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ease}.pause-button:hover{background:#ffffff1a}.pause-button.paused{color:var(--primary-color)}.alerts-progress{width:100%;height:4px;background:#ffffff1a;border-radius:2px;overflow:hidden}.progress-bar{height:100%;transition:width .3s ease}.alert-warning{border-left:4px solid var(--warning-color)}.alert-info{border-left:4px solid var(--info-color)}.alert-success{border-left:4px solid var(--success-color)}.alert-danger{border-left:4px solid var(--danger-color)}@media (max-width: 768px){.alerts-container{margin:1rem auto}.alerts-container h1{font-size:2rem}.alert-card{padding:1.5rem;grid-template-columns:1fr;text-align:center}.alert-icon{font-size:2rem;margin:0 auto}.alert-content h2{font-size:1.25rem}.alert-actions{flex-direction:row;justify-content:center;margin-top:1rem}.nav-button{width:36px;height:36px;font-size:1.25rem}}@media (max-width: 480px){.alerts-container h1{font-size:1.75rem}.alerts-description{font-size:1rem}.alert-card{padding:1rem}.alert-content p{font-size:.9rem}.alert-controls{flex-direction:column;gap:1rem}.nav-button{width:32px;height:32px;font-size:1rem}}.chat-container{max-width:800px;margin:0 auto;padding:2rem}.chat-container h1{text-align:center;margin-bottom:1rem;color:#fff}.username-display{margin:1rem 0;padding:.5rem;background:#0000004d;border-radius:8px;display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.username-highlight{color:var(--accent-color);font-weight:700}.change-username-btn{background:transparent;border:1px solid var(--accent-color);color:var(--accent-color);padding:.3rem .8rem;border-radius:4px;cursor:pointer;transition:all .2s ease}.change-username-btn:hover{background:var(--accent-color);color:var(--bg-color)}.username-form{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap}.username-form input{padding:.3rem .8rem;border-radius:4px;border:1px solid var(--accent-color);background:#0003;color:#fff}.username-form input:focus{outline:none;box-shadow:0 0 0 2px var(--accent-color)}.username-form button{padding:.3rem .8rem;border-radius:4px;cursor:pointer;transition:all .2s ease}.username-form button[type=submit]{background:var(--accent-color);border:1px solid var(--accent-color);color:var(--bg-color)}.username-form button[type=button]{background:transparent;border:1px solid #666;color:#666}.username-form button:hover{opacity:.8}.chat-window{background:#00000080;border-radius:8px;box-shadow:0 4px 6px #0000004d;overflow:hidden;display:flex;flex-direction:column;height:600px;border:1px solid rgba(255,255,255,.1)}.messages{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:1rem}.message{background:#00000080;color:#fff;padding:1rem;border-radius:8px;max-width:80%;animation:fadeIn .3s ease;border:1px solid rgba(255,255,255,.1)}.user-message{background:#0009;align-self:flex-end}.message-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem;font-size:.875rem;color:#ffffffe6;gap:1rem}.username{font-weight:500;color:var(--accent-color);margin-right:auto}.timestamp{color:#ffffff80;font-size:.75rem;flex-shrink:0;padding-left:.5rem;border-left:1px solid rgba(255,255,255,.1)}.message-content{line-height:1.4;color:#fff}.message-input{display:flex;padding:1rem;background:#00000080;border-top:1px solid rgba(255,255,255,.1);gap:.5rem}.username-input{width:150px;padding:.75rem;border:1px solid rgba(255,255,255,.1);background:#00000080;color:#fff;border-radius:4px;font-size:.9rem}.message-input input{flex:1;padding:.75rem;border:1px solid rgba(255,255,255,.1);background:#00000080;color:#fff;border-radius:4px;font-size:.9rem}.message-input button{padding:.75rem 1.5rem;background:#00000080;color:#fff;border:1px solid rgba(255,255,255,.1);border-radius:4px;cursor:pointer;font-weight:500;transition:all .3s ease}.message-input button:hover{background:#0009;transform:translateY(-1px)}.messages::-webkit-scrollbar{width:8px}.messages::-webkit-scrollbar-track{background:#0000004d}.messages::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}.messages::-webkit-scrollbar-thumb:hover{background:#fff3}@media (max-width: 768px){.chat-container{padding:1rem}.chat-window{height:500px}.message{max-width:90%}.message-input{flex-direction:column;gap:1rem}.username-input{width:100%}}.error-message{background:#ff00001a;color:#f44;padding:.75rem;border-radius:4px;margin-bottom:1rem;text-align:center;border:1px solid rgba(255,0,0,.2)}.loading-message,.empty-message{text-align:center;padding:2rem;color:#ffffffb3;font-style:italic}.loading-message{animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%{opacity:.5}50%{opacity:1}to{opacity:.5}}.contact-container{max-width:1200px;margin:0 auto;padding:2rem}.contact-container h1{text-align:center;margin-bottom:2rem;color:var(--primary-color)}.contact-content{display:grid;grid-template-columns:1fr 1fr;gap:2rem;background-color:var(--card-bg);border-radius:8px;padding:2rem}.contact-info{padding-right:2rem;border-right:1px solid var(--border-color)}.contact-info h2{color:var(--primary-color);margin-bottom:1rem}.contact-info p{margin-bottom:2rem;line-height:1.6}.info-item{margin-bottom:1.5rem}.info-item h3{color:var(--secondary-color);margin-bottom:.5rem}.social-links{display:flex;gap:1rem}.social-link{color:var(--primary-color);text-decoration:none;transition:color .3s ease}.social-link:hover{color:var(--secondary-color)}.contact-form{display:flex;flex-direction:column;gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-weight:500;color:var(--text-color)}.form-group input,.form-group textarea{padding:.75rem;border:2px solid var(--border-color);border-radius:4px;background-color:var(--background-color);color:var(--text-color);font-size:1rem}.form-group textarea{resize:vertical;min-height:120px}.submit-button{padding:.75rem 1.5rem;background:#00000080;color:var(--text-color);border:1px solid var(--border-color);border-radius:4px;cursor:pointer;font-weight:500;transition:all .3s ease;align-self:flex-start}.submit-button:hover:not(:disabled){background:#000000b3;transform:translateY(-2px);border-color:#fff3}.submit-button:disabled{background:#0000004d;cursor:not-allowed;opacity:.7}.success-message{padding:1rem;background-color:var(--success-color);color:#fff;border-radius:4px;text-align:center;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.contact-container{padding:1rem}.contact-content{grid-template-columns:1fr;padding:1rem}.contact-info{padding-right:0;border-right:none;border-bottom:1px solid var(--border-color);padding-bottom:2rem}}