/* roulang page: index */
:root{
  --forest:#1E4D3F;
  --forest-dark:#163A30;
  --forest-light:#E7EFEA;
  --clay:#C4692F;
  --clay-dark:#A95523;
  --clay-light:#F6E9DF;
  --moss:#6E8B7A;
  --steel:#4A6B4F;
  --steel-c:#4A6B6F;
  --bg:#F7F4EE;
  --card:#FFFFFF;
  --line:#E2DACB;
  --ink:#16211C;
  --muted:#6E7A73;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,"Microsoft YaHei",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --r-btn:8px;
  --r-card:10px;
  --r-img:14px;
  --sh-1:0 1px 2px rgba(22,33,28,.05);
  --sh-2:0 10px 26px rgba(22,33,28,.10);
  --ct-max:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  letter-spacing:.01em;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--forest);text-decoration:none;transition:color .25s ease;}
a:hover{color:var(--clay);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;}
p{margin:0;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--forest);
  outline-offset:2px;
}
.grid-container{max-width:var(--ct-max);padding-left:24px;padding-right:24px;}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--forest);color:#D8E4DD;font-size:13px;line-height:1;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:36px;gap:16px;}
.topbar-left{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-right{display:flex;align-items:center;gap:18px;white-space:nowrap;}
.topbar-right a{color:#D8E4DD;font-size:13px;}
.topbar-right a:hover{color:#fff;}
.topbar .lang{color:#9FBBAE;border-left:1px solid rgba(255,255,255,.22);padding-left:18px;}

/* ============ 主导航 ============ */
.site-header{position:sticky;top:0;z-index:60;}
.mainnav{background:#fff;border-bottom:1px solid var(--line);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;height:68px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{display:inline-flex;}
.logo-text{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.02em;}
.logo:hover .logo-text{color:var(--forest);}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-list a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;font-weight:500;color:var(--ink);
}
.nav-list a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;
  background:var(--forest);transition:width .25s ease;
}
.nav-list a:hover::after,.nav-list a.active::after{width:100%;}
.nav-list a:hover,.nav-list a.active{color:var(--forest);}
.nav-actions{display:flex;align-items:center;gap:14px;}
.icon-btn{
  width:40px;height:40px;border-radius:8px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--forest);
  cursor:pointer;transition:all .25s ease;
}
.icon-btn:hover{border-color:var(--forest);background:var(--forest-light);}
.nav-burger{
  display:none;width:44px;height:44px;border-radius:8px;border:1px solid var(--line);
  background:#fff;color:var(--ink);cursor:pointer;align-items:center;justify-content:center;
}
.nav-burger span{display:block;width:18px;height:2px;background:currentColor;position:relative;}
.nav-burger span::before,.nav-burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;
}
.nav-burger span::before{top:-6px;}
.nav-burger span::after{top:6px;}

/* 移动端抽屉 */
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(360px,86vw);background:#fff;
  transform:translateX(102%);transition:transform .35s ease;
  box-shadow:-10px 0 30px rgba(22,33,28,.14);z-index:80;
  padding:24px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{width:40px;height:40px;border-radius:8px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink);font-size:18px;line-height:1;}
.drawer-nav li{border-bottom:1px solid var(--line);}
.drawer-nav a{display:block;padding:15px 2px;font-size:16px;font-weight:500;color:var(--ink);}
.drawer-nav a.active{color:var(--forest);}
.drawer-cta{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.drawer-info{margin-top:26px;padding-top:18px;border-top:1px solid var(--line);font-size:14px;color:var(--muted);line-height:1.8;}
body.drawer-open{overflow:hidden;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--clay);color:#fff;}
.btn-primary:hover{background:var(--clay-dark);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--forest);border-color:var(--forest);}
.btn-ghost:hover{background:var(--forest-light);color:var(--forest);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--forest);}
.btn-light:hover{background:var(--forest-light);color:var(--forest-dark);transform:translateY(-1px);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.6);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--forest);}
.text-link::after{content:"→";transition:transform .25s ease;}
.text-link:hover{color:var(--clay);}
.text-link:hover::after{transform:translateX(4px);}

/* ============ 徽章与标签 ============ */
.badge{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1.5;letter-spacing:.02em;
}
.badge-hot{background:var(--clay);color:#fff;}
.badge-new{background:#fff;color:var(--forest);border:1px solid var(--forest);}
.badge-soft{background:var(--forest-light);color:var(--forest);}
.badge-line{background:var(--clay-light);color:var(--clay-dark);border:1px solid #EBD3BF;}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--forest-dark);}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(22,58,48,.95) 0%,rgba(30,77,63,.85) 42%,rgba(30,77,63,.34) 100%);
}
.hero-inner{position:relative;z-index:2;padding:84px 0 76px;}
.hero-copy{max-width:660px;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.12em;
  color:var(--moss);text-transform:uppercase;
}
.hero .eyebrow{color:#A9C7B7;}
.hero h1{
  font-family:var(--serif);
  font-size:44px;line-height:1.28;color:#fff;margin:16px 0 0;
  letter-spacing:.01em;
}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.9;color:#D8E4DD;max-width:600px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:40px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.18);}
.hero-stats li{display:flex;flex-direction:column;gap:2px;}
.hero-stats strong{font-family:var(--serif);font-size:26px;line-height:1.2;color:#F0C39B;font-weight:700;}
.hero-stats span{font-size:13px;color:#B9CFC3;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;border-radius:var(--r-img);box-shadow:0 18px 44px rgba(10,26,20,.30);
  aspect-ratio:4/3;object-fit:cover;
}
.badge-spec{
  position:absolute;right:14px;bottom:14px;
  background:rgba(255,255,255,.94);color:var(--forest);
  font-size:12px;font-weight:600;padding:6px 12px;border-radius:999px;
}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-white{background:#fff;}
.section-mist{background:var(--forest-light);}
.section-dark{background:linear-gradient(180deg,var(--forest) 0%,var(--forest-dark) 100%);color:#fff;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:40px;}
.sec-head-main{max-width:720px;}
.sec-head h2{
  position:relative;padding-left:16px;
  font-family:var(--serif);font-size:29px;line-height:1.35;margin-top:10px;
}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;
  background:var(--forest);border-radius:2px;
}
.sec-desc{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.85;}
.section-dark .sec-head h2{color:#fff;}
.section-dark .sec-head h2::before{background:#F0C39B;}
.section-dark .sec-desc{color:#B9CFC3;}
.section-dark .eyebrow{color:#A9C7B7;}

/* ============ 分类快捷条 ============ */
.quick-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;}
.quick-card{
  display:flex;flex-direction:column;justify-content:space-between;gap:12px;
  min-height:106px;padding:18px 16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.quick-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--moss);}
.quick-ico{display:inline-flex;color:var(--forest);}
.quick-name{font-size:15px;font-weight:600;color:var(--ink);line-height:1.5;}
.quick-num{font-size:13px;color:var(--muted);}
.quick-card:hover .quick-name{color:var(--forest);}

