/* =========================================================
   Conflict Casualties — editorial card system
   Newsreader (display) + Inter (body) + JetBrains Mono (numeric)
   Warm paper background, elevated cream cards, terracotta accent.
   ========================================================= */

:root {
  /* Paper / ink — warm neutral */
  --paper:    #f2ede3;          /* page background, slightly deeper than cards */
  --paper-2:  #e8e1d2;
  --card:     #fbf8f0;          /* card surface — slightly brighter than paper */
  --card-2:   #f6f1e4;
  --ink:      #1c1917;
  --ink-2:    #3a352f;
  --ink-3:    #6b6358;
  --ink-4:    #928878;
  --ink-5:    #b5a993;
  --rule:     #d9cfbb;
  --rule-2:   #c7bca4;
  --rule-3:   #b1a588;

  /* Series palette */
  --pal:       #b4462c;          /* terracotta / brick — Palestinian series */
  --pal-soft:  #d98a6f;
  --pal-bg:    rgba(180, 70, 44, 0.08);
  --pal-deep:  #8b2f1d;
  --isr:       #2f4a5c;          /* deep slate-blue — Israeli series */
  --isr-soft:  #6f8698;
  --isr-bg:    rgba(47, 74, 92, 0.08);

  /* Category accents */
  --accent-children: #b08900;
  --accent-women:    #6b4a2f;
  --accent-press:    #3f6e3f;
  --accent-medical:  #6b3f6e;
  --accent-civdef:   #2c5f6b;

  --red:  var(--pal);

  --radius:     6px;
  --radius-lg:  10px;
  --radius-xl:  14px;

  /* Type families */
  --font-display: "Newsreader", "Charter", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --font-body:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-sans:    var(--font-body);
  --font-mono:    "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;

  --text-xs:   0.78rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.375rem;
  --text-2xl:  1.75rem;
  --text-3xl:  2.25rem;
  --text-4xl:  3rem;
  --text-hero: 4.5rem;

  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-7:  32px;
  --space-8:  40px;
  --space-9:  48px;
  --space-10: 56px;
  --space-12: 72px;
  --space-14: 88px;
  --space-16: 104px;

  /* Uniform spacing between cards/sections */
  --section-gap: var(--space-7);

  --shadow-sm:   0 1px 2px rgba(28, 25, 23, 0.04);
  --shadow:      0 1px 2px rgba(28, 25, 23, 0.04), 0 8px 24px -12px rgba(28, 25, 23, 0.10);
  --shadow-card: 0 1px 0 rgba(28, 25, 23, 0.04), 0 1px 3px rgba(28, 25, 23, 0.04), 0 14px 40px -18px rgba(28, 25, 23, 0.14);
  --shadow-lg:   0 12px 32px -8px rgba(28, 25, 23, 0.18), 0 4px 8px rgba(28, 25, 23, 0.06);
}

/* ========== Base ========== */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
em { font-style: italic; }

.wrap {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ========== Site header ========== */
.site-head {
  border-bottom: 1px solid var(--rule);
  background: rgba(242, 237, 227, 0.92);
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.site-head .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.brand-mark {
  width: 34px;
  height: 34px;
  color: var(--pal);
  flex: 0 0 auto;
}
.brand-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1.1;
}
.brand-sub {
  font-size: 0.7rem;
  color: var(--ink-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 500;
  margin-top: 3px;
}
.head-meta {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--ink-3);
  text-align: right;
  line-height: 1.45;
  letter-spacing: 0.01em;
}
.head-meta strong { color: var(--ink); font-weight: 500; }

.site-nav {
  display: flex;
  gap: var(--space-5);
  align-items: center;
}
.site-nav a {
  font-size: var(--text-sm);
  color: var(--ink-3);
  text-decoration: none;
  padding: 6px 2px;
  border-bottom: 1.5px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
  font-weight: 500;
  letter-spacing: 0.01em;
}
.site-nav a:hover { color: var(--ink); }
.site-nav a.active {
  color: var(--ink);
  border-bottom-color: var(--pal);
}

/* ========== Card primitives ========== */
.card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}
.card-pad    { padding: var(--space-8); }
.card-pad-sm { padding: var(--space-6); }
.card-pad-lg { padding: var(--space-10) var(--space-9); }

