/* ===== Reset & base ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-principal);
  font-weight: var(--fw-regular);
  font-size: var(--fs-corpo);
  line-height: 1.5;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }
button { font-family: inherit; cursor: pointer; }

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: var(--space-section) 0; }

.section-eyebrow {
  font-size: var(--fs-legenda);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: var(--fw-medium);
  opacity: 0.7;
  margin-bottom: 12px;
}

.section-title {
  font-size: var(--fs-titulo);
  font-weight: var(--fw-medium);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.bg-sandstone { background: var(--sandstone); }
.bg-sage { background: var(--sage); color: var(--paper); }
.bg-navy { background: var(--navy); color: var(--paper); }
.bg-paper { background: var(--paper); }

/* ===== Ghost Pill Button ===== */
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border: 1px solid currentColor;
  border-radius: var(--radius-pill);
  background: transparent;
  color: inherit;
  font-size: var(--fs-legenda);
  font-weight: var(--fw-medium);
  letter-spacing: 0.02em;
  transition: background-color 0.25s ease, color 0.25s ease;
}
.btn-ghost {
  border-color: var(--ink);
  color: var(--ink);
}
.btn-ghost:hover {
  background: var(--ink);
  color: var(--paper);
}
.btn-ghost.on-navy { border-color: var(--paper); color: var(--paper); }
.btn-ghost.on-navy:hover { background: var(--paper); color: var(--navy); }

/* ===== Top Navigation ===== */
/* O nav permanece sempre em Navy (logo e links sempre em branco) — sem troca de cor ao rolar. */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: var(--navy);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: 1240px;
  margin: 0 auto;
}
.nav-logo img { height: 52px; width: auto; }

.nav-links {
  display: flex;
  gap: 36px;
}
.nav-links a {
  font-size: var(--fs-legenda);
  font-weight: var(--fw-medium);
  color: var(--paper);
  opacity: 0.85;
  transition: opacity 0.2s ease;
}
.nav-links a:hover { opacity: 1; }
.nav-links a.active { opacity: 1; text-decoration: underline; text-underline-offset: 4px; }

.nav-cta { display: flex; align-items: center; gap: 16px; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--paper);
  margin: 5px 0;
  transition: background-color 0.3s ease;
}

.nav.is-scrolled {
  border-bottom: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
}

.nav-mobile-panel {
  display: none;
  position: fixed;
  inset: 0;
  top: 88px;
  background: var(--paper);
  z-index: 99;
  padding: 24px;
}
.nav-mobile-panel.open { display: block; }
.nav-mobile-panel a {
  display: block;
  padding: 16px 0;
  font-size: var(--fs-titulo);
  font-weight: var(--fw-medium);
  border-bottom: 1px solid var(--soft-gray);
}

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
}

/* ===== Hero ===== */
.hero {
  background: var(--navy);
  color: var(--paper);
  padding-top: 180px;
  padding-bottom: 90px;
  min-height: 86vh;
  display: flex;
  align-items: center;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero-eyebrow {
  font-size: var(--fs-legenda);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.7;
  margin-bottom: 20px;
}
.hero-headline {
  font-size: var(--fs-destaque);
  font-weight: var(--fw-medium);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin-bottom: 28px;
}
.hero-sub {
  font-size: var(--fs-corpo);
  opacity: 0.85;
  max-width: 480px;
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-media {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  aspect-ratio: 4/5;
}
.hero-media img {
  width: 100%; height: 100%; object-fit: cover;
}

@media (max-width: 900px) {
  .hero { padding-top: 140px; }
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-headline { font-size: 40px; }
  /* em telas pequenas o conteúdo empilhado pode passar de 100vh — permite crescer
     em vez de cortar, abrindo mão da altura idêntica entre slides só nesse breakpoint. */
  .hero-slider { height: auto; min-height: 86vh; }
  .hero-slide.is-active { position: relative; }
  .hero-slide .hero,
  .hero-slide .hero-video,
  .hero-slide .hero-fullbleed {
    height: auto;
    min-height: 86vh;
  }
}

