:root{--bui-bg-root:#090a0f;--bui-bg-subtle:#0d1017;--bui-bg-surface:#121620;--bui-bg-card:#161c28b3;--bui-bg-card-hover:#1e2636d9;--bui-border-subtle:#ffffff12;--bui-border-default:#ffffff1f;--bui-border-focus:#10b981;--bui-text-primary:#f1f5f9;--bui-text-secondary:#94a3b8;--bui-text-muted:#64748b;--bui-accent:#10b981;--bui-accent-glow:#10b98126;--bui-accent-hover:#059669;--bui-font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--bui-font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bui-bg-root);color:var(--bui-text-primary);font-family:var(--bui-font-sans);-webkit-font-smoothing:antialiased;height:100vh;overflow:hidden}.bui-app-layout{background-color:var(--bui-bg-root);width:100vw;height:100vh;display:flex;overflow:hidden}.bui-sidebar{background-color:var(--bui-bg-subtle);border-right:1px solid var(--bui-border-subtle);-webkit-user-select:none;user-select:none;z-index:20;flex-direction:column;width:280px;height:100vh;transition:width .25s cubic-bezier(.16,1,.3,1);display:flex}.bui-sidebar.collapsed{width:68px}.bui-sidebar-header{border-bottom:1px solid var(--bui-border-subtle);justify-content:space-between;align-items:center;padding:16px;display:flex}.bui-brand{align-items:center;gap:10px;display:flex}.bui-brand-icon{color:#fff;width:34px;height:34px;box-shadow:0 0 14px var(--bui-accent-glow);background:linear-gradient(135deg,#10b981 0%,#047857 100%);border-radius:9px;justify-content:center;align-items:center;display:flex}.bui-brand-text{align-items:center;gap:8px;display:flex}.bui-brand-title{letter-spacing:-.02em;color:#fff;font-size:15px;font-weight:700}.bui-brand-badge{color:var(--bui-accent);background:#10b9811f;border:1px solid #10b98140;border-radius:6px;padding:2px 6px;font-size:10px;font-weight:600}.bui-collapse-btn{color:var(--bui-text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;padding:6px;transition:all .15s;display:flex}.bui-collapse-btn:hover{color:var(--bui-text-primary);background:#ffffff0d}.bui-sidebar-action-wrap{padding:12px 14px}.bui-new-chat-btn{border:1px solid var(--bui-border-default);width:100%;color:var(--bui-text-primary);cursor:pointer;background:#ffffff0a;border-radius:9px;justify-content:flex-start;align-items:center;gap:10px;padding:10px 14px;font-size:13.5px;font-weight:600;transition:all .2s cubic-bezier(.16,1,.3,1);display:flex}.bui-new-chat-btn:hover{background:#ffffff14;border-color:#fff3;transform:translateY(-1px)}.bui-sidebar-search{padding:0 14px 10px;position:relative}.bui-search-icon{color:var(--bui-text-muted);pointer-events:none;position:absolute;top:50%;left:24px;transform:translateY(-50%)}.bui-search-input{border:1px solid var(--bui-border-subtle);width:100%;color:var(--bui-text-primary);background:#00000040;border-radius:7px;outline:none;padding:7px 10px 7px 32px;font-size:12.5px;transition:border-color .15s}.bui-search-input:focus{border-color:var(--bui-border-focus)}.bui-sidebar-list{flex-direction:column;flex:1;gap:3px;padding:4px 10px;display:flex;overflow-y:auto}.bui-empty-sessions{text-align:center;color:var(--bui-text-muted);padding:20px 10px;font-size:12.5px}.bui-session-item{color:var(--bui-text-secondary);cursor:pointer;border-radius:8px;align-items:center;gap:10px;padding:9px 12px;font-size:13px;transition:all .15s;display:flex;position:relative}.bui-session-item:hover{color:var(--bui-text-primary);background:#ffffff0a}.bui-session-item.active{color:#fff;background:#10b9811f;border:1px solid #10b98133}.bui-session-icon{color:var(--bui-text-muted);flex-shrink:0}.bui-session-item.active .bui-session-icon{color:var(--bui-accent)}.bui-session-title{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.bui-session-delete-btn{color:var(--bui-text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:4px;display:none}.bui-session-item:hover .bui-session-delete-btn{display:flex}.bui-session-delete-btn:hover{color:#ef4444;background:#ef44441a}.bui-sidebar-footer{border-top:1px solid var(--bui-border-subtle);background:#00000026;padding:12px 14px}.bui-user-profile{cursor:pointer;border-radius:8px;align-items:center;gap:10px;padding:6px;transition:background .15s;display:flex}.bui-user-profile:hover{background:#ffffff0d}.bui-user-avatar{width:32px;height:32px;color:var(--bui-text-secondary);border:1px solid var(--bui-border-default);background:#1e293b;border-radius:50%;justify-content:center;align-items:center;display:flex;overflow:hidden}.bui-user-avatar img{object-fit:cover;width:100%;height:100%}.bui-user-details{flex:1;overflow:hidden}.bui-user-name-row{justify-content:space-between;align-items:center;gap:6px;display:flex}.bui-user-name{color:var(--bui-text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;overflow:hidden}.bui-role-chip{text-transform:uppercase;color:var(--bui-text-muted);background:#ffffff14;border-radius:4px;padding:1px 5px;font-size:9.5px;font-weight:700}.bui-user-email{color:var(--bui-text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:11px;display:block;overflow:hidden}.bui-main-workspace{background-color:var(--bui-bg-surface);flex-direction:column;flex:1;height:100vh;display:flex;position:relative;overflow:hidden}.bui-top-bar{border-bottom:1px solid var(--bui-border-subtle);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:10;background:#121620d9;justify-content:space-between;align-items:center;height:56px;padding:0 24px;display:flex}.bui-top-title-group{align-items:center;gap:14px;display:flex}.bui-top-title{color:var(--bui-text-primary);font-size:15px;font-weight:600}.bui-pill-indicator{color:var(--bui-text-muted);border:1px solid var(--bui-border-subtle);background:#ffffff0a;border-radius:12px;align-items:center;gap:6px;padding:3px 9px;font-size:11.5px;display:flex}.bui-dot-live{background-color:var(--bui-accent);width:6px;height:6px;box-shadow:0 0 8px var(--bui-accent);border-radius:50%}.bui-messages-scroll-area{flex-direction:column;flex:1;gap:24px;width:100%;max-width:960px;margin:0 auto;padding:24px;display:flex;overflow-y:auto}.bui-welcome-hero{text-align:center;max-width:680px;margin:auto;padding:40px 20px}.bui-hero-icon-wrap{width:56px;height:56px;color:var(--bui-accent);background:linear-gradient(135deg,#10b98133 0%,#0596690d 100%);border:1px solid #10b9814d;border-radius:16px;justify-content:center;align-items:center;margin:0 auto 18px;display:flex}.bui-hero-title{letter-spacing:-.03em;background:linear-gradient(#fff 0%,#cbd5e1 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:8px;font-size:24px;font-weight:700}.bui-hero-subtitle{color:var(--bui-text-secondary);margin-bottom:32px;font-size:14px;line-height:1.6}.bui-hero-features-grid{text-align:left;grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.bui-feature-card{background:var(--bui-bg-card);border:1px solid var(--bui-border-subtle);cursor:pointer;border-radius:12px;flex-direction:column;gap:8px;padding:16px;transition:all .2s