:root {
    --primary: #00aaff;
    --primary-light: #66ccff;
    --bg: #151515;
    --text: #ffffff;
    --text-muted: #b0b0b0;
    --radius: 8px;
    --transition: 0.3s ease;
    --header-height: 70px;
  }
  
  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  body {
    font-family: 'Montserrat', sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.6;
    scroll-behavior: smooth;
  }
  
  #snow-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
  }
  
  a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition);
  }
  a:hover {
    color: var(--primary-light);
  }
  
  header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    background: rgba(21,21,21,0.95);
    box-shadow: 0 2px 10px rgba(0,0,0,0.5);
    z-index: 1000;
  }
  .logo {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
  }
  nav a {
    margin-left: 30px;
    position: relative;
  }
  nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition);
  }
  nav a:hover::after {
    width: 100%;
  }
  
  .hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: 0 20px;
    background: var(--bg);
  }
  .hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin-top: var(--header-height);
  }
  .hero h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.6);
  }
  .hero p {
    font-size: 1.5rem;
    margin-bottom: 40px;
    color: var(--text-muted);
  }
  .btn {
    background: var(--primary);
    color: var(--bg);
    border: none;
    padding: 15px 30px;
    font-size: 1.1rem;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--transition), transform var(--transition), color var(--transition);
  }
  .btn:hover {
    background: var(--primary-light);
    color: var(--text); /* Change text color back to original on hover */
    transform: translateY(-3px);
  }
  
  section {
    padding: 100px 20px;
    background: var(--bg);
    text-align: center;
  }
  section h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    position: relative;
  }
  section h2::after {
    content: "";
    display: block;
    width: 60px;
    height: 3px;
    background: var(--primary);
    margin: 15px auto 0;
    border-radius: var(--radius);
  }
  
  .grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 40px auto 0;
  }
  .card {
    background: rgba(21,21,21,0.95);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    transition: transform var(--transition);
  }
  .card:hover {
    transform: translateY(-5px);
  }
  .card h3 {
    margin-bottom: 15px;
    font-size: 1.8rem;
  }
  .card p {
    font-size: 1rem;
    color: var(--text-muted);
  }
  
  footer {
    padding: 30px;
    background: rgba(21,21,21,0.95);
    color: var(--text-muted);
    font-size: 0.9rem;
  }
  
  @media (max-width: 768px) {
    header { padding: 0 20px; }
    nav a { margin-left: 20px; }
    .hero h1 { font-size: 3rem; }
    .hero p { font-size: 1.2rem; }
    section { padding: 80px 20px; }
  }