```css
*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:#6c5ce7;--primary-light:#a29bfe;--primary-dark:#4a3cb5;--accent:#fd79a8;--bg:#0f0f1a;--bg-card:#1a1a2e;--bg-glass:rgba(26,26,46,0.7);--text:#e0e0e0;--text-light:#a0a0b0;--text-white:#ffffff;--shadow:0 8px 32px rgba(0,0,0,0.4);--radius:16px;--radius-sm:8px;--transition:0.3s ease}
[data-theme="light"]{--bg:#f5f5fa;--bg-card:#ffffff;--bg-glass:rgba(255,255,255,0.8);--text:#1a1a2e;--text-light:#555;--text-white:#1a1a2e;--shadow:0 8px 32px rgba(0,0,0,0.1)}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.gradient-bg{background:linear-gradient(135deg,#0f0f1a 0%,#1a1a2e 30%,#2d1b69 60%,#0f0f1a 100%);position:relative}
[data-theme="light"] .gradient-bg{background:linear-gradient(135deg,#e8e8f0 0%,#dcdce8 30%,#c8c0e8 60%,#e8e8f0 100%)}
.glass{background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(108,92,231,0.15);border-radius:var(--radius);box-shadow:var(--shadow)}
.glass:hover{border-color:rgba(108,92,231,0.3);transform:translateY(-2px);box-shadow:0 12px 40px rgba(108,92,231,0.2)}
.card{background:var(--bg-card);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);transition:var(--transition);border:1px solid rgba(108,92,231,0.08)}
.card:hover{transform:translateY(-4px);border-color:rgba(108,92,231,0.2)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:50px;font-weight:600;font-size:16px;border:none;cursor:pointer;transition:var(--transition);text-decoration:none;color:var(--text-white)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));box-shadow:0 4px 20px rgba(108,92,231,0.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(108,92,231,0.6)}
.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.section-title{font-size:42px;font-weight:800;text-align:center;margin-bottom:16px;background:linear-gradient(135deg,var(--text-white),var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-subtitle{text-align:center;color:var(--text-light);font-size:18px;max-width:600px;margin:0 auto 48px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(15,15,26,0.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(108,92,231,0.1)}
[data-theme="light"] header{background:rgba(245,245,250,0.85)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;padding:0 24px;max-width:1200px;margin:0 auto}
.logo{display:flex;align-items:center;gap:12px;font-size:24px;font-weight:800;color:var(--text-white);text-decoration:none}
.logo svg{width:40px;height:40px}
.nav-links{display:flex;gap:32px;list-style:none}
.nav-links a{color:var(--text);text-decoration:none;font-weight:500;font-size:15px;transition:var(--transition);position:relative}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--primary);transition:var(--transition)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links a:hover{color:var(--primary-light)}
.nav-actions{display:flex;align-items:center;gap:16px}
.theme-toggle{background:none;border:none;color:var(--text);font-size:22px;cursor:pointer;padding:8px;border-radius:50%;transition:var(--transition)}
.theme-toggle:hover{background:rgba(108,92,231,0.1);color:var(--primary)}
.menu-toggle{display:none;background:none;border:none;color:var(--text);font-size:28px;cursor:pointer;padding:8px}
.mobile-menu{display:none;position:fixed;top:72px;left:0;right:0;bottom:0;background:var(--bg);z-index:999;padding:32px 24px;overflow-y:auto;transform:translateX(100%);transition:transform 0.4s ease}
.mobile-menu.open{transform:translateX(0);display:block}
.mobile-menu a{display:block;padding:16px 0;font-size:18px;color:var(--text);text-decoration:none;border-bottom:1px solid rgba(108,92,231,0.1)}
.mobile-menu a:hover{color:var(--primary)}
.banner{min-height:100vh;display:flex;align-items:center;padding-top:72px;position:relative;overflow:hidden}
.banner-slide{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity 0.8s ease;padding:0 24px}
.banner-slide.active{opacity:1}
.banner-content{text-align:center;max-width:800px;position:relative;z-index:2}
.banner-content h1{font-size:64px;font-weight:900;line-height:1.1;margin-bottom:24px;background:linear-gradient(135deg,#fff 30%,var(--primary-light) 70%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.banner-content p{font-size:20px;color:var(--text-light);margin-bottom:40px;max-width:600px;margin-left:auto;margin-right:auto}
.banner-dots{position:absolute;bottom:40px;left:50%;transform:translateX(-50%);display:flex;gap:12px;z-index:3}
