/**
 * CV66 Design CSS - All classes use v4bd- prefix
 * Site: cv66.sbs | Colors: #3A3A3A #DEB887 #FDF5E6 #D2691E
 * Mobile-first, max-width 430px, root font 62.5%
 */

/* CSS Variables */
:root {
  --v4bd-primary: #DEB887;
  --v4bd-bg: #3A3A3A;
  --v4bd-text: #FDF5E6;
  --v4bd-accent: #D2691E;
  --v4bd-bg-dark: #2A2A2A;
  --v4bd-bg-card: #454545;
  --v4bd-border: #555555;
  --v4bd-gold: #DEB887;
  --v4bd-chocolate: #D2691E;
  --v4bd-cream: #FDF5E6;
  --v4bd-radius: 8px;
  --v4bd-radius-lg: 12px;
  --v4bd-shadow: 0 2px 8px rgba(0,0,0,0.3);
  --v4bd-transition: all 0.3s ease;
}

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

html {
  font-size: 62.5%;
  scroll-behavior: smooth;
}

body {
  font-family: 'Hind Siliguri', sans-serif;
  background-color: var(--v4bd-bg);
  color: var(--v4bd-text);
  font-size: 1.5rem;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--v4bd-primary);
  text-decoration: none;
  transition: var(--v4bd-transition);
}

a:hover {
  color: var(--v4bd-chocolate);
}

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

/* Container */
.v4bd-container {
  max-width: 430px;
  margin: 0 auto;
  padding: 0 1.2rem;
  width: 100%;
}

/* Header */
.v4bd-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--v4bd-bg-dark);
  border-bottom: 1px solid var(--v4bd-border);
  height: 52px;
}

.v4bd-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
  max-width: 430px;
  margin: 0 auto;
  padding: 0 1rem;
}

.v4bd-logo-area {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.v4bd-logo-area img {
  width: 28px;
  height: 28px;
  border-radius: 4px;
}

.v4bd-logo-area span {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--v4bd-primary);
}

.v4bd-header-btns {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.v4bd-btn-register {
  background: var(--v4bd-chocolate);
  color: var(--v4bd-cream);
  border: none;
  padding: 0.5rem 1.2rem;
  border-radius: var(--v4bd-radius);
  font-size: 1.3rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--v4bd-transition);
}

.v4bd-btn-register:hover {
  background: #B8571A;
  transform: scale(1.05);
}

.v4bd-btn-login {
  background: transparent;
  color: var(--v4bd-primary);
  border: 1px solid var(--v4bd-primary);
  padding: 0.5rem 1.2rem;
  border-radius: var(--v4bd-radius);
  font-size: 1.3rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--v4bd-transition);
}

.v4bd-btn-login:hover {
  background: var(--v4bd-primary);
  color: var(--v4bd-bg-dark);
}

.v4bd-menu-toggle {
  background: none;
  border: none;
  color: var(--v4bd-cream);
  font-size: 2rem;
  cursor: pointer;
  padding: 0.4rem;
  display: flex;
  align-items: center;
}

/* Mobile Menu */
.v4bd-mobile-menu {
  position: fixed;
  top: 0;
  right: -280px;
  width: 280px;
  height: 100vh;
  background: var(--v4bd-bg-dark);
  z-index: 9999;
  transition: right 0.3s ease;
  overflow-y: auto;
  padding: 1.5rem;
}

.v4bd-menu-active {
  right: 0 !important;
}

.v4bd-menu-close {
  background: none;
  border: none;
  color: var(--v4bd-cream);
  font-size: 2.2rem;
  cursor: pointer;
  position: absolute;
  top: 1rem;
  right: 1rem;
}

.v4bd-menu-links {
  margin-top: 4rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.v4bd-menu-links a {
  display: block;
  padding: 1rem 1.2rem;
  color: var(--v4bd-cream);
  font-size: 1.5rem;
  border-radius: var(--v4bd-radius);
  transition: var(--v4bd-transition);
}

.v4bd-menu-links a:hover {
  background: var(--v4bd-bg-card);
  color: var(--v4bd-primary);
}

/* Overlay */
.v4bd-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.6);
  z-index: 9998;
  display: none;
}

.v4bd-overlay-active {
  display: block !important;
}

/* Main content */
.v4bd-main {
  padding-top: 52px;
  min-height: 100vh;
}

/* Carousel */
.v4bd-carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: var(--v4bd-radius-lg);
  margin-bottom: 1.5rem;
}

