/* roulang page: index */
:root{
  --brand-green:#1E3F34;
  --brand-deep:#132B24;
  --moss:#637D70;
  --gold:#C49A5A;
  --cream:#F5F3EC;
  --mist:#E9ECE6;
  --ink:#1B2620;
  --ink-soft:#6B776F;
  --line:#DCDDD3;
  --white:#fff;
  --radius-sm:4px;
  --radius-md:8px;
  --radius-lg:12px;
  --shadow-sm:0 10px 28px rgba(35,55,46,.06);
  --shadow-hover:0 16px 40px rgba(35,55,46,.14);
  --font-serif:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",serif;
  --font-sans:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--cream);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4,h5{font-family:var(--font-serif);line-height:1.25;margin-top:0;color:var(--ink)}
p{margin-top:0}
ul{list-style:none;margin:0;padding:0}
.grid-container{max-width:1200px}
.is-visible{display:block!important}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  min-height:48px;
  padding:0 26px;
  border-radius:6px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1;
  white-space:nowrap;
  transition:.28s ease;
}
.btn:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.btn-primary{background:var(--brand-green);color:#fff;border-color:var(--brand-green)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn-gold{background:var(--gold);color:var(--brand-deep);border-color:var(--gold)}
.btn-gold:hover{background:#b3874a;transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.62)}
.btn-ghost:hover{background:var(--gold);color:var(--brand-deep);border-color:var(--gold)}
.btn-lg{min-height:54px;padding:0 32px;font-size:16px}
.btn-sm{min-height:42px;padding:0 22px}

.section{padding:96px 0}
.section--soft{background:var(--cream)}
.section--mist{background:var(--mist)}
.section--white{background:#fff}

.section-head{margin-bottom:44px;position:relative}
.section-kicker{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--brand-green);
  font-size:14px;
  font-weight:600;
  letter-spacing:.08em;
  text-transform:uppercase;
  margin-bottom:12px;
}
.section-kicker::before{content:'';width:22px;height:1px;background:var(--gold)}
.section-title{font-size:30px;line-height:1.3;margin-bottom:12px}
.section-lead{color:var(--ink-soft);font-size:16px;max-width:700px;margin-bottom:0}

.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px}
.section-head--split .section-lead{margin-bottom:4px}

/* top ribbon */
.top-ribbon{
  min-height:38px;
  display:flex;
  align-items:center;
  background:var(--brand-deep);
  color:rgba(255,255,255,.86);
  font-size:13px;
  padding:7px 0;
  border-bottom:1px solid rgba(255,255,255,.04);
}
.top-ribbon-inner{
  display:flex;
  align-items:center;
  gap:16px;
}
.ribbon-link{color:#fff;font-weight:500;border-bottom:1px solid rgba(255,255,255,.45);transition:.2s}
.ribbon-link:hover{color:var(--gold);border-color:var(--gold)}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(196,154,90,.14);display:inline-block;margin-right:6px}

/* site header */
.site-header{position:relative;z-index:60;background:var(--cream)}
.nav-shell{
  background:rgba(245,243,236,.92);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(8px);
  position:sticky;
  top:0;
  z-index:50;
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:28px;
  min-height:76px;
}
.brand-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-serif);
  font-size:24px;
  font-weight:700;
  color:var(--brand-green);
  line-height:1;
  letter-spacing:.01em;
  margin-right:8px;
}
.brand-logo svg{width:31px;height:31px;flex:0 0 auto;color:var(--brand-green)}
.brand-logo span{white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;flex:1;margin:0}
.nav-link{
  display:inline-flex;
  align-items:center;
  height:52px;
  padding:0 16px;
  font-size:15px;
  color:var(--ink);
  position:relative;
  transition:.2s;
  border-radius:6px;
}
.nav-link:hover{color:var(--brand-green);background:rgba(30,63,52,.04)}
.nav-link.active{color:var(--brand-green);font-weight:600}
.nav-link.active::after{
  content:'';
  position:absolute;
  left:16px;
  right:16px;
  bottom:10px;
  height:2px;
  background:var(--gold);
  border-radius:2px;
}
.nav-cta{margin-left:4px;flex:0 0 auto}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:8px;
  align-items:center;
  justify-content:center;
  color:var(--brand-green);
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:'';
  display:block;
  width:18px;height:2px;
  background:currentColor;
  border-radius:2px;
  transition:.25s;
}
.nav-toggle span{position:relative}
.nav-toggle span::before{position:absolute;top:-6px;left:0;width:18px}
.nav-toggle span::after{position:absolute;top:6px;left:0;width:18px}
.nav-toggle.is-active span{background:transparent}
.nav-toggle.is-active span::before{top:0;transform:rotate(45deg)}
.nav-toggle.is-active span::after{top:0;transform:rotate(-45deg)}

/* hero */
.hero-section{
  position:relative;
  overflow:hidden;
  background:linear-gradient(125deg,var(--brand-green) 0%,var(--brand-deep) 65%);
  color:#fff;
  padding:96px 0 110px;
}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;
  background-position:center 62%;
  opacity:.22;
  pointer-events:none;
}
.hero-section::after{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 88% 20%,rgba(196,154,90,.16),transparent 34%),linear-gradient(100deg,rgba(19,43,36,.55) 0,rgba(19,43,36,0) 62%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2}
.hero-copy{padding-right:34px}
.hero-event{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 12px;
  border:1px solid rgba(196,154,90,.7);
  border-radius:999px;
  background:rgba(196,154,90,.1);
  color:#f0d9b4;
  font-size:12px;
  letter-spacing:.04em;
  margin-bottom:22px;
}
.hero-title{
  color:#fff;
  font-size:clamp(42px,6vw,66px);
  line-height:1.16;
  font-weight:600;
  margin-bottom:20px;
}
.hero-title em{font-style:normal;color:var(--gold)}
.hero-sub{
  font-size:17px;
  line-height:1.9;
  color:rgba(255,255,255,.84);
  max-width:520px;
  margin-bottom:30px;
}
.hero-check{display:flex;flex-wrap:wrap;gap:10px 24px;margin-bottom:34px}
.hero-check li{display:flex;align-items:center;gap:6px;font-size:14px;color:rgba(255,255,255,.87)}
.hero-check svg{width:16px;height:16px;color:var(--gold);flex:none;margin-right:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-actions .btn{min-width:170px}

.hero-chip{
  display:inline-flex;align-items:center;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);
  color:#fff;
  border-radius:999px;
  padding:7px 14px;
  font-size:13px;
  gap:7px;
  margin-right:8px;
}
.hero-chip span{color:var(--gold)}

.hero-visual{
  position:relative;
  padding:8px 8px 0 0;
}
.hero-card{
  position:relative;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);
  border-radius:16px;
  padding:12px;
  backdrop-filter:blur(7px);
  box-shadow:0 28px 70px rgba(10,25,18,.3);
}
.hero-card img{width:100%;height:430px;object-fit:cover;border-radius:12px}
.hero-card-caption{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:16px 10px 8px;
  color:rgba(255,255,255,.9);
  font-size:14px;
}
.hero-card-caption b{color:var(--gold);font-weight:600}
.hero-float-tag{
  position:absolute;
  top:86px;
  right:-8px;
  z-index:3;
  background:#fff;
  color:var(--ink);
  font-size:13px;
  font-weight:600;
  padding:11px 14px;
  border-radius:10px;
  display:flex;
  align-items:center;
  gap:8px;
  box-shadow:var(--shadow-hover);
}
.hero-float-tag span{
  width:8px;height:8px;border-radius:50%;
  background:#69b46b;
  box-shadow:0 0 0 4px rgba(105,180,107,.2);
}

/* trust strip */
.trust-strip{
  background:var(--cream);
  border-bottom:1px solid var(--line);
  padding:18px 0;
}
.trust-item{
  display:flex;
  align-items:center;
  gap:14px;
  min-height:58px;
  padding:8px 22px 8px 8px;
  border-right:1px solid var(--line);
}
.trust-item:last-child{border-right:0}
.trust-label{
  width:84px;
  flex:0 0 auto;
  color:var(--brand-green);
  font-weight:700;
  font-size:15px;
  position:relative;
  padding-left:12px;
}
.trust-label::before{content:'';position:absolute;left:0;top:10px;width:3px;height:16px;background:var(--gold);border-radius:4px}
.trust-desc{color:var(--ink-soft);font-size:14px;line-height:1.45;margin:0}

/* product section */
.product-section{padding:104px 0 90px}
.product-grid{margin-top:12px}
.product-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .3s,box-shadow .3s;
  height:100%;
  display:flex;
  flex-direction:column;
}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.product-media{position:relative;height:188px;overflow:hidden;background:var(--mist)}
.product-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.product-card:hover .product-media img{transform:scale(1.04)}
.product-badge{
  position:absolute;top:14px;left:14px;
  background:#fff;color:var(--brand-green);
  border:1px solid var(--line);
  border-radius:999px;
  font-size:12px;
  line-height:1;
  padding:6px 10px;
  font-weight:600;
  box-shadow:0 4px 12px rgba(35,55,46,.08);
}
.product-body{padding:22px 22px 18px;display:flex;flex-direction:column;flex:1}
.product-title{font-family:var(--font-sans);font-size:18px;font-weight:600;line-height:1.45;margin-bottom:10px;color:var(--ink)}
.product-summary{color:var(--ink-soft);font-size:14px;line-height:1.7;flex:1;margin-bottom:18px}
.product-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-top:1px solid var(--mist);
  padding-top:14px;
  margin-bottom:12px;
  font-size:13px;
  color:var(--ink-soft);
}
.product-meta .state{display:inline-flex;align-items:center;gap:6px;color:var(--brand-green);font-weight:500}
.product-meta .state::before{content:'';width:6px;height:6px;border-radius:50%;background:#6fae83;box-shadow:0 0 0 3px rgba(111,174,131,.14)}
.product-link{
  display:inline-flex;align-items:center;gap:5px;
  color:var(--brand-green);font-weight:600;font-size:14px;
  transition:.2s;
}
.product-link:hover{color:var(--gold)}
.view-all-link{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:600;
  font-size:14px;
  color:var(--brand-green);
  border-bottom:1px solid transparent;
  transition:.2s;
}
.view-all-link:hover{color:var(--gold);border-color:var(--gold)}

