/* PhFun SBS Layout Styles */
/* Author: PhFun Development Team */
/* Description: Core layout and component styles for PhFun gaming platform */

/* CSS Custom Properties */
:root {
  --pgde-primary: #004D40;
  --pgde-secondary: #A9A9A9;
  --pgde-background: #F8F9FA;
  --pgde-accent: #BAFFC9;
  --pgde-success: #4DB6AC;
  --pgde-text: #333333;
  --pgde-text-light: #666666;
  --pgde-text-muted: #999999;
  --pgde-white: #FFFFFF;
  --pgde-border: #E0E0E0;
  --pgde-shadow: rgba(0, 0, 0, 0.1);
  --pgde-overlay: rgba(0, 0, 0, 0.5);
  --pgde-radius: 8px;
  --pgde-radius-sm: 4px;
  --pgde-radius-lg: 16px;
  --pgde-spacing: 1rem;
  --pgde-spacing-sm: 0.5rem;
  --pgde-spacing-lg: 2rem;
  --pgde-transition: all 0.3s ease;
  --pgde-header-height: 64px;
  --pgde-bottom-nav-height: 60px;
  --vh: 1vh;
}

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

html {
  font-size: 62.5%;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 1.4rem;
  line-height: 1.5;
  color: var(--pgde-text);
  background-color: var(--pgde-background);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--pgde-spacing-sm);
  color: var(--pgde-text);
}

h1 { font-size: 2.4rem; }
h2 { font-size: 2.0rem; }
h3 { font-size: 1.8rem; }
h4 { font-size: 1.6rem; }
h5 { font-size: 1.4rem; }
h6 { font-size: 1.2rem; }

p {
  margin-bottom: var(--pgde-spacing);
  color: var(--pgde-text-light);
}

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

a:hover {
  color: var(--pgde-success);
}

/* Layout Components */
.pgde-container {
  max-width: 430px;
  margin: 0 auto;
  padding: 0 var(--pgde-spacing);
  width: 100%;
}

.pgde-wrapper {
  min-height: calc(100 * var(--vh));
  display: flex;
  flex-direction: column;
}

.pgde-main {
  flex: 1;
  padding-top: var(--pgde-header-height);
  padding-bottom: var(--pgde-bottom-nav-height);
}

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

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

.pgde-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--pgde-spacing);
}

.pgde-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--pgde-spacing);
}

.pgde-flex {
  display: flex;
}

.pgde-flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

/* Header Styles */
.pgde-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--pgde-header-height);
  background: var(--pgde-white);
  border-bottom: 1px solid var(--pgde-border);
  z-index: 1000;
  transition: var(--pgde-transition);
  box-shadow: 0 2px 10px var(--pgde-shadow);
}

.pgde-header-scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
}

.pgde-header-hidden {
  transform: translateY(-100%);
}

.pgde-nav {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pgde-logo {
  display: flex;
  align-items: center;
  gap: var(--pgde-spacing-sm);
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--pgde-primary);
}

.pgde-logo-img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.pgde-nav-actions {
  display: flex;
  align-items: center;
  gap: var(--pgde-spacing-sm);
}

.pgde-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  color: var(--pgde-text);
  font-size: 1.8rem;
  cursor: pointer;
  transition: var(--pgde-transition);
}

.pgde-menu-toggle:hover {
  color: var(--pgde-primary);
}

/* Mobile Menu */
.pgde-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--pgde-overlay);
  z-index: 999;
  visibility: hidden;
  opacity: 0;
  transition: var(--pgde-transition);
}

.pgde-menu-overlay.pgde-active {
  visibility: visible;
  opacity: 1;
}

.pgde-menu-content {
  position: absolute;
  top: var(--pgde-header-height);
  right: 0;
  width: 280px;
  height: calc(100% - var(--pgde-header-height));
  background: var(--pgde-white);
  padding: var(--pgde-spacing-lg);
  transform: translateX(100%);
  transition: var(--pgde-transition);
  box-shadow: -5px 0 20px var(--pgde-shadow);
}

.pgde-menu-overlay.pgde-active .pgde-menu-content {
  transform: translateX(0);
}

.pgde-menu-list {
  list-style: none;
  padding: 0;
}

.pgde-menu-item {
  margin-bottom: var(--pgde-spacing-sm);
}

.pgde-menu-link {
  display: flex;
  align-items: center;
  gap: var(--pgde-spacing-sm);
  padding: var(--pgde-spacing);
  color: var(--pgde-text);
  font-weight: 500;
  border-radius: var(--pgde-radius);
  transition: var(--pgde-transition);
}

