:root {
    --bg: #f7f5f2;
    --surface: #ffffff;
    --surface-alt: #f1ede7;
    --text: #18212b;
    --muted: #5d6975;
    --line: #d8d1c7;
    --accent: #0f5c94;
    --accent-soft: #dce8f3;
    --accent-2: #8c2f39;
    --max-width: 1180px;
    --shadow: 0 10px 30px rgba(24, 33, 43, 0.08);
    --radius: 22px;
  }
  
  * { box-sizing: border-box; }
  
  html { scroll-behavior: smooth; }
  
  body {
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: linear-gradient(180deg, #f7f5f2 0%, #f3efe8 100%);
    color: var(--text);
    line-height: 1.55;
  }
  
  a { color: inherit; }
  
  .container {
    width: min(var(--max-width), calc(100% - 32px));
    margin: 0 auto;
  }
  
  .topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(10px);
    background: rgba(247, 245, 242, 0.88);
    border-bottom: 1px solid rgba(216, 209, 199, 0.8);
  }
  
  .topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 14px 0;
  }
  
  .brand {
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.02em;
  }
  
  .nav {
    display: flex;
    gap: 16px;
    color: var(--muted);
    font-size: 0.92rem;
    flex-wrap: wrap;
  }
  
  .nav a {
    text-decoration: none;
    padding: 6px 10px;
    border-radius: 999px;
  }
  
  .nav a:hover {
    background: var(--surface-alt);
    color: var(--text);
  }
  
  .hero,
  .page-hero {
    padding: 56px 0 28px;
  }
  
  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-soft);
    padding: 8px 12px;
    border-radius: 999px;
  }
  
  .hero-grid,
  .page-hero-grid {
    display: grid;
    grid-template-columns: 1.35fr 0.9fr;
    gap: 24px;
    align-items: end;
    margin-top: 18px;
  }
  
  h1 {
    margin: 0;
    font-size: clamp(2.2rem, 4vw, 4.5rem);
    line-height: 1.05;
    letter-spacing: -0.04em;
    max-width: 11ch;
  }
  
  .subtitle {
    margin-top: 18px;
    max-width: 68ch;
    font-size: 1.08rem;
    color: var(--muted);
  }
  
  .hero-card,
  .section-card,
  .metric,
  .principle-card,
  .map-panel,
  .map-card {
    background: var(--surface);
    border: 1px solid rgba(216, 209, 199, 0.75);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }
  
  .hero-card {
    padding: 22px;
  }
  
  .hero-card h3,
  .section-text h3,
  .method-header h2,
  .section-heading h2,
  .maps-cta-card h2,
  .panel-block h2 {
    margin: 0 0 10px;
    letter-spacing: -0.02em;
  }
  
  .hero-card p,
  .section-text p,
  .note,
  .method-header p,
  .section-heading p,
  .chart-note,
  .maps-cta-card p,
  .toolbar-note,
  .map-note,
  .map-status,
  .panel-block p {
    margin: 0;
    color: var(--muted);
  }
  
  .method {
    padding: 22px 0 12px;
  }
  
  .method-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 18px;
    align-items: start;
  }
  
  .principles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  
  .principle-card {
    padding: 20px;
    min-height: 170px;
  }
  
  .principle-card .kicker {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    margin-bottom: 12px;
    font-weight: 700;
  }
  
  .principle-card h3 {
    margin: 0 0 10px;
    font-size: 1.15rem;
    letter-spacing: -0.02em;
  }
  
  .principle-card p {
    margin: 0;
    color: var(--muted);
    font-size: 0.96rem;
  }
  
  .stats {
    padding: 20px 0 6px;
  }
  
  .metric-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
  }
  
  .metric {
    padding: 18px 18px 16px;
  }
  
  .metric-label {
    font-size: 0.84rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    font-weight: 700;
  }
  
  .metric-value {
    margin-top: 8px;
    font-size: clamp(1.4rem, 2.5vw, 2.2rem);
    font-weight: 800;
    letter-spacing: -0.04em;
  }
  
  .metric-caption {
    color: var(--muted);
    font-size: 0.94rem;
    margin-top: 6px;
  }
  
  .story-section {
    padding: 22px 0;
  }
  
  .section-heading {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: end;
    margin-bottom: 14px;
  }
  
  .section-tag {
    color: var(--accent);
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }
  
  .section-card {
    padding: 20px;
  }
  
  .section-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.2fr;
    gap: 18px;
    align-items: start;
  }
  
  .section-text {
    padding-right: 10px;
  }
  
  .takeaway {
    margin-top: 18px;
    background: var(--surface-alt);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 14px 16px;
    font-size: 0.95rem;
  }
  
