/**
 * good 1111 - Core Stylesheet
 * All classes use prefix: g4bb-
 * Color palette: #004D40 | #0C0C0C | #FF7F50 | #FFDFBA | #4DB6AC
 * @version 1.0.0
 */

/* === CSS Variables === */
:root {
  --g4bb-primary: #004D40;
  --g4bb-dark: #0C0C0C;
  --g4bb-accent: #FF7F50;
  --g4bb-light: #FFDFBA;
  --g4bb-teal: #4DB6AC;
  --g4bb-bg: #0a0f0e;
  --g4bb-text: #f0ede8;
  --g4bb-muted: #8a9a96;
  --g4bb-card-bg: #111a17;
  --g4bb-border: #1e2e29;
  --g4bb-radius: 10px;
  font-size: 62.5%;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Segoe UI', 'Noto Sans Bengali', Tahoma, sans-serif;
  background-color: var(--g4bb-bg);
  color: var(--g4bb-text);
  font-size: 1.6rem;
  line-height: 1.5;
  overflow-x: hidden;
  max-width: 430px;
  margin: 0 auto;
}

a { color: var(--g4bb-teal); text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* === Header === */
.g4bb-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(180deg, var(--g4bb-primary), #00251a);
  max-width: 430px;
  margin: 0 auto;
  padding: 0 1.2rem;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(77, 182, 172, 0.25);
}

.g4bb-logo-area {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.g4bb-logo-area img {
  width: 28px;
  height: 28px;
  border-radius: 6px;
}

.g4bb-logo-area span {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--g4bb-accent);
  letter-spacing: 0.3px;
}

.g4bb-header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.g4bb-btn-register {
  background: var(--g4bb-accent);
  color: #fff;
  border: none;
  padding: 0.5rem 1.2rem;
  border-radius: 6px;
  font-size: 1.3rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}

.g4bb-btn-register:hover {
  transform: scale(1.04);
  box-shadow: 0 2px 10px rgba(255, 127, 80, 0.45);
}

.g4bb-btn-login {
  background: transparent;
  color: var(--g4bb-teal);
  border: 1.5px solid var(--g4bb-teal);
  padding: 0.5rem 1.2rem;
  border-radius: 6px;
  font-size: 1.3rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}

.g4bb-btn-login:hover {
  background: rgba(77, 182, 172, 0.12);
}

.g4bb-hamburger {
  background: none;
  border: none;
  color: var(--g4bb-teal);
  font-size: 2.2rem;
  cursor: pointer;
  padding: 0.3rem;
  display: flex;
  align-items: center;
}

/* === Mobile Menu === */
.g4bb-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.g4bb-overlay-active {
  opacity: 1;
  pointer-events: auto;
}

.g4bb-mobile-menu {
  position: fixed;
  top: 0;
  right: -280px;
  width: 260px;
  height: 100%;
  background: var(--g4bb-card-bg);
  z-index: 9999;
  transition: right 0.3s ease;
  padding: 2rem 1.5rem;
  overflow-y: auto;
}

.g4bb-menu-active {
  right: 0;
}

.g4bb-mobile-menu .g4bb-menu-title {
  color: var(--g4bb-accent);
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--g4bb-border);
}

.g4bb-mobile-menu a {
  display: block;
  padding: 1rem 0;
  color: var(--g4bb-text);
  font-size: 1.5rem;
  border-bottom: 1px solid var(--g4bb-border);
  transition: color 0.2s;
}

.g4bb-mobile-menu a:hover {
  color: var(--g4bb-accent);
}

/* === Main Content === */
.g4bb-main {
  padding-top: 52px;
  min-height: 100vh;
}

@media (max-width: 768px) {
  .g4bb-main {
    padding-bottom: 76px;
  }
}

/* === Carousel === */
.g4bb-carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
  aspect-ratio: 16/8;
  background: var(--g4bb-dark);
}

.g4bb-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.6s ease;
  cursor: pointer;
}

.g4bb-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.g4bb-slide-active {
  opacity: 1;
}

.g4bb-dots {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
}

.g4bb-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition: background 0.2s;
}

.g4bb-dot-active {
  background: var(--g4bb-accent);
  width: 20px;
  border-radius: 4px;
}

