/* luckyking-click CSS Design - Part 1 */
/* All classes use prefix "ui78-" for namespace isolation */
/* Color scheme: #00CED1 (primary) | #273746 (secondary) */

/* CSS Variables for consistent theming */
:root {
  /* Color palette */
  --ui78-primary: #00CED1;
  --ui78-secondary: #273746;
  --ui78-accent: #FF6B35;
  --ui78-bg-dark: #1a1a1a;
  --ui78-bg-light: #f8f9fa;
  --ui78-text-primary: #ffffff;
  --ui78-text-secondary: #cccccc;
  --ui78-text-muted: #999999;
  --ui78-border: #333333;
  --ui78-border-light: #e0e0e0;

  /* Typography */
  --ui78-font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --ui78-font-secondary: 'Georgia', serif;
  --ui78-root-font-size: 62.5%; /* 1rem = 10px */
  --ui78-base-font-size: 1.6rem;
  --ui78-line-height: 1.5;

  /* Spacing */
  --ui78-spacing-xs: 0.5rem;
  --ui78-spacing-sm: 1rem;
  --ui78-spacing-md: 1.5rem;
  --ui78-spacing-lg: 2rem;
  --ui78-spacing-xl: 3rem;

  /* Layout */
  --ui78-container-max-width: 430px;
  --ui78-header-height: 60px;
  --ui78-bottom-nav-height: 64px;
  --ui78-border-radius: 8px;
  --ui78-border-radius-sm: 4px;
  --ui78-border-radius-lg: 12px;

  /* Shadows */
  --ui78-shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --ui78-shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
  --ui78-shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);

  /* Transitions */
  --ui78-transition-fast: 0.2s ease;
  --ui78-transition-normal: 0.3s ease;
  --ui78-transition-slow: 0.5s ease;
}

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

html {
  font-size: var(--ui78-root-font-size);
  scroll-behavior: smooth;
}

body {
  font-family: var(--ui78-font-primary);
  font-size: var(--ui78-base-font-size);
  line-height: var(--ui78-line-height);
  background-color: var(--ui78-bg-dark);
  color: var(--ui78-text-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container and wrapper */
.ui78-container {
  max-width: var(--ui78-container-max-width);
  margin: 0 auto;
  padding: 0 var(--ui78-spacing-sm);
}

.ui78-wrapper {
  min-height: 100vh;
  padding-bottom: var(--ui78-bottom-nav-height);
}

/* Header */
.ui78-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--ui78-header-height);
  background: linear-gradient(135deg, var(--ui78-secondary) 0%, var(--ui78-primary) 100%);
  z-index: 1000;
  box-shadow: var(--ui78-shadow-md);
  backdrop-filter: blur(10px);
}

.ui78-header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 var(--ui78-spacing-sm);
}

.ui78-logo {
  display: flex;
  align-items: center;
  gap: var(--ui78-spacing-xs);
  text-decoration: none;
  color: var(--ui78-text-primary);
  font-weight: bold;
  font-size: 2rem;
}

.ui78-logo-icon {
  width: 32px;
  height: 32px;
  background: var(--ui78-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--ui78-text-primary);
}

.ui78-header-actions {
  display: flex;
  align-items: center;
  gap: var(--ui78-spacing-sm);
}

.ui78-btn {
  padding: var(--ui78-spacing-xs) var(--ui78-spacing-md);
  border: none;
  border-radius: var(--ui78-border-radius);
  font-size: 1.4rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--ui78-transition-fast);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px; /* Touch-friendly */
  min-width: 80px;
  white-space: nowrap;
}

.ui78-btn-primary {
  background: var(--ui78-primary);
  color: var(--ui78-text-primary);
  box-shadow: var(--ui78-shadow-sm);
}

.ui78-btn-primary:hover {
  background: #00b8c4;
  transform: translateY(-1px);
  box-shadow: var(--ui78-shadow-md);
}

.ui78-btn-secondary {
  background: transparent;
  color: var(--ui78-text-primary);
  border: 2px solid var(--ui78-primary);
}

.ui78-btn-secondary:hover {
  background: var(--ui78-primary);
  transform: translateY(-1px);
}

.ui78-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--ui78-text-primary);
  font-size: 2.4rem;
  cursor: pointer;
  padding: var(--ui78-spacing-xs);
  border-radius: var(--ui78-border-radius-sm);
  transition: background var(--ui78-transition-fast);
}

.ui78-menu-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* Mobile Menu */
.ui78-mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background: var(--ui78-secondary);
  z-index: 9999;
  transition: right var(--ui78-transition-normal);
  overflow-y: auto;
  box-shadow: var(--ui78-shadow-lg);
}

