:root {
  --green: #67ad2f;
  --green-dark: #285f3e;
  --green-soft: #e8f4df;
  --graphite: #5f615d;
  --ink: #172019;
  --muted: #657269;
  --line: #dce6da;
  --paper: #ffffff;
  --wash: #f5f8f2;
  --accent: #f18735;
  --shadow: 0 18px 45px rgba(31, 50, 35, 0.12);
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--wash);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 20;
  background: var(--ink);
  color: white;
  padding: 0.7rem 1rem;
  border-radius: 6px;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 84px;
  padding: 0.85rem max(1rem, calc((100vw - var(--max)) / 2));
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 220px;
  text-decoration: none;
}

.brand img {
  width: 58px;
  height: 58px;
  padding: 0.18rem;
  border-radius: 8px;
  object-fit: contain;
}

.brand strong {
  display: block;
  color: var(--green-dark);
  font-size: 1.05rem;
  line-height: 1.1;
}

.brand small {
  display: block;
  max-width: 330px;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.25;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.2rem;
  flex-wrap: wrap;
}

.site-nav a {
  min-height: 40px;
  padding: 0.55rem 0.65rem;
  border-radius: 6px;
  color: var(--graphite);
  font-size: 0.91rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  color: var(--green-dark);
  background: var(--green-soft);
}

.site-nav .language-link {
  margin-left: 0.25rem;
  color: white;
  background: var(--green-dark);
}

.site-nav .language-link:hover,
.site-nav .language-link:focus-visible {
  color: white;
  background: var(--green);
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: white;
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  width: 20px;
  height: 2px;
  background: var(--green-dark);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-toggle span:nth-child(1) {
  transform: translateY(-7px);
}

.menu-toggle span:nth-child(3) {
  transform: translateY(7px);
}

.menu-toggle b {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.menu-open .menu-toggle span:nth-child(1) {
  transform: rotate(45deg);
}

.menu-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}

.menu-open .menu-toggle span:nth-child(3) {
  transform: rotate(-45deg);
}

main {
  overflow: hidden;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  align-items: center;
  gap: 3rem;
  max-width: var(--max);
  min-height: calc(100vh - 120px);
  margin: 0 auto;
  padding: 4.2rem 1rem 3rem;
}

.hero h1,
.page-hero h1 {
  margin: 0;
  color: var(--ink);
  font-size: 3.6rem;
  line-height: 1.02;
  letter-spacing: 0;
}

.hero p {
  max-width: 680px;
  color: var(--muted);
  font-size: 1.12rem;
}

.eyebrow {
  margin: 0 0 0.65rem;
  color: var(--green-dark);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.8rem 1rem;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.button.primary {
  color: white;
  background: var(--green-dark);
}

.button.primary:hover,
.button.primary:focus-visible {
  background: var(--green);
}

.button.secondary {
  color: var(--green-dark);
  border-color: var(--green);
  background: white;
}

.button.secondary:hover,
.button.secondary:focus-visible {
  background: var(--green-soft);
}

.button.light {
  color: white;
  border-color: rgba(255, 255, 255, 0.38);
  background: rgba(255, 255, 255, 0.1);
}

.button.light:hover,
.button.light:focus-visible {
  background: rgba(255, 255, 255, 0.18);
}

.premium-hero {
  position: relative;
  padding: 0 0 4.7rem;
  background: white;
}

.slide-shell {
  position: relative;
  max-width: none;
  height: clamp(230px, 22.14vw, 425px);
  min-height: 0;
  margin: 0 auto;
  padding: 0;
}

.hero-slide {
  display: none;
  width: 100%;
  height: 100%;
  min-height: 0;
}

.hero-slide.is-active {
  display: flex;
}

.hero-slide.image-only {
  align-items: center;
  justify-content: center;
  background: url("banner-home-1.png") center / cover;
}

.hero-slide.image-only.banner-two {
  background-image: url("banner-home-2.png");
}

.hero-slide-link {
  display: block;
  width: 100%;
  height: 100%;
}

.featured-slide-section {
  overflow: hidden;
  padding: 2.8rem 0 1.5rem;
  background: white;
}

.featured-slide-window {
  overflow: hidden;
  padding: 0.6rem 0 2.2rem;
}

.featured-slide-track {
  display: flex;
  align-items: stretch;
  gap: 1.25rem;
  padding-left: max(1rem, calc((100vw - var(--max)) / 2 - 72px));
  padding-right: max(1rem, calc((100vw - var(--max)) / 2));
  transition: transform 0.55s ease;
  will-change: transform;
}

.featured-slide-card {
  position: relative;
  display: flex;
  align-items: center;
  align-self: stretch;
  flex: 0 0 clamp(320px, 67vw, 880px);
  min-height: 315px;
  margin-top: 0;
  border-radius: 28px;
  background:
    linear-gradient(90deg, rgba(7, 42, 28, 0.94), rgba(7, 42, 28, 0.68) 48%, rgba(7, 42, 28, 0.14)),
    var(--feature-image) center 54% / cover;
  box-shadow: 0 22px 55px rgba(25, 55, 34, 0.16);
  transform: none;
  overflow: hidden;
}

.featured-slide-section .featured-slide-card,
.featured-slide-section .featured-slide-card:nth-child(2),
.featured-slide-section .featured-slide-card:nth-child(3) {
  align-self: stretch;
  margin-top: 0 !important;
  transform: none !important;
}

.featured-slide-card > div {
  display: grid;
  gap: 0.8rem;
  max-width: 560px;
  padding: 3.1rem clamp(2rem, 4vw, 4rem);
}

.featured-slide-card .eyebrow {
  color: #bfe79b;
}

.featured-slide-card h2 {
  margin: 0;
  color: white;
  font-size: 2.35rem;
  line-height: 1.08;
  letter-spacing: 0;
}

.featured-slide-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.04rem;
}

.featured-slide-card .button {
  justify-self: start;
  min-width: 210px;
  margin-top: 1rem;
  padding-left: 1.45rem;
  padding-right: 1.45rem;
}

.feature-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.feature-arrow {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: white;
  color: var(--green-dark);
  font-size: 1.05rem;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.feature-arrow:hover,
.feature-arrow:focus-visible {
  border-color: var(--green);
  background: var(--green-dark);
  color: white;
  outline: none;
}

.feature-dots {
  display: flex;
  gap: 0.55rem;
}

.feature-dots button {
  width: 28px;
  height: 4px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: var(--line);
  cursor: pointer;
}

.feature-dots button.is-active {
  background: var(--green-dark);
}

.project-article {
  padding-bottom: 5rem;
  background: white;
}

.project-article-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  min-height: 82px;
  margin: 0 auto;
  padding: 1rem;
}

.project-article-topbar a {
  color: var(--green-dark);
  font-weight: 850;
  text-decoration: none;
}

.project-article-topbar a:hover,
.project-article-topbar a:focus-visible {
  text-decoration: underline;
}

