/* roulang page: index */
:root{
  --c-primary:#2A6E63;
  --c-primary-deep:#1D4F47;
  --c-primary-soft:#E6EFEC;
  --c-accent:#D08A46;
  --c-accent-soft:#F7EBDD;
  --c-ink:#16211F;
  --c-text:#33403D;
  --c-muted:#6E7C78;
  --c-bg:#F7F5F0;
  --c-surface:#FFFFFF;
  --c-line:#E4E0D6;
  --c-dark:#12211E;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(22,33,31,.06);
  --sh-2:0 10px 28px rgba(22,33,31,.08);
  --bs-primary:#2A6E63;
  --bs-primary-rgb:42,110,99;
  --bs-body-bg:#F7F5F0;
  --bs-body-color:#33403D;
  --bs-link-color:#2A6E63;
  --bs-link-hover-color:#1D4F47;
  --bs-border-color:#E4E0D6;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;overflow-x:hidden;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.8;color:var(--c-text);background:var(--c-bg);
  overflow-x:hidden;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,box-shadow .22s ease,transform .22s ease;}
a:hover{color:var(--c-primary-deep);}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4,h5{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:.2px;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px;}

.container-x{width:100%;max-width:1160px;margin:0 auto;padding:0 24px;}

/* ---------- 左侧导航 ---------- */
.app-shell{min-height:100vh;}
.side-nav{
  position:fixed;top:0;left:0;bottom:0;width:240px;z-index:1045;
  background:var(--c-surface);border-right:1px solid var(--c-line);
  display:flex;flex-direction:column;padding:26px 18px 22px;overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:11px;margin-bottom:28px;text-decoration:none;}
.brand__mark{width:40px;height:40px;flex:0 0 40px;}
.brand__text{display:flex;flex-direction:column;line-height:1.28;}
.brand__text b{font-size:15px;font-weight:700;color:var(--c-ink);letter-spacing:.3px;}
.brand:hover .brand__text b{color:var(--c-primary-deep);}
.nav-list{display:flex;flex-direction:column;gap:2px;}
.nav-label{font-size:12px;color:var(--c-muted);letter-spacing:.14em;padding:0 14px;margin-bottom:10px;}
.nav-item{
  position:relative;display:block;font-size:15px;color:var(--c-text);
  padding:12px 14px;border-radius:var(--r-sm);transition:background-color .22s ease,color .22s ease;
}
.nav-item:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);}
.nav-item.active{background:var(--c-primary-soft);color:var(--c-primary-deep);font-weight:600;}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:18px;border-radius:0 3px 3px 0;background:var(--c-primary);
}
.nav-sep{height:1px;background:var(--c-line);margin:22px 14px;}
.nav-foot{margin-top:auto;padding-top:20px;}
.nav-foot__note{font-size:13px;line-height:1.7;color:var(--c-muted);margin-bottom:14px;padding:0 2px;}

.main-area{margin-left:240px;min-height:100vh;display:flex;flex-direction:column;}

/* ---------- 移动端顶栏 ---------- */
.mobile-bar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:1050;
  background:rgba(255,255,255,.96);border-bottom:1px solid var(--c-line);
  align-items:center;justify-content:space-between;padding:0 16px;
  backdrop-filter:blur(6px);
}
.mobile-bar .brand{margin-bottom:0;gap:9px;}
.mobile-bar .brand__mark{width:32px;height:32px;flex:0 0 32px;}
.mobile-bar .brand__text b{font-size:13px;}
.hamburger{
  width:40px;height:40px;border:1px solid var(--c-line);background:var(--c-surface);
  border-radius:var(--r-sm);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
}
.hamburger:hover{border-color:var(--c-primary);}
.hamburger span{display:block;width:18px;height:2px;background:var(--c-primary);border-radius:2px;position:relative;}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-primary);border-radius:2px;}
.hamburger span::before{top:-6px;}
.hamburger span::after{top:6px;}

.offcanvas{background:var(--c-surface);}
.offcanvas-header{border-bottom:1px solid var(--c-line);padding:18px 20px;}
.offcanvas-body{padding:20px;}

/* ---------- 按钮 ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .22s ease;white-space:nowrap;
}
.btn-x--primary{background:var(--c-primary);color:#fff;border-color:var(--c-primary);box-shadow:var(--sh-1);}
.btn-x--primary:hover{background:var(--c-primary-deep);border-color:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-x--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-x--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);transform:translateY(-1px);}
.btn-x--accent{background:var(--c-accent);color:#2A1B07;border-color:var(--c-accent);}
.btn-x--accent:hover{background:#BE7A38;border-color:#BE7A38;color:#2A1B07;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-x--light{background:#fff;color:var(--c-primary-deep);border-color:#fff;}
.btn-x--light:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);border-color:var(--c-primary-soft);}
.btn-x--sm{height:38px;padding:0 18px;font-size:14px;}
.btn-x[disabled]{opacity:.5;saturation:.5;cursor:not-allowed;}

.btn-primary{
  --bs-btn-bg:var(--c-primary);--bs-btn-border-color:var(--c-primary);
  --bs-btn-hover-bg:var(--c-primary-deep);--bs-btn-hover-border-color:var(--c-primary-deep);
  --bs-btn-active-bg:var(--c-primary-deep);--bs-btn-active-border-color:var(--c-primary-deep);
  --bs-btn-color:#fff;--bs-btn-hover-color:#fff;--bs-btn-active-color:#fff;
  border-radius:999px;font-weight:600;
}

/* ---------- 通用板块 ---------- */
.section{padding:clamp(56px,7vw,96px) 0;}
.section--tight{padding:clamp(40px,5vw,64px) 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:clamp(28px,3.5vw,44px);flex-wrap:wrap;
}
.section-head h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35;}
.section-sub{font-size:14px;color:var(--c-muted);margin:8px 0 0;}
.link-more{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.link-more::after{content:"→";transition:transform .22s ease;}
.link-more:hover::after{transform:translateX(3px);}

.badge-soft{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary-deep);font-size:12px;font-weight:600;letter-spacing:.2px;
}
.badge-soft--accent{background:var(--c-accent-soft);color:#8A5420;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(44px,5.5vw,78px) 0 clamp(50px,6vw,86px);}
.hero__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(247,245,240,.98) 0%,rgba(247,245,240,.93) 40%,rgba(247,245,240,.55) 72%,rgba(247,245,240,.30) 100%);
}
.hero__cloud{position:absolute;right:-40px;bottom:-60px;width:420px;height:420px;opacity:.06;pointer-events:none;}
.hero__inner{position:relative;z-index:2;}
.hero__tag{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.86);border:1px solid var(--c-line);color:var(--c-primary-deep);
  font-size:13px;font-weight:600;margin-bottom:22px;
}
.hero__tag i{width:6px;height:6px;border-radius:50%;background:var(--c-accent);display:inline-block;}
.hero h1{font-size:clamp(28px,3.4vw,44px);line-height:1.25;font-weight:700;margin-bottom:18px;}
.hero__sub{font-size:16px;line-height:1.85;color:var(--c-text);max-width:520px;margin-bottom:28px;}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px;}
.hero__stats{display:flex;flex-wrap:wrap;gap:36px;}
.stat b{display:block;font-size:clamp(24px,2.6vw,32px);line-height:1.2;color:var(--c-primary);font-weight:700;}
.stat span{font-size:13px;color:var(--c-muted);}
.hero__media{position:relative;padding-bottom:26px;}
.hero__media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-lg);
  box-shadow:var(--sh-2);background:var(--c-surface);
}
.hero__card{
  position:absolute;left:-14px;bottom:0;right:34px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:18px 20px;box-shadow:var(--sh-2);
}
.hero__card b{display:block;font-size:15px;color:var(--c-ink);margin-bottom:6px;}
.hero__card p{font-size:13px;line-height:1.7;color:var(--c-muted);margin:0 0 8px;}
.hero__card a{font-size:13px;font-weight:600;}

/* ---------- 保障条 ---------- */
.guarantee{background:var(--c-primary-soft);padding:clamp(30px,4vw,46px) 0;}
.guarantee__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.guarantee__item{display:flex;flex-direction:column;gap:8px;}
.guarantee__icon{color:var(--c-primary);width:28px;height:28px;}
.guarantee__item b{font-size:15px;color:var(--c-ink);font-weight:700;}
.guarantee__item p{font-size:13.5px;line-height:1.7;color:var(--c-muted);margin:0;}

/* ---------- 卡片 ---------- */
.card-x{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;height:100%;
  transition:transform .22s ease,box-shadow .22s ease;
  display:flex;flex-direction:column;
}
.card-x:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.card-x__media{overflow:hidden;}
.card-x__media img{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--c-bg);transition:transform .5s ease;}
.card-x:hover .card-x__media img{transform:scale(1.03);}
.card-x__body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-x__body h3{font-size:18px;line-height:1.5;}
.card-x__body p{font-size:14.5px;line-height:1.75;color:var(--c-muted);margin:0;}
.card-x__foot{margin-top:auto;padding-top:4px;}
.card-x__foot a{font-size:14px;font-weight:600;}

.card-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;background:var(--c-accent-soft);
  color:#8A5420;font-size:14px;font-weight:700;
}

