*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #0ea5e9;--secondary-color: #0c4a6e;--accent-color: #06b6d4;--text-dark: #0f172a;--text-light: #64748b;--bg-light: #f8fafc;--bg-white: #ffffff;--success-color: #10b981;--spacing-unit: 8px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.6;color:var(--text-dark);background-color:var(--bg-white);margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{max-width:1200px;margin:0 auto;padding:0 calc(var(--spacing-unit) * 3)}.main-nav{position:fixed;top:0;width:100%;background-color:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 2px 8px #0000001a;z-index:1000;transition:all .3s ease}.nav-container{max-width:1200px;margin:0 auto;padding:calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 3);display:flex;justify-content:space-between;align-items:center}.logo-container{display:flex;align-items:center;gap:calc(var(--spacing-unit) * 2)}.logo-img{height:40px;width:auto}.brand-name{font-size:1.5rem;font-weight:700;color:var(--primary-color)}.nav-menu{display:flex;list-style:none;gap:calc(var(--spacing-unit) * 4)}.nav-menu a{text-decoration:none;color:var(--text-dark);font-weight:500;transition:color .3s ease;position:relative}.nav-menu a:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background-color:var(--primary-color);transition:width .3s ease}.nav-menu a:hover{color:var(--primary-color)}.nav-menu a:hover:after{width:100%}.hero{margin-top:80px;min-height:90vh;background-image:linear-gradient(#0ea5e9d9,#0c4a6ed9),url(https://images.unsplash.com/photo-1508444845599-5c89863b1c44?q=80&w=2969&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D);background-size:cover;background-position:center;background-attachment:fixed;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--bg-white);padding:calc(var(--spacing-unit) * 6)}.hero-content{max-width:800px}.hero h1{font-size:4rem;font-weight:700;margin-bottom:calc(var(--spacing-unit) * 2);line-height:1.2;text-shadow:2px 2px 4px rgba(0,0,0,.3)}.slogan{font-size:1.8rem;font-weight:600;margin-bottom:calc(var(--spacing-unit) * 3);color:#fffffff2}.intro{font-size:1.125rem;line-height:1.8;margin-bottom:calc(var(--spacing-unit) * 4);color:#ffffffe6;max-width:700px;margin-left:auto;margin-right:auto}.cta-buttons{display:flex;gap:calc(var(--spacing-unit) * 2);justify-content:center;flex-wrap:wrap}.btn{display:inline-block;padding:calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 4);text-decoration:none;font-weight:600;border-radius:calc(var(--spacing-unit) * 1);transition:all .3s ease;cursor:pointer;border:none;font-size:1rem}.btn-primary{background-color:var(--bg-white);color:var(--primary-color);box-shadow:0 4px 6px #0000001a}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 12px #00000026;background-color:var(--bg-light)}.btn-secondary{background-color:var(--primary-color);color:var(--bg-white);box-shadow:0 2px 4px #0000001a}.btn-secondary:hover{background-color:var(--secondary-color);transform:translateY(-2px);box-shadow:0 4px 8px #00000026}.advantages{padding:calc(var(--spacing-unit) * 10) 0;background-color:var(--bg-light)}.advantages h2{text-align:center;font-size:2.5rem;margin-bottom:calc(var(--spacing-unit) * 6);color:var(--secondary-color)}.advantages-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:calc(var(--spacing-unit) * 4)}.advantage-card{background:var(--bg-white);padding:calc(var(--spacing-unit) * 4);border-radius:calc(var(--spacing-unit) * 2);box-shadow:0 4px 6px #0000000d;transition:all .3s ease;text-align:center}.advantage-card:hover{transform:translateY(-8px);box-shadow:0 