*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:Inter,Noto Sans SC,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#1a1a1a;line-height:1.6;background:#fff;-webkit-font-smoothing:antialiased;overflow-x:hidden}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}ul{list-style:none}:root{--color-primary: #1B5EAD;--color-primary-dark: #0D3B7A;--color-primary-light: #E3F0FA;--color-gray: #2D3436;--color-gray-light: #F5F6F8;--color-white: #FFFFFF;--font-heading: "Inter", sans-serif;--font-body: "Noto Sans SC", "Inter", sans-serif;--max-width: 1200px;--spacing-section: 80px;--border-radius: 8px;--border-radius-lg: 12px;--transition: .3s ease;--shadow-sm: 0 1px 3px rgba(0,0,0,.06);--shadow-md: 0 4px 16px rgba(0,0,0,.08);--shadow-lg: 0 8px 32px rgba(0,0,0,.12)}h1,h2,h3,h4{font-family:var(--font-heading);font-weight:600;line-height:1.3;color:var(--color-gray)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.35rem}h4{font-size:1.1rem}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}.section{padding:var(--spacing-section) 0}.section-header{text-align:center;margin-bottom:48px}.section-header h2{margin-bottom:12px;color:var(--color-primary);font-size:2rem}.section-header p{color:var(--color-gray);font-size:1.05rem;max-width:640px;margin:0 auto}.section-header-sub{margin-top:8px;color:var(--color-gray);font-size:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 32px;border-radius:var(--border-radius);font-weight:500;font-size:1rem;cursor:pointer;transition:all var(--transition);border:2px solid transparent;gap:8px;font-family:inherit}.btn:hover{transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn-primary{background:var(--color-primary);color:var(--color-white);border-color:var(--color-primary)}.btn-primary:hover{background:var(--color-primary-dark);border-color:var(--color-primary-dark)}.btn-outline{background:transparent;color:var(--color-white);border-color:var(--color-white)}.btn-outline:hover{background:var(--color-white);color:var(--color-primary)}.btn-outline-dark{background:transparent;color:var(--color-primary);border-color:var(--color-primary)}.btn-outline-dark:hover{background:var(--color-primary);color:var(--color-white)}.btn-sm{padding:8px 20px;font-size:.9rem}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}.card{background:var(--color-white);border:1px solid var(--color-gray-border, #DFE3E8);border-radius:var(--border-radius);padding:28px;transition:all var(--transition)}.card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md);transform:translateY(-3px)}.card-icon{width:48px;height:48px;border-radius:8px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:1.5rem}.site-header{background:var(--color-white);border-bottom:1px solid #DFE3E8;position:sticky;top:0;z-index:1000;box-shadow:var(--shadow-sm)}.nav-bar{display:flex;align-items:center;justify-content:space-between;height:64px;max-width:var(--max-width);margin:0 auto;padding:0 24px}.nav-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.25rem;color:var(--color-primary);white-space:nowrap}.nav-logo img{height:36px;width:auto}.logo-text{letter-spacing:1px}.nav-links{display:flex;align-items:center;gap:4px}.nav-links a{padding:8px 16px;border-radius:6px;font-size:.92rem;font-weight:500;color:var(--color-gray);transition:all var(--transition);white-space:nowrap}.nav-links a:hover,.nav-links a.active{background:#1b5ead14;color:var(--color-primary)}.nav-actions{display:flex;align-items:center;gap:12px}.lang-switch{padding:6px 14px;border:1px solid #DFE3E8;border-radius:6px;background:var(--color-white);cursor:pointer;font-size:.88rem;font-weight:500;color:var(--color-primary);transition:all var(--transition);font-family:inherit}.lang-switch:hover{background:var(--color-primary);color:var(--color-white);border-color:var(--color-primary)}.nav-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--color-gray);padding:4px}.hero-carousel{position:relative;width:100%;overflow:hidden}.hero-slide{position:relative;width:100%;height:520px;display:flex;align-items:center;opacity:0;transition:opacity .8s ease;pointer-events:none}.hero-slide.active{opacity:1;pointer-events:auto}.slide-bg{position:absolute;inset:0}.slide-bg-1{background:linear-gradient(135deg,#0d3b7a,#1b5ead 60%,#2377d4)}.slide-bg-2{background:linear-gradient(135deg,#0a2a52,#1b5ead,#2d7cc7)}.slide-bg-3{background:linear-gradient(135deg,#e3f0fa,#d0e4f5,#1b5ead)}.slide-overlay{position:absolute;inset:0;background:#0d3b7a4d}.slide-content{position:relative;z-index:2;max-width:640px;margin-left:8%;color:var(--color-white)}.slide-title{font-size:2.8rem;font-weight:700;color:var(--color-white);margin-bottom:16px;line-height:1.2}.slide-subtitle{font-size:1.15rem;opacity:.92;margin-bottom:32px;line-height:1.6}.slide-actions{display:flex;gap:16px;flex-wrap:wrap}.