cubic-bezier(.16,1,.3,1);display:flex}.bui-feature-card:hover{background:var(--bui-bg-card-hover);border-color:var(--bui-border-default);transform:translateY(-2px)}.bui-feat-icon{border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.bui-feat-icon.green{color:#10b981;background:#10b98126}.bui-feat-icon.purple{color:#a855f7;background:#a855f726}.bui-feat-icon.orange{color:#f97316;background:#f9731626}.bui-feat-title{color:var(--bui-text-primary);font-size:13.5px;font-weight:600}.bui-feat-desc{color:var(--bui-text-muted);font-size:12px;line-height:1.4}.bui-loading-messages{color:var(--bui-text-muted);justify-content:center;align-items:center;gap:10px;padding:40px;font-size:13px;display:flex}.bui-spinner{border:2px solid #ffffff1a;border-top-color:var(--bui-accent);border-radius:50%;width:16px;height:16px;animation:.8s linear infinite bui-spin}@keyframes bui-spin{to{transform:rotate(360deg)}}.bui-message-row{gap:14px;width:100%;display:flex}.bui-message-row.user{flex-direction:row-reverse}.bui-message-row.user.is-last-user{z-index:40;position:sticky;top:16px}.bui-message-row.user.is-last-user .bui-message-bubble{box-shadow:0 4px 15px #0006}.bui-avatar{border:1px solid var(--bui-border-default);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.bui-message-row.user .bui-avatar{color:#fff;background:#1e293b}.bui-message-row.assistant .bui-avatar{color:#fff;box-shadow:0 0 10px var(--bui-accent-glow);background:linear-gradient(135deg,#10b981 0%,#047857 100%)}.bui-message-bubble-wrapper{flex-direction:column;gap:8px;max-width:84%;display:flex}.bui-message-bubble{border-radius:14px;padding:14px 18px;font-size:14px;line-height:1.6}.bui-message-bubble.user{color:#fff;background:#10b981;border-bottom-right-radius:3px}.bui-message-bubble.assistant{background:var(--bui-bg-card);border:1px solid var(--bui-border-subtle);border-bottom-left-radius:3px;box-shadow:0 4px 16px #0003}.bui-user-text{white-space:pre-wrap;margin:0}.bui-markdown-body p{margin-bottom:12px}.bui-markdown-body p:last-child{margin-bottom:0}.bui-markdown-body h1,.bui-markdown-body h2,.bui-markdown-body h3{color:#fff;margin-top:16px;margin-bottom:8px;font-weight:600}.bui-markdown-body ul,.bui-markdown-body ol{margin-bottom:12px;margin-left:20px}.bui-markdown-body li{margin-bottom:4px}.bui-markdown-body table{border-collapse:collapse;width:100%;margin:14px 0;font-size:13px}.bui-markdown-body th,.bui-markdown-body td{border:1px solid var(--bui-border-default);text-align:left;padding:8px 12px}.bui-markdown-body th{background:#ffffff0d;font-weight:600}.bui-markdown-body code{font-family:var(--bui-font-mono);border:1px solid var(--bui-border-subtle);background:#00000059;border-radius:4px;padding:2px 5px;font-size:12px}.bui-thinking-card{background:#10b9810a;border:1px solid #10b9812e;border-radius:10px;margin-bottom:6px;overflow:hidden}.bui-thinking-header{width:100%;color:var(--bui-text-secondary);cursor:pointer;background:0 0;border:none;justify-content:space-between;align-items:center;padding:8px 12px;font-size:12.5px;font-weight:500;display:flex}.bui-thinking-title{align-items:center;gap:8px;display:flex}.bui-sparkle-icon{color:var(--bui-accent)}.bui-pulse-spin{animation:1.5s ease-in-out infinite bui-pulse}@keyframes bui-pulse{0%,to{opacity:.4;transform:scale(.9)}50%{opacity:1;transform:scale(1.1)}}.bui-thinking-badge{color:var(--bui-accent);background:#10b98126;border-radius:10px;padding:1px 6px;font-size:10px}.bui-thinking-content{border-top:1px solid #10b9811a;padding:8px 14px 