255,255,255,.45);font-size:11px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-cat .btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.5);color:#fff;backdrop-filter:blur(2px)}
.hero-cat .btn-ghost:hover{background:rgba(255,255,255,.16);border-color:#fff;color:#fff}
.hero-facts{display:flex;flex-wrap:wrap;gap:28px;margin-top:34px;padding-top:26px;border-top:1px solid rgba(255,255,255,.18)}
.hero-fact{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.85)}
.hero-fact i{color:var(--c-accent)}

/* ---------- 卡片 ---------- */
.card-x{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px;height:100%;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.card-x:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.card-x h3{margin-bottom:10px}
.card-x p{color:var(--c-ink-2);font-size:15px}
.icon-box{
  width:44px;height:44px;border-radius:12px;background:var(--c-primary-050);
  color:var(--c-primary);display:flex;align-items:center;justify-content:center;
  font-size:18px;margin-bottom:18px;
}
.icon-box.teal{background:rgba(18,165,148,.12);color:#0C7F72}
.icon-box.accent{background:rgba(236,106,42,.12);color:#C4531B}
.mini-list{margin-top:16px}
.mini-list li{
  position:relative;padding-left:18px;font-size:14px;color:var(--c-ink-2);margin-bottom:8px;
}
.mini-list li::before{
  content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--c-teal);
}
.card-x .btn-text{margin-top:18px}

/* ---------- 数据带 ---------- */
.stats-band{background:var(--c-bg-tint);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:36px 26px;border-left:1px solid var(--c-line)}
.stat:first-child{border-left:0}
.stat .val{font-size:44px;font-weight:700;color:var(--c-primary);letter-spacing:-1px;line-height:1.1}
.stat .val span{font-size:20px;margin-left:2px}
.stat .lbl{font-size:14px;color:var(--c-ink-3);margin-top:8px}

/* ---------- 对比区 ---------- */
.compare-text h2{margin-bottom:14px}
.compare-text p{color:var(--c-ink-2)}
.compare-list li{
  display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--c-line);
  align-items:flex-start;
}
.compare-list li:first-child{padding-top:0}
.compare-list .tag{
  flex:0 0 96px;font-size:13px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-050);border-radius:999px;text-align:center;padding:5px 0;
}
.compare-list strong{display:block;font-size:16px;font-weight:600;margin-bottom:4px}
.compare-list p{font-size:15px;color:var(--c-ink-2)}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.step .no{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--c-accent);display:block;margin-bottom:12px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:14px;color:var(--c-ink-2)}

/* ---------- 礼包卡 ---------- */
.gift-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);height:100%;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.gift-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.gift-card img{width:100%;height:180px;object-fit:cover;display:block}
.gift-body{padding:22px}
.gift-body h3{font-size:18px;margin-bottom:8px}
.gift-body p{font-size:14px;color:var(--c-ink-2);margin-bottom:14px}
.gift-meta{font-size:13px;color:var(--c-ink-3);display:flex;align-items:center;gap:8px}

/* ---------- FAQ ---------- */
.faq-side{background:var(--c-bg-soft);border:1px solid var(--c-line);border-radius:var(--r-card);padding:26px}
.faq-side h3{font-size:19px;margin-bottom:10px}
.faq-side p{font-size:14px;color:var(--c-ink-2);margin-bottom:18px}
.accordion-item{
  border:1px solid var(--c-line);border-radius:12px !important;
  margin-bottom:12px;overflow:hidden;background:#fff;box-shadow:none;
}
.accordion-button{
  background:#fff;color:var(--c-ink);font-size:16px;font-weight:600;
  padding:18px 20px;border:0;box-shadow:none !important;
  transition:background-color .2s var(--ease);
}
.accordion-button:not(.collapsed){background:var(--c-bg-tint);color:var(--c-primary)}
.accordion-button::after{
  content:"";background-image:none;width:10px;height:10px;margin-left:auto;margin-top:-4px;
  border-right:2px solid var(--c-ink-3);border-bottom:2px solid var(--c-ink-3);
  transform:rotate(45deg);transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(225deg);border-color:var(--c-primary)}
.accordion-body{padding:6px 20px 20px;font-size:15px;color:var(--c-ink-2);background:#fff}
.accordion-button:not(.collapsed)+.accordion-collapse .accordion-body{background:var(--c-bg-tint)}

