body{background:var(--color-background);height:100vh;display:flex;color:var(--color-foreground);overflow:hidden;-webkit-font-smoothing:antialiased}.icon{width:16px;height:16px;stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.icon-sm{width:14px;height:14px}.icon-lg{width:22px;height:22px}.global-toolbar{width:68px;background:#fff;border-right:1px solid #E2E8F0;display:flex;flex-direction:column;transition:width .3s cubic-bezier(.4,0,.2,1);overflow-x:hidden;overflow-y:hidden;white-space:nowrap;z-index:100;flex-shrink:0}.global-toolbar.expanded{width:260px}.global-toolbar:hover{overflow-y:auto}.global-toolbar::-webkit-scrollbar{width:4px}.global-toolbar::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:2px}.tb-header{display:flex;align-items:center;justify-content:space-between;height:64px;padding:0 16px;margin-bottom:8px;position:relative}.global-toolbar:not(.expanded) .tb-header{justify-content:center}.tb-logo-box{display:flex;align-items:center;gap:10px;color:var(--primary-black);font-weight:700;font-size:16px;text-decoration:none;transition:opacity .2s}.global-toolbar:not(.expanded) .tb-logo-box span{display:none}.global-toolbar:not(.expanded) .tb-logo-box{justify-content:center;width:100%}.global-toolbar:not(.expanded) .sidebar-toggle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);opacity:0;pointer-events:none}.global-toolbar:not(.expanded) .tb-header:hover .tb-logo-box{opacity:0}.global-toolbar:not(.expanded) .tb-header:hover .sidebar-toggle{opacity:1;pointer-events:auto;background:#f1f5f9}.sidebar-toggle{background:transparent;border:none;cursor:pointer;color:#64748b;padding:6px;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:.2s;outline:none}.sidebar-toggle:hover{background:#f1f5f9;color:var(--primary-black)}.tb-nav{padding:0 12px;margin-bottom:24px}.tb-item{display:flex;align-items:center;color:#1e293b;text-decoration:none;padding:10px 12px;border-radius:8px;margin-bottom:4px;transition:.2s;font-weight:500;cursor:pointer;font-size:14px}.global-toolbar:not(.expanded) .tb-item{justify-content:center;padding:12px 0}.tb-item:hover{background:#f1f5f9}.tb-item.active{background:var(--primary-blue-light);color:var(--primary-blue)}.tb-item svg{flex-shrink:0}.global-toolbar.expanded .tb-item svg{margin-right:12px}.global-toolbar:not(.expanded) .tb-item span{display:none}.collapsed-history-btn{display:none!important}.global-toolbar:not(.expanded) .collapsed-history-btn{display:flex!important}.history-section{display:flex;flex-direction:column;padding:0 12px;opacity:1;transition:opacity .2s}.global-toolbar:not(.expanded) .history-section{display:none}.history-header{font-size:14px;color:#64748b;font-weight:600;padding:0 12px;margin-bottom:12px;display:flex;align-items:center;justify-content:space-between}.history-arrow-icon{transition:transform .3s}.history-arrow-icon.collapsed{transform:rotate(-90deg)}.history-search{display:flex;align-items:center;background:transparent;border:1px solid transparent;border-radius:8px;padding:8px 12px;margin:0 0 12px;gap:8px;color:#64748b;transition:.2s}.history-search:focus-within{border-color:transparent;background:transparent;box-shadow:none}.history-search input{border:none;background:transparent;outline:none;width:100%;font-size:13px;color:#1e293b}body[data-page=home] .history-search input{background:transparent;box-shadow:none;outline:none}.history-list{display:flex;flex-direction:column;gap:2px}.hist-item{font-size:14px;color:#1e293b;padding:10px 12px;border-radius:8px;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:.2s;display:flex;align-items:center;gap:8px}.hist-item:hover{background:#f1f5f9}.user-profile{margin-top:auto;padding:16px;display:flex;align-items:center;gap:12px;border-top:1px solid #E2E8F0;cursor:pointer;transition:.2s}.user-profile:hover{background:#f1f5f9}.avatar{width:32px;height:32px;border-radius:50%;background:var(--primary-black);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;font-size:14px}.user-name{font-size:14px;font-weight:500;color:#1e293b;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.global-toolbar:not(.expanded) .user-profile{padding:16px 0;justify-content:center}.global-toolbar:not(.expanded) .user-name{display:none}.wrapper{flex:1;display:flex;overflow:hidden}.ws-center{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;background:#f8fafc;position:relative}.title{font-size:28px;font-weight:400;margin-bottom:30px;color:#1e293b}.mode-switch{font-size:13px;color:#64748b;margin-bottom:40px;cursor:pointer;display:flex;align-items:center;gap:6px;font-weight:500}.chat-box{width:100%;max-width:700px;background:#fffffff2;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid #E2E8F0;border-radius:12px;padding:16px 20px;box-shadow:0 4px 20px #00000008;display:flex;flex-direction:column;position:relative}textarea{width:100%;height:80px;border:none;outline:none;resize:none;font-size:15px;margin-bottom:10px;color:#1e293b;background:transparent}body[data-page=home] #chatInput:focus,body[data-page=home] #chatInput:focus-visible{border:none;border-color:transparent;outline:none;box-shadow:none}textarea::placeholder{color:#94a3b8}.tools{display:flex;justify-content:space-between;align-items:center;border-top:1px