/**
 * ByBet - Main Stylesheet
 * All classes use gff1- prefix for namespace isolation
 * Colors: #FF8000 | #FF8C00 | #FF9800 | #212F3D
 * Version: 1.0.0
 */

/* CSS Variables */
:root {
  --gff1-primary: #FF8000;
  --gff1-accent: #FF8C00;
  --gff1-warm: #FF9800;
  --gff1-dark: #212F3D;
  --gff1-darker: #19232E;
  --gff1-darkest: #111B24;
  --gff1-text: #F5F5F5;
  --gff1-text-muted: #B0B8C1;
  --gff1-gold: #FFD700;
  --gff1-white: #FFFFFF;
  --gff1-border: rgba(255, 128, 0, 0.2);
  --gff1-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --gff1-radius: 10px;
  --gff1-radius-sm: 6px;
  --gff1-transition: all 0.3s ease;
}

/* Base reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 62.5%; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  font-size: 1.5rem;
  line-height: 1.5;
  color: var(--gff1-text);
  background-color: var(--gff1-darker);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: var(--gff1-primary); text-decoration: none; transition: var(--gff1-transition); }
a:hover { color: var(--gff1-warm); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* Utility */
.gff1-container { max-width: 430px; margin: 0 auto; padding: 0 1.2rem; width: 100%; }
.gff1-wrapper { width: 100%; }
.gff1-text-center { text-align: center; }
.gff1-text-gold { color: var(--gff1-gold); }
.gff1-text-primary { color: var(--gff1-primary); }
.gff1-text-muted { color: var(--gff1-text-muted); }
.gff1-mb-1 { margin-bottom: 0.8rem; }
.gff1-mb-2 { margin-bottom: 1.6rem; }
.gff1-mb-3 { margin-bottom: 2.4rem; }
.gff1-mt-2 { margin-top: 1.6rem; }
.gff1-mt-3 { margin-top: 2.4rem; }

/* Buttons */
.gff1-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1rem 2rem;
  font-size: 1.4rem;
  font-weight: 700;
  border: none;
  border-radius: var(--gff1-radius);
  cursor: pointer;
  transition: var(--gff1-transition);
  text-decoration: none;
  line-height: 1.2;
}
.gff1-btn-primary {
  background: linear-gradient(135deg, var(--gff1-primary), var(--gff1-warm));
  color: var(--gff1-dark);
  box-shadow: 0 4px 15px rgba(255, 128, 0, 0.4);
}
.gff1-btn-primary:hover {
  background: linear-gradient(135deg, var(--gff1-warm), var(--gff1-primary));
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 128, 0, 0.5);
  color: var(--gff1-dark);
}
.gff1-btn-outline {
  background: transparent;
  color: var(--gff1-primary);
  border: 2px solid var(--gff1-primary);
}
.gff1-btn-outline:hover {
  background: var(--gff1-primary);
  color: var(--gff1-dark);
}
.gff1-btn-sm { padding: 0.6rem 1.4rem; font-size: 1.2rem; }
.gff1-btn-lg { padding: 1.2rem 3rem; font-size: 1.6rem; }

/* Header */
.gff1-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(180deg, var(--gff1-darkest), var(--gff1-dark));
  border-bottom: 1px solid var(--gff1-border);
  padding: 0.8rem 0;
  transition: var(--gff1-transition);
}
.gff1-header-scrolled {
  background: rgba(17, 27, 36, 0.97);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}
.gff1-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 430px;
  margin: 0 auto;
  padding: 0 1.2rem;
}
.gff1-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--gff1-white);
  font-size: 1.8rem;
  font-weight: 800;
  text-decoration: none;
}
.gff1-logo img { width: 28px; height: 28px; }
.gff1-logo span {
  background: linear-gradient(90deg, var(--gff1-primary), var(--gff1-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gff1-header-actions { display: flex; align-items: center; gap: 0.6rem; }
.gff1-header-btn {
  padding: 0.5rem 1.2rem;
  font-size: 1.2rem;
  font-weight: 700;
  border-radius: var(--gff1-radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--gff1-transition);
}
.gff1-btn-register {
  background: linear-gradient(135deg, var(--gff1-primary), var(--gff1-warm));
  color: var(--gff1-dark);
}
.gff1-btn-login {
  background: transparent;
  color: var(--gff1-primary);
  border: 1.5px solid var(--gff1-primary);
}
.gff1-menu-toggle {
  background: none;
  border: none;
  color: var(--gff1-text);
  font-size: 2.2rem;
  cursor: pointer;
  padding: 0.4rem;
  display: flex;
  align-items: center;
}

