/* roulang page: index */
:root{
  --c-primary:#12776A;
  --c-primary-d:#0D5C52;
  --c-primary-l:#E6F2EF;
  --c-accent:#E0873C;
  --c-accent-d:#C96B24;
  --c-success:#2E8B6B;
  --c-warn:#C96B24;
  --c-error:#C0453C;
  --bg:#FAF7F2;
  --bg-2:#F1EDE6;
  --card:#FFFFFF;
  --t1:#1B2422;
  --t2:#5A6764;
  --t3:#8A9694;
  --t-inv:#F7FBFA;
  --line:rgba(20,33,31,.10);
  --line-strong:rgba(18,119,106,.28);
  --r-pill:999px;
  --r-card:16px;
  --r-block:24px;
  --r-input:12px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(20,33,31,.05), 0 10px 26px -14px rgba(20,33,31,.16);
  --sh-2:0 6px 14px rgba(20,33,31,.08), 0 20px 40px -18px rgba(18,119,106,.28);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --sec-y:88px;
  --container:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:28px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),transform var(--ease)}
a:hover{color:var(--c-primary-d)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button{font-family:inherit}
input,select,textarea{font-family:inherit;font-size:16px}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1280px}}
.num{font-variant-numeric:tabular-nums;font-weight:700}
section{position:relative}
.sec{padding:var(--sec-y) 0}
.sec-alt{background:var(--bg-2)}
.sec-tight{padding-top:56px}

/* ---------- header / nav ---------- */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:1040}
.nav-shell{max-width:var(--container);margin:0 auto;padding:0 24px}
@media (min-width:1400px){.nav-shell{max-width:1280px}}
.nav-inner{
  height:64px;display:flex;align-items:center;gap:16px;
  padding:0 12px 0 18px;
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid rgba(18,119,106,.14);
  border-radius:var(--r-pill);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled .nav-inner{box-shadow:var(--sh-1)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--t1);font-weight:800;font-size:17px;letter-spacing:0}
.brand:hover{color:var(--c-primary-d)}
.brand-mark{width:32px;height:32px;flex:0 0 32px}
.brand-mark svg{display:block;width:100%;height:100%}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  display:inline-flex;align-items:center;height:40px;padding:0 14px;
  border-radius:var(--r-pill);color:var(--t2);font-size:15px;font-weight:500;white-space:nowrap;
}
.nav-link:hover{background:rgba(18,119,106,.08);color:var(--c-primary-d)}
.nav-link.active{background:rgba(18,119,106,.12);color:var(--c-primary);font-weight:600}
.nav-cta{margin-left:8px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;margin-left:auto;border:1px solid var(--line);
  background:#fff;border-radius:var(--r-pill);align-items:center;justify-content:center;gap:4px;flex-direction:column;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--t1);border-radius:2px}
.mobile-panel{
  display:none;margin-top:10px;padding:12px;background:#fff;border:1px solid var(--line);
  border-radius:20px;box-shadow:var(--sh-1);
}
.mobile-panel.is-open{display:block}
.mobile-panel a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:14px;
  color:var(--t1);font-size:16px;font-weight:500;
}
.mobile-panel a:hover{background:var(--c-primary-l);color:var(--c-primary-d)}
.mobile-panel a.active{background:rgba(18,119,106,.12);color:var(--c-primary);font-weight:600}
.mobile-panel .m-cta{margin-top:8px;justify-content:center;background:var(--c-accent);color:#1B2422;font-weight:600}
.mobile-panel .m-cta:hover{background:var(--c-accent-d);color:#1B2422}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);font-size:16px;font-weight:600;
  border:1.5px solid transparent;cursor:pointer;transition:all var(--ease);white-space:nowrap;
}
.btn-sm{height:40px;padding:0 20px;font-size:15px}
.btn-primary{background:var(--c-accent);color:#1B2422;border-color:var(--c-accent)}
.btn-primary:hover{background:var(--c-accent-d);border-color:var(--c-accent-d);color:#1B2422;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:rgba(18,119,106,.08);color:var(--c-primary-d);transform:translateY(-1px)}
.btn-ondark{background:transparent;color:var(--t-inv);border-color:rgba(247,251,250,.65)}
.btn-ondark:hover{background:rgba(247,251,250,.14);color:#fff;transform:translateY(-1px)}
.btn-block{width:100%}
.link-more{font-size:15px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{color:var(--c-primary-d)}

/* ---------- badges / tags ---------- */
.badge-pill{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:20px;background:var(--c-primary-l);color:var(--c-primary-d);
}
.badge-accent{background:#FBEADC;color:var(--c-accent-d)}
.tag{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--t2);font-size:13px;font-weight:500}
.tag:hover{border-color:var(--line-strong);color:var(--c-primary)}

/* ---------- hero ---------- */
.hero{padding:132px 0 64px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--c-primary-l);color:var(--c-primary-d);font-size:13px;font-weight:600;margin-bottom:20px}
.hero h1{font-size:40px;line-height:48px;font-weight:800;letter-spacing:0}
.hero h1 em{font-style:normal;color:var(--c-primary)}
.hero-sub{margin-top:18px;font-size:17px;line-height:30px;color:var(--t2);max-width:540px}
.hero-actions{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px;padding-top:28px;border-top:1px solid var(--line)}
.metric-v{font-size:26px;line-height:34px;color:var(--c-primary);font-variant-numeric:tabular-nums;font-weight:700}
.metric-l{font-size:13px;line-height:22px;color:var(--t3);margin-top:2px}
.hero-visual{position:relative;border-radius:var(--r-block);overflow:hidden;box-shadow:var(--sh-1)}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:rgba(18,119,106,.12)}
.hero-veins{position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.85}
.hero-card{
  position:absolute;left:20px;bottom:20px;z-index:3;background:rgba(255,255,255,.95);
  border-radius:14px;padding:14px 18px;box-shadow:var(--sh-1);max-width:230px;
}
.hero-card b{display:block;font-size:15px;color:var(--t1)}
.hero-card span{font-size:13px;color:var(--t2)}

/* ---------- section head ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.sec-head h2{font-size:28px;line-height:36px;font-weight:700}
.sec-head p{margin-top:8px;color:var(--t2);font-size:15px;line-height:26px;max-width:640px}
.sec-head.center{flex-direction:column;align-items:center;text-align:center}

/* ---------- cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;height:100%;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.card:hover .card-title{color:var(--c-primary)}
.card-media{background:var(--bg-2);aspect-ratio:16/10;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-badges{display:flex;gap:8px;flex-wrap:wrap}
.card-title{font-size:19px;line-height:28px;font-weight:600;color:var(--t1);transition:color var(--ease)}
.card-desc{font-size:14px;line-height:24px;color:var(--t2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--t3);margin-top:auto;padding-top:6px}
.card-price{color:var(--c-accent-d);font-size:18px;font-weight:700;font-variant-numeric:tabular-nums}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:6px}

/* ---------- reviews carousel ---------- */
.review-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);height:100%}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--c-primary-l);color:var(--c-primary-d);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px}
.review-name{font-size:15px;font-weight:600}
.review-role{font-size:13px;color:var(--t3)}
.stars{color:var(--c-accent);font-size:14px;letter-spacing:2px;margin-top:14px}
.review-text{margin-top:10px;font-size:15px;line-height:26px;color:var(--t2)}
.review-project{margin-top:14px;font-size:13px;color:var(--t3)}
#reviewCarousel .carousel-indicators{position:static;margin:32px 0 0;gap:8px}
#reviewCarousel .carousel-indicators [data-bs-target]{
  width:24px;height:4px;border-radius:2px;background:rgba(18,119,106,.3);border:0;opacity:1;margin:0;
}
#reviewCarousel .carousel-indicators .active{background:var(--c-primary)}
#reviewCarousel .carousel-control-prev,#reviewCarousel .carousel-control-next{
  width:40px;height:40px;top:calc(50% - 40px);border-radius:50%;background:#fff;border:1px solid var(--line);
  box-shadow:var(--sh-1);opacity:1;
}
#reviewCarousel .carousel-control-prev{left:-8px}
#reviewCarousel .carousel-control-next{right:-8px}
#reviewCarousel .carousel-control-prev-icon,#reviewCarousel .carousel-control-next-icon{width:16px;height:16px;filter:invert(30%) sepia(20%) saturate(1200%) hue-rotate(120deg)}
.carousel-item .grid-3{margin-bottom:0}

/* ---------- guarantee strip ---------- */
.guarantee{background:var(--c-primary-l);border-radius:20px;padding:28px 8px;display:grid;grid-template-columns:repeat(4,1fr)}
.g-item{text-align:center;padding:0 18px;border-right:1px solid rgba(18,119,106,.18)}
.g-item:last-child{border-right:0}
.g-item b{display:block;font-size:22px;line-height:30px;color:var(--c-primary-d);font-variant-numeric:tabular-nums}
.g-item span{display:block;font-size:13px;line-height:22px;color:var(--t2);margin-top:4px}

/* ---------- stats / list blocks ---------- */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1)}
.stat b{display:block;font-size:30px;line-height:38px;color:var(--c-primary);font-variant-numeric:tabular-nums}
.stat span{display:block;font-size:14px;color:var(--t2);margin-top:6px}
.check-list li{position:relative;padding-left:26px;font-size:15px;line-height:28px;color:var(--t2);margin-bottom:10px}
.check-list li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:8px;border-left:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);transform:rotate(-45deg)}
.spec-table{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.spec-table th,.spec-table td{padding:14px 18px;text-align:left;font-size:15px;border-bottom:1px solid var(--line)}
.spec-table thead th{background:var(--c-primary-d);color:var(--t-inv);font-weight:600;font-size:14px}
.spec-table tbody tr:nth-child(even) td{background:var(--bg-2)}
.spec-table tbody tr:last-child td{border-bottom:0}

/* ---------- CMS news ---------- */
.cms-news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cms-news-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);
  overflow:hidden;display:flex;flex-direction:column;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.cms-news-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.cms-news-item .news-thumb{background:var(--bg-2);aspect-ratio:16/10;overflow:hidden}
.cms-news-item .news-thumb img{width:100%;height:100%;object-fit:cover}
.cms-news-item .news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.cms-news-item h3{font-size:18px;line-height:27px;font-weight:600}
.cms-news-item h3 a{color:var(--t1)}
.cms-news-item h3 a:hover{color:var(--c-primary)}
.cms-news-item .news-desc{font-size:14px;line-height:24px;color:var(--t2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-news-item .news-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--t3);margin-top:auto;padding-top:6px}
.cms-news-empty{
  grid-column:1/-1;min-height:160px;border:1px dashed rgba(18,119,106,.35);border-radius:var(--r-card);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:32px;text-align:center;background:#fff;
}
.cms-news-empty svg{width:40px;height:40px;color:var(--c-primary)}
.cms-news-empty p{font-size:16px;color:var(--t2)}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion-item:first-child{border-top:1px solid var(--line)}
.accordion-button{
  background:transparent;color:var(--t1);font-size:16px;font-weight:600;line-height:28px;
  padding:20px 44px 20px 18px;border-radius:14px;box-shadow:none;position:relative;
}
.accordion-button:not(.collapsed){color:var(--c-primary);background:var(--c-primary-l);box-shadow:none;border-left:3px solid var(--c-primary)}
.accordion-button:focus{box-shadow:none;border-color:transparent}
.accordion-button::after{
  background-image:none;width:10px;height:10px;border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:rotate(45deg);position:absolute;right:22px;top:26px;transition:transform var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);top:30px}
.accordion-body{padding:16px 18px 22px;color:var(--t2);font-size:15px;line-height:28px}

