/**
 * fb777 Layout Stylesheet
 * Class prefix: s3aa-
 * Color palette: #212F3D (bg), #EEE8AA (text/accent)
 * Mobile-first design, max-width 430px
 */

:root {
  --s3aa-primary: #EEE8AA;
  --s3aa-primary-dark: #D4C97A;
  --s3aa-bg: #212F3D;
  --s3aa-bg-dark: #1A252F;
  --s3aa-bg-card: #2C3E50;
  --s3aa-text: #EEE8AA;
  --s3aa-text-light: #F5F0C5;
  --s3aa-text-muted: #A8B5C2;
  --s3aa-accent: #FFD700;
  --s3aa-accent2: #FF6B35;
  --s3aa-border: #3D5166;
  --s3aa-success: #27AE60;
  --s3aa-danger: #E74C3C;
  --s3aa-shadow: rgba(0, 0, 0, 0.3);
  --s3aa-radius: 8px;
  --s3aa-radius-lg: 12px;
  --s3aa-transition: 0.3s ease;
}

/* Reset and Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 62.5%; scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--s3aa-bg);
  color: var(--s3aa-text);
  line-height: 1.5rem;
  font-size: 1.4rem;
  min-height: 100vh;
  -webkit-text-size-adjust: 100%;
}

/* Container */
.s3aa-container { max-width: 430px; margin: 0 auto; padding: 0 1.2rem; width: 100%; }
.s3aa-wrapper { padding: 0 1rem; }

/* Header */
.s3aa-header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--s3aa-bg-dark);
  border-bottom: 1px solid var(--s3aa-border);
  height: 52px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1rem;
}
.s3aa-header-left { display: flex; align-items: center; gap: 0.8rem; }
.s3aa-logo { width: 28px; height: 28px; border-radius: 4px; }
.s3aa-site-name {
  font-size: 1.8rem; font-weight: 700;
  color: var(--s3aa-primary);
  text-decoration: none;
}
.s3aa-header-right { display: flex; align-items: center; gap: 0.6rem; }
.s3aa-header-btn {
  padding: 0.5rem 1.2rem; border-radius: var(--s3aa-radius);
  font-size: 1.2rem; font-weight: 600; cursor: pointer;
  border: none; transition: var(--s3aa-transition);
  min-height: 36px;
}
.s3aa-btn-register {
  background: var(--s3aa-accent); color: var(--s3aa-bg-dark);
}
.s3aa-btn-register:hover { background: var(--s3aa-accent2); transform: scale(1.05); }
.s3aa-btn-login {
  background: transparent; color: var(--s3aa-primary);
  border: 1px solid var(--s3aa-primary);
}
.s3aa-btn-login:hover { background: var(--s3aa-primary); color: var(--s3aa-bg-dark); }
.s3aa-menu-toggle {
  background: none; border: none; color: var(--s3aa-primary);
  font-size: 2rem; cursor: pointer; padding: 0.4rem;
  display: flex; align-items: center;
}

/* Mobile Menu */
.s3aa-mobile-menu {
  position: fixed; top: 0; right: -280px;
  width: 280px; height: 100vh;
  background: var(--s3aa-bg-dark);
  z-index: 9999;
  transition: right 0.35s ease;
  padding: 6rem 1.5rem 2rem;
  border-left: 1px solid var(--s3aa-border);
}
.s3aa-mobile-menu.s3aa-menu-active { right: 0; }
.s3aa-menu-overlay {
  position: fixed; top: 0; left: 0;
  width: 100%; height: 100vh;
  background: rgba(0,0,0,0.6);
  z-index: 9998;
  display: none;
}
.s3aa-menu-overlay.s3aa-overlay-active { display: block; }
.s3aa-menu-close {
  position: absolute; top: 1rem; right: 1.5rem;
  background: none; border: none; color: var(--s3aa-primary);
  font-size: 2.4rem; cursor: pointer;
}
.s3aa-menu-link {
  display: block; padding: 1.2rem 0;
  color: var(--s3aa-text); text-decoration: none;
  font-size: 1.5rem; border-bottom: 1px solid var(--s3aa-border);
  transition: color var(--s3aa-transition);
}
.s3aa-menu-link:hover { color: var(--s3aa-accent); }

