/* ==========================================================================
   TradeFlow — demo styles. Self-contained: no imports, no external fonts.
   ========================================================================== */

:root {
  color-scheme: light;

  --bg: #fafafa;
  --surface: #ffffff;
  --surface-2: #f4f5f7;
  --text: #1a1a2e;
  --muted: #6b7280;
  --border: #e5e7eb;
  --border-strong: #d3d7de;

  /* Accent — amber. --accent is the ink/interactive step (AA on surface);
     --accent-mark is the chart/graphic step. */
  --accent: #b45309;
  --accent-mark: #d97706;
  --accent-soft: rgba(217, 119, 6, 0.10);
  --accent-on: #ffffff;

  /* Categorical series (validated: adjacent CVD dE 9.1, normal-vision 19.6) */
  --s1: #2a78d6;
  --s2: #eb6834;
  --s3: #1baf7a;
  --s4: #eda100;
  --s5: #e87ba4;
  --s-muted: #c8ccd4;

  /* Sequential amber ramp for the heatmap, light -> dark */
  --h1: #fef3c7;
  --h2: #fcd97f;
  --h3: #f5b13a;
  --h4: #d97706;
  --h5: #9a5406;

  /* Chart chrome */
  --grid: #ebecef;
  --axis: #c9cbd1;

  /* Status ink */
  --good: #14682a;
  --critical: #a11f1f;

  --pill-neutral-bg: #f3f4f6;  --pill-neutral-fg: #4b5563;
  --pill-info-bg:    #e7f0fb;  --pill-info-fg:    #1e5aa8;
  --pill-accent-bg:  #fdf0dd;  --pill-accent-fg:  #8a4008;
  --pill-good-bg:    #e6f5e8;  --pill-good-fg:    #14682a;
  --pill-done-bg:    #eef0f4;  --pill-done-fg:    #4b5563;
  --pill-crit-bg:    #fdeaea;  --pill-crit-fg:    #a11f1f;
  --pill-high-bg:    #fdefe6;  --pill-high-fg:    #94430f;

  --shadow: 0 1px 2px rgba(16, 20, 28, 0.06), 0 6px 20px rgba(16, 20, 28, 0.06);
  --radius-card: 8px;
  --radius-ctl: 6px;
}

[data-theme="dark"] {
  color-scheme: dark;

  --bg: #111318;
  --surface: #1b1e26;
  --surface-2: #232733;
  --text: #e8eaf0;
  --muted: #9aa1ad;
  --border: #2a2f3a;
  --border-strong: #3a4150;

  --accent: #fbbf24;
  --accent-mark: #fbbf24;
  --accent-soft: rgba(251, 191, 36, 0.12);
  --accent-on: #1a1200;

  --s1: #3987e5;
  --s2: #d95926;
  --s3: #199e70;
  --s4: #c98500;
  --s5: #d55181;
  --s-muted: #4a5160;

  --h1: #3a2a10;
  --h2: #5c4212;
  --h3: #8a6112;
  --h4: #c08a12;
  --h5: #fbbf24;

  --grid: #262b35;
  --axis: #3a4150;

  --good: #6ede8b;
  --critical: #f59a9a;

  --pill-neutral-bg: #262a33;  --pill-neutral-fg: #c3c8d2;
  --pill-info-bg:    #17293f;  --pill-info-fg:    #8fc0f5;
  --pill-accent-bg:  #3a2a12;  --pill-accent-fg:  #fbbf24;
  --pill-good-bg:    #14301c;  --pill-good-fg:    #6ede8b;
  --pill-done-bg:    #23262e;  --pill-done-fg:    #9aa1ad;
  --pill-crit-bg:    #3a1b1b;  --pill-crit-fg:    #f59a9a;
  --pill-high-bg:    #3a2718;  --pill-high-fg:    #f0b183;

  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 6px 20px rgba(0, 0, 0, 0.32);
}

* { box-sizing: border-box; }

html, body { max-width: 100%; overflow-x: hidden; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}

h1, h2, h3 { line-height: 1.25; margin: 0; font-weight: 650; }
p { margin: 0; }

a { color: var(--accent); }
a:hover { color: var(--text); }

:focus-visible {
  outline: 2px solid var(--accent-mark);
  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-link {
  position: absolute; left: 8px; top: -60px; z-index: 60;
  background: var(--surface); color: var(--text); padding: 8px 12px;
  border: 1px solid var(--border); border-radius: var(--radius-ctl);
}
.skip-link:focus { top: 8px; }

