:root{
  --c-primary:#1b3a2a;
  --c-primary-dark:#1b3a2a;
  --font:'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
  --green:#1b3a2a;
  --green2:#234835;
  --green-deep:#142c20;
  --orange:#ff7b29;
  --text:#e8efe9;
  --muted:#9fb5a8;
  --sidebar-w:230px;
  --maxw:1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Segoe UI","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--green);
  color:var(--text);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-weight:700;line-height:1.25;color:var(--text)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{color:var(--orange);font-weight:700;letter-spacing:.18em;font-size:13px;text-transform:uppercase}

/* ===== 固定侧边导航 ===== */
.sidebar{
  position:fixed;top:0;left:0;
  width:var(--sidebar-w);height:100vh;
  background:var(--green-deep);
  display:flex;flex-direction:column;
  padding:26px 0;
  z-index:60;
  border-right:1px solid rgba(255,123,41,.18);
}
.logo{
  display:flex;align-items:center;gap:11px;
  padding:0 22px 22px;
  border-bottom:1px solid rgba(159,181,168,.14);
  margin-bottom:14px;
}
.logo svg{flex:none}
.logo .lt{font-size:18px;font-weight:700;color:var(--text);line-height:1.15}
.logo .ls{display:block;font-size:10px;letter-spacing:.16em;color:var(--muted);font-weight:600}

.nav{flex:1;display:flex;flex-direction:column;padding-top:8px}
.nav a{
  position:relative;
  padding:14px 22px 14px 22px;
  color:var(--muted);
  font-size:15px;
  font-weight:600;
  border-left:3px solid transparent;
  transition:.2s;
}
.nav a:hover{color:var(--text);background:rgba(35,72,53,.5)}
.nav a.active{
  color:var(--text);
  background:var(--green2);
  border-left:3px solid var(--orange);
}
.nav a .idx{color:var(--orange);font-weight:700;margin-right:10px;font-size:13px}

.side-phone{
  margin-top:auto;
  padding:18px 18px 18px;
}
.side-phone a{
  display:flex;align-items:center;justify-content:center;gap:8px;
  background:var(--orange);
  color:var(--green-deep);
  font-weight:700;
  padding:13px 10px;
  border-radius:6px;
  font-size:15px;
  transition:.2s;
}
.side-phone a:hover{filter:brightness(1.08)}
.side-phone svg{flex:none}

.burger{
  display:none;
  flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;
  background:transparent;border:1px solid rgba(232,239,233,.25);border-radius:6px;
  cursor:pointer;
}
.burger span{display:block;height:2px;background:var(--text);border-radius:2px}

/* ===== 主内容区 ===== */
.content{margin-left:var(--sidebar-w)}
section{padding:62px 0}
.sec-head{display:flex;align-items:center;gap:18px;margin-bottom:34px}
.sec-no{
  color:var(--orange);
  font-size:34px;font-weight:800;line-height:1;
  font-variant-numeric:tabular-nums;
}
.sec-head h2{font-size:26px;white-space:nowrap}
.sec-line{flex:1;height:1px;background:linear-gradient(90deg,var(--orange),rgba(255,123,41,.12))}
.sec-sub{color:var(--muted);font-size:14px;white-space:nowrap}

/* ===== Hero ===== */
.hero{position:relative;height:78vh;min-height:460px;padding:0}
.hero img{width:100%;height:100%;object-fit:cover}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(20,44,32,.92) 0%,rgba(27,58,42,.62) 45%,rgba(20,44,32,.35) 100%);
}
.hero-inner{
  position:absolute;inset:0;z-index:2;
  display:flex;flex-direction:column;justify-content:center;
  max-width:var(--maxw);margin:0 auto;padding:0 28px;
}
.hero-inner .eyebrow{margin-bottom:18px}
.hero h1{font-size:clamp(34px,5vw,58px);max-width:760px;margin-bottom:20px;text-shadow:0 2px 18px rgba(0,0,0,.45)}
.hero p{color:var(--muted);font-size:18px;max-width:560px;margin-bottom:30px}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  background:var(--orange);color:var(--green-deep);
  font-weight:700;font-size:16px;
  padding:14px 28px;border-radius:6px;
  transition:.2s;
}
.btn:hover{filter:brightness(1.1);transform:translateY(-2px)}
.btn.ghost{background:transparent;color:var(--text);border:1.5px solid var(--orange)}
.btn.ghost:hover{background:rgba(255,123,41,.12)}

