:root {
  --navy: #1f3864;
  --navy-dark: #14284a;
  --gold: #c9a227;
  --teal: #2e7d74;
  --light-blue: #d9e2f3;
  --grey: #64748b;
  --grey-light: #f2f2f2;
  --off-white: #f7f8fa;
  --canvas: #f7f8fa;
  --surface: #ffffff;
  --muted: #64748b;
  --border: #e2e8f0;
  --good: #548235;
  --bad: #c00000;
  --amber: #b8860b;
  --white: #ffffff;
  --text: #334155;
  --radius: 8px;
  --max-width: 1280px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", -apple-system, BlinkMacSystemFont, Arial, sans-serif;
  color: var(--text);
  background: var(--canvas);
  line-height: 1.5;
  font-variant-numeric: tabular-nums lining-nums;
}

.data-table, .kpi-value, .chart-tooltip, .whatif-value, .hero-kpi-value,
.chart-target text, .wf-line, .evidence-list dd,
.hero-kpi-subtext, .executive-briefing-memo, .scenario-takeaway {
  font-variant-numeric: tabular-nums lining-nums;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--navy);
  color: var(--white);
  padding: var(--space-2) var(--space-3);
  z-index: 200;
}
.skip-link:focus { left: 0; }

a { color: var(--navy); }

button {
  font-family: inherit;
  cursor: pointer;
}
button:focus-visible, a:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}

/* ============= HERO / HEADER ============= */
.site-header { background: var(--navy); color: var(--white); }
.hero { padding: var(--space-5) 0 var(--space-4); }
.hero-inner { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-3); }
.hero-kicker {
  text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.72rem;
  color: var(--gold); font-weight: 700; margin: 0 0 var(--space-2);
}
.hero h1 { font-size: 1.7rem; margin: 0 0 var(--space-2); max-width: 22ch; }
.hero-subtitle { font-size: 1rem; color: var(--light-blue); margin: 0 0 var(--space-2); font-weight: 600; }
.hero-question { max-width: 68ch; color: var(--light-blue); font-size: 0.92rem; margin: 0 0 var(--space-4); }

/* Balanced 55/45 two-column hero, desktop only -- left column carries the
   headline/thesis, right column is the "decision layer" (scenario toggle,
   live takeaway, audited KPIs, actions, cutoff), top-aligned so neither
   column floats independently of where it starts reading. Below 1024px
   this simply isn't applied, so the hero falls back to its original
   single-column stacked order. */
@media (min-width: 1024px) {
  .hero { padding: var(--space-4) 0 var(--space-3); }
  .hero-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(22rem, 0.9fr);
    gap: clamp(2rem, 5vw, 5rem);
    align-items: start;
  }
  .hero-primary, .hero-decision-panel { min-width: 0; }
  .hero h1 { max-width: none; font-size: 1.6rem; margin-bottom: var(--space-2); }
  .hero-question { margin-bottom: var(--space-3); }
  .executive-briefing-memo { margin-bottom: 0; }
  .hero-scenario-selector { margin-bottom: var(--space-2); }
  .scenario-takeaway { margin-bottom: var(--space-3); }
  .hero-kpi-strip { margin-bottom: var(--space-3); }
}

.hero-scenario-selector { margin: 0 0 var(--space-4); }
.hero-scenario-selector .scenario-label { color: var(--white); }
.hero-scenario-selector .scenario-btn { background: rgba(255,255,255,0.06); color: var(--white); border-color: rgba(255,255,255,0.55); }
.hero-scenario-selector .scenario-btn[aria-checked="true"] { background: var(--gold); border-color: var(--gold); color: var(--navy-dark); }

.hero-ctas { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-4); }
.btn {
  display: inline-block; padding: 10px 20px; border-radius: 999px; font-weight: 700;
  font-size: 0.9rem; text-decoration: none; border: 2px solid transparent;
}
.btn-primary { background: var(--gold); color: var(--navy-dark); }
.btn-primary:hover { background: #d9b544; }
.btn-secondary { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.6); }
.btn-secondary:hover { border-color: var(--white); }

.header-badges {
  display: flex; gap: var(--space-2); margin-bottom: var(--space-3);
  flex-wrap: wrap;
}
.badge {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.75rem;
  white-space: nowrap;
}
.badge.status-historical { border-color: var(--good); }
.badge.status-forecast { border-color: var(--gold); }
.badge.status-not-advice { border-color: var(--bad); }