/* ---------- form ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:28px}
.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font-size:14px;color:var(--t2);font-weight:500}
.field input,.field select,.field textarea{
  height:46px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-input);background:#fff;color:var(--t1);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.field textarea{height:112px;padding:12px 14px;line-height:26px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(18,119,106,.12);
}
.field .hint{font-size:12px;color:var(--t3)}
.form-note{font-size:13px;color:var(--t3);margin-top:12px;line-height:22px}

/* ---------- cta ---------- */
.cta-band{
  background:var(--c-primary-d);color:var(--t-inv);border-radius:var(--r-block);
  padding:40px 44px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:26px;line-height:36px;font-weight:700}
.cta-band p{color:rgba(247,251,250,.82);font-size:15px;line-height:26px;margin-top:10px;max-width:660px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--c-primary-d);color:var(--t-inv);margin-top:var(--sec-y);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-brand svg{width:30px;height:30px}
.footer-about{font-size:14px;line-height:26px;color:rgba(247,251,250,.78);max-width:320px}
.footer-col h3{font-size:14px;font-weight:600;color:#fff;padding-top:8px;position:relative;margin-bottom:16px}
.footer-col h3::before{content:"";position:absolute;top:0;left:0;width:28px;height:2px;background:var(--c-accent);border-radius:2px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:rgba(247,251,250,.82)}
.footer-col a:hover{color:#fff}
.footer-col p{font-size:14px;color:rgba(247,251,250,.82);line-height:26px}
.footer-bottom{
  margin-top:48px;padding:18px 0;border-top:1px solid rgba(247,251,250,.18);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(247,251,250,.7);
}
.footer-bottom a{color:rgba(247,251,250,.78)}
.footer-bottom a:hover{color:#fff}

/* ---------- breadcrumb ---------- */
.crumb{font-size:13px;color:var(--t3);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.crumb a{color:var(--t3)}
.crumb a:hover{color:var(--c-primary)}
.crumb .now{color:var(--c-primary);font-weight:600}

/* ---------- responsive ---------- */
@media (max-width:1399px){:root{--container:1200px}}
@media (max-width:1199px){
  .cms-news-list{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:34px;line-height:44px}
}
@media (max-width:991px){
  :root{--sec-y:64px}
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .nav-inner{height:56px;padding:0 10px 0 14px}
  .hero{padding:112px 0 48px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{order:2}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  #reviewCarousel .carousel-control-prev,#reviewCarousel .carousel-control-next{display:none}
}
@media (max-width:767px){
  .container,.nav-shell{padding:0 16px}
  .sec{padding:48px 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px}
  .grid-3,.grid-2,.grid-4,.cms-news-list{grid-template-columns:1fr}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .guarantee{grid-template-columns:repeat(2,1fr);gap:20px 0;padding:24px 6px}
  .g-item:nth-child(2){border-right:0}
  .g-item{padding:0 12px}
  .cta-band{padding:32px 24px;flex-direction:column;align-items:flex-start}
  .cta-band h2{font-size:22px;line-height:32px}
  .form-row{grid-template-columns:1fr}
  .hero h1{font-size:28px;line-height:36px}
  .hero-metrics{grid-template-columns:repeat(2,1fr);gap:16px}
  .spec-table th,.spec-table td{padding:12px 12px;font-size:14px}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:575px){
  .guarantee{grid-template-columns:1fr;padding:20px 4px}
  .g-item{border-right:0;border-bottom:1px solid rgba(18,119,106,.18);padding-bottom:14px}
  .g-item:last-child{border-bottom:0;padding-bottom:0}
  .stat-row{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
}

/* roulang page: article */
:root{
  --c-primary:#12776A;
  --c-primary-d:#0D5C52;
  --c-primary-l:#E6F2EF;
  --c-accent:#E0873C;
  --c-accent-d:#C96B24;
  --bg:#FAF7F2;
  --bg-2:#F1EDE6;
  --card:#FFFFFF;
  --t1:#1B2422;
  --t2:#5A6764;
  --t3:#8A9694;
  --t-inv:#F7FBFA;
  --line:rgba(20,33,31,.10);
  --line-strong:rgba(18,119,106,.28);
  --ok:#2E8B6B;
  --warn:#C96B24;
  --err:#C0453C;
  --r-pill:999px;
  --r-card:16px;
  --r-block:24px;
  --r-input:12px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(20,33,31,.05), 0 10px 26px -14px rgba(20,33,31,.16);
  --sh-2:0 6px 14px rgba(20,33,31,.08), 0 20px 40px -18px rgba(18,119,106,.28);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --sp-desktop:88px;
  --sp-tablet:64px;
  --sp-mobile:48px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding:104px 0 0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--t1);
  background:var(--bg);
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--c-primary-d);}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:1.15em;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px;}
::selection{background:var(--c-primary-l);color:var(--c-primary-d);}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1030;padding-top:16px;}
.nav-shell{
  display:flex;align-items:center;gap:24px;
  height:64px;padding:0 12px 0 20px;
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid rgba(18,119,106,.14);
  border-radius:var(--r-pill);
  transition:box-shadow var(--ease),background var(--ease);
}
.site-header.scrolled .nav-shell{box-shadow:var(--sh-1);}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--t1);letter-spacing:.2px;white-space:nowrap;}
.brand:hover{color:var(--c-primary);}
.brand svg{width:30px;height:30px;flex:0 0 auto;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  display:inline-flex;align-items:center;height:40px;padding:0 16px;
  border-radius:var(--r-pill);color:var(--t2);font-size:15px;font-weight:500;
  transition:background var(--ease),color var(--ease);
}
.nav-link:hover{background:rgba(18,119,106,.08);color:var(--c-primary);}
.nav-link.active{background:rgba(18,119,106,.12);color:var(--c-primary);font-weight:600;}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--t1);position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--t1);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-panel{
  display:none;margin-top:12px;padding:14px;
  background:rgba(255,255,255,.97);
  border:1px solid rgba(18,119,106,.14);
  border-radius:24px;box-shadow:var(--sh-1);
}
.mobile-panel.open{display:block;}
.mobile-panel .nav-link{display:flex;height:48px;width:100%;font-size:16px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;cursor:pointer;border:1.5px solid transparent;
  transition:background var(--ease),color var(--ease),transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--c-accent);color:#1B2422;border-color:var(--c-accent);}
.btn-primary:hover{background:var(--c-accent-d);border-color:var(--c-accent-d);color:#1B2422;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover{background:rgba(18,119,106,.08);color:var(--c-primary-d);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:#F7FBFA;border-color:rgba(247,251,250,.6);}
.btn-ghost:hover{background:rgba(247,251,250,.14);color:#fff;transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

/* ---------- 徽章 / 标签 ---------- */
.badge-pill{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:20px;}
.badge-cyan{background:var(--c-primary-l);color:var(--c-primary-d);}
.badge-warm{background:rgba(224,135,60,.14);color:var(--c-accent-d);}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t3);padding:28px 0 0;}
.crumb a{color:var(--t3);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:var(--t3);opacity:.6;}
.crumb .current{color:var(--c-primary);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章头 ---------- */
.cms-article-head{padding:22px 0 26px;border-bottom:1px solid var(--line);margin-bottom:36px;}
.cms-article-head h1{
  font-size:38px;line-height:48px;font-weight:800;margin:16px 0 0;color:var(--t1);
  word-break:break-word;
}
.cms-article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:18px;font-size:14px;color:var(--t2);}
.cms-article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--t3);opacity:.6;}
.cms-article-meta b{font-weight:600;color:var(--t1);font-variant-numeric:tabular-nums;}

/* ---------- 正文布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:56px;padding-bottom:var(--sp-desktop);}
.article-main{min-width:0;}
.cms-article-body{max-width:760px;font-size:17px;line-height:30px;color:var(--t1);}
.cms-article-body p{margin:0 0 1.4em;}
.cms-article-body h2{font-size:28px;line-height:36px;font-weight:700;margin:40px 0 18px;color:var(--t1);}
.cms-article-body h3{font-size:20px;line-height:28px;font-weight:600;margin:28px 0 14px;color:var(--t1);}
.cms-article-body h4{font-size:17px;line-height:28px;font-weight:600;margin:22px 0 10px;}
.cms-article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.cms-article-body a:hover{color:var(--c-primary-d);}
.cms-article-body ul,.cms-article-body ol{margin:0 0 1.4em;line-height:1.8;}
.cms-article-body li{margin-bottom:8px;}
.cms-article-body img{border-radius:var(--r-img);margin:20px auto;}
.cms-article-body blockquote{
  margin:24px 0;padding:18px 22px;border-left:3px solid var(--c-primary);
  background:var(--c-primary-l);border-radius:12px;color:var(--t1);
}
.cms-article-body blockquote p:last-child{margin-bottom:0;}
.cms-article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;}
.cms-article-body thead th{background:var(--c-primary-d);color:var(--t-inv);font-weight:600;text-align:left;padding:12px 14px;}
.cms-article-body tbody td{padding:12px 14px;border-bottom:1px solid var(--line);}
.cms-article-body tbody tr:nth-child(even){background:var(--bg-2);}
.cms-article-body code{background:var(--bg-2);padding:2px 6px;border-radius:6px;font-size:14px;}
.article-empty{
  border:1px dashed var(--line-strong);border-radius:var(--r-card);
  min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;padding:40px 20px;text-align:center;background:#fff;
}
.article-empty .empty-icon{
  width:56px;height:56px;border-radius:50%;background:var(--c-primary-l);
  display:flex;align-items:center;justify-content:center;color:var(--c-primary);font-size:22px;font-weight:700;
}
.article-empty p{font-size:16px;color:var(--t2);}

/* ---------- 尾部标签 / 上下篇 ---------- */
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin:44px 0 0;padding-top:26px;border-top:1px solid var(--line);}
.article-tags .tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--c-primary-l);color:var(--c-primary-d);font-size:13px;font-weight:500;
}
.article-tags .tag:hover{background:rgba(18,119,106,.18);}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px;}
.post-nav-item{
  display:block;padding:18px 20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-nav-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.post-nav-item .label{font-size:12px;font-weight:600;color:var(--t3);letter-spacing:.4px;}
.post-nav-item .title{display:block;margin-top:8px;font-size:15px;font-weight:600;color:var(--t1);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.post-nav-item:hover .title{color:var(--c-primary);}
.post-nav-item.right{text-align:right;}
.back-row{margin-top:26px;}