/* === Section Common === */
.g4bb-section {
  padding: 2rem 1.2rem;
}

.g4bb-section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--g4bb-accent);
  margin-bottom: 1.2rem;
  position: relative;
  padding-left: 1.2rem;
}

.g4bb-section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.3rem;
  bottom: 0.3rem;
  width: 4px;
  border-radius: 2px;
  background: var(--g4bb-teal);
}

/* === Category Header === */
.g4bb-cat-header {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--g4bb-border);
}

.g4bb-cat-header i,
.g4bb-cat-header span.material-symbols-outlined {
  font-size: 2rem;
  color: var(--g4bb-teal);
}

.g4bb-cat-header h2 {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--g4bb-light);
}

/* === Game Grid === */
.g4bb-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
  margin-bottom: 2rem;
}

.g4bb-game-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: transform 0.15s;
}

.g4bb-game-item:hover {
  transform: translateY(-2px);
}

.g4bb-game-item img {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 8px;
  border: 1.5px solid var(--g4bb-border);
  background: var(--g4bb-card-bg);
}

.g4bb-game-item span {
  font-size: 1.15rem;
  color: var(--g4bb-text);
  text-align: center;
  margin-top: 0.4rem;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* === Promo Banner === */
.g4bb-promo-banner {
  background: linear-gradient(135deg, var(--g4bb-primary), #00695c);
  border-radius: var(--g4bb-radius);
  padding: 1.5rem;
  margin: 1.5rem 0;
  text-align: center;
  border: 1px solid rgba(77, 182, 172, 0.3);
}

.g4bb-promo-banner h3 {
  color: var(--g4bb-accent);
  font-size: 1.8rem;
  margin-bottom: 0.6rem;
}

.g4bb-promo-banner p {
  color: var(--g4bb-light);
  font-size: 1.35rem;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.g4bb-promo-btn {
  display: inline-block;
  background: var(--g4bb-accent);
  color: #fff;
  padding: 0.7rem 2rem;
  border-radius: 6px;
  font-size: 1.4rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s;
  border: none;
}

.g4bb-promo-btn:hover {
  transform: scale(1.04);
}

/* === Content Blocks === */
.g4bb-content-block {
  background: var(--g4bb-card-bg);
  border-radius: var(--g4bb-radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--g4bb-border);
}

.g4bb-content-block h3 {
  color: var(--g4bb-teal);
  font-size: 1.6rem;
  margin-bottom: 0.8rem;
}

.g4bb-content-block p,
.g4bb-content-block li {
  color: var(--g4bb-text);
  font-size: 1.35rem;
  line-height: 1.6;
}

.g4bb-content-block ul {
  padding-left: 1.2rem;
}

.g4bb-content-block li {
  margin-bottom: 0.5rem;
  list-style: disc;
}

.g4bb-text-link {
  color: var(--g4bb-accent);
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}

/* === Footer === */
.g4bb-footer {
  background: var(--g4bb-dark);
  padding: 2rem 1.2rem 1.5rem;
  border-top: 1px solid var(--g4bb-border);
}

.g4bb-footer-desc {
  color: var(--g4bb-muted);
  font-size: 1.25rem;
  line-height: 1.5;
  margin-bottom: 1.2rem;
}

.g4bb-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.2rem;
}

.g4bb-footer-links a {
  background: var(--g4bb-card-bg);
  color: var(--g4bb-teal);
  padding: 0.4rem 0.9rem;
  border-radius: 5px;
  font-size: 1.15rem;
  border: 1px solid var(--g4bb-border);
  transition: border-color 0.2s;
}

.g4bb-footer-links a:hover {
  border-color: var(--g4bb-teal);
}

.g4bb-footer-copy {
  text-align: center;
  color: var(--g4bb-muted);
  font-size: 1.1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--g4bb-border);
}

/* === Bottom Navigation (Mobile) === */
.g4bb-bnav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(180deg, #0d1a16, var(--g4bb-dark));
  max-width: 430px;
  margin: 0 auto;
  height: 62px;
  display: flex;
  justify-content: space-around;
  align-items: center;
  border-top: 1px solid rgba(77, 182, 172, 0.2);
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.g4bb-bnav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  min-height: 56px;
  background: none;
  border: none;
  color: var(--g4bb-muted);
  cursor: pointer;
  transition: color 0.2s, transform 0.15s;
  -webkit-tap-highlight-color: transparent;
}