/* Main content padding for fixed header */
.s3aa-main { padding-top: 52px; }
@media (max-width: 768px) {
  .s3aa-main { padding-bottom: 72px; }
}

/* Carousel */
.s3aa-carousel { position: relative; overflow: hidden; border-radius: var(--s3aa-radius-lg); margin: 1rem 0; }
.s3aa-slide {
  display: none; width: 100%; cursor: pointer;
  border-radius: var(--s3aa-radius-lg); overflow: hidden;
}
.s3aa-slide img { width: 100%; height: auto; display: block; }
.s3aa-slide-active { display: block; }
.s3aa-dots {
  position: absolute; bottom: 8px; left: 50%;
  transform: translateX(-50%); display: flex; gap: 6px;
}
.s3aa-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(238,232,170,0.4); cursor: pointer;
  border: none; transition: var(--s3aa-transition);
}
.s3aa-dot-active { background: var(--s3aa-accent); transform: scale(1.3); }

/* Section Titles */
.s3aa-section-title {
  font-size: 1.8rem; font-weight: 700;
  color: var(--s3aa-primary); margin: 1.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--s3aa-accent);
  display: flex; align-items: center; gap: 0.6rem;
}
.s3aa-section-title .material-icons { font-size: 2.2rem; color: var(--s3aa-accent); }

/* Game Grid */
.s3aa-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
  padding: 0.5rem 0;
}
.s3aa-game-item {
  display: flex; flex-direction: column; align-items: center;
  cursor: pointer; transition: transform var(--s3aa-transition);
  text-decoration: none; color: var(--s3aa-text);
}
.s3aa-game-item:hover { transform: scale(1.06); }
.s3aa-game-icon {
  width: 64px; height: 64px; border-radius: var(--s3aa-radius);
  object-fit: cover; border: 2px solid var(--s3aa-border);
  transition: border-color var(--s3aa-transition);
}
.s3aa-game-item:hover .s3aa-game-icon { border-color: var(--s3aa-accent); }
.s3aa-game-name {
  font-size: 1.1rem; text-align: center;
  margin-top: 0.3rem; line-height: 1.3rem;
  max-width: 75px; overflow: hidden;
  text-overflow: ellipsis; white-space: nowrap;
}

/* Category Tabs */
.s3aa-cat-title {
  font-size: 1.6rem; font-weight: 700;
  color: var(--s3aa-accent); margin: 1.5rem 0 0.8rem;
  padding-left: 0.5rem;
  border-left: 3px solid var(--s3aa-accent);
}

/* Cards */
.s3aa-card {
  background: var(--s3aa-bg-card);
  border-radius: var(--s3aa-radius-lg);
  padding: 1.5rem;
  margin: 1rem 0;
  border: 1px solid var(--s3aa-border);
}
.s3aa-card-title {
  font-size: 1.6rem; font-weight: 700;
  color: var(--s3aa-primary); margin-bottom: 0.8rem;
}
.s3aa-card p { font-size: 1.3rem; line-height: 2rem; color: var(--s3aa-text-muted); }

/* Buttons */
.s3aa-btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, var(--s3aa-accent), var(--s3aa-accent2));
  color: var(--s3aa-bg-dark); font-weight: 700;
  padding: 1rem 2.5rem; border-radius: var(--s3aa-radius-lg);
  text-decoration: none; font-size: 1.5rem;
  cursor: pointer; border: none;
  transition: transform var(--s3aa-transition), box-shadow var(--s3aa-transition);
}
.s3aa-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(255,215,0,0.4);
}
.s3aa-btn-text {
  color: var(--s3aa-accent); text-decoration: underline;
  cursor: pointer; font-weight: 600;
  font-size: 1.3rem;
}
.s3aa-btn-text:hover { color: var(--s3aa-accent2); }

