:root{--bg-primary: #050508;--bg-secondary: #0a0a10;--bg-card: #0f0f18;--bg-card-hover: #161622;--text-primary: #e8e8f0;--text-secondary: #8888a0;--text-muted: #505068;--accent-primary: #00d9ff;--accent-primary-hover: #00b8d9;--accent-secondary: #ff6b9d;--accent-success: #00ff88;--accent-danger: #ff4466;--accent-danger-hover: #dd2244;--border-color: #1a1a28;--border-radius: 16px;--border-radius-sm: 10px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .4);--shadow-md: 0 4px 24px rgba(0, 0, 0, .5);--shadow-glow: 0 0 40px rgba(0, 217, 255, .15);--font-family: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--transition-fast: .15s ease;--transition-normal: .25s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px}body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse at 30% 10%,rgba(0,217,255,.06) 0%,transparent 50%),radial-gradient(ellipse at 70% 90%,rgba(255,107,157,.04) 0%,transparent 50%),radial-gradient(circle at 50% 50%,rgba(0,255,136,.02) 0%,transparent 30%);pointer-events:none;z-index:-1}.app{max-width:480px;margin:0 auto;padding:24px 20px;min-height:100vh;display:flex;flex-direction:column}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px;padding-bottom:20px;border-bottom:1px solid var(--border-color)}.logo{display:flex;align-items:center;gap:12px}.logo-icon{font-size:2rem;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}.logo h1{font-family:var(--font-mono);font-size:1.1rem;font-weight:600;letter-spacing:-.5px;background:linear-gradient(135deg,var(--accent-primary) 0%,var(--accent-secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.status-badge{background:var(--bg-card);padding:8px 14px;border-radius:20px;font-size:.8rem;border:1px solid var(--border-color);font-family:var(--font-mono)}.main{flex:1}.card{background:var(--bg-card);border-radius:var(--border-radius);padding:28px;border:1px solid var(--border-color);box-shadow:var(--shadow-md);transition:box-shadow var(--transition-normal)}.card:hover{box-shadow:var(--shadow-md),var(--shadow-glow)}.card-header{text-align:center;margin-bottom:28px}.card-header h2{font-size:1.4rem;font-weight:600;margin-bottom:6px}.subtitle{color:var(--text-secondary);font-size:.85rem}.join-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-size:.85rem;font-weight:500;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.form-group input{background:var(--bg-secondary);border:2px solid var(--border-color);border-radius:var(--border-radius-sm);padding:14px 16px;font-size:1rem;color:var(--text-primary);font-family:var(--font-family);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.form-group input::placeholder{color:var(--text-muted)}.form-group input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #00d9ff26}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;font-size:1rem;font-weight:600;font-family:var(--font-family);border:none;border-radius:var(--border-radius-sm);cursor:pointer;transition:all var(--transition-fast)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--accent-primary) 0%,#00b8d9 100%);color:#000;box-shadow:0 4px 20px #00d9ff4d}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 25px #00d9ff66}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-danger{background:var(--accent-danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--accent-danger-hover)}.btn-talk{background:linear-gradient(135deg,#4ade80,#22c55e);color:#fff;flex:1}.btn-talk:hover:not(:disabled){background:linear-gradient(135deg,#22c55e,#16a34a);transform:translateY(-1px)}.btn-talk.active{background:linear-gradient(135deg,#ef4444,#dc2626);animation:pulse-recording 1.5s ease-in-out infinite}.btn-talk:disabled{opacity:.6;cursor:not-allowed}@keyframes pulse-recording{0%,to{box-shadow:0 0 #ef444466}50%{box-shadow:0 0 0 8px #ef444400}}.mic-status{display:flex;align-items:center;justify-content:center;gap:10px;padding:12px 16px;background:#4ade801a;border:1px solid rgba(74,222,128,.2);border-radius:var(--border-radius-sm);margin-bottom:16px}.mic-status .status-icon{font-size:1.2rem}.mic-status .status-icon.active{animation:pulse-icon 1s ease-in-out infinite}@keyframes pulse-icon{0%,to{transform:scale(1)}50%{transform:scale(1.2)}}.mic-status .status-text{font-size:.9rem;color:var(--text-secondary)}.avatar-section{margin-bottom:24px}.avatar-container{width:100%;height:360px;background:radial-gradient(ellipse at