/* ---------- 侧栏 ---------- */
.article-aside{min-width:0;}
.aside-sticky{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px;}
.aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:22px;}
.aside-card h3{font-size:16px;font-weight:600;padding-bottom:8px;border-bottom:2px solid var(--c-primary);display:inline-block;margin-bottom:16px;}
.toc-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:2px;}
.toc-list a{display:block;padding:8px 12px;border-radius:10px;font-size:14px;color:var(--t2);border-left:3px solid transparent;transition:all var(--ease);}
.toc-list a:hover{background:var(--c-primary-l);color:var(--c-primary-d);border-left-color:var(--c-primary);}
.aside-rel{display:flex;flex-direction:column;gap:14px;}
.aside-rel a{display:flex;gap:12px;align-items:flex-start;color:var(--t1);}
.aside-rel a:hover .rel-title{color:var(--c-primary);}
.aside-rel img{width:64px;height:48px;object-fit:cover;border-radius:10px;background:var(--bg-2);flex:0 0 auto;}
.aside-rel .rel-title{font-size:14px;line-height:22px;font-weight:500;transition:color var(--ease);}
.aside-cta{background:var(--c-primary-d);color:var(--t-inv);border:none;}
.aside-cta h3{color:#fff;border-bottom-color:var(--c-accent);}
.aside-cta p{font-size:14px;line-height:24px;color:rgba(247,251,250,.82);margin-bottom:16px;}

/* ---------- 卡片 / 相关推荐 ---------- */
.section{padding:var(--sp-desktop) 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;}
.section-head h2{font-size:28px;line-height:36px;font-weight:700;}
.more-link{font-size:15px;font-weight:600;color:var(--c-primary);}
.more-link:hover{color:var(--c-primary-d);}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.news-card .thumb{aspect-ratio:16/9;background:var(--bg-2);overflow:hidden;}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;}
.news-card .body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-card h3{font-size:18px;line-height:26px;font-weight:600;color:var(--t1);transition:color var(--ease);}
.news-card:hover h3{color:var(--c-primary);}
.news-card p{font-size:14px;line-height:24px;color:var(--t2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card .meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--t3);margin-top:auto;}
.news-card .card-link{font-size:14px;font-weight:600;color:var(--c-accent-d);}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--c-primary-d);border-radius:var(--r-block);color:var(--t-inv);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{font-size:26px;line-height:34px;font-weight:700;color:#fff;}
.cta-band p{margin-top:10px;font-size:15px;line-height:26px;color:rgba(247,251,250,.82);max-width:640px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 18px;background:transparent;border:none;text-align:left;cursor:pointer;
  font-size:16px;line-height:28px;font-weight:600;color:var(--t1);border-radius:14px;
  transition:background var(--ease),color var(--ease);
}
.faq-btn:hover{background:rgba(18,119,106,.05);}
.faq-btn .tri{width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:6px solid var(--c-primary);transition:transform var(--ease);flex:0 0 auto;}
.faq-item.open .faq-btn{background:var(--c-primary-l);box-shadow:inset 3px 0 0 var(--c-primary);color:var(--c-primary-d);}
.faq-item.open .faq-btn .tri{transform:rotate(180deg);}
.faq-panel{display:none;padding:0 18px 20px 21px;font-size:15px;line-height:28px;color:var(--t2);}
.faq-item.open .faq-panel{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-d);color:var(--t-inv);padding:64px 0 0;margin-top:var(--sp-desktop);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff;margin-bottom:14px;}
.footer-brand svg{width:30px;height:30px;flex:0 0 auto;}
.footer-about{font-size:14px;line-height:24px;color:rgba(247,251,250,.78);max-width:340px;}
.footer-col h3{font-size:14px;font-weight:600;color:#fff;padding-top:8px;margin-bottom:16px;position:relative;}
.footer-col h3::before{content:"";position:absolute;top:0;left:0;width:28px;height:2px;background:var(--c-accent);border-radius:2px;}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
.footer-col a,.footer-col p{font-size:14px;line-height:24px;color:rgba(247,251,250,.78);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(247,251,250,.16);padding:18px 0 24px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(247,251,250,.72);
}
.footer-bottom a{color:rgba(247,251,250,.9);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px;}
  .aside-sticky{position:static;}
  .cms-article-body{max-width:100%;}
}
@media (max-width:991px){
  body{padding-top:88px;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-shell{height:56px;padding:0 10px 0 16px;}
  .section{padding:var(--sp-tablet) 0;}
  .article-layout{padding-bottom:var(--sp-tablet);}
  .cms-article-head h1{font-size:32px;line-height:42px;}
  .cta-band{padding:34px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
  .post-nav{grid-template-columns:1fr;}
  .post-nav-item.right{text-align:left;}
  .cms-article-head h1{font-size:28px;line-height:38px;}
  .cms-article-body h2{font-size:24px;line-height:34px;}
  .section{padding:var(--sp-mobile) 0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-band{padding:28px 22px;}
  .cta-band h2{font-size:22px;line-height:30px;}
}
@media (max-width:575px){
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .brand span{font-size:15px;}
  .btn{width:100%;}
  .cta-actions{width:100%;}
  .nav-actions .btn{width:auto;}
}

/* roulang page: category1 */
:root{
  --c-primary:#12776A;
  --c-primary-d:#0D5C52;
  --c-primary-l:#E6F2EF;
  --c-accent:#E0873C;
  --c-accent-d:#C96B24;
  --bg:#FAF7F2;
  --bg-2:#F1EDE6;
  --card:#FFFFFF;
  --t1:#1B2422;
  --t2:#5A6764;
  --t3:#8A9694;
  --inv:#F7FBFA;
  --line:rgba(20,33,31,.10);
  --line-strong:rgba(18,119,106,.28);
  --ok:#2E8B6B;
  --warn:#C96B24;
  --err:#C0453C;
  --r-pill:999px;
  --r-card:16px;
  --r-block:24px;
  --r-input:12px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(20,33,31,.05), 0 10px 26px -14px rgba(20,33,31,.16);
  --sh-2:0 6px 14px rgba(20,33,31,.08), 0 20px 40px -18px rgba(18,119,106,.28);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:28px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--c-primary-d);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container{max-width:1280px;}}
.num{font-variant-numeric:tabular-nums;font-weight:700;}

/* ===== 悬浮胶囊导航 ===== */
.site-header{
  position:fixed;top:16px;left:0;right:0;z-index:1030;
  transition:box-shadow var(--ease),transform var(--ease);
}
.site-header.is-scrolled .nav-shell{box-shadow:var(--sh-1);}
.nav-shell{
  display:flex;align-items:center;gap:18px;
  height:64px;padding:0 12px 0 18px;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(18,119,106,.14);
  border-radius:var(--r-pill);
  transition:box-shadow var(--ease);
}
.brand{
  display:flex;align-items:center;gap:9px;
  font-weight:800;font-size:17px;color:var(--t1);white-space:nowrap;
  letter-spacing:0;
}
.brand:hover{color:var(--c-primary);}
.brand svg{width:28px;height:28px;flex:0 0 28px;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  display:inline-flex;align-items:center;height:40px;padding:0 15px;
  border-radius:var(--r-pill);font-size:15px;font-weight:500;color:var(--t2);
  transition:background var(--ease),color var(--ease);
  white-space:nowrap;
}
.nav-link:hover{background:rgba(18,119,106,.08);color:var(--c-primary);}
.nav-link.active{background:rgba(18,119,106,.12);color:var(--c-primary);font-weight:600;}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 22px;border-radius:var(--r-pill);
  background:var(--c-accent);color:#1B2422;font-weight:600;font-size:15px;
  border:none;transition:background var(--ease),transform var(--ease);
  white-space:nowrap;
}
.nav-cta:hover{background:var(--c-accent-d);color:#1B2422;transform:translateY(-1px);}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--r-pill);
  background:rgba(18,119,106,.08);border:1px solid rgba(18,119,106,.16);
  margin-left:auto;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-primary-d);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-primary-d);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* offcanvas 移动面板 */
.offcanvas.cloud-panel{
  background:var(--bg);border-radius:28px 0 0 28px;width:min(88vw,340px);
  border-left:1px solid var(--line);
}
.cloud-panel .offcanvas-header{padding:22px 22px 8px;}
.cloud-panel .offcanvas-title{font-weight:800;color:var(--t1);font-size:17px;}
.cloud-panel .offcanvas-body{padding:8px 16px 28px;}
.panel-link{
  display:flex;align-items:center;height:48px;padding:0 16px;border-radius:var(--r-pill);
  color:var(--t1);font-weight:500;
}
.panel-link:hover{background:rgba(18,119,106,.08);color:var(--c-primary);}
.panel-link.active{background:rgba(18,119,106,.12);color:var(--c-primary);font-weight:600;}
.panel-cta{
  display:flex;align-items:center;justify-content:center;height:48px;margin-top:14px;
  border-radius:var(--r-pill);background:var(--c-accent);color:#1B2422;font-weight:600;
}

/* ===== 通用按钮 ===== */
.btn-main,.btn-ghost,.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  font-weight:600;font-size:16px;border:1px solid transparent;
  transition:background var(--ease),color var(--ease),transform var(--ease),border-color var(--ease);
  cursor:pointer;
}
.btn-main{background:var(--c-accent);color:#1B2422;}
.btn-main:hover{background:var(--c-accent-d);color:#1B2422;transform:translateY(-1px);}
.btn-outline{background:transparent;color:var(--c-primary-d);border-color:var(--line-strong);border-width:1.5px;}
.btn-outline:hover{background:rgba(18,119,106,.08);color:var(--c-primary-d);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--inv);border-color:rgba(247,251,250,.55);}
.btn-ghost:hover{background:rgba(247,251,250,.14);color:var(--inv);transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 20px;font-size:15px;}
.btn-main.sm{padding:0 18px;font-size:15px;}

/* ===== 徽章 / 标签 ===== */
.badge-pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:20px;
}
.badge-green{background:var(--c-primary-l);color:var(--c-primary-d);}
.badge-orange{background:rgba(224,135,60,.16);color:var(--c-accent-d);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ===== 页头 banner ===== */
.page-hero{padding-top:104px;}
.banner{
  position:relative;border-radius:var(--r-block);overflow:hidden;
  min-height:280px;display:flex;align-items:flex-end;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.banner::after{
  content:"";position:absolute;inset:0;
  background:rgba(13,92,82,.70);
}
.banner-wave{position:absolute;inset:0;z-index:1;opacity:.9;pointer-events:none;}
.banner-inner{position:relative;z-index:2;padding:38px 40px;width:100%;color:var(--inv);}
.banner h1{
  font-size:40px;line-height:48px;font-weight:800;color:#fff;margin-bottom:12px;
}
.banner .lede{font-size:16px;line-height:28px;color:rgba(247,251,250,.9);max-width:760px;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(247,251,250,.78);margin-bottom:16px;}
.crumbs a{color:rgba(247,251,250,.86);}
.crumbs a:hover{color:#fff;}
.crumbs .cur{color:#fff;font-weight:600;}
.crumbs .sep{opacity:.6;}

