/**
 * JLJL Boss CSS Design System - Mobile-First Gaming Platform
 * Version: 5ff0
 * Author: jljl boss
 * Description: Complete responsive design system for mobile gaming platform
 */

/* CSS Custom Properties */
:root {
  --s5ff-primary: #FFE135;
  --s5ff-secondary: #00B8D4;
  --s5ff-accent: #004D40;
  --s5ff-bg: #0F0F23;
  --s5ff-bg-light: #1a1a3a;
  --s5ff-text: #E0F2F1;
  --s5ff-text-muted: #B0BEC5;
  --s5ff-success: #4CAF50;
  --s5ff-warning: #FF9800;
  --s5ff-error: #F44336;
  --s5ff-border: #263238;
  --s5ff-shadow: rgba(15, 15, 35, 0.8);
  --s5ff-gradient: linear-gradient(135deg, var(--s5ff-primary), var(--s5ff-secondary));
  --s5ff-radius: 0.8rem;
  --s5ff-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --s5ff-font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --s5ff-header-height: 6rem;
  --s5ff-bottom-nav-height: 6.4rem;
}

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

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

body {
  font-family: var(--s5ff-font-family);
  font-size: 1.6rem;
  line-height: 1.5;
  color: var(--s5ff-text);
  background: var(--s5ff-bg);
  overflow-x: hidden;
}

/* Typography */
.s5ff-h1 { font-size: 3.2rem; font-weight: 700; line-height: 1.2; margin-bottom: 2rem; }
.s5ff-h2 { font-size: 2.8rem; font-weight: 600; line-height: 1.3; margin-bottom: 1.6rem; }
.s5ff-h3 { font-size: 2.4rem; font-weight: 600; line-height: 1.4; margin-bottom: 1.2rem; }
.s5ff-h4 { font-size: 2rem; font-weight: 500; line-height: 1.4; margin-bottom: 1rem; }
.s5ff-h5 { font-size: 1.8rem; font-weight: 500; line-height: 1.5; margin-bottom: 0.8rem; }
.s5ff-h6 { font-size: 1.6rem; font-weight: 500; line-height: 1.5; margin-bottom: 0.8rem; }

.s5ff-text-primary { color: var(--s5ff-primary); }
.s5ff-text-secondary { color: var(--s5ff-secondary); }
.s5ff-text-accent { color: var(--s5ff-accent); }
.s5ff-text-muted { color: var(--s5ff-text-muted); }
.s5ff-text-center { text-align: center; }
.s5ff-text-bold { font-weight: 700; }

/* Layout Containers */
.s5ff-container {
  max-width: 43rem;
  margin: 0 auto;
  padding: 0 1.6rem;
  width: 100%;
}

.s5ff-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-top: var(--s5ff-header-height);
  padding-bottom: var(--s5ff-bottom-nav-height);
}

.s5ff-main {
  flex: 1;
  padding: 2rem 0;
}

.s5ff-grid {
  display: grid;
  gap: 1.6rem;
}

.s5ff-grid-2 { grid-template-columns: repeat(2, 1fr); }
.s5ff-grid-3 { grid-template-columns: repeat(3, 1fr); }
.s5ff-grid-4 { grid-template-columns: repeat(4, 1fr); }

.s5ff-flex {
  display: flex;
  gap: 1.6rem;
}

.s5ff-flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.s5ff-flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.s5ff-flex-column {
  display: flex;
  flex-direction: column;
}

/* Header Styles */
.s5ff-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--s5ff-header-height);
  background: rgba(15, 15, 35, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--s5ff-border);
  z-index: 1000;
  transition: var(--s5ff-transition);
}

.s5ff-header-scrolled {
  background: rgba(15, 15, 35, 0.98);
  box-shadow: 0 2px 20px var(--s5ff-shadow);
}

.s5ff-header-hidden {
  transform: translateY(-100%);
}

.s5ff-header-content {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.6rem;
}

.s5ff-logo {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
  color: var(--s5ff-text);
  font-weight: 700;
  font-size: 2rem;
}

