:root {
  --ink: #2b1714;
  --ink-soft: #5b3731;
  --maroon: #5b1a18;
  --gold: #f1bb7b;
  --rose: #fd6467;
  --rust: #d67236;
  --paper: #fff8f1;
  --mist: #f8ead9;
  --line: #ead7c3;
  --white: #ffffff;
  --shadow: 0 16px 40px rgba(91, 26, 24, 0.1);
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--ink);
  background: var(--paper);
  font-size: 1rem;
}

body.homepage #title-block-header {
  display: none;
}

body.homepage main.content {
  width: 100%;
  max-width: none;
  margin-top: 0;
  padding-top: 0;
}

body.homepage .hero,
body.homepage .focus-band,
body.homepage .output-band,
body.homepage .content-band {
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

a {
  color: var(--maroon);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--rust);
}

.navbar {
  border-bottom: 1px solid rgba(91, 26, 24, 0.12);
  box-shadow: 0 8px 28px rgba(91, 26, 24, 0.05);
}

.navbar-logo {
  width: auto;
  max-width: 260px;
  max-height: 46px;
  margin-right: 0.85rem;
  object-fit: contain;
}

.navbar-brand {
  display: inline-flex;
  align-items: center;
  font-weight: 800;
  letter-spacing: 0;
  overflow: visible;
  text-overflow: clip;
  white-space: nowrap;
}

.navbar-title {
  overflow: visible;
  text-overflow: clip;
  white-space: nowrap;
}

.navbar-nav .nav-link {
  font-weight: 650;
}

.hero {
  min-height: clamp(420px, calc(100vh - 150px), 640px);
  display: flex;
  align-items: center;
  background:
    linear-gradient(90deg, rgba(91, 26, 24, 0.92), rgba(91, 26, 24, 0.62) 52%, rgba(214, 114, 54, 0.25)),
    url("img/contrust-hero-lorenzetti.jpg");
  background-size: cover;
  background-position: center;
  color: var(--white);
  border-bottom: 1px solid rgba(91, 26, 24, 0.16);
}

.hero-copy {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: clamp(36px, 6vw, 72px) 0 clamp(42px, 6vw, 76px);
}

.hero h1 {
  font-size: clamp(3.1rem, 7vw, 6rem);
  line-height: 0.9;
  margin: 0 0 1rem;
  font-weight: 850;
  letter-spacing: 0;
}

.hero h2 {
  max-width: 850px;
  font-size: clamp(1.45rem, 2.5vw, 2.25rem);
  line-height: 1.08;
  margin: 0 0 1.25rem;
  font-weight: 750;
  letter-spacing: 0;
}

.hero p {
  max-width: 680px;
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(1rem, 1.4vw, 1.14rem);
  line-height: 1.55;
  margin-bottom: 1.35rem;
}

.hero-button {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin: 0 0.75rem 0.75rem 0;
  padding: 0.7rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.88);
  background: var(--white);
  color: var(--ink);
  font-weight: 750;
  text-decoration: none;
  border-radius: 6px;
}

.hero-button:hover {
  color: var(--ink);
  background: var(--gold);
}

.hero-button.secondary {
  color: var(--white);
  background: transparent;
}

.hero-button.secondary:hover {
  color: var(--white);
  border-color: var(--rose);
}

.hero-credit {
  display: block;
  max-width: 620px;
  margin-top: 0.85rem;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.76rem;
  line-height: 1.45;
}

.content-band {
  width: 100%;
  background: var(--white);
  border-block: 1px solid var(--line);
}

.focus-band {
  width: 100%;
  background: var(--paper);
}

.output-band {
  width: 100%;
  background: var(--paper);
}

.content-band.muted {
  background: var(--mist);
}

.section-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: clamp(44px, 6vw, 76px) 0;
}

.focus-section {
  width: min(1120px, calc(100% - 32px));
  padding-top: clamp(60px, 7vw, 96px);
  padding-bottom: clamp(60px, 7vw, 96px);
}

.outputs-section {
  width: min(1240px, calc(100% - 64px));
  padding-top: clamp(60px, 7vw, 96px);
  padding-bottom: clamp(76px, 8vw, 112px);
}

.section-inner > h2,
main.content h2 {
  font-size: clamp(1.8rem, 3vw, 2.45rem);
  line-height: 1.1;
  margin-top: 0;
  margin-bottom: 1.4rem;
  font-weight: 800;
  letter-spacing: 0;
}

.metric-grid,
.feature-grid,
.output-row,
.people-grid,
.data-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.feature-grid,
.output-row,
.people-grid,
.data-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.focus-section .feature-grid {
  gap: 1.5rem;
}

.outputs-section .output-row {
  gap: 1.5rem;
}

.metric,
.feature,
.output-card,
.person,
.data-item,
.output-item,
.news-item,
.news-entry,
.timeline-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.1rem;
  box-shadow: var(--shadow);
}

.metric {
  min-height: 132px;
}

.metric strong {
  display: block;
  color: var(--maroon);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  margin-bottom: 1.2rem;
}

.feature,
.output-card,
.person,
.data-item {
  min-height: 190px;
}

.focus-section .feature {
  min-height: 235px;
  padding: 1.55rem;
}

.outputs-section .output-card {
  min-height: 235px;
  padding: 1.55rem;
}

.focus-section .feature h3 {
  font-size: 1.22rem;
}

.outputs-section .output-card h3 {
  font-size: 1.22rem;
}

.feature h3,
.output-card h3,
.person h3,
.data-item h3,
.output-item h3,
.news-entry h3,
.timeline-item h3 {
  margin-top: 0;
  font-size: 1.08rem;
  line-height: 1.25;
  font-weight: 800;
}

