* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
}

body {
  background-color: #f5f7fa;
  color: #333;
}

header {
  background-color: #1a73e8;
  color: white;
  padding: 1rem 2rem;
  text-align: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.container {
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.tool-card {
  background-color: white;
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  transition: transform 0.2s ease;
  cursor: pointer;
  text-align: center;
}

.tool-card:hover {
  transform: translateY(-5px);
}

.tool-icon {
  font-size: 2.5rem;
  color: #1a73e8;
  margin-bottom: 1rem;
}

.tool-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.25rem;
  color: #1a73e8;
}

.tool-card p {
  font-size: 0.95rem;
  color: #555;
}

.ads-section {
    max-width: 728px;
    margin: 2rem auto;
    padding: 1rem;
    text-align: center;
    border-radius: 10px;
    min-height: 90px;
}

footer {
  text-align: center;
  padding: 1.5rem;
  background-color: #f1f5f9;
  color: #666;
  margin-top: 2rem;
}

.why-hexye {
  max-width: 1000px;
  margin: 3rem auto;
  padding: 2rem;
  background-color: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  text-align: center;
}

.why-hexye h2 {
  font-size: 2rem;
  color: #1a73e8;
  margin-bottom: 2rem;
}

.reasons-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

.reason {
  flex: 1 1 250px;
  max-width: 300px;
  text-align: center;
}

.reason i {
  font-size: 2.5rem;
  color: #1a73e8;
  margin-bottom: 1rem;
}

.reason h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: #333;
}

.reason p {
  font-size: 0.95rem;
  color: #555;
}