:root {
  --primary-color: #1E88E5;
  --secondary-color: #00796B;
  --accent-color: #FF8F00;
  --text-color: #212121;
  --text-light: #757575;
  --bg-light: #F5F5F5;
  --white: #FFFFFF;
  --shadow: 0 2px 5px rgba(0,0,0,0.1);
  --radius: 4px;
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Roboto', 'Segoe UI', sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  background-color: var(--bg-light);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.3;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--secondary-color);
  text-decoration: underline;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.header {
  background-color: var(--white);
  box-shadow: var(--shadow);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.logo img {
  height: 40px;
  margin-right: 0.5rem;
}

.menu {
  display: flex;
  list-style-type: none;
}

.menu li {
  margin-left: 1.5rem;
}

.menu a {
  font-weight: 500;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-color);
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding: 8rem 0 5rem;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: var(--white);
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.2rem;
  max-width: 800px;
  margin: 0 auto 2rem;
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.5rem;
  background-color: var(--accent-color);
  color: var(--white);
  border-radius: var(--radius);
  font-weight: 500;
  transition: var(--transition);
}

.btn:hover {
  background-color: #F57C00;
  color: var(--white);
  transform: translateY(-2px);
  text-decoration: none;
}

/* Services Section */
.services {
  padding: 5rem 0;
  background-color: var(--white);
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title h2 {
  position: relative;
  display: inline-block;
  padding-bottom: 1rem;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background-color: var(--primary-color);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  background-color: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.service-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

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

.about-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
  gap: 3rem;
  align-items: center;
}

.about-img {
  max-width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

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

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.product-card {
  background-color: var(--bg-light);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

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

.product-info {
  padding: 1.5rem;
}

.product-info h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

/* Game Module */
.game-module {
  padding: 4rem 0;
  background-color: var(--bg-light);
}

.game-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.game-link {
  background-color: var(--white);
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.game-link:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* Contact Section */
.contact {
  padding: 5rem 0;
  background-color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-icon {
  color: var(--primary-color);
  font-size: 1.2rem;
}

.contact-form {
  display: grid;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-control {
  padding: 0.8rem;
  border: 1px solid #ddd;
  border-radius: var(--radius);
  font-family: inherit;
}

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

/* Footer */
.footer {
  padding: 3rem 0 1.5rem;
  background-color: #263238;
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-logo img {
  height: 30px;
}

.footer-links h3 {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}

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

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: #B0BEC5;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.9rem;
  color: #B0BEC5;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  h3 {
    font-size: 1.25rem;
  }

  .hero {
    padding: 6rem 0 3rem;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .about-content {
    grid-template-columns: 1fr;
  }

  .menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 80%;
    height: calc(100vh - 70px);
    background-color: var(--white);
    flex-direction: column;
    padding: 2rem;
    transition: var(--transition);
    box-shadow: var(--shadow);
  }

  .menu.active {
    left: 0;
  }

  .menu li {
    margin: 1rem 0;
  }

  .menu-toggle {
    display: block;
  }
}

@media screen and (max-width: 480px) {
  .hero h1 {
    font-size: 1.8rem;
  }

  .service-card,
  .contact-item {
    padding: 1.5rem;
  }
}