/**
 * Cardtime Casino - Main Stylesheet
 * All classes use gac0- prefix for namespace isolation
 * Mobile-first responsive design (max-width: 430px)
 */

/* ==================== CSS VARIABLES ==================== */
:root {
  /* Sky Blue & Gray Theme */
  --gac0-primary: #87CEEB;
  --gac0-secondary: #1B263B;
  --gac0-accent: #B0E0E6;
  --gac0-light: #CED4DA;

  /* Extended color palette */
  --gac0-dark: #0D1B2A;
  --gac0-text: #E0E1DD;
  --gac0-text-muted: #A8DADC;
  --gac0-border: #415A77;
  --gac0-success: #06D6A0;
  --gac0-warning: #FFD166;
  --gac0-danger: #EF476F;

  /* Spacing */
  --gac0-space-xs: 0.4rem;
  --gac0-space-sm: 0.8rem;
  --gac0-space-md: 1.6rem;
  --gac0-space-lg: 2.4rem;
  --gac0-space-xl: 3.2rem;

  /* Typography */
  --gac0-font-size-xs: 1.0rem;
  --gac0-font-size-sm: 1.2rem;
  --gac0-font-size-md: 1.4rem;
  --gac0-font-size-lg: 1.8rem;
  --gac0-font-size-xl: 2.4rem;

  /* Transitions */
  --gac0-transition: all 0.3s ease;
  --gac0-transition-fast: all 0.15s ease;
}

/* ==================== 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, sans-serif;
  font-size: var(--gac0-font-size-md);
  line-height: 1.5;
  color: var(--gac0-text);
  background-color: var(--gac0-secondary);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--gac0-primary);
  text-decoration: none;
  transition: var(--gac0-transition-fast);
}

a:hover {
  color: var(--gac0-accent);
}

/* ==================== HEADER ==================== */
.gac0-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, var(--gac0-secondary) 0%, var(--gac0-dark) 100%);
  padding: 1rem 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  transition: var(--gac0-transition);
}

.gac0-header.gac0-scrolled {
  padding: 0.5rem 0;
  background: rgba(27, 38, 59, 0.95);
  backdrop-filter: blur(10px);
}

.gac0-header-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--gac0-space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.gac0-logo {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.gac0-logo img {
  width: 28px;
  height: 28px;
}

.gac0-logo-text {
  font-size: var(--gac0-font-size-lg);
  font-weight: 700;
  color: var(--gac0-primary);
  text-transform: capitalize;
}

.gac0-header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.gac0-btn {
  padding: 0.8rem 1.6rem;
  border: none;
  border-radius: 6px;
  font-size: var(--gac0-font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: var(--gac0-transition-fast);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.gac0-btn-primary {
  background: linear-gradient(135deg, var(--gac0-primary) 0%, var(--gac0-accent) 100%);
  color: var(--gac0-dark);
}

.gac0-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(135, 206, 235, 0.4);
}

.gac0-btn-outline {
  background: transparent;
  border: 2px solid var(--gac0-primary);
  color: var(--gac0-primary);
}

.gac0-btn-outline:hover {
  background: var(--gac0-primary);
  color: var(--gac0-dark);
}

.gac0-menu-btn {
  background: none;
  border: none;
  color: var(--gac0-primary);
  font-size: 2.4rem;
  cursor: pointer;
  padding: 0.5rem;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ==================== MOBILE MENU ==================== */
.gac0-mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background: linear-gradient(180deg, var(--gac0-secondary) 0%, var(--gac0-dark) 100%);
  padding: 8rem 2rem 2rem;
  z-index: 9999;
  transition: right 0.3s ease;
  overflow-y: auto;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.5);
}

.gac0-mobile-menu.gac0-active {
  right: 0;
}

.gac0-mobile-menu-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  background: none;
  border: none;
  color: var(--gac0-light);
  font-size: 2.8rem;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
}

.gac0-mobile-menu nav a {
  display: block;
  padding: 1.2rem 0;
  color: var(--gac0-text);
  font-size: var(--gac0-font-size-md);
  border-bottom: 1px solid var(--gac0-border);
  transition: var(--gac0-transition-fast);
}

.gac0-mobile-menu nav a:hover {
  color: var(--gac0-primary);
  padding-left: 1rem;
}

/* ==================== MAIN CONTENT ==================== */
.gac0-main {
  margin-top: 6rem;
  min-height: 100vh;
}

@media (max-width: 768px) {
  .gac0-main {
    padding-bottom: 8rem;
  }
}

.gac0-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--gac0-space-md);
}

.gac0-section {
  padding: var(--gac0-space-xl) 0;
}

.gac0-section-title {
  font-size: var(--gac0-font-size-xl);
  font-weight: 700;
  color: var(--gac0-primary);
  margin-bottom: var(--gac0-space-lg);
  text-align: center;
}

