/* ============================================================
   COMPONENTES — btn, ícones, faq, cookie-banner, whatsapp
   ============================================================ */

/* --- BTN --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  /* Assimetria sutil que remete ao pincel */
  border-radius: 2px 4px 2px 4px;
  transition:
    background-color var(--transition),
    color var(--transition),
    border-color var(--transition);
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-white);
  border: 1.5px solid var(--color-accent);
}

.btn--primary:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-ink);
  border: 1.5px solid var(--color-ink);
}

.btn--secondary:hover {
  background-color: var(--color-ink);
  color: var(--color-bg);
}

.btn--secondary-light {
  color: var(--color-bg);
  border-color: rgba(244, 241, 236, .5);
}

.btn--secondary-light:hover {
  background-color: var(--color-bg);
  color: var(--color-ink);
  border-color: var(--color-bg);
}


/* --- ÍCONES SVG inline --- */
.service-card__icon,
.differential-card__icon,
.value-card__icon,
.channel-item__icon,
.integration-card__icon {
  display: block;
  stroke-width: 1.5px;
}


/* --- FAQ --- */
.faq {
  padding: var(--space-20) 0;
  background-color: var(--color-surface);
}

.faq__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 720px;
  margin-inline: auto;
}

.faq-item {
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(26, 26, 26, .08);
  transition: box-shadow var(--transition);
}

.faq-item:hover {
  box-shadow: var(--shadow-sm);
}

.faq-item__question {
  padding: var(--space-5) var(--space-10) var(--space-5) var(--space-6);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-ink);
  position: relative;
  cursor: pointer;
  user-select: none;
}

.faq-item__question:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
  border-radius: var(--radius-sm);
}

.faq-item__question::after {
  content: '+';
  position: absolute;
  right: var(--space-6);
  top: 50%;
  transform: translateY(-50%) rotate(0deg);
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--color-accent);
  line-height: 1;
  transition: transform 300ms ease;
}

.faq-item--open .faq-item__question::after {
  transform: translateY(-50%) rotate(45deg);
}

.faq-item__answer {
  padding: 0 var(--space-6);
  font-size: var(--text-base);
  color: var(--color-ink-light);
  line-height: 1.7;
  max-height: 0;
  overflow: hidden;
  border-top: 1px solid transparent;
  transition:
    max-height 350ms ease,
    padding-bottom 350ms ease,
    border-top-color 200ms ease;
}

.faq-item--open .faq-item__answer {
  max-height: 600px;
  padding-bottom: var(--space-5);
  border-top-color: rgba(26, 26, 26, .06);
}


/* ============================================================
   7. COOKIES — banner de consentimento LGPD
   ============================================================ */

/* Estado padrão: escondido abaixo da viewport via transform + transition */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background-color: var(--color-ink);
  color: var(--color-bg);
  padding: var(--space-4) var(--container-pad);
  box-shadow: 0 -4px 24px rgba(26, 26, 26, .25);
  transform: translateY(110%);
  opacity: 0;
  pointer-events: none;
  transition: transform 320ms ease, opacity 320ms ease;
  will-change: transform, opacity;
}

/* Estado visível — adicionado via JS */
.cookie-banner--visivel {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.cookie-banner__container {
  max-width: var(--container-max);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.cookie-banner__text {
  flex: 1;
  font-size: var(--text-sm);
  color: rgba(244, 241, 236, .85);
  line-height: 1.6;
  min-width: 200px;
}

.cookie-banner__titulo {
  font-weight: 600;
  color: var(--color-bg);
}

.cookie-banner__link {
  color: var(--color-accent-light);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cookie-banner__link:hover {
  color: var(--color-bg);
}

.cookie-banner__actions {
  display: flex;
  gap: var(--space-3);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.cookie-banner__btn--recusar {
  color: var(--color-bg);
  border-color: rgba(244, 241, 236, .4);
}

.cookie-banner__btn--recusar:hover {
  background-color: var(--color-bg);
  color: var(--color-ink);
  border-color: var(--color-bg);
}

/* Botão "Preferências de cookies" no footer */
.cookie-prefs-btn {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font: inherit;
  font-size: var(--text-sm);
}

@media (max-width: 400px) {
  .cookie-banner__actions {
    flex-direction: column;
    width: 100%;
  }
  .cookie-banner__btn {
    width: 100%;
    justify-content: center;
  }
}


/* ============================================================
   9. BOTÃO FLUTUANTE WHATSAPP
   ============================================================ */

.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9000;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  text-decoration: none;
  transition: transform 220ms ease, box-shadow 220ms ease, background-color 220ms ease;
}

.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  background-color: #128C7E;
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

.whatsapp-float:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

/* Respiração discreta */
.whatsapp-float {
  animation: waBreath 3s ease-in-out infinite;
}

.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  animation: none;
}

@keyframes waBreath {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.07); }
}