.hero-meta { font-size: 0.82rem; color: var(--light-blue); margin: 0 0 var(--space-2); font-weight: 600; }

.hero-kpi-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  max-width: 900px;
}
/* Fixed compact 2x2 inside the narrower desktop decision panel -- auto-fit
   alone could pack 3 narrow columns at some column widths, which is not
   the requested "2x2." Mobile/tablet keep the auto-fit behavior above,
   unchanged. */
@media (min-width: 1024px) {
  .hero-decision-panel .hero-kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: none; }
}
.hero-kpi-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius);
  padding: 10px 12px;
}
.hero-kpi-label {
  font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.03em;
  color: var(--light-blue); margin-bottom: 2px;
}
.hero-kpi-value { font-size: 1.15rem; font-weight: 700; color: var(--white); }
.hero-kpi-badge {
  display: inline-block; font-size: 0.6rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.04em; color: var(--gold); margin-bottom: 4px;
}
.hero-kpi-subtext { font-size: 0.72rem; color: var(--light-blue); margin-top: 2px; opacity: 0.85; }

/* ============= EXECUTIVE BRIEFING MEMO ============= */
.executive-briefing-memo {
  background: rgba(255,255,255,0.06);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  margin: 0 0 var(--space-4);
  max-width: 72ch;
}
.executive-briefing-line {
  margin: 0 0 var(--space-2);
  font-size: 0.88rem;
  color: var(--light-blue);
}
.executive-briefing-line:last-child { margin-bottom: 0; }
.executive-briefing-tag {
  display: inline-block; font-size: 0.62rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.04em; color: var(--gold); margin-right: 6px; white-space: nowrap;
}

/* ============= SCENARIO TAKEAWAY ============= */
.scenario-takeaway {
  font-size: 0.88rem; font-weight: 600; color: var(--white);
  background: rgba(255,255,255,0.08); border-radius: var(--radius);
  padding: 8px 14px; margin: 0 0 var(--space-4); max-width: 72ch;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-3); }
.btn-header-action {
  background: transparent; color: var(--white); border-color: rgba(255,255,255,0.45);
  font-size: 0.82rem; padding: 8px 16px;
}
.btn-header-action:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }

.hero-disclaimer {
  background: rgba(255,255,255,0.08);
  border-left: 4px solid var(--gold);
  color: var(--light-blue);
  padding: 10px 14px;
  font-size: 0.85rem;
  max-width: 78ch;
  margin: 0;
}

.site-nav {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  gap: 2px;
  padding: 0 var(--space-3) var(--space-2);
  background: var(--navy-dark);
  position: sticky;
  top: 0;
  z-index: 50;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.site-nav a {
  color: var(--light-blue);
  text-decoration: none;
  font-size: 0.8rem;
  padding: 10px 12px;
  border-radius: 999px;
  white-space: nowrap;
  flex: 0 0 auto;
}
.site-nav a:hover, .site-nav a:focus-visible { background: rgba(255,255,255,0.15); color: var(--white); }
.site-nav a.active { background: var(--gold); color: var(--navy-dark); font-weight: 700; }

main { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-3); }

.panel {
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--border);
  scroll-margin-top: 56px;
}
.panel.highlight { background: #fbf8ef; border-radius: var(--radius); padding: var(--space-5) var(--space-4); margin: var(--space-4) 0; border-bottom: none; }
.panel h2 { color: var(--navy); margin-top: 0; }
.panel-sub { color: var(--muted); max-width: 76ch; }
.disclaimer {
  background: #fff4e5;
  border-left: 4px solid var(--gold);
  padding: 10px 14px;
  font-size: 0.92rem;
}

/* ============= 30-SECOND TOUR ============= */
.tour {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin: var(--space-4) 0 var(--space-5);
  scroll-margin-top: 56px;
}
@media (max-width: 820px) { .tour { grid-template-columns: 1fr; } }
.tour-step { display: flex; gap: var(--space-3); align-items: flex-start; }
.tour-num {
  flex: 0 0 auto; width: 32px; height: 32px; border-radius: 50%;
  background: var(--navy); color: var(--white); font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.tour-step h3 { margin: 0 0 4px; font-size: 0.95rem; color: var(--navy); }
.tour-step p { margin: 0; font-size: 0.85rem; color: var(--muted); }

