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

html {
  height: 100%;
  width: 100%;
}

body {
  font-family: 'Georgia', 'Times New Roman', serif;
  line-height: 1.8;
  color: #2c3e50;
  background-color: #fafafa;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 24px;
}

header {
  text-align: center;
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 2px solid #1a365d;
}

h1 {
  font-size: 2.25rem;
  color: #1a365d;
  margin-bottom: 12px;
  font-weight: 600;
  letter-spacing: -0.5px;
}

.subtitle {
  font-size: 1.1rem;
  color: #4a5568;
  font-style: italic;
}

.tagline {
  font-size: 1rem;
  color: #2d3748;
  margin-top: 16px;
  margin-bottom: 0;
}

main {
  margin-bottom: 48px;
}

section {
  margin-bottom: 36px;
}

h2 {
  font-size: 1.35rem;
  color: #1a365d;
  margin-bottom: 16px;
  font-weight: 600;
  border-left: 4px solid #1a365d;
  padding-left: 16px;
}

p {
  margin-bottom: 16px;
  text-align: justify;
}

.lead {
  font-size: 1.15rem;
  color: #2d3748;
}

.highlight-box {
  background-color: #edf2f7;
  border-left: 4px solid #1a365d;
  padding: 24px;
  margin: 24px 0;
}

.highlight-box p {
  margin-bottom: 8px;
  text-align: left;
}

.highlight-box p:last-child {
  margin-bottom: 0;
  margin-top: 16px;
}

.emphasis {
  font-weight: 600;
  color: #1a365d;
  font-style: italic;
}

ul {
  margin: 16px 0 16px 32px;
}

li {
  margin-bottom: 8px;
  color: #2d3748;
}

.purpose-list {
  background-color: #f7fafc;
  padding: 24px;
  border-radius: 4px;
  margin-top: 16px;
}

.purpose-list p {
  margin-bottom: 8px;
  padding-left: 20px;
  position: relative;
  text-align: left;
}

.purpose-list p::before {
  content: "—";
  position: absolute;
  left: 0;
  color: #1a365d;
}

.purpose-list p:last-child {
  margin-bottom: 0;
}

.conclusion {
  background-color: #1a365d;
  color: #fff;
  padding: 32px;
  border-radius: 4px;
  margin-top: 40px;
}

.conclusion p {
  margin-bottom: 0;
  text-align: center;
  font-size: 1.1rem;
  font-weight: 500;
}

footer {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid #e2e8f0;
}

footer p {
  font-size: 0.875rem;
  color: #718096;
  font-style: italic;
  margin-bottom: 0;
}

a {
  color: #1a365d;
  text-decoration: underline;
  transition: color 0.2s ease;
}

a:hover {
  color: #2c5282;
}

@media (max-width: 640px) {
  .container {
    padding: 24px 16px;
  }
  
  h1 {
    font-size: 1.75rem;
  }
  
  h2 {
    font-size: 1.2rem;
  }
  
  .highlight-box,
  .purpose-list,
  .conclusion {
    padding: 16px;
  }
}