.semi-layout-content{padding:0!important;margin:0!important}:root{--primary: #4F46E5;--primary-dark: #3730A3;--primary-light: #818CF8;--sky-blue: #60a5fa;--secondary: #10B981;--secondary-dark: #059669;--dark: #1F2937;--dark-light: #374151;--light: #F9FAFB;--gray: #9CA3AF;--gray-light: #E5E7EB;--transition: .3s ease;--shadow: 0 10px 25px -5px rgba(0,0,0,.1), 0 10px 10px -5px rgba(0,0,0,.04);--shadow-light: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -1px rgba(0,0,0,.06);--radius: 12px;--radius-sm: 8px}*{margin:0;padding:0;box-sizing:border-box;font-family:Segoe UI,Microsoft YaHei,sans-serif}html,body{height:100%;width:100%}body{color:var(--dark);background:#f8fafc;line-height:1.6;overflow-x:hidden}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}.btn{padding:12px 28px;border-radius:var(--radius-sm);font-weight:600;cursor:pointer;transition:var(--transition);border:none;font-size:16px;text-decoration:none;display:inline-block;text-align:center}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow)}.btn-secondary{background:#fff;color:var(--primary);border:2px solid var(--primary)}.btn-secondary:hover{background:var(--primary-light);border-color:var(--primary);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}.social-icon{width:40px;height:40px;border-radius:50%;background:var(--dark-light);display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none;transition:var(--transition)}.social-icon:hover{color:var(--sky-blue)!important;transform:translateY(-3px)}.hero-section{padding:80px 0 100px!important;background:linear-gradient(135deg,#f6f8ff,#f0f4ff);position:relative;overflow:hidden;width:100%}.hero-section:before{content:"";position:absolute;top:-100px;right:-100px;width:400px;height:400px;background:radial-gradient(circle,var(--primary-light) 0%,transparent 70%);opacity:.1;border-radius:50%}.hero-section:after{content:"";position:absolute;bottom:-150px;left:-150px;width:500px;height:500px;background:radial-gradient(circle,var(--secondary) 0%,transparent 70%);opacity:.08;border-radius:50%}.hero-content{display:flex;flex-direction:column;align-items:center;text-align:center;max-width:900px;margin:0 auto;position:relative;z-index:1}.hero-badge{display:inline-block;background:linear-gradient(90deg,var(--primary),var(--primary-light));color:#fff;padding:8px 24px;border-radius:30px;font-size:14px;font-weight:600;margin-bottom:25px;box-shadow:var(--shadow-light)}.hero-section h1{font-size:3.5rem;font-weight:800;line-height:1.1;margin-bottom:20px;background:linear-gradient(90deg,var(--dark),var(--primary));-webkit-background-clip:text;background-clip:text;color:transparent}.hero-subtitle{font-size:1.18rem;color:var(--dark-light);margin-bottom:40px;max-width:700px}.hero-actions{display:flex;gap:15px;margin-bottom:60px;flex-wrap:wrap;justify-content:center}.hero-features{display:flex;justify-content:center;flex-wrap:wrap;gap:40px;margin-top:40px;padding-top:40px;border-top:1px solid rgba(0,0,0,.05)}.feature-item{display:flex;flex-direction:column;align-items:center;text-align:center;width:180px}.feature-number{font-size:2.5rem;font-weight:800;color:var(--primary);line-height:1;margin-bottom:5px;min-height:60px;display:flex;align-items:center;justify-content:center}.feature-label{font-size:.9rem;color:var(--dark-light);font-weight:500}.features-section{padding:80px 0!important;width:100%;background:#fff}.section-title{text-align:center;margin-bottom:60px}.section-title h2{font-size:2.5rem;font-weight:700;margin-bottom:15px;color:var(--dark)}.section-subtitle{font-size:1.1rem;color:var(--dark-light);max-width:700px;margin:0 auto}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.feature-card{background:#fff;border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-light);transition:var(--transition);border:1px solid