/* ============================================================
   OKLive - layout-e4cd.css
   Mobile-first HTML5 casino / gaming stylesheet (VN market)
   Prefix: pge4- | Root font: 62.5% | Max width: 430px
   Palette: #0E1621 (bg) | #495057 (muted) | #9370DB (primary)
   ============================================================ */

/* ---------- Design tokens ---------- */
:root {
  --pge4-bg: #0E1621;
  --pge4-bg-2: #141f30;
  --pge4-bg-3: #1c2942;
  --pge4-text: #f2f4f8;
  --pge4-muted: #9aa6b8;
  --pge4-gray: #495057;
  --pge4-primary: #9370DB;
  --pge4-primary-2: #b494f0;
  --pge4-accent: #f5c542;
  --pge4-success: #2ecc71;
  --pge4-danger: #ff5c7a;
  --pge4-border: rgba(147, 112, 219, 0.22);
  --pge4-shadow: 0 0.6rem 2rem rgba(0, 0, 0, 0.45);
  --pge4-radius: 1.2rem;
  --pge4-radius-sm: 0.8rem;
  --pge4-header-h: 6rem;
  --pge4-bottom-h: 6.4rem;
  --pge4-gradient: linear-gradient(135deg, #9370DB 0%, #6c4ddb 60%, #4a2db0 100%);
  --pge4-gradient-gold: linear-gradient(135deg, #f5c542 0%, #e0932e 100%);
}

/* ---------- Reset ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
html { font-size: 62.5%; scroll-behavior: smooth; }
body {
  font-family: "Be Vietnam Pro", "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  background: radial-gradient(circle at 20% -10%, #1d2a44 0%, var(--pge4-bg) 55%) no-repeat;
  background-color: var(--pge4-bg);
  color: var(--pge4-text);
  line-height: 1.5rem;
  font-size: 1.5rem;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--pge4-primary-2); text-decoration: none; }
a:hover { color: var(--pge4-accent); }
img { max-width: 100%; display: block; }
ul { list-style: none; }
h1, h2, h3, h4 { line-height: 1.4rem; font-weight: 700; color: #fff; }
h1 { font-size: 2.4rem; line-height: 1.5; }
h2 { font-size: 2rem; }
h3 { font-size: 1.7rem; }
p { margin-bottom: 1rem; color: var(--pge4-muted); }

/* ---------- Layout ---------- */
.pge4-wrapper { width: 100%; max-width: 430px; margin: 0 auto; position: relative; }
.pge4-container { width: 100%; padding: 0 1.2rem; }
.pge4-main { padding-top: var(--pge4-header-h); padding-bottom: var(--pge4-bottom-h); }
@media (min-width: 769px) { .pge4-main { padding-bottom: 2rem; } }

/* ---------- Header ---------- */
.pge4-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(14, 22, 33, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--pge4-border);
}
.pge4-header-inner {
  max-width: 430px; margin: 0 auto; height: var(--pge4-header-h);
  padding: 0 1.2rem; display: flex; align-items: center; gap: 0.8rem;
}
.pge4-logo { display: flex; align-items: center; gap: 0.7rem; flex: 1; min-width: 0; }
.pge4-logo img { width: 3rem; height: 3rem; border-radius: 0.6rem; }
.pge4-logo b { font-size: 1.9rem; color: #fff; font-weight: 800; letter-spacing: 0.04em; }
.pge4-logo b span { color: var(--pge4-primary); }
.pge4-header-actions { display: flex; gap: 0.6rem; align-items: center; }
.pge4-menu-btn {
  background: none; border: 0; color: #fff; font-size: 2.2rem; width: 3.4rem; height: 3.4rem;
  display: flex; align-items: center; justify-content: center; cursor: pointer; border-radius: 0.6rem;
}
.pge4-menu-btn:hover { background: var(--pge4-bg-3); }

