/**
 * 38888 - Core base stylesheet (theme-c3da.css)
 * Mobile-first Bangladesh gaming website. All custom classes use the wc3da- prefix.
 * Palette: #0F0F23 (deep background) + #FFFFBA (light accent text).
 * Comments are in English as required by project conventions.
 */

:root {
  --wc3da-bg: #0F0F23;
  --wc3da-bg-alt: #15153a;
  --wc3da-bg-card: #1c1c4a;
  --wc3da-text: #FFFFBA;
  --wc3da-text-soft: #c7c79a;
  --wc3da-primary: #FFFFBA;
  --wc3da-accent: #ffd24a;
  --wc3da-accent-2: #ff5c8a;
  --wc3da-success: #4cd964;
  --wc3da-border: rgba(255, 255, 186, 0.18);
  --wc3da-radius: 1.2rem;
  --wc3da-radius-sm: 0.8rem;
  --wc3da-shadow: 0 0.4rem 1.6rem rgba(0, 0, 0, 0.45);
  --wc3da-header-h: 5.6rem;
  --wc3da-bottomnav-h: 6.2rem;
  font-size: 62.5%;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--wc3da-bg);
  color: var(--wc3da-text);
  font-family: "Hind Siliguri", "Noto Sans Bengali", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5rem;
  -webkit-font-smoothing: antialiased;
  text-size-adjust: 100%;
  overflow-x: hidden;
}

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

a {
  color: var(--wc3da-accent);
  text-decoration: none;
}

a:hover, a:focus {
  text-decoration: underline;
}

.wc3da-wrapper {
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
  position: relative;
}

.wc3da-container {
  width: 100%;
  padding: 0 1.2rem;
}

/* ===== Header ===== */
.wc3da-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(180deg, #0b0b1f 0%, #14143a 100%);
  border-bottom: 1px solid var(--wc3da-border);
  box-shadow: var(--wc3da-shadow);
}

.wc3da-header-inner {
  max-width: 430px;
  margin: 0 auto;
  height: var(--wc3da-header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.2rem;
  gap: 0.8rem;
}

.wc3da-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--wc3da-primary);
  font-weight: 700;
  font-size: 1.8rem;
  letter-spacing: 0.05em;
}

.wc3da-logo img {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 0.6rem;
}

.wc3da-logo span {
  background: linear-gradient(90deg, var(--wc3da-accent), var(--wc3da-accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.wc3da-header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.wc3da-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 3.6rem;
  padding: 0 1.4rem;
  border-radius: 2rem;
  font-weight: 700;
  font-size: 1.3rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
}

.wc3da-btn:active {
  transform: scale(0.96);
}

.wc3da-btn-login {
  background: transparent;
  color: var(--wc3da-primary);
  border-color: var(--wc3da-border);
}

.wc3da-btn-register {
  background: linear-gradient(90deg, var(--wc3da-accent), var(--wc3da-accent-2));
  color: #0F0F23;
  border-color: transparent;
  box-shadow: 0 0.3rem 1rem rgba(255, 210, 74, 0.35);
}

.wc3da-menu-toggle {
  background: transparent;
  border: 1px solid var(--wc3da-border);
  color: var(--wc3da-primary);
  width: 3.6rem;
  height: 3.6rem;
  border-radius: 0.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.6rem;
}

/* ===== Expandable Mobile Menu ===== */
.wc3da-mobile-menu {
  position: fixed;
  top: var(--wc3da-header-h);
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--wc3da-bg-alt);
  border-bottom: 1px solid var(--wc3da-border);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.wc3da-mobile-menu.wc3da-menu-open {
  max-height: 32rem;
  padding: 1rem 1.2rem 1.4rem;
}

.wc3da-mobile-menu ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}

.wc3da-mobile-menu a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem;
  border-radius: var(--wc3da-radius-sm);
  background: var(--wc3da-bg-card);
  color: var(--wc3da-text);
  font-size: 1.3rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--wc3da-border);
}

.wc3da-mobile-menu a:active {
  background: var(--wc3da-bg);
}

/* ===== Layout ===== */
.wc3da-main {
  padding-top: var(--wc3da-header-h);
  padding-bottom: var(--wc3da-bottomnav-h);
}

.wc3da-section {
  padding: 2rem 1.2rem;
}

.wc3da-section-alt {
  background: var(--wc3da-bg-alt);
}

.wc3da-h1 {
  font-size: 2rem;
  line-height: 2.6rem;
  margin: 1rem 0 0.6rem;
  font-weight: 800;
  color: var(--wc3da-primary);
}