.project-article-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
  min-height: 610px;
  max-width: var(--max);
  margin: 0 auto;
  overflow: hidden;
  border-radius: 8px;
  color: white;
  background: var(--green-dark);
}

.project-article-heading {
  align-self: center;
  padding: 4.5rem;
}

.project-article-heading .eyebrow {
  color: #c9e79a;
}

.project-article-heading h1 {
  margin: 0;
  color: white;
  font-size: clamp(2.8rem, 5vw, 4.7rem);
  line-height: 1;
}

.project-article-heading > p:not(.eyebrow) {
  max-width: 640px;
  margin: 1.6rem 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.25rem;
  line-height: 1.55;
}

.project-article-heading time {
  display: block;
  margin-top: 1.5rem;
  color: #c9e79a;
  font-size: 0.88rem;
  font-weight: 800;
}

.project-article-hero figure {
  min-height: 610px;
  margin: 0;
  background: #d9ded9;
}

.project-article-hero img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 610px;
  object-fit: cover;
  object-position: center;
}

.project-article-body {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4.5rem 1rem 0;
}

.project-article-content {
  max-width: 900px;
  margin: 0 auto;
}

.project-content-section + .project-content-section {
  margin-top: 3.5rem;
}

.project-content-section h2 {
  margin: 0 0 1.4rem;
  padding-left: 1rem;
  border-left: 4px solid var(--green);
  color: var(--green-dark);
  font-size: 1.75rem;
  line-height: 1.2;
}

.project-content-section p {
  margin: 0 0 1.5rem;
  color: var(--ink);
  font-size: 1.08rem;
  line-height: 1.85;
}

.project-facts {
  max-width: 900px;
  margin: 4rem auto 0;
  padding: 2rem;
  border-radius: 8px;
  background: var(--green-soft);
}

.project-facts h2 {
  margin: 0 0 1.5rem;
  color: var(--green-dark);
  font-size: 1.45rem;
}

.project-facts dl {
  display: grid;
  gap: 0.85rem;
  margin: 0;
}

.project-facts dl div {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 1rem;
}

.project-facts dt,
.project-facts dd {
  margin: 0;
}

.project-facts dd {
  color: var(--ink);
}

.project-directory {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4.5rem 1rem 1rem;
}

.project-directory-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1.15fr);
  gap: 4rem;
  align-items: end;
  margin-bottom: 2rem;
}

.project-directory-heading h2 {
  margin: 0;
  font-size: 2.5rem;
  line-height: 1.08;
}

.project-directory-heading > p {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.project-catalog-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.project-catalog-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.project-catalog-card:hover,
.project-catalog-card:focus-within {
  border-color: rgba(40, 95, 62, 0.45);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.project-catalog-card > a {
  display: block;
  height: 100%;
  color: inherit;
  text-decoration: none;
}

.project-catalog-card figure {
  aspect-ratio: 16 / 10;
  margin: 0;
  overflow: hidden;
  background: var(--green-soft);
}

.project-catalog-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-catalog-card > a > div {
  padding: 1.6rem;
}

.project-catalog-card span {
  color: var(--green);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
}

.project-catalog-card h3 {
  margin: 0.7rem 0;
  color: var(--ink);
  font-size: 1.55rem;
  line-height: 1.18;
}

.project-catalog-card p {
  margin: 0;
  color: var(--muted);
}

.project-catalog-card strong {
  display: inline-block;
  margin-top: 1.3rem;
  color: var(--green-dark);
  font-size: 0.9rem;
}

.slide-controls {
  position: absolute;
  left: 50%;
  bottom: -2.9rem;
  display: flex;
  gap: 0.55rem;
  transform: translateX(-50%);
}

.slide-controls button {
  width: 28px;
  height: 4px;
  border: 0;
  border-radius: 999px;
  background: var(--line);
  cursor: pointer;
}

.slide-controls button.is-active {
  background: var(--green-dark);
}

.institute-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 2rem;
  align-items: start;
  max-width: var(--max);
  margin: 0 auto;
  padding: 5rem 1rem;
}

.intro-copy {
  display: grid;
  gap: 1rem;
}

.intro-copy h2 {
  margin: 0;
  font-size: 2.6rem;
  line-height: 1.04;
}

.intro-copy p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.intro-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.intro-links a {
  min-height: 150px;
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  text-decoration: none;
  box-shadow: 0 8px 30px rgba(31, 50, 35, 0.06);
}

.intro-links a:hover,
.intro-links a:focus-visible {
  border-color: rgba(103, 173, 47, 0.6);
  transform: translateY(-2px);
}

.intro-links strong {
  display: block;
  color: var(--green-dark);
  font-size: 1.15rem;
}

.intro-links span {
  display: block;
  margin-top: 0.5rem;
  color: var(--muted);
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 520px;
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(103, 173, 47, 0.15), rgba(241, 135, 53, 0.12)),
    linear-gradient(0deg, #fff, #fff);
  box-shadow: var(--shadow);
  isolation: isolate;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 32px;
  border: 1px solid rgba(103, 173, 47, 0.35);
  border-radius: 8px;
}

.hero-visual img {
  width: min(72%, 380px);
  filter: drop-shadow(0 18px 28px rgba(39, 69, 43, 0.12));
}

.orbit-card {
  position: absolute;
  display: grid;
  place-items: center;
  min-width: 64px;
  min-height: 40px;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--green-dark);
  background: rgba(255, 255, 255, 0.9);
  font-weight: 900;
  box-shadow: 0 12px 30px rgba(38, 69, 45, 0.12);
}

.orbit-card.one {
  right: 34px;
  top: 82px;
}

.orbit-card.two {
  left: 38px;
  bottom: 126px;
}

.orbit-card.three {
  right: 92px;
  bottom: 58px;
  color: var(--accent);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: var(--max);
  margin: 0 auto 1.5rem;
  padding: 0 1rem;
  gap: 1rem;
}

.metrics article,
.research-grid article,
.news-grid article,
.person-card,
.media-grid article,
.contact-card,
.contact-form,
.process article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  box-shadow: 0 8px 30px rgba(31, 50, 35, 0.06);
}

.metrics article {
  min-height: 132px;
  padding: 1.3rem;
}

.metrics strong {
  display: block;
  color: var(--green);
  font-size: 2rem;
  line-height: 1;
}

.metrics span {
  display: block;
  margin-top: 0.65rem;
  color: var(--graphite);
  font-weight: 750;
}

.split-section,
.text-stack,
.research-section,
.partners-section,
.news-section,
.instagram-section,
.values,
.mission-grid,
.team-grid,
.process,
.media-grid,
.contact-layout,
.empty-state,
.partner-note {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4rem 1rem;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(0, 1.15fr);
  gap: 2rem;
  align-items: start;
  border-top: 1px solid var(--line);
}

.split-section h2,
.section-heading h2,
.values h2,
.empty-state h2,
.partner-note h2 {
  margin: 0;
  color: var(--ink);
  font-size: 2rem;
  line-height: 1.12;
}