/* ===== Hero Slider (carrossel com as opções de banner) ===== */
/* Altura fixa em 100vh (a dobra da página) — igual para os 3 banners,
   independente do conteúdo de cada um, para não "saltar" ao trocar de slide. */
.hero-slider {
  position: relative;
  overflow: hidden;
  height: 100vh;
  min-height: 680px;
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.6s ease;
  z-index: 1;
}
.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}
.hero-slide .hero,
.hero-slide .hero-video,
.hero-slide .hero-fullbleed {
  height: 100%;
  min-height: 0;
}

.hero-slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.6);
  background: rgba(27,38,59,0.35);
  color: var(--paper);
  font-size: 24px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease;
}
.hero-slider-arrow:hover { background: rgba(27,38,59,0.65); }
.hero-slider-arrow.prev { left: 24px; }
.hero-slider-arrow.next { right: 24px; }

.hero-slider-dots {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 12px;
}
.hero-slider-dots .dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 1px solid var(--paper);
  background: transparent;
  padding: 0;
  transition: background-color 0.2s ease;
}
.hero-slider-dots .dot.is-active { background: var(--paper); }

@media (max-width: 600px) {
  .hero-slider-arrow { width: 38px; height: 38px; font-size: 18px; }
}

/* ===== Hero — Opção B: vídeo de fundo (sem controles, sem texto) ===== */
.hero-video {
  position: relative;
  min-height: 86vh;
  overflow: hidden;
  background: var(--navy);
}
.hero-video-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none; /* impede interação/controles do player */
}
.hero-video-frame iframe {
  position: absolute;
  top: 50%; left: 50%;
  width: 100%; height: 100%;
  min-width: 100%; min-height: 100%;
  /* fator de escala para recortar a borda/branding do player do YouTube */
  transform: translate(-50%, -50%) scale(1.5);
  border: 0;
}
/* Imagem estática usada quando o arquivo é aberto via file:// — o YouTube
   recusa o embed (erro 153) sem uma origem http(s) válida. */
.hero-video-fallback {
  display: none;
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
body.is-file-protocol .hero-video-frame iframe { display: none; }
body.is-file-protocol .hero-video-fallback { display: block; }

/* ===== Hero — Opção C: imagem full-bleed com texto sobreposto ===== */
.hero-fullbleed {
  position: relative;
  min-height: 86vh;
  display: flex;
  align-items: center;
  color: var(--paper);
  overflow: hidden;
}
.hero-fullbleed img.hero-fullbleed-bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
.hero-fullbleed::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(27,38,59,0.88) 0%, rgba(27,38,59,0.55) 45%, rgba(27,38,59,0.15) 100%);
  z-index: 1;
}
.hero-fullbleed .hero-content {
  position: relative;
  z-index: 2;
}

.banner-option-label {
  background: var(--ink);
  color: var(--paper);
  display: inline-block;
  padding: 8px 20px;
  font-size: var(--fs-legenda);
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.banner-option-wrap { border-bottom: 1px solid var(--soft-gray); }

/* Hero simples para páginas internas (categoria/produto/institucional/contato) */
.page-hero {
  background: var(--navy);
  color: var(--paper);
  padding-top: 160px;
  padding-bottom: 64px;
}
.page-hero .section-eyebrow { opacity: 0.7; }
.page-hero h1 {
  font-size: var(--fs-destaque);
  font-weight: var(--fw-medium);
  line-height: 1.1;
  max-width: 760px;
}
.page-hero p.lead {
  margin-top: 18px;
  max-width: 620px;
  opacity: 0.85;
}
.breadcrumb {
  font-size: var(--fs-legenda);
  opacity: 0.7;
  margin-bottom: 20px;
}
.breadcrumb a:hover { text-decoration: underline; }

