/* Nice88 CSS - Core Styles with pg44- prefix
 * CSS class naming rule: All classes must use prefix "pg44-"
 * Color scheme: #E9ECEF | #2F2F2F | #708090 | #0A0A0A | #2C3E50
 */

/* CSS Variables */
:root {
  --pg44-primary: #2C3E50;
  --pg44-secondary: #708090;
  --pg44-accent: #E9ECEF;
  --pg44-dark: #0A0A0A;
  --pg44-neutral: #2F2F2F;
  --pg44-light: #E9ECEF;
  --pg44-bg: #0A0A0A;
  --pg44-bg-secondary: #2F2F2F;
  --pg44-text: #E9ECEF;
  --pg44-text-secondary: #708090;
  --pg44-text-muted: #6B7280;
  --pg44-border: #2C3E50;
  --pg44-shadow: 0 4px 6px rgba(0, 0, 0, 0.4);
  --pg44-radius: 8px;
  --pg44-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --pg44-font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

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

html {
  font-size: 62.5%; /* 1rem = 10px for easy rem calculations */
  scroll-behavior: smooth;
}

body {
  font-family: var(--pg44-font-family);
  font-size: 1.6rem;
  line-height: 1.5;
  color: var(--pg44-text);
  background: linear-gradient(135deg, var(--pg44-bg) 0%, var(--pg44-neutral) 100%);
  min-height: 100vh;
}

/* Layout Components */
.pg44-wrapper {
  max-width: 430px;
  margin: 0 auto;
  min-height: 100vh;
  background: var(--pg44-bg);
  position: relative;
  overflow-x: hidden;
}

.pg44-container {
  padding: 0 1.6rem;
  max-width: 430px;
  margin: 0 auto;
}

.pg44-section {
  padding: 2.4rem 0;
}

/* Header Navigation */
.pg44-header {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--pg44-border);
  z-index: 1000;
  padding: 1.2rem 0;
}

.pg44-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 1.6rem;
}

.pg44-logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
  color: var(--pg44-primary);
  font-weight: 700;
  font-size: 1.8rem;
}

.pg44-logo img {
  width: 28px;
  height: 28px;
  border-radius: 4px;
}

.pg44-nav-actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.pg44-menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  transition: var(--pg44-transition);
}

.pg44-menu-bar {
  width: 24px;
  height: 2px;
  background: var(--pg44-text);
  border-radius: 1px;
  transition: var(--pg44-transition);
}

.pg44-menu-toggle-active .pg44-menu-bar:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.pg44-menu-toggle-active .pg44-menu-bar:nth-child(2) {
  opacity: 0;
}

.pg44-menu-toggle-active .pg44-menu-bar:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

.pg44-nav-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.98);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--pg44-border);
  padding: 2rem;
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: var(--pg44-transition);
  display: grid;
  gap: 1.6rem;
}

.pg44-nav-menu-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.pg44-nav-item {
  color: var(--pg44-text);
  text-decoration: none;
  padding: 1.2rem 1.6rem;
  border-radius: var(--pg44-radius);
  transition: var(--pg44-transition);
  font-weight: 500;
  border: 1px solid transparent;
}

.pg44-nav-item:hover,
.pg44-nav-item:focus {
  background: linear-gradient(135deg, var(--pg44-primary), var(--pg44-secondary));
  color: var(--pg44-light);
  border-color: var(--pg44-primary);
  transform: translateY(-2px);
}

/* Button Components */
.pg44-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem 2.4rem;
  border-radius: var(--pg44-radius);
  font-weight: 600;
  font-size: 1.4rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--pg44-transition);
  min-height: 44px; /* Touch-friendly size */
  gap: 0.8rem;
}

.pg44-btn-primary {
  background: linear-gradient(135deg, var(--pg44-primary), var(--pg44-secondary));
  color: var(--pg44-light);
  box-shadow: var(--pg44-shadow);
}

.pg44-btn-primary:hover,
.pg44-btn-primary:focus {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(44, 62, 80, 0.4);
}

.pg44-btn-secondary {
  background: transparent;
  color: var(--pg44-primary);
  border-color: var(--pg44-primary);
}

.pg44-btn-secondary:hover,
.pg44-btn-secondary:focus {
  background: var(--pg44-primary);
  color: var(--pg44-light);
  transform: translateY(-2px);
}

.pg44-btn-accent {
  background: linear-gradient(135deg, var(--pg44-secondary), var(--pg44-accent));
  color: var(--pg44-dark);
}

.pg44-btn-sm {
  padding: 0.8rem 1.6rem;
  font-size: 1.2rem;
}

.pg44-btn-lg {
  padding: 1.6rem 3.2rem;
  font-size: 1.6rem;
}

/* Card Components */
.pg44-card {
  background: linear-gradient(135deg, var(--pg44-bg-secondary), var(--pg44-neutral));
  border-radius: var(--pg44-radius);
  padding: 2.4rem;
  margin-bottom: 2.4rem;
  border: 1px solid var(--pg44-border);
  box-shadow: var(--pg44-shadow);
  transition: var(--pg44-transition);
}

.pg44-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
}

.pg44-card-title {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 1.6rem;
  color: var(--pg44-primary);
}

.pg44-card-subtitle {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 1.2rem;
  color: var(--pg44-secondary);
}

/* Grid System */
.pg44-grid {
  display: grid;
  gap: 2.4rem;
}

.pg44-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.pg44-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.pg44-grid-4 {
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 380px) {
  .pg44-grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Game Grid Components */
.pg44-games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(75px, 1fr));
  gap: 1.2rem;
  padding: 1.6rem 0;
}

.pg44-game-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.2rem;
  background: linear-gradient(135deg, var(--pg44-bg-secondary), var(--pg44-neutral));
  border-radius: var(--pg44-radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--pg44-transition);
  text-decoration: none;
  color: var(--pg44-text);
}

.pg44-game-card:hover,
.pg44-game-card:focus {
  transform: translateY(-6px) scale(1.02);
  border-color: var(--pg44-primary);
  box-shadow: 0 12px 32px rgba(44, 62, 80, 0.3);
}

.pg44-game-selected {
  border-color: var(--pg44-secondary);
  background: linear-gradient(135deg, var(--pg44-secondary), var(--pg44-primary));
}

.pg44-game-icon {
  width: 56px;
  height: 56px;
  border-radius: 6px;
  margin-bottom: 0.8rem;
  object-fit: cover;
}

.pg44-game-name {
  font-size: 1.0rem;
  font-weight: 500;
  text-align: center;
  line-height: 1.3;
  color: inherit;
}

/* Carousel Components */
.pg44-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--pg44-radius);
  margin-bottom: 2.4rem;
}

.pg44-slides-container {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.pg44-slide {
  flex: 0 0 100%;
  position: relative;
}

.pg44-slide img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  cursor: pointer;
}

.pg44-carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.6);
  color: var(--pg44-light);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--pg44-transition);
}

.pg44-carousel-prev {
  left: 1rem;
}

.pg44-carousel-next {
  right: 1rem;
}

.pg44-carousel-nav:hover {
  background: rgba(0, 0, 0, 0.8);
}

/* Typography */
.pg44-title {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.6rem;
  background: linear-gradient(135deg, var(--pg44-primary), var(--pg44-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pg44-subtitle {
  font-size: 2.0rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
  color: var(--pg44-primary);
}

.pg44-text-center {
  text-align: center;
}

.pg44-text-muted {
  color: var(--pg44-text-muted);
}

.pg44-text-primary {
  color: var(--pg44-primary);
}

.pg44-text-secondary {
  color: var(--pg44-secondary);
}

/* Footer */
.pg44-footer {
  background: var(--pg44-dark);
  border-top: 1px solid var(--pg44-border);
  padding: 3.2rem 0 8rem; /* Extra bottom padding for fixed bottom nav */
  margin-top: 4.8rem;
}

