:root {
  --primary-gradient: linear-gradient(135deg, #6b46c1 0%, #3182ce 100%);
  --secondary-color: #4299e1;
  --accent-color: #63b3ed;
  --text-dark: #2d3748;
  --text-light: #4a5568;
  --bg-color: #f7fafc;
  --white: #ffffff;
  --card-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --footer-bg: #1a202c;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-color);
  -webkit-font-smoothing: antialiased;
}

header {
  background: var(--primary-gradient);
  color: var(--white);
  padding: 4rem 1rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

header p {
  font-size: 1.1rem;
  opacity: 0.9;
}

.wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50px;
  background: var(--bg-color);
  clip-path: polygon(0 100%, 100% 100%, 100% 0, 85% 60%, 50% 100%, 15% 60%, 0 0);
}

main {
  max-width: 900px;
  margin: -2rem auto 4rem;
  padding: 0 1.5rem;
  position: relative;
}

section {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 1rem;
  box-shadow: var(--card-shadow);
  margin-bottom: 2rem;
}

h2 {
  color: #2c5282;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid #edf2f7;
  padding-bottom: 0.5rem;
}

p {
  margin-bottom: 1.2rem;
  color: var(--text-light);
}

ul {
  margin-bottom: 1.2rem;
  padding-left: 1.5rem;
  color: var(--text-light);
}

li {
  margin-bottom: 0.5rem;
}

.last-updated {
  text-align: center;
  color: var(--text-light);
  font-size: 0.9rem;
  margin-top: 3rem;
}

footer {
  background: var(--footer-bg);
  color: #a0aec0;
  padding: 3rem 1rem;
  text-align: center;
}

footer a {
  color: var(--accent-color);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  header {
    padding: 3rem 1rem;
  }
  header h1 {
    font-size: 2rem;
  }
  section {
    padding: 1.5rem;
  }
}