/* ===== 板块 ===== */
.section{padding:var(--sec) 0;}
.section.tight{padding:64px 0;}
.bg-soft{background:var(--bg-2);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--c-primary-l);color:var(--c-primary-d);font-size:12px;font-weight:600;margin-bottom:14px;
}
h2.sec-title{font-size:28px;line-height:36px;font-weight:700;color:var(--t1);margin-bottom:12px;}
.section-head p{color:var(--t2);}

/* ===== 交替图文（变体 A） ===== */
.alt-row{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  padding:28px 0;
}
.alt-row + .alt-row{border-top:1px solid var(--line);}
.alt-row .media{
  border-radius:var(--r-block);overflow:hidden;background:var(--bg-2);
  box-shadow:var(--sh-1);aspect-ratio:16/11;
}
.alt-row .media img{width:100%;height:100%;object-fit:cover;}
.alt-row.reverse .media{order:2;}
.alt-row.reverse .copy{order:1;}
.alt-row h3{font-size:20px;line-height:28px;font-weight:600;margin-bottom:12px;}
.alt-row p{color:var(--t2);margin-bottom:14px;}
.check-list li{
  position:relative;padding-left:26px;color:var(--t2);line-height:28px;font-size:15px;
}
.check-list li + li{margin-top:6px;}
.check-list li::before{
  content:"";position:absolute;left:4px;top:11px;width:8px;height:8px;border-radius:50%;
  background:var(--c-primary);
}

/* ===== 能力矩阵 ===== */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.m-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.m-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.m-card h3{font-size:17px;line-height:26px;font-weight:600;margin-bottom:10px;transition:color var(--ease);}
.m-card:hover h3{color:var(--c-primary);}
.m-card p{font-size:15px;line-height:26px;color:var(--t2);}
.m-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:var(--r-pill);background:var(--c-primary-l);
  color:var(--c-primary-d);font-weight:700;font-size:14px;margin-bottom:14px;
}

/* ===== 参数清单 ===== */
.spec-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:8px 26px;box-shadow:var(--sh-1);
}
.spec-item{
  display:grid;grid-template-columns:200px 1fr;gap:18px;align-items:start;
  padding:18px 0;border-bottom:1px solid var(--line);
}
.spec-item:last-child{border-bottom:none;}
.spec-item dt{font-weight:600;color:var(--t1);font-size:15px;}
.spec-item dd{color:var(--t2);font-size:15px;line-height:26px;}

/* ===== 流程时间轴（变体 C） ===== */
.timeline{position:relative;padding-left:0;}
.tl-item{
  position:relative;display:grid;grid-template-columns:56px 1fr;gap:22px;
  padding-bottom:34px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:27px;top:56px;bottom:0;width:1px;background:rgba(18,119,106,.22);
}
.tl-item:last-child::before{display:none;}
.tl-num{
  width:56px;height:56px;border-radius:var(--r-pill);background:var(--card);
  border:1px solid var(--line-strong);color:var(--c-primary-d);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;
  box-shadow:var(--sh-1);position:relative;z-index:1;
}
.tl-body h3{font-size:18px;line-height:26px;font-weight:600;margin-bottom:8px;}
.tl-body p{color:var(--t2);font-size:15px;line-height:26px;}

/* ===== CTA 条 ===== */
.cta-band{
  background:var(--c-primary-d);border-radius:var(--r-block);color:var(--inv);
  padding:44px 44px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{font-size:26px;line-height:34px;font-weight:700;color:#fff;margin-bottom:8px;}
.cta-band p{color:rgba(247,251,250,.82);max-width:620px;font-size:15px;line-height:26px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ===== FAQ ===== */
.faq-list{max-width:860px;}
.faq-list .accordion-item{
  background:transparent;border:none;border-bottom:1px solid var(--line);border-radius:0;
}
.faq-list .accordion-button{
  background:transparent;box-shadow:none;padding:20px 44px 20px 16px;
  font-size:16px;line-height:28px;font-weight:600;color:var(--t1);border-radius:14px;
}
.faq-list .accordion-button:not(.collapsed){
  color:var(--c-primary-d);background:var(--c-primary-l);
  box-shadow:inset 3px 0 0 var(--c-primary);
}
.faq-list .accordion-button:focus{box-shadow:none;outline:2px solid var(--c-accent);outline-offset:-2px;}
.faq-list .accordion-button::after{
  width:12px;height:12px;background-image:none;
  border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:rotate(45deg);transition:transform var(--ease);right:22px;
}
.faq-list .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.faq-list .accordion-body{
  padding:0 16px 22px 16px;color:var(--t2);font-size:15px;line-height:26px;
  background:var(--c-primary-l);border-radius:0 0 14px 14px;
}

/* ===== 相关阅读卡片 ===== */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.r-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);height:100%;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.r-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.r-card .thumb{aspect-ratio:16/9;background:var(--bg-2);overflow:hidden;}
.r-card .thumb img{width:100%;height:100%;object-fit:cover;}
.r-card .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.r-card h3{font-size:17px;line-height:26px;font-weight:600;transition:color var(--ease);}
.r-card:hover h3{color:var(--c-primary);}
.r-card p{font-size:14px;line-height:24px;color:var(--t2);flex:1;}
.r-card .meta{font-size:13px;color:var(--t3);display:flex;align-items:center;gap:10px;}
.back-home{
  margin-top:36px;display:flex;justify-content:center;
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--c-primary-d);color:var(--inv);padding:64px 0 0;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:#fff;margin-bottom:14px;}
.footer-brand svg{width:28px;height:28px;}
.footer-about{color:rgba(247,251,250,.78);font-size:14px;line-height:24px;max-width:340px;}
.footer-col h3{
  font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;position:relative;padding-top:10px;
}
.footer-col h3::before{
  content:"";position:absolute;top:0;left:0;width:24px;height:2px;background:var(--c-accent);border-radius:2px;
}
.footer-col ul li + li{margin-top:10px;}
.footer-col a{color:rgba(247,251,250,.8);font-size:14px;}
.footer-col a:hover{color:#fff;}
.footer-col p{color:rgba(247,251,250,.78);font-size:14px;line-height:24px;}
.footer-col p + p{margin-top:10px;}
.footer-bottom{
  border-top:1px solid rgba(247,251,250,.16);padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(247,251,250,.7);
}
.footer-bottom a{color:rgba(247,251,250,.86);}
.footer-bottom a:hover{color:#fff;}

/* ===== 表单 ===== */
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-block);
  padding:32px;box-shadow:var(--sh-1);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;}
.field label{font-size:14px;font-weight:600;color:var(--t1);}
.field input,.field select,.field textarea{
  width:100%;height:46px;padding:0 14px;border-radius:var(--r-input);
  border:1px solid var(--line);background:var(--bg);color:var(--t1);
  font-size:15px;font-family:inherit;transition:border-color var(--ease),box-shadow var(--ease);
}
.field textarea{height:auto;min-height:110px;padding:12px 14px;line-height:26px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(18,119,106,.12);
}
.field .hint{font-size:13px;color:var(--t3);}
.form-note{font-size:13px;color:var(--t3);margin-top:12px;}

/* ===== 数据块 ===== */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.stat{
  background:var(--c-primary-l);border-radius:var(--r-card);padding:22px 24px;
}
.stat .v{font-size:28px;line-height:36px;font-weight:800;color:var(--c-primary-d);font-variant-numeric:tabular-nums;}
.stat .k{font-size:14px;color:var(--t2);margin-top:4px;}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .matrix{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  :root{--sec:64px;}
  .nav-links,.nav-shell .nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .nav-shell{height:56px;padding:0 10px 0 16px;}
  .page-hero{padding-top:92px;}
  .banner h1{font-size:32px;line-height:42px;}
  .alt-row{grid-template-columns:1fr;gap:24px;}
  .alt-row.reverse .media,.alt-row.reverse .copy{order:initial;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:32px;}
  .spec-item{grid-template-columns:1fr;gap:6px;}
}
@media (max-width:767px){
  :root{--sec:48px;}
  .container{padding:0 16px;}
  .banner{min-height:180px;}
  .banner-inner{padding:26px 22px;}
  .banner h1{font-size:28px;line-height:36px;}
  h2.sec-title{font-size:24px;line-height:32px;}
  .matrix{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .stat-row{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-band{padding:26px;border-radius:20px;}
  .cta-band h2{font-size:22px;line-height:30px;}
  .btn-main,.btn-outline{width:100%;}
  .cta-actions{width:100%;}
}
@media (max-width:575px){
  .banner h1{font-size:24px;line-height:34px;}
  .form-card{padding:22px;}
}

/* roulang page: category2 */
:root{
  --c-primary:#12776A;
  --c-primary-d:#0D5C52;
  --c-primary-l:#E6F2EF;
  --c-accent:#E0873C;
  --c-accent-d:#C96B24;
  --bg:#FAF7F2;
  --bg-2:#F1EDE6;
  --card:#FFFFFF;
  --t1:#1B2422;
  --t2:#5A6764;
  --t3:#8A9694;
  --inv:#F7FBFA;
  --line:rgba(20,33,31,.10);
  --line-strong:rgba(18,119,106,.28);
  --ok:#2E8B6B;
  --warn:#C96B24;
  --err:#C0453C;
  --r-pill:999px;
  --r-card:16px;
  --r-lg:24px;
  --r-input:12px;
  --sh-1:0 1px 2px rgba(20,33,31,.05),0 10px 26px -14px rgba(20,33,31,.16);
  --sh-2:0 6px 14px rgba(20,33,31,.08),0 20px 40px -18px rgba(18,119,106,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--t1);
  background:var(--bg);
  padding-top:104px;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
svg{display:block;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--c-primary);text-decoration:none;transition:color 220ms var(--ease),background-color 220ms var(--ease),border-color 220ms var(--ease);}
a:hover{color:var(--c-primary-d);}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-accent);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:1280px;}}

/* ---------- 导航 ---------- */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:1035;}
.nav-shell{
  display:flex;align-items:center;gap:14px;
  height:64px;padding:0 12px 0 20px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid rgba(18,119,106,.14);
  transition:box-shadow 220ms var(--ease),background-color 220ms var(--ease);
}
.site-header.is-scrolled .nav-shell{box-shadow:var(--sh-1);background:rgba(255,255,255,.96);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand svg{width:30px;height:30px;}
.brand-text{font-size:17px;font-weight:700;color:var(--t1);letter-spacing:0;}
.brand:hover .brand-text{color:var(--c-primary);}
.site-header .nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;}
.site-header .nav-link{
  display:inline-flex;align-items:center;
  padding:8px 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--t2);
  white-space:nowrap;background:transparent;border:none;
}
.site-header .nav-link:hover{background:rgba(18,119,106,.08);color:var(--c-primary);}
.site-header .nav-link.active{background:rgba(18,119,106,.12);color:var(--c-primary);font-weight:700;}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  width:44px;height:44px;border-radius:50%;
  border:1px solid rgba(18,119,106,.2);background:#fff;
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  cursor:pointer;transition:background-color 220ms var(--ease);
}
.nav-toggle:hover{background:var(--c-primary-l);}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-primary);}

