/* Lucky Game PH Styles with ui18- prefix */

:root {
  /* Color palette */
  --ui18-dark: #262626;
  --ui18-light-purple: #D8BFD8;
  --ui18-light-gray: #F8F9FA;
  --ui18-burlywood: #DEB887;
  --ui18-chocolate: #D2691E;
  --ui18-saddle-brown: #A0522D;

  /* Functional colors */
  --ui18-primary: #D2691E;
  --ui18-secondary: #D8BFD8;
  --ui18-accent: #A0522D;
  --ui18-bg: #262626;
  --ui18-text: #F8F9FA;
  --ui18-text-secondary: #DEB887;
  --ui18-border: #A0522D;
  --ui18-shadow: rgba(0, 0, 0, 0.3);

  /* Typography */
  --ui18-font-size-xs: 1rem; /* 10px */
  --ui18-font-size-sm: 1.2rem; /* 12px */
  --ui18-font-size-base: 1.4rem; /* 14px */
  --ui18-font-size-lg: 1.6rem; /* 16px */
  --ui18-font-size-xl: 1.8rem; /* 18px */
  --ui18-font-size-2xl: 2rem; /* 20px */
  --ui18-font-size-3xl: 2.4rem; /* 24px */

  /* Spacing */
  --ui18-spacing-xs: 0.5rem; /* 5px */
  --ui18-spacing-sm: 1rem; /* 10px */
  --ui18-spacing-md: 1.5rem; /* 15px */
  --ui18-spacing-lg: 2rem; /* 20px */
  --ui18-spacing-xl: 2.5rem; /* 25px */
  --ui18-spacing-2xl: 3rem; /* 30px */

  /* Radius */
  --ui18-radius-sm: 0.5rem;
  --ui18-radius-md: 1rem;
  --ui18-radius-lg: 1.5rem;
  --ui18-radius-full: 50%;

  /* Transitions */
  --ui18-transition: all 0.3s ease;
  --ui18-transition-fast: all 0.15s 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, 'Helvetica Neue', Arial, sans-serif;
  font-size: var(--ui18-font-size-base);
  line-height: 1.5;
  color: var(--ui18-text);
  background-color: var(--ui18-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container and layout */
.ui18-container {
  max-width: 430px;
  margin: 0 auto;
  padding: 0 var(--ui18-spacing-sm);
}

.ui18-wrapper {
  min-height: 100vh;
  padding-bottom: 8rem; /* Space for bottom nav */
}

.ui18-grid {
  display: grid;
  gap: var(--ui18-spacing-md);
}

.ui18-flex {
  display: flex;
}

.ui18-flex-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ui18-flex-center {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Header */
.ui18-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(135deg, var(--ui18-dark) 0%, var(--ui18-saddle-brown) 100%);
  padding: var(--ui18-spacing-sm) 0;
  box-shadow: 0 2px 10px var(--ui18-shadow);
  transition: var(--ui18-transition);
}

.ui18-header.scrolled {
  background: rgba(38, 38, 38, 0.95);
  backdrop-filter: blur(10px);
}

.ui18-header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 var(--ui18-spacing-md);
}

.ui18-logo {
  display: flex;
  align-items: center;
  gap: var(--ui18-spacing-xs);
  color: var(--ui18-text);
  text-decoration: none;
  font-weight: 700;
  font-size: var(--ui18-font-size-lg);
}

.ui18-logo img {
  width: 2.4rem;
  height: 2.4rem;
}

/* Navigation */
.ui18-nav {
  display: flex;
  align-items: center;
  gap: var(--ui18-spacing-sm);
}

.ui18-nav-btn {
  padding: var(--ui18-spacing-xs) var(--ui18-spacing-md);
  border: none;
  border-radius: var(--ui18-radius-md);
  font-size: var(--ui18-font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: var(--ui18-transition);
  min-width: 6rem;
  min-height: 3.2rem;
}

.ui18-nav-btn-primary {
  background: var(--ui18-primary);
  color: var(--ui18-text);
  box-shadow: 0 2px 5px rgba(210, 105, 30, 0.3);
}

.ui18-nav-btn-primary:hover {
  background: var(--ui18-chocolate);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(210, 105, 30, 0.4);
}

.ui18-nav-btn-secondary {
  background: transparent;
  color: var(--ui18-text);
  border: 1px solid var(--ui18-secondary);
}

.ui18-nav-btn-secondary:hover {
  background: var(--ui18-secondary);
  color: var(--ui18-dark);
}

.ui18-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--ui18-text);
  font-size: var(--ui18-font-size-xl);
  cursor: pointer;
  padding: var(--ui18-spacing-xs);
}

