/* =====================================================
   湖北融科精密制造 — 企业官网（布局参照客户确认稿）
   深钢蓝工业风 + 橙色强调 #E8782C
   ===================================================== */
:root{
  --ink:#0F1F2E;
  --steel:#24394D;
  --steel-2:#3A536B;
  --blue:#1F5C8B;
  --blue-soft:#E8F0F7;
  --accent:#E8782C;
  --accent-soft:#FBEEDF;
  --paper:#F4F6F8;
  --white:#FFFFFF;
  --line:#D8E0E8;
  --text:#22303C;
  --muted:#5E6F7E;
  --shadow:0 10px 30px rgba(15,31,46,.10);
  --radius:12px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  color:var(--text);background:var(--paper);line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.en{letter-spacing:.04em}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(15,31,46,.96);backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px;
}
.brand{display:flex;align-items:center;gap:10px;color:#fff}
.brand-mark{
  width:36px;height:36px;border-radius:8px;flex:none;
  background:linear-gradient(135deg,var(--blue),#0E3A5E);
  display:grid;place-items:center;color:#fff;
}
.brand-name{font-size:16px;font-weight:700;letter-spacing:.02em;line-height:1.2}
.brand-sub{font-size:10px;color:#9FB2C4;letter-spacing:.08em;display:block;margin-top:1px;font-style:normal}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{color:#C7D4E0;font-size:14px;padding:8px 12px;border-radius:8px;transition:color .2s,background .2s;white-space:nowrap}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.main-nav a.active{color:#fff;background:rgba(31,92,139,.85)}
.nav-toggle{display:none;color:#fff;padding:8px}
.nav-toggle svg{display:block}
.mobile-nav{
  display:none;position:fixed;top:64px;left:0;right:0;z-index:99;
  background:rgba(15,31,46,.99);padding:12px 24px 20px;flex-direction:column;gap:2px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.mobile-nav.open{display:flex}
.mobile-nav a{color:#C7D4E0;font-size:15px;padding:12px 10px;border-radius:8px}
.mobile-nav a.active{color:#fff;background:rgba(31,92,139,.85)}
.mobile-nav a:hover{color:#fff;background:rgba(255,255,255,.08)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.55}
.hero-grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse at center,black 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at center,black 30%,transparent 75%);
}
.hero-inner{
  position:relative;max-width:1200px;margin:0 auto;padding:96px 24px 84px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.2em;color:#8FBFE6;
  border:1px solid rgba(143,191,230,.35);border-radius:999px;padding:6px 16px;margin-bottom:22px;
}
.hero-kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.hero h1{font-size:clamp(30px,4.6vw,52px);font-weight:900;line-height:1.18;letter-spacing:.01em}
.hero h1 .hl{color:var(--accent)}
.hero-desc{margin-top:20px;font-size:16px;color:#C7D4E0;max-width:560px}
.hero-cta{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:10px;
  font-size:15px;font-weight:600;transition:transform .2s,box-shadow .2s,background .2s;border:0;cursor:pointer;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#D66A1E;transform:translateY(-2px);box-shadow:0 8px 24px rgba(232,120,44,.35)}
.btn-ghost{border:1px solid rgba(255,255,255,.45);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);transform:translateY(-2px)}
.hero-cards{display:grid;gap:14px}
.hero-card{
  background:rgba(15,31,46,.55);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:18px 20px;backdrop-filter:blur(6px);
  display:flex;gap:14px;align-items:flex-start;
}
.hero-card .num{font-family:Georgia,"Times New Roman",serif;font-size:26px;font-weight:700;color:var(--accent);line-height:1}
.hero-card h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:3px}
.hero-card p{font-size:13px;color:#A9BCCE}

/* ===== 通用区块 ===== */
.section{padding:72px 0}
.section.alt{background:var(--white)}
.section-head{max-width:640px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;font-weight:700;letter-spacing:.22em;color:var(--blue);text-transform:uppercase}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--accent)}
.section-head.center .eyebrow::after{content:"";width:26px;height:2px;background:var(--accent)}
.section-title{font-size:clamp(24px,3.2vw,36px);font-weight:900;color:var(--ink);margin-top:12px;line-height:1.25}
.section-sub{margin-top:12px;color:var(--muted);font-size:15px}
.more-link{display:inline-flex;align-items:center;gap:6px;color:var(--blue);font-weight:600;font-size:14px;margin-top:14px;transition:gap .2s}
.more-link:hover{gap:10px}

/* ===== 能力概览 ===== */
.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cap-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 22px;transition:transform .25s,box-shadow .25s,border-color .25s;position:relative;overflow:hidden;
}
.cap-card::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent);transform:scaleY(0);transform-origin:top;transition:transform .25s}
.cap-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--blue)}
.cap-card:hover::after{transform:scaleY(1)}
.cap-ico{width:52px;height:52px;border-radius:12px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;margin-bottom:18px}
.cap-card h3{font-size:18px;font-weight:700;color:var(--ink)}
.cap-card p{font-size:13.5px;color:var(--muted);margin-top:8px}
.cap-tag{display:inline-block;margin-top:14px;font-size:12px;color:var(--blue);font-weight:600;cursor:pointer}

