: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)}}body{margin:0}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}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%}*{box-sizing:border-box}body{background:#f5f7fb;margin:0;font-family:Arial,sans-serif}#root{min-height:100vh}.app{background:#fff;border-radius:16px;flex-direction:column;width:100%;max-width:900px;height:90vh;margin:5vh auto;display:flex;overflow:hidden;box-shadow:0 4px 20px #0000001a}.chat-header{border-bottom:1px solid #ddd;justify-content:space-between;align-items:center;padding:18px 24px;display:flex}.chat-header h1{color:#111827;margin:0;font-size:26px;font-weight:700}.new-chat-button{cursor:pointer;color:#111827;background:#e5e7eb;border:1px solid #c7c7c7;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:600}.new-chat-button:hover{background:#d1d5db}.chat-container{flex-direction:column;flex:1;min-height:0;display:flex;overflow:hidden}.welcome-message{text-align:center;color:#777;margin:auto 16px}.welcome-message h2{color:#374151;font-size:22px}.welcome-message p{font-size:15px}.messages{overscroll-behavior:contain;scroll-behavior:auto;flex:1;min-height:0;padding:24px;overflow-y:auto}.message{overflow-wrap:anywhere;margin-bottom:18px;line-height:1.6}.message.user{text-align:right}.message.user .message-content{color:#fff;text-align:left;background:#2563eb;border-radius:14px;max-width:75%;padding:10px 14px;display:inline-block}.message.assistant .message-content{color:#222;text-align:left;background:#f0f0f0;border-radius:14px;max-width:85%;padding:10px 14px;display:inline-block}.message-content p:first-child{margin-top:0}.message-content p:last-child{margin-bottom:0}.message-content pre{color:#111827;background:#e5e7eb;border-radius:8px;max-width:100%;padding:12px;overflow-x:auto}.message-content code{overflow-wrap:anywhere}.copy-button{color:#374151;cursor:pointer;background:#f3f4f6;border:1px solid #d1d5db;border-radius:8px;margin-top:8px;padding:6px 12px;font-size:13px;display:block}.copy-button:hover{background:#e5e7eb}.message-time{color:#888;margin-top:4px;font-size:11px}.message.user .message-time{text-align:right}.message.assistant .message-time{text-align:left}.loading-dots{color:#555;font-size:14px;animation:1.2s ease-in-out infinite loading-pulse;display:inline-block}@keyframes loading-pulse{0%,to{opacity:.45}50%{opacity:1}}.chat-input-area{background:#fff;border-top:1px solid #ddd;flex-shrink:0;align-items:flex-end;gap:10px;padding:16px;display:flex}.chat-input-area textarea{resize:vertical;color:#111827;background:#fff;border:1px solid #ccc;border-radius:10px;outline:none;flex:1;min-width:0;min-height:48px;max-height:140px;padding:12px;font-family:Arial,sans-serif;font-size:16px;line-height:1.5}.chat-input-area textarea:focus{border-color:#2563eb}.chat-input-area button{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:10px;flex-shrink:0;min-height:48px;padding:12px 20px;font-size:15px}.chat-input-area button:hover:not(:disabled){background:#1d4ed8}.chat-input-area button:disabled{opacity:.6;cursor:not-allowed}@media (width<=600px){.app{border-radius:0;width:100%;height:100dvh;margin:0}.chat-header{padding:14px 16px}.chat-header h1{font-size:22px}.messages{padding:16px}.message.user .message-content,.message.assistant .message-content{max-width:90%}.chat-input-area{gap:8px;padding:12px}.chat-input-area textarea{font-size:16px}.chat-input-area button{padding:12px 16px}}