dashed #E2E8F0;padding-top:12px}.tool-group{display:flex;gap:8px}.tool-group span{font-size:12px;color:#64748b;background:#f8fafc;padding:6px 12px;border-radius:20px;cursor:pointer;border:1px solid #E2E8F0;display:flex;align-items:center;gap:6px;transition:.2s;font-weight:500}.tool-group span.active{color:var(--primary-black);background:#f1f5f9;border-color:var(--primary-black)}.voice-btn{position:absolute;left:16px;top:12px;width:30px;height:30px;border-radius:50%;background:transparent;color:#64748b;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.2s;z-index:2;outline:none}.voice-btn:hover{background:#f1f5f9;color:#1e293b}.send-btn{background:var(--primary-black);color:#fff;border:none;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.2s;outline:none}.send-btn:hover{background:#334155;box-shadow:0 4px 10px #00000026}.send-btn:disabled{background:#cbd5e1;color:#fff;cursor:not-allowed;box-shadow:none}.send-btn:disabled:hover{background:#cbd5e1;box-shadow:none}.modal-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#0006;z-index:1000;justify-content:center;align-items:center}.modal-content{background:#fff;width:400px;border-radius:12px;box-shadow:0 4px 24px #0000001a;display:flex;flex-direction:column;overflow:hidden}.modal-header{padding:16px 20px;border-bottom:1px solid #E2E8F0;display:flex;justify-content:space-between;align-items:center}.modal-header h3{font-size:16px;margin:0;font-weight:600;color:var(--primary-black)}.close-btn{background:none;border:none;cursor:pointer;color:#64748b;padding:4px;border-radius:4px;display:flex;align-items:center;justify-content:center}.close-btn:hover{background:#f1f5f9;color:var(--primary-black)}.modal-body{padding:20px}.info-row{display:flex;margin-bottom:20px;font-size:14px;align-items:center}.info-row .label{color:#64748b;width:80px}.info-row .value{color:var(--primary-black);font-weight:500}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;color:#64748b;margin-bottom:6px}.form-group input{width:100%;padding:8px 12px;border:1px solid #E2E8F0;border-radius:6px;font-size:14px;outline:none;transition:.2s;color:#1e293b}.form-group input:focus{border-color:var(--primary-black);box-shadow:0 0 0 2px #e2e8f0}.form-group input:disabled{background:#f8fafc;color:#94a3b8;cursor:not-allowed;border-color:#e2e8f0}.pwd-input{position:relative}.pwd-input button{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;color:#94a3b8;display:flex;align-items:center;padding:4px}.pwd-input button:hover{color:#64748b}.error-msg{color:#ef4444;font-size:12px;margin-top:4px;min-height:16px}.modal-footer{display:flex;justify-content:flex-end;gap:12px;margin-top:8px}.primary-btn{background:var(--primary-black);color:#fff;border:none;padding:8px 16px;border-radius:6px;cursor:pointer;font-size:14px;transition:.2s}.primary-btn:hover{background:#334155}.default-btn{background:#fff;color:var(--primary-black);border:1px solid #E2E8F0;padding:8px 16px;border-radius:6px;cursor:pointer;font-size:14px;transition:.2s}.default-btn:hover{background:#f8fafc}input::-webkit-credentials-auto-fill-button{display:none!important;visibility:hidden!important}input::-webkit-contacts-auto-fill-button{display:none!important;visibility:hidden!important}input::-ms-reveal,input::-ms-clear{display:none!important}.toast-tip{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#1e293bd9;color:#fff;padding:10px 24px;border-radius:24px;font-size:14px;pointer-events:none;opacity:0;transition:opacity .3s ease-in-out;z-index:100;box-shadow:0 4px 12px #0000001a}.toast-tip.show{opacity:1}.clickable-text{color:var(--primary-blue);font-size:13px;cursor:pointer;transition:.2s;white-space:nowrap;font-weight:500}.clickable-text:hover{opacity:.8}.inline-action-btn{position:absolute;right:12px;top:50%;transform:translateY(-50%);z-index:2}input[type=checkbox]{accent-color:var(--primary-black);cursor:pointer}.upload-area{border:2px dashed #CBD5E1;border-radius:8px;padding:40px 20px;text-align:center;color:#64748b;cursor:pointer;transition:.2s;background:#f8fafc;display:flex;flex-direction:column;align-items:center;justify-content:center}.upload-area:hover{border-color:var(--primary-black);background:#f1f5f9;color:var(--primary-black)}.folder-tag{font-size:11px;padding:3px 10px;border-radius:6px;font-weight:500}.tag-general{background:var(--primary-blue-light);color:var(--primary-blue)}.tag-law{background:#e6f4ea;color:#137333}.tag-politics{background:#f3e8fd;color:#7e22ce}.tag-economy{background:#ffedd5;color:#c2410c}.source-folder{background:#fff;border:1px solid #E2E8F0;border-radius:8px;padding:12px 16px;margin-bottom:12px}.source-folder-header{font-weight:700;margin-bottom:8px;display:flex;align-items:center;font-size:14px;color:#1e293b;gap:8px}.source-doc-list{display:flex;flex-direction:column;gap:6px;margin-left:24px}.source-doc-item{font-size:13px;color:#475569;display:flex;align-items:center;gap:8px;cursor:pointer}