:root{--fd-c:#8c3a2b;--fd-cd:#6a2a1e;--fd-cl:#f5e8e4;--fd-tx:#2b3330;--fd-mut:#7a8681;--fd-line:#dde6e2;--fd-bg:#fbf6f5;}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--fd-tx);background:#fff;font-size:15px;line-height:1.6}
a{color:inherit;text-decoration:none}img{max-width:100%;border:0}
ul{list-style:none}
.fd-wrap{max-width:1180px;margin:0 auto;padding:0 15px}
/* 顶条 */
.fd-topstrip{background:var(--fd-cd);color:#cfe7df;font-size:15px}
.fd-topstrip-in{display:flex;justify-content:space-between;align-items:center;min-height:36px}
.fd-quicksearch input{border:0;border-radius:3px 0 0 3px;padding:4px 8px;width:150px;vertical-align:middle}
.fd-quicksearch button{border:0;background:var(--fd-c);color:#fff;padding:4px 9px;border-radius:0 3px 3px 0;cursor:pointer}
/* 品牌行 */
.fd-brandrow{display:flex;justify-content:space-between;align-items:center;padding:16px 15px}
.fd-logo img{max-height:64px}
.fd-hotline{display:flex;align-items:center;gap:10px;white-space:nowrap;color:var(--fd-mut);font-size:15px}
.fd-hotline img{width:36px;height:36px;object-fit:contain}
.fd-hotline strong{color:#d0432b;font-size:22px;letter-spacing:1px}
.fd-sitedesc{flex:1;min-width:0;color:var(--fd-mut);font-size:15px;line-height:1.9;padding:0 30px;margin:0 30px;border-left:1px solid var(--fd-line);border-right:1px solid var(--fd-line)}
@media(max-width:767px){.fd-sitedesc{display:none}.fd-hotline strong{font-size:17px}.fd-hotline img{width:28px;height:28px}.fd-brandrow{flex-wrap:wrap;row-gap:6px}.fd-hotline{white-space:normal}}
/* 主导航（深色） */
.fd-mainnav{background:var(--fd-c)}
.fd-menu{display:flex;flex-wrap:wrap}
.fd-menu li a{display:block;color:#fff;padding:13px 18px;font-size:15px}
.fd-menu li a:hover{background:var(--fd-cd)}
.fd-menubtn{display:none;width:100%;background:var(--fd-cd);color:#fff;border:0;padding:11px;font-size:16px;cursor:pointer}
/* 首屏：6 图轮播（原生 JS 驱动，每张可点击跳转） */
.fd-sliderzone{position:relative;overflow:hidden;background:var(--fd-cl)}
.fd-slides{margin:0;padding:0;list-style:none}
.fd-slides li{display:none;margin:0;padding:0}
.fd-slides li.fd-on{display:block}
.fd-slides li a{display:block}
.fd-slides img{display:block;width:100%;height:auto;max-height:520px;object-fit:cover}
.fd-sliderzone .fd-prev,.fd-sliderzone .fd-next{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:44px;height:44px;border:0;border-radius:50%;background:rgba(0,0,0,.28);color:#fff;font-size:28px;line-height:44px;text-align:center;cursor:pointer;padding:0}
.fd-sliderzone .fd-prev{left:14px}
.fd-sliderzone .fd-next{right:14px}
.fd-sliderzone .fd-prev:hover,.fd-sliderzone .fd-next:hover{background:rgba(0,0,0,.5)}
.fd-dots{position:absolute;left:0;right:0;bottom:14px;z-index:5;display:flex;justify-content:center;gap:8px}
.fd-dots button{width:10px;height:10px;border:0;border-radius:50%;background:rgba(255,255,255,.55);cursor:pointer;padding:0}
.fd-dots button.fd-on{background:#fff}
/* 速览条 */
.fd-strip{background:var(--fd-bg);border-bottom:1px solid var(--fd-line)}
.fd-strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--fd-line);padding:0}
.fd-strip-i{background:#fff;text-align:center;padding:18px 8px}
.fd-strip-i b{display:block;color:var(--fd-c);font-size:17px}
.fd-strip-i span{color:var(--fd-mut);font-size:15px}
/* 区块 */
.fd-block{margin:42px 0}
.fd-blocktitle{font-size:26px;text-align:center;letter-spacing:4px}
.fd-blocktitle a{color:var(--fd-tx)}
.fd-blocksub{text-align:center;color:var(--fd-mut);font-size:15px;letter-spacing:3px;text-transform:uppercase;margin:4px 0 26px}
.fd-blocktitle:after{content:"";display:block;width:46px;height:3px;background:var(--fd-c);margin:10px auto 0}
/* 关于 */
.fd-aboutgrid{display:grid;grid-template-columns:5fr 7fr;gap:28px;align-items:center}
.fd-abouttxt{color:#4a5551;text-align:justify}
.fd-abouttxt .fd-btn{display:inline-block;margin-top:14px}
/* 卡片栅格 */
.fd-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.fd-grid3{grid-template-columns:repeat(3,1fr)}
.fd-grid4{grid-template-columns:repeat(4,1fr)}
.fd-card{border:1px solid var(--fd-line);border-radius:6px;overflow:hidden;background:#fff;transition:.25s}
.fd-card:hover{box-shadow:0 6px 18px rgba(140,58,43,.16);transform:translateY(-3px)}
.fd-card img{width:100%;aspect-ratio:1;object-fit:cover;display:block}
.fd-card-t{padding:10px 12px;font-size:15px;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
/* 新闻 */
.fd-newsrows li{display:grid;grid-template-columns:64px 1fr;padding:14px 6px;border-bottom:1px dashed var(--fd-line)}
.fd-newsdate{text-align:center;color:var(--fd-c)}
.fd-newsdate strong{font-size:22px;display:block;line-height:1}
.fd-newsdate i{font-style:normal;font-size:15px;color:var(--fd-mut)}
.fd-newslist em{grid-column:2;display:block;font-style:normal;color:var(--fd-mut);font-size:15px;margin-top:4px}
/* tags */
.fd-tagsbox{margin:34px 0;padding:16px;background:var(--fd-bg);border-radius:6px}
.fd-tags-t{font-weight:700;margin-right:10px;color:var(--fd-c)}
.fd-tags-l{display:inline-block;margin:4px 8px 4px 0;padding:3px 10px;background:#fff;border:1px solid var(--fd-line);border-radius:12px;font-size:15px}
/* 按钮 */
.fd-btn{display:inline-block;padding:9px 22px;border-radius:4px;background:var(--fd-c);color:#fff;font-size:15px;border:0;cursor:pointer}
.fd-btn-c{background:var(--fd-c)}
.fd-btn:hover{background:var(--fd-cd);color:#fff}
/* 页脚 */
.fd-footer{background:var(--fd-cd);color:#b9d6cd;margin-top:50px;padding:38px 0 0}
.fd-footcols{display:grid;grid-template-columns:2fr 2fr 1.4fr;gap:24px;padding-bottom:26px}
.fd-footcols h4{color:#fff;font-size:16px;margin-bottom:10px}
.fd-footcols p{font-size:15px;margin:4px 0}
.fd-footcols a:hover{color:#fff}
.fd-copyline{border-top:1px solid rgba(255,255,255,.14);padding:14px 15px;font-size:15px;color:#8fb5aa;text-align:center}
.fd-gotop{position:fixed;right:18px;bottom:78px;width:44px;height:44px;line-height:44px;text-align:center;background:var(--fd-c);color:#fff;border-radius:50%;font-size:18px;display:none;z-index:99}
/* 表单/分页（内页兼容） */
.fd-field{border:1px solid var(--fd-line);border-radius:4px;padding:8px 10px;width:100%}
