:root{--primary-color:#4a7c59;--primary-dark:#3a6347;--secondary-color:#d4e6b5;--accent-color:#f7f9f2;--text-color:#333;--text-light:#666;--white:#fff;--light-gray:#f5f5f5;--border-color:#e0e0e0;--shadow:0 2px 10px rgba(0,0,0,.1);--transition:all .3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:var(--text-color);background-color:var(--white)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 15px}header{background-color:var(--white);box-shadow:var(--shadow);position:sticky;top:0;z-index:1000}header .container{display:flex;justify-content:space-between;align-items:center;padding:15px}.logo{display:flex;align-items:center}.logo-img{width:40px;height:40px;margin-right:10px;background-color:var(--primary-color);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--white)}.logo h1{font-size:1.5rem;color:var(--primary-color)}.navbar{display:flex;align-items:center}.nav-menu{display:flex;list-style:none}.nav-menu li{margin-left:20px}.nav-menu a{text-decoration:none;color:var(--text-color);font-weight:500;transition:var(--transition);padding:5px 0;position:relative}.nav-menu a:hover,.nav-menu a.active{color:var(--primary-color)}.nav-menu a.active::after{content:'';position:absolute;bottom:0;left:0;width:100%;height:2px;background-color:var(--primary-color)}.cart-icon{position:relative;margin-left:20px;cursor:pointer;font-size:1.2rem;color:var(--text-color)}.cart-count{position:absolute;top:-8px;right:-8px;background-color:var(--primary-color);color:var(--white);border-radius:50%;width:18px;height:18px;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:bold}.hamburger{display:none;flex-direction:column;cursor:pointer;margin-left:20px}.bar{width:25px;height:3px;background-color:var(--text-color);margin:3px 0;transition:var(--transition)}.hero{background:linear-gradient(rgba(74,124,89,.8),rgba(74,124,89,.8)),url('hero-bg.webp') center/cover no-repeat;color:var(--white);padding:80px 0;text-align:center}.hero-content h2{font-size:2.5rem;margin-bottom:20px}.hero-content p{font-size:1.2rem;margin-bottom:30px;max-width:600px;margin-left:auto;margin-right:auto}.btn{display:inline-block;background-color:var(--primary-color);color:var(--white);padding:12px 25px;border-radius:30px;text-decoration:none;font-weight:600;transition:var(--transition);border:none;cursor:pointer;font-size:1rem}.btn:hover{background-color:var(--primary-dark);transform:translateY(-2px)}.categories{padding:80px 0;background-color:var(--accent-color)}.categories h2{text-align:center;margin-bottom:50px;font-size:2rem;color:var(--primary-color)}.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.category-card{background-color:var(--white);border-radius:10px;overflow:hidden;box-shadow:var(--shadow);transition:var(--transition)}.category-card:hover{transform:translateY(-5px);box-shadow:0 10px 20px rgba(0,0,0,.15)}.category-image-container{height:200px;overflow:hidden}.category-image-container img{width:100%;height:100%;object-fit:cover}.category-content{padding:25px;text-align:center}.category-content h3{font-size:1.5rem;margin-bottom:15px;color:var(--primary-color)}.category-content p{margin-bottom:20px;color:var(--text-light)}.featured-products,.products{padding:80px 0}.featured-products h2,.products h2{text-align:center;margin-bottom:50px;font-size:2rem;color:var(--primary-color)}.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:30px}.product-card{background-color:var(--white);border-radius:10px;overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);display:flex;flex-direction:column;cursor:pointer}.product-card:hover{transform:translateY(-5px);box-shadow:0 10px 20px rgba(0,0,0,.15)}.product-img{height:200px;background-color:var(--light-gray);display:flex;align-items:center;justify-content:center;overflow:hidden}.product-img img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.product-content{padding:20px;flex-grow:1;display:flex;flex-direction:column}.product-content h3{font-size:1.2rem;margin-bottom:10px;color:var(--primary-color)}.product-content p{color:var(--text-light);margin-bottom:15px;flex-grow:1}.product-price{font-size:1.2rem;font-weight:bold;color:var(--primary-color);margin-bottom:15px}.add-to-cart{background-color:var(--primary-color);color:var(--white);border:none;padding:10px 