/* ── Variables (Clean Light Theme) ──────────── */
:root {
  --bg:        #f0f2f5;
  --bg2:       #ffffff;
  --bg3:       #f5f6f8;
  --border:    rgba(0,0,0,0.08);
  --border2:   rgba(0,0,0,0.15);
  --text:      #111827;
  --text2:     #4b5563;
  --text3:     #9ca3af;
  --green:     #059669;
  --green-dim: rgba(5,150,105,0.09);
  --green-glow:rgba(5,150,105,0.22);
  --amber:     #d97706;
  --red:       #dc2626;
  --blue:      #2563eb;
  --mono:      'IBM Plex Mono', monospace;
  --sans:      'Noto Sans TC', sans-serif;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.07), 0 1px 2px rgba(0,0,0,0.05);
  --shadow:    0 4px 16px rgba(0,0,0,0.10);
  --radius:    10px;
}

/* ── Reset ─────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);
  font-family:var(--sans);font-size:14px;line-height:1.6;
  min-height:100vh;overflow-x:hidden;
}

/* ── Shared inner constraint (aligns with .page-layout) ── */
.page-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;width:100%;
}

/* ── Header ─────────────────────────────────── */
header{
  position:sticky;top:0;z-index:100;
  background:var(--bg2);
  border-bottom:1px solid var(--border);
  box-shadow:0 1px 0 rgba(0,0,0,0.06);
  height:54px;
}
header .page-inner{
  display:flex;align-items:center;gap:20px;height:100%;
}
.logo{
  font-size:16px;font-weight:700;
  color:var(--text);letter-spacing:-.01em;white-space:nowrap;
  display:flex;align-items:center;gap:8px;
  font-family:var(--sans);
}
.logo-mark{
  display:inline-block;width:8px;height:8px;
  background:var(--green);border-radius:2px;
  flex-shrink:0;
}
.logo span{color:var(--green)}
.version-badge{
  font-size:10px;font-weight:600;font-family:var(--mono);
  color:var(--green);background:var(--green-dim);
  border:1px solid var(--green-glow);
  border-radius:4px;padding:2px 6px;letter-spacing:.02em;
  margin-left:4px;
}

.header-meta{
  margin-left:auto;font-size:12px;color:var(--text3);
  white-space:nowrap;
}

/* ── Strategy Nav ───────────────────────────── */
.strategy-nav{
  background:var(--bg2);border-bottom:1px solid var(--border);
  box-shadow:0 1px 0 rgba(0,0,0,0.04);
}
.strategy-nav .page-inner{
  display:flex;gap:0;
  overflow-x:auto;scrollbar-width:none;
}
.strategy-nav .page-inner::-webkit-scrollbar{display:none}

.strat-tab{
  position:relative;
  padding:12px 18px 13px;
  font-size:13px;font-weight:500;
  color:var(--text2);
  border:none;background:none;cursor:pointer;
  transition:color .15s;white-space:nowrap;
  font-family:var(--sans);
  border-bottom:2px solid transparent;
  margin-bottom:-1px;
}
.strat-tab:hover{color:var(--text)}
.strat-tab.active{color:var(--green);border-bottom-color:var(--green)}
.strat-tab .badge{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:18px;height:18px;padding:0 4px;border-radius:4px;
  background:var(--green-dim);color:var(--green);
  font-size:10px;font-weight:600;margin-left:6px;
}
.strat-tab.locked .badge{background:rgba(0,0,0,0.05);color:var(--text3)}
.strat-tab.locked{opacity:.5;cursor:not-allowed}

/* ── Tag badges ──────────────────────────────── */
.tag-badge{
  display:inline-block;padding:1px 6px;border-radius:10px;
  font-size:10px;font-weight:600;color:#fff;margin:1px 2px 1px 0;
  white-space:nowrap;
}
.tag-cell{display:flex;flex-wrap:wrap;gap:2px;min-width:0}

/* ── View mode toggle ────────────────────────── */
.view-btn{
  padding:4px 12px;border-radius:6px;font-size:12px;cursor:pointer;
  border:1px solid var(--border);background:var(--bg3);color:var(--text2);
  font-family:var(--sans);transition:all .15s;
}
.view-btn.active{background:var(--green);border-color:var(--green);color:#fff;}
.view-btn:hover:not(.active){background:var(--bg2);}

