/* A股交易员助手 v3 */
#ast-app{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;max-width:1400px;margin:0 auto;color:#e0e0e0;background:#0d1117;border-radius:12px;padding:20px;}

/* Tabs */
.ast-tabs{display:flex;gap:4px;margin-bottom:16px;overflow-x:auto;border-bottom:1px solid #21262d;padding-bottom:8px;}
.ast-tab{padding:8px 16px;border:none;border-radius:6px 6px 0 0;background:transparent;color:#8b949e;font-size:13px;cursor:pointer;white-space:nowrap;transition:all .2s;}
.ast-tab:hover{color:#e0e0e0;background:#161b22;}
.ast-tab.active{color:#58a6ff;background:#161b22;font-weight:600;}
.ast-tab-ai{background:linear-gradient(135deg,rgba(200,255,46,.08),rgba(88,166,255,.08)) !important;border:1px solid rgba(200,255,46,.2) !important;border-bottom:none !important;}
.ast-tab-ai.active{color:#c8ff2e !important;border-color:rgba(200,255,46,.4) !important;background:linear-gradient(135deg,rgba(200,255,46,.15),rgba(88,166,255,.1)) !important;}
.ast-panel{display:none;}
.ast-panel.active{display:block;}
.ast-panel-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:8px;}
.ast-panel-header h2{margin:0;font-size:18px;font-weight:600;}
.ast-hint{font-size:12px;color:#8b949e;}

/* Sub tabs */
.ast-sub-tabs{display:flex;gap:4px;}
.ast-sub-tab{padding:6px 14px;border:1px solid #30363d;border-radius:6px;background:transparent;color:#8b949e;font-size:12px;cursor:pointer;}
.ast-sub-tab.active,.ast-sub-tab:hover{color:#58a6ff;border-color:#58a6ff;background:rgba(88,166,255,.08);}

/* Controls */
.ast-controls{display:flex;gap:12px;margin-bottom:16px;flex-wrap:wrap;align-items:center;}
.ast-search-group,.ast-strategy-group{display:flex;gap:6px;align-items:center;}
#ast-stock-input{padding:8px 14px;border:1px solid #30363d;border-radius:6px;background:#161b22;color:#e0e0e0;font-size:14px;width:220px;outline:none;}
#ast-stock-input:focus{border-color:#58a6ff;}
#ast-strategy-select,.ast-screener-controls select{padding:8px 12px;border:1px solid #30363d;border-radius:6px;background:#161b22;color:#e0e0e0;font-size:13px;}
#ast-search-btn,#ast-backtest-btn,.ast-screener-controls button{padding:8px 18px;border:none;border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s;}
#ast-search-btn{background:#238636;color:#fff;}
#ast-search-btn:hover{background:#2ea043;}
#ast-backtest-btn,.ast-screener-controls button{background:#1f6feb;color:#fff;}
#ast-backtest-btn:hover,.ast-screener-controls button:hover{background:#388bfd;}
.ast-screener-controls{display:flex;gap:10px;margin-bottom:16px;align-items:center;}

/* Main grid */
.ast-main{display:grid;grid-template-columns:1fr 280px;gap:16px;}
@media(max-width:900px){.ast-main{grid-template-columns:1fr;}}
.ast-chart-area{position:relative;}
#ast-kline-chart{width:100%;height:560px;background:#161b22;border-radius:8px;border:1px solid #30363d;}
#ast-loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(22,27,34,.9);padding:12px 24px;border-radius:8px;color:#58a6ff;}

/* Cards */
.ast-card{background:#161b22;border:1px solid #30363d;border-radius:8px;padding:14px;}
.ast-card h3{margin:0 0 10px;font-size:12px;color:#8b949e;text-transform:uppercase;letter-spacing:.05em;}
.ast-side-panel{display:flex;flex-direction:column;gap:12px;}

/* Stock info */
.ast-price-big{font-size:1.8rem;font-weight:700;margin:2px 0;}
.ast-price-up{color:#ef5350;}.ast-price-down{color:#26a69a;}
.ast-stock-meta{font-size:12px;color:#8b949e;margin-top:4px;}