12px}.bui-thinking-steps{flex-direction:column;gap:6px;list-style:none;display:flex}.bui-thinking-step-item{color:var(--bui-text-muted);align-items:flex-start;gap:8px;font-size:12px;line-height:1.4;display:flex}.bui-step-indicator{align-items:center;margin-top:2px;display:flex}.bui-step-icon.sql{color:#38bdf8}.bui-step-icon.semantic{color:#c084fc}.bui-step-dot{background:var(--bui-accent);border-radius:50%;width:5px;height:5px}.bui-tool-chips-container{flex-direction:column;gap:8px;width:100%;margin-bottom:8px;display:flex}.bui-expandable-tool-card{border:1px solid var(--bui-border-subtle);background:#0f141eb3;border-radius:10px;transition:all .2s cubic-bezier(.16,1,.3,1);overflow:hidden}.bui-expandable-tool-card:hover{border-color:var(--bui-border-default)}.bui-expandable-tool-card.pro-card{background:#a855f70f;border-color:#a855f74d}.bui-expandable-tool-card.sql-card{background:#38bdf80d;border-color:#38bdf840}.bui-expandable-tool-card.semantic-card{background:#10b9810d;border-color:#10b98140}.bui-tool-chip-header{width:100%;color:var(--bui-text-primary);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:10px;padding:8px 12px;font-size:12.5px;display:flex}.bui-tool-chip-header:hover{background:#ffffff08}.bui-chip-icon{color:var(--bui-accent);flex-shrink:0;display:flex}.bui-expandable-tool-card.pro-card .bui-chip-icon{color:#c084fc}.bui-expandable-tool-card.sql-card .bui-chip-icon{color:#38bdf8}.bui-chip-main-info{flex:1;align-items:center;gap:10px;display:flex;overflow:hidden}.bui-chip-name{white-space:nowrap;font-weight:600}.bui-chip-summary{color:var(--bui-text-muted);white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:4px;font-size:11.5px;display:flex;overflow:hidden}.bui-chip-check{color:#10b981}.bui-chip-toggle-icon{color:var(--bui-text-muted);flex-shrink:0;display:flex}.bui-tool-inspector{border-top:1px solid var(--bui-border-subtle);background:#00000059;flex-direction:column;gap:12px;padding:12px 14px;display:flex}.bui-inspector-section{flex-direction:column;gap:6px;display:flex}.bui-inspector-label{color:var(--bui-text-secondary);text-transform:uppercase;letter-spacing:.04em;align-items:center;gap:6px;font-size:11.5px;font-weight:600;display:flex}.bui-code-block{border:1px solid var(--bui-border-subtle);font-family:var(--bui-font-mono);color:#38bdf8;white-space:pre-wrap;background:#090c14;border-radius:6px;padding:10px 12px;font-size:12px;line-height:1.45;overflow-x:auto}.bui-query-pill{border:1px solid var(--bui-border-subtle);background:#090c14;border-radius:6px;align-items:center;gap:8px;padding:8px 12px;font-size:12.5px;display:flex}.bui-query-category{color:var(--bui-accent);font-weight:700;font-family:var(--bui-font-mono)}.bui-query-text{color:#f1f5f9}.bui-pro-input-box{background:#090c14;border:1px solid #a855f733;border-radius:6px;flex-direction:column;gap:6px;padding:10px 12px;font-size:12.5px;display:flex}.bui-pro-problem{color:#f1f5f9}.bui-pro-evidence{color:var(--bui-text-muted);margin-top:4px}.bui-evidence-text{max-height:140px;font-size:11.5px;font-family:var(--bui-font-mono);color:#cbd5e1;white-space:pre-wrap;margin-top:4px;overflow-y:auto}.bui-pro-analysis-markdown{color:#f1f5f9;background:#a855f714;border:1px solid #a855f733;border-radius:8px;padding:12px 14px;font-size:13px;line-height:1.6}.bui-table-scroll-wrapper{border:1px solid var(--bui-border-subtle);border-radius:6px;max-height:220px;overflow:auto}.bui-inspector-table{border-collapse:collapse;width:100%;font-size:11.5px;font-family:var(--bui-font-mono)}.bui-inspector-table th,.bui-inspector-table td{border-bottom:1px solid var(--bui-border-subtle);border-right:1px solid var(--bui-border-subtle);text-align:left;padding:6px 