/* ---------- CTA / 页脚 ---------- */
.cta-band{background:var(--c-dark);color:#fff;padding:64px 0}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.78);max-width:620px}
.cta-band .btn-accent{flex:0 0 auto}
.site-footer{background:var(--c-dark);color:#B9CBD6;padding:72px 0 0;font-size:14px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:700;margin-bottom:16px}
.footer-brand:hover{color:#fff}
.site-footer p{color:#B9CBD6;line-height:1.8}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#B9CBD6;font-size:14px}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#8FA6B4;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .section{padding:80px 0}
  h1{font-size:38px}
  h2{font-size:27px}
}
@media (max-width:991.98px){
  .section{padding:64px 0}
  h1{font-size:34px}
  h2{font-size:25px}
  .navbar-collapse{
    background:#fff;border-top:1px solid var(--c-line);
    margin-top:14px;padding:10px 0 22px;
  }
  .nav-main-list{align-items:flex-start;flex-direction:column;width:100%}
  .nav-main-list .nav-item{width:100%}
  .nav-link.nav-main{display:block;margin:0;padding:14px 0;width:100%}
  .nav-link.nav-main::before{display:none}
  .mega-menu{
    position:static;transform:none;width:auto;box-shadow:none;border:0;
    border-radius:0;padding:6px 0 12px;background:transparent;
    display:block;
  }
  .mega-menu::before{display:none}
  .mega-entry{display:none}
  .nav-actions{margin:16px 0 0;width:100%;gap:12px}
  .nav-actions .btn-main{flex:1}
  .steps{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat{border-left:1px solid var(--c-line);border-top:1px solid var(--c-line)}
  .stat:nth-child(1),.stat:nth-child(2){border-top:0}
  .stat:nth-child(odd){border-left:0}
  .hero-cat{padding:60px 0 66px}
}
@media (max-width:767.98px){
  .section{padding:48px 0}
  h1{font-size:32px}
  h2{font-size:23px}
  .container{padding-left:20px;padding-right:20px}
  .hero-sub{font-size:16px}
  .hero-actions .btn-main,.hero-actions .btn-accent,.hero-actions .btn-ghost{width:100%}
  .hero-facts{gap:16px;flex-direction:column}
  .steps{grid-template-columns:1fr}
  .stat{padding:26px 18px}
  .stat .val{font-size:34px}
  .compare-list li{flex-direction:column;gap:10px}
  .compare-list .tag{flex:0 0 auto;padding:5px 14px;align-self:flex-start}
  .card-x{padding:20px}
  .cta-band{padding:48px 0}
  .cta-band .d-flex{flex-direction:column;align-items:flex-start !important;gap:20px}
  .cta-band .btn-accent{width:100%}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:519.98px){
  h1{font-size:28px}
  h2{font-size:21px}
  .gift-card img{height:160px}
  .mega-recent img{width:80px;height:60px}
}

/* roulang page: category3 */
:root{
  --c-primary:#17608F;
  --c-primary-hover:#13547D;
  --c-primary-050:#EAF2F8;
  --c-accent:#EC6A2A;
  --c-accent-hover:#D45A1D;
  --c-teal:#12A594;
  --c-ink:#12212E;
  --c-ink-2:#4A5C6B;
  --c-ink-3:#8194A3;
  --c-line:#E4EBF1;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F6F9FC;
  --c-bg-tint:#EFF5FA;
  --c-dark:#0C2B3E;
  --r-card:14px;
  --r-btn:10px;
  --r-input:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(18,33,46,.04),0 6px 16px rgba(18,33,46,.06);
  --sh-2:0 2px 4px rgba(18,33,46,.05),0 14px 32px rgba(18,33,46,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-sans:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color 200ms var(--ease);}
a:hover{color:var(--c-primary-hover);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}

