:root {
  --primary: #ff0033;
  --secondary: #2c3e50;
  --accent: #3498db;
  --bg-dark: #0a0a0a;
  --bg-light: #f2f2f2;
  --text-light: #ffffff;
  --text-dark: #000000;
  --gray-light: #ecf0f1;
  --gray: #95a5a6;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header */
.header {
  background-color: rgba(0, 0, 0, 0.9);
  position: fixed;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.3s ease;
}

.header.scrolled {
  padding: 0.5rem 0;
  background-color: rgba(0, 0, 0, 0.95);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

.logo {
  color: var(--text-light);
  font-size: 1.5rem;
  font-weight: bold;
  text-decoration: none;
}

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

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-link {
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: var(--primary);
}

/* Hero Section */
.hero {
  height: 100vh;
  position: relative;
  overflow: hidden;
}

.hero-slider {
  height: 100%;
  position: relative;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s ease;
  background-size: cover;
  background-position: center;
}

.slide.active {
  opacity: 1;
}

.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--text-light);
  z-index: 1;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* Products Section */
.products {
  padding: 5rem 0;
  background-color: var(--bg-light);
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--text-dark);
}

.products-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  padding: 0 2rem;
}

.product-card {
  background: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.product-card:hover {
  transform: translateY(-5px);
}

.product-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.product-content {
  padding: 1.5rem;
}

.product-title {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.product-description {
  color: var(--gray);
  margin-bottom: 1rem;
}

.product-link {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: var(--primary);
  color: white;
  text-decoration: none;
  border-radius: 5px;
  transition: background-color 0.3s ease;
}

.product-link:hover {
  background-color: #e6002e;
}

/* Contact Form */
.contact {
  padding: 5rem 0;
  background-color: var(--gray-light);
}

.contact-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--gray);
  border-radius: 5px;
  font-family: inherit;
}

.form-textarea {
  resize: vertical;
  min-height: 150px;
}

.submit-btn {
  background-color: var(--primary);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.submit-btn:hover {
  background-color: #e6002e;
}

/* About Section */
.about {
  padding: 5rem 0;
  background-color: white;
}

.about-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-content {
  color: var(--text-dark);
}

.about-title {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.about-text {
  margin-bottom: 1.5rem;
  color: var(--gray);
}

.about-image {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Footer */
.footer {
  background-color: var(--bg-dark);
  color: var(--text-light);
  padding: 3rem 0;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.footer-section {
  margin-bottom: 2rem;
}

.footer-title {
  color: var(--primary);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
}

.footer-link {
  color: var(--gray);
  text-decoration: none;
  margin-bottom: 0.5rem;
  display: block;
  transition: color 0.3s ease;
}

.footer-link:hover {
  color: var(--primary);
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  color: var(--text-light);
  font-size: 1.5rem;
  transition: color 0.3s ease;
}

.social-link:hover {
  color: var(--primary);
}

/* Responsividade */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.2rem;
  }
  
  .contact-form {
    grid-template-columns: 1fr;
  }
  
  .about-container {
    grid-template-columns: 1fr;
  }
  
  .nav-menu {
    display: none;
  }
}