/* Mobile menu */
.ui18-mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 300px;
  height: 100vh;
  background: var(--ui18-dark);
  z-index: 9999;
  transition: right 0.3s ease;
  overflow-y: auto;
  padding: var(--ui18-spacing-xl) var(--ui18-spacing-md);
}

.ui18-mobile-menu.active {
  right: 0;
}

.ui18-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: var(--ui18-transition);
}

.ui18-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.ui18-menu-close {
  position: absolute;
  top: var(--ui18-spacing-md);
  right: var(--ui18-spacing-md);
  background: none;
  border: none;
  color: var(--ui18-text);
  font-size: var(--ui18-font-size-2xl);
  cursor: pointer;
}

.ui18-menu-list {
  list-style: none;
  margin-top: var(--ui18-spacing-xl);
}

.ui18-menu-item {
  margin-bottom: var(--ui18-spacing-sm);
}

.ui18-menu-link {
  display: block;
  padding: var(--ui18-spacing-sm) 0;
  color: var(--ui18-text);
  text-decoration: none;
  font-size: var(--ui18-font-size-base);
  transition: var(--ui18-transition);
}

.ui18-menu-link:hover {
  color: var(--ui18-primary);
}

/* Main content */
.ui18-main {
  padding-top: 6rem; /* Space for fixed header */
  min-height: 100vh;
}

/* Carousel */
.ui18-carousel {
  position: relative;
  margin-bottom: var(--ui18-spacing-xl);
  border-radius: var(--ui18-radius-lg);
  overflow: hidden;
}

.ui18-carousel-inner {
  position: relative;
  height: 200px;
}

.ui18-carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s ease;
  cursor: pointer;
}

.ui18-carousel-slide.active {
  opacity: 1;
}

.ui18-carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ui18-carousel-dots {
  position: absolute;
  bottom: var(--ui18-spacing-sm);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--ui18-spacing-xs);
}

.ui18-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--ui18-radius-full);
  background: rgba(248, 249, 250, 0.5);
  cursor: pointer;
  transition: var(--ui18-transition);
}

.ui18-carousel-dot.active {
  background: var(--ui18-text);
  width: 20px;
}

/* Buttons */
.ui18-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--ui18-spacing-sm) var(--ui18-spacing-lg);
  border: none;
  border-radius: var(--ui18-radius-md);
  font-size: var(--ui18-font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: var(--ui18-transition);
  text-decoration: none;
  min-height: 4rem;
  min-width: 12rem;
}

.ui18-btn-primary {
  background: var(--ui18-primary);
  color: var(--ui18-text);
  box-shadow: 0 2px 5px rgba(210, 105, 30, 0.3);
}

.ui18-btn-primary:hover {
  background: var(--ui18-chocolate);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(210, 105, 30, 0.4);
}

.ui18-btn-secondary {
  background: transparent;
  color: var(--ui18-text);
  border: 1px solid var(--ui18-secondary);
}

.ui18-btn-secondary:hover {
  background: var(--ui18-secondary);
  color: var(--ui18-dark);
}

/* Cards */
.ui18-card {
  background: linear-gradient(135deg, rgba(38, 38, 38, 0.8) 0%, rgba(160, 82, 45, 0.1) 100%);
  border: 1px solid var(--ui18-border);
  border-radius: var(--ui18-radius-lg);
  padding: var(--ui18-spacing-md);
  margin-bottom: var(--ui18-spacing-md);
  backdrop-filter: blur(10px);
  transition: var(--ui18-transition);
}

.ui18-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.ui18-card-title {
  font-size: var(--ui18-font-size-lg);
  font-weight: 700;
  margin-bottom: var(--ui18-spacing-sm);
  color: var(--ui18-primary);
}

/* Game grid */
.ui18-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--ui18-spacing-sm);
  margin-bottom: var(--ui18-spacing-xl);
}

.ui18-game-item {
  background: rgba(248, 249, 250, 0.05);
  border-radius: var(--ui18-radius-md);
  padding: var(--ui18-spacing-xs);
  text-align: center;
  transition: var(--ui18-transition);
  cursor: pointer;
}

.ui18-game-item:hover {
  background: rgba(210, 105, 30, 0.2);
  transform: scale(1.05);
}

.ui18-game-icon {
  width: 100%;
  height: 60px;
  object-fit: contain;
  margin-bottom: var(--ui18-spacing-xs);
}

.ui18-game-name {
  font-size: var(--ui18-font-size-xs);
  color: var(--ui18-text);
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Section */
.ui18-section {
  margin-bottom: var(--ui18-spacing-2xl);
}

.ui18-section-title {
  font-size: var(--ui18-font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--ui18-spacing-md);
  color: var(--ui18-primary);
  text-align: center;
}