12px 24px #0000001a}.advantage-icon{color:var(--primary-color);margin-bottom:calc(var(--spacing-unit) * 2);display:flex;justify-content:center}.advantage-card h3{font-size:1.5rem;margin-bottom:calc(var(--spacing-unit) * 2);color:var(--secondary-color)}.advantage-card p{color:var(--text-light);line-height:1.8}.products{padding:calc(var(--spacing-unit) * 10) 0;background-color:var(--bg-white)}.products h2{text-align:center;font-size:2.5rem;margin-bottom:calc(var(--spacing-unit) * 3);color:var(--secondary-color)}.section-intro{text-align:center;max-width:800px;margin:0 auto calc(var(--spacing-unit) * 6);color:#1a1a1a;font-size:1.125rem;line-height:1.8}.reviews .section-intro{color:var(--bg-white)}.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:calc(var(--spacing-unit) * 4)}.product-card{background:var(--bg-white);border-radius:calc(var(--spacing-unit) * 2);overflow:hidden;box-shadow:0 4px 6px #0000001a;transition:all .3s ease;display:flex;flex-direction:column}.product-card:hover{transform:translateY(-8px);box-shadow:0 12px 24px #00000026}.product-image{width:100%;height:300px;overflow:hidden;background-color:var(--bg-light)}.product-image img{width:100%;height:100%;object-fit:contain;transition:transform .3s ease}.product-card:hover .product-image img{transform:scale(1.05)}.product-info{padding:calc(var(--spacing-unit) * 3);flex-grow:1;display:flex;flex-direction:column}.product-info h3{font-size:1.25rem;margin-bottom:calc(var(--spacing-unit) * 2);color:var(--secondary-color);line-height:1.4}.product-info p{color:var(--text-light);line-height:1.8;margin-bottom:calc(var(--spacing-unit) * 3);flex-grow:1}.product-links{display:flex;flex-direction:column;gap:calc(var(--spacing-unit) * 2);align-items:center}.product-links .btn{width:100%;text-align:center;max-width:250px}.about{padding:calc(var(--spacing-unit) * 10) 0;background-color:var(--bg-light)}.about h2{text-align:center;font-size:2.5rem;margin-bottom:calc(var(--spacing-unit) * 8);color:var(--secondary-color)}.about-content{display:grid;grid-template-columns:1fr 1fr;gap:calc(var(--spacing-unit) * 6);margin-bottom:calc(var(--spacing-unit) * 8);align-items:center}.about-content.reverse{direction:rtl}.about-content.reverse>*{direction:ltr}.about-text h3{font-size:1.8rem;margin-bottom:calc(var(--spacing-unit) * 3);color:var(--secondary-color)}.about-text p{color:var(--text-light);line-height:1.8;font-size:1.0625rem}.about-image{border-radius:calc(var(--spacing-unit) * 2);overflow:hidden;box-shadow:0 8px 16px #0000001a}.about-image img{width:100%;height:400px;object-fit:cover;transition:transform .3s ease}.about-image:hover img{transform:scale(1.05)}.reviews{padding:calc(var(--spacing-unit) * 10) 0;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:var(--bg-white)}.reviews h2{text-align:center;font-size:2.5rem;margin-bottom:calc(var(--spacing-unit) * 6);color:var(--bg-white)}.reviews-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:calc(var(--spacing-unit) * 4)}.review-card{background:var(--bg-white);padding:calc(var(--spacing-unit) * 3);border-radius:calc(var(--spacing-unit) * 2);box-shadow:0 4px 6px #0000001a;transition:all .3s ease}.review-card:hover{transform:translateY(-4px);box-shadow:0 8px 16px #00000026}.review-header{display:flex;align-items:center;gap:calc(var(--spacing-unit) * 2);margin-bottom:calc(var(--spacing-unit) * 2)}.reviewer-avatar{width:60px;height:60px;border-radius:50%;object-fit:cover;border:3px solid var(--primary-color)}.reviewer-info