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:10;width:48px;height:48px;border-radius:50%;border:2px solid rgba(255,255,255,.5);background:#0000004d;color:#fff;font-size:1.5rem;cursor:pointer;transition:all var(--transition);display:flex;align-items:center;justify-content:center}.hero-arrow:hover{background:#fff3;border-color:#fff}.hero-arrow.prev{left:24px}.hero-arrow.next{right:24px}.hero-indicators{position:absolute;bottom:24px;left:50%;transform:translate(-50%);display:flex;gap:10px;z-index:10}.hero-indicators .indicator{width:12px;height:12px;border-radius:50%;border:2px solid rgba(255,255,255,.7);background:transparent;cursor:pointer;transition:all var(--transition)}.hero-indicators .indicator.active{background:#fff;border-color:#fff;transform:scale(1.15)}.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#dfe3e8}.stat-item{background:var(--color-white);padding:32px 24px;text-align:center;transition:all var(--transition)}.stat-item:hover{background:var(--color-gray-light)}.stat-number{font-size:2.5rem;font-weight:700;color:var(--color-primary);display:block;line-height:1.1}.stat-label{color:var(--color-gray);font-size:.92rem;margin-top:6px}.brands-strip{padding:40px 0;background:var(--color-gray-light);text-align:center;border-bottom:1px solid #DFE3E8}.brands-strip h3{font-size:.9rem;text-transform:uppercase;letter-spacing:2px;color:var(--color-gray);margin-bottom:24px}.brands-logos{display:flex;align-items:center;justify-content:center;gap:40px;flex-wrap:wrap}.brand-logo{font-size:1.1rem;font-weight:600;color:var(--color-gray);opacity:.55;transition:opacity var(--transition);white-space:nowrap}.brand-logo:hover{opacity:1}.product-preview-card{text-align:center}.product-preview-img{height:180px;border-radius:var(--border-radius);margin-bottom:16px;display:flex;align-items:center;justify-content:center;font-size:3.5rem;background:var(--color-gray-light);color:var(--color-primary)}.advantage-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}.advantage-card{text-align:center;padding:32px 24px;background:var(--color-white);border:1px solid #DFE3E8;border-radius:var(--border-radius);transition:all var(--transition)}.advantage-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md);transform:translateY(-3px)}.advantage-icon{width:56px;height:56px;border-radius:12px;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:1.8rem}.cta-banner{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);color:var(--color-white);padding:72px 0;text-align:center}.cta-banner h2{color:var(--color-white);margin-bottom:12px}.cta-banner p{opacity:.9;margin-bottom:28px;font-size:1.1rem}.partner-policy{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-bottom:48px}.partner-policy-item{text-align:center;padding:28px 24px;background:var(--color-white);border:1px solid #DFE3E8;border-radius:var(--border-radius);transition:all var(--transition)}.partner-policy-item:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md)}.partner-policy-icon{font-size:2.5rem;margin-bottom:12px}.partner-policy-item h3{margin-bottom:8px;color:var(--color-primary)}.partner-policy-item p{color:var(--color-gray);font-size:.92rem}.partner-form{max-width:600px;margin:0 auto}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:6px;font-weight:500;font-size:.92rem;color:var(--color-gray)}.