/* ==========================================================================
   Flex Comércio de Metais — Design System Industrial Premium
   Cores: Azul-Marinho Profundo, Grafite, Aço Escovado, Dourado e Branco
   ========================================================================== */

:root {
  /* Cores Base - Fundo Escuro Industrial */
  --bg-navy-950: #070b14;
  --bg-navy-900: #090f1b;
  --bg-navy-850: #0d1527;
  --bg-navy-800: #121c33;
  --bg-card: #141f36;
  --bg-card-hover: #192744;
  --bg-surface: #1d2b4a;

  /* Tons Metálicos & Prata */
  --steel-100: #f8fafc;
  --steel-200: #e2e8f0;
  --steel-300: #cbd5e1;
  --steel-400: #94a3b8;
  --steel-500: #64748b;
  --steel-600: #475569;
  --steel-700: #334155;
  --steel-800: #1e293b;

  /* Dourado Oficial (Inspirado no detalhe 'DE METAIS' e badges) */
  --gold-300: #f7e096;
  --gold-400: #e5c168;
  --gold-500: #c89d56;
  --gold-600: #ab7f37;
  --gold-700: #876122;

  /* Gradientes Nobres */
  --silver-gradient: linear-gradient(135deg, #ffffff 0%, #d8e2ec 40%, #94a3b8 100%);
  --gold-gradient: linear-gradient(135deg, #fcebb1 0%, #e5c168 45%, #b5893d 100%);
  --dark-gradient: linear-gradient(180deg, #090f1b 0%, #0d1527 100%);
  --card-gradient: linear-gradient(145deg, #141f36 0%, #0f182c 100%);
  --steel-plate-gradient: linear-gradient(135deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0) 100%);

  /* WhatsApp & Status */
  --whatsapp-green: #25d366;
  --whatsapp-dark: #128c7e;
  --whatsapp-glow: rgba(37, 211, 102, 0.35);

  /* Tipografia */
  --font-heading: "Big Shoulders Display", "Arial Narrow", sans-serif;
  --font-body: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Layout & Bordas */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --border-subtle: 1px solid rgba(200, 215, 235, 0.08);
  --border-steel: 1px solid rgba(148, 163, 184, 0.2);
  --border-gold: 1px solid rgba(200, 157, 86, 0.4);
  --border-gold-bright: 1px solid rgba(229, 193, 104, 0.75);

  /* Sombras */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.65);
  --shadow-gold: 0 0 30px rgba(200, 157, 86, 0.2);
  --shadow-steel: 0 0 30px rgba(148, 163, 184, 0.15);

  --container: 1240px;
}

/* ---------- Reset & Base ---------- */

* {
  box-sizing: border-box;
}

/* ---------- Acessibilidade: foco de teclado e link de atalho ---------- */

:focus-visible {
  outline: 2px solid var(--gold-400);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 2000;
  background: var(--gold-400);
  color: #090f1b;
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 16px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Revelação suave de seções ao rolar ---------- */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  overflow-x: clip;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--steel-200);
  background-color: var(--bg-navy-950);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(20, 32, 60, 0.4) 0%, transparent 60%),
    linear-gradient(to bottom, #070b14, #090f1b 50%, #070b14);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: #ffffff;
  margin: 0 0 0.6em;
}

p {
  margin: 0 0 1em;
  color: var(--steel-300);
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

section {
  padding: 80px 0;
  position: relative;
}

.section-tight {
  padding: 50px 0;
}

.section-dark {
  background: var(--bg-navy-900);
  border-top: var(--border-subtle);
  border-bottom: var(--border-subtle);
}

.section-header {
  max-width: 800px;
  margin: 0 0 45px;
}

.section-header.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 13px;
  font-weight: 600;
  color: var(--gold-400);
  margin-bottom: 12px;
  text-shadow: 0 0 12px rgba(229, 193, 104, 0.3);
}

.eyebrow::before, .eyebrow::after {
  content: "";
  display: inline-block;
  width: 18px;
  height: 2px;
  background: var(--gold-gradient);
}

