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

:root {
  --primary-orange: #EB8C6A;
  --secondary-orange: #F2A57F;
  --light-orange: #FAD9C7;
  --dark-orange: #D16B47;
  --dark-brown: #403330;
  --cream: #FAF5F0;
  --light-gray: #F2F0EB;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--cream);
  color: var(--dark-brown);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  max-width: 800px;
  margin: 0 auto;
  padding: 60px 20px;
}

.hero {
  text-align: center;
  margin-bottom: 80px;
}

.icon {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.wave {
  position: absolute;
  border-radius: 50%;
  border: 2px solid var(--primary-orange);
  opacity: 0.3;
}

.wave-1 {
  width: 120px;
  height: 120px;
  opacity: 0.2;
}

.wave-2 {
  width: 80px;
  height: 80px;
  opacity: 0.4;
}

.wave-3 {
  width: 50px;
  height: 50px;
  opacity: 0.6;
}

.epicenter {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary-orange), var(--dark-orange));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 18px;
  z-index: 1;
}

h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--dark-brown);
}

.tagline {
  font-size: 20px;
  color: var(--dark-brown);
  opacity: 0.7;
  margin-bottom: 40px;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--primary-orange), var(--secondary-orange));
  color: white;
  text-decoration: none;
  padding: 16px 32px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 12px rgba(235, 140, 106, 0.3);
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(235, 140, 106, 0.4);
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
}

.feature {
  background: white;
  padding: 30px;
  border-radius: 16px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(64, 51, 48, 0.08);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--light-orange);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  color: var(--dark-orange);
}

.feature h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature p {
  font-size: 14px;
  opacity: 0.7;
  line-height: 1.5;
}

footer {
  background: var(--light-gray);
  padding: 30px 20px;
  margin-top: auto;
}

.footer-content {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
}

footer p {
  opacity: 0.6;
}

footer nav a {
  color: var(--dark-brown);
  text-decoration: none;
  opacity: 0.6;
  transition: opacity 0.2s;
}

footer nav a:hover {
  opacity: 1;
}

@media (max-width: 600px) {
  h1 {
    font-size: 36px;
  }

  .tagline {
    font-size: 16px;
  }

  .features {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}