*{margin:0;padding:0;box-sizing:border-box}:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--primary-color: #25d366;--primary-hover: #20ba5a;--text-primary: #1a1a1a;--text-secondary: #666;--border-color: #e0e0e0;--background-light: #f5f5f5}body{margin:0;background-color:#fff;color:var(--text-primary)}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#25d366;border-radius:5px}::-webkit-scrollbar-thumb:hover{background:#20ba5a}.help-button{margin-top:16px;padding:8px 16px;background:transparent;color:#25d366;border:1px solid #25d366;border-radius:6px;font-size:14px;cursor:pointer;transition:all .2s;width:100%}.help-button:hover{background:#25d366;color:#fff}.login-help{margin-top:24px;padding:20px;background:#f9f9f9;border:1px solid #e0e0e0;border-radius:8px}.help-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.help-header h3{margin:0;font-size:16px;color:#333}.close-help{background:transparent;border:none;font-size:20px;color:#666;cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center}.close-help:hover{color:#c33}.help-form{margin-bottom:20px}.help-form label{display:block;margin-bottom:8px;font-size:14px;font-weight:600;color:#333}.help-input-group{display:flex;gap:8px}.help-input-group input{flex:1;padding:8px 12px;border:1px solid #ddd;border-radius:6px;font-size:14px}.help-input-group button{padding:8px 16px;background:#25d366;color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}.help-input-group button:hover:not(:disabled){background:#20ba5a}.help-input-group button:disabled{background:#ccc;cursor:not-allowed}.help-results{margin-top:16px;padding-top:16px;border-top:1px solid #e0e0e0}.help-results h4{margin:0 0 12px;font-size:14px;color:#333}.help-results p{margin:8px 0;font-size:13px;color:#666}.help-results strong{color:#333}.neighbors-list{display:flex;flex-direction:column;gap:12px;margin-top:12px}.neighbor-item{padding:12px;background:#fff;border:1px solid #e0e0e0;border-radius:6px}.neighbor-item p{margin:4px 0}.no-neighbors{color:#999;font-style:italic;margin-top:12px}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.login-card{background:#fff;border-radius:16px;box-shadow:0 10px 40px #0003;padding:40px;width:100%;max-width:420px}.login-header{text-align:center;margin-bottom:32px}.login-logo{height:80px;width:auto;object-fit:contain;margin:0 auto 16px;display:block}.login-header p{font-size:16px;color:#666;margin:0}.login-form{display:flex;flex-direction:column;gap:20px}.form-group small{font-size:12px;color:#999;margin-top:-4px}.login-button{padding:14px 24px;background:#25d366;color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background .2s,transform .2s;display:flex;align-items:center;justify-content:center;gap:8px;margin-top:8px}.login-button:hover:not(:disabled){background:#20ba5a;transform:translateY(-2px)}.login-button:active:not(:disabled){transform:translateY(0)}.login-button:disabled{background:#ccc;cursor:not-allowed;transform:none}.login-footer{margin-top:24px;text-align:center}.login-footer p{font-size:14px;color:#999;margin:0}@media(max-width:480px){.login-card{padding:24px}.login-logo{height:60px}}.admin-login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.admin-login-card{background:#fff;border-radius:16px;box-shadow:0 10px 40px #0003;padding:40px;width:100%;max-width:420px}.admin-login-header{text-align:center;margin-bottom:32px}.admin-login-logo{height:70px;width:auto;object-fit:contain;margin:0 auto 16px;display:block}.admin-login-header h2{font-size:24px;font-weight:700;color:#1a1a1a;margin:0 0 8px;text-align:center}.admin-login-header p{font-size:16px;color:#666;margin:0}.admin-login-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group input{padding:12px 16px;border:2px solid #e0e0e0;border-radius:8px;font-size:16px;transition:border-color .2s;font-family:inherit}.form-group input:focus{outline:none;border-color:#25d366}.form-group input:disabled{background-color:#f5f5f5;cursor:not-allowed}.error-message{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#fee;border:1px solid #fcc;border-radius:8px;color:#c33;font-size:14px}.error-message