.section-header.center .eyebrow::before,
.section-header.center .eyebrow::after {
  display: inline-block;
}

.lead {
  font-size: 19px;
  color: var(--steel-300);
  line-height: 1.6;
}

/* Textos com Gradiente Metálico & Dourado */
.text-metallic {
  background: var(--silver-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.text-gold {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* ---------- Botões ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 15px;
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
  transition: transform 0.2s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  position: relative;
  overflow: hidden;
  user-select: none;
}

.btn:hover {
  transform: translateY(-3px);
}

.btn:active {
  transform: translateY(-1px);
}

/* Botão WhatsApp */
.btn-whatsapp {
  background: linear-gradient(135deg, #25d366 0%, #1eaf53 100%);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background: linear-gradient(135deg, #2bf075 0%, #22c75f 100%);
  color: #ffffff;
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.5);
}

/* Botão Dourado Premium */
.btn-gold {
  background: var(--gold-500);
  color: #090f1b;
  font-weight: 700;
  border-color: transparent;
  box-shadow: var(--shadow-sm);
}

.btn-gold:hover {
  background: var(--gold-400);
  box-shadow: var(--shadow-md);
}

/* Botão Outline Claro */
.btn-outline-light {
  background: rgba(255, 255, 255, 0.04);
  color: #ffffff;
  border: 1.5px solid rgba(200, 215, 235, 0.25);
  backdrop-filter: blur(8px);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #ffffff;
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.15);
}

/* Botão Outline Dourado */
.btn-outline-gold {
  background: rgba(200, 157, 86, 0.08);
  color: var(--gold-300);
  border: 1.5px solid var(--gold-500);
}

.btn-outline-gold:hover {
  background: var(--gold-500);
  color: #090f1b;
  box-shadow: 0 6px 20px rgba(200, 157, 86, 0.4);
}

.btn-sm {
  padding: 10px 18px;
  font-size: 13px;
}

.btn-lg {
  padding: 18px 36px;
  font-size: 17px;
  border-radius: var(--radius-sm);
}

/* Ícones */
.icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ---------- Cabeçalho / Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(9, 15, 27, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(200, 215, 235, 0.1);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.4);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.site-header.is-scrolled {
  background: rgba(9, 15, 27, 0.86);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.55);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 92px;
  gap: 20px;
  transition: height 0.3s ease;
}

.site-header.is-scrolled .header-inner {
  height: 72px;
}

/* Brand / Logo no Header */
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-logo-img {
  height: 68px;
  width: auto;
  max-width: 280px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.5));
  transition: transform 0.2s ease, height 0.3s ease;
}

.site-header.is-scrolled .brand-logo-img {
  height: 50px;
}

.brand:hover .brand-logo-img {
  transform: scale(1.02);
}

.brand-text-group {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #ffffff;
  line-height: 1;
}

.brand-subtitle {
  font-size: 11px;
  font-weight: 500;
  color: var(--gold-400);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-top: 3px;
}

/* Navegação Principal */
.main-nav ul {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--steel-300);
  padding: 8px 0;
  position: relative;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: #ffffff;
}

.main-nav a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--gold-gradient);
  transition: width 0.25s ease;
}

.main-nav a:hover::after,
.main-nav a[aria-current="page"]::after {
  width: 100%;
}

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

.header-phone {
  display: flex;
  flex-direction: column;
  text-align: right;
  line-height: 1.2;
}

.header-phone span {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--steel-400);
}

.header-phone strong {
  font-family: var(--font-heading);
  font-size: 15px;
  color: var(--gold-400);
  letter-spacing: 0.02em;
}

.nav-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #ffffff;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ---------- HERO SECTION ---------- */

.hero {
  position: relative;
  padding: 70px 0 90px;
  background: 
    radial-gradient(ellipse 80% 50% at 50% 20%, rgba(26, 46, 85, 0.4) 0%, transparent 70%),
    radial-gradient(circle at 10% 90%, rgba(200, 157, 86, 0.08) 0%, transparent 40%),
    var(--bg-navy-950);
  border-bottom: var(--border-subtle);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  opacity: 0.6;
}

