:root{--blue:#173e8f;--blue2:#0d2b69;--gold:#efb91c;--ink:#1e293b;--muted:#64748b;--line:#e6e8ec;--olive:#969b8b;--bg:#f7f8fa}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.7}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.container{width:min(1180px,calc(100% - 36px));margin:auto}.topbar{background:var(--olive);color:#fff;font-size:13px}.topbar-inner{height:34px;display:flex;align-items:center;justify-content:space-between}.top-links{display:flex;gap:14px;align-items:center;opacity:.96}.site-header{background:#fff;box-shadow:0 1px 0 rgba(0,0,0,.06);position:relative;z-index:20}.header-grid{display:grid;grid-template-columns:390px 1fr;min-height:92px;align-items:stretch}.brand{display:flex;gap:14px;align-items:center;padding-right:20px}.brand img{width:95px;height:64px;object-fit:contain}.brand b{display:block;color:var(--blue2);font-size:18px}.brand small{display:block;color:#64748b;font-size:10px;letter-spacing:.03em}.main-nav{display:grid;grid-template-columns:repeat(6,1fr);align-items:stretch}.main-nav a{display:flex;align-items:center;justify-content:center;background:var(--blue);color:#fff;font-weight:600;border-left:1px solid rgba(255,255,255,.15);transition:.2s}.main-nav a:hover,.main-nav a.active{background:#fff;color:var(--blue);box-shadow:inset 0 -4px var(--gold)}.nav-toggle{display:none}.hero{height:520px;position:relative;overflow:hidden;background:#0e1e38}.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity .7s;display:flex;align-items:center}.hero-slide.active{opacity:1;z-index:1}.hero-copy{color:#fff}.hero-copy .eyebrow,.section-title span,.page-heading span{font-weight:700;letter-spacing:.18em;font-size:12px;color:var(--gold)}.hero-copy h1{max-width:760px;margin:.4rem 0 1rem;font-size:50px;line-height:1.18;text-shadow:0 2px 18px rgba(0,0,0,.25)}.hero-copy p{max-width:720px;font-size:18px}.hero-dots{position:absolute;bottom:20px;z-index:3;left:50%;transform:translateX(-50%);display:flex;gap:8px}.hero-dots button{width:10px;height:10px;border:0;border-radius:50%;background:#fff;opacity:.6}.hero-dots button.active{background:var(--gold);opacity:1}.section{padding:72px 0}.section-title{text-align:center;margin-bottom:34px}.section-title h2,.page-heading h1{font-size:32px;margin:4px 0}.section-title.light h2{color:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--blue);color:#fff;border:0;border-radius:3px;padding:11px 24px;font-weight:600;cursor:pointer}.btn:hover{background:var(--blue2)}.btn-gold{background:var(--gold);color:#172033}.btn-small{padding:7px 14px;font-size:13px}.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center}.intro-copy .lead{font-size:17px;color:#475569}.intro-photo img{height:390px;width:100%;object-fit:cover;border-radius:4px;box-shadow:0 16px 44px rgba(15,23,42,.18)}.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:24px 0}.stats div{background:var(--bg);padding:18px;border-left:4px solid var(--gold)}.stats b{display:block;font-size:22px;color:var(--blue)}.stats span{color:var(--muted);font-size:13px}.dark-section{background:linear-gradient(rgba(6,18,40,.9),rgba(6,18,40,.9)),url('../../uploads/seed/factory_env_4.webp') center/cover fixed}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.service-card{background:#fff;border-radius:4px;overflow:hidden;transition:.2s}.service-card:hover{transform:translateY(-4px)}.service-card img{height:165px;width:100%;object-fit:cover}.service-card div{padding:18px}.service-card h3{margin:0;color:var(--blue)}.service-card p{color:#64748b;font-size:13px;margin:.4rem 0 0}.gallery-grid,.page-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.gallery-item,.page-gallery