15px;border-radius:5px;cursor:pointer;transition:var(--transition);font-weight:600}.add-to-cart:hover{background-color:var(--primary-dark)}.page-header{background-color:var(--primary-color);color:var(--white);padding:60px 0;text-align:center}.page-header h1{font-size:2.5rem;margin-bottom:15px}.filters{padding:30px 0;background-color:var(--light-gray)}.filter-options{display:flex;justify-content:center;flex-wrap:wrap;gap:15px}.filter-btn{background-color:var(--white);color:var(--text-color);border:1px solid var(--border-color);padding:10px 20px;border-radius:30px;cursor:pointer;transition:var(--transition);font-weight:500}.filter-btn.active,.filter-btn:hover{background-color:var(--primary-color);color:var(--white);border-color:var(--primary-color)}.about-content{padding:80px 0}.about-grid{display:grid;grid-template-columns:2fr 1fr;gap:50px;align-items:start}.about-text h2{color:var(--primary-color);margin-bottom:20px;font-size:1.8rem}.about-text p{margin-bottom:25px;line-height:1.7}.about-text ul{margin-left:20px;margin-bottom:25px}.about-text li{margin-bottom:10px;line-height:1.6}.contact-info{margin-top:30px}.contact-info h2{color:var(--primary-color);margin-bottom:20px}.contact-item{display:flex;margin-bottom:30px}.contact-item i{font-size:1.5rem;color:var(--primary-color);margin-right:15px;margin-top:5px}.contact-item h3{margin-bottom:5px;font-size:1.2rem}.about-image{display:flex;justify-content:center}.image-placeholder{width:100%;height:300px;background-color:var(--light-gray);border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-light)}.image-placeholder i{font-size:3rem;margin-bottom:15px;color:var(--primary-color)}.adhesion-content{padding:80px 0}.adhesion-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px}.benefits{margin:30px 0}.benefit-item{display:flex;align-items:flex-start;margin-bottom:25px}.benefit-item i{font-size:1.5rem;color:var(--primary-color);margin-right:15px;margin-top:5px}.benefit-item h3{margin-bottom:5px;color:var(--primary-color)}.parrain-info{background-color:var(--accent-color);padding:20px;border-radius:10px;margin:30px 0}.parrain-info h3{color:var(--primary-color);margin-bottom:15px}.parrain-contact{margin-top:15px}.parrain-contact p{margin-bottom:5px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500}.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 15px;border:1px solid var(--border-color);border-radius:5px;font-family:inherit;font-size:1rem;transition:var(--transition)}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--primary-color)}footer{background-color:var(--primary-color);color:var(--white);padding:50px 0 20px}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px;margin-bottom:30px}.footer-section h3{margin-bottom:20px;font-size:1.3rem}.footer-section p,.footer-section li{margin-bottom:10px;line-height:1.6}.footer-section ul{list-style:none}.footer-section a{color:var(--white);text-decoration:none;transition:var(--transition)}.footer-section a:hover{text-decoration:underline}.footer-bottom{text-align:center;padding-top:20px;border-top:1px solid rgba(255,255,255,.1)}.cart-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.5);z-index:2000;display:none;justify-content:flex-end}.cart-sidebar{width:100%;max-width:400px;height:100%;background-color:var(--white);padding:20px;display:flex;flex-direction:column;overflow-y:auto;transform:translateX(100%);transition:transform .3s ease}.cart-overlay.active{display:flex}.cart-overlay.active .cart-sidebar{transform:translateX(0)}.cart-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid var(--border-color)}.cart-header h3{color:var(--primary-color);font-size:1.5rem}.close-cart{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-color)}.cart-items{flex-grow:1;margin-bottom:20px}.cart-item{display:flex;margin-bottom:15px;padding-bottom:15px;border-bottom:1px solid var(--border-color)}.cart-item-img{width:80px;height:80px;background-color:var(--light-gray);border-radius:5px;margin-right:15px;overflow:hidden}.cart-item-img img{width:100%;height:100%;object-fit:cover}.cart-item-details{flex-grow:1}.cart-item-details h4{margin-bottom:5px;font-size:1rem}.cart-item-price{color:var(--primary-color);font-weight:bold;margin-bottom:10px}.cart-item-quantity{display:flex;align-items:center}.quantity-btn{background-color:var(--light-gray);border:none;width:25px;height:25px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-weight:bold}.quantity-value{margin:0 