:root{--bg:#f3f5f9;--surface:#ffffff;--border:#e4e9f0;--text:#172033;--text-muted:#64748b;--primary:#5a9e14;--primary-dark:#4a840e;--primary-light:#eaf6dc;--navy:#1b2a41;--warn-light:#fdf3cf;--warn:#a16207;--danger:#c22f2f;--danger-light:#fdeaea;--radius:16px;--shadow:0 1px 3px rgba(23,32,51,0.06),0 6px 18px rgba(23,32,51,0.05)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:16px;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.app-shell{max-width:520px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column}.app-header{background:var(--navy);color:#fff;padding:14px 18px;display:flex;align-items:center;gap:12px;position:-webkit-sticky;position:sticky;top:0;z-index:10}.app-header img{height:34px;width:auto;background:#fff;border-radius:8px;padding:3px 6px}.app-header .store-name{font-size:14px;font-weight:600;flex:1 1}.app-header button{background:rgba(255,255,255,.12);border:none;color:#fff;border-radius:8px;padding:6px 10px;font-size:12px;cursor:pointer}.app-main{flex:1 1;padding:16px 16px 90px}h1{font-size:20px;margin:4px 0 14px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;margin-bottom:12px;box-shadow:var(--shadow)}.card .offer-title{font-weight:700;font-size:17px}.card .offer-text{color:var(--text-muted);font-size:14px;margin-top:4px;line-height:1.5}.card .offer-price{display:inline-block;margin-top:10px;background:var(--primary);color:#fff;font-weight:800;font-size:18px;border-radius:10px;padding:4px 12px}.card .offer-valid{font-size:12px;color:var(--text-muted);margin-top:8px}.empty{text-align:center;color:var(--text-muted);padding:40px 10px;font-size:15px}input[type=search]{width:100%;font:inherit;border:1px solid var(--border);border-radius:12px;padding:12px 14px;background:var(--surface);margin-bottom:12px}input:focus{outline:2px solid var(--primary-light);border-color:var(--primary)}.push-card{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--primary);border-radius:14px;padding:12px 14px;margin-bottom:14px;box-shadow:var(--shadow)}.push-icon{font-size:26px}.push-text{flex:1 1;font-size:12.5px;line-height:1.4;display:flex;flex-direction:column}.push-text strong{font-size:13.5px}.push-enable{font:inherit;border:none;background:var(--primary);color:#fff;font-weight:700;font-size:13px;border-radius:9px;padding:9px 14px;cursor:pointer;white-space:nowrap}.push-close{font:inherit;border:none;background:transparent;color:var(--text-muted);cursor:pointer;padding:6px}.group-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:10px;gap:10px}.group-tile{font:inherit;border:1px solid var(--border);background:var(--surface);border-radius:16px;padding:18px 12px 14px;text-align:center;cursor:pointer;box-shadow:var(--shadow);display:flex;flex-direction:column;align-items:center;gap:4px;transition:transform .1s}.group-tile:active{transform:scale(.97)}.group-tile .gt-emoji{font-size:34px;line-height:1.2}.group-tile .gt-name{font-weight:700;font-size:14px}.group-tile .gt-count{font-size:11.5px;color:var(--text-muted)}.group-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}.group-back{font:inherit;border:1px solid var(--border);background:var(--surface);border-radius:10px;padding:7px 12px;font-size:13px;cursor:pointer}.group-title{font-weight:700;font-size:16px}.product-row{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:12px 14px;margin-bottom:8px;display:flex;align-items:center;gap:10px}.product-row .p-name{flex:1 1;font-size:14px}.badge,.product-row .p-price{font-weight:700;white-space:nowrap}.badge{padding:3px 10px;border-radius:99px;font-size:11px}.badge.ok{background:var(--primary-light);color:var(--primary-dark)}.badge.warn{background:var(--warn-light);color:var(--warn)}.badge.out{background:var(--danger-light);color:var(--danger)}.more-btn{width:100%;font:inherit;border:1px solid var(--border);background:var(--surface);border-radius:12px;padding:12px;cursor:pointer}.app-footer,.more-btn{color:var(--text-muted)}.app-footer{text-align:center;font-size:11px;padding:18px 10px 4px;display:flex;justify-content:center;gap:6px;flex-wrap:wrap}.app-footer .af-sep{opacity:.5}.tab-bar{position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);display:flex;justify-content:space-around;padding:8px 0 max(8px,env(safe-area-inset-bottom));max-width:520px;margin:0 auto;z-index:10}.tab-bar a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:11px;color:var(--text-muted);padding:4px 