figure{margin:0;position:relative;background:#f6f6f6;overflow:hidden}.gallery-item img,.page-gallery img{width:100%;height:235px;object-fit:cover;transition:.3s}.gallery-item:hover img{transform:scale(1.03)}.gallery-item span,.page-gallery figcaption{display:block;padding:8px 10px;color:#475569;font-size:13px;background:#fff}.videos-section{background:#f5f7fa}.video-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.video-card{background:#fff;display:grid;grid-template-columns:45% 55%;box-shadow:0 4px 18px rgba(15,23,42,.08)}.video-poster,.video-player{position:relative;min-height:220px;background:#0f172a}.video-poster img{width:100%;height:100%;object-fit:cover}.video-player video{display:block;width:100%;height:100%;min-height:220px;max-height:420px;object-fit:contain;background:#0f172a}.play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:54px;height:54px;display:grid;place-items:center;border-radius:50%;background:rgba(255,255,255,.88);color:var(--blue);font-size:20px}.video-body{padding:24px}.video-body h3{margin-top:0}.video-empty{display:inline-block;padding:7px 10px;background:#eef2f7;color:#64748b;font-size:13px}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.product-card{border:1px solid var(--line);background:#fff;transition:.2s}.product-card:hover{box-shadow:0 12px 26px rgba(15,23,42,.11);transform:translateY(-3px)}.product-card img{height:230px;width:100%;object-fit:contain;background:#f7f7f7;padding:8px}.product-card div{padding:18px}.product-card small{color:var(--gold);font-weight:700}.product-card h3{margin:3px 0;color:var(--blue)}.product-card p{margin:0;color:#64748b;font-size:14px}.center{text-align:center;margin-top:30px}.partners{background:#f8fafc}.partner-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.partner-item{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);padding:14px;min-height:85px}.partner-item img{width:94px;height:52px;object-fit:contain}.partner-item span{font-size:13px;color:#475569}.footer-nav{background:#fff;border-top:1px solid var(--line)}.footer-nav .container{display:flex;justify-content:space-around;padding:24px 0}.footer-nav a:hover{color:var(--blue)}.footer-main{background:var(--olive);color:#fff}.footer-inner{min-height:108px;display:flex;align-items:center;justify-content:center;gap:22px;font-size:13px}.footer-inner img{width:85px;height:58px;object-fit:contain;background:#fff;border-radius:3px}.breadcrumb{background:#f8f8f8;color:#6b7280;border-bottom:1px solid #eee}.breadcrumb .container{padding:15px 0;font-size:13px}.content-layout{display:grid;grid-template-columns:235px 1fr;gap:42px;align-items:start}.side-menu{border:1px solid #eee;position:sticky;top:20px}.side-menu h3{margin:0;background:#b5b6b5;color:#fff;font-size:22px;padding:18px 20px;font-weight:500}.side-menu a{display:block;padding:12px 18px;border-bottom:1px solid #f0f0f0;color:#475569}.side-menu a:hover,.side-menu a.active{color:var(--blue);background:#f6f8fd}.page-heading{margin-bottom:28px;border-bottom:1px solid var(--line);padding-bottom:12px}.page-heading h1{text-align:left}.rich-content{font-size:15px}.rich-content h2{color:var(--blue);font-size:24px;margin-top:38px;border-left:4px solid var(--gold);padding-left:12px}.rich-content h3{color:#334155}.rich-content table{width:100%;border-collapse:collapse;margin:18px 0;font-size:13px;display:block;overflow-x:auto}.rich-content th,.rich-content td{border:1px solid #dfe3e8;padding:9px 10px;vertical-align:top;min-width:95px}.rich-content th{background:#edf2fa;color:var(--blue)}.rich-content blockquote{background:#f7f8fa;border-left:4px solid var(--gold);margin:20px 0;padding:14px 18px}.rich-content