* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Paleta nomeada */
  --vermelho: #D62828;
  --vermelho-escuro: #A31621;
  --preto: #000000;
  --branco: #FFFFFF;
  --cinza-claro: #F8F9FA;
  --cinza-texto: #6C757D;
  --cinza-borda: #DEE2E6;
  --superficie: #EDF2F4;
  --whatsapp: #25D366;
  --accent: #D62828;

  /* Tipografia */
  --font-titulo: 'Space Grotesk', sans-serif;
  --font-corpo: 'DM Sans', sans-serif;

  /* Espaçamento */
  --espacamento-secao: 96px;
  --espacamento-mobile: 56px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-corpo);
  color: var(--preto);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Tipografia de seção */
.section-title {
  font-family: var(--font-titulo);
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--preto);
  letter-spacing: -0.02em;
}

.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: var(--vermelho);
  margin: 16px auto 0;
  border-radius: 2px;
}

/* ─── Header ─── */
.header {
  background: rgba(10, 10, 10, 0.92);
  border-bottom: 1px solid #262626;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  transition: box-shadow 0.3s ease;
}

.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: -60%;
  width: 60%;
  height: 100%;
  background: linear-gradient(105deg, transparent, rgba(214, 40, 40, 0.22), transparent);
  animation: header-luz 5s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.header::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--vermelho), transparent);
  background-size: 200% 100%;
  animation: header-brilho 4s linear infinite;
  pointer-events: none;
}

.header.scrolled {
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
}

@keyframes header-luz {
  0%        { left: -60%; }
  60%, 100% { left: 120%; }
}

@keyframes header-brilho {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  padding-bottom: 10px;
  position: relative;
  z-index: 1;
}

.logo {
  width: 75px;
  height: auto;
  background: var(--branco);
  border-radius: 12px;
  padding: 5px;
  animation: logo-glow 3.5s ease-in-out infinite;
  transition: filter 0.3s ease, box-shadow 0.3s ease;
}

.logo:hover {
  filter: drop-shadow(0 0 12px rgba(214, 40, 40, 0.65));
  box-shadow: 0 0 14px rgba(214, 40, 40, 0.4);
}

@keyframes logo-glow {
  0%, 100% { filter: drop-shadow(0 0 3px rgba(214, 40, 40, 0)); box-shadow: 0 0 0 rgba(214, 40, 40, 0); }
  50%      { filter: drop-shadow(0 0 10px rgba(214, 40, 40, 0.45)); box-shadow: 0 0 12px rgba(214, 40, 40, 0.3); }
}

.nav {
  display: flex;
  gap: 28px;
  align-items: center;
  position: relative;
}

.nav-indicator {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  height: 32px;
  background: var(--vermelho);
  border-radius: 20px;
  transition: left 0.3s ease, width 0.3s ease;
  z-index: -1;
  box-shadow: 0 0 16px rgba(214, 40, 40, 0.45);
}

.nav a {
  text-decoration: none;
  color: var(--branco);
  font-weight: 500;
  font-size: 0.875rem;
  transition: color 0.2s, text-shadow 0.2s;
  letter-spacing: 0.01em;
  padding: 4px 12px;
  border-radius: 20px;
  position: relative;
}

.nav a::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--vermelho);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width 0.25s ease;
}

.nav a:hover::after {
  width: 60%;
}

.nav a.active {
  color: var(--branco);
}

.nav a:hover {
  color: var(--vermelho);
  text-shadow: 0 0 12px rgba(214, 40, 40, 0.6);
}

/* ─── Hero ─── */
.hero {
  background: var(--preto);
  background-image: radial-gradient(circle at 80% 20%, rgba(214, 40, 40, 0.18) 0%, transparent 50%);
  color: var(--branco);
  padding: var(--espacamento-secao) 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(214, 40, 40, 0.10) 0%, transparent 60%);
  pointer-events: none;
}

.hero h1 {
  font-family: var(--font-titulo);
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
}

.highlight {
  color: var(--accent);
}

.hero-sub {
  font-size: 1.1rem;
  color: #ADB5BD;
  margin-bottom: 2.5rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.btn-whatsapp-hero {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--whatsapp);
  color: var(--branco);
  padding: 16px 32px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp-hero:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp-hero svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ─── Marcas no Hero ─── */
.marcas {
  margin-top: 3.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
}

.marcas-titulo {
  font-family: var(--font-titulo);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #ADB5BD;
  margin-bottom: 1.5rem;
}

.marcas-marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}

.marcas-track {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  width: max-content;
  animation: marquee 34s linear infinite;
}