/* reviews */
.review-section{padding:96px 0}
.review-wrap{max-width:1050px;margin:0 auto;position:relative}
.review-viewport{overflow:hidden;border-radius:var(--radius-lg)}
.review-track{display:flex;align-items:stretch;transition:transform .55s ease}
.review-slide{flex:0 0 100%;width:100%;padding:4px}
.review-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:44px 54px;
  box-shadow:var(--shadow-sm);
  position:relative;
}
.review-card::before{
  content:'“';
  position:absolute;top:14px;right:32px;
  font-size:86px;line-height:1;
  color:var(--gold);
  font-family:var(--font-serif);
  opacity:.5;
}
.review-text{
  font-size:19px;
  line-height:1.9;
  color:var(--ink);
  margin-bottom:26px;
  padding-left:20px;
  border-left:3px solid var(--gold);
}
.review-author{display:flex;align-items:center;gap:14px}
.review-avatar{
  width:44px;height:44px;border-radius:50%;
  background:var(--brand-green);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:600;flex:0 0 auto;
}
.review-author-name{font-weight:700;font-size:15px}
.review-author-region{color:var(--ink-soft);font-size:13px;margin:2px 0 0}

.review-controls{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  margin-top:34px;
}
.review-arrows{display:flex;gap:10px}
.review-arrows button{
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand-green);
  font-size:20px;
  display:flex;align-items:center;justify-content:center;
  transition:.2s;
}
.review-arrows button:hover{background:var(--brand-green);color:#fff;border-color:var(--brand-green)}
.review-arrows button:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.review-dots{display:flex;gap:8px}
.review-dots button{
  width:9px;height:9px;border-radius:999px;
  padding:0;border:0;
  background:var(--line);
  transition:.25s;
}
.review-dots button.is-active{width:28px;background:var(--gold)}

/* guarantee */
.guarantee-items{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:34px 0 18px;
}
.guarantee-item{
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
  margin-bottom:20px;
}
.guarantee-icon{
  width:64px;height:64px;border-radius:50%;
  background:var(--mist);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;
  color:var(--brand-deep);
}
.guarantee-icon svg{width:30px;height:30px}
.guarantee-item h3{font-size:16px;font-weight:600;margin-bottom:4px;font-family:var(--font-sans)}
.guarantee-item p{font-size:13px;color:var(--ink-soft);margin:0}

/* faq */
.faq-wrap{max-width:980px;margin:0 auto}
.faq-list{border-top:1px solid var(--line)}
.faq-item{
  border-bottom:1px solid var(--line);
  background:transparent;
  transition:background .25s;
}
.faq-item details{background:transparent}
.faq-item summary{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  padding:22px 0;
  cursor:pointer;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  list-style:none;
  transition:.2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-green)}
.faq-item summary::after{
  content:'+';
  font-size:24px;
  font-weight:300;
  color:var(--gold);
  line-height:1;
  transition:.25s;
}
.faq-item details[open] summary::after{content:'−'}
.faq-answer{
  padding:0 44px 26px 0;
  color:var(--ink-soft);
  font-size:15px;
  line-height:1.9;
}
.faq-answer p{margin:0}

/* news section */
.news-section{
  background:
    linear-gradient(rgba(21,47,38,.83),rgba(21,47,38,.89)),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  color:#fff;
  border-top:1px solid rgba(196,154,90,.3);
  border-bottom:1px solid rgba(196,154,90,.3);
}
.news-section .section-title,
.news-section .section-lead{color:#fff}
.news-section .section-lead{color:rgba(255,255,255,.72)}
.news-section .section-kicker{color:var(--gold)}
.news-section .section-kicker::before{background:var(--gold)}
.news-list{
  margin-top:32px;
}
.news-row{
  display:flex;
  align-items:flex-start;
  gap:26px;
  padding:25px 0;
  border-bottom:1px solid rgba(255,255,255,.12);
  transition:.2s;
}
.news-row:first-child{border-top:1px solid rgba(255,255,255,.12)}
.news-row:hover{background:rgba(255,255,255,.05);padding-left:14px;padding-right:14px;border-radius:10px}
.news-meta{flex:0 0 160px;display:flex;flex-direction:column;gap:8px;padding-top:4px}
.news-meta .tag{
  display:inline-flex;
  width:max-content;
  border:1px solid rgba(255,255,255,.3);
  color:rgba(255,255,255,.82);
  background:rgba(255,255,255,.04);
  font-size:12px;
  border-radius:38px;
  padding:4px 10px;
  line-height:1.2;
}
.news-meta time{font-size:13px;color:rgba(255,255,255,.58)}
.news-body{flex:1;min-width:0}
.news-body strong{
  display:block;
  font-size:18px;
  font-weight:600;
  color:#fff;
  margin-bottom:8px;
  line-height:1.5;
}
.news-body span{display:block;color:rgba(255,255,255,.65);font-size:14px;line-height:1.7}
.news-empty{
  border:1px dashed rgba(255,255,255,.42);
  border-radius:12px;
  color:var(--ink-soft);
  background:rgba(255,255,255,.05);
  text-align:center;
  padding:56px 20px;
  margin-top:32px;
  color:#fff;
  font-size:14px;
}
.news-more-wrap{margin-top:34px}

/* contact */
.contact-section{
  padding:100px 0;
  background:
    radial-gradient(circle at 92% 18%,rgba(255,255,255,.44),transparent 24%),
    var(--gold);
  color:var(--brand-deep);
}
.contact-left .section-kicker{color:var(--brand-deep)}
.contact-left .section-kicker::before{background:var(--brand-deep)}
.contact-title{font-size:34px;font-weight:600;color:var(--brand-deep);margin-bottom:14px}
.contact-desc{color:#4f3c24;font-size:16px;max-width:480px}
.contact-form{
  background:#fffdf8;
  border-radius:var(--radius-lg);
  padding:34px;
  box-shadow:0 18px 48px rgba(71,55,25,.13);
  border:1px solid rgba(255,255,255,.7);
}
.form-label{display:block;font-size:13px;color:var(--brand-deep);margin-bottom:6px;font-weight:600}
.form-field{
  width:100%;
  border:1px solid #d9c7a8;
  background:#fff;
  border-radius:7px;
  padding:13px 14px;
  min-height:48px;
  font-size:15px;
  color:var(--ink);
  transition:.2s;
}
.form-field:focus{outline:none;border-color:var(--brand-green);box-shadow:0 0 0 3px rgba(30,63,52,.12)}
.form-row{margin-bottom:16px}
.form-success{
  background:#e4eee5;
  border:1px solid #b7cdba;
  color:#215437;
  font-size:14px;
  border-radius:8px;
  padding:12px 14px;
  margin-top:10px;
}

/* footer */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.72);padding:64px 0 30px}
.footer-brand{display:flex;flex-direction:column;gap:18px}
.footer-logo{
  color:#fff;
  font-family:var(--font-serif);
  font-size:23px;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  gap:10px;
}
.footer-logo svg{width:28px;height:28px;color:var(--gold)}
.footer-desc{font-size:14px;line-height:1.9;max-width:300px}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-column{display:flex;flex-direction:column;gap:9px;font-size:14px}
.footer-column a{color:rgba(255,255,255,.72);transition:.2s}
.footer-column a:hover{color:var(--gold)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  margin-top:40px;
  padding-top:24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:rgba(255,255,255,.48);
}

/* responsive */
@media (max-width:1023px){
  .section{padding:76px 0}
  .hero-section{padding:78px 0 80px}
  .hero-title{font-size:44px}
  .hero-visual{margin-top:48px;padding-right:0}
  .hero-float-tag{right:10px;top:88px}
  .nav-links{
    display:none;
    position:absolute;
    top:calc(100% + 8px);
    left:16px;right:16px;
    flex-direction:column;
    align-items:stretch;
    background:#fff;
    border:1px solid var(--line);
    border-radius:14px;
    padding:10px;
    box-shadow:var(--shadow-hover);
    z-index:50;
  }
  .nav-links.nav-open{display:flex}
  .nav-link{
    height:48px;
    border-radius:8px;
    justify-content:flex-start;
    padding:0 14px;
  }
  .nav-link.active::after{left:14px;right:auto;width:22px;bottom:12px}
  .nav-toggle{display:inline-flex}
  .nav-cta{margin-left:auto}
  .trust-item{border-right:0;border-bottom:1px solid var(--line);padding:8px 4px}
  .trust-item:last-child{border-bottom:0}
  .review-card{padding:34px 26px}
  .news-row{flex-direction:column;gap:8px}
  .news-meta{flex:1 1 auto;flex-direction:row;align-items:center;gap:12px;padding-top:0}
  .news-meta time{margin-left:auto}
}
@media (max-width:639px){
  .section{padding:62px 0}
  .hero-section{padding:62px 0 70px}
  .hero-title{font-size:36px}
  .hero-sub{font-size:16px}
  .hero-card img{height:300px}
  .hero-float-tag{position:static;margin-top:12px;width:max-content;box-shadow:none}
  .section-title{font-size:26px}
  .section-head--split{flex-direction:column;align-items:flex-start;gap:16px}
  .product-media{height:220px}
  .review-text{font-size:17px;padding-left:14px}
  .contact-form{padding:24px}
  .top-ribbon-inner{flex-wrap:wrap;gap:4px}
  .trust-desc{font-size:13px}
  .btn{width:auto}
  .hero-actions .btn{min-width:auto;flex:1 1 auto}
}