.v4bd-carousel-slide {
  display: none;
  width: 100%;
  cursor: pointer;
}

.v4bd-slide-active {
  display: block !important;
}

.v4bd-carousel-slide img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.v4bd-carousel-dots {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
}

.v4bd-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(253,245,230,0.4);
  cursor: pointer;
  border: none;
}

.v4bd-dot-active {
  background: var(--v4bd-primary) !important;
}

/* Section titles */
.v4bd-section-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--v4bd-primary);
  margin: 2rem 0 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--v4bd-chocolate);
}

/* H1 title */
.v4bd-h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--v4bd-primary);
  text-align: center;
  margin: 1.5rem 0;
  line-height: 1.3;
}

/* Game grid */
.v4bd-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
  margin-bottom: 1.5rem;
}

.v4bd-game-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: var(--v4bd-transition);
  text-align: center;
}

.v4bd-game-item:hover {
  transform: scale(1.05);
}

.v4bd-game-item img {
  width: 64px;
  height: 64px;
  border-radius: var(--v4bd-radius);
  margin-bottom: 0.4rem;
  object-fit: cover;
  border: 1px solid var(--v4bd-border);
}

.v4bd-game-item span {
  font-size: 1.1rem;
  color: var(--v4bd-cream);
  line-height: 1.2;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Content card */
.v4bd-card {
  background: var(--v4bd-bg-card);
  border-radius: var(--v4bd-radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--v4bd-shadow);
  border: 1px solid var(--v4bd-border);
}

.v4bd-card h2 {
  font-size: 1.7rem;
  color: var(--v4bd-primary);
  margin-bottom: 1rem;
}

.v4bd-card h3 {
  font-size: 1.5rem;
  color: var(--v4bd-primary);
  margin-bottom: 0.8rem;
}

.v4bd-card p {
  font-size: 1.4rem;
  line-height: 1.6;
  margin-bottom: 0.8rem;
  color: var(--v4bd-cream);
}

/* Promo link style */
.v4bd-promo-link {
  display: inline-block;
  color: var(--v4bd-chocolate);
  font-weight: 700;
  cursor: pointer;
  transition: var(--v4bd-transition);
  text-decoration: underline;
}

.v4bd-promo-link:hover {
  color: var(--v4bd-primary);
}

.v4bd-promo-btn {
  display: inline-block;
  background: var(--v4bd-chocolate);
  color: var(--v4bd-cream);
  padding: 0.8rem 2rem;
  border-radius: var(--v4bd-radius);
  font-size: 1.5rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: var(--v4bd-transition);
  text-align: center;
}

.v4bd-promo-btn:hover {
  background: #B8571A;
  transform: scale(1.05);
}

/* Footer */
.v4bd-footer {
  background: var(--v4bd-bg-dark);
  padding: 2rem 1.2rem 6rem;
  border-top: 1px solid var(--v4bd-border);
  margin-top: 2rem;
}

.v4bd-footer-inner {
  max-width: 430px;
  margin: 0 auto;
}

.v4bd-footer-brand {
  font-size: 1.4rem;
  color: var(--v4bd-cream);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.v4bd-footer-promo-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.v4bd-footer-promo-btns button {
  background: var(--v4bd-chocolate);
  color: var(--v4bd-cream);
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: var(--v4bd-radius);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--v4bd-transition);
}

.v4bd-footer-promo-btns button:hover {
  background: #B8571A;
}

.v4bd-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.2rem;
  margin-bottom: 1.5rem;
}

.v4bd-footer-links a {
  font-size: 1.3rem;
  color: var(--v4bd-cream);
}

.v4bd-footer-links a:hover {
  color: var(--v4bd-primary);
}

.v4bd-footer-partners {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 1.5rem;
  align-items: center;
}

.v4bd-footer-partners span {
  font-size: 1.2rem;
  color: var(--v4bd-primary);
  font-weight: 600;
  padding: 0.3rem 0.6rem;
  background: var(--v4bd-bg-card);
  border-radius: 4px;
}

.v4bd-footer-copy {
  font-size: 1.2rem;
  color: #999;
  text-align: center;
}

/* Bottom Navigation */
.v4bd-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--v4bd-bg-dark);
  border-top: 1px solid var(--v4bd-border);
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 60px;
  padding: 0 0.4rem;
}