/* Left accent bar */
.card--pal::before,
.card--isr::before {
  content: "";
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 3px;
}
.card--pal::before { background: var(--pal); }
.card--isr::before { background: var(--isr); }

/* Eyebrow — consistent label above titles */
.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pal);
  font-weight: 600;
  margin-bottom: var(--space-4);
  display: inline-block;
}

/* ========== Hero card ========== */
.hero {
  margin: var(--space-7) 0 var(--section-gap);
}
.hero .card {
  padding: clamp(var(--space-8), 4vw, var(--space-12)) clamp(var(--space-7), 5vw, var(--space-12));
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.4rem, 5.5vw, 4.25rem);
  line-height: 1.04;
  letter-spacing: -0.022em;
  margin: 0 0 var(--space-5);
  color: var(--ink);
  max-width: 18ch;
}
.hero p {
  font-family: var(--font-display);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.5;
  color: var(--ink-2);
  margin: 0;
  max-width: 640px;
}
.hero .byline {
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid var(--rule);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--ink-3);
  letter-spacing: 0.02em;
}
.hero .byline .sep { color: var(--ink-5); }
.hero .byline strong {
  font-family: var(--font-mono);
  color: var(--ink);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

/* ========== KPI card grid ========== */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  margin: 0 0 var(--section-gap);
}
.kpi {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: var(--space-7) var(--space-6) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  position: relative;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.kpi::before {
  content: "";
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 3px;
  background: var(--ink-5);
}
.kpi.kpi-pal::before { background: var(--pal); }
.kpi.kpi-isr::before { background: var(--isr); }

.kpi-label {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 600;
  line-height: 1.3;
  min-height: 2.4em;
}
.kpi-value {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.2rem, 3.6vw, 3rem);
  letter-spacing: -0.024em;
  line-height: 1;
  font-variant-numeric: tabular-nums lining-nums;
  color: var(--ink);
}
.kpi.kpi-pal .kpi-value { color: var(--pal); }
.kpi.kpi-isr .kpi-value { color: var(--isr); }
.kpi-foot {
  font-size: var(--text-sm);
  color: var(--ink-3);
  line-height: 1.5;
  margin-top: auto;
  padding-top: var(--space-2);
}
.kpi-foot span {
  color: var(--ink);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* ========== Controls (date range / toggles) ========== */
.controls-card {
  margin: 0 0 var(--section-gap);
}
.controls {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-7);
  padding: var(--space-6) var(--space-7);
}
.control-group { display: flex; flex-direction: column; gap: var(--space-2); }
.control-label {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 600;
}

/* Date range */
.range-slider { display: flex; flex-direction: column; gap: var(--space-2); }
.range-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: var(--space-2);
}
.range-presets button {
  font-family: var(--font-body);
  font-size: 0.78rem;
  padding: 4px 10px;
  border: 1px solid var(--rule-2);
  background: var(--card);
  color: var(--ink-2);
  border-radius: 40px;
  cursor: pointer;
  transition: all 0.15s ease;
  letter-spacing: 0.01em;
}
.range-presets button:hover {
  border-color: var(--ink-3);
  color: var(--ink);
}
.range-presets button.active {
  background: var(--ink);
  color: var(--card);
  border-color: var(--ink);
}
.range-readout {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-2);
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: 4px;
}
.range-track {
  position: relative;
  height: 22px;
  margin-top: 2px;
}
.range-track input[type="range"] {
  position: absolute; inset: 0; width: 100%;
  -webkit-appearance: none; appearance: none;
  background: transparent; pointer-events: none;
}
.range-track input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--ink); border: 2px solid var(--card);
  cursor: grab; pointer-events: auto; margin-top: -7px;
  box-shadow: var(--shadow-sm);
}
.range-track input[type="range"]::-moz-range-thumb {
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--ink); border: 2px solid var(--card);
  cursor: grab; pointer-events: auto;
}
.range-track::before {
  content: "";
  position: absolute; top: 10px; left: 0; right: 0;
  height: 2px; background: var(--rule-2); border-radius: 2px;
}
.range-track .range-fill {
  position: absolute; top: 10px; height: 2px;
  background: var(--ink); border-radius: 2px;
}

