: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}}.role-selection-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:2rem;box-sizing:border-box;perspective:1000px}.title-container{text-align:center;margin-bottom:3rem}.title-container h1{font-size:2.8rem;font-weight:700;margin-bottom:.5rem;color:#f5f5f5}.title-container p{font-size:1.1rem;color:#bdbdbd;max-width:600px}.roles-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;width:100%;max-width:1000px}.role-card{background-color:transparent;width:100%;height:350px;border:none;cursor:pointer}.role-card-inner{position:relative;width:100%;height:100%;text-align:center;transition:transform .8s;transform-style:preserve-3d;border-radius:15px;box-shadow:0 4px 8px #0003}.role-card:hover .role-card-inner{transform:rotateY(180deg)}.role-card-front,.role-card-back{position:absolute;width:100%;height:100%;-webkit-backface-visibility:hidden;backface-visibility:hidden;border-radius:15px;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:1.5rem;box-sizing:border-box}.role-card-front{background:linear-gradient(135deg,#3a3a3a,#2a2a2a);color:#fff;border:1px solid #4a4a4a}.role-card-front h2{font-size:1.8rem}.role-card-back{background:linear-gradient(135deg,#4caf50,#2e7d32);color:#fff;transform:rotateY(180deg)}.role-card-back p{font-size:1.1rem;line-height:1.6}.api-key-container{display:flex;flex-direction:column;justify-content:center;align-items:center;padding:2rem;background-color:var(--container-bg-color);border-radius:12px;box-shadow:0 5px 15px #0000004d;text-align:center;max-width:500px;width:90%}.api-key-container h2{margin-bottom:1rem;color:var(--text-color)}.api-key-container p{margin-bottom:1.5rem;color:#b0bec5}.api-key-container input{width:100%;padding:12px;margin-bottom:1rem;border-radius:6px;border:1px solid var(--border-color);background-color:var(--input-bg-color);color:var(--text-color);font-size:1rem}.back-button-api{margin-top:1rem;background-color:transparent;border:1px solid var(--primary-color);color:var(--primary-color)}.back-button-api:hover{background-color:var(--primary-color);color:#fff}.chat-container{width:100%;max-width:800px;height:90vh;max-height:1000px;background-color:var(--container-bg-color);border-radius:12px;box-shadow:0 10px 30px #00000080;display:flex;flex-direction:column;overflow:hidden}.chat-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem;border-bottom:1px solid var(--border-color);background-color:#333}.chat-header h2{margin:0;color:var(--primary-color);font-weight:700}.back-button{background:none;border:1px solid #777;color:#ccc;font-size:.9rem}.back-button:hover{background-color:#444;color:#fff}.chat-messages{flex-grow:1;padding:1.5rem;overflow-y:auto;display:flex;flex-direction:column;gap:1rem}.message{display:flex;max-width:85%;padding:.75rem 1.25rem;border-radius:18px;line-height:1.6;word-wrap:break-word}.message.user{align-self:flex-end;background-color:var(--primary-color);color:#fff;border-bottom-right-radius:4px}.message.ai{align-self:flex-start;background-color:#37474f;color:var(--text-color);border-bottom-left-radius:4px}.chat-input{display:flex;padding:1.5rem;border-top:1px solid var(--border-color)}.chat-input input{flex-grow:1;padding:12px;border:none;border-radius:6px;background-color:var(--input-bg-color);color:var(--text-color);font-size:1rem;margin-right:1rem}.chat-input input:focus{outline:none;box-shadow:0 0 0 2px var(--primary-color)}.chat-input button:disabled{background-color:#555;cursor:not-allowed}.loader{border:4px solid #f3f3f3;border-top:4px solid var(--primary-color);border-radius:50%;width:20px;height:20px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error-message{color:#ef5350;padding:0 1.5rem;margin-top:-.5rem;margin-bottom:1rem}:root{--background-color: #1a1a1a;--text-color: #f0f0f0;--primary-color: #4caf50;--container-bg-color: #2a2a2a;--input-bg-color: #333333;--border-color: #444444}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--background-color);color:var(--text-color)}.app-container{width:100%;height:100vh;display:flex;justify-content:center;align-items:center}pre{white-space:pre-wrap;word-wrap:break-word;font-family:Fira Code,"monospace"}button{background-color:var(--primary-color);color:#fff;border:none;padding:10px 15px;border-radius:6px;cursor:pointer;font-size:1rem;transition:background-color .2s ease,box-shadow .2s ease}button:hover{background-color:#45a049;box-shadow:0 0 10px #4caf5080}