/* ==========================================================================
   theme.css - bingo plus app mobile-first styles
   All custom classes use the pg54- prefix for namespace isolation.
   Color palette: #FFA500 (primary) | #8B7355 | #0D1117 (bg) |
                  #ADB5BD | #A0522D | #D2691E (accent)
   ========================================================================== */

:root {
  --pg54-primary: #FFA500;
  --pg54-accent: #D2691E;
  --pg54-bronze: #8B7355;
  --pg54-sienna: #A0522D;
  --pg54-bg: #0D1117;
  --pg54-bg-alt: #141a22;
  --pg54-card: #1a212b;
  --pg54-text: #ADB5BD;
  --pg54-text-bright: #f2f4f7;
  --pg54-border: rgba(255, 165, 0, 0.18);
  --pg54-gold-grad: linear-gradient(135deg, #FFA500 0%, #D2691E 100%);
  --pg54-shadow: 0 4px 18px rgba(0, 0, 0, 0.45);
  --pg54-radius: 12px;
  --pg54-header-h: 56px;
  --pg54-bottom-h: 60px;
}

*, *::before, *::after { box-sizing: border-box; }

html { font-size: 62.5%; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--pg54-bg);
  color: var(--pg54-text);
  line-height: 1.5rem;
  font-size: 1.6rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: var(--pg54-primary); text-decoration: none; }
a:hover { color: var(--pg54-accent); }

h1, h2, h3, h4 { color: var(--pg54-text-bright); line-height: 1.3; margin: 0 0 0.6em; }

/* Layout containers -------------------------------------------------------- */
.pg54-container { width: 100%; max-width: 430px; margin: 0 auto; padding: 0 1.2rem; }
.pg54-wrapper { padding-top: var(--pg54-header-h); padding-bottom: 2rem; }
.pg54-section { padding: 2rem 0; }
.pg54-section-title {
  font-size: 1.7rem; color: var(--pg54-text-bright); text-align: center;
  margin-bottom: 1.4rem; position: relative; padding-bottom: 0.6rem;
}
.pg54-section-title::after {
  content: ''; position: absolute; left: 50%; bottom: 0;
  transform: translateX(-50%); width: 60px; height: 3px;
  background: var(--pg54-gold-grad); border-radius: 2px;
}
.pg54-text-bright { color: var(--pg54-text-bright) !important; }

/* Buttons ----------------------------------------------------------------- */
.pg54-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.75rem 1.4rem; border: none; border-radius: 999px;
  font-size: 1.3rem; font-weight: 700; cursor: pointer;
  background: var(--pg54-gold-grad); color: #0D1117;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
  min-height: 44px; text-align: center;
}
.pg54-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 16px rgba(255,165,0,0.35); color: #0D1117; }
.pg54-btn:active { transform: scale(0.96); }
.pg54-btn-outline {
  background: transparent; color: var(--pg54-primary);
  border: 2px solid var(--pg54-primary);
}
.pg54-btn-outline:hover { background: rgba(255,165,0,0.12); color: var(--pg54-primary); }
.pg54-btn-block { display: flex; width: 100%; }
.pg54-btn-sm { padding: 0.45rem 0.9rem; font-size: 1.1rem; min-height: 36px; }

/* Header ------------------------------------------------------------------ */
.pg54-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--pg54-header-h); background: rgba(13,17,23,0.96);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--pg54-border);
}
.pg54-header-inner {
  height: 100%; max-width: 430px; margin: 0 auto; padding: 0 1rem;
  display: flex; align-items: center; gap: 0.6rem;
}
.pg54-logo { display: flex; align-items: center; gap: 0.55rem; flex: 1; min-width: 0; }
.pg54-logo img { width: 28px; height: 28px; border-radius: 6px; }
.pg54-logo-text {
  font-size: 1.3rem; font-weight: 800; color: var(--pg54-primary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.pg54-header-actions { display: flex; align-items: center; gap: 0.45rem; }
.pg54-menu-toggle {
  background: transparent; border: none; color: var(--pg54-primary);
  font-size: 2rem; cursor: pointer; padding: 0 0.3rem; line-height: 1;
}
.pg54-register-btn, .pg54-login-btn {
  padding: 0.4rem 0.9rem; border-radius: 999px; font-size: 1.15rem;
  font-weight: 700; border: none; cursor: pointer; min-height: 36px;
}
.pg54-register-btn { background: var(--pg54-gold-grad); color: #0D1117; }
.pg54-login-btn {
  background: transparent; color: var(--pg54-primary);
  border: 1.5px solid var(--pg54-primary);
}