.marcas-track:hover {
  animation-play-state: paused;
}

.marca-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 220px;
  height: 130px;
  background: var(--branco);
  border-radius: 16px;
  padding: 18px;
  transition: transform 0.25s, box-shadow 0.25s;
}

.marca-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(214, 40, 40, 0.25);
}

.marca-item--dark {
  background: #141414;
}

.marca-item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  opacity: 0.9;
  transition: transform 0.25s, opacity 0.25s;
}

.marca-item:hover img {
  opacity: 1;
  transform: scale(1.06);
}

/* ─── Faixa Marquee ─── */
.faixa-marquee {
  display: none;
  background: #0a0a0a;
  border-top: 2px solid var(--vermelho);
  border-bottom: 2px solid var(--vermelho);
  overflow: hidden;
  height: 56px;
  /* display: flex; */
  align-items: center;
}

.marquee-track {
  display: flex;
  gap: 3rem;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
}

.marquee-item {
  font-family: var(--font-titulo);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--branco);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.marquee-track:hover {
  animation-play-state: paused;
}

@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track,
  .marcas-track {
    animation: none;
  }

  .logo,
  .header::after,
  .header::before {
    animation: none;
  }
}

/* ─── Sobre ─── */
.sobre {
  padding: var(--espacamento-secao) 0;
  background-color: #0a0a0a;
  background-image: url('assets/background.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  overflow: hidden;
}

.sobre::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.452);
  z-index: 0;
}

.sobre .container {
  position: relative;
  z-index: 1;
}

.sobre .section-title {
  color: var(--branco);
}

.sobre-texto {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
  color: var(--cinza-texto);
  font-size: 1.05rem;
  line-height: 1.75;
}

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

.diferencial-card {
  background: var(--superficie);
  padding: 36px 24px;
  border-radius: 12px;
  text-align: center;
  border: 1px solid var(--cinza-borda);
  transition: border-color 0.2s;
}

.diferencial-card:hover {
  border-color: var(--vermelho);
}

.diferencial-icone {
  width: 64px;
  height: 64px;
  object-fit: contain;
  margin-bottom: 12px;
}

.diferencial-card h3 {
  font-family: var(--font-titulo);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.diferencial-card p {
  color: var(--cinza-texto);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ─── Prova Social (Elemento de Assinatura) ─── */
.prova-social {
  background: var(--preto);
  background-image: radial-gradient(circle at 20% 80%, rgba(214, 40, 40, 0.15) 0%, transparent 50%);
  color: var(--branco);
  padding: var(--espacamento-secao) 0;
  position: relative;
  overflow: hidden;
}

.prova-social::before {
  content: '17';
  position: absolute;
  top: -40px;
  right: -30px;
  font-family: var(--font-titulo);
  font-size: 280px;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.03);
  line-height: 1;
  pointer-events: none;
  letter-spacing: -0.05em;
}

.prova-social .section-title {
  color: var(--branco);
}

.prova-social .section-title::after {
  background: var(--accent);
}

.numeros {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  text-align: center;
  margin-bottom: 56px;
}

.numero-item {
  display: flex;
  flex-direction: column;
}

.numero-destaque {
  font-family: var(--font-titulo);
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.03em;
  line-height: 1;
}

.numero-label {
  font-size: 0.9rem;
  color: #8D99AE;
  margin-top: 6px;
}

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

.depoimento {
  background: rgba(255, 255, 255, 0.05);
  padding: 28px 24px;
  border-radius: 12px;
  border-left: 3px solid var(--vermelho);
}

.depoimento-texto {
  font-style: italic;
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: #CED4DA;
  line-height: 1.65;
}

.depoimento-autor {
  font-size: 0.8rem;
  color: #6C757D;
  font-weight: 500;
}

/* ─── Produtos ─── */
.produtos {
  padding: var(--espacamento-secao) 0;
  background: var(--cinza-claro);
}

.produtos-sub {
  text-align: center;
  color: var(--cinza-texto);
  margin-bottom: 2.5rem;
  font-size: 1.05rem;
}

.produtos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.produto-card {
  background: var(--branco);
  border-radius: 12px;
  padding: 24px 20px;
  text-align: center;
  border: 1px solid var(--cinza-borda);
  transition: border-color 0.2s, transform 0.2s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.produto-card:hover {
  transform: translateY(-3px);
  border-color: var(--vermelho);
}

.produto-img {
  width: 100%;
  max-width: 160px;
  height: 120px;
  object-fit: contain;
  margin-bottom: 16px;
}

.produto-card h3 {
  font-family: var(--font-titulo);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.produto-card p {
  color: var(--cinza-texto);
  font-size: 0.85rem;
  line-height: 1.5;
}