svg{flex-shrink:0}.admin-login-button{padding:14px 24px;background:#25d366;color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background .2s,transform .2s;display:flex;align-items:center;justify-content:center;gap:8px;margin-top:8px}.admin-login-button:hover:not(:disabled){background:#20ba5a;transform:translateY(-2px)}.admin-login-button:active:not(:disabled){transform:translateY(0)}.admin-login-button:disabled{background:#ccc;cursor:not-allowed;transform:none}.button-spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}.admin-login-footer{margin-top:24px;text-align:center}.admin-login-footer p{font-size:12px;color:#999;margin:0}@media(max-width:480px){.admin-login-card{padding:24px}.admin-login-logo{height:50px}.admin-login-header h2{font-size:20px}}.admin-management{display:flex;flex-direction:column;gap:24px}.management-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}.management-header h2{margin:0;font-size:24px;font-weight:700;color:#1a1a1a}.header-actions{display:flex;gap:12px;flex-wrap:wrap}.building-select,.vendor-select{padding:8px 12px;border:1px solid #ddd;border-radius:6px;font-size:14px;min-width:200px}.btn-primary{padding:10px 20px;background:#25d366;color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}.btn-secondary{padding:10px 20px;background:#6c757d;color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}.btn-secondary:hover{background:#5a6268}.management-form{background:#f9f9f9;padding:24px;border-radius:8px;border:1px solid #e0e0e0}.management-form h3{margin:0 0 20px;font-size:20px;color:#333}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;margin-bottom:16px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:14px;font-weight:600;color:#333}.form-group input,.form-group select,.form-group textarea{padding:10px 12px;border:1px solid #ddd;border-radius:6px;font-size:14px;font-family:inherit}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:#25d366}.form-group textarea{resize:vertical}.form-actions{display:flex;gap:12px;margin-top:20px}.management-table{overflow-x:auto}.management-table table{width:100%;border-collapse:collapse;background:#fff}.management-table thead{background:#f5f5f5}.management-table th{padding:12px;text-align:left;font-size:14px;font-weight:600;color:#333;border-bottom:2px solid #ddd}.management-table td{padding:12px;font-size:14px;color:#666;border-bottom:1px solid #f0f0f0}.management-table tr:hover{background:#f9f9f9}.status{display:inline-block;padding:4px 12px;border-radius:12px;font-size:12px;font-weight:600}.status.active{background:#d4edda;color:#155724}.status.inactive{background:#f8d7da;color:#721c24}.status-select{padding:4px 8px;border:1px solid #ddd;border-radius:4px;font-size:12px;margin-top:4px}.action-buttons{display:flex;gap:8px;flex-wrap:wrap}.btn-edit,.btn-delete,.btn-toggle{padding:8px 16px;border:none!important;border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s;min-width:80px}.btn-edit{background:#007bff!important;color:#fff!important;border:none!important}.btn-edit:hover{background:#0056b3!important;color:#fff!important}.btn-edit:active{background:#004085!important}.btn-toggle{background:#ffc107;color:#000}.btn-toggle:hover{background:#e0a800}.btn-delete{background:#dc3545!important;color:#fff!important;border:none!important}.btn-delete:hover{background:#c82333!important;color:#fff!important}.btn-delete:active{background:#bd2130!important}.empty-state{text-align:center;padding:40px;color:#999;font-style:italic}.loading{text-align:center;padding:40px;color:#666}code{background:#f5f5f5;padding:2px 6px;border-radius:4px;font-family:Courier New,monospace;font-size:12px}@media(max-width:768px){.management-header{flex-direction:column;align-items:flex-start}.header-actions,.building-select,.vendor-select{width:100%}.form-row{grid-template-columns:1fr}.management-table{font-size:12px}.management-table th,.management-table td{padding:8px}}.admin-dashboard{min-height:100vh;background:#f5f5f5}.admin-header{background:#fff;box-shadow:0 2px 8px #0000001a;padding:20px;position:sticky;top:0;z-index:100}.admin-header-content{max-width:1400px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.admin-header-content h1{font-size:24px;font-weight:700;color:#1a1a1a;margin:0}.admin-user-menu{display:flex;align-items:center;gap:16px}.admin-user-menu span{font-size:14px;color:#666}.logout-btn{padding:8px 16px;background:#dc3545;color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}.logout-btn:hover{background:#c82333}.admin-content{max-width:1400px;margin:0 auto;padding:24px}.admin-nav{display:flex;gap:8px;margin-bottom:24px;background:#fff;padding:8px;border-radius:8px;box-shadow:0 2px 4px #0000001a}.admin-nav button{flex:1;padding:12px 16px;background:transparent;border:none;border-radius:6px;font-size:14px;font-weight:600;color:#666;cursor:pointer;transition:all .2s}.admin-nav button:hover{background:#f0f0f0;color:#333}.admin-nav button.active{background:#25d366;color:#fff}.admin-main{background:#fff;border-radius:8px;padding:24px;box-shadow:0 2px 4px #0000001a}@media(max-width:768px){.admin-header-content{flex-direction:column;gap:16px;align-items:flex-start}.admin-nav{flex-direction:column}}.product-form-container{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.product-form{background:#fff;border-radius:12px;padding:24px;width:100%;max-width:600px;max-height:90vh;overflow-y:auto;box-shadow:0 10px 40px #0003}.form-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;border-bottom:2px solid #f0f0f0}.form-header h3{margin:0;font-size:20px;font-weight:600;color:#1a1a1a}.close-btn{background:transparent;border:none;font-size:24px;color:#666;cursor:pointer;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s}.close-btn:hover{background:#f5f5f5;color:#c33}.form-group input,.form-group textarea,.form-group select{width:100%;padding:10px 12px;border:2px solid #e0e0e0;border-radius:8px;font-size:14px;font-family:inherit;transition:border-color .2s}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:#25d366}.form-group textarea{resize:vertical;min-height:80px}.form-group small{display:block;margin-top:4px;font-size:12px;color:#999}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px;padding-top:24px;border-top:2px solid #f0f0f0}.btn-cancel,.btn-save{padding:10px 20px;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}.btn-cancel{background:#f5f5f5;color:#666}.btn-cancel:hover:not(:disabled){background:#e0e0e0}.btn-save{background:#25d366;color:#fff}.btn-cancel:disabled,.btn-save:disabled{opacity:.6;cursor:not-allowed}.error-message{padding:12px 16px;background:#ffebee;border:1px solid #ffcdd2;border-radius:8px;color:#c62828;margin-bottom:20px}.image-preview{margin-top:8px;padding:16px;background:#f9f9f9;border:2px solid #e0e0e0;border-radius:8px;text-align:center}.image-preview img{max-width:100%;max-height:300px;border-radius:8px;margin-bottom:12px;object-fit:contain}.remove-image-btn{padding:8px 16px;background:#ff5252;color:#fff;border:none;border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s}.remove-image-btn:hover{background:#ff1744}.form-group input[type=file]{padding:8px;cursor:pointer}.form-group input[type=file]::file-selector-button{padding:8px 16px;background:#25d366;color:#fff;border:none;border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;margin-right:12px;transition:all .2s}.form-group input[type=file]::file-selector-button:hover{background:#20ba5a}.form-group input[type=url]:disabled{background:#f5f5f5;cursor:not-allowed}@media(max-width:768px){.product-form{padding:20px}.form-row{grid-template-columns:1fr}.form-actions{flex-direction:column-reverse}.btn-cancel,.btn-save{width:100%}}.product-list{overflow-x:auto}.products-table{width:100%;border-collapse:collapse}.products-table thead{background:#f5f5f5}.products-table th{padding:12px;text-align:left;font-weight:600;color:#333;font-size:14px;border-bottom:2px solid #e0e0e0}.products-table td{padding:12px;border-bottom:1px solid #f0f0f0;vertical-align:middle}.products-table tr:hover{background:#f9f9f9}.products-table