/* gbaji.homes layout styles - mobile-first gaming site.
   All custom classes use the ui13- prefix.
   Comments are in English per project convention. */

:root {
  --ui13-bg: #0D1117;
  --ui13-primary: #7B68EE;
  --ui13-muted: #999999;
  --ui13-cream: #F0E68C;
  --ui13-light: #EEE8AA;
  --ui13-lilac: #D8BFD8;
  --ui13-card: #161b26;
  --ui13-card-2: #1c2333;
  --ui13-border: #2a3142;
  --ui13-text: #E8EAF0;
  --ui13-danger: #ff5b6e;
  --ui13-success: #34d399;
  --ui13-radius: 12px;
  --ui13-header-h: 56px;
  --ui13-bottom-h: 62px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 62.5%; }

body {
  font-family: "Hind Siliguri", "Noto Sans Bengali", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--ui13-bg);
  color: var(--ui13-text);
  line-height: 1.5rem;
  font-size: 1.4rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--ui13-cream); text-decoration: none; }
a:hover { color: var(--ui13-lilac); }
img { max-width: 100%; display: block; }

.ui13-container { width: 100%; max-width: 430px; margin: 0 auto; padding: 0 1.2rem; }
.ui13-wrapper { padding-top: var(--ui13-header-h); padding-bottom: 0; }

/* ===== Header ===== */
.ui13-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--ui13-header-h);
  background: linear-gradient(90deg, #0D1117 0%, #161b26 60%, #0D1117 100%);
  border-bottom: 1px solid var(--ui13-border);
  display: flex; align-items: center;
}
.ui13-header-inner {
  width: 100%; max-width: 430px; margin: 0 auto; padding: 0 1rem;
  display: flex; align-items: center; gap: 0.6rem;
}
.ui13-logo { display: flex; align-items: center; gap: 0.5rem; min-width: 0; }
.ui13-logo img { width: 28px; height: 28px; border-radius: 6px; }
.ui13-logo .ui13-brand { font-size: 1.7rem; font-weight: 800; color: var(--ui13-cream); letter-spacing: 0.3px; }
.ui13-header-actions { margin-left: auto; display: flex; align-items: center; gap: 0.5rem; }
.ui13-btn {
  border: none; cursor: pointer; font-weight: 700; border-radius: 8px;
  padding: 0.6rem 1rem; font-size: 1.3rem; min-height: 36px;
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.ui13-btn:active { transform: scale(0.96); }
.ui13-btn-primary { background: linear-gradient(135deg, var(--ui13-primary), #9b86ff); color: #fff; }
.ui13-btn-ghost { background: transparent; color: var(--ui13-cream); border: 1px solid var(--ui13-primary); }
.ui13-menu-btn {
  background: transparent; border: none; color: var(--ui13-cream);
  font-size: 2.2rem; cursor: pointer; padding: 0 0.4rem; line-height: 1;
}

/* ===== Mobile menu (expands below header) ===== */
.ui13-mobile-menu {
  position: fixed; top: var(--ui13-header-h); left: 0; right: 0; z-index: 9999;
  background: var(--ui13-card); border-bottom: 1px solid var(--ui13-border);
  max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
}
.ui13-mobile-menu.ui13-menu-open { max-height: 460px; }
.ui13-mobile-menu ul { list-style: none; padding: 0.6rem 1.2rem 1rem; }
.ui13-mobile-menu li { border-bottom: 1px solid var(--ui13-border); }
.ui13-mobile-menu li:last-child { border-bottom: none; }
.ui13-mobile-menu a {
  display: flex; align-items: center; gap: 0.7rem; padding: 0.9rem 0.2rem;
  color: var(--ui13-text); font-size: 1.4rem;
}
.ui13-mobile-menu a i { color: var(--ui13-primary); width: 22px; text-align: center; }

