.btn-outline-light{border-color:rgba(255,255,255,0.5);color:white;transition:all 0.3s ease}.btn-outline-light:hover{background-color:rgba(255,255,255,0.1);border-color:white;color:white;transform:translateY(-1px)}.navbar img{filter:drop-shadow(0 2px 4px rgba(0,0,0,0.1));transition:transform 0.3s ease}.navbar img:hover{transform:scale(1.05)}:root{--primary-color:#6366f1;--primary-dark:#4f46e5;--primary-light:#a5b4fc;--secondary-color:#f8fafc;--border-color:#e2e8f0;--text-dark:#1e293b;--text-muted:#64748b;--success-color:#10b981;--warning-color:#f59e0b;--danger-color:#ef4444;--accent-color:#6366f1;--accent-light:#f1f5f9}:root[data-theme="dark"]{--primary-color:#a5b4fc;--primary-dark:#818cf8;--primary-light:#c7d2fe;--secondary-color:#0f172a;--border-color:#334155;--text-dark:#f1f5f9;--text-muted:#94a3b8;--success-color:#10b981;--warning-color:#f59e0b;--danger-color:#ef4444;--accent-color:#818cf8;--accent-light:rgba(129,140,248,0.1)}body{font-family:'Söhne',-apple-system,BlinkMacSystemFont,'Inter','SF Pro Display','Segoe UI','Roboto','Helvetica Neue',sans-serif;background-color:--var(--accent-light);margin:0;padding:0;height:100vh;overflow:hidden;line-height:1.6;letter-spacing:-0.01em;font-weight:400;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.loading-screen{position:fixed;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);display:flex;flex-direction:column;justify-content:center;align-items:center;color:white;z-index:9999}.login-screen{min-height:100vh;background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);display:flex;align-items:center;justify-content:center;padding:2rem}.login-container{background:rgba(255,255,255,0.95);border-radius:20px;padding:3rem;box-shadow:0 20px 40px rgba(0,0,0,0.1);backdrop-filter:blur(10px);max-width:500px;width:100%}.login-form{margin-top:2rem}.login-screen .btn-primary{background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);border:none;padding:1rem 2rem;border-radius:12px;font-weight:600;transition:all 0.3s ease;box-shadow:0 4px 12px rgba(71,85,105,0.3)}.login-screen .btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(71,85,105,0.4);background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary-color) 100%)}.login-screen .alert-info{background-color:rgba(71,85,105,0.1);border-color:rgba(71,85,105,0.2);color:var(--primary-dark);border-radius:12px;padding:1rem}.login-screen .bi-robot{color:var(--primary-color);font-size:4rem;margin-bottom:1rem}.login-screen h2{color:var(--text-dark);font-weight:700;margin-bottom:0.5rem}.login-screen .text-muted{color:var(--text-muted) !important;font-size:1.1rem}.main-app{height:100vh;display:block !important;visibility:visible !important;background-color:var(--secondary-color)}.main-app.d-none{display:flex !important;visibility:visible !important}#mainApp{display:flex !important;visibility:visible !important}#chatMessages{display:block !important;visibility:visible !important}.chat-input-container{display:block !important;visibility:visible !important}.main-app.d-none{display:flex !important;visibility:visible !important}#mainApp.d-none,#chatMessages.d-none,.chat-input-container.d-none{display:flex !important;visibility:visible !important}#chatMessages.d-none{display:block !important}.chat-input-container.d-none{display:block !important}:root{--sidebar-width:280px}body.with-sidebar-collapsed{--sidebar-width:80px}.main-app>.container-fluid>.row{display:flex;min-height:100vh;margin:0}.sidebar{background-color:var(--secondary-color);border-right:1px solid var(--border-color);width:var(--sidebar-width);min-width:var(--sidebar-width);height:100vh;overflow-y:auto;overflow-x:visible;scrollbar-width:none;-ms-overflow-style:none;transition:width 0.3s ease,min-width 0.3s ease}.sidebar.collapsed .sidebar-header .app-name,.sidebar.collapsed .sidebar-header .app-subtitle,.sidebar.collapsed .sidebar-header .welcome-text,.sidebar.collapsed #sidebarUserName,.sidebar.collapsed .new-chat-minimal .btn-text,.sidebar.collapsed .session-title,.sidebar.collapsed .sidebar-footer .user-name,.sidebar.collapsed .sidebar-footer .user-email{display:none !important}.sidebar.collapsed .sidebar-footer .user-avatar{display:none !important}.sidebar.collapsed .sidebar-header{justify-content:center;align-items:center;flex-direction:column;height:160px;z-index:3;background:rgba(99,102,241,0.02);border-radius:8px 8px 0 0}:root[data-theme="dark"] .sidebar.collapsed .sidebar-header,body[data-theme="dark"] .sidebar.collapsed .sidebar-header{background:rgba(99,102,241,0.1) !important}.sidebar.collapsed .sidebar-header-content{padding:12px 8px;display:flex;flex-direction:column;align-items:center;justify-content:space-between;height:100%;width:100%;gap:12px}.sidebar.collapsed .sidebar-header .d-flex.align-items-center.justify-content-between{width:100%;display:flex !important;flex-direction:column !important;align-items:center !important;justify-content:center !important;gap:16px}.sidebar.collapsed .sidebar-header .d-flex.align-items-center.justify-content-between>.d-flex.align-items-center:last-child{order:2;display:flex !important;flex-direction:column !important;gap:8px !important;align-items:center !important;justify-content:center !important;width:100% !important;height:auto !important;min-height:80px !important;overflow:visible !important;padding:8px 0 !important}.sidebar.collapsed .sidebar-header .d-flex.align-items-center.justify-content-between>.d-flex.align-items-center:first-child>div{display:none !important}.sidebar.collapsed .sidebar-header .d-flex.align-items-center.justify-content-between>.d-flex.align-items-center:first-child>i{display:inline-block !important;font-size:2rem !important;margin:0 !important;color:var(--accent-color) !important}.sidebar.collapsed .chat-sessions{padding:0.5rem}.sidebar.collapsed .session-item{justify-content:center;padding:0.5rem;margin:0.25rem 0;width:44px;height:44px;border-radius:50%;border:1px solid var(--border-color);background:#fff;position:relative}.sidebar.collapsed .session-options-btn,.sidebar.collapsed .session-actions,.sidebar.collapsed .session-metadata{display:none !important}body.with-sidebar-collapsed .sidebar.collapsed #chatSessions{display:none !important}body.with-sidebar-collapsed .sidebar.collapsed .new-chat-container{display:flex;justify-content:center;align-items:center;padding:16px 8px !important;position:static !important;top:auto !important;z-index:1 !important;border-bottom:1px solid rgba(0,0,0,0.05) !important;background:rgba(99,102,241,0.01) !important;min-height:70px !important;margin:0 4px !important;border-radius:0 !important}:root[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed .new-chat-container,body[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed .new-chat-container{border-bottom:1px solid rgba(255,255,255,0.1) !important;background:rgba(99,102,241,0.05) !important}body.with-sidebar-collapsed .sidebar.collapsed .new-chat-container>*:not(#newChatBtn){display:none !important}body.with-sidebar-collapsed .sidebar.collapsed #newChatBtn{width:36px;height:36px;padding:0;border-radius:50%;border:1px solid var(--accent-color);color:var(--accent-color);display:flex !important;align-items:center !important;justify-content:center !important;transition:all 0.2s ease !important;box-shadow:0 2px 8px rgba(99,102,241,0.2) !important}body.with-sidebar-collapsed .sidebar.collapsed #newChatBtn:hover{box-shadow:0 4px 12px rgba(99,102,241,.3);transform:scale(1.05) !important;border-color:var(--accent-color) !important}:root[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed #newChatBtn,body[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed #newChatBtn{background:var(--secondary-color) !important;border-color:var(--border-color) !important;color:var(--accent-color) !important}:root[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed .new-chat-minimal,body[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed .new-chat-minimal{background:var(--secondary-color) !important;border-color:var(--border-color) !important;color:var(--accent-color) !important}body.with-sidebar-collapsed .sidebar.collapsed #newChatBtn{position:relative !important;display:flex !important;align-items:center !important;justify-content:center !important;width:36px !important;height:36px !important;border-radius:50% !important;color:#ffffff !important;padding:0 !important;font-size:0 !important}body.with-sidebar-collapsed .sidebar.collapsed #newChatBtn i{display:inline-block !important;margin:0 !important;line-height:1 !important;color:#ffffff !important;position:absolute !important;top:50% !important;left:50% !important;transform:translate(-50%,-50%) !important}body.with-sidebar-collapsed .sidebar.collapsed #newChatBtn::after{content:"" !important;display:none !important}.main-content{border-left:none !important}body.with-sidebar-collapsed .sidebar.collapsed #themeToggle{display:inline-flex !important;width:36px !important;height:36px !important;border-radius:50% !important;background:#fff !important;color:var(--text-color) !important;border:1px solid var(--border-color) !important;align-items:center !important;justify-content:center !important;padding:0 !important;margin:0 !important;visibility:visible !important;opacity:1 !important;transition:all 0.2s ease !important;box-shadow:0 2px 4px rgba(0,0,0,0.1) !important;flex-shrink:0 !important}body.with-sidebar-collapsed .sidebar.collapsed #themeToggle:hover{transform:scale(1.05) !important;box-shadow:0 0 0 3px rgba(99,102,241,.12) !important}.session-item:not(.sidebar .session-item){display:flex;align-items:center;justify-content:space-between;gap:8px;height:40px;padding:0 10px;border-radius:10px;border:1px solid var(--border-color);background:#fff;transition:border-color .15s ease,box-shadow .15s ease,transform .15s ease}.session-item:hover{border-color:var(--accent-color);box-shadow:0 6px 14px rgba(99,102,241,.08);transform:translateY(-1px)}.session-item.active{border-color:var(--accent-color);box-shadow:0 0 0 3px rgba(99,102,241,.12)}.session-item .session-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.sidebar.collapsed .session-item .session-actions{display:none}.sidebar.collapsed .session-item::after{content:attr(data-letter);font-weight:600;color:var(--accent-color);font-size:0.95rem}.sidebar.collapsed .session-item.active{background:var(--accent-color);border-color:var(--accent-color)}.sidebar.collapsed .session-item.active::after{color:#fff}body.with-sidebar-collapsed .sidebar.collapsed #sidebarToggle{all:unset;display:inline-flex !important;align-items:center !important;justify-content:center !important;width:36px !important;height:36px !important;border-radius:50% !important;background:var(--accent-color) !important;color:#fff !important;cursor:pointer !important;margin:0 !important;box-shadow:0 2px 8px rgba(99,102,241,0.3) !important;visibility:visible !important;opacity:1 !important;transition:all 0.2s ease !important;flex-shrink:0 !important}body.with-sidebar-collapsed .sidebar.collapsed #sidebarToggle i{display:inline-block !important;font-size:16px;line-height:1}body.with-sidebar-collapsed .sidebar.collapsed #sidebarToggle:hover{background:var(--primary-dark) !important;transform:scale(1.05) !important;box-shadow:0 4px 12px rgba(99,102,241,0.4) !important}:root[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed #sidebarToggle,body[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed #sidebarToggle{background:var(--accent-color) !important;color:#fff !important}body.with-sidebar-collapsed .sidebar.collapsed .sidebar-header i.bi-robot,body.with-sidebar-collapsed .sidebar.collapsed #themeToggle,body.with-sidebar-collapsed .sidebar.collapsed #sidebarToggle{visibility:visible !important;opacity:1 !important}body.with-sidebar-collapsed .sidebar.collapsed #newChatBtn,body.with-sidebar-collapsed .sidebar.collapsed #sidebarToggle,body.with-sidebar-collapsed .sidebar.collapsed #logoutBtn{display:inline-flex !important;visibility:visible !important;opacity:1 !important}#sidebarToggle{display:inline-flex !important;visibility:visible !important;opacity:1 !important}#themeToggle{display:inline-flex !important;visibility:visible !important;opacity:1 !important}#newChatBtn,#sidebarToggle,#themeToggle,#logoutBtn{display:inline-flex !important;visibility:visible !important}.sidebar.collapsed .sidebar-header .app-logo{margin:0}.sidebar.collapsed .new-chat-minimal i{margin:0;font-size:18px !important}.sidebar.collapsed{box-shadow:2px 