/* ---------- 按钮 ---------- */
.btn-cta,.btn-ghost,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:transform 220ms var(--ease),background-color 220ms var(--ease),color 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
  border:1.5px solid transparent;
}
.btn-cta{background:var(--c-accent);color:#1B2422;border-color:var(--c-accent);}
.btn-cta:hover{background:var(--c-accent-d);border-color:var(--c-accent-d);color:#1B2422;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-line{background:transparent;color:var(--c-primary);border-color:rgba(18,119,106,.55);}
.btn-line:hover{background:rgba(18,119,106,.08);color:var(--c-primary-d);border-color:var(--c-primary);}
.btn-ghost{background:transparent;color:var(--inv);border-color:rgba(247,251,250,.55);}
.btn-ghost:hover{background:rgba(247,251,250,.12);color:#fff;border-color:#fff;transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section--alt{background:var(--bg-2);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-primary-l);color:var(--c-primary-d);
  font-size:13px;font-weight:600;margin-bottom:16px;
}
h1{font-size:40px;line-height:48px;font-weight:800;}
h2{font-size:28px;line-height:36px;font-weight:700;}
h3{font-size:20px;line-height:28px;font-weight:600;}
.lead{font-size:16px;line-height:28px;color:var(--t2);margin-top:14px;}
.muted{color:var(--t2);font-size:14px;line-height:24px;}
.num{font-variant-numeric:tabular-nums;font-weight:700;}

/* ---------- 页头 banner ---------- */
.banner-wrap{padding:8px 0 0;}
.page-banner{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  min-height:288px;display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-banner::after{content:"";position:absolute;inset:0;background:rgba(13,92,82,.72);}
.banner-deco{position:absolute;right:-40px;top:-30px;width:420px;height:300px;opacity:.28;z-index:1;pointer-events:none;}
.banner-inner{position:relative;z-index:2;padding:48px 44px;color:var(--inv);max-width:760px;}
.crumbs{font-size:13px;color:rgba(247,251,250,.78);margin-bottom:16px;display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.crumbs a{color:rgba(247,251,250,.86);}
.crumbs a:hover{color:#fff;}
.crumbs .sep{opacity:.6;}
.crumbs .current{color:#fff;font-weight:600;}
.page-banner h1{color:#fff;}
.page-banner .lead{color:rgba(247,251,250,.88);margin-top:16px;font-size:16px;}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;gap:24px;}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.card:hover h3{color:var(--c-primary);}
.card h3{transition:color 220ms var(--ease);}
.card p{margin-top:10px;color:var(--t2);font-size:14px;line-height:24px;}
.card-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.card-idx{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:var(--c-primary-l);color:var(--c-primary-d);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;line-height:20px;font-weight:600;
  background:var(--c-primary-l);color:var(--c-primary-d);
}
.badge--accent{background:rgba(224,135,60,.16);color:var(--c-accent-d);}

/* ---------- 参数清单 + 图文 ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.spec-list{border-top:1px solid var(--line);margin-top:8px;}
.spec-list li{
  display:flex;gap:18px;justify-content:space-between;align-items:baseline;
  padding:14px 2px;border-bottom:1px solid var(--line);font-size:15px;
}
.spec-list li span:first-child{color:var(--t2);flex:0 0 auto;}
.spec-list li span:last-child{color:var(--t1);font-weight:600;text-align:right;}
.figure{border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);border:1px solid var(--line);background:var(--bg-2);}
.figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.figure figcaption{padding:14px 18px;font-size:13px;line-height:22px;color:var(--t2);background:#fff;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.chip{
  padding:6px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--t2);font-weight:500;
}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;margin-top:8px;padding-left:8px;}
.timeline::before{
  content:"";position:absolute;left:27px;top:14px;bottom:14px;width:1px;
  background:rgba(18,119,106,.24);
}
.timeline-item{position:relative;display:flex;gap:24px;padding:0 0 32px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-num{
  position:relative;z-index:2;flex:0 0 40px;width:40px;height:40px;border-radius:50%;
  background:#fff;border:1.5px solid var(--line-strong);color:var(--c-primary-d);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
}
.timeline-body{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px 24px;box-shadow:var(--sh-1);flex:1;min-width:0;}
.timeline-body p{margin-top:8px;color:var(--t2);font-size:14px;line-height:24px;}

/* ---------- 对比表 ---------- */
.table-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
}
.cmp-table{width:100%;border-collapse:collapse;font-size:14px;}
.cmp-table caption{text-align:left;padding:0 0 12px;font-size:14px;color:var(--t2);}
.cmp-table th,.cmp-table td{padding:15px 18px;text-align:left;vertical-align:top;line-height:24px;}
.cmp-table thead th{
  background:var(--c-primary-d);color:var(--inv);font-weight:600;font-size:14px;
  border-bottom:none;white-space:nowrap;
}
.cmp-table tbody tr:nth-child(odd){background:var(--bg);}
.cmp-table tbody tr:nth-child(even){background:var(--bg-2);}
.cmp-table tbody tr:hover{background:var(--c-primary-l);}
.cmp-table tbody th{font-weight:600;color:var(--t1);width:150px;}
.cmp-table td{color:var(--t2);}
.cmp-table td strong{color:var(--t1);font-weight:600;}

/* ---------- FAQ ---------- */
.faq-accordion{margin-top:8px;}
.faq-accordion .accordion-item{
  border:none;border-bottom:1px solid var(--line);background:transparent;border-radius:0;
}
.faq-accordion .accordion-item:first-child{border-top:1px solid var(--line);}
.faq-accordion .accordion-header{margin:0;}
.faq-accordion .accordion-button{
  background:transparent;box-shadow:none;border:none;
  padding:20px 44px 20px 16px;font-size:16px;line-height:28px;font-weight:600;color:var(--t1);
  border-radius:14px;position:relative;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--c-primary-d);background:var(--c-primary-l);
  box-shadow:inset 3px 0 0 var(--c-primary);
}
.faq-accordion .accordion-button::after{
  background-image:none;width:10px;height:10px;
  border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:rotate(45deg);transition:transform 220ms var(--ease);
  position:absolute;right:22px;top:50%;margin-top:-7px;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(225deg);margin-top:-3px;}
.faq-accordion .accordion-button:focus{box-shadow:inset 3px 0 0 var(--c-primary);}
.faq-accordion .accordion-body{padding:4px 44px 22px 16px;color:var(--t2);font-size:15px;line-height:26px;}

/* ---------- 表单 ---------- */
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-1);
}
.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field label{font-size:14px;font-weight:600;color:var(--t1);}
.field input,.field select,.field textarea{
  width:100%;height:46px;padding:0 14px;border-radius:var(--r-input);
  border:1px solid var(--line);background:var(--bg);color:var(--t1);
  font-size:15px;font-family:inherit;
  transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease),background-color 220ms var(--ease);
}
.field textarea{height:auto;min-height:110px;padding:12px 14px;line-height:24px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;background:#fff;border-color:var(--c-primary);
  box-shadow:0 0 0 4px rgba(18,119,106,.12);
}
.form-hint{font-size:13px;color:var(--t3);line-height:22px;}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:var(--c-primary-d);border-radius:var(--r-lg);
  padding:40px 44px;color:var(--inv);
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:26px;line-height:36px;}
.cta-band p{color:rgba(247,251,250,.82);margin-top:10px;font-size:15px;line-height:26px;max-width:640px;}
.cta-band .btn-cta{background:#fff;border-color:#fff;color:var(--c-primary-d);}
.cta-band .btn-cta:hover{background:var(--c-accent);border-color:var(--c-accent);color:#1B2422;}

/* ---------- 相关条目 ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.news-card:hover h3{color:var(--c-primary);}
.news-thumb{aspect-ratio:16/9;background:var(--bg-2);overflow:hidden;}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:17px;line-height:26px;font-weight:600;margin-top:12px;transition:color 220ms var(--ease);}
.news-body p{margin-top:10px;color:var(--t2);font-size:14px;line-height:24px;}
.news-meta{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--t3);}
.back-home{text-align:center;margin-top:44px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-d);color:var(--inv);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff;}
.footer-brand svg{width:30px;height:30px;}
.footer-about{margin-top:16px;font-size:14px;line-height:26px;color:rgba(247,251,250,.78);max-width:340px;}
.footer-col h3{font-size:14px;font-weight:600;color:#fff;position:relative;padding-top:10px;margin-bottom:18px;}
.footer-col h3::before{content:"";position:absolute;top:0;left:0;width:28px;height:3px;border-radius:3px;background:var(--c-accent);}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:rgba(247,251,250,.82);font-size:14px;}
.footer-col a:hover{color:#fff;}
.footer-col p{font-size:14px;line-height:26px;color:rgba(247,251,250,.82);margin-bottom:8px;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(247,251,250,.18);
  padding:20px 0 26px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(247,251,250,.72);
}
.footer-bottom a{color:rgba(247,251,250,.86);}
.footer-bottom a:hover{color:#fff;}

/* ---------- 移动端菜单 ---------- */
.nav-offcanvas{
  background:var(--bg);border:none;border-radius:24px 0 0 24px;width:min(330px,88vw);
}
.nav-offcanvas .offcanvas-header{padding:20px 20px 8px;align-items:center;}
.nav-offcanvas .offcanvas-title{font-size:17px;font-weight:700;color:var(--t1);}
.nav-offcanvas .offcanvas-body{padding:8px 20px 24px;display:flex;flex-direction:column;gap:6px;}
.nav-offcanvas .nav-link{
  display:flex;align-items:center;height:48px;padding:0 18px;
  border-radius:var(--r-pill);font-size:16px;font-weight:500;color:var(--t2);
  border:1px solid transparent;
}
.nav-offcanvas .nav-link:hover{background:var(--c-primary-l);color:var(--c-primary-d);}
.nav-offcanvas .nav-link.active{background:rgba(18,119,106,.12);color:var(--c-primary);font-weight:700;border-color:rgba(18,119,106,.2);}
.nav-offcanvas .btn-cta{margin-top:14px;}
.nav-offcanvas .btn-close{margin:0;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .split{gap:40px;}
  .cmp-table thead th,.cmp-table td,.cmp-table tbody th{padding:13px 14px;}
}
@media (max-width:991.98px){
  body{padding-top:92px;}
  .section{padding:64px 0;}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .split{grid-template-columns:1fr;gap:32px;}
  .split .figure{order:-1;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .site-header .nav-shell{height:56px;}
  h1{font-size:32px;line-height:42px;}
  h2{font-size:24px;line-height:34px;}
  .banner-inner{padding:36px 30px;}
  .page-banner{min-height:240px;}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px;}
  body{padding-top:86px;}
  .section{padding:48px 0;}
  .grid-3,.grid-2{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .page-banner{min-height:180px;border-radius:18px;}
  .page-banner .banner-inner{padding:28px 22px;}
  h1{font-size:28px;line-height:36px;}
  h2{font-size:22px;line-height:32px;}
  .cta-band{padding:28px 24px;flex-direction:column;align-items:flex-start;}
  .cta-band .btn-cta{width:100%;}
  .timeline-item{gap:16px;}
  .timeline-body{padding:18px 18px;}
  .table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;}
  .cmp-table{min-width:640px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .form-card{padding:24px 20px;}
  .btn-cta{width:100%;}
}
@media (max-width:575.98px){
  .spec-list li{flex-direction:column;gap:4px;align-items:flex-start;}
  .spec-list li span:last-child{text-align:left;}
}

