/**
 * Dream Jili CSS Layout Module
 * Mobile-first gaming platform styles
 * Prefix: ve87-
 */

/* CSS Variables - Color Palette */
:root {
  /* Primary colors from specification */
  --ve87-primary: #F08080;      /* Light coral */
  --ve87-secondary: #FFC0CB;    /* Pink */
  --ve87-accent: #E91E63;       /* Deep pink */
  --ve87-dark: #1A1A1A;         /* Dark background */
  --ve87-light: #90EE90;        /* Light green */

  /* Extended color palette */
  --ve87-bg-primary: #121212;
  --ve87-bg-secondary: #1E1E1E;
  --ve87-bg-card: #2A2A2A;
  --ve87-text-primary: #FFFFFF;
  --ve87-text-secondary: #CCCCCC;
  --ve87-text-muted: #999999;
  --ve87-border: #333333;
  --ve87-shadow: rgba(0, 0, 0, 0.3);
  --ve87-gradient: linear-gradient(135deg, #F08080 0%, #E91E63 100%);

  /* Typography */
  --ve87-font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
  --ve87-font-mono: 'SF Mono', Monaco, 'Cascadia Code', monospace;

  /* Spacing */
  --ve87-spacing-xs: 0.4rem;
  --ve87-spacing-sm: 0.8rem;
  --ve87-spacing-md: 1.6rem;
  --ve87-spacing-lg: 2.4rem;
  --ve87-spacing-xl: 3.2rem;

  /* Layout */
  --ve87-container-max: 430px;
  --ve87-header-height: 56px;
  --ve87-bottom-nav-height: 64px;
  --ve87-border-radius: 8px;
  --ve87-border-radius-lg: 16px;

  /* Transitions */
  --ve87-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --ve87-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: var(--ve87-font-primary);
  font-size: 1.4rem;
  line-height: 1.5;
  color: var(--ve87-text-primary);
  background: var(--ve87-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(--ve87-bottom-nav-height);
  }
}

/* Typography */
.ve87-h1 {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--ve87-spacing-md);
  background: var(--ve87-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.ve87-h2 {
  font-size: 2rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--ve87-spacing-sm);
  color: var(--ve87-text-primary);
}

.ve87-h3 {
  font-size: 1.6rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: var(--ve87-spacing-xs);
  color: var(--ve87-text-primary);
}

.ve87-text {
  font-size: 1.4rem;
  line-height: 1.5;
  color: var(--ve87-text-secondary);
  margin-bottom: var(--ve87-spacing-sm);
}

.ve87-text-sm {
  font-size: 1.2rem;
  line-height: 1.4;
  color: var(--ve87-text-muted);
}

/* Layout Components */
.ve87-container {
  max-width: var(--ve87-container-max);
  margin: 0 auto;
  padding: 0 var(--ve87-spacing-sm);
}

.ve87-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.ve87-main {
  flex: 1;
  padding-top: var(--ve87-header-height);
}

.ve87-grid {
  display: grid;
  gap: var(--ve87-spacing-sm);
}

.ve87-flex {
  display: flex;
  align-items: center;
}

.ve87-flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ve87-flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Header */
.ve87-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--ve87-header-height);
  background: var(--ve87-bg-primary);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ve87-border);
  z-index: 1000;
  transition: var(--ve87-transition);
}

.ve87-header-content {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--ve87-spacing-sm);
}

.ve87-logo {
  display: flex;
  align-items: center;
  gap: var(--ve87-spacing-xs);
  text-decoration: none;
  color: var(--ve87-text-primary);
  font-weight: 700;
  font-size: 1.8rem;
}

.ve87-logo-icon {
  width: 24px;
  height: 24px;
  background: var(--ve87-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
}

/* Header Buttons */
.ve87-header-buttons {
  display: flex;
  align-items: center;
  gap: var(--ve87-spacing-xs);
}

.ve87-btn {
  padding: var(--ve87-spacing-xs) var(--ve87-spacing-sm);
  border: none;
  border-radius: var(--ve87-border-radius);
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--ve87-transition-fast);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px; /* Touch-friendly */
  min-width: 44px;
  white-space: nowrap;
}

.ve87-btn-primary {
  background: var(--ve87-gradient);
  color: white;
  box-shadow: 0 2px 8px rgba(240, 128, 128, 0.3);
}

.ve87-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(240, 128, 128, 0.4);
}