/* ── Industry group header row ───────────────── */
tr.industry-header-row td{
  background:var(--bg2);padding:8px 12px;border-top:2px solid var(--border2);
}
.industry-name{font-weight:700;font-size:13px;color:var(--text);margin-right:10px;}
.industry-avg{font-size:12px;color:var(--green);font-weight:600;margin-right:8px;}
.industry-count{font-size:11px;color:var(--text3);}

/* ── Amber text ──────────────────────────────── */
.amber-text{color:var(--amber);font-weight:600;}

/* ── Main layout ─────────────────────────────── */
main{padding:24px 0 0;}

/* ── Strategy Panel ─────────────────────────── */
.strategy-panel{display:none;animation:fadeIn .2s ease}
.strategy-panel.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}

/* ── Strategy header ─────────────────────────── */
.strat-header{margin-bottom:20px}
.strat-title{font-size:18px;font-weight:700;letter-spacing:-.02em;margin-bottom:5px}
.strat-desc{font-size:13px;color:var(--text2);max-width:640px;line-height:1.7}

/* ── Conditions bar ─────────────────────────── */
.conditions{display:flex;flex-wrap:wrap;gap:6px;margin:14px 0 24px}
.cond{
  display:flex;align-items:center;gap:5px;
  padding:4px 10px;border-radius:20px;
  background:var(--bg3);border:1px solid var(--border);
  font-size:12px;color:var(--text2);
  box-shadow:var(--shadow-sm);
}
.cond-dot{width:5px;height:5px;border-radius:50%;background:var(--green);flex-shrink:0}

/* ── Summary row ─────────────────────────────── */
.summary-row{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px;
  margin-bottom:24px;
}
.summary-card{
  background:var(--bg2);border:1px solid var(--border);
  border-radius:var(--radius);padding:14px 16px;
  box-shadow:var(--shadow-sm);
}
.summary-label{font-size:11px;color:var(--text3);letter-spacing:.04em;margin-bottom:4px}
.summary-value{font-family:var(--mono);font-size:20px;font-weight:600;color:var(--text)}
.summary-value.green{color:var(--green)}
.summary-value.amber{color:var(--amber)}
.summary-sub{font-size:11px;color:var(--text3);margin-top:2px}

/* ── Results table ──────────────────────────── */
.table-wrap{
  background:var(--bg2);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;margin-bottom:24px;
  box-shadow:var(--shadow-sm);
}
.table-toolbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;border-bottom:1px solid var(--border);
}
.table-title{font-size:12px;font-weight:600;color:var(--text2);letter-spacing:.04em}
.updated-tag{font-size:11px;color:var(--text3)}
.toolbar-right{display:flex;align-items:center;gap:10px}
.btn-csv{
  font-size:11px;font-weight:500;color:var(--text2);
  background:var(--bg3);border:1px solid var(--border);
  border-radius:6px;padding:4px 10px;cursor:pointer;
  display:flex;align-items:center;gap:5px;
  transition:background .15s,border-color .15s;
}
.btn-csv:hover{background:rgba(88,166,255,0.1);border-color:var(--blue);color:var(--blue)}

.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;min-width:560px}
thead th{
  padding:9px 14px;text-align:left;
  font-size:11px;font-weight:600;color:var(--text3);
  letter-spacing:.04em;
  border-bottom:1px solid var(--border);background:var(--bg3);
  cursor:pointer;user-select:none;white-space:nowrap;
  position:sticky;top:0;z-index:20;
}
thead th:hover{color:var(--text2)}
thead th .sort-icon{opacity:.3;margin-left:4px;font-size:10px}
thead th.sorted .sort-icon{opacity:1;color:var(--green)}

tbody tr{
  border-bottom:1px solid var(--border);
  transition:background .12s;cursor:pointer;
}
tbody tr:last-child{border-bottom:none}
tbody tr:hover{background:rgba(0,0,0,0.03)}
tbody tr.expanded{background:rgba(42,125,79,0.06)}

td{padding:12px 14px;vertical-align:middle}

.stock-code{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--green)}
.stock-name{font-size:13px;font-weight:500;margin-bottom:1px;color:var(--text)}
.stock-industry{font-size:11px;color:var(--text3)}

.price-cell{font-family:var(--mono);font-size:14px;font-weight:500;color:var(--text)}
.ema-cell{font-family:var(--mono);font-size:12px;color:var(--text3)}