/* Segmented toggles */
.segmented {
  display: inline-flex;
  border: 1px solid var(--rule-2);
  border-radius: var(--radius-lg);
  background: var(--paper-2);
  padding: 3px;
  align-self: flex-start;
}
.segmented button {
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  padding: 6px 12px;
  border: none;
  background: transparent;
  color: var(--ink-3);
  cursor: pointer;
  border-radius: calc(var(--radius-lg) - 3px);
  transition: all 0.15s ease;
  font-weight: 500;
}
.segmented button:hover { color: var(--ink); }
.segmented button.active {
  background: var(--card);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}
.scale-help {
  font-size: 0.78rem;
  color: var(--ink-3);
  line-height: 1.45;
  margin: 0;
}

/* ========== Panel card (for charts and sections) ========== */
.panel {
  margin: 0 0 var(--section-gap);
}
.panel .card {
  padding: var(--space-8) var(--space-8) var(--space-7);
}
.panel-head {
  margin-bottom: var(--space-6);
}
.panel-head h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.6rem, 2.6vw, 2rem);
  letter-spacing: -0.018em;
  line-height: 1.15;
  margin: 0 0 var(--space-2);
  color: var(--ink);
}
.panel-head .dek {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  color: var(--ink-3);
  margin: 0;
  max-width: 680px;
  font-weight: 400;
  line-height: 1.5;
}

/* Chart container */
.chart-box {
  position: relative;
  padding-top: var(--space-3);
  min-height: 340px;
}
.chart-box--tall { min-height: 420px; }
.chart-box canvas { max-width: 100%; }
.chart-foot {
  margin: var(--space-4) 0 0;
  font-size: var(--text-xs);
  color: var(--ink-3);
  letter-spacing: 0.02em;
  line-height: 1.5;
}
.legend-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
}
.legend-chip {
  /* Reset browser button defaults so the legend keeps its editorial look
     even though the underlying element is now a real <button> for a11y. */
  appearance: none;
  background: none;
  border: 0;
  font: inherit;
  text-align: inherit;

  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--ink-2);
  cursor: pointer;
  user-select: none;
  padding: 4px 2px;
  transition: opacity 0.15s ease;
}
.legend-chip .swatch {
  width: 22px; height: 3px; border-radius: 2px; background: var(--ink);
}
.legend-chip.is-off { color: var(--ink-4); }
.legend-chip.is-off .swatch { opacity: 0.3; }

.annotations {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px dashed var(--rule);
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: var(--ink-3);
}
.annotations .ann {
  display: inline-flex;
  gap: 8px;
  align-items: baseline;
}
.annotations .ann strong {
  color: var(--ink);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  font-family: var(--font-mono);
  font-size: 0.85em;
}

/* ========== Split (two cards side-by-side) ========== */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin: 0 0 var(--section-gap);
}
.split .card {
  padding: var(--space-8);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.split .card .chart-box { flex: 1 1 auto; }
.split h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.4rem, 2.2vw, 1.75rem);
  letter-spacing: -0.015em;
  line-height: 1.2;
  margin: 0 0 var(--space-2);
}
.split .dek {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-base);
  color: var(--ink-3);
  margin: 0 0 var(--space-6);
  line-height: 1.5;
}
.oct7-grid, .who-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4) var(--space-6);
}
.oct7-grid .cell, .who-grid .cell {
  border-top: 1px solid var(--rule);
  padding-top: var(--space-3);
}
.oct7-grid .cell .lbl, .who-grid .cell .lbl {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 600;
  margin-bottom: 4px;
}
.oct7-grid .cell .val, .who-grid .cell .val {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.85rem;
  letter-spacing: -0.015em;
  font-variant-numeric: tabular-nums lining-nums;
  color: var(--ink);
  line-height: 1;
}
.oct7-grid .cell .foot, .who-grid .cell .foot {
  font-size: var(--text-xs);
  color: var(--ink-3);
  margin-top: 4px;
}

/* ========== Tracker & Governorate tables (inside cards) ========== */
.tracker {
  margin: 0 0 var(--section-gap);
}
.tracker .card,
.gov-card .card { padding: var(--space-8); }

