/* Assistente virtual Yotta Copilot (docs/assistente/04-widget.md). Prefixo yc-, só tokens de tokens.css. */

/* AS-D1: assistente no canto inferior direito; o WhatsApp flutuante sobe e fica empilhado acima */
.whatsapp-float {
  bottom: calc(1.5rem + 3.5rem + var(--space-3) + var(--yc-base, 0px));
}

.yc-botao {
  position: fixed;
  right: 1.5rem;
  bottom: calc(1.5rem + var(--yc-base, 0px));
  z-index: var(--z-overlay);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 3.5rem;
  min-width: 3.5rem;
  padding: 0 var(--space-5);
  border: 1px solid var(--color-border-lime);
  border-radius: var(--radius-full);
  background: var(--color-teal);
  color: var(--color-white);
  font: 700 0.95rem/1 var(--font-base);
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.yc-botao svg,
.yc-marca svg,
.yc-fechar svg,
.yc-enviar svg {
  fill: currentColor;
  flex-shrink: 0;
}

.yc-botao svg {
  color: var(--color-lime-bright);
}

.yc-botao:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

/* --color-accent-text: #c4df00 no escuro e #4f5d00 no claro (o lime claro some sobre fundo branco, AS-27 A-02) */
.yc-botao:focus-visible,
.yc-painel :focus-visible {
  outline: 2px solid var(--color-accent-text);
  outline-offset: 2px;
}

/* o foco que chega perto do rodapé não fica atrás do botão do assistente (AS-27 A-10) */
html {
  scroll-padding-bottom: calc(1.5rem + 3.5rem + var(--space-3) + var(--yc-base, 0px));
}

.yc-pulso {
  animation: yc-pulso 1.6s ease-in-out 3;
}

@keyframes yc-pulso {
  50% {
    box-shadow: 0 0 0 10px rgba(162, 183, 0, 0.18);
  }
}

.yc-painel {
  position: fixed;
  right: 1.5rem;
  bottom: calc(1.5rem + 3.5rem + var(--space-3) + var(--yc-base, 0px));
  z-index: calc(var(--z-overlay) + 10);
  display: flex;
  flex-direction: column;
  width: min(400px, calc(100vw - 3rem));
  height: min(620px, calc(100vh - 8rem - var(--yc-base, 0px)));
  border: 1px solid var(--color-border-lime);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  color: var(--color-text);
  overflow: hidden;
}

.yc-painel[hidden] {
  display: none;
}

.yc-topo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-teal);
}

.yc-marca {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-full);
  background: var(--color-teal);
  color: var(--color-lime-bright);
}

.yc-cab {
  flex: 1;
  min-width: 0;
}

.yc-titulo {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}

.yc-sub {
  margin: 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.yc-fechar,
.yc-enviar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  border: 0;
  border-radius: var(--radius-full);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
}

.yc-log {
  position: relative;
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.yc-msg {
  max-width: 92%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.yc-msg p,
.yc-msg ul {
  margin: 0 0 var(--space-2);
}

.yc-msg > :last-child,
.yc-texto > :last-child {
  margin-bottom: 0;
}

.yc-msg ul {
  padding-left: var(--space-5);
}

.yc-msg a {
  color: var(--color-accent-text);
}

/* link no meio do texto precisa de um sinal além da cor (WCAG 1.4.1, AS-27 A-03) */
.yc-msg a:not(.yc-acao),
.yc-rodape a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.yc-msg-a {
  align-self: flex-start;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}

.yc-msg-u {
  align-self: flex-end;
  background: var(--color-teal);
  color: var(--color-white);
}

.yc-msg-erro {
  border-color: var(--color-border-lime);
}

.yc-sugestoes,
.yc-atalhos {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.yc-chip,
.yc-acao {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font: 600 0.85rem/1.2 var(--font-base);
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.yc-chip {
  border: 1px solid var(--color-border-lime);
  background: transparent;
  color: var(--color-text);
}

.yc-msg .yc-acao {
  border: 0;
  background: var(--color-lime);
  color: var(--color-black);
}

.yc-msg .yc-acao-sec {
  border: 1px solid var(--color-border-lime);
  background: transparent;
  color: var(--color-text);
}

.yc-acao:disabled {
  opacity: 0.6;
  cursor: default;
}

.yc-fontes {
  margin-top: var(--space-3);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem;
}

.yc-fontes-titulo {
  color: var(--color-text-muted);
  font-weight: 600;
}

.yc-fontes-lista {
  list-style: none;
  padding-left: 0;
}

.yc-fontes-lista li + li {
  margin-top: var(--space-1);
}

.yc-status {
  min-height: 1.25rem;
  padding: 0 var(--space-4);
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.yc-turnstile:empty {
  display: none;
}

.yc-turnstile {
  padding: 0 var(--space-4);
}

.yc-form {
  display: flex;
  align-items: flex-end;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border);
}

.yc-campo {
  flex: 1;
  min-height: 44px;
  max-height: 8rem;
  padding: var(--space-3);
  border: 1px solid var(--color-gray-600);
  border-radius: var(--radius-sm);
  background: var(--color-bg-alt);
  color: var(--color-text);
  font: 0.95rem/1.4 var(--font-base);
  resize: none;
}

/* borda com 3:1 nos dois temas (AS-27 A-11); o lime fica só no foco */
.yc-campo:focus,
.yc-lead-campo input:focus,
.yc-lead-campo select:focus,
.yc-lead-campo textarea:focus {
  border-color: var(--color-border-lime);
}

.yc-campo::placeholder {
  color: var(--color-text-muted);
  opacity: 1;
}

.yc-enviar {
  background: var(--color-lime);
  color: var(--color-black);
}

.yc-enviar[aria-disabled="true"] {
  opacity: 0.5;
  cursor: default;
}

.yc-rodape {
  margin: 0;
  padding: 0 var(--space-4) var(--space-3);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.yc-rodape a {
  color: var(--color-text-muted);
}

.yc-lead {
  display: grid;
  gap: var(--space-2);
}

.yc-lead-titulo {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}

/* depois do envio os campos ficam com hidden; o display dos blocos abaixo venceria o atributo */
.yc-lead > [hidden] {
  display: none;
}

.yc-lead-campo {
  display: grid;
  gap: var(--space-1);
}

.yc-lead-campo input,
.yc-lead-campo select,
.yc-lead-campo textarea {
  min-height: 44px;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-gray-600);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text);
  font: 0.9rem var(--font-base);
}

.yc-lead-consent {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  font-size: 0.8rem;
}

.yc-lead-consent input {
  width: 1.5rem;
  height: 1.5rem;
  margin-top: 0.1rem;
}

/* campo-isca anti-spam do Formspree (_gotcha): fora da tela e fora do leitor de tela */
.yc-isca,
.yc-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* mesma condição de telaCheia em assistente.js: celular em pé e telas baixas, como celular deitado (AS-27 A-16) */
@media (max-width: 740px), (max-height: 500px) {
  .yc-botao {
    padding: 0;
    justify-content: center;
  }

  .yc-botao-texto {
    display: none;
  }

  /* celular: painel em tela cheia (aria-modal="true") */
  .yc-painel {
    inset: 0;
    width: 100%;
    height: 100%;
    border-radius: 0;
    border: 0;
  }

  .yc-aberto .yc-botao,
  .yc-aberto .whatsapp-float {
    display: none;
  }
}

[data-theme="light"] .yc-botao {
  color: var(--color-white);
}

[data-theme="light"] .yc-botao svg,
[data-theme="light"] .yc-marca {
  color: var(--color-lime-bright);
}