/* ==========================================================================
   TOPCAM — Componentes: header/navbar e footer
   ========================================================================== */

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

.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  height: 128px;
}

.site-header__logo {
  display: flex;
  align-items: center;
}

.site-header__logo img {
  height: 110px;
  width: auto;
  display: block;
}

.site-nav__list {
  display: flex;
  gap: var(--space-lg);
}

.site-nav__list a {
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.site-nav__list a:hover,
.site-nav__list a.is-active {
  color: var(--color-navy);
}

.site-header__cta {
  white-space: nowrap;
}

.site-header__menu-toggle {
  display: none; /* ativado no breakpoint mobile — comportamento vem no main.js */
  flex-direction: column;
  gap: 4px;
}

.site-header__menu-toggle span {
  width: 22px;
  height: 2px;
  background-color: var(--color-navy);
}

@media (max-width: 860px) {
  .site-nav, .site-header__cta { display: none; }
  .site-header__menu-toggle { display: flex; }

  /* estado aberto: controlado pela classe que o main.js alterna */
  .site-header--menu-open .site-header__inner {
    height: auto;
    flex-wrap: wrap;
    padding-block: var(--space-sm) var(--space-md);
  }

  .site-header--menu-open .site-nav {
    display: block;
    width: 100%;
    order: 3;
    margin-top: var(--space-md);
  }

  .site-header--menu-open .site-nav__list {
    flex-direction: column;
    gap: var(--space-md);
  }

  .site-header--menu-open .site-header__cta {
    display: block;
    width: 100%;
    order: 4;
    margin-top: var(--space-md);
    text-align: center;
  }

  /* transforma o ícone de "hambúrguer" em "X" quando aberto */
  .site-header--menu-open .site-header__menu-toggle span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }
  .site-header--menu-open .site-header__menu-toggle span:nth-child(2) {
    opacity: 0;
  }
  .site-header--menu-open .site-header__menu-toggle span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .site-header__menu-toggle span {
    transition: transform var(--transition-fast), opacity var(--transition-fast);
  }
}

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

.site-footer {
  background-color: var(--color-navy);
  color: var(--color-text-inverse);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  padding-block: var(--space-2xl);
}

.site-footer__col--brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-small);
  margin-top: var(--space-xs);
  max-width: 32ch;
}

.site-footer__logo {
  height: 64px;
  width: auto;
  display: block;
}

.site-footer h3 {
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
}

.site-footer__col ul li + li { margin-top: var(--space-xs); }

.site-footer__col a {
  font-size: var(--font-size-small);
  color: rgba(255, 255, 255, 0.75);
}

.site-footer__col a:hover { color: var(--color-white); }

.site-footer__social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.site-footer__social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.site-footer__social-icon {
  width: 20px;
  height: 20px;
  background-color: rgba(255, 255, 255, 0.75);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  transition: background-color var(--transition-fast);
}

.site-footer__social-link:hover .site-footer__social-icon {
  background-color: var(--color-accent);
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-block: var(--space-md);
}

.site-footer__bottom p {
  font-size: var(--font-size-small);
  color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 860px) {
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}

/* ---------- Hero (home) ---------- */

/* ---------- Hero (home) — layout dividido texto/imagem ---------- */

/* ---------- Hero (home) — imagem de fundo full-bleed com overlay ---------- */

/* ---------- Hero (home) — imagem de fundo full-bleed com overlay ---------- */

.hero {
  position: relative;
  display: flex;
  align-items: center;
  height: 90vh;        /* height fixo em vez de min-height */
  max-height: 720px;   /* trava em telas muito altas */
  overflow: hidden;
  color: var(--color-text-inverse, #fff);

  background-image: url('/assets/img/security-camera.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(11, 13, 16, 0.95) 0%,
    rgba(11, 13, 16, 0.85) 30%,
    rgba(11, 13, 16, 0.35) 55%,
    rgba(11, 13, 16, 0) 75%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 2% 5% 2% 8%;   /* padding lateral em %, vertical removido (já centralizado) */
  gap: var(--space-md, 24px);
  max-width: 600px;
}

.hero__media {
  display: none;
}

.hero__title {
  font-size: clamp(1.75rem, 3.2vw, 3.2rem); /* escala com a tela, com teto */
  font-weight: var(--font-weight-bold, 700);
  line-height: 1.15;
  margin: 0;
}

.hero__highlight {
  color: var(--color-accent, #e60000);
}

.hero__subtitle-wrapper {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.hero__subtitle-wrapper::before {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background-color: var(--color-accent, #e60000);
  margin-top: 10px;
  flex-shrink: 0;
}

