:root{--primary: #6366f1;--primary-dark: #4f46e5;--primary-light: #818cf8;--secondary: #06b6d4;--accent: #d946ef;--orange: #f97316;--orange-dark: #ea580c;--dark: #0f172a;--dark-light: #1e293b;--dark-lighter: #334155;--gray: #64748b;--gray-light: #94a3b8;--gray-lighter: #e2e8f0;--white: #ffffff;--bg: #f8fafc;--gradient-primary: linear-gradient(135deg, #3b82f6 0%, #6366f1 50%, #d946ef 100%);--gradient-orange: linear-gradient(135deg, #f97316 0%, #fb923c 50%, #f43f5e 100%);--shadow: 0 4px 20px -2px rgba(99, 102, 241, .05), 0 2px 8px -1px rgba(0, 0, 0, .03);--shadow-lg: 0 10px 30px -3px rgba(99, 102, 241, .08), 0 4px 12px -4px rgba(0, 0, 0, .03);--shadow-xl: 0 25px 50px -12px rgba(99, 102, 241, .12);--shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, .05)}*{margin:0;padding:0;box-sizing:border-box}#app{font-family:Inter,Noto Sans SC,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--dark);line-height:1.6;overflow-x:hidden}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--primary-light);border-radius:4px}.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:#ffffffd9;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid rgba(99,102,241,.08);transition:all .3s}.navbar.scrolled{background:#fffffff5;box-shadow:0 10px 30px #6366f10d}.nav-container{max-width:1320px;margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between;height:72px}.logo{display:flex;align-items:center;gap:12px;font-size:1.5rem;font-weight:700;color:var(--dark);text-decoration:none;cursor:pointer}.logo-icon{width:40px;height:40px;background:var(--gradient-primary);border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--white);box-shadow:0 4px 12px #6366f14d}.nav-links{display:flex;gap:2.5rem;list-style:none}.nav-links a{color:var(--gray);text-decoration:none;font-size:.95rem;font-weight:500;transition:color .3s;position:relative;cursor:pointer}.nav-links a:hover,.nav-links a.active{color:var(--primary)}.nav-links a:after{content:"";position:absolute;bottom:-6px;left:0;width:0;height:3px;background:var(--gradient-primary);border-radius:2px;transition:width .3s}.nav-links a:hover:after,.nav-links a.active:after{width:100%}.nav-cta{padding:10px 24px;background:var(--gradient-primary);color:var(--white);border:none;border-radius:10px;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .3s;text-decoration:none;box-shadow:0 4px 15px #6366f133}.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 25px #6366f159}.mobile-toggle{display:none;background:none;border:none;color:var(--dark);font-size:1.5rem;cursor:pointer}.tab-page{display:none}.tab-page.active{display:block}.section{padding:50px 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15px;background:#6366f114;color:var(--primary);border-radius:50px;font-size:.8rem;font-weight:700;margin-bottom:.85rem;text-transform:uppercase;letter-spacing:1px}.section-title{font-size:2.3rem;font-weight:700;color:var(--dark);margin-bottom:.85rem;letter-spacing:-.5px}.section-desc{font-size:1.02rem;color:var(--gray);line-height:1.7}#afu .section-title,#architecture .section-desc{white-space:nowrap}.afu-banner{background:linear-gradient(135deg,#6366f10f,#d946ef0f);border-radius:20px;padding:2rem;text-align:center;margin-bottom:1.25rem;border:1px solid rgba(99,102,241,.15)}.afu-desc-text{font-size:1.08rem;color:var(--dark-light);line-height:1.8;max-width:960px;margin:0 auto}.connecting-banner{background:var(--white);border:2px dashed var(--primary-light);color:var(--primary-dark);text-align:center;padding:1.1rem;border-radius:14px;font-size:1rem;font-weight:700;margin-bottom:1.5rem;box-shadow:var(--shadow-sm)}.products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.75rem}.product-card{background:var(--white);border-radius:20px;padding:2rem;box-shadow:var(--shadow);border:1px solid var(--gray-lighter);transition:all .3s ease;display:flex;flex-direction:column;justify-content:space-between}.