.fd-pager{text-align:center;margin:26px 0}
.fd-pager a{display:inline-block;padding:7px 14px;border:1px solid var(--fd-line);margin:0 3px;border-radius:4px}
.fd-pager a:hover{background:var(--fd-c);color:#fff}
.fd-thumb{width:100%}
.fd-crumbs{text-align:right;color:var(--fd-mut);font-size:15px;margin:12px 0}
/* 内页 hero */
.fd-hero-page{background:linear-gradient(120deg,var(--fd-cl),#ffffff);padding:56px 0;color:var(--fd-cd)}
.fd-hero-page h2{font-size:28px}
/* 工具类 */
.fd-mt3{margin-top:16px}.fd-mt4{margin-top:24px}.fd-mb2{margin-bottom:8px}.fd-mb3{margin-bottom:16px}
.fd-my4{margin:26px 0}.fd-pt5{padding-top:32px}.fd-pb5{padding-bottom:32px}.fd-lh2{line-height:2}
.fd-fs18{font-size:18px}.fd-fs26{font-size:26px}.fd-fs14{font-size:15px}
.fd-txtr{text-align:right}.fd-txtc{text-align:center}.fd-txtl{color:#f8fffd}.fd-txts{color:var(--fd-mut)}
.fd-bt{border-top:1px solid var(--fd-line)}.fd-bgl{background:var(--fd-bg)}.fd-bgw{background:#fff}
.fd-onlyxs{display:none}.fd-hide-xs{}
/* 栅格（等价 bootstrap 语义） */
.fd-row{display:flex;flex-wrap:wrap;margin:0 -10px}
.fd-row>[class*="as-"]{padding:0 10px}
.fd-xs-12{width:100%}.fd-xs-6{width:50%}
@media(min-width:768px){
  .fd-sm-3{width:25%}.fd-sm-4{width:33.3333%}.fd-sm-5{width:41.6667%}.fd-sm-7{width:58.3333%}.fd-sm-9{width:75%}.fd-sm-12{width:100%}
  .fd-hide-xs{display:block}
}
@media(max-width:767px){
  .fd-menubtn{display:block}
  .fd-menu{display:none;flex-direction:column;background:var(--fd-cd)}
  .fd-menu.fd-open{display:flex}
  .fd-grid{grid-template-columns:repeat(2,1fr)}
  .fd-aboutgrid{grid-template-columns:1fr}
  .fd-strip-grid{grid-template-columns:repeat(2,1fr)}
  .fd-footcols{grid-template-columns:1fr}
  .fd-brandrow{flex-direction:row}
  .fd-onlyxs{display:block}
  .fd-hide-xs{display:none}
}
@media(min-width:992px){
  .fd-md-3{width:25%}.fd-md-4{width:33.3333%}.fd-md-5{width:41.6667%}.fd-md-6{width:50%}.fd-md-7{width:58.3333%}.fd-md-8{width:66.6667%}.fd-md-9{width:75%}.fd-md-12{width:100%}
}
/* ===== 内页兼容（旧结构重命名后的样式兜底） ===== */
.fd-topbar{background:var(--fd-cd);color:#cfe7df;font-size:15px}
.fd-topbar .fd-wrap{display:flex;justify-content:space-between;align-items:center;min-height:34px}
.fd-topname{font-weight:700}
.fd-searchbox{display:flex}
.fd-searchbox .fd-field{border:0;border-radius:3px 0 0 3px;padding:4px 8px;width:140px}
.fd-searchbox .fd-btn{border-radius:0 3px 3px 0;padding:4px 10px}
.fd-telbox{text-align:right}
.fd-teltip{font-size:15px;color:var(--fd-mut)}
.fd-telnum{font-size:20px;color:var(--fd-c);font-weight:700}
.fd-nav-def,.fd-nav{background:var(--fd-c);border:0;border-radius:0;margin-bottom:0}
.fd-navhead{display:flex;justify-content:space-between;align-items:center;min-height:52px}
.fd-navbrand{display:flex;align-items:center;color:#fff;font-size:19px;font-weight:700;padding:8px 0}
.fd-navbrand img{max-height:46px}
.fd-navtoggle{display:none}
.fd-navlist{display:flex;flex-wrap:wrap}
.fd-navlist>li>a{display:block;padding:14px 17px;color:#fff;font-size:15px}
.fd-navlist>li>a:hover,.fd-navlist>li.fd-on>a{background:var(--fd-cd);color:#fff}
.fd-sliderzone img{width:100%;display:block}
.fd-aboutbox{background:var(--fd-bg);padding:26px;border-radius:6px}
.fd-abouttxt{line-height:2;color:#4a5551}
.fd-footnav{background:var(--fd-cd);color:#b9d6cd;padding:22px 0;font-size:15px}
.fd-footnav a{color:#b9d6cd;margin:0 6px}
.fd-footnav-i a:hover,.fd-footnav a:hover{color:#fff}
.fd-copy{border-top:1px solid rgba(255,255,255,.14);text-align:center;padding:12px 0;font-size:15px;color:#8fb5aa}
.fd-more{color:var(--fd-c);font-size:15px}
/* 页脚二维码：统一 90px（原大小不一，整体缩小约 1/3） */
.fd-footqr{display:flex;gap:16px;margin-top:12px}
.fd-footqr figure{margin:0;text-align:center}
.fd-footqr img{width:90px;height:90px;object-fit:contain;display:block;background:#fff;padding:4px;border-radius:4px}
.fd-qrpage img{width:90px;height:90px;object-fit:contain;display:block;background:#fff;padding:4px;border-radius:4px}
.fd-footqr figcaption{font-size:15px;color:#8fb5aa;margin-top:5px}
/* 内页头图：neiye.jpg（1920×150）完整等比展示；首页轮播用大 banner，内页用此条幅区分 */
.page_bg{width:100%;aspect-ratio:1920/150;background-size:100% 100%!important}
.fd-hero.fd-hero-fluid{aspect-ratio:1920/150}
@media(max-width:767px){.page_bg,.fd-hero.fd-hero-fluid{aspect-ratio:auto;height:90px;background-size:cover!important;background-position:center!important}}
/* 移动端底部导航（电话咨询/微信/关于我们）+ 微信弹窗 */
.fd-mfoot{display:none}
.modal .modal-dialog img{width:180px;max-width:100%;display:block;margin:0 auto;border-radius:8px}
.modal .modal-dialog p{margin:10px 0 0;font-size:15px;color:#666;text-align:center}
@media(max-width:767px){
  html,body{overflow-x:hidden;max-width:100%}
  body{padding-bottom:54px}
  .fd-brandrow{flex-wrap:wrap;row-gap:6px}
  .fd-hotline{white-space:normal}
  .fd-mfoot{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1040;background:var(--fd-cd);box-shadow:0 -2px 8px rgba(0,0,0,.18)}
  .fd-mfoot a{flex:1;text-align:center;color:#fff;font-size:15px;padding:7px 0 6px;text-decoration:none;border-right:1px solid rgba(255,255,255,.16)}
  .fd-mfoot a:last-child{border-right:0}
  .fd-mfoot .mi{display:block;line-height:1;margin-bottom:3px}
  .fd-mfoot .mi>svg{display:inline-block;vertical-align:middle;width:21px;height:21px;fill:#fff;opacity:.92}
  .fd-mfoot a:active .mi>svg{opacity:1}
  .fd-mfoot a:nth-child(2) .mi>svg{width:23px;height:23px}
  .fd-topstrip-in>span{display:none}
  .fd-gotop{bottom:64px}
}
.fd-hero{background:var(--fd-cl);border-radius:0}
@media(max-width:767px){
  .fd-navhead{width:100%}
  .fd-navtoggle{display:block;background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff;padding:6px 10px;border-radius:4px}
  .fd-navbody{width:100%}
  .fd-navlist{flex-direction:column;display:none}
  .fd-navlist.fd-open,.fd-navbody.fd-on .fd-navlist{display:flex}
  .fd-navlist>li>a{padding:11px 6px;border-top:1px solid rgba(255,255,255,.12)}
}
/* ===== 2026-09-18 反馈修复 ===== */
/* 1) 移动端底部导航条（旧 navbar-fixed-bottom）：整体去除 */
.fd-footbar{display:none!important}

