:root{--background-color: #0e0e10;--container-bg: #1c1c1e;--primary-text: #e6e6e6;--secondary-text: #8a8a8a;--accent-color: #7b3ff2;--accent-color-hover: #9365f5;--border-color: #2c2c2e;--input-bg: #2c2c2e;--user-message-bg: #7b3ff2;--ai-message-bg: #2c2c2e;--error-bg: #5c1a1a;--error-text: #fecaca;--font-family: "Inter", sans-serif;--border-radius: .75rem}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{font-family:var(--font-family);background-color:var(--background-color);color:var(--primary-text);line-height:1.6;display:flex;justify-content:center;align-items:center;padding:1rem}.app-container{width:100%;max-width:768px;height:95vh;max-height:900px;background-color:var(--container-bg);border-radius:var(--border-radius);border:1px solid var(--border-color);display:flex;flex-direction:column;overflow:hidden}.app-header{padding:1.5rem 2rem;border-bottom:1px solid var(--border-color);text-align:center;flex-shrink:0}.app-header h1{font-size:1.5rem;font-weight:700;color:var(--primary-text)}.app-header p{color:var(--secondary-text);font-size:.95rem}.chat-area{flex-grow:1;padding:1.5rem;overflow-y:auto;display:flex;flex-direction:column}#response-container{display:flex;flex-direction:column;gap:1rem;width:100%}.message-wrapper{display:flex;flex-direction:column;max-width:85%}.message-content{padding:.75rem 1rem;border-radius:var(--border-radius);font-size:1rem;white-space:pre-wrap;word-wrap:break-word}.message-content strong{color:var(--primary-text);font-weight:600}.user-message{align-self:flex-end;align-items:flex-end}.user-message .message-content{background-color:var(--user-message-bg);color:#fff;border-bottom-right-radius:.25rem}.user-message .message-content strong{color:#fff}.ai-message{align-self:flex-start;align-items:flex-start}.ai-message .message-content{background-color:var(--ai-message-bg);color:var(--primary-text);border-bottom-left-radius:.25rem}.prompt-form{display:flex;padding:1rem;border-top:1px solid var(--border-color);background-color:var(--container-bg);gap:.75rem;align-items:center;flex-shrink:0}#prompt-input{flex-grow:1;padding:.6875rem 1rem;border:2px solid var(--input-bg);border-radius:1.5rem;font-family:inherit;font-size:1rem;line-height:1.5;resize:none;background-color:var(--input-bg);min-height:50px;max-height:150px;overflow-y:auto;color:var(--primary-text);transition:border-color .2s ease-in-out}#prompt-input:focus{outline:none;border-color:var(--accent-color)}#submit-button{flex-shrink:0;width:50px;height:50px;border-radius:50%;border:none;background-color:var(--accent-color);color:#fff;cursor:pointer;display:flex;justify-content:center;align-items:center;transition:background-color .2s ease-in-out}#submit-button:hover:not(:disabled){background-color:var(--accent-color-hover)}#submit-button:disabled{background-color:#555;cursor:not-allowed}.icon{width:1.5rem;height:1.5rem}.loader{display:none;width:2rem;height:2rem;border:3px solid var(--border-color);border-top-color:var(--accent-color);border-radius:50%;animation:spin 1s linear infinite;margin:2rem auto;align-self:center}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 640px){body{padding:0}.app-container{height:100vh;max-height:none;border-radius:0;border:none}.app-header{padding:1rem 1.25rem}.app-header h1{font-size:1.25rem}.chat-area{padding:1rem}.prompt-form{padding:.75rem}}