/* roulang page: index */
:root{
  --c-primary:#0FA98F;
  --c-primary-d:#0B8271;
  --c-primary-08:rgba(15,169,143,.08);
  --c-primary-15:rgba(15,169,143,.15);
  --c-accent:#F2762E;
  --c-accent-12:rgba(242,118,46,.12);
  --c-gold:#F7C948;
  --c-ink:#16191E;
  --c-ink-2:#1E232A;
  --c-text:#2A2E35;
  --c-muted:#6B7280;
  --c-line:#E6E3DC;
  --c-bg:#F7F6F3;
  --c-surface:#FFFFFF;
  --c-error:#D93B31;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --sh-1:0 1px 2px rgba(22,25,30,.05);
  --sh-2:0 6px 20px rgba(22,25,30,.08);
  --sh-3:0 18px 44px rgba(22,25,30,.12);
  --font-cn:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --font-num:"DIN Alternate","Oswald",system-ui,sans-serif;
  --bs-primary:#0FA98F;
  --bs-body-color:#2A2E35;
  --bs-body-bg:#F7F6F3;
  --bs-border-radius:16px;
  --bs-link-color:#0FA98F;
  --bs-link-hover-color:#0B8271;
  --bs-font-sans-serif:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:30px;
  color:var(--c-text);
  background:var(--c-bg);
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md)}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease-out}
a:hover{color:var(--c-primary-d)}
h1,h2,h3,h4,h5{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.5px}
p{margin:0 0 18px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){.container{max-width:1200px}}
@media (max-width:767.98px){.container{padding-left:16px;padding-right:16px}}
.lj-section{padding:88px 0}
.lj-section--tight{padding:64px 0}
.lj-section--ink{background:var(--c-ink);color:#C9CDD4}
.lj-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:2px;
  color:var(--c-primary);text-transform:uppercase;margin-bottom:14px;
}
.lj-eyebrow::before{content:"";width:22px;height:2px;background:var(--c-primary);display:inline-block}
.lj-title{font-size:32px;line-height:42px;font-weight:700}
.lj-title .lj-bar{
  display:inline-block;width:3px;height:26px;background:var(--c-primary);
  vertical-align:-4px;margin-right:12px;border-radius:2px;
}
.lj-sub{font-size:17px;line-height:28px;color:var(--c-muted);margin-top:12px;max-width:680px}
.lj-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}

/* ---------- header / nav ---------- */
.lj-header{
  position:sticky;top:0;z-index:1030;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .18s ease-out;
}
.lj-header.is-stuck{box-shadow:var(--sh-2)}
.lj-nav{display:flex;align-items:center;gap:24px;height:78px}
.lj-nav-list{display:flex;align-items:center;gap:6px;flex-wrap:nowrap}
.lj-nav-left{flex:1 1 0;justify-content:flex-start}
.lj-nav-right{flex:1 1 0;justify-content:flex-end}
.lj-nav-link{
  position:relative;display:inline-block;padding:8px 10px;
  font-size:15px;font-weight:500;color:var(--c-text);white-space:nowrap;
  border-radius:8px;transition:color .18s ease-out,background .18s ease-out;
}
.lj-nav-link::after{
  content:"";position:absolute;left:10px;right:10px;bottom:0;height:2px;
  background:var(--c-primary);border-radius:2px;transform:scaleX(0);
  transform-origin:left center;transition:transform .18s ease-out;
}
.lj-nav-link:hover{color:var(--c-primary);background:var(--c-primary-08)}
.lj-nav-link:hover::after{transform:scaleX(1)}
.lj-nav-link.is-active{color:var(--c-primary);font-weight:600}
.lj-nav-link.is-active::after{transform:scaleX(1)}
.lj-logo{display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1;flex:0 0 auto;padding:0 8px}
.lj-logo-main{
  display:flex;align-items:center;gap:8px;
  font-size:22px;font-weight:700;color:var(--c-ink);letter-spacing:0;
}
.lj-logo-main::before{content:"";width:3px;height:20px;background:var(--c-primary);border-radius:2px}
.lj-logo-main .lj-logo-hl{color:var(--c-primary)}
.lj-logo-sub{
  font-size:11px;color:var(--c-muted);letter-spacing:2px;margin-top:5px;font-weight:500;
}
.lj-nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 20px;margin-left:14px;
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;
  border-radius:12px;white-space:nowrap;
  box-shadow:var(--sh-1);transition:background .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.lj-nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.lj-burger{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border:1px solid var(--c-line);border-radius:12px;
  background:var(--c-surface);color:var(--c-ink);font-size:16px;cursor:pointer;
}
.lj-tel-icon{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border:1px solid var(--c-line);border-radius:12px;
  color:var(--c-primary);background:var(--c-surface);font-size:15px;
}
.lj-mobile-panel{
  display:none;background:var(--c-surface);
  border-top:1px solid var(--c-line);
  max-height:0;overflow:hidden;
  transition:max-height .2s ease-out;
}
.lj-mobile-panel.is-open{max-height:520px}
.lj-mobile-inner{padding:8px 24px 22px}
.lj-mobile-link{
  display:flex;align-items:center;justify-content:space-between;
  height:44px;font-size:15px;color:var(--c-text);font-weight:500;
  border-bottom:1px solid var(--c-line);
}
.lj-mobile-link i{font-size:12px;color:var(--c-muted)}
.lj-mobile-link.is-active{color:var(--c-primary)}
.lj-mobile-cta{
  display:flex;align-items:center;justify-content:center;
  height:44px;margin-top:18px;background:var(--c-primary);color:#fff;
  border-radius:12px;font-weight:600;font-size:15px;
}
.lj-mobile-cta:hover{background:var(--c-primary-d);color:#fff}

/* ---------- buttons ---------- */
.lj-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.lj-btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1)}
.lj-btn--primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.lj-btn--ghost{background:var(--c-surface);color:var(--c-primary);border-color:var(--c-primary)}
.lj-btn--ghost:hover{background:var(--c-primary-08);color:var(--c-primary-d);border-color:var(--c-primary-d)}
.lj-btn--neutral{background:var(--c-surface);color:var(--c-ink);border-color:var(--c-line)}
.lj-btn--neutral:hover{border-color:var(--c-primary);color:var(--c-primary)}
.lj-btn--sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px}
.lj-btn:active{transform:translateY(0)}
.lj-arrow-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--c-primary);
}
.lj-arrow-link i{font-size:12px;transition:transform .18s ease-out}
.lj-arrow-link:hover i{transform:translateX(3px)}

/* ---------- hero ---------- */
.lj-hero{padding:64px 0 72px;background:linear-gradient(180deg,#FBFBF9 0%,var(--c-bg) 100%);overflow:hidden}
.lj-hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.lj-badge-line{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.lj-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:999px;font-size:12px;font-weight:600;
  background:var(--c-primary-08);color:var(--c-primary-d);border:1px solid rgba(15,169,143,.18);
}
.lj-badge--orange{background:var(--c-accent-12);color:#B4521A;border-color:rgba(242,118,46,.2)}
.lj-hero h1{
  font-size:44px;line-height:56px;font-weight:800;letter-spacing:-.5px;color:var(--c-ink);
}
.lj-hero h1 .lj-hl{color:var(--c-primary)}
.lj-hero-lead{font-size:17px;line-height:30px;color:var(--c-muted);margin-top:20px;max-width:560px}
.lj-hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.lj-trust{display:flex;gap:26px;flex-wrap:wrap;margin-top:32px;padding-top:26px;border-top:1px dashed var(--c-line)}
.lj-trust-item{display:flex;align-items:flex-start;gap:10px;font-size:13px;line-height:20px;color:var(--c-muted);max-width:170px}
.lj-trust-item i{color:var(--c-primary);font-size:15px;margin-top:2px}
.lj-hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-3);aspect-ratio:4/4.4;background:var(--c-ink)}
.lj-hero-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transform:scale(1.01);transition:transform .4s ease-out}
.lj-hero-media:hover img{transform:scale(1.04)}
.lj-hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(22,25,30,.05) 0%,rgba(22,25,30,.28) 55%,rgba(22,25,30,.82) 100%);
}
.lj-hero-float{
  position:absolute;left:18px;right:18px;bottom:18px;z-index:2;
  background:rgba(22,25,30,.72);backdrop-filter:blur(2px);
  border-radius:var(--r-md);padding:16px 18px;color:#fff;
}
.lj-hero-float-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.lj-hero-float-top span{font-size:12px;letter-spacing:1px;color:#B9C0C9}
.lj-live-dot{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:#8FE6D6;font-weight:600}
.lj-live-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 0 3px rgba(15,169,143,.25)}
.lj-hero-float strong{display:block;font-size:16px;font-weight:700;color:#fff;line-height:24px}
.lj-hero-float small{display:block;font-size:12px;color:#AEB6C0;margin-top:4px}

/* ---------- business cards ---------- */
.lj-biz-row{display:grid;gap:24px;margin-bottom:28px}
.lj-biz-row--a{grid-template-columns:7fr 5fr}
.lj-biz-row--b{grid-template-columns:5fr 7fr}
.lj-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
  height:100%;
}
.lj-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,169,143,.3)}
.lj-biz{padding:30px;display:flex;flex-direction:column;gap:14px;height:100%}
.lj-biz-num{
  font-family:var(--font-num);font-size:15px;font-weight:700;letter-spacing:1px;
  color:var(--c-accent);font-feature-settings:"tnum";
}
.lj-biz h3{font-size:20px;line-height:30px}
.lj-biz p{font-size:14px;line-height:24px;color:var(--c-muted);margin:0}
.lj-biz-foot{margin-top:auto;padding-top:6px}
.lj-biz--media{display:grid;grid-template-columns:1fr;padding:0}
.lj-biz-cover{position:relative;overflow:hidden;aspect-ratio:16/9}
.lj-biz-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease-out}
.lj-card:hover .lj-biz-cover img{transform:scale(1.03)}
.lj-biz-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(22,25,30,0) 40%,rgba(22,25,30,.35) 100%);
}
.lj-biz-cover-tag{
  position:absolute;left:16px;top:16px;z-index:2;
  background:rgba(255,255,255,.94);color:var(--c-ink);
  font-size:11px;font-weight:600;letter-spacing:1px;padding:5px 10px;border-radius:999px;
}

/* ---------- stats ---------- */
.lj-stats{background:var(--c-ink);position:relative;overflow:hidden}
.lj-stats::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.035) 0 2px,transparent 2px 12px);
  pointer-events:none;
}
.lj-stats-inner{position:relative;display:grid;grid-template-columns:repeat(4,1fr);padding:52px 0}
.lj-stat{padding:0 24px;border-left:1px solid rgba(255,255,255,.12);text-align:left}
.lj-stat:first-child{border-left:0;padding-left:0}
.lj-stat-num{
  font-family:var(--font-num);font-size:44px;line-height:48px;font-weight:700;
  color:var(--c-primary);font-feature-settings:"tnum";letter-spacing:-1px;
}
.lj-stat:nth-child(2) .lj-stat-num{color:var(--c-gold)}
.lj-stat-label{font-size:14px;line-height:22px;color:#98A0AB;margin-top:8px}
.lj-stat-note{font-size:12px;line-height:18px;color:#6E7683;margin-top:4px}

/* ---------- cases ---------- */
.lj-case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.lj-case{display:block;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out}
.lj-case:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,169,143,.3)}
.lj-case-media{aspect-ratio:16/10;overflow:hidden;position:relative}
.lj-case-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease-out}
.lj-case:hover .lj-case-media img{transform:scale(1.03)}
.lj-case-body{padding:20px 20px 22px}
.lj-tag{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;
  font-size:11px;font-weight:600;letter-spacing:.5px;
  background:var(--c-primary-08);color:var(--c-primary-d);
}
.lj-tag--orange{background:var(--c-accent-12);color:#B4521A}
.lj-tag--gold{background:rgba(247,201,72,.18);color:#8A6A08}
.lj-case-body h3{font-size:17px;line-height:26px;margin:12px 0 8px}
.lj-case-result{font-size:13px;line-height:22px;color:var(--c-muted);display:flex;align-items:center;gap:8px}
.lj-case-result b{font-family:var(--font-num);color:var(--c-accent);font-size:16px;font-weight:700}

/* ---------- news / cms ---------- */
.lj-news-wrap{display:grid;grid-template-columns:7fr 5fr;gap:24px}
.lj-news-main{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);color:inherit;
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.lj-news-main:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,169,143,.3);color:inherit}
.lj-news-main-media{aspect-ratio:16/10;overflow:hidden}
.lj-news-main-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease-out}
.lj-news-main:hover .lj-news-main-media img{transform:scale(1.03)}
.lj-news-main-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.lj-news-main-body h3{font-size:21px;line-height:31px}
.lj-news-main-body p{font-size:14px;line-height:24px;color:var(--c-muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.lj-news-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--c-muted);flex-wrap:wrap}
.lj-news-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--c-line);display:inline-block}
.lj-news-side{display:flex;flex-direction:column;gap:14px}
.lj-news-item{
  display:block;padding:16px 18px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);color:inherit;
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.lj-news-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,169,143,.3);color:inherit}
.lj-news-item h4{font-size:15px;line-height:24px;margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--c-ink)}
.lj-news-item:hover h4{color:var(--c-primary)}
.lj-news-item .lj-news-meta{font-size:12px}
.lj-empty{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-md);
  color:var(--c-muted);font-size:14px;text-align:center;padding:32px;
}
.lj-empty i{font-size:30px;color:var(--c-primary);opacity:.7}