/* ---------- Buttons ---------- */
.pge4-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.85rem 1.4rem; border-radius: 999px; font-weight: 700; font-size: 1.35rem;
  border: 0; cursor: pointer; transition: transform 0.15s ease, box-shadow 0.2s ease;
  min-height: 3.6rem; line-height: 1; color: #fff; font-family: inherit;
}
.pge4-btn:active { transform: scale(0.96); }
.pge4-btn-primary { background: var(--pge4-gradient); box-shadow: 0 0.4rem 1.4rem rgba(147, 112, 219, 0.45); }
.pge4-btn-gold { background: var(--pge4-gradient-gold); color: #2a1d00; box-shadow: 0 0.4rem 1.4rem rgba(245, 197, 66, 0.35); }
.pge4-btn-ghost { background: rgba(255, 255, 255, 0.06); border: 1px solid var(--pge4-border); }
.pge4-btn-sm { padding: 0.6rem 1.1rem; font-size: 1.25rem; min-height: 3rem; }
.pge4-text-link { color: var(--pge4-accent); font-weight: 700; border-bottom: 1px dashed rgba(245, 197, 66, 0.5); cursor: pointer; }
.pge4-text-link:hover { color: var(--pge4-primary-2); }

/* ---------- Mobile menu drawer ---------- */
.pge4-menu-overlay {
  position: fixed; inset: 0; background: rgba(0, 0, 0, 0.6); z-index: 9998;
  opacity: 0; visibility: hidden; transition: opacity 0.25s ease;
}
.pge4-menu-overlay.pge4-open { opacity: 1; visibility: visible; }
.pge4-side-menu {
  position: fixed; top: 0; right: -80%; width: 80%; max-width: 320px; height: 100%;
  background: var(--pge4-bg-2); z-index: 9999; padding: 2rem 1.6rem; overflow-y: auto;
  transition: right 0.28s ease; border-left: 1px solid var(--pge4-border);
}
.pge4-side-menu.pge4-open { right: 0; }
.pge4-side-menu h3 { font-size: 1.6rem; margin-bottom: 1rem; color: var(--pge4-primary-2); }
.pge4-side-menu ul li { margin-bottom: 0.4rem; }
.pge4-side-menu ul li a {
  display: flex; align-items: center; gap: 0.8rem; padding: 1rem 0.8rem;
  border-radius: 0.8rem; color: var(--pge4-text); font-size: 1.4rem;
}
.pge4-side-menu ul li a:hover { background: var(--pge4-bg-3); color: var(--pge4-accent); }
.pge4-side-menu .pge4-close {
  position: absolute; top: 1rem; right: 1rem; background: none; border: 0; color: #fff;
  font-size: 2.4rem; cursor: pointer;
}
.pge4-menu-cta { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.8rem; }

/* ---------- Hero / Carousel ---------- */
.pge4-hero { padding: 1.2rem 0 0.4rem; }
.pge4-carousel { position: relative; border-radius: var(--pge4-radius); overflow: hidden; box-shadow: var(--pge4-shadow); }
.pge4-slides { display: flex; scroll-snap-type: x mandatory; overflow-x: auto; scroll-behavior: smooth; scrollbar-width: none; }
.pge4-slides::-webkit-scrollbar { display: none; }
.pge4-slide { min-width: 100%; scroll-snap-align: center; position: relative; cursor: pointer; }
.pge4-slide img { width: 100%; height: 18rem; object-fit: cover; }
.pge4-slide-cap {
  position: absolute; left: 1.2rem; bottom: 1.2rem; right: 1.2rem;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.75));
  padding: 1rem; border-radius: 0.8rem;
}
.pge4-slide-cap b { display: block; color: #fff; font-size: 1.7rem; font-weight: 800; }
.pge4-slide-cap span { color: var(--pge4-accent); font-size: 1.25rem; }
.pge4-dots { display: flex; justify-content: center; gap: 0.5rem; margin-top: 0.8rem; }
.pge4-dot { width: 0.8rem; height: 0.8rem; border-radius: 50%; background: var(--pge4-gray); cursor: pointer; border: 0; }
.pge4-dot.pge4-active { background: var(--pge4-primary); width: 2rem; border-radius: 999px; }

