/* CSS Variables */
:root {
  --primary-color: #1e40af;
  --primary-hover: #1d4ed8;
  --secondary-color: #059669;
  --accent-color: #dc2626;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  --white: #ffffff;
  --black: #000000;
  
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  
  --border-radius: 8px;
  --border-radius-lg: 12px;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  
  --transition: 250ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--gray-800);
  background-color: var(--white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  color: var(--gray-900);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p { margin-bottom: var(--spacing-md); }

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--primary-hover);
}

a:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

main {
  flex: 1;
}

/* Age Banner (Top) */
.age-banner {
  background-color: var(--accent-color);
  color: var(--white);
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  pointer-events: auto;
}

.age-banner.hidden {
  display: none;
}

.age-banner .banner-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.age-text {
  font-size: 14px;
  font-weight: 500;
}

.age-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.btn-age {
  padding: var(--spacing-xs) var(--spacing-md);
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border-radius: var(--border-radius);
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition);
  pointer-events: auto;
  z-index: 1001;
  position: relative;
}

.btn-age:hover {
  background: rgba(255, 255, 255, 0.2);
}

.btn-age.accept {
  background: rgba(255, 255, 255, 0.9);
  color: var(--accent-color);
}

.btn-age.accept:hover {
  background: var(--white);
}

/* Header */
.header {
  background-color: var(--white);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: var(--spacing-md) 0;
}

.nav-brand {
  flex: 1;
}

.nav-brand h1 {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin: 0;
}

.nav-brand a {
  color: inherit;
  text-decoration: none;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
  margin-left: auto;
}

.nav-link {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  transition: all var(--transition);
  font-weight: 500;
}

.nav-link:hover {
  background-color: var(--gray-100);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 3px;
  background-color: var(--gray-700);
  transition: all var(--transition);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--white);
  padding: var(--spacing-2xl) 0;
  text-align: center;
}

.hero h2 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-subtitle {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.9;
}

.hero-description {
  font-size: 1rem;
  margin-bottom: var(--spacing-xl);
  opacity: 0.8;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.compliance-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-sm);
  max-width: 800px;
  margin: 0 auto;
}

.badge {
  background-color: rgba(255, 255, 255, 0.2);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  font-size: 14px;
  font-weight: 500;
  backdrop-filter: blur(10px);
}

/* Buttons */
.btn {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
  position: relative;
}

.btn:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

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

.btn-primary:hover {
  background-color: var(--gray-100);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

.btn-game {
  background-color: var(--primary-color);
  color: var(--white);
  width: 100%;
}

.btn-game:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
}

.cta-disclaimer {
  font-size: 12px;
  opacity: 0.8;
  margin-top: var(--spacing-xs);
  font-weight: 400;
}

/* Disabled State */
.interactions-disabled {
  pointer-events: none;
}

.interactions-disabled .cta-button,
.interactions-disabled .nav-link {
  opacity: 0.6;
  cursor: not-allowed;
}

.interactions-disabled .cta-button[aria-disabled="true"],
.interactions-disabled .nav-link[aria-disabled="true"] {
  opacity: 0.6;
}

/* Games Section */
.games-section {
  padding: var(--spacing-2xl) 0;
  background-color: var(--gray-50);
}

.games-section h3 {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  color: var(--gray-900);
}

.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.game-card {
  background-color: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.game-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.game-card h4 {
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
}

.game-card p {
  color: var(--gray-600);
  margin-bottom: var(--spacing-lg);
}

/* Responsible Gaming Section */
.responsible-section {
  padding: var(--spacing-2xl) 0;
  background-color: var(--white);
}

.responsible-section h3 {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  color: var(--gray-900);
}

.responsible-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.responsible-item {
  padding: var(--spacing-lg);
  background-color: var(--gray-50);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--primary-color);
}

.responsible-item h4 {
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.responsible-item p {
  color: var(--gray-600);
  margin-bottom: 0;
}

/* Content Sections */
.content-section {
  padding: var(--spacing-2xl) 0;
  background-color: var(--white);
}

.content-section h2 {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  color: var(--gray-900);
}

.content-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.content-wrapper h3 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
}

.content-wrapper h3:first-child {
  margin-top: 0;
}

.responsibility-list,
.contact-list {
  list-style: none;
  margin-bottom: var(--spacing-lg);
}

.responsibility-list li,
.contact-list li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--gray-200);
}

.responsibility-list li:last-child,
.contact-list li:last-child {
  border-bottom: none;
}

.last-updated {
  text-align: center;
  color: var(--gray-500);
  font-style: italic;
  margin-bottom: var(--spacing-xl);
}

/* Disclaimer Section */
.disclaimer {
  background-color: var(--gray-100);
  padding: var(--spacing-lg) 0;
  border-top: 1px solid var(--gray-200);
}

.disclaimer h3 {
  text-align: center;
  margin-bottom: var(--spacing-md);
  color: var(--gray-900);
}

