/**
 * Big Win Platform - Core Stylesheet
 * @version 1.0.0
 * @description Mobile-first responsive design for Big Win casino platform
 */

/* ============================================
   CSS Custom Properties (Variables)
   ============================================ */
:root {
  /* Brand Colors */
  --v8cf-primary: #C71585;
  --v8cf-secondary: #DC143C;
  --v8cf-accent: #AFEEEE;

  /* Background Colors */
  --v8cf-bg-dark: #2E4057;
  --v8cf-bg-darker: #1a2a3a;
  --v8cf-bg-light: #B2DFDB;

  /* Text Colors */
  --v8cf-text-primary: #CCCCCC;
  --v8cf-text-secondary: #AFEEEE;
  --v8cf-text-muted: #B2DFDB;

  /* Functional Colors */
  --v8cf-success: #4CAF50;
  --v8cf-warning: #FF9800;
  --v8cf-error: #f44336;
  --v8cf-info: #2196F3;

  /* Spacing */
  --v8cf-spacing-xs: 0.5rem;
  --v8cf-spacing-sm: 0.75rem;
  --v8cf-spacing-md: 1rem;
  --v8cf-spacing-lg: 1.5rem;
  --v8cf-spacing-xl: 2rem;

  /* Typography */
  --v8cf-font-size-base: 1.6rem;
  --v8cf-font-size-sm: 1.4rem;
  --v8cf-font-size-lg: 1.8rem;
  --v8cf-font-size-xl: 2.4rem;
  --v8cf-font-size-xxl: 3.2rem;

  /* Layout */
  --v8cf-max-width: 43rem;
  --v8cf-header-height: 6rem;
  --v8cf-bottom-nav-height: 6rem;
  --v8cf-border-radius: 0.8rem;
  --v8cf-transition: all 0.3s ease;
}

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

html {
  font-size: 62.5%;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  font-size: var(--v8cf-font-size-base);
  line-height: 1.5;
  color: var(--v8cf-text-primary);
  background-color: var(--v8cf-bg-dark);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.v8cf-loaded {
  animation: v8cf-fadeIn 0.5s ease-in;
}

@keyframes v8cf-fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  color: var(--v8cf-text-secondary);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--v8cf-spacing-md);
}

h1 {
  font-size: var(--v8cf-font-size-xl);
}

h2 {
  font-size: var(--v8cf-font-size-lg);
}

h3 {
  font-size: var(--v8cf-font-size-base);
}

p {
  margin-bottom: var(--v8cf-spacing-md);
}

a {
  color: var(--v8cf-accent);
  text-decoration: none;
  transition: var(--v8cf-transition);
}

a:hover {
  color: var(--v8cf-primary);
}

/* ============================================
   Layout Components
   ============================================ */
.v8cf-container {
  max-width: var(--v8cf-max-width);
  margin: 0 auto;
  padding: 0 var(--v8cf-spacing-md);
}

.v8cf-wrapper {
  padding: var(--v8cf-spacing-md) 0;
}

.v8cf-grid {
  display: grid;
  gap: var(--v8cf-spacing-md);
}

.v8cf-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.v8cf-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.v8cf-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.v8cf-flex {
  display: flex;
  gap: var(--v8cf-spacing-md);
}

.v8cf-flex-center {
  align-items: center;
  justify-content: center;
}

.v8cf-flex-between {
  justify-content: space-between;
}

.v8cf-flex-wrap {
  flex-wrap: wrap;
}

/* ============================================
   Header & Navigation
   ============================================ */
.v8cf-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--v8cf-header-height);
  background: linear-gradient(135deg, var(--v8cf-bg-darker) 0%, var(--v8cf-bg-dark) 100%);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  transition: var(--v8cf-transition);
}

.v8cf-header.v8cf-header-hidden {
  transform: translateY(-100%);
}

.v8cf-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 var(--v8cf-spacing-md);
  max-width: var(--v8cf-max-width);
  margin: 0 auto;
}

.v8cf-logo {
  display: flex;
  align-items: center;
  gap: var(--v8cf-spacing-sm);
  font-size: var(--v8cf-font-size-base);
  font-weight: 700;
  color: var(--v8cf-text-secondary);
}

.v8cf-logo-icon {
  width: 3.2rem;
  height: 3.2rem;
  border-radius: 50%;
  object-fit: cover;
}