.s5ff-logo-icon {
  width: 3.2rem;
  height: 3.2rem;
  border-radius: 0.8rem;
  background: var(--s5ff-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
}

.s5ff-nav-desktop {
  display: none;
}

.s5ff-header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.s5ff-menu-btn {
  width: 4.4rem;
  height: 4.4rem;
  border: none;
  background: none;
  color: var(--s5ff-text);
  font-size: 2.4rem;
  cursor: pointer;
  border-radius: 0.8rem;
  transition: var(--s5ff-transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.s5ff-menu-btn:hover {
  background: var(--s5ff-bg-light);
}

/* Mobile Navigation */
.s5ff-mobile-menu {
  position: fixed;
  top: var(--s5ff-header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--s5ff-bg);
  transform: translateX(-100%);
  transition: var(--s5ff-transition);
  z-index: 999;
  overflow-y: auto;
}

.s5ff-mobile-menu.s5ff-active {
  transform: translateX(0);
}

.s5ff-nav-menu {
  padding: 2rem;
}

.s5ff-nav-item {
  margin-bottom: 1rem;
}

.s5ff-nav-link {
  display: block;
  padding: 1.6rem 2rem;
  color: var(--s5ff-text);
  text-decoration: none;
  border-radius: var(--s5ff-radius);
  transition: var(--s5ff-transition);
  font-weight: 500;
}

.s5ff-nav-link:hover {
  background: var(--s5ff-bg-light);
  color: var(--s5ff-primary);
}

.s5ff-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: var(--s5ff-transition);
  z-index: 998;
}

.s5ff-overlay.s5ff-active {
  opacity: 1;
  visibility: visible;
}

/* Button Styles */
.s5ff-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem 2.4rem;
  border: none;
  border-radius: var(--s5ff-radius);
  font-size: 1.6rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--s5ff-transition);
  min-height: 4.4rem;
  gap: 0.8rem;
  text-align: center;
}

.s5ff-btn-primary {
  background: var(--s5ff-gradient);
  color: var(--s5ff-bg);
}

.s5ff-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(255, 225, 53, 0.3);
}

.s5ff-btn-secondary {
  background: var(--s5ff-secondary);
  color: var(--s5ff-text);
}

.s5ff-btn-secondary:hover {
  background: #0097A7;
  transform: translateY(-2px);
}

.s5ff-btn-outline {
  background: transparent;
  border: 2px solid var(--s5ff-primary);
  color: var(--s5ff-primary);
}

.s5ff-btn-outline:hover {
  background: var(--s5ff-primary);
  color: var(--s5ff-bg);
}

.s5ff-btn-sm {
  padding: 0.8rem 1.6rem;
  font-size: 1.4rem;
  min-height: 3.6rem;
}

.s5ff-btn-lg {
  padding: 1.6rem 3.2rem;
  font-size: 1.8rem;
  min-height: 5.6rem;
}

.s5ff-btn-block {
  width: 100%;
}

/* Hero Carousel */
.s5ff-hero {
  position: relative;
  margin-bottom: 3rem;
}

.s5ff-carousel {
  position: relative;
  height: 20rem;
  border-radius: var(--s5ff-radius);
  overflow: hidden;
  background: var(--s5ff-bg-light);
}

.s5ff-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
  cursor: pointer;
}

.s5ff-slide.s5ff-active {
  opacity: 1;
}

.s5ff-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.s5ff-slide-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(15, 15, 35, 0.9));
  padding: 2rem;
  color: var(--s5ff-text);
}

/* Game Grid */
.s5ff-games-section {
  margin-bottom: 4rem;
}

.s5ff-section-title {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--s5ff-primary);
  margin-bottom: 2rem;
  text-align: center;
}

.s5ff-games-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.s5ff-game-item {
  background: var(--s5ff-bg-light);
  border-radius: var(--s5ff-radius);
  padding: 1.2rem;
  text-align: center;
  transition: var(--s5ff-transition);
  cursor: pointer;
  border: 2px solid transparent;
}

