:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#18191a;background-color:#f9fafb;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html.dark-mode{color-scheme:dark}html.dark-mode:root{color:#e8eaed;background-color:#121212}@keyframes gradientAnimation{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}html{scroll-behavior:smooth}a{text-decoration:none;color:inherit}body{margin:0;min-width:320px;min-height:100vh;transition:background-color .3s ease,color .3s ease}h1,h2,h3,h4,h5,h6{line-height:1.2;margin:0}button{border-radius:8px;border:none;padding:.625em 1.25em;font-size:.9375rem;font-weight:500;font-family:inherit;background-color:#06f;color:#fff;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1)}button:hover{background-color:#0052cc}button:focus,button:focus-visible{outline:2px solid #0066ff;outline-offset:2px}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--primary-bg: #f9fafb;--secondary-bg: #ffffff;--text-primary: #18191a;--text-secondary: #5f6368;--accent-color: #0066ff;--border-radius: 12px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .04), 0 1px 3px rgba(0, 0, 0, .08);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .03), 0 4px 6px rgba(0, 0, 0, .05);--transition: all .2s cubic-bezier(.4, 0, .2, 1);--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-xxl: 48px;--card-1: rgba(0, 102, 255, .8);--card-2: rgba(52, 168, 83, .8);--card-3: rgba(251, 188, 5, .8);--card-4: rgba(234, 67, 53, .8);--card-5: rgba(156, 39, 176, .8);--team-1: rgba(129, 97, 244, .8);--team-2: rgba(69, 176, 209, .8);--team-3: rgba(255, 99, 132, .8);--border-color: rgba(0, 0, 0, .05);--gradient: linear-gradient(135deg, var(--accent-color), #5f3dc4);--team-gradient: linear-gradient(135deg, #8161f4, #45b0d1)}html.dark-mode:root{--primary-bg: #121212;--secondary-bg: #1e1e1e;--text-primary: #e8eaed;--text-secondary: #9aa0a6;--border-color: rgba(255, 255, 255, .1);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .2);--shadow-md: 0 4px 6px rgba(0, 0, 0, .25);--shadow-lg: 0 8px 16px rgba(0, 0, 0, .3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--primary-bg);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;position:relative;overflow-x:hidden}.app-container{max-width:1200px;margin:0 auto;padding:var(--spacing-xl);min-height:100vh;display:flex;flex-direction:column;position:relative;z-index:1}.top-nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-lg);position:relative;z-index:10}.changelog-link a{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--text-secondary);font-size:.875rem;font-weight:500;transition:var(--transition);padding:6px 12px;border-radius:6px;background-color:#00000008}.dark-mode .changelog-link a{background-color:#ffffff0d}.changelog-link a:hover{color:var(--accent-color);background-color:#0066ff14}.changelog-link svg{width:16px;height:16px}.background-decoration{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;overflow:hidden}.circle{position:absolute;border-radius:50%;opacity:.08}.circle-1{width:400px;height:400px;background:var(--accent-color);top:-100px;right:-100px;filter:blur(60px)}.circle-2{width:600px;height:600px;background:var(--accent-color);bottom:-200px;left:-200px;filter:blur(80px)}.grid-pattern{position:absolute;top:0;left:0;width:100%;height:100%;background-image:linear-gradient(to right,var(--border-color) 1px,transparent 1px),linear-gradient(to bottom,var(--border-color) 1px,transparent 1px);background-size:20px 20px;opacity:.3}.theme-toggle{position:relative;z-index:10}.theme-toggle button{background:transparent;border:none;color:var(--text-primary);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition)}.theme-toggle button:hover{background:#0000000d}.dark-mode .theme-toggle button:hover{background:#ffffff1a}.theme-toggle svg{width:20px;height:20px}header{text-align:center;margin-bottom:var(--spacing-xxl);padding-top:var(--spacing-xl)}.logo-container{display:flex;align-items:center;justify-content:center;margin-bottom:var(--spacing-md);position:relative}.logo-tech-element{width:6px;height:20px;background:var(--accent-color);margin:0 var(--spacing-md);position:relative;border-radius:2px;opacity:.8}.logo-tech-element:before{content:"";position:absolute;width:10px;height:10px;border-radius:50%;top:-15px;left:-2px;background:var(--accent-color)}.logo-container h1{font-size:3.5rem;font-weight:800;letter-spacing:-.5px;color:var(--text-primary);position:relative}.logo-container h1 span{background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent}.subtitle{font-size:1.25rem;color:var(--text-secondary);font-weight:400;margin-top:var(--spacing-sm);max-width:500px;margin-left:auto;margin-right:auto}main{flex:1;position:relative}.section-title{font-size:1.75rem;font-weight:600;color:var(--text-primary);margin-bottom:var(--spacing-lg);position:relative;display:inline-block}.section-title:after{content:"";position:absolute;bottom:-8px;left:0;width:40px;height:4px;background:var(--accent-color);border-radius:2px}.products-section{margin-bottom:var(--spacing-xxl)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--spacing-xl)}.project-card{position:relative;background:var(--secondary-bg);border-radius:var(--border-radius);padding:var(--spacing-lg);text-decoration:none;color:var(--text-primary);transition:var(--transition);box-shadow:var(--shadow-md);display:flex;flex-direction:column;justify-content:space-between;height:220px;overflow:hidden;border:1px