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.msg-content[data-v-fc4a6d44]{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border-light);border-bottom-left-radius:2px}.assistant .msg-content[data-v-fc4a6d44] p{margin:4px 0}.assistant .msg-content[data-v-fc4a6d44] code{background:var(--bg-hover);padding:1px 4px;border-radius:3px;font-size:12px}.assistant .msg-content[data-v-fc4a6d44] ul,.assistant .msg-content[data-v-fc4a6d44] ol{padding-left:18px;margin:4px 0}.typing-dot[data-v-fc4a6d44]{color:var(--text-muted);animation:blink-fc4a6d44 1s infinite}@keyframes blink-fc4a6d44{50%{opacity:.3}}.chat-input[data-v-fc4a6d44]{padding:10px;border-top:1px solid var(--border-light);display:flex;gap:8px}.chat-input textarea[data-v-fc4a6d44]{flex:1;padding:8px 10px;border:1px solid var(--border);border-radius:var(--radius-sm);font-family:inherit;font-size:13px;resize:none;background:var(--bg-primary);color:var(--text-primary)}.chat-input textarea[data-v-fc4a6d44]:focus{outline:none;border-color:var(--accent-light)}.send-btn[data-v-fc4a6d44]{padding:8px 14px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;font-family:inherit;font-size:13px;transition:background .2s;white-space:nowrap}.send-btn[data-v-fc4a6d44]:hover:not(:disabled){background:var(--accent-dark)}.send-btn[data-v-fc4a6d44]:disabled{opacity:.5;cursor:not-allowed}@keyframes fadeIn-fc4a6d44{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}:root{--bg-primary: #F5F0E8;--bg-card: #FEFCF7;--bg-hover: #F0E8DA;--accent: #8B7355;--accent-light: #A8956E;--accent-dark: #6B5740;--text-primary: #2C2420;--text-secondary: #6B5E52;--text-muted: #9B8E82;--border: #E0D5C5;--border-light: #EDE6DA;--success: #5C8A4D;--error: #C45C5C;--warning: #C4944D;--shadow-sm: 0 1px 3px rgba(44, 36, 32, .08);--shadow-md: 0 4px 12px rgba(44, 36, 32, .1);--shadow-lg: 0 8px 24px rgba(44, 36, 32, .12);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px}.theme-colorful{--bg-primary: linear-gradient(135deg, #E8F4FC 0%, #F0E8FC 50%, #FCF0E8 100%);--bg-card: rgba(255, 255, 255, .85);--bg-hover: rgba(255, 255, 255, .95);--accent: #FF6B35;--accent-light: #FF8F66;--accent-dark: #E85A28;--text-primary: #1A1A2E;--text-secondary: #4A4A68;--text-muted: #8888A8;--border: rgba(200, 200, 220, .4);--border-light: rgba(220, 220, 240, .3);--shadow-sm: 0 2px 8px rgba(100, 120, 180, .08);--shadow-md: 0 4px 16px rgba(100, 120, 180, .12);--shadow-lg: 0 8px 32px rgba(100, 120, 180, .15)}.theme-colorful{background:linear-gradient(135deg,#e8f4fc,#f0e8fc,#fcf0e8)!important;background-attachment:fixed!important}.theme-colorful .top-bar{background:#ffffffbf;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(200,200,220,.3)}.theme-colorful .card{background:#ffffffd9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(200,200,220,.3)}.theme-colorful .side-nav{background:#fff9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.theme-colorful .btn{background:#fffc;border:1px solid rgba(200,200,220,.4)}.theme-colorful .btn:hover{background:#fffffff2}.theme-colorful .btn-primary{background:linear-gradient(135deg,#ff6b35,#ff8f66);border-color:transparent;box-shadow:0 2px 8px #ff6b354d}.theme-colorful .btn-primary:hover{background:linear-gradient(135deg,#e85a28,#ff6b35)}.theme-colorful .btn-success{background:linear-gradient(135deg,#27ae60,#2ecc71);border-color:transparent;color:#fff;box-shadow:0 2px 8px #2ecc714d}.theme-colorful .btn-success:hover{background:linear-gradient(135deg,#219a52,#27ae60)}.theme-colorful .app-title{background:linear-gradient(135deg,#ff6b35,#9b59b6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.theme-colorful .word-main,.theme-colorful .word-display,.theme-colorful 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14px;border-radius:var(--radius-sm);border:1px solid var(--border)}.count-detail{font-size:12px;color:var(--text-muted);margin-left:4px}.btn-theme-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--bg-hover);border:1px solid var(--border);border-radius:50%;cursor:pointer;font-size:16px;transition:all .3s}.btn-theme-icon:hover{transform:scale(1.1);box-shadow:var(--shadow-sm)}.btn-immersive{padding:6px 16px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;font-family:inherit;font-size:13px;transition:all .2s}.btn-immersive:hover{background:var(--accent-dark)}.btn-logout{padding:6px 12px;background:transparent;color:var(--text-muted);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;font-family:inherit;font-size:12px;transition:all .2s}.btn-logout:hover{color:var(--error);border-color:var(--error)}.btn-stop-audio{padding:6px 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