:root{--sea:#0b1a33;--sea-light:#13294b;--sea-deep:#07122a;--gold:#c9a84c;--gold-dark:#b8963a;--orange:#f97316;--orange-dark:#ea580c;--text:#1e293b;--text-light:#64748b;--bg:#f4f6f9;--white:#ffffff;--border:#e6eaf0;--steel:#94a3b8;--shadow-card:0 4px 20px rgba(11, 26, 51, 0.07);--shadow-hover:0 14px 40px rgba(11, 26, 51, 0.14);--radius:12px;--transition:all 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);--font:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
          'Helvetica Neue', Arial, 'Noto Sans SC', 'PingFang SC', sans-serif;--mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased}.container{max-width:1200px;margin:0 auto;padding:0 24px}a{color:inherit;text-decoration:none;transition:var(--transition)}.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,0,0,6%);padding:14px 0}.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--sea);letter-spacing:-.3px;line-height:1.1}.brand-logo{height:42px;width:auto}.brand-text{font-size:1.25rem}.brand em{font-style:normal;color:var(--gold)}.brand-sub{display:block;font-size:10px;font-weight:500;color:var(--text-light);letter-spacing:.16em;text-transform:uppercase;margin-top:2px}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}.nav-wrap{display:flex;align-items:center;gap:26px}.nav-menu{display:flex;align-items:center;gap:26px}.nav-link{font-size:.95rem;font-weight:600;color:var(--text-light);position:relative;padding:6px 0;transition:var(--transition);white-space:nowrap}.nav-link::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:0;height:2px;background:var(--gold);transition:var(--transition)}.nav-link:hover{color:var(--sea)}.nav-link:hover::after{width:100%}.nav-link.active{color:var(--sea)}.nav-link.active::after{width:100%}.header-side{display:flex;align-items:center;gap:14px}.lang-switcher{display:inline-flex;align-items:center;gap:2px;padding-left:16px;border-left:1px solid rgba(11,26,51,.15)}.lang-switch{background:0 0;border:0;padding:4px 7px;font-size:.82rem;font-weight:700;color:var(--text-light);cursor:pointer;border-radius:6px;transition:var(--transition);font-family:inherit}.lang-switch:hover{color:var(--sea)}.lang-switch.active{color:var(--gold-dark)}.lang-sep{color:rgba(11,26,51,.3);font-size:.8rem}.h-btn{display:inline-flex;align-items:center;gap:7px;font-size:.85rem;font-weight:700;padding:9px 18px;border-radius:50px;white-space:nowrap}.h-btn svg{font-size:1.1em}.h-inquiry{background:var(--sea);color:#fff;box-shadow:0 4px 14px rgba(11,26,51,.25)}.h-inquiry:hover{background:var(--gold-dark);transform:translateY(-2px);color:#fff}.mobile-toggle{display:none;flex-direction:column;gap:5px;background:0 0;border:0;padding:8px;cursor:pointer}.mobile-toggle span{display:block;width:24px;height:2.5px;background:var(--sea);border-radius:2px;transition:var(--transition)}.mobile-toggle.open span:nth-child(1){transform:translateY(7.5px)rotate(45deg)}.mobile-toggle.open span:nth-child(2){opacity:0}.mobile-toggle.open span:nth-child(3){transform:translateY(-7.5px)rotate(-45deg)}.hero{position:relative;background:linear-gradient(160deg,var(--sea) 0%,var(--sea-light) 60%,#1a3a5c 100%);color:var(--white);border-radius:var(--radius);margin:30px 0 50px;padding:64px 56px;overflow:hidden}.hero::before{content:'';position:absolute;inset:0;opacity:.06;background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);background-size:48px 48px;pointer-events:none}.hero-split{display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:center}.hero-left{position:relative}.hero-badge{position:relative;display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);padding:6px 18px;border-radius:50px;font-size:.82rem;margin-bottom:22px}.