/* ============= SCENARIO / YEAR SELECTORS ============= */
.scenario-selector { display: flex; align-items: center; gap: var(--space-2); margin: var(--space-3) 0; flex-wrap: wrap; }
.scenario-label { font-weight: 600; }
.scenario-btn {
  border: 2px solid var(--navy);
  background: var(--white);
  color: var(--navy);
  padding: 6px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  min-height: 40px;
}
.scenario-btn[aria-checked="true"] { background: var(--navy); color: var(--white); }

.year-selector { display: flex; gap: 6px; margin: var(--space-3) 0; flex-wrap: wrap; }
.year-selector button {
  border: 1px solid var(--navy);
  background: var(--white);
  color: var(--navy);
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
  min-height: 40px;
}
.year-selector button[aria-pressed="true"] { background: var(--navy); color: var(--white); }

/* ============= KPI CARDS ============= */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: var(--space-3);
  margin: var(--space-3) 0 var(--space-4);
}
.kpi-card {
  background: var(--light-blue);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.kpi-card.kpi-decision { background: #e5f4ea; border: 1px solid var(--good); }
.kpi-card .kpi-label { font-size: 0.75rem; color: var(--navy-dark); text-transform: uppercase; letter-spacing: 0.03em; }
.kpi-card .kpi-value { font-size: 1.5rem; font-weight: 700; color: var(--navy); }
.kpi-card .kpi-context { font-size: 0.78rem; color: var(--muted); }
.headroom-note {
  max-width: 78ch; font-size: 0.88rem; color: var(--muted); background: var(--grey-light);
  border-left: 4px solid var(--navy); padding: 10px 14px; border-radius: 4px;
}

/* ============= COMPARISON MODE ============= */
.comparison-toggle { margin: var(--space-3) 0; }
.comparison-toggle button {
  background: var(--white); border: 2px solid var(--navy); color: var(--navy);
  padding: 8px 16px; border-radius: 6px; font-weight: 600; min-height: 40px;
}
.comparison-toggle button[aria-expanded="true"] { background: var(--navy); color: var(--white); }
.comparison-panel { margin-bottom: var(--space-4); }

/* ============= SCENARIO ANALYSIS LAYOUT ============= */
.executive-commentary { max-width: 65ch; }
.executive-commentary h3 { color: var(--navy); margin: 0 0 var(--space-2); font-size: 1rem; }
.executive-commentary h4 { color: var(--navy-dark); margin: var(--space-3) 0 var(--space-2); font-size: 0.88rem; }
.executive-commentary ul { padding-left: 1.2em; margin: 0; }
.executive-commentary li { margin-bottom: 6px; font-size: 0.9rem; }
.executive-commentary .scenario-narrative { max-width: none; }

.scenario-analysis {
  display: grid;
  grid-template-columns: minmax(18rem, 0.4fr) minmax(0, 0.6fr);
  gap: var(--space-4);
  margin: var(--space-4) 0;
  align-items: start;
}
@media (min-width: 768px) and (max-width: 1279px) {
  .scenario-analysis { grid-template-columns: minmax(16rem, 0.45fr) minmax(0, 0.55fr); }
}
@media (max-width: 767px) {
  .scenario-analysis { grid-template-columns: 1fr; }
  .scenario-charts { margin-top: var(--space-3); }
}
.scenario-charts .chart-row { margin-top: 0; }

/* ============= CHARTS ============= */
.chart-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin: var(--space-3) 0;
}
@media (max-width: 820px) {
  .chart-row { grid-template-columns: 1fr; }
}
.chart-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  min-width: 0;
  overflow-wrap: break-word;
  background: var(--white);
}
.chart-card.full { grid-column: 1 / -1; }
.chart-card h3 { margin-top: 0; font-size: 1rem; color: var(--navy); }
.chart-note { font-size: 0.8rem; color: var(--muted); margin-bottom: 0; }
.chart-target svg { width: 100%; height: auto; display: block; }
.chart-target { position: relative; }
.chart-target svg circle, .chart-target svg rect { transition: opacity 180ms ease; }
.chart-target svg [tabindex]:focus-visible { outline: 2px solid var(--gold); outline-offset: 1px; }
@media (prefers-reduced-motion: reduce) {
  .chart-target svg circle, .chart-target svg rect { transition: none; }
}