/* 2) 内页列表：链接明显化 */
.left_h2{font-size:22px;color:var(--fd-cd);border-left:4px solid var(--fd-c);padding-left:12px;margin:6px 0 18px;line-height:1.4}
.list_news li,.left_news li{list-style:none;padding:12px 4px;border-bottom:1px dashed var(--fd-line);overflow:hidden}
.list_news a,.left_news a{color:#177a5e;font-size:15px;line-height:1.75;text-decoration:none;transition:color .15s}
.list_news a:hover,.left_news a:hover{color:var(--fd-cd);text-decoration:underline}
.news_time{float:right;color:var(--fd-mut);font-size:15px;line-height:2;margin-left:14px}

/* 3) 右侧「导航栏目」侧栏：卡片化 + 链接明显 */
.left_nav,.left_news,.list_box{background:#fff;border:1px solid var(--fd-line);border-radius:6px;padding:16px 14px;margin-bottom:20px}
.left_nav_ul,.left_snav_ul{list-style:none;margin:0;padding:0}
.left_nav_ul>li{border-bottom:1px dashed var(--fd-line)}
.left_nav_ul>li:last-child{border-bottom:0}
.biglink{display:block;padding:11px 12px;color:#2b3330;font-size:15px;text-decoration:none}
.biglink:hover{color:var(--fd-c);background:var(--fd-cl);border-radius:4px}
.menu_head{float:right;color:var(--fd-mut);font-weight:400;line-height:2.6}
.menu_body{padding:2px 0 8px}
.menu_body a{display:block;padding:7px 12px 7px 26px;color:var(--fd-c);font-size:15px;text-decoration:none}
.menu_body a:hover{color:var(--fd-cd);text-decoration:underline;background:var(--fd-cl)}
/* 顶部红色副标题改低调灰 */
.copyright_p{color:#7a8681!important;font-size:15px!important;font-weight:400;margin-left:12px}