/* ---------- plan ---------- */
.lj-plan{background:var(--c-ink);color:#C9CDD4;position:relative;overflow:hidden}
.lj-plan::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.03) 0 2px,transparent 2px 12px);
  pointer-events:none;
}
.lj-plan .lj-title{color:#fff}
.lj-plan .lj-sub{color:#98A0AB}
.lj-plan-grid{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.lj-plan-card{
  border:1px solid rgba(255,255,255,.12);border-radius:var(--r-md);
  padding:28px;background:rgba(255,255,255,.03);
  display:flex;flex-direction:column;gap:16px;height:100%;
  transition:border-color .18s ease-out,background .18s ease-out,transform .18s ease-out;
}
.lj-plan-card:hover{border-color:rgba(15,169,143,.5);background:rgba(15,169,143,.06);transform:translateY(-2px)}
.lj-plan-card h3{color:#fff;font-size:19px;line-height:29px}
.lj-plan-card ul{display:flex;flex-direction:column;gap:10px;margin-bottom:6px}
.lj-plan-card li{font-size:14px;line-height:22px;color:#A8B0BA;display:flex;gap:10px;align-items:flex-start}
.lj-plan-card li i{color:var(--c-primary);font-size:12px;margin-top:6px}
.lj-plan-card .lj-btn{margin-top:auto;align-self:flex-start}
.lj-plan-card .lj-btn--ghost{background:transparent;color:#8FE6D6;border-color:rgba(15,169,143,.6)}
.lj-plan-card .lj-btn--ghost:hover{background:rgba(15,169,143,.16);color:#fff;border-color:var(--c-primary)}

/* ---------- faq ---------- */
.lj-faq-col{display:flex;flex-direction:column;gap:16px}
.lj-faq .accordion-item{
  border:1px solid var(--c-line);border-radius:var(--r-md)!important;
  background:var(--c-surface);box-shadow:var(--sh-1);overflow:hidden;margin:0;
}
.lj-faq .accordion-item:hover{border-color:rgba(15,169,143,.3)}
.lj-faq .accordion-header{margin:0}
.lj-faq .accordion-button{
  background:transparent;color:var(--c-ink);font-size:17px;font-weight:600;line-height:26px;
  padding:18px 18px 18px 22px;border-radius:var(--r-md)!important;box-shadow:none!important;
  position:relative;
}
.lj-faq .accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;background:var(--c-primary);border-radius:2px;
}
.lj-faq .accordion-button:not(.collapsed){color:var(--c-primary)}
.lj-faq .accordion-button::after{
  background-image:none;content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;
  width:22px;height:22px;display:flex;align-items:center;justify-content:center;
  font-size:12px;color:var(--c-primary);border:1px solid var(--c-line);border-radius:50%;
  transition:transform .18s ease-out,border-color .18s ease-out;
}
.lj-faq .accordion-button:not(.collapsed)::after{transform:rotate(180deg);border-color:var(--c-primary)}
.lj-faq .accordion-body{padding:0 22px 20px;font-size:15px;line-height:26px;color:var(--c-muted)}

/* ---------- form ---------- */
.lj-contact{background:var(--c-surface);border-top:1px solid var(--c-line)}
.lj-contact-grid{display:grid;grid-template-columns:4fr 8fr;gap:40px;align-items:start}
.lj-contact-info h2{font-size:30px;line-height:40px}
.lj-contact-info p{font-size:15px;line-height:26px;color:var(--c-muted);margin-top:14px}
.lj-contact-list{margin-top:26px;display:flex;flex-direction:column;gap:16px}
.lj-contact-list li{display:flex;gap:12px;align-items:flex-start;font-size:14px;line-height:24px;color:var(--c-text)}
.lj-contact-list li i{
  width:34px;height:34px;flex:0 0 34px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-08);color:var(--c-primary);border-radius:10px;font-size:14px;
}
.lj-contact-list li span small{display:block;color:var(--c-muted);font-size:12px;line-height:18px}
.lj-form-card{
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:30px;box-shadow:var(--sh-1);
}
.lj-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.lj-field{display:flex;flex-direction:column;gap:8px}
.lj-field--full{grid-column:1 / -1}
.lj-field label{font-size:13px;font-weight:500;color:var(--c-text)}
.lj-field label .req{color:var(--c-primary);margin-left:2px}
.lj-field input,.lj-field select,.lj-field textarea{
  width:100%;height:44px;padding:0 14px;font-size:14px;font-family:inherit;color:var(--c-text);
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-sm);
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.lj-field textarea{height:112px;padding:12px 14px;line-height:24px;resize:vertical}
.lj-field input::placeholder,.lj-field textarea::placeholder{color:#9AA1AB}
.lj-field input:focus,.lj-field select:focus,.lj-field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px var(--c-primary-15);
}
.lj-form-submit{margin-top:20px}
.lj-form-submit .lj-btn{width:100%}
.lj-privacy{font-size:13px;line-height:20px;color:var(--c-muted);margin-top:12px}
.lj-form-tip{font-size:13px;line-height:20px;margin-top:12px;color:var(--c-primary);display:none}
.lj-form-tip.is-show{display:block}

/* ---------- footer ---------- */
.lj-footer{background:var(--c-ink);color:#98A0AB;padding:88px 0 0}
.lj-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.lj-footer h4{font-size:14px;letter-spacing:1px;color:#C9CDD4;font-weight:600;margin-bottom:18px}
.lj-footer-logo{display:flex;align-items:center;gap:8px;font-size:20px;font-weight:700;color:#fff;margin-bottom:14px}
.lj-footer-logo::before{content:"";width:3px;height:18px;background:var(--c-primary);border-radius:2px}
.lj-footer-logo .lj-logo-hl{color:var(--c-primary)}
.lj-footer p{font-size:14px;line-height:26px;color:#8E96A1;margin:0}
.lj-footer-links{display:flex;flex-direction:column;gap:0}
.lj-footer-links a{font-size:14px;line-height:32px;color:#98A0AB;display:inline-block;transition:color .18s ease-out}
.lj-footer-links a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-primary);text-underline-offset:4px}
.lj-footer-contact li{font-size:14px;line-height:32px;color:#98A0AB;display:flex;gap:10px;align-items:flex-start}
.lj-footer-contact li i{color:var(--c-primary);margin-top:9px;font-size:12px}
.lj-footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.lj-footer-bottom span{font-size:13px;line-height:20px;color:#7B838F}
.lj-footer-bottom .lj-footer-meta{display:flex;gap:18px;font-size:13px;color:#7B838F;flex-wrap:wrap}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .lj-nav{gap:14px}
  .lj-nav-list{gap:2px}
  .lj-nav-link{font-size:14px;padding:8px}
  .lj-hero-grid{gap:32px}
  .lj-hero h1{font-size:38px;line-height:50px}
  .lj-news-wrap{grid-template-columns:1fr}
  .lj-news-side{display:grid;grid-template-columns:1fr 1fr;gap:14px}
}
@media (max-width:991.98px){
  .lj-section{padding:64px 0}
  .lj-nav-list,.lj-nav-cta{display:none}
  .lj-burger{display:inline-flex}
  .lj-tel-icon{display:inline-flex}
  .lj-nav{height:66px;justify-content:space-between}
  .lj-logo{position:absolute;left:50%;transform:translateX(-50%)}
  .lj-header .container{position:relative}
  .lj-mobile-panel{display:block}
  .lj-hero{padding:44px 0 56px}
  .lj-hero-grid{grid-template-columns:1fr;gap:32px}
  .lj-hero-media{aspect-ratio:16/10;order:2}
  .lj-hero h1{font-size:34px;line-height:46px}
  .lj-biz-row--a,.lj-biz-row--b{grid-template-columns:1fr 1fr}
  .lj-stats-inner{grid-template-columns:1fr 1fr;gap:28px 0;padding:40px 0}
  .lj-stat:nth-child(3){border-left:0;padding-left:0}
  .lj-case-grid{grid-template-columns:1fr 1fr}
  .lj-case-grid .lj-case:last-child{grid-column:1 / -1}
  .lj-plan-grid{grid-template-columns:1fr}
  .lj-contact-grid{grid-template-columns:1fr;gap:32px}
  .lj-footer{padding:56px 0 0}
  .lj-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .lj-title{font-size:28px;line-height:38px}
}
@media (max-width:767.98px){
  .lj-section{padding:48px 0}
  .lj-hero h1{font-size:30px;line-height:40px}
  .lj-hero-lead{font-size:16px;line-height:28px}
  .lj-biz-row--a,.lj-biz-row--b{grid-template-columns:1fr}
  .lj-case-grid{grid-template-columns:1fr}
  .lj-case-grid .lj-case:last-child{grid-column:auto}
  .lj-news-side{grid-template-columns:1fr}
  .lj-stats-inner{grid-template-columns:1fr 1fr}
  .lj-stat{padding:0 16px}
  .lj-stat-num{font-size:34px;line-height:40px}
  .lj-form-grid{grid-template-columns:1fr}
  .lj-form-card{padding:22px}
  .lj-trust{gap:16px}
  .lj-trust-item{max-width:none;flex:1 1 140px}
  .lj-title{font-size:24px;line-height:34px}
  .lj-section-head{margin-bottom:28px}
  .lj-footer-grid{grid-template-columns:1fr}
  .lj-footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:519.98px){
  .lj-hero-actions{flex-direction:column;align-items:stretch}
  .lj-hero-actions .lj-btn{width:100%}
  .lj-stats-inner{grid-template-columns:1fr 1fr;gap:24px 0}
  .lj-stat{padding:0 12px}
  .lj-biz{padding:22px}
}

/* roulang page: article */
:root{
  --c-primary:#0FA98F;
  --c-primary-d:#0B8271;
  --c-accent:#F2762E;
  --c-gold:#F7C948;
  --c-ink:#16191E;
  --c-text:#2A2E35;
  --c-muted:#6B7280;
  --c-line:#E6E3DC;
  --c-bg:#F7F6F3;
  --c-surface:#FFFFFF;
  --c-danger:#D93B31;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --sh-1:0 1px 2px rgba(22,25,30,.05);
  --sh-2:0 6px 20px rgba(22,25,30,.08);
  --sh-3:0 18px 44px rgba(22,25,30,.12);
  --bs-primary:#0FA98F;
  --bs-body-color:#2A2E35;
  --bs-body-bg:#F7F6F3;
  --bs-border-radius:10px;
  --bs-border-color:#E6E3DC;
  --bs-link-color:#0FA98F;
  --bs-link-hover-color:#0B8271;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.875;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease-out}
a:hover{color:var(--c-primary-d)}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,h5{margin:0;font-weight:700;letter-spacing:-.5px;color:var(--c-ink);line-height:1.32}
p{margin:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto}
@media (max-width:767.98px){.container{padding-left:16px;padding-right:16px}}

/* ============ 按钮 ============ */
.lj-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;
}
.lj-btn i{font-size:13px;transition:transform .18s ease-out}
.lj-btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1)}
.lj-btn-primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.lj-btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary)}
.lj-btn-ghost:hover{background:rgba(15,169,143,.08);color:var(--c-primary-d);border-color:var(--c-primary-d)}
.lj-btn-neutral{background:#fff;color:var(--c-ink);border-color:var(--c-line)}
.lj-btn-neutral:hover{border-color:var(--c-primary);color:var(--c-primary-d);background:#fff}
.lj-btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px}

/* ============ 导航 ============ */
.lj-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow .18s ease-out}
.lj-header.is-scrolled{box-shadow:var(--sh-2)}
.lj-nav{
  max-width:1200px;margin:0 auto;padding:0 24px;height:74px;
  display:flex;align-items:center;gap:20px;
}
.lj-nav-list{display:flex;align-items:center;gap:26px;list-style:none}
.lj-nav-left{flex:1 1 0;justify-content:flex-start}
.lj-nav-right{flex:1 1 0;justify-content:flex-end}
.lj-logo{display:flex;flex-direction:column;align-items:center;line-height:1.1;text-decoration:none;flex:0 0 auto}
.lj-logo-main{font-size:22px;font-weight:700;color:var(--c-ink);letter-spacing:-.3px}
.lj-logo-hl{color:var(--c-primary)}
.lj-logo-sub{font-size:11px;color:var(--c-muted);letter-spacing:2px;margin-top:3px}
.lj-nav-link{position:relative;display:inline-block;font-size:15px;font-weight:500;color:var(--c-text);padding:6px 2px;text-decoration:none}
.lj-nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease-out;
}
.lj-nav-link:hover{color:var(--c-primary)}
.lj-nav-link:hover::after,.lj-nav-link.is-active::after{transform:scaleX(1)}
.lj-nav-link.is-active{color:var(--c-primary)}
.lj-nav-cta{
  display:inline-flex;align-items:center;height:40px;padding:0 20px;border-radius:12px;
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;
  transition:background-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;
}
.lj-nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.lj-burger,.lj-tel-icon{display:none}
.lj-tel-icon{align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;border:1px solid var(--c-line);color:var(--c-ink)}
.lj-tel-icon:hover{color:var(--c-primary);border-color:var(--c-primary)}

@media (max-width:991.98px){
  .lj-nav{flex-wrap:wrap;height:auto;padding:10px 16px;gap:10px;justify-content:space-between}
  .lj-burger{
    display:inline-flex;order:1;align-items:center;justify-content:center;
    width:40px;height:40px;border-radius:12px;border:1px solid var(--c-line);
    background:#fff;color:var(--c-ink);font-size:16px;cursor:pointer;
  }
  .lj-burger:hover{border-color:var(--c-primary);color:var(--c-primary)}
  .lj-logo{order:2}
  .lj-logo-main{font-size:19px}
  .lj-tel-icon{display:inline-flex;order:3}
  .lj-nav-list{
    display:none;order:5;flex-basis:100%;flex-direction:column;align-items:stretch;gap:0;
    margin-top:10px;padding-top:6px;border-top:1px solid var(--c-line);
  }
  .lj-nav-right{order:6;border-top:1px solid var(--c-line);padding-top:6px;margin-top:0}
  .lj-nav.is-open .lj-nav-list{display:flex}
  .lj-nav-list li{width:100%}
  .lj-nav-link{display:block;height:44px;line-height:44px;padding:0 4px;font-size:15px}
  .lj-nav-link::after{display:none}
  .lj-nav-cta{width:100%;justify-content:center;height:44px;margin:8px 0}
}