/* ---------- Section ---------- */
.pge4-section { padding: 2rem 0; }
.pge4-section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.2rem; gap: 1rem; }
.pge4-section-head h2 { position: relative; padding-left: 1.2rem; }
.pge4-section-head h2::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 0.4rem; height: 2rem; background: var(--pge4-gradient); border-radius: 999px;
}
.pge4-section-head a { font-size: 1.25rem; color: var(--pge4-primary-2); white-space: nowrap; }

/* ---------- Category title ---------- */
.pge4-cat-title {
  display: flex; align-items: center; gap: 0.7rem; margin: 1.8rem 0 1rem;
  font-size: 1.6rem; color: #fff; font-weight: 700;
}
.pge4-cat-title i { color: var(--pge4-accent); font-size: 2rem; }
.pge4-cat-title small { color: var(--pge4-muted); font-size: 1.15rem; font-weight: 400; margin-left: auto; }

/* ---------- Game grid ---------- */
.pge4-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; }
.pge4-game {
  background: var(--pge4-bg-2); border-radius: var(--pge4-radius-sm); overflow: hidden;
  border: 1px solid var(--pge4-border); cursor: pointer; transition: transform 0.15s ease, border-color 0.2s;
  display: flex; flex-direction: column;
}
.pge4-game:hover { transform: translateY(-0.3rem); border-color: var(--pge4-primary); }
.pge4-game-img { width: 100%; aspect-ratio: 1 / 1; background: var(--pge4-bg-3); }
.pge4-game-img img { width: 100%; height: 100%; object-fit: cover; }
.pge4-game-name {
  font-size: 1.1rem; color: var(--pge4-text); text-align: center; padding: 0.5rem 0.3rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: 600;
}
.pge4-game-tag {
  display: inline-block; font-size: 0.95rem; padding: 0.15rem 0.6rem; border-radius: 999px;
  background: rgba(245, 197, 66, 0.16); color: var(--pge4-accent); margin: 0 auto 0.5rem; width: fit-content;
}

/* ---------- Card ---------- */
.pge4-card {
  background: var(--pge4-bg-2); border: 1px solid var(--pge4-border); border-radius: var(--pge4-radius);
  padding: 1.4rem; margin-bottom: 1.2rem;
}
.pge4-card h3 { color: #fff; margin-bottom: 0.8rem; display: flex; align-items: center; gap: 0.6rem; }
.pge4-card h3 i { color: var(--pge4-primary); }

/* ---------- Feature list ---------- */
.pge4-feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem; }
.pge4-feature {
  background: var(--pge4-bg-3); padding: 1.2rem; border-radius: var(--pge4-radius-sm); text-align: center;
  border: 1px solid transparent; transition: border-color 0.2s;
}
.pge4-feature:hover { border-color: var(--pge4-primary); }
.pge4-feature i { font-size: 2.6rem; color: var(--pge4-accent); margin-bottom: 0.6rem; display: block; }
.pge4-feature b { display: block; color: #fff; font-size: 1.3rem; margin-bottom: 0.3rem; }
.pge4-feature span { font-size: 1.1rem; color: var(--pge4-muted); }

/* ---------- Steps ---------- */
.pge4-steps { counter-reset: step; display: flex; flex-direction: column; gap: 1rem; }
.pge4-step { display: flex; gap: 1rem; align-items: flex-start; }
.pge4-step-num {
  flex: 0 0 3rem; width: 3rem; height: 3rem; border-radius: 50%; background: var(--pge4-gradient);
  color: #fff; font-weight: 800; font-size: 1.5rem; display: flex; align-items: center; justify-content: center;
}
.pge4-step-body b { color: #fff; display: block; margin-bottom: 0.2rem; font-size: 1.35rem; }
.pge4-step-body span { color: var(--pge4-muted); font-size: 1.25rem; }