/* 4) 分页 */
.page-num{display:inline-block;min-width:38px;padding:7px 10px;margin:0 3px;border:1px solid var(--fd-line);border-radius:4px;text-align:center;color:#2b3330;font-size:15px;text-decoration:none}
.page-num:hover{border-color:var(--fd-c);color:var(--fd-c)}
.page-num-current{background:var(--fd-c);border-color:var(--fd-c);color:#fff}

/* 5) FAQ/产品卡片：松绑 + 标题两行完整可读 */
.fd-row{margin:0 -12px}
.fd-row>[class*="as-"]{padding:0 12px}
.fd-card{margin-bottom:22px}
.fd-card-t{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.55;padding:10px 12px 12px;min-height:56px;font-size:15px}
.fd-card-t a{color:#2b3330}
.fd-card-t a:hover{color:var(--fd-c)}
.case_img img{aspect-ratio:1;object-fit:cover}

/* 6) 首页新闻列表：整行垂直居中 + 标题加粗 */
.fd-newsrows li{align-items:center}
.fd-newsrows li a{font-weight:700;color:#22322c}
.fd-newsrows li a:hover{color:var(--fd-c)}
.fd-newsdate{grid-row:1/span 2;align-self:center;justify-self:center}
/* 7) 微信二维码弹窗（无 bootstrap 自实现） */
.modal{display:none;position:fixed;left:0;top:0;right:0;bottom:0;z-index:1050;background:rgba(106,42,30,.5);align-items:center;justify-content:center;padding:16px}
.modal.fd-open{display:flex}
.modal .modal-dialog{background:#fff;border-radius:12px;max-width:320px;width:100%;padding:20px;position:relative;box-shadow:0 12px 40px rgba(0,0,0,.25)}
.modal .modal-title{font-size:16px;font-weight:700;color:var(--fd-cd);margin-bottom:12px}
.modal .close{position:absolute;right:12px;top:8px;font-size:24px;line-height:1;color:#9aa8a2;cursor:pointer;border:0;background:none}
.modal .close:hover{color:var(--fd-cd)}
/* 8) 内页产品/FAQ 案例列表：卡片放大 + 标题两行省略 */
/* 关键：旧栅格宽度类（as-md-4 等）在 grid 容器内必须失效，否则卡片被压成列宽的 1/4 */

.fd-grid.product_list2{grid-template-columns:repeat(3,1fr);gap:24px}
.fd-grid.product_list2 .fd-card-t{font-size:15px;min-height:52px;padding:12px 14px 14px}
.fd-grid.product_list2 .fd-card img{aspect-ratio:1/1;object-fit:cover}
@media(max-width:991px){
  .fd-grid3{grid-template-columns:repeat(2,1fr)}
  .fd-grid.product_list2{grid-template-columns:repeat(2,1fr);gap:16px}
}
@media(max-width:767px){
  .fd-grid.product_list2{grid-template-columns:repeat(2,1fr);gap:12px}
  .fd-grid.product_list2 .fd-card-t{font-size:15px;min-height:44px}
}
@media(max-width:420px){
  .fd-grid.product_list2{grid-template-columns:1fr}
}


/* 产品详情图库（原生实现，替代 swiper；class 前的 ns 前缀由生成器统一重命名） */
.view{position:relative;overflow:hidden}
.view .fd-gali{display:none}
.view .fd-gali:first-child{display:block}
.view .fd-gali img{width:100%;height:auto;display:block}
.preview{position:relative;margin-top:12px}
.preview .arrow-left,.preview .arrow-right{display:none}
.preview .fd-galrow{display:flex;gap:8px;overflow-x:auto;padding:2px 0;scroll-behavior:smooth}
.preview .fd-gali{flex:0 0 auto;width:88px;cursor:pointer;border:2px solid transparent;border-radius:4px;overflow:hidden;opacity:.72}
.preview .fd-gali.fd-gal-nav-on{border-color:var(--fd-c);opacity:1}
.preview .fd-gali img{width:100%;height:66px;object-fit:cover;display:block}
.view .arrow-left,.view .arrow-right{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:38px;height:38px;line-height:36px;text-align:center;background:rgba(0,0,0,.32);color:#fff;border-radius:50%;cursor:pointer;font-size:24px}
.view .arrow-left:before{content:"\2039"}
.view .arrow-right:before{content:"\203A"}
.view .arrow-left{left:8px}
.view .arrow-right{right:8px}
@media(max-width:767px){.preview .fd-gali{width:64px}.preview .fd-gali img{height:48px}}


/* ===================== fd- business visual layer ===================== */
:root{--fd-c:#9a3412;--fd-cd:#0b2540;--fd-tx:#2b3035;--fd-mut:#6b7280;--fd-line:#e8eaed;
--fd-bg:#f7f8fa;--fd-sh:0 1px 2px rgba(16,24,40,.05),0 8px 24px rgba(16,24,40,.07);
--fd-sh2:0 6px 14px rgba(16,24,40,.09),0 20px 44px rgba(16,24,40,.14);}
html{-webkit-text-size-adjust:100%;overflow-x:hidden}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
font-size:16px;line-height:1.75;color:var(--fd-tx);background:#fff;overflow-x:hidden}
img{max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s}
a:hover{color:var(--fd-c)}
h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.35;color:#1a1f24;margin:0 0 .55em}
h1{font-size:30px}h2{font-size:27px}h3{font-size:21px}h4{font-size:18px}h5{font-size:16px}
p{font-size:16px;line-height:1.8;color:#3d444b;margin:0 0 12px}
li{font-size:16px;line-height:1.8}
small{font-size:13px}

