/**
 * FilbetCom Main Stylesheet - style-53fc.css
 * All classes use gfc4- prefix for namespace isolation
 * Color palette: #00FF7F | #273746 | #E91E63 | #8FBC8F | #E0F2F1
 */

/* === CSS Variables === */
:root {
  --gfc4-primary: #00FF7F;
  --gfc4-bg: #273746;
  --gfc4-accent: #E91E63;
  --gfc4-muted: #8FBC8F;
  --gfc4-light: #E0F2F1;
  --gfc4-dark: #1a252f;
  --gfc4-darker: #0f1923;
  --gfc4-text: #E0F2F1;
  --gfc4-text-muted: #8FBC8F;
  --gfc4-radius: 0.8rem;
  --gfc4-radius-sm: 0.4rem;
  --gfc4-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
  --gfc4-transition: all 0.3s ease;
  font-size: 62.5%;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  background: var(--gfc4-darker);
  color: var(--gfc4-text);
  line-height: 1.5rem;
  font-size: 1.4rem;
  max-width: 430px;
  margin: 0 auto;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

a {
  color: var(--gfc4-primary);
  text-decoration: none;
  transition: var(--gfc4-transition);
}

a:hover {
  color: var(--gfc4-accent);
}

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

/* === Header === */
.gfc4-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(135deg, var(--gfc4-dark) 0%, var(--gfc4-bg) 100%);
  border-bottom: 2px solid var(--gfc4-primary);
  max-width: 430px;
  margin: 0 auto;
}

.gfc4-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  min-height: 52px;
}

.gfc4-logo-area {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.gfc4-logo-area img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
}

.gfc4-logo-text {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--gfc4-primary);
  letter-spacing: 0.5px;
}

.gfc4-header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.gfc4-btn-register {
  background: var(--gfc4-primary);
  color: var(--gfc4-dark);
  border: none;
  padding: 0.5rem 1.2rem;
  border-radius: var(--gfc4-radius-sm);
  font-size: 1.2rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--gfc4-transition);
  min-height: 36px;
}

.gfc4-btn-register:hover {
  background: #33ff99;
  transform: scale(1.05);
}

.gfc4-btn-login {
  background: transparent;
  color: var(--gfc4-primary);
  border: 1.5px solid var(--gfc4-primary);
  padding: 0.5rem 1.2rem;
  border-radius: var(--gfc4-radius-sm);
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--gfc4-transition);
  min-height: 36px;
}

.gfc4-btn-login:hover {
  background: rgba(0, 255, 127, 0.1);
}

.gfc4-menu-toggle {
  background: none;
  border: none;
  color: var(--gfc4-primary);
  font-size: 2rem;
  cursor: pointer;
  padding: 0.4rem;
  line-height: 1;
}

/* === Mobile Menu === */
.gfc4-mobile-menu {
  max-height: 0;
  overflow: hidden;
  background: var(--gfc4-dark);
  transition: max-height 0.4s ease;
  border-top: 1px solid rgba(0, 255, 127, 0.15);
}

.gfc4-menu-active {
  max-height: 500px;
}

.gfc4-mobile-menu ul {
  list-style: none;
  padding: 0.5rem 0;
}

.gfc4-mobile-menu li a {
  display: block;
  padding: 1rem 1.5rem;
  color: var(--gfc4-text);
  font-size: 1.3rem;
  border-bottom: 1px solid rgba(0, 255, 127, 0.08);
  transition: var(--gfc4-transition);
}

.gfc4-mobile-menu li a:hover {
  background: rgba(0, 255, 127, 0.08);
  color: var(--gfc4-primary);
  padding-left: 2rem;
}

/* === Main Content === */
.gfc4-main {
  padding-top: 56px;
  padding-bottom: 20px;
}

@media (max-width: 768px) {
  .gfc4-main {
    padding-bottom: 80px;
  }
}

.gfc4-container {
  padding: 0 1rem;
  max-width: 430px;
  margin: 0 auto;
}

/* === Carousel === */
.gfc4-carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 0 0 var(--gfc4-radius) var(--gfc4-radius);
}

.gfc4-slide {
  display: none;
  width: 100%;
  cursor: pointer;
}

.gfc4-slide img {
  width: 100%;
  height: auto;
  min-height: 160px;
  object-fit: cover;
}

.gfc4-slide-active {
  display: block;
}

.gfc4-dots {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
}

.gfc4-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: var(--gfc4-transition);
  border: none;
}

.gfc4-dot-active {
  background: var(--gfc4-primary);
  transform: scale(1.3);
}

/* === Section Titles === */
.gfc4-section-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--gfc4-primary);
  margin: 2rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--gfc4-accent);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.gfc4-section-title i {
  font-size: 2rem;
  color: var(--gfc4-accent);
}