/* Mobile Menu */
.gff1-mobile-menu {
  position: fixed;
  top: 0;
  right: -280px;
  width: 280px;
  height: 100vh;
  background: var(--gff1-darkest);
  z-index: 9999;
  transition: right 0.3s ease;
  padding: 2rem 1.5rem;
  overflow-y: auto;
}
.gff1-menu-active { right: 0; }
.gff1-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.gff1-overlay-active { opacity: 1; pointer-events: all; }
.gff1-menu-close {
  background: none;
  border: none;
  color: var(--gff1-text);
  font-size: 2.4rem;
  cursor: pointer;
  position: absolute;
  top: 1rem;
  right: 1.5rem;
}
.gff1-menu-list { margin-top: 2rem; }
.gff1-menu-list li { margin-bottom: 0.4rem; }
.gff1-menu-list a {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem;
  color: var(--gff1-text);
  font-size: 1.4rem;
  font-weight: 500;
  border-radius: var(--gff1-radius-sm);
  transition: var(--gff1-transition);
}
.gff1-menu-list a:hover, .gff1-menu-list a:focus {
  background: rgba(255, 128, 0, 0.1);
  color: var(--gff1-primary);
}

/* Carousel */
.gff1-carousel { position: relative; overflow: hidden; border-radius: var(--gff1-radius); margin-top: 5.6rem; }
.gff1-carousel-slide {
  display: none;
  width: 100%;
  cursor: pointer;
  position: relative;
}
.gff1-slide-active { display: block; }
.gff1-carousel-slide img {
  width: 100%;
  height: auto;
  aspect-ratio: 16/7;
  object-fit: cover;
}
.gff1-carousel-dots {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.6rem;
}
.gff1-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  border: none;
  transition: var(--gff1-transition);
}
.gff1-dot-active { background: var(--gff1-primary); transform: scale(1.3); }

/* Sections */
.gff1-section {
  padding: 2.4rem 0;
}
.gff1-section-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--gff1-white);
  margin-bottom: 1.4rem;
  padding-bottom: 0.8rem;
  border-bottom: 2px solid var(--gff1-primary);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.gff1-section-title .material-icons, .gff1-section-title .fas, .gff1-section-title .far {
  color: var(--gff1-primary);
  font-size: 2rem;
}

/* Game Grid */
.gff1-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}
.gff1-game-card {
  text-align: center;
  cursor: pointer;
  transition: var(--gff1-transition);
  border-radius: var(--gff1-radius-sm);
  padding: 0.4rem;
}
.gff1-game-card:hover {
  transform: translateY(-3px);
  background: rgba(255, 128, 0, 0.08);
}
.gff1-game-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--gff1-radius-sm);
  margin-bottom: 0.3rem;
  border: 1px solid var(--gff1-border);
}
.gff1-game-name {
  font-size: 1rem;
  color: var(--gff1-text-muted);
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Category header */
.gff1-cat-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
  margin-top: 1.6rem;
}
.gff1-cat-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gff1-warm);
}

/* Info cards */
.gff1-card {
  background: var(--gff1-dark);
  border-radius: var(--gff1-radius);
  padding: 1.6rem;
  margin-bottom: 1.2rem;
  border: 1px solid var(--gff1-border);
}
.gff1-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gff1-primary);
  margin-bottom: 0.8rem;
}
.gff1-card p {
  color: var(--gff1-text-muted);
  font-size: 1.3rem;
  line-height: 1.6;
}

/* Stats row */
.gff1-stats-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
  margin-bottom: 1.2rem;
}
.gff1-stat-item {
  background: var(--gff1-dark);
  padding: 1.2rem;
  border-radius: var(--gff1-radius-sm);
  text-align: center;
  border: 1px solid var(--gff1-border);
}
.gff1-stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--gff1-primary);
}
.gff1-stat-label {
  font-size: 1.1rem;
  color: var(--gff1-text-muted);
}

/* Winner list */
.gff1-winner-list .gff1-winner-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.gff1-winner-name { font-weight: 600; color: var(--gff1-text); font-size: 1.3rem; }
.gff1-winner-game { font-size: 1.1rem; color: var(--gff1-text-muted); }
.gff1-winner-amount { font-weight: 700; color: var(--gff1-gold); font-size: 1.4rem; }

/* Testimonials */
.gff1-testimonial {
  background: var(--gff1-dark);
  border-radius: var(--gff1-radius);
  padding: 1.4rem;
  margin-bottom: 1rem;
  border-left: 3px solid var(--gff1-primary);
}
.gff1-testimonial-text {
  font-size: 1.3rem;
  color: var(--gff1-text-muted);
  font-style: italic;
  margin-bottom: 0.6rem;
}
.gff1-testimonial-author {
  font-size: 1.2rem;
  color: var(--gff1-primary);
  font-weight: 600;
}

