:root{
  --ink:#14202B; --ink2:#2A3A4A; --paper:#F5F4F0; --card:#fff;
  --line:#E3E1DA; --mut:#5C6672; --acc:#E8622C; --accd:#C94E1D; --steel:#3E5C76;
  --green:#2E7D4F;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Noto Sans SC","Microsoft YaHei",-apple-system,sans-serif;background:var(--paper);color:var(--ink);line-height:1.6;font-size:15px;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font-family:inherit;font-size:16px}
a{color:inherit;text-decoration:none;cursor:pointer}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}

.topbar{background:var(--ink);color:#c9d2db;font-size:12.5px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:36px}
.topbar b{color:#fff;font-weight:500}

.nav{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav .wrap{display:flex;align-items:center;height:64px;gap:26px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:19px;cursor:pointer}
.logo .mark{width:34px;height:34px;background:var(--ink);border-radius:7px;display:grid;place-items:center}
.logo small{font-size:10px;color:var(--mut);font-weight:400;display:block;letter-spacing:1px}
.menu{display:flex;gap:22px;font-size:15px;font-weight:500}
.menu a{color:var(--ink2);padding:6px 2px;border-bottom:2px solid transparent}
.menu a:hover,.menu a.active{color:var(--acc);border-color:var(--acc)}
.nav-cta{margin-left:auto;display:flex;align-items:center;gap:14px}
.nav-phone{font-size:12px;color:var(--mut);text-align:right;line-height:1.3}
.nav-phone b{display:block;font-size:15px;color:var(--ink)}
.btn{display:inline-block;padding:10px 20px;border-radius:6px;font-weight:700;font-size:14px;cursor:pointer;border:none;transition:.15s}
.btn-acc{background:var(--acc);color:#fff}.btn-acc:hover{background:var(--accd)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-line{background:#fff;color:var(--acc);border:1.5px solid var(--acc)}.btn-line:hover{background:#FDF0E9}
.btn-green{background:var(--green);color:#fff}
.btn-sm{padding:7px 14px;font-size:13px}

.hero{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:38px 38px}
.hero .wrap{position:relative;padding:60px 20px 64px}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:3px;color:#8FB4D0;border:1px solid rgba(143,180,208,.4);padding:5px 14px;border-radius:30px;margin-bottom:20px}
.hero h1{font-size:40px;line-height:1.25;font-weight:900;max-width:760px}
.hero h1 em{color:var(--acc);font-style:normal}
.hero p.sub{margin-top:16px;font-size:15.5px;color:#B8C2CC;max-width:640px;line-height:1.8}
.searchbar{margin-top:26px;background:#fff;border-radius:10px;padding:7px;display:flex;max-width:640px;box-shadow:0 12px 40px rgba(0,0,0,.3)}
.searchbar input{flex:1;border:none;outline:none;padding:12px 16px}
.searchbar button{background:var(--acc);color:#fff;border:none;border-radius:7px;padding:0 26px;font-weight:700;cursor:pointer}
.hero-cta{margin-top:22px;display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{margin-top:34px;display:flex;gap:38px;flex-wrap:wrap}
.hstat .n{font-size:26px;font-weight:900}.hstat .n span{color:var(--acc)}
.hstat .l{font-size:13px;color:#9AA6B2}

section{padding:52px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:24px;gap:16px;flex-wrap:wrap}
.sec-head h2{font-size:25px;font-weight:900}
.sec-head h2::before{content:"";display:inline-block;width:5px;height:22px;background:var(--acc);border-radius:3px;margin-right:11px;vertical-align:-3px}
.sec-head .more{font-size:14px;color:var(--mut)}.sec-head .more:hover{color:var(--acc)}

