/* Layout: one report column like a test sheet; a sticky selector bar drives every chart below it. */
:root {
  --bg: #f4f4f1; --surface: #fcfcfb; --ink: #0b0b0b; --ink-2: #52514e; --muted: #85837c;
  --grid: #e3e2db; --axis: #c3c2b7; --rule: #d9d8d0; --band: rgba(42,120,214,0.07);
  --f1: #2a78d6; --f2: #eb6834; --f3: #1baf7a; --f4: #eda100; --f5: #e87ba4;
  --c1: #008300; --c2: #6250d6; --c3: #e34948;
  --q0: #cde2fb; --q1: #86b6ef; --q2: #3987e5; --q3: #1c5cab; --q4: #0d366b;
  --sel-bg: #0b0b0b; --sel-fg: #fcfcfb;
  --f-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-data: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #0d0d0d; --surface: #1a1a19; --ink: #f0efec; --ink-2: #c3c2b7; --muted: #8f8d86;
  --grid: #2c2c2a; --axis: #45443f; --rule: #33332f; --band: rgba(57,135,229,0.12);
  --f1: #3987e5; --f2: #d95926; --f3: #199e70; --f4: #c98500; --f5: #d55181;
  --c1: #008300; --c2: #9085e9; --c3: #e66767;
  --q0: #104281; --q1: #1c5cab; --q2: #3987e5; --q3: #86b6ef; --q4: #cde2fb;
  --sel-bg: #f0efec; --sel-fg: #1a1a19;
  color-scheme: dark; } }
:root[data-theme="dark"] {
  --bg: #0d0d0d; --surface: #1a1a19; --ink: #f0efec; --ink-2: #c3c2b7; --muted: #8f8d86;
  --grid: #2c2c2a; --axis: #45443f; --rule: #33332f; --band: rgba(57,135,229,0.12);
  --f1: #3987e5; --f2: #d95926; --f3: #199e70; --f4: #c98500; --f5: #d55181;
  --c1: #008300; --c2: #9085e9; --c3: #e66767;
  --q0: #104281; --q1: #1c5cab; --q2: #3987e5; --q3: #86b6ef; --q4: #cde2fb;
  --sel-bg: #f0efec; --sel-fg: #1a1a19;
  color-scheme: dark; }

* { box-sizing: border-box; }
html { scroll-padding-top: 120px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 16px/1.55 var(--f-body);
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); padding-block: 0 56px; }
.sheet { max-width: 1120px; margin: 0 auto; display: grid; gap: 44px; }
h1, h2, h3 { margin: 0; text-wrap: balance; letter-spacing: -0.01em; }
h1 { font-size: clamp(30px, 4.6vw, 46px); line-height: 1.05; font-weight: 700; }
h2 { font-size: 26px; line-height: 1.15; font-weight: 650; }
h3 { font-size: 17px; font-weight: 600; color: var(--ink); }
p { margin: 0; max-width: 70ch; color: var(--ink-2); }
a { color: var(--f1); }
.eyebrow { font: 500 12px/1.2 var(--f-data); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.num, td, .val, .chip b { font-variant-numeric: tabular-nums; }

/* masthead */
.mast { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 24px;
  padding-block: 18px 14px; border-bottom: 1px solid var(--rule); }
.mast .call { font: 700 15px/1 var(--f-data); letter-spacing: 0.12em; }
.mast .call span { color: var(--muted); font-weight: 500; letter-spacing: 0.04em; }
.mast label { font-size: 13px; color: var(--ink-2); display: inline-flex; gap: 8px; align-items: center; }
select { font: inherit; font-size: 14px; color: var(--ink); background: var(--surface); border: 1px solid var(--rule); padding: 5px 8px; border-radius: 4px; }

header.ant { display: grid; gap: 14px; padding-top: 8px; }
.facts { display: flex; flex-wrap: wrap; gap: 6px 22px; font: 400 13px/1.4 var(--f-data); color: var(--ink-2); }
.facts b { font-weight: 600; color: var(--ink); }

