:root{--primary: #6366f1;--primary-hover: #4f46e5;--danger: #ef4444;--danger-hover: #dc2626;--bg: #0f0f13;--surface: #1a1a24;--surface-2: #25253a;--text: #f0f0f5;--text-muted: #9898b0;--border: #2a2a3e;--radius: 12px;font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5;color:var(--text);background-color:var(--bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{margin:0;padding:0;box-sizing:border-box}body{min-height:100dvh;display:flex;align-items:center;justify-content:center}#root{width:100%;min-height:100dvh;display:flex;align-items:center;justify-content:center}button{font-family:inherit;cursor:pointer;border:none;outline:none}.container{width:100%;max-width:480px;min-height:100dvh;display:flex;flex-direction:column;padding:20px;position:relative}.back-btn{display:flex;align-items:center;gap:6px;background:none;color:var(--text-muted);font-size:14px;padding:8px 0;transition:color .2s}.back-btn:hover{color:var(--text)}.home{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}.home-icon{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--primary),#8b5cf6);display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:12px}.home h1{font-size:28px;font-weight:700;letter-spacing:-.5px}.subtitle{color:var(--text-muted);font-size:15px;margin-bottom:24px}.provider-toggle{display:flex;gap:8px;width:100%;max-width:340px;margin-bottom:16px}.provider-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:10px 12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-muted);transition:all .2s}.provider-btn .provider-name{font-size:15px;font-weight:600;color:var(--text)}.provider-btn .provider-meta{font-size:11px;letter-spacing:.3px;text-transform:uppercase;opacity:.7}.provider-btn.active{border-color:var(--primary);background:var(--surface-2);box-shadow:0 0 0 1px var(--primary)}.provider-btn:not(.active):hover{border-color:var(--text-muted)}.provider-hint{margin-top:16px;font-size:13px;color:var(--text-muted);text-align:center}.lang-toggle{display:flex;background:var(--surface);border-radius:50px;padding:4px;gap:4px;margin-bottom:32px}.lang-btn{padding:8px 24px;border-radius:50px;font-size:14px;font-weight:500;color:var(--text-muted);background:none;transition:all .2s}.lang-btn.active{background:var(--primary);color:#fff}.lang-btn:not(.active):hover{color:var(--text)}.mode-buttons{display:flex;gap:16px;width:100%;max-width:340px}.mode-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:12px;padding:28px 16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:15px;font-weight:500;transition:all .2s}.mode-btn:hover{background:var(--surface-2);border-color:var(--primary);transform:translateY(-2px)}.voice-screen{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px}.orb{width:160px;height:160px;border-radius:50%;background:var(--surface);display:flex;align-items:center;justify-content:center;position:relative}.orb-inner{width:120px;height:120px;border-radius:50%;background:linear-gradient(135deg,var(--primary),#8b5cf6);transition:transform .3s,box-shadow .3s}.orb.connecting .orb-inner{animation:pulse 1.5s ease-in-out infinite}.orb.listening .orb-inner{box-shadow:0 0 #6366f166;animation:listen-pulse 2s ease-in-out infinite}.orb.speaking .orb-inner{animation:speak-bounce .6s ease-in-out infinite alternate;box-shadow:0 0 40px #8b5cf680}@keyframes pulse{0%,to{transform:scale(.95);opacity:.7}50%{transform:scale(1.05);opacity:1}}@keyframes listen-pulse{0%{box-shadow:0 0 #6366f166}70%{box-shadow:0 0 0 20px #6366f100}to{box-shadow:0 0 #6366f100}}@keyframes speak-bounce{0%{transform:scale(1)}to{transform:scale(1.12)}}.voice-status{font-size:16px;color:var(--text-muted);font-weight:500}.call-btn{display:flex;align-items:center;gap:10px;padding:14px 32px;border-radius:50px;font-size:16px;font-weight:600;color:#fff;transition:all .2s}.call-btn.start{background:var(--primary)}.call-btn.start:hover{background:var(--primary-hover);transform:scale(1.03)}.call-controls{display:flex;gap:16px}.control-btn{display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px 24px;border-radius:var(--radius);font-size:13px;font-weight:500;color:var(--text);transition:all .2s}.control-btn.mute{background:var(--surface)}.control-btn.mute:hover{background:var(--surface-2)}.control-btn.end{background:var(--danger);color:#fff}.control-btn.end:hover{background:var(--danger-hover)}.chat-screen{flex:1;display:flex;flex-direction:column;min-height:0}.chat-messages{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding:16px 0}.chat-status{text-align:center;color:var(--text-muted);font-size:14px;padding:20px}.chat-bubble{max-width:80%;padding:10px 16px;border-radius:16px;font-size:15px;line-height:1.5;word-wrap:break-word}.chat-bubble.user{align-self:flex-end;background:var(--primary);color:#fff;border-bottom-right-radius:4px}.chat-bubble.agent{align-self:flex-start;background:var(--surface);color:var(--text);border-bottom-left-radius:4px}.chat-input-bar{display:flex;gap:8px;padding:12px 0;border-top:1px solid var(--border)}.chat-input{flex:1;background:var(--surface);border:1px solid var(--border);border-radius:50px;padding:12px 20px;color:var(--text);font-size:15px;font-family:inherit;outline:none;transition:border-color .2s}.chat-input::placeholder{color:var(--text-muted)}.chat-input:focus{border-color:var(--primary)}.send-btn{width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;transition:all .2s;flex-shrink:0}.send-btn:hover:not(:disabled){background:var(--primary-hover)}.send-btn:disabled{opacity:.4;cursor:not-allowed}.error-msg{color:var(--danger);font-size:14px;text-align:center}