/* ════════════════════════════════════════════════════════════════════════════
   Design system - mirrors dashboard/theme.py (change both when rebranding)
   ════════════════════════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  /* colour tokens */
  --c-bg:           #f6f7fb;
  --c-surface:      #ffffff;
  --c-surface-alt:  #f1f4fa;
  --c-border:       #e3e8f2;
  --c-border-dark:  #c9d4e6;
  --c-ink:          #0f1c30;
  --c-text:         #24304a;
  --c-muted:        #64748f;
  --c-faint:        #94a3bd;
  --c-primary:      #2563eb;
  --c-primary-dark: #1d4ed8;

  /* type scale */
  --fs-xs:   11px;
  --fs-sm:   12.5px;
  --fs-base: 14px;
  --fs-md:   16px;
  --fs-lg:   20px;
  --fs-xl:   28px;

  /* spacing scale */
  --sp-1: 4px;  --sp-2: 8px;  --sp-3: 12px;
  --sp-4: 16px; --sp-5: 24px; --sp-6: 32px;

  --radius:    10px;
  --radius-sm: 7px;
  --shadow-sm: 0 1px 3px rgba(15, 28, 48, 0.07);
  --shadow-md: 0 4px 14px rgba(15, 28, 48, 0.10);
}

/* ── Reset / global ─────────────────────────────────────────────────────────── */
* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI',
               Roboto, sans-serif;
  background-color: var(--c-bg);
  color: var(--c-text);
  font-size: var(--fs-base);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.app-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--sp-4) 56px;
}

/* ── Header ─────────────────────────────────────────────────────────────────── */
.header {
  padding: 22px 0 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo { width: 38px; height: 38px; flex-shrink: 0; }

.brand-text { flex: 1; min-width: 0; }

.main-title {
  margin: 0;
  font-size: var(--fs-lg);
  font-weight: 800;
  letter-spacing: -0.4px;
  color: var(--c-ink);
  line-height: 1.2;
}

.main-subtitle {
  margin: 2px 0 0;
  font-size: var(--fs-sm);
  color: var(--c-muted);
}

.header-chip {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 600;
  color: var(--c-primary);
  background: #e8efff;
  border: 1px solid #cdddfd;
  border-radius: 999px;
  padding: 5px 12px;
  white-space: nowrap;
}

/* ── Tabs ───────────────────────────────────────────────────────────────────── */
.main-tabs { border-bottom: none !important; }

.tab {
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-muted);
  background-color: transparent;
  border: none !important;
  border-bottom: 2px solid transparent !important;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.tab:hover { color: var(--c-primary); }

.tab--selected {
  background-color: transparent !important;
  color: var(--c-primary) !important;
  border-bottom: 2px solid var(--c-primary) !important;
}

.outer-tab-content {
  background-color: transparent;
  border-top: 1px solid var(--c-border);
  padding: var(--sp-5) 0 0;
  min-height: 640px;
}

/* ── Layout: sidebar + content ──────────────────────────────────────────────── */
.tab-with-sidebar {
  display: flex;
  gap: var(--sp-5);
  align-items: flex-start;
}

.sidebar {
  width: 248px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: var(--sp-4);
}

.main-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--sp-4);
}

/* ── Cards ──────────────────────────────────────────────────────────────────── */
.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: var(--sp-4);
  transition: box-shadow 0.2s ease;
}

.card:hover { box-shadow: var(--shadow-md); }

.card-title {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-ink);
}

.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  flex-wrap: wrap;
  margin-bottom: var(--sp-2);
}

/* ── Controls ───────────────────────────────────────────────────────────────── */
.ctrl-group { display: flex; flex-direction: column; gap: 6px; }

.ctrl-label {
  display: block;
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--c-faint);
  margin: 0;
}

.tab-subtitle {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--c-muted);
  line-height: 1.55;
  border-left: 3px solid var(--c-primary);
  padding-left: 10px;
}

.side-note {
  margin: 6px 0 0;
  font-size: 11px;
  color: var(--c-faint);
  line-height: 1.5;
  font-style: italic;
}

.hint-right {
  margin: 0 0 4px;
  font-size: 11px;
  color: var(--c-faint);
  text-align: right;
}

