/* China Dashboard - design tokens, layout, components.
   Palette: reference data-viz palette (validated light/dark steps). Status colors are fixed and always paired
   with an icon + text label. Theme: follows the OS, overridable with [data-theme="light|dark"] on <html>. */

:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --logo-plate: transparent; /* partner logos are dark ink: no plate needed on the light header */
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --ink-3: #6b6a65; /* secondary-muted text; passes 4.5:1 on --surface */
  --muted: #898781; /* axis labels, non-text marks */
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.12);
  --wash: rgba(11, 11, 11, 0.05); /* ghost hover */
  --accent: #2a78d6; /* series 1 */
  --accent-text: #1c5cab;
  --accent-wash: rgba(42, 120, 214, 0.1);
  --focus: #1c5cab;
  --btn-ink: #ffffff;

  --series-1: #2a78d6;
  --series-2: #eb6834;

  /* status: fill + glyph colour (glyph sits on the fill) */
  --st-achieved: #0ca30c;      --st-achieved-ink: #0b0b0b;
  --st-on_track: #2a78d6;      --st-on_track-ink: #ffffff;
  --st-behind: #fab219;        --st-behind-ink: #0b0b0b;
  --st-missed: #d03b3b;        --st-missed-ink: #ffffff;
  --st-unresolved: #7f5bc8;    --st-unresolved-ink: #ffffff;
  --st-no_data: #898781;       --st-no_data-ink: #ffffff;
  --st-invalid: #898781;       --st-invalid-ink: #ffffff;

  --good-text: #006300;
  --radius: 12px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --logo-plate: #ffffff;
    --ink: #ffffff;
    --ink-2: #c3c2b7;
    --ink-3: #a5a49b;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.12);
    --wash: rgba(255, 255, 255, 0.07);
    --accent: #3987e5;
    --accent-text: #6da7ec;
    --accent-wash: rgba(57, 135, 229, 0.16);
    --focus: #86b6ef;
    --btn-ink: #0b0b0b;
    --series-1: #3987e5;
    --series-2: #d95926;
    --st-on_track: #3987e5; --st-on_track-ink: #0b0b0b;
    --st-unresolved: #a98be6; --st-unresolved-ink: #0b0b0b;
    --good-text: #0ca30c;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d;
  --surface: #1a1a19;
  --logo-plate: #ffffff;
  --ink: #ffffff;
  --ink-2: #c3c2b7;
  --ink-3: #a5a49b;
  --grid: #2c2c2a;
  --axis: #383835;
  --border: rgba(255, 255, 255, 0.12);
  --wash: rgba(255, 255, 255, 0.07);
  --accent: #3987e5;
  --accent-text: #6da7ec;
  --accent-wash: rgba(57, 135, 229, 0.16);
  --focus: #86b6ef;
  --btn-ink: #0b0b0b;
  --series-1: #3987e5;
  --series-2: #d95926;
  --st-on_track: #3987e5; --st-on_track-ink: #0b0b0b;
  --st-unresolved: #a98be6; --st-unresolved-ink: #0b0b0b;
  --good-text: #0ca30c;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--page);
}
h1, h2, h3 { line-height: 1.2; margin: 0; font-weight: 650; }
h1 { font-size: 26px; }
h2 { font-size: 17px; }
h3 { font-size: 15px; }
p { margin: 0; }
a { color: var(--accent-text); }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 8px; top: -48px; background: var(--surface); color: var(--ink); padding: 8px 12px; border-radius: 8px; border: 1px solid var(--border); z-index: 100; }
.skip:focus { top: 8px; }
.muted { color: var(--ink-3); }
.num { font-variant-numeric: tabular-nums; }
.zh { font-family: var(--font); color: var(--ink-3); font-size: 13px; }

