:root{--bg-primary:#262624;--bg-secondary:#232321;--bg-card:#30302e;--bg-card-hover:#333;--bg-input:#333;--text-primary:#e8e8e8;--text-secondary:#999;--text-tertiary:#666;--accent:#e8e8e8;--accent-soft:#ffffff0f;--accent-medium:#ffffff1a;--positive:#34d399;--negative:#f87171;--border:#3a3a3a;--border-light:#333;--shadow-sm:0 1px 3px #0003, 0 1px 2px #00000026;--shadow-md:0 4px 12px #0000004d, 0 1px 4px #0003;--shadow-lg:0 12px 40px #0006, 0 4px 12px #00000040;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif}#root{min-height:100vh}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#444;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#555}.app{min-height:100vh;display:flex}.topbar{background:var(--bg-primary);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;height:48px;padding:0 16px;display:flex}.topbar-left{align-items:center;gap:12px;display:flex}.topbar-chat-name{color:#bbb;font-size:14px;font-weight:500}.topbar-right{align-items:center;gap:8px;display:flex}.topbar-login-btn{color:var(--bg-primary);cursor:pointer;background:#fff;border:none;border-radius:6px;padding:6px 16px;font-family:inherit;font-size:13px;font-weight:500;transition:opacity .15s}.topbar-login-btn:hover{opacity:.9}.topbar-signup-btn{color:var(--text-primary);cursor:pointer;background:0 0;border:1px solid #ffffff1f;border-radius:6px;padding:6px 16px;font-family:inherit;font-size:13px;font-weight:500;transition:border-color .15s}.topbar-signup-btn:hover{border-color:#ffffff40}.topbar-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;align-items:center;padding:6px;transition:color .15s;display:flex}.topbar-btn:hover{color:var(--text-primary)}.topbar-menu-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;align-items:center;padding:6px;display:none}.topbar-menu-btn:hover{color:var(--text-primary)}.sidebar{background:var(--bg-secondary);border-right:1px solid var(--border);flex-direction:column;flex-shrink:0;width:260px;min-width:260px;height:100vh;transition:width .2s,min-width .2s;display:flex;position:sticky;top:0;overflow:hidden}.sidebar.collapsed{width:52px;min-width:52px}.sidebar-logo-wrap{align-items:center;min-width:0;display:flex;position:relative}.sidebar:not(.collapsed) .sidebar-logo-wrap{flex:1;justify-content:space-between}.sidebar.collapsed .sidebar-header{justify-content:center;padding:14px 0 0}.sidebar.collapsed .sidebar-logo-wrap{cursor:pointer;border-radius:6px;justify-content:center;width:28px;height:28px;transition:background .15s}.sidebar.collapsed .sidebar-logo-wrap:hover{background:#ffffff14}.sidebar.collapsed .sidebar-logo{transition:opacity .15s}.sidebar.collapsed .sidebar-logo-wrap:hover .sidebar-logo{opacity:0}.sidebar.collapsed .sidebar-collapse-btn{opacity:0;justify-content:center;width:100%;height:100%;padding:0;transition:opacity .15s;position:absolute;inset:0}.sidebar.collapsed .sidebar-logo-wrap:hover .sidebar-collapse-btn{opacity:1}.sidebar.collapsed .sidebar-content{padding:12px 6px}.sidebar.collapsed .new-project-btn{justify-content:center;padding:10px 0}.sidebar.collapsed .new-project-btn span,.sidebar.collapsed .sidebar-section-label,.sidebar.collapsed .sidebar-item,.sidebar.collapsed .profile-info{display:none}.sidebar.collapsed .sidebar-footer{gap:0}.main-area{flex-direction:column;flex:1;min-width:0;height:100vh;display:flex;overflow:hidden}.sidebar-header{flex-shrink:0;justify-content:space-between;align-items:center;padding:14px 14px 0;display:flex}.sidebar-logo{color:silver;letter-spacing:-.3px;white-space:nowrap;font-size:18px;font-weight:600}.sidebar-collapse-btn{color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;border-radius:6px;align-items:center;padding:5px;transition:background .15s,color .15s;display:flex}.sidebar-collapse-btn:hover{color:var(--text-primary)}.sidebar-content{flex:1;padding:12px 12px 60px;overflow-y:auto}.new-project-btn{color:silver;cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:8px;width:100%;margin-bottom:16px;padding:10px;font-family:inherit;font-size:15px;font-weight:500;transition:all .15s;display:flex}.new-project-btn svg{background:var(--bg-input);border-radius:50%;width:24px;height:24px;padding:4px}.new-project-btn:hover{color:var(--text-primary)}.sidebar-section{margin-bottom:24px}.sidebar-section-label{text-transform:none;letter-spacing:normal;color:var(--text-secondary);margin-bottom:8px;padding:0 8px;font-size:13px;font-weight:500}.sidebar-item{text-align:left;width:100%;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;margin-bottom:4px;padding:8px 10px;font-family:inherit;font-size:15px;transition:all .12s;display:flex}.sidebar-item-title{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.sidebar-item-delete{color:var(--text-tertiary);border-radius:4px;flex-shrink:0;padding:2px;transition:color .12s;display:none}.sidebar-item:hover .sidebar-item-delete{display:flex}.sidebar-item-delete:hover{color:var(--negative)}.sidebar-item:hover{color:var(--text-primary);background:#ffffff0d}.sidebar-item.active{color:var(--text-primary);background:#ffffff14}.sidebar-login-section{padding:14px}.sidebar-login-hint{color:var(--text-tertiary);margin:0 0 10px;font-size:12px;line-height:1.4}.sidebar-login-btn{width:100%;color:var(--bg-primary);cursor:pointer;background:#fff;border:none;border-radius:999px;padding:8px 16px;font-family:inherit;font-size:13px;font-weight:500;transition:opacity .15s}.sidebar-login-btn:hover{opacity:.9}.sidebar-footer{box-sizing:border-box;background:var(--bg-secondary);border:none;border-top:1px solid var(--border);cursor:pointer;text-align:left;align-items:center;gap:10px;width:100%;height:57px;padding:12px 14px;font-family:inherit;transition:background .15s;display:flex;position:absolute;bottom:0;left:0}.sidebar-footer:hover{background:#00000026}.sidebar-footer-wrapper{position:relative}.profile-popup{z-index:10;background:#ffffff0f;border:1px solid #ffffff1f;border-radius:8px;padding:4px;position:absolute;bottom:calc(100% + 6px);left:8px;right:8px}.profile-popup-email{color:var(--text-secondary,#ffffff80);text-overflow:ellipsis;white-space:nowrap;padding:8px 10px;font-size:12px;overflow:hidden}.profile-popup-item{width:100%;color:var(--text-primary);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:6px;padding:8px 10px;font-family:inherit;font-size:13px;transition:background .15s;display:block}.profile-popup-item:hover{background:#ffffff14}.profile-avatar{color:#ffffff8c;letter-spacing:.3px;background:#fff3;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:15px;font-weight:700;display:flex}.profile-info{min-width:0}.profile-name{color:silver;font-size:15px;font-weight:600;line-height:1.3}.profile-plan{color:var(--text-tertiary);font-size:13px;line-height:1.3}.main{flex-direction:column;flex:1;min-width:0;padding:0;display:flex;overflow:hidden}.main-inner{flex-direction:column;flex:1;width:100%;min-height:0;display:flex}.query-centered{flex-direction:column;justify-content:center;align-items:center;min-height:calc(100vh - 112px);margin-top:-40px;padding:0 32px;display:flex;position:relative}.query-centered-content{width:100%;max-width:720px;margin:0 auto}.query-headline{color:var(--text-primary);letter-spacing:-.5px;text-align:center;margin-bottom:24px;font-size:37px;font-weight:400}.query-centered-input{width:100%}.query-legal{color:var(--text-secondary);text-align:center;margin-top:8px;margin-bottom:4px;font-size:14px}.query-legal