/* ============ 商品网格 ============ */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.prod-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease;
}
.prod-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.prod-media{position:relative;overflow:hidden;background:var(--forest-light);aspect-ratio:16/10;}
.prod-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.prod-card:hover .prod-media img{transform:scale(1.03);}
.prod-flag{position:absolute;left:12px;top:12px;}
.prod-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.prod-cat{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--moss);}
.prod-title{
  font-size:16px;font-weight:600;line-height:1.55;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:50px;
}
.prod-card:hover .prod-title{color:var(--forest);}
.prod-spec{font-size:13px;color:var(--muted);line-height:1.7;}
.prod-foot{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
}
.prod-price{font-family:var(--serif);font-size:18px;font-weight:700;color:var(--clay);line-height:1.4;}
.prod-price small{display:block;font-family:var(--sans);font-size:12px;font-weight:500;color:var(--muted);}
.round-add{
  width:36px;height:36px;flex:0 0 36px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--forest);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease;
}
.round-add:hover{background:var(--clay);border-color:var(--clay);color:#fff;transform:rotate(90deg);}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.news-cover{display:block;overflow:hidden;background:var(--forest-light);aspect-ratio:16/10;}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-cover img{transform:scale(1.03);}
.news-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-meta{display:flex;align-items:center;gap:10px;}
.news-title{
  font-size:16px;font-weight:600;line-height:1.55;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:50px;
}
.news-card:hover .news-title{color:var(--forest);}
.news-sum{
  font-size:14px;color:var(--muted);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
}
.news-date{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);
}
.news-date::before{content:"";width:2px;height:14px;background:var(--moss);border-radius:2px;}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  padding:56px 24px;text-align:center;
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
}
.empty-state p{font-size:15px;color:var(--muted);}
.empty-ico{color:var(--moss);}

/* ============ 评价轮播 ============ */
.orbit{background:transparent;}
.orbit-container{background:transparent;}
.orbit-slide{background:transparent;}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.review-card{
  background:#fff;border-radius:var(--r-card);padding:24px;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:14px;
}
.review-top{display:flex;align-items:center;gap:12px;}
.review-avatar{
  width:46px;height:46px;flex:0 0 46px;border-radius:50%;
  background:var(--forest-light);color:var(--forest);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:17px;font-weight:700;
}
.review-name{font-size:15px;font-weight:600;color:var(--ink);}
.review-city{font-size:13px;color:var(--muted);}
.review-stars{color:var(--clay);font-size:14px;letter-spacing:.16em;}
.review-text{font-size:15px;line-height:1.9;color:#3A463F;}
.orbit-previous,.orbit-next{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--forest);font-size:0;transition:all .25s ease;
}
.orbit-previous::before,.orbit-next::before{
  font-size:16px;line-height:1;color:var(--forest);
}
.orbit-previous:hover,.orbit-next:hover{background:var(--forest);border-color:var(--forest);}
.orbit-previous:hover::before,.orbit-next:hover::before{color:#fff;}
.orbit-bullets{text-align:center;margin-top:22px;}
.orbit-bullets button{
  width:26px;height:4px;border-radius:999px;background:#C6D6CC;
  margin:0 4px;transition:background .25s ease,width .25s ease;
}
.orbit-bullets button.is-active{background:var(--forest);width:38px;}

/* ============ 保障条 ============ */
.guarantee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;}
.guarantee-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.guarantee-item{padding:30px 26px;border-right:1px solid var(--line);}
.guarantee-item:last-child{border-right:none;}
.guarantee-ico{color:var(--forest);margin-bottom:12px;display:inline-flex;}
.guarantee-title{font-size:15px;font-weight:600;color:var(--ink);}
.guarantee-desc{margin-top:6px;font-size:13px;color:var(--muted);line-height:1.8;}

/* ============ 服务流程 ============ */
.flow{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:20px;margin-top:8px;}
.flow::before{
  content:"";position:absolute;left:5%;right:5%;top:17px;height:1px;background:var(--line);
}
.flow-step{position:relative;padding-top:0;}
.flow-dot{
  position:relative;z-index:2;width:36px;height:36px;border-radius:50%;
  background:#fff;border:1px solid var(--forest);color:var(--forest);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:15px;font-weight:700;margin-bottom:18px;
}
.flow-title{font-size:16px;font-weight:600;color:var(--ink);}
.flow-desc{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.85;}

/* ============ 转化 CTA ============ */
.cta-form-wrap{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-card);padding:26px;
}
.cta-list{display:flex;flex-direction:column;gap:12px;margin-top:22px;}
.cta-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:#D8E4DD;line-height:1.8;}
.cta-list li::before{
  content:"";flex:0 0 6px;width:6px;height:6px;margin-top:11px;border-radius:50%;background:#F0C39B;
}
.form-row{margin-bottom:14px;}
.form-label{display:block;font-size:14px;font-weight:500;color:#D8E4DD;margin-bottom:6px;}
.form-input,.form-select{
  width:100%;height:46px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.28);background:#fff;color:var(--ink);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.form-input::placeholder{color:#9AA79F;}
.form-input:focus,.form-select:focus{
  outline:none;border-color:#fff;box-shadow:0 0 0 2px rgba(240,195,155,.65);
}
.form-tip{margin-top:10px;font-size:13px;color:#9FBBAE;line-height:1.7;}
.form-msg{margin-top:12px;font-size:14px;color:#F0C39B;min-height:20px;}

/* ============ FAQ ============ */
.accordion{border:none;background:transparent;}
.accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;
}
.accordion-title{
  position:relative;display:block;
  padding:18px 56px 18px 22px;border:none;
  font-size:16px;font-weight:600;color:var(--ink);background:#fff;
  transition:background .25s ease,color .25s ease;
}
.accordion-title:hover{background:var(--forest-light);color:var(--forest);}
.accordion-title::before{
  content:"";position:absolute;right:22px;top:50%;width:14px;height:14px;margin-top:-7px;
  background-image:linear-gradient(var(--forest),var(--forest)),linear-gradient(var(--forest),var(--forest));
  background-position:center center,center center;
  background-size:14px 2px,2px 14px;
  background-repeat:no-repeat;
  transition:transform .3s ease;
}
.accordion-item.is-active .accordion-title{background:var(--forest-light);color:var(--forest);}
.accordion-item.is-active .accordion-title::before{transform:rotate(45deg);}
.accordion-content{
  padding:0 22px 20px;border:none;background:#fff;
  font-size:15px;line-height:1.85;color:var(--muted);
}
.accordion-content p{margin:0;}

