:root{--primary: #1E3A8A;--primary-hover: #1E40AF;--accent: #EF4444;--accent-hover: #DC2626;--yellow: #FBBF24;--success: #10B981;--background: #F8FAFC;--surface: #FFFFFF;--border: #E2E8F0;--text-primary: #1E293B;--text-secondary: #64748B;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1)}[data-theme=dark]{--primary: #3B82F6;--primary-hover: #60A5FA;--accent: #F87171;--accent-hover: #EF4444;--yellow: #FCD34D;--success: #34D399;--background: #0F172A;--surface: #1E293B;--border: #334155;--text-primary: #F1F5F9;--text-secondary: #94A3B8;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow: 0 4px 6px -1px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,Roboto,sans-serif;background:var(--background);color:var(--text-primary);line-height:1.6}body:has(.App){overflow:hidden}body:has(.signup-page){overflow:auto}.App{display:flex;height:100vh;overflow:hidden}.sidebar{width:280px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;box-shadow:var(--shadow);z-index:100;transition:width .3s ease}.sidebar.collapsed{width:70px}.sidebar-header{padding:1.25rem 1rem;border-bottom:1px solid var(--border);display:flex;flex-direction:column;align-items:flex-start;gap:.5rem}.sidebar.collapsed .sidebar-header{align-items:center;padding:1rem .5rem}.sidebar-logo{width:120px;height:auto;display:block;transition:all .3s ease}.sidebar.collapsed .sidebar-logo{width:40px}.sidebar-title{font-size:1.1rem;font-weight:700;color:var(--text-primary);margin:0;white-space:nowrap}.sidebar-nav{flex:1;padding:1rem .75rem;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:.75rem;padding:.875rem 1rem;margin-bottom:.25rem;background:transparent;border:none;border-radius:8px;cursor:pointer;font-size:.95rem;font-weight:500;color:var(--text-secondary);transition:all .2s ease;width:100%;text-align:left}.sidebar.collapsed .nav-item{justify-content:center;padding:.875rem .5rem}.nav-item:hover{background:var(--background);color:var(--text-primary)}.nav-item.active{background:var(--primary);color:#fff;box-shadow:var(--shadow)}.nav-icon{font-size:1.25rem;display:flex;align-items:center;justify-content:center;min-width:24px}.nav-label{flex:1}.sidebar-footer{padding:1rem;border-top:1px solid var(--border)}.sidebar-toggle{background:var(--background);border:1px solid var(--border);border-radius:8px;padding:.75rem;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;width:100%;font-size:1.25rem;font-weight:600;color:var(--text-primary)}.sidebar-toggle:hover{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:var(--shadow)}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.top-bar{background:var(--surface);border-bottom:1px solid var(--border);padding:1rem 2rem;display:flex;justify-content:flex-end;align-items:center;box-shadow:var(--shadow-sm)}.content-wrapper{flex:1;overflow-y:auto;padding:2rem}.admin-header{background:var(--surface);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm)}.header-content{max-width:1400px;margin:0 auto;padding:1.5rem 2rem;display:flex;align-items:center;justify-content:space-between;gap:2rem}.logo-container{display:flex;align-items:center;gap:1rem}.logo{height:50px;width:auto}.header-title{font-size:1.5rem;font-weight:700;color:var(--primary)}.theme-toggle{background:var(--background);border:1px solid var(--border);border-radius:8px;padding:.625rem 1rem;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;font-size:.9rem;font-weight:500;color:var(--text-primary)}.theme-toggle:hover{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:var(--shadow)}.theme-icon{font-size:1.1rem;display:flex;align-items:center;justify-content:center}.theme-label{white-space:nowrap}.admin-container{max-width:1400px;margin:0 auto;padding:2rem}.tabs{display:flex;gap:.5rem;margin-bottom:2rem;background:var(--surface);padding:.5rem;border-radius:12px;box-shadow:var(--shadow-sm)}.tab-button{padding:.75rem 