.split-section p:last-child,
.text-stack p,
.page-hero p,
.empty-state p,
.partner-note p {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.page-hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4.8rem 1rem 3rem;
}

.page-hero p:last-child {
  max-width: 760px;
  margin-top: 1rem;
}

.text-stack {
  display: grid;
  gap: 1rem;
  padding-top: 1rem;
}

.text-stack p {
  max-width: 900px;
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  padding-top: 1rem;
}

.mission-grid article {
  min-height: 290px;
  padding: 2rem;
  border-radius: 8px;
  color: white;
  background: var(--green-dark);
}

.mission-grid article:nth-child(2) {
  background: var(--graphite);
}

.mission-grid span,
.research-grid span {
  font-weight: 900;
  color: var(--green);
}

.mission-grid h2 {
  margin: 1.2rem 0 0.6rem;
  font-size: 2rem;
}

.mission-grid p {
  margin: 0;
}

.values {
  padding-top: 1rem;
}

.values div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.4rem;
}

.values span {
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--green-dark);
  background: white;
  font-weight: 760;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: center;
  margin-bottom: 2rem;
}

.section-more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0.65rem 1.15rem;
  border-radius: 999px;
  color: white;
  background: var(--green);
  font-weight: 850;
  text-decoration: none;
}

.section-more:hover,
.section-more:focus-visible {
  background: var(--green-dark);
}

.research-grid,
.news-grid,
.logo-grid,
.media-grid,
.team-grid,
.process {
  display: grid;
  gap: 1rem;
}

.research-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.research-grid:not(.compact) {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.research-grid article {
  min-height: 270px;
  padding: 1.35rem;
}

.research-card > a {
  display: flex;
  width: 100%;
  min-height: 100%;
  color: inherit;
  text-decoration: none;
}

.research-card:hover,
.research-card:focus-within {
  border-color: rgba(103, 173, 47, 0.6);
  box-shadow: 0 18px 38px rgba(31, 50, 35, 0.12);
  transform: translateY(-3px);
}

.research-grid.product-style article {
  position: relative;
  display: flex;
  align-items: end;
  min-height: 315px;
  padding: 1.4rem;
  border: 0;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(5, 18, 10, 0.04), rgba(5, 18, 10, 0.82)),
    url("hidrogenio-verde.jpg") center / cover;
  box-shadow: none;
  overflow: hidden;
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.research-grid.product-style .research-card > a {
  align-items: end;
}

.research-grid.product-style article:nth-child(2) {
  background:
    linear-gradient(180deg, rgba(5, 18, 10, 0.05), rgba(5, 18, 10, 0.82)),
    url("energia-solar-eolica.jpg") center / cover;
}

.research-grid.product-style article:nth-child(3) {
  background:
    linear-gradient(180deg, rgba(5, 18, 10, 0.04), rgba(5, 18, 10, 0.84)),
    url("captura-co2.jpg") center / cover;
}

.research-grid.product-style article:nth-child(4) {
  background:
    linear-gradient(180deg, rgba(5, 18, 10, 0.04), rgba(5, 18, 10, 0.84)),
    url("descarbonizacao-industria.jpg") center / cover;
}

.research-grid.product-style article div {
  position: relative;
  z-index: 1;
}

.research-grid.product-style span {
  color: rgba(255, 255, 255, 0.74);
}

.research-grid.product-style h3 {
  color: white;
  font-size: 1.55rem;
}

.research-grid.product-style p {
  display: none;
}

.research-grid h3,
.news-grid h3,
.media-grid h2,
.person-card h3,
.process h2 {
  margin: 0.8rem 0 0.5rem;
  color: var(--ink);
  line-height: 1.2;
}

.news-grid h3 a {
  color: inherit;
  text-decoration: none;
  text-underline-offset: 0.18em;
}

.news-grid h3 a:hover,
.news-grid h3 a:focus-visible {
  color: var(--green-dark);
  text-decoration: underline;
}

.research-grid p,
.news-grid p,
.media-grid p,
.person-card p,
.process p {
  margin: 0;
  color: var(--muted);
}

.logo-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.logo-grid.compact {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.logo-grid article {
  display: grid;
  place-items: center;
  min-height: 122px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.logo-grid .partner-logo {
  padding: 1rem;
}

.logo-grid .partner-logo img {
  width: auto;
  max-width: 90%;
  max-height: 86px;
  object-fit: contain;
}

.news-grid {
  grid-template-columns: minmax(0, 1fr);
}

.news-grid.compact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.news-grid article {
  display: flex;
  flex-direction: column;
  min-height: 500px;
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 24px;
  background: #fbf8f5;
  box-shadow: none;
}

.news-grid article::before {
  content: "";
  display: block;
  min-height: 238px;
  background:
    linear-gradient(180deg, rgba(40, 95, 62, 0.04), rgba(40, 95, 62, 0.16)),
    url("banner-zeroc-1.jpg") center / cover;
}

.news-grid article:nth-child(2)::before {
  background:
    linear-gradient(180deg, rgba(40, 95, 62, 0.04), rgba(40, 95, 62, 0.16)),
    url("banner-zeroc-2.jpg") center / cover;
}

.news-grid article:nth-child(3)::before {
  background:
    linear-gradient(180deg, rgba(40, 95, 62, 0.04), rgba(40, 95, 62, 0.16)),
    url("banner-zeroc-3.jpg") center / cover;
}

.news-grid article.news-debate::before {
  background:
    #f2f3f0 url("noticia-debates-rede-zero-c-pe.png") center 28% / contain no-repeat;
}

.news-grid article.news-semeco::before {
  min-height: 320px;
  background:
    linear-gradient(180deg, rgba(11, 59, 41, 0.02), rgba(11, 59, 41, 0.12)),
    url("noticia-ana-dolores-semeco-mesa.jpg") center 35% / cover;
}

.news-grid article > * {
  margin-left: 2.2rem;
  margin-right: 2.2rem;
}

.news-grid article .tag {
  margin-top: 1.8rem;
}

.news-section .section-heading > p,
.instagram-section .section-heading > p {
  max-width: 430px;
  margin: 0;
  color: var(--muted);
}

.news-grid time {
  display: block;
  margin-bottom: 0.7rem;
  color: var(--green-dark);
  font-weight: 850;
}

.news-article {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem 1rem 6rem;
}

.news-article-topbar {
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
}

.news-article-topbar a {
  color: var(--green-dark);
  font-weight: 800;
  text-decoration: none;
}

.news-article-header {
  max-width: 980px;
  margin-inline: auto;
  padding: 4rem 0 3rem;
}

.news-article.standard-article .news-article-header {
  max-width: 900px;
}

.news-article.standard-article .news-article-cover,
.news-article.standard-article .news-article-gallery {
  max-width: 900px;
  margin-inline: auto;
}

.news-article-header h1 {
  max-width: 900px;
  margin: 1rem 0 1.25rem;
  color: var(--ink);
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  line-height: 1.02;
}

