:root {
  --ink: #0d1424;
  --navy: #16233b;
  --slate: #49556a;
  --paper: #f5f1e8;
  --white: #fcfbf8;
  --mist: #e4e8ee;
  --teal: #2d6b73;
  --brass: #b08a3e;
  --warning: #7c2a2a;
  --border: rgba(13, 20, 36, 0.14);
  --border-strong: rgba(13, 20, 36, 0.28);
  --shadow-soft: 0 12px 24px rgba(8, 14, 24, 0.06);
  --shell: min(1180px, calc(100vw - 40px));
  --font-display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
  --font-body: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 72px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: linear-gradient(180deg, #faf8f3 0%, var(--white) 42%, #f7f8fb 100%);
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
p { margin: 0 0 1rem; color: var(--slate); }
h1, h2, h3, h4 { margin: 0 0 0.8rem; color: var(--ink); line-height: 1.08; font-weight: 600; }
h1, h2 { font-family: var(--font-display); }
h1 { font-size: clamp(2.8rem, 5vw, 5rem); }
h2 { font-size: clamp(2rem, 3.2vw, 3.15rem); }
h3 { font-size: 1.25rem; }
ul { margin: 0; padding-left: 1.1rem; }
li { margin-bottom: 0.45rem; color: var(--slate); }

.shell { width: var(--shell); margin: 0 auto; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 0.95rem;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
}
.muted-light { color: #d7dbe2; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(252, 251, 248, 0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: grid;
  grid-template-columns: 1.15fr 1.4fr minmax(70px, auto);
  align-items: center;
  gap: var(--space-3);
  min-height: 88px;
}
.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
}
.brand-mark { width: 56px; height: 56px; }
.brand-name {
  font-family: var(--font-display);
  font-size: 1.32rem;
  color: var(--ink);
}
.brand-tag {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
}
.main-nav, .utility-links { display: flex; gap: 18px; align-items: center; }
.main-nav { justify-content: center; }
.main-nav a, .utility-links a {
  padding: 8px 0;
  color: var(--ink);
  position: relative;
  font-size: 0.96rem;
}
.main-nav a::after, .utility-links a::after, .text-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}
.main-nav a:hover::after, .utility-links a:hover::after, .text-link:hover::after { transform: scaleX(1); }
.utility-links { justify-content: flex-end; font-size: 0.9rem; }

.hero-section { padding: 72px 0 56px; }
.dark-panel { background: linear-gradient(180deg, #121b2d 0%, #0d1424 100%); color: var(--white); }
.dark-panel h1, .dark-panel h2, .dark-panel h3, .dark-panel a, .dark-panel strong { color: var(--white); }
.dark-panel p { color: #d8dde7; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 36px;
  align-items: stretch;
}
.hero-copy { padding: 14px 0; }
.hero-lede {
  font-size: 1.3rem;
  line-height: 1.45;
  max-width: 54ch;
  color: #edf0f6;
}
.hero-actions { display: flex; gap: 14px; margin-top: 26px; flex-wrap: wrap; }
.hero-visual-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr;
}
.hero-image { width: 100%; height: 100%; object-fit: cover; }
.hero-visual-copy { padding: 22px 24px 26px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, color 180ms ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--teal); color: var(--white); }
.btn-primary:hover { background: #245960; }
.btn-secondary { border-color: rgba(255,255,255,0.3); color: var(--white); }
.page-wrap .btn-secondary, .career-band .btn-secondary { border-color: var(--border-strong); color: var(--ink); }
.page-wrap .btn-secondary:hover, .career-band .btn-secondary:hover { background: var(--ink); color: var(--white); }
.text-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--ink);
}
.text-link::before {
  content: "→";
  font-size: 0.9em;
}


.content-section { padding: 74px 0; }
.section-heading { margin-bottom: 26px; }
.split-heading {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
}
.split-heading > p { max-width: 46ch; }
.feature-grid, .programme-grid, .publication-grid, .principles-grid, .contact-grid {
  display: grid;
  gap: 20px;
}
.feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.programme-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.publication-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.publication-grid.full-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.principles-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.contact-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.contact-grid.single-contact { grid-template-columns: minmax(0, 1fr); max-width: 520px; }

