:root {
  --color-bg: #FAFAFA;
  --color-bg-dark: #212121;
  --color-primary: #FF6F61;
  --color-text: #333333;
  --color-muted: #777777;
  --color-border: #E0E0E0;
  --color-error: #D32F2F;
  --color-success: #4CAF50; /* Nova cor de sucesso */

  --radius: 12px;
  --shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  --transition: 180ms ease;

  --font-base: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: var(--color-bg-dark);
    --color-text: #FAFAFA;
    --color-muted: #CCCCCC;
    --color-border: #444444;
  }
}

/* Reset & base */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  font-family: var(--font-base);
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
}
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Layout */
.header {
  position: relative;
  padding: 0.5rem 1rem;
  text-align: center;
}
.edit-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-primary);
  padding: 0.4rem;
  transition: var(--transition);
  position: absolute;
  right: 1rem;
  top: 0.5rem;
}
.edit-btn:hover .icon {
  stroke-dashoffset: 0;
}
.edit-btn .icon {
  fill: none;
  stroke: var(--color-primary);
  stroke-width: 2;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  transition: stroke-dashoffset var(--transition);
}
.container {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-start; /* Altera para alinhar ao topo */
  padding: 2rem;
  gap: 2rem; /* Adiciona espaçamento entre as colunas */
  flex-wrap: wrap; /* Permite quebrar linha em telas menores */
}
.view {
  width: 100%;
  max-width: 600px; /* Mantém a largura máxima para o perfil */
  display: flex; /* Adicionado para organizar os cards internos */
  flex-direction: column; /* Coloca os cards um abaixo do outro */
  gap: 2rem; /* Espaçamento entre os cards de perfil e todo */
}
.hidden {
  display: none !important;
}

/* Profile Card */
.profile-card, .todo-card { /* Aplicar estilos comuns a ambos os cards */
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  text-align: center;
  width: 100%; /* Ocupa a largura total do seu contêiner pai */
}
.profile-card {
  /* Mantém estilos específicos do profile-card */
}
.avatar {
  margin-bottom: 1rem;
}
.name {
  font-size: 2.5rem;
  font-weight: 700;
  margin: 0.5rem 0 1.5rem;
  color: var(--color-primary);
}
.buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.btn-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  padding: 0.8rem 1rem;
  border-radius: var(--radius);
  border: none;
  transition: var(--transition);
}
.btn-link:hover,
.btn-link:focus-visible {
  filter: brightness(1.1);
  outline: 2px solid #90caf9;
  outline-offset: 2px;
}
.btn-link.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}
.btn-copy {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
}
.btn-copy:hover,
.btn-copy:focus-visible {
  background: var(--color-primary);
  color: #fff;
  outline: none;
}

/* Edit Form */
.edit-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.field {
  display: flex;
  flex-direction: column;
}
.field-label {
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
  color: var(--color-muted);
}
.field input {
  padding: 0.6rem 0.8rem;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.field input:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}
.field input.invalid {
  border-color: var(--color-error);
}

/* Form actions */
.form-actions {
  display: flex;
  gap: 0.8rem;
  justify-content: flex-end;
}
.btn-save,
.btn-cancel {
  padding: 0.6rem 1.2rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
}
.btn-save {
  background: var(--color-primary);
  color: #fff;
}
.btn-save:hover,
.btn-save:focus-visible {
  filter: brightness(1.1);
}
.btn-cancel {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}
.btn-cancel:hover,
.btn-cancel:focus-visible {
  background: var(--color-primary);
  color: #fff;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translate(-50%, 20px);
  background: var(--color-primary);
  color: #fff;
  padding: 0.8rem 1.2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  opacity: 0;
  transition: opacity var(--transition), transform var(--transition);
  z-index: 1000;
}
.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* Icon base */
.icon {
  fill: currentColor;
  width: 1em;
  height: 1em;
  flex-shrink: 0; /* Impede que o SVG encolha dentro de flex */
}

/* Responsive */
@media (max-width: 480px) {
  .buttons {
    grid-template-columns: 1fr;
  }
  .container {
    padding: 1rem;
    flex-direction: column; /* Em telas muito pequenas, empilha os cards */
    gap: 1rem;
  }
  .view {
    max-width: 100%;
    gap: 1rem;
  }
}

/* --- TO-DO LIST STYLES --- */
.todo-card {
  text-align: left; /* Alinha o texto das tarefas à esquerda */
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.todo-title {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 0.5rem;
  text-align: center;
}

.todo-form {
  display: flex;
  gap: 0.5rem;
}

.todo-input {
  flex-grow: 1;
  padding: 0.6rem 0.8rem;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.todo-input:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn-add-todo {
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 0.6rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0; /* Garante que o botão não encolha */
}

.btn-add-todo:hover,
.btn-add-todo:focus-visible {
  filter: brightness(1.1);
  outline: 2px solid #90caf9;
  outline-offset: 2px;
}

.todo-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.todo-item {
  display: flex;
  align-items: center;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.8rem 1rem;
  word-break: break-word; /* Garante que o texto longo quebre a linha */
  hyphens: auto; /* Melhor quebra de palavras */
}

.todo-item.completed {
  text-decoration: line-through;
  color: var(--color-muted);
  background: var(--color-border); /* Fundo mais claro para tarefas concluídas */
}

.todo-item-text {
  flex-grow: 1;
  margin-left: 0.5rem;
  margin-right: 0.5rem;
}

.todo-item-actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

.btn-todo-action {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.3rem;
  border-radius: 50%;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-todo-action.delete {
  color: var(--color-error);
}
.btn-todo-action.delete:hover {
  background: rgba(var(--color-error), 0.1);
  color: darken(var(--color-error), 10%);
}

.btn-todo-action.complete {
  color: var(--color-success);
}
.btn-todo-action.complete:hover {
  background: rgba(var(--color-success), 0.1);
  color: darken(var(--color-success), 10%);
}

.todo-item .icon {
  width: 1.2em;
  height: 1.2em;
}

/* Placeholder para lista vazia */
.todo-list .placeholder {
  justify-content: center;
  font-style: italic;
  color: var(--color-muted);
  padding: 1rem;
  border-style: dashed;
}

/* Checkbox visualmente escondido, mas funcional */
.todo-checkbox {
  appearance: none; /* Esconde o checkbox padrão */
  width: 1.5em;
  height: 1.5em;
  border: 2px solid var(--color-primary);
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: all var(--transition);
  flex-shrink: 0;
}

.todo-checkbox:checked {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.todo-checkbox:focus-visible {
  outline: 2px solid #90caf9;
  outline-offset: 2px;
}

.todo-checkbox::after {
  content: '';
  position: absolute;
  width: 0.7em;
  height: 0.35em;
  border-bottom: 2px solid white;
  border-left: 2px solid white;
  transform: rotate(-45deg) scale(0);
  opacity: 0;
  transition: transform var(--transition), opacity var(--transition);
}

.todo-checkbox:checked::after {
  transform: rotate(-45deg) scale(1);
  opacity: 1;
}

.todo-item.completed .todo-checkbox {
  background-color: var(--color-success);
  border-color: var(--color-success);
}
.todo-item.completed .todo-checkbox::after {
  border-color: white;
}