.news-article-header time {
  color: var(--muted);
  font-weight: 750;
}

.news-article-cover {
  display: grid;
  place-items: center;
  margin: 0;
  padding: 2.5rem;
  border-radius: 8px;
  background: #f2f3f0;
}

.news-article-cover img {
  display: block;
  width: min(100%, 720px);
  height: auto;
  border-radius: 4px;
  box-shadow: 0 24px 60px rgba(11, 49, 35, 0.16);
}

.news-image-trigger {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: inherit;
  background: transparent;
  cursor: zoom-in;
}

.news-image-trigger:focus-visible {
  outline: 3px solid var(--green);
  outline-offset: 4px;
}

.news-article-cover.is-wide {
  padding: 0;
  overflow: hidden;
}

.news-article-cover.is-wide img {
  width: 100%;
  border-radius: 0;
  box-shadow: none;
}

.news-article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.42fr);
  gap: 5rem;
  align-items: start;
  padding-top: 4rem;
}

.news-article-layout.no-service {
  grid-template-columns: minmax(0, 900px);
  justify-content: center;
}

.news-article-layout.no-service .news-article-body {
  max-width: none;
}

.news-article-body {
  display: grid;
  gap: 1.4rem;
  max-width: 760px;
}

.news-article-body p {
  margin: 0;
  color: var(--ink);
  font-size: 1.12rem;
  line-height: 1.8;
}

.news-service {
  padding: 2rem;
  border-top: 4px solid var(--green);
  background: var(--wash);
}

.news-service h2 {
  margin: 0.75rem 0 1.5rem;
  color: var(--ink);
  font-size: 1.35rem;
  line-height: 1.3;
}

.news-service ul {
  display: grid;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.news-article-gallery {
  margin-top: 4rem;
  padding-top: 4rem;
  border-top: 1px solid var(--line);
}

.news-article-gallery figure {
  margin: 0;
}

.news-article-gallery img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
}

body.lightbox-open {
  overflow: hidden;
}

.image-lightbox {
  width: min(94vw, 1500px);
  max-width: none;
  height: min(92vh, 1000px);
  max-height: none;
  margin: auto;
  padding: 3.5rem;
  border: 0;
  background: transparent;
  overflow: hidden;
}

.image-lightbox::backdrop {
  background: rgba(4, 18, 12, 0.92);
  backdrop-filter: blur(5px);
}

.image-lightbox img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.image-lightbox-close {
  position: absolute;
  top: 0.3rem;
  right: 0.3rem;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  color: white;
  background: rgba(8, 42, 29, 0.72);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
}

.tag {
  display: inline-flex;
  padding: 0;
  border-radius: 0;
  color: var(--green-dark);
  background: transparent;
  font-size: 0.98rem;
  font-weight: 850;
  text-transform: uppercase;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  width: fit-content;
  margin-top: auto;
  padding-top: 1.2rem;
  padding-bottom: 2rem;
  color: var(--green);
  font-weight: 850;
  text-decoration: none;
}

.read-more::after {
  content: "->";
  font-size: 1.35rem;
  line-height: 1;
}

.read-more:hover,
.read-more:focus-visible {
  color: var(--green);
}

.instagram-section {
  padding-top: 3rem;
}

.instagram-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.instagram-grid article {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  box-shadow: 0 8px 30px rgba(31, 50, 35, 0.06);
}

.instagram-frame {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  background:
    linear-gradient(135deg, rgba(40, 95, 62, 0.86), rgba(103, 173, 47, 0.62)),
    url("carbon-neutral-concept.jpg") center / cover;
}

.instagram-frame img {
  width: min(58%, 180px);
  padding: 0.7rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
}

.instagram-frame span {
  position: absolute;
  right: 1rem;
  top: 1rem;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--green-dark);
  background: white;
  font-weight: 900;
}

.instagram-grid h3,
.instagram-grid p {
  padding-inline: 1.1rem;
}

.instagram-grid h3 {
  margin: 1rem 0 0.35rem;
  color: var(--ink);
}

.instagram-grid p {
  margin: 0;
  padding-bottom: 1.2rem;
  color: var(--muted);
}

.team-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.person-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 0;
  color: inherit;
  text-decoration: none;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.person-card:hover,
.person-card:focus-visible {
  border-color: rgba(40, 95, 62, 0.42);
  box-shadow: 0 22px 48px rgba(24, 55, 35, 0.16);
  transform: translateY(-6px);
}

.person-card:focus-visible {
  outline: 3px solid rgba(103, 173, 47, 0.28);
  outline-offset: 3px;
}

details {
  margin-top: 0.9rem;
}

summary {
  color: var(--green-dark);
  font-weight: 850;
  cursor: pointer;
}

.team-hero {
  min-height: 280px;
  padding: 4.4rem max(1rem, calc((100vw - var(--max)) / 2));
  color: white;
  background: var(--green-dark);
}

.team-hero .eyebrow {
  color: #bddd85;
}

.team-hero h1 {
  margin: 0;
  color: white;
  font-size: clamp(3rem, 5vw, 4.6rem);
  line-height: 1;
  letter-spacing: 0;
}

.team-hero-copy > p:last-child {
  max-width: 650px;
  margin: 1.15rem 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1rem;
}

.team-leadership {
  max-width: var(--max);
  margin: 0 auto;
  padding: 5rem 1rem 2rem;
}

.team-leadership-heading {
  margin-bottom: 1.5rem;
}

.team-leadership-heading h2 {
  margin: 0;
  font-size: 2.3rem;
  line-height: 1.08;
}

.team-leader-card {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  min-height: 480px;
  color: inherit;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f5f7f3;
  text-decoration: none;
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.team-leader-card:hover,
.team-leader-card:focus-visible {
  border-color: rgba(40, 95, 62, 0.5);
  box-shadow: 0 20px 50px rgba(24, 55, 35, 0.12);
}

.team-leader-card:focus-visible {
  outline: 3px solid rgba(103, 173, 47, 0.28);
  outline-offset: 3px;
}

.team-leader-card figure {
  min-height: 480px;
  margin: 0;
  background: #dfe7dd;
  overflow: hidden;
}

.team-leader-card figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
}

.team-leader-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2.2rem, 5vw, 4.8rem);
}

.team-leader-org {
  align-self: flex-start;
  margin-bottom: 1.5rem;
  padding: 0.38rem 0.7rem;
  color: white;
  border-radius: 3px;
  background: var(--green-dark);
  font-size: 0.74rem;
  font-weight: 850;
}

.team-leader-copy .person-role {
  margin: 0;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.team-leader-copy h3 {
  margin: 0.45rem 0 0.7rem;
  color: var(--ink);
  font-size: clamp(2.3rem, 4vw, 4rem);
  line-height: 1;
}

.team-leader-institution,
.team-leader-summary {
  max-width: 640px;
  margin: 0;
}

.team-leader-institution {
  color: var(--green-dark);
  font-weight: 750;
}

.team-leader-summary {
  margin-top: 1.4rem;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

.team-leader-copy .person-link {
  width: min(100%, 260px);
  margin-top: 2rem;
}