.hero__subtitle {
  font-size: clamp(0.95rem, 1.1vw, 1.125rem);
  color: rgba(255, 255, 255, 0.7);
  max-width: 35ch;
  margin: 0;
  line-height: 1.5;
}

.hero__cta {
  margin-top: var(--space-sm, 16px);
}

@media (max-width: 900px) {
  .hero {
    height: 70vh;
    max-height: none;
    background-position: center 20%;
  }

  .hero::before {
    background: linear-gradient(
      180deg,
      rgba(11, 13, 16, 0.95) 0%,
      rgba(11, 13, 16, 0.6) 60%,
      rgba(11, 13, 16, 0.9) 100%
    );
  }

  .hero__content {
    padding: 0 6%;
    max-width: 100%;
  }

  .hero__title {
    font-size: clamp(1.5rem, 6vw, 2.25rem);
  }
}
/* ---------- Solutions carousel (home) ---------- */

.solutions-carousel {
  padding-block: 0;
}

.solutions-carousel__viewport {
  position: relative;
  overflow: hidden;
  touch-action: pan-y; /* permite rolar a página verticalmente, mas captura o arraste horizontal */
  cursor: grab;
}

.solutions-carousel__viewport.is-dragging {
  cursor: grabbing;
}

.solutions-carousel__track {
  display: flex;
  transition: transform 0.5s ease;
}

.solutions-carousel__item {
  flex: 0 0 50%;
  min-width: 0;
}

.solutions-carousel__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background-color: var(--color-white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  color: var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.solutions-carousel__arrow::before {
  content: '';
  display: block;
  width: 9px;
  height: 9px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
}

.solutions-carousel__arrow--prev::before {
  transform: rotate(-135deg);
  margin-left: 4px;
}

.solutions-carousel__arrow--next::before {
  transform: rotate(45deg);
  margin-right: 4px;
}

.solutions-carousel__arrow:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-50%) scale(1.08);
}

.solutions-carousel__arrow--prev { left: var(--space-md); }
.solutions-carousel__arrow--next { right: var(--space-md); }

@media (max-width: 640px) {
  .solutions-carousel__item { flex-basis: 100%; }

  .solutions-carousel__arrow {
    width: 36px;
    height: 36px;
    font-size: 1.25rem;
  }
}

.value-block {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  color: var(--color-text-inverse);
  background-color: var(--color-navy); /* fallback enquanto não há foto real */
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.value-block__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 10, 10, 0) 40%, rgba(10, 10, 10, 0.8) 100%);
  transition: background-color var(--transition-fast);
}

.value-block:hover .value-block__overlay {
  background: linear-gradient(180deg, rgba(10, 10, 10, 0.15) 40%, rgba(10, 10, 10, 0.9) 100%);
}

.value-block__content {
  position: relative;
  z-index: 1;
  padding: var(--space-lg);
}

.value-block__content h2 {
  font-size: var(--font-size-h2);
}

.value-block__link {
  display: inline-block;
  margin-top: var(--space-xs);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-medium);
  color: var(--color-accent);
}

/* ---------- Text section (seção clara, só tipografia) ---------- */

.text-section {
  background-color: var(--color-bg-light);
  padding-block: var(--space-3xl);
}

.text-section__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}

.text-section__icon {
  width: 36px;
  height: 36px;
  background-color: var(--color-accent-dark);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  margin-bottom: var(--space-sm);
}

.text-section__label {
  display: block;
  color: var(--color-accent-dark);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-small);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
}

.text-section__item h2 {
  font-size: var(--font-size-h2);
  margin-bottom: var(--space-sm);
}

.text-section__item p {
  color: var(--color-text-secondary);
  max-width: 42ch;
}

@media (max-width: 860px) {
  .text-section__grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* ---------- Brand block (bloco de cor sólida) ---------- */

.brand-block {
  background-color: var(--color-accent);
  color: var(--color-white);
  padding-block: 10rem;
  text-align: center;
}

.brand-block__content {
  max-width: 58rem;
  margin-inline: auto;
}

.brand-block__content h2 {
  font-size: var(--font-size-hero);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-lg);
}

.brand-block__content p {
  font-size: 1.375rem;
  line-height: var(--line-height-base);
  color: rgba(255, 255, 255, 0.9);
}

/* ---------- Products section (placeholders) ---------- */

.products-section {
  padding-block: var(--space-3xl);
}

.products-section__header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.products-section__header h1,
.products-section__header h2 {
  font-size: var(--font-size-hero);
  line-height: var(--line-height-tight);
}

.products-section__header p {
  color: var(--color-text-secondary);
  max-width: 40ch;
  margin: var(--space-xs) auto 0;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