tr.inactive{opacity:.6}.product-thumbnail{width:50px;height:50px;object-fit:cover;border-radius:6px}.product-thumbnail-placeholder{width:50px;height:50px;display:flex;align-items:center;justify-content:center;background:#f5f5f5;border-radius:6px;font-size:24px}.product-name-cell strong{display:block;margin-bottom:4px;color:#1a1a1a}.product-name-cell small{display:block;color:#666;font-size:12px;max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.category-badge{display:inline-block;padding:4px 12px;background:#e8f5e9;color:#2e7d32;border-radius:12px;font-size:12px;font-weight:500}.price-cell{font-weight:600;color:#25d366;font-size:16px}.status-badge{display:inline-block;padding:4px 12px;border-radius:12px;font-size:12px;font-weight:500}.status-badge.active{background:#e8f5e9;color:#2e7d32}.status-badge.inactive{background:#ffebee;color:#c62828}.action-buttons{display:flex;gap:8px}.action-buttons button{padding:6px 10px;background:transparent;border:1px solid #ddd;border-radius:6px;cursor:pointer;font-size:16px;transition:all .2s}.btn-edit:hover{background:#e3f2fd;border-color:#2196f3}.btn-enable:hover{background:#e8f5e9;border-color:#4caf50}.btn-disable:hover{background:#fff3e0;border-color:#ff9800}.btn-delete:hover{background:#ffebee;border-color:#f44336}.empty-products{text-align:center;padding:64px 24px}.empty-products svg{color:#ccc;margin-bottom:16px}.empty-products p{margin:8px 0;font-size:18px;color:#666}.empty-subtitle{font-size:14px;color:#999}@media(max-width:768px){.products-table{font-size:12px}.products-table th,.products-table td{padding:8px}.product-thumbnail,.product-thumbnail-placeholder{width:40px;height:40px}.action-buttons{flex-direction:column;gap:4px}.action-buttons button{padding:4px 8px;font-size:14px}}.product-management{display:flex;flex-direction:column;gap:24px}.management-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.management-header h2{margin:0;font-size:24px;font-weight:600;color:#1a1a1a}.btn-primary{padding:10px 20px;background:#25d366;color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}.btn-primary:hover{background:#20ba5a}.loading{text-align:center;padding:48px;color:#666}@media(max-width:768px){.management-header{flex-direction:column;align-items:flex-start;gap:16px}.management-header h2{font-size:20px}.btn-primary{width:100%}}.schedule-management{display:flex;flex-direction:column;gap:24px}.schedules-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}.day-schedule{padding:16px;background:#f9f9f9;border-radius:8px;border:2px solid #e0e0e0}.day-schedule h3{margin:0 0 12px;font-size:16px;font-weight:600;color:#1a1a1a;padding-bottom:8px;border-bottom:1px solid #e0e0e0}.no-schedule{margin:0;padding:16px;text-align:center;color:#999;font-style:italic;background:#fff;border-radius:6px}.schedule-list{display:flex;flex-direction:column;gap:8px}.schedule-item{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;background:#fff;border-radius:6px;border:1px solid #e0e0e0}.schedule-time{font-weight:500;color:#333}.schedule-actions{display:flex;gap:4px}.btn-edit-small,.btn-delete-small{padding:4px 8px;background:transparent;border:1px solid #ddd;border-radius:4px;cursor:pointer;font-size:14px;transition:all .2s}.btn-edit-small:hover{background:#e3f2fd;border-color:#2196f3}.btn-delete-small:hover{background:#ffebee;border-color:#f44336}.schedule-form-container{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.schedule-form{background:#fff;border-radius:12px;padding:24px;width:100%;max-width:500px;box-shadow:0 10px 40px #0003}.schedule-form .form-group{margin-bottom:20px}.schedule-form .form-group label{display:block;margin-bottom:8px;font-size:14px;font-weight:600;color:#333}.schedule-form .form-group input,.schedule-form .form-group select{width:100%;padding:10px 12px;border:2px solid #e0e0e0;border-radius:8px;font-size:14px;font-family:inherit;transition:border-color .2s}.schedule-form .form-group input:focus,.schedule-form .form-group select:focus{outline:none;border-color:#25d366}.schedule-form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.schedule-form .form-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px;padding-top:24px;border-top:2px solid #f0f0f0}.schedule-form .btn-cancel,.schedule-form .btn-save{padding:10px 20px;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}.schedule-form .btn-cancel{background:#f5f5f5;color:#666}.schedule-form .btn-cancel:hover:not(:disabled){background:#e0e0e0}.schedule-form .btn-save{background:#25d366;color:#fff}.schedule-form .btn-save:hover:not(:disabled){background:#20ba5a}.schedule-form .btn-cancel:disabled,.schedule-form .btn-save:disabled{opacity:.6;cursor:not-allowed}@media(max-width:768px){.schedules-grid{grid-template-columns:1fr}}.vendor-settings{display:flex;flex-direction:column;gap:24px}.vendor-settings h2{margin:0 0 8px;font-size:24px;font-weight:600;color:#1a1a1a}.settings-section{padding:20px;background:#f9f9f9;border-radius:8px;border:2px solid #e0e0e0}.settings-section h3{margin:0 0 16px;font-size:18px;font-weight:600;color:#333}.status-buttons{display:flex;gap:12px;flex-wrap:wrap}.status-btn{flex:1;min-width:150px;padding:12px 20px;background:#fff;border:2px solid #e0e0e0;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}.status-btn:hover{border-color:#25d366;background:#f0fdf4}.status-btn.active{background:#25d366;color:#fff;border-color:#25d366}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-size:14px;font-weight:600;color:#333}.form-group input[type=text],.form-group textarea{width:100%;padding:10px 12px;border:2px solid #e0e0e0;border-radius:8px;font-size:14px;font-family:inherit;transition:border-color .2s}.form-group input[type=text]:focus,.form-group textarea:focus{outline:none;border-color:#25d366}.form-group textarea{resize:vertical;min-height:100px}.checkbox-label{display:flex;align-items:center;gap:12px;cursor:pointer;font-weight:500}.checkbox-label input[type=checkbox]{width:20px;height:20px;cursor:pointer}.form-actions{margin-top:24px;padding-top:24px;border-top:2px solid #f0f0f0}.btn-save{padding:12px 24px;background:#25d366;color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background .2s}.btn-save:hover:not(:disabled){background:#20ba5a}.btn-save:disabled{opacity:.6;cursor:not-allowed}.success-message{padding:12px 16px;background:#e8f5e9;border:1px solid #a5d6a7;border-radius:8px;color:#2e7d32;font-weight:500}.error-message{padding:12px 16px;background:#ffebee;border:1px solid #ffcdd2;border-radius:8px;color:#c62828}@media(max-width:768px){.status-buttons{flex-direction:column}.status-btn{width:100%}}.vendor-dashboard{max-width:1400px;margin:0 auto;padding:24px}.dashboard-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px;padding:24px;background:#fff;border-radius:12px;box-shadow:0 2px 8px #0000001a}.dashboard-header h1{margin:0 0 8px;font-size:28px;font-weight:700;color:#1a1a1a}.vendor-name{margin:0;font-size:18px;color:#666;font-weight:500}.vendor-status{display:flex;align-items:center}.status-badge{padding:8px 16px;border-radius:20px;font-size:14px;font-weight:600}.status-open{background:#e8f5e9;color:#2e7d32}.status-closed{background:#ffebee;color:#c62828}.status-temporarilyclosed{background:#fff3e0;color:#e65100}.dashboard-tabs{display:flex;gap:8px;margin-bottom:24px;border-bottom:2px solid #e0e0e0}.tab{padding:12px 24px;background:transparent;border:none;border-bottom:3px solid transparent;font-size:16px;font-weight:500;color:#666;cursor:pointer;transition:all .2s;margin-bottom:-2px}.tab:hover{color:#25d366;background:#f5f5f5}.tab.active{color:#25d366;border-bottom-color:#25d366;font-weight:600}.dashboard-content{background:#fff;border-radius:12px;box-shadow:0 2px 8px #0000001a;padding:24px}.dashboard-loading,.dashboard-error{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;gap:16px;text-align:center;padding:48px}.dashboard-error svg{color:#999;margin-bottom:8px}.dashboard-error h2{margin:0 0 8px;font-size:24px;color:#333}.dashboard-error p{margin:0 0 24px;font-size:16px;color:#666}.dashboard-error button{padding:12px 24px;background:#25d366;color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background .2s}.dashboard-error button:hover{background:#20ba5a}@media(max-width:768px){.vendor-dashboard{padding:16px}.dashboard-header{flex-direction:column;align-items:flex-start;gap:16px}.dashboard-tabs{flex-wrap:wrap}.tab{padding:10px 