.deviation{
  display:inline-flex;align-items:center;gap:3px;
  font-family:var(--mono);font-size:11px;font-weight:600;
  padding:2px 7px;border-radius:4px;
}
.deviation.neg{color:var(--blue);background:rgba(26,95,168,0.08)}
.deviation.pos{color:var(--amber);background:rgba(168,98,0,0.08)}

.big-pct{font-family:var(--mono);font-size:14px;font-weight:600;color:var(--text)}
.big-chg{
  font-family:var(--mono);font-size:11px;color:var(--green);
  background:var(--green-dim);padding:2px 5px;border-radius:3px;margin-left:5px;
}

/* ── Mini sparkline ─────────────────────────── */
.spark{display:inline-flex;align-items:flex-end;gap:2px;height:22px;vertical-align:middle}
.spark-bar{width:6px;background:var(--green);border-radius:1px 1px 0 0;opacity:.5;transition:opacity .15s}
tbody tr:hover .spark-bar{opacity:.9}

/* ── Expand row ─────────────────────────────── */
.expand-row td{padding:0}
.expand-content{
  display:flex;flex-direction:row;flex-wrap:wrap;gap:20px;
  padding:14px 18px;
  background:var(--bg3);border-top:1px solid var(--border);
}
.expand-section{min-width:120px}
.expand-section h4{
  font-size:10px;font-weight:600;color:var(--text3);
  letter-spacing:.05em;text-transform:uppercase;
  margin-bottom:8px;padding-bottom:4px;border-bottom:1px solid var(--border);
}
.expand-flat{
  display:flex;flex-wrap:wrap;align-items:flex-start;gap:16px;
  padding:14px 16px 14px 20px;
  background:var(--bg3);border-top:1px solid var(--border);
}
.expand-trend-wrap{flex:1;min-width:0;overflow-x:auto;-webkit-overflow-scrolling:touch}
.expand-table{
  border-collapse:collapse;font-size:12px;width:100%;min-width:360px;
}
.expand-table th{
  font-size:10px;font-weight:600;color:var(--text3);letter-spacing:.04em;
  padding:4px 10px;text-align:center;border-bottom:1px solid var(--border);
  white-space:nowrap;background:var(--bg3);
}
.expand-table th:first-child{text-align:left}
.expand-table td{
  font-family:var(--mono);font-size:12px;color:var(--text2);
  padding:6px 10px;text-align:center;border-bottom:1px solid var(--border);
  white-space:nowrap;
}
.expand-table td:first-child{color:var(--text);font-weight:600;text-align:left;font-family:var(--sans)}
.expand-table td.expand-cum{font-weight:700}
.expand-table td.expand-cum.pos{color:var(--green)}
.expand-table td.expand-cum.neg{color:var(--red)}
.expand-table tbody tr:last-child td{border-bottom:none}
.expand-actions{flex:0 0 auto;display:flex;flex-direction:column;gap:6px;min-width:120px}

/* ── Page layout (content + sidebar) ────────── */
.page-layout{
  max-width:1200px;margin:0 auto;padding:0 24px 64px;
  display:grid;grid-template-columns:1fr 220px;gap:20px;
  align-items:start;
}
.watchlist-sidebar{
  position:sticky;top:112px;
  background:var(--bg2);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.sidebar-header{
  padding:10px 14px;border-bottom:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;
  background:var(--bg3);
}
.section-title{font-size:11px;font-weight:600;color:var(--text2);letter-spacing:.04em}
.watch-list{display:flex;flex-direction:column}
.watch-card{
  padding:9px 12px;border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:8px;
  font-size:12px;transition:background .12s;
}
.watch-card:last-child{border-bottom:none}
.watch-card:hover{background:var(--bg3)}
.watch-card-code{font-family:var(--mono);color:var(--green);font-weight:700;flex:0 0 auto}
.watch-card-name{color:var(--text2);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.watch-card-remove{color:var(--text3);cursor:pointer;flex:0 0 auto;line-height:1;font-size:15px}
.watch-card-remove:hover{color:var(--red)}
.watch-empty{padding:20px 14px;color:var(--text3);font-size:12px;text-align:center;line-height:1.7}


/* ── Coming Soon panel ───────────────────────── */
.coming-soon{
  display:flex;flex-direction:column;align-items:center;
  justify-content:center;padding:72px 20px;text-align:center;gap:10px;
}
.coming-icon{font-size:36px;opacity:.25}
.coming-title{font-size:15px;font-weight:600;color:var(--text2)}
.coming-desc{font-size:13px;color:var(--text3);max-width:360px;line-height:1.8}