/* ---------- header / footer ---------- */
.wrap { max-width: 1320px; margin: 0 auto; padding: 0 16px; }
.wrap.wide { max-width: 1560px; }
.site-header { position: sticky; top: 0; z-index: 30; background: var(--surface); border-bottom: 1px solid var(--border); }
.site-header .wrap { display: flex; align-items: center; gap: 16px; min-height: 56px; flex-wrap: wrap; padding-top: 6px; padding-bottom: 6px; }
.brand { font-weight: 700; font-size: 17px; color: var(--ink); text-decoration: none; margin-right: 8px; white-space: nowrap; }
.brand small { display: block; font-weight: 400; font-size: 12px; color: var(--ink-3); }
/* Partner logos, top right of every page (as on the U.S. tracker). The marks are dark ink on a transparent
   background; in dark mode they sit on a white plate (--logo-plate) so they stay legible without being recoloured. */
.partner-logos { display: flex; align-items: center; flex-wrap: wrap; gap: 6px 14px; padding: 4px 8px; margin-right: -8px; background: var(--logo-plate); border-radius: 8px; }
.partner-logos img { display: block; height: 30px; width: auto; max-width: 100%; }
@media (max-width: 700px) {
  .partner-logos { margin: 0 0 0 -8px; }
  .partner-logos img { height: 26px; }
  .site-header { position: static; } /* nav + logos are too tall to pin on a phone */
}
@media (max-width: 420px) { .partner-logos { gap: 6px 10px; } .partner-logos img { height: 22px; } .brand { white-space: normal; font-size: 16px; } }
.nav { display: flex; gap: 4px; flex-wrap: wrap; flex: 0 1 auto; } /* basis auto: the nav moves under the title as a unit, then wraps only if it must */
.header-left { display: flex; align-items: center; flex-wrap: wrap; gap: 4px 16px; flex: 1 1 0; min-width: 0; }
.header-right { display: flex; align-items: center; gap: 12px; flex: none; margin-left: auto; }
/* phones: title + nav on top, then theme + logos; this must come after the base rules above to override them */
@media (max-width: 700px) {
  .header-left, .header-right { flex: 1 1 100%; }
  .header-right { flex-wrap: wrap; margin-left: 0; }
}
.nav a { white-space: nowrap; padding: 8px 12px; border-radius: 8px; color: var(--ink-2); text-decoration: none; font-weight: 500; }
.nav a:hover { background: var(--wash); }
.nav a[aria-current="page"] { background: var(--accent-wash); color: var(--accent-text); font-weight: 650; }
.site-footer { margin-top: 40px; border-top: 1px solid var(--border); padding: 20px 0 40px; color: var(--ink-3); font-size: 13px; }
.site-footer .wrap { display: flex; gap: 8px 24px; flex-wrap: wrap; }

/* ---------- controls ---------- */
button, select, input[type="search"], input[type="number"], input[type="text"] { font: inherit; color: inherit; }
.btn {
  display: inline-flex; align-items: center; gap: 6px; min-height: 36px; padding: 6px 12px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px; cursor: pointer;
}
.btn:hover { background: var(--wash); }
.btn[aria-pressed="true"] { background: var(--accent-wash); border-color: var(--accent); }
.btn-primary { background: var(--accent-text); border-color: var(--accent-text); color: var(--btn-ink); } /* 6.5:1 light, 7:1 dark */
.btn-primary:hover { filter: brightness(1.08); }
.link-btn { background: none; border: 0; padding: 0; text-align: left; cursor: pointer; color: var(--ink); font-weight: 600; }
.link-btn:hover { color: var(--accent-text); text-decoration: underline; }

.field { display: grid; gap: 4px; }
.field > label, .group > legend { font-size: 12px; font-weight: 650; color: var(--ink-2); text-transform: uppercase; letter-spacing: 0.04em; }
.input, .select {
  width: 100%; min-height: 36px; padding: 6px 10px; background: var(--surface);
  border: 1px solid var(--border); border-radius: 8px;
}
.input[aria-invalid="true"] { border-color: var(--st-missed); }
.hint { font-size: 12px; color: var(--ink-3); }
.hint.err { color: var(--ink); }
.hint.err::before { content: "\26A0\FE0E "; color: var(--st-missed); }
.group { border: 0; padding: 0; margin: 0; display: grid; gap: 4px; min-width: 0; }
.check { display: flex; align-items: center; gap: 8px; padding: 4px 6px; border-radius: 6px; cursor: pointer; min-height: 28px; }
.check:hover { background: var(--wash); }
.check input { width: 16px; height: 16px; accent-color: var(--accent); }
.check .count { margin-left: auto; color: var(--ink-3); font-variant-numeric: tabular-nums; font-size: 12px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }

/* dropdown multi-select */
.dropdown { position: relative; }
.dropdown > summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.dropdown > summary::-webkit-details-marker { display: none; }
.dropdown > summary::after { content: "\25BE"; color: var(--ink-3); flex: none; }
.dropdown[open] > summary { border-color: var(--accent); }
.dd-value { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dd-panel { position: absolute; z-index: 40; top: calc(100% + 4px); left: 0; min-width: 100%; width: max-content; max-width: min(360px, 90vw); background: var(--surface); border: 1px solid var(--border); border-radius: 8px; box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18); padding: 6px; }
.dd-actions { display: flex; justify-content: space-between; align-items: center; padding: 2px 6px 6px; border-bottom: 1px solid var(--border); margin-bottom: 4px; }
.dd-list { max-height: 320px; overflow: auto; display: grid; }
.dd-list .check { min-height: 30px; }

