:root{--bg:#0b0f0e;--bg-elevated:#121816;--bg-soft:#171d1b;--bg-hover:#1c2421;--border:#e8f0eb14;--border-strong:#e8f0eb24;--text:#e8f0eb;--text-muted:#8a9a92;--text-faint:#5c6b64;--accent:#78c7a8;--accent-soft:#78c7a824;--accent-strong:#9ad9be;--danger:#e07a6a;--user-bg:#1a2621;--shadow:0 24px 60px #00000059;--radius:18px;--sidebar-w:280px;--font:"Outfit", system-ui, sans-serif;--display:"Instrument Serif", Georgia, serif;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*,:before,:after{box-sizing:border-box}html,body,#root{height:100dvh;height:var(--app-height,100dvh);max-height:100dvh;max-height:var(--app-height,100dvh);width:100%;overflow:hidden}body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;overscroll-behavior:none;touch-action:manipulation;-webkit-tap-highlight-color:transparent;margin:0;overflow:hidden}button,textarea,input,select{font:inherit;color:inherit}button{cursor:pointer;background:0 0;border:none}a{color:var(--accent)}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:#e8f0eb1f padding-box padding-box;border:2px solid #0000;border-radius:999px}::-webkit-scrollbar-thumb:hover{background:#e8f0eb33 padding-box padding-box;border:2px solid #0000}.app{grid-template-columns:var(--sidebar-w) 1fr;background:radial-gradient(1200px 600px at 10% -10%, #78c7a814, transparent 55%), radial-gradient(900px 500px at 100% 0%, #5a8c780f, transparent 50%), linear-gradient(180deg, #0d1311 0%, var(--bg) 40%, #090c0b 100%);height:100%;min-height:0;display:grid;position:relative;overflow:hidden}.app.sidebar-closed{grid-template-columns:0 1fr}.sidebar{width:var(--sidebar-w);border-right:1px solid var(--border);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#0a0e0db8;flex-direction:column;transition:width .28s,opacity .2s,border-color .2s;display:flex;overflow:hidden}.app.sidebar-closed .sidebar{opacity:0;pointer-events:none;border-color:#0000;width:0}.sidebar-top{flex-direction:column;gap:10px;padding:18px 14px 10px;display:flex}.brand-row{justify-content:space-between;align-items:center;padding:0 4px 6px;display:flex}.brand{align-items:center;gap:10px;display:flex}.brand-mark{object-fit:cover;border-radius:8px;flex-shrink:0;width:32px;height:32px;display:block}.brand-name{font-family:var(--display);letter-spacing:.02em;font-size:1.45rem;line-height:1}.new-chat{border:1px solid var(--border-strong);width:100%;color:var(--text);background:linear-gradient(#78c7a81a,#78c7a808);border-radius:14px;align-items:center;gap:10px;padding:12px 14px;transition:background .2s,border-color .2s,transform .15s;display:flex}.new-chat:hover{background:var(--accent-soft);border-color:#78c7a859}.new-chat:active{transform:scale(.98)}.chat-list{flex-direction:column;flex:1;gap:4px;padding:8px 10px 16px;display:flex;overflow-y:auto}.chat-list-label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-faint);padding:10px 10px 6px;font-size:.72rem}.chat-item{group:true;text-align:left;width:100%;color:var(--text-muted);border-radius:12px;align-items:center;gap:8px;padding:10px;transition:background .15s,color .15s;display:flex;position:relative}.chat-item:hover,.chat-item.active{background:var(--bg-hover);color:var(--text)}.chat-item-title{white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:.92rem;overflow:hidden}.chat-item-delete{opacity:0;color:var(--text-faint);border-radius:8px;padding:4px;transition:opacity .15s,background .15s,color .15s}.chat-item:hover .chat-item-delete,.chat-item.active .chat-item-delete{opacity:1}.chat-item-delete:hover{color:var(--danger);background:#e07a6a26}.main{flex-direction:column;min-width:0;height:100%;min-height:0;display:flex;position:relative;overflow:hidden}.topbar{padding:calc(10px + env(safe-area-inset-top,0px)) 14px 10px;z-index:5;border-bottom:1px solid #0000;flex:none;justify-content:space-between;align-items:center;gap:8px;display:flex}.icon-btn{width:40px;height:40px;color:var(--text-muted);border:1px solid #0000;border-radius:12px;place-items:center;transition:background .15s,color .15s,border-color .15s;display:grid}.icon-btn:hover{background:var(--bg-soft);color:var(--text);border-color:var(--border)}.model-select{appearance:none;background:var(--bg-soft);border:1px solid var(--border);color:var(--text);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%238a9a92' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat;border-radius:999px;padding:8px 36px 8px 14px;font-size:.88rem;font-weight:500;transition:border-color .15s}.model-select:hover,.model-select:focus{border-color:#78c7a866;outline:none}.messages{-webkit-overflow-scrolling:touch;overscroll-behavior:contain;flex:auto;min-height:0;padding:8px 0 28px;overflow:hidden