.s5ff-game-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px var(--s5ff-shadow);
  border-color: var(--s5ff-primary);
}

.s5ff-game-icon {
  width: 4.8rem;
  height: 4.8rem;
  border-radius: 0.8rem;
  margin: 0 auto 0.8rem;
  background: var(--s5ff-bg);
  object-fit: cover;
}

.s5ff-game-name {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--s5ff-text);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Cards and Sections */
.s5ff-card {
  background: var(--s5ff-bg-light);
  border-radius: var(--s5ff-radius);
  padding: 2rem;
  margin-bottom: 2rem;
  border: 1px solid var(--s5ff-border);
}

.s5ff-card-header {
  margin-bottom: 1.6rem;
  padding-bottom: 1.6rem;
  border-bottom: 1px solid var(--s5ff-border);
}

.s5ff-card-title {
  font-size: 2rem;
  font-weight: 600;
  color: var(--s5ff-primary);
}

.s5ff-section {
  margin-bottom: 4rem;
}

.s5ff-section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.s5ff-section-description {
  color: var(--s5ff-text-muted);
  font-size: 1.6rem;
  line-height: 1.6;
  max-width: 60rem;
  margin: 0 auto;
}

/* Feature Lists */
.s5ff-feature-list {
  list-style: none;
  margin: 2rem 0;
}

.s5ff-feature-item {
  padding: 1rem 0;
  border-bottom: 1px solid var(--s5ff-border);
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.s5ff-feature-item:last-child {
  border-bottom: none;
}

.s5ff-feature-icon {
  width: 2.4rem;
  height: 2.4rem;
  color: var(--s5ff-primary);
  flex-shrink: 0;
}

/* Stats Grid */
.s5ff-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.6rem;
  margin: 2rem 0;
}

.s5ff-stat-item {
  text-align: center;
  padding: 2rem;
  background: var(--s5ff-bg-light);
  border-radius: var(--s5ff-radius);
}

.s5ff-stat-value {
  font-size: 3.2rem;
  font-weight: 700;
  color: var(--s5ff-primary);
  display: block;
}

.s5ff-stat-label {
  font-size: 1.4rem;
  color: var(--s5ff-text-muted);
  margin-top: 0.4rem;
}

/* FAQ Section */
.s5ff-faq-item {
  background: var(--s5ff-bg-light);
  border-radius: var(--s5ff-radius);
  margin-bottom: 1.6rem;
  border: 1px solid var(--s5ff-border);
}

.s5ff-faq-question {
  padding: 2rem;
  font-weight: 600;
  color: var(--s5ff-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.s5ff-faq-answer {
  padding: 0 2rem 2rem;
  color: var(--s5ff-text-muted);
  line-height: 1.6;
}

/* Partners Grid */
.s5ff-partners-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.6rem;
  margin: 2rem 0;
}

.s5ff-partner-item {
  background: var(--s5ff-bg-light);
  border-radius: var(--s5ff-radius);
  padding: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1;
}

.s5ff-partner-logo {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.7);
  transition: var(--s5ff-transition);
}

.s5ff-partner-item:hover .s5ff-partner-logo {
  filter: grayscale(0%) opacity(1);
}

/* Bottom Navigation */
.s5ff-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--s5ff-bottom-nav-height);
  background: var(--s5ff-bg);
  border-top: 1px solid var(--s5ff-border);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0.8rem;
}

.s5ff-bottom-nav .s5ff-nav-item {
  flex: 1;
  margin: 0;
}

.s5ff-bottom-nav .s5ff-nav-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.8rem;
  min-height: 4.8rem;
  text-decoration: none;
  color: var(--s5ff-text-muted);
  font-size: 1.2rem;
  font-weight: 500;
  transition: var(--s5ff-transition);
  border-radius: 0.8rem;
}

.s5ff-bottom-nav .s5ff-nav-link:hover,
.s5ff-bottom-nav .s5ff-nav-item.s5ff-active .s5ff-nav-link {
  color: var(--s5ff-primary);
  background: rgba(255, 225, 53, 0.1);
}

