:root {
  --main-color: #1a237e;
  --accent-color1: #00bcd4;
  --accent-color2: #8e24aa;
  --transition-color: #ff9800;
  --text-color: #ffffff;
  --bg-opacity: 0.1;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Montserrat', sans-serif;
}

body {
  background: linear-gradient(135deg, var(--main-color), var(--accent-color1));
  color: var(--text-color);
  line-height: 1.6;
  padding-top: 80px;
}

.header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(26, 35, 126, 0.9);
  backdrop-filter: blur(10px);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.header h1 {
  font-size: 1.5rem;
  background: linear-gradient(90deg, var(--accent-color1), var(--accent-color2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 700;
}

.notice {
  background: rgba(255, 255, 255, 0.1);
  padding: 1rem;
  margin: 2rem auto;
  max-width: 1200px;
  border-radius: 8px;
  text-align: center;
  border-left: 4px solid var(--transition-color);
}

.main-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
  align-items: center;
}

.hero-text h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(90deg, var(--accent-color1), var(--text-color));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image img {
  width: 100%;
  max-width: 400px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
}

.hero-image img:hover {
  transform: scale(1.05);
}

.content-section {
  margin: 3rem 0;
}

.content-section h2, 
.content-section h3 {
  margin-bottom: 1.5rem;
  position: relative;
  padding-left: 1rem;
}

.content-section h2::before,
.content-section h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 4px;
  background: linear-gradient(to bottom, var(--accent-color1), var(--accent-color2));
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.content-card {
  background: rgba(255, 255, 255, var(--bg-opacity));
  border-radius: 12px;
  padding: 2rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.content-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
  background: rgba(255, 255, 255, 0.15);
}

.code-block {
  background: rgba(0, 0, 0, 0.3);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 1.5rem 0;
  overflow-x: auto;
  border-left: 4px solid var(--transition-color);
}

.code-block pre {
  margin: 0;
  white-space: pre-wrap;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.gallery-item {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

.gallery-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover {
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.footer {
  background: rgba(26, 35, 126, 0.8);
  padding: 3rem 2rem;
  margin-top: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-section h3 {
  margin-bottom: 1.5rem;
  color: var(--accent-color1);
}

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

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

.footer-links a {
  color: var(--text-color);
  text-decoration: none;
  transition: color 0.3s ease;
  display: inline-block;
}

.footer-links a:hover {
  color: var(--transition-color);
  transform: translateX(5px);
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-color);
  transition: all 0.3s ease;
}

.social-links a:hover {
  background: var(--transition-color);
  transform: translateY(-5px);
}

.copyright {
  text-align: center;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
  }
  
  .header {
    flex-direction: column;
    padding: 1rem;
  }
  
  .header h1 {
    margin-bottom: 0.5rem;
  }
  
  .main-container {
    padding: 1rem;
  }
  
  .content-grid {
    grid-template-columns: 1fr;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.floating {
  animation: float 3s ease-in-out infinite;
}