/* PHBingo CSS Styles */
/* All classes use prefix "pg9f-" for namespace isolation */

:root {
  /* Color palette */
  --pg9f-primary: #0000CD;
  --pg9f-secondary: #0D1117;
  --pg9f-accent: #FFB6C1;
  --pg9f-highlight: #B0E0E6;
  --pg9f-light: #AFEEEE;

  /* Background colors */
  --pg9f-bg-dark: #0D1117;
  --pg9f-bg-medium: #1a1a2e;
  --pg9f-bg-light: #16213e;

  /* Text colors */
  --pg9f-text: #FFFFFF;
  --pg9f-text-secondary: #B0E0E6;
  --pg9f-text-muted: #AFEEEE;

  /* Spacing */
  --pg9f-spacing-xs: 0.4rem;
  --pg9f-spacing-sm: 0.8rem;
  --pg9f-spacing-md: 1.6rem;
  --pg9f-spacing-lg: 2.4rem;
  --pg9f-spacing-xl: 3.2rem;

  /* Border radius */
  --pg9f-radius-sm: 0.4rem;
  --pg9f-radius-md: 0.8rem;
  --pg9f-radius-lg: 1.2rem;

  /* Shadows */
  --pg9f-shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --pg9f-shadow-md: 0 4px 8px rgba(0, 0, 0, 0.2);
  --pg9f-shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.3);

  /* Transitions */
  --pg9f-transition: all 0.3s ease;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  font-size: 1.6rem;
  line-height: 1.5;
  color: var(--pg9f-text);
  background: linear-gradient(135deg, var(--pg9f-bg-dark) 0%, var(--pg9f-bg-medium) 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Container */
.pg9f-container {
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
  padding: 0 var(--pg9f-spacing-sm);
}

.pg9f-wrapper {
  position: relative;
  min-height: 100vh;
  padding-bottom: 8rem; /* Space for mobile nav */
}

/* Header */
.pg9f-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(13, 17, 23, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--pg9f-primary);
  padding: var(--pg9f-spacing-sm) 0;
}

.pg9f-header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--pg9f-spacing-md);
}

.pg9f-logo {
  display: flex;
  align-items: center;
  gap: var(--pg9f-spacing-xs);
  text-decoration: none;
  color: var(--pg9f-text);
}

.pg9f-logo-icon {
  width: 2.4rem;
  height: 2.4rem;
  background: var(--pg9f-primary);
  border-radius: var(--pg9f-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.2rem;
}

.pg9f-logo-text {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--pg9f-text);
}

.pg9f-header-actions {
  display: flex;
  gap: var(--pg9f-spacing-sm);
  align-items: center;
}

.pg9f-btn {
  padding: var(--pg9f-spacing-xs) var(--pg9f-spacing-md);
  border: none;
  border-radius: var(--pg9f-radius-md);
  font-size: 1.4rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--pg9f-transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 4.4rem; /* Touch-friendly size */
}

.pg9f-btn-primary {
  background: var(--pg9f-primary);
  color: var(--pg9f-text);
}

.pg9f-btn-primary:hover {
  background: #1E90FF;
  transform: translateY(-2px);
  box-shadow: var(--pg9f-shadow-md);
}

.pg9f-btn-secondary {
  background: transparent;
  color: var(--pg9f-text);
  border: 2px solid var(--pg9f-primary);
}

.pg9f-btn-secondary:hover {
  background: var(--pg9f-primary);
  transform: translateY(-2px);
}

.pg9f-menu-toggle {
  background: none;
  border: none;
  color: var(--pg9f-text);
  font-size: 2.4rem;
  cursor: pointer;
  padding: var(--pg9f-spacing-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4.4rem;
  height: 4.4rem;
}

/* Mobile Menu */
.pg9f-mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 300px;
  height: 100vh;
  background: var(--pg9f-bg-dark);
  z-index: 9999;
  transition: right 0.3s ease;
  padding: var(--pg9f-spacing-lg) var(--pg9f-spacing-md);
  overflow-y: auto;
}

.pg9f-mobile-menu.active {
  right: 0;
}

.pg9f-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: var(--pg9f-transition);
}

.pg9f-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.pg9f-menu-close {
  position: absolute;
  top: var(--pg9f-spacing-md);
  right: var(--pg9f-spacing-md);
  background: none;
  border: none;
  color: var(--pg9f-text);
  font-size: 2.4rem;
  cursor: pointer;
  width: 4.4rem;
  height: 4.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pg9f-nav-list {
  list-style: none;
  margin-top: var(--pg9f-spacing-lg);
}