auto}.messages-inner{flex-direction:column;gap:22px;width:min(780px,100% - 32px);margin:0 auto;padding-bottom:8px;display:flex}.empty{flex:auto;place-items:center;min-height:0;padding:40px 20px 80px;animation:.55s both fadeUp;display:grid;overflow-y:auto}@keyframes fadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.empty-inner{text-align:center;max-width:520px}.empty-brand{margin:0 0 8px;line-height:0}.empty-brand img{filter:drop-shadow(0 12px 40px #388cff38);width:min(280px,72vw);height:auto;margin:0 auto;animation:.7s both logoIn;display:block}@keyframes logoIn{0%{opacity:0;transform:translateY(12px)scale(.96)}to{opacity:1;transform:translateY(0)scale(1)}}.empty-lead{color:var(--text-muted);max-width:28ch;margin:0 auto 28px;font-size:1.08rem;font-weight:300;line-height:1.55}.suggestions{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.suggestion{text-align:left;border:1px solid var(--border);color:var(--text-muted);background:#121816a6;border-radius:16px;padding:14px 16px;font-size:.9rem;line-height:1.4;transition:border-color .2s,background .2s,color .2s,transform .15s}.suggestion:hover{background:var(--accent-soft);color:var(--text);border-color:#78c7a859;transform:translateY(-1px)}.message{grid-template-columns:36px 1fr;align-items:start;gap:14px;animation:.35s both fadeUp;display:grid}.message.user .bubble{background:var(--user-bg);border:1px solid var(--border);border-radius:18px 18px 6px;padding:12px 16px}.message.assistant .bubble{padding:2px 0}.avatar{border-radius:50%;flex-shrink:0;place-items:center;width:36px;height:36px;margin-top:2px;display:grid}.message.user .avatar{color:var(--accent-strong);background:#24332d;font-size:.75rem;font-weight:600}.message.assistant .avatar{border:1.5px solid var(--accent);background:0 0}.message.assistant .avatar span{background:var(--accent);border-radius:50%;width:8px;height:8px}.bubble{min-width:0;color:var(--text);font-size:.98rem;line-height:1.65}.bubble p{margin:0 0 .85em}.bubble p:last-child{margin-bottom:0}.bubble pre{background:0 0;border:none;border-radius:0;margin:0;padding:14px 16px;font-size:.86rem;overflow-x:auto}.bubble code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em}.bubble :not(pre)>code,.bubble code.inline-code{background:#78c7a81f;border-radius:6px;padding:.12em .4em}.code-block{border:1px solid var(--border);background:#0a0e0d;border-radius:14px;margin:.9em 0;overflow:hidden}.code-block-bar{border-bottom:1px solid var(--border);background:#e8f0eb08;justify-content:space-between;align-items:center;gap:12px;padding:8px 12px;display:flex}.code-block-lang{letter-spacing:.06em;text-transform:uppercase;color:var(--text-faint);font-size:.72rem;font-weight:500}.code-copy-btn{color:var(--text-muted);border:1px solid #0000;border-radius:8px;align-items:center;gap:6px;padding:5px 10px;font-size:.78rem;font-weight:500;transition:background .15s,color .15s,border-color .15s;display:inline-flex}.code-copy-btn:hover{background:var(--bg-soft);color:var(--text);border-color:var(--border)}.code-copy-btn:active{transform:scale(.97)}.bubble ul,.bubble ol{margin:.5em 0 .9em;padding-left:1.3em}.bubble li{margin:.25em 0}.bubble a{text-underline-offset:3px;text-decoration:underline}.bubble blockquote{border-left:2px solid var(--accent);color:var(--text-muted);margin:.8em 0;padding-left:14px}.caret{width:7px;color:var(--accent);margin-left:2px;animation:1s step-end infinite blink;display:inline-block}.message-actions{opacity:0;gap:4px;margin-top:8px;transition:opacity .15s;display:flex}.message:hover .message-actions,.message:focus-within .message-actions{opacity:1}.action-btn{width:30px;height:30px;color:var(--text-faint);border-radius:8px;place-items:center;display:grid}.action-btn:hover{background:var(--bg-soft);color:var(--text)}.typing{align-items:center;gap:5px;padding:8px 0;display:inline-flex}.typing i{background:var(--accent);border-radius:50%;width:6px;height:6px;animation:1.2s ease-in-out infinite blink}.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}@keyframes blink{0%,80%,to{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-2px)}}.composer-wrap{padding:0 16px calc(12px + env(safe-area-inset-bottom,0px));background:linear-gradient(#0000,#0b0f0eeb 28%);flex:none}.composer{border:1px solid var(--border-strong);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);width:min(780px,100%);box-shadow:var(--shadow);background:#121816e6;border-radius:22px;grid-template-columns:1fr auto;align-items:end;gap:10px;margin:0 auto;padding:10px 10px 10px 16px;transition:border-color .2s,box-shadow .2s;display:grid}.composer:focus-within{border-color:#78c7a866;box-shadow:0 24px 60px #0006,0 0 0 3px #78c7a814}.composer