/* Mobile menu ------------------------------------------------------------- */
.pg54-mobile-menu {
  position: fixed; top: 0; right: -80%; width: 80%; max-width: 320px;
  height: 100vh; z-index: 9999; background: var(--pg54-bg-alt);
  border-left: 1px solid var(--pg54-border);
  transform: translateX(0); transition: right 0.3s ease;
  overflow-y: auto; padding: 1.4rem 1.2rem;
}
.pg54-mobile-menu.pg54-active { right: 0; }
.pg54-menu-overlay {
  position: fixed; inset: 0; z-index: 9998; background: rgba(0,0,0,0.6);
  opacity: 0; visibility: hidden; transition: opacity 0.3s ease;
}
.pg54-menu-overlay.pg54-active { opacity: 1; visibility: visible; }
.pg54-menu-close { text-align: right; font-size: 2rem; color: var(--pg54-text); background: none; border: none; cursor: pointer; }
.pg54-menu-list { list-style: none; padding: 0; margin: 1rem 0; }
.pg54-menu-list li { margin-bottom: 0.4rem; }
.pg54-menu-list a {
  display: flex; align-items: center; gap: 0.7rem; padding: 0.85rem 1rem;
  border-radius: 10px; color: var(--pg54-text-bright); font-size: 1.35rem; font-weight: 600;
}
.pg54-menu-list a:hover { background: rgba(255,165,0,0.12); color: var(--pg54-primary); }
.pg54-menu-list .material-icons, .pg54-menu-list i { font-size: 20px; color: var(--pg54-primary); }

/* Hero / Carousel --------------------------------------------------------- */
.pg54-carousel {
  position: relative; border-radius: var(--pg54-radius); overflow: hidden;
  box-shadow: var(--pg54-shadow); margin-bottom: 1.4rem;
}
.pg54-carousel-track { position: relative; }
.pg54-carousel-slide {
  display: none; position: relative; cursor: pointer;
}
.pg54-carousel-slide.pg54-active { display: block; }
.pg54-carousel-slide img { width: 100%; height: 180px; object-fit: cover; }
.pg54-carousel-caption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 1rem 1.2rem;
  background: linear-gradient(to top, rgba(13,17,23,0.92), transparent);
  color: var(--pg54-text-bright);
}
.pg54-carousel-caption h2 { font-size: 1.5rem; margin: 0 0 0.2rem; color: var(--pg54-primary); }
.pg54-carousel-caption p { font-size: 1.1rem; margin: 0; }
.pg54-carousel-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(13,17,23,0.6); color: var(--pg54-primary);
  border: none; width: 34px; height: 34px; border-radius: 50%;
  font-size: 1.6rem; cursor: pointer; z-index: 2; display: flex;
  align-items: center; justify-content: center;
}
.pg54-carousel-arrow:hover { background: var(--pg54-primary); color: #0D1117; }
.pg54-carousel-prev { left: 8px; }
.pg54-carousel-next { right: 8px; }
.pg54-carousel-dots { position: absolute; bottom: 8px; left: 50%; transform: translateX(-50%); display: flex; gap: 6px; z-index: 2; }
.pg54-carousel-dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.4); border: none; cursor: pointer; padding: 0; }
.pg54-carousel-dot.pg54-active { background: var(--pg54-primary); width: 22px; border-radius: 4px; }

/* Hero text --------------------------------------------------------------- */
.pg54-hero { padding: 1rem 0 0; }
.pg54-hero h1 {
  font-size: 1.9rem; text-align: center; color: var(--pg54-text-bright);
}
.pg54-hero h1 .pg54-highlight { color: var(--pg54-primary); }
.pg54-hero-sub { text-align: center; color: var(--pg54-text); font-size: 1.2rem; margin: 0 auto 1rem; max-width: 360px; }
.pg54-hero-cta { display: flex; gap: 0.6rem; justify-content: center; flex-wrap: wrap; }

/* Game filter bar --------------------------------------------------------- */
.pg54-filter-bar {
  display: flex; gap: 0.5rem; overflow-x: auto; padding: 0.4rem 0 1rem;
  -webkit-overflow-scrolling: touch; scrollbar-width: none;
}
.pg54-filter-bar::-webkit-scrollbar { display: none; }
.pg54-filter-btn {
  flex: 0 0 auto; padding: 0.5rem 1.1rem; border-radius: 999px;
  background: var(--pg54-card); color: var(--pg54-text);
  border: 1px solid var(--pg54-border); font-size: 1.15rem; cursor: pointer;
  white-space: nowrap; min-height: 36px;
}
.pg54-filter-btn.pg54-active { background: var(--pg54-gold-grad); color: #0D1117; border-color: transparent; }