/* --- 顶条 / 头部 --- */
.fd-topbar{background:var(--fd-cd);color:#b9c6d4;font-size:14px}
.fd-topbar>div{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;padding:8px 0}
.fd-topbar b{color:#fff;font-size:15px;letter-spacing:.4px}
.fd-hdr{background:#fff;border-bottom:1px solid var(--fd-line)}
/* brandrow 用 grid + 显式列位：避免 Foundation/Bootstrap 的 search form 抢占空间 */
.fd-brandrow{display:grid!important;grid-template-columns:auto 280px minmax(0,1fr) 240px;align-items:center;gap:22px;padding:18px 0}
.fd-brandrow>*{min-width:0}
.fd-logo{grid-column:1}.fd-hotline{grid-column:2}.fd-sitedesc{grid-column:3}.fd-qs{grid-column:4}
.fd-logo{display:block!important;min-width:0;align-self:center}
.fd-logo img{max-height:54px!important;width:auto!important;height:auto;display:block}
.fd-sitedesc{min-width:0;font-size:14px;line-height:1.6;color:var(--fd-mut);
  border-left:3px solid var(--fd-c);padding-left:12px;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;max-height:3.4em}
.fd-hotline{display:flex!important;align-items:center;gap:10px;white-space:nowrap;justify-self:end}
.fd-hotline svg{width:28px;height:28px;fill:var(--fd-c);flex:0 0 auto}
.fd-hotline img{width:28px;height:28px;flex:0 0 auto}
.fd-hll{font-size:14px;color:var(--fd-mut)}
.fd-hotline b{font-size:23px;color:var(--fd-c);letter-spacing:.5px;line-height:1}
.fd-qs{display:flex!important;flex-wrap:nowrap!important;align-items:center!important;gap:6px;
  width:100%!important;max-width:320px;min-width:0;justify-self:end}
/* Foundation/Bootstrap 给表单子项自带 margin-bottom，会把搜索框撑到 54~71px 高 */
.fd-qs>*{margin:0!important}
.fd-qs input{flex:1 1 auto!important;min-width:0;font-size:14px;height:38px;width:auto!important;white-space:nowrap}
/* 框架按钮在窄容器里会把文字竖排 -> 撑成 55~78px 高的竖条，必须锁单行 */
.fd-qs button{flex:0 0 auto!important;white-space:nowrap!important;height:38px;line-height:1;
  padding:0 14px;font-size:14px;display:inline-flex;align-items:center;justify-content:center}
.fd-nav{background:#fff;border-bottom:1px solid var(--fd-line);box-shadow:0 2px 8px rgba(16,24,40,.05);position:relative;z-index:60}
.fd-nav>div{display:flex;align-items:center;justify-content:space-between}
.fd-navlist{display:flex;flex-wrap:wrap;align-items:center;margin:0;padding:0;list-style:none}
.fd-navlist>li,.fd-navlist>a{margin:0}
.fd-navlist a{display:block;padding:16px 20px;font-size:16px;color:#2b3035;position:relative}
.fd-navlist a:hover,.fd-navlist .uk-active>a{color:var(--fd-c)}
.fd-navlist a::after{content:'';position:absolute;left:20px;right:20px;bottom:9px;height:2px;background:var(--fd-c);border-radius:2px;opacity:0;transition:opacity .18s}
.fd-navlist a:hover::after{opacity:1}
.fd-burger{display:none;background:transparent;border:0;font-size:26px;line-height:1;color:#2b3035;cursor:pointer;padding:6px 10px}

/* --- 轮播 --- */
.fd-banner{position:relative;height:420px;overflow:hidden;background:var(--fd-cd)}
.fd-bnrlist{position:absolute;inset:0;margin:0;padding:0;list-style:none;display:block}
.fd-bnrlist li{position:absolute;inset:0;opacity:0;transition:opacity .8s ease}
.fd-bnrlist li.fd-sl-on{opacity:1}
.fd-bnrlist img{width:100%;height:420px;object-fit:cover;display:block}
.fd-bnrprev,.fd-bnrnext{position:absolute;top:50%;margin-top:-26px;z-index:4;width:44px;height:52px;
  border:0;background:rgba(11,37,64,.42);color:#fff;font-size:22px;line-height:52px;cursor:pointer;transition:background .2s}
.fd-bnrprev{left:0;border-radius:0 6px 6px 0}
.fd-bnrnext{right:0;border-radius:6px 0 0 6px}
.fd-bnrprev:hover,.fd-bnrnext:hover{background:rgba(11,37,64,.72)}
.fd-bnrdots{position:absolute;left:0;right:0;bottom:18px;text-align:center;z-index:3}
.fd-bnrdots i{display:inline-block;width:10px;height:10px;margin:0 5px;border-radius:999px;background:rgba(255,255,255,.55);cursor:pointer;transition:all .2s}
.fd-bnrdots i.fd-dot-on{background:#fff;width:26px}

/* --- 一句话定位带 --- */
.fd-value{background:linear-gradient(135deg,var(--fd-cd) 0%,var(--fd-c) 100%);color:#fff;padding:46px 0;text-align:center}
.fd-value h1,.fd-value h2{color:#fff;font-size:30px;margin-bottom:10px}
.fd-value p{color:rgba(255,255,255,.92);font-size:16px;max-width:860px;margin:0 auto 10px}
.fd-value .fd-vsub{color:rgba(255,255,255,.72);font-size:15px;margin-bottom:22px}
.fd-vbtns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.fd-vbtn{display:inline-block;padding:12px 32px;border-radius:999px;font-size:16px;font-weight:600;transition:transform .18s}
.fd-vbtn:hover{transform:translateY(-2px)}
.fd-vbtn1{background:#fff;color:var(--fd-c)}
.fd-vbtn2{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.65)}

/* --- 速览条 --- */
.fd-strip{background:var(--fd-bg);border-bottom:1px solid var(--fd-line)}
.fd-strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--fd-line)}
.fd-strip-grid>div{background:#fff;padding:22px 12px;text-align:center}
.fd-strip-grid b{display:block;font-size:17px;color:#1a1f24;margin-bottom:4px}
.fd-strip-grid span{font-size:14px;color:var(--fd-mut)}

