:root {
  --bg-primary: #0E1117;
  --bg-surface: #161B22;
  --border-color: #30363D;
  --text-main: #F0F6FC;
  --text-secondary: #8B949E;
  --link-color: #58A6FF;
  --link-hover: #1F6FEB;
  --focus-color: #388BFD;
  --font-family: "Yrsa", serif;
  --btn-bg: #21262D;
  --btn-bg-hover: var(--link-hover);
  --btn-bg-active: var(--link-color);
  --btn-text: var(--text-main);
  --btn-border: var(--border-color);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  background: linear-gradient(to right, #1E2A3A, var(--bg-primary));
  font-family: var(--font-family);
  color: var(--text-main);
  display: flex;
  flex-direction: column;
}

/* Header */
header {
  background: var(--bg-primary);
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.branding {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo {
  width: 64px;
  height: auto;
}

header h3 {
  font-size: 1.5rem;
}

/* Navigation */
nav {
  margin-top: 1rem;
}

#menu-toggle {
  font-size: 1.5rem;
  background: none;
  border: none;
  color: var(--link-color);
  cursor: pointer;
}

#nav-links {
  display: none;
  list-style: none;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1rem;
}

#nav-links.open {
  display: flex;
}

#nav-links a {
  text-decoration: none;
  color: var(--link-color);
}

#nav-links a:hover {
  color: var(--link-hover);
}

#nav-links a.active {
  font-weight: bold;
  color: var(--focus-color);
  text-decoration: underline;
}

/* Breadcrumbs */
.breadcrumbs {
  font-size: 0.9rem;
  margin: 1rem 0;
  color: var(--text-main);
  padding: 0.5rem 1rem;
}

.breadcrumbs a {
  text-decoration: none;
  color: var(--focus-color);
}

/* Main */
main {
  padding: 1.5rem;
}

/* Panels */
.cartas-panel {
  animation: fadeIn 0.3s ease-in;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1rem;
  border-top: 1px solid var(--border-color);
  max-height: 1000px;
  opacity: 1;
  transition: all 0.3s ease;
  overflow: hidden;
 
}

.cartas-panel.retraido {
  display: none;
  max-height: 0;
  opacity: 0;
  padding: 0;
  margin: 0;
  pointer-events: none;
}

.cartas-panel:not(#cartasPanel) {
  max-height: none;
  overflow: visible;
}

/* Toggle buttons */
.cartas-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--btn-bg);
  color: var(--btn-text);
  padding: 0.8rem;
  border: none;
  border-bottom: 1px solid var(--btn-border);
  font-weight: bold;
  cursor: pointer;
}

.cartas-toggle.aberto {
  background-color: var(--btn-bg);
  color: var(--btn-text);
}

.cartas-toggle .seta {
  display: inline-block;
  transition: transform 0.3s ease;
  transform: rotate(0deg);
}

.cartas-toggle.aberto .seta {
  transform: rotate(90deg);
}

/* Controls */
.cartas-controls {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cartas-controls input[type=text] {
  padding: 0.5rem;
  border-radius: 4px;
  border: 1px solid var(--btn-border);
  background: var(--bg-surface);
  color: var(--text-main);
}

.cartas-controls .checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.cartas-controls .filtros {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
}

.cartas-controls .filtros label {
  display: flex;
  flex-direction: column;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.cartas-controls .filtros label input[type=checkbox] {
  margin-top: 0.2rem;
}

.cartas-controls .filtro-btn {
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--btn-border);
  background-color: #2b323b;
  color: var(--text-main);
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: background 0.3s;
}

.cartas-controls .filtro-btn:hover {
  background-color: var(--link-hover);
}

.cartas-controls .filtro-btn.ativo {
  background-color: var(--link-color);
  color: #fff;
  border-color: var(--link-hover);
}

.cartas-controls .limpar-btn {
  align-self: flex-start;
  padding: 0.4rem 0.8rem;
  background: var(--btn-bg);
  color: var(--btn-text);
  border: 1px solid var(--btn-border);
  border-radius: 4px;
  cursor: pointer;
}

.cartas-controls .limpar-btn:hover {
  background: var(--link-hover);
  color: var(--btn-text);
}
/* Card list */
.cartas-conteudo {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-start;
  justify-content: center;
  
}

.lista-cartas {
  max-height: 250px;
  overflow-y: auto;
  border: 1px solid var(--btn-border);
  border-radius: 6px;
  background-color: var(--bg-surface);
  padding: 0.5rem;
}

.carta-lista-item {
  padding: 0.4rem;
  border-bottom: 1px solid var(--btn-border);
  cursor: pointer;
}

.carta-lista-item:hover {
  background-color: var(--btn-bg);
}

/* Viewer */
.visualizador {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2rem ;
  
}

.visualizador img {
  width: 100%;
  height: auto;
  aspect-ratio: 360/504;
  border-radius: 6px;
  border: 1px solid var(--btn-border);
  margin-bottom: 0.5rem;
}

.adicionar-btn {
  padding: 0.4rem 0.8rem;
  background: var(--btn-bg);
  border: 1px solid var(--btn-border);
  color: var(--btn-text);
  border-radius: 4px;
  cursor: pointer;
  
}

.adicionar-btn:hover {
  background: var(--btn-bg-hover);
  color: var(--btn-text);
}

/* Mini cards */
.mini-carta {
  position: relative;
  width: 100%;
  aspect-ratio: 360/504;
  margin-bottom: 1rem;
  border: 1px solid var(--btn-border);
  border-radius: 6px;
  background-color: white;
  overflow: hidden;
}

.mini-carta img {
  width: 100%;
  height: auto;
  border-radius: 6px;
  display: block;
}

.mini-controles {
  position: absolute;
  bottom: 6px;
  right: 6px;
  display: flex;
  gap: 0.4rem;
}

/* Icon buttons */
.icon-btn {
  background: var(--btn-border);
  border: none;
  padding: 0.3rem;
  cursor: pointer;
  color: var(--text-main);
  border-radius: 4px;
  transition: background 0.2s;
}

.icon-btn svg {
  pointer-events: none;
}

.icon-btn:hover {
  background: var(--btn-bg);
}

.icon-btn:focus {
  outline: 2px solid var(--focus-color);
}

/* Utility */
.hidden {
  display: none !important;
}

/* Footer */
footer {
  text-align: center;
  padding: 1rem;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  font-size: 0.9rem;
  color: var(--text-secondary);
}


footer a {
  color: var(--focus-color);
  text-decoration: none;
  font-weight: 500;
}

footer a:hover {
  text-decoration: underline;
}

/* Segurança contra alertas de classes não estilizadas */
.seta,
.active,
.retraido,
.aberto,
.ativo {
  /* Garantir que tenham estilo mínimo */
  isolation: isolate;
}



/* Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

#toastAviso {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--btn-border);
  color: var(--text-main);
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  font-family: var(--font-family);
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.3s ease;
}


/* Media Queries */
@media (min-width: 600px) {
  header {
    flex-direction: row;
    justify-content: space-around;
    align-items: center;
    text-align: left;
  }

  .branding {
    flex-direction: row;
    align-items: center;
    gap: 1rem;
  }

  .logo {
    width: 48px;
  }

  #nav-links {
    display: flex !important;
    flex-direction: row;
    font-size: 1.2rem;
    gap: 1.5rem;
    margin-bottom: 1em;
  }

  #menu-toggle {
    display: none;
  }

  .visualizador img,
  .mini-carta {
    max-width: 270px;
  }
}

@media (min-width: 900px) {
  .visualizador img,
  .mini-carta {
    max-width: 300px;
  }
}