/* ============ 文章头部 ============ */
.lj-article-head{padding:36px 0 8px;background:var(--c-bg)}
.lj-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);line-height:1.6}
.lj-crumb a{color:var(--c-muted)}
.lj-crumb a:hover{color:var(--c-primary)}
.lj-crumb i{font-size:10px;opacity:.6}
.lj-crumb .is-current{color:var(--c-text);font-weight:500}
.lj-cat-tag{
  display:inline-flex;align-items:center;gap:6px;margin-top:24px;
  padding:5px 12px;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:.5px;
  background:rgba(15,169,143,.1);color:var(--c-primary-d);
}
.lj-article-title{
  font-size:36px;line-height:1.28;margin-top:16px;letter-spacing:-.5px;max-width:900px;
}
.lj-meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:20px;
  font-size:13px;color:var(--c-muted);
}
.lj-meta-row span.lj-meta-item{display:inline-flex;align-items:center;gap:6px}
.lj-meta-row i{font-size:12px;color:var(--c-primary);opacity:.85}
.lj-meta-sep{width:1px;height:12px;background:var(--c-line);display:inline-block}
.lj-head-rule{height:3px;width:48px;background:var(--c-primary);border-radius:3px;margin-top:26px}
@media (max-width:767.98px){
  .lj-article-title{font-size:26px;line-height:1.36}
  .lj-article-head{padding-top:24px}
}

/* ============ 布局 ============ */
.lj-main{padding:40px 0 88px}
.lj-article-grid{--bs-gutter-x:24px;--bs-gutter-y:28px}
@media (max-width:991.98px){.lj-main{padding:32px 0 56px}}

/* ============ 正文排版 ============ */
.lj-prose{max-width:800px;font-size:16px;line-height:1.875;color:var(--c-text)}
.lj-prose>*+*{margin-top:18px}
.lj-prose p{margin:18px 0 0}
.lj-prose h2{
  position:relative;font-size:24px;line-height:1.42;margin-top:36px;margin-bottom:14px;padding-left:16px;
}
.lj-prose h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;background:var(--c-primary);
}
.lj-prose h3{font-size:20px;line-height:1.5;margin-top:28px;margin-bottom:10px}
.lj-prose h4{font-size:17px;line-height:1.55;margin-top:24px;margin-bottom:8px}
.lj-prose ul,.lj-prose ol{margin-top:16px;padding-left:0;list-style:none}
.lj-prose ul>li,.lj-prose ol>li{position:relative;padding-left:22px;margin-top:10px;line-height:1.85}
.lj-prose ul>li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--c-primary);
}
.lj-prose ol{counter-reset:ljnum}
.lj-prose ol>li{counter-increment:ljnum}
.lj-prose ol>li::before{
  content:counter(ljnum);position:absolute;left:0;top:.18em;font-size:13px;font-weight:700;color:var(--c-accent);
}
.lj-prose blockquote{
  margin:26px 0 0;padding:18px 22px;border-left:3px solid var(--c-primary);border-radius:0 var(--r-sm) var(--r-sm) 0;
  background:rgba(15,169,143,.06);color:#31424a;font-size:15.5px;line-height:1.85;
}
.lj-prose blockquote p{margin:0}
.lj-prose blockquote p+p{margin-top:12px}
.lj-prose img{border-radius:var(--r-md);box-shadow:var(--sh-1);margin-top:24px;width:100%;height:auto}
.lj-prose figure{margin:26px 0 0}
.lj-prose figcaption{font-size:13px;color:var(--c-muted);margin-top:10px;text-align:center}
.lj-prose a{color:var(--c-primary);border-bottom:1px solid rgba(15,169,143,.45)}
.lj-prose a:hover{color:var(--c-primary-d);border-bottom-color:var(--c-primary-d)}
.lj-prose strong{color:var(--c-ink);font-weight:700}
.lj-prose table{width:100%;border-collapse:collapse;margin-top:24px;font-size:14.5px;border-radius:var(--r-sm);overflow:hidden}
.lj-prose thead th{background:var(--c-ink);color:#fff;font-weight:600;text-align:left;padding:12px 14px;font-size:14px}
.lj-prose tbody td{padding:12px 14px;border-bottom:1px solid var(--c-line);color:var(--c-text)}
.lj-prose tbody tr:nth-child(even){background:#FBFAF7}
.lj-prose hr{border:0;border-top:1px solid var(--c-line);margin:32px 0}

/* ============ 空状态 ============ */
.lj-empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  min-height:260px;padding:48px 24px;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);box-shadow:var(--sh-1);text-align:center;
}
.lj-empty i{font-size:32px;color:var(--c-primary)}
.lj-empty p{font-size:16px;color:var(--c-muted);margin:0}

/* ============ 标签组 ============ */
.lj-tagbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:40px;padding-top:26px;border-top:1px solid var(--c-line)}
.lj-tagbar .lj-tagbar-label{font-size:13px;color:var(--c-muted);margin-right:2px}
.lj-tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:500;background:rgba(15,169,143,.09);color:var(--c-primary-d);
  transition:background-color .18s ease-out,color .18s ease-out,transform .18s ease-out;
}
.lj-tag:hover{background:var(--c-primary);color:#fff;transform:translateY(-1px)}
.lj-tag.is-accent{background:rgba(242,118,46,.12);color:#C4551A}
.lj-tag.is-accent:hover{background:var(--c-accent);color:#fff}

/* ============ 上下篇 ============ */
.lj-pager{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:36px}
.lj-pager-card{
  display:flex;flex-direction:column;gap:8px;padding:20px 22px;border-radius:var(--r-md);
  background:var(--c-surface);border:1px solid var(--c-line);box-shadow:var(--sh-1);
  transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;
}
.lj-pager-card:hover{border-color:rgba(15,169,143,.5);box-shadow:var(--sh-2);transform:translateY(-2px)}
.lj-pager-card .lj-pager-dir{font-size:12px;letter-spacing:1px;color:var(--c-muted);display:flex;align-items:center;gap:6px}
.lj-pager-card .lj-pager-title{font-size:15.5px;font-weight:600;color:var(--c-ink);line-height:1.5}
.lj-pager-card:hover .lj-pager-title{color:var(--c-primary-d)}
.lj-pager-card.is-next{text-align:right;align-items:flex-end}
@media (max-width:575.98px){.lj-pager{grid-template-columns:1fr}}

/* ============ 相关推荐 ============ */
.lj-section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:56px;margin-bottom:24px}
.lj-section-head h2{font-size:22px;line-height:1.4;position:relative;padding-left:16px}
.lj-section-head h2::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:3px;border-radius:3px;background:var(--c-primary)}
.lj-section-head .lj-more{font-size:14px;font-weight:500;display:inline-flex;align-items:center;gap:6px}
.lj-section-head .lj-more i{transition:transform .18s ease-out}
.lj-section-head .lj-more:hover i{transform:translateX(3px)}
.lj-card{
  height:100%;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;
}
.lj-card:hover{border-color:rgba(15,169,143,.35);box-shadow:var(--sh-2);transform:translateY(-2px)}
.lj-card-media{position:relative;overflow:hidden;aspect-ratio:16/10;background:#E9E7E1}
.lj-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .18s ease-out}
.lj-card:hover .lj-card-media img{transform:scale(1.03)}
.lj-card-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.lj-card-body .lj-card-cat{align-self:flex-start;font-size:11px;font-weight:600;letter-spacing:.5px;padding:4px 10px;border-radius:999px;background:rgba(242,118,46,.12);color:#C4551A}
.lj-card-body h3{font-size:16px;line-height:1.5;letter-spacing:0}
.lj-card-body h3 a{color:var(--c-ink)}
.lj-card-body h3 a:hover{color:var(--c-primary-d)}
.lj-card-body p{font-size:14px;line-height:1.7;color:var(--c-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.lj-card-date{font-size:13px;color:var(--c-muted);margin-top:auto;display:flex;align-items:center;gap:6px}
.lj-card-date i{color:var(--c-primary);font-size:12px}
.lj-back-wrap{display:flex;justify-content:center;margin-top:40px}

/* ============ 侧栏 ============ */
.lj-aside{display:flex;flex-direction:column;gap:24px;position:sticky;top:96px;align-self:flex-start}
.lj-panel{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-1);padding:22px}
.lj-panel-title{
  display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;letter-spacing:1px;
  color:var(--c-ink);padding-bottom:14px;margin-bottom:14px;border-bottom:1px solid var(--c-line);
}
.lj-panel-title i{color:var(--c-primary);font-size:13px}
.lj-toc{display:flex;flex-direction:column;gap:2px}
.lj-toc-link{
  display:block;font-size:14px;line-height:1.6;color:var(--c-muted);padding:8px 10px;
  border-left:2px solid transparent;border-radius:0 6px 6px 0;
  transition:color .18s ease-out,background-color .18s ease-out,border-color .18s ease-out;
}
.lj-toc-link:hover{color:var(--c-primary-d);background:rgba(15,169,143,.06)}
.lj-toc-link.is-active{color:var(--c-primary-d);border-left-color:var(--c-primary);background:rgba(15,169,143,.07);font-weight:600}
.lj-hot{display:flex;flex-direction:column}
.lj-hot-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--c-line);align-items:flex-start}
.lj-hot-item:last-child{border-bottom:0;padding-bottom:0}
.lj-hot-item:first-child{padding-top:0}
.lj-hot-num{
  flex:0 0 22px;height:22px;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;font-family:"DIN Alternate","Oswald",system-ui,sans-serif;
  background:rgba(15,169,143,.1);color:var(--c-primary-d);
}
.lj-hot-item:nth-child(1) .lj-hot-num{background:var(--c-accent);color:#fff}
.lj-hot-item:nth-child(2) .lj-hot-num{background:var(--c-gold);color:#5A4608}
.lj-hot-link{font-size:14px;line-height:1.6;color:var(--c-text)}
.lj-hot-link:hover{color:var(--c-primary-d)}
.lj-side-cta{
  background:var(--c-ink);border-radius:var(--r-md);padding:24px;color:#fff;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.035) 0 2px,transparent 2px 10px);
}
.lj-side-cta h3{color:#fff;font-size:17px;line-height:1.5}
.lj-side-cta p{color:rgba(255,255,255,.68);font-size:13.5px;line-height:1.75;margin-top:10px}
.lj-side-cta .lj-btn{width:100%;margin-top:16px}
@media (max-width:1199.98px){
  .lj-aside{position:static}
}

/* ============ 联系 CTA ============ */
.lj-cta{
  background:var(--c-ink);color:#fff;position:relative;overflow:hidden;margin-top:20px;
}
.lj-cta::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.04) 0 2px,transparent 2px 12px);
  pointer-events:none;
}
.lj-cta-inner{
  position:relative;padding:64px 0;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.lj-cta h2{color:#fff;font-size:28px;line-height:1.4}
.lj-cta p{color:rgba(255,255,255,.7);font-size:15px;line-height:1.8;margin-top:10px;max-width:620px}
.lj-cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.lj-cta .lj-btn-primary{box-shadow:0 10px 26px rgba(15,169,143,.28)}
.lj-cta .lj-btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.lj-cta .lj-btn-outline:hover{border-color:var(--c-primary);color:var(--c-primary)}
@media (max-width:767.98px){
  .lj-cta-inner{padding:48px 0;gap:24px}
  .lj-cta h2{font-size:22px}
}

/* ============ 页脚 ============ */
.lj-footer{background:var(--c-ink);color:rgba(255,255,255,.7);padding-top:72px;margin-top:0}
.lj-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}
.lj-footer-logo{font-size:19px;font-weight:700;color:#fff;letter-spacing:-.2px;margin-bottom:14px}
.lj-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6)}
.lj-footer h4{font-size:14px;letter-spacing:1px;color:rgba(255,255,255,.5);font-weight:600;margin-bottom:16px;text-transform:none}
.lj-footer-links{display:flex;flex-direction:column;gap:0}
.lj-footer-links a{
  font-size:14px;line-height:2.28;color:rgba(255,255,255,.7);
  transition:color .18s ease-out;
}
.lj-footer-links a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-primary);text-underline-offset:4px}
.lj-footer-contact{list-style:none;display:flex;flex-direction:column;gap:12px}
.lj-footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.7)}
.lj-footer-contact i{color:var(--c-primary);font-size:13px;margin-top:5px}
.lj-footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.lj-footer-meta{display:flex;gap:20px;flex-wrap:wrap}
@media (max-width:991.98px){
  .lj-footer{padding-top:56px}
  .lj-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .lj-footer-grid>div:first-child{grid-column:1 / -1}
}
@media (max-width:575.98px){
  .lj-footer-grid{grid-template-columns:1fr}
  .lj-footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}

/* roulang page: category1 */
:root{
  --c-primary:#0FA98F;
  --c-primary-d:#0B8271;
  --c-accent:#F2762E;
  --c-gold:#F7C948;
  --c-ink:#16191E;
  --c-text:#2A2E35;
  --c-muted:#6B7280;
  --c-line:#E6E3DC;
  --c-bg:#F7F6F3;
  --c-surface:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --sh-1:0 1px 2px rgba(22,25,30,.05);
  --sh-2:0 6px 20px rgba(22,25,30,.08);
  --sh-3:0 18px 44px rgba(22,25,30,.12);
  --bs-primary:#0FA98F;
  --bs-body-color:#2A2E35;
  --bs-body-bg:#F7F6F3;
  --bs-border-color:#E6E3DC;
  --bs-border-radius:16px;
  --bs-link-color:#0B8271;
  --bs-link-hover-color:#0FA98F;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.875;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-primary-d);text-decoration:none;transition:color .18s ease-out}
a:hover{color:var(--c-primary)}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.5px}
button,input,select,textarea{font-family:inherit;font-size:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
@media (min-width:1400px){.container{max-width:1200px}}
@media (max-width:767.98px){.container{padding-left:16px;padding-right:16px}}