.pg9f-nav-item {
  margin-bottom: var(--pg9f-spacing-sm);
}

.pg9f-nav-link {
  display: block;
  padding: var(--pg9f-spacing-sm);
  color: var(--pg9f-text);
  text-decoration: none;
  font-size: 1.6rem;
  transition: var(--pg9f-transition);
  border-radius: var(--pg9f-radius-sm);
}

.pg9f-nav-link:hover {
  background: var(--pg9f-bg-light);
  color: var(--pg9f-highlight);
}

/* Main Content */
.pg9f-main {
  padding-top: 7rem; /* Space for fixed header */
  min-height: calc(100vh - 7rem);
}

/* Hero Section */
.pg9f-hero {
  position: relative;
  margin-bottom: var(--pg9f-spacing-xl);
}

.pg9f-carousel {
  position: relative;
  height: 200px;
  overflow: hidden;
  border-radius: var(--pg9f-radius-lg);
}

.pg9f-carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s ease;
  cursor: pointer;
}

.pg9f-carousel-slide.active {
  opacity: 1;
}

.pg9f-carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pg9f-carousel-controls {
  position: absolute;
  bottom: var(--pg9f-spacing-sm);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--pg9f-spacing-xs);
}

.pg9f-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: var(--pg9f-transition);
}

.pg9f-carousel-dot.active {
  background: var(--pg9f-primary);
  transform: scale(1.2);
}

/* Game Grid */
.pg9f-games-section {
  margin-bottom: var(--pg9f-spacing-xl);
}

.pg9f-section-title {
  font-size: 2.4rem;
  font-weight: 700;
  margin-bottom: var(--pg9f-spacing-md);
  color: var(--pg9f-text);
  display: flex;
  align-items: center;
  gap: var(--pg9f-spacing-sm);
}

.pg9f-games-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--pg9f-spacing-sm);
}

.pg9f-game-card {
  position: relative;
  background: var(--pg9f-bg-light);
  border-radius: var(--pg9f-radius-md);
  overflow: hidden;
  transition: var(--pg9f-transition);
  cursor: pointer;
}

.pg9f-game-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--pg9f-shadow-lg);
}

.pg9f-game-image {
  width: 100%;
  height: 80px;
  object-fit: cover;
}

.pg9f-game-name {
  padding: var(--pg9f-spacing-xs);
  font-size: 1rem;
  text-align: center;
  color: var(--pg9f-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Content Sections */
.pg9f-content-section {
  background: var(--pg9f-bg-light);
  border-radius: var(--pg9f-radius-lg);
  padding: var(--pg9f-spacing-lg);
  margin-bottom: var(--pg9f-spacing-lg);
}

.pg9f-content-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--pg9f-spacing-md);
  color: var(--pg9f-highlight);
}

.pg9f-content-text {
  color: var(--pg9f-text-secondary);
  margin-bottom: var(--pg9f-spacing-sm);
  line-height: 1.6;
}

.pg9f-content-list {
  list-style: none;
  padding-left: var(--pg9f-spacing-md);
}

.pg9f-content-list li {
  position: relative;
  padding-left: var(--pg9f-spacing-md);
  margin-bottom: var(--pg9f-spacing-xs);
  color: var(--pg9f-text-secondary);
}

.pg9f-content-list li::before {
  content: '▶';
  position: absolute;
  left: 0;
  color: var(--pg9f-primary);
}

/* FAQ Styles */
.pg9f-faq-item {
  background: var(--pg9f-bg-medium);
  border-radius: var(--pg9f-radius-md);
  margin-bottom: var(--pg9f-spacing-sm);
  overflow: hidden;
}

.pg9f-faq-question {
  padding: var(--pg9f-spacing-md);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--pg9f-transition);
}

.pg9f-faq-question:hover {
  background: var(--pg9f-bg-light);
}

.pg9f-faq-question.active {
  background: var(--pg9f-primary);
}

.pg9f-faq-icon {
  font-size: 2rem;
  font-weight: bold;
  color: var(--pg9f-accent);
  transition: var(--pg9f-transition);
}

.pg9f-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 var(--pg9f-spacing-md);
}

