:root{--primary:#FF6B35;--primary-dark:#E85D2A;--primary-darker:#D94F1F;--secondary:#004E89;--secondary-dark:#003366;--dark:#1E293B;--body-bg:#f5f5f5;--gray:#64748B;--gray-light:#94A3B8;--border:#E2E8F0;--light:#F8FAFC;--light-2:#F1F5F9;--success:#10B981;--success-dark:#059669;--purple:#8B5CF6;--purple-dark:#7C3AED;--danger:#DC2626;--radius-sm:8px;--radius:12px;--radius-lg:16px;--radius-xl:20px;--shadow-sm:0 4px 15px rgba(0,0,0,.08);--shadow-md:0 8px 30px rgba(0,0,0,.08);--shadow-lg:0 20px 50px rgba(0,0,0,.15);--container:1200px;--header-h:70px;}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.6;color:var(--dark);background:var(--body-bg)}.product-icon{font-size:3.5rem;line-height:1;transition:transform .4s}.solution-icon{font-size:4rem;margin-bottom:15px;display:block;color:var(--primary)}.feature-icon{font-size:3.5rem;line-height:1}.logo-icon{font-size:32px}.float-btn{font-size:24px}.mobile-menu-btn{font-size:24px}.footer-contact{font-size:1.25rem;color:var(--primary)}.check-icon{font-size:1.05rem;color:var(--success)}.navbar{background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.1);position:fixed;width:100%;top:0;z-index:1000}.navbar .container{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;max-width:var(--container);margin:0 auto}.logo{font-size:1.5rem;font-weight:bold;color:var(--primary);display:flex;align-items:center;gap:10px;text-decoration:none}.logo img{height:40px;width:auto}.nav-links{display:flex;gap:30px;list-style:none}.nav-links a{color:var(--dark);font-weight:500;text-decoration:none;transition:color .3s}.nav-links a:hover,.nav-links a.active{color:var(--primary)}.mobile-menu-btn{display:none;font-size:24px;background:none;border:none;cursor:pointer;color:var(--dark);padding:4px}.banner-slider{width:100%;height:500px;position:relative;background:#000;margin-top:var(--header-h);overflow:hidden}.banner-slide{position:absolute;width:100%;height:100%;background-size:cover;background-position:center;opacity:0;transition:opacity 1.5s ease-in-out}.banner-slide.active{opacity:1;z-index:1}.banner-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(255,107,53,.8),rgba(0,78,137,.8));z-index:1}.banner-content{position:relative;z-index:3;text-align:center;color:#fff;padding-top:180px}.banner-content p{font-size:20px;margin-bottom:30px;opacity:.95}.banner-content h2{font-size:48px;margin-bottom:20px;text-shadow:2px 2px 4px rgba(0,0,0,.5)}.banner-btn{background:#fff;color:var(--primary);padding:15px 40px;border-radius:30px;text-decoration:none;font-size:18px;display:inline-block;margin-top:20px;transition:transform .3s}.banner-btn:hover{transform:scale(1.05)}.banner-dots{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);display:flex;gap:12px;z-index:10}.banner-dot{width:12px;height:12px;border-radius:50%;border:2px solid #fff;background:transparent;cursor:pointer;transition:all .3s}.banner-dot.active{background:#fff;transform:scale(1.2)}.banner-arrow{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.3);color:#fff;border:none;width:50px;height:50px;border-radius:50%;font-size:24px;cursor:pointer;transition:all .3s;z-index:10}.banner-arrow:hover{background:rgba(255,255,255,.5);transform:translateY(-50%) scale(1.1)}.banner-arrow.prev{left:30px}.banner-arrow.next{right:30px}.section{padding:80px 20px;background:#fff}.section-title{text-align:center;margin-bottom:60px}.section-title h2{font-size:2.5rem;color:var(--secondary);margin-bottom:15px}.section-title p{color:var(--gray);font-size:1.1rem}.core-products-section{padding:80px 20px;background:#fff;position:relative}.core-products-section::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary) 0%,var(--secondary) 50%,var(--primary) 100%)}.core-products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;max-width:var(--container);margin:0 auto}.core-product-card{background:#fff;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-md);transition:all .4s cubic-bezier(.4,0,.2,1);cursor:pointer;position:relative;border:1px