/* ---------- Promo / bonus ---------- */
.pge4-promo {
  background: linear-gradient(135deg, rgba(147, 112, 219, 0.25), rgba(245, 197, 66, 0.15));
  border: 1px solid var(--pge4-primary); border-radius: var(--pge4-radius);
  padding: 1.6rem; margin-bottom: 1.2rem; text-align: center;
}
.pge4-promo b { display: block; color: var(--pge4-accent); font-size: 2.2rem; }
.pge4-promo span { color: #fff; font-size: 1.3rem; }

/* ---------- Payment ---------- */
.pge4-pay-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.7rem; }
.pge4-pay {
  background: var(--pge4-bg-3); border-radius: 0.8rem; padding: 0.9rem 0.4rem; text-align: center;
  border: 1px solid var(--pge4-border);
}
.pge4-pay b { display: block; color: #fff; font-size: 1.15rem; margin-top: 0.3rem; }
.pge4-pay i { color: var(--pge4-primary-2); font-size: 2rem; }

/* ---------- Testimonial ---------- */
.pge4-testi { background: var(--pge4-bg-3); border-radius: var(--pge4-radius-sm); padding: 1.2rem; margin-bottom: 0.8rem; border-left: 3px solid var(--pge4-primary); }
.pge4-testi-stars { color: var(--pge4-accent); font-size: 1.2rem; margin-bottom: 0.4rem; }
.pge4-testi p { font-style: italic; color: var(--pge4-text); font-size: 1.3rem; }
.pge4-testi b { display: block; margin-top: 0.5rem; color: var(--pge4-primary-2); font-size: 1.2rem; }

/* ---------- Winners ---------- */
.pge4-winner-row { display: flex; align-items: center; gap: 0.8rem; padding: 0.7rem 0; border-bottom: 1px dashed var(--pge4-border); }
.pge4-winner-row:last-child { border-bottom: 0; }
.pge4-winner-row i { color: var(--pge4-accent); font-size: 1.8rem; }
.pge4-winner-row b { color: #fff; flex: 1; font-size: 1.25rem; }
.pge4-winner-row span { color: var(--pge4-success); font-weight: 700; font-size: 1.25rem; }

/* ---------- App CTA ---------- */
.pge4-app-cta {
  background: var(--pge4-gradient); border-radius: var(--pge4-radius); padding: 1.6rem; text-align: center;
  color: #fff; margin-bottom: 1.2rem;
}
.pge4-app-cta h3 { color: #fff; margin-bottom: 0.5rem; }
.pge4-app-cta p { color: rgba(255, 255, 255, 0.9); }
.pge4-app-btns { display: flex; gap: 0.6rem; justify-content: center; margin-top: 1rem; flex-wrap: wrap; }

/* ---------- FAQ ---------- */
.pge4-faq { border: 1px solid var(--pge4-border); border-radius: var(--pge4-radius-sm); margin-bottom: 0.7rem; overflow: hidden; background: var(--pge4-bg-2); }
.pge4-faq-summary {
  display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.2rem;
  cursor: pointer; font-weight: 700; color: #fff; font-size: 1.3rem; gap: 0.8rem;
}
.pge4-faq-summary i { transition: transform 0.2s; color: var(--pge4-primary); }
.pge4-faq.pge4-open .pge4-faq-summary i { transform: rotate(180deg); }
.pge4-faq-body { max-height: 0; overflow: hidden; transition: max-height 0.25s ease; padding: 0 1.2rem; }
.pge4-faq.pge4-open .pge4-faq-body { max-height: 30rem; padding: 0 1.2rem 1rem; }

/* ---------- SEO long text ---------- */
.pge4-seo-text { background: var(--pge4-bg-2); border-radius: var(--pge4-radius); padding: 1.4rem; font-size: 1.3rem; line-height: 1.7; color: var(--pge4-muted); }
.pge4-seo-text h3 { margin: 1rem 0 0.5rem; color: #fff; }
.pge4-seo-text h3:first-child { margin-top: 0; }
.pge4-seo-text strong { color: var(--pge4-primary-2); font-weight: 700; }
.pge4-seo-text a { color: var(--pge4-accent); border-bottom: 1px dashed rgba(245, 197, 66, 0.4); }