0 12px rgba(0,0,0,0.08) !important;border-right:1px solid var(--border-color) !important;background:#fff !important;border-radius:0 8px 8px 0 !important}:root[data-theme="dark"] .sidebar.collapsed,body[data-theme="dark"] .sidebar.collapsed{background:#1a1a1a !important;border-right:1px solid #404040 !important;box-shadow:2px 0 12px rgba(0,0,0,0.3) !important}.sidebar.collapsed .btn{min-width:36px !important;min-height:36px !important}.sidebar.collapsed .chat-sessions{gap:0.25rem}.sidebar.collapsed::-webkit-scrollbar{display:none}.sidebar.collapsed{scrollbar-width:none;-ms-overflow-style:none}.sidebar::-webkit-scrollbar{display:none}.sidebar-header{background-color:var(--secondary-color);border-bottom:1px solid var(--border-color);height:56px;display:flex;align-items:center;position:relative}.sidebar-header-content{padding:0 12px;width:100%}.sidebar-header .bi-robot{font-size:1.4rem;line-height:1;margin-right:8px}.sidebar-header .btn{border:none;background:none;color:var(--text-muted);transition:all 0.2s ease}.sidebar-header .btn:hover{background-color:rgba(0,0,0,0.05);color:var(--text-dark)}.sidebar-footer{background-color:var(--secondary-color);border-top:1px solid var(--border-color);height:64px;position:sticky;bottom:0;z-index:2;display:flex;align-items:center}.sidebar-footer-content{padding:0 12px;width:100%;display:flex;align-items:center;justify-content:space-between}.sidebar-footer .btn{border:none;background:none;color:var(--text-muted);transition:all 0.2s ease}.sidebar-footer .btn:hover{background-color:rgba(0,0,0,0.05);color:var(--text-dark)}.new-chat-container{padding:16px 16px 12px 16px;margin-bottom:8px}.user-avatar{display:flex;align-items:center;justify-content:center}.new-chat-minimal{height:40px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--border-color);background:#fff;color:var(--accent-color) !important;transition:box-shadow .15s ease,transform .15s ease,border-color .15s ease}.new-chat-minimal:hover{box-shadow:0 6px 14px rgba(99,102,241,.12);border-color:white !important;background:#ffffff !important;color:var(--accent-color) !important;transform:translateY(-1px)}.new-chat-minimal:active{transform:translateY(0);box-shadow:0 1px 3px rgba(0,0,0,0.1)}.new-chat-minimal:disabled{opacity:0.6;cursor:not-allowed;transform:none;box-shadow:0 1px 3px rgba(0,0,0,0.1)}.chat-input-wrapper{background:white;border-radius:35px;box-shadow:0 1px 3px rgba(0,0,0,0.1),0 1px 2px rgba(0,0,0,0.06);transition:all 0.2s ease;padding:8px;position:relative;overflow:visible;border:1px solid #e5e7eb;min-height:52px;height:auto !important}.input-group .btn{border:none;background:none;color:var(--text-muted);transition:all 0.2s ease;padding:0.5rem;flex-shrink:0 !important;align-self:center !important}.input-group .btn:hover{background-color:rgba(0,0,0,0.05);color:var(--text-dark)}.input-group .btn-primary{background:#007bff;color:white;border-radius:35px !important;width:36px;height:36px;margin:0;box-shadow:none;transition:all 0.2s ease;position:relative !important;bottom:auto !important;right:auto !important;z-index:1 !important;flex-shrink:0 !important;align-self:flex-end !important;order:3 !important}.input-group .btn-primary:hover{background:#0056b3;transform:scale(1.05);box-shadow:0 2px 8px rgba(0,123,255,0.3)}.input-group .btn-primary:disabled{opacity:0.6;transform:none}.input-group .left-button-group{display:flex !important;align-items:center !important;gap:4px !important;margin-right:0 !important;padding:6px !important;border-radius:30px !important;background:#f1f3f4 !important;transition:all 0.2s ease !important;height:44px !important;flex-shrink:0 !important;align-self:flex-end !important;border:1px solid #e8eaed !important;order:1 !important;margin-bottom:3px;margin-left:4px}.input-group .left-button-group:hover{background:#e8eaed !important}.input-group .left-button-group .dropdown,.input-group .left-button-group .file-attach-container{display:flex !important;align-items:center !important;justify-content:center !important;height:36px !important;width:36px !important}.chat-input-wrapper .input-group .left-button-group .dropdown .btn{border-radius:18px !important;padding:8px !important;background:#f8f9fa !important;color:#5f6368 !important;border:1px solid #dadce0 !important;transition:all 0.2s ease !important;display:flex !important;align-items:center !important;justify-content:center !important;width:36px !important;height:36px !important;font-size:16px !important;z-index:10 !important;flex-shrink:0 !important;align-self:flex-end !important;margin:0 !important;position:relative !important}.chat-input-wrapper .input-group .left-button-group .file-attach-btn{border-radius:18px !important;padding:8px !important;background:#f8f9fa !important;color:#5f6368 !important;border:1px solid #dadce0 !important;transition:all 0.2s ease !important;display:flex !important;align-items:center !important;justify-content:center !important;width:36px !important;height:36px !important;font-size:16px !important;flex-shrink:0 !important;align-self:flex-end !important;margin:6px !important;left:1px !important;position:relative !important}.chat-input-wrapper .input-group .left-button-group .dropdown .btn:hover,.chat-input-wrapper .input-group .left-button-group .file-attach-btn:hover{background:#e8eaed !important;border-color:#bdc1c6 !important;color:#3c4043 !important;transform:none !important;box-shadow:0 1px 2px rgba(0,0,0,0.1) !important}.dropdown-menu{border:1px solid var(--border-color);box-shadow:0 4px 12px rgba(0,0,0,0.15);border-radius:8px;padding:0.5rem}.dropdown-item{border-radius:6px;padding:0.5rem 0.75rem;transition:all 0.2s ease}.dropdown-item:hover{background-color:var(--accent-light);color:var(--accent-color)}.dropdown-item.active{background-color:var(--accent-color);color:white}.suggested-prompts{max-width:800px;margin:0 auto}.prompt-card{width:100%;padding:20px;border:1px solid transparent;border-radius:12px;background:#f9fafb;color:var(--text-dark);text-align:left;transition:all 0.2s ease;font-size:14px;font-weight:500;margin-bottom:1.25rem;position:relative;overflow:hidden;cursor:pointer;display:flex;align-items:flex-start;box-shadow:none}.prompt-card:hover{background:white;border-color:var(--accent-color);box-shadow:0 2px 8px rgba(0,0,0,0.08);transform:translateY(-1px)}.prompt-card:active{transform:translateY(0)}.prompt-card i{color:var(--accent-color);font-size:1.2rem;margin-right:12px;margin-top:2px;flex-shrink:0;transition:color 0.2s ease}.prompt-card:hover i{color:var(--primary-dark)}.prompt-card .card-content{flex:1}.prompt-card .card-title{font-size:14px;font-weight:500;color:var(--text-dark);margin:0 0 4px 0;line-height:1.4}.prompt-card .card-description{font-size:12px;font-weight:400;color:var(--text-muted);margin:0;line-height:1.4}:root[data-theme="dark"] body{background-color:var(--secondary-color);color:var(--text-dark)}:root[data-theme="dark"] .sidebar{background-color:var(--secondary-color);border-right-color:var(--border-color)}:root[data-theme="dark"] .sidebar-header,:root[data-theme="dark"] .sidebar-footer{background-color:var(--secondary-color);border-color:var(--border-color)}body.with-sidebar-collapsed .sidebar.collapsed .sidebar-footer{justify-content:center !important;border-top:1px solid rgba(0,0,0,0.05) !important;display:flex !important;align-items:center !important;height:auto !important;min-height:70px !important;overflow:visible !important;background:rgba(99,102,241,0.02);border-radius:0 0 8px 8px;margin:0 4px !important}:root[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed .sidebar-footer,body[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed .sidebar-footer{border-top:1px solid rgba(255,255,255,0.1) !important;background:rgba(99,102,241,0.05) !important}body.with-sidebar-collapsed .sidebar.collapsed .sidebar-footer-content{padding:12px 8px !important;justify-content:center !important;align-items:center !important;display:flex !important}body.with-sidebar-collapsed .sidebar.collapsed .sidebar-footer .user-avatar,body.with-sidebar-collapsed .sidebar.collapsed .sidebar-footer .user-name,body.with-sidebar-collapsed .sidebar.collapsed .sidebar-footer .user-email{display:none !important}body.with-sidebar-collapsed .sidebar.collapsed #logoutBtn{width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;padding:0;border:1px solid var(--border-color);background:#fff;color:var(--text-muted);transition:all 0.2s ease !important}body.with-sidebar-collapsed .sidebar.collapsed #logoutBtn:hover{box-shadow:0 0 0 3px rgba(99,102,241,.12);transform:scale(1.05) !important;color:var(--accent-color) !important}:root[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed #logoutBtn,body[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed #logoutBtn{background:var(--secondary-color) !important;border-color:var(--border-color) !important;color:var(--text-dark) !important}:root[data-theme="dark"] .new-chat-minimal{background:var(--secondary-color);border-color:var(--border-color);color:var(--text-dark)}:root[data-theme="dark"] .chat-input-wrapper{background:rgba(42,42,42,0.95);border-color:rgba(255,255,255,0.1);box-shadow:0 2px 12px rgba(0,0,0,0.15);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}:root[data-theme="dark"] .prompt-card{background:var(--secondary-color);border-color:var(--border-color);color:var(--text-dark)}:root[data-theme="dark"] .dropdown-menu{background:var(--secondary-color);border-color:var(--border-color)}:root[data-theme="dark"] .dropdown-item{color:var(--text-dark)}:root[data-theme="dark"] .dropdown-item:hover{background-color:var(--accent-light);color:var(--accent-color)}:root[data-theme="dark"] .message{background:var(--secondary-color);border-color:var(--border-color)}:root[data-theme="dark"] .message.user{background:var(--accent-light)}:root[data-theme="dark"] .message.assistant{background:var(--secondary-color)}#themeToggle{transition:all 0.3s ease}#themeToggle:hover{background-color:rgba(0,0,0,0.05)}:root[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed #themeToggle,body[data-theme="dark"] body.with-sidebar-collapsed .sidebar.collapsed #themeToggle{background:var(--secondary-color) !important;border-color:var(--border-color) !important;color:var(--text-dark) !important}*{transition:background-color 0.3s ease,border-color 0.3s ease,color 0.3s ease}.message{display:flex;align-items:flex-start;gap:0.75rem;margin-bottom:1.5rem;padding:1.25rem;transition:all 0.2s ease}.message-avatar{flex-shrink:0;margin-top:0.25rem}.user-avatar-circle{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#4f4ee752,#eef2ff);display:flex;align-items:center;justify-content:center;color:#4f46e5;font-weight:600;font-size:0.875rem}[data-theme="dark"] .user-avatar-circle{background:linear-gradient(135deg,#253144,#0f172a);color:white !important;font-weight:400 !important}.ai-avatar-circle{width:32px;height:32px;border-radius:50%;background-color:#eef2ff;display:flex;align-items:center;justify-content:center;color:var(--accent-color);font-size:1rem}[data-theme="dark"] .ai-avatar-circle{background:linear-gradient(135deg,#0b3982,#1f2a3c);color:white !important;font-weight:400 !important}.ai-avatar-circle.web-search{background:linear-gradient(135deg,#0ea5e9,#0284c7)}.message-body{flex:1;min-width:0}.message-header{display:flex;align-items:center;gap:0.45rem;margin-bottom:0.5rem;flex-wrap:wrap}.message-footer{display:flex;justify-content:flex-start;align-items:center;gap:0.45rem;margin-top:0.5rem;padding-top:0.4rem;border-top:1px solid rgba(0,0,0,0.08);flex-wrap:wrap}.message-copy-btn{border:1px solid transparent;border-radius:999px;padding:0.25rem 0.75rem;font-size:0.75rem;color:var(--text-muted);background:transparent;cursor:pointer;display:inline-flex;align-items:center;gap:0.35rem;transition:all 0.2s ease}.message-copy-btn:hover{border-color:var(--border-color);background:rgba(15,23,42,0.06);color:var(--text-dark)}.message-copy-btn:active{transform:translateY(1px)}.message-copy-btn.copied{border-color:var(--accent-color);background:var(--accent-color);color:#ffffff}.message-copy-btn.copied:hover{background:var(--accent-color);border-color:var(--accent-color)}.message-time{font-size:0.75rem;color:var(--text-muted)}.message-content{line-height:1.6;word-wrap:break-word;position:relative;z-index:1;padding:16px}.message.user{background:linear-gradient(135deg,#eef2ff 0%,#f8f9fd 100%);margin-left:2rem;margin-right:0;border-radius:2.5rem;border-bottom-right-radius:0.5rem;border:1px