/* modificador: quando há só 2 produtos, evita a 3ª coluna vazia */
.products-grid--pair {
  grid-template-columns: repeat(2, minmax(0, 320px));
  justify-content: center;
  gap: var(--space-2xl);
}

@media (max-width: 640px) {
  .products-grid--pair {
    grid-template-columns: minmax(0, 320px);
  }
}

.product-card {
  text-align: center;
}

.product-card__image {
  aspect-ratio: 1 / 1;
  background-color: var(--color-white); /* com object-fit: contain, essa cor fica visível nas laterais/topo da imagem */
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  overflow: hidden;
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.product-card h3 {
  font-size: var(--font-size-h3);
  margin-bottom: var(--space-xs);
}

.product-card p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-small);
}

.products-section__cta {
  text-align: center;
  margin-top: var(--space-xl);
}

@media (max-width: 860px) {
  .products-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .products-grid { grid-template-columns: 1fr; }
}

/* ---------- Contact page (layout dividido) ---------- */

.contact-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100vh - 128px); /* 128px = altura do header */
}

.contact-split__info {
  background-color: var(--color-navy);
  color: var(--color-text-inverse);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-2xl);
}

.contact-split__info h1 {
  font-size: var(--font-size-h1);
  margin-bottom: var(--space-sm);
}

.contact-split__info > p {
  color: rgba(255, 255, 255, 0.8);
  max-width: 32ch;
  margin-bottom: var(--space-xl);
}

.contact-split__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contact-split__label {
  display: block;
  font-size: var(--font-size-small);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
}

.contact-split__details a {
  color: rgba(255, 255, 255, 0.85);
}

.contact-split__social {
  display: flex;
  gap: var(--space-sm);
}

.contact-split__social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.contact-split__social-icon {
  width: 22px;
  height: 22px;
  background-color: rgba(255, 255, 255, 0.8);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  transition: background-color var(--transition-fast);
}

.contact-split__social-link:hover .contact-split__social-icon {
  background-color: var(--color-accent);
}

.contact-split__form-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
}

.contact-form {
  width: 100%;
  max-width: 26rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-group label {
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  font-family: inherit;
  font-size: var(--font-size-body);
  padding-block: var(--space-xs);
  border: none;
  border-bottom: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-bottom-color: var(--color-accent);
}

.contact-form textarea {
  resize: vertical;
}

.contact-form button {
  align-self: flex-start;
  margin-top: var(--space-sm);
}

.contact-form button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.form-feedback {
  font-size: var(--font-size-small);
  min-height: 1.2em;
}

.form-feedback--success { color: #0F9D58; }
.form-feedback--error { color: var(--color-accent); }

@media (max-width: 560px) {
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .contact-split {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .contact-split__info,
  .contact-split__form-wrap {
    padding: var(--space-xl) var(--space-md);
  }
}

/* ---------- Page header (título + subtítulo, usado em páginas internas) ---------- */

.page-header {
  padding-block: var(--space-xl) var(--space-sm);
  text-align: center;
}

.page-header h1 {
  font-size: var(--font-size-h1);
}

.page-header p {
  color: var(--color-text-secondary);
  max-width: 40ch;
  margin: var(--space-xs) auto 0;
}

/* ---------- Story block (foto + texto lado a lado, Sobre) ---------- */

.story-block {
  padding-block: var(--space-2xl) var(--space-3xl);
}

.story-block__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.story-block__media {
  aspect-ratio: 4 / 3;
  background-color: var(--color-border); /* fallback enquanto não há foto real */
  background-size: cover;
  background-position: center;
  border-radius: var(--radius-md);
}

.story-block__label {
  display: block;
  color: var(--color-accent-dark);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-small);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
}

.story-block__text h2 {
  font-size: var(--font-size-h1);
  margin-bottom: var(--space-sm);
}

.story-block__text p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-body-lg);
}

@media (max-width: 860px) {
  .story-block__grid {
    grid-template-columns: 1fr;
  }
}

/* modificador de 3 colunas, reaproveitando .text-section__grid */
.text-section__grid--3col {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 860px) {
  .text-section__grid--3col {
    grid-template-columns: 1fr;
  }
}

/* botão dentro do bloco de cor sólida (usado no fechamento da página Sobre) */
.brand-block__content .btn {
  margin-top: var(--space-md);
}

/* ---------- Text section — modificador escuro (usado em Sobre) ---------- */

.text-section--dark {
  background-color: var(--color-navy);
  color: var(--color-text-inverse);
}

.text-section--dark .text-section__item p {
  color: rgba(255, 255, 255, 0.75);
}

.text-section--dark .text-section__icon {
  background-color: var(--color-accent);
}