/* ─── CTA Final ─── */
.cta-final {
  background: var(--vermelho);
  color: var(--branco);
  padding: var(--espacamento-secao) 0;
  text-align: center;
}

.cta-final h2 {
  font-family: var(--font-titulo);
  font-size: 1.85rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.cta-final p {
  font-size: 1.05rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.cta-final .btn-whatsapp-hero {
  background: var(--preto);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.cta-final .btn-whatsapp-hero:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

/* ─── Footer ─── */
.footer {
  background: var(--preto);
  background-image: radial-gradient(circle at 80% 90%, rgba(214, 40, 40, 0.10) 0%, transparent 50%);
  color: #ADB5BD;
  padding: 56px 0 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.footer-logo {
  height: 36px;
  width: auto;
  margin-bottom: 8px;
}

.footer-info p {
  color: #8D99AE;
  font-size: 0.9rem;
}

.footer-contato h3,
.footer-horario h3 {
  font-family: var(--font-titulo);
  color: var(--branco);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.footer-contato p,
.footer-horario p {
  font-size: 0.875rem;
  margin-bottom: 4px;
  color: #8D99AE;
}

.footer-bottom {
  border-top: 1px solid #343A40;
  margin-top: 40px;
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: #495057;
}

/* ─── WhatsApp Float ─── */
.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 56px;
  height: 56px;
  background: var(--whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--branco);
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
  z-index: 999;
  transition: transform 0.2s, box-shadow 0.2s;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
}

.whatsapp-icon {
  width: 28px;
  height: 28px;
}

/* ─── Páginas de Catálogo ─── */
.catalogo-hero {
  background: var(--preto);
  background-image: radial-gradient(circle at 80% 20%, rgba(214, 40, 40, 0.18) 0%, transparent 50%);
  color: var(--branco);
  padding: 80px 0 60px;
  text-align: center;
}

.catalogo-hero h1 {
  font-family: var(--font-titulo);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.catalogo-hero p {
  color: #ADB5BD;
  font-size: 1.05rem;
}

.catalogo-voltar {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--branco);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 24px;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.catalogo-voltar:hover {
  opacity: 1;
}

.catalogo-voltar svg {
  width: 16px;
  height: 16px;
}

.catalogo-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  padding: 48px 0 80px;
}

.catalogo-item {
  background: var(--branco);
  border-radius: 12px;
  border: 1px solid var(--cinza-borda);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s, transform 0.2s;
}

.catalogo-item:hover {
  border-color: var(--vermelho);
  transform: translateY(-2px);
}

.catalogo-item-img {
  width: 100%;
  height: 200px;
  object-fit: contain;
  background: var(--cinza-claro);
  padding: 16px;
}

.catalogo-item-info {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.catalogo-item-info h3 {
  font-family: var(--font-titulo);
  font-size: 1rem;
  font-weight: 600;
}

.catalogo-item-info p {
  color: var(--cinza-texto);
  font-size: 0.85rem;
  line-height: 1.5;
  flex: 1;
}

.catalogo-item-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 12px;
  padding: 12px 20px;
  background: var(--whatsapp);
  color: var(--branco);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.875rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.catalogo-item-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}

.catalogo-item-btn svg {
  width: 18px;
  height: 18px;
}

.catalogo-aviso {
  text-align: center;
  padding: 32px 24px;
  background: var(--superficie);
  border-radius: 12px;
  margin-bottom: 48px;
}

.catalogo-aviso p {
  color: var(--cinza-texto);
  font-size: 1rem;
  margin-bottom: 16px;
}

.catalogo-aviso a {
  color: var(--vermelho);
  font-weight: 600;
  text-decoration: none;
}

.catalogo-aviso a:hover {
  text-decoration: underline;
}

/* ─── Responsivo ─── */
@media (max-width: 639px) {
  .nav {
    gap: 8px;
  }

  .nav a {
    font-size: 0.8rem;
    padding: 4px 8px;
  }

  .nav-indicator {
    height: 28px;
    border-radius: 16px;
  }

  .header .container {
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .logo {
    width: 60px;
  }
}

@media (min-width: 640px) {
  .diferenciais {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

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

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

@media (min-width: 768px) {
  .hero h1 {
    font-size: 2.75rem;
  }

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

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

@media (min-width: 1024px) {
  .hero h1 {
    font-size: 3.25rem;
  }

  .hero {
    padding: 120px 0 100px;
  }

  .section-title {
    font-size: 2.25rem;
  }

  .numero-destaque {
    font-size: 3.5rem;
  }
}