.chart-tooltip {
  position: absolute;
  z-index: 20;
  max-width: 240px;
  background: var(--navy-dark);
  color: var(--white);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 0.78rem;
  line-height: 1.4;
  pointer-events: none;
  box-shadow: 0 4px 12px rgba(0,0,0,0.18);
}
.chart-tooltip-header { font-weight: 700; margin-bottom: 4px; color: var(--gold); }
.chart-tooltip-row { white-space: nowrap; }
.chart-tooltip-tag {
  display: inline-block; font-size: 0.65rem; text-transform: uppercase;
  background: rgba(255,255,255,0.15); padding: 1px 5px; border-radius: 999px; margin-left: 4px;
}

/* ============= STOCK/FLOW/USE/SOURCE/RESERVE BADGES ============= */
.badge-inline {
  display: inline-block; font-size: 0.62rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.03em; padding: 2px 8px; border-radius: 999px; vertical-align: middle;
  margin-left: 4px; white-space: nowrap;
}
.badge-inline.stock { background: var(--gold); color: var(--navy-dark); }
.badge-inline.flow { background: var(--teal); color: var(--white); }
.badge-inline.source { background: #2e75b6; color: var(--white); }
.badge-inline.use { background: #8a5a44; color: var(--white); }
.badge-inline.reserve { background: var(--amber); color: var(--white); }
.badge-inline.gross { background: #e9e9e9; color: var(--muted); }
.badge-inline.net { background: var(--good); color: var(--white); }
.badge-inline.lab { background: var(--amber); color: var(--white); }
.stock-badge {
  display: inline-block;
  background: var(--gold);
  color: var(--navy-dark);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 999px;
  vertical-align: middle;
  margin-left: 6px;
}
.section-divider {
  margin: var(--space-6) 0 var(--space-2);
  padding-top: var(--space-3);
  border-top: 2px solid var(--light-blue);
  color: var(--navy);
}

/* ============= WATERFALL FORMULA BOX ============= */
.waterfall-formula {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: var(--space-3) var(--space-4); margin: var(--space-3) 0;
  font-variant-numeric: tabular-nums;
}
.wf-line { padding: 6px 0; border-bottom: 1px dashed var(--border); font-size: 0.92rem; }
.wf-line:last-child { border-bottom: none; }
.wf-total { font-weight: 700; color: var(--navy); }
.wf-net { color: #1a5c3a; }
.wf-reconcile { font-style: italic; color: var(--muted); font-size: 0.85rem; }

/* ============= NARRATIVE / WHY DIFFERENT ============= */
.scenario-narrative {
  border-left: 4px solid var(--navy);
  margin: var(--space-4) 0 0;
  padding: 10px 16px;
  background: var(--grey-light);
  font-style: italic;
}
.why-different { margin-top: var(--space-5); }
.why-different h3 { color: var(--navy); }
.why-different ul { padding-left: 1.2em; }
.why-different li { margin-bottom: 6px; font-size: 0.92rem; }

/* ============= DEFINITION CARDS ============= */
.definition-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3);
}
.definition-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  background: var(--white);
}
.definition-card h4 { margin: 0 0 4px; color: var(--navy); }
.definition-card .value { font-size: 1.4rem; font-weight: 700; }
.definition-card p { font-size: 0.85rem; color: var(--muted); margin: 6px 0 0; }

/* ============= TABLES ============= */
.table-wrap { overflow-x: auto; margin: var(--space-3) 0; }
.data-table { border-collapse: collapse; width: 100%; font-size: 0.85rem; background: var(--white); }
.data-table caption { text-align: left; font-size: 0.8rem; color: var(--muted); margin-bottom: 6px; }
.data-table th, .data-table td { border: 1px solid var(--border); padding: 8px 10px; text-align: right; }
.data-table th:first-child, .data-table td:first-child { text-align: left; position: sticky; left: 0; background: var(--white); }
.data-table thead th { background: var(--navy); color: var(--white); }
.data-table tbody tr:nth-child(even) { background: var(--grey-light); }
.data-table.heatmap td.cell { font-variant-numeric: tabular-nums; }
.data-table td.reclassified { background: #fff4e5; font-weight: 600; }
.data-table td.reclassified-net { background: #e5f4ea; font-weight: 700; color: #1a5c3a; }