.wc3da-h2 {
  font-size: 1.7rem;
  line-height: 2.2rem;
  margin: 1.6rem 0 0.8rem;
  font-weight: 700;
  color: var(--wc3da-accent);
}

.wc3da-h3 {
  font-size: 1.4rem;
  margin: 1.2rem 0 0.6rem;
  font-weight: 700;
  color: var(--wc3da-text);
}

.wc3da-lead {
  color: var(--wc3da-text-soft);
  font-size: 1.3rem;
  line-height: 2rem;
}

/* ===== Hero Carousel ===== */
.wc3da-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--wc3da-radius);
  margin: 1rem 0;
}

.wc3da-carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

.wc3da-carousel-slide {
  flex: 0 0 100%;
  position: relative;
}

.wc3da-carousel-slide img {
  width: 100%;
  height: 18rem;
  object-fit: cover;
  border-radius: var(--wc3da-radius);
}

.wc3da-carousel-caption {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  right: 1rem;
  background: rgba(15, 15, 35, 0.7);
  padding: 0.8rem 1rem;
  border-radius: var(--wc3da-radius-sm);
  color: var(--wc3da-primary);
  font-weight: 700;
  font-size: 1.3rem;
}

.wc3da-carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.6rem;
}

.wc3da-carousel-dot {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--wc3da-text-soft);
  opacity: 0.5;
  cursor: pointer;
  border: none;
}

.wc3da-dot-active {
  background: var(--wc3da-accent);
  opacity: 1;
  width: 1.6rem;
  border-radius: 0.4rem;
}

/* ===== CTA ===== */
.wc3da-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 2rem;
  background: linear-gradient(90deg, var(--wc3da-accent), var(--wc3da-accent-2));
  color: #0F0F23;
  font-weight: 800;
  font-size: 1.4rem;
  cursor: pointer;
  border: none;
  box-shadow: 0 0.3rem 1rem rgba(255, 210, 74, 0.35);
}

.wc3da-cta:active {
  transform: scale(0.96);
}

.wc3da-text-link {
  color: var(--wc3da-accent);
  font-weight: 700;
  text-decoration: underline;
  cursor: pointer;
}

/* ===== Game Grid ===== */
.wc3da-cat-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--wc3da-accent);
  margin: 1.6rem 0 0.8rem;
}

.wc3da-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.wc3da-game-card {
  background: var(--wc3da-bg-card);
  border-radius: var(--wc3da-radius-sm);
  border: 1px solid var(--wc3da-border);
  overflow: hidden;
  cursor: pointer;
  text-align: center;
  transition: transform 0.15s ease;
}

.wc3da-game-card:active {
  transform: scale(0.95);
}

.wc3da-game-card img {
  width: 100%;
  height: 7.5rem;
  object-fit: cover;
}

.wc3da-game-name {
  font-size: 1.1rem;
  color: var(--wc3da-text);
  padding: 0.4rem 0.3rem 0.6rem;
  line-height: 1.4rem;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ===== Feature / Info cards ===== */
.wc3da-card {
  background: var(--wc3da-bg-card);
  border: 1px solid var(--wc3da-border);
  border-radius: var(--wc3da-radius);
  padding: 1.4rem;
  margin: 1rem 0;
}

.wc3da-card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
}

.wc3da-mini-card {
  background: var(--wc3da-bg-card);
  border: 1px solid var(--wc3da-border);
  border-radius: var(--wc3da-radius-sm);
  padding: 1rem;
  text-align: center;
}

.wc3da-mini-card .wc3da-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--wc3da-accent);
}

.wc3da-mini-card .wc3da-label {
  font-size: 1.1rem;
  color: var(--wc3da-text-soft);
  margin-top: 0.3rem;
}

.wc3da-list {
  margin: 0.6rem 0;
  padding-left: 1.6rem;
  color: var(--wc3da-text-soft);
  font-size: 1.3rem;
  line-height: 2rem;
}

.wc3da-list li {
  margin-bottom: 0.4rem;
}

.wc3da-faq-item {
  border-bottom: 1px solid var(--wc3da-border);
  padding: 1rem 0;
}

.wc3da-faq-q {
  font-weight: 700;
  color: var(--wc3da-accent);
  font-size: 1.3rem;
  margin-bottom: 0.4rem;
}

.wc3da-faq-a {
  color: var(--wc3da-text-soft);
  font-size: 1.25rem;
  line-height: 2rem;
}

/* ===== Testimonials ===== */
.wc3da-testimonial {
  background: var(--wc3da-bg-card);
  border-radius: var(--wc3da-radius-sm);
  padding: 1rem 1.2rem;
  margin-bottom: 0.8rem;
  border-left: 0.3rem solid var(--wc3da-accent);
}

