*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}:root{--primary:#1a1a2e;--secondary:#e94560;--accent:#0f3460;--bg:#f8f9fa;--text:#2d3436;--glass:rgba(255,255,255,0.15);--shadow:0 8px 32px rgba(0,0,0,0.1);--radius:20px;--transition:0.3s ease}[data-theme=dark]{--primary:#e2e2e2;--secondary:#ff6b6b;--accent:#4ecdc4;--bg:#1a1a2e;--text:#f0f0f0;--glass:rgba(0,0,0,0.3);--shadow:0 8px 32px rgba(255,255,255,0.05)}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;transition:background var(--transition),color var(--transition)}a{color:inherit;text-decoration:none}ul{list-style:none}img,svg{max-width:100%;display:block}.container{max-width:1200px;margin:0 auto;padding:0 20px}section{padding:80px 0}h1,h2,h3,h4{line-height:1.3}h2{font-size:2.5rem;margin-bottom:1.5rem;text-align:center}.glass{background:var(--glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,0.2);border-radius:var(--radius);box-shadow:var(--shadow)}.btn{display:inline-block;padding:14px 36px;border-radius:50px;font-weight:600;font-size:1rem;transition:all var(--transition);cursor:pointer;border:none;background:var(--secondary);color:#fff}.btn:hover{transform:translateY(-3px);box-shadow:0 10px 30px rgba(233,69,96,0.4)}.btn-outline{background:transparent;border:2px solid var(--secondary);color:var(--secondary)}.btn-outline:hover{background:var(--secondary);color:#fff}header{position:fixed;top:0;left:0;width:100%;z-index:1000;transition:all var(--transition);padding:15px 0}header.scrolled{background:var(--bg);box-shadow:0 2px 20px rgba(0,0,0,0.1)}header .container{display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:12px;font-size:1.5rem;font-weight:800;color:var(--secondary)}.logo svg{width:40px;height:40px}nav{display:flex;align-items:center;gap:25px}nav a{font-weight:500;transition:color var(--transition);position:relative}nav a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--secondary);transition:width var(--transition)}nav a:hover::after,nav a.active::after{width:100%}.menu-toggle{display:none;flex-direction:column;cursor:pointer;gap:5px}.menu-toggle span{width:28px;height:3px;background:var(--text);border-radius:2px;transition:var(--transition)}#hero{min-height:100vh;display:flex;align-items:center;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;text-align:center;position:relative;overflow:hidden}#hero::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 20% 50%,rgba(233,69,96,0.15),transparent 60%)}.hero-content{position:relative;z-index:1;max-width:800px;margin:0 auto}.hero-content h1{font-size:3.8rem;font-weight:900;margin-bottom:20px;letter-spacing:-1px}.hero-content p{font-size:1.3rem;opacity:0.9;margin-bottom:35px}.hero-btns{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}.hero-banner{margin-top:50px}.hero-banner svg{width:100%;max-width:700px;margin:0 auto;border-radius:var(--radius)}.carousel-indicators{display:flex;justify-content:center;gap:10px;margin-top:30px}.carousel-indicators span{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,0.3);cursor:pointer;transition:var(--transition)}.carousel-indicators span.active{background:var(--secondary);width:30px;border-radius:6px}.brand-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;margin-top:40px}.brand-card{padding:40px 30px;text-align:center;transition:transform var(--transition)}.brand-card:hover{transform:translateY(-10px)}.brand-card svg{width:60px;height:60px;margin:0 auto 20px}.brand-card h3{font-size:1.5rem;margin-bottom:10px}.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:25px}.product-card{padding:30px;text-align:center;transition:transform var(--transition)}.product-card:hover{transform:scale(1.03)}.product-card svg{width:80px;height:80px;margin:0 auto 15px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:30px;text-align:center}.stat-item h3{font-size:2.8rem;color:var(--secondary)}.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.testimonial-card{padding:30px;border-radius:var(--radius);background:var(--glass)}.news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:25px}.news-card{padding:25px;border-radius:var(--radius);background:var(--glass);transition:transform var(--transition)}.news-card:hover{transform:translateY(-5px)}.news-card h4{font-size:1.2rem;margin-bottom:8px}.news-card .date{font-size:0.85rem;opacity:0.7;margin-bottom:10px}.faq-item{border-bottom:1px solid rgba(0,0,0,0.1);padding:20px 0}.faq-question{display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-weight:600;font-size:1.1rem}.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.4s ease;padding-top:0}.faq-item.active .faq-answer{max-height:300px;padding-top:15px}.faq-item.active .faq-question::after{transform:rotate(180deg)}.faq-question::after{content:'▼';font-size:0.8rem;transition:transform 0.3s}#howto ol{counter-reset:step;padding-left:0}#howto li{counter-increment:step;margin-bottom:20px;padding-left:50px;position:relative}#howto li::before{content:counter(step);position:absolute;left:0;top:0;width:36px;height:36px;background:var(--secondary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700}footer{background:var(--primary);color:#fff;padding:60px 0 30px}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:40px;margin-bottom:40px}.footer-col h4{margin-bottom:20px;color:var(--secondary)}.footer-col a{display:block;margin-bottom:8px;opacity:0.8;transition:opacity var(--transition)}.footer-col a:hover{opacity:1}.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:20px;text-align:center;font-size:0.9rem;opacity:0.7}#back-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;border-radius:50%;background:var(--secondary);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;visibility:hidden;transition:all var(--transition);border:none;font-size:1.2rem;z-index:999}#back-top.show{opacity:1;visibility:visible}.dark-toggle{background:none;border:2px solid var(--text);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.2rem;transition:var(--transition)}.dark-toggle:hover{background:var(--secondary);border-color:var(--secondary);color:#fff}@media (max-width:768px){nav{display:none;flex-direction:column;position:absolute;top:70px;left:20px;right:20px;background:var(--bg);padding:20px;border-radius:var(--radius);box-shadow:var(--shadow)}nav.open{display:flex}.menu-toggle{display:flex}.hero-content h1{font-size:2.5rem}section{padding:50px 0}h2{font-size:2rem}}@media (max-width:480px){.hero-content h1{font-size:2rem}.btn{padding:12px 24px}}