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

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:var(--sh-1);}
.site-header .navbar{padding:0;min-height:72px;align-items:center;}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--c-ink);letter-spacing:-.2px;}
.brand:hover{color:var(--c-primary);}
.brand-mark{width:28px;height:28px;flex:0 0 28px;display:block;}
.brand-mark svg{width:28px;height:28px;display:block;}
.navbar-toggler{
  border:1px solid var(--c-line);
  border-radius:var(--r-btn);
  padding:8px 10px;
  background:#fff;
  box-shadow:none;
}
.navbar-toggler:focus{box-shadow:none;outline:2px solid var(--c-primary);outline-offset:2px;}
.navbar-toggler-icon{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%2312212E' stroke-width='2' stroke-linecap='round' d='M4 8h22M4 15h22M4 22h22'/%3E%3C/svg%3E");
  width:22px;height:22px;
}
.nav-main-list{gap:32px;}
.nav-main{
  position:relative;
  display:inline-block;
  padding:26px 0;
  font-size:16px;
  font-weight:500;
  color:var(--c-ink);
  background:none;
  border:none;
  line-height:1;
}
.nav-main::after{
  content:"";
  position:absolute;
  left:50%;
  right:50%;
  bottom:16px;
  height:2px;
  background:var(--c-primary);
  border-radius:2px;
  transition:left 220ms var(--ease),right 220ms var(--ease);
}
.nav-main:hover::after,.nav-main.active::after,.nav-item.dropdown.show .nav-main::after{left:0;right:0;}
.nav-main:hover,.nav-main.active,.nav-item.dropdown.show .nav-main,.nav-main:focus{color:var(--c-primary);}
.nav-main.dropdown-toggle::before{display:none;}
.nav-main.dropdown-toggle::after{
  content:"";
  display:inline-block;
  width:6px;height:6px;
  margin-left:8px;
  border-right:1.5px solid currentColor;
  border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translateY(-2px);
  vertical-align:middle;
  border-top:none;border-left:none;
  transition:transform 200ms var(--ease);
}
.nav-item.dropdown.show .nav-main.dropdown-toggle::after{transform:rotate(-135deg) translateY(-2px);}
.mega-menu{
  width:820px;
  max-width:calc(100vw - 48px);
  padding:28px;
  margin-top:0;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-2);
  background:#fff;
  position:relative;
  overflow:hidden;
}
.mega-menu::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--c-primary),rgba(23,96,143,0));
}
.mega-col-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--c-ink-3);text-transform:uppercase;margin-bottom:14px;}
.mega-links li{margin-bottom:10px;}
.mega-links a{
  display:flex;align-items:center;gap:10px;
  font-size:15px;color:var(--c-ink-2);
  padding:6px 8px;border-radius:8px;
  transition:background 200ms var(--ease),color 200ms var(--ease);
}
.mega-links a:hover{background:var(--c-primary-050);color:var(--c-primary);}
.mega-links .idx{font-size:12px;color:var(--c-ink-3);font-weight:600;}
.mega-recent li + li{margin-top:12px;}
.mega-recent a{display:flex;gap:12px;align-items:flex-start;padding:6px;border-radius:10px;transition:background 200ms var(--ease);}
.mega-recent a:hover{background:var(--c-bg-soft);}
.mega-recent img{width:96px;height:72px;object-fit:cover;border-radius:8px;flex:0 0 96px;}
.mega-recent .t{font-size:14.5px;font-weight:600;color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.5;}
.mega-recent .d{font-size:13px;color:var(--c-ink-3);margin-top:4px;}
.mega-entry{background:var(--c-bg-tint);border-radius:var(--r-card);padding:18px;height:100%;display:flex;flex-direction:column;}
.mega-entry img{border-radius:10px;aspect-ratio:16/9;object-fit:cover;width:100%;margin-bottom:14px;}
.mega-entry p{font-size:14px;color:var(--c-ink-2);line-height:1.7;}
.mega-entry .link-arrow{margin-top:12px;font-size:14px;font-weight:600;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-primary);}
.link-arrow i{font-size:12px;transition:transform 200ms var(--ease);}
.link-arrow:hover i{transform:translateX(3px);}
.nav-tools{display:flex;align-items:center;gap:16px;padding:12px 0;}
.icon-btn{
  width:42px;height:42px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);
  display:inline-flex;align-items:center;justify-content:center;
  transition:border-color 200ms var(--ease),color 200ms var(--ease),transform 200ms var(--ease);
}
.icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px);}
.btn{font-family:var(--font-sans);font-weight:600;border-radius:var(--r-btn);transition:all 200ms var(--ease);}
.btn-primary-solid{
  background:var(--c-primary);color:#fff;border:1px solid var(--c-primary);
  height:44px;padding:0 24px;display:inline-flex;align-items:center;justify-content:center;font-size:15px;
}
.btn-primary-solid:hover{background:var(--c-primary-hover);border-color:var(--c-primary-hover);color:#fff;transform:translateY(-1px);}
.btn-accent{
  background:var(--c-accent);color:#fff;border:1px solid var(--c-accent);
  height:48px;padding:0 26px;display:inline-flex;align-items:center;justify-content:center;font-size:16px;
}
.btn-accent:hover{background:var(--c-accent-hover);border-color:var(--c-accent-hover);color:#fff;transform:translateY(-1px);}
.btn-ghost{
  background:#fff;color:var(--c-primary);border:1px solid var(--c-line);
  height:44px;padding:0 22px;display:inline-flex;align-items:center;justify-content:center;font-size:15px;
}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-hover);transform:translateY(-1px);}

