:root {
  --font-body: laca-variable, sans-serif;
  --font-size-menu: 14px;
  --font-size-body: 16px;
  --font-size-note: 13px;
  --font-size-title: 32px;
  --font-size-criterion: 22px;
  --weight-regular: 400;
  --weight-medium: 600;
  --weight-bold: 700;
  --color-bg: #fff;
  --color-text: #111;
  --color-muted: #6f6f6f;
  --color-muted-strong: #9a9a9a;
  --color-line: rgba(0, 0, 0, 0.12);
  --color-accent: #16b35f;
  --color-placeholder: #f3f3f0;
  --menu-height: 60px;
  --mobile-panel-height: min(34vh, 280px);
}

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

html {
  background: var(--color-bg);
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
}

.portfolio-page {
  height: 100vh;
  overflow: hidden;
}

img {
  max-width: 100%;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  color: inherit;
}

.layout {
  display: flex;
  min-height: 100vh;
  height: 100vh;
  background: var(--color-bg);
}

.left {
  width: 50%;
  height: 100vh;
  min-width: 0;
  padding: 20px;
  position: relative;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.grid-view[hidden],
.viewer-shell[hidden] {
  display: none;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  align-items: start;
}

.grid-card {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 0;
  margin: 0;
  cursor: pointer;
  display: block;
}

.grid-card img,
.grid-thumb-placeholder {
  width: 100%;
  display: block;
}

.titulo-principal {
  font-weight: var(--weight-bold);
  margin: 0 0 4px 0;
}

.titulo-secundario {
  font-weight: var(--weight-medium);
  font-size: 0.85em;
  line-height: 1.3;
  margin: 0 0 10px 0;
  opacity: .9;
}

.grid-thumb-placeholder {
  min-height: 160px;
  background: var(--color-placeholder);
  border: 1px solid var(--color-line);
  padding: 18px;
  display: flex;
  align-items: end;
  justify-content: start;
  text-align: left;
}

.grid-thumb-title {
  font-size: 14px;
  line-height: 1.35;
  font-weight: var(--weight-medium);
}

.viewer-shell {
  min-height: calc(100vh - 40px);
}

.viewer {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 40px 20px 120px;
}

.viewer.viewer-no-zoom .viewer-media {
  cursor: auto;
}

.viewer-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  position: relative;
}

.viewer-media {
  max-height: 78vh;
  max-width: 88%;
  display: block;
  margin: auto;
  cursor: none;
}

.viewer-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 18px;
}

.viewer-arrow,
.menu-item,
.portfolio-botao,
.filtro-item,
.filtro-ativo,
.acao-icone,
.grid-button,
.viewer-empty-button,
.panel-button {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 0;
  margin: 0;
}

.viewer-arrow {
  cursor: pointer;
  color: var(--color-text);
  user-select: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-size: 16px;
}

.viewer-arrow.inativo {
  opacity: 0.28;
  pointer-events: none;
}

.viewer-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.viewer-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-muted-strong);
  display: block;
}

.viewer-dot.ativo {
  background: var(--color-accent);
}

.grid-button {
  position: absolute;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 28px;
  cursor: pointer;
}

.grid-button svg {
  width: 28px;
  height: 28px;
  display: block;
  transform: rotate(45deg);
  transition: transform 1.8s cubic-bezier(.22, .61, .36, 1);
}

.grid-button:hover svg {
  transform: rotate(405deg);
}

.grid-button svg rect {
  transition: fill .25s ease;
}

.grid-button:hover svg rect {
  fill: #000;
}

.zoom-lens {
  position: fixed;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(0, 0, 0, .35);
  border-radius: 50%;
  background-repeat: no-repeat;
  background-color: rgba(255, 255, 255, .08);
  display: none;
  pointer-events: none;
  z-index: 15;
  overflow: hidden;
  transform: translate(-50%, -50%);
}

.viewer-empty {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 32px 24px 100px;
}

.viewer-empty-inner {
  max-width: 380px;
}

.viewer-empty-button,
.panel-button,
.portfolio-botao {
  border: 1px solid var(--color-text);
  padding: 8px 12px;
  font-size: 13px;
  line-height: 1.2;
  cursor: pointer;
  border-radius: 8px;
}

.panel {
  width: 50%;
  min-width: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  align-self: flex-start;
  background: var(--color-bg);
}

.menu {
  height: var(--menu-height);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-menu);
  letter-spacing: 1px;
  flex-shrink: 0;
  background: var(--color-bg);
}

.menu-nav {
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.menu-item {
  cursor: pointer;
  user-select: none;
}

.menu-item.ativo {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.panel-content {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 40px;
}

.panel-inner,
.panel-state {
  max-width: 520px;
  width: 100%;
}

.panel-inner {
  min-height: 440px;
  display: grid;
  grid-template-areas:
    "criterio"
    "opcoes"
    "ativos"
    "acoes"
    "contador";
  grid-template-rows:
    44px
    auto
    auto
    40px
    28px;
  row-gap: 18px;
  align-content: start;
}