/* ---------- header / nav ---------- */
.lj-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow .18s ease-out}
.lj-header.is-scrolled{box-shadow:var(--sh-2)}
.lj-nav{position:relative;max-width:1200px;margin:0 auto;padding:0 24px;min-height:76px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px}
.lj-nav-list{display:flex;align-items:center;gap:30px}
.lj-nav-left{justify-self:start}
.lj-nav-right{justify-self:end}
.lj-nav-link{position:relative;display:inline-flex;align-items:center;height:76px;font-size:15px;font-weight:500;color:var(--c-text)}
.lj-nav-link::after{content:"";position:absolute;left:0;right:0;bottom:20px;height:2px;border-radius:2px;background:var(--c-primary);transform:scaleX(0);transform-origin:left center;transition:transform .18s ease-out}
.lj-nav-link:hover{color:var(--c-primary)}
.lj-nav-link:hover::after{transform:scaleX(1)}
.lj-nav-link.is-active{color:var(--c-primary);font-weight:600}
.lj-nav-link.is-active::after{transform:scaleX(1)}
.lj-logo{position:relative;display:flex;flex-direction:column;align-items:center;line-height:1.12;padding-left:15px}
.lj-logo::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:28px;border-radius:2px;background:var(--c-primary)}
.lj-logo-main{font-size:22px;font-weight:700;color:var(--c-ink);letter-spacing:-.5px}
.lj-logo-hl{color:var(--c-primary)}
.lj-logo-sub{font-size:11px;letter-spacing:2px;color:var(--c-muted);font-weight:500}
.lj-nav-cta{display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 20px;border-radius:12px;background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;transition:background .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.lj-nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.lj-burger,.lj-tel-icon{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:#fff;color:var(--c-ink);cursor:pointer;transition:border-color .18s ease-out,color .18s ease-out}
.lj-burger:hover,.lj-tel-icon:hover{border-color:var(--c-primary);color:var(--c-primary)}
.lj-tel-icon{font-size:15px}
@media (max-width:991.98px){
  .lj-nav{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;min-height:66px;padding:0 16px;gap:0}
  .lj-burger{display:inline-flex;order:1}
  .lj-logo{order:2;padding-left:0}
  .lj-logo::before{display:none}
  .lj-logo-main{font-size:19px}
  .lj-logo-sub{font-size:10px;letter-spacing:1.5px}
  .lj-tel-icon{display:inline-flex;order:3}
  .lj-nav-list{display:none;order:4;width:100%;flex-direction:column;align-items:stretch;gap:0}
  .lj-nav.is-open .lj-nav-list{display:flex}
  .lj-nav.is-open .lj-nav-left{padding-top:10px;border-top:1px solid var(--c-line);margin-top:10px}
  .lj-nav.is-open .lj-nav-right{padding-bottom:18px}
  .lj-nav-link{height:44px;font-size:15px;border-bottom:1px solid var(--c-line)}
  .lj-nav-left .lj-nav-link{border-bottom:0}
  .lj-nav-link::after{display:none}
  .lj-nav-link.is-active{color:var(--c-primary)}
  .lj-nav-right li{width:100%}
  .lj-nav-cta{width:100%;height:46px;margin-top:14px;font-size:15px}
}

/* ---------- buttons ---------- */
.lj-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 24px;border-radius:12px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.lj-btn i{font-size:13px}
.lj-btn-primary{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.lj-btn-primary:hover{background:var(--c-primary-d);border-color:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.lj-btn-outline{background:#fff;color:var(--c-primary-d);border-color:var(--c-primary)}
.lj-btn-outline:hover{background:rgba(15,169,143,.08);color:var(--c-primary-d);transform:translateY(-1px)}
.lj-btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line)}
.lj-btn-ghost:hover{border-color:var(--c-ink);color:var(--c-ink);transform:translateY(-1px);box-shadow:var(--sh-2)}
.lj-btn-sm{height:38px;padding:0 16px;font-size:14px}
.lj-link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--c-primary-d)}
.lj-link-arrow i{font-size:12px;transition:transform .18s ease-out}
.lj-link-arrow:hover{color:var(--c-primary)}
.lj-link-arrow:hover i{transform:translateX(3px)}

/* ---------- tags / badges ---------- */
.lj-tag{display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:.4px;background:rgba(15,169,143,.1);color:var(--c-primary-d)}
.lj-tag--accent{background:rgba(242,118,46,.13);color:#C4551A}
.lj-tag--gold{background:rgba(247,201,72,.22);color:#8A6A05}

/* ---------- sections ---------- */
.lj-section{padding:88px 0}
.lj-section--tight{padding:64px 0}
.lj-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.lj-sec-title{position:relative;padding-left:16px;font-size:32px;line-height:1.32;letter-spacing:-.5px}
.lj-sec-title::before{content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:3px;border-radius:2px;background:var(--c-primary)}
.lj-sec-title--sm{font-size:24px}
.lj-sec-sub{margin:12px 0 0;color:var(--c-muted);font-size:17px;line-height:1.75;max-width:680px}
@media (max-width:991.98px){.lj-section{padding:64px 0}.lj-section--tight{padding:48px 0}.lj-sec-title{font-size:26px}}
@media (max-width:575.98px){.lj-section{padding:48px 0}.lj-sec-title{font-size:23px}.lj-sec-sub{font-size:16px}}

/* ---------- page head ---------- */
.lj-pagehead{background:#fff;border-bottom:1px solid var(--c-line);padding:32px 0 64px}
.lj-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);margin-bottom:24px}
.lj-crumb a{color:var(--c-muted)}
.lj-crumb a:hover{color:var(--c-primary)}
.lj-crumb .is-current{color:var(--c-text);font-weight:500}
.lj-crumb i{font-size:10px;color:#C6C3BB}
.lj-pagehead-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:48px;align-items:center}
.lj-h1{margin:16px 0 18px;font-size:clamp(30px,4vw,46px);line-height:1.2;font-weight:800;letter-spacing:-1px;color:var(--c-ink)}
.lj-pagehead-lead{font-size:17px;line-height:1.8;color:var(--c-muted);margin-bottom:26px;max-width:620px}
.lj-pagehead-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.lj-pagehead-points{display:flex;flex-wrap:wrap;gap:10px}
.lj-point{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border-radius:999px;background:var(--c-bg);border:1px solid var(--c-line);font-size:13px;color:var(--c-text)}
.lj-point i{font-size:12px;color:var(--c-primary)}
.lj-pagehead-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--sh-3)}
@media (max-width:991.98px){
  .lj-pagehead{padding:24px 0 48px}
  .lj-pagehead-grid{grid-template-columns:1fr;gap:32px}
  .lj-pagehead-media{order:-1}
  .lj-pagehead-media img{aspect-ratio:16/9}
}

/* ---------- cards ---------- */
.lj-card{height:100%;display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out}
.lj-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,169,143,.32)}
.lj-card-media{aspect-ratio:16/10;overflow:hidden;background:#E9E7E1}
.lj-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.lj-card:hover .lj-card-media img{transform:scale(1.03)}
.lj-card-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.lj-card-title{font-size:20px;line-height:1.5;color:var(--c-ink)}
.lj-card-text{font-size:14px;line-height:1.72;color:var(--c-muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.lj-card-meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);flex-wrap:wrap}
.lj-card-meta i{color:var(--c-accent);font-size:12px}
.lj-card-foot{margin-top:auto;padding-top:6px}

.lj-grid{display:grid;gap:28px}
.lj-grid-3{grid-template-columns:repeat(3,1fr)}
.lj-grid-4{grid-template-columns:repeat(4,1fr)}
.lj-grid-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:991.98px){.lj-grid-3,.lj-grid-4{grid-template-columns:repeat(2,1fr)}.lj-grid{gap:24px}}
@media (max-width:575.98px){.lj-grid-3,.lj-grid-4,.lj-grid-2{grid-template-columns:1fr}}

/* ---------- feature cards (types) ---------- */
.lj-feature{height:100%;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);padding:28px;box-shadow:var(--sh-1);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out}
.lj-feature:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,169,143,.32)}
.lj-feature-icon{width:46px;height:46px;border-radius:14px;background:rgba(15,169,143,.1);color:var(--c-primary-d);display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:18px}
.lj-feature h3{font-size:20px;line-height:1.5;margin-bottom:10px}
.lj-feature p{font-size:14px;line-height:1.75;color:var(--c-muted)}
.lj-feature-list{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}

/* ---------- steps ---------- */
.lj-step{position:relative;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);padding:26px 24px;box-shadow:var(--sh-1);transition:transform .18s ease-out,box-shadow .18s ease-out}
.lj-step:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.lj-step-num{font-family:"DIN Alternate","Oswald",system-ui,sans-serif;font-feature-settings:"tnum";font-size:28px;font-weight:700;color:rgba(242,118,46,.5);line-height:1;margin-bottom:14px}
.lj-step h3{font-size:18px;line-height:1.5;margin-bottom:8px}
.lj-step p{font-size:14px;line-height:1.72;color:var(--c-muted)}

/* ---------- dark band ---------- */
.lj-band{position:relative;overflow:hidden;background:var(--c-ink);color:#fff;padding:64px 0}
.lj-band::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.045) 0 1px,transparent 1px 15px);pointer-events:none}
.lj-band .container{position:relative;z-index:1}
.lj-band-title{color:#fff;font-size:26px;line-height:1.4;margin-bottom:10px}
.lj-band-lead{color:rgba(255,255,255,.68);font-size:15px;line-height:1.75;max-width:640px}
.lj-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:36px}
.lj-stat{position:relative;padding-left:24px}
.lj-stat:first-child{padding-left:0}
.lj-stat:not(:first-child)::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:1px;background:rgba(255,255,255,.16)}
.lj-stat-num{font-family:"DIN Alternate","Oswald",system-ui,sans-serif;font-feature-settings:"tnum";font-size:40px;font-weight:700;line-height:1.1;color:var(--c-primary)}
.lj-stat-num--gold{color:var(--c-gold)}
.lj-stat-label{margin-top:8px;font-size:14px;color:rgba(255,255,255,.66);line-height:1.6}
@media (max-width:991.98px){.lj-stats{grid-template-columns:repeat(2,1fr);gap:28px}.lj-stat{padding-left:0}.lj-stat::before{display:none}.lj-stat-num{font-size:32px}}
@media (max-width:575.98px){.lj-band{padding:48px 0}}

/* ---------- faq ---------- */
.lj-faq .accordion-item{margin-bottom:14px;background:#fff;border:0;border-left:3px solid var(--c-primary);border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .18s ease-out}
.lj-faq .accordion-item:hover{box-shadow:var(--sh-2)}
.lj-faq .accordion-button{padding:18px 20px;font-size:17px;font-weight:600;color:var(--c-ink);background:transparent;box-shadow:none;border-radius:0}
.lj-faq .accordion-button:focus{box-shadow:none}
.lj-faq .accordion-button:not(.collapsed){color:var(--c-primary-d);background:rgba(15,169,143,.045)}
.lj-faq .accordion-button::after{content:"+";background-image:none;width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:400;color:var(--c-primary);transform:none;transition:transform .2s ease-out}
.lj-faq .accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg)}
.lj-faq .accordion-body{padding:0 20px 20px;font-size:15px;line-height:1.78;color:var(--c-muted)}

/* ---------- cta ---------- */
.lj-cta{padding:0 0 88px}
.lj-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;padding:44px 48px;border-radius:var(--r-lg);background:#EAF6F3;border:1px solid rgba(15,169,143,.2)}
.lj-cta-inner h2{font-size:28px;line-height:1.35;margin-bottom:10px}
.lj-cta-inner p{color:var(--c-muted);font-size:15px;line-height:1.75;margin:0;max-width:560px}
.lj-cta-actions{display:flex;gap:14px;flex-wrap:wrap}
@media (max-width:991.98px){.lj-cta{padding:0 0 64px}.lj-cta-inner{padding:32px 24px}.lj-cta-inner h2{font-size:23px}}

/* ---------- footer ---------- */
.lj-footer{background:var(--c-ink);color:rgba(255,255,255,.66);padding:88px 0 0}
.lj-footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:56px}
.lj-footer-logo{font-size:19px;font-weight:700;color:#fff;margin-bottom:16px}
.lj-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);margin:0}
.lj-footer h4{font-size:14px;letter-spacing:1px;color:rgba(255,255,255,.82);font-weight:600;margin-bottom:18px}
.lj-footer-links{display:flex;flex-direction:column;gap:12px}
.lj-footer-links a{font-size:14px;line-height:1.5;color:rgba(255,255,255,.62)}
.lj-footer-links a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-primary);text-underline-offset:4px}
.lj-footer-contact li{display:flex;gap:10px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.62);margin-bottom:12px}
.lj-footer-contact i{color:var(--c-primary);margin-top:5px;font-size:13px}
.lj-footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:22px 0 28px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.5)}
.lj-footer-meta{display:flex;gap:20px;flex-wrap:wrap}
@media (max-width:991.98px){.lj-footer{padding:64px 0 0}.lj-footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:575.98px){.lj-footer-grid{grid-template-columns:1fr}.lj-footer-bottom{flex-direction:column;align-items:flex-start}}

