:root {
  --magenta: #b7194a;
  --magenta-vivo: #cf2b66;
  --roxo: #744074;
  --azul-violeta: #514779;
  --azul-profundo: #272347;
  --texto: #1f2030;
  --texto-suave: #66677a;
  --borda: #e9e6ef;
  --fundo-suave: #f8f6fa;
  --branco: #ffffff;
  --sombra: 0 18px 50px rgba(50, 35, 76, 0.08);
  --raio: 24px;
  --container: 1180px;
  --fonte-display: "Newsreader", Georgia, "Times New Roman", serif;
  --fonte-corpo: "Inter", system-ui, Arial, sans-serif;
  --fonte-lab: "IBM Plex Mono", ui-monospace, "SF Mono", monospace;

  /* Variaveis que já eram referenciadas pelo CSS e pelos estilos inline do
     index.html mas nunca haviam sido declaradas: sem elas o border-radius
     caía para 0 e as cores voltavam para o valor herdado. */
  --raio-menor: 14px;
  --fonte-mono: var(--fonte-lab);
  --crimson: #c31546;
  --muted: var(--texto-suave);

  /* Altura do cabeçalho: o menu mobile é posicionado a partir dela, então os
     dois precisam sempre andar juntos. */
  --altura-header: 66px;
  --altura-header-mobile: 58px;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--fonte-corpo);
  color: var(--texto);
  background: var(--branco);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4 {
  font-family: var(--fonte-display);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.14;
}

body.dialog-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -60px;
  z-index: 9999;
  background: var(--azul-profundo);
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
}

.skip-link:focus {
  top: 16px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(233, 230, 239, 0.85);
  backdrop-filter: blur(18px);
}

.header-inner {
  min-height: var(--altura-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand img {
  width: 186px;
  height: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.9rem;
  font-weight: 600;
}

/* Padding vertical para os rótulos curtos ("Atlas", "Casos", "Sobre")
   alcançarem a área de clique mínima sem aumentar a altura do cabeçalho. */
.main-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 6px 2px;
  transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--magenta);
}

/* Área do aluno é a ação destacada do cabeçalho: pílula magenta cheia,
   como no mockup. */
.nav-cta {
  border: 1px solid transparent;
  padding: 8px 18px;
  border-radius: 999px;
  color: #fff;
  background: var(--magenta);
  transition: background .2s ease;
}

.main-nav a.nav-cta:hover,
.main-nav a.nav-cta:focus-visible {
  color: #fff;
  background: var(--azul-profundo);
}

/* O botão do menu ocupa a área de toque mínima (44px) pela caixa externa,
   mas o traço visível é menor e mais discreto. */
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--borda);
  background: var(--branco);
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.menu-toggle span {
  width: 17px;
  height: 1.5px;
  border-radius: 2px;
  background: var(--azul-profundo);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 58px 0 48px;
  background:
    radial-gradient(circle at 10% 20%, rgba(207, 43, 102, 0.08), transparent 30%),
    radial-gradient(circle at 90% 10%, rgba(81, 71, 121, 0.09), transparent 28%),
    #fff;
}

.hero::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -120px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  border: 1px solid rgba(183, 25, 74, 0.12);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  align-items: center;
  gap: 56px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--magenta);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: linear-gradient(90deg, var(--magenta), var(--azul-violeta));
}

.eyebrow.light {
  color: #fff;
}

.eyebrow.light::before {
  background: rgba(255,255,255,.8);
}

h1,
h2,
h3 {
  margin-top: 0;
  font-family: var(--fonte-display);
  line-height: 1.14;
  color: var(--azul-profundo);
}

h1 {
  max-width: 640px;
  margin-bottom: 18px;
  font-size: clamp(2.1rem, 3.7vw, 3.15rem);
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.hero-copy > p {
  max-width: 560px;
  margin: 0;
  font-size: 1.06rem;
  color: var(--texto-suave);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 500;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--magenta), var(--magenta-vivo) 55%, var(--roxo));
  box-shadow: 0 14px 28px rgba(183, 25, 74, 0.2);
}

.button-secondary {
  color: var(--azul-profundo);
  border: 1px solid var(--borda);
  background: #fff;
}

.button-light {
  color: var(--azul-profundo);
  background: #fff;
}

/* Busca: no desktop lê como uma única barra horizontal (campo + ação dentro
   da mesma moldura). O rótulo fica acima, curto, e continua sendo o label
   real do input. */
.search-box {
  max-width: 620px;
  margin-top: 26px;
}

.search-row {
  display: flex;
  gap: 6px;
  padding: 5px;
  border: 1px solid var(--borda);
  border-radius: var(--raio-menor);
  background: #fff;
  transition: border-color .18s ease, box-shadow .18s ease;
}

/* O anel de foco vive na barra inteira porque o input não tem borda própria:
   antes o outline era removido e o teclado ficava sem referência visual. */
.search-row:focus-within {
  border-color: var(--magenta);
  box-shadow: 0 0 0 3px rgba(207, 43, 102, .16);
}

.search-row input {
  min-width: 0;
  flex: 1;
  height: 46px;
  border: 0;
  outline: 0;
  padding: 0 8px 0 16px;
  color: var(--texto);
  background: transparent;
  font-size: .96rem;
}

/* Botão de ícone magenta, como no mockup. O nome acessível vem do
   aria-label, então nada se perde ao trocar o texto pelo ícone. */
.search-row button {
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 10px;
  color: #fff;
  background: var(--magenta);
  cursor: pointer;
  transition: background .18s ease;
}

.search-row button svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

.search-row button:hover,
.search-row button:focus-visible {
  background: var(--azul-profundo);
}

.search-feedback {
  min-height: 18px;
  margin: 8px 2px 0;
  color: var(--texto-suave);
  font-size: 0.82rem;
}

/* Sugestões: atalhos discretos que preenchem a busca e disparam o filtro. */
.search-suggestions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  margin: 10px 0 0;
}

.search-suggestions-label {
  color: var(--texto-suave);
  font-family: var(--fonte-lab);
  font-size: .68rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.search-suggestion {
  padding: 6px 13px;
  border: 1px solid var(--borda);
  border-radius: 999px;
  color: var(--azul-violeta);
  background: #fff;
  font: inherit;
  font-size: .8rem;
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease, background .18s ease;
}

.search-suggestion:hover,
.search-suggestion:focus-visible {
  color: var(--magenta);
  border-color: rgba(207, 43, 102, .35);
  background: rgba(207, 43, 102, .06);
}

.hero-visual {
  position: relative;
  min-height: 0;
}

.visual-card-main {
  position: absolute;
  inset: 10px 20px 35px 40px;
  overflow: hidden;
  border-radius: 36px;
  background:
    linear-gradient(145deg, rgba(255,255,255,.75), rgba(255,255,255,.25)),
    linear-gradient(135deg, #efe9f4, #f8e7ee 48%, #e5e1f1);
  box-shadow: var(--sombra);
  border: 1px solid rgba(255,255,255,.9);
}

.visual-card-main::before {
  content: "";
  position: absolute;
  inset: 34px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(255,255,255,.25), rgba(81,71,121,.08));
  border: 1px solid rgba(81, 71, 121, 0.12);
}

.cell-cluster {
  position: absolute;
  border-radius: 48% 52% 46% 54%;
  filter: saturate(1.05);
  box-shadow: inset 0 0 0 12px rgba(255,255,255,.15);
  animation: float 7s ease-in-out infinite;
}

.cluster-a {
  width: 180px;
  height: 180px;
  left: 72px;
  top: 74px;
  background:
    radial-gradient(circle at 48% 44%, #512f72 0 18%, transparent 19%),
    radial-gradient(circle at 52% 48%, #d65b8b 0 50%, #f1a7c2 52% 68%, transparent 69%);
}

.cluster-b {
  width: 130px;
  height: 130px;
  right: 80px;
  top: 160px;
  background:
    radial-gradient(circle at 45% 42%, #4d3e75 0 18%, transparent 19%),
    radial-gradient(circle at 50% 48%, #8c5d9f 0 48%, #b98abb 50% 70%, transparent 71%);
  animation-delay: -2s;
}

.cluster-c {
  width: 145px;
  height: 145px;
  left: 175px;
  bottom: 105px;
  background:
    radial-gradient(circle at 52% 44%, #5b3a73 0 19%, transparent 20%),
    radial-gradient(circle at 50% 48%, #e45d8d 0 45%, #f0a0bb 48% 71%, transparent 72%);
  animation-delay: -4s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(2deg); }
}

.visual-caption {
  position: absolute;
  left: 30px;
  right: 30px;
  bottom: 28px;
  padding: 18px 20px;
  border-radius: 18px;
  background: rgba(255,255,255,.78);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,.9);
}

.visual-caption span,
.feature-label,
.event-card span {
  display: block;
  margin-bottom: 5px;
  color: var(--magenta);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.visual-caption strong {
  font-family: var(--fonte-display);
  color: var(--azul-profundo);
}

.floating-chip {
  position: absolute;
  z-index: 3;
  padding: 11px 14px;
  border-radius: 999px;
  background: #fff;
  box-shadow: var(--sombra);
  color: var(--azul-violeta);
  font-size: 0.82rem;
  font-weight: 500;
}

.chip-one {
  left: 0;
  top: 80px;
}

.chip-two {
  right: 0;
  bottom: 78px;
}

/* ==========================================================================
   Atalhos: faixa independente de quatro cards brancos, borda fina e sem
   sombra. Ícone magenta à esquerda, seta discreta à direita.
   ========================================================================== */

.quick-links {
  padding: 0 0 28px;
}

.quick-links-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.quick-links-grid a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  column-gap: 12px;
  min-height: 78px;
  padding: 12px 16px;
  border: 1px solid var(--borda);
  border-radius: var(--raio-menor);
  background: #fff;
  transition: border-color .2s ease, background .2s ease;
}

.quick-icon {
  grid-column: 1;
  grid-row: 1 / -1;
  width: 24px;
  height: 24px;
  fill: none;
  stroke: var(--magenta);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.quick-links-grid a::after {
  content: "→";
  grid-column: 3;
  grid-row: 1 / -1;
  align-self: center;
  color: var(--magenta);
  font-size: .92rem;
  opacity: .5;
  transition: opacity .2s ease, transform .2s ease;
}

.quick-links-grid a:hover,
.quick-links-grid a:focus-visible {
  border-color: rgba(207, 43, 102, .34);
  background: #fffdfe;
}

.quick-links-grid a:hover::after,
.quick-links-grid a:focus-visible::after {
  opacity: 1;
  transform: translateX(3px);
}

.quick-links-grid strong,
.quick-links-grid span {
  display: block;
  grid-column: 2;
}

.quick-links-grid strong {
  color: var(--azul-profundo);
  font-size: .98rem;
  line-height: 1.25;
}

.quick-links-grid span {
  color: var(--texto-suave);
  font-size: .79rem;
  line-height: 1.3;
}

.section {
  padding: 76px 0;
}

.section-soft {
  background: var(--fundo-suave);
}

.section-heading {
  display: grid;
  grid-template-columns: 1fr .8fr;
  gap: 44px;
  align-items: end;
  margin-bottom: 32px;
}

/* Padrão do mockup: título à esquerda, link de "ver todos" à direita. */
.section-heading.is-inline {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.section-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 26px;
  color: var(--azul-violeta);
  font-size: .85rem;
  font-weight: 600;
  transition: color .18s ease;
}

.section-link span {
  color: var(--magenta);
  font-size: 1.15rem;
  line-height: 1;
  transition: transform .18s ease;
}

.section-link:hover,
.section-link:focus-visible {
  color: var(--magenta);
}

.section-link:hover span {
  transform: translateX(3px);
}

.section-note {
  max-width: 78ch;
  margin: 0 0 24px;
  color: var(--texto-suave);
  font-size: .92rem;
  line-height: 1.55;
}.section-heading h2, .student-inner h2 {
  margin-bottom: 0;
  font-size: clamp(1.7rem, 2.6vw, 2.35rem);
  letter-spacing: -0.012em;
}.section-heading p {
  margin: 0;
  color: var(--texto-suave);
}

.extra-section {
  border-top: 1px solid var(--borda);
  border-bottom: 1px solid var(--borda);
}

.extra-section .section-heading h2 span {
  display: block;
  margin-top: 4px;
  color: var(--texto-suave);
  font: 600 1rem/1.35 var(--fonte-corpo);
  letter-spacing: 0;
}

.extra-lesson-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.extra-lesson-card {
  position: relative;
  min-height: 0;
  display: grid;
  grid-template-rows: 170px auto;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(195, 21, 70, .18);
  border-radius: var(--raio-menor);
  color: var(--azul-profundo);
  background: #fff;
  box-shadow: 0 12px 30px rgba(39, 35, 71, .05);
  text-align: left;
  cursor: pointer;
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}

.extra-lesson-card::after {
  content: "►";
  position: absolute;
  z-index: 1;
  right: 18px;
  bottom: 18px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, var(--magenta), var(--azul-violeta));
  font-size: .76rem;
  box-shadow: 0 10px 24px rgba(107, 40, 105, .18);
}

.extra-lesson-card:hover,
.extra-lesson-card:focus-visible {
  border-color: rgba(195, 21, 70, .34);
  box-shadow: 0 18px 42px rgba(39, 35, 71, .09);
  outline: none;
  transform: translateY(-3px);
}

.extra-lesson-cover {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 8px;
  min-width: 0;
  padding: 18px;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(180deg, rgba(14, 9, 30, .08), rgba(14, 9, 30, .72)),
    var(--extra-cover-image) center / cover no-repeat;
}

.extra-lesson-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 78% 18%, rgba(255, 255, 255, .22), transparent 28%),
    linear-gradient(135deg, rgba(207, 43, 102, .22), rgba(42, 35, 80, .18));
  pointer-events: none;
}

.extra-lesson-cover span,
.extra-lesson-cover strong {
  position: relative;
  z-index: 1;
}

.extra-lesson-cover span {
  width: max-content;
  padding: 5px 8px;
  border: 1px solid rgba(255, 255, 255, .34);
  border-radius: 999px;
  background: rgba(17, 12, 35, .42);
  font-family: var(--fonte-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.extra-lesson-cover strong {
  max-width: 13ch;
  font-size: 1.6rem;
  line-height: 1.04;
}

