:root {
  /* Suas Cores Oficiais */
  --cor-fundo: #4D0089;    
  --cor-magenta: #CB2376;  
  --cor-neon: #7DFAB4;     
  
  /* Cores de Estrutura baseadas na sua paleta */
  --ink: #110022;          
  --paper: #ffffff;        
  --paper-soft: rgba(255, 255, 255, 0.7); /* Textos secundários */
  
  /* Estrutura dos Cards e Molduras */
  --shadow: rgba(0, 0, 0, 0.5);
  --line: rgba(125, 250, 180, 0.3); /* Linhas sutilmente verde neon */
  
  /* Interações e Botões */
  --accent: var(--cor-neon);
  --accent-dark: var(--cor-magenta);
  
  /* Transparências (Glassmorphism) */
  --glass: rgba(77, 0, 137, 0.4);        /* Vidro roxo translúcido */
  --glass-strong: rgba(203, 35, 118, 0.6); /* Vidro magenta ao passar o mouse */
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: 'Montserrat', system-ui, -apple-system, sans-serif;
}

body.is-modal-open {
  overflow: hidden;
}

button,
a {
  font: inherit;
}

.gallery-shell {
  min-height: 100vh;
  background:
    radial-gradient(circle at 16% 14%, rgba(216, 165, 63, 0.2), transparent 24rem),
    radial-gradient(circle at 86% 28%, rgba(83, 124, 130, 0.22), transparent 28rem),
    linear-gradient(135deg, #211b16 0%, #14110e 48%, #241c15 100%);
}

.art-stage {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  isolation: isolate;
}

.paint-grain,
.stage-shade {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.paint-grain {
  z-index: 0;
  opacity: 0.24;
  mix-blend-mode: soft-light;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0, 0, 0, 0.08) 1px, transparent 1px);
  background-size: 5px 5px, 7px 7px;
}

.stage-shade {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(10, 8, 6, 0.72) 0%, rgba(10, 8, 6, 0.28) 34%, rgba(10, 8, 6, 0.3) 66%, rgba(10, 8, 6, 0.72) 100%),
    linear-gradient(0deg, rgba(10, 8, 6, 0.72) 0%, transparent 42%),
    linear-gradient(180deg, rgba(10, 8, 6, 0.56) 0%, transparent 25%);
}

.gallery-wall {
  position: absolute;
  inset: clamp(2rem, 6vh, 4rem) 0;
  z-index: 2;
  display: grid;
  place-items: center;
  perspective: 1400px;
}

.featured-frame,
.side-frame {
  position: absolute;
  margin: 0;
}

.featured-frame {
  top: 42%;
  left: 50%;
  width: min(52vw, 44rem);
  max-width: calc(100vw - 12rem);
  aspect-ratio: 4 / 3;
  z-index: 3;
  filter: drop-shadow(0 2.2rem 3.6rem rgba(0, 0, 0, 0.5));
  transform: translate(-50%, -54%);
  transition:
    opacity 420ms ease,
    transform 640ms ease;
}

.side-frame {
  top: 42%;
  width: min(32vw, 24rem);
  aspect-ratio: 4 / 3;
  z-index: 2;
  opacity: 0.34;
  filter: blur(0.2px) saturate(0.86) drop-shadow(0 1.6rem 2.4rem rgba(0, 0, 0, 0.36));
  transition:
    opacity 360ms ease,
    transform 640ms ease;
}

.side-frame-left {
  left: max(-8rem, -7vw);
  transform: translateY(-54%) rotateY(18deg) rotateZ(-2deg) scale(0.92);
}

.side-frame-right {
  right: max(-8rem, -7vw);
  transform: translateY(-54%) rotateY(-18deg) rotateZ(2deg) scale(0.92);
}

.frame-rim {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  padding: clamp(0.85rem, 1.45vw, 1.35rem);
  border-radius: 0.45rem;
  background: var(--glass);
  border: 1px solid var(--line);
  box-shadow: 0 1.6rem 3rem var(--shadow);
}

.frame-rim::before {
  content: "";
  position: absolute;
  inset: clamp(0.45rem, 0.75vw, 0.7rem);
  z-index: 2;
  border: 1px solid rgba(255, 241, 205, 0.42);
  border-radius: 0.18rem;
  pointer-events: none;
}

.frame-rim img {
  display: block;
  width: 100%;
  height: 100%;
  border: clamp(0.5rem, 0.9vw, 0.8rem) solid #f1e2c6;
  border-radius: 0.18rem;
  object-fit: contain;
  object-position: center;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.45), transparent 42%),
    #eadcc1;
  box-shadow:
    inset 0 0 2.2rem rgba(0, 0, 0, 0.34),
    0 0.35rem 0.9rem rgba(0, 0, 0, 0.25);
}

