/* =========================================================
   CRITICAL MINERALS DASHBOARD — Takshashila Design System
   Llama (#620d3c) + Marigold (#f1a222) on pale yellow.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── Custom Properties ─────────────────────────────────── */
:root {
  --bg:           #fffbe2;
  --surface:      #ffffff;
  --surface-2:    #fdf4d0;
  --surface-3:    #f5e8b8;
  --border:       #e4d49c;
  --border-2:     #c9b060;
  --text:         #1a0804;
  --text-muted:   #6b4020;
  --text-dim:     #9a7040;
  --accent:       #620d3c;
  --accent-hover: #8a1850;
  --accent-2:     #f1a222;
  --accent-3:     #1e7a2e;
  --danger:       #c42b1e;
  --warning:      #b87500;

  --risk-critical: #c42b1e;
  --risk-high:     #c05b00;
  --risk-moderate: #b87500;
  --risk-low:      #1e7a2e;

  --china-high:   #c42b1e;
  --china-med:    #c05b00;
  --china-low:    #1e7a2e;

  --radius-sm:    6px;
  --radius:       10px;
  --radius-lg:    16px;
  --radius-xl:    24px;

  --shadow:       0 2px 12px rgba(98,13,60,0.10);
  --shadow-lg:    0 6px 32px rgba(98,13,60,0.18);

  --transition:   0.15s ease;
  --header-h:     92px;
  --sidebar-w:    300px;
}

/* ── Reset & Base ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
button { cursor: pointer; font-family: inherit; }
select { font-family: inherit; }
::selection { background: rgba(241,162,34,0.35); color: var(--text); }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--surface-2); }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ── Typography ────────────────────────────────────────── */
h1, h2, h3, h4, h5 { font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; }
.text-xs    { font-size: 0.7rem; }
.text-sm    { font-size: 0.8rem; }
.text-muted { color: var(--text-muted); }
.text-accent{ color: var(--accent); }
.text-danger{ color: var(--danger); }
.font-mono  { font-family: 'SF Mono', 'Fira Code', monospace; }

/* ── Layout ────────────────────────────────────────────── */
.container { max-width: 1440px; margin: 0 auto; padding: 0 24px; }

.page {
  display: none;
  min-height: calc(100vh - var(--header-h));
  padding-top: 24px;
  padding-bottom: 60px;
}
.page.active { display: block; }

/* ── Header / Nav ──────────────────────────────────────── */
#header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-h);
  background: #620d3c;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  text-decoration: none;
}
.logo-img {
  height: 65px;
  width: auto;
  display: block;
}

.logo-icon {
  width: 28px; height: 28px;
  background: var(--accent-2);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 900;
  color: #620d3c;
}
.logo-text { color: #ffffff !important; }
.logo-text span { color: rgba(255,255,255,0.55) !important; }

nav { display: flex; gap: 4px; }

.nav-btn {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  color: rgba(255,255,255,0.72);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all var(--transition);
}
.nav-btn:hover { color: #ffffff; background: rgba(255,255,255,0.10); }
.nav-btn.active {
  color: #ffffff;
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.28);
}

.header-badge {
  font-size: 0.68rem;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Hero ──────────────────────────────────────────────── */
.hero { padding: 56px 0 36px; position: relative; overflow: hidden; }

.hero-bg-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 50% 60% at 20% 50%, rgba(241,162,34,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(98,13,60,0.07);
  border: 1px solid rgba(98,13,60,0.18);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 14px;
  color: var(--text);
}

.hero-sub {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 28px;
}

.hero-stats { display: flex; gap: 28px; flex-wrap: wrap; }
.hero-stat { display: flex; flex-direction: column; gap: 2px; }
.hero-stat-value { font-size: 1.6rem; font-weight: 800; letter-spacing: -0.03em; }
.hero-stat-label { font-size: 0.68rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); }

/* ── Section Structure ─────────────────────────────────── */
.section { margin-bottom: 44px; }

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 10px;
}

.section-title {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.section-title::before {
  content: '';
  display: block;
  width: 3px;
  height: 16px;
  background: var(--accent);
  border-radius: 2px;
}

/* ── Cards ─────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.card:hover { border-color: var(--border-2); box-shadow: var(--shadow-lg); }

/* ── Overview Layout ───────────────────────────────────── */
.overview-grid {
  display: grid;
  grid-template-columns: 1fr var(--sidebar-w);
  gap: 24px;
  align-items: start;
}
.overview-main { min-width: 0; }

/* ── Ranked Bar Chart ──────────────────────────────────── */
.ranked-chart { display: flex; flex-direction: column; gap: 4px; }

.rank-row {
  display: grid;
  grid-template-columns: 100px 1fr 52px;
  align-items: center;
  gap: 8px;
  padding: 4px 6px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.rank-row:hover { background: var(--surface-2); }

.rank-name {
  font-size: 0.75rem;
  font-weight: 500;
  text-align: right;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text);
}

.rank-bar-wrap {
  height: 18px;
  background: var(--surface-2);
  border-radius: 3px;
  overflow: hidden;
}

.rank-bar {
  height: 100%;
  border-radius: 3px;
  transition: width 0.5s cubic-bezier(0.23,1,0.32,1);
}

.rank-score {
  font-size: 0.7rem;
  font-weight: 700;
  text-align: right;
  font-feature-settings: 'tnum';
  color: var(--text-muted);
}

/* ── Bubble Chart ──────────────────────────────────────── */
#bubble-chart-svg {
  width: 100%;
  display: block;
  background: var(--bg);
  border-radius: var(--radius-sm);
}
#geopolitical-svg {
  width: 100%;
  display: block;
  background: var(--bg);
  border-radius: var(--radius-sm);
}

.bubble { cursor: pointer; }
.bubble circle { transition: r 0.15s; }
.bubble:hover circle { opacity: 0.85; }

/* ── Tooltip ───────────────────────────────────────────── */
#tooltip {
  position: fixed;
  z-index: 9999;
  pointer-events: none;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  max-width: 260px;
  box-shadow: var(--shadow-lg);
  color: var(--text);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.12s, transform 0.12s;
  font-size: 0.78rem;
}
#tooltip.visible { opacity: 1; transform: translateY(0); }
.tooltip-name { font-size: 0.85rem; font-weight: 700; margin-bottom: 5px; color: var(--text); }
.tooltip-row { display: flex; justify-content: space-between; gap: 12px; color: var(--text-muted); margin-top: 2px; }
.tooltip-row span:last-child { color: var(--text); font-weight: 600; }

/* ── Weight Sidebar ────────────────────────────────────── */
.weight-sidebar { position: sticky; top: calc(var(--header-h) + 20px); }
.weight-sidebar .card { padding: 18px 16px; }
.weight-title { font-size: 0.82rem; font-weight: 700; margin-bottom: 3px; }
.weight-subtitle { font-size: 0.7rem; color: var(--text-muted); margin-bottom: 14px; }

.preset-btns { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 16px; }
.preset-btn {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  border: 1px solid var(--border-2);
  background: transparent;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all var(--transition);
}
.preset-btn:hover,
.preset-btn.active {
  background: rgba(98,13,60,0.09);
  border-color: var(--accent);
  color: var(--accent);
}

.weight-sliders { display: flex; flex-direction: column; gap: 11px; }
.slider-row { display: flex; flex-direction: column; gap: 4px; }
.slider-label-row { display: flex; justify-content: space-between; align-items: baseline; }
.slider-label { font-size: 0.7rem; font-weight: 500; color: var(--text-muted); }
.slider-value { font-size: 0.65rem; font-weight: 700; color: var(--accent); font-feature-settings: 'tnum'; min-width: 26px; text-align: right; }

/* ── Range Slider ──────────────────────────────────────── */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  background: linear-gradient(to right, var(--accent) var(--pct, 50%), var(--surface-3) var(--pct, 50%));
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 4px;
  background: linear-gradient(to right, var(--accent) var(--pct, 50%), var(--surface-3) var(--pct, 50%));
  border-radius: 2px;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
  box-shadow: 0 0 6px rgba(241,162,34,0.5);
  margin-top: -4.5px;
  transition: box-shadow var(--transition);
}
input[type="range"]::-webkit-slider-thumb:hover {
  box-shadow: 0 0 12px rgba(241,162,34,0.8);
}
input[type="range"]::-moz-range-track {
  height: 4px;
  background: var(--surface-3);
  border-radius: 2px;
}
input[type="range"]::-moz-range-thumb {
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
  cursor: pointer;
}

/* ── Explorer Grid ─────────────────────────────────────── */
.explorer-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.filter-chips { display: flex; gap: 5px; flex-wrap: wrap; }
.filter-chip {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 11px;
  border-radius: 100px;
  border: 1px solid var(--border-2);
  background: transparent;
  color: var(--text-muted);
  text-transform: capitalize;
  transition: all var(--transition);
}
.filter-chip:hover { border-color: var(--text-muted); color: var(--text); }
.filter-chip.active {
  background: rgba(98,13,60,0.09);
  border-color: var(--accent);
  color: var(--accent);
}

.sort-select {
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--text);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition);
}
.sort-select:hover, .sort-select:focus { border-color: var(--accent); }
.sort-select option { background: var(--surface-2); }

.minerals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

/* ── Mineral Card ──────────────────────────────────────── */
.mineral-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.mineral-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  opacity: 0;
  transition: opacity var(--transition);
}
.mineral-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow); }
.mineral-card:hover::before { opacity: 1; background: var(--accent); }