.extra-cover-asc-us {
  --extra-cover-image: url("assets/microfotografias/asc-us.jpg");
}

.extra-cover-asc-h {
  --extra-cover-image: url("assets/microfotografias/asc-h-convencional.jpg");
}

.extra-cover-lsil {
  --extra-cover-image: url("assets/microfotografias/lsil-convencional-2.png?v=20260719-01");
}

.extra-cover-hsil {
  --extra-cover-image: url("assets/microfotografias/hsil.jpg");
}

.extra-cover-carcinoma {
  --extra-cover-image: url("assets/microfotografias/carcinoma-celulas-escamosas.jpg");
}

.extra-cover-fundamentos {
  --extra-cover-image: url("assets/microfotografias/laminas-4.png?v=20260719-01");
}

.extra-lesson-body {
  min-width: 0;
  display: block;
  padding: 18px 72px 20px 20px;
}

.extra-lesson-number {
  display: block;
  margin-bottom: 8px;
  color: var(--magenta);
  font-family: var(--fonte-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.extra-lesson-card .lesson-title {
  display: block;
  min-width: 0;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.25;
}

.extra-lesson-lock {
  display: block;
  margin-top: 10px;
  color: var(--texto-suave);
  font-size: .78rem;
  font-weight: 600;
}

/* Seis cards por linha no desktop. Ao expandir os tópicos o card passa a
   ocupar três colunas, senão a lista ficaria ilegível em ~180px. */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.topic-card.is-open {
  grid-column: span 3;
}

@media (max-width: 1180px) {
  .topic-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .topic-card.is-open {
    grid-column: span 2;
  }
}

/* Os cards viram coluna flex para que a capa tenha sempre a mesma proporção
   e o botão "Explorar o tema" fique alinhado na base, independente do
   tamanho da descrição. */
.topic-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--borda);
  border-radius: var(--raio-menor);
  background: #fff;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.topic-card:hover {
  transform: translateY(-3px);
  border-color: rgba(207, 43, 102, .3);
  box-shadow: 0 12px 30px rgba(39, 35, 71, .07);
}

.topic-card.is-hidden {
  display: none;
}

/* A capa ocupa ~55% da altura do card e o conteúdo ~45%. */
.topic-art {
  position: relative;
  height: auto;
  aspect-ratio: 1 / .7;
  flex: 0 0 auto;
  overflow: hidden;
  background: linear-gradient(135deg, #f2e9ef, #e9e4f2);
}

.topic-art::before,
.topic-art::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.topic-art::before {
  width: 116px;
  height: 116px;
  left: 28px;
  top: 38px;
  background:
    radial-gradient(circle at center, var(--azul-violeta) 0 18%, transparent 20%),
    radial-gradient(circle at center, rgba(207,43,102,.8) 0 48%, rgba(242,157,190,.75) 50% 70%, transparent 72%);
}

.topic-art::after {
  width: 80px;
  height: 80px;
  right: 38px;
  top: 58px;
  background:
    radial-gradient(circle at center, var(--roxo) 0 18%, transparent 20%),
    radial-gradient(circle at center, rgba(116,64,116,.68) 0 50%, rgba(184,139,185,.65) 52% 72%, transparent 74%);
}

.fundamentals-cover-art {
  display: grid;
  place-items: center;
  background: #050505;
}

.fundamentals-cover-art::before,
.fundamentals-cover-art::after {
  display: none;
}

.fundamentals-cover-art img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
}

.micro-mosaic {
  display: grid;
  gap: 2px;
  padding: 2px;
  background: #fff;
}

.micro-mosaic::before,
.micro-mosaic::after {
  display: none;
}

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

.mosaic-three {
  grid-template-columns: 1.15fr .85fr;
  grid-template-rows: repeat(2, minmax(0, 1fr));
}

.mosaic-three .micro-shot:first-child {
  grid-row: 1 / -1;
}

.micro-shot {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: #e9e4f2;
}

.micro-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform .35s ease, filter .35s ease;
}

.micro-shot::before,
.micro-dialog-figure.has-image::before,
.topic-detail-gallery figure.has-image::before,
.fundamentals-image-gallery figure::before,
.case-shot::before,
.case-lightbox-frame::before {
  content: "";
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  width: min(19%, 179px);
  aspect-ratio: 1504 / 500;
  pointer-events: none;
  background: url("assets/logo-citologia-descomplicada.png?v=20260718-02") center / contain no-repeat;
  mix-blend-mode: normal;
  opacity: 1;
  transform: translate(-50%, -50%);
}

/* Marca d'água mais leve nas miniaturas: o arquivo continua o mesmo, só
   pesa menos sobre a imagem. Nos modais ela segue em opacidade cheia. */
.micro-shot::before {
  width: 24.5%;
  opacity: .5;
}

.case-shot.is-empty::before {
  content: none;
}

.micro-shot::after {
  content: "";
  position: absolute;
  inset: 45% 0 0;
  background: linear-gradient(transparent, rgba(24, 20, 46, .72));
  pointer-events: none;
}

/* Legendas podem ocupar duas linhas: com nowrap + ellipsis, rótulos como
   "Endometriais descamadas" e "AIS meio líquido" ficavam cortados. */
.micro-shot span {
  position: absolute;
  z-index: 3;
  right: 8px;
  bottom: 7px;
  left: 8px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  color: #fff;
  font-size: .68rem;
  font-weight: 600;
  line-height: 1.22;
  text-shadow: 0 1px 5px rgba(0, 0, 0, .35);
  overflow-wrap: anywhere;
}

.micro-shot:hover img,
.micro-shot:focus-visible img {
  transform: scale(1.06);
  filter: saturate(1.08) contrast(1.03);
}

.micro-shot:focus-visible {
  z-index: 2;
  outline: 3px solid var(--magenta);
  outline-offset: -3px;
}

.micro-dialog {
  width: min(1240px, calc(100% - 40px));
  max-width: none;
  max-height: min(800px, calc(100dvh - 40px));
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .72);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 30px 90px rgba(28, 22, 52, .28);
}

.micro-dialog::backdrop {
  background: rgba(26, 20, 48, .72);
  backdrop-filter: blur(7px);
}

.micro-dialog[open] {
  animation: dialog-enter .22s ease-out;
}

@keyframes dialog-enter {
  from {
    opacity: 0;
    transform: translateY(12px) scale(.985);
  }
}

.micro-dialog-close-form {
  position: absolute;
  z-index: 4;
  top: 16px;
  right: 16px;
}

.micro-dialog-close {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid rgba(39, 35, 71, .12);
  border-radius: 50%;
  color: var(--azul-profundo);
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 8px 24px rgba(39, 35, 71, .14);
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  backdrop-filter: blur(10px);
}

.micro-dialog-close:hover,
.micro-dialog-close:focus-visible {
  color: #fff;
  background: var(--magenta);
}

.micro-dialog-layout {
  height: min(780px, calc(100dvh - 40px));
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(400px, .82fr);
}

.micro-dialog-image {
  --micro-image: none;
  position: relative;
  min-width: 0;
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
  background: #e9e5f0;
}

.micro-dialog-image::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: -36px;
  background-image: var(--micro-image);
  background-position: center;
  background-size: cover;
  filter: blur(30px) saturate(.9);
  opacity: .62;
  transform: scale(1.08);
}

.micro-dialog-image::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(135deg, rgba(24, 20, 46, .26), rgba(81, 71, 121, .08));
}

.micro-dialog-gallery {
  width: 100%;
  height: 100%;
  display: grid;
  box-sizing: border-box;
}

.micro-dialog-gallery.is-single {
  padding: 18px 18px 150px;
}

.micro-dialog-gallery.is-comparison {
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 14px 14px 150px;
}

.micro-dialog-gallery-host {
  width: 100%;
  height: 100%;
}

.micro-dialog-figure {
  --image-zoom: 1.015;
  position: relative;
  min-width: 0;
  min-height: 0;
  display: grid;
  place-items: center;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 14px;
  background: rgba(28, 23, 52, .2);
  box-shadow: 0 16px 46px rgba(24, 20, 46, .18);
}

.micro-dialog-figure img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  transform: scale(var(--image-zoom));
  transform-origin: center;
}

.micro-dialog-gallery.is-comparison .micro-dialog-figure {
  --image-zoom: 1.025;
}

@media (min-width: 921px) {
  .micro-dialog-gallery.is-single {
    place-items: center;
  }

  .micro-dialog-gallery.is-single .micro-dialog-figure {
    width: 100%;
    height: auto;
    max-height: 100%;
    aspect-ratio: 4 / 3;
  }
}

.micro-dialog-figure figcaption {
  position: absolute;
  z-index: 2;
  top: 12px;
  left: 12px;
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 999px;
  color: #fff;
  background: rgba(28, 22, 51, .76);
  box-shadow: 0 6px 18px rgba(17, 12, 35, .18);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

.micro-dialog-image-placeholder {
  width: 100%;
  height: 100%;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, .72);
  background:
    radial-gradient(circle at 18% 15%, rgba(222, 83, 140, .3), transparent 27%),
    linear-gradient(145deg, rgba(28, 23, 52, .72), rgba(73, 56, 98, .7));
}

.micro-dialog-image-placeholder span {
  position: relative;
  width: 58px;
  height: 58px;
  display: block;
  border: 12px solid rgba(240, 151, 188, .5);
  border-radius: 50%;
}

.micro-dialog-image-placeholder span::after {
  content: "";
  position: absolute;
  inset: 30%;
  border-radius: 50%;
  background: rgba(75, 58, 111, .9);
}

.micro-dialog-image-placeholder strong {
  font-size: .78rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.micro-dialog-pagination {
  position: absolute;
  z-index: 3;
  right: 18px;
  bottom: 18px;
  left: 18px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, .22);
}

.micro-dialog-progress {
  margin: 0 0 9px;
  color: rgba(255, 255, 255, .72);
  font-size: .67rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.micro-dialog-pagination-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.micro-dialog-page-button {
  min-width: 0;
  min-height: 72px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 14px;
  color: #fff;
  background: rgba(35, 27, 64, .58);
  box-shadow: 0 8px 22px rgba(13, 9, 31, .15);
  font: inherit;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}

.micro-dialog-page-button.is-previous {
  align-items: flex-start;
  text-align: left;
}

.micro-dialog-page-button.is-next {
  align-items: flex-end;
  text-align: right;
}

.micro-dialog-page-button span {
  color: #eadfff;
  font-size: .66rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.micro-dialog-page-button strong {
  max-width: 100%;
  overflow: hidden;
  font-size: .79rem;
  line-height: 1.3;
  text-overflow: ellipsis;
}

.micro-dialog-page-button:hover:not(:disabled),
.micro-dialog-page-button:focus-visible:not(:disabled) {
  border-color: rgba(234, 223, 255, .62);
  background: rgba(255, 255, 255, .16);
  outline: none;
  transform: translateY(-2px);
}

.micro-dialog-page-button:disabled {
  color: rgba(255, 255, 255, .52);
  background: rgba(35, 27, 64, .3);
  cursor: default;
  opacity: .62;
}

.micro-dialog-page-button:disabled span {
  color: rgba(255, 255, 255, .46);
}

.micro-dialog-copy {
  overflow-y: auto;
  scrollbar-color: rgba(81, 71, 121, .28) transparent;
  scrollbar-width: thin;
  padding: 50px 44px 40px;
  background:
    radial-gradient(circle at 100% 0, rgba(207, 43, 102, .07), transparent 26%),
    #fff;
}

.micro-dialog-copy::-webkit-scrollbar {
  width: 8px;
}

.micro-dialog-copy::-webkit-scrollbar-thumb {
  border: 2px solid transparent;
  border-radius: 999px;
  background: rgba(81, 71, 121, .24);
  background-clip: padding-box;
}

.micro-dialog-category {
  display: block;
  margin-bottom: 12px;
  color: var(--magenta);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.micro-dialog-copy h2 {
  margin-bottom: 18px;
  font-size: clamp(1.8rem, 3vw, 2.45rem);
  line-height: 1.06;
  letter-spacing: -0.012em;
}

.micro-dialog-description {
  margin: 0;
  color: var(--texto-suave);
  font-size: 1rem;
  line-height: 1.65;
}

.micro-info-block {
  margin-top: 25px;
  padding-top: 22px;
  border-top: 1px solid var(--borda);
}

.micro-info-block h3 {
  margin-bottom: 12px;
  font-size: 1rem;
}

.micro-info-block p,
.micro-info-block ul {
  margin: 0;
  color: var(--texto-suave);
  font-size: .92rem;
  line-height: 1.58;
}

.micro-info-block ul {
  padding-left: 20px;
}

.micro-info-block li + li {
  margin-top: 10px;
}

.micro-info-block li::marker {
  color: var(--magenta);
}

.micro-dialog-source {
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--borda);
  color: #858698;
  font-size: .76rem;
  line-height: 1.45;
}

.fundamentals-topic-list {
  padding-left: 0;
  list-style: none;
}

.fundamentals-topic-list li + li {
  margin-top: 3px;
}

.fundamentals-topic-list button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 8px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--texto-suave);
  font: inherit;
  line-height: 1.4;
  text-align: left;
  cursor: pointer;
  transition: color .18s ease, transform .18s ease;
}

.fundamentals-topic-list button::before {
  content: "";
  width: 5px;
  height: 5px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: currentColor;
}

.fundamentals-topic-list button::after {
  content: "→";
  margin-left: auto;
  color: var(--magenta);
  font-weight: 600;
  opacity: .72;
  transform: translateX(0);
  transition: opacity .18s ease, transform .18s ease;
}

.fundamentals-topic-list button:hover,
.fundamentals-topic-list button:focus-visible {
  color: var(--azul-profundo);
  background: rgba(207, 43, 102, .07);
  transform: translateX(3px);
}

.fundamentals-topic-list button:hover::after,
.fundamentals-topic-list button:focus-visible::after {
  opacity: 1;
  transform: translateX(0);
}

.fundamentals-dialog {
  width: min(1180px, calc(100% - 40px));
  max-width: none;
  max-height: min(800px, calc(100dvh - 40px));
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .72);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 30px 90px rgba(28, 22, 52, .3);
}