10px}.remove-item{background:none;border:none;color:#ff6b6b;cursor:pointer;font-size:.9rem;margin-top:5px}.cart-footer{border-top:1px solid var(--border-color);padding-top:20px}.cart-total{display:flex;justify-content:space-between;margin-bottom:20px;font-size:1.2rem}.checkout-btn{width:100%;background-color:#25D366;color:var(--white);border:none;padding:15px;border-radius:5px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:var(--transition);display:flex;align-items:center;justify-content:center}.checkout-btn:hover{background-color:#128C7E}.checkout-btn i{margin-left:10px;font-size:1.2rem}.image-viewer{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.95);display:none;justify-content:center;align-items:center;z-index:3000}.image-viewer.active{display:flex}.image-viewer-content{position:relative;max-width:90%;max-height:90%}.image-viewer img{max-width:100%;max-height:90vh;object-fit:contain;border-radius:8px}.close-viewer{position:absolute;top:-50px;right:0;background:none;border:none;color:white;font-size:2rem;cursor:pointer;width:40px;height:40px;display:flex;align-items:center;justify-content:center}body.viewer-open{overflow:hidden}.back-to-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;background-color:var(--primary-color);color:var(--white);border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.2rem;box-shadow:var(--shadow);transition:var(--transition);opacity:0;visibility:hidden;z-index:1000;transform:translateY(20px)}.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0)}.back-to-top:hover{background-color:var(--primary-dark);transform:translateY(-3px);box-shadow:0 5px 15px rgba(0,0,0,.2)}html{scroll-behavior:smooth}.infinite-loading{text-align:center;padding:40px 20px;color:var(--text-light);grid-column:1 / -1}.infinite-spinner{width:40px;height:40px;border:4px solid rgba(74,124,89,.2);border-top:4px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 15px}.infinite-loading p{margin:0;font-size:.9rem}.end-of-products{text-align:center;padding:40px 20px;color:var(--text-light);grid-column:1 / -1;font-style:italic}.end-of-products p{margin:0}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}.empty-cart,.no-products{text-align:center;color:var(--text-light);padding:20px}@media (max-width:768px){.hamburger{display:flex}.nav-menu{position:fixed;top:70px;right:-100%;width:80%;height:calc(100vh - 70px);background-color:var(--white);flex-direction:column;align-items:center;padding-top:50px;transition:var(--transition);box-shadow:-5px 0 15px rgba(0,0,0,.1);z-index:999}.nav-menu.active{right:0}.nav-menu li{margin:15px 0}.cart-icon{margin-left:auto;margin-right:20px}.hero-content h2{font-size:2rem}.hero-content p{font-size:1rem}.about-grid,.contact-grid,.adhesion-grid{grid-template-columns:1fr}.filter-options{justify-content:flex-start;overflow-x:auto;padding-bottom:10px}.cart-sidebar{max-width:100%}.products-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:20px}.back-to-top{bottom:20px;right:20px;width:45px;height:45px;font-size:1.1rem}.image-viewer-content{max-width:95%;max-height:95%}.close-viewer{top:-50px;right:-10px;font-size:1.8rem}}@media (max-width:480px){.logo h1{font-size:1.2rem}.hero{padding:60px 0}.hero-content h2{font-size:1.8rem}.categories,.featured-products,.products,.about-content,.contact-content,.adhesion-content{padding:60px 0}.category-grid,.products-grid{grid-template-columns:1fr}.footer-content{grid-template-columns:1fr}.back-to-top{bottom:15px;right:15px;width:40px;height:40px;font-size:1rem}.products-grid{grid-template-columns:1fr 1fr;gap:15px}.product-img{height:150px}.infinite-loading,.end-of-products{padding:30px 15px}}.product-detail-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.9);display:none;justify-content:center;align-items:center;z-index:3000;padding:20px}.product-detail-overlay.active{display:flex}.product-detail-content{background-color:var(--white);border-radius:15px;max-width:900px;width:100%;max-height:90vh;overflow-y:auto;position:relative;animation:slideUp .3s ease}@keyframes