/* 2JL Gaming Platform Theme - Mobile First Design */
/* All CSS classes use "sb4e-" prefix for consistency */

:root {
  --sb4e-primary: #BA55D3;
  --sb4e-secondary: #8B008B;
  --sb4e-dark: #0E1621;
  --sb4e-accent: #00BFFF;
  --sb4e-purple: #4B0082;
  --sb4e-white: #ffffff;
  --sb4e-gray-100: #f8f9fa;
  --sb4e-gray-200: #e9ecef;
  --sb4e-gray-300: #dee2e6;
  --sb4e-gray-600: #6c757d;
  --sb4e-gray-800: #343a40;
  --sb4e-success: #28a745;
  --sb4e-warning: #ffc107;
  --sb4e-danger: #dc3545;
  
  /* Typography */
  --sb4e-font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --sb4e-font-size-base: 1.4rem;
  --sb4e-line-height: 1.5;
  
  /* Spacing */
  --sb4e-spacing-xs: 0.4rem;
  --sb4e-spacing-sm: 0.8rem;
  --sb4e-spacing-md: 1.6rem;
  --sb4e-spacing-lg: 2.4rem;
  --sb4e-spacing-xl: 3.2rem;
  
  /* Border radius */
  --sb4e-border-radius: 0.8rem;
  --sb4e-border-radius-lg: 1.2rem;
  
  /* Shadows */
  --sb4e-shadow: 0 0.2rem 0.8rem rgba(0,0,0,0.15);
  --sb4e-shadow-lg: 0 0.4rem 1.6rem rgba(0,0,0,0.25);
}

/* Base styles */
html {
  font-size: 62.5%; /* 1rem = 10px */
}

body {
  font-family: var(--sb4e-font-family);
  font-size: var(--sb4e-font-size-base);
  line-height: var(--sb4e-line-height);
  color: var(--sb4e-white);
  background: linear-gradient(135deg, var(--sb4e-dark) 0%, var(--sb4e-secondary) 100%);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Typography */
.sb4e-h1, .sb4e-h2, .sb4e-h3, .sb4e-h4, .sb4e-h5, .sb4e-h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--sb4e-spacing-md);
  color: var(--sb4e-white);
}

.sb4e-h1 { font-size: 2.8rem; }
.sb4e-h2 { font-size: 2.4rem; }
.sb4e-h3 { font-size: 2.0rem; }
.sb4e-h4 { font-size: 1.8rem; }
.sb4e-h5 { font-size: 1.6rem; }
.sb4e-h6 { font-size: 1.4rem; }

/* Layout */
.sb4e-container {
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
  padding: 0 var(--sb4e-spacing-md);
}

.sb4e-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.sb4e-main {
  flex: 1;
  padding-bottom: 8rem; /* Space for bottom nav */
}

/* Grid System */
.sb4e-grid {
  display: grid;
  gap: var(--sb4e-spacing-md);
}

.sb4e-grid-2 { grid-template-columns: repeat(2, 1fr); }
.sb4e-grid-3 { grid-template-columns: repeat(3, 1fr); }
.sb4e-grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Header */
.sb4e-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(14, 22, 33, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  z-index: 1000;
  transition: all 0.3s ease;
}

.sb4e-header.sb4e-scrolled {
  background: rgba(14, 22, 33, 0.98);
  box-shadow: var(--sb4e-shadow);
}

.sb4e-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sb4e-spacing-sm) var(--sb4e-spacing-md);
  min-height: 5.6rem;
}

.sb4e-logo {
  display: flex;
  align-items: center;
  gap: var(--sb4e-spacing-xs);
  text-decoration: none;
  color: var(--sb4e-white);
  font-weight: 700;
  font-size: 1.8rem;
}

.sb4e-logo-img {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: var(--sb4e-border-radius);
}

.sb4e-nav-actions {
  display: flex;
  align-items: center;
  gap: var(--sb4e-spacing-sm);
}

.sb4e-hamburger {
  display: flex;
  flex-direction: column;
  width: 2.4rem;
  height: 2.4rem;
  cursor: pointer;
  padding: var(--sb4e-spacing-xs);
  background: none;
  border: none;
}

.sb4e-hamburger span {
  width: 100%;
  height: 2px;
  background: var(--sb4e-white);
  margin-bottom: 4px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.sb4e-hamburger.sb4e-active span:nth-child(1) {
  transform: rotate(45deg) translateY(6px);
}