.card-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 10px; }
.card-name { font-size: 0.9rem; font-weight: 700; margin-bottom: 1px; }
.card-symbol { font-size: 0.68rem; font-weight: 600; color: var(--text-muted); font-family: 'SF Mono', monospace; }

.card-china-badge { display: flex; flex-direction: column; align-items: flex-end; }
.card-china-pct { font-size: 1.05rem; font-weight: 800; letter-spacing: -0.02em; line-height: 1; }
.card-china-lbl { font-size: 0.56rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-dim); margin-top: 2px; }

/* Mini Radar */
.mini-radar { display: block; margin: 8px auto; }

/* Sector chips */
.sector-chips { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 8px; }
.sector-chip {
  font-size: 0.58rem;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 100px;
  text-transform: capitalize;
  letter-spacing: 0.03em;
}
.sector-chip.defense        { background: rgba(248,81,73,0.15);  color: #f85149; }
.sector-chip.energy         { background: rgba(240,165,0,0.15);  color: #f0a500; }
.sector-chip.semiconductors { background: rgba(98,13,60,0.1); color: #620d3c; }
.sector-chip.electrification{ background: rgba(63,185,80,0.15);  color: #3fb950; }
.sector-chip.healthcare     { background: rgba(188,140,255,0.15);color: #bc8cff; }
.sector-chip.agriculture    { background: rgba(121,192,255,0.15);color: #79c0ff; }
.sector-chip.construction   { background: rgba(132,141,151,0.15);color: #848d97; }

/* China share indicator */
.china-bar-wrap { display: flex; align-items: center; gap: 6px; margin-top: 8px; }
.china-bar-label { font-size: 0.6rem; color: var(--text-muted); white-space: nowrap; }
.china-bar-track { flex: 1; height: 4px; background: var(--surface-3); border-radius: 2px; overflow: hidden; }
.china-bar-fill { height: 100%; border-radius: 2px; transition: width 0.4s ease; }
.china-val { font-size: 0.6rem; font-weight: 700; min-width: 28px; text-align: right; }

/* Key stats row on card */
.card-stats-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}
.card-stat { display: flex; flex-direction: column; gap: 1px; flex: 1; }
.card-stat-label { font-size: 0.55rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-dim); }
.card-stat-val { font-size: 0.68rem; font-weight: 600; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── Detail Modal ──────────────────────────────────────── */
#modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  align-items: center;
  justify-content: center;
  padding: 20px;
}
#modal-overlay.open { display: flex; }

.modal {
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 860px;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.25s cubic-bezier(0.23,1,0.32,1);
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(12px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 24px 24px 18px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--surface);
  z-index: 1;
}

.modal-mineral-info { display: flex; flex-direction: column; gap: 4px; }
.modal-name { font-size: 1.8rem; font-weight: 900; letter-spacing: -0.03em; }
.modal-symbol { font-size: 0.78rem; font-weight: 600; color: var(--text-muted); font-family: 'SF Mono', monospace; letter-spacing: 0.05em; }

.modal-score-wrap { display: flex; flex-direction: column; align-items: flex-end; gap: 3px; }
.modal-score { font-size: 2.2rem; font-weight: 900; letter-spacing: -0.04em; line-height: 1; }
.modal-score-sub { font-size: 0.62rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); }

.modal-close {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 30px; height: 30px;
  border-radius: 50%;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  flex-shrink: 0;
  margin-left: 14px;
}
.modal-close:hover { background: var(--danger); border-color: var(--danger); color: #fff; }

.modal-body { padding: 20px 24px 24px; }

.modal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.modal-chart-box { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.modal-chart-title {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  align-self: flex-start;
}

/* Modal description sections */
.modal-descriptions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 18px;
}
.modal-desc-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.modal-desc-label {
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 6px;
}
.modal-desc-text { font-size: 0.78rem; color: var(--text-muted); line-height: 1.6; }

/* ── Key Facts ─────────────────────────────────────────── */
.key-facts {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 16px;
}
.key-facts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 12px;
}
.kf-item { display: flex; flex-direction: column; gap: 2px; }
.kf-label { font-size: 0.58rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-dim); font-weight: 600; }
.kf-value { font-size: 0.82rem; font-weight: 700; color: var(--text); }
.key-narrative { font-size: 0.78rem; color: var(--text-muted); line-height: 1.6; padding-top: 12px; border-top: 1px solid var(--border); }

.modal-add-compare {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  background: rgba(98,13,60,0.06);
  border: 1px solid rgba(98,13,60,0.18);
  border-radius: var(--radius-sm);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  transition: all var(--transition);
}
.modal-add-compare:hover { background: rgba(98,13,60,0.08); border-color: var(--accent); }

/* ── Compare Page ──────────────────────────────────────── */
.compare-selectors { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 24px; }
.compare-selector-wrap { display: flex; flex-direction: column; gap: 5px; flex: 1; min-width: 170px; }
.compare-selector-label { font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); }
.compare-select {
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--text);
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition);
}
.compare-select:hover, .compare-select:focus { border-color: var(--accent); }
.compare-select option { background: var(--surface-2); }

.compare-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.compare-radar-box { display: flex; flex-direction: column; gap: 10px; }
.compare-table-wrap { overflow-x: auto; }
.compare-table { width: 100%; border-collapse: collapse; font-size: 0.78rem; }
.compare-table th { text-align: left; padding: 7px 10px; font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.07em; color: var(--text-muted); border-bottom: 1px solid var(--border); }
.compare-table td { padding: 7px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; color: var(--text); }
.compare-table tr:last-child td { border-bottom: none; }
.compare-table td:first-child { color: var(--text-muted); font-size: 0.7rem; }
.compare-table td.best  { color: var(--accent-3); font-weight: 700; }
.compare-table td.worst { color: var(--danger); font-weight: 700; }

.sector-overlap { margin-top: 20px; }
.overlap-mineral { display: flex; flex-direction: column; gap: 5px; margin-bottom: 12px; }
.overlap-name { font-size: 0.75rem; font-weight: 600; color: var(--text-muted); }

/* ── Criteria Page ─────────────────────────────────────── */
.criteria-intro { max-width: 680px; margin-bottom: 36px; }
.criteria-intro h2 { font-size: 1.4rem; margin-bottom: 8px; }
.criteria-intro p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; }

.criteria-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 48px;
}

.criteria-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: border-color var(--transition);
}
.criteria-card:hover { border-color: var(--border-2); }

.criteria-num {
  width: 28px; height: 28px;
  background: rgba(98,13,60,0.06);
  border: 1px solid rgba(98,13,60,0.15);
  color: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
}

.criteria-info { flex: 1; }
.criteria-name { font-size: 0.88rem; font-weight: 700; margin-bottom: 4px; }
.criteria-desc { font-size: 0.75rem; color: var(--text-muted); line-height: 1.55; margin-bottom: 6px; }
.criteria-link { font-size: 0.68rem; color: var(--accent); }
.criteria-link:hover { color: var(--accent-hover); }

/* Rubric accordions */
.rubric-section { margin-bottom: 48px; }
.rubric-section-title { font-size: 1rem; font-weight: 700; margin-bottom: 16px; }

.rubric-accordion { display: flex; flex-direction: column; gap: 6px; }

.rubric-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition);
}
.rubric-item.open { border-color: var(--border-2); }

.rubric-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  cursor: pointer;
  user-select: none;
}
.rubric-header:hover { background: var(--surface-2); }

.rubric-title { font-size: 0.85rem; font-weight: 600; }
.rubric-toggle { font-size: 0.75rem; color: var(--text-muted); transition: transform 0.2s; }
.rubric-item.open .rubric-toggle { transform: rotate(180deg); }

.rubric-body { display: none; padding: 0 16px 14px; }
.rubric-item.open .rubric-body { display: block; }

.rubric-table { width: 100%; border-collapse: collapse; font-size: 0.75rem; margin-bottom: 14px; }
.rubric-table th { text-align: left; padding: 6px 10px; font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); border-bottom: 1px solid var(--border); }
.rubric-table td { padding: 6px 10px; border-bottom: 1px solid var(--border); color: var(--text-muted); vertical-align: top; line-height: 1.4; }
.rubric-table td:first-child { color: var(--text); font-weight: 600; font-size: 0.8rem; white-space: nowrap; }
.rubric-table tr:last-child td { border-bottom: none; }

.rubric-mineral-row { margin-top: 6px; }
.rubric-mineral-label { font-size: 0.62rem; color: var(--text-dim); font-weight: 600; text-transform: uppercase; margin-bottom: 5px; }
.rubric-chips { display: flex; flex-wrap: wrap; gap: 4px; }
.rubric-chip {
  font-size: 0.62rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 100px;
  cursor: pointer;
  transition: opacity var(--transition);
}
.rubric-chip:hover { opacity: 0.75; }
.rubric-chip.high-risk { background: rgba(248,81,73,0.15); color: #f85149; border: 1px solid rgba(248,81,73,0.25); }
.rubric-chip.low-risk  { background: rgba(63,185,80,0.15);  color: #3fb950; border: 1px solid rgba(63,185,80,0.25); }

/* ── Heatmap ───────────────────────────────────────────── */
.heatmap-section { margin-bottom: 48px; }
.heatmap-wrap { overflow-x: auto; }

.heatmap-table {
  border-collapse: collapse;
  font-size: 0.72rem;
  white-space: nowrap;
}
.heatmap-table th {
  padding: 6px 4px;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.6rem;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  user-select: none;
  vertical-align: bottom;
  text-align: center;
}
.heatmap-table th:first-child { text-align: left; padding-left: 10px; }
.heatmap-table th.sortable:hover { color: var(--text); }
.heatmap-table th .col-label {
  display: inline-block;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  max-height: 80px;
  overflow: hidden;
  white-space: nowrap;
}