/* ---------- layout ---------- */
.page-head { padding: 24px 0 8px; display: grid; gap: 4px; }
.page-head p { color: var(--ink-2); max-width: 70ch; }
.layout { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); align-items: start; margin-top: 12px; }
.layout.with-profile { grid-template-columns: minmax(0, 1fr) minmax(300px, 380px); }
/* pages whose visible title block was removed keep the same gap under the header as the map (20px) */
h1.sr-only + .layout { margin-top: 20px; }
.layout > .filters { grid-column: 1 / -1; }
.layout.with-profile > .profile { position: sticky; top: 72px; max-height: calc(100vh - 88px); overflow: auto; }
@media (max-width: 1100px) {
  .layout.with-profile { grid-template-columns: minmax(0, 1fr); }
  .layout.with-profile > .profile { position: static; max-height: none; overflow: visible; }
}
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; min-width: 0; }
.card > h2 + * { margin-top: 12px; }
.stack { display: grid; gap: 16px; min-width: 0; grid-template-columns: minmax(0, 1fr); } /* minmax(0,..): an implicit auto column would stretch to the widest table and cause page-level horizontal scroll */
/* Filters live in one row above the content they scope. */
.filters summary { cursor: pointer; font-weight: 650; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.filters summary::-webkit-details-marker { display: none; }
.filters summary::after { content: "\25BE"; color: var(--ink-3); }
.filters[open] summary::after { content: "\25B4"; }
.filters .body { display: grid; gap: 16px 24px; margin-top: 12px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); align-items: start; }
.filters-foot { grid-column: 1 / -1; display: flex; gap: 12px 16px; align-items: center; flex-wrap: wrap; }
.filters-foot .hint { margin: 0; }

.banner { background: var(--accent-wash); border-bottom: 1px solid var(--border); font-size: 13px; }
.banner .wrap { padding-top: 8px; padding-bottom: 8px; color: var(--ink); }
.banner strong { font-weight: 650; }

/* ---------- KPI tiles ---------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; min-width: 0; }
.kpi .label { font-size: 12px; font-weight: 650; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-2); }
.kpi .value { font-size: 30px; font-weight: 650; line-height: 1.15; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .note { font-size: 12px; color: var(--ink-3); margin-top: 2px; }

/* ---------- tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
caption { text-align: left; padding: 12px 16px 0; color: var(--ink-3); font-size: 13px; }
th, td { padding: 10px 12px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--grid); }
th { font-size: 12px; font-weight: 650; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-2); white-space: nowrap; background: var(--surface); }
th button { all: unset; cursor: pointer; display: inline-flex; gap: 4px; align-items: center; }
th button:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--wash); }
tbody tr[aria-current="true"] { background: var(--accent-wash); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.cell-sub { display: block; font-size: 12px; color: var(--ink-3); }
.empty { padding: 32px 16px; text-align: center; color: var(--ink-2); }
.empty strong { display: block; color: var(--ink); margin-bottom: 4px; }

/* ---------- badges, meters ---------- */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px 2px 4px; border: 1px solid var(--border); border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; background: var(--surface); }
.badge .glyph, .glyph { display: inline-grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; font-size: 11px; font-weight: 800; line-height: 1; background: var(--c, var(--muted)); color: var(--c-ink, #fff); }
.tag { display: inline-block; padding: 1px 8px; border-radius: 6px; background: var(--wash); font-size: 12px; color: var(--ink-2); white-space: nowrap; }
.tag.warn { background: transparent; border: 1px dashed var(--muted); }

.meter { position: relative; width: 120px; height: 8px; border-radius: 4px; background: var(--grid); }
.meter .fill { position: absolute; inset: 0 auto 0 0; border-radius: 4px; background: var(--series-1); }
.meter .pace { position: absolute; top: -3px; bottom: -3px; width: 2px; background: var(--ink-2); border-radius: 1px; }
.meter-wrap { display: grid; gap: 2px; justify-items: start; }
.meter-label { font-size: 12px; color: var(--ink-2); font-variant-numeric: tabular-nums; }

/* stacked status bar */
.statusbar { display: flex; gap: 2px; height: 14px; border-radius: 4px; overflow: hidden; background: var(--grid); }
.statusbar .seg { flex: var(--n) 1 0; min-width: 4px; background: var(--c); border: 0; padding: 0; cursor: pointer; }
.statusbar .seg:hover { filter: brightness(1.12); }
.statusbar .seg[aria-pressed="true"] { outline: 2px solid var(--ink); outline-offset: -2px; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 10px; font-size: 13px; }
.legend .item { display: inline-flex; align-items: center; gap: 6px; color: var(--ink-2); background: none; border: 0; padding: 2px 4px; border-radius: 6px; cursor: pointer; }
.legend .item:hover { background: var(--wash); }
.legend .item strong { color: var(--ink); font-variant-numeric: tabular-nums; }