/* ---------------------------------------------------------------- header */

.site-header {
  position: sticky; top: 0; z-index: 40;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.header-top {
  max-width: 1200px; margin: 0 auto;
  padding: 12px 16px;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}

.brand { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; min-width: 0; }

.wordmark { font-size: 20px; font-weight: 700; letter-spacing: -0.01em; }
.wordmark-accent { color: var(--accent); }

.tagline { color: var(--muted); font-size: 13px; }

.header-controls { margin-left: auto; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.segmented {
  display: inline-flex; background: var(--surface-2);
  border: 1px solid var(--border); border-radius: var(--radius-ctl); padding: 2px;
}
.seg-btn {
  appearance: none; border: 0; background: transparent; color: var(--muted);
  font: inherit; font-size: 13px; font-weight: 600;
  padding: 8px 12px; min-height: 40px; border-radius: 4px; cursor: pointer;
  transition: background 150ms ease, color 150ms ease;
}
.seg-btn:hover { color: var(--text); }
.seg-btn[aria-pressed="true"] { background: var(--accent-mark); color: var(--accent-on); }

.theme-toggle {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 40px; padding: 8px 12px;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border-strong); border-radius: var(--radius-ctl);
  font: inherit; font-size: 13px; font-weight: 600; cursor: pointer;
}
.theme-toggle:hover { border-color: var(--accent-mark); }
.theme-icon { color: var(--accent); font-size: 15px; }

.tabs-wrap { border-top: 1px solid var(--border); background: var(--surface); }
.tabs {
  max-width: 1200px; margin: 0 auto; padding: 0 16px;
  display: flex; gap: 4px; overflow-x: auto; scrollbar-width: thin;
}
.tab {
  appearance: none; border: 0; background: transparent; color: var(--muted);
  font: inherit; font-size: 14px; font-weight: 600; white-space: nowrap;
  padding: 12px 12px; min-height: 44px; cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 150ms ease, border-color 150ms ease;
}
.tab:hover { color: var(--text); }
.tab[aria-selected="true"] { color: var(--accent); border-bottom-color: var(--accent-mark); }

.context-line {
  max-width: 1200px; margin: 0 auto; padding: 8px 16px;
  font-size: 12px; color: var(--muted);
  border-top: 1px solid var(--border);
}

/* ------------------------------------------------------------------ main */

main { max-width: 1200px; margin: 0 auto; padding: 24px 16px 48px; }

.panel[hidden] { display: none; }
.panel { outline: none; }

.panel-head { margin-bottom: 16px; }
.panel-head h1 { font-size: 24px; margin-bottom: 4px; }
.lede { color: var(--muted); max-width: 72ch; font-size: 14px; }

.prose { max-width: 70ch; }
.prose h2 { font-size: 16px; margin: 24px 0 8px; color: var(--accent); }
.prose h2:first-child { margin-top: 0; }
.prose p { margin-bottom: 12px; font-size: 15px; }

/* --------------------------------------------------------------- filters */

.filter-bar {
  display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px;
  padding: 12px; margin-bottom: 12px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-card);
}
.field { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.field label { font-size: 12px; font-weight: 600; color: var(--muted); }
.field-search { flex: 1 1 200px; }
.field-note { font-size: 11px; color: var(--muted); max-width: 26ch; }

select, input[type="search"] {
  font: inherit; font-size: 14px; min-height: 40px; padding: 8px 10px;
  color: var(--text); background: var(--surface);
  border: 1px solid var(--border-strong); border-radius: var(--radius-ctl);
  max-width: 100%;
}
select:hover, input[type="search"]:hover { border-color: var(--accent-mark); }

.link-btn {
  appearance: none; border: 0; background: transparent; color: var(--accent);
  font: inherit; font-size: 13px; font-weight: 600; cursor: pointer;
  min-height: 40px; padding: 8px 4px; text-decoration: underline;
}
.link-btn:hover { color: var(--text); }
.filter-hint { font-size: 12px; color: var(--muted); margin-left: auto; align-self: center; }

.result-count { font-size: 13px; color: var(--muted); margin-bottom: 8px; }

/* ---------------------------------------------------------------- tables */

.table-wrap {
  overflow-x: auto; -webkit-overflow-scrolling: touch;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-card);
}

table.data-table {
  width: 100%; min-width: 720px; border-collapse: collapse;
  font-size: 14px; font-variant-numeric: tabular-nums;
}
table.data-table th, table.data-table td {
  text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border);
  vertical-align: top;
}
table.data-table thead th {
  background: var(--surface-2); color: var(--muted);
  font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em;
  border-bottom: 1px solid var(--border-strong); padding: 0;
}
table.data-table thead th.num, table.data-table td.num { text-align: right; }
table.data-table thead th > span.sr-only { display: block; }