.sb4e-hamburger.sb4e-active span:nth-child(2) {
  opacity: 0;
}

.sb4e-hamburger.sb4e-active span:nth-child(3) {
  transform: rotate(-45deg) translateY(-6px);
}

/* Mobile Menu */
.sb4e-mobile-menu {
  position: fixed;
  top: 5.6rem;
  left: -100%;
  width: 80%;
  height: calc(100vh - 5.6rem);
  background: var(--sb4e-dark);
  transition: left 0.3s ease;
  z-index: 999;
  overflow-y: auto;
}

.sb4e-mobile-menu.sb4e-menu-open {
  left: 0;
}

.sb4e-menu-overlay {
  position: fixed;
  top: 5.6rem;
  left: 0;
  width: 100%;
  height: calc(100vh - 5.6rem);
  background: rgba(0,0,0,0.5);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 998;
}

.sb4e-menu-overlay.sb4e-active {
  opacity: 1;
  visibility: visible;
}

.sb4e-menu-list {
  list-style: none;
  padding: var(--sb4e-spacing-md);
  margin: 0;
}

.sb4e-menu-item {
  margin-bottom: var(--sb4e-spacing-sm);
}

.sb4e-nav-link {
  display: block;
  padding: var(--sb4e-spacing-md);
  color: var(--sb4e-white);
  text-decoration: none;
  border-radius: var(--sb4e-border-radius);
  transition: all 0.3s ease;
  font-weight: 500;
}

.sb4e-nav-link:hover,
.sb4e-nav-link.sb4e-active {
  background: var(--sb4e-primary);
  color: var(--sb4e-white);
}

/* Buttons */
.sb4e-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--sb4e-spacing-sm) var(--sb4e-spacing-md);
  font-size: 1.4rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  border-radius: var(--sb4e-border-radius);
  cursor: pointer;
  transition: all 0.3s ease;
  min-height: 4.4rem;
  min-width: 4.4rem;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.sb4e-btn:active {
  transform: scale(0.95);
}

.sb4e-btn-primary {
  background: linear-gradient(135deg, var(--sb4e-primary), var(--sb4e-secondary));
  color: var(--sb4e-white);
}

.sb4e-btn-primary:hover {
  box-shadow: var(--sb4e-shadow);
  transform: translateY(-2px);
}

.sb4e-btn-secondary {
  background: var(--sb4e-accent);
  color: var(--sb4e-white);
}

.sb4e-btn-outline {
  background: transparent;
  color: var(--sb4e-primary);
  border: 2px solid var(--sb4e-primary);
}

.sb4e-btn-sm {
  padding: var(--sb4e-spacing-xs) var(--sb4e-spacing-sm);
  font-size: 1.2rem;
  min-height: 3.6rem;
}

.sb4e-btn-lg {
  padding: var(--sb4e-spacing-md) var(--sb4e-spacing-lg);
  font-size: 1.6rem;
  min-height: 5.2rem;
}

/* Cards */
.sb4e-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--sb4e-border-radius-lg);
  padding: var(--sb4e-spacing-md);
  margin-bottom: var(--sb4e-spacing-md);
  backdrop-filter: blur(10px);
}

.sb4e-card-header {
  margin-bottom: var(--sb4e-spacing-md);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding-bottom: var(--sb4e-spacing-sm);
}

/* Game Grid */
.sb4e-games-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sb4e-spacing-sm);
  margin-bottom: var(--sb4e-spacing-lg);
}

.sb4e-game-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--sb4e-spacing-sm);
  background: rgba(255,255,255,0.1);
  border-radius: var(--sb4e-border-radius);
  text-decoration: none;
  color: var(--sb4e-white);
  transition: all 0.3s ease;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.sb4e-game-item:hover,
.sb4e-game-item:active {
  background: rgba(186, 85, 211, 0.2);
  transform: translateY(-2px);
}

.sb4e-game-img {
  width: 4.8rem;
  height: 4.8rem;
  border-radius: var(--sb4e-border-radius);
  margin-bottom: var(--sb4e-spacing-xs);
  object-fit: cover;
}

.sb4e-game-name {
  font-size: 1.1rem;
  font-weight: 500;
  text-align: center;
  line-height: 1.2;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* Carousel */
.sb4e-carousel {
  position: relative;
  width: 100%;
  height: 20rem;
  margin-bottom: var(--sb4e-spacing-lg);
  border-radius: var(--sb4e-border-radius-lg);
  overflow: hidden;
}

.sb4e-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.sb4e-slide.sb4e-active {
  opacity: 1;
}

.sb4e-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Bottom Navigation */
.sb4e-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(14, 22, 33, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: var(--sb4e-spacing-xs) 0;
  z-index: 1000;
}