.feature-card, .programme-card, .principle-card, .job-card, .programme-detail-card {
  background: rgba(255,255,255,0.8);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-soft);
}
.publication-card {
  display: block;
  background: rgba(255,255,255,0.8);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-soft);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}
.publication-card:hover {
  transform: translateY(-2px);
  border-color: rgba(45,107,115,0.38);
  box-shadow: 0 16px 30px rgba(8, 14, 24, 0.1);
}
.publication-card:focus-visible {
  outline: 3px solid rgba(45,107,115,0.35);
  outline-offset: 4px;
}
.programme-card ul, .programme-detail-card ul { margin-top: 16px; }
.publication-card.featured { background: linear-gradient(180deg, #fff 0%, #f6f8fb 100%); }
.meta-row, .article-meta-row, .meta-foot, .job-meta {
  font-size: 0.85rem;
  color: var(--slate);
}
.meta-row, .meta-foot, .article-meta-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.meta-foot { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--border); }
.publication-card h3 { color: inherit; }

.report-band { padding: 78px 0; margin-top: 4px; }
.report-band-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  align-items: center;
}
.report-image-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.03);
}

.split-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 30px;
  align-items: start;
}
.job-stack, .programme-detail-stack { display: grid; gap: 18px; }
.principle-card { background: linear-gradient(180deg, #fafbfd 0%, #f0f4f8 100%); }
.tag-list {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.tag-list li {
  margin: 0;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(22,35,59,0.05);
  color: var(--ink);
  font-size: 0.8rem;
}

.career-band {
  padding: 70px 0 90px;
  background: linear-gradient(180deg, rgba(22,35,59,0.05) 0%, rgba(22,35,59,0.08) 100%);
  border-top: 1px solid var(--border);
}
.career-band-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 30px;
}
.job-list-compact { display: grid; gap: 16px; }
.job-list-compact article {
  padding: 18px 0;
  border-top: 1px solid var(--border);
}
.job-list-compact article:first-child { border-top: none; padding-top: 0; }

.page-wrap { padding: 56px 0 84px; }
.page-hero.compact {
  padding: 16px 0 30px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 30px;
}
.page-grid.two-up {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}
.page-section { padding: 24px 0; }
.rich-list li { margin-bottom: 0.6rem; }
.related-publications {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}
.mini-publication {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(22,35,59,0.03);
}
.mini-publication span { font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--teal); }
.article-view {
  max-width: 760px;
}
.article-view h1 {
  max-width: 12ch;
}
.article-deck {
  font-size: 1.22rem;
  line-height: 1.55;
  margin-bottom: 26px;
  color: var(--navy);
}
.article-brief-meta {
  display: grid;
  gap: 8px;
  padding: 16px 0 22px;
  margin-bottom: 10px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  color: var(--slate);
  font-size: 0.92rem;
}
.article-brief-meta span:first-child {
  font-family: var(--font-mono);
  color: var(--teal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}
.article-key-findings,
.method-note,
.article-charts,
.article-sources {
  margin: 30px 0;
}
.article-key-findings {
  padding: 24px;
  background: linear-gradient(180deg, rgba(45,107,115,0.08) 0%, rgba(22,35,59,0.04) 100%);
  border: 1px solid rgba(45,107,115,0.2);
  border-radius: var(--radius-md);
}
.article-key-findings ol {
  padding-left: 1.35rem;
  margin: 0;
}
.article-key-findings li {
  margin-bottom: 0.75rem;
  color: var(--navy);
  font-size: 1rem;
}
.article-key-findings li:last-child { margin-bottom: 0; }
.method-note {
  padding: 18px 20px 16px;
  border-left: 3px solid var(--brass);
  background: rgba(176,138,62,0.08);
}
.method-note strong {
  display: block;
  margin-bottom: 5px;
  color: var(--ink);
}
.method-note p {
  margin-bottom: 0;
  font-size: 0.96rem;
}
.article-body p {
  font-size: 1.03rem;
  line-height: 1.8;
  max-width: 72ch;
}
.article-body p:first-child::first-letter {
  float: left;
  font-family: var(--font-display);
  font-size: 4rem;
  line-height: 0.82;
  padding: 8px 9px 0 0;
  color: var(--teal);
}
.article-charts {
  display: grid;
  gap: 18px;
}
.chart-card {
  margin: 0;
  padding: 22px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}
.chart-card figcaption {
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 14px;
}
.chart-card h3 {
  margin-bottom: 6px;
  font-size: 1.14rem;
}
.chart-card figcaption p {
  margin: 0;
  font-size: 0.94rem;
}
.chart-source {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  color: var(--slate);
  font-size: 0.78rem;
  font-family: var(--font-mono);
}
.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.metric-tile {
  padding: 16px;
  border: 1px solid rgba(13,20,36,0.1);
  border-radius: 9px;
  background: linear-gradient(180deg, #fbfcfd 0%, #f2f5f8 100%);
}
.metric-tile strong {
  display: block;
  margin-bottom: 5px;
  color: var(--teal);
  font-family: var(--font-display);
  font-size: 1.72rem;
  line-height: 1;
}
.metric-tile span {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.25;
}
.metric-tile p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.45;
}
.bar-list {
  display: grid;
  gap: 14px;
}
.bar-row {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr) 72px;
  align-items: center;
  gap: 12px;
}
.bar-label span {
  display: block;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.2;
}
.bar-label em {
  display: block;
  margin-top: 2px;
  color: var(--slate);
  font-size: 0.76rem;
  font-style: normal;
}
.bar-track {
  height: 16px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(22,35,59,0.08);
}
.bar-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--teal), #7ba0a5);
}
.bar-value {
  color: var(--ink);
  font-weight: 800;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  text-align: right;
}
.matrix-scroll {
  overflow-x: auto;
}
.chart-matrix table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
  font-size: 0.88rem;
}
.chart-matrix th,
.chart-matrix td {
  border-bottom: 1px solid var(--border);
  padding: 12px 10px;
  text-align: left;
  vertical-align: top;
}
.chart-matrix thead th {
  color: var(--ink);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(22,35,59,0.04);
}
.chart-matrix tbody th {
  color: var(--teal);
  font-weight: 800;
}
.timeline-list {
  display: grid;
  gap: 0;
  border-left: 1px solid var(--border-strong);
  margin-left: 10px;
}
.timeline-step {
  position: relative;
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 16px;
  padding: 0 0 18px 20px;
}
.timeline-step:last-child { padding-bottom: 0; }
.timeline-step::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 4px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px #fff;
}
.timeline-step span {
  color: var(--teal);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 800;
}
.timeline-step strong {
  display: block;
  margin-bottom: 3px;
}
.timeline-step p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
}
.article-sources {
  padding-top: 26px;
  border-top: 1px solid var(--border);
}
.article-sources ol {
  padding-left: 1.2rem;
  margin: 0;
}
.article-sources li {
  margin-bottom: 0.85rem;
}
.article-sources a {
  color: var(--ink);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.article-sources span {
  display: block;
  color: var(--slate);
  font-size: 0.86rem;
}
.article-side-panel {
  align-self: start;
  border-left: 1px solid var(--border);
  padding-left: 24px;
  position: sticky;
  top: 112px;
}
.side-source-count {
  display: grid;
  gap: 2px;
  margin: 18px 0;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(22,35,59,0.04);
}
.side-source-count strong {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--teal);
  line-height: 1;
}
.side-source-count span {
  color: var(--slate);
  font-size: 0.86rem;
}
.page-wrap:has(.article-view) {
  display: grid;
  grid-template-columns: minmax(0, 820px) 280px;
  gap: 36px;
}