.pg44-footer-content {
  display: grid;
  gap: 2.4rem;
}

.pg44-footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.pg44-footer-link {
  color: var(--pg44-text-secondary);
  text-decoration: none;
  padding: 0.8rem;
  border-radius: 6px;
  transition: var(--pg44-transition);
  font-size: 1.4rem;
}

.pg44-footer-link:hover {
  color: var(--pg44-primary);
  background: rgba(44, 62, 80, 0.1);
}

.pg44-partners {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  justify-content: center;
  align-items: center;
  padding: 2.4rem 0;
}

.pg44-partner-logo {
  width: 36px;
  height: 36px;
  opacity: 0.7;
  transition: var(--pg44-transition);
  border-radius: 4px;
}

.pg44-partner-logo:hover {
  opacity: 1;
  transform: scale(1.1);
}

.pg44-copyright {
  text-align: center;
  color: var(--pg44-text-muted);
  font-size: 1.2rem;
  line-height: 1.6;
  border-top: 1px solid var(--pg44-border);
  padding-top: 2.4rem;
}

/* Bottom Navigation */
.pg44-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  height: 60px;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--pg44-border);
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 1000;
}

.pg44-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--pg44-text-secondary);
  font-size: 1.0rem;
  font-weight: 500;
  padding: 0.8rem;
  border-radius: 6px;
  transition: var(--pg44-transition);
  min-width: 56px;
  min-height: 44px;
}

.pg44-bottom-nav-icon {
  font-size: 1.8rem;
  margin-bottom: 0.2rem;
  transition: var(--pg44-transition);
}

.pg44-bottom-nav-item:hover,
.pg44-bottom-nav-item:focus,
.pg44-nav-active {
  color: var(--pg44-primary);
  background: rgba(44, 62, 80, 0.1);
  transform: translateY(-2px);
}

.pg44-bottom-nav-item:hover .pg44-bottom-nav-icon,
.pg44-nav-active .pg44-bottom-nav-icon {
  transform: scale(1.2);
  color: var(--pg44-secondary);
}

/* Loading States */
.pg44-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--pg44-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.pg44-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--pg44-border);
  border-top: 3px solid var(--pg44-primary);
  border-radius: 50%;
  animation: pg44-spin 1s linear infinite;
}

@keyframes pg44-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Notification System */
.pg44-notification {
  position: fixed;
  top: 20px;
  right: 20px;
  background: var(--pg44-primary);
  color: var(--pg44-light);
  padding: 1.2rem 2.4rem;
  border-radius: var(--pg44-radius);
  font-weight: 500;
  transform: translateX(100%);
  transition: var(--pg44-transition);
  z-index: 1001;
  max-width: 280px;
}

.pg44-notification-show {
  transform: translateX(0);
}

.pg44-notification-error {
  background: var(--pg44-dark);
}

.pg44-notification-success {
  background: var(--pg44-primary);
}

/* Lazy Loading */
.pg44-lazy {
  opacity: 0;
  transition: opacity 0.3s;
}

/* Responsive Adjustments */
@media (max-width: 360px) {
  .pg44-container {
    padding: 0 1.2rem;
  }
  
  .pg44-games-grid {
    grid-template-columns: repeat(auto-fill, minmax(65px, 1fr));
    gap: 1rem;
  }
  
  .pg44-game-icon {
    width: 48px;
    height: 48px;
  }
  
  .pg44-game-name {
    font-size: 0.9rem;
  }
}

/* High DPI Display Support */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .pg44-game-icon,
  .pg44-partner-logo {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

/* Focus States for Accessibility */
.pg44-btn:focus,
.pg44-game-card:focus,
.pg44-nav-item:focus,
.pg44-bottom-nav-item:focus {
  outline: 2px solid var(--pg44-primary);
  outline-offset: 2px;
}

/* Animation for page transitions */
.pg44-page-enter {
  opacity: 0;
  transform: translateY(20px);
}

.pg44-page-enter-active {
  opacity: 1;
  transform: translateY(0);
  transition: all 0.3s ease-in-out;
}

/* Print Styles */
@media print {
  .pg44-header,
  .pg44-bottom-nav,
  .pg44-carousel-nav {
    display: none;
  }
}