1.5rem;background:transparent;border:none;border-radius:8px;cursor:pointer;font-size:.95rem;font-weight:600;color:var(--text-secondary);transition:all .2s ease}.tab-button:hover{background:var(--background);color:var(--text-primary)}.tab-button.active{background:var(--primary);color:#fff;box-shadow:var(--shadow)}.tab-content{display:none;background:var(--surface);padding:2rem;border-radius:12px;box-shadow:var(--shadow)}.tab-content.active{display:block}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:2px solid var(--border)}.section-header h2{font-size:1.75rem;font-weight:700;color:var(--text-primary)}.btn{padding:.75rem 1.5rem;border:none;border-radius:8px;cursor:pointer;font-size:.95rem;font-weight:600;transition:all .2s ease;display:inline-flex;align-items:center;gap:.5rem}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);box-shadow:var(--shadow)}.btn-secondary{background:var(--background);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-danger{background:var(--accent);color:#fff}.btn-danger:hover{background:var(--accent-hover);box-shadow:var(--shadow)}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#059669;box-shadow:var(--shadow)}table{width:100%;border-collapse:separate;border-spacing:0}thead{background:var(--background)}th{padding:1rem;text-align:left;font-weight:600;font-size:.875rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;border-bottom:2px solid var(--border)}td{padding:1rem;border-bottom:1px solid var(--border)}tr:hover{background:var(--background)}tr:last-child td{border-bottom:none}.empty{text-align:center;padding:3rem;color:var(--text-secondary);font-style:italic}.badge{display:inline-block;padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:600}.badge-active{background:#d1fae5;color:#065f46}.badge-inactive{background:#fee2e2;color:#991b1b}.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal.active{display:flex;align-items:center;justify-content:center;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background:var(--surface);border-radius:16px;max-width:600px;width:90%;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg);animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 2rem;border-bottom:1px solid var(--border)}.modal-header h3{font-size:1.25rem;font-weight:700;color:var(--text-primary)}.close{font-size:2rem;font-weight:300;color:var(--text-secondary);cursor:pointer;transition:color .2s;line-height:1}.close:hover{color:var(--accent)}.modal-body{padding:2rem}.form-group{margin-bottom:1.5rem}label{display:block;margin-bottom:.5rem;font-weight:600;font-size:.875rem;color:var(--text-primary)}input[type=text],input[type=email],input[type=tel],input[type=date],input[type=number],input[type=password],select,textarea{width:100%;padding:.75rem 1rem;border:1px solid var(--border);border-radius:8px;font-size:.95rem;transition:all .2s;background:var(--surface)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #1e3a8a1a}textarea{resize:vertical;min-height:100px}.form-actions{display:flex;justify-content:flex-end;gap:1rem;padding:1.5rem 2rem;border-top:1px solid var(--border);background:var(--background);border-radius:0 0 16px 16px}.search-container{position:relative;margin-bottom:1.5rem}.search-input{width:100%;padding:.75rem 1rem .75rem 2.5rem;border:1px solid var(--border);border-radius:8px;font-size:.95rem}.search-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #1e3a8a1a}.autocomplete-results{position:absolute;top:100%;left:0;right:0;background:var(--surface);border:1px solid var(--border);border-top:none;border-radius:0 0 8px 8px;max-height:300px;overflow-y:auto;box-shadow:var(--shadow-lg);z-index:100}.autocomplete-item{padding:1rem;cursor:pointer;border-bottom:1px solid var(--border);transition:background .15s}.autocomplete-item:last-child{border-bottom:none}.autocomplete-item:hover{background:var(--background)}.autocomplete-item-upc{font-weight:600;color:var(--primary);margin-bottom:.25rem}.autocomplete-item-desc{font-size:.875rem;color:var(--text-secondary)}.selected-items-container{margin-bottom:1.5rem;padding:1rem;background:var(--background);border-radius:8px}.selected-items-list{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1rem}.selected-item-pill{display:flex;align-items:center;gap:.5rem;background:var(--primary);color:#fff;padding:.5rem 1rem;border-radius:9999px;font-size:.875rem}.selected-item-remove{background:transparent;border:none;color:#fff;cursor:pointer;font-size:1.25rem;line-height:1;padding:0;opacity:.8;transition:opacity .2s}.selected-item-remove:hover{opacity:1}.upc-list-item{display:flex;justify-content:space-between;align-items:flex-start;padding:1rem;border-bottom:1px solid var(--border);transition:background .15s}.upc-list-item:hover{background:var(--background)}.upc-list-item:last-child{border-bottom:none}.upc-info{flex:1}.upc-code{font-family:Courier New,monospace;font-weight:600;color:var(--primary);font-size:1rem;margin-bottom:.25rem}.upc-description{font-size:.875rem;color:var(--text-secondary)}.pricebook-grid{display:grid;gap:1px;background:var(--border);border-radius:8px;overflow:hidden}.pricebook-item{display:grid;grid-template-columns:180px 1fr;gap:1rem;padding:1rem;background:var(--surface);transition:background .15s}.pricebook-item:hover{background:var(--background)}.pricebook-header{background:var(--primary);color:#fff;font-weight:600;font-size:.875rem}@media (max-width: 768px){.admin-container{padding:1rem}.tabs{flex-wrap:wrap}.form-row,.pricebook-item{grid-template-columns:1fr}.section-header{flex-direction:column;align-items:flex-start;gap:1rem}}.status-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.375rem .75rem;border-radius:9999px;font-size:.875rem;font-weight:500}.status-badge.online{background:#10b9811a;color:var(--success)}.status-badge.offline{background:#64748b1a;color:var(--text-secondary)}.status-dot{width:8px;height:8px;border-radius:50%;background:currentColor;animation:pulse 2s ease-in-out infinite}.status-badge.offline .status-dot{animation:none;opacity:.5}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.data-table-container{background:var(--surface);border-radius:12px;border:1px solid var(--border);overflow:hidden;margin-top:20px}.data-table{width:100%;border-collapse:collapse}.data-table thead{background:var(--primary);color:#fff}.data-table th{padding:12px 16px;text-align:left;font-weight:600;font-size:.875rem;white-space:nowrap}.data-table tbody tr{border-bottom:1px solid var(--border);transition:background .15s}.data-table tbody tr:hover{background:var(--background)}.data-table tbody tr:last-child{border-bottom:none}.data-table td{padding:12px 16px;font-size:.9rem;color:var(--text-primary)}.data-table td strong{font-weight:600;color:var(--success)}.signup-page{min-height:100vh;min-height:100dvh;background:linear-gradient(135deg,#1e3a8a,#3b82f6);display:flex;align-items:flex-start;justify-content:center;padding:.5rem;overflow-y:auto;-webkit-overflow-scrolling:touch}.signup-container{background:var(--surface);border-radius:16px;box-shadow:var(--shadow-lg);max-width:440px;width:100%;padding:1.5rem;margin:.5rem 0}.signup-header{text-align:center;margin-bottom:1rem}.signup-logo{width:80px;height:auto;border-radius:10px;margin-bottom:.5rem}.signup-header h1{color:var(--primary);font-size:1.35rem;margin-bottom:.25rem}.signup-header p{color:var(--text-secondary);font-size:.85rem}.signup-form{display:flex;flex-direction:column;gap:.875rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.form-group{display:flex;flex-direction:column;gap:.35rem}.form-group label{font-weight:500;color:var(--text-primary);font-size:.85rem}.form-group input{padding:.65rem .75rem;border:2px solid var(--border);border-radius:8px;font-size:16px;transition:border-color .2s,box-shadow .2s;background:var(--surface);color:var(--text-primary)}.form-group input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #3b82f626}.form-group input::placeholder{color:var(--text-secondary);opacity:.7}.signup-btn{padding:.875rem 1.5rem;background:var(--primary);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:background .2s,transform .1s;margin-top:.25rem}.signup-btn:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-1px)}.signup-btn:disabled{opacity:.6;cursor:not-allowed}.signup-terms{text-align:center;font-size:.8rem;color:var(--text-secondary);margin-top:.5rem}.signup-error{background:#fee2e2;color:#dc2626;padding:.875rem 1rem;border-radius:8px;font-size:.9rem;text-align:center}.signup-success{text-align:center}.success-icon{width:64px;height:64px;background:var(--success);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;margin:0 auto 1.5rem}.signup-success h2{color:var(--primary);margin-bottom:.5rem}.signup-success>p{color:var(--text-secondary);margin-bottom:1.5rem}.loyalty-card{background:linear-gradient(135deg,#1e3a8a,#3b82f6);color:#fff;padding:1.5rem;border-radius:12px;margin-bottom:1.5rem}.card-label{font-size:.8rem;opacity:.8;margin-bottom:.25rem}.card-number{font-size:1.25rem;font-family:Courier New,monospace;letter-spacing:2px;margin-bottom:1rem;word-break:break-all}.card-name{font-weight:600;font-size:1.1rem}.success-note{color:var(--text-secondary);font-size:.9rem;line-height:1.6;margin-bottom:1.5rem}@media (max-width: 520px){.signup-page{padding:.5rem}.signup-container{padding:1.25rem;margin:.5rem 0;border-radius:12px}.signup-header{margin-bottom:1rem}.signup-logo{width:80px;margin-bottom:.5rem}.form-row{grid-template-columns:1fr;gap:.75rem}.signup-form{gap:.75rem}.form-group{gap:.35rem}.form-group input{padding:.75rem .875rem;font-size:16px}.signup-header h1{font-size:1.35rem}.signup-header p{font-size:.85rem}.signup-btn{padding:.875rem 1.5rem;font-size:1rem}.signup-terms{font-size:.75rem}}.admin-login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary) 0%,#1E40AF 100%);padding:20px}.admin-login-card{background:var(--surface);border-radius:16px;box-shadow:var(--shadow-lg);padding:40px;width:100%;max-width:420px}.admin-login-header{text-align:center;margin-bottom:32px}.admin-login-logo{width:80px;height:80px;border-radius:16px;margin-bottom:16px}.admin-login-header h1{font-size:24px;color:var(--text-primary);margin-bottom:8px}.admin-login-header p{color:var(--text-secondary);font-size:14px}.admin-login-form .form-group{margin-bottom:20px}.admin-login-form label{display:block;font-weight:600;margin-bottom:8px;color:var(--text-primary);font-size:14px}.admin-login-form input{width:100%;padding:12px 16px;border:2px solid var(--border);border-radius:8px;font-size:16px;background:var(--background);color:var(--text-primary);transition:border-color .2s}.admin-login-form input:focus{outline:none;border-color:var(--primary)}.login-error{background:#fee2e2;color:#dc2626;padding:12px 16px;border-radius:8px;margin-bottom:20px;font-size:14px;text-align:center}.login-button{width:100%;padding:14px 24px;background:var(--primary);color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background-color .2s}.login-button:hover:not(:disabled){background:var(--primary-hover)}.login-button:disabled{opacity:.7;cursor:not-allowed}.logout-button{display:flex;align-items:center;gap:12px;width:100%;padding:12px 20px;background:transparent;border:none;color:var(--accent);font-size:15px;cursor:pointer;transition:background-color .2s;text-align:left;margin-bottom:8px}.logout-button:hover{background:#ef44441a}.sidebar.collapsed .logout-button{justify-content:center;padding:12px}.sidebar.collapsed .logout-button .nav-label{display:none}