.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 980px;
  margin: 0 auto;
}

/* Elementos metálicos discretos ao fundo do hero (baixa opacidade, não competem com o título) */
.hero-decor {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}

.hero-decor svg {
  position: absolute;
  stroke: var(--steel-300);
  color: var(--steel-300);
  opacity: 0.06;
}

.hero-decor .decor-gear-1 {
  top: -60px;
  left: -40px;
  width: 220px;
  height: 220px;
}

.hero-decor .decor-gear-2 {
  bottom: -70px;
  right: -50px;
  width: 260px;
  height: 260px;
  color: var(--gold-400);
  stroke: var(--gold-400);
  opacity: 0.08;
}

.hero-decor .decor-ruler {
  top: 18%;
  right: 6%;
  width: 130px;
  height: 130px;
  display: none;
}

.hero-decor .decor-cube {
  bottom: 12%;
  left: 5%;
  width: 110px;
  height: 110px;
  display: none;
}

@media (min-width: 900px) {
  .hero-decor .decor-ruler,
  .hero-decor .decor-cube {
    display: block;
  }
}

/* Destaque da Logomarca Oficial no Topo do Hero */
.hero-brand-presentation {
  margin-bottom: 28px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
}

.hero-logo-box {
  background: var(--bg-card);
  padding: 16px 28px;
  border-radius: var(--radius-md);
  border: var(--border-steel);
  box-shadow: var(--shadow-sm);
  display: inline-block;
}

.hero-logo-img {
  height: 100px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.7));
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(200, 157, 86, 0.12);
  border: 1px solid rgba(200, 157, 86, 0.35);
  color: var(--gold-300);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: 52px;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  line-height: 1.08;
  color: #ffffff;
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
}

.hero h2.hero-sub {
  font-size: 24px;
  font-weight: 500;
  color: var(--gold-400);
  letter-spacing: 0;
  margin-bottom: 24px;
  text-shadow: none;
}

.hero p.lead {
  font-size: 20px;
  max-width: 820px;
  margin: 0 auto 36px;
  color: var(--steel-200);
  font-weight: 400;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px;
}

/* ---------- HIGHLIGHT STRIP (Cards Rápidos) ---------- */

.highlight-strip {
  background: var(--bg-navy-900);
  border-bottom: var(--border-subtle);
  padding: 32px 0;
}

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 20px;
  background: var(--card-gradient);
  border: var(--border-steel);
  border-radius: var(--radius-sm);
  transition: all 0.25s ease;
}

.highlight-item:hover {
  transform: translateY(-3px);
  border-color: var(--gold-500);
  box-shadow: var(--shadow-sm);
  background: var(--bg-card-hover);
}

.icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-xs);
  background: rgba(200, 157, 86, 0.12);
  border: 1px solid rgba(200, 157, 86, 0.3);
  color: var(--gold-400);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.highlight-item:hover .icon-wrap {
  transform: scale(1.08);
  background: var(--gold-500);
  color: #090f1b;
}

.highlight-item h3 {
  font-size: 16px;
  margin-bottom: 4px;
  color: #ffffff;
}

.highlight-item p {
  font-size: 13px;
  margin: 0;
  color: var(--steel-400);
  line-height: 1.4;
}

/* ---------- FAIXA DE CONFIANÇA ---------- */

.trust-strip {
  background: var(--bg-navy-900);
  border-bottom: var(--border-subtle);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.trust-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 34px;
  font-weight: 700;
  color: var(--gold-400);
  line-height: 1;
  margin-bottom: 8px;
}

.trust-item span {
  font-size: 13px;
  color: var(--steel-400);
  letter-spacing: 0.02em;
}

/* ---------- SEÇÃO "NOSSOS MATERIAIS" (CATÁLOGO + CONTEÚDO) ---------- */

.section-materiais {
  background: 
    radial-gradient(circle at 80% 20%, rgba(20, 35, 65, 0.5) 0%, transparent 60%),
    var(--bg-navy-950);
  position: relative;
}

.materiais-split {
  display: grid;
  grid-template-columns: 46% 54%;
  gap: 48px;
  align-items: start;
}

