/* ==========================================================================
   Odonto Alfa — Layout compartilhado (header, footer, CTAs)
   Fonte única de estilo para o cabeçalho e o rodapé gerados por
   scripts/build.js a partir de partials/header.html e partials/footer.html.

   Carregado por TODAS as páginas, depois de home.css ou style.css. Usa
   fallback encadeado nas variáveis para funcionar com os dois conjuntos de
   tokens (home.css usa --accent/--ink, style.css usa --color-primary/--color-text).
   ========================================================================== */
:root {
  --lay-accent: var(--accent, #8a7550);
  --lay-accent-dark: var(--accent-hover, #5c4a2e);
  --lay-ink: var(--ink, #3d2b12);
  --lay-ink-soft: var(--ink-soft, #6b5b45);
  --lay-white: #ffffff;
  --lay-border: var(--border, #e8e1d6);
  --lay-surface: var(--bg-alt, #f6efe3);
  --lay-footer-top: #eadcc2;
  --lay-footer-bottom: #3d2b12;
  --lay-font-heading: var(--font-heading, "Red Hat Display", sans-serif);
  --lay-radius: 6px;
  --lay-transition: 0.25s ease;
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--lay-white);
  border-bottom: 1px solid var(--lay-border);
}
.site-header__inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 14px 32px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.site-header__logo { display: block; flex-shrink: 0; }
.site-header__logo img { height: 44px; width: auto; display: block; }

.site-nav { margin-left: auto; }
.site-nav__list {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav__list > li { position: relative; }
.site-nav__list a {
  font-family: var(--lay-font-heading);
  font-weight: 500;
  font-size: 15px;
  color: var(--lay-ink);
  text-decoration: none;
  transition: color var(--lay-transition);
}
.site-nav__list > li > a:hover,
.site-nav__list > li.is-active > a { color: var(--lay-accent); }

/* Indicador visual do item que abre submenu */
.has-dropdown > a::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 7px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform var(--lay-transition);
}
.has-dropdown:hover > a::after { transform: translateY(1px) rotate(225deg); }

.has-dropdown .dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 246px;
  padding: 8px 0;
  margin: 0;
  list-style: none;
  background: var(--lay-white);
  border: 1px solid var(--lay-border);
  border-radius: var(--lay-radius);
  box-shadow: 0 12px 28px rgba(61, 43, 18, 0.14);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--lay-transition), transform var(--lay-transition), visibility var(--lay-transition);
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown a {
  display: block;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 400;
  transition: background var(--lay-transition), color var(--lay-transition);
}
.dropdown a:hover { background: var(--lay-surface); color: var(--lay-accent); }

.site-header__cta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.site-header__book {
  padding: 12px 22px;
  font-size: 14px;
  white-space: nowrap;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  background: none;
  border: 0;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--lay-ink);
  transition: transform var(--lay-transition), opacity var(--lay-transition);
}
.menu-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================================
   CTA com efeito "raio-x" — no hover uma faixa clara varre o botão e o texto
   fica branco. Vale para todo .btn do site (inclusive os gerados por
   components.js) e para o .btn-scan do header.
   ========================================================================== */
.btn-scan {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 30px;
  border: 1px solid transparent;
  border-radius: var(--lay-radius);
  background: var(--lay-accent);
  color: var(--lay-white);
  font-family: var(--lay-font-heading);
  font-weight: 500;
  font-size: 15px;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--lay-transition), transform var(--lay-transition), box-shadow var(--lay-transition);
}
.btn-scan:hover,
.btn-scan:focus-visible {
  background: var(--lay-accent-dark);
  color: var(--lay-white);
}

.btn,
.btn-scan {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.btn-scan__label { display: inline-block; }

.btn { transition: color var(--lay-transition), background var(--lay-transition), border-color var(--lay-transition), transform var(--lay-transition), box-shadow var(--lay-transition); }
.btn:hover,
.btn:focus-visible { color: var(--lay-white); }