/* ---------- profile / description lists ---------- */
.profile h2 { font-size: 18px; }
.profile .sub { color: var(--ink-3); font-size: 13px; }
dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 14px; margin: 0; font-size: 14px; }
dl.facts dt { color: var(--ink-3); }
dl.facts dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.profile-empty { color: var(--ink-3); padding: 24px 8px; text-align: center; }
.note-box { background: var(--wash); border-radius: 8px; padding: 10px 12px; font-size: 13px; color: var(--ink-2); }
.note-box.warn { border-left: 3px solid var(--st-behind); }
.error-card { border-left: 4px solid var(--st-missed); }
.error-card code { background: var(--wash); padding: 1px 6px; border-radius: 4px; }

/* ---------- charts ---------- */
.chart { display: grid; gap: 8px; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart text { font-family: var(--font); fill: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; }
.chart .label-strong { fill: var(--ink); font-weight: 600; }
.chart .grid { stroke: var(--grid); stroke-width: 1; }
.chart .axis { stroke: var(--axis); stroke-width: 1; }
.chart .line-actual { fill: none; stroke: var(--series-1); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .line-pace { fill: none; stroke: var(--ink-2); stroke-width: 1.5; stroke-dasharray: 5 4; }
.chart .dot { fill: var(--series-1); stroke: var(--surface); stroke-width: 2; }
.chart .dot.partial { stroke-dasharray: 2 2; } /* hollow + dashed ring: a mid-year figure, not a year-end one */
.chart .dot.hot { stroke: var(--ink); }
details.table-view td.src { max-width: 260px; overflow-wrap: anywhere; font-size: 12px; color: var(--ink-2); }
.chart .target-mark { fill: var(--surface); stroke: var(--ink); stroke-width: 2; }
.chart .hit { fill: transparent; cursor: crosshair; }
.chart .hit:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }
.chart .cross { stroke: var(--ink-2); stroke-width: 1; opacity: 0; pointer-events: none; }
.chart-legend { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 12px; color: var(--ink-2); }
.chart-legend .key { display: inline-flex; align-items: center; gap: 6px; }
.chart-legend svg { width: 22px; height: 10px; overflow: visible; }
.tooltip { position: fixed; z-index: 60; pointer-events: none; background: var(--surface); color: var(--ink); border: 1px solid var(--border); box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18); border-radius: 8px; padding: 8px 10px; font-size: 13px; max-width: 260px; opacity: 0; transition: opacity 0.08s; }
.tooltip.on { opacity: 1; }
.tooltip .t-value { font-weight: 700; font-size: 15px; font-variant-numeric: tabular-nums; }
.tooltip .t-label { color: var(--ink-2); }
details.table-view summary { cursor: pointer; color: var(--ink-2); font-size: 13px; }
details.table-view table { margin-top: 8px; font-size: 13px; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }
@media (forced-colors: active) { .meter .fill, .statusbar .seg { forced-color-adjust: none; } .badge, .tag { border: 1px solid CanvasText; } }
@media print { .site-header, .filters, .skip { display: none !important; } .layout, .layout.with-profile { grid-template-columns: 1fr; } }

.field-stack { display: grid; gap: 14px; align-content: start; min-width: 0; grid-template-columns: minmax(0, 1fr); }
.nowrap { white-space: nowrap; flex-wrap: nowrap; }

table td:first-child { min-width: 190px; } /* let the table scroll sideways inside .table-wrap instead of squeezing the name column */
td.nowrap, th.nowrap { white-space: nowrap; }
.profile { scroll-margin-top: 72px; }

.rel-core { color: var(--accent-text); font-weight: 600; }

/* ---------- plan tracker: theme sections ---------- */
.theme { display: grid; gap: 10px; margin-top: 20px; }
.theme-head { display: grid; grid-template-columns: minmax(0, 1fr) max-content; gap: 8px 24px; align-items: end; }
.theme-title h2 { font-size: 18px; }
.theme-title p { color: var(--ink-2); max-width: 80ch; margin-top: 4px; font-size: 14px; }
.theme-side { display: grid; gap: 4px; justify-items: end; font-size: 13px; color: var(--ink-2); text-align: right; }
.theme-count strong { color: var(--ink); font-size: 18px; margin-right: 4px; }
@media (max-width: 700px) { .theme-head { grid-template-columns: minmax(0, 1fr); } .theme-side { justify-items: start; text-align: left; } }
.theme-collapsed { margin-top: 24px; border-top: 1px solid var(--border); padding-top: 12px; }
.theme-collapsed summary { cursor: pointer; font-weight: 650; color: var(--ink-2); }
.list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.list li { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.list a { color: var(--ink); font-weight: 600; text-decoration: none; }
.list a:hover { color: var(--accent-text); text-decoration: underline; }
.card-foot { margin-top: 12px; font-size: 13px; }