:root{--bg:#0f172a;--surface:#1e293b;--surface-2:#293548;--border:#334155;--border-dim:#1e293b;--accent:#3b82f6;--accent-glow:#3b82f640;--accent-dim:#1d3a6e;--success:#22c55e;--success-glow:#22c55e33;--success-dim:#14532d;--error:#f43f5e;--error-glow:#f43f5e33;--error-dim:#4c0519;--warning:#f59e0b;--text:#f1f5f9;--text-muted:#94a3b8;--text-dim:#64748b}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{background:var(--bg);height:100%;color:var(--text);-webkit-tap-highlight-color:transparent;-webkit-text-size-adjust:100%;font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:16px}.screen{background:var(--bg);flex-direction:column;height:100dvh;display:flex;overflow:hidden}button{cursor:pointer}input,button{font:inherit}.login-screen{background:radial-gradient(ellipse at top, #1e3a5f 0%, var(--bg) 60%);justify-content:center;align-items:center}.login-box{background:var(--surface);border:1px solid var(--border);border-radius:16px;width:100%;max-width:340px;margin:16px;padding:36px 28px;box-shadow:0 24px 64px #00000080}.app-logo{color:var(--accent);text-align:center;letter-spacing:-3px;text-shadow:0 0 40px var(--accent-glow);font-size:56px;font-weight:900;line-height:1}.app-subtitle{text-align:center;color:var(--text-dim);text-transform:uppercase;letter-spacing:4px;margin-top:6px;margin-bottom:32px;font-size:10px}.field{margin-bottom:18px}.field label{text-transform:uppercase;color:var(--text-dim);letter-spacing:1.5px;margin-bottom:7px;font-size:10px;font-weight:700;display:block}.field input{border:1.5px solid var(--border);background:var(--bg);width:100%;color:var(--text);border-radius:10px;outline:none;padding:13px 15px;font-size:16px;transition:border-color .15s,box-shadow .15s}.field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.btn-primary{background:var(--accent);color:#fff;letter-spacing:2.5px;width:100%;box-shadow:0 4px 20px var(--accent-glow);border:none;border-radius:10px;margin-top:8px;padding:15px;font-size:14px;font-weight:700;transition:opacity .15s,box-shadow .15s}.btn-primary:disabled{opacity:.45;box-shadow:none}.btn-primary:not(:disabled):active{opacity:.85}.alert{border-radius:8px;margin-bottom:14px;padding:12px 14px;font-size:14px;font-weight:600}.alert-error{background:var(--error-dim);color:#fda4af;border:1px solid #881337}.alert-success{background:var(--success-dim);color:#86efac;border:1px solid #166534}.screen-header{background:var(--surface);border-bottom:1px solid var(--border);color:var(--text);flex-shrink:0;align-items:center;gap:10px;min-height:54px;padding:14px 16px;display:flex}.header-title{color:var(--text);flex:1;font-size:16px;font-weight:700}.header-user{color:var(--text-dim);text-overflow:ellipsis;white-space:nowrap;max-width:100px;font-size:12px;overflow:hidden}.btn-icon{background:var(--surface-2);border:1px solid var(--border);color:var(--text-muted);border-radius:8px;padding:6px 10px;font-size:16px;line-height:1;transition:color .1s,background .1s}.btn-icon:active{color:var(--text);background:var(--border)}.sessions-screen{background:var(--bg)}.session-list{flex-direction:column;flex:1;gap:8px;padding:8px 12px;display:flex;overflow-y:auto}.session-item{background:var(--surface);border:1.5px solid var(--border);cursor:pointer;border-radius:12px;padding:16px;transition:border-color .15s,background .15s,box-shadow .15s}.session-item:active,.session-item.selected{background:var(--surface-2);border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-glow)}.session-name{color:var(--text);margin-bottom:8px;font-size:17px;font-weight:700}.session-meta{color:var(--text-muted);flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;display:flex}.badge{color:#a5b4fc;text-transform:uppercase;letter-spacing:.5px;background:#6366f126;border:1px solid #6366f14d;border-radius:20px;padding:3px 9px;font-size:10px;font-weight:700}.badge-green{color:#86efac;background:#22c55e1a;border-color:#22c55e4d}.badge-orange{color:#fcd34d;background:#f59e0b1a;border-color:#f59e0b4d}.keyboard-hint{text-align:center;color:var(--text-dim);background:var(--surface);border-top:1px solid var(--border);letter-spacing:.5px;flex-shrink:0;padding:10px 16px;font-size:11px}.quick-scan-zone{background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;padding:14px 