.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.cat{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px;cursor:pointer;transition:.15s}
.cat:hover{border-color:var(--acc);transform:translateY(-2px);box-shadow:0 8px 24px rgba(20,32,43,.08)}
.cat .ic{width:42px;height:42px;border-radius:9px;background:#FDF0E9;display:grid;place-items:center;margin-bottom:12px}
.cat .ic svg{width:23px;height:23px;stroke:var(--acc)}
.cat h3{font-size:15.5px;font-weight:700;margin-bottom:5px}
.cat p{font-size:12.5px;color:var(--mut);line-height:1.5}
.cat .meta{margin-top:10px;font-size:12px;color:var(--steel)}

/* 文章正文排版 */
.art-body p{margin:0 0 14px 0}
.art-body p:last-child{margin-bottom:0}
.art-body strong{color:var(--ink)}
.art-body br{line-height:1.5}
.art-body h2,.art-body h3{font-size:18px;font-weight:900;margin:20px 0 10px;color:var(--ink)}
.art-body ul,.art-body ol{margin:0 0 14px 20px}
.art-body li{margin-bottom:6px}
.home-cats{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.hcat{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px 20px}
.hcat-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}
.hcat-name{font-size:17px;font-weight:900;color:var(--ink)}
.hcat-name:hover{color:var(--acc)}
.hcat-cnt{font-size:12px;color:var(--steel);background:#EDF2F6;padding:2px 9px;border-radius:4px}
.hcat-mat{font-size:12px;color:var(--mut);margin-bottom:12px}
.hcat-subs{display:flex;flex-wrap:wrap;gap:7px}
.hcat-subs a{font-size:13px;color:var(--ink2);background:#FAF9F6;border:1px solid var(--line);padding:5px 12px;border-radius:6px}
.hcat-subs a:hover{border-color:var(--acc);color:var(--acc);background:#FDF0E9}

.factory-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.fcard{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px;display:flex;flex-direction:column}
.fcard .ftop{display:flex;justify-content:space-between;align-items:flex-start;gap:8px;margin-bottom:10px}
.fcard .fname{font-size:16px;font-weight:700;line-height:1.3}
.fcard .region{flex-shrink:0;font-size:12px;color:var(--steel);background:#EDF2F6;padding:3px 8px;border-radius:4px}
.fcard .main{font-size:13.5px;color:var(--mut);margin-bottom:10px}
.fcard .cats{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.fcard .cats span{font-size:11.5px;color:var(--acc);background:#FDF0E9;padding:2px 9px;border-radius:4px;cursor:pointer}
.fcard .tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto}
.fcard .tags span{font-size:11.5px;color:var(--mut);border:1px solid var(--line);padding:2px 8px;border-radius:4px}

.filter-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:18px}
.filter-row .flabel{font-size:13px;color:var(--mut)}
.chip{font-size:13px;padding:6px 14px;border:1px solid var(--line);border-radius:20px;background:#fff;cursor:pointer}
.chip:hover{border-color:var(--acc);color:var(--acc)}
.chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}

.dir-cta{margin-top:22px;background:var(--ink);color:#fff;border-radius:10px;padding:24px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.dir-cta h3{font-size:18px;font-weight:700;margin-bottom:5px}
.dir-cta p{font-size:13.5px;color:#B8C2CC}

.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.app{position:relative;height:140px;border-radius:10px;overflow:hidden;background:var(--ink);display:flex;align-items:flex-end;padding:18px;cursor:pointer}
.app::after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 30%,rgba(20,32,43,.85))}
.app .at{position:relative;z-index:2;color:#fff}
.app .at h4{font-size:16.5px;font-weight:700}
.app .at span{font-size:12px;color:#B8C2CC}
.app:hover{outline:2px solid var(--acc)}

.ptable{width:100%;border-collapse:collapse;table-layout:fixed;background:#fff;border-radius:10px;overflow:hidden}
.ptable th,.ptable td{padding:13px 20px;text-align:left;border-bottom:1px solid var(--line)}
.ptable thead{background:#FAF9F6}
.ptable th{font-size:13.5px}
.ptable td{font-size:14px}

