/*!
 * fb 777 live - Theme Stylesheet
 * File: css/theme-3a4f.css
 * All custom classes use the uia4- prefix.
 * Color palette: #E0FFFF | #2C2C2C | #7FFF00 | #DDA0DD
 * Mobile-first responsive design, max-width 430px baseline.
 */

/* ===== CSS Variables ===== */
:root {
  --uia4-bg: #2C2C2C;
  --uia4-bg-alt: #1a1a1a;
  --uia4-bg-card: #3a3a3a;
  --uia4-text: #E0FFFF;
  --uia4-accent: #7FFF00;
  --uia4-secondary: #DDA0DD;
  --uia4-text-muted: #a0c4c4;
  --uia4-border: #4a4a4a;
  --uia4-radius: 1.2rem;
  --uia4-radius-sm: 0.8rem;
  --uia4-header-h: 6rem;
  --uia4-bottom-h: 6.4rem;
  --uia4-transition: 0.3s ease;
}

/* ===== Reset ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  font-size: 62.5%; /* 1rem = 10px */
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  background: var(--uia4-bg);
  color: var(--uia4-text);
  line-height: 1.5rem;
  font-size: 1.4rem;
  max-width: 430px;
  margin: 0 auto;
  position: relative;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: var(--uia4-accent); text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; }

/* ===== Header ===== */
.uia4-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  max-width: 430px;
  margin: 0 auto;
  background: rgba(26, 26, 26, 0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--uia4-border);
  z-index: 1000;
  padding: 0 1.2rem;
  height: var(--uia4-header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: box-shadow var(--uia4-transition);
}
.uia4-header-scrolled { box-shadow: 0 0.4rem 1.5rem rgba(0,0,0,0.5); }

.uia4-logo { display: flex; align-items: center; gap: 0.8rem; }
.uia4-logo img { width: 3.2rem; height: 3.2rem; border-radius: 0.5rem; }
.uia4-logo-text { font-size: 1.6rem; font-weight: 800; color: var(--uia4-accent); letter-spacing: -0.03rem; }
.uia4-logo-text span { color: var(--uia4-secondary); }

.uia4-header-actions { display: flex; align-items: center; gap: 0.8rem; }
.uia4-menu-btn {
  background: none; color: var(--uia4-text); font-size: 2rem; padding: 0.5rem;
  display: flex; align-items: center; justify-content: center; width: 4rem; height: 4rem;
}
.uia4-btn {
  padding: 0.9rem 1.8rem; border-radius: var(--uia4-radius-sm);
  font-size: 1.3rem; font-weight: 700; transition: all var(--uia4-transition);
  white-space: nowrap;
}
.uia4-btn-register {
  background: linear-gradient(135deg, var(--uia4-accent), #5dd400);
  color: #1a1a1a;
}
.uia4-btn-register:hover { transform: scale(1.05); box-shadow: 0 0.4rem 1.2rem rgba(127,255,0,0.4); }
.uia4-btn-login {
  background: transparent; color: var(--uia4-text);
  border: 0.2rem solid var(--uia4-secondary);
}
.uia4-btn-login:hover { background: var(--uia4-secondary); color: #1a1a1a; }

/* ===== Mobile slide-down menu ===== */
.uia4-mobile-menu {
  position: fixed; top: var(--uia4-header-h); left: 0; right: 0;
  max-width: 430px; margin: 0 auto;
  background: var(--uia4-bg-alt);
  border-bottom: 1px solid var(--uia4-border);
  z-index: 9999;
  transform: translateY(-200%);
  transition: transform var(--uia4-transition);
  padding: 1rem 1.2rem 2rem;
  max-height: 70vh;
  overflow-y: auto;
}
.uia4-menu-open { transform: translateY(0); }
.uia4-mobile-menu a {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.2rem; color: var(--uia4-text);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-size: 1.4rem;
}
.uia4-mobile-menu a:hover { background: rgba(127,255,0,0.1); color: var(--uia4-accent); }
.uia4-mobile-menu a i { font-size: 1.8rem; color: var(--uia4-secondary); width: 2.4rem; text-align: center; }

/* ===== Main content ===== */
.uia4-main { padding-top: var(--uia4-header-h); }
.uia4-container, .uia4-wrapper { width: 100%; max-width: 430px; margin: 0 auto; }
.uia4-grid { display: grid; gap: 1rem; }
.uia4-card { background: var(--uia4-bg-card); border: 1px solid var(--uia4-border); border-radius: var(--uia4-radius-sm); padding: 1.4rem; }
.uia4-nav { display: flex; align-items: center; gap: 1rem; }
@media (max-width: 768px) {
  .uia4-main { padding-bottom: var(--uia4-bottom-h); }
}