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-xl);border-color:#6366f14d}.product-card-title{font-size:1.3rem;font-weight:800;margin-bottom:.85rem;display:flex;align-items:center;gap:10px}.product-card-desc{font-size:.93rem;color:var(--gray);line-height:1.65;margin-bottom:1.5rem;min-height:72px}.product-tags{display:flex;flex-wrap:wrap;gap:8px;border-top:1px solid var(--gray-lighter);padding-top:1.1rem;margin-bottom:1.25rem}.chip{background:var(--bg);color:var(--dark-light);font-size:.8rem;font-weight:600;padding:4px 11px;border-radius:8px;border:1px solid var(--gray-lighter)}.product-actions{display:flex;align-items:center;gap:.75rem;padding-top:.85rem;border-top:1px dashed var(--gray-lighter)}.action-btn-video,.action-btn-download{flex:1;padding:8px 12px;border-radius:10px;font-size:.85rem;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:6px;transition:all .25s ease;cursor:pointer}.action-btn-video{background:#6366f114;color:var(--primary);border:1px solid rgba(99,102,241,.2)}.action-btn-video:hover{background:var(--primary);color:var(--white);box-shadow:0 4px 12px #6366f14d;transform:translateY(-2px)}.action-btn-download{background:#06b6d414;color:#0891b2;border:1px solid rgba(6,182,212,.2)}.action-btn-download:hover{background:var(--secondary);color:var(--white);box-shadow:0 4px 12px #06b6d44d;transform:translateY(-2px)}.flow-diagram{background:var(--white);border-radius:20px;padding:2rem;box-shadow:var(--shadow);margin-bottom:1.5rem;border:1px solid var(--gray-lighter)}.flow-banner-title{text-align:center;font-size:1rem;font-weight:700;color:var(--primary);margin-bottom:1.5rem}.flow-flex{display:flex;align-items:center;justify-content:space-between;gap:12px}.flow-node{flex:1;background:var(--bg);padding:1.1rem .85rem;border-radius:14px;text-align:center;border-top:4px solid var(--primary)}.flow-node-solve{border-top-color:var(--primary-dark);background:#eef2ff}.flow-node-done{border-top-color:#10b981;background:#ecfdf5}.flow-arrow{font-size:1.15rem;font-weight:700;color:var(--gray-light)}.sub-header-title{font-size:1.2rem;font-weight:800;color:var(--dark);margin-bottom:1.1rem}.source-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-bottom:1.5rem}.source-card{background:var(--white);border-radius:16px;padding:1.6rem;box-shadow:var(--shadow-sm);border:1px solid var(--gray-lighter)}.source-title{font-size:1rem;font-weight:700;margin-bottom:.65rem;padding-bottom:.5rem;border-bottom:2px solid var(--gray-lighter)}.guarantee-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}.guarantee-card{background:var(--white);border-radius:16px;padding:1.4rem 1.6rem;box-shadow:var(--shadow-sm);border:1px solid var(--gray-lighter);border-top:3px solid var(--primary)}.guarantee-title{font-size:.95rem;font-weight:700;color:var(--primary);margin-bottom:.4rem}.tab-wrapper{background:var(--white);border-radius:22px;padding:2.25rem 2rem;box-shadow:var(--shadow-lg);border:1px solid var(--gray-lighter)}.tab-buttons{display:flex;gap:12px;border-bottom:2px solid var(--gray-lighter);margin-bottom:1.25rem;padding-bottom:2px}.tab-btn{background:none;border:none;font-size:.98rem;font-weight:700;color:var(--gray);padding:11px 22px;cursor:pointer;border-radius:10px 10px 0 0;transition:all .2s;position:relative}.tab-btn.active{color:var(--primary);background:#6366f114}.tab-btn.active:after{content:"";position:absolute;bottom:-4px;left:0;right:0;height:4px;background:var(--gradient-primary);border-radius:2px}.tab-content{display:none}.tab-content.active{display:block}.role-header{font-size:1.3rem;font-weight:800;color:var(--dark);margin-bottom:1.25rem;padding-left:12px;border-left:4px