:root{--blue:#0b5cad;--deep:#0a1730;--red:#d51f2a;--line:#e7edf4;--bg:#f5f8fc;--text:#1d2b3d;--muted:#6f7d8d}*{box-sizing:border-box}body{margin:0;font-family:Arial,"Microsoft YaHei",sans-serif;color:var(--text);background:#fff}a{text-decoration:none;color:inherit}img{display:block;max-width:100%;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}.wrap{max-width:1260px;margin:auto;padding:0 18px}.mf-top{height:38px;background:#f5f7fa;color:#647282;font-size:13px}.mf-top .wrap{height:38px;display:flex;align-items:center;justify-content:space-between}.mf-top a{color:#647282}.mf-head{background:#fff}.head-row{height:98px;display:flex;align-items:center;justify-content:space-between;gap:28px}.mf-logo b{display:block;color:#0b5cad;font-size:42px;letter-spacing:1px;line-height:.9}.mf-logo em{font-style:normal;color:#273445;font-size:13px}.head-icons{display:flex;gap:18px;color:#506174;font-weight:600}.head-icons span{padding-left:18px;border-left:3px solid var(--blue)}.head-phone{text-align:right}.head-phone small{display:block;color:#7d8997}.head-phone strong{display:block;color:var(--red);font-size:30px;line-height:1.1;margin:2px 0}.mf-nav{height:58px;background:linear-gradient(90deg,#0b5cad,#074b91)}.mf-nav ul{list-style:none;display:flex;margin:0;padding:0}.mf-nav li{position:relative}.mf-nav li>a{display:block;color:#fff;padding:19px 20px;font-weight:700}.mf-nav li.active>a,.mf-nav li:hover>a{background:rgba(0,0,0,.18)}.m-drop{display:none;position:absolute;top:58px;left:0;background:#fff;min-width:230px;box-shadow:0 12px 34px rgba(0,0,0,.18);z-index:50}.m-drop.wide{width:460px;grid-template-columns:1fr 1fr}.mf-nav li:hover .m-drop{display:block}.mf-nav li:hover .m-drop.wide{display:grid}.m-drop a{display:block;padding:13px 18px;border-bottom:1px solid #eef2f6;color:#223044;font-weight:500}.m-drop a:hover{background:#f3f8ff;color:var(--blue)}.hero-pure{height:760px;background:#000;overflow:hidden}.hero-pure img{width:100%;height:100%;object-fit:cover;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}.mf-section{padding:58px 0 !important}.sec-title{text-align:center;margin-bottom:34px}.sec-title h2{font-size:38px;margin:0;color:#142033}.sec-title p{color:#8a95a3;letter-spacing:2px;margin:10px 0 0}.sec-title:after{content:"";display:block;width:52px;height:4px;background:var(--blue);margin:20px auto 0}.power-row{display:grid;grid-template-columns:repeat(5,1fr);background:#fff;box-shadow:0 8px 28px rgba(0,0,0,.08);transform:translateY(-36px);position:relative;z-index:3}.power-row div{padding:28px 20px;text-align:center;border-right:1px solid #edf1f5}.power-row div:last-child{border:0}.power-row b{font-size:42px;color:#0b5cad}.power-row span{display:block;color:#596879;margin-top:8px}.product-tabs{text-align:center;margin-bottom:30px}.product-tabs a{display:inline-block;padding:12px 18px;background:#f3f7fb;border:1px solid #e2eaf2;margin:5px;color:#3c4d60}.product-tabs a:first-child{background:#0b5cad;color:#fff}.product-show{display:grid;grid-template-columns:380px 1fr;gap:28px}.product-left{background:#0b5cad;color:#fff;padding:36px 30px;min-height:420px;display:flex;flex-direction:column;justify-content:space-between}.product-left h3{font-size:34px;margin:0}.product-left p{line-height:1.8;color:#dbeaff}.product-left a{display:inline-block;background:#fff;color:#0b5cad;padding:12px 20px;width:max-content}.product-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.p-card{background:#fff;border:1px solid var(--line);box-shadow:0 8px 24px rgba(0,0,0,.06);padding:18px;transition:.25s}.p-card:hover{transform:translateY(-5px)}.p-card .pic{height:230px;display:flex;align-items:center;justify-content:center;background:#fff}.p-card .pic img{max-height:100%;max-width:100%;object-fit:contain;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}.p-card h3{font-size:20px;margin:18px 0 8px}.p-card p{color:#697586;line-height:1.75;font-size:14px}.blue-area{background:#071427;color:#fff}.blue-area .sec-title h2{color:#fff}.blue-area .sec-title p{color:#9bb2ca}.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.cap-card{background:#0e213b;padding:16px;border:1px solid rgba(255,255,255,.08)}.cap-card .pic{height:190px;overflow:hidden;background:#fff}.cap-card .pic img{width:100%;height:100%;object-fit:cover;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}.cap-card h3{font-size:20px}.cap-card p{color:#b8c8dc;line-height:1.7}.energy{background:#f3f7fb}.energy-box{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}.energy-visual{background:#fff;padding:26px;box-shadow:0 8px 24px rgba(0,0,0,.08)}.energy-visual img{width:100%;height:360px;object-fit:contain;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}.saving-card{background:#fff;padding:34px;box-shadow:0 8px 24px rgba(0,0,0,.08)}.saving-card h3{font-size:34px;margin:0 0 14px}.saving-card strong{font-size:52px;color:var(--red)}.saving-card p{color:#647282;line-height:1.9}.solution-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.solution-card{position:relative;height:220px;overflow:hidden;color:#fff}.solution-card img{width:100%;height:100%;object-fit:cover;filter:brightness(.72);-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}.solution-card b{display:none}.solution-card:after{content:"";position:absolute;inset:0;border:1px solid rgba(255,255,255,.25);margin:10px}.case-area{background:#f3f7fb}.