:root{
  --bg:#0b0e14; --bg2:#11151f; --panel:#151a26; --panel2:#1b2130;
  --border:#232b3d; --border2:#2e3850;
  --text:#e6ebf5; --muted:#8a94ad; --muted2:#5f6a85;
  --accent:#3b82f6; --accent2:#22d3ee; --green:#22c55e; --red:#ef4444;
  --up:#26a69a; --down:#ef5350; --gold:#f59e0b;
  --radius:12px; --radius-sm:8px;
  --shadow:0 6px 24px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{
  background:radial-gradient(1200px 600px at 80% -10%,#16203a 0%,var(--bg) 55%);
  color:var(--text);
  font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;
  display:flex;flex-direction:column;height:100vh;overflow:hidden;
}
h1{font-size:16px;margin:0;font-weight:650;letter-spacing:.3px}
.muted{color:var(--muted)} .sm{font-size:12px} .hidden{display:none!important}
.empty{color:var(--muted2);font-size:13px;padding:8px 0}
button{font-family:inherit}

/* 顶栏 */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 18px;background:rgba(17,21,31,.85);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);flex:0 0 auto;z-index:20;
}
.brand{display:flex;align-items:center;gap:12px}
.logo{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;font-size:20px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));color:#04121f;box-shadow:var(--shadow);
}
.brand p{margin:2px 0 0;font-size:12px;color:var(--muted)}
.top-actions{display:flex;align-items:center;gap:12px}
.pill{font-size:12px;padding:5px 12px;border-radius:999px;background:var(--panel2);border:1px solid var(--border);color:var(--muted)}
.dot{width:10px;height:10px;border-radius:50%;background:var(--muted2);box-shadow:0 0 0 3px rgba(255,255,255,.03)}
.dot.ok{background:var(--green)} .dot.bad{background:var(--red)}

/* 布局 */
.layout{flex:1 1 auto;display:grid;grid-template-columns:264px minmax(0,1fr) 384px;gap:12px;padding:12px;overflow:hidden;min-height:0}
.sidebar,.rightpanel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);overflow-y:auto;min-height:0}
.sidebar{padding:14px;display:flex;flex-direction:column;gap:16px}
.center{display:flex;flex-direction:column;gap:10px;min-height:0;overflow:hidden}
.rightpanel{display:flex;flex-direction:column}

.panel-block{display:flex;flex-direction:column;gap:8px}
.block-title{font-size:12px;font-weight:650;color:var(--muted);text-transform:uppercase;letter-spacing:.6px}
.hint ol{margin:6px 0 0;padding-left:18px;color:var(--muted);font-size:12px}
.hint li{margin:3px 0}

.input{
  width:100%;background:var(--bg2);border:1px solid var(--border);color:var(--text);
  border-radius:var(--radius-sm);padding:8px 10px;font-size:13px;outline:none;transition:border .15s;
}
.input:focus{border-color:var(--accent)}
select.input{cursor:pointer}

/* 币种列表 */
.symbol-list{display:flex;flex-direction:column;gap:4px;max-height:38vh;overflow-y:auto;margin-top:2px}
.symbol-item{
  display:flex;flex-direction:column;gap:2px;padding:8px 10px;border-radius:var(--radius-sm);
  cursor:pointer;border:1px solid transparent;background:var(--bg2);transition:.12s;
}
.symbol-item:hover{border-color:var(--border2);background:var(--panel2)}
.symbol-item.active{border-color:var(--accent);background:rgba(59,130,246,.12)}
.symbol-item .sym{font-weight:600;font-size:13px}
.symbol-item .meta{font-size:11px;color:var(--muted)}

.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{
  padding:5px 11px;border-radius:999px;border:1px solid var(--border);background:var(--bg2);
  color:var(--muted);cursor:pointer;font-size:12px;transition:.12s;
}
.chip:hover{border-color:var(--border2);color:var(--text)}
.chip.active{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#04121f;border-color:transparent;font-weight:600}

/* 按钮 */
.btn{
  border:1px solid var(--border2);background:var(--panel2);color:var(--text);
  padding:8px 14px;border-radius:var(--radius-sm);cursor:pointer;font-size:13px;transition:.13s;
}
.btn:hover{border-color:var(--accent);color:#fff}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.primary{background:linear-gradient(135deg,var(--accent),#2563eb);border-color:transparent;color:#fff;font-weight:600}
.btn.primary:hover{filter:brightness(1.1)}
.btn.ghost{background:transparent}
.btn.ghost.active{border-color:var(--accent);color:var(--accent2);background:rgba(34,211,238,.08)}
.btn.block{width:100%;margin-top:8px}
.btn.sm{padding:5px 10px;font-size:12px}