/* ===== Hero / Carousel ===== */
.ui13-carousel { position: relative; margin: 1rem 0 1.2rem; border-radius: var(--ui13-radius); overflow: hidden; }
.ui13-carousel-track { position: relative; height: 170px; }
.ui13-carousel-slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity 0.6s ease;
  cursor: pointer;
}
.ui13-carousel-slide.ui13-slide-active { opacity: 1; }
.ui13-carousel-slide img { width: 100%; height: 100%; object-fit: cover; }
.ui13-carousel-dots { position: absolute; bottom: 8px; left: 0; right: 0; text-align: center; }
.ui13-carousel-dot {
  display: inline-block; width: 8px; height: 8px; margin: 0 3px;
  background: rgba(255,255,255,0.5); border-radius: 50%; cursor: pointer;
}
.ui13-carousel-dot.ui13-dot-active { background: var(--ui13-cream); }

/* ===== Sections ===== */
.ui13-section { margin: 1.6rem 0; }
.ui13-section-title {
  font-size: 1.8rem; font-weight: 800; color: var(--ui13-cream);
  margin-bottom: 0.8rem; padding-left: 0.6rem; border-left: 4px solid var(--ui13-primary);
}
.ui13-section-title small { font-size: 1.2rem; color: var(--ui13-muted); font-weight: 500; }
.ui13-lead { color: var(--ui13-muted); font-size: 1.35rem; margin-bottom: 0.8rem; }

.ui13-hero-h1 {
  font-size: 2rem; font-weight: 800; color: var(--ui13-light);
  margin: 1rem 0 0.6rem; line-height: 1.25;
}
.ui13-hero-h1 span { color: var(--ui13-primary); }

/* ===== Game grid ===== */
.ui13-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; }
.ui13-card {
  background: var(--ui13-card); border: 1px solid var(--ui13-border);
  border-radius: 10px; overflow: hidden; cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.ui13-card:active { transform: scale(0.97); border-color: var(--ui13-primary); }
.ui13-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; background: #0b0f16; }
.ui13-card .ui13-card-title {
  font-size: 1.15rem; color: var(--ui13-text); padding: 0.4rem 0.5rem 0.55rem;
  text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.ui13-cat-label {
  font-size: 1.5rem; font-weight: 700; color: var(--ui13-lilac);
  margin: 1.4rem 0 0.7rem; display: flex; align-items: center; gap: 0.5rem;
}

/* ===== Info / feature blocks ===== */
.ui13-info-card {
  background: var(--ui13-card); border: 1px solid var(--ui13-border);
  border-radius: var(--ui13-radius); padding: 1.2rem; margin-bottom: 1rem;
}
.ui13-info-card h3 { font-size: 1.5rem; color: var(--ui13-cream); margin-bottom: 0.5rem; }
.ui13-info-card p { color: var(--ui13-muted); font-size: 1.3rem; }
.ui13-info-card a { color: var(--ui13-primary); font-weight: 700; }

.ui13-feature-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem; }
.ui13-feature {
  background: var(--ui13-card-2); border-radius: 10px; padding: 1rem; text-align: center;
  border: 1px solid var(--ui13-border);
}
.ui13-feature i { font-size: 2.2rem; color: var(--ui13-primary); margin-bottom: 0.4rem; }
.ui13-feature b { display: block; color: var(--ui13-cream); font-size: 1.25rem; margin-bottom: 0.2rem; }
.ui13-feature span { color: var(--ui13-muted); font-size: 1.15rem; }

.ui13-rtp-table { width: 100%; border-collapse: collapse; font-size: 1.2rem; }
.ui13-rtp-table th, .ui13-rtp-table td { padding: 0.5rem; border-bottom: 1px solid var(--ui13-border); text-align: left; }
.ui13-rtp-table th { color: var(--ui13-cream); }
.ui13-rtp-table td:last-child { color: var(--ui13-success); font-weight: 700; }

.ui13-testimonial {
  background: var(--ui13-card); border-left: 3px solid var(--ui13-primary);
  border-radius: 8px; padding: 0.9rem 1rem; margin-bottom: 0.8rem;
}
.ui13-testimonial p { color: var(--ui13-text); font-size: 1.25rem; font-style: italic; }
.ui13-testimonial b { color: var(--ui13-cream); font-size: 1.15rem; }