/* Text utilities */
.ui18-text-center { text-align: center; }
.ui18-text-primary { color: var(--ui18-primary); }
.ui18-text-secondary { color: var(--ui18-text-secondary); }

/* Links */
.ui18-link {
  color: var(--ui18-primary);
  text-decoration: none;
  transition: var(--ui18-transition);
}

.ui18-link:hover {
  color: var(--ui18-chocolate);
  text-decoration: underline;
}

/* Footer */
.ui18-footer {
  background: linear-gradient(135deg, var(--ui18-dark) 0%, var(--ui18-saddle-brown) 100%);
  padding: var(--ui18-spacing-xl) 0 var(--ui18-spacing-2xl);
  margin-top: var(--ui18-spacing-2xl);
  border-top: 1px solid var(--ui18-border);
}

.ui18-footer-content {
  margin-bottom: var(--ui18-spacing-lg);
}

.ui18-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ui18-spacing-md);
  margin-bottom: var(--ui18-spacing-lg);
}

.ui18-footer-link {
  color: var(--ui18-text-secondary);
  text-decoration: none;
  font-size: var(--ui18-font-size-sm);
  transition: var(--ui18-transition);
}

.ui18-footer-link:hover {
  color: var(--ui18-text);
}

.ui18-partners {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ui18-spacing-md);
  justify-content: center;
  margin-bottom: var(--ui18-spacing-lg);
}

.ui18-partner-icon {
  width: 40px;
  height: 40px;
  object-fit: contain;
  opacity: 0.7;
  transition: var(--ui18-transition);
}

.ui18-partner-icon:hover {
  opacity: 1;
}

.ui18-copyright {
  text-align: center;
  font-size: var(--ui18-font-size-xs);
  color: var(--ui18-text-secondary);
}

/* Bottom navigation */
.ui18-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(135deg, var(--ui18-dark) 0%, var(--ui18-saddle-brown) 100%);
  border-top: 1px solid var(--ui18-border);
  padding: var(--ui18-spacing-xs) 0;
  display: flex;
  justify-content: space-around;
  height: 6rem;
}

.ui18-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 6rem;
  min-height: 5rem;
  cursor: pointer;
  transition: var(--ui18-transition);
  position: relative;
}

.ui18-bottom-nav-item:hover {
  transform: scale(1.1);
}

.ui18-bottom-nav-item.active {
  color: var(--ui18-primary);
}

.ui18-bottom-nav-item.active::before {
  content: '';
  position: absolute;
  top: -0.5rem;
  width: 4px;
  height: 4px;
  background: var(--ui18-primary);
  border-radius: 50%;
}

.ui18-bottom-nav-icon {
  font-size: 2.4rem;
  margin-bottom: 0.2rem;
  transition: var(--ui18-transition-fast);
}

.ui18-bottom-nav-item:hover .ui18-bottom-nav-icon {
  transform: translateY(-2px);
}

.ui18-bottom-nav-text {
  font-size: var(--ui18-font-size-xs);
  font-weight: 500;
}

/* Utility classes */
.ui18-mb-sm { margin-bottom: var(--ui18-spacing-sm); }
.ui18-mb-md { margin-bottom: var(--ui18-spacing-md); }
.ui18-mb-lg { margin-bottom: var(--ui18-spacing-lg); }
.ui18-mt-sm { margin-top: var(--ui18-spacing-sm); }
.ui18-mt-md { margin-top: var(--ui18-spacing-md); }
.ui18-mt-lg { margin-top: var(--ui18-spacing-lg); }

.ui18-hidden { display: none; }
.ui18-block { display: block; }
.ui18-inline-block { display: inline-block; }

/* Responsive design */
@media (max-width: 768px) {
  .ui18-nav {
    display: none;
  }

  .ui18-menu-toggle {
    display: block;
  }

  .ui18-game-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .ui18-main {
    padding-bottom: 8rem; /* Space for bottom nav */
  }
}

@media (min-width: 769px) {
  .ui18-bottom-nav {
    display: none;
  }
}

/* Animations */
@keyframes ui18-fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ui18-fade-in {
  animation: ui18-fadeIn 0.5s ease forwards;
}

/* Loading state */
.ui18-loading {
  position: relative;
  pointer-events: none;
}

.ui18-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2rem;
  height: 2rem;
  margin: -1rem 0 0 -1rem;
  border: 2px solid var(--ui18-text);
  border-top-color: transparent;
  border-radius: 50%;
  animation: ui18-spin 1s linear infinite;
}

@keyframes ui18-spin {
  to {
    transform: rotate(360deg);
  }
}