/* SlotVIP PH CSS Design System - Part 1 */
/* All classes use sa26- prefix for namespace isolation */

/* CSS Variables - Color Palette */
:root {
  /* Primary Colors */
  --sa26-primary: #FF4500;      /* Orange Red */
  --sa26-secondary: #FFD700;    /* Gold */
  --sa26-accent: #FF1493;       /* Deep Pink */
  --sa26-info: #00CED1;         /* Dark Turquoise */
  --sa26-dark: #4B0082;         /* Indigo */
  --sa26-success: #7FFF00;      /* Chartreuse */

  /* Neutral Colors */
  --sa26-bg-dark: #121212;
  --sa26-bg-light: #1a1a1a;
  --sa26-text-primary: #ffffff;
  --sa26-text-secondary: #cccccc;
  --sa26-text-muted: #999999;

  /* Semantic Colors */
  --sa26-border: #333333;
  --sa26-shadow: rgba(0, 0, 0, 0.5);
  --sa26-gradient-primary: linear-gradient(135deg, #FF4500, #FF1493);
  --sa26-gradient-secondary: linear-gradient(135deg, #FFD700, #7FFF00);

  /* Typography */
  --sa26-font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --sa26-font-mono: 'Fira Code', 'Courier New', monospace;

  /* Spacing */
  --sa26-spacing-xs: 0.25rem;
  --sa26-spacing-sm: 0.5rem;
  --sa26-spacing-md: 1rem;
  --sa26-spacing-lg: 1.5rem;
  --sa26-spacing-xl: 2rem;
  --sa26-spacing-xxl: 3rem;

  /* Border Radius */
  --sa26-radius-sm: 0.25rem;
  --sa26-radius-md: 0.5rem;
  --sa26-radius-lg: 0.75rem;
  --sa26-radius-xl: 1rem;

  /* Shadows */
  --sa26-shadow-sm: 0 1px 2px var(--sa26-shadow);
  --sa26-shadow-md: 0 4px 6px var(--sa26-shadow);
  --sa26-shadow-lg: 0 10px 15px var(--sa26-shadow);
  --sa26-shadow-xl: 0 20px 25px var(--sa26-shadow);

  /* Transitions */
  --sa26-transition-fast: 0.15s ease;
  --sa26-transition-normal: 0.3s ease;
  --sa26-transition-slow: 0.5s ease;
}

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

html {
  font-size: 62.5%; /* 1rem = 10px */
  scroll-behavior: smooth;
}

body {
  font-family: var(--sa26-font-primary);
  font-size: 1.6rem;
  line-height: 1.5;
  color: var(--sa26-text-primary);
  background: var(--sa26-bg-dark);
  overflow-x: hidden;
}

/* Mobile-first responsive design */
@media (max-width: 768px) {
  body {
    padding-bottom: 8rem; /* Space for bottom nav */
  }
}

/* Typography */
.sa26-h1 {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--sa26-spacing-md);
  background: var(--sa26-gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sa26-h2 {
  font-size: 2rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--sa26-spacing-sm);
  color: var(--sa26-secondary);
}

.sa26-h3 {
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: var(--sa26-spacing-sm);
  color: var(--sa26-text-primary);
}

.sa26-text {
  font-size: 1.6rem;
  line-height: 1.6;
  color: var(--sa26-text-secondary);
  margin-bottom: var(--sa26-spacing-md);
}

.sa26-text-sm {
  font-size: 1.4rem;
  line-height: 1.5;
  color: var(--sa26-text-muted);
}

/* Layout Components */
.sa26-container {
  width: 100%;
  max-width: 43rem; /* Mobile-first: 430px max */
  margin: 0 auto;
  padding: 0 var(--sa26-spacing-md);
}

.sa26-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.sa26-main {
  flex: 1;
  padding-top: 7rem; /* Space for fixed header */
}

.sa26-grid {
  display: grid;
  gap: var(--sa26-spacing-md);
}

.sa26-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.sa26-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.sa26-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* Header */
.sa26-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, var(--sa26-bg-dark), var(--sa26-bg-light));
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--sa26-border);
  z-index: 1000;
  padding: var(--sa26-spacing-sm) 0;
}

.sa26-header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--sa26-spacing-md);
}

.sa26-logo {
  display: flex;
  align-items: center;
  gap: var(--sa26-spacing-sm);
  text-decoration: none;
  color: var(--sa26-text-primary);
}

.sa26-logo-icon {
  width: 2.4rem;
  height: 2.4rem;
  background: var(--sa26-gradient-primary);
  border-radius: var(--sa26-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: bold;
}

.sa26-logo-text {
  font-size: 1.8rem;
  font-weight: 700;
  background: var(--sa26-gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sa26-header-actions {
  display: flex;
  align-items: center;
  gap: var(--sa26-spacing-sm);
}

/* Buttons */
.sa26-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--sa26-spacing-sm) var(--sa26-spacing-md);
  border: none;
  border-radius: var(--sa26-radius-md);
  font-size: 1.4rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--sa26-transition-fast);
  min-height: 4.4rem; /* Touch-friendly */
  min-width: 4.4rem;
}