/* ============ 页脚 ============ */
.site-footer{background:var(--forest);color:#D8E4DD;padding:66px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1.1fr 1.3fr;gap:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo-text{color:#fff;font-size:19px;}
.footer-desc{font-size:14px;line-height:1.9;color:#B9CFC3;max-width:340px;}
.footer-col h3{font-size:14px;font-weight:600;color:#A9C7B7;letter-spacing:.06em;margin-bottom:16px;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:#D8E4DD;}
.footer-col a:hover{color:#fff;}
.footer-contact li{font-size:14px;color:#D8E4DD;line-height:1.9;margin-bottom:10px;}
.footer-contact span{color:#A9C7B7;}
.footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.16);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#9FBBAE;
}
.footer-bottom a{color:#9FBBAE;}
.footer-bottom a:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .quick-grid{grid-template-columns:repeat(6,1fr);}
}
@media (max-width:1024px){
  body{font-size:16px;}
  .hero h1{font-size:36px;}
  .hero-inner{padding:64px 0 58px;}
  .prod-grid{grid-template-columns:repeat(3,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .quick-grid{grid-template-columns:repeat(3,1fr);}
  .flow{grid-template-columns:repeat(3,1fr);gap:26px;}
  .flow::before{display:none;}
  .guarantee-grid{grid-template-columns:repeat(2,1fr);}
  .guarantee-item:nth-child(2){border-right:none;}
  .guarantee-item:nth-child(1),.guarantee-item:nth-child(2){border-bottom:1px solid var(--line);}
  .section{padding:72px 0;}
}
@media (max-width:860px){
  .nav-list,.nav-actions .icon-btn{display:none;}
  .nav-burger{display:inline-flex;}
  .nav-actions{gap:10px;}
  .review-grid{grid-template-columns:1fr;}
  .review-grid .review-card:nth-child(2),.review-grid .review-card:nth-child(3){display:none;}
}
@media (max-width:768px){
  .topbar-left{display:none;}
  .topbar-inner{justify-content:flex-end;}
  .topbar-right .lang{padding-left:12px;}
  .grid-container{padding-left:18px;padding-right:18px;}
  .hero h1{font-size:31px;}
  .hero-sub{font-size:16px;}
  .hero-stats{gap:26px;}
  .hero-media{margin-top:32px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .sec-head h2{font-size:25px;}
  .section{padding:56px 0;}
  .guess-mobile{display:none;}
  .quick-grid{
    display:flex;overflow-x:auto;gap:12px;padding-bottom:10px;
    scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
  }
  .quick-card{flex:0 0 70%;scroll-snap-align:start;}
  .news-grid{grid-template-columns:1fr;}
  .news-card{flex-direction:row;}
  .news-cover{flex:0 0 42%;max-width:42%;aspect-ratio:auto;}
  .news-body{padding:14px 16px;gap:8px;}
  .news-title{font-size:15px;min-height:auto;}
  .news-sum{display:none;}
  .news-foot{padding-top:10px;}
  .flow{grid-template-columns:1fr;gap:22px;}
  .flow-dot{margin-bottom:10px;}
  .footer-bottom{justify-content:flex-start;}
}
@media (max-width:520px){
  body{font-size:16px;line-height:1.85;}
  .prod-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .prod-body{padding:14px;gap:6px;}
  .prod-title{font-size:14px;min-height:44px;}
  .prod-spec{font-size:12px;}
  .prod-price{font-size:16px;}
  .hero-stats{gap:18px;padding-top:20px;margin-top:28px;}
  .hero-stats strong{font-size:22px;}
  .hero-cta .btn{width:100%;}
  .guarantee-grid{grid-template-columns:1fr;}
  .guarantee-item{border-right:none;border-bottom:1px solid var(--line);padding:22px 18px;}
  .guarantee-item:last-child{border-bottom:none;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .accordion-title{font-size:15px;padding:16px 50px 16px 18px;}
  .cta-form-wrap{padding:20px;}
}

/* roulang page: article */
:root{
  --green:#1E4D3F;
  --green-dark:#163A30;
  --green-light:#E7EFEA;
  --orange:#C4692F;
  --orange-dark:#A95523;
  --orange-light:#F6E9DF;
  --moss:#6E8B7A;
  --slate:#4A6B6F;
  --bg:#F7F4EE;
  --surface:#FFFFFF;
  --line:#E2DACB;
  --ink:#16211C;
  --muted:#6E7A73;
  --r-btn:8px;
  --r-card:10px;
  --r-media:14px;
  --sd-1:0 1px 2px rgba(22,33,28,.05);
  --sd-2:0 10px 26px rgba(22,33,28,.10);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif);margin:0;color:var(--ink);font-weight:700;letter-spacing:.005em}
h1{font-size:42px;line-height:1.28}
h2{font-size:29px;line-height:1.35}
h3{font-size:21px;line-height:1.45}
p{margin:0 0 1.15em}
a{color:var(--green);text-decoration:none;transition:color .25s ease,background-color .25s ease,border-color .25s ease}
a:hover{color:var(--orange)}
img{max-width:100%;height:auto;display:block;border:0}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer}
ul,ol{padding-left:1.4em;margin:0 0 1.15em}
li{margin-bottom:.5em}
:focus-visible{outline:2px solid var(--green);outline-offset:2px;border-radius:4px}
.grid-container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}
.section{padding:80px 0}
.section-tight{padding:56px 0}
.section-head{margin-bottom:36px}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:.12em;color:var(--orange);text-transform:uppercase;font-weight:600;margin-bottom:10px}
.section-head h2{position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;background:var(--green);border-radius:2px}
.section-head p{color:var(--muted);font-size:16px;max-width:760px;margin:12px 0 0}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.text-link{font-size:15px;font-weight:600;color:var(--green);display:inline-flex;align-items:center;gap:6px;position:relative}
.text-link::after{content:"";position:absolute;left:0;bottom:-3px;width:0;height:1px;background:var(--orange);transition:width .25s ease}
.text-link:hover::after{width:100%}
.text-link:hover{color:var(--orange)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:80}
.topbar{background:var(--green);color:#fff;font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;line-height:1.5;padding:4px 0}
.topbar-left{color:#CFE0D6}
.topbar-right{display:flex;align-items:center;gap:20px}
.topbar-right a{color:#fff;font-size:13px}
.topbar-right a:hover{color:var(--orange-light)}
.lang{color:#A9C2B4;font-size:12px;letter-spacing:.08em;white-space:nowrap}
.mainnav{background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sd-1)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px}
.logo-text{font-family:var(--serif);font-size:21px;font-weight:700;color:var(--green);letter-spacing:.02em;white-space:nowrap}
.nav-list{display:flex;align-items:center;gap:30px;list-style:none;margin:0;padding:0}
.nav-list li{margin:0}
.nav-list a{position:relative;display:inline-block;padding:8px 0;font-size:15px;font-weight:500;color:var(--ink)}
.nav-list a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--green);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-list a:hover{color:var(--green)}
.nav-list a:hover::after,.nav-list a.active::after{transform:scaleX(1)}
.nav-list a.active{color:var(--green)}
.nav-actions{display:flex;align-items:center;gap:14px}
.icon-btn{width:40px;height:40px;border:1px solid var(--line);background:#fff;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:var(--ink);transition:all .25s ease}
.icon-btn:hover{color:var(--orange);border-color:var(--orange);transform:translateY(-1px)}
.nav-burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:var(--r-btn);position:relative}
.nav-burger span,.nav-burger span::before,.nav-burger span::after{content:"";position:absolute;left:50%;width:18px;height:2px;background:var(--green);border-radius:2px;transform:translateX(-50%);transition:.25s ease}
.nav-burger span{top:21px}
.nav-burger span::before{top:-6px}
.nav-burger span::after{top:6px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;transition:all .25s ease;line-height:1;text-align:center}
.btn-primary{background:var(--orange);color:#fff;box-shadow:var(--sd-1)}
.btn-primary:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sd-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--green);border-color:var(--green)}
.btn-ghost:hover{background:var(--green-light);color:var(--green-dark);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-block{width:100%}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;
  padding:52px 0 56px;
  color:#fff;
  background-image:linear-gradient(90deg,rgba(30,77,63,.96) 0%,rgba(30,77,63,.80) 52%,rgba(30,77,63,.42) 100%),url(/assets/images/backpic/back-2.webp);
  background-size:cover;
  background-position:center;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.75);margin-bottom:22px}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:#fff;text-decoration:underline}
.crumb .sep{color:rgba(255,255,255,.45)}
.crumb .current{color:#fff}
.article-hero .kicker{display:inline-block;font-size:13px;letter-spacing:.12em;color:var(--orange-light);font-weight:600;margin-bottom:12px}
.article-hero h1{color:#fff;max-width:960px;font-size:40px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:22px;font-size:14px;color:rgba(255,255,255,.82)}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.5);display:inline-block}

/* ---------- article layout ---------- */
.article-main{padding:48px 0 72px}
.article-layout .col-main{padding-right:28px}
.article-layout .col-side{padding-left:28px}
.article-cover{margin-bottom:40px}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-media);box-shadow:var(--sd-1)}
.article-cover figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}

