/* kotk.click - kotk website styles
   All custom classes use pgb8- prefix for namespace isolation
   Mobile-first design, max-width 430px viewport optimization */

:root {
  --pgb8-primary: #2E4057;
  --pgb8-accent: #EEE8AA;
  --pgb8-soft: #778899;
  --pgb8-light: #E0E0E0;
  --pgb8-success: #008000;
  --pgb8-warm: #FFA500;
  --pgb8-bg: #1b2a3a;
  --pgb8-bg-alt: #243a52;
  --pgb8-card: #2c445e;
  --pgb8-text: #EEE8AA;
  --pgb8-text-light: #E0E0E0;
  --pgb8-text-muted: #778899;
  --pgb8-border: rgba(238, 232, 170, 0.18);
  --pgb8-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
  --pgb8-radius: 10px;
  --pgb8-header-h: 56px;
  --pgb8-bottomnav-h: 60px;
}

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

html { font-size: 62.5%; -webkit-text-size-adjust: 100%; }

body {
  font-family: "Segoe UI", "Noto Sans Bengali", "SolaimanLipi", system-ui, sans-serif;
  background: var(--pgb8-bg);
  color: var(--pgb8-text-light);
  line-height: 1.5rem;
  font-size: 1.5rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: var(--pgb8-accent); text-decoration: none; }

/* ===== Layout ===== */
.pgb8-wrapper { max-width: 430px; margin: 0 auto; position: relative; min-height: 100vh; background: var(--pgb8-bg); }

.pgb8-container { width: 100%; padding: 0 1.2rem; }

main { padding-bottom: 80px; }

/* ===== Header ===== */
.pgb8-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: linear-gradient(90deg, var(--pgb8-primary), var(--pgb8-bg-alt));
  border-bottom: 1px solid var(--pgb8-border);
  box-shadow: var(--pgb8-shadow);
}
.pgb8-header-inner {
  max-width: 430px; margin: 0 auto; height: var(--pgb8-header-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1.2rem; gap: 0.8rem;
}
.pgb8-logo { display: flex; align-items: center; gap: 0.6rem; color: var(--pgb8-accent); font-weight: 700; font-size: 1.8rem; }
.pgb8-logo img { width: 28px; height: 28px; border-radius: 6px; }
.pgb8-logo span { background: linear-gradient(90deg, #EEE8AA, #FFA500); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }

.pgb8-header-actions { display: flex; align-items: center; gap: 0.6rem; }
.pgb8-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  min-height: 36px; padding: 0 1.2rem; border: none; border-radius: 8px;
  font-size: 1.3rem; font-weight: 700; cursor: pointer; transition: transform 0.15s, opacity 0.15s;
  font-family: inherit;
}
.pgb8-btn:active { transform: scale(0.95); }
.pgb8-btn-register { background: linear-gradient(90deg, var(--pgb8-warm), #ff6b00); color: #1b2a3a; }
.pgb8-btn-login { background: transparent; color: var(--pgb8-accent); border: 1px solid var(--pgb8-accent); }

.pgb8-menu-btn {
  background: transparent; border: none; color: var(--pgb8-accent);
  font-size: 2rem; cursor: pointer; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
}

/* ===== Mobile Menu ===== */
.pgb8-mobile-menu {
  position: fixed; top: var(--pgb8-header-h); left: 0; right: 0; z-index: 9999;
  background: var(--pgb8-bg-alt); border-bottom: 1px solid var(--pgb8-border);
  max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
}
.pgb8-mobile-menu.pgb8-menu-open { max-height: 460px; box-shadow: var(--pgb8-shadow); }
.pgb8-menu-list { list-style: none; padding: 0.8rem 1.2rem; }
.pgb8-menu-list li { border-bottom: 1px solid rgba(238, 232, 170, 0.08); }
.pgb8-menu-list li:last-child { border-bottom: none; }
.pgb8-menu-list a {
  display: flex; align-items: center; gap: 0.8rem; padding: 1rem 0.4rem;
  color: var(--pgb8-text-light); font-size: 1.5rem;
}
.pgb8-menu-list a:active { color: var(--pgb8-warm); }
.pgb8-menu-list .fas, .pgb8-menu-list .material-icons { width: 22px; text-align: center; color: var(--pgb8-accent); }

/* ===== Spacer to offset fixed header ===== */
.pgb8-header-spacer { height: var(--pgb8-header-h); }