/* ===== 关于摘要 ===== */
.about-split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-media{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.about-media img{width:100%;height:460px;object-fit:cover}
.about-float{
  position:absolute;left:20px;bottom:20px;right:20px;
  background:rgba(15,31,46,.82);backdrop-filter:blur(6px);color:#fff;
  border-radius:12px;padding:16px 20px;display:flex;gap:26px;flex-wrap:wrap;
}
.about-float .it b{font-family:Georgia,serif;font-size:24px;color:var(--accent);display:block;line-height:1.1}
.about-float .it span{font-size:12px;color:#A9BCCE}
.about-copy h3{font-size:22px;font-weight:700;color:var(--ink);margin-top:16px}
.about-copy p{margin-top:14px;color:var(--muted);font-size:15px;text-align:justify}
.about-list{margin-top:22px;display:grid;gap:12px}
.about-list li{list-style:none;display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--text)}
.about-list li svg{flex:none;margin-top:2px;color:var(--accent)}
.about-copy .btn{margin-top:28px}

/* ===== 产品板块 ===== */
.prod-block{margin-bottom:22px}
.prod-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 26px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px;
}
.prod-head h3{font-size:20px;font-weight:700;color:var(--ink)}
.prod-head .go{color:var(--blue);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:gap .2s}
.prod-head .go:hover{gap:10px}
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.prod-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .25s,box-shadow .25s}
.prod-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.prod-card .ph{height:190px;overflow:hidden;position:relative;background:var(--blue-soft)}
.prod-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.prod-card:hover .ph img{transform:scale(1.06)}
.prod-card .body{padding:16px 20px 20px}
.prod-card h4{font-size:15.5px;font-weight:700;color:var(--ink)}
.prod-card p{font-size:13px;color:var(--muted);margin-top:6px}

/* ===== 图库卡片（分类列表/新闻） ===== */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.gallery-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .25s,box-shadow .25s}
.gallery-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.gallery-card .ph{height:220px;overflow:hidden;background:var(--blue-soft)}
.gallery-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gallery-card:hover .ph img{transform:scale(1.06)}
.gallery-card .body{padding:18px 20px}
.gallery-card h4{font-size:16px;font-weight:700;color:var(--ink)}
.gallery-card p{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.7}
.gallery-card .date{display:block;margin-top:12px;font-size:12px;color:var(--blue);font-weight:600}

/* ===== 设备 ===== */
.equip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.equip-card{border-radius:var(--radius);overflow:hidden;position:relative;height:230px;color:#fff;background:var(--steel)}
.equip-card img{width:100%;height:100%;object-fit:cover}
.equip-card .ov{
  position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,31,46,0) 30%,rgba(15,31,46,.92) 100%);
  display:flex;align-items:flex-end;padding:20px;
}
.equip-card h4{font-size:17px;font-weight:700}
.equip-card p{font-size:12.5px;color:#B9CBDC;margin-top:3px}
.equip-tags{margin-top:48px;display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.equip-tags span{font-size:13px;color:var(--steel);background:var(--blue-soft);padding:8px 18px;border-radius:999px;border:1px solid #C9DCEB}

/* ===== 技术资料 ===== */
.tech-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.tech-item{
  background:var(--white);border:1px solid var(--line);border-radius:10px;
  padding:16px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  transition:border-color .2s,box-shadow .2s;
}
.tech-item:hover{border-color:var(--blue);box-shadow:0 4px 16px rgba(31,92,139,.12)}
.tech-item .t{font-size:14.5px;font-weight:600;color:var(--ink);display:flex;align-items:center;gap:10px}
.tech-item .t::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--accent);flex:none}
.tech-item .d{font-size:12px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}

/* ===== 联系 CTA ===== */
.cta{
  background:linear-gradient(120deg,var(--ink),#12314D 60%,#0E3A5E);
  color:#fff;border-radius:18px;padding:56px;position:relative;overflow:hidden;
}
.cta::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:44px 44px;
}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta h3{font-size:clamp(22px,3vw,32px);font-weight:900}
.cta p{margin-top:10px;color:#B9CBDC;font-size:15px;max-width:520px}
.cta .btn{flex:none}
.cta .phone{color:var(--accent);font-weight:800}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:#9FB2C4;padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-grid h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-grid a,.footer-grid li{display:block;font-size:13.5px;margin-bottom:10px;color:#9FB2C4;transition:color .2s;list-style:none}
.footer-grid a:hover{color:#fff}
.footer-brand p{font-size:13.5px;margin-top:12px;line-height:1.8}
.footer-bottom{margin-top:24px;font-size:12.5px;color:#75889B;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer-bottom a:hover{color:#fff}