.heatmap-table td { padding: 2px 3px; border-bottom: 1px solid rgba(208,215,222,0.5); }
.heatmap-table td:first-child {
  padding: 4px 14px 4px 8px;
  color: var(--text);
  font-weight: 600;
  font-size: 0.75rem;
  cursor: pointer;
  position: sticky;
  left: 0;
  background: var(--surface);
  z-index: 1;

}

.heatmap-table td:first-child:hover { color: var(--accent); }
.heatmap-table tr:hover td:first-child { color: var(--accent); }

.hm-cell {
  width: 20px; height: 20px;
  border-radius: 3px;
  display: inline-block;
  cursor: pointer;
  vertical-align: middle;
  transition: transform 0.1s;
}
.hm-cell:hover { transform: scale(1.3); z-index: 2; position: relative; }

/* ── Sector Matrix (Explorer page) ────────────────────────*/
.sector-matrix { margin-top: 48px; }
.sector-matrix-title { font-size: 1rem; font-weight: 700; margin-bottom: 16px; }

.sector-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.sector-row:last-child { border-bottom: none; }

.sector-row-label {
  display: flex;
  align-items: center;
  gap: 7px;
  width: 120px;
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text);
}
.sector-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

.sector-mineral-chips { display: flex; flex-wrap: wrap; gap: 5px; flex: 1; }
.sector-mineral-chip {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition);
}
.sector-mineral-chip:hover { border-color: var(--border-2); transform: translateY(-1px); }
/* tier classes kept for compat but no longer actively used */

/* ── About Page ────────────────────────────────────────── */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.about-card { padding: 24px; }
.about-card h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 10px; color: var(--accent); }
.about-card p, .about-card li { font-size: 0.82rem; color: var(--text-muted); line-height: 1.7; }
.about-card ul { padding-left: 18px; }
.about-card li { margin-bottom: 5px; }

.dim-table { width: 100%; border-collapse: collapse; font-size: 0.75rem; }
.dim-table th { padding: 7px 10px; text-align: left; color: var(--text-muted); font-weight: 600; border-bottom: 1px solid var(--border); font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.07em; }
.dim-table td { padding: 6px 10px; border-bottom: 1px solid var(--border); color: var(--text-muted); }
.dim-table td:first-child { color: var(--text); font-weight: 500; }
.dim-table tr:last-child td { border-bottom: none; }

/* ── Risk Legend ───────────────────────────────────────── */
.risk-legend { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.risk-legend-item { display: flex; align-items: center; gap: 5px; font-size: 0.68rem; font-weight: 500; color: var(--text-muted); }
.risk-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }

/* ── Empty State ───────────────────────────────────────── */
.empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 56px 24px; color: var(--text-muted); gap: 10px; }
.empty-state-icon { font-size: 2rem; opacity: 0.3; }
.empty-state-text { font-size: 0.85rem; font-weight: 500; }

/* ── SVG chart text ────────────────────────────────────── */
.bubble-axis-label { font-size: 10px; fill: #848d97; font-family: 'Inter', sans-serif; }
.bubble-grid-line  { stroke: rgba(255,255,255,0.05); stroke-width: 1; }

/* ── Bubble legend ─────────────────────────────────────── */
.bubble-legend { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 8px; padding: 0 4px; }
.bubble-legend-item { display: flex; align-items: center; gap: 5px; font-size: 0.66rem; color: var(--text-muted); }
.bubble-legend-circle { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }

/* ── Toast ─────────────────────────────────────────────── */
#toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 20000;
  background: var(--surface-3);
  color: var(--text);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  font-size: 0.78rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  transform: translateY(60px);
  opacity: 0;
  transition: all 0.28s cubic-bezier(0.23,1,0.32,1);
  max-width: 260px;
}
#toast.show { transform: translateY(0); opacity: 1; }

/* ── Chart canvas wrapper ──────────────────────────────── */
.chart-canvas-wrap { position: relative; width: 100%; }

/* ── Utilities ─────────────────────────────────────────── */
.d-flex { display: flex; }
.gap-8  { gap: 8px; }
.gap-16 { gap: 16px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.mt-4  { margin-top: 4px; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.hidden { display: none !important; }
.divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }

/* ── Problem Statement Hero ────────────────────────────── */
.problem-hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 48px;
}

.problem-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(98,13,60,0.05);
  border: 1px solid rgba(98,13,60,0.15);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.problem-headline {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--text);
  margin-bottom: 32px;
  max-width: 800px;
}

.problem-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 48px;
  max-width: 960px;
  margin-bottom: 40px;
}

.problem-para {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
}
.problem-para:first-child {
  grid-column: 1 / -1;
  font-size: 1.05rem;
  color: var(--text);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}
.problem-para em {
  color: var(--text);
  font-style: normal;
  font-weight: 600;
}

.problem-stats-row {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.problem-stat {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.problem-stat-value {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}
.problem-stat-label {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

/* ── Chart Builder ──────────────────────────────────────── */
.chart-builder-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.cb-toolbar {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  flex-wrap: wrap;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}

.cb-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  flex: 1;
  min-width: 130px;
}
.cb-field label {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-muted);
}
.cb-select {
  background: var(--surface-3);
  border: 1px solid var(--border-2);
  color: var(--text);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-family: inherit;
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition);
  width: 100%;
}
.cb-select:focus, .cb-select:hover { border-color: var(--accent); }
.cb-select option { background: var(--surface-3); }

.cb-type-row {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.cb-type-btn {
  padding: 6px 13px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-2);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
}
.cb-type-btn:hover { color: var(--text); border-color: var(--border-2); }
.cb-type-btn.active {
  background: rgba(98,13,60,0.09);
  border-color: var(--accent);
  color: var(--accent);
}

.cb-chart-area {
  padding: 16px;
  background: var(--surface);
}

#cb-chart-svg {
  width: 100%;
  display: block;
  border-radius: var(--radius-sm);
}

.cb-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 400px;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* ── Element Symbol Card (replaces mini radar) ─────────── */
.element-hero {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 96px;
  margin: 8px 0;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--border);
  flex-direction: column;
  gap: 2px;
}
.element-hero-symbol {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
}
.element-hero-num {
  font-size: 0.58rem;
  font-weight: 500;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── Explorer Weight Panel ─────────────────────────────── */
.explorer-layout {
  display: block;
}
.explorer-main { min-width: 0; }

/* ── Light-mode overrides for rubric/heatmap ───────────── */
.rubric-header:hover { background: var(--surface-2); }
.heatmap-table th { color: var(--text-muted); border-bottom: 1px solid var(--border); }
.heatmap-table td { border-bottom: 1px solid var(--border); }
.heatmap-table tr:hover td:first-child { color: var(--accent); }
.hm-cell:hover { z-index: 2; position: relative; }

/* ── Modal Scorecard ────────────────────────────────────── */
.modal-scorecard {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-height: 320px;
  overflow-y: auto;
}

.scorecard-row {
  display: grid;
  grid-template-columns: 130px 1fr 52px;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
  position: relative;
}
.scorecard-row:hover { background: var(--surface-3); }

.scorecard-dim-label {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.scorecard-bar-wrap {
  height: 5px;
  background: var(--surface-3);
  border-radius: 3px;
  overflow: hidden;
}
.scorecard-bar-fill {
  height: 100%;
  border-radius: 3px;
}

.scorecard-score {
  font-size: 0.72rem;
  font-weight: 700;
  text-align: right;
  font-feature-settings: 'tnum';
  white-space: nowrap;
}

/* Justification popover */
.scorecard-popover {
  display: none;
  position: absolute;
  left: 0; right: 0;
  top: calc(100% + 4px);
  background: var(--surface-3);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.74rem;
  color: var(--text-muted);
  z-index: 100;
  line-height: 1.5;
  box-shadow: var(--shadow);
}
.scorecard-popover .pop-score { font-size: 0.8rem; font-weight: 700; color: var(--accent); margin-bottom: 6px; display: block; }
.scorecard-popover .pop-rubric { font-size: 0.73rem; color: var(--text-muted); font-style: italic; margin-bottom: 8px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
.scorecard-popover .pop-full { font-size: 0.73rem; color: var(--text-muted); line-height: 1.6; max-height: 220px; overflow-y: auto; }
.scorecard-row.pop-open .scorecard-popover { display: block; }

/* ── Builder Page ────────────────────────────────────────── */
.builder-presets {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.builder-preset-card {
  flex: 1;
  min-width: 160px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  cursor: pointer;
  transition: all var(--transition);
}
.builder-preset-card:hover { border-color: var(--border-2); transform: translateY(-2px); box-shadow: var(--shadow); }
.builder-preset-card.active { border-color: var(--accent); background: rgba(98,13,60,0.04); }

.bp-tag {
  font-size: 0.58rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: 5px;
}
.bp-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 3px;
}
.bp-sub {
  font-size: 0.68rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.builder-controls-row {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.builder-axis-btn {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 180px;
}
.builder-axis-btn label {
  font-size: 0.62rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-muted);
}
.builder-axis-select {
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--text);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-family: inherit;
  font-weight: 500;
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition);
  width: 100%;
}
.builder-axis-select:focus, .builder-axis-select:hover { border-color: var(--accent); }
.builder-axis-select option { background: var(--surface-2); }