/* ---------- Breadcrumb ---------- */
.crumb-bar{background:var(--c-bg-soft);border-bottom:1px solid var(--c-line);}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-3);padding:14px 0;}
.crumb a{color:var(--c-ink-2);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:#B9C7D2;font-size:12px;}
.crumb .cur{color:var(--c-ink-3);}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:72px 0 64px;
  background-image:linear-gradient(90deg,rgba(12,43,62,.88),rgba(12,43,62,.58)),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:22px 22px;
  opacity:.4;
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.page-hero h1{
  font-size:44px;font-weight:700;line-height:1.25;letter-spacing:-.5px;
  color:#fff;max-width:820px;
}
.page-hero .lead{
  margin-top:18px;font-size:17px;line-height:1.8;color:#C9DCE7;max-width:720px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  color:#E6F1F7;font-size:13.5px;font-weight:500;
  padding:7px 14px;border-radius:999px;
}
.hero-tag i{color:#7FD4C9;font-size:12px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.page-hero .btn-ghost{background:transparent;border-color:rgba(255,255,255,.4);color:#fff;}
.page-hero .btn-ghost:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08);}

/* ---------- Sections ---------- */
.section{padding:96px 0;}
.section-soft{background:var(--c-bg-soft);}
.section-tint{background:var(--c-bg-tint);}
.section-head{max-width:720px;margin-bottom:48px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--c-primary);background:var(--c-primary-050);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.section-head h2{font-size:30px;font-weight:700;line-height:1.35;letter-spacing:-.3px;}
.section-head p{margin-top:14px;font-size:16px;color:var(--c-ink-2);line-height:1.8;}

/* ---------- Scene cards ---------- */
.scene-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);height:100%;
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D4E1EC;}
.scene-icon{
  width:40px;height:40px;border-radius:12px;background:var(--c-primary-050);
  color:var(--c-primary);display:flex;align-items:center;justify-content:center;
  font-size:17px;margin-bottom:18px;
}
.scene-card h3{font-size:20px;font-weight:600;margin-bottom:10px;}
.scene-card p{font-size:15px;color:var(--c-ink-2);line-height:1.8;}
.scene-list{margin-top:16px;}
.scene-list li{position:relative;padding-left:20px;font-size:14.5px;color:var(--c-ink-2);margin-bottom:8px;}
.scene-list li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;
  border-radius:50%;background:var(--c-teal);
}
.scene-card .link-arrow{margin-top:18px;font-size:14.5px;}