.tracker-table,
#gov-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  margin-top: var(--space-4);
}
.tracker-table th,
#gov-table th {
  text-align: left;
  font-weight: 600;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: var(--space-3) var(--space-3);
  border-bottom: 1px solid var(--rule-2);
  background: var(--card-2);
  position: sticky;
  top: 0;
}
.tracker-table td,
#gov-table td {
  padding: var(--space-3) var(--space-3);
  border-bottom: 1px solid var(--rule);
  color: var(--ink-2);
  font-variant-numeric: tabular-nums lining-nums;
}
.tracker-table td.num {
  text-align: right;
}
.tracker-table tr:nth-child(even) td,
#gov-table tr:nth-child(even) td { background: var(--card-2); }
.tracker-table tr:hover td,
#gov-table tr:hover td { background: var(--pal-bg); }

#gov-table td:nth-child(2), #gov-table td:nth-child(3) { text-align: right; }
#gov-table th:nth-child(2), #gov-table th:nth-child(3) { text-align: right; }

.table-scroll {
  overflow: auto;
  max-height: 560px;
  border-radius: var(--radius);
  border: 1px solid var(--rule);
}

/* ========== Historical context card (Nakba) ========== */
.context-card {
  margin: 0 0 var(--section-gap);
}
.context-card .card {
  padding: var(--space-10) var(--space-10) var(--space-9);
}
.context-inner {
  display: grid;
  gap: var(--space-8);
}
.context-lede h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.9rem, 3.6vw, 2.75rem);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 var(--space-4);
  max-width: 22ch;
  color: var(--ink);
}
.context-dek {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.5;
  color: var(--ink-2);
  max-width: 60ch;
  margin: 0;
}
.context-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6) var(--space-8);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.context-stat .stat-val {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.6rem, 2.4vw, 2rem);
  letter-spacing: -0.015em;
  line-height: 1.05;
  color: var(--pal);
  font-variant-numeric: tabular-nums lining-nums;
  margin-bottom: 6px;
}
.context-stat .stat-lbl {
  font-size: var(--text-sm);
  color: var(--ink-3);
  line-height: 1.45;
}
.context-body {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--ink-2);
  max-width: 72ch;
}
.context-body p {
  margin: 0 0 var(--space-4);
}
.context-body a {
  color: var(--pal);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.context-body a:hover { color: var(--pal-deep); }
.context-footnote {
  margin-top: var(--space-5) !important;
  padding-top: var(--space-4);
  border-top: 1px solid var(--rule);
  font-size: var(--text-sm);
  color: var(--ink-3);
  font-family: var(--font-body);
}

/* ========== Site footer ========== */
.site-foot {
  border-top: 1px solid var(--rule);
  background: var(--paper-2);
  padding: var(--space-6) 0;
  margin-top: var(--space-8);
}
.foot-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-5);
  flex-wrap: wrap;
  font-size: var(--text-sm);
  color: var(--ink-3);
}
.foot-credit a {
  color: var(--pal);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease;
}
.foot-credit a:hover { border-bottom-color: var(--pal); }
.foot-meta-line {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--ink-4);
}

/* ========== Donate page ========== */
.donate-intro {
  margin-bottom: var(--space-5);
}
.donate-intro p {
  margin: 0;
  padding: var(--space-4) var(--space-6);
  border-left: 3px solid var(--pal);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--ink-2);
  max-width: 68ch;
}
.donate-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--section-gap);
}
.donate-card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  box-shadow: var(--shadow-card);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.donate-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 3px;
  background: var(--pal);
}
.donate-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.donate-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.donate-head h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.5rem;
  letter-spacing: -0.015em;
  line-height: 1.15;
  color: var(--ink);
  margin: 0;
}
.donate-rating {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ink-3);
  background: var(--paper-2);
  padding: 3px 8px;
  border-radius: 4px;
  white-space: nowrap;
}
.donate-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.donate-tag {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--pal-bg);
  color: var(--pal-deep);
}
.donate-card p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--ink-2);
  margin: 0;
  flex: 1 1 auto;
}
.donate-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--rule);
  font-size: var(--text-sm);
}
.donate-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--pal);
  text-decoration: none;
  letter-spacing: 0.02em;
}
.donate-link:hover { color: var(--pal-deep); }
.donate-link::after {
  content: "→";
  transition: transform 0.15s ease;
}
.donate-link:hover::after { transform: translateX(3px); }
.donate-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-4);
  letter-spacing: 0.02em;
}