  .chart-shell {
    background: linear-gradient(180deg, #fff 0%, #fbfaf8 100%);
    border: 1px solid rgba(216, 209, 199, 0.8);
    border-radius: 20px;
    padding: 14px;
  }
  
  .chart-title {
    font-size: 0.98rem;
    font-weight: 700;
    margin-bottom: 8px;
  }
  
  .chart-image {
    width: 100%;
    display: block;
    border-radius: 14px;
    border: 1px solid rgba(216, 209, 199, 0.8);
  }
  
  svg {
    width: 100%;
    height: auto;
    display: block;
    overflow: visible;
  }

  #evolution-chart svg,
  #targets-chart svg,
  #initiators-chart svg,
  #relationships-chart svg {
    font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  }

  .story-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .story-block {
    background: var(--surface);
    border: 1px solid rgba(216, 209, 199, 0.75);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 22px;
  }

  .story-block h3 {
    margin: 0 0 10px;
    letter-spacing: -0.02em;
  }

  .story-block p {
    margin: 0;
    color: var(--muted);
  }

  footer {
    text-align: center;
    padding: 32px 0 28px;
    color: var(--muted);
    font-size: 0.88rem;
    border-top: 1px solid var(--line);
    margin-top: 20px;
  }

  @media (max-width: 700px) {
    .story-columns {
      grid-template-columns: 1fr;
    }
  }
  
  /* CTA section */
  .maps-cta-section {
    padding: 22px 0 56px;
  }
  
  .maps-cta-card {
    display: grid;
    grid-template-columns: 1.2fr auto;
    gap: 20px;
    align-items: center;
    background: #171f28;
    color: #f5f0e8;
    border-radius: 26px;
    padding: 28px;
    box-shadow: var(--shadow);
  }
  
  .maps-cta-card p {
    color: rgba(245, 240, 232, 0.82);
    max-width: 60ch;
  }
  
  .cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #f5f0e8;
    color: #171f28;
    text-decoration: none;
    font-weight: 700;
    padding: 14px 18px;
    border-radius: 999px;
    transition: transform 0.15s ease;
  }
  
  .cta-button:hover {
    transform: translateY(-1px);
  }
  
  /* Map page */
  .map-page {
    padding: 10px 0 56px;
  }
  
  .map-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
  }
  
  .toolbar-label {
    font-weight: 700;
  }
  
  .select-country {
    min-width: 260px;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: var(--surface);
    font: inherit;
    color: var(--text);
  }
  
  .map-layout {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 18px;
    align-items: start;
  }
  
  .map-panel {
    padding: 20px;
  }
  
  .panel-block + .panel-block {
    margin-top: 20px;
  }
  
  .map-card {
    padding: 16px;
  }
  
  #map {
    width: 100%;
    min-height: 680px;
    border-radius: 18px;
    overflow: hidden;
    background: #eef2f6;
  }
  
  .country-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 12px;
    max-height: 420px;
    overflow: auto;
    padding-right: 6px;
  }
  
  .country-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    align-items: center;
    padding: 10px 12px;
    background: var(--surface-alt);
    border: 1px solid var(--line);
    border-radius: 14px;
  }
  
  .country-name {
    font-weight: 600;
  }
  
  .country-value {
    font-weight: 700;
    color: var(--accent);
  }
  
  .empty-state {
    color: var(--muted);
    padding: 12px 0;
  }
  
  .map-note {
    margin-top: 16px;
    font-size: 0.94rem;
  }
  
  .map-status {
    margin-bottom: 10px;
    font-size: 0.94rem;
  }
  
  .small-note {
    margin-top: 18px;
    font-size: 0.92rem;
    color: var(--muted);
  }
  
  .leaflet-popup-content-wrapper {
    border-radius: 14px;
  }
  
  @media (max-width: 1100px) {
    .hero-grid,
    .page-hero-grid,
    .method-header,
    .section-grid,
    .metric-grid,
    .principles,
    .maps-cta-card,
    .map-layout {
      grid-template-columns: 1fr;
    }
  
    .section-heading {
      flex-direction: column;
      align-items: start;
    }
  
    .section-text {
      padding-right: 0;
    }
  
    #map {
      min-height: 520px;
    }
  }
  
  @media (max-width: 700px) {
    .topbar-inner {
      flex-direction: column;
      align-items: start;
    }
  
    .nav {
      gap: 8px;
    }
  
    .hero,
    .page-hero {
      padding-top: 34px;
    }
  
    .section-card,
    .map-card,
    .map-panel {
      padding: 16px;
    }
  
    .chart-shell {
      padding: 10px;
    }
  
    .select-country {
      width: 100%;
      min-width: 0;
    }
  }