/* ── Legend (dimension colours) ─────────────────────────────────────────────── */
.legend-box {
  padding: 10px 12px;
  background: var(--c-surface-alt);
  border-radius: var(--radius-sm);
}

.legend-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 5px;
}

.legend-row:last-child { margin-bottom: 0; }

.legend-swatch {
  width: 11px;
  height: 11px;
  border-radius: 3px;
  flex-shrink: 0;
}

.legend-text { font-size: 12px; color: var(--c-text); }

/* ── Info accordion ─────────────────────────────────────────────────────────── */
.info-accordion { font-size: var(--fs-sm); }

.info-heading {
  font-weight: 700;
  color: var(--c-ink);
  font-size: 11.5px;
  margin: 0 0 3px;
}

.info-body {
  margin: 0 0 10px;
  font-size: 11.5px;
  color: var(--c-text);
  line-height: 1.55;
}

.info-body:last-child { margin-bottom: 0; }

/* ── Significance box (Correlations sidebar) ────────────────────────────────── */
.sig-box {
  padding: 10px 12px;
  background: var(--c-surface-alt);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--c-primary);
}

.sig-table { border-spacing: 0; margin: 4px 0 0; }

.sig-table td {
  font-size: 11.5px;
  color: var(--c-text);
  padding: 1px 10px 1px 0;
}

.sig-table td:first-child {
  font-family: ui-monospace, monospace;
  font-weight: 700;
  color: var(--c-ink);
}

/* ── Predictor detail box ───────────────────────────────────────────────────── */
.detail-box {
  padding: 10px 12px;
  background: var(--c-surface-alt);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--c-border-dark);
}

.detail-source {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 5px;
}

.detail-row { margin-bottom: 3px; line-height: 1.45; }

.detail-key { font-weight: 600; color: var(--c-ink); font-size: 10.5px; }
.detail-val { color: var(--c-text); font-size: 10.5px; }

/* ── Cluster summary + validation (Value Space sidebar) ─────────────────────── */
.cluster-item { margin-bottom: 10px; line-height: 1.5; font-size: 12px; }
.cluster-title { font-weight: 600; color: var(--c-ink); }
.cluster-countries { color: var(--c-text); font-size: 11.5px; }
.cluster-dominant { color: var(--c-faint); font-size: 11px; margin-left: 18px; }

.validation-box { display: flex; flex-direction: column; gap: 4px; }

.val-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.val-k {
  font-size: 11px;
  color: var(--c-muted);
  width: 34px;
  flex-shrink: 0;
}

.val-bar {
  height: 7px;
  background: var(--c-primary);
  border-radius: 4px;
  opacity: 0.65;
  min-width: 2px;
}

.val-score {
  font-size: 11px;
  color: var(--c-text);
  font-variant-numeric: tabular-nums;
}

/* ── MLM table ──────────────────────────────────────────────────────────────── */
.mlm-table { font-size: 12px; }
.mlm-table th { font-size: 11px; color: var(--c-muted); }
.mlm-meta { font-size: 11.5px; color: var(--c-faint); font-weight: 400; }

/* ── Country facts + structural indicators ──────────────────────────────────── */
.facts-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 0;
}

.fact-item { flex: 1; min-width: 90px; padding-right: var(--sp-4); }

.fact-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--c-faint);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.fact-value {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-ink);
  line-height: 1.3;
}

.indicator-row { position: relative; margin-bottom: 8px; }

.indicator-line {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 2px;
}

.indicator-name {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--c-text);
  flex: 1;
}

.indicator-value {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--c-ink);
  text-align: right;
  white-space: nowrap;
  cursor: default;
  font-variant-numeric: tabular-nums;
}

.indicator-value--na { color: var(--c-faint); }

.indicator-sentence {
  font-size: 10.5px;
  color: var(--c-faint);
  line-height: 1.4;
  font-style: italic;
}

.indicator-tooltip {
  display: none;
  position: absolute;
  left: 0;
  top: calc(100% + 4px);
  z-index: 999;
  width: 300px;
  background: var(--c-ink);
  color: #e8edf5;
  border-radius: 8px;
  padding: 11px 14px;
  box-shadow: var(--shadow-md);
  pointer-events: none;
}