/* The horizon-reconciliation table has long labels; give it its own layout so
   the value column is never pushed out of view (docs/ui_ux_audit.md §2). */
.reconciliation-table { table-layout: fixed; min-width: 560px; }
.reconciliation-table th:first-child, .reconciliation-table td:first-child {
  white-space: normal; width: auto; position: static;
}
.reconciliation-table th:last-child, .reconciliation-table td:last-child {
  width: 130px; white-space: nowrap; font-weight: 700;
}
.data-table:not(.reconciliation-table) th, .data-table:not(.reconciliation-table) td { white-space: nowrap; }

/* Below ~480px the two-column layout above no longer fits label + value
   side by side without horizontal scroll, and a scrolled-away value column
   is exactly the failure this table exists to prevent (docs/ui_ux_audit.md
   §2). Below that width, drop the min-width/table-layout entirely and
   stack each row into a label-then-value card instead -- both are then
   always on screen simultaneously, with zero horizontal scrolling. */
@media (max-width: 480px) {
  .reconciliation-table { table-layout: auto; min-width: 0; width: 100%; }
  .reconciliation-table thead { display: none; }
  .reconciliation-table tbody, .reconciliation-table tr, .reconciliation-table td {
    display: block; width: 100%;
  }
  .reconciliation-table tr {
    border: 1px solid var(--border); border-radius: var(--radius);
    padding: 8px 12px; margin-bottom: var(--space-2); background: var(--white);
  }
  .reconciliation-table td {
    border: none; padding: 2px 0; text-align: left; white-space: normal;
  }
  .reconciliation-table td:first-child { font-size: 0.8rem; color: var(--muted); }
  .reconciliation-table td:last-child {
    width: 100%; font-size: 1.05rem; font-weight: 700; color: var(--navy);
  }
  .reconciliation-table td.reclassified, .reconciliation-table td.reclassified-net {
    display: block; width: 100%;
  }
}

/* ============= PROOF BANNER ============= */
.proof-banner {
  margin-top: var(--space-3);
  padding: 12px 16px;
  border-radius: var(--radius);
  font-weight: 600;
}
.proof-banner.ok { background: #e7f0e2; color: var(--good); border: 1px solid var(--good); }
.proof-banner.mismatch { background: #fbe6e6; color: var(--bad); border: 1px solid var(--bad); }

/* ============= EVIDENCE PANELS (details/summary) ============= */
.evidence-panel {
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--white);
  padding: 10px 16px; margin: var(--space-3) 0;
}
.evidence-panel summary {
  cursor: pointer; font-weight: 700; color: var(--navy); padding: 6px 0;
}
.evidence-panel[open] summary { margin-bottom: var(--space-2); }
/* audit-accordion summaries carry their own "▶" glyph in the text itself,
   so the browser's native disclosure marker is suppressed to avoid a
   double-arrow. */
.audit-accordion > summary { list-style: none; }
.audit-accordion > summary::-webkit-details-marker { display: none; }
.evidence-list { display: grid; grid-template-columns: max-content 1fr; gap: 4px var(--space-3); margin: 0; }
.evidence-list dt { font-weight: 600; color: var(--navy-dark); }
.evidence-list dd { margin: 0; color: var(--muted); }

/* ============= WHAT-IF LAB ============= */
.whatif-panel { border: 2px dashed var(--amber); }
.whatif-callout { font-weight: 600; }
.whatif-form { margin: var(--space-3) 0; }
.whatif-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-3);
}
.whatif-control label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 4px; }
.whatif-control input[type="range"] { width: 100%; min-height: 24px; }
.whatif-control .whatif-value { font-variant-numeric: tabular-nums; color: var(--navy); font-weight: 700; }
.whatif-actions { margin-top: var(--space-3); display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; }
.whatif-actions button {
  background: var(--navy);
  color: var(--white);
  border: none;
  padding: 10px 18px;
  border-radius: 6px;
  font-weight: 600;
  min-height: 44px;
}
.whatif-actions button:hover { background: var(--navy-dark); }
.whatif-changed-indicator { font-size: 0.85rem; color: var(--amber); font-weight: 600; }
.whatif-compare { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); margin-top: var(--space-4); }
@media (max-width: 820px) { .whatif-compare { grid-template-columns: 1fr; } }
.whatif-compare-col h3 { color: var(--navy); font-size: 0.95rem; }
.whatif-grid { margin-top: var(--space-2); }
.whatif-card { border: 1px dashed var(--amber); background: #fff8ea; }
.whatif-card .kpi-value { color: var(--amber); }