.builder-type-group {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
  align-self: flex-end;
}
.builder-type-btn {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-2);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
}
.builder-type-btn:hover { color: var(--text); }
.builder-type-btn.active { background: rgba(98,13,60,0.09); border-color: var(--accent); color: var(--accent); }

.builder-color-group {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
  align-self: flex-end;
}
.builder-color-btn {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-2);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
}
.builder-color-btn.active { background: rgba(98,13,60,0.09); border-color: var(--accent); color: var(--accent); }

#builder-chart-svg {
  width: 100%;
  display: block;
  border-radius: var(--radius-sm);
}

.builder-search-wrap {
  position: relative;
  flex-shrink: 0;
  align-self: flex-end;
}
.builder-search {
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--text);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-family: inherit;
  outline: none;
  width: 160px;
  transition: border-color var(--transition);
}
.builder-search:focus { border-color: var(--accent); }
.builder-search::placeholder { color: var(--text-dim); }

/* ── Mineral Detail Page ───────────────────────────────── */

.mp-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0 16px;
}
.mp-back-btn {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
}
.mp-back-btn:hover { border-color: var(--border-2); color: var(--text); }

.mp-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 28px;
}
.mp-symbol-wrap {
  width: 64px; height: 64px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.mp-symbol {
  font-size: 1.3rem;
  font-weight: 800;
  font-family: 'SF Mono', monospace;
  color: var(--accent);
}
.mp-name { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 900; letter-spacing: -0.03em; }
.mp-sub { font-size: 0.78rem; color: var(--text-muted); margin-top: 3px; }
.mp-sectors { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }

.mp-body {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 20px;
  align-items: start;
  margin-bottom: 48px;
}

.mp-left { display: flex; flex-direction: column; gap: 16px; }

.mp-radar-card, .mp-facts-card, .mp-scorecard-card { padding: 18px 20px; }

.mp-card-title {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.mp-fact-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 10px;
}
.mp-fact-label { font-size: 0.72rem; color: var(--text-muted); font-weight: 600; }
.mp-fact-val { font-size: 1.1rem; font-weight: 800; letter-spacing: -0.02em; }
.mp-fact-narrative { font-size: 0.78rem; color: var(--text-muted); line-height: 1.65; }

/* Scorecard groups */
.mp-group {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin-bottom: 10px;
  background: var(--surface-2);
}
.mp-group-title {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 12px;
}

.mp-dim-row {
  display: grid;
  grid-template-columns: 140px 1fr 44px auto;
  align-items: center;
  gap: 8px;
  padding: 5px 0;
  border-bottom: 1px solid var(--border);
}
.mp-dim-row:last-of-type { border-bottom: none; }

.mp-dim-label { font-size: 0.72rem; color: var(--text-muted); }
.mp-dim-bar-wrap { height: 5px; background: var(--surface-3); border-radius: 3px; overflow: hidden; }
.mp-dim-bar { height: 100%; border-radius: 3px; transition: width 0.4s ease; }
.mp-dim-score { font-size: 0.72rem; font-weight: 700; text-align: right; }
.mp-dim-max { font-size: 0.6rem; font-weight: 400; color: var(--text-dim); }

.mp-rubric-hint {
  font-size: 0.65rem;
  color: var(--text-dim);
  grid-column: 1 / -1;
  padding-top: 3px;
  padding-bottom: 4px;
  line-height: 1.5;
  display: block;
}

.mp-just-text {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* ── Policy Pane ───────────────────────────────────────── */
.mp-policy-section {
  margin-top: 28px;
  margin-bottom: 48px;
  padding: 20px 24px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.mp-policy-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.mp-tbc-global {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 2px 9px;
}
.mp-policy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}
.mp-policy-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  position: relative;
  border-left: 3px solid var(--accent-2);
}
.mp-policy-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.mp-policy-tag {
  font-size: 0.58rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.mp-tbc-badge {
  font-size: 0.55rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-2);
  background: rgba(241,162,34,0.12);
  border: 1px solid rgba(241,162,34,0.3);
  border-radius: 4px;
  padding: 1px 6px;
}
.mp-policy-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 5px;
  line-height: 1.3;
}
.mp-policy-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 1100px) {
  :root { --sidebar-w: 260px; }
  .modal-grid { grid-template-columns: 1fr; }
  .modal-descriptions { grid-template-columns: 1fr; }
  .key-facts-grid { grid-template-columns: repeat(2, 1fr); }
  .criteria-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .overview-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .compare-layout { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.8rem; }
  .mp-body { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  :root { --header-h: 52px; }
  .container { padding: 0 14px; }
  .header-inner { padding: 0 14px; }
  .minerals-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
  .modal { border-radius: var(--radius); }
  .modal-header, .modal-body { padding: 16px; }
  .modal-name { font-size: 1.5rem; }
  .key-facts-grid { grid-template-columns: 1fr 1fr; }
  nav .nav-btn { padding: 5px 9px; font-size: 0.75rem; }
  .logo-text { display: none; }
  .hero-stats { gap: 16px; }
  .hero-stat-value { font-size: 1.3rem; }
  .header-badge { display: none; }
}

/* ═══════════════════════════════════════════════════════
   NEW CLASSES — 10-vector overhaul
═══════════════════════════════════════════════════════ */

/* ── Overview hero updates ──────────────────────────── */
.problem-headline {
  font-size: clamp(1.5rem, 3.5vw, 2.8rem);
  font-style: italic;
  font-weight: 800;
}
.overview-intro-placeholder {
  font-size: 1rem;
  color: var(--text-dim);
  font-style: italic;
  max-width: 680px;
  line-height: 1.7;
  margin: 20px 0 32px;
}

/* ── Stat tiles ─────────────────────────────────────── */
.overview-stat-tiles {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.overview-stat-tile {
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 16px 28px 14px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 130px;
  box-shadow: var(--shadow);
}
.ost-value {
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--accent);
}
.ost-label {
  font-size: 0.62rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--text-dim);
  margin-top: 2px;
}

/* ── Note card ──────────────────────────────────────── */
.overview-note-card {
  background: rgba(98,13,60,0.04);
  border: 1px solid rgba(98,13,60,0.15);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 680px;
  margin-bottom: 0;
}

/* ── Group legend ───────────────────────────────────── */
.group-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.group-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.68rem;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}
.group-legend-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ── Group note ─────────────────────────────────────── */
.group-note {
  font-size: 0.78rem;
  color: var(--text-dim);
  font-style: italic;
  margin-top: 10px;
}

/* ── Group chip (inline) ────────────────────────────── */
.group-chip {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 700;
  padding: 2px 9px;
  border-radius: 100px;
  color: #fff;
  text-transform: capitalize;
  letter-spacing: 0.03em;
}

/* ── Explorer search ────────────────────────────────── */
.explorer-search-input {
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--text);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-family: inherit;
  outline: none;
  min-width: 200px;
  transition: border-color var(--transition);
}
.explorer-search-input:focus { border-color: var(--accent); }
.explorer-search-input::placeholder { color: var(--text-dim); }

/* ── Mineral card mini radar ────────────────────────── */
.card-mini-radar {
  display: block;
  margin: 8px auto;
}

/* ── Card key scores ────────────────────────────────── */
.card-key-scores {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}
.cks-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.cks-label {
  font-size: 0.52rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}
.cks-val {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text);
}

/* ── Scorecard accordion ────────────────────────────── */
.sc-row {
  border-bottom: 1px solid var(--border);
}
.sc-row:last-child { border-bottom: none; }

.sc-header {
  display: grid;
  grid-template-columns: 180px 1fr 60px;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.sc-header:hover { background: var(--surface-2); }

.sc-dim-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sc-bar-wrap {
  height: 5px;
  background: var(--surface-3);
  border-radius: 3px;
  overflow: hidden;
}
.sc-bar-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--accent);
}

.sc-score {
  font-size: 0.72rem;
  font-weight: 700;
  text-align: right;
  font-feature-settings: 'tnum';
  color: var(--text);
  white-space: nowrap;
}

.sc-body {
  display: none;
  padding: 8px 14px 14px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  margin: 0 6px 6px;
}
.sc-row.open .sc-body { display: block; }

.sc-reason {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 8px;
}

.sc-sub-scores {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.sc-sub-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  min-width: 120px;
}
.sc-sub-label { font-size: 0.6rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-dim); }
.sc-sub-val { font-size: 0.85rem; font-weight: 700; color: var(--accent); }

/* ── Criteria vectors list ──────────────────────────── */
.cv-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 14px;
  transition: border-color var(--transition);
}
.cv-item:hover { border-color: var(--border-2); }

.cv-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 8px;
}
.cv-num {
  width: 28px; height: 28px;
  background: rgba(98,13,60,0.06);
  border: 1px solid rgba(98,13,60,0.18);
  color: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}
.cv-info { flex: 1; }
.cv-name { font-size: 0.95rem; font-weight: 700; margin-bottom: 2px; }
.cv-family {
  font-size: 0.6rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-2);
  background: rgba(241,162,34,0.1);
  border: 1px solid rgba(241,162,34,0.25);
  border-radius: 100px;
  padding: 1px 8px;
  display: inline-block;
  margin-bottom: 6px;
}
.cv-what {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.cv-bands {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.cv-band-pill {
  padding: 4px 12px;
  border-radius: 100px;
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
}
.cv-band-pill:hover { border-color: var(--accent); color: var(--text); }
.cv-band-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.cv-band-score {
  display: inline-block;
  background: var(--surface-3);
  border-radius: 100px;
  padding: 0 6px;
  font-size: 0.65rem;
  font-weight: 800;
  color: var(--accent);
  margin-right: 4px;
}
.cv-band-pill.active .cv-band-score { background: rgba(255,255,255,0.2); color: #fff; }

