/* ==========================================================================
   FAQ — accordion light + box "Sua dúvida não está aqui?"
   ========================================================================== */

.ai-faq {
  position: relative;
  padding: 6rem 0;
  font-family: var(--font-sans, "Archivo", system-ui, sans-serif);
}

.ai-faq__container {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 1024px) { .ai-faq__container { padding: 0 2rem; } }

/* --- Header ------------------------------------------------------------- */

.ai-faq__header { max-width: 48rem; margin: 0 auto; text-align: center; }

.ai-faq__eyebrow {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.ai-faq__headline {
  font-family: var(--font-display, "Archivo Black", system-ui, sans-serif);
  margin: 1rem 0 0;
  font-size: 2.25rem;
  line-height: 1.1;
  font-weight: 700;
}

@media (min-width: 640px) { .ai-faq__headline { font-size: var(--ai-headline-size, 3rem); } }

.ai-faq__subheadline {
  margin: 1rem auto 0;
  max-width: 42rem;
  font-size: 1.125rem;
  line-height: 1.6;
  color: rgba(15, 23, 42, 0.65);
}

.ai-faq__subheadline p { margin: 0; }

/* --- List ---------------------------------------------------------------- */

.ai-faq__list {
  margin: 3rem auto 0;
  max-width: 48rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* --- Item ---------------------------------------------------------------- */

.ai-faq__item {
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  overflow: hidden;
  transition: background-color 200ms ease, border-color 200ms ease;
}

.ai-faq__item[open] {
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(15, 23, 42, 0.12);
}

@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
  .ai-faq__item { background: rgba(255, 255, 255, 0.92); }
}

/* --- Trigger ------------------------------------------------------------- */

.ai-faq__trigger {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.125rem 1.25rem;
  user-select: none;
}

.ai-faq__trigger::-webkit-details-marker { display: none; }
.ai-faq__trigger::marker { display: none; }

.ai-faq__question {
  flex: 1;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  text-align: left;
}

@media (min-width: 640px) { .ai-faq__question { font-size: 1.0625rem; } }

.ai-faq__chevron {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.15rem;
  color: rgba(15, 23, 42, 0.5);
  transition: transform 250ms ease;
}

.ai-faq__item[open] .ai-faq__chevron {
  transform: rotate(180deg);
}

/* --- Answer -------------------------------------------------------------- */

.ai-faq__answer {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.65;
}

.ai-faq__answer p { margin: 0; }
.ai-faq__answer p + p { margin-top: 0.5rem; }
.ai-faq__answer strong { font-weight: 600; }
.ai-faq__answer a { color: var(--color-electric-500, #1F6FEB); }

/* --- Contact box -------------------------------------------------------- */

.ai-faq__contact {
  margin: 3rem auto 0;
  max-width: 36rem;
  padding: 2rem;
  border-radius: 1.25rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
}

@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
  .ai-faq__contact { background: rgba(255, 255, 255, 0.95); }
}

.ai-faq__contact-title {
  font-family: var(--font-display, "Archivo Black", system-ui, sans-serif);
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
}

.ai-faq__contact-subtitle {
  margin: 0.5rem 0 0;
  font-size: 0.875rem;
  color: rgba(15, 23, 42, 0.65);
}

.ai-faq__contact-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 1.25rem;
  padding: 0.875rem 1.75rem;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: transform 250ms cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 250ms;
}

.ai-faq__contact-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.12);
}