.sidebar-backdrop{display:none}.sidebar{display:flex;flex-direction:column;width:var(--sidebar-width);min-width:var(--sidebar-width);height:100%;background-color:var(--color-sidebar-bg);border-right:1px solid var(--color-border);overflow:hidden;transition:width var(--transition-medium),min-width var(--transition-medium),padding var(--transition-medium)}.sidebar--closed{width:0;min-width:0;border-right:none}.sidebar-header{display:flex;align-items:center;gap:8px;padding:12px}.new-chat-button{flex:1;display:flex;align-items:center;gap:8px;padding:10px 12px;background-color:transparent;border:1px solid var(--color-border-strong);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:14px;font-weight:500;white-space:nowrap;transition:background-color var(--transition-fast)}.new-chat-button:hover{background-color:var(--color-sidebar-hover)}.new-chat-icon{font-size:16px;line-height:1}.sidebar-collapse-button{display:flex;align-items:center;justify-content:center;width:36px;height:36px;background-color:transparent;border:none;border-radius:var(--radius-md);color:var(--color-text-secondary);flex-shrink:0;transition:background-color var(--transition-fast)}.sidebar-collapse-button:hover{background-color:var(--color-sidebar-hover);color:var(--color-text-primary)}.chat-list{flex:1;overflow-y:auto;padding:8px 12px;white-space:nowrap}.chat-group{margin-bottom:16px}.chat-group-label{margin:8px 8px 4px;font-size:12px;font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.03em}.chat-group-items{list-style:none;margin:0;padding:0}.chat-list-item{width:100%;display:block;text-align:left;padding:9px 10px;background-color:transparent;border:none;border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:14px;transition:background-color var(--transition-fast),color var(--transition-fast)}.chat-list-item:hover{background-color:var(--color-sidebar-hover);color:var(--color-text-primary)}.chat-list-item--active{background-color:var(--color-sidebar-active);color:var(--color-text-primary)}.chat-list-item-title{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-list-empty{padding:12px 8px;color:var(--color-text-muted);font-size:13px}.sidebar-footer{display:flex;align-items:center;gap:10px;padding:12px;border-top:1px solid var(--color-border);white-space:nowrap}.user-avatar{display:flex;align-items:center;justify-content:center;width:32px;height:32px;min-width:32px;border-radius:50%;background-color:var(--color-border-strong);color:var(--color-text-primary);font-size:13px;font-weight:600}.user-info{display:flex;flex-direction:column;overflow:hidden}.user-name{font-size:13px;font-weight:500;color:var(--color-text-primary);overflow:hidden;text-overflow:ellipsis}.user-plan{font-size:12px;color:var(--color-text-muted);overflow:hidden;text-overflow:ellipsis}.sign-out-button{margin-left:auto;display:flex;align-items:center;justify-content:center;width:30px;height:30px;min-width:30px;background:none;border:1px solid var(--color-border);border-radius:6px;color:var(--color-text-muted);cursor:pointer}.sign-out-button:hover{color:#f28b82;border-color:#5f2f2f}@media (max-width: 768px){.sidebar{position:fixed;top:0;left:0;z-index:40;width:var(--sidebar-width);min-width:var(--sidebar-width);transform:translate(-100%);transition:transform var(--transition-medium);box-shadow:2px 0 12px #0006}.sidebar--open{transform:translate(0)}.sidebar--closed{width:var(--sidebar-width);min-width:var(--sidebar-width);border-right:1px solid var(--color-border)}.sidebar-backdrop{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:30;background-color:#00000080}}.message-row{width:100%;padding:24px 0}.message-row--assistant{background-color:var(--color-surface)}.message-content{display:flex;gap:16px;max-width:768px;margin:0 auto;padding:0 24px;align-items:flex-start}.message-avatar{display:flex;align-items:center;justify-content:center;width:30px;height:30px;min-width:30px;border-radius:6px;font-size:11px;font-weight:600;color:var(--color-main-bg)}.message-avatar--assistant{background-color:#10a37f;color:#fff}.message-avatar--user{background-color:var(--color-border-strong);color:var(--color-text-primary)}.message-body{display:flex;flex-direction:column;gap:4px;min-width:0;flex:1}.message-author{font-size:13px;font-weight:600;color:var(--color-text-primary)}.message-text{margin:0;font-size:15px;line-height:1.65;color:var(--color-text-primary);white-space:pre-wrap;word-wrap:break-word}.message-typing{display:flex;align-items:center;gap:4px;height:24px}.message-typing-dot{width:6px;height:6px;border-radius:50%;background-color:var(--color-text-muted);animation:message-typing-bounce 