.team-overview {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid rgba(255, 255, 255, 0.28);
}

.team-overview div {
  min-width: 0;
  padding: 1.35rem 1rem 0 0;
}

.team-overview div + div {
  padding-left: 1.25rem;
  border-left: 1px solid rgba(255, 255, 255, 0.28);
}

.team-overview strong,
.team-overview span {
  display: block;
}

.team-overview strong {
  color: #bddd85;
  font-size: 2.6rem;
  line-height: 1;
}

.team-overview span {
  margin-top: 0.65rem;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.86rem;
  line-height: 1.35;
}

.team-directory {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4rem 1rem 5rem;
}

.team-directory-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
}

.team-directory-heading h2 {
  margin: 0;
  color: var(--ink);
  font-size: 2.5rem;
  line-height: 1.05;
}

.team-filters {
  display: flex;
  gap: 0.45rem;
  max-width: 100%;
  overflow-x: auto;
  scrollbar-width: thin;
}

.team-filters button {
  flex: 0 0 auto;
  min-height: 40px;
  padding: 0.6rem 1rem;
  color: var(--green-dark);
  border: 1px solid #b9c8bb;
  border-radius: 4px;
  background: white;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 800;
  cursor: pointer;
}

.team-filters button:hover,
.team-filters button:focus-visible,
.team-filters button.is-active {
  color: white;
  border-color: var(--green-dark);
  background: var(--green-dark);
}

.team-directory .team-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding: 0;
}

.person-portrait {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 5;
  color: white;
  background: #214f35;
  isolation: isolate;
  overflow: hidden;
}

.person-portrait::before,
.profile-portrait::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(130deg, transparent 0 42%, rgba(255, 255, 255, 0.1) 42% 58%, transparent 58%),
    linear-gradient(35deg, transparent 0 63%, rgba(189, 221, 133, 0.22) 63%);
}

.person-portrait span {
  font-size: clamp(4.2rem, 7vw, 6rem);
  font-weight: 850;
  line-height: 1;
}

.person-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

.person-portrait i,
.profile-portrait i {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.34rem 0.65rem;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 999px;
  color: white;
  background: rgba(10, 38, 25, 0.28);
  font-size: 0.75rem;
  font-style: normal;
  font-weight: 850;
}

.person-card.tone-2 .person-portrait {
  background: #59705e;
}

.person-card.tone-3 .person-portrait {
  background: #4a812c;
}

.person-card.tone-4 .person-portrait {
  background: #9a5a2c;
}

.person-card-copy {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-height: 220px;
  padding: 1.35rem 1.4rem 1.45rem;
}

.person-card-copy .person-role {
  margin: 0;
  color: var(--green);
  font-size: 0.76rem;
  font-weight: 850;
  text-transform: uppercase;
}

.person-card-copy h3 {
  margin: 0.35rem 0 0.55rem;
  font-size: 1.42rem;
}

.person-card[hidden] {
  display: none;
}

.person-card-copy .person-institution {
  font-size: 0.92rem;
  line-height: 1.45;
}

.person-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: auto;
  padding-top: 1.2rem;
  color: var(--green-dark);
  font-size: 0.9rem;
  font-weight: 850;
}

.person-link b {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 1.15rem;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.person-card:hover .person-link b,
.person-card:focus-visible .person-link b {
  color: white;
  border-color: var(--green-dark);
  background: var(--green-dark);
}

.profile-page {
  background: white;
}

.profile-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: var(--max);
  min-height: 82px;
  margin: 0 auto;
  padding: 1rem;
}

.profile-topbar > span {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.profile-back {
  display: inline-flex;
  color: var(--green-dark);
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;
}

.profile-back:hover,
.profile-back:focus-visible {
  text-decoration: underline;
}

.profile-stage {
  color: white;
  background: var(--green-dark);
}

.profile-stage-inner {
  display: grid;
  grid-template-columns: minmax(360px, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7rem);
  max-width: var(--max);
  min-height: 680px;
  margin: 0 auto;
  padding: 3.5rem 1rem;
}

.profile-portrait {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  max-width: 470px;
  aspect-ratio: 4 / 5;
  border: 10px solid white;
  border-radius: 8px;
  color: white;
  background: #53715c;
  box-shadow: 0 28px 65px rgba(4, 24, 15, 0.34);
  isolation: isolate;
  overflow: hidden;
}

.profile-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

.profile-portrait span {
  font-size: clamp(7rem, 13vw, 11rem);
  font-weight: 850;
  line-height: 1;
}

.profile-intro {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 1rem 0;
}

.profile-intro .eyebrow {
  color: #bddd85;
}

.profile-intro h1 {
  max-width: 640px;
  margin: 0;
  color: white;
  font-size: clamp(3.2rem, 6vw, 5.8rem);
  line-height: 0.94;
  letter-spacing: 0;
}

.profile-role {
  margin: 1.1rem 0 0;
  color: #bddd85;
  font-size: 1.25rem;
  font-weight: 850;
}

.profile-description {
  max-width: 620px;
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.08rem;
}

.profile-org {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  max-width: 620px;
  margin: 2rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.24);
}

.profile-org strong {
  flex: 0 0 auto;
  color: #bddd85;
}

.profile-org span {
  color: rgba(255, 255, 255, 0.72);
}

.profile-biography {
  display: grid;
  grid-template-columns: minmax(240px, 0.7fr) minmax(0, 1.3fr);
  align-items: start;
  gap: clamp(2rem, 6vw, 6rem);
  max-width: var(--max);
  margin: 0 auto;
  padding: 5rem 1rem;
  border-bottom: 1px solid var(--line);
}

.profile-biography-heading h2 {
  max-width: 320px;
  margin: 0;
  color: var(--ink);
  font-size: 2.3rem;
  line-height: 1.08;
}

.profile-biography-copy {
  display: grid;
  gap: 1.4rem;
  max-width: 820px;
}

.profile-biography-copy p {
  margin: 0;
  color: var(--ink);
  font-size: 1.04rem;
  line-height: 1.78;
}

.profile-biography-copy a {
  color: var(--green-dark);
  font-weight: 750;
  text-underline-offset: 0.18em;
}

.profile-resources {
  display: grid;
  grid-template-columns: minmax(240px, 0.7fr) minmax(0, 1.3fr);
  align-items: end;
  gap: clamp(2rem, 6vw, 6rem);
  max-width: var(--max);
  margin: 0 auto;
  padding: 5rem 1rem;
  border-bottom: 1px solid var(--line);
}

.profile-resources-heading h2 {
  margin: 0;
  color: var(--ink);
  font-size: 2.3rem;
  line-height: 1.05;
}

.profile-contact {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.profile-contact a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-width: 0;
  min-height: 96px;
  padding: 1rem 1rem 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--green-dark);
  background: var(--wash);
  font-weight: 800;
  line-height: 1.25;
  text-decoration: none;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.profile-contact a span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.profile-contact .contact-icon {
  display: grid;
  flex: 0 0 42px;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  color: white;
  background: var(--green-dark);
  font-size: 1.1rem;
  font-weight: 900;
}