solid var(--border-color)}.message.user:hover{box-shadow:0 2px 8px rgba(0,0,0,0.2);transform:translateY(-1px)}.message.user.editing:hover{box-shadow:0 2px 8px rgba(0,0,0,0.2);transform:none}.message.user:active{transform:translateY(0)}:root[data-theme="dark"] .message{background:linear-gradient(135deg,#1e293b 0%,#334155 100%);border-color:#475569;box-shadow:0 2px 8px rgba(0,0,0,0.2)}:root[data-theme="dark"] .message.user{background:linear-gradient(135deg,#1e3a8a 0%,#1e40af 100%);border-color:#3b82f6}:root[data-theme="dark"] .message.assistant{background:linear-gradient(135deg,#1e293b 0%,#334155 100%);border-color:#475569}.smart-model-info{background:rgba(13,110,253,0.05);border:1px solid rgba(13,110,253,0.1);border-radius:8px;padding:0.75rem;margin-bottom:0.5rem}.smart-model-info .bi-brain{color:var(--primary-color)}.model-indicator{font-size:0.75rem;opacity:0.7}.model-indicator .bi-cpu{color:var(--primary-color)}.chat-sessions{background:var(--secondary-color);height:calc(100vh - 64px - 80px);overflow-y:auto;overflow-x:hidden;padding:1rem 1rem 4.5rem 1rem;position:relative;z-index:1;scrollbar-width:none;-ms-overflow-style:none;scroll-behavior:smooth;direction:ltr}:root[data-theme="dark"] .sidebar,body[data-theme="dark"] .sidebar{background-color:var(--secondary-color);border-right-color:var(--border-color)}:root[data-theme="dark"] .chat-session-item,body[data-theme="dark"] .chat-session-item{background:transparent;border:none;color:var(--text-dark)}:root[data-theme="dark"] .chat-session-item:hover,body[data-theme="dark"] .chat-session-item:hover{background:#1e293b !important}:root[data-theme="dark"] .chat-session-item.active,body[data-theme="dark"] .chat-session-item.active{background:rgba(99,102,241,0.15) !important}:root[data-theme="dark"] .new-chat-minimal,body[data-theme="dark"] .new-chat-minimal{background:#0f172a;border-color:#334155;color:var(--text-dark)}.chat-sessions::-webkit-scrollbar{display:none}.chat-sessions h5{color:var(--text-dark);margin-bottom:1rem;font-weight:600;border-bottom:2px solid var(--primary-color);padding-bottom:0.5rem}.chat-session-item{background:transparent;border:none;border-radius:8px;padding:10px 12px;margin-bottom:2px;cursor:pointer;transition:all 0.15s ease;box-shadow:none;height:auto;min-height:40px;display:flex;align-items:center;font-size:14px;position:relative;overflow:visible !important}.chat-session-item:hover{background:#f1f5f9 !important;transition:all 0.15s ease}.chat-session-item.active{background:#eef2ff !important;color:var(--primary-dark) !important}.chat-session-item:hover .session-title{color:var(--text-dark) !important}.chat-session-item.active .session-title{color:var(--primary-dark) !important;font-weight:500 !important}.session-button-content{display:flex;align-items:center;width:100%;height:100%;padding:0 4px;position:relative}.session-delete-btn{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:24px;height:24px;display:flex;align-items:center;justify-content:center;background:rgba(245,158,11,0.1);border:1px solid rgba(245,158,11,0.2);border-radius:4px;cursor:pointer;opacity:0;transition:all 0.2s ease;z-index:10}.session-delete-btn:hover{background:rgba(245,158,11,0.2);border-color:rgba(245,158,11,0.4);transform:translateY(-50%) scale(1.1)}.session-delete-btn i{color:#f59e0b;font-size:0.75rem;transition:color 0.2s ease}.session-delete-btn:hover i{color:#d97706}.chat-session-item:hover .session-delete-btn{opacity:1}.chat-session-item.active .session-delete-btn{opacity:0}.session-status-icon{font-size:0.8rem;margin-right:0.5rem;flex-shrink:0}.session-title{font-weight:400;font-size:14px;color:var(--text-dark);line-height:1.4;flex:1;margin:0;transition:color 0.15s ease}.chat-session-item.active .session-status-icon{filter:brightness(1.2)}.chat-session-item{padding:8px 10px}.chat-session-item.active{background:#eef3ff;border:1px solid #dbe6ff}.session-with-tooltip{position:relative;transition:all 0.3s ease;display:flex;align-items:center}.session-metadata{position:absolute;top:50%;left:100%;transform:translateY(-50%) translateX(16px) scale(0.95);min-width:220px;max-width:320px;background:linear-gradient(135deg,rgba(255,255,255,0.98) 0%,rgba(248,250,252,0.98) 100%);border:1px solid rgba(0,0,0,0.08);border-radius:12px;padding:12px 16px;margin-bottom:0;box-shadow:0 8px 32px rgba(0,0,0,0.12),0 2px 8px rgba(0,0,0,0.08);backdrop-filter:blur(20px);opacity:0;visibility:hidden;transition:all 0.25s cubic-bezier(0.4,0,0.2,1);z-index:2000;pointer-events:none;font-size:0.8rem;line-height:1.4;white-space:normal}.session-metadata-item{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.session-metadata-item:last-child{margin-bottom:0}.session-metadata-label{color:var(--text-muted);font-weight:500;font-size:0.75rem;text-transform:uppercase;letter-spacing:0.5px}.session-metadata-value{color:var(--text-dark);font-weight:500;font-size:0.82rem}.session-metadata-icon{margin-right:8px;color:var(--primary-color);font-size:0.9rem}.session-with-tooltip:hover .session-metadata{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0) scale(1);z-index:99999;pointer-events:auto}.session-with-tooltip.tooltip-hidden:hover .session-metadata{opacity:0;visibility:hidden;transform:translateY(-50%) translateX(16px) scale(0.95);pointer-events:none}.session-metadata{position:fixed !important;box-shadow:0 4px 12px rgba(0,0,0,0.10),0 1px 3px rgba(0,0,0,0.06);z-index:99999 !important;pointer-events:auto !important;max-width:120px;min-width:90px;background:linear-gradient(135deg,rgba(255,255,255,0.98) 0%,rgba(248,250,252,0.98) 100%);border:1px solid rgba(0,0,0,0.08);border-radius:8px;padding:6px 10px;margin-bottom:0;font-size:0.72rem;line-height:0.9;white-space:normal;transition:opacity 0.2s cubic-bezier(0.4,0,0.2,1);display:none}.session-with-tooltip:hover .session-metadata{display:block}.session-options-btn{position:relative;z-index:2100}.session-status{display:none}.session-date{font-size:0.8rem;color:var(--text-muted);margin-bottom:0.25rem}.main-content{height:100vh;padding-left:0 !important;padding-right:0 !important;display:flex !important;flex-direction:column;visibility:visible !important;flex:1}.col-md-9,.col-lg-10{display:block !important;visibility:visible !important}:root[data-theme="dark"] .main-content,body[data-theme="dark"] .main-content{background-color:#1a1a1a !important;color:#ffffff !important}:root[data-theme="dark"] #chatMessages,body[data-theme="dark"] #chatMessages{background-color:#1a1a1a !important}:root[data-theme="dark"] .chat-messages,body[data-theme="dark"] .chat-messages{background-color:#1a1a1a !important}:root[data-theme="dark"] .welcome-message,body[data-theme="dark"] .welcome-message{background-color:#1a1a1a !important;color:#ffffff !important}:root[data-theme="dark"] .welcome-content,body[data-theme="dark"] .welcome-content{color:#ffffff !important}:root[data-theme="dark"] .welcome-content h2,body[data-theme="dark"] .welcome-content h2{color:#ffffff !important}:root[data-theme="dark"] .welcome-content p,body[data-theme="dark"] .welcome-content p{color:#cccccc !important}:root[data-theme="dark"] .prompt-card,body[data-theme="dark"] .prompt-card{background:#1e293b !important;border-color:transparent !important;color:#e2e8f0 !important}:root[data-theme="dark"] .prompt-card:hover,body[data-theme="dark"] .prompt-card:hover{background:#334155 !important;border-color:var(--accent-color) !important;color:#ffffff !important}:root[data-theme="dark"] .prompt-card i,body[data-theme="dark"] .prompt-card i{color:var(--accent-color) !important}:root[data-theme="dark"] .prompt-card .card-title,body[data-theme="dark"] .prompt-card .card-title{color:#e2e8f0 !important}:root[data-theme="dark"] .prompt-card .card-description,body[data-theme="dark"] .prompt-card .card-description{color:#94a3b8 !important}:root[data-theme="dark"] .input-group,body[data-theme="dark"] .input-group{background-color:#2a2a2a !important;border-color:#404040 !important}:root[data-theme="dark"] .form-control,body[data-theme="dark"] .form-control{background-color:#2a2a2a !important;border-color:#404040 !important;color:#ffffff !important}:root[data-theme="dark"] .form-control::placeholder,body[data-theme="dark"] .form-control::placeholder{color:#888888 !important}:root[data-theme="dark"] .app-name,body[data-theme="dark"] .app-name,:root[data-theme="dark"] #sidebarAppName,body[data-theme="dark"] #sidebarAppName{color:var(--text-dark) !important}:root[data-theme="dark"] .app-subtitle,body[data-theme="dark"] .app-subtitle{color:var(--text-muted) !important}:root[data-theme="dark"] .sidebar-footer .user-name,body[data-theme="dark"] .sidebar-footer .user-name{color:var(--text-dark) !important}:root[data-theme="dark"] .sidebar-footer .user-email,body[data-theme="dark"] .sidebar-footer .user-email{color:var(--text-muted) !important}:root[data-theme="dark"] .session-metadata,body[data-theme="dark"] .session-metadata{background:linear-gradient(135deg,rgba(17,24,39,0.98) 0%,rgba(15,23,42,0.98) 100%) !important;border:1px solid #1f2937 !important;color:var(--text-dark) !important;box-shadow:0 8px 24px rgba(0,0,0,0.45),0 2px 8px rgba(0,0,0,0.35) !important}:root[data-theme="dark"] .session-metadata-label,body[data-theme="dark"] .session-metadata-label{color:var(--text-muted) !important}:root[data-theme="dark"] .session-metadata-value,body[data-theme="dark"] .session-metadata-value{color:var(--text-dark) !important}:root[data-theme="dark"] .session-options-menu,body[data-theme="dark"] .session-options-menu{background:#0f172a !important;border:1px solid #1f2937 !important;color:var(--text-dark) !important;box-shadow:0 8px 20px rgba(0,0,0,0.45) !important}:root[data-theme="dark"] .session-options-item,body[data-theme="dark"] .session-options-item{color:var(--text-dark) !important}:root[data-theme="dark"] .session-options-item:hover,body[data-theme="dark"] .session-options-item:hover{background:rgba(129,140,248,0.14) !important;color:#c7d2fe !important}:root[data-theme="dark"] .new-chat-minimal,body[data-theme="dark"] .new-chat-minimal{color:var(--text-dark) !important}:root[data-theme="dark"] .sidebar-header .bi-robot,body[data-theme="dark"] .sidebar-header .bi-robot{color:var(--accent-color) !important}:root[data-theme="dark"] .sidebar-footer .bi-person-circle,body[data-theme="dark"] .sidebar-footer .bi-person-circle{color:var(--accent-color) !important}:root[data-theme="dark"] .chat-input-wrapper,body[data-theme="dark"] .chat-input-wrapper{background-color:#374151 !important;box-shadow:0 2px 8px rgba(0,0,0,0.3) !important;border-color:rgba(255,255,255,0.1) !important}:root[data-theme="dark"] .input-group,body[data-theme="dark"] .input-group{background-color:transparent !important}:root[data-theme="dark"] .input-group .form-control,body[data-theme="dark"] .input-group .form-control{background-color:transparent !important;color:var(--text-dark) !important}:root[data-theme="dark"] #messageInput.form-control::placeholder,body[data-theme="dark"] #messageInput.form-control::placeholder{color:#6b7280 !important}.chat-messages{scrollbar-width:thin;scrollbar-color:transparent transparent;transition:scrollbar-color 0.3s ease}.chat-messages::-webkit-scrollbar{width:3px}.chat-messages::-webkit-scrollbar-track{background:transparent;margin:10px 0}.chat-messages::-webkit-scrollbar-thumb{background:transparent;border-radius:10px;transition:all 0.3s ease;opacity:0}.chat-messages:hover{scrollbar-color:rgba(59,130,246,0.3) transparent}.chat-messages:hover::-webkit-scrollbar-thumb{background:linear-gradient(180deg,rgba(59,130,246,0.4) 0%,rgba(139,92,246,0.4) 100%);opacity:1}.chat-messages::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg,rgba(59,130,246,0.6) 0%,rgba(139,92,246,0.6) 100%)}:root[data-theme="dark"] .chat-messages:hover::-webkit-scrollbar-thumb,body[data-theme="dark"] .chat-messages:hover::-webkit-scrollbar-thumb{background:linear-gradient(180deg,rgba(59,130,246,0.5) 0%,rgba(139,92,246,0.5) 100%);box-shadow:0 0 10px rgba(59,130,246,0.3)}.welcome-message{display:flex !important;align-items:center;justify-content:center;padding:2rem 2rem;border-radius:12px;background:linear-gradient(135deg,#f8fafc 0%,#ffffff 100%);position:relative;overflow:hidden;visibility:visible !important}.welcome-message::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#3b82f6,#8b5cf6,#06b6d4);border-radius:20px 20px 0 0}.welcome-content{max-width:700px;text-align:center;position:relative;z-index:1}.welcome-content