/* ---------- Timeline ---------- */
.timeline{position:relative;}
.tl-item{
  display:grid;
  grid-template-columns:96px 1fr;
  gap:0;
  position:relative;
}
.tl-axis{
  position:relative;
  display:flex;
  justify-content:center;
  padding-top:6px;
}
.tl-axis::before{
  content:"";
  position:absolute;
  top:0;bottom:0;left:50%;
  width:1px;background:linear-gradient(180deg,rgba(23,96,143,.35),rgba(23,96,143,.12));
  transform:translateX(-50%);
}
.tl-item:first-child .tl-axis::before{top:22px;}
.tl-item:last-child .tl-axis::before{bottom:auto;height:22px;}
.tl-dot{
  position:relative;z-index:2;
  width:44px;height:44px;border-radius:50%;
  background:#fff;border:1px solid var(--c-line);
  color:var(--c-primary);font-size:14px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-1);
}
.tl-item.is-key .tl-dot{background:var(--c-accent);border-color:var(--c-accent);color:#fff;}
.tl-body{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px 28px;margin:0 0 28px 24px;box-shadow:var(--sh-1);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease);
}
.tl-body:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px;}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--c-primary-050);color:var(--c-primary);
  font-size:13px;font-weight:500;padding:5px 12px;border-radius:999px;
}
.badge-teal{background:rgba(18,165,148,.12);color:#0E8578;}
.badge-line{background:#fff;border:1px solid var(--c-line);color:var(--c-ink-2);}
.tl-body h3{font-size:20px;font-weight:600;margin-bottom:10px;}
.tl-body > p{font-size:15px;color:var(--c-ink-2);line-height:1.8;}
.tl-points{margin-top:16px;display:grid;gap:10px;}
.tl-points li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.5px;color:var(--c-ink-2);line-height:1.7;
}
.tl-points i{color:var(--c-teal);font-size:13px;margin-top:5px;flex:0 0 auto;}
.tl-body .link-arrow{margin-top:18px;font-size:14.5px;}

/* ---------- Check block ---------- */
.check-wrap{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
}
.check-left{padding:36px;border-right:1px solid var(--c-line);}
.check-left h2{font-size:26px;font-weight:700;line-height:1.4;}
.check-left p{margin-top:14px;font-size:15px;color:var(--c-ink-2);line-height:1.85;}
.check-left .btn-ghost{margin-top:24px;}
.check-right{padding:36px;}
.check-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding:16px 0;border-bottom:1px dashed var(--c-line);
}
.check-row:last-child{border-bottom:none;}
.check-row .name{flex:1 1 220px;font-size:15.5px;font-weight:600;color:var(--c-ink);}
.check-row .note{flex:1 1 100%;font-size:14px;color:var(--c-ink-2);line-height:1.7;}
.state{
  flex:0 0 auto;font-size:13px;font-weight:600;
  padding:5px 12px;border-radius:999px;
}
.state-do{background:rgba(18,165,148,.12);color:#0E8578;}
.state-watch{background:rgba(236,106,42,.12);color:#C4531A;}

/* ---------- Data band ---------- */
.stat-band{
  background:var(--c-bg-tint);
  border-radius:var(--r-card);
  padding:8px 0;
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.stat-item{padding:32px 24px;text-align:center;border-left:1px solid rgba(23,96,143,.12);}
.stat-item:first-child{border-left:none;}
.stat-num{
  font-size:46px;font-weight:700;color:var(--c-primary);
  line-height:1.1;letter-spacing:-1px;
}
.stat-num small{font-size:20px;font-weight:700;margin-left:2px;}
.stat-label{margin-top:10px;font-size:14px;color:var(--c-ink-2);}