var(--gray-light);position:relative;height:100%}.feature-card:hover{transform:translateY(-10px);box-shadow:var(--shadow);border-color:var(--primary-light)}.feature-icon{width:70px;height:70px;border-radius:18px;background:linear-gradient(135deg,var(--primary-light),var(--primary));display:flex;align-items:center;justify-content:center;margin-bottom:25px;color:#fff;font-size:28px}.feature-card:nth-child(1) .feature-icon{background:linear-gradient(135deg,#818cf8,#4f46e5)}.feature-card:nth-child(2) .feature-icon{background:linear-gradient(135deg,#f59e0b,#d97706)}.feature-card:nth-child(3) .feature-icon{background:linear-gradient(135deg,#10b981,#059669)}.feature-card:nth-child(4) .feature-icon{background:linear-gradient(135deg,#ef4444,#dc2626)}.feature-card:nth-child(5) .feature-icon{background:linear-gradient(135deg,#8b5cf6,#7c3aed)}.feature-card:nth-child(6) .feature-icon{background:linear-gradient(135deg,#06b6d4,#0891b2)}.feature-card:nth-child(7) .feature-icon{background:linear-gradient(135deg,#ec4899,#db2777)}.feature-card:nth-child(8) .feature-icon{background:linear-gradient(135deg,#f59e0b,#fbbf24)}.feature-card:nth-child(9) .feature-icon{background:linear-gradient(135deg,#10b981,#34d399)}.feature-card h3{font-size:1.4rem;margin-bottom:12px;color:var(--dark);font-weight:700;letter-spacing:-.5px}.feature-card p{color:var(--dark-light);line-height:1.6;font-size:.95rem}.scenarios-section{padding:80px 0;background:linear-gradient(135deg,#f0f4ff,#eef2ff);width:100%}.scenarios-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px;margin-top:50px}.scenario-card{background:#fff;border-radius:var(--radius);padding:30px;text-align:center;box-shadow:var(--shadow-light);transition:var(--transition);border:1px solid var(--gray-light);height:100%;display:flex;flex-direction:column;align-items:center}.scenario-card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:var(--primary-light)}.scenario-icon{width:70px;height:70px;border-radius:18px;background:linear-gradient(135deg,#818cf8,#4f46e5);display:flex;align-items:center;justify-content:center;margin:0 auto 20px;color:#fff;font-size:28px}.scenario-card:nth-child(1) .scenario-icon{background:linear-gradient(135deg,#818cf8,#4f46e5)}.scenario-card:nth-child(2) .scenario-icon{background:linear-gradient(135deg,#10b981,#059669)}.scenario-card:nth-child(3) .scenario-icon{background:linear-gradient(135deg,#f59e0b,#d97706)}.scenario-card:nth-child(4) .scenario-icon{background:linear-gradient(135deg,#ef4444,#dc2626)}.scenario-card:nth-child(5) .scenario-icon{background:linear-gradient(135deg,#8b5cf6,#7c3aed)}.scenario-card:nth-child(6) .scenario-icon{background:linear-gradient(135deg,#ec4899,#db2777)}.scenario-card:nth-child(7) .scenario-icon{background:linear-gradient(135deg,#06b6d4,#0891b2)}.scenario-card:nth-child(8) .scenario-icon{background:linear-gradient(135deg,#f59e0b,#fbbf24)}.scenario-title{font-size:1.3rem;margin-bottom:12px;color:var(--dark);font-weight:600;line-height:1.3}.scenario-text{color:var(--dark-light);font-size:.92rem;line-height:1.5}.ecosystem-section{background:#fff!important;padding:80px 0!important;width:100%}.logos-grid{margin-top:50px;margin-bottom:30px;width:100%}.logo-row{display:flex;justify-content:center;flex-wrap:wrap;gap:20px;margin-bottom:20px}.logo-item{width:80px;height:80px}.logo-box{width:100%;height:100%;border-radius:12px;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px #00000014;transition:var(--transition);border:1px solid rgba(0,0,0,.08)}.logo-box:hover{transform:translateY(-8px);box-shadow:0 10px 24px #0000001f}.logo-svg{width:40px;height:40px}.more-box{background:var(--primary-light)!important;display:flex;flex-direction:column;align-items:center;justify-content:center}.more-text{font-size:1.3rem;font-weight:700;color:#fff}.more-label{font-size:.7rem;color:#fff;margin-top:4px}.ecosystem-description{display:flex;justify-content:center;gap:40px;margin-top:40px;text-align:center}.desc-item{flex:1;max-width:300px;border-radius:12px;padding:12px;transition:transform .3s ease,box-shadow .3s ease}.desc-item i{background:var(--primary);color:#fff;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 15px;font-size:18px;transition:background .3s ease}.desc-item:hover{transform:translateY(-4px);box-shadow:0 10px 24px #0000001a}.desc-item:hover i{background:var(--primary-dark)}.desc-item h3{font-size:1.2rem;margin-bottom:8px;color:var(--dark)}.desc-item p{color:var(--dark-light);font-size:.9rem;line-height:1.5}.dev-friendly-section{background:linear-gradient(135deg,#f0f4ff,#eef2ff);padding:80px 0!important;width:100%}.dev-content{display:flex;align-items:center;gap:50px}.dev-text{flex:1}.dev-text