:root{--primary:#2196F3;--secondary:#FFC107;--text:#333;--bg:#fff;--gray-100:#f8f9fa;--gray-200:#e9ecef;--gray-300:#dee2e6;--gray-600:#6c757d;--shadow:0 2px 4px rgba(0,0,0,.1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;line-height:1.6;color:var(--text);background:var(--bg)}.site-header{background:var(--bg);box-shadow:var(--shadow);position:sticky;top:0;z-index:1000}.header-container{max-width:1200px;margin:0 auto;padding:1rem;display:flex;align-items:center;justify-content:space-between}.main-nav ul{display:flex;list-style:none;gap:2rem}.main-nav a{color:var(--text);text-decoration:none;font-weight:500;padding:.5rem;transition:color .3s}.main-nav a:hover,.main-nav a.active{color:var(--primary)}.search-form{display:flex;align-items:center;background:var(--gray-100);border-radius:20px;padding:.5rem 1rem}.search-form input{border:none;background:none;padding:.5rem;width:200px;color:var(--text)}.search-form button{background:none;border:none;color:var(--gray-600);cursor:pointer;padding:.5rem}.hero-section{background:linear-gradient(rgba(33,150,243,.1),rgba(33,150,243,.2));padding:4rem 0;text-align:center}.hero-content{max-width:800px;margin:0 auto;padding:0 1rem}.hero-content h1{font-size:2.5rem;margin-bottom:1rem}.hero-subtitle{font-size:1.25rem;color:var(--gray-600);margin-bottom:2rem}.hero-cta{display:flex;justify-content:center;gap:1rem}.primary-button,.secondary-button{display:inline-block;padding:.75rem 1.5rem;border-radius:4px;text-decoration:none;font-weight:500;transition:transform .3s}.primary-button{background:var(--primary);color:var(--bg)}.secondary-button{background:var(--secondary);color:var(--text)}.primary-button:hover,.secondary-button:hover{transform:translateY(-2px)}.brand-section,.featured-products{padding:4rem 0}.brand-grid,.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;max-width:1200px;margin:0 auto;padding:0 1rem}.brand-grid a{text-decoration:none;color:var(--text);padding:1rem;text-align:center;background:var(--gray-100);border-radius:4px;transition:transform .3s}.brand-grid a:hover{transform:translateY(-2px);background:var(--gray-200)}.product-card{background:var(--bg);border-radius:8px;box-shadow:var(--shadow);overflow:hidden;transition:transform .3s}.product-card:hover{transform:translateY(-4px)}.product-image img{width:100%;height:auto;object-fit:cover}.product-info{padding:1.5rem}.product-rating{color:var(--secondary);margin:.5rem 0}.site-footer{background:var(--gray-100);padding:4rem 0 2rem}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;max-width:1200px;margin:0 auto;padding:0 1rem}.footer-section h3{margin-bottom:1rem}.footer-section ul{list-style:none}.footer-section a{color:var(--text);text-decoration:none;display:block;padding:.5rem 0}.footer-section a:hover{color:var(--primary)}.footer-bottom{text-align:center;margin-top:2rem;padding-top:2rem;border-top:1px solid var(--gray-300)}@media (max-width:768px){.header-container{flex-direction:column;gap:1rem}.main-nav ul{flex-direction:column;align-items:center}.search-form{width:100%}.search-form input{width:100%}.hero-cta{flex-direction:column}.footer-grid{grid-template-columns:1fr}}