/* 大卡（左图右文） */
.card-wide{flex-direction:row;align-items:stretch;}
.card-wide .card-x__media{flex:0 0 46%;}
.card-wide .card-x__media img{height:100%;aspect-ratio:auto;min-height:250px;}
@media (max-width:767.98px){
  .card-wide{flex-direction:column;}
  .card-wide .card-x__media{flex:none;}
  .card-wide .card-x__media img{aspect-ratio:16/10;min-height:0;height:auto;}
}

/* 横条卡 */
.card-strip{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px 28px;box-shadow:var(--sh-1);transition:box-shadow .22s ease,transform .22s ease;
}
.card-strip:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.card-strip h3{font-size:18px;margin-bottom:6px;}
.card-strip p{font-size:14.5px;color:var(--c-muted);margin:0;}

/* ---------- 流程时间轴 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.steps::before{
  content:"";position:absolute;top:19px;left:6%;right:6%;height:1px;background:var(--c-line);
}
.step{position:relative;padding-top:0;}
.step__dot{
  position:relative;z-index:2;width:38px;height:38px;border-radius:50%;
  background:var(--c-surface);border:1px solid var(--c-primary);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;margin-bottom:18px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;line-height:1.75;color:var(--c-muted);margin:0;}

/* ---------- 评价轮播 ---------- */
.carousel-nav{display:flex;gap:10px;}
.ctrl-btn{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--c-primary);
  background:transparent;color:var(--c-primary);font-size:20px;line-height:1;
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:all .22s ease;
}
.ctrl-btn:hover{background:var(--c-primary);color:#fff;}
.review-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);height:100%;display:flex;flex-direction:column;gap:14px;
  transition:box-shadow .22s ease,transform .22s ease;
}
.review-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.review-card__head{display:flex;align-items:center;gap:12px;}
.review-card__avatar{
  width:44px;height:44px;flex:0 0 44px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;
}
.review-card__head b{display:block;font-size:15px;color:var(--c-ink);}
.review-card__head span{font-size:13px;color:var(--c-muted);}
.review-card__stars{color:var(--c-accent);font-size:14px;letter-spacing:2px;}
.review-card p{font-size:14.5px;line-height:1.8;color:var(--c-text);margin:0;}
#reviewCarousel .carousel-indicators{position:static;margin:30px 0 0;justify-content:center;gap:8px;}
#reviewCarousel .carousel-indicators [data-bs-target]{
  width:22px;height:4px;border-radius:2px;background:var(--c-line);
  border:0;opacity:1;margin:0;transition:all .22s ease;
}
#reviewCarousel .carousel-indicators .active{width:42px;background:var(--c-primary);}
#reviewCarousel .carousel-item{padding:2px;}

/* ---------- 资讯列表 ---------- */
.news-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  overflow:hidden;height:100%;display:flex;flex-direction:column;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.news-card__media img{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--c-bg);}
.news-card__body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-card__meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.news-card__meta time{font-size:13px;color:var(--c-muted);}
.news-card__title{font-size:17px;line-height:1.55;}
.news-card__title a{
  color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__title a:hover{color:var(--c-primary-deep);}
.news-card__desc{
  font-size:14px;line-height:1.75;color:var(--c-muted);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__more{margin-top:auto;font-size:14px;font-weight:600;padding-top:8px;}

.empty-state{
  text-align:center;padding:56px 24px;background:var(--c-surface);
  border:1px dashed var(--c-line);border-radius:var(--r-md);
  display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty-state svg{opacity:.4;color:var(--c-primary);}
.empty-state p{font-size:14px;color:var(--c-muted);margin:0;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:var(--c-surface);border:1px solid var(--c-line)!important;
  border-radius:var(--r-md)!important;margin-bottom:14px;overflow:hidden;
}
.accordion-button{
  font-size:17px;font-weight:600;color:var(--c-ink);background:var(--c-surface);
  padding:20px 56px 20px 24px;position:relative;box-shadow:none!important;
  transition:background-color .22s ease,color .22s ease;
}
.accordion-button:not(.collapsed){
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  box-shadow:inset 3px 0 0 var(--c-primary)!important;
}
.accordion-button::after{display:none;}
.accordion-button::before{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;line-height:1;color:var(--c-primary);
}
.accordion-button:not(.collapsed)::before{content:"−";color:var(--c-primary-deep);}
.accordion-button:focus{box-shadow:none;border-color:transparent;}
.accordion-body{padding:4px 24px 22px;font-size:15px;line-height:1.85;color:var(--c-text);}

/* ---------- 底部 CTA ---------- */
.cta-section{position:relative;background:var(--c-dark);overflow:hidden;padding:clamp(56px,7vw,90px) 0;}
.cta-cloud{position:absolute;left:-60px;top:-80px;width:460px;height:460px;opacity:.07;pointer-events:none;}
.cta-section .container-x{position:relative;z-index:2;}
.cta-section h2{color:#fff;font-size:clamp(22px,2.4vw,30px);margin-bottom:14px;}
.cta-section .cta-desc{color:rgba(255,255,255,.72);font-size:15px;line-height:1.85;margin-bottom:22px;max-width:460px;}
.cta-list{display:flex;flex-direction:column;gap:12px;}
.cta-list li{display:flex;align-items:flex-start;gap:10px;color:rgba(255,255,255,.86);font-size:14.5px;line-height:1.7;}
.cta-list li svg{flex:0 0 18px;margin-top:4px;color:var(--c-accent);}
.cta-form{
  background:var(--c-surface);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-2);
}
.cta-form h3{font-size:18px;margin-bottom:6px;}
.cta-form__hint{font-size:13.5px;color:var(--c-muted);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--c-text);margin-bottom:7px;font-weight:600;}
.field input,.field textarea{
  width:100%;border:1px solid var(--c-line);border-radius:10px;background:var(--c-bg);
  padding:11px 14px;font-size:14.5px;line-height:1.6;transition:border-color .22s ease,box-shadow .22s ease,background-color .22s ease;
}
.field input{height:44px;padding:0 14px;}
.field textarea{height:96px;resize:vertical;}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);background:#fff;
  box-shadow:0 0 0 3px rgba(42,110,99,.12);
}
.field input::placeholder,.field textarea::placeholder{color:#9AA6A2;}
.form-note{font-size:12.5px;color:var(--c-muted);margin-top:12px;line-height:1.7;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-surface);border-top:1px solid var(--c-line);padding:clamp(48px,6vw,72px) 0 0;margin-top:auto;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand span{font-size:16px;font-weight:700;color:var(--c-ink);}
.footer-desc{font-size:14px;line-height:1.8;color:var(--c-muted);max-width:320px;}
.site-footer h4{font-size:14px;font-weight:700;color:var(--c-ink);margin-bottom:16px;letter-spacing:.4px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a,.footer-links span{font-size:14px;color:var(--c-muted);}
.footer-links a:hover{color:var(--c-primary-deep);}
.footer-bottom{
  margin-top:clamp(36px,4vw,52px);border-top:1px solid var(--c-line);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:13px;color:var(--c-muted);margin:0;}

/* ---------- 响应式 ---------- */
@media (max-width:991.98px){
  .side-nav{display:none;}
  .mobile-bar{display:flex;}
  .main-area{margin-left:0;padding-top:56px;}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px 24px;}
  .steps::before{display:none;}
  .guarantee__grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767.98px){
  .container-x{padding:0 18px;}
  .hero__card{position:static;margin-top:16px;right:auto;left:auto;}
  .hero__media{padding-bottom:0;}
  #reviewCarousel .carousel-item .col-md-4:nth-child(n+2){display:none;}
  .section-head{align-items:flex-start;}
}
@media (max-width:575.98px){
  body{font-size:15.5px;}
  .hero__stats{gap:24px;}
  .hero__cta .btn-x{width:100%;}
  .guarantee__grid{grid-template-columns:1fr 1fr;gap:20px 16px;}
  .steps{grid-template-columns:1fr;}
  .card-strip{flex-direction:column;align-items:flex-start;}
  .cta-form{padding:22px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (min-width:992px) and (max-width:1199.98px){
  .side-nav{width:216px;padding:22px 14px 20px;}
  .main-area{margin-left:216px;}
}

/* roulang page: article */
:root{
  --c-primary:#2A6E63;
  --c-primary-deep:#1D4F47;
  --c-primary-soft:#E6EFEC;
  --c-accent:#D08A46;
  --c-accent-soft:#F7EBDD;
  --c-ink:#16211F;
  --c-text:#33403D;
  --c-muted:#6E7C78;
  --c-bg:#F7F5F0;
  --c-surface:#FFFFFF;
  --c-line:#E4E0D6;
  --c-dark:#12211E;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(22,33,31,.06);
  --sh-2:0 10px 28px rgba(22,33,31,.08);
  --sidebar-w:240px;
  --bs-primary:#2A6E63;
  --bs-body-bg:#F7F5F0;
  --bs-body-color:#33403D;
  --bs-link-color:#2A6E63;
  --bs-link-hover-color:#1D4F47;
  --bs-border-color:#E4E0D6;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  overflow-x:hidden;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease,border-color .22s ease,background-color .22s ease;}
a:hover{color:var(--c-primary-deep);}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;}
p{margin:0;}
ul,ol{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:8px;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--c-primary);color:#fff;padding:10px 16px;border-radius:0 0 12px 0;z-index:2000;}
.skip-link:focus{left:0;color:#fff;}
.container-x{width:100%;max-width:1160px;margin:0 auto;padding:0 24px;}
.w-full{width:100%;}

