/* ============================================================
   MÉTODO ACA — Componentes
   Badge, botões, cards, chips, nav, chat, acordeão, footer.
   ============================================================ */

/* ---- Badge de seção (pill + dot pulsante + mono) ---- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 1.15rem;
  border: 1px solid rgba(0, 82, 255, 0.3);
  border-radius: var(--radius-full);
  background: rgba(0, 82, 255, 0.05);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  white-space: nowrap;
}

.badge__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}

.section--inverted .badge {
  border-color: rgba(77, 124, 255, 0.4);
  background: rgba(77, 124, 255, 0.1);
  color: var(--accent-secondary);
}

.section--inverted .badge__dot {
  background: var(--accent-secondary);
}

/* ---- Botões ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  height: 3.25rem;
  padding-inline: 1.75rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.975rem;
  transition: all var(--duration-fast) ease-out;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

.btn .btn__arrow {
  transition: transform var(--duration-fast) ease-out;
}

.btn:hover .btn__arrow {
  transform: translateX(4px);
}

.btn--primary {
  background: var(--gradient);
  color: var(--accent-foreground);
  box-shadow: var(--shadow-accent);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent-lg);
  filter: brightness(1.08);
}

.btn--primary:active {
  transform: translateY(0) scale(0.98);
}

.btn--outline {
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--foreground);
}

.btn--outline:hover {
  border-color: rgba(0, 82, 255, 0.35);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.btn--inverted-outline {
  border: 1px solid var(--inverted-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--inverted-fg);
}

.btn--inverted-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.btn--lg {
  height: 3.6rem;
  padding-inline: 2.2rem;
  font-size: 1.05rem;
}

/* ---- Cards ---- */

.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition:
    transform var(--duration) var(--ease-out),
    box-shadow var(--duration) var(--ease-out),
    border-color var(--duration) var(--ease-out);
  overflow: hidden;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 82, 255, 0.035), transparent 60%);
  opacity: 0;
  transition: opacity var(--duration) var(--ease-out);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(0, 82, 255, 0.2);
}

.card:hover::after {
  opacity: 1;
}

/* Ícone com fundo gradiente */
.card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-sm);
  background: var(--gradient);
  color: var(--accent-foreground);
  box-shadow: var(--shadow-accent);
  margin-bottom: 1.35rem;
  transition: transform var(--duration) var(--ease-out);
}

.card:hover .card__icon {
  transform: scale(1.1) rotate(-3deg);
}

.card__title {
  margin-bottom: 0.6rem;
}

.card__text {
  color: var(--muted-foreground);
  font-size: 0.95rem;
}

/* Card com borda gradiente (destaque) */
.card--featured {
  position: relative;
  background: var(--gradient);
  padding: 2px;
  border: none;
  overflow: visible;
}

.card--featured::after {
  content: none;
}

.card--featured > .card__inner {
  background: var(--card);
  border-radius: calc(var(--radius-lg) - 2px);
  padding: 2rem;
  height: 100%;
}

/* Painel glass (sobre fundos claros com glow) */
.glass {
  background: rgba(255, 255, 255, 0.72);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

/* ---- Lista de checagens ---- */

.checklist {
  display: grid;
  gap: 0.8rem;
}

.checklist li {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  font-size: 0.925rem;
  color: var(--muted-foreground);
  line-height: 1.55;
}

.checklist .check {
  flex-shrink: 0;
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.18rem;
  color: var(--accent);
}

/* ---- Chip de tecnologia ---- */

.chip {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.15rem 1.4rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition:
    transform var(--duration) var(--ease-out),
    box-shadow var(--duration) var(--ease-out),
    border-color var(--duration) var(--ease-out);
}

.chip:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 82, 255, 0.3);
  box-shadow: var(--shadow-lg);
}

.chip__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 82, 255, 0.2);
  background: rgba(0, 82, 255, 0.06);
  color: var(--accent);
}

.chip__name {
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

.chip__role {
  display: block;
  font-size: 0.8rem;
  color: var(--muted-foreground);
  margin-top: 0.1rem;
}

/* ---- Navegação ---- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition:
    background-color var(--duration) ease-out,
    box-shadow var(--duration) ease-out,
    border-color var(--duration) ease-out;
  border-bottom: 1px solid transparent;
}

.nav.is-scrolled {
  background: rgba(250, 250, 250, 0.8);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 4.5rem;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 1.05rem;
}

.nav__logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 12px;
  background: var(--gradient);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  box-shadow: var(--shadow-accent);
}