16px}.quick-scan-label{text-transform:uppercase;color:var(--accent);letter-spacing:2px;margin-bottom:8px;font-size:10px;font-weight:700}.quick-scan-input{border:1.5px solid var(--border);background:var(--bg);width:100%;color:var(--text);border-radius:10px;outline:none;padding:13px 16px;font-family:Courier New,monospace;font-size:16px;transition:border-color .15s,box-shadow .15s}.quick-scan-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.quick-scan-error{background:var(--error-dim);color:#fda4af;border:1px solid #881337;border-radius:8px;margin-top:8px;padding:9px 12px;font-size:13px;font-weight:600}.picking-screen{background:var(--bg);position:relative}.picking-header{background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;padding:12px 16px}.picking-header-row{justify-content:space-between;align-items:center;gap:10px;display:flex}.order-ref{letter-spacing:-.5px;color:var(--text);font-family:Courier New,monospace;font-size:20px;font-weight:900}.order-progress{color:var(--text-muted);white-space:nowrap;background:var(--surface-2);border:1px solid var(--border);border-radius:20px;padding:3px 10px;font-size:12px}.progress-bar{background:var(--border);border-radius:2px;height:3px;margin-top:10px;overflow:hidden}.progress-fill{background:linear-gradient(90deg, var(--accent), var(--success));border-radius:2px;height:100%;transition:width .4s}.step-row{background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;gap:0;display:flex}.step-pill{text-align:center;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-dim);background:0 0;border-bottom:2px solid #0000;flex:1;padding:9px 4px;font-size:10px;font-weight:700;transition:color .2s,border-color .2s}.step-pill.active{color:var(--accent);border-bottom-color:var(--accent)}.step-pill.done{color:var(--success)}.picking-body{flex-direction:column;flex:1;gap:12px;padding:14px;display:flex;overflow-y:auto}.location-card{background:var(--surface);border:2px solid var(--accent);text-align:center;box-shadow:0 0 24px var(--accent-glow);border-radius:14px;padding:16px 18px}.location-label{text-transform:uppercase;color:var(--accent);letter-spacing:2.5px;margin-bottom:8px;font-size:9px;font-weight:700}.location-code{color:var(--text);letter-spacing:4px;text-shadow:0 0 30px var(--accent-glow);font-family:Courier New,monospace;font-size:46px;font-weight:900;line-height:1}.product-card{background:var(--surface);border:1.5px solid var(--border);border-radius:14px;padding:16px 18px}.product-name{color:var(--text);margin-bottom:6px;font-size:20px;font-weight:700;line-height:1.3}.product-sku{color:var(--text-dim);margin-bottom:14px;font-family:Courier New,monospace;font-size:12px}.quantity-row{background:var(--surface-2);border:1px solid var(--border);border-radius:10px;justify-content:space-between;align-items:flex-end;gap:8px;padding:10px 14px;display:flex}.quantity-label{text-transform:uppercase;color:var(--text-dim);letter-spacing:1.5px;font-size:10px;font-weight:700}.quantity-value{color:var(--success);text-shadow:0 0 20px var(--success-glow);font-size:40px;font-weight:900;line-height:1}.quantity-value .q-total{color:var(--text-dim);font-size:20px;font-weight:500}.scan-zone{margin-top:auto}.scan-label{text-transform:uppercase;color:var(--text-dim);letter-spacing:2px;text-align:center;margin-bottom:8px;font-size:10px;font-weight:700}.scan-input{border:2px solid var(--accent);background:var(--surface);width:100%;color:var(--text);box-shadow:0 0 20px var(--accent-glow);border-radius:14px;outline:none;padding:18px 20px;font-family:Courier New,monospace;font-size:18px;transition:box-shadow .2s,border-color .2s}.scan-input:focus{box-shadow:0 0 32px var(--accent-glow);border-color:#60a5fa}.scan-input::placeholder{color:var(--text-dim)}.scan-input:disabled{opacity:.5}.items-remaining{border-top:1px solid var(--border);padding-top:10px}.items-remaining-title{text-transform:uppercase;color:var(--text-dim);letter-spacing:1.5px;margin-bottom:8px;font-size:10px;font-weight:700}.item-chip{background:var(--surface);border:1px solid var(--border);color:var(--text-muted);border-radius:20px;align-items:center;gap:5px;margin:3px 3px 0 0;padding:5px 