:root{--bg: #141414;--surface: #1f1f1f;--surface-2: #2a2a2a;--border: #2e2e2e;--border-strong: #3d3d3d;--text: #ececec;--text-muted: #9ca3af;--accent: #818cf8;--accent-strong: #a5b4fc;--accent-soft: rgba(129, 140, 248, .16);--user-bubble: #2f2f2f;--user-text: #ececec;--danger: #f87171;--danger-soft: rgba(248, 113, 113, .12);--ok: #34d399;--radius-lg: 16px;--radius-md: 12px;--radius-sm: 8px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 6px 20px rgba(0, 0, 0, .55);--font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font);background:var(--bg);color:var(--text);overflow:hidden;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}#root{height:100dvh}.app{height:100dvh;display:flex;flex-direction:column;max-width:880px;margin:0 auto;padding:0 20px}.app__header{display:flex;align-items:baseline;gap:12px;padding:14px 4px 12px;border-bottom:1px solid var(--border)}.app__logo{color:var(--accent);font-size:18px;line-height:1}.app__title{font-weight:650;font-size:15px;letter-spacing:-.01em}.app__subtitle{color:var(--text-muted);font-size:12.5px}.thread{position:relative;flex:1;min-height:0;display:flex;flex-direction:column}.thread__viewport{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:24px 4px 16px;scroll-behavior:smooth}.thread__viewport::-webkit-scrollbar{width:10px}.thread__viewport::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:8px;border:2px solid var(--bg)}.thread__viewport::-webkit-scrollbar-thumb:hover{background:#555}.thread__jump{position:sticky;bottom:16px;margin-left:auto;margin-right:4px;width:40px;height:40px;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-md);transition:background .15s,border-color .15s}.thread__jump:hover{background:var(--surface-2);border-color:var(--border-strong)}.thread__jump:disabled{display:none}.msg{display:flex;flex-direction:column}.msg__row{display:flex;gap:12px;margin-bottom:18px}.msg__row--user{justify-content:flex-end}.msg__row--assistant{justify-content:flex-start}.msg__bubble{max-width:78%;background:var(--user-bubble);color:var(--user-text);border-radius:18px 18px 4px;padding:6px 14px;font-size:15px;line-height:1.5;white-space:pre-wrap;overflow-wrap:break-word}.msg__avatar{flex:0 0 auto;width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;margin-top:2px}.msg__col{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}.msg__meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--text-muted);min-height:20px}.msg__role{font-weight:650;color:var(--text)}.msg__copy{margin-left:auto;border:none;background:transparent;color:var(--text-muted);font-size:12px;font-weight:550;cursor:pointer;padding:2px 8px;border-radius:6px;transition:background .15s,color .15s}.msg__copy:hover{background:var(--surface-2);color:var(--text)}.msg__text{font-size:15px;line-height:1.65;color:var(--text)}.msg__caret{display:inline-block;width:8px;height:16px;margin-left:2px;vertical-align:text-bottom;background:var(--accent);border-radius:1px;animation:blink 1s steps(2,start) infinite}@keyframes blink{50%{opacity:0}}.msg__thinking{display:inline-flex;gap:5px;padding:8px 0}.msg__thinking span{width:7px;height:7px;border-radius:50%;background:var(--text-muted);animation:bounce 1.2s infinite ease-in-out}.msg__thinking span:nth-child(2){animation-delay:.15s}.msg__thinking span:nth-child(3){animation-delay:.3s}@keyframes bounce{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-4px);opacity:1}}.md{overflow-wrap:break-word}.md>:first-child{margin-top:0}.md>:last-child{margin-bottom:0}.md p{margin:0 0 10px}.md h1,.md h2,.md h3,.md h4{margin:18px 0 8px;line-height:1.3;font-weight:650;letter-spacing:-.01em}.md h1{font-size:1.35em}.md h2{font-size:1.2em}.md h3{font-size:1.08em}.md ul,.md ol{margin:0 0 10px;padding-left:24px}.md li{margin:3px 0}.md a{color:var(--accent);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .15s}.md a:hover{border-bottom-color:var(--accent)}.md code{font-family:var(--mono);font-size:.88em;background:var(--surface-2);border:1px solid var(--border);border-radius:5px;padding:1px 5px}.md pre{background:#0d0d0d;color:#e5e5e5;border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;overflow-x:auto;margin:0 0 12px}.md pre