/* Signals */
.ast-signal-item{display:flex;justify-content:space-between;padding:6px 10px;margin:3px 0;border-radius:5px;font-size:12px;}
.ast-signal-bullish{background:rgba(239,83,80,.12);color:#ef5350;border-left:3px solid #ef5350;}
.ast-signal-bearish{background:rgba(38,166,154,.12);color:#26a69a;border-left:3px solid #26a69a;}
.ast-signal-neutral{background:rgba(88,166,255,.08);color:#58a6ff;border-left:3px solid #58a6ff;}

/* Backtest */
.ast-backtest-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px;}
.ast-metric{padding:6px;background:#0d1117;border-radius:5px;text-align:center;}
.ast-metric-label{font-size:10px;color:#8b949e;display:block;}
.ast-metric-value{font-size:16px;font-weight:700;display:block;margin-top:1px;}
#ast-equity-chart{width:100%;height:180px;margin-top:10px;}

/* Tables */
.ast-table{width:100%;border-collapse:collapse;font-size:12px;}
.ast-table th{padding:8px 6px;text-align:left;border-bottom:1px solid #30363d;color:#8b949e;font-weight:500;position:sticky;top:0;background:#161b22;}
.ast-table td{padding:6px;border-bottom:1px solid #21262d;}
.ast-table tr:hover{background:#1c2128;}
.ast-table .up{color:#ef5350;}.ast-table .down{color:#26a69a;}
.ast-table-wrap{max-height:500px;overflow-y:auto;border-radius:8px;border:1px solid #30363d;}

/* Limit board */
.ast-limit-summary{display:flex;gap:16px;margin-bottom:16px;flex-wrap:wrap;}
.ast-limit-stat{background:#161b22;border:1px solid #30363d;border-radius:8px;padding:16px 24px;text-align:center;min-width:120px;}
.ast-limit-stat .num{font-size:2rem;font-weight:700;}
.ast-limit-stat .label{font-size:12px;color:#8b949e;}
.ast-limit-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
@media(max-width:768px){.ast-limit-grid{grid-template-columns:1fr;}}

/* NB summary */
.ast-nb-summary{display:flex;gap:16px;margin-bottom:16px;flex-wrap:wrap;}
.ast-nb-stat{background:#161b22;border:1px solid #30363d;border-radius:8px;padding:14px 20px;text-align:center;}
.ast-nb-stat .num{font-size:1.5rem;font-weight:700;}
.ast-nb-stat .label{font-size:11px;color:#8b949e;}

/* Screener result */
.ast-screener-result .ast-match-reason{font-size:11px;color:#8b949e;margin-top:2px;}

/* Badge */
.ast-badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:600;}
.ast-badge-red{background:rgba(239,83,80,.15);color:#ef5350;}
.ast-badge-green{background:rgba(38,166,154,.15);color:#26a69a;}
.ast-badge-blue{background:rgba(88,166,255,.1);color:#58a6ff;}
.ast-badge-orange{background:rgba(255,165,0,.15);color:#FFA500;}

/* Heatmap */
#ast-heatmap-chart{background:#161b22;border-radius:8px;border:1px solid #30363d;}
#ast-nb-chart{background:#161b22;border-radius:8px;border:1px solid #30363d;}

/* ============ AI 助手样式 ============ */
.ast-ai-tabs{display:flex;gap:6px;margin-bottom:20px;}
.ast-ai-tab{padding:8px 20px;border:1px solid #30363d;border-radius:8px;background:transparent;color:#8b949e;font-size:13px;cursor:pointer;transition:all .2s;}
.ast-ai-tab:hover{color:#e0e0e0;border-color:#484f58;background:rgba(255,255,255,.03);}
.ast-ai-tab.active{color:#c8ff2e;border-color:rgba(200,255,46,.4);background:rgba(200,255,46,.08);}