11px;font-size:12px;display:inline-flex}.item-chip.done{color:#86efac;opacity:.7;background:#22c55e14;border-color:#22c55e4d;text-decoration:line-through}.overlay{z-index:999;justify-content:center;align-items:center;padding:24px;animation:.1s fadeIn;display:flex;position:fixed;inset:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.overlay-error{background:#14040af7}.overlay-success{background:#02140af7}.overlay-content{color:#fff;text-align:center;max-width:320px}.overlay-icon{margin-bottom:16px;font-size:80px;line-height:1}.overlay-error .overlay-icon{color:var(--error);text-shadow:0 0 60px var(--error)}.overlay-success .overlay-icon{color:var(--success);text-shadow:0 0 60px var(--success)}.overlay-message{color:var(--text);margin-bottom:12px;font-size:22px;font-weight:700;line-height:1.35}.overlay-hint{color:var(--text-dim);font-size:13px}.order-complete{text-align:center;background:var(--bg);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:32px 24px;display:flex}.complete-icon{filter:drop-shadow(0 0 30px var(--success-glow));margin-bottom:14px;font-size:80px}.complete-title{color:var(--success);letter-spacing:1px;margin-bottom:6px;font-size:28px;font-weight:900}.complete-subtitle{color:var(--text-muted);margin-bottom:32px;font-family:Courier New,monospace;font-size:14px}.btn-next{background:var(--success);color:#052e16;letter-spacing:1px;box-shadow:0 4px 24px var(--success-glow);border:none;border-radius:14px;padding:18px 52px;font-size:17px;font-weight:800;transition:opacity .15s,box-shadow .15s}.btn-next:active{opacity:.85}.session-complete{text-align:center;background:radial-gradient(ellipse at center, #0d2d1a 0%, var(--bg) 70%);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:32px 24px;display:flex}.session-icon{filter:drop-shadow(0 0 30px #22c55e66);margin-bottom:14px;font-size:80px}.session-complete-title{color:var(--success);letter-spacing:1px;margin-bottom:4px;font-size:30px;font-weight:900}.session-complete-sub{color:var(--text-muted);margin-bottom:28px;font-family:Courier New,monospace;font-size:14px}.stat-row{color:var(--text);font-size:30px;font-weight:900}.stat-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:2.5px;margin-bottom:20px;font-size:10px}.btn-back{background:var(--surface);color:var(--text);border:1.5px solid var(--border);border-radius:12px;padding:16px 44px;font-size:16px;font-weight:700;transition:background .15s}.btn-back:active{background:var(--surface-2)}.loading{color:var(--text-dim);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:14px;font-size:14px;display:flex}.spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:34px;height:34px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{color:var(--text-dim);text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:12px;padding:32px;font-size:15px;display:flex}.empty-icon{opacity:.5;font-size:48px}.btn-refresh{background:var(--surface);color:var(--text);border:1.5px solid var(--border);border-radius:10px;margin-top:6px;padding:12px 28px;font-size:14px;font-weight:600;transition:background .15s}.btn-refresh:active{background:var(--surface-2)}.btn-cam-scan{background:var(--surface);width:100%;color:var(--text-muted);border:1.5px dashed var(--border);letter-spacing:.5px;border-radius:14px;justify-content:center;align-items:center;gap:10px;margin-top:10px;padding:16px;font-size:15px;font-weight:600;transition:border-color .15s,color .15s,background .15s;display:flex}.btn-cam-scan:not(:disabled):active{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}.btn-cam-scan:disabled{opacity:.4}.btn-cam-icon{color:var(--accent);font-size:22px;line-height:1}.force-overlay{z-index:1050;background:#000000bf;justify-content:center;align-items:flex-end;animation:.15s fadeIn;display:flex;position:fixed;inset:0}.force-modal{background:var(--surface);border-top:1px solid var(--border);border-radius:20px 20px 0 0;flex-direction:column;gap:14px;width:100%;max-width:520px;max-height:88dvh;padding:22px 20px 32px;display:flex;overflow-y:auto}.force-header{align-items:center;gap:10px;display:flex}.force-icon{font-size:24px;line-height:1}.force-title{color:var(--text);font-size:17px;font-weight:700}.force-desc{color:var(--text-muted);margin:0;font-size:13px;line-height:1.45}.force-label{text-transform:uppercase;letter-spacing:1.5px;color:var(--text-dim);font-size:10px;font-weight:700}.force-items{flex-direction:column;gap:8px;display:flex}.force-item{background:var(--bg);border:1.5px