/* CTA Section */
.s3aa-cta {
  text-align: center; padding: 2rem 1rem;
  background: linear-gradient(135deg, var(--s3aa-bg-dark), var(--s3aa-bg-card));
  border-radius: var(--s3aa-radius-lg);
  margin: 1.5rem 0;
  border: 1px solid var(--s3aa-accent);
}
.s3aa-cta h3 { font-size: 1.8rem; color: var(--s3aa-accent); margin-bottom: 1rem; }
.s3aa-cta p { color: var(--s3aa-text-muted); margin-bottom: 1.5rem; font-size: 1.3rem; }

/* Footer */
.s3aa-footer {
  background: var(--s3aa-bg-dark);
  border-top: 1px solid var(--s3aa-border);
  padding: 2rem 1rem 1rem;
  text-align: center;
}
.s3aa-footer-brand { color: var(--s3aa-text-muted); font-size: 1.2rem; line-height: 1.8rem; margin-bottom: 1rem; }
.s3aa-footer-links {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 0.6rem; margin: 1rem 0;
}
.s3aa-footer-link {
  color: var(--s3aa-primary); text-decoration: none;
  font-size: 1.2rem; padding: 0.4rem 0.8rem;
  border: 1px solid var(--s3aa-border); border-radius: var(--s3aa-radius);
  transition: var(--s3aa-transition);
}
.s3aa-footer-link:hover { background: var(--s3aa-primary); color: var(--s3aa-bg-dark); }
.s3aa-footer-copy { color: var(--s3aa-text-muted); font-size: 1.1rem; margin-top: 1rem; }

/* Bottom Navigation */
.s3aa-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0;
  height: 62px; z-index: 1000;
  background: var(--s3aa-bg-dark);
  border-top: 1px solid var(--s3aa-border);
  display: flex; justify-content: space-around; align-items: center;
  padding: 0 0.3rem;
  box-shadow: 0 -2px 10px var(--s3aa-shadow);
}
@media (min-width: 769px) {
  .s3aa-bottom-nav { display: none; }
}
.s3aa-bottom-nav-btn {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  min-width: 60px; min-height: 56px;
  background: none; border: none; cursor: pointer;
  color: var(--s3aa-text-muted);
  transition: var(--s3aa-transition);
  border-radius: var(--s3aa-radius);
  padding: 0.3rem;
}
.s3aa-bottom-nav-btn:hover,
.s3aa-bottom-nav-btn.s3aa-nav-active {
  color: var(--s3aa-accent);
}
.s3aa-bottom-nav-btn:hover { transform: scale(1.1); }
.s3aa-bottom-nav-btn:active { transform: scale(0.95); }
.s3aa-nav-icon { font-size: 2.2rem; line-height: 1; }
.s3aa-nav-label { font-size: 1rem; margin-top: 0.2rem; white-space: nowrap; }

/* Testimonial */
.s3aa-testimonial {
  background: var(--s3aa-bg-card);
  border-radius: var(--s3aa-radius-lg);
  padding: 1.2rem; margin: 0.8rem 0;
  border-left: 3px solid var(--s3aa-accent);
}
.s3aa-testimonial-text { font-size: 1.2rem; color: var(--s3aa-text-muted); font-style: italic; }
.s3aa-testimonial-author { font-size: 1.1rem; color: var(--s3aa-primary); margin-top: 0.5rem; font-weight: 600; }

/* Winner showcase */
.s3aa-winner-item {
  display: flex; align-items: center; gap: 0.8rem;
  padding: 0.8rem; background: var(--s3aa-bg-card);
  border-radius: var(--s3aa-radius); margin: 0.5rem 0;
}
.s3aa-winner-avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--s3aa-accent); display: flex; align-items: center; justify-content: center; font-size: 1.4rem; color: var(--s3aa-bg-dark); font-weight: 700; }
.s3aa-winner-info { flex: 1; }
.s3aa-winner-name { font-size: 1.2rem; color: var(--s3aa-primary); font-weight: 600; }
.s3aa-winner-amount { font-size: 1.1rem; color: var(--s3aa-accent); }