.banner-dots span{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,0.3);cursor:pointer;transition:var(--transition)}
.banner-dots span.active{background:var(--primary);width:36px;border-radius:6px}
.banner-deco{position:absolute;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(108,92,231,0.15),transparent 70%);top:-200px;right:-200px;z-index:1;pointer-events:none}
.banner-deco-2{position:absolute;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(253,121,168,0.1),transparent 70%);bottom:-100px;left:-100px;z-index:1;pointer-events:none}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:80px}
.stat-item{text-align:center;padding:24px}
.stat-number{font-size:48px;font-weight:900;background:linear-gradient(135deg,var(--primary-light),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-label{color:var(--text-light);font-size:16px;margin-top:8px}
.about-section{padding:120px 0}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.about-content h2{font-size:36px;font-weight:800;margin-bottom:24px;color:var(--text-white)}
.about-content p{color:var(--text-light);margin-bottom:16px;font-size:16px}
.about-visual{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.about-visual svg{width:100%;border-radius:var(--radius-sm);background:var(--bg-card);padding:16px}
.products-section{padding:120px 0}
.product-card{text-align:center;padding:40px 24px}
.product-card svg{width:80px;height:80px;margin-bottom:16px}
.product-card h3{font-size:22px;font-weight:700;margin-bottom:12px;color:var(--text-white)}
.product-card p{color:var(--text-light);font-size:15px}
.team-section{padding:120px 0}
.team-card{text-align:center;padding:32px}
.team-card svg{width:120px;height:120px;border-radius:50%;margin-bottom:16px;background:linear-gradient(135deg,var(--primary),var(--accent));padding:8px}
.team-card h3{font-size:20px;font-weight:700;color:var(--text-white)}
.team-card p{color:var(--text-light);font-size:14px}
.services-section{padding:120px 0}
.service-card{padding:32px}
.service-card svg{width:48px;height:48px;margin-bottom:12px}
.service-card h3{font-size:20px;font-weight:700;margin-bottom:8px;color:var(--text-white)}
.service-card p{color:var(--text-light);font-size:14px}
.cases-section{padding:120px 0}
.case-card{padding:24px;border-radius:var(--radius-sm)}
.case-card svg{width:100%;height:180px;border-radius:var(--radius-sm);margin-bottom:12px}
.case-card h3{font-size:18px;font-weight:700;color:var(--text-white);margin-bottom:8px}
.case-card p{color:var(--text-light);font-size:14px}
.testimonials-section{padding:120px 0}
.testimonial-card{padding:32px;position:relative}
.testimonial-card::before{content:'"';position:absolute;top:16px;left:24px;font-size:64px;color:var(--primary);opacity:0.3;font-family:serif;line-height:1}
.testimonial-card p{font-style:italic;color:var(--text);margin-bottom:16px;font-size:15px}
.testimonial-card .author{font-weight:600;color:var(--primary-light)}
.news-section{padding:120px 0}
.news-card{padding:24px}
.news-card .date{color:var(--text-light);font-size:13px;margin-bottom:8px}
.news-card h3{font-size:18px;font-weight:700;color:var(--text-white);margin-bottom:8px}
.news-card p{color:var(--text-light);font-size:14px;margin-bottom:16px}
.news-card .read-more{color:var(--primary);text-decoration:none;font-weight:600;font-size:14px;transition:var(--transition)}
.news-card .read-more:hover{color:var(--primary-light)}
.faq-section{padding:120px 0}
.faq-item{border-bottom:1px solid rgba(108,92,231,0.1);padding:16px 0}
.faq-question{display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-size:18px;font-weight:600;color:var(--text-white);padding:8px 0;transition:var(--transition)}
.faq-question:hover{color:var(--primary-light)}
.faq-question .icon{font-size:24px;transition:var(--transition)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.4s ease,opacity 0.4s ease;opacity:0;color:var(--text-light);font-size:15px;line-height:1.8}
.faq-answer.open{max-height:600px;opacity:1;padding-bottom:16px}
.howto-section{padding:120px 0}
.howto-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-top:32px}
.howto-step{display:flex;gap:16px;align-items:flex-start;padding:24px;border-radius:var(--radius-sm);background:var(--bg-card);border:1px solid rgba(108,92,231,0.08)}
.howto-step .step-num{font-size:32px;font-weight:900;color:var(--primary);min-width:48px}