.fundamentals-dialog::backdrop {
  background: rgba(26, 20, 48, .72);
  backdrop-filter: blur(7px);
}

.fundamentals-dialog[open] {
  animation: dialog-enter .22s ease-out;
}

.fundamentals-dialog-close-form {
  position: absolute;
  z-index: 5;
  top: 17px;
  right: 17px;
}

.fundamentals-dialog-close {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(45, 39, 77, .1);
  border-radius: 50%;
  color: var(--azul-profundo);
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 8px 24px rgba(30, 23, 54, .13);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  transition: color .18s ease, background .18s ease, transform .18s ease;
}

.fundamentals-dialog-close:hover,
.fundamentals-dialog-close:focus-visible {
  color: #fff;
  background: var(--magenta);
  transform: rotate(5deg);
}

.fundamentals-dialog-layout {
  height: min(780px, calc(100dvh - 40px));
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(285px, 330px) minmax(0, 1fr);
}

.fundamentals-dialog-sidebar {
  position: relative;
  overflow: hidden;
  padding: 54px 30px 34px;
  color: rgba(255, 255, 255, .76);
  background:
    radial-gradient(circle at 14% 8%, rgba(235, 98, 153, .32), transparent 25%),
    radial-gradient(circle at 105% 95%, rgba(149, 117, 190, .35), transparent 36%),
    linear-gradient(155deg, #17142d, #2d2850 62%, #453763);
}

.fundamentals-dialog-sidebar::after {
  content: "";
  position: absolute;
  right: -46px;
  bottom: -40px;
  width: 150px;
  height: 150px;
  border: 24px solid rgba(255, 255, 255, .055);
  border-radius: 50%;
}

.fundamentals-dialog-eyebrow {
  display: block;
  margin-bottom: 15px;
  color: #f2a0c1;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.fundamentals-dialog-sidebar h2 {
  max-width: 245px;
  margin: 0 0 16px;
  color: #fff;
  font-size: 2rem;
  line-height: 1.05;
  letter-spacing: -0.012em;
}

.fundamentals-dialog-sidebar > p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.6;
}

.fundamentals-dialog-nav {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 8px;
  margin-top: 34px;
}

.fundamentals-dialog-nav button {
  width: 100%;
  display: grid;
  grid-template-columns: 30px 1fr;
  align-items: center;
  gap: 10px;
  padding: 12px 13px;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 13px;
  color: rgba(255, 255, 255, .7);
  background: rgba(255, 255, 255, .035);
  font: inherit;
  font-size: .82rem;
  font-weight: 500;
  line-height: 1.28;
  text-align: left;
  cursor: pointer;
  transition: color .18s ease, background .18s ease, border-color .18s ease;
}

.fundamentals-dialog-nav button span {
  color: #f2a0c1;
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .08em;
}

.fundamentals-dialog-nav button:hover,
.fundamentals-dialog-nav button:focus-visible {
  color: #fff;
  border-color: rgba(255, 255, 255, .28);
  background: rgba(255, 255, 255, .09);
}

.fundamentals-dialog-nav button.is-active {
  color: var(--azul-profundo);
  border-color: #fff;
  background: #fff;
  box-shadow: 0 12px 34px rgba(8, 5, 22, .2);
}

.fundamentals-dialog-nav button.is-active span {
  color: var(--magenta);
}

.fundamentals-dialog-copy {
  overflow-y: auto;
  padding: 56px 64px 50px;
  scrollbar-color: rgba(81, 71, 121, .28) transparent;
  scrollbar-width: thin;
  background:
    radial-gradient(circle at 100% 0, rgba(207, 43, 102, .07), transparent 24%),
    #fff;
}

.fundamentals-dialog-copy::-webkit-scrollbar {
  width: 8px;
}

.fundamentals-dialog-copy::-webkit-scrollbar-thumb {
  border: 2px solid transparent;
  border-radius: 999px;
  background: rgba(81, 71, 121, .24);
  background-clip: padding-box;
}

.fundamentals-dialog-header {
  max-width: 740px;
  padding-right: 30px;
}

.fundamentals-dialog-number,
.fundamentals-dialog-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  margin-bottom: 16px;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.fundamentals-dialog-number {
  min-width: 38px;
  justify-content: center;
  border-radius: 999px;
  color: #fff;
  background: var(--magenta);
}

.fundamentals-dialog-kicker {
  margin-left: 9px;
  color: var(--magenta);
}

.fundamentals-dialog-header h2 {
  margin: 0 0 18px;
  color: var(--azul-profundo);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.012em;
}

.fundamentals-dialog-header > p {
  margin: 0;
  color: var(--texto-suave);
  font-size: 1.03rem;
  line-height: 1.7;
}

#fundamentalsDialogBody {
  margin-top: 34px;
}

.fundamentals-image-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 0 0 26px;
}

.fundamentals-image-gallery figure {
  position: relative;
  min-height: 260px;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--borda);
  border-radius: 18px;
  background: #211b3c;
  box-shadow: 0 14px 34px rgba(34, 27, 61, .12);
}

.fundamentals-image-gallery img {
  width: 100%;
  height: 100%;
  min-height: 260px;
  display: block;
  object-fit: cover;
}

.fundamentals-image-gallery figcaption {
  position: absolute;
  z-index: 3;
  right: 12px;
  bottom: 12px;
  left: 12px;
  padding: 8px 10px;
  border-radius: 10px;
  color: #fff;
  background: rgba(28, 22, 51, .76);
  font-size: .72rem;
  font-weight: 600;
  line-height: 1.25;
  backdrop-filter: blur(8px);
}

.fundamentals-content-section {
  padding: 25px 0;
  border-top: 1px solid var(--borda);
}

.fundamentals-content-section h3 {
  margin: 0 0 13px;
  color: var(--azul-profundo);
  font-size: 1.05rem;
}

.fundamentals-content-section p,
.fundamentals-content-section li {
  color: var(--texto-suave);
  font-size: .94rem;
  line-height: 1.65;
}

.fundamentals-content-section p,
.fundamentals-content-section ul {
  margin-top: 0;
  margin-bottom: 0;
}

.fundamentals-content-section ul {
  padding-left: 21px;
}

.fundamentals-content-section li + li {
  margin-top: 9px;
}

.fundamentals-content-section li::marker {
  color: var(--magenta);
}

.fundamentals-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: fundamentals-step;
}

.fundamentals-steps li {
  position: relative;
  display: grid;
  grid-template-columns: minmax(175px, .46fr) 1fr;
  gap: 16px;
  padding: 14px 16px 14px 50px;
  border: 1px solid var(--borda);
  border-radius: 14px;
  background: #fbf9fc;
  counter-increment: fundamentals-step;
}

.fundamentals-steps li::before {
  content: counter(fundamentals-step);
  position: absolute;
  top: 13px;
  left: 14px;
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--magenta);
  font-size: .68rem;
  font-weight: 600;
}

.fundamentals-steps strong {
  color: var(--azul-profundo);
}

.fundamentals-comparison-wrap {
  margin: 34px 0 10px;
  overflow-x: auto;
  border: 1px solid var(--borda);
  border-radius: 18px;
  background: #fff;
}

.fundamentals-comparison {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  color: var(--texto-suave);
  font-size: .84rem;
  line-height: 1.5;
}

.fundamentals-comparison th,
.fundamentals-comparison td {
  padding: 15px 17px;
  border-bottom: 1px solid var(--borda);
  text-align: left;
  vertical-align: top;
}

.fundamentals-comparison thead th {
  color: #fff;
  background: var(--azul-profundo);
  font-size: .75rem;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.fundamentals-comparison tbody th {
  width: 22%;
  color: var(--azul-profundo);
  background: #fbf9fc;
  font-weight: 600;
}

.fundamentals-comparison tr:last-child th,
.fundamentals-comparison tr:last-child td {
  border-bottom: 0;
}

.fundamentals-takeaway {
  margin-top: 12px;
  padding: 22px 24px;
  border-left: 4px solid var(--magenta);
  border-radius: 0 16px 16px 0;
  background: linear-gradient(100deg, rgba(207, 43, 102, .08), rgba(94, 74, 137, .05));
}

.fundamentals-takeaway strong {
  display: block;
  margin-bottom: 7px;
  color: var(--magenta);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.fundamentals-takeaway p {
  margin: 0;
  color: var(--azul-profundo);
  font-size: .94rem;
  font-weight: 500;
  line-height: 1.55;
}

.fundamentals-dialog-note {
  margin: 20px 0 0;
  padding: 14px 16px;
  border: 1px solid #ead9a8;
  border-radius: 12px;
  color: #6c5b2c;
  background: #fffaf0;
  font-size: .82rem;
  line-height: 1.55;
}

.fundamentals-dialog-source {
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--borda);
  color: #858698;
  font-size: .76rem;
  line-height: 1.5;
}

.topic-detail-list,
.topic-outline ul.topic-detail-list {
  padding-left: 0;
  list-style: none;
}

.topic-detail-list li + li {
  margin-top: 3px;
}

.topic-detail-list button,
.topic-outline-standalone button {
  width: 100%;
  display: grid;
  grid-template-columns: 7px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 9px;
  padding: 7px 8px;
  border: 0;
  border-radius: 9px;
  color: var(--texto-suave);
  background: transparent;
  font: inherit;
  line-height: 1.38;
  text-align: left;
  cursor: pointer;
  transition: color .18s ease, background .18s ease, transform .18s ease;
}

.topic-detail-list button::before,
.topic-outline-standalone button::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}

.topic-detail-list button::after,
.topic-outline-standalone button::after {
  content: "→";
  color: var(--magenta);
  font-weight: 600;
  opacity: .72;
  transition: transform .18s ease, opacity .18s ease;
}

.topic-detail-list button:hover,
.topic-detail-list button:focus-visible,
.topic-outline-standalone button:hover,
.topic-outline-standalone button:focus-visible {
  color: var(--azul-profundo);
  background: rgba(207, 43, 102, .07);
  transform: translateX(2px);
}

.topic-detail-list button:hover::after,
.topic-detail-list button:focus-visible::after,
.topic-outline-standalone button:hover::after,
.topic-outline-standalone button:focus-visible::after {
  opacity: 1;
  transform: translateX(2px);
}

.topic-outline-standalone button {
  color: var(--azul-profundo);
  font-weight: 500;
}

.topic-detail-dialog {
  width: min(1160px, calc(100% - 40px));
  max-width: none;
  max-height: min(800px, calc(100dvh - 40px));
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .72);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 30px 90px rgba(28, 22, 52, .3);
}

.topic-detail-dialog::backdrop {
  background: rgba(26, 20, 48, .72);
  backdrop-filter: blur(7px);
}

.topic-detail-dialog[open] {
  animation: dialog-enter .22s ease-out;
}

.topic-detail-close-form {
  position: absolute;
  z-index: 5;
  top: 17px;
  right: 17px;
}

.topic-detail-close {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(45, 39, 77, .1);
  border-radius: 50%;
  color: var(--azul-profundo);
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 8px 24px rgba(30, 23, 54, .13);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  transition: color .18s ease, background .18s ease, transform .18s ease;
}

.topic-detail-close:hover,
.topic-detail-close:focus-visible {
  color: #fff;
  background: var(--magenta);
  transform: rotate(5deg);
}

.topic-detail-layout {
  height: min(780px, calc(100dvh - 40px));
  min-height: 0;
  display: grid;
  grid-template-columns: 330px minmax(0, 1fr);
}

.topic-detail-dialog.has-images .topic-detail-layout {
  grid-template-columns: minmax(430px, 1.05fr) minmax(430px, .95fr);
}

.topic-detail-media {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: #e9e5f0;
}

.topic-detail-dialog.has-images .topic-detail-media {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  background: #201a3a;
}

.topic-detail-placeholder {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  padding: 48px 36px 210px;
  color: rgba(255, 255, 255, .76);
  background:
    radial-gradient(circle at 15% 12%, rgba(236, 104, 157, .38), transparent 23%),
    radial-gradient(circle at 105% 92%, rgba(153, 120, 194, .4), transparent 36%),
    linear-gradient(155deg, #17142d, #2d2850 60%, #493966);
}

.topic-detail-placeholder[hidden] {
  display: none;
}

.topic-detail-placeholder > div {
  position: relative;
  z-index: 2;
}

.topic-detail-placeholder > div > span {
  display: block;
  margin-bottom: 9px;
  color: #f2a0c1;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.topic-detail-placeholder strong {
  display: block;
  color: #fff;
  font-family: var(--fonte-display);
  font-size: 2rem;
  line-height: 1.1;
}

.topic-detail-placeholder p {
  margin: 15px 0 0;
  font-size: .9rem;
  line-height: 1.6;
}

.topic-detail-cell {
  position: absolute;
  display: block;
  border-radius: 50%;
  box-shadow: inset 0 0 0 18px rgba(255, 255, 255, .1);
  background: rgba(224, 75, 135, .45);
}

.topic-detail-cell::after {
  content: "";
  position: absolute;
  inset: 34%;
  border-radius: 50%;
  background: rgba(62, 49, 101, .92);
}

.topic-detail-cell.cell-large {
  top: 72px;
  left: 48px;
  width: 128px;
  height: 128px;
}

.topic-detail-cell.cell-small {
  top: 185px;
  right: 42px;
  width: 82px;
  height: 82px;
  background: rgba(180, 133, 199, .48);
  box-shadow: inset 0 0 0 13px rgba(255, 255, 255, .09);
}

.topic-detail-gallery {
  grid-row: 1;
  min-width: 0;
  min-height: 0;
  display: grid;
  gap: 8px;
  box-sizing: border-box;
  padding: 12px 12px 8px;
  background: #201a3a;
}

.topic-detail-gallery.gallery-2 {
  grid-auto-rows: minmax(0, 1fr);
  grid-template-rows: repeat(2, minmax(0, 1fr));
}

.topic-detail-gallery figure {
  position: relative;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  display: grid;
  place-items: center;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: 16px;
  background:
    radial-gradient(circle at 18% 12%, rgba(213, 72, 131, .22), transparent 30%),
    radial-gradient(circle at 100% 100%, rgba(149, 116, 190, .34), transparent 38%),
    linear-gradient(150deg, #17142d, #2c274d 62%, #46365f);
}

