/* 颜色沿用第三版报告页（reports/final_v3/page）；只用系统字体，页面不依赖任何外部资源 */
:root {
  --page: #f3f4f6;
  --surface: #ffffff;
  --surface-2: #f7f8fa;
  --ink: #14171b;
  --ink-2: #4b525b;
  --muted: #6f7680;
  --grid: #e5e8ec;
  --axis: #c3c9d0;
  --hair: rgba(20, 23, 27, 0.10);
  --accent: #1d4f91;
  --accent-soft: rgba(29, 79, 145, 0.08);
  --s1: #2a78d6;
  --s2: #eb6834;
  --s3: #1baf7a;
  --bench: #8a919a;
  --up: 200, 52, 43;
  --down: 31, 138, 76;
  --up-ink: #b8342a;
  --down-ink: #1c7a45;
  --band-dev: rgba(29, 79, 145, 0.045);
  --band-hold: rgba(235, 104, 52, 0.07);
  --band-paper: rgba(27, 175, 122, 0.10);
  --band-ink: #6f7680;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC",
    "Source Han Sans SC", system-ui, sans-serif;
  --mono: "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0e1013;
    --surface: #16191d;
    --surface-2: #1b1f24;
    --ink: #eceef1;
    --ink-2: #b3b9c1;
    --muted: #8a919b;
    --grid: #262b31;
    --axis: #3b4149;
    --hair: rgba(255, 255, 255, 0.10);
    --accent: #8fb4ea;
    --accent-soft: rgba(143, 180, 234, 0.12);
    --s1: #3987e5;
    --s2: #d95926;
    --s3: #199e70;
    --bench: #858c96;
    --up: 229, 83, 75;
    --down: 46, 168, 106;
    --up-ink: #f0766e;
    --down-ink: #4cc486;
    --band-dev: rgba(143, 180, 234, 0.06);
    --band-hold: rgba(217, 89, 38, 0.09);
    --band-paper: rgba(25, 158, 112, 0.14);
    --band-ink: #8a919b;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0e1013;
  --surface: #16191d;
  --surface-2: #1b1f24;
  --ink: #eceef1;
  --ink-2: #b3b9c1;
  --muted: #8a919b;
  --grid: #262b31;
  --axis: #3b4149;
  --hair: rgba(255, 255, 255, 0.10);
  --accent: #8fb4ea;
  --accent-soft: rgba(143, 180, 234, 0.12);
  --s1: #3987e5;
  --s2: #d95926;
  --s3: #199e70;
  --bench: #858c96;
  --up: 229, 83, 75;
  --down: 46, 168, 106;
  --up-ink: #f0766e;
  --down-ink: #4cc486;
  --band-dev: rgba(143, 180, 234, 0.06);
  --band-hold: rgba(217, 89, 38, 0.09);
  --band-paper: rgba(25, 158, 112, 0.14);
  --band-ink: #8a919b;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 15px/1.65 var(--sans);
  font-variant-numeric: tabular-nums;
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px 48px; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: 0.01em; }
h1 { font-size: 26px; line-height: 1.3; }
h2 { font-size: 19px; margin: 44px 0 6px; }
h3 { font-size: 14.5px; color: var(--ink-2); }
section > .note { margin: 0 0 14px; color: var(--ink-2); max-width: 78ch; }
b { font-weight: 600; }

/* 顶部 */
.top { padding: 32px 0 4px; }
.title-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.lede { margin: 8px 0 0; color: var(--ink-2); max-width: 70ch; }
.status { margin: 14px 0 0; padding: 9px 12px; background: var(--surface); border: 1px solid var(--hair); border-radius: 8px;
  color: var(--ink-2); font-size: 13.5px; display: flex; flex-wrap: wrap; gap: 4px 18px; }
.status b { color: var(--ink); font-weight: 600; }
.demo { margin: 10px 0 0; padding: 9px 12px; border-radius: 8px; font-size: 13.5px; color: var(--ink);
  background: var(--band-hold); border: 1px solid rgba(var(--up), 0.35); }
button.ghost { font: inherit; font-size: 13px; color: var(--ink-2); background: transparent; border: 1px solid var(--hair);
  border-radius: 6px; padding: 4px 10px; cursor: pointer; white-space: nowrap; }
button.ghost:hover { color: var(--ink); border-color: var(--axis); }

/* 卡片 */
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.card { background: var(--surface); border: 1px solid var(--hair); border-radius: 10px; padding: 16px 16px 12px; min-width: 0; }
.card .name { display: flex; align-items: center; gap: 8px; font-weight: 600; }
.card .name .code { color: var(--muted); font: 12px var(--mono); margin-left: auto; }
.key { width: 10px; height: 10px; border-radius: 3px; flex: none; display: inline-block; }
.card .heads { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 12px 0 10px; }
.card .big { font-size: 26px; font-weight: 600; line-height: 1.2; }
.card .big.sm { font-size: 20px; color: var(--ink-2); }
.card .cap { font-size: 12px; color: var(--muted); line-height: 1.45; margin-top: 3px; }
.card dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 3px 12px; font-size: 13.5px;
  border-top: 1px solid var(--hair); padding-top: 10px; }
.card dt { color: var(--muted); }
.card dd { margin: 0; text-align: right; }
.card dd small { display: block; color: var(--muted); font-size: 11.5px; line-height: 1.4; margin-bottom: 3px; }
.pos { color: var(--up-ink); }
.neg { color: var(--down-ink); }
.empty { color: var(--muted); font-size: 13.5px; margin: 12px 0 4px; }