.gallery-wall.is-changing .featured-frame {
  opacity: 0;
  transform: translate(-50%, calc(-54% + 0.6rem)) scale(0.98);
}

.gallery-wall.is-changing .side-frame-left {
  opacity: 0.12;
  transform: translate(-1rem, -54%) rotateY(18deg) rotateZ(-2deg) scale(0.88);
}

.gallery-wall.is-changing .side-frame-right {
  opacity: 0.12;
  transform: translate(1rem, -54%) rotateY(-18deg) rotateZ(2deg) scale(0.88);
}

.museum-label {
  position: absolute;
  top: calc(50% + min(18vw, 11.5rem));
  left: 50%;
  z-index: 4;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.1rem;
  align-items: end;
  width: min(52vw, 44rem);
  max-width: calc(100vw - 12rem);
  padding: 1rem 1.1rem;
  border-left: 3px solid rgba(216, 165, 63, 0.78);
  background: rgba(247, 241, 231, 0.9);
  color: var(--ink);
  box-shadow: 0 1rem 2.4rem rgba(0, 0, 0, 0.26);
  transform: translateX(-50%);
}


a.label-kicker {
  color: var(--cor-magenta);
  text-decoration: none;
  text-transform: uppercase;
  font-weight: 800; 
}

.label-description a {
  color: var(--cor-magenta);
  text-decoration: none;
  font-weight: 200;
}

a.label-kicker,
.label-description a {
  transition: color 0.3s ease-in-out;
}

a.label-kicker:hover,
.label-description a:hover {
  color: var(--cor-fundo);
}

.museum-label h1 {
  margin: 0;
  color: #17120d;
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(1.35rem, 2vw, 2rem);
  line-height: 1;
  letter-spacing: 0;
}

.label-artist {
  margin: 0.35rem 0 0;
  color: #3d3023;
  font-size: 0.95rem;
  font-weight: 800;
}

.label-description {
  margin: 0.45rem 0 0;
  color: #5d4d3d;
  font-size: 0.9rem;
  line-height: 1.45;
}

.label-description a {
  color: var(--accent-dark);
  font-weight: 800;
  text-decoration: none;
}

.exhibition-title {
  margin: 0;
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(2.6rem, 7vw, 5.5rem);
  line-height: 0.95;
  color: var(--cor-neon); /* Verde Neon */
}

.view-counter {
  display: grid;
  justify-items: end;
  min-width: 6.8rem;
  padding-left: 1rem;
  border-left: 1px solid rgba(24, 21, 18, 0.18);
  color: #5d4d3d;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.view-counter span:first-child {
  color: #17120d;
  font-size: 1.55rem;
  line-height: 1;
  letter-spacing: 0;
}

.nav-button {
  position: absolute;
  top: 50%;
  z-index: 6;
  display: grid;
  place-items: center;
  width: clamp(3rem, 5vw, 4.3rem);
  height: clamp(3rem, 5vw, 4.3rem);
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--paper);
  background: var(--glass);
  backdrop-filter: blur(18px);
  box-shadow: 0 1.4rem 3rem var(--shadow);
  cursor: pointer;
  transform: translateY(-50%);
  transition:
    background 180ms ease,
    transform 180ms ease;
}

.nav-button:hover,
.nav-button:focus-visible {
  background: var(--glass-strong);
  transform: translateY(-50%) scale(1.04);
}

.nav-button svg {
  width: 1.8rem;
  height: 1.8rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}

.previous {
  left: clamp(1rem, 2.5vw, 2rem);
}

.next {
  right: clamp(1rem, 2.5vw, 2rem);
}

:focus-visible {
  outline: 3px solid rgba(216, 165, 63, 0.8);
  outline-offset: 3px;
}

@media (max-width: 840px) {
  .gallery-wall {
    inset: 2rem 0;
  }

  .featured-frame {
    width: min(78vw, 35rem);
    max-width: calc(100vw - 2rem);
  }

  .museum-label {
    top: calc(50% + 21vw);
    width: min(78vw, 35rem);
    max-width: calc(100vw - 2rem);
  }

  .side-frame {
    width: 38vw;
    opacity: 0.24;
  }

  .side-frame-left {
    left: -20vw;
  }

  .side-frame-right {
    right: -20vw;
  }

  .previous {
    left: 1rem;
  }

  .next {
    right: 1rem;
  }
}

@media (max-width: 560px) {
  .gallery-wall {
    inset: 1rem 0;
  }

  .featured-frame {
    top: 35%;
    width: calc(100vw - 2rem);
  }

  .museum-label {
    top: calc(50% + 17vw);
    grid-template-columns: 1fr;
    gap: 0.85rem;
    width: calc(100vw - 2rem);
    padding: 0.85rem 0.9rem;
  }