/* ============ 侧栏导航 ============ */
.sidebar{
  position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;
  background:var(--c-surface);border-right:1px solid var(--c-line);
  padding:26px 18px 22px;display:flex;flex-direction:column;gap:22px;
  overflow-y:auto;z-index:1030;
}
.brand{display:flex;align-items:center;gap:11px;padding:2px 6px 0;}
.brand__mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;flex:0 0 40px;border-radius:13px;background:var(--c-primary-soft);
}
.brand__mark svg{width:26px;height:26px;}
.brand__text{display:flex;flex-direction:column;line-height:1.24;}
.brand__text span:first-child{font-size:16px;font-weight:700;color:var(--c-ink);letter-spacing:.02em;}
.brand__text span:last-child{font-size:12.5px;font-weight:600;color:var(--c-primary);letter-spacing:.06em;}
.nav-list{display:flex;flex-direction:column;gap:4px;}
.nav-label{font-size:11.5px;letter-spacing:.18em;color:var(--c-muted);padding:0 12px 8px;}
.nav-item{
  position:relative;display:block;font-size:15px;color:var(--c-text);
  padding:12px 12px 12px 14px;border-radius:10px;transition:background-color .22s ease,color .22s ease;
}
.nav-item:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.nav-item.active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600;}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:var(--c-primary);
}
.sidebar-sep{height:1px;background:var(--c-line);border:0;margin:0;}
.sidebar-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;font-size:13px;color:var(--c-muted);}
.sidebar-foot__note{font-size:13px;line-height:1.7;color:var(--c-muted);}
.sidebar-foot__mail{font-size:12.5px;color:var(--c-muted);word-break:break-all;}

/* ============ 按钮 ============ */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .22s ease;white-space:nowrap;
}
.btn-x.primary{background:var(--c-primary);color:#fff;}
.btn-x.primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(42,110,99,.24);}
.btn-x.ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-x.ghost:hover{background:var(--c-primary-soft);color:var(--c-primary);transform:translateY(-1px);}
.btn-x.accent{background:var(--c-accent);color:var(--c-dark);}
.btn-x.accent:hover{background:#C07B38;color:var(--c-dark);transform:translateY(-1px);box-shadow:0 8px 20px rgba(208,138,70,.28);}
.btn-x.sm{height:40px;padding:0 18px;font-size:14px;}

/* ============ 移动端顶栏 ============ */
.mobile-bar{display:none;}
.hamburger{
  width:42px;height:42px;border:1px solid var(--c-line);border-radius:12px;background:var(--c-surface);
  display:inline-flex;flex-direction:column;justify-content:center;align-items:center;gap:4px;cursor:pointer;
  transition:border-color .22s ease;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:background-color .22s ease;}
.hamburger:hover{border-color:var(--c-primary);}
.hamburger:hover span{background:var(--c-primary);}
.mobile-brand{display:flex;align-items:center;gap:10px;min-width:0;}
.mobile-brand .brand__mark{width:32px;height:32px;flex:0 0 32px;border-radius:10px;}
.mobile-brand .brand__mark svg{width:21px;height:21px;}
.mobile-brand__text{font-size:15px;font-weight:700;color:var(--c-ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

/* ============ 抽屉 ============ */
.drawer{width:286px !important;background:var(--c-surface);border-right:1px solid var(--c-line);}
.drawer .offcanvas-header{border-bottom:1px solid var(--c-line);padding:18px 20px;align-items:center;}
.drawer-title{font-size:15px;font-weight:700;color:var(--c-ink);}
.drawer .offcanvas-body{padding:20px;display:flex;flex-direction:column;gap:20px;}
.drawer .btn-close{opacity:.5;}
.drawer .btn-close:hover{opacity:.85;}

/* ============ 主内容区 ============ */
.main{margin-left:var(--sidebar-w);padding:36px 0 0;min-height:60vh;}

/* ============ 面包屑 ============ */
.breadcrumb-x{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;padding:0;margin:0 0 26px;font-size:13.5px;color:var(--c-muted);}
.breadcrumb-x li{display:flex;align-items:center;gap:8px;min-width:0;}
.breadcrumb-x li+li::before{content:"›";color:#B8B2A4;}
.breadcrumb-x a{color:var(--c-muted);border-bottom:1px solid transparent;}
.breadcrumb-x a:hover{color:var(--c-primary);border-bottom-color:var(--c-primary);}
.breadcrumb-x .current{color:var(--c-ink);font-weight:600;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章头部 ============ */
.article-head{max-width:860px;margin-bottom:34px;}
.article-head h1{
  font-size:clamp(26px,3.2vw,42px);line-height:1.3;letter-spacing:-.01em;
  margin:0 0 18px;color:var(--c-ink);
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:14px;color:var(--c-muted);margin-bottom:26px;}
.badge-x{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-x.accent{background:var(--c-accent-soft);color:#A9662A;}
.article-cover{
  border-radius:var(--r-md);overflow:hidden;border:1px solid var(--c-line);
  background:var(--c-bg);box-shadow:var(--sh-1);
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ============ 正文两栏 ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:48px;
  align-items:start;max-width:1048px;margin:44px auto 0;
}
.article-main{max-width:760px;min-width:0;}
.article-body{font-size:17px;line-height:1.9;color:var(--c-text);}
.article-body>*:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  font-size:clamp(20px,2.2vw,26px);line-height:1.4;font-weight:700;color:var(--c-ink);
  margin:40px 0 16px;padding-left:14px;border-left:4px solid var(--c-primary);
}
.article-body h3{
  position:relative;font-size:19px;line-height:1.5;font-weight:600;color:var(--c-ink);
  margin:30px 0 12px;padding-left:18px;
}
.article-body h3::before{
  content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;
  border-radius:2px;background:var(--c-accent);
}
.article-body h4{font-size:17px;font-weight:600;color:var(--c-ink);margin:22px 0 10px;}
.article-body ul,.article-body ol{padding-left:1.4em;margin:0 0 1.2em;line-height:1.8;}
.article-body li{margin-bottom:.5em;}
.article-body strong{color:var(--c-ink);font-weight:600;}
.article-body blockquote{
  margin:24px 0;padding:20px;background:var(--c-surface);
  border-left:4px solid var(--c-primary);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--c-text);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:24px auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--c-muted);margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:12px 14px;text-align:left;vertical-align:top;}
.article-body th{background:var(--c-primary-soft);color:var(--c-ink);font-weight:600;}
.article-body tbody tr:nth-child(even){background:#FBF9F5;}
.article-body pre{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;
  padding:16px;overflow-x:auto;font-size:14px;line-height:1.7;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;
  background:var(--c-primary-soft);color:var(--c-primary-deep);padding:2px 6px;border-radius:6px;
}
.article-body pre code{background:none;padding:0;color:inherit;}
.article-body a{color:var(--c-primary);border-bottom:1px solid rgba(42,110,99,.35);}
.article-body a:hover{color:var(--c-primary-deep);border-bottom-color:var(--c-primary-deep);}
.article-body hr{border:0;height:1px;background:var(--c-line);margin:36px 0;}

/* ============ 空态 ============ */
.empty-state{
  display:flex;flex-direction:column;align-items:center;text-align:center;gap:14px;
  padding:56px 24px;background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-md);
}
.empty-state svg{width:48px;height:48px;stroke:rgba(42,110,99,.4);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;}
.empty-state p{font-size:14px;color:var(--c-muted);}

/* ============ 目录 ============ */
.toc{
  position:sticky;top:28px;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-1);
}
.toc h3{font-size:14px;font-weight:700;color:var(--c-ink);margin:0 0 14px;letter-spacing:.04em;}
.toc ol{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:2px;}
.toc a{
  display:block;font-size:13.5px;line-height:1.6;color:var(--c-muted);
  padding:8px 10px;border-radius:8px;border-left:2px solid transparent;
}
.toc a:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.toc a.is-active{color:var(--c-primary);font-weight:600;background:var(--c-primary-soft);border-left-color:var(--c-primary);}
.toc-foot{margin-top:16px;padding-top:16px;border-top:1px solid var(--c-line);}
.toc-foot p{font-size:12.5px;line-height:1.7;color:var(--c-muted);margin-bottom:12px;}

/* ============ 标签与翻页 ============ */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:44px;padding-top:28px;border-top:1px solid var(--c-line);}
.tag-row__label{font-size:13px;color:var(--c-muted);margin-right:4px;}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  border:1px solid var(--c-line);background:var(--c-surface);font-size:13px;color:var(--c-text);
  transition:all .22s ease;
}
.tag:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);}
.pager-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:30px;}
.pager-card{
  display:block;padding:20px 22px;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);box-shadow:var(--sh-1);transition:all .22s ease;
}
.pager-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6D0C2;}
.pager-card .dir{font-size:12px;font-weight:600;letter-spacing:.1em;color:var(--c-accent);}
.pager-card h4{font-size:16px;font-weight:600;color:var(--c-ink);margin:8px 0 0;line-height:1.5;}
.pager-card .who{font-size:13px;color:var(--c-muted);margin-top:6px;}

/* ============ 板块 ============ */
.section-block{margin-bottom:76px;}
.section-head{margin-bottom:28px;max-width:720px;}
.section-head h2{font-size:clamp(20px,2.2vw,26px);line-height:1.4;margin:0 0 8px;}
.section-head p{font-size:14px;line-height:1.8;color:var(--c-muted);}

