:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}}#root{box-sizing:border-box;flex-direction:column;width:100%;min-height:100svh;display:flex}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}p{margin:0}.btn-primary,.btn-secondary,.btn-logout{cursor:pointer;border:none;border-radius:10px;padding:14px 24px;font-family:inherit;font-size:16px;font-weight:500;transition:opacity .15s,box-shadow .15s}:is(.btn-primary,.btn-secondary,.btn-logout):disabled{opacity:.5;cursor:not-allowed}:is(.btn-primary,.btn-secondary,.btn-logout):not(:disabled):hover{opacity:.88}:is(.btn-primary,.btn-secondary,.btn-logout):focus-visible{outline:3px solid var(--accent);outline-offset:2px}.btn-primary{background:var(--accent);color:#fff;width:100%}.btn-secondary{background:var(--social-bg);color:var(--text-h);border:1px solid var(--border);width:100%}.btn-logout{color:var(--text);border:1px solid var(--border);background:0 0;width:auto;padding:8px 16px;font-size:14px}.staff-app{flex-direction:column;min-height:100svh;display:flex}.staff-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.header-logo{letter-spacing:2px;color:var(--text-h);font-size:18px;font-weight:700}.staff-main{box-sizing:border-box;flex-direction:column;flex:1;gap:20px;width:100%;max-width:600px;margin:0 auto;padding:24px;display:flex}.login-screen{box-sizing:border-box;justify-content:center;align-items:center;min-height:100svh;padding:24px;display:flex}.login-card{flex-direction:column;align-items:center;gap:24px;width:100%;max-width:400px;display:flex}.login-logo{flex-direction:column;align-items:center;line-height:1;display:flex}.login-logo-koi{letter-spacing:6px;color:var(--text-h);font-size:48px;font-weight:800}.login-logo-staff{letter-spacing:5px;color:var(--accent);margin-top:2px;font-size:13px;font-weight:600}.login-subtitle{color:var(--text);margin:0;font-size:15px}.login-form{flex-direction:column;gap:16px;width:100%;display:flex}.field-group{flex-direction:column;gap:6px;display:flex}.field-group label{color:var(--text);font-size:14px;font-weight:500}.field-group input{border:1px solid var(--border);background:var(--bg);color:var(--text-h);border-radius:10px;outline:none;padding:14px 16px;font-family:inherit;font-size:16px;transition:border-color .15s}.field-group input::placeholder{color:var(--text);opacity:.5}.field-group input:focus{border-color:var(--accent)}.field-group input:disabled{opacity:.6}.login-error{color:#ef4444;text-align:center;margin:0;font-size:14px}.scanner-screen{flex-direction:column;align-items:center;gap:20px;width:100%;display:flex}.scanner-title{color:var(--text-h);margin:0;font-size:22px;font-weight:600}.qr-reader-container{border:1px solid var(--border);border-radius:14px;width:100%;max-width:400px;overflow:hidden}.scanner-overlay{color:var(--text);flex-direction:column;align-items:center;gap:16px;padding:24px;display:flex}.scanner-overlay--error{color:#ef4444}.scanner-error-msg{text-align:center;margin:0;font-size:16px}.btn-toggle-camera{border:1px solid var(--border);color:var(--text);cursor:pointer;background:0 0;border-radius:20px;align-items:center;gap:8px;padding:10px 20px;font-size:15px;transition:background .15s;display:inline-flex}.btn-toggle-camera:hover{background:var(--border)}.spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:40px;height:40px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.customer-card{border:1px solid var(--border);background:var(--social-bg);border-radius:16px;align-items:center;gap:20px;padding:20px 24px;display:flex}.customer-avatar{background:var(--accent);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:56px;height:56px;font-size:24px;font-weight:700;display:flex}.customer-info{flex-direction:column;gap:6px;display:flex}.customer-name{color:var(--text-h);margin:0;font-size:20px;font-weight:600}.customer-koins{align-items:center;gap:6px;font-size:22px;font-weight:700;display:flex}.koins-icon{color:var(--accent);font-size:18px}.koins-value{color:var(--text-h)}.koins-label{color:var(--text);font-size:14px;font-weight:400}.koins-panel{flex-direction:column;gap:14px;display:flex}.koins-panel-title{color:var(--text);margin:0;font-size:16px;font-weight:500}.koins-panel-header{justify-content:space-between;align-items:center;display:flex}.koins-back-btn{color:var(--text);cursor:pointer;opacity:.7;background:0 0;border:none;padding:4px 0;font-family:inherit;font-size:14px}.koins-back-btn:hover{opacity:1}.koins-hint{color:var(--text);opacity:.6;margin:0;font-size:13px}.koins-mode-btns{grid-template-columns:1fr 1fr;gap:12px;display:grid}.koins-mode-btn{cursor:pointer;border:2px solid #0000;border-radius:14px;flex-direction:column;align-items:center;gap:8px;padding:22px 12px;font-family:inherit;font-size:16px;font-weight:600;transition:transform .1s,opacity .15s;display:flex}.koins-mode-btn:active{transform:scale(.97)}.koins-mode-btn:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.koins-mode-icon{font-size:22px}.koins-mode-btn--add{color:#16a34a;background:#22c55e1f;border-color:#22c55e40}.koins-mode-btn--add:hover{background:#22c55e33}@media (prefers-color-scheme:dark){.koins-mode-btn--add{color:#4ade80;background:#4ade801f;border-color:#4ade8040}.koins-mode-btn--add:hover{background:#4ade8033}}.koins-mode-btn--redeem{color:#dc2626;background:#ef44441a;border-color:#ef444433}.koins-mode-btn--redeem:hover{background:#ef44442e}@media (prefers-color-scheme:dark){.koins-mode-btn--redeem{color:#f87171;background:#f871711a;border-color:#f8717133}.koins-mode-btn--redeem:hover{background:#f871712e}}.koins-price-input-wrap{align-items:center;display:flex;position:relative}.koins-price-symbol{color:var(--text);opacity:.5;pointer-events:none;font-size:22px;font-weight:600;position:absolute;left:18px}.koins-price-input{border:2px solid var(--border);background:var(--bg);width:100%;color:var(--text-h);box-sizing:border-box;border-radius:14px;outline:none;padding:18px 18px 18px 44px;font-family:inherit;font-size:32px;font-weight:700;transition:border-color .15s}.koins-price-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.koins-price-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.koins-price-input{-moz-appearance:textfield}.koins-price-input::placeholder{color:var(--text);opacity:.3}.koins-price-input:focus{border-color:var(--accent)}.koins-computed{text-align:center;margin:0;font-size:22px;font-weight:700}.koins-computed--add{color:#16a34a}@media (prefers-color-scheme:dark){.koins-computed--add{color:#4ade80}}.koins-computed--redeem{color:#dc2626;text-align:left;font-size:15px}@media (prefers-color-scheme:dark){.koins-computed--redeem{color:#f87171}}.koins-confirm-btn{cursor:pointer;border:2px solid #0000;border-radius:12px;width:100%;padding:16px;font-family:inherit;font-size:16px;font-weight:600;transition:opacity .15s,transform .1s}.koins-confirm-btn:disabled{opacity:.4;cursor:not-allowed}.koins-confirm-btn:not(:disabled):active{transform:scale(.98)}.koins-confirm-btn:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.koins-confirm-btn--add{color:#16a34a;background:#22c55e26;border-color:#22c55e4d}.koins-confirm-btn--add:not(:disabled):hover{background:#22c55e40}@media (prefers-color-scheme:dark){.koins-confirm-btn--add{color:#4ade80;background:#4ade801f;border-color:#4ade8040}.koins-confirm-btn--add:not(:disabled):hover{background:#4ade8038}}.koins-confirm-btn--redeem{color:#dc2626;background:#ef44441f;border-color:#ef444440}.koins-confirm-btn--redeem:not(:disabled):hover{background:#ef444433}@media (prefers-color-scheme:dark){.koins-confirm-btn--redeem{color:#f87171;background:#f871711a;border-color:#f8717133}.koins-confirm-btn--redeem:not(:disabled):hover{background:#f8717133}}.koins-confirm-btn--redeem-outline{color:var(--text);border-color:var(--border);background:0 0}.koins-confirm-btn--redeem-outline:hover{background:var(--social-bg)}.koins-redeem-options{flex-direction:column;gap:12px;display:flex}.koins-redeem-info{color:var(--text);background:var(--social-bg);border:1px solid var(--border);border-radius:10px;margin:0;padding:12px 14px;font-size:14px}.koins-redeem-divider{text-align:center;color:var(--text);opacity:.4;font-size:13px}.koins-partial-wrap{flex-direction:column;gap:10px;display:flex}.koins-partial-input{padding-left:18px;font-size:24px}.koins-no-balance{color:var(--text);opacity:.6;text-align:center;margin:0;font-size:14px}.confirm-dialog{border:1px solid var(--border);background:var(--bg);border-radius:20px;width:calc(100% - 48px);max-width:400px;padding:0;box-shadow:0 20px 60px #0003}.confirm-dialog::backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#00000073}.confirm-dialog-content{flex-direction:column;gap:20px;padding:28px 28px 24px;display:flex}.confirm-title{color:var(--text-h);margin:0;font-size:20px;font-weight:600}.confirm-summary{background:var(--social-bg);border:1px solid var(--border);border-radius:12px;flex-direction:column;gap:6px;padding:16px;display:flex}.confirm-customer{color:var(--text-h);margin:0;font-size:18px;font-weight:600}.confirm-operation{color:var(--text);margin:0;font-size:15px}.confirm-balance{color:var(--text);margin:0;font-size:14px}.delta--add{color:#16a34a}.delta--sub{color:#dc2626}@media (prefers-color-scheme:dark){.delta--add{color:#4ade80}.delta--sub{color:#f87171}}.confirm-actions{gap:12px;display:flex}.confirm-actions .btn-secondary,.confirm-actions .btn-primary{flex:1;width:auto}.success-banner{color:#15803d;background:#22c55e1a;border:1px solid #22c55e4d;border-radius:12px;align-items:center;gap:10px;padding:14px 18px;font-size:15px;font-weight:500;display:flex}@media (prefers-color-scheme:dark){.success-banner{color:#4ade80;background:#4ade801a;border-color:#4ade8040}}.success-icon{font-size:18px}.scan-another-divider{text-align:center;color:var(--text);opacity:.6;font-size:13px}.btn-scan-another{margin-top:4px}