:root{--bg: #0a0a0a;--surface: #141414;--surface-2: #1a1a1a;--surface-3: #222;--border: rgba(255, 255, 255, .08);--border-light: rgba(255, 255, 255, .12);--text: #fafafa;--text-secondary: rgba(255, 255, 255, .55);--text-tertiary: rgba(255, 255, 255, .35);--accent: #ff6b35;--accent-hover: #e85d2c;--accent-glow: rgba(255, 107, 53, .2);--green: #22c55e;--green-bg: rgba(34, 197, 94, .12);--red: #ef4444;--radius: 12px;--radius-sm: 8px;--radius-lg: 16px;--nav-height: 72px;color-scheme:dark;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;line-height:1.5}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{min-height:100vh;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.app{min-height:100vh;padding-bottom:var(--nav-height);max-width:480px;margin:0 auto;position:relative}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:var(--radius);font-size:.95rem;font-weight:600;cursor:pointer;padding:12px 24px;transition:all .2s;font-family:inherit}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--surface-3);color:var(--text);border:1px solid var(--border-light)}.btn-secondary:hover{background:#2a2a2a}.btn-large{width:100%;padding:16px 24px;font-size:1rem}.btn-icon{background:none;border:none;color:var(--text);cursor:pointer;padding:8px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;transition:background .15s}.btn-icon:hover{background:var(--surface-3)}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;height:var(--nav-height);background:#0a0a0aeb;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--border);display:flex;justify-content:space-around;align-items:center;z-index:100;padding-bottom:env(safe-area-inset-bottom,0)}.nav-tab{display:flex;flex-direction:column;align-items:center;gap:4px;background:none;border:none;color:var(--text-tertiary);font-size:.7rem;font-weight:500;cursor:pointer;padding:8px 16px;position:relative;transition:color .2s;font-family:inherit}.nav-tab.active{color:var(--accent)}.nav-tab svg{width:22px;height:22px}.nav-badge{position:absolute;top:2px;right:6px;background:var(--accent);color:#fff;font-size:.6rem;font-weight:700;min-width:16px;height:16px;border-radius:999px;display:flex;align-items:center;justify-content:center;padding:0 4px}.top-bar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;position:sticky;top:0;background:#0a0a0aeb;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);z-index:50;border-bottom:1px solid var(--border)}.top-title{font-size:1.1rem;font-weight:700;flex:1;text-align:center}.top-badge{font-size:.75rem;color:var(--green);font-weight:600;text-transform:capitalize}.home-screen{padding-bottom:100px}.home-hero{text-align:center;padding:48px 24px 32px;background:linear-gradient(180deg,rgba(255,107,53,.08) 0%,transparent 100%)}.hero-badge{display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--accent);background:var(--accent-glow);border:1px solid rgba(255,107,53,.25);padding:6px 14px;border-radius:999px;margin-bottom:20px}.home-hero h1{font-size:2rem;font-weight:800;letter-spacing:-.03em;line-height:1.15;margin-bottom:12px}.hero-sub{color:var(--text-secondary);font-size:.95rem;max-width:320px;margin:0 auto}.home-actions{display:flex;gap:12px;padding:0 20px;margin-top:24px}.home-actions .btn{flex:1}.home-section{padding:32px 20px 0}.section-title{font-size:1rem;font-weight:700;margin-bottom:14px}.store-grid{display:flex;flex-direction:column;gap:10px}.store-card{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;cursor:pointer;text-align:left;width:100%;font-family:inherit;color:var(--text);transition:border-color .2s}.store-card:hover{border-color:var(--border-light)}.store-emoji{font-size:2rem}.store-info{display:flex;flex-direction:column;gap:4px;flex:1}.store-name{font-weight:600;font-size:.95rem}.store-meta{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--text-secondary)}.star-badge{display:inline-flex;align-items:center;gap:3px;color:#fbbf24;font-weight:600}.home-features{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:32px 