/* roulang page: category1 */
:root{
  --primary:#1E3F34;
  --primary-deep:#132B24;
  --secondary:#637D70;
  --accent:#C49A5A;
  --bg:#F5F3EC;
  --bg-soft:#E9ECE6;
  --ink:#1B2620;
  --ink-weak:#6B776F;
  --line:#DCDDD3;
  --white:#ffffff;
  --radius:8px;
  --radius-sm:4px;
  --radius-lg:12px;
  --shadow:0 10px 28px rgba(35,55,46,.08);
  --shadow-hover:0 16px 40px rgba(35,55,46,.14);
  --transition:.25s ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;background:var(--bg);color:var(--ink);line-height:1.8;font-size:16px;}
img{display:block;max-width:100%;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .2s;}
a:hover{color:var(--accent);}
.grid-container{max-width:1280px;}
.text-center{text-align:center;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
@media(max-width:640px){
  .section{padding:64px 0;}
  .section-tight{padding:40px 0;}
}
/* header & nav */
.site-header{background:rgba(245,243,236,.96);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100;}
.notice-bar{background:var(--primary-deep);color:rgba(255,255,255,.9);font-size:13px;padding:8px 0;text-align:center;letter-spacing:.02em;}
.notice-bar a{color:#fff;border-bottom:1px solid rgba(255,255,255,.5);margin-left:6px;font-weight:500;}
.nav-shell{background:transparent;}
.nav-inner{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:20px;flex-wrap:nowrap;position:relative;}
.brand-logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:700;color:var(--primary-deep);font-family:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",serif;letter-spacing:.02em;flex-shrink:0;}
.brand-logo svg{width:34px;height:34px;color:var(--primary);}
.brand-logo:hover{color:var(--primary);}
.nav-links{display:flex;align-items:center;gap:32px;list-style:none;margin:0;padding:0;}
.nav-link,.nav-links a.nav-link{font-size:15px;font-weight:500;color:var(--ink);padding:10px 0;border-bottom:2px solid transparent;line-height:1.4;white-space:nowrap;}
.nav-link:hover,.nav-links a.nav-link:hover{color:var(--primary);border-bottom-color:var(--accent);}
.nav-link.active,.nav-links a.nav-link.active{color:var(--primary);border-bottom-color:var(--accent);font-weight:600;}
.nav-cta{margin-left:8px;flex-shrink:0;}
.nav-toggle{display:none;width:44px;height:44px;background:transparent;border:1px solid var(--line);border-radius:var(--radius-sm);cursor:pointer;padding:12px;flex-direction:column;justify-content:center;gap:5px;}
.nav-toggle span{display:block;height:2px;width:100%;background:var(--primary);transition:var(--transition);}
@media(max-width:900px){
  .nav-toggle{display:flex;align-items:center;justify-content:center;padding:0;}
  .nav-toggle span{width:22px;}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--bg);flex-direction:column;align-items:flex-start;padding:12px 20px 20px;border-bottom:1px solid var(--line);gap:0;margin:0;box-shadow:0 20px 30px rgba(35,55,46,.08);}
  .nav-links.open{display:flex;z-index:200;}
  .nav-link,.nav-links a.nav-link{padding:12px 0;font-size:16px;width:100%;border-bottom:1px solid rgba(0,0,0,.05);}
  .nav-link.active,.nav-links a.nav-link.active{border-bottom-color:var(--accent);}
  .nav-link:last-child{border-bottom:none;}
  .nav-cta{margin-left:0;}
}
@media(max-width:640px){
  .brand-logo{font-size:19px;gap:6px;}
  .brand-logo svg{width:28px;height:28px;}
}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:6px;font-size:16px;font-weight:500;line-height:1;transition:all .25s ease;cursor:pointer;border:1px solid transparent;white-space:nowrap;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);}
.btn-primary:hover{background:var(--primary-deep);border-color:var(--primary-deep);color:#fff;}
.btn-accent{background:var(--accent);color:var(--primary-deep);border-color:var(--accent);font-weight:600;}
.btn-accent:hover{background:var(--primary-deep);border-color:var(--primary-deep);color:#fff;transform:translateY(1px);}
.btn-secondary{background:transparent;color:var(--primary);border:1px solid var(--primary);}
.btn-secondary:hover{background:var(--primary);border-color:var(--primary);color:#fff;}
.btn-ghost-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.6);}
.btn-ghost-light:hover{background:#fff;color:var(--primary-deep);border-color:#fff;}
/* hero */
.page-hero{background:linear-gradient(104deg,rgba(19,43,36,.92),rgba(19,43,36,.75)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;padding:100px 0 90px;color:#fff;}
.page-hero .grid-container{max-width:1280px;}
.page-hero .breadcrumb{font-size:13px;color:rgba(255,255,255,.7);margin-bottom:18px;display:flex;align-items:center;gap:8px;}
.page-hero .breadcrumb a{color:rgba(255,255,255,.85);}
.page-hero .breadcrumb a:hover{color:var(--accent);}
.breadcrumb-sep{opacity:.5;}
.page-hero .hero-content{max-width:780px;}
.page-hero h1{font-size:42px;line-height:1.25;font-weight:600;font-family:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",serif;margin-bottom:18px;color:#fff;letter-spacing:.02em;}
@media(min-width:1024px){
  .page-hero h1{font-size:52px;}
}
.hero-desc{font-size:17px;line-height:1.9;color:rgba(255,255,255,.88);max-width:640px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:18px 30px;margin-top:24px;font-size:14px;color:rgba(255,255,255,.7);}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;}
.hero-tag{height:32px;display:inline-flex;align-items:center;padding:0 14px;border:1px solid rgba(255,255,255,.25);border-radius:30px;font-size:12px;color:#fff;}
.hero-bottom-btns{display:flex;gap:12px;margin-top:36px;flex-wrap:wrap;align-items:center;}
.hero-key-point{margin-top:36px;border-left:3px solid var(--accent);padding:4px 0 4px 16px;font-size:15px;color:rgba(255,255,255,.9);}
@media(max-width:640px){
  .page-hero{padding:60px 0 65px;}
  .page-hero h1{font-size:30px;}
  .hero-desc{font-size:15px;}
  .hero-tags{gap:6px;}
  .hero-tag{height:28px;padding:0 10px;font-size:11px;}
}
/* section title */
.section-title{font-size:32px;line-height:1.3;font-weight:600;font-family:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",serif;margin:0 0 12px;color:var(--ink);}
.section-sub{font-size:16px;color:var(--ink-weak);max-width:720px;}
@media(max-width:640px){
  .section-title{font-size:25px;}
}
.head-desc{margin-bottom:44px;}
/* categories cards */
.equip-grid .grid-container{padding-left:0;padding-right:0;}
.panel-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;transition:box-shadow var(--transition);height:100%;}
.panel-card:hover{box-shadow:var(--shadow-hover);}
.panel-media{position:relative;overflow:hidden;}
.panel-media img{width:100%;aspect-ratio:4/3;object-fit:cover;object-position:center;transition:transform .4s;}
.panel-card:hover .panel-media img{transform:scale(1.04);}
.panel-label{position:absolute;left:12px;top:12px;height:26px;padding:0 10px;background:var(--primary-deep);color:#fff;font-size:12px;display:inline-flex;align-items:center;border-radius:30px;line-height:1;z-index:2;}
.panel-label.panel-label-accent{background:var(--accent);color:var(--primary-deep);}
.panel-body{padding:24px;display:flex;flex-direction:column;gap:8px;}
.panel-title{font-size:19px;font-weight:600;line-height:1.45;margin:0;color:var(--ink);}
.panel-text{font-size:14px;color:var(--ink-weak);line-height:1.75;margin:0 0 4px;}
.panel-link{margin-top:auto;font-size:14px;font-weight:500;color:var(--primary);}
.panel-link:hover{color:var(--accent);}
/* data strip */
.trust-strip{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0;}
.trust-strip .grid-x{gap:0;}
.trust-strip .strip-cell{display:flex;align-items:center;gap:0;padding:12px 12px;position:relative;}
.trust-strip .strip-cell+.strip-cell::before{content:'';position:absolute;left:0;top:25%;height:50%;width:1px;background:var(--line);}
@media(max-width:1024px){.trust-strip .strip-cell+.strip-cell::before{display:none;}}
.strip-icon{width:30px;height:30px;color:var(--accent);margin-right:12px;flex-shrink:0;}
.strip-cell strong{display:block;color:var(--primary-deep);font-size:20px;line-height:1.3;}
.strip-cell span{font-size:13px;color:var(--secondary);}
@media(max-width:640px){
  .trust-strip{padding:12px 0;}
  .trust-strip .strip-cell{padding:8px 0;justify-content:flex-start;border-bottom:1px solid var(--line);}
  .trust-strip .strip-cell:last-child{border-bottom:none;}
}
/* feature media */
.two-col-feature{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center;}
@media(max-width:940px){.two-col-feature{grid-template-columns:1fr;gap:30px;}}
.feature-media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);}
.feature-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.feature-copy h2{font-size:29px;color:var(--ink);font-family:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",serif;line-height:1.4;margin-top:0;margin-bottom:10px;}
.feature-copy>p{color:var(--ink-weak);font-size:16px;margin-bottom:28px;}
.check-list{list-style:none;padding:0;margin:0 0 32px;}
.check-list li{padding:8px 0 8px 34px;position:relative;font-size:15px;line-height:1.7;border-bottom:1px solid rgba(0,0,0,.04);}
.check-list li::before{content:"✓";position:absolute;left:4px;top:7px;width:22px;height:22px;border-radius:50%;background:var(--primary);color:#fff;font-size:12px;display:inline-flex;align-items:center;justify-content:center;}
.check-list li:last-child{border-bottom:none;}
/* scenes / covercard */
.scene-grid{margin-top:16px;}
.scene-item{position:relative;overflow:hidden;border-radius:var(--radius);border:1px solid var(--line);background:var(--white);}
.scene-item img{width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform .4s;}
.scene-item:hover img{transform:scale(1.03);}
.scene-overlay{position:absolute;left:12px;bottom:12px;padding:10px 28px 8px 12px;background:rgba(27,38,32,.82);border-radius:var(--radius-sm);color:#fff;}
.scene-overlay strong{font-size:17px;color:#fff;}
.scene-overlay span{display:block;font-size:13px;color:rgba(255,255,255,.7);}
/* apply count step card */
.step-card{height:100%;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;box-shadow:none;transition:box-shadow var(--transition),transform var(--transition);}
.step-card:hover{box-shadow:var(--shadow);transform:translateY(-4px);}
.step-no{font-size:12px;color:var(--accent);letter-spacing:.1em;font-weight:500;border:1px solid var(--accent);width:32px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:4px;margin-bottom:16px;}
.step-card h3{font-size:17px;margin:0 0 8px;color:var(--ink);}
.step-card p{font-size:14px;color:var(--ink-weak);margin-bottom:0;}
/* solution cta pannel */
.solution-split{background:var(--primary-deep);border-radius:var(--radius-lg);padding:48px;display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center;color:#fff;position:relative;overflow:hidden;}
.solution-split::after{content:'';position:absolute;right:-70px;bottom:-70px;width:260px;height:260px;border:1px solid rgba(255,255,255,.15);border-radius:50%;}
.solution-split::before{content:'';position:absolute;right:-20px;bottom:-20px;width:180px;height:180px;border:1px solid rgba(255,255,255,.1);border-radius:50%;z-index:1;}
.solution-copy h2{color:#fff;font-size:30px;margin:0 0 14px;font-family:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",serif;line-height:1.4;}
.solution-copy p{color:rgba(255,255,255,.8);margin-bottom:24px;max-width:620px;}
.solution-copy .btn-group{position:relative;z-index:5;display:flex;flex-wrap:wrap;gap:14px;}
.solution-list{list-style:none;margin:0;padding:0;}
.solution-list li{display:flex;align-items:center;gap:14px;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.15);font-size:15px;color:rgba(255,255,255,.9);} 
.solution-list li:last-child{border-bottom:none;}
.solution-list i{color:var(--accent);font-style:normal;font-weight:700;font-size:18px;width:22px;flex-shrink:0;}
@media(max-width:900px){.solution-split{grid-template-columns:1fr;padding:32px 22px;}}
@media(max-width:640px){.solution-split{padding:30px 21px;}}
/* review */
.review-row{background:var(--white);}
blockquote.equip-quote{margin:0;padding:0;border:none;background:none;font-size:20px;line-height:1.8;color:var(--ink);font-family:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",serif;}
blockquote.equip-quote::before{content:"“";display:block;font-size:64px;line-height:.5;color:var(--accent);margin-bottom:18px;font-family:Georgia,serif;opacity:.6;}
.quote-author{display:flex;align-items:center;gap:15px;margin-top:24px;}
.quote-avatar{width:48px;height:48px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:600;flex-shrink:0;}
.quote-name{font-weight:600;color:var(--ink);font-size:15px;}
.quote-place{color:var(--ink-weak);font-size:13px;}
/* FAQ */
.faq-wrap{max-width:1000px;}
.accordion-item{border:1px solid var(--line);border-bottom:none;background:var(--white);}
.accordion-item:last-child{border-bottom:1px solid var(--line);border-radius:0 0 var(--radius) var(--radius);}
.accordion-item:first-child{border-radius:var(--radius) var(--radius) 0 0;}
.faq-title{padding:24px 26px;font-weight:600;color:var(--ink);font-size:17px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;transition:background .2s;}
.faq-title:hover{background:rgba(0,0,0,.02);}
.faq-title span{color:var(--accent);font-size:20px;flex-shrink:0;}
.faq-content{max-height:0;overflow:hidden;transition:max-height .3s ease;background:#fff;}
.faq-content-inner{padding:0 26px 20px;color:var(--ink-weak);font-size:15px;line-height:1.9;}
.accordion-item.active .faq-content{max-height:400px;}
/* CTA */
.cta-block{background:var(--accent);border-radius:var(--radius-lg);display:grid;grid-template-columns:1.3fr 1fr;gap:44px;padding:52px 48px;position:relative;overflow:hidden;align-items:center;}
.cta-block::after{content:'';position:absolute;right:-50px;top:-50px;width:220px;height:220px;border:1px dashed rgba(27,38,32,.2);border-radius:50%;}
.cta-block h2{margin:0 0 14px;font-size:28px;line-height:1.4;color:var(--primary-deep);font-family:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",serif;}
.cta-block p{margin-bottom:0;color:var(--primary-deep);font-size:15px;opacity:.85;max-width:480px;}
.cta-right input{background:#fff;}
@media(max-width:900px){.cta-block{grid-template-columns:1fr;padding:36px 28px;gap:26px;}}
.form-item{margin-bottom:10px;}
.form-item input{height:44px;border:1px solid rgba(27,38,32,.2);border-radius:6px;background:rgba(255,255,255,.95);padding:0 16px;font-size:15px;transition:border .2s, box-shadow .2s;}
.form-item input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(30,63,52,.2);}
/* footer */
.site-footer{background:var(--primary-deep);padding:64px 0 28px;color:rgba(255,255,255,.75);margin-top:0;}
.site-footer .grid-container{max-width:1280px;}
.footer-brand .footer-logo{display:flex;align-items:center;gap:12px;font-size:22px;font-weight:700;color:#fff;font-family:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",serif;}
.footer-brand .footer-logo svg{width:32px;height:32px;}
.footer-desc{color:rgba(255,255,255,.55);font-size:14px;line-height:1.9;margin-top:20px;max-width:360px;}
.footer-column{display:flex;flex-direction:column;gap:10px;align-items:flex-start;}
.footer-title{color:#fff;font-weight:600;font-size:15px;margin-bottom:8px;}
.footer-column a,.footer-column a:link{color:rgba(255,255,255,.62);font-size:14px;line-height:1.6;padding:2px 0;}
.footer-column a:hover{color:var(--accent);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:40px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;color:rgba(255,255,255,.4);font-size:13px;}
@media(max-width:640px){
  .site-footer{padding:48px 0 20px;}
  .footer-bottom{flex-direction:column;}
}
/* card base */
.equip-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;height:100%;transition:box-shadow var(--transition);}
.equip-card:hover{box-shadow:var(--shadow-hover);}
.equip-card img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s;}
.equip-card-body{padding:26px;}
.equip-card:hover .equip-card img{transform:scale(1.03);}
.equip-card-body .card-label{font-size:13px;color:var(--accent);display:inline-block;margin-bottom:8px;}
.equip-card-body h3{margin:0 0 10px;font-size:19px;color:var(--ink);font-weight:600;line-height:1.4;}
.equip-card-body p{font-size:14px;color:var(--ink-weak);margin-bottom:16px;}
/* pros card */
.pros-grid .panel-card-body{padding:26px;display:block;text-align:center;}
.pros-grid .pros-icon{margin-bottom:12px;}
.pros-grid .pros-icon span{font-size:34px;}
/* divider */
.divider-line{width:60px;height:3px;background:var(--accent);margin:18px 0 20px;border-radius:4px;}
/* utility */
.mt-2{margin-top:20px!important;}
.ml-auto{margin-left:auto;}
.center-margin{max-width:860px;margin-left:auto;margin-right:auto;}
@media(max-width:640px){
 .hero-tags .hero-tag:first-child{margin-left:0;}
 .section{padding:61px 0;}
}
.text-muted{color:var(--ink-weak);font-size:14px;}
/* foundation overrides & resets */
.grid-container{padding-left:1rem;padding-right:1rem;}
.grid-container.full{padding-left:0;padding-right:0;}
.button{font-size:15px;transition:background .2s;}
input,textarea{border-radius:6px;}
:focus-visible{outline:2px solid var(--accent);}