solid var(--border)}.core-product-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-lg);border-color:var(--primary)}.product-card-header{position:relative;padding:30px 25px 20px;background:linear-gradient(135deg,var(--light) 0%,var(--border) 100%);display:flex;align-items:flex-start;justify-content:space-between}.product-icon{line-height:1;transition:transform .4s}.core-product-card:hover .product-icon{transform:scale(1.15) rotate(5deg)}.product-badge{padding:6px 14px;border-radius:20px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.product-badge.hot{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff}.product-badge.new{background:linear-gradient(135deg,var(--success),var(--success-dark));color:#fff}.product-badge.pro{background:linear-gradient(135deg,var(--secondary),var(--secondary-dark));color:#fff}.product-badge.enterprise{background:linear-gradient(135deg,var(--purple),var(--purple-dark));color:#fff}.product-card-body{padding:25px}.core-product-card h3{font-size:1.4rem;color:var(--secondary);margin-bottom:8px;font-weight:700}.product-subtitle{font-size:.9rem;color:var(--primary);font-weight:600;margin-bottom:15px;line-height:1.4}.product-desc{font-size:.9rem;color:var(--gray);line-height:1.7;margin-bottom:20px}.product-features{list-style:none;margin-bottom:20px}.product-features li{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px;font-size:.85rem;color:#475569}.check-icon{color:var(--success);font-weight:bold;font-size:1rem;flex-shrink:0;margin-top:1px}.product-stats{display:grid;grid-template-columns:1fr 1fr;gap:15px;padding:15px;background:linear-gradient(135deg,var(--light),var(--light-2));border-radius:var(--radius);margin-bottom:20px}.stat-item{text-align:center}.stat-value{display:block;font-size:1.3rem;font-weight:700;color:var(--secondary);line-height:1.2}.stat-label{display:block;font-size:.75rem;color:var(--gray-light);margin-top:4px}.product-btn{display:block;text-align:center;padding:14px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;text-decoration:none;border-radius:10px;font-weight:600;font-size:.95rem;transition:all .3s;box-shadow:0 4px 15px rgba(255,107,53,.3)}.product-btn:hover{background:linear-gradient(135deg,var(--primary-dark),var(--primary-darker));box-shadow:0 6px 20px rgba(255,107,53,.4);transform:translateY(-2px)}.solutions-section{padding:80px 20px;background:var(--light-2)}.solutions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:25px;max-width:var(--container);margin:0 auto}.solution-card{background:#fff;padding:30px 20px;border-radius:var(--radius-lg);text-align:center;text-decoration:none;color:var(--dark);transition:all .3s;box-shadow:var(--shadow-sm)}.solution-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,.15)}.solution-icon{margin-bottom:15px;display:block;color:var(--primary)}.solution-card h3{font-size:1.2rem;color:var(--secondary);margin-bottom:10px}.solution-card p{font-size:.9rem;color:var(--gray);line-height:1.6}.features{padding:80px 20px;background:var(--light-2)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px;max-width:var(--container);margin:0 auto}.feature-card{text-align:center;padding:40px 30px;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:all .3s}.feature-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,.15)}.feature-icon{margin-bottom:20px;color:var(--primary);display:block}.feature-card h3{color:var(--secondary);margin-bottom:15px}.feature-card p{color:var(--gray);line-height:1.8}.pay-tags{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:15px}.pay-tag{padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600;background:var(--light);color:var(--gray)}.pay-tag.wx{background:#F0FDF4;color:#16A34A}.pay-tag.ali{background:#E6F7FF;color:#1890FF}.pay-tag.union{background:#FFF7E6;color:#FA8C16}.pay-tag.card{background:#F6FFED;color:#52C41A}.settle-box{padding:12px;background:#F0F9FF;border-radius:var(--radius-sm);margin-top:15px;text-align:left}.settle-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:13px}.settle-row:last-child{margin-bottom:0}.settle-row .lbl{color:var(--gray)}.settle-row .val{font-weight:600;color:var(--secondary)}.settle-row .val.accent{color:var(--primary)}.secure-tags{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:15px}.secure-tag{padding:6px 12px;background:#FEF2F2;color:var(--danger);border-radius:6px;font-size:11px;font-weight:600}.info-box{padding:12px;background:var(--light);border-radius:var(--radius-sm);margin-top:15px;text-align:left}.