.bottom-cta{background:linear-gradient(135deg,#14202B,#24384A);color:#fff;border-radius:14px;padding:44px 36px;text-align:center}
.bottom-cta h2{font-size:28px;font-weight:900;margin-bottom:10px}
.bottom-cta p{color:#B8C2CC;max-width:560px;margin:0 auto 24px;font-size:14.5px}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

footer{background:var(--ink);color:#8A96A2;margin-top:40px;padding:40px 0 22px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.foot-grid h5{color:#fff;font-size:14px;margin-bottom:12px}
.foot-grid a{display:block;font-size:13px;padding:4px 0;color:#9AA6B2}
.foot-grid a:hover{color:var(--acc)}
.foot-grid p{font-size:13px;line-height:1.8}
.copy{border-top:1px solid rgba(255,255,255,.1);margin-top:28px;padding-top:16px;font-size:12px;color:#6B7682;text-align:center}

.float-bar{position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:60;display:flex;flex-direction:column;gap:8px}
.float-bar a{width:50px;height:50px;background:#fff;border:1px solid var(--line);border-radius:9px;display:grid;place-items:center;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.1);font-size:11px;color:var(--mut);text-align:center;line-height:1.2}
.float-bar a:hover{background:var(--acc);color:#fff;border-color:var(--acc)}
.float-bar a svg{width:21px;height:21px}

.breadcrumb{font-size:13px;color:var(--mut);padding:18px 0}.breadcrumb b{color:var(--ink)}

.form-card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:26px}
.fgroup{margin-bottom:18px}
.fgroup>label{font-size:13.5px;font-weight:500;display:block;margin-bottom:7px}
.fgroup input[type=text],.fgroup input[type=tel],.fgroup select,.fgroup textarea{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:7px;background:#fff}
.fgroup textarea{resize:vertical}
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.check-grid label{display:flex;align-items:center;gap:7px;font-size:14px;background:#FAF9F6;border:1px solid var(--line);border-radius:7px;padding:9px 11px;cursor:pointer}
.check-grid input{width:16px;height:16px}
.req{color:var(--acc)}
.hint{font-size:12.5px;color:var(--mut);margin-top:5px}
.ok-box{background:#EAF5EE;border:1px solid #BFE0CC;border-radius:10px;padding:24px;text-align:center;font-size:15px}
.ok-box b{color:var(--green);font-size:18px;display:block;margin-bottom:8px}

.admin-stat{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:22px}
.astat{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px;text-align:center}
.astat .n{font-size:28px;font-weight:900}.astat .n.warn{color:var(--acc)}
.astat .l{font-size:13px;color:var(--mut)}
.review-item{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px;margin-bottom:14px}
.review-item .rhead{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.review-item .rhead b{font-size:16px}
.review-item .rbody{font-size:13.5px;color:var(--mut);line-height:1.9}
.review-item .rbody .k{color:var(--ink);font-weight:500}
.review-item .racts{margin-top:14px;display:flex;gap:10px}
.empty{text-align:center;padding:50px 20px;color:var(--mut);font-size:14px;background:#fff;border:1px dashed var(--line);border-radius:10px}

.flash{background:#FFF4EC;border:1px solid #F5C9A8;color:#A8431A;border-radius:8px;padding:12px 16px;font-size:14px;margin-bottom:16px}

@media(max-width:900px){
  .menu{display:none}.nav-phone{display:none}
  .hero h1{font-size:29px}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .home-cats{grid-template-columns:1fr}
  .factory-grid,.app-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .check-grid{grid-template-columns:repeat(2,1fr)}
  .admin-stat{grid-template-columns:1fr}
  .float-bar{right:8px}.float-bar a{width:44px;height:44px;font-size:10px}
}
@media(max-width:560px){
  .cat-grid,.factory-grid,.app-grid{grid-template-columns:1fr}
  .hero .wrap{padding:42px 20px}.hero h1{font-size:25px}
  .foot-grid{grid-template-columns:1fr}
  .searchbar{flex-direction:column;gap:6px}.searchbar button{padding:12px}
}