/* Game grid --------------------------------------------------------------- */
.pg54-game-group { margin-bottom: 2rem; }
.pg54-game-group-head {
  display: flex; align-items: center; gap: 0.55rem; margin-bottom: 1rem;
}
.pg54-game-group-head .pg54-cat-icon { font-size: 20px; color: var(--pg54-primary); }
.pg54-game-group-head h2 { font-size: 1.5rem; margin: 0; color: var(--pg54-text-bright); }
.pg54-game-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.7rem;
}
.pg54-game-card {
  background: var(--pg54-card); border-radius: 10px; overflow: hidden;
  border: 1px solid var(--pg54-border); cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease;
  display: flex; flex-direction: column;
}
.pg54-game-card:hover { transform: translateY(-2px); border-color: var(--pg54-primary); }
.pg54-game-card img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.pg54-game-card .pg54-game-name {
  font-size: 1rem; color: var(--pg54-text-bright); text-align: center;
  padding: 0.4rem 0.3rem 0.55rem; white-space: nowrap; overflow: hidden;
  text-overflow: ellipsis; font-weight: 600;
}

/* Cards & content modules ------------------------------------------------- */
.pg54-card {
  background: var(--pg54-card); border: 1px solid var(--pg54-border);
  border-radius: var(--pg54-radius); padding: 1.3rem; margin-bottom: 1.2rem;
}
.pg54-card h2, .pg54-card h3 { color: var(--pg54-primary); }
.pg54-card p { margin: 0 0 0.8rem; }
.pg54-card ul { padding-left: 1.3rem; margin: 0 0 0.8rem; }
.pg54-card li { margin-bottom: 0.4rem; }
.pg54-card .pg54-cta-row { margin-top: 1rem; display: flex; gap: 0.6rem; flex-wrap: wrap; }

.pg54-feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem; }
.pg54-feature-item {
  background: var(--pg54-card); border: 1px solid var(--pg54-border);
  border-radius: 10px; padding: 1rem; text-align: center;
}
.pg54-feature-item .pg54-feature-icon { font-size: 26px; color: var(--pg54-primary); margin-bottom: 0.5rem; }
.pg54-feature-item h3 { font-size: 1.25rem; margin: 0 0 0.3rem; color: var(--pg54-text-bright); }
.pg54-feature-item p { font-size: 1.05rem; margin: 0; }

/* RTP compact table ------------------------------------------------------- */
.pg54-rtp-table { width: 100%; border-collapse: collapse; font-size: 1.1rem; }
.pg54-rtp-table th, .pg54-rtp-table td { padding: 0.55rem 0.4rem; text-align: center; border-bottom: 1px solid var(--pg54-border); }
.pg54-rtp-table th { color: var(--pg54-primary); font-weight: 700; }
.pg54-rtp-table td { color: var(--pg54-text-bright); }
.pg54-rtp-bar { height: 6px; background: rgba(255,255,255,0.08); border-radius: 3px; overflow: hidden; margin-top: 0.3rem; }
.pg54-rtp-bar span { display: block; height: 100%; background: var(--pg54-gold-grad); }

/* FAQ --------------------------------------------------------------------- */
.pg54-faq-item {
  border: 1px solid var(--pg54-border); border-radius: 10px;
  margin-bottom: 0.7rem; overflow: hidden; background: var(--pg54-card);
}
.pg54-faq-q { padding: 0.9rem 1rem; font-weight: 700; color: var(--pg54-text-bright); cursor: pointer; display: flex; gap: 0.5rem; }
.pg54-faq-q .pg54-faq-icon { color: var(--pg54-primary); margin-left: auto; }
.pg54-faq-a { padding: 0 1rem 0.9rem; color: var(--pg54-text); }

/* Testimonials ------------------------------------------------------------ */
.pg54-testimonial {
  background: var(--pg54-card); border: 1px solid var(--pg54-border);
  border-radius: 10px; padding: 1rem; margin-bottom: 0.8rem;
}
.pg54-testimonial .pg54-stars { color: var(--pg54-primary); margin-bottom: 0.4rem; font-size: 1.1rem; }
.pg54-testimonial p { margin: 0 0 0.5rem; font-size: 1.1rem; }
.pg54-testimonial .pg54-author { color: var(--pg54-primary); font-weight: 700; font-size: 1.05rem; }

/* Winners showcase -------------------------------------------------------- */
.pg54-winner {
  display: flex; align-items: center; gap: 0.8rem; padding: 0.7rem 0.9rem;
  background: var(--pg54-card); border: 1px solid var(--pg54-border);
  border-radius: 10px; margin-bottom: 0.6rem;
}
.pg54-winner .pg54-winner-icon { font-size: 24px; color: var(--pg54-primary); }
.pg54-winner .pg54-winner-info { flex: 1; }
.pg54-winner .pg54-winner-name { color: var(--pg54-text-bright); font-weight: 700; font-size: 1.15rem; }
.pg54-winner .pg54-winner-amount { color: var(--pg54-primary); font-weight: 800; }