/* roulang page: category2 */
:root{
  --c-primary:#0FA98F;
  --c-primary-d:#0B8271;
  --c-accent:#F2762E;
  --c-gold:#F7C948;
  --c-ink:#16191E;
  --c-text:#2A2E35;
  --c-muted:#6B7280;
  --c-line:#E6E3DC;
  --c-bg:#F7F6F3;
  --c-surface:#FFFFFF;
  --c-danger:#D93B31;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --sh-1:0 1px 2px rgba(22,25,30,.05);
  --sh-2:0 6px 20px rgba(22,25,30,.08);
  --sh-3:0 18px 44px rgba(22,25,30,.12);
  --font-sans:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --font-num:"DIN Alternate","Oswald",system-ui,sans-serif;
  --bs-primary:#0FA98F;
  --bs-body-color:#2A2E35;
  --bs-border-radius:16px;
  --bs-link-color:#0B8271;
  --bs-link-hover-color:#0FA98F;
  --bs-font-sans-serif:var(--font-sans);
}
*{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:1.875;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary-d);text-decoration:none;transition:color .18s ease-out;}
a:hover{color:var(--c-primary);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--c-ink);letter-spacing:-.5px;line-height:1.35;}
p{margin:0;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto;}
@media (min-width:1400px){.container{max-width:1200px;}}
@media (max-width:767.98px){.container{padding-left:16px;padding-right:16px;}}

/* ---------- 通用板块 ---------- */
.lj-section{padding:88px 0;}
.lj-section--tight{padding:64px 0 88px;}
.lj-section--soft{background:var(--c-bg);}
.lj-section-head{margin-bottom:44px;max-width:720px;}
.lj-section-head h2{font-size:32px;line-height:1.25;}
.lj-section-head p{margin-top:14px;color:var(--c-muted);font-size:17px;line-height:1.75;}
.lj-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:1.5px;
  color:var(--c-primary-d);background:rgba(15,169,143,.1);
  border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.lj-eyebrow--accent{color:var(--c-accent);background:rgba(242,118,46,.12);}
.lj-bar-title{position:relative;padding-left:16px;}
.lj-bar-title::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;
  background:var(--c-primary);border-radius:3px;
}

/* ---------- 按钮 ---------- */
.lj-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:44px;padding:0 24px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.lj-btn i{font-size:13px;transition:transform .18s ease-out;}
.lj-btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.lj-btn--primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.lj-btn--ghost{background:#fff;color:var(--c-primary-d);border-color:var(--c-primary);}
.lj-btn--ghost:hover{background:rgba(15,169,143,.08);color:var(--c-primary-d);transform:translateY(-1px);}
.lj-btn--outline{background:#fff;color:var(--c-ink);border-color:var(--c-line);}
.lj-btn--outline:hover{border-color:var(--c-primary);color:var(--c-primary-d);background:#fff;transform:translateY(-1px);}
.lj-btn--sm{height:38px;padding:0 16px;font-size:13.5px;border-radius:10px;}
.lj-btn--block{width:100%;}

/* ---------- 导航 ---------- */
.lj-header{
  position:sticky;top:0;z-index:1200;background:#fff;
  border-bottom:1px solid var(--c-line);transition:box-shadow .2s ease-out;
}
.lj-header.is-scrolled{box-shadow:var(--sh-2);}
.lj-nav{
  position:relative;display:grid;grid-template-columns:1fr auto 1fr;
  align-items:center;column-gap:28px;height:78px;
}
.lj-nav-list{display:flex;align-items:center;gap:26px;}
.lj-nav-left{justify-content:flex-end;}
.lj-nav-right{justify-content:flex-start;}
.lj-nav-link{
  position:relative;display:inline-block;padding:6px 2px;
  font-size:15px;font-weight:500;color:var(--c-text);transition:color .18s ease-out;
}
.lj-nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease-out;
}
.lj-nav-link:hover{color:var(--c-primary-d);}
.lj-nav-link:hover::after{transform:scaleX(1);}
.lj-nav-link.is-active{color:var(--c-primary-d);font-weight:600;}
.lj-nav-link.is-active::after{transform:scaleX(1);}
.lj-logo{display:flex;flex-direction:column;align-items:center;line-height:1;}
.lj-logo-main{font-size:22px;font-weight:700;color:var(--c-ink);letter-spacing:-.5px;}
.lj-logo-hl{color:var(--c-primary);}
.lj-logo-sub{font-size:11px;color:var(--c-muted);letter-spacing:2px;margin-top:6px;}
.lj-nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 20px;border-radius:12px;
  background:var(--c-primary);color:#fff;font-size:14.5px;font-weight:600;
  transition:background .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.lj-nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.lj-burger,.lj-tel-icon{display:none;}
.lj-burger{border:0;background:transparent;width:40px;height:40px;font-size:19px;color:var(--c-ink);border-radius:10px;}
.lj-burger:hover{color:var(--c-primary);}
.lj-tel-icon{
  align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;
  color:var(--c-primary-d);background:rgba(15,169,143,.1);font-size:16px;
}
@media (max-width:991.98px){
  .lj-nav{display:flex;flex-wrap:wrap;align-items:center;height:auto;padding:11px 0;row-gap:8px;}
  .lj-logo{flex:1 0 100%;order:1;}
  .lj-burger{display:flex;position:absolute;left:0;top:11px;align-items:center;justify-content:center;}
  .lj-tel-icon{display:flex;position:absolute;right:0;top:11px;}
  .lj-nav-list{display:none;width:100%;flex-direction:column;align-items:stretch;gap:0;}
  .lj-nav.is-open .lj-nav-list{display:flex;}
  .lj-nav-left{order:2;padding-top:12px;border-top:1px solid var(--c-line);}
  .lj-nav-right{order:3;padding-top:4px;}
  .lj-nav-list li{width:100%;}
  .lj-nav-link{display:flex;align-items:center;height:44px;font-size:15px;padding:0;}
  .lj-nav-link::after{display:none;}
  .lj-nav-cta{width:100%;height:44px;margin:12px 0 6px;font-size:15px;}
}

/* ---------- 页头 ---------- */
.lj-pagehead{
  background:linear-gradient(180deg,#FBFBF9 0%,var(--c-bg) 100%);
  border-bottom:1px solid var(--c-line);
  padding:60px 0 56px;
}
.lj-pagehead-inner{display:grid;grid-template-columns:1.4fr .6fr;gap:48px;align-items:center;}
.lj-pagehead h1{font-size:44px;line-height:1.2;font-weight:800;}
.lj-pagehead h1 span{color:var(--c-primary);}
.lj-pagehead-lead{margin-top:18px;font-size:17px;line-height:1.8;color:var(--c-text);max-width:620px;}
.lj-pagehead-sub{margin-top:10px;font-size:15px;line-height:1.8;color:var(--c-muted);max-width:620px;}
.lj-pagehead-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;}
.lj-pagehead-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);}
.lj-pagehead-media img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .35s ease-out;}
.lj-pagehead-media:hover img{transform:scale(1.03);}
.lj-pagehead-badge{
  position:absolute;left:14px;bottom:14px;
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(22,25,30,.72);color:#fff;
  font-size:12.5px;font-weight:600;padding:6px 12px;border-radius:999px;
  backdrop-filter:blur(4px);
}
.lj-pagehead-badge i{color:var(--c-gold);}

/* ---------- 面包屑 ---------- */
.lj-crumb{padding:24px 0 0;font-size:13px;color:var(--c-muted);}
.lj-crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.lj-crumb a{color:var(--c-muted);}
.lj-crumb a:hover{color:var(--c-primary-d);}
.lj-crumb .sep{color:#C6C2B8;}
.lj-crumb .current{color:var(--c-text);font-weight:500;}

/* ---------- 筛选侧卡 ---------- */
.lj-filter-card{
  position:sticky;top:102px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);box-shadow:var(--sh-1);
  padding:28px 26px;
}
.lj-filter-card h2{font-size:20px;line-height:1.4;}
.lj-filter-card .lj-filter-desc{margin-top:8px;font-size:13.5px;line-height:1.75;color:var(--c-muted);}
.lj-filter-group{margin-top:22px;padding-top:22px;border-top:1px dashed var(--c-line);}
.lj-filter-group:first-of-type{border-top:0;}
.lj-filter-label{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;font-weight:600;letter-spacing:.5px;color:var(--c-muted);margin-bottom:12px;
}
.lj-filter-label em{font-style:normal;color:var(--c-accent);font-size:12px;font-weight:600;}
.lj-chips{display:flex;flex-wrap:wrap;gap:8px;}
.lj-chip{
  border:1px solid var(--c-line);background:#fff;color:var(--c-text);
  border-radius:999px;padding:7px 14px;font-size:13.5px;font-weight:500;cursor:pointer;
  transition:border-color .18s ease-out,color .18s ease-out,background .18s ease-out;
}
.lj-chip:hover{border-color:var(--c-primary);color:var(--c-primary-d);}
.lj-chip.is-on{background:rgba(15,169,143,.1);border-color:var(--c-primary);color:var(--c-primary-d);font-weight:600;}
.lj-pick-hint{
  margin-top:20px;background:#F7F6F3;border-left:3px solid var(--c-primary);
  border-radius:0 var(--r-sm) var(--r-sm) 0;padding:12px 14px;
  font-size:13px;line-height:1.7;color:var(--c-text);
}
.lj-pick-hint strong{color:var(--c-primary-d);}
.lj-filter-meta{margin-top:20px;display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.lj-filter-meta div{
  background:#FBFBF9;border:1px solid var(--c-line);border-radius:var(--r-sm);
  padding:12px 14px;
}
.lj-filter-meta span{display:block;font-size:12px;color:var(--c-muted);}
.lj-filter-meta strong{
  display:block;margin-top:4px;font-family:var(--font-num);font-size:20px;color:var(--c-ink);
  font-feature-settings:"tnum";letter-spacing:-.5px;
}
.lj-filter-card .lj-btn{margin-top:22px;}

/* ---------- 课程长列表 ---------- */
.lj-list-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:8px;}
.lj-list-head h2{font-size:26px;line-height:1.3;}
.lj-list-head p{font-size:14px;color:var(--c-muted);}
.lj-course{
  display:grid;grid-template-columns:240px 1fr;gap:24px;
  padding:26px 0;border-bottom:1px solid var(--c-line);
  transition:background .2s ease-out;
}
.lj-course:first-of-type{padding-top:22px;}
.lj-course-media{border-radius:var(--r-md);overflow:hidden;background:#EFEDE7;}
.lj-course-media img{width:100%;height:100%;aspect-ratio:3/2;object-fit:cover;transition:transform .35s ease-out;}
.lj-course:hover .lj-course-media img{transform:scale(1.03);}
.lj-course-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px;}
.lj-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:11px;font-weight:600;letter-spacing:.5px;
  color:var(--c-primary-d);background:rgba(15,169,143,.1);
  border-radius:999px;padding:4px 10px;
}
.lj-tag--accent{color:var(--c-accent);background:rgba(242,118,46,.12);}
.lj-tag--ink{color:#fff;background:var(--c-ink);}
.lj-course-age{font-size:12.5px;color:var(--c-muted);}
.lj-course h3{font-size:20px;line-height:1.4;}
.lj-course h3 a{color:var(--c-ink);}
.lj-course h3 a:hover{color:var(--c-primary-d);}
.lj-course p.summary{margin-top:8px;font-size:14px;line-height:1.85;color:var(--c-muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.lj-points{margin-top:14px;display:flex;flex-wrap:wrap;gap:10px 20px;}
.lj-points li{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text);}
.lj-points li i{color:var(--c-primary);font-size:11px;}
.lj-course-foot{margin-top:16px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;}
.lj-link-arrow{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--c-primary-d);
}
.lj-link-arrow i{font-size:12px;transition:transform .18s ease-out;}
.lj-link-arrow:hover i{transform:translateX(3px);}
.lj-course-meta{font-size:12.5px;color:var(--c-muted);}

/* ---------- 流程 ---------- */
.lj-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.lj-step{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px 24px;box-shadow:var(--sh-1);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.lj-step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,169,143,.3);}
.lj-step-no{
  font-family:var(--font-num);font-size:26px;font-weight:700;color:var(--c-accent);
  opacity:.85;letter-spacing:-1px;font-feature-settings:"tnum";
}
.lj-step h3{margin-top:10px;font-size:18px;}
.lj-step p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--c-muted);}

/* ---------- 数据条 ---------- */
.lj-stats{
  background:var(--c-ink);
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.035) 0 1px,transparent 1px 12px);
  border-radius:var(--r-lg);padding:44px 40px;
}
.lj-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.lj-stat{padding:6px 26px;border-left:1px solid rgba(255,255,255,.14);}
.lj-stat:first-child{border-left:0;padding-left:0;}
.lj-stat strong{
  display:block;font-family:var(--font-num);font-size:44px;line-height:1.1;
  color:var(--c-primary);font-feature-settings:"tnum";letter-spacing:-1px;
}
.lj-stat:nth-child(2) strong{color:var(--c-gold);}
.lj-stat span{display:block;margin-top:8px;font-size:14px;color:#A9B0BA;}
.lj-stats-note{margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);font-size:13px;color:#8A919C;}

/* ---------- FAQ ---------- */
.lj-faq .accordion-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
}
.lj-faq .accordion-item:last-child{margin-bottom:0;}
.lj-faq .accordion-button{
  background:#fff;color:var(--c-ink);font-size:17px;font-weight:600;line-height:1.5;
  padding:18px 20px;box-shadow:none;border-radius:var(--r-md);
}
.lj-faq .accordion-button:not(.collapsed){color:var(--c-primary-d);background:#fff;box-shadow:none;}
.lj-faq .accordion-button:focus{box-shadow:0 0 0 3px rgba(15,169,143,.15);border-radius:var(--r-md);}
.lj-faq .accordion-button::after{
  background-image:none !important;
  content:"+";width:24px;height:24px;flex:0 0 24px;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;line-height:1;color:var(--c-primary-d);
  background:rgba(15,169,143,.1);border-radius:50%;
  transform:none !important;transition:background .18s ease-out,color .18s ease-out;
}
.lj-faq .accordion-button:not(.collapsed)::after{content:"−";background:var(--c-primary);color:#fff;}
.lj-faq .accordion-body{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--c-muted);}