1.2s infinite ease-in-out}.message-typing-dot:nth-child(2){animation-delay:.15s}.message-typing-dot:nth-child(3){animation-delay:.3s}@keyframes message-typing-bounce{0%,60%,to{transform:translateY(0);opacity:.5}30%{transform:translateY(-4px);opacity:1}}.message-sources{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 0;padding:0;list-style:none}.message-source-chip{font-size:12px;color:var(--color-text-secondary);background-color:var(--color-surface-hover);border:1px solid var(--color-border-strong);border-radius:var(--radius-pill);padding:3px 10px}.message-route{align-self:flex-start;margin-top:6px;font-size:11px;font-weight:600;letter-spacing:.02em;color:var(--color-text-secondary);border:1px solid var(--color-border);border-radius:var(--radius-pill);padding:2px 8px}.message-route--semantic{color:#a78bfa;border-color:#4c3d78}.message-sql{margin-top:8px}.message-sql-summary{cursor:pointer;font-size:12px;color:var(--color-text-secondary);list-style:none;display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border:1px solid var(--color-border-strong);border-radius:var(--radius-pill);background-color:var(--color-surface-hover);-webkit-user-select:none;user-select:none}.message-sql-summary::-webkit-details-marker{display:none}.message-sql-summary:hover{color:var(--color-text-primary)}.message-sql-code{margin:6px 0 0;padding:10px 12px;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:12.5px;line-height:1.5;color:var(--color-text-secondary);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);overflow-x:auto;white-space:pre-wrap;word-wrap:break-word}.message-row--system{padding:8px 0}.system-message-content{max-width:768px;margin:0 auto;padding:0 24px}.system-message{margin:0;font-size:13px;line-height:1.5;color:var(--color-text-secondary);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:8px 12px;display:inline-block}.system-message--pending{color:var(--color-text-secondary)}.system-message--success{color:#6bcf9f;border-color:#2f5f4a}.system-message--error{color:#f28b82;border-color:#5f2f2f}.chat-input-wrapper{width:100%;max-width:768px;margin:0 auto;padding:0 24px 20px}.chat-input-pill{display:flex;align-items:flex-end;gap:8px;background-color:var(--color-surface);border:1px solid var(--color-border-strong);border-radius:var(--radius-lg);padding:10px 12px;transition:border-color var(--transition-fast)}.chat-input-pill:focus-within{border-color:var(--color-text-secondary)}.chat-input-textarea{flex:1;resize:none;background:transparent;border:none;color:var(--color-text-primary);font-size:15px;line-height:1.5;max-height:200px;min-height:24px;padding:4px}.chat-input-textarea::placeholder{color:var(--color-text-muted)}.chat-input-textarea:focus{outline:none}.chat-input-textarea:disabled{opacity:.6;cursor:not-allowed}.chat-input-attach-button{display:flex;align-items:center;justify-content:center;width:32px;height:32px;min-width:32px;border-radius:50%;border:none;background-color:transparent;color:var(--color-text-secondary);transition:background-color var(--transition-fast),color var(--transition-fast)}.chat-input-attach-button:hover:not(:disabled){background-color:var(--color-surface-hover);color:var(--color-text-primary)}.chat-input-attach-button:disabled{opacity:.35;cursor:not-allowed}.chat-input-send-button{display:flex;align-items:center;justify-content:center;width:32px;height:32px;min-width:32px;border-radius:50%;border:none;background-color:var(--color-accent);color:var(--color-main-bg);transition:opacity var(--transition-fast),transform var(--transition-fast)}.chat-input-send-button:hover:not(:disabled){transform:scale(1.05)}.chat-input-send-button:disabled{opacity:.35;cursor:not-allowed}.chat-input-hint{margin:10px 0 0;text-align:center;font-size:12px;color:var(--color-text-muted)}.chat-window{display:flex;flex-direction:column;flex:1;min-width:0;height:100%;background-color:var(--color-main-bg)}.chat-window-header{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--color-border);flex-shrink:0}.sidebar-toggle-button{display:flex;align-items:center;justify-content:center;width:36px;height:36px;min-width:36px;background-color:transparent;border:none;border-radius:var(--radius-md);color:var(--color-text-secondary);transition:background-color