.article-body{max-width:820px;font-size:17px;line-height:1.95}
.article-body h2{position:relative;padding-left:14px;font-size:28px;margin:1.6em 0 .7em}
.article-body h2::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:3px;background:var(--green);border-radius:2px}
.article-body h3{font-size:21px;margin:1.4em 0 .6em;font-weight:700}
.article-body p{margin:0 0 1.15em}
.article-body a{color:var(--green);border-bottom:1px solid rgba(30,77,63,.35)}
.article-body a:hover{color:var(--orange);border-bottom-color:var(--orange)}
.article-body blockquote{margin:1.6em 0;padding:18px 22px;background:var(--green-light);border-left:3px solid var(--green);border-radius:0 var(--r-card) var(--r-card) 0;color:#26443A}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body ul,.article-body ol{margin:1em 0 1.4em;padding-left:1.4em}
.article-body li{margin-bottom:.5em}
.article-body img{border-radius:var(--r-media);margin:1.6em auto;box-shadow:var(--sd-1)}
.article-body figure{margin:1.8em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:12px 14px;text-align:left;line-height:1.7}
.article-body thead th{background:var(--green-light);color:var(--green-dark);font-weight:600}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article-body code{background:var(--green-light);color:var(--green-dark);padding:2px 6px;border-radius:4px;font-size:15px}

.article-empty{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:56px 32px;text-align:center;box-shadow:var(--sd-1)}
.article-empty i{font-size:34px;color:var(--moss);display:block;margin-bottom:14px}
.article-empty h2{font-size:24px;margin-bottom:10px}
.article-empty p{color:var(--muted);margin-bottom:22px}

/* ---------- tags / share / post nav ---------- */
.article-foot{margin-top:44px;padding-top:28px;border-top:1px solid var(--line)}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:26px}
.tag-row .label{font-size:14px;color:var(--muted);margin-right:4px}
.tag{display:inline-block;background:var(--green-light);color:var(--green);border-radius:999px;padding:5px 13px;font-size:13px;font-weight:500;transition:all .25s ease}
.tag:hover{background:var(--green);color:#fff}
.share-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:30px}
.share-row .label{font-size:14px;color:var(--muted);margin-right:4px}
.share-btn{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--green);display:inline-flex;align-items:center;justify-content:center;transition:all .25s ease}
.share-btn:hover{color:var(--orange);border-color:var(--orange);transform:translateY(-2px);box-shadow:var(--sd-1)}
.post-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.post-nav a{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--sd-1);transition:all .3s ease}
.post-nav a:hover{transform:translateY(-4px);box-shadow:var(--sd-2);border-color:#D3C9B6}
.post-nav .dir{font-size:13px;color:var(--moss);letter-spacing:.06em;display:block;margin-bottom:8px}
.post-nav .ttl{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--ink);line-height:1.5}
.post-nav a:hover .ttl{color:var(--green)}
.back-list{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--green);margin-top:28px}
.back-list:hover{color:var(--orange)}

/* ---------- sidebar ---------- */
.sidebar{position:sticky;top:96px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sd-1);margin-bottom:24px}
.side-card h3{font-size:18px;margin-bottom:16px;padding-left:12px;position:relative}
.side-card h3::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:3px;background:var(--orange);border-radius:2px}
.side-list{list-style:none;margin:0;padding:0}
.side-list li{margin:0 0 14px}
.side-list li:last-child{margin-bottom:0}
.side-post{display:flex;gap:12px;align-items:flex-start}
.side-post img{width:82px;height:58px;object-fit:cover;border-radius:8px;flex-shrink:0}
.side-post .t{font-size:15px;line-height:1.6;color:var(--ink);font-weight:500;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.side-post:hover .t{color:var(--green)}
.side-post .d{font-size:13px;color:var(--muted);margin-top:4px;display:block}
.side-cat{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--ink)}
.side-cat:last-child{border-bottom:0}
.side-cat:hover{color:var(--orange)}
.side-cat .num{font-size:13px;color:var(--muted)}
.side-cta{background:linear-gradient(180deg,var(--green) 0%,var(--green-dark) 100%);color:#fff;border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--sd-1)}
.side-cta h3{color:#fff;margin-bottom:10px;padding-left:0}
.side-cta h3::before{display:none}
.side-cta p{color:#CFE0D6;font-size:15px;margin-bottom:18px}
.side-cta .tel{display:block;margin-top:14px;font-size:14px;color:#B8CFC2}
.side-cta .tel strong{color:#fff;font-size:16px;letter-spacing:.02em}

/* ---------- related grid ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rel-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sd-1);transition:all .3s ease;display:flex;flex-direction:column}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sd-2)}
.rel-card .thumb{overflow:hidden;aspect-ratio:16/10}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.rel-card:hover .thumb img{transform:scale(1.03)}
.rel-card .body{padding:20px 20px 22px}
.badge{display:inline-block;font-size:12px;border-radius:999px;padding:4px 10px;line-height:1.5;font-weight:600}
.badge-cat{background:var(--green-light);color:var(--green)}
.rel-card h3{font-size:17px;line-height:1.55;margin:12px 0 8px}
.rel-card:hover h3{color:var(--green)}
.rel-card p{font-size:14px;color:var(--muted);line-height:1.75;margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- cta band ---------- */
.cta-band{padding:80px 0}
.cta-inner{background:linear-gradient(180deg,var(--green) 0%,var(--green-dark) 100%);border-radius:var(--r-media);padding:56px 48px;color:#fff;display:grid;grid-template-columns:1.6fr 1fr;gap:36px;align-items:center}
.cta-inner h2{color:#fff;font-size:30px;margin-bottom:14px}
.cta-inner p{color:#CFE0D6;font-size:16px;margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}

/* ---------- footer ---------- */
.site-footer{background:var(--green);color:#D8E4DD;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.14)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .logo-text{color:#fff;font-size:20px}
.footer-desc{font-size:14px;line-height:1.85;color:#C3D6CA;margin:0;max-width:380px}
.footer-col h3{font-size:14px;color:#B8CFC2;letter-spacing:.06em;margin-bottom:16px;font-weight:600}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:11px;font-size:14px}
.footer-col a{color:#D8E4DD;font-size:14px}
.footer-col a:hover{color:#fff}
.footer-contact span{color:#9FBBAB;margin-right:6px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding:20px 0 26px;font-size:13px;color:#A9C2B4}
.footer-bottom a{color:#D8E4DD}
.footer-bottom a:hover{color:#fff}