/* ===== 首页板块 ===== */
.intro{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.intro img{width:100%;height:340px;object-fit:cover;border-radius:10px;border:1px solid rgba(159,181,168,.18)}
.intro .lead{font-size:17px;color:var(--text);margin:16px 0}
.intro .muted{color:var(--muted)}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:6px}
.stat{background:var(--green2);border:1px solid rgba(159,181,168,.14);border-radius:10px;padding:28px 22px}
.stat .num{font-size:46px;font-weight:800;color:var(--orange);line-height:1;font-variant-numeric:tabular-nums}
.stat .num small{font-size:20px;font-weight:700;margin-left:4px}
.stat .lbl{margin-top:10px;color:var(--muted);font-size:14px}

.catgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cat{
  background:var(--green2);border:1px solid rgba(159,181,168,.14);
  border-radius:10px;padding:26px 22px;transition:.2s;
}
.cat:hover{transform:translateY(-4px);border-color:var(--orange)}
.cat .ico{width:46px;height:46px;border-radius:9px;background:rgba(255,123,41,.14);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.cat h3{font-size:18px;margin-bottom:8px}
.cat p{color:var(--muted);font-size:14px}

.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pcard{background:var(--green2);border:1px solid rgba(159,181,168,.14);border-radius:10px;overflow:hidden;transition:.2s}
.pcard:hover{transform:translateY(-4px);border-color:var(--orange)}
.pcard img{width:100%;height:200px;object-fit:cover}
.pcard .body{padding:20px}
.pcard .tag{display:inline-block;color:var(--orange);font-weight:700;font-size:12px;letter-spacing:.05em;margin-bottom:8px}
.pcard h3{font-size:17px;margin-bottom:8px}
.pcard p{color:var(--muted);font-size:14px}

.newslist{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ncard{background:var(--green2);border:1px solid rgba(159,181,168,.14);border-radius:10px;overflow:hidden;transition:.2s}
.ncard:hover{transform:translateY(-4px);border-color:var(--orange)}
.ncard img{width:100%;height:170px;object-fit:cover}
.ncard .body{padding:18px}
.ncard .date{color:var(--orange);font-weight:700;font-size:13px}
.ncard h3{font-size:16px;margin:8px 0}

.cta{background:var(--green-deep);border-top:1px solid rgba(255,123,41,.2);border-bottom:1px solid rgba(255,123,41,.2)}
.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta h2{font-size:28px}
.cta p{color:var(--muted);margin-top:8px}

/* ===== 页脚（在主内容区内） ===== */
.ftr{background:var(--green-deep);padding:54px 0 0}
.ftr .grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:30px}
.ftr .brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;margin-bottom:14px}
.ftr .brand .ls{font-size:10px;letter-spacing:.16em;color:var(--muted);font-weight:600}
.ftr p{color:var(--muted);font-size:14px}
.ftr h4{font-size:15px;margin-bottom:14px;color:var(--text)}
.ftr .col a{display:block;color:var(--muted);font-size:14px;padding:5px 0;transition:.2s}
.ftr .col a:hover{color:var(--orange)}
.ftr .bottom{border-top:1px solid rgba(159,181,168,.14);margin-top:40px;padding:20px 0;text-align:center;color:var(--muted);font-size:13px}

/* ===== 子页通用页头 ===== */
.phead{padding:54px 0 30px;background:var(--green2)}
.phead .crumb{color:var(--muted);font-size:13px;margin-bottom:14px}
.phead .crumb a:hover{color:var(--orange)}
.phead h1{font-size:clamp(28px,4vw,42px)}

/* ===== 产品筛选 ===== */
.pfilter{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.pfilter button{
  background:var(--green2);color:var(--muted);
  border:1px solid rgba(159,181,168,.2);
  padding:10px 20px;border-radius:30px;cursor:pointer;font-size:14px;font-weight:600;transition:.2s;
}
.pfilter button:hover{color:var(--text)}
.pfilter button.on{background:var(--orange);color:var(--green-deep);border-color:var(--orange)}