/* ── Tooltip ─────────────────────────────────── */
[data-tip]{position:relative}
[data-tip]::after{
  content:attr(data-tip);
  position:absolute;bottom:calc(100% + 6px);left:50%;transform:translateX(-50%);
  background:#1f2937;border:1px solid rgba(0,0,0,0.15);
  color:#f9fafb;font-size:11px;padding:4px 8px;border-radius:4px;
  white-space:nowrap;pointer-events:none;opacity:0;transition:opacity .15s;
  font-family:var(--sans);font-weight:400;z-index:50;
}
[data-tip]:hover::after{opacity:1}

/* ── 垂直捲軸（超過10筆啟用）──────────────────── */
.table-scroll.table-vscroll{
  max-height:580px;
  overflow-y:auto;
}
.table-scroll{
  scrollbar-width:thin;
  scrollbar-color:var(--border2) transparent;
}
.table-scroll::-webkit-scrollbar{width:4px;height:4px}
.table-scroll::-webkit-scrollbar-track{background:transparent}
.table-scroll::-webkit-scrollbar-thumb{background:var(--border2);border-radius:2px}

/* ── AI 推薦卡片 ─────────────────────────────── */
.ai-card{
  background:var(--bg2);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;margin-bottom:24px;
  box-shadow:var(--shadow-sm);
}
.ai-card-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;border-bottom:1px solid var(--border);
  background:linear-gradient(90deg,var(--green-dim) 0%,transparent 60%);
}
.ai-card-title{
  font-size:12px;font-weight:600;color:var(--green);
  letter-spacing:.06em;
}
.ai-card-meta{font-size:11px;color:var(--text3)}
.ai-card-body{padding:4px 0}
.ai-rank-item{
  display:flex;align-items:flex-start;gap:14px;
  padding:12px 16px;border-bottom:1px solid var(--border);
  transition:background .12s;
}
.ai-rank-item:last-child{border-bottom:none}
.ai-rank-item:hover{background:var(--bg3)}
.ai-rank-badge{
  flex:0 0 30px;height:30px;border-radius:6px;
  border:1.5px solid;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:11px;font-weight:700;
  margin-top:2px;flex-shrink:0;
}
.ai-rank-info{flex:1;min-width:0}
.ai-rank-stock{display:flex;align-items:center;gap:6px;margin-bottom:4px;flex-wrap:wrap}
.ai-rank-reason{font-size:12px;color:var(--text2);line-height:1.6}
.ai-score{
  flex:0 0 auto;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:0;
}
.ai-score-val{font-family:var(--mono);font-size:18px;font-weight:700}
.ai-score-label{font-size:10px;color:var(--text3)}
.ai-card-footer{
  padding:8px 16px;border-top:1px solid var(--border);
  font-size:11px;color:var(--text3);background:var(--bg3);
}
.ai-card-empty{
  padding:28px 16px;text-align:center;font-size:13px;color:var(--text3);
}