code{background:transparent;border:none;padding:0;color:inherit;font-size:.85em;line-height:1.5}.md blockquote{margin:0 0 10px;padding:2px 0 2px 14px;border-left:3px solid var(--border-strong);color:var(--text-muted)}.md table{border-collapse:collapse;margin:0 0 12px;width:100%;font-size:14px}.md th,.md td{border:1px solid var(--border);padding:6px 10px;text-align:left}.md th{background:var(--surface-2);font-weight:600}.md hr{border:none;border-top:1px solid var(--border);margin:14px 0}.tool{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);box-shadow:var(--shadow-sm);overflow:hidden;margin:4px 0;font-size:13.5px}.tool--error{border-color:#f8717180;background:var(--danger-soft)}.tool__head{display:flex;align-items:center;gap:9px;padding:9px 12px}.tool__state{width:16px;height:16px;flex:0 0 auto;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:10px}.tool--running .tool__state{border:2px solid var(--border-strong);border-top-color:var(--accent);animation:spin .8s linear infinite}.tool--done .tool__state{background:var(--ok);color:#0d0d0d}.tool--done .tool__state:after{content:"✓";font-size:10px;line-height:1}.tool--error .tool__state{background:var(--danger);color:#0d0d0d}.tool--error .tool__state:after{content:"!";font-size:11px;font-weight:700;line-height:1}@keyframes spin{to{transform:rotate(360deg)}}.tool__label{font-weight:600;color:var(--text)}.tool__name{margin-left:auto;font-family:var(--mono);font-size:11.5px;color:var(--text-muted);background:var(--surface-2);border-radius:5px;padding:2px 7px}.tool__body{border-top:1px solid var(--border)}.tool__details{border-bottom:1px solid var(--border)}.tool__details:last-child{border-bottom:none}.tool__details summary{cursor:pointer;padding:7px 12px;color:var(--text-muted);font-size:12.5px;font-weight:550;-webkit-user-select:none;user-select:none}.tool__details summary:hover{color:var(--text)}.tool__details pre{margin:0;padding:8px 12px 12px;font-family:var(--mono);font-size:12px;line-height:1.5;color:var(--text);background:var(--surface-2);white-space:pre-wrap;overflow-wrap:anywhere}.composer{flex:0 0 auto;padding:10px 4px 14px;background:linear-gradient(to top,var(--bg) 70%,transparent)}.composer__box{display:flex;align-items:flex-end;gap:10px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:10px 12px;box-shadow:var(--shadow-sm);transition:border-color .15s,box-shadow .15s}.composer__box:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.composer__input{flex:1;border:none;outline:none;resize:none;font:inherit;font-size:15px;line-height:1.5;color:var(--text);background:transparent;max-height:200px;padding:4px 0}.composer__input::placeholder{color:#6b7280}.composer__actions{flex:0 0 auto}.composer__btn{display:inline-flex;align-items:center;gap:7px;border:none;border-radius:10px;padding:8px 14px;font:inherit;font-size:14px;font-weight:600;cursor:pointer;transition:background .15s,opacity .15s}.composer__btn:disabled{opacity:.45;cursor:default}.composer__btn--send{background:var(--accent);color:#141414}.composer__btn--send:not(:disabled):hover{background:var(--accent-strong)}.composer__btn--stop{background:var(--surface-2);color:var(--text);border:1px solid var(--border)}.composer__btn--stop:hover{background:var(--border)}.composer__send-icon{width:14px;height:14px;background:currentColor;clip-path:polygon(0 0,100% 50%,0 100%,28% 50%)}.composer__stop-icon{width:11px;height:11px;background:currentColor;border-radius:2px}.composer__hint{margin-top:8px;text-align:center;font-size:11.5px;color:var(--text-muted)}.confirm-bar{flex:0 0 auto;margin:0 4px 10px;display:flex;align-items:center;gap:12px;padding:10px 14px;border:1px solid var(--accent);background:var(--accent-soft);border-radius:var(--radius-md)}.confirm-bar__text{flex:1;min-width:0;font-size:13.5px;color:var(--text)}.confirm-bar__actions{flex:0 0 auto;display:flex;gap:8px}.confirm-bar__btn{border:none;border-radius:8px;padding:7px 14px;font:inherit;font-size:13.5px;font-weight:600;cursor:pointer;transition:background .15s,opacity .15s}.confirm-bar__btn--confirm{background:var(--accent);color:#141414}.confirm-bar__btn--confirm:hover{background:var(--accent-strong)}.confirm-bar__btn--decline{background:var(--surface-2);color:var(--text);border:1px