/* roulang page: article */
:root {
  --primary: #1E3F34;
  --primary-dark: #132B24;
  --primary-quiet: #637D70;
  --accent: #C49A5A;
  --accent-deep: #B0843F;
  --bg: #F5F3EC;
  --bg-soft: #E9ECE6;
  --text: #1B2620;
  --muted: #6B776F;
  --border: #DCDDD3;
  --card: #ffffff;
  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 10px 28px rgba(35, 55, 46, 0.08);
  --shadow-lg: 0 16px 40px rgba(35, 55, 46, 0.14);
  --font-serif: "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", serif;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: color .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease;
}
img {
  display: block;
  max-width: 100%;
}
ul,
ol {
  list-style-position: inside;
}
button,
input,
select,
textarea {
  font-family: var(--font-sans);
}
.container {
  width: min(1200px, 92%);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(245, 243, 236, 0.94);
  border-bottom: 1px solid var(--border);
}
.nav-shell {
  position: relative;
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 68px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--primary-dark);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: .5px;
  text-decoration: none;
  white-space: nowrap;
}
.brand-logo svg {
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.6vw, 26px);
  margin-left: auto;
}
.nav-link {
  display: inline-block;
  padding: 7px 4px;
  border-bottom: 2px solid transparent;
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  text-decoration: none;
}
.nav-link:hover {
  color: var(--primary);
  border-bottom-color: rgba(196, 154, 90, .5);
}
.nav-link.active {
  color: var(--primary);
  border-bottom-color: var(--accent);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.2;
  cursor: pointer;
  text-align: center;
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
.btn:focus-visible,
.nav-toggle:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(196, 154, 90, .55);
  outline-offset: 3px;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-gold {
  background: var(--accent);
  border-color: var(--accent);
  color: #1B2620;
}
.btn-gold:hover {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-secondary {
  background: #fff;
  border-color: var(--primary);
  color: var(--primary);
}
.btn-secondary:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-sm {
  min-height: 40px;
  padding: 0 16px;
  font-size: 14px;
}
.btn-lg {
  min-height: 52px;
  padding: 0 30px;
}
.nav-cta {
  flex: 0 0 auto;
}
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  display: block;
  width: 18px;
  height: 1.8px;
  border-radius: 2px;
  background: var(--primary);
  position: relative;
  transition: transform .25s ease, background .25s ease;
}
.nav-toggle span::before {
  position: absolute;
  top: -6px;
}
.nav-toggle span::after {
  position: absolute;
  top: 6px;
}
.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}
.nav-toggle[aria-expanded="true"] span::before {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span::after {
  transform: translateY(-6px) rotate(-45deg);
}

