:root {
  --bg: #f5f6f8; --card: #fff; --line: #e3e6ea;
  --text: #23272e; --dim: #8a929e;
  --up: #e03131; --down: #1971c2;      /* A股惯例：红涨绿跌 */
  --accent: #1c7ed6;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
       font: 14px/1.5 "Microsoft YaHei", "PingFang SC", sans-serif; }

.topbar { display: flex; align-items: center; gap: 16px; padding: 10px 18px;
          background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.brand { font-size: 18px; font-weight: 700; }
.meta { color: var(--dim); flex: 1; }
.searchbox { position: relative; }
.searchbox input { width: 240px; padding: 6px 10px; border: 1px solid var(--line);
                   border-radius: 6px; font-size: 13px; }
.q-results { position: absolute; top: 110%; left: 0; right: 0; background: var(--card);
             border: 1px solid var(--line); border-radius: 6px; z-index: 50;
             max-height: 320px; overflow: auto; box-shadow: 0 4px 14px rgba(0,0,0,.08); }
.q-row { padding: 6px 10px; cursor: pointer; font-size: 13px; display: flex;
         justify-content: space-between; gap: 10px; }
.q-row:hover { background: #f2f7ff; }
.q-row .dim { color: var(--dim); }
.actions { display: flex; gap: 8px; }

.btn { padding: 6px 14px; border: 1px solid var(--line); border-radius: 6px;
       background: var(--card); cursor: pointer; font-size: 13px; }
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { opacity: .9; color: #fff; }
.btn.small { padding: 3px 10px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* 选股主页：左右两栏各自独立滚动 */
.layout-page { height: 100vh; display: flex; flex-direction: column; overflow: hidden; }
.layout-page .layout { flex: 1; min-height: 0; overflow: hidden; }

.layout { display: flex; gap: 14px; padding: 14px 18px; align-items: stretch; }
.panel { width: 300px; flex-shrink: 0; background: var(--card); border: 1px solid var(--line);
         border-radius: 10px; padding: 14px 16px; overflow-y: auto; }
.panel h3 { margin: 14px 0 6px; font-size: 14px; }
.panel h3:first-child { margin-top: 0; }
.panel small.dim { color: var(--dim); font-weight: 400; }

.group { border-top: 1px dashed var(--line); padding-top: 8px; margin-bottom: 8px; }
.cb { display: flex; align-items: center; gap: 6px; padding: 2px 0; cursor: pointer; }
.range { display: flex; align-items: center; justify-content: space-between; padding: 2px 0; }
.range input[type=number] { width: 84px; padding: 3px 6px; border: 1px solid var(--line);
                            border-radius: 5px; font-size: 13px; }
.presets { display: flex; flex-direction: column; gap: 6px; }
.presets .btn { text-align: left; }
.run { display: flex; gap: 8px; margin-top: 14px; }
.run .btn { flex: 1; padding: 9px 0; }
.info { margin-top: 8px; color: var(--dim); font-size: 12px; min-height: 18px; }

.results { flex: 1; min-width: 0; height: 100%; overflow-y: auto; background: var(--card);
           border: 1px solid var(--line); border-radius: 10px; }
.mkt-panel { padding: 10px 14px; border-bottom: 1px solid var(--line); }
.mkt-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 6px; }
.mkt-label { font-weight: 700; font-size: 15px; }
.mkt-label.bull { color: var(--up); } .mkt-label.bear { color: #2b8a3e; }
.mkt-label.flat { color: #e8890c; }
.mkt-stats { display: flex; flex-wrap: wrap; gap: 6px 14px; color: var(--dim); font-size: 12px; }
.mkt-stats b { color: var(--text); font-weight: 600; }
.mkt-stats .stat { white-space: nowrap; }
.range label.cb { flex: 1; }
.range .unit { color: var(--dim); font-size: 12px; margin-left: 4px; }
.progress { padding: 8px 12px; border-bottom: 1px solid var(--line); font-size: 12px; color: var(--dim); }
.progress .bar { height: 5px; background: var(--bg); border-radius: 3px; margin-top: 5px; }
.progress .bar div { height: 100%; width: 0; background: var(--accent); border-radius: 3px; transition: width .3s; }
.hidden { display: none; }

table.grid { width: 100%; border-collapse: collapse; font-size: 13px; }
.grid th, .grid td { padding: 7px 10px; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; }
.grid th { position: sticky; top: 0; background: #fafbfc; cursor: pointer; user-select: none; }
.grid th:hover { color: var(--accent); }
.grid th.sort-asc::after { content: " ▲"; color: var(--accent); }
.grid th.sort-desc::after { content: " ▼"; color: var(--accent); }
.grid td:nth-child(-n+2), .grid th:nth-child(-n+2) { text-align: left; }
.grid tbody tr:hover { background: #f2f7ff; cursor: pointer; }
.grid td.empty { text-align: center; color: var(--dim); padding: 40px 0; cursor: default; }
.up { color: var(--up); } .down { color: var(--down); }
.badge { display: inline-block; padding: 1px 7px; margin: 0 2px; border-radius: 9px;
         font-size: 11px; background: #fff0f0; color: var(--up); border: 1px solid #ffd6d6; }
.badge.blue { background: #eef6ff; color: var(--accent); border-color: #cfe6ff; }
.star { cursor: pointer; font-size: 15px; }
.star.on { color: #f59f00; }

.detail { padding: 14px 18px; }
.detail-head { display: flex; align-items: center; gap: 14px; margin-bottom: 10px; }
.detail-head h2 { margin: 0; font-size: 20px; }
.chart { background: var(--card); border: 1px solid var(--line); border-radius: 10px; height: 640px; }

.footer { padding: 14px 18px 24px; color: var(--dim); font-size: 12px; text-align: center; }

.login { display: flex; justify-content: center; padding-top: 12vh; }

.formula-input { width: 100%; padding: 7px 10px; border: 1px solid var(--line);
                 border-radius: 5px; font-size: 12px; font-family: Consolas, monospace; }
.help { margin-top: 6px; font-size: 12px; }
.help summary { cursor: pointer; color: var(--accent); }
.help-body { padding: 6px 8px; background: #fafbfc; border-radius: 6px;
             margin-top: 4px; line-height: 1.7; color: var(--text); }
.help-body code { background: #eef2f7; padding: 0 4px; border-radius: 3px; }
.fsaved { display: flex; gap: 6px; margin-top: 8px; }
.fsaved-list { flex: 1; padding: 4px 6px; border: 1px solid var(--line);
               border-radius: 5px; font-size: 12px; max-width: 200px; }
.login-card { background: var(--card); border: 1px solid var(--line); border-radius: 12px;
              padding: 34px 38px; width: 320px; text-align: center; }
.login-card h2 { margin: 0 0 4px; }
.login-card input { width: 100%; padding: 9px 12px; margin: 14px 0; border: 1px solid var(--line);
                    border-radius: 6px; font-size: 14px; box-sizing: border-box; }
.login-card .btn { width: 100%; padding: 9px 0; }
.login-card .err { color: var(--up); font-size: 13px; margin: 4px 0; }