16px;border-radius:10px}.tab-bar a.active{color:var(--primary-dark);font-weight:700}.tab-bar .tab-icon{font-size:22px}.tab-bar .tab-center{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;color:var(--text-muted);padding:0 16px;margin-top:-26px}.tab-center-btn{width:58px;height:58px;border-radius:50%;background:linear-gradient(160deg,var(--primary) 0,var(--primary-dark) 100%);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(90,158,20,.45),0 0 0 5px var(--surface);transition:transform .12s}.tab-center:active .tab-center-btn{transform:scale(.94)}.tab-center.active .tab-center-btn{box-shadow:0 6px 18px rgba(90,158,20,.45),0 0 0 5px var(--surface),0 0 0 7px var(--primary-light)}.tab-center.active{color:var(--primary-dark);font-weight:700}.tab-center-label{white-space:nowrap}.store-pick{display:block;width:100%;text-align:left;font:inherit;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:12px;cursor:pointer;box-shadow:var(--shadow)}.store-pick .s-name{font-weight:700;font-size:17px}.store-pick .s-addr{color:var(--text-muted);font-size:13px;margin-top:4px}.install-modal-backdrop{position:fixed;inset:0;background:rgba(20,32,47,.75);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}.install-modal{background:var(--surface);border-radius:22px;padding:28px 24px;max-width:400px;width:100%;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.35)}.install-modal .im-logo{margin-bottom:14px}.install-modal h2{margin:0 0 8px;font-size:20px}.install-modal p{color:var(--text-muted);font-size:14px;line-height:1.55;margin:0 0 18px}.im-install{font:inherit;border:none;background:var(--primary);color:#fff;font-weight:800;font-size:16px;letter-spacing:.02em;border-radius:14px;padding:16px;box-shadow:0 4px 14px rgba(90,158,20,.4)}.im-install,.im-later{width:100%;cursor:pointer}.im-later{font:inherit;display:block;border:none;background:transparent;color:var(--text-muted);font-size:13px;margin-top:14px;text-decoration:underline}.im-ios-steps{text-align:left;margin-bottom:4px}.im-step{display:flex;align-items:center;gap:10px;font-size:14.5px;padding:9px 0;border-bottom:1px solid var(--border)}.im-step:last-child{border-bottom:none}.im-num{background:var(--primary);color:#fff;font-weight:700;width:24px;height:24px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0}.im-hint{font-size:13.5px}.install-banner{position:-webkit-sticky;position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:10px;background:var(--navy);color:#fff;padding:10px 12px;box-shadow:0 2px 10px rgba(0,0,0,.25)}.install-banner .ib-icon{width:40px;height:40px;border-radius:9px;background:#fff;padding:2px}.install-banner .ib-text{flex:1 1;font-size:12.5px;line-height:1.4;display:flex;flex-direction:column}.install-banner .ib-text strong{font-size:13.5px}.install-banner .ib-share{display:inline-block;border:1px solid rgba(255,255,255,.5);border-radius:4px;padding:0 4px;font-size:11px}.install-banner .ib-install{font:inherit;border:none;background:var(--primary);color:#fff;font-weight:700;font-size:13px;border-radius:9px;padding:9px 14px;cursor:pointer;white-space:nowrap}.install-banner .ib-close{font:inherit;border:none;background:transparent;color:rgba(255,255,255,.6);font-size:14px;cursor:pointer;padding:6px}.auth-switch{display:flex;gap:6px;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:4px;margin-bottom:16px}.auth-switch button{flex:1 1;font:inherit;border:none;background:transparent;border-radius:9px;padding:10px;font-weight:600;color:var(--text-muted);cursor:pointer}.auth-switch button.active{background:var(--primary);color:#fff}.auth-form{gap:14px}.auth-form,.auth-form label{display:flex;flex-direction:column}.auth-form label{gap:6px;font-size:13px;font-weight:600;color:var(--text-muted)}.auth-form input,.auth-form select{font:inherit;border:1px solid var(--border);border-radius:12px;padding:12px 14px;background:var(--surface)}.primary-btn{font:inherit;border:none;background:var(--primary);color:#fff;font-weight:700;border-radius:12px;padding:14px;cursor:pointer;box-shadow:0 2px 8px rgba(90,158,20,.35)}.primary-btn:disabled{opacity:.6}.error-box{background:var(--danger-light);color:var(--danger);border-radius:12px;padding:12px 16px;margin-bottom:14px;font-size:14px}.customer-card{background:linear-gradient(160deg,var(--navy) 0,#24405e 