center,var(--bg-secondary) 0%,var(--bg-primary) 100%);border-radius:var(--border-radius);position:relative;overflow:hidden;border:1px solid var(--border-color);box-shadow:var(--shadow-md)}.avatar-container:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 50% 30%,rgba(0,217,255,.08) 0%,transparent 50%);pointer-events:none;z-index:1}.avatar-container canvas{position:relative;z-index:2}.avatar-loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:16px;color:var(--text-secondary);z-index:10}.avatar-loading .spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--accent-primary);border-radius:50%;animation:spin 1s linear infinite}.avatar-loading .loading-text{font-size:.85rem;font-family:var(--font-mono)}.avatar-error{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;color:var(--accent-danger);z-index:10;padding:20px}.avatar-error .error-icon{font-size:2rem;margin-bottom:8px}.avatar-error .error-text{font-size:.85rem;color:var(--text-secondary)}.visualizer-container{display:flex;justify-content:center;align-items:flex-end;padding:40px 0;background:linear-gradient(180deg,transparent 0%,rgba(0,217,255,.03) 100%);border-radius:var(--border-radius-sm);margin-bottom:24px}.visualizer{display:flex;align-items:flex-end;gap:4px;height:80px}.visualizer .bar{width:6px;height:20px;background:var(--border-color);border-radius:3px;transition:height .1s ease,background .3s ease}.visualizer.active .bar{background:linear-gradient(180deg,var(--accent-primary) 0%,var(--accent-secondary) 100%);animation:visualize .5s ease-in-out infinite alternate}.visualizer.active .bar:nth-child(1){animation-delay:0ms}.visualizer.active .bar:nth-child(2){animation-delay:50ms}.visualizer.active .bar:nth-child(3){animation-delay:.1s}.visualizer.active .bar:nth-child(4){animation-delay:.15s}.visualizer.active .bar:nth-child(5){animation-delay:.2s}.visualizer.active .bar:nth-child(6){animation-delay:.25s}.visualizer.active .bar:nth-child(7){animation-delay:.3s}.visualizer.active .bar:nth-child(8){animation-delay:.35s}.visualizer.active .bar:nth-child(9){animation-delay:.4s}.visualizer.active .bar:nth-child(10){animation-delay:.45s}.visualizer.active .bar:nth-child(11){animation-delay:.5s}.visualizer.active .bar:nth-child(12){animation-delay:.55s}@keyframes visualize{0%{height:20px}to{height:80px}}.audio-status{display:flex;align-items:center;justify-content:center;gap:12px;padding:16px;background:var(--bg-secondary);border-radius:var(--border-radius-sm);margin-bottom:24px;font-size:.9rem}.audio-status .status-icon{font-size:1.4rem}.audio-status .status-icon.playing{animation:pulse 1s ease-in-out infinite}.audio-status .status-icon.waiting{animation:spin 2s linear infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.15)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.audio-status .status-text{color:var(--text-secondary)}.audio-status .status-text strong{color:var(--accent-primary);font-family:var(--font-mono)}.player-controls{display:flex;justify-content:center}.footer{margin-top:40px;text-align:center;color:var(--text-muted);font-size:.8rem}.footer a{color:var(--accent-primary);text-decoration:none;transition:color var(--transition-fast)}.footer a:hover{color:var(--text-primary)}.text-input-container{display:flex;gap:12px;margin:24px 0;padding:16px;background:#ffffff08;border-radius:12px;border:1px solid rgba(255,255,255,.1)}.text-input{flex:1;padding:12px 16px;background:#0000004d;border:1px solid rgba(255,255,255,.15);border-radius:8px;color:var(--text-primary);font-size:1rem;font-family:inherit;outline:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.text-input::placeholder{color:var(--text-muted)}.text-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px #6366f133}.text-input:disabled{opacity:.5;cursor:not-allowed}.btn-send{background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));color:#fff;padding:12px 24px;border-radius:8px;font-weight:600;white-space:nowrap;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.btn-send:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 20px #6366f166}.btn-send:active:not(:disabled){transform:translateY(0)}.btn-send:disabled{opacity:.5;cursor:not-allowed;transform:none}@media(max-width:480px){.app{padding:16px}.header{flex-direction:column;gap:16px;text-align:center}.card{padding:20px}.text-input-container{flex-direction:column}.btn-send{width:100%}}