/* Este é o único botão de fundo claro que não escurecia no hover — sem isso o
   texto branco ficaria invisível. */
.btn--solid-white:hover,
.btn--solid-white:focus-visible {
  background: var(--lay-accent-dark);
  border-color: var(--lay-accent-dark);
}

.btn::after,
.btn-scan::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 42%;
  pointer-events: none;
  opacity: 0;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.15) 35%,
    rgba(255, 255, 255, 0.92) 50%,
    rgba(255, 255, 255, 0.15) 65%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: translateX(-120%);
}
.btn:hover::after,
.btn:focus-visible::after,
.btn-scan:hover::after,
.btn-scan:focus-visible::after {
  opacity: 1;
  animation: btnScan 1.1s ease-in-out infinite;
}

@keyframes btnScan {
  0%   { transform: translateX(-120%); }
  100% { transform: translateX(340%); }
}

@media (prefers-reduced-motion: reduce) {
  .btn::after,
  .btn-scan::after { display: none; }
}

/* ==========================================================================
   Formulário — campo isca e retorno de envio
   Ficam aqui porque valem tanto para a página de contato (pages.css) quanto
   para os formulários gerados nas páginas de serviço (style.css).
   ========================================================================== */

/* Isca anti-robô: fora da tela, sem display:none — assim continua sendo
   preenchida por bots que ignoram CSS, mas some para quem usa o site. */
.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-feedback {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 20px 22px;
  border-radius: 8px;
  border: 1px solid;
  margin-top: 4px;
}
.form-feedback[hidden] { display: none; }
.form-feedback__title { margin: 0 0 4px; font-family: var(--lay-font-heading); font-weight: 700; font-size: 15px; }
.form-feedback__text { margin: 0; font-size: 14px; line-height: 1.55; }
.form-feedback svg { flex-shrink: 0; margin-top: 2px; }

.form-feedback--success {
  background: #eef7f0;
  border-color: #bcdcc7;
  color: #1a6b3c;
}
.form-feedback--error {
  background: #fbf0ee;
  border-color: #e7c4bd;
  color: #96382a;
}

/* ==========================================================================
   Botão flutuante do WhatsApp

   Fica aqui, e não em home.css/style.css, porque é criado por components.js em
   todas as páginas — sem o estilo global ele aparecia como uma faixa solta no
   fim das páginas que não carregam home.css.
   ========================================================================== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25d366;
  color: var(--lay-white);
  padding: 12px 20px 12px 14px;
  border-radius: 50px;
  box-shadow: 0 20px 40px rgba(61, 43, 18, 0.24);
  font-family: var(--lay-font-heading);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  z-index: 998;
  transition: transform var(--lay-transition);
}
.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  transform: translateY(-2px) scale(1.03);
  color: var(--lay-white);
}

/* 4 imagens à mostra, avançando de uma em uma. A quantidade visível é só
   esta variável — os media queries abaixo mudam ela, e o JS lê o valor para
   saber quantos passos existem. */
.carousel {
  --carousel-visiveis: 4;
  --carousel-gap: 20px;
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
}
.carousel__viewport { overflow: hidden; }
.carousel__track {
  display: flex;
  gap: var(--carousel-gap);
  margin: 0;
  padding: 0;
  list-style: none;
  transition: transform 0.5s ease;
}
.carousel__slide {
  flex: 0 0 calc((100% - (var(--carousel-visiveis) - 1) * var(--carousel-gap)) / var(--carousel-visiveis));
  aspect-ratio: 4 / 3;
  background: var(--bg-alt);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
/* Enquadramento vem de --carousel-fit: cover por padrao (paginas internas),
   contain na home, onde ha uma tira de antes/depois bem mais larga. */
.carousel__slide img { width: 100%; height: 100%; object-fit: var(--carousel-fit, cover); display: block; }

.carousel__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: background var(--transition), color var(--transition);
}
.carousel__nav:hover { background: var(--accent); color: var(--white); }
.carousel__nav--prev { left: -22px; }
.carousel__nav--next { right: -22px; }