/* 面板、控件 */
.panel { background: var(--surface); border: 1px solid var(--hair); border-radius: 10px; padding: 14px 16px 12px; margin-top: 12px; }
.panel > h3 { margin-bottom: 8px; }
.panel-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 4px 16px; margin-top: 6px; }
.panel-head + .chart, .panel-head + .range-stats { margin-top: 4px; }
.controls { display: flex; flex-wrap: wrap; gap: 8px 16px; margin: 4px 0 0; }
.seg { display: inline-flex; background: var(--surface); border: 1px solid var(--hair); border-radius: 8px; padding: 3px; flex-wrap: wrap; }
.seg button { font: inherit; font-size: 13.5px; border: 0; background: transparent; color: var(--ink-2); padding: 4px 12px;
  border-radius: 6px; cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.seg button:disabled { color: var(--axis); cursor: default; }
.legend { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 13px; color: var(--ink-2); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 14px; height: 2px; border-radius: 1px; display: inline-block; }
.legend i.box { width: 12px; height: 10px; border-radius: 2px; }
.range-stats { margin: 2px 0 0; font-size: 13px; color: var(--ink-2); }
.range-stats b { color: var(--ink); }
.range-stats b.pos { color: var(--up-ink); }
.range-stats b.neg { color: var(--down-ink); }
.range-stats .sub { color: var(--muted); white-space: nowrap; }
.chart { position: relative; margin: 2px 0 10px; outline: none; }
.chart:focus-visible { box-shadow: 0 0 0 2px var(--accent-soft); border-radius: 6px; }
.chart svg { display: block; width: 100%; overflow: visible; font-family: var(--sans); }
.chart .placeholder { height: 120px; display: grid; place-items: center; color: var(--muted); font-size: 13.5px;
  background: var(--surface-2); border-radius: 8px; }
.tip { position: absolute; pointer-events: none; background: var(--surface); border: 1px solid var(--hair); border-radius: 8px;
  padding: 7px 10px; font-size: 12.5px; box-shadow: 0 4px 16px rgba(0, 0, 0, 0.10); min-width: 150px; z-index: 2; }
.tip .t-head { color: var(--muted); margin-bottom: 3px; }
.tip .row { display: flex; align-items: center; gap: 7px; }
.tip .row i { width: 10px; height: 2px; display: inline-block; }
.tip .row b { font-weight: 600; min-width: 58px; }
.tip .row span { color: var(--ink-2); }

/* 持仓 */
.controls input[type="search"] { font: inherit; font-size: 13.5px; color: var(--ink); background: var(--surface);
  border: 1px solid var(--hair); border-radius: 8px; padding: 5px 10px; flex: 1 1 200px; max-width: 300px; min-width: 0; }
.controls input[type="search"]:focus-visible { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
table.stocks th button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; white-space: nowrap; }
table.stocks th button:hover { color: var(--ink); }
table.stocks th[aria-sort] button { color: var(--accent); font-weight: 600; }
table.stocks th[aria-sort="descending"] button::after { content: " ↓"; }
table.stocks th[aria-sort="ascending"] button::after { content: " ↑"; }
table.stocks th:first-child, table.stocks td:first-child { position: sticky; left: 0; z-index: 1; background: var(--surface); }
table.stocks td .nm { font-weight: 500; }
table.stocks td .code { display: block; color: var(--muted); font: 11.5px var(--mono); }
table.stocks td.ind { color: var(--ink-2); }
.chip { display: inline-block; margin-left: 6px; padding: 0 5px; border-radius: 4px; font-size: 11px; line-height: 17px;
  color: var(--accent); background: var(--accent-soft); vertical-align: 1px; }
td.muted { color: var(--muted); }
table.stocks .txt { text-align: left; }
button.more { margin-top: 10px; }
button.dl { align-self: center; padding: 6px 12px; color: var(--accent); border-color: var(--accent-soft); background: var(--surface); }
button.dl:hover { color: var(--accent); border-color: var(--accent); }
.dl-msg { align-self: center; font-size: 13px; color: var(--up-ink); }

/* 表格 */
.table-scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 13.5px; }
th, td { padding: 7px 10px; text-align: right; border-bottom: 1px solid var(--hair); white-space: nowrap; vertical-align: top; }
th:first-child, td:first-child { text-align: left; }
th { color: var(--muted); font-weight: 500; font-size: 12.5px; }
td .sub { display: block; color: var(--muted); font-size: 11.5px; }
tr.hl td { background: var(--accent-soft); }
tr.sep td { border-top: 1px solid var(--axis); }
table.heat td.v { font-weight: 500; }

/* 说明 */
.prose { background: var(--surface); border: 1px solid var(--hair); border-radius: 10px; padding: 6px 18px; }
.prose ul { margin: 10px 0; padding-left: 20px; }
.prose li { margin: 6px 0; color: var(--ink-2); }
.prose li b { color: var(--ink); }
.facts { display: grid; grid-template-columns: 7em 1fr; gap: 0 16px; margin: 8px 0; }
.facts dt { font-weight: 600; padding: 9px 0; border-top: 1px solid var(--hair); }
.facts dd { margin: 0; padding: 9px 0; color: var(--ink-2); border-top: 1px solid var(--hair); }
.facts dt:first-of-type, .facts dt:first-of-type + dd { border-top: 0; }
.foot { margin-top: 36px; color: var(--muted); font-size: 12.5px; }

@media (max-width: 860px) {
  .cards { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 14.5px; }
  h1 { font-size: 22px; }
  .facts { grid-template-columns: 1fr; }
  .facts dd { border-top: 0; padding-top: 0; }
  th, td { padding: 6px 7px; }
}