/* ============ 卡片 ============ */
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card-x{
  display:flex;flex-direction:column;height:100%;overflow:hidden;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card-x:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6D0C2;}
.card-x__media{aspect-ratio:16/10;overflow:hidden;background:var(--c-bg);}
.card-x__media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.card-x:hover .card-x__media img{transform:scale(1.05);}
.card-x__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-x__top{display:flex;align-items:center;gap:10px;}
.card-x__body h3{
  font-size:17px;font-weight:600;line-height:1.5;color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-x__body p{
  font-size:14px;line-height:1.75;color:var(--c-muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-x__link{margin-top:auto;padding-top:12px;font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px;}
.card-x__link::after{content:"→";transition:transform .22s ease;}
.card-x:hover .card-x__link::after{transform:translateX(3px);}

/* ============ FAQ ============ */
.faq-x .accordion-item{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
}
.faq-x .accordion-button{
  background:transparent;color:var(--c-ink);font-size:17px;font-weight:600;
  padding:20px 52px 20px 22px;line-height:1.6;border:0;box-shadow:none;
}
.faq-x .accordion-button:not(.collapsed){
  color:var(--c-primary);background:var(--c-primary-soft);box-shadow:none;
}
.faq-x .accordion-button::after{
  background-image:none;width:14px;height:14px;
  border-right:1.8px solid var(--c-primary);border-bottom:1.8px solid var(--c-primary);
  transform:rotate(45deg);transition:transform .22s ease;margin-top:-4px;
}
.faq-x .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);margin-top:4px;}
.faq-x .accordion-button:focus{box-shadow:none;z-index:1;}
.faq-x .accordion-body{padding:4px 22px 22px;font-size:15px;line-height:1.85;color:var(--c-text);}
.faq-x .accordion-collapse{border-top:1px solid transparent;}
.faq-x .accordion-button:not(.collapsed)+.accordion-collapse{border-top-color:var(--c-line);}

/* ============ 底部 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--c-dark);color:#DDE6E2;padding:44px 40px;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-70px;width:320px;height:220px;
  background:
    radial-gradient(closest-side,rgba(208,138,70,.18),transparent 72%),
    radial-gradient(closest-side,rgba(42,110,99,.28),transparent 70%);
  background-position:0 0,80px 40px;background-size:220px 180px,260px 200px;
  pointer-events:none;opacity:.7;
}
.cta-band__inner{position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);line-height:1.4;color:#FFFFFF;margin:0 0 10px;}
.cta-band p{font-size:15px;line-height:1.8;color:#B9C7C1;max-width:560px;}
.cta-points{display:flex;flex-wrap:wrap;gap:10px 22px;list-style:none;padding:0;margin:18px 0 0;}
.cta-points li{position:relative;padding-left:18px;font-size:13.5px;color:#9FB0AA;}
.cta-points li::before{content:"";position:absolute;left:0;top:.65em;width:6px;height:6px;border-radius:50%;background:var(--c-accent);}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-surface);border-top:1px solid var(--c-line);margin-top:80px;padding:56px 0 0;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--c-ink);margin-bottom:14px;}
.footer-desc{font-size:14px;color:var(--c-muted);line-height:1.8;max-width:360px;}
.site-footer h4{font-size:14px;font-weight:700;color:var(--c-ink);margin:0 0 16px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--c-muted);}
.footer-links a{color:var(--c-muted);}
.footer-links a:hover{color:var(--c-primary);}
.footer-links span{color:var(--c-muted);line-height:1.7;word-break:break-word;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  margin-top:48px;padding:20px 0;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--c-muted);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .sidebar{display:none;}
  .main{margin-left:0;padding-top:78px;}
  .mobile-bar{
    display:flex;position:fixed;top:0;left:0;right:0;height:60px;z-index:1040;
    align-items:center;justify-content:space-between;gap:12px;padding:0 16px;
    background:rgba(247,245,240,.96);backdrop-filter:blur(10px);
    border-bottom:1px solid var(--c-line);
  }
  .article-layout{grid-template-columns:1fr;gap:0;max-width:820px;}
  .article-main{max-width:100%;}
  .toc{display:none;}
}
@media (max-width:991.98px){
  .rec-grid{grid-template-columns:repeat(2,1fr);}
  .article-head h1{font-size:clamp(24px,5vw,32px);}
}
@media (max-width:767.98px){
  .container-x{padding:0 18px;}
  .main{padding-top:74px;}
  .article-meta{gap:8px 14px;font-size:13px;}
  .article-layout{margin-top:32px;}
  .cta-band{padding:32px 22px;}
  .cta-band__inner{flex-direction:column;align-items:flex-start;}
  .section-block{margin-bottom:56px;}
}
@media (max-width:575.98px){
  body{font-size:15.5px;}
  .rec-grid{grid-template-columns:1fr;}
  .pager-row{grid-template-columns:1fr;}
  .breadcrumb-x .current{max-width:180px;}
  .article-body{font-size:16.5px;}
  .article-body h2{margin-top:32px;}
  .btn-x{width:100%;}
  .pager-card{width:100%;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category1 */
:root{
  --c-primary:#2A6E63;
  --c-primary-deep:#1D4F47;
  --c-primary-soft:#E6EFEC;
  --c-accent:#D08A46;
  --c-accent-soft:#F7EBDD;
  --c-ink:#16211F;
  --c-text:#33403D;
  --c-muted:#6E7C78;
  --c-bg:#F7F5F0;
  --c-surface:#FFFFFF;
  --c-line:#E4E0D6;
  --c-dark:#12211E;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(22,33,31,.06);
  --sh-2:0 10px 28px rgba(22,33,31,.08);
  --bs-primary:#2A6E63;
  --bs-body-bg:#F7F5F0;
  --bs-body-color:#33403D;
  --bs-link-color:#2A6E63;
  --bs-link-hover-color:#1D4F47;
  --bs-border-color:#E4E0D6;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease,background-color .22s ease}
a:hover{color:var(--c-primary-deep);text-decoration:underline;text-underline-offset:3px}
h1,h2,h3,h4{margin:0 0 12px;color:var(--c-ink);font-weight:700;letter-spacing:.01em}
h1{font-size:clamp(28px,3.4vw,44px);line-height:1.25}
h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35}
h3{font-size:19px;line-height:1.5;font-weight:600}
h4{font-size:16px;line-height:1.5;font-weight:700}
p{margin:0 0 16px}
ul{margin:0;padding:0;list-style:none}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px}
.container-x{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ===== 侧栏导航 ===== */
.sidebar{
  position:fixed;top:0;left:0;width:240px;height:100vh;
  background:var(--c-surface);
  border-right:1px solid var(--c-line);
  display:none;flex-direction:column;
  padding:26px 18px 22px;
  z-index:1040;
  overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:10px;margin-bottom:26px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand__mark{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;flex:0 0 40px}
.brand__mark svg{width:100%;height:100%}
.brand__text{display:flex;flex-direction:column;line-height:1.25}
.brand__text span:first-child{font-size:15px;font-weight:700;color:var(--c-ink);letter-spacing:.02em}
.brand__text span:last-child{font-size:12.5px;color:var(--c-muted);letter-spacing:.06em}
.nav-label{display:block;font-size:11.5px;letter-spacing:.2em;color:var(--c-muted);margin:0 0 10px 14px;text-transform:uppercase}
.nav-list{display:flex;flex-direction:column;gap:4px}
.nav-item{
  display:block;padding:12px 14px;font-size:15px;color:var(--c-text);
  border-radius:var(--r-sm);border-left:3px solid transparent;
  transition:background-color .22s ease,color .22s ease,border-color .22s ease;
}
.nav-item:hover{background:var(--c-primary-soft);color:var(--c-primary);text-decoration:none}
.nav-item.active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:700;border-left-color:var(--c-primary)}
.sidebar__divider{height:1px;background:var(--c-line);margin:22px 0 18px}
.sidebar__note{font-size:13px;color:var(--c-muted);line-height:1.75;margin-bottom:14px}
.sidebar__mail{display:block;margin-top:12px;font-size:13px;color:var(--c-muted);word-break:break-all}
.sidebar__mail:hover{color:var(--c-primary)}
.sidebar__foot{margin-top:auto;padding-top:8px}

/* ===== 移动顶栏 ===== */
.mobile-bar{
  position:fixed;top:0;left:0;right:0;height:56px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--c-line);
  backdrop-filter:saturate(160%) blur(6px);
  z-index:1030;
}
.mobile-bar__brand{display:flex;align-items:center;gap:8px;text-decoration:none}
.mobile-bar__brand:hover{text-decoration:none}
.mobile-bar__brand .brand__mark{width:30px;height:30px;flex:0 0 30px}
.mobile-bar__brand span:last-child{font-size:14.5px;font-weight:700;color:var(--c-ink)}
.menu-btn{
  width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);border:0;border-radius:var(--r-sm);color:var(--c-primary);cursor:pointer;
  transition:background-color .22s ease;
}
.menu-btn:hover{background:#d8e6e1}
.menu-btn svg{width:20px;height:20px}
.drawer-x{width:290px;background:var(--c-surface);border-right:1px solid var(--c-line)}
.drawer-x .offcanvas-header{border-bottom:1px solid var(--c-line);padding:16px 20px}
.drawer-x .offcanvas-title{font-size:15px;font-weight:700;color:var(--c-ink);margin:0}
.drawer-x .offcanvas-body{padding:20px;display:flex;flex-direction:column}
.drawer-x .btn-close{--bs-btn-close-focus-shadow:0 0 0 2px rgba(208,138,70,.45)}