h2{font-size:2.5rem;font-weight:700;margin-bottom:0.5rem;background:linear-gradient(135deg,#1e40af 0%,#3b82f6 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.welcome-content h3{font-size:1.5rem;font-weight:500;color:#64748b;margin-bottom:1.5rem}.welcome-content p{font-size:0.9rem;color:#64748b;margin-bottom:1rem;display:flex;align-items:center;justify-content:center;gap:0.5rem}.welcome-content .bi-robot{font-size:4rem;background:linear-gradient(135deg,#3b82f6 0%,#8b5cf6 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1.5rem;display:block;animation:float 3s ease-in-out infinite}:root[data-theme="dark"] .welcome-message,body[data-theme="dark"] .welcome-message{background:linear-gradient(135deg,#1e293b 0%,#334155 100%);border-color:#475569;box-shadow:0 8px 32px rgba(0,0,0,0.3)}:root[data-theme="dark"] .welcome-content h2,body[data-theme="dark"] .welcome-content h2{background:linear-gradient(135deg,#60a5fa 0%,#3b82f6 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}:root[data-theme="dark"] .welcome-content h3,body[data-theme="dark"] .welcome-content h3{color:#cbd5e1}:root[data-theme="dark"] .welcome-content p,body[data-theme="dark"] .welcome-content p{color:#94a3b8}:root[data-theme="dark"] .prompt-card,body[data-theme="dark"] .prompt-card{background:#1e293b;border-color:transparent;color:#e2e8f0}:root[data-theme="dark"] .prompt-card:hover,body[data-theme="dark"] .prompt-card:hover{background:#334155;border-color:var(--accent-color);color:#ffffff;box-shadow:0 2px 8px rgba(0,0,0,0.2)}@keyframes float{0%,100%{transform:translateY(0px)}50%{transform:translateY(-10px)}}.feature-card{text-align:center;padding:0.25rem;background-color:var(--accent-light);border:1px solid var(--border-color);transition:transform 0.2s,box-shadow 0.2s;margin-bottom:1rem}.feature-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.1)}.feature-card i{font-size:2rem;margin-bottom:1rem;color:var(--primary-color)}.message.user .message-content{color:var(--text-dark);font-weight:400}.edit-interface{display:grid;gap:10px}.edit-interface .edit-message-input{resize:none;border:1px solid var(--border-color);border-radius:10px;padding:10px 12px;font-size:0.95rem;line-height:1.5;box-shadow:inset 0 1px 2px rgba(0,0,0,0.04);min-height:84px}.edit-interface .edit-buttons{display:flex;justify-content:flex-end;gap:8px}.edit-interface .edit-buttons .btn{min-width:102px;letter-spacing:.2px}.edit-interface .btn-success{filter:saturate(0.95)}.edit-interface .btn-success:disabled{opacity:.65}.edit-interface .edit-message-input:focus{outline:none;box-shadow:0 0 0 3px rgba(107,114,128,0.20)}.message.user .message-content .markdown-header{color:#ffffff}.message.user .message-content .markdown-paragraph{color:#031c5e}[data-theme="dark"] .message.user .message-content .markdown-paragraph{color:white !important}.message.user .message-content .markdown-blockquote{background-color:rgba(255,255,255,0.1);border-left-color:#ffffff;color:#ffffff}.message.user .message-content .markdown-list li{color:#031c5e}.message.user .message-content .inline-code{background-color:rgba(255,255,255,0.2);color:#031c5e;border:1px solid rgba(255,255,255,0.3)}.message.user .message-content .markdown-link{color:#031c5e;text-decoration:underline}.message.user .message-content .markdown-link:hover{color:#031c5e}.message.user .message-content pre{background-color:rgba(0,0,0,0.3);border:1px solid rgba(255,255,255,0.2)}.message.user .message-content pre code{color:var(--text-dark)}.message.user .message-content .markdown-table{background-color:rgba(255,255,255,0.1)}.message.user .message-content .markdown-table th{background-color:rgba(255,255,255,0.2);color:#031c5e;border-color:rgba(255,255,255,0.3)}.message.user .message-content .markdown-table td{color:#031c5e;border-color:rgba(255,255,255,0.3)}.message.assistant .message-content{color:var(--text-dark)}.message-time{font-size:0.75rem;color:var(--text-muted);margin-top:0.25rem}.message-content pre{background-color:var(--secondary-color);border:1px solid var(--border-color);border-radius:6px;padding:1rem;overflow-x:auto;margin:0.5rem 0}.message-content code{background-color:#f1f3f4;padding:0.2rem 0.4rem;border-radius:3px;font-size:0.875rem}.markdown-header{margin:1rem 0 0.5rem 0;font-weight:600;color:#2c3e50}.markdown-header h1{font-size:1.8rem;border-bottom:2px solid #3498db;padding-bottom:0.3rem}.markdown-header h2{font-size:1.5rem;border-bottom:1px solid #bdc3c7;padding-bottom:0.2rem}.markdown-header h3{font-size:1.3rem;color:#34495e}.markdown-paragraph{margin:0.5rem 0;line-height:1.6;color:--var(--text-dark)}[data-theme="dark"] .markdown-paragraph{color:white !important}.markdown-blockquote{border-left:4px solid #3498db;margin:1rem 0;padding:0.5rem 1rem;background-color:#f8f9fa;font-style:italic;color:#555}.markdown-list{margin:0.5rem 0;padding-left:1.5rem}.markdown-list li{margin:0.3rem 0;line-height:1.5}.markdown-hr{border:none;border-top:2px solid #ecf0f1;margin:1.5rem 0}.markdown-table{margin:1rem 0;font-size:0.9rem}.markdown-table th{background-color:#f8f9fa;font-weight:600;color:#2c3e50}.markdown-table td,.markdown-table th{padding:0.5rem;border:1px solid #dee2e6}.inline-code{background-color:#f1f2f6;padding:0.2rem 0.4rem;border-radius:3px;font-family:'Courier New',monospace;font-size:0.9em;color:#e74c3c}.markdown-link{color:#3498db;text-decoration:none}.markdown-link:hover{text-decoration:underline;color:#2980b9}pre{background-color:#1e1e1e;color:#d4d4d4;padding:0;border-radius:8px;overflow-x:auto;border:1px solid #3c3c3c;box-shadow:0 2px 8px rgba(0,0,0,0.1);margin:1rem 0;position:relative}.hljs{background:#f8f9fa !important;border:1px solid #e9ecef;border-radius:8px;padding:1.25rem !important;font-size:0.875rem;line-height:1.6;overflow-x:auto;font-family:'SF Mono','Monaco','Inconsolata','Roboto Mono','Source Code Pro',monospace;box-shadow:0 2px 12px rgba(0,0,0,0.08);position:relative}.message.assistant .hljs{background:#f8f9fa !important;color:#24292e !important;border-color:#e1e4e8}.message.user .hljs{background:#2d3748 !important;color:#e2e8f0 !important;border-color:#4a5568}.inline-code{background:#f1f3f4;padding:0.25rem 0.5rem;border-radius:4px;font-family:'SF Mono','Monaco','Inconsolata','Roboto Mono','Source Code Pro',monospace;font-size:0.875em;border:1px solid #e1e5e9;color:#d73a49;font-weight:500}.message.assistant .inline-code{background:#f1f3f4;color:#d73a49;border-color:#e1e5e9}.message.user .inline-code{background:rgba(255,255,255,0.15);color:#ffd700;border-color:rgba(255,255,255,0.2)}pre code{background:none !important;padding:0 !important;color:inherit !important;font-family:inherit !important;font-size:inherit !important;line-height:inherit !important;border:none !important;border-radius:0 !important}.rtl-content{direction:rtl;text-align:right;unicode-bidi:embed}.ltr-content{direction:ltr;text-align:left;unicode-bidi:embed}.rtl-content .markdown-list{padding-right:1.5rem;padding-left:0}.rtl-content .markdown-blockquote{border-right:4px solid #3498db;border-left:none;padding-right:1rem;padding-left:0.5rem}.rtl-content h1,.rtl-content h2,.rtl-content h3,.rtl-content h4,.rtl-content h5,.rtl-content h6{text-align:right}.rtl-content p{text-align:right}.rtl-content ul,.rtl-content ol{padding-right:1.5rem;padding-left:0}.rtl-content blockquote{border-right:4px solid var(--primary-color);border-left:none;padding-right:1rem;padding-left:0.5rem;text-align:right}.rtl-content table{direction:rtl}.rtl-content th,.rtl-content td{text-align:right}#messageInput.rtl-content{text-align:right;direction:rtl}#messageInput.ltr-content{text-align:left;direction:ltr}.message.user .rtl-content{text-align:right}.message.assistant .rtl-content{text-align:right}.rtl-content code{direction:ltr;text-align:left;unicode-bidi:bidi-override}.rtl-content pre{direction:ltr;text-align:left}.message.user.editing .rtl-content .edit-interface{text-align:right}.message.user.editing .rtl-content .edit-message-input{text-align:right;direction:rtl}.message.user.editing .rtl-content .edit-buttons{justify-content:flex-start}.rtl-content .feedback-container{flex-direction:row-reverse}.rtl-content .file-display-item{flex-direction:row-reverse}.rtl-content .file-icon{margin-right:0;margin-left:12px}.mixed-content{unicode-bidi:plaintext}.message-content[dir="rtl"]{text-align:right}.message-content[dir="ltr"]{text-align:left}.chat-input-container{padding:0.5rem 1rem;position:sticky;bottom:0;overflow:visible;display:block !important;visibility:visible !important;min-height:auto;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}:root[data-theme="dark"] .chat-input-container,body[data-theme="dark"] .chat-input-container{background:rgba(26,26,26,0.95) !important;border-top-color:rgba(255,255,255,0.1) !important;box-shadow:0 -8px 24px rgba(0,0,0,0.3) !important;backdrop-filter:blur(10px) !important;-webkit-backdrop-filter:blur(10px) !important}.chat-input-container.drag-disabled{outline:2px dashed rgba(156,163,175,0.5);outline-offset:4px}.chat-input-container::before{content:"";position:absolute;left:0;right:0;top:-18px;height:18px;pointer-events:none}:root[data-theme="dark"] .chat-input-container::before,body[data-theme="dark"] .chat-input-container::before{display:none !important}.chat-input-wrapper .input-group{display:flex !important;flex-direction:row !important;gap:8px !important;align-items:flex-end !important;flex-wrap:nowrap !important}.chat-input-wrapper .input-group>.form-control{border-radius:0 !important;border:none !important;background:transparent !important}.chat-input-wrapper{max-width:75%;margin:0 auto;position:relative;transition:all 0.2s ease;display:block !important;visibility:visible !important}#sendBtn{border-top-left-radius:0 !important;border-bottom-left-radius:0 !important}.chat-input-container.drag-over{background:rgba(0,123,255,0.05);border-top:2px solid #007bff;box-shadow:0 -4px 12px rgba(0,123,255,0.15)}.chat-input-wrapper{max-width:75%;margin:0 auto;position:relative;overflow:visible;display:block !important;visibility:visible !important}.input-group{background:transparent;border:none;border-radius:0;overflow:visible;align-items:flex-end !important;transition:all 0.2s ease;padding:0;position:relative;box-shadow:none;min-height:52px;z-index:1;display:flex !important;visibility:visible !important;flex-direction:row !important;gap:12px !important;width:100%;justify-content:flex-start !important;flex-wrap:nowrap !important;height:auto !important}.input-group .form-control{border:none;background:transparent;padding:14px 16px;font-size:15px;display:block !important;visibility:visible !important;flex:1 !important;min-width:0 !important;line-height:1.5;resize:none;outline:none;min-height:24px;max-height:120px;overflow-y:auto;transition:height 0.2s ease;font-family:inherit;color:var(--text-dark);border-radius:0;text-align:start;direction:auto;align-self:flex-end !important;flex-shrink:1 !important;order:2 !important}.input-group textarea.form-control{min-height:24px;max-height:200px;height:auto;overflow-y:auto;resize:none;transition:height 0.15s ease-out}.file-attach-btn,.dropdown{opacity:1;transform:scale(1);transition:all 0.2s ease;pointer-events:auto}.input-group .btn{align-self:flex-end;margin-bottom:0}#messageInput.form-control{overflow-y:auto !important;min-height:52px !important;max-height:120px !important;padding:14px 100px 14px 16px !important;line-height:1.5 !important;white-space:pre-wrap !important;word-wrap:break-word !important;text-align:start !important;direction:auto !important;align-self:flex-end !important;flex-shrink:1 !important;resize:none !important;box-sizing:border-box !important}#messageInput.form-control::placeholder{color:#9ca3af;opacity:1}.input-group textarea.form-control.scrollable{box-shadow:inset 0 2px 4px rgba(0,0,0,0.05);overflow-y:auto;border-right:1px solid rgba(0,0,0,0.1)}.input-group textarea.form-control:focus{outline:none}.input-group textarea.form-control::-webkit-scrollbar{width:6px}.input-group textarea.form-control::-webkit-scrollbar-track{background:transparent;border-radius:3px}.input-group textarea.form-control::-webkit-scrollbar-thumb{background:rgba(0,0,0,0.15);border-radius:3px;transition:background 0.2s ease}.input-group textarea.form-control::-webkit-scrollbar-thumb:hover{background:rgba(0,0,0,0.25)}.input-group textarea.form-control:focus::-webkit-scrollbar-thumb{background:rgba(79,70,229,0.3)}.input-group textarea.form-control:focus::-webkit-scrollbar-thumb:hover{background:rgba(79,70,229,0.4)}.input-group