/* ==========================================================================
   Design System & Variáveis (Augusto Pisos)
   Tema: Sofisticação, Arquitetura, Revestimentos Premium
   ========================================================================== */
:root {
  --primary: #2C3032; /* Cinza Chumbo Escuro (Pedra/Cimento) */
  --secondary: #B68D40; /* Dourado/Bronze Envelhecido */
  --secondary-hover: #9c7834;
  --bg-light: #F5F5F5; /* Off-white */
  --bg-white: #FFFFFF;
  --text-main: #1A1A1A;
  --text-muted: #595959;
  --text-light: #FFFFFF;
  --border-color: #E0E0E0;
  --whatsapp: #25D366;
  --whatsapp-hover: #20BD5A;
  
  --font-main: 'Outfit', sans-serif;
  --transition: all 0.3s ease;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-light);
  color: var(--text-main);
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ==========================================================================
   Tipografia
   ========================================================================== */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
}

h2 {
  font-size: clamp(2rem, 4vw, 2.5rem);
  text-align: center;
  margin-bottom: 3rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 2px;
}

h2::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background-color: var(--secondary);
  margin: 1rem auto 0;
}

/* ==========================================================================
   Componentes
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2.5rem;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.95rem;
}

.btn-primary {
  background-color: var(--secondary);
  color: var(--bg-white);
}

.btn-primary:hover {
  background-color: var(--secondary-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(182, 141, 64, 0.2);
}

.btn-dark {
  background-color: var(--primary);
  color: var(--text-light);
}

.btn-dark:hover {
  background-color: #1a1c1e;
}

.btn-whatsapp {
  background-color: var(--whatsapp);
  color: #fff;
}

.btn-whatsapp:hover {
  background-color: var(--whatsapp-hover);
  transform: translateY(-2px);
}

.card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

/* ==========================================================================
   Header
   ========================================================================== */
header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1.5rem 0;
  z-index: 100;
  transition: var(--transition);
  background: transparent;
}

header.scrolled {
  background: var(--bg-white);
  padding: 1rem 0;
  box-shadow: 0 2px 15px rgba(0,0,0,0.05);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-light);
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: var(--transition);
}

header.scrolled .logo {
  color: var(--primary);
}

.logo span {
  color: var(--secondary);
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--text-light);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
  transition: var(--transition);
}

header.scrolled .nav-links a {
  color: var(--text-main);
}

.nav-links a:hover {
  color: var(--secondary);
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  min-height: 100vh;
  padding-top: 120px;
  display: flex;
  align-items: center;
  background: linear-gradient(rgba(44, 48, 50, 0.7), rgba(44, 48, 50, 0.9)),
              url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover;
  color: var(--text-light);
}

.hero-content {
  max-width: 800px;
  text-align: center;
  margin: 0 auto;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  opacity: 0.9;
  font-weight: 300;
}

/* ==========================================================================
   Catálogo / Serviços
   ========================================================================== */
.catalogo {
  padding: 6rem 0;
  background: var(--bg-light);
}

.catalogo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.catalogo-card {
  text-align: center;
  transition: var(--transition);
  padding: 3rem 2rem;
}

.catalogo-card:hover {
  transform: translateY(-10px);
  border-bottom: 4px solid var(--secondary);
}

.catalogo-icon {
  font-size: 3rem;
  color: var(--secondary);
  margin-bottom: 1.5rem;
}

.catalogo-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--primary);
}

.catalogo-card p {
  color: var(--text-muted);
}

/* ==========================================================================
   Sobre / Qualidade
   ========================================================================== */
.sobre {
  padding: 6rem 0;
  background: var(--bg-white);
}

.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.sobre-img {
  width: 100%;
  border-radius: 4px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.sobre-text h2 {
  text-align: left;
}

.sobre-text h2::after {
  margin: 1rem 0 0;
}

.sobre-text p {
  margin-bottom: 1.5rem;
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* ==========================================================================
   Contato
   ========================================================================== */
.contato {
  padding: 6rem 0;
  background: var(--primary);
  color: var(--text-light);
}

.contato h2 {
  color: var(--text-light);
}

.contato-wrapper {
  max-width: 600px;
  margin: 0 auto;
  padding: 3rem;
  background: var(--bg-white);
  color: var(--text-main);
  border-radius: 8px;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.form-control {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: var(--bg-light);
  font-family: inherit;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--secondary);
  background: var(--bg-white);
}

/* ==========================================================================
   Páginas Legais
   ========================================================================== */
.legal-page {
  padding: 120px 0 60px;
  background: var(--bg-white);
  min-height: 80vh;
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem;
}

.legal-content h1 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  color: var(--primary);
  text-transform: uppercase;
}

.legal-content h2 {
  font-size: 1.5rem;
  text-align: left;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.legal-content h2::after { display: none; }

.legal-content p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* ==========================================================================
   Rodapé
   ========================================================================== */
footer {
  background: #1a1c1e;
  color: var(--text-light);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  color: var(--secondary);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-col p {
  opacity: 0.7;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.footer-col a {
  opacity: 0.7;
  display: block;
  margin-bottom: 0.5rem;
  transition: var(--transition);
}

.footer-col a:hover {
  opacity: 1;
  color: var(--secondary);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.8rem;
  opacity: 0.5;
}

/* ==========================================================================
   Cookie Banner
   ========================================================================== */
.cookie-banner {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(150%);
  width: 90%;
  max-width: 600px;
  padding: 1.5rem;
  z-index: 1000;
  transition: transform 0.5s ease;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  text-align: center;
}

.cookie-banner.show {
  transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   Animações
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .sobre-grid { grid-template-columns: 1fr; }
  .sobre-text h2 { text-align: center; }
  .sobre-text h2::after { margin: 1rem auto 0; }
  .contato-wrapper { padding: 2rem 1.5rem; }
}