20px}.feature-card{display:flex;flex-direction:column;gap:6px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 16px}.feature-icon{font-size:1.6rem}.feature-title{font-weight:700;font-size:.9rem}.feature-desc{font-size:.78rem;color:var(--text-secondary);line-height:1.4}.scanner-screen{display:flex;flex-direction:column;height:100vh;padding:12px 16px}.scanner-viewport{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--surface);margin-top:12px;border:1px solid var(--border)}.scanner-frame{width:80%;aspect-ratio:4/3;position:relative;border:2px solid rgba(255,107,53,.5);border-radius:12px}.scanner-corners span{position:absolute;width:24px;height:24px;border-color:var(--accent);border-style:solid;border-width:0}.scanner-corners span:nth-child(1){top:-3px;left:-3px;border-top-width:3px;border-left-width:3px;border-radius:8px 0 0}.scanner-corners span:nth-child(2){top:-3px;right:-3px;border-top-width:3px;border-right-width:3px;border-radius:0 8px 0 0}.scanner-corners span:nth-child(3){bottom:-3px;left:-3px;border-bottom-width:3px;border-left-width:3px;border-radius:0 0 0 8px}.scanner-corners span:nth-child(4){bottom:-3px;right:-3px;border-bottom-width:3px;border-right-width:3px;border-radius:0 0 8px}.scan-line{position:absolute;top:0;left:10%;width:80%;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);animation:scanMove 2s ease-in-out infinite;box-shadow:0 0 20px var(--accent-glow)}@keyframes scanMove{0%,to{top:0}50%{top:100%}}.scan-status{display:flex;align-items:center;gap:10px;margin-top:24px;font-size:.9rem;color:var(--text-secondary)}.scan-spinner{width:18px;height:18px;border:2px solid var(--border-light);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.scan-bar-container{width:60%;height:4px;background:var(--surface-3);border-radius:999px;margin-top:16px;overflow:hidden}.scan-bar{height:100%;background:var(--accent);border-radius:999px;transition:width .2s}.scanner-idle{display:flex;flex-direction:column;align-items:center;gap:16px;color:var(--text-secondary)}.scanner-icon{opacity:.3;color:var(--accent)}.results-screen{padding-bottom:100px}.results-banner{display:flex;align-items:center;gap:12px;margin:12px 16px;padding:14px 16px;background:var(--green-bg);border:1px solid rgba(34,197,94,.2);border-radius:var(--radius)}.banner-icon{font-size:1.4rem}.results-banner strong{font-size:.95rem;display:block}.banner-sub{font-size:.8rem;color:var(--text-secondary)}.item-list{padding:0 16px}.category-section{margin-top:24px}.category-title{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-tertiary);margin-bottom:10px;padding-left:4px}.item-row{display:flex;align-items:center;gap:14px;width:100%;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;margin-bottom:8px;cursor:pointer;text-align:left;font-family:inherit;color:var(--text);transition:border-color .2s}.item-row:hover{border-color:var(--border-light)}.item-emoji{font-size:2rem;flex-shrink:0}.item-details{flex:1;display:flex;flex-direction:column;gap:3px;min-width:0}.item-name{font-weight:600;font-size:.95rem}.item-desc{font-size:.78rem;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.item-price{font-weight:700;font-size:.95rem;color:var(--accent);flex-shrink:0}.cart-screen{padding-bottom:100px}.empty-state{display:flex;flex-direction:column;align-items:center;gap:16px;padding:80px 20px;color:var(--text-secondary)}.empty-icon{font-size:3rem;opacity:.5}.cart-items{padding:12px 16px}.cart-item{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;margin-bottom:10px}.ci-emoji{font-size:1.8rem;flex-shrink:0}.ci-details{flex:1;display:flex;flex-direction:column;gap:3px;min-width:0}.ci-name{font-weight:600;font-size:.95rem}.ci-meta{font-size:.78rem;color:var(--text-secondary)}.ci-price{font-weight:700;font-size:.9rem;color:var(--accent)}.qty-control{display:flex;align-items:center;gap:8px;background:var(--surface-3);border-radius:999px;padding:4px}.qty-btn{background:none;border:none;color:var(--text);cursor:pointer;padding:4px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .15s}.qty-btn:hover{background:var(--border-light)}.qty-val{font-weight:700;font-size:.9rem;min-width:20px;text-align:center}.cart-method{display:flex;gap:10px;padding:0 