/* Payment methods --------------------------------------------------------- */
.pg54-pay-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.6rem; }
.pg54-pay-item {
  background: var(--pg54-card); border: 1px solid var(--pg54-border);
  border-radius: 10px; padding: 0.9rem 0.4rem; text-align: center;
}
.pg54-pay-item .pg54-pay-icon { font-size: 24px; color: var(--pg54-primary); margin-bottom: 0.3rem; }
.pg54-pay-item span { font-size: 1rem; color: var(--pg54-text-bright); }

/* App download CTA -------------------------------------------------------- */
.pg54-app-cta {
  background: var(--pg54-gold-grad); color: #0D1117; border-radius: var(--pg54-radius);
  padding: 1.4rem; text-align: center; margin-bottom: 1.2rem;
}
.pg54-app-cta h2 { color: #0D1117; }
.pg54-app-cta p { color: #1a1206; }
.pg54-app-cta .pg54-btn { background: #0D1117; color: var(--pg54-primary); }

/* Footer ------------------------------------------------------------------ */
.pg54-footer {
  background: var(--pg54-bg-alt); border-top: 1px solid var(--pg54-border);
  padding: 2rem 0 1.5rem; margin-top: 2rem;
}
.pg54-footer-brand { text-align: center; margin-bottom: 1.2rem; font-size: 1.1rem; color: var(--pg54-text); }
.pg54-footer-brand .pg54-logo-text { font-size: 1.5rem; }
.pg54-footer-links { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; justify-content: center; margin-bottom: 1.2rem; }
.pg54-footer-links a { color: var(--pg54-text); font-size: 1.1rem; }
.pg54-footer-links a:hover { color: var(--pg54-primary); }
.pg54-footer-promo { display: flex; flex-wrap: wrap; gap: 0.6rem; justify-content: center; margin-bottom: 1.2rem; }
.pg54-footer-copy { text-align: center; color: var(--pg54-text); font-size: 1.05rem; opacity: 0.8; }

/* Bottom navigation ------------------------------------------------------- */
.pg54-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  height: var(--pg54-bottom-h); background: rgba(13,17,23,0.98);
  border-top: 1px solid var(--pg54-border); display: flex;
  justify-content: space-around; align-items: center;
}
.pg54-bottom-nav-btn {
  flex: 1; min-width: 60px; min-height: 60px; background: none; border: none;
  color: var(--pg54-text); display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 2px; cursor: pointer;
  font-size: 1rem; transition: color 0.15s ease, transform 0.15s ease; padding: 0;
}
.pg54-bottom-nav-btn .pg54-nav-icon { font-size: 22px; line-height: 1; }
.pg54-bottom-nav-btn .pg54-nav-label { font-size: 1rem; line-height: 1; }
.pg54-bottom-nav-btn:hover, .pg54-bottom-nav-btn.pg54-current { color: var(--pg54-primary); }
.pg54-bottom-nav-btn:active { transform: scale(0.9); }
.pg54-bottom-nav-btn.pg54-current .pg54-nav-icon { text-shadow: 0 0 8px rgba(255,165,0,0.5); }
.pg54-nav-badge {
  position: absolute; top: 6px; right: 18px; min-width: 15px; height: 15px;
  padding: 0 4px; background: var(--pg54-accent); color: #fff;
  border-radius: 999px; font-size: 0.9rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* Reveal animation -------------------------------------------------------- */
.pg54-reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.5s ease, transform 0.5s ease; }
.pg54-reveal.pg54-visible { opacity: 1; transform: translateY(0); }

/* Utility ----------------------------------------------------------------- */
.pg54-text-center { text-align: center; }
.pg54-mt-1 { margin-top: 1rem; }
.pg54-mb-1 { margin-bottom: 1rem; }
.pg54-promo-text { color: var(--pg54-primary); font-weight: 700; }

/* Desktop ----------------------------------------------------------------- */
@media (min-width: 769px) {
  .pg54-bottom-nav { display: none; }
  .pg54-container { max-width: 960px; }
  .pg54-game-grid { grid-template-columns: repeat(6, 1fr); }
  .pg54-feature-grid { grid-template-columns: repeat(4, 1fr); }
  .pg54-carousel-slide img { height: 360px; }
}

/* Mobile bottom-nav clearance --------------------------------------------- */
@media (max-width: 768px) {
  main { padding-bottom: 80px; }
  .pg54-wrapper { padding-bottom: calc(80px + 1rem); }
  body { padding-bottom: 80px; }
}