.v4bd-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(--v4bd-cream);
  cursor: pointer;
  transition: var(--v4bd-transition);
  gap: 2px;
  border-radius: 8px;
}

.v4bd-bottom-nav-btn:hover {
  color: var(--v4bd-primary);
  background: rgba(222,184,135,0.1);
}

.v4bd-bottom-nav-btn i,
.v4bd-bottom-nav-btn .material-icons,
.v4bd-bottom-nav-btn bi {
  font-size: 22px;
}

.v4bd-bottom-nav-btn span {
  font-size: 1rem;
  line-height: 1;
}

.v4bd-nav-active {
  color: var(--v4bd-primary) !important;
}

.v4bd-nav-active i,
.v4bd-nav-active .material-icons {
  transform: scale(1.15);
}

/* Utility classes */
.v4bd-text-center {
  text-align: center;
}

.v4bd-mt-1 { margin-top: 1rem; }
.v4bd-mt-2 { margin-top: 2rem; }
.v4bd-mb-1 { margin-bottom: 1rem; }
.v4bd-mb-2 { margin-bottom: 2rem; }

.v4bd-hidden {
  display: none !important;
}

/* Winner list */
.v4bd-winner-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.v4bd-winner-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1rem;
  background: var(--v4bd-bg);
  border-radius: var(--v4bd-radius);
  font-size: 1.3rem;
}

.v4bd-winner-name {
  color: var(--v4bd-primary);
  font-weight: 600;
}

.v4bd-winner-amount {
  color: var(--v4bd-chocolate);
  font-weight: 700;
}

/* Payment methods */
.v4bd-payment-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  justify-content: center;
}

.v4bd-payment-item {
  background: var(--v4bd-bg);
  padding: 0.8rem 1.2rem;
  border-radius: var(--v4bd-radius);
  font-size: 1.3rem;
  color: var(--v4bd-cream);
  border: 1px solid var(--v4bd-border);
}

/* FAQ section */
.v4bd-faq-item {
  margin-bottom: 1rem;
  padding: 1rem;
  background: var(--v4bd-bg);
  border-radius: var(--v4bd-radius);
  border-left: 3px solid var(--v4bd-chocolate);
}

.v4bd-faq-item strong {
  display: block;
  color: var(--v4bd-primary);
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.v4bd-faq-item p {
  font-size: 1.3rem;
  color: var(--v4bd-cream);
  line-height: 1.5;
}

/* Features list */
.v4bd-feature-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.v4bd-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  font-size: 1.4rem;
  line-height: 1.5;
}

.v4bd-feature-item i {
  color: var(--v4bd-primary);
  font-size: 1.6rem;
  margin-top: 0.2rem;
  flex-shrink: 0;
}

/* Testimonial */
.v4bd-testimonial {
  background: var(--v4bd-bg);
  padding: 1rem 1.2rem;
  border-radius: var(--v4bd-radius);
  margin-bottom: 0.8rem;
  border-left: 3px solid var(--v4bd-gold);
}

.v4bd-testimonial strong {
  color: var(--v4bd-primary);
  font-size: 1.3rem;
}

.v4bd-testimonial p {
  font-size: 1.3rem;
  margin-top: 0.4rem;
}

/* Scroll to top */
.v4bd-scroll-top {
  position: fixed;
  bottom: 70px;
  right: 16px;
  width: 40px;
  height: 40px;
  background: var(--v4bd-chocolate);
  color: var(--v4bd-cream);
  border: none;
  border-radius: 50%;
  font-size: 1.8rem;
  cursor: pointer;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--v4bd-transition);
  opacity: 0.8;
}

.v4bd-scroll-top:hover {
  background: var(--v4bd-primary);
  color: var(--v4bd-bg-dark);
  opacity: 1;
}

/* Responsive - hide bottom nav on desktop */
@media (min-width: 769px) {
  .v4bd-bottom-nav {
    display: none;
  }
  .v4bd-footer {
    padding-bottom: 2rem;
  }
}

@media (max-width: 768px) {
  .v4bd-main {
    padding-bottom: 80px;
  }
}

/* Desktop menu link style */
.v4bd-desktop-links {
  display: none;
}

@media (min-width: 769px) {
  .v4bd-desktop-links {
    display: flex;
    gap: 1rem;
    align-items: center;
  }
  .v4bd-desktop-links a {
    font-size: 1.3rem;
    color: var(--v4bd-cream);
  }
}