.ui13-winners { display: flex; flex-direction: column; gap: 0.5rem; }
.ui13-winner {
  display: flex; align-items: center; gap: 0.7rem; background: var(--ui13-card-2);
  border-radius: 8px; padding: 0.6rem 0.8rem; font-size: 1.2rem;
}
.ui13-winner i { color: var(--ui13-cream); font-size: 1.6rem; }
.ui13-winner b { color: var(--ui13-success); }

.ui13-pay { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.5rem; }
.ui13-pay span {
  background: var(--ui13-card-2); border: 1px solid var(--ui13-border);
  border-radius: 8px; padding: 0.7rem 0; text-align: center; font-size: 1.1rem; color: var(--ui13-light);
}

.ui13-cta {
  display: block; text-align: center; margin: 1.2rem 0; padding: 1rem;
  background: linear-gradient(135deg, var(--ui13-primary), var(--ui13-lilac));
  color: #fff; font-weight: 800; font-size: 1.5rem; border-radius: var(--ui13-radius);
}

.ui13-faq-item { border-bottom: 1px solid var(--ui13-border); padding: 0.6rem 0; }
.ui13-faq-item b { color: var(--ui13-cream); font-size: 1.3rem; display: block; margin-bottom: 0.2rem; }
.ui13-faq-item p { color: var(--ui13-muted); font-size: 1.25rem; }

.ui13-seo-text { color: var(--ui13-muted); font-size: 1.25rem; margin: 1rem 0; }
.ui13-seo-text a { color: var(--ui13-primary); font-weight: 700; }

/* ===== Footer ===== */
.ui13-footer {
  background: #0a0d13; border-top: 1px solid var(--ui13-border);
  padding: 1.6rem 1.2rem; margin-top: 2rem; color: var(--ui13-muted);
}
.ui13-footer-brand { color: var(--ui13-text); font-size: 1.3rem; margin-bottom: 0.6rem; }
.ui13-footer-links { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; margin: 0.6rem 0 1rem; }
.ui13-footer-links a { color: var(--ui13-cream); font-size: 1.2rem; }
.ui13-footer-promo { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.6rem 0 1rem; }
.ui13-footer-promo button {
  background: var(--ui13-primary); color: #fff; border: none; border-radius: 6px;
  padding: 0.5rem 0.9rem; font-size: 1.2rem; font-weight: 700; cursor: pointer;
}
.ui13-footer-copy { font-size: 1.1rem; color: var(--ui13-muted); border-top: 1px solid var(--ui13-border); padding-top: 0.8rem; }

/* ===== Mobile bottom navigation ===== */
.ui13-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  height: var(--ui13-bottom-h); max-width: 430px; margin: 0 auto;
  background: linear-gradient(180deg, #161b26, #0D1117);
  border-top: 1px solid var(--ui13-border);
  display: flex; justify-content: space-around; align-items: center;
}
.ui13-nav-btn {
  flex: 1; min-width: 60px; min-height: 60px; background: transparent; border: none;
  color: var(--ui13-muted); display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 2px; cursor: pointer; padding: 4px 0;
  transition: color 0.15s ease, transform 0.15s ease;
}
.ui13-nav-btn i { font-size: 24px; }
.ui13-nav-btn .material-icons-outlined { font-size: 24px; }
.ui13-nav-btn span { font-size: 1rem; line-height: 1; }
.ui13-nav-btn:active { transform: scale(0.92); color: var(--ui13-cream); }
.ui13-nav-btn-active { color: var(--ui13-cream); }
.ui13-nav-btn-active i, .ui13-nav-btn-active .material-icons-outlined { color: var(--ui13-primary); }

/* Mobile content clearance for bottom nav */
@media (max-width: 768px) {
  main.ui13-main { padding-bottom: calc(var(--ui13-bottom-h) + 16px); }
}
/* Hide bottom nav on desktop */
@media (min-width: 769px) {
  .ui13-bottom-nav { display: none; }
  .ui13-container { max-width: 760px; }
}

.ui13-hidden { display: none; }
.ui13-back-top {
  display: inline-block; color: var(--ui13-cream); font-size: 1.2rem;
  cursor: pointer; margin-top: 0.6rem;
}