var(--transition-fast),color var(--transition-fast)}.sidebar-toggle-button:hover{background-color:var(--color-surface-hover);color:var(--color-text-primary)}.chat-window-title{margin:0;font-size:15px;font-weight:600;color:var(--color-text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-messages{flex:1;overflow-y:auto}.chat-input-anchor{flex-shrink:0;padding-top:8px}.chat-welcome{flex:1;display:flex;align-items:center;justify-content:center;padding:0 24px}.chat-welcome-content{width:100%;max-width:720px;display:flex;flex-direction:column;align-items:center;gap:24px}.chat-welcome-title{margin:0;font-size:28px;font-weight:600;color:var(--color-text-primary);text-align:center}.chat-welcome-content .chat-input-wrapper{padding:0}@media (min-width: 769px){.sidebar-toggle-button--hide-desktop{display:none}}.auth-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;background-color:var(--color-main-bg);padding:24px}.auth-card{width:100%;max-width:380px;background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:12px;padding:32px 28px;display:flex;flex-direction:column;gap:12px}.auth-title{margin:0;font-size:22px;font-weight:700;color:var(--color-text-primary);text-align:center}.auth-subtitle{margin:0 0 8px;font-size:14px;color:var(--color-text-secondary);text-align:center}.auth-notice{margin:0;font-size:13px;color:#6bcf9f;background-color:#6bcf9f14;border:1px solid #2f5f4a;border-radius:8px;padding:8px 12px}.auth-error{margin:0;font-size:13px;color:#f28b82;background-color:#f28b8214;border:1px solid #5f2f2f;border-radius:8px;padding:8px 12px}.auth-form{display:flex;flex-direction:column;gap:10px}.auth-input{background-color:var(--color-main-bg);border:1px solid var(--color-border-strong);border-radius:8px;padding:11px 14px;font-size:14px;color:var(--color-text-primary);outline:none}.auth-input:focus{border-color:#10a37f}.auth-input--code{text-align:center;font-size:20px;letter-spacing:8px;font-variant-numeric:tabular-nums}.auth-submit{margin-top:4px;background-color:#10a37f;color:#fff;border:none;border-radius:8px;padding:11px 14px;font-size:14px;font-weight:600;cursor:pointer}.auth-submit:hover:not(:disabled){background-color:#0e8e6f}.auth-submit:disabled{opacity:.6;cursor:default}.auth-divider{display:flex;align-items:center;gap:10px;color:var(--color-text-muted);font-size:12px}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background-color:var(--color-border)}.auth-oauth-buttons{display:flex;gap:10px}.auth-oauth{flex:1;background-color:var(--color-surface-hover);color:var(--color-text-primary);border:1px solid var(--color-border-strong);border-radius:8px;padding:10px 12px;font-size:14px;cursor:pointer}.auth-oauth:hover{border-color:var(--color-text-muted)}.auth-switch{margin:4px 0 0;font-size:13px;color:var(--color-text-secondary);text-align:center}.auth-link{background:none;border:none;padding:0;color:#10a37f;font-size:13px;cursor:pointer;text-decoration:underline}.auth-link:disabled{opacity:.6;cursor:default}.app-shell{display:flex;width:100%;height:100vh;overflow:hidden;background-color:var(--color-main-bg)}:root{--color-sidebar-bg: #171717;--color-sidebar-hover: #2a2a2a;--color-sidebar-active: #2a2a2a;--color-main-bg: #212121;--color-surface: #2a2a2a;--color-surface-hover: #333333;--color-border: #2f2f2f;--color-border-strong: #3d3d3d;--color-text-primary: #ececec;--color-text-secondary: #b4b4b4;--color-text-muted: #8e8ea0;--color-accent: #ffffff;--color-user-bubble: #2f2f2f;--color-assistant-bubble: transparent;--color-scrollbar: #4d4d4d;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";--sidebar-width: 260px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-pill: 999px;--transition-fast: .15s ease;--transition-medium: .25s ease}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--color-main-bg);color:var(--color-text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button{font-family:inherit;cursor:pointer}textarea{font-family:inherit}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background-color:var(--color-scrollbar);border-radius:var(--radius-pill)}a:focus-visible,button:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--color-text-primary);outline-offset:2px}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}