:root{
  --bg:#f4f6f8; --card:#ffffff; --text:#1a1d21; --muted:#8a9199;
  --up:#e6433e; --down:#1a9e54; --flat:#8a9199;
  --primary:#1f6feb; --border:#e6e9ed; --radius:10px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--text);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:14px;line-height:1.5;-webkit-tap-highlight-color:transparent}
header.top{position:sticky;top:0;z-index:50;background:#14213d;color:#fff;
  padding:12px 16px;display:flex;align-items:center;justify-content:space-between}
header.top h1{font-size:18px;font-weight:700;letter-spacing:1px}
header.top .sub{font-size:11px;color:#aeb8cc;margin-top:2px}
nav.tabs{position:sticky;top:57px;z-index:40;background:var(--card);
  display:flex;border-bottom:1px solid var(--border)}
nav.tabs button{flex:1;border:0;background:none;padding:12px;font-size:15px;
  color:var(--muted);cursor:pointer}
nav.tabs button.active{color:var(--primary);font-weight:700;
  border-bottom:3px solid var(--primary)}
main{max-width:960px;margin:0 auto;padding:12px 12px 90px}
section.card{background:var(--card);border-radius:var(--radius);
  padding:14px;margin-bottom:12px;box-shadow:0 1px 3px rgba(0,0,0,.05)}
section.card h2{font-size:15px;margin-bottom:10px;display:flex;
  justify-content:space-between;align-items:center}
.idx-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
@media(min-width:700px){.idx-grid{grid-template-columns:repeat(4,1fr)}}
.idx{border:1px solid var(--border);border-radius:8px;padding:10px 12px;cursor:pointer}
.idx .n{font-size:13px;color:var(--muted)}
.idx .p{font-size:20px;font-weight:700;margin:2px 0}
.idx .c{font-size:12px}
.up{color:var(--up)} .down{color:var(--down)} .flat{color:var(--flat)}
.search-row{display:flex;gap:8px}
.search-row input{flex:1;border:1px solid var(--border);border-radius:8px;
  padding:10px 12px;font-size:14px}
.search-row button{border:0;background:var(--primary);color:#fff;border-radius:8px;
  padding:0 18px;font-size:14px;cursor:pointer}
.result-item{display:flex;justify-content:space-between;align-items:center;
  padding:10px 4px;border-bottom:1px solid var(--border)}
.result-item:last-child{border-bottom:0}
.result-item .code{color:var(--muted);font-size:12px}
.btn{border:1px solid var(--primary);color:var(--primary);background:#fff;
  border-radius:6px;padding:5px 12px;font-size:13px;cursor:pointer}
.btn.solid{background:var(--primary);color:#fff;border:0}
.btn.danger{border-color:var(--down);color:var(--down)}
.stock-row{display:flex;justify-content:space-between;align-items:center;
  padding:11px 4px;border-bottom:1px solid var(--border);cursor:pointer}
.stock-row:last-child{border-bottom:0}
.stock-row .nm{font-size:15px}
.stock-row .cd{font-size:11px;color:var(--muted)}
.stock-row .pr{text-align:right}
.stock-row .pr .p{font-size:16px;font-weight:700}
.stock-row .pr .c{font-size:12px}
.empty{text-align:center;color:var(--muted);padding:26px 10px;font-size:13px}
.empty button{margin-top:10px}
.hint{font-size:12px;color:var(--muted)}
.k-head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
.k-head .t{font-size:18px;font-weight:700}
.k-head .t small{font-size:12px;color:var(--muted);font-weight:400;margin-left:6px}
.k-tools{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0}
.k-tools button{border:1px solid var(--border);background:#fff;border-radius:6px;
  padding:5px 10px;font-size:12px;cursor:pointer;color:var(--muted)}
.k-tools button.on{border-color:var(--primary);color:var(--primary);font-weight:700}
canvas#kline{width:100%;height:380px;display:block;background:#fff;
  border:1px solid var(--border);border-radius:8px;touch-action:pan-y}
.ind-table{width:100%;border-collapse:collapse;font-size:13px;margin-top:8px}
.ind-table td{border-bottom:1px solid var(--border);padding:7px 4px}
.ind-table td.k{color:var(--muted)}
.ind-table td.v{text-align:right;font-variant-numeric:tabular-nums}
.legend{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin:8px 0}
.legend b{font-weight:600}
footer.disclaimer{max-width:960px;margin:0 auto;padding:16px;font-size:12px;
  color:var(--muted);text-align:center}
.back{border:0;background:none;color:var(--primary);font-size:14px;cursor:pointer;
  margin-bottom:8px}
.hidden{display:none!important}
.refresh{font-size:12px;color:var(--primary);background:none;border:0;cursor:pointer}
.etf-group{margin-bottom:14px}
.etf-group h3{font-size:14px;margin:6px 0 8px;color:#3a3f45;
  border-left:4px solid var(--primary);padding-left:8px}
.toast{position:fixed;left:50%;bottom:40px;transform:translateX(-50%);
  background:rgba(20,33,61,.92);color:#fff;padding:10px 18px;border-radius:8px;
  font-size:13px;display:none;z-index:99}