.pgde-menu-link:hover {
  background: var(--pgde-accent);
  color: var(--pgde-primary);
}

.pgde-menu-link i {
  width: 20px;
  text-align: center;
}

/* Button Styles */
.pgde-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--pgde-spacing-sm);
  padding: 1rem 1.5rem;
  font-size: 1.4rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  border-radius: var(--pgde-radius);
  cursor: pointer;
  transition: var(--pgde-transition);
  min-height: 44px;
  user-select: none;
  -webkit-user-select: none;
}

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

.pgde-btn-primary:hover {
  background: var(--pgde-success);
  color: var(--pgde-white);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px var(--pgde-shadow);
}

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

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

.pgde-btn-accent {
  background: var(--pgde-accent);
  color: var(--pgde-primary);
}

.pgde-btn-accent:hover {
  background: var(--pgde-success);
  color: var(--pgde-white);
}

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

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

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

.pgde-btn-lg {
  padding: 1.5rem 2rem;
  font-size: 1.6rem;
}

/* Touch Feedback */
.pgde-touch-device .pgde-btn:active,
.pgde-touch-device .pgde-touching {
  transform: scale(0.98);
}

/* Card Components */
.pgde-card {
  background: var(--pgde-white);
  border-radius: var(--pgde-radius-lg);
  box-shadow: 0 4px 20px var(--pgde-shadow);
  overflow: hidden;
  transition: var(--pgde-transition);
}

.pgde-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px var(--pgde-shadow);
}

.pgde-card-header {
  padding: var(--pgde-spacing-lg);
  border-bottom: 1px solid var(--pgde-border);
}

.pgde-card-body {
  padding: var(--pgde-spacing-lg);
}

.pgde-card-footer {
  padding: var(--pgde-spacing-lg);
  border-top: 1px solid var(--pgde-border);
  background: var(--pgde-background);
}

/* Game Card Styles */
.pgde-game-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--pgde-spacing);
  background: var(--pgde-white);
  border-radius: var(--pgde-radius);
  box-shadow: 0 2px 10px var(--pgde-shadow);
  transition: var(--pgde-transition);
  text-decoration: none;
  color: var(--pgde-text);
  min-height: 120px;
  position: relative;
  overflow: hidden;
}

.pgde-game-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px var(--pgde-shadow);
  color: var(--pgde-text);
}

.pgde-game-icon {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: var(--pgde-radius-sm);
  margin-bottom: var(--pgde-spacing-sm);
}

.pgde-game-name {
  font-size: 1.2rem;
  font-weight: 500;
  text-align: center;
  line-height: 1.3;
}

/* Carousel Styles */
.pgde-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--pgde-radius-lg);
  margin-bottom: var(--pgde-spacing-lg);
}

.pgde-carousel-container {
  position: relative;
  width: 100%;
  height: 200px;
}

.pgde-carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
  cursor: pointer;
}

.pgde-carousel-slide.pgde-active {
  opacity: 1;
}

.pgde-carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pgde-carousel-dots {
  position: absolute;
  bottom: var(--pgde-spacing);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--pgde-spacing-sm);
}

.pgde-carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: var(--pgde-transition);
}

.pgde-carousel-dot.pgde-active {
  background: var(--pgde-white);
  transform: scale(1.2);
}

/* Section Styles */
.pgde-section {
  margin-bottom: var(--pgde-spacing-lg);
}

.pgde-section-title {
  font-size: 2.4rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--pgde-spacing-lg);
  color: var(--pgde-primary);
}

.pgde-section-subtitle {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: var(--pgde-spacing);
  color: var(--pgde-text);
  display: flex;
  align-items: center;
  gap: var(--pgde-spacing-sm);
}

.pgde-section-text {
  font-size: 1.4rem;
  line-height: 1.6;
  color: var(--pgde-text-light);
  margin-bottom: var(--pgde-spacing);
}

/* Footer Styles */
.pgde-footer {
  background: var(--pgde-primary);
  color: var(--pgde-white);
  padding: var(--pgde-spacing-lg) 0;
  margin-top: auto;
}

.pgde-footer-content {
  text-align: center;
}

.pgde-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--pgde-spacing);
  margin-bottom: var(--pgde-spacing);
}