/* ===== Categorias em destaque (grid) ===== */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.cat-card {
  position: relative;
  display: block;
  border-radius: var(--radius-card);
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--sandstone);
}
.cat-card img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease;
}
.cat-card:hover img { transform: scale(1.04); }
.cat-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(27,38,59,0) 40%, rgba(27,38,59,0.78) 100%);
}
.cat-card-text {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 24px;
  color: var(--paper);
}
.cat-card-text h3 { font-size: 22px; font-weight: var(--fw-medium); margin-bottom: 6px; }
.cat-card-text p { font-size: var(--fs-legenda); opacity: 0.85; }
.cat-card.is-soon {
  background: var(--soft-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px;
}
.cat-card.is-soon .badge-soon {
  position: static;
  margin-bottom: 12px;
}
.cat-card.is-soon h3 { color: var(--ink); font-size: 22px; font-weight: var(--fw-medium); margin-bottom: 8px; }
.cat-card.is-soon p { color: var(--ink); opacity: 0.7; font-size: var(--fs-legenda); }

.badge-soon {
  display: inline-block;
  font-size: 13px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--honey);
  color: var(--honey);
}

@media (max-width: 900px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .cat-grid { grid-template-columns: 1fr; }
}

/* ===== Apresentação (duas colunas) ===== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.two-col .col-media { border-radius: var(--radius-card); overflow: hidden; }
.two-col .col-media img { width: 100%; height: 100%; object-fit: cover; }
.two-col .col-text p { margin-top: 18px; opacity: 0.85; }
.two-col.reverse .col-media { order: 2; }

@media (max-width: 860px) {
  .two-col, .two-col.reverse .col-media { grid-template-columns: 1fr; order: initial; }
  .two-col { grid-template-columns: 1fr; }
}

/* ===== Diferenciais ===== */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.diff-card {
  border: 1px solid var(--soft-gray);
  border-radius: var(--radius-card);
  padding: 32px;
}
.diff-card .diff-icon {
  width: 44px; height: 44px;
  margin-bottom: 20px;
  color: var(--honey);
}
.diff-card .diff-icon svg { width: 100%; height: 100%; }
.diff-card h3 { font-size: 22px; font-weight: var(--fw-medium); margin-bottom: 10px; }
.diff-card p { opacity: 0.8; font-size: 17px; }

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

/* ===== CTA comercial ===== */
.cta-banner {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-card);
  padding: 72px 48px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  color: var(--paper);
}
.cta-banner img.cta-banner-bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
.cta-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, rgba(27,38,59,0.92) 0%, rgba(27,38,59,0.72) 55%, rgba(27,38,59,0.45) 100%);
  z-index: 1;
}
.cta-banner > * { position: relative; z-index: 2; }
.cta-banner h2 { font-size: 32px; font-weight: var(--fw-medium); max-width: 520px; }
.cta-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ===== Product Card ===== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product-card {
  display: block;
  border-radius: var(--radius-card);
  border: 1px solid var(--soft-gray);
  overflow: hidden;
  background: var(--paper);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.product-card.is-visible { opacity: 1; transform: translateY(0); }
.product-card-media {
  aspect-ratio: 1/1;
  background: var(--sandstone);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.product-card-media img { width: 100%; height: 100%; object-fit: cover; }
.product-card-body { padding: 20px; }
.product-card-body h3 { font-size: 19px; font-weight: var(--fw-medium); margin-bottom: 4px; }
.product-card-ref { font-size: var(--fs-legenda); opacity: 0.6; }
.product-card-swatches { display: flex; gap: 6px; margin-top: 12px; }
.swatch {
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.12);
}

@media (max-width: 900px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .product-grid { grid-template-columns: 1fr; }
}

/* ===== Filtros de categoria ===== */
.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.filter-pill {
  padding: 10px 20px;
  border: 1px solid var(--soft-gray);
  border-radius: var(--radius-pill);
  font-size: var(--fs-legenda);
  font-weight: var(--fw-medium);
}
.filter-pill.is-active {
  background: var(--navy);
  color: var(--paper);
  border-color: var(--navy);
}