/* ===== Carousel ===== */
.pgb8-carousel {
  position: relative; width: 100%; margin: 1rem 0 1.4rem; border-radius: var(--pgb8-radius);
  overflow: hidden; box-shadow: var(--pgb8-shadow); background: var(--pgb8-card);
}
.pgb8-carousel-track { position: relative; width: 100%; aspect-ratio: 16/9; }
.pgb8-carousel-slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity 0.5s ease;
  cursor: pointer;
}
.pgb8-carousel-slide.pgb8-slide-active { opacity: 1; }
.pgb8-carousel-slide img { width: 100%; height: 100%; object-fit: cover; }
.pgb8-carousel-caption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 0.8rem 1.2rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.75)); color: var(--pgb8-accent);
  font-size: 1.4rem; font-weight: 600;
}
.pgb8-carousel-dots { position: absolute; bottom: 8px; left: 50%; transform: translateX(-50%); display: flex; gap: 6px; z-index: 2; }
.pgb8-carousel-dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(238, 232, 170, 0.4); border: none; cursor: pointer; }
.pgb8-carousel-dot.pgb8-dot-active { background: var(--pgb8-warm); }

/* ===== Section ===== */
.pgb8-section { padding: 1.6rem 0; }
.pgb8-section-title {
  font-size: 1.9rem; font-weight: 700; color: var(--pgb8-accent);
  margin-bottom: 1rem; padding-left: 0.8rem; border-left: 4px solid var(--pgb8-warm);
}
.pgb8-section-intro { color: var(--pgb8-text-muted); font-size: 1.35rem; margin-bottom: 1rem; }

/* ===== Hero ===== */
.pgb8-hero { padding: 1.4rem 0 0.4rem; text-align: center; }
.pgb8-hero h1 {
  font-size: 2.4rem; font-weight: 800; color: var(--pgb8-accent); line-height: 1.25; margin-bottom: 0.6rem;
}
.pgb8-hero p { color: var(--pgb8-text-light); font-size: 1.4rem; margin-bottom: 1rem; }
.pgb8-hero-cta { display: flex; gap: 0.8rem; justify-content: center; flex-wrap: wrap; }
.pgb8-btn-hero { padding: 0.9rem 2rem; font-size: 1.5rem; min-height: 44px; }

/* ===== Category tabs (non-clickable display order) ===== */
.pgb8-cat-tabs { display: flex; gap: 0.6rem; overflow-x: auto; padding: 0.6rem 0 1rem; scrollbar-width: none; }
.pgb8-cat-tabs::-webkit-scrollbar { display: none; }
.pgb8-cat-tab {
  flex: 0 0 auto; padding: 0.5rem 1.2rem; border-radius: 20px;
  background: var(--pgb8-card); color: var(--pgb8-text-light); font-size: 1.25rem; font-weight: 600;
  border: 1px solid var(--pgb8-border);
}
.pgb8-cat-tab.pgb8-cat-active { background: var(--pgb8-warm); color: #1b2a3a; border-color: var(--pgb8-warm); }

/* ===== Game grid ===== */
.pgb8-game-section { margin-bottom: 1.4rem; }
.pgb8-game-section h2 { font-size: 1.7rem; color: var(--pgb8-accent); margin-bottom: 0.8rem; display: flex; align-items: center; gap: 0.6rem; }
.pgb8-game-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem;
}
.pgb8-game-card {
  background: var(--pgb8-card); border-radius: var(--pgb8-radius); overflow: hidden;
  border: 1px solid var(--pgb8-border); cursor: pointer; transition: transform 0.15s, box-shadow 0.15s;
  display: flex; flex-direction: column;
}
.pgb8-game-card:active { transform: scale(0.96); box-shadow: 0 0 0 2px var(--pgb8-warm); }
.pgb8-game-card img { width: 100%; aspect-ratio: 1; object-fit: cover; background: #0f1822; }
.pgb8-game-name { padding: 0.5rem 0.4rem; font-size: 1.1rem; color: var(--pgb8-text-light); text-align: center; line-height: 1.25rem; min-height: 2.5rem; display: flex; align-items: center; justify-content: center; }

/* ===== Info / content cards ===== */
.pgb8-card {
  background: var(--pgb8-card); border: 1px solid var(--pgb8-border); border-radius: var(--pgb8-radius);
  padding: 1.2rem; margin-bottom: 1rem; box-shadow: var(--pgb8-shadow);
}
.pgb8-card h3 { color: var(--pgb8-accent); font-size: 1.6rem; margin-bottom: 0.6rem; }
.pgb8-card p { color: var(--pgb8-text-light); font-size: 1.35rem; margin-bottom: 0.6rem; }
.pgb8-card ul { padding-left: 1.6rem; color: var(--pgb8-text-light); font-size: 1.3rem; }
.pgb8-card ul li { margin-bottom: 0.4rem; }