.breadcrumb-nav {
  background: rgba(255, 255, 255, .36);
  border-bottom: 1px solid var(--border);
  padding: 13px 0 11px;
}
.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--muted);
}
.breadcrumb-list a {
  color: var(--primary);
}
.breadcrumb-list a:hover {
  color: var(--accent-deep);
}
.breadcrumb-list .current {
  color: var(--muted);
  max-width: 420px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.breadcrumb-list li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0;
}
.breadcrumb-list .crumb-divider {
  opacity: .45;
}

.article-page-main {
  padding: 48px 0 8px;
}
.article-column {
  max-width: 860px;
  margin-inline: auto;
}
.article-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: clamp(28px, 6vw, 64px);
}
.article-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 14px;
  border: 1px solid rgba(30, 63, 52, .28);
  border-radius: 999px;
  background: rgba(30, 63, 52, .04);
  color: var(--primary);
  font-size: 13px;
  letter-spacing: .5px;
}
.article-header h1 {
  font-family: var(--font-serif);
  font-size: clamp(34px, 4.4vw, 48px);
  line-height: 1.24;
  font-weight: 600;
  color: var(--primary-dark);
  margin: 22px 0 18px;
  letter-spacing: .5px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid var(--border);
  padding-top: 18px;
  margin-top: 20px;
}
.article-meta .meta-dot {
  opacity: .4;
}
.article-summary {
  background: var(--bg);
  border-left: 3px solid var(--accent);
  border-radius: 0 10px 10px 0;
  padding: 20px 24px;
  margin: 28px 0 0;
  color: #354239;
  font-size: 15px;
  line-height: 1.9;
}
.article-cover {
  margin-top: 34px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.article-cover img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}
.article-content {
  margin-top: 36px;
  font-size: 17px;
  line-height: 1.9;
  color: var(--text);
  word-break: break-word;
}
.article-content > p,
.article-content > div {
  margin: 0 0 26px;
}
.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4 {
  font-family: var(--font-serif);
  color: var(--primary-dark);
  line-height: 1.4;
}
.article-content h2 {
  font-size: 28px;
  margin: 44px 0 18px;
  padding-left: 16px;
  border-left: 4px solid var(--accent);
}
.article-content h3 {
  font-size: 22px;
  margin: 36px 0 14px;
}
.article-content h4 {
  font-size: 18px;
  margin: 28px 0 10px;
}
.article-content p {
  margin: 0 0 24px;
  line-height: 1.9;
}
.article-content a {
  color: var(--primary);
  border-bottom: 1px solid rgba(196, 154, 90, .6);
}
.article-content a:hover {
  border-bottom-color: var(--primary);
}
.article-content ul,
.article-content ol {
  margin: 0 0 26px;
  padding-left: 22px;
}
.article-content li {
  margin-bottom: 8px;
  line-height: 1.85;
}
.article-content blockquote {
  background: var(--bg-soft);
  border-left: 4px solid var(--accent);
  border-radius: 0 8px 8px 0;
  padding: 20px 24px;
  margin: 0 0 28px;
  color: #354239;
  font-style: italic;
}
.article-content img {
  width: auto;
  max-width: 100%;
  border-radius: 8px;
  margin: 12px 0 24px;
  border: 1px solid var(--border);
}
.article-content figure {
  margin: 12px 0 28px;
}
.article-content figcaption {
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  margin-top: 8px;
}
.article-content pre,
.article-content code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: .92em;
  background: #EFF1EA;
  border-radius: 6px;
}
.article-content pre {
  padding: 18px 20px;
  overflow-x: auto;
  line-height: 1.7;
  border: 1px solid var(--border);
}
.article-content code {
  padding: 2px 6px;
}
.article-content pre code {
  padding: 0;
  background: transparent;
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 28px;
  font-size: 15px;
}
.article-content th,
.article-content td {
  border: 1px solid var(--border);
  padding: 12px 14px;
  text-align: left;
}
.article-content th {
  background: var(--bg);
  color: var(--primary-dark);
  font-weight: 600;
}
.article-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 44px 0;
}
.article-content iframe {
  max-width: 100%;
  border-radius: 8px;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.article-tags-label {
  font-size: 14px;
  color: var(--muted);
}
.tag-chip {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 999px;
  color: var(--primary);
  font-size: 13px;
}

.article-guide {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 32px;
}

.related-section {
  padding: 96px 0 20px;
}
.section-heading {
  margin-bottom: 40px;
}
.section-heading.center {
  text-align: center;
}
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  letter-spacing: 1px;
  color: var(--accent-deep);
  margin-bottom: 10px;
}
.section-eyebrow::before,
.section-eyebrow::after {
  content: "";
  height: 1px;
  width: 28px;
  background: rgba(196, 154, 90, .55);
}
.section-heading h2 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.2vw, 38px);
  line-height: 1.3;
  color: var(--primary-dark);
  font-weight: 600;
}
.section-heading p {
  max-width: 640px;
  margin: 14px auto 0;
  color: var(--muted);
  font-size: 16px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.info-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 100%;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  color: var(--text);
  text-decoration: none;
  transition: box-shadow .35s ease, transform .35s ease;
}
.info-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.info-card-cover {
  display: block;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  border-bottom: 1px solid var(--border);
}
.info-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .45s ease;
}
.info-card:hover .info-card-cover img {
  transform: scale(1.04);
}
.card-badge {
  display: inline-block;
  width: fit-content;
  margin-top: 18px;
  margin-left: 20px;
  padding: 3px 12px;
  border: 1px solid rgba(30, 63, 52, .22);
  border-radius: 999px;
  background: rgba(30, 63, 52, .04);
  color: var(--primary);
  font-size: 12px;
}
.info-card-body {
  padding: 14px 20px 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  flex-grow: 1;
}
.info-card-body h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--primary-dark);
  line-height: 1.45;
  margin-top: 8px;
}
.info-card-body p {
  margin: 12px 0 18px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
  flex-grow: 1;
}
.card-link {
  color: var(--primary);
  font-size: 14px;
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, color .25s ease;
}
.info-card:hover .card-link {
  border-bottom-color: var(--accent);
  color: var(--primary-dark);
}

.cta-band {
  background: var(--accent);
  padding: 72px 0;
  margin-top: 96px;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}
.cta-copy h2 {
  font-family: var(--font-serif);
  color: #1B2620;
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.35;
  font-weight: 600;
  margin-bottom: 12px;
}
.cta-copy p {
  max-width: 560px;
  color: rgba(27, 38, 32, .82);
  font-size: 16px;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  flex: 0 0 auto;
}
.cta-actions .btn-dark {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
}
.cta-actions .btn-dark:hover {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.article-empty {
  padding: 120px 0;
}
.empty-box {
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 60px 36px;
  box-shadow: var(--shadow);
}
.empty-box h1 {
  font-family: var(--font-serif);
  font-size: 38px;
  color: var(--primary-dark);
  margin-bottom: 22px;
}

.site-footer {
  background: var(--primary-dark);
  color: rgba(245, 243, 236, .88);
  padding: 64px 0 26px;
  margin-top: 0;
}
.site-footer .grid-container {
  max-width: 1200px;
}
.footer-brand .footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 600;
  color: #fff;
  letter-spacing: .5px;
  margin-bottom: 14px;
}
.footer-logo svg {
  width: 30px;
  height: 30px;
}
.footer-desc {
  font-size: 14px;
  color: rgba(245, 243, 236, .62);
  line-height: 1.9;
  max-width: 360px;
  margin-bottom: 0;
}
.footer-title {
  font-size: 14px;
  letter-spacing: 1px;
  color: #fff;
  font-weight: 600;
  margin-bottom: 14px;
}
.site-footer .footer-column {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}
.site-footer .footer-column a {
  color: rgba(245, 243, 236, .72);
  font-size: 14px;
  line-height: 1.8;
}
.site-footer .footer-column a:hover {
  color: var(--accent);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .12);
  margin-top: 46px;
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  color: rgba(245, 243, 236, .5);
}
.footer-bottom .footer-copy,
.footer-bottom .footer-tech {
  font-size: 13px;
}