h3{font-size:1.8rem;margin-bottom:20px;color:var(--dark);font-weight:700;line-height:1.2}.dev-text p{color:var(--dark-light);margin-bottom:25px;font-size:1rem;line-height:1.6}.dev-feature span{font-size:1rem;color:var(--dark-light)}.code-container{flex:1;background:#1e1e1e;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.code-header{background:#2d2d2d;padding:15px 20px;display:flex;align-items:center;justify-content:space-between;color:#fff}.code-title{font-weight:600}.code-actions{display:flex;gap:10px}.code-action{width:12px;height:12px;border-radius:50%}.code-action.red{background:#ff5f56}.code-action.yellow{background:#ffbd2e}.code-action.green{background:#27c93f}.code-body{padding:25px;color:#d4d4d4;font-family:Monaco,Courier New,monospace;font-size:14px;line-height:1.8;overflow-x:auto}.code-keyword{color:#569cd6!important}.code-function{color:#dcdcaa!important}.code-string{color:#ce9178!important}.code-comment{color:#6a9955!important}.code-var{color:#9cdcfe!important}.code-punctuation{color:#d4d4d4!important}.code-import-name{color:#dcdcaa!important}.code-number{color:#fff!important}.dev-features{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:30px}.dev-feature{display:flex;align-items:center;gap:10px}.dev-feature i{color:var(--secondary);font-size:18px}.cta-section{background:linear-gradient(135deg,#f5f8ff,#eef4ff)!important;color:var(--dark)!important;text-align:center;padding:80px 0!important;width:100%}.cta-section h2{font-size:2.5rem;margin-bottom:20px;color:var(--dark)!important}.cta-section p{font-size:1.2rem;margin-bottom:40px;opacity:.95;max-width:700px;margin-left:auto;margin-right:auto;color:var(--dark-light)!important}.cta-section .btn{background:var(--primary);color:#fff!important;font-size:18px;padding:16px 45px}.cta-section .btn:hover{background:var(--primary-dark);transform:translateY(-3px);box-shadow:0 15px 30px #0003}.footer-section{background:var(--dark);color:#fff;padding:80px 0 30px!important;width:100%}.footer-content{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:40px;margin-bottom:60px}.footer-logo{font-size:28px;font-weight:700;color:#fff;margin-bottom:15px;display:block;text-decoration:none;transition:var(--transition)}.footer-logo:hover{color:var(--sky-blue)!important}.footer-description{color:var(--gray);margin-bottom:30px;font-size:.9rem;line-height:1.5}.footer-heading{font-size:1.1rem;font-weight:600;margin-bottom:20px;color:#fff}.footer-links{list-style:none}.footer-links li{margin-bottom:12px}.footer-links a{color:var(--gray);text-decoration:none;transition:var(--transition);font-size:.9rem}.footer-links a:hover{color:var(--sky-blue)!important;padding-left:5px}.footer-bottom{border-top:1px solid var(--dark-light);padding-top:30px;text-align:center;color:var(--gray);font-size:.9rem;line-height:1.4}.social-icons{display:flex;gap:12px;margin-top:20px}.wechat-icon{position:relative}.qrcode-popup{position:absolute;bottom:100%;left:50%;transform:translate(-50%) translateY(-15px);background:#fff;border-radius:var(--radius-sm);padding:15px;box-shadow:0 10px 30px #0003;opacity:0;visibility:hidden;transition:var(--transition);z-index:1000;width:180px;text-align:center;margin-bottom:15px}.qrcode-popup:after{content:"";position:absolute;top:100%;left:50%;transform:translate(-50%);border-width:8px;border-style:solid;border-color:#fff transparent transparent transparent}.qrcode-popup img{width:150px;height:150px;border-radius:8px;margin-bottom:10px}.qrcode-popup p{font-size:12px;color:var(--dark-light);margin:0;font-weight:500}.wechat-icon:hover .qrcode-popup{opacity:1;visibility:visible;transform:translate(-50%) translateY(-5px)}.back-to-top{position:fixed;right:calc(16px + env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);border:none;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);transition:var(--transition);z-index:100000;pointer-events:none;touch-action:manipulation}.back-to-top:hover{background:var(--primary-dark);transform:translateY(6px)}.