/* ===== Promo link inline ===== */
.pgb8-promo-link { color: var(--pgb8-warm); font-weight: 700; cursor: pointer; }
.pgb8-promo-link:hover { text-decoration: underline; }

/* ===== RTP / stats ===== */
.pgb8-stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem; }
.pgb8-stat-item { background: var(--pgb8-bg-alt); border-radius: 8px; padding: 0.8rem; text-align: center; border: 1px solid var(--pgb8-border); }
.pgb8-stat-num { font-size: 1.8rem; font-weight: 800; color: var(--pgb8-warm); }
.pgb8-stat-label { font-size: 1.15rem; color: var(--pgb8-text-muted); margin-top: 0.2rem; }

/* ===== Testimonials ===== */
.pgb8-testimonial { background: var(--pgb8-bg-alt); border-radius: 8px; padding: 1rem; margin-bottom: 0.8rem; border-left: 3px solid var(--pgb8-success); }
.pgb8-testimonial p { font-size: 1.3rem; color: var(--pgb8-text-light); margin-bottom: 0.4rem; }
.pgb8-testimonial .pgb8-author { font-size: 1.15rem; color: var(--pgb8-accent); font-weight: 600; }

/* ===== Payment methods ===== */
.pgb8-pay-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.6rem; }
.pgb8-pay-item { background: var(--pgb8-bg-alt); border-radius: 8px; padding: 0.8rem 0.4rem; text-align: center; border: 1px solid var(--pgb8-border); }
.pgb8-pay-item .pgb8-pay-icon { font-size: 1.8rem; color: var(--pgb8-accent); }
.pgb8-pay-item .pgb8-pay-name { font-size: 1.05rem; color: var(--pgb8-text-muted); margin-top: 0.3rem; }

/* ===== Winners ===== */
.pgb8-winner-row { display: flex; justify-content: space-between; padding: 0.6rem 0.8rem; border-bottom: 1px solid rgba(238,232,170,0.08); font-size: 1.25rem; }
.pgb8-winner-row:last-child { border-bottom: none; }
.pgb8-winner-name { color: var(--pgb8-accent); font-weight: 600; }
.pgb8-winner-amount { color: var(--pgb8-warm); font-weight: 700; }

/* ===== App download CTA ===== */
.pgb8-app-cta { background: linear-gradient(135deg, var(--pgb8-primary), var(--pgb8-bg-alt)); border-radius: var(--pgb8-radius); padding: 1.4rem; text-align: center; border: 1px solid var(--pgb8-border); }
.pgb8-app-cta h3 { color: var(--pgb8-accent); font-size: 1.7rem; margin-bottom: 0.4rem; }
.pgb8-app-cta p { color: var(--pgb8-text-light); font-size: 1.3rem; margin-bottom: 0.8rem; }
.pgb8-app-buttons { display: flex; gap: 0.6rem; justify-content: center; flex-wrap: wrap; }

/* ===== Footer ===== */
.pgb8-footer { background: var(--pgb8-bg-alt); border-top: 1px solid var(--pgb8-border); padding: 1.6rem 1.2rem 2rem; margin-top: 1.4rem; }
.pgb8-footer-brand { color: var(--pgb8-accent); font-size: 1.4rem; margin-bottom: 0.8rem; line-height: 1.6rem; }
.pgb8-footer-links { display: flex; flex-wrap: wrap; gap: 0.6rem 1rem; margin-bottom: 1rem; }
.pgb8-footer-links a { color: var(--pgb8-text-light); font-size: 1.2rem; }
.pgb8-footer-links a:active { color: var(--pgb8-warm); }
.pgb8-footer-copy { color: var(--pgb8-text-muted); font-size: 1.1rem; border-top: 1px solid var(--pgb8-border); padding-top: 0.8rem; text-align: center; }

