:root{--primary-color:#2c3e50;--secondary-color:#3498db;--accent-color:#e74c3c;--text-color:#333;--light-color:#ecf0f1;--success-color:#2ecc71;--warning-color:#f39c12;--danger-color:#e74c3c;--card-color:#fff;--background-color:#f5f5f5;--border-radius:8px;--box-shadow:0 4px 6px rgba(0,0,0,.1);--transition:all 0.3s ease}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;color:var(--text-color);background-color:var(--background-color)}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit;border:none;border-radius:var(--border-radius);padding:10px 20px;font-size:1rem;transition:var(--transition)}button:disabled{opacity:.6;cursor:not-allowed}button:focus{outline:none}input{font-family:inherit;border:1px solid #ddd;border-radius:var(--border-radius);padding:10px;font-size:1rem;transition:var(--transition);width:100%}input:focus{outline:none;border-color:var(--secondary-color)}h1,h2,h3,h4,h5,h6{margin-bottom:.5rem;color:var(--primary-color)}p{margin-bottom:1rem}.container{max-width:1200px;margin:0 auto;padding:20px}.text-center{text-align:center}.mt-1{margin-top:.25rem}.mt-2{margin-top:.5rem}.mt-3{margin-top:1rem}.mt-4{margin-top:1.5rem}.mt-5{margin-top:3rem}.mb-1{margin-bottom:.25rem}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:1rem}.mb-4{margin-bottom:1.5rem}.mb-5{margin-bottom:3rem}.primary-btn{background-color:var(--secondary-color);color:#fff}.primary-btn:hover{background-color:#2980b9}.danger-btn{background-color:var(--danger-color);color:#fff}.danger-btn:hover{background-color:#c0392b}.success-btn{background-color:var(--success-color);color:#fff}.success-btn:hover{background-color:#27ae60}@media (max-width:768px){.container{padding:10px}#chat-toggle-button{display:flex!important;position:fixed!important;z-index:9999!important;visibility:visible!important;opacity:1!important;pointer-events:auto!important}#mobile-chat-portal{position:fixed;top:0;left:0;width:0;height:0;z-index:9999}}