:root{--gradient-violet: #833ab4;--gradient-blue: #007bff;--base-white: #ffffff;--base-black: #1c1d1f;--background-primary: var(--base-white);--background-secondary: #f8f9fa;--background-tertiary: #f0f2f5;--text-primary: var(--base-black);--text-secondary: #6c757d;--text-light: var(--base-white);--text-accent: var(--gradient-violet);--border-color: #e0e2e6;--accent-gradient: linear-gradient(135deg, var(--gradient-violet) 0%, var(--gradient-blue) 100%);--accent-primary: var(--gradient-violet);--accent-secondary: #f3e9ff;--accent-secondary-hover: #e9d4ff;--danger-color: #d93025;--danger-background: #fbe9e7;--danger-border: #ffcdd2;--success-color: #1e8e3e;--success-background: #e6f4ea;--success-border: #ceead6;--font-family-body: "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-family-brand: "Open Sans", sans-serif;--sidebar-width: 280px;--sidebar-width-collapsed: 80px;--right-sidebar-width: 320px}body{font-family:var(--font-family-body);background-color:var(--background-secondary);margin:0;color:var(--text-primary);height:100vh;height:100dvh;overflow:hidden}#root{height:100%}h1,h2,h3,h4,h5,h6{font-weight:600;color:var(--text-primary);font-family:var(--font-family-brand)}*{scrollbar-width:auto;scrollbar-color:var(--gradient-violet) transparent}::-webkit-scrollbar{width:14px;height:14px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background-color:var(--gradient-violet);border-radius:10px;border:3px solid transparent;background-clip:content-box}::-webkit-scrollbar-thumb:hover{background-color:var(--gradient-blue)}::-webkit-scrollbar-button{display:none;width:0;height:0}.app-container,.loading-container{width:100%;height:100%;display:flex;justify-content:center;align-items:center}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes 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var(--accent-secondary);border-bottom-color:var(--gradient-violet);border-radius:50%;display:inline-block;box-sizing:border-box;animation:spin 1s linear infinite}.workspace-loader{display:flex;width:100%;height:100%;animation:fadeIn .5s ease-in-out}.skeleton-item{position:relative;overflow:hidden;background-color:#f0f2f5}.skeleton-item:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;transform:translate(-100%);background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent);animation:skeleton-shimmer 2s infinite}.sidebar-left-skeleton{width:var(--sidebar-width);background-color:var(--background-tertiary)}.sidebar-right-skeleton{width:var(--right-sidebar-width);background-color:var(--background-tertiary)}.main-content-skeleton{flex-grow:1;padding:1rem 2rem;background-color:var(--background-primary);display:flex;flex-direction:column}.main-content-skeleton .skeleton-item{margin-bottom:1.5rem;border-radius:4px}.skeleton-header{height:40px;width:60%;margin-bottom:2.5rem;flex-shrink:0}.skeleton-message-user{height:60px;width:65%;margin-left:auto;flex-shrink:0}.skeleton-message-ai{height:100px;width:75%;flex-shrink:0}.skeleton-input{height:50px;border-radius:25px;margin-top:auto;flex-shrink:0}.skeleton-title{height:2.25rem;width:250px;border-radius:6px}.skeleton-response-loader{display:flex;flex-direction:column;gap:.75rem}.skeleton-response-loader .skeleton-item{height:1rem;border-radius:4px;background-color:#f0f2f5}.session-list-item-skeleton{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;margin:.25rem 0;opacity:.7;background-color:var(--background-secondary);border-radius:6px;height:48.5px;box-sizing:border-box;cursor:default}.session-list-item-skeleton .skeleton-avatar,.session-list-item-skeleton .skeleton-text{position:relative;overflow:hidden;background-color:#e0e2e6}.session-list-item-skeleton .skeleton-avatar:after,.session-list-item-skeleton .skeleton-text:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;transform:translate(-100%);background:linear-gradient(90deg,transparent,rgba(255,255,255,.6),transparent);animation:skeleton-shimmer 1.5s infinite}.login-container{display:flex;justify-content:center;align-items:center;width:100%;height:100%;padding:1rem;box-sizing:border-box}.login-box{background-color:var(--background-primary);padding:2rem 2.5rem 2.5rem;border-radius:12px;box-shadow:0 8px 24px #0000001a;width:100%;max-width:420px;text-align:center;position:relative;overflow:hidden}.login-box:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--accent-gradient)}.login-box h2{margin-top:1.5rem;margin-bottom:1.5rem;font-family:var(--font-family-brand);font-size:2rem}.input-group{margin-bottom:1rem;text-align:left}.input-group label{display:block;margin-bottom:.5rem;font-weight:600;color:#555}.input-group input,.input-group 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var(--danger-border);border-radius:4px;padding:.75rem;margin-top:1rem;font-size:.9rem}.success-message{color:var(--success-color);background-color:var(--success-background);border:1px solid var(--success-border);border-radius:4px;padding:.75rem;margin-top:1rem;font-size:.9rem}.otp-info{font-size:.9rem;color:var(--text-secondary);background-color:var(--accent-secondary);padding:.75rem;border-radius:4px;border:1px solid var(--accent-secondary-hover);margin-bottom:1rem}.back-button,.forgot-password-link button,.form-switch button{background:none;border:none;color:var(--text-accent);cursor:pointer;font-size:.9rem;font-weight:600;font-family:inherit;padding:.25rem;transition:color .2s ease-in-out;text-decoration:none}.back-button:hover,.forgot-password-link button:hover,.form-switch button:hover{color:var(--gradient-blue);text-decoration:underline}.back-button{margin-top:1rem;width:100%;text-align:center}.forgot-password-link{text-align:right;margin-top:.75rem;margin-bottom:1rem}.form-switch{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--border-color);font-size:.9rem;color:var(--text-secondary);display:flex;justify-content:center;align-items:center;gap:.5rem}.otp-input-container{display:flex;justify-content:space-between;gap:8px;margin-top:.5rem}.otp-input-box{width:50px;height:50px;text-align:center;font-size:1.5rem;font-weight:600;border:1px solid #ccc;border-radius:6px;transition:border-color .2s,box-shadow .2s}.otp-input-box:focus{border-color:var(--gradient-violet);outline:none;box-shadow:0 0 0 2px var(--accent-secondary)}.main-app-container{width:100%;height:100%;display:flex;background-color:var(--background-primary)}.left-sidebar{flex-shrink:0;display:flex;flex-direction:column;height:100%;background-color:var(--background-tertiary);position:relative;z-index:10}.error-container{display:flex;flex-direction:column;gap:1rem;text-align:center;color:var(--danger-color);font-weight:500;padding:2rem}.left-sidebar{width:var(--sidebar-width-collapsed);background-color:var(--background-tertiary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;z-index:10;overflow:hidden;position:relative;transition:width .3s cubic-bezier(.4,0,.2,1);cursor:pointer}.left-sidebar.menu-is-open{overflow:visible}.left-sidebar:hover:not(.is-expanded){background-color:#f1f3f5}.left-sidebar.is-expanded,.left-sidebar.is-mobile-open{width:var(--sidebar-width);cursor:default}.left-sidebar.is-expanded:hover{background-color:var(--background-tertiary)}.button-text,.session-content,.sidebar-subheading{opacity:0;visibility:hidden;transform:translate(-10px);transition:opacity .2s ease-out,transform .2s ease-out,visibility 0s .2s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.left-sidebar:not(.is-expanded):not(.is-mobile-open) .button-text,.left-sidebar:not(.is-expanded):not(.is-mobile-open) .session-content,.left-sidebar:not(.is-expanded):not(.is-mobile-open) .session-actions{width:0;padding:0;margin:0;flex-grow:0;transition:opacity .2s ease-out,transform .2s ease-out,visibility 0s .2s,width .3s cubic-bezier(.4,0,.2,1)}.left-sidebar:not(.is-expanded):not(.is-mobile-open) .session-content,.left-sidebar:not(.is-expanded):not(.is-mobile-open) .workspace-name,.left-sidebar:not(.is-expanded):not(.is-mobile-open) .user-name-text{flex-grow:0}.left-sidebar.is-expanded .button-text,.left-sidebar.is-mobile-open .button-text,.left-sidebar.is-expanded .session-content,.left-sidebar.is-mobile-open .session-content,.left-sidebar.is-expanded .sidebar-subheading,.left-sidebar.is-mobile-open .sidebar-subheading{opacity:1;visibility:visible;transform:translate(0);transition:opacity .2s ease-in .1s,transform .2s ease-in .1s,visibility 0s;width:auto}.sidebar-header,.sidebar-main,.sidebar-bottom{display:flex;flex-direction:column;box-sizing:border-box}.left-sidebar:not(.is-expanded):not(.is-mobile-open) .sidebar-header,.left-sidebar:not(.is-expanded):not(.is-mobile-open) .sidebar-main,.left-sidebar:not(.is-expanded):not(.is-mobile-open) .sidebar-bottom{padding:1rem 0;align-items:center}.left-sidebar.is-expanded .sidebar-header,.left-sidebar.is-mobile-open .sidebar-header,.left-sidebar.is-expanded .sidebar-main,.left-sidebar.is-mobile-open .sidebar-main,.left-sidebar.is-expanded .sidebar-bottom,.left-sidebar.is-mobile-open .sidebar-bottom{padding:1rem;align-items:stretch}.sidebar-header{height:73px;border-bottom:1px solid var(--border-color);flex-shrink:0;justify-content:center}.left-sidebar.is-expanded .sidebar-header,.left-sidebar.is-mobile-open .sidebar-header{justify-content:flex-start}.sidebar-main{flex-grow:1;min-height:0;gap:.5rem}.sidebar-actions-group{display:flex;flex-direction:column;gap:.5rem;align-items:center}.left-sidebar.is-expanded .sidebar-actions-group,.left-sidebar.is-mobile-open .sidebar-actions-group{align-items:stretch}.history-section{flex-grow:1;min-height:0;display:flex;flex-direction:column}.sidebar-subheading{flex-shrink:0;font-family:var(--font-family-body);font-size:.75rem;font-weight:700;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin:1.5rem 0 .5rem;padding:0 .75rem;box-sizing:border-box}.sidebar-bottom{margin-top:auto;padding-top:1rem;border-top:1px solid var(--border-color);gap:.5rem}.sidebar-pill-button{display:flex;align-items:center;justify-content:center;width:48px;height:48px;padding:0;border-radius:8px;border:1px solid transparent;background-color:transparent;cursor:pointer;transition:all .2s;font:inherit;font-size:.9rem;font-weight:600;color:var(--text-secondary);overflow:hidden;box-sizing:border-box;text-transform:none}.sidebar-pill-button:hover:not(:disabled){background-color:var(--background-secondary)}.sidebar-pill-button:disabled{opacity:.6;cursor:not-allowed}.left-sidebar.is-expanded .sidebar-pill-button,.left-sidebar.is-mobile-open .sidebar-pill-button{width:100%;height:48px;justify-content:flex-start;border:1px solid var(--border-color);background-color:var(--background-secondary);padding:8px;gap:12px}.left-sidebar.is-expanded .sidebar-pill-button:hover:not(:disabled),.left-sidebar.is-mobile-open .sidebar-pill-button:hover:not(:disabled){background-color:var(--background-tertiary);border-color:#cdd2d8}.sidebar-pill-button .icon-container{width:32px;height:32px;flex-shrink:0;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:background-color .2s,transform .2s}.sidebar-pill-button .icon-container svg{width:20px;height:20px;color:var(--text-secondary)}.workspace-button{padding:0!important;justify-content:space-between}.left-sidebar.is-expanded .workspace-button,.left-sidebar.is-mobile-open .workspace-button{gap:0}.left-sidebar.is-expanded .workspace-button:hover:not(:disabled),.left-sidebar.is-mobile-open .workspace-button:hover:not(:disabled){background-color:var(--background-secondary)}.workspace-button .workspace-main-action,.workspace-button .workspace-toggle-action{display:flex;align-items:center;background:none;border:none;cursor:pointer;height:100%;padding:0;transition:background-color 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.workspace-name{flex-grow:1;text-align:left;font-weight:600}.workspace-button .workspace-main-action svg{flex-shrink:0;color:var(--text-secondary);transition:transform .2s}.left-sidebar:not(.is-expanded):not(.is-mobile-open) .workspace-button{justify-content:center}.left-sidebar:not(.is-expanded):not(.is-mobile-open) .workspace-main-action{width:100%;height:100%;padding:0;justify-content:center}.left-sidebar:not(.is-expanded):not(.is-mobile-open) .workspace-divider,.left-sidebar:not(.is-expanded):not(.is-mobile-open) .workspace-toggle-action{display:none}.chat-history{overflow-y:auto;position:relative;-ms-overflow-style:none;scrollbar-width:none;flex-grow:1}.chat-history::-webkit-scrollbar{display:none}.chat-history ul{list-style:none;padding:0;margin:0}.left-sidebar:not(.is-expanded):not(.is-mobile-open) .chat-history ul{display:flex;flex-direction:column;align-items:center}.chat-history li{display:flex;align-items:center;border-radius:8px;margin:.25rem 0;cursor:pointer;position:relative;transition:all .2s;height:48.5px;box-sizing:border-box}.left-sidebar:not(.is-expanded):not(.is-mobile-open) .chat-history li{width:48px;height:48px;padding:0;justify-content:center}.left-sidebar.is-expanded .chat-history li,.left-sidebar.is-mobile-open .chat-history li{width:100%;justify-content:flex-start;gap:1rem;padding:.75rem}.chat-history li:hover{background-color:var(--background-secondary)}.chat-history li.has-options-open{z-index:2}.chat-history li.active{background-color:var(--accent-secondary);font-weight:600}.chat-history li.active .session-title{color:var(--text-accent)}.session-avatar{width:32px;height:32px;border-radius:6px;background-color:#e9ecef;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;text-transform:uppercase}.chat-history li.active .session-avatar{background:var(--accent-gradient);color:var(--text-light)}.session-content{flex-grow:1;min-width:0}.session-title{font-weight:500;font-size:.9rem}.session-actions{position:relative;flex-shrink:0;opacity:0;transition:opacity .2s;margin-left:auto}.left-sidebar.is-expanded .chat-history li:hover .session-actions,.left-sidebar.is-mobile-open .chat-history li:hover .session-actions,.left-sidebar.is-expanded .chat-history li.has-options-open .session-actions,.left-sidebar.is-mobile-open .chat-history li.has-options-open .session-actions{opacity:1}.options-menu-button{background:none;border:none;padding:.5rem;cursor:pointer;border-radius:50%;color:var(--text-secondary);transition:color .2s}.options-menu-button:hover{color:var(--text-accent)}.options-menu-dropdown{position:absolute;right:0;top:100%;margin-top:.25rem;background-color:var(--background-primary);border:1px solid var(--border-color);box-shadow:0 4px 12px #0000001a;border-radius:8px;padding:.5rem;z-index:101;width:180px;display:flex;flex-direction:column;gap:.25rem}.options-menu-dropdown button{display:flex;align-items:center;gap:.75rem;width:100%;padding:.75rem;border:none;background:none;border-radius:6px;cursor:pointer;text-align:left;font-size:.9rem;font-weight:500}.options-menu-dropdown button:hover{background-color:var(--background-secondary)}.options-menu-dropdown button.delete-option{color:var(--danger-color)}.options-menu-dropdown button.delete-option:hover{background-color:var(--danger-background)}.options-menu-dropdown svg{width:16px;height:16px}.session-item-editing{display:flex;align-items:center;gap:.5rem;width:100%}.session-edit-input{flex-grow:1;border:1px solid var(--text-accent);border-radius:4px;padding:.25rem .5rem;font-size:.9rem;box-shadow:0 0 0 2px 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