@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--primary-color: #007bff;--background-color: #f7f9fc;--surface-color: #ffffff;--text-color: #333333;--user-message-bg: #007bff;--user-message-text: #ffffff;--bot-message-bg: #e9ecef;--bot-message-text: #333333;--border-color: #dee2e6;--shadow: 0 4px 6px rgba(0, 0, 0, .1)}body{font-family:Inter,sans-serif;background-color:var(--background-color);margin:0;display:flex;justify-content:center;align-items:center;height:100vh;color:var(--text-color)}.chat-container{width:450px;height:90vh;max-height:700px;border-radius:16px;display:flex;flex-direction:column;background-color:var(--surface-color);box-shadow:var(--shadow);overflow:hidden}.chat-header{background-color:var(--primary-color);color:#fff;padding:16px;text-align:center;font-weight:600;font-size:1.1em;border-bottom:1px solid var(--border-color)}.chat-box{flex-grow:1;padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.message{padding:12px 16px;border-radius:20px;max-width:75%;line-height:1.5;word-wrap:break-word}.message.user{background-color:var(--user-message-bg);color:var(--user-message-text);align-self:flex-end;border-bottom-right-radius:4px}.message.bot{background-color:var(--bot-message-bg);color:var(--bot-message-text);align-self:flex-start;border-bottom-left-radius:4px}.input-area{display:flex;padding:16px;border-top:1px solid var(--border-color);background-color:var(--surface-color)}.input-area input{flex-grow:1;border:1px solid var(--border-color);border-radius:20px;padding:12px 16px;font-size:1em;outline:none;transition:border-color .2s}.input-area input:focus{border-color:var(--primary-color)}.input-area button{border:none;background-color:var(--primary-color);color:#fff;padding:12px 20px;border-radius:20px;margin-left:10px;cursor:pointer;font-weight:500;transition:background-color .2s}.input-area button:hover{background-color:#0056b3}.link-preview{display:flex;border:1px solid var(--border-color);border-radius:8px;margin-top:10px;text-decoration:none;color:inherit;overflow:hidden;background-color:var(--surface-color)}.link-preview:hover{border-color:var(--primary-color)}.link-preview img{width:100px;height:100px;object-fit:cover}.link-preview-text{padding:12px;flex-grow:1}.link-preview-text h4{margin:0 0 5px;font-size:.9em;font-weight:600}.link-preview-text p{margin:0;font-size:.8em;color:#6c757d}