.ui78-mobile-menu.active {
  right: 0;
}

.ui78-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: all var(--ui78-transition-normal);
}

.ui78-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.ui78-menu-header {
  padding: var(--ui78-spacing-lg);
  border-bottom: 1px solid var(--ui78-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ui78-menu-close {
  background: none;
  border: none;
  color: var(--ui78-text-primary);
  font-size: 2.4rem;
  cursor: pointer;
  padding: var(--ui78-spacing-xs);
}

.ui78-menu-nav {
  list-style: none;
  padding: var(--ui78-spacing-md) 0;
}

.ui78-menu-item {
  border-bottom: 1px solid var(--ui78-border);
}

.ui78-menu-link {
  display: block;
  padding: var(--ui78-spacing-md) var(--ui78-spacing-lg);
  color: var(--ui78-text-primary);
  text-decoration: none;
  transition: background var(--ui78-transition-fast);
  font-size: 1.6rem;
}

.ui78-menu-link:hover {
  background: rgba(0, 206, 209, 0.1);
  color: var(--ui78-primary);
}

/* Main Content */
.ui78-main {
  padding-top: var(--ui78-header-height);
  min-height: calc(100vh - var(--ui78-header-height) - var(--ui78-bottom-nav-height));
}

/* Carousel */
.ui78-carousel {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
  border-radius: var(--ui78-border-radius-lg);
  margin-bottom: var(--ui78-spacing-lg);
}

.ui78-carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity var(--ui78-transition-normal);
  cursor: pointer;
}

.ui78-carousel-slide.active {
  opacity: 1;
}

.ui78-carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ui78-carousel-indicators {
  position: absolute;
  bottom: var(--ui78-spacing-sm);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--ui78-spacing-xs);
}

.ui78-carousel-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: background var(--ui78-transition-fast);
}

.ui78-carousel-indicator.active {
  background: var(--ui78-primary);
}

/* Game Grid */
.ui78-games-section {
  margin-bottom: var(--ui78-spacing-xl);
}

.ui78-section-title {
  font-size: 2.4rem;
  font-weight: bold;
  margin-bottom: var(--ui78-spacing-md);
  color: var(--ui78-primary);
  text-align: center;
}

.ui78-games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
  gap: var(--ui78-spacing-sm);
  margin-bottom: var(--ui78-spacing-lg);
}

.ui78-game-item {
  text-align: center;
  cursor: pointer;
  transition: transform var(--ui78-transition-fast);
}

.ui78-game-item:hover {
  transform: translateY(-2px);
}

.ui78-game-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--ui78-border-radius);
  overflow: hidden;
  margin: 0 auto var(--ui78-spacing-xs);
  box-shadow: var(--ui78-shadow-sm);
}

.ui78-game-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ui78-game-name {
  font-size: 1.2rem;
  color: var(--ui78-text-secondary);
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Content Sections */
.ui78-content-section {
  background: var(--ui78-secondary);
  border-radius: var(--ui78-border-radius-lg);
  padding: var(--ui78-spacing-lg);
  margin-bottom: var(--ui78-spacing-lg);
  box-shadow: var(--ui78-shadow-sm);
}

.ui78-content-title {
  font-size: 2rem;
  font-weight: bold;
  margin-bottom: var(--ui78-spacing-md);
  color: var(--ui78-primary);
}

.ui78-content-text {
  color: var(--ui78-text-secondary);
  line-height: var(--ui78-line-height);
  margin-bottom: var(--ui78-spacing-md);
}

.ui78-content-text:last-child {
  margin-bottom: 0;
}

/* Promotional Links */
.ui78-promo-link {
  color: var(--ui78-primary);
  font-weight: bold;
  text-decoration: none;
  transition: color var(--ui78-transition-fast);
}

.ui78-promo-link:hover {
  color: #00b8c4;
  text-decoration: underline;
}

.ui78-promo-btn {
  background: linear-gradient(135deg, var(--ui78-primary) 0%, #00b8c4 100%);
  color: var(--ui78-text-primary);
  border: none;
  padding: var(--ui78-spacing-sm) var(--ui78-spacing-lg);
  border-radius: var(--ui78-border-radius);
  font-size: 1.6rem;
  font-weight: bold;
  cursor: pointer;
  transition: all var(--ui78-transition-fast);
  text-decoration: none;
  display: inline-block;
  text-align: center;
  min-height: 44px;
  line-height: 1.2;
}

.ui78-promo-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--ui78-shadow-md);
}

/* Footer */
.ui78-footer {
  background: var(--ui78-secondary);
  border-top: 1px solid var(--ui78-border);
  padding: var(--ui78-spacing-lg) 0;
  margin-bottom: var(--ui78-bottom-nav-height);
}