.howto-step h4{font-size:18px;font-weight:700;color:var(--text-white);margin-bottom:4px}
.howto-step p{color:var(--text-light);font-size:14px}
.contact-section{padding:120px 0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact-info h3{font-size:24px;font-weight:700;color:var(--text-white);margin-bottom:16px}
.contact-info p{color:var(--text-light);margin-bottom:8px;display:flex;align-items:center;gap:8px}
.contact-info svg{width:20px;height:20px;fill:var(--primary)}
.contact-form input,.contact-form textarea{width:100%;padding:14px 16px;border-radius:var(--radius-sm);border:1px solid rgba(108,92,231,0.2);background:var(--bg-card);color:var(--text);font-size:15px;transition:var(--transition);margin-bottom:16px}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(108,92,231,0.2)}
.contact-form textarea{min-height:120px;resize:vertical}
.links-section{padding:60px 0;border-top:1px solid rgba(108,92,231,0.1)}
.links-grid{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.links-grid a{color:var(--text-light);text-decoration:none;font-size:14px;transition:var(--transition)}
.links-grid a:hover{color:var(--primary)}
footer{padding:60px 0 30px;border-top:1px solid rgba(108,92,231,0.1)}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-bottom:32px}
.footer-col h4{font-size:18px;font-weight:700;color:var(--text-white);margin-bottom:16px}
.footer-col p,.footer-col a{color:var(--text-light);font-size:14px;text-decoration:none;display:block;margin-bottom:8px;transition:var(--transition)}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:24px;border-top:1px solid rgba(108,92,231,0.1);flex-wrap:wrap;gap:16px}
.footer-bottom p{color:var(--text-light);font-size:13px}
.back-to-top{position:fixed;bottom:40px;right:40px;width:48px;height:48px;border-radius:50%;background:var(--primary);color:#fff;border:none;font-size:22px;cursor:pointer;box-shadow:0 4px 20px rgba(108,92,231,0.4);transition:var(--transition);z-index:100;opacity:0;visibility:hidden;transform:translateY(20px)}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(108,92,231,0.6)}
.search-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.7);backdrop-filter:blur(10px);z-index:2000;display:none;align-items:center;justify-content:center;padding:24px}
.search-modal.open{display:flex}
.search-modal .search-box{width:100%;max-width:600px;background:var(--bg-card);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.search-modal input{width:100%;padding:16px 20px;border-radius:var(--radius-sm);border:1px solid rgba(108,92,231,0.2);background:var(--bg);color:var(--text);font-size:18px}
.search-modal input:focus{outline:none;border-color:var(--primary)}
.search-modal .close-search{display:block;margin-top:16px;text-align:center;color:var(--text-light);cursor:pointer;font-size:16px}
@media(max-width:1024px){
    .grid-4{grid-template-columns:repeat(2,1fr)}
    .about-grid{grid-template-columns:1fr}
    .contact-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
    .nav-links{display:none}
    .menu-toggle{display:block}
    .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
    .banner-content h1{font-size:36px}
    .banner-content p{font-size:16px}
    .section-title{font-size:28px}
    .stats{grid-template-columns:repeat(2,1fr)}
    .stat-number{font-size:36px}
    .footer-grid{grid-template-columns:1fr}
    .footer-bottom{flex-direction:column;text-align:center}
    .back-to-top{bottom:20px;right:20px;width:40px;height:40px;font-size:18px}
}
@media(max-width:480px){
    .banner-content h1{font-size:28px}
    .container{padding:0 16px}
    .card{padding:20px}
}
.fade-in{opacity:0;transform:translateY(30px);transition:opacity 0.6s ease,transform 0.6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}
::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--primary);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--primary-dark)}
.search-btn{background:none;border:none;color:var(--text);font-size:20px;cursor:pointer;padding:8px;border-radius:50%;transition:var(--transition)}
.search-btn:hover{background:rgba(108,92,231,0.1);color:var(--primary)}
.qr-code{display:flex;gap:24px;justify-content:center;margin-top:16px}
.qr-code svg{width:120px;height:120px;border-radius:var(--radius-sm);background:var(--bg-card);padding:8px}
.qr-label{text-align:center;color:var(--text-light);font-size:13px;margin-top:4px}
```