.topic-detail-gallery img {
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  display: block;
  object-fit: cover;
  object-position: center;
  transform: scale(1.018);
  transform-origin: center;
}

.topic-detail-gallery figcaption {
  position: absolute;
  z-index: 2;
  top: 10px;
  left: 10px;
  display: flex;
  align-items: center;
  gap: 7px;
  max-width: calc(100% - 20px);
  padding: 6px 9px 6px 6px;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 999px;
  color: #fff;
  background: rgba(27, 20, 51, .76);
  box-shadow: 0 6px 18px rgba(12, 8, 30, .2);
  backdrop-filter: blur(8px);
}

.topic-detail-gallery figcaption span {
  min-width: 32px;
  padding: 4px 6px;
  border-radius: 999px;
  color: #30264f;
  background: #eadfff;
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-align: center;
}

.topic-detail-gallery figcaption strong {
  overflow: hidden;
  font-size: .68rem;
  letter-spacing: .02em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.topic-detail-image-placeholder {
  width: 100%;
  height: 100%;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, .64);
}

.topic-detail-image-placeholder > span {
  position: relative;
  width: 48px;
  height: 48px;
  border: 10px solid rgba(239, 160, 194, .35);
  border-radius: 50%;
}

.topic-detail-image-placeholder > span::after {
  content: "";
  position: absolute;
  inset: 30%;
  border-radius: 50%;
  background: rgba(184, 151, 216, .66);
}

.topic-detail-image-placeholder strong {
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.topic-detail-copy {
  overflow-y: auto;
  padding: 54px 52px 44px;
  scrollbar-color: rgba(81, 71, 121, .28) transparent;
  scrollbar-width: thin;
  background:
    radial-gradient(circle at 100% 0, rgba(207, 43, 102, .07), transparent 25%),
    #fff;
}

.topic-detail-copy::-webkit-scrollbar {
  width: 8px;
}

.topic-detail-copy::-webkit-scrollbar-thumb {
  border: 2px solid transparent;
  border-radius: 999px;
  background: rgba(81, 71, 121, .24);
  background-clip: padding-box;
}

.topic-detail-category {
  display: block;
  margin-bottom: 12px;
  padding-right: 42px;
  color: var(--magenta);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.topic-detail-copy h2 {
  margin: 0 0 18px;
  color: var(--azul-profundo);
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.03;
  letter-spacing: -0.012em;
}

.topic-detail-description {
  margin: 0;
  color: var(--texto-suave);
  font-size: 1rem;
  line-height: 1.68;
}

.topic-detail-block {
  margin-top: 28px;
  padding-top: 23px;
  border-top: 1px solid var(--borda);
}

.topic-detail-block h3 {
  margin: 0 0 12px;
  color: var(--azul-profundo);
  font-size: 1rem;
}

.topic-detail-block ul {
  margin: 0;
  padding-left: 20px;
}

.topic-detail-block li,
.topic-detail-block p {
  color: var(--texto-suave);
  font-size: .92rem;
  line-height: 1.62;
}

.topic-detail-block li + li {
  margin-top: 9px;
}

.topic-detail-block li::marker {
  color: var(--magenta);
}

.topic-detail-block p {
  margin: 0;
}

.topic-detail-source {
  margin: 28px 0 0;
  padding-top: 17px;
  border-top: 1px solid var(--borda);
  color: #858698;
  font-size: .75rem;
  line-height: 1.5;
}

.scientific-references {
  color: #737487;
  font-size: .78rem;
  line-height: 1.55;
}

.references-disclosure summary {
  width: fit-content;
  color: var(--roxo);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .01em;
  cursor: pointer;
  transition: color .2s ease;
}

.references-disclosure summary:hover,
.references-disclosure summary:focus-visible {
  color: var(--magenta);
}

.references-disclosure[open] summary {
  margin-bottom: 12px;
}

.scientific-reference-list {
  margin: 0;
  padding-left: 22px;
}

.scientific-reference-list li {
  padding-left: 3px;
}

.scientific-reference-list li + li {
  margin-top: 8px;
}

.scientific-reference-list li::marker {
  color: var(--magenta);
  font-weight: 500;
}

.scientific-reference-title {
  color: #656678;
  font-weight: 500;
}

.topic-detail-pagination {
  position: absolute;
  z-index: 4;
  right: 28px;
  bottom: 28px;
  left: 28px;
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, .16);
}

.topic-detail-dialog.has-images .topic-detail-pagination {
  position: relative;
  grid-row: 2;
  inset: auto;
  padding: 10px 16px 16px;
  border-top: 1px solid rgba(255, 255, 255, .16);
  background: #201a3a;
}

.topic-detail-progress {
  margin: 0 0 11px;
  color: rgba(255, 255, 255, .58);
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.topic-detail-pagination-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.topic-detail-page-button {
  min-height: 78px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 7px;
  padding: 14px 16px;
  appearance: none;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 15px;
  color: #fff;
  background: rgba(255, 255, 255, .075);
  box-shadow: 0 8px 24px rgba(10, 6, 28, .12);
  font: inherit;
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease, background .18s ease, transform .18s ease, box-shadow .18s ease;
}

.topic-detail-page-button.is-previous {
  align-items: flex-start;
  text-align: left;
}

.topic-detail-page-button.is-next {
  align-items: flex-end;
  text-align: right;
}

.topic-detail-page-button span {
  color: #eadfff;
  font-size: .69rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.topic-detail-page-button:hover:not(:disabled) span,
.topic-detail-page-button:focus-visible:not(:disabled) span {
  color: #fff;
}

.topic-detail-page-button strong {
  font-size: .85rem;
  line-height: 1.35;
}

.topic-detail-page-button:hover:not(:disabled),
.topic-detail-page-button:focus-visible:not(:disabled) {
  border-color: rgba(242, 160, 193, .62);
  background: rgba(255, 255, 255, .14);
  box-shadow: 0 12px 28px rgba(10, 6, 28, .2);
  outline: none;
  transform: translateY(-2px);
}

.topic-detail-page-button:disabled {
  color: rgba(255, 255, 255, .5);
  background: rgba(255, 255, 255, .035);
  box-shadow: none;
  cursor: default;
  opacity: .58;
}

.topic-detail-page-button:disabled span {
  color: rgba(255, 255, 255, .44);
}

.art-fundamentos { background: linear-gradient(135deg, #f7edf1, #eeeaf6); }
.art-normal { background: linear-gradient(135deg, #f6e7ed, #f0eef8); }
.art-benignos { background: linear-gradient(135deg, #f4edf7, #f9e9f0); }
.art-micro { background: linear-gradient(135deg, #efeaf6, #f6ecf2); }
.art-escamosas { background: linear-gradient(135deg, #f8e5ed, #ebe7f4); }
.art-glandulares { background: linear-gradient(135deg, #ece8f5, #f8e8ef); }

.topic-content {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 8px 11px 9px;
}

.topic-number {
  color: var(--magenta);
  font-weight: 600;
  font-size: .64rem;
  letter-spacing: .08em;
}

/* Duas linhas reservadas para o título: com min-height os seis cards ficam
   com a mesma altura, tenha o tema uma ou duas linhas. */
.topic-content h3 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  min-height: calc(2 * 1.15 * .88rem);
  margin: 2px 0 3px;
  font-size: .88rem;
  line-height: 1.15;
}

.topic-card.is-open .topic-content h3 {
  display: block;
  min-height: 0;
}

/* Descrição limitada a duas linhas: mantém o texto no DOM e evita que um
   card fique mais alto que os outros. */
.topic-content p {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  margin: 0;
  color: var(--texto-suave);
  font-size: .74rem;
  line-height: 1.35;
}

.topic-card.is-open .topic-content p {
  -webkit-line-clamp: none;
  display: block;
}

/* Ação discreta, não um botão grande: rótulo pequeno com chevron no canto
   inferior direito, como no mockup. */
.topic-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  margin-top: auto;
  padding: 7px 0 0;
  border: 0;
  background: transparent;
  color: var(--texto-suave);
  font-weight: 500;
  font-size: .73rem;
  text-align: left;
  cursor: pointer;
  transition: color .18s ease;
}

.topic-toggle::after {
  content: "›";
  display: inline-block;
  color: var(--magenta);
  font-size: 1.15rem;
  line-height: 1;
  transition: transform .18s ease;
}

.topic-toggle:hover,
.topic-toggle:focus-visible {
  color: var(--magenta);
}

.topic-toggle:hover::after {
  transform: translateX(3px);
}

.topic-toggle[aria-expanded="true"]::after {
  content: "›";
  transform: rotate(90deg);
}

/* No layout de seis colunas o card tem ~187px: a descrição fica em uma linha
   para o cartão manter a proporção compacta. O line-clamp é só visual, então
   o texto completo continua no DOM e é lido por leitores de tela.
   Precisa vir depois das regras base para vencer por ordem de origem. */
@media (min-width: 1181px) {
  .topic-content {
    padding: 9px 12px 8px;
  }

  /* Como no mockup, a face do card mostra só número, título e a seta. A
     descrição continua no DOM (a busca lê textContent e o leitor de tela
     também), e reaparece quando o card é expandido. */
  .topic-content p {
    display: none;
  }

  .topic-card.is-open .topic-content p {
    display: block;
    -webkit-line-clamp: none;
  }

  /* Mesma razão do celular: com seis colunas os ladrilhos do mosaico ficam
     em ~60px e rótulos longos não cabem em nenhum corpo de fonte. O texto
     permanece no alt da imagem e no aria-label do link. */
  .topic-card .micro-shot span {
    display: none;
  }

  .topic-card .micro-shot::after {
    inset: 65% 0 0;
  }

  /* Ao expandir, o card fica largo o bastante para as legendas voltarem. */
  .topic-card.is-open .micro-shot span {
    display: -webkit-box;
  }
}

.topic-list {
  display: none;
  margin: 16px 0 0;
  padding: 16px 0 0 18px;
  border-top: 1px solid var(--borda);
  color: var(--texto-suave);
  font-size: .88rem;
}

.topic-card.is-open .topic-list {
  display: block;
}

.topic-outline {
  padding-left: 0;
}

.topic-outline-group + .topic-outline-group {
  margin-top: 20px;
}

.topic-outline h4 {
  margin: 0 0 9px;
  color: var(--azul-profundo);
  font-family: var(--fonte-display);
  font-size: .86rem;
  line-height: 1.35;
}

.topic-outline ul {
  margin: 0;
  padding-left: 19px;
}

.topic-outline li + li {
  margin-top: 5px;
}

.topic-outline-standalone {
  margin: 20px 0 0;
  padding-top: 15px;
  border-top: 1px dashed var(--borda);
  color: var(--azul-profundo);
  font-weight: 500;
  line-height: 1.4;
}

/* Interactive topic rows: kept after the base list rules so native button styles never leak through. */
.topic-list.fundamentals-topic-list,
.topic-list.topic-detail-list,
.topic-outline ul.topic-detail-list {
  padding: 14px 0 0;
  list-style: none;
}

.topic-list.fundamentals-topic-list li + li,
.topic-list.topic-detail-list li + li,
.topic-outline ul.topic-detail-list li + li {
  margin-top: 7px;
}

.topic-list.fundamentals-topic-list button,
.topic-list.topic-detail-list button,
.topic-outline ul.topic-detail-list button,
.topic-outline-standalone button {
  width: 100%;
  min-height: 38px;
  display: grid;
  grid-template-columns: 7px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  appearance: none;
  border: 1px solid #ece7ef;
  border-radius: 11px;
  color: var(--texto-suave);
  background: #fbf9fc;
  box-shadow: none;
  font: inherit;
  line-height: 1.38;
  text-align: left;
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease, background .18s ease, transform .18s ease, box-shadow .18s ease;
}

.topic-list.fundamentals-topic-list button::before,
.topic-list.topic-detail-list button::before,
.topic-outline ul.topic-detail-list button::before,
.topic-outline-standalone button::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--magenta);
}

.topic-list.fundamentals-topic-list button::after,
.topic-list.topic-detail-list button::after,
.topic-outline ul.topic-detail-list button::after,
.topic-outline-standalone button::after {
  content: "→";
  margin-left: 0;
  color: var(--magenta);
  font-weight: 600;
  opacity: .78;
  transform: none;
}

.topic-list.topic-detail-list button > span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.topic-list.topic-detail-list .topic-submenu-toggle {
  font-weight: 500;
}

.topic-list.topic-detail-list .topic-submenu-toggle::after {
  content: "+";
  font-size: 1.05rem;
  line-height: 1;
}

.topic-list.topic-detail-list .topic-submenu-toggle[aria-expanded="true"]::after {
  content: "−";
}

.topic-sublist {
  margin: 7px 0 0 14px;
  padding: 0 0 0 12px;
  border-left: 2px solid rgba(207, 43, 102, .18);
  list-style: none;
}

.topic-sublist[hidden] {
  display: none;
}

.topic-list.topic-detail-list .topic-sublist button {
  background: #fff;
}

.topic-list.topic-detail-list .lesson-lock-button {
  grid-template-columns: 7px minmax(0, 1fr) auto 24px;
  border-color: rgba(195, 21, 70, .2);
  color: var(--azul-profundo);
  background: linear-gradient(135deg, rgba(207, 43, 102, .11), rgba(64, 59, 121, .09));
  font-weight: 600;
}

.topic-list.topic-detail-list .lesson-lock-button .lesson-title {
  min-width: 0;
  overflow-wrap: anywhere;
}

.topic-list.topic-detail-list .lesson-lock-button .lesson-format {
  padding: 3px 7px;
  border: 1px solid rgba(207, 43, 102, .2);
  border-radius: 999px;
  color: #a71950;
  background: rgba(255, 255, 255, .72);
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .045em;
  line-height: 1;
  text-transform: uppercase;
}

.topic-list.topic-detail-list .lesson-lock-button::after {
  content: "▶";
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, var(--magenta), var(--azul-violeta));
  font-size: .58rem;
  opacity: 1;
}

@media (max-width: 420px) {
  .topic-list.topic-detail-list .lesson-lock-button {
    grid-template-columns: 7px minmax(0, 1fr) 24px;
  }

  .topic-list.topic-detail-list .lesson-lock-button::before {
    grid-column: 1;
    grid-row: 1 / span 2;
    align-self: center;
  }

