/* 压缩版CSS - 用于生产环境 */
:root{--bg-main:#FFFFFF;--bg-sub:#F8FAFC;--text-primary:#0F172A;--text-secondary:#475569;--text-muted:#64748B;--brand-color:#FF5500;--brand-dim:#FFF0E6;--border-color:#E2E8F0;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--transition-smooth:all 0.5s cubic-bezier(0.16,1,0.3,1);}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box;font-family:var(--font-sans);-webkit-font-smoothing:antialiased;}html{scroll-behavior:smooth;background-color:var(--bg-main);}body{color:var(--text-primary);overflow-x:hidden;line-height:1.7;}.container{max-width:1200px;margin:0 auto;padding:0 40px;}section{padding:140px 0;border-bottom:1px solid var(--border-color);}.fade-in-up{opacity:0;transform:translateY(30px);transition:var(--transition-smooth);}.fade-in-up.visible{opacity:1;transform:translateY(0);}.tech-icon{width:24px;height:24px;stroke:var(--text-primary);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;transition:var(--transition-smooth);}header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(255,255,255,0.8);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(226,232,240,0.5);transition:var(--transition-smooth);}.nav-wrapper{height:90px;display:flex;justify-content:space-between;align-items:center;}.brand-logo{display:flex;align-items:center;gap:12px;text-decoration:none;}.logo-img{height:40px;width:auto;transition:var(--transition-smooth);}.brand-text{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:700;letter-spacing:-0.5px;}.brand-name{color:var(--text-primary);}.brand-divider{width:4px;height:4px;background-color:var(--brand-color);border-radius:50%;}.brand-sub{font-weight:400;color:var(--text-secondary);}.nav-links{display:flex;gap:40px;list-style:none;}.nav-links a{text-decoration:none;color:var(--text-secondary);font-size:15px;font-weight:500;transition:var(--transition-smooth);}.nav-links a:hover{color:var(--brand-color);}.nav-cta{background:var(--text-primary);color:#FFF;padding:10px 24px;border-radius:6px;font-size:14px;font-weight:500;text-decoration:none;transition:var(--transition-smooth);}.nav-cta:hover{background:var(--brand-color);transform:translateY(-1px);}.hero-section{padding-top:240px;padding-bottom:160px;background:radial-gradient(var(--brand-dim) 0%,transparent 70%);background-size:600px 600px;background-position:calc(100% - 100px) 100px;background-repeat:no-repeat;}.hero-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;color:var(--brand-color);margin-bottom:24px;}.hero-title{font-size:64px;font-weight:800;line-height:1.15;letter-spacing:-2px;color:var(--text-primary);max-width:900px;margin-bottom:32px;}.hero-title span{color:var(--brand-color);}.hero-desc{font-size:20px;color:var(--text-secondary);max-width:720px;font-weight:400;margin-bottom:48px;}.hero-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:60px;border-top:1px solid var(--border-color);padding-top:48px;max-width:600px;}.stat-box .number{font-size:48px;font-weight:800;letter-spacing:-1px;color:var(--text-primary);line-height:1;margin-bottom:8px;}.stat-box .label{font-size:14px;color:var(--text-secondary);}.section-header{max-width:700px;margin-bottom:80px;}.section-header .tag{font-size:13px;color:var(--brand-color);font-weight:600;letter-spacing:1px;margin-bottom:12px;display:block;}.section-header h2{font-size:38px;font-weight:700;letter-spacing:-1px;}.strategy-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;}.strategy-card{padding:10px 0;}.strategy-card .icon-wrap{width:48px;height:48px;border:1px solid var(--border-color);border-radius:8px;display:flex;align-items:center;justify-content:center;margin-bottom:32px;transition:var(--transition-smooth);}.strategy-card:hover .icon-wrap{border-color:var(--brand-color);background:var(--brand-dim);}.strategy-card:hover .tech-icon{stroke:var(--brand-color);}.strategy-card h3{font-size:24px;font-weight:600;margin-bottom:16px;letter-spacing:-0.5px;}.strategy-card .intro{font-size:16px;color:var(--text-secondary);margin-bottom:32px;}.point-list{list-style:none;}.point-item{display:flex;align-items:flex-start;gap:12px;padding:16px 0;border-top:1px dashed var(--border-color);}.point-item .dot-indicator{width:6px;height:6px;background:var(--text-muted);border-radius:50%;margin-top:10px;transition:var(--transition-smooth);}.strategy-card:hover .point-item .dot-indicator{background:var(--brand-color);}.point-text h4{font-size:16px;font-weight:600;margin-bottom:4px;}.point-text p{font-size:14px;color:var(--text-secondary);}.ecosystem-section{background-color:var(--bg-sub);}.eco-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}.eco-box{background:var(--bg-main);border:1px solid var(--border-color);padding:40px;border-radius:12px;transition:var(--transition-smooth);}.eco-box:hover{transform:translateY(-5px);border-color:var(--text-primary);box-shadow:0 20px 40px rgba(15,23,42,0.04);}.eco-box .num{font-size:14px;font-weight:700;color:var(--brand-color);margin-bottom:24px;display:block;}.eco-box h3{font-size:20px;font-weight:600;margin-bottom:12px;}.eco-box p{font-size:15px;color:var(--text-secondary);}.trust-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;}.trust-info h2{font-size:38px;font-weight:700;letter-spacing:-1px;margin-bottom:24px;}.trust-info p{font-size:16px;color:var(--text-secondary);margin-bottom:32px;}.badge-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}.trust-badge{border:1px solid var(--border-color);padding:18px 24px;border-radius:6px;font-size:15px;font-weight:500;color:var(--text-primary);transition:var(--transition-smooth);}.trust-badge:hover{background:var(--text-primary);color:#FFF;border-color:var(--text-primary);}.form-wrapper{max-width:640px;margin:0 auto;}.minimal-form{display:flex;flex-direction:column;gap:32px;}.input-group{position:relative;}.minimal-form input,.minimal-form textarea{width:100%;border:none;border-bottom:1px solid var(--border-color);padding:12px 0;font-size:16px;color:var(--text-primary);background:transparent;outline:none;transition:var(--transition-smooth);}.minimal-form input:focus,.minimal-form textarea:focus{border-bottom-color:var(--brand-color);}.minimal-form label{position:absolute;left:0;top:12px;color:var(--text-muted);font-size:16px;pointer-events:none;transition:var(--transition-smooth);}.minimal-form input:focus ~ label,.minimal-form input:valid ~ label,.minimal-form textarea:focus ~ label,.minimal-form textarea:valid ~ label{top:-12px;font-size:12px;color:var(--brand-color);font-weight:600;}.submit-btn{background:var(--text-primary);color:#FFF;border:none;padding:16px 32px;font-size:16px;font-weight:600;border-radius:6px;cursor:pointer;transition:var(--transition-smooth);align-self:flex-start;}.submit-btn:hover{background:var(--brand-color);transform:translateY(-2px);}footer{background:#0A0F1D;color:#FFFFFF;padding:100px 0 40px 0;}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:80px;border-bottom:1px solid #1E293B;padding-bottom:60px;margin-bottom:40px;}.footer-brand h4{font-size:20px;font-weight:700;margin-bottom:16px;}.footer-brand p{color:#94A3B8;font-size:15px;max-width:320px;}.footer-nav h5{font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:#94A3B8;margin-bottom:24px;}.footer-nav ul{list-style:none;display:flex;flex-direction:column;gap:12px;}.footer-nav a{color:#64748B;text-decoration:none;font-size:14px;transition:var(--transition-smooth);}.footer-nav a:hover{color:var(--brand-color);}.footer-bottom{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:#475569;flex-wrap:wrap;gap:16px;}.footer-bottom a{color:#475669;text-decoration:none;margin-left:20px;transition:var(--transition-smooth);}.footer-bottom a:hover{color:#94A3B8;}@media (max-width:968px){section{padding:80px 0;}.hero-title{font-size:44px;}.strategy-grid,.eco-grid,.trust-layout,.footer-grid{grid-template-columns:1fr;gap:40px;}.nav-links,.nav-cta{display:none;}.footer-bottom{flex-direction:column;gap:16px;text-align:center;}.hero-stats{grid-template-columns:1fr;gap:30px;}}