/* --- 栅格：有 -col-* 子项的行走 12 栅格 grid，其余维持 flex；统一用 gap，不再靠 padding 撑缝 --- */
.fd-grid{display:flex;flex-wrap:wrap;align-items:flex-start;gap:20px;margin-left:0!important;margin-right:0!important}
.fd-grid>*{min-width:0!important;margin-left:0!important;margin-right:0!important;float:none!important}
.fd-grid:has(>[class*="fd-col-"]){display:grid!important;grid-template-columns:repeat(12,minmax(0,1fr))}
.fd-grid>*:only-child{grid-column:1/-1!important}
.fd-grid>.fd-col-8+*{grid-column:span 4!important}
.fd-grid>.fd-col-3{grid-column:span 3!important;width:auto!important}
.fd-grid>.fd-col-4{grid-column:span 4!important;width:auto!important}
.fd-grid>.fd-col-6{grid-column:span 6!important;width:auto!important}
.fd-grid>.fd-col-8{grid-column:span 8!important;width:auto!important}
.fd-grid>.fd-col-12{grid-column:span 12!important;width:auto!important}
/* :has 不支持时的降级：回到 flex + 预留 gutter 的百分比 */
@supports not selector(:has(*)){
  .fd-col-3{width:calc(25% - 15px)!important}
  .fd-col-4{width:calc(33.3333% - 13.34px)!important}
  .fd-col-6{width:calc(50% - 10px)!important}
  .fd-col-8{width:calc(66.6667% - 6.67px)!important}
  .fd-col-12{width:100%!important}
}
@media(max-width:900px){.fd-grid>.fd-col-3,.fd-grid>.fd-col-4{grid-column:span 6!important}
  .fd-grid>.fd-col-6{grid-column:span 6!important}
  .fd-grid>.fd-col-8{grid-column:span 12!important}}
/* 手机：默认独占一行；子项 >=3 的栅格（产品/资讯/FAQ/列表）走两列，避免单列把页面拉到 8000px+ */
@media(max-width:600px){
  .fd-grid>.fd-col-3,.fd-grid>.fd-col-4,.fd-grid>.fd-col-6,.fd-grid>.fd-col-8{grid-column:span 12!important}
  .fd-grid:has(> :nth-child(3))>.fd-col-3,.fd-grid:has(> :nth-child(3))>.fd-col-4,
  .fd-grid:has(> :nth-child(3))>.fd-col-6{grid-column:span 6!important}
  .fd-grid{gap:14px}
}

/* --- 区块 --- */
.fd-blk{padding:46px 0}
.fd-alt{background:linear-gradient(180deg,#fafbfc 0%,#f4f6f8 100%)}
.fd-blk-h{text-align:center;margin-bottom:36px}
.fd-blk-h h2{font-size:27px;margin-bottom:6px}
.fd-blk-h h3{font-size:22px;margin-bottom:6px}
.fd-blk-h h2 a:hover{color:var(--fd-c)}
.fd-blk-h h2::after,.fd-blk-h h3::after{content:'';display:block;width:54px;height:3px;margin:14px auto 0;border-radius:3px;background:var(--fd-c)}
.fd-blk-h span{display:block;font-size:12px;letter-spacing:2.5px;color:var(--fd-mut);text-transform:uppercase;margin-top:10px}

/* --- 卡片 --- */
.fd-card{display:block;background:#fff;border:1px solid var(--fd-line);border-radius:12px;overflow:hidden;
box-shadow:var(--fd-sh);transition:transform .22s ease,box-shadow .22s ease}
.fd-card:hover{transform:translateY(-5px);box-shadow:var(--fd-sh2)}
.fd-cimg{width:100%;height:180px;object-fit:cover;background:#f2f4f6;display:block}
.fd-aboutimg{width:100%;border-radius:12px;box-shadow:var(--fd-sh)}
.fd-card-b{padding:15px 16px 18px}
.fd-card-t{font-size:16px;font-weight:600;line-height:1.5;color:#1a1f24;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;max-height:3em}
.fd-card-d{font-size:15px;color:var(--fd-mut);text-align:center}
/* 内页列表卡片（源模板走类映射，只补视觉层，不改结构） */
.fd-grid .fd-card img{width:100%;height:180px;object-fit:cover;background:#f2f4f6;display:block}
.fd-card a{display:block}
.fd-card>*:first-child>a{display:block}
/* 列表卡片摘要限行：不限行时窄列里一段 50 字摘要能把卡片拉到 1400px+ */
.fd-grid .fd-card p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;
  overflow:hidden;margin:0 0 10px;font-size:15px;line-height:1.7;color:#3d444b}
.fd-grid .fd-card h5,.fd-grid .fd-card h4{font-size:16px;margin:0 0 8px;line-height:1.5}
.fd-grid .fd-card [class*="card-b"]{padding:13px 14px 16px}

/* --- 标签 --- */
.fd-tagsbox{padding:46px 0;border-top:1px solid var(--fd-line)}
.fd-tagcloud{display:flex;flex-wrap:wrap;gap:9px;justify-content:center}
.fd-tagcloud a{padding:7px 15px;border:1px solid var(--fd-line);border-radius:999px;font-size:14px;color:#4b5563;background:#fff;transition:all .18s}
.fd-tagcloud a:hover{background:var(--fd-c);color:#fff;border-color:var(--fd-c)}

/* --- 页脚 --- */
.fd-ftr{background:#111827;color:#9ca3af;padding:50px 0 0}
.fd-ftr h4{color:#fff;font-size:17px;margin-bottom:14px}
.fd-ftr p,.fd-ftr li{font-size:15px;line-height:1.95;color:#9ca3af}
.fd-ftr a:hover{color:#fff}
.fd-footcols{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr))!important;gap:34px;justify-content:stretch}
.fd-footcols>*{width:auto!important;min-width:0;grid-column:auto!important;float:none!important}
.fd-ftrbot{border-top:1px solid #1f2937;margin-top:34px;padding:20px 0;text-align:center;font-size:14px;color:#6b7280}