  .topic-list.topic-detail-list .lesson-lock-button .lesson-title {
    grid-column: 2;
    grid-row: 1;
  }

  .topic-list.topic-detail-list .lesson-lock-button .lesson-format {
    grid-column: 2;
    grid-row: 2;
    justify-self: start;
    margin-top: 1px;
  }

  .topic-list.topic-detail-list .lesson-lock-button::after {
    grid-column: 3;
    grid-row: 1 / span 2;
    align-self: center;
  }
}

.lesson-access-dialog {
  width: min(470px, calc(100% - 32px));
  max-height: calc(100dvh - 32px);
  margin: auto;
  padding: 0;
  border: 0;
  border-radius: 24px;
  color: var(--texto);
  background: transparent;
  box-shadow: 0 30px 90px rgba(28, 23, 49, .32);
}

.lesson-access-dialog::backdrop {
  background: rgba(25, 20, 43, .76);
  backdrop-filter: blur(8px);
}

.lesson-access-card {
  position: relative;
  padding: 38px;
  border: 1px solid rgba(255, 255, 255, .62);
  border-radius: inherit;
  background:
    radial-gradient(circle at 100% 0, rgba(214, 44, 115, .15), transparent 34%),
    #fff;
}

.lesson-access-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--borda);
  border-radius: 50%;
  color: var(--azul-profundo);
  background: #fff;
  font-size: 1.45rem;
  cursor: pointer;
}

.lesson-access-close:focus-visible,
.lesson-access-submit:focus-visible,
.lesson-access-form input:focus-visible {
  outline: 3px solid rgba(207, 43, 102, .28);
  outline-offset: 3px;
}

.lesson-access-lock {
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  border-radius: 19px;
  background: linear-gradient(135deg, rgba(207, 43, 102, .14), rgba(64, 59, 121, .13));
  font-size: 1.75rem;
}

.lesson-access-eyebrow {
  color: var(--magenta);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.lesson-access-card h2 {
  margin: 8px 48px 12px 0;
  color: var(--azul-profundo);
  font-size: 1.85rem;
  line-height: 1.12;
}

.lesson-access-card > p {
  margin: 0;
  color: var(--texto-suave);
  line-height: 1.55;
}

.lesson-access-form {
  display: grid;
  gap: 10px;
  margin-top: 26px;
}

.lesson-access-form label {
  color: var(--azul-profundo);
  font-size: .86rem;
  font-weight: 600;
}

.lesson-access-form input {
  width: 100%;
  min-height: 50px;
  padding: 11px 14px;
  border: 1px solid var(--borda);
  border-radius: 12px;
  color: var(--texto);
  background: #fff;
  font: inherit;
}

.lesson-access-form input[aria-invalid="true"] {
  border-color: var(--magenta);
  box-shadow: 0 0 0 3px rgba(207, 43, 102, .1);
}

.lesson-access-feedback {
  min-height: 20px;
  margin: 0;
  color: #a30f3d;
  font-size: .82rem;
  font-weight: 500;
}

.lesson-access-submit {
  min-height: 50px;
  padding: 12px 20px;
  border: 0;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(135deg, var(--magenta), var(--azul-violeta));
  font-weight: 600;
  cursor: pointer;
}

.lesson-access-submit:hover {
  filter: brightness(.96);
}

.topic-list.fundamentals-topic-list button:hover,
.topic-list.fundamentals-topic-list button:focus-visible,
.topic-list.topic-detail-list button:hover,
.topic-list.topic-detail-list button:focus-visible,
.topic-outline ul.topic-detail-list button:hover,
.topic-outline ul.topic-detail-list button:focus-visible,
.topic-outline-standalone button:hover,
.topic-outline-standalone button:focus-visible {
  color: var(--azul-profundo);
  border-color: rgba(207, 43, 102, .28);
  background: rgba(207, 43, 102, .065);
  box-shadow: 0 8px 20px rgba(49, 40, 79, .07);
  outline: none;
  transform: translateX(2px);
}

.topic-toggle:focus-visible {
  border-radius: 5px;
  outline: 3px solid rgba(207, 43, 102, .24);
  outline-offset: 4px;
}

/* ==========================================================================
   Casos na home: só o Caso 01 tem destaque, num bloco horizontal com a
   imagem à esquerda. O Caso 02 continua funcional, como card secundário.
   ========================================================================== */

.casos-layout {
  display: grid;
  gap: 16px;
}

.case-highlight {
  display: grid;
  grid-template-columns: minmax(0, .42fr) minmax(0, .58fr);
  align-items: stretch;
  overflow: hidden;
  border: 1px solid rgba(207, 43, 102, .26);
  border-radius: var(--raio-menor);
  background: linear-gradient(120deg, #fdf6f9, #fff 62%);
}

.case-highlight-media {
  position: relative;
  min-height: 250px;
  overflow: hidden;
  background: var(--fundo-suave);
}

.case-highlight-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-highlight-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 22px 26px;
}

.case-highlight-body h2 {
  margin: 6px 0 4px;
  font-size: clamp(1.5rem, 2.1vw, 1.9rem);
}

.case-highlight-question {
  margin: 0 0 8px;
  color: var(--azul-violeta);
  font-family: var(--fonte-display);
  font-size: 1.05rem;
}

.case-highlight-body > p:not(.case-highlight-question) {
  margin: 0;
  color: var(--texto-suave);
  font-size: .92rem;
  line-height: 1.55;
}

.case-highlight-body .button {
  margin-top: 16px;
}

.button.has-arrow::after {
  content: "→";
  margin-left: 8px;
  transition: transform .18s ease;
}

.button.has-arrow:hover::after {
  transform: translateX(3px);
}

/* Caso 02: mesma mecânica, peso visual bem menor. */
.case-secondary {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  align-items: center;
  gap: 16px;
  overflow: hidden;
  padding: 12px;
  border: 1px solid var(--borda);
  border-radius: var(--raio-menor);
  background: #fff;
}

.case-secondary-media {
  position: relative;
  overflow: hidden;
  height: 92px;
  border-radius: 8px;
  background: var(--fundo-suave);
}

.case-secondary-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-secondary-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
}

.case-secondary-body h3 {
  grid-column: 1;
  margin: 3px 0 3px;
  font-size: 1.02rem;
}

.case-secondary-body .case-number {
  grid-column: 1;
  margin: 0;
}

.case-secondary-body p {
  grid-column: 1;
  margin: 0;
  color: var(--texto-suave);
  font-size: .85rem;
  line-height: 1.45;
}

.case-secondary-body .button {
  grid-column: 2;
  grid-row: 1 / -1;
  min-height: 42px;
  padding: 8px 18px;
  font-size: .88rem;
}

.video-placeholder {
  min-height: 310px;
}

.text-link {
  margin-top: 10px;
  color: var(--magenta);
  font-weight: 600;
}

.video-placeholder {
  position: relative;
  margin: 22px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(183,25,74,.9), rgba(81,71,121,.92)),
    #777;
}

.play-button {
  width: 74px;
  height: 74px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  padding-left: 4px;
  background: #fff;
  color: var(--magenta);
  font-size: 1.5rem;
  box-shadow: 0 16px 32px rgba(0,0,0,.18);
}

.about-section {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 5% 15%, rgba(207, 43, 102, .08), transparent 28%),
    radial-gradient(circle at 95% 90%, rgba(81, 71, 121, .09), transparent 30%),
    #fff;
}

/* ==========================================================================
   Professor e curso lado a lado, mesma altura (align-items: stretch é o
   padrão do grid, e cada bloco é uma coluna flex com as ações no fim).
   ========================================================================== */

.duo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.duo-block {
  display: flex;
  flex-direction: column;
  padding: 22px 24px 24px;
  border: 1px solid var(--borda);
  border-radius: var(--raio-menor);
  background: #fff;
}

.duo-block .about-actions,
.duo-block .course-actions {
  margin-top: auto;
}

/* Professor */

.about-head {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr);
  align-items: start;
  gap: 16px;
  margin-bottom: 14px;
}

.about-head-text h2 {
  margin: 0 0 8px;
  font-size: clamp(1.35rem, 1.9vw, 1.72rem);
}

.about-block .about-lead {
  font-size: .9rem;
  line-height: 1.55;
}

/* Três credenciais compactas, como no mockup. Sem números: os itens vêm da
   formação já declarada na bio. */
.about-credits {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.about-credits li {
  display: grid;
  justify-items: center;
  gap: 6px;
  padding: 12px 8px;
  border: 1px solid var(--borda);
  border-radius: 10px;
  background: #fff;
  color: var(--azul-profundo);
  font-size: .76rem;
  line-height: 1.3;
  text-align: center;
}

.about-credits svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: var(--magenta);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

@media (max-width: 420px) {
  .about-credits {
    grid-template-columns: 1fr;
  }

  .about-credits li {
    grid-template-columns: auto minmax(0, 1fr);
    justify-items: start;
    align-items: center;
    gap: 10px;
    text-align: left;
  }
}

.about-community {
  margin: 14px 0 0;
  padding: 12px 14px;
  border-left: 3px solid var(--magenta);
  border-radius: 0 8px 8px 0;
  background: var(--fundo-suave);
}

.about-community span {
  display: block;
  margin-bottom: 3px;
  color: var(--magenta);
  font-family: var(--fonte-lab);
  font-size: .66rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.about-community strong {
  color: var(--azul-profundo);
  font-family: var(--fonte-display);
  font-size: .96rem;
  font-weight: 500;
}

/* A trajetória completa fica preservada no DOM, recolhida atrás do resumo. */
.about-trajectory {
  margin: 14px 0 18px;
}

.about-trajectory summary {
  width: fit-content;
  color: var(--azul-violeta);
  font-size: .86rem;
  font-weight: 600;
  cursor: pointer;
  transition: color .18s ease;
}

.about-trajectory summary:hover,
.about-trajectory summary:focus-visible {
  color: var(--magenta);
}

.about-trajectory[open] summary {
  margin-bottom: 12px;
}

.about-trajectory .about-credentials {
  grid-template-columns: 1fr;
  margin-top: 0;
}

/* Curso */

.course-cover {
  height: 92px;
  margin-bottom: 16px;
  border-radius: 10px;
  background:
    radial-gradient(circle at 18% 30%, rgba(255, 255, 255, .22), transparent 42%),
    linear-gradient(135deg, var(--azul-profundo), var(--azul-violeta) 52%, var(--roxo));
}

/* Linha do rótulo da seção com a etiqueta de status ao lado. */
.course-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.course-kicker .eyebrow {
  margin-bottom: 0;
}

.badge-soon {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border: 1px solid rgba(207, 43, 102, .28);
  border-radius: 999px;
  color: var(--magenta);
  background: rgba(207, 43, 102, .08);
  font-family: var(--fonte-lab);
  font-size: .66rem;
  font-weight: 500;
  letter-spacing: .08em;
  line-height: 1.4;
  text-transform: uppercase;
  white-space: nowrap;
}

.course-block h2 {
  margin-top: 14px;
  margin-bottom: 10px;
  font-size: clamp(1.35rem, 1.9vw, 1.72rem);
}

.course-block > p {
  margin: 0;
  color: var(--texto-suave);
  font-size: .9rem;
  line-height: 1.55;
}

.course-benefits {
  display: grid;
  gap: 7px;
  margin: 16px 0 20px;
  padding: 0;
  list-style: none;
}

.course-benefits li {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--azul-profundo);
  font-size: .89rem;
}

.course-benefits li::before {
  content: "✓";
  flex: 0 0 auto;
  width: 19px;
  height: 19px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--magenta);
  font-size: .62rem;
}

/* Abaixo do desktop os dois blocos empilham. */
@media (max-width: 980px) {
  .duo-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .duo-block {
    padding: 18px 16px 20px;
  }

  .about-head {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 13px;
  }

  .about-block .about-portrait {
    height: 110px;
  }

  .course-cover {
    height: 76px;
  }
}

.about-portrait {
  position: relative;
  min-height: 540px;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: var(--raio);
  background:
    radial-gradient(circle at 50% 25%, rgba(207, 43, 102, .3), transparent 34%),
    linear-gradient(155deg, #30284f 0%, #4e3c68 52%, #713e70 100%);
  box-shadow: 0 28px 70px rgba(39, 35, 71, .2);
}

.about-portrait::before,
.about-portrait::after {
  content: "";
  position: absolute;
  z-index: -1;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 50%;
}

.about-portrait::before {
  width: 360px;
  height: 360px;
  top: 70px;
  right: -165px;
}

.about-portrait::after {
  width: 250px;
  height: 250px;
  bottom: 105px;
  left: -120px;
}

.about-portrait img {
  position: absolute;
  inset: 20px -10% 0;
  width: 120%;
  height: calc(100% - 20px);
  max-width: none;
  object-fit: contain;
  object-position: center bottom;
  filter: drop-shadow(0 24px 34px rgba(19, 14, 39, .25));
}

.about-portrait-photo::before {
  z-index: 1;
  inset: 0;
  width: auto;
  height: auto;
  border: 0;
  border-radius: 0;
  background:
    linear-gradient(180deg, rgba(24, 18, 46, .02) 42%, rgba(24, 18, 46, .72) 100%),
    linear-gradient(90deg, rgba(39, 35, 71, .12), transparent 48%);
}.about-portrait-photo::after {
  display: none;
}

.about-portrait-photo img {
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: 43% center;
  filter: none;
}

/* Dentro do bloco compacto o retrato vira uma miniatura vertical. */
.about-block .about-portrait {
  min-height: 0;
  height: 132px;
  border: 0;
  border-radius: 10px;
  box-shadow: none;
}

.about-block .about-portrait::before,
.about-block .about-portrait::after {
  display: none;
}

.about-block .about-portrait img {
  position: static;
  width: 100%;
  height: 100%;
  object-position: 45% 18%;
}

.about-lead {
  max-width: 660px;
  margin: 0;
  color: var(--texto-suave);
  font-size: 1rem;
  line-height: 1.65;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.about-tags span {
  padding: 8px 13px;
  border: 1px solid rgba(81, 71, 121, .13);
  border-radius: 999px;
  color: var(--azul-violeta);
  background: rgba(81, 71, 121, .055);
  font-size: .78rem;
  font-weight: 500;
}

.about-credentials {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 20px;
}