.ve87-btn-secondary {
  background: var(--ve87-bg-card);
  color: var(--ve87-text-primary);
  border: 1px solid var(--ve87-border);
}

.ve87-btn-secondary:hover {
  background: var(--ve87-bg-secondary);
  transform: translateY(-1px);
}

/* Mobile Menu */
.ve87-hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 24px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

.ve87-hamburger span {
  width: 100%;
  height: 2px;
  background: var(--ve87-text-primary);
  transition: var(--ve87-transition-fast);
}

.ve87-hamburger.x63fe-active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.ve87-hamburger.x63fe-active span:nth-child(2) {
  opacity: 0;
}

.ve87-hamburger.x63fe-active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

.ve87-mobile-menu {
  position: fixed;
  top: var(--ve87-header-height);
  left: 0;
  right: 0;
  background: var(--ve87-bg-primary);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ve87-border);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: var(--ve87-transition);
  z-index: 9999;
  max-height: calc(100vh - var(--ve87-header-height));
  overflow-y: auto;
}

.ve87-mobile-menu.x63fe-active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.ve87-mobile-nav {
  padding: var(--ve87-spacing-md);
}

.ve87-mobile-nav-item {
  display: block;
  padding: var(--ve87-spacing-sm);
  color: var(--ve87-text-primary);
  text-decoration: none;
  border-radius: var(--ve87-border-radius);
  transition: var(--ve87-transition-fast);
  font-weight: 500;
}

.ve87-mobile-nav-item:hover {
  background: var(--ve87-bg-secondary);
  color: var(--ve87-primary);
}

/* Desktop Navigation */
.ve87-desktop-nav {
  display: flex;
  align-items: center;
  gap: var(--ve87-spacing-md);
}

.ve87-nav-item {
  color: var(--ve87-text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--ve87-transition-fast);
  padding: var(--ve87-spacing-xs) var(--ve87-spacing-sm);
  border-radius: var(--ve87-border-radius);
}

.ve87-nav-item:hover {
  color: var(--ve87-primary);
  background: var(--ve87-bg-secondary);
}

/* Carousel */
.ve87-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--ve87-border-radius-lg);
  margin-bottom: var(--ve87-spacing-lg);
}

.ve87-carousel-inner {
  display: flex;
  transition: transform 0.5s ease;
}

.ve87-slide {
  min-width: 100%;
  position: relative;
  cursor: pointer;
}

.ve87-slide img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.ve87-carousel-indicators {
  position: absolute;
  bottom: var(--ve87-spacing-sm);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--ve87-spacing-xs);
}

.ve87-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: var(--ve87-transition-fast);
}

.ve87-dot.x63fe-active {
  background: var(--ve87-primary);
  transform: scale(1.2);
}

/* Game Cards */
.ve87-game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: var(--ve87-spacing-xs);
  margin-bottom: var(--ve87-spacing-lg);
}

.ve87-game-card {
  background: var(--ve87-bg-card);
  border-radius: var(--ve87-border-radius);
  overflow: hidden;
  transition: var(--ve87-transition-fast);
  cursor: pointer;
  text-decoration: none;
  border: 1px solid var(--ve87-border);
}

.ve87-game-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--ve87-shadow);
  border-color: var(--ve87-primary);
}

.ve87-game-image {
  width: 100%;
  height: 60px;
  object-fit: cover;
  background: var(--ve87-bg-secondary);
}

.ve87-game-title {
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  padding: var(--ve87-spacing-xs);
  color: var(--ve87-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Content Sections */
.ve87-section {
  margin-bottom: var(--ve87-spacing-xl);
  padding: var(--ve87-spacing-md);
  background: var(--ve87-bg-card);
  border-radius: var(--ve87-border-radius-lg);
  border: 1px solid var(--ve87-border);
}

.ve87-section-title {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--ve87-primary);
  margin-bottom: var(--ve87-spacing-md);
  text-align: center;
}

/* Footer */
.ve87-footer {
  background: var(--ve87-bg-secondary);
  border-top: 1px solid var(--ve87-border);
  padding: var(--ve87-spacing-lg) 0;
  margin-top: var(--ve87-spacing-xl);
}

.ve87-footer-content {
  text-align: center;
}

.ve87-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--ve87-spacing-md);
  margin-bottom: var(--ve87-spacing-lg);
}