.cv-band-callout {
  display: none;
  margin-top: 8px;
  padding: 8px 12px;
  background: rgba(98,13,60,0.05);
  border: 1px solid rgba(98,13,60,0.18);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  color: var(--text-muted);
}
.cv-band-callout.visible { display: block; }

.cv-sub-list {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cv-sub-item {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}
.cv-sub-name { font-size: 0.75rem; font-weight: 700; color: var(--text); margin-bottom: 3px; }
.cv-sub-note { font-size: 0.72rem; color: var(--text-muted); line-height: 1.5; }

/* ── Builder group toggles ──────────────────────────── */
.builder-group-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.bgt-btn {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  color: #fff;
}
.bgt-btn.dimmed { opacity: 0.35; }

/* ── Policy pane (mineral detail) ───────────────────── */
.mp-policy-section {
  margin-top: 28px;
  margin-bottom: 48px;
}
.mp-policy-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.mp-policy-header h3 {
  font-size: 0.95rem;
  font-weight: 700;
}
.mp-tbc-global {
  font-size: 0.62rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 2px 9px;
}
.mp-policy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}
.mp-policy-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-2);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}
.mp-policy-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.mp-policy-tag {
  font-size: 0.58rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.mp-tbc-badge {
  font-size: 0.55rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-2);
  background: rgba(241,162,34,0.12);
  border: 1px solid rgba(241,162,34,0.3);
  border-radius: 4px;
  padding: 1px 6px;
}
.mp-policy-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 5px;
  line-height: 1.3;
}
.mp-policy-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.55;
}


/* ════════════════════════════════════════════════════════════
   NEW COMPONENTS (10-vector model, groups, scorecard accordion)
   ════════════════════════════════════════════════════════════ */

/* ── Mini 10-spoke radar on cards ──────────────────────────── */
.mini-10-radar { display: block; margin: 8px auto; }

/* ── Mineral card vector summary row ──────────────────────── */
.card-vector-row {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  gap: 4px;
}
.card-vec { display: flex; flex-direction: column; align-items: center; flex: 1; gap: 2px; }
.card-vec-label { font-size: 0.54rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-dim); font-weight: 600; }
.card-vec-val { font-size: 0.72rem; font-weight: 700; color: var(--text); font-feature-settings: 'tnum'; }

/* ── Group chip (inline label) ─────────────────────────────── */
.group-chip {
  display: inline-flex;
  align-items: center;
  font-size: 0.6rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 100px;
  border: 1px solid;
  white-space: nowrap;
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0.02em;
}

/* ── Group legend (overview + builder) ─────────────────────── */
.group-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 14px;
  padding: 12px 0 4px;
}
.group-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  color: var(--text-muted);
  cursor: default;
  user-select: none;
}
.group-legend-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}
.group-note {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 8px;
  font-style: italic;
}

/* ── Heatmap overrides for new classes ─────────────────────── */
.heatmap-mineral-col { min-width: 110px; text-align: left; padding-left: 8px; white-space: nowrap; }
.heatmap-group-col   { min-width: 36px;  text-align: center; }
.heatmap-vector-th   { min-width: 52px;  text-align: center; font-size: 0.62rem; white-space: pre-line; padding: 5px 4px; color: var(--text-muted); font-weight: 600; }
.heatmap-group-row td { border-bottom: none !important; }
.heatmap-row { cursor: pointer; }
.heatmap-row:hover .heatmap-mineral-name { color: var(--accent); text-decoration: underline; }
.heatmap-mineral-name { font-size: 0.72rem; font-weight: 600; padding: 3px 8px; white-space: nowrap; color: var(--text); }
.heatmap-cell {
  font-size: 0.65rem;
  font-weight: 600;
  text-align: center;
  min-width: 38px;
  padding: 3px 2px;
  font-feature-settings: 'tnum';
  cursor: pointer;
  transition: opacity var(--transition);
}
.heatmap-cell:hover { opacity: 0.85; }

/* ── Scorecard accordion rows ──────────────────────────────── */
.scorecard-row {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.scorecard-row:last-child { border-bottom: none; }

.scorecard-row-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 0;
  cursor: pointer;
  user-select: none;
}
.scorecard-row-header:hover { color: var(--accent); }

.scorecard-vec-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  flex: 1;
  min-width: 0;
}
.scorecard-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.scorecard-bar-wrap {
  width: 80px;
  height: 5px;
  background: var(--surface-3);
  border-radius: 3px;
  overflow: hidden;
}
.scorecard-bar {
  height: 100%;
  border-radius: 3px;
  transition: width 0.4s ease;
}
.scorecard-val {
  font-size: 0.78rem;
  font-weight: 700;
  min-width: 38px;
  text-align: right;
  font-feature-settings: 'tnum';
}
.scorecard-max { font-size: 0.62rem; font-weight: 400; color: var(--text-dim); }
.scorecard-expand-icon {
  font-size: 0.65rem;
  color: var(--text-dim);
  width: 12px;
  transition: transform var(--transition);
}

.scorecard-accord {
  padding: 6px 0 12px;
  border-top: 1px dashed var(--border);
  margin-top: 2px;
}

.scorecard-subs {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
  padding: 8px 10px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.scorecard-sub-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
}
.scorecard-sub-label { color: var(--text-muted); }
.scorecard-sub-val { font-weight: 700; color: var(--text); font-feature-settings: 'tnum'; }

.scorecard-reason {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.65;
  padding: 8px 10px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent);
  white-space: pre-wrap;
}

/* ── Criteria page — vector cards ──────────────────────────── */
.criteria-vector-card {
  margin-bottom: 16px;
  padding: 20px 22px;
}
.criteria-vector-top {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 10px;
}
.criteria-index {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.criteria-vector-header { flex: 1; min-width: 0; }
.criteria-vector-name { font-size: 0.95rem; font-weight: 700; margin-bottom: 3px; color: var(--text); }
.criteria-family-tag {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-2);
  background: rgba(241,162,34,0.12);
  border: 1px solid rgba(241,162,34,0.25);
  border-radius: 100px;
  padding: 2px 8px;
}
.criteria-max-badge {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent);
  flex-shrink: 0;
  align-self: center;
}
.criteria-vector-what {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 12px;
}
.criteria-subs {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
  padding: 10px 14px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.criteria-sub-item { display: flex; flex-direction: column; gap: 2px; }
.criteria-sub-name { font-size: 0.78rem; font-weight: 600; color: var(--text); }
.criteria-sub-name em { color: var(--accent); font-style: normal; font-weight: 700; }
.criteria-sub-note { font-size: 0.7rem; color: var(--text-muted); line-height: 1.5; }

.criteria-bands {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: flex-start;
  margin-top: 8px;
}
.criteria-band-pill {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text-muted);
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
}
.criteria-band-pill:hover { border-color: var(--accent); color: var(--accent); }
.criteria-band-pill.active { background: var(--accent); color: #fff; border-color: var(--accent); }

.criteria-band-callout {
  width: 100%;
  margin-top: 4px;
  padding: 8px 12px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
  animation: fadeIn 0.15s ease;
}
@keyframes fadeIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: translateY(0); } }

/* ── Compare vec label column ──────────────────────────────── */
.compare-vec-label { font-size: 0.72rem; color: var(--text-muted); }
.compare-max { color: var(--text-dim); font-size: 0.65rem; }

/* ── Builder group toggles ─────────────────────────────────── */
.builder-group-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}
.builder-group-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.68rem;
  font-weight: 600;
  padding: 4px 11px;
  border-radius: 100px;
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text-muted);
  transition: all var(--transition);
  cursor: pointer;
}
.builder-group-toggle.active { background: rgba(98,13,60,0.07); border-color: var(--accent); color: var(--accent); }
.builder-group-toggle:not(.active) { opacity: 0.45; }
.toggle-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

/* ── Builder search input ──────────────────────────────────── */
.builder-search {
  padding: 6px 11px;
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  font-size: 0.78rem;
  outline: none;
  width: 180px;
  transition: border-color var(--transition);
}
.builder-search:focus { border-color: var(--accent); }
.builder-search::placeholder { color: var(--text-dim); }

/* ── Builder axis selects ──────────────────────────────────── */
.builder-axis-select {
  padding: 6px 10px;
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  font-size: 0.78rem;
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition);
  min-width: 200px;
}
.builder-axis-select:focus, .builder-axis-select:hover { border-color: var(--accent); }

/* ── Explorer search input ─────────────────────────────────── */
.explorer-search-input {
  padding: 6px 12px;
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  font-size: 0.82rem;
  outline: none;
  min-width: 200px;
  transition: border-color var(--transition);
}

/* ── mp-sub (group chip area below mp-name) ────────────────── */
.mp-sub { margin-top: 6px; }

/* ── Overview — problem hero ───────────────────────────────── */
.problem-hero { padding: 44px 0 28px; }
.problem-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(98,13,60,0.07);
  border: 1px solid rgba(98,13,60,0.18);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.problem-headline {
  font-size: clamp(1.6rem, 3.2vw, 2.6rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.15;
  max-width: 820px;
  margin-bottom: 28px;
  color: var(--text);
  border-left: 4px solid var(--accent-2);
  padding-left: 20px;
  font-style: normal;
}
.overview-intro-placeholder {
  font-size: 1rem;
  color: var(--text-dim);
  max-width: 680px;
  line-height: 1.7;
  margin-bottom: 28px;
  font-style: italic;
}
.overview-stat-tiles {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.overview-stat-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 22px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 140px;
  box-shadow: var(--shadow);
}
.ost-value { font-size: 2rem; font-weight: 900; letter-spacing: -0.04em; color: var(--accent); }
.ost-label { font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); }