a{color:inherit;text-underline-offset:2px;text-decoration:underline}.query-legal a:hover{color:var(--text-secondary)}.query-layout{flex-direction:column;flex:1;width:100%;min-height:0;display:flex;overflow-y:auto}.query-results-area{flex:1;padding:32px 32px 24px}.query-input-area{background:linear-gradient(to bottom, transparent 0%, var(--bg-primary) 50%);padding:14px 32px 0;position:sticky;bottom:0}.query-input-area-inner{max-width:800px;margin:0 auto}.query-legal-inline{margin-top:8px;position:static}.query-legal-fixed{text-align:center;flex-shrink:0;margin-top:auto;padding-top:12px;padding-bottom:3px;font-size:12px}.input-box{background:var(--bg-card);border:1.5px solid var(--border);border-radius:20px;transition:border-color .15s,box-shadow .15s;overflow:hidden}.input-box:focus-within{border-color:#4a4a4a}.input-box-textarea{width:100%;color:var(--text-primary);resize:none;background:0 0;border:none;outline:none;min-height:50px;padding:20px 20px 10px;font-family:inherit;font-size:16px;line-height:1.5}.input-box-textarea::placeholder{color:var(--text-tertiary)}.input-box-toolbar{justify-content:space-between;align-items:center;padding:6px 8px 8px;display:flex}.input-box-toolbar-left{gap:4px;display:flex}.toolbar-btn{border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:8px;align-items:center;gap:6px;padding:6px 12px;font-family:inherit;font-size:13px;font-weight:500;transition:all .15s;display:flex}.toolbar-btn:hover{background:var(--bg-input);color:var(--text-primary);border-color:var(--text-tertiary)}.send-btn{color:#1a1a1a;cursor:pointer;background:#fff;border:none;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;padding:0;transition:background .15s,transform .1s;display:flex}.send-btn:hover{background:#e0e0e0}.send-btn:active{transform:scale(.94)}.send-btn:disabled{opacity:.35;cursor:not-allowed}.user-query{justify-content:flex-end;max-width:780px;margin:0 auto 12px;display:flex}.user-query-text{max-width:80%;color:var(--text-primary);word-wrap:break-word;background:#00000026;border:none;border-radius:14px;padding:10px 16px;font-size:15px;font-weight:500;line-height:1.5;display:inline-block}.response-section{flex-direction:column;gap:20px;max-width:780px;margin:0 auto 24px;display:flex}.response-summary{color:var(--text-secondary);font-size:15px;line-height:1.7}.streaming-text{color:#fff;font-size:15px;line-height:1.75}.streaming-text p{margin-bottom:16px}.streaming-text p:last-child{margin-bottom:0}.streaming-text strong{color:var(--text-primary);font-weight:600}.streaming-text ul,.streaming-text ol{margin-bottom:16px;padding-left:20px}.streaming-text li{margin-bottom:4px}.streaming-text h3,.streaming-text h4{color:var(--text-primary);margin-bottom:8px}.agent-loader{max-width:720px;margin:0 auto;font-size:14px}.agent-status-text{background:linear-gradient(90deg, var(--text-tertiary) 0%, var(--text-primary) 40%, var(--text-tertiary) 80%);-webkit-text-fill-color:transparent;background-size:200% 100%;-webkit-background-clip:text;background-clip:text;font-weight:500;animation:1.5s linear infinite text-shimmer}@keyframes text-shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.chart-container{border-radius:var(--radius-md);background:0 0;border:none;margin-top:8px;padding:0}.chart-container :focus{outline:none}.chart-title{color:var(--text-primary);margin-bottom:16px;font-size:14px;font-weight:500}.chart-footer{border-top:1px solid var(--border);color:var(--text-secondary);justify-content:space-between;align-items:center;margin-top:12px;padding-top:10px;font-size:11px;display:flex}.chart-sources{flex:1}.chart-branding{flex-shrink:0}.recharts-bar-rectangles:hover