@media (max-width: 1024px) {
  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .article-cover img {
    height: 300px;
  }
}
@media (max-width: 900px) {
  .nav-shell {
    position: relative;
  }
  .nav-inner {
    gap: 12px;
    min-height: 66px;
  }
  .nav-cta {
    margin-left: auto;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .nav-links {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin: 0;
    padding: 14px 20px 18px;
    background: rgba(255, 253, 247, .98);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    z-index: 20;
  }
  .nav-links.is-open {
    display: flex;
  }
  .nav-link {
    padding: 13px 4px;
    border-bottom: 1px solid transparent;
  }
  .nav-link:hover {
    border-bottom-color: var(--accent);
  }
  .footer-brand,
  .site-footer .footer-column {
    margin-top: 24px !important;
  }
}
@media (max-width: 640px) {
  .article-page-main {
    padding: 28px 0 4px;
  }
  .article-panel {
    padding: 24px 20px;
    border-radius: 10px;
  }
  .article-header h1 {
    font-size: 31px;
  }
  .article-cover img {
    height: 210px;
  }
  .article-meta {
    gap: 8px 12px;
    font-size: 13px;
  }
  .article-content {
    font-size: 16px;
  }
  .article-content h2 {
    font-size: 24px;
  }
  .article-content h3 {
    font-size: 20px;
  }
  .article-guide {
    flex-direction: column;
    align-items: stretch;
  }
  .article-guide .btn {
    width: 100%;
  }
  .related-section {
    padding: 64px 0 10px;
  }
  .section-heading h2 {
    font-size: 29px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .cta-band {
    padding: 48px 0;
    margin-top: 64px;
  }
  .cta-actions {
    flex-direction: column;
    width: 100%;
  }
  .cta-actions .btn {
    width: 100%;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* roulang page: category2 */
:root{
  --primary:#1E3F34;
  --primary-dark:#132B24;
  --moss:#637D70;
  --gold:#C49A5A;
  --gold-soft:#E0C491;
  --bg:#F5F3EC;
  --bg-soft:#E9ECE6;
  --text:#1B2620;
  --muted:#6B776F;
  --line:#DCDDD3;
  --white:#FFFFFF;
  --radius:8px;
  --radius-lg:12px;
  --shadow-sm:0 4px 16px rgba(35,55,46,.06);
  --shadow-md:0 10px 28px rgba(35,55,46,.08);
  --shadow-lg:0 16px 40px rgba(35,55,46,.14);
  --font-title:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",Georgia,serif;
  --font-body:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",-apple-system,BlinkMacSystemFont,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
p{margin-top:0;margin-bottom:1rem;line-height:1.8}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:600}
h1,h2,h3{font-family:var(--font-title)}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit}
::selection{background:rgba(196,154,90,.26)}
.grid-container{max-width:1200px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 1.6rem;border-radius:8px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;text-align:center;
  transition:all .25s ease;background:transparent;
}
.btn:focus-visible,.nav-toggle:focus-visible,a:focus-visible{
  outline:3px solid rgba(196,154,90,.65);outline-offset:3px;
}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-gold{background:var(--gold);color:#1E3F34;border-color:var(--gold)}
.btn-gold:hover{background:#B38649;color:#fff;border-color:#B38649;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-outline-light{border-color:rgba(255,255,255,.7);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.1);border-color:#fff;transform:translateY(-2px)}
.btn-sm{min-height:42px;padding:0 1.1rem;font-size:14px}
.text-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--primary);
  font-weight:600;font-size:14px;transition:color .2s ease,gap .2s ease;
}
.text-link i{font-size:12px}
.text-link:hover{color:var(--gold)}
/* header */
.site-header{
  background:rgba(245,243,236,.94);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:120;
  backdrop-filter:saturate(1.1);
}
.nav-shell{border-bottom:1px solid transparent}
.nav-inner{
  position:relative;display:flex;align-items:center;gap:24px;
  min-height:76px;flex-wrap:nowrap;
}
.brand-logo{
  display:inline-flex;align-items:center;gap:8px;margin-right:auto;
  color:var(--primary-dark);font-family:var(--font-title);
  font-size:24px;font-weight:700;letter-spacing:.02em;white-space:nowrap;
}
.brand-logo svg{width:32px;height:32px;color:var(--primary);flex:0 0 auto}
.brand-logo:hover{color:var(--primary)}
.nav-links{display:flex;align-items:center;gap:30px;margin-right:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;min-height:38px;
  font-size:16px;font-weight:500;color:var(--muted);
  transition:color .2s ease;
}
.nav-link:hover{color:var(--primary)}
.nav-link.active{color:var(--primary);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;
  background:var(--gold);border-radius:2px;
}
.nav-cta{background:var(--primary);color:#fff;border-color:var(--primary)}
.nav-cta:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:translateY(-2px)}
.nav-toggle{
  display:none;width:44px;height:44px;background:none;border:1px solid var(--line);
  border-radius:8px;flex-direction:column;justify-content:center;align-items:center;
  gap:5px;cursor:pointer;
}
.nav-toggle span{width:20px;height:2px;background:var(--primary);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* page hero */
.page-hero{
  position:relative;padding:clamp(84px,10vw,124px) 0 64px;color:#fff;
  background-image:linear-gradient(110deg,rgba(12,28,22,.9) 0%,rgba(25,57,45,.78) 58%,rgba(30,63,52,.56) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;background-color:var(--primary-dark);
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(196,154,90,.55),transparent);
}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:28px}
.breadcrumb a{color:rgba(255,255,255,.72);transition:color .2s ease}
.breadcrumb a:hover{color:var(--gold-soft)}
.breadcrumb .current{color:#fff}
.breadcrumb i{font-size:12px;opacity:.6}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;margin-bottom:20px;
  border:1px solid rgba(196,154,90,.75);border-radius:100px;font-size:13px;letter-spacing:.04em;color:var(--gold-soft);
}
.page-hero h1{
  font-size:clamp(38px,5vw,56px);line-height:1.12;font-weight:600;
  max-width:15em;margin-bottom:24px;letter-spacing:.01em;
}
.hero-subtitle{
  font-size:clamp(17px,1.6vw,21px);line-height:1.7;color:rgba(255,255,255,.88);
  max-width:34em;margin-bottom:32px;
}
.hero-note{font-size:15px;color:rgba(255,255,255,.65);margin-top:20px}
.hero-note strong{color:#fff;font-weight:600}
.btn-group{display:flex;flex-wrap:wrap;gap:14px}
/* pillar strip */
.hero-pillars{
  position:relative;z-index:2;margin-top:56px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border:1px solid rgba(220,221,211,.3);background:rgba(245,243,236,.07);
  border-radius:12px;
}
.pillar{
  display:flex;align-items:flex-start;gap:14px;padding:24px 22px;
  border-left:1px solid rgba(220,221,211,.2);background:transparent;
}
.pillar:first-child{border-left:none}
.pillar-icon{
  width:40px;height:40px;flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;background:rgba(196,154,90,.16);color:var(--gold-soft);font-size:20px;
}
.pillar strong{display:block;font-size:17px;font-weight:700;color:#fff;margin-bottom:4px}
.pillar small{font-family:var(--font-body);font-size:13px;color:rgba(255,255,255,.7);line-height:1.5}
/* sections */
.section-block{padding:clamp(72px,9vw,112px) 0}
.section-block--alt{background:var(--bg-soft)}
.section-block--neutral{background:var(--white)}
.section-head{max-width:820px;margin:0 auto clamp(32px,6vw,52px);text-align:center}
.section-label{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:12px;
  font-size:14px;font-weight:600;letter-spacing:.14em;color:var(--gold);
}
.section-title{
  font-size:clamp(28px,3vw,36px);font-weight:600;color:var(--text);line-height:1.22;
}
.section-desc{color:var(--muted);margin-top:16px;font-size:16px;max-width:720px;margin-left:auto;margin-right:auto}
/* feature split */
.feature-split .feature-gap{gap:32px}
.check-list{margin-top:28px;display:grid;gap:20px}
.check-list li{
  display:grid;grid-template-columns:26px 1fr;gap:12px;align-items:flex-start;
}
.check-list li i{color:var(--gold);font-size:18px;margin-top:4px}
.check-list strong{color:var(--primary);font-weight:700}
.check-list p{margin:0;color:var(--muted);font-size:15px}
.feature-media{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  background:#fff;box-shadow:var(--shadow-sm);position:relative;
}
.feature-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease}
.feature-media:hover img{transform:scale(1.03)}
.feature-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:28px 18px 12px;
  background:linear-gradient(0deg,rgba(15,32,26,.72),transparent);
  color:#fff;font-size:13px;
}
/* flow */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.flow-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px 24px 24px;overflow:hidden;transition:transform .25s ease,box-shadow .25s ease;
}
.flow-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.flow-num{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:38px;font-weight:700;letter-spacing:-.04em;color:rgba(196,154,90,.2);
  line-height:1;display:block;margin-bottom:18px;
}
.flow-num::after{content:"";display:block;width:36px;height:2px;background:var(--gold);margin-top:14px}
.flow-card h3{font-size:20px;color:var(--primary);margin-bottom:12px}
.flow-card p{font-size:15px;color:var(--muted);margin:0}
/* scene grid */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;display:flex;flex-direction:column;transition:transform .25s ease,box-shadow .25s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.scene-pic{position:relative;overflow:hidden;background:var(--bg-soft)}
.scene-pic img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease}
.scene-card:hover .scene-pic img{transform:scale(1.03)}
.scene-tag{
  position:absolute;left:14px;top:14px;z-index:2;display:inline-flex;align-items:center;
  background:rgba(19,43,36,.85);color:#fff;border:1px solid rgba(255,255,255,.2);
  padding:4px 10px;border-radius:100px;font-size:12px;letter-spacing:.04em;
}
.scene-body{padding:22px 20px 20px;display:flex;flex:1;flex-direction:column}
.scene-meta{
  display:inline-flex;font-size:13px;color:var(--muted);letter-spacing:.04em;margin-bottom:10px;
}
.scene-meta::before{content:"";width:22px;height:1px;background:var(--gold);margin:11px 8px 0 0}
.scene-card h3{font-size:19px;color:var(--primary);margin-bottom:10px;line-height:1.36}
.scene-card p{font-size:15px;color:var(--muted);margin-bottom:18px;flex:1}
/* assurance */
.assurance-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;
}
.assurance-cell{
  background:var(--white);padding:28px 24px;display:flex;align-items:flex-start;gap:16px;
  transition:background .25s ease;
}
.assurance-cell:hover{background:var(--bg)}
.assurance-icon{
  width:46px;height:46px;flex:0 0 auto;border-radius:12px;background:var(--bg-soft);
  color:var(--primary);display:inline-flex;align-items:center;justify-content:center;font-size:21px;
}
.assurance-cell strong{display:block;color:var(--primary);font-size:18px;margin-bottom:5px}
.assurance-cell small{color:var(--muted);font-size:14px;line-height:1.6}
/* FAQ */
.faq-layout{max-width:920px;margin:0 auto}
.accordion.faq-list{border:0;background:transparent;margin:0}
.faq-list .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  margin-bottom:16px;overflow:hidden;list-style:none;transition:box-shadow .25s ease;
}
.faq-list .accordion-item.is-active{box-shadow:var(--shadow-sm);border-color:rgba(196,154,90,.36)}
.faq-list .accordion-title{
  display:flex;align-items:center;color:var(--text);font-weight:600;font-size:17px;
  font-family:var(--font-title);line-height:1.5;padding:22px 28px;border:0;background:#fff;
  transition:color .2s ease,background .2s ease;
}
.faq-list .accordion-title:hover{color:var(--primary);background:#FBF9F2}
.faq-list .accordion-title::before{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:14px;
  color:var(--gold);margin-left:auto;order:1;transition:transform .25s ease;margin-right:0;
}
.faq-list .accordion-item.is-active > .accordion-title::before{content:"\f106"}
.faq-list .accordion-content{padding:0 28px 24px;color:var(--muted);font-size:16px;background:#fff}
.faq-list .accordion-content p{margin:0;line-height:1.85}
.faq-list .accordion-content .fa{color:var(--gold)}
/* CTA */
.cta-zone{
  background:var(--primary-dark);color:#fff;position:relative;overflow:hidden;
  padding:clamp(68px,8vw,108px) 0;
}
.cta-zone::before{
  content:"";position:absolute;left:0;top:0;right:0;bottom:0;
  background-image:linear-gradient(rgba(29,64,52,.92),rgba(19,43,36,.86)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;opacity:.45;pointer-events:none;
}
.cta-inner{position:relative;z-index:2}
.cta-left h2{font-size:clamp(28px,3.5vw,44px);color:#fff;margin-bottom:16px;line-height:1.28}
.cta-left p{color:rgba(255,255,255,.82);font-size:17px;max-width:34em}
.cta-left .section-label{color:var(--gold-soft)}
.cta-card{
  background:#fff;border-radius:var(--radius-lg);padding:clamp(24px,3vw,40px);
  box-shadow:var(--shadow-lg);
}
.cta-card h3{color:var(--primary);font-size:22px;margin-bottom:8px}
.cta-card > p{color:var(--muted);font-size:14px;margin-bottom:24px}
.lead-form .form-item{margin-bottom:16px}
.lead-form label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:6px}
.lead-form input,.lead-form select{
  width:100%;height:50px;padding:0 14px;background:#FBF9F2;border:1px solid var(--line);
  border-radius:8px;color:var(--text);font-size:15px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.lead-form input::placeholder{color:#9AA49E}
.lead-form input:focus,.lead-form select:focus{
  outline:none;border-color:var(--primary);background:#fff;
  box-shadow:0 0 0 3px rgba(30,63,52,.12);
}
.lead-form .btn{width:100%;margin-top:10px}
.form-note{font-size:13px;color:var(--muted);text-align:center;margin:14px 0 0}
/* footer */
.site-footer{
  background:var(--primary-dark);color:rgba(255,255,255,.78);
  padding:clamp(56px,7vw,76px) 0 32px;font-size:15px;
}
.footer-brand{line-height:1.7}
.footer-logo{
  display:inline-flex;align-items:center;gap:8px;color:#fff;font-family:var(--font-title);
  font-size:27px;font-weight:700;margin-bottom:16px;
}
.footer-logo svg{width:34px;height:34px;color:var(--gold-soft)}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:38em;margin-bottom:0}
.footer-column{display:flex;flex-direction:column;gap:8px;font-size:15px}
.footer-title{font-size:16px;font-weight:700;color:#fff;margin-bottom:10px;letter-spacing:.04em}
.footer-column a{color:rgba(255,255,255,.7);transition:color .2s ease;width:fit-content}
.footer-column a:hover{color:var(--gold-soft)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 32px;align-items:center;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.14);margin-top:52px;padding-top:22px;
  font-size:14px;color:rgba(255,255,255,.52);
}
/* responsive */
@media (max-width: 1080px){
  .pillar{padding:18px 14px;gap:10px}
  .pillar-icon{width:34px;height:34px;font-size:17px}
  .pillar strong{font-size:15px}
  .flow-grid{gap:18px}
  .flow-card{padding:22px 18px}
  .scene-grid{gap:18px}
}
@media (max-width: 1024px){
  .nav-inner{min-height:70px}
  .nav-links{
    position:absolute;left:0;right:0;top:100%;z-index:120;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:rgba(245,243,236,.98);padding:14px 0 12px;
    box-shadow:0 16px 40px rgba(35,55,46,.1);border-bottom:1px solid var(--line);
  }
  .nav-links.open{display:flex}
  .nav-links .nav-link{
    height:48px;padding:0 20px;border-radius:8px;color:var(--text);
  }
  .nav-links .nav-link:hover{background:var(--bg-soft);color:var(--primary)}
  .nav-links .nav-link.active{color:var(--primary);background:rgba(30,63,52,.04)}
  .nav-links .nav-link.active::after{content:none}
  .nav-toggle{display:inline-flex;flex:0 0 auto}
  .nav-cta{margin-left:auto;min-height:40px;font-size:14px}
  .brand-logo{margin-right:0}
  .brand-logo span{font-size:21px}
  .hero-pillars{grid-template-columns:repeat(2,1fr);border:0;background:transparent;gap:16px}
  .pillar{border-left:none;background:rgba(245,243,236,.07);border:1px solid rgba(220,221,211,.25);border-radius:10px}
  .flow-grid,.scene-grid{grid-template-columns:repeat(2,1fr)}
  .assurance-bar{grid-template-columns:repeat(2,1fr)}
  .cta-card{margin-top:32px}
  .footer-brand{margin-bottom:24px}
}
@media (max-width: 768px){
  .page-hero{padding-top:70px}
  .page-hero h1{font-size:clamp(34px,8.5vw,44px)}
  .hero-subtitle{font-size:16px}
  .section-title{font-size:28px}
  .section-desc{font-size:15px}
  .flow-grid,.scene-grid,.hero-pillars,.assurance-bar{grid-template-columns:1fr 1fr}
  .breadcrumb{font-size:13px}
  .feature-media img{aspect-ratio:16/10}
}
@media (max-width: 640px){
  .section-block{padding:64px 0}
  .nav-inner{gap:8px}
  .brand-logo svg{width:27px;height:27px}
  .brand-logo span{font-size:18px}
  .nav-cta{padding:0 12px;font-size:13px;min-height:38px}
  .nav-toggle{width:38px;height:38px}
  .nav-toggle span{width:18px}
  .flow-grid,.scene-grid,.hero-pillars,.assurance-bar{grid-template-columns:1fr}
  .hero-pillars{margin-top:40px}
  .pillar{padding:16px}
  .btn-group .btn{width:100%}
  .footer-bottom{margin-top:36px}
  .lead-form .btn{white-space:nowrap}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category3 */
:root {
  --primary: #1E3F34;
  --primary-dark: #132B24;
  --moss: #637D70;
  --gold: #C49A5A;
  --cream: #F5F3EC;
  --cloud: #E9ECE6;
  --ink: #1B2620;
  --muted: #6B776F;
  --line: #DCDDD3;
  --radius: 8px;
  --shadow: 0 10px 28px rgba(35, 55, 46, 0.08);
  --shadow-hover: 0 16px 40px rgba(35, 55, 46, 0.14);
  --space-section: 96px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select { font-family: inherit; font-size: inherit; color: inherit; }
h1, h2, h3, p, dl, dd { margin: 0; }
.grid-container { max-width: 1200px; padding-left: 24px; padding-right: 24px; margin: 0 auto; }
.grid-x > .cell { min-width: 0; }