solid var(--primary)}.comparison-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-bottom:1.25rem}.comparison-box{background:var(--bg);border:1px solid var(--gray-lighter);border-radius:16px;padding:1.35rem;text-align:center}.comparison-box.afu{background:#6366f10a;border-color:#6366f133}.comparison-box h4{margin-bottom:.85rem;font-size:.98rem}.flow-list{font-size:.88rem;line-height:2.1;color:var(--dark-light)}.web-table{width:100%;border-collapse:collapse;margin-bottom:1.25rem;font-size:.92rem}.web-table th,.web-table td{padding:12px 16px;text-align:left;border:1px solid var(--gray-lighter)}.web-table th{background-color:var(--bg);color:var(--dark);font-weight:700}.web-table tr:nth-child(2n){background-color:#f8fafc80}.value-highlights{background:var(--bg);padding:1.1rem 1.35rem;border-radius:14px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;border:1px solid var(--gray-lighter)}.strategy{background:linear-gradient(180deg,#f8fafc,#eef2ff,#f8fafc);position:relative;overflow:hidden}.strategy-header{text-align:center;max-width:800px;margin:0 auto 3rem;position:relative;z-index:2}.strategy-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem;position:relative;z-index:2;align-items:stretch;margin-bottom:2rem}.strategy-card{background:var(--white);border:1px solid var(--gray-lighter);border-radius:22px;padding:2.5rem;transition:all .3s;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow);display:flex;flex-direction:column;height:100%}.strategy-left{background:linear-gradient(145deg,#fff,#f8fafc)}.strategy-left h3 i{color:#6366f1;background:#6366f11a;padding:10px;border-radius:12px}.strategy-right{background:linear-gradient(145deg,#fff,#eef2ff);border-color:#6366f133;box-shadow:0 15px 40px #6366f114}.strategy-right h3 i{color:#d946ef;background:#d946ef1a;padding:10px;border-radius:12px}.strategy-card h3{font-size:1.5rem;color:var(--dark);margin-bottom:1.5rem;display:flex;align-items:center;gap:12px;font-weight:700}.strategy-list{list-style:none;flex:1;display:flex;flex-direction:column;justify-content:space-between}.strategy-list li{display:flex;align-items:flex-start;gap:12px;padding:14px 0;color:var(--dark-light);font-size:1.02rem;line-height:1.6;border-bottom:1px solid var(--gray-lighter)}.strategy-list li:last-child{border-bottom:none}.strategy-list li i{color:var(--primary);margin-top:5px;flex-shrink:0;font-size:1.1rem}.strategy-right .strategy-list li i{color:#d946ef}.expert-banner-card{background:linear-gradient(135deg,#fff,#fff7ed,#fef3c7);border:1.5px solid rgba(249,115,22,.3);border-radius:22px;padding:2.2rem 2.5rem;box-shadow:0 12px 35px #f9731614;position:relative;z-index:2;transition:all .3s}.expert-banner-card:hover{transform:translateY(-3px);box-shadow:0 18px 45px #f973161f;border-color:#f9731680}.expert-banner-header{display:flex;align-items:center;gap:12px;margin-bottom:.85rem}.expert-banner-header h3{font-size:1.45rem;font-weight:800;color:var(--dark);margin:0}.expert-banner-header i{color:#f97316;background:#f973161f;padding:10px;border-radius:12px;font-size:1.2rem}.expert-banner-desc{color:var(--dark-light);font-size:1.02rem;line-height:1.7;margin-bottom:1.25rem}.expert-tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.expert-tag{padding:6px 16px;background:#f973161a;border:1px solid rgba(249,115,22,.25);color:#ea580c;border-radius:30px;font-size:.88rem;font-weight:600;display:inline-flex;align-items:center;gap:6px}.apply{background:linear-gradient(180deg,#fff,#f8fafc)}.apply-action-buttons{display:flex;justify-content:center;align-items:center;gap:1.5rem;margin-top:2.5rem;flex-wrap:wrap}.apply-btn-main{min-width:220px;padding:16px 