/* FaChai Gaming Platform - CSS Stylesheet */
/* Prefix: pg20- */
/* Theme: Fortune/Wealth with Teal/Aqua */

:root {
  /* Primary Colors - Teal/Aqua Theme */
  --pg20-primary: #4DB6AC;
  --pg20-primary-dark: #004D40;
  --pg20-primary-light: #E0F2F1;
  --pg20-accent: #6495ED;
  --pg20-secondary: #00897B;

  /* Backgrounds */
  --pg20-bg: #0E1621;
  --pg20-bg-light: #1A2332;
  --pg20-bg-lighter: #2A3A52;
  --pg20-surface: #16212E;

  /* Text Colors */
  --pg20-text: #EEEEEE;
  --pg20-text-secondary: #B0BEC5;
  --pg20-text-muted: #78909C;

  /* Accents */
  --pg20-success: #4DB6AC;
  --pg20-danger: #EF5350;
  --pg20-warning: #FFB74D;
  --pg20-info: #6495ED;

  /* Spacing */
  --pg20-spacing-xs: 0.4rem;
  --pg20-spacing-sm: 0.8rem;
  --pg20-spacing-md: 1.6rem;
  --pg20-spacing-lg: 2.4rem;
  --pg20-spacing-xl: 3.2rem;

  /* Font Sizes */
  --pg20-font-xs: 1.2rem;
  --pg20-font-sm: 1.4rem;
  --pg20-font-base: 1.6rem;
  --pg20-font-lg: 1.8rem;
  --pg20-font-xl: 2.2rem;
  --pg20-font-2xl: 2.8rem;

  /* Shadows */
  --pg20-shadow-sm: 0 2px 4px rgba(0,0,0,0.3);
  --pg20-shadow-md: 0 4px 12px rgba(77,182,172,0.15);
  --pg20-shadow-lg: 0 8px 24px rgba(0,0,0,0.4);

  /* Borders */
  --pg20-border-radius: 1.2rem;
  --pg20-border-radius-sm: 0.8rem;
  --pg20-border-radius-lg: 1.6rem;

  /* Transitions */
  --pg20-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* HTML 5 Reset */
html {
  font-size: 62.5%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: var(--pg20-font-base);
  line-height: 1.6;
  color: var(--pg20-text);
  background-color: var(--pg20-bg);
  background-image:
    radial-gradient(circle at 20% 50%, rgba(77,182,172,0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(100,149,237,0.03) 0%, transparent 50%);
}

a {
  color: var(--pg20-accent);
  text-decoration: none;
  transition: var(--pg20-transition);
}

a:hover {
  color: var(--pg20-primary);
}

/* ============ HEADER SECTION ============ */
.pg20-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, var(--pg20-surface) 0%, var(--pg20-bg-light) 100%);
  border-bottom: 2px solid var(--pg20-primary);
  padding: var(--pg20-spacing-md) var(--pg20-spacing-md);
  z-index: 1000;
  box-shadow: var(--pg20-shadow-md);
}

.pg20-header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 430px;
  margin: 0 auto;
  gap: var(--pg20-spacing-md);
}

.pg20-logo {
  font-size: var(--pg20-font-xl);
  font-weight: bold;
  color: var(--pg20-primary);
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.pg20-logo-icon {
  display: inline-block;
  margin-right: var(--pg20-spacing-xs);
}

.pg20-nav-buttons {
  display: flex;
  gap: var(--pg20-spacing-sm);
}

.pg20-btn {
  padding: var(--pg20-spacing-sm) var(--pg20-spacing-md);
  border: none;
  border-radius: var(--pg20-border-radius-sm);
  font-size: var(--pg20-font-sm);
  font-weight: 600;
  cursor: pointer;
  transition: var(--pg20-transition);
  display: flex;
  align-items: center;
  gap: var(--pg20-spacing-xs);
  white-space: nowrap;
}

.pg20-btn-primary {
  background: linear-gradient(135deg, var(--pg20-primary) 0%, var(--pg20-secondary) 100%);
  color: white;
  box-shadow: var(--pg20-shadow-sm);
}

.pg20-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--pg20-shadow-md);
}

.pg20-btn-outline {
  background: transparent;
  border: 1.5px solid var(--pg20-accent);
  color: var(--pg20-accent);
}

.pg20-btn-outline:hover {
  background: rgba(100,149,237,0.1);
  border-color: var(--pg20-text);
  color: var(--pg20-text);
}

.pg20-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--pg20-primary);
  font-size: var(--pg20-font-lg);
  cursor: pointer;
  padding: var(--pg20-spacing-sm);
}

@media (max-width: 768px) {
  .pg20-menu-toggle {
    display: block;
  }

  .pg20-nav-buttons {
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--pg20-surface);
    border-bottom: 1px solid var(--pg20-primary);
    padding: var(--pg20-spacing-md);
    gap: var(--pg20-spacing-sm);
    display: none;
  }