.carousel__dots { display: flex; justify-content: center; gap: 10px; margin-top: 20px; }
.carousel__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 0;
  padding: 0;
  background: var(--border);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}
.carousel__dot.is-active { background: var(--accent); transform: scale(1.3); }

/* Quantos slides cabem por largura — vale para a home e para as internas. */
@media (max-width: 1024px) {
  .carousel { --carousel-visiveis: 3; }
  .carousel__nav--prev { left: 8px; }
  .carousel__nav--next { right: 8px; }
}
@media (max-width: 768px) {
  .carousel { --carousel-visiveis: 2; --carousel-gap: 12px; }
  .carousel__nav { width: 38px; height: 38px; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--lay-footer-top); margin-top: 0; }
.site-footer__grid {
  max-width: 1240px;
  margin: 0 auto;
  padding: 106px 32px 40px;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
  gap: 40px;
}
/* O arquivo da logo é branco sobre transparente — quase invisível no bege do
   rodapé. O brightness(0) pinta tudo de preto preservando o recorte, sem
   precisar de um segundo arquivo. */
.site-footer__logo {
  height: 140px;
  width: auto;
  margin: 0 0 18px;
  display: block;
  filter: brightness(0);
}
.site-footer__desc { font-size: 13px; color: var(--lay-ink-soft); margin: 0 0 16px; }
.site-footer__social {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--lay-ink);
  text-decoration: none;
  border: 1px solid rgba(61, 43, 18, 0.25);
  border-radius: var(--lay-radius);
  padding: 8px 16px;
  transition: background var(--lay-transition);
}
.site-footer__social:hover { background: rgba(61, 43, 18, 0.08); }

.site-footer__col-title {
  font-family: var(--lay-font-heading);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0 0 16px;
  color: var(--lay-ink);
}
.site-footer__links { display: flex; flex-direction: column; gap: 10px; font-size: 14px; }
.site-footer__links a { color: var(--lay-ink); text-decoration: none; transition: color var(--lay-transition); }
.site-footer__links a:hover { color: var(--lay-accent-dark); }

.site-footer__contact {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-footer__contact li {
  display: grid;
  grid-template-columns: 16px 1fr;
  align-items: start;
  gap: 10px;
  color: var(--lay-ink);
}
.site-footer__contact a { color: var(--lay-ink); text-decoration: none; transition: color var(--lay-transition); }
.site-footer__contact a:hover { color: var(--lay-accent-dark); }
.site-footer__icon { color: var(--lay-accent); flex-shrink: 0; margin-top: 3px; }

.site-footer__bottom {
  background: var(--lay-footer-bottom);
  padding: 20px 32px;
  text-align: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.85);
}
.site-footer__bottom a { color: var(--lay-white); text-decoration: underline; }

/* ==========================================================================
   Responsivo
   ========================================================================== */
@media (max-width: 980px) {
  .site-footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .site-header__inner { padding: 12px 20px; gap: 12px; }
  .site-header__logo img { height: 38px; }
  .site-header__cta { margin-left: auto; }
  .site-header__book { padding: 10px 16px; font-size: 13px; }
  .menu-toggle { display: flex; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin: 0;
    background: var(--lay-white);
    border-bottom: 1px solid var(--lay-border);
    box-shadow: 0 12px 28px rgba(61, 43, 18, 0.12);
    display: none;
  }
  .site-header.is-menu-open .site-nav { display: block; }
  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 20px 16px;
  }
  .site-nav__list > li > a {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid var(--lay-border);
  }
  .has-dropdown .dropdown {
    position: static;
    display: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    border: 0;
    box-shadow: none;
    background: transparent;
    padding: 4px 0 8px 14px;
    min-width: 0;
  }
  .has-dropdown.is-open .dropdown { display: block; }
  .dropdown a { padding: 10px 0; }

  .site-footer__grid { grid-template-columns: 1fr; padding: 40px 20px 32px; }

  /* No mobile o botão vira só o ícone, para não cobrir o conteúdo. */
  .whatsapp-float { bottom: 16px; right: 16px; padding: 14px; }
  .whatsapp-float span { display: none; }
}