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .25s, border-color .25s, color .25s, transform .25s, box-shadow .25s;
  line-height: 1;
  white-space: nowrap;
}
.btn:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 10px 24px rgba(19, 43, 36, 0.18);
  transform: translateY(-2px);
}
.btn-primary:active { transform: translateY(0); }
.btn-gold {
  background: var(--gold);
  color: #1B2620;
}
.btn-gold:hover { background: #D4AF6E; box-shadow: 0 10px 24px rgba(196, 154, 90, .28); transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, .65);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.12);
  border-color: #fff;
}
.btn-sm { min-height: 40px; padding: 0 16px; font-size: 14px; }

/* 顶部导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255,255,255,.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.nav-shell { background: transparent; }
.nav-inner {
  display: flex;
  align-items: center;
  min-height: 76px;
  gap: 32px;
  justify-content: space-between;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--primary);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: .01em;
  flex-shrink: 0;
}
.brand-logo svg { width: 32px; height: 32px; display: block; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  justify-content: center;
}
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  font-size: 15px;
  color: var(--ink);
  transition: color .2s;
  border-radius: 4px;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .25s;
}
.nav-link:hover { color: var(--primary); }
.nav-link.active { color: var(--primary); font-weight: 600; }
.nav-link.active::after { transform: scaleX(1); }
.nav-link:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}
.nav-cta { flex-shrink: 0; }
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 6px;
  position: relative;
  cursor: pointer;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--primary);
  margin: -1px auto 0;
  position: relative;
  top: 0;
  transition: background .2s;
}
.nav-toggle span::before, .nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--primary);
  transition: transform .25s;
}
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: rotate(45deg); top: 0; }
.nav-toggle[aria-expanded="true"] span::after { transform: rotate(-45deg); top: 0; }

/* 内页页头 banner */
.category-hero {
  position: relative;
  padding: 76px 0 88px;
  background: linear-gradient(100deg, rgba(19,43,36,.94) 0%, rgba(30,63,52,.82) 46%, rgba(30,63,52,.5) 100%),
  url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  color: #fff;
}
.hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,.72);
  margin-bottom: 28px;
}
.hero-breadcrumb a { color: rgba(255,255,255,.9); }
.hero-breadcrumb a:hover { color: var(--gold); }
.category-hero h1 {
  font-family: "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", serif;
  font-size: clamp(38px, 4.6vw, 58px);
  line-height: 1.2;
  font-weight: 600;
  max-width: 860px;
  margin-bottom: 24px;
  letter-spacing: .01em;
}
.category-hero .hero-lead {
  font-size: 18px;
  line-height: 1.9;
  color: rgba(255,255,255,.86);
  max-width: 780px;
  margin-bottom: 36px;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(196,154,90,.7);
  color: #EDD4AE;
  font-size: 13px;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 30px;
  margin-bottom: 24px;
}
.hero-tag i { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; margin-top: 32px; }