.credential-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: start;
  padding: 16px 17px;
  border: 1px solid var(--borda);
  border-radius: var(--raio-menor);
  background: rgba(255, 255, 255, .82);
}

.credential-number {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: #fff;
  background: linear-gradient(135deg, var(--magenta), var(--roxo));
  font-size: .68rem;
  font-weight: 600;
}

.credential-card h3 {
  margin: 0 0 10px;
  font-size: .95rem;
}

.credential-card ul {
  margin: 0;
  padding-left: 17px;
  color: var(--texto-suave);
  font-size: .82rem;
  line-height: 1.45;
}

.credential-card li + li {
  margin-top: 6px;
}

.credential-card li::marker {
  color: var(--magenta);
}

.about-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}/* Cursos: o bloco de ação encosta à direita e os botões deixam de esticar
   na largura toda da coluna {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) auto;
  gap: 44px;
  align-items: center;
  padding: 36px 38px;
  border-radius: var(--raio);
  border: 1px solid var(--borda);
  background:
    radial-gradient(circle at 90% 20%, rgba(207,43,102,.08), transparent 28%),
    linear-gradient(135deg, #fff, #fbf8fc);
}

.course-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 232px;
}

.event-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.event-card {
  overflow: hidden;
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  background: #fff;
}

.event-card > div:last-child {
  padding: 22px;
}

.event-card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.event-image {
  height: 230px;
  background-size: cover;
  background-position: center;
}

.event-one {
  background:
    linear-gradient(135deg, rgba(183,25,74,.28), rgba(81,71,121,.36)),
    linear-gradient(45deg, #eadce6, #d8d1e6);
}

.event-two {
  background:
    radial-gradient(circle at 30% 50%, rgba(207,43,102,.52), transparent 18%),
    radial-gradient(circle at 70% 45%, rgba(81,71,121,.48), transparent 18%),
    linear-gradient(45deg, #f3e3e9, #e8e2f0);
}

.event-three {
  background:
    linear-gradient(120deg, rgba(81,71,121,.24), rgba(183,25,74,.24)),
    repeating-linear-gradient(90deg, #f3edf5 0 70px, #ebe5f0 70px 140px);
}

/* ==========================================================================
   Faixa de credibilidade: quatro itens qualitativos, sem números.
   ========================================================================== */

.trust-band {
  padding: 26px 0;
  border-top: 1px solid var(--borda);
  border-bottom: 1px solid var(--borda);
  background: var(--fundo-suave);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.trust-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 11px;
}

.trust-icon {
  width: 22px;
  height: 22px;
  margin-top: 1px;
  fill: none;
  stroke: var(--magenta);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.trust-item strong {
  display: block;
  margin-bottom: 2px;
  color: var(--azul-profundo);
  font-size: .92rem;
}

.trust-item span {
  display: block;
  color: var(--texto-suave);
  font-size: .8rem;
  line-height: 1.4;
}

@media (max-width: 980px) {
  .trust-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (max-width: 560px) {
  .trust-band {
    padding: 20px 0;
  }

  .trust-grid {
    grid-template-columns: 1fr;
    gap: 13px;
  }
}

.student-area {
  padding: 52px 0;
  background: linear-gradient(135deg, var(--azul-profundo), var(--azul-violeta) 55%, var(--roxo));
}

.student-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.student-inner h2,
.student-inner p {
  color: #fff;
}

.student-inner p {
  margin: 12px 0 0;
  opacity: .84;
}

/* ==========================================================================
   Rodapé em azul-marinho. O logo é o mesmo arquivo, convertido para branco
   por filtro, para não precisar de um asset novo.
   ========================================================================== */

.site-footer {
  padding: 40px 0 20px;
  color: rgba(255, 255, 255, .74);
  background: var(--azul-profundo);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, minmax(0, 1fr));
  gap: 22px 26px;
}

/* O e-mail é longo e não pode estourar a coluna. */
.footer-grid a[href^="mailto:"] {
  overflow-wrap: anywhere;
}

.footer-logo {
  width: 168px;
  margin-bottom: 12px;
  filter: brightness(0) invert(1);
}

.footer-grid p {
  max-width: 330px;
  margin: 0;
  color: rgba(255, 255, 255, .66);
  font-size: .88rem;
  line-height: 1.5;
}

.footer-grid strong,
.footer-grid a {
  display: block;
}

.footer-grid strong {
  margin-bottom: 9px;
  color: #fff;
  font-size: .9rem;
}

/* padding + margin em vez de só margin: com a fonte menor os links ficavam
   em 23px, abaixo do alvo mínimo de 24px. */
.footer-grid a {
  margin: 2px 0;
  padding: 3px 0;
  color: rgba(255, 255, 255, .72);
  font-size: .88rem;
  transition: color .18s ease;
}

.footer-grid a:hover,
.footer-grid a:focus-visible {
  color: #f4aec8;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, .16);
  color: rgba(255, 255, 255, .6);
  font-size: .82rem;
}

.footer-bottom a {
  color: rgba(255, 255, 255, .72);
  transition: color .18s ease;
}

.footer-bottom a:hover,
.footer-bottom a:focus-visible {
  color: #f4aec8;
}

/* O link "Área Restrita" tinha cor e espaçamento via style inline, o que
   exigiria !important sobre o rodapé escuro. Agora é só CSS. */
#adminLoginLink {
  margin-right: auto;
  margin-left: 18px;
  color: rgba(255, 255, 255, .55);
  font-size: .82rem;
}

@media (max-width: 980px) {
  .main-nav {
    position: fixed;
    inset: calc(var(--altura-header) + 8px) 20px auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 12px;
    border: 1px solid var(--borda);
    border-radius: 16px;
    background: #fff;
    box-shadow: var(--sombra);
  }

  .main-nav.is-open {
    display: flex;
  }

  /* 44px de área de toque em cada item do menu aberto. */
  .main-nav a {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 10px 12px;
    border-radius: 10px;
  }

  .main-nav a.nav-cta {
    justify-content: center;
    margin-top: 4px;
  }

  .menu-toggle {
    display: flex;
  }.hero-grid, .section-heading {
    grid-template-columns: 1fr;
  }

  /* O retrato chegava a 700px justamente no tablet, acima do valor de
     desktop. Agora ele só diminui conforme a tela encolhe. */
  .about-portrait {
    width: min(100%, 520px);
    min-height: 470px;
    margin-inline: auto;
  }

  .about-portrait img {
    inset-inline: 0;
    width: 100%;
  }

  .about-portrait-photo img {
    inset: 0;
    width: 100%;
    height: 100%;
    object-position: 43% center;
  }

  .hero-grid {
    gap: 30px;
  }

  .topic-grid,
  .event-grid,
  .extra-lesson-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .topic-card.is-open {
    grid-column: span 2;
  }

  .topic-content h3 {
    font-size: 1.02rem;
  }

  .topic-content p {
    font-size: .82rem;
  }

  /* No tablet os quatro atalhos viravam colunas de ~170px. Em 2x2 cada um
     volta a ter largura de leitura confortável. */
  .quick-links-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer-grid > div:last-child {
    grid-column: 2 / 4;
  }
}

@media (max-width: 920px) {
  .topic-detail-dialog {
    width: calc(100% - 24px);
    max-height: calc(100dvh - 24px);
    border-radius: 22px;
  }

  .topic-detail-layout,
  .topic-detail-dialog.has-images .topic-detail-layout {
    height: auto;
    max-height: calc(100dvh - 24px);
    grid-template-columns: 1fr;
    overflow-y: auto;
  }

  .topic-detail-media {
    height: 720px;
    min-height: 720px;
  }

  .topic-detail-placeholder {
    justify-content: flex-end;
    padding: 34px 38px 170px;
  }

  .topic-detail-placeholder > div {
    max-width: 340px;
  }

  .topic-detail-placeholder p {
    margin-top: 10px;
  }

  .topic-detail-cell.cell-large {
    top: 50px;
    left: auto;
    right: 180px;
  }

  .topic-detail-cell.cell-small {
    top: 135px;
    right: 55px;
  }

  .topic-detail-gallery.gallery-2 {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(2, minmax(0, 1fr));
  }

  .topic-detail-copy {
    overflow: visible;
    padding: 42px 38px 46px;
  }

  .fundamentals-dialog {
    width: calc(100% - 24px);
    max-height: calc(100dvh - 24px);
    border-radius: 22px;
  }

  .fundamentals-dialog-layout {
    height: auto;
    max-height: calc(100dvh - 24px);
    grid-template-columns: 1fr;
    overflow-y: auto;
  }

  .fundamentals-dialog-sidebar {
    padding: 34px 28px 25px;
  }

  .fundamentals-dialog-sidebar h2 {
    max-width: none;
    margin-bottom: 10px;
    font-size: 1.7rem;
  }

  .fundamentals-dialog-sidebar > p {
    max-width: 650px;
  }

  .fundamentals-dialog-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 22px;
  }

  .fundamentals-dialog-copy {
    overflow: visible;
    padding: 42px 38px 46px;
  }
}

@media (max-width: 920px) {
  .micro-dialog {
    width: calc(100% - 20px);
    max-height: calc(100dvh - 20px);
    border-radius: 20px;
  }

  .micro-dialog-layout {
    height: auto;
    min-height: 0;
    max-height: calc(100dvh - 20px);
    grid-template-columns: 1fr;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }

  .micro-dialog-image {
    height: 46dvh;
    min-height: 300px;
  }

  .micro-dialog-image.has-comparison {
    height: 72dvh;
    min-height: 640px;
  }

  .micro-dialog-copy {
    overflow: visible;
    padding: 34px 28px 40px;
  }
}

@media (max-width: 680px) {
  .extra-lesson-grid {
    grid-template-columns: 1fr;
  }

  .extra-lesson-card {
    grid-template-rows: 142px auto;
  }

  .extra-lesson-cover strong {
    font-size: 1.42rem;
  }

  .extra-lesson-body {
    padding: 16px 68px 18px 18px;
  }

  .about-section {
    padding-block: 56px;
  }

  .about-portrait {
    width: 100%;
    min-height: 400px;
    margin-inline: 0;
    border-radius: var(--raio-menor);
  }

  .about-portrait img {
    inset: 12px -12% 0;
    width: 124%;
    height: calc(100% - 12px);
  }

  .about-portrait-photo img {
    inset: 0;
    width: 100%;
    height: 100%;
    object-position: 43% center;
  }

  .about-lead {
    font-size: .95rem;
  }

  .about-credentials {
    grid-template-columns: 1fr;
  }

  .credential-card {
    padding: 19px;
  }

  .about-actions {
    display: grid;
  }

  .topic-detail-dialog {
    width: calc(100% - 16px);
    max-height: calc(100dvh - 16px);
    border-radius: 18px;
  }

  .topic-detail-layout,
  .topic-detail-dialog.has-images .topic-detail-layout {
    max-height: calc(100dvh - 16px);
  }

  .topic-detail-media {
    height: 640px;
    min-height: 640px;
  }

  .topic-detail-placeholder {
    justify-content: flex-end;
    padding: 25px 22px 158px;
  }

  .topic-detail-placeholder strong {
    font-size: 1.55rem;
  }

  .topic-detail-placeholder p {
    max-width: 255px;
    font-size: .8rem;
  }

  .topic-detail-cell.cell-large {
    top: 32px;
    right: 90px;
    width: 98px;
    height: 98px;
  }

  .topic-detail-cell.cell-small {
    top: 88px;
    right: 22px;
    width: 64px;
    height: 64px;
  }

  .topic-detail-copy {
    padding: 34px 22px 40px;
  }

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

  .topic-detail-description {
    font-size: .95rem;
  }

  .topic-detail-pagination-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .topic-detail-page-button {
    min-height: 72px;
  }

  .topic-detail-pagination {
    right: 16px;
    bottom: 16px;
    left: 16px;
  }

  .topic-detail-close-form {
    top: 10px;
    right: 10px;
  }

  .fundamentals-dialog {
    width: calc(100% - 16px);
    max-height: calc(100dvh - 16px);
    border-radius: 18px;
  }

  .fundamentals-dialog-layout {
    max-height: calc(100dvh - 16px);
  }

  .fundamentals-dialog-sidebar {
    padding: 30px 20px 22px;
  }

  .fundamentals-dialog-eyebrow {
    margin-bottom: 10px;
  }

  .fundamentals-dialog-sidebar h2 {
    padding-right: 46px;
    font-size: 1.5rem;
  }

  .fundamentals-dialog-sidebar > p {
    font-size: .84rem;
  }

  .fundamentals-dialog-nav {
    grid-template-columns: 1fr;
    gap: 6px;
    margin-top: 18px;
  }

  .fundamentals-dialog-nav button {
    padding: 10px 12px;
  }

  .fundamentals-dialog-copy {
    padding: 34px 22px 40px;
  }

  .fundamentals-dialog-header {
    padding-right: 0;
  }

  .fundamentals-dialog-header h2 {
    font-size: 2rem;
  }

  .fundamentals-dialog-header > p {
    font-size: .95rem;
  }

  .fundamentals-image-gallery {
    grid-template-columns: 1fr;
  }

  .fundamentals-steps li {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .fundamentals-takeaway {
    padding: 19px 18px;
  }

  .fundamentals-dialog-close-form {
    top: 10px;
    right: 10px;
  }

  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .header-inner {
    min-height: var(--altura-header-mobile);
  }

  .brand img {
    width: 152px;
  }

  .main-nav {
    inset: calc(var(--altura-header-mobile) + 8px) 14px auto;
  }

  .hero {
    padding-top: 34px;
    padding-bottom: 34px;
  }

  h1 {
    font-size: clamp(1.85rem, 7.6vw, 2.5rem);
  }

  .hero-copy > p {
    font-size: .98rem;
  }

  .hero-actions,
  .student-inner,
  .footer-bottom {
    flex-direction: column;
    align-items: stretch;
  }

  /* A busca continua em linha no celular: empilhar dentro da pílula quebrava
     o formato. O botão encolhe para o campo continuar confortável em 360px. */
  .search-row input {
    height: 44px;
    padding-left: 14px;
    font-size: .92rem;
  }

