/* Phlwin App CSS Module - Part 1 */
/* All classes use prefix "uif3-" for namespace isolation */

/* CSS Variables */
:root {
  /* Color Palette */
  --uif3-primary: #AD1457;
  --uif3-secondary: #FF1493;
  --uif3-accent: #32CD32;
  --uif3-bg-dark: #2D2D2D;
  --uif3-bg-light: #FFCCCB;

  /* Typography */
  --uif3-font-size-xs: 1rem; /* 10px */
  --uif3-font-size-sm: 1.2rem; /* 12px */
  --uif3-font-size-base: 1.6rem; /* 16px */
  --uif3-font-size-lg: 1.8rem; /* 18px */
  --uif3-font-size-xl: 2rem; /* 20px */
  --uif3-font-size-2xl: 2.4rem; /* 24px */

  /* Spacing */
  --uif3-spacing-xs: 0.5rem;
  --uif3-spacing-sm: 1rem;
  --uif3-spacing-md: 1.5rem;
  --uif3-spacing-lg: 2rem;
  --uif3-spacing-xl: 3rem;

  /* Layout */
  --uif3-header-height: 6rem;
  --uif3-bottom-nav-height: 6.4rem;
  --uif3-max-width: 43rem;

  /* Transitions */
  --uif3-transition-fast: 0.2s ease;
  --uif3-transition-normal: 0.3s ease;
  --uif3-transition-slow: 0.5s ease;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: var(--uif3-font-size-base);
  line-height: 1.5;
  color: var(--uif3-bg-light);
  background-color: var(--uif3-bg-dark);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Mobile-first responsive design */
@media (max-width: 768px) {
  body {
    padding-bottom: var(--uif3-bottom-nav-height);
  }
}

/* Layout Components */
.uif3-container {
  max-width: var(--uif3-max-width);
  margin: 0 auto;
  padding: 0 var(--uif3-spacing-sm);
}

.uif3-wrapper {
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.uif3-main {
  flex: 1;
  padding-top: var(--uif3-header-height);
}

/* Header */
.uif3-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(135deg, var(--uif3-primary) 0%, var(--uif3-secondary) 100%);
  box-shadow: 0 0.2rem 1rem rgba(0, 0, 0, 0.3);
  height: var(--uif3-header-height);
}

.uif3-header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 var(--uif3-spacing-sm);
}

.uif3-logo {
  display: flex;
  align-items: center;
  gap: var(--uif3-spacing-xs);
  text-decoration: none;
  color: white;
  font-weight: 700;
  font-size: var(--uif3-font-size-lg);
}

.uif3-logo img {
  width: 3.2rem;
  height: 3.2rem;
  border-radius: 0.8rem;
}

.uif3-header-actions {
  display: flex;
  align-items: center;
  gap: var(--uif3-spacing-sm);
}

.uif3-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--uif3-spacing-xs) var(--uif3-spacing-md);
  border: none;
  border-radius: 0.8rem;
  font-size: var(--uif3-font-size-sm);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--uif3-transition-fast);
  min-height: 4.4rem; /* Touch target size */
  white-space: nowrap;
}

.uif3-btn-primary {
  background: var(--uif3-accent);
  color: var(--uif3-bg-dark);
}

.uif3-btn-primary:hover {
  background: #2db92d;
  transform: translateY(-0.1rem);
}

.uif3-btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 0.1rem solid rgba(255, 255, 255, 0.3);
}

.uif3-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-0.1rem);
}

/* Mobile Menu */
.uif3-mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: var(--uif3-font-size-2xl);
  cursor: pointer;
  padding: var(--uif3-spacing-xs);
  border-radius: 0.4rem;
  transition: background var(--uif3-transition-fast);
}

@media (max-width: 768px) {
  .uif3-mobile-menu-toggle {
    display: block;
  }
}

.uif3-mobile-menu {
  position: fixed;
  top: var(--uif3-header-height);
  right: -100%;
  width: 80%;
  max-width: 30rem;
  height: calc(100vh - var(--uif3-header-height));
  background: var(--uif3-bg-dark);
  z-index: 9999;
  transition: right var(--uif3-transition-normal);
  overflow-y: auto;
  box-shadow: -0.2rem 0 1rem rgba(0, 0, 0, 0.5);
}

.uif3-mobile-menu.active {
  right: 0;
}

.uif3-menu-overlay {
  position: fixed;
  top: var(--uif3-header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: all var(--uif3-transition-normal);
}

.uif3-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.uif3-mobile-nav-list {
  list-style: none;
  padding: var(--uif3-spacing-md);
}

.uif3-mobile-nav-item {
  margin-bottom: var(--uif3-spacing-sm);
}

.uif3-mobile-nav-link {
  display: block;
  padding: var(--uif3-spacing-sm);
  color: var(--uif3-bg-light);
  text-decoration: none;
  border-radius: 0.8rem;
  transition: all var(--uif3-transition-fast);
  font-size: var(--uif3-font-size-base);
}

.uif3-mobile-nav-link:hover {
  background: rgba(173, 20, 87, 0.2);
  color: var(--uif3-secondary);
}

/* Carousel */
.uif3-carousel-container {
  position: relative;
  width: 100%;
  height: 20rem;
  overflow: hidden;
  border-radius: 1rem;
  margin-bottom: var(--uif3-spacing-lg);
  cursor: pointer;
}

.uif3-carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity var(--uif3-transition-normal);
}

.uif3-carousel-slide.active {
  opacity: 1;
}

.uif3-carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.uif3-carousel-indicators {
  position: absolute;
  bottom: var(--uif3-spacing-sm);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--uif3-spacing-xs);
}

.uif3-carousel-indicator {
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all var(--uif3-transition-fast);
}

