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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: #f8fafc;
  color: #1e293b;
  line-height: 1.7;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  background-color: #0f172a;
  color: #ffffff;
  padding: 4rem 1.5rem;
  text-align: center;
}

header h1 {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

header p {
  font-size: 1.05rem;
  color: #94a3b8;
  max-width: 600px;
  margin: 0 auto;
}

main {
  flex: 1;
  max-width: 780px;
  width: 100%;
  margin: -2rem auto 3rem;
  padding: 0 1.25rem;
}

.card {
  background: #ffffff;
  border-radius: 12px;
  padding: 2.5rem;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
  border: 1px solid #e2e8f0;
}

h2 {
  font-size: 1.5rem;
  color: #0f172a;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #e2e8f0;
}

p {
  margin-bottom: 1.15rem;
  color: #334155;
  font-size: 1.02rem;
}

.highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1rem;
  margin: 1.75rem 0;
}

.highlight-box {
  background-color: #f1f5f9;
  padding: 1.15rem;
  border-radius: 8px;
  border-left: 4px solid #2563eb;
}

.highlight-box h3 {
  font-size: 1rem;
  color: #0f172a;
  margin-bottom: 0.35rem;
}

.highlight-box p {
  font-size: 0.92rem;
  margin-bottom: 0;
  color: #475569;
}

.contact-bar {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid #e2e8f0;
  font-size: 0.95rem;
  color: #475569;
}

.contact-bar a {
  color: #2563eb;
  text-decoration: none;
  font-weight: 500;
}

.contact-bar a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  padding: 1.5rem;
  font-size: 0.88rem;
  color: #64748b;
}