/* ── 標的分析頁面 ────────────────────────────── */
.sa-date-group{margin-bottom:24px}
.sa-date-header{
  display:flex;align-items:center;gap:8px;
  padding:8px 0;margin-bottom:12px;
  font-size:11px;font-weight:600;color:var(--text2);
  letter-spacing:.04em;border-bottom:1px solid var(--border);
}
.sa-date-count{
  background:var(--bg3);color:var(--text3);
  border:1px solid var(--border);border-radius:10px;
  padding:1px 7px;font-size:10px;font-weight:400;
}
.sa-section-label{
  font-size:11px;font-weight:600;color:var(--text3);letter-spacing:.06em;
  text-transform:uppercase;padding:4px 0 8px;border-bottom:1px solid var(--border);margin-bottom:12px;
}
.sa-cards-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px;
}
.sa-card{
  background:var(--bg2);border:1px solid var(--border);
  border-radius:var(--radius);padding:14px 16px;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:10px;
  transition:border-color .15s;
}
.sa-card:hover{border-color:var(--border2)}
.sa-card-top{
  display:flex;align-items:flex-start;justify-content:space-between;gap:8px;
}
.sa-stock-header{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:3px}
.sa-days-badge{
  font-size:10px;font-family:var(--mono);
  background:var(--bg3);border:1px solid var(--border);
  color:var(--text3);border-radius:4px;padding:2px 6px;
}
.sa-rec-badge{
  font-size:11px;font-weight:600;border-radius:5px;
  padding:3px 9px;white-space:nowrap;
}
.sa-rec-badge.buy{background:var(--green-dim);color:var(--green);border:1px solid var(--green-glow)}
.sa-rec-badge.watch{background:rgba(240,136,62,0.12);color:var(--amber);border:1px solid rgba(240,136,62,0.3)}
.sa-rec-badge.avoid{background:rgba(248,81,73,0.10);color:var(--red);border:1px solid rgba(248,81,73,0.3)}
.sa-repeat-badge{
  font-size:10px;font-weight:600;
  background:rgba(240,136,62,0.12);color:var(--amber);
  border:1px solid rgba(240,136,62,0.3);border-radius:4px;
  padding:1px 6px;white-space:nowrap;
}
.sa-score-section{display:flex;align-items:center;gap:12px}
.sa-composite{
  flex:0 0 auto;text-align:center;
  font-family:var(--mono);font-size:24px;font-weight:700;line-height:1;
}
.sa-composite-label{font-size:10px;color:var(--text3);margin-top:3px;letter-spacing:.02em}
.sa-score-bars{flex:1;display:flex;flex-direction:column;gap:5px}
.sa-bar-row{display:flex;align-items:center;gap:6px;font-size:11px}
.sa-bar-label{color:var(--text3);width:56px;flex-shrink:0}
.sa-bar-track{flex:1;height:5px;background:var(--bg3);border-radius:3px;overflow:hidden}
.sa-bar-fill{height:100%;background:var(--green);border-radius:3px;transition:width .4s ease}
.sa-bar-val{font-family:var(--mono);color:var(--text2);width:12px;text-align:right;flex-shrink:0}
.sa-summary{
  font-size:12px;color:var(--text2);line-height:1.6;
  padding-top:8px;border-top:1px solid var(--border);
}
.sa-risk{font-size:11px;color:var(--text3);display:flex;gap:5px;align-items:flex-start;line-height:1.5}
.sa-analysis-date{font-size:10px;color:var(--text3);font-style:italic}
.sa-price-row{
  display:flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:11px;color:var(--text3);
  padding-top:8px;border-top:1px solid var(--border);flex-wrap:wrap;
}
.sa-price-val{font-size:12px;color:var(--text2);font-weight:500}
.sa-pnl-pos{color:var(--green);font-weight:700}
.sa-pnl-neg{color:var(--red);font-weight:700}
/* History */
.sa-history-wrap{
  background:var(--bg2);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.sa-history-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 16px;background:var(--bg3);border-bottom:1px solid var(--border);
  cursor:pointer;user-select:none;
}
.sa-history-title{font-size:11px;font-weight:600;color:var(--text2);letter-spacing:.04em}
.sa-history-count{font-size:11px;color:var(--text3)}
.sa-history-table{width:100%;border-collapse:collapse;min-width:480px}
.sa-history-table th{
  padding:8px 14px;font-size:10px;font-weight:600;color:var(--text3);
  letter-spacing:.04em;border-bottom:1px solid var(--border);
  background:var(--bg3);text-align:left;white-space:nowrap;
}
.sa-history-table td{padding:10px 14px;border-bottom:1px solid var(--border);font-size:12px}
.sa-history-table tbody tr:last-child td{border-bottom:none}
.sa-history-table tbody tr:hover td{background:rgba(0,0,0,0.03)}

/* ── Industry bar chart ──────────────────────── */
.industry-chart{
  background:var(--bg2);border:1px solid var(--border);
  border-radius:var(--radius);padding:14px 16px;
  margin-bottom:16px;box-shadow:var(--shadow-sm);
}
.industry-chart-hd{
  font-size:11px;font-weight:600;color:var(--text2);
  letter-spacing:.04em;margin-bottom:12px;
}
.ind-bar-row{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.ind-bar-row:last-child{margin-bottom:0}
.ind-bar-label{
  font-size:12px;color:var(--text2);width:76px;flex-shrink:0;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.ind-bar-track{
  flex:1;background:var(--bg3);border-radius:4px;height:22px;overflow:hidden;
}
.ind-bar-fill{
  height:100%;background:var(--green-dim);border-right:2px solid var(--green);
  border-radius:4px;display:flex;align-items:center;padding:0 8px;
  min-width:28px;transition:width .4s ease;
}
.ind-bar-count{
  font-family:var(--mono);font-size:11px;font-weight:600;
  color:var(--green);white-space:nowrap;
}
.ind-bar-avg{
  font-family:var(--mono);font-size:11px;color:var(--text3);
  width:52px;text-align:right;flex-shrink:0;
}