/* ===== 主区域 ===== */
.main-area{min-height:60vh;padding-bottom:8px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-muted);padding:26px 0 18px}
.crumb a{color:var(--c-muted)}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{color:#c2bdb0}
.crumb .current{color:var(--c-ink);font-weight:600}

/* ===== Hero ===== */
.hero-x{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--c-dark);margin-bottom:clamp(36px,4.5vw,56px);
}
.hero-x__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.44}
.hero-x__veil{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(18,33,30,.9) 0%,rgba(18,33,30,.74) 48%,rgba(18,33,30,.42) 100%);
}
.hero-x__wave{position:absolute;right:-40px;bottom:-40px;width:320px;height:320px;opacity:.07;pointer-events:none}
.hero-x__inner{position:relative;display:grid;grid-template-columns:1fr;gap:26px;padding:clamp(26px,3.6vw,46px)}
.hero-x h1{color:#fff;margin-bottom:14px}
.hero-x__sub{color:rgba(255,255,255,.82);font-size:16px;line-height:1.8;margin:0;max-width:620px}
.hero-x .badge-x{background:rgba(208,138,70,.2);color:#F3D3AE;margin-bottom:16px}
.hero-x__panel{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-md);padding:20px 22px;backdrop-filter:blur(2px);
}
.hero-x__panel p{color:rgba(255,255,255,.82);font-size:14.5px;line-height:1.8;margin:0 0 14px}
.hero-x__points{display:flex;flex-direction:column;gap:10px}
.hero-x__points li{position:relative;padding-left:18px;font-size:14.5px;color:rgba(255,255,255,.9);line-height:1.7}
.hero-x__points li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--c-accent)}

/* ===== 通用板块 ===== */
.section{margin-bottom:clamp(48px,6vw,84px)}
.section-head{margin-bottom:26px;max-width:760px}
.section-head h2{margin-bottom:10px}
.section-head p{margin:0;font-size:14px;color:var(--c-muted)}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;color:var(--c-accent);margin-bottom:10px}
.badge-x{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-x--accent{background:var(--c-accent-soft);color:#9a5f22}
.badge-x--line{background:transparent;border:1px solid var(--c-line);color:var(--c-muted)}

/* ===== 按钮 ===== */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;line-height:1;
  transition:background-color .22s ease,color .22s ease,box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.btn-x:hover{text-decoration:none;transform:translateY(-1px)}
.btn-x--primary{background:var(--c-primary);color:#fff}
.btn-x--primary:hover{background:var(--c-primary-deep);color:#fff;box-shadow:0 8px 20px rgba(42,110,99,.24)}
.btn-x--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-x--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.btn-x--accent{background:var(--c-accent);color:#241608}
.btn-x--accent:hover{background:#bd7a38;color:#241608;box-shadow:0 8px 20px rgba(208,138,70,.28)}
.btn-x--light{background:#fff;color:var(--c-ink)}
.btn-x--light:hover{background:#f0ece2;color:var(--c-ink)}
.btn-x--outline-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-x--outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
.btn-x--sm{height:40px;padding:0 20px;font-size:14px}
.btn-x--block{width:100%}
.btn-x--disabled{background:#d9dcd8;color:#8d948f;cursor:not-allowed;border-color:transparent;opacity:.85}
.btn-x--disabled:hover{transform:none;box-shadow:none;background:#d9dcd8;color:#8d948f}

/* ===== 卡片 ===== */
.card-x{
  display:flex;flex-direction:column;height:100%;overflow:hidden;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card-x:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#d8d3c6}
.card-x__media{aspect-ratio:16/10;overflow:hidden;background:var(--c-primary-soft)}
.card-x__media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card-x:hover .card-x__media img{transform:scale(1.045)}
.card-x__body{display:flex;flex-direction:column;gap:10px;flex:1;padding:20px 22px 22px}
.card-x__title{font-size:18px;font-weight:600;line-height:1.5;color:var(--c-ink);margin:0}
.card-x__desc{
  font-size:14.5px;line-height:1.78;color:var(--c-muted);margin:0;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-x__link{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--c-primary);
}
.card-x__link::after{content:"→";font-weight:400;transition:transform .22s ease}
.card-x:hover .card-x__link::after{transform:translateX(4px)}
.card-x--plain{background:var(--c-surface);padding:24px;gap:12px;border-radius:var(--r-md)}
.card-x--plain:hover{transform:translateY(-2px)}
.card-x--plain .card-x__title{font-size:17px}
.card-x__num{
  display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;flex:0 0 30px;
  border-radius:9px;background:var(--c-primary-soft);color:var(--c-primary);font-size:13.5px;font-weight:700;
}

/* ===== 粘性目录卡 ===== */
.toc-card{
  position:sticky;top:24px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);padding:22px;
}
.toc-card__title{font-size:15px;font-weight:700;color:var(--c-ink);margin:0 0 6px}
.toc-card__hint{font-size:13px;color:var(--c-muted);margin:0 0 14px;line-height:1.7}
.toc-list{display:flex;flex-direction:column;gap:4px;margin-bottom:18px}
.toc-list a{
  display:block;padding:10px 12px;font-size:14.5px;color:var(--c-text);
  border-radius:var(--r-sm);border-left:3px solid transparent;
  transition:background-color .22s ease,color .22s ease,border-color .22s ease;
}
.toc-list a:hover{background:var(--c-primary-soft);color:var(--c-primary);border-left-color:var(--c-primary);text-decoration:none}
.toc-card__foot{border-top:1px solid var(--c-line);padding-top:16px}
.toc-card__foot p{font-size:13px;color:var(--c-muted);line-height:1.7;margin:0 0 12px}

/* ===== 清单 ===== */
.check-list li{
  position:relative;
  padding:14px 18px 14px 50px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-sm);
  box-shadow:var(--sh-1);font-size:15px;line-height:1.7;color:var(--c-text);
  margin-bottom:12px;transition:transform .22s ease,box-shadow .22s ease;
}
.check-list li:hover{transform:translateX(3px);box-shadow:var(--sh-2)}
.check-list li::before{
  content:"";position:absolute;left:20px;top:22px;width:13px;height:7px;
  border-left:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:rotate(-45deg);
}

/* ===== 图文区块 ===== */
.figure-x{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-1);background:var(--c-primary-soft)}
.figure-x img{width:100%;aspect-ratio:16/10;object-fit:cover}

/* ===== FAQ ===== */
.faq-x .accordion-item{
  border:1px solid var(--c-line);border-radius:var(--r-md) !important;
  background:var(--c-surface);box-shadow:var(--sh-1);overflow:hidden;margin-bottom:14px;
}
.faq-x .accordion-button{
  padding:20px 22px;font-size:17px;font-weight:600;color:var(--c-ink);
  background:var(--c-surface);box-shadow:none !important;border-radius:var(--r-md) !important;
  transition:background-color .22s ease,color .22s ease;
}
.faq-x .accordion-button:not(.collapsed){
  color:var(--c-primary);background:var(--c-primary-soft);border-left:3px solid var(--c-primary);
}
.faq-x .accordion-button:focus{box-shadow:none !important;outline:2px solid var(--c-accent);outline-offset:-2px}
.faq-x .accordion-button::after{
  background-image:none;content:"+";width:auto;height:auto;
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:400;line-height:1;color:var(--c-primary);
  margin-left:16px;transform:none;
}
.faq-x .accordion-button:not(.collapsed)::after{content:"−";transform:none}
.faq-x .accordion-body{padding:4px 22px 22px;font-size:15px;line-height:1.85;color:var(--c-text)}
.faq-x .accordion-body p:last-child{margin-bottom:0}

/* ===== CTA ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--c-dark);padding:clamp(28px,4vw,46px);color:#fff;
}
.cta-band__wave{position:absolute;right:-30px;bottom:-50px;width:280px;height:280px;opacity:.08;pointer-events:none}
.cta-band__inner{position:relative;display:grid;grid-template-columns:1fr;gap:24px;align-items:center}
.cta-band h2{color:#fff;margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;line-height:1.8;margin:0}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--c-surface);border-top:1px solid var(--c-line);
  padding:clamp(40px,5vw,64px) 0 24px;margin-top:clamp(48px,6vw,88px);
}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:15.5px;font-weight:700;color:var(--c-ink);margin-bottom:12px}
.footer-brand .brand__mark{width:32px;height:32px;flex:0 0 32px}
.footer-desc{font-size:14px;color:var(--c-muted);line-height:1.8;max-width:360px;margin:0}
.site-footer h4{font-size:14px;color:var(--c-ink);margin:0 0 14px}
.footer-links{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--c-muted)}
.footer-links a{color:var(--c-muted)}
.footer-links a:hover{color:var(--c-primary)}
.footer-bottom{
  border-top:1px solid var(--c-line);margin-top:34px;padding-top:18px;
  display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
  font-size:13px;color:var(--c-muted);
}
.footer-bottom p{margin:0}