.disclaimer-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-md);
  max-width: 1000px;
  margin: 0 auto;
}

.disclaimer-list li {
  background-color: var(--white);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  font-size: 14px;
  text-align: center;
  border: 1px solid var(--gray-200);
}

/* Footer */
.footer {
  background-color: var(--gray-900);
  color: var(--gray-300);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  margin-top: auto;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
}

.footer-section p {
  margin-bottom: var(--spacing-sm);
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: var(--spacing-xs);
}

.footer-section a {
  color: var(--gray-300);
}

.footer-section a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid var(--gray-700);
  padding-top: var(--spacing-lg);
  text-align: center;
  color: var(--gray-400);
}

.btn-link {
  background: none;
  border: none;
  color: var(--gray-300);
  cursor: pointer;
  text-decoration: underline;
  font-size: inherit;
}

.btn-link:hover {
  color: var(--white);
}

/* Cookie Banner (Bottom) */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--white);
  border-top: 1px solid var(--gray-200);
  box-shadow: 0 -4px 6px -1px rgb(0 0 0 / 0.1);
  padding: var(--spacing-md);
  z-index: 1000;
  pointer-events: auto;
}

.cookie-banner.hidden {
  display: none;
}

.cookie-banner .banner-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  gap: var(--spacing-lg);
}

.cookie-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  flex: 1;
}

.cookie-text {
  font-size: 14px;
  color: var(--gray-700);
}

.cookie-toggles {
  display: flex;
  gap: var(--spacing-md);
}

.cookie-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  cursor: pointer;
  font-size: 14px;
}

.cookie-toggle input[type="checkbox"] {
  display: none;
}

.toggle-slider {
  width: 40px;
  height: 20px;
  background-color: var(--gray-300);
  border-radius: 10px;
  position: relative;
  transition: background-color var(--transition);
}

.toggle-slider::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background-color: var(--white);
  border-radius: 50%;
  transition: transform var(--transition);
}

.cookie-toggle input[type="checkbox"]:checked + .toggle-slider {
  background-color: var(--primary-color);
}

.cookie-toggle input[type="checkbox"]:checked + .toggle-slider::after {
  transform: translateX(20px);
}

.cookie-toggle input[type="checkbox"]:disabled + .toggle-slider {
  background-color: var(--gray-400);
  cursor: not-allowed;
}

.toggle-label {
  color: var(--gray-700);
  font-weight: 500;
}

.cookie-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.btn-cookie {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--gray-300);
  background-color: var(--white);
  color: var(--gray-700);
  border-radius: var(--border-radius);
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition);
  pointer-events: auto;
  z-index: 1001;
  position: relative;
}

.btn-cookie:hover {
  background-color: var(--gray-100);
}

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

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

/* Toast Container */
.toast-container {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 2000;
  pointer-events: none;
}

.toast {
  background-color: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation: slideIn 0.3s ease;
  max-width: 300px;
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.toast.success {
  border-left: 4px solid var(--success-color);
}

.toast.error {
  border-left: 4px solid var(--error-color);
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .nav {
    position: relative;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--white);
    border-top: 1px solid var(--gray-200);
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: var(--shadow);
    margin-left: 0;
  }
  
  .nav-links.show {
    display: flex;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  .hero {
    padding: var(--spacing-xl) 0;
  }
  
  .hero h2 {
    font-size: 1.5rem;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .compliance-badges {
    flex-direction: column;
    align-items: center;
  }
  
  .games-grid {
    grid-template-columns: 1fr;
  }
  
  .responsible-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .disclaimer-list {
    flex-direction: column;
    align-items: center;
  }
  
  /* Mobile Cookie Banner */
  .cookie-banner .banner-content {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .cookie-info {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }
  
  .cookie-toggles {
    justify-content: center;
  }
  
  .cookie-actions {
    width: 100%;
    justify-content: center;
  }
  
  /* Mobile Age Banner */
  .age-banner .banner-content {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero h2 {
    font-size: 1.25rem;
  }
  
  .nav-brand h1 {
    font-size: 1.25rem;
  }
  
  .cookie-toggles {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
}

/* 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: 0;
}

/* High Contrast Support */
@media (prefers-contrast: high) {
  :root {
    --gray-100: #e0e0e0;
    --gray-200: #cccccc;
    --gray-300: #b3b3b3;
    --gray-400: #999999;
    --gray-500: #666666;
    --gray-600: #4d4d4d;
    --gray-700: #333333;
    --gray-800: #1a1a1a;
    --gray-900: #000000;
  }
}

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

/* Print Styles */
@media print {
  .age-banner,
  .cookie-banner {
    display: none;
  }
  
  .header,
  .footer {
    background: var(--white) !important;
    color: var(--black) !important;
  }
  
  .hero {
    background: var(--white) !important;
    color: var(--black) !important;
  }
}