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.case-card{background:#fff;box-shadow:0 8px 24px rgba(0,0,0,.06)}.case-card img{width:100%;height:220px;object-fit:cover;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}.case-card div{padding:18px}.case-card h3{margin:0 0 8px}.case-card p{color:#657386;line-height:1.7}.honor-band{background:#0b5cad;color:#fff}.honor-wrap{display:grid;grid-template-columns:480px 1fr;gap:30px;align-items:center}.honor-wrap h2{font-size:38px;margin:0 0 14px}.certs{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.certs div{height:210px;background:#fff;padding:10px}.certs img{width:100%;height:100%;object-fit:contain;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}.about-home{display:grid;grid-template-columns:1.1fr .9fr;gap:38px;align-items:center}.about-home .factory{height:440px;width:100%;object-fit:cover;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}.about-home h2{font-size:38px;margin:0 0 18px}.about-home p{color:#5e6b7d;line-height:1.9}.brand-mini{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:20px}.brand-mini div{background:#f3f7fb;padding:18px;border-left:4px solid var(--blue)}.news-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:26px}.news-main,.news-side article{background:#fff;border:1px solid var(--line);box-shadow:0 8px 24px rgba(0,0,0,.05)}.news-main img{width:100%;height:260px;object-fit:cover;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}.news-main div,.news-side article{padding:20px}.news-side{display:grid;gap:18px}.news-layout h3{margin:0 0 10px}.news-layout p{color:#667486;line-height:1.8}.inner-banner{display:block;width:100%;margin:0;padding:0;overflow:hidden;line-height:0;font-size:0}.inner-banner img{display:block;width:100%;height:auto;margin:0;padding:0}.inner-title{padding:34px 0;background:#f3f7fb;margin:0;display:block;text-align:center}.inner-title h1{margin:0;font-size:36px}.inner-title p{margin:4px 0 0;color:#8a95a3;font-size:14px;letter-spacing:2px}.hero-block{display:block;width:100%;margin:0;padding:0}.hero-block .inner-banner,.hero-block .inner-title{display:block;margin:0}.case-detail img{display:block;width:100%;height:auto;max-height:500px;object-fit:contain;border-radius:8px;margin-bottom:20px;background:#f5f8fc}.inner-layout{display:grid;grid-template-columns:200px 1fr;gap:34px;padding:58px 18px}.side-cat{background:#fff;border:1px solid var(--line);align-self:start}.side-cat h3{margin:0;background:#0b5cad;color:#fff;padding:18px}.side-cat a{display:block;padding:14px 18px;border-bottom;font-size:13px:1px solid #edf1f5;color:#425064}.inner-content{min-width:0}.product-list .p-row{display:grid;grid-template-columns:140px 1fr;gap:26px;background:#fff;border:1px solid var(--line);margin-bottom:24px;padding:18px}.p-row .pic{height:260px;display:flex;align-items:center;justify-content:center;background:#fff;padding:8px}.p-row .pic img{max-height:100%;max-width:100%;object-fit:contain;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}.p-row p{color:#657386;line-height:1.85}.tag-list span{display:inline-block;background:#f2f7fc;padding:9px 12px;margin:5px;color:#425064}.mf-footer{background:#0a1422;color:#b9c5d3;padding-top:50px}.footer-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:24px}.footer-grid h4{color:#fff}.footer-grid a{display:block;color:#b9c5d3;margin:9px 0}.footer-contact{grid-column:span 2}.footer-contact p{line-height:1.6}.footer-actions a{display:inline-block;background:#0b5cad;color:#fff;padding:10px 14px;margin-right:8px}.copyright{text-align:center;border-top:1px solid #1e2b3b;margin-top:36px;padding:18px;color:#8290a0}.side-tools{position:fixed;right:18px;top:40%;z-index:70}.side-tools a{display:block;background:#d51f2a;color:#fff;padding:12px 16px;margin-bottom:6px}.phone-wrap{position:relative;display:block;margin-bottom:6px}.phone-btn{display:block;background:#d51f2a;color:#fff;padding:12px 16px}.phone-popup{position:absolute;right:100%;top:0;margin-right:10px;background:#fff;padding:12px 20px;border-radius:8px;box-shadow:0 4px 20px rgba(0,0,0,.2);white-space:nowrap;display:none;align-items:center;gap:12px}.phone-popup.show{display:flex}.phone-number{font-size:18px;font-weight:700;color:#d51f2a}
