:root{--bg-dark: #0f172a;--bg-card: #1e293b;--bg-card-hover: #334155;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--accent-blue: #3b82f6;--accent-green: #22c55e;--accent-red: #ef4444;--accent-yellow: #eab308;--accent-purple: #8b5cf6}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-dark);color:var(--text-primary)}.app-container{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;background:var(--bg-dark)}.page-content{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}.bottom-nav{display:flex;border-top:1px solid var(--bg-card);background:var(--bg-dark);padding-bottom:max(4px,env(safe-area-inset-bottom));flex-shrink:0}.bottom-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0 4px;background:none;border:none;color:var(--text-secondary);font-size:11px;cursor:pointer;position:relative}.bottom-nav-item.active{color:var(--accent-blue)}.bottom-nav-icon{font-size:22px;line-height:1}.bottom-nav-badge{position:absolute;top:2px;right:calc(50% - 20px);background:var(--accent-red);color:#fff;font-size:10px;font-weight:700;min-width:18px;height:18px;border-radius:9px;display:flex;align-items:center;justify-content:center;padding:0 4px}.page-header{padding:16px;border-bottom:1px solid var(--bg-card);flex-shrink:0}.page-header-row{display:flex;align-items:center;gap:12px}.back-btn{background:none;border:none;color:var(--accent-blue);font-size:24px;cursor:pointer;padding:0;line-height:1}.page-title{font-size:20px;font-weight:700;margin:0}.page-subtitle{font-size:13px;color:var(--text-secondary);margin-top:2px}.store-list{padding:12px;display:flex;flex-direction:column;gap:12px}.store-card{background:var(--bg-card);border-radius:12px;padding:16px;cursor:pointer;transition:background .15s}.store-card:active{background:var(--bg-card-hover)}.store-card-name{font-size:17px;font-weight:700;margin-bottom:4px}.store-card-address{font-size:13px;color:var(--text-secondary);margin-bottom:8px}.store-card-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--text-secondary)}.store-card-badge{background:#22c55e26;color:var(--accent-green);padding:2px 8px;border-radius:8px;font-size:11px;font-weight:600}.store-detail-header{padding:16px;border-bottom:1px solid var(--bg-card)}.store-detail-name{font-size:22px;font-weight:700}.store-detail-address{font-size:13px;color:var(--text-secondary);margin-top:4px}.category-tabs{display:flex;gap:8px;padding:12px 16px;overflow-x:auto;flex-shrink:0}.category-tab{padding:6px 14px;border-radius:16px;border:none;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap;background:var(--bg-card);color:var(--text-secondary)}.category-tab.active{background:var(--accent-blue);color:#fff}.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:12px 16px 80px}.product-card{background:var(--bg-card);border-radius:12px;padding:12px;display:flex;flex-direction:column}.product-card-image{position:relative;width:100%;height:120px;border-radius:8px;overflow:hidden;margin-bottom:8px;background:var(--bg-card-hover)}.product-card-placeholder{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px}.product-card-placeholder-icon{font-size:36px;opacity:.7}.product-card-placeholder-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;opacity:.8;color:#fff}.product-card-image-blur{position:absolute;top:-20px;right:-20px;bottom:-20px;left:-20px;width:calc(100% + 40px);height:calc(100% + 40px);object-fit:cover;filter:blur(20px) saturate(1.2);transform:scale(1.1);opacity:.6}.product-card-image-main{position:relative;width:100%;height:100%;object-fit:contain}.product-card-name{font-size:14px;font-weight:600;margin-bottom:4px;line-height:1.3}.product-card-desc{font-size:11px;color:var(--text-secondary);margin-bottom:8px;flex:1;line-height:1.3}.product-card-bottom{display:flex;align-items:center;justify-content:space-between}.product-card-price{font-size:15px;font-weight:700;color:var(--accent-green)}.product-add-btn{width:32px;height:32px;border-radius:50%;border:none;background:var(--accent-blue);color:#fff;font-size:18px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center}.product-add-btn:active{opacity:.8}.product-qty-badge{background:var(--accent-green);color:#fff;font-size:11px;font-weight:700;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-left:6px}.floating-cart-btn{position:fixed;bottom:72px;left:16px;right:16px;background:var(--accent-blue);color:#fff;border:none;border-radius:12px;padding:14px 20px;font-size:16px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:space-between;z-index:100;box-shadow:0 4px 16px #3b82f64d}.floating-cart-btn:active{opacity:.9}.cart-empty{text-align:center;padding:60px 20px;color:var(--text-secondary)}.cart-empty-icon{font-size:48px;margin-bottom:12px}.cart-items{padding:12px 16px}.cart-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.05)}.cart-item-info{flex:1;min-width:0}.cart-item-name{font-size:15px;font-weight:600}.cart-item-price{font-size:13px;color:var(--text-secondary);margin-top:2px}.cart-item-qty{display:flex;align-items:center;gap:10px}.qty-btn{width:30px;height:30px;border-radius:8px;border:none;background:var(--bg-card);color:var(--text-primary);font-size:16px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center}.qty-btn:active{background:var(--bg-card-hover)}.qty-value{font-size:16px;font-weight:600;min-width:20px;text-align:center}.address-section{padding:0 16px;margin-bottom:16px}.address-section-title{font-size:13px;color:var(--text-secondary);margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.address-option{display:flex;align-items:center;gap:10px;padding:12px;background:var(--bg-card);border-radius:10px;margin-bottom:8px;cursor:pointer;border:2px