* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

body {
    background: #f5f5f7;
    color: #1d1d1f;
    line-height: 1.5;
}

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

.hero {
    text-align: center;
    padding: 0;
    background: none;
}

.app-icon {
    width:  90px;
    height: 90px;
    border-radius: 24px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
}

.app-icon-top {
    position: absolute;
    top: 24px;
    left: 24px;
    z-index: 10;
}

.hero-image {
    display: block;
    max-width: 100%;
    height: auto;
    max-height: 500px;
    margin: 0 auto 16px auto;
}

h1 {
    font-size: 3rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.tagline {
    font-size: 1.5rem;
    color: #6e6e73;
    margin-bottom: 2rem;
}

.cta {
    display: inline-block;
    background: #007AFF;
    color: white;
    text-decoration: none;
    padding: 12px 30px;
    border-radius: 20px;
    font-weight: 600;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    padding: 40px 20px;
}

.feature {
    background: white;
    padding: 32px;
    border-radius: 20px;
    text-align: center;
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature h3 {
    margin-bottom: 12px;
}

footer {
    text-align: center;
    padding: 40px 20px;
    color: #6e6e73;
}

.hero-benefits {
    padding-top: 24px;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.icon-dark { display: none; }
.icon-light { display: block; }

@media (prefers-color-scheme: dark) {
  body {
    background: #18181a;
    color: #f5f5f7;
  }
  .container {
    background: none;
  }
  .feature {
    background: #232326;
    color: #f5f5f7;
  }
  .cta {
    background: #3399ff;
    color: #fff;
  }
  .tagline {
    color: #b0b0b5;
  }
  footer {
    color: #b0b0b5;
  }
  .icon-light { display: none; }
  .icon-dark { display: block; }
}