/* ===== Hero Carousel ===== */
.uia4-carousel {
  position: relative; width: 100%; height: 22rem; overflow: hidden;
  border-radius: 0 0 1.5rem 1.5rem;
}
.uia4-slide {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  opacity: 0; transition: opacity 0.6s ease;
}
.uia4-slide.uia4-active { opacity: 1; }
.uia4-slide img { width: 100%; height: 100%; object-fit: cover; }
.uia4-slide-overlay {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  padding: 2.5rem 1.5rem 1.5rem;
}
.uia4-slide-overlay h2 { font-size: 1.8rem; color: var(--uia4-accent); margin-bottom: 0.5rem; }
.uia4-slide-overlay p { font-size: 1.2rem; color: var(--uia4-text); }
.uia4-carousel-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(0,0,0,0.5); color: var(--uia4-text);
  width: 3.6rem; height: 3.6rem; border-radius: 50%;
  font-size: 1.8rem; display: flex; align-items: center; justify-content: center;
  z-index: 5;
}
.uia4-carousel-arrow:hover { background: var(--uia4-accent); color: #1a1a1a; }
.uia4-arrow-prev { left: 0.8rem; }
.uia4-arrow-next { right: 0.8rem; }
.uia4-dots { position: absolute; bottom: 1rem; left: 50%; transform: translateX(-50%); display: flex; gap: 0.6rem; z-index: 5; }
.uia4-dot { width: 0.8rem; height: 0.8rem; border-radius: 50%; background: rgba(255,255,255,0.4); transition: all var(--uia4-transition); }
.uia4-dot.uia4-active { background: var(--uia4-accent); width: 2rem; border-radius: 0.4rem; }

/* ===== Section ===== */
.uia4-section { padding: 2rem 1.2rem; }
.uia4-section-title {
  font-size: 1.7rem; font-weight: 800; color: var(--uia4-text);
  margin-bottom: 0.4rem; display: flex; align-items: center; gap: 0.8rem;
}
.uia4-section-title i { color: var(--uia4-accent); font-size: 2rem; }
.uia4-section-sub { font-size: 1.2rem; color: var(--uia4-text-muted); margin-bottom: 1.5rem; }
.uia4-divider { height: 0.2rem; background: linear-gradient(90deg, var(--uia4-accent), transparent); margin: 2rem 0; border-radius: 1rem; }

/* ===== Game Grid ===== */
.uia4-game-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}
.uia4-game-card {
  background: var(--uia4-bg-card); border-radius: var(--uia4-radius-sm);
  overflow: hidden; text-align: center; transition: transform var(--uia4-transition);
  border: 1px solid var(--uia4-border);
}
.uia4-game-card:hover { transform: translateY(-0.4rem); border-color: var(--uia4-accent); }
.uia4-game-card img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.uia4-game-name {
  font-size: 1.1rem; color: var(--uia4-text); padding: 0.6rem 0.4rem;
  font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* ===== Category pills (scroll-to) ===== */
.uia4-cat-pills { display: flex; gap: 0.8rem; overflow-x: auto; padding: 1rem 0; margin-bottom: 1rem; }
.uia4-cat-pills::-webkit-scrollbar { display: none; }
.uia4-cat-pill {
  background: var(--uia4-bg-card); color: var(--uia4-text);
  padding: 0.8rem 1.6rem; border-radius: 2rem; font-size: 1.2rem; font-weight: 600;
  white-space: nowrap; border: 1px solid var(--uia4-border); transition: all var(--uia4-transition);
}
.uia4-cat-pill:hover, .uia4-cat-pill.uia4-active { background: var(--uia4-accent); color: #1a1a1a; border-color: var(--uia4-accent); }

/* ===== Content blocks ===== */
.uia4-content-block { background: var(--uia4-bg-card); border-radius: var(--uia4-radius); padding: 1.8rem; margin-bottom: 1.5rem; border: 1px solid var(--uia4-border); }
.uia4-content-block h2 { font-size: 1.6rem; color: var(--uia4-accent); margin-bottom: 1rem; }
.uia4-content-block h3 { font-size: 1.4rem; color: var(--uia4-secondary); margin: 1.2rem 0 0.6rem; }
.uia4-content-block p { font-size: 1.3rem; color: var(--uia4-text); line-height: 1.8rem; margin-bottom: 0.8rem; }
.uia4-content-block ul, .uia4-content-block ol { padding-left: 2rem; margin-bottom: 1rem; }
.uia4-content-block li { font-size: 1.3rem; color: var(--uia4-text); line-height: 1.8rem; margin-bottom: 0.5rem; }

