/*
 * Filtros de Acessibilidade para Daltonismo
 * Baseado em matrizes de transformação cientificamente validadas
 */

/* Filtros SVG embutidos - devem ser incluídos no HTML */
.colorblind-filters {
  display: none;
}

/* Classes de filtros aplicáveis */
.normal-vision {
  filter: none;
}

.protanopia-filter {
  filter: url(#protanopia);
}

.deuteranopia-filter {
  filter: url(#deuteranopia);
}

.tritanopia-filter {
  filter: url(#tritanopia);
}

.achromatopsia-filter {
  filter: url(#achromatopsia);
}

/* Menu de Acessibilidade */
.accessibility-menu {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 8px;
  padding: 15px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  border: 1px solid #e0e0e0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  font-size: 14px;
  min-width: 200px;
}

.accessibility-menu.collapsed {
  padding: 8px;
  min-width: auto;
}

.accessibility-menu-toggle {
  background: #007bff;
  color: white;
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all 0.3s ease;
  box-shadow: 0 2px 10px rgba(0, 123, 255, 0.3);
}

.accessibility-menu-toggle:hover {
  background: #0056b3;
  transform: scale(1.05);
}

.accessibility-menu-content {
  display: none;
  margin-top: 10px;
}

.accessibility-menu.expanded .accessibility-menu-content {
  display: block;
}

.accessibility-menu.expanded .accessibility-menu-toggle {
  border-radius: 8px;
  width: 100%;
  height: 40px;
  margin-bottom: 10px;
}

.accessibility-menu label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: #333;
}

.accessibility-menu select {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  background: white;
  cursor: pointer;
  font-size: 14px;
}

.accessibility-menu select:focus {
  outline: none;
  border-color: #007bff;
  box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.accessibility-info {
  margin-top: 10px;
  padding: 8px;
  background: #f8f9fa;
  border-radius: 4px;
  font-size: 12px;
  color: #666;
  line-height: 1.4;
}

/* Responsividade */
@media (max-width: 768px) {
  .accessibility-menu {
    bottom: 10px;
    right: 10px;
    min-width: 180px;
  }
}

/* Animações suaves */
.accessibility-menu,
.accessibility-menu-content {
  transition: all 0.3s ease;
}

/* Acessibilidade para leitores de tela */
.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;
}