rect{opacity:.4}.recharts-bar-rectangles rect:hover{opacity:1}.recharts-bar-rectangles rect{transition:opacity .15s}.error-message{color:var(--negative);border-radius:var(--radius-md);background:#f8717114;border:1px solid #f8717133;padding:12px 16px;font-size:14px;line-height:1.6}.usage-info{color:var(--text-tertiary);text-align:right;padding:8px 0;font-size:12px}.login-page{background:var(--bg-primary);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{text-align:center;width:100%;max-width:400px;box-shadow:none;background:0 0;border:none;border-radius:0;padding:40px}.login-title{color:var(--text-primary);margin-bottom:8px;font-size:28px;font-weight:600}.login-subtitle{color:var(--text-secondary);margin-bottom:36px;font-size:15px}.login-tabs{justify-content:center;gap:16px;margin-bottom:24px;display:flex}.login-tab{color:var(--text-tertiary);cursor:pointer;text-underline-offset:3px;background:0 0;border:none;padding:0;font-family:inherit;font-size:14px;font-weight:400;text-decoration:underline;transition:color .15s}.login-tab:hover{color:var(--text-secondary)}.login-tab.active{color:var(--text-primary);text-decoration:none}.login-buttons{flex-direction:column;gap:0;display:flex}.login-google-btn{width:100%;color:var(--text-primary);border:1px solid var(--border);cursor:pointer;background:0 0;border-radius:6px;justify-content:center;align-items:center;gap:10px;padding:12px 24px;font-family:inherit;font-size:14px;font-weight:500;transition:background .15s,border-color .15s;display:flex}.login-google-btn:hover:not(:disabled){background:#ffffff1a;border-color:#ffffff40}.login-google-btn:disabled{opacity:.6;cursor:not-allowed}.login-divider{color:var(--text-tertiary);align-items:center;margin:16px 0;font-size:13px;display:flex}.login-divider:before,.login-divider:after{content:"";background:var(--border-primary);flex:1;height:1px}.login-divider span{padding:0 12px}.login-email-btn{width:100%;color:var(--text-secondary);border:1px solid var(--border-primary);border-radius:var(--radius-md);cursor:pointer;background:0 0;padding:12px 24px;font-family:inherit;font-size:14px;font-weight:500;transition:color .15s,border-color .15s}.login-email-btn:hover{color:var(--text-primary);border-color:var(--text-tertiary)}.login-name-row{gap:12px;display:flex}.login-name-row .login-input{flex:1;min-width:0}.login-form{flex-direction:column;gap:12px;width:100%;display:flex}.login-input{color:var(--text-primary);border:1px solid var(--border);background:0 0;border-radius:6px;outline:none;padding:12px 16px;font-family:inherit;font-size:14px;transition:border-color .15s}.login-input:focus{border-color:var(--text-tertiary)}.login-input::placeholder{color:var(--text-tertiary)}.login-submit-btn{color:var(--bg-primary);background:var(--text-primary);cursor:pointer;border:none;border-radius:6px;padding:12px 24px;font-family:inherit;font-size:14px;font-weight:500;transition:opacity .15s}.login-submit-btn:hover:not(:disabled){opacity:.9}.login-submit-btn:disabled{opacity:.6;cursor:not-allowed}.login-error{color:var(--negative);margin-top:16px;font-size:13px}.login-message{color:var(--positive);margin-top:16px;font-size:13px}.login-footer{color:var(--text-secondary);flex-direction:column;gap:8px;margin-top:24px;font-size:13px;display:flex}.login-footer p{margin:0}.login-link{color:var(--text-primary);cursor:pointer;text-underline-offset:2px;background:0 0;border:none;padding:0;font-family:inherit;font-size:13px;font-weight:500;text-decoration:underline}.login-switch{color:var(--text-tertiary);margin-top:20px;font-size:13px}.login-terms{color:var(--text-tertiary);border-top:1px