/* ===== 页头 banner（子页） ===== */
.page-hero{background:var(--ink);color:#fff;position:relative;overflow:hidden;padding:64px 0 56px}
.page-hero .bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.28}
.page-hero .grid{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:48px 48px}
.page-hero .container{position:relative}
.crumb{font-size:12.5px;color:#8FBFE6;margin-bottom:12px;letter-spacing:.05em}
.crumb b{color:#fff}
.crumb a:hover{color:#fff}
.page-hero h1{font-size:clamp(26px,4vw,42px);font-weight:900}
.page-hero p{margin-top:12px;color:#C7D4E0;font-size:15px;max-width:680px}

/* ===== 分类筛选 ===== */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.filter-bar a{
  font-size:14px;color:var(--steel);background:var(--white);
  padding:9px 22px;border-radius:999px;border:1px solid var(--line);transition:all .2s;
}
.filter-bar a:hover{border-color:var(--blue);color:var(--blue)}
.filter-bar a.on{background:var(--accent);border-color:var(--accent);color:#fff}

/* ===== 详情页 ===== */
.detail-wrap{max-width:860px;margin:0 auto;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:40px 46px}
.detail-head{border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:26px;text-align:center}
.detail-head h1{font-size:clamp(20px,3vw,27px);font-weight:800;color:var(--ink);line-height:1.5}
.detail-head .meta{color:var(--muted);font-size:13px;margin-top:10px}
.detail-img{max-width:640px;margin:0 auto 26px;border-radius:12px;overflow:hidden;background:var(--blue-soft)}
.detail-content{font-size:15.5px;color:var(--text);line-height:1.95;text-align:justify}
.detail-content img{border-radius:10px;margin:12px auto}
.detail-back{display:inline-flex;align-items:center;gap:6px;margin-top:28px;color:var(--blue);font-weight:600;font-size:14px}

/* ===== 分页 ===== */
.pager{display:flex;gap:8px;justify-content:center;margin-top:44px;flex-wrap:wrap}
.pager a,.pager span{min-width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--line);background:var(--white);font-size:14px;padding:0 14px;color:var(--steel)}
.pager .on{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:700}

/* ===== 联系页 ===== */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px}
.contact-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  display:flex;gap:16px;align-items:flex-start;margin-bottom:16px;
}
.contact-card .ic{width:46px;height:46px;border-radius:10px;flex:none;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center}
.contact-card h4{font-size:13px;color:var(--muted);font-weight:600}
.contact-card p{font-size:16px;font-weight:700;color:var(--ink);margin-top:3px}
.contact-card p.small{font-size:14px;font-weight:500;color:var(--steel)}
.form-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:32px}
.form-card h3{font-size:20px;font-weight:800;color:var(--ink)}
.form-card .sub{font-size:13.5px;color:var(--muted);margin-top:6px;margin-bottom:24px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--steel);margin-bottom:8px}
.field input,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:10px;padding:12px 14px;
  font-family:inherit;font-size:14.5px;color:var(--ink);background:var(--paper);
  transition:border-color .2s,box-shadow .2s;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(31,92,139,.14);background:#fff}
.field textarea{min-height:120px;resize:vertical}
.form-msg{display:none;margin-top:16px;padding:14px 16px;border-radius:10px;font-size:14px;font-weight:600;background:var(--accent-soft);color:#B35514;border:1px solid #F3D3B2}
.form-msg.show{display:block}

/* ===== 公司简介页 ===== */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feat-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:30px 24px;text-align:center;transition:transform .25s,box-shadow .25s}
.feat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.feat-card .ic{width:56px;height:56px;margin:0 auto 16px;border-radius:14px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center}
.feat-card h3{font-size:17px;font-weight:700;color:var(--ink)}
.feat-card p{font-size:13.5px;color:var(--muted);margin-top:8px}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:step}
.step{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px 18px;text-align:center;position:relative}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:Georgia,serif;font-size:34px;font-weight:700;color:var(--blue-soft);display:block;line-height:1;
}
.step h4{font-size:15px;font-weight:700;color:var(--ink);margin-top:10px}
.step p{font-size:12.5px;color:var(--muted);margin-top:6px}
.org-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.org-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-align:center}
.org-card .ic{margin:0 auto 12px;color:var(--blue)}
.org-card h4{font-size:15px;font-weight:700;color:var(--ink)}
.org-card p{font-size:12.5px;color:var(--muted);margin-top:6px}

/* ===== 动画 ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ===== 响应式 ===== */
@media (max-width:960px){
  .main-nav{display:none}
  .nav-toggle{display:block}
  .hero-inner{grid-template-columns:1fr;padding:64px 24px}
  .about-split,.contact-grid{grid-template-columns:1fr}
  .cap-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid,.gallery-grid,.equip-grid{grid-template-columns:repeat(2,1fr)}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
  .org-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .detail-wrap{padding:30px 26px}
}
@media (max-width:600px){
  .section{padding:52px 0}
  .cap-grid,.prod-grid,.gallery-grid,.equip-grid,.feat-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .org-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta{padding:36px 26px}
  .about-media img{height:340px}
  .equip-card{height:200px}
  .tech-grid{grid-template-columns:1fr}
  .hero-inner{padding:52px 20px}
  .contact-card{padding:18px}
  .detail-wrap{padding:24px 18px}
}