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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background: #f8f9fa;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

.header {
  background: #fff;
  border-bottom: 1px solid #e8eaed;
  padding: 16px 0;
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 36px;
  height: 36px;
}

.logo-text {
  font-size: 18px;
  font-weight: 600;
  color: #1a73e8;
}

.badge {
  display: inline-block;
  padding: 6px 14px;
  background: #e8f5e9;
  color: #2e7d32;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
}

.hero {
  text-align: center;
  padding: 80px 0 60px;
  background: linear-gradient(180deg, #fff 0%, #f8f9fa 100%);
}

.hero-icon {
  width: 120px;
  height: 120px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 42px;
  margin-bottom: 16px;
  color: #202124;
}

.subtitle {
  font-size: 18px;
  color: #5f6368;
  margin-bottom: 32px;
}

.download-btn {
  display: inline-block;
  padding: 14px 36px;
  background: #1a73e8;
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 600;
  transition: background 0.2s;
}

.download-btn:hover {
  background: #1557b0;
}

.version {
  margin-top: 16px;
  font-size: 14px;
  color: #80868b;
}

.features {
  padding: 60px 0;
  background: #fff;
}

.features h2,
.install h2 {
  text-align: center;
  font-size: 28px;
  margin-bottom: 40px;
  color: #202124;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.feature-card {
  padding: 24px;
  background: #f8f9fa;
  border-radius: 12px;
  text-align: center;
}

.feature-card h3 {
  font-size: 18px;
  margin-bottom: 10px;
  color: #1a73e8;
}

.feature-card p {
  font-size: 15px;
  color: #5f6368;
}

.install {
  padding: 60px 0;
  background: #f8f9fa;
}

.install ol {
  max-width: 680px;
  margin: 0 auto;
  padding-left: 24px;
}

.install li {
  margin-bottom: 14px;
  font-size: 16px;
  color: #3c4043;
}

.install code {
  display: inline-block;
  padding: 2px 8px;
  background: #e8eaed;
  border-radius: 4px;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 14px;
}

.footer {
  padding: 24px 0;
  text-align: center;
  background: #fff;
  border-top: 1px solid #e8eaed;
  color: #80868b;
  font-size: 14px;
}

@media (max-width: 600px) {
  .hero h1 {
    font-size: 32px;
  }

  .hero {
    padding: 60px 0 40px;
  }
}