/* ===== 响应式 ===== */
@media (min-width:576px){
  .hero-x__inner{padding:clamp(32px,4vw,50px)}
}
@media (min-width:992px){
  .hero-x__inner{grid-template-columns:1.35fr 1fr;align-items:center;gap:36px}
  .cta-band__inner{grid-template-columns:1.4fr auto}
  .section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}
}
@media (max-width:991.98px){
  .main-area{padding-top:56px}
  .toc-card{position:static}
}
@media (min-width:1200px){
  .sidebar{display:flex}
  .mobile-bar{display:none}
  .main-area,.site-footer{margin-left:240px}
  .main-area{padding-top:0}
  .drawer-x{display:none}
}
@media (max-width:575.98px){
  .btn-x{width:100%;padding:0 20px}
  .cta-band__actions{width:100%}
  .hero-x{border-radius:var(--r-md)}
  .hero-x__panel{padding:16px 18px}
  .card-x__body{padding:18px}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category2 */
:root{
  --c-primary:#2A6E63;
  --c-primary-deep:#1D4F47;
  --c-primary-soft:#E6EFEC;
  --c-accent:#D08A46;
  --c-accent-soft:#F7EBDD;
  --c-ink:#16211F;
  --c-text:#33403D;
  --c-muted:#6E7C78;
  --c-bg:#F7F5F0;
  --c-surface:#FFFFFF;
  --c-line:#E4E0D6;
  --c-dark:#12211E;

  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(22,33,31,.06);
  --sh-2:0 10px 28px rgba(22,33,31,.08);
  --sp-section:clamp(56px,7vw,96px);

  --bs-body-bg:var(--c-bg);
  --bs-body-color:var(--c-text);
  --bs-link-color:var(--c-primary);
  --bs-link-hover-color:var(--c-primary-deep);
  --bs-border-color:var(--c-line);
  --bs-primary:var(--c-primary);
  --bs-primary-rgb:42,110,99;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-body-font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-border-radius:12px;
  --bs-body-line-height:1.8;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;}

body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

h1,h2,h3,h4,h5{margin:0;color:var(--c-ink);font-weight:700;}
h1{font-size:clamp(28px,3.4vw,44px);line-height:1.25;}
h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35;}
h3{font-size:19px;line-height:1.5;font-weight:600;}
h4{font-size:16px;line-height:1.5;font-weight:600;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}

a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,text-decoration-color .2s ease;}
a:hover{color:var(--c-primary-deep);text-decoration:underline;text-underline-offset:3px;}

:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px;}

.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

.container-x{width:100%;max-width:1160px;margin:0 auto;padding:0 20px;}

/* ---------- App Shell ---------- */
.app-shell{min-height:100vh;}

.topbar{
  position:fixed;top:0;left:0;right:0;height:56px;z-index:1045;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.topbar__toggle{
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--c-line);background:var(--c-surface);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--c-primary);transition:.2s ease;
}
.topbar__toggle:hover{background:var(--c-primary-soft);border-color:var(--c-primary);}

.side-nav{
  position:fixed;top:0;left:0;width:240px;height:100vh;z-index:1040;
  background:var(--c-surface);
  border-right:1px solid var(--c-line);
  display:flex;flex-direction:column;
  padding:26px 18px 22px;
  overflow-y:auto;
}
.side-nav__foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--c-line);}

.brand{display:flex;align-items:center;gap:12px;color:var(--c-ink);}
.brand:hover{text-decoration:none;color:var(--c-ink);}
.brand__mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:50%;
  background:var(--c-primary-soft);
  display:inline-flex;align-items:center;justify-content:center;
}
.brand__mark svg{width:32px;height:32px;}
.brand__text{display:flex;flex-direction:column;line-height:1.25;}
.brand__text span:first-child{font-size:15px;font-weight:700;color:var(--c-ink);letter-spacing:.02em;}
.brand__text span:last-child{font-size:12px;color:var(--c-muted);letter-spacing:.06em;}

.nav-list{display:flex;flex-direction:column;gap:4px;margin-top:22px;}
.nav-label{
  font-size:12px;letter-spacing:.14em;color:var(--c-muted);
  padding:0 14px 8px;text-transform:uppercase;
}
.nav-item{
  position:relative;display:block;
  padding:12px 14px;border-radius:10px;
  font-size:15px;color:var(--c-text);line-height:1.4;
  transition:background .2s ease,color .2s ease;
}
.nav-item:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);text-decoration:none;}
.nav-item.active{
  background:var(--c-primary-soft);color:var(--c-primary-deep);font-weight:700;
}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;
  border-radius:3px;background:var(--c-primary);
}

.side-contact{font-size:13px;line-height:1.9;color:var(--c-muted);margin-bottom:14px;}
.side-contact strong{display:block;color:var(--c-ink);font-size:13px;margin-bottom:6px;letter-spacing:.04em;}

.main-area{padding-top:56px;min-height:100vh;}
@media (min-width:992px){
  .main-area{margin-left:240px;padding-top:0;}
}

/* 移动端抽屉 */
.offcanvas.drawer{width:290px;background:var(--c-surface);}
.drawer .offcanvas-header{border-bottom:1px solid var(--c-line);padding:16px 18px;}
.drawer .offcanvas-body{padding:18px;display:flex;flex-direction:column;}
.drawer .nav-list{margin-top:6px;}

/* ---------- 通用组件 ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-x:hover{text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-x:active{transform:translateY(0);}
.btn-primary-x{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.btn-primary-x:hover{background:var(--c-primary-deep);border-color:var(--c-primary-deep);color:#fff;}
.btn-outline-x{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn-outline-x:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);border-color:var(--c-primary-deep);}
.btn-accent-x{background:var(--c-accent);border-color:var(--c-accent);color:#241505;}
.btn-accent-x:hover{background:#bd7938;border-color:#bd7938;color:#241505;}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;}

.badge-x{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;
  border-radius:999px;background:var(--c-primary-soft);color:var(--c-primary);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-x.accent{background:var(--c-accent-soft);color:#96591c;}

.card-x{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  padding:24px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  height:100%;
}
.card-x:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#d6d0c0;}

.section{padding:var(--sp-section) 0;}
.section--tight{padding:clamp(40px,4.5vw,64px) 0;}
.section-head{max-width:720px;margin-bottom:clamp(28px,3.4vw,44px);}
.section-head .eyebrow{
  display:inline-block;font-size:13px;letter-spacing:.14em;
  color:var(--c-accent);font-weight:700;margin-bottom:10px;
}
.section-head p{font-size:14px;color:var(--c-muted);line-height:1.75;margin-top:10px;}

.media-img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-md);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}

/* ---------- 面包屑 ---------- */
.crumb{font-size:14px;color:var(--c-muted);margin-bottom:18px;display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.crumb a{color:rgba(255,255,255,.72);}
.crumb a:hover{color:#fff;}
.crumb span.sep{opacity:.6;}
.crumb .current{color:#fff;font-weight:600;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--c-dark);color:#fff;
  padding:clamp(44px,5.5vw,80px) 0 clamp(36px,4.5vw,60px);
}
.page-hero__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.42;
}
.page-hero__veil{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(18,33,30,.94) 0%,rgba(18,33,30,.76) 46%,rgba(18,33,30,.34) 100%);
}
.page-hero .container-x{position:relative;z-index:2;}
.page-hero h1{color:#fff;max-width:820px;}
.page-hero .lead{
  margin-top:16px;max-width:640px;
  font-size:16px;line-height:1.85;color:rgba(255,255,255,.82);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}

.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;margin-top:36px;padding-top:26px;
  border-top:1px solid rgba(255,255,255,.18);
  max-width:720px;
}
.hero-stats .stat__num{
  font-size:clamp(22px,2.4vw,30px);font-weight:700;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-stats .stat__num em{font-style:normal;color:var(--c-accent);}
.hero-stats .stat__label{font-size:13px;color:rgba(255,255,255,.7);margin-top:4px;}

/* ---------- 保障条 ---------- */
.assure{background:var(--c-primary-soft);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.assure-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.assure-item{display:flex;gap:14px;align-items:flex-start;}
.assure-item .ico{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:var(--c-surface);border:1px solid var(--c-line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--c-primary);
}
.assure-item h3{font-size:15px;font-weight:700;margin-bottom:4px;}
.assure-item p{font-size:13px;line-height:1.7;color:var(--c-muted);}

/* ---------- 图文交替 ---------- */
.zig{padding:clamp(34px,4vw,52px) 0;border-bottom:1px solid var(--c-line);}
.zig:last-child{border-bottom:none;}
.zig__index{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:var(--c-accent-soft);color:#96591c;
  font-weight:700;font-size:15px;font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.zig h3{font-size:clamp(19px,2vw,23px);margin-bottom:12px;}
.zig p{font-size:15px;line-height:1.85;color:var(--c-text);}
.zig-list{margin-top:18px;display:flex;flex-direction:column;gap:12px;}
.zig-list li{
  position:relative;padding-left:26px;font-size:15px;line-height:1.8;color:var(--c-text);
}
.zig-list li::before{
  content:"";position:absolute;left:0;top:10px;
  width:10px;height:10px;border-radius:3px;
  background:var(--c-primary-soft);
  border:1px solid var(--c-primary);
}
.zig-list li strong{color:var(--c-ink);}

/* ---------- 速览卡 ---------- */
.info-card{display:flex;flex-direction:column;}
.info-card .badge-x{align-self:flex-start;margin-bottom:14px;}
.info-card h3{margin-bottom:10px;}
.info-card p{font-size:14px;line-height:1.8;color:var(--c-muted);}
.info-card .card-link{
  margin-top:auto;padding-top:18px;font-size:14px;font-weight:600;
  display:inline-flex;align-items:center;gap:6px;
}
.info-card .card-link:hover{gap:10px;}