/* ===== Página de Produto ===== */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
.product-gallery-main {
  border-radius: var(--radius-card);
  overflow: hidden;
  aspect-ratio: 1/1;
  background: var(--sandstone);
  margin-bottom: 16px;
}
.product-gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.product-gallery-thumbs {
  display: flex; gap: 10px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.product-gallery-thumbs::-webkit-scrollbar { display: none; }
.product-gallery-thumbs img {
  flex-shrink: 0;
  scroll-snap-align: start;
  width: 72px; height: 72px;
  object-fit: cover;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid var(--soft-gray);
}
.product-info-ref {
  font-size: var(--fs-legenda);
  opacity: 0.6;
  margin-bottom: 8px;
}
.product-info h1 { font-size: 34px; font-weight: var(--fw-medium); margin-bottom: 16px; }
.product-info .desc { opacity: 0.85; margin-bottom: 32px; }
.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--sage);
  color: var(--sage);
  border-radius: var(--radius-pill);
  padding: 8px 16px;
  font-size: var(--fs-legenda);
  font-weight: var(--fw-medium);
  margin-bottom: 16px;
}
.selo-inmetro {
  display: block;
  max-width: 200px;
  margin-bottom: 28px;
  mix-blend-mode: multiply;
}

.spec-table { width: 100%; border-collapse: collapse; margin-bottom: 28px; }
.spec-table tr { border-bottom: 1px solid var(--soft-gray); }
.spec-table td { padding: 12px 0; font-size: 17px; }
.spec-table td:first-child { opacity: 0.6; width: 40%; }

.spec-list { margin-bottom: 28px; }
.spec-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
  opacity: 0.85;
}
.spec-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--honey);
}

.cores-row { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 32px; }
.cor-item { display: flex; align-items: center; gap: 8px; font-size: var(--fs-legenda); }
.cor-item .swatch { width: 18px; height: 18px; }

@media (max-width: 860px) {
  .product-detail { grid-template-columns: 1fr; }
  .product-gallery-thumbs { gap: 8px; padding-bottom: 4px; }
  .product-gallery-thumbs img { width: 60px; height: 60px; }
}

/* ===== Institucional ===== */
.narrativa p { margin-bottom: 20px; max-width: 760px; opacity: 0.85; }

/* ===== Contato ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
.field { margin-bottom: 20px; }
.field label {
  display: block;
  font-size: var(--fs-legenda);
  font-weight: var(--fw-medium);
  margin-bottom: 8px;
}
.field input, .field textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--soft-gray);
  border-radius: var(--radius-card);
  font-family: inherit;
  font-size: 16px;
  background: var(--paper);
}
.field textarea { min-height: 140px; resize: vertical; }
.contact-info-block { margin-bottom: 28px; }
.contact-info-block h3 { font-size: var(--fs-legenda); text-transform: uppercase; letter-spacing: 0.06em; opacity: 0.6; margin-bottom: 8px; }
.contact-info-block p, .contact-info-block a { display: block; }
.map-frame {
  border-radius: var(--radius-card);
  overflow: hidden;
  filter: grayscale(0.4) contrast(0.95);
  border: 1px solid var(--soft-gray);
}
.map-frame iframe { width: 100%; height: 320px; border: 0; display: block; }

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

/* ===== Footer ===== */
.footer {
  background: var(--navy);
  color: var(--paper);
  padding: 80px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand img { height: 48px; margin-bottom: 16px; }
.footer-brand p { opacity: 0.7; font-size: var(--fs-legenda); max-width: 280px; }
.footer-col h4 {
  font-size: var(--fs-legenda);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.6;
  margin-bottom: 16px;
}
.footer-col a, .footer-col p {
  display: block;
  font-size: var(--fs-legenda);
  opacity: 0.85;
  margin-bottom: 10px;
}
.footer-col a:hover { opacity: 1; text-decoration: underline; }

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 56px;
}
.footer-social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--paper);
  opacity: 0.85;
  transition: opacity 0.2s ease;
}
.footer-social-icon svg { width: 30px; height: 30px; }
.footer-social-icon:hover {
  opacity: 1;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  font-size: 13px;
  opacity: 0.55;
}

@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ===== Galeria da empresa (institucional) ===== */
.empresa-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.empresa-foto {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 8px;
}
.empresa-foto img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.empresa-foto:hover img { transform: scale(1.04); }

@media (max-width: 860px) {
  .empresa-gallery { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .empresa-gallery { grid-template-columns: 1fr; }
}

/* ===== Fade-in scroll (showroom) ===== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.is-visible { opacity: 1; transform: translateY(0); }
.grecaptcha-badge { visibility: hidden; }