/* =========================================================================
   LMDM, esqueleto compartilhado por todos os temas.

   Este arquivo cuida só de ESTRUTURA: caixa, grade, empilhamento, mecânica
   do menu em telas pequenas, acessibilidade e impressão. Nenhuma decisão de
   cor, tipografia, borda ou raio mora aqui, isso é responsabilidade do
   arquivo de tema (`theme-*.css`), carregado depois.
   ========================================================================= */

/* Medidas e ritmo. O tema pode sobrescrever qualquer uma. */
:root {
  --space-1: .35rem;  --space-2: .7rem;   --space-3: 1.1rem;
  --space-4: 1.7rem;  --space-5: 2.6rem;  --space-6: 4.2rem;  --space-7: 6rem;
  --container: 1080px;
  --measure: 68ch;
  --header-h: 62px;
  --radius: 3px;
  --transition: 140ms ease;
  --step--2: 11.5px;
  --step--1: clamp(13px, 12.4px + .12vw, 14px);
  --step-0:  clamp(16px, 15.6px + .12vw, 16.5px);
  --step-1:  clamp(17.5px, 16.8px + .3vw, 19px);
  --step-2:  clamp(21px, 19px + .7vw, 26px);
  --step-3:  clamp(26px, 22px + 1.4vw, 36px);
  --step-4:  clamp(34px, 25px + 3.2vw, 58px);
  /* Os títulos saem do mesmo escalonamento, multiplicados por um fator.
     Fora da página inicial ele cai para .85: títulos de página, de seção e de
     projeto ocupavam espaço demais e apertavam o texto. A home mantém o corpo
     cheio porque ali o título grande é o próprio cartaz de entrada. */
  --titulo-escala: 1;
  --titulo-1: calc(var(--step-1) * var(--titulo-escala));
  --titulo-2: calc(var(--step-2) * var(--titulo-escala));
  --titulo-3: calc(var(--step-3) * var(--titulo-escala));
  --titulo-4: calc(var(--step-4) * var(--titulo-escala));
}

:root:not([data-page="home"]) { --titulo-escala: .85; }

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h, 64px) + 1rem);
  -webkit-text-size-adjust: 100%;
}

body { margin: 0; overflow-x: hidden; -webkit-font-smoothing: antialiased; }

img, svg, iframe { max-width: 100%; }
img { height: auto; display: block; }
ul, ol { margin: 0 0 1rem; padding-left: 1.2rem; }
p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }
h1, h2, h3, h4 { margin: 0 0 .6rem; text-wrap: balance; }
address { font-style: normal; }
address span { display: block; }
hr { border: 0; }

.icon { flex: none; vertical-align: -.18em; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%);
  white-space: nowrap; border: 0;
}

.skip-link { position: absolute; left: 1rem; top: -100%; z-index: 100; }
.skip-link:focus { top: .7rem; }

/* ---------- contêiner e seções ------------------------------------------ */
.container { width: min(100% - 2.6rem, var(--container, 1080px)); margin-inline: auto; }
.section { padding-block: var(--space-6, 4rem); }
.section-head { margin-bottom: var(--space-4, 1.7rem); }
.section-more { margin-top: var(--space-4, 1.7rem); }

/* ---------- cabeçalho ---------------------------------------------------- */
.site-header { position: sticky; top: 0; z-index: 50; }
.header-inner {
  min-height: var(--header-h, 64px);
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-3, 1.1rem);
}
.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; }
.brand-text { display: grid; }
.site-nav { display: flex; align-items: center; gap: var(--space-4, 1.7rem); }
.nav-list { display: flex; align-items: center; list-style: none; margin: 0; padding: 0; }
.nav-link { display: inline-flex; align-items: center; gap: .3rem; text-decoration: none; white-space: nowrap; }
.nav-tools { display: flex; align-items: center; gap: .45rem; }
.lang-switch { display: inline-flex; }
.lang-option { text-decoration: none; }
.icon-button { display: inline-grid; place-items: center; cursor: pointer; }

.theme-toggle .theme-icon-dark { display: none; }
:root[data-theme="dark"] .theme-toggle .theme-icon-light { display: none; }
:root[data-theme="dark"] .theme-toggle .theme-icon-dark { display: inline-grid; }

.nav-toggle { display: none; }
.nav-toggle .nav-toggle-close { display: none; }
.nav-toggle[aria-expanded="true"] .nav-toggle-open { display: none; }
.nav-toggle[aria-expanded="true"] .nav-toggle-close { display: inline-grid; }

@media (max-width: 900px) {
  .nav-toggle { display: inline-grid; order: 3; }
  .site-nav {
    position: fixed; inset: var(--header-h, 64px) 0 auto 0;
    flex-direction: column; align-items: stretch;
    gap: var(--space-3, 1.1rem);
    padding: var(--space-3, 1.1rem) 1.3rem var(--space-4, 1.7rem);
    transform: translateY(-6px); opacity: 0; visibility: hidden;
    transition: all var(--transition, 140ms ease);
    max-height: calc(100dvh - var(--header-h, 64px)); overflow-y: auto;
  }
  .site-nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav-list { flex-direction: column; align-items: stretch; }
  .nav-tools { justify-content: space-between; }
}

/* ---------- blocos de página -------------------------------------------- */
.hero { position: relative; overflow: hidden; }
.hero .container { position: relative; }
.hero-actions, .cta-actions { display: flex; flex-wrap: wrap; gap: .6rem; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
  text-decoration: none; cursor: pointer; }