/* 图表区 */
.chart-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;flex:0 0 auto}
.chart-title{display:flex;align-items:baseline;gap:10px}
.chart-title strong{font-size:16px}
.tag{font-size:11px;padding:2px 8px;border-radius:6px;background:var(--panel2);border:1px solid var(--border);color:var(--accent2)}
.chart-tools{display:flex;gap:6px}
.chart-wrap{position:relative;flex:1 1 auto;min-height:220px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.chart-wrap.small{flex:0 0 auto;height:200px}
.chart-wrap canvas{display:block;width:100%;height:100%}
.chart-empty{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted2);font-size:14px;pointer-events:none}
.crosshair-tip{
  position:absolute;pointer-events:none;background:rgba(10,14,22,.95);border:1px solid var(--border2);
  border-radius:8px;padding:7px 10px;font-size:11px;line-height:1.6;color:var(--text);display:none;z-index:5;white-space:nowrap;box-shadow:var(--shadow);
}
.minimap-wrap{flex:0 0 auto;height:52px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}
.minimap-wrap canvas{display:block;width:100%;height:100%;cursor:ew-resize}
.selection-bar{
  flex:0 0 auto;display:flex;align-items:center;gap:10px;padding:8px 12px;
  background:rgba(59,130,246,.1);border:1px solid var(--accent);border-radius:var(--radius-sm);font-size:13px;
}
.selection-bar #selectionInfo{flex:1 1 auto}

/* 结果表 */
.results-area{flex:0 0 auto;max-height:34vh;display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.results-head{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-bottom:1px solid var(--border)}
.results-table{overflow-y:auto}
.results-table .empty{padding:18px 14px}
table{width:100%;border-collapse:collapse;font-size:12.5px}
thead th{position:sticky;top:0;background:var(--panel2);color:var(--muted);font-weight:600;text-align:left;padding:8px 12px;border-bottom:1px solid var(--border);font-size:11px;text-transform:uppercase;letter-spacing:.4px}
tbody td{padding:8px 12px;border-bottom:1px solid rgba(35,43,61,.5)}
tbody tr{cursor:pointer;transition:.1s}
tbody tr:hover{background:var(--panel2)}
tbody tr.active{background:rgba(59,130,246,.14)}
.score-badge{display:inline-block;min-width:46px;text-align:center;padding:2px 8px;border-radius:6px;font-weight:650;font-size:12px}
.dir-up{color:var(--up)} .dir-down{color:var(--down)}

/* 右栏 tabs */
.tabs{display:flex;border-bottom:1px solid var(--border);flex:0 0 auto;position:sticky;top:0;background:var(--panel);z-index:3}
.tab{flex:1;padding:12px 8px;background:transparent;border:none;border-bottom:2px solid transparent;color:var(--muted);cursor:pointer;font-size:13px;font-weight:600}
.tab:hover{color:var(--text)}
.tab.active{color:var(--accent2);border-bottom-color:var(--accent2)}
.tab-page{display:none;padding:14px;flex-direction:column;gap:14px}
.tab-page.active{display:flex}
.card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:10px}
.field{display:flex;flex-direction:column;gap:5px;font-size:12px;color:var(--muted)}
.field .input,.field select{color:var(--text)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.field.checkbox{flex-direction:row;align-items:center;gap:8px;color:var(--text)}
.hint{line-height:1.55;display:block}
input[type=range]{width:100%;accent-color:var(--accent)}
.template-info{font-size:13px;line-height:1.7}
.template-info .row{display:flex;justify-content:space-between;gap:8px}
.template-info .row span:first-child{color:var(--muted)}
.shape-canvas{width:100%;height:90px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-sm)}
.shape-canvas.tall{height:160px}
.stats{display:flex;flex-wrap:wrap;gap:8px;font-size:12px}
.stats .stat{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:6px 10px}
.stats .stat b{color:var(--accent2)}

/* 索引列表 */
.idx-list{display:flex;flex-direction:column;gap:3px;max-height:34vh;overflow-y:auto;border:1px solid var(--border);border-radius:var(--radius-sm);padding:6px;background:var(--panel)}
.idx-item{display:flex;align-items:center;gap:8px;padding:5px 8px;border-radius:6px;font-size:12.5px;cursor:pointer}
.idx-item:hover{background:var(--panel2)}
.idx-item input{accent-color:var(--accent)}
.idx-item .name{flex:1}
.idx-badge{font-size:10px;padding:1px 7px;border-radius:999px;background:rgba(34,197,94,.15);color:var(--green);border:1px solid rgba(34,197,94,.3)}
.idx-badge.ok{background:rgba(34,197,94,.15);color:var(--green);border-color:rgba(34,197,94,.3)}
.idx-badge.warn{background:rgba(245,158,11,.15);color:#b45309;border-color:rgba(245,158,11,.35)}
#indexProgressMeta{min-height:14px}

