*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:#333;background:#fff}.container{max-width:1200px;margin:0 auto;padding:0 20px}header{background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.1);position:-webkit-sticky;position:sticky;top:0;z-index:100}.header-content{display:flex;justify-content:space-between;align-items:center;padding:15px 0}.logo{font-size:24px;font-weight:700;color:#2c3e50;text-decoration:none}.header-actions{gap:20px}.header-actions,.header-btn{display:flex;align-items:center}.header-btn{gap:5px;padding:8px 16px;border:none;background:#f8f9fa;border-radius:8px;cursor:pointer;text-decoration:none;color:#333;transition:background .3s}.header-btn:hover{background:#e9ecef}.header-btn.active{background:#667eea;color:white}.breadcrumb{background:#f8f9fa;padding:15px 0;font-size:14px}.breadcrumb a{color:#667eea;text-decoration:none}.breadcrumb a:hover{text-decoration:underline}.breadcrumb span{color:#666;margin:0 8px}.cart-section{padding:40px 0;min-height:60vh}.page-title{font-size:2rem;color:#2c3e50;margin-bottom:30px;text-align:center}.cart-layout{display:grid;grid-template-columns:1fr 320px;grid-gap:40px;gap:40px}.cart-items{background:#f8f9fa;border-radius:12px;padding:20px}.cart-header{padding:15px 0;border-bottom:2px solid #e9ecef;font-weight:600;color:#2c3e50;margin-bottom:20px}.cart-header,.cart-item{display:grid;grid-template-columns:3fr 1fr 1fr 1fr auto;grid-gap:20px;gap:20px}.cart-item{align-items:center;padding:20px 0;border-bottom:1px solid #e9ecef;transition:background .3s;text-decoration:none}.cart-item:hover{background:rgba(102,126,234,.05);border-radius:8px;margin:0 -10px;padding:20px 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8px;text-align:center;width:50px;outline:none;background:white}.item-total{font-weight:600;color:#2c3e50;font-size:1.1rem}.remove-btn{background:none;border:none;color:#e74c3c;cursor:pointer;font-size:1.2rem;padding:5px;border-radius:4px;transition:all .3s}.remove-btn:hover{background:#e74c3c;color:white}.cart-summary{background:white;border-radius:12px;padding:25px;box-shadow:0 5px 15px rgba(0,0,0,.1);height:-moz-fit-content;height:fit-content;position:-webkit-sticky;position:sticky;top:100px}.summary-title{font-size:1.3rem;color:#2c3e50;margin-bottom:20px;text-align:center}.summary-row{display:flex;justify-content:space-between;margin-bottom:15px;padding:10px 0}.summary-row.total{border-top:2px solid #e9ecef;margin-top:20px;padding-top:15px;font-weight:600;font-size:1.2rem;color:#2c3e50}.summary-label{color:#666}.summary-value{color:#e74c3c;font-weight:600}.checkout-btn{width:100%;padding:15px;background:linear-gradient(135deg,#667eea,#764ba2);color:white;border:none;border-radius:8px;font-size:1.1rem;cursor:pointer;transition:all .3s;margin-top:20px}.checkout-btn:hover{transform:translateY(-2px);box-shadow:0 5px 15px rgba(102,126,234,.4)}.continue-shopping{width:100%;padding:12px;background:white;color:#667eea;border:2px solid #667eea;border-radius:8px;font-size:1rem;cursor:pointer;transition:all .3s;margin-top:10px;text-decoration:none;display:block;text-align:center}.continue-shopping:hover{background:#667eea;color:white}.empty-cart{text-align:center;padding:60px 20px;color:#666}.empty-cart-icon{font-size:4rem;margin-bottom:20px}.empty-cart h3{font-size:1.5rem;margin-bottom:15px;color:#2c3e50}.empty-cart p{margin-bottom:30px;font-size:1.1rem}.empty-cart 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15px}.customer-service{position:fixed;bottom:30px;right:30px;width:60px;height:60px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;font-size:24px;text-decoration:none;box-shadow:0 4px 20px rgba(102,126,234,.4);transition:all .3s ease;z-index:1000}.customer-service:hover{transform:scale(1.1);box-shadow:0 6px 25px rgba(102,126,234,.6);color:white}.item-mobile-row{display:none}@media (max-width:968px){.cart-layout{grid-template-columns:1fr;gap:30px}.cart-summary{order:-1;position:static}}@media (max-width:768px){.header-content{flex-direction:column;gap:15px}.header-actions{order:-1;width:100%;justify-content:space-between}.cart-header{display:none}.cart-item{grid-template-columns:1fr;gap:15px;background:white;border-radius:12px;padding:20px;margin-bottom:15px;box-shadow:0 2px 8px rgba(0,0,0,.1);text-decoration:none}.cart-item:hover{margin:0 0 15px}.item-info{grid-column:1;text-decoration:none}.item-mobile-row{display:flex;justify-content:space-between;align-items:center;margin-top:15px;padding-top:15px;border-top:1px solid #e9ecef}.customer-service{bottom:20px;right:20px;width:50px;height:50px;font-size:20px}}@media (max-width:480px){.container{padding:0 15px}.cart-section{padding:20px 0}.item-image{width:50px;height:50px;font-size:1.2rem}.cart-summary{padding:20px}}