.panel-content h1 {
  margin: 0 0 8px 0;
  font-size: var(--font-size-title);
}

.panel-content p {
  font-size: var(--font-size-body);
  line-height: 1.5;
}

.small-note {
  font-size: var(--font-size-note);
  line-height: 1.5;
}

.panel-state p {
  margin: 0 auto;
  max-width: 32ch;
}

.panel-state[data-tone="error"] h1,
.panel-state[data-tone="error"] p {
  color: #7e1d1d;
}

.portfolio-botoes {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 24px;
}

.project-pairs {
  margin-top: 20px;
}

.project-pairs-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 12px;
}

.project-pairs-list[hidden] {
  display: none;
}

.criterio {
  grid-area: criterio;
}

.ativos {
  grid-area: ativos;
}

.opcoes {
  grid-area: opcoes;
}

.acoes {
  grid-area: acoes;
}

.contador {
  grid-area: contador;
}

.criterio-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  height: 44px;
}

.criterio-titulo {
  font-size: var(--font-size-criterion);
  font-weight: var(--weight-bold);
  line-height: 1.2;
}

.criterio-arrow {
  appearance: none;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 20px;
  user-select: none;
  line-height: 1;
}

.lista-filtros,
.filtros-ativos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  align-content: flex-start;
}

.filtro-item,
.filtro-ativo {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  font-size: 15px;
  line-height: 1.6;
  white-space: nowrap;
}

.filtro-item {
  color: var(--color-text);
}

.filtro-item.inativo {
  color: #aaa;
}

.filtro-ativo {
  color: var(--color-accent);
  font-weight: var(--weight-bold);
}

.filtro-item::before,
.filtro-ativo::before {
  content: "•";
  display: inline-block;
  margin: 0 10px;
}

.filtro-item:last-child::after,
.filtro-ativo:last-child::after {
  content: "•";
  display: inline-block;
  margin: 0 10px;
}

.acoes-filtros {
  display: flex;
  justify-content: center;
  gap: 28px;
  font-size: 22px;
  align-items: center;
  height: 40px;
}

.acao-icone {
  cursor: pointer;
  user-select: none;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Zapf Dingbats", "ITC Zapf Dingbats", "Apple Symbols", serif;
  font-size: 28px;
  line-height: 1;
  font-weight: var(--weight-regular);
  -webkit-font-smoothing: none;
  text-rendering: geometricPrecision;
}

.acao-icone.limpar {
  font-size: 24px;
}

.contador-resultados {
  text-align: center;
  font-size: 14px;
  height: 28px;
  display: flex;
  justify-content: center;
  align-items: center;
}

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

@media (min-width: 1700px) {
  .grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 1080px) {
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px), (max-height: 760px) {
  .portfolio-page {
    height: auto;
    overflow: auto;
  }

  html,
  body {
    height: auto;
    min-height: 100%;
    overflow-x: hidden;
  }

  .layout {
    display: block;
    min-height: 100vh;
    height: auto;
  }

  .left {
    width: 100%;
    height: auto;
    min-height: 100vh;
    overflow-y: visible;
    padding:
      calc(var(--menu-height) + 16px)
      16px
      calc(var(--mobile-panel-height) + 24px)
      16px;
  }

  .panel {
    width: 100%;
    position: static;
    height: auto;
  }

  .menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 30;
    border-bottom: 1px solid var(--color-line);
  }

  .panel-content {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 25;
    height: var(--mobile-panel-height);
    display: block;
    overflow-y: auto;
    padding: 20px 20px 28px;
    background: var(--color-bg);
    border-top: 1px solid var(--color-line);
    text-align: center;
  }

  .panel-inner,
  .panel-state {
    min-height: auto;
  }

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

  .grid-card img,
  .grid-thumb-placeholder {
    width: 100%;
  }

  .viewer-shell {
    min-height: auto;
  }

  .viewer {
    min-height: auto;
    padding: 12px 0 88px;
  }

  .viewer-stage {
    display: block;
  }

  .viewer-media {
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: calc(100vh - var(--menu-height) - var(--mobile-panel-height) - 60px);
    margin: 0 auto;
    cursor: auto;
  }

  .zoom-lens {
    display: none !important;
  }

  .viewer-nav {
    position: fixed;
    left: 16px;
    right: auto;
    bottom: calc(var(--mobile-panel-height) + 16px);
    z-index: 26;
    margin-top: 0;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
  }

  .viewer-dots {
    gap: 8px;
  }

  .viewer-dot {
    width: 10px;
    height: 10px;
  }

  .viewer-arrow {
    width: 24px;
    height: 24px;
  }

  .viewer-empty {
    padding-bottom: 120px;
  }

  .grid-button {
    position: fixed;
    right: 16px;
    bottom: calc(var(--mobile-panel-height) + 16px);
    left: auto;
    transform: none;
    margin-top: 0;
    z-index: 26;
    background: rgba(255, 255, 255, 0.92);
    border-radius: 8px;
    padding: 6px;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
  }
}

@media (max-width: 480px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .menu-nav {
    gap: 12px;
  }

  .panel-content {
    padding-left: 16px;
    padding-right: 16px;
  }
}