:root {
    --primary-gradient: linear-gradient(135deg, #6B73FF, #000DFF);
    --secondary-gradient: linear-gradient(45deg, #FF7E5F, #FEB47B);
    --accent-color: #FF6A00;
    --text-light: #ffffff;
    --text-dark: #333333;
    --bg-light: #f9f9f9;
    --bg-dark: #222222;
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  }

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

  body {
    background: var(--primary-gradient);
    color: var(--text-light);
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    min-height: 100%;
    overflow-x: hidden;
  }

  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }

  .hero {
    height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
    position: relative;
    overflow: hidden;
  }

  .hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 70% 30%, rgba(107, 115, 255, 0.3), transparent 60%);
    z-index: -1;
  }

  .hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(90deg, #ffffff, #f3f3f3);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  }

  .hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin-bottom: 2rem;
    opacity: 0.9;
  }

  .notice {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 15px;
    border-radius: 8px;
    margin: 20px 0;
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
  }

  .content-section {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    margin: 40px 0;
    box-shadow: var(--card-shadow);
  }

  article {
    max-width: 900px;
    margin: 0 auto;
  }

  article h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(90deg, #FF7E5F, #FEB47B);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }

  article h3 {
    font-size: 1.8rem;
    margin: 2rem 0 1rem;
    color: var(--text-light);
    position: relative;
    padding-left: 20px;
  }

  article h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 60%;
    width: 5px;
    background: var(--secondary-gradient);
    border-radius: 5px;
  }

  article p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.8;
  }

  pre {
    background: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    padding: 20px;
    margin: 30px 0;
    overflow-x: auto;
    border-left: 4px solid var(--accent-color);
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.5;
  }

  code {
    color: #f8f8f2;
    background: transparent;
    font-family: 'Courier New', monospace;
  }

  .image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 40px 0;
  }

  .image-card {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    position: relative;
  }

  .image-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
  }

  .image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
  }

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

  .image-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 60%, rgba(0, 0, 0, 0.7));
  }

  .nav-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 40px 0;
    flex-wrap: wrap;
  }

  .nav-link {
    padding: 12px 25px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    text-decoration: none;
    color: var(--text-light);
    font-weight: 600;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
  }

  .nav-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
  }

  @media (max-width: 768px) {
    .hero h1 {
      font-size: 2.5rem;
    }
    
    article h2 {
      font-size: 2rem;
    }
    
    article h3 {
      font-size: 1.5rem;
    }
    
    .content-section {
      padding: 30px;
    }
  }

  @media (max-width: 480px) {
    .hero h1 {
      font-size: 2rem;
    }
    
    article h2 {
      font-size: 1.8rem;
    }
    
    .content-section {
      padding: 20px;
      border-radius: 15px;
    }
  }

  /* Animations */
  @keyframes float {
    0%, 100% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-20px);
    }
  }

  .floating {
    animation: float 6s ease-in-out infinite;
  }

  @keyframes fadeIn {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .fade-in {
    animation: fadeIn 1s ease-out forwards;
  }

  .delay-1 {
    animation-delay: 0.2s;
  }

  .delay-2 {
    animation-delay: 0.4s;
  }

  .delay-3 {
    animation-delay: 0.6s;
  }