textarea{resize:none;width:100%;min-height:28px;max-height:200px;color:var(--text);background:0 0;border:none;outline:none;padding:8px 0;line-height:1.5}.composer textarea::placeholder{color:var(--text-faint)}.send-btn{background:var(--accent);color:#0b0f0e;border-radius:14px;place-items:center;width:42px;height:42px;transition:transform .15s,background .15s,opacity .15s;display:grid}.send-btn:hover:not(:disabled){background:var(--accent-strong);transform:translateY(-1px)}.send-btn:disabled{opacity:.35;cursor:not-allowed}.send-btn.stop{color:#fff;background:#c97b6e}.composer-hint{text-align:center;width:min(780px,100%);color:var(--text-faint);margin:8px auto 0;font-size:.72rem}.error-banner{color:#f0b4aa;background:#e07a6a1f;border:1px solid #e07a6a4d;border-radius:12px;width:min(780px,100% - 32px);margin:0 auto 12px;padding:10px 14px;font-size:.88rem}.mobile-only{display:none}.desktop-only{display:block}@media (width<=860px){.mobile-only{display:grid!important}.desktop-only{display:none!important}.app,.app.sidebar-closed{flex-direction:column;grid-template-columns:none;width:100%;height:100%;min-height:0;display:flex}.sidebar{z-index:40;box-shadow:var(--shadow);pointer-events:auto;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);border-right:1px solid var(--border);transition:transform .28s;top:0;bottom:0;left:0;transform:translate(0);width:min(var(--sidebar-w), 86vw)!important;opacity:1!important;height:100%!important;max-height:none!important;position:fixed!important}.app.sidebar-closed .sidebar{box-shadow:none;transform:translate(-110%);pointer-events:none!important}.overlay{z-index:30;touch-action:none;background:#00000080;position:fixed;inset:0}.main{flex-direction:column;flex:auto;width:100%;min-width:0;height:auto;min-height:0;display:flex}.topbar{padding-left:max(10px, env(safe-area-inset-left,0px));padding-right:max(10px, env(safe-area-inset-right,0px));padding-top:max(10px, env(safe-area-inset-top,0px));gap:6px}.model-select{flex:auto;min-width:0;max-width:100%;padding:10px 34px 10px 12px;font-size:16px}.icon-btn{flex:none;width:44px;height:44px}.messages,.empty{flex:auto;min-height:0}.messages{-webkit-overflow-scrolling:touch;padding:8px 0 16px;overflow-y:auto}.messages-inner{gap:16px;width:min(780px,100% - 20px)}.message{grid-template-columns:30px 1fr;gap:10px}.avatar{width:30px;height:30px}.message.user .avatar{font-size:.68rem}.bubble{font-size:.95rem}.message-actions,.chat-item-delete{opacity:1}.composer-wrap{padding:0 10px calc(10px + env(safe-area-inset-bottom,0px));flex:none}.composer{border-radius:18px;gap:8px;padding:8px 8px 8px 12px}.composer textarea{max-height:120px;padding:10px 0;font-size:16px}.send-btn{border-radius:14px;width:44px;height:44px}.empty{-webkit-overflow-scrolling:touch;padding:24px 16px 40px;overflow-y:auto}.empty-brand img{width:min(220px,68vw)}.empty-lead{max-width:none;font-size:1rem}.suggestions{grid-template-columns:1fr}.suggestion{padding:14px;font-size:.92rem}.code-block-bar{padding:8px 10px}.code-copy-btn{min-height:36px;padding:8px 10px}}.login-overlay{z-index:100;-webkit-overflow-scrolling:touch;background:#00000073;place-items:center;padding:18px;display:grid;position:fixed;inset:0;overflow-y:auto}.login-card{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);width:min(420px,100%);box-shadow:var(--shadow);background:#0c100fe0;border:1px solid #e8f0eb1f;border-radius:22px;padding:18px 18px 16px}.login-logo{border-radius:12px;width:min(220px,70vw);height:auto;margin:0 auto 4px;display:block}.login-subtitle{color:var(--text-muted);text-align:center;margin-top:4px;font-size:.95rem;font-weight:300}.login-label{color:var(--text-faint);letter-spacing:.02em;margin-top:12px;font-size:.82rem;display:block}.login-input{width:100%;color:var(--text);background:#121816a6;border:1px solid #e8f0eb1f;border-radius:14px;outline:none;margin-top:6px;padding:12px}.login-input:focus{border-color:#78c7a873;box-shadow:0 0 0 4px #78c7a814}.login-error{color:#f0b4aa;background:#e07a6a1f;border:1px solid #e07a6a4d;border-radius:14px;margin-top:12px;padding:10px 12px;font-size:.9rem}.login-button{background:var(--accent);color:#0b0f0e;border:1px solid #78c7a833;border-radius:14px;justify-content:center;align-items:center;gap:8px;width:100%;margin-top:14px;padding:12px 14px;font-weight:700;display:inline-flex}.login-button:disabled{opacity:.6;cursor:not-allowed}@media (width<=860px){.login-overlay{padding:calc(16px + env(safe-area-inset-top,0px)) 14px calc(16px + env(safe-area-inset-bottom,0px));align-content:start;place-items:stretch stretch}.login-card{width:min(420px,100%);margin:0 auto}.login-input{min-height:48px;font-size:16px}.login-button{min-height:48px}}