:root{--primary:#2563eb;--primary-light:#3b82f6;--secondary:#64748b;--accent:#0ea5e9;--text-primary:#0f172a;--text-secondary:#475569;--text-light:#94a3b8;--bg-primary:#fff;--bg-secondary:#f8fafc;--bg-tertiary:#f1f5f9;--border:#e2e8f0;--border-light:#f1f5f9;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.1)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-primary);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:16px;line-height:1.7}.navbar{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff2;border-bottom:1px solid var(--border-light);position:fixed;top:0;transition:all .2s ease;width:100%;z-index:999990}.nav-container{align-items:center;display:flex;height:70px;justify-content:space-between;margin:0 auto;max-width:1200px;padding:0 2rem}.logo-img{margin-right:0;width:35px}.logo,.logo-img{color:var(--primary);font-weight:600;text-decoration:none}.logo{font-size:1.5rem;letter-spacing:.02em}.nav-links{display:flex;gap:2.5rem;list-style:none}.nav-links a{color:var(--text-secondary);font-size:.95rem;font-weight:500;text-decoration:none;transition:color .2s ease}.nav-links a:hover{color:var(--text-primary)}.nav-buttons{align-items:center;display:flex;gap:1rem}.nav-api{background:var(--bg-primary);border:1px solid var(--primary);border-radius:8px;color:var(--primary);font-size:.9rem;font-weight:500;padding:.45rem 1.75rem;text-decoration:none;transition:all .2s ease}.nav-api:hover{background:var(--primary);color:#fff}.nav-github{align-items:center;background:#24292e;border:1px solid #24292e;border-radius:8px;color:#fff;display:flex;font-size:.9rem;font-weight:500;gap:.5rem;padding:.6rem 1.2rem;text-decoration:none;transition:all .2s ease}.nav-github:hover{background:#2c3e50;border-color:#2c3e50;color:#fff}.nav-github svg{color:#fff;flex-shrink:0}.nav-github .github-stars{color:#fffc;font-size:.8rem;font-weight:400}.nav-cta{background:var(--primary);border:none;border-radius:8px;color:#fff;font-size:.95rem;font-weight:500;padding:.45rem 1.75rem;text-decoration:none;transition:background .2s ease}.nav-cta:hover{background:var(--primary-light)}.hero{background:linear-gradient(180deg,var(--bg-secondary) 0,var(--bg-primary) 100%);padding:120px 0 20px}.hero-container{margin:0 auto;max-width:1200px;padding:0 2rem;text-align:center}.hero-badge{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:50px;color:var(--text-secondary);display:inline-block;font-size:.875rem;font-weight:500;margin-bottom:2rem;padding:.5rem 1rem}.hero-title{color:var(--text-primary);font-size:clamp(2.5rem,5vw,4rem);font-weight:700;letter-spacing:-.02em;line-height:1.1;margin-bottom:1.5rem}.hero-subtitle{color:var(--text-secondary);font-size:1.25rem;line-height:1.6;margin:0 auto 3rem;max-width:600px}.hero-buttons{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center}.btn{align-items:center;border:none;border-radius:8px;cursor:pointer;display:inline-flex;font-size:1rem;font-weight:500;gap:.5rem;padding:1rem 2rem;text-decoration:none;transition:all .2s ease}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-light)}.btn-secondary{background:var(--bg-primary);border:1px solid var(--border);color:var(--text-primary)}.btn-secondary:hover{background:var(--bg-secondary)}.btn-github{background:#24292e;color:#fff;position:relative}.btn-github:hover{background:#2c3e50}.btn-github svg{flex-shrink:0}.github-stars{background:#ffffff26;border-radius:12px;font-size:.875rem;margin-left:.5rem;padding:.25rem .5rem;white-space:nowrap}.features{padding:80px 0}.container{margin:0 auto;max-width:1200px;padding:0 2rem}.section-header{margin-bottom:4rem;text-align:center}.section-title{color:var(--text-primary);font-size:2.5rem;font-weight:700;letter-spacing:-.02em;margin-bottom:1rem}.section-subtitle{color:var(--text-secondary);font-size:1.1rem;margin:0 auto;max-width:600px}.features-grid{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.feature-card{background:var(--bg-primary);border:1px solid var(--border);border-radius:12px;padding:2rem;transition:all .2s ease}.feature-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md)}.feature-icon{align-items:center;background:var(--bg-secondary);border-radius:12px;display:flex;font-size:1.5rem;height:48px;justify-content:center;margin-bottom:1.5rem;width:48px}.feature-title{color:var(--text-primary);font-size:1.25rem;font-weight:600;margin-bottom:.75rem}.feature-description{color:var(--text-secondary);line-height:1.6;margin-bottom:1.5rem}.feature-list{list-style:none}.feature-list li{color:var(--text-secondary);font-size:.95rem;padding:.25rem 0 .25rem 1.25rem;position:relative}.feature-list li:before{color:var(--primary);content:"•";font-weight:700;left:0;position:absolute}.new-features{background:var(--bg-secondary);padding:80px 0}.modules-grid{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}.module-card{background:var(--bg-primary);border:1px solid var(--border);border-radius:12px;padding:2.5rem;position:relative;transition:all .2s ease}.module-card:hover{border-color:var(--primary);box-shadow:var(--shadow-lg)}.new-badge{background:var(--primary);border-radius:50px;color:#fff;display:inline-block;font-size:.75rem;font-weight:600;letter-spacing:.5px;margin-bottom:1.5rem;padding:.25rem .75rem;text-transform:uppercase}.scenarios{padding:80px 0}.scenarios-grid{display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.scenario-card{background:var(--bg-primary);border:1px solid var(--border);border-radius:12px;padding:2rem;transition:all .2s ease}.scenario-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md)}.scenario-card h3{color:var(--text-primary);font-size:1.1rem;font-weight:600;margin-bottom:1rem}.scenario-steps{list-style:none}.scenario-steps li{border-bottom:1px solid var(--border-light);color:var(--text-secondary);font-size:.95rem;padding:.5rem 0}.scenario-steps li:last-child{border-bottom:none}.stats{background:var(--bg-secondary);padding:60px 0}.stats-grid{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));text-align:center}.stat-item{padding:1.5rem}.stat-number{color:var(--primary);display:block;font-size:2.5rem;font-weight:700;margin-bottom:.5rem}.stat-label{color:var(--text-secondary);font-size:.95rem;font-weight:500}.cta{padding:80px 0;text-align:center}.cta-content{margin:0 auto;max-width:600px}.cta-title{color:var(--text-primary);font-size:2.25rem;font-weight:700;letter-spacing:-.02em;margin-bottom:1rem}.cta-subtitle{color:var(--text-secondary);font-size:1.1rem;line-height:1.6;margin-bottom:2.5rem}.footer{background:var(--bg-tertiary);border-top:1px solid var(--border);padding:3rem 0 2rem}.footer-content{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin:0 auto;max-width:1200px;padding:0 2rem}.footer-section h3{color:var(--text-primary);font-size:1rem;font-weight:600;margin-bottom:1rem}.footer-section a,.footer-section p{color:var(--text-secondary);font-size:.95rem;line-height:1.8;text-decoration:none;transition:color .2s ease}.footer-section a:hover{color:var(--primary)}.footer-bottom{border-top:1px solid var(--border);color:var(--text-light);font-size:.9rem;margin-top:2rem;padding-bottom:20px;padding-top:2rem;text-align:center}@media (max-width:768px){.nav-links{display:none}.nav-buttons{gap:.5rem}.nav-api,.nav-github{font-size:.8rem;padding:.5rem .8rem}.nav-github:hover{background:#2c3e50;color:#fff}.nav-github .github-stars{display:none}.nav-cta{font-size:.9rem;padding:.6rem 1.2rem}.customer-service{bottom:15px;right:15px}.cs-panel{width:200px}.hover-qr-popup{left:-190px;padding:10px;width:160px}.cs-item.hover-qr:last-child .hover-qr-popup{top:-80px}.hero{padding:100px 0 60px}.hero-title{font-size:2.5rem}.hero-buttons{align-items:center;flex-direction:column}.btn{justify-content:center;max-width:280px;width:100%}.cta,.features,.new-features,.scenarios{padding:60px 0}.section-title{font-size:2rem}.features-grid,.modules-grid,.scenarios-grid{grid-template-columns:1fr}}html{scroll-behavior:smooth}::-moz-selection{background:#2563eb1a;color:var(--primary)}::selection{background:#2563eb1a;color:var(--primary)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-light)}.customer-service{bottom:20px;position:fixed;right:4px;top:60%;transform:translateY(-50%);z-index:1000}.cs-panel{background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-lg);opacity:1;position:relative;transform:translateY(0);visibility:visible;width:200px}.cs-content{padding:8px 0}.cs-item{align-items:center;background:none;border:none;color:var(--text-primary);display:flex;padding:12px 20px;text-decoration:none;transition:background .2s ease;width:100%}.cs-item:hover{background:var(--bg-secondary)}.cs-icon{align-items:center;display:flex;flex-shrink:0;font-size:20px;height:40px;justify-content:center;margin-right:12px;width:40px}.cs-text{display:flex;flex-direction:column;gap:2px}.cs-title{color:var(--text-primary);font-size:14px;font-weight:500}.cs-desc{color:var(--text-secondary);font-size:12px}.cs-item.hover-qr{position:relative}.hover-qr-popup{background:#fff;border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow-lg);left:-220px;opacity:0;padding:15px;position:absolute;top:0;transition:all .3s ease;visibility:hidden;width:200px;z-index:1001}.cs-item.hover-qr:hover .hover-qr-popup{opacity:1;visibility:visible}.cs-item.hover-qr:last-child .hover-qr-popup{top:-158px}.cs-item.hover-qr:first-child .hover-qr-popup{top:-145px}.hover-qr-popup img{border-radius:4px;height:auto;margin-bottom:8px;width:100%}.hover-qr-popup p{color:var(--text-secondary);font-size:12px;margin:0;text-align:center}@media (max-width:768px){.nav-cta[data-v-37981ffb]{font-size:.9rem;padding:.4rem .8rem}.nav-container[data-v-37981ffb]{gap:.5rem}.nav-buttons[data-v-37981ffb]{white-space:nowrap}.nav-links[data-v-37981ffb]{gap:1rem}.nav-links li a[data-v-37981ffb]{font-size:.9rem}}.mobile-only[data-v-37981ffb]{display:none}@media (max-width:768px){.mobile-only[data-v-37981ffb]{display:block}.nav-buttons[data-v-37981ffb]{display:none}}.footer-beian[data-v-c554df18]{color:#999;font-size:12px;justify-content:center}.footer-beian[data-v-c554df18],.footer-beian a[data-v-c554df18]{align-items:center;display:flex}.footer-beian a[data-v-c554df18]{color:inherit;text-decoration:none}.beian-img[data-v-c554df18]{height:20px;margin-right:5px;vertical-align:middle;width:20px}.beian-a[data-v-c554df18]{color:inherit;font-size:13px;text-decoration:none}.beian-a[data-v-c554df18]:hover{color:#0b79f0}