solid #ffffff1a;margin-top:20px;padding-top:20px;font-size:12px;line-height:1.5}.app-loading{background:var(--bg-primary);justify-content:center;align-items:center;min-height:100vh;display:flex}.app-loading-spinner{border:2px solid var(--border);border-top-color:var(--text-primary);border-radius:50%;width:24px;height:24px;animation:.6s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.auth-prompt-overlay{z-index:100;background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.auth-prompt{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:var(--radius-lg);text-align:center;max-width:360px;padding:32px}.auth-prompt h3{color:var(--text-primary);margin:0 0 8px;font-size:18px;font-weight:600}.auth-prompt p{color:var(--text-secondary);margin:0 0 24px;font-size:14px}.auth-prompt-google{width:100%;color:var(--text-primary);background:var(--bg-tertiary);border:1px solid var(--border-primary);border-radius:var(--radius-md);cursor:pointer;justify-content:center;align-items:center;gap:10px;padding:12px;font-family:inherit;font-size:14px;font-weight:500;transition:background .15s;display:flex}.auth-prompt-google:hover{background:var(--bg-primary)}.auth-prompt-email{width:100%;color:var(--text-secondary);border:1px solid var(--border-primary);border-radius:var(--radius-md);cursor:pointer;background:0 0;margin-top:10px;padding:10px;font-family:inherit;font-size:13px;transition:color .15s}.auth-prompt-email:hover{color:var(--text-primary)}.profile-avatar-img{object-fit:cover;border-radius:50%;width:28px;height:28px}.legal-page{background:var(--bg-primary);min-height:100vh;color:var(--text-secondary);justify-content:center;padding:60px 24px;display:flex}.legal-content{width:100%;max-width:640px;font-size:14px;line-height:1.7}.legal-content h1{color:var(--text-primary);margin:0 0 8px;font-size:24px;font-weight:600}.legal-content h2{color:var(--text-primary);margin:28px 0 8px;font-size:16px;font-weight:600}.legal-content p{margin:0 0 16px}.legal-updated{color:var(--text-tertiary);margin-bottom:28px;font-size:13px}.legal-content a{color:var(--text-primary);text-underline-offset:2px;text-decoration:underline}.legal-content a:hover{color:var(--text-secondary)}.settings-page{background:var(--bg-primary);justify-content:center;min-height:100vh;padding:48px 24px;display:flex}.settings-container{width:100%;max-width:720px}.settings-header{margin-bottom:32px}.settings-back{color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;align-items:center;gap:6px;margin-bottom:16px;padding:0;font-family:inherit;font-size:13px;transition:color .15s;display:inline-flex}.settings-back:hover{color:var(--text-primary)}.settings-title{color:var(--text-primary);letter-spacing:-.3px;font-size:22px;font-weight:600}.settings-layout{gap:32px;display:flex}.settings-nav{flex-direction:column;flex-shrink:0;gap:2px;width:140px;display:flex}.settings-nav-item{color:var(--text-secondary);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:6px;padding:8px 12px;font-family:inherit;font-size:14px;font-weight:400;transition:color .15s,background .15s}.settings-nav-item:hover{color:var(--text-primary);background:#ffffff0a}.settings-nav-item.active{color:var(--text-primary);background:#ffffff14;font-weight:500}.settings-content{flex:1;min-width:0}.settings-section{flex-direction:column;gap:24px;display:flex}.settings-profile-header{align-items:center;gap:16px;display:flex}.settings-avatar{object-fit:cover;border-radius:50%;flex-shrink:0;width:56px;height:56px}.settings-avatar-placeholder{width:56px;height:56px;color:var(--text-secondary);background:#ffffff1f;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:20px;font-weight:600;display:flex}.settings-profile-info{min-width:0}.settings-profile-name{color:var(--text-primary);font-size:16px;font-weight:600;line-height:1.3}.settings-profile-email{color:var(--text-secondary);margin-top:2px;font-size:13px;line-height:1.3}.settings-fields{border:1px