.ui78-footer-content {
  text-align: center;
}

.ui78-partners {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--ui78-spacing-md);
  margin-bottom: var(--ui78-spacing-lg);
}

.ui78-partner-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--ui78-border-radius-sm);
  overflow: hidden;
  opacity: 0.8;
  transition: opacity var(--ui78-transition-fast);
}

.ui78-partner-icon:hover {
  opacity: 1;
}

.ui78-partner-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.ui78-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--ui78-spacing-md);
  margin-bottom: var(--ui78-spacing-md);
}

.ui78-footer-link {
  color: var(--ui78-text-secondary);
  text-decoration: none;
  font-size: 1.4rem;
  transition: color var(--ui78-transition-fast);
}

.ui78-footer-link:hover {
  color: var(--ui78-primary);
}

.ui78-footer-text {
  color: var(--ui78-text-muted);
  font-size: 1.2rem;
  margin-top: var(--ui78-spacing-md);
}

/* Bottom Navigation */
.ui78-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--ui78-bottom-nav-height);
  background: linear-gradient(135deg, var(--ui78-secondary) 0%, #1a2332 100%);
  border-top: 1px solid var(--ui78-border);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: var(--ui78-spacing-xs) 0;
  box-shadow: var(--ui78-shadow-lg);
}

.ui78-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  min-height: 60px;
  text-decoration: none;
  color: var(--ui78-text-secondary);
  transition: all var(--ui78-transition-fast);
  border-radius: var(--ui78-border-radius-sm);
  padding: var(--ui78-spacing-xs);
}

.ui78-bottom-nav-item:hover,
.ui78-bottom-nav-item.active {
  color: var(--ui78-primary);
  background: rgba(0, 206, 209, 0.1);
  transform: translateY(-1px);
}

.ui78-bottom-nav-icon {
  font-size: 2.4rem;
  margin-bottom: 0.2rem;
  line-height: 1;
}

.ui78-bottom-nav-text {
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.2;
  text-align: center;
}

/* Utility Classes */
.ui78-text-center {
  text-align: center;
}

.ui78-text-left {
  text-align: left;
}

.ui78-text-right {
  text-align: right;
}

.ui78-mb-sm {
  margin-bottom: var(--ui78-spacing-sm);
}

.ui78-mb-md {
  margin-bottom: var(--ui78-spacing-md);
}

.ui78-mb-lg {
  margin-bottom: var(--ui78-spacing-lg);
}

.ui78-mt-sm {
  margin-top: var(--ui78-spacing-sm);
}

.ui78-mt-md {
  margin-top: var(--ui78-spacing-md);
}

.ui78-mt-lg {
  margin-top: var(--ui78-spacing-lg);
}

.ui78-hidden {
  display: none;
}

.ui78-visible {
  display: block;
}

/* Responsive Design */
@media (max-width: 768px) {
  .ui78-menu-toggle {
    display: block;
  }

  .ui78-header-actions .ui78-btn {
    font-size: 1.2rem;
    padding: var(--ui78-spacing-xs) var(--ui78-spacing-sm);
    min-height: 40px;
  }

  .ui78-games-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--ui78-spacing-xs);
  }

  .ui78-game-icon {
    width: 50px;
    height: 50px;
  }

  .ui78-carousel {
    height: 150px;
  }

  .ui78-content-section {
    padding: var(--ui78-spacing-md);
  }

  .ui78-bottom-nav {
    display: flex;
  }

  .ui78-wrapper {
    padding-bottom: var(--ui78-bottom-nav-height);
  }
}

@media (min-width: 769px) {
  .ui78-bottom-nav {
    display: none;
  }

  .ui78-wrapper {
    padding-bottom: 0;
  }
}

/* Animation Classes */
@keyframes ui78-fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ui78-slideIn {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(0);
  }
}

@keyframes ui78-bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

.ui78-fade-in {
  animation: ui78-fadeIn 0.5s ease-out;
}

.ui78-slide-in {
  animation: ui78-slideIn 0.3s ease-out;
}

.ui78-bounce {
  animation: ui78-bounce 1s infinite;
}

/* Loading States */
.ui78-loading {
  position: relative;
  overflow: hidden;
}

.ui78-loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: ui78-loading 1.5s infinite;
}

@keyframes ui78-loading {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

/* Focus states for accessibility */
.ui78-btn:focus,
.ui78-promo-btn:focus,
.ui78-menu-toggle:focus,
.ui78-bottom-nav-item:focus {
  outline: 2px solid var(--ui78-primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --ui78-text-secondary: #ffffff;
    --ui78-border: #ffffff;
  }
}

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