.s5ff-nav-icon {
  font-size: 2.4rem;
  margin-bottom: 0.4rem;
}

.s5ff-nav-text {
  font-size: 1rem;
  line-height: 1;
}

/* Footer */
.s5ff-footer {
  background: var(--s5ff-bg-light);
  padding: 3rem 0;
  margin-top: 4rem;
  border-top: 1px solid var(--s5ff-border);
}

.s5ff-footer-content {
  text-align: center;
}

.s5ff-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2rem;
}

.s5ff-footer-link {
  color: var(--s5ff-text-muted);
  text-decoration: none;
  font-size: 1.4rem;
  transition: var(--s5ff-transition);
}

.s5ff-footer-link:hover {
  color: var(--s5ff-primary);
}

.s5ff-footer-text {
  color: var(--s5ff-text-muted);
  font-size: 1.4rem;
  line-height: 1.6;
}

/* Utility Classes */
.s5ff-hidden { display: none !important; }
.s5ff-visible { display: block !important; }
.s5ff-opacity-0 { opacity: 0; }
.s5ff-opacity-100 { opacity: 1; }

.s5ff-mt-1 { margin-top: 0.8rem; }
.s5ff-mt-2 { margin-top: 1.6rem; }
.s5ff-mt-3 { margin-top: 2.4rem; }
.s5ff-mt-4 { margin-top: 3.2rem; }

.s5ff-mb-1 { margin-bottom: 0.8rem; }
.s5ff-mb-2 { margin-bottom: 1.6rem; }
.s5ff-mb-3 { margin-bottom: 2.4rem; }
.s5ff-mb-4 { margin-bottom: 3.2rem; }

.s5ff-p-1 { padding: 0.8rem; }
.s5ff-p-2 { padding: 1.6rem; }
.s5ff-p-3 { padding: 2.4rem; }
.s5ff-p-4 { padding: 3.2rem; }

/* Loading Spinner */
.s5ff-loader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 15, 35, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: var(--s5ff-transition);
}

.s5ff-loader.s5ff-active {
  opacity: 1;
  visibility: visible;
}

.s5ff-spinner {
  width: 4rem;
  height: 4rem;
  border: 3px solid var(--s5ff-border);
  border-top: 3px solid var(--s5ff-primary);
  border-radius: 50%;
  animation: s5ff-spin 1s linear infinite;
}

@keyframes s5ff-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Tooltips */
.s5ff-tooltip {
  position: absolute;
  background: var(--s5ff-bg);
  color: var(--s5ff-text);
  padding: 0.8rem 1.2rem;
  border-radius: 0.4rem;
  font-size: 1.4rem;
  z-index: 10000;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
  border: 1px solid var(--s5ff-border);
}

.s5ff-tooltip.s5ff-visible {
  opacity: 1;
}

/* Responsive Design */
@media (min-width: 48rem) {
  .s5ff-container {
    max-width: 76.8rem;
  }
  
  .s5ff-games-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  
  .s5ff-stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .s5ff-partners-grid {
    grid-template-columns: repeat(10, 1fr);
  }
  
  .s5ff-bottom-nav {
    display: none;
  }
  
  .s5ff-nav-desktop {
    display: flex;
    align-items: center;
    gap: 2rem;
  }
  
  .s5ff-wrapper {
    padding-bottom: 0;
  }
}

@media (min-width: 76.8rem) {
  .s5ff-container {
    max-width: 120rem;
  }
  
  .s5ff-games-grid {
    grid-template-columns: repeat(8, 1fr);
  }
}

/* Print Styles */
@media print {
  .s5ff-header,
  .s5ff-bottom-nav,
  .s5ff-mobile-menu,
  .s5ff-overlay {
    display: none !important;
  }
  
  .s5ff-wrapper {
    padding-top: 0;
    padding-bottom: 0;
  }
  
  * {
    background: white !important;
    color: black !important;
  }
}