.indicator-row:hover .indicator-tooltip { display: block; }

.indicator-tooltip-desc {
  font-size: 11px;
  line-height: 1.5;
  color: #d0d8e8;
  margin: 0 0 7px;
}

.indicator-tooltip-source {
  font-size: 10px;
  color: var(--c-faint);
  border-top: 1px solid #2e4060;
  padding-top: 6px;
  margin: 0;
  font-style: italic;
}

/* ── Hero ───────────────────────────────────────────────────────────────────── */
.hero {
  display: flex;
  gap: var(--sp-6);
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  background: linear-gradient(120deg, #0f1c30 0%, #1d3a6e 55%, #2563eb 130%);
  border-radius: 14px;
  padding: 40px 44px;
  margin-bottom: var(--sp-6);
  box-shadow: var(--shadow-md);
}

.hero-text { max-width: 560px; }

.hero-title {
  margin: 0 0 12px;
  font-size: var(--fs-xl);
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.18;
  color: #ffffff;
}

.hero-subtitle {
  margin: 0 0 20px;
  font-size: var(--fs-base);
  color: #c4d2ee;
  line-height: 1.6;
}

.hero-buttons { display: flex; gap: var(--sp-3); flex-wrap: wrap; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(110px, 1fr));
  gap: var(--sp-4);
}

.hero-stat {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  padding: 14px 18px;
  text-align: center;
}

.hero-stat-value {
  font-size: 24px;
  font-weight: 800;
  color: #ffffff;
  font-variant-numeric: tabular-nums;
}

.hero-stat-label {
  font-size: 11px;
  color: #9db4dd;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-top: 2px;
}

/* ── Landing page ───────────────────────────────────────────────────────────── */
.landing-page { max-width: 860px; padding: 0 0 20px; }

.lp-section {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: var(--sp-5);
  margin-bottom: var(--sp-4);
}

.lp-h2 {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-ink);
  margin: 0 0 14px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--c-border);
}

.lp-p {
  margin: 0 0 12px;
  font-size: var(--fs-base);
  color: var(--c-text);
  line-height: 1.65;
}

.lp-img-block { margin: 18px 0 22px; }

.lp-schwartz-img {
  display: block;
  max-width: 480px;
  width: 100%;
  margin: 0 auto 6px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
}

.lp-img-caption {
  text-align: center;
  font-size: 10.5px;
  color: var(--c-faint);
  margin: 0;
}

.lp-dim-block { margin: 10px 0 6px 10px; }

.lp-dim-row { margin-bottom: 7px; font-size: var(--fs-base); line-height: 1.5; }

.lp-dim-desc { color: var(--c-text); }

.lp-ul { padding-left: 20px; margin: 6px 0 12px; }

.lp-li {
  margin-bottom: 10px;
  font-size: var(--fs-base);
  color: var(--c-text);
  line-height: 1.6;
}

.lp-limitation {
  padding: 12px 14px;
  margin-bottom: 10px;
  background: var(--c-surface-alt);
  border-left: 3px solid var(--c-border-dark);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: var(--fs-base);
}

.lp-limitation .lp-p { margin: 4px 0 0; }

/* ── Plotly charts ──────────────────────────────────────────────────────────── */
.js-plotly-plot { border-radius: var(--radius-sm); overflow: hidden; }

/* ── Fullscreen overlay ─────────────────────────────────────────────────────── */
.chart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 28, 48, 0.82);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
  backdrop-filter: blur(3px);
}

.chart-overlay-inner {
  background: var(--c-surface);
  border-radius: 12px;
  box-shadow: 0 12px 48px rgba(15, 28, 48, 0.45);
  width: 96%;
  max-width: 1400px;
  height: 88vh;
  overflow-y: auto;
  padding: 16px 20px 12px;
  position: relative;
}

.chart-overlay-close {
  position: fixed;
  top: 14px;
  right: 18px;
  z-index: 10000;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  font-size: 18px;
  color: #e8edf5;
  cursor: pointer;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: background 0.15s;
}

.chart-overlay-close:hover {
  background: rgba(255, 255, 255, 0.28);
  color: #fff;
}

