* {
  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: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
  min-height: 100vh;
}

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

/* Header */
.site-header {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  color: white;
  padding: 60px 0;
  text-align: center;
}

.site-header h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.site-header .tagline {
  font-size: 1.2rem;
  opacity: 0.9;
}

/* Tools Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  padding: 50px 0;
}

.tool-card {
  background: white;
  border-radius: 16px;
  padding: 32px;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.tool-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.tool-card .icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.tool-card h3 {
  font-size: 1.3rem;
  color: #2c3e50;
  margin-bottom: 8px;
}

.tool-card p {
  color: #666;
  flex-grow: 1;
  margin-bottom: 12px;
}

.tool-card .search-volume {
  font-size: 0.85rem;
  color: #4facfe;
  font-weight: 500;
}

/* Footer */
.site-footer {
  background: #2c3e50;
  color: #ecf0f1;
  padding: 30px 0;
  text-align: center;
  margin-top: auto;
}

.site-footer a {
  color: #4facfe;
  text-decoration: none;
}

.site-footer .disclaimer {
  margin-top: 10px;
  font-size: 0.85rem;
  opacity: 0.7;
}

/* Responsive */
@media (max-width: 600px) {
  .site-header h1 {
    font-size: 1.8rem;
  }
  
  .tools-grid {
    grid-template-columns: 1fr;
    padding: 30px 0;
  }
  
  .tool-card {
    padding: 24px;
  }
}