solid transparent}.address-option.selected{border-color:var(--accent-blue)}.address-radio{width:20px;height:20px;border-radius:50%;border:2px solid var(--text-secondary);flex-shrink:0}.address-option.selected .address-radio{border-color:var(--accent-blue);background:var(--accent-blue)}.address-text{font-size:14px;flex:1}.tip-section{padding:0 16px;margin-bottom:16px}.tip-options{display:flex;gap:8px}.tip-btn{flex:1;padding:10px;border-radius:10px;border:2px solid var(--bg-card);background:var(--bg-card);color:var(--text-primary);font-size:14px;font-weight:600;cursor:pointer;text-align:center}.tip-btn.active{border-color:var(--accent-blue);background:#3b82f626;color:var(--accent-blue)}.price-summary{padding:16px;margin:0 16px 16px;background:var(--bg-card);border-radius:12px}.price-row{display:flex;justify-content:space-between;padding:4px 0;font-size:14px;color:var(--text-secondary)}.price-row.total{font-size:17px;font-weight:700;color:var(--text-primary);border-top:1px solid rgba(255,255,255,.1);margin-top:8px;padding-top:10px}.checkout-btn{margin:0 16px 16px;width:calc(100% - 32px);padding:16px;border:none;border-radius:12px;background:var(--accent-green);color:#fff;font-size:17px;font-weight:700;cursor:pointer}.checkout-btn:disabled{opacity:.5;cursor:not-allowed}.checkout-btn:active:not(:disabled){opacity:.9}.checkout-steps{padding:16px}.checkout-step{background:var(--bg-card);border-radius:12px;padding:20px;margin-bottom:12px}.checkout-step-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}.checkout-step-num{width:28px;height:28px;border-radius:50%;background:var(--bg-card-hover);color:var(--text-secondary);font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center}.checkout-step-num.active{background:var(--accent-blue);color:#fff}.checkout-step-num.done{background:var(--accent-green);color:#fff}.checkout-step-title{font-size:16px;font-weight:600}.checkout-step-body{padding-left:38px}.checkout-step-desc{font-size:14px;color:var(--text-secondary);margin-bottom:12px}.checkout-action-btn{width:100%;padding:12px;border:none;border-radius:10px;font-size:15px;font-weight:700;cursor:pointer;color:#fff}.checkout-action-btn.age{background:var(--accent-purple)}.checkout-action-btn.pay{background:var(--accent-blue)}.checkout-action-btn.track{background:var(--accent-green)}.checkout-action-btn:disabled{opacity:.5;cursor:not-allowed}.checkout-status{font-size:14px;color:var(--accent-green);font-weight:600}.checkout-error{font-size:13px;color:var(--accent-red);margin-top:6px}.tracking-page{display:flex;flex-direction:column;height:100%}.tracking-map-container{flex:0 0 55%;position:relative}.tracking-map-container canvas{display:block;touch-action:none;-webkit-user-select:none;user-select:none}.tracking-panel{flex:1;overflow-y:auto;padding:16px;border-top:1px solid var(--bg-card)}.tracking-status-header{display:flex;align-items:center;gap:10px;margin-bottom:16px}.tracking-status-icon{font-size:28px}.tracking-status-text{font-size:18px;font-weight:700}.tracking-status-sub{font-size:13px;color:var(--text-secondary)}.status-timeline{padding:0 0 16px}.timeline-step{display:flex;gap:12px;padding-bottom:16px;position:relative}.timeline-step:last-child{padding-bottom:0}.timeline-dot-col{display:flex;flex-direction:column;align-items:center;width:24px;flex-shrink:0}.timeline-dot{width:12px;height:12px;border-radius:50%;background:var(--bg-card-hover);flex-shrink:0}.timeline-dot.active{background:var(--accent-blue);box-shadow:0 0 8px #3b82f666}.timeline-dot.done{background:var(--accent-green)}.timeline-line{flex:1;width:2px;background:var(--bg-card-hover);margin-top:4px}.timeline-line.done{background:var(--accent-green)}.timeline-text{font-size:14px;color:var(--text-secondary);padding-top:0}.timeline-text.active{color:var(--text-primary);font-weight:600}.timeline-text.done{color:var(--accent-green)}.driver-info{background:var(--bg-card);border-radius:12px;padding:14px;display:flex;align-items:center;gap:12px}.driver-avatar{width:40px;height:40px;border-radius:50%;background:var(--bg-card-hover);display:flex;align-items:center;justify-content:center;font-size:20px}.driver-name{font-size:15px;font-weight:600}.driver-label{font-size:12px;color:var(--text-secondary)}.order-history-list{padding:12px}.order-history-card{background:var(--bg-card);border-radius:12px;padding:14px;margin-bottom:10px;cursor:pointer}.order-history-card:active{background:var(--bg-card-hover)}.order-history-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.order-history-store{font-size:15px;font-weight:600}.order-history-bottom{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-secondary)}.status-badge{display:inline-block;padding:2px 8px;border-radius:8px;font-size:11px;font-weight:600}.status-badge.created,.status-badge.verifying_age,.status-badge.payment_auth{background:#eab30826;color:var(--accent-yellow)}.status-badge.pending_merchant,.status-badge.merchant_accepted,.status-badge.dispatching,.status-badge.pickup,.status-badge.en_route,.status-badge.doorstep_verify{background:#3b82f626;color:var(--accent-blue)}.status-badge.delivered{background:#22c55e26;color:var(--accent-green)}.status-badge.canceled,.status-badge.refused_returning{background:#ef444426;color:var(--accent-red)}.loading-screen{display:flex;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-secondary);font-size:15px}.empty-state{text-align:center;padding:60px 20px;color:var(--text-secondary)}.empty-state-icon{font-size:48px;margin-bottom:12px}