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}@media (max-width: 1200px){.features-grid,.scenarios-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 992px){.hero-section h1{font-size:2.8rem}.ecosystem-content,.dev-content{flex-direction:column}.footer-content{grid-template-columns:repeat(2,1fr);gap:30px}.logo-item{width:70px;height:70px}.logo-svg{width:36px;height:36px}.logo-row{gap:15px}.ecosystem-description{flex-direction:column;gap:30px}.desc-item{max-width:100%}}@media (max-width: 768px){.hero-section h1{font-size:2.2rem}.section-title h2{font-size:2rem}.features-grid,.scenarios-grid,.dev-features{grid-template-columns:1fr}.footer-content{grid-template-columns:1fr;gap:20px}.footer-links{list-style:none}.footer-links a{word-break:break-word;white-space:normal}.footer-links li{margin-bottom:10px}.footer-heading{margin-bottom:12px}.footer-bottom{text-align:center}.hero-actions{flex-direction:column;align-items:center}.hero-actions .btn{width:100%;max-width:300px;margin-bottom:10px}.footer-description{font-size:.85rem}.logo-item{width:60px;height:60px}.logo-svg{width:32px;height:32px}.logo-row{gap:12px}}@media (max-width: 576px){.logo-item{width:55px;height:55px}.logo-svg{width:30px;height:30px}.logo-row{gap:10px}.more-text{font-size:1rem}.more-label{font-size:.5rem}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeInUp .8s ease forwards;opacity:0}.delay-1{animation-delay:.2s}.delay-2{animation-delay:.4s}.delay-3{animation-delay:.6s}@media screen and (max-width: 768px){html,body{overflow-x:hidden;position:relative;width:100%;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;text-size-adjust:100%}.hero-section,.features-section,.scenarios-section,.ecosystem-section,.dev-friendly-section,.cta-section,.footer-section{position:relative;z-index:1;background-attachment:scroll!important;-webkit-backface-visibility:visible!important;backface-visibility:visible!important;opacity:1!important;visibility:visible!important;transform:none!important}.hero-section{background:#f6f8ff;background:linear-gradient(135deg,#f6f8ff,#f0f4ff) fixed}.ecosystem-section{background:#fff!important}.cta-section{background:linear-gradient(135deg,#f5f8ff,#eef4ff)!important}.hero-section h1{background:linear-gradient(90deg,var(--dark),var(--primary));-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}.fade-in,.delay-1,.delay-2,.delay-3{animation:fadeInUp .6s ease forwards;-webkit-animation:fadeInUp .6s ease forwards;will-change:transform,opacity;backface-visibility:hidden;-webkit-backface-visibility:hidden}.hero-section:before,.hero-section:after{display:none}.btn,.social-icon,.feature-card,.scenario-card{-webkit-tap-highlight-color:rgba(0,0,0,0);tap-highlight-color:rgba(0,0,0,0);-webkit-touch-callout:none}.hero-section{min-height:100vh;padding:40px 0 60px!important}.container{min-height:1px}.hero-content,.features-grid,.scenarios-grid,.dev-content,.footer-content{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox}.features-grid,.scenarios-grid{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column}.feature-card:hover,.scenario-card:hover,.logo-box:hover{transform:translateY(-5px);-webkit-transform:translateY(-5px)}@supports (-webkit-overflow-scrolling: touch){.code-body{-webkit-overflow-scrolling:touch}}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}.hero-section{transform:translateZ(0);-webkit-transform:translateZ(0)}}@media screen and (max-width: 320px){.hero-section h1{font-size:1.8rem}.section-title h2{font-size:1.5rem}.hero-actions .btn{padding:10px 20px;font-size:14px}}@media screen and (-webkit-min-device-pixel-ratio: 0) and (max-width: 768px){.hero-section{background-attachment:scroll}.fade-in{opacity:1;animation:none;transform:translateY(0)}.delay-1,.delay-2,.delay-3{animation-delay:0s}}@supports (-webkit-touch-callout: none){.hero-section{min-height:-webkit-fill-available}}@media screen and (max-width: 768px){.fade-in{animation:fadeInUp .3s ease forwards;opacity:1!important}}@media screen and (max-width: 768px){.hero-section{opacity:1!important;visibility:visible!important}}@media screen and (max-width: 768px){body{background:#f8fafc!important}body:after{content:"";display:none}}@media screen and (max-width: 768px) and (-webkit-min-device-pixel-ratio: 0){html,body{-webkit-overflow-scrolling:touch;height:100%}.hero-section{-webkit-transform:translate3d(0,0,0);transform:translateZ(0)}}