:root {
  --primary-color: #007AFF;
  --secondary-color: #5AC8FA;
  --background-color: #FFFFFF;
  --text-color: #000000;
  --light-gray: #F2F2F7;
  --dark-gray: #8E8E93;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

body, html {
  font-family: 'San Francisco', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--background-color);
  color: var(--text-color);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

header {
  background: var(--background-color);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  box-shadow: var(--shadow);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.nav-logo img {
  height: 40px;
  width: auto;
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: var(--primary-color);
}

.cta-button {
  background-color: var(--primary-color);
  color: white;
  padding: 10px 20px;
  border-radius: 20px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease;
}

.cta-button:hover {
  background-color: var(--secondary-color);
}

.hero-section {
  background-color: var(--light-gray);
  padding: 120px 0 80px;
  text-align: center;
}

.hero-content h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 24px;
  color: var(--dark-gray);
  max-width: 600px;
  margin: 0 auto 40px;
}

section {
  padding: 80px 0;
}

h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 40px;
  text-align: center;
}

.feature-grid, .benefit-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-top: 40px;
}

.feature, .benefit {
  text-align: center;
}

.feature img, .benefit img {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
}

.feature h3, .benefit h3 {
  font-size: 24px;
  margin-bottom: 10px;
}

.feature p, .benefit p {
  color: var(--dark-gray);
}

.about-section {
  background-color: var(--light-gray);
}

.about-section p {
  max-width: 800px;
  margin: 0 auto 40px;
  text-align: center;
}

.secondary-button {
  display: inline-block;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  padding: 10px 20px;
  border-radius: 20px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}

.secondary-button:hover {
  background-color: var(--primary-color);
  color: white;
}

.team-section {
  background-color: white;
}

.team-container {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.team-member {
  text-align: center;
  max-width: 250px;
}

.team-member-headshot {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 20px;
}

.team-member h3 {
  font-size: 24px;
  margin-bottom: 5px;
}

.team-member p {
  color: var(--dark-gray);
}

.contact-section {
  background-color: var(--light-gray);
  text-align: center;
}

.contact-section p {
  max-width: 600px;
  margin: 0 auto 40px;
}

footer {
  background-color: var(--text-color);
  color: white;
  padding: 60px 0 20px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo img {
  height: 40px;
  width: auto;
}

.footer-mission, .footer-sponsors {
  max-width: 300px;
}

.footer-mission h3, .footer-sponsors h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.footer-sponsors ul {
  list-style: none;
}

.footer-sponsors li {
  margin-bottom: 5px;
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero-content h1 {
    font-size: 36px;
  }

  .hero-content p {
    font-size: 18px;
  }

  h2 {
    font-size: 28px;
  }

  .feature-grid, .benefit-container {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}