.th-sort {
  appearance: none; border: 0; background: transparent; color: inherit;
  font: inherit; font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.04em; cursor: pointer;
  width: 100%; min-height: 40px; padding: 10px 12px; text-align: inherit;
  display: flex; align-items: center; gap: 4px; white-space: nowrap;
}
th.num .th-sort { justify-content: flex-end; }
.th-sort:hover { color: var(--text); }
.th-sort[data-active="true"] { color: var(--accent); }
.sort-caret { font-size: 10px; }

tbody tr { background: var(--surface); }
tbody tr:hover { background: var(--surface-2); }
tbody tr.is-open { background: var(--accent-soft); }
tbody tr:last-child td { border-bottom: 0; }

td.cell-strong { font-weight: 600; }
td .sub { display: block; color: var(--muted); font-size: 12px; font-weight: 400; }

/* ---------------------------------------------------------------- badges */

.pill {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 12px; font-weight: 650; white-space: nowrap;
  background: var(--pill-neutral-bg); color: var(--pill-neutral-fg);
}
.pill-new       { background: var(--pill-neutral-bg); color: var(--pill-neutral-fg); }
.pill-scoped    { background: var(--pill-info-bg);    color: var(--pill-info-fg); }
.pill-routed    { background: var(--pill-accent-bg);  color: var(--pill-accent-fg); }
.pill-scheduled { background: var(--pill-good-bg);    color: var(--pill-good-fg); }
.pill-done      { background: var(--pill-done-bg);    color: var(--pill-done-fg); }

.urg { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 650;
       padding: 2px 8px; border-radius: 999px; white-space: nowrap; }
.urg-emergency { background: var(--pill-crit-bg);    color: var(--pill-crit-fg); }
.urg-high      { background: var(--pill-high-bg);    color: var(--pill-high-fg); }
.urg-routine   { background: var(--pill-neutral-bg); color: var(--pill-neutral-fg); }
.urg-icon { font-size: 11px; line-height: 1; }

.swatch {
  display: inline-block; width: 10px; height: 10px; border-radius: 3px;
  vertical-align: baseline; margin-right: 6px;
}

/* --------------------------------------------------------------- buttons */

.btn {
  appearance: none; font: inherit; font-size: 13px; font-weight: 650;
  min-height: 40px; padding: 8px 14px; border-radius: var(--radius-ctl);
  cursor: pointer; border: 1px solid transparent;
  transition: background 150ms ease, border-color 150ms ease, color 150ms ease;
}
.btn-primary { background: var(--accent); color: var(--accent-on); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-mark); border-color: var(--accent-mark); }
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--border-strong); }
.btn-secondary:hover { border-color: var(--accent-mark); color: var(--accent); }
.btn-small { min-height: 40px; padding: 6px 10px; font-size: 12px; }
.btn[disabled] { opacity: 0.55; cursor: default; }
.btn[disabled]:hover { background: var(--surface); border-color: var(--border-strong); color: var(--text); }

.icon-btn {
  appearance: none; background: transparent; border: 1px solid transparent;
  color: var(--muted); font: inherit; font-size: 16px; line-height: 1;
  min-width: 40px; min-height: 40px; border-radius: var(--radius-ctl); cursor: pointer;
}
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); }

/* ----------------------------------------------------------------- cards */

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-card); padding: 16px;
}
.card-head { margin-bottom: 12px; }
.card-head h2 { font-size: 15px; margin-bottom: 2px; }
.card-sub { font-size: 12px; color: var(--muted); }

.kpi-row {
  display: grid; gap: 12px; margin-bottom: 16px;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}
.kpi {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-card); padding: 12px 16px;
}
.kpi-label { font-size: 12px; color: var(--muted); font-weight: 600; }
.kpi-value { font-size: 28px; font-weight: 700; letter-spacing: -0.02em; margin-top: 2px; }
.kpi-sub { font-size: 12px; color: var(--muted); margin-top: 2px; }

.chart-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}
.chart-wide { grid-column: 1 / -1; }
.chart { width: 100%; }
.chart svg { display: block; width: 100%; height: auto; }