/* ---------- CTA ---------- */
.lj-cta{
  background:var(--c-ink);
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.04) 0 1px,transparent 1px 14px);
  border-radius:var(--r-lg);padding:48px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.lj-cta h2{color:#fff;font-size:28px;line-height:1.35;}
.lj-cta p{margin-top:10px;color:#A9B0BA;font-size:15px;max-width:620px;line-height:1.8;}
.lj-cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.lj-cta .lj-btn--outline{background:transparent;border-color:rgba(255,255,255,.28);color:#fff;}
.lj-cta .lj-btn--outline:hover{border-color:var(--c-primary);color:var(--c-primary);background:transparent;}

/* ---------- 页脚 ---------- */
.lj-footer{background:var(--c-ink);color:#C9CDD4;padding:88px 0 0;margin-top:0;}
.lj-footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;}
.lj-footer-logo{font-size:18px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:-.5px;}
.lj-footer p{font-size:14px;line-height:1.9;color:#A9B0BA;}
.lj-footer h4{font-size:14px;font-weight:600;letter-spacing:1px;color:#fff;margin-bottom:18px;}
.lj-footer-links{display:flex;flex-direction:column;gap:10px;}
.lj-footer-links a{font-size:14px;color:#A9B0BA;}
.lj-footer-links a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-primary);text-underline-offset:4px;}
.lj-footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#A9B0BA;margin-bottom:12px;line-height:1.7;}
.lj-footer-contact i{color:var(--c-primary);margin-top:5px;font-size:13px;}
.lj-footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:13px;color:#8A919C;
}
.lj-footer-meta{display:flex;flex-wrap:wrap;gap:20px;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .lj-pagehead h1{font-size:38px;}
  .lj-footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:991.98px){
  .lj-section{padding:64px 0;}
  .lj-section--tight{padding:48px 0 64px;}
  .lj-pagehead{padding:44px 0 40px;}
  .lj-pagehead-inner{grid-template-columns:1fr;gap:30px;}
  .lj-pagehead h1{font-size:32px;}
  .lj-pagehead-media{order:2;}
  .lj-pagehead-media img{aspect-ratio:16/9;}
  .lj-section-head h2{font-size:26px;}
  .lj-filter-card{position:static;}
  .lj-steps{grid-template-columns:repeat(2,1fr);}
  .lj-stats{padding:34px 26px;}
  .lj-stats-grid{grid-template-columns:repeat(2,1fr);row-gap:26px;}
  .lj-stat{padding:0 18px;}
  .lj-stat:nth-child(3){border-left:0;padding-left:0;}
  .lj-stat strong{font-size:34px;}
  .lj-cta{padding:36px 26px;}
  .lj-cta h2{font-size:23px;}
  .lj-footer{padding-top:64px;}
  .lj-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  .lj-course{grid-template-columns:1fr;gap:16px;padding:22px 0;}
  .lj-course-media img{aspect-ratio:16/9;}
  .lj-list-head h2{font-size:22px;}
  .lj-course h3{font-size:18px;}
}
@media (max-width:575.98px){
  .lj-section{padding:48px 0;}
  .lj-pagehead h1{font-size:27px;}
  .lj-pagehead-lead{font-size:15.5px;}
  .lj-pagehead-actions .lj-btn{width:100%;}
  .lj-steps{grid-template-columns:1fr;}
  .lj-stats-grid{grid-template-columns:1fr;row-gap:22px;}
  .lj-stat{border-left:0;padding:0;border-top:1px solid rgba(255,255,255,.14);padding-top:18px;}
  .lj-stat:first-child{border-top:0;padding-top:0;}
  .lj-filter-meta{grid-template-columns:1fr 1fr;}
  .lj-footer-grid{grid-template-columns:1fr;gap:28px;}
  .lj-cta-actions{width:100%;}
  .lj-cta-actions .lj-btn{width:100%;}
  .lj-footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category3 */
:root{
  --c-primary:#0FA98F;
  --c-primary-d:#0B8271;
  --c-accent:#F2762E;
  --c-gold:#F7C948;
  --c-ink:#16191E;
  --c-text:#2A2E35;
  --c-muted:#6B7280;
  --c-line:#E6E3DC;
  --c-bg:#F7F6F3;
  --c-surface:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --sh-1:0 1px 2px rgba(22,25,30,.05);
  --sh-2:0 6px 20px rgba(22,25,30,.08);
  --sh-3:0 18px 44px rgba(22,25,30,.12);

  --bs-primary:#0FA98F;
  --bs-primary-rgb:15,169,143;
  --bs-body-color:#2A2E35;
  --bs-body-bg:#F7F6F3;
  --bs-link-color:#0B8271;
  --bs-link-hover-color:#0FA98F;
  --bs-border-color:#E6E3DC;
  --bs-border-radius:12px;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:30px;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary-d);text-decoration:none;transition:color .18s ease-out;}
a:hover{color:var(--c-primary);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.5px;line-height:1.25;}
p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.lj-num{font-family:"DIN Alternate","Oswald",system-ui,sans-serif;font-feature-settings:"tnum";}

.container,.container-lg,.container-md,.container-sm,.container-xl{
  max-width:1200px;
  padding-left:24px;
  padding-right:24px;
  width:100%;
  margin-right:auto;
  margin-left:auto;
}
@media (max-width:767.98px){
  .container,.container-lg,.container-md,.container-sm,.container-xl{padding-left:16px;padding-right:16px;}
}

/* ================= 导航 ================= */
.lj-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease-out;
}
.lj-header.is-scrolled{box-shadow:var(--sh-2);}
.lj-nav{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:12px;
  height:76px;
  position:relative;
}
.lj-nav-list{
  display:flex;
  align-items:center;
  gap:6px;
}
.lj-nav-left{justify-content:flex-end;}
.lj-nav-right{justify-content:flex-start;}
.lj-nav-link{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--c-text);
  line-height:1.4;
  border-radius:var(--r-sm);
  transition:color .18s ease-out,background .18s ease-out;
}
.lj-nav-link::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease-out;
}
.lj-nav-link:hover{color:var(--c-primary);}
.lj-nav-link:hover::after{transform:scaleX(1);}
.lj-nav-link.is-active{color:var(--c-primary);font-weight:600;}
.lj-nav-link.is-active::after{transform:scaleX(1);}
.lj-logo{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:1px;
  padding:4px 10px;
  text-align:center;
  position:relative;
}
.lj-logo-main{
  display:inline-flex;
  align-items:center;
  font-size:22px;
  font-weight:700;
  color:var(--c-ink);
  letter-spacing:-.5px;
  line-height:1.2;
  position:relative;
  padding-left:12px;
}
.lj-logo-main::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  transform:translateY(-50%);
  width:3px;
  height:20px;
  border-radius:2px;
  background:var(--c-primary);
}
.lj-logo-hl{color:var(--c-primary);}
.lj-logo-sub{
  font-size:11px;
  letter-spacing:2px;
  color:var(--c-muted);
  line-height:1.4;
}
.lj-nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:40px;
  padding:0 20px;
  margin-left:6px;
  border-radius:12px;
  background:var(--c-primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  box-shadow:var(--sh-1);
  transition:background .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.lj-nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.lj-burger,.lj-tel-icon{display:none;}
.lj-burger{
  width:40px;height:40px;
  align-items:center;justify-content:center;
  border:1px solid var(--c-line);
  border-radius:10px;
  background:#fff;
  color:var(--c-ink);
  font-size:16px;
}
.lj-tel-icon{
  width:40px;height:40px;
  align-items:center;justify-content:center;
  border:1px solid var(--c-line);
  border-radius:10px;
  background:#fff;
  color:var(--c-primary);
  font-size:15px;
}
@media (max-width:991.98px){
  .lj-nav{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    height:64px;
    gap:0;
  }
  .lj-burger{display:flex;order:1;}
  .lj-logo{order:2;margin:0 auto;padding:0;}
  .lj-logo-main{font-size:19px;padding-left:10px;}
  .lj-logo-main::before{height:17px;width:3px;}
  .lj-logo-sub{font-size:10px;letter-spacing:1.6px;}
  .lj-tel-icon{display:flex;order:3;}
  .lj-nav-left{order:4;}
  .lj-nav-right{order:5;}
  .lj-nav-list{
    display:none;
    width:100%;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:8px 0 0;
  }
  .lj-nav.is-open .lj-nav-list{display:flex;}
  .lj-nav.is-open{height:auto;padding-bottom:16px;}
  .lj-nav.is-open .lj-logo,.lj-nav.is-open .lj-burger,.lj-nav.is-open .lj-tel-icon{margin-bottom:8px;}
  .lj-nav-link{
    display:block;
    padding:0 4px;
    line-height:44px;
    font-size:15px;
    border-radius:0;
    border-bottom:1px solid var(--c-line);
  }
  .lj-nav-link::after{display:none;}
  .lj-nav-link.is-active{color:var(--c-primary);}
  .lj-nav-cta{
    display:flex;
    width:100%;
    height:44px;
    margin:14px 0 0;
    font-size:15px;
  }
}

/* ================= 通用板块 ================= */
.lj-section{padding:88px 0;}
.lj-section-alt{background:#fff;}
.lj-section-head{max-width:760px;margin-bottom:44px;}
.lj-section-head.is-center{margin-left:auto;margin-right:auto;text-align:center;}
.lj-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  letter-spacing:1px;
  color:var(--c-primary);
  margin-bottom:12px;
}
.lj-eyebrow::before{
  content:"";
  width:3px;
  height:14px;
  border-radius:2px;
  background:var(--c-primary);
}
.lj-section-head h2{font-size:32px;line-height:42px;margin-bottom:14px;}
.lj-section-head p{font-size:17px;line-height:28px;color:var(--c-muted);}
.lj-h2-sm{font-size:24px;line-height:34px;}
@media (max-width:991.98px){
  .lj-section{padding:64px 0;}
  .lj-section-head{margin-bottom:32px;}
  .lj-section-head h2{font-size:26px;line-height:36px;}
  .lj-section-head p{font-size:16px;line-height:28px;}
}
@media (max-width:575.98px){
  .lj-section{padding:48px 0;}
  .lj-section-head h2{font-size:24px;line-height:34px;}
}

/* ================= 按钮 ================= */
.lj-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:12px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .18s ease-out,color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.lj-btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.lj-btn-primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.lj-btn-outline{background:#fff;border-color:var(--c-primary);color:var(--c-primary);}
.lj-btn-outline:hover{background:rgba(15,169,143,.08);color:var(--c-primary-d);transform:translateY(-1px);}
.lj-btn-ghost{background:#fff;border-color:var(--c-line);color:var(--c-ink);}
.lj-btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px);box-shadow:var(--sh-1);}
.lj-btn-accent{background:transparent;border-color:var(--c-accent);color:var(--c-accent);}
.lj-btn-accent:hover{background:rgba(242,118,46,.1);color:var(--c-accent);transform:translateY(-1px);}
.lj-btn-sm{height:38px;padding:0 16px;font-size:14px;}
.lj-btn-block{width:100%;}

/* ================= 标签/徽章 ================= */
.lj-tag{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:999px;
  font-size:11px;
  font-weight:600;
  letter-spacing:.3px;
  background:rgba(15,169,143,.1);
  color:var(--c-primary-d);
  line-height:1;
}
.lj-tag-accent{background:rgba(242,118,46,.12);color:#C85A1C;}
.lj-tag-gold{background:rgba(247,201,72,.18);color:#8A6A08;}

/* ================= 页头 ================= */
.lj-pagehead{
  background:linear-gradient(180deg,#FFFFFF 0%,#F7F6F3 100%);
  border-bottom:1px solid var(--c-line);
  padding:66px 0 60px;
  position:relative;
  overflow:hidden;
}
.lj-pagehead-grid{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:56px;
  align-items:center;
}
.lj-pagehead h1{
  font-size:44px;
  line-height:52px;
  font-weight:800;
  margin:14px 0 18px;
}
.lj-pagehead h1 span{color:var(--c-primary);}
.lj-pagehead-lead{
  font-size:17px;
  line-height:28px;
  color:var(--c-muted);
  max-width:560px;
}
.lj-pagehead-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}
.lj-pagehead-figure{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-3);
  aspect-ratio:4/3;
  background:var(--c-ink);
}
.lj-pagehead-figure img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s ease-out;
}
.lj-pagehead-figure:hover img{transform:scale(1.03);}
.lj-pagehead-figure::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(22,25,30,0) 40%,rgba(22,25,30,.55) 100%);
  pointer-events:none;
}
.lj-figure-caption{
  position:absolute;
  left:20px;
  right:20px;
  bottom:18px;
  z-index:2;
  color:#fff;
  font-size:13px;
  line-height:20px;
  display:flex;
  align-items:center;
  gap:8px;
}
.lj-figure-caption i{color:var(--c-gold);}
@media (max-width:991.98px){
  .lj-pagehead{padding:48px 0 44px;}
  .lj-pagehead-grid{grid-template-columns:1fr;gap:32px;}
  .lj-pagehead h1{font-size:32px;line-height:42px;margin:12px 0 14px;}
  .lj-pagehead-lead{font-size:16px;line-height:28px;}
  .lj-pagehead-figure{order:2;}
}
@media (max-width:575.98px){
  .lj-pagehead h1{font-size:28px;line-height:38px;}
  .lj-pagehead-actions .lj-btn{flex:1 1 100%;}
}