/* Payment icons row */
.gff1-payment-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin: 1rem 0;
}
.gff1-payment-item {
  background: var(--gff1-dark);
  padding: 0.8rem 1.4rem;
  border-radius: var(--gff1-radius-sm);
  font-size: 1.2rem;
  color: var(--gff1-text-muted);
  border: 1px solid var(--gff1-border);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Footer */
.gff1-footer {
  background: var(--gff1-darkest);
  padding: 2.4rem 0 10rem;
  border-top: 1px solid var(--gff1-border);
}
.gff1-footer-brand {
  font-size: 1.3rem;
  color: var(--gff1-text-muted);
  line-height: 1.6;
  margin-bottom: 1.4rem;
}
.gff1-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.4rem;
}
.gff1-footer-links a {
  padding: 0.5rem 1rem;
  background: var(--gff1-dark);
  color: var(--gff1-text-muted);
  border-radius: var(--gff1-radius-sm);
  font-size: 1.1rem;
  transition: var(--gff1-transition);
  border: 1px solid var(--gff1-border);
}
.gff1-footer-links a:hover {
  background: var(--gff1-primary);
  color: var(--gff1-dark);
  border-color: var(--gff1-primary);
}
.gff1-footer-promo {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.4rem;
}
.gff1-footer-promo a {
  flex: 1 1 45%;
  text-align: center;
  padding: 0.8rem;
  background: linear-gradient(135deg, var(--gff1-primary), var(--gff1-warm));
  color: var(--gff1-dark);
  border-radius: var(--gff1-radius-sm);
  font-size: 1.2rem;
  font-weight: 700;
  transition: var(--gff1-transition);
}
.gff1-footer-promo a:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 128, 0, 0.4);
  color: var(--gff1-dark);
}
.gff1-copyright {
  text-align: center;
  color: var(--gff1-text-muted);
  font-size: 1.1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Bottom Nav */
.gff1-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 60px;
  background: linear-gradient(180deg, var(--gff1-dark), var(--gff1-darkest));
  border-top: 2px solid var(--gff1-primary);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 0 0.4rem;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
}
.gff1-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(--gff1-text-muted);
  transition: var(--gff1-transition);
  gap: 0.2rem;
  position: relative;
}
.gff1-bottom-nav-btn .gff1-nav-icon { font-size: 22px; line-height: 1; }
.gff1-bottom-nav-btn .gff1-nav-label { font-size: 1rem; line-height: 1.2; font-weight: 500; }
.gff1-bottom-nav-btn:hover, .gff1-bottom-nav-btn:focus {
  color: var(--gff1-primary);
  transform: scale(1.08);
}
.gff1-bottom-nav-btn.gff1-nav-active {
  color: var(--gff1-primary);
}
.gff1-bottom-nav-btn.gff1-nav-active::after {
  content: '';
  position: absolute;
  top: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--gff1-primary);
  border-radius: 0 0 3px 3px;
}

/* CTA Banner */
.gff1-cta-banner {
  background: linear-gradient(135deg, var(--gff1-primary), var(--gff1-warm));
  border-radius: var(--gff1-radius);
  padding: 2rem;
  text-align: center;
  margin: 2rem 0;
}
.gff1-cta-banner h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--gff1-dark);
  margin-bottom: 0.6rem;
}
.gff1-cta-banner p {
  font-size: 1.3rem;
  color: var(--gff1-darker);
  margin-bottom: 1.2rem;
}
.gff1-cta-banner .gff1-btn {
  background: var(--gff1-dark);
  color: var(--gff1-primary);
  font-weight: 800;
}
.gff1-cta-banner .gff1-btn:hover {
  background: var(--gff1-darkest);
  transform: scale(1.05);
}

/* FAQ Section */
.gff1-faq-item {
  background: var(--gff1-dark);
  border-radius: var(--gff1-radius-sm);
  padding: 1.2rem 1.4rem;
  margin-bottom: 0.8rem;
  border: 1px solid var(--gff1-border);
}
.gff1-faq-q {
  font-weight: 700;
  color: var(--gff1-primary);
  font-size: 1.3rem;
  margin-bottom: 0.4rem;
}
.gff1-faq-a {
  color: var(--gff1-text-muted);
  font-size: 1.2rem;
  line-height: 1.5;
}

/* Feature list */
.gff1-feature-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}
.gff1-feature-item {
  background: var(--gff1-dark);
  padding: 1rem;
  border-radius: var(--gff1-radius-sm);
  text-align: center;
  border: 1px solid var(--gff1-border);
}
.gff1-feature-item .gff1-feature-icon { font-size: 2.2rem; color: var(--gff1-primary); margin-bottom: 0.4rem; }
.gff1-feature-item .gff1-feature-title { font-size: 1.2rem; font-weight: 700; color: var(--gff1-white); }
.gff1-feature-item .gff1-feature-desc { font-size: 1rem; color: var(--gff1-text-muted); margin-top: 0.2rem; }

/* Tricks list */
.gff1-trick-item {
  display: flex;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.gff1-trick-num {
  min-width: 2.8rem;
  height: 2.8rem;
  background: var(--gff1-primary);
  color: var(--gff1-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.gff1-trick-text { font-size: 1.3rem; color: var(--gff1-text-muted); line-height: 1.5; }
.gff1-trick-text strong { color: var(--gff1-white); }

/* Responsive: Desktop */
@media (min-width: 769px) {
  .gff1-bottom-nav { display: none; }
  .gff1-container { max-width: 430px; }
}
@media (max-width: 768px) {
  main { padding-bottom: 80px; }
  .gff1-header-inner { max-width: 100%; }
}