16px;font-size:14px}}.product-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 8px #0000001a;transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column;height:100%}.product-card:hover{transform:translateY(-4px);box-shadow:0 4px 16px #00000026}.product-image-container{position:relative;width:100%;padding-top:75%;overflow:hidden;background:#f5f5f5}.product-image{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}.product-image-placeholder{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#ccc;background:#f9f9f9}.product-category-badge{position:absolute;top:12px;right:12px;background:#25d366e6;color:#fff;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600;text-transform:uppercase;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.product-info{padding:16px;display:flex;flex-direction:column;flex-grow:1}.product-name{margin:0 0 8px;font-size:18px;font-weight:600;color:#1a1a1a;line-height:1.4}.product-vendor-info{margin-bottom:8px}.product-vendor{display:flex;align-items:center;gap:6px;margin:0 0 6px;font-size:14px;color:#666;font-weight:500}.product-vendor svg{color:#25d366}.vendor-schedule-info{display:flex;flex-direction:column;gap:4px;margin-top:4px}.vendor-status{display:inline-flex;align-items:center;gap:4px;padding:4px 8px;border-radius:12px;font-size:12px;font-weight:600;width:fit-content}.vendor-status.open{background:#d4edda;color:#155724}.vendor-status.closed{background:#f8d7da;color:#721c24}.vendor-schedule{display:flex;align-items:center;gap:4px;font-size:12px;color:#666}.vendor-schedule svg{color:#999;flex-shrink:0}.product-description{margin:0 0 16px;font-size:14px;color:#666;line-height:1.5;flex-grow:1;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid #f0f0f0}.product-price{font-size:20px;font-weight:700;color:#25d366}.whatsapp-button{display:flex;align-items:center;gap:8px;padding:10px 16px;background:#25d366;color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s,transform .2s}.whatsapp-button:hover{background:#20ba5a;transform:scale(1.05)}.whatsapp-button:active{transform:scale(.98)}@media(max-width:640px){.whatsapp-button{padding:8px 12px;font-size:12px}.whatsapp-button svg{width:18px;height:18px}}.product-filters{background:#fff;padding:24px;border-radius:12px;box-shadow:0 2px 8px #0000001a;margin-bottom:24px}.filters-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;border-bottom:2px solid #f0f0f0}.filters-header h3{margin:0;font-size:20px;font-weight:600;color:#1a1a1a}.reset-filters-btn{padding:8px 16px;background:transparent;color:#666;border:1px solid #ddd;border-radius:6px;font-size:14px;cursor:pointer;transition:all .2s}.reset-filters-btn:hover{background:#f5f5f5;border-color:#25d366;color:#25d366}.filter-section{margin-bottom:24px}.filter-section:last-child{margin-bottom:0}.filter-label{display:block;font-size:14px;font-weight:600;color:#333;margin-bottom:12px}.category-filters{display:flex;flex-wrap:wrap;gap:8px}.category-filter{padding:8px 16px;background:#f5f5f5;color:#666;border:1px solid #ddd;border-radius:20px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}.category-filter:hover{background:#e8f5e9;border-color:#25d366;color:#25d366}.category-filter.active{background:#25d366;color:#fff;border-color:#25d366}.price-filter{display:flex;flex-direction:column;gap:12px}.price-slider{width:100%;height:6px;border-radius:3px;background:#e0e0e0;outline:none;-webkit-appearance:none}.price-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:#25d366;cursor:pointer;transition:transform .2s}.price-slider::-webkit-slider-thumb:hover{transform:scale(1.2)}.price-slider::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#25d366;cursor:pointer;border:none;transition:transform .2s}.price-slider::-moz-range-thumb:hover{transform:scale(1.2)}.price-display{text-align:center;font-size:18px;font-weight:600;color:#25d366;padding:8px;background:#f0fdf4;border-radius:8px}@media(max-width:768px){.product-filters{padding:16px}.category-filters{gap:6px}.category-filter{padding:6px 12px;font-size:12px}}.catalog-container{max-width:1400px;margin:0 auto;padding:24px}.catalog-header{text-align:center;margin-bottom:32px}.catalog-header h1{font-size:32px;font-weight:700;color:#1a1a1a;margin:0 0 8px}.products-count{font-size:16px;color:#666;margin:0}.