.legend { display: flex; flex-wrap: wrap; gap: 4px 16px; margin-top: 10px; }
.legend-item { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.legend-item .legend-value { color: var(--text); font-weight: 650; font-variant-numeric: tabular-nums; }
.legend-key { display: inline-block; width: 12px; height: 12px; border-radius: 3px; }
.legend-key.line-key { height: 3px; border-radius: 2px; }
.legend-item.is-muted { opacity: 0.75; }

.disclosure { margin-top: 12px; }
.disclosure > summary {
  cursor: pointer; font-size: 12px; font-weight: 650; color: var(--accent);
  padding: 8px 0; list-style: revert;
}
.disclosure > summary:hover { color: var(--text); }
.disclosure .table-wrap { margin-top: 8px; }
.disclosure table.data-table { min-width: 480px; font-size: 13px; }

/* SVG chart text */
.ax-text { fill: var(--muted); font-size: 11px; font-family: inherit; font-variant-numeric: tabular-nums; }
.ax-title { fill: var(--muted); font-size: 11px; font-family: inherit; }
.val-label { fill: var(--text); font-size: 11px; font-weight: 650; font-family: inherit; }
.grid-line { stroke: var(--grid); stroke-width: 1; }
.axis-line { stroke: var(--axis); stroke-width: 1; }
.mark:hover { opacity: 0.82; }
.heat-cell { cursor: pointer; }
.heat-label { font-size: 11px; font-family: inherit; font-variant-numeric: tabular-nums; pointer-events: none; }
.heat-cell-sel { stroke: var(--text); stroke-width: 2; }

.chart-tip {
  position: fixed; z-index: 70; pointer-events: none;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border-strong); border-radius: var(--radius-ctl);
  box-shadow: var(--shadow); padding: 8px 10px; font-size: 12px; max-width: 240px;
}
.chart-tip[hidden] { display: none; }
.tip-title { font-weight: 650; margin-bottom: 4px; }
.tip-row { display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.tip-row + .tip-row { margin-top: 2px; }
.tip-key { display: inline-block; width: 10px; height: 3px; border-radius: 2px; flex: none; }
.tip-val { font-weight: 650; font-variant-numeric: tabular-nums; }
.tip-name { color: var(--muted); }

/* ------------------------------------------------- callouts / banners */

.callout, .banner {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 12px 16px; margin-bottom: 16px;
  border: 1px solid var(--border); border-left: 3px solid var(--accent-mark);
  border-radius: var(--radius-card); background: var(--accent-soft);
  font-size: 14px;
}
.callout-mark, .banner-mark { color: var(--accent); font-size: 14px; line-height: 1.5; }

.empty-state {
  text-align: center; padding: 32px 16px; margin-top: 12px;
  background: var(--surface); border: 1px dashed var(--border-strong);
  border-radius: var(--radius-card);
}
.empty-state p { color: var(--muted); font-size: 14px; margin-bottom: 12px; }

.muted-note { color: var(--muted); font-size: 13px; }

/* ------------------------------------------------------ price-book bits */

.range-bar { display: flex; align-items: center; gap: 8px; min-width: 150px; }
.range-track {
  position: relative; flex: 1 1 auto; height: 8px; min-width: 70px;
  background: var(--surface-2); border-radius: 4px;
}
.range-fill { position: absolute; top: 0; height: 8px; background: var(--accent-mark); border-radius: 4px; }
.range-med { position: absolute; top: -2px; width: 2px; height: 12px; background: var(--text); border-radius: 1px; }
.range-text { font-size: 12px; color: var(--muted); white-space: nowrap; }

.trend { font-weight: 650; white-space: nowrap; }
.trend-up { color: var(--critical); }
.trend-down { color: var(--good); }
.trend-flat { color: var(--muted); }

tr.detail-row > td { background: var(--surface-2); padding: 16px; }
.detail-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.detail-block h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); margin: 0 0 4px; }
.detail-block p, .detail-block li { font-size: 13px; }
.mini-list { margin: 0; padding-left: 18px; }

/* -------------------------------------------------------------- schedule */

.schedule-card { margin-top: 24px; }
.schedule-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.schedule-item {
  display: flex; flex-wrap: wrap; gap: 4px 12px; align-items: baseline;
  padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius-ctl);
  background: var(--surface-2); font-size: 14px;
}
.schedule-item .si-title { font-weight: 650; }
.schedule-item .si-meta { color: var(--muted); font-size: 13px; }
.schedule-item .si-value { margin-left: auto; font-weight: 650; font-variant-numeric: tabular-nums; }