.overview-note-card {
  font-size: 0.78rem;
  color: var(--text-muted);
  background: rgba(241,162,34,0.08);
  border: 1px solid rgba(241,162,34,0.25);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  max-width: 680px;
  line-height: 1.6;
}

/* ── Responsive adjustments ────────────────────────────────── */
@media (max-width: 700px) {
  .builder-controls-row { flex-direction: column; align-items: flex-start; }
  .compare-layout { grid-template-columns: 1fr; }
  .overview-stat-tiles { gap: 10px; }
  .criteria-vector-top { flex-wrap: wrap; }
}

/* ════════════════════════════════════════════════════════════
   OVERVIEW — Group profile cards
   ════════════════════════════════════════════════════════════ */

.overview-groups-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: 16px;
}

.overview-group-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--gcolor, var(--accent));
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  gap: 18px;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: var(--shadow);
}
.overview-group-card:hover {
  border-color: var(--gcolor, var(--accent));
  border-top-color: var(--gcolor, var(--accent));
  box-shadow: 0 6px 24px rgba(0,0,0,0.10);
  transform: translateY(-3px);
}

.ogc-left { flex-shrink: 0; display: flex; align-items: flex-start; padding-top: 2px; }
.ogc-radar { display: block; }
.ogc-right { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 8px; }

.ogc-header { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.ogc-badge {
  font-size: 0.58rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 100px;
  border: 1px solid;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  white-space: nowrap;
}
.ogc-name {
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.ogc-tagline {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.55;
  font-style: italic;
  border-left: 2px solid var(--gcolor, var(--border-2));
  padding-left: 8px;
}
.ogc-members {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 2px;
}
.ogc-member-chip {
  font-size: 0.6rem;
  font-weight: 700;
  padding: 3px 10px;
  background: var(--surface);
  border: 1.5px solid var(--gcolor, var(--accent));
  border-radius: 100px;
  color: var(--gcolor, var(--accent));
  white-space: nowrap;
  opacity: 0.85;
  transition: opacity var(--transition);
}
.overview-group-card:hover .ogc-member-chip { opacity: 1; }

/* ════════════════════════════════════════════════════════════
   GROUPS PAGE
   ════════════════════════════════════════════════════════════ */

.group-detail-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px;
  margin-bottom: 16px;
  border-left: 4px solid var(--gcolor, var(--accent));
}

.gdc-top {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  align-items: start;
}

.gdc-radar-wrap { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.gdc-radar { display: block; }
.gdc-radar-label { font-size: 0.62rem; color: var(--text-dim); letter-spacing: 0.05em; text-align: center; }

.gdc-info { display: flex; flex-direction: column; gap: 8px; }
.gdc-badge-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.gdc-badge {
  font-size: 0.62rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  border: 1px solid;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  white-space: nowrap;
}
.gdc-name { font-size: 1.15rem; font-weight: 800; letter-spacing: -0.02em; }
.gdc-tagline { font-size: 0.82rem; color: var(--text-muted); font-style: italic; line-height: 1.5; }
.gdc-members { display: flex; flex-wrap: wrap; gap: 4px; }
.gdc-member {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 3px 9px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
}
.gdc-member:hover { background: rgba(98,13,60,0.07); border-color: var(--accent); color: var(--accent); }

.gdc-body {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 860px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

/* Groups — prose sections */
.groups-prose-card {
  padding: 28px 32px;
  margin-bottom: 16px;
}
.groups-prose-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 12px;
  max-width: 860px;
}
.groups-prose-card p:last-child { margin-bottom: 0; }
.groups-prose-card strong { color: var(--text); }
.groups-prose-card em { color: var(--accent); font-style: italic; }

.groups-section-title {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: var(--text);
}
.groups-sub-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  margin-top: 18px;
}
.groups-sub-title:first-of-type { margin-top: 12px; }

/* Outlier callout */
.groups-outlier-card {
  padding: 24px 28px;
  border-left: 4px solid #999999;
  margin-bottom: 16px;
}
.groups-outlier-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.groups-outlier-badge {
  font-size: 0.62rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  border: 1px solid #99999944;
  background: #99999918;
  color: #777;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.groups-outlier-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 860px;
}

/* ════════════════════════════════════════════════════════════
   CRITERIA PAGE — methodology footer + sub-score improvements
   ════════════════════════════════════════════════════════════ */

.criteria-methodology-section {
  padding: 28px 32px;
  margin-top: 24px;
  border-top: 3px solid var(--accent);
}
.criteria-meth-title {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  color: var(--text);
}
.criteria-meth-body {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 820px;
}

.criteria-sub-header {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 6px;
}
.criteria-sub-max {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--accent);
}

/* ════════════════════════════════════════════════════════════
   OVERVIEW — placeholder text should not be italic
   ════════════════════════════════════════════════════════════ */
.overview-intro-placeholder {
  font-style: normal !important;
}

/* ════════════════════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════════════════════ */
@media (max-width: 640px) {
  .gdc-top { grid-template-columns: 1fr; }
  .gdc-radar-wrap { display: none; }
  .overview-groups-grid { grid-template-columns: 1fr; }
}

/* ── Scorecard row layout OVERRIDE (reset old grid) ──────────
   The old .scorecard-row used display:grid. The new accordion
   layout needs display:block so each row stacks vertically. */
.scorecard-row {
  display: block !important;
  grid-template-columns: none !important;
  padding: 0 !important;
  background: transparent !important;
  border-radius: 0 !important;
}
.scorecard-row:hover { background: transparent !important; }

.scorecard-row-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 2px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.scorecard-row-header:hover { background: var(--surface-2); }

/* ── Overview intro paragraphs ─────────────────────────────── */
.overview-intro-block {
  max-width: 720px;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.overview-intro-block p {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.82;
  margin: 0;
}
.overview-intro-block strong { color: var(--text); font-weight: 700; }
.overview-intro-block em { color: var(--accent); font-style: normal; font-weight: 600; }

/* ════════════════════════════════════════════════════════════
   SCORECARD — clean sc-* classes (no legacy CSS conflicts)
   ════════════════════════════════════════════════════════════ */

#mp-scorecard { display: flex; flex-direction: column; }

.sc-row {
  padding: 13px 0;
  border-bottom: 1px solid var(--border);
}
.sc-row:last-child { border-bottom: none; }
.sc-row--open { background: rgba(241,162,34,0.04); border-radius: var(--radius-sm); padding: 13px 10px; margin: 0 -10px; }

/* Header line: name · score · arrow */
.sc-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  cursor: pointer;
  margin-bottom: 7px;
  user-select: none;
}
.sc-head:hover .sc-name { color: var(--accent); }

.sc-name {
  flex: 1;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.4;
}
.sc-score {
  font-size: 0.88rem;
  font-weight: 800;
  font-feature-settings: 'tnum';
  flex-shrink: 0;
  letter-spacing: -0.01em;
}
.sc-max {
  font-size: 0.62rem;
  font-weight: 400;
  color: var(--text-dim);
  letter-spacing: 0;
}
.sc-arrow {
  font-size: 0.65rem;
  color: var(--text-dim);
  flex-shrink: 0;
  transition: transform 0.15s;
  margin-left: 2px;
}

/* Progress bar — full width, sits below name */
.sc-bar-track {
  height: 4px;
  background: var(--surface-3);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 0;
}
.sc-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.5s cubic-bezier(0.23,1,0.32,1);
}

/* Expanded body */
.sc-body {
  margin-top: 12px;
}

/* Sub-scores box */
.sc-subs {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 10px;
  padding: 10px 14px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.sc-sub-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.73rem;
}
.sc-sub-label { color: var(--text-muted); }
.sc-sub-val { font-weight: 700; color: var(--text); font-feature-settings: 'tnum'; }
.sc-sub-max { font-weight: 400; color: var(--text-dim); }

/* Reason text */
.sc-reason {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.72;
  white-space: pre-wrap;
  padding: 10px 14px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent-2);
}

/* ── Mineral page header improvements ─────────────────────── */
.mp-scorecard-card { padding: 20px 22px; }
.mp-card-title {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: 14px;
}

/* sc-reason paragraph override */
.sc-reason { white-space: normal; }
.sc-reason p {
  font-size: 0.76rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin: 0 0 8px;
}
.sc-reason p:last-child { margin-bottom: 0; }

/* ════════════════════════════════════════════════════════════
   CRITERIA PAGE — clean redesign (crit-* classes)
   ════════════════════════════════════════════════════════════ */

.crit-card {
  padding: 24px 26px;
  margin-bottom: 14px;
}

/* Header row */
.crit-card-top {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
}
.crit-num-wrap {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.crit-num {
  font-size: 0.78rem;
  font-weight: 800;
  color: #fff;
}
.crit-card-meta { flex: 1; min-width: 0; }
.crit-name {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 4px;
}
.crit-family {
  display: inline-block;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 2px 9px;
  border-radius: 100px;
  border: 1px solid;
}
.crit-max {
  font-size: 1rem;
  font-weight: 800;
  flex-shrink: 0;
  letter-spacing: -0.02em;
}

/* Description */
.crit-what {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
  max-width: 800px;
}