solid var(--border)}.confirm-bar__btn--decline:hover{background:var(--border)}.composer__hint kbd{font-family:var(--mono);font-size:10.5px;background:var(--surface-2);border:1px solid var(--border);border-bottom-width:2px;border-radius:4px;padding:1px 5px}.empty{display:flex;flex-direction:column;align-items:center;text-align:center;padding:48px 16px 24px}.empty__mark{font-size:40px;color:var(--accent);margin-bottom:16px}.empty__title{font-size:22px;font-weight:650;letter-spacing:-.02em;margin:0 0 8px}.empty__subtitle{color:var(--text-muted);font-size:14.5px;line-height:1.55;max-width:440px;margin:0 0 24px}.empty__suggestions{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;max-width:560px}.chip{border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:999px;padding:8px 14px;font:inherit;font-size:13.5px;cursor:pointer;transition:border-color .15s,background .15s}.chip:hover{border-color:var(--accent);background:var(--accent-soft)}.app__user{margin-left:auto;position:relative;flex:0 0 auto}.app__user-trigger{border:1px solid var(--border);background:var(--surface);padding:2px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color .15s,box-shadow .15s}.app__user-trigger:hover{border-color:var(--accent)}.app__user-trigger[aria-expanded=true]{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.app__avatar{width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12.5px;letter-spacing:.02em}.app__menu{position:absolute;top:calc(100% + 8px);right:0;width:240px;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius-md);box-shadow:var(--shadow-md);padding:6px;z-index:20;display:flex;flex-direction:column;gap:2px}.app__menu-head{display:flex;flex-direction:column;gap:2px;padding:8px 10px 10px;border-bottom:1px solid var(--border);margin-bottom:4px}.app__menu-name{color:var(--text);font-size:14px;font-weight:650;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.app__menu-email{color:var(--text-muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.app__menu-item{display:flex;align-items:center;gap:9px;border:none;background:transparent;color:var(--text);font:inherit;font-size:13.5px;font-weight:550;padding:9px 10px;border-radius:var(--radius-sm);cursor:pointer;text-align:left;transition:background .15s}.app__menu-item:hover{background:var(--surface-2)}.app__menu-icon{color:var(--text-muted);flex:0 0 auto}.app__menu-item:hover .app__menu-icon,.app__menu-item:hover{color:var(--danger)}.signin{height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px}.signin__card{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:32px 28px;display:flex;flex-direction:column;align-items:center;text-align:center}.signin__logo{font-size:34px;color:var(--accent);margin-bottom:12px}.signin__title{font-size:18px;font-weight:650;letter-spacing:-.01em;margin:0 0 6px}.signin__subtitle{color:var(--text-muted);font-size:13.5px;line-height:1.5;margin:0 0 20px}.signin__form{width:100%;display:flex;flex-direction:column;gap:10px}.signin__input{width:100%;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text);font:inherit;font-size:15px;padding:11px 14px;outline:none;transition:border-color .15s,box-shadow .15s}.signin__input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.signin__input::placeholder{color:#6b7280}.signin__btn{border:none;border-radius:var(--radius-md);background:var(--accent);color:#141414;font:inherit;font-size:14.5px;font-weight:650;padding:11px 14px;cursor:pointer;transition:background .15s,opacity .15s}.signin__btn:disabled{opacity:.55;cursor:default}.signin__btn:not(:disabled):hover{background:var(--accent-strong)}.signin__btn--ghost{background:var(--surface-2);color:var(--text);border:1px solid var(--border)}.signin__btn--ghost:hover{background:var(--border)}.signin__notice{width:100%;background:var(--accent-soft);border:1px solid var(--accent);color:var(--accent-strong);border-radius:var(--radius-md);font-size:13.5px;line-height:1.5;padding:10px 14px;margin-bottom:14px}.signin__notice--error{background:var(--danger-soft);border-color:var(--danger);color:var(--danger)}.signin__error{color:var(--danger);font-size:12.5px;line-height:1.4}