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

body {
  font-family: 'Arial', sans-serif;
  line-height: 1.4;
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)),
    url('./assets/chaigym.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  height: 100vh;
  width: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Navbar styles */
.navbar {
  display: flex;
  align-items: center;
  background-color: #333;
  padding: 0.75rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #fff;
  font-size: 1.1rem;
  font-weight: 600;
}

.logo img {
  border-radius: 50%;
  width: 2.5rem;
  height: 2.5rem;
}

.nav-links a {
  font-size: 1rem;
  text-decoration: none;
  color: #fff;
}

.nav-links a:hover {
  text-decoration: underline;
}

/* Hero section */
.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
  gap: 4rem;
  text-align: center;
}

.hero-content {
  width: 90%;
  max-width: 600px;
  margin: 0 auto;
}

.hero-content h1 {
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 0.75rem;
}

.hero-content p {
  font-size: 1rem;
  color: #fff;
  margin-bottom: 1.75rem;
  letter-spacing: 0.5px;
}

.cta-button {
  padding: 0.75rem 1.5rem;
  background-color: #ff7902;
  color: white;
  font-size: 1rem;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: background-color 0.1s ease;
}

.cta-button:hover {
  background-color: #d2691e;
}

/* Features section */
.features {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2rem;
  width: 90%;
  margin: 0 auto;
  background-color: rgba(1, 1, 1, 0.8);
  border-radius: 1rem;
}

.feature {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.5rem;
  padding: 1rem;
  border: 2px solid #ff7902;
  border-radius: 1rem;
  min-height: 150px;
}

.feature h3 {
  color: #ff7902;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.feature p {
  color: #ddd;
  font-size: 0.9rem;
}

@media screen and (max-width: 768px) {
  .nav-links {
    display: none;
  }
}

/* Tablet styles */
@media screen and (min-width: 768px) {
  .navbar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
  }

  .logo {
    margin-bottom: 0;
    font-size: 1.3rem;
  }

  .logo img {
    width: 3rem;
    height: 3rem;
  }

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

  .hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
  }

  .hero-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
  }

  .cta-button {
    font-size: 1.125rem;
  }
}

/* Desktop styles */
@media screen and (min-width: 1024px) {
  .navbar {
    padding: 1.25rem 4rem;
  }

  .logo {
    font-size: 1.5rem;
  }

  .logo img {
    width: 3.5rem;
    height: 3.5rem;
  }

  .nav-links {
    gap: 3rem;
  }

  .nav-links a {
    font-size: 1.2rem;
  }

  .hero-content {
    max-width: 800px;
  }

  .hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1.25rem;
  }

  .hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2.25rem;
  }

  .features {
    flex-direction: row;
    max-width: 1200px;
    padding: 5rem;
    gap: 3rem;
  }

  .feature {
    min-height: 200px;
  }

  .feature h3 {
    font-size: 1.75rem;
  }

  .feature p {
    font-size: 1.25rem;
  }
}

/* Large desktop */
@media screen and (min-width: 1440px) {
  .navbar {
    padding: 1.5rem 6rem;
  }

  .hero-content {
    max-width: 1000px;
  }

  .hero-content h1 {
    font-size: 4rem;
  }

  .features {
    max-width: 1400px;
  }
}
