/* Equal Gaming - Design System & Theme */

/* Color Palette */
:root {
  /* Primary Colors */
  --color-primary-blue: #2563EB;
  --color-primary-green: #10B981;
  --color-accent-cyan: #06B6D4;
  
  /* Background Colors */
  --color-bg-light: #F8FAFB;
  --color-bg-white: #FFFFFF;
  --color-bg-light-blue: #E0F2FE;
  --color-bg-light-green: #F0FDF4;
  
  /* Text Colors */
  --color-text-dark: #1F2937;
  --color-text-light: #F8FAFB;
  --color-text-gray: #6B7280;
  --color-text-gray-light: #9CA3AF;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', 'Geist', 'Plus Jakarta Sans', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 4rem;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
  line-height: var(--line-height-relaxed);
  font-size: var(--font-size-base);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: var(--line-height-tight);
  color: var(--color-text-dark);
}

h1 {
  font-size: var(--font-size-5xl);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--font-size-4xl);
  font-weight: 600;
}

h3 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
}

/* Utility Classes */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-3xl) 0;
}

.section-sm {
  padding: var(--spacing-xl) 0;
}

.text-center {
  text-align: center;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  font-size: var(--font-size-lg);
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
}

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

.btn-primary:hover {
  background-color: #1d4ed8;
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary-blue);
  border: 2px solid var(--color-primary-blue);
}

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

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

.btn-green:hover {
  background-color: #059669;
}

/* Cards */
.card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
}

.card-light {
  background-color: var(--color-bg-light-blue);
}

/* Grid */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-text-dark);
  color: white;
  padding: 8px;
  text-decoration: none;
  z-index: 100;
}

.skip-link:focus {
  top: 0;
}

/* Focus styles for accessibility */
*:focus-visible {
  outline: 3px solid var(--color-primary-blue);
  outline-offset: 2px;
  border-radius: 2px;
}

/* Ensure sufficient color contrast */
a {
  color: var(--color-primary-blue);
}

a:hover&.no-underline {
  color: #1d4ed8;
  text-decoration: underline;
}

/* Button focus states */
.btn:focus-visible {
  outline: 3px solid var(--color-primary-blue);
  outline-offset: 2px;
}

/* Form input focus states */
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--color-primary-blue);
  outline-offset: 2px;
}

/* Responsive */
@media (max-width: 768px) {
  h1 {
    font-size: var(--font-size-4xl);
  }
  
  h2 {
    font-size: var(--font-size-3xl);
  }
  
  .section {
    padding: var(--spacing-xl) 0;
  }
}

.no-underline {
  text-decoration: none;
}