:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--bg-color: #ffffff;--sidebar-bg: #f9fafb;--text-color: #1f2937;--text-secondary: #6b7280;--border-color: #e5e7eb;--message-user-bg: #165DFF;--message-user-text: #ffffff;--message-ai-bg: #f3f4f6;--input-bg: #ffffff;--input-wrapper-bg: #f3f4f6;--btn-primary-bg: #165DFF;--btn-primary-hover: #2563EB;--btn-secondary-bg: #f3f4f6;--btn-secondary-text: #374151;--btn-secondary-border: #e5e7eb;--btn-secondary-hover: #e5e7eb;--active-session-bg: #e5e7eb;--accent-color: #165DFF;--accent-hover: #2563EB;--success-color: #10b981;--success-hover: #34D399;--warning-color: #f59e0b;--warning-hover: #FBBF24;--error-color: #EF4444;--error-hover: #F87171;--info-color: #8B5CF6;--info-hover: #A78BFA;--gradient-primary: linear-gradient(135deg, #165DFF, #2563EB);--card-shadow: 0 1px 3px 0 rgba(0, 0, 0, .1), 0 1px 2px 0 rgba(0, 0, 0, .06);--transition: all .2s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box}[data-theme=dark]{--bg-color: #0a0a0a;--sidebar-bg: #1a1a1a;--text-color: #ffffff;--text-secondary: #b0b0b0;--border-color: #333333;--message-user-bg: #3B82F6;--message-user-text: #ffffff;--message-ai-bg: #2a2a2a;--input-bg: #0a0a0a;--input-wrapper-bg: #2a2a2a;--btn-primary-bg: #3B82F6;--btn-primary-hover: #60A5FA;--btn-secondary-bg: #1F2937;--btn-secondary-text: #F9FAFB;--btn-secondary-border: #374151;--btn-secondary-hover: #374151;--active-session-bg: #3a3a3a;--accent-color: #60A5FA;--accent-hover: #3B82F6;--success-color: #10b981;--success-hover: #34D399;--warning-color: #f59e0b;--warning-hover: #FBBF24;--error-color: #EF4444;--error-hover: #F87171;--info-color: #8B5CF6;--info-hover: #A78BFA;--gradient-primary: linear-gradient(135deg, #3B82F6, #60A5FA);--card-shadow: 0 1px 3px 0 rgba(0, 0, 0, .5), 0 1px 2px 0 rgba(0, 0, 0, .4)}html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background-color:var(--bg-color);color:var(--text-color);transition:background-color .3s,color .3s}#app{width:100%;height:100%}[data-theme=dark] .markdown-body pre,[data-theme=dark] .markdown-body pre *{background:#000!important;color:#d4d4d4!important}[data-theme=dark] .code-block-wrapper{border:1px solid #333333!important;box-shadow:0 1px 3px #00000080}[data-theme=dark] .code-block-header,[data-theme=dark] .code-block-header *{background:#1a1a1a!important;color:#ccc!important;border-bottom:1px solid #333333!important}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}@media(max-width:768px){::-webkit-scrollbar{display:none;width:0;height:0}*{scrollbar-width:none!important;-ms-overflow-style:none!important}html,body{overscroll-behavior:none;touch-action:pan-y}}.input-container[data-v-a65891b5]{padding:20px;background:var(--bg-color);border-top:1px solid var(--border-color)}.input-wrapper[data-v-a65891b5]{width:100%;max-width:1000px;margin:0 auto;position:relative;display:flex;align-items:flex-end;gap:10px;background:var(--input-wrapper-bg);padding:12px;border-radius:20px;border:1px solid var(--border-color);transition:all .2s}.input-wrapper[data-v-a65891b5]:focus-within{border-color:var(--accent-color);box-shadow:0 2px 10px #3b82f61a}.chat-textarea[data-v-a65891b5]{flex:1;border:none;background:transparent;resize:none;padding:10px 12px;font-family:inherit;font-size:16px;line-height:1.5;outline:none;max-height:200px;min-height:36px;color:var(--text-color)}.send-btn[data-v-a65891b5],.stop-btn[data-v-a65891b5]{border:none;padding:10px 20px;border-radius:16px;cursor:pointer;font-weight:500;transition:all .2s;font-size:14px}.send-btn[data-v-a65891b5]{background:var(--btn-primary-bg);color:#fff}.send-btn[data-v-a65891b5]:hover:not(:disabled){background:var(--btn-primary-hover);transform:translateY(-1px);box-shadow:0 2px 4px #3b82f64d}.send-btn[data-v-a65891b5]:disabled{background:var(--btn-secondary-bg);cursor:not-allowed}.stop-btn[data-v-a65891b5]{background:var(--error-color);color:#fff}.stop-btn[data-v-a65891b5]:hover{background:var(--error-hover);transform:translateY(-1px);box-shadow:0 2px 4px #ef44444d}.message-container[data-v-ba115129]{display:flex;gap:12px;padding:16px;max-width:800px;margin:0 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bounce{0%,20%,50%,80%,to{transform:translateY(0)}40%{transform:translateY(-10px)}60%{transform:translateY(-5px)}}.empty-state h2{font-size:24px;font-weight:600;color:var(--text-color);margin:0 0 12px}.empty-state p{font-size:16px;margin:0 0 32px;max-width:400px;line-height:1.6}.suggestions{display:flex;flex-direction:column;gap:12px;max-width:400px;width:100%}.suggestion-btn{padding:14px 16px;background:var(--btn-secondary-bg);border:1px solid var(--border-color);border-radius:8px;color:var(--text-color);cursor:pointer;font-size:14px;text-align:left;transition:all .2s;display:flex;align-items:center;gap:10px}.suggestion-btn:hover{background:var(--btn-secondary-hover);border-color:var(--accent-color);transform:translateY(-1px);box-shadow:var(--card-shadow)}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;gap:12px;color:var(--text-secondary)}.loading-spinner{width:32px;height:32px;border:2px solid var(--border-color);border-top:2px solid var(--accent-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.chat-footer{border-top:1px solid var(--border-color);padding:20px 24px;background:var(--bg-color);transition:all .3s;box-shadow:0 -1px 3px #0000000d}.input-container{display:flex;flex-direction:column;gap:12px}.input-tools{display:flex;gap:8px;padding:0 4px}.tool-btn{background:var(--btn-secondary-bg);border:1px solid var(--border-color);border-radius:6px;padding:8px;font-size:16px;color:var(--text-color);cursor:pointer;transition:all .2s;line-height:1}.tool-btn:hover{background:var(--btn-secondary-hover);border-color:var(--accent-color);transform:translateY(-1px)}@media(max-width:768px){.sidebar{width:260px}.menu-btn{display:block}.sidebar{position:fixed;top:0;left:0;bottom:0;transform:translate(-100%)}.sidebar-open{transform:translate(0)}.sidebar-overlay{position:fixed;inset:0;background:#00000080;z-index:90}.chat-header{padding:0 16px;height:56px}.chat-messages,.chat-footer{padding:16px}.empty-state{padding:24px 16px}.empty-illustration{font-size:48px}.empty-state h2{font-size:20px}}.session-list::-webkit-scrollbar{width:8px}.session-list::-webkit-scrollbar-track{background:transparent}.session-list::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:5px}.session-list::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}@keyframes slideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.empty-state{animation:slideIn .5s ease-out}.session-item{animation:slideIn .3s ease-out}@media(max-width:480px){.sidebar{width:100%}.app-logo h2{font-size:16px}.new-chat-btn{padding:10px 12px}.session-title{font-size:13px}}[data-theme=dark] .chat-messages{background:linear-gradient(to bottom,var(--bg-color),rgba(96,165,250,.05))}[data-theme=dark] .session-item:hover{box-shadow:0 1px 3px #0000004d}@media(prefers-contrast:high){.session-item{border:1px solid 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