:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}#root{box-sizing:border-box;flex-direction:column;width:100%;height:100svh;display:flex;overflow:hidden}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}.chat-app{background:var(--bg);flex-direction:column;height:100svh;display:flex;overflow:hidden}.chat-header{border-bottom:1px solid var(--border);background:var(--bg);z-index:10;flex-shrink:0;justify-content:space-between;align-items:center;padding:14px 20px;display:flex}.chat-header__brand{align-items:center;gap:8px;display:flex}.chat-header__logo{color:var(--accent);font-size:18px;line-height:1}.chat-header__title{color:var(--text-h);letter-spacing:-.2px;font-size:16px;font-weight:600}.chat-header__new-btn{font-size:13px;font-family:var(--sans);border:1px solid var(--border);color:var(--text);cursor:pointer;background:0 0;border-radius:6px;padding:6px 12px;transition:background .15s,color .15s,border-color .15s}.chat-header__new-btn:hover:not(:disabled){background:var(--accent-bg);color:var(--accent);border-color:var(--accent-border)}.chat-header__new-btn:disabled{opacity:.45;cursor:not-allowed}.error-banner{background:#fee2e2;border-bottom:1px solid #fca5a5;flex-shrink:0;justify-content:space-between;align-items:center;gap:12px;padding:10px 20px;display:flex}@media (prefers-color-scheme:dark){.error-banner{background:#3b1a1a;border-bottom-color:#7f1d1d}}.error-banner__text{color:#b91c1c;font-size:14px;line-height:1.4}@media (prefers-color-scheme:dark){.error-banner__text{color:#fca5a5}}.error-banner__dismiss{cursor:pointer;color:#b91c1c;font-size:14px;line-height:1;font-family:var(--sans);background:0 0;border:none;border-radius:4px;flex-shrink:0;padding:2px 4px}.error-banner__dismiss:hover{background:#b91c1c1a}@media (prefers-color-scheme:dark){.error-banner__dismiss{color:#fca5a5}}.chat-main{scroll-behavior:smooth;overscroll-behavior:contain;flex:1;padding:0;overflow-y:auto}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;height:100%;min-height:260px;padding:40px 24px;display:flex}.empty-state__icon{color:var(--accent);opacity:.5;margin-bottom:20px}.empty-state__icon svg{width:48px;height:48px}.empty-state__title{color:var(--text-h);margin:0 0 8px;font-size:20px;font-weight:500}.empty-state__hint{color:var(--text);max-width:320px;margin:0;font-size:14px}.message-list{box-sizing:border-box;flex-direction:column;gap:16px;width:100%;max-width:760px;margin:0 auto;padding:24px 20px 8px;display:flex}.message{display:flex}.message.message--user{justify-content:flex-end}.message.message--assistant{justify-content:flex-start}.bubble{word-break:break-word;white-space:pre-wrap;border-radius:16px;max-width:min(75%,600px);padding:10px 14px;font-size:15px;line-height:1.6}.message--user .bubble{background:var(--accent);color:#fff;border-bottom-right-radius:4px}.message--assistant .bubble{background:var(--code-bg);color:var(--text-h);border-bottom-left-radius:4px}.bubble__text{display:block}.bubble--typing{align-items:center;gap:5px;padding:14px 16px;display:flex}.dot{background:var(--text);opacity:.5;border-radius:50%;width:7px;height:7px;animation:1.2s ease-in-out infinite bounce;display:inline-block}.dot:first-child{animation-delay:0s}.dot:nth-child(2){animation-delay:.18s}.dot:nth-child(3){animation-delay:.36s}@keyframes bounce{0%,60%,to{opacity:.5;transform:translateY(0)}30%{opacity:1;transform:translateY(-5px)}}.chat-input-area{background:var(--bg);border-top:1px solid var(--border);flex-shrink:0;padding:12px 20px 16px}.chat-input-form{align-items:flex-end;gap:8px;max-width:760px;margin:0 auto;display:flex}.chat-input{font:15px/1.5 var(--sans);color:var(--text-h);background:var(--code-bg);border:1px solid var(--border);resize:none;box-sizing:border-box;border-radius:12px;outline:none;flex:1;min-height:44px;max-height:200px;padding:10px 14px;transition:border-color .15s,box-shadow .15s;overflow-y:auto}.chat-input::placeholder{color:var(--text);opacity:.65}.chat-input:focus{border-color:var(--accent-border);box-shadow:0 0 0 3px var(--accent-bg)}.input-btn{cursor:pointer;border:none;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;transition:background .15s,opacity .15s,transform .1s;display:inline-flex}.input-btn svg{width:18px;height:18px}.input-btn--send{background:var(--accent);color:#fff}.input-btn--send:hover:not(:disabled){filter:brightness(1.1);transform:scale(1.04)}.input-btn--send:disabled{opacity:.35;cursor:not-allowed}.input-btn--stop{background:var(--code-bg);color:var(--text-h);border:1px solid var(--border)}.input-btn--stop:hover{color:#b91c1c;background:#fee2e2;border-color:#fca5a5}@media (prefers-color-scheme:dark){.input-btn--stop:hover{color:#fca5a5;background:#3b1a1a;border-color:#7f1d1d}}.chat-input-hint{max-width:760px;color:var(--text);opacity:.6;text-align:center;margin:6px auto 0;font-size:11px}