/* ========== Data stamp (bottom meta) ========== */
.data-stamp {
  margin: 0 0 var(--section-gap);
}
.data-stamp .card {
  padding: var(--space-6) var(--space-7);
}
.stamp-row {
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: var(--space-8);
  align-items: center;
}
.stamp-col {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stamp-col:last-child { justify-self: end; text-align: right; }
.stamp-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 600;
}
.stamp-value {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.005em;
}
.stamp-value--sm {
  font-size: var(--text-sm);
  color: var(--ink-2);
  font-weight: 400;
}

/* ========== Footer / methodology ========== */
.foot-meta {
  padding: 0 0 var(--space-12);
  color: var(--ink-3);
  font-size: var(--text-sm);
  line-height: 1.7;
  margin: 0;
}
.foot-meta .card { padding: var(--space-8) var(--space-9); }
.foot-meta h3 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--ink);
  font-size: var(--text-xl);
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-3);
}
.foot-meta a {
  color: var(--pal);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}
.foot-meta ul { padding-left: 1.25em; margin: var(--space-3) 0; }
.foot-meta li { margin-bottom: 4px; }

/* ========== Responsive ========== */
@media (max-width: 1000px) {
  .kpi-row { grid-template-columns: repeat(2, 1fr); }
  .controls { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
  .split { grid-template-columns: 1fr; }
  .context-stats { grid-template-columns: repeat(2, 1fr); }
  .donate-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .site-head .wrap {
    flex-wrap: wrap;
    gap: var(--space-3);
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
  }
  .site-nav { order: 3; width: 100%; justify-content: flex-start; gap: var(--space-4); }
  .brand-title { font-size: 0.98rem; }
  .brand-sub { font-size: 0.62rem; }

  .hero { margin: var(--space-6) 0 var(--section-gap); }
  .context-stats { grid-template-columns: 1fr; gap: var(--space-4); }
  .context-card .card { padding: var(--space-7) var(--space-6); }
  .foot-line { flex-direction: column; align-items: flex-start; gap: var(--space-2); }
  .stamp-row { grid-template-columns: 1fr; gap: var(--space-4); }
  .stamp-col:last-child { justify-self: start; text-align: left; }
  .hero .card { padding: var(--space-7) var(--space-6); }
  .kpi-row { grid-template-columns: 1fr; gap: var(--space-4); }
  .kpi { padding: var(--space-5) var(--space-5) var(--space-5); }
  .controls { grid-template-columns: 1fr; padding: var(--space-5); }
  .oct7-grid, .who-grid { grid-template-columns: 1fr; }
  .panel .card { padding: var(--space-6); }
  .split .card { padding: var(--space-6); }
  .wrap { padding: 0 var(--space-4); }
  .range-presets { gap: 4px; }
  .range-presets button { font-size: 0.7rem; padding: 3px 8px; }
}

/* =========================================================
   Accessibility utilities
   ========================================================= */

/* Skip-to-content link. Positioned off-screen until it receives focus,
   at which point it snaps into the top-left of the viewport so keyboard
   users can jump past the header/nav in a single Tab. */
.skip-link {
  position: absolute;
  top: -40px;
  left: 8px;
  background: var(--ink);
  color: var(--card);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  z-index: 10000;
  text-decoration: none;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-sm);
  transition: top 0.12s ease-out;
}
.skip-link:focus {
  top: 8px;
  outline: 2px solid var(--accent, var(--ink));
  outline-offset: 2px;
}

/* WCAG "visually hidden" — visible to screen readers, invisible to sight.
   Preferred over `display: none` (which hides from both) or `visibility: hidden`
   (which takes up layout space). */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Visible focus rings for keyboard users. Using :focus-visible so mouse
   users don't get a ring on click, but keyboard users always do. */
:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
  border-radius: 3px;
}
/* Range thumbs get a thicker ring since the thumb itself is small. */
.range-track input[type="range"]:focus-visible::-webkit-slider-thumb {
  box-shadow: 0 0 0 3px var(--card), 0 0 0 5px var(--ink);
}
.range-track input[type="range"]:focus-visible::-moz-range-thumb {
  box-shadow: 0 0 0 3px var(--card), 0 0 0 5px var(--ink);
}

/* Respect the user's motion preference. Keeps transitions brief but not
   jarring for users with vestibular disorders. */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}