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h3{font-size:var(--font-size-base)}.message-content h4,.message-content h5{font-size:var(--font-size-sm)}.message-content h6{font-size:var(--font-size-xs)}.message-content p{margin:var(--spacing-xs) 0;line-height:1.5}.message-content ul,.message-content ol{margin:var(--spacing-xs) 0;padding-left:var(--spacing-lg)}.message-content li{margin:var(--spacing-xs) 0;line-height:1.4}.message-content blockquote{margin:var(--spacing-sm) 0;padding:var(--spacing-sm);border-left:3px solid var(--color-primary);background:var(--color-background-secondary);border-radius:var(--radius-sm);font-style:italic}.message-content code{background:var(--color-background-secondary);padding:2px 4px;border-radius:var(--radius-sm);font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.9em}.message-content pre{background:var(--color-background-secondary);padding:var(--spacing-sm);border-radius:var(--radius-sm);overflow-x:auto;margin:var(--spacing-sm) 0}.message-content pre code{background:none;padding:0;border-radius:0}.message-content a{color:var(--color-primary);text-decoration:none;border-bottom:1px solid transparent;transition:var(--transition-fast)}.message-content a:hover{border-bottom-color:var(--color-primary)}.message-content strong{font-weight:600}.message-content em{font-style:italic}.message-content table{width:100%;border-collapse:collapse;margin:var(--spacing-sm) 0}.message-content th,.message-content td{padding:var(--spacing-xs) var(--spacing-sm);border:1px solid var(--color-border);text-align:left}.message-content th{background:var(--color-background-secondary);font-weight:600}.message-icon{display:flex;align-items:flex-start;flex-shrink:0;margin-top:var(--spacing-xs)}.agent-icon{width:24px;height:24px;display:flex;align-items:center;justify-content:center}.user-icon{width:32px;height:32px;background:var(--color-border);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--color-text-light)}.user-icon svg{width:18px;height:18px}.agent-icon svg{width:20px;height:20px}.page-links{margin:var(--spacing-md) 0;display:flex;gap:8px;flex-wrap:wrap;align-items:center}.page-links-label{font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-light)}.page-links-list{display:flex;flex-wrap:wrap;gap:var(--spacing-sm);align-items:center}.page-link{display:inline-flex;align-items:center;gap:var(--spacing-xs);text-decoration:none;font-size:var(--font-size-sm);font-weight:500;transition:var(--transition-fast)}.page-link svg{width:14px;height:14px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.message-list{flex:1;padding:var(--spacing-lg) var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);padding-right:calc(var(--spacing-lg) + 6px);overflow-y:auto;display:flex;flex-direction:column;gap:var(--spacing-md);min-height:0;scrollbar-width:none;-ms-overflow-style:none}.message-list::-webkit-scrollbar{display:none}.typing-indicator{display:flex;gap:4px;align-items:center}.typing-indicator span{width:8px;height:8px;border-radius:50%;background:var(--color-text-muted);animation:typing 1.4s infinite ease-in-out}.typing-indicator span:nth-child(1){animation-delay:-.32s}.typing-indicator span:nth-child(2){animation-delay:-.16s}@keyframes typing{0%,80%,to{transform:scale(.8);opacity:.5}40%{transform:scale(1);opacity:1}}.message-input-container{width:100%;background:var(--color-background-secondary)}.message-input-content{padding:var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-sm);max-width:1200px;margin:0 auto;width:100%}.input-row{position:relative}.message-input.has-text~.send-button:not(:disabled){background:transparent;color:var(--color-send-blue)}.message-input.has-text~.send-button:not(:disabled):hover{background:transparent;color:var(--color-send-blue-hover)}.message-input{width:100%;height:52px;padding:0 50px 0 var(--spacing-md);border:2px solid var(--color-border);border-radius:var(--radius-full);font-size:14px;outline:none;transition:var(--transition-normal);background:transparent;color:var(--color-text-light)}.message-input:active,.message-input:focus{border-color:var(--color-text-light)}.message-input.has-text{border-color:var(--color-text-light)}.message-input::placeholder{color:var(--color-text-muted)}.message-input:disabled{color:var(--color-text-muted);cursor:not-allowed}.send-button{position:absolute;top:50%;right:11px;transform:translateY(-50%);height:30px;width:30px;padding:0;font-size:14px;font-weight:600;border-radius:50%;background:transparent;color:var(--color-text-muted);border:none;cursor:pointer;transition:var(--transition-normal);display:flex;align-items:center;justify-content:center;z-index:1}.send-button svg{width:30px;height:30px}.send-button:not(:disabled){background:transparent;color:var(--color-primary)}.send-button:not(:disabled):hover{background:transparent;color:var(--color-primary-hover)}.send-button:disabled{opacity:.6;cursor:not-allowed;background:transparent;color:var(--color-text-muted)}.powered-by{text-align:center;font-size:14px;color:var(--color-text-muted);font-weight:500;margin-top:4px}@media (max-width: 768px){.message-input{height:48px;padding:0 40px 0 var(--spacing-sm);font-size:16px}.send-button{height:28px;width:28px;right:9px}.send-button svg{width:14px;height:14px}}.chat-container{flex:1;display:flex;flex-direction:column;width:100%;background:var(--color-background-secondary);overflow:hidden;min-height:0}.chat-content{flex:1;display:flex;flex-direction:column;margin:0 auto;width:100%;max-width:1200px;min-height:0;padding:0}.history-page{display:flex;flex-direction:column;height:calc(100vh - 56px);background:var(--color-background);color:var(--color-text);overflow:hidden}.back-arrow{background:none;border:none;color:var(--color-text-light);cursor:pointer;font-size:1.5rem;padding:.5rem;border-radius:4px;transition:all .2s;display:flex;align-items:center;justify-content:center;width:40px;height:40px}.back-arrow:hover{background:var(--color-background-light);color:var(--color-primary)}.history-content{display:flex;flex:1;overflow:hidden;min-height:0;height:calc(100vh - 56px)}.conversations-sidebar{width:350px;border-right:1px solid var(--color-border);background:var(--color-background);display:flex;flex-direction:column;height:100%;overflow:hidden}.conversations-header{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;border-bottom:1px solid var(--color-border);background:var(--color-background-light);flex-shrink:0}.conversations-header h2{margin:0;font-size:1.1rem;font-weight:600}.conversations-list{flex:1;overflow-y:auto;padding:.5rem}.conversation-item{padding:1rem;margin:.5rem 0;border-radius:8px;cursor:pointer;transition:all .2s;border:1px solid transparent;background:var(--color-background)}.conversation-item:hover{background:var(--color-background-light);border-color:var(--color-border)}.conversation-item.selected{border-color:var(--color-primary);color:#fff}.conversation-item.selected .conversation-title{color:#fff;font-weight:700}.conversation-item.selected .conversation-date{color:#fffc}.conversation-title{font-weight:600;margin-bottom:.25rem;color:var(--color-text);font-size:.9rem;line-height:1.3}.conversation-date{font-size:.8rem;color:var(--color-text-muted);margin-bottom:.25rem}.conversation-status{font-size:.75rem;color:var(--color-text-muted);font-style:italic}.no-conversations{padding:2rem;text-align:center;color:var(--color-text-muted);font-style:italic}.conversation-details{flex:1;display:flex;flex-direction:column;background:var(--color-background);min-width:0;max-width:calc(100vw - 350px);height:100%;overflow:hidden}.conversation-viewer{display:flex;flex-direction:column;height:100%}.conversation-header{padding:1.5rem 2rem;border-bottom:1px solid var(--color-border);background:var(--color-background-light)}.conversation-header h3{margin:0 0 .5rem;font-size:1.2rem;font-weight:600;color:var(--color-text)}.conversation-meta{display:flex;gap:1rem;font-size:.85rem;color:var(--color-text-muted)}.conversation-messages{flex:1;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;transition:opacity .2s ease-in-out;min-height:0}.no-selection{display:flex;align-items:center;justify-content:center;height:100%;color:var(--color-text-muted);font-style:italic}.loading{display:flex;align-items:center;justify-content:center;padding:2rem;color:var(--color-text-muted);font-style:italic}@media (max-width: 768px){.history-content{flex-direction:column}.conversations-sidebar{width:100%;height:200px;border-right:none;border-bottom:1px solid var(--color-border)}.conversations-list{max-height:150px}.conversation-details{max-width:100vw}.history-header,.conversation-header{padding:1rem}.conversation-meta{flex-direction:column;gap:.25rem}}.logout-page{width:100vw;height:100vh;background-color:var(--color-background);display:flex;justify-content:center;align-items:center;padding:var(--spacing-lg)}.logout-container{max-width:500px;width:100%;text-align:center}.logout-icon-wrapper{display:flex;justify-content:center;margin-bottom:var(--spacing-xl)}.logout-icon{width:80px;height:80px;border-radius:50%;background-color:var(--color-success);display:flex;justify-content:center;align-items:center;font-size:48px;color:var(--color-text-dark);font-weight:600}.logout-title{color:var(--color-text-light);font-size:28px;font-weight:600;margin-bottom:var(--spacing-md);text-align:center}.logout-message{color:var(--color-text-secondary);font-size:16px;line-height:1.5;margin-bottom:var(--spacing-xl);text-align:center}.login-again-button{padding:var(--spacing-md) var(--spacing-xl);background-color:var(--color-primary);color:var(--color-text-dark);border:none;border-radius:6px;font-size:16px;font-weight:600;cursor:pointer;transition:background-color .2s;min-width:160px}.login-again-button:hover{background-color:var(--color-primary-hover)}.login-again-button:active{transform:scale(.98)}.app{height:100vh;display:flex;flex-direction:column;background:var(--color-background);font-family:var(--font-family)}@media (max-width: 768px){.app{padding:0}}