.pg9f-faq-answer.active {
  padding: var(--pg9f-spacing-md);
}

.pg9f-faq-answer p {
  color: var(--pg9f-text-secondary);
  line-height: 1.6;
}

/* Footer */
.pg9f-footer {
  background: var(--pg9f-bg-dark);
  padding: var(--pg9f-spacing-lg) 0 var(--pg9f-spacing-xl);
  margin-top: var(--pg9f-spacing-xl);
}

.pg9f-footer-content {
  text-align: center;
}

.pg9f-partners {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--pg9f-spacing-md);
  margin-bottom: var(--pg9f-spacing-lg);
}

.pg9f-partner-logo {
  height: 30px;
  filter: grayscale(100%) brightness(150%);
  transition: var(--pg9f-transition);
  opacity: 0.7;
}

.pg9f-partner-logo:hover {
  filter: grayscale(0%) brightness(100%);
  opacity: 1;
  transform: scale(1.1);
}

.pg9f-footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--pg9f-spacing-md);
  margin-bottom: var(--pg9f-spacing-lg);
}

.pg9f-footer-link {
  color: var(--pg9f-text-secondary);
  text-decoration: none;
  font-size: 1.4rem;
  transition: var(--pg9f-transition);
}

.pg9f-footer-link:hover {
  color: var(--pg9f-highlight);
}

.pg9f-copyright {
  color: var(--pg9f-text-muted);
  font-size: 1.2rem;
  margin-top: var(--pg9f-spacing-md);
}

/* Mobile Navigation */
.pg9f-mobile-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--pg9f-bg-dark);
  border-top: 1px solid var(--pg9f-primary);
  z-index: 1000;
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 6rem;
  padding: var(--pg9f-spacing-xs) 0;
}

.pg9f-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 6rem;
  min-height: 5rem;
  text-decoration: none;
  color: var(--pg9f-text-secondary);
  transition: var(--pg9f-transition);
  cursor: pointer;
}

.pg9f-nav-item:hover,
.pg9f-nav-item.active {
  color: var(--pg9f-highlight);
  transform: translateY(-2px);
}

.pg9f-nav-icon {
  font-size: 2.4rem;
  margin-bottom: 0.2rem;
}

.pg9f-nav-text {
  font-size: 1rem;
  font-weight: 500;
}

/* Responsive Design */
@media (max-width: 768px) {
  .pg9f-wrapper {
    padding-bottom: 8rem; /* Space for mobile nav */
  }

  .pg9f-games-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--pg9f-spacing-xs);
  }

  .pg9f-game-image {
    height: 70px;
  }

  .pg9f-game-name {
    font-size: 0.9rem;
  }

  .pg9f-section-title {
    font-size: 2rem;
  }

  .pg9f-content-title {
    font-size: 1.8rem;
  }
}

@media (min-width: 769px) {
  .pg9f-mobile-nav {
    display: none;
  }

  .pg9f-wrapper {
    padding-bottom: 0;
  }
}

/* Utility Classes */
.pg9f-text-center {
  text-align: center;
}

.pg9f-text-primary {
  color: var(--pg9f-primary);
}

.pg9f-text-accent {
  color: var(--pg9f-accent);
}

.pg9f-mb-sm {
  margin-bottom: var(--pg9f-spacing-sm);
}

.pg9f-mb-md {
  margin-bottom: var(--pg9f-spacing-md);
}

.pg9f-mb-lg {
  margin-bottom: var(--pg9f-spacing-lg);
}

/* Loading animation */
@keyframes pg9f-pulse {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
  100% {
    opacity: 1;
  }
}

.pg9f-loading {
  animation: pg9f-pulse 1.5s ease-in-out infinite;
}

/* Promotion link styles */
.pg9f-promo-link {
  color: var(--pg9f-accent);
  font-weight: 600;
  text-decoration: none;
  transition: var(--pg9f-transition);
  cursor: pointer;
}

.pg9f-promo-link:hover {
  color: var(--pg9f-highlight);
  text-decoration: underline;
}

.pg9f-promo-btn {
  background: linear-gradient(135deg, var(--pg9f-accent) 0%, var(--pg9f-highlight) 100%);
  color: var(--pg9f-bg-dark);
  font-weight: 700;
  padding: var(--pg9f-spacing-sm) var(--pg9f-spacing-lg);
  border-radius: var(--pg9f-radius-lg);
  text-decoration: none;
  display: inline-block;
  transition: var(--pg9f-transition);
  cursor: pointer;
  border: none;
}

.pg9f-promo-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--pg9f-shadow-lg);
}