.sb4e-bottom-nav-container {
  display: flex;
  justify-content: space-around;
  align-items: center;
  max-width: 430px;
  margin: 0 auto;
}

.sb4e-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--sb4e-spacing-xs);
  color: var(--sb4e-gray-300);
  text-decoration: none;
  transition: all 0.3s ease;
  min-width: 4.4rem;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.sb4e-bottom-nav-item:hover,
.sb4e-bottom-nav-item.sb4e-active {
  color: var(--sb4e-primary);
  transform: scale(1.1);
}

.sb4e-bottom-nav-item i {
  font-size: 2.4rem;
  margin-bottom: 0.2rem;
}

.sb4e-bottom-nav-text {
  font-size: 1.0rem;
  font-weight: 500;
}

/* Promo buttons */
.sb4e-promo-btn {
  background: linear-gradient(135deg, var(--sb4e-accent), var(--sb4e-primary));
  color: var(--sb4e-white);
  padding: var(--sb4e-spacing-md) var(--sb4e-spacing-lg);
  border-radius: var(--sb4e-border-radius-lg);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.6rem;
  text-align: center;
  display: inline-block;
  transition: all 0.3s ease;
  box-shadow: var(--sb4e-shadow);
  -webkit-tap-highlight-color: transparent;
}

.sb4e-promo-btn:hover,
.sb4e-promo-btn:active {
  transform: translateY(-2px);
  box-shadow: var(--sb4e-shadow-lg);
}

/* Footer */
.sb4e-footer {
  background: var(--sb4e-dark);
  padding: var(--sb4e-spacing-lg) 0;
  margin-top: auto;
}

.sb4e-footer-content {
  max-width: 430px;
  margin: 0 auto;
  padding: 0 var(--sb4e-spacing-md);
}

.sb4e-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sb4e-spacing-sm);
  margin-bottom: var(--sb4e-spacing-md);
}

.sb4e-footer-link {
  color: var(--sb4e-gray-300);
  text-decoration: none;
  font-size: 1.2rem;
  transition: color 0.3s ease;
}

.sb4e-footer-link:hover {
  color: var(--sb4e-primary);
}

.sb4e-partners {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sb4e-spacing-sm);
  margin-bottom: var(--sb4e-spacing-md);
}

.sb4e-partner-img {
  width: 3.2rem;
  height: 3.2rem;
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.sb4e-partner-img:hover {
  opacity: 1;
}

.sb4e-copyright {
  text-align: center;
  color: var(--sb4e-gray-600);
  font-size: 1.2rem;
}

/* Utility classes */
.sb4e-text-center { text-align: center; }
.sb4e-text-left { text-align: left; }
.sb4e-text-right { text-align: right; }

.sb4e-mb-sm { margin-bottom: var(--sb4e-spacing-sm); }
.sb4e-mb-md { margin-bottom: var(--sb4e-spacing-md); }
.sb4e-mb-lg { margin-bottom: var(--sb4e-spacing-lg); }

.sb4e-mt-sm { margin-top: var(--sb4e-spacing-sm); }
.sb4e-mt-md { margin-top: var(--sb4e-spacing-md); }
.sb4e-mt-lg { margin-top: var(--sb4e-spacing-lg); }

.sb4e-p-sm { padding: var(--sb4e-spacing-sm); }
.sb4e-p-md { padding: var(--sb4e-spacing-md); }
.sb4e-p-lg { padding: var(--sb4e-spacing-lg); }

.sb4e-hidden { display: none; }
.sb4e-visible { display: block; }

.sb4e-no-scroll { overflow: hidden; }

/* Responsive adjustments */
@media (max-width: 375px) {
  .sb4e-games-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .sb4e-game-img {
    width: 4.0rem;
    height: 4.0rem;
  }
  
  .sb4e-game-name {
    font-size: 1.0rem;
  }
}

@media (min-width: 431px) {
  .sb4e-container {
    max-width: 430px;
  }
}

/* Loading states */
.sb4e-loading {
  opacity: 0.6;
  pointer-events: none;
}

.sb4e-lazy {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.sb4e-lazy.loaded {
  opacity: 1;
}

/* Animation keyframes */
@keyframes sb4e-fadeIn {
  from { opacity: 0; transform: translateY(2rem); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes sb4e-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.sb4e-fade-in {
  animation: sb4e-fadeIn 0.6s ease-out;
}

.sb4e-pulse {
  animation: sb4e-pulse 2s infinite;
}