10px}.bui-inspector-table th{color:var(--bui-text-primary);background:#ffffff0f;font-weight:600;position:sticky;top:0}.bui-inspector-table tr:hover td{background:#ffffff08}.bui-more-rows-hint{color:var(--bui-text-muted);text-align:center;background:#0003;padding:6px 10px;font-size:11px}.bui-raw-result-json{max-height:200px;font-family:var(--bui-font-mono);color:#94a3b8;background:#090c14;border-radius:6px;padding:8px 10px;font-size:11px;overflow:auto}.bui-empty-result{color:var(--bui-text-muted);padding:6px 0;font-size:12px}.bui-context-cards-wrapper{border-top:1px solid var(--bui-border-subtle);margin-top:12px;padding-top:10px}.bui-context-header{color:var(--bui-text-muted);justify-content:space-between;align-items:center;margin-bottom:8px;font-size:11.5px;display:flex}.bui-context-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;display:grid}.bui-context-card{border:1px solid var(--bui-border-subtle);color:inherit;background:#0000004d;border-radius:8px;flex-direction:column;gap:6px;padding:10px 12px;text-decoration:none;transition:all .15s;display:flex}.bui-context-card:hover{background:#ffffff0a;border-color:#10b98166;transform:translateY(-1px)}.bui-context-card-top{justify-content:space-between;align-items:center;display:flex}.bui-context-badge{color:var(--bui-accent);align-items:center;gap:5px;font-size:10.5px;font-weight:600;display:flex}.bui-context-score{color:var(--bui-accent);background:#10b98126;border-radius:4px;padding:1px 4px;font-size:9.5px;font-weight:600}.bui-context-ext-icon{color:var(--bui-text-muted);opacity:.6}.bui-context-card-title{color:var(--bui-text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:12.5px;font-weight:600;overflow:hidden}.bui-context-card-snippet{color:var(--bui-text-muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:11px;line-height:1.35;display:-webkit-box;overflow:hidden}.bui-message-actions{opacity:0;align-items:center;gap:6px;margin-top:2px;transition:opacity .15s;display:flex}.bui-message-row:hover .bui-message-actions{opacity:1}.bui-action-btn{color:var(--bui-text-muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;align-items:center;gap:5px;padding:4px 8px;font-size:11.5px;transition:all .15s;display:flex}.bui-action-btn:hover{color:var(--bui-text-primary);border-color:var(--bui-border-subtle);background:#ffffff0f}.bui-action-btn.copied{color:var(--bui-accent)}.bui-action-btn.icon-only{padding:4px 6px}.bui-action-btn.icon-only.active{color:var(--bui-accent);background:#10b98126}.bui-feedback-group{gap:3px;margin-left:4px;display:flex}.bui-composer-wrapper{flex-direction:column;gap:8px;width:100%;max-width:960px;margin:0 auto;padding:12px 24px 20px;display:flex}.bui-quick-prompts{gap:8px;padding-bottom:4px;display:flex;overflow-x:auto}.bui-quick-prompt-chip{background:var(--bui-bg-card);border:1px solid var(--bui-border-subtle);color:var(--bui-text-secondary);cursor:pointer;white-space:nowrap;border-radius:16px;align-items:center;gap:6px;padding:6px 12px;font-size:12px;transition:all .15s;display:flex}.bui-quick-prompt-chip:hover:not(:disabled){background:var(--bui-bg-card-hover);color:var(--bui-text-primary);border-color:var(--bui-border-default);transform:translateY(-1px)}.bui-chip-sparkle{color:var(--bui-accent)}.bui-composer-box{background:var(--bui-bg-card);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--bui-border-default);border-radius:14px;padding:12px 14px;transition:border-color .2s,box-shadow .2s;box-shadow:0 8px 32px #0006}.bui-composer-box:focus-within{border-color:#10b98199;box-shadow:0 8px 32px #10b9811f}.bui-composer-topbar{align-items:center;margin-bottom:8px;display:flex}.bui-model-badge{color:var(--bui-text-muted);background:#ffffff0a;border-radius:6px;align-items:center;gap:6px;padding:2px 8px;font-size:11px;font-weight:600;display:inline-flex}.bui-composer-input-row{align-items:flex-end;gap:10px;display:flex}.bui-composer-textarea{color:var(--bui-text-primary);font-family:var(--bui-font-sans);resize:none;background:0 0;border:none;outline:none;flex:1;max-height:180px;font-size:14px;line-height:1.5}.bui-composer-textarea::placeholder{color:var(--bui-text-muted)}.bui-send-btn{background:var(--bui-accent);color:#fff;cursor:pointer;border:none;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;transition:all .15s;display:flex}.bui-send-btn:hover:not(:disabled){background:var(--bui-accent-hover);transform:scale(1.04)}.bui-send-btn:disabled{color:var(--bui-text-muted);cursor:not-allowed;background:#ffffff0f}.bui-stop-btn{color:#ef4444;cursor:pointer;background:#ef444433;border:1px solid #ef444466;border-radius:10px;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.bui-stop-square{background:#ef4444;border-radius:2px;width:12px;height:12px}.bui-composer-footer{color:var(--bui-text-muted);justify-content:space-between;align-items:center;margin-top:8px;font-size:11px;display:flex}.bui-key-hint{align-items:center;gap:3px;display:flex}.bui-modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:50;background:#000000b3;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.bui-modal-card{background:var(--bui-bg-surface);border:1px solid var(--bui-border-default);border-radius:16px;flex-direction:column;gap:16px;width:100%;max-width:440px;padding:24px;display:flex;box-shadow:0 20px 50px #0009}.bui-modal-header{justify-content:space-between;align-items:center;display:flex}.bui-modal-title{color:#fff;align-items:center;gap:10px;font-size:16px;font-weight:700;display:flex}.bui-modal-title-icon{color:var(--bui-accent)}.bui-modal-close-btn{color:var(--bui-text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px}.bui-modal-desc{color:var(--bui-text-secondary);font-size:13px;line-height:1.5}.bui-user-list{flex-direction:column;gap:8px;display:flex}.bui-user-option-card{border:1px solid var(--bui-border-subtle);cursor:pointer;background:#ffffff08;border-radius:10px;align-items:center;gap:12px;padding:12px;transition:all .15s;display:flex}.bui-user-option-card:hover{border-color:var(--bui-border-default);background:#ffffff12}.bui-user-option-card.selected{background:#10b9811f;border-color:#10b98166}.bui-option-avatar{border-radius:50%;width:40px;height:40px;overflow:hidden}.bui-option-avatar img{object-fit:cover;width:100%;height:100%}.bui-default-avatar{color:#fff;background:#334155;justify-content:center;align-items:center;width:100%;height:100%;font-weight:700;display:flex}.bui-option-info{flex:1}.bui-option-name-row{align-items:center;gap:8px;display:flex}.bui-option-name{color:var(--bui-text-primary);font-size:13.5px;font-weight:600}.bui-option-role-badge{text-transform:uppercase;color:var(--bui-accent);background:#10b98133;border-radius:4px;padding:1px 6px;font-size:10px;font-weight:700}.bui-option-email{color:var(--bui-text-muted);font-size:11.5px}.bui-selected-indicator{color:var(--bui-accent)}.bui-modal-footer{border-top:1px solid var(--bui-border-subtle);padding-top:12px}.bui-auth-tip{color:var(--bui-text-muted);align-items:center;gap:6px;font-size:11px;display:flex}