/* ===== Bottom nav ===== */
.pgb8-bottomnav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  background: linear-gradient(90deg, var(--pgb8-primary), var(--pgb8-bg-alt));
  border-top: 1px solid var(--pgb8-border);
  height: var(--pgb8-bottomnav-h);
  display: flex; justify-content: space-around; align-items: stretch;
  box-shadow: 0 -4px 14px rgba(0, 0, 0, 0.4);
}
.pgb8-bottomnav-btn {
  flex: 1; min-width: 60px; min-height: 60px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  background: transparent; border: none; color: var(--pgb8-text-muted);
  cursor: pointer; transition: color 0.15s, transform 0.15s;
  font-family: inherit; text-decoration: none;
}
.pgb8-bottomnav-btn:active { transform: scale(0.92); }
.pgb8-bottomnav-btn .pgb8-nav-icon { font-size: 22px; line-height: 1; }
.pgb8-bottomnav-btn .pgb8-nav-label { font-size: 1.05rem; line-height: 1; }
.pgb8-bottomnav-btn.pgb8-nav-active { color: var(--pgb8-warm); }
.pgb8-bottomnav-btn.pgb8-nav-active .pgb8-nav-icon { color: var(--pgb8-warm); }

/* ===== Help pages ===== */
.pgb8-breadcrumbs { display: flex; flex-wrap: wrap; gap: 0.4rem; padding: 1rem 0 0; color: var(--pgb8-text-muted); font-size: 1.15rem; }
.pgb8-breadcrumbs a { color: var(--pgb8-accent); }
.pgb8-guide-list { display: grid; gap: 0.8rem; counter-reset: pgb8Step; }
.pgb8-guide-step { position: relative; background: var(--pgb8-bg-alt); border: 1px solid var(--pgb8-border); border-radius: 9px; padding: 1rem 1rem 1rem 4rem; }
.pgb8-guide-step::before { counter-increment: pgb8Step; content: counter(pgb8Step); position: absolute; left: 1rem; top: 1rem; width: 2.2rem; height: 2.2rem; border-radius: 50%; background: var(--pgb8-warm); color: #1b2a3a; display: flex; align-items: center; justify-content: center; font-weight: 800; }
.pgb8-guide-step h3 { color: var(--pgb8-accent); font-size: 1.45rem; margin-bottom: 0.35rem; }
.pgb8-alert { border-left: 4px solid var(--pgb8-warm); background: rgba(255,165,0,0.09); padding: 1rem; border-radius: 8px; color: var(--pgb8-text-light); }
.pgb8-link-list { display: grid; gap: 0.55rem; padding-left: 1.2rem; }
.pgb8-link-list a { font-weight: 700; color: var(--pgb8-accent); text-decoration: underline; text-underline-offset: 3px; }
.pgb8-review-score { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; margin-top: 0.8rem; }
.pgb8-score-box { background: var(--pgb8-bg-alt); border: 1px solid var(--pgb8-border); border-radius: 9px; padding: 0.9rem; text-align: center; }
.pgb8-score-num { color: var(--pgb8-warm); font-size: 2rem; font-weight: 800; }
.pgb8-score-label { color: var(--pgb8-text-muted); font-size: 1.1rem; }
.pgb8-pros-cons { display: grid; grid-template-columns: 1fr; gap: 0.8rem; }
.pgb8-mini-badge { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.35rem 0.65rem; border: 1px solid var(--pgb8-border); border-radius: 20px; color: var(--pgb8-accent); background: var(--pgb8-bg-alt); font-size: 1.15rem; margin: 0.2rem; }

/* ===== Footer partner badges ===== */
.pgb8-partner-strip { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.8rem 0 1rem; }
.pgb8-partner { border: 1px solid var(--pgb8-border); border-radius: 7px; padding: 0.45rem 0.65rem; color: var(--pgb8-text-muted); background: rgba(238,232,170,0.05); font-size: 1.05rem; }

/* ===== Utilities ===== */
.pgb8-text-warm { color: var(--pgb8-warm); }
.pgb8-text-accent { color: var(--pgb8-accent); }
.pgb8-mt-1 { margin-top: 0.6rem; }
.pgb8-mt-2 { margin-top: 1.2rem; }
.pgb8-hidden { display: none !important; }

/* ===== Desktop adjustments ===== */
@media (min-width: 769px) {
  .pgb8-bottomnav { display: none; }
  main { padding-bottom: 20px; }
  .pgb8-wrapper { max-width: 430px; }
}

/* ===== Small phone tuning ===== */
@media (max-width: 360px) {
  .pgb8-game-grid { grid-template-columns: repeat(2, 1fr); }
  .pgb8-hero h1 { font-size: 2rem; }
  .pgb8-pay-grid { grid-template-columns: repeat(2, 1fr); }
}