/* === Game Grid === */
.gfc4-game-section {
  margin: 1.5rem 0;
}

.gfc4-category-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--gfc4-primary);
  margin: 1.5rem 0 0.8rem;
  padding-left: 0.5rem;
  border-left: 3px solid var(--gfc4-accent);
}

.gfc4-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
  padding: 0.5rem 0;
}

.gfc4-game-item {
  text-align: center;
  cursor: pointer;
  transition: var(--gfc4-transition);
  border-radius: var(--gfc4-radius-sm);
  padding: 0.4rem;
}

.gfc4-game-item:hover {
  background: rgba(0, 255, 127, 0.08);
  transform: translateY(-2px);
}

.gfc4-game-item img {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--gfc4-radius-sm);
  object-fit: cover;
  margin-bottom: 0.3rem;
  border: 1px solid rgba(0, 255, 127, 0.15);
}

.gfc4-game-name {
  font-size: 1rem;
  color: var(--gfc4-text-muted);
  line-height: 1.2rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* === Content Cards === */
.gfc4-card {
  background: linear-gradient(135deg, var(--gfc4-dark) 0%, var(--gfc4-bg) 100%);
  border-radius: var(--gfc4-radius);
  padding: 1.5rem;
  margin: 1rem 0;
  border: 1px solid rgba(0, 255, 127, 0.12);
  box-shadow: var(--gfc4-shadow);
}

.gfc4-card h2 {
  font-size: 1.6rem;
  color: var(--gfc4-primary);
  margin-bottom: 0.8rem;
}

.gfc4-card h3 {
  font-size: 1.4rem;
  color: var(--gfc4-accent);
  margin: 1rem 0 0.5rem;
}

.gfc4-card p {
  color: var(--gfc4-text);
  margin-bottom: 0.8rem;
  line-height: 1.6;
}

.gfc4-card ul {
  list-style: none;
  padding: 0;
}

.gfc4-card li {
  padding: 0.4rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--gfc4-text);
  line-height: 1.5;
}

.gfc4-card li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--gfc4-primary);
  font-size: 1rem;
}

/* === Promo Buttons === */
.gfc4-promo-btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--gfc4-accent) 0%, #c41750 100%);
  color: #fff;
  padding: 0.8rem 2rem;
  border-radius: 3rem;
  font-size: 1.4rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: var(--gfc4-transition);
  text-align: center;
  min-height: 44px;
}

.gfc4-promo-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 20px rgba(233, 30, 99, 0.4);
}

.gfc4-promo-link {
  color: var(--gfc4-accent);
  font-weight: 700;
  cursor: pointer;
  border-bottom: 1px dashed var(--gfc4-accent);
}

.gfc4-promo-link:hover {
  color: var(--gfc4-primary);
}

/* === Bottom Navigation === */
.gfc4-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(180deg, var(--gfc4-dark) 0%, var(--gfc4-darker) 100%);
  border-top: 2px solid var(--gfc4-primary);
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 60px;
  max-width: 430px;
  margin: 0 auto;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.4);
}

.gfc4-bottom-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  min-height: 56px;
  background: none;
  border: none;
  color: var(--gfc4-text-muted);
  cursor: pointer;
  transition: var(--gfc4-transition);
  font-size: 1rem;
  gap: 2px;
  position: relative;
}

.gfc4-bottom-nav-btn i,
.gfc4-bottom-nav-btn .material-icons-outlined {
  font-size: 22px;
}

.gfc4-bottom-nav-btn span {
  font-size: 1rem;
  line-height: 1.2;
}

.gfc4-bottom-nav-btn:hover,
.gfc4-bottom-nav-btn:active {
  color: var(--gfc4-primary);
  transform: scale(1.1);
}

.gfc4-bottom-nav-btn.gfc4-nav-active {
  color: var(--gfc4-primary);
}

.gfc4-bottom-nav-btn.gfc4-nav-active::after {
  content: "";
  position: absolute;
  top: -2px;
  left: 20%;
  right: 20%;
  height: 2px;
  background: var(--gfc4-primary);
  border-radius: 1px;
}

@media (min-width: 769px) {
  .gfc4-bottom-nav {
    display: none;
  }
}

/* === Footer === */
.gfc4-footer {
  background: var(--gfc4-darker);
  padding: 2rem 1rem 1rem;
  border-top: 1px solid rgba(0, 255, 127, 0.12);
}

.gfc4-footer-brand {
  text-align: center;
  margin-bottom: 1.5rem;
}

.gfc4-footer-brand p {
  color: var(--gfc4-text-muted);
  font-size: 1.2rem;
  line-height: 1.5;
  margin-bottom: 0.5rem;
}

.gfc4-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin: 1rem 0;
}

.gfc4-footer-links a {
  color: var(--gfc4-text-muted);
  font-size: 1.1rem;
  padding: 0.3rem 0.6rem;
  border-radius: var(--gfc4-radius-sm);
  transition: var(--gfc4-transition);
}

