:root{--primary-color:#3b82f6;--primary-hover:#2563eb;--primary-light:#eff6ff;--text-main:#0f172a;--text-muted:#475569;--bg-main:#f8fafc;--bg-card:#fff;--border-color:#e2e8f0;--max-width:1200px;--transition:all .3s cubic-bezier(.4, 0, .2, 1);--shadow-sm:0 1px 3px rgba(0,0,0,.05), 0 1px 2px rgba(0,0,0,.02);--shadow-md:0 4px 6px -1px rgba(15,23,42,.05), 0 2px 4px -2px rgba(15,23,42,.05);--shadow-lg:0 10px 15px -3px rgba(15,23,42,.05), 0 4px 6px -4px rgba(15,23,42,.05)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{color:var(--text-main);background-color:var(--bg-main);-webkit-font-smoothing:antialiased;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,Arial,sans-serif;line-height:1.6;overflow-x:hidden}a{color:var(--primary-color);transition:var(--transition);text-decoration:none}a:hover{color:var(--primary-hover)}img{max-width:100%;height:auto;display:block}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 24px}.lang-bar-container{border-bottom:1px solid var(--border-color);background-color:#fff;width:100%}.lang-bar{white-space:nowrap;max-width:var(--max-width);scrollbar-width:thin;scrollbar-color:transparent transparent;gap:16px;margin:0 auto;padding:10px 24px;display:flex;overflow-x:auto}.lang-bar::-webkit-scrollbar{background-color:transparent;height:4px}.lang-bar::-webkit-scrollbar-thumb{background-color:transparent;border-radius:4px}.lang-bar-container:hover .lang-bar::-webkit-scrollbar-thumb{background-color:rgba(15,23,42,.15)}.lang-bar:hover::-webkit-scrollbar-thumb{background-color:rgba(15,23,42,.15)}.lang-bar a{color:var(--text-muted);flex-shrink:0;font-size:13px;font-weight:500}.lang-bar a:hover{color:var(--primary-color)}header{border-bottom:1px solid var(--border-color);background-color:#fff;padding:16px 0}.header-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.logo-link{color:var(--text-main);align-items:center;gap:10px;font-size:22px;font-weight:800;display:flex}.logo-icon{background:linear-gradient(135deg, var(--primary-color), var(--primary-hover));border-radius:8px;width:32px;height:32px;display:inline-block;position:relative;box-shadow:0 2px 4px rgba(59,130,246,.2)}.logo-icon:before{content:"";border:2px solid #fff;border-radius:4px;position:absolute;top:6px;bottom:6px;left:6px;right:6px}.logo-text span{color:var(--primary-color)}nav ul{flex-wrap:wrap;gap:28px;list-style:none;display:flex}nav a{color:var(--text-muted);padding:6px 0;font-size:15px;font-weight:600;position:relative}nav a:hover,nav a.active{color:var(--primary-color)}nav a.active:after{content:"";background-color:var(--primary-color);border-radius:2px;width:100%;height:2px;position:absolute;bottom:0;left:0}.btn-it365{background-color:var(--primary-light);color:var(--primary-color);border:1px solid rgba(59,130,246,.15);border-radius:8px;align-items:center;padding:8px 16px;font-size:14px;font-weight:600;display:inline-flex}.btn-it365:hover{background-color:var(--primary-color);color:#fff}.ad-slot{max-width:var(--max-width);border:1px dashed var(--border-color);background:#fff;border-radius:12px;justify-content:center;align-items:center;margin:32px auto;padding:12px;display:flex;overflow:hidden}footer{border-top:1px solid var(--border-color);background-color:#fff;margin-top:64px;padding:48px 0 24px}.footer-inner{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:32px;margin-bottom:32px;display:flex}.footer-brand{max-width:360px}.footer-brand .logo-link{margin-bottom:12px}.footer-brand p{color:var(--text-muted);font-size:14px}.footer-links{flex-wrap:wrap;gap:64px;display:flex}.footer-group h4{color:var(--text-main);margin-bottom:16px;font-size:15px;font-weight:700}.footer-group ul{flex-direction:column;gap:8px;list-style:none;display:flex}.footer-group a{color:var(--text-muted);font-size:14px}.footer-group a:hover{color:var(--primary-color)}.footer-bottom{border-top:1px solid var(--border-color);color:var(--text-muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding-top:24px;font-size:13px;display:flex}.hero{background:radial-gradient(circle at 100% 0,rgba(59,130,246,.08),transparent 400px),radial-gradient(circle at 0 100%,rgba(59,130,246,.05),transparent 400px);padding:80px 0 60px}.hero-inner{grid-template-columns:1fr 1fr;align-items:center;gap:48px;display:grid}.hero-content h1{color:var(--text-main);margin-bottom:20px;font-size:44px;font-weight:800;line-height:1.2}.hero-content h1 span{background:linear-gradient(135deg, var(--primary-color), var(--primary-hover));-webkit-text-fill-color:transparent;-webkit-background-clip:text}.hero-content