textarea.form-control::placeholder{color:#9ca3af;font-style:normal;font-weight:400;transition:opacity 0.2s ease}.input-group textarea.form-control:focus::placeholder{opacity:0.6}@media (max-width:768px){.chat-input-container{padding:1.5rem 1rem;background:#ffffff}.input-group{padding:4px;background:#ffffff;min-height:2.75rem}.input-group textarea.form-control{font-size:16px;padding:0.5rem 1rem;min-height:2rem;height:2rem;max-height:80px;color:#2d3748;line-height:1.0;vertical-align:top}.input-group .btn{padding:0.5rem;min-height:2.5rem;width:2.5rem;font-size:0.9rem}.chat-input-wrapper{max-width:100%;overflow:visible}.input-group textarea.form-control::-webkit-scrollbar{width:4px}}.input-group .form-control:focus{box-shadow:none}.input-group .btn{border:none;padding:8px;align-self:center;height:36px;width:36px;display:flex;align-items:center;justify-content:center;border-radius:18px !important;background-color:transparent;color:#6b7280;transition:all 0.2s ease;font-size:1rem;margin:0;position:relative;overflow:visible;flex-shrink:0;order:4 !important}.input-group .btn::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background-color:rgba(107,114,128,0.1);border-radius:50%;transform:scale(0);transition:transform 0.2s ease;z-index:-1}.input-group .btn:hover::before{transform:scale(1)}.input-group .btn-primary{background:#4f46e5;color:#ffffff}.input-group .btn-primary::before{background-color:rgba(255,255,255,0.15)}.input-group .btn-primary:hover{background:#4338ca;color:#ffffff;transform:scale(1.05)}.input-group .btn-primary:active{transform:scale(0.95)}.input-group .btn-primary:disabled{background:#d1d5db;color:#9ca3af;transform:none}.input-group .btn-outline-secondary{background-color:transparent;color:#6b7280}.input-group .btn-outline-secondary::before{background-color:rgba(107,114,128,0.1)}.input-group .btn-outline-secondary:hover{color:#374151;transform:scale(1.05)}.input-group .btn-outline-danger{background-color:transparent;color:#dc2626}.input-group .btn-outline-danger::before{background-color:rgba(220,38,38,0.1)}.input-group .btn-outline-danger:hover{color:#b91c1c;transform:scale(1.05)}.input-group .btn-outline-danger:active{transform:scale(0.95)}.btn-primary:disabled{background-color:#6c757d;border-color:#6c757d;opacity:0.6;cursor:not-allowed;transform:none}.btn-primary:disabled:hover{background-color:#6c757d;border-color:#6c757d;transform:none}.btn-secondary{background-color:#6c757d;border-color:#6c757d;color:white}.btn-secondary:hover{background-color:#5a6268;border-color:#545b62;color:white}.btn-secondary:disabled{background-color:#6c757d;border-color:#6c757d;opacity:0.6;cursor:not-allowed}.hint-message .alert{box-shadow:0 4px 12px rgba(0,0,0,0.15);border:none;border-radius:8px;animation:slideInRight 0.3s ease-out}.btn-outline-secondary{border-color:var(--border-color);color:var(--text-dark)}.btn-outline-secondary:hover{color:#fff;border-color:#545b62}.message.assistant .message-role .bi-globe{color:#0dcaf0 !important}.message.assistant .message-role .bi-globe.text-info{font-size:1.1em}.web-search-sources-collapsible{margin:16px 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!important;transform:translateY(-1px);box-shadow:0 2px 4px rgba(0,123,255,0.3);text-decoration:none !important;color:#0056b3 !important}.citation-link:active{transform:translateY(0);background:rgba(0,123,255,0.3) !important}.citation-link:focus{outline:2px solid rgba(0,123,255,0.5);outline-offset:2px}.message-content .citation-link{font-family:inherit;line-height:inherit}@media (max-width:768px){.sources-grid{grid-template-columns:1fr !important}.source-card{padding:10px !important;gap:10px !important}.sources-toggle{padding:10px 12px !important;font-size:0.9em}.citation-link{padding:1px 3px;font-size:0.85em;margin:0 1px}}.web-search-results-container{border-left:3px solid var(--primary-light);padding-left:15px;margin-top:1rem;display:flex;flex-direction:column;gap:1rem}.search-metadata{background:rgba(13,110,253,0.05);border:1px solid rgba(13,110,253,0.1);border-radius:8px;padding:0.5rem 0.75rem;margin-bottom:1rem;font-size:0.85rem}.search-metadata .search-timestamp{color:var(--text-muted);font-weight:500}.web-search-result{background-color:#ffffff;border:1px solid var(--border-color);border-radius:12px;padding:1rem 1.25rem;transition:box-shadow 0.2s ease-in-out,transform 0.2s ease-in-out;box-shadow:0 2px 8px rgba(0,0,0,0.05);position:relative}.web-search-result:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,0.08)}.web-search-result .result-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:0.5rem}.web-search-result h5{margin-bottom:0.25rem;flex:1}.web-search-result h5 a{text-decoration:none;color:var(--accent-color);font-weight:600;font-size:1.1rem}.web-search-result h5 a:hover{text-decoration:underline}.relevance-badge{font-size:0.75rem;padding:0.25rem 0.5rem;border-radius:12px;font-weight:600;margin-left:0.5rem;flex-shrink:0}.relevance-badge.relevance-high{background:rgba(40,167,69,0.1);color:#28a745;border:1px solid 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strong{color:#343a40;font-weight:600}.sources-list{list-style:none;padding:0;margin:0}.source-item{display:flex;align-items:center;gap:0.5rem;padding:0.5rem 0;border-bottom:1px solid rgba(0,0,0,0.05)}.source-item:last-child{border-bottom:none}.source-link{text-decoration:none;color:var(--accent-color);font-weight:500;flex:1;transition:color 0.2s ease}.source-link:hover{text-decoration:underline}.source-link.relevance-high{color:#28a745}.source-link.relevance-medium{color:#ffc107}.source-link.relevance-low{color:#6c757d}.source-domain{color:var(--text-muted);font-size:0.8rem;font-style:italic}.source-relevance{font-size:0.75rem;color:var(--text-muted);background:rgba(0,0,0,0.05);padding:0.2rem 0.4rem;border-radius:8px;min-width:2rem;text-align:center}.sources-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px;margin-top:8px}.source-card{display:flex;align-items:flex-start;gap:12px;padding:12px;background:white;border-radius:8px;border:1px solid #e9ecef;transition:all 0.2s ease;position:relative}.source-card:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,0.1);border-color:#0d6efd}.source-card.relevance-high{border-left:3px solid #28a745}.source-card.relevance-medium{border-left:3px solid #ffc107}.source-card.relevance-low{border-left:3px solid #6c757d}.source-icon{flex-shrink:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center}.favicon{width:16px;height:16px;border-radius:2px}.favicon-fallback{color:#6c757d;font-size:14px}.source-content{flex:1;min-width:0}.source-title{display:block;font-weight:500;color:#495057;text-decoration:none;line-height:1.4;margin-bottom:6px;overflow:hidden;text-overflow:ellipsis}.source-title:hover{color:#0d6efd;text-decoration:none}.source-meta{display:flex;align-items:center;justify-content:space-between;gap:8px}.source-meta .source-domain{color:#6c757d;font-size:0.85rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;font-style:normal}.source-relevance-badge{font-size:0.75rem;font-weight:600;padding:2px 6px;border-radius:12px;text-align:center;min-width:32px}.source-relevance-badge.relevance-high{background:#d4edda;color:#155724}.source-relevance-badge.relevance-medium{background:#fff3cd;color:#856404}.source-relevance-badge.relevance-low{background:#f8d7da;color:#721c24}@media (max-width:768px){.sources-grid{grid-template-columns:1fr}.source-card{padding:10px;gap:10px}.source-meta{flex-direction:column;align-items:flex-start;gap:4px}}.llm-summary-enhanced{background:linear-gradient(135deg,rgba(13,110,253,0.05) 0%,rgba(13,110,253,0.02) 100%);border:1px solid rgba(13,110,253,0.1);border-radius:12px;padding:1.25rem;margin-bottom:1rem;position:relative}.llm-summary-enhanced::before{content:"🤖 AI Summary";position:absolute;top:-0.5rem;left:1rem;background:white;padding:0.25rem 0.5rem;font-size:0.75rem;font-weight:600;color:var(--accent-color);border-radius:4px;border:1px solid rgba(13,110,253,0.1)}.search-analytics-footer{margin-top:1rem;padding-top:0.75rem;border-top:1px solid rgba(0,0,0,0.06);text-align:center}.search-analytics-footer small{color:var(--text-muted);font-size:0.8rem}.web-search-error{background:rgba(220,53,69,0.05);border:1px solid rgba(220,53,69,0.1);border-radius:12px;padding:1rem;margin:1rem 0}.web-search-error .error-header{display:flex;align-items:center;gap:0.5rem;margin-bottom:0.5rem;color:#dc3545;font-weight:600}.web-search-error .error-message{color:var(--text-dark);margin-bottom:0.5rem}.web-search-no-results{text-align:center;padding:2rem;color:var(--text-muted);font-style:italic}.llm-summary{background-color:var(--accent-light);border:1px solid var(--border-color);border-radius:12px;padding:1.25rem;margin-bottom:1rem;font-size:1rem;line-height:1.6;box-shadow:0 2px 8px rgba(0,0,0,0.05)}.llm-summary p{margin-bottom:0.5rem}.llm-summary p:last-child{margin-bottom:0}.file-preview{display:flex;align-items:center;justify-content:space-between}.selected-files{display:flex;align-items:center;justify-content:space-between}.file-preview-list{max-height:200px;overflow-y:auto;padding:8px 0;border-radius:8px;background-color:#f8f9fa;border:1px solid #e9ecef;margin-top:8px}.file-preview-list::-webkit-scrollbar{width:4px}.file-preview-list::-webkit-scrollbar-track{background:#f1f1f1;border-radius:2px}.file-preview-list::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:2px}.file-preview-list::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.file-item{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;margin:2px 8px;background-color:white;border:1px solid #e0e0e0;border-radius:8px;transition:all 0.2s ease;animation:file-item-enter 0.3s ease-out}.file-item:hover{background-color:#f8f9fa;border-color:#d0d0d0;transform:translateY(-1px);box-shadow:0 2px 4px rgba(0,0,0,0.1)}.file-item-info{display:flex;align-items:center;flex:1;min-width:0}.file-item-icon{margin-right:8px;font-size:16px;flex-shrink:0}.file-item-details{flex:1;min-width:0}.file-item-name{font-size:13px;font-weight:500;color:#333;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}.file-item-size{font-size:11px;color:#666;margin-top:1px}.file-item-remove{background:none;border:none;color:#dc3545;padding:4px;border-radius:4px;cursor:pointer;transition:all 0.2s ease;flex-shrink:0;margin-left:8px}.file-item-remove:hover{background-color:#dc3545;color:white;transform:scale(1.1)}.file-item-remove:focus{outline:none;box-shadow:0 0 0 2px rgba(220,53,69,0.25)}@keyframes file-item-enter{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes file-item-exit{from{opacity:1;transform:translateY(0);max-height:50px}to{opacity:0;transform:translateY(-10px);max-height:0;padding:0;margin:0}}.file-item.exiting{animation:file-item-exit 0.3s ease-in forwards}@keyframes slideInRight{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}@keyframes slideOutRight{from{transform:translateX(0);opacity:1}to{transform:translateX(100%);opacity:0}}.file-count-badge{display:inline-flex;align-items:center;padding:4px 8px;background-color:#007bff;color:white;border-radius:12px;font-size:12px;font-weight:500}.file-count-badge i{margin-right:4px}.clear-files-btn{background:none;border:none;color:#dc3545;padding:4px 8px;border-radius:4px;cursor:pointer;transition:all 0.2s ease;font-size:12px}.clear-files-btn:hover{background-color:#dc3545;color:white}.file-remove-btn{background-color:#dc3545;border-color:#dc3545;color:white;padding:0.5rem 1rem;border-radius:0.375rem;transition:background-color 0.2s,border-color 0.2s}.file-remove-btn:hover{background-color:#c82333;border-color:#bd2130}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes simplePulse{0%,100%{opacity:0.3;transform:scale(0.8)}50%{opacity:1;transform:scale(1.2)}}.unified-indicator{display:inline-flex !important;align-items:center;gap:8px;padding:10px 14px;background:linear-gradient(135deg,var(--secondary-color) 0%,#f8f9fa 100%);border:1px solid var(--border-color);border-radius:16px;box-shadow:0 2px 4px rgba(0,0,0,0.08);animation:fadeIn 0.3s ease-in-out;margin:2px 0}.indicator-wrapper{display:flex;justify-content:flex-start;padding-left:8px;margin:0.5rem 0}.unified-indicator-icon{font-size:1.2em;flex-shrink:0}.unified-indicator-text{font-size:0.9em;color:var(--text-muted);font-weight:500;white-space:nowrap}.unified-indicator-dots{display:flex !important;align-items:center;gap:4px;height:16px;flex-shrink:0}.unified-indicator-dot{width:6px !important;height:6px !important;border-radius:50% !important;background-color:var(--primary-color) !important;animation:dotBounce 1.4s ease-in-out infinite !important;display:inline-block !important}.unified-indicator-dot:nth-child(1){animation-delay:0s !important}.unified-indicator-dot:nth-child(2){animation-delay:0.2s !important}.unified-indicator-dot:nth-child(3){animation-delay:0.4s !important}@keyframes dotBounce{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-8px)}}[data-theme="dark"] .unified-indicator{background:linear-gradient(135deg,#2a2a2a 0%,#1a1a1a 100%);border-color:#3a3a3a;box-shadow:0 2px 4px rgba(0,0,0,0.15)}[data-theme="dark"] .unified-indicator-text{color:#9ca3af}@media (max-width:768px){.sidebar{position:fixed;left:-100%;top:56px;width:250px;z-index:1000;transition:left 0.3s ease}.sidebar.show{left:0}.main-content{margin-left:0}.message-content{max-width:92%}.edit-interface .edit-message-input{min-height:100px}.message-content pre,.hljs{font-size:0.8rem !important;padding:0.75rem !important;margin:0.75rem 0 !important;overflow:auto;-webkit-overflow-scrolling:touch}.code-block-header{padding:0.375rem 0.75rem;font-size:0.7rem}.code-copy-btn{padding:0.2rem 0.4rem;font-size:0.7rem}.welcome-content{padding:1rem}.feature-card{margin-bottom:1rem}}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}.chat-messages::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.feedback-container{display:flex;align-items:center;gap:0.35rem;margin:0;padding:0;animation:fadeInFeedback 0.3s ease-in-out}@keyframes fadeInFeedback{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.feedback-container:hover{opacity:1}.feedback-button{background:transparent;border:none;border-radius:0;padding:8px;font-size:1.4rem;cursor:pointer;transition:all 0.2s cubic-bezier(0.4,0,0.2,1);display:flex;align-items:center;justify-content:center;color:#6c757d;width:40px;height:40px;min-width:40px;position:relative;overflow:hidden;opacity:1;visibility:visible}.feedback-button::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(255,255,255,0.1) 0%,rgba(255,255,255,0) 100%);opacity:0;transition:opacity 0.2s ease}.feedback-button:hover{background:transparent;border-color:transparent;color:#007bff;transform:scale(1.1);box-shadow:none}.feedback-button:hover::before{opacity:1}.feedback-button:active{transform:scale(0.95);box-shadow:none;transition:all 0.1s ease}.feedback-button.liked{background:transparent;border-color:transparent;color:#28a745 !important;box-shadow:none}.feedback-button.liked:hover{background:transparent;border-color:transparent;color:#1e7e34;box-shadow:none}.feedback-button.disliked{background:transparent;border-color:transparent;color:#dc3545 !important;box-shadow:none}.feedback-button.disliked:hover{background:transparent;border-color:transparent;color:#c82333;box-shadow:none}.feedback-button:disabled{opacity:0.5;cursor:not-allowed;transform:none;box-shadow:none;background:transparent;border-color:transparent;color:#6c757d}.feedback-button:disabled:hover{background:transparent;border-color:transparent;color:#6c757d;transform:none;box-shadow:none}.feedback-button:disabled::before{opacity:0}.feedback-icon{font-size:1.3rem;line-height:1;transition:transform 0.2s ease}.feedback-button:hover .feedback-icon{transform:scale(1.1)}.feedback-button:active .feedback-icon{transform:scale(0.95)}.feedback-status{font-size:0.8rem;color:#6c757d;font-weight:500;margin-left:auto;opacity:0.8;transition:all 0.3s ease;padding:4px 8px;border-radius:4px;background:rgba(0,0,0,0.02)}.feedback-status.submitted{color:#28a745;font-weight:600;background:rgba(40,167,69,0.1);animation:feedbackSubmitted 0.5s ease-out}@keyframes feedbackSubmitted{0%{opacity:0;transform:translateY(10px)}100%{opacity:1;transform:translateY(0)}}.feedback-button .ripple{position:absolute;border-radius:50%;background:rgba(255,255,255,0.6);transform:scale(0);animation:ripple 0.6s linear;pointer-events:none}@keyframes ripple{to{transform:scale(4);opacity:0}}@media (prefers-color-scheme:dark){.feedback-container{border-top-color:rgba(255,255,255,0.1)}.feedback-button{background:transparent;border-color:transparent;color:#a0aec0}.feedback-button:hover{background:transparent;border-color:transparent;color:#63b3ed;box-shadow:none}.feedback-status{color:#a0aec0;background:rgba(255,255,255,0.05)}.feedback-status.submitted{color:#68d391;background:rgba(104,211,145,0.1)}}.feedback-tooltip{position:relative;display:inline-block}.feedback-tooltip .tooltip-text{visibility:hidden;width:120px;background-color:var(--text-dark);color:white;text-align:center;border-radius:6px;padding:5px;position:absolute;z-index:1;bottom:125%;left:50%;margin-left:-60px;opacity:0;transition:opacity 0.3s;font-size:0.75rem}.feedback-tooltip:hover .tooltip-text{visibility:visible;opacity:1}.feedback-success{background-color:var(--success-color);color:white;padding:4px 8px;border-radius:4px;font-size:0.75rem;margin-left:8px;animation:fadeInOut 2s ease-in-out}@keyframes fadeInOut{0%{opacity:0;transform:translateY(-10px)}20%{opacity:1;transform:translateY(0)}80%{opacity:1;transform:translateY(0)}100%{opacity:0;transform:translateY(-10px)}}.text-truncate-2{display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis}.cursor-pointer{cursor:pointer}.transition-all{transition:all 0.3s ease}.uploaded-files-display{margin-top:10px;padding:10px;background-color:var(--secondary-color);border-radius:8px;border:1px solid var(--border-color)}.files-header{font-weight:600;color:var(--text-dark);margin-bottom:8px;font-size:0.9rem}.files-list{display:flex;flex-direction:column;gap:8px}.file-display-item{display:flex;align-items:center;padding:8px;background-color:white;border-radius:6px;border:1px solid var(--border-color);transition:all 0.2s ease}.file-display-item:hover{border-color:var(--primary-color);box-shadow:0 2px 4px rgba(78,115,223,0.1)}.file-icon{font-size:1.5rem;margin-right:12px;min-width:24px;text-align:center;color:var(--primary-color)}.file-info{flex:1;min-width:0}.file-name{font-weight:500;color:var(--text-dark);margin-bottom:2px;word-break:break-word}[data-theme="dark"] .file-name{color:var(--primary-dark) !important}.file-type{font-size:0.8rem;color:var(--text-muted);margin-bottom:2px}.file-size{font-size:0.75rem;color:#adb5bd}.message .uploaded-files-display{margin-top:8px;margin-bottom:4px}.message.user .uploaded-files-display{background-color:#e3f2fd;border-color:#bbdefb}.message.assistant .uploaded-files-display{background-color:#f3e5f5;border-color:#e1bee7}.message.system.files-available{background-color:#fff3cd00;border-radius:8px;margin:10px 0}.message.system.files-available .system-message{margin-bottom:10px}.message.system.files-available .system-message strong{color:#856404}.message.user.with-files{border-left:4px solid var(--primary-color)}.message.user.with-files .uploaded-files-display{background-color:#e3f2fd;border:1px solid #bbdefb;border-radius:6px;margin-top:8px}.message-content h1,.message-content h2,.message-content h3,.message-content h4,.message-content h5,.message-content h6{margin:1rem 0 0.5rem 0;font-weight:600;line-height:1.2;color:var(--text-dark)}.message-content h1{font-size:24px;font-weight:700;border-bottom:2px solid var(--primary-color);padding-bottom:0.3rem;margin:1rem 0 0.5rem 0;line-height:1.2}.message-content h2{font-size:20px;font-weight:600;border-bottom:1px solid var(--border-color);padding-bottom:0.2rem;margin:1rem 0 0.5rem 0;line-height:1.2}.message-content h3{font-size:18px;font-weight:600;color:var(--text-dark);margin:1rem 0 0.5rem 0;line-height:1.2}.message-content h4{font-size:1.1rem;color:var(--text-muted)}.message-content h5{font-size:1rem;color:var(--text-muted)}.message-content h6{font-size:0.9rem;color:var(--text-muted)}.message-content strong{font-weight:600;color:var(--text-dark)}.message-content em{font-style:italic;color:var(--text-dark)}.message-content code{background-color:#f1f3f4;border:1px solid #e1e5e9;border-radius:4px;padding:0.25rem 0.5rem;font-family:'SF Mono','Monaco','Inconsolata','Roboto Mono','Source Code Pro',monospace;font-size:0.875em;color:#d73a49;font-weight:500}.message-content pre{background-color:#f8f9fa;color:#24292e;padding:0;border-radius:8px;overflow-x:auto;margin:1.25rem 0;border:1px solid #e1e4e8;box-shadow:0 2px 12px rgba(0,0,0,0.08);position:relative}.message-content pre code{background-color:transparent !important;border:none !important;padding:1.25rem !important;color:inherit !important;font-size:14px !important;line-height:1.5 !important;font-family:'SF Mono','Monaco','Inconsolata','Roboto Mono','Source Code Pro',monospace !important;display:block !important}.code-block-wrapper{position:relative;margin:1.25rem 0;border-radius:8px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,0.08)}.code-block-header{background:#f6f8fa;border-bottom:1px solid #e1e4e8;padding:0.5rem 1rem;display:flex;justify-content:space-between;align-items:center;font-size:0.75rem;color:#586069}.code-language-label{font-family:'SF Mono','Monaco','Inconsolata','Roboto Mono','Source Code Pro',monospace;font-weight:600;text-transform:uppercase;letter-spacing:0.5px}.code-copy-btn{background:#ffffff;border:1px solid #d1d5da;border-radius:4px;padding:0.25rem 0.5rem;font-size:0.75rem;color:#586069;cursor:pointer;transition:all 0.2s ease;display:flex;align-items:center;gap:0.25rem}.code-copy-btn:hover{background:#f6f8fa;border-color:#c9d1d9;color:#24292e}.code-copy-btn:active{background:#e1e4e8;transform:translateY(1px)}.code-copy-btn.copied{background:var(--accent-color);border-color:var(--accent-color);color:#ffffff}.code-copy-btn.copied:hover{background:var(--accent-color);border-color:var(--accent-color)}.table-copy-wrapper{margin:1.25rem 0;border-radius:8px;overflow:hidden}.table-copy-header{background:#f6f8fa;border-bottom:1px solid #e1e4e8;padding:0.35rem 0.75rem;display:flex;justify-content:flex-end}.table-copy-btn{background:#ffffff;border:1px solid #d1d5da;border-radius:4px;padding:0.25rem 0.5rem;font-size:0.75rem;color:#586069;cursor:pointer;transition:all 0.2s ease;display:flex;align-items:center;gap:0.35rem}.table-copy-btn:hover{background:#f6f8fa;border-color:#c9d1d9;color:#24292e}.table-copy-btn:active{background:#e9ecef;transform:translateY(1px)}.table-copy-btn.copied{background:var(--accent-color);border-color:var(--accent-color);color:#ffffff}.table-copy-btn.copied:hover{background:var(--accent-color);border-color:var(--accent-color)}.table-copy-wrapper table{margin:0}#copyLinkBtn.btn-success{background-color:var(--accent-color) !important;border-color:var(--accent-color) !important;color:#fff !important}.hljs.language-python .code-language-label{color:#3776ab}.hljs.language-javascript .code-language-label,.hljs.language-js .code-language-label{color:#f7df1e}.hljs.language-sql .code-language-label{color:#336791}.hljs.language-bash .code-language-label,.hljs.language-shell .code-language-label{color:#4eaa25}.hljs.language-json .code-language-label{color:#000000}.hljs.language-html .code-language-label{color:#e34c26}.hljs.language-css .code-language-label{color:#1572b6}.hljs.language-yaml .code-language-label,.hljs.language-yml .code-language-label{color:#cb171e}.hljs.language-markdown .code-language-label{color:#083fa1}.message-content ul,.message-content ol{margin:0.5rem 0;padding-left:1.5rem}.message-content li{margin:0.25rem 0;line-height:1.4}.message-content ul li{list-style-type:disc}.message-content ol li{list-style-type:decimal}.message-content blockquote{border-left:4px solid var(--primary-color);background-color:var(--secondary-color);padding:0.75rem 1rem;margin:1rem 0;border-radius:0 4px 4px 0;font-style:italic;color:var(--text-dark)}.message-content hr{border:none;border-top:2px solid var(--border-color);margin:1.5rem 0;opacity:0.6}.message-content a{color:var(--primary-color);text-decoration:none;border-bottom:1px solid transparent;transition:border-bottom-color 0.2s}.message-content a:hover{border-bottom-color:var(--primary-color);text-decoration:none}.message-content table{width:100%;border-collapse:collapse;margin:1rem 0;background-color:white;border-radius:6px;overflow:hidden;box-shadow:0 2px 4px rgba(0,0,0,0.1)}.message-content table th,.message-content table td{padding:0.75rem;text-align:left;border-bottom:1px solid var(--border-color)}.message-content table th{background-color:var(--secondary-color);font-weight:600;color:var(--text-dark)}.message-content table tr:hover{background-color:var(--secondary-color)}.message-content>*:first-child{margin-top:0}.message-content>*:last-child{margin-bottom:0}.message-content