:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:#ffffffde;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#242424;font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;font-weight:400;line-height:1.5}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}a{color:#646cff;-webkit-text-decoration:inherit;text-decoration:inherit;font-weight:500}a:hover{color:#535bf2}body{place-items:center;min-width:320px;min-height:100vh;margin:0;display:flex}h1{font-size:3.2em;line-height:1.1}button{cursor:pointer;background-color:#1a1a1a;border:1px solid #0000;border-radius:8px;padding:.6em 1.2em;font-family:inherit;font-size:1em;font-weight:500;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{color:#333;background:#f7f8fa;margin:0;padding:0;font-family:Inter,sans-serif}.app-container{justify-content:center;padding-top:40px;display:flex}.chat-interface{background:#fff;border-radius:16px;flex-direction:column;width:420px;height:85vh;display:flex;overflow:hidden;box-shadow:0 4px 24px #0000001a}.chat-header{color:#fff;background:#222;padding:18px;font-size:18px;font-weight:600}.chat-subtitle{opacity:.7;margin-top:4px;font-size:13px;display:block}.message-list{flex:1;padding:16px;overflow-y:auto}.message-bubble{border-radius:12px;max-width:85%;margin-bottom:12px;padding:12px 16px;line-height:1.4}.message-bubble.user{color:#fff;background:#005fff;margin-left:auto}.message-bubble.bot{color:#333;background:#ececec;margin-right:auto}.chat-input-area{background:#f0f0f0;align-items:center;gap:8px;padding:12px;display:flex}.upload-btn{cursor:pointer;background:#ddd;border-radius:8px;padding:8px 12px}.upload-btn input{display:none}.chat-input-area input[type=text]{border:1px solid #ccc;border-radius:8px;flex:1;padding:10px}.send-btn{color:#fff;cursor:pointer;background:#005fff;border:none;border-radius:8px;padding:10px 16px}.schema-input-screen{justify-content:center;padding-top:60px;display:flex}.schema-card{background:#fff;border-radius:14px;width:350px;padding:24px;box-shadow:0 4px 20px #0000001a}.schema-card input{border:1px solid #ccc;border-radius:8px;width:100%;margin-top:12px;padding:10px}.schema-card button{color:#fff;cursor:pointer;background:#005fff;border:none;border-radius:8px;width:100%;margin-top:20px;padding:12px}