.v8cf-header-actions {
  display: flex;
  gap: var(--v8cf-spacing-sm);
}

.v8cf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--v8cf-spacing-sm) var(--v8cf-spacing-md);
  font-size: var(--v8cf-font-size-sm);
  font-weight: 600;
  color: var(--v8cf-bg-dark);
  background: linear-gradient(135deg, var(--v8cf-primary) 0%, var(--v8cf-secondary) 100%);
  border: none;
  border-radius: var(--v8cf-border-radius);
  cursor: pointer;
  transition: var(--v8cf-transition);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.v8cf-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(199, 21, 133, 0.4);
}

.v8cf-btn:active {
  transform: translateY(0);
}

.v8cf-btn-outline {
  background: transparent;
  color: var(--v8cf-primary);
  border: 2px solid var(--v8cf-primary);
}

.v8cf-btn-outline:hover {
  background: var(--v8cf-primary);
  color: var(--v8cf-bg-dark);
}

.v8cf-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4.4rem;
  height: 4.4rem;
  background: transparent;
  border: none;
  color: var(--v8cf-text-secondary);
  font-size: 2.4rem;
  cursor: pointer;
  transition: var(--v8cf-transition);
}

.v8cf-menu-toggle:hover {
  color: var(--v8cf-primary);
}

/* ============================================
   Mobile Menu
   ============================================ */
.v8cf-mobile-menu {
  position: fixed;
  top: var(--v8cf-header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--v8cf-bg-darker);
  transform: translateX(100%);
  transition: transform 0.3s ease-in-out;
  z-index: 9999;
  overflow-y: auto;
  padding: var(--v8cf-spacing-lg);
}

.v8cf-mobile-menu.v8cf-menu-active {
  transform: translateX(0);
}

.v8cf-menu-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--v8cf-spacing-sm);
}

.v8cf-menu-link {
  display: flex;
  align-items: center;
  padding: var(--v8cf-spacing-md);
  font-size: var(--v8cf-font-size-base);
  color: var(--v8cf-text-primary);
  border-radius: var(--v8cf-border-radius);
  transition: var(--v8cf-transition);
}

.v8cf-menu-link:hover {
  background: rgba(199, 21, 133, 0.1);
  color: var(--v8cf-primary);
  transform: translateX(0.5rem);
}

.v8cf-menu-icon {
  margin-right: var(--v8cf-spacing-sm);
  font-size: 2rem;
}

/* ============================================
   Carousel
   ============================================ */
.v8cf-carousel {
  position: relative;
  width: 100%;
  height: 20rem;
  overflow: hidden;
  border-radius: var(--v8cf-border-radius);
  margin: var(--v8cf-spacing-lg) 0;
}

.v8cf-carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
}

.v8cf-carousel-slide.v8cf-slide-active {
  opacity: 1;
}

.v8cf-carousel-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.v8cf-carousel-dots {
  position: absolute;
  bottom: var(--v8cf-spacing-md);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--v8cf-spacing-sm);
}

.v8cf-carousel-dot {
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
  transition: var(--v8cf-transition);
}

.v8cf-carousel-dot.v8cf-dot-active {
  background: var(--v8cf-primary);
  transform: scale(1.2);
}

/* ============================================
   Card Components
   ============================================ */
.v8cf-card {
  background: var(--v8cf-bg-darker);
  border-radius: var(--v8cf-border-radius);
  padding: var(--v8cf-spacing-lg);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  transition: var(--v8cf-transition);
}

.v8cf-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.v8cf-card-title {
  font-size: var(--v8cf-font-size-lg);
  font-weight: 700;
  color: var(--v8cf-text-secondary);
  margin-bottom: var(--v8cf-spacing-md);
}

.v8cf-card-content {
  color: var(--v8cf-text-primary);
  line-height: 1.6;
}

/* ============================================
   Game Grid
   ============================================ */
.v8cf-game-section {
  margin: var(--v8cf-spacing-xl) 0;
}

.v8cf-section-title {
  font-size: var(--v8cf-font-size-lg);
  font-weight: 700;
  color: var(--v8cf-text-secondary);
  margin-bottom: var(--v8cf-spacing-md);
  padding-left: var(--v8cf-spacing-sm);
  border-left: 4px solid var(--v8cf-primary);
}

.v8cf-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--v8cf-spacing-sm);
}

.v8cf-game-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--v8cf-spacing-xs);
  padding: var(--v8cf-spacing-sm);
  background: var(--v8cf-bg-darker);
  border-radius: var(--v8cf-border-radius);
  transition: var(--v8cf-transition);
  cursor: pointer;
}