/* ---------- FAQ ---------- */
.faq-side-card{
  background:var(--c-bg-tint);border-radius:var(--r-card);padding:26px;margin-top:24px;
}
.faq-side-card h3{font-size:18px;font-weight:600;margin-bottom:10px;}
.faq-side-card p{font-size:14.5px;color:var(--c-ink-2);line-height:1.8;}
.faq-side-card .btn-primary-solid{margin-top:18px;width:100%;}
.accordion-item{
  border:1px solid var(--c-line);border-radius:12px;overflow:hidden;
  margin-bottom:12px;background:#fff;box-shadow:var(--sh-1);
}
.accordion-button{
  background:#fff;color:var(--c-ink);font-size:16px;font-weight:600;
  padding:20px 22px;box-shadow:none;border:none;
}
.accordion-button:not(.collapsed){background:var(--c-bg-tint);color:var(--c-primary);box-shadow:none;}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--c-primary);outline-offset:-2px;}
.accordion-button::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2317608F'%3E%3Cpath d='M8 11.2 2.6 5.8l1.2-1.2L8 8.8l4.2-4.2 1.2 1.2z'/%3E%3C/svg%3E");
  transition:transform 220ms var(--ease);
}
.accordion-body{padding:4px 22px 22px;font-size:15px;color:var(--c-ink-2);line-height:1.85;}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--c-dark);
  border-radius:0;
  padding:64px 0;
  color:#fff;
}
.cta-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;}
.cta-inner h2{font-size:28px;font-weight:700;line-height:1.35;color:#fff;}
.cta-inner p{margin-top:10px;font-size:15px;color:#B9CBD6;max-width:560px;line-height:1.8;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- Back home ---------- */
.back-home{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
  background:var(--c-bg-soft);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:28px 30px;
}
.back-home h3{font-size:19px;font-weight:600;}
.back-home p{margin-top:8px;font-size:14.5px;color:var(--c-ink-2);}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-dark);color:#B9CBD6;padding:72px 0 0;font-size:14px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-brand:hover{color:#fff;}
.site-footer p{color:#B9CBD6;line-height:1.85;margin-bottom:12px;font-size:14px;}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-links li{margin-bottom:11px;}
.footer-links a{color:#B9CBD6;font-size:14px;}
.footer-links a:hover{color:#fff;text-decoration:underline;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#8FA6B4;
}

/* ---------- Responsive ---------- */
@media (max-width:1399px){
  .container{max-width:1200px;}
}
@media (max-width:1199px){
  .section{padding:80px 0;}
  .page-hero h1{font-size:38px;}
  .mega-menu{width:720px;}
}
@media (max-width:991px){
  .site-header .navbar{min-height:64px;flex-wrap:nowrap;}
  .navbar-collapse{
    border-top:1px solid var(--c-line);
    margin-top:14px;
    padding:12px 0 22px;
  }
  .nav-main-list{gap:0;}
  .nav-main{padding:14px 0;width:100%;font-size:15.5px;}
  .nav-main::after{display:none;}
  .nav-main.active{color:var(--c-primary);}
  .mega-menu{
    width:100%;max-width:100%;box-shadow:none;border:1px solid var(--c-line);
    padding:18px;margin:6px 0 12px;
  }
  .mega-menu::before{display:none;}
  .nav-tools{padding:14px 0 0;flex-wrap:wrap;gap:12px;}
  .nav-tools .btn-primary-solid{flex:1 1 100%;}
  .section{padding:64px 0;}
  .page-hero{padding:56px 0 48px;}
  .page-hero h1{font-size:32px;}
  .page-hero .lead{font-size:16px;}
  .check-left{border-right:none;border-bottom:1px solid var(--c-line);}
  .stat-band{grid-template-columns:repeat(2,1fr);}
  .stat-item{border-left:1px solid rgba(23,96,143,.12);}
  .stat-item:nth-child(odd){border-left:none;}
  .stat-item:nth-child(n+3){border-top:1px solid rgba(23,96,143,.12);}
  .cta-inner h2{font-size:24px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:32px;}
  .section-head h2{font-size:24px;}
  .page-hero h1{font-size:30px;letter-spacing:-.2px;}
  .scene-card,.check-left,.check-right{padding:22px;}
  .tl-item{grid-template-columns:56px 1fr;}
  .tl-dot{width:36px;height:36px;font-size:13px;}
  .tl-body{margin-left:14px;padding:22px;margin-bottom:20px;}
  .stat-item{padding:24px 16px;}
  .stat-num{font-size:36px;}
  .cta-band{padding:48px 0;}
  .back-home{padding:22px;flex-direction:column;align-items:flex-start;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .page-hero h1{font-size:26px;}
  .hero-actions .btn-accent,.hero-actions .btn-ghost{width:100%;}
  .stat-band{grid-template-columns:repeat(2,1fr);}
  .stat-num{font-size:32px;}
  .section-head h2{font-size:22px;}
  .cta-actions .btn-accent{width:100%;}
}