.profile-contact .contact-icon.cnpq {
  color: var(--ink);
  background: #bddd85;
}

.profile-contact .contact-icon.cnpq img {
  width: 25px;
  height: 25px;
  object-fit: contain;
}

.profile-contact a small {
  display: block;
  margin-bottom: 0.18rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 750;
}

.profile-contact a b {
  display: grid;
  flex: 0 0 34px;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: white;
  background: var(--green-dark);
}

.profile-contact a:hover,
.profile-contact a:focus-visible {
  color: white;
  border-color: var(--green-dark);
  background: var(--green-dark);
}

.profile-contact a:hover small,
.profile-contact a:focus-visible small {
  color: rgba(255, 255, 255, 0.72);
}

.profile-contact a:hover b,
.profile-contact a:focus-visible b {
  color: var(--green-dark);
  background: white;
}

.profile-footer-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1rem 1rem;
}

.profile-footer-nav a {
  color: var(--green-dark);
  font-weight: 850;
  text-decoration: none;
}

.profile-footer-nav a:hover,
.profile-footer-nav a:focus-visible {
  text-decoration: underline;
}

.academic-profile {
  padding-bottom: 1rem;
  background: white;
}

.academic-profile-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: var(--max);
  min-height: 72px;
  margin: 0 auto;
  padding: 1rem;
  border-bottom: 1px solid var(--line);
}

.academic-profile-topbar a {
  color: var(--green-dark);
  font-size: 0.88rem;
  font-weight: 800;
  text-decoration: none;
}

.academic-profile-topbar a:hover,
.academic-profile-topbar a:focus-visible {
  text-decoration: underline;
}

.academic-profile-topbar span {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
}

.academic-profile-heading {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4.5rem 1rem 3.8rem;
  border-bottom: 1px solid var(--line);
  text-align: center;
}

.academic-profile-heading > span {
  display: block;
  width: 10px;
  height: 10px;
  margin: 0 auto 1.8rem;
  background: var(--green-dark);
}

.academic-profile-heading .eyebrow {
  margin-bottom: 1.1rem;
}

.academic-profile-heading h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 850;
  line-height: 1;
  letter-spacing: 0;
}

.academic-profile-role {
  margin: 1.4rem 0 0;
  color: var(--green-dark);
  font-size: 1.45rem;
  font-weight: 750;
}

.academic-profile-org {
  margin: 0.45rem 0 0;
  color: var(--muted);
  font-size: 1rem;
}

.academic-profile-layout {
  display: grid;
  grid-template-columns: minmax(230px, 0.68fr) minmax(0, 1.35fr) minmax(230px, 0.62fr);
  align-items: start;
  gap: clamp(2rem, 4vw, 4rem);
  max-width: var(--max);
  margin: 0 auto;
  padding: 4rem 1rem 5rem;
  border-bottom: 1px solid var(--line);
}

.academic-profile-portrait {
  display: grid;
  place-items: center;
  width: 100%;
  margin: 0;
  aspect-ratio: 4 / 5;
  color: white;
  border-radius: 4px;
  background: #dfe7dd;
  overflow: hidden;
}

.academic-profile-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

.academic-profile-portrait > span {
  font-size: clamp(4rem, 8vw, 7rem);
  font-weight: 850;
}

.academic-profile-biography {
  min-width: 0;
  padding-left: clamp(1.8rem, 3vw, 3.2rem);
  border-left: 1px solid var(--line);
}

.academic-profile-biography h2 {
  margin: 0 0 1.6rem;
  color: var(--ink);
  font-size: 2.6rem;
  font-weight: 850;
  line-height: 1.05;
}

.academic-profile-biography p:not(.eyebrow) {
  max-width: 720px;
  margin: 0;
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.82;
}

.academic-profile-biography p + p {
  margin-top: 1.35rem;
}

.academic-profile-biography a {
  color: var(--green-dark);
  font-weight: 750;
  text-underline-offset: 0.18em;
}

.academic-profile-links {
  min-width: 0;
  padding-left: clamp(1.8rem, 3vw, 3rem);
  border-left: 1px solid var(--line);
}

.academic-profile-links h2 {
  margin: 0 0 1.2rem;
  color: var(--ink);
  font-size: 1.45rem;
  font-weight: 850;
  line-height: 1.2;
}

.academic-profile-links > a {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  align-items: center;
  gap: 0.8rem;
  min-width: 0;
  padding: 1.15rem 0;
  color: var(--green-dark);
  border-top: 1px solid var(--line);
  font-weight: 800;
  line-height: 1.25;
  text-decoration: none;
}

.academic-profile-links > a:last-child {
  border-bottom: 1px solid var(--line);
}

.academic-profile-links > a:hover,
.academic-profile-links > a:focus-visible {
  color: var(--green);
}

.academic-profile-links > a > span:last-child {
  min-width: 0;
  overflow-wrap: anywhere;
}

.academic-profile-links small {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 750;
}

.academic-link-icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  color: var(--green-dark);
  border: 1px solid #b7c6b9;
  font-weight: 900;
}

.academic-link-icon.lattes img {
  width: 21px;
  height: 21px;
  object-fit: contain;
}

.academic-profile-footer {
  display: flex;
  justify-content: flex-end;
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1rem 1rem;
}

.academic-profile-footer a {
  color: var(--green-dark);
  font-weight: 850;
  text-decoration: none;
}

.academic-profile-footer a:hover,
.academic-profile-footer a:focus-visible {
  text-decoration: underline;
}

@media (max-width: 980px) {
  .academic-profile-layout {
    grid-template-columns: minmax(230px, 0.7fr) minmax(0, 1.3fr);
  }

  .academic-profile-links {
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding: 2rem 0 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .academic-profile-links h2 {
    grid-column: 1 / -1;
  }

  .academic-profile-links > a {
    padding: 1rem;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 620px) {
  .academic-profile-topbar {
    min-height: 64px;
  }

  .academic-profile-topbar span {
    display: none;
  }

  .academic-profile-heading {
    padding-top: 3rem;
    padding-bottom: 2.8rem;
  }

  .academic-profile-heading > span {
    margin-bottom: 1.3rem;
  }

  .academic-profile-heading h1 {
    font-size: 2.75rem;
  }

  .academic-profile-role {
    font-size: 1.2rem;
  }

  .academic-profile-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding-top: 3rem;
    padding-bottom: 3.5rem;
  }

  .academic-profile-portrait {
    width: min(100%, 420px);
    margin: 0 auto;
  }

  .academic-profile-biography {
    padding: 2.5rem 0 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .academic-profile-biography h2 {
    font-size: 2.15rem;
  }

  .academic-profile-links {
    grid-template-columns: 1fr;
  }

  .academic-profile-links h2 {
    grid-column: auto;
  }

  .academic-profile-links > a {
    padding-right: 0;
    padding-left: 0;
    border-bottom: 0;
  }