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 8px var(--gold)}.hero h1{position:relative;font-size:clamp(1.9rem,3.6vw,2.9rem);font-weight:800;letter-spacing:-.5px;line-height:1.15;margin-bottom:14px}.hero h1 span{display:block}.hero h1 .gold{color:var(--gold)}.hero-tagline{position:relative;font-size:1.05rem;font-weight:600;color:var(--gold);margin-bottom:12px!important;letter-spacing:.01em}.hero p{position:relative;color:rgba(255,255,255,.78);font-size:1rem;max-width:520px;margin:0 0 26px}.hero-cta{position:relative;display:flex;gap:14px;flex-wrap:wrap;align-items:center}.btn-wa{display:inline-flex;align-items:center;gap:8px;background:var(--gold);color:var(--sea-deep);font-weight:700;font-size:.95rem;padding:14px 28px;border-radius:50px;box-shadow:0 6px 20px rgba(201,168,76,.35);transition:var(--transition)}.btn-wa svg{font-size:1.2em}.btn-wa:hover{background:var(--gold-dark);transform:translateY(-2px);color:#fff}.hero-stats{position:relative;display:flex;gap:44px;margin-top:40px;flex-wrap:wrap}.hero-stats .stat .num{font-size:2rem;font-weight:800;color:var(--gold);line-height:1}.hero-stats .stat .label{font-size:.8rem;color:rgba(255,255,255,.65);letter-spacing:.05em;margin-top:6px}.hero-prop{position:relative;width:100%;max-width:380px;aspect-ratio:1;margin:0 auto;display:flex;align-items:center;justify-content:center}.prop-disc{position:relative;z-index:2;width:72%;height:72%;border-radius:50%;background:radial-gradient(circle at 50% 40%,#ffffff 0%,#eef2f7 100%);box-shadow:0 20px 60px rgba(0,0,0,.35),inset 0 0 0 6px rgba(201,168,76,.25);display:flex;align-items:center;justify-content:center;overflow:hidden}.prop-disc img{width:96%;height:96%;object-fit:contain}@keyframes prop-spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}.prop-spin{animation:prop-spin 9s linear infinite}.prop-ring{position:absolute;border-radius:50%;z-index:1}.prop-ring-outer{width:100%;height:100%;border:2px dashed rgba(201,168,76,.4);animation:prop-spin 40s linear infinite reverse}.prop-ring-inner{width:84%;height:84%;border:1px solid rgba(255,255,255,.2)}.btn-download{display:inline-flex;align-items:center;gap:8px;background:var(--orange);color:var(--white);font-weight:700;font-size:.95rem;padding:14px 32px;border-radius:50px;border:none;box-shadow:0 6px 20px rgba(249,115,22,.35);transition:var(--transition)}.btn-download:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 10px 28px rgba(249,115,22,.45);color:var(--white)}.material-section{margin-bottom:48px}.section-head{display:flex;align-items:center;gap:14px;margin-bottom:22px}.section-head .bar{width:5px;height:28px;border-radius:3px;background:var(--sea)}.section-head .bar.gold{background:var(--gold)}.section-head h2{font-size:1.5rem;font-weight:800;color:var(--sea)}.section-head .en{font-size:.85rem;font-weight:500;color:var(--text-light);letter-spacing:.12em;text-transform:uppercase}.section-head .line{flex:1;height:1px;background:var(--border)}.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:22px}.category-card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-card);overflow:hidden;transition:var(--transition);border-top:3px solid var(--sea)}.category-card.aluminum{border-top-color:var(--steel)}.category-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:transparent}.card-body{padding:22px 24px 18px;flex:1}.card-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:8px}.card-title-row h3{font-size:1.2rem;font-weight:800;color:var(--sea);line-height:1.3}.card-desc{font-size:.86rem;color:var(--text-light);margin-bottom:16px;line-height:1.5}.mat-badge{flex-shrink:0;font-size:.72rem;font-weight:700;padding:3px 10px;border-radius:50px;letter-spacing:.04em;white-space:nowrap}.mat-badge.stainless{background:var(--sea);color:var(--white)}.mat-badge.aluminum{background:#e8edf3;color:#475569;border:1px solid #cbd5e1}.card-specs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:14px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);text-align:center}.card-specs .spec .v{font-size:1.05rem;font-weight:800;color:var(--sea);font-family:var(--mono)}.card-specs .spec .k{font-size:.72rem;color:var(--text-light);margin-top:2px}.card-footer{padding:12px 24px;display:flex;align-items:center;justify-content:space-between;font-size:.86rem;font-weight:700;color:var(--sea)}.card-footer .arrow{transition:var(--transition);color:var(--gold-dark)}.category-card:hover .card-footer{color:var(--gold-dark)}.category-card:hover .card-footer .arrow{transform:translateX(4px)}.crumb{font-size:.85rem;color:var(--text-light);margin:28px 0 14px}.crumb a:hover{color:var(--gold-dark)}.crumb .sep{margin:0 8px;color:#cbd5e1}.cat-hero{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:30px 32px;margin-bottom:28px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}.cat-hero h1{font-size:1.7rem;font-weight:800;color:var(--sea);margin-bottom:10px}.cat-meta{display:flex;gap:10px;flex-wrap:wrap}.meta-chip{display:inline-flex;align-items:center;gap:6px;background:var(--bg);border:1px solid var(--border);border-radius:50px;padding:5px 14px;font-size:.82rem;color:var(--text)}.meta-chip b{color:var(--sea);font-family:var(--mono);font-weight:700}.table-wrap{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-card);overflow-x:auto}.product-table{width:100%;border-collapse:collapse;font-size:.92rem}.product-table thead th{background:var(--sea);color:var(--white);text-align:left;padding:14px 20px;font-weight:700;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap}.product-table tbody td{padding:12px 20px;border-bottom:1px solid var(--border);color:var(--text);vertical-align:middle}.product-table tbody tr:last-child td{border-bottom:none}.product-table tbody tr:hover{background:#f8fafc}.product-table .model{font-family:var(--mono);font-weight:700;color:var(--sea);font-size:.95rem}.product-table .pitch{font-family:var(--mono);font-weight:700;color:var(--sea);white-space:nowrap}.product-table .pitch .unit{color:var(--gold-dark);font-weight:800}.product-table .oem{font-family:var(--mono);color:var(--text);font-size:.9rem}.empty-dash{color:#cbd5e1;font-weight:400}.tag-rot{display:inline-block;font-size:.72rem;font-weight:700;padding:2px 10px;border-radius:50px;white-space:nowrap}.tag-rot.r{background:#ecfdf5;color:#047857;border:1px solid #a7f3d0}.tag-rot.l{background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe}.tag-s{display:inline-block;font-size:.68rem;font-weight:700;margin-left:6px;padding:1px 7px;border-radius:4px;background:#fef3c7;color:#b45309;border:1px solid #fde68a;vertical-align:middle}.factory-section{margin:30px 0 50px}.factory-frame{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:16/7;background:linear-gradient(135deg,#0b1a33 0%,#1a3a5c 100%);box-shadow:0 12px 40px rgba(11,26,51,.25)}.factory-img{width:100%;height:100%;object-fit:cover;opacity:.45}.factory-overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:24px;color:#fff}.factory-tag{display:inline-block;background:rgba(201,168,76,.9);color:var(--sea-deep);font-size:.7rem;font-weight:700;letter-spacing:.12em;padding:4px 14px;border-radius:50px;margin-bottom:14px}.factory-overlay h3{font-size:clamp(1.4rem,2.5vw,2rem);font-weight:800;margin-bottom:10px}.factory-overlay p{color:rgba(255,255,255,.78);font-size:.95rem;max-width:540px}.featured-products{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:22px}.featured-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);display:flex;flex-direction:column}.featured-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(11,26,51,.12);border-color:var(--gold)}.featured-img{aspect-ratio:1;background:linear-gradient(135deg,#f5f7fa 0%,#e8edf3 100%);display:flex;align-items:center;justify-content:center;overflow:hidden}.featured-img img{width:100%;height:100%;object-fit:contain;padding:16px;transition:var(--transition)}.featured-card:hover .featured-img img{transform:scale(1.05)}.view-all-card .featured-img{background:var(--sea)}.view-all-icon{font-size:3rem;color:#fff}.view-all-card:hover{border-color:var(--sea)}.featured-info{padding:16px 18px 18px}.featured-brand{font-size:.72rem;font-weight:700;color:var(--gold-dark);letter-spacing:.08em;text-transform:uppercase}.featured-info h3{font-size:1.05rem;font-weight:800;color:var(--sea-deep);margin:4px 0 6px}.featured-oem{font-size:.82rem;color:var(--text-light);font-family:courier new,monospace}[data-lang=zh]{display:none}html[lang=zh-CN] [data-lang=zh]{display:block}html[lang=zh-CN] [data-lang=en]{display:none}.page-content{margin:30px 0 60px;max-width:860px}.page-hero{background:linear-gradient(135deg,var(--sea) 0%,var(--sea-light) 100%);color:#fff;border-radius:var(--radius);padding:44px 40px;margin-bottom:32px}.page-hero h1{font-size:clamp(1.8rem,3vw,2.4rem);font-weight:800;margin-bottom:10px}.page-hero p{color:rgba(255,255,255,.78);font-size:1rem}.page-content h2{font-size:1.4rem;color:var(--sea-deep);font-weight:800;margin:32px 0 14px;padding-bottom:8px;border-bottom:2px solid var(--gold);display:inline-block}.page-content p{line-height:1.8;margin-bottom:14px;color:var(--text)}.page-content table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.9rem}.page-content th,.page-content td{padding:10px 14px;text-align:left;border:1px solid var(--border)}.page-content th{background:var(--sea);color:#fff;font-weight:700}.page-content tr:nth-child(even){background:var(--light-bg)}.btn-tel{background:var(--sea);color:#fff!important;font-weight:700;padding:14px 28px;border-radius:50px;display:inline-flex;align-items:center;gap:8px}.btn-tel svg{font-size:1.2em}.page-content ul{list-style:none;padding:0;margin:0 0 20px}.page-content ul li{position:relative;padding:8px 0 8px 24px;line-height:1.7;color:var(--text)}.page-content ul li::before{content:'';position:absolute;left:4px;top:16px;width:7px;height:7px;border-radius:50%;background:var(--gold)}.contact-methods-static{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.cms-block{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px 26px}.cms-block:last-child{grid-column:1/-1}.cms-block h2{margin:0 0 8px!important;border:0!important;font-size:1.1rem!important;display:block!important;color:var(--sea-deep)}.cms-block p{font-size:.92rem;margin-bottom:14px}.cms-block ul{margin-bottom:0}.news-list{display:flex;flex-direction:column;gap:18px}.news-item{background:#fff;border:1px solid var(--border);border-left:4px solid var(--gold);border-radius:var(--radius);padding:22px 26px}.news-date{display:inline-block;font-size:.75rem;font-weight:700;color:var(--gold-dark);letter-spacing:.1em;margin-bottom:6px}.news-item h2{margin:0 0 8px!important;border:0!important;display:block!important;font-size:1.12rem!important;color:var(--sea-deep)}.news-item p{margin:0;font-size:.92rem}.cat-h1-mat{color:var(--gold)}.contact-cta{margin:30px 0 50px}.contact-card{background:linear-gradient(140deg,var(--sea) 0%,var(--sea-light) 100%);border-radius:var(--radius);padding:48px;display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;position:relative;overflow:hidden}.contact-card::after{content:'';position:absolute;bottom:-40%;left:-10%;width:420px;height:420px;background:radial-gradient(circle,rgba(201,168,76,.12) 0%,transparent 70%);border-radius:50%;pointer-events:none}.contact-kicker{position:relative;color:var(--gold);font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase}.contact-left h2{position:relative;color:#fff;font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;line-height:1.2;margin:10px 0 12px}.contact-left h2 span{display:block}.contact-left h2 .gold{color:var(--gold)}.contact-left p{position:relative;color:rgba(255,255,255,.72);font-size:.95rem;margin-bottom:24px;max-width:480px}.contact-methods{position:relative;display:flex;flex-direction:column;gap:12px}.cm{display:flex;align-items:center;gap:14px;background:rgba(255,255,255,6%);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:12px 