.g4bb-bnav-btn i,
.g4bb-bnav-btn .material-symbols-outlined,
.g4bb-bnav-btn ion-icon,
.g4bb-bnav-btn bi-icon {
  font-size: 22px;
  margin-bottom: 2px;
}

.g4bb-bnav-btn span {
  font-size: 1rem;
  line-height: 1.2;
}

.g4bb-bnav-btn:hover,
.g4bb-bnav-active {
  color: var(--g4bb-accent);
  transform: scale(1.08);
}

.g4bb-bnav-active::after {
  content: "";
  display: block;
  width: 20px;
  height: 2px;
  background: var(--g4bb-accent);
  border-radius: 1px;
  margin-top: 2px;
}

@media (min-width: 769px) {
  .g4bb-bnav {
    display: none;
  }
}

/* === Utility === */
.g4bb-container {
  max-width: 430px;
  margin: 0 auto;
  padding: 0 1.2rem;
}

.g4bb-hidden { display: none !important; }

.g4bb-text-center { text-align: center; }

.g4bb-mt-1 { margin-top: 1rem; }
.g4bb-mt-2 { margin-top: 2rem; }
.g4bb-mb-1 { margin-bottom: 1rem; }
.g4bb-mb-2 { margin-bottom: 2rem; }

/* === Help Page Styles === */
.g4bb-help-hero {
  background: linear-gradient(135deg, var(--g4bb-primary), #00695c);
  padding: 2rem 1.2rem;
  text-align: center;
  margin-top: 52px;
}

.g4bb-help-hero h1 {
  font-size: 2.2rem;
  color: var(--g4bb-accent);
  margin-bottom: 0.5rem;
}

.g4bb-help-hero p {
  color: var(--g4bb-light);
  font-size: 1.3rem;
}

.g4bb-faq-item {
  background: var(--g4bb-card-bg);
  border-radius: var(--g4bb-radius);
  margin-bottom: 1rem;
  overflow: hidden;
  border: 1px solid var(--g4bb-border);
}

.g4bb-faq-q {
  padding: 1.2rem;
  font-weight: 600;
  color: var(--g4bb-teal);
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.g4bb-faq-a {
  padding: 0 1.2rem 1.2rem;
  color: var(--g4bb-text);
  font-size: 1.3rem;
  line-height: 1.6;
}

/* === Feature Cards === */
.g4bb-feature-card {
  background: var(--g4bb-card-bg);
  border-radius: var(--g4bb-radius);
  padding: 1.5rem;
  margin-bottom: 1.2rem;
  border-left: 3px solid var(--g4bb-teal);
  transition: border-color 0.2s;
}

.g4bb-feature-card:hover {
  border-color: var(--g4bb-accent);
}

.g4bb-feature-card h3 {
  color: var(--g4bb-accent);
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.g4bb-feature-card p {
  color: var(--g4bb-text);
  font-size: 1.3rem;
  line-height: 1.5;
}

/* === Payment Methods === */
.g4bb-payment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.g4bb-payment-item {
  background: var(--g4bb-card-bg);
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
  border: 1px solid var(--g4bb-border);
}

.g4bb-payment-item i {
  font-size: 2.4rem;
  color: var(--g4bb-teal);
  margin-bottom: 0.5rem;
}

.g4bb-payment-item span {
  display: block;
  font-size: 1.15rem;
  color: var(--g4bb-text);
}

/* === Winners Table === */
.g4bb-winners-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.g4bb-winner-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1rem;
  background: var(--g4bb-card-bg);
  border-radius: 6px;
  border: 1px solid var(--g4bb-border);
}

.g4bb-winner-name {
  font-weight: 600;
  color: var(--g4bb-teal);
  font-size: 1.25rem;
}

.g4bb-winner-game {
  color: var(--g4bb-muted);
  font-size: 1.15rem;
}

.g4bb-winner-amount {
  color: var(--g4bb-accent);
  font-weight: 700;
  font-size: 1.3rem;
}

/* === Responsive === */
@media (max-width: 360px) {
  .g4bb-game-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 769px) {
  .g4bb-header {
    max-width: 430px;
  }
  .g4bb-bnav {
    display: none;
  }
  body {
    background: #050a08;
  }
}