.sticky-checkout-bar{position:fixed;bottom:0;left:0;right:0;background:linear-gradient(135deg,#1a1a1a,#2d2d2d);border-top:2px solid #3b82f6;box-shadow:0 -4px 20px rgba(0,0,0,.3);z-index:1000;padding:1rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:16px 16px 0 0}.sticky-checkout-bar.collapsed{padding:.25rem .75rem}.checkout-collapse-toggle{position:absolute;top:-20px;right:1.5rem;width:32px;height:32px;border-radius:999px;border:none;background:#1f2933;color:#e5e7eb;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 10px rgba(0,0,0,.4)}.checkout-collapse-toggle svg{font-size:.9rem}.checkout-collapsed{width:100%;max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:50px;border-radius:12px 12px 0 0;border:none;background:transparent;padding:0 .25rem;cursor:pointer;color:#e5e7eb}.checkout-collapsed-left{display:flex;align-items:center;gap:.5rem;font-size:.9rem}.collapsed-label{color:#d1d5db;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.checkout-collapsed-right{display:flex;align-items:center;gap:.5rem}.collapsed-price{font-size:1.1rem;font-weight:600;color:#10b981}.checkout-content{display:flex;align-items:center;justify-content:flex-end;gap:1.5rem;max-width:1200px;margin:0 auto}.checkout-content:has(.checkout-summary){justify-content:space-between}.checkout-summary{flex:1 1;display:flex;flex-direction:column;gap:.75rem}.summary-header{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.cart-icon{color:#3b82f6;font-size:1.25rem}.summary-title{font-size:1.1rem;font-weight:600;color:#ffffff}.summary-details{display:flex;flex-direction:column;gap:.5rem}.summary-row{display:flex;align-items:center;gap:.5rem;font-size:.9rem}.summary-icon{color:#9ca3af;font-size:.875rem;width:16px;flex-shrink:0}.summary-label{color:#d1d5db;font-weight:500}.checkout-actions{display:flex;align-items:center;gap:1rem;flex-shrink:0}.checkout-buttons{display:flex;gap:.75rem;flex-shrink:0}.price-display{display:flex;flex-direction:column;align-items:flex-end;gap:.25rem}.price-label{font-size:.875rem;color:#9ca3af;font-weight:500}.price-amount{font-size:1.5rem;font-weight:700;color:#10b981}.price-details{font-size:.75rem;color:#9ca3af;margin-top:.25rem}.checkout-btn{border:none;border-radius:12px;padding:1rem 2rem;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;min-width:140px}.checkout-btn-primary{background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:white;box-shadow:0 4px 12px rgba(59,130,246,.3)}.checkout-btn-primary:hover:not(:disabled){background:linear-gradient(135deg,#1d4ed8,#1e40af);transform:translateY(-2px);box-shadow:0 6px 16px rgba(59,130,246,.4)}.checkout-btn-primary:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 8px rgba(59,130,246,.3)}.checkout-btn-secondary{background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:white;box-shadow:0 4px 12px rgba(59,130,246,.3)}.checkout-btn-secondary:hover:not(:disabled){background:linear-gradient(135deg,#1d4ed8,#1e40af);transform:translateY(-2px);box-shadow:0 6px 16px rgba(59,130,246,.4)}.checkout-btn-secondary:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 8px rgba(59,130,246,.3)}.checkout-btn:disabled{background:#6b7280;cursor:not-allowed;transform:none;box-shadow:none}.checkout-error{background:#fee2e2;border:1px solid #fecaca;color:#dc2626;padding:.75rem 1rem;border-radius:8px;margin-top:.75rem;font-size:.875rem;font-weight:500;text-align:center}@media (max-width:768px){.sticky-checkout-bar{padding:.75rem;border-radius:12px 12px 0 0}.checkout-content{flex-direction:column;gap:1rem;align-items:stretch}.checkout-summary{order:2}.checkout-actions{order:1;justify-content:space-between;padding:.5rem 0}.summary-details{flex-direction:row;flex-wrap:wrap;gap:.75rem}.summary-row{flex:1 1;min-width:120px}.price-amount{font-size:1.25rem}.checkout-buttons{flex-direction:column;width:100%}.checkout-btn{padding:.875rem 1.5rem;font-size:.9rem;min-width:120px;width:100%}}@media (max-width:480px){.sticky-checkout-bar{padding:.5rem}.summary-details{flex-direction:column;gap:.5rem}.summary-row{min-width:auto}.checkout-actions{flex-direction:column;gap:.75rem}.price-display{align-items:center}.checkout-buttons{flex-direction:column;width:100%}.checkout-btn{width:100%;padding:1rem}}.sticky-checkout-bar{animation:slideUp .3s ease-out}@keyframes slideUp{0%{transform:translateY(100%);opacity:0}to{transform:translateY(0);opacity:1}}