/* --- 内页头图（清单 #6：完整显示，不裁切） --- */
/* 注意：不能写 aspect-ratio —— Chrome 会按 min-height 反推最小宽度，实渲染宽度会算成 1920px 横向溢出 */
.fd-hero{width:100%!important;max-width:100%!important;box-sizing:border-box;background:#0b2540;color:#fff;text-align:center;background-size:100% 100%!important;
  background-position:center!important;background-repeat:no-repeat!important;
  height:clamp(150px,10.4vw,190px);display:flex;flex-direction:column;justify-content:center;padding:0 16px}
.fd-hero h1{color:#fff;font-size:30px;margin:0}
.fd-hero p{color:rgba(255,255,255,.85);font-size:15px;margin:6px 0 0}

/* --- 页脚二维码（清单 #8） --- */
.fd-qrbox{display:flex;align-items:center;justify-content:center;gap:16px;padding:22px 0 6px}
.fd-qrbox figure{margin:0;text-align:center}
/* 原图常是 500x636 这类非正方，写死 90x90 会把二维码压变形 → 必须 object-fit:contain */
.fd-qrbox img{width:90px;height:90px;display:block;background:#fff;padding:4px;border-radius:8px;object-fit:contain}
.fd-qrbox figcaption{font-size:14px;color:#6b7280;margin-top:6px}

/* --- 图标位补白：源模板用 <i class="fa bl-i-*">，font-awesome 已剥离，
       不补就会在「新闻列表项 / 产品详情小标题 / 联系我们」前留一个空白缺口 --- */
[class*="fd-i-"]::before{content:'';display:inline-block;width:6px;height:6px;margin-right:8px;
  background:var(--fd-c);border-radius:2px;vertical-align:middle}
.fd-i-gg::before{width:0;height:0;background:none;border-radius:0;
  border-left:6px solid var(--fd-c);border-top:4px solid transparent;border-bottom:4px solid transparent}
/* 详情页图库/预览的左右箭头是空 href="#"，JS 已随库剥离 → 留着会点一下跳页首 */
.fd-view .fd-prev,.fd-view .fd-next,.fd-preview .fd-prev,.fd-preview .fd-next{display:none}

/* --- 通用工具 --- */
.fd-center{text-align:center}.fd-txtc{text-align:center}.fd-txtr{text-align:right}
.fd-white{color:#fff}.fd-right{float:right}.fd-inline{display:inline}
.fd-nolist{list-style:none;padding-left:0;margin-left:0}
.fd-mt2{margin-top:8px}.fd-mb5{margin-bottom:28px}.fd-mt3{margin-top:14px}.fd-mt5{margin-top:28px}
.fd-lh3{line-height:1.8}.fd-bbd{border-bottom:1px dashed var(--fd-line)}
.fd-fs20{font-size:20px}.fd-fs24{font-size:24px}.fd-fs28{font-size:28px}
.fd-on{color:var(--fd-c)}.fd-dnone{display:none}
/* showpc/showmb：源模板把「当前位置」写成 d-md-inline + dnone，映射后变成
   bl-dnone + bl-showpc —— 若不给 showpc 定义 display，面包屑会全站隐藏（实测 width=0） */
.fd-showpc{display:block}
.fd-showmb{display:none}
/* 内页内容容器：源模板这个类名就叫 fd-pages，绝不能当页码控件来排版！
   之前写成 flex+居中+给 a/span 套药丸，结果：内页容器变 flex、面包屑被压成 0 宽、
   正文里每个 a/span（链接、子栏目计数、标签关键词）全变成 14px 灰色药丸按钮，
   移动端还会因为 flex 项按 min-content 撑开导致正文区 442px > 390px 溢出。 */
.fd-pages{display:block;width:100%;margin:0 auto;text-align:left}
.fd-pages img{max-width:100%}
/* 正文里的参数表列数多，手机上必然超出 → 让它自己横向滚，别把页面撑宽 */
.fd-pages table{display:block;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
/* 真正的分页控件（comm/page.html 用的是 fd-pager / fd-pager-i / page-num） */
.fd-pager{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:26px 0}
.fd-pager a,.fd-pager span,.page-num,.page-num-current{display:inline-flex;align-items:center;justify-content:center;
  min-width:42px;height:42px;padding:0 14px;border:1px solid var(--fd-line);border-radius:8px;
  font-size:15px;line-height:1;color:#4b5563;background:#fff;text-decoration:none;transition:all .18s}
.fd-pager a:hover,.page-num:hover{background:var(--fd-c);color:#fff;border-color:var(--fd-c)}
.fd-pager-a{border-color:var(--fd-c);color:var(--fd-c)}
.page-num-current{background:var(--fd-c);color:#fff;border-color:var(--fd-c);font-weight:600}
.fd-crumbs{font-size:14px;color:var(--fd-mut);padding:14px 0;border-bottom:1px solid var(--fd-line)}
.fd-crumbs a{color:var(--fd-mut)}.fd-crumbs a:hover{color:var(--fd-c)}
/* 正文排版：层级服从站点体系（正文 h2 不许比区块标题还大）、段间距统一、长串可断 */
.fd-content{font-size:16px;line-height:1.85;overflow-wrap:break-word;word-break:break-word}
.fd-content p{font-size:16px;line-height:1.85;margin:0 0 14px}
.fd-content h2{font-size:22px;line-height:1.45;margin:28px 0 12px}
.fd-content h3{font-size:19px;line-height:1.5;margin:22px 0 10px}
.fd-content h4{font-size:17px;line-height:1.55;margin:18px 0 8px}
.fd-content ul,.fd-content ol{margin:0 0 14px;padding-left:22px}
.fd-content li{margin:0 0 6px}
.fd-content img{max-width:100%!important;height:auto;border-radius:8px;margin:12px 0}
.fd-content table{display:block;max-width:100%;overflow-x:auto}
.fd-content blockquote{max-width:100%;margin:14px 0;padding:10px 16px;border-left:3px solid var(--fd-c);background:#f7f9fb;color:#4b5563}
.fd-ctags{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.fd-ctags a{padding:8px 15px;border:1px solid var(--fd-line);border-radius:999px;font-size:14px;color:#4b5563}
.fd-mfoot,.fd-modal{display:none}
.fd-gotop{display:none}

