:root {
  --color-primary: #000000;
  --color-secondary: #dc2626;
  --color-accent: #2563eb;
}

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

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  color: #374151;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #374151;
}

/* Focus styles for accessibility */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Custom button styles */
.btn-primary {
  background-color: var(--color-primary);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 500;
  transition: opacity 0.2s;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  padding: 0.75rem 1.5rem;
  border: 2px solid var(--color-primary);
  border-radius: 0.5rem;
  font-weight: 500;
  transition: all 0.2s;
  cursor: pointer;
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: white;
}

/* Form styles */
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #d1d5db;
  border-radius: 0.5rem;
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: #374151;
}

/* Card styles */
.card {
  background: white;
  border: 1px solid #e5e7eb;
  border-radius: 0.5rem;
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.2s;
}

.card:hover {
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Animation utilities */
.fade-in {
  animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-right {
  animation: slideInRight 0.6s ease-out;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Loading spinner */
.spinner {
  border: 3px solid #f3f3f3;
  border-top: 3px solid var(--color-primary);
  border-radius: 50%;
  width: 24px;
  height: 24px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Cookie consent banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: white;
  border-top: 1px solid #e5e7eb;
  padding: 1rem;
  box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.cookie-banner.show {
  transform: translateY(0);
}

/* Responsive utilities */
@media (max-width: 768px) {
  .mobile-hidden {
    display: none;
  }
  
  .mobile-full {
    width: 100%;
  }
  
  .mobile-stack {
    flex-direction: column;
  }
  
  .mobile-text-center {
    text-align: center;
  }
}

/* Print styles */
@media print {
  .no-print {
    display: none !important;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.4;
  }
  
  h1, h2, h3 {
    page-break-after: avoid;
  }
  
  img {
    max-width: 100% !important;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .card {
    border: 2px solid #000;
  }
  
  .btn-primary {
    border: 2px solid #fff;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

/* Dark mode support (if needed in future) */
@media (prefers-color-scheme: dark) {
  /* Dark mode styles would go here */
}