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;font-size:12px;color:var(--gray)}.info-grid span{display:flex;align-items:center;gap:6px}.marketing-box{padding:12px;background:#FEF7FF;border-radius:var(--radius-sm);margin-top:15px;text-align:left}.tag-list{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.tag-item{padding:4px 10px;background:#fff;border:1px solid #E9D5FF;border-radius:4px;font-size:11px;color:var(--gray)}.stat-pill{display:inline-block;font-size:24px;font-weight:bold;color:var(--success);margin-top:15px}.partners{padding:80px 20px;background:#fff}.partners-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:30px;max-width:var(--container);margin:0 auto}.partner-card{text-align:center;padding:25px;background:#fff;border-radius:var(--radius);transition:all .3s;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:140px;border:1px solid #E5E7EB}.partner-card:hover{transform:scale(1.05);box-shadow:0 10px 40px rgba(0,0,0,.12);border-color:var(--primary)}.partner-logo-img{max-width:140px;max-height:80px;object-fit:contain;margin-bottom:10px;transition:all .3s}.partner-card:hover .partner-logo-img{transform:scale(1.05)}.partner-name{font-weight:600;color:var(--gray);font-size:14px}.cta{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;padding:80px 20px;text-align:center}.cta h2{font-size:2.5rem;margin-bottom:20px}.cta p{max-width:600px;margin:20px auto 30px;font-size:1.1rem;opacity:.95}.btn{display:inline-block;padding:14px 36px;border-radius:30px;text-decoration:none;font-weight:600;font-size:1rem;transition:all .3s;cursor:pointer;border:none}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px)}.cta-btn{background:#fff;color:var(--primary);padding:15px 40px;border-radius:30px;text-decoration:none;font-weight:600;font-size:18px;display:inline-block;margin-top:20px;transition:transform .3s}.cta-btn:hover{transform:scale(1.05)}.footer{background:var(--dark);color:#fff;padding:60px 20px 30px}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:40px;max-width:var(--container);margin:0 auto 40px}.footer-brand h3{font-size:1.5rem;margin-bottom:15px}.footer-brand p{color:var(--gray-light);line-height:1.8;margin-bottom:20px}.footer-links h4{font-size:1.1rem;margin-bottom:20px}.footer-links ul{list-style:none}.footer-links li{margin-bottom:12px}.footer-links a{color:var(--gray-light);text-decoration:none;transition:color .3s}.footer-links a:hover{color:#fff}.footer-contact li{display:flex;align-items:center;gap:10px;margin-bottom:15px;color:var(--gray-light)}.footer-bottom{border-top:1px solid #334155;padding-top:30px;text-align:center;color:var(--gray-light)}.floating-buttons{position:fixed;bottom:30px;right:30px;display:flex;flex-direction:column;gap:15px;z-index:9999}.float-btn{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(0,0,0,.15);transition:all .3s;cursor:pointer;text-decoration:none;color:#fff}.float-btn:hover{transform:scale(1.1);box-shadow:0 8px 30px rgba(0,0,0,.25)}.float-btn.wechat{background:#07C160;position:relative}.float-btn.phone{background:var(--primary)}.float-btn.top{background:var(--secondary)}.float-btn .tooltip{position:absolute;right:70px;top:50%;transform:translateY(-50%);background:#fff;color:#333;padding:8px 15px;border-radius:8px;box-shadow:0 4px 20px rgba(0,0,0,.15);font-size:14px;font-weight:600;white-space:nowrap;opacity:0;visibility:hidden;transition:all .3s}.float-btn:hover .tooltip{opacity:1;visibility:visible;right:75px}.float-btn.wechat .wechat-qr{position:absolute;bottom:70px;right:0;background:#fff;padding:15px;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,.2);opacity:0;visibility:hidden;transition:all .3s;transform:translateY(10px)}.float-btn.wechat:hover .wechat-qr{opacity:1;visibility:visible;transform:translateY(0)}.wechat-qr img{width:150px;height:150px;display:block}.wechat-qr p{text-align:center;font-size:12px;color:#666;margin-top:10px}.mobile-qr-modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);z-index:10000;justify-content:center;align-items:center}.mobile-qr-modal.show{display:flex}.mobile-qr-content{background:#fff;padding:30px;border-radius:var(--radius-lg);max-width:300px;text-align:center;position:relative;animation:modalIn .3s ease}@keyframes modalIn{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.mobile-qr-content h3{color:var(--dark);margin-bottom:15px;font-size:1.3rem}.mobile-qr-content img{width:200px;height:200px;display:block;margin:0 auto}.mobile-qr-content p{color:var(--gray);font-size:14px;margin-top:15px}.mobile-qr-close{position:absolute;top:10px;right:15px;font-size:28px;cursor:pointer;color:#9CA3AF;transition:color .3s}.mobile-qr-close:hover{color:var(--dark)}@media (max-width:1024px){.core-products-grid{grid-template-columns:repeat(2,1fr)}.solutions-grid{grid-template-columns:repeat(3,1fr)}.features-grid{grid-template-columns:repeat(2,1fr)}.partners-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width:768px){.mobile-menu-btn{display:block}.nav-links{position:fixed;top:var(--header-h);left:-100%;width:100%;height:calc(100vh - var(--header-h));background:#fff;flex-direction:column;padding:20px;gap:0;transition:left .3s;box-shadow:0 4px 10px rgba(0,0,0,.1)}.nav-links.active{left:0}.nav-links li{width:100%}.nav-links a{display:block;padding:15px 20px;font-size:1.1rem;border-bottom:1px solid #f0f0f0}.banner-slider{height:350px;margin-top:60px}.banner-content h2{font-size:2rem}.banner-arrow{width:40px;height:40px;font-size:18px}.core-products-section{padding:50px 15px}.core-products-grid{grid-template-columns:1fr;gap:25px}.core-product-card{border-radius:var(--radius-lg)}.product-card-header{padding:25px 20px 15px}.product-icon{font-size:3rem}.product-badge{padding:5px 12px;font-size:11px}.core-product-card h3{font-size:1.25rem}.product-subtitle{font-size:.85rem}.product-desc{font-size:.85rem}.product-features li{font-size:.8rem;margin-bottom:10px}.product-stats{grid-template-columns:1fr 1fr;gap:12px;padding:12px}.stat-value{font-size:1.15rem}.stat-label{font-size:.7rem}.product-btn{padding:12px;font-size:.9rem}.solutions-grid{grid-template-columns:repeat(3,1fr);gap:20px}.solution-card{padding:25px 15px}.solution-icon{font-size:3rem}.features-grid{grid-template-columns:1fr}.partners-grid{grid-template-columns:repeat(2,1fr);gap:20px}.partner-card{min-height:120px;padding:20px}.floating-buttons{bottom:20px;right:20px}.float-btn{width:50px;height:50px}.float-btn .tooltip{display:none}.wechat-qr{display:none!important}}@media (max-width:480px){.core-products-section{padding:40px 12px}.core-products-grid{gap:20px}.product-card-header{padding:20px 15px 12px}.product-icon{font-size:2.5rem}.product-badge{display:none}.core-product-card h3{font-size:1.15rem}.product-subtitle{font-size:.8rem;margin-bottom:12px}.product-desc{font-size:.8rem;margin-bottom:15px}.product-features{margin-bottom:15px}.product-features li{font-size:.75rem;margin-bottom:8px}.product-stats{grid-template-columns:1fr 1fr;gap:10px;padding:10px}.stat-value{font-size:1.05rem}.stat-label{font-size:.65rem}.product-btn{padding:10px;font-size:.85rem;border-radius:8px}.solutions-grid{grid-template-columns:repeat(2,1fr);gap:15px}.solution-card{padding:20px 10px}.solution-icon{font-size:2.5rem}.solution-card h3{font-size:1rem}.solution-card p{font-size:.85rem}.footer-grid{grid-template-columns:1fr;text-align:center}.footer-contact li{justify-content:center}}