32px;background:var(--gradient-primary);color:var(--white);border:none;border-radius:14px;font-size:1.05rem;font-weight:700;cursor:pointer;transition:all .3s;display:inline-flex;align-items:center;justify-content:center;gap:10px;box-shadow:0 8px 25px #6366f14d}.apply-btn-main:hover{transform:translateY(-3px);box-shadow:0 14px 35px #6366f173}.apply-btn-orange{min-width:220px;padding:16px 32px;background:var(--gradient-orange);color:var(--white);border:none;border-radius:14px;font-size:1.05rem;font-weight:700;cursor:pointer;transition:all .3s;display:inline-flex;align-items:center;justify-content:center;gap:10px;box-shadow:0 8px 25px #f9731659}.apply-btn-orange:hover{transform:translateY(-3px);box-shadow:0 14px 35px #f9731680}.contact-btn-main{min-width:220px;padding:16px 32px;background:var(--white);color:var(--primary);border:2px solid var(--primary-light);border-radius:14px;font-size:1.05rem;font-weight:700;cursor:pointer;transition:all .3s;display:inline-flex;align-items:center;justify-content:center;gap:10px;box-shadow:var(--shadow)}.contact-btn-main:hover{transform:translateY(-3px);background:#6366f10d;border-color:var(--primary);box-shadow:0 12px 30px #6366f12e}.form-group{margin-bottom:1.25rem}.form-group label{display:block;font-weight:600;color:var(--dark-light);margin-bottom:.4rem;font-size:.88rem}.form-group label .required{color:#ef4444}.form-group input,.form-group select{width:100%;padding:11px 14px;border:1.5px solid var(--gray-lighter);border-radius:12px;font-size:.93rem;font-family:inherit;transition:all .3s;background:var(--bg);color:var(--dark)}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--primary);background:var(--white);box-shadow:0 0 0 4px #6366f114}.form-group select:focus{border-color:var(--orange);box-shadow:0 0 0 4px #f9731614}.checkbox-group{display:flex;align-items:flex-start;gap:10px;margin-bottom:1.25rem}.checkbox-group input[type=checkbox]{width:17px;height:17px;margin-top:2px;accent-color:var(--primary);cursor:pointer}.checkbox-group label{font-size:.88rem;color:var(--gray);line-height:1.5;cursor:pointer}.checkbox-group label a{color:var(--primary);text-decoration:none;font-weight:500}.submit-btn{width:100%;padding:13px;background:var(--gradient-primary);color:var(--white);border:none;border-radius:12px;font-size:.98rem;font-weight:600;cursor:pointer;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 4px 16px #6366f140}.submit-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 28px #6366f166}.submit-btn:disabled{background:var(--gray-lighter);color:var(--gray-light);box-shadow:none;cursor:not-allowed}.submit-btn-orange{width:100%;padding:13px;background:var(--gradient-orange);color:var(--white);border:none;border-radius:12px;font-size:.98rem;font-weight:600;cursor:pointer;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 4px 16px #f973164d}.submit-btn-orange:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 28px #f9731673}.submit-btn-orange:disabled{background:var(--gray-lighter);color:var(--gray-light);box-shadow:none;cursor:not-allowed}.form-error{color:#ef4444;font-size:.85rem;margin-top:.4rem;display:none;font-weight:500}.form-error.show{display:block}.form-notice-tip{text-align:center;color:var(--gray);font-size:.85rem;margin-top:.85rem;display:flex;align-items:center;justify-content:center;gap:6px}.qr-placeholder{width:200px;height:200px;background:var(--bg);border:2px dashed var(--gray-lighter);border-radius:18px;margin:0 auto 1.75rem;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.85rem;transition:all .3s}.qr-placeholder i{font-size:3.2rem;color:var(--gray-light);transition:color .3s}.qr-placeholder:hover i{color:#07c160}.qr-placeholder span{color:var(--gray);font-size:.85rem;font-weight:500}.footer{background:linear-gradient(180deg,#0f172a,#1e1b4b);padding:60px 0 30px;border-top:1px solid rgba(255,255,255,.05)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3.5rem;margin-bottom:3.5rem}.footer-brand{max-width:320px}.footer-brand .logo{margin-bottom:1.25rem;color:var(--white)}.footer-brand p{color:var(--gray-light);font-size:.88rem;line-height:1.75}.footer-links h4{color:var(--white);font-size:.95rem;margin-bottom:1.25rem;font-weight:700}.footer-links ul{list-style:none}.footer-links ul li{margin-bottom:.75rem}.footer-links ul li a{color:var(--gray-light);text-decoration:none;font-size:.88rem;transition:color .3s;cursor:pointer}.footer-links ul li a:hover{color:var(--primary-light)}.footer-bottom{border-top:1px solid rgba(255,255,255,.05);padding-top:2rem;display:flex;justify-content:space-between;align-items:center;color:var(--gray);font-size:.85rem}.social-links{display:flex;gap:1rem}.social-links a{width:38px;height:38px;background:#ffffff08;border:1px solid rgba(255,255,255,.05);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--gray-light);transition:all .3s;text-decoration:none}.social-links a:hover{background:var(--gradient-primary);color:var(--white);border-color:transparent}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a66;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:2000;display:none;align-items:center;justify-content:center;padding:2rem}.modal-overlay.show{display:flex}.modal-content{background:var(--white);border-radius:22px;max-width:650px;width:100%;max-height:80vh;overflow-y:auto;padding:2.25rem;box-shadow:var(--shadow-xl);border:1px solid var(--gray-lighter)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem;padding-bottom:.85rem;border-bottom:1px solid var(--gray-lighter)}.modal-header h3{font-size:1.25rem;color:var(--dark);font-weight:700}.modal-close{background:none;border:none;font-size:1.4rem;color:var(--gray);cursor:pointer;transition:color .2s}.modal-close:hover{color:#ef4444}.modal-body{color:var(--dark-light);line-height:1.75;font-size:.92rem}.modal-body h4{color:var(--dark);margin:1.25rem 0 .4rem;font-weight:700}.fade-in{opacity:0;transform:translateY(20px);transition:all .8s cubic-bezier(.16,1,.3,1)}.fade-in.visible{opacity:1;transform:translateY(0)}@media (max-width: 1024px){.banner-container{grid-template-columns:1fr;gap:3.5rem}.banner-right{order:-1;height:auto;position:static;display:block}.ai-center{position:static;margin-bottom:2rem}.value-card.float-card-top,.value-card.float-card-right,.value-card.float-card-bottom{position:static;width:100%;height:auto;animation:none;transform:none;margin-bottom:1rem}.strategy-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.float-card-grid{grid-template-columns:1fr;gap:1.5rem}.products-grid,.source-grid,.guarantee-grid{grid-template-columns:1fr}}@media (max-width: 768px){.nav-links{display:none}.mobile-toggle{display:block}.company-header h2,.section-title{font-size:1.9rem}.banner-title{font-size:2.2rem}.footer-grid{grid-template-columns:1fr;gap:2rem}.footer-bottom{flex-direction:column;gap:1.25rem;text-align:center}.comparison-grid{grid-template-columns:1fr}.tab-buttons{flex-wrap:wrap}.flow-flex{flex-direction:column}.flow-arrow{transform:rotate(90deg)}.apply-action-buttons{flex-direction:column}.apply-btn-main,.apply-btn-orange,.contact-btn-main{width:100%}.expert-banner-card{padding:1.5rem}.product-actions{flex-direction:column}#afu .section-title,#architecture .section-desc{white-space:normal}}