/* ==================== CAROUSEL ==================== */
.gac0-carousel {
  position: relative;
  width: 100%;
  height: 240px;
  overflow: hidden;
  border-radius: 12px;
  margin-bottom: var(--gac0-space-lg);
}

.gac0-carousel-item {
  display: none;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.gac0-carousel-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gac0-carousel-dots {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.8rem;
}

.gac0-carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: var(--gac0-transition-fast);
}

.gac0-carousel-dot.gac0-active,
.gac0-carousel-dot:hover {
  background: var(--gac0-primary);
  transform: scale(1.2);
}

/* ==================== GAME GRID ==================== */
.gac0-game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 1.2rem;
  margin-top: var(--gac0-space-md);
}

.gac0-game-item {
  background: var(--gac0-dark);
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
  cursor: pointer;
  transition: var(--gac0-transition);
  border: 1px solid var(--gac0-border);
}

.gac0-game-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(135, 206, 235, 0.3);
  border-color: var(--gac0-primary);
}

.gac0-game-icon {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 6px;
  margin-bottom: 0.8rem;
  object-fit: cover;
}

.gac0-game-name {
  font-size: var(--gac0-font-size-xs);
  color: var(--gac0-text);
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-height: 1.3;
}

/* ==================== BOTTOM NAVIGATION ==================== */
.gac0-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, var(--gac0-dark) 0%, var(--gac0-secondary) 100%);
  padding: 0.8rem 0;
  z-index: 1000;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.3);
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 6rem;
}

.gac0-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--gac0-text-muted);
  cursor: pointer;
  transition: var(--gac0-transition-fast);
  min-width: 60px;
  min-height: 60px;
  text-decoration: none;
}

.gac0-bottom-nav-item i {
  font-size: 2.4rem;
  margin-bottom: 0.4rem;
}

.gac0-bottom-nav-item span {
  font-size: 1rem;
  font-weight: 500;
}

.gac0-bottom-nav-item:hover,
.gac0-bottom-nav-item.gac0-active {
  color: var(--gac0-primary);
  transform: scale(1.1);
}

@media (min-width: 769px) {
  .gac0-bottom-nav {
    display: none;
  }
}

/* ==================== FOOTER ==================== */
.gac0-footer {
  background: var(--gac0-dark);
  padding: var(--gac0-space-xl) 0 var(--gac0-space-md);
  margin-top: var(--gac0-space-xl);
  border-top: 2px solid var(--gac0-border);
}

.gac0-footer-content {
  display: grid;
  gap: var(--gac0-space-lg);
}

.gac0-footer-section h3 {
  color: var(--gac0-primary);
  font-size: var(--gac0-font-size-lg);
  margin-bottom: var(--gac0-space-md);
}

.gac0-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  list-style: none;
}

.gac0-footer-links a {
  color: var(--gac0-text-muted);
  font-size: var(--gac0-font-size-sm);
}

.gac0-partners {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  margin: var(--gac0-space-md) 0;
}

.gac0-partner-logo {
  width: 100%;
  padding: 0.8rem;
  background: var(--gac0-secondary);
  border-radius: 6px;
  border: 1px solid var(--gac0-border);
  transition: var(--gac0-transition-fast);
}

.gac0-partner-logo:hover {
  border-color: var(--gac0-primary);
  transform: scale(1.05);
}

.gac0-copyright {
  text-align: center;
  color: var(--gac0-text-muted);
  font-size: var(--gac0-font-size-xs);
  padding-top: var(--gac0-space-md);
  border-top: 1px solid var(--gac0-border);
  margin-top: var(--gac0-space-lg);
}

/* ==================== UTILITY CLASSES ==================== */
.gac0-text-center { text-align: center; }
.gac0-text-primary { color: var(--gac0-primary); }
.gac0-text-muted { color: var(--gac0-text-muted); }
.gac0-mt-sm { margin-top: var(--gac0-space-sm); }
.gac0-mt-md { margin-top: var(--gac0-space-md); }
.gac0-mt-lg { margin-top: var(--gac0-space-lg); }
.gac0-mb-sm { margin-bottom: var(--gac0-space-sm); }
.gac0-mb-md { margin-bottom: var(--gac0-space-md); }
.gac0-mb-lg { margin-bottom: var(--gac0-space-lg); }

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 430px) {
  .gac0-game-grid {
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 1rem;
  }

  .gac0-btn {
    padding: 0.6rem 1.2rem;
    font-size: var(--gac0-font-size-xs);
  }

  .gac0-logo-text {
    font-size: var(--gac0-font-size-md);
  }
}

@media (min-width: 768px) {
  .gac0-game-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  }

  .gac0-carousel {
    height: 400px;
  }

  .gac0-footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .gac0-game-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }

  .gac0-footer-content {
    grid-template-columns: repeat(3, 1fr);
  }
}