.sa26-btn-primary {
  background: var(--sa26-gradient-primary);
  color: white;
  box-shadow: var(--sa26-shadow-md);
}

.sa26-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--sa26-shadow-lg);
}

.sa26-btn-secondary {
  background: var(--sa26-gradient-secondary);
  color: var(--sa26-bg-dark);
  box-shadow: var(--sa26-shadow-sm);
}

.sa26-btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--sa26-shadow-md);
}

.sa26-btn-outline {
  background: transparent;
  color: var(--sa26-secondary);
  border: 2px solid var(--sa26-secondary);
}

.sa26-btn-outline:hover {
  background: var(--sa26-secondary);
  color: var(--sa26-bg-dark);
}

/* Mobile Menu Button */
.sa26-menu-btn {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--sa26-spacing-sm);
  border-radius: var(--sa26-radius-sm);
  transition: all var(--sa26-transition-fast);
}

.sa26-menu-btn:hover {
  background: var(--sa26-bg-light);
}

.sa26-menu-line {
  width: 2rem;
  height: 0.2rem;
  background: var(--sa26-text-primary);
  border-radius: 0.1rem;
  transition: all var(--sa26-transition-fast);
}

.sa26-menu-btn.active .sa26-menu-line:nth-child(1) {
  transform: rotate(45deg) translate(0.5rem, 0.5rem);
}

.sa26-menu-btn.active .sa26-menu-line:nth-child(2) {
  opacity: 0;
}

.sa26-menu-btn.active .sa26-menu-line:nth-child(3) {
  transform: rotate(-45deg) translate(0.5rem, -0.5rem);
}

/* Mobile Menu */
.sa26-mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 30rem;
  height: 100vh;
  background: var(--sa26-bg-light);
  backdrop-filter: blur(10px);
  border-left: 1px solid var(--sa26-border);
  z-index: 9999;
  transition: right var(--sa26-transition-normal);
  overflow-y: auto;
}

.sa26-mobile-menu.active {
  right: 0;
}

.sa26-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: all var(--sa26-transition-normal);
}

.sa26-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.sa26-menu-header {
  padding: var(--sa26-spacing-lg);
  border-bottom: 1px solid var(--sa26-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sa26-menu-nav {
  padding: var(--sa26-spacing-md);
}

.sa26-menu-nav-item {
  display: block;
  padding: var(--sa26-spacing-md);
  color: var(--sa26-text-primary);
  text-decoration: none;
  border-radius: var(--sa26-radius-md);
  transition: all var(--sa26-transition-fast);
  margin-bottom: var(--sa26-spacing-xs);
}

.sa26-menu-nav-item:hover {
  background: var(--sa26-bg-dark);
  color: var(--sa26-secondary);
}

/* Carousel */
.sa26-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--sa26-radius-lg);
  margin-bottom: var(--sa26-spacing-xl);
  box-shadow: var(--sa26-shadow-lg);
}

.sa26-carousel-container {
  position: relative;
  height: 20rem;
}

.sa26-carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity var(--sa26-transition-normal);
  cursor: pointer;
}

.sa26-carousel-slide.active {
  opacity: 1;
}

.sa26-carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sa26-carousel-controls {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 var(--sa26-spacing-md);
}

.sa26-carousel-btn {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.5);
  border: none;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--sa26-transition-fast);
}

.sa26-carousel-btn:hover {
  background: rgba(0, 0, 0, 0.8);
  transform: scale(1.1);
}

.sa26-carousel-indicators {
  position: absolute;
  bottom: var(--sa26-spacing-md);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--sa26-spacing-xs);
}

.sa26-carousel-indicator {
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
  transition: all var(--sa26-transition-fast);
}

.sa26-carousel-indicator.active {
  background: var(--sa26-secondary);
  transform: scale(1.2);
}

/* Game Grid */
.sa26-game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(8rem, 1fr));
  gap: var(--sa26-spacing-sm);
  margin-bottom: var(--sa26-spacing-xl);
}

.sa26-game-card {
  background: var(--sa26-bg-light);
  border-radius: var(--sa26-radius-md);
  overflow: hidden;
  transition: all var(--sa26-transition-fast);
  cursor: pointer;
  border: 1px solid var(--sa26-border);
}

.sa26-game-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--sa26-shadow-md);
  border-color: var(--sa26-secondary);
}

.sa26-game-image {
  width: 100%;
  height: 8rem;
  object-fit: cover;
  background: var(--sa26-gradient-primary);
}

.sa26-game-title {
  padding: var(--sa26-spacing-xs);
  font-size: 1.2rem;
  font-weight: 500;
  text-align: center;
  color: var(--sa26-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Content Sections */
.sa26-section {
  margin-bottom: var(--sa26-spacing-xxl);
}

.sa26-section-title {
  font-size: 2rem;
  font-weight: 600;
  color: var(--sa26-secondary);
  margin-bottom: var(--sa26-spacing-lg);
  text-align: center;
}