/* ---------- v2 新增样式 ---------- */
.subtabs{display:flex;gap:8px;margin-bottom:12px}
.subtabs button{flex:1;border:1px solid var(--border);background:var(--card);
  border-radius:8px;padding:9px;font-size:14px;color:var(--muted);cursor:pointer}
.subtabs button.on{border-color:var(--primary);color:var(--primary);font-weight:700}
.strat-card{border:1px solid var(--border);border-radius:8px;padding:12px;
  margin-bottom:10px;cursor:pointer}
.sc-head{display:flex;justify-content:space-between;align-items:center;
  font-size:16px;margin-bottom:6px}
.sc-tags{margin:6px 0}
.tag{display:inline-block;background:#eef4ff;color:var(--primary);border-radius:4px;
  padding:2px 8px;font-size:12px;margin:0 4px 4px 0}
.tag.dim{background:#f0f1f3;color:var(--muted)}
.score-track{height:8px;background:#eef1f4;border-radius:4px;overflow:hidden;margin:8px 0}
.score-fill{height:100%;background:var(--primary);border-radius:4px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.form-grid label{font-size:13px;color:var(--muted);display:flex;
  flex-direction:column;gap:4px}
.form-grid input,.form-grid select{border:1px solid var(--border);border-radius:8px;
  padding:9px 10px;font-size:14px;color:var(--text);background:#fff}
.form-grid label.disabled{opacity:.55}
.rng{display:flex;align-items:center;gap:4px}
.rng input{flex:1;min-width:0}
.news-item{padding:10px 4px;border-bottom:1px solid var(--border)}
.news-item:last-child{border-bottom:0}
.news-title{font-size:14px;margin-bottom:4px}
.news-title a{color:var(--text);text-decoration:none}
.sent-badge{font-size:11px;border-radius:4px;padding:1px 6px;margin-left:4px}
.sent-badge.up{background:#fdeceb;color:var(--up)}
.sent-badge.down{background:#e7f6ee;color:var(--down)}
.sent-badge.flat{background:#f0f1f3;color:var(--muted)}
.warn-box{background:#fff8e6;border:1px solid #f0d97a;border-radius:8px;
  padding:10px;font-size:12px;color:#7a5c00;margin-bottom:8px}
details.algo{margin-top:8px;font-size:13px}
details.algo summary{cursor:pointer;color:var(--primary)}
canvas#bt-chart{width:100%;height:220px;display:block;background:#fff;
  border:1px solid var(--border);border-radius:8px}

/* v4 市场观察管理 */
.h2-btns{display:flex;gap:12px;align-items:center}
.btn.mw-del{border-color:var(--up);color:var(--up);padding:9px 18px;font-size:14px;
  min-height:40px}

/* v3 数据源条 */
.gw-bar { display:flex; align-items:center; justify-content:space-between;
  padding:6px 12px; background:#f2f6fa; border-bottom:1px solid #e4e9ef;
  font-size:12px; color:#5a636d; }
.gw-badge { background:#e8f0fe; color:#1a5fd7; border-radius:10px;
  padding:2px 10px; font-size:12px; }
.gw-badge.warn { background:#fef3e2; color:#b26a00; }
.gw-pick select { font-size:12px; padding:2px 4px; border:1px solid #cfd6dd;
  border-radius:6px; background:#fff; }