/* ---------- responsive ---------- */
@media screen and (max-width:1023px){
  body{font-size:16px;line-height:1.85}
  h1{font-size:32px}
  .article-hero h1{font-size:30px}
  h2{font-size:25px}
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .nav-list{display:none}
  .nav-burger{display:inline-flex;align-items:center;justify-content:center}
  .mainnav{position:relative}
  .site-header.nav-open .nav-list{
    display:flex;flex-direction:column;align-items:flex-start;gap:0;
    position:absolute;left:0;right:0;top:100%;background:#fff;
    border-bottom:1px solid var(--line);box-shadow:var(--sd-2);
    padding:10px 24px 20px;
  }
  .site-header.nav-open .nav-list li{width:100%;border-bottom:1px solid var(--line)}
  .site-header.nav-open .nav-list li:last-child{border-bottom:0}
  .site-header.nav-open .nav-list a{display:block;padding:14px 0;font-size:16px}
  .site-header.nav-open .nav-list a::after{display:none}
  .article-layout .col-main{padding-right:0}
  .article-layout .col-side{padding-left:0;margin-top:44px}
  .sidebar{position:static;top:auto}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-inner{grid-template-columns:1fr;padding:40px 28px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media screen and (max-width:767px){
  .grid-container{padding-left:18px;padding-right:18px}
  .topbar-left{display:none}
  .topbar-inner{justify-content:space-between}
  .topbar-right{gap:14px}
  .lang{display:none}
  .article-hero{padding:36px 0 40px}
  .article-hero h1{font-size:26px;line-height:1.35}
  h1{font-size:28px}
  h2{font-size:23px}
  .article-main{padding:32px 0 52px}
  .article-body{font-size:16px;line-height:1.9}
  .article-body h2{font-size:22px}
  .article-cover img{aspect-ratio:16/10}
  .post-nav{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
  .cta-band{padding:48px 0}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .article-body table{font-size:14px}
  .article-body th,.article-body td{padding:10px 12px}
}
@media screen and (max-width:519px){
  .logo-text{font-size:18px}
  .nav-actions{gap:8px}
  .icon-btn{display:none}
  .article-meta{gap:10px;font-size:13px}
  .article-meta .dot{display:none}
  .article-meta span{width:100%}
}

/* roulang page: category1 */
:root{
  --green:#1E4D3F;
  --green-dark:#163A30;
  --green-light:#E7EFEA;
  --clay:#C4692F;
  --clay-dark:#A95523;
  --clay-light:#F6E9DF;
  --moss:#6E8B7A;
  --slate:#4A6B4F;
  --slate-cool:#4A6B6F;
  --bg:#F7F4EE;
  --surface:#FFFFFF;
  --line:#E2DACB;
  --ink:#16211C;
  --ink-2:#6E7A73;
  --r-btn:8px;
  --r-card:10px;
  --r-img:14px;
  --sh-1:0 1px 2px rgba(22,33,28,.05);
  --sh-2:0 10px 26px rgba(22,33,28,.10);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:var(--green);text-decoration:none;transition:color .25s ease;}
a:hover{color:var(--clay-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink);margin:0;font-weight:700;}
h1{font-size:42px;line-height:1.28;}
h2{font-size:29px;line-height:1.35;}
h3{font-size:21px;line-height:1.45;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--green);outline-offset:2px;box-shadow:0 0 0 2px #fff;}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;margin-left:auto;margin-right:auto;}
.row{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px;}
.col{padding-left:12px;padding-right:12px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.btn-primary{background:var(--clay);color:#fff;border-color:var(--clay);box-shadow:var(--sh-1);}
.btn-primary:hover,.btn-primary:focus-visible{background:var(--clay-dark);border-color:var(--clay-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);background:var(--clay-dark);}
.btn-ghost{background:#fff;color:var(--green);border-color:var(--green);}
.btn-ghost:hover,.btn-ghost:focus-visible{background:var(--green-light);color:var(--green-dark);transform:translateY(-1px);border-color:var(--green-dark);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-lg{height:52px;padding:0 32px;font-size:16px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--green);position:relative;}
.link-arrow i{font-size:12px;transition:transform .25s ease;}
.link-arrow:hover{color:var(--clay-dark);}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- 顶部信息条 ---------- */
.site-header{position:relative;z-index:60;}
.topbar{background:var(--green);color:#fff;font-size:13px;height:36px;display:flex;align-items:center;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;}
.topbar-left{color:#D8E4DD;letter-spacing:.02em;}
.topbar-right{display:flex;align-items:center;gap:18px;}
.topbar-right a{color:#D8E4DD;font-size:13px;}
.topbar-right a:hover{color:#fff;}
.topbar-right .lang{color:#A9C0B5;font-size:12px;letter-spacing:.06em;border-left:1px solid rgba(255,255,255,.25);padding-left:18px;}

/* ---------- 主导航 ---------- */
.mainnav{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:70;transition:box-shadow .25s ease;}
.mainnav.is-stuck{box-shadow:0 6px 18px rgba(22,33,28,.08);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px;}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--ink);}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;}
.logo-text{font-family:var(--font-serif);font-size:19px;font-weight:700;letter-spacing:.02em;color:var(--ink);white-space:nowrap;}
.logo:hover .logo-text{color:var(--green);}
.nav-list{display:flex;align-items:center;gap:30px;}
.nav-list li{position:relative;}
.nav-list a{
  display:inline-flex;align-items:center;height:68px;font-size:15px;font-weight:500;color:var(--ink);
  position:relative;
}
.nav-list a::after{
  content:"";position:absolute;left:0;bottom:18px;width:0;height:2px;background:var(--green);
  transition:width .25s ease;
}
.nav-list a:hover{color:var(--green);}
.nav-list a:hover::after{width:100%;}
.nav-list a.active{color:var(--green);font-weight:600;}
.nav-list a.active::after{width:100%;}
.nav-actions{display:flex;align-items:center;gap:14px;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .25s ease,color .25s ease,background .25s ease;
}
.icon-btn:hover,.icon-btn:focus-visible{border-color:var(--green);color:var(--green);background:var(--green-light);}
.nav-burger{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:var(--r-btn);
  cursor:pointer;position:relative;
}
.nav-burger span,.nav-burger span::before,.nav-burger span::after{
  position:absolute;left:50%;width:16px;height:2px;background:var(--ink);transform:translateX(-50%);
  transition:transform .25s ease,opacity .25s ease;
}
.nav-burger span{top:50%;margin-top:-1px;}
.nav-burger span::before{content:"";top:-5px;left:0;transform:none;}
.nav-burger span::after{content:"";top:5px;left:0;transform:none;}
.nav-burger[aria-expanded="true"] span{background:transparent;}
.nav-burger[aria-expanded="true"] span::before{transform:rotate(45deg);top:0;}
.nav-burger[aria-expanded="true"] span::after{transform:rotate(-45deg);top:0;}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(22,33,28,.45);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:90;}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);background:#fff;z-index:100;
  transform:translateX(102%);transition:transform .32s ease;padding:26px 22px 32px;overflow-y:auto;
  box-shadow:-12px 0 30px rgba(22,33,28,.14);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-brand{font-family:var(--font-serif);font-size:17px;font-weight:700;color:var(--ink);}
.drawer-close{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink);}
.drawer-close:hover{background:var(--green-light);border-color:var(--green);color:var(--green);}
.drawer-nav li{border-bottom:1px solid var(--line);}
.drawer-nav a{display:block;padding:15px 2px;font-size:16px;color:var(--ink);}
.drawer-nav a.active{color:var(--green);font-weight:600;}
.drawer-sub{padding:12px 2px 4px;}
.drawer-sub span{display:block;font-size:13px;letter-spacing:.12em;color:var(--moss);margin-bottom:6px;}
.drawer-sub a{display:block;padding:8px 0;font-size:15px;color:var(--ink-2);}
.drawer-cta{margin-top:24px;}
.drawer-cta .btn{width:100%;}
.drawer-note{margin-top:18px;font-size:13px;color:var(--ink-2);line-height:1.8;}