.gfc4-footer-links a:hover {
  color: var(--gfc4-primary);
  background: rgba(0, 255, 127, 0.08);
}

.gfc4-footer-promo {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin: 1rem 0;
}

.gfc4-footer-promo-btn {
  background: var(--gfc4-accent);
  color: #fff;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--gfc4-transition);
  font-weight: 600;
}

.gfc4-footer-promo-btn:hover {
  background: #c41750;
  transform: scale(1.05);
}

.gfc4-footer-copy {
  text-align: center;
  padding-top: 1rem;
  border-top: 1px solid rgba(0, 255, 127, 0.08);
  color: var(--gfc4-text-muted);
  font-size: 1.1rem;
}

@media (max-width: 768px) {
  .gfc4-footer {
    padding-bottom: 76px;
  }
}

/* === Utility Classes === */
.gfc4-text-center { text-align: center; }
.gfc4-text-accent { color: var(--gfc4-accent); }
.gfc4-text-primary { color: var(--gfc4-primary); }
.gfc4-text-muted { color: var(--gfc4-text-muted); }
.gfc4-mt-1 { margin-top: 1rem; }
.gfc4-mt-2 { margin-top: 2rem; }
.gfc4-mb-1 { margin-bottom: 1rem; }
.gfc4-mb-2 { margin-bottom: 2rem; }

.gfc4-highlight-box {
  background: rgba(0, 255, 127, 0.06);
  border: 1px solid rgba(0, 255, 127, 0.15);
  border-radius: var(--gfc4-radius);
  padding: 1.2rem;
  margin: 1rem 0;
}

.gfc4-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
  margin: 1rem 0;
}

.gfc4-stat-item {
  background: rgba(0, 255, 127, 0.05);
  border-radius: var(--gfc4-radius-sm);
  padding: 1rem;
  text-align: center;
  border: 1px solid rgba(0, 255, 127, 0.1);
}

.gfc4-stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gfc4-primary);
}

.gfc4-stat-label {
  font-size: 1.1rem;
  color: var(--gfc4-text-muted);
  margin-top: 0.3rem;
}

/* === Winner Ticker === */
.gfc4-winner-ticker {
  display: flex;
  gap: 0.6rem;
  overflow-x: auto;
  padding: 0.5rem 0;
  scroll-snap-type: x mandatory;
}

.gfc4-winner-ticker::-webkit-scrollbar {
  display: none;
}

.gfc4-winner-item {
  flex-shrink: 0;
  background: rgba(233, 30, 99, 0.08);
  border-radius: var(--gfc4-radius-sm);
  padding: 0.6rem 1rem;
  scroll-snap-align: start;
  border: 1px solid rgba(233, 30, 99, 0.15);
  min-width: 140px;
}

.gfc4-winner-name {
  font-size: 1.1rem;
  color: var(--gfc4-primary);
  font-weight: 600;
}

.gfc4-winner-amount {
  font-size: 1.3rem;
  color: var(--gfc4-accent);
  font-weight: 700;
}

.gfc4-winner-game {
  font-size: 1rem;
  color: var(--gfc4-text-muted);
}

/* === Payment Icons Row === */
.gfc4-payment-row {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}

.gfc4-payment-item {
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--gfc4-radius-sm);
  padding: 0.6rem 1rem;
  font-size: 1.2rem;
  color: var(--gfc4-text);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* === Testimonial === */
.gfc4-testimonial {
  background: rgba(0, 255, 127, 0.04);
  border-left: 3px solid var(--gfc4-primary);
  border-radius: 0 var(--gfc4-radius-sm) var(--gfc4-radius-sm) 0;
  padding: 1rem;
  margin: 0.8rem 0;
}

.gfc4-testimonial-text {
  font-style: italic;
  color: var(--gfc4-text);
  margin-bottom: 0.4rem;
  font-size: 1.2rem;
}

.gfc4-testimonial-author {
  color: var(--gfc4-primary);
  font-weight: 600;
  font-size: 1.1rem;
}

/* === FAQ Accordion === */
.gfc4-faq-item {
  border: 1px solid rgba(0, 255, 127, 0.1);
  border-radius: var(--gfc4-radius-sm);
  margin: 0.6rem 0;
  overflow: hidden;
}

.gfc4-faq-q {
  font-weight: 600;
  color: var(--gfc4-primary);
  padding: 0.8rem 1rem;
  font-size: 1.3rem;
}

.gfc4-faq-a {
  padding: 0 1rem 0.8rem;
  color: var(--gfc4-text);
  line-height: 1.5;
  font-size: 1.2rem;
}

/* === Responsive === */
@media (min-width: 769px) {
  .gfc4-header { max-width: 100%; }
  .gfc4-bottom-nav { display: none; }
  body { max-width: 100%; }
  .gfc4-game-grid { grid-template-columns: repeat(6, 1fr); }
  .gfc4-stats-grid { grid-template-columns: repeat(4, 1fr); }
}