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}.catalog-loading,.catalog-error{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;gap:16px}.loading-spinner{width:48px;height:48px;border:4px solid #f0f0f0;border-top-color:#25d366;border-radius:50%;animation:spin 1s linear infinite}.catalog-loading p{font-size:16px;color:#666}.catalog-error p{font-size:16px;color:#dc3545;margin:0}.catalog-error button{padding:10px 20px;background:#25d366;color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}.catalog-error button:hover{background:#20ba5a}.no-products{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;gap:16px;text-align:center;padding:48px;background:#fff;border-radius:12px;box-shadow:0 2px 8px #0000001a}.no-products svg{color:#ccc;margin-bottom:8px}.no-products p{font-size:18px;color:#666;margin:0}.no-products button{margin-top:8px;padding:10px 20px;background:#25d366;color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}.no-products button:hover{background:#20ba5a}@media(max-width:768px){.catalog-container{padding:16px}.catalog-header h1{font-size:24px}.products-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px}}@media(max-width:480px){.products-grid{grid-template-columns:1fr}}.user-menu{display:flex;align-items:center;gap:12px;padding:8px 16px;background:#fff;border-radius:8px;box-shadow:0 2px 4px #0000001a}.user-menu-actions{display:flex;align-items:center;gap:8px}.user-info{display:flex;align-items:center;gap:12px}.user-info svg{color:#25d366;flex-shrink:0}.user-details{display:flex;flex-direction:column;gap:2px}.user-name{font-size:14px;font-weight:600;color:#1a1a1a}.user-apt{font-size:12px;color:#666}.vendor-link{padding:8px 12px;background:#25d366;border:none;border-radius:6px;color:#fff;text-decoration:none;font-size:13px;font-weight:500;transition:all .2s;display:flex;align-items:center;justify-content:center;white-space:nowrap}.vendor-link:hover{background:#20ba5a;transform:translateY(-1px);box-shadow:0 2px 4px #25d3664d}.logout-button{padding:8px;background:transparent;border:1px solid #e0e0e0;border-radius:6px;cursor:pointer;color:#666;transition:all .2s;display:flex;align-items:center;justify-content:center}.logout-button:hover{background:#fee;border-color:#fcc;color:#c33}@media(max-width:768px){.user-menu{padding:6px 12px}.user-name{font-size:13px}.user-apt{font-size:11px}.logout-button{padding:6px}}.app{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(to bottom,#f0fdf4,#fff)}.app-header{background:#fff;box-shadow:0 2px 8px #0000001a;padding:24px;position:sticky;top:0;z-index:100}.header-content{max-width:1400px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:24px}.header-left{flex:1;text-align:left;display:flex;flex-direction:column;gap:8px}.logo-container{display:flex;align-items:center}.app-logo{height:60px;width:auto;object-fit:contain}.header-right{display:flex;align-items:center;gap:16px}.admin-link{padding:8px 16px;background:#6c757d;color:#fff;text-decoration:none;border-radius:6px;font-size:14px;font-weight:600;transition:background .2s}.admin-link:hover{background:#5a6268}.app-subtitle{font-size:16px;color:#666;margin:0}.app-main{flex:1;padding:0}.app-footer{background:#1a1a1a;color:#fff;text-align:center;padding:24px;margin-top:48px}.app-footer p{margin:0;font-size:14px;color:#999}.app-loading{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;background:linear-gradient(to bottom,#f0fdf4,#fff)}.app-loading .loading-spinner{width:48px;height:48px;border:4px solid #f0f0f0;border-top-color:#25d366;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.app-loading p{font-size:16px;color:#666}@media(max-width:768px){.app-header{padding:16px}.header-content{flex-direction:column;align-items:flex-start;gap:16px}.header-left{width:100%}.app-logo{height:45px}.app-subtitle{font-size:14px}}