/* ---------- 页头横幅 ---------- */
.page-banner{position:relative;overflow:hidden;background:var(--green);}
.page-banner-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;opacity:.9;
}
.page-banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(30,77,63,.94) 0%,rgba(30,77,63,.78) 45%,rgba(30,77,63,.42) 100%);
}
.banner-inner{position:relative;z-index:2;padding:70px 0 66px;max-width:760px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:#C6D8CF;margin-bottom:18px;}
.breadcrumb a{color:#C6D8CF;}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{color:rgba(255,255,255,.4);}
.breadcrumb .current{color:#fff;}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:.12em;color:var(--clay-light);text-transform:uppercase;margin-bottom:12px;}
.page-banner h1{color:#fff;font-size:44px;letter-spacing:.01em;}
.page-banner .banner-lead{color:#DCE8E2;font-size:17px;line-height:1.9;margin-top:18px;max-width:640px;}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.banner-tags span{
  display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);color:#EAF2ED;font-size:13px;
}
.banner-tags i{color:var(--clay-light);font-size:12px;}

/* ---------- 通用板块 ---------- */
.section{padding:84px 0;}
.section-tight{padding:64px 0;}
.section-alt{background:var(--green-light);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head .head-main{max-width:680px;}
.section-head .eyebrow{color:var(--moss);}
.section-head h2{margin-bottom:12px;}
.section-head .head-desc{font-size:15px;color:var(--ink-2);line-height:1.85;margin:0;}
.head-rule{width:44px;height:3px;background:var(--green);border-radius:2px;margin:14px 0 16px;}

/* ---------- 筛选胶囊 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.filter-pill{
  appearance:none;border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:9px 20px;border-radius:999px;font-size:14px;font-weight:500;cursor:pointer;
  transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease;
}
.filter-pill:hover{border-color:var(--green);color:var(--green);transform:translateY(-1px);}
.filter-pill.active{background:var(--green);border-color:var(--green);color:#fff;}
.filter-pill.active:hover{background:var(--green-dark);border-color:var(--green-dark);color:#fff;}

/* ---------- 介绍段 ---------- */
.intro-block{max-width:820px;}
.intro-block p{font-size:17px;line-height:1.9;color:#28332D;}
.intro-facts{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.fact-card{
  flex:1 1 200px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 20px;box-shadow:var(--sh-1);
}
.fact-card .num{font-family:var(--font-serif);font-size:26px;color:var(--clay);font-weight:700;line-height:1.2;}
.fact-card .lbl{font-size:13px;color:var(--ink-2);margin-top:6px;line-height:1.7;}

/* ---------- 卡片网格 ---------- */
.card-grid{display:flex;flex-wrap:wrap;margin:-14px;}
.card-grid>[class*="cell-"]{padding:14px;}
.cell-4{width:33.3333%;}
.cell-3{width:25%;}
.cell-6{width:50%;}
.cell-12{width:100%;}
.goods-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  height:100%;display:flex;flex-direction:column;box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.goods-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D6CCB9;}
.goods-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--green-light);}
.goods-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.goods-card:hover .goods-thumb img{transform:scale(1.03);}
.badge{
  position:absolute;top:12px;left:12px;font-size:12px;line-height:1;padding:5px 10px;border-radius:999px;font-weight:600;
}
.badge-hot{background:var(--clay);color:#fff;}
.badge-new{background:#fff;color:var(--green);border:1px solid var(--green);}
.badge-soft{background:var(--green-light);color:var(--green);}
.goods-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1;}
.goods-tag{font-size:13px;color:var(--moss);letter-spacing:.04em;margin-bottom:8px;}
.goods-body h3{font-size:18px;line-height:1.5;margin-bottom:10px;transition:color .3s ease;}
.goods-card:hover .goods-body h3{color:var(--green);}
.goods-body p{font-size:14px;color:var(--ink-2);line-height:1.85;margin-bottom:16px;}
.goods-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding-top:14px;}
.goods-foot .meta{font-size:13px;color:var(--slate-cool);}

/* ---------- 对照表 ---------- */
.table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;}
.table-scroll{overflow-x:auto;}
table.spec-table{width:100%;border-collapse:collapse;min-width:720px;}
table.spec-table th,table.spec-table td{
  padding:15px 18px;text-align:left;font-size:14px;line-height:1.75;border-bottom:1px solid var(--line);
}
table.spec-table th{background:var(--green-light);color:var(--green-dark);font-weight:600;font-size:14px;letter-spacing:.02em;}
table.spec-table td{color:#2C3730;}
table.spec-table td:first-child{font-weight:600;color:var(--ink);}
table.spec-table tbody tr:hover{background:#FBF9F5;}
table.spec-table tbody tr:last-child td{border-bottom:0;}
.table-note{padding:14px 18px;font-size:13px;color:var(--ink-2);background:#FBF9F5;border-top:1px solid var(--line);}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:12px;overflow:hidden;transition:box-shadow .3s ease,border-color .3s ease;}
.faq-item:hover{border-color:#D6CCB9;box-shadow:var(--sh-1);}
.faq-item.open{box-shadow:var(--sh-2);border-color:#D6CCB9;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:transparent;border:0;padding:20px 22px;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);font-family:var(--font-sans);
  transition:color .25s ease;
}
.faq-q:hover{color:var(--green);}
.faq-icon{position:relative;width:18px;height:18px;flex:0 0 auto;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--green);border-radius:2px;transition:transform .3s ease,opacity .3s ease;
}
.faq-icon::before{top:8px;left:0;width:18px;height:2px;}
.faq-icon::after{left:8px;top:0;width:2px;height:18px;}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-item.open .faq-icon::before{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--ink-2);margin:0;}

/* ---------- CTA ---------- */
.cta-block{
  background:var(--green-light);border:1px solid #D8E4DD;border-radius:var(--r-img);
  padding:48px 44px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-block .cta-text{max-width:620px;}
.cta-block h2{font-size:26px;margin-bottom:10px;}
.cta-block p{font-size:15px;color:#33463D;line-height:1.85;margin:0;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green);color:#D8E4DD;padding:64px 0 0;margin-top:0;}
.footer-grid{display:flex;flex-wrap:wrap;gap:40px;padding-bottom:44px;}
.footer-grid>div:first-child{flex:1 1 300px;max-width:360px;}
.footer-col{flex:1 1 180px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo-text{color:#fff;font-family:var(--font-serif);font-size:18px;font-weight:700;}
.footer-desc{font-size:14px;line-height:1.9;color:#B9CDC3;margin:0;}
.footer-col h3{font-size:14px;color:#9FBBAE;font-family:var(--font-sans);font-weight:600;letter-spacing:.04em;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:#D8E4DD;}
.footer-col ul li a:hover{color:#fff;}
.footer-contact li{font-size:14px;color:#C6D8CF;line-height:1.85;margin-bottom:10px;}
.footer-contact li span{color:#9FBBAE;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.16);padding:20px 0 24px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#A9C0B5;
}
.footer-bottom a{color:#D8E4DD;}
.footer-bottom a:hover{color:#fff;}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  h1{font-size:36px;}
  .page-banner h1{font-size:36px;}
  .cell-4{width:50%;}
  .section{padding:68px 0;}
}
@media screen and (max-width:900px){
  .nav-list{display:none;}
  .nav-burger{display:inline-flex;align-items:center;justify-content:center;}
  .topbar-left{font-size:12px;}
  .topbar-right a{display:none;}
  .topbar-right .lang{border-left:0;padding-left:0;}
  .cell-3{width:50%;}
}
@media screen and (max-width:768px){
  body{font-size:16px;line-height:1.85;}
  h2{font-size:24px;}
  .logo-text{font-size:17px;}
  .banner-inner{padding:52px 0 50px;}
  .page-banner h1{font-size:31px;}
  .page-banner .banner-lead{font-size:16px;}
  .section{padding:52px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:30px;}
  .cell-4,.cell-3{width:100%;}
  .cell-6{width:100%;}
  .cta-block{padding:32px 24px;}
  .cta-block h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{gap:30px;}
  .footer-grid>div:first-child{max-width:none;flex:1 1 100%;}
  .footer-col{flex:1 1 45%;}
}
@media screen and (max-width:520px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .topbar-left{font-size:11px;line-height:1.4;}
  .topbar{height:auto;padding:8px 0;}
  .nav-inner{height:60px;gap:12px;}
  .logo-text{font-size:16px;}
  .btn-sm{height:36px;padding:0 14px;font-size:13px;}
  .icon-btn{display:none;}
  .page-banner h1{font-size:28px;}
  .banner-tags{gap:8px;}
  .banner-tags span{font-size:12px;padding:6px 11px;}
  .fact-card{flex:1 1 100%;}
  .footer-col{flex:1 1 100%;}
  .section-head h2{font-size:22px;}
  .faq-q{padding:16px 16px;font-size:15px;}
  .faq-a p{padding:0 16px 18px;}
  .cta-block{padding:26px 18px;}
}