/* 面包屑 */
.lj-crumbs-wrap{padding-top:24px;background:var(--c-bg);}
.lj-crumbs{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  line-height:20px;
  color:var(--c-muted);
}
.lj-crumbs a{color:var(--c-muted);}
.lj-crumbs a:hover{color:var(--c-primary);}
.lj-crumbs span.sep{color:#C9C5BD;}
.lj-crumbs .is-current{color:var(--c-text);font-weight:500;}

/* ================= 画册式两列 ================= */
.lj-gallery{
  display:grid;
  grid-template-columns:1.12fr 1fr;
  gap:24px;
  align-items:stretch;
}
.lj-gallery-main{
  display:flex;
  flex-direction:column;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:box-shadow .18s ease-out,transform .18s ease-out,border-color .18s ease-out;
}
.lj-gallery-main:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:rgba(15,169,143,.3);}
.lj-gallery-main .lj-figure{
  aspect-ratio:4/3;
  overflow:hidden;
  background:var(--c-ink);
}
.lj-gallery-main .lj-figure img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s ease-out;
}
.lj-gallery-main:hover .lj-figure img{transform:scale(1.03);}
.lj-gallery-main .lj-body{padding:24px 26px 26px;}
.lj-gallery-main h3{font-size:22px;line-height:32px;margin:12px 0 10px;}
.lj-gallery-main p{font-size:15px;line-height:26px;color:var(--c-muted);}
.lj-gallery-side{
  display:grid;
  grid-template-rows:1fr 1fr;
  gap:24px;
}
.lj-mini-card{
  display:grid;
  grid-template-columns:200px 1fr;
  gap:0;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:box-shadow .18s ease-out,transform .18s ease-out,border-color .18s ease-out;
}
.lj-mini-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:rgba(15,169,143,.3);}
.lj-mini-card .lj-figure{
  overflow:hidden;
  background:var(--c-ink);
  min-height:170px;
}
.lj-mini-card .lj-figure img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out;}
.lj-mini-card:hover .lj-figure img{transform:scale(1.03);}
.lj-mini-card .lj-body{padding:20px 22px;display:flex;flex-direction:column;justify-content:center;}
.lj-mini-card h3{font-size:18px;line-height:28px;margin:8px 0 8px;}
.lj-mini-card p{font-size:14px;line-height:24px;color:var(--c-muted);}
.lj-link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:14px;
  font-size:14px;
  font-weight:600;
  color:var(--c-primary);
}
.lj-link-arrow i{transition:transform .18s ease-out;font-size:12px;}
.lj-link-arrow:hover{color:var(--c-primary-d);}
.lj-link-arrow:hover i{transform:translateX(3px);}
@media (max-width:991.98px){
  .lj-gallery{grid-template-columns:1fr;}
  .lj-mini-card{grid-template-columns:160px 1fr;}
}
@media (max-width:575.98px){
  .lj-mini-card{grid-template-columns:120px 1fr;}
  .lj-mini-card .lj-body{padding:16px;}
  .lj-gallery-main .lj-body{padding:20px;}
}

/* ================= 编号列表 ================= */
.lj-numbered{
  display:grid;
  gap:0;
  border-top:1px solid var(--c-line);
}
.lj-numbered-item{
  display:grid;
  grid-template-columns:96px 1fr auto;
  gap:24px;
  align-items:center;
  padding:30px 8px;
  border-bottom:1px solid var(--c-line);
  transition:background .18s ease-out,padding-left .18s ease-out;
}
.lj-numbered-item:hover{background:#fff;padding-left:16px;}
.lj-num-badge{
  font-size:28px;
  font-weight:800;
  line-height:1;
  color:var(--c-accent);
  opacity:.55;
  letter-spacing:-1px;
}
.lj-numbered-item h3{font-size:20px;line-height:30px;margin-bottom:6px;}
.lj-numbered-item p{font-size:15px;line-height:26px;color:var(--c-muted);max-width:720px;}
.lj-numbered-item .lj-item-arrow{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);
  border-radius:50%;
  color:var(--c-primary);
  font-size:13px;
  background:#fff;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out;
}
.lj-numbered-item:hover .lj-item-arrow{background:var(--c-primary);color:#fff;border-color:var(--c-primary);}
@media (max-width:767.98px){
  .lj-numbered-item{grid-template-columns:56px 1fr;gap:16px;padding:24px 0;}
  .lj-num-badge{font-size:22px;}
  .lj-numbered-item .lj-item-arrow{display:none;}
}

/* ================= 状态条（深墨） ================= */
.lj-status-band{
  background:var(--c-ink);
  color:#fff;
  padding:44px 0;
  position:relative;
  overflow:hidden;
}
.lj-status-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.03) 0 1px,transparent 1px 10px);
  pointer-events:none;
}
.lj-status-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  position:relative;
}
.lj-status-item{
  padding:6px 24px;
  border-left:1px solid rgba(255,255,255,.12);
}
.lj-status-item:first-child{border-left:0;padding-left:0;}
.lj-status-item .lj-status-label{
  font-size:13px;
  line-height:20px;
  color:rgba(255,255,255,.6);
  letter-spacing:.5px;
  margin-bottom:8px;
}
.lj-status-item .lj-status-value{
  font-size:20px;
  line-height:30px;
  font-weight:700;
  color:#fff;
}
.lj-status-item .lj-status-value em{
  font-style:normal;
  color:var(--c-primary);
  font-family:"DIN Alternate","Oswald",system-ui,sans-serif;
  font-feature-settings:"tnum";
}
.lj-status-item .lj-status-value .dot{
  display:inline-block;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--c-gold);
  margin-right:8px;
  vertical-align:middle;
}
@media (max-width:991.98px){
  .lj-status-grid{grid-template-columns:repeat(2,1fr);row-gap:28px;}
  .lj-status-item:nth-child(3){border-left:0;padding-left:0;}
}
@media (max-width:575.98px){
  .lj-status-item{padding-left:16px;}
  .lj-status-item .lj-status-value{font-size:17px;line-height:26px;}
}

/* ================= FAQ ================= */
.lj-faq .accordion-item{
  background:#fff;
  border:1px solid var(--c-line);
  border-left:3px solid var(--c-primary);
  border-radius:var(--r-md)!important;
  margin-bottom:16px;
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.lj-faq .accordion-item:last-child{margin-bottom:0;}
.lj-faq .accordion-button{
  padding:18px 22px;
  font-size:17px;
  font-weight:600;
  color:var(--c-ink);
  background:#fff;
  box-shadow:none!important;
  border-radius:0!important;
  transition:color .18s ease-out;
}
.lj-faq .accordion-button:not(.collapsed){color:var(--c-primary);background:#fff;}
.lj-faq .accordion-button:focus{box-shadow:none!important;outline:none;border-color:transparent;}
.lj-faq .accordion-button::after{
  content:"+";
  background-image:none!important;
  width:auto;
  height:auto;
  font-size:22px;
  line-height:1;
  font-weight:500;
  color:var(--c-primary);
  transform:none;
  transition:transform .2s ease-out;
  display:flex;
  align-items:center;
  justify-content:center;
}
.lj-faq .accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg);}
.lj-faq .accordion-body{
  padding:0 22px 20px;
  font-size:15px;
  line-height:26px;
  color:var(--c-muted);
}

/* ================= CTA 通栏 ================= */
.lj-cta-band{
  background:var(--c-primary);
  border-radius:var(--r-lg);
  padding:48px 52px;
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  box-shadow:var(--sh-3);
}
.lj-cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.07) 0 1px,transparent 1px 12px);
  pointer-events:none;
}
.lj-cta-band h2{
  color:#fff;
  font-size:30px;
  line-height:40px;
  margin-bottom:10px;
  position:relative;
}
.lj-cta-band p{
  color:rgba(255,255,255,.88);
  font-size:16px;
  line-height:28px;
  max-width:600px;
  position:relative;
}
.lj-cta-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  position:relative;
}
.lj-cta-actions .lj-btn-primary{background:#fff;color:var(--c-primary-d);}
.lj-cta-actions .lj-btn-primary:hover{background:#F2FBF9;color:var(--c-primary-d);}
.lj-cta-actions .lj-btn-accent{border-color:rgba(255,255,255,.55);color:#fff;}
.lj-cta-actions .lj-btn-accent:hover{background:rgba(255,255,255,.12);color:#fff;}
@media (max-width:991.98px){
  .lj-cta-band{padding:36px 28px;}
  .lj-cta-band h2{font-size:24px;line-height:34px;}
}
@media (max-width:575.98px){
  .lj-cta-actions{width:100%;}
  .lj-cta-actions .lj-btn{flex:1 1 100%;}
}

/* ================= 页脚 ================= */
.lj-footer{
  background:var(--c-ink);
  color:#fff;
  padding-top:88px;
  margin-top:88px;
}
.lj-footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:52px;
}
.lj-footer-logo{
  font-size:20px;
  font-weight:700;
  letter-spacing:-.4px;
  margin-bottom:16px;
}
.lj-footer-logo .lj-logo-hl{color:var(--c-primary);}
.lj-footer p{
  font-size:14px;
  line-height:26px;
  color:rgba(255,255,255,.62);
  max-width:340px;
}
.lj-footer h4{
  font-size:14px;
  font-weight:600;
  letter-spacing:1px;
  color:rgba(255,255,255,.55);
  margin-bottom:18px;
}
.lj-footer-links{display:flex;flex-direction:column;gap:2px;}
.lj-footer-links a{
  font-size:14px;
  line-height:32px;
  color:rgba(255,255,255,.72);
  width:fit-content;
  border-bottom:1px solid transparent;
  transition:color .18s ease-out,border-color .18s ease-out;
}
.lj-footer-links a:hover{color:#fff;border-bottom-color:var(--c-primary);}
.lj-footer-contact{display:flex;flex-direction:column;gap:10px;}
.lj-footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  line-height:24px;
  color:rgba(255,255,255,.72);
}
.lj-footer-contact i{color:var(--c-primary);margin-top:5px;font-size:13px;}
.lj-footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.5);
}
.lj-footer-meta{display:flex;gap:20px;flex-wrap:wrap;}
@media (max-width:991.98px){
  .lj-footer{padding-top:64px;margin-top:64px;}
  .lj-footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding-bottom:36px;}
}
@media (max-width:575.98px){
  .lj-footer{padding-top:48px;margin-top:48px;}
  .lj-footer-grid{grid-template-columns:1fr;gap:28px;}
  .lj-footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category4 */
:root{
  --c-primary:#0FA98F;
  --c-primary-d:#0B8271;
  --c-accent:#F2762E;
  --c-gold:#F7C948;
  --c-ink:#16191E;
  --c-text:#2A2E35;
  --c-muted:#6B7280;
  --c-line:#E6E3DC;
  --c-bg:#F7F6F3;
  --c-surface:#FFFFFF;
  --c-danger:#D93B31;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --sh-1:0 1px 2px rgba(22,25,30,.05);
  --sh-2:0 6px 20px rgba(22,25,30,.08);
  --sh-3:0 18px 44px rgba(22,25,30,.12);
  --num:"DIN Alternate","Oswald",system-ui,sans-serif;

  --bs-primary:#0FA98F;
  --bs-body-color:#2A2E35;
  --bs-body-bg:#F7F6F3;
  --bs-border-color:#E6E3DC;
  --bs-border-radius:16px;
  --bs-link-color:#0FA98F;
  --bs-link-hover-color:#0B8271;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --bs-accordion-btn-focus-box-shadow:0 0 0 3px rgba(15,169,143,.15);
  --bs-accordion-active-color:#0FA98F;
  --bs-accordion-active-bg:#FFFFFF;
  --bs-accordion-btn-color:#16191E;
  --bs-accordion-bg:#FFFFFF;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.875;
  color:var(--c-text);
  background:var(--c-bg);
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;}
a:hover{color:var(--c-primary-d);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.5px;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){
  .container{max-width:1240px;}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px;}
}

/* ---------- 按钮 ---------- */
.lj-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  height:44px;
  padding:0 24px;
  border-radius:12px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  transition:background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
  text-decoration:none;
}
.lj-btn i{font-size:13px;transition:transform .18s ease-out;}
.lj-btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.lj-btn-primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.lj-btn-ghost{background:#fff;border-color:var(--c-primary);color:var(--c-primary);}
.lj-btn-ghost:hover{background:rgba(15,169,143,.08);color:var(--c-primary-d);}
.lj-btn-neutral{background:#fff;border-color:var(--c-line);color:var(--c-ink);}
.lj-btn-neutral:hover{border-color:var(--c-primary);color:var(--c-primary);}
.lj-btn-sm{height:38px;padding:0 16px;font-size:14px;}
.lj-btn-white{background:#fff;color:var(--c-ink);}
.lj-btn-white:hover{background:var(--c-gold);color:var(--c-ink);transform:translateY(-1px);}
.lj-link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--c-primary);}
.lj-link-arrow i{font-size:12px;transition:transform .18s ease-out;}
.lj-link-arrow:hover i{transform:translateX(3px);}

/* ---------- 标签 / 徽章 ---------- */
.lj-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  font-size:11px;
  font-weight:600;
  letter-spacing:.4px;
  line-height:1.7;
  background:rgba(15,169,143,.10);
  color:var(--c-primary);
}
.lj-tag-accent{background:rgba(242,118,46,.12);color:var(--c-accent);}
.lj-tag-gold{background:rgba(247,201,72,.18);color:#8a6a05;}