/* ════════════════════════════════════════════════
   RESPONSIVE  (RWD)
════════════════════════════════════════════════ */

/* ── ≤1024px: tighten sidebar ─────────────────── */
@media(max-width:1024px){
  .page-layout{grid-template-columns:1fr 200px}
}

/* ── ≤768px: single column ───────────────────── */
@media(max-width:768px){
  .page-inner{padding:0 16px}

  header{height:50px}
  .logo{font-size:15px}
  .header-meta{display:none}

  thead th:last-child{white-space:normal;min-width:80px}
  .tag-cell{gap:2px}

.page-layout{
    grid-template-columns:1fr;
    padding:0 16px 48px;gap:16px;
  }
  main{padding:16px 0 0}

  .watchlist-sidebar{
    position:static;
    order:2;
  }

  .summary-row{grid-template-columns:1fr 1fr}

  .table-wrap{border-radius:8px}
  .table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}

  /* 隱藏次要欄位：僅隱藏大戶掃描的趨勢圖欄（第6欄），保留乖離率（第3欄） */
  .bigscan-table thead th:nth-child(6),
  .bigscan-table tbody td:nth-child(6){display:none}
}

/* ── ≤480px: compact ─────────────────────────── */
@media(max-width:480px){
  .summary-row{grid-template-columns:1fr 1fr}
  .summary-value{font-size:17px}

  .strat-tab{padding:10px 12px 11px;font-size:12px}

  .bigscan-table thead th:nth-child(4),
  .bigscan-table tbody td:nth-child(4){display:none}
}

/* ── Performance tracking ─────────────────────── */
.perf-modal{
  position:fixed;inset:0;background:rgba(0,0,0,0.65);
  display:flex;align-items:center;justify-content:center;z-index:200;
}
.perf-modal-box{
  background:var(--bg2);border:1px solid var(--border2);
  border-radius:var(--radius);padding:24px 28px;max-width:480px;width:92%;
}
.perf-modal-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:12px}
.perf-modal-desc{font-size:12px;color:var(--text2);line-height:1.8;margin-bottom:8px}
.perf-modal-desc code{
  background:var(--bg3);border:1px solid var(--border);
  border-radius:3px;padding:1px 5px;font-family:var(--mono);font-size:11px;color:var(--amber);
}
.perf-input{
  background:var(--bg3);border:1px solid var(--border2);border-radius:6px;
  color:var(--text);font-family:var(--mono);font-size:12px;
  padding:6px 10px;outline:none;transition:border-color .15s;
}
.perf-input:focus{border-color:var(--green)}
.perf-input-label{font-size:10px;color:var(--text3);margin-bottom:4px;letter-spacing:.04em;text-transform:uppercase}
.perf-chart-wrap{
  background:var(--bg2);border:1px solid var(--border);
  border-radius:var(--radius);padding:16px;margin-bottom:20px;
  height:280px;position:relative;box-shadow:var(--shadow-sm);
}
.perf-section{margin-bottom:24px}
.perf-section-hd{
  display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;
}
.perf-btn{
  font-size:12px;font-weight:500;padding:5px 12px;border-radius:6px;
  border:1px solid var(--border2);background:var(--bg3);
  color:var(--text2);cursor:pointer;font-family:var(--sans);
  transition:all .15s;white-space:nowrap;
}
.perf-btn:hover{border-color:var(--text3);color:var(--text)}
.perf-btn-confirm{background:var(--green);border-color:var(--green);color:#fff;font-weight:700}
.perf-btn-confirm:hover{filter:brightness(1.12)}
.perf-btn-exit{border-color:rgba(240,136,62,0.4);color:var(--amber);background:rgba(240,136,62,0.08)}
.perf-btn-add{background:var(--green-dim);border-color:var(--green);color:var(--green);font-weight:600}
.perf-btn-del{border-color:rgba(248,81,73,0.3);color:var(--red);background:rgba(248,81,73,0.06)}
.perf-pos-row:hover{background:rgba(0,0,0,0.025)}