100%);color:#fff;border-radius:20px;padding:24px 20px;text-align:center;box-shadow:0 12px 30px rgba(27,42,65,.35)}.customer-card .cc-name{font-size:18px;font-weight:700}.customer-card .cc-store{font-size:13px;opacity:.75;margin-bottom:16px}.customer-card .cc-qr{background:#fff;border-radius:14px;padding:10px;width:240px;max-width:80%;height:auto}.customer-card .cc-number{font-family:monospace;font-size:16px;letter-spacing:.15em;margin-top:12px;opacity:.9}.customer-card .cc-balance{margin-top:10px;font-size:14px;background:rgba(255,255,255,.12);display:inline-block;border-radius:99px;padding:6px 16px}.cc-balance-btn{font:inherit;border:none;color:inherit;cursor:pointer}.cc-blurred{filter:blur(7px);-webkit-user-select:none;-moz-user-select:none;user-select:none;transition:filter .2s}.cc-eye{margin-left:8px;font-size:13px}.cc-hint{text-align:center;color:var(--text-muted);font-size:13px;margin-top:14px}.success-box{font-weight:600}.secondary-btn{font:inherit;border:2px solid var(--primary);background:transparent;color:var(--primary-dark);font-weight:700;border-radius:12px;padding:12px 18px;cursor:pointer}.scanner-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:200;display:flex;align-items:center;justify-content:center}.scanner-box{position:relative;width:100%;max-width:440px;padding:16px;text-align:center}.scanner-video{width:100%;border-radius:16px;aspect-ratio:3/4;object-fit:cover}.scanner-frame{position:absolute;top:50%;left:50%;width:210px;height:210px;transform:translate(-50%,-60%);border:3px solid var(--primary);border-radius:18px;box-shadow:0 0 0 4000px rgba(0,0,0,.35);pointer-events:none}.scanner-hint{color:#fff;font-size:14px;margin-top:12px}.scanner-error{color:#fff;background:rgba(194,47,47,.85);border-radius:12px;padding:16px;font-size:14px}.scanner-close{font:inherit;margin-top:14px;border:1px solid rgba(255,255,255,.4);background:transparent;color:#fff;border-radius:10px;padding:10px 22px;cursor:pointer}.teaser{text-align:center;padding:40px 20px}.teaser .t-icon{font-size:64px}.teaser h2{margin:16px 0 8px}.teaser p{line-height:1.6}.cc-lead,.teaser p{color:var(--text-muted)}.cc-lead{font-size:14px;margin:-6px 0 14px}.success-box{background:var(--primary-light);color:var(--primary-dark);border-radius:12px;padding:12px 16px;font-size:14px}.cart-bar,.success-box{margin-bottom:14px;cursor:pointer}.cart-bar{font:inherit;width:100%;border:none;background:var(--navy);color:#fff;border-radius:12px;padding:13px 16px;font-size:14px;text-align:left;box-shadow:var(--shadow);position:-webkit-sticky;position:sticky;top:8px;z-index:5}.qty-ctrl{display:inline-flex;align-items:center;gap:10px;white-space:nowrap}.qty-ctrl button{font:inherit;width:30px;height:30px;border-radius:99px;border:1px solid var(--border);background:var(--primary-light);color:var(--primary-dark);font-weight:800;font-size:16px;line-height:1;cursor:pointer}.qty-ctrl button:disabled{opacity:.35}.qty-ctrl span{min-width:18px;text-align:center;font-weight:700}.cart-line{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--border);font-size:14px}.cart-line .cl-name{flex:1 1}.cart-line .cl-price{font-weight:700;white-space:nowrap}.cart-total{padding:12px 0 4px;font-size:15px}.cc-field{display:block;margin:12px 0;font-size:13px;font-weight:600}.cc-field input{font:inherit;display:block;width:100%;margin-top:5px;padding:11px 12px;border:1px solid var(--border);border-radius:10px;background:var(--bg)}.card .primary-btn{width:100%;margin-top:6px}.cc-orders-title{margin:22px 0 10px;font-size:17px}.cc-order-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.cc-promo{display:block;background:linear-gradient(120deg,var(--navy),#2c4260);color:#fff;border-radius:var(--radius);padding:16px 18px;margin-bottom:14px;text-decoration:none;box-shadow:var(--shadow)}.cc-promo .ccp-title{font-weight:800;font-size:16px;margin-bottom:3px}.cc-promo .ccp-text{font-size:13px;opacity:.85}.cc-order-qr{text-align:center;margin:12px 0 4px;padding:14px 10px;background:var(--bg);border:1px solid var(--border);border-radius:12px}.cc-order-qr img{width:150px;height:150px;display:block;margin:0 auto;border-radius:8px;background:#fff;padding:6px}.cc-order-qr .ccq-number{font-weight:800;letter-spacing:2px;margin-top:8px;font-family:ui-monospace,monospace}.cc-order-qr .ccq-hint{font-size:12px;color:var(--text-muted);margin-top:2px}