/* ===== 新闻页 ===== */
.feat{display:grid;grid-template-columns:1.3fr 1fr;gap:24px;margin-bottom:34px}
.feat img{width:100%;height:320px;object-fit:cover;border-radius:10px}
.feat .body{padding:6px 0}
.feat .date{color:var(--orange);font-weight:700;font-size:14px}
.feat h2{font-size:24px;margin:10px 0}
.feat p{color:var(--muted)}
.news-full{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.nrow{display:flex;gap:16px;background:var(--green2);border:1px solid rgba(159,181,168,.14);border-radius:10px;overflow:hidden}
.nrow img{width:150px;height:120px;object-fit:cover;flex:none}
.nrow .body{padding:16px}
.nrow .date{color:var(--orange);font-weight:700;font-size:13px}
.nrow h3{font-size:16px;margin:6px 0}
.nrow p{color:var(--muted);font-size:13px}
.nlist{margin-top:36px}
.nlist li{list-style:none;border-left:2px solid var(--orange);padding:10px 0 10px 18px;margin-bottom:6px}
.nlist li a{display:flex;justify-content:space-between;gap:20px;color:var(--text);font-size:15px}
.nlist li .d{color:var(--muted);font-size:13px;white-space:nowrap}

/* ===== 关于页 ===== */
.about-intro{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.about-intro img{width:100%;height:380px;object-fit:cover;border-radius:10px}
.timeline{margin-top:10px;border-left:2px solid var(--orange);padding-left:26px}
.tl{position:relative;margin-bottom:28px}
.tl::before{content:"";position:absolute;left:-33px;top:4px;width:13px;height:13px;border-radius:50%;background:var(--orange)}
.tl .yr{color:var(--orange);font-weight:800;font-size:18px}
.tl h3{font-size:17px;margin:4px 0}
.tl p{color:var(--muted);font-size:14px}
.equip{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.equip .item{background:var(--green2);border:1px solid rgba(159,181,168,.14);border-radius:10px;padding:24px}
.equip .item .ico{width:44px;height:44px;border-radius:9px;background:rgba(255,123,41,.14);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.equip h3{font-size:17px;margin-bottom:8px}
.equip p{color:var(--muted);font-size:14px}
.certs{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cert{background:var(--green2);border:1px solid rgba(159,181,168,.14);border-radius:10px;padding:22px;text-align:center}
.cert .badge{width:54px;height:54px;margin:0 auto 12px;border-radius:50%;background:rgba(255,123,41,.16);display:flex;align-items:center;justify-content:center}
.cert h4{font-size:15px}
.cert p{color:var(--muted);font-size:13px;margin-top:4px}

/* ===== 联系页 ===== */
.contact{display:grid;grid-template-columns:1fr 1.2fr;gap:40px}
.cinfo .card{background:var(--green2);border:1px solid rgba(159,181,168,.14);border-radius:10px;padding:24px;margin-bottom:18px}
.cinfo .card .ico{width:42px;height:42px;border-radius:9px;background:rgba(255,123,41,.14);display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.cinfo h3{font-size:16px;margin-bottom:6px}
.cinfo p{color:var(--muted);font-size:14px}
.cform{background:var(--green2);border:1px solid rgba(159,181,168,.14);border-radius:10px;padding:30px}
.cform label{display:block;color:var(--muted);font-size:14px;margin:14px 0 6px}
.cform input,.cform textarea,.cform select{
  width:100%;background:var(--green-deep);border:1px solid rgba(159,181,168,.25);
  color:var(--text);padding:12px 14px;border-radius:6px;font-size:15px;font-family:inherit;
}
.cform input:focus,.cform textarea:focus,.cform select:focus{outline:none;border-color:var(--orange)}
.cform textarea{resize:vertical;min-height:110px}
.cform button{margin-top:20px}