/* 进度 */
.progress{margin-top:10px;display:flex;flex-direction:column;gap:6px}
.progress-bar{height:8px;background:var(--panel);border-radius:999px;overflow:hidden;border:1px solid var(--border)}
.progress-bar>div{height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .3s}
#searchProgressText,#indexProgressText{font-size:12px}

/* toast */
.toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);
  background:var(--panel2);border:1px solid var(--border2);color:var(--text);
  padding:11px 20px;border-radius:10px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.25s;z-index:100;font-size:13px;max-width:80vw;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{border-color:var(--red)} .toast.ok{border-color:var(--green)}

/* 滚动条 */
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:var(--border2);border-radius:999px}
::-webkit-scrollbar-track{background:transparent}

/* 阶段二：标注 / 学习 / 规则 */
textarea.input{resize:vertical;font-family:inherit;line-height:1.5}
.logic-hints{display:flex;flex-wrap:wrap;gap:5px}
.logic-hint{font-size:11px;padding:2px 8px;border-radius:999px;background:var(--panel);border:1px solid var(--border);color:var(--muted);cursor:pointer}
.logic-hint:hover{border-color:var(--accent);color:var(--accent2)}
.label-list{display:flex;flex-direction:column;gap:5px;max-height:30vh;overflow-y:auto}
.label-item{display:flex;align-items:center;gap:8px;padding:7px 9px;border-radius:var(--radius-sm);background:var(--panel);border:1px solid var(--border);font-size:12px}
.label-item .lb{flex:1;min-width:0}
.label-item .lb .t{font-weight:600}
.label-item .lb .s{color:var(--muted);font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tag-pos{font-size:10px;padding:1px 7px;border-radius:999px;background:rgba(34,197,94,.15);color:var(--green)}
.tag-neg{font-size:10px;padding:1px 7px;border-radius:999px;background:rgba(239,68,68,.15);color:var(--red)}
.label-item .del{cursor:pointer;color:var(--muted2);border:none;background:none;font-size:15px;line-height:1}
.label-item .del:hover{color:var(--red)}
.diag{font-size:12px;line-height:1.7}
.diag .row{display:flex;justify-content:space-between;gap:8px}
.diag .row span:first-child{color:var(--muted)}
.diag .warn{color:var(--gold);font-size:11px;margin-top:4px}
.diag .hints{margin-top:6px;display:flex;flex-wrap:wrap;gap:4px}
.fw-list{display:flex;flex-direction:column;gap:4px;font-size:12px}
.fw-item{display:flex;align-items:center;gap:8px}
.fw-item .name{flex:0 0 130px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fw-item .bar{flex:1;height:7px;background:var(--panel);border-radius:999px;overflow:hidden;position:relative}
.fw-item .bar>div{height:100%;border-radius:999px}
.fw-item .val{flex:0 0 52px;text-align:right;font-variant-numeric:tabular-nums}
.contrib-list{display:flex;flex-direction:column;gap:3px;font-size:12px;margin-top:6px}
.contrib-list .c{display:flex;justify-content:space-between;gap:8px}
.contrib-list .c span:first-child{color:var(--muted)}
#resultActions{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.rate-cell{white-space:nowrap}
.rate-btn{border:1px solid var(--border2);background:var(--panel);color:var(--muted);border-radius:6px;padding:2px 7px;font-size:11px;cursor:pointer;margin-right:3px}
.rate-btn:hover{color:var(--text);border-color:var(--accent)}
.rate-btn.active[data-r=high]{background:rgba(34,197,94,.2);color:#4ade80;border-color:rgba(34,197,94,.4)}
.rate-btn.active[data-r=medium]{background:rgba(245,158,11,.2);color:#f59e0b;border-color:rgba(245,158,11,.4)}
.rate-btn.active[data-r=low]{background:rgba(239,68,68,.2);color:#f87171;border-color:rgba(239,68,68,.4)}
.tf-tag{font-size:11px;padding:1px 7px;border-radius:6px;background:var(--panel2);border:1px solid var(--border);color:var(--accent2);white-space:nowrap}
.range-cell{font-size:11px;line-height:1.45;white-space:nowrap}
.note-dot{display:none;margin-left:5px;color:var(--gold);font-size:12px;vertical-align:middle}
.note-dot.on{display:inline}
.fb-label{font-size:12px;color:var(--muted);white-space:nowrap}
.fb-pattern{width:158px;padding:5px 9px;font-size:12px}
.rate-chips{display:flex;gap:8px}
.rate-btn.lg{padding:7px 20px;font-size:13px;font-weight:600;border-radius:8px;margin:0}
.rate-card{border-color:var(--border2);background:linear-gradient(180deg,rgba(59,130,246,.05),var(--bg2))}
table.results td{vertical-align:middle}
/* 前瞻评估：命中形态结束后 H 根的延续性/胜率 */
.fwd-box{padding:9px 14px;border-bottom:1px solid var(--border);background:linear-gradient(180deg,rgba(34,211,238,.07),transparent);font-size:12px}
.fwd-box .fwd-row{display:flex;flex-wrap:wrap;gap:6px 16px;align-items:baseline;line-height:1.6}
.fwd-box .k{color:var(--muted);margin-right:2px}
.fwd-box .fwd-p{font-size:15px;font-weight:750}
.fwd-note{margin-top:4px;font-size:11px;color:var(--muted)}
.fwd-note.warn{color:var(--gold)}
.fwd-pos{color:var(--up)} .fwd-neg{color:var(--down)} .fwd-mid{color:var(--gold)} .fwd-na{color:var(--muted)}
.fwd-cell{white-space:nowrap;font-size:11px;line-height:1.45}