.nav__brand small {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  font-weight: 500;
  border-left: 1px solid var(--border);
  padding-left: 0.7rem;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted-foreground);
  transition: color var(--duration-fast) ease-out;
}

.nav__links a:hover {
  color: var(--foreground);
}

.nav__cta {
  height: 2.6rem;
  padding-inline: 1.3rem;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  align-items: center;
  border-radius: var(--radius-sm);
}

.nav__toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--foreground);
  border-radius: 2px;
  transition: transform var(--duration-fast) ease-out, opacity var(--duration-fast) ease-out;
}

.nav__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 1100px) {
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    position: absolute;
    top: 4.5rem;
    left: var(--gutter);
    right: var(--gutter);
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.92);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity var(--duration-fast) ease-out, transform var(--duration-fast) ease-out;
  }

  .nav__links.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav__links a {
    padding: 0.7rem 0.9rem;
    border-radius: var(--radius-sm);
  }

  .nav__links a:hover {
    background: var(--muted);
  }

  .nav__cta {
    margin-top: 0.5rem;
  }
}

/* ---- Simulação de chat (WhatsApp / IA) ---- */

.chat {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  min-height: 15.5rem;
}

.chat__msg {
  max-width: 85%;
  padding: 0.6rem 0.95rem;
  border-radius: 16px;
  font-size: 0.83rem;
  line-height: 1.45;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out);
}

.chat__msg.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.chat__msg--lead {
  align-self: flex-start;
  background: var(--muted);
  color: var(--foreground);
  border-bottom-left-radius: 6px;
}

.chat__msg--ai {
  align-self: flex-end;
  background: var(--gradient);
  color: #fff;
  border-bottom-right-radius: 6px;
  box-shadow: var(--shadow-accent);
}

.chat__msg--system {
  align-self: center;
  max-width: 100%;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #047857;
  font-weight: 600;
  font-size: 0.78rem;
  border-radius: var(--radius-full);
  padding: 0.45rem 1rem;
}

.chat__typing {
  align-self: flex-end;
  display: none;
  gap: 4px;
  padding: 0.7rem 0.95rem;
  background: rgba(0, 82, 255, 0.08);
  border-radius: 16px;
  border-bottom-right-radius: 6px;
}

.chat__typing.is-visible {
  display: inline-flex;
}

.chat__typing i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: typing-bounce 1s ease-in-out infinite;
}

.chat__typing i:nth-child(2) { animation-delay: 0.15s; }
.chat__typing i:nth-child(3) { animation-delay: 0.3s; }

/* ---- Acordeão FAQ ---- */

.accordion {
  display: grid;
  gap: 0.9rem;
  max-width: 46rem;
  margin-inline: auto;
}

.accordion__item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--duration) ease-out, box-shadow var(--duration) ease-out;
}

.accordion__item.is-open {
  border-color: rgba(0, 82, 255, 0.3);
  box-shadow: var(--shadow-lg);
}

.accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1.35rem 1.6rem;
  text-align: left;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.01em;
  border-radius: var(--radius);
}

.accordion__chevron {
  flex-shrink: 0;
  color: var(--accent);
  transition: transform var(--duration) var(--ease-out);
}

.accordion__item.is-open .accordion__chevron {
  transform: rotate(180deg);
}

.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--duration) var(--ease-out);
}

.accordion__item.is-open .accordion__panel {
  grid-template-rows: 1fr;
}

.accordion__panel-inner {
  overflow: hidden;
}

.accordion__panel p {
  padding: 0 1.6rem 1.5rem;
  color: var(--muted-foreground);
  font-size: 0.95rem;
}

/* ---- Footer ---- */

.footer {
  background: var(--inverted-bg);
  color: var(--inverted-muted);
  padding-block: 4rem 2.5rem;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, #ffffff 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.03;
  pointer-events: none;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--inverted-border);
  position: relative;
}

.footer__brand p {
  font-size: 0.9rem;
  max-width: 26rem;
  margin-top: 1rem;
}

.footer__col h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-secondary);
  margin-bottom: 1.1rem;
  font-weight: 500;
}

.footer__col ul {
  display: grid;
  gap: 0.6rem;
}

.footer__col a {
  font-size: 0.9rem;
  transition: color var(--duration-fast) ease-out;
}

.footer__col a:hover {
  color: #fff;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 2rem;
  font-size: 0.8rem;
  position: relative;
}

.footer__bottom .mono {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@media (max-width: 720px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 2.25rem;
  }
}