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 16px;border:1px solid #DFE3E8;border-radius:var(--border-radius);font-size:1rem;font-family:inherit;transition:border-color var(--transition);background:var(--color-white);color:var(--color-gray)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #1b5ead1a}.form-group textarea{min-height:120px;resize:vertical}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.form-success-msg{padding:16px;background:#e1f5ee;border-radius:var(--border-radius);color:#0f6e56;font-weight:500;text-align:center;display:none}.search-panel{background:var(--color-gray-light);padding:48px 0;border-bottom:1px solid #DFE3E8}.search-tabs{display:flex;gap:4px;margin-bottom:24px;justify-content:center}.search-tab-btn{padding:10px 24px;border:1px solid #DFE3E8;border-radius:var(--border-radius);background:var(--color-white);cursor:pointer;font-size:.95rem;font-weight:500;color:var(--color-gray);transition:all var(--transition);font-family:inherit}.search-tab-btn.active,.search-tab-btn:hover{background:var(--color-primary);color:var(--color-white);border-color:var(--color-primary)}.search-input-group{max-width:900px;margin:0 auto}.search-input{width:100%;padding:14px 18px;border:2px solid #DFE3E8;border-radius:var(--border-radius);font-size:1rem;transition:all var(--transition);font-family:inherit}.search-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #1b5ead1a}.tech-card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}.tech-card{padding:32px 24px;text-align:center;background:var(--color-white);border:1px solid #DFE3E8;border-radius:var(--border-radius);transition:all var(--transition)}.tech-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md);transform:translateY(-3px)}.tech-card-step{width:48px;height:48px;border-radius:50%;background:var(--color-primary);color:#fff;font-size:1.2rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.tech-card h3{margin-bottom:8px}.tech-card p{color:var(--color-gray);font-size:.92rem}.cert-card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}.cert-card{overflow:hidden}.cert-card-icon{height:120px;background:linear-gradient(135deg,var(--color-primary-light) 0%,#d0e4f5 100%);display:flex;align-items:center;justify-content:center;font-size:3rem;color:var(--color-primary)}.cert-card-body{padding:24px}.cert-card-body h3{color:var(--color-primary);margin-bottom:4px}.cert-card-body .cert-subtitle{color:var(--color-gray);font-size:.9rem;margin-bottom:12px}.cert-card-body p{color:var(--color-gray);font-size:.92rem;line-height:1.6}.contact-map{margin-top:48px;border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:var(--shadow-md)}.contact-map iframe{width:100%;height:360px;border:none}.site-footer{background:var(--color-gray);color:#aaa;padding:48px 0 24px}.footer-content{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:32px}.footer-brand-name{font-weight:700;color:var(--color-white);font-size:1.25rem;letter-spacing:1px;margin-bottom:12px}.footer-desc{font-size:.9rem;line-height:1.6;color:#888}.footer-col h4{color:var(--color-white);font-size:1rem;margin-bottom:16px}.footer-col ul li{margin-bottom:8px}.footer-col ul li a{color:#888;font-size:.9rem;transition:color var(--transition)}.footer-col ul li a:hover{color:var(--color-white)}.footer-bottom{border-top:1px solid #333;padding-top:24px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.88rem;color:#666}@media (max-width: 1024px){.nav-links a{padding:8px 10px;font-size:.85rem}.footer-content{grid-template-columns:1fr 1fr}}@media (max-width: 768px){h1{font-size:2rem}h2{font-size:1.5rem}:root{--spacing-section: 48px}.nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:var(--color-white);flex-direction:column;padding:16px 24px;border-bottom:1px solid #DFE3E8;box-shadow:var(--shadow-md)}.nav-links.open{display:flex}.nav-links a{width:100%;padding:12px 16px}.nav-toggle{display:block}.hero-slide{height:400px}.slide-title{font-size:1.8rem}.slide-subtitle{font-size:1rem}.slide-content{margin-left:24px;margin-right:24px}.hero-arrow{width:40px;height:40px;font-size:1.2rem}.hero-arrow.prev{left:12px}.hero-arrow.next{right:12px}.stats-bar{grid-template-columns:repeat(2,1fr)}.stat-number{font-size:2rem}.form-row{grid-template-columns:1fr}.search-tabs{flex-direction:column}.footer-content{grid-template-columns:1fr;gap:24px}.footer-bottom{flex-direction:column;text-align:center}.cta-banner{padding:48px 0}}@media (max-width: 480px){.hero-slide{height:360px}.slide-title{font-size:1.5rem}.slide-actions{flex-direction:column}.slide-actions .btn{width:100%}.brands-logos{gap:16px}.brand-logo{font-size:.95rem}}