18px;transition:var(--transition)}.cm:hover{background:rgba(255,255,255,.13);transform:translateX(4px);color:#fff}.cm-ic{flex-shrink:0;width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;color:#fff}.ic-mail{background:var(--gold-dark)}.ic-wa{background:#25d366}.ic-tel{background:rgba(255,255,255,.18)}.cm span:last-child{display:flex;flex-direction:column;line-height:1.35}.cm-k{font-size:.72rem;color:rgba(255,255,255,.55);text-transform:uppercase;letter-spacing:.06em}.cm-v{font-weight:700;color:#fff;font-size:.95rem}.contact-right{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:14px}.contact-right .btn-download{justify-content:center}.contact-note{color:rgba(255,255,255,.6);font-size:.85rem;max-width:260px}.site-footer{background:var(--sea-deep);color:rgba(255,255,255,.6);margin-top:70px;padding:44px 0 24px;font-size:.85rem}.site-footer .container{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap}.f-brand-col{max-width:360px}.f-nav{display:flex;flex-direction:column;gap:8px}.f-nav a{color:rgba(255,255,255,.65);transition:var(--transition);font-size:.82rem}.f-nav a:hover{color:var(--gold)}.f-col-title{display:block;color:#fff;font-weight:700;font-size:.85rem;margin-bottom:10px;letter-spacing:.04em}.f-brand{color:var(--white);font-weight:700;font-size:1.15rem}.f-brand em{font-style:normal;color:var(--gold)}.f-desc{color:rgba(255,255,255,.55);font-size:.82rem;margin-top:8px;line-height:1.6}.f-contact{display:flex;flex-direction:column;gap:10px}.f-item{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.75);transition:var(--transition)}.f-item:hover{color:var(--gold)}.f-ic{width:32px;height:32px;border-radius:8px;background:rgba(255,255,255,8%);display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}.f-hours{color:rgba(255,255,255,.5)}.f-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:28px;padding-top:18px;font-size:.78rem;color:rgba(255,255,255,.45)}@media(max-width:1024px){.nav-wrap{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-top:1px solid rgba(11,26,51,8%);box-shadow:0 16px 30px rgba(11,26,51,.1);padding:10px 20px 18px}.nav-wrap.open{display:flex}.nav-menu{flex-direction:column;gap:0}.nav-link{padding:13px 4px;border-bottom:1px solid rgba(11,26,51,6%);width:100%}.nav-link::after{display:none}.nav-link.active{color:var(--gold-dark)}.header-side{flex-direction:column;align-items:stretch;gap:12px;padding-top:14px}.lang-switcher{border-left:0;padding-left:0;justify-content:center}.lang-switch{padding:7px 22px;border:1.5px solid rgba(11,26,51,.15);border-radius:50px;margin:0 5px;font-size:.88rem}.lang-switch.active{background:var(--sea);color:#fff;border-color:var(--sea)}.h-btn{justify-content:center;padding:12px 18px}.mobile-toggle{display:flex}}@media(max-width:900px){.hero-split{grid-template-columns:1fr;text-align:center}.hero-left{order:2}.hero-prop{order:1;max-width:280px}.hero p{margin-left:auto;margin-right:auto}.hero-cta,.hero-stats{justify-content:center}.contact-card{grid-template-columns:1fr;padding:36px 24px}.page-hero{padding:32px 24px}.factory-frame{aspect-ratio:16/9}.contact-methods-static{grid-template-columns:1fr}.cms-block:last-child{grid-column:auto}}@media(max-width:768px){.container{padding:0 16px}.hero{padding:40px 20px 36px;margin:20px 0 36px}.hero h1{font-size:clamp(1.6rem,6.5vw,2.1rem)}.hero-tagline{font-size:.95rem}.hero-stats{gap:26px;margin-top:30px}.hero-stats .stat .num{font-size:1.6rem}.category-grid{grid-template-columns:1fr}.cat-hero{padding:22px 20px}.cat-hero .btn-download{width:100%;justify-content:center}.product-table th,.product-table td{padding:10px 14px}.brand-sub{display:none}.section-head h2{font-size:1.25rem}.contact-card{padding:30px 20px}.featured-products{grid-template-columns:repeat(2,1fr);gap:14px}.page-content{margin:20px 0 40px}}@media(max-width:480px){.featured-products{grid-template-columns:1fr}}