solid var(--border);text-align:left;cursor:pointer;border-radius:10px;flex-direction:column;gap:4px;padding:12px 14px;transition:border-color .15s,background .15s;display:flex}.force-item.selected{border-color:var(--warning);background:#f59e0b14}.force-item-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:600;overflow:hidden}.force-item-sub{justify-content:space-between;align-items:center;gap:8px;display:flex}.force-item-sku{color:var(--text-dim);font-family:Courier New,monospace;font-size:11px}.force-item-qty{color:var(--text-muted);font-size:12px;font-weight:700}.force-warning-box{color:var(--warning);background:#f59e0b1a;border:1px solid #f59e0b66;border-radius:10px;padding:12px 14px;font-size:13px;line-height:1.45}.force-actions{gap:10px;display:flex}.force-btn-cancel{background:var(--surface-2);border:1px solid var(--border);color:var(--text-muted);border-radius:12px;flex:1;padding:14px;font-size:15px;font-weight:600;transition:background .1s}.force-btn-cancel:active{background:var(--border)}.force-btn-confirm{background:var(--warning);color:#1c1000;border:none;border-radius:12px;flex:2;padding:14px;font-size:15px;font-weight:700;transition:opacity .15s}.force-btn-confirm:disabled{opacity:.4}.force-btn-confirm:not(:disabled):active{opacity:.85}.cam-overlay{z-index:1100;background:#000000eb;justify-content:center;align-items:flex-end;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.cam-modal{background:var(--surface);border-top:1px solid var(--border);border-radius:20px 20px 0 0;flex-direction:column;width:100%;max-width:520px;max-height:92dvh;display:flex;overflow:hidden}.cam-header{border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:16px 18px;display:flex}.cam-title{color:var(--text);letter-spacing:.5px;font-size:15px;font-weight:700}.cam-close-btn{background:var(--surface-2);border:1px solid var(--border);color:var(--text-muted);border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;font-size:14px;transition:background .1s,color .1s;display:flex}.cam-close-btn:active{background:var(--border);color:var(--text)}.cam-viewport{aspect-ratio:4/3;background:#000;flex-shrink:0;position:relative;overflow:hidden}.cam-video{object-fit:cover;width:100%;height:100%;display:block}.cam-frame{justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.cam-frame:before{content:"";background:#00000059;border-radius:4px;position:absolute;inset:18%;box-shadow:0 0 0 9999px #00000073}.cam-corner{border-color:var(--accent);border-style:solid;width:28px;height:28px;position:absolute}.cam-corner-tl{border-width:3px 0 0 3px;border-radius:6px 0 0;top:18%;left:18%}.cam-corner-tr{border-width:3px 3px 0 0;border-radius:0 6px 0 0;top:18%;right:18%}.cam-corner-bl{border-width:0 0 3px 3px;border-radius:0 0 0 6px;bottom:18%;left:18%}.cam-corner-br{border-width:0 3px 3px 0;border-radius:0 0 6px;bottom:18%;right:18%}.cam-scan-line{background:linear-gradient(90deg, transparent, var(--accent), transparent);height:2px;box-shadow:0 0 8px 2px var(--accent-glow);animation:2s ease-in-out infinite scan-sweep;position:absolute;left:18%;right:18%}@keyframes scan-sweep{0%{top:19%}50%{top:79%}to{top:19%}}.cam-state{color:var(--text-muted);text-align:center;background:#000c;flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:24px;font-size:14px;display:flex;position:absolute;inset:0}.cam-state-error{color:#fda4af}.cam-error-icon{color:var(--error);font-size:40px}.cam-hint{color:var(--text-dim);background:var(--bg);border-top:1px solid var(--border);flex-shrink:0;justify-content:center;align-items:center;gap:8px;padding:11px 16px;font-size:12px;display:flex}.cam-dot{background:var(--success);width:8px;height:8px;box-shadow:0 0 6px var(--success);border-radius:50%;flex-shrink:0;animation:1.4s ease-in-out infinite pulse-dot}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.7)}}.cam-footer{background:var(--surface);flex-shrink:0;padding:14px 18px}.cam-cancel-btn{background:var(--surface-2);border:1px solid var(--border);width:100%;color:var(--text-muted);border-radius:12px;padding:14px;font-size:15px;font-weight:600;transition:background .1s,color .1s}.cam-cancel-btn:active{background:var(--border);color:var(--text)}