/* Componentes. Clean, premium, muito espaco em branco (secao 10).
   Nenhuma cor literal — tudo vem dos tokens da secao 11. */

/* ------------------------------------------------------------------ header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  min-height: 76px;
}

.site-header__brand {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-2);
  font-weight: var(--weight-bold);
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  text-decoration: none;
}

.site-header__brand span {
  color: var(--color-secondary);
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  font-size: 0.9375rem;
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-primary);
}

.site-header__toggle {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font: inherit;
  font-size: 0.9375rem;
  color: var(--color-primary);
  background: transparent;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

/* ---------------------------------------------------------------- botoes */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  min-height: 48px;
  font-size: 1rem;
  font-weight: var(--weight-semibold);
  line-height: 1.2;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color 0.16s ease, border-color 0.16s ease;
}

.btn--cta {
  background: var(--color-cta);
  color: #FFFFFF;
}

.btn--cta:hover {
  background: var(--color-cta-hover);
  color: #FFFFFF;
}

.btn--primary {
  background: var(--color-primary);
  color: #FFFFFF;
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  color: #FFFFFF;
}

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border-strong);
}

.btn--ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  min-height: 56px;
  font-size: 1.0625rem;
}

/* Pill e circulo — linguagem de forma suave: nenhum elemento interativo
   com canto duro. */
.btn--pill {
  border-radius: var(--radius-full);
  padding: var(--space-3) var(--space-6);
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-bg-soft);
  color: var(--color-primary);
  cursor: pointer;
}

/* -------------------------------------------------------------------------
   Campos de formulario.

   Foco engrossa a borda para 2px e escurece para ink — sem glow, sem ring
   difuso. Padrao adotado do sistema Airbnb: a mudanca e estrutural, nao
   luminosa, o que lê melhor em tela clara.
   ------------------------------------------------------------------------- */

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

.field__label {
  font-size: 0.875rem;
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
}

.text-input {
  width: 100%;
  min-height: 56px;
  padding: var(--space-3) var(--space-4);
  font: inherit;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
}

.text-input::placeholder {
  color: var(--color-muted);
}

.text-input:focus {
  outline: none;
  border-width: 2px;
  border-color: var(--color-text);
  padding: calc(var(--space-3) - 1px) calc(var(--space-4) - 1px);
}

.text-input:disabled {
  background: var(--color-bg-soft);
  color: var(--color-muted-soft, var(--color-muted));
  cursor: not-allowed;
}

/* ------------------------------------------------------------ breadcrumbs */

.breadcrumb {
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-soft);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.875rem;
}

.breadcrumb li:not(:last-child)::after {
  content: "›";
  margin-left: var(--space-2);
  color: var(--color-muted);
}

.breadcrumb a {
  color: var(--color-text-secondary);
  text-decoration: none;
}

.breadcrumb a:hover { color: var(--color-primary); }

.breadcrumb [aria-current="page"] {
  color: var(--color-primary);
  font-weight: var(--weight-medium);
}

/* ------------------------------------------------------------------ cards */

/* Card em repouso e PLANO. A sombra so entra no hover do card clicavel —
   e o padrao do sistema Airbnb, onde 95% das superficies nao tem elevacao. */
.card {
  padding: var(--space-8);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.card__title {
  margin-bottom: var(--space-2);
  font-size: 1.125rem;
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
}

.card__text {
  margin: 0;
  color: var(--color-text-secondary);
}

.grid {
  display: grid;
  gap: var(--space-6);
}

.grid--2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* ------------------------------------------------------------- trust bar */

.trust-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  padding: var(--space-6);
  background: var(--color-secondary-soft);
  border-radius: var(--radius-lg);
}

.trust-bar__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-0-5);
  flex: 1 1 180px;
}

/* Avaliacao em ink, nunca dourado.
   Escolha deliberada do sistema Airbnb: estrela amarela lê como cupom de
   desconto e derruba a percepcao de servico profissional. */
.rating {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text);
  font-weight: var(--weight-semibold);
}

.rating__star {
  width: 1em;
  height: 1em;
  fill: currentColor;
}

.trust-bar__value {
  font-size: 1.5rem;
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.trust-bar__label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* --------------------------------------------------------------- processo */

.process {
  counter-reset: etapa;
  display: grid;
  gap: var(--space-6);
  padding: 0;
  margin: 0;
  list-style: none;
}

.process__step {
  position: relative;
  padding-left: var(--space-16);
}

.process__step::before {
  counter-increment: etapa;
  content: counter(etapa);
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  font-weight: var(--weight-bold);
  color: var(--color-secondary);
  background: var(--color-secondary-soft);
  border-radius: 50%;
}

/* -------------------------------------------------------------------- faq */

.faq details {
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--color-border);
}

.faq summary {
  font-size: 1.0625rem;
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "+";
  float: right;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-secondary);
}

.faq details[open] summary::after { content: "−"; }

.faq details > p {
  margin-top: var(--space-3);
  margin-bottom: 0;
  color: var(--color-text-secondary);
}

/* -------------------------------------------------------------------- CTA */

.cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  padding: var(--space-12);
  background: var(--color-primary);
  border-radius: var(--radius-xl);
  color: #FFFFFF;
}

.cta h2 {
  margin-bottom: var(--space-2);
  color: #FFFFFF;
}

.cta p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
}

/* ------------------------------------------------------------------ footer */

.site-footer {
  padding-block: var(--space-16) var(--space-8);
  background: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9375rem;
}

.site-footer h3 {
  margin-bottom: var(--space-4);
  font-size: 0.8125rem;
  font-weight: var(--weight-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}

.site-footer ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-2);
}

.site-footer a {
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
}

.site-footer a:hover { color: #FFFFFF; }

.site-footer__bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.55);
}

/* ------------------------------------------------------------------ mobile */

@media (max-width: 900px) {
  .site-header__toggle { display: inline-flex; }

  .site-nav {
    display: none;
    width: 100%;
  }

  .site-nav[data-open="true"] { display: block; }

  .site-header__inner {
    flex-wrap: wrap;
    padding-block: var(--space-3);
  }

  .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
    padding-block: var(--space-4);
  }

  .cta { padding: var(--space-8); }
  .process__step { padding-left: var(--space-12); }
}