.uif3-carousel-indicator.active {
  background: var(--uif3-secondary);
  transform: scale(1.2);
}

/* Game Grid */
.uif3-game-section {
  margin-bottom: var(--uif3-spacing-xl);
}

.uif3-section-title {
  font-size: var(--uif3-font-size-xl);
  font-weight: 700;
  color: var(--uif3-secondary);
  margin-bottom: var(--uif3-spacing-md);
  text-align: center;
}

.uif3-game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(8rem, 1fr));
  gap: var(--uif3-spacing-sm);
}

.uif3-game-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  padding: var(--uif3-spacing-sm);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.05);
  transition: all var(--uif3-transition-fast);
  cursor: pointer;
}

.uif3-game-card:hover {
  background: rgba(173, 20, 87, 0.2);
  transform: translateY(-0.2rem);
}

.uif3-game-icon {
  width: 5rem;
  height: 5rem;
  border-radius: 1rem;
  object-fit: cover;
  margin-bottom: var(--uif3-spacing-xs);
}

.uif3-game-name {
  font-size: var(--uif3-font-size-xs);
  color: var(--uif3-bg-light);
  text-align: center;
  word-break: break-word;
  line-height: 1.3;
}

/* Content Modules */
.uif3-content-module {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 1rem;
  padding: var(--uif3-spacing-md);
  margin-bottom: var(--uif3-spacing-lg);
  border: 0.1rem solid rgba(255, 255, 255, 0.1);
}

.uif3-module-title {
  font-size: var(--uif3-font-size-lg);
  font-weight: 700;
  color: var(--uif3-secondary);
  margin-bottom: var(--uif3-spacing-sm);
}

.uif3-module-content {
  color: var(--uif3-bg-light);
  line-height: 1.6;
}

.uif3-module-content p {
  margin-bottom: var(--uif3-spacing-sm);
}

.uif3-module-content a {
  color: var(--uif3-accent);
  text-decoration: none;
  font-weight: 600;
}

.uif3-module-content a:hover {
  text-decoration: underline;
}

/* Footer */
.uif3-footer {
  background: linear-gradient(135deg, var(--uif3-bg-dark) 0%, #1a1a1a 100%);
  border-top: 0.1rem solid rgba(255, 255, 255, 0.1);
  padding: var(--uif3-spacing-xl) 0 var(--uif3-spacing-md);
  margin-top: var(--uif3-spacing-xl);
}

.uif3-footer-content {
  text-align: center;
}

.uif3-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--uif3-spacing-md);
  margin-bottom: var(--uif3-spacing-lg);
}

.uif3-footer-link {
  color: var(--uif3-bg-light);
  text-decoration: none;
  font-size: var(--uif3-font-size-sm);
  transition: color var(--uif3-transition-fast);
}

.uif3-footer-link:hover {
  color: var(--uif3-secondary);
}

.uif3-partners {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--uif3-spacing-md);
  margin-bottom: var(--uif3-spacing-lg);
}

.uif3-partner-icon {
  width: 4rem;
  height: 4rem;
  object-fit: contain;
  opacity: 0.7;
  transition: opacity var(--uif3-transition-fast);
}

.uif3-partner-icon:hover {
  opacity: 1;
}

.uif3-copyright {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--uif3-font-size-xs);
  margin-top: var(--uif3-spacing-md);
}

/* Bottom Navigation */
.uif3-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(135deg, var(--uif3-primary) 0%, var(--uif3-secondary) 100%);
  box-shadow: 0 -0.2rem 1rem rgba(0, 0, 0, 0.3);
  display: none;
  padding: var(--uif3-spacing-xs) 0;
}

@media (max-width: 768px) {
  .uif3-bottom-nav {
    display: block;
  }
}

.uif3-bottom-nav-content {
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: var(--uif3-bottom-nav-height);
}

.uif3-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 6rem;
  min-height: 6rem;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--uif3-transition-fast);
  border-radius: 1rem;
  cursor: pointer;
}

.uif3-bottom-nav-item:hover,
.uif3-bottom-nav-item.active {
  color: white;
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-0.2rem);
}

.uif3-bottom-nav-icon {
  font-size: 2.4rem;
  margin-bottom: 0.2rem;
}

.uif3-bottom-nav-label {
  font-size: var(--uif3-font-size-xs);
  font-weight: 500;
}

/* Responsive Utilities */
@media (min-width: 769px) {
  .uif3-desktop-hide {
    display: none !important;
  }
}

@media (max-width: 768px) {
  .uif3-mobile-hide {
    display: none !important;
  }
}

/* Utility Classes */
.uif3-text-center {
  text-align: center;
}

.uif3-text-primary {
  color: var(--uif3-primary);
}

.uif3-text-secondary {
  color: var(--uif3-secondary);
}

.uif3-text-accent {
  color: var(--uif3-accent);
}

.uif3-mb-sm {
  margin-bottom: var(--uif3-spacing-sm);
}

.uif3-mb-md {
  margin-bottom: var(--uif3-spacing-md);
}

.uif3-mb-lg {
  margin-bottom: var(--uif3-spacing-lg);
}

/* Animations */
@keyframes uif3-fadeIn {
  from {
    opacity: 0;
    transform: translateY(1rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.uif3-fade-in {
  animation: uif3-fadeIn 0.5s ease-out;
}

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

/* Focus styles for keyboard navigation */
.uif3-btn:focus,
.uif3-mobile-nav-link:focus,
.uif3-bottom-nav-item:focus {
  outline: 0.2rem solid var(--uif3-accent);
  outline-offset: 0.2rem;
}

/* Print styles */
@media print {
  .uif3-header,
  .uif3-bottom-nav,
  .uif3-carousel-container {
    display: none !important;
  }
}