img{margin:16px auto;max-height:650px;object-fit:contain}.quality-org-chart{margin:22px 0 30px;background:#f8fafc;border:1px solid var(--line);padding:14px}.quality-org-chart img{width:100%;max-height:none;margin:0 auto}.quality-org-chart figcaption{text-align:center;color:#64748b;font-size:13px;padding:10px 8px 0}.quality-role-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:18px 0 28px}.quality-role{border:1px solid var(--line);border-top:3px solid var(--blue);padding:18px;background:#fff}.quality-role h3{margin:0 0 8px;color:var(--blue)}.quality-role b{color:var(--gold)}.quality-role p{margin:5px 0;color:#475569}.quality-role.manager{grid-column:1/-1;border-top-color:var(--gold);background:#f8fafc}.page-gallery{margin-top:34px}.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:center}.product-cover img{width:100%;height:430px;object-fit:contain;background:#f7f7f7}.product-meta h1{font-size:36px;color:var(--blue);margin:.4rem 0}.product-meta small{color:var(--gold);font-weight:bold}.product-content{margin-top:50px}.article-list{display:grid;gap:18px}.article-list>a{display:grid;grid-template-columns:260px 1fr;border:1px solid var(--line);background:#fff}.article-list img{width:100%;height:180px;object-fit:cover}.article-list div{padding:20px}.article-list h2{margin:2px 0;color:var(--blue)}.article-detail{max-width:920px}.article-detail h1{font-size:38px}.article-summary{font-size:18px;color:#64748b;border-left:4px solid var(--gold);padding-left:16px}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px}.contact-card,.contact-form{border:1px solid var(--line);padding:28px}.contact-card h2,.contact-form h2{margin-top:0;color:var(--blue)}.exterior-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}.exterior-grid img{height:190px;width:100%;object-fit:cover}.contact-form label{display:block;margin-bottom:15px;color:#475569;font-size:14px}.contact-form input,.contact-form textarea{width:100%;border:1px solid #d7dce3;padding:10px 12px;margin-top:5px;font:inherit}.form-two{display:grid;grid-template-columns:1fr 1fr;gap:12px}.notice{padding:10px 12px;margin-bottom:15px}.success{background:#eaf8ef;color:#176b37}.error{background:#fff0f0;color:#a62b2b}.hp{position:absolute!important;left:-9999px!important}@media(max-width:900px){.header-grid{display:flex;align-items:center;min-height:78px}.brand{flex:1}.brand b{font-size:15px}.brand small{display:none}.nav-toggle{display:block;border:0;background:var(--blue);color:#fff;font-size:22px;padding:8px 12px}.main-nav{display:none;position:absolute;left:0;right:0;top:78px;grid-template-columns:1fr;background:var(--blue)}.main-nav.open{display:grid}.main-nav a{padding:12px}.hero{height:430px}.hero-copy h1{font-size:34px}.intro-grid,.contact-grid,.product-detail,.content-layout{grid-template-columns:1fr}.side-menu{position:static}.service-grid{grid-template-columns:repeat(2,1fr)}.product-grid,.gallery-grid,.page-gallery,.partner-grid{grid-template-columns:repeat(2,1fr)}.video-card{grid-template-columns:1fr}.footer-nav .container{flex-wrap:wrap;gap:16px}.footer-inner{padding:20px 0}.top-links{display:none}}@media(max-width:560px){.quality-role-grid{grid-template-columns:1fr}.container{width:min(100% - 24px,1180px)}.topbar-inner{height:28px}.brand img{width:70px}.hero{height:390px}.hero-copy h1{font-size:28px}.section{padding:48px 0}.stats,.service-grid,.product-grid,.gallery-grid,.page-gallery,.partner-grid,.form-two,.exterior-grid{grid-template-columns:1fr}.video-grid{grid-template-columns:1fr}.product-card img{height:200px}.article-list>a{grid-template-columns:1fr}.footer-inner{align-items:flex-start}.footer-contact{margin-top:4px}}