:root{font-family:Inter,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;flex-direction:column;place-items:center;min-width:320px;min-height:100vh}.mainbody{display:flex;flex-direction:column}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}}body{margin:0;padding:0;background-color:#121212;color:#fff;font-family:Segoe UI,sans-serif;height:100vh;display:flex;justify-content:center;align-items:stretch}.chat-wrapper{display:flex;flex-direction:column;width:100%;max-width:900px;margin:0 auto;height:100vh;padding:1rem;box-sizing:border-box}.centered{justify-content:center;align-items:center}.logo{width:120px;height:auto;display:block;margin:0 auto 1.5rem;filter:drop-shadow(0 0 8px #88ffcc44)}.welcome-screen{text-align:center;flex-grow:1;display:flex;flex-direction:column;justify-content:center}.welcome-title{font-size:1.8rem;color:#fff;margin-bottom:2rem}.chat-box{flex-grow:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:1rem}.chat-message{max-width:75%;padding:1rem;border-radius:10px;line-height:1.5}.chat-message.user{background-color:#1f1f1f;align-self:flex-end}.chat-message.krishna{background-color:#2a2a2a;border-left:4px solid #8bc34a;align-self:flex-start;font-style:italic}.input-box{display:flex;flex-direction:column;gap:.5rem;padding-top:1rem}textarea{background-color:#1e1e1e;color:#fff;border:1px solid #444;border-radius:8px;padding:.75rem;font-size:1rem;resize:none}textarea::placeholder{color:#aaa;opacity:.8}button{background-color:#8bc34a;color:#000;font-size:1rem;border:none;border-radius:8px;padding:.75rem;cursor:pointer;transition:background-color .2s ease}button:hover{background-color:#a2dd5c}