.v8cf-game-item:hover {
  transform: scale(1.05);
  background: rgba(199, 21, 133, 0.1);
}

.v8cf-game-icon {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 0.4rem;
}

.v8cf-game-name {
  font-size: 1rem;
  color: var(--v8cf-text-primary);
  text-align: center;
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* ============================================
   Bottom Navigation (Mobile)
   ============================================ */
.v8cf-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--v8cf-bottom-nav-height);
  background: linear-gradient(180deg, var(--v8cf-bg-darker) 0%, #0f1a24 100%);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.3);
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 1000;
  border-top: 1px solid rgba(175, 238, 238, 0.1);
}

.v8cf-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 6rem;
  min-height: 6rem;
  padding: var(--v8cf-spacing-xs);
  background: transparent;
  border: none;
  color: var(--v8cf-text-primary);
  transition: var(--v8cf-transition);
  cursor: pointer;
}

.v8cf-nav-item:hover {
  color: var(--v8cf-accent);
  transform: scale(1.1);
}

.v8cf-nav-item.v8cf-nav-active {
  color: var(--v8cf-primary);
}

.v8cf-nav-icon {
  font-size: 2.4rem;
  margin-bottom: 0.2rem;
}

.v8cf-nav-text {
  font-size: 1rem;
  font-weight: 500;
}

/* ============================================
   Footer
   ============================================ */
.v8cf-footer {
  background: var(--v8cf-bg-darker);
  padding: var(--v8cf-spacing-xl) 0 var(--v8cf-bottom-nav-height);
  margin-top: var(--v8cf-spacing-xl);
  border-top: 2px solid var(--v8cf-primary);
}

.v8cf-footer-content {
  text-align: center;
  color: var(--v8cf-text-muted);
}

.v8cf-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--v8cf-spacing-md);
  margin: var(--v8cf-spacing-lg) 0;
}

.v8cf-footer-link {
  color: var(--v8cf-text-secondary);
  font-size: var(--v8cf-font-size-sm);
  padding: var(--v8cf-spacing-xs) var(--v8cf-spacing-sm);
  border-radius: var(--v8cf-border-radius);
  transition: var(--v8cf-transition);
}

.v8cf-footer-link:hover {
  background: rgba(199, 21, 133, 0.1);
  color: var(--v8cf-primary);
}

.v8cf-partners {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--v8cf-spacing-md);
  margin: var(--v8cf-spacing-lg) 0;
}

.v8cf-partner-logo {
  height: 3rem;
  width: auto;
  opacity: 0.7;
  transition: var(--v8cf-transition);
}

.v8cf-partner-logo:hover {
  opacity: 1;
  transform: scale(1.05);
}

.v8cf-copyright {
  font-size: var(--v8cf-font-size-sm);
  color: var(--v8cf-text-muted);
  margin-top: var(--v8cf-spacing-lg);
}

/* ============================================
   Utility Classes
   ============================================ */
.v8cf-text-center {
  text-align: center;
}

.v8cf-text-primary {
  color: var(--v8cf-primary);
}

.v8cf-text-accent {
  color: var(--v8cf-accent);
}

.v8cf-mb-sm {
  margin-bottom: var(--v8cf-spacing-sm);
}

.v8cf-mb-md {
  margin-bottom: var(--v8cf-spacing-md);
}

.v8cf-mb-lg {
  margin-bottom: var(--v8cf-spacing-lg);
}

.v8cf-mt-sm {
  margin-top: var(--v8cf-spacing-sm);
}

.v8cf-mt-md {
  margin-top: var(--v8cf-spacing-md);
}

.v8cf-mt-lg {
  margin-top: var(--v8cf-spacing-lg);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (min-width: 769px) {
  .v8cf-bottom-nav {
    display: none;
  }

  .v8cf-menu-toggle {
    display: none;
  }

  main {
    padding-bottom: 0;
  }
}

@media (max-width: 768px) {
  main {
    padding-bottom: var(--v8cf-bottom-nav-height);
  }

  .v8cf-game-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 480px) {
  :root {
    --v8cf-font-size-base: 1.4rem;
  }

  .v8cf-game-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   Animation Keyframes
   ============================================ */
@keyframes v8cf-pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes v8cf-shake {
  0%, 100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-0.5rem);
  }
  75% {
    transform: translateX(0.5rem);
  }
}

.v8cf-animate-pulse {
  animation: v8cf-pulse 2s ease-in-out infinite;
}

.v8cf-animate-shake:hover {
  animation: v8cf-shake 0.5s ease-in-out;
}