p{color:var(--text-muted);margin-bottom:32px;font-size:18px}.hero-actions{flex-wrap:wrap;gap:16px;display:flex}.btn{cursor:pointer;transition:var(--transition);border:none;border-radius:8px;justify-content:center;align-items:center;padding:12px 28px;font-size:16px;font-weight:600;display:inline-flex}.btn-primary{background-color:var(--primary-color);color:#fff;box-shadow:0 4px 6px rgba(59,130,246,.15)}.btn-primary:hover{background-color:var(--primary-hover);color:#fff;transform:translateY(-2px);box-shadow:0 6px 12px rgba(59,130,246,.25)}.btn-secondary{color:var(--text-main);border:1px solid var(--border-color);background-color:#fff}.btn-secondary:hover{background-color:var(--bg-main);transform:translateY(-2px)}.hero-mockup{position:relative}.mockup-card{border:1px solid var(--border-color);box-shadow:var(--shadow-lg);transition:var(--transition);background:#fff;border-radius:12px;overflow:hidden;transform:perspective(1000px)rotateY(-5deg)rotateX(2deg)}.mockup-card:hover{transform:perspective(1000px)rotateY(0)rotateX(0)}.mockup-header{background-color:var(--bg-main);border-bottom:1px solid var(--border-color);align-items:center;gap:6px;padding:10px 16px;display:flex}.mockup-dot{background-color:#ef4444;border-radius:50%;width:10px;height:10px}.mockup-dot:nth-child(2){background-color:#eab308}.mockup-dot:nth-child(3){background-color:#22c55e}.mockup-title{color:var(--text-muted);margin-left:12px;font-size:12px;font-weight:500}.mockup-body{background:linear-gradient(135deg,#fff,#eff6ff);padding:24px}.mockup-gui-window{border:1px solid var(--border-color);box-shadow:var(--shadow-sm);background-color:#fff;border-radius:6px;padding:16px}.gui-row{margin-bottom:12px}.gui-label{color:var(--text-muted);margin-bottom:4px;font-size:11px;font-weight:600}.gui-input{background:var(--bg-main);border:1px solid var(--border-color);width:100%;color:var(--text-main);border-radius:4px;padding:6px 10px;font-size:12px}.gui-progress{background-color:var(--bg-main);border-radius:4px;height:8px;margin-top:8px;overflow:hidden}.gui-progress-bar{background:linear-gradient(90deg, var(--primary-color), #60a5fa);width:65%;height:100%;animation:2s ease-in-out infinite alternate progress-slide}@keyframes progress-slide{0%{width:30%}to{width:85%}}.gui-stats{color:var(--text-muted);justify-content:space-between;margin-top:8px;font-size:11px;display:flex}.features{background-color:#fff;padding:80px 0}.section-header{text-align:center;max-width:640px;margin:0 auto 56px}.section-header h2{color:var(--text-main);margin-bottom:16px;font-size:32px;font-weight:800}.section-header p{color:var(--text-muted);font-size:16px}.features-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;display:grid}.feature-card{background-color:var(--bg-main);border:1px solid var(--border-color);transition:var(--transition);border-radius:12px;padding:32px 24px}.feature-card:hover{box-shadow:var(--shadow-md);border-color:rgba(59,130,246,.3);transform:translateY(-4px)}.feature-icon{background-color:var(--primary-light);width:48px;height:48px;color:var(--primary-color);border-radius:10px;justify-content:center;align-items:center;margin-bottom:20px;font-size:20px;font-weight:700;display:flex}.feature-card h3{color:var(--text-main);margin-bottom:12px;font-size:18px;font-weight:700}.feature-card p{color:var(--text-muted);font-size:14px;line-height:1.6}.repos{padding:80px 0}.repos-grid{grid-template-columns:1fr 1fr;gap:32px;display:grid}.repo-card{border:1px solid var(--border-color);box-shadow:var(--shadow-sm);transition:var(--transition);background-color:#fff;border-radius:16px;flex-direction:column;justify-content:space-between;padding:40px;display:flex}.repo-card:hover{box-shadow:var(--shadow-md);border-color:rgba(59,130,246,.4)}.repo-top h3{color:var(--text-main);margin-bottom:8px;font-size:22px;font-weight:800}.repo-badge{color:var(--text-muted);background-color:#f1f5f9;border-radius:20px;margin-bottom:20px;padding:4px 10px;font-size:12px;font-weight:600;display:inline-block}.repo-card p{color:var(--text-muted);margin-bottom:32px;font-size:15px}.repo-bottom{justify-content:space-between;align-items:center;display:flex}.github-link{color:var(--text-main);align-items:center;gap:8px;font-weight:600;display:inline-flex}.github-link:hover{color:var(--primary-color)}@media (max-width:992px){.hero{padding:48px 0}.hero-inner{text-align:center;grid-template-columns:1fr;gap:32px}.hero-actions{justify-content:center}.mockup-card{max-width:480px;margin:0 auto;transform:none}.repos-grid{grid-template-columns:1fr;gap:24px}}