/* ===== Promo CTA box ===== */
.uia4-cta-box {
  background: linear-gradient(135deg, rgba(127,255,0,0.15), rgba(221,160,221,0.15));
  border: 0.2rem solid var(--uia4-accent); border-radius: var(--uia4-radius);
  padding: 1.8rem; text-align: center; margin: 1.5rem 0;
}
.uia4-cta-box h3 { font-size: 1.6rem; color: var(--uia4-accent); margin-bottom: 0.8rem; }
.uia4-cta-box p { font-size: 1.3rem; color: var(--uia4-text); margin-bottom: 1.2rem; }
.uia4-cta-link {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--uia4-accent); color: #1a1a1a;
  padding: 1rem 2.5rem; border-radius: var(--uia4-radius-sm);
  font-size: 1.4rem; font-weight: 800; transition: transform var(--uia4-transition);
}
.uia4-cta-link:hover { transform: scale(1.05); }
.uia4-promo-text { color: var(--uia4-accent); font-weight: 700; cursor: pointer; }

/* ===== FAQ ===== */
.uia4-faq-group { margin-bottom: 1rem; }
.uia4-faq-item { background: var(--uia4-bg-card); border-radius: var(--uia4-radius-sm); margin-bottom: 0.8rem; overflow: hidden; border: 1px solid var(--uia4-border); }
.uia4-faq-q { padding: 1.2rem 1.5rem; font-size: 1.3rem; font-weight: 700; color: var(--uia4-text); display: flex; justify-content: space-between; align-items: center; cursor: pointer; }
.uia4-faq-q .uia4-faq-icon { color: var(--uia4-accent); transition: transform var(--uia4-transition); }
.uia4-faq-open .uia4-faq-icon { transform: rotate(180deg); }
.uia4-faq-a { max-height: 0; overflow: hidden; transition: max-height var(--uia4-transition); padding: 0 1.5rem; }
.uia4-faq-open .uia4-faq-a { max-height: 30rem; padding: 0 1.5rem 1.2rem; font-size: 1.2rem; color: var(--uia4-text-muted); line-height: 1.7rem; }

/* ===== Testimonials ===== */
.uia4-testimonial-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.uia4-testimonial-card { background: var(--uia4-bg-card); border-radius: var(--uia4-radius-sm); padding: 1.5rem; border-left: 0.3rem solid var(--uia4-accent); }
.uia4-testimonial-card .uia4-stars { color: #FFD700; font-size: 1.2rem; margin-bottom: 0.5rem; }
.uia4-testimonial-card p { font-size: 1.2rem; color: var(--uia4-text); margin-bottom: 0.8rem; font-style: italic; }
.uia4-testimonial-author { font-size: 1.1rem; color: var(--uia4-secondary); font-weight: 700; }

/* ===== Winners ticker ===== */
.uia4-winner-item { display: flex; align-items: center; gap: 1rem; padding: 0.8rem; background: var(--uia4-bg-card); border-radius: var(--uia4-radius-sm); margin-bottom: 0.6rem; }
.uia4-winner-avatar { width: 3rem; height: 3rem; border-radius: 50%; background: var(--uia4-accent); color: #1a1a1a; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 1.2rem; }
.uia4-winner-info { flex: 1; }
.uia4-winner-name { font-size: 1.2rem; color: var(--uia4-text); font-weight: 700; }
.uia4-winner-game { font-size: 1rem; color: var(--uia4-text-muted); }
.uia4-winner-amount { font-size: 1.3rem; color: var(--uia4-accent); font-weight: 800; }
.uia4-winner-time { font-size: 0.9rem; color: var(--uia4-text-muted); }

/* ===== Payment methods ===== */
.uia4-pay-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.8rem; }
.uia4-pay-item { background: var(--uia4-bg-card); border-radius: var(--uia4-radius-sm); padding: 1rem; text-align: center; border: 1px solid var(--uia4-border); }
.uia4-pay-item i { font-size: 2.4rem; color: var(--uia4-secondary); margin-bottom: 0.4rem; }
.uia4-pay-item span { font-size: 1rem; color: var(--uia4-text); }