/* ============= ABOUT / LIMITATIONS ============= */
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-4);
}
@media (max-width: 820px) {
  .about-grid { grid-template-columns: 1fr; }
}
#limitations-list li { margin-bottom: var(--space-2); font-size: 0.9rem; }

/* ============= DOWNLOADS ============= */
.downloads-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-3);
  margin: var(--space-3) 0;
}
.download-card {
  display: block; border: 1px solid var(--border); border-radius: var(--radius);
  padding: var(--space-3); background: var(--white); text-decoration: none; color: var(--text);
}
.download-card:hover { border-color: var(--navy); box-shadow: 0 2px 8px rgba(31,56,100,0.08); }
.download-card h3 { margin: 0 0 6px; color: var(--navy); font-size: 1rem; }
.download-card p { margin: 0 0 var(--space-2); font-size: 0.85rem; color: var(--muted); }
.download-cta { font-weight: 700; color: var(--navy); font-size: 0.85rem; }

/* ============= POWER BI PREVIEW ============= */
.powerbi-preview { margin-top: var(--space-3); }
.powerbi-tablist { display: flex; flex-wrap: wrap; gap: 4px; border-bottom: 2px solid var(--border); margin-bottom: var(--space-3); }
.powerbi-tab {
  background: transparent; border: none; border-bottom: 3px solid transparent;
  padding: 10px 16px; font-weight: 600; color: var(--muted); font-size: 0.88rem;
  min-height: 44px;
}
.powerbi-tab[aria-selected="true"] { color: var(--navy); border-bottom-color: var(--gold); }
.powerbi-tab:hover { color: var(--navy); }
.powerbi-tabpanel-wrap {
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface);
  padding: var(--space-3); overflow-x: auto;
}
.powerbi-wireframe-img { max-width: 100%; height: auto; display: block; margin: 0 auto; }

/* ============= WHAT-IF PRESETS ============= */
.whatif-sandbox-badge { display: inline-block; margin: var(--space-2) 0; white-space: normal; max-width: 100%; }
.whatif-presets {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.whatif-preset {
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface);
  padding: var(--space-2) var(--space-3);
}
.whatif-preset-btn {
  background: var(--amber); color: var(--white); border: none; border-radius: 6px;
  padding: 8px 14px; font-weight: 700; font-size: 0.85rem; min-height: 40px; margin-bottom: 6px;
}
.whatif-preset-btn:hover { background: #96700a; }
.whatif-preset-desc { font-size: 0.78rem; color: var(--muted); margin: 0; }

/* ============= FOOTER ============= */
.site-footer {
  background: var(--grey-light);
  padding: var(--space-4) var(--space-3);
  text-align: center;
  font-size: 0.8rem;
  color: var(--muted);
}
.site-footer p { max-width: 76ch; margin: 4px auto; }

/* ============= RESPONSIVE ============= */
@media (max-width: 600px) {
  .hero { padding: var(--space-4) 0 var(--space-3); }
  .hero h1 { font-size: 1.15rem; margin-bottom: var(--space-1); }
  .hero-subtitle { font-size: 0.85rem; margin-bottom: var(--space-1); }
  .hero-question { display: none; }
  .hero-scenario-selector { margin-bottom: var(--space-2); }
  .hero-ctas { margin-bottom: var(--space-2); }
  .btn { padding: 8px 16px; font-size: 0.82rem; }
  .header-badges { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; margin-bottom: var(--space-2); }
  .hero-disclaimer { font-size: 0.75rem; padding: 8px 10px; }
  .kpi-card .kpi-value { font-size: 1.2rem; }
  .site-nav { justify-content: flex-start; }
}