  .pg20-nav-buttons.pg20-active {
    display: flex;
  }

  .pg20-btn {
    width: 100%;
    justify-content: center;
  }
}

/* ============ MOBILE MENU ============ */
#game20e9-mobile-menu {
  position: fixed;
  top: 60px;
  left: -100%;
  width: 80%;
  height: calc(100vh - 60px);
  background: var(--pg20-surface);
  border-right: 2px solid var(--pg20-primary);
  padding: var(--pg20-spacing-lg) var(--pg20-spacing-md);
  z-index: 999;
  transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

#game20e9-mobile-menu.pg20-menu-active {
  left: 0;
}

.pg20-mobile-nav-link {
  display: block;
  padding: var(--pg20-spacing-md);
  color: var(--pg20-text);
  border-left: 3px solid transparent;
  transition: var(--pg20-transition);
  font-weight: 500;
}

.pg20-mobile-nav-link:hover {
  border-left-color: var(--pg20-primary);
  background: rgba(77,182,172,0.1);
  color: var(--pg20-primary);
}

/* ============ MAIN CONTENT ============ */
.pg20-container {
  max-width: 430px;
  margin: 0 auto;
  padding: var(--pg20-spacing-md);
}

main {
  padding-top: 100px;
  padding-bottom: 80px;
}

@media (max-width: 768px) {
  main {
    padding-top: 80px;
    padding-bottom: 80px;
  }
}

.pg20-section {
  margin-bottom: var(--pg20-spacing-xl);
}

.pg20-section-title {
  font-size: var(--pg20-font-xl);
  font-weight: bold;
  color: var(--pg20-primary);
  margin-bottom: var(--pg20-spacing-lg);
  position: relative;
  padding-bottom: var(--pg20-spacing-md);
}

.pg20-section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--pg20-primary), var(--pg20-secondary));
  border-radius: 2px;
}

/* ============ GAME GRID ============ */
.pg20-filter-container {
  display: flex;
  gap: var(--pg20-spacing-sm);
  margin-bottom: var(--pg20-spacing-lg);
  overflow-x: auto;
  padding-bottom: var(--pg20-spacing-sm);
  -webkit-overflow-scrolling: touch;
}

.pg20-filter-container::-webkit-scrollbar {
  height: 4px;
}

.pg20-filter-container::-webkit-scrollbar-track {
  background: var(--pg20-bg-light);
}

.pg20-filter-container::-webkit-scrollbar-thumb {
  background: var(--pg20-primary);
  border-radius: 2px;
}

.pg20-filter-btn {
  padding: var(--pg20-spacing-sm) var(--pg20-spacing-md);
  background: var(--pg20-bg-light);
  border: 1.5px solid var(--pg20-text-muted);
  color: var(--pg20-text-secondary);
  border-radius: var(--pg20-border-radius-sm);
  font-size: var(--pg20-font-sm);
  cursor: pointer;
  transition: var(--pg20-transition);
  white-space: nowrap;
  font-weight: 500;
}

.pg20-filter-btn:hover {
  border-color: var(--pg20-primary);
  color: var(--pg20-primary);
}

.pg20-filter-btn.pg20-active {
  background: linear-gradient(135deg, var(--pg20-primary) 0%, var(--pg20-secondary) 100%);
  border-color: var(--pg20-primary);
  color: white;
  box-shadow: var(--pg20-shadow-md);
}

.pg20-games-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--pg20-spacing-md);
  margin-bottom: var(--pg20-spacing-xl);
}

.pg20-game-card {
  position: relative;
  border-radius: var(--pg20-border-radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--pg20-transition);
  background: var(--pg20-bg-light);
  border: 1px solid var(--pg20-bg-lighter);
  box-shadow: var(--pg20-shadow-sm);
  display: flex;
  flex-direction: column;
}

.pg20-game-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--pg20-shadow-lg);
  border-color: var(--pg20-primary);
}

.pg20-game-image {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  background: linear-gradient(135deg, var(--pg20-primary-light) 0%, var(--pg20-surface) 100%);
  position: relative;
  overflow: hidden;
}

.pg20-game-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(77,182,172,0.1) 0%, rgba(100,149,237,0.1) 100%);
  z-index: 1;
}

.pg20-game-info {
  padding: var(--pg20-spacing-md);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.pg20-game-name {
  font-size: var(--pg20-font-sm);
  font-weight: 600;
  color: var(--pg20-text);
  margin-bottom: var(--pg20-spacing-sm);
  line-height: 1.4;
}

.pg20-game-badge {
  display: inline-block;
  background: var(--pg20-accent);
  color: white;
  padding: 0.4rem 0.8rem;
  border-radius: var(--pg20-border-radius-sm);
  font-size: var(--pg20-font-xs);
  font-weight: 600;
  width: fit-content;
  text-transform: uppercase;
}