/* sticky selector bar */
.bar { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5; background: var(--bg);
  border-bottom: 1px solid var(--rule); padding-block: 10px; display: flex; flex-wrap: wrap; gap: 10px 26px; align-items: center; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--bg); }
.seg { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; }
.seg .lbl { font: 500 11px/1 var(--f-data); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-right: 6px; }
.seg button { font: 500 13px/1 var(--f-body); color: var(--ink); background: var(--surface); border: 1px solid var(--rule);
  padding: 7px 10px; border-radius: 4px; cursor: pointer; display: inline-flex; gap: 6px; align-items: center; }
.seg button small { color: var(--muted); font-size: 11.5px; }
.seg button[aria-pressed="true"] { background: var(--sel-bg); color: var(--sel-fg); border-color: var(--sel-bg); }
.seg button[aria-pressed="true"] small { color: inherit; opacity: 0.75; }
.seg button:focus-visible, select:focus-visible, summary:focus-visible, tr[tabindex]:focus-visible { outline: 2px solid var(--f1); outline-offset: 2px; }
.seg button i { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }

section { display: grid; gap: 16px; }
.sec-head { display: grid; gap: 6px; }
.grid2 { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); gap: 16px; }
.grid2.even { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.grid3 .chart { min-height: 260px; }
.uit { display: grid; gap: 16px; border-top: 2px solid var(--ink); padding-top: 18px; margin-top: 12px; }
.prose { display: grid; gap: 10px; }
.steps { margin: 0; padding-left: 22px; display: grid; gap: 8px; color: var(--ink-2); font-size: 15px; }
.steps li::marker { font: 600 13px var(--f-data); color: var(--ink); }
.card { background: var(--surface); border: 1px solid var(--rule); border-radius: 6px; padding: 14px 14px 10px; display: grid; gap: 10px; min-width: 0; align-content: start; }
.card .cap { font-size: 13px; color: var(--ink-2); max-width: none; }
.chart { width: 100%; min-height: 300px; }
#ch-3d { min-height: 560px; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 13px; color: var(--ink-2); }
.legend span { display: inline-flex; align-items: center; gap: 7px; }
.legend i { width: 18px; height: 0; border-top: 2.5px solid; display: inline-block; }

/* key figures for the current selection */
.figs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; border: 1px solid var(--rule); border-radius: 6px; background: var(--surface); }
.fig { padding: 12px 14px; display: grid; gap: 2px; min-width: 0; border-bottom: 1px solid var(--rule); }
.fig:nth-child(odd) { border-right: 1px solid var(--rule); }
.fig:nth-last-child(-n+2) { border-bottom: 0; }
.fig .l { font-size: 12.5px; color: var(--ink-2); }
.fig .val { font: 650 26px/1.1 var(--f-body); }
.fig .val small { font-size: 14px; font-weight: 500; color: var(--ink-2); margin-left: 3px; }
.fig .s { font-size: 12px; color: var(--muted); }
.side { display: grid; gap: 12px; align-content: start; min-width: 0; }
.opts { display: grid; gap: 8px; }

/* tables */
.tbl { overflow-x: auto; border: 1px solid var(--rule); border-radius: 6px; background: var(--surface); }
table { border-collapse: collapse; width: 100%; font: 400 13px/1.4 var(--f-data); }
th, td { padding: 6px 12px 6px 0; text-align: right; white-space: nowrap; border-bottom: 1px solid var(--grid); }
th:first-child, td:first-child { text-align: left; padding-left: 12px; }
th { font-weight: 500; color: var(--ink-2); position: sticky; top: 0; background: var(--surface); }
tbody tr.grp td { font: 600 12px/1.4 var(--f-body); color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; padding-top: 12px; }
tbody tr[tabindex] { cursor: pointer; }
tbody tr[tabindex]:hover td { background: var(--band); }
tbody tr.on td { background: var(--band); color: var(--ink); font-weight: 600; }
td.warn { color: var(--c3); }

details > summary { cursor: pointer; font-size: 13.5px; color: var(--f1); }
.notes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.note { border-top: 2px solid var(--ink); padding-top: 10px; display: grid; gap: 8px; align-content: start; min-width: 0; }
.note p { font-size: 15px; }
.note .moeite { font: 500 11px/1.2 var(--f-data); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.empty { border: 1px dashed var(--axis); border-radius: 6px; padding: 16px; display: grid; gap: 8px; }
.empty code, footer code, .note code { font: 12.5px var(--f-data); color: var(--ink); background: var(--bg); padding: 1px 4px; border-radius: 3px; }
.meting { display: grid; gap: 4px; padding: 10px 0; border-bottom: 1px solid var(--grid); }
.meting:last-child { border-bottom: 0; }
.meting .t { font-weight: 600; }
.meting .m { font: 12.5px var(--f-data); color: var(--muted); }
.err { color: var(--c3); font-size: 13px; }
footer { font-size: 13px; color: var(--muted); border-top: 1px solid var(--rule); padding-top: 14px; display: grid; gap: 6px; }
footer p { color: var(--muted); font-size: 13px; max-width: none; }

@media (max-width: 860px) {
  .grid2, .grid2.even, .grid3, .notes { grid-template-columns: minmax(0, 1fr); }
  #ch-3d { min-height: 420px; }
  html { scroll-padding-top: 180px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }