h1.h3{font-size:clamp(1.8rem,4vw,2.2rem);font-weight:900;letter-spacing:-.02em;color:var(--text-primary)}.breadcrumb{background:transparent;padding:1rem 0}.breadcrumb-item a{color:var(--text-secondary);text-decoration:none;font-weight:500;transition:color .3s ease}.breadcrumb-item a:hover{color:var(--accent-color)}.breadcrumb-item.active{color:var(--text-primary);font-weight:600}.card,.mobile-product-card{border-radius:20px;border:2px solid #f0f0f0;box-shadow:0 5px 20px #0000000d;transition:all .3s ease}.card:hover,.mobile-product-card:hover{border-color:#00ffa34d;box-shadow:0 10px 30px #00000014}.card-title{font-weight:800;color:var(--text-primary)}.img-fluid.rounded{border-radius:16px!important;object-fit:cover}.btn-primary{background:var(--accent-color);border:none;color:#000;font-weight:700;padding:.8rem 1.5rem;border-radius:12px;transition:all .3s ease}.btn-primary:hover{background:var(--accent-hover);color:#000;transform:translateY(-2px);box-shadow:0 8px 20px #00ffa34d}.btn-outline-secondary{border:2px solid #e0e0e0;border-radius:10px;font-weight:600;transition:all .3s ease}.btn-outline-secondary:hover{border-color:var(--accent-color);background:#00ffa31a;color:var(--accent-color)}.btn-link.text-danger:hover{color:#f44!important}.quantity-btn,.btn-outline-secondary.btn-sm{border-radius:10px;border:2px solid #e0e0e0;font-weight:700;transition:all .3s ease}.quantity-btn:hover{border-color:var(--accent-color);background:#00ffa31a;color:var(--accent-color)}.quantity-input,.form-control{border-radius:10px;border:2px solid #e0e0e0;font-weight:600;transition:all .3s ease}.quantity-input:focus,.form-control:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 3px #00ffa31a}.fw-bold,.fw-semibold{font-weight:800!important}.text-primary{color:var(--accent-color)!important}.summary-card{background:linear-gradient(135deg,#f8f9fa,#fff);border-radius:24px;padding:2rem;border:2px solid #f0f0f0;box-shadow:0 10px 40px #00000014;position:sticky;top:100px}.summary-title{font-size:1.5rem;font-weight:900;color:var(--text-primary);margin-bottom:1.5rem}.summary-row{display:flex;justify-content:space-between;padding:.8rem 0;border-bottom:1px solid #e0e0e0}.summary-row:last-child{border-bottom:none;padding-top:1.5rem;margin-top:.5rem;border-top:3px solid var(--accent-color)}.summary-label{font-size:.95rem;color:var(--text-secondary);font-weight:600}.summary-value{font-size:1rem;font-weight:800;color:var(--text-primary)}.summary-total{font-size:1.8rem;font-weight:900;color:var(--accent-color)}.btn-checkout{width:100%;padding:1.2rem;background:var(--accent-color);color:#000;border:none;border-radius:15px;font-weight:800;font-size:1.1rem;letter-spacing:1px;text-transform:uppercase;transition:all .3s ease;box-shadow:0 10px 30px #00ffa34d}.btn-checkout:hover{background:var(--accent-hover);transform:translateY(-3px);box-shadow:0 15px 40px #00ffa380;color:#000}.empty-cart{text-align:center;padding:5rem 2rem}.empty-cart-icon{font-size:6rem;color:#e0e0e0;margin-bottom:2rem}.empty-cart-title{font-size:2rem;font-weight:900;color:var(--text-primary);margin-bottom:1rem}.empty-cart-text{font-size:1.1rem;color:var(--text-secondary);margin-bottom:2rem}.form-label{font-size:.9rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem;text-transform:uppercase;letter-spacing:.5px}.form-control,.form-select{border:2px solid #e0e0e0;border-radius:12px;padding:.9rem 1.2rem;font-size:1rem;transition:all .3s ease}.form-control:focus,.form-select:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 3px #00ffa31a}.form-control.is-invalid{border-color:#ff6b6b}.invalid-feedback{color:#ff6b6b;font-weight:600;font-size:.85rem;margin-top:.5rem}.checkout-steps{display:flex;justify-content:space-between;margin-bottom:3rem;padding:2rem 0;position:relative}.checkout-step{flex:1;text-align:center;position:relative}.step-number{width:50px;height:50px;background:#e0e0e0;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto .8rem;font-size:1.3rem;font-weight:900;color:#fff;transition:all .3s ease}.checkout-step.active .step-number{background:var(--accent-color);color:#000;box-shadow:0 0 20px #00ffa380}.checkout-step.completed .step-number{background:#000;color:#fff}.step-label{font-size:.9rem;font-weight:600;color:var(--text-secondary)}.checkout-step.active .step-label{color:var(--accent-color);font-weight:800}.payment-method{border:2px solid #e0e0e0;border-radius:16px;padding:1.5rem;margin-bottom:1rem;cursor:pointer;transition:all .3s ease}.payment-method:hover{border-color:var(--accent-color);background:#00ffa30d}.payment-method.active{border-color:var(--accent-color);background:#00ffa31a}.payment-icon{width:60px;height:60px;background:linear-gradient(135deg,var(--accent-color),var(--secondary-color));border-radius:15px;display:flex;align-items:center;justify-content:center;margin-right:1rem}.payment-icon i{font-size:1.8rem;color:#fff}.payment-title{font-size:1.1rem;font-weight:800;color:var(--text-primary)}.payment-description{font-size:.85rem;color:var(--text-secondary)}.alert{border-radius:16px;border-width:2px;padding:1.2rem 1.5rem}.alert-success{background:#00ffa31a;border-color:var(--accent-color);color:#00884f}.alert-danger{background:#ff6b6b1a;border-color:#ff6b6b;color:#c00}.alert-warning{background:#ffc1071a;border-color:#ffc107;color:#856404}.alert-info{background:#6c63ff1a;border-color:var(--secondary-color);color:#4538c9}.spinner-border{border-color:#00ffa34d;border-right-color:var(--accent-color)}@media (max-width: 992px){.summary-card{position:static;margin-top:2rem}.checkout-steps{flex-direction:column;gap:1rem}.checkout-step:after{display:none}}@media (max-width: 768px){h1.h3{font-size:1.5rem}.card,.mobile-product-card{border-radius:16px}.btn-checkout{font-size:1rem;padding:1rem}.summary-total{font-size:1.5rem}}@media (max-width: 576px){.empty-cart{padding:3rem 1rem}.empty-cart-icon{font-size:4rem}.empty-cart-title{font-size:1.5rem}.payment-method{padding:1rem}.payment-icon{width:50px;height:50px}}