p{margin:0 0 12px 0;line-height:1.6}.message-content[dir="rtl"]{text-align:right;direction:rtl}.message-content[dir="rtl"] ul,.message-content[dir="rtl"] ol{padding-right:1.5rem;padding-left:0}.message-content[dir="ltr"]{text-align:left;direction:ltr}@media (max-width:768px){.message-content h1{font-size:1.5rem}.message-content h2{font-size:1.3rem}.message-content h3{font-size:1.1rem}.message-content pre{padding:0.75rem;font-size:0.85em}.message-content table{font-size:0.9em}.message-content table th,.message-content table td{padding:0.5rem}}#stopBtn{transition:all 0.2s ease;border-radius:50% !important;position:absolute !important;bottom:6px !important;right:60px !important;width:36px !important;height:36px !important;visibility:hidden;opacity:0;pointer-events:none;background:rgba(220,53,69,0.14) !important;border:1px solid rgba(220,53,69,0.22) !important;color:#dc3545 !important;box-shadow:inset 0 0 0 1px rgba(255,255,255,0.6) !important;z-index:11 !important;cursor:pointer !important;display:flex !important;align-items:center !important;justify-content:center !important}#stopBtn:hover{transform:translateY(-1px);box-shadow:0 2px 6px rgba(220,53,69,0.15),inset 0 0 0 1px rgba(255,255,255,0.7) !important;background:rgba(220,53,69,0.2) !important}#stopBtn:disabled{opacity:0.6}#stopBtn i{color:#dc3545 !important;font-size:18px !important;line-height:1 !important}.edit-message-btn{position:absolute;top:0.5rem;right:0.5rem;opacity:0;transition:opacity 0.3s ease;font-size:0.75rem;padding:0.25rem 0.5rem}.message:hover .edit-message-btn{opacity:1}.edit-interface{display:flex;flex-direction:column;gap:8px}.edit-interface .edit-message-input{resize:none;border:1px solid var(--border-color);border-radius:8px;padding:10px 12px;font-size:0.95rem;line-height:1.4;box-shadow:inset 0 1px 2px rgba(0,0,0,0.04)}.edit-interface .edit-buttons{display:flex;gap:8px;justify-content:flex-end}.edit-message-btn:hover{background-color:var(--primary-color);border-color:var(--primary-color);color:white}.edit-interface{margin-top:0.5rem;padding:0.5rem;background-color:#f8f9fa;border-radius:0.375rem;border:1px solid #dee2e6}.edit-message-input{border:1px solid #ced4da;border-radius:0.375rem;resize:vertical;min-height:80px}.edit-buttons{display:flex;gap:0.5rem;justify-content:flex-end}.save-edit-btn{background-color:var(--success-color);border-color:var(--success-color);color:white}.save-edit-btn:hover{background-color:var(--accent-color);border-color:var(--accent-color);color:white}.cancel-edit-btn{background-color:var(--text-muted);border-color:var(--text-muted);color:white}.cancel-edit-btn:hover{background-color:#4b5563;border-color:#4b5563;color:white}.message.user.editing .edit-interface{background:rgba(255,255,255,0.95);border:none;border-radius:10px;padding:16px;gap:12px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 2px 12px rgba(0,0,0,0.06)}.message.user.editing .edit-interface .edit-message-input{width:100%;min-height:100px;background:#ffffff;border:none;border-radius:10px;font-size:0.95rem;line-height:1.5;color:var(--text-dark);padding:12px 16px;transition:all 0.3s cubic-bezier(0.4,0,0.2,1);box-shadow:0 1px 4px rgba(0,0,0,0.04)}.message.user.editing .edit-interface .edit-message-input:focus{outline:none;border:none;box-shadow:0 0 0 3px rgba(99,102,241,0.12),0 2px 8px rgba(0,0,0,0.08);background:#ffffff;transform:translateY(-1px)}.message.user.editing .edit-interface .edit-buttons{display:flex;justify-content:flex-start;gap:12px;margin-top:8px}.message.user.editing .edit-interface .save-edit-btn,.message.user.editing .edit-interface .cancel-edit-btn{padding:0.4rem 0.4rem;border-radius:24px;font-weight:500;font-size:1rem;box-shadow:0 2px 8px rgba(0,0,0,0.08);transition:all 0.3s cubic-bezier(0.4,0,0.2,1);border-width:1px;min-width:50px}.message.user.editing .edit-interface .save-edit-btn{background-color:var(--accent-color);border-color:var(--accent-color);color:#fff;box-shadow:0 2px 8px rgba(99,102,241,0.3)}.message.user.editing .edit-interface .save-edit-btn:hover{background-color:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-1px) scale(1.02);box-shadow:0 4px 16px rgba(99,102,241,0.4)}.message.user.editing .edit-interface .cancel-edit-btn{background-color:#ffffff;border-color:rgba(0,0,0,0.15);color:var(--text-muted);box-shadow:0 2px 8px rgba(0,0,0,0.08)}.message.user.editing .edit-interface .cancel-edit-btn:hover{background-color:#f8f9fa;border-color:rgba(0,0,0,0.2);color:var(--text-dark);transform:translateY(-1px) scale(1.02);box-shadow:0 4px 16px rgba(0,0,0,0.12)}.message.user.editing .edit-interface .save-edit-btn:active,.message.user.editing .edit-interface .cancel-edit-btn:active{transform:translateY(0) scale(0.98);box-shadow:0 1px 4px rgba(0,0,0,0.1)}:root[data-theme="dark"] .message.user.editing .message-content,body[data-theme="dark"] .message.user.editing .message-content{background:rgba(42,42,42,0.95) !important;border:none !important;box-shadow:0 4px 20px rgba(0,0,0,0.2) !important}:root[data-theme="dark"] .message.user.editing .edit-interface,body[data-theme="dark"] .message.user.editing .edit-interface{background:rgba(26,26,26,0.95) !important;border:none !important;box-shadow:0 2px 12px rgba(0,0,0,0.2) !important}:root[data-theme="dark"] .message.user.editing .edit-interface .edit-message-input,body[data-theme="dark"] .message.user.editing .edit-interface .edit-message-input{background:rgba(42,42,42,0.95) !important;border:none !important;color:#ffffff !important;box-shadow:0 1px 4px rgba(0,0,0,0.2) !important}:root[data-theme="dark"] .message.user.editing .edit-interface .edit-message-input:focus,body[data-theme="dark"] .message.user.editing .edit-interface .edit-message-input:focus{border:none !important;box-shadow:0 0 0 3px rgba(99,102,241,0.2),0 2px 8px rgba(0,0,0,0.3) !important;background:rgba(42,42,42,0.95) !important}:root[data-theme="dark"] .message.user.editing .edit-interface .cancel-edit-btn,body[data-theme="dark"] .message.user.editing .edit-interface .cancel-edit-btn{background-color:rgba(42,42,42,0.95) !important;border-color:rgba(255,255,255,0.2) !important;color:#ffffff !important}:root[data-theme="dark"] .message.user.editing .edit-interface .cancel-edit-btn:hover,body[data-theme="dark"] .message.user.editing .edit-interface .cancel-edit-btn:hover{background-color:rgba(52,52,52,0.95) !important;border-color:rgba(255,255,255,0.3) !important}@media (max-width:576px){.message.user.editing .message-content{padding:0.6rem}.message.user.editing .edit-interface{padding:10px;border-radius:10px}.message.user.editing .edit-interface .edit-message-input{min-height:72px;font-size:0.95rem}}.session-options-btn{position:absolute;right:0px;top:50%;transform:translateY(-50%);width:20px;height:20px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;cursor:pointer;color:#888;opacity:0.7;z-index:11;transition:color 0.2s,opacity 0.2s}.session-options-btn:hover,.session-options-btn:focus{color:var(--primary-color);background-color:rgba(13,110,253,0.05);border-radius:50%;opacity:1}.session-options-menu{min-width:25px;background:#fff;border:1px solid var(--border-color);border-radius:6px;box-shadow:0 4px 16px rgba(0,0,0,0.12);padding:2px 0;font-size:12px;display:flex;flex-direction:column;animation:fadeIn 0.18s}.session-options-item{padding:6px 12px 6px 12px;color:var(--text-dark);cursor:pointer;display:flex;align-items:center;gap:6px;transition:background 0.15s,color 0.15s;position:relative}.session-options-item i{font-size:0.9em}.session-options-item:hover{background:var(--accent-light);color:var(--primary-color)}.session-options-item.edit-title:hover{background:linear-gradient(135deg,rgb(191,226,207),#d9f0d9);color:#16a34a}.session-options-item.edit-title:hover i{color:#16a34a}.session-options-item.delete-session:hover{background:linear-gradient(135deg,rgb(249,191,191),#fbeaea);color:#dc2626}.session-options-item.delete-session:hover i{color:#dc2626}.session-title-input{border:1px solid var(--border-color);border-radius:5px;padding:4px 10px;font-size:15px;min-width:90px;max-width:120px;background:#f9fafb;box-shadow:0 2px 8px rgba(0,0,0,0.04);outline:none;transition:border 0.2s;flex:1}.session-title-input:focus{border:1.5px solid var(--primary-color);background:#fff}.save-title-btn,.cancel-title-btn{font-size:14px;padding:4px 8px;border-radius:4px;border:none;background:var(--primary-color);color:#fff;cursor:pointer;transition:background 0.15s;height:28px;width:28px;margin:0;box-shadow:0 1px 2px rgba(0,0,0,0.04);display:flex;align-items:center;justify-content:center}.cancel-title-btn{background:#6b7280}.save-title-btn:hover{background:#0ea371}.cancel-title-btn:hover{background:#374151}.session-title-edit-group{display:flex;align-items:center;gap:6px;margin-top:2px;margin-bottom:2px;width:50%;padding:0 4px;box-sizing:border-box}.chat-header{background-color:var(--secondary-color);min-height:56px;flex-shrink:0;z-index:1050;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;position:relative;margin-bottom:0;backdrop-filter:blur(10px)}:root[data-theme="dark"] .chat-header,body[data-theme="dark"] .chat-header{border-bottom-color:#475569;color:var(--text-dark)}.chat-session-info{flex:1;display:flex;align-items:center}.session-title-display{font-size:1.1rem;font-weight:600;color:var(--text-dark)}:root[data-theme="dark"] .session-title-display,body[data-theme="dark"] .session-title-display{color:var(--text-dark)}.chat-actions{display:flex;align-items:center;gap:0.5rem}.chat-header .btn{transition:all 0.2s ease}.chat-header .btn:hover{transform:translateY(-1px);box-shadow:0 2px 4px rgba(0,0,0,0.1)}#shareBtn{background-color:#ffffff;border:1px solid #e5e7eb;border-radius:8px;padding:8px 16px;font-size:14px;font-weight:500;color:#1f2937;display:flex;align-items:center;gap:8px;transition:all 0.2s ease;box-shadow:none;min-width:auto;height:36px;margin:0}#shareBtn:hover{background-color:#f9fafb;border-color:#d1d5db;color:#111827;transform:none;box-shadow:0 1px 2px rgba(0,0,0,0.05)}#shareBtn:focus{outline:none;box-shadow:0 0 0 3px rgba(59,130,246,0.1);border-color:#3b82f6}#shareBtn:active{transform:none;box-shadow:0 1px 2px rgba(0,0,0,0.05)}#shareBtn i{font-size:14px;transition:color 0.2s ease}#shareBtn:hover i{color:#0d6efd}.chat-session-info{flex:1}.session-title-display{font-size:0.875rem;color:#6b7280;font-weight:500}.chat-actions{display:flex;align-items:center;gap:8px}#chatMessages{flex:1;overflow-y:auto;padding:8px;display:block !important;visibility:visible !important;z-index:0}body.shared-session{height:auto !important;min-height:100vh;overflow-x:hidden !important;overflow-y:auto !important;position:static !important}html.shared-session,html:has(body.shared-session){height:auto !important}.shared-session .app-container,.shared-session .main-container,.shared-session .chat-interface,.shared-session .content-wrapper{height:auto !important;min-height:auto !important;overflow:visible !important;position:static !important}.shared-session .shared-banner,.shared-session .container,.shared-session .chat-container,.shared-session .conversation-header,.shared-session .messages-container{position:static !important}.shared-session .navbar,.shared-session .sidebar,.shared-session .chat-interface,.shared-session .main-content{position:static !important}.shared-session .shared-banner{background:linear-gradient(135deg,#28a745,#20c997);color:white}.shared-session .conversation-header{background:white;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,0.1)}.shared-session .chat-container{max-width:800px;margin:0 auto}.shared-session .message-container{margin-bottom:1.5rem}.shared-session .message-header{display:flex;align-items:center;gap:0.35rem;margin-bottom:0.5rem;color:#6c757d;font-size:0.9rem}.shared-session .message-footer{display:flex;justify-content:flex-start;align-items:center;gap:0.45rem;margin-top:0.35rem;padding-top:0.35rem;border-top:1px solid rgba(0,0,0,0.08);flex-wrap:wrap}.shared-session .user-message .message-content{background:rgba(11,96,224,0.05) !important;color:#0b60e0;padding:1rem;border-radius:10px;box-shadow:0 1px 2px rgba(0,0,0,0.04)}.shared-session .assistant-message .message-content{background-color:#ffffff;border:1px solid var(--border-color);padding:1rem;border-radius:10px}.shared-session .message-header .format-badge{display:inline-block;margin-inline-start:8px;padding:2px 8px;font-size:12px;line-height:1.4;border-radius:999px;border:1px