/* Celulares estreitos: cabeçalho sem o botão WhatsApp (há botão flutuante) */
@media (max-width: 480px) {
  .header-inner {
    gap: 8px;
  }

  .header-cta {
    gap: 8px;
  }

  .header-cta .btn-whatsapp {
    display: none;
  }
}

/* Contato: canais de atendimento + formulário */
.contact-split {
  grid-template-columns: 38% 62%;
}

@media (max-width: 1080px) {
  .contact-split {
    grid-template-columns: 1fr;
  }
}

/* Coluna Esquerda: Imagem 2 (Catálogo Institucional) */
.catalog-col {
  position: sticky;
  top: 110px;
}

.catalog-card {
  background: linear-gradient(145deg, #10192e 0%, #090f1d 100%);
  border: var(--border-steel);
  border-radius: var(--radius-md);
  padding: 14px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.catalog-card:hover {
  border-color: rgba(200, 157, 86, 0.5);
  box-shadow: var(--shadow-lg);
}

.catalog-img-wrapper {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  background: #060a12;
}

.catalog-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-sm);
  transition: transform 0.4s ease, filter 0.3s ease;
}

.catalog-img-wrapper:hover .catalog-img {
  transform: scale(1.025);
  filter: brightness(1.05);
}

.catalog-overlay-badge {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(9, 15, 27, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--gold-400);
  color: #ffffff;
  padding: 8px 18px;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.6);
  white-space: nowrap;
  pointer-events: none;
  transition: transform 0.2s ease, background 0.2s ease;
}

.catalog-img-wrapper:hover .catalog-overlay-badge {
  background: var(--gold-500);
  color: #090f1b;
  transform: translateX(-50%) scale(1.05);
}

/* Coluna Direita: Informações Estruturadas de Materiais */
.materials-content-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.materials-content-col h2 {
  font-size: 36px;
  margin-bottom: 6px;
}

.materials-content-col h3.sub-heading {
  font-size: 24px;
  color: var(--steel-200);
  margin-bottom: 12px;
}

.materials-content-col p.materials-intro {
  font-size: 17px;
  color: var(--steel-300);
  line-height: 1.6;
  margin-bottom: 8px;
}

.materials-category-title {
  font-size: 20px;
  color: var(--gold-400);
  letter-spacing: 0.08em;
  margin: 12px 0 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.materials-category-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(200, 157, 86, 0.5), transparent);
}

/* Cards das 3 Categorias de Materiais */
.material-groups-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.material-group-card {
  background: var(--card-gradient);
  border: var(--border-steel);
  border-left: 4px solid var(--steel-400);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  transition: all 0.25s ease;
}

.material-group-card.ferrosos {
  border-left-color: #8b9bb4;
}

.material-group-card.nao-ferrosos {
  border-left-color: var(--gold-400);
}

.material-group-card.plasticos {
  border-left-color: #48cae4;
}

.material-group-card:hover {
  transform: translateY(-2px);
  border-color: rgba(200, 215, 235, 0.3);
  box-shadow: var(--shadow-sm);
}

.material-group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.material-group-header h4 {
  font-size: 18px;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #ffffff;
}

.material-tag {
  font-size: 11px;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.08);
  color: var(--steel-300);
}

/* Listagem de Itens em Grid Compacto */
.material-items-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 16px;
}

.material-items-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 500;
  color: var(--steel-200);
}

.material-items-list li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold-400);
  flex-shrink: 0;
}

.materials-action-bar {
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- SEÇÃO "CORTES SOB MEDIDA" (INDEPENDENTE & FORTE) ---------- */

.section-cortes {
  background: 
    radial-gradient(circle at 20% 50%, rgba(200, 157, 86, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(26, 46, 85, 0.3) 0%, transparent 60%),
    var(--bg-navy-900);
  border-top: var(--border-subtle);
  border-bottom: var(--border-subtle);
  position: relative;
}

.cortes-card-main {
  background: linear-gradient(135deg, #16223b 0%, #0d162a 100%);
  border: var(--border-steel);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 36px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.cortes-card-main::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold-500);
}