  .academic-profile-footer {
    justify-content: flex-start;
  }
}

.research-profile {
  padding-bottom: 5rem;
  background: white;
}

.research-profile-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  min-height: 82px;
  margin: 0 auto;
  padding: 1rem;
}

.research-profile-topbar > span {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.research-profile-hero {
  display: flex;
  align-items: end;
  min-height: 540px;
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem;
  border-radius: 8px;
  color: white;
  background:
    linear-gradient(90deg, rgba(5, 30, 19, 0.92), rgba(5, 30, 19, 0.54) 52%, rgba(5, 30, 19, 0.08)),
    url("hidrogenio-verde.jpg") center / cover;
}

.research-visual-2 {
  background-image:
    linear-gradient(90deg, rgba(5, 30, 19, 0.92), rgba(5, 30, 19, 0.54) 52%, rgba(5, 30, 19, 0.08)),
    url("energia-solar-eolica.jpg");
}

.research-visual-3 {
  background-image:
    linear-gradient(90deg, rgba(5, 30, 19, 0.92), rgba(5, 30, 19, 0.54) 52%, rgba(5, 30, 19, 0.08)),
    url("captura-co2.jpg");
}

.research-visual-4 {
  background-image:
    linear-gradient(90deg, rgba(5, 30, 19, 0.92), rgba(5, 30, 19, 0.54) 52%, rgba(5, 30, 19, 0.08)),
    url("descarbonizacao-industria.jpg");
}

.research-profile-hero > div {
  max-width: 690px;
}

.research-profile-hero .eyebrow {
  color: #c9e79a;
}

.research-profile-hero h1 {
  margin: 0;
  color: white;
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 0.98;
}

.research-profile-hero > div > p:last-child {
  margin: 1.25rem 0 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.08rem;
}

.research-profile-summary {
  display: block;
  max-width: var(--max);
  margin: 0 auto;
  padding: 4.5rem 1rem;
  border-bottom: 1px solid var(--line);
}

.research-profile-summary .eyebrow {
  margin: 0 0 1.1rem;
}

.research-profile-summary > p:last-child {
  max-width: 840px;
  margin: 0;
  color: var(--ink);
  font-size: 1.06rem;
  line-height: 1.75;
  font-weight: 400;
  text-align: left;
}

.research-profile-more {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem 1rem 0;
}

.research-profile-links {
  border-top: 1px solid var(--line);
}

.research-profile-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 76px;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--green-dark);
  font-weight: 850;
  text-decoration: none;
}

.research-profile-links a:hover,
.research-profile-links a:focus-visible {
  color: white;
  padding-inline: 1rem;
  background: var(--green-dark);
}

.research-profile-links a[aria-current="page"] {
  color: var(--muted);
  pointer-events: none;
}

.process {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding-top: 1rem;
}

.process article {
  min-height: 210px;
  padding: 1.4rem;
}

.process strong {
  color: var(--green);
}

.media-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.media-grid article {
  overflow: hidden;
}

.media-grid h2,
.media-grid p {
  padding-inline: 1.2rem;
}

.media-grid p {
  padding-bottom: 1.25rem;
}

.media-thumb {
  display: grid;
  place-items: center;
  min-height: 170px;
  background:
    linear-gradient(135deg, rgba(40, 95, 62, 0.88), rgba(103, 173, 47, 0.78)),
    url("carbon-neutral-concept.jpg") center / cover;
}

.media-thumb span {
  padding: 0.55rem 0.75rem;
  border-radius: 6px;
  color: var(--green-dark);
  background: white;
  font-weight: 850;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  gap: 1rem;
}

.contact-card,
.contact-form {
  padding: 1.5rem;
}

.contact-card h2 {
  margin: 0 0 0.5rem;
}

.contact-card p {
  color: var(--muted);
}

dl {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0 0;
}

dt {
  color: var(--green-dark);
  font-weight: 850;
}

dd {
  margin: 0.25rem 0 0;
  color: var(--muted);
}

.contact-form {
  display: grid;
  gap: 1rem;
}

label {
  display: grid;
  gap: 0.35rem;
  color: var(--green-dark);
  font-weight: 850;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.8rem 0.85rem;
  color: var(--ink);
  background: white;
  font: inherit;
}

textarea {
  resize: vertical;
}

input:focus,
textarea:focus {
  outline: 3px solid rgba(103, 173, 47, 0.22);
  border-color: var(--green);
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.empty-state,
.partner-note {
  padding-top: 1rem;
}

.empty-state,
.partner-note {
  text-align: left;
}

.site-footer {
  margin-top: 3rem;
  color: white;
  background: var(--green-dark);
}

.footer-accent {
  height: 8px;
  background: var(--green);
}

.footer-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 2.4rem max(1rem, calc((100vw - var(--max)) / 2));
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-footer img {
  width: 86px;
  height: 86px;
  padding: 0.32rem;
  border-radius: 8px;
  background: white;
  object-fit: contain;
}

.site-footer h2 {
  margin: 0;
  max-width: 720px;
  color: white;
  font-size: 1.16rem;
  line-height: 1.2;
  letter-spacing: 0;
}

.site-footer p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.92rem;
}

.site-footer .footer-legal {
  margin-top: 0.35rem;
  color: rgba(255, 255, 255, 0.64);
  text-align: left;
}

@media (max-width: 980px) {
  .news-article-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .site-header {
    min-height: 76px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    inset: 76px 1rem auto 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: white;
    box-shadow: var(--shadow);
  }

  .menu-open .site-nav {
    display: flex;
  }

  .site-nav a {
    color: var(--graphite);
    padding: 0.8rem;
  }

  .site-nav a:hover,
  .site-nav a:focus-visible,
  .site-nav a[aria-current="page"] {
    color: var(--green-dark);
    background: var(--green-soft);
  }

  .site-nav .language-link {
    margin-left: 0;
    color: white;
    background: var(--green-dark);
    text-align: center;
  }

  .site-nav .language-link:hover,
  .site-nav .language-link:focus-visible {
    color: white;
    background: var(--green);
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 3rem;
  }

  .slide-shell {
    height: clamp(190px, 38vw, 300px);
    min-height: auto;
    padding-top: 0;
  }

  .hero-slide {
    display: none;
    min-height: auto;
  }

  .hero-slide.is-active {
    display: flex;
    min-height: auto;
  }

  .hero-slide h1 {
    font-size: 2.75rem;
  }

  .institute-intro,
  .intro-links,
  .news-grid.compact,
  .instagram-grid {
    grid-template-columns: 1fr;
  }

  .featured-slide-section {
    padding-top: 2.2rem;
  }

  .featured-slide-window {
    padding-top: 0;
    padding-bottom: 1.35rem;
  }

  .featured-slide-track {
    gap: 0.85rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .featured-slide-card {
    flex-basis: calc(100vw - 2rem);
    min-height: 280px;
    border-radius: 20px;
  }