/* ============ FOOTER ============ */
footer {
  background: linear-gradient(135deg, var(--pg20-surface) 0%, var(--pg20-bg-light) 100%);
  border-top: 2px solid var(--pg20-primary);
  padding: var(--pg20-spacing-lg) var(--pg20-spacing-md);
  margin-top: var(--pg20-spacing-xl);
}

.pg20-footer-content {
  max-width: 430px;
  margin: 0 auto;
}

.pg20-footer-section {
  margin-bottom: var(--pg20-spacing-lg);
}

.pg20-footer-title {
  font-size: var(--pg20-font-base);
  font-weight: bold;
  color: var(--pg20-primary);
  margin-bottom: var(--pg20-spacing-md);
}

.pg20-footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--pg20-spacing-md);
}

.pg20-footer-link {
  color: var(--pg20-text-secondary);
  font-size: var(--pg20-font-sm);
  transition: var(--pg20-transition);
  display: flex;
  align-items: center;
  gap: var(--pg20-spacing-xs);
}

.pg20-footer-link:hover {
  color: var(--pg20-primary);
}

.pg20-footer-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--pg20-spacing-md);
  padding: var(--pg20-spacing-md);
  background: var(--pg20-bg-light);
  border-radius: var(--pg20-border-radius-sm);
  border: 1px solid var(--pg20-bg-lighter);
}

.pg20-stat {
  text-align: center;
}

.pg20-stat-number {
  font-size: var(--pg20-font-lg);
  font-weight: bold;
  color: var(--pg20-primary);
}

.pg20-stat-label {
  font-size: var(--pg20-font-xs);
  color: var(--pg20-text-secondary);
  margin-top: var(--pg20-spacing-xs);
}

.pg20-footer-divider {
  border-bottom: 1px solid var(--pg20-bg-lighter);
  margin: var(--pg20-spacing-lg) 0;
}

.pg20-copyright {
  text-align: center;
  color: var(--pg20-text-muted);
  font-size: var(--pg20-font-sm);
}

/* ============ MOBILE BOTTOM NAVIGATION ============ */
.pg20-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, var(--pg20-surface) 0%, var(--pg20-bg-light) 100%);
  border-top: 2px solid var(--pg20-primary);
  padding: 0;
  z-index: 1000;
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 64px;
  box-shadow: 0 -4px 12px rgba(0,0,0,0.4);
}

.pg20-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  cursor: pointer;
  padding: 8px 0;
  transition: var(--pg20-transition);
  min-width: 60px;
  min-height: 60px;
  color: var(--pg20-text-secondary);
}

.pg20-nav-item:hover {
  color: var(--pg20-primary);
  background: rgba(77,182,172,0.1);
}

.pg20-nav-item.pg20-active {
  color: var(--pg20-primary);
  background: rgba(77,182,172,0.15);
}

.pg20-nav-icon {
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pg20-nav-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  white-space: nowrap;
}

@media (min-width: 769px) {
  .pg20-bottom-nav {
    display: none;
  }
}

/* ============ HELPER CLASSES ============ */
.pg20-hidden {
  display: none !important;
}

.pg20-visible {
  display: block !important;
}

.pg20-wrapper {
  width: 100%;
  height: 100%;
}

.pg20-grid {
  display: grid;
}

.pg20-flex {
  display: flex;
}

.pg20-text-center {
  text-align: center;
}

.pg20-text-primary {
  color: var(--pg20-primary);
}

.pg20-text-secondary {
  color: var(--pg20-text-secondary);
}

.pg20-bg-primary {
  background-color: var(--pg20-primary);
}

.pg20-border-primary {
  border-color: var(--pg20-primary);
}

.pg20-rounded {
  border-radius: var(--pg20-border-radius);
}

.pg20-shadow {
  box-shadow: var(--pg20-shadow-md);
}

/* ============ ANIMATIONS ============ */
@keyframes pg20-fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pg20-slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pg20-pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.pg20-animate-fade {
  animation: pg20-fadeIn 0.6s ease-out;
}

.pg20-animate-slide {
  animation: pg20-slideInLeft 0.6s ease-out;
}

/* ============ SCROLLBAR STYLING ============ */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--pg20-bg-light);
}

::-webkit-scrollbar-thumb {
  background: var(--pg20-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--pg20-secondary);
}

/* ============ RESPONSIVE UTILITIES ============ */
@media (max-width: 430px) {
  .pg20-games-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--pg20-spacing-sm);
  }

  .pg20-section {
    margin-bottom: var(--pg20-spacing-lg);
  }

  .pg20-container {
    padding: var(--pg20-spacing-sm);
  }
}

@media (max-width: 360px) {
  .pg20-games-grid {
    grid-template-columns: 1fr;
  }

  .pg20-filter-btn {
    padding: var(--pg20-spacing-xs) var(--pg20-spacing-sm);
    font-size: var(--pg20-font-xs);
  }
}