h4{color:var(--secondary-color);margin-bottom:calc(var(--spacing-unit) * .5)}.stars{color:#fbbf24;font-size:1.125rem}.review-card p{color:var(--text-light);line-height:1.8;font-style:italic}.faq-section{background-color:#f8f9fa;padding:calc(var(--spacing-unit) * 10) 0}.faq-section h2{text-align:center;margin-bottom:calc(var(--spacing-unit) * 8);color:var(--secondary-color)}.faq-grid{display:grid;gap:calc(var(--spacing-unit) * 4);max-width:900px;margin:0 auto}.faq-item{background:#fff;padding:calc(var(--spacing-unit) * 4);border-radius:12px;box-shadow:0 2px 8px #0000001a;transition:transform .3s ease,box-shadow .3s ease}.faq-item:hover{transform:translateY(-4px);box-shadow:0 4px 16px #00000026}.faq-item h3{color:var(--secondary-color);margin-bottom:calc(var(--spacing-unit) * 2);font-size:1.25rem}.faq-item p{color:var(--text-light);line-height:1.8;margin:0}.faq-item a{color:var(--accent-color);text-decoration:none;font-weight:600;transition:color .3s ease}.faq-item a:hover{color:#0d8ac9;text-decoration:underline}.app-buttons{display:flex;gap:calc(var(--spacing-unit) * 2);margin-top:calc(var(--spacing-unit) * 3);flex-wrap:wrap}.app-button{display:inline-flex;align-items:center;justify-content:center;padding:calc(var(--spacing-unit) * 2);border-radius:50%;text-decoration:none;transition:all .3s ease;box-shadow:0 2px 8px #0000001a;width:72px;height:72px}.app-button:hover{transform:translateY(-2px) scale(1.05);box-shadow:0 4px 12px #0003;text-decoration:none}.app-button svg{display:block}.google-play{background-color:#414141;color:#fff}.google-play:hover{background-color:#2d2d2d;color:#fff}.app-store{background-color:#000;color:#fff}.app-store:hover{background-color:#1a1a1a;color:#fff}footer{background-color:var(--secondary-color);color:var(--bg-white);padding:calc(var(--spacing-unit) * 8) 0 calc(var(--spacing-unit) * 4)}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:calc(var(--spacing-unit) * 6);margin-bottom:calc(var(--spacing-unit) * 6)}.footer-section h3{margin-bottom:calc(var(--spacing-unit) * 2);color:var(--bg-white)}.footer-section p{margin-bottom:calc(var(--spacing-unit) * 1);color:#fffc;line-height:1.8}.footer-section a{color:#ffffffe6;text-decoration:none;transition:color .3s ease}.footer-section a:hover{color:var(--accent-color)}.footer-logo{display:flex;align-items:center;gap:calc(var(--spacing-unit) * 2);margin-bottom:calc(var(--spacing-unit) * 2)}.footer-logo .logo-img{height:40px}.footer-logo .brand-name{font-size:1.5rem;font-weight:700;color:var(--bg-white)}.footer-tagline{font-size:.875rem;color:var(--accent-color);font-weight:600;margin-bottom:calc(var(--spacing-unit) * 1)}.footer-links{list-style:none}.footer-links li{margin-bottom:calc(var(--spacing-unit) * 1)}.footer-bottom{text-align:center;padding-top:calc(var(--spacing-unit) * 4);border-top:1px solid rgba(255,255,255,.1);color:#ffffffb3}@media (max-width: 768px){.nav-menu{flex-direction:column;gap:calc(var(--spacing-unit) * 2);position:absolute;top:100%;left:0;right:0;background-color:var(--bg-white);padding:calc(var(--spacing-unit) * 2);box-shadow:0 4px 6px #0000001a;display:none}.hero{padding:calc(var(--spacing-unit) * 4)}.hero h1{font-size:2.5rem}.slogan{font-size:1.25rem}.intro{font-size:1rem}.advantages-grid,.products-grid{grid-template-columns:1fr}.about-content{grid-template-columns:1fr;gap:calc(var(--spacing-unit) * 4)}.about-content.reverse{direction:ltr}.reviews-grid,.footer-content{grid-template-columns:1fr}}@media (min-width: 769px) and (max-width: 1024px){.hero h1{font-size:3rem}.products-grid{grid-template-columns:repeat(2,1fr)}}