.ve87-footer-link {
  color: var(--ve87-text-secondary);
  text-decoration: none;
  font-size: 1.2rem;
  transition: var(--ve87-transition-fast);
}

.ve87-footer-link:hover {
  color: var(--ve87-primary);
}

.ve87-partners {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--ve87-spacing-md);
  margin-bottom: var(--ve87-spacing-lg);
}

.ve87-partner-logo {
  width: 32px;
  height: 32px;
  object-fit: contain;
  opacity: 0.7;
  transition: var(--ve87-transition-fast);
}

.ve87-partner-logo:hover {
  opacity: 1;
  transform: scale(1.1);
}

.ve87-copyright {
  font-size: 1rem;
  color: var(--ve87-text-muted);
  margin-top: var(--ve87-spacing-md);
}

/* Bottom Navigation */
.ve87-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--ve87-bottom-nav-height);
  background: var(--ve87-bg-primary);
  border-top: 1px solid var(--ve87-border);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 1000;
  backdrop-filter: blur(10px);
}

.ve87-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  min-height: 60px;
  padding: var(--ve87-spacing-xs);
  text-decoration: none;
  color: var(--ve87-text-secondary);
  transition: var(--ve87-transition-fast);
  cursor: pointer;
  border-radius: var(--ve87-border-radius);
}

.ve87-bottom-nav-item:hover {
  color: var(--ve87-primary);
  background: var(--ve87-bg-secondary);
}

.ve87-bottom-nav-item.x63fe-active {
  color: var(--ve87-primary);
  background: var(--ve87-bg-secondary);
}

.ve87-bottom-nav-icon {
  font-size: 2.4rem;
  margin-bottom: 0.2rem;
  transition: var(--ve87-transition-fast);
}

.ve87-bottom-nav-item.x63fe-active .ve87-bottom-nav-icon {
  transform: scale(1.1);
}

.ve87-bottom-nav-text {
  font-size: 1rem;
  font-weight: 500;
  white-space: nowrap;
}

/* Back to Top Button */
.ve87-back-to-top {
  position: fixed;
  bottom: 80px;
  right: var(--ve87-spacing-sm);
  width: 44px;
  height: 44px;
  background: var(--ve87-gradient);
  border: none;
  border-radius: 50%;
  color: white;
  font-size: 1.8rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--ve87-transition);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ve87-back-to-top.x63fe-visible {
  opacity: 1;
  visibility: visible;
}

.ve87-back-to-top:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(240, 128, 128, 0.4);
}

/* Utility Classes */
.ve87-text-center {
  text-align: center;
}

.ve87-text-left {
  text-align: left;
}

.ve87-text-right {
  text-align: right;
}

.ve87-mb-sm {
  margin-bottom: var(--ve87-spacing-sm);
}

.ve87-mb-md {
  margin-bottom: var(--ve87-spacing-md);
}

.ve87-mb-lg {
  margin-bottom: var(--ve87-spacing-lg);
}

.ve87-mt-sm {
  margin-top: var(--ve87-spacing-sm);
}

.ve87-mt-md {
  margin-top: var(--ve87-spacing-md);
}

.ve87-mt-lg {
  margin-top: var(--ve87-spacing-lg);
}

/* Responsive Design */
@media (max-width: 768px) {
  .ve87-desktop-nav {
    display: none;
  }

  .ve87-hamburger {
    display: flex;
  }

  .ve87-bottom-nav {
    display: flex;
  }
}

@media (min-width: 769px) {
  .ve87-bottom-nav {
    display: none;
  }

  .ve87-mobile-menu {
    display: none;
  }
}

/* Animation Classes */
.ve87-fade-in {
  animation: ve87-fadeIn 0.5s ease-in-out;
}

@keyframes ve87-fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ve87-slide-up {
  animation: ve87-slideUp 0.3s ease-out;
}

@keyframes ve87-slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

/* Loading States */
.ve87-loading {
  position: relative;
  overflow: hidden;
}

.ve87-loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  animation: ve87-loading 1.5s infinite;
}

@keyframes ve87-loading {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

/* Accessibility */
.ve87-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus styles for accessibility */
.ve87-btn:focus,
.ve87-nav-item:focus,
.ve87-game-card:focus {
  outline: 2px solid var(--ve87-primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --ve87-text-secondary: #FFFFFF;
    --ve87-text-muted: #CCCCCC;
    --ve87-border: #666666;
  }
}