/* ---------- FAQ (acordeão nativo, Suporte) ---------- */

.faq-section {
  padding-block: var(--space-2xl);
}

.faq-section h2 {
  font-size: var(--font-size-h1);
  margin-bottom: var(--space-lg);
}

.faq-list {
  max-width: 44rem;
  border-top: 1px solid var(--color-border);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
  padding-block: var(--space-md);
  padding-right: var(--space-lg);
  position: relative;
  cursor: pointer;
  font-weight: var(--font-weight-medium);
  list-style: none;
}

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

.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: var(--space-md);
  color: var(--color-accent);
  font-size: 1.25rem;
  line-height: 1;
}

.faq-item[open] summary::after {
  content: '−';
}

.faq-item p {
  padding-bottom: var(--space-md);
  color: var(--color-text-secondary);
  max-width: 60ch;
}

/* ---------- Datasheets (Suporte) ---------- */

.datasheets-section {
  padding-block: var(--space-2xl) var(--space-3xl);
}

.datasheets-section h2 {
  font-size: var(--font-size-h1);
}

.datasheets-section > .container > p {
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.datasheets-list {
  max-width: 44rem;
  border-top: 1px solid var(--color-border);
}

.datasheets-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.datasheets-item--multi {
  flex-wrap: wrap;
  row-gap: var(--space-xs);
}

.datasheets-item__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.datasheets-item__name {
  font-weight: var(--font-weight-medium);
}

.datasheets-item__link {
  color: var(--color-accent-dark);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-medium);
}

.datasheets-item__link:hover {
  color: var(--color-accent);
}

/* ---------- Solution row (bloco alternado imagem/texto, Soluções) ---------- */

.solution-row {
  padding-block: var(--space-2xl);
}

.solution-row--alt {
  background-color: #FAFAFA;
}

.solution-row__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.solution-row--reverse .solution-row__media {
  order: 2;
}

.solution-row--reverse .solution-row__text {
  order: 1;
}

.solution-row__media {
  aspect-ratio: 4 / 3;
  background-color: var(--color-border); /* fallback enquanto não há foto real */
  background-size: cover;
  background-position: center;
  border-radius: var(--radius-md);
}

.solution-row__text h2 {
  font-size: var(--font-size-h1);
  margin-bottom: var(--space-sm);
}

.solution-row__text > p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-body-lg);
  margin-bottom: var(--space-md);
}

.solution-row__list li {
  position: relative;
  padding-left: var(--space-md);
  color: var(--color-text-secondary);
}

.solution-row__list li + li {
  margin-top: var(--space-xs);
}

.solution-row__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-accent);
}

@media (max-width: 860px) {
  .solution-row__grid {
    grid-template-columns: 1fr;
  }

  .solution-row--reverse .solution-row__media,
  .solution-row--reverse .solution-row__text {
    order: initial;
  }
}

/* ==========================================================================
   Animações — revelar ao rolar, entrada do hero, micro-interações
   ========================================================================== */

/* ---------- Revelar ao rolar (aplicado via animations.js) ---------- */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ---------- Entrada do hero (home) — sequência ao carregar ---------- */

@keyframes fade-up-in {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero__title {
  animation: fade-up-in 0.7s ease both;
  animation-delay: 0.1s;
}

.hero__subtitle {
  animation: fade-up-in 0.7s ease both;
  animation-delay: 0.3s;
}

.hero__cta {
  animation: fade-up-in 0.7s ease both;
  animation-delay: 0.5s;
}

/* ---------- Micro-interação nos botões ---------- */

.btn {
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

/* respeita quem prefere menos movimento na tela */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__title, .hero__subtitle, .hero__cta {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .btn:hover, .btn:active {
    transform: none;
  }

  .whatsapp-float::before {
    animation: none;
    display: none;
  }
}

/* ---------- Botão flutuante do WhatsApp (todas as páginas) ---------- */

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background-color: var(--color-accent);
  z-index: -1;
  animation: whatsapp-pulse 2.5s ease-out infinite;
}

@keyframes whatsapp-pulse {
  0% { transform: scale(1); opacity: 0.55; }
  100% { transform: scale(1.7); opacity: 0; }
}

.whatsapp-float:hover {
  background-color: var(--color-accent-dark);
  transform: scale(1.08);
}

.whatsapp-float__icon {
  width: 30px;
  height: 30px;
  background-color: var(--color-white);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
}

@media (max-width: 640px) {
  .whatsapp-float {
    width: 52px;
    height: 52px;
    bottom: 16px;
    right: 16px;
  }

  .whatsapp-float__icon {
    width: 26px;
    height: 26px;
  }
}