/* roulang page: category3 */
:root{
  --c-primary:#12776A;
  --c-primary-d:#0D5C52;
  --c-primary-l:#E6F2EF;
  --c-accent:#E0873C;
  --c-accent-d:#C96B24;
  --bg:#FAF7F2;
  --bg-2:#F1EDE6;
  --card:#FFFFFF;
  --t1:#1B2422;
  --t2:#5A6764;
  --t3:#8A9694;
  --inv:#F7FBFA;
  --line:rgba(20,33,31,.10);
  --line-strong:rgba(18,119,106,.28);
  --ok:#2E8B6B;
  --warn:#C96B24;
  --err:#C0453C;
  --r-pill:999px;
  --r-card:16px;
  --r-block:24px;
  --r-input:12px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(20,33,31,.05),0 10px 26px -14px rgba(20,33,31,.16);
  --sh-2:0 6px 14px rgba(20,33,31,.08),0 20px 40px -18px rgba(18,119,106,.28);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --sec:88px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:28px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-img);}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease);}
a:hover{color:var(--c-primary-d);}
h1,h2,h3,h4{margin:0;color:var(--t1);font-weight:700;}
h1{font-size:40px;line-height:48px;font-weight:800;}
h2{font-size:28px;line-height:36px;}
h3{font-size:20px;line-height:28px;font-weight:600;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;font-weight:700;}

/* 容器 */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){
  .container{max-width:1280px;}
}

/* 导航 */
.site-header{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:1030;
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled .nav-inner{
  box-shadow:var(--sh-1);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:64px;
  padding:8px 12px 8px 18px;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(18,119,106,.14);
  border-radius:var(--r-pill);
  transition:box-shadow var(--ease);
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  font-weight:700;
  font-size:17px;
  color:var(--t1);
  letter-spacing:0;
}
.brand:hover{color:var(--c-primary-d);}
.brand svg{width:30px;height:30px;flex:0 0 auto;}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
  flex-wrap:nowrap;
}
.nav-links .nav-link{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 14px;
  border-radius:var(--r-pill);
  font-size:15px;
  color:var(--t2);
  white-space:nowrap;
  background:transparent;
  transition:var(--ease);
}
.nav-links .nav-link:hover{
  color:var(--c-primary-d);
  background:rgba(18,119,106,.08);
}
.nav-links .nav-link.active{
  color:var(--c-primary-d);
  background:rgba(18,119,106,.12);
  font-weight:600;
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:8px;
  flex:0 0 auto;
}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid rgba(18,119,106,.2);
  background:#fff;
  border-radius:var(--r-pill);
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary-d);
}
.mobile-nav{
  width:min(320px,86vw);
  border-left:1px solid var(--line);
  background:#fff;
}
.mobile-nav .offcanvas-header{
  padding:20px 22px;
  border-bottom:1px solid var(--line);
}
.mobile-nav .offcanvas-title{
  font-size:17px;
  font-weight:700;
}
.mobile-nav .offcanvas-body{padding:14px;}
.mobile-nav .m-link{
  display:block;
  height:48px;
  line-height:48px;
  padding:0 16px;
  border-radius:var(--r-pill);
  color:var(--t2);
  font-size:16px;
}
.mobile-nav .m-link:hover,
.mobile-nav .m-link.active{
  color:var(--c-primary-d);
  background:rgba(18,119,106,.10);
  font-weight:600;
}
.mobile-nav .m-cta{margin-top:14px;}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-pill);
  font-size:16px;
  font-weight:600;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:var(--ease);
  text-align:center;
}
.btn-primary{
  background:var(--c-accent);
  border-color:var(--c-accent);
  color:#1B2422;
}
.btn-primary:hover,
.btn-primary:focus{
  background:var(--c-accent-d);
  border-color:var(--c-accent-d);
  color:#1B2422;
  transform:translateY(-1px);
}
.btn-outline{
  background:transparent;
  border-color:var(--c-primary);
  color:var(--c-primary-d);
}
.btn-outline:hover{
  background:rgba(18,119,106,.08);
  color:var(--c-primary-d);
  transform:translateY(-1px);
}
.btn-ghost{
  background:transparent;
  border-color:rgba(247,251,250,.66);
  color:var(--inv);
}
.btn-ghost:hover{
  background:rgba(247,251,250,.14);
  color:#fff;
  transform:translateY(-1px);
}
.btn-sm{height:40px;padding:0 18px;font-size:15px;}
.btn-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--c-primary);
  font-weight:600;
  font-size:15px;
}
.btn-link:hover{color:var(--c-primary-d);}
.btn-link::after{content:"→";transition:transform var(--ease);}
.btn-link:hover::after{transform:translateX(3px);}

/* 徽章 */
.badge-soft{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:600;
  line-height:20px;
  background:var(--c-primary-l);
  color:var(--c-primary-d);
}
.badge-accent{
  background:rgba(224,135,60,.16);
  color:var(--c-accent-d);
}

/* 页头 banner */
.page-hero-wrap{padding-top:104px;}
.page-hero{
  position:relative;
  border-radius:var(--r-block);
  overflow:hidden;
  min-height:260px;
  display:flex;
  align-items:center;
  background-image:linear-gradient(90deg,rgba(13,92,82,.86),rgba(13,92,82,.68)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='120' viewBox='0 0 240 120' fill='none' stroke='%23ffffff' stroke-opacity='.14' stroke-width='1'><path d='M0 84c22 0 30-24 51-24 22 0 29 24 51 24 21 0 29-24 50-24 22 0 30 24 51 24'/><path d='M0 104c22 0 30-18 48-18 19 0 27 18 46 18 19 0 26-18 45-18 19 0 27 18 46 18'/></svg>");
  background-repeat:repeat-x;
  background-position:bottom left;
  pointer-events:none;
}
.page-hero-inner{
  position:relative;
  z-index:1;
  padding:44px 46px;
  max-width:780px;
}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(247,251,250,.82);
  margin-bottom:16px;
}
.crumb a{color:rgba(247,251,250,.92);}
.crumb a:hover{color:#fff;text-decoration:underline;}
.crumb span.sep{opacity:.6;}
.crumb .current{color:#fff;font-weight:600;}
.page-hero h1{color:#fff;margin-bottom:14px;}
.page-hero .lead{
  color:rgba(247,251,250,.94);
  font-size:17px;
  line-height:30px;
  max-width:620px;
}
.hero-chips{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:24px;
}
.hero-chips .chip{
  display:inline-flex;
  align-items:center;
  height:32px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(247,251,250,.16);
  border:1px solid rgba(247,251,250,.28);
  color:#fff;
  font-size:13px;
  font-weight:600;
}

/* 板块 */
.section{padding:var(--sec) 0;}
.section-alt{background:var(--bg-2);}
.section-dark{background:var(--c-primary-d);color:var(--inv);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:40px;
}
.section-head .eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  color:var(--c-accent-d);
  letter-spacing:0;
  margin-bottom:8px;
}
.section-head p.sub{
  color:var(--t2);
  font-size:16px;
  margin-top:10px;
  max-width:640px;
}
.section-dark h2,
.section-dark .sub{color:var(--inv);}
.section-dark .sub{opacity:.85;}

/* 图文区块 A */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.split + .split{margin-top:72px;}
.split-media{
  position:relative;
  border-radius:var(--r-block);
  overflow:hidden;
  background:var(--bg-2);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
}
.split-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:0;
}
.split-media .tag-on-img{
  position:absolute;
  left:16px;
  bottom:16px;
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);
  color:var(--c-primary-d);
  font-size:12px;
  font-weight:600;
}
.split-body h3{margin-bottom:14px;}
.split-body p{color:var(--t2);margin-bottom:18px;}
.check-list li{
  position:relative;
  padding-left:26px;
  color:var(--t2);
  line-height:30px;
  margin-bottom:8px;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:2px;
  top:11px;
  width:14px;
  height:8px;
  border-left:2px solid var(--c-primary);
  border-bottom:2px solid var(--c-primary);
  transform:rotate(-45deg);
}

/* 时间轴 */
.timeline{
  position:relative;
  max-width:820px;
  margin:0 auto;
  padding-left:0;
}
.timeline::before{
  content:"";
  position:absolute;
  left:23px;
  top:12px;
  bottom:12px;
  width:1px;
  background:var(--line-strong);
}
.timeline li{
  position:relative;
  padding:0 0 34px 76px;
}
.timeline li:last-child{padding-bottom:0;}
.step-dot{
  position:absolute;
  left:0;
  top:0;
  width:48px;
  height:48px;
  border-radius:50%;
  background:#fff;
  border:1.5px solid var(--line-strong);
  color:var(--c-primary-d);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
  font-size:17px;
  font-variant-numeric:tabular-nums;
  box-shadow:var(--sh-1);
}
.timeline li h3{margin-bottom:8px;}
.timeline li p{color:var(--t2);}
.timeline .meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:12px;
}
.timeline .meta span{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:var(--r-pill);
  background:var(--c-primary-l);
  color:var(--c-primary-d);
  font-size:12px;
  font-weight:600;
}

/* 表格 */
.table-wrap{
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  background:#fff;
  box-shadow:var(--sh-1);
}
.data-table{
  width:100%;
  border-collapse:collapse;
  font-size:15px;
}
.data-table caption{
  caption-side:top;
  text-align:left;
  padding:20px 22px 4px;
  color:var(--t2);
  font-size:14px;
}
.data-table th,
.data-table td{
  padding:16px 22px;
  text-align:left;
  vertical-align:top;
  border-bottom:1px solid var(--line);
}
.data-table thead th{
  background:var(--c-primary-d);
  color:var(--inv);
  font-size:14px;
  font-weight:600;
  border-bottom:none;
  white-space:nowrap;
}
.data-table tbody tr:nth-child(odd){background:#fff;}
.data-table tbody tr:nth-child(even){background:var(--bg-2);}
.data-table tbody tr:last-child td{border-bottom:none;}
.data-table td strong{color:var(--t1);}
.data-table td{color:var(--t2);}
.table-scroll{overflow-x:auto;}

/* 卡片网格 */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:var(--line-strong);
}
.card-media{
  background:var(--bg-2);
  aspect-ratio:16/10;
  overflow:hidden;
}
.card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  border-radius:0;
  transition:transform var(--ease);
}
.card:hover .card-media img{transform:scale(1.03);}
.card-body{
  padding:20px 22px 22px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1 1 auto;
}
.card-body h3{
  font-size:18px;
  line-height:26px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color var(--ease);
}
.card:hover .card-body h3{color:var(--c-primary-d);}
.card-body p{
  color:var(--t2);
  font-size:15px;
  line-height:24px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-meta{
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:auto;
  padding-top:6px;
  font-size:13px;
  color:var(--t3);
}
.card-meta a{font-size:13px;font-weight:600;margin-left:auto;}
.badge-row{display:flex;flex-wrap:wrap;gap:8px;}