/* ---------- 头部导航 ---------- */
.lj-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease-out;
}
.lj-header.is-scrolled{box-shadow:var(--sh-2);}
.lj-nav{
  position:relative;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
  height:78px;
}
.lj-nav-list{display:flex;align-items:center;gap:28px;}
.lj-nav-left{justify-content:flex-start;}
.lj-nav-right{justify-content:flex-end;}
.lj-nav-link{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  font-weight:500;
  color:var(--c-text);
  transition:color .18s ease-out;
}
.lj-nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-8px;
  height:2px;
  background:var(--c-primary);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .18s ease-out;
}
.lj-nav-link:hover{color:var(--c-primary);}
.lj-nav-link:hover::after{transform:scaleX(1);}
.lj-nav-link.is-active{color:var(--c-primary);font-weight:600;}
.lj-nav-link.is-active::after{transform:scaleX(1);}
.lj-nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:40px;
  padding:0 20px;
  border-radius:12px;
  background:var(--c-primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  transition:background-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.lj-nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.lj-logo{
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-self:center;
  padding-left:16px;
  line-height:1.1;
}
.lj-logo::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:3px;
  border-radius:2px;
  background:var(--c-primary);
}
.lj-logo-main{font-size:22px;font-weight:700;color:var(--c-ink);letter-spacing:-.5px;}
.lj-logo-hl{color:var(--c-primary);}
.lj-logo-sub{font-size:11px;letter-spacing:2px;color:var(--c-muted);margin-top:3px;}
.lj-burger,.lj-tel-icon{display:none;}

/* ---------- 页头 ---------- */
.lj-pagehead{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  padding:52px 0 56px;
}
.lj-crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--c-muted);
  margin-bottom:24px;
}
.lj-crumb a{color:var(--c-muted);}
.lj-crumb a:hover{color:var(--c-primary);}
.lj-crumb .sep{color:#c8c4bb;}
.lj-crumb .current{color:var(--c-text);}
.lj-pagehead-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:center;
}
.lj-h1{
  font-size:44px;
  line-height:1.18;
  font-weight:800;
  letter-spacing:-.5px;
  color:var(--c-ink);
  margin-bottom:18px;
}
.lj-lead{
  font-size:17px;
  line-height:1.75;
  color:var(--c-muted);
  max-width:600px;
  margin-bottom:20px;
}
.lj-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px;}
.lj-pagehead-media{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  aspect-ratio:16/10;
  box-shadow:var(--sh-3);
}
.lj-pagehead-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out;}
.lj-pagehead-media:hover img{transform:scale(1.03);}
.lj-pagehead-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(22,25,30,0) 35%,rgba(22,25,30,.72) 100%);
}
.lj-media-caption{
  position:absolute;
  left:20px;right:20px;bottom:18px;
  z-index:2;
  color:#fff;
  font-size:14px;
  font-weight:600;
  display:flex;
  align-items:center;
  gap:8px;
}
.lj-media-caption i{color:var(--c-gold);}

/* ---------- 通用板块 ---------- */
.lj-section{padding:88px 0;}
.lj-section-tight{padding:64px 0;}
.lj-sec-head{margin-bottom:44px;}
.lj-sec-title{
  position:relative;
  padding-left:16px;
  font-size:32px;
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.5px;
}
.lj-sec-title::before{
  content:"";
  position:absolute;
  left:0;top:8px;bottom:8px;
  width:3px;
  border-radius:2px;
  background:var(--c-primary);
}
.lj-sec-desc{margin-top:14px;padding-left:16px;font-size:16px;line-height:1.8;color:var(--c-muted);max-width:720px;}

/* ---------- 时间轴 ---------- */
.lj-timeline{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:56px 48px;
}
.lj-year{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:6px 16px;
  border-radius:999px;
  background:rgba(15,169,143,.08);
  color:var(--c-primary);
  font-family:var(--num);
  font-size:16px;
  font-weight:700;
  letter-spacing:.5px;
  margin-bottom:28px;
}
.lj-year::before{
  content:"";
  width:8px;height:8px;
  border-radius:50%;
  background:var(--c-accent);
}
.lj-tl-item{
  position:relative;
  padding:0 0 32px 32px;
  border-left:1px solid var(--c-line);
}
.lj-tl-item:last-child{padding-bottom:0;}
.lj-tl-item::before{
  content:"";
  position:absolute;
  left:-6.5px;top:8px;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--c-primary);
  box-shadow:0 0 0 4px rgba(15,169,143,.12);
}
.lj-tl-card{
  display:flex;
  align-items:flex-start;
  gap:18px;
  padding:20px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.lj-tl-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--sh-2);
  border-color:rgba(15,169,143,.3);
}
.lj-tl-body{flex:1 1 auto;min-width:0;}
.lj-tl-date{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-family:var(--num);
  font-size:13px;
  font-weight:600;
  color:var(--c-accent);
  letter-spacing:.5px;
  margin-bottom:8px;
}
.lj-tl-title{font-size:18px;line-height:1.55;font-weight:700;margin-bottom:8px;}
.lj-tl-title a{color:inherit;}
.lj-tl-title a:hover{color:var(--c-primary);}
.lj-tl-text{font-size:14px;line-height:1.72;color:var(--c-muted);margin:0;}
.lj-tl-thumb{
  flex:0 0 96px;
  width:96px;height:72px;
  border-radius:12px;
  overflow:hidden;
  background:var(--c-bg);
}
.lj-tl-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.lj-tl-card:hover .lj-tl-thumb img{transform:scale(1.04);}

/* ---------- 数据条 ---------- */
.lj-stats{
  position:relative;
  overflow:hidden;
  background:var(--c-ink);
  padding:56px 0;
  color:#fff;
}
.lj-stats::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.035) 0 1px,transparent 1px 12px);
  pointer-events:none;
}
.lj-stats-grid{
  position:relative;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
}
.lj-stat{
  padding:4px 24px;
  border-right:1px solid rgba(255,255,255,.12);
}
.lj-stat:last-child{border-right:0;}
.lj-stat-num{
  font-family:var(--num);
  font-feature-settings:"tnum";
  font-size:44px;
  line-height:1.1;
  font-weight:700;
  color:var(--c-primary);
  letter-spacing:-1px;
}
.lj-stat:nth-child(2) .lj-stat-num{color:var(--c-gold);}
.lj-stat-num span{font-size:16px;font-weight:600;margin-left:6px;letter-spacing:0;color:rgba(255,255,255,.8);}
.lj-stat-label{margin-top:10px;font-size:14px;line-height:1.6;color:rgba(255,255,255,.68);}

/* ---------- 推进节奏列表 ---------- */
.lj-steps{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:28px 48px;
}
.lj-step{
  position:relative;
  padding:26px 26px 26px 92px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  transition:box-shadow .18s ease-out,border-color .18s ease-out;
}
.lj-step:hover{box-shadow:var(--sh-2);border-color:rgba(15,169,143,.3);}
.lj-step-num{
  position:absolute;
  left:26px;top:24px;
  font-family:var(--num);
  font-feature-settings:"tnum";
  font-size:28px;
  line-height:1;
  font-weight:700;
  color:rgba(242,118,46,.75);
}
.lj-step h3{font-size:18px;line-height:1.6;margin-bottom:8px;}
.lj-step p{font-size:14px;line-height:1.75;color:var(--c-muted);}

/* ---------- FAQ ---------- */
.lj-faq .accordion-item{
  background:var(--c-surface);
  border:0;
  border-left:3px solid var(--c-primary);
  border-radius:var(--r-sm);
  margin-bottom:16px;
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:box-shadow .18s ease-out;
}
.lj-faq .accordion-item:hover{box-shadow:var(--sh-2);}
.lj-faq .accordion-button{
  padding:18px;
  font-size:17px;
  font-weight:600;
  line-height:1.6;
  color:var(--c-ink);
  background:var(--c-surface);
  box-shadow:none;
  border-radius:0;
}
.lj-faq .accordion-button::after{
  content:"+";
  background-image:none;
  width:auto;height:auto;
  font-size:22px;
  line-height:1;
  font-weight:400;
  color:var(--c-primary);
  transform:none;
  transition:color .18s ease-out;
}
.lj-faq .accordion-button:not(.collapsed){
  color:var(--c-primary);
  background:var(--c-surface);
  box-shadow:none;
}
.lj-faq .accordion-button:not(.collapsed)::after{
  content:"−";
  transform:none;
  color:var(--c-primary);
}
.lj-faq .accordion-button:focus{box-shadow:0 0 0 3px rgba(15,169,143,.15);z-index:2;}
.lj-faq .accordion-body{
  padding:0 18px 20px;
  font-size:15px;
  line-height:1.75;
  color:var(--c-muted);
}

/* ---------- CTA ---------- */
.lj-cta-wrap{padding:0 0 88px;}
.lj-cta{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:40px 44px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-left:4px solid var(--c-accent);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-2);
  overflow:hidden;
}
.lj-cta::after{
  content:"";
  position:absolute;
  right:-40px;top:-40px;
  width:180px;height:180px;
  border-radius:50%;
  background:rgba(15,169,143,.06);
  pointer-events:none;
}
.lj-cta h2{font-size:28px;line-height:1.4;margin-bottom:10px;}
.lj-cta p{font-size:15px;line-height:1.75;color:var(--c-muted);max-width:620px;}
.lj-cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex-shrink:0;position:relative;z-index:1;}

/* ---------- 页脚 ---------- */
.lj-footer{
  background:var(--c-ink);
  color:rgba(255,255,255,.72);
  padding-top:88px;
}
.lj-footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:56px;
}
.lj-footer-logo{
  font-size:20px;
  font-weight:700;
  color:#fff;
  letter-spacing:-.5px;
  margin-bottom:16px;
}
.lj-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);}
.lj-footer h4{
  font-size:14px;
  font-weight:600;
  letter-spacing:1px;
  color:rgba(255,255,255,.55);
  margin-bottom:18px;
}
.lj-footer-links{display:flex;flex-direction:column;gap:6px;}
.lj-footer-links a{
  font-size:14px;
  line-height:2.2;
  color:rgba(255,255,255,.72);
  transition:color .18s ease-out;
}
.lj-footer-links a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-primary);text-underline-offset:4px;}
.lj-footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  line-height:2.1;
  color:rgba(255,255,255,.72);
}
.lj-footer-contact i{color:var(--c-primary);font-size:13px;margin-top:6px;}
.lj-footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:22px 0 28px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:rgba(255,255,255,.5);
}
.lj-footer-meta{display:flex;flex-wrap:wrap;gap:20px;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .lj-pagehead-grid{gap:36px;}
  .lj-h1{font-size:38px;}
  .lj-footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:991.98px){
  .lj-nav{
    grid-template-columns:44px 1fr 44px;
    height:64px;
    gap:12px;
  }
  .lj-burger,.lj-tel-icon{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:40px;height:40px;
    border:1px solid var(--c-line);
    border-radius:var(--r-sm);
    background:#fff;
    color:var(--c-ink);
    font-size:16px;
    cursor:pointer;
    transition:color .18s ease-out,border-color .18s ease-out;
  }
  .lj-burger:hover,.lj-tel-icon:hover{color:var(--c-primary);border-color:var(--c-primary);}
  .lj-burger{justify-self:start;}
  .lj-tel-icon{justify-self:end;}
  .lj-logo{grid-column:2;justify-self:center;padding-left:12px;}
  .lj-logo-main{font-size:19px;}
  .lj-logo-sub{font-size:10px;letter-spacing:1.5px;}
  .lj-nav-list{
    display:none;
    position:absolute;
    left:0;right:0;top:100%;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:8px 16px 18px;
    background:#fff;
    border-bottom:1px solid var(--c-line);
    box-shadow:var(--sh-2);
    transition:opacity .2s ease-out;
  }
  .lj-nav.is-open .lj-nav-list{display:flex;}
  .lj-nav-left,.lj-nav-right{justify-content:flex-start;}
  .lj-nav-list li{width:100%;}
  .lj-nav-link{display:block;padding:12px 4px;border-bottom:1px solid var(--c-line);}
  .lj-nav-link::after{display:none;}
  .lj-nav-list li:last-child .lj-nav-cta{margin-top:14px;}
  .lj-nav-cta{display:flex;width:100%;height:44px;}

  .lj-pagehead{padding:36px 0 44px;}
  .lj-pagehead-grid{grid-template-columns:1fr;gap:32px;}
  .lj-h1{font-size:32px;line-height:1.25;}
  .lj-lead{font-size:16px;}
  .lj-pagehead-media{aspect-ratio:16/9;}
  .lj-section{padding:64px 0;}
  .lj-section-tight{padding:52px 0;}
  .lj-sec-head{margin-bottom:32px;}
  .lj-sec-title{font-size:26px;}
  .lj-timeline{grid-template-columns:1fr;gap:44px;}
  .lj-tl-item{padding-left:24px;}
  .lj-stats-grid{grid-template-columns:1fr 1fr;gap:28px 0;}
  .lj-stat{padding:0 20px;}
  .lj-stat:nth-child(2){border-right:0;}
  .lj-stat-num{font-size:36px;}
  .lj-steps{grid-template-columns:1fr;gap:20px;}
  .lj-cta-wrap{padding-bottom:64px;}
  .lj-cta{flex-direction:column;align-items:flex-start;padding:32px 28px;gap:24px;}
  .lj-cta h2{font-size:24px;}
  .lj-footer{padding-top:64px;}
}
@media (max-width:575.98px){
  body{font-size:15px;}
  .lj-h1{font-size:28px;}
  .lj-lead{font-size:15px;line-height:1.8;}
  .lj-sec-title{font-size:23px;}
  .lj-tl-card{flex-direction:column-reverse;gap:14px;}
  .lj-tl-thumb{width:100%;height:150px;flex:0 0 auto;}
  .lj-tl-title{font-size:17px;}
  .lj-stat-num{font-size:32px;}
  .lj-stat{padding:0 16px;}
  .lj-step{padding:22px 20px 22px 20px;}
  .lj-step-num{position:static;display:block;margin-bottom:10px;}
  .lj-footer-grid{grid-template-columns:1fr;gap:32px;}
  .lj-footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .lj-cta{padding:26px 22px;}
  .lj-cta-actions{width:100%;}
  .lj-cta-actions .lj-btn{width:100%;}
}