.ast-ai-subpanel{display:none;}
.ast-ai-subpanel.active{display:block;}

.ast-ai-desc{font-size:13px;color:#8b949e;margin-bottom:16px;line-height:1.5;}

.ast-ai-input-area{margin-bottom:16px;}
.ast-ai-input-area textarea{width:100%;padding:14px;border:1px solid #30363d;border-radius:8px;background:#161b22;color:#e0e0e0;font-size:14px;line-height:1.6;resize:vertical;outline:none;box-sizing:border-box;font-family:inherit;}
.ast-ai-input-area textarea:focus{border-color:#c8ff2e;box-shadow:0 0 0 2px rgba(200,255,46,.1);}
.ast-ai-input-area textarea::placeholder{color:#484f58;}

.ast-ai-btn{display:inline-flex;align-items:center;gap:8px;margin-top:10px;padding:10px 24px;border:none;border-radius:8px;background:linear-gradient(135deg,#c8ff2e,#a8e600);color:#0d1117;font-size:14px;font-weight:600;cursor:pointer;transition:all .3s;}
.ast-ai-btn:hover{transform:translateY(-1px);box-shadow:0 4px 16px rgba(200,255,46,.3);}
.ast-ai-btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}

.ast-ai-diagnose-row{display:flex;gap:8px;align-items:center;margin-bottom:8px;}
.ast-ai-diagnose-row input{padding:10px 14px;border:1px solid #30363d;border-radius:8px;background:#161b22;color:#e0e0e0;font-size:14px;width:200px;outline:none;}
.ast-ai-diagnose-row input:focus{border-color:#c8ff2e;box-shadow:0 0 0 2px rgba(200,255,46,.1);}

.ast-ai-info-box{display:flex;gap:12px;padding:16px;background:rgba(88,166,255,.06);border:1px solid rgba(88,166,255,.15);border-radius:8px;}
.ast-ai-info-box p{margin:0;font-size:13px;color:#8b949e;line-height:1.5;}
.ast-ai-info-icon{color:#58a6ff;flex-shrink:0;margin-top:2px;}

.ast-ai-result{margin-top:16px;}
.ast-ai-reply{background:#161b22;border:1px solid #30363d;border-radius:10px;padding:24px;line-height:1.8;font-size:14px;color:#e0e0e0;}
.ast-ai-reply h2{font-size:18px;color:#c8ff2e;margin:20px 0 10px;padding-bottom:6px;border-bottom:1px solid #21262d;}
.ast-ai-reply h2:first-child{margin-top:0;}
.ast-ai-reply h3{font-size:16px;color:#58a6ff;margin:16px 0 8px;}
.ast-ai-reply h4{font-size:14px;color:#e0e0e0;margin:12px 0 6px;}
.ast-ai-reply strong{color:#c8ff2e;}
.ast-ai-reply em{color:#FFD700;font-style:normal;}
.ast-ai-reply ul{padding-left:20px;margin:8px 0;}
.ast-ai-reply li{margin:4px 0;line-height:1.7;}
.ast-ai-reply p{margin:8px 0;}

.ast-ai-error{background:rgba(239,83,80,.08);border:1px solid rgba(239,83,80,.2);border-radius:8px;padding:16px;color:#ef5350;font-size:13px;}

.ast-ai-loading{display:flex;align-items:center;gap:12px;padding:20px;color:#8b949e;font-size:14px;}
.ast-ai-loading-dots{display:flex;gap:4px;}
.ast-ai-loading-dots span{width:8px;height:8px;border-radius:50%;background:#c8ff2e;animation:astAiDot 1.4s infinite both;}
.ast-ai-loading-dots span:nth-child(2){animation-delay:.2s;}
.ast-ai-loading-dots span:nth-child(3){animation-delay:.4s;}
@keyframes astAiDot{0%,80%,100%{opacity:.2;transform:scale(.8);}40%{opacity:1;transform:scale(1.2);}}

/* Mobile responsive for AI */
@media(max-width:768px){
    .ast-ai-tabs{flex-wrap:wrap;}
    .ast-ai-tab{padding:6px 14px;font-size:12px;}
    .ast-ai-diagnose-row{flex-direction:column;}
    .ast-ai-diagnose-row input{width:100%;}
    .ast-ai-reply{padding:16px;font-size:13px;}
}