.wc3da-testimonial .wc3da-who {
  font-weight: 700;
  color: var(--wc3da-primary);
  font-size: 1.2rem;
}

.wc3da-stars {
  color: var(--wc3da-accent);
  font-size: 1.2rem;
  margin: 0.2rem 0;
}

/* ===== Payment badges ===== */
.wc3da-pay-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.wc3da-pay-badge {
  background: var(--wc3da-bg-card);
  border: 1px solid var(--wc3da-border);
  border-radius: 0.6rem;
  padding: 0.5rem 0.9rem;
  font-size: 1.15rem;
  color: var(--wc3da-text);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

/* ===== Winners ===== */
.wc3da-winner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--wc3da-bg-card);
  padding: 0.7rem 1rem;
  border-radius: var(--wc3da-radius-sm);
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.wc3da-winner .wc3da-amt {
  color: var(--wc3da-success);
  font-weight: 800;
}

/* ===== Footer ===== */
.wc3da-footer {
  background: #0b0b1f;
  border-top: 1px solid var(--wc3da-border);
  padding: 2rem 1.2rem calc(var(--wc3da-bottomnav-h) + 1.5rem);
}

.wc3da-footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin: 1rem 0;
}

.wc3da-footer-links a {
  color: var(--wc3da-text-soft);
  font-size: 1.2rem;
  padding: 0.4rem 0;
}

.wc3da-footer-promo {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}

.wc3da-footer-promo button, .wc3da-footer-promo a {
  background: var(--wc3da-bg-card);
  border: 1px solid var(--wc3da-border);
  color: var(--wc3da-primary);
  padding: 0.6rem 1rem;
  border-radius: 0.6rem;
  font-size: 1.15rem;
  font-weight: 600;
  cursor: pointer;
}

.wc3da-copyright {
  color: var(--wc3da-text-soft);
  font-size: 1.1rem;
  text-align: center;
  margin-top: 1rem;
  opacity: 0.8;
}

/* ===== Mobile Bottom Nav ===== */
.wc3da-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--wc3da-bottomnav-h);
  background: linear-gradient(180deg, #14143a 0%, #0b0b1f 100%);
  border-top: 1px solid var(--wc3da-border);
  display: flex;
  justify-content: space-around;
  align-items: stretch;
  box-shadow: 0 -0.3rem 1rem rgba(0, 0, 0, 0.5);
}

.wc3da-nav-btn {
  flex: 1;
  min-width: 60px;
  min-height: 60px;
  background: transparent;
  border: none;
  color: var(--wc3da-text-soft);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  cursor: pointer;
  text-decoration: none;
  padding: 0.4rem 0;
  transition: color 0.2s ease, transform 0.15s ease;
}

.wc3da-nav-btn .wc3da-nav-icon {
  font-size: 2.2rem;
  line-height: 1;
}

.wc3da-nav-btn .wc3da-nav-text {
  font-size: 1rem;
  font-weight: 600;
}

.wc3da-nav-btn.wc3da-active {
  color: var(--wc3da-accent);
}

.wc3da-nav-btn.wc3da-active .wc3da-nav-icon {
  transform: translateY(-0.2rem) scale(1.1);
}

.wc3da-nav-btn-promo {
  color: var(--wc3da-accent-2);
}

.wc3da-nav-btn:active {
  transform: scale(0.92);
}

.wc3da-nav-badge {
  position: absolute;
  top: 0.4rem;
  right: 1.2rem;
  background: var(--wc3da-accent-2);
  color: #fff;
  font-size: 0.9rem;
  border-radius: 0.7rem;
  padding: 0 0.4rem;
  min-width: 1.4rem;
  text-align: center;
}

.wc3da-ripple {
  animation: wc3da-ripple-anim 0.3s ease;
}

@keyframes wc3da-ripple-anim {
  0% { transform: scale(1); }
  50% { transform: scale(0.94); }
  100% { transform: scale(1); }
}

/* ===== Desktop: hide bottom nav, widen wrapper ===== */
@media (min-width: 769px) {
  .wc3da-bottom-nav {
    display: none;
  }
  .wc3da-wrapper, .wc3da-header-inner, .wc3da-footer {
    max-width: 720px;
  }
  .wc3da-grid {
    grid-template-columns: repeat(5, 1fr);
  }
  .wc3da-card-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .wc3da-main {
    padding-bottom: 2rem;
  }
  .wc3da-footer {
    padding-bottom: 2rem;
  }
}