/* roulang page: category2 */
:root{
  --pine:#1E4D3F;
  --pine-dark:#163A30;
  --pine-light:#E7EFEA;
  --clay:#C4692F;
  --clay-dark:#A95523;
  --clay-light:#F6E9DF;
  --moss:#6E8B7A;
  --steel:#4A6B6F;
  --bg:#F7F4EE;
  --surface:#FFFFFF;
  --line:#E2DACB;
  --ink:#16211C;
  --ink-2:#6E7A73;
  --r-btn:8px;
  --r-card:10px;
  --r-img:14px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(22,33,28,.05);
  --sh-2:0 10px 26px rgba(22,33,28,.10);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",Helvetica,Arial,sans-serif;
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.9;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;border-style:none;}
a{color:var(--pine);text-decoration:none;transition:color .25s ease;}
a:hover{color:var(--clay);}
button{font-family:inherit;}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;color:var(--ink);margin:0;letter-spacing:.005em;}
h1{font-size:42px;line-height:1.28;}
h2{font-size:29px;line-height:1.35;}
h3{font-size:21px;line-height:1.5;}
h4{font-size:18px;line-height:1.55;}
p{margin:0 0 1.15em;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--pine);outline-offset:2px;box-shadow:0 0 0 2px rgba(30,77,63,.18);}

/* ---------- 布局骨架 ---------- */
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
.grid-x{margin-left:-16px;margin-right:-16px;}
.grid-x > .cell{padding-left:16px;padding-right:16px;}
.container-narrow{max-width:820px;margin:0 auto;}
@media screen and (max-width:640px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .grid-x{margin-left:-10px;margin-right:-10px;}
  .grid-x > .cell{padding-left:10px;padding-right:10px;}
}

/* ---------- 顶部信息条 ---------- */
.site-header{position:relative;z-index:60;}
.topbar{background:var(--pine);color:#D8E4DD;font-size:13px;height:36px;display:flex;align-items:center;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;}
.topbar-left{letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-right{display:flex;align-items:center;gap:18px;flex:0 0 auto;}
.topbar-right a{color:#D8E4DD;font-size:13px;}
.topbar-right a:hover{color:#fff;}
.topbar .lang{color:#A9C2B6;font-size:12px;letter-spacing:.06em;}
@media screen and (max-width:768px){
  .topbar{height:34px;}
  .topbar-left{font-size:12px;}
  .topbar-right a{display:none;}
  .topbar-right .lang{display:inline;}
}

/* ---------- 主导航 ---------- */
.mainnav{position:sticky;top:0;z-index:70;background:#fff;border-bottom:1px solid var(--line);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px;}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--ink);}
.logo:hover{color:var(--ink);}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;}
.logo-text{font-family:var(--serif);font-size:20px;font-weight:600;letter-spacing:.02em;white-space:nowrap;}
.nav-list{display:flex;align-items:center;gap:30px;}
.nav-list a{position:relative;color:var(--ink);font-size:15px;font-weight:500;padding:6px 0;display:inline-block;}
.nav-list a::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--pine);transition:width .25s ease;}
.nav-list a:hover{color:var(--pine);}
.nav-list a:hover::after{width:100%;}
.nav-list a.active{color:var(--pine);}
.nav-list a.active::after{width:100%;}
.nav-actions{display:flex;align-items:center;gap:14px;}
.icon-btn{width:40px;height:40px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all .25s ease;}
.icon-btn:hover{color:var(--pine);border-color:var(--pine);background:var(--pine-light);}
.nav-burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;cursor:pointer;align-items:center;justify-content:center;padding:0;}
.nav-burger span{position:relative;display:block;width:18px;height:2px;background:var(--ink);}
.nav-burger span::before,.nav-burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:transform .25s ease;}
.nav-burger span::before{top:-6px;}
.nav-burger span::after{top:6px;}
@media screen and (max-width:1023px){
  .nav-inner{height:60px;}
  .nav-list{display:none;}
  .nav-burger{display:inline-flex;}
  .logo-text{font-size:18px;}
}
@media screen and (max-width:520px){
  .nav-actions .btn{display:none;}
}

/* ---------- 移动抽屉 ---------- */
.drawer{position:fixed;top:0;right:0;bottom:0;width:82%;max-width:340px;background:#fff;z-index:200;transform:translateX(105%);transition:transform .3s ease;box-shadow:-12px 0 32px rgba(22,33,28,.14);padding:24px;overflow-y:auto;}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;font-size:20px;line-height:1;color:var(--ink);cursor:pointer;}
.drawer-close:hover{color:var(--clay);border-color:var(--clay);}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:24px;}
.drawer-nav a{display:block;padding:13px 12px;border-radius:var(--r-btn);color:var(--ink);font-size:16px;font-weight:500;}
.drawer-nav a:hover{background:var(--pine-light);color:var(--pine);}
.drawer-nav a.active{background:var(--pine-light);color:var(--pine);font-weight:600;}
.drawer-sub{padding:0 0 18px;}
.drawer-sub h4{font-size:13px;letter-spacing:.1em;color:var(--ink-2);margin-bottom:8px;font-family:var(--sans);font-weight:600;}
.drawer-sub a{display:block;padding:9px 12px;border-radius:var(--r-btn);color:var(--ink-2);font-size:15px;}
.drawer-sub a:hover{background:var(--bg);color:var(--pine);}
.drawer-cta{display:flex;flex-direction:column;gap:12px;padding-top:18px;border-top:1px solid var(--line);}
.drawer-contact{font-size:14px;color:var(--ink-2);line-height:1.9;}
.overlay{position:fixed;inset:0;background:rgba(22,33,28,.42);z-index:150;opacity:0;visibility:hidden;transition:opacity .3s ease;}
.overlay.open{opacity:1;visibility:visible;}

/* ---------- 按钮 / 标签 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-btn);font-size:16px;font-weight:600;letter-spacing:.01em;border:1px solid transparent;cursor:pointer;transition:all .25s ease;line-height:1;text-align:center;}
.btn-primary{background:var(--clay);color:#fff;}
.btn-primary:hover{background:var(--clay-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(196,105,47,.26);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:#fff;color:var(--pine);border-color:var(--pine);}
.btn-ghost:hover{background:var(--pine-light);color:var(--pine-dark);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;border-radius:var(--r-btn);}
.btn-block{width:100%;}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--pine);font-weight:600;font-size:15px;}
.text-link::after{content:"→";transition:transform .25s ease;}
.text-link:hover{color:var(--clay);}
.text-link:hover::after{transform:translateX(4px);}
.tag{display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:var(--r-pill);background:var(--pine-light);color:var(--pine);font-size:13px;font-weight:500;letter-spacing:.02em;}
.tag-outline{background:#fff;border:1px solid var(--pine);color:var(--pine);}
.tag-clay{background:var(--clay-light);color:var(--clay-dark);}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.12em;color:var(--clay);text-transform:uppercase;margin-bottom:12px;}