/* ===== 响应式 ===== */
@media (max-width:960px){
  .sidebar{
    flex-direction:row;align-items:center;
    width:100%;height:62px;
    padding:0 16px;
    border-right:none;border-bottom:1px solid rgba(255,123,41,.18);
  }
  .logo{padding:0;border:none;margin:0;flex:1}
  .nav{
    position:fixed;top:62px;left:0;right:0;
    flex-direction:column;
    background:var(--green-deep);
    padding:8px 0 14px;
    border-bottom:1px solid rgba(255,123,41,.18);
    display:none;
  }
  .nav.open{display:flex}
  .nav a{border-left:none;border-bottom:1px solid rgba(159,181,168,.1)}
  .nav a.active{border-left:none;background:var(--green2)}
  .side-phone{display:none}
  .burger{display:flex}
  .content{margin-left:0;margin-top:62px}
  .intro,.about-intro,.feat,.contact{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .catgrid,.pgrid,.newslist,.equip,.certs{grid-template-columns:repeat(2,1fr)}
  .news-full{grid-template-columns:1fr}
  .ftr .grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  section{padding:46px 0}
  .wrap{padding:0 18px}
  .stats,.catgrid,.pgrid,.newslist,.equip,.certs,.ftr .grid{grid-template-columns:1fr}
  .hero{height:64vh;min-height:380px}
  .nrow{flex-direction:column}
  .nrow img{width:100%;height:160px}
  .sec-head{flex-wrap:wrap}
  .sec-sub{display:none}
  .cta .wrap{flex-direction:column;align-items:flex-start}
}

/* ===== CMS 共享：列表 / 详情 / 分页 / 表单 ===== */
.cms-page{padding:72px 0;}
.cms-page .container{max-width:1200px;margin:0 auto;padding:0 20px;}
.cms-page .cms-title{font-size:34px;font-weight:800;text-align:center;margin-bottom:8px;}
.cms-page .cms-subtitle{text-align:center;color:#888;margin-bottom:36px;}
.cms-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:26px;}
.cms-card{display:block;background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 8px 26px rgba(0,0,0,.07);transition:.25s;text-decoration:none;color:inherit;}
.cms-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(0,0,0,.12);}
.cms-card img{width:100%;height:200px;object-fit:cover;display:block;}
.cms-card h3{margin:0;padding:18px 18px 4px;font-size:18px;}
.cms-card p{padding:0 18px 18px;color:#777;font-size:14px;margin:0;}
.cms-detail{max-width:860px;margin:0 auto;padding:0 20px;}
.cms-detail img{max-width:100%;border-radius:14px;margin:18px 0;}
.cms-detail h1{font-size:34px;margin:10px 0 6px;}
.cms-detail .lead{color:#888;font-size:16px;}
.cms-content{line-height:1.9;color:#444;margin-top:18px;}
.cms-content img{max-width:100%;}
.cms-back{display:inline-block;margin:8px 0 18px;color:var(--c-primary,#e11d2e);text-decoration:none;font-weight:600;}
.cms-pager{margin:34px 0;text-align:center;}
.cms-pager a,.cms-pager span{padding:8px 14px;margin:0 3px;border-radius:8px;background:#fff;color:#444;text-decoration:none;box-shadow:0 2px 8px rgba(0,0,0,.06);}
.cms-pager .active{background:var(--c-primary,#e11d2e);color:#fff;}
.contact-form{max-width:640px;margin:18px auto 0;display:grid;gap:14px;}
.contact-form input,.contact-form textarea,.contact-form select{
  width:100%;padding:12px 14px;border:1px solid #e3e3e3;border-radius:10px;font-size:15px;font-family:inherit;}
.contact-form textarea{min-height:120px;resize:vertical;}
.btn-primary{background:var(--c-primary,#e11d2e);color:#fff;padding:12px 22px;border-radius:10px;font-weight:700;border:none;cursor:pointer;}
.form-alert{padding:12px 14px;border-radius:10px;margin-bottom:12px;font-size:14px;}
.form-alert-ok{background:#eafaf0;color:#1c7a43;}
.form-alert-err{background:#fdecea;color:#b42318;}
.form-alert-err ul{margin:6px 0 0;padding-left:18px;}
.ve-editable-bg{cursor:pointer;}