/* Score scale — colour-coded boxes */
.crit-scale {
  display: grid;
  gap: 6px;
  margin-top: 4px;
}
.crit-scale-cell {
  border: 1px solid;
  border-radius: 8px;
  padding: 10px 8px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  min-height: 80px;
  justify-content: flex-start;
}
.crit-scale-num {
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
}
.crit-scale-txt {
  font-size: 0.63rem;
  color: var(--text-muted);
  line-height: 1.45;
  font-weight: 500;
}

/* Sub-scales for composite vectors */
.crit-subscales {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 4px;
}
.crit-subscale-label {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 8px;
}
.crit-subscale-name {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text);
}
.crit-subscale-max {
  font-size: 0.68rem;
  font-weight: 700;
}
.crit-subscale-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Methodology footer */
.crit-methodology {
  padding: 24px 28px;
  margin-top: 10px;
  border-top: 3px solid var(--accent);
}
.crit-meth-title {
  font-size: 0.95rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text);
}
.crit-methodology p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 10px;
  max-width: 800px;
}
.crit-methodology p:last-child { margin-bottom: 0; }
.crit-methodology strong { color: var(--text); }

/* Responsive */
@media (max-width: 680px) {
  .crit-scale { grid-template-columns: repeat(3, 1fr) !important; }
  .crit-scale-cell:nth-child(n+4) { display: none; }
}

/* ── Criteria: additional scale styles ─────────────────────── */
.crit-scale-note {
  font-size: 0.58rem;
  color: var(--text-dim);
  line-height: 1.35;
  margin-top: 3px;
  text-align: center;
  font-weight: 400;
}

/* HHI explanation line */
.crit-hhi-note {
  font-size: 0.72rem;
  color: var(--text-muted);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  margin-bottom: 10px;
  line-height: 1.55;
}

/* End-use sector cards */
.crit-sector-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 8px;
  margin-top: 4px;
}
.crit-sector-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid;
}
.crit-sector-weight {
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  flex-shrink: 0;
  min-width: 36px;
  text-align: right;
}
.crit-sector-name {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.35;
}

/* Taller cells for longer labels */
.crit-scale-cell { min-height: 90px; }

/* ══════════════════════════════════════════════════════════════
   GROUP DETAIL DRAWER
   ══════════════════════════════════════════════════════════════ */

.gm-overlay {
  position: fixed;
  inset: 0;
  z-index: 8000;
  background: rgba(26,8,4,0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  justify-content: flex-end;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
}
.gm-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.gm-panel {
  background: var(--surface);
  width: min(520px, 94vw);
  height: 100%;
  overflow-y: auto;
  box-shadow: -10px 0 48px rgba(0,0,0,0.18);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.23,1,0.32,1);
  display: flex;
  flex-direction: column;
}
.gm-overlay.open .gm-panel {
  transform: translateX(0);
}

.gm-close {
  position: sticky;
  top: 0;
  align-self: flex-end;
  margin: 16px 16px 0 0;
  flex-shrink: 0;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 32px; height: 32px;
  border-radius: 50%;
  font-size: 0.85rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
  z-index: 2;
}
.gm-close:hover { background: var(--danger); border-color: var(--danger); color: #fff; }

.gm-inner {
  padding: 4px 28px 44px;
  flex: 1;
}

.gm-header {
  border-left: 4px solid var(--accent);
  padding-left: 14px;
  margin-bottom: 16px;
  margin-top: 4px;
}
.gm-badge {
  display: inline-block;
  font-size: 0.58rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  padding: 2px 9px;
  border-radius: 100px;
  border: 1px solid;
  margin-bottom: 7px;
}
.gm-name {
  font-size: 1.7rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.gm-tagline {
  font-size: 0.9rem;
  font-style: italic;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.gm-radar-canvas {
  display: block;
  margin: 0 auto 24px;
}
.gm-body {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.82;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}
.gm-chips-label {
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--text-dim);
  margin-bottom: 10px;
}
.gm-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}
.gm-chip {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 5px 13px;
  border-radius: 100px;
  border: 1.5px solid;
  background: var(--surface);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
}
.gm-chip:hover {
  background: var(--surface-2);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

/* Make homepage group cards show pointer on hover */
.overview-group-card { cursor: pointer; }
.ogc-member-chip { cursor: pointer; }
.gm-body p {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.82;
  margin: 0 0 12px 0;
}
.gm-body p:last-child { margin-bottom: 0; }

/* ── Explorer compare tray (folded in from the old Compare tab) ── */
.explorer-compare-toggle {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 13px;
  border-radius: 100px;
  border: 1px solid rgba(98,13,60,0.22);
  background: rgba(98,13,60,0.06);
  color: var(--accent);
  font-size: 0.74rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}
.explorer-compare-toggle:hover { background: rgba(98,13,60,0.1); border-color: var(--accent); }
.explorer-compare-toggle[aria-expanded="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.ec-count { font-feature-settings: 'tnum'; }

.explorer-compare {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 18px 20px 22px;
  margin-bottom: 22px;
}
.ec-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-bottom: 16px;
}
.ec-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--accent);
}
.ec-hint {
  font-size: 0.74rem;
  color: var(--text-muted);
  flex: 1;
  min-width: 200px;
}
.ec-clear {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  border: 1px solid var(--border-2);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
}
.ec-clear:hover { border-color: var(--accent); color: var(--accent); }
/* Inside the tray the empty-state can be tighter than the old full-page version */
.explorer-compare .empty-state { padding: 28px 16px; }

/* ══════════════════════════════════════════════════════════
   INTERACTIVE PERIODIC TABLE (Overview)
   ══════════════════════════════════════════════════════════ */
.pt-section { margin: 4px 0 30px; }
.pt-head {
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.pt-head-text { flex: 1; min-width: 280px; }
.pt-intro {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-top: 8px;
  max-width: 640px;
}
.pt-readout { text-align: right; min-width: 120px; }
.pt-readout-num {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  color: var(--accent);
  font-feature-settings: 'tnum';
  transition: color 0.3s ease;
}
.pt-readout-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-muted);
  margin-top: 5px;
}

.pt-grid {
  display: grid;
  grid-template-columns: repeat(18, 1fr);
  gap: 3px;
}
.pt-cell {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-2);
  border: 1px solid var(--border);
  transition: background 0.45s ease, border-color 0.45s ease, opacity 0.45s ease, transform 0.35s ease;
}
.pt-z {
  position: absolute;
  top: 2px;
  left: 3px;
  font-size: 0.42rem;
  line-height: 1;
  color: var(--text-muted);
  font-feature-settings: 'tnum';
}
.pt-sym {
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--text);
  font-family: 'Hanken Grotesk', sans-serif;
}

/* Cell states */
.pt-cell[data-state="neutral"]  { background: var(--surface-2); border-color: var(--border); }
.pt-cell[data-state="mined"]    { background: var(--surface); border-color: var(--border-2); }
.pt-cell[data-state="critical"] {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 2px 9px rgba(98,13,60,0.28);
  z-index: 2;
}
.pt-cell[data-state="critical"] .pt-sym { color: #fff; }
.pt-cell[data-state="critical"] .pt-z  { color: rgba(255,255,255,0.72); }

.pt-cell[data-state="removed"] { opacity: 0.55; transform: scale(0.84); }
.pt-cell[data-state="removed"][data-cat="syn"] { background: #e9e2ef; border-color: #d8cce4; }
.pt-cell[data-state="removed"][data-cat="syn"] .pt-sym { color: #7d6b9e; font-weight: 500; }
.pt-cell[data-state="removed"][data-cat="rad"] { background: #f3e3cf; border-color: #e7cba3; }
.pt-cell[data-state="removed"][data-cat="rad"] .pt-sym { color: #b07a2e; font-weight: 500; }
.pt-cell[data-state="removed"][data-cat="gas"] { background: #dfeaf0; border-color: #c2d6e0; }
.pt-cell[data-state="removed"][data-cat="gas"] .pt-sym { color: #4f7d96; font-weight: 500; }
.pt-cell[data-state="removed"][data-cat="hhe"] { background: #d9efe6; border-color: #b8ddcc; }
.pt-cell[data-state="removed"][data-cat="hhe"] .pt-sym { color: #2f8f6b; font-weight: 500; }

.pt-fnote {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1 / 1;
  border: 1px dashed var(--border-2);
  border-radius: 3px;
  font-size: 0.46rem;
  color: var(--text-muted);
  font-feature-settings: 'tnum';
}
.pt-spacer { height: 9px; }

/* Controls */
.pt-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 20px 0 14px;
  flex-wrap: wrap;
}
.pt-arrow {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--border-2);
  background: var(--surface);
  color: var(--accent);
  font-size: 1.05rem;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
  transition: all var(--transition);
}
.pt-arrow:hover:not(:disabled) { background: var(--accent); color: #fff; border-color: var(--accent); }
.pt-arrow:disabled { opacity: 0.3; cursor: default; }
.pt-steps { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; }
.pt-step-pill {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 100px;
  border: 1px solid var(--border-2);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
}
.pt-step-pill:hover { border-color: var(--accent); color: var(--accent); }
.pt-step-pill.done { color: var(--text); }
.pt-step-pill.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.pt-caption {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.65;
  max-width: 740px;
  margin: 0 auto 18px;
  min-height: 3em;
}
.pt-caption strong { color: var(--accent); }

.pt-legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 16px;
  font-size: 0.7rem;
  color: var(--text-muted);
}
.pt-legend-item { display: inline-flex; align-items: center; gap: 5px; }
.pt-swatch { width: 11px; height: 11px; border-radius: 3px; border: 1px solid rgba(0,0,0,0.08); }
.pt-sw-critical { background: var(--accent); }
.pt-sw-mined { background: var(--surface); border-color: var(--border-2); }
.pt-sw-syn { background: #d8cce4; }
.pt-sw-rad { background: #e7cba3; }
.pt-sw-gas { background: #c2d6e0; }
.pt-sw-hhe { background: #b8ddcc; }