/* ---------- FAQ ---------- */
.faq .accordion-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.faq .accordion-button{
  font-size:17px;font-weight:600;color:var(--c-ink);
  background:var(--c-surface);
  padding:18px 22px;
  box-shadow:none;
  line-height:1.6;
}
.faq .accordion-button:not(.collapsed){
  background:var(--c-primary-soft);
  color:var(--c-primary-deep);
  border-left:3px solid var(--c-primary);
}
.faq .accordion-button:focus{
  box-shadow:0 0 0 3px rgba(42,110,99,.12);
  border-color:var(--c-primary);
  z-index:3;
}
.faq .accordion-button::after{
  background-image:none;
  content:"+";
  font-size:20px;font-weight:600;color:var(--c-primary);
  width:20px;height:20px;line-height:1;
  display:flex;align-items:center;justify-content:center;
  transform:none;transition:transform .2s ease;
}
.faq .accordion-button:not(.collapsed)::after{content:"−";color:var(--c-primary-deep);}
.faq .accordion-body{
  padding:16px 22px 22px;
  font-size:15px;line-height:1.8;color:var(--c-text);
  border-top:1px solid var(--c-line);
}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--c-dark);color:#fff;
  border-radius:var(--r-lg);
  padding:clamp(30px,3.6vw,48px);
}
.cta-band__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  opacity:.22;
}
.cta-band__veil{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(18,33,30,.96) 0%,rgba(18,33,30,.80) 55%,rgba(18,33,30,.58) 100%);
}
.cta-band > .row{position:relative;z-index:2;}
.cta-band h2{color:#fff;}
.cta-band p{color:rgba(255,255,255,.8);font-size:15px;line-height:1.8;margin-top:12px;}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.cta-points span{
  font-size:13px;color:rgba(255,255,255,.9);
  border:1px solid rgba(255,255,255,.3);
  border-radius:999px;padding:5px 13px;
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-surface);
  border-top:1px solid var(--c-line);
  padding:clamp(40px,4.6vw,64px) 0 26px;
  margin-top:clamp(48px,5vw,80px);
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;color:var(--c-ink);font-weight:700;font-size:16px;}
.footer-desc{font-size:14px;line-height:1.8;color:var(--c-muted);max-width:340px;}
.site-footer h4{font-size:15px;margin-bottom:16px;color:var(--c-ink);}
.footer-links{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--c-muted);}
.footer-links a{color:var(--c-muted);}
.footer-links a:hover{color:var(--c-primary);}
.footer-bottom{
  margin-top:36px;padding-top:20px;
  border-top:1px solid var(--c-line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--c-muted);
}
.footer-bottom p{margin:0;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .hero-stats{max-width:100%;}
}
@media (max-width:991.98px){
  .assure-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .hero-stats{gap:14px;}
}
@media (max-width:767.98px){
  body{font-size:15.5px;}
  .page-hero{padding:36px 0 34px;}
  .hero-actions .btn-x{flex:1 1 100%;}
  .cta-band .btn-x{width:100%;margin-top:8px;}
}
@media (max-width:575.98px){
  .hero-stats{grid-template-columns:1fr 1fr;gap:16px;padding-top:20px;margin-top:28px;}
  .assure-grid{grid-template-columns:1fr;}
  .card-x{padding:20px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .section{padding:52px 0;}
}

/* roulang page: category3 */
:root{
  --c-primary:#2A6E63;
  --c-primary-deep:#1D4F47;
  --c-primary-soft:#E6EFEC;
  --c-accent:#D08A46;
  --c-accent-soft:#F7EBDD;
  --c-ink:#16211F;
  --c-text:#33403D;
  --c-muted:#6E7C78;
  --c-bg:#F7F5F0;
  --c-surface:#FFFFFF;
  --c-line:#E4E0D6;
  --c-dark:#12211E;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(22,33,31,.06);
  --sh-2:0 10px 28px rgba(22,33,31,.08);
  --bs-primary:#2A6E63;
  --bs-body-bg:#F7F5F0;
  --bs-body-color:#33403D;
  --bs-link-color:#2A6E63;
  --bs-link-hover-color:#1D4F47;
  --bs-border-color:#E4E0D6;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background-color:var(--c-bg);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--c-primary-deep)}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700}
h1{font-size:clamp(26px,3.2vw,42px);line-height:1.25}
h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35}
h3{font-size:18px;line-height:1.5;font-weight:600}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}

.container-x{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}

/* ============ 侧栏导航 ============ */
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:240px;
  background:var(--c-surface);
  border-right:1px solid var(--c-line);
  padding:28px 20px 24px;
  flex-direction:column;
  z-index:1030;
  overflow-y:auto;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  padding:0 4px 20px;
  border-bottom:1px solid var(--c-line);
  margin-bottom:18px;
  text-decoration:none;
}
.brand:hover{color:inherit}
.brand__mark{
  width:38px;height:38px;flex:0 0 38px;
  display:inline-flex;align-items:center;justify-content:center;
}
.brand__mark svg{width:100%;height:100%;display:block}
.brand__text{display:flex;flex-direction:column;line-height:1.25}
.brand__text span:first-child{font-size:16px;font-weight:700;color:var(--c-ink);letter-spacing:.6px}
.brand__text span:last-child{font-size:12.5px;color:var(--c-muted);letter-spacing:.6px}

.nav-list{display:flex;flex-direction:column;gap:4px}
.nav-label{font-size:12px;color:var(--c-muted);letter-spacing:2px;padding:0 12px 8px;display:block}
.nav-item{
  position:relative;
  display:block;
  padding:12px;
  font-size:15px;
  color:var(--c-text);
  border-radius:10px;
  transition:background .22s ease,color .22s ease;
}
.nav-item:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.nav-item.active{
  background:var(--c-primary-soft);
  color:var(--c-primary);
  font-weight:700;
}
.nav-item.active::before{
  content:"";
  position:absolute;left:0;top:50%;
  transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;
  background:var(--c-primary);
}

.sidebar-foot{margin-top:auto;padding-top:22px}
.sidebar-foot__label{font-size:13px;color:var(--c-ink);font-weight:600;margin:0 0 6px}
.sidebar-foot__text{font-size:13px;line-height:1.7;color:var(--c-muted);margin:0 0 14px}
.btn-block{width:100%}
.sidebar-contact{display:flex;flex-direction:column;gap:4px;margin-top:16px;padding-top:16px;border-top:1px solid var(--c-line);font-size:12.5px;color:var(--c-muted);word-break:break-all}

/* ============ 移动端顶栏 ============ */
.mobile-bar{
  position:fixed;top:0;left:0;right:0;height:56px;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--c-line);
  z-index:1040;
  backdrop-filter:blur(8px);
}
.mobile-bar__inner{
  height:100%;max-width:1160px;margin:0 auto;padding:0 16px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.brand--sm{border:0;padding:0;margin:0;gap:10px}
.brand--sm .brand__mark{width:30px;height:30px;flex:0 0 30px}
.brand--sm .brand__text span:first-child{font-size:14px}
.brand--sm .brand__text span:last-child{font-size:11px}
.hamburger{
  width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;
  background:var(--c-surface);display:inline-flex;flex-direction:column;
  align-items:center;justify-content:center;gap:4px;cursor:pointer;
  transition:background .22s ease,border-color .22s ease;
}
.hamburger:hover{background:var(--c-primary-soft);border-color:#cfe0db}
.hamburger span{display:block;width:18px;height:1.6px;background:var(--c-primary);border-radius:2px}

.drawer{width:286px;background:var(--c-surface);border-right:1px solid var(--c-line)}
.drawer .offcanvas-header{border-bottom:1px solid var(--c-line);padding:16px 20px}
.drawer__title{font-size:14px;font-weight:700;color:var(--c-ink)}
.drawer .offcanvas-body{padding:18px 20px 26px;display:flex;flex-direction:column}

/* ============ 主内容区 ============ */
.main-area{padding-top:56px;min-height:100vh}
@media (min-width:1200px){
  .main-area{margin-left:240px;padding-top:0}
}

/* ============ 面包屑 ============ */
.breadcrumb-x{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--c-muted);
  padding:22px 0 0;
}
.breadcrumb-x a{color:var(--c-muted)}
.breadcrumb-x a:hover{color:var(--c-primary)}
.breadcrumb-x .sep{opacity:.55}
.breadcrumb-x .current{color:var(--c-ink);font-weight:600}

/* ============ 分类 Hero ============ */
.hero-cat{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--c-line);
  background-image:linear-gradient(96deg,rgba(247,245,240,.97) 0%,rgba(247,245,240,.90) 52%,rgba(247,245,240,.58) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center right;
}
.hero-cat__inner{
  display:grid;
  grid-template-columns:1.35fr 1fr;
  gap:48px;
  align-items:center;
  padding:56px 0 52px;
}
.hero-cat__text h1{margin:16px 0 14px}
.hero-cat__lead{font-size:16px;color:var(--c-text);max-width:600px;margin:0}
.hero-cat__aside{
  background:rgba(255,255,255,.86);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:24px;
  box-shadow:var(--sh-1);
}
.hero-cat__aside p{font-size:14.5px;color:var(--c-text);margin:0 0 16px}
.hero-cat__aside .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:22px}
.hero-meta div{display:flex;flex-direction:column}
.hero-meta strong{font-size:22px;color:var(--c-primary);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-meta span{font-size:12.5px;color:var(--c-muted)}