16px;margin:16px 0}.method-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:14px;background:var(--surface);border:2px solid var(--border);border-radius:var(--radius);color:var(--text-secondary);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s;font-family:inherit}.method-btn.active{border-color:var(--accent);color:var(--accent);background:var(--accent-glow)}.cart-summary{padding:16px 20px;margin:0 16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}.summary-row{display:flex;justify-content:space-between;font-size:.9rem;color:var(--text-secondary);padding:6px 0}.summary-row.total{font-size:1.1rem;font-weight:700;color:var(--text);border-top:1px solid var(--border);margin-top:8px;padding-top:12px}.cart-actions{padding:20px 16px}.checkout-screen{padding-bottom:100px}.checkout-section{padding:16px 20px}.checkout-section h3{font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-secondary);margin-bottom:12px}.checkout-items{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.checkout-item{display:flex;justify-content:space-between;padding:12px 16px;font-size:.9rem;border-bottom:1px solid var(--border)}.checkout-item:last-child{border-bottom:none}.address-card,.payment-card{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;color:var(--text)}.address-main{font-weight:600;font-size:.95rem;display:block}.address-sub{font-size:.8rem;color:var(--text-secondary);display:block}.card-brand{font-weight:800;font-size:.8rem;color:#1a1f71;background:linear-gradient(135deg,#f7f7f7,#e8e8e8);padding:4px 8px;border-radius:4px;letter-spacing:.05em}.chat-screen{display:flex;flex-direction:column;height:100vh}.order-tracker{margin:12px 16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.tracker-header{display:flex;justify-content:space-between;margin-bottom:16px}.tracker-id{font-weight:700;font-size:.9rem}.tracker-eta{font-size:.85rem;color:var(--green);font-weight:600}.tracker-steps{display:flex;justify-content:space-between;position:relative}.tracker-steps:before{content:"";position:absolute;top:10px;left:10%;right:10%;height:2px;background:var(--surface-3)}.tracker-step{display:flex;flex-direction:column;align-items:center;gap:6px;z-index:1}.step-dot{width:22px;height:22px;border-radius:50%;background:var(--surface-3);display:flex;align-items:center;justify-content:center;font-size:.65rem}.tracker-step.done .step-dot{background:var(--green);color:#fff}.tracker-step.current .step-dot{background:var(--accent);box-shadow:0 0 0 4px var(--accent-glow);color:#fff}.step-label{font-size:.65rem;color:var(--text-tertiary);text-transform:capitalize;text-align:center}.tracker-step.done .step-label,.tracker-step.current .step-label{color:var(--text-secondary)}.chat-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}.chat-bubble{display:flex;gap:8px;max-width:85%}.chat-bubble.user{align-self:flex-end;flex-direction:row-reverse}.chat-bubble.ai{align-self:flex-start}.ai-avatar{width:32px;height:32px;background:var(--surface-3);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}.bubble-text{padding:12px 16px;border-radius:var(--radius);font-size:.9rem;line-height:1.5;white-space:pre-line}.chat-bubble.user .bubble-text{background:var(--accent);color:#fff;border-bottom-right-radius:4px}.chat-bubble.ai .bubble-text{background:var(--surface);border:1px solid var(--border);border-bottom-left-radius:4px}.chat-quick{display:flex;gap:8px;padding:0 16px 8px;overflow-x:auto}.quick-btn{flex-shrink:0;background:var(--surface-3);border:1px solid var(--border);color:var(--text-secondary);font-size:.8rem;font-weight:500;padding:8px 14px;border-radius:999px;cursor:pointer;transition:all .15s;font-family:inherit}.quick-btn:hover{border-color:var(--accent);color:var(--accent)}.chat-input-bar{display:flex;gap:8px;padding:12px 