solid var(--border);border-radius:8px;flex-direction:column;display:flex;overflow:hidden}.settings-field{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.settings-field:last-child{border-bottom:none}.settings-label{color:var(--text-secondary);flex-shrink:0;font-size:13px;font-weight:500}.settings-value{color:var(--text-primary);text-align:right;text-overflow:ellipsis;white-space:nowrap;min-width:0;font-size:13px;overflow:hidden}.settings-value-mono{color:var(--text-tertiary);font-family:SF Mono,Fira Code,monospace;font-size:12px}.settings-hint{color:var(--text-tertiary);font-size:12px;line-height:1.5}.settings-group{flex-direction:column;gap:8px;display:flex}.settings-group-title{color:var(--text-primary);font-size:14px;font-weight:600}.settings-group-desc{color:var(--text-secondary);font-size:13px;line-height:1.5}.settings-divider{background:var(--border);height:1px}.settings-btn{color:var(--text-primary);border:1px solid var(--border);cursor:pointer;background:0 0;border-radius:6px;align-self:flex-start;padding:8px 16px;font-family:inherit;font-size:13px;font-weight:500;transition:background .15s,border-color .15s}.settings-btn:hover{background:#ffffff0f;border-color:#fff3}.settings-btn:disabled{opacity:.5;cursor:not-allowed}.settings-btn-danger{color:var(--negative);border-color:#f871714d}.settings-btn-danger:hover{background:#f8717114;border-color:#f8717180}.settings-danger-text{color:var(--negative)}.settings-confirm{flex-direction:column;gap:10px;display:flex}.settings-confirm-text{color:var(--negative);font-size:13px;font-weight:500}.settings-confirm-actions{gap:8px;display:flex}.settings-legal-tabs{background:#ffffff0a;border-radius:8px;gap:4px;padding:3px;display:flex}.settings-legal-tab{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:7px 14px;font-family:inherit;font-size:13px;font-weight:400;transition:color .15s,background .15s}.settings-legal-tab:hover{color:var(--text-primary)}.settings-legal-tab.active{color:var(--text-primary);background:#ffffff14;font-weight:500}.settings-legal-content{color:var(--text-secondary);font-size:13px;line-height:1.7}.settings-legal-content h3{color:var(--text-primary);margin:20px 0 6px;font-size:14px;font-weight:600}.settings-legal-content h3:first-of-type{margin-top:0}.settings-legal-content p{margin:0 0 12px}.settings-legal-updated{color:var(--text-tertiary);margin-bottom:16px;font-size:12px}@media (width<=768px){.settings-page{padding:24px 16px}.settings-layout{flex-direction:column;gap:20px}.settings-nav{flex-direction:row;gap:4px;width:100%}.settings-nav-item{text-align:center;flex:1}.app{flex-direction:column}.sidebar{z-index:100;border-right:1px solid var(--border);width:70%;max-width:280px;height:100vh;display:none;position:fixed;top:0;left:0}.sidebar.open{display:flex}.sidebar-overlay{z-index:99;background:#00000080;display:none;position:fixed;inset:0}.sidebar-overlay.open{display:block}.main-area{width:100%}.topbar{padding:0 12px}.topbar-left{gap:8px}.topbar-menu-btn{display:flex}.main{padding:0}.query-results-area{padding:12px 12px 24px}.query-input-area,.query-centered{padding:0 12px}.query-input-area-inner{margin:0}.query-headline{font-size:24px}.query-centered{margin-top:-30px}.query-legal{font-size:12px}.login-card{padding:24px}.legal-page{padding:32px 16px}}