.person h3 a {
  color: var(--ink);
  text-decoration: none;
}

.person h3 a:hover {
  color: var(--rust);
  text-decoration: underline;
}

.project-logo-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.8fr);
  align-items: center;
  gap: 1.5rem;
  padding: 0;
}

.project-logo-panel p {
  margin: 0;
  width: 100%;
}

.project-logo-strip {
  display: block;
  width: min(100%, 560px);
  max-width: 560px;
  height: auto;
}

.partner-logo-box {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 250px;
  padding: 1.35rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.partner-logo {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: contain;
}

.partner-logo-erc {
  width: min(100%, 560px);
}

.partner-logo-southampton {
  width: min(100%, 360px);
}

.news-list,
.news-archive,
.output-list,
.timeline {
  display: grid;
  gap: 1rem;
}

.output-toolbar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(155px, 1fr));
  gap: 0.75rem;
  margin: 1.6rem 0 1.35rem;
}

.output-toolbar > p {
  display: contents;
}

.output-filter-button {
  min-height: 52px;
  padding: 0.72rem 0.9rem;
  color: var(--maroon);
  text-align: left;
  font-weight: 800;
  line-height: 1.15;
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 5px solid var(--gold);
  border-radius: 8px;
  box-shadow: 0 8px 22px rgba(91, 26, 24, 0.06);
  cursor: pointer;
}

.output-filter-button:hover,
.output-filter-button:focus-visible {
  border-color: var(--rust);
  box-shadow: 0 10px 26px rgba(91, 26, 24, 0.1);
}

.output-filter-button.is-active {
  color: var(--white);
  background: var(--maroon);
  border-color: var(--maroon);
}

.output-filter-button[data-filter-type="publication"] {
  border-left-color: var(--maroon);
}

.output-filter-button[data-filter-type="working-paper"] {
  border-left-color: var(--rust);
}

.output-filter-button[data-filter-type="presentation"] {
  border-left-color: var(--gold);
}

.output-filter-button[data-filter-type="engagement"] {
  border-left-color: var(--rose);
}

.output-filter-button[data-filter-type="working-paper"].is-active {
  color: var(--white);
  background: var(--rust);
  border-color: var(--rust);
}

.output-filter-button[data-filter-type="presentation"].is-active {
  color: var(--maroon);
  background: var(--gold);
  border-color: var(--gold);
}

.output-filter-button[data-filter-type="engagement"].is-active {
  color: var(--maroon);
  background: var(--rose);
  border-color: var(--rose);
}

.filterable-output-list {
  margin-top: 1rem;
}

.output-type-label {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-bottom: 0.85rem;
  padding: 0.22rem 0.55rem;
  color: var(--white);
  background: var(--maroon);
  border: 1px solid var(--maroon);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
}

.output-item[data-output-type="publication"] .output-type-label {
  color: var(--white);
  background: var(--maroon);
  border-color: var(--maroon);
}

.output-item[data-output-type="working-paper"] .output-type-label {
  color: var(--white);
  background: var(--rust);
  border-color: var(--rust);
}

.output-item[data-output-type="presentation"] .output-type-label {
  color: var(--maroon);
  background: var(--gold);
  border-color: var(--gold);
}

.output-item[data-output-type="engagement"] .output-type-label {
  color: var(--maroon);
  background: var(--rose);
  border-color: var(--rose);
}

.output-empty-message {
  padding: 1rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.news-item,
.news-entry,
.output-item,
.timeline-item {
  box-shadow: none;
}

.text-link {
  display: inline-block;
  margin-top: 1.1rem;
  font-weight: 750;
}

main.content {
  width: min(940px, calc(100% - 32px));
  margin-inline: auto;
}

main.content p,
main.content li {
  line-height: 1.7;
}

main.content h1 {
  font-size: clamp(2.35rem, 5vw, 4rem);
  line-height: 1.02;
  margin-bottom: 1.25rem;
  font-weight: 850;
  letter-spacing: 0;
}

main.content h2 {
  margin-top: 2.5rem;
}

.page-footer {
  border-top: 1px solid var(--line);
  background: var(--white);
}

@media (max-width: 900px) {
  .metric-grid,
  .feature-grid,
  .output-row,
  .people-grid,
  .data-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .hero {
    min-height: clamp(430px, calc(100vh - 140px), 620px);
    background:
      linear-gradient(180deg, rgba(91, 26, 24, 0.92), rgba(91, 26, 24, 0.62)),
      url("img/contrust-hero-lorenzetti.jpg");
    background-size: cover;
    background-position: center;
  }

  .navbar-logo {
    max-width: 98px;
    max-height: 26px;
    margin-right: 0.45rem;
  }

  .hero-copy {
    width: min(100% - 24px, 1120px);
    padding-block: 48px 80px;
  }

  .hero-button {
    width: 100%;
    justify-content: center;
    margin-right: 0;
  }

  .metric-grid,
  .feature-grid,
  .output-row,
  .people-grid,
  .data-grid {
    grid-template-columns: 1fr;
  }

  .section-inner,
  main.content {
    width: min(100% - 24px, 940px);
  }

  .focus-section {
    width: min(100% - 24px, 940px);
    padding-top: 44px;
    padding-bottom: 44px;
  }

  .outputs-section {
    width: min(100% - 24px, 940px);
    padding-top: 44px;
    padding-bottom: 56px;
  }

  .project-logo-panel {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .partner-logo-box {
    min-height: 160px;
    padding: 1rem;
  }

  .partner-logo-erc,
  .partner-logo-southampton {
    width: 100%;
  }
}