/* ===== Footer ===== */
.uia4-footer { background: var(--uia4-bg-alt); padding: 2rem 1.2rem; border-top: 1px solid var(--uia4-border); }
.uia4-footer-brand { font-size: 1.6rem; font-weight: 800; color: var(--uia4-accent); margin-bottom: 0.8rem; }
.uia4-footer-desc { font-size: 1.2rem; color: var(--uia4-text-muted); line-height: 1.7rem; margin-bottom: 1.5rem; }
.uia4-footer-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem; margin-bottom: 1.5rem; }
.uia4-footer-links a { font-size: 1.1rem; color: var(--uia4-text); display: flex; align-items: center; gap: 0.5rem; }
.uia4-footer-links a:hover { color: var(--uia4-accent); }
.uia4-footer-promos { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 1.5rem; }
.uia4-footer-promos button { background: var(--uia4-accent); color: #1a1a1a; padding: 0.8rem 1.5rem; border-radius: var(--uia4-radius-sm); font-size: 1.1rem; font-weight: 700; }
.uia4-footer-promos button:hover { background: var(--uia4-secondary); color: #fff; }
.uia4-copyright { font-size: 1rem; color: var(--uia4-text-muted); text-align: center; padding-top: 1rem; border-top: 1px solid var(--uia4-border); }

/* ===== Mobile bottom nav ===== */
.uia4-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0;
  max-width: 430px; margin: 0 auto;
  background: linear-gradient(180deg, #1f1f1f, #141414);
  border-top: 0.2rem solid var(--uia4-accent);
  display: flex; justify-content: space-around; align-items: center;
  height: var(--uia4-bottom-h);
  z-index: 1000;
  box-shadow: 0 -0.4rem 1.5rem rgba(0,0,0,0.4);
}
.uia4-bottom-nav-item {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-width: 6rem; min-height: 5.6rem; padding: 0.4rem;
  color: var(--uia4-text-muted); transition: all var(--uia4-transition);
  position: relative;
}
.uia4-bottom-nav-item:hover, .uia4-bottom-nav-item.uia4-active { color: var(--uia4-accent); transform: scale(1.08); }
.uia4-bottom-nav-item.uia4-active::before {
  content: ''; position: absolute; top: 0; width: 3rem; height: 0.3rem;
  background: var(--uia4-accent); border-radius: 0 0 0.4rem 0.4rem;
}
.uia4-bottom-nav-item i { font-size: 2.4rem; margin-bottom: 0.2rem; }
.uia4-bottom-nav-item span { font-size: 1rem; font-weight: 600; }
.uia4-bottom-nav-item .uia4-nav-badge {
  position: absolute; top: 0.4rem; right: 1rem;
  background: #ff4444; color: #fff; font-size: 0.8rem; font-weight: 700;
  width: 1.6rem; height: 1.6rem; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

/* ===== Desktop: hide bottom nav ===== */
@media (min-width: 769px) {
  .uia4-bottom-nav { display: none; }
  body { max-width: 430px; }
}

/* ===== Scroll-to-top button ===== */
.uia4-scroll-top {
  position: fixed; bottom: calc(var(--uia4-bottom-h) + 1rem); right: 1.5rem;
  width: 4rem; height: 4rem; border-radius: 50%;
  background: var(--uia4-accent); color: #1a1a1a;
  font-size: 2rem; display: flex; align-items: center; justify-content: center;
  z-index: 999; opacity: 0; visibility: hidden;
  transition: all var(--uia4-transition);
  box-shadow: 0 0.4rem 1rem rgba(127,255,0,0.4);
}
.uia4-scroll-top.uia4-show { opacity: 1; visibility: visible; }

/* ===== Reveal animation ===== */
.uia4-reveal { opacity: 0; transform: translateY(2rem); transition: all 0.6s ease; }
.uia4-revealed { opacity: 1; transform: translateY(0); }

/* ===== App download CTA ===== */
.uia4-app-cta { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.uia4-app-btn { display: flex; align-items: center; gap: 0.8rem; background: #1a1a1a; color: #fff; padding: 1rem 2rem; border-radius: var(--uia4-radius-sm); border: 0.1rem solid var(--uia4-border); width: 100%; justify-content: center; }
.uia4-app-btn i { font-size: 2rem; }
.uia4-app-btn-text { display: flex; flex-direction: column; }
.uia4-app-btn-text small { font-size: 0.9rem; color: var(--uia4-text-muted); }
.uia4-app-btn-text strong { font-size: 1.3rem; }

/* ===== Utility ===== */
.uia4-text-center { text-align: center; }
.uia4-mt-2 { margin-top: 2rem; }
.uia4-mb-2 { margin-bottom: 2rem; }