.quote-modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.6);z-index:9999;justify-content:center;align-items:center}
.quote-modal-content{background:#fff;padding:28px;border-radius:12px;width:90%;max-width:420px;position:relative;animation:quoteSlideIn .3s ease}
@keyframes quoteSlideIn{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}
.quote-close{position:absolute;top:12px;right:16px;font-size:24px;cursor:pointer;color:#999}
.quote-close:hover{color:#333}
.quote-modal-content h3{margin:0 0 20px;font-size:20px;color:#222;text-align:center}
.form-row{margin-bottom:14px}
.form-row input,.form-row textarea{width:100%;padding:12px 14px;border:1px solid #e0e0e0;border-radius:6px;font-size:14px;box-sizing:border-box}
.form-row input:focus,.form-row textarea:focus{outline:none;border-color:#0b5cad}
.form-row.dual{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.quote-submit{width:100%;padding:14px;background:#d51f2a;color:#fff;border:none;border-radius:6px;font-size:16px;cursor:pointer;transition:background .3s}
.quote-submit:hover{background:#b91a23}
.quote-success{display:none;text-align:center;padding:30px 20px;color:#0b5cad;font-size:16px}
/* Solution Page Styles - 纯图片网格布局 */
.solution-intro{text-align:center;max-width:900px;margin:0 auto 20px;padding:0 20px}
.solution-intro .solution-desc{font-size:16px;line-height:1.9;color:#5e6b7d}
/* 行业图片网格 */
.industry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.industry-card{display:block;background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.08);text-decoration:none;color:inherit;transition:transform .3s,box-shadow .3s}
.industry-card:hover{transform:translateY(-6px);box-shadow:0 12px 32px rgba(0,0,0,.14)}
.industry-img{display:block;padding:0;overflow:hidden;aspect-ratio:4/3}
.industry-img img{width:100%;height:100%;object-fit:cover;display:block;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges;transition:transform .3s}
.industry-card:hover .industry-img img{transform:scale(1.05)}
.industry-name{text-align:center;padding:18px 16px;font-size:16px;font-weight:600;color:#1d2b3d;background:#fff;border-top:1px solid #f0f4f8}
@media(max-width:1200px){.industry-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){.industry-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.industry-grid{grid-template-columns:repeat(2,1fr);gap:16px}.industry-name{padding:14px 12px;font-size:14px}}
/* Product Detail Page */
.product-detail{display:grid !important;grid-template-columns:480px 1fr !important;gap:48px !important;align-items:start}
.product-gallery{background:#f8fafc;border:1px solid var(--line);border-radius:8px;padding:20px;display:block;min-height:500px;text-align:center;flex:none !important;max-width:none !important}
.product-gallery img{width:100% !important;height:auto;display:block;border-radius:8px;-webkit-image-rendering:optimize-contrast;-moz-image-rendering:crisp-edges;image-rendering:crisp-edges}
.product-content p{margin:12px 0}
.product-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.product-tags span{background:#f3f7fb;border:1px solid #e2eaf2;color:#425064;padding:8px 14px;border-radius:4px;font-size:13px}
.product-cta{display:flex;gap:14px;flex-wrap:wrap}
.btn-primary{display:inline-block;background:var(--blue);color:#fff;padding:14px 32px;border-radius:5px;font-size:16px;font-weight:700;transition:.2s}
.btn-primary:hover{background:#094a8c}
.btn-secondary{display:inline-block;background:#fff;color:var(--blue);border:2px solid var(--blue);padding:13px 30px;border-radius:5px;font-size:16px;font-weight:700;transition:.2s}
.btn-secondary:hover{background:#f0f6ff}
@media(max-width:1000px){.head-icons{display:none}.mf-nav ul{overflow:auto}.hero-pure{height:420px}.power-row,.product-show,.energy-box,.honor-wrap,.about-home,.news-layout,.inner-layout,.product-list .p-row{grid-template-columns:1fr}.product-cards,.cap-grid,.solution-grid,.case-grid,.certs,.footer-grid{grid-template-columns:1fr 1fr}.footer-contact{grid-column:auto}.power-row{transform:none}}@media(max-width:640px){.product-cards,.cap-grid,.solution-grid,.case-grid,.certs,.footer-grid,.brand-mini{grid-template-columns:1fr}.head-row{height:auto;padding:16px 18px;flex-wrap:wrap}.mf-nav li>a{padding:14px 16px}.hero-pure{height:300px}.product-detail{grid-template-columns:1fr !important;gap:20px !important}.product-gallery{min-height:auto;padding:12px}.product-info{padding:0 16px !important}}


/* PC端隐藏底部导航栏，只保留联系信息 */
.footer-nav-col { display:none !important; }
.footer-contact { grid-column: 1/-1 !important; }