/* Ícone de Serra / Corte Industrial */
.cortes-icon-box {
  width: 96px;
  height: 96px;
  border-radius: var(--radius-md);
  background: radial-gradient(circle, #243557 0%, #10192e 100%);
  border: 2px solid var(--gold-400);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-300);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5), 0 0 20px rgba(200, 157, 86, 0.25);
  flex-shrink: 0;
}

.cortes-icon-box svg {
  width: 52px;
  height: 52px;
}

.cortes-info h2 {
  font-size: 34px;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
  color: #ffffff;
}

.cortes-info p.cortes-text {
  font-size: 18px;
  color: var(--steel-200);
  margin-bottom: 18px;
  max-width: 620px;
  line-height: 1.5;
}

.cortes-formats-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.format-pill {
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50px;
  color: var(--steel-300);
}

.cortes-cta-side {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
  min-width: 240px;
}

.cortes-send-hint {
  display: block;
  font-size: 12.5px;
  color: var(--steel-400);
  text-align: center;
  line-height: 1.6;
}

.cortes-send-hint strong {
  color: var(--gold-300);
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 12px;
}

/* ---------- DIFERENCIAIS & BADGES (INSPIRADOS NO CATÁLOGO) ---------- */

.badges-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 30px;
}

.badge-card {
  background: var(--card-gradient);
  border: var(--border-steel);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  text-align: center;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  position: relative;
}

.badge-card:hover {
  transform: translateY(-4px);
  border-color: rgba(200, 157, 86, 0.4);
  box-shadow: var(--shadow-md);
}

.badge-icon-box {
  width: 58px;
  height: 58px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 157, 86, 0.2) 0%, rgba(13, 22, 42, 0.8) 100%);
  border: 1.5px solid var(--gold-400);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-300);
  transition: transform 0.25s ease, background 0.25s ease;
}

.badge-card:hover .badge-icon-box {
  transform: scale(1.08);
  background: radial-gradient(circle, rgba(200, 157, 86, 0.35) 0%, rgba(13, 22, 42, 0.8) 100%);
}

.badge-icon-box svg {
  width: 28px;
  height: 28px;
}

.badge-card h3 {
  font-size: 18px;
  margin-bottom: 8px;
  color: #ffffff;
}

.badge-card p {
  font-size: 14px;
  color: var(--steel-400);
  margin: 0;
  line-height: 1.45;
}

/* ---------- SEGMENTOS ATENDIDOS ---------- */

.segments-section {
  background: var(--bg-navy-950);
}

.segment-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.segment-card {
  background: linear-gradient(145deg, #131c30 0%, #0b111f 100%);
  border: 1px solid rgba(200, 215, 235, 0.1);
  border-radius: var(--radius-sm);
  padding: 24px 16px;
  text-align: center;
  transition: all 0.25s ease;
}

.segment-card:hover {
  transform: translateY(-3px);
  border-color: var(--gold-500);
  background: #17243d;
}

.segment-card .icon-wrap {
  margin: 0 auto 14px;
}

.segment-card h3 {
  font-size: 15px;
  margin: 0 0 6px;
  color: #ffffff;
}

.segment-card p {
  font-size: 12.5px;
  color: var(--steel-400);
  margin: 0;
  line-height: 1.4;
}

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

.cta-banner {
  background: linear-gradient(135deg, #182848 0%, #0d172e 100%);
  border: var(--border-steel);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  box-shadow: var(--shadow-lg);
}

.cta-banner h2 {
  font-size: 32px;
  margin-bottom: 8px;
}

.cta-banner p {
  font-size: 18px;
  color: var(--steel-300);
  margin: 0;
}

/* ---------- LIGHTBOX MODAL PARA O CATÁLOGO (IMAGEM 2) ---------- */

.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lightbox-modal.is-active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 9, 18, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.lightbox-dialog {
  position: relative;
  z-index: 2;
  background: #090f1d;
  border: 1.5px solid var(--gold-400);
  border-radius: var(--radius-md);
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.8), 0 0 40px rgba(200, 157, 86, 0.3);
  max-width: 90vw;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.lightbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: #0e172a;
  border-bottom: 1px solid rgba(200, 215, 235, 0.1);
}