  .search-row button {
    width: 44px;
    height: 44px;
  }

  .visual-card-main {
    inset: 0 4px 20px;
  }

  .chip-one,
  .chip-two {
    display: none;
  }

  .cluster-a {
    left: 40px;
    top: 55px;
  }

  .cluster-b {
    right: 40px;
    top: 155px;
  }

  .cluster-c {
    left: 115px;
    bottom: 98px;
  }

  .quick-links-grid,
  .event-grid {
    grid-template-columns: 1fr;
  }

  .quick-links-grid {
    gap: 8px;
  }

  .quick-links-grid a {
    min-height: 62px;
    padding: 10px 14px;
  }

  .section {
    padding: 62px 0;
  }

  .section-heading {
    gap: 16px;
    margin-bottom: 24px;
  }

  /* Duas colunas no celular: com uma só, os seis cards somavam quase
     2.400px de altura. A capa também fica mais baixa. */
  .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .topic-card.is-open {
    grid-column: 1 / -1;
  }

  .topic-art {
    aspect-ratio: 1 / .66;
  }

  /* Em dois cards por linha os ladrilhos do mosaico ficam com ~55px: nenhum
     corpo de fonte comporta rótulos como "Endometriais descamadas". A
     legenda sobreposta sai, e o conteúdo segue no alt da imagem e no
     aria-label do link, que é o que leitores de tela anunciam. */
  .topic-card .micro-shot span {
    display: none;
  }

  .topic-card .micro-shot::after {
    inset: 65% 0 0;
  }

  .topic-content {
    padding: 9px 11px 10px;
  }

  .topic-content h3 {
    font-size: .89rem;
  }

  .topic-content p {
    font-size: .75rem;
  }

  .topic-toggle {
    font-size: .74rem;
  }

  /* Casos empilham: imagem em cima, texto embaixo. */
  .case-highlight {
    grid-template-columns: 1fr;
  }

  .case-highlight-media {
    min-height: 0;
    aspect-ratio: 16 / 10;
  }

  .case-highlight-body {
    padding: 16px 16px 18px;
  }

  .case-secondary {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .case-secondary-media {
    height: 130px;
  }

  .case-secondary-body {
    grid-template-columns: 1fr;
  }

  .case-secondary-body .button {
    grid-column: 1;
    grid-row: auto;
    justify-self: start;
    margin-top: 10px;
  }

  .quick-links {
    padding-bottom: 24px;
  }

  .hero-actions {
    margin-top: 20px;
  }

  .search-box {
    margin-top: 20px;
  }

  .course-actions {
    min-width: 0;
  }

  .student-area {
    padding: 44px 0;
  }

  .student-inner {
    align-items: flex-start;
    gap: 22px;
  }

  /* Rodapé em duas colunas no celular: quatro blocos empilhados criavam uma
     coluna longuíssima de links. */
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 18px;
  }

  .footer-grid > div:first-child {
    grid-column: 1 / -1;
  }

  .footer-grid > div:last-child {
    grid-column: auto;
  }

  .site-footer {
    padding: 36px 0 18px;
  }

  .footer-bottom {
    margin-top: 24px;
    gap: 10px;
  }

  .micro-dialog {
    width: calc(100% - 16px);
    max-height: calc(100dvh - 16px);
    border-radius: 18px;
  }

  .micro-dialog-layout {
    min-height: 0;
    max-height: calc(100dvh - 16px);
    grid-template-columns: 1fr;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }

  .micro-dialog-image {
    height: 42dvh;
    min-height: 280px;
  }

  .micro-dialog-image.has-comparison {
    height: 68dvh;
    min-height: 600px;
  }

  .micro-dialog-copy {
    overflow: visible;
    padding: 30px 22px 36px;
  }

  .micro-dialog-gallery.is-comparison {
    gap: 10px;
    padding: 12px 12px 146px;
  }

  .micro-dialog-figure {
    border-radius: 13px;
  }

  .micro-dialog-figure figcaption {
    top: 9px;
    left: 9px;
    max-width: calc(100% - 60px);
    padding: 6px 9px;
    font-size: .62rem;
  }

  .micro-dialog-close-form {
    top: 10px;
    right: 10px;
  }

  .micro-dialog-pagination {
    right: 12px;
    bottom: 12px;
    left: 12px;
  }

  .micro-dialog-page-button {
    min-height: 68px;
    padding: 10px 11px;
  }
}

@media (max-width: 480px) {
  .micro-dialog-image.has-comparison {
    height: auto;
    min-height: 0;
  }

  .micro-dialog-gallery.is-comparison {
    grid-template-rows: none;
  }

  .micro-dialog-gallery.is-comparison .micro-dialog-figure {
    aspect-ratio: 3 / 2;
  }

  .micro-dialog-copy h2 {
    padding-right: 42px;
    font-size: 1.75rem;
  }

  .micro-dialog-description,
  .micro-info-block {
    font-size: .94rem;
  }
}

/* ==========================================================================
   Voltar ao topo: canto inferior direito, fora da coluna de leitura.
   Só entra em cena depois de uma rolagem significativa e sai de cena
   enquanto o menu mobile estiver aberto (classe no body, posta pelo JS).
   ========================================================================== */

.back-to-top {
  position: fixed;
  z-index: 900;
  right: 18px;
  bottom: 18px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--borda);
  border-radius: 50%;
  color: var(--azul-profundo);
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 6px 20px rgba(39, 35, 71, .14);
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  backdrop-filter: blur(8px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s ease,
    color .2s ease, background .2s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover,
.back-to-top:focus-visible {
  color: #fff;
  background: var(--magenta);
  border-color: var(--magenta);
}

/* Enquanto o menu mobile está aberto o botão sai da tela e do foco. */
body.nav-open .back-to-top {
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
}

@media (max-width: 680px) {
  .back-to-top {
    right: 14px;
    bottom: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ==========================================================================
   Camada tipografica de metadado: rotulos curtos em fonte de laboratorio.
   Declarada no fim do arquivo para vencer as regras anteriores sem precisar
   editar cada bloco de origem.
   ========================================================================== */

.eyebrow,
.topic-number,
.credential-number,
.lesson-format,
.micro-shot span,
.topic-detail-category,
.micro-dialog-category,
.topic-detail-progress,
.micro-dialog-progress,
.fundamentals-dialog-eyebrow,
.fundamentals-dialog-number,
.fundamentals-dialog-kicker,
.lesson-access-eyebrow,
.feature-label,
.event-card span {
  font-family: var(--fonte-lab);
  font-weight: 400;
  letter-spacing: 0.06em;
}

/* Medida de leitura confortavel nos textos longos dos modais. */

.topic-detail-copy,
.micro-dialog-copy,
.fundamentals-dialog-copy {
  max-width: 68ch;
  line-height: 1.7;
}

/* ==========================================================================
   Serie de videos: fachada com miniatura local. O player do YouTube so e
   carregado quando a pessoa clica, entao quem nao assiste nao baixa nada.
   ========================================================================== */

/* Três colunas no desktop, duas no tablet e uma no celular. Antes era
   auto-fit, que rendia quatro colunas estreitas em 1180px. */
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

/* A home mostra três vídeos; o quarto continua no HTML e no canal, alcançável
   pelo link "Ver todos os vídeos" logo abaixo da grade. */
.video-grid .video-card:nth-child(n + 4) {
  display: none;
}

@media (max-width: 980px) {
  .video-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .video-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}

.video-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--borda);
  border-radius: 18px;
  background: var(--fundo-suave);
}

.video-frame iframe,
.video-facade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-facade {
  display: grid;
  place-items: center;
  padding: 0;
  background: none;
  cursor: pointer;
}

.video-facade img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-facade .play-button {
  position: relative;
  width: 62px;
  height: 62px;
  font-size: 1.2rem;
  transition: transform 160ms cubic-bezier(.2, 0, 0, 1);
}

.video-facade:hover .play-button,
.video-facade:focus-visible .play-button {
  transform: scale(1.08);
}

.video-card h3 {
  margin: 14px 0 0;
  font-size: 1.05rem;
  color: var(--azul-profundo);
}

.video-part {
  margin-left: 7px;
  color: var(--magenta);
  font-family: var(--fonte-lab);
  font-size: .66rem;
  font-weight: 400;
  letter-spacing: .06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.video-channel {
  margin: 30px 0 0;
}

/* ==========================================================================
   Hero: microfotografias reais no lugar da composicao decorativa.
   Reaproveita o visual de .micro-shot (marca d'agua, degrade, legenda).
   ========================================================================== */

/* ==========================================================================
   Casos clinicos: card em destaque, galeria com slot vazio identificado,
   e a mecanica de escolher antes de revelar a resposta.
   ========================================================================== */

.case-shot {
  position: relative;
  overflow: hidden;
  margin: 0;
  background: var(--fundo-suave);
}

.case-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-shot.is-empty img {
  display: none;
}

.case-slot-note {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  padding: 16px;
  color: var(--texto-suave);
  font-family: var(--fonte-lab);
  font-size: .68rem;
  letter-spacing: .06em;
  text-align: center;
  text-transform: uppercase;
}

.case-shot.is-empty .case-slot-note {
  display: flex;
}

.case-shot.is-empty {
  background:
    repeating-linear-gradient(45deg, #fbf8fc, #fbf8fc 10px, #f4eff7 10px, #f4eff7 20px);
}

.case-number {
  display: block;
  margin-bottom: 8px;
  color: var(--magenta);
  font-family: var(--fonte-lab);
  font-size: .68rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}

button.text-link {
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
}

.case-dialog {
  width: min(1180px, calc(100% - 32px));
  max-width: none;
  max-height: min(820px, calc(100dvh - 32px));
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .72);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 30px 90px rgba(28, 22, 52, .28);
}

.case-dialog::backdrop {
  background: rgba(24, 20, 46, .55);
  backdrop-filter: blur(3px);
}

.case-dialog-close-form {
  position: absolute;
  z-index: 5;
  top: 16px;
  right: 18px;
  margin: 0;
}

.case-dialog-close {
  width: 38px;
  height: 38px;
  border: 1px solid var(--borda);
  border-radius: 50%;
  background: rgba(255, 255, 255, .92);
  color: var(--texto);
  font-size: 1.2rem;
  cursor: pointer;
}

.case-dialog-layout {
  height: min(820px, calc(100dvh - 32px));
  min-height: 0;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
}

.case-dialog-media {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 0;
  padding: 30px 22px;
  overflow-y: auto;
  background: var(--fundo-suave);
  border-right: 1px solid var(--borda);
}

.case-gallery {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.case-gallery .case-shot {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--borda);
  border-radius: 16px;
  padding: 0;
  font: inherit;
  cursor: zoom-in;
  box-shadow: 0 3px 10px rgba(43, 31, 68, .07);
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}

.case-gallery .case-shot:hover,
.case-gallery .case-shot:focus-visible {
  border-color: var(--magenta);
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(43, 31, 68, .18);
}

.case-gallery .case-shot.is-empty {
  cursor: default;
  transform: none;
  box-shadow: none;
}

.case-shot-caption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 9px 12px;
  background: linear-gradient(transparent, rgba(24, 20, 46, .8));
  color: #fff;
  font-family: var(--fonte-lab);
  font-size: .64rem;
  letter-spacing: .06em;
  text-align: left;
  text-transform: uppercase;
}

.case-gallery .case-shot.is-empty .case-shot-caption {
  display: none;
}

.case-shot-zoom {
  position: absolute;
  z-index: 3;
  top: 9px;
  right: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .94);
  color: var(--azul-profundo);
  font-size: .92rem;
  line-height: 1;
  box-shadow: 0 2px 6px rgba(43, 31, 68, .18);
  pointer-events: none;
}

.case-gallery .case-shot.is-empty .case-shot-zoom {
  display: none;
}

.case-disclaimer {
  margin: 0;
  color: var(--texto-suave);
  font-size: .68rem;
  line-height: 1.5;
}

.case-dialog-copy {
  min-height: 0;
  padding: 30px 40px 40px;
  overflow-y: auto;
}

.case-dialog-copy h2 {
  margin: 6px 0 22px;
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  color: var(--azul-profundo);
}

.case-dialog-number {
  color: var(--magenta);
  font-family: var(--fonte-lab);
  font-size: .68rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.case-block {
  margin-bottom: 26px;
}

.case-block h3 {
  margin: 0 0 10px;
  color: var(--azul-profundo);
  font-size: 1.02rem;
}

.case-block p {
  margin: 0 0 10px;
  color: var(--texto-suave);
  line-height: 1.7;
}

.case-block ul {
  margin: 0;
  padding-left: 18px;
  color: var(--texto-suave);
  line-height: 1.7;
}

.case-block li {
  margin-bottom: 7px;
}

.case-quiz {
  margin: 28px 0;
  padding: 22px;
  border: 1px solid var(--borda);
  border-radius: 18px;
  background: var(--fundo-suave);
}

.case-quiz h3 {
  margin: 0 0 14px;
  color: var(--azul-profundo);
  font-size: 1.02rem;
}

.case-options {
  display: grid;
  gap: 9px;
}

.case-options button {
  display: flex;
  gap: 11px;
  align-items: baseline;
  padding: 12px 14px;
  border: 1px solid var(--borda);
  border-radius: 12px;
  background: #fff;
  color: var(--texto);
  font-size: .93rem;
  text-align: left;
  cursor: pointer;
  transition: border-color .18s ease, background .18s ease;
}

.case-options button:hover:not(:disabled) {
  border-color: var(--magenta);
}

.case-options button:disabled {
  cursor: default;
}

.case-option-key {
  color: var(--texto-suave);
  font-family: var(--fonte-lab);
  font-size: .7rem;
  text-transform: uppercase;
}

.case-options button.is-correct {
  border-color: #2f8f6b;
  background: #f0f9f5;
}

.case-options button.is-correct .case-option-key {
  color: #2f8f6b;
}

.case-options button.is-wrong {
  border-color: #c0563f;
  background: #fdf3f0;
}

.case-verdict {
  margin: 14px 0 0;
  font-size: .9rem;
  font-weight: 500;
}

.case-verdict.is-correct {
  color: #2f8f6b;
}

.case-verdict.is-wrong {
  color: #c0563f;
}

.case-vote-results {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--borda);
}

.case-vote-results h3 {
  margin-bottom: 8px;
}

.case-vote-summary {
  margin: 0 0 12px;
  color: var(--texto-suave);
  font-size: .86rem;
}

