:root {
  --primary-color: #880808; /* Updated button color */
  --dark-color: #0056b3;
  --spacing: 2rem;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333;
}

@import url('https://fonts.googleapis.com/css2?family=Nanum+Myeongjo&display=swap');

/* Navigation */
nav {
  padding: var(--spacing);
  background-color: #f8f9fa;
  display: flex;
  justify-content: center;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

nav li a {
  text-decoration: none;
  color: #880808;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: background-color 0.3s;
}

nav li a:hover {
  background-color: #e9ecef;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--spacing);
  text-align: center;
  gap: 3rem;
}

.hero h1 {
  font-family: 'Poppins', Arial, sans-serif;
  font-weight: 900;
  font-size: 4.5rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin: 0;
  color: #2c3e50;
}

.video-container {
  width: 1920px;
  height: 1080px;
  max-width: 100%;
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Make video responsive on smaller screens */
@media (max-width: 1920px) {
  .video-container {
    width: 100vw;
    height: calc(100vw * 9 / 16);
  }
}
@media (max-width: 768px) {
  .video-container {
    width: 100vw;
    height: calc(100vw * 9 / 16);
  }
}

.video-container iframe {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  border: none;
}

/* Buttons */
.buttons {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.download-btn {
  padding: 1.2rem 2.5rem;
  font-size: 1.2rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  background-color: #880808;
  color: #fff;
}

.download-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
  opacity: 0.95;
}

.download-btn:active {
  transform: translateY(1px);
}

/* About Section */
.about {
  padding: 4rem var(--spacing);
  max-width: 1000px;
  margin: 0 auto;
  line-height: 1.8;
}

.about h2 {
  font-family: 'Poppins', Arial, sans-serif;
  font-size: 2.5rem;
  color: #2c3e50;
  margin-bottom: 1.5rem;
  text-align: center;
}

.about p {
  font-size: 1.1rem;
  margin: 1rem 0;
}

/* Footer */
footer {
  padding: 2rem var(--spacing);
  background-color: #2c3e50;
  color: white;
  text-align: center;
}

footer p {
  margin: 0;
  font-size: 1rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 3.5rem;
  }
  
  .buttons {
    flex-direction: column;
    gap: 1rem;
    align-items: center;
  }
  
  .download-btn {
    width: 100%;
    max-width: 300px;
  }
}