:root {
  /* BrightPlayValley Color Palette */
  --color-primary: #4A6FA5;      /* Soft blue for primary actions */
  --color-primary-light: #6B8DBF;  /* Lighter blue for hover states */
  --color-secondary: #FFA630;    /* Warm orange for accents */
  --color-accent: #7DCFB6;       /* Mint green for highlights */
  --color-background: #F5F7FA;   /* Light background */
  --color-surface: #FFFFFF;      /* White surfaces */
  --color-text: #2D3748;         /* Dark gray for text */
  --color-text-light: #718096;   /* Lighter text */
  --color-gradient-start: #4A6FA5;  /* Gradient start */
  --color-gradient-end: #7DCFB6;   /* Gradient end */
  --color-button-hover: #3A5A8F;  /* Darker blue for button hover */
  --color-button-text: #FFFFFF;   /* White text for buttons */
  --color-border: #E2E8F0;       /* Light border color */
  --color-success: #48BB78;      /* Success green */
  --color-warning: #ED8936;      /* Warning orange */
  --color-error: #F56565;        /* Error red */
  
  /* Typography */
  --font-primary: 'Gotham Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-size-base: 16px;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
}

/* Base styles */
body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-background);
  margin: 0 auto;
  padding: 0;
  max-width: 1440px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-text);
  margin-top: 0;
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

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

a:hover {
  color: var(--color-primary-light);
  text-decoration: underline;
}

/* Buttons */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 2px solid transparent;
  background-color: var(--color-primary);
  color: var(--color-button-text);
  text-decoration: none;
}

.button:hover {
  background-color: var(--color-button-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.button:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.button.button-outline {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.button.button-outline:hover {
  background-color: rgba(74, 111, 165, 0.1);
}

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Header */
.header {
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--color-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo img {
  height: 2.5rem;
  width: auto;
}

/* Navigation */
.navbar {
  display: flex;
  gap: var(--spacing-md);
}

.navbar__list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--spacing-md);
}

.navbar__link {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.navbar__link:hover {
  color: var(--color-primary);
  background-color: var(--color-background);
  text-decoration: none;
}

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

.hero__title {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  color: white;
}

.hero__subtitle {
  font-size: 1.25rem;
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
  opacity: 0.9;
}

/* Footer */
.footer {
  background-color: var(--color-text);
  color: white;
  padding: var(--spacing-2xl) 0 var(--spacing-md);
  margin-top: auto;
}

.footer a {
  color: white;
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.footer a:hover {
  opacity: 1;
  text-decoration: none;
}

.footer__content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-md);
  text-align: center;
  font-size: 0.875rem;
  opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 768px) {
  .header .container {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .navbar__list {
    flex-direction: column;
    text-align: center;
    width: 100%;
  }
  
  .hero__title {
    font-size: 2rem;
  }
  
  .hero__subtitle {
    font-size: 1rem;
  }
}

/* Game Specific Styles */
.game-container {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  margin: var(--spacing-xl) 0;
}

.game-frame {
  width: 100%;
  aspect-ratio: 16/9;
  border: none;
}

/* Utility Classes */
.text-center { text-align: center; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }
.pt-1 { padding-top: var(--spacing-sm); }
.pt-2 { padding-top: var(--spacing-md); }
.pt-3 { padding-top: var(--spacing-lg); }
.pt-4 { padding-top: var(--spacing-xl); }
.pb-1 { padding-bottom: var(--spacing-sm); }
.pb-2 { padding-bottom: var(--spacing-md); }
.pb-3 { padding-bottom: var(--spacing-lg); }
.pb-4 { padding-bottom: var(--spacing-xl); }

/* Modal wrapper - hidden by default */
.modal-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  background-color: rgba(0, 0, 0, 0.8);
  padding: var(--spacing-xl);
  overflow-y: auto;
  display: grid;
  place-items: center;
  transition: opacity 0.2s ease-out, visibility 0.2s ease-out;
}

.modal-wrapper.active {
  opacity: 1;
  visibility: visible;
}

.modal-wrapper .modal {
  z-index: 1002;
  opacity: 0;
  visibility: hidden;
  max-width: 580px;
  min-width: 300px;
  width: 100%;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  grid-row: 1;
  grid-column: 1;
  transition: opacity 0.2s ease-out, visibility 0.2s ease-out;
}

.modal-wrapper .modal.active {
  opacity: 1;
  visibility: visible;
}

.modal .title {
  margin-bottom: var(--spacing-lg);
  color: var(--color-text);
}

.modal .input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
  box-sizing: border-box;
}

.modal .password-wrapper {
  position: relative;
  margin-bottom: var(--spacing-md);
}

.modal .password-wrapper .input {
  margin-bottom: 0;
  padding-right: 3rem;
}

.modal .password-wrapper .button_password {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  padding: 0.5rem;
  cursor: pointer;
}

.modal .footer-wrapper {
  margin-top: var(--spacing-lg);
  text-align: center;
}

.modal .footer-wrapper a {
  margin-left: var(--spacing-xs);
}

/* Cookie banner - hidden by default */
.cookie__wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  background-color: rgba(0, 0, 0, 0.8);
  padding: var(--spacing-xl);
  overflow-y: auto;
  display: grid;
  place-items: center;
  transition: opacity 0.2s ease-out, visibility 0.2s ease-out;
}

.cookie__wrapper.active {
  opacity: 1;
  visibility: visible;
}

.cookie__wrapper .cookie-banner {
  z-index: 1002;
  opacity: 0;
  visibility: hidden;
  max-width: 580px;
  min-width: 300px;
  width: 100%;
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: opacity 0.2s ease-out, visibility 0.2s ease-out;
}

.cookie__wrapper .cookie-banner.active {
  opacity: 1;
  visibility: visible;
}

.cookie-banner__icon {
  width: 80px;
  margin-bottom: var(--spacing-sm);
}

.cookie-banner__title {
  margin-bottom: var(--spacing-sm);
}

.cookie-banner__text {
  margin-bottom: var(--spacing-md);
}

/* Prefooter spacer */
.prefooter {
  height: var(--spacing-xl);
}

/* Disclaimer section */
h2.disclaimer.section {
  background: var(--color-warning);
  color: white;
  padding: var(--spacing-lg);
  text-align: center;
  font-size: 1rem;
  font-weight: 500;
  margin: 0;
}

h2.disclaimer.section small {
  opacity: 0.9;
}

/* Footer top section */
.footer .top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  padding: 0 var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer .buttons {
  display: flex;
  gap: var(--spacing-sm);
}

.footer .button_transparent {
  background: transparent;
  border: 1px solid white;
}

.footer .bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  font-size: 0.875rem;
  opacity: 0.8;
}

@media (max-width: 768px) {
  .footer .top,
  .footer .bottom {
    flex-direction: column;
    text-align: center;
  }
}