  .museum-label h1 {
    font-size: clamp(1.2rem, 6vw, 1.65rem);
  }

  .label-description {
    font-size: 0.84rem;
    line-height: 1.36;
  }

  .view-counter {
    justify-self: end;
    min-width: auto;
    padding-left: 1rem;
  }

  .side-frame {
    display: none;
  }
}

.exhibition-page {
  min-height: 100vh;
  padding: clamp(1rem, 4vw, 3rem);
  /* Fundo copiado da gallery-shell */
  background:
    radial-gradient(circle at 86% 28%, rgba(83, 124, 130, 0.22), transparent 28rem),
    linear-gradient(135deg, #211b16 0%, #14110e 48%, #241c15 100%);
}

.exhibition-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  max-width: 78rem;
  margin: 0 auto clamp(1.5rem, 4vw, 3rem);
}

.exhibition-header h1 {
  margin: 0;
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(2.6rem, 7vw, 5.5rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.back-link {
  color: var(--cor-magenta); /* Fica magenta */
  font-weight: 800;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

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

.thumbnail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
  max-width: 78rem;
  margin: 0 auto;
}

.thumbnail-card {
  display: grid;
  gap: 0.75rem;
  border: 0;
  padding: 0;
  color: var(--paper);
  background: transparent;
  cursor: pointer;
  text-align: left;
}

.thumbnail-card .frame-rim {
  aspect-ratio: 4 / 3;
  transition:
    opacity 180ms ease,
    transform 180ms ease;
}

.thumbnail-card:hover .frame-rim,
.thumbnail-card:focus-visible .frame-rim {
  transform: translateY(-0.25rem);
}

.thumbnail-title {
  padding-left: 0.2rem;
  color: var(--paper-soft);
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.art-modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 28rem);
  gap: clamp(1rem, 3vw, 2rem);
  align-items: center;
  padding: clamp(1rem, 4vw, 3rem);
  background: rgba(12, 10, 8, 0.88);
  backdrop-filter: blur(16px);
}

.art-modal[aria-hidden="true"] {
  display: none;
}

.modal-frame {
  width: min(62rem, 100%);
  aspect-ratio: 4 / 3;
  margin: 0;
  justify-self: end;
  filter: drop-shadow(0 2rem 3rem rgba(0, 0, 0, 0.5));
}

.modal-label {
  position: static;
  width: 100%;
  max-width: none;
  transform: none;
}

.modal-label h2 {
  margin: 0;
  color: #17120d;
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  line-height: 1;
  letter-spacing: 0;
}

.modal-close {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 21;
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--paper);
  background: var(--glass-strong);
  cursor: pointer;
  font-size: 2rem;
  line-height: 1;
}

@media (max-width: 840px) {
  .art-modal {
    grid-template-columns: 1fr;
    align-content: center;
    overflow-y: auto;
  }

  .modal-frame {
    justify-self: center;
  }

  .modal-label {
    justify-self: center;
    max-width: 42rem;
  }
}

@media (max-width: 560px) {
  .exhibition-header {
    align-items: start;
    flex-direction: column;
  }

  .thumbnail-grid {
    grid-template-columns: 1fr;
  }
}

/* Título / Logo do site */
.site-logo {
  position: absolute;
  top: clamp(1.5rem, 4vw, 3rem);
  left: clamp(1.5rem, 4vw, 3rem);
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.site-logo h1 {
  margin: 0;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--cor-neon); /* Usará o verde menta */
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1;
}

.site-logo h2 {
  margin: 0.1rem 0 0.3rem 0; /* Dá um leve respiro entre o MSN, o texto e a linha */
  font-family: 'Montserrat', sans-serif;
  font-weight: 600; /* Peso médio para leitura clara */
  font-size: clamp(0.65rem, 1.2vw, 0.85rem); /* Tamanho responsivo, pequeno e elegante */
  color: var(--paper-soft); /* Branco translúcido que já temos nas variáveis */
  letter-spacing: 0.45em; /* Espaçamento largo, clássico de UI sci-fi/tecnológica */
  line-height: 1.3; /* Espaçamento exato entre as 3 linhas de texto */
}

/* Diminui o logo do MSN especificamente na tela de exposição */
.exhibition-page .site-logo {
  top: clamp(1rem, 2vw, 1.5rem); /* Fica um pouco mais colado no topo */
  left: clamp(1rem, 2vw, 1.5rem);
}

.exhibition-page .site-logo h1 {
  font-size: clamp(1.2rem, 2.5vw, 1.8rem); /* Bem menor que o da tela principal */
}

.exhibition-page .site-logo h2 {
  font-size: clamp(0.5rem, 0.8vw, 0.60rem); /* Texto de baixo bem delicado */
}