  .featured-slide-card > div {
    padding: 2rem;
  }

  .hero h1,
  .page-hero h1 {
    font-size: 2.6rem;
  }

  .hero-visual {
    min-height: 410px;
  }

  .research-grid,
  .research-grid:not(.compact),
  .team-grid,
  .news-grid.compact,
  .media-grid,
  .contact-layout,
  .process {
    grid-template-columns: 1fr;
  }

  .team-hero {
    min-height: 0;
    padding-top: 3.8rem;
    padding-bottom: 3.8rem;
  }

  .team-leader-card {
    grid-template-columns: minmax(260px, 0.9fr) minmax(0, 1.1fr);
  }

  .team-directory-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .team-directory .team-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .profile-stage-inner,
  .profile-biography,
  .profile-resources {
    grid-template-columns: 1fr;
  }

  .profile-stage-inner {
    gap: 2.8rem;
    min-height: 0;
    padding-top: 3.5rem;
    padding-bottom: 4rem;
  }

  .profile-portrait {
    max-width: 520px;
    min-height: 0;
    margin: 0 auto;
  }

  .profile-intro {
    max-width: 720px;
    padding-bottom: 0;
  }

  .profile-resources {
    align-items: start;
    gap: 2rem;
  }

  .profile-biography {
    gap: 2rem;
  }

  .research-profile-hero {
    min-height: 460px;
    padding: 2.5rem;
  }

  .project-article-hero {
    grid-template-columns: 1fr;
  }

  .project-directory-heading,
  .project-catalog-grid {
    grid-template-columns: 1fr;
  }

  .project-directory-heading {
    gap: 1.25rem;
  }

  .project-article-heading {
    padding: 3.5rem 2.5rem;
  }

  .project-article-hero figure,
  .project-article-hero img {
    min-height: 540px;
    max-height: 680px;
  }

  .metrics,
  .mission-grid,
  .split-section,
  .logo-grid,
  .logo-grid.compact {
    grid-template-columns: 1fr;
  }

  .section-heading {
    display: block;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer .footer-legal {
    max-width: none;
    text-align: left;
  }
}

@media (max-width: 620px) {
  .project-article-topbar {
    align-items: flex-start;
    flex-direction: column;
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
  }

  .project-article-hero {
    border-radius: 0;
  }

  .project-article-heading {
    padding: 3rem 1.25rem;
  }

  .project-article-heading h1 {
    font-size: 2.65rem;
  }

  .project-article-heading > p:not(.eyebrow) {
    font-size: 1.05rem;
  }

  .project-article-hero figure,
  .project-article-hero img {
    min-height: 460px;
    max-height: 560px;
  }

  .project-content-section h2 {
    font-size: 1.45rem;
  }

  .project-facts {
    padding: 1.4rem;
  }

  .project-facts dl div {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  .image-lightbox {
    width: 100vw;
    height: 100vh;
    padding: 3.75rem 0.75rem 0.75rem;
  }

  .image-lightbox-close {
    top: 0.55rem;
    right: 0.75rem;
  }

  .news-article-header {
    padding-top: 3rem;
  }

  .news-article-header h1 {
    font-size: 2.5rem;
  }

  .news-article-cover {
    padding: 1rem;
  }

  .news-article-layout {
    padding-top: 3rem;
  }

  body {
    font-size: 15px;
  }

  .brand small {
    display: none;
  }

  .brand {
    min-width: 0;
  }

  .brand img {
    width: 50px;
    height: 50px;
  }

  .hero,
  .page-hero {
    padding-top: 2.1rem;
  }

  .hero h1,
  .page-hero h1 {
    font-size: 2.1rem;
  }

  .hero-slide h1 {
    font-size: 2.15rem;
  }

  .slide-controls {
    bottom: -2.2rem;
  }

  .premium-hero {
    padding-bottom: 3.8rem;
  }

  .news-grid article {
    min-height: 440px;
  }

  .news-grid article > * {
    margin-left: 1.35rem;
    margin-right: 1.35rem;
  }

  .intro-copy h2 {
    font-size: 2rem;
  }

  .hero-visual {
    min-height: 340px;
  }

  .orbit-card {
    min-width: 52px;
    min-height: 34px;
    font-size: 0.82rem;
  }

  .person-card {
    grid-template-columns: 1fr;
  }

  .team-hero {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }

  .team-hero h1 {
    font-size: 3rem;
  }

  .team-leadership {
    padding-top: 3.2rem;
  }

  .team-leader-card {
    grid-template-columns: 1fr;
  }

  .team-leader-card figure {
    min-height: 0;
    aspect-ratio: 4 / 5;
  }

  .team-leader-copy {
    padding: 2rem 1.4rem 2.2rem;
  }

  .team-leader-copy h3 {
    font-size: 2.3rem;
  }

  .team-directory {
    padding-top: 3.2rem;
    padding-bottom: 3.2rem;
  }

  .team-directory-heading,
  .team-directory .team-grid,
  .profile-contact {
    grid-template-columns: 1fr;
  }

  .team-directory-heading {
    gap: 1.3rem;
  }

  .team-filters {
    width: 100%;
    padding-bottom: 0.35rem;
  }

  .team-directory-heading h2 {
    font-size: 2rem;
  }

  .person-portrait {
    aspect-ratio: 4 / 5;
  }

  .profile-topbar {
    min-height: 68px;
  }

  .profile-topbar > span {
    display: none;
  }

  .profile-stage-inner {
    gap: 2rem;
    padding-top: 1rem;
    padding-bottom: 3rem;
  }

  .profile-portrait {
    width: min(100%, 430px);
    border-width: 7px;
  }

  .profile-intro {
    padding: 0;
  }

  .profile-intro h1 {
    font-size: 2.65rem;
  }

  .profile-org {
    display: grid;
    gap: 0.25rem;
  }

  .profile-resources {
    padding-top: 3.2rem;
    padding-bottom: 3.2rem;
  }

  .profile-biography {
    padding-top: 3.2rem;
    padding-bottom: 3.2rem;
  }

  .profile-biography-heading h2 {
    font-size: 2rem;
  }

  .profile-resources-heading h2 {
    font-size: 2rem;
  }

  .profile-footer-nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .research-profile {
    padding-bottom: 3.2rem;
  }

  .research-profile-topbar {
    min-height: 68px;
  }

  .research-profile-topbar > span {
    display: none;
  }

  .research-profile-hero {
    min-height: 440px;
    margin: 0 1rem;
    padding: 2rem 1.5rem;
  }

  .research-profile-hero h1 {
    font-size: 2.6rem;
  }

  .research-profile-summary {
    padding-top: 2.6rem;
    padding-bottom: 2.6rem;
  }

  .research-profile-more {
    padding-top: 2.6rem;
  }

  .split-section,
  .text-stack,
  .research-section,
  .partners-section,
  .news-section,
  .values,
  .mission-grid,
  .team-grid,
  .process,
  .media-grid,
  .contact-layout,
  .empty-state,
  .partner-note {
    padding-top: 2.6rem;
    padding-bottom: 2.6rem;
  }

  .footer-brand {
    align-items: flex-start;
  }
}