.roi-card { margin-top: 16px; border-left: 3px solid var(--accent-mark); }
.roi-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.roi-figure { font-size: 28px; font-weight: 700; letter-spacing: -0.02em; }
.roi-label { font-size: 12px; color: var(--muted); font-weight: 600; }

/* ------------------------------------------------------------- slideover */

.scrim {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(10, 12, 18, 0.45);
}
.scrim[hidden] { display: none; }

.slideover {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 51;
  width: min(460px, 100%);
  background: var(--surface); border-left: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex; flex-direction: column;
  transform: translateX(0);
  animation: slide-in 180ms ease;
}
.slideover[hidden] { display: none; }
@keyframes slide-in { from { transform: translateX(24px); opacity: 0.4; } to { transform: translateX(0); opacity: 1; } }

.slideover-head {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 16px; border-bottom: 1px solid var(--border);
}
.slideover-head h2 { font-size: 16px; flex: 1 1 auto; }
.slideover-body { padding: 16px; overflow-y: auto; }

.so-section { margin-bottom: 20px; }
.so-section h3 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); margin-bottom: 6px; }
.so-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.so-quote {
  background: var(--surface-2); border-left: 3px solid var(--border-strong);
  border-radius: 0 var(--radius-ctl) var(--radius-ctl) 0;
  padding: 12px; font-size: 14px; font-style: italic;
}
.so-scope {
  background: var(--accent-soft); border: 1px solid var(--border);
  border-radius: var(--radius-ctl); padding: 12px; font-size: 14px;
}
.so-facts { display: grid; gap: 8px; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); }
.so-fact { background: var(--surface-2); border-radius: var(--radius-ctl); padding: 8px 10px; }
.so-fact dt { font-size: 11px; color: var(--muted); font-weight: 600; }
.so-fact dd { margin: 2px 0 0; font-size: 14px; font-weight: 650; font-variant-numeric: tabular-nums; }

.match-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.match {
  border: 1px solid var(--border); border-radius: var(--radius-ctl);
  padding: 12px; background: var(--surface);
}
.match.is-booked { border-color: var(--accent-mark); background: var(--accent-soft); }
.match-top { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; }
.match-name { font-weight: 650; font-size: 14px; }
.match-rating { font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.match-facts { display: flex; flex-wrap: wrap; gap: 4px 14px; margin: 6px 0 10px; font-size: 12px; color: var(--muted); }
.match-facts b { color: var(--text); font-weight: 650; font-variant-numeric: tabular-nums; }
.match-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.booked-flag { font-size: 12px; font-weight: 650; color: var(--good); }

/* ---------------------------------------------------------------- toasts */

.toast-stack {
  position: fixed; left: 50%; bottom: 24px; z-index: 80;
  transform: translateX(-50%);
  display: flex; flex-direction: column; gap: 8px; align-items: center;
  width: min(440px, calc(100% - 32px)); pointer-events: none;
}
.toast {
  background: var(--text); color: var(--bg);
  border-radius: var(--radius-ctl); padding: 10px 14px;
  font-size: 13px; font-weight: 600; box-shadow: var(--shadow);
  animation: toast-in 160ms ease;
  width: 100%;
}
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ------------------------------------------------------------- footer */

.site-footer {
  border-top: 1px solid var(--border); background: var(--surface);
  padding: 24px 16px; text-align: center;
  color: var(--muted); font-size: 13px;
}
.site-footer p + p { margin-top: 4px; }

/* -------------------------------------------------------- responsive */

@media (max-width: 860px) {
  .tagline { display: none; }
  .filter-hint { margin-left: 0; flex-basis: 100%; }
}

@media (max-width: 620px) {
  main { padding: 16px 12px 40px; }
  .header-top { padding: 10px 12px; gap: 8px; }
  .header-controls { width: 100%; margin-left: 0; }
  .segmented { flex: 1 1 auto; }
  .seg-btn { flex: 1 1 auto; padding: 8px 6px; }
  .tabs { padding: 0 12px; }
  .context-line { padding: 8px 12px; }
  .panel-head h1 { font-size: 20px; }
  .kpi-value { font-size: 24px; }
  .field { flex: 1 1 100%; }
  .field select, .field input[type="search"] { width: 100%; }
  .filter-bar { padding: 12px; }
  .chart-grid { grid-template-columns: 1fr; }
  .slideover { width: 100%; border-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}