@tailwind base;
@tailwind components;
@tailwind utilities;

@layer base {
  html {
    scroll-behavior: smooth;
  }
  
  body {
    @apply bg-white text-secondary-900 antialiased;
  }
  
  h1, h2, h3, h4, h5, h6 {
    @apply font-bold tracking-tight;
  }
}

@layer components {
  .btn-primary {
    @apply inline-flex items-center justify-center px-6 py-3 bg-primary-600 text-white font-semibold rounded-lg
           hover:bg-primary-700 transition-all duration-200 shadow-bold hover:shadow-industrial
           active:translate-y-0.5;
  }
  
  .btn-secondary {
    @apply inline-flex items-center justify-center px-6 py-3 bg-secondary-800 text-white font-semibold rounded-lg
           hover:bg-secondary-900 transition-all duration-200;
  }
  
  .btn-outline {
    @apply inline-flex items-center justify-center px-6 py-3 border-2 border-primary-600 text-primary-600 font-semibold rounded-lg
           hover:bg-primary-600 hover:text-white transition-all duration-200;
  }
  
  .section-title {
    @apply text-3xl md:text-4xl lg:text-5xl font-bold text-secondary-900;
  }
  
  .section-subtitle {
    @apply text-lg md:text-xl text-secondary-600 mt-4;
  }
  
  .card {
    @apply bg-white rounded-xl shadow-card overflow-hidden transition-all duration-300 
           hover:shadow-industrial hover:-translate-y-1;
  }
  
  .card-industrial {
    @apply bg-secondary-800 text-white rounded-xl p-6 border-l-4 border-primary-500;
  }
  
  .gradient-overlay {
    @apply absolute inset-0 bg-gradient-to-r from-industrial-dark/90 to-industrial-dark/70;
  }
  
  .industrial-badge {
    @apply inline-flex items-center px-3 py-1 bg-primary-600 text-white text-sm font-semibold rounded;
  }
}

@layer utilities {
  .text-balance {
    text-wrap: balance;
  }
  
  .text-gradient {
    @apply bg-clip-text text-transparent bg-gradient-to-r from-primary-500 to-primary-700;
  }
}

/*
 * Typography Best Practices:
 * - Use .text-base (16px) as minimum for readable text
 * - Avoid .text-xs (12px) and .text-sm (14px) for body content
 * - For less emphasis, use color (text-secondary-600) not smaller size
 */