.lightbox-title {
  font-family: var(--font-heading);
  font-size: 16px;
  color: var(--gold-300);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.lightbox-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.lightbox-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all 0.2s ease;
}

.lightbox-btn:hover {
  background: var(--gold-500);
  color: #090f1b;
  border-color: var(--gold-400);
}

.lightbox-close {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

.lightbox-close:hover {
  background: #ef4444;
  color: #ffffff;
}

.lightbox-body {
  padding: 16px;
  overflow: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #050811;
  max-height: calc(92vh - 130px);
}

.lightbox-image {
  max-width: 100%;
  max-height: calc(92vh - 160px);
  object-fit: contain;
  border-radius: var(--radius-xs);
  transition: transform 0.25s ease;
}

.lightbox-footer {
  padding: 14px 20px;
  background: #0e172a;
  border-top: 1px solid rgba(200, 215, 235, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.lightbox-footer span {
  font-size: 13px;
  color: var(--steel-400);
}

/* ---------- RODAPÉ / FOOTER ---------- */

.site-footer {
  background: #050811;
  border-top: 1px solid rgba(200, 157, 86, 0.3);
  padding: 64px 0 24px;
  position: relative;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold-gradient);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.3fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--steel-400);
  max-width: 340px;
  margin: 16px 0;
}

.footer-col h4 {
  font-size: 16px;
  letter-spacing: 0.08em;
  color: var(--gold-300);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}

.footer-col h4::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--gold-gradient);
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul a,
.footer-col ul span {
  font-size: 14px;
  color: var(--steel-400);
}

.footer-col ul a:hover {
  color: #ffffff;
  padding-left: 4px;
}

.social-row {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--steel-300);
  display: flex;
  align-items: center;
  justify-content: center;
}

.social-btn:hover {
  background: var(--gold-500);
  color: #090f1b;
  border-color: var(--gold-400);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--steel-400);
}

.footer-bottom a:hover {
  color: var(--steel-300);
}

/* ---------- WHATSAPP FLOATING BUTTON ---------- */

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25d366 0%, #1eaf53 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  animation: floatPulse 2.8s ease-out 4;
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.65);
}

@keyframes floatPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
  }
  70% {
    box-shadow: 0 0 0 16px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* ---------- PÁGINAS INTERNAS & ABAS DE MATERIAIS ---------- */

.hero-inner-page {
  padding: 50px 0 60px;
  background: var(--bg-navy-900);
  border-bottom: var(--border-subtle);
}

.breadcrumb {
  font-size: 13px;
  color: var(--steel-500);
  margin-bottom: 12px;
}

.breadcrumb a {
  color: var(--steel-400);
}

.breadcrumb a:hover {
  color: var(--gold-400);
}

.tab-list {
  display: flex;
  gap: 12px;
  margin-bottom: 36px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 12px;
  overflow-x: auto;
}

.tab-btn {
  font-family: var(--font-heading);
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 12px 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--steel-300);
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.tab-btn.active,
.tab-btn:hover {
  background: var(--gold-500);
  color: #090f1b;
  border-color: var(--gold-400);
  font-weight: 700;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.card-grid {
  display: grid;
  gap: 24px;
}

.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.material-card {
  background: var(--card-gradient);
  border: var(--border-steel);
  border-radius: var(--radius-sm);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: all 0.25s ease;
}

.material-card:hover {
  transform: translateY(-3px);
  border-color: var(--gold-500);
  box-shadow: var(--shadow-sm);
}

.material-card h3 {
  font-size: 20px;
  margin: 10px 0;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 10px;
}

.material-card h3 .icon {
  flex-shrink: 0;
}

.material-meta {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13px;
  color: var(--steel-400);
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 16px;
}