slideUp{from{transform:translateY(50px);opacity:0}to{transform:translateY(0);opacity:1}}.close-detail{position:absolute;top:15px;right:15px;background:none;border:none;font-size:1.5rem;color:var(--text-color);cursor:pointer;z-index:10;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:var(--transition)}.close-detail:hover{background-color:var(--light-gray)}.product-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:0}.product-detail-image{padding:30px;display:flex;align-items:center;justify-content:center;background-color:var(--accent-color);border-radius:15px 0 0 15px}.product-detail-image img{max-width:100%;max-height:400px;object-fit:contain}.product-detail-info{padding:40px;display:flex;flex-direction:column;justify-content:center}.product-detail-category{color:var(--primary-color);font-weight:600;text-transform:uppercase;font-size:.9rem;margin-bottom:10px;letter-spacing:1px}.product-detail-title{font-size:2rem;color:var(--text-color);margin-bottom:20px;line-height:1.2}.product-detail-description{color:var(--text-light);line-height:1.6;margin-bottom:30px;font-size:1.1rem}.product-detail-price{font-size:2.5rem;font-weight:bold;color:var(--primary-color);margin-bottom:30px}.product-detail-actions{display:flex;gap:15px;align-items:center}.btn-add-to-cart-detail{background-color:var(--primary-color);color:var(--white);border:none;padding:15px 30px;border-radius:8px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:var(--transition);flex:1}.btn-add-to-cart-detail:hover{background-color:var(--primary-dark);transform:translateY(-2px)}.btn-back-to-products{background-color:transparent;color:var(--text-color);border:2px solid var(--border-color);padding:15px 20px;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:var(--transition)}.btn-back-to-products:hover{border-color:var(--primary-color);color:var(--primary-color)}.product-card-simple{background-color:var(--white);border-radius:10px;overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);display:flex;flex-direction:column;cursor:pointer;height:100%}.product-card-simple:hover{transform:translateY(-5px);box-shadow:0 10px 25px rgba(0,0,0,.15)}.product-image-simple{height:200px;background-color:var(--light-gray);display:flex;align-items:center;justify-content:center;overflow:hidden}.product-image-simple img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.product-card-simple:hover .product-image-simple img{transform:scale(1.05)}.product-info-simple{padding:20px;flex-grow:1;display:flex;flex-direction:column}.product-title-simple{font-size:1.1rem;font-weight:600;color:var(--text-color);margin-bottom:10px;line-height:1.3}.product-price-simple{font-size:1.3rem;font-weight:bold;color:var(--primary-color);margin-top:auto}body.detail-open{overflow:hidden}@media (max-width:768px){.product-detail-grid{grid-template-columns:1fr}.product-detail-image{border-radius:15px 15px 0 0;padding:20px}.product-detail-image img{max-height:300px}.product-detail-info{padding:25px}.product-detail-title{font-size:1.6rem}.product-detail-price{font-size:2rem}.product-detail-actions{flex-direction:column}.btn-add-to-cart-detail,.btn-back-to-products{width:100%}}@media (max-width:480px){.product-detail-overlay{padding:10px}.product-detail-content{max-height:95vh}.product-detail-title{font-size:1.4rem}.product-detail-price{font-size:1.8rem}}.product-image-simple{height:200px;background-color:var(--light-gray);display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}.product-image-simple img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.product-image-simple.loading::after{content:'';position:absolute;top:50%;left:50%;width:30px;height:30px;border:3px solid #f3f3f3;border-top:3px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite;transform:translate(-50%,-50%)}.product-image-simple .placeholder{width:100%;height:100%;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0 50%,#f0f0f0 75%);background-size:200% 100%;animation:loading 1.5s infinite}@keyframes loading{0%{background-position:200% 0}100%{background-position:-200% 0}}.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px;will-change:transform}.product-card-simple{background-color:var(--white);border-radius:10px;overflow:hidden;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column;cursor:pointer;height:100%}@media (max-width:768px){.products-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:15px}.product-image-simple{height:180px}}@media (max-width:480px){.products-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}.product-image-simple{height:150px}}