/* 数据条 */
.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  background:var(--c-primary-l);
  border-radius:20px;
  padding:26px 8px;
}
.stat{
  padding:0 24px;
  border-right:1px solid rgba(18,119,106,.18);
}
.stat:last-child{border-right:none;}
.stat .v{
  font-size:28px;
  line-height:36px;
  font-weight:800;
  color:var(--c-primary-d);
  font-variant-numeric:tabular-nums;
}
.stat .k{
  margin-top:6px;
  font-size:14px;
  color:var(--t2);
}

/* FAQ */
.faq{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.faq .accordion-item{
  border:none;
  border-bottom:1px solid var(--line);
  background:transparent;
}
.faq .accordion-item:last-child{border-bottom:none;}
.faq .accordion-button{
  background:transparent;
  color:var(--t1);
  font-size:16px;
  font-weight:600;
  line-height:28px;
  padding:22px 24px 22px 26px;
  border-radius:14px;
  box-shadow:none;
}
.faq .accordion-button:not(.collapsed){
  color:var(--c-primary-d);
  background:var(--c-primary-l);
  border-left:3px solid var(--c-primary);
}
.faq .accordion-button:focus{
  box-shadow:none;
  border-color:transparent;
  outline:2px solid var(--c-accent);
  outline-offset:-2px;
}
.faq .accordion-button::after{
  width:12px;
  height:12px;
  background-image:none;
  border-right:2px solid var(--c-primary);
  border-bottom:2px solid var(--c-primary);
  transform:rotate(45deg);
  transition:transform var(--ease);
  margin-left:auto;
}
.faq .accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg);
  background-image:none;
}
.faq .accordion-body{
  padding:6px 26px 24px;
  color:var(--t2);
  font-size:15px;
  line-height:28px;
}

/* CTA 条 */
.cta-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:40px 44px;
  border-radius:var(--r-block);
  background:var(--c-primary-d);
  color:var(--inv);
}
.cta-bar h2{color:#fff;font-size:26px;line-height:34px;}
.cta-bar p{color:rgba(247,251,250,.86);margin-top:10px;font-size:15px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.cta-note{
  margin-top:18px;
  font-size:13px;
  color:var(--t3);
}

/* 表单卡 */
.form-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px;
  box-shadow:var(--sh-1);
}
.form-card h3{margin-bottom:6px;}
.form-card .hint{color:var(--t2);font-size:14px;margin-bottom:16px;}
.field{margin-bottom:14px;}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--t1);
  margin-bottom:6px;
}
.field input,
.field select,
.field textarea{
  width:100%;
  height:46px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:var(--r-input);
  background:#fff;
  color:var(--t1);
  font-size:15px;
  font-family:inherit;
  transition:var(--ease);
}
.field textarea{height:auto;padding:12px 14px;line-height:26px;resize:vertical;}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--c-primary);
  box-shadow:0 0 0 4px rgba(18,119,106,.12);
}
.form-tip{font-size:12px;color:var(--t3);margin-top:12px;line-height:20px;}

/* 继续了解列表 */
.entry-list{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.entry{
  display:flex;
  align-items:center;
  gap:14px;
  padding:18px 20px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:var(--ease);
}
.entry:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--sh-2);
}
.entry .idx{
  flex:0 0 auto;
  width:34px;
  height:34px;
  border-radius:50%;
  background:var(--c-primary-l);
  color:var(--c-primary-d);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
  font-size:14px;
}
.entry .t{
  font-size:15px;
  font-weight:600;
  color:var(--t1);
  line-height:22px;
}
.entry:hover .t{color:var(--c-primary-d);}
.entry .d{font-size:13px;color:var(--t3);}

.back-home{
  display:flex;
  justify-content:center;
  margin-top:36px;
}

/* 页脚 */
.site-footer{
  background:var(--c-primary-d);
  color:var(--inv);
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:700;
  color:#fff;
  margin-bottom:14px;
}
.footer-brand svg{width:30px;height:30px;}
.footer-about{
  color:rgba(247,251,250,.78);
  font-size:14px;
  line-height:24px;
  max-width:340px;
}
.footer-col h3{
  font-size:14px;
  font-weight:600;
  color:#fff;
  margin:0 0 8px;
  padding-top:8px;
  position:relative;
}
.footer-col h3::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  width:26px;
  height:2px;
  border-radius:2px;
  background:var(--c-accent);
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li a,
.footer-col p{
  color:rgba(247,251,250,.82);
  font-size:14px;
  line-height:24px;
}
.footer-col li a:hover{color:#fff;text-decoration:underline;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  border-top:1px solid rgba(247,251,250,.18);
  padding:20px 0 26px;
  font-size:13px;
  color:rgba(247,251,250,.72);
}
.footer-bottom a{color:rgba(247,251,250,.9);}
.footer-bottom a:hover{color:#fff;}

/* 响应式 */
@media (max-width:1199px){
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .entry-list{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:991px){
  :root{--sec:64px;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-inner{min-height:56px;padding:6px 10px 6px 14px;}
  .nav-actions .btn-primary{display:none;}
  .page-hero-wrap{padding-top:92px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .split + .split{margin-top:56px;}
  .stats{grid-template-columns:repeat(2,1fr);row-gap:22px;}
  .stat:nth-child(2){border-right:none;}
  .stat:nth-child(3),
  .stat:nth-child(4){border-top:1px solid rgba(18,119,106,.18);padding-top:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:32px 30px;}
}
@media (max-width:767px){
  :root{--sec:48px;}
  h1{font-size:30px;line-height:38px;}
  h2{font-size:23px;line-height:32px;}
  .container{padding-left:16px;padding-right:16px;}
  .page-hero{min-height:180px;border-radius:20px;}
  .page-hero-inner{padding:28px 22px;}
  .page-hero .lead{font-size:15px;line-height:26px;}
  .card-grid{grid-template-columns:1fr;}
  .entry-list{grid-template-columns:1fr;}
  .table-wrap{border-radius:14px;}
  .data-table th,
  .data-table td{padding:13px 16px;font-size:14px;}
  .timeline li{padding-left:64px;}
  .timeline::before{left:20px;}
  .step-dot{width:42px;height:42px;font-size:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575px){
  h1{font-size:28px;line-height:36px;}
  .stats{grid-template-columns:1fr;}
  .stat{border-right:none;border-top:1px solid rgba(18,119,106,.18);padding-top:18px;}
  .stat:first-child{border-top:none;padding-top:0;}
  .btn{width:100%;}
  .cta-actions{width:100%;flex-direction:column;}
  .section-head{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category4 */
:root{
  --c-primary:#12776A;
  --c-primary-d:#0D5C52;
  --c-primary-l:#E6F2EF;
  --c-accent:#E0873C;
  --c-accent-d:#C96B24;
  --c-accent-l:#FBEEE1;
  --bg:#FAF7F2;
  --bg-2:#F1EDE6;
  --card:#FFFFFF;
  --t1:#1B2422;
  --t2:#5A6764;
  --t3:#8A9694;
  --inv:#F7FBFA;
  --line:rgba(20,33,31,.10);
  --line-strong:rgba(18,119,106,.28);
  --ok:#2E8B6B;
  --warn:#C96B24;
  --err:#C0453C;
  --r-pill:999px;
  --r-card:16px;
  --r-lg:24px;
  --r-input:12px;
  --sh-1:0 1px 2px rgba(20,33,31,.05), 0 10px 26px -14px rgba(20,33,31,.16);
  --sh-2:0 6px 14px rgba(20,33,31,.08), 0 20px 40px -18px rgba(18,119,106,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec-y:88px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-input);}
a{color:var(--c-primary);text-decoration:none;transition:color 220ms var(--ease);}
a:hover{color:var(--c-primary-d);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-accent);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:1280px;}
}

/* ============ 通用排版 ============ */
h1{font-size:40px;line-height:1.2;font-weight:800;}
h2{font-size:28px;line-height:1.3;font-weight:700;color:var(--t1);}
h3{font-size:20px;line-height:1.4;font-weight:600;color:var(--t1);}
.lead{font-size:17px;line-height:1.8;color:var(--t2);}
.muted{color:var(--t2);}
.small{font-size:14px;line-height:1.7;color:var(--t2);}
.num{font-variant-numeric:tabular-nums;font-weight:700;}

.section{padding:var(--sec-y) 0;}
.section.tight{padding:64px 0;}
.section.alt{background:var(--bg-2);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head p{max-width:660px;color:var(--t2);margin-top:10px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-l);border-radius:var(--r-pill);
  padding:6px 14px;margin-bottom:14px;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:1.5px solid transparent;transition:all 220ms var(--ease);
}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-primary{background:var(--c-accent);color:#1B2422;border-color:var(--c-accent);}
.btn-primary:hover{background:var(--c-accent-d);border-color:var(--c-accent-d);color:#1B2422;transform:translateY(-1px);}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover{background:rgba(18,119,106,.08);color:var(--c-primary-d);border-color:var(--c-primary-d);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--inv);border-color:rgba(247,251,250,.6);}
.btn-ghost:hover{background:rgba(247,251,250,.14);color:#FFFFFF;border-color:#FFFFFF;transform:translateY(-1px);}
.link-more{font-size:15px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px;}
.link-more::after{content:"→";transition:transform 220ms var(--ease);}
.link-more:hover::after{transform:translateX(4px);}

/* ============ 徽章 / 标签 ============ */
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;line-height:20px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--c-primary-l);color:var(--c-primary-d);
}
.badge-accent{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;line-height:20px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--c-accent-l);color:var(--c-accent-d);
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}

/* ============ 导航 ============ */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:1030;}
.nav-pill{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  height:64px;padding:0 10px 0 20px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid rgba(18,119,106,.14);
  transition:box-shadow 220ms var(--ease);
}
.site-header.scrolled .nav-pill{box-shadow:var(--sh-1);}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand svg{width:30px;height:30px;flex:0 0 auto;}
.brand-text{font-size:17px;font-weight:700;color:var(--t1);letter-spacing:0;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-link{
  display:inline-flex;align-items:center;height:40px;padding:0 14px;
  border-radius:var(--r-pill);font-size:14.5px;font-weight:600;color:var(--t2);
  transition:all 220ms var(--ease);white-space:nowrap;
}
.nav-link:hover{color:var(--c-primary-d);background:rgba(18,119,106,.07);}
.nav-link.active{color:var(--c-primary-d);background:rgba(18,119,106,.12);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;padding:0;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--t1);}
@media (max-width:991.98px){
  .nav-pill{height:56px;padding:0 8px 0 16px;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .brand-text{font-size:16px;}
}
@media (max-width:575.98px){
  .nav-actions .btn-primary{display:none;}
}
.offcanvas.mobile-nav{background:var(--bg);border-left:1px solid var(--line);max-width:88vw;}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.mobile-nav .offcanvas-title{font-size:16px;font-weight:700;}
.mobile-nav .offcanvas-body{padding:16px 20px 32px;}
.mobile-nav .m-link{
  display:flex;align-items:center;min-height:48px;padding:0 16px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--t2);margin-bottom:6px;background:#fff;border:1px solid var(--line);
}
.mobile-nav .m-link.active{background:rgba(18,119,106,.12);color:var(--c-primary-d);border-color:var(--line-strong);}
.mobile-nav .m-cta{margin-top:16px;}