solid var(--border-color);z-index:1}.project-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,#ffffff08,#fff0);z-index:-1}.project-card:hover{transform:translateY(-4px) scale(1.02);box-shadow:var(--shadow-lg)}.project-card:after{content:"";position:absolute;top:0;left:0;width:4px;height:0;transition:var(--transition)}.project-card:nth-child(1):after{background:var(--card-1)}.project-card:nth-child(2):after{background:var(--card-2)}.project-card:nth-child(3):after{background:var(--card-3)}.project-card:nth-child(4):after{background:var(--card-4)}.project-card:nth-child(5):after{background:var(--card-5)}.project-card:hover:after{height:100%}.card-highlight{position:absolute;top:0;right:0;width:40%;height:100%;background:linear-gradient(90deg,#fff0,#ffffff08);z-index:-1;opacity:0;transition:var(--transition)}.dark-mode .card-highlight{background:linear-gradient(90deg,#fff0,#ffffff05)}.project-card:hover .card-highlight{opacity:1}.card-content{flex:1;display:flex;flex-direction:column;position:relative;z-index:2}.card-header{display:flex;align-items:center;margin-bottom:var(--spacing-md)}.card-icon{width:36px;height:36px;display:flex;align-items:center;justify-content:center;margin-right:var(--spacing-md);color:var(--accent-color)}.card-icon svg{width:24px;height:24px}.project-card:nth-child(1) .card-icon{color:var(--card-1)}.project-card:nth-child(2) .card-icon{color:var(--card-2)}.project-card:nth-child(3) .card-icon{color:var(--card-3)}.project-card:nth-child(4) .card-icon{color:var(--card-4)}.project-card:nth-child(5) .card-icon{color:var(--card-5)}.project-card h3{font-size:1.25rem;font-weight:600;color:var(--text-primary)}.project-card p{font-size:.9375rem;color:var(--text-secondary);line-height:1.5}.card-arrow{display:flex;align-items:center;justify-content:flex-end;margin-top:var(--spacing-md);opacity:.6;transform:translate(-4px);transition:var(--transition)}.project-card:nth-child(1) .card-arrow{color:var(--card-1)}.project-card:nth-child(2) .card-arrow{color:var(--card-2)}.project-card:nth-child(3) .card-arrow{color:var(--card-3)}.project-card:nth-child(4) .card-arrow{color:var(--card-4)}.project-card:nth-child(5) .card-arrow{color:var(--card-5)}.project-card:hover .card-arrow{opacity:1;transform:translate(0)}.team-section{margin-bottom:var(--spacing-xxl)}.team-section .section-title:after{background:var(--team-1)}.team-links{display:grid;grid-template-columns:repeat(auto-fit,minmax(100%,1fr));gap:var(--spacing-lg)}.team-link-card{display:flex;align-items:center;background:var(--secondary-bg);border-radius:var(--border-radius);padding:var(--spacing-lg);text-decoration:none;color:var(--text-primary);transition:var(--transition);box-shadow:var(--shadow-md);border:1px solid 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h3{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:var(--spacing-sm)}.team-link-card p{font-size:.9375rem;color:var(--text-secondary);max-width:80%}.team-card-arrow{margin-left:auto;color:var(--text-secondary);opacity:.6;transform:translate(-4px);transition:var(--transition)}.team-link-card:nth-child(1) .team-card-arrow{color:var(--team-1)}.team-link-card:nth-child(2) .team-card-arrow{color:var(--team-2)}.team-link-card:nth-child(3) .team-card-arrow{color:var(--team-3)}.team-link-card:hover .team-card-arrow{opacity:1;transform:translate(0)}footer{margin-top:var(--spacing-xxl);text-align:center;color:var(--text-secondary);font-size:.875rem;padding:var(--spacing-lg) 0;border-top:1px solid var(--border-color);display:flex;flex-direction:column;align-items:center}.footer-links{display:flex;gap:var(--spacing-lg);margin-top:var(--spacing-md)}.footer-links a{color:var(--text-secondary);transition:var(--transition)}.footer-links a:hover{color:var(--accent-color)}.beian-info{margin-top:var(--spacing-sm);font-size:.8125rem}.beian-info a{color:#5f636899;text-decoration:none;transition:var(--transition)}.beian-info a:hover{color:var(--accent-color)}.dark-mode .beian-info a{color:#9aa0a680}@media (max-width: 768px){.projects-grid{grid-template-columns:1fr;gap:var(--spacing-md)}.app-container{padding:var(--spacing-lg)}.logo-container h1{font-size:2.5rem}header{margin-bottom:var(--spacing-xl);padding-top:var(--spacing-xl)}.footer-links{flex-direction:column;gap:var(--spacing-sm)}.top-nav{flex-wrap:wrap;gap:var(--spacing-sm)}.team-link-card{flex-direction:column;align-items:flex-start;padding:var(--spacing-lg)}.team-link-card:before{width:100%;height:5px;top:0;left:0}.team-card-icon{margin-right:0;margin-bottom:var(--spacing-md)}.team-link-card p{max-width:100%}.team-card-arrow{position:absolute;right:var(--spacing-lg);top:var(--spacing-lg)}}@media (min-width: 768px){.team-links{grid-template-columns:repeat(2,1fr)}}