/* Mode toggle (India lens / world lists) */
.pt-modes { display: flex; justify-content: center; gap: 8px; margin: 2px 0 16px; }
.pt-mode {
  font-size: 0.74rem;
  font-weight: 700;
  padding: 7px 18px;
  border-radius: 100px;
  border: 1px solid var(--border-2);
  background: var(--surface);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
}
.pt-mode:hover { border-color: var(--accent); color: var(--accent); }
.pt-mode.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* Lists-mode cell shading: 0 (light) → 5 (deep slate), echoing the paper's figure */
.pt-cell[data-state="lists"] { opacity: 1; transform: none; }
.pt-cell[data-state="lists"][data-lists="0"] { background: #eaf1fb; border-color: #d6e4f6; }
.pt-cell[data-state="lists"][data-lists="1"] { background: #c3dbf4; border-color: #aaccef; }
.pt-cell[data-state="lists"][data-lists="2"] { background: #8fbceb; border-color: #6fa9e3; }
.pt-cell[data-state="lists"][data-lists="3"] { background: #5897db; border-color: #3d80cf; }
.pt-cell[data-state="lists"][data-lists="4"] { background: #2d6cc0; border-color: #235aa6; }
.pt-cell[data-state="lists"][data-lists="5"] { background: #174a93; border-color: #123c7a; }
.pt-cell[data-state="lists"][data-lists="3"] .pt-sym,
.pt-cell[data-state="lists"][data-lists="4"] .pt-sym,
.pt-cell[data-state="lists"][data-lists="5"] .pt-sym { color: #fff; }
.pt-cell[data-state="lists"][data-lists="3"] .pt-z,
.pt-cell[data-state="lists"][data-lists="4"] .pt-z,
.pt-cell[data-state="lists"][data-lists="5"] .pt-z { color: rgba(255,255,255,0.7); }

/* By-group view: inline fill + text colour set in JS; just reset the size/opacity */
.pt-cell[data-state="group"] { opacity: 1; transform: none; }

/* By-group legend */
.pt-grouplegend {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 16px;
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* Lists-mode gradient legend */
.pt-listlegend { display: flex; align-items: center; justify-content: center; gap: 10px; font-size: 0.72rem; color: var(--text-muted); }
.pt-ll-scale { display: inline-flex; }
.pt-ll-cell { width: 28px; height: 14px; border: 1px solid rgba(0,0,0,0.06); border-right: none; }
.pt-ll-cell:last-child { border-right: 1px solid rgba(0,0,0,0.06); }
.pt-ll-cell[data-lists="0"] { background: #eaf1fb; border-top-left-radius: 3px; border-bottom-left-radius: 3px; }
.pt-ll-cell[data-lists="1"] { background: #c3dbf4; }
.pt-ll-cell[data-lists="2"] { background: #8fbceb; }
.pt-ll-cell[data-lists="3"] { background: #5897db; }
.pt-ll-cell[data-lists="4"] { background: #2d6cc0; }
.pt-ll-cell[data-lists="5"] { background: #174a93; border-top-right-radius: 3px; border-bottom-right-radius: 3px; }

@media (max-width: 760px) {
  .pt-sym { font-size: 0.5rem; }
  .pt-z { font-size: 0.3rem; top: 1px; left: 2px; }
  .pt-readout-num { font-size: 2.2rem; }
  .pt-grid { gap: 2px; }
}

/* ── Site footer — credits / makers ──────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 44px;
  padding: 20px 0 36px;
  background: var(--surface-2);
}
.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 6px 20px;
  font-size: 0.78rem;
  color: var(--text-muted);
}
.site-footer a { color: var(--accent); font-weight: 600; text-decoration: none; }
.site-footer a:hover { color: var(--accent-hover); text-decoration: underline; }
.sf-makers { color: var(--text-dim); }

/* ── Group profile matrix (Groups page) ──────────────────── */
.gmx {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.gmx-table { border-collapse: collapse; width: 100%; font-size: 0.8rem; }
.gmx-rowhead, .gmx-label {
  text-align: left;
  padding: 9px 14px;
  white-space: nowrap;
  position: sticky;
  left: 0;
  z-index: 1;
}
.gmx-rowhead { font-weight: 700; color: var(--text); background: var(--surface-2); }
.gmx-label { font-weight: 500; color: var(--text); background: var(--surface); border-top: 1px solid var(--border); }
.gmx-colhead {
  padding: 10px 12px;
  text-align: center;
  vertical-align: top;
  background: var(--surface-2);
  border-left: 1px solid var(--border);
  border-bottom: 3px solid var(--gc);
  cursor: pointer;
  min-width: 94px;
  transition: background var(--transition);
}
.gmx-colhead:hover { background: var(--surface-3); }
.gmx-gnum { display: block; font-weight: 800; font-size: 0.78rem; }
.gmx-gname {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  height: 2.6em;
  margin: 5px auto 0;
  max-width: 120px;
  font-size: 0.6rem;
  color: var(--text-muted);
  line-height: 1.2;
}
.gmx-cell {
  position: relative;
  text-align: center;
  padding: 9px 10px;
  border-left: 1px solid var(--border);
  border-top: 1px solid var(--border);
  font-feature-settings: 'tnum';
  font-weight: 600;
  color: var(--text);
}
.gmx-val { position: relative; }
.gmx-max { font-weight: 800; }
/* Column spotlight on hover */
.gmx-table.gmx-dimmed .gmx-cell:not(.gmx-hot),
.gmx-table.gmx-dimmed .gmx-colhead:not(.gmx-hot) { opacity: 0.38; }
.gmx-table.gmx-dimmed .gmx-label { opacity: 0.55; }
.gmx-table tbody tr:hover .gmx-label { color: var(--accent); }

/* Overview byline (authors) */
.problem-byline { font-size: 0.82rem; color: var(--text-muted); margin: 6px 0 18px; }
.problem-byline a { color: var(--accent); font-weight: 600; text-decoration: none; }
.problem-byline a:hover { text-decoration: underline; }

/* Periodic-table: legends now sit above the grid, give them breathing room */
.pt-legend, .pt-listlegend, .pt-grouplegend { margin-bottom: 14px; }
.pt-section .pt-grid { margin-top: 2px; }

/* Methodology note: shape-vs-score comparison */
.crit-shape { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; margin-top: 14px; }
.crit-shape-text { flex: 1; min-width: 240px; }
.crit-shape-text p { margin: 0 0 12px; }
.crit-shape-legend { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 0.78rem; color: var(--text-muted); }
.csl-item { display: inline-flex; align-items: center; gap: 6px; }
.csl-dot { width: 11px; height: 11px; border-radius: 3px; }
.crit-shape-chart { flex-shrink: 0; }
.crit-shape-chart canvas { width: 260px; max-width: 100%; height: auto; }

/* Group card: Characterisation / Policy toggle */
.gdc-toggle { display: flex; gap: 6px; margin: 4px 0 14px; }
.gdc-tab {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 100px;
  border: 1px solid var(--gcolor, var(--border-2));
  background: transparent;
  color: var(--gcolor, var(--text-muted));
  cursor: pointer;
  transition: all var(--transition);
}
.gdc-tab.active { background: var(--gcolor, var(--accent)); color: #fff; }
.gdc-policy-list { margin: 0; padding-left: 18px; }
.gdc-policy-list li { font-size: 0.86rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 10px; }
.gdc-policy-list li::marker { color: var(--gcolor, var(--accent)); font-weight: 700; }
.gdc-policy-list li:last-child { margin-bottom: 0; }

/* ── Overview hero: two-column with the lists line chart ──── */
.problem-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 16px 44px;
  align-items: center;
}
.problem-hero-text .overview-intro-block { max-width: 640px; margin-bottom: 0; }
.problem-hero-aside { min-width: 0; }
.lists-chart-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent-2);
  border-radius: var(--radius);
  padding: 18px 20px 14px;
  box-shadow: var(--shadow-lg);
}
.lcc-title { font-size: 1rem; font-weight: 800; color: var(--accent); }
.lcc-sub { font-size: 0.76rem; color: var(--text-muted); margin: 3px 0 12px; }
.lcc-canvas-wrap { position: relative; height: 300px; }

@media (max-width: 900px) {
  .problem-hero-grid { grid-template-columns: 1fr; }
  .problem-hero-aside { margin-top: 8px; }
  .lcc-canvas-wrap { height: 260px; }
}

/* Methodology: dendrogram call-to-action button */
.dendro-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 4px 0 26px;
  padding: 16px 20px;
  background: linear-gradient(120deg, rgba(98,13,60,0.04), rgba(241,162,34,0.07));
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 14px;
  text-decoration: none;
  transition: all var(--transition);
}
.dendro-cta:hover { border-color: var(--accent); box-shadow: 0 10px 28px -18px rgba(98,13,60,0.6); transform: translateY(-1px); }
.dendro-cta-tree { flex: none; color: var(--accent); display: flex; }
.dendro-cta-txt { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.dendro-cta-txt strong { color: var(--accent); font-size: 0.95rem; font-weight: 800; }
.dendro-cta-txt span { color: var(--text-muted); font-size: 0.82rem; }
.dendro-cta-go { flex: none; color: var(--accent); font-size: 1.3rem; font-weight: 700; transition: transform var(--transition); }
.dendro-cta:hover .dendro-cta-go { transform: translateX(4px); }