.chart-expand-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 10;
  width: 26px;
  height: 26px;
  background: rgba(246, 247, 251, 0.9)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 13 13'%3E%3Ccircle cx='5' cy='5' r='3.5' fill='none' stroke='%2364748f' stroke-width='1.4'/%3E%3Cline x1='7.5' y1='7.5' x2='11' y2='11' stroke='%2364748f' stroke-width='1.4' stroke-linecap='round'/%3E%3Cline x1='5' y1='3' x2='5' y2='7' stroke='%2364748f' stroke-width='1.4' stroke-linecap='round'/%3E%3Cline x1='3' y1='5' x2='7' y2='5' stroke='%2364748f' stroke-width='1.4' stroke-linecap='round'/%3E%3C/svg%3E")
    no-repeat center / 14px 14px;
  border: 1px solid var(--c-border-dark);
  border-radius: 6px;
  padding: 0;
  cursor: pointer;
  transition: background-color 0.12s, border-color 0.12s, transform 0.12s;
  backdrop-filter: blur(2px);
}

.chart-expand-btn:hover {
  background-color: var(--c-surface-alt);
  border-color: var(--c-primary);
  transform: scale(1.06);
}

/* ── Responsive ─────────────────────────────────────────────────────────────── */
@media (max-width: 980px) {
  .grid-2 { grid-template-columns: 1fr; }
  .hero { padding: 28px 24px; }
  .hero-stats { grid-template-columns: repeat(4, 1fr); width: 100%; }
}

@media (max-width: 760px) {
  .tab-with-sidebar { flex-direction: column; }
  .sidebar { width: 100%; }
  .hero-title { font-size: 22px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .tab { padding: 9px 10px; font-size: 12px; }
  .js-plotly-plot { max-width: 100%; }
}

/* ── Footer ─────────────────────────────────────────────────────────────────── */
.footer {
  margin-top: var(--sp-6);
  padding: var(--sp-5) 0 0;
  border-top: 1px solid var(--c-border);
  display: grid;
  grid-template-columns: 1.2fr 1.4fr 1fr;
  gap: var(--sp-5);
}

.footer-brand-row { display: flex; align-items: center; gap: 8px; }
.footer-logo { width: 20px; height: 20px; }
.footer-brand { font-size: 13px; font-weight: 700; color: var(--c-ink); }
.footer-tagline { margin: 6px 0 0; font-size: 12px; color: var(--c-faint); }
.footer-heading {
  margin: 0 0 6px;
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--c-faint);
}
.footer-text { margin: 0; font-size: 12px; color: var(--c-muted); line-height: 1.6; }
.footer-link { color: var(--c-primary); text-decoration: none; }
.footer-link:hover { text-decoration: underline; }

/* ── Flags ──────────────────────────────────────────────────────────────────── */
.flag-img {
  border-radius: 2px;
  box-shadow: 0 0 0 1px rgba(15, 28, 48, 0.12);
  vertical-align: -2px;
}
.seg-label { display: inline-flex; align-items: center; gap: 7px; }

/* ── Landing: circumplex + dimension grid ───────────────────────────────────── */
.lp-circumplex {
  display: block;
  width: 100%;
  max-width: 660px;
  margin: var(--sp-4) auto 6px;
}

.lp-dim-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px var(--sp-5);
  margin-top: var(--sp-4);
}

.lp-dim-grid .lp-dim-row { margin-bottom: 0; }

@media (max-width: 640px) {
  .lp-dim-grid { grid-template-columns: 1fr; }
}

/* ── Landing: explore cards ─────────────────────────────────────────────────── */
.explore-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--sp-4);
}
.explore-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 3px solid var(--c-primary);
}
.explore-card .card-title { margin: 0; }
.explore-text {
  margin: 0;
  font-size: 12px;
  color: var(--c-muted);
  line-height: 1.55;
  flex: 1;
}

/* ── Landing: method cards ──────────────────────────────────────────────────── */
.method-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--sp-4);
  margin-top: var(--sp-3);
}
.method-card {
  background: var(--c-surface-alt);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}
.method-title {
  margin: 0 0 5px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--c-ink);
}
.method-text { margin: 0; font-size: 12px; color: var(--c-text); line-height: 1.55; }

/* ── Landing: limitations grid ──────────────────────────────────────────────── */
.limitation-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}
.limitation-grid .lp-limitation { margin-bottom: 0; font-size: 13px; }
.limitation-grid .lp-p { font-size: 13px; }