/* 胜率寻优（b=1）：结论卡 + 参数候选表 */
.tune-box{border-top:1px solid var(--border);background:linear-gradient(180deg,rgba(59,130,246,.06),transparent);font-size:12px}
.tune-head{display:flex;flex-wrap:wrap;gap:4px 14px;align-items:baseline;padding:9px 14px;border-left:3px solid var(--border2)}
.tune-head.ok{border-left-color:var(--up);background:rgba(34,197,94,.06)}
.tune-head.warn{border-left-color:var(--gold);background:rgba(234,179,8,.06)}
.tune-rec{display:flex;flex-wrap:wrap;gap:6px 8px;align-items:center;padding:8px 14px;border-bottom:1px solid var(--border)}
.chip-inline{padding:3px 8px;border:1px solid var(--border2);border-radius:999px;font-size:11px;white-space:nowrap;background:var(--bg2)}
.tune-tablewrap{max-height:280px;overflow:auto}
table.tune-table{width:100%;border-collapse:collapse;font-size:11px}
table.tune-table th{position:sticky;top:0;background:var(--bg2);color:var(--muted);font-weight:600;
  text-align:left;padding:6px 8px;border-bottom:1px solid var(--border);white-space:nowrap}
table.tune-table td{padding:5px 8px;border-bottom:1px solid var(--border);vertical-align:middle}
table.tune-table tr:hover td{background:rgba(59,130,246,.05)}
.ai-result{margin-top:10px;display:flex;flex-direction:column;gap:6px}
.ai-result .tune-tablewrap{max-height:260px}

/* 时间线回测：面板卡 + 曲线 + 月份热力 + 品种表 */
.tl-card{margin-top:10px;padding:10px 12px;border:1px solid var(--border2);border-radius:var(--radius-sm);background:linear-gradient(180deg,rgba(34,211,238,.05),transparent)}
.tl-card .block-title{margin-bottom:6px}
.tl-card .field-row{gap:6px}
.tl-card .field{flex:1 1 96px;min-width:88px}
.tl-card .input{padding:5px 7px;font-size:12px}
.tl-box{border-top:1px solid var(--border);background:linear-gradient(180deg,rgba(34,211,238,.05),transparent);font-size:12px}
.tl-chartwrap{padding:8px 14px;border-bottom:1px solid var(--border)}
.tl-chart{display:block;width:100%;height:150px;background:rgba(11,14,20,.45);border:1px solid var(--border);border-radius:var(--radius-sm)}
table.heat-table td.heat{text-align:center;font-variant-numeric:tabular-nums;min-width:42px}
table.heat-table td.nowrap{white-space:nowrap}
.tl-symzone{padding:8px 14px;border-bottom:1px solid var(--border)}
.tl-symzone .block-title{margin-bottom:6px}
.tl-symzone .input.sm{padding:3px 6px;font-size:12px;width:auto}
.nowrap{white-space:nowrap}

/* 响应式 */
@media(max-width:1180px){
  .layout{grid-template-columns:220px minmax(0,1fr);grid-template-rows:minmax(0,1fr) auto}
  .rightpanel{grid-column:1 / -1;max-height:46vh}
}
@media(max-width:760px){
  body{overflow:auto;height:auto}
  .layout{display:flex;flex-direction:column;overflow:visible;height:auto}
  .sidebar,.rightpanel{max-height:none}
  .center{height:70vh}
  .symbol-list{max-height:200px}
}
.idx-badge.off{background:rgba(148,163,184,.16);color:#64748b;border-color:rgba(148,163,184,.35)}