:root{--primary:#2563eb;--primary-hover:#1d4ed8;--primary-light:#eff6ff;--primary-ring:#2563eb33;--success:#059669;--success-bg:#ecfdf5;--success-border:#a7f3d0;--error:#dc2626;--error-bg:#fef2f2;--error-border:#fecaca;--bg:#f1f5f9;--card:#fff;--card-border:#e2e8f0;--text:#1e293b;--text-secondary:#64748b;--text-muted:#94a3b8;--radius:12px;--radius-sm:8px;--shadow:0 1px 3px #0000000f, 0 1px 2px #0000000a;--shadow-md:0 4px 6px #0000000d, 0 2px 4px #00000008}*{box-sizing:border-box}body{color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.5}#root{flex-direction:column;min-height:100dvh;display:flex}input::placeholder{color:var(--text-muted)}a{color:var(--primary);text-decoration:none}.app{width:100%;max-width:480px;margin:0 auto;padding:0 16px 16px}.app-header{background:var(--card);border-bottom:1px solid var(--card-border);justify-content:space-between;align-items:center;margin:0 -16px 20px;padding:14px 16px;display:flex}.app-header h1{color:var(--text);letter-spacing:-.01em;margin:0;font-size:1rem;font-weight:700}.user-badge{align-items:center;gap:8px;display:flex}.user-badge span{color:var(--text-secondary);font-size:.8rem;font-weight:500}.btn-logout{border:1px solid var(--card-border);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:6px;padding:4px 10px;font-size:.75rem;font-weight:500;transition:all .15s}.btn-logout:hover{border-color:var(--error);color:var(--error)}.card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:14px}.card-header{padding:16px 18px 0}.card-header h2{color:var(--text);margin:0;font-size:.9rem;font-weight:600}.card-body{padding:16px 18px}.form-group{margin-bottom:14px}.form-label{color:var(--text);margin-bottom:5px;font-size:.8rem;font-weight:600;display:block}.form-input{border:1.5px solid var(--card-border);border-radius:var(--radius-sm);width:100%;color:var(--text);background:var(--card);outline:none;padding:10px 12px;font-family:inherit;font-size:.95rem;transition:border-color .15s,box-shadow .15s}.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-ring)}.form-input::placeholder{color:var(--text-muted)}.form-input.mono{letter-spacing:.03em;font-family:ui-monospace,Consolas,monospace}.form-hint{color:var(--text-muted);margin-top:4px;font-size:.75rem}.barcode-date-info{color:var(--text-secondary);background:#fef9c3;border:1px solid #fde68a;border-radius:6px;margin-top:6px;padding:6px 10px;font-size:.78rem}.form-row{gap:10px;display:flex}.form-row .flex-1{flex:1;min-width:0}.shift-group{flex-shrink:0;width:100px}.shift-group input{text-align:center;letter-spacing:.05em;font-size:1.1rem;font-weight:600}.btn{border-radius:var(--radius-sm);cursor:pointer;border:none;justify-content:center;align-items:center;gap:6px;width:100%;padding:12px 16px;font-family:inherit;font-size:.95rem;font-weight:600;transition:all .15s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:0 4px 12px #2563eb4d}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;box-shadow:none;transform:none}.btn-success{background:var(--success);color:#fff;margin-top:14px}.btn-success:hover{background:#047857;transform:translateY(-1px);box-shadow:0 4px 12px #0596694d}.btn-success:active{transform:translateY(0)}.product-info{background:var(--primary-light);border-radius:var(--radius-sm);border:1px solid #bfdbfe;align-items:center;gap:12px;margin-bottom:14px;padding:12px 16px;display:flex}.product-info-icon{background:var(--primary);color:#fff;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:1.1rem;display:flex}.product-info-text{flex:1;min-width:0}.product-info-text .label{color:var(--primary);text-transform:uppercase;letter-spacing:.04em;font-size:.7rem;font-weight:600}.product-info-text .code{color:var(--text);font-family:ui-monospace,monospace;font-size:.85rem;font-weight:500}.product-info-text .name{color:var(--text);margin-top:1px;font-size:.9rem;font-weight:600}.product-info-text .name.not-found{color:var(--error)}.status{text-align:center;border-radius:var(--radius-sm);margin-bottom:14px;padding:12px 16px;font-size:.85rem;font-weight:500}.status-loading{background:var(--primary-light);color:var(--primary);border:1px solid #bfdbfe}.status-error{background:var(--error-bg);color:var(--error);border:1px solid var(--error-border)}.result-list{background:var(--success-bg);border:1px solid var(--success-border);border-radius:var(--radius);margin-bottom:14px;padding:18px}.result-list-header{align-items:center;gap:10px;margin-bottom:12px;display:flex}.result-list-header .check-icon{background:var(--success);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:.85rem;display:flex}.result-list-header h3{color:#065f46;margin:0;font-size:.95rem;font-weight:700}.result-detail{color:#065f46;margin:0;font-size:.85rem;line-height:1.6}.result-detail strong{font-weight:600}.result-detail+.result-detail{margin-top:2px}.result-toggle{margin-top:12px}.result-toggle summary{cursor:pointer;color:#059669;-webkit-user-select:none;user-select:none;padding:4px 0;font-size:.8rem;font-weight:600}.result-toggle summary:hover{color:#047857}.barcode-list{background:#d1fae5;border-radius:6px;flex-direction:column;gap:3px;max-height:200px;margin-top:8px;padding:8px;display:flex;overflow-y:auto}.barcode-list code{color:#065f46;white-space:nowrap;text-overflow:ellipsis;background:#ffffff80;border-radius:4px;padding:2px 6px;font-family:ui-monospace,Consolas,monospace;font-size:.75rem;overflow:hidden}.login-page{background:linear-gradient(135deg,#eff6ff 0%,#f1f5f9 100%);justify-content:center;align-items:center;min-height:100dvh;padding:24px 16px;display:flex}.login-card{background:var(--card);border:1px solid var(--card-border);box-shadow:var(--shadow-md);border-radius:16px;width:100%;max-width:380px;padding:36px 28px 28px}.login-icon{background:var(--primary);color:#fff;border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;margin:0 auto 16px;font-size:1.5rem;display:flex}.login-card h1{text-align:center;color:var(--text);letter-spacing:-.01em;margin:0 0 4px;font-size:1.2rem;font-weight:700}.login-switch{text-align:center;color:var(--text-secondary);margin:16px 0 0;font-size:.8rem}.link-btn{color:var(--primary);cursor:pointer;text-underline-offset:2px;background:0 0;border:none;padding:0;font-family:inherit;font-size:.8rem;font-weight:600;text-decoration:underline}.link-btn:hover{color:var(--primary-hover)}.login-subtitle{text-align:center;color:var(--text-secondary);margin:0 0 28px;font-size:.85rem}.login-card .form-group{margin-bottom:18px}.login-card .btn{margin-top:4px}@media (width<=400px){.app{padding:12px}.app-header{margin:0 -12px 16px;padding:12px}.login-card{padding:28px 20px 24px}}