/* ============ 页头 Banner ============ */
.page-top{padding-top:118px;}
.banner{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  min-height:280px;display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  box-shadow:var(--sh-1);
}
.banner::before{content:"";position:absolute;inset:0;background:rgba(13,92,82,.80);}
.banner::after{
  content:"";position:absolute;inset:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 120' fill='none' stroke='%23FFFFFF' stroke-opacity='.14' stroke-width='1'%3E%3Cpath d='M-10 90c30 0 45-26 75-26s45 26 75 26 45-26 75-26 45 26 75 26 45-26 70-26'/%3E%3Cpath d='M-10 60c30 0 45-24 75-24s45 24 75 24 45-24 75-24 45 24 75 24 45-24 70-24'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right bottom;background-size:60% auto;
}
.banner-inner{position:relative;z-index:2;padding:44px 40px;max-width:760px;}
.banner h1{color:var(--inv);margin-bottom:14px;font-size:38px;}
.banner-lead{color:rgba(247,251,250,.88);font-size:16px;line-height:1.8;max-width:620px;}
.banner .tag-row{margin-top:20px;}
.banner .badge-ghost{
  display:inline-flex;align-items:center;font-size:12px;font-weight:600;line-height:20px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(247,251,250,.14);color:var(--inv);border:1px solid rgba(247,251,250,.32);
}
.breadcrumb-bar{
  display:flex;align-items:center;gap:8px;font-size:13px;line-height:1.6;
  color:rgba(247,251,250,.78);margin-bottom:16px;flex-wrap:wrap;
}
.breadcrumb-bar a{color:rgba(247,251,250,.86);}
.breadcrumb-bar a:hover{color:#FFFFFF;text-decoration:underline;}
.breadcrumb-bar span.sep{opacity:.5;}
.breadcrumb-bar .current{color:#F6D9BE;}
@media (max-width:767.98px){
  .page-top{padding-top:96px;}
  .banner{min-height:180px;border-radius:var(--r-card);}
  .banner-inner{padding:28px 20px;}
  .banner h1{font-size:26px;}
  .banner-lead{font-size:15px;}
}

/* ============ 概览数据条 ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--c-primary-l);border-radius:20px;overflow:hidden;margin-top:32px;
}
.stat-strip .stat{padding:26px 20px;border-right:1px solid rgba(18,119,106,.16);}
.stat-strip .stat:last-child{border-right:0;}
.stat .val{font-size:28px;font-weight:800;color:var(--c-primary-d);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat .lab{font-size:14px;color:var(--t2);margin-top:6px;}
@media (max-width:767.98px){
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .stat-strip .stat:nth-child(2n){border-right:0;}
  .stat-strip .stat:nth-child(-n+2){border-bottom:1px solid rgba(18,119,106,.16);}
}
@media (max-width:575.98px){
  .stat-strip{grid-template-columns:1fr;}
  .stat-strip .stat{border-right:0;border-bottom:1px solid rgba(18,119,106,.16);}
  .stat-strip .stat:last-child{border-bottom:0;}
}

/* ============ 特性卡片矩阵 ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
  height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.card:hover h3{color:var(--c-primary-d);}
.card h3{transition:color 220ms var(--ease);margin-bottom:10px;}
.card p{font-size:15px;line-height:1.8;color:var(--t2);}
.card .card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;}
.card .idx{
  width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-l);color:var(--c-primary-d);font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;
}
.card .meta{margin-top:16px;font-size:13px;color:var(--t3);display:flex;align-items:center;gap:8px;}
.card .meta::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);flex:0 0 auto;}
@media (max-width:1199.98px){
  .grid-3{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767.98px){
  .grid-3,.grid-2{grid-template-columns:1fr;}
  .section{padding:64px 0;}
}
@media (max-width:575.98px){
  .section{padding:48px 0;}
}

/* ============ 对比表 ============ */
.table-wrap{
  overflow-x:auto;border-radius:var(--r-card);border:1px solid var(--line);
  background:var(--card);box-shadow:var(--sh-1);
}
table.spec-table{width:100%;min-width:760px;border-collapse:collapse;font-size:15px;}
table.spec-table caption{
  caption-side:top;text-align:left;padding:20px 24px 0;font-size:14px;color:var(--t2);
}
table.spec-table th,table.spec-table td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--line);}
table.spec-table thead th{
  background:var(--c-primary-d);color:var(--inv);font-weight:600;font-size:14px;
  border-bottom:0;white-space:nowrap;
}
table.spec-table tbody tr:nth-child(odd){background:var(--bg-2);}
table.spec-table tbody tr:hover{background:var(--c-primary-l);}
table.spec-table tbody td:first-child{font-weight:600;color:var(--t1);}
table.spec-table tbody tr:last-child td{border-bottom:0;}
.cell-strong{color:var(--c-primary-d);font-weight:700;}
.table-note{margin-top:18px;display:flex;flex-wrap:wrap;gap:12px;}
.table-note li{
  font-size:14px;color:var(--t2);background:#fff;border:1px solid var(--line);
  border-radius:var(--r-pill);padding:6px 14px;
}

/* ============ 时间轴 ============ */
.timeline{position:relative;margin-top:8px;}
.timeline-item{position:relative;padding:0 0 32px 68px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";position:absolute;left:21px;top:44px;bottom:-4px;width:1px;background:var(--line-strong);
}
.timeline-item:last-child::before{display:none;}
.timeline-item .dot{
  position:absolute;left:0;top:0;width:44px;height:44px;border-radius:50%;
  background:#fff;border:1px solid var(--line-strong);color:var(--c-primary-d);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;box-shadow:var(--sh-1);
}
.timeline-item h3{margin-bottom:8px;}
.timeline-item p{font-size:15px;color:var(--t2);max-width:760px;}
.timeline-item .tl-tags{margin-top:12px;}
@media (max-width:575.98px){
  .timeline-item{padding-left:56px;}
  .timeline-item .dot{width:36px;height:36px;font-size:14px;}
  .timeline-item::before{left:17px;top:38px;}
}

/* ============ 图文区块 ============ */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;}
.split .media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);background:var(--bg-2);
}
.split .media img{border-radius:0;width:100%;aspect-ratio:16/11;object-fit:cover;}
.split .media .media-cap{
  position:absolute;left:16px;bottom:16px;right:16px;
  background:rgba(255,255,255,.92);border-radius:var(--r-input);
  padding:12px 16px;font-size:13px;color:var(--t2);line-height:1.6;
}
.split h2{margin-bottom:16px;}
.split p{color:var(--t2);font-size:16px;}
.check-list{margin-top:22px;display:grid;gap:12px;}
.check-list li{position:relative;padding-left:28px;font-size:15px;color:var(--t1);}
.check-list li::before{
  content:"";position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--c-primary-l);border:1px solid var(--line-strong);
}
.check-list li::after{
  content:"";position:absolute;left:5px;top:10px;width:6px;height:3px;
  border-left:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);transform:rotate(-45deg);
}
@media (max-width:991.98px){
  .split{grid-template-columns:1fr;gap:28px;}
}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-accordion .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;
}
.faq-accordion .accordion-item:first-child{border-top:1px solid var(--line);}
.faq-accordion .accordion-header{margin:0;}
.faq-accordion .accordion-button{
  background:transparent;color:var(--t1);font-size:16px;font-weight:600;line-height:1.7;
  padding:20px 44px 20px 18px;border:0;box-shadow:none;border-radius:14px;
}
.faq-accordion .accordion-button:not(.collapsed){
  background:var(--c-primary-l);color:var(--c-primary-d);box-shadow:inset 3px 0 0 var(--c-primary);
}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:2px solid var(--c-accent);outline-offset:-2px;}
.faq-accordion .accordion-button::after{
  content:"";width:10px;height:10px;border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:rotate(45deg);background-image:none;transition:transform 220ms var(--ease);
  position:absolute;right:20px;top:50%;margin-top:-7px;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);margin-top:-3px;}
.faq-accordion .accordion-body{
  padding:4px 18px 22px;font-size:15px;color:var(--t2);line-height:1.9;
}

/* ============ CTA ============ */
.cta-band{
  background:var(--c-primary-d);border-radius:var(--r-lg);color:var(--inv);
  padding:44px 44px;display:flex;align-items:center;justify-content:space-between;gap:28px;
  flex-wrap:wrap;box-shadow:var(--sh-2);
}
.cta-band h2{color:var(--inv);font-size:26px;}
.cta-band p{color:rgba(247,251,250,.82);margin-top:10px;font-size:15px;max-width:620px;}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
@media (max-width:767.98px){
  .cta-band{padding:30px 24px;}
  .cta-band h2{font-size:22px;}
}

/* ============ 相关条目 ============ */
.related-card{
  display:flex;flex-direction:column;height:100%;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.related-card .thumb{aspect-ratio:16/9;background:var(--bg-2);overflow:hidden;}
.related-card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform 320ms var(--ease);}
.related-card:hover .thumb img{transform:scale(1.04);}
.related-card .body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.related-card h3{font-size:18px;transition:color 220ms var(--ease);}
.related-card:hover h3{color:var(--c-primary-d);}
.related-card p{font-size:14px;color:var(--t2);line-height:1.75;}
.related-card .foot{margin-top:auto;padding-top:8px;font-size:14px;font-weight:600;color:var(--c-primary);}
.back-home{margin-top:32px;text-align:center;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-d);color:var(--inv);margin-top:96px;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand svg{width:30px;height:30px;}
.footer-brand span{font-size:17px;font-weight:700;color:#FFFFFF;}
.footer-about{font-size:14px;line-height:1.9;color:rgba(247,251,250,.78);max-width:340px;}
.footer-col h3{
  font-size:14px;font-weight:600;color:#FFFFFF;margin-bottom:18px;padding-top:8px;position:relative;
}
.footer-col h3::before{
  content:"";position:absolute;top:0;left:0;width:26px;height:2px;border-radius:2px;background:var(--c-accent);
}
.footer-col ul{display:grid;gap:12px;}
.footer-col a,.footer-col p{font-size:14px;line-height:1.7;color:rgba(247,251,250,.78);}
.footer-col a:hover{color:#FFFFFF;text-decoration:underline;}
.footer-bottom{
  border-top:1px solid rgba(247,251,250,.18);padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(247,251,250,.7);
}
.footer-bottom a{color:rgba(247,251,250,.86);}
.footer-bottom a:hover{color:#FFFFFF;text-decoration:underline;}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{margin-top:64px;padding-top:48px;}
}