.sa26-card {
  background: var(--sa26-bg-light);
  border-radius: var(--sa26-radius-lg);
  padding: var(--sa26-spacing-lg);
  margin-bottom: var(--sa26-spacing-md);
  border: 1px solid var(--sa26-border);
  box-shadow: var(--sa26-shadow-sm);
}

.sa26-card-title {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--sa26-secondary);
  margin-bottom: var(--sa26-spacing-md);
}

/* Bottom Navigation */
.sa26-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--sa26-bg-light);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--sa26-border);
  z-index: 1000;
  display: none; /* Hidden on desktop */
}

.sa26-bottom-nav-content {
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 6rem;
  padding: var(--sa26-spacing-xs) 0;
}

.sa26-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sa26-spacing-xs);
  min-width: 6rem;
  min-height: 5rem;
  padding: var(--sa26-spacing-xs);
  border: none;
  background: none;
  color: var(--sa26-text-muted);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--sa26-transition-fast);
  border-radius: var(--sa26-radius-md);
}

.sa26-bottom-nav-item:hover,
.sa26-bottom-nav-item.active {
  color: var(--sa26-secondary);
  background: var(--sa26-bg-dark);
  transform: scale(1.05);
}

.sa26-bottom-nav-icon {
  font-size: 2.4rem;
  line-height: 1;
}

.sa26-bottom-nav-text {
  font-size: 1rem;
  font-weight: 500;
  line-height: 1;
}

/* Footer */
.sa26-footer {
  background: var(--sa26-bg-light);
  border-top: 1px solid var(--sa26-border);
  padding: var(--sa26-spacing-xl) 0 var(--sa26-spacing-md);
  margin-top: var(--sa26-spacing-xxl);
}

.sa26-footer-content {
  text-align: center;
}

.sa26-partners {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sa26-spacing-md);
  margin-bottom: var(--sa26-spacing-lg);
}

.sa26-partner-logo {
  width: 4rem;
  height: 4rem;
  object-fit: contain;
  opacity: 0.7;
  transition: opacity var(--sa26-transition-fast);
}

.sa26-partner-logo:hover {
  opacity: 1;
}

.sa26-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sa26-spacing-md);
  margin-bottom: var(--sa26-spacing-lg);
}

.sa26-footer-link {
  color: var(--sa26-text-secondary);
  text-decoration: none;
  font-size: 1.4rem;
  transition: color var(--sa26-transition-fast);
}

.sa26-footer-link:hover {
  color: var(--sa26-secondary);
}

.sa26-footer-text {
  color: var(--sa26-text-muted);
  font-size: 1.2rem;
  margin-top: var(--sa26-spacing-md);
}

/* Responsive Design */
@media (max-width: 768px) {
  .sa26-bottom-nav {
    display: block; /* Show on mobile */
  }

  .sa26-container {
    padding: 0 var(--sa26-spacing-sm);
  }

  .sa26-game-grid {
    grid-template-columns: repeat(auto-fill, minmax(7rem, 1fr));
  }

  .sa26-carousel-container {
    height: 16rem;
  }
}

@media (min-width: 769px) {
  .sa26-mobile-menu {
    display: none;
  }

  .sa26-menu-btn {
    display: none;
  }

  .sa26-desktop-nav {
    display: flex;
    align-items: center;
    gap: var(--sa26-spacing-md);
  }
}

/* Utility Classes */
.sa26-text-center {
  text-align: center;
}

.sa26-text-left {
  text-align: left;
}

.sa26-text-right {
  text-align: right;
}

.sa26-mb-sm {
  margin-bottom: var(--sa26-spacing-sm);
}

.sa26-mb-md {
  margin-bottom: var(--sa26-spacing-md);
}

.sa26-mb-lg {
  margin-bottom: var(--sa26-spacing-lg);
}

.sa26-mb-xl {
  margin-bottom: var(--sa26-spacing-xl);
}

.sa26-mt-sm {
  margin-top: var(--sa26-spacing-sm);
}

.sa26-mt-md {
  margin-top: var(--sa26-spacing-md);
}

.sa26-mt-lg {
  margin-top: var(--sa26-spacing-lg);
}

.sa26-mt-xl {
  margin-top: var(--sa26-spacing-xl);
}

.sa26-hidden {
  display: none;
}

.sa26-visible {
  display: block;
}

/* Animations */
@keyframes sa26-fadeIn {
  from {
    opacity: 0;
    transform: translateY(2rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes sa26-slideInRight {
  from {
    transform: translateX(100%);
  }
  to {
    transform: translateX(0);
  }
}

.sa26-animate-fadeIn {
  animation: sa26-fadeIn 0.5s ease-out;
}

.sa26-animate-slideInRight {
  animation: sa26-slideInRight 0.3s ease-out;
}

/* Loading States */
.sa26-loading {
  position: relative;
  overflow: hidden;
}

.sa26-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: loading 1.5s infinite;
}

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