/* ============ 通用板块 ============ */
.section{padding:clamp(56px,7vw,92px) 0}
.section--tight{padding:clamp(42px,5vw,64px) 0}
.section--soft{background:var(--c-primary-soft)}
.section-head{margin-bottom:32px;max-width:760px}
.section-head h2{margin:0 0 10px}
.section-sub{font-size:14px;color:var(--c-muted);margin:0}

/* ============ 徽章 / 按钮 ============ */
.badge-x{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;
  border-radius:999px;background:var(--c-primary-soft);color:var(--c-primary);
  font-size:12px;font-weight:600;letter-spacing:.4px;white-space:nowrap;
}
.badge-x--accent{background:var(--c-accent-soft);color:#8f5a20}

.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background .22s ease,color .22s ease,box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.btn-primary-x{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1)}
.btn-primary-x:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-ghost-x{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost-x:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);transform:translateY(-1px)}
.btn-accent-x{background:var(--c-accent);color:#22160a}
.btn-accent-x:hover{background:#bf7833;color:#1a1108;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-ghost-light{border-color:rgba(255,255,255,.52);color:#fff;background:transparent}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.8)}
.btn-solid-light{background:#fff;color:var(--c-primary-deep)}
.btn-solid-light:hover{background:#f2efe8;color:var(--c-primary-deep);transform:translateY(-1px)}
.btn-sm-x{height:40px;padding:0 18px;font-size:14px}

/* ============ 自检区块 ============ */
.check-list{display:flex;flex-direction:column;gap:16px}
.check-item{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.check-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.check-item__icon{
  flex:0 0 40px;width:40px;height:40px;border-radius:12px;
  background:var(--c-primary-soft);display:inline-flex;align-items:center;justify-content:center;
}
.check-item__icon svg{width:20px;height:20px;stroke:var(--c-primary);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.check-item h3{font-size:16.5px;margin:0 0 6px}
.check-item p{font-size:14px;line-height:1.75;color:var(--c-muted);margin:0}
.side-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-1)}
.side-figure img{width:100%;aspect-ratio:4/3.2;object-fit:cover;background:var(--c-bg)}
.side-figure figcaption{
  position:absolute;left:16px;right:16px;bottom:16px;
  background:rgba(255,255,255,.94);border-radius:var(--r-sm);
  padding:14px 16px;font-size:13px;color:var(--c-text);
  box-shadow:var(--sh-1);
}
.side-figure figcaption strong{display:block;font-size:14px;color:var(--c-ink);margin-bottom:2px}

/* ============ 时间轴 ============ */
.timeline{
  list-style:none;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.tl-step{position:relative}
.tl-num{
  position:relative;z-index:2;
  width:46px;height:46px;border-radius:999px;
  background:var(--c-surface);border:1px solid var(--c-primary);
  color:var(--c-primary);font-weight:700;font-size:15px;
  display:inline-flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.tl-step:not(:last-child)::after{
  content:"";position:absolute;top:23px;left:46px;
  width:calc(100% + 24px - 46px);height:1px;background:var(--c-line);z-index:1;
}
.tl-card{
  margin-top:18px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#d3ded9}
.tl-card h3{font-size:16.5px;margin:0 0 8px}
.tl-card p{font-size:14px;line-height:1.75;color:var(--c-muted);margin:0 0 14px}
.tl-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;background:var(--c-accent-soft);color:#8f5a20;
  font-size:12px;font-weight:600;font-variant-numeric:tabular-nums;
}

/* ============ 对比表 ============ */
.table-scroll{
  overflow-x:auto;
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  border:1px solid var(--c-line);
  background:var(--c-surface);
}
.table-x{width:100%;margin:0;border-collapse:collapse;min-width:640px}
.table-x thead th{
  background:var(--c-primary);color:#fff;
  font-size:15px;font-weight:600;
  padding:16px 20px;text-align:left;border:0;white-space:nowrap;
}
.table-x tbody td{
  padding:16px 20px;font-size:14.5px;color:var(--c-text);
  border-top:1px solid var(--c-line);vertical-align:top;line-height:1.7;
}
.table-x tbody tr:nth-child(even) td{background:#FBFAF7}
.table-x tbody tr:hover td{background:var(--c-primary-soft)}
.table-x tbody td:first-child{font-weight:600;color:var(--c-ink);white-space:nowrap}
.table-x td.num{color:var(--c-accent);font-weight:700;font-variant-numeric:tabular-nums}
.table-note{font-size:13px;color:var(--c-muted);margin:14px 0 0}

/* ============ FAQ ============ */
.faq .accordion-item{
  border:1px solid var(--c-line)!important;
  border-radius:var(--r-md)!important;
  overflow:hidden;
  margin-bottom:12px;
  background:var(--c-surface);
  box-shadow:var(--sh-1);
}
.faq .accordion-item:has(.accordion-button:not(.collapsed)){border-left:3px solid var(--c-primary)!important}
.faq .accordion-button{
  font-size:17px;font-weight:600;color:var(--c-ink);
  background:var(--c-surface);
  padding:20px 22px;box-shadow:none!important;
  display:flex;align-items:center;gap:14px;
}
.faq .accordion-button:hover{background:var(--c-primary-soft)}
.faq .accordion-button:not(.collapsed){background:var(--c-primary-soft);color:var(--c-primary-deep)}
.faq .accordion-button::after{
  content:"+";
  background-image:none!important;
  width:auto;height:auto;
  font-size:22px;font-weight:400;line-height:1;
  color:var(--c-primary);
  margin-left:auto;
  display:flex;align-items:center;justify-content:center;
  transform:none!important;
}
.faq .accordion-button:not(.collapsed)::after{content:"−";color:var(--c-primary-deep)}
.faq .accordion-body{
  padding:6px 22px 22px;
  font-size:15px;line-height:1.8;color:var(--c-text);
}

/* ============ 推荐卡 ============ */
.rec-card{
  display:flex;gap:20px;align-items:center;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease;
  height:100%;
}
.rec-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.rec-card__media{flex:0 0 168px;border-radius:var(--r-sm);overflow:hidden}
.rec-card__media img{width:168px;height:118px;object-fit:cover;background:var(--c-bg)}
.rec-card__body h3{font-size:16.5px;margin:10px 0 8px;transition:color .22s ease}
.rec-card:hover .rec-card__body h3{color:var(--c-primary)}
.rec-card__body p{font-size:14px;line-height:1.75;color:var(--c-muted);margin:0 0 12px}
.rec-link{font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.rec-link::after{content:"→";transition:transform .22s ease}
.rec-card:hover .rec-link::after{transform:translateX(3px)}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--c-dark);
  padding:clamp(42px,5vw,60px) 0;
}
.cta-band h2{color:#fff;margin:0 0 12px}
.cta-band p.cta-desc{color:rgba(255,255,255,.76);font-size:15px;margin:0 0 18px;max-width:640px}
.cta-points{list-style:none;display:flex;flex-wrap:wrap;gap:10px 22px}
.cta-points li{
  display:flex;align-items:center;gap:8px;
  font-size:13.5px;color:rgba(255,255,255,.86);
}
.cta-points li::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--c-accent);flex:0 0 6px;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-start}
@media (min-width:992px){.cta-actions{justify-content:flex-end}}
.cloud-deco{
  position:absolute;right:-40px;bottom:-30px;
  width:520px;max-width:72%;height:auto;
  fill:none;stroke:rgba(255,255,255,.9);
  stroke-width:1.4;opacity:.10;pointer-events:none;
}
.cloud-deco--light{stroke:var(--c-primary);opacity:.07}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-surface);
  border-top:1px solid var(--c-line);
  padding:clamp(44px,5vw,64px) 0 0;
}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--c-ink);margin-bottom:14px}
.footer-desc{font-size:14px;line-height:1.8;color:var(--c-muted);margin:0;max-width:340px}
.site-footer h4{font-size:14px;font-weight:700;color:var(--c-ink);margin:0 0 14px;letter-spacing:.3px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a,.footer-links span{font-size:14px;color:var(--c-muted);word-break:break-all}
.footer-links a:hover{color:var(--c-primary)}
.footer-bottom{
  margin-top:clamp(32px,4vw,48px);
  border-top:1px solid var(--c-line);
  padding:20px 0;
  display:flex;flex-wrap:wrap;gap:8px 24px;
  justify-content:space-between;
  font-size:13px;color:var(--c-muted);
}
.footer-bottom p{margin:0}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .hero-cat__inner{grid-template-columns:1fr;gap:28px;padding:40px 0 40px}
}
@media (max-width:991.98px){
  .timeline{grid-template-columns:repeat(2,1fr);gap:28px 24px}
  .tl-step:nth-child(2)::after{display:none}
  .tl-step:not(:last-child)::after{width:calc(100% + 24px - 46px)}
}
@media (max-width:767.98px){
  .timeline{grid-template-columns:1fr;gap:24px}
  .tl-step:not(:last-child)::after{
    top:46px;left:23px;width:1px;height:calc(100% + 24px - 46px);
  }
  .rec-card{flex-direction:column;align-items:stretch;gap:16px}
  .rec-card__media,.rec-card__media img{width:100%;flex:0 0 auto;height:180px}
  .section-head{margin-bottom:24px}
}
@media (max-width:575.98px){
  .hero-cat__inner{padding:32px 0 34px}
  .hero-cat__aside{padding:20px}
  .hero-meta{gap:14px}
  .btn-x{width:100%;padding:0 20px}
  .hero-actions .btn-x{width:100%}
  .cta-actions .btn-x{width:100%}
  .container-x{padding:0 16px}
}