.case-vote-chart {
  display: grid;
  gap: 10px;
}

.case-vote-row {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(140px, 1.1fr) 58px;
  gap: 12px;
  align-items: center;
}

.case-vote-label {
  min-width: 0;
  display: flex;
  gap: 9px;
  align-items: baseline;
}

.case-vote-label span {
  color: var(--magenta);
  font-family: var(--fonte-lab);
  font-size: .68rem;
  text-transform: uppercase;
}

.case-vote-label strong {
  min-width: 0;
  color: var(--texto);
  font-size: .82rem;
  font-weight: 500;
  line-height: 1.25;
}

.case-vote-track {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: #e9e1ed;
}

.case-vote-track i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--magenta), var(--azul-profundo));
}

.case-vote-count {
  display: flex;
  justify-content: flex-end;
  gap: 5px;
  color: var(--texto-suave);
  font-family: var(--fonte-lab);
  font-size: .68rem;
}

.case-vote-count strong {
  color: var(--azul-profundo);
}

.case-diagnosis {
  padding: 12px 16px;
  border-left: 3px solid var(--magenta);
  border-radius: 0;
  background: var(--fundo-suave);
  color: var(--azul-profundo);
  font-size: 1.02rem;
  font-weight: 500;
}

.case-comment {
  margin-top: 12px;
}

.case-admin-note {
  margin-top: 16px;
  padding: 12px 16px;
  border-left: 3px solid var(--roxo);
  background: var(--fundo-suave);
}

.case-admin-note strong {
  display: block;
  margin-bottom: 4px;
  color: var(--roxo);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.case-admin-note p {
  margin: 0;
  color: var(--texto);
}

.admin-case-note {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.admin-case-note textarea {
  width: 100%;
  min-height: 70px;
  padding: 10px 12px;
  border: 1px solid var(--borda);
  border-radius: 10px;
  font-family: var(--fonte-corpo);
  font-size: 0.9rem;
  resize: vertical;
}

.admin-case-note-status {
  font-size: 0.8rem;
  color: var(--texto-suave);
}

.case-differential {
  margin-bottom: 14px;
  padding-left: 14px;
  border-left: 2px solid var(--borda);
}

.case-differential strong {
  display: block;
  margin-bottom: 3px;
  color: var(--azul-profundo);
  font-size: .94rem;
}

.case-differential p {
  margin: 0;
  font-size: .92rem;
}

.case-outcome {
  padding: 18px 20px;
  border-radius: 16px;
  background: var(--fundo-suave);
}

.case-outcome h3 {
  margin-top: 0;
}

.case-outcome p:last-child {
  margin-bottom: 0;
}

.case-source {
  margin: 0;
  color: var(--texto-suave);
  font-size: .78rem;
  line-height: 1.6;
}

@media (max-width: 920px) {
  .case-dialog {
    width: calc(100% - 20px);
    max-height: calc(100dvh - 20px);
    border-radius: 20px;
  }

  .case-dialog-layout {
    height: auto;
    max-height: calc(100dvh - 20px);
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(0, 1fr);
  }

  .case-dialog-media {
    max-height: 42dvh;
    padding: 18px;
    border-right: 0;
    border-bottom: 1px solid var(--borda);
  }

  .case-gallery {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .case-gallery .case-shot {
    flex: 0 0 auto;
    width: min(200px, 60vw);
  }

  .case-dialog-copy {
    padding: 26px 22px 32px;
  }
}

@media (max-width: 480px) {
  .case-gallery .case-shot {
    width: min(170px, 62vw);
  }
}

/* ---------- galeria ampliada (lightbox) ---------- */

.case-lightbox {
  width: min(920px, calc(100% - 32px));
  max-width: none;
  max-height: calc(100dvh - 32px);
  padding: 0;
  border: 0;
  border-radius: 20px;
  background: #14101f;
  box-shadow: 0 30px 90px rgba(10, 8, 18, .5);
}

.case-lightbox::backdrop {
  background: rgba(10, 8, 18, .84);
  backdrop-filter: blur(2px);
}

.case-lightbox-close-form {
  position: absolute;
  z-index: 3;
  top: 14px;
  right: 14px;
  margin: 0;
}

.case-lightbox-close {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  color: #fff;
  font-size: 1.15rem;
  cursor: pointer;
}

.case-lightbox-frame {
  position: relative;
  display: grid;
  place-items: center;
  min-height: min(64dvh, 520px);
  padding: 26px;
}

.case-lightbox-frame img {
  max-width: 100%;
  max-height: min(60dvh, 480px);
  object-fit: contain;
  border-radius: 6px;
}

.case-lightbox-footer {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 20px 22px;
}

.case-lightbox-nav {
  flex: none;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 50%;
  background: rgba(255, 255, 255, .1);
  color: #fff;
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  transition: background .16s ease;
}

.case-lightbox-nav:hover:not(:disabled) {
  background: rgba(255, 255, 255, .22);
}

.case-lightbox-nav:disabled {
  opacity: .3;
  cursor: default;
}

.case-lightbox-caption {
  flex: 1;
  min-width: 0;
  margin: 0;
  color: rgba(255, 255, 255, .85);
  font-family: var(--fonte-lab);
  font-size: .72rem;
  letter-spacing: .05em;
  text-align: center;
  text-transform: uppercase;
}

@media (max-width: 560px) {
  .case-lightbox-frame {
    padding: 18px;
  }
}

/* Composição do hero: grade retangular limpa, sem rotação, sem sobreposição
   e sem cartões flutuantes. Uma imagem vertical à esquerda e duas menores
   empilhadas à direita. */
.hero-specimens {
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 8px;
  height: 405px;
}

.hero-specimens .micro-shot {
  position: relative;
  width: auto;
  aspect-ratio: auto;
  border: 0;
  border-radius: 10px;
  box-shadow: none;
  transform: none;
  transition: transform .3s ease;
}

.hero-specimens .specimen-one {
  grid-column: 1;
  grid-row: 1 / -1;
}

.hero-specimens .specimen-two {
  grid-column: 2;
  grid-row: 1;
}

.hero-specimens .specimen-three {
  grid-column: 2;
  grid-row: 2;
}

.hero-specimens .micro-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-specimens .micro-shot:hover,
.hero-specimens .micro-shot:focus-visible {
  transform: none;
}

/* As legendas do hero têm título + <small> com o método, então não podem
   herdar o clamp de 2 linhas das miniaturas do atlas: em telas estreitas o
   subtítulo era cortado. */
.hero-specimens .micro-shot span {
  right: 12px;
  bottom: 10px;
  left: 12px;
  display: block;
  -webkit-line-clamp: none;
  font-size: .74rem;
  white-space: normal;
}

.hero-specimens .micro-shot small {
  display: block;
  margin-top: 2px;
  font-size: .62rem;
  font-weight: 400;
  opacity: .82;
}

@media (max-width: 980px) {
  .hero-specimens {
    height: 300px;
  }
}

/* No celular a composição vira uma faixa baixa: texto, busca e atalhos têm
   prioridade e as imagens deixam de ocupar quase uma tela inteira. */
@media (max-width: 680px) {
  .hero-specimens {
    height: 168px;
    gap: 6px;
  }

  .hero-specimens .micro-shot span {
    right: 8px;
    bottom: 6px;
    left: 8px;
    font-size: .65rem;
  }

  .hero-specimens .micro-shot small {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-specimens .micro-shot {
    transition: none;
  }

  .hero-specimens .micro-shot:hover,
  .hero-specimens .micro-shot:focus-visible {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .video-facade .play-button {
    transition: none;
  }

  .video-facade:hover .play-button,
  .video-facade:focus-visible .play-button {
    transform: none;
  }
}

/* ==========================================================================
   PAINEL ADMINISTRATIVO E LOGIN
   ========================================================================== */

.admin-login-dialog {
  border: 0;
  border-radius: 20px;
  padding: 0;
  width: min(440px, 90vw);
  box-shadow: 0 20px 60px rgba(50, 35, 76, 0.25);
  background: var(--branco);
  color: var(--texto);
}

.admin-login-card {
  position: relative;
  padding: 40px 30px;
  background: var(--branco);
  border-radius: 20px;
}

.admin-login-close {
  position: absolute;
  top: 15px;
  right: 15px;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 50%;
  background: var(--fundo-suave);
  color: var(--texto);
  font-size: 20px;
  font-weight: bold;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.2s, transform 0.2s;
}

.admin-login-close:hover {
  background: var(--borda);
  transform: scale(1.05);
}

.admin-login-dialog h2 {
  font-family: var(--fonte-display);
  font-size: 2.2rem;
  margin-bottom: 24px;
  color: var(--azul-profundo);
  text-align: center;
}

.admin-login-form .form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.admin-login-form label {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--texto);
}

.admin-login-form input {
  padding: 12px 16px;
  border: 2px solid var(--borda);
  border-radius: 12px;
  font-size: 1rem;
  background: var(--branco);
  color: var(--texto);
  transition: border-color 0.2s;
}

.admin-login-form input:focus {
  outline: 0;
  border-color: var(--azul-profundo);
}

.admin-login-feedback {
  margin: -10px 0 15px;
  font-size: 0.9rem;
  color: var(--magenta);
  min-height: 20px;
  text-align: center;
}

/* PAINEL ADMIN */
.admin-panel-dialog {
  border: 0;
  border-radius: 24px;
  padding: 0;
  width: min(1000px, 95vw);
  height: min(720px, 90vh);
  box-shadow: 0 24px 80px rgba(50, 35, 76, 0.3);
  background: var(--branco);
  color: var(--texto);
}

.admin-panel-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  background: var(--fundo-suave);
  color: var(--texto);
  font-size: 24px;
  font-weight: bold;
  cursor: pointer;
  display: grid;
  place-items: center;
  z-index: 10;
  transition: background 0.2s, transform 0.2s;
}

.admin-panel-close:hover {
  background: var(--borda);
  transform: scale(1.05);
}

.admin-panel-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  height: 100%;
  background: var(--branco);
  border-radius: 24px;
  overflow: hidden;
}

.admin-panel-sidebar {
  background: var(--fundo-suave);
  padding: 40px 30px;
  border-right: 1px solid var(--borda);
  display: flex;
  flex-direction: column;
}

.admin-panel-sidebar h2 {
  font-family: var(--fonte-display);
  font-size: 2.2rem;
  color: var(--azul-profundo);
  margin-bottom: 10px;
}

.admin-welcome {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--texto-suave);
  margin-bottom: auto;
}

.admin-panel-content {
  padding: 40px;
  overflow-y: auto;
  background: var(--branco);
}

.admin-section h3 {
  font-family: var(--fonte-display);
  font-size: 1.8rem;
  color: var(--azul-profundo);
  margin-bottom: 10px;
}

.admin-help-text {
  font-size: 0.95rem;
  color: var(--texto-suave);
  margin-bottom: 20px;
}

.admin-lessons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 8px;
}

.admin-lesson-item {
  background: linear-gradient(135deg, #faf8fd 0%, #f3eef8 100%);
  border: 1px solid var(--borda);
  border-left: 3px solid var(--magenta);
  border-radius: 10px;
  padding: 10px 12px;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s, border-color 0.2s, transform 0.18s, box-shadow 0.18s;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.admin-lesson-item:hover {
  background: linear-gradient(135deg, #f5eef8 0%, #ede3f5 100%);
  border-left-color: var(--roxo);
  border-color: rgba(183, 25, 74, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(183, 25, 74, 0.1);
}

.admin-lesson-item span {
  font-size: 0.67rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--magenta);
  letter-spacing: 0.06em;
  font-family: var(--fonte-lab);
}

.admin-lesson-item strong {
  font-size: 0.88rem;
  color: var(--azul-profundo);
  line-height: 1.3;
}

.admin-cases-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 8px;
}

.admin-case-item {
  background: linear-gradient(135deg, #f8f6fd 0%, #eef0fa 100%);
  border: 1px solid var(--borda);
  border-left: 3px solid var(--azul-violeta);
  border-radius: 10px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: background 0.2s, border-color 0.2s, transform 0.18s, box-shadow 0.18s;
}

.admin-case-item:hover {
  background: linear-gradient(135deg, #ede9f8 0%, #e3e7f5 100%);
  border-left-color: var(--azul-profundo);
  border-color: rgba(81, 71, 121, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(81, 71, 121, 0.1);
}

.admin-case-number {
  font-size: 0.67rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--azul-violeta);
  letter-spacing: 0.06em;
  font-family: var(--fonte-lab);
}

.admin-case-item strong {
  font-size: 0.88rem;
  color: var(--azul-profundo);
  line-height: 1.3;
  display: block;
}

.admin-case-item p {
  margin: 2px 0 6px;
  font-size: 0.75rem;
  color: var(--texto-suave);
  line-height: 1.35;
}

.btn-gen-slides {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: auto;
  padding: 5px 10px;
  background: linear-gradient(135deg, var(--azul-violeta), var(--azul-profundo));
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  align-self: flex-start;
  transition: opacity 0.18s, transform 0.18s;
}

.btn-gen-slides svg {
  width: 13px;
  height: 13px;
}

.btn-gen-slides:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

.case-presentation-block {
  margin-top: 30px;
  padding-top: 24px;
  border-top: 2px solid var(--borda);
}

.case-presentation-block h3 {
  font-family: var(--fonte-display);
  font-size: 1.5rem;
  color: var(--azul-profundo);
  margin-bottom: 12px;
}

.admin-login-dialog::backdrop,
.admin-panel-dialog::backdrop {
  background: rgba(31, 32, 48, 0.7);
  backdrop-filter: blur(6px);
}

@media (max-width: 768px) {
  .admin-panel-layout {
    grid-template-columns: 1fr;
  }
  .admin-panel-sidebar {
    padding: 30px 20px;
    border-right: 0;
    border-bottom: 1px solid var(--borda);
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  .admin-welcome {
    margin-bottom: 0;
  }
  .admin-panel-sidebar h2 {
    font-size: 1.8rem;
    margin-bottom: 0;
  }
  .admin-panel-sidebar .logout-button {
    margin-top: 0 !important;
    width: auto !important;
  }
  .admin-panel-content {
    padding: 30px 20px;
  }
  .admin-case-item-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .admin-case-item button {
    width: 100%;
  }
}