/* 窄状态条 */
.benefit-strip {
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 42px 0;
}
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.benefit-item {
  padding: 12px 20px;
  border-right: 1px solid var(--line);
}
.benefit-item:last-child { border-right: 0; }
.benefit-item strong {
  display: block;
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: 20px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 6px;
}
.benefit-item span {
  font-size: 14px;
  color: var(--muted);
}

/* 内容区块通用 */
.section-block { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.section-block.alt { background: #fff; }
.section-block.cloud { background: var(--cloud); }
.section-head {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 58px;
}
.section-head .kicker {
  font-size: 14px;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 14px;
  display: block;
}
.section-head h2 {
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: clamp(28px, 3.4vw, 38px);
  color: var(--primary-dark);
  line-height: 1.35;
  letter-spacing: .01em;
  margin-bottom: 16px;
}
.section-head p { font-size: 17px; color: var(--muted); line-height: 1.85; }

/* 模块图文行 */
.module-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: center;
  margin-bottom: 40px;
}
.module-row:last-child { margin-bottom: 0; }
.module-row.reverse .module-media { order: 2; }
.module-row.reverse .module-content { order: 1; }
.module-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 4/3;
  background: var(--cloud);
}
.module-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.module-media:hover img { transform: scale(1.03); }
.module-content .module-index {
  display: inline-block;
  font-size: 14px;
  color: var(--gold);
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: .06em;
}
.module-content h3 {
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: 25px;
  color: var(--primary-dark);
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 12px;
}
.module-content p {
  color: #42514A;
  font-size: 16px;
  line-height: 1.95;
  margin-bottom: 22px;
}
.module-points {
  list-style: none;
  padding: 0;
  margin: 0 0 22px 0;
}
.module-points li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
  color: #33423B;
  font-size: 15px;
}
.module-points li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 12px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--gold);
}

/* 场景卡片 */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.scene-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .3s, box-shadow .3s;
  padding-bottom: 16px;
}
.scene-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.scene-card .img-box {
  overflow: hidden;
  aspect-ratio: 3/2;
  background: var(--cloud);
}
.scene-card .img-box img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.scene-card:hover .img-box img { transform: scale(1.04); }
.scene-card .scene-content { padding: 20px 20px 14px; }
.scene-card h3 { font-size: 18px; color: var(--primary-dark); font-weight: 600; margin-bottom: 10px; }
.scene-card p { font-size: 14px; color: var(--muted); line-height: 1.8; margin-bottom: 12px; }
.scene-tag {
  display: inline-flex;
  align-items: center;
  color: var(--primary);
  border: 1px solid #B6C8BE;
  background: #F4F7F4;
  padding: 2px 10px;
  border-radius: 30px;
  font-size: 12px;
}

/* 实施流程 */
.steps-wrap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  counter-reset: step;
}
.step-card {
  position: relative;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 32px 26px 30px;
  transition: transform .3s, box-shadow .3s;
}
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.step-idx {
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: 36px;
  color: var(--gold);
  font-weight: 600;
  line-height: 1;
  margin-bottom: 18px;
  display: block;
}
.step-card h3 { color: var(--primary-dark); font-size: 18px; margin-bottom: 8px; }
.step-card p { color: var(--muted); font-size: 14px; line-height: 1.85; }

/* FAQ 与联系 */
.faq-contact-wrap {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 52px;
  align-items: start;
}
.faq-list { max-width: 720px; }
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 14px;
  transition: box-shadow .25s;
}
.faq-item.open { box-shadow: var(--shadow); border-color: #C2CFC6; }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: none;
  border: 0;
  padding: 20px 24px;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary-dark);
  cursor: pointer;
  min-height: 56px;
}
.faq-q .faq-arrow {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-left: 18px;
  position: relative;
  transition: transform .3s;
}
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-arrow::before, .faq-arrow::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 8px;
  width: 12px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}
.faq-arrow::after { transform: rotate(90deg); }
.faq-item.open .faq-arrow::after { opacity: 0; }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}
.faq-a-inner {
  padding: 0 24px 22px;
  color: #4A5850;
  font-size: 15px;
  line-height: 1.95;
}
.faq-item.open .faq-a { max-height: 520px; }
.faq-contact-card {
  background: var(--primary-dark);
  color: #fff;
  border-radius: 12px;
  padding: 38px 32px;
  box-shadow: var(--shadow-hover);
}
.faq-contact-card h3 {
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.45;
  margin-bottom: 14px;
}
.faq-contact-card p { font-size: 15px; opacity: .82; line-height: 1.9; margin-bottom: 24px; }
.faq-contact-card .btn { width: 100%; }
.contact-list { list-style: none; padding: 0; margin: 24px 0 0; }
.contact-list li {
  position: relative;
  padding: 6px 0 6px 22px;
  font-size: 14px;
  opacity: .85;
}
.contact-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
}

/* 表单 / 最终 CTA */
.cta-form-section {
  background: linear-gradient(100deg, #16392E 0%, #1E4A3B 100%);
  color: #fff;
  padding: 82px 0 86px;
  position: relative;
  overflow: hidden;
}
.cta-form-section::before {
  content: "";
  position: absolute;
  right: -100px;
  top: -100px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(196,154,90,.24) 0%, rgba(196,154,90,0) 72%);
  pointer-events: none;
}
.cta-form-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  align-items: center;
  position: relative;
}
.cta-left h2 {
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.3;
  color: #fff;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: .01em;
}
.cta-left p { color: rgba(255,255,255,.78); font-size: 16px; line-height: 1.95; margin-bottom: 20px; }
.cta-note { font-size: 14px; color: rgba(196,154,90,.88); }
.quote-form {
  background: #fff;
  color: var(--ink);
  border-radius: 12px;
  padding: 36px 34px;
  box-shadow: 0 24px 60px rgba(5, 20, 12, .3);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px 16px;
}
.quote-form .field-full { grid-column: 1 / -1; }
.quote-form label { display: block; }
.quote-form label > span {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 8px;
}
.quote-form input, .quote-form select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--cream);
  padding: 0 14px;
  font-size: 15px;
  transition: border-color .2s, box-shadow .2s, background .2s;
  -webkit-appearance: none;
  appearance: none;
}
.quote-form input:focus, .quote-form select:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(30,63,52,.12);
  background: #fff;
}
.quote-form select {
  background-image: linear-gradient(45deg, transparent 50%, var(--primary) 50%), linear-gradient(135deg, var(--primary) 50%, transparent 50%);
  background-repeat: no-repeat;
  background-position: calc(100% - 18px) calc(50% - 2px), calc(100% - 14px) calc(50% - 2px);
  background-size: 4px 4px, 4px 4px;
  padding-right: 36px;
}
.quote-form .btn {
  grid-column: 1 / -1;
  width: 100%;
  margin-top: 6px;
}
.form-submit-msg {
  display: none;
  grid-column: 1 / -1;
  text-align: center;
  font-size: 14px;
  color: var(--primary);
}

/* 页脚 */
.site-footer {
  background: var(--primary-dark);
  color: #E8EDEA;
  padding: 64px 0 26px;
  font-size: 14px;
}
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.footer-logo svg { width: 32px; height: 32px; }
.footer-desc { color: rgba(255,255,255,.62); max-width: 360px; line-height: 1.9; }
.footer-title { font-weight: 700; margin-bottom: 16px; color: #fff; }
.footer-column { display: flex; flex-direction: column; gap: 8px; }
.footer-column a { color: rgba(255,255,255,.68); transition: color .2s, padding-left .2s; font-size: 14px; }
.footer-column a:hover { color: var(--gold); padding-left: 4px; }
.footer-column a:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; border-radius: 2px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  margin-top: 42px;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: rgba(255,255,255,.48);
  font-size: 13px;
}

/* 移动端断点 */
@media (max-width: 1100px) {
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 0px);
    left: 0;
    right: 0;
    background: rgba(255,255,255,.98);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 14px 22px 20px;
    box-shadow: 0 18px 30px rgba(20,40,30,.08);
  }
  .nav-links.open { display: flex; }
  .nav-link { min-height: 48px; justify-content: flex-start; padding: 0 12px; }
  .nav-link::after { display: none; }
  .nav-link.active { background: #F1F4EF; border-radius: 6px; }
  .nav-cta { display: none; }
  .module-row { gap: 28px; }
  .module-row.reverse .module-media { order: 0; }
  .module-row.reverse .module-content { order: 1; }
  .module-row {
    grid-template-columns: 1fr;
  }
  .module-media { aspect-ratio: 16/10; }
  .section-head { margin-bottom: 42px; }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-wrap { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .faq-contact-wrap, .cta-form-grid { grid-template-columns: 1fr; gap: 36px; }
  .quote-form { grid-template-columns: 1fr; }
  .quote-form .btn, .quote-form .field-full, .quote-form .form-submit-msg { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  :root { --space-section: 64px; }
  .grid-container { padding-left: 18px; padding-right: 18px; }
  .category-hero { padding: 56px 0 66px; }
  .category-hero h1 { font-size: 34px; }
  .category-hero .hero-lead { font-size: 16px; }
  .benefit-grid { grid-template-columns: repeat(2, 1fr); row-gap: 26px; }
  .benefit-item { border-right: 0; padding: 0 8px; }
  .module-content h3 { font-size: 22px; }
  .module-content p { font-size: 15px; }
  .scene-grid { grid-template-columns: 1fr; }
  .cta-left h2, .section-head h2 { font-size: 27px; }
  .quote-form { padding: 26px 20px; }
  .faq-q { font-size: 15px; padding: 18px 18px; }
  .faq-a-inner { padding-left: 18px; padding-right: 18px; }
  .footer-bottom { flex-direction: column; }
  .nav-cta { display: none; }
  .hero-actions .btn { width: 100%; }
}

/* 表单提交可见交互 */
.quote-success {
  display: none;
  grid-column: 1 / -1;
  text-align: center;
  padding: 16px;
  background: #EFF6F1;
  border: 1px solid #BFD9C9;
  border-radius: 6px;
  color: var(--primary-dark);
  font-size: 15px;
}
.quote-form.show-success .quote-success { display: block; }
.quote-form.show-success .submit-field { display: none; }