/* ── Country Profile: radar + insights grid ─────────────────────────────────── */
.grid-radar {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: var(--sp-4);
  align-items: stretch;
}

.facts-title {
  display: flex;
  align-items: center;
  gap: 9px;
  padding-right: var(--sp-4);
}
.facts-name { font-size: 15px; font-weight: 800; color: var(--c-ink); }

.insights-card { display: flex; flex-direction: column; gap: 10px; }
.insight-row { display: flex; flex-direction: column; gap: 4px; }
.insight-head { display: flex; align-items: center; gap: 8px; }
.insight-dim { font-size: 12.5px; font-weight: 600; color: var(--c-text); flex: 1; }
.insight-rank {
  font-size: 12px;
  font-weight: 700;
  color: var(--c-ink);
  font-variant-numeric: tabular-nums;
}
.rank-track {
  position: relative;
  height: 6px;
  background: var(--c-surface-alt);
  border-radius: 4px;
}
.rank-marker {
  position: absolute;
  top: -3px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid white;
  box-shadow: var(--shadow-sm);
  transform: translateX(-50%);
}
.card-divider { border-top: 1px solid var(--c-border); margin: 4px 0; }
.dev-row { display: flex; align-items: baseline; gap: 8px; }
.dev-arrow { font-size: 11px; }
.dev-text { font-size: 12px; color: var(--c-muted); }

/* ── Country Profile: indicator stat cards ──────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(215px, 1fr));
  gap: var(--sp-3);
  margin-top: var(--sp-3);
}
.stat-card {
  background: var(--c-surface-alt);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.stat-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--c-faint);
  margin-bottom: 4px;
}
.stat-value-row { display: flex; align-items: baseline; gap: 6px; margin-bottom: 8px; }
.stat-value {
  font-size: 20px;
  font-weight: 800;
  color: var(--c-ink);
  font-variant-numeric: tabular-nums;
}
.stat-value--na { color: var(--c-faint); font-size: 16px; }
.stat-unit { font-size: 11px; color: var(--c-muted); }
.stat-year { font-size: 10.5px; color: var(--c-faint); margin-left: auto; }
.range-track {
  position: relative;
  height: 5px;
  background: linear-gradient(90deg, #dfe6f3, #c6d4ec);
  border-radius: 3px;
  margin: 2px 0 3px;
}
.range-marker {
  position: absolute;
  top: -3.5px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--c-primary);
  border: 2px solid white;
  box-shadow: var(--shadow-sm);
  transform: translateX(-50%);
}
.range-ends {
  display: flex;
  justify-content: space-between;
  font-size: 9.5px;
  color: var(--c-faint);
  margin-bottom: 6px;
}
.stat-sentence {
  font-size: 10.5px;
  color: var(--c-muted);
  font-style: italic;
  line-height: 1.45;
}

/* ── Value Space: cluster code chips ────────────────────────────────────────── */
.code-chip-row { display: flex; flex-wrap: wrap; gap: 4px; margin: 6px 0 0 19px; }
.code-chip {
  font-size: 10px;
  font-weight: 600;
  color: var(--c-text);
  background: var(--c-surface-alt);
  border: 1px solid var(--c-border);
  border-radius: 4px;
  padding: 1px 5px;
  cursor: default;
}

/* ── Responsive (new components) ────────────────────────────────────────────── */
@media (max-width: 980px) {
  .lp-theory-grid { grid-template-columns: 1fr; }
  .explore-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .method-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-radar { grid-template-columns: 1fr; }
  .footer { grid-template-columns: 1fr; gap: var(--sp-4); }
}

@media (max-width: 640px) {
  .explore-grid, .method-grid, .limitation-grid { grid-template-columns: 1fr; }
  .header-chip { display: none; }
}

/* ── Hero: personal intro additions ─────────────────────────────────────────── */
.hero-subline {
  margin: 0 0 20px;
  font-size: 13px;
  color: #9db4dd;
  line-height: 1.6;
}

.hero-visit {
  margin: 16px 0 0;
  font-size: 12.5px;
  color: #c4d2ee;
}

.hero-link {
  color: #ffffff;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.hero-link:hover { color: #dbe6ff; }