.material-meta b {
  color: var(--steel-200);
}

/* Formulário de Contato / Orçamento */
.quote-form-card {
  background: var(--card-gradient);
  border: var(--border-steel);
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--steel-200);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  background: #090f1d;
  border: 1px solid rgba(200, 215, 235, 0.2);
  border-radius: var(--radius-xs);
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--gold-400);
  box-shadow: 0 0 10px rgba(200, 157, 86, 0.3);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* ---------- Canais de Atendimento (Contato) ---------- */

.contact-channel {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact-channel + .contact-channel {
  margin-top: 20px;
}

.contact-channel-label {
  display: block;
  color: var(--gold-300);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-channel-value {
  margin: 2px 0 0;
  font-size: 15px;
  color: #ffffff;
}

.contact-channel-link {
  font-size: 13px;
  color: var(--whatsapp-green);
  text-decoration: underline;
}

/* ---------- E-mails de Contato ---------- */

.email-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
}

.email-item {
  display: block;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: var(--border-subtle);
  border-left: 2px solid var(--gold-600);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.email-item:hover,
.email-item:focus-visible {
  background: var(--bg-card-hover);
  border-left-color: var(--gold-400);
  transform: translateX(2px);
}

.email-item-role {
  display: block;
  color: var(--gold-300);
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.email-item-address {
  display: block;
  margin-top: 2px;
  color: #ffffff;
  font-size: 14.5px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.email-item-desc {
  display: block;
  margin-top: 2px;
  color: var(--steel-400);
  font-size: 12.5px;
  line-height: 1.4;
}

.footer-email-role {
  display: block;
  color: var(--gold-300);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---------- Política de Privacidade ---------- */

.policy-card {
  background: var(--card-gradient);
  border: var(--border-steel);
  border-radius: var(--radius-md);
  padding: 40px;
}

.policy-card h2 {
  font-size: 22px;
  color: var(--gold-400);
  margin-top: 32px;
}

.policy-card h2:first-child {
  margin-top: 0;
}

.policy-card ul {
  margin-left: 20px;
  list-style: disc;
  color: var(--steel-300);
  margin-bottom: 24px;
}

.policy-card a {
  color: var(--gold-400);
  text-decoration: underline;
}

/* ---------- RESPONSIVIDADE ---------- */

@media (max-width: 1080px) {
  .highlight-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .materiais-split {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .catalog-col {
    position: static;
    max-width: 580px;
    margin: 0 auto;
  }

  .cortes-card-main {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 36px 24px;
  }

  .cortes-icon-box {
    margin: 0 auto;
  }

  .cortes-info p.cortes-text {
    margin-left: auto;
    margin-right: auto;
  }

  .cortes-formats-pills {
    justify-content: center;
  }

  .cortes-cta-side {
    align-items: center;
  }

  .badges-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .segment-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 34px;
  }

  .hero h2.hero-sub {
    font-size: 22px;
  }

  .hero p.lead {
    font-size: 16px;
  }

  .hero-logo-img {
    height: 70px;
  }

  .header-inner {
    height: 76px;
  }

  .site-header.is-scrolled .header-inner {
    height: 64px;
  }

  .brand-logo-img {
    height: 54px;
  }

  .site-header.is-scrolled .brand-logo-img {
    height: 44px;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #090f1b;
    border-bottom: 1px solid rgba(200, 157, 86, 0.3);
    padding: 24px;
    display: none;
    box-shadow: var(--shadow-lg);
  }

  .main-nav.is-open {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .nav-toggle {
    display: flex;
  }

  .header-phone {
    display: none;
  }

  .material-items-list {
    grid-template-columns: 1fr;
  }

  .highlight-grid {
    grid-template-columns: 1fr;
  }

  .badges-grid {
    grid-template-columns: 1fr;
  }

  .segment-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 16px;
  }

  .cta-banner {
    flex-direction: column;
    text-align: center;
    padding: 32px 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .cols-3, .cols-4 {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .brand-name {
    font-size: 16px;
  }

  .brand-logo-img {
    height: 42px;
  }

  .hero h1 {
    font-size: 28px;
  }

  .hero h2.hero-sub {
    font-size: 19px;
  }

  .btn {
    width: 100%;
  }

  .segment-grid {
    grid-template-columns: 1fr;
  }
}