/* --- 四站一致性兜底（按 crt119 基线校准） ---
   (1) 卡片日期居中：UIkit 的 uk-text-meta 自带 text-align 会赢过 .uk-card-d，
       实测 androidboard 是 start，另外三站 center —— 视觉上「卡片日期贴左」显得没排版 */
.fd-card-d,[class*="fd-card-d"]{text-align:center!important}
/*   (1b) 导航文字色：旧模板「深色导航条」规则 navlist>li>a 白字 特异性 (0,1,2)
       压过新规则 navlist a 深字 (0,1,1)，于是导航菜单变白字浅底 ——
       实测 androidboard 1.06 / androidsbc 1.25 / bjxfxh 1.00（等于完全隐形）。
       crt119 的导航 <a> 直接挂在 navlist 下、不套 <li>，才侥幸躲过。 */
.fd-navlist>li>a,.fd-navlist>a{color:#2b3035}
/*   (1c) 主按钮统一用品牌色：Bulma is-primary 是 #00d1b2，白字上去只有 1.95 */
.button.is-primary,.uk-button-primary,.button.primary,.btn-primary{
  background:var(--fd-c)!important;border-color:var(--fd-c)!important;color:#fff!important}
.button.is-primary:hover,.uk-button-primary:hover,.button.primary:hover,.btn-primary:hover{
  background:var(--fd-cd)!important;border-color:var(--fd-cd)!important;color:#fff!important}
/*   (2) 最小字号 12px：Foundation 的 .label 是 .6rem = 9.6px，是四站里唯一 <12px 的字号 */
.label,.badge{font-size:12px}
/*   (3) 内页栏目标题（源模板 left_h2）：注入 hero 后它是正文级小标题，不许再抢 30px */
.fd-lh{font-size:22px;line-height:1.45;margin:0 0 14px;padding-left:12px;border-left:4px solid var(--fd-c)}
/*   (4) 自包含内页（T1 家族）旧头部的残骸：tel.png 图标盒、顶条搜索、旧导航都要归位 */
.fd-hotline img{width:28px;height:28px;flex:0 0 auto}

/* --- 移动端 --- */
@media(max-width:900px){
  .fd-burger{display:block}
  .fd-nav>div{flex-wrap:wrap}
  .fd-navlist{display:none;flex-direction:column;width:100%;border-top:1px solid var(--fd-line)}
  .fd-navlist.fd-show{display:flex}
  .fd-navlist a{width:100%;padding:13px 4px;border-bottom:1px solid #f1f3f5}
  .fd-navlist a::after{display:none}
  /* brandrow 移动端：回到「logo + 热线」一行、搜索独占第二行 */
  .fd-brandrow{display:grid!important;grid-template-columns:1fr auto!important;gap:12px 14px}
  .fd-brandrow>*{grid-column:auto!important;grid-row:auto!important}
  .fd-sitedesc{display:none}
  .fd-hotline{justify-self:end}
  .fd-qs{grid-column:1/-1!important;grid-row:2!important;max-width:none}
  .fd-logo img{max-height:44px!important}
  .fd-banner,.fd-bnrlist img{height:200px}
  .fd-strip-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}
  .fd-footcols{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:22px}
  .fd-grid{gap:16px}
  .fd-blk{padding:34px 0}
  .fd-value h1{font-size:24px}
  .fd-value h2{font-size:22px}
  .fd-blk-h h2,.fd-blk-h h3{font-size:22px}
  .fd-cimg,.fd-grid .fd-card img{height:150px}
  .fd-content h2{font-size:21px}.fd-content h3{font-size:18px}
  .fd-hero{height:96px;min-height:96px;background-size:cover!important}
  .fd-hero h1{font-size:20px}
  .fd-hero p{display:none}
  .fd-bnrprev,.fd-bnrnext{width:34px;height:42px;margin-top:-21px;line-height:42px;font-size:18px}
}
@media(max-width:767px){
  .fd-sitedesc{display:none}
  .fd-mfoot{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:90;background:#fff;
    border-top:1px solid var(--fd-line);box-shadow:0 -2px 12px rgba(16,24,40,.08)}
  .fd-mfoot a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:3px;padding:8px 0;font-size:13px;color:#4b5563}
  .fd-mfoot .mi svg{width:21px;height:21px;fill:var(--fd-c)}
  body{padding-bottom:62px}
  .fd-gotop{display:block;position:fixed;right:14px;bottom:76px;z-index:88;width:42px;height:42px;
    line-height:42px;text-align:center;border-radius:50%;background:var(--fd-c);color:#fff;font-size:20px;
    box-shadow:0 4px 14px rgba(16,24,40,.2)}
  .fd-modal{position:fixed;inset:0;z-index:120;background:rgba(0,0,0,.55);align-items:center;justify-content:center}
  .fd-modal.fd-show{display:flex}
  .fd-modal-box{background:#fff;border-radius:14px;padding:24px;text-align:center;max-width:80%}
  .fd-modal-box img{width:180px;height:180px;margin:0 auto 12px}
  .fd-modal-x{position:absolute;top:10px;right:14px;background:transparent;border:0;font-size:28px;color:#666;cursor:pointer}
  .fd-showpc{display:none}
  .fd-showmb{display:block}
  /* 细节打磨：卡片图别再按 PC 的 180px 撑（移动两列时只有 ~139 宽，裁切太狠） */
  .fd-cimg,.fd-grid .fd-card img{height:130px}
  /* 页脚原来是 866px 高，压到 ~600 */
  .fd-ftr{padding:32px 0 0}
  .fd-ftr p,.fd-ftr li{font-size:15px;line-height:1.7}
  .fd-ftr h4{font-size:16px;margin-bottom:10px}
  .fd-footcols{gap:16px}
  .fd-ftrbot{margin-top:20px;padding:14px 0}
  .fd-qrbox{padding:14px 0 2px;gap:12px}
  .fd-qrbox img{width:76px;height:76px}
  /* 点击区：标签/分页在手机上要够大 */
  .fd-tagcloud a{padding:9px 15px;font-size:14px}
  .fd-ctags a{padding:9px 15px}
}