/* ---------- 页面横幅 ---------- */
.page-banner{
  position:relative;padding:76px 0 66px;min-height:320px;display:flex;align-items:center;color:#fff;
  background-image:linear-gradient(90deg,rgba(30,77,63,.94) 0%,rgba(30,77,63,.72) 52%,rgba(30,77,63,.32) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.page-banner .eyebrow{color:#F0C7A6;}
.banner-inner{width:100%;}
.breadcrumb{margin-bottom:20px;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.72);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li + li::before{content:"/";color:rgba(255,255,255,.45);}
.breadcrumb a{color:rgba(255,255,255,.82);}
.breadcrumb a:hover{color:#fff;text-decoration:underline;}
.breadcrumb [aria-current]{color:#fff;}
.page-banner h1{color:#fff;max-width:820px;}
.banner-lead{margin:18px 0 24px;max-width:680px;font-size:17px;line-height:1.88;color:rgba(255,255,255,.9);}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;}
.banner-tags .tag{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);color:#fff;}
@media screen and (max-width:768px){
  .page-banner{padding:52px 0 48px;min-height:0;}
  .page-banner h1{font-size:30px;}
  .banner-lead{font-size:16px;}
}

/* ---------- 数据条 ---------- */
.quick-strip{margin-top:-1px;background:#fff;border-bottom:1px solid var(--line);}
.quick-strip .grid-x{padding:22px 0;}
.quick-item{display:flex;flex-direction:column;gap:2px;padding-top:8px;padding-bottom:8px;border-left:3px solid var(--pine);}
.quick-item strong{font-family:var(--sans);font-size:20px;color:var(--clay);font-weight:700;line-height:1.4;}
.quick-item span{font-size:13px;color:var(--ink-2);letter-spacing:.02em;}
@media screen and (max-width:768px){
  .quick-item{margin-bottom:10px;}
}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:52px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{margin-bottom:14px;}
.section-head h2::before{content:"";display:block;width:36px;height:3px;background:var(--pine);margin-bottom:18px;}
.section-head.center h2::before{margin-left:auto;margin-right:auto;}
.section-head p{color:var(--ink-2);font-size:16px;line-height:1.9;margin:0;}
@media screen and (max-width:768px){
  .section{padding:54px 0;}
  .section-head{margin-bottom:34px;}
  .section-head h2{font-size:24px;}
}

/* ---------- 图文交替行 ---------- */
.split-row{display:flex;align-items:center;gap:56px;padding:52px 0;border-bottom:1px solid var(--line);}
.split-row:first-child{padding-top:0;}
.split-row:last-child{border-bottom:none;padding-bottom:0;}
.split-row.reverse{flex-direction:row-reverse;}
.split-media{flex:0 0 42%;max-width:42%;}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-img);box-shadow:var(--sh-1);}
.split-body{flex:1 1 auto;}
.split-body .mini-label{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.1em;color:var(--moss);text-transform:uppercase;margin-bottom:10px;}
.split-body h2{font-size:26px;margin-bottom:16px;}
.split-body p{color:var(--ink-2);font-size:16px;line-height:1.92;}
.split-body p strong{color:var(--ink);font-weight:600;}
.split-body .text-link{margin-top:6px;}
@media screen and (max-width:960px){
  .split-row,.split-row.reverse{flex-direction:column;gap:24px;padding:40px 0;}
  .split-media{flex:1 1 auto;max-width:100%;width:100%;}
  .split-body h2{font-size:22px;}
}

/* ---------- 流程步骤 ---------- */
.steps{max-width:860px;margin:0 auto;}
.step{position:relative;display:flex;gap:24px;padding-bottom:34px;}
.step:last-child{padding-bottom:0;}
.step::before{content:"";position:absolute;left:21px;top:50px;bottom:4px;width:1px;background:var(--line);}
.step:last-child::before{display:none;}
.step-num{flex:0 0 44px;width:44px;height:44px;border-radius:50%;border:1.5px solid var(--pine);background:#fff;color:var(--pine);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;font-family:var(--sans);}
.step-body{padding-top:2px;}
.step-body h3{font-size:19px;margin-bottom:8px;}
.step-body p{color:var(--ink-2);font-size:15.5px;line-height:1.88;margin:0;}
.step-meta{display:inline-block;margin-top:10px;font-size:13px;color:var(--steel);letter-spacing:.02em;}

/* ---------- 双列信息卡 ---------- */
.info-grid{margin-top:-16px;}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px 26px 26px;height:calc(100% - 24px);margin-bottom:24px;box-shadow:var(--sh-1);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D5CABA;}
.info-card:hover h3{color:var(--pine);}
.info-icon{width:44px;height:44px;border-radius:var(--r-btn);background:var(--pine-light);color:var(--pine);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.info-card h3{font-size:19px;margin-bottom:10px;transition:color .3s ease;}
.info-card p{color:var(--ink-2);font-size:15.5px;line-height:1.9;margin:0;}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 26px;background:#fff;border:0;cursor:pointer;text-align:left;font-size:16.5px;font-weight:600;color:var(--ink);transition:background .25s ease,color .25s ease;}
.faq-q:hover{background:var(--pine-light);color:var(--pine);}
.faq-icon{position:relative;flex:0 0 18px;width:18px;height:18px;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--pine);transition:transform .3s ease,opacity .3s ease;}
.faq-icon::before{width:14px;height:1.5px;transform:translate(-50%,-50%);}
.faq-icon::after{width:1.5px;height:14px;transform:translate(-50%,-50%);}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{padding:0 26px 24px;margin:0;color:var(--ink-2);font-size:15.5px;line-height:1.9;}
.faq-item.open .faq-a{max-height:320px;}
@media screen and (max-width:520px){
  .faq-q{padding:18px;font-size:15.5px;}
  .faq-a p{padding:0 18px 20px;}
}

/* ---------- 底部转化区 ---------- */
.cta-band{background:var(--pine-light);border-top:1px solid #D5E3DA;padding:72px 0;}
.cta-band .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;}
.cta-band h2{font-size:28px;margin-bottom:12px;}
.cta-band p{color:#3D5B50;font-size:16px;line-height:1.9;max-width:620px;margin:0;}
.cta-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.cta-note{font-size:14px;color:#3D5B50;}
@media screen and (max-width:768px){
  .cta-band{padding:48px 0;}
  .cta-band h2{font-size:23px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--pine);color:#D8E4DD;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo-text{color:#fff;font-family:var(--serif);font-size:19px;}
.footer-desc{font-size:14px;line-height:1.92;color:#B9CEC4;margin:0;max-width:340px;}
.footer-col h3{font-family:var(--sans);font-size:14px;font-weight:600;color:#A9C2B6;letter-spacing:.06em;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:#D8E4DD;font-size:14px;}
.footer-col a:hover{color:#fff;text-decoration:underline;}
.footer-contact li{font-size:14px;color:#C6D8CF;line-height:1.85;}
.footer-contact span{color:#8FAEA0;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#9DB8AC;}
.footer-bottom a{color:#D8E4DD;}
.footer-bottom a:hover{color:#fff;}
@media screen and (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:640px){
  .site-footer{padding-top:48px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}