16px;background:var(--surface);border-top:1px solid var(--border)}.chat-input-bar input{flex:1;background:var(--surface-3);border:1px solid var(--border);border-radius:999px;padding:10px 16px;color:var(--text);font-size:.9rem;font-family:inherit;outline:none}.chat-input-bar input::placeholder{color:var(--text-tertiary)}.chat-input-bar input:focus{border-color:var(--accent)}.send-btn{background:var(--accent);border:none;color:#fff;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s;flex-shrink:0}.send-btn:hover{background:var(--accent-hover)}.stores-screen{padding-bottom:20px}.store-list-full{padding:12px 16px;display:flex;flex-direction:column;gap:10px}.store-card-full{display:flex;align-items:center;gap:16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 16px;cursor:pointer;width:100%;text-align:left;font-family:inherit;color:var(--text);transition:border-color .2s}.store-card-full:hover{border-color:var(--border-light)}.store-emoji-large{font-size:2.5rem}.store-info-full{flex:1;display:flex;flex-direction:column;gap:4px}.store-cuisine{font-size:.8rem;color:var(--text-secondary)}.store-arrow{font-size:1.5rem;color:var(--text-tertiary)}.fab-cart{position:fixed;bottom:calc(var(--nav-height) + 16px);left:50%;transform:translate(-50%);display:flex;align-items:center;gap:8px;background:var(--accent);color:#fff;border:none;border-radius:999px;padding:14px 24px;font-size:.95rem;font-weight:700;cursor:pointer;box-shadow:0 8px 32px #ff6b3559;z-index:90;transition:transform .2s;font-family:inherit}.fab-cart:hover{transform:translate(-50%) scale(1.03)}.fab-count{background:#fff;color:var(--accent);font-size:.75rem;font-weight:800;min-width:22px;height:22px;border-radius:999px;display:flex;align-items:center;justify-content:center}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:flex-end;justify-content:center;z-index:200;padding:16px}.modal{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg) var(--radius-lg) 0 0;width:100%;max-width:480px;max-height:85vh;overflow-y:auto;padding:24px 20px;display:flex;flex-direction:column;gap:20px}.modal-close{position:absolute;top:16px;right:16px;background:var(--surface-3);border:none;color:var(--text-secondary);cursor:pointer;padding:6px;border-radius:50%;display:flex}.modal-header{position:relative}.modal-emoji{font-size:3rem;display:block;margin-bottom:8px}.modal-header h3{font-size:1.4rem;font-weight:700;margin-bottom:6px}.modal-desc{font-size:.85rem;color:var(--text-secondary);line-height:1.5}.modal-section h4{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-secondary);margin-bottom:10px}.option-pills{display:flex;gap:8px;flex-wrap:wrap}.pill{padding:10px 18px;border:2px solid var(--border);border-radius:999px;background:none;color:var(--text-secondary);font-size:.85rem;font-weight:600;cursor:pointer;transition:all .15s;font-family:inherit}.pill.active{border-color:var(--accent);color:var(--accent);background:var(--accent-glow)}.addon-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);font-size:.9rem;cursor:pointer}.addon-row:last-child{border-bottom:none}.addon-row input[type=checkbox]{accent-color:var(--accent);width:18px;height:18px}.addon-price{margin-left:auto;color:var(--text-secondary);font-size:.85rem}.notes-input{width:100%;background:var(--surface-3);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;color:var(--text);font-size:.9rem;font-family:inherit;outline:none}.notes-input::placeholder{color:var(--text-tertiary)}.notes-input:focus{border-color:var(--accent)}.cart-btn{position:relative}.badge{position:absolute;top:0;right:0;background:var(--accent);color:#fff;font-size:.6rem;font-weight:700;min-width:16px;height:16px;border-radius:999px;display:flex;align-items:center;justify-content:center;padding:0 3px}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:999px}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.home-screen,.results-screen,.cart-screen,.checkout-screen,.chat-screen,.stores-screen{animation:fadeIn .3s ease}