.highlights { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr)); }
.highlight-value, .highlight-label { display: block; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr));
  gap: var(--space-3, 1.1rem); }
.card { display: flex; flex-direction: column; }
.card-icon { display: inline-grid; place-items: center; }
.card-link { display: inline-flex; align-self: flex-start; align-items: center; gap: .35rem;
  margin-top: auto; text-decoration: none; }
.card-link-button { margin-top: auto; align-self: flex-start; }
.cta-band { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--space-4, 1.7rem); }

.chip-nav { display: flex; flex-wrap: wrap; gap: .4rem; padding-top: var(--space-4, 1.7rem); }
.chip { display: inline-block; text-decoration: none; }
.tag-list { display: flex; flex-wrap: wrap; gap: .3rem; list-style: none; margin: 0; padding: 0; }

.research-list { display: grid; gap: var(--space-5, 2.6rem); }
.research-item { display: grid; grid-template-columns: 200px 1fr; gap: var(--space-4, 1.7rem);
  scroll-margin-top: calc(var(--header-h, 64px) + 1rem); }
.research-aside { display: grid; gap: var(--space-3, 1.1rem); align-content: start; }
@media (max-width: 780px) { .research-item { grid-template-columns: 1fr; } }

.team-group { scroll-margin-top: calc(var(--header-h, 64px) + 1rem); }
.group-title { display: flex; align-items: baseline; gap: .6rem; }
.member-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  gap: var(--space-3, 1.1rem); align-items: start; }
.member-card { display: grid; grid-template-columns: 84px 1fr; gap: var(--space-3, 1.1rem); }
.member-photo { width: 84px; height: 84px; overflow: hidden; display: grid; place-items: center; }
.member-photo img { width: 100%; height: 100%; object-fit: cover; }
.member-bio.is-clamped { position: relative; max-height: 8.2em; overflow: hidden; }
.bio-toggle { padding: 0; border: 0; background: none; font: inherit; cursor: pointer; }
.member-links { display: flex; flex-wrap: wrap; gap: .75rem; list-style: none; margin: 1rem 0 0; padding: 0; }
.member-links a { display: inline-flex; align-items: center; gap: .28rem; text-decoration: none; }
@media (max-width: 520px) {
  .member-card { grid-template-columns: 1fr; }
  .member-photo { width: 72px; height: 72px; }
}

.pub-toolbar { display: flex; flex-wrap: wrap; align-items: end; gap: var(--space-2, .7rem); }
.field { display: grid; gap: .25rem; }
.field-search { position: relative; flex: 1 1 250px; }
.field-search .field-icon { position: absolute; left: .6rem; top: 50%; transform: translateY(-50%);
  pointer-events: none; }
.pub-list { list-style: none; margin: 0; padding: 0; display: grid; }
.pub-item { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between;
  gap: var(--space-2, .7rem); }
.pub-body { flex: 1 1 min(100%, 520px); }
.pub-meta { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin: 0; }
.pub-year-heading { position: sticky; top: var(--header-h, 64px); z-index: 3; }
.orcid-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: var(--space-3, 1.1rem); }
.orcid-card { display: flex; align-items: center; gap: var(--space-3, 1.1rem); text-decoration: none; }
.orcid-card span { display: grid; }

input[type="text"], input[type="email"], input[type="search"], select, textarea {
  width: 100%; font: inherit;
}
textarea { resize: vertical; min-height: 120px; }
select { cursor: pointer; }

.contact-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: var(--space-5, 2.6rem); align-items: start; }
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-form { display: grid; gap: var(--space-3, 1.1rem); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3, 1.1rem); }
@media (max-width: 620px) { .form-row { grid-template-columns: 1fr; } }
.form-field { display: grid; gap: .3rem; }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3, 1.1rem); }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.contact-aside { display: grid; gap: var(--space-4, 1.7rem); }
.contact-list { list-style: none; margin: 0 0 1rem; padding: 0; display: grid; gap: .25rem; }
.map-embed { overflow: hidden; line-height: 0; }
.map-embed iframe { width: 100%; height: 360px; border: 0; }

/* Cada coluna ocupa a largura do que carrega, e o espaço que sobra é repartido
   por igual **entre** elas (`space-between`). Com colunas de largura fixa em
   fração, a lista curta ("Institucional") ficava com um vão morto dentro da
   própria coluna, e o intervalo entre colunas parecia desigual mesmo com o
   mesmo `gap`. A identidade ganha um teto de largura para o nome do
   laboratório não esticar a linha inteira. */
.footer-grid { display: grid; grid-template-columns: repeat(4, auto);
  justify-content: space-between; gap: var(--space-4, 1.7rem); }
.footer-brand { max-width: 24rem; }
.footer-address { max-width: 26rem; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .3rem; }
.footer-col a { text-decoration: none; }
.footer-institutions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4, 1.7rem); }
.footer-bottom { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--space-2, .7rem); }
.footer-bottom p { margin: 0; }
.back-to-top { display: inline-flex; align-items: center; gap: .3rem; text-decoration: none; }

.error-page { text-align: center; }
.error-page .hero-actions { justify-content: center; }

/* ---------- preferências do usuário ------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

@media print {
  .site-header, .site-footer, .pub-toolbar, .chip-nav, .map-embed,
  .bio-toggle { display: none !important; }
  body { background: #fff !important; color: #000 !important; }
  .member-bio.is-clamped { max-height: none; overflow: visible; }
  .pub-item, .card, .member-card { break-inside: avoid; }
}