:root{--primary:#4f46e5;--primary-hover:#4338ca;--bg-color:#f8fafc;--text-color:#0f172a;--surface:#fff;--border:#e2e8f0;--error:#ef4444;--success:#10b981;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;font-family:Inter,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;--bg-color:#0f172a;--text-color:#f8fafc;--surface:#1e293b;--border:#334155}}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-color);flex-direction:column;min-height:100vh;display:flex}#root{flex-direction:column;flex:1;display:flex}.container{width:100%;max-width:800px;margin:0 auto;padding:2rem 1rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:2rem;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a}h1,h2,h3{margin-bottom:1rem;line-height:1.2}button{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:500;transition:all .2s;display:flex}button:hover{background:var(--primary-hover);transform:translateY(-1px)}button:disabled{opacity:.5;cursor:not-allowed;transform:none}button.secondary{color:var(--text-color);border:1px solid var(--border);background:0 0}button.secondary:hover{background:var(--border)}button.danger{background:var(--error)}button.danger:hover{background:#dc2626}input,select,textarea{border:1px solid var(--border);background:var(--bg-color);width:100%;color:var(--text-color);border-radius:8px;margin-bottom:1rem;padding:.75rem;font-family:inherit;font-size:1rem}input:focus,select:focus,textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 2px #4f46e533}label{margin-bottom:.5rem;font-size:.9rem;font-weight:500;display:block}@keyframes pulse{0%{transform:scale(1);box-shadow:0 0 #ef4444b3}70%{transform:scale(1.05);box-shadow:0 0 0 15px #ef444400}to{transform:scale(1);box-shadow:0 0 #ef444400}}.mic-btn{border-radius:50%;width:80px;height:80px;margin:2rem auto;font-size:2rem}.mic-btn.recording{background:var(--error);animation:1.5s infinite pulse}.chat-bubble{border-radius:12px;max-width:85%;margin-bottom:1rem;padding:1rem;line-height:1.5}.chat-bubble.user{background:var(--primary);color:#fff;border-bottom-right-radius:2px;margin-left:auto}.chat-bubble.ai{background:var(--border);color:var(--text-color);border-bottom-left-radius:2px;margin-right:auto}.message-meta{opacity:.8;margin-bottom:.25rem;font-size:.8rem}.loader{border:3px solid var(--border);border-top:3px solid var(--primary);border-radius:50%;width:24px;height:24px;margin:1rem auto;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}