.pgde-footer-link {
  color: var(--pgde-white);
  font-size: 1.2rem;
  opacity: 0.8;
  transition: var(--pgde-transition);
}

.pgde-footer-link:hover {
  opacity: 1;
  color: var(--pgde-accent);
}

.pgde-partners {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--pgde-spacing);
  margin: var(--pgde-spacing-lg) 0;
}

.pgde-partner-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  opacity: 0.7;
  transition: var(--pgde-transition);
}

.pgde-partner-logo:hover {
  opacity: 1;
}

/* Bottom Navigation */
.pgde-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--pgde-bottom-nav-height);
  background: var(--pgde-white);
  border-top: 1px solid var(--pgde-border);
  z-index: 100;
  box-shadow: 0 -2px 10px var(--pgde-shadow);
}

.pgde-bottom-nav-list {
  display: flex;
  height: 100%;
  list-style: none;
  margin: 0;
  padding: 0;
}

.pgde-bottom-nav-item {
  flex: 1;
}

.pgde-bottom-nav-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--pgde-text-muted);
  text-decoration: none;
  transition: var(--pgde-transition);
  padding: 5px;
}

.pgde-bottom-nav-link:hover,
.pgde-bottom-nav-item.pgde-active .pgde-bottom-nav-link {
  color: var(--pgde-primary);
}

.pgde-bottom-nav-icon {
  font-size: 2.0rem;
  margin-bottom: 2px;
}

.pgde-bottom-nav-text {
  font-size: 1.0rem;
  font-weight: 500;
}

/* Utility Classes */
.pgde-text-center { text-align: center; }
.pgde-text-left { text-align: left; }
.pgde-text-right { text-align: right; }

.pgde-mt-1 { margin-top: var(--pgde-spacing-sm); }
.pgde-mt-2 { margin-top: var(--pgde-spacing); }
.pgde-mt-3 { margin-top: var(--pgde-spacing-lg); }

.pgde-mb-1 { margin-bottom: var(--pgde-spacing-sm); }
.pgde-mb-2 { margin-bottom: var(--pgde-spacing); }
.pgde-mb-3 { margin-bottom: var(--pgde-spacing-lg); }

.pgde-p-1 { padding: var(--pgde-spacing-sm); }
.pgde-p-2 { padding: var(--pgde-spacing); }
.pgde-p-3 { padding: var(--pgde-spacing-lg); }

.pgde-hidden { display: none; }
.pgde-visible { display: block; }

/* Animation Classes */
.pgde-animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.pgde-animate-on-scroll.pgde-animated {
  opacity: 1;
  transform: translateY(0);
}

.pgde-fade-in {
  animation: pgdeFadeIn 0.5s ease-in-out;
}

.pgde-slide-up {
  animation: pgdeSlideUp 0.5s ease-out;
}

.pgde-pulse {
  animation: pgdePulse 2s infinite;
}

/* Keyframe Animations */
@keyframes pgdeFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes pgdeSlideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pgdePulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

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

.pgde-lazy.pgde-loaded {
  opacity: 1;
}

/* iOS Specific Styles */
.pgde-ios-device .pgde-header {
  padding-top: env(safe-area-inset-top);
  height: calc(var(--pgde-header-height) + env(safe-area-inset-top));
}

.pgde-ios-device .pgde-main {
  padding-top: calc(var(--pgde-header-height) + env(safe-area-inset-top));
}

.pgde-ios-device .pgde-bottom-nav {
  padding-bottom: env(safe-area-inset-bottom);
  height: calc(var(--pgde-bottom-nav-height) + env(safe-area-inset-bottom));
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --pgde-primary: #000000;
    --pgde-text: #000000;
    --pgde-background: #FFFFFF;
    --pgde-border: #000000;
  }
}

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

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  :root {
    --pgde-background: #1a1a1a;
    --pgde-text: #ffffff;
    --pgde-text-light: #cccccc;
    --pgde-text-muted: #999999;
    --pgde-white: #2d2d2d;
    --pgde-border: #404040;
    --pgde-shadow: rgba(0, 0, 0, 0.3);
  }
}

/* Print Styles */
@media print {
  .pgde-header,
  .pgde-bottom-nav,
  .pgde-menu-overlay {
    display: none !important;
  }

  .pgde-main {
    padding-top: 0 !important;
    padding-bottom: 0 !important;
  }

  .pgde-card {
    box-shadow: none;
    border: 1px solid #ccc;
  }
}