/* FAQ */
.s3aa-faq-item { margin: 0.8rem 0; }
.s3aa-faq-q { font-size: 1.4rem; font-weight: 600; color: var(--s3aa-primary); margin-bottom: 0.4rem; }
.s3aa-faq-a { font-size: 1.2rem; color: var(--s3aa-text-muted); line-height: 1.8rem; padding-left: 1rem; border-left: 2px solid var(--s3aa-border); }

/* Achievement badge */
.s3aa-badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--s3aa-bg-card); border-radius: 2rem;
  padding: 0.5rem 1rem; margin: 0.3rem;
  font-size: 1.1rem; color: var(--s3aa-text-muted);
  border: 1px solid var(--s3aa-border);
}
.s3aa-badge i { color: var(--s3aa-accent); }

/* Payment grid */
.s3aa-payment-grid {
  display: flex; flex-wrap: wrap; gap: 0.8rem;
  justify-content: center; padding: 1rem 0;
}
.s3aa-payment-item {
  background: var(--s3aa-bg-card); padding: 0.8rem 1.5rem;
  border-radius: var(--s3aa-radius); font-size: 1.2rem;
  color: var(--s3aa-text-muted); border: 1px solid var(--s3aa-border);
}

/* Trick card */
.s3aa-trick-card {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1rem; background: var(--s3aa-bg-card);
  border-radius: var(--s3aa-radius); margin: 0.6rem 0;
}
.s3aa-trick-num {
  min-width: 32px; height: 32px; border-radius: 50%;
  background: var(--s3aa-accent); color: var(--s3aa-bg-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1.4rem;
}
.s3aa-trick-text { font-size: 1.2rem; color: var(--s3aa-text-muted); line-height: 1.8rem; }

/* Back to top */
.s3aa-back-top {
  position: fixed; bottom: 75px; right: 1rem;
  width: 40px; height: 40px;
  background: var(--s3aa-accent); color: var(--s3aa-bg-dark);
  border: none; border-radius: 50%; cursor: pointer;
  display: none; align-items: center; justify-content: center;
  font-size: 2rem; z-index: 999;
  box-shadow: 0 2px 8px var(--s3aa-shadow);
  transition: var(--s3aa-transition);
}
.s3aa-back-top:hover { transform: translateY(-3px); }

/* Text utilities */
.s3aa-text-accent { color: var(--s3aa-accent); }
.s3aa-text-center { text-align: center; }
.s3aa-text-sm { font-size: 1.2rem; }
.s3aa-mt-1 { margin-top: 1rem; }
.s3aa-mb-1 { margin-bottom: 1rem; }
.s3aa-py-2 { padding: 2rem 0; }

/* Highlight link style for in-content links */
.s3aa-inline-link {
  color: var(--s3aa-accent); text-decoration: none;
  border-bottom: 1px dashed var(--s3aa-accent);
}
.s3aa-inline-link:hover { color: var(--s3aa-accent2); border-bottom-style: solid; }

/* Promo banner */
.s3aa-promo-banner {
  background: linear-gradient(135deg, #1a3a5c, #2C3E50);
  border: 1px solid var(--s3aa-accent);
  border-radius: var(--s3aa-radius-lg);
  padding: 1.5rem; margin: 1rem 0;
  text-align: center;
}
.s3aa-promo-banner h3 { color: var(--s3aa-accent); font-size: 1.6rem; margin-bottom: 0.8rem; }
.s3aa-promo-banner p { color: var(--s3aa-text-muted); font-size: 1.2rem; }

/* Responsive fine-tuning */
@media (max-width: 360px) {
  .s3aa-game-grid { grid-template-columns: repeat(3, 1fr); gap: 0.6rem; }
  .s3aa-game-icon { width: 56px; height: 56px; }
  .s3aa-header-btn { padding: 0.4rem 0.8rem; font-size: 1.1rem; }
}