.site-footer {
  padding: 46px 0 54px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 24px;
}
.site-footer a { color: #edf0f6; }

@media (max-width: 1100px) {
  .header-inner,
  .hero-grid,
  .report-band-grid,
  .split-layout,
  .career-band-grid,
  .page-grid.two-up,
  .page-wrap:has(.article-view),
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .main-nav { justify-content: flex-start; flex-wrap: wrap; }
  .utility-links { justify-content: flex-start; }
  .programme-grid, .publication-grid, .principles-grid, .contact-grid, .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article-side-panel { border-left: none; border-top: 1px solid var(--border); padding-left: 0; padding-top: 24px; position: static; }
}

@media (max-width: 720px) {
  body { font-size: 15px; }
  .shell { width: min(100vw - 28px, 100%); }
  .site-header { position: static; }
  .header-inner { padding: 18px 0; }
  .brand-lockup { align-items: flex-start; }
  .brand-mark { width: 48px; height: 48px; }
  .main-nav, .utility-links { gap: 12px; font-size: 0.95rem; }
  .programme-grid, .publication-grid, .principles-grid, .contact-grid, .feature-grid, .publication-grid.full-grid { grid-template-columns: 1fr; }
  .hero-section, .content-section, .report-band, .career-band, .page-wrap { padding-top: 48px; padding-bottom: 48px; }
  .feature-card, .programme-card, .principle-card, .job-card, .programme-detail-card { padding: 20px; }
  .article-view h1 { max-width: none; }
  .chart-card, .article-key-findings { padding: 18px; }
  .metric-grid { grid-template-columns: 1fr; }
  .bar-row {
    grid-template-columns: 1fr;
    gap: 7px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
  }
  .bar-value { text-align: left; }
  .timeline-step { grid-template-columns: 1fr; gap: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}

.programme-card strong,
.principle-card strong {
  color: var(--ink);
  font-weight: 800;
  background: linear-gradient(180deg, transparent 58%, rgba(176, 138, 62, 0.22) 58%);
  padding: 0 0.03em;
}

.programme-card em,
.principle-card em {
  color: var(--teal);
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 600;
}