/* ---------- Footer ---------- */
.pge4-footer { background: var(--pge4-bg-2); border-top: 1px solid var(--pge4-border); padding: 2rem 0 1.5rem; margin-top: 1rem; }
.pge4-footer-brand { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 1rem; }
.pge4-footer-brand img { width: 2.6rem; height: 2.6rem; border-radius: 0.5rem; }
.pge4-footer-brand b { font-size: 1.7rem; color: #fff; }
.pge4-footer p { font-size: 1.2rem; color: var(--pge4-muted); margin-bottom: 1.2rem; line-height: 1.6; }
.pge4-footer-links { display: flex; flex-wrap: wrap; gap: 0.6rem 1rem; margin-bottom: 1rem; }
.pge4-footer-links a { font-size: 1.2rem; color: var(--pge4-muted); }
.pge4-footer-links a:hover { color: var(--pge4-accent); }
.pge4-footer-cta { display: flex; gap: 0.6rem; flex-wrap: wrap; margin: 1rem 0; }
.pge4-copy { border-top: 1px solid var(--pge4-border); padding-top: 1rem; text-align: center; font-size: 1.1rem; color: var(--pge4-muted); }

/* ---------- Mobile bottom nav ---------- */
.pge4-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(14, 22, 33, 0.98); backdrop-filter: blur(10px);
  border-top: 1px solid var(--pge4-border);
  display: flex; justify-content: space-around; align-items: stretch; height: var(--pge4-bottom-h);
}
.pge4-bottom-nav-item {
  flex: 1; min-width: 6rem; min-height: 6rem; background: none; border: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.25rem;
  color: var(--pge4-muted); cursor: pointer; padding: 0.4rem; transition: color 0.2s; font-family: inherit;
}
.pge4-bottom-nav-item i { font-size: 2.4rem; }
.pge4-bottom-nav-item span { font-size: 1rem; font-weight: 600; }
.pge4-bottom-nav-item:hover { color: var(--pge4-primary-2); }
.pge4-bottom-nav-item.pge4-active { color: var(--pge4-accent); }
.pge4-bottom-nav-item.pge4-active i { transform: scale(1.12); }
.pge4-bottom-nav-item.pge4-promo i {
  background: var(--pge4-gradient); color: #fff; width: 4.4rem; height: 4.4rem;
  border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-top: -1.8rem;
  box-shadow: 0 0.3rem 1rem rgba(147, 112, 219, 0.55); border: 0.3rem solid var(--pge4-bg);
}
@media (min-width: 769px) { .pge4-bottom-nav { display: none; } }
@media (max-width: 768px) { .pge4-main { padding-bottom: calc(var(--pge4-bottom-h) + 1rem); } }

/* ---------- Utilities ---------- */
.pge4-center { text-align: center; }
.pge4-mt-1 { margin-top: 1rem; }
.pge4-mt-2 { margin-top: 2rem; }
.pge4-mb-1 { margin-bottom: 1rem; }
.pge4-row { display: flex; gap: 0.8rem; align-items: center; }
.pge4-row-wrap { flex-wrap: wrap; }
.pge4-hidden { display: none !important; }

/* ---------- Desktop nav (hidden on mobile) ---------- */
.pge4-desktop-nav { display: none; }
@media (min-width: 769px) {
  .pge4-desktop-nav { display: flex; gap: 1.5rem; align-items: center; }
  .pge4-desktop-nav a { color: var(--pge4-text); font-size: 1.35rem; font-weight: 600; }
  .pge4-desktop-nav a:hover { color: var(--pge4-accent); }
  .pge4-header-actions .pge4-menu-btn { display: none; }
}