solid #e5e7eb;background:#f9fafb;color:#374151}.shared-session .message-header .format-badge.format-markdown{border-color:#93c5fd;background:#eff6ff;color:#1d4ed8}.shared-session .message-header .format-badge.format-html{border-color:#fca5a5;background:#fef2f2;color:#b91c1c}.shared-session .message-header .format-badge.format-text{border-color:#d1d5db;background:#f9fafb;color:#374151}.shared-session .container{width:100%;max-width:none;padding-bottom:2rem}.shared-session .messages-container{height:auto !important;max-height:none !important;overflow:visible !important;direction:rtl}.input-group textarea.form-control{border:none !important;background:transparent !important;resize:none;outline:none;font-size:16px;line-height:1.0;padding:14px 16px !important;min-height:52px !important;max-height:120px !important;overflow-y:hidden !important;width:100%;box-sizing:border-box}.input-group textarea.form-control:focus{outline:none !important;border:none !important;box-shadow:none !important}.input-group textarea.form-control::placeholder{color:#6b7280 !important;font-size:16px !important;font-weight:500 !important;opacity:1 !important;font-family:inherit !important;text-shadow:none !important;letter-spacing:0.025em !important}.search-controls{display:flex !important;flex-direction:column !important;gap:6px !important;position:absolute !important;left:12px !important;bottom:12px !important;width:auto !important;margin-top:0 !important}.search-mode-indicator{background:#f0f9ff !important;color:#0369a1 !important;padding:6px 12px !important;border-radius:6px !important;font-size:12px !important;font-weight:500 !important;text-align:center !important;border:1px solid #bae6fd !important;margin-bottom:8px !important;display:none !important;opacity:1 !important;visibility:visible !important;box-shadow:none !important;letter-spacing:0.025em !important}.search-buttons{display:flex !important;gap:12px !important;align-items:center !important;justify-content:flex-start !important;width:100% !important;flex-wrap:nowrap !important;margin-top:8px !important;padding:4px 0 !important}.search-mode-btn{border-radius:8px !important;padding:14px 24px !important;font-size:14px !important;font-weight:500 !important;border:1px solid #e5e7eb !important;background:#ffffff !important;color:#1f2937 !important;transition:all 0.2s ease !important;display:flex !important;align-items:center !important;gap:10px !important;height:48px !important;white-space:nowrap !important;position:relative !important;overflow:visible !important;text-overflow:unset !important;flex-shrink:0 !important;min-width:150px !important;box-shadow:none !important}.search-mode-btn::before{display:none !important;content:none !important;opacity:0 !important;visibility:hidden !important;position:absolute !important;left:-9999px !important;top:-9999px !important;width:0 !important;height:0 !important;overflow:hidden !important}.search-mode-btn::after{display:none !important;content:none !important;opacity:0 !important;visibility:hidden !important;position:absolute !important;left:-9999px !important;top:-9999px !important;width:0 !important;height:0 !important;overflow:hidden !important}.search-mode-btn *{position:relative !important;z-index:10 !important}.search-mode-btn{isolation:isolate !important;contain:layout style paint !important;transform:translateZ(0) !important;will-change:auto !important}.search-mode-btn.btn{box-shadow:none !important;text-shadow:none !important;background-image:none !important;background-clip:initial !important;-webkit-background-clip:initial !important;border-radius:8px !important;height:36px !important}.search-mode-btn.btn::before,.search-mode-btn.btn::after{display:none !important;content:none !important;opacity:0 !important;visibility:hidden !important;position:absolute !important;left:-9999px !important;top:-9999px !important;width:0 !important;height:0 !important;overflow:hidden !important}.search-mode-btn:hover{background:#f9fafb !important;border-color:#d1d5db !important;color:#111827 !important;transform:none !important;box-shadow:0 1px 2px rgba(0,0,0,0.05) !important}.search-mode-btn,.search-mode-btn *,.search-mode-btn::before,.search-mode-btn::after{-webkit-appearance:none !important;-moz-appearance:none !important;appearance:none !important;background-image:none !important;background-clip:initial !important;-webkit-background-clip:initial !important;text-shadow:none !important;box-shadow:none !important;filter:none !important;backdrop-filter:none !important}.search-mode-btn.active{background:#f1f5fb !important;border-color:#0d6efd !important;color:#0d6efd !important;box-shadow:0 1px 3px rgba(13,110,253,0.2) !important;transform:none !important}.search-mode-btn.active:hover{background:#f1f5fb !important;border-color:#0d6efd !important;color:#0d6efd !important;transform:none !important;box-shadow:0 1px 3px rgba(13,110,253,0.3) !important}.search-mode-btn.disabled,.search-mode-btn:disabled{background:#f3f4f6 !important;border-color:#e5e7eb !important;color:#9ca3af !important;cursor:not-allowed !important;opacity:0.6 !important;transform:none !important;box-shadow:none !important}.search-mode-btn.disabled:hover,.search-mode-btn:disabled:hover{background:#f3f4f6 !important;border-color:#e5e7eb !important;color:#9ca3af !important;transform:none !important;box-shadow:none !important}.file-attach-btn{border-radius:8px !important;padding:0.5rem !important;border:1px solid #e5e7eb !important;background:#ffffff !important;color:#1f2937 !important;transition:all 0.2s ease !important;display:flex !important;align-items:center !important;justify-content:center !important;width:40px !important;height:40px !important;font-size:16px !important;position:absolute !important;top:6px !important;right:6px !important;z-index:10 !important;box-shadow:none !important}.file-attach-btn::before{display:none !important;content:none !important}.file-attach-btn::after{display:none !important;content:none !important}.file-attach-btn *{position:relative !important;z-index:1 !important}.file-attach-btn:hover{background:#f9fafb !important;border-color:#d1d5db !important;color:#111827 !important;transform:none !important;box-shadow:0 1px 2px rgba(0,0,0,0.05) !important}.file-attach-btn.disabled,.file-attach-btn:disabled{background:#f3f4f6 !important;border-color:#e5e7eb !important;color:#9ca3af !important;cursor:not-allowed !important;opacity:0.6 !important;transform:none !important;box-shadow:none !important}.file-attach-btn.disabled:hover,.file-attach-btn:disabled:hover{background:#f3f4f6 !important;border-color:#e5e7eb !important;color:#9ca3af !important;transform:none !important;box-shadow:none !important}#sendBtn{position:absolute !important;bottom:6px !important;right:12px !important;width:36px !important;height:36px !important;border-radius:50% !important;background:linear-gradient(135deg,#3b82f6 0%,#1d4ed8 100%) !important;border:none !important;color:white !important;display:flex !important;align-items:center !important;justify-content:center !important;transition:all 0.3s ease !important;z-index:10 !important;box-shadow:0 4px 12px rgba(59,130,246,0.4) !important;font-size:1.1rem !important}#sendBtn:hover{background:linear-gradient(135deg,#1d4ed8 0%,#1e40af 100%) !important;transform:scale(1.05) !important;box-shadow:0 6px 20px rgba(59,130,246,0.5) !important}#sendBtn:active{transform:scale(0.95) !important;box-shadow:0 1px 4px rgba(99,102,241,0.3) !important}#sendBtn:disabled{background:var(--primary-light) !important;color:white !important;cursor:not-allowed;transform:none !important;box-shadow:0 1px 3px rgba(0,0,0,0.1) !important}#newChatBtn{height:36px !important;border-radius:18px !important;background:linear-gradient(135deg,#427ef6 5%,#825ff6 85%) !important;color:#dae2fa !important;font-weight:400 !important;font-size:14px !important;justify-content:center !important;align-items:center !important;gap:8px !important;transition:all 0.2s ease !important;box-shadow:0 2px 8px rgba(102,126,234,0.3) !important}#newChatBtn:hover{box-shadow:0 4px 12px rgba(102,126,234,0.5) !important;transform:translateY(-1px) !important;color:white !important;border-color:transparent !important}#newChatBtn i,#newChatBtn .bi{font-size:18px !important}#newChatBtn:active{transform:scale(0.95)}#newChatBtn:disabled{background:rgba(13,110,253,0.05) !important;color:var(--primary-dark) !important}.manual-load-sessions button{margin-top:6px;width:100% !important;height:36px !important;border-radius:8px !important;background:rgba(13,110,253,0.05) !important;border:none !important;color:var(--primary-dark) !important;justify-content:center !important;transition:all 0.2s ease !important}.manual-load-sessions button:hover{background:rgba(13,110,253,0.05) !important;color:var(--primary-dark) !important;box-shadow:0 2px 4px rgba(0,0,0,0.1)}.manual-load-sessions button:active{transform:scale(0.95)}.manual-load-sessions button:disabled{background:rgba(13,110,253,0.05) !important;color:#0d6efd !important}@media (max-width:768px){.chat-input-container{padding:0 0.5rem}.chat-input-wrapper{padding:12px}.search-buttons{flex-wrap:wrap;gap:4px}.search-mode-btn{font-size:12px;padding:4px 8px;min-height:28px}.file-attach-btn{min-width:28px;height:28px;padding:4px}#sendBtn{width:32px;height:32px;bottom:12px;right:12px}#stopBtn{width:32px !important;height:32px !important;bottom:12px !important;right:56px !important}.search-mode-indicator{font-size:11px;padding:3px 6px}}.sessions-loading-indicator{margin:10px 0;opacity:0.7}.chat-session-item{transition:opacity 0.3s ease-in-out}#chatSessions{overflow-y:auto;scroll-behavior:smooth}.sidebar .p-3{position:sticky;top:0;z-index:10;background:var(--secondary-color);border-bottom:1px solid var(--border-color);margin-bottom:0}.sidebar .flex-grow-1{flex:1;min-height:0}.manual-load-sessions{border-top:1px solid var(--border-color);background:var(--secondary-color);margin-top:10px}.manual-load-sessions button{font-size:0.875rem;padding:0.375rem 0.75rem}.message-status{display:inline-flex;align-items:center;gap:4px;font-size:0.75rem;color:#64748b;margin-left:8px;font-weight:500}.message-status-icon{width:14px;height:14px;border-radius:50%;flex-shrink:0}.message-status-icon.sending{background:#3b82f6;animation:pulse 1.5s ease-in-out infinite}.message-status-icon.stopped{background:#f59e0b}.message-status-icon.incomplete{background:#ef4444}.message-status-icon.sent{background:#10b981}@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.5}}.message.assistant.incomplete .message-content::after{content:" [Incomplete]";color:#ef4444;font-size:0.85em;font-weight:500}.message.user.stopped{border-left:3px solid #f59e0b}.message.user.stopped .edit-message-btn{opacity:1;background:#f59e0b;color:white}.notification-toast{position:fixed;top:20px;left:50%;transform:translateX(-50%) translateY(-100px);background:white;border-radius:8px;padding:12px 20px;box-shadow:0 4px 12px rgba(0,0,0,0.15);z-index:10000;display:flex;align-items:center;gap:10px;min-width:300px;max-width:500px;opacity:0;transition:all 0.3s ease;pointer-events:none}.notification-toast.show{transform:translateX(-50%) translateY(0);opacity:1}.notification-toast .toast-content{display:flex;align-items:center;gap:10px;color:#374151;font-size:14px}.notification-toast i{font-size:20px}.notification-toast-info{border-left:4px solid #3b82f6}.notification-toast-info i{color:#3b82f6}.notification-toast-success{border-left:4px solid #10b981}.notification-toast-success i{color:#10b981}.notification-toast-warning{border-left:4px solid #f59e0b}.notification-toast-warning i{color:#f59e0b}.notification-toast-error{border-left:4px solid #ef4444}.notification-toast-error i{color:#ef4444}.notification-toast-processing{border-left:4px solid #8b5cf6}.notification-toast-processing i{color:#8b5cf6;animation:spin 1s linear infinite}@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}body.dark-theme .notification-toast{background:#1f2937}body.dark-theme .notification-toast .toast-content{color:#e5e7eb}.file-attach-tooltip{display:none;position:absolute;top:85%;left:80%;background:#222;color:#fff;padding:6px 30px;border-radius:2px;font-size:0.85em;width:440px;max-width:85vw;text-align:left;z-index:3500;white-space:normal;box-shadow:0 4px 18px rgba(0,0,0,0.18)}@media (max-width:700px){.file-attach-tooltip{width:95vw;left:50%;transform:translateX(-50%);font-size:0.85em;padding:7px 8vw}}.file-attach-tooltip.show{display:block}