/* Bloqueio de rolagem do body */
body.ui-modal-open {
  overflow: hidden !important;
  touch-action: none;
}

/* Wrapper Principal do Modal */
.ui-modal {
  position: fixed;
  inset: 0;
  z-index: var(--ui-z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--ui-space-4);
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--ui-transition-base), visibility var(--ui-transition-base);
}

.ui-modal[hidden] {
  display: none;
}

.ui-modal.is-active {
  visibility: visible;
  opacity: 1;
}

/* Backdrop / Fundo Escurecido */
.ui-modal-overlay {
  position: fixed;
  inset: 0;
  background-color: var(--ui-bg-overlay);
  backdrop-filter: blur(4px);
  z-index: 1;
}

/* Janela do Conteúdo */
.ui-modal-container {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - var(--ui-space-8));
  width: 100%;
  max-width: 560px; /* Padrão (md) */
  background-color: var(--ui-bg-card);
  border: 1px solid var(--ui-border-color);
  border-radius: var(--ui-radius-xl);
  box-shadow: var(--ui-shadow-xl);
  overflow: hidden;
  transform: scale(0.95) translateY(8px);
  transition: transform var(--ui-transition-base);
}

.ui-modal.is-active .ui-modal-container {
  transform: scale(1) translateY(0);
}

/* Variações de Tamanho */
.ui-modal.is-size-sm .ui-modal-container { max-width: 400px; }
.ui-modal.is-size-md .ui-modal-container { max-width: 560px; }
.ui-modal.is-size-lg .ui-modal-container { max-width: 780px; }
.ui-modal.is-size-xl .ui-modal-container { max-width: 960px; }

/* Cabeçalho */
.ui-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--ui-space-4) var(--ui-space-6);
  border-bottom: 1px solid var(--ui-border-color);
  background-color: var(--ui-bg-surface);
}

.ui-modal-header.is-empty {
  border-bottom: none;
  background-color: transparent;
  padding: var(--ui-space-3);
  position: absolute;
  top: 0;
  right: 0;
  z-index: 3;
}

.ui-modal-title {
  margin: 0;
  font-family: var(--ui-font-sans);
  font-size: var(--ui-font-size-lg);
  font-weight: var(--ui-font-weight-semibold);
  color: var(--ui-text-primary);
  line-height: var(--ui-line-height-tight);
}

/* Botão Fechar */
.ui-modal-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  border-radius: var(--ui-radius-md);
  color: var(--ui-text-secondary);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  transition: background-color var(--ui-transition-fast), color var(--ui-transition-fast);
}

.ui-modal-close:hover {
  background-color: var(--ui-slate-200);
  color: var(--ui-text-primary);
}

.ui-modal-close:focus-visible {
  outline: 2px solid var(--ui-border-focus);
}

/* Corpo do Modal */